*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #0f172a;
    color: #e2e8f0;
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(15,23,42,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid #1e293b;
}
.nav-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 16px;
    color: #fff;
}
.nav-links { display: flex; gap: 24px; }
.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: #94a3b8;
    transition: color 0.2s;
}
.nav-links a:hover { color: #fff; }
@media (max-width: 640px) {
    .nav-links { gap: 16px; }
    .nav-links a { font-size: 13px; }
}
.hero {
    padding: 80px 20px 60px;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}
.hero-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: #60a5fa;
    background: rgba(59,130,246,0.12);
    border: 1px solid rgba(59,130,246,0.2);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.hero h1 {
    font-size: clamp(32px, 6vw, 52px);
    font-weight: 700;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}
.hero p {
    font-size: 18px;
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 36px;
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #2563eb;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-primary:hover { background: #1d4ed8; }
.section {
    max-width: 1080px;
    margin: 0 auto;
    padding: 60px 20px 80px;
}
.section-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #60a5fa;
    margin-bottom: 12px;
}
.section h2 {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}
.section .subtitle {
    font-size: 16px;
    color: #94a3b8;
    line-height: 1.6;
    max-width: 560px;
    margin-bottom: 48px;
}
.divider { border: none; border-top: 1px solid #1e293b; margin: 0; }
.card {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 12px;
    padding: 24px;
    transition: border-color 0.2s;
    display: flex;
    flex-direction: column;
}
.card:hover { border-color: #475569; }
.card-icon { font-size: 32px; margin-bottom: 14px; }
.card h3 { font-size: 17px; font-weight: 600; color: #fff; margin-bottom: 6px; }
.card p { font-size: 14px; color: #94a3b8; line-height: 1.5; margin-bottom: 18px; flex: 1; }
.card-link { font-size: 13px; font-weight: 600; color: #60a5fa; transition: color 0.2s; }
.card-link:hover { color: #93c5fd; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 768px) { .grid-3 { grid-template-columns: 1fr; } }
.table-comparison {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 12px;
    overflow: hidden;
}
.table-comparison th {
    background: #0f172a;
    color: #e2e8f0;
    font-weight: 600;
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid #334155;
}
.table-comparison td {
    padding: 16px 20px;
    color: #94a3b8;
    border-bottom: 1px solid #334155;
}
.table-comparison tr:hover td { background: #334155; }
.feature-list { list-style: none; }
.feature-list li { padding: 4px 0; }
.tag {
    font-size: 12px;
    font-weight: 500;
    color: #94a3b8;
    background: #0f172a;
    border: 1px solid #334155;
    padding: 4px 12px;
    border-radius: 999px;
}
.footer {
    border-top: 1px solid #1e293b;
    padding: 40px 20px;
    text-align: center;
}
.footer-links {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.footer-links a { font-size: 13px; color: #64748b; transition: color 0.2s; }
.footer-links a:hover { color: #e2e8f0; }
.footer small { font-size: 12px; color: #475569; }
.text-center { text-align: center; }