/* --- 1. DESIGN SYSTEM: WCAG 2.1 COMPLIANT --- */
    :root {
        --primary: #FF6B00;
        --primary-dark: #cc5500;
        --text-on-primary: #fff; 
        --secondary: #FFB800;
        
        --accent-green: #006837;
        --accent-blue: #0056D2;
        --accent-purple: #7425C9;
        --accent-yellow: #995700;
        --accent-red: #C41C00;

        --bg-body: #F2F2F7;
        --surface: #FFFFFF;
        --glass-material: rgba(255, 255, 255, 0.9);
        --glass-border: rgba(0, 0, 0, 0.1);
        --muted-bg: rgba(0, 0, 0, 0.05);

        --text-main: #111111;
        --text-sub: #555555;
        
        --shadow-3d: 0 10px 30px -10px rgba(0,0,0,0.15);
        --btn-shadow: 0 6px 0 var(--primary-dark), 0 15px 25px rgba(255, 107, 0, 0.2);
        --btn-active: 0 0 0 var(--primary-dark), inset 0 2px 5px rgba(0,0,0,0.1);
        
        --ease-apple: cubic-bezier(0.25, 1, 0.5, 1);
        --font-stack: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    }

    /* DARK THEME OVERRIDES */
    [data-theme="dark"] {
        --bg-body: #050505;
        --surface: #1C1C1E;
        --glass-material: rgba(30, 30, 32, 0.85);
        --glass-border: rgba(255, 255, 255, 0.15);
        --muted-bg: rgba(255, 255, 255, 0.08);

        --accent-green: #34C759;
        --accent-blue: #409CFF;
        --accent-purple: #BF5AF2;
        --accent-yellow: #FFD60A;
        --accent-red: #FF453A;

        --text-main: #F5F5F7;
        --text-sub: #AEAEB2;

        --shadow-3d: 0 20px 50px -10px rgba(0,0,0,0.7);
        --btn-shadow: 0 6px 0 #b34700, 0 15px 30px rgba(255, 107, 0, 0.3);
        --text-on-primary: #fff; 
    }

    /* --- 2. RESET & BASE --- */
    * { box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: none; }
    
    html { 
        scroll-behavior: smooth; 
        font-size: 100%; 
        -webkit-font-smoothing: antialiased; 
        -moz-osx-font-smoothing: grayscale; 
        height: 100%;
    }
    
    body {
        margin: 0; padding: 0;
        font-family: var(--font-stack);
        background: var(--bg-body);
        color: var(--text-main);
        overflow-x: hidden;
        transition: background 0.4s var(--ease-apple), color 0.3s;
        padding-bottom: 40px; 
        line-height: 1.5;
    }

    input, button, select, textarea { font-family: inherit; }

    a { text-decoration: none; color: inherit; }
    ul { list-style: none; padding: 0; margin: 0; }
    
    p { line-height: 1.7; margin-bottom: 1.5rem; font-size: 1.05rem; color: var(--text-sub); font-weight: 500; }
    h2 { font-size: clamp(1.8rem, 4vw, 2.2rem); font-weight: 800; margin-bottom: 1.5rem; letter-spacing: -0.5px; color: var(--text-main); margin-top: 3rem; }
    h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 1rem; color: var(--primary); margin-top: 2rem;}
    strong { color: var(--text-main); font-weight: 700; }

    /* SEO Internal Link Style */
    a.seo-link { color: var(--primary); text-decoration: underline; text-decoration-color: rgba(255, 107, 0, 0.3); text-underline-offset: 4px; transition: 0.2s; }
    a.seo-link:hover { text-decoration-color: var(--primary); }

    /* --- NEW FIX: Table Scroll Wrapper --- */
    .table-wrapper {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch; /* Smooth scroll on iOS */
        margin-bottom: 2rem;
        background: var(--surface);
        border-radius: 16px;
        box-shadow: var(--shadow-3d);
        border: 1px solid var(--glass-border);
    }

    /* Adjusted Table Styles */
    .price-table { 
        width: 100%; 
        min-width: 600px; /* Forces scroll on mobile if screen is small */
        border-collapse: collapse; 
        overflow: hidden;
    }
    
    .price-table th, .price-table td { padding: 16px; text-align: left; border-bottom: 1px solid var(--glass-border); color: var(--text-main); white-space: nowrap; }
    .price-table th { background: var(--muted-bg); font-weight: 800; color: var(--primary); text-transform: uppercase; font-size: 0.85rem; letter-spacing: 1px; position: sticky; left: 0; }
    .price-table tr:last-child td { border-bottom: none; }
    .price-table tr:hover td { background: var(--muted-bg); }
    .price-val { font-weight: 800; color: var(--accent-green); }

    /* --- 3. UI COMPONENTS --- */
    .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
    
    .glass-panel {
        background: var(--glass-material);
        backdrop-filter: blur(25px) saturate(180%);
        -webkit-backdrop-filter: blur(25px) saturate(180%);
        border: 1px solid var(--glass-border);
        box-shadow: 0 8px 32px rgba(0,0,0,0.05);
    }
    
    @supports not (backdrop-filter: blur(10px)) {
        .glass-panel {
            background: var(--surface);
            opacity: 0.98;
        }
        [data-theme="dark"] .glass-panel {
            background: #1c1c1ef2; 
        }
    }

    @media (prefers-reduced-motion: reduce) {
        *, ::before, ::after {
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: 0.01ms !important;
            scroll-behavior: auto !important;
        }
    }

    .btn-3d {
        position: relative;
        border: none;
        background: linear-gradient(145deg, var(--primary), #FF8800);
        color: var(--text-on-primary) !important; 
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        padding: 1rem 1.6rem;
        border-radius: 24px;
        cursor: pointer;
        transition: transform 0.1s, box-shadow 0.1s;
        box-shadow: var(--btn-shadow);
        display: inline-flex; align-items: center; justify-content: center; gap: 10px;
        border-top: 1px solid rgba(255,255,255,0.3);
        font-size: 1rem;
    }
    .btn-3d:active { transform: translateY(6px); box-shadow: var(--btn-active); }

    .fade-in-up { opacity: 0; transform: translateY(40px); transition: all 0.8s var(--ease-apple); }
    .fade-in-up.visible { opacity: 1; transform: translateY(0); }

    /* --- 4. HEADER --- */
    .header {
        position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
        padding: 12px 0; transition: 0.3s;
    }
    .header.scrolled { padding: 8px 0; }
    
    .nav-bar {
        display: flex; justify-content: space-between; align-items: center;
        padding: 8px 12px; border-radius: 100px;
        transition: 0.3s; box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }
    
    .header-left { display: flex; align-items: center; gap: 12px; }

    .logo { display: flex; align-items: center; gap: 10px; }
    .logo-img {
        width: 44px; height: 44px; border-radius: 50%;
        border: 2px solid var(--primary); padding: 2px;
        animation: none;
        background: var(--surface);
    }
    @media (prefers-reduced-motion: reduce) { .logo-img { animation: none; } }

    /* LOGO TITLE CHANGED TO DIV FOR SEO (Since Hero has H1) */
    .logo-title { font-size: 1.1rem; font-weight: 800; margin: 0; line-height: 1; display: block; color: var(--text-main); }
    .logo-text span { font-size: 0.75rem; font-weight: 600; color: var(--text-sub); letter-spacing: 1px; display: block; }

    .status-widget {
        display: flex; align-items: center; gap: 8px;
        padding: 6px 14px; border-radius: 20px;
        background: var(--muted-bg);
        border: 1px solid var(--glass-border);
        backdrop-filter: blur(10px);
    }
    .status-dot {
        width: 10px; height: 10px; border-radius: 50%;
        background: var(--accent-red);
        box-shadow: 0 0 8px var(--accent-red);
        transition: 0.3s;
    }
    .status-dot.open { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
    .status-dot.online { background: var(--secondary); box-shadow: 0 0 8px var(--secondary); } 
    
    .text-open { color: var(--accent-green) !important; }
    .text-closed { color: var(--accent-red) !important; }
    .text-online { color: var(--secondary) !important; }
    
    .status-text { font-size: 0.75rem; font-weight: 700; color: var(--text-main); white-space: nowrap; }

    .desktop-nav { display: flex; gap: 4px; }
    .nav-link {
        padding: 8px 16px; border-radius: 20px; font-size: 0.95rem; font-weight: 600;
        color: var(--text-sub); transition: 0.2s;
        display: flex; align-items: center; gap: 6px;
    }
    .nav-link:hover { color: var(--primary); background: var(--muted-bg); }
    
    .header-actions { display: flex; gap: 8px; align-items: center;}
    .action-btn {
        width: 40px; height: 40px; border-radius: 50%; border: none;
        background: var(--muted-bg); color: var(--text-main);
        display: flex; align-items: center; justify-content: center;
        cursor: pointer; transition: 0.3s;
    }
    .action-btn:hover { background: var(--primary); color: var(--text-on-primary); transform: rotate(15deg); }
    
    .menu-toggle { display: none; }

    /* SEARCH BAR */
    .search-container-desktop {
        position: relative; margin-right: 10px; display: flex; align-items: center;
    }
    .search-input {
        background: var(--muted-bg); border: 1px solid var(--glass-border); color: var(--text-main);
        border-radius: 20px; padding: 8px 16px 8px 36px; font-size: 0.9rem; width: 180px;
        transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1); outline: none;
    }
    .search-input:focus {
        width: 240px; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.15); background: var(--surface);
    }
    .search-icon-inside {
        position: absolute; left: 12px; color: var(--text-sub); font-size: 16px; pointer-events: none; transition: 0.3s;
    }
    .search-input:focus + .search-icon-inside { color: var(--primary); }

    .mobile-search-btn { display: none; }
    .mobile-search-dropdown {
        position: absolute; top: 110%; left: 10px; right: 10px;
        background: var(--glass-material); backdrop-filter: blur(25px);
        padding: 12px; border-radius: 16px; border: 1px solid var(--glass-border);
        box-shadow: 0 10px 30px rgba(0,0,0,0.2); display: none;
        animation: slideDownSearch 0.3s ease; z-index: 999;
    }
    .mobile-search-dropdown.active { display: block; }
    @keyframes slideDownSearch { from {opacity:0; transform:translateY(-10px);} to {opacity:1; transform:translateY(0);} }
    .mobile-search-input {
        width: 100%; padding: 10px 40px 10px 16px; border-radius: 12px; border: 1px solid var(--glass-border);
        background: var(--muted-bg); color: var(--text-main); font-size: 1rem;
    }
    .mobile-search-close {
        position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
        color: var(--text-sub); font-size: 18px; cursor: pointer; background: transparent; border: none; padding: 4px;
    }

    /* --- 5. HERO SECTION --- */
    .hero {
        min-height: 100vh; padding-top: 120px; padding-bottom: 60px;
        display: flex; align-items: center; position: relative; overflow: hidden;
    }
    .hero-glow {
        position: absolute; width: 90vw; height: 90vw;
        background: radial-gradient(circle, rgba(255, 107, 0, 0.3) 0%, transparent 65%);
        top: -30%; right: -30%; filter: none; opacity: 0.6; z-index: -1;
        animation: none;
    }

    .hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }

    .hero-badge {
        display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px;
        border-radius: 100px; background: rgba(255, 107, 0, 0.1); color: var(--primary);
        font-weight: 700; font-size: 0.85rem; border: 1px solid rgba(255, 107, 0, 0.3);
        margin-bottom: 24px; box-shadow: 0 4px 20px rgba(255,107,0,0.1);
    }
    .hero-title {
        font-size: clamp(2.5rem, 5vw, 4rem);
        line-height: 1.05; font-weight: 800;
        margin-bottom: 24px; letter-spacing: -1.5px;
        color: var(--text-main);
    }
    .text-highlight {
        background: linear-gradient(135deg, var(--primary) 20%, var(--secondary) 100%);
        -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    }

    /* MINI APPS */
    .mini-apps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin-top: 40px; }
    .app-item {
        display: flex; flex-direction: column; align-items: center; gap: 10px;
        cursor: pointer; transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .app-item:hover { transform: translateY(-12px) scale(1.05); }
    /* Accessibility: semantic quick-action controls */
    a.app-item, button.app-item { background: none; border: none; padding: 0; font: inherit; color: inherit; text-decoration: none; cursor: pointer; }
    button.app-item { appearance: none; -webkit-appearance: none; }

    
    .app-icon {
        width: 68px; height: 68px; border-radius: 22px;
        background: var(--glass-material); border: 1px solid var(--glass-border);
        display: flex; align-items: center; justify-content: center;
        font-size: 26px; color: var(--primary); 
        box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        position: relative; overflow: hidden;
    }
    
    .app-item[data-accent="green"] .app-icon { color: var(--accent-green); }
    .app-item[data-accent="blue"] .app-icon { color: var(--accent-blue); }
    .app-item[data-accent="yellow"] .app-icon { color: var(--accent-yellow); }
    .app-item[data-accent="purple"] .app-icon { color: var(--accent-purple); }
    /* AI Styling */
    .app-item[data-accent="ai"] .app-icon { 
        background: linear-gradient(135deg, #1A1A1A, #000); 
        color: #fff;
        border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .app-item[data-accent="ai"] .app-icon i {
        background: linear-gradient(to right, #4facfe 0%, #00f2fe 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        font-size: 28px;
    }
    /* Heart/Matchmaker Styling */
    .app-item[data-accent="love"] .app-icon { 
        background: linear-gradient(135deg, #fff0f0, #ffe6e6); 
        color: #ff3366;
    }

    .app-icon::after {
        content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
        background: linear-gradient(45deg, transparent, rgba(255,255,255,0.4), transparent);
        transform: rotate(45deg) translateY(-100%); transition: 0.5s;
    }
    .app-item:hover .app-icon::after { transform: rotate(45deg) translateY(100%); }
    .app-label { font-size: 0.75rem; font-weight: 600; color: var(--text-main); text-align: center; line-height: 1.2; }

    /* Calculator */
    .calc-box {
        padding: 32px; border-radius: 36px;
        transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
        box-shadow: var(--shadow-3d); transition: transform 0.1s linear; 
        border-top: 1px solid rgba(255,255,255,0.3);
    }
    /* HORIZONTAL OVERFLOW FIX (iOS/Safari): the 3D rotateY(-5deg) tilt makes
       the full-width calculator's corners project BEYOND the viewport, so the
       document becomes wider than the screen and vertical scrolling lets the
       page (and the fixed chatbot panel above it) drift left/right with an
       empty-background rubber-band. Desktop keeps the 3D look; mobile renders
       the calculator flat. !important also neutralizes the JS mousemove tilt
       inline style if a touch device synthesizes mouse events. */
    @media (max-width: 768px) {
        .calc-box { transform: none !important; }
    }
    
    .form-group { margin-bottom: 20px; }
    .form-label { font-size: 0.9rem; font-weight: 700; color: var(--text-sub); margin-bottom: 8px; display: block; }
    .form-input {
        width: 100%; padding: 1rem; border-radius: 18px; border: 1px solid var(--glass-border);
        background: var(--muted-bg); color: var(--text-main); font-size: 1rem; font-weight: 600;
        transition: 0.3s;
    }
    .form-input:focus { background: var(--surface); border-color: var(--primary); box-shadow: 0 0 0 4px rgba(255, 107, 0, 0.2); }

    /* --- 6. SECTIONS --- */
    .section { padding: 80px 0; }
    .section-bg { background: var(--muted-bg); }
    
    .content-block { max-width: 860px; margin: 0 auto; }
    .content-block ul { padding-left: 20px; list-style: disc; color: var(--text-sub); margin-bottom: 20px; }
    .content-block li { margin-bottom: 10px; }
    .content-block p { text-align: justify; }

    /* --- 7. FOOTER --- */
    .footer { margin-top: 40px; }
    .footer-box { padding: 70px 50px; border-radius: 48px; position: relative; overflow: hidden; }
    .footer-bg-glow {
        position: absolute; bottom: -50%; left: 50%; transform: translateX(-50%);
        width: 120%; height: 120%; background: radial-gradient(circle, var(--primary) 0%, transparent 60%);
        opacity: 0.08; pointer-events: none;
    }
    
    .footer-grid { display: grid; gap: 50px; z-index: 1; position: relative; grid-template-columns: repeat(4, 1fr); }
    
    .f-col h4 {
        font-size: 1.2rem; font-weight: 800; margin-bottom: 24px; color: var(--text-main);
        display: flex; align-items: center; gap: 10px;
    }
    
    .f-link {
        display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
        color: var(--text-sub); font-weight: 500; transition: 0.3s; font-size: 1rem;
    }
    .f-link:hover { color: var(--primary); transform: translateX(8px); }
    
    .f-svg-box {
        width: 32px; height: 32px; border-radius: 10px;
        background: var(--muted-bg); border: 1px solid var(--glass-border);
        display: flex; align-items: center; justify-content: center; color: var(--text-main);
        transition: 0.3s; flex-shrink: 0;
    }
    .f-link:hover .f-svg-box { background: var(--primary); color: var(--text-on-primary); border-color: var(--primary); }

    .footer-contact-info {
        text-align: center; color: var(--text-sub); font-size: 0.95rem;
        display: flex; flex-direction: column; gap: 8px; align-items: center;
        margin-bottom: 16px;
    }
    .fc-item { margin: 0; display: flex; align-items: center; gap: 8px; justify-content: center; }
    .fc-row { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
    
    @media (max-width: 768px) {
        .fc-row { flex-direction: column; gap: 8px; }
    }

    .social-btn {
        width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
        background: var(--muted-bg); color: var(--text-main); border: 1px solid var(--glass-border);
        font-size: 16px; transition: 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .social-btn:hover { transform: translateY(-5px); color: #fff; border-color: transparent; }
    
    .social-fb:hover { background: #1877F2; }
    .social-ins:hover { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); }
    .social-pin:hover { background: #BD081C; }
    .social-me:hover { background: #00A98F; }
    .social-tik:hover { background: #000000; }

    /* --- 8. ULTRA APP MINI --- */
    .ultra-fab-wrapper {
        position: fixed; bottom: 30px; left: 20px; z-index: 999;
        display: flex; flex-direction: column-reverse; align-items: center; gap: 12px;
    }

    .ultra-main-btn {
        width: 60px; height: 60px; border-radius: 50%;
        background: linear-gradient(135deg, var(--primary), #FF4500);
        color: #fff; border: none;
        display: flex; align-items: center; justify-content: center;
        font-size: 26px; cursor: pointer;
        box-shadow: 0 8px 30px rgba(255, 107, 0, 0.4);
        position: relative; z-index: 2;
        transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
        animation: ultra-glow 2s infinite;
    }
    
    @keyframes ultra-glow {
        0% { box-shadow: 0 0 0 0 rgba(255, 107, 0, 0.7); transform: scale(1); }
        50% { transform: scale(1.05); }
        70% { box-shadow: 0 0 0 15px rgba(255, 107, 0, 0); }
        100% { box-shadow: 0 0 0 0 rgba(255, 107, 0, 0); transform: scale(1); }
    }
    
    @keyframes ultra-shake {
        0%, 100% { transform: rotate(0deg); }
        25% { transform: rotate(-10deg); }
        75% { transform: rotate(10deg); }
    }
    .ultra-main-btn.shaking { animation: ultra-shake 0.5s ease-in-out; }

    .ultra-main-btn i { transition: 0.3s; }
    .ultra-fab-wrapper.active .ultra-main-btn {
        transform: rotate(45deg); background: #333; box-shadow: 0 8px 30px rgba(0,0,0,0.3); animation: none;
    }

    .ultra-actions {
        position: absolute; bottom: 70px; left: 0; width: 60px;
        display: flex; flex-direction: column-reverse; gap: 12px; pointer-events: none;
    }

    .ultra-sub-btn {
        width: 50px; height: 50px; border-radius: 18px;
        background: var(--glass-material); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px);
        border: 1px solid var(--glass-border); color: var(--text-main);
        display: flex; align-items: center; justify-content: center; font-size: 20px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.1); cursor: pointer;
        opacity: 0; transform: translateY(20px) scale(0.8);
        transition: 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
        margin: 0 auto; text-decoration: none; pointer-events: auto;
    }
    
    .u-backtop { display: none; }
    .u-backtop.show { display: flex; animation: popInBtn 0.3s ease; }
    @keyframes popInBtn { from {transform:scale(0);} to {transform:scale(1);} }

    .ultra-fab-wrapper.active .ultra-sub-btn { opacity: 1; transform: translateY(0) scale(1); }
    .ultra-fab-wrapper.active .ultra-sub-btn:nth-child(1) { transition-delay: 0.05s; }
    .ultra-fab-wrapper.active .ultra-sub-btn:nth-child(2) { transition-delay: 0.1s; }
    .ultra-fab-wrapper.active .ultra-sub-btn:nth-child(3) { transition-delay: 0.15s; }
    .ultra-fab-wrapper.active .ultra-sub-btn:nth-child(4) { transition-delay: 0.2s; }
    .ultra-fab-wrapper.active .ultra-sub-btn:nth-child(5) { transition-delay: 0.25s; }

    .ultra-sub-btn::after {
        content: attr(data-tooltip); position: absolute; left: 60px;
        background: rgba(0,0,0,0.8); color: white; padding: 4px 10px;
        border-radius: 8px; font-size: 12px; white-space: nowrap;
        opacity: 0; visibility: hidden; transition: 0.2s; pointer-events: none;
    }
    .ultra-sub-btn:hover::after { opacity: 1; visibility: visible; left: 65px; }

    .u-zalo { color: #0068FF; }
    .u-wa { color: #25D366; }
    .u-map { color: #FFB800; }
    .u-phone { color: var(--primary); }

    /* --- AI MODAL --- */
    .ai-modal-overlay {
        position: fixed; inset: 0; background: rgba(0,0,0,0.7); 
        z-index: 2000; opacity: 0; visibility: hidden; 
        transition: 0.3s; backdrop-filter: blur(5px);
    }
    .ai-modal {
        position: fixed; top: 50%; left: 50%; width: 90%; max-width: 500px; height: 70vh; max-height: 700px;
        transform: translate(-50%, -40%) scale(0.95); background: var(--surface);
        border: 1px solid var(--glass-border); border-radius: 32px;
        box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
        display: flex; flex-direction: column; overflow: hidden;
        z-index: 2001; opacity: 0; visibility: hidden;
        transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .ai-modal.active { opacity: 1; visibility: visible; transform: translate(-50%, -50%) scale(1); }
    .ai-modal-overlay.active { opacity: 1; visibility: visible; }

    .ai-header {
        padding: 20px; border-bottom: 1px solid var(--glass-border);
        display: flex; justify-content: space-between; align-items: center; background: var(--muted-bg);
    }
    .ai-header h3 { margin: 0; font-size: 1.1rem; display: flex; align-items: center; gap: 8px; }
    .ai-close { cursor: pointer; background: none; border: none; font-size: 24px; color: var(--text-sub); transition: 0.2s; }
    .ai-close:hover { color: var(--text-main); transform: rotate(90deg); }

    .ai-chat-area {
        flex: 1; overflow-y: auto; padding: 20px;
        display: flex; flex-direction: column; gap: 16px; background: var(--bg-body);
    }
    .chat-msg {
        max-width: 85%; padding: 12px 16px; border-radius: 20px;
        font-size: 0.95rem; line-height: 1.5; position: relative; animation: popIn 0.3s ease-out;
    }
    @keyframes popIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

    .msg-bot { align-self: flex-start; background: var(--surface); border: 1px solid var(--glass-border); border-bottom-left-radius: 4px; color: var(--text-main); }
    .msg-user { align-self: flex-end; background: linear-gradient(135deg, var(--primary), #FF8800); color: white; border-bottom-right-radius: 4px; box-shadow: 0 4px 15px rgba(255, 107, 0, 0.2); }
    .msg-bot strong { color: var(--primary); }

    .ai-input-area {
        padding: 16px; background: var(--surface); border-top: 1px solid var(--glass-border); display: flex; gap: 10px;
    }
    .ai-input {
        flex: 1; padding: 12px 16px; border-radius: 24px; border: 1px solid var(--glass-border);
        background: var(--muted-bg); color: var(--text-main);
    }
    .ai-send {
        width: 46px; height: 46px; border-radius: 50%; border: none;
        background: var(--text-main); color: var(--surface);
        display: flex; align-items: center; justify-content: center; cursor: pointer; transition: 0.2s;
    }
    .ai-send:hover { transform: scale(1.1); }
    .ai-send:disabled { opacity: 0.5; cursor: not-allowed; }

    /* Typing Dot */
    .typing-dots { display: inline-flex; gap: 4px; }
    .dot { width: 6px; height: 6px; background: var(--text-sub); border-radius: 50%; animation: bounce 1.4s infinite ease-in-out both; }
    .dot:nth-child(1) { animation-delay: -0.32s; }
    .dot:nth-child(2) { animation-delay: -0.16s; }
    @keyframes bounce { 0%, 80%, 100% { transform: scale(0); } 40% { transform: scale(1); } }

    /* --- MOBILE MENU --- */
    .mobile-menu-overlay {
        position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 998;
        opacity: 0; visibility: hidden; transition: 0.3s; backdrop-filter: blur(8px);
    }
    .mobile-menu {
        position: fixed; bottom: 0; left: 0; width: 100%; max-height: 85vh;
        background: var(--surface); border-radius: 36px 36px 0 0;
        transform: translateY(100%); transition: 0.5s var(--ease-apple); z-index: 999;
        display: flex; flex-direction: column; overflow: hidden; border-top: 1px solid var(--glass-border);
    }
    .mobile-menu.active { transform: translateY(0); }
    .mobile-menu-overlay.active { opacity: 1; visibility: visible; }
    .drag-handle { width: 50px; height: 6px; background: #E5E5EA; border-radius: 10px; margin: 16px auto; }
    .menu-content { padding: 20px 24px 140px 24px; overflow-y: auto; }

    .menu-icon {
        width: 32px; height: 32px; border-radius: 10px;
        background: var(--muted-bg); display: flex; align-items: center; justify-content: center;
        color: var(--primary); margin-right: 12px;
    }
    
    .pulse { animation: pulseGlow 1s infinite; }
    @keyframes pulseGlow {
      0% { box-shadow: 0 0 0 rgba(255,107,0,0.6); }
      70% { box-shadow: 0 0 12px rgba(255,107,0,0.9); }
      100% { box-shadow: 0 0 0 rgba(255,107,0,0); }
    }

    /* --- RESPONSIVE --- */
    @media (max-width: 1024px) {
        .hero-title { font-size: 3.5rem; }
        .hero-grid { grid-template-columns: 1fr; gap: 50px; }
        .desktop-nav { display: none; }
        .menu-toggle { display: flex !important; }
        .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
        .status-widget { display: none; }
        .search-container-desktop { display: none; }
        .mobile-search-btn { display: flex; }
    }
    @media (max-width: 768px) {
        .hero { padding-top: 100px; padding-bottom: 40px; }
        .mini-apps { grid-template-columns: repeat(3, 1fr); gap: 12px; }
        .app-icon { width: 60px; height: 60px; font-size: 22px; }
        .footer-grid { grid-template-columns: 1fr; gap: 40px; }
        .footer-box { padding: 50px 30px; }
        .section { padding: 60px 0; }
        body { padding-bottom: calc(140px + env(safe-area-inset-bottom)) !important; }
        .ultra-fab-wrapper { left: 20px; bottom: calc(20px + env(safe-area-inset-bottom)); width: 50px; }
        .ultra-main-btn { width: 50px; height: 50px; font-size: 22px; }
        .ultra-actions { bottom: 60px; width: 100%; align-items: center; gap: 10px; }
        .ultra-sub-btn { width: 42px; height: 42px; font-size: 18px; margin: 0 auto; }
        .ultra-sub-btn::after { display: none !important; }
        .footer-box { padding-bottom: 30px; }
    }