/* =====================================================================
   付泽凯 · 个人作品集  —  三套视觉风格
   A 暗场画廊 Cinematic Dark  |  B 纸质装帧 Paper Album  |  C 街机风 Arcade HUD
   ===================================================================== */

/* ---------- Reset / 基础 ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; background: none; border: none; cursor: pointer; }
::selection { background: #d9a05b; color: #111; }

:root {
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "STZhongsong", "STSong", "SimSun", serif;
  --font-mono: "Cascadia Code", "JetBrains Mono", "SF Mono", Consolas, monospace;
}

body { font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
.view { min-height: 62vh; }
.view-enter { animation: viewIn .45s ease both; }
@keyframes viewIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* =====================================================================
   A · 暗场画廊 CINEMATIC DARK
   ===================================================================== */
html[data-theme="a"] {
  --bg: #0e0e10; --bg2: #17171a; --ink: #ececf1; --dim: #9a9aa3; --faint: #55555e;
  --accent: #d9a05b; --line: rgba(255, 255, 255, .09);
  background: var(--bg); color: var(--ink);
  scroll-snap-type: y proximity;
}
html[data-theme="a"] body { background: var(--bg); color: var(--ink); }

/* 导航 */
html[data-theme="a"] .nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 22px 6vw; mix-blend-mode: difference; color: #fff;
}
html[data-theme="a"] .nav-brand { font-size: 17px; font-weight: 300; letter-spacing: .3em; }
html[data-theme="a"] .nav-brand-en { display: block; font-family: var(--font-mono); font-size: 9px; letter-spacing: .28em; opacity: .55; margin-top: 4px; }
html[data-theme="a"] .nav-links a { font-size: 12px; letter-spacing: .24em; margin-left: 34px; opacity: .72; transition: .25s; }
html[data-theme="a"] .nav-links a:hover, html[data-theme="a"] .nav-links a.is-active { opacity: 1; }

/* 首页 Hero */
html[data-theme="a"] .hero { position: relative; height: 100svh; overflow: hidden; scroll-snap-align: start; }
html[data-theme="a"] .hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
html[data-theme="a"] .hero-shade { position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,14,16,.42) 0%, rgba(14,14,16,.18) 45%, rgba(14,14,16,.92) 100%); }
html[data-theme="a"] .hero-inner { position: absolute; left: 6vw; bottom: 13vh; }
html[data-theme="a"] .hero-kicker { font-size: 12px; letter-spacing: .42em; color: var(--accent); margin-bottom: 22px; }
html[data-theme="a"] .hero-title { font-size: clamp(72px, 11vw, 140px); font-weight: 200; letter-spacing: .1em; line-height: 1; }
html[data-theme="a"] .hero-sub { margin-top: 20px; font-size: 15px; font-weight: 300; letter-spacing: .5em; color: var(--dim); }
html[data-theme="a"] .hero-cta { display: inline-block; margin-top: 40px; padding: 13px 30px;
  border: 1px solid var(--accent); color: var(--accent); font-size: 12px; letter-spacing: .3em; transition: .3s; }
html[data-theme="a"] .hero-cta:hover { background: var(--accent); color: #0e0e10; }

/* A · 标题字体：思源宋体细体（电影字幕卡气质） */
html[data-theme="a"] {
  --font-display: "Noto Serif SC", "STZhongsong", "SimSun", serif;
}
html[data-theme="a"] .hero-title, html[data-theme="a"] .scene-title, html[data-theme="a"] .pj-title,
html[data-theme="a"] .view-head h1, html[data-theme="a"] .prop-info h2, html[data-theme="a"] .school-card h2,
html[data-theme="a"] .about-name { font-family: var(--font-display); font-weight: 300; }

/* 精选作品：全屏分幕 */
html[data-theme="a"] .works { position: relative; }
html[data-theme="a"] .scene-card {
  position: relative; display: block; height: 100svh; scroll-snap-align: start;
  background-size: cover; background-position: center; overflow: hidden;
}
@media (min-width: 961px) and (hover: hover) {
  html[data-theme="a"] .scene-card { background-attachment: fixed; }
}
html[data-theme="a"] .scene-shade { position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,14,16,.3), rgba(14,14,16,.16) 45%, rgba(14,14,16,.86) 100%); }
html[data-theme="a"] .scene-no {
  position: absolute; right: 5vw; top: 16vh; font-size: clamp(96px, 13vw, 180px);
  font-weight: 200; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.28);
}
html[data-theme="a"] .scene-label { position: absolute; left: 6vw; top: 110px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: rgba(255,255,255,.55); }
html[data-theme="a"] .scene-info { position: absolute; left: 6vw; bottom: 13vh; }
html[data-theme="a"] .scene-title { display: block; font-size: clamp(42px, 5.4vw, 68px); font-weight: 250; letter-spacing: .06em; }
html[data-theme="a"] .scene-tags { display: block; margin-top: 16px; font-size: 13px; font-weight: 300; letter-spacing: .24em; color: var(--dim); }
html[data-theme="a"] .scene-go { position: absolute; right: 6vw; bottom: 12.5vh;
  font-size: clamp(15px, 1.2vw, 19px); letter-spacing: .3em; color: var(--accent);
  padding-bottom: 10px; border-bottom: 1px solid rgba(217,160,91,.55); opacity: .95; transition: .3s; }
html[data-theme="a"] .scene-card:hover .scene-go { opacity: 1; transform: translateX(8px); }

/* 道具与武器：半屏双卡 */
html[data-theme="a"] .props-strip-label { padding: 90px 6vw 34px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .3em; color: var(--dim); scroll-snap-align: start; }
html[data-theme="a"] .props-strip { display: grid; grid-template-columns: 1fr 1fr; }
html[data-theme="a"] .prop-a { position: relative; display: block; height: 46vh; background-size: cover; background-position: center; overflow: hidden; scroll-snap-align: center; }
html[data-theme="a"] .prop-a-shade { position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,14,16,.3), rgba(14,14,16,.78) 100%); transition: .3s; }
html[data-theme="a"] .prop-a:hover .prop-a-shade { background: linear-gradient(180deg, rgba(14,14,16,.15), rgba(14,14,16,.66) 100%); }
html[data-theme="a"] .prop-a-no { position: absolute; left: 4vw; top: 42px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .3em; color: rgba(255,255,255,.55); }
html[data-theme="a"] .prop-a-info { position: absolute; left: 4vw; bottom: 40px; }
html[data-theme="a"] .prop-a-title { display: block; font-size: clamp(26px, 2.6vw, 40px); font-weight: 300; letter-spacing: .1em; }
html[data-theme="a"] .prop-a-tags { display: block; margin-top: 12px; font-size: 12px; font-weight: 300; letter-spacing: .22em; color: var(--dim); }
html[data-theme="a"] .prop-a-go { position: absolute; right: 4vw; bottom: 46px; font-size: 14px;
  letter-spacing: .26em; color: var(--accent); padding-bottom: 9px; border-bottom: 1px solid rgba(217,160,91,.55); transition: .3s; }
html[data-theme="a"] .prop-a:hover .prop-a-go { transform: translateX(8px); }

/* 视图头 */
html[data-theme="a"] .view-head { padding: 130px 6vw 0; }
html[data-theme="a"] .view-head .kicker { font-family: var(--font-mono); font-size: 12px; letter-spacing: .34em; color: var(--accent); }
html[data-theme="a"] .view-head h1 { margin-top: 18px; font-size: clamp(44px, 5vw, 64px); font-weight: 250; letter-spacing: .08em; }
html[data-theme="a"] .view-head .view-sub { margin-top: 14px; font-size: 14px; font-weight: 300; letter-spacing: .1em; color: var(--dim); }

/* 项目详情 */
html[data-theme="a"] .project { max-width: 1520px; margin: 0 auto; padding: 110px 6vw 90px; }
html[data-theme="a"] .pj-back { display: inline-block; font-size: 12px; letter-spacing: .2em; color: var(--dim); margin-bottom: 34px; transition: .25s; }
html[data-theme="a"] .pj-back:hover { color: var(--accent); }
html[data-theme="a"] .pj-no { font-size: clamp(56px, 6vw, 84px); font-weight: 200; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.3); }
html[data-theme="a"] .pj-title { margin-top: 10px; font-size: clamp(44px, 5.4vw, 72px); font-weight: 250; letter-spacing: .06em; }
html[data-theme="a"] .pj-en { margin-top: 12px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .32em; color: var(--faint); }
html[data-theme="a"] .pj-tags { margin-top: 14px; font-size: 13px; font-weight: 300; letter-spacing: .2em; color: var(--accent); }
html[data-theme="a"] .pj-body { display: grid; grid-template-columns: 320px 1fr; gap: 56px; margin-top: 56px; }
html[data-theme="a"] .pj-info { position: sticky; top: 100px; align-self: start; }
html[data-theme="a"] .pj-info dl div { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); }
html[data-theme="a"] .pj-info dt { font-size: 12px; letter-spacing: .22em; color: var(--faint); flex: none; }
html[data-theme="a"] .pj-info dd { font-size: 13px; font-weight: 300; color: var(--dim); text-align: right; }
html[data-theme="a"] .pj-desc { margin-top: 26px; font-size: 14px; font-weight: 300; line-height: 2; color: var(--dim); }
html[data-theme="a"] .pj-media { display: grid; gap: 44px; align-content: start; }
html[data-theme="a"] .pj-media figcaption { margin-top: 12px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .18em; color: var(--faint); }

/* 下一作品导航 */
html[data-theme="a"] .pj-next { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px;
  height: 300px; margin-top: 70px; padding: 0 5vw; background-size: cover; background-position: center; overflow: hidden; }
html[data-theme="a"] .pj-next-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(14,14,16,.88), rgba(14,14,16,.4)); transition: .3s; }
html[data-theme="a"] .pj-next:hover .pj-next-shade { background: linear-gradient(90deg, rgba(14,14,16,.8), rgba(14,14,16,.28)); }
html[data-theme="a"] .pj-next-txt { position: relative; z-index: 1; }
html[data-theme="a"] .pj-next-label { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: var(--faint); }
html[data-theme="a"] .pj-next-title { display: block; margin-top: 12px; font-family: var(--font-display); font-size: clamp(30px, 3.4vw, 46px); font-weight: 300; letter-spacing: .08em; }
html[data-theme="a"] .pj-next-tags { display: block; margin-top: 10px; font-size: 12px; font-weight: 300; letter-spacing: .22em; color: var(--dim); }
html[data-theme="a"] .pj-next-go { position: relative; z-index: 1; font-size: 14px; letter-spacing: .26em; color: var(--accent); padding-bottom: 9px; border-bottom: 1px solid rgba(217,160,91,.55); transition: .3s; flex: none; }
html[data-theme="a"] .pj-next:hover .pj-next-go { transform: translateX(8px); }

/* 道具 */
html[data-theme="a"] .props { padding-bottom: 40px; }
html[data-theme="a"] .prop { display: grid; grid-template-columns: 1.25fr 1fr; gap: 64px; align-items: start; padding: 72px 6vw; max-width: 1520px; margin: 0 auto; }
html[data-theme="a"] .prop-alt .prop-media { order: 2; }
html[data-theme="a"] .prop-media img { width: 100%; }
html[data-theme="a"] .prop-thumb { margin-top: 16px; }
html[data-theme="a"] .prop-info { position: sticky; top: 110px; }
html[data-theme="a"] .prop-no { font-family: var(--font-mono); font-size: 12px; letter-spacing: .3em; color: var(--accent); }
html[data-theme="a"] .prop-info h2 { margin-top: 14px; font-size: 36px; font-weight: 250; letter-spacing: .08em; }
html[data-theme="a"] .prop-en { margin-top: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .3em; color: var(--faint); }
html[data-theme="a"] .prop-desc { margin-top: 22px; font-size: 14px; font-weight: 300; line-height: 2; color: var(--dim); }
html[data-theme="a"] .prop-flow { margin-top: 30px; }
html[data-theme="a"] .prop-flow li { border-left: 2px solid var(--accent); padding: 4px 0 4px 18px; margin: 16px 0; font-size: 13px; font-weight: 300; letter-spacing: .06em; color: var(--dim); }

/* 在校项目 */
html[data-theme="a"] .school { padding-bottom: 100px; }
html[data-theme="a"] .school-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; padding: 60px 6vw 0; max-width: 1520px; margin: 0 auto; }
html[data-theme="a"] .school-card { background: var(--bg2); border: 1px solid var(--line); padding: 38px 34px; display: flex; flex-direction: column; transition: .3s; }
html[data-theme="a"] .school-card:hover { border-color: rgba(217,160,91,.5); transform: translateY(-4px); }
html[data-theme="a"] .sc-period { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; color: var(--faint); }
html[data-theme="a"] .school-card h2 { margin-top: 16px; font-size: 23px; font-weight: 300; letter-spacing: .06em; }
html[data-theme="a"] .sc-role { margin-top: 10px; font-size: 12px; letter-spacing: .16em; color: var(--accent); }
html[data-theme="a"] .sc-desc { margin-top: 18px; font-size: 13.5px; font-weight: 300; line-height: 1.95; color: var(--dim); flex: 1; }
html[data-theme="a"] .sc-score { margin-top: 28px; font-size: 52px; font-weight: 200; color: var(--accent); line-height: 1; }
html[data-theme="a"] .sc-score span { display: block; margin-top: 8px; font-size: 11px; letter-spacing: .18em; color: var(--faint); }

/* 关于 */
html[data-theme="a"] .about { max-width: 1520px; margin: 0 auto; padding: 0 6vw 100px; }
html[data-theme="a"] .about-grid { display: grid; grid-template-columns: 1fr 360px; gap: 72px; margin-top: 60px; }
html[data-theme="a"] .about-name { font-size: 46px; font-weight: 250; letter-spacing: .1em; }
html[data-theme="a"] .about-en { margin-left: 18px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: var(--faint); }
html[data-theme="a"] .about-line { margin-top: 14px; font-size: 14px; font-weight: 300; letter-spacing: .06em; color: var(--dim); }
html[data-theme="a"] .about-bio { margin-top: 26px; font-size: 15px; font-weight: 300; line-height: 2.1; color: var(--ink); border-left: 2px solid var(--accent); padding-left: 20px; }
html[data-theme="a"] .skill-group { margin-top: 44px; }
html[data-theme="a"] .skill-group h3 { font-size: 12px; letter-spacing: .3em; color: var(--accent); font-weight: 400; }
html[data-theme="a"] .chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
html[data-theme="a"] .chips li { border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; font-size: 13px; font-weight: 300; color: var(--dim); transition: .25s; }
html[data-theme="a"] .chips li:hover { border-color: var(--accent); color: var(--accent); }
html[data-theme="a"] .ai-note, html[data-theme="a"] .hobby { margin-top: 14px; font-size: 13px; font-weight: 300; line-height: 1.9; color: var(--faint); }
html[data-theme="a"] .about-side h3 { font-size: 12px; letter-spacing: .3em; color: var(--accent); font-weight: 400; margin-bottom: 16px; }
html[data-theme="a"] .contact-row { display: block; border: 1px solid var(--line); padding: 14px 18px; margin-bottom: 12px; font-size: 13px; font-weight: 300; letter-spacing: .08em; color: var(--dim); transition: .25s; }
html[data-theme="a"] .contact-row:hover { border-color: var(--accent); color: var(--accent); }

/* 页脚 */
html[data-theme="a"] .footer { border-top: 1px solid var(--line); padding: 52px 6vw; display: flex; flex-direction: column; gap: 16px; }
html[data-theme="a"] .ft-name { font-size: 19px; font-weight: 300; letter-spacing: .2em; }
html[data-theme="a"] .ft-name span { margin-left: 14px; font-size: 12px; letter-spacing: .2em; color: var(--faint); }
html[data-theme="a"] .ft-contact a { font-size: 13px; font-weight: 300; letter-spacing: .1em; color: var(--dim); margin-right: 28px; transition: .25s; }
html[data-theme="a"] .ft-contact a:hover { color: var(--accent); }
html[data-theme="a"] .ft-dl { display: flex; gap: 12px; }
html[data-theme="a"] .ft-dl a { border: 1px solid var(--line); padding: 10px 18px; font-size: 12px; letter-spacing: .14em; color: var(--dim); transition: .25s; }
html[data-theme="a"] .ft-dl a:hover { border-color: var(--accent); color: var(--accent); }
html[data-theme="a"] .ft-fine { font-size: 11px; letter-spacing: .1em; color: var(--faint); }

/* =====================================================================
   B · 纸质装帧 PAPER ALBUM
   ===================================================================== */
html[data-theme="b"] {
  --bg: #f3eee4; --ink: #2b2620; --dim: #6f675c; --faint: #a89f92;
  --accent: #b03a2e; --line: #2b2620; --line2: #d8d0c0;
  --font-serif: "LXGW WenKai", "STXingkai", "华文行楷", "KaiTi", "楷体", "STKaiti", serif;
  background: var(--bg); color: var(--ink);
}
html[data-theme="b"] body {
  font-family: "LXGW WenKai", "KaiTi", "楷体", "STKaiti", serif;
  background:
    linear-gradient(90deg, rgba(43,38,32,.10), rgba(43,38,32,0) 52px),
    linear-gradient(270deg, rgba(43,38,32,.05), rgba(43,38,32,0) 30px),
    var(--bg);
  color: var(--ink);
}
html[data-theme="b"] ::selection { background: #b03a2e; color: #f6f1e5; }
/* 纸张颗粒 */
html[data-theme="b"] body::after { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 9997;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='240' height='240' filter='url(%23n)' opacity='0.55'/></svg>");
  opacity: .09; mix-blend-mode: multiply; }

/* 实体照片（相纸 + 胶带） */
html[data-theme="b"] .photo { position: relative; background: #fffdf8; padding: 12px 12px 14px;
  border: 1px solid rgba(43,38,32,.14);
  box-shadow: 0 2px 6px rgba(43,38,32,.14), 0 16px 32px -14px rgba(43,38,32,.3);
  transition: transform .35s, box-shadow .35s; }
html[data-theme="b"] .photo::before { content: ""; position: absolute; top: -13px; left: 50%; width: 94px; height: 26px;
  transform: translateX(-50%) rotate(-2.5deg); background: rgba(226,208,158,.62);
  border-left: 1px dashed rgba(255,255,255,.55); border-right: 1px dashed rgba(255,255,255,.55);
  box-shadow: 0 1px 3px rgba(43,38,32,.16); }
html[data-theme="b"] .photo:hover { transform: rotate(0deg) translateY(-4px); z-index: 3;
  box-shadow: 0 6px 14px rgba(43,38,32,.16), 0 28px 46px -16px rgba(43,38,32,.36); }

/* 导航 */
html[data-theme="b"] .nav { display: flex; justify-content: space-between; align-items: flex-end; padding: 30px 6vw 22px; border-bottom: 1px solid var(--line); }
html[data-theme="b"] .nav-brand { font-family: var(--font-serif); font-size: 24px; font-weight: 700; letter-spacing: .12em; }
html[data-theme="b"] .nav-brand-en { display: block; font-family: var(--font-mono); font-size: 9px; letter-spacing: .3em; color: var(--dim); margin-top: 5px; }
html[data-theme="b"] .nav-links a { font-size: 13px; margin-left: 30px; padding-bottom: 4px; color: var(--ink); transition: .2s; }
html[data-theme="b"] .nav-links a:hover { color: var(--accent); }
html[data-theme="b"] .nav-links a.is-active { border-bottom: 2px solid var(--accent); }

/* 通用小标 */
html[data-theme="b"] .kicker { font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: var(--dim); }
html[data-theme="b"] .kicker::before { content: "— "; color: var(--accent); }

/* Hero：竖排书名 + 贴上去的照片 */
html[data-theme="b"] .hero-b { display: grid; grid-template-columns: 1fr auto auto; gap: 4.5vw; align-items: center; padding: 9vh 6vw 8vh; }
html[data-theme="b"] .hero-b-left { align-self: end; padding-bottom: 2vh; }
html[data-theme="b"] .hero-b-title { writing-mode: vertical-rl; font-family: "Ma Shan Zheng", "STXingkai", "华文行楷", var(--font-serif);
  font-weight: 400; font-size: clamp(34px, 5.4vh, 52px); letter-spacing: .18em; line-height: 1.35;
  height: auto; margin: 0; }
html[data-theme="b"] .hero-b-sub { margin-top: 26px; font-size: 15px; letter-spacing: .08em; }
html[data-theme="b"] .hero-b-note { margin-top: 30px; font-size: 14px; line-height: 2.15; color: var(--dim); }
html[data-theme="b"] .hero-b-fig { transform: rotate(2deg); width: clamp(300px, 26vw, 430px); }
html[data-theme="b"] .hero-b-fig img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
html[data-theme="b"] .hero-b-fig figcaption { font-family: var(--font-serif); font-size: 12px; color: var(--dim); margin-top: 12px; letter-spacing: .1em; }

/* 目录页 */
html[data-theme="b"] .works-b { padding: 0 6vw 12vh; max-width: 1160px; }
html[data-theme="b"] .works-b .kicker { display: block; margin-bottom: 30px; }
html[data-theme="b"] .idx-row { display: flex; align-items: baseline; gap: 16px; padding: 25px 6px; border-top: 1px solid var(--line2); transition: .2s; }
html[data-theme="b"] .idx-row:last-child { border-bottom: 1px solid var(--line2); }
html[data-theme="b"] .idx-no { font-family: var(--font-serif); font-size: 18px; color: var(--accent); width: 42px; flex: none; }
html[data-theme="b"] .idx-main { display: flex; flex-direction: column; gap: 5px; }
html[data-theme="b"] .idx-name { font-family: var(--font-serif); font-size: clamp(22px, 2.5vw, 29px); font-weight: 700; letter-spacing: .09em; transition: .2s; }
html[data-theme="b"] .idx-meta { font-size: 12px; color: var(--dim); letter-spacing: .08em; }
html[data-theme="b"] .idx-dots { flex: 1; border-bottom: 2px dotted var(--faint); transform: translateY(-5px); transition: .2s; }
html[data-theme="b"] .idx-page { font-family: var(--font-mono); font-size: 12px; color: var(--dim); }
html[data-theme="b"] .idx-row:hover .idx-name { color: var(--accent); }
html[data-theme="b"] .idx-row:hover .idx-dots { border-color: var(--accent); }
html[data-theme="b"] .idx-row:hover .idx-no { transform: translateX(4px); }

/* 视图头 */
html[data-theme="b"] .view-head { padding: 90px 6vw 0; }
html[data-theme="b"] .view-head h1 { margin-top: 20px; font-family: var(--font-serif); font-size: clamp(40px, 5vw, 62px); font-weight: 700; letter-spacing: .08em; }
html[data-theme="b"] .view-head .view-sub { margin-top: 14px; font-size: 14px; color: var(--dim); letter-spacing: .04em; }

/* 项目详情：贴在纸上的档案 */
html[data-theme="b"] .project { padding: 0 6vw 10vh; }
html[data-theme="b"] .pj-head { padding: 56px 0 34px; border-bottom: 1px solid var(--line); }
html[data-theme="b"] .pj-back { display: inline-block; font-size: 13px; color: var(--dim); margin-bottom: 30px; transition: .2s; }
html[data-theme="b"] .pj-back:hover { color: var(--accent); }
html[data-theme="b"] .pj-no { display: inline-block; font-family: var(--font-serif); font-size: 20px; color: var(--accent); margin-right: 18px; vertical-align: super; }
html[data-theme="b"] .pj-title { display: inline-block; font-family: var(--font-serif); font-size: clamp(40px, 5.2vw, 66px); font-weight: 700; letter-spacing: .06em; }
html[data-theme="b"] .pj-en { margin-top: 10px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .26em; color: var(--dim); }
html[data-theme="b"] .pj-tags { margin-top: 12px; font-size: 13px; color: var(--dim); letter-spacing: .1em; }
html[data-theme="b"] .pj-info { margin: 44px 0 56px; }
html[data-theme="b"] .pj-info dl { display: flex; flex-wrap: wrap; }
html[data-theme="b"] .pj-info dl div { border: 1px dashed var(--faint); padding: 12px 20px; margin: -1px 0 0 -1px; min-width: 150px; background: rgba(255,253,248,.6); }
html[data-theme="b"] .pj-info dt { font-family: var(--font-mono); font-size: 10px; letter-spacing: .2em; color: var(--dim); margin-bottom: 5px; }
html[data-theme="b"] .pj-info dd { font-size: 14px; }
html[data-theme="b"] .pj-desc { margin-top: 26px; max-width: 42em; font-size: 15px; line-height: 2.1; }
html[data-theme="b"] .pj-media figure { position: relative; background: #fffdf8; border: 1px solid rgba(43,38,32,.14);
  padding: 12px; margin-bottom: 56px; box-shadow: 0 16px 32px -14px rgba(43,38,32,.3); transition: transform .35s; }
html[data-theme="b"] .pj-media figure:nth-child(odd) { width: 88%; transform: rotate(-1.1deg); }
html[data-theme="b"] .pj-media figure:nth-child(even) { width: 82%; margin-left: auto; transform: rotate(1.2deg); }
html[data-theme="b"] .pj-media figure:hover { transform: rotate(0) translateY(-4px); z-index: 3; }
html[data-theme="b"] .pj-media figure:first-child::before { content: ""; position: absolute; top: -13px; left: 50%; width: 94px; height: 26px;
  transform: translateX(-50%) rotate(-2.5deg); background: rgba(226,208,158,.62);
  border-left: 1px dashed rgba(255,255,255,.55); border-right: 1px dashed rgba(255,255,255,.55); box-shadow: 0 1px 3px rgba(43,38,32,.16); }
html[data-theme="b"] .pj-media figcaption { font-family: var(--font-serif); font-size: 12px; color: var(--dim); margin-top: 12px; letter-spacing: .1em; }

/* 下一作品导航 */
html[data-theme="b"] .pj-next { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px;
  min-height: 190px; margin-top: 24px; padding: 36px 5vw; border: 1px solid var(--line); background-size: cover; background-position: center; transition: .25s; }
html[data-theme="b"] .pj-next-shade { position: absolute; inset: 0; background: rgba(250,247,240,.88); }
html[data-theme="b"] .pj-next:hover .pj-next-shade { background: rgba(250,247,240,.76); }
html[data-theme="b"] .pj-next-txt { position: relative; z-index: 1; }
html[data-theme="b"] .pj-next-label { display: block; font-family: var(--font-mono); font-size: 10px; letter-spacing: .26em; color: var(--accent); }
html[data-theme="b"] .pj-next-title { display: block; margin-top: 10px; font-family: var(--font-serif); font-size: clamp(28px, 3vw, 40px); font-weight: 700; letter-spacing: .08em; }
html[data-theme="b"] .pj-next-tags { display: block; margin-top: 8px; font-size: 12px; letter-spacing: .1em; color: var(--dim); }
html[data-theme="b"] .pj-next-go { position: relative; z-index: 1; font-size: 15px; color: var(--ink); transition: .25s; flex: none; }
html[data-theme="b"] .pj-next:hover .pj-next-go { transform: translateX(6px); color: var(--accent); }

/* 道具 */
html[data-theme="b"] .props { padding-bottom: 40px; }
html[data-theme="b"] .prop { display: grid; grid-template-columns: 1.2fr 1fr; gap: 6vw; align-items: start; padding: 80px 6vw; border-top: 1px solid var(--line2); }
html[data-theme="b"] .prop-alt .prop-media { order: 2; }
html[data-theme="b"] .prop-media img { width: 100%; }
html[data-theme="b"] .prop-media .prop-main { background: #fffdf8; border: 1px solid rgba(43,38,32,.14); padding: 10px; box-shadow: 0 16px 32px -14px rgba(43,38,32,.28); }
html[data-theme="b"] .prop-thumb { border: 1px solid var(--line2); background: #fffdf8; padding: 8px; margin-top: 16px; }
html[data-theme="b"] .prop-no { font-family: var(--font-mono); font-size: 11px; letter-spacing: .26em; color: var(--accent); }
html[data-theme="b"] .prop-info h2 { margin-top: 14px; font-family: var(--font-serif); font-size: 38px; font-weight: 700; letter-spacing: .06em; }
html[data-theme="b"] .prop-en { margin-top: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .26em; color: var(--dim); }
html[data-theme="b"] .prop-desc { margin-top: 22px; font-size: 14.5px; line-height: 2.05; color: var(--ink); }
html[data-theme="b"] .prop-flow { margin-top: 28px; counter-reset: step; }
html[data-theme="b"] .prop-flow li { counter-increment: step; border-top: 1px solid var(--line2); padding: 13px 0; font-size: 13px; color: var(--dim); }
html[data-theme="b"] .prop-flow li::before { content: "0" counter(step) " / "; font-family: var(--font-mono); color: var(--accent); margin-right: 10px; }

/* 在校项目 */
html[data-theme="b"] .school { padding-bottom: 100px; }
html[data-theme="b"] .school-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; padding: 60px 6vw 0; }
html[data-theme="b"] .school-card { border: 1px solid var(--line); padding: 36px 30px; display: flex; flex-direction: column; background: #fffdf8; box-shadow: 3px 4px 0 rgba(43,38,32,.16); }
html[data-theme="b"] .sc-period { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; color: var(--dim); }
html[data-theme="b"] .school-card h2 { margin-top: 16px; font-family: var(--font-serif); font-size: 24px; font-weight: 700; letter-spacing: .05em; }
html[data-theme="b"] .sc-role { margin-top: 10px; font-size: 12px; letter-spacing: .12em; color: var(--accent); }
html[data-theme="b"] .sc-desc { margin-top: 18px; font-size: 13.5px; line-height: 2; color: var(--dim); flex: 1; }
html[data-theme="b"] .sc-score { margin-top: 28px; font-family: var(--font-serif); font-size: 44px; font-weight: 700; color: var(--accent); line-height: 1; }
html[data-theme="b"] .sc-score span { display: block; margin-top: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .16em; color: var(--dim); }

/* 关于 */
html[data-theme="b"] .about { max-width: 1200px; margin: 0 auto; padding: 0 6vw 100px; }
html[data-theme="b"] .about-grid { display: grid; grid-template-columns: 1fr 340px; gap: 6vw; margin-top: 54px; }
html[data-theme="b"] .about-name { font-family: var(--font-serif); font-size: 44px; font-weight: 700; letter-spacing: .1em; }
html[data-theme="b"] .about-name::after { content: "泽凯"; display: inline-block; vertical-align: middle; margin-left: 20px;
  padding: 9px 11px; background: var(--accent); color: #f6f1e5; font-size: 17px; line-height: 1.2; letter-spacing: .08em;
  border-radius: 3px; transform: rotate(-5deg); box-shadow: 0 2px 8px rgba(176,58,46,.35); }
html[data-theme="b"] .about-en { margin-left: 16px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: var(--dim); }
html[data-theme="b"] .about-line { margin-top: 14px; font-size: 14px; letter-spacing: .04em; color: var(--dim); }
html[data-theme="b"] .about-bio { margin-top: 28px; font-family: var(--font-serif); font-size: 18px; line-height: 2.1; }
html[data-theme="b"] .skill-group { margin-top: 42px; }
html[data-theme="b"] .skill-group h3 { font-family: var(--font-serif); font-size: 19px; font-weight: 700; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
html[data-theme="b"] .chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
html[data-theme="b"] .chips li { border: 1px solid var(--line); background: #fffdf8; padding: 8px 18px; font-size: 13px; transition: .2s; }
html[data-theme="b"] .chips li:hover { background: var(--ink); color: var(--bg); }
html[data-theme="b"] .ai-note, html[data-theme="b"] .hobby { margin-top: 14px; font-size: 13px; line-height: 1.95; color: var(--dim); }
html[data-theme="b"] .about-side h3 { font-family: var(--font-serif); font-size: 19px; font-weight: 700; margin-bottom: 16px; }
html[data-theme="b"] .contact-row { display: block; border: 1px solid var(--line); background: #fffdf8; padding: 14px 18px; margin-bottom: 12px; font-size: 13px; transition: .2s; }
html[data-theme="b"] .contact-row:hover { background: var(--ink); color: var(--bg); }

/* 页脚：版权页 */
html[data-theme="b"] .footer { border-top: 3px double var(--ink); margin-top: 40px; padding: 44px 6vw; display: flex; flex-direction: column; gap: 14px; }
html[data-theme="b"] .ft-name { font-family: var(--font-serif); font-size: 20px; font-weight: 700; letter-spacing: .12em; }
html[data-theme="b"] .ft-name span { margin-left: 14px; font-size: 12px; letter-spacing: .14em; color: var(--dim); font-family: var(--font-sans); font-weight: 400; }
html[data-theme="b"] .ft-contact a { font-size: 13px; color: var(--dim); margin-right: 26px; }
html[data-theme="b"] .ft-contact a:hover { color: var(--accent); }
html[data-theme="b"] .ft-dl { display: flex; gap: 12px; }
html[data-theme="b"] .ft-dl a { border: 1px solid var(--line); background: #fffdf8; padding: 10px 18px; font-size: 12px; transition: .2s; }
html[data-theme="b"] .ft-dl a:hover { background: var(--ink); color: var(--bg); }
html[data-theme="b"] .ft-fine { font-size: 11px; color: var(--faint); letter-spacing: .06em; }

/* =====================================================================
   C · 街机风 ARCADE HUD
   ===================================================================== */
html[data-theme="c"] {
  --bg: #070b10; --panel: #0e1620; --ink: #d7e3ee; --dim: #5f7386; --faint: #3c4c5c;
  --accent: #00e5c3; --accent2: #ff2e88; --line: #1d2b3a;
  background: var(--bg); color: var(--ink);
}
html[data-theme="c"] body {
  background: var(--bg); color: var(--ink);
  background-image: linear-gradient(rgba(0,229,195,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(0,229,195,.03) 1px, transparent 1px);
  background-size: 44px 44px;
}
html[data-theme="c"] ::selection { background: var(--accent); color: #06251f; }
html[data-theme="c"] body::after { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 9998;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,.28) 0 1px, transparent 1px 4px); opacity: .14; }

/* 导航 HUD */
html[data-theme="c"] .nav { position: fixed; inset: 0 0 auto 0; z-index: 100; display: flex; justify-content: space-between; align-items: center;
  padding: 13px 28px; background: rgba(7,11,16,.86); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
html[data-theme="c"] .nav-brand { font-family: var(--font-mono); font-size: 14px; font-weight: 700; letter-spacing: .18em; color: var(--accent); }
html[data-theme="c"] .nav-brand-en { display: block; font-size: 8px; letter-spacing: .3em; color: var(--dim); margin-top: 3px; }
html[data-theme="c"] .nav-links a { font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; color: var(--dim); margin-left: 8px; padding: 6px 12px; transition: .2s; }
html[data-theme="c"] .nav-links a:hover { color: var(--ink); }
html[data-theme="c"] .nav-links a.is-active { color: #06251f; background: var(--accent); box-shadow: none; }
html[data-theme="c"] .nav-links a.is-active::before { content: "▸ "; }

/* 四角 HUD */
html[data-theme="c"] .hud { position: fixed; z-index: 90; font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em; line-height: 1.8; color: var(--dim); pointer-events: none; }
html[data-theme="c"] .hud-tl { top: 68px; left: 22px; }
html[data-theme="c"] .hud-tr { top: 68px; right: 22px; text-align: right; }
html[data-theme="c"] .hud-br { bottom: 20px; right: 22px; color: var(--accent); }
html[data-theme="c"] .hud-bl { bottom: 20px; left: 22px; color: var(--accent); }

/* Hero：游戏主菜单 */
html[data-theme="c"] .hero-c { position: relative; height: 100svh; display: grid; place-items: center; overflow: hidden; }
html[data-theme="c"] .hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
html[data-theme="c"] .hero-c-shade { position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(7,11,16,.5) 0%, rgba(7,11,16,.92) 100%); }
html[data-theme="c"] .hero-c-inner { position: relative; text-align: center; padding: 0 5vw; }
html[data-theme="c"] .kicker-mono { font-family: var(--font-mono); font-size: 12px; letter-spacing: .16em; color: var(--accent); }

/* C · 标题字体：站酷庆科黄油体（游戏海报气质） */
html[data-theme="c"] .hero-c-title, html[data-theme="c"] .pj-title, html[data-theme="c"] .view-head h1,
html[data-theme="c"] .prop-info h2, html[data-theme="c"] .school-card h2, html[data-theme="c"] .about-name,
html[data-theme="c"] .ch-name { font-family: "ZCOOL QingKe HuangYou", var(--font-sans); font-weight: 400; }
html[data-theme="c"] .hero-c-eyebrow { margin-top: 34px; font-family: var(--font-mono); font-size: 13px; letter-spacing: .58em; text-indent: .58em; color: var(--accent); text-shadow: 0 0 14px rgba(0,229,195,.5); }
html[data-theme="c"] .hero-c-title { position: relative; z-index: 0; margin-top: 18px; font-size: clamp(64px, 10vw, 128px); font-weight: 400; letter-spacing: .12em; color: #fff; line-height: 1.1;
  text-shadow: 4px 4px 0 rgba(255,46,136,.42), 8px 8px 0 rgba(0,0,0,.55); }
html[data-theme="c"] .hero-c-sub { margin-top: 20px; font-family: var(--font-mono); font-size: 13px; letter-spacing: .34em; color: var(--dim); }
html[data-theme="c"] .btn-start { display: inline-block; margin-top: 44px; padding: 17px 48px;
  font-family: var(--font-mono); font-size: 15px; font-weight: 700; letter-spacing: .16em;
  color: #06251f; background: var(--accent);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  transition: .25s; }
html[data-theme="c"] .btn-start:hover { box-shadow: 0 0 36px rgba(0,229,195,.55); transform: translateY(-2px); }
html[data-theme="c"] .hero-c-stats { margin-top: 30px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .24em; color: var(--dim); }

/* 关卡选择 */
html[data-theme="c"] .works-c { padding: 60px 5vw 130px; }
html[data-theme="c"] .ch-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 22px; margin-top: 24px; }
html[data-theme="c"] .ch-card { position: relative; display: block; background: var(--panel); border: 1px solid var(--line); transition: .25s; }
html[data-theme="c"] .ch-card::before, html[data-theme="c"] .ch-card::after { content: ""; position: absolute; width: 18px; height: 18px; opacity: 0; transition: .28s cubic-bezier(.2, .8, .3, 1); }
html[data-theme="c"] .ch-card::before { top: -1px; left: -1px; border-top: 2px solid var(--accent); border-left: 2px solid var(--accent); transform-origin: top left; transform: scale(2.6); }
html[data-theme="c"] .ch-card::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--accent); border-right: 2px solid var(--accent); transform-origin: bottom right; transform: scale(2.6); }
html[data-theme="c"] .ch-card:hover { border-color: rgba(0,229,195,.65); box-shadow: 0 0 30px rgba(0,229,195,.14); transform: translateY(-3px); }
html[data-theme="c"] .ch-card:hover::before, html[data-theme="c"] .ch-card:hover::after { opacity: 1; transform: scale(1); }
html[data-theme="c"] .ch-img { display: block; aspect-ratio: 16 / 9; overflow: hidden; position: relative; }
html[data-theme="c"] .ch-img img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.92); transition: transform .45s; }
html[data-theme="c"] .ch-card:hover .ch-img img { transform: scale(1.06); }
html[data-theme="c"] .ch-img::after { content: ""; position: absolute; top: -10%; left: -75%; width: 45%; height: 120%;
  transform: skewX(-20deg); pointer-events: none; transition: left .55s ease;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.30), rgba(0,229,195,.20), transparent); }
html[data-theme="c"] .ch-card:hover .ch-img::after { left: 135%; }
html[data-theme="c"] .ch-bar { display: flex; justify-content: space-between; align-items: baseline; padding: 13px 14px 5px; }
html[data-theme="c"] .ch-no { font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; color: var(--accent); }
html[data-theme="c"] .ch-name { font-size: 16px; font-weight: 700; color: #fff; letter-spacing: .04em; }
html[data-theme="c"] .ch-meta { display: block; padding: 0 14px 13px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .06em; color: var(--dim); }
html[data-theme="c"] .ch-enter { display: block; border-top: 1px solid var(--line); padding: 11px 14px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .22em; color: var(--dim); transition: .2s; }
html[data-theme="c"] .ch-card:hover .ch-enter { color: var(--accent); }

/* 道具条目：紧凑横排（主场是场景，道具只留一行） */
html[data-theme="c"] .pc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 18px; }
html[data-theme="c"] .pc-row { display: flex; align-items: center; gap: 14px; background: var(--panel); border: 1px solid var(--line); padding: 10px 14px; transition: .2s; }
html[data-theme="c"] .pc-row:hover { border-color: rgba(0,229,195,.55); box-shadow: 0 0 18px rgba(0,229,195,.08); }
html[data-theme="c"] .pc-img { width: 88px; height: 56px; object-fit: cover; flex: none; border: 1px solid var(--line); }
html[data-theme="c"] .pc-main { flex: 1; display: flex; flex-direction: column; gap: 4px; min-width: 0; }
html[data-theme="c"] .pc-name { font-size: 14px; font-weight: 700; color: #fff; letter-spacing: .04em; }
html[data-theme="c"] .pc-meta { font-family: var(--font-mono); font-size: 10px; letter-spacing: .04em; color: var(--dim); }
html[data-theme="c"] .pc-no { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; color: var(--accent); flex: none; }
html[data-theme="c"] .pc-enter { font-family: var(--font-mono); font-size: 12px; color: var(--dim); flex: none; transition: .2s; }
html[data-theme="c"] .pc-row:hover .pc-enter { color: var(--accent); transform: translateX(3px); }

/* 支线任务（在校项目预览） */
html[data-theme="c"] .q-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 22px; }
html[data-theme="c"] .q-row { display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: var(--panel); border: 1px solid var(--line); padding: 15px 16px; transition: .2s; }
html[data-theme="c"] .q-row:hover { border-color: rgba(255,46,136,.6); }
html[data-theme="c"] .q-period { font-family: var(--font-mono); font-size: 10px; color: var(--faint); letter-spacing: .04em; flex: none; }
html[data-theme="c"] .q-name { font-size: 13px; font-weight: 600; color: var(--ink); flex: 1; }
html[data-theme="c"] .q-badge { font-family: var(--font-mono); font-size: 11px; color: var(--accent2); border: 1px solid rgba(255,46,136,.5); padding: 2px 9px; flex: none; }

/* 视图头 */
html[data-theme="c"] .view-head { padding: 110px 5vw 0; }
html[data-theme="c"] .view-head .kicker { font-family: var(--font-mono); font-size: 12px; letter-spacing: .22em; color: var(--accent2); }
html[data-theme="c"] .view-head h1 { margin-top: 16px; font-size: clamp(40px, 5vw, 60px); font-weight: 900; letter-spacing: .08em; color: #fff;
  text-shadow: 3px 3px 0 rgba(255,46,136,.35), 6px 6px 0 rgba(0,0,0,.5); }
html[data-theme="c"] .view-head .view-sub { margin-top: 12px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .1em; color: var(--dim); }

/* 项目详情：任务简报 */
html[data-theme="c"] .project { padding: 110px 5vw 100px; max-width: 1520px; margin: 0 auto; }
html[data-theme="c"] .pj-back { display: inline-block; font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; color: var(--dim); margin-bottom: 30px; transition: .2s; }
html[data-theme="c"] .pj-back:hover { color: var(--accent); }
html[data-theme="c"] .pj-no { font-family: var(--font-mono); font-size: 13px; letter-spacing: .3em; color: var(--accent); }
html[data-theme="c"] .pj-title { margin-top: 12px; font-size: clamp(40px, 5.2vw, 64px); font-weight: 900; letter-spacing: .06em; color: #fff;
  text-shadow: 3px 3px 0 rgba(255,46,136,.35), 6px 6px 0 rgba(0,0,0,.5); }
html[data-theme="c"] .pj-en { margin-top: 10px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: var(--dim); }
html[data-theme="c"] .pj-tags { margin-top: 12px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .12em; color: var(--accent2); }
html[data-theme="c"] .pj-body { display: grid; grid-template-columns: 330px 1fr; gap: 30px; margin-top: 44px; align-items: start; }
html[data-theme="c"] .pj-info { position: sticky; top: 86px; background: var(--panel); border: 1px solid var(--line); padding: 26px 24px; }
html[data-theme="c"] .pj-info dl div { display: flex; justify-content: space-between; gap: 14px; padding: 9px 0; border-bottom: 1px dashed var(--line); }
html[data-theme="c"] .pj-info dt { font-family: var(--font-mono); font-size: 11px; color: var(--faint); flex: none; }
html[data-theme="c"] .pj-info dd { font-family: var(--font-mono); font-size: 12px; color: var(--ink); text-align: right; }
html[data-theme="c"] .pj-desc { margin-top: 20px; font-size: 13px; line-height: 2; color: var(--dim); }
html[data-theme="c"] .pj-media { display: grid; gap: 30px; align-content: start; }
html[data-theme="c"] .pj-media figure { border: 1px solid var(--line); background: rgba(14,22,32,.65); padding: 8px; }
html[data-theme="c"] .pj-media figcaption { margin: 10px 4px 4px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; color: var(--dim); }

/* 下一作品导航 */
html[data-theme="c"] .pj-next { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px;
  height: 240px; margin-top: 56px; padding: 0 4vw; border: 1px solid var(--line); background-size: cover; background-position: center; overflow: hidden; transition: .25s; }
html[data-theme="c"] .pj-next-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7,11,16,.92), rgba(7,11,16,.5)); }
html[data-theme="c"] .pj-next:hover { border-color: rgba(0,229,195,.6); box-shadow: 0 0 26px rgba(0,229,195,.12); }
html[data-theme="c"] .pj-next-txt { position: relative; z-index: 1; }
html[data-theme="c"] .pj-next-label { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: .24em; color: var(--accent); }
html[data-theme="c"] .pj-next-title { display: block; margin-top: 10px; font-family: "ZCOOL QingKe HuangYou", var(--font-sans); font-size: clamp(28px, 3vw, 42px); font-weight: 400; letter-spacing: .08em; color: #fff; }
html[data-theme="c"] .pj-next-tags { display: block; margin-top: 8px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; color: var(--dim); }
html[data-theme="c"] .pj-next-go { position: relative; z-index: 1; font-family: var(--font-mono); font-size: 13px; letter-spacing: .2em; color: var(--dim); transition: .25s; flex: none; }
html[data-theme="c"] .pj-next:hover .pj-next-go { color: var(--accent); transform: translateX(6px); }

/* 视频 = 任务回放 */
html[data-theme="c"] .pj-video { position: relative; }
html[data-theme="c"] .pj-video::before { content: "● REC"; position: absolute; top: 18px; left: 20px; z-index: 3;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .22em; color: #ff5b5b;
  text-shadow: 0 0 10px rgba(255,91,91,.75); pointer-events: none; animation: recBlink 1.4s steps(2, start) infinite; }
@keyframes recBlink { 50% { opacity: .25; } }
html[data-theme="c"] .pj-video::after { content: ""; position: absolute; inset: 10px; z-index: 3; pointer-events: none; opacity: .85;
  background:
    linear-gradient(var(--accent), var(--accent)) left top / 20px 2px,
    linear-gradient(var(--accent), var(--accent)) left top / 2px 20px,
    linear-gradient(var(--accent), var(--accent)) right top / 20px 2px,
    linear-gradient(var(--accent), var(--accent)) right top / 2px 20px,
    linear-gradient(var(--accent), var(--accent)) left bottom / 20px 2px,
    linear-gradient(var(--accent), var(--accent)) left bottom / 2px 20px,
    linear-gradient(var(--accent), var(--accent)) right bottom / 20px 2px,
    linear-gradient(var(--accent), var(--accent)) right bottom / 2px 20px;
  background-repeat: no-repeat; }

/* 道具 */
html[data-theme="c"] .props { padding-bottom: 60px; }
html[data-theme="c"] .prop { display: grid; grid-template-columns: 1.2fr 1fr; gap: 5vw; align-items: start; padding: 70px 5vw; max-width: 1520px; margin: 0 auto; }
html[data-theme="c"] .prop-alt .prop-media { order: 2; }
html[data-theme="c"] .prop-media { border: 1px solid var(--line); background: var(--panel); padding: 10px; }
html[data-theme="c"] .prop-media img { width: 100%; }
html[data-theme="c"] .prop-thumb { margin-top: 14px; }
html[data-theme="c"] .prop-info { position: sticky; top: 96px; }
html[data-theme="c"] .prop-no { font-family: var(--font-mono); font-size: 12px; letter-spacing: .26em; color: var(--accent2); }
html[data-theme="c"] .prop-info h2 { margin-top: 12px; font-size: 34px; font-weight: 900; letter-spacing: .06em; color: #fff; }
html[data-theme="c"] .prop-en { margin-top: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .26em; color: var(--dim); }
html[data-theme="c"] .prop-desc { margin-top: 20px; font-size: 13.5px; line-height: 2; color: var(--dim); }
html[data-theme="c"] .prop-flow { margin-top: 26px; }
html[data-theme="c"] .prop-flow li { border-left: 2px solid var(--accent2); margin: 14px 0; padding: 3px 0 3px 16px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .04em; color: var(--dim); }

/* 在校项目 */
html[data-theme="c"] .school { padding-bottom: 110px; }
html[data-theme="c"] .school-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; padding: 56px 5vw 0; max-width: 1520px; margin: 0 auto; }
html[data-theme="c"] .school-card { background: var(--panel); border: 1px solid var(--line); padding: 34px 30px; display: flex; flex-direction: column; transition: .25s; }
html[data-theme="c"] .school-card:hover { border-color: rgba(0,229,195,.5); box-shadow: 0 0 24px rgba(0,229,195,.08); }
html[data-theme="c"] .sc-period { font-family: var(--font-mono); font-size: 11px; color: var(--faint); letter-spacing: .08em; }
html[data-theme="c"] .school-card h2 { margin-top: 16px; font-size: 22px; font-weight: 700; color: #fff; letter-spacing: .04em; }
html[data-theme="c"] .sc-role { margin-top: 10px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; color: var(--accent); }
html[data-theme="c"] .sc-desc { margin-top: 18px; font-size: 13px; line-height: 1.95; color: var(--dim); flex: 1; }
html[data-theme="c"] .sc-score { margin-top: 26px; font-family: var(--font-mono); font-size: 38px; font-weight: 700; color: var(--accent); line-height: 1; }
html[data-theme="c"] .sc-score span { display: block; margin-top: 8px; font-size: 10px; letter-spacing: .14em; color: var(--faint); }

/* 关于 */
html[data-theme="c"] .about { max-width: 1520px; margin: 0 auto; padding: 0 5vw 110px; }
html[data-theme="c"] .about-grid { display: grid; grid-template-columns: 1fr 360px; gap: 5vw; margin-top: 54px; }
html[data-theme="c"] .about-name { font-size: 44px; font-weight: 900; letter-spacing: .1em; color: #fff; }
html[data-theme="c"] .about-en { margin-left: 16px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; color: var(--dim); }
html[data-theme="c"] .about-line { margin-top: 14px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; color: var(--dim); }
html[data-theme="c"] .about-bio { margin-top: 26px; border: 1px solid var(--line); background: var(--panel); padding: 22px; font-size: 14px; line-height: 2.1; color: var(--ink); border-left: 3px solid var(--accent); }
html[data-theme="c"] .skill-group { margin-top: 40px; }
html[data-theme="c"] .skill-group h3 { font-family: var(--font-mono); font-size: 12px; letter-spacing: .24em; color: var(--accent); font-weight: 400; }
html[data-theme="c"] .chips { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 16px; }
html[data-theme="c"] .chips li { border: 1px solid var(--line); background: var(--panel); padding: 7px 14px; font-family: var(--font-mono); font-size: 12px; color: var(--dim); transition: .2s; }
html[data-theme="c"] .chips li:hover { border-color: var(--accent); color: var(--accent); }
html[data-theme="c"] .ai-note, html[data-theme="c"] .hobby { margin-top: 12px; font-size: 12.5px; line-height: 1.95; color: var(--faint); }
html[data-theme="c"] .about-side h3 { font-family: var(--font-mono); font-size: 12px; letter-spacing: .24em; color: var(--accent); font-weight: 400; margin-bottom: 16px; }
html[data-theme="c"] .contact-row { display: block; border: 1px solid var(--line); background: var(--panel); padding: 14px 18px; margin-bottom: 12px; font-family: var(--font-mono); font-size: 12.5px; color: var(--dim); transition: .2s; }
html[data-theme="c"] .contact-row:hover { border-color: var(--accent); color: var(--accent); }

/* 页脚 */
html[data-theme="c"] .footer { border-top: 1px solid var(--line); background: rgba(7,11,16,.8); padding: 46px 5vw; display: flex; flex-direction: column; gap: 14px; }
html[data-theme="c"] .ft-name { font-family: var(--font-mono); font-size: 15px; font-weight: 700; letter-spacing: .2em; color: #fff; }
html[data-theme="c"] .ft-name span { margin-left: 14px; font-size: 11px; letter-spacing: .16em; color: var(--dim); }
html[data-theme="c"] .ft-contact a { font-family: var(--font-mono); font-size: 12px; letter-spacing: .06em; color: var(--dim); margin-right: 26px; transition: .2s; }
html[data-theme="c"] .ft-contact a:hover { color: var(--accent); }
html[data-theme="c"] .ft-dl { display: flex; gap: 12px; }
html[data-theme="c"] .ft-dl a { border: 1px solid var(--line); padding: 10px 18px; font-family: var(--font-mono); font-size: 12px; color: var(--dim); transition: .2s; }
html[data-theme="c"] .ft-dl a:hover { border-color: var(--accent); color: var(--accent); }
html[data-theme="c"] .ft-fine { font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em; color: var(--faint); }

/* --- C · 开机动画 --- */
.boot { position: fixed; inset: 0; z-index: 30000; background: #020608; display: flex; align-items: center; justify-content: center; cursor: pointer; }
.boot pre { font-family: var(--font-mono); font-size: clamp(13px, 1.5vw, 17px); line-height: 2.2; letter-spacing: .12em; color: var(--accent); text-shadow: 0 0 12px rgba(0,229,195,.55); }
.boot pre span { display: block; opacity: 0; animation: bootLine .12s forwards; }
.boot pre span:nth-child(1) { animation-delay: .15s; }
.boot pre span:nth-child(2) { animation-delay: .5s; }
.boot pre span:nth-child(3) { animation-delay: .85s; }
.boot pre span:nth-child(4) { animation-delay: 1.2s; }
.boot pre span:nth-child(5) { animation-delay: 1.6s; color: #fff; text-shadow: 0 0 18px rgba(255,255,255,.5); }
.boot-skip { position: absolute; bottom: 26px; right: 30px; font-family: var(--font-mono); font-size: 10px; letter-spacing: .22em; color: var(--dim); }
.boot.boot-out { animation: bootOut .42s forwards; }
@keyframes bootLine { to { opacity: 1; } }
@keyframes bootOut { to { opacity: 0; visibility: hidden; } }

/* --- C · CRT 关屏转场 --- */
.crt-fx { position: fixed; inset: 0; z-index: 20000; background: #000; pointer-events: none;
  transform-origin: 50% 50%; animation: crtClose .18s ease-in forwards; }
.crt-fx.crt-open { animation: crtOpen .22s ease-out forwards; }
@keyframes crtClose { from { transform: scaleY(1); opacity: 1; } to { transform: scaleY(.004); opacity: 1; box-shadow: 0 0 60px rgba(0,229,195,.9); } }
@keyframes crtOpen { from { transform: scaleY(.004); opacity: 1; } to { transform: scaleY(1); opacity: 0; } }

/* =====================================================================
   风格切换器（悬浮胶囊）
   ===================================================================== */
.style-switch { position: fixed; right: 18px; bottom: 18px; z-index: 10001;
  display: flex; align-items: center; gap: 12px; }
.style-switch .ss-btns { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
.style-switch .ss-hint { font-size: 11px; letter-spacing: .2em; color: rgba(255,255,255,.62);
  white-space: nowrap; pointer-events: none; text-shadow: 0 1px 8px rgba(0,0,0,.7);
  opacity: 0; transform: translateX(8px); transition: .3s; }
.style-switch:hover .ss-hint, .style-switch.ss-reveal .ss-hint { opacity: 1; transform: none; }
.style-switch button { font-size: 12px; letter-spacing: .18em; padding: 7px 18px; border-radius: 999px;
  color: rgba(255,255,255,.72); background: rgba(20,20,26,.5); border: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(10px); transition: .25s; }
.style-switch button:hover { color: #fff; border-color: rgba(255,255,255,.4); }
.style-switch button.is-on { background: #d9a05b; border-color: #d9a05b; color: #16130e; }
html[data-theme="b"] .style-switch button { color: rgba(43,38,32,.7); background: rgba(255,253,248,.6); border-color: rgba(43,38,32,.2); }
html[data-theme="b"] .style-switch button:hover { color: #2b2620; border-color: rgba(43,38,32,.45); }
html[data-theme="b"] .style-switch button.is-on { background: #b03a2e; border-color: #b03a2e; color: #f6f1e5; }
html[data-theme="b"] .style-switch .ss-hint { color: rgba(43,38,32,.65); text-shadow: none; }
html[data-theme="c"] .style-switch button { font-family: var(--font-mono); color: var(--dim); background: rgba(14,22,32,.55); border-color: var(--line); }
html[data-theme="c"] .style-switch button:hover { color: var(--ink); border-color: rgba(0,229,195,.45); }
html[data-theme="c"] .style-switch button.is-on { background: var(--accent); border-color: var(--accent); color: #06251f; }

/* =====================================================================
   响应式
   ===================================================================== */
@media (max-width: 960px) {
  html[data-theme="a"] .nav, html[data-theme="b"] .nav, html[data-theme="c"] .nav { padding-left: 20px; padding-right: 20px; flex-wrap: wrap; gap: 8px; }
  html[data-theme="a"] .nav-links a, html[data-theme="b"] .nav-links a { margin-left: 18px; }
  html[data-theme="c"] .nav-links a { margin-left: 0; padding: 6px 8px; }
  html[data-theme="a"] .pj-body, html[data-theme="c"] .pj-body { grid-template-columns: 1fr; }
  html[data-theme="a"] .pj-info, html[data-theme="c"] .pj-info, html[data-theme="a"] .prop-info, html[data-theme="c"] .prop-info { position: static; }
  html[data-theme="a"] .prop, html[data-theme="b"] .prop, html[data-theme="c"] .prop { grid-template-columns: 1fr; gap: 32px; padding-left: 20px; padding-right: 20px; }
  html[data-theme="a"] .prop-alt .prop-media, html[data-theme="b"] .prop-alt .prop-media, html[data-theme="c"] .prop-alt .prop-media { order: 0; }
  html[data-theme="a"] .school-cards, html[data-theme="c"] .school-cards,
  html[data-theme="a"] .about-grid, html[data-theme="b"] .about-grid, html[data-theme="c"] .about-grid,
  html[data-theme="c"] .q-grid { grid-template-columns: 1fr; padding-left: 20px; padding-right: 20px; }
  html[data-theme="b"] .school-cards { grid-template-columns: 1fr; padding-left: 20px; padding-right: 20px; }
  html[data-theme="a"] .view-head, html[data-theme="b"] .view-head, html[data-theme="c"] .view-head { padding-left: 20px; padding-right: 20px; }
  html[data-theme="a"] .about, html[data-theme="b"] .about, html[data-theme="c"] .about { padding-left: 20px; padding-right: 20px; }
  html[data-theme="b"] .hero-b { grid-template-columns: 1fr; gap: 44px; padding: 8vh 20px 7vh; }
  html[data-theme="b"] .hero-b-title { writing-mode: horizontal-tb; height: auto; font-size: clamp(38px, 9vw, 54px); line-height: 1.3; }
  html[data-theme="b"] .hero-b-fig { max-width: 440px; }
  html[data-theme="b"] .pj-media figure:nth-child(odd), html[data-theme="b"] .pj-media figure:nth-child(even) { width: 100%; margin-left: 0; transform: none; }
  html[data-theme="b"] .idx-dots, html[data-theme="b"] .idx-page { display: none; }
  html[data-theme="a"] .scene-label { top: 92px; }
  html[data-theme="c"] .hud { display: none; }
  html[data-theme="c"] .works-c { padding-left: 20px; padding-right: 20px; }
  html[data-theme="c"] .project, html[data-theme="c"] .prop { padding-left: 20px; padding-right: 20px; }
  html[data-theme="a"] .props-strip { grid-template-columns: 1fr; }
  html[data-theme="a"] .prop-a { height: 38vh; }
  html[data-theme="a"] .prop-a-no { left: 20px; }
  html[data-theme="a"] .prop-a-info { left: 20px; }
  html[data-theme="a"] .prop-a-go { right: 20px; }
  html[data-theme="c"] .pc-grid { grid-template-columns: 1fr; }
  html[data-theme="a"] .pj-next, html[data-theme="b"] .pj-next, html[data-theme="c"] .pj-next {
    height: auto; min-height: 170px; flex-direction: column; align-items: flex-start; justify-content: center; gap: 14px; padding: 26px 20px; }
}