:root {
            --bg: #07111f;
            --bg-soft: #0d1b2d;
            --panel: rgba(12, 24, 42, 0.88);
            --panel-strong: #0f223c;
            --text: #eef4ff;
            --muted: #a9b8cf;
            --line: rgba(148, 163, 184, 0.18);
            --primary: #69a7ff;
            --primary-strong: #3b82f6;
            --shadow: 0 18px 60px rgba(2, 8, 23, 0.45);
            --max: 1120px;
        }
        * { box-sizing: border-box; }
        html, body { margin: 0; padding: 0; }
        body {
            min-height: 100vh;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            color: var(--text);
            background:
                radial-gradient(circle at top left, rgba(59,130,246,.22), transparent 32%),
                radial-gradient(circle at top right, rgba(14,165,233,.18), transparent 28%),
                linear-gradient(180deg, #07111f 0%, #0a1526 45%, #08111d 100%);
            line-height: 1.7;
        }
        a { color: inherit; }
        .top-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(14px);
            background: rgba(7, 17, 31, 0.72);
            border-bottom: 1px solid rgba(255,255,255,.06);
        }
        .nav-container {
            max-width: var(--max);
            margin: 0 auto;
            padding: 14px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .nav-logo {
            text-decoration: none;
            font-weight: 800;
            letter-spacing: .01em;
            color: #fff;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }
        .nav-links a {
            text-decoration: none;
            color: var(--muted);
            font-weight: 500;
        }
        .nav-links a:hover,
        .nav-links a.active { color: #fff; }
        .mobile-menu-toggle { display: none; background: none; border: 0; color: #fff; font-size: 24px; }
        .container {
            max-width: var(--max);
            margin: 0 auto;
            padding: 0 20px;
        }
        .hero-section {
            padding: 72px 0 28px;
        }
        .hero-card {
            background: linear-gradient(180deg, rgba(17, 31, 53, 0.92), rgba(10, 21, 37, 0.94));
            border: 1px solid rgba(255,255,255,.08);
            border-radius: 28px;
            padding: 34px 30px;
            box-shadow: var(--shadow);
        }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 12px;
            border-radius: 999px;
            background: rgba(105, 167, 255, 0.14);
            color: #d9e8ff;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .04em;
            text-transform: uppercase;
        }
        .hero-content h1 {
            margin: 18px 0 14px;
            font-size: clamp(34px, 4vw, 54px);
            line-height: 1.06;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: #fff;
        }
        .hero-subtitle {
            margin: 0 0 10px;
            color: #d7e5ff;
            font-size: 20px;
            font-weight: 600;
        }
        .hero-desc {
            margin: 0;
            max-width: 780px;
            color: var(--muted);
            font-size: 16px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 22px;
        }
        .button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 46px;
            padding: 0 18px;
            border-radius: 14px;
            text-decoration: none;
            font-weight: 700;
            transition: .2s ease;
        }
        .button-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-strong));
            color: #fff;
            box-shadow: 0 10px 28px rgba(59,130,246,.32);
        }
        .button-primary:hover { transform: translateY(-1px); }
        .button-secondary {
            border: 1px solid rgba(255,255,255,.12);
            color: #d9e8ff;
            background: rgba(255,255,255,.04);
        }
        .button-secondary:hover {
            background: rgba(255,255,255,.08);
            color: #fff;
        }
        .stats {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 14px;
            margin-top: 24px;
        }
        .stat {
            background: rgba(255,255,255,.035);
            border: 1px solid rgba(255,255,255,.06);
            border-radius: 18px;
            padding: 16px 18px;
        }
        .stat strong {
            display: block;
            font-size: 24px;
            color: #fff;
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .stat span {
            color: var(--muted);
            font-size: 14px;
        }
        .articles-section {
            padding: 26px 0 84px;
        }
        .section-heading {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 22px;
        }
        .section-heading h2 {
            margin: 0;
            font-size: 28px;
            color: #fff;
        }
        .section-heading p {
            margin: 0;
            color: var(--muted);
        }
        .articles-list {
            display: grid;
            gap: 14px;
        }
        .article-item {
            display: flex;
            justify-content: space-between;
            gap: 18px;
            align-items: center;
            padding: 20px 22px;
            border-radius: 20px;
            border: 1px solid var(--line);
            background: linear-gradient(180deg, rgba(15, 26, 44, 0.9), rgba(11, 20, 34, 0.94));
            box-shadow: 0 10px 30px rgba(2,8,23,.18);
        }
        .article-item:hover {
            border-color: rgba(105, 167, 255, 0.42);
            transform: translateY(-1px);
            transition: .2s ease;
        }
        .article-main {
            min-width: 0;
        }
        .article-item h3 {
            margin: 0 0 8px;
            font-size: 20px;
            line-height: 1.35;
        }
        .article-item h3 a {
            color: #eef4ff;
            text-decoration: none;
        }
        .article-item h3 a:hover {
            color: #9ec5ff;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .article-date {
            color: var(--muted);
            font-size: 14px;
        }
        .article-tag {
            display: inline-flex;
            align-items: center;
            border-radius: 999px;
            padding: 6px 10px;
            background: rgba(105, 167, 255, 0.12);
            color: #dceaff;
            font-size: 12px;
            font-weight: 700;
        }
        .article-arrow {
            flex: 0 0 auto;
            color: #86b6ff;
            font-size: 22px;
        }
        .footer-cta {
            text-align: center;
            margin-top: 34px;
        }
        @media (max-width: 860px) {
            .stats { grid-template-columns: 1fr; }
            .article-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .article-arrow { display: none; }
        }
        @media (max-width: 720px) {
            .nav-links { display: none; }
            .mobile-menu-toggle { display: inline-flex; }
            .hero-section { padding-top: 44px; }
            .hero-card { padding: 24px 20px; border-radius: 22px; }
            .section-heading { flex-direction: column; align-items: flex-start; }
        }


:focus-visible {
  outline: 2px solid #4F46E5;
  outline-offset: 2px;
}
button:focus-visible, a:focus-visible {
  outline-offset: 4px;
}


@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;
  }
}