:root {
    color-scheme: light;
    --ink: #1b1813;
    --ink-soft: #51483b;
    --paper: #eee1c5;
    --paper-light: #f8f0df;
    --paper-deep: #dfcba5;
    --line: rgba(76, 56, 29, 0.2);
    --cinnabar: #9e3026;
    --cinnabar-deep: #711d18;
    --gold: #a86f22;
    --max: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "Noto Serif SC", "Songti SC", "STSong", "PingFang SC", "Microsoft YaHei", serif;
    line-height: 1.75;
}

a { color: inherit; }

a:hover { color: var(--cinnabar); }

.site-header {
    border-bottom: 1px solid var(--line);
    background: rgba(248, 240, 223, 0.96);
}

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

.nav {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
    font-size: 19px;
    font-weight: 800;
    text-decoration: none;
}

.brand img { width: 36px; height: 36px; border-radius: 8px; }

.nav-links { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; }

.nav-links a { text-decoration: none; }

.page { padding: 72px 0 88px; }

.eyebrow {
    margin: 0 0 10px;
    color: var(--cinnabar);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.12em;
}

h1,
h2,
h3 { line-height: 1.25; }

h1 { margin: 0; font-size: clamp(42px, 7vw, 76px); }

h2 { margin: 0 0 16px; font-size: clamp(28px, 4vw, 40px); }

h3 { margin: 0 0 8px; font-size: 21px; }

.lead {
    max-width: 760px;
    margin: 24px 0 0;
    color: var(--ink-soft);
    font-size: 19px;
}

.meta { margin-top: 16px; color: var(--ink-soft); font-size: 14px; }

.hero-card,
.card,
.answer {
    border: 1px solid var(--line);
    background: rgba(248, 240, 223, 0.76);
    box-shadow: 0 18px 50px rgba(56, 39, 20, 0.08);
}

.hero-card {
    margin-top: 42px;
    padding: clamp(24px, 5vw, 48px);
    border-left: 5px solid var(--cinnabar);
}

.section { margin-top: 72px; }

.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }

.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.card { padding: 26px; }

.card p,
.answer p { margin: 8px 0 0; color: var(--ink-soft); }

.card ul { margin: 12px 0 0; padding-left: 20px; color: var(--ink-soft); }

.answer { margin-top: 16px; padding: 24px 28px; }

.answer h2 { font-size: 23px; }

.status {
    display: inline-block;
    margin-top: 18px;
    padding: 7px 12px;
    border: 1px solid rgba(158, 48, 38, 0.3);
    color: var(--cinnabar-deep);
    background: rgba(158, 48, 38, 0.07);
    font-size: 14px;
    font-weight: 700;
}

.button {
    display: inline-block;
    margin-top: 18px;
    padding: 11px 18px;
    border: 1px solid var(--cinnabar);
    background: var(--cinnabar);
    color: #fff8e8;
    text-decoration: none;
}

.button:hover { background: var(--cinnabar-deep); color: #fff; }

.site-footer { border-top: 1px solid var(--line); background: var(--paper-deep); }

.footer-inner {
    padding: 28px 0;
    display: flex;
    justify-content: space-between;
    gap: 24px;
    color: var(--ink-soft);
    font-size: 14px;
}

.footer-links { display: flex; flex-wrap: wrap; gap: 14px; }

@media (max-width: 760px) {
    .nav { padding: 14px 0; align-items: flex-start; }
    .nav-links { justify-content: flex-end; gap: 10px 14px; }
    .page { padding-top: 52px; }
    .grid,
    .grid.two { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}