:root {
    --bg: #0b1020;
    --bg-soft: #121a33;
    --card: #17213d;
    --text: #f4f7fb;
    --muted: #aab4c8;
    --accent: #3ddc97;
    --accent-2: #58a6ff;
    --border: rgba(255,255,255,0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: radial-gradient(circle at top left, #1b2d55 0, #0b1020 42%, #070b16 100%);
    color: var(--text);
    line-height: 1.6;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.header {
    padding: 28px 0;
    border-bottom: 1px solid var(--border);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.logo {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.logo span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    font-size: 15px;
}

.hero {
    padding: 72px 0 42px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--accent);
    background: rgba(61, 220, 151, 0.08);
    font-size: 14px;
    margin-bottom: 18px;
}

h1 {
    font-size: clamp(38px, 6vw, 68px);
    line-height: 1.05;
    margin: 0 0 20px;
}

h2 {
    font-size: clamp(26px, 4vw, 38px);
    margin-top: 0;
}

h3 {
    margin-top: 0;
}

.lead {
    max-width: 820px;
    color: var(--muted);
    font-size: 20px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    margin: 36px 0;
}

.card {
    background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.025));
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 26px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}

.card p {
    color: var(--muted);
}

.button {
    display: inline-block;
    margin-top: 12px;
    padding: 11px 16px;
    border-radius: 12px;
    background: var(--accent);
    color: #05120d;
    font-weight: 700;
}

.button.secondary {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

.section {
    padding: 40px 0;
}

.notice {
    border-left: 4px solid var(--accent-2);
    padding: 16px 18px;
    background: rgba(88,166,255,0.08);
    color: var(--muted);
    border-radius: 12px;
}

.data-box {
    background: #07101f;
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 18px;
    overflow-x: auto;
}

.footer {
    margin-top: 60px;
    padding: 30px 0;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 14px;
}

@media (max-width: 760px) {
    .grid {
        grid-template-columns: 1fr;
    }
}