:root {
            --bg-primary: #0a1628;
            --bg-secondary: #0d1e36;
            --bg-card: rgba(13, 30, 54, 0.6);
            --teal: #00d9c0;
            --teal-glow: rgba(0, 217, 192, 0.3);
            --teal-dim: #00b8a3;
            --teal-subtle: rgba(0, 217, 192, 0.08);
            --text-primary: #ffffff;
            --text-secondary: rgba(255, 255, 255, 0.7);
            --text-tertiary: rgba(255, 255, 255, 0.45);
            --glass-border: rgba(255, 255, 255, 0.08);
            --glass-border-hover: rgba(0, 217, 192, 0.3);
            --glass-border-active: rgba(0, 217, 192, 0.5);
        }

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

        html { scroll-behavior: smooth; }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', 'Inter', sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            min-height: 100vh;
            overflow-x: hidden;
            line-height: 1.6;
            font-weight: 400;
            font-size: 14px;
        }
        .section-icon-box {
            align-items: center;
            display: flex;
            justify-content: center;
        }
        /* ── AURORA BACKGROUND ── */
        .aurora {
            position: fixed;
            inset: 0;
            pointer-events: none;
            z-index: 0;
            overflow: hidden;
        }
        .aurora-blob {
            position: absolute;
            border-radius: 50%;
            filter: blur(90px);
            opacity: 0.35;
            animation: float 22s ease-in-out infinite;
        }
        .aurora-blob-1 {
            width: 700px; height: 700px;
            background: radial-gradient(circle, var(--teal-glow) 0%, transparent 70%);
            top: -250px; right: -150px;
        }
        .aurora-blob-2 {
            width: 900px; height: 900px;
            background: radial-gradient(circle, rgba(0, 217, 192, 0.12) 0%, transparent 70%);
            bottom: -400px; left: -250px;
            animation-delay: -11s;
        }
        .aurora-blob-3 {
            width: 500px; height: 500px;
            background: radial-gradient(circle, rgba(0, 217, 192, 0.18) 0%, transparent 70%);
            top: 40%; left: 55%;
            animation-delay: -6s;
        }
        @keyframes float {
            0%, 100% { transform: translate(0, 0) scale(1); }
            25%  { transform: translate(30px, -30px) scale(1.05); }
            50%  { transform: translate(-20px, 20px) scale(0.95); }
            75%  { transform: translate(20px, 30px) scale(1.02); }
        }

       
        .btn-primary {
            padding: 10px 20px;
            border-radius: 8px;
            background: var(--teal);
            border: none;
            color: var(--bg-primary);
            font-weight: 700;
            font-size: 13px;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }
        .btn-primary:hover {
            background: var(--teal-dim);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px var(--teal-glow);
        }
        .btn-outline {
            padding: 10px 20px;
            border-radius: 8px;
            background: transparent;
            border: 1px solid var(--glass-border);
            color: var(--text-primary);
            font-size: 13px;
            cursor: pointer;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }
        .btn-outline:hover { border-color: var(--teal); color: var(--teal); }

        /* ── HERO ── */
        .hero {
            padding: 140px 2rem 80px;
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            margin-bottom: 28px;
            font-size: 11px;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--teal);
            border: 1px solid rgba(0, 217, 192, 0.2);
            border-radius: 100px;
            background: rgba(0, 217, 192, 0.05);
            animation: fadeInUp 0.5s ease both;
        }
        .hero-badge .dot {
            width: 6px; height: 6px;
            background: var(--teal);
            border-radius: 50%;
            animation: pulse 2s ease-in-out infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(0.7); }
        }
        .hero h1 {
            font-size: clamp(34px, 5vw, 56px);
            font-weight: 600;
            line-height: 1.15;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            animation: fadeInUp 0.5s ease 0.1s both;
        }
        .hero h1 .teal { color: var(--teal); }
        .hero p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 40px;
            line-height: 1.7;
            animation: fadeInUp 0.5s ease 0.2s both;
        }

        /* Search Bar */
        .faq-search-wrap {
            max-width: 540px;
            margin: 0 auto;
            position: relative;
            animation: fadeInUp 0.5s ease 0.3s both;
        }
        .faq-search {
            width: 100%;
            padding: 14px 20px 14px 48px;
            background: rgba(13, 30, 54, 0.7);
            backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: 12px;
            color: var(--text-primary);
            font-size: 14px;
            font-family: inherit;
            outline: none;
            transition: border-color 0.3s, box-shadow 0.3s;
        }
        .faq-search::placeholder { color: var(--text-tertiary); }
        .faq-search:focus {
            border-color: rgba(0, 217, 192, 0.4);
            box-shadow: 0 0 0 3px rgba(0, 217, 192, 0.08);
        }
        .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-tertiary);
            pointer-events: none;
        }

        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(20px); }
            to   { opacity: 1; transform: translateY(0); }
        }

        /* ── MAIN CONTENT ── */
        .faq-page {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem 100px;
            position: relative;
            z-index: 1;
        }

        /* Category Tabs */
        .category-nav {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            margin-bottom: 60px;
            justify-content: center;
        }
        .cat-btn {
            padding: 8px 18px;
            border-radius: 100px;
            border: 1px solid var(--glass-border);
            background: transparent;
            color: var(--text-secondary);
            font-size: 12px;
            font-family: inherit;
            cursor: pointer;
            transition: all 0.25s ease;
            letter-spacing: 0.3px;
        }
        .cat-btn:hover {
            border-color: rgba(0, 217, 192, 0.3);
            color: var(--teal);
        }
        .cat-btn.active {
            background: rgba(0, 217, 192, 0.1);
            border-color: rgba(0, 217, 192, 0.4);
            color: var(--teal);
        }

        /* FAQ Categories */
        .faq-category {
            margin-bottom: 64px;
        }
        .faq-category.hidden { display: none; }

        .category-header {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 24px;
        }
        .category-icon {
            width: 40px; height: 40px;
            background: rgba(0, 217, 192, 0.08);
            border: 1px solid rgba(0, 217, 192, 0.2);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }
        .category-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: -0.2px;
        }
        .category-subtitle {
            font-size: 12px;
            color: var(--text-tertiary);
            margin-top: 2px;
        }

        /* FAQ Accordion Items */
        .faq-list { display: flex; flex-direction: column; gap: 12px; }

        .faq-item {
            background: var(--bg-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: 16px;
            overflow: hidden;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.12);
        }
        .faq-item.open {
            border-color: rgba(0, 217, 192, 0.25);
            box-shadow: 0 0 30px rgba(0, 217, 192, 0.06);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            background: none;
            border: none;
            color: var(--text-primary);
            font-family: inherit;
            font-size: 15px;
            font-weight: 500;
            text-align: left;
            cursor: pointer;
            transition: color 0.2s;
            line-height: 1.5;
        }
        .faq-question:hover { color: var(--teal); }
        .faq-item.open .faq-question { color: var(--teal); }

        .faq-chevron {
            flex-shrink: 0;
            width: 20px; height: 20px;
            color: var(--text-tertiary);
            transition: transform 0.35s ease, color 0.2s;
        }
        .faq-item.open .faq-chevron {
            transform: rotate(180deg);
            color: var(--teal);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }
        .faq-answer-inner {
            padding: 0 24px 24px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.75;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 16px;
        }
        .faq-answer-inner strong { color: var(--text-primary); font-weight: 600; }
        .faq-answer-inner a { color: var(--teal); text-decoration: none; }
        .faq-answer-inner a:hover { text-decoration: underline; }
        .faq-answer-inner .citation {
            display: inline;
            font-size: 12px;
            color: rgba(0, 217, 192, 0.6);
            font-style: italic;
        }
        .faq-answer-inner ul {
            margin: 12px 0 0 0;
            padding-left: 20px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .faq-answer-inner ul li { color: var(--text-secondary); }

        /* ── STATS STRIP ── */
        .stats-strip {
            position: relative;
            z-index: 1;
            background: rgba(13, 30, 54, 0.6);
            backdrop-filter: blur(20px);
            border-top: 1px solid var(--glass-border);
            border-bottom: 1px solid var(--glass-border);
            padding: 40px 2rem;
            margin-bottom: 80px;
        }
        .stats-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            text-align: center;
        }
        .stat-item {}
        .stat-value {
            font-size: 32px;
            font-weight: 600;
            color: var(--teal);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-inner { grid-template-columns: repeat(2, 1fr); }
        }

        /* ── CTA SECTION ── */
        .cta-section {
            position: relative;
            z-index: 1;
            padding: 80px 2rem;
            text-align: center;
        }
        .cta-card {
            max-width: 700px;
            margin: 0 auto;
            background: rgba(13, 30, 54, 0.7);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(0, 217, 192, 0.2);
            border-radius: 24px;
            padding: 56px 48px;
        }
        .cta-card h2 {
            font-size: 28px;
            font-weight: 600;
            letter-spacing: -0.3px;
            margin-bottom: 14px;
        }
        .cta-card p {
            color: var(--text-secondary);
            margin-bottom: 32px;
            font-size: 15px;
            line-height: 1.65;
        }
        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-large {
            padding: 14px 28px;
            font-size: 14px;
            border-radius: 10px;
        }


        /* ── NO RESULTS ── */
        .no-results {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-secondary);
            display: none;
        }
        .no-results.visible { display: block; }
        .no-results h3 { font-size: 18px; margin-bottom: 8px; color: var(--text-primary); }

        /* ── RESPONSIVE ── */
        @media (max-width: 768px) {
            .nav-links { display: none; }
            .hero { padding: 120px 1.5rem 60px; }
            .faq-page { padding: 0 1.5rem 80px; }
            .cta-card { padding: 36px 24px; }
            .faq-question { font-size: 14px; padding: 18px 20px; }
            .faq-answer-inner { padding: 0 20px 20px; padding-top: 14px; }
        }