:root {
            /* Primary - Ocean Blue Palette */
            --primary-50: #f0f9ff;
            --primary-100: #e0f2fe;
            --primary-200: #bae6fd;
            --primary-300: #7dd3fc;
            --primary-400: #38bdf8;
            --primary-500: #0ea5e9;
            --primary-600: #0284c7;
            --primary-700: #0369a1;
            --primary-800: #075985;
            --primary-900: #0c4a6e;
            
            /* Accent - Orange/Coral */
            --accent-400: #fb923c;
            --accent-500: #f97316;
            --accent-600: #ea580c;
            
            /* Neutral - Slate */
            --slate-50: #f8fafc;
            --slate-100: #f1f5f9;
            --slate-200: #e2e8f0;
            --slate-300: #cbd5e1;
            --slate-400: #94a3b8;
            --slate-500: #64748b;
            --slate-600: #475569;
            --slate-700: #334155;
            --slate-800: #1e293b;
            --slate-900: #0f172a;
            
            /* Semantic */
            --success: #10b981;
            --warning: #f59e0b;
            --error: #ef4444;
            
            /* Elevation */
            --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
            --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
            --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
            --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
            --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
            --shadow-glow: 0 0 40px -10px var(--primary-500);
            
            /* Radius */
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-2xl: 32px;
            --radius-full: 9999px;
            
            /* Animation */
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }
        
        body {
            font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.7;
            color: var(--slate-800);
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        /* ===== NAVIGATION ===== */
        .navbar {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 1000;
            padding: 1.25rem 0;
            transition: all var(--transition-base);
            background: transparent;
        }
        
        .navbar.scrolled {
            background: rgba(255,255,255,0.85);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            box-shadow: var(--shadow-md);
            padding: 0.875rem 0;
        }
        
        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 1.375rem;
            font-weight: 700;
            color: var(--slate-50);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        
        .navbar.scrolled .logo { color: var(--primary-700); }
        
        .logo-icon {
            width: 68px; height: 68px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            transition: transform var(--transition-spring);
        }
        
        .logo-icon img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }
        
        .logo:hover .logo-icon { transform: scale(1.05); }
        
        .nav-links {
            display: flex;
            gap: 2rem;
            list-style: none;
            align-items: center;
        }
        
        .nav-links a {
            text-decoration: none;
            color: rgba(255,255,255,0.9);
            font-weight: 500;
            font-size: 0.9375rem;
            position: relative;
            padding: 0.5rem 0.25rem;
            transition: color var(--transition-fast);
        }
        
        .navbar.scrolled .nav-links a { color: var(--slate-600); }
        .nav-links a:hover { color: var(--accent-500); }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0; left: 0;
            width: 0; height: 2px;
            background: linear-gradient(90deg, var(--accent-500), var(--accent-400));
            border-radius: 2px;
            transition: width var(--transition-base);
        }
        
        .nav-links a:hover::after { width: 100%; }
        
        .nav-cta {
            padding: 0.625rem 1.25rem;
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            color: white !important;
            border-radius: var(--radius-md);
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
            transition: all var(--transition-base) !important;
        }
        
        .nav-cta::after { display: none !important; }
        
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
        }

        .nav-login {
            padding: 0.5rem 1rem;
            border: 1.5px solid rgba(255,255,255,0.35);
            color: rgba(255,255,255,0.95);
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.9375rem;
            text-decoration: none;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
        }

        .navbar.scrolled .nav-login {
            border-color: var(--slate-300);
            color: var(--slate-600);
        }

        .nav-login:hover {
            background: rgba(255,255,255,0.12);
            border-color: rgba(255,255,255,0.6);
            color: white;
        }

        .navbar.scrolled .nav-login:hover {
            background: var(--slate-100);
            border-color: var(--slate-400);
            color: var(--slate-800);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: white;
            cursor: pointer;
            padding: 0.5rem;
            border-radius: var(--radius-md);
            transition: background var(--transition-fast);
        }
        
        .mobile-menu-btn:hover { background: rgba(255,255,255,0.1); }
        .navbar.scrolled .mobile-menu-btn { color: var(--slate-700); }
        .navbar.scrolled .mobile-menu-btn:hover { background: var(--slate-100); }

        /* ===== HERO SECTION ===== */
        .hero {
            min-height: 100vh;
            position: relative;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: linear-gradient(165deg, var(--slate-900) 0%, var(--primary-900) 50%, var(--primary-800) 100%);
            scroll-snap-align: start;
            scroll-snap-stop: always;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: 
                radial-gradient(ellipse 80% 50% at 20% 40%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse 60% 40% at 80% 60%, rgba(249, 115, 22, 0.1) 0%, transparent 50%);
        }
        
        .hero-grid-pattern {
            position: absolute;
            inset: 0;
            background-image: 
                linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
            background-size: 64px 64px;
            animation: gridMove 30s linear infinite;
        }
        
        @keyframes gridMove {
            0% { transform: translate(0, 0); }
            100% { transform: translate(64px, 64px); }
        }
        
        .hero-content {
            position: relative;
            z-index: 10;
            max-width: 1280px;
            margin: 0 auto;
            padding: 4rem 1.5rem 5rem;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 4rem;
            align-items: center;
        }
        
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            color: var(--primary-300);
            margin-bottom: 1.5rem;
            animation: fadeInUp 0.6s ease backwards;
        }
        
        .hero-badge i { color: var(--accent-400); }
        
        .hero-text h1 {
            font-size: clamp(2.75rem, 5vw, 4.5rem);
            font-weight: 900;
            color: white;
            line-height: 1.1;
            margin-bottom: 1.5rem;
            letter-spacing: -0.02em;
            animation: fadeInUp 0.6s ease 0.1s backwards;
        }
        
        .hero-text h1 .highlight {
            background: linear-gradient(135deg, var(--primary-400), var(--accent-400));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .hero-subtitle {
            font-size: 1.25rem;
            color: var(--slate-300);
            margin-bottom: 2.5rem;
            line-height: 1.8;
            max-width: 540px;
            animation: fadeInUp 0.6s ease 0.2s backwards;
        }
        
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .hero-stats {
            display: flex;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
            animation: fadeInUp 0.6s ease 0.3s backwards;
        }
        
        .stat-item { text-align: left; }
        .stat-number {
            font-size: 2.75rem;
            font-weight: 800;
            color: white;
            line-height: 1;
            letter-spacing: -0.02em;
        }
        
        .stat-number .suffix {
            font-size: 1.5rem;
            color: var(--accent-400);
        }
        
        .stat-label {
            font-size: 0.875rem;
            color: var(--slate-400);
            margin-top: 0.5rem;
            font-weight: 500;
        }
        
        .hero-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            animation: fadeInUp 0.6s ease 0.4s backwards;
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 1rem 1.75rem;
            font-size: 1rem;
            font-weight: 600;
            text-decoration: none;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
            position: relative;
            overflow: hidden;
        }
        
        .btn::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transform: translateX(-100%);
            transition: transform 0.6s ease;
        }
        
        .btn:hover::before { transform: translateX(100%); }
        
        .btn-primary {
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            color: white;
            box-shadow: 0 4px 20px rgba(249, 115, 22, 0.4);
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(249, 115, 22, 0.5);
        }
        
        .btn-secondary {
            background: rgba(255,255,255,0.1);
            color: white;
            border: 1px solid rgba(255,255,255,0.2);
            backdrop-filter: blur(10px);
        }
        
        .btn-secondary:hover {
            background: rgba(255,255,255,0.15);
            border-color: rgba(255,255,255,0.3);
        }
        
        /* Hero Visual */
        .hero-visual {
            position: relative;
            animation: fadeInUp 0.8s ease 0.3s backwards;
        }
        
        .globe-container {
            position: relative;
            width: 100%;
            aspect-ratio: 1;
            max-width: 480px;
            margin: 0 auto;
        }
        
        .globe {
            width: 100%; height: 100%;
            border-radius: 50%;
            background: 
                radial-gradient(circle at 30% 30%, rgba(14, 165, 233, 0.4), transparent 50%),
                radial-gradient(circle at 70% 70%, rgba(249, 115, 22, 0.2), transparent 50%),
                linear-gradient(135deg, rgba(14, 165, 233, 0.2), rgba(3, 105, 161, 0.3));
            border: 1px solid rgba(255,255,255,0.15);
            position: relative;
            animation: globeFloat 6s ease-in-out infinite;
            box-shadow: 
                inset 0 0 60px rgba(14, 165, 233, 0.2),
                0 0 80px rgba(14, 165, 233, 0.15);
        }
        
        @keyframes globeFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-15px); }
        }
        
        .globe-lines {
            position: absolute;
            inset: 10%;
            border-radius: 50%;
            border: 1px solid rgba(255,255,255,0.1);
            animation: globeRotate 30s linear infinite;
        }
        
        .globe-lines::before,
        .globe-lines::after {
            content: '';
            position: absolute;
            border-radius: 50%;
            border: 1px solid rgba(255,255,255,0.08);
        }
        
        .globe-lines::before { inset: 15%; }
        .globe-lines::after { inset: 30%; }
        
        @keyframes globeRotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        .warehouse-badge {
            position: absolute;
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 1rem 1.25rem;
            box-shadow: var(--shadow-xl);
            animation: badgeFloat 5s ease-in-out infinite;
            cursor: pointer;
            transition: all var(--transition-base);
            min-width: 140px;
        }
        
        .warehouse-badge:hover { 
            transform: scale(1.05) translateY(-5px);
            box-shadow: var(--shadow-2xl);
        }
        
        .warehouse-badge:nth-child(2) { top: 5%; right: -5%; animation-delay: 0s; }
        .warehouse-badge:nth-child(3) { bottom: 15%; left: -10%; animation-delay: 1.5s; }
        .warehouse-badge:nth-child(4) { top: 45%; right: -15%; animation-delay: 3s; }
        
        @keyframes badgeFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-12px); }
        }
        
        .badge-flag {
            width: 40px; height: 40px;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            margin-bottom: 0.75rem;
            box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
        }
        
        .badge-title { font-weight: 700; color: var(--slate-800); font-size: 0.9375rem; }
        .badge-desc { 
            font-size: 0.8125rem; 
            color: var(--slate-500); 
            margin-top: 0.25rem;
            font-weight: 500;
        }

        /* ===== TRUST BAR ===== */
        .trust-bar {
            background: white;
            padding: 2rem 0;
            border-bottom: 1px solid var(--slate-200);
        }
        
        .trust-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 4rem;
            flex-wrap: wrap;
        }
        
        .trust-item {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            color: var(--slate-500);
            font-size: 0.9375rem;
            font-weight: 500;
        }
        
        .trust-item i {
            color: var(--success);
            font-size: 1.25rem;
        }

        /* ===== SECTION COMMON ===== */
        section { padding: 6rem 0; position: relative; }
        
        .container { 
            max-width: 1280px; 
            margin: 0 auto; 
            padding: 0 1.5rem; 
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 4rem;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            background: var(--primary-100);
            color: var(--primary-700);
            font-size: 0.875rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            margin-bottom: 1rem;
        }
        
        .section-title {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            color: var(--slate-900);
            margin-bottom: 1rem;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        
        .section-subtitle {
            font-size: 1.125rem;
            color: var(--slate-500);
            line-height: 1.7;
        }

        /* ===== ABOUT SECTION ===== */
        .about { background: white; }
        
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 5rem;
            align-items: center;
        }
        
        .about-gallery {
            position: relative;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }
        
        .about-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            cursor: pointer;
            transition: all var(--transition-base);
            position: relative;
        }
        
        .about-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .about-img:hover {
            transform: translateY(-8px) scale(1.02);
            box-shadow: var(--shadow-xl);
        }
        
        .about-img:hover::after { opacity: 1; }
        
        .about-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        
        .about-img:hover img { transform: scale(1.08); }
        
        .about-img-main { grid-row: span 2; height: 100%; min-height: 420px; }
        .about-img-sub { height: 200px; }
        
        .about-logo {
            width: 160px;
            height: 160px;
            margin: 1rem 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .about-logo img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }
        
        .about-content h3 {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--slate-900);
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        
        .about-content > p {
            color: var(--slate-600);
            margin-bottom: 1.25rem;
            font-size: 1.0625rem;
            line-height: 1.8;
        }
        
        .about-features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-top: 2.5rem;
        }
        
        .about-feature {
            display: flex;
            align-items: center;
            gap: 0.875rem;
            padding: 1.125rem;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            border-radius: var(--radius-lg);
            transition: all var(--transition-base);
            cursor: pointer;
            border: 1px solid transparent;
        }
        
        .about-feature:hover {
            background: var(--primary-50);
            border-color: var(--primary-200);
            transform: translateX(5px);
        }
        
        .about-feature i {
            width: 44px; height: 44px;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(14, 165, 233, 0.25);
        }
        
        .about-feature span {
            font-weight: 600;
            color: var(--slate-800);
            font-size: 1rem;
        }

        /* ===== SERVICES SECTION ===== */
        .services { background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%); }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        
        .service-card {
            background: white;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            position: relative;
            border: 1px solid var(--slate-200);
            display: flex;
            flex-direction: column;
        }
        
        .service-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary-500), var(--accent-500));
            transform: scaleX(0);
            transition: transform var(--transition-base);
        }
        
        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-xl);
            border-color: var(--primary-200);
        }
        
        .service-card:hover::before { transform: scaleX(1); }
        
        .service-image {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        
        .service-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        
        .service-card:hover .service-image img { transform: scale(1.08); }
        
        .service-image-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
            display: flex;
            align-items: flex-end;
            padding: 1.25rem;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .service-card:hover .service-image-overlay { opacity: 1; }
        
        .service-view-btn {
            background: white;
            color: var(--slate-800);
            padding: 0.625rem 1.125rem;
            border-radius: var(--radius-md);
            font-size: 0.875rem;
            font-weight: 600;
            cursor: pointer;
            border: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-md);
        }
        
        .service-view-btn:hover {
            background: var(--primary-500);
            color: white;
        }
        
        .service-content { 
            padding: 1.75rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .service-icon {
            width: 56px; height: 56px;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: white;
            margin-bottom: 1.25rem;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
        }
        
        .service-card:hover .service-icon {
            transform: scale(1.1) rotate(5deg);
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
        }
        
        .service-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--slate-900);
            margin-bottom: 0.875rem;
        }
        
        .service-card > p {
            color: var(--slate-600);
            font-size: 0.9375rem;
            line-height: 1.7;
            margin-bottom: 1.25rem;
            flex: 1;
        }
        
        .service-features {
            list-style: none;
            margin-bottom: 1.5rem;
        }
        
        .service-features li {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            padding: 0.375rem 0;
            color: var(--slate-600);
            font-size: 0.875rem;
        }
        
        .service-features li i {
            color: var(--success);
            font-size: 0.9375rem;
        }
        
        .service-cta {
            width: 100%;
            padding: 0.875rem;
            background: var(--slate-100);
            color: var(--slate-700);
            border: none;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9375rem;
            cursor: pointer;
            transition: all var(--transition-base);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            margin-top: auto;
        }
        
        .service-cta:hover {
            background: var(--primary-500);
            color: white;
            box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
        }

        /* ===== WAREHOUSE SECTION ===== */
        .warehouse {
            background: linear-gradient(165deg, var(--slate-900) 0%, var(--primary-900) 100%);
            color: white;
            overflow: hidden;
            position: relative;
        }
        
        .warehouse::before {
            content: '';
            position: absolute;
            inset: 0;
            background: 
                radial-gradient(ellipse at 0% 0%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at 100% 100%, rgba(249, 115, 22, 0.08) 0%, transparent 50%);
        }
        
        .warehouse .section-title { color: white; }
        .warehouse .section-subtitle { color: var(--slate-400); }
        
        .warehouse-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
            position: relative;
            z-index: 10;
        }
        
        .warehouse-gallery {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
        }
        
        .warehouse-img {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-2xl);
            cursor: pointer;
            transition: all var(--transition-base);
            position: relative;
        }
        
        .warehouse-img:hover {
            transform: translateY(-5px) scale(1.02);
        }
        
        .warehouse-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        
        .warehouse-img:hover img { transform: scale(1.1); }
        
        .warehouse-img-large { grid-column: span 2; height: 260px; }
        .warehouse-img-small { height: 190px; }
        
        .warehouse-img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
            display: flex;
            align-items: flex-end;
            padding: 1.25rem;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .warehouse-img:hover .warehouse-img-overlay { opacity: 1; }
        
        .warehouse-img-title {
            color: white;
            font-weight: 600;
            font-size: 1rem;
        }
        
        .warehouse-cards { display: grid; gap: 1.25rem; }
        
        .warehouse-card {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--radius-xl);
            padding: 1.75rem;
            transition: all var(--transition-base);
            cursor: pointer;
        }
        
        .warehouse-card:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(8px);
            border-color: var(--accent-500);
        }
        
        .warehouse-card.active {
            background: rgba(249, 115, 22, 0.15);
            border-color: var(--accent-500);
        }
        
        .warehouse-card-header {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        
        .warehouse-flag {
            width: 52px; height: 52px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            box-shadow: 0 4px 14px rgba(0,0,0,0.2);
        }
        
        .warehouse-card h4 { 
            font-size: 1.25rem; 
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        
        .warehouse-card > p {
            color: var(--slate-400);
            font-size: 0.9375rem;
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }
        
        .warehouse-detail-btn {
            background: transparent;
            border: 1px solid rgba(255,255,255,0.25);
            color: white;
            padding: 0.625rem 1.125rem;
            border-radius: var(--radius-md);
            font-size: 0.875rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .warehouse-detail-btn:hover {
            background: var(--accent-500);
            border-color: var(--accent-500);
        }
        
        .warehouse-stats {
            display: flex;
            gap: 2rem;
            margin-top: 1.25rem;
            padding-top: 1.25rem;
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        
        .warehouse-stat { text-align: center; }
        
        .warehouse-stat-value {
            font-size: 1.625rem;
            font-weight: 800;
            color: var(--accent-400);
        }
        
        .warehouse-stat-label {
            font-size: 0.8125rem;
            color: var(--slate-500);
            margin-top: 0.25rem;
            font-weight: 500;
        }

        /* ===== PROCESS SECTION ===== */
        .process { background: white; }
        
        .process-timeline {
            display: flex;
            justify-content: space-between;
            position: relative;
            max-width: 900px;
            margin: 0 auto;
        }
        
        .process-timeline::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 10%; right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-500), var(--accent-500));
            border-radius: 2px;
        }
        
        .process-step {
            flex: 1;
            text-align: center;
            position: relative;
            padding: 0 1rem;
            cursor: pointer;
            transition: transform var(--transition-base);
        }
        
        .process-step:hover { transform: translateY(-8px); }
        
        .process-step-number {
            width: 72px; height: 72px;
            background: white;
            border: 3px solid var(--primary-500);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.625rem;
            font-weight: 800;
            color: var(--primary-600);
            margin: 0 auto 1.25rem;
            position: relative;
            z-index: 2;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-md);
        }
        
        .process-step:hover .process-step-number {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
            transform: scale(1.1);
            box-shadow: var(--shadow-glow);
        }
        
        .process-step h4 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--slate-900);
            margin-bottom: 0.5rem;
        }
        
        .process-step p {
            font-size: 0.9375rem;
            color: var(--slate-500);
            line-height: 1.6;
        }

        /* ===== TESTIMONIALS SECTION ===== */
        .testimonials { 
            background: linear-gradient(180deg, var(--slate-50) 0%, white 100%);
        }
        
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        
        .testimonial-card {
            background: white;
            padding: 2rem;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--slate-200);
            transition: all var(--transition-base);
        }
        
        .testimonial-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
            border-color: var(--primary-200);
        }
        
        .testimonial-stars {
            color: #fbbf24;
            margin-bottom: 1rem;
            font-size: 1rem;
        }
        
        .testimonial-text {
            color: var(--slate-600);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        
        .testimonial-avatar {
            width: 48px; height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
            font-size: 1.125rem;
        }
        
        .testimonial-info h5 {
            font-weight: 700;
            color: var(--slate-900);
            font-size: 0.9375rem;
        }
        
        .testimonial-info p {
            font-size: 0.875rem;
            color: var(--slate-500);
        }

        /* ===== PARTNERS SECTION ===== */
        .partners { background: white; padding: 4rem 0; }
        
        .partners-grid {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 3rem;
            flex-wrap: wrap;
        }
        
        .partner-logo {
            padding: 1rem 1.5rem;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            border-radius: var(--radius-md);
            font-size: 0.875rem;
            font-weight: 700;
            color: var(--slate-600);
            border: 1px solid var(--slate-200);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        
        .partner-logo:hover {
            background: var(--primary-50);
            border-color: var(--primary-300);
            color: var(--primary-700);
            transform: translateY(-3px);
        }

        /* ===== ADVANTAGES SECTION ===== */
        .advantages { background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%); }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        
        .advantage-card {
            text-align: center;
            padding: 2.5rem 1.5rem;
            background: white;
            border-radius: var(--radius-xl);
            transition: all var(--transition-base);
            border: 1px solid var(--slate-200);
            cursor: pointer;
        }
        
        .advantage-card:hover {
            border-color: var(--primary-300);
            transform: translateY(-10px);
            box-shadow: var(--shadow-xl);
        }
        
        .advantage-icon {
            width: 72px; height: 72px;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.75rem;
            color: white;
            margin: 0 auto 1.5rem;
            transition: all var(--transition-spring);
            box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
        }
        
        .advantage-card:hover .advantage-icon { 
            transform: scale(1.1) rotate(-5deg);
            box-shadow: 0 12px 30px rgba(14, 165, 233, 0.4);
        }
        
        .advantage-card h4 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--slate-900);
            margin-bottom: 0.875rem;
        }
        
        .advantage-card p {
            font-size: 0.9375rem;
            color: var(--slate-500);
            line-height: 1.7;
        }

        /* ===== GALLERY SECTION ===== */
        .gallery { background: white; }
        
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }
        
        .gallery-item {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            cursor: pointer;
            transition: all var(--transition-base);
            position: relative;
        }
        
        .gallery-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
        }
        
        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        
        .gallery-item:hover img { transform: scale(1.1); }
        
        .gallery-item-large { grid-column: span 2; grid-row: span 2; height: 420px; }
        .gallery-item-medium { grid-column: span 2; height: 200px; }
        .gallery-item-small { height: 200px; }
        
        .gallery-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
            display: flex;
            align-items: flex-end;
            padding: 1.5rem;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        
        .gallery-item:hover .gallery-overlay { opacity: 1; }
        
        .gallery-title {
            color: white;
            font-weight: 600;
            font-size: 1.0625rem;
        }
        
        .gallery-zoom {
            position: absolute;
            top: 50%; left: 50%;
            transform: translate(-50%, -50%) scale(0.8);
            width: 56px; height: 56px;
            background: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            color: var(--slate-800);
            opacity: 0;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-lg);
        }
        
        .gallery-item:hover .gallery-zoom {
            opacity: 1;
            transform: translate(-50%, -50%) scale(1);
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
            padding: 5rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        }
        
        .cta-content {
            position: relative;
            z-index: 1;
        }
        
        .cta-section h2 {
            font-size: 2.5rem;
            font-weight: 800;
            color: white;
            margin-bottom: 1rem;
        }
        
        .cta-section p {
            font-size: 1.25rem;
            color: var(--primary-200);
            margin-bottom: 2rem;
        }
        
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.75rem;
            padding: 1.125rem 2.5rem;
            background: white;
            color: var(--primary-700);
            font-size: 1.125rem;
            font-weight: 700;
            border-radius: var(--radius-md);
            text-decoration: none;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-xl);
        }
        
        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.2);
        }

        /* ===== CONTACT SECTION ===== */
        .contact {
            background: linear-gradient(165deg, var(--slate-900) 0%, var(--primary-900) 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .contact::before {
            content: '';
            position: absolute;
            inset: 0;
            background: 
                radial-gradient(ellipse at 80% 20%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at 20% 80%, rgba(249, 115, 22, 0.08) 0%, transparent 50%);
        }
        
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            position: relative;
            z-index: 10;
        }
        
        .contact-info h3 {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 1.25rem;
            letter-spacing: -0.02em;
        }
        
        .contact-info > p {
            font-size: 1.125rem;
            color: var(--slate-400);
            margin-bottom: 2.5rem;
            line-height: 1.7;
        }
        
        .contact-items { display: grid; gap: 1.25rem; }
        
        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 1.125rem;
            padding: 1.375rem;
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--radius-lg);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        
        .contact-item:hover {
            background: rgba(255,255,255,0.1);
            border-color: rgba(255,255,255,0.2);
            transform: translateX(8px);
        }
        
        .contact-item i {
            width: 52px; height: 52px;
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
        }
        
        .contact-item div h4 {
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--slate-400);
            margin-bottom: 0.375rem;
        }
        
        .contact-item div p {
            font-size: 1.125rem;
            font-weight: 600;
            color: white;
        }
        
        .contact-form {
            background: white;
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            color: var(--slate-800);
            box-shadow: var(--shadow-2xl);
        }
        
        .contact-form h4 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            color: var(--slate-900);
        }
        
        .contact-form > p {
            color: var(--slate-500);
            font-size: 0.9375rem;
            margin-bottom: 1.75rem;
        }
        
        .form-group { margin-bottom: 1.25rem; }
        
        .form-group label {
            display: block;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--slate-700);
            margin-bottom: 0.5rem;
        }
        
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.875rem 1rem;
            border: 2px solid var(--slate-200);
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-family: inherit;
            transition: all var(--transition-fast);
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
        }
        
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-500);
            background: white;
            box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
        }
        
        .form-group textarea {
            resize: vertical;
            min-height: 110px;
        }
        
        .form-submit {
            width: 100%;
            padding: 1rem;
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition-base);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.625rem;
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
        }
        
        .form-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(249, 115, 22, 0.45);
        }

        /* ===== FOOTER ===== */
        footer {
            background: #0f172a;
            color: white;
            padding: 4rem 0 2rem;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        
        .footer-brand h3 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
            color: white;
        }
        
        .footer-logo {
            width: 40px;
            height: 40px;
            object-fit: contain;
        }
        
        .footer-brand p {
            color: var(--slate-400);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        
        .footer-social {
            display: flex;
            gap: 0.875rem;
        }
        
        .footer-social a {
            width: 42px; height: 42px;
            background: rgba(255,255,255,0.08);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            transition: all var(--transition-base);
            font-size: 1.125rem;
        }
        
        .footer-social a:hover {
            background: var(--accent-500);
            transform: translateY(-3px);
        }
        
        .footer-column h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
            color: white;
        }
        
        .footer-column ul { list-style: none; }
        .footer-column li { margin-bottom: 0.75rem; }
        
        .footer-column a {
            color: var(--slate-400);
            text-decoration: none;
            font-size: 0.9375rem;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .footer-column a:hover {
            color: var(--accent-400);
            transform: translateX(4px);
        }
        
        .footer-bottom {
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }
        
        .footer-bottom p {
            color: var(--slate-500);
            font-size: 0.875rem;
        }

        /* ===== MOBILE MENU ===== */
        .mobile-menu {
            position: fixed;
            top: 0; right: -100%;
            width: 85%;
            max-width: 380px;
            height: 100vh;
            background: white;
            z-index: 10001;
            padding: 1.5rem;
            transition: right var(--transition-slow);
            box-shadow: var(--shadow-2xl);
        }
        
        .mobile-menu.active { right: 0; }
        
        .mobile-menu-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--slate-200);
        }
        
        .mobile-menu-header h3 {
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--slate-900);
        }
        
        .mobile-menu-close {
            background: var(--slate-100);
            border: none;
            width: 40px; height: 40px;
            border-radius: var(--radius-md);
            font-size: 1.25rem;
            color: var(--slate-600);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        
        .mobile-menu-close:hover {
            background: var(--slate-200);
            color: var(--slate-900);
        }
        
        .mobile-menu-links { list-style: none; }
        .mobile-menu-links li { margin-bottom: 0.5rem; }
        
        .mobile-menu-links a {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 1.125rem;
            color: var(--slate-700);
            text-decoration: none;
            font-weight: 600;
            border-radius: var(--radius-lg);
            transition: all var(--transition-fast);
        }
        
        .mobile-menu-links a:hover {
            background: var(--primary-50);
            color: var(--primary-600);
        }
        
        .mobile-menu-links a i {
            width: 40px; height: 40px;
            background: var(--slate-100);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-600);
        }

        /* ===== MODAL ===== */
        .modal-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.7);
            backdrop-filter: blur(8px);
            z-index: 10000;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: all var(--transition-base);
        }

        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }
        
        .modal-container {
            background: white;
            border-radius: var(--radius-2xl);
            max-width: 800px;
            width: 100%;
            max-height: 90vh;
            overflow: hidden;
            transform: scale(0.95) translateY(20px);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-2xl);
        }
        
        .modal-overlay.active .modal-container {
            transform: scale(1) translateY(0);
        }
        
        .modal-header {
            padding: 1.5rem 1.75rem;
            border-bottom: 1px solid var(--slate-200);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .modal-title {
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--slate-900);
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        
        .modal-title i { color: var(--primary-500); }
        
        .modal-close {
            width: 40px; height: 40px;
            background: var(--slate-100);
            border: none;
            border-radius: var(--radius-md);
            font-size: 1.125rem;
            color: var(--slate-500);
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .modal-close:hover {
            background: var(--error);
            color: white;
        }
        
        .modal-content {
            padding: 1.75rem;
            overflow-y: auto;
            flex: 1;
        }
        
        .modal-image {
            width: 100%;
            height: 220px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            margin-bottom: 1.5rem;
        }
        
        .modal-section { margin-bottom: 1.5rem; }
        
        .modal-section h4 {
            font-size: 1.0625rem;
            font-weight: 700;
            color: var(--slate-900);
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .modal-section h4 i { color: var(--primary-500); }
        
        /* ===== CONTACT MODAL ===== */
        .contact-modal-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            padding: 2rem;
        }
        
        .contact-modal-left {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }
        
        .contact-modal-logo {
            width: 100px;
            height: 100px;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .contact-modal-logo img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }
        
        .contact-modal-info h4 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--slate-900);
            margin-bottom: 1rem;
        }
        
        .contact-modal-item {
            display: flex;
            align-items: center;
            gap: 0.875rem;
            padding: 0.875rem;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            border-radius: var(--radius-lg);
            margin-bottom: 0.75rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        
        .contact-modal-item:hover {
            background: var(--primary-50);
            transform: translateX(4px);
        }
        
        .contact-modal-item i {
            width: 40px;
            height: 40px;
            background: white;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-600);
            font-size: 1rem;
            box-shadow: var(--shadow-sm);
        }
        
        .contact-modal-item div {
            flex: 1;
        }
        
        .contact-modal-item .label {
            font-size: 0.75rem;
            color: var(--slate-500);
            margin-bottom: 0.125rem;
        }
        
        .contact-modal-item .value {
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--slate-800);
        }
        
        .contact-modal-right {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
            background: linear-gradient(135deg, var(--primary-50), var(--slate-50));
            border-radius: var(--radius-xl);
        }
        
        .contact-modal-right h4 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--slate-900);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .contact-modal-right h4 i {
            color: #07C160;
        }
        
        .qr-code-placeholder {
            width: 180px;
            height: 180px;
            background: white;
            border-radius: var(--radius-lg);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-md);
            border: 2px dashed var(--slate-300);
            margin-bottom: 1rem;
        }
        
        .qr-code-placeholder i {
            font-size: 4rem;
            color: var(--slate-300);
            margin-bottom: 0.5rem;
        }
        
        .qr-code-placeholder span {
            font-size: 0.75rem;
            color: var(--slate-400);
        }
        
        .qr-code-img {
            width: 180px;
            height: 180px;
            object-fit: contain;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            margin-bottom: 1rem;
        }
        
        .contact-modal-right p {
            font-size: 0.875rem;
            color: var(--slate-500);
            text-align: center;
        }
        
        @media (max-width: 768px) {
            .contact-modal-content {
                grid-template-columns: 1fr;
            }
            .contact-modal-right {
                order: -1;
                padding: 1rem;
            }
        }
        
        .modal-section p {
            color: var(--slate-600);
            line-height: 1.8;
        }
        
        .modal-list {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.75rem;
        }
        
        .modal-list li {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            color: var(--slate-700);
            padding: 0.625rem 0.875rem;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            border-radius: var(--radius-md);
            font-size: 0.9375rem;
        }
        
        .modal-list li i { color: var(--success); }

        /* ===== LIGHTBOX ===== */
        .lightbox {
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.95);
            z-index: 10001;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: all var(--transition-base);
        }
        
        .lightbox.active {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }
        
        .lightbox img {
            max-width: 90%;
            max-height: 85vh;
            object-fit: contain;
            border-radius: var(--radius-lg);
            transform: scale(0.9);
            transition: transform var(--transition-base);
        }
        
        .lightbox.active img { transform: scale(1); }
        
        .lightbox-close {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            width: 48px; height: 48px;
            background: rgba(255,255,255,0.1);
            border: none;
            border-radius: 50%;
            font-size: 1.25rem;
            color: white;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        
        .lightbox-close:hover { background: var(--error); }
        
        .lightbox-caption {
            position: absolute;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(0,0,0,0.8);
            color: white;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius-full);
            font-size: 0.9375rem;
            font-weight: 500;
        }

        /* ===== SCROLL TO TOP ===== */
        .scroll-top {
            position: fixed;
            bottom: 1.5rem;
            right: 1.5rem;
            width: 48px; height: 48px;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
            border: none;
            border-radius: 50%;
            font-size: 1.125rem;
            cursor: pointer;
            box-shadow: var(--shadow-lg);
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition-base);
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .scroll-top.visible {
            opacity: 1;
            visibility: visible;
        }
        
        .scroll-top:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl), var(--shadow-glow);
        }

        /* ===== ADMIN LOGIN ===== */
        .admin-login-overlay {
            position: fixed;
            inset: 0;
            background: linear-gradient(165deg, var(--slate-900) 0%, var(--primary-900) 100%);
            z-index: 10002;
            display: none;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
        }
        
        .admin-login-overlay.active { display: flex; }
        
        .admin-login-container {
            background: white;
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            width: 100%;
            max-width: 420px;
            box-shadow: var(--shadow-2xl);
            animation: fadeInUp 0.4s ease;
        }
        
        .admin-login-header {
            text-align: center;
            margin-bottom: 2rem;
        }
        
        .admin-login-header .logo-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 1rem;
            font-size: 1.75rem;
        }
        
        .admin-login-header h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--slate-900);
            margin-bottom: 0.5rem;
        }
        
        .admin-login-header p {
            color: var(--slate-500);
            font-size: 0.9375rem;
        }
        
        .admin-form-group {
            margin-bottom: 1.25rem;
        }
        
        .admin-form-group label {
            display: block;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--slate-700);
            margin-bottom: 0.5rem;
        }
        
        .admin-form-group input {
            width: 100%;
            padding: 0.875rem 1rem;
            border: 2px solid var(--slate-200);
            border-radius: var(--radius-md);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }
        
        .admin-form-group input:focus {
            outline: none;
            border-color: var(--primary-500);
            box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
        }
        
        .admin-login-btn {
            width: 100%;
            padding: 1rem;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition-base);
            margin-bottom: 1rem;
        }
        
        .admin-login-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
        }
        
        .admin-quick-login {
            width: 100%;
            padding: 0.875rem;
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 0.9375rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        
        .admin-quick-login:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(249, 115, 22, 0.4);
        }
        
        .admin-login-close {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            width: 44px;
            height: 44px;
            background: rgba(255,255,255,0.1);
            border: none;
            border-radius: 50%;
            color: white;
            font-size: 1.25rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        
        .admin-login-close:hover {
            background: rgba(255,255,255,0.2);
        }

        /* ===== PORTAL MODAL ===== */
        .portal-overlay {
            position: fixed;
            inset: 0;
            background: rgba(15, 23, 42, 0.6);
            backdrop-filter: blur(8px);
            z-index: 10002;
            display: none;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .portal-overlay.active {
            display: flex;
            opacity: 1;
        }

        .portal-container {
            background: white;
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            width: 100%;
            max-width: 640px;
            box-shadow: var(--shadow-2xl);
            transform: scale(0.92) translateY(20px);
            transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            position: relative;
        }

        .portal-overlay.active .portal-container {
            transform: scale(1) translateY(0);
        }

        .portal-header {
            text-align: center;
            margin-bottom: 2rem;
        }

        .portal-header h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--slate-800);
            margin-bottom: 0.5rem;
        }

        .portal-header p {
            color: var(--slate-500);
            font-size: 0.9375rem;
        }

        .portal-options {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .portal-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
            padding: 2rem 1.5rem;
            border: 2px solid var(--slate-100);
            border-radius: var(--radius-xl);
            cursor: pointer;
            transition: all 0.25s ease;
            text-decoration: none;
            color: var(--slate-700);
            background: white;
            font-family: inherit;
            font-size: inherit;
            width: 100%;
        }

        .portal-card:hover {
            border-color: var(--primary-300);
            background: var(--primary-50);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(14, 165, 233, 0.12);
        }

        .portal-card i {
            font-size: 2.5rem;
            color: var(--primary-500);
            transition: transform 0.3s ease;
        }

        .portal-card:hover i {
            transform: scale(1.1);
        }

        .portal-card-title {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--slate-800);
        }

        .portal-card-desc {
            font-size: 0.8125rem;
            color: var(--slate-500);
            text-align: center;
            line-height: 1.5;
        }

        .portal-close {
            position: absolute;
            top: 1.25rem;
            right: 1.25rem;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: none;
            background: var(--slate-100);
            color: var(--slate-500);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .portal-close:hover {
            background: var(--slate-200);
            color: var(--slate-800);
        }

        @media (max-width: 640px) {
            .portal-options { grid-template-columns: 1fr; }
            .portal-container { padding: 1.75rem; }
        }

        /* ===== ADMIN DASHBOARD ===== */
        .admin-dashboard {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            width: 100vw;
            height: 100vh;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            z-index: 9999;
            overflow-y: auto;
        }
        
        .admin-dashboard.active { display: block; }
        
        .admin-sidebar {
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            width: 260px;
            background: linear-gradient(180deg, #ffffff 0%, #f3fbff 60%, #ecfeff 100%);
            border-right: 1px solid #dbeafe;
            z-index: 100;
            display: flex;
            flex-direction: column;
        }
        
        .admin-sidebar-header {
            padding: 1.5rem;
            border-bottom: 1px solid #dbeafe;
        }
        
        .admin-sidebar-header .admin-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--slate-800);
        }
        
        .admin-sidebar-header .admin-logo-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        
        .admin-sidebar-header .admin-logo-icon img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }
        
        .admin-nav {
            flex: 1;
            padding: 1rem;
            overflow-y: auto;
        }
        
        .admin-nav-section {
            margin-bottom: 1.5rem;
        }
        
        .admin-nav-title {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--slate-400);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 0.75rem;
            padding-left: 0.75rem;
        }
        
        .admin-nav-item {
            display: flex;
            align-items: center;
            gap: 0.875rem;
            padding: 0.75rem;
            border-radius: var(--radius-md);
            color: var(--slate-600);
            text-decoration: none;
            font-size: 0.9375rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            margin-bottom: 0.25rem;
        }
        
        .admin-nav-item:hover,
        .admin-nav-item.active {
            background: linear-gradient(135deg, #ecfeff, #e0f2fe);
            color: var(--primary-700);
        }
        
        .admin-nav-item i {
            width: 24px;
            text-align: center;
            font-size: 1.125rem;
        }
        
        .admin-sidebar-footer {
            padding: 1rem;
            border-top: 1px solid #dbeafe;
        }
        
        .admin-logout-btn {
            width: 100%;
            padding: 0.75rem;
            background: var(--slate-100);
            color: var(--slate-600);
            border: none;
            border-radius: var(--radius-md);
            font-size: 0.9375rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        
        .admin-logout-btn:hover {
            background: var(--error);
            color: white;
        }
        
        .admin-main {
            margin-left: 260px;
            min-height: 100vh;
        }
        
        .admin-header {
            position: sticky;
            top: 0;
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--slate-200);
            padding: 1rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            z-index: 50;
        }
        
        .admin-header h1 {
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--slate-900);
        }
        
        .admin-header-user {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        
        .admin-header-avatar {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 700;
            font-size: 0.9375rem;
        }
        
        .admin-content {
            padding: 1.5rem;
            max-width: 1400px;
        }
        
        .admin-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
            margin-bottom: 1.5rem;
        }
        
        .admin-stat-card {
            background: white;
            border-radius: var(--radius-lg);
            padding: 1.25rem;
            border: 1px solid var(--slate-200);
            transition: all var(--transition-base);
        }
        
        .admin-stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        
        .admin-stat-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 0.75rem;
        }
        
        .admin-stat-title {
            font-size: 0.875rem;
            color: var(--slate-500);
            font-weight: 500;
        }
        
        .admin-stat-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
        }
        
        .admin-stat-value {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--slate-900);
            margin-bottom: 0.25rem;
        }
        
        .admin-stat-change {
            font-size: 0.8125rem;
            font-weight: 500;
        }
        
        .admin-stat-change.up { color: var(--success); }
        .admin-stat-change.down { color: var(--error); }
        
        .admin-card {
            background: white;
            border-radius: var(--radius-lg);
            border: 1px solid var(--slate-200);
            overflow: hidden;
        }
        
        .admin-card-header {
            padding: 1.25rem;
            border-bottom: 1px solid var(--slate-200);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        
        .admin-card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--slate-900);
        }
        
        .admin-card-body {
            padding: 1.25rem;
        }
        
        .admin-table {
            width: 100%;
            border-collapse: collapse;
        }
        
        .admin-table th,
        .admin-table td {
            padding: 0.875rem 1rem;
            text-align: left;
            border-bottom: 1px solid var(--slate-200);
        }
        
        .admin-table th {
            font-size: 0.8125rem;
            font-weight: 700;
            color: var(--slate-500);
            text-transform: uppercase;
            letter-spacing: 0.03em;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
        }
        
        .admin-table tr:hover td {
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
        }
        
        .admin-table td {
            font-size: 0.9375rem;
            color: var(--slate-700);
        }
        
        .admin-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.625rem 1rem;
            border-radius: var(--radius-md);
            font-size: 0.875rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
        }
        
        .admin-btn-primary {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
        }
        
        .admin-btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
        }
        
        .admin-btn-secondary {
            background: var(--slate-100);
            color: var(--slate-700);
        }
        
        .admin-btn-secondary:hover {
            background: var(--slate-200);
        }
        
        .admin-btn-danger {
            background: var(--error);
            color: white;
        }
        
        .admin-btn-danger:hover {
            background: #dc2626;
        }
        
        .admin-form-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-bottom: 1rem;
        }
        
        .admin-form-group label {
            display: block;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--slate-700);
            margin-bottom: 0.375rem;
        }
        
        .admin-form-group input,
        .admin-form-group select {
            width: 100%;
            padding: 0.625rem 0.875rem;
            border: 1px solid var(--slate-300);
            border-radius: var(--radius-md);
            font-size: 0.9375rem;
            transition: all var(--transition-fast);
        }
        
        .admin-form-group input:focus,
        .admin-form-group select:focus {
            outline: none;
            border-color: var(--primary-500);
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
        }
        
        .admin-badge {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.625rem;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
        }
        
        .admin-badge-success { background: #d1fae5; color: #065f46; }
        .admin-badge-warning { background: #fef3c7; color: #92400e; }
        .admin-badge-danger { background: #fee2e2; color: #991b1b; }
        .admin-badge-info { background: #dbeafe; color: #1e40af; }
        
        .admin-page { display: none; }
        .admin-page.active { display: block; }
        
        /* Hamburger toggle */
        .admin-menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;z-index:110}
        .admin-menu-toggle span{display:block;width:22px;height:2px;background:var(--slate-700);border-radius:1px;transition:all .25s ease}
        .admin-menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
        .admin-menu-toggle.open span:nth-child(2){opacity:0}
        .admin-menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

        /* Sidebar overlay */
        .admin-sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:99;opacity:0;transition:opacity .3s ease}
        .admin-sidebar-overlay.active{opacity:1}

        @media (max-width: 992px) {
            .admin-menu-toggle{display:flex}
            .admin-sidebar{transform:translateX(-100%);transition:transform .3s cubic-bezier(.4,0,.2,1);box-shadow:4px 0 24px rgba(0,0,0,.12)}
            .admin-sidebar.active{transform:translateX(0)}
            .admin-sidebar-overlay{display:block;pointer-events:none}
            .admin-sidebar-overlay.active{pointer-events:auto}
            .admin-main{margin-left:0}
            .admin-stats-grid{grid-template-columns:repeat(2,1fr)}
            .admin-form-row{grid-template-columns:1fr}
            .admin-header{padding:1rem}
            .admin-header h1{font-size:1.1rem}
            .admin-header-user span{display:none}
            .knowledge-grid{grid-template-columns:1fr}
            .knowledge-search-bar{flex-direction:column}
            body.admin-sidebar-open{overflow:hidden}
        }

        @media (max-width: 480px) {
            .admin-stats-grid{grid-template-columns:1fr}
            .admin-header{padding:.75rem 1rem}
            .admin-header h1{font-size:1rem}
            .admin-content{padding:1rem}
        }

        @media (max-width: 992px) {
            #dmFloatTools {
                right: 10px !important;
                top: auto !important;
                bottom: 16px !important;
                transform: none !important;
            }
            #dmFloatBtn {
                padding: .62rem .78rem !important;
                border-radius: 12px !important;
                font-size: .84rem !important;
            }
            #dmDashboardDrawer {
                width: 100vw !important;
                right: -100vw !important;
                border-left: none !important;
                box-shadow: none !important;
                display: block !important;
            }
            #dmDrawerSide {
                width: 100% !important;
                height: 42vh !important;
                border-right: none !important;
                border-bottom: 1px solid #e2e8f0 !important;
            }
            #dmDrawerMain {
                height: 58vh !important;
            }
            #dmContactList button {
                padding: .78rem .85rem !important;
            }
            #dmMessageList {
                padding: .72rem !important;
            }
            #dmInput {
                min-height: 40px;
            }
        }
        
        /* Knowledge page */
        .knowledge-search-bar{display:flex;gap:.75rem;margin-bottom:1.5rem;align-items:center}
        .knowledge-search-bar input{flex:1;padding:.625rem .875rem;border:1px solid var(--slate-300);border-radius:var(--radius-md);font-size:.9375rem}
        .knowledge-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem}
        .knowledge-card{background: linear-gradient(180deg, #ffffff 0%, #f3fbff 60%, #ecfeff 100%);border:1px solid var(--slate-100);border-radius:var(--radius-lg);padding:1.25rem;cursor:pointer;transition:all var(--transition-fast);display:flex;flex-direction:column;gap:.625rem}
        .knowledge-card:hover{border-color:var(--primary-200);box-shadow:0 4px 12px rgba(0,0,0,.06);transform:translateY(-1px)}
        .knowledge-card-title{font-weight:600;color:var(--slate-800);font-size:.9375rem;line-height:1.4}
        .knowledge-card-summary{font-size:.8125rem;color:var(--slate-500);line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
        .knowledge-card-tags{display:flex;flex-wrap:wrap;gap:.375rem;margin-top:.25rem}
        .knowledge-tag{display:inline-block;padding:.125rem .5rem;font-size:.6875rem;border-radius:999px;background:var(--slate-100);color:var(--slate-500)}
        .knowledge-card-meta{display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:var(--slate-400);margin-top:auto}
        .knowledge-card-actions{display:flex;gap:.5rem}
        .knowledge-card-actions button{background:none;border:none;color:var(--slate-400);cursor:pointer;font-size:.75rem;padding:.25rem .5rem;border-radius:var(--radius-sm);transition:all var(--transition-fast)}
        .knowledge-card-actions button:hover{color:var(--primary-500);background:var(--slate-50)}
        .knowledge-card-actions .btn-delete:hover{color:var(--error);background:#fef2f2}
        .knowledge-empty{text-align:center;padding:3rem 1rem;color:var(--slate-400)}
        .knowledge-empty i{font-size:3rem;margin-bottom:1rem;display:block;opacity:.5}
        .knowledge-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:10001;display:flex;align-items:center;justify-content:center;padding:1rem}
        .knowledge-modal{background: linear-gradient(180deg, #ffffff 0%, #f3fbff 60%, #ecfeff 100%);border-radius:var(--radius-xl);width:100%;max-width:560px;max-height:85vh;overflow-y:auto;padding:2rem;box-shadow:0 20px 60px rgba(0,0,0,.15)}
        .knowledge-modal h3{font-size:1.125rem;font-weight:700;color:var(--slate-800);margin-bottom:1.25rem}
        .knowledge-modal .admin-form-group{margin-bottom:1rem}
        .knowledge-modal .admin-form-group label{display:block;font-size:.8125rem;font-weight:600;color:var(--slate-600);margin-bottom:.375rem}
        .knowledge-modal .admin-form-group input,.knowledge-modal .admin-form-group textarea,.knowledge-modal .admin-form-group select{width:100%;padding:.625rem .875rem;border:1px solid var(--slate-300);border-radius:var(--radius-md);font-size:.9375rem;font-family:inherit}
        .knowledge-modal .admin-form-group textarea{min-height:120px;resize:vertical}

        @media (max-width: 768px) {
            .admin-stats-grid { grid-template-columns: 1fr; }
            .admin-table { display: block; overflow-x: auto; }
        }

        /* ===== ANIMATIONS ===== */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== HERO AI SECTION ===== */
        .hero-ai-section {
            background: linear-gradient(180deg, var(--slate-900) 0%, var(--primary-900) 40%, var(--primary-800) 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 5rem 0 2rem;
            position: relative;
            overflow: hidden;
            scroll-snap-align: start;
            scroll-snap-stop: always;
        }

        .hero-ai-arc {
            position: absolute;
            bottom: -100px;
            left: -20%;
            right: -20%;
            height: 280px;
            background: radial-gradient(ellipse 80% 60% at 50% 100%, rgba(245, 158, 11, 0.18) 0%, rgba(245, 158, 11, 0.06) 40%, transparent 70%);
            filter: blur(40px);
            pointer-events: none;
            z-index: 1;
        }

        .hero-ai-glow {
            position: absolute;
            top: -20%;
            right: -15%;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.12) 0%, rgba(245, 158, 11, 0.04) 40%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }

        .hero-ai-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse 60% 40% at 50% 80%, rgba(14, 165, 233, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse 40% 30% at 20% 30%, rgba(249, 115, 22, 0.06) 0%, transparent 50%);
        }

        .hero-ai-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 10;
            text-align: center;
            width: 100%;
        }

        /* 大屏幕适配：增大容器宽度 */
        @media (min-width: 1400px) {
            .hero-ai-container {
                max-width: 1100px;
            }
        }

        @media (min-width: 1920px) {
            .hero-ai-container {
                max-width: 1300px;
            }
        }

        .hero-ai-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1.125rem;
            background: rgba(255,255,255,0.08);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            color: var(--primary-300);
            margin-bottom: 1.25rem;
        }

        .hero-ai-badge i { color: var(--accent-400); }

        .hero-ai-title {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            background: linear-gradient(135deg, #ffffff 0%, var(--primary-300) 35%, #f59e0b 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1.25rem;
            letter-spacing: 0.04em;
            line-height: 1.15;
        }

        /* 大屏幕适配：增大标题 */
        @media (min-width: 1400px) {
            .hero-ai-title {
                font-size: clamp(2.5rem, 5vw, 4rem);
                margin-bottom: 1.5rem;
            }
        }

        @media (min-width: 1920px) {
            .hero-ai-title {
                font-size: clamp(3rem, 5vw, 4.5rem);
                margin-bottom: 1.75rem;
            }
        }

        .hero-ai-subtitle {
            font-size: 1.0625rem;
            color: var(--slate-400);
            margin-bottom: 2rem;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .hero-ai-input-box {
            background: rgba(255,255,255,0.06);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: var(--radius-xl);
            padding: 1rem 1.25rem;
            display: flex;
            gap: 0.75rem;
            align-items: flex-end;
            max-width: 800px;
            margin: 0 auto 1.25rem;
            transition: all var(--transition-base);
            box-shadow: 0 8px 32px rgba(0,0,0,0.2);
            width: 100%;
        }

        /* 大屏幕适配：增大输入框 */
        @media (min-width: 1400px) {
            .hero-ai-input-box {
                max-width: 1000px;
                padding: 1.125rem 1.5rem;
            }
        }

        @media (min-width: 1920px) {
            .hero-ai-input-box {
                max-width: 1200px;
                padding: 1.25rem 1.75rem;
            }
        }

        .hero-ai-input-box:focus-within {
            border-color: rgba(14, 165, 233, 0.4);
            box-shadow: 0 8px 32px rgba(0,0,0,0.25), 0 0 0 4px rgba(14, 165, 233, 0.1);
            background: rgba(255,255,255,0.09);
        }

        .hero-ai-input {
            flex: 1;
            background: transparent;
            border: none;
            color: white;
            font-size: 1.0625rem;
            font-family: inherit;
            line-height: 1.6;
            resize: none;
            outline: none;
            min-height: 32px;
            max-height: 160px;
            padding: 0.5rem 0.75rem;
        }

        /* 大屏幕适配：增大字体和间距 */
        @media (min-width: 1400px) {
            .hero-ai-input {
                font-size: 1.125rem;
                min-height: 36px;
                max-height: 200px;
                padding: 0.625rem 0.875rem;
            }
        }

        @media (min-width: 1920px) {
            .hero-ai-input {
                font-size: 1.25rem;
                min-height: 40px;
                max-height: 240px;
                padding: 0.75rem 1rem;
            }
        }

        .hero-ai-input::placeholder { color: rgba(255,255,255,0.4); }

        .hero-ai-send-btn {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-lg);
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            border: none;
            color: white;
            font-size: 1.125rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        /* 大屏幕适配：增大发送按钮 */
        @media (min-width: 1400px) {
            .hero-ai-send-btn {
                width: 52px;
                height: 52px;
                font-size: 1.25rem;
            }
        }

        @media (min-width: 1920px) {
            .hero-ai-send-btn {
                width: 56px;
                height: 56px;
                font-size: 1.375rem;
            }
        }

        .hero-ai-send-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 16px rgba(14, 165, 233, 0.4);
        }

        .hero-ai-send-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
        }

        /* Hero 区域电商主题 */
        [data-chat-theme="ecommerce"] .hero-ai-send-btn {
            background: linear-gradient(135deg, #f59e0b, #d97706);
        }
        [data-chat-theme="ecommerce"] .hero-ai-send-btn:hover {
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
        }
        [data-chat-theme="ecommerce"] .hero-ai-mode.active {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        [data-chat-theme="ecommerce"] .hero-ai-chip {
            background: #fffbeb;
            border-color: #fcd34d;
            color: #92400e;
        }
        [data-chat-theme="ecommerce"] .hero-ai-chip:hover {
            background: #fef3c7;
            border-color: #f59e0b;
        }

        .hero-ai-modes {
            display: flex;
            gap: 0.75rem;
            justify-content: center;
            margin-bottom: 1.5rem;
        }

        .hero-ai-mode {
            padding: 0.5rem 1.25rem;
            border-radius: var(--radius-full);
            font-size: 0.9375rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid rgba(255,255,255,0.15);
            background: rgba(255,255,255,0.05);
            color: rgba(255,255,255,0.7);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        /* 大屏幕适配：增大模式按钮 */
        @media (min-width: 1400px) {
            .hero-ai-mode {
                padding: 0.625rem 1.5rem;
                font-size: 1rem;
            }
        }

        @media (min-width: 1920px) {
            .hero-ai-mode {
                padding: 0.75rem 1.75rem;
                font-size: 1.0625rem;
            }
        }

        .hero-ai-mode:hover {
            background: rgba(255,255,255,0.1);
            color: white;
        }

        .hero-ai-mode.active {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
            border-color: transparent;
            box-shadow: 0 2px 12px rgba(14, 165, 233, 0.35);
        }

        .hero-ai-chips {
            display: grid;
            grid-template-columns: repeat(3, auto);
            gap: 0.625rem;
            justify-content: center;
            height: 120px;
            align-content: center;
        }

        .hero-ai-chip {
            padding: 0.625rem 1.25rem;
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: var(--radius-full);
            font-size: 0.9375rem;
            color: rgba(255,255,255,0.65);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        /* 大屏幕适配：增大快捷标签 */
        @media (min-width: 1400px) {
            .hero-ai-chip {
                padding: 0.75rem 1.5rem;
                font-size: 1rem;
            }
            .hero-ai-chips {
                height: 140px;
                gap: 0.75rem;
            }
        }

        @media (min-width: 1920px) {
            .hero-ai-chip {
                padding: 0.875rem 1.75rem;
                font-size: 1.0625rem;
            }
            .hero-ai-chips {
                height: 160px;
                gap: 0.875rem;
            }
        }

        .hero-ai-chip:hover {
            background: rgba(255,255,255,0.12);
            border-color: rgba(255,255,255,0.2);
            color: white;
            transform: translateY(-1px);
        }

        .hero-ai-chip i {
            margin-right: 0.375rem;
            font-size: 0.75rem;
            color: var(--primary-400);
        }

        /* ===== AI CHAT MODAL ===== */
        /* ===== AI CHAT FULLSCREEN (DeepSeek Style) ===== */
        .ai-chat-modal {
            position: fixed;
            inset: 0;
            background: white;
            z-index: 10000;
            display: flex;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: opacity 0.25s ease;
        }

        .ai-chat-modal.active {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }

        .ai-chat-layout {
            width: 100%;
            height: 100vh;
            display: flex;
            overflow: hidden;
        }

        /* --- Sidebar --- */
        .ai-chat-sidebar {
            width: 260px;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            border-right: 1px solid var(--slate-200);
            display: flex;
            flex-direction: column;
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .ai-chat-sidebar-header {
            padding: 1rem;
            border-bottom: 1px solid var(--slate-200);
        }

        .ai-chat-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            color: var(--slate-800);
            font-size: 1rem;
            margin-bottom: 0.75rem;
        }

        .ai-chat-logo i {
            width: 28px;
            height: 28px;
            background: linear-gradient(135deg, #0ea5e9, #f59e0b);
            color: white;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.875rem;
        }

        .ai-sidebar-tools {
            display: none;
            flex-direction: column;
            gap: 0.5rem;
        }
        .ai-sidebar-tools.show {
            display: flex;
        }
        #aiSidebarTools.ai-sidebar-tools.show {
            display: flex !important;
        }
        .hero-ai-input::-webkit-scrollbar,
        .ai-chat-input::-webkit-scrollbar {
            display: none;
        }
        .ai-sidebar-tool-btn {
            width: 100%;
            padding: 0.5rem 0.75rem;
            border: 1px solid var(--slate-200);
            background: white;
            border-radius: var(--radius-md);
            font-size: 0.8125rem;
            font-weight: 500;
            color: var(--slate-700);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            transition: all var(--transition-fast);
        }
        .ai-sidebar-tool-btn:hover {
            background: var(--primary-50);
            border-color: var(--primary-300);
            color: var(--primary-700);
        }
        .ai-sidebar-tool-btn.active {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            border-color: var(--primary-600);
            color: white;
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(14, 165, 233, 0.35);
        }
        .ai-sidebar-tool-btn.active i {
            color: white;
        }
        .ai-sidebar-tool-btn i {
            width: 18px;
            text-align: center;
            font-size: 0.75rem;
            color: var(--primary-500);
        }

        .ai-chat-new-btn {
            width: 100%;
            padding: 0.625rem;
            border: 1px solid var(--slate-300);
            background: white;
            border-radius: var(--radius-md);
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--slate-700);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.375rem;
            transition: all var(--transition-fast);
        }

        .ai-chat-new-btn:hover {
            background: var(--slate-100);
            border-color: var(--slate-400);
        }

        .ai-chat-history {
            flex: 1;
            overflow-y: auto;
            padding: 0.5rem;
            display: flex;
            flex-direction: column;
            gap: 0.25rem;
        }

        .ai-chat-history-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.625rem 0.75rem;
            border-radius: var(--radius-md);
            cursor: pointer;
            font-size: 0.875rem;
            color: var(--slate-600);
            transition: all var(--transition-fast);
            position: relative;
        }

        .ai-chat-history-item:hover {
            background: var(--slate-200);
        }

        .ai-chat-history-item.active {
            background: white;
            box-shadow: 0 1px 3px rgba(0,0,0,0.08);
            color: var(--slate-900);
            font-weight: 600;
        }

        .ai-chat-history-item i {
            font-size: 0.75rem;
            color: var(--slate-400);
            flex-shrink: 0;
        }

        .ai-chat-history-item span {
            flex: 1;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ai-chat-history-delete {
            width: 22px;
            height: 22px;
            border-radius: var(--radius-sm);
            border: none;
            background: transparent;
            color: var(--slate-400);
            cursor: pointer;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
        }

        .ai-chat-history-item:hover .ai-chat-history-delete {
            display: flex;
        }

        .ai-chat-history-delete:hover {
            background: #fee2e2;
            color: #dc2626;
        }

        .ai-chat-history-empty {
            text-align: center;
            padding: 2rem 1rem;
            color: var(--slate-400);
            font-size: 0.8125rem;
        }

        /* --- Main Area --- */
        .ai-chat-main {
            flex: 1;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            background: white;
        }

        .ai-chat-header {
            padding: 0.875rem 1.25rem;
            background: white;
            border-bottom: 1px solid var(--slate-200);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-shrink: 0;
        }

        .ai-chat-header-left {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .ai-chat-menu-btn {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-md);
            border: none;
            background: var(--slate-100);
            color: var(--slate-600);
            font-size: 1rem;
            cursor: pointer;
            display: none;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .ai-chat-menu-btn:hover { background: var(--slate-200); }

        @media (max-width: 768px) {
            .ai-chat-menu-btn { display: flex; }
        }

        .ai-chat-header-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0ea5e9, #f59e0b);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            color: white;
            transition: background 0.3s ease;
        }
        .ai-chat-header-icon.amber {
            background: linear-gradient(135deg, #f59e0b, #d97706);
        }
        .ai-chat-header-icon.blue {
            background: linear-gradient(135deg, #0ea5e9, #0284c7);
        }

        .ai-chat-header-info h4 {
            font-size: 0.9375rem;
            font-weight: 700;
            margin: 0;
            color: var(--slate-800);
        }

        .ai-chat-header-info p {
            font-size: 0.75rem;
            color: var(--slate-500);
            margin: 0;
        }

        .ai-chat-close {
            width: 36px;
            height: 36px;
            background: var(--slate-100);
            border: none;
            border-radius: var(--radius-md);
            color: var(--slate-500);
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .ai-chat-close:hover {
            background: var(--slate-200);
            color: var(--slate-800);
        }

        .ai-chat-modes {
            display: flex;
            gap: 0.5rem;
            padding: 0.625rem 1.25rem;
            background: white;
            border-bottom: 1px solid var(--slate-100);
            flex-shrink: 0;
        }

        .ai-chat-mode-btn {
            padding: 0.375rem 1rem;
            border: 1px solid var(--slate-200);
            background: white;
            border-radius: var(--radius-full);
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--slate-600);
            cursor: pointer;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.375rem;
            text-decoration: none;
        }

        .ai-chat-mode-btn:hover {
            border-color: var(--primary-300);
            color: var(--primary-600);
            text-decoration: none;
        }

        .ai-chat-mode-btn.active {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
            border-color: transparent;
            box-shadow: 0 2px 8px rgba(14, 165, 233, 0.3);
        }
        .ai-chat-mode-btn.active.amber {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .ai-chat-mode-btn.active.blue {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            box-shadow: 0 2px 8px rgba(14, 165, 233, 0.3);
        }

        .ai-chat-mode-btn .mode-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
            opacity: 0.5;
        }

        .ai-chat-mode-btn.active .mode-dot { opacity: 1; }

        .ai-chat-messages {
            flex: 1;
            overflow-y: auto;
            padding: 1.5rem 2rem;
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
            scroll-behavior: smooth;
            max-width: 1080px;
            margin: 0 auto;
            width: 100%;
        }

        /* 大屏幕适配：增大消息区域 */
        @media (min-width: 1400px) {
            .ai-chat-messages {
                max-width: 1320px;
                padding: 2rem 2.5rem;
            }
        }

        @media (min-width: 1920px) {
            .ai-chat-messages {
                max-width: 1560px;
                padding: 2.5rem 3rem;
            }
        }

        .ai-chat-message {
            display: flex;
            gap: 0.75rem;
            max-width: 100%;
            animation: messageSlideIn 0.3s ease;
        }

        @keyframes messageSlideIn {
            from { opacity: 0; transform: translateY(8px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .ai-chat-message.user {
            align-self: flex-end;
            flex-direction: row-reverse;
            max-width: 80%;
        }

        .ai-chat-message.ai {
            align-self: flex-start;
            max-width: 100%;
        }

        .ai-chat-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.875rem;
            flex-shrink: 0;
        }

        .ai-chat-message.user .ai-chat-avatar {
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            color: white;
        }

        .ai-chat-message.ai .ai-chat-avatar {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
            color: white;
        }

        .ai-chat-bubble {
            padding: 0.875rem 1.125rem;
            border-radius: var(--radius-lg);
            font-size: 1rem;
            line-height: 1.7;
            word-wrap: break-word;
        }

        .ai-chat-message.user .ai-chat-bubble {
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            color: white;
            border-bottom-right-radius: 4px;
        }

        .ai-chat-message.ai .ai-chat-bubble {
            background: var(--slate-100);
            color: var(--slate-800);
            border-bottom-left-radius: 4px;
        }

        .ai-chat-time {
            font-size: 0.6875rem;
            color: var(--slate-400);
            margin-top: 0.125rem;
            flex-shrink: 0;
            align-self: flex-end;
            min-width: 2.5rem;
            text-align: right;
        }

        .ai-chat-message.user .ai-chat-time {
            text-align: left;
            align-self: flex-end;
            order: -1;
        }

        .ai-chat-bubble .reasoning-block {
            background: rgba(14, 165, 233, 0.08);
            border-left: 3px solid var(--primary-400);
            padding: 0.625rem 0.875rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin-bottom: 0.75rem;
            font-size: 0.875rem;
            color: var(--slate-600);
        }

        .ai-chat-bubble .reasoning-label {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--primary-600);
            margin-bottom: 0.375rem;
            display: flex;
            align-items: center;
            gap: 0.375rem;
        }

        .ai-chat-bubble .reasoning-label i {
            animation: spin 1.5s linear infinite;
        }

        .ai-chat-bubble .code-block {
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            border: 1px solid var(--slate-200);
            border-radius: var(--radius-md);
            margin: 0.5rem 0;
            overflow: hidden;
            position: relative;
        }
        .ai-chat-bubble .code-block pre {
            margin: 0;
            padding: 0.75rem 1rem;
            font-family: 'SF Mono', 'Consolas', monospace;
            font-size: 0.75rem;
            line-height: 1.6;
            color: var(--slate-700);
            overflow-x: auto;
            white-space: pre-wrap;
        }
        .ai-chat-bubble .code-block code {
            background: none;
            padding: 0;
            font-size: inherit;
        }
        .ai-chat-bubble .tsv-copy-btn {
            position: absolute;
            top: 0.375rem;
            right: 0.375rem;
            padding: 0.25rem 0.625rem;
            border-radius: var(--radius-sm);
            border: 1px solid var(--primary-300);
            background: var(--primary-50);
            color: var(--primary-600);
            font-size: 0.6875rem;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 0.25rem;
            transition: all var(--transition-fast);
            z-index: 1;
        }
        .ai-chat-bubble .tsv-copy-btn:hover {
            background: var(--primary-500);
            color: white;
            border-color: var(--primary-500);
        }
        .ai-chat-bubble .tsv-copy-btn.copied {
            background: #16a34a;
            color: white;
            border-color: #16a34a;
        }

        /* AI消息操作栏 */
        .ai-msg-actions {
            display: flex;
            margin-top: 0.5rem;
            margin-left: 40px;
            padding-left: 0.25rem;
        }
        .ai-msg-action-btn {
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            border: 1px solid var(--primary-200);
            background: white;
            color: var(--primary-600);
            font-size: 0.8125rem;
            font-weight: 500;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            transition: all var(--transition-fast);
            box-shadow: 0 1px 2px rgba(2, 132, 199, 0.06);
        }
        .ai-msg-action-btn:hover {
            background: var(--primary-50);
            border-color: var(--primary-300);
            color: var(--primary-700);
            box-shadow: 0 2px 6px rgba(2, 132, 199, 0.1);
        }
        .ai-msg-action-btn i {
            font-size: 0.75rem;
        }
        [data-theme="ecommerce"] .ai-msg-action-btn {
            border-color: #fde68a;
            color: #d97706;
            background: white;
            box-shadow: 0 1px 2px rgba(217, 119, 6, 0.06);
        }
        [data-theme="ecommerce"] .ai-msg-action-btn:hover {
            background: #fffbeb;
            border-color: #fcd34d;
            color: #b45309;
            box-shadow: 0 2px 6px rgba(217, 119, 6, 0.1);
        }

        /* 下单模态框 */
        .order-modal-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.45);
            z-index: 10003;
            align-items: center;
            justify-content: center;
            padding: 1.5rem;
        }
        .order-modal-overlay.active { display: flex; }
        .order-modal {
            background: white;
            border-radius: var(--radius-xl);
            width: 100%;
            max-width: 760px;
            max-height: 90vh;
            overflow-y: auto;
            box-shadow: var(--shadow-2xl);
            animation: fadeInUp 0.3s ease;
        }
        .order-modal-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.25rem 1.5rem;
            border-bottom: 1px solid var(--slate-100);
        }
        .order-modal-header h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--slate-800);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .order-modal-header h3 i { color: var(--primary-500); }
        .order-modal-close {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: none;
            background: var(--slate-100);
            color: var(--slate-500);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .order-modal-close:hover {
            background: var(--slate-200);
            color: var(--slate-700);
        }
        .order-modal form { padding: 1.5rem; }
        .order-form-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
        }
        @media (max-width: 480px) {
            .order-form-grid { grid-template-columns: 1fr; }
            .order-modal { max-height: 95vh; }
        }

        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .ai-chat-bubble p { margin: 0 0 0.5rem; }
        .ai-chat-bubble p:last-child { margin-bottom: 0; }
        .ai-chat-bubble ul, .ai-chat-bubble ol { margin: 0.5rem 0; padding-left: 1.25rem; }
        .ai-chat-bubble li { margin: 0.25rem 0; }
        .ai-chat-bubble code {
            background: rgba(0,0,0,0.05);
            padding: 0.125rem 0.375rem;
            border-radius: 4px;
            font-family: 'SF Mono', monospace;
            font-size: 0.875em;
        }
        .ai-chat-bubble strong { color: var(--primary-700); }
        .ai-chat-bubble blockquote {
            border-left: 3px solid var(--primary-300);
            margin: 0.5rem 0;
            padding-left: 0.75rem;
            color: var(--slate-600);
        }
        .ai-chat-bubble .ai-table-wrap {
            margin: 0.625rem 0;
            overflow-x: auto;
            border: 1px solid var(--slate-200);
            border-radius: var(--radius-md);
            background: white;
        }
        .ai-chat-bubble .ai-chat-table {
            width: 100%;
            min-width: 560px;
            border-collapse: collapse;
            font-size: 0.875rem;
            line-height: 1.5;
            color: var(--slate-800);
        }
        .ai-chat-bubble .ai-chat-table thead th {
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            color: var(--slate-700);
            font-weight: 700;
            text-align: left;
            white-space: nowrap;
            padding: 0.625rem 0.75rem;
            border-bottom: 1px solid var(--slate-200);
        }
        .ai-chat-bubble .ai-chat-table tbody td {
            padding: 0.625rem 0.75rem;
            border-bottom: 1px solid var(--slate-100);
            vertical-align: top;
        }
        .ai-chat-bubble .ai-chat-table tbody tr:nth-child(even) {
            background: #f8fafc;
        }
        .ai-chat-bubble .ai-chat-table tbody tr:last-child td {
            border-bottom: none;
        }
        .ai-chat-bubble .ai-chat-table td strong {
            color: var(--slate-900);
        }

        .ai-chat-input-area {
            padding: 1.25rem 2rem 2rem;
            border-top: 1px solid var(--slate-200);
            background: white;
            flex-shrink: 0;
        }

        .ai-chat-input-box {
            max-width: 1080px;
            margin: 0 auto;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
            border: 2px solid var(--slate-200);
            border-radius: var(--radius-xl);
            padding: 0.75rem 1.125rem;
            transition: all var(--transition-fast);
        }

        .ai-chat-input-box:focus-within {
            border-color: var(--primary-400);
            background: white;
            box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
        }

        .ai-chat-input {
            width: 100%;
            border: none;
            background: transparent;
            font-size: 0.98rem;
            font-family: inherit;
            line-height: 1.45;
            resize: none;
            max-height: 180px;
            min-height: 44px;
            outline: none;
            color: var(--slate-800);
        }

        .ai-chat-input::placeholder { color: var(--slate-400); }

        .ai-chat-input-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 0.625rem;
            padding-top: 0.625rem;
            border-top: 1px solid var(--slate-200);
        }

        .ai-chat-input-hint {
            font-size: 0.8125rem;
            color: var(--slate-400);
        }

        .ai-chat-send {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            border: none;
            color: white;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .ai-chat-send:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 12px rgba(14, 165, 233, 0.35);
        }

        .ai-chat-price-btn {
            min-width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            background: var(--slate-100);
            border: 1px solid var(--slate-300);
            color: var(--slate-600);
            font-size: 0.875rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.35rem;
            padding: 0 0.75rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
            margin-right: 0.5rem;
            white-space: nowrap;
        }
        .ai-chat-price-btn.active {
            background: #dbeafe;
            border-color: #3b82f6;
            color: #2563eb;
            box-shadow: 0 0 0 2px rgba(59,130,246,.2);
        }

        /* 大屏幕适配：增大聊天输入框 */
        @media (min-width: 1400px) {
            .ai-chat-input-area {
                padding: 1.5rem 2.5rem 2.5rem;
            }
            .ai-chat-input-box {
                max-width: 1320px;
                padding: 0.875rem 1.25rem;
            }
            .ai-chat-input {
                font-size: 1rem;
                min-height: 48px;
                max-height: 220px;
            }
            .ai-chat-send, .ai-chat-price-btn {
                width: 44px;
                height: 44px;
                font-size: 1.125rem;
            }
        }

        @media (min-width: 1920px) {
            .ai-chat-input-area {
                padding: 1.75rem 3rem 3rem;
            }
            .ai-chat-input-box {
                max-width: 1560px;
                padding: 0.95rem 1.4rem;
            }
            .ai-chat-input {
                font-size: 1.06rem;
                min-height: 50px;
                max-height: 240px;
            }
            .ai-chat-send, .ai-chat-price-btn {
                width: 48px;
                height: 48px;
                font-size: 1.25rem;
            }
        }
        .ai-chat-price-btn:hover {
            background: var(--primary-50);
            border-color: var(--primary-400);
            color: var(--primary-700);
        }

        .ai-chat-footer-actions {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }

        .price-modal-overlay {
            position: fixed; top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0,0,0,0.4); z-index: 10002;
            display: flex; align-items: center; justify-content: center;
        }
        .price-modal {
            background: white; border-radius: 16px; padding: 1.5rem;
            width: min(92vw, 960px);
            max-width: 960px;
            max-height: 86vh;
            overflow-y: auto;
            box-shadow: 0 20px 60px rgba(0,0,0,0.2);
        }
        .price-modal-tip {
            margin: 0 0 0.75rem;
            font-size: 0.8125rem;
            color: var(--slate-500);
        }
        .price-modal-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 0.875rem;
        }
        .price-modal h3 { margin: 0 0 1rem; font-size: 1.125rem; }
        .price-modal label { display: block; font-size: 0.8125rem; color: var(--slate-600); margin-bottom: 0.25rem; margin-top: 0.625rem; }
        .price-modal select, .price-modal input {
            width: 100%; padding: 0.625rem; border: 1px solid var(--slate-300); border-radius: 8px; font-size: 0.9375rem;
        }
        .price-modal-actions { display: flex; gap: 0.5rem; margin-top: 1rem; }
        .price-modal-actions button { flex: 1; padding: 0.625rem; border-radius: 8px; font-size: 0.9375rem; cursor: pointer; border: none; }
        .price-modal-actions .btn-query { background: var(--primary-600); color: white; }
        .price-modal-actions .btn-close { background: var(--slate-200); color: var(--slate-700); }
        .price-result { margin-top: 1rem; max-height: 420px; overflow-y: auto; border: 1px solid var(--slate-100); border-radius: 10px; padding: 0.5rem; }
        .price-result table { width: 100%; font-size: 0.8125rem; border-collapse: collapse; }
        .price-result th { background: var(--slate-100); padding: 0.5rem; text-align: left; font-weight: 600; }
        .price-result td { padding: 0.5rem; border-bottom: 1px solid var(--slate-100); }
        .price-result .best { color: #059669; font-weight: 600; }
        @media (max-width: 768px) {
            .price-modal-grid {
                grid-template-columns: 1fr;
                gap: 0.5rem;
            }
            .price-modal {
                width: 94vw;
            }
        }

        .ai-chat-bubble .ai-table-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            padding: 0.5rem 0.625rem 0;
        }
        .ai-chat-bubble .ai-table-toolbar-label {
            font-size: 0.75rem;
            color: var(--slate-500);
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
        }
        .ai-chat-bubble .ai-table-order-btn {
            padding: 0.2rem 0.6rem;
            font-size: 0.75rem;
        }
        .order-quote-list {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            max-height: 180px;
            overflow-y: auto;
        }
        .order-quote-item {
            display: flex;
            align-items: flex-start;
            gap: 0.625rem;
            border: 1px solid var(--slate-200);
            border-radius: 10px;
            padding: 0.625rem 0.75rem;
            cursor: pointer;
            background: white;
        }
        .order-quote-item:hover {
            border-color: var(--primary-300);
            background: #f8fcff;
        }
        .order-quote-item input {
            margin-top: 0.2rem;
        }
        .order-quote-item-body {
            flex: 1;
        }
        .order-quote-empty {
            font-size: 0.8125rem;
            color: var(--slate-500);
            border: 1px dashed var(--slate-300);
            border-radius: 10px;
            padding: 0.75rem;
            background: linear-gradient(160deg, #f8fafc 0%, #eef6ff 48%, #ecfeff 100%);
        }

        .ai-chat-send:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
        }

        .ai-chat-typing {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            padding: 0.75rem 1rem;
        }

        .ai-chat-typing span {
            width: 8px;
            height: 8px;
            background: var(--primary-400);
            border-radius: 50%;
            animation: typingBounce 1.4s ease-in-out infinite;
        }

        .ai-chat-typing span:nth-child(2) { animation-delay: 0.2s; }
        .ai-chat-typing span:nth-child(3) { animation-delay: 0.4s; }

        @keyframes typingBounce {
            0%, 60%, 100% { transform: translateY(0); }
            30% { transform: translateY(-6px); }
        }

        .ai-chat-suggestions {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            padding: 0 2rem 0.75rem;
            max-width: 900px;
            margin: 0 auto;
            width: 100%;
        }

        .ai-chat-suggestion {
            padding: 0.5rem 1rem;
            background: var(--primary-50);
            border: 1px solid var(--primary-200);
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            color: var(--primary-700);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .ai-chat-suggestion:hover {
            background: var(--primary-100);
            border-color: var(--primary-400);
            transform: translateY(-1px);
        }

        /* ===== AI Chat 电商主题（琥珀色）=====*/
        [data-theme="ecommerce"] .ai-chat-mode-btn.active {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        [data-theme="ecommerce"] .ai-chat-message.ai .ai-chat-avatar {
            background: linear-gradient(135deg, #f59e0b, #d97706);
        }
        [data-theme="ecommerce"] .ai-chat-message.user .ai-chat-bubble {
            background: linear-gradient(135deg, #f59e0b, #d97706);
        }
        [data-theme="ecommerce"] .ai-chat-send {
            background: linear-gradient(135deg, #f59e0b, #d97706);
        }
        [data-theme="ecommerce"] .ai-chat-send:hover {
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
        }
        [data-theme="ecommerce"] .ai-chat-suggestion {
            background: #fffbeb;
            border-color: #fcd34d;
            color: #92400e;
        }
        [data-theme="ecommerce"] .ai-chat-suggestion:hover {
            background: #fef3c7;
            border-color: #f59e0b;
        }
        [data-theme="ecommerce"] .ai-chat-bubble strong { color: #92400e; }
        [data-theme="ecommerce"] .ai-chat-bubble .reasoning-block { background: rgba(245, 158, 11, 0.08); }
        [data-theme="ecommerce"] .ai-chat-bubble .reasoning-label i { color: #d97706; }

        .ai-chat-empty {
            text-align: center;
            padding: 3rem 1rem;
            color: var(--slate-400);
        }

        .ai-chat-empty i {
            font-size: 3.5rem;
            margin-bottom: 1.25rem;
            color: var(--primary-200);
        }

        .ai-chat-empty h5 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--slate-700);
            margin-bottom: 0.75rem;
        }

        .ai-chat-empty p {
            font-size: 0.9375rem;
            line-height: 1.7;
            max-width: 500px;
            margin: 0 auto;
        }

        .ai-chat-error {
            background: #fee2e2;
            color: #991b1b;
            padding: 0.625rem 1rem;
            border-radius: var(--radius-md);
            font-size: 0.875rem;
        }

        /* Mobile responsive */
        @media (max-width: 768px) {
            .ai-chat-sidebar {
                position: absolute;
                left: 0;
                top: 0;
                bottom: 0;
                z-index: 10;
                transform: translateX(-100%);
            }
            .ai-chat-sidebar.open {
                transform: translateX(0);
            }
            .ai-chat-messages { padding: 1rem; }
            .ai-chat-input-area { padding: 0.875rem 1rem 1rem; }
            .ai-chat-suggestions { padding: 0 1rem 0.75rem; }
        }

        /* ===== RATE SEARCH SECTION ===== */
        .rate-search-section {
            background: linear-gradient(180deg, var(--slate-50) 0%, white 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 5rem 0;
            scroll-snap-align: start;
            scroll-snap-stop: always;
        }

        .rate-search-box {
            max-width: 900px;
            margin: 0 auto 2.5rem;
            background: white;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-xl);
            border: 1px solid var(--slate-200);
            padding: 2rem;
        }

        .rate-search-form {
            display: flex;
            align-items: flex-end;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .rate-search-field {
            flex: 1;
            min-width: 160px;
        }

        .rate-search-field label {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--slate-600);
            margin-bottom: 0.5rem;
        }

        .rate-search-field label i {
            color: var(--primary-500);
        }

        .rate-search-field input,
        .rate-search-field select {
            width: 100%;
            padding: 0.875rem 1rem;
            border: 1px solid var(--slate-300);
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-family: inherit;
            color: var(--slate-800);
            background: white;
            transition: all var(--transition-fast);
        }

        .rate-search-field input:focus,
        .rate-search-field select:focus {
            outline: none;
            border-color: var(--primary-400);
            box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
        }

        .rate-search-arrow {
            color: var(--slate-400);
            font-size: 1.25rem;
            padding-bottom: 1rem;
        }

        .rate-search-btn {
            padding: 0.875rem 2rem;
            background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
            color: white;
            border: none;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
            white-space: nowrap;
        }

        .rate-search-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
        }

        .rate-hot-routes {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
            margin-top: 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--slate-100);
        }

        .rate-hot-label {
            font-size: 0.875rem;
            color: var(--slate-500);
            font-weight: 500;
        }

        .rate-hot-chip {
            padding: 0.375rem 0.875rem;
            background: var(--primary-50);
            border: 1px solid var(--primary-200);
            border-radius: var(--radius-full);
            font-size: 0.8125rem;
            color: var(--primary-700);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .rate-hot-chip:hover {
            background: var(--primary-100);
            border-color: var(--primary-400);
            transform: translateY(-1px);
        }

        /* Rate Results */
        .rate-results {
            max-width: 900px;
            margin: 0 auto;
        }

        .rate-result-card {
            background: white;
            border-radius: var(--radius-lg);
            border: 1px solid var(--slate-200);
            box-shadow: var(--shadow-sm);
            padding: 1.5rem;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .rate-result-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-300);
            transform: translateY(-2px);
        }

        .rate-result-route {
            flex: 1;
            min-width: 200px;
        }

        .rate-result-ports {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--slate-800);
            margin-bottom: 0.5rem;
        }

        .rate-result-line {
            flex: 1;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-400), var(--primary-500));
            border-radius: 2px;
            position: relative;
            min-width: 40px;
        }

        .rate-result-line::after {
            content: '\f21a';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: -2px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 0.75rem;
            color: var(--primary-500);
        }

        .rate-result-meta {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .rate-result-meta span {
            font-size: 0.875rem;
            color: var(--slate-600);
            display: flex;
            align-items: center;
            gap: 0.375rem;
        }

        .rate-result-meta i {
            color: var(--primary-500);
            font-size: 0.8125rem;
        }

        .rate-result-price {
            text-align: right;
            min-width: 140px;
        }

        .rate-result-price-value {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--primary-700);
            line-height: 1;
        }

        .rate-result-price-label {
            font-size: 0.8125rem;
            color: var(--slate-500);
            margin-top: 0.25rem;
        }

        .rate-result-badge {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .rate-result-badge.best { background: #d1fae5; color: #065f46; }
        .rate-result-badge.good { background: #dbeafe; color: #1e40af; }
        .rate-result-badge.rec { background: #fef3c7; color: #92400e; }

        .rate-results-empty {
            text-align: center;
            padding: 3rem;
            color: var(--slate-500);
        }

        .rate-results-empty i {
            font-size: 3rem;
            color: var(--slate-300);
            margin-bottom: 1rem;
        }

        @media (max-width: 640px) {
            .ai-chat-layout {
                flex-direction: column;
            }
            .hero-ai-title { font-size: 1.5rem; }
            .hero-ai-chips { display: flex; flex-wrap: wrap; gap: 0.375rem; justify-content: center; height: auto; min-height: 80px; }
            .hero-ai-chip { padding: 0.375rem 0.75rem; font-size: 0.75rem; }
            .rate-search-form { flex-direction: column; align-items: stretch; }
            .rate-search-arrow { display: none; }
            .rate-search-btn { width: 100%; justify-content: center; }
            .rate-result-card { flex-direction: column; align-items: flex-start; }
            .rate-result-price { text-align: left; width: 100%; border-top: 1px solid var(--slate-100); padding-top: 1rem; margin-top: 0.5rem; }
            .hero-ai-section, .rate-search-section, .hero { scroll-snap-stop: normal; }
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1200px) {
            .services-grid { grid-template-columns: repeat(2, 1fr); }
            .advantages-grid { grid-template-columns: repeat(2, 1fr); }
            .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
            .gallery-grid { grid-template-columns: repeat(2, 1fr); }
            .gallery-item-large { grid-column: span 2; grid-row: span 1; height: 260px; }
            .modal-list { grid-template-columns: 1fr; }
        }
        
        @media (max-width: 992px) {
            .hero-content { grid-template-columns: 1fr; text-align: center; gap: 3rem; }
            .hero-stats { justify-content: center; }
            .hero-buttons { justify-content: center; }
            .hero-visual { order: -1; max-width: 360px; margin: 0 auto; }
            .hero-subtitle { margin-left: auto; margin-right: auto; }
            
            .about-grid,
            .warehouse-grid,
            .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
            
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .nav-links { display: none; }
            .mobile-menu-btn { display: block; }
            
            .about-gallery { grid-template-columns: 1fr; }
            .about-img-main { grid-row: span 1; min-height: 280px; }
            
            .warehouse-gallery { grid-template-columns: 1fr; }
            .warehouse-img-large { grid-column: span 1; }
            
            .warehouse-badge:nth-child(2) { right: 0; }
            .warehouse-badge:nth-child(3) { left: 0; }
            .warehouse-badge:nth-child(4) { right: -5%; }
            
            .cta-section h2 { font-size: 2rem; }
        }
        
        @media (max-width: 768px) {
            section { padding: 4rem 0; }
            
            .services-grid,
            .advantages-grid,
            .testimonials-grid,
            .gallery-grid { grid-template-columns: 1fr; }
            
            .gallery-item-large,
            .gallery-item-medium { grid-column: span 1; height: 220px; }
            
            .process-timeline {
                flex-direction: column;
                gap: 2.5rem;
            }
            
            .process-timeline::before { display: none; }
            .process-step { max-width: 280px; margin: 0 auto; }
            
            .footer-grid { grid-template-columns: 1fr; }
            .about-features { grid-template-columns: 1fr; }
            .warehouse-stats { flex-wrap: wrap; justify-content: center; }
            
            .hero-text h1 { font-size: 2.5rem; }
            .hero-stats { gap: 1.5rem; }
            .stat-number { font-size: 2.25rem; }
            
            .trust-container { gap: 1.5rem; }
            .partners-grid { gap: 1rem; }
            
            .contact-form { padding: 1.75rem; }
        }

        /* ===== MORE LINKS SECTION ===== */
        .more-links-section {
            padding: 5rem 0;
            background: linear-gradient(135deg, var(--slate-50) 0%, var(--primary-50) 100%);
        }
        .more-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-top: 3rem;
        }
        .more-link-card {
            background: white;
            border-radius: var(--radius-lg);
            padding: 2rem;
            text-decoration: none;
            color: var(--slate-700);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            border: 1px solid var(--slate-100);
        }
        .more-link-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-xl);
            border-color: var(--primary-200);
        }
        .more-link-icon {
            width: 56px; height: 56px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
            display: flex; align-items: center; justify-content: center;
            color: white;
            font-size: 1.5rem;
            margin-bottom: 1.25rem;
        }
        .more-link-card h4 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--slate-800);
            margin-bottom: 0.5rem;
        }
        .more-link-card p {
            font-size: 0.875rem;
            color: var(--slate-500);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .more-links-section { padding: 3rem 0; }
            .more-links-grid { grid-template-columns: 1fr; gap: 1rem; }
            .more-link-card { padding: 1.5rem; }
        }

        /* AI Chat Sidebar Overlay */
        .ai-sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.45);
            z-index: 9;
            pointer-events: none;
            transition: opacity 0.3s ease;
            opacity: 0;
        }
        .ai-sidebar-overlay.active {
            display: block;
            opacity: 1;
            pointer-events: auto;
        }
        @media (min-width: 769px) {
            .ai-sidebar-overlay { display: none !important; }
        }

        /* ===== AI 首次使用同意弹窗 ===== */
        .ai-consent-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:10001;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s}
        .ai-consent-overlay.active{opacity:1;visibility:visible;pointer-events:auto}
        .ai-consent-dialog{background:#fff;border-radius:16px;max-width:560px;width:92%;max-height:85vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.3)}
        .ai-consent-header{padding:28px 28px 0;text-align:center}
        .ai-consent-header i{font-size:36px;color:#fa8c16;margin-bottom:8px}
        .ai-consent-header h3{font-size:20px;font-weight:700;color:#1a1a1a;margin:8px 0 4px}
        .ai-consent-header p{font-size:13px;color:#999}
        .ai-consent-body{padding:20px 28px}
        .ai-consent-section{background:#fafafa;border-radius:10px;padding:16px;margin-bottom:12px;font-size:13px;line-height:1.7;color:#555}
        .ai-consent-section.risk-high{background:#fff1f0;border-left:3px solid #f5222d}
        .ai-consent-section.risk-mid{background:#fff7e6;border-left:3px solid #fa8c16}
        .ai-consent-section h4{font-size:14px;font-weight:700;margin-bottom:6px;color:#333}
        .ai-consent-section.risk-high h4{color:#cf1322}
        .ai-consent-section.risk-mid h4{color:#d46b08}
        .ai-consent-check{display:flex;align-items:flex-start;gap:10px;padding:10px 0;cursor:pointer;font-size:13px;color:#444}
        .ai-consent-check input{margin-top:2px;width:18px;height:18px;accent-color:#1890ff;flex-shrink:0}
        .ai-consent-footer{padding:20px 28px;border-top:1px solid #f0f0f0;display:flex;gap:10px;justify-content:flex-end}
        .ai-consent-btn{padding:10px 24px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .2s}
        .ai-consent-btn-primary{background:linear-gradient(135deg,var(--primary-500),var(--primary-600));color:#fff;opacity:.5;pointer-events:none}
        .ai-consent-btn-primary.enabled{opacity:1;pointer-events:auto}
        .ai-consent-btn-primary.enabled:hover{transform:translateY(-1px);box-shadow:0 4px 14px rgba(14,165,233,.35)}
        .ai-consent-btn-secondary{background:#f0f0f0;color:#666}
        .ai-consent-btn-secondary:hover{background:#e0e0e0}
        .ai-consent-link{font-size:12px;color:#1890ff;text-decoration:underline;cursor:pointer}

        /* ===== AUTH MODAL (登录/注册) ===== */
        .auth-overlay{position:fixed;inset:0;background:linear-gradient(165deg,var(--slate-900) 0%,var(--primary-900) 100%);z-index:10003;display:none;align-items:center;justify-content:center;padding:1.5rem}
        .auth-overlay.active{display:flex}
        .auth-container{background: linear-gradient(180deg, #ffffff 0%, #f3fbff 60%, #ecfeff 100%);border-radius:var(--radius-2xl);padding:2.5rem;width:100%;max-width:440px;box-shadow:var(--shadow-2xl);animation:fadeInUp .4s ease;position:relative}
        .auth-close{position:absolute;top:1.25rem;right:1.25rem;width:36px;height:36px;border-radius:50%;border:none;background:var(--slate-100);color:var(--slate-500);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}
        .auth-close:hover{background:var(--slate-200);color:var(--slate-800)}
        .auth-tabs{display:flex;gap:0;margin-bottom:2rem;border-bottom:2px solid var(--slate-100)}
        .auth-tab{flex:1;padding:.875rem;text-align:center;font-size:1rem;font-weight:600;cursor:pointer;border:none;background:none;color:var(--slate-400);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all var(--transition-fast)}
        .auth-tab.active{color: var(--primary-700);border-bottom-color:var(--primary-500)}
        .auth-panel{display:none}
        .auth-panel.active{display:block}
        .auth-footer{text-align:center;margin-top:1.25rem;padding-top:1.25rem;border-top:1px solid var(--slate-100);font-size:.875rem;color:var(--slate-500)}
        .auth-footer a{color: var(--primary-700);font-weight:600;cursor:pointer;text-decoration:none}
        .auth-footer a:hover{text-decoration:underline}
        .auth-error{color:var(--error);font-size:.8125rem;margin-top:-.5rem;margin-bottom:.75rem;display:none}
        .auth-error.show{display:block}
        .auth-header-title{font-size:1.25rem;font-weight:700;color:var(--slate-800);margin-bottom:1.5rem;text-align:center}
        .auth-role-hint{font-size:.8125rem;color:var(--slate-400);cursor:pointer;user-select:none;transition:color var(--transition-fast)}
        .auth-role-hint:hover{color:var(--slate-600)}
        .nav-user{position:relative;display:inline-flex}
        .nav-user-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:1.5px solid rgba(255,255,255,.35);border-radius:var(--radius-md);font-weight:500;font-size:.9375rem;color:rgba(255,255,255,.95);cursor:pointer;background:none;transition:all var(--transition-fast)}
        .navbar.scrolled .nav-user-btn{border-color:var(--slate-300);color:var(--slate-600)}
        .nav-user-btn:hover{background:rgba(255,255,255,.12)}
        .navbar.scrolled .nav-user-btn:hover{background:var(--slate-100)}
        .nav-user-dropdown{position:absolute;top:100%;right:0;margin-top:.5rem;background: linear-gradient(180deg, #ffffff 0%, #f3fbff 60%, #ecfeff 100%);border-radius:var(--radius-md);box-shadow:var(--shadow-xl);min-width:180px;overflow:hidden;display:none;z-index:1001}
        .nav-user-dropdown.show{display:block}
        .nav-user-dropdown .dropdown-header{padding:1rem;border-bottom:1px solid var(--slate-100)}
        .nav-user-dropdown .dropdown-header .name{font-weight:700;color:var(--slate-800);font-size:.9375rem}
        .nav-user-dropdown .dropdown-header .role{font-size:.75rem;color:var(--slate-500);margin-top:.125rem}
        .nav-user-dropdown a,.nav-user-dropdown button{display:flex;align-items:center;gap:.625rem;width:100%;padding:.75rem 1rem;border:none;background:none;font-size:.875rem;color:var(--slate-600);cursor:pointer;text-decoration:none;text-align:left;transition:background var(--transition-fast)}
        .nav-user-dropdown a:hover,.nav-user-dropdown button:hover{background:var(--slate-50);color:var(--slate-800)}
        .nav-user-dropdown button.logout-item{color:var(--error)}
        .nav-user-dropdown button.logout-item:hover{background:#fef2f2}