:root {
    color-scheme: dark;
    --gold: #fcd228; --ink: #000; --surface: #111; --text: #ccc; --muted: #aaa; --rule: #4c421d;
    --display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
    --body: 'Barlow', Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 30px; }
body { margin: 0; background: var(--ink); color: var(--text); font-family: var(--body); font-size: 18px; line-height: 1.45; }
button, a, input, textarea { touch-action: manipulation; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; border-radius: 0; color: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--display); color: var(--gold); line-height: 1.04; }
h2 { font-size: clamp(36px, 4vw, 58px); font-weight: 700; letter-spacing: -.025em; }
h3 { font-size: 36px; font-weight: 700; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 2px solid currentColor; outline-offset: 6px; }
::selection { background: var(--gold); color: #000; }
.shell { width: min(1440px, 100%); padding-inline: 56px; margin-inline: auto; }
.skip-link { position: fixed; left: 20px; top: -100px; z-index: 20; background: var(--gold); color: #000; padding: 12px 20px; }
.skip-link:focus { top: 10px; }
.site-header { border-bottom: 1px solid var(--rule); }
.header-inner { min-height: 72px; display: flex; align-items: center; gap: 28px; }
.wordmark { font: 800 30px/1 var(--display); color: var(--gold); white-space: nowrap; letter-spacing: -.02em; }
.brand-note { border-left: 1px solid var(--rule); padding-left: 28px; font: 500 11px/1.4 var(--body); letter-spacing: .18em; color: var(--gold); }
.main-nav { margin-left: auto; display: flex; gap: 32px; align-items: center; }
.main-nav a, .main-nav button, .footer-inner nav a, .footer-inner nav button { font: 600 20px/1.4 var(--display); color: var(--gold); background: none; border: 0; padding: 8px 0; }
.main-nav a:hover, .main-nav button:hover, .footer-inner nav a:hover, .footer-inner nav button:hover { color: #fff; }
.language-toggle { min-width: 28px; }
.hero { display: grid; grid-template-columns: 1.08fr 1fr; min-height: 640px; position: relative; padding-top: 70px; padding-bottom: 38px; isolation: isolate; }
.hero-copy { position: relative; z-index: 1; }
.eyebrow { font: 500 17px/1.4 var(--display); letter-spacing: .025em; color: #ddd; }
.hero h1 { font-weight: 800; font-size: clamp(60px, 6.5vw, 94px); letter-spacing: -.025em; line-height: .93; margin: 18px 0 24px; }
.hero h1 span { display: block; }
.hero h1 .hero-last { font-size: .88em; white-space: nowrap; }
.hero-description { font-size: 22px; line-height: 1.45; max-width: 620px; }
.hero-actions { display: flex; gap: 15px; flex-wrap: wrap; margin-top: 28px; }
.button { min-height: 60px; padding: 14px 27px; display: inline-flex; align-items: center; justify-content: center; gap: 22px; font: 600 23px/1.2 var(--display); border: 1px solid var(--gold); transition: background .15s, color .15s, transform .15s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--gold); color: #000; }
.button-primary:hover { background: #ffe069; }
.button-outline { background: transparent; color: var(--gold); }
.button-outline:hover { background: var(--gold); color: #000; }
.hero-footnote { font-size: 14px; letter-spacing: .13em; margin-top: 38px; padding-top: 16px; position: relative; }
.hero-footnote:before { content: ''; position: absolute; width: 24px; top: 0; left: 0; border-top: 1px solid var(--gold); }
.hero-art { position: relative; margin: -68px -12px -20px -12px; display: flex; align-items: center; z-index: 0; min-width: 0; }
.hero-art img { width: 100%; height: auto; object-fit: contain; }
.art-note { position: absolute; top: 40px; right: 4px; font-size: 14px; line-height: 1.5; max-width: 105px; background: #000b; padding: 8px; }
.art-caption { position: absolute; bottom: 14px; right: 4px; font-size: 9px; letter-spacing: .15em; line-height: 1.6; max-width: 85px; }
.identity { padding-top: 34px; padding-bottom: 42px; border-top: 1px solid #303030; }
.section-heading { display: flex; align-items: center; gap: 28px; }
.heading-rule { height: 1px; background: var(--gold); flex: 1; }
.section-heading p { font-size: 15px; max-width: 290px; }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 34px; }
.principles article { padding: 0 32px; border-left: 1px solid var(--rule); }
.principles article:first-child { padding-left: 8px; border-left: 0; }
.principles article:last-child { padding-right: 0; }
.principle-number { font: 700 76px/.9 var(--display); color: var(--gold); display: block; margin-bottom: 8px; letter-spacing: -.04em; }
.principles h3 { font-size: 38px; margin-bottom: 8px; }
.principles p { font-size: 18px; max-width: 350px; }
.practice-band { background: var(--gold); color: #000; }
.practice-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 32px; padding-top: 32px; padding-bottom: 30px; align-items: start; }
.practice-band h2 { color: #000; font-size: clamp(36px, 3.7vw, 53px); }
.practice-intro > p { font-size: 22px; margin-top: 12px; }
.rock-art { height: 228px; position: relative; overflow: hidden; display: flex; align-items: center; }
.rock-art > p { font-size: 15px; line-height: 1.4; position: absolute; bottom: 28px; left: 0; z-index: 1; }
.rock-art img { width: 88%; height: 100%; object-fit: contain; margin-left: auto; }
.example-card { background: #080808; border: 1px solid #000; padding: 30px 32px 22px; color: var(--text); min-width: 0; }
.example-card .eyebrow { font-size: 16px; }
.example-card h3 { font-size: 36px; margin-top: 20px; }
.practice-flow { list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 0; margin: 30px 0 32px; gap: 22px; }
.practice-flow li { border: 1px solid var(--gold); border-radius: 50%; aspect-ratio: 1; width: 76px; max-width: 18%; display: flex; align-items: center; justify-content: center; position: relative; font: 500 17px/1 var(--display); }
.practice-flow li:not(:last-child):after { content: '→'; position: absolute; left: calc(100% + 5px); font: 400 24px/1 var(--body); color: var(--gold); }
.example-details { border-top: 1px solid var(--rule); }
.example-details summary { display: flex; align-items: center; gap: 18px; color: var(--gold); font: 600 23px/1.4 var(--display); cursor: pointer; padding-top: 18px; list-style: none; }
.example-details summary::-webkit-details-marker { display: none; }
.example-details summary > span:first-child { text-decoration: underline; text-underline-offset: 3px; }
.example-details[open] .detail-arrow { transform: rotate(90deg); }
.example-story { padding-top: 20px; font-size: 17px; }
.example-context { font-size: 14px; color: var(--muted); }
.example-story dl { margin: 18px 0; }
.example-story dt { font-weight: 600; color: var(--gold); margin-top: 16px; }
.example-story dd { margin: 4px 0 0; }
.text-link { border: 0; padding: 0; background: none; color: var(--gold); font-weight: 600; }
.text-link:hover { text-decoration: underline; }
.first-practice { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; padding-top: 38px; padding-bottom: 0; }
.first-intro > p { margin-top: 12px; font-size: 21px; }
.path-art { width: 100%; height: 220px; object-fit: cover; object-position: center; margin-top: 10px; mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 94%, transparent); }
.first-actions { padding-left: 44px; border-left: 1px solid var(--rule); margin-bottom: 36px; }
.practice-steps { padding: 0; margin: 0 0 24px; list-style: none; }
.practice-steps li { display: flex; gap: 28px; padding: 18px 0; border-bottom: 1px solid var(--rule); font: 600 26px/1.2 var(--display); }
.practice-steps li:first-child { padding-top: 8px; }
.practice-steps li:last-child { border: 0; }
.practice-steps span { color: var(--gold); }
.philosophy { background: #0b0b0b; border-top: 1px solid #3b3b3b; border-bottom: 1px solid var(--gold); }
.philosophy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; padding-top: 28px; padding-bottom: 30px; }
.philosophy-grid > div { min-width: 0; }
.philosophy h2 { font-size: clamp(60px, 7.9vw, 114px); font-weight: 800; letter-spacing: -.025em; white-space: nowrap; }
.philosophy h3 { font-size: 34px; color: var(--text); margin: 6px 0 8px; }
.philosophy p { font-size: 22px; }
.short-rule { width: 25px; border-top: 1px solid var(--gold); display: block; margin-top: 22px; }
.philosophy-content { display: flex; flex-direction: column; justify-content: space-between; padding-top: 18px; gap: 38px; }
.reading-links { display: grid; grid-template-columns: .7fr 1fr 1.25fr; }
.reading-links a { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-left: 1px solid var(--rule); padding: 0 22px; font: 600 24px/1.2 var(--display); color: var(--gold); }
.reading-links a:first-child { border: 0; padding-left: 0; }
.reading-links a:last-child { padding-right: 0; }
.reading-links a:hover { color: #fff; }
.footer-inner { min-height: 95px; display: flex; align-items: center; gap: 24px; }
.footer-inner p { padding-left: 24px; border-left: 1px solid var(--rule); font-size: 15px; }
.footer-inner nav { margin-left: auto; display: flex; gap: 28px; }
.about-dialog { background: var(--surface); color: var(--text); border: 1px solid var(--gold); padding: 48px; max-width: 650px; width: calc(100% - 32px); max-height: 90dvh; }
.about-dialog::backdrop { background: #000c; backdrop-filter: blur(5px); }
.about-dialog h2 { font-size: 58px; margin: 16px 0 24px; }
.about-dialog p + p { margin-top: 16px; }
.about-credit { color: var(--gold); }
.about-links { display: flex; flex-wrap: wrap; gap: 14px 24px; margin-top: 28px; color: var(--gold); font-size: 17px; }
.about-links a { text-decoration: underline; text-underline-offset: 4px; }
.dialog-close { position: absolute; right: 15px; top: 8px; background: none; border: 0; color: var(--gold); font-size: 32px; padding: 4px 12px; }
html[lang^=zh] h1 { font-size: clamp(48px, 5.2vw, 74px); line-height: 1.17; }
html[lang^=zh] h1 .hero-last { white-space: normal; font-size: .85em; }
html[lang^=zh] .principles h3 { font-size: 32px; }
html[lang^=zh] h2:not(#philosophy-title) { font-size: clamp(32px, 3.5vw, 46px); }
html[lang^=zh] .hero-description { font-size: 21px; }
@media (min-width: 1600px) {
    .hero { min-height: 690px; } .hero-art img { max-height: 650px; }
    .hero h1 { font-size: 102px; } .hero h1 .hero-last { font-size: 87px; }
}
@media (max-width: 1150px) {
    .shell { padding-inline: 36px; } .header-inner { gap: 20px; }
    .brand-note { font-size: 9px; padding-left: 20px; } .main-nav { gap: 24px; }
    .hero { padding-top: 54px; min-height: 570px; } .hero h1 { font-size: 76px; } .hero h1 .hero-last { font-size: 62px; }
    .hero-description { font-size: 19px; } .hero-art { margin-top: -44px; } .hero-actions { gap: 12px; }
    .button { font-size: 21px; padding: 13px 20px; min-height: 56px; }
    .art-note { right: -10px; top: 24px; font-size: 12px; }
    .principles h3 { font-size: 32px; } .principles p { font-size: 16px; }
    .section-heading { gap: 20px; } .section-heading p { font-size: 13px; }
    .example-card { padding: 26px 24px 22px; } .example-card h3 { font-size: 32px; }
    .practice-flow { gap: 18px; } .practice-flow li { font-size: 15px; }
    .practice-flow li:not(:last-child):after { font-size: 20px; left: calc(100% + 2px); }
    .practice-intro > p { font-size: 20px; } .first-actions { padding-left: 28px; }
    .practice-steps li { font-size: 23px; gap: 22px; } .reading-links a { font-size: 22px; padding: 0 18px; }
    .philosophy-grid { gap: 36px; } .philosophy h3 { font-size: 29px; } .philosophy p { font-size: 19px; }
    .footer-inner { gap: 20px; } .footer-inner p { font-size: 13px; padding-left: 20px; } .footer-inner nav { gap: 22px; }
}
@media (max-width: 900px) {
    .brand-note { display: none; } .hero { grid-template-columns: 1.1fr 1fr; min-height: 520px; }
    .hero h1 { font-size: 62px; } .hero h1 .hero-last { font-size: 49px; } .hero-description { font-size: 18px; }
    .button { font-size: 19px; padding: 12px 17px; min-height: 50px; } .hero-actions { gap: 10px; }
    .hero-footnote { font-size: 12px; letter-spacing: .06em; } .art-note { display: none; } .art-caption { font-size: 8px; }
    .section-heading { flex-wrap: wrap; gap: 12px; } .section-heading h2 { font-size: 40px; }
    .section-heading p { width: 100%; max-width: none; }
    .principles article { padding: 0 22px; } .principles h3 { font-size: 28px; }
    .practice-grid { grid-template-columns: 1fr 1.2fr; gap: 24px; } .practice-band h2 { font-size: 36px; }
    .practice-intro > p { font-size: 18px; } .example-card { padding: 22px 18px 20px; }
    .example-card h3 { font-size: 28px; } .example-card .eyebrow { font-size: 13px; }
    .practice-flow { gap: 15px; margin: 26px 0; } .practice-flow li { font-size: 13px; }
    .practice-flow li:not(:last-child):after { font-size: 16px; } .example-details summary { font-size: 21px; }
    .rock-art { height: 220px; } .first-practice { gap: 24px; } .first-intro > p { font-size: 18px; }
    .first-actions { padding-left: 24px; } .practice-steps li { font-size: 21px; }
    .philosophy-grid { gap: 26px; } .philosophy h3 { font-size: 25px; } .philosophy p { font-size: 18px; }
    .reading-links a { font-size: 19px; padding: 0 12px; gap: 6px; }
    .footer-inner { flex-wrap: wrap; padding-block: 24px; gap: 18px; } .footer-inner p { flex: 1; }
    .footer-inner nav { margin-left: 0; width: 100%; gap: 30px; }
}
@media (max-width: 650px) {
    .shell { padding-inline: 22px; } .header-inner { min-height: 66px; gap: 12px; flex-wrap: wrap; padding-top: 14px; padding-bottom: 12px; }
    .wordmark { font-size: 25px; } .main-nav { width: 100%; justify-content: space-between; gap: 15px; } .main-nav a, .main-nav button { font-size: 18px; min-height: 44px; }
    .hero { display: flex; flex-direction: column; padding-top: 40px; padding-bottom: 26px; }
    .hero h1 { font-size: clamp(58px, 12.9vw, 84px); margin-top: 14px; } .hero h1 .hero-last { font-size: .78em; }
    .hero-description { font-size: 19px; max-width: 520px; } .hero-actions { gap: 12px; margin-top: 24px; }
    .button { font-size: 21px; padding: 13px 21px; min-height: 54px; }
    .hero-footnote { font-size: 12px; margin-top: 28px; }
    .hero-art { margin: 18px -6px -8px; height: 360px; justify-content: center; }
    .hero-art img { width: 100%; height: 100%; object-fit: contain; }
    .art-note { display: block; top: 12px; right: 0; font-size: 11px; } .art-caption { bottom: 8px; right: 5px; }
    .eyebrow { font-size: 15px; } .identity { padding-top: 28px; padding-bottom: 32px; }
    .section-heading h2 { font-size: 38px; } .heading-rule { display: none; } .section-heading p { font-size: 15px; }
    .principles { grid-template-columns: 1fr; margin-top: 14px; }
    .principles article, .principles article:first-child, .principles article:last-child { position: relative; border-left: 0; border-bottom: 1px solid var(--rule); padding: 24px 0 24px 65px; }
    .principles article:last-child { border-bottom: 0; padding-bottom: 0; }
    .principle-number { position: absolute; left: 0; top: 25px; font-size: 49px; }
    .principles h3 { font-size: 31px; } .principles p { font-size: 18px; max-width: none; }
    .practice-grid { grid-template-columns: 1fr; gap: 8px; padding-top: 30px; padding-bottom: 30px; }
    .practice-band h2 { font-size: 40px; } .practice-intro > p { font-size: 19px; }
    .rock-art { height: 180px; margin-top: 5px; } .rock-art img { width: 76%; object-position: center; }
    .rock-art > p { font-size: 14px; bottom: 30px; } .example-card { padding: 24px 20px; }
    .example-card h3 { font-size: 32px; } .example-card .eyebrow { font-size: 14px; }
    .practice-flow { gap: 20px; margin: 28px 0; } .practice-flow li { font-size: 15px; width: 65px; }
    .practice-flow li:not(:last-child):after { font-size: 21px; left: calc(100% + 2px); }
    .example-details summary { font-size: 23px; }
    .first-practice { grid-template-columns: 1fr; padding-top: 30px; padding-bottom: 34px; gap: 8px; }
    .first-practice h2 { font-size: 42px; } .first-intro > p { font-size: 19px; } .path-art { height: 200px; margin-top: 8px; }
    .first-actions { border: 0; padding-left: 0; margin: 0; } .practice-steps li { font-size: 24px; padding-block: 18px; }
    .practice-steps li:first-child { padding-top: 8px; } .first-actions .button { margin-top: 2px; }
    .philosophy-grid { grid-template-columns: 1fr; gap: 16px; padding-top: 28px; padding-bottom: 32px; }
    .philosophy h2 { font-size: clamp(48px, 13vw, 83px); } .philosophy h3 { font-size: 29px; } .philosophy p { font-size: 20px; }
    .short-rule { margin-top: 18px; } .philosophy-content { padding-top: 0; gap: 26px; }
    .reading-links { grid-template-columns: 1fr; }
    .reading-links a, .reading-links a:first-child, .reading-links a:last-child { font-size: 24px; padding: 16px 0; border-left: 0; border-top: 1px solid var(--rule); }
    .reading-links br { display: none; }
    .footer-inner { gap: 16px; padding-block: 28px; } .footer-inner .wordmark { font-size: 28px; }
    .footer-inner p { border: 0; padding: 0; font-size: 14px; flex: auto; width: 100%; }
    .footer-inner nav { justify-content: space-between; gap: 16px; padding-top: 6px; }
    .footer-inner nav a, .footer-inner nav button { font-size: 20px; }
    .about-dialog { padding: 40px 24px 28px; } .about-dialog h2 { font-size: 46px; }
    html[lang^=zh] h1 { font-size: clamp(44px, 10vw, 65px); } html[lang^=zh] .hero-description { font-size: 18px; }
}
@media (max-width: 370px) {
    .header-inner { justify-content: space-between; } .main-nav { width: 100%; justify-content: space-between; }
    .hero h1 { font-size: 55px; } .hero h1 .hero-last { font-size: .75em; }
    .hero-actions { flex-direction: column; align-items: stretch; } .hero-art { height: 300px; }
    .practice-flow { gap: 16px; } .practice-flow li { font-size: 13px; } .example-card { padding-inline: 15px; }
    .reading-links a { font-size: 19px; padding-inline: 12px; } .philosophy h3 { font-size: 25px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; } *, *:before, *:after { transition: none !important; } .button:hover { transform: none; }
}