:root {
    color-scheme: light;
    --bg: #f4ede4;
    --bg-strong: #efe2d0;
    --surface: rgba(251, 247, 241, 0.96);
    --surface-strong: #f7efe5;
    --ink: #2b2621;
    --muted: #6d6257;
    --line: #d8c8b7;
    --accent: #3558c8;
    --accent-soft: rgba(53, 88, 200, 0.1);
    --success: #1f6d4c;
    --warning: #8a5a16;
    --shadow: 0 18px 44px rgba(71, 52, 34, 0.08);
    --radius-xl: 30px;
    --radius-lg: 24px;
    --radius-md: 18px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.5), transparent 32%),
        linear-gradient(180deg, var(--bg-strong) 0%, var(--bg) 100%);
    color: var(--ink);
    font: 16px/1.7 "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

a {
    color: var(--accent);
}

.page {
    max-width: 980px;
    margin: 0 auto;
    padding: 28px 18px 56px;
}

.hero,
.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

.hero {
    overflow: hidden;
}

.hero-inner {
    padding: 32px 28px;
    background:
        radial-gradient(circle at top right, rgba(53, 88, 200, 0.1), transparent 38%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0));
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.05;
}

.lede {
    margin: 16px 0 0;
    max-width: 760px;
    color: var(--muted);
    font-size: 1.04rem;
}

.top-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.top-nav a,
.pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 40px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.55);
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
}

.top-nav a.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.banner {
    margin-top: 16px;
    padding: 14px 16px;
    border: 1px solid rgba(138, 90, 22, 0.18);
    border-radius: var(--radius-md);
    background: rgba(255, 243, 222, 0.95);
    color: var(--warning);
}

.grid {
    display: grid;
    gap: 18px;
    margin-top: 20px;
}

.grid.two {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
    padding: 24px;
}

.card h2,
.section h2 {
    margin: 0 0 12px;
    color: var(--accent);
    font-size: 1.06rem;
}

.card p,
.section p,
.section li {
    margin: 0;
}

.meta-grid {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    margin-top: 18px;
}

.meta-item {
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface-strong);
}

.meta-label {
    display: block;
    margin-bottom: 6px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.doc-link {
    display: block;
    margin-top: 14px;
    padding: 16px 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface-strong);
    color: inherit;
    text-decoration: none;
}

.doc-link strong {
    display: block;
    margin-bottom: 4px;
    font-size: 1rem;
}

.doc-link span {
    color: var(--muted);
}

.section-list {
    display: grid;
    gap: 14px;
    margin-top: 24px;
}

.section {
    padding: 22px 24px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.section h2 {
    margin-bottom: 10px;
}

.section ul {
    margin: 10px 0 0 22px;
    padding: 0;
}

.footer {
    margin-top: 24px;
    color: var(--muted);
    font-size: 0.95rem;
    text-align: center;
}

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

.success {
    color: var(--success);
}

code {
    padding: 2px 6px;
    border-radius: 8px;
    background: rgba(43, 38, 33, 0.06);
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.92em;
}

@media (max-width: 640px) {
    .page {
        padding: 18px 14px 40px;
    }

    .hero-inner,
    .card,
    .section {
        padding: 20px 18px;
    }
}