/* ============================================================
   NUR — 作品档案 / 复古印刷风格
   纯手写 CSS，无预处理器、无框架
   ============================================================ */

/* ---------- 1. tokens ---------- */
:root {
  --paper: #f2eada;
  --paper-2: #e8ddc7;
  --card: #fbf6ea;
  --ink: #1c1a15;
  --ink-soft: #4b4439;
  --muted: #877b68;
  --hair: rgba(28, 26, 21, .16);
  --line: #1c1a15;
  --accent: #c2452a;
  --accent-2: #d9a227;
  --accent-3: #2e6a60;

  --serif: "Bodoni MT", Didot, "Playfair Display", Georgia, "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", SimSun, serif;
  --sans: "Helvetica Neue", Inter, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "Courier New", "SFMono-Regular", Consolas, "Roboto Mono", monospace;

  --wrap: 1200px;
  --pad: clamp(18px, 5vw, 56px);
  --radius: 2px;
}

[data-theme="dark"] {
  --paper: #12100d;
  --paper-2: #1a1712;
  --card: #191612;
  --ink: #ede3cf;
  --ink-soft: #c4b8a3;
  --muted: #8b7f6c;
  --hair: rgba(237, 227, 207, .2);
  --line: #ede3cf;
  --accent: #e8654a;
  --accent-2: #e6b84e;
  --accent-3: #79bcad;
}

/* ---------- 2. reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color .45s ease, color .45s ease;
}
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4, p, dl, dd, figure { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--pad); }

/* ---------- 3. grain & progress ---------- */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 9990;
  pointer-events: none;
  opacity: .30;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}
[data-theme="dark"] .grain { mix-blend-mode: screen; opacity: .16; }

.progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 850;
  background: transparent;
}
.progress i {
  display: block;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: 0 50%;
  will-change: transform;
}

/* ---------- 4. topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 800;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 var(--pad);
  border-bottom: 1px solid var(--hair);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.brand {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: .06em;
  line-height: 1;
  display: inline-flex;
  align-items: flex-start;
  gap: 2px;
}
.brand-mark {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0;
  margin-top: 3px;
  color: var(--accent);
}
.nav { display: flex; gap: clamp(14px, 2.4vw, 30px); }
.nav a {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink-soft);
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color .25s, border-color .25s;
}
.nav a:hover { color: var(--accent); border-color: var(--accent); }

.theme-btn {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--hair);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: border-color .25s, color .25s, transform .25s;
}
.theme-btn:hover { border-color: var(--accent); color: var(--accent); transform: rotate(-12deg); }
.ico { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.4; }
.ico-moon { display: none; }
[data-theme="dark"] .ico-sun { display: none; }
[data-theme="dark"] .ico-moon { display: block; stroke-linejoin: round; }

/* ---------- 5. hero ---------- */
.hero {
  position: relative;
  min-height: calc(100svh - 64px);
  display: flex;
  flex-direction: column;
  padding: clamp(28px, 6vh, 72px) 0 0;
}
.hero-inner {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: var(--wrap);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
}
.hero-rail {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .34em;
  color: var(--muted);
  opacity: .8;
}
.hero-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .28em;
  color: var(--muted);
  margin-bottom: clamp(14px, 3vw, 28px);
}
.hero-kicker .dot { color: var(--accent); }

.hero-title {
  position: relative;
  display: inline-block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(88px, 17.5vw, 244px);
  line-height: .82;
  letter-spacing: -.02em;
  margin-left: -.04em;
}
.ht-text { position: relative; z-index: 2; }
.ht-ghost {
  position: absolute;
  inset: 0;
  z-index: 1;
  color: var(--accent);
  transform: translate(.042em, .032em);
  opacity: .85;
  pointer-events: none;
}

.hero-sub {
  margin-top: clamp(18px, 3vw, 34px);
  font-family: var(--serif);
  font-size: clamp(17px, 2.2vw, 25px);
  letter-spacing: .02em;
}
.hero-sub i { font-style: italic; color: var(--accent); margin: 0 .35em; }

.nb { white-space: nowrap; }
.hero-lede {
  margin-top: 20px;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--ink-soft);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(26px, 4vw, 42px); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  transition: background-color .3s, color .3s, border-color .3s, transform .3s;
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-2px); }
.btn .arw { font-size: 13px; transition: transform .3s; }
.btn:hover .arw { transform: translateY(3px); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: transparent; color: var(--accent); }

.hero-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--wrap);
  width: 100%;
  margin: 0 auto;
  padding: 18px var(--pad);
  border-top: 1px solid var(--hair);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--muted);
}
.scroll-cue i { display: inline-block; color: var(--accent); animation: bob 2.4s ease-in-out infinite; }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(5px); } }

.stamp {
  position: absolute;
  top: clamp(4px, 2vw, 24px);
  right: var(--pad);
  width: clamp(104px, 11vw, 142px);
  height: auto;
  color: var(--accent);
  animation: spin 30s linear infinite;
  pointer-events: none;
}
.stamp-text { font-family: var(--mono); font-size: 9.6px; letter-spacing: 2.4px; fill: currentColor; }
.stamp-core { font-size: 30px; text-anchor: middle; fill: currentColor; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 6. ticker ---------- */
.ticker {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink);
  color: var(--paper);
  padding: 11px 0;
}
.ticker-track {
  display: flex;
  width: max-content;
  animation: tick 42s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-track span {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .26em;
  white-space: nowrap;
  padding-right: 0;
}
@keyframes tick { to { transform: translateX(-50%); } }

/* ---------- 7. sections ---------- */
.sec { padding: clamp(64px, 10vw, 132px) 0; }
.sec-head { margin-bottom: clamp(32px, 5vw, 58px); }
.sec-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.sec-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(30px, 4.6vw, 54px);
  line-height: 1.18;
  letter-spacing: -.01em;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.sec-title .cn {
  flex: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--muted);
  font-weight: 400;
}
.sec-index { padding-bottom: clamp(40px, 6vw, 80px); }

/* ---------- 8. toc ---------- */
.toc { border-top: 1px solid var(--hair); }
.toc li { border-bottom: 1px solid var(--hair); }
.toc a {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 1.8vw, 20px);
  padding: 20px 6px;
  transition: background-color .25s, padding-left .25s;
}
.toc a:hover { background: var(--paper-2); padding-left: 16px; }
.t-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--accent);
  width: 30px;
  flex: none;
}
.t-title {
  font-family: var(--serif);
  font-size: clamp(17px, 2vw, 23px);
  white-space: nowrap;
}
.t-en {
  font-family: var(--serif);
  font-style: italic;
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}
.t-dots {
  flex: 1;
  min-width: 24px;
  border-bottom: 1px dotted var(--muted);
  opacity: .55;
  transform: translateY(-5px);
}
.t-tag, .t-year {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .12em;
  color: var(--muted);
  white-space: nowrap;
}
.t-go {
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity .25s, transform .25s;
  flex: none;
}
.toc a:hover .t-go { opacity: 1; transform: none; }

/* ---------- 9. work grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(26px, 3.4vw, 48px) clamp(22px, 3vw, 44px);
}
.card:nth-child(odd) { grid-column: span 7; }
.card:nth-child(even) { grid-column: span 5; margin-top: clamp(0px, 5vw, 76px); }

.card-link { display: block; }
.card-fig {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: 6px 6px 0 var(--ink);
  transition: box-shadow .35s, transform .35s;
}
.card-fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform .8s cubic-bezier(.2, .7, .2, 1), filter .6s;
}
.card:hover .card-fig { box-shadow: 10px 10px 0 var(--accent); transform: translate(-2px, -2px); }
.card:hover .card-fig img { transform: scale(1.035); }

.card-num {
  position: absolute;
  top: 0; left: 0;
  padding: 5px 11px 6px;
  background: var(--paper);
  color: var(--ink);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
}
.card-hint {
  position: absolute;
  right: 0; bottom: 0;
  padding: 8px 13px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  transform: translateY(101%);
  transition: transform .32s ease;
}
.card:hover .card-hint { transform: none; }

.card-info {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-top: 15px;
  margin-top: 14px;
  border-top: 1px solid var(--hair);
}
.card-info h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(19px, 1.9vw, 25px);
  line-height: 1.3;
}
.card-info h3 em {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: .02em;
  margin-top: 3px;
}
.card-info p {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  color: var(--muted);
  text-align: right;
  flex: none;
}

/* ---------- 10. about ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}
.about-text p {
  font-size: 16px;
  line-height: 2;
  color: var(--ink-soft);
  margin-bottom: 20px;
  max-width: 60ch;
}
.about-text p strong { color: var(--ink); font-weight: 600; letter-spacing: .02em; }
.about-text p:first-child {
  font-size: 18.5px;
  line-height: 1.9;
  color: var(--ink);
}
.about-meta { border-top: 1px solid var(--hair); }
.about-meta > div {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hair);
}
.about-meta dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .2em;
  color: var(--muted);
  text-transform: uppercase;
  padding-top: 4px;
}
.about-meta dd { font-size: 14.5px; line-height: 1.7; }
.about-meta a { border-bottom: 1px solid var(--accent); color: var(--accent); }
.dot-live {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-3);
  margin-right: 8px;
  vertical-align: 1px;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-3) 25%, transparent);
}

/* ---------- 11. contact ---------- */
.sec-contact { border-top: 1px solid var(--hair); }
.contact-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 8vw, 96px);
  line-height: 1.06;
  letter-spacing: -.02em;
  margin: 8px 0 clamp(24px, 4vw, 40px);
}
.mail {
  display: inline-block;
  font-family: var(--serif);
  font-size: clamp(20px, 3.4vw, 38px);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  transition: color .3s, border-color .3s;
}
.mail:hover { color: var(--accent); border-color: var(--accent); }
.contact-note {
  margin-top: 20px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* ---------- 12. footer ---------- */
.foot {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(48px, 7vw, 80px) 0 28px;
  margin-top: clamp(40px, 8vw, 96px);
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  gap: clamp(24px, 4vw, 48px);
}
.foot-mark {
  font-family: var(--serif);
  font-size: clamp(30px, 3.4vw, 42px);
  line-height: 1;
  letter-spacing: .02em;
}
.foot-mark sup { font-family: var(--mono); font-size: 9px; vertical-align: super; opacity: .6; }
.foot-note {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
  opacity: .55;
}
.foot-col h4 {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 400;
  letter-spacing: .28em;
  text-transform: uppercase;
  opacity: .5;
  margin-bottom: 12px;
}
.foot-col p { font-size: 12.5px; line-height: 1.95; opacity: .78; }
.foot-direct {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  margin-top: clamp(30px, 4vw, 48px);
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .14em;
}
[data-theme="dark"] .foot-direct { border-color: rgba(0, 0, 0, .2); }
.fd-label { opacity: .45; text-transform: uppercase; margin-right: 6px; }
.foot-direct a { opacity: .8; border-bottom: 1px solid transparent; transition: opacity .2s, border-color .2s; }
.foot-direct a:hover { opacity: 1; border-color: var(--paper); }

.foot-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: clamp(36px, 6vw, 64px);
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .2em;
  opacity: .6;
}
[data-theme="dark"] .foot-direct {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  margin-top: clamp(30px, 4vw, 48px);
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .14em;
}
[data-theme="dark"] .foot-direct { border-color: rgba(0, 0, 0, .2); }
.fd-label { opacity: .45; text-transform: uppercase; margin-right: 6px; }
.foot-direct a { opacity: .8; border-bottom: 1px solid transparent; transition: opacity .2s, border-color .2s; }
.foot-direct a:hover { opacity: 1; border-color: var(--paper); }

.foot-bottom { border-color: rgba(0, 0, 0, .2); }

/* ---------- 13. dossier ---------- */
.dossier {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  transform: translateY(101%);
  visibility: hidden;
  transition: transform .62s cubic-bezier(.76, 0, .24, 1), visibility .62s;
}
.dossier.open { transform: none; visibility: visible; }

.dossier-bar {
  flex: none;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(16px, 4vw, 40px);
  border-bottom: 1px solid var(--hair);
}
.dossier-crumb {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--muted);
}
.dossier-close {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--hair);
  background: transparent;
  padding: 8px 14px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  transition: background-color .25s, color .25s, border-color .25s;
}
.dossier-close:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.dossier-body {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
}
.dossier-media {
  padding: clamp(16px, 3vw, 40px);
  background: var(--paper-2);
  border-right: 1px solid var(--hair);
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow: auto;
}
.dm-main {
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: 8px 8px 0 var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
}
.dm-main img { display: block; width: 100%; height: auto; max-height: 66vh; object-fit: contain; }
.dm-thumbs { display: flex; flex-wrap: wrap; gap: 8px; }
.dm-thumbs button {
  width: 86px;
  padding: 0;
  border: 1px solid var(--hair);
  background: none;
  cursor: pointer;
  overflow: hidden;
  transition: border-color .25s, transform .25s;
}
.dm-thumbs img { display: block; width: 100%; height: 56px; object-fit: cover; }
.dm-thumbs button:hover { transform: translateY(-2px); }
.dm-thumbs button[aria-current="true"] { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.dm-cap {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .18em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 2px;
}

.dossier-text {
  padding: clamp(20px, 3.2vw, 52px);
  overflow: auto;
}
.dossier-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--accent);
}
.dossier-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.2;
  margin: 8px 0 4px;
}
.dossier-en {
  font-family: var(--serif);
  font-style: italic;
  color: var(--muted);
  font-size: 15px;
}
.dossier-sum {
  margin: 22px 0 26px;
  padding-left: 16px;
  border-left: 2px solid var(--accent);
  font-family: var(--serif);
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.65;
}
.dossier-prose p {
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-soft);
  margin-bottom: 16px;
}
.dossier-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0 20px;
  margin: 24px 0;
  border-top: 1px solid var(--hair);
}
.dossier-meta > div { padding: 11px 0; border-bottom: 1px solid var(--hair); }
.dossier-meta dt {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 3px;
}
.dossier-meta dd { font-size: 13px; line-height: 1.6; }

.dossier-links { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 28px; }
.dossier-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  transition: background-color .25s, border-color .25s, transform .25s;
}
.dossier-links a:hover { background: var(--accent); border-color: var(--accent); color: #fff; transform: translateY(-2px); }
.dossier-links a::after { content: "↗"; font-size: 11px; }

.dossier-files { border-top: 1px solid var(--hair); padding-top: 20px; }
.df-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.df-head h3 {
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 400;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--muted);
}
.df-head span { font-family: var(--mono); font-size: 10px; color: var(--muted); }
.df-note { margin: 12px 0 14px; font-size: 12px; line-height: 1.8; color: var(--muted); }
.df-list {
  border: 1px solid var(--hair);
  max-height: 300px;
  overflow: auto;
  background: color-mix(in srgb, var(--card) 60%, transparent);
}
.df-list li + li { border-top: 1px dotted var(--hair); }
.df-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 11px;
  transition: background-color .2s;
}
.df-list a:hover { background: var(--paper-2); }
.df-kind {
  flex: none;
  width: 26px;
  text-align: center;
  font-size: 8.5px;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: 1px solid var(--hair);
  padding: 1px 0;
  color: var(--muted);
}
.df-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.df-size { flex: none; color: var(--muted); font-size: 10px; }
.df-dir {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--muted);
  letter-spacing: .12em;
  margin: 18px 0 6px;
  text-transform: uppercase;
}

.dossier-nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid var(--hair);
}
.dossier-nav button {
  border: none;
  background: none;
  padding: 6px 0;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  color: var(--ink-soft);
  transition: color .25s;
}
.dossier-nav button:hover { color: var(--accent); }
.dossier-nav button:disabled { opacity: .3; cursor: default; }

body.locked { overflow: hidden; }

/* ---------- 14. reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s cubic-bezier(.2, .7, .2, 1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 15. responsive ---------- */
@media (max-width: 1080px) {
  .hero-rail { display: none; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .card:nth-child(odd), .card:nth-child(even) { grid-column: span 1; }
  .card:nth-child(even) { margin-top: 0; }
  .card:nth-child(3n + 2) { margin-top: 40px; }
}

@media (max-width: 900px) {
  .dossier-body { grid-template-columns: 1fr; overflow: auto; }
  .dossier-media { border-right: none; border-bottom: 1px solid var(--hair); }
  .dm-main img { max-height: 50vh; }
  .about-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  html { scroll-padding-top: 76px; }
  .nav { gap: 14px; }
  .nav a:nth-child(3) { display: none; }
  .hero { min-height: auto; padding-top: 40px; }
  .hero-inner { padding-bottom: 40px; }
  .stamp { display: none; }
  .hero-title { font-size: clamp(82px, 30vw, 150px); }
  .toc a { flex-wrap: wrap; row-gap: 4px; padding: 16px 4px; }
  .t-en, .t-tag { display: none; }
  .sec-title .cn { display: none; }
  .t-dots { min-width: 12px; }
  .grid { grid-template-columns: 1fr; gap: 34px; }
  .card:nth-child(3n + 2) { margin-top: 0; }
  .card-info { flex-direction: column; gap: 6px; }
  .card-info p { text-align: left; }
  .card-fig { box-shadow: 4px 4px 0 var(--ink); }
  .foot-grid { grid-template-columns: 1fr; gap: 26px; }
  .foot-direct {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  margin-top: clamp(30px, 4vw, 48px);
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .14em;
}
[data-theme="dark"] .foot-direct { border-color: rgba(0, 0, 0, .2); }
.fd-label { opacity: .45; text-transform: uppercase; margin-right: 6px; }
.foot-direct a { opacity: .8; border-bottom: 1px solid transparent; transition: opacity .2s, border-color .2s; }
.foot-direct a:hover { opacity: 1; border-color: var(--paper); }

.foot-bottom { flex-direction: column; gap: 8px; }
  .dossier-media { padding: 14px; }
  .dossier-text { padding: 20px 18px 40px; }
  .df-list { max-height: 240px; }
}

/* ---------- 16. reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}