:root {
    color-scheme: dark;
    --bg: #0a0d12;
    --panel: #111720;
    --panel2: #151d28;
    --text: #e8edf4;
    --muted: #91a0b3;
    --line: #243041;
    --accent: #72a7ff;
    --accent2: #83e1c1;
    --ok: #69d391;
    --max: 1040px;
}

* {
    box-sizing: border-box;
}

html {
    background: var(--bg);
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background:
        radial-gradient(circle at 75% -10%, rgba(78, 125, 210, .17), transparent 34rem),
        radial-gradient(circle at 5% 20%, rgba(69, 162, 135, .08), transparent 28rem),
        var(--bg);
    font-family:
        Inter, ui-sans-serif, system-ui, -apple-system,
        BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.65;
}

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

a:hover {
    text-decoration: underline;
}

.container {
    width: min(calc(100% - 40px), var(--max));
    margin: 0 auto;
}

header {
    border-bottom: 1px solid var(--line);
    background: rgba(10, 13, 18, .78);
}

.nav {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    color: var(--text);
    font-weight: 700;
    letter-spacing: .02em;
}

.brand img {
    width: 30px;
    height: 30px;
}

nav {
    display: flex;
    gap: 22px;
    flex-wrap: wrap;
}

nav a {
    color: var(--muted);
    font-size: .94rem;
}

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

.hero {
    padding: 92px 0 64px;
}

.eyebrow {
    color: var(--accent2);
    text-transform: uppercase;
    letter-spacing: .15em;
    font-size: .78rem;
    font-weight: 700;
}

h1 {
    margin: 10px 0 18px;
    max-width: 760px;
    font-size: clamp(2.5rem, 7vw, 5rem);
    line-height: 1.02;
    letter-spacing: -.045em;
}

h2 {
    margin-top: 0;
    font-size: 1.55rem;
    letter-spacing: -.02em;
}

h3 {
    margin: 0 0 8px;
}

.lead {
    max-width: 720px;
    color: var(--muted);
    font-size: 1.08rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 0 0 70px;
}

.card {
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: linear-gradient(145deg, var(--panel), var(--panel2));
}

.card p {
    margin-bottom: 0;
    color: var(--muted);
}

.tag {
    display: inline-block;
    margin-bottom: 12px;
    padding: 3px 9px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--muted);
    font-size: .76rem;
}

.status-ok {
    color: var(--ok);
}

.content {
    max-width: 800px;
    padding: 72px 0 90px;
}

.content h1 {
    font-size: clamp(2.4rem, 6vw, 4rem);
}

.content h2 {
    margin-top: 42px;
}

.content p,
.content li {
    color: #b3bfcd;
}

.code {
    overflow-x: auto;
    margin: 24px 0;
    padding: 18px 20px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #080b0f;
    color: #ccd7e5;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: .9rem;
}

.note-list {
    display: grid;
    gap: 14px;
    margin-top: 30px;
}

.note {
    display: block;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 13px;
    background: var(--panel);
}

.note strong {
    display: block;
    color: var(--text);
}

.note span {
    display: block;
    margin-top: 6px;
    color: var(--muted);
}

footer {
    padding: 32px 0 44px;
    border-top: 1px solid var(--line);
    color: #697789;
    font-size: .9rem;
}

@media (max-width: 760px) {
    .nav {
        align-items: flex-start;
        flex-direction: column;
        padding: 18px 0;
        gap: 12px;
    }

    nav {
        gap: 15px;
    }

    .hero {
        padding-top: 64px;
    }

    .grid {
        grid-template-columns: 1fr;
    }
}