:root {
    --bg-dark: #070b14;
    --surface: #0f172a;
    --surface-card: #1e293b;
    --surface-hover: #334155;
    --primary: #2563eb;
    --primary-light: #60a5fa;
    --accent: #10b981;
    --accent-gold: #f59e0b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border: #334155;
    --border-light: #475569;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
}
header {
    background: rgba(15, 23, 42, 0.95);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}
.header-top {
    background: #020617;
    padding: 8px 24px;
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #1e293b;
}
.header-top span strong { color: var(--accent); }
.header-main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}
.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #1d4ed8, #3b82f6);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}
.logo-text h1 {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}
.logo-text p {
    font-size: 11px;
    color: var(--primary-light);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
nav ul {
    display: flex;
    list-style: none;
    gap: 24px;
}
nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: color 0.2s;
}
nav a:hover, nav a.active {
    color: var(--primary-light);
}
.btn-primary {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 40px 24px;
}
.badge-trust {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.hero {
    background: linear-gradient(180deg, rgba(37,99,235,0.08) 0%, rgba(7,11,20,0) 100%);
    padding: 50px 0 30px;
    border-bottom: 1px solid var(--border);
}
.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}
.hero-text h2 {
    font-size: 44px;
    font-weight: 800;
    line-height: 1.15;
    margin: 16px 0;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #ffffff 60%, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-text p {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 24px;
    line-height: 1.7;
}
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 30px;
}
.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 16px;
    border-radius: 10px;
    text-align: center;
}
.stat-val {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary-light);
}
.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}
.hero-badge-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.hero-badge-box h3 {
    font-size: 18px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
}
.feature-icon {
    color: var(--accent);
    font-size: 16px;
    margin-top: 2px;
}
.feature-title {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}
.feature-desc {
    font-size: 12px;
    color: var(--text-muted);
}
.section-title {
    text-align: center;
    margin: 50px 0 30px;
}
.section-title h3 {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -0.5px;
}
.section-title p {
    color: var(--text-muted);
    font-size: 15px;
    margin-top: 6px;
}
.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.product-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s, border-color 0.2s;
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}
.product-header {
    padding: 20px;
    background: #1e293b;
    border-bottom: 1px solid var(--border);
    position: relative;
}
.product-tag {
    position: absolute;
    top: 14px;
    right: 14px;
    background: var(--accent);
    color: #000;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    text-transform: uppercase;
}
.product-title {
    font-size: 18px;
    font-weight: 700;
    margin-top: 10px;
}
.product-specs {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}
.product-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.spec-list {
    list-style: none;
    margin-bottom: 20px;
}
.spec-list li {
    font-size: 13px;
    color: #cbd5e1;
    padding: 5px 0;
    border-bottom: 1px dashed #334155;
    display: flex;
    justify-content: space-between;
}
.spec-list li span:last-child {
    font-weight: 600;
    color: #fff;
}
.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}
.price-box .price {
    font-size: 24px;
    font-weight: 800;
    color: #fff;
}
.price-box .old-price {
    font-size: 13px;
    color: #64748b;
    text-decoration: line-through;
    margin-left: 6px;
}
.score-box {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 20px 36px;
    border-radius: 16px;
    margin-top: 20px;
}
.big-score {
    font-size: 54px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}
.score-info h4 { font-size: 20px; font-weight: 700; }
.score-info p { font-size: 13px; color: var(--text-muted); }
.stars { color: #10b981; font-size: 22px; letter-spacing: 2px; }
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}
.review-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
}
.review-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}
.reviewer-name { font-weight: 700; font-size: 15px; color: #fff; }
.reviewer-meta { font-size: 12px; color: var(--text-muted); }
.verified-badge {
    color: var(--accent);
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}
.review-text { font-size: 14px; color: #cbd5e1; line-height: 1.6; margin-bottom: 14px; }
.review-device {
    font-size: 12px;
    color: var(--primary-light);
    background: #1e293b;
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
}
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 40px 0;
}
.kpi-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}
.kpi-val { font-size: 32px; font-weight: 800; color: var(--primary-light); }
.kpi-title { font-size: 13px; color: var(--text-muted); margin-top: 6px; }
.table-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 30px;
}
.table-header {
    padding: 20px;
    background: #1e293b;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.table-header h3 { font-size: 18px; }
table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}
th, td {
    padding: 14px 20px;
    border-bottom: 1px solid #1e293b;
}
th {
    background: #0f172a;
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
tr:hover td { background: rgba(255,255,255,0.02); }
.sop-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.sop-phase-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
}
.phase-badge {
    background: rgba(37,99,235,0.15);
    color: var(--primary-light);
    border: 1px solid rgba(37,99,235,0.3);
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 10px;
    text-transform: uppercase;
}
.sop-phase-card h3 { font-size: 18px; margin-bottom: 12px; color: #fff; }
.checklist { list-style: none; }
.checklist li {
    font-size: 13px;
    color: #cbd5e1;
    padding: 6px 0;
    border-bottom: 1px dashed #334155;
    display: flex;
    align-items: center;
    gap: 10px;
}
.checklist li span.check { color: var(--accent); font-weight: bold; }
.legal-content {
    max-width: 860px;
    margin: 40px auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 36px;
}
.legal-content h2 { font-size: 28px; margin-bottom: 20px; color: #fff; }
.legal-content h3 { font-size: 18px; margin: 24px 0 10px; color: var(--primary-light); }
.legal-content p, .legal-content li { font-size: 14px; color: #cbd5e1; line-height: 1.8; margin-bottom: 12px; }
.legal-content ul { margin-left: 20px; margin-bottom: 16px; }
footer {
    background: #0b1120;
    border-top: 1px solid var(--border);
    padding: 40px 24px 20px;
    margin-top: 60px;
}
.footer-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
}
.footer-col h4 {
    font-size: 16px;
    margin-bottom: 16px;
    color: #fff;
}
.footer-col p, .footer-col li {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.8;
}
.footer-col ul { list-style: none; }
.footer-col a { color: var(--text-muted); text-decoration: none; }
.footer-col a:hover { color: var(--primary-light); }
.footer-bottom {
    max-width: 1280px;
    margin: 30px auto 0;
    padding-top: 20px;
    border-top: 1px solid #1e293b;
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
}