/* ============ Tokens ============ */
:root {
  --paper: #f4eee6;
  --paper-2: #ebe2d6;
  --card: #fbf8f3;
  --ink: #2a1d16;
  --ink-2: #5e4c40;
  --muted: #8b786a;
  --line: #ddd0c0;
  --crema: #b8692f;
  --crema-soft: #e8c9a6;
  --espresso: #1b130e;
  --on-dark: #f3e9dd;
  --focus: #b8692f;
  --radius: 18px;
  --gutter: clamp(16px, 4vw, 56px);
  --max: 1320px;
  --serif-en: 'Fraunces', 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
  --serif-zh: 'Songti SC', 'STSong', 'Noto Serif SC', 'Source Han Serif SC', 'SimSun', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --serif: var(--serif-en), var(--serif-zh);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --paper: #16100c;
    --paper-2: #1f1712;
    --card: #221a14;
    --ink: #f1e7da;
    --ink-2: #cdbcab;
    --muted: #9c8877;
    --line: #3a2d24;
    --crema: #dc9257;
    --crema-soft: #5a3b23;
    --espresso: #0d0907;
    color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --paper: #16100c; --paper-2: #1f1712; --card: #221a14; --ink: #f1e7da; --ink-2: #cdbcab; --muted: #9c8877;
  --line: #3a2d24; --crema: #dc9257; --crema-soft: #5a3b23; --espresso: #0d0907; color-scheme: dark;
}
html[lang='zh'] { --serif: var(--serif-zh), var(--serif-en); }

/* ============ Base ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
html[lang='zh'] body { line-height: 1.8; letter-spacing: 0.02em; }
img, video { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 6px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--paper); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ============ Top bar ============ */
.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 24px;
  padding: 14px var(--gutter);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.topbar.scrolled { border-bottom-color: var(--line); }
.wordmark { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 600 18px/1 var(--serif); letter-spacing: .01em; }
.mark { width: 26px; height: 26px; color: var(--crema); }
.nav { display: flex; gap: 26px; margin-left: auto; }
.nav a { text-decoration: none; font-size: 14px; color: var(--ink-2); position: relative; padding: 4px 0; }
.nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 1.5px; background: var(--crema); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.nav a:hover, .nav a.active { color: var(--ink); }
.nav a.active::after, .nav a:hover::after { transform: scaleX(1); }
.lang { display: flex; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: var(--card); }
.lang button { border: 0; background: none; padding: 5px 12px; border-radius: 999px; font-size: 13px; cursor: pointer; color: var(--muted); min-width: 40px; }
.lang button[aria-pressed='true'] { background: var(--ink); color: var(--paper); }

@media (max-width: 860px) {
  .topbar { flex-wrap: wrap; row-gap: 6px; padding-top: 10px; padding-bottom: 0; }
  .lang { margin-left: auto; }
  .nav {
    order: 3; flex: 1 0 100%; margin: 0 calc(var(--gutter) * -1); padding: 2px var(--gutter) 8px;
    gap: 22px; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch;
    mask-image: linear-gradient(90deg, transparent, #000 var(--gutter), #000 calc(100% - 28px), transparent);
  }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { flex: 0 0 auto; padding: 6px 0; }
  html { scroll-padding-top: 104px; }
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 12px 22px; border-radius: 999px; font-size: 15px; font-weight: 500;
  text-decoration: none; cursor: pointer; border: 1px solid transparent; transition: transform .2s, background .2s, border-color .2s;
}
.btn:active { transform: scale(.97); }
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: var(--crema); }
.btn-ghost { border-color: var(--line); background: transparent; }
.btn-ghost:hover { border-color: var(--ink); }
.btn:disabled { opacity: .35; cursor: default; }
.icon-btn { border: 1px solid var(--line); background: var(--card); width: 40px; height: 40px; border-radius: 50%; cursor: pointer; display: grid; place-items: center; }
.link-btn { border: 0; background: none; padding: 0; color: var(--muted); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; font-size: 14px; }

/* ============ Hero ============ */
.hero {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: center;
  padding: clamp(32px, 7vw, 96px) var(--gutter) clamp(48px, 8vw, 120px);
  min-height: min(92vh, 900px);
}
.eyebrow { margin: 0 0 18px; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--crema); font-weight: 600; }
html[lang='zh'] .eyebrow { letter-spacing: .2em; }
.hero-title { margin: 0; font-family: var(--serif); font-weight: 400; }
.hero-title .primary { display: block; font-size: clamp(40px, 6.2vw, 84px); line-height: 1.04; letter-spacing: -0.02em; }
html[lang='zh'] .hero-title .primary { letter-spacing: .04em; line-height: 1.2; font-weight: 600; }
.hero-title .secondary { display: block; margin-top: 18px; font-size: clamp(18px, 1.8vw, 24px); font-style: italic; color: var(--muted); font-weight: 300; }
html[lang='zh'] .hero-title .secondary { font-family: var(--serif-en); }
html[lang='en'] .hero-title .secondary { font-style: normal; font-family: var(--serif-zh); letter-spacing: .12em; }
.hero-intro { max-width: 34em; margin: 28px 0 32px; color: var(--ink-2); font-size: 17px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.stats { display: grid; grid-template-columns: repeat(4, auto); justify-content: start; gap: 8px 40px; margin: 48px 0 0; padding-top: 28px; border-top: 1px solid var(--line); }
.stats div { display: flex; flex-direction: column-reverse; }
.stats dt { font-size: 12px; color: var(--muted); letter-spacing: .06em; }
.stats dd { margin: 0; font: 400 clamp(28px, 3vw, 40px)/1.1 var(--serif-en); font-variant-numeric: tabular-nums; }

/* The living cup */
.living-cup { margin: 0; position: relative; display: grid; justify-items: center; }
.saucer {
  width: min(100%, 520px); aspect-ratio: 1; border-radius: 50%; padding: 5.5%;
  background: radial-gradient(circle at 35% 30%, var(--card), var(--paper-2) 70%);
  box-shadow: inset 0 0 0 1px var(--line);
  filter: drop-shadow(0 34px 30px rgba(60, 35, 15, .28));
  position: relative;
}
.saucer { cursor: grab; touch-action: pan-y; user-select: none; -webkit-user-select: none; -webkit-tap-highlight-color: transparent; }
.saucer.dragging { cursor: grabbing; }
.saucer:focus-visible { outline-offset: 6px; border-radius: 50%; }
.cup-face { transition: transform .5s cubic-bezier(.2,.7,.2,1); }
.saucer.dragging .cup-face { transition: none; }
.saucer img { pointer-events: none; -webkit-user-drag: none; }
.saucer::before {
  content: ''; position: absolute; inset: 3%; border-radius: 50%;
  background: conic-gradient(from 210deg, #fff8, #fff0 30%, #0000 60%, #fff5);
  mix-blend-mode: soft-light; pointer-events: none;
}
.cup-face { position: relative; width: 100%; height: 100%; border-radius: 50%; overflow: hidden; box-shadow: inset 0 0 0 10px var(--card), inset 0 0 0 11px var(--line), 0 0 0 1px var(--line); background: var(--crema-soft); }
.cup-face > * { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.32); opacity: 0; transition: opacity 1.2s ease, transform 6s ease; border-radius: 50%; }
.cup-face > .on { opacity: 1; transform: scale(1.22) rotate(-2deg); }
.cup-face::after { content: ''; position: absolute; inset: 0; border-radius: 50%; box-shadow: inset 0 0 0 12px var(--card), inset 0 10px 40px rgba(0,0,0,.25); pointer-events: none; z-index: 2; }
.steam { position: absolute; top: -9%; width: 34%; z-index: 3; fill: none; stroke: var(--muted); stroke-width: 2; stroke-linecap: round; opacity: .35; }
.steam path { stroke-dasharray: 90; animation: steam 4.5s ease-in-out infinite; }
.steam path:nth-child(2) { animation-delay: 1.2s; }
.steam path:nth-child(3) { animation-delay: 2.3s; }
@keyframes steam { 0% { stroke-dashoffset: 90; opacity: 0; } 30% { opacity: 1; } 100% { stroke-dashoffset: -90; opacity: 0; } }
.living-cup figcaption { margin-top: 26px; display: grid; justify-items: center; gap: 6px; text-align: center; }
.cup-label { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.cup-title { border: 0; background: none; cursor: pointer; font: 400 22px/1.3 var(--serif); padding: 0; }
.cup-title:hover { color: var(--crema); }
.cup-dots { display: flex; gap: 7px; margin-top: 8px; }
.cup-dots button { width: 7px; height: 7px; border-radius: 50%; border: 0; padding: 0; background: var(--line); cursor: pointer; transition: width .3s, background .3s; position: relative; }
.cup-dots button::after { content: ''; position: absolute; inset: -12px -5px; }
.cup-dots button[aria-current='true'] { width: 22px; border-radius: 4px; background: var(--crema); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: 0; gap: 28px; padding-top: 28px; }
  .living-cup { order: -1; }
  .saucer { width: min(66vw, 400px); }
  .living-cup figcaption { margin-top: 16px; }
  .stats { grid-template-columns: repeat(2, auto); }
}
@media (max-width: 520px) {
  .hero-intro { font-size: 16px; margin: 20px 0 24px; }
  .hero-actions .btn { flex: 1; }
  .stats { gap: 14px 40px; margin-top: 32px; padding-top: 22px; }
}

/* ============ Sections ============ */
.section { padding: clamp(64px, 9vw, 128px) var(--gutter); }
.section > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.section-alt { background: var(--paper-2); }
.section-dark { background: var(--espresso); color: var(--on-dark); --line: #3a2d24; --muted: #a8927f; --ink-2: #d6c5b4; --card: #241a14; }
.section-head { display: grid; grid-template-columns: 80px 1fr; column-gap: 24px; margin-bottom: 44px; }
.kicker { grid-row: span 2; margin: 8px 0 0; font: italic 400 20px var(--serif-en); color: var(--crema); }
.section-head h2 { margin: 0; font: 400 clamp(34px, 4.6vw, 60px)/1.05 var(--serif); letter-spacing: -0.01em; display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 18px; }
.section-head h2 small { font-size: .38em; color: var(--muted); font-style: italic; letter-spacing: .05em; }
html[lang='en'] .section-head h2 small { font-style: normal; font-family: var(--serif-zh); letter-spacing: .2em; }
.lede { margin: 16px 0 0; max-width: 46em; color: var(--ink-2); }
@media (max-width: 640px) {
  .section { padding-top: 56px; padding-bottom: 56px; }
  .section-head { grid-template-columns: 1fr; margin-bottom: 28px; }
  .kicker { grid-row: auto; margin: 0 0 6px; font-size: 17px; }
  .section-head h2 { font-size: 32px; }
  .lede { font-size: 15px; }
}

/* ============ Filters ============ */
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; justify-content: space-between; margin-bottom: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--line); background: var(--card); padding: 7px 14px; border-radius: 999px; cursor: pointer; font-size: 14px; display: inline-flex; gap: 8px; align-items: center; transition: all .2s; }
.chip .n { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.chip:hover { border-color: var(--ink-2); }
.chip[aria-selected='true'] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip[aria-selected='true'] .n { color: inherit; opacity: .7; }
.filter-tools { display: flex; gap: 16px; align-items: center; }
.toggle { display: inline-flex; gap: 8px; align-items: center; font-size: 14px; cursor: pointer; user-select: none; }
.toggle input { appearance: none; width: 36px; height: 20px; border-radius: 99px; background: var(--line); position: relative; cursor: pointer; transition: background .2s; margin: 0; }
.toggle input::after { content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: transform .2s; box-shadow: 0 1px 2px #0003; }
.toggle input:checked { background: var(--crema); }
.toggle input:checked::after { transform: translateX(16px); }
.select select { appearance: none; border: 1px solid var(--line); background: var(--card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%238b786a' fill='none' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 12px center; padding: 8px 32px 8px 14px; border-radius: 999px; font: inherit; font-size: 14px; color: var(--ink); cursor: pointer; }
.result-count { margin: 0 0 22px; font-size: 13px; color: var(--muted); }
@media (max-width: 640px) {
  .filters { gap: 12px; }
  .chips {
    flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; width: calc(100% + var(--gutter) * 2);
    margin: 0 calc(var(--gutter) * -1); padding: 2px var(--gutter);
  }
  .chips::-webkit-scrollbar { display: none; }
  .chip { flex: 0 0 auto; padding: 8px 14px; }
  .filter-tools { width: 100%; justify-content: space-between; }
}

/* ============ Grid ============ */
/* Masterpieces: masonry showcase that keeps each photo's own shape */
.showcase { columns: 4 160px; column-gap: 16px; }
.piece { position: relative; display: block; width: 100%; margin: 0 0 16px; padding: 0; border: 0; border-radius: var(--radius); overflow: hidden; background: var(--paper-2); cursor: pointer; break-inside: avoid; }
.piece img { display: block; width: 100%; height: auto; transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.piece-title { position: absolute; inset: auto 0 0; padding: 36px 16px 14px; text-align: left; color: #fff; font: 400 17px/1.3 var(--serif); background: linear-gradient(transparent, rgba(20, 12, 8, .72)); opacity: 0; transform: translateY(6px); transition: opacity .35s, transform .35s; }
.piece:hover img, .piece:focus-visible img { transform: scale(1.04); }
.piece:hover .piece-title, .piece:focus-visible .piece-title { opacity: 1; transform: none; }
@media (hover: none) { .piece-title { opacity: 1; transform: none; } }
.showcase-more { margin: 26px auto 0; text-align: center; }
.showcase-more [hidden] { display: none; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); gap: 34px 26px; }
.card { cursor: pointer; text-align: left; border: 0; background: none; padding: 0; display: block; width: 100%; animation: rise .6s both; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } }
.card-media { position: relative; aspect-ratio: 1; border-radius: var(--radius); overflow: hidden; background: var(--paper-2); }
.card-media img, .card-media video { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.7,.2,1), opacity .4s; }
.card-media video { position: absolute; inset: 0; opacity: 0; }
.card:hover .card-media img, .card:focus-visible .card-media img { transform: scale(1.06); }
.card.playing .card-media video { opacity: 1; }
.card.playing .card-media video { transform: scale(1.06); }
.badge { position: absolute; top: 12px; left: 12px; z-index: 2; padding: 3px 9px 3px 7px; border-radius: 99px; background: rgba(20, 12, 8, .55); backdrop-filter: blur(6px); color: #fff; font-size: 10.5px; letter-spacing: .12em; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.badge::before { content: ''; width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid #fff; box-shadow: inset 0 0 0 1.5px rgba(20,12,8,.55), inset 0 0 0 5px #fff; }
.card.playing .badge::before { animation: pulse 1s infinite alternate; }
@keyframes pulse { to { box-shadow: inset 0 0 0 1.5px rgba(20,12,8,.55), inset 0 0 0 2px #fff; } }
.badge.film::before { border: 0; box-shadow: none; width: 0; height: 0; border-left: 7px solid #fff; border-top: 4.5px solid transparent; border-bottom: 4.5px solid transparent; border-radius: 0; }
.star { position: absolute; top: 12px; right: 12px; z-index: 2; color: #fff; font-size: 14px; text-shadow: 0 1px 4px #0008; }
.card-body { padding: 14px 4px 0; }
.card-title { margin: 0; font: 400 19px/1.3 var(--serif); }
.card-meta { display: flex; justify-content: space-between; gap: 12px; margin-top: 6px; font-size: 13px; color: var(--muted); }
.beans { display: inline-flex; gap: 3px; align-items: center; }
.beans i { width: 7px; height: 10px; border-radius: 50%; background: var(--line); transform: rotate(30deg); position: relative; }
.beans i.on { background: var(--crema); }
.beans i::after { content: ''; position: absolute; left: 50%; top: 15%; bottom: 15%; width: 1px; background: var(--paper); transform: translateX(-50%); opacity: .7; }
.empty { color: var(--muted); padding: 40px 0; }
@media (max-width: 520px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 12px; }
  .card-media { border-radius: 12px; }
  .card-body { padding: 10px 2px 0; }
  .card-title { font-size: 16px; }
  .card-meta { flex-direction: column; gap: 4px; font-size: 12px; }
  .badge { top: 8px; left: 8px; }
  .star { top: 8px; right: 8px; }
}

/* ============ Atlas ============ */
.ladder { list-style: none; padding: 0; margin: 0 auto; display: grid; grid-template-columns: repeat(var(--n, 5), 1fr); gap: 18px; align-items: end; }
.step { --lift: 0px; transform: translateY(calc(var(--lift) * -1)); }
.step button { width: 100%; border: 1px solid var(--line); background: var(--card); border-radius: 22px; padding: 22px 18px 20px; cursor: pointer; text-align: left; transition: transform .3s, box-shadow .3s, border-color .3s; display: grid; gap: 10px; }
.step button:hover { transform: translateY(-6px); box-shadow: 0 24px 40px -24px rgba(60, 35, 15, .45); border-color: var(--crema); }
.step-cup { width: 74%; aspect-ratio: 1; margin: 0 auto 6px; border-radius: 50%; overflow: hidden; box-shadow: 0 0 0 6px var(--paper), 0 0 0 7px var(--line); }
.step-cup img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.3); }
.step-level { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--crema); font-weight: 600; }
.step-name { font: 400 22px/1.15 var(--serif); }
.step-desc { font-size: 13px; color: var(--ink-2); line-height: 1.55; }
.step-count { font-size: 12px; color: var(--muted); }
.step-bar { height: 4px; border-radius: 4px; background: var(--line); overflow: hidden; }
.step-bar span { display: block; height: 100%; background: var(--crema); border-radius: inherit; }
.disciplines { margin-top: 56px; display: grid; grid-template-columns: auto 1fr; gap: 20px 32px; align-items: start; }
.disciplines h3 { margin: 0; font: italic 400 20px var(--serif); color: var(--muted); }
.disc-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.disc { display: flex; gap: 16px; align-items: center; border: 1px solid var(--line); background: var(--card); border-radius: 18px; padding: 12px; cursor: pointer; text-align: left; transition: border-color .2s; }
.disc:hover { border-color: var(--crema); }
.disc img { width: 72px; height: 72px; border-radius: 12px; object-fit: cover; }
.disc strong { display: block; font: 400 19px var(--serif); }
.disc span { font-size: 13px; color: var(--muted); }
@media (max-width: 1000px) {
  .ladder { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
  .step { transform: none; }
  .disciplines { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .ladder { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .step button { padding: 16px 12px; }
  .step-desc { display: none; }
  .step-name { font-size: 18px; }
}

/* ============ Journey ============ */
.milestones { display: flex; gap: 14px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 30px; scrollbar-width: thin; }
.milestone { flex: 0 0 auto; display: flex; gap: 12px; align-items: center; padding: 8px 16px 8px 8px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); cursor: pointer; }
.milestone img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.milestone b { display: block; font-weight: 500; font-size: 14px; }
.milestone small { color: var(--muted); font-size: 12px; }
.timeline { position: relative; display: flex; gap: 0; overflow-x: auto; padding: 10px 0 18px; scroll-snap-type: x proximity; scrollbar-width: thin; }
.tl-month { flex: 0 0 auto; position: relative; padding: 0 14px 0 0; scroll-snap-align: start; }
.tl-month::before { content: ''; position: absolute; left: 0; right: 0; top: 34px; height: 1px; background: var(--line); }
.tl-label { position: sticky; left: 0; width: max-content; padding-right: 10px; background: var(--paper); font-size: 12px; color: var(--muted); height: 26px; display: flex; align-items: flex-end; gap: 6px; white-space: nowrap; }
.tl-label b { font: 400 16px var(--serif-en); color: var(--ink); }
.tl-dot { position: absolute; top: 30px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--crema); }
.tl-items { display: flex; gap: 8px; padding-top: 24px; }
.tl-item { flex: 0 0 92px; width: 92px; border: 0; padding: 0; background: none; cursor: pointer; text-align: left; }
.tl-item img { width: 92px; height: 92px; border-radius: 50%; object-fit: cover; box-shadow: 0 0 0 4px var(--paper), 0 0 0 5px var(--line); transition: transform .3s, box-shadow .3s; }
.tl-item:hover img { transform: translateY(-4px); box-shadow: 0 0 0 4px var(--paper), 0 0 0 5px var(--crema); }
.tl-item span { display: block; margin-top: 10px; font-size: 12px; line-height: 1.35; color: var(--ink-2); }
.tl-gap { flex: 0 0 auto; display: flex; align-items: flex-start; padding: 28px 14px 0 0; color: var(--muted); font-size: 18px; letter-spacing: 4px; }

/* ============ Films ============ */
.films { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 22px; }
.film { position: relative; border: 0; padding: 0; border-radius: var(--radius); overflow: hidden; cursor: pointer; aspect-ratio: 4 / 5; background: #000; text-align: left; color: #fff; }
.film video, .film img { width: 100%; height: 100%; object-fit: cover; }
.film::after { content: ''; position: absolute; inset: 0; background: linear-gradient(transparent 55%, rgba(0,0,0,.7)); }
.film-info { position: absolute; left: 18px; right: 18px; bottom: 16px; z-index: 2; }
.film-info strong { display: block; font: 400 22px/1.2 var(--serif); }
.film-info span { font-size: 12px; opacity: .8; letter-spacing: .08em; }
.film-play { position: absolute; top: 16px; right: 16px; z-index: 2; width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,.18); backdrop-filter: blur(8px); display: grid; place-items: center; }
.film-play::before { content: ''; border-left: 12px solid #fff; border-top: 7px solid transparent; border-bottom: 7px solid transparent; margin-left: 3px; }

/* ============ About ============ */
.about { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 6vw, 88px); align-items: start; }
.about-collage { position: relative; aspect-ratio: 1; }
.about-collage img { position: absolute; border-radius: 50%; object-fit: cover; box-shadow: 0 30px 50px -30px rgba(60,35,15,.5), 0 0 0 8px var(--card); }
.about-collage img:nth-child(1) { width: 62%; height: 62%; left: 0; top: 0; }
.about-collage img:nth-child(2) { width: 44%; height: 44%; right: 0; top: 22%; }
.about-collage img:nth-child(3) { width: 38%; height: 38%; left: 28%; bottom: 0; }
.bio { font: 400 clamp(19px, 1.7vw, 23px)/1.6 var(--serif); margin: 0 0 40px; }
.about-text h3, .contact h3 { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; margin: 0 0 16px; }
.services { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.services li { display: grid; grid-template-columns: 36px 1fr; gap: 4px 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.services .num { font: italic 400 16px var(--serif-en); color: var(--crema); grid-row: span 2; padding-top: 2px; }
.services strong { font: 400 20px var(--serif); }
.services p { margin: 0; color: var(--ink-2); font-size: 15px; }
.contact { margin-top: 72px; padding: clamp(28px, 4vw, 48px); border-radius: 28px; background: var(--ink); color: var(--paper); }
.contact h3 { color: var(--crema-soft); }
.contact-links { display: flex; flex-wrap: wrap; gap: 14px 40px; }
.contact-link { border: 0; background: none; color: inherit; padding: 0; cursor: pointer; text-align: left; text-decoration: none; }
.contact-link small { display: block; font-size: 12px; opacity: .6; letter-spacing: .08em; }
.contact-link span { font: 400 clamp(20px, 2.4vw, 30px) var(--serif); border-bottom: 1px solid transparent; transition: border-color .2s; }
.contact-link:hover span { border-color: currentColor; }
@media (max-width: 860px) { .about { grid-template-columns: 1fr; } .about-collage { max-width: 420px; } }
@media (max-width: 520px) {
  .about-collage.has-portrait { max-width: 300px; margin: 0 auto; }
  .bio { font-size: 18px; margin-bottom: 32px; }
  .contact { margin-top: 48px; border-radius: 22px; }
  .contact-links { gap: 14px 28px; }
  .contact-link span { word-break: break-all; }
  .footer { flex-direction: column; gap: 6px; padding-bottom: calc(24px + env(safe-area-inset-bottom)); }
  .tl-item { flex-basis: 76px; width: 76px; }
  .tl-item img { width: 76px; height: 76px; }
}

/* ============ Footer ============ */
.footer { display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; padding: 32px var(--gutter); font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); }
.footer-admin { color: var(--muted); }

/* ============ Detail dialog ============ */
.detail { width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: var(--paper); color: var(--ink); display: none; grid-template-columns: 1fr 400px; }
.detail[open] { display: grid; animation: fade .35s; }
.detail::backdrop { background: rgba(10, 6, 4, .6); }
@keyframes fade { from { opacity: 0; } }
.detail-media { position: relative; background: #0f0a07; display: grid; place-items: center; overflow: hidden; min-height: 0; }
.detail-media { touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.detail-media img { transition: transform .3s ease; -webkit-user-drag: none; }
.detail-media img, .detail-media video { max-width: 100%; max-height: 100vh; max-height: 100dvh; width: auto; height: auto; object-fit: contain; }
.media-switch { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex; padding: 3px; border-radius: 99px; background: rgba(0,0,0,.5); backdrop-filter: blur(8px); }
.media-switch button { border: 0; background: none; color: #fff; padding: 6px 16px; border-radius: 99px; cursor: pointer; font-size: 13px; }
.media-switch button[aria-pressed='true'] { background: #fff; color: #000; }
.detail-info { position: relative; padding: 72px 36px 36px; overflow-y: auto; display: flex; flex-direction: column; gap: 4px; border-left: 1px solid var(--line); }
.detail-close { position: absolute; top: 20px; right: 20px; }
.detail-info h2 { margin: 0; font: 400 34px/1.15 var(--serif); }
.detail-alt { margin: 6px 0 0; color: var(--muted); font-family: var(--serif); font-style: italic; }
html[lang='en'] .detail-alt { font-style: normal; font-family: var(--serif-zh); letter-spacing: .1em; }
.detail-desc { margin: 20px 0 0; color: var(--ink-2); }
.spec { display: grid; grid-template-columns: auto 1fr; gap: 12px 20px; margin: 28px 0; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 14px; }
.spec dt { color: var(--muted); }
.spec dd { margin: 0; }
.detail-thumbs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.detail-thumbs button { width: 58px; height: 58px; border-radius: 10px; overflow: hidden; border: 2px solid transparent; padding: 0; cursor: pointer; background: none; }
.detail-thumbs button[aria-current='true'] { border-color: var(--crema); }
.detail-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.detail-nav { display: flex; gap: 10px; margin-top: auto; padding-top: 12px; }
.detail-nav .btn { flex: 1; padding: 10px 14px; font-size: 14px; }
#detail-share { margin-top: 18px; align-self: flex-start; }
@media (max-width: 860px) {
  .detail { grid-template-columns: 1fr; grid-template-rows: 58vh auto; grid-template-rows: 58dvh auto; overflow-y: auto; overscroll-behavior: contain; }
  .detail-media img, .detail-media video { max-height: 58vh; max-height: 58dvh; }
  .detail-info { border-left: 0; padding: 24px 16px calc(28px + env(safe-area-inset-bottom)); overflow: visible; }
  .detail-info h2 { font-size: 28px; }
  .spec { margin: 20px 0; padding: 16px 0; }
  .detail-close { position: fixed; top: calc(12px + env(safe-area-inset-top)); right: 12px; z-index: 5; background: color-mix(in srgb, var(--card) 85%, transparent); backdrop-filter: blur(8px); }
  .detail-nav { position: sticky; bottom: 0; padding: 12px 0 calc(4px + env(safe-area-inset-bottom)); background: var(--paper); }
}

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ============ Home: about portrait + credential chips ============ */
.about-collage.has-portrait { aspect-ratio: 4 / 5; max-width: 460px; }
.about-collage.has-portrait img { position: static; width: 100%; height: 100%; border-radius: 220px 220px 24px 24px; object-fit: cover; object-position: 50% 15%; }
.cred-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: -16px 0 18px; }
.cred-chip { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 6px; border: 1px solid var(--line); border-radius: 14px; background: var(--card); text-decoration: none; transition: border-color .2s; }
.cred-chip:hover { border-color: var(--crema); }
.cred-chip img { width: 34px; height: 44px; object-fit: cover; border-radius: 6px; }
.cred-chip b { display: block; font-weight: 500; font-size: 14px; }
.cred-chip small { font-size: 11.5px; color: var(--muted); }
.profile-link { margin-bottom: 40px; }

/* ============ Author page ============ */
.profile {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: minmax(260px, 0.8fr) 1.2fr; gap: clamp(32px, 6vw, 96px); align-items: center;
  padding: clamp(32px, 6vw, 80px) var(--gutter) clamp(56px, 8vw, 110px);
}
.portrait { margin: 0; position: relative; aspect-ratio: 4 / 5; }
.portrait::before { content: ''; position: absolute; inset: 18px -18px -18px 18px; border: 1px solid var(--crema); border-radius: 240px 240px 28px 28px; opacity: .6; }
.portrait img { position: relative; width: 100%; height: 100%; object-fit: cover; object-position: 50% 15%; border-radius: 240px 240px 28px 28px; box-shadow: 0 40px 70px -40px rgba(40, 20, 8, .6); }
.profile-name { margin: 0; font-family: var(--serif); font-weight: 400; }
.profile-name .primary { display: block; font-size: clamp(48px, 7vw, 96px); line-height: 1.02; letter-spacing: -0.01em; }
html[lang='zh'] .profile-name .primary { letter-spacing: .08em; font-weight: 600; }
.profile-name .secondary { display: block; margin-top: 10px; font-size: clamp(20px, 2.2vw, 30px); color: var(--muted); font-style: italic; font-weight: 300; }
html[lang='en'] .profile-name .secondary { font-style: normal; font-family: var(--serif-zh); letter-spacing: .3em; }
.profile-role { margin: 22px 0 0; font-size: 17px; color: var(--ink-2); }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0; margin: 34px 0 36px; border-top: 1px solid var(--line); }
.facts div { padding: 16px 16px 16px 0; border-bottom: 1px solid var(--line); }
.facts dt { font-size: 12px; color: var(--muted); letter-spacing: .06em; }
.facts dd { margin: 4px 0 0; font: 400 19px/1.35 var(--serif); white-space: pre-line; }
.bio-long { max-width: 46em; font: 400 clamp(19px, 1.8vw, 24px)/1.65 var(--serif); white-space: pre-line; }
.bio-long::first-letter { font-size: 3.2em; float: left; line-height: .9; margin: 6px 10px 0 0; color: var(--crema); }
html[lang='zh'] .bio-long::first-letter { font-size: 1em; float: none; margin: 0; color: inherit; }

.skills { list-style: none; padding: 0; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 16px; }
.skill { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 24px; display: grid; gap: 8px; align-content: start; transition: transform .3s, border-color .3s; }
.skill:hover { transform: translateY(-4px); border-color: var(--crema); }
.skill .num { font: italic 400 16px var(--serif-en); color: var(--crema); }
.skill strong { font: 400 22px/1.2 var(--serif); }
.skill p { margin: 0; color: var(--ink-2); font-size: 15px; }

.certs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 28px; }
.cert .spec dt { white-space: nowrap; }
.cert { display: grid; grid-template-columns: 0.9fr 1fr; gap: 24px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 24px; padding: 20px; }
.cert-frame { border: 0; padding: 10px; background: linear-gradient(145deg, #3a2a1f, #1a120d); border-radius: 10px; cursor: zoom-in; box-shadow: 0 24px 40px -24px rgba(0,0,0,.6); transition: transform .3s; }
.cert-frame:hover { transform: rotate(-1.5deg) scale(1.02); }
.cert-frame img { width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover; border-radius: 3px; }
.cert-body h3 { margin: 0; font: 400 26px/1.2 var(--serif); }
.cert-body .eyebrow { margin-bottom: 10px; font-size: 11px; }
.cert-body .spec { margin: 18px 0; padding: 14px 0; }
.mono { font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: 13px; letter-spacing: .04em; }
@media (max-width: 520px) { .cert { grid-template-columns: 1fr; } .cert-frame { max-width: 280px; } }

.cert-view { border: 0; padding: 0; background: transparent; max-width: min(92vw, 900px); max-height: 94vh; overflow: visible; }
.cert-view[open] { display: grid; justify-items: center; gap: 12px; animation: fade .3s; }
.cert-view::backdrop { background: rgba(10, 6, 4, .82); }
.cert-view img { max-height: 84vh; width: auto; border-radius: 8px; }
.cert-view p { margin: 0; color: #f1e7da; font-size: 14px; text-align: center; }
.cert-view .icon-btn { position: fixed; top: 16px; right: 16px; }

.career { list-style: none; padding: 0; margin: 0 auto; position: relative; max-width: 860px; }
.career::before { content: ''; position: absolute; left: 118px; top: 8px; bottom: 8px; width: 1px; background: var(--line); }
.career li { position: relative; }
.career-row { display: grid; grid-template-columns: 100px 1fr auto; gap: 36px; align-items: center; padding: 14px 0; text-decoration: none; color: inherit; width: 100%; border: 0; background: none; text-align: left; cursor: default; }
a.career-row, button.career-row { cursor: pointer; }
.career-row::before { content: ''; position: absolute; left: 113px; width: 11px; height: 11px; border-radius: 50%; background: var(--paper-2); border: 2px solid var(--crema); }
.career li.now .career-row::before { background: var(--crema); box-shadow: 0 0 0 6px color-mix(in srgb, var(--crema) 25%, transparent); }
.career time { text-align: right; font: 400 16px var(--serif-en); color: var(--muted); font-variant-numeric: tabular-nums; }
.career-text b { display: block; font: 400 20px/1.3 var(--serif); }
.career-text small { color: var(--muted); font-size: 13px; }
.career-row img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; box-shadow: 0 0 0 3px var(--paper-2), 0 0 0 4px var(--line); transition: transform .3s; }
a.career-row:hover img, button.career-row:hover img { transform: scale(1.08); }
a.career-row:hover b, button.career-row:hover b { color: var(--crema); }

.author-page #services-section .services { max-width: 860px; margin-bottom: 0; }

@media (max-width: 860px) {
  .profile { grid-template-columns: 1fr; }
  .portrait { max-width: 340px; width: 78%; margin: 0 auto; }
  .career::before { left: 92px; }
  .career-row { grid-template-columns: 76px 1fr auto; gap: 30px; }
  .career-row::before { left: 87px; }
  .career time { font-size: 13px; }
  .career-text b { font-size: 17px; }
}
@media (max-width: 520px) {
  .profile { padding-top: 24px; gap: 28px; }
  .facts { grid-template-columns: 1fr 1fr; }
  .facts div { padding-right: 12px; }
  .facts dd { font-size: 17px; }
  .career::before { left: 64px; }
  .career-row { grid-template-columns: 52px 1fr auto; gap: 24px; }
  .career-row::before { left: 59px; }
  .career-row img { width: 44px; height: 44px; }
  .cert { padding: 16px; }
  .cert-frame { margin: 0 auto; }
}
@media (max-width: 520px) { .piece { border-radius: 12px; } .piece-title { font-size: 14px; padding: 28px 10px 10px; } }