@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&display=swap');

:root {
  --seo-paper: #f3f0e8;
  --seo-paper-deep: #e8e2d7;
  --seo-ink: #252523;
  --seo-muted: #625e56;
  --seo-line: rgba(37, 37, 35, .2);
  --seo-gold: #a68b5d;
  --seo-serif: 'Cormorant Garamond', 'Noto Serif SC', Georgia, serif;
  --seo-sans: 'DM Sans', 'Noto Sans SC', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--seo-paper); color: var(--seo-ink); font-family: var(--seo-sans); font-size: 17px; font-weight: 400; line-height: 1.72; -webkit-font-smoothing: antialiased; }
body::before { content: ''; position: fixed; inset: 0; z-index: 10; pointer-events: none; opacity: .025; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E"); }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--seo-gold); outline-offset: 5px; }
img { display: block; max-width: 100%; }
.seo-page { min-height: 100dvh; }
.seo-header { min-height: 84px; padding: 16px clamp(24px, 4.6vw, 76px); display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid var(--seo-line); background: rgba(243, 240, 232, .96); }
.seo-brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.seo-brand > span:last-child { display: flex; flex-direction: column; }
.seo-brand b { font-family: var(--seo-serif); font-size: 25px; line-height: 1; letter-spacing: 4px; font-weight: 600; }
.seo-brand small { margin-top: 5px; color: var(--seo-muted); font-size: 9px; line-height: 1.2; letter-spacing: 3px; }
.seo-sigil { width: 39px; height: 39px; display: grid; place-items: center; border: 1px solid var(--seo-ink); border-radius: 50%; font-size: 20px; }
.seo-nav { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 2.4vw, 38px); }
.seo-nav a { position: relative; padding: 10px 0; font-size: 13px; }
.seo-nav a::after { content: ''; position: absolute; left: 0; right: 100%; bottom: 4px; height: 1px; background: currentColor; transition: right .2s ease-out; }
.seo-nav a:hover::after { right: 0; }
.seo-header-actions { display: flex; align-items: center; gap: 22px; flex: none; font-size: 12px; }
.seo-language { min-height: 44px; display: inline-flex; align-items: center; }
.seo-draw-link { min-height: 44px; display: inline-flex; align-items: center; border-bottom: 1px solid currentColor; }
main { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.seo-breadcrumbs { min-height: 64px; display: flex; align-items: center; flex-wrap: wrap; gap: 10px; color: var(--seo-muted); font-size: 12px; }
.seo-breadcrumbs a { text-decoration: underline; text-underline-offset: 4px; text-decoration-color: transparent; transition: text-decoration-color .2s; }
.seo-breadcrumbs a:hover { text-decoration-color: currentColor; }
.seo-hero { min-height: 510px; padding: 56px 0 72px; display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(250px, .65fr); align-items: center; gap: clamp(48px, 8vw, 120px); border-bottom: 1px solid var(--seo-line); }
.seo-kicker { margin: 0 0 24px; color: var(--seo-muted); font-size: 11px; font-weight: 500; letter-spacing: 3px; line-height: 1.5; }
.seo-hero h1 { max-width: 780px; margin: 0; font-family: var(--seo-serif); font-size: clamp(52px, 6vw, 82px); font-weight: 500; line-height: 1.04; letter-spacing: -2px; }
.seo-lang-zh .seo-hero h1 { font-family: 'Noto Serif SC', serif; font-size: clamp(42px, 5vw, 68px); line-height: 1.25; letter-spacing: -1px; }
.seo-intro { max-width: 700px; margin: 28px 0 0; color: #47443e; font-size: 18px; line-height: 1.85; }
.seo-keywords { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 25px; }
.seo-keywords span { padding: 3px 12px; border: 1px solid var(--seo-line); border-radius: 999px; color: var(--seo-muted); font-size: 12px; line-height: 1.6; }
.seo-card-art { width: min(100%, 280px); margin: 0 auto; text-align: center; }
.seo-card-art img { width: 100%; height: auto; padding: 9px; border: 1px solid var(--seo-gold); background: #eee9de; box-shadow: 0 24px 50px rgba(37, 37, 35, .13); }
.seo-card-art figcaption { margin-top: 18px; color: var(--seo-muted); font-size: 11px; letter-spacing: 2px; }
.seo-home-mark { position: relative; width: min(30vw, 320px); aspect-ratio: 1; margin: auto; display: flex; align-items: center; justify-content: center; gap: 16px; border: 1px solid var(--seo-line); border-radius: 50%; color: var(--seo-gold); }
.seo-home-mark::before, .seo-home-mark::after { content: ''; position: absolute; border: 1px solid var(--seo-line); border-radius: 50%; }
.seo-home-mark::before { inset: 22px; border-style: dashed; }
.seo-home-mark::after { inset: 52px; }
.seo-home-mark b { position: relative; z-index: 1; color: var(--seo-ink); font-family: var(--seo-serif); font-size: 27px; font-weight: 500; letter-spacing: 5px; }
.seo-home-mark i { position: relative; z-index: 1; width: 18px; height: 1px; background: var(--seo-gold); }
.seo-home-mark span { position: relative; z-index: 1; font-size: 12px; }
.seo-content-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 72px; padding: 32px 0 88px; }
.seo-card .seo-content-layout { grid-template-columns: minmax(0, 1fr) 250px; }
.seo-article { max-width: 76ch; }
.seo-article section { padding: 38px 0; border-bottom: 1px solid var(--seo-line); }
.seo-article section:first-child { padding-top: 18px; }
.seo-article section:last-child { border-bottom: 0; }
.seo-article h2, .seo-related h2 { margin: 0 0 18px; font-family: var(--seo-serif); font-size: 34px; font-weight: 500; line-height: 1.25; letter-spacing: -.4px; }
.seo-lang-zh .seo-article h2, .seo-lang-zh .seo-related h2 { font-family: 'Noto Serif SC', serif; font-size: 26px; line-height: 1.5; }
.seo-article h3 { margin: 28px 0 12px; font-size: 18px; font-weight: 600; }
.seo-article p, .seo-article li { color: #37342f; }
.seo-article p { margin: 0 0 18px; }
.seo-article p:last-child { margin-bottom: 0; }
.seo-article ul, .seo-article ol { margin: 0; padding-left: 24px; }
.seo-article li { margin: 12px 0; padding-left: 5px; }
.seo-article strong { font-weight: 600; }
.seo-article a:not(.seo-text-link) { text-decoration: underline; text-decoration-color: var(--seo-gold); text-underline-offset: 4px; }
.seo-article a:hover { color: #725a34; }
.seo-reflection { padding-left: 28px !important; border-left: 1px solid var(--seo-gold); background: rgba(232, 226, 215, .38); }
.seo-reflection p { font-family: var(--seo-serif); font-size: 25px; line-height: 1.55; }
.seo-lang-zh .seo-reflection p { font-family: 'Noto Serif SC', serif; font-size: 20px; }
.seo-link-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 28px; }
.seo-link-grid a { min-height: 150px; padding: 24px; display: flex; flex-direction: column; justify-content: space-between; gap: 16px; border: 1px solid var(--seo-line); transition: border-color .2s, transform .2s; }
.seo-link-grid a:hover { border-color: var(--seo-gold); transform: translateY(-2px); }
.seo-link-grid strong { font-family: var(--seo-serif); font-size: 25px; font-weight: 500; line-height: 1.25; }
.seo-lang-zh .seo-link-grid strong { font-family: 'Noto Serif SC', serif; font-size: 21px; }
.seo-link-grid span { color: var(--seo-muted); font-size: 14px; line-height: 1.65; }
.seo-text-link { display: inline-flex; gap: 12px; align-items: center; margin-top: 16px; padding: 8px 0; border-bottom: 1px solid currentColor; font-size: 14px; }
.seo-related { padding-top: 56px; }
.seo-related h2 { margin-bottom: 22px; font-size: 28px; }
.seo-related a { display: flex; flex-direction: column; gap: 5px; padding: 18px 0; border-top: 1px solid var(--seo-line); }
.seo-related a strong { font-family: var(--seo-serif); font-size: 21px; font-weight: 500; }
.seo-lang-zh .seo-related a strong { font-family: 'Noto Serif SC', serif; font-size: 17px; }
.seo-related a span { color: var(--seo-muted); font-size: 12px; line-height: 1.55; }
.seo-related a:hover strong { color: #725a34; }
.seo-practice { margin: 0 0 88px; padding: clamp(32px, 5vw, 60px); display: flex; align-items: center; justify-content: space-between; gap: 40px; background: var(--seo-ink); color: var(--seo-paper); }
.seo-practice p { margin: 0 0 16px; color: #d8d2c5; font-size: 10px; letter-spacing: 2px; }
.seo-practice h2 { margin: 0 0 12px; font-family: var(--seo-serif); font-size: 38px; font-weight: 500; line-height: 1.2; }
.seo-lang-zh .seo-practice h2 { font-family: 'Noto Serif SC', serif; font-size: 29px; }
.seo-practice span { display: block; max-width: 560px; color: #e4dfd4; font-size: 14px; line-height: 1.7; }
.seo-practice-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; flex: none; }
.seo-practice-button { min-height: 50px; padding: 12px 22px; display: inline-flex; align-items: center; justify-content: center; background: var(--seo-paper); color: var(--seo-ink); font-size: 13px; transition: transform .2s, background .2s; }
.seo-practice-button:hover { transform: translateY(-2px); background: #e8e2d7; }
.seo-practice-secondary { color: var(--seo-paper); font-size: 12px; border-bottom: 1px solid currentColor; }
.seo-footer { min-height: 150px; padding: 36px clamp(24px, 4.6vw, 76px); display: flex; align-items: center; justify-content: space-between; gap: 24px; border-top: 1px solid var(--seo-line); color: var(--seo-muted); font-size: 12px; }
.seo-footer b { color: var(--seo-ink); font-family: var(--seo-serif); font-size: 20px; letter-spacing: 3px; }
.seo-footer p { margin: 0; }
.seo-footer nav { display: flex; gap: 24px; }
.seo-footer a:hover { color: var(--seo-ink); }

@media (max-width: 1020px) {
  .seo-header { flex-wrap: wrap; gap: 8px 24px; }
  .seo-nav { order: 3; width: 100%; justify-content: flex-start; overflow-x: auto; }
  .seo-hero { grid-template-columns: minmax(0, 1.15fr) minmax(220px, .85fr); gap: 48px; }
  .seo-card .seo-content-layout { grid-template-columns: minmax(0, 1fr) 210px; gap: 44px; }
  .seo-practice { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 700px) {
  body { font-size: 16px; }
  .seo-header { padding: 14px 20px; }
  .seo-brand small { letter-spacing: 2px; }
  .seo-header-actions { gap: 16px; }
  .seo-draw-link { display: none; }
  .seo-nav { gap: 24px; }
  .seo-nav a { min-height: 44px; display: inline-flex; align-items: center; flex: none; }
  main { width: min(100% - 40px, 1180px); }
  .seo-breadcrumbs { min-height: 54px; }
  .seo-hero { min-height: 0; padding: 42px 0 54px; grid-template-columns: 1fr; gap: 46px; }
  .seo-hero h1, .seo-lang-zh .seo-hero h1 { font-size: clamp(40px, 12vw, 56px); letter-spacing: -1px; }
  .seo-intro { margin-top: 22px; font-size: 16px; }
  .seo-card-art { width: min(72vw, 270px); }
  .seo-home-mark { width: min(72vw, 280px); }
  .seo-content-layout, .seo-card .seo-content-layout { grid-template-columns: 1fr; gap: 20px; padding-bottom: 56px; }
  .seo-article section { padding: 30px 0; }
  .seo-article h2 { font-size: 30px; }
  .seo-link-grid { grid-template-columns: 1fr; }
  .seo-link-grid a { min-height: 130px; }
  .seo-reflection { padding-left: 20px !important; }
  .seo-related { padding-top: 10px; }
  .seo-practice { margin-bottom: 56px; padding: 30px 24px; gap: 28px; }
  .seo-practice h2 { font-size: 32px; }
  .seo-practice-button { min-width: 210px; }
  .seo-footer { padding: 32px 20px; align-items: flex-start; flex-direction: column; }
  .seo-footer nav { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}