/* roulang page: index */
:root {
            --primary: #00F0FF;
            --primary-glow: rgba(0, 240, 255, 0.6);
            --primary-soft: rgba(0, 240, 255, 0.12);
            --secondary: #B300FF;
            --secondary-glow: rgba(179, 0, 255, 0.5);
            --accent: #FFB600;
            --accent-glow: rgba(255, 182, 0, 0.55);
            --bg-deep: #0A0B1A;
            --bg-mid: #0E1028;
            --bg-card: rgba(21, 26, 51, 0.55);
            --bg-card-solid: #151A33;
            --border-subtle: rgba(0, 240, 255, 0.15);
            --border-glow: rgba(0, 240, 255, 0.4);
            --text-primary: #EDF0F8;
            --text-secondary: #B0B8D0;
            --text-weak: #6B7294;
            --text-inverse: #0A0B1A;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 8px 36px rgba(0, 240, 255, 0.18), 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-glow-btn: 0 0 18px rgba(0, 240, 255, 0.6);
            --shadow-glow-btn-strong: 0 0 28px rgba(0, 240, 255, 0.75), 0 0 60px rgba(0, 240, 255, 0.3);
            --font-display: 'PingFang SC', 'Microsoft YaHei', 'Inter', 'DIN', 'Rajdhani', sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', 'DIN', 'Rajdhani', monospace;
            --transition-fast: 0.18s ease-out;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
            --navbar-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--navbar-height);
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-display);
            background: var(--bg-deep);
            background-image:
                radial-gradient(ellipse at 20% 15%, rgba(0, 240, 255, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 75% 30%, rgba(179, 0, 255, 0.05) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 70%, rgba(0, 240, 255, 0.03) 0%, transparent 60%),
                linear-gradient(180deg, #0A0B1A 0%, #0D0F24 30%, #11132B 70%, #0A0B1A 100%);
            color: var(--text-primary);
            line-height: 1.6;
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        body::before {
            content: '';
            position: fixed;
            inset: 0;
            pointer-events: none;
            z-index: 0;
            background-image:
                repeating-linear-gradient(0deg, transparent, transparent 1px, rgba(0, 240, 255, 0.015) 1px, rgba(0, 240, 255, 0.015) 2px),
                repeating-linear-gradient(90deg, transparent, transparent 1px, rgba(0, 240, 255, 0.012) 1px, rgba(0, 240, 255, 0.012) 2px);
            background-size: 48px 48px;
            opacity: 0.7;
            mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
            -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== NAVBAR ========== */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--navbar-height);
            background: rgba(10, 11, 26, 0.72);
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
            display: flex;
            align-items: center;
        }
        .navbar.scrolled {
            background: rgba(10, 11, 26, 0.88);
            box-shadow: 0 2px 24px rgba(0, 240, 255, 0.08);
            border-bottom-color: rgba(0, 240, 255, 0.22);
        }
        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
        }
        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            z-index: 1001;
            transition: text-shadow var(--transition-fast);
        }
        .navbar-logo:hover {
            text-shadow: 0 0 20px var(--primary-glow);
        }
        .navbar-logo .logo-icon {
            width: 34px;
            height: 34px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        .navbar-logo .logo-icon svg {
            width: 100%;
            height: 100%;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-links a.active {
            color: var(--primary);
            background: rgba(0, 240, 255, 0.08);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--primary-glow);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 600;
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            cursor: pointer;
        }
        .nav-cta-btn:hover {
            background: var(--primary);
            color: var(--text-inverse);
            box-shadow: var(--shadow-glow-btn);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1001;
            padding: 8px;
            background: none;
            border: none;
            width: 40px;
            height: 32px;
            justify-content: center;
            align-items: center;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 3px;
            transition: all var(--transition-smooth);
            transform-origin: center;
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }

        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 0;
                right: 0;
                width: 280px;
                height: 100vh;
                background: rgba(14, 16, 40, 0.94);
                backdrop-filter: blur(22px);
                -webkit-backdrop-filter: blur(22px);
                flex-direction: column;
                padding: 80px 28px 40px;
                gap: 4px;
                transform: translateX(100%);
                transition: transform var(--transition-smooth);
                z-index: 1000;
                border-left: 1px solid var(--border-subtle);
                align-items: stretch;
            }
            .nav-links.open {
                transform: translateX(0);
            }
            .nav-links a {
                padding: 12px 16px;
                border-radius: var(--radius-md);
                font-size: 1rem;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                border-left: 3px solid var(--primary);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
                background: var(--primary-soft);
            }
            .nav-cta-btn {
                margin-top: 12px;
                justify-content: center;
                width: 100%;
                text-align: center;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: var(--navbar-height);
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            opacity: 0.28;
            z-index: 0;
            filter: saturate(0.6) brightness(0.7);
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(0, 240, 255, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 65% 55%, rgba(179, 0, 255, 0.07) 0%, transparent 50%);
            z-index: 0;
            pointer-events: none;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 28px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 20px;
            background: var(--primary-soft);
            border: 1px solid var(--border-subtle);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--primary);
            letter-spacing: 0.3px;
            animation: pulse-badge 2.6s ease-in-out infinite;
        }
        .hero-badge .live-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 8px var(--primary-glow), 0 0 20px var(--primary-glow);
            animation: pulse-dot 1.4s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 6px var(--primary-glow), 0 0 16px var(--primary-glow);
            }
            50% {
                box-shadow: 0 0 14px var(--primary-glow), 0 0 32px rgba(0, 240, 255, 0.8);
            }
        }
        @keyframes pulse-badge {
            0%,
            100% {
                border-color: var(--border-subtle);
            }
            50% {
                border-color: var(--border-glow);
            }
        }
        .hero-section h1 {
            font-size: clamp(2rem, 4.5vw, 3.25rem);
            font-weight: 700;
            line-height: 1.25;
            color: #ffffff;
            letter-spacing: 1px;
            max-width: 700px;
            text-shadow: 0 0 40px rgba(0, 240, 255, 0.3);
        }
        .hero-section h1 .highlight {
            color: var(--primary);
            position: relative;
            display: inline-block;
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.7;
            letter-spacing: 0.4px;
        }
        .hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            margin-top: 8px;
        }
        .metric-card {
            background: var(--bg-card);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 20px 28px;
            min-width: 140px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .metric-card::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.06) 0%, transparent 60%);
            opacity: 0;
            transition: opacity var(--transition-smooth);
            pointer-events: none;
        }
        .metric-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .metric-card:hover::after {
            opacity: 1;
        }
        .metric-value {
            font-family: var(--font-mono);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            text-shadow: 0 0 12px var(--primary-glow);
            letter-spacing: -1px;
        }
        .metric-label {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-top: 6px;
            letter-spacing: 0.5px;
            font-weight: 500;
        }
        .metric-card.accent .metric-value {
            color: var(--accent);
            text-shadow: 0 0 14px var(--accent-glow);
        }
        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            margin-top: 4px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.3px;
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .btn-primary::before {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--primary);
            opacity: 0;
            transition: opacity var(--transition-smooth);
            z-index: 0;
            border-radius: 26px;
        }
        .btn-primary:hover::before {
            opacity: 1;
        }
        .btn-primary:hover {
            color: var(--text-inverse);
            box-shadow: var(--shadow-glow-btn-strong);
            border-color: var(--primary);
        }
        .btn-primary span {
            position: relative;
            z-index: 1;
        }
        .btn-primary i {
            position: relative;
            z-index: 1;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.3px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .btn-secondary:hover {
            border-color: rgba(255, 255, 255, 0.5);
            background: rgba(255, 255, 255, 0.08);
            box-shadow: 0 0 20px rgba(255, 255, 255, 0.06);
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: auto;
                padding: 100px 0 60px;
            }
            .hero-metrics {
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                max-width: 400px;
            }
            .metric-card {
                min-width: auto;
                display: flex;
                justify-content: space-between;
                align-items: center;
                padding: 16px 20px;
            }
            .metric-value {
                font-size: 2rem;
            }
            .metric-label {
                margin-top: 0;
                font-size: 0.9rem;
            }
            .hero-cta-row {
                flex-direction: column;
                width: 100%;
                max-width: 400px;
            }
            .btn-primary,
            .btn-secondary {
                justify-content: center;
                width: 100%;
            }
        }

        /* ========== SECTIONS GENERAL ========== */
        .section {
            padding: 80px 0;
            position: relative;
            z-index: 1;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: clamp(1.6rem, 3vw, 2rem);
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }
        .section-header .section-subtitle {
            color: var(--text-weak);
            font-size: 0.95rem;
            letter-spacing: 0.3px;
        }
        .section-header h2 .accent-dot {
            color: var(--primary);
            text-shadow: 0 0 10px var(--primary-glow);
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ========== SERVICE MATRIX ========== */
        .service-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }
        .service-card {
            background: var(--bg-card);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 28px 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .service-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .service-card:hover::before {
            opacity: 1;
        }
        .service-card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: var(--primary-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.3px;
        }
        .service-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .service-card.featured {
            grid-row: span 2;
            background: rgba(21, 26, 51, 0.65);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-color: rgba(0, 240, 255, 0.2);
        }
        .service-card.featured .mock-search {
            display: flex;
            align-items: center;
            gap: 10px;
            background: rgba(0, 0, 0, 0.35);
            border: 1px solid var(--border-subtle);
            border-radius: 24px;
            padding: 10px 16px;
            margin-top: 6px;
            transition: all var(--transition-fast);
        }
        .service-card.featured .mock-search i {
            color: var(--text-weak);
            font-size: 0.95rem;
        }
        .service-card.featured .mock-search span {
            color: var(--text-weak);
            font-size: 0.9rem;
            flex: 1;
        }
        .service-card.featured .mock-search:hover {
            border-color: var(--border-glow);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.1);
        }
        .service-card.featured .card-thumb {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-top: 4px;
            border: 1px solid var(--border-subtle);
        }
        .service-card.featured .card-thumb img {
            width: 100%;
            height: auto;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .service-card.featured:hover .card-thumb img {
            transform: scale(1.03);
        }
        .service-card.banner-card {
            grid-column: 1 / -1;
            flex-direction: row;
            align-items: center;
            gap: 20px;
            padding: 24px 28px;
            border-radius: var(--radius-xl);
            background: rgba(21, 26, 51, 0.5);
        }
        .service-card.banner-card .card-icon {
            width: 50px;
            height: 50px;
            font-size: 1.5rem;
            border-radius: var(--radius-lg);
        }
        .service-card .card-badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(255, 182, 0, 0.15);
            color: var(--accent);
            letter-spacing: 0.4px;
            align-self: flex-start;
        }
        @media (max-width: 1024px) {
            .service-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
                gap: 16px;
            }
            .service-card.featured {
                grid-row: span 1;
                grid-column: 1 / -1;
            }
            .service-card.banner-card {
                grid-column: 1 / -1;
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 600px) {
            .service-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .service-card.featured {
                grid-column: 1;
            }
            .service-card.banner-card {
                grid-column: 1;
            }
            .service-card {
                padding: 20px;
            }
        }

        /* ========== COMPARISON ========== */
        .comparison-wrapper {
            background: var(--bg-card);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-2xl);
            padding: 28px;
            transition: all var(--transition-smooth);
        }
        .comparison-wrapper:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
        }
        .comparison-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }
        .comp-tab {
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .comp-tab:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .comp-tab.active {
            color: var(--primary);
            background: var(--primary-soft);
            border-color: var(--border-glow);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.12);
        }
        .comp-body {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .comp-team {
            flex: 1;
            min-width: 140px;
            text-align: center;
            background: rgba(0, 0, 0, 0.25);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            border: 1px solid transparent;
            transition: all var(--transition-smooth);
        }
        .comp-team:hover {
            border-color: var(--border-subtle);
        }
        .comp-team .team-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.1);
            margin: 0 auto 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--primary);
            border: 2px solid var(--border-subtle);
        }
        .comp-team .team-name {
            font-weight: 700;
            font-size: 1.05rem;
            color: #ffffff;
        }
        .comp-vs {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--secondary);
            text-shadow: 0 0 20px var(--secondary-glow);
            flex-shrink: 0;
            letter-spacing: 2px;
        }
        .comp-table-wrap {
            width: 100%;
            margin-top: 20px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .comp-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            min-width: 500px;
        }
        .comp-table thead th {
            text-align: left;
            padding: 10px 14px;
            color: var(--text-weak);
            font-weight: 500;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.6px;
            border-bottom: 1px solid var(--border-subtle);
        }
        .comp-table tbody td {
            padding: 10px 14px;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .comp-table tbody tr:nth-child(even) {
            background: rgba(255, 255, 255, 0.015);
        }
        .comp-table .highlight-num {
            color: var(--accent);
            font-weight: 700;
            font-family: var(--font-mono);
            text-shadow: 0 0 8px var(--accent-glow);
        }
        .comp-table .diff-positive {
            color: #00E676;
            font-weight: 600;
        }
        .comp-table .diff-negative {
            color: #FF5252;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .comp-body {
                flex-direction: column;
                gap: 12px;
            }
            .comp-vs {
                font-size: 1.4rem;
            }
            .comparison-wrapper {
                padding: 18px;
            }
            .comp-team {
                width: 100%;
                max-width: 300px;
                margin: 0 auto;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.22);
        }
        .faq-item.active {
            border-color: var(--border-glow);
            box-shadow: 0 4px 20px rgba(0, 240, 255, 0.08);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: #ffffff;
            letter-spacing: 0.3px;
            background: none;
            border: none;
            text-align: left;
            transition: color var(--transition-fast);
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-q-mark {
            color: var(--secondary);
            flex-shrink: 0;
            font-weight: 700;
            font-size: 1.1rem;
            text-shadow: 0 0 8px var(--secondary-glow);
        }
        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: transform var(--transition-smooth);
            color: var(--text-weak);
            font-size: 0.85rem;
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1), padding 0.45s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        @media (max-width: 600px) {
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: 90px 0;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(0, 240, 255, 0.07) 0%, rgba(10, 11, 26, 0.95) 40%, rgba(179, 0, 255, 0.06) 100%);
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 20px;
        }
        .cta-section h2 {
            font-size: clamp(1.6rem, 3vw, 2rem);
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.5px;
        }
        .cta-section .cta-desc {
            color: var(--text-secondary);
            max-width: 480px;
            font-size: 0.95rem;
            line-height: 1.65;
        }
        .cta-form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            max-width: 460px;
            width: 100%;
        }
        .cta-input {
            flex: 1;
            min-width: 220px;
            padding: 14px 20px;
            border-radius: 26px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #ffffff;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            transition: all var(--transition-smooth);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }
        .cta-input::placeholder {
            color: var(--text-weak);
        }
        .cta-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.2);
            outline: none;
            background: rgba(255, 255, 255, 0.07);
        }
        .btn-glow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 26px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.5px;
            border: 1px solid var(--primary);
            color: var(--text-inverse);
            background: var(--primary);
            cursor: pointer;
            transition: all var(--transition-smooth);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.35);
            white-space: nowrap;
        }
        .btn-glow:hover {
            box-shadow: var(--shadow-glow-btn-strong);
            transform: translateY(-1px);
        }
        .cta-particles {
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 1;
            overflow: hidden;
        }
        .cta-particle {
            position: absolute;
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 6px var(--primary-glow);
            animation: float-up 6s linear infinite;
            opacity: 0;
        }
        @keyframes float-up {
            0% {
                transform: translateY(100px) scale(0);
                opacity: 0;
            }
            20% {
                opacity: 1;
            }
            80% {
                opacity: 0.5;
            }
            100% {
                transform: translateY(-400px) scale(1.4);
                opacity: 0;
            }
        }
        @media (max-width: 600px) {
            .cta-section {
                padding: 60px 0;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-input {
                width: 100%;
                min-width: auto;
            }
            .btn-glow {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            position: relative;
            z-index: 1;
            padding: 40px 0 28px;
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            background: rgba(10, 11, 26, 0.5);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--primary);
        }
        .footer-brand .logo-icon-sm {
            width: 26px;
            height: 26px;
            flex-shrink: 0;
        }
        .footer-info {
            color: var(--text-weak);
            font-size: 0.82rem;
            letter-spacing: 0.3px;
            text-align: right;
        }
        .footer-info a {
            color: var(--primary);
            transition: color var(--transition-fast);
        }
        .footer-info a:hover {
            color: #ffffff;
            text-shadow: 0 0 8px var(--primary-glow);
        }
        .footer-divider {
            width: 100%;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.2), transparent);
            margin: 8px 0 4px;
            flex-basis: 100%;
        }
        .back-to-top {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--text-weak);
            font-size: 0.82rem;
            cursor: pointer;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            padding: 6px;
        }
        .back-to-top:hover {
            color: var(--primary);
        }
        @media (max-width: 600px) {
            .footer-content {
                flex-direction: column;
                text-align: center;
            }
            .footer-info {
                text-align: center;
            }
        }