/* =====================================================================
   王传君 · 幕启 —— 舞台幕启主题（纯 CSS，零外部依赖）
   设计基调：深色舞台 + 追光琥珀 + 天鹅绒幕布
   性能取向：无 3D 库、无外链字体（国内加载快，LCP 不依赖 CDN）
   ===================================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0d0f14;
  --bg-2:      #141821;
  --bg-3:      #1b212c;
  --ink:       #ece4d4;
  --ink-dim:   #b9b3a6;
  --muted:     #878d9b;
  --amber:     #e8a33d;
  --amber-hi:  #f6cd85;
  --amber-lo:  #8a5f1d;
  --cool:      #6b8fb3;
  --line:      rgba(236, 228, 212, .12);
  --line-2:    rgba(236, 228, 212, .22);
  --velvet:    #3a2513;
  --velvet-2:  #26160a;

  --serif: "Songti SC", "STSong", "SimSun", "Noto Serif CJK SC", serif;
  --sans:  "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", sans-serif;

  --r: 12px;
  --maxw: 1080px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  min-height: 100vh;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }

::selection { background: rgba(232, 163, 61, .32); color: #fff; }

/* ---------------------------------------------------------------------
   舞台层（固定铺满，永远不拦截鼠标）
--------------------------------------------------------------------- */
.stage {
  position: fixed;
  inset: 0;
  z-index: 30;
  pointer-events: none;
  overflow: hidden;
}

/* 追光：从舞台上方中央斜照下来 */
.beam {
  position: absolute;
  top: -18vh;
  left: 50%;
  width: 130vmin;
  height: 130vmin;
  transform: translateX(-50%);
  background: radial-gradient(ellipse 46% 60% at 50% 26%,
    rgba(246, 205, 133, .17) 0%,
    rgba(232, 163, 61, .075) 34%,
    rgba(232, 163, 61, 0) 70%);
  animation: breathe 9s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { opacity: .85; transform: translateX(-50%) scale(1); }
  50%      { opacity: 1;   transform: translateX(-50%) scale(1.06); }
}

/* 台地板面反光 */
.floor {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 38vh;
  background: linear-gradient(to top, rgba(232, 163, 61, .055), rgba(13, 15, 20, 0));
}

/* 胶片颗粒（内联 SVG 噪点，无网络请求） */
.grain {
  position: absolute;
  inset: 0;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* 幕布（左/右两片天鹅绒） */
.curtain {
  position: absolute;
  top: 0; bottom: 0;
  width: 52vw;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, .5) 0%, rgba(0, 0, 0, 0) 14%, rgba(0, 0, 0, 0) 82%, rgba(0, 0, 0, .55) 100%),
    repeating-linear-gradient(90deg,
      var(--velvet-2) 0px,
      var(--velvet)   34px,
      #4a2f17          56px,
      var(--velvet)   78px,
      var(--velvet-2) 112px),
    linear-gradient(180deg, var(--velvet), var(--velvet-2));
  background-blend-mode: normal, normal, normal;
  box-shadow: inset 0 0 120px rgba(0, 0, 0, .75);
  transition: transform 1.9s var(--ease), filter 1.9s var(--ease);
  will-change: transform;
}
.curtain.left  { left: 0;  box-shadow: inset -60px 0 120px rgba(0, 0, 0, .7); }
.curtain.right { right: 0; box-shadow: inset  60px 0 120px rgba(0, 0, 0, .7); }

/* 幕布拉开后 */
.stage.open .curtain.left  { transform: translateX(-104%); }
.stage.open .curtain.right { transform: translateX(104%); }

/* 开幕瞬间的暗角退散 */
.stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(0,0,0,0) 40%, rgba(0,0,0,.85) 100%);
  opacity: 1;
  transition: opacity 1.8s var(--ease);
}
.stage.open::after { opacity: 0; }

/* 幕布未拉开前，顶栏不出现（.stage 在 DOM 中位于 header 之前，可用兄弟选择器） */
.stage:not(.open) ~ .top { opacity: 0; pointer-events: none; }
.top { transition: opacity .9s ease .5s; }
.nav a.cur { color: var(--amber-hi); }
.nav a.cur::after { width: 100%; }

/* ---------------------------------------------------------------------
   进度条
--------------------------------------------------------------------- */
#progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--amber-lo), var(--amber), var(--amber-hi));
  z-index: 60;
  box-shadow: 0 0 10px rgba(232, 163, 61, .55);
}

/* ---------------------------------------------------------------------
   顶栏
--------------------------------------------------------------------- */
.top {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px clamp(16px, 4vw, 40px);
  background: linear-gradient(180deg, rgba(13, 15, 20, .92), rgba(13, 15, 20, .5) 70%, rgba(13, 15, 20, 0));
  backdrop-filter: blur(6px);
}
.brand {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .12em;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.brand-en {
  font-family: var(--sans);
  font-size: 9.5px;
  letter-spacing: .42em;
  color: var(--muted);
  font-weight: 400;
}
.nav { display: flex; align-items: center; gap: clamp(10px, 2vw, 22px); font-size: 14px; }
.nav a {
  color: var(--ink-dim);
  text-decoration: none;
  padding: 6px 2px;
  position: relative;
  transition: color .25s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--amber);
  transition: width .3s var(--ease);
}
.nav a:hover { color: var(--amber-hi); }
.nav a:hover::after { width: 100%; }
.nav-cta {
  color: var(--bg) !important;
  background: var(--amber);
  padding: 7px 16px !important;
  border-radius: 999px;
  font-weight: 600;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--amber-hi); color: var(--bg) !important; }

/* ---------------------------------------------------------------------
   00 幕启
--------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px clamp(20px, 6vw, 72px) 0;
  overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; max-width: 860px; }

.kicker {
  font-size: 12.5px;
  letter-spacing: .5em;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.kicker::before {
  content: "";
  width: 38px; height: 1px;
  background: var(--amber);
}

.title {
  font-family: var(--serif);
  font-size: clamp(58px, 13vw, 150px);
  font-weight: 700;
  line-height: .98;
  letter-spacing: .06em;
  background: linear-gradient(178deg, #fff6e4 8%, var(--amber-hi) 46%, var(--amber) 72%, var(--amber-lo) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 60px rgba(232, 163, 61, .18);
  margin-bottom: 6px;
}
.title-en {
  font-size: clamp(11px, 1.5vw, 14px);
  letter-spacing: .6em;
  color: var(--muted);
  margin-bottom: 30px;
}

.tagline {
  font-family: var(--serif);
  font-size: clamp(19px, 2.6vw, 27px);
  line-height: 1.6;
  color: var(--ink);
  max-width: 660px;
}
.tagline-sub {
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
  letter-spacing: .12em;
}

.hero-cta { display: flex; gap: 14px; margin-top: 38px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--sans);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .25s var(--ease), background .25s, border-color .25s, color .25s, box-shadow .25s;
  white-space: nowrap;
}
.btn-solid {
  background: var(--amber);
  color: var(--bg);
  box-shadow: 0 8px 28px rgba(232, 163, 61, .22);
}
.btn-solid:hover { background: var(--amber-hi); transform: translateY(-2px); }
.btn-ghost {
  background: rgba(236, 228, 212, .04);
  color: var(--ink);
  border-color: var(--line-2);
}
.btn-ghost:hover { border-color: var(--amber); color: var(--amber-hi); transform: translateY(-2px); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }

/* 角色走马灯 */
.marquee {
  position: absolute;
  left: 0; right: 0; bottom: 46px;
  z-index: 1;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: slide 34s linear infinite;
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .18em;
  color: var(--muted);
}
.marquee-track b { color: var(--amber); font-weight: 600; }
.marquee-track i { font-style: normal; color: var(--amber-lo); }
@keyframes slide { to { transform: translateX(-50%); } }

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 16px;
  transform: translateX(-50%);
  z-index: 2;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.scroll-hint span {
  width: 1px; height: 26px;
  background: linear-gradient(var(--amber), transparent);
  animation: drop 1.8s var(--ease) infinite;
}
@keyframes drop {
  0%   { transform: translateY(-10px); opacity: 0; }
  35%  { opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

/* ---------------------------------------------------------------------
   通用分区
--------------------------------------------------------------------- */
.sec {
  position: relative;
  z-index: 2;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(64px, 9vw, 110px) 22px 0;
}
.sec-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 22px;
  align-items: end;
  margin-bottom: 42px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 22px;
}
.sec-no {
  grid-row: span 2;
  font-family: var(--serif);
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--amber-lo);
}
.sec-head h2 {
  font-family: var(--serif);
  font-size: clamp(26px, 3.6vw, 38px);
  letter-spacing: .08em;
  align-self: end;
}
.sec-lead {
  grid-column: 2;
  font-size: 14.5px;
  color: var(--muted);
}

/* 滚动进场 */
.rv { opacity: 0; transform: translateY(20px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.rv.on { opacity: 1; transform: none; }

/* ---------------------------------------------------------------------
   01 档案
--------------------------------------------------------------------- */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.profile-card {
  background: linear-gradient(160deg, rgba(236, 228, 212, .05), rgba(236, 228, 212, .015));
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 20px 22px;
  transition: border-color .3s, transform .3s var(--ease), background .3s;
}
.profile-card:hover {
  border-color: rgba(232, 163, 61, .45);
  transform: translateY(-3px);
  background: linear-gradient(160deg, rgba(232, 163, 61, .07), rgba(236, 228, 212, .02));
}
.profile-card .lb {
  font-size: 11.5px;
  letter-spacing: .3em;
  color: var(--amber);
  margin-bottom: 10px;
}
.profile-card .vl {
  font-family: var(--serif);
  font-size: 17.5px;
  line-height: 1.55;
  color: var(--ink);
}
.profile-card .nt {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
}

/* ---------------------------------------------------------------------
   02 作品年表
--------------------------------------------------------------------- */
.timeline { list-style: none; position: relative; padding-left: 4px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 99px;
  top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(var(--amber-lo), var(--line) 20%, var(--line) 80%, transparent);
}
.tl-item {
  position: relative;
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 0 32px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.tl-item:last-child { border-bottom: none; }
.tl-year {
  font-family: var(--serif);
  font-size: 25px;
  color: var(--amber);
  letter-spacing: .04em;
  text-align: right;
  line-height: 28px;
  position: relative;
}
.tl-item::after {
  content: "";
  position: absolute;
  left: 96px;
  top: 32px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(232, 163, 61, .14), 0 0 14px rgba(232, 163, 61, .5);
}
.tl-body { padding-left: 12px; }
.tl-title {
  font-family: var(--serif);
  font-size: 19px;
  color: var(--ink);
}
.tl-role {
  font-size: 13.5px;
  color: var(--amber-hi);
  margin-top: 2px;
}
.tl-desc {
  font-size: 14px;
  color: var(--ink-dim);
  margin-top: 7px;
  max-width: 620px;
}

/* ---------------------------------------------------------------------
   03 角色卡
--------------------------------------------------------------------- */
.roles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.role-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 24px 22px 22px;
  background:
    radial-gradient(120% 90% at 50% -20%, rgba(232, 163, 61, .13), rgba(232, 163, 61, 0) 62%),
    linear-gradient(170deg, var(--bg-3), var(--bg-2));
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s, box-shadow .35s;
}
.role-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  height: 2px; width: 100%;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
  opacity: .5;
  transition: opacity .35s;
}
.role-card:hover {
  transform: translateY(-5px);
  border-color: rgba(232, 163, 61, .5);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .45);
}
.role-card:hover::before { opacity: 1; }
.role-tag {
  display: inline-block;
  font-size: 10.5px;
  letter-spacing: .26em;
  color: var(--amber);
  border: 1px solid rgba(232, 163, 61, .35);
  border-radius: 999px;
  padding: 3px 11px;
  margin-bottom: 16px;
}
.role-name {
  font-family: var(--serif);
  font-size: 27px;
  letter-spacing: .05em;
  color: var(--ink);
  line-height: 1.25;
}
.role-work {
  font-size: 13.5px;
  color: var(--amber-hi);
  margin-top: 6px;
}
.role-note {
  font-size: 13.5px;
  color: var(--ink-dim);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  line-height: 1.7;
}

/* ---------------------------------------------------------------------
   04 荣誉
--------------------------------------------------------------------- */
.awards-list { display: grid; gap: 10px; }
.award-row {
  display: grid;
  grid-template-columns: 76px 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: linear-gradient(160deg, rgba(236, 228, 212, .045), rgba(236, 228, 212, .01));
  transition: border-color .3s, transform .3s var(--ease);
}
.award-row:hover { border-color: rgba(232, 163, 61, .45); transform: translateX(4px); }
.award-year { font-family: var(--serif); font-size: 23px; color: var(--amber); }
.award-org { font-size: 14.5px; color: var(--ink-dim); }
.award-title {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--amber-hi);
  margin-top: 2px;
}
.award-for {
  font-size: 12.5px;
  color: var(--muted);
  text-align: right;
  white-space: nowrap;
}

/* ---------------------------------------------------------------------
   05 答疑
--------------------------------------------------------------------- */
.faq { display: grid; gap: 10px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: linear-gradient(160deg, rgba(236, 228, 212, .04), rgba(236, 228, 212, .008));
  overflow: hidden;
  transition: border-color .3s;
}
.faq-item[open] { border-color: rgba(232, 163, 61, .4); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 17px 22px;
  font-family: var(--serif);
  font-size: 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 20px;
  color: var(--amber);
  flex: none;
  transition: transform .3s var(--ease);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-a {
  padding: 0 22px 19px;
  font-size: 14.5px;
  color: var(--ink-dim);
  line-height: 1.85;
}

/* ---------------------------------------------------------------------
   06 留言剧场
--------------------------------------------------------------------- */
.wall-shell {
  display: grid;
  grid-template-columns: minmax(0, 360px) 1fr;
  gap: 20px;
  align-items: stretch;
}
.wall-form {
  background: linear-gradient(165deg, var(--bg-3), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px;
  display: grid;
  gap: 14px;
  position: relative;
}
.field { display: grid; gap: 6px; }
.field label {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}
.req { color: var(--amber); }
.field input, .field textarea {
  width: 100%;
  background: rgba(13, 15, 20, .72);
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 11px 13px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14.5px;
  transition: border-color .25s, box-shadow .25s;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(232, 163, 61, .14);
}
.field textarea { resize: vertical; min-height: 92px; }
.field-text { position: relative; }
.cnt {
  position: absolute;
  right: 12px; bottom: 9px;
  font-size: 11px;
  color: var(--muted);
}
.field-text textarea { padding-bottom: 26px; }

/* 蜜罐：视觉不可见，但真实存在于 DOM 与表单内 */
.wf-hp {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px; height: 1px;
  overflow: hidden;
  opacity: 0;
}

/* Turnstile 容器 */
.wf-ts { min-height: 0; display: flex; justify-content: center; }

.msg {
  font-size: 13px;
  min-height: 20px;
  line-height: 1.5;
}
.msg.ok  { color: var(--amber-hi); }
.msg.err { color: #e07a5f; }

.form-note {
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.6;
  border-top: 1px dashed var(--line);
  padding-top: 11px;
}

/* 留言带 */
.wall-band-wrap {
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: linear-gradient(165deg, rgba(236, 228, 212, .045), rgba(13, 15, 20, .4));
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 260px;
}
.wall-band-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
  letter-spacing: .24em;
  color: var(--amber);
  background: rgba(232, 163, 61, .05);
}
.wall-band-head em {
  font-style: normal;
  color: var(--muted);
  letter-spacing: .08em;
  font-size: 12px;
}
.wall-band {
  overflow-x: auto;
  padding: 16px;
  display: flex;
  gap: 12px;
  scrollbar-width: thin;
  scrollbar-color: rgba(232, 163, 61, .4) transparent;
}
.wall-band::-webkit-scrollbar { height: 6px; }
.wall-band::-webkit-scrollbar-thumb { background: rgba(232, 163, 61, .35); border-radius: 3px; }
.wall-track { display: flex; gap: 12px; }
.wall-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
  align-items: center;
  padding: 46px 22px;
  border: 1px dashed var(--line-2);
  border-radius: 10px;
  text-align: center;
  color: var(--muted);
}
.wall-empty b { color: var(--ink-dim); font-weight: 600; font-size: 15px; }
.wall-empty span { font-size: 12.5px; }

/* 卡片（js/wall.js 生成的 .wall-card 结构：.wc-text + .wc-meta{b, i.wc-dot, span, em}） */
.wall-card {
  flex: 0 0 auto;
  width: 210px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 15px 16px;
  background: linear-gradient(170deg, var(--bg-3), var(--bg-2));
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, .25);
}
.wc-text { font-size: 14px; line-height: 1.65; color: var(--ink); }
.wc-meta {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  color: var(--muted);
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
  flex-wrap: wrap;
}
.wc-meta b {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--amber-hi);
}
.wc-meta b::before { content: "✦ "; color: var(--amber); font-size: 10px; }
.wc-meta i.wc-dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--amber-lo);
  flex: none;
}
.wc-meta em { font-style: normal; margin-left: auto; }

/* ---------------------------------------------------------------------
   页脚
--------------------------------------------------------------------- */
.footer {
  position: relative;
  z-index: 2;
  margin-top: clamp(70px, 10vw, 130px);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 15, 20, 0), rgba(232, 163, 61, .028));
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 44px 22px 54px;
  display: grid;
  gap: 12px;
}
.footer-brand {
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: .12em;
  margin-bottom: 8px;
}
.footer-brand span {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .2em;
  margin-left: 10px;
}
.ft-p { font-size: 13px; line-height: 1.85; color: var(--ink-dim); }
.ft-mut { color: var(--muted); }
.ft-link { color: var(--amber); text-decoration: underline; text-underline-offset: 3px; }
.ft-link:hover { color: var(--amber-hi); }
.ft-copy {
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: .06em;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  margin-top: 6px;
}

/* ---------------------------------------------------------------------
   返回顶部
--------------------------------------------------------------------- */
.back-top {
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 55;
  background: rgba(13, 15, 20, .82);
  border: 1px solid var(--line-2);
  color: var(--amber);
  font-size: 12px;
  letter-spacing: .12em;
  padding: 10px 16px;
  border-radius: 999px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity .35s, transform .35s, border-color .25s;
  backdrop-filter: blur(6px);
}
.back-top.show { opacity: 1; pointer-events: auto; transform: none; }
.back-top:hover { border-color: var(--amber); color: var(--amber-hi); }

/* ---------------------------------------------------------------------
   响应式
--------------------------------------------------------------------- */
@media (max-width: 860px) {
  .wall-shell { grid-template-columns: 1fr; }
  .award-row { grid-template-columns: 62px 1fr; }
  .award-for { grid-column: 2; text-align: left; margin-top: 2px; }
}
@media (max-width: 720px) {
  .nav a:not(.nav-cta) { display: none; }
  .top { padding: 12px 16px; }
  .timeline::before { left: 78px; }
  .tl-item { grid-template-columns: 64px 1fr; gap: 0 20px; }
  .tl-item::after { left: 75px; }
  .tl-year { font-size: 20px; }
  .sec-head { grid-template-columns: auto 1fr; }
}
@media (max-width: 460px) {
  .wall-card { width: 180px; }
  .hero-cta .btn { width: 100%; }
}

/* 无动效偏好 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .stage .curtain.left { transform: translateX(-104%); }
  .stage .curtain.right { transform: translateX(104%); }
  .stage::after { opacity: 0; }
  .rv { opacity: 1; transform: none; }
}