/* ==========================================================================
   涌现 EMERGENT — 设计系统
   --------------------------------------------------------------------------
   基调：天文台档案 / 观测仪器。近黑底、发丝线、等宽元信息、超大标题，
   一个酸性强调色，十个分类各自的色相。刻意避开圆角渐变卡片那一套。
   ========================================================================== */

/* ----------------------------------------------------------- tokens */

:root {
  --ink: #050609;
  --ink-2: #080a10;
  --panel: #0b0e15;
  --panel-2: #0f131c;
  --line: #191d27;
  --line-soft: rgba(255, 255, 255, 0.055);
  --line-hard: rgba(255, 255, 255, 0.14);

  --fg: #eef0f6;
  --fg-2: #9aa1b4;
  --fg-3: #5b6274;
  --fg-4: #3a4051;

  --acid: #ccff2e;
  --acid-dim: #8fb31f;
  --live: #2ee5a0;
  --warn: #ff8a3d;
  --dead: #ff4d5e;

  --c-games: #ff5c39;
  --c-spatial: #4dd2ff;
  --c-apps: #ccff2e;
  --c-art: #ff6fd8;
  --c-video: #a78bfa;
  --c-music: #ffd93d;
  --c-engineering: #9aa8bd;
  --c-science: #5eead4;
  --c-agent: #fb7185;
  --c-other: #6b7280;

  --mono: 'Cascadia Mono', 'SF Mono', 'Consolas', 'Roboto Mono', ui-monospace, monospace;
  --sans: 'Segoe UI Variable Text', 'Segoe UI', -apple-system, 'PingFang SC', 'HarmonyOS Sans SC',
    'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --display: 'Segoe UI Variable Display', 'Segoe UI', -apple-system, 'PingFang SC',
    'HarmonyOS Sans SC', 'Microsoft YaHei', sans-serif;

  --gut: clamp(16px, 4vw, 64px);
  --maxw: 1560px;
  --hdr: 56px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ----------------------------------------------------------- reset */

* { box-sizing: border-box; }

html {
  background: var(--ink);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--fg);
  background: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }

::selection { background: var(--acid); color: #000; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--ink); }
::-webkit-scrollbar-thumb { background: #1d2230; border: 2px solid var(--ink); }
::-webkit-scrollbar-thumb:hover { background: #2c3346; }

:focus-visible { outline: 2px solid var(--acid); outline-offset: 2px; }

/* ----------------------------------------------------------- 基础排印 */

.mono {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--fg-3);
  font-weight: 500;
}

.display {
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -.05em;
  line-height: .84;
  margin: 0;
}

.shell {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gut);
}

.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

/* 全站细网格：仪器质感，几乎看不见但撑住了空间 */
.grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px),
    linear-gradient(var(--line-soft) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(ellipse 120% 90% at 50% 0%, #000 20%, transparent 78%);
  opacity: .55;
}

/* ----------------------------------------------------------- 头部 */

.hdr {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--hdr);
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 var(--gut);
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s;
}
.hdr.solid {
  background: rgba(5, 6, 9, .82);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--line);
}

.brand { display: flex; align-items: baseline; gap: 10px; flex: none; }
.brand b {
  font-family: var(--display);
  font-weight: 900;
  font-size: 17px;
  letter-spacing: -.03em;
}
.brand .en {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .28em;
  color: var(--acid);
}

.hdr nav { display: flex; gap: 4px; margin-left: 8px; }
.hdr nav a {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--fg-3);
  padding: 6px 11px;
  transition: color .2s;
  white-space: nowrap;
}
.hdr nav a:hover, .hdr nav a.on { color: var(--fg); }
.hdr nav a.on { box-shadow: inset 0 -1px 0 var(--acid); }

.hdr .spring { flex: 1; }

.pulse-stat {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--fg-2);
  flex: none;
}
.pulse-stat i {
  width: 6px; height: 6px;
  background: var(--live);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(46, 229, 160, .6);
  animation: ping 2.4s infinite;
}
@keyframes ping {
  0% { box-shadow: 0 0 0 0 rgba(46, 229, 160, .5); }
  70% { box-shadow: 0 0 0 7px rgba(46, 229, 160, 0); }
  100% { box-shadow: 0 0 0 0 rgba(46, 229, 160, 0); }
}

.lang {
  display: flex;
  border: 1px solid var(--line);
  flex: none;
}
.lang button {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  padding: 5px 9px;
  color: var(--fg-3);
  transition: .2s;
}
.lang button.on { background: var(--acid); color: #000; }

/* ----------------------------------------------------------- HERO */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  isolation: isolate;
}

#field {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  display: block;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(to bottom, rgba(5,6,9,.7) 0%, transparent 26%, transparent 58%, var(--ink) 97%);
  pointer-events: none;
}

.hero-in {
  padding: 0 var(--gut) clamp(28px, 5vh, 56px);
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(60px, 15.5vw, 250px);
  line-height: .78;
  letter-spacing: -.06em;
  margin: 0 0 4px;
  color: var(--fg);
  text-shadow: 0 4px 60px rgba(0,0,0,.75);
}
.hero h1 em {
  font-style: normal;
  display: block;
  font-size: clamp(15px, 2.4vw, 34px);
  letter-spacing: .34em;
  font-weight: 400;
  color: var(--acid);
  font-family: var(--mono);
  margin-bottom: clamp(10px, 2vh, 22px);
  text-shadow: none;
}

.hero-lede {
  max-width: 46ch;
  color: var(--fg-2);
  font-size: clamp(14px, 1.35vw, 17px);
  line-height: 1.65;
  margin: 22px 0 30px;
}
.hero-lede b { color: var(--fg); font-weight: 600; }

/* 首屏计数条：数据本身就是主视觉 */
.counters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  border-top: 1px solid var(--line-hard);
  border-left: 1px solid var(--line);
}
.counters div {
  padding: 14px 16px 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 16, .5);
  backdrop-filter: blur(6px);
}
.counters b {
  display: block;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(26px, 3.4vw, 44px);
  letter-spacing: -.045em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.counters span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--fg-3);
  display: block;
  margin-top: 7px;
}
.counters div:nth-child(2) b { color: var(--acid); }
.counters div:nth-child(3) b { color: var(--live); }

.scroll-cue {
  position: absolute;
  right: var(--gut);
  bottom: clamp(28px, 5vh, 56px);
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--fg-3);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2;
}
.scroll-cue::after {
  content: '';
  width: 1px; height: 54px;
  background: linear-gradient(var(--acid), transparent);
  animation: drop 2.6s var(--ease) infinite;
}
@keyframes drop {
  0% { transform: scaleY(0); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: top; }
  56% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ----------------------------------------------------------- section 框架 */

.sec { position: relative; z-index: 2; padding: clamp(56px, 9vh, 120px) 0; }
.sec.tight { padding-top: clamp(30px, 5vh, 56px); }

.sec-hd {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding-bottom: 20px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--line-hard);
}
.sec-hd h2 {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 76px);
  letter-spacing: -.05em;
  line-height: .9;
  margin: 0;
}
.sec-hd h2 small {
  display: block;
  font-family: var(--mono);
  font-size: clamp(10px, 1vw, 12px);
  letter-spacing: .3em;
  font-weight: 500;
  color: var(--acid);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.sec-hd p {
  margin: 0;
  max-width: 44ch;
  color: var(--fg-2);
  font-size: 14px;
  line-height: 1.6;
}

/* ----------------------------------------------------------- 排行榜 */

.board-tabs {
  display: flex;
  gap: 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  margin-bottom: 26px;
  scrollbar-width: none;
}
.board-tabs::-webkit-scrollbar { display: none; }
.board-tabs button {
  flex: 1 0 auto;
  padding: 13px 20px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--fg-3);
  border-right: 1px solid var(--line);
  transition: .22s var(--ease);
  white-space: nowrap;
  position: relative;
}
.board-tabs button:last-child { border-right: 0; }
.board-tabs button:hover { color: var(--fg); background: var(--panel); }
.board-tabs button.on { color: #000; background: var(--acid); font-weight: 700; }

.board-desc {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--fg-3);
  margin: -12px 0 22px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.board-desc b { color: var(--acid); font-weight: 500; }

.board-list { border-top: 1px solid var(--line); }

.rk {
  display: grid;
  grid-template-columns: 82px minmax(0, 1.35fr) minmax(0, 1fr) 130px;
  gap: 22px;
  align-items: center;
  padding: 15px 12px 15px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background .22s;
  cursor: pointer;
}
.rk::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0;
  background: linear-gradient(90deg, rgba(204,255,46,.09), transparent 70%);
  transition: width .38s var(--ease);
  pointer-events: none;
}
.rk:hover::before { width: 100%; }
.rk:hover .rk-t { color: var(--acid); }

.rk-n {
  font-family: var(--display);
  font-weight: 900;
  font-size: 46px;
  letter-spacing: -.06em;
  line-height: 1;
  color: var(--fg-4);
  font-variant-numeric: tabular-nums;
  text-align: right;
  transition: color .22s;
}
.rk:hover .rk-n { color: var(--fg-2); }
.rk:nth-child(1) .rk-n { color: var(--acid); font-size: 60px; }
.rk:nth-child(2) .rk-n { color: #cfd6e4; }
.rk:nth-child(3) .rk-n { color: #8e7a52; }

.rk-t {
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -.01em;
  transition: color .22s;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rk-sub {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--fg-3);
  margin-top: 5px;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.rk-d {
  color: var(--fg-2);
  font-size: 13px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.rk-bar { height: 100%; display: flex; flex-direction: column; justify-content: center; gap: 6px; }
.rk-bar i {
  display: block;
  height: 3px;
  background: var(--acid);
  transform-origin: left;
  animation: growbar .8s var(--ease) both;
}
@keyframes growbar { from { transform: scaleX(0); } }
.rk-bar span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--fg-3);
  font-variant-numeric: tabular-nums;
}

/* 前三名领奖台 */
.podium {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: 26px;
}
.pod {
  background: var(--ink-2);
  padding: 0;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}
.pod-img {
  aspect-ratio: 16 / 9;
  background: var(--panel);
  position: relative;
  overflow: hidden;
}
.pod-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.05) brightness(.82);
  transition: transform .8s var(--ease), filter .5s;
}
.pod:hover .pod-img img { transform: scale(1.06); filter: saturate(1) brightness(1); }
.pod-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--ink-2) 2%, transparent 55%);
}
.pod-n {
  position: absolute;
  left: 12px; top: 8px;
  font-family: var(--display);
  font-weight: 900;
  font-size: 66px;
  line-height: 1;
  letter-spacing: -.07em;
  color: rgba(255,255,255,.14);
  z-index: 2;
  mix-blend-mode: plus-lighter;
}
.pod:nth-child(1) .pod-n { color: rgba(204,255,46,.5); }
.pod-body { padding: 14px 16px 18px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.pod-body h4 { margin: 0; font-size: 16px; font-weight: 650; letter-spacing: -.01em; }
.pod-body p {
  margin: 0;
  font-size: 12.5px;
  color: var(--fg-2);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ----------------------------------------------------------- 分类 */

.cats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.cat {
  background: var(--ink-2);
  padding: 20px 18px 16px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: background .3s var(--ease);
  min-height: 154px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.cat:hover { background: var(--panel-2); }
.cat::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--hue);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .45s var(--ease);
}
.cat:hover::before, .cat.on::before { transform: scaleY(1); }
.cat.on { background: var(--panel-2); }

.cat-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.cat h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -.015em;
}
.cat .cnt {
  font-family: var(--display);
  font-weight: 900;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -.05em;
  color: var(--hue);
  font-variant-numeric: tabular-nums;
}
.cat .en {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-top: 4px;
}
.cat canvas { width: 100%; height: 42px; display: block; opacity: .85; }
.cat .cat-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--fg-3);
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
.cat .cat-meta b { color: var(--live); font-weight: 500; }

/* ----------------------------------------------------------- 筛选条 */

.filters {
  position: sticky;
  top: var(--hdr);
  z-index: 40;
  background: rgba(5, 6, 9, .9);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line-hard);
  border-bottom: 1px solid var(--line);
  margin-bottom: 26px;
}
.filters-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  flex-wrap: wrap;
}

.search {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  padding: 0 10px;
  flex: 1 1 220px;
  min-width: 180px;
  max-width: 380px;
  background: var(--ink-2);
  transition: border-color .2s;
}
.search:focus-within { border-color: var(--acid); }
.search input {
  border: 0;
  background: none;
  outline: none;
  padding: 9px 0;
  width: 100%;
  font-size: 13px;
}
.search input::placeholder { color: var(--fg-4); }
.search kbd {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--fg-4);
  border: 1px solid var(--line);
  padding: 1px 5px;
  flex: none;
}

.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 10px;
  border: 1px solid var(--line);
  color: var(--fg-3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: .2s var(--ease);
  white-space: nowrap;
}
.chip:hover { color: var(--fg); border-color: var(--fg-4); }
.chip i {
  width: 5px; height: 5px;
  background: var(--hue, var(--fg-4));
  border-radius: 50%;
  flex: none;
}
.chip.on { background: var(--fg); color: #000; border-color: var(--fg); font-weight: 700; }
.chip.on.acid { background: var(--acid); border-color: var(--acid); }
.chip b { font-variant-numeric: tabular-nums; opacity: .55; font-weight: 500; }

.seg { display: flex; border: 1px solid var(--line); }
.seg button {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 6px 11px;
  color: var(--fg-3);
  border-right: 1px solid var(--line);
}
.seg button:last-child { border-right: 0; }
.seg button.on { background: var(--fg); color: #000; font-weight: 700; }

select.sel {
  background: var(--ink-2);
  border: 1px solid var(--line);
  padding: 7px 9px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--fg-2);
  outline: none;
}

.count-line {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--fg-3);
  padding: 0 0 14px;
}
.count-line b { color: var(--acid); font-variant-numeric: tabular-nums; }

/* ----------------------------------------------------------- 图鉴：索引行 */

.idx { border-top: 1px solid var(--line); }

.row {
  display: grid;
  grid-template-columns: 26px minmax(0, 2.1fr) minmax(0, 2.4fr) 120px 96px;
  gap: 18px;
  align-items: center;
  padding: 12px 8px 12px 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  position: relative;
  transition: background .18s;
}
.row:hover { background: var(--panel); }
.row:hover .row-t { color: var(--acid); }
.row .dot {
  width: 7px; height: 7px;
  background: var(--hue);
  border-radius: 50%;
  margin: 0 auto;
  box-shadow: 0 0 10px -1px var(--hue);
}
.row-t {
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -.01em;
  transition: color .2s;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.row-a {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--fg-3);
  margin-top: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.row-d {
  font-size: 12.5px;
  color: var(--fg-2);
  line-height: 1.45;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.row-badges { display: flex; gap: 5px; flex-wrap: wrap; }
.row-date {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--fg-4);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.bdg {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 2px 6px;
  border: 1px solid var(--line-hard);
  color: var(--fg-3);
  white-space: nowrap;
  line-height: 1.5;
}
.bdg.play { color: var(--live); border-color: rgba(46,229,160,.4); }
.bdg.mirror { color: #000; background: var(--acid); border-color: var(--acid); font-weight: 700; }
.bdg.repo { color: var(--fg-2); }
.bdg.prompt { color: var(--warn); border-color: rgba(255,138,61,.35); }
.bdg.dead { color: var(--dead); border-color: rgba(255,77,94,.35); }

/* 悬停时跟随光标的封面预览：771 行不可能全部预载图片 */
.peek {
  position: fixed;
  width: 268px;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--line-hard);
  background: var(--panel);
  z-index: 55;
  pointer-events: none;
  opacity: 0;
  transform: translate(-50%, -108%) scale(.94);
  transition: opacity .2s, transform .3s var(--ease);
  overflow: hidden;
  box-shadow: 0 24px 60px -12px rgba(0,0,0,.9);
}
.peek.show { opacity: 1; transform: translate(-50%, -104%) scale(1); }
.peek img { width: 100%; height: 100%; object-fit: cover; }

/* ----------------------------------------------------------- 图鉴：封面墙 */

.mosaic {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(248px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.tile {
  background: var(--ink-2);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.tile-img {
  aspect-ratio: 16 / 10;
  background: var(--panel);
  overflow: hidden;
  position: relative;
}
.tile-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(.7) brightness(.8) contrast(1.05);
  transition: transform .7s var(--ease), filter .4s;
}
.tile:hover .tile-img img { transform: scale(1.05); filter: none; }
.tile-img .ph {
  position: absolute; inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--display);
  font-weight: 900;
  font-size: 40px;
  color: var(--hue);
  opacity: .18;
  letter-spacing: -.05em;
}
.tile-body { padding: 12px 13px 14px; display: flex; flex-direction: column; gap: 7px; flex: 1; }
.tile-body h4 {
  margin: 0;
  font-size: 14px;
  font-weight: 650;
  letter-spacing: -.01em;
  line-height: 1.35;
}
.tile:hover .tile-body h4 { color: var(--acid); }
.tile-body .row-badges { margin-top: auto; }
.tile-cat {
  position: absolute;
  left: 10px; top: 10px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--hue);
  background: rgba(5,6,9,.8);
  padding: 3px 7px;
  z-index: 2;
  border: 1px solid color-mix(in srgb, var(--hue) 34%, transparent);
}

.more {
  display: block;
  width: 100%;
  padding: 18px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--fg-2);
  border: 1px solid var(--line);
  border-top: 0;
  transition: .25s;
}
.more:hover { background: var(--acid); color: #000; border-color: var(--acid); font-weight: 700; }

.empty {
  padding: 60px 20px;
  text-align: center;
  color: var(--fg-3);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  border-top: 0;
}

/* ----------------------------------------------------------- 详情抽屉 */

.scrim {
  position: fixed;
  inset: 0;
  background: rgba(2, 3, 5, .78);
  backdrop-filter: blur(5px);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s var(--ease);
}
.scrim.show { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed;
  top: 0; right: 0;
  height: 100svh;
  width: min(720px, 100vw);
  background: var(--ink-2);
  border-left: 1px solid var(--line-hard);
  z-index: 91;
  transform: translateX(102%);
  transition: transform .48s var(--ease);
  display: flex;
  flex-direction: column;
  box-shadow: -30px 0 80px -30px rgba(0,0,0,.9);
}
.drawer.show { transform: none; }

.drawer-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  flex: none;
}
.drawer-hd .mono { color: var(--acid); }
.x {
  width: 30px; height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--fg-2);
  font-size: 15px;
  transition: .2s;
  flex: none;
}
.x:hover { background: var(--dead); color: #fff; border-color: var(--dead); }

.drawer-body { overflow-y: auto; overscroll-behavior: contain; flex: 1; }

.dv-cover {
  aspect-ratio: 16 / 9;
  background: var(--panel);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.dv-cover img { width: 100%; height: 100%; object-fit: cover; }
.dv-cover .ph {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-family: var(--display); font-weight: 900;
  font-size: 76px; color: var(--hue); opacity: .16;
}

.dv-main { padding: 22px 22px 30px; }
.dv-main h3 {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 38px);
  letter-spacing: -.04em;
  line-height: 1.02;
  margin: 0 0 8px;
}
.dv-en {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .13em;
  color: var(--fg-3);
  margin-bottom: 16px;
}
.dv-sum { color: var(--fg-2); font-size: 14.5px; line-height: 1.7; margin: 0 0 20px; }

.dv-acts { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 17px;
  border: 1px solid var(--line-hard);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--fg);
  transition: .22s var(--ease);
}
.btn:hover { background: var(--fg); color: #000; border-color: var(--fg); }
.btn.primary { background: var(--acid); color: #000; border-color: var(--acid); font-weight: 700; }
.btn.primary:hover { background: #fff; border-color: #fff; }
.btn.ghost { color: var(--fg-3); }

.dv-grid {
  display: grid;
  grid-template-columns: 108px 1fr;
  border-top: 1px solid var(--line);
}
.dv-grid dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--fg-3);
  padding: 11px 12px 11px 0;
  border-bottom: 1px solid var(--line);
}
.dv-grid dd {
  margin: 0;
  padding: 11px 0;
  font-size: 13px;
  color: var(--fg-2);
  border-bottom: 1px solid var(--line);
  word-break: break-word;
}
.dv-grid dd a { color: var(--acid); border-bottom: 1px solid rgba(204,255,46,.3); }
.dv-grid dd a:hover { border-bottom-color: var(--acid); }

.prompt-box {
  margin-top: 24px;
  border: 1px solid var(--line);
  background: var(--ink);
}
.prompt-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}
.prompt-box pre {
  margin: 0;
  padding: 14px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.75;
  letter-spacing: 0;
  text-transform: none;
  color: #c8cfe0;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 380px;
  overflow-y: auto;
}
.copy {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--acid);
  padding: 3px 8px;
  border: 1px solid rgba(204,255,46,.3);
  transition: .2s;
}
.copy:hover { background: var(--acid); color: #000; }

.note {
  margin-top: 18px;
  padding: 12px 14px;
  border-left: 2px solid var(--warn);
  background: rgba(255,138,61,.05);
  font-size: 12.5px;
  color: var(--fg-2);
  line-height: 1.6;
}
.note b { color: var(--warn); }

/* ----------------------------------------------------------- 关于 / 页脚 */

.about {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.about > div { background: var(--ink-2); padding: 24px 20px 28px; }
.about h4 {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--acid);
  font-weight: 500;
}
.about p { margin: 0 0 12px; font-size: 13.5px; color: var(--fg-2); line-height: 1.7; }
.about p:last-child { margin-bottom: 0; }
.about a { color: var(--fg); border-bottom: 1px solid var(--fg-4); }
.about a:hover { color: var(--acid); border-color: var(--acid); }
.about ul { margin: 0; padding-left: 16px; color: var(--fg-2); font-size: 13px; line-height: 1.9; }

.ftr {
  border-top: 1px solid var(--line-hard);
  padding: 26px 0 40px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--fg-4);
}
.ftr a:hover { color: var(--acid); }

/* ----------------------------------------------------------- 骨架屏 */

.skel {
  background: linear-gradient(90deg, var(--panel) 0%, var(--panel-2) 50%, var(--panel) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

/* ----------------------------------------------------------- 响应式 */

@media (max-width: 1100px) {
  .rk { grid-template-columns: 62px minmax(0, 1.3fr) 120px; }
  .rk-d { display: none; }
  .row { grid-template-columns: 20px minmax(0, 1.6fr) minmax(0, 1.6fr) 110px; }
  .row-date { display: none; }
}

@media (max-width: 820px) {
  :root { --hdr: 52px; }
  .hdr nav { display: none; }
  .podium { grid-template-columns: 1fr; }
  .row { grid-template-columns: 18px 1fr 100px; gap: 12px; }
  .row-d { display: none; }
  .rk { grid-template-columns: 52px 1fr 90px; gap: 14px; }
  .rk-n { font-size: 34px; }
  .rk:nth-child(1) .rk-n { font-size: 42px; }
  .dv-grid { grid-template-columns: 88px 1fr; }
  .peek { display: none; }
  .scroll-cue { display: none; }
}

@media (max-width: 560px) {
  .counters { grid-template-columns: repeat(2, 1fr); }
  .filters-row { gap: 8px; }
  .search { max-width: none; }
}