/* ============================================================
   FH-OS v2.1 · Components — HUD / 翻页骨架 / 三屏组件
   ============================================================ */

/* ---------- 顶部 HUD ---------- */
.hud {
  position: fixed; z-index: 100; top: 0; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: 14px clamp(16px, 3.4vw, 48px);
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(to bottom, rgba(6, 8, 7, 0.92), rgba(6, 8, 7, 0.55));
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.hud-brand { display: flex; align-items: center; gap: 12px; }
.hud-sigil {
  display: grid; place-items: center; width: 38px; height: 38px;
  border: 1px solid var(--color-accent); color: var(--color-accent);
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  box-shadow: inset 0 0 12px var(--color-accent-dim);
  text-shadow: 0 0 8px var(--color-accent-glow);
}
.hud-brand-text { font-family: var(--font-display); font-weight: 600; font-size: var(--text-md); letter-spacing: 0.06em; line-height: 1.1; display: flex; flex-direction: column; }
.hud-brand-text small { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.24em; color: var(--color-faint); text-transform: uppercase; }

.hud-nav { display: flex; gap: 2px; }
.hud-nav button {
  font-size: var(--text-xs); letter-spacing: 0.18em; padding: 10px 16px;
  color: var(--color-muted); border: 1px solid transparent;
  transition: color var(--dur-fast) ease-out, border-color var(--dur-fast) ease-out, text-shadow var(--dur-fast) ease-out;
  position: relative;
}
.hud-nav button::before { content: '['; opacity: 0; margin-right: 2px; transition: opacity var(--dur-fast); }
.hud-nav button::after { content: ']'; opacity: 0; margin-left: 2px; transition: opacity var(--dur-fast); }
.hud-nav button:hover { color: var(--color-text); }
.hud-nav button:hover::before, .hud-nav button:hover::after { opacity: 0.6; }
.hud-nav button.is-active { color: var(--color-accent); text-shadow: 0 0 10px var(--color-accent-glow); }
.hud-nav button.is-active::before, .hud-nav button.is-active::after { opacity: 1; color: var(--color-accent); }

.hud-status { display: flex; align-items: center; gap: 14px; font-size: var(--text-xs); letter-spacing: 0.12em; }
.hud-clock { color: var(--color-muted); font-variant-numeric: tabular-nums; }
.hud-online { display: inline-flex; align-items: center; gap: 7px; color: var(--color-accent); }
.hud-online i { width: 7px; height: 7px; background: var(--color-accent); box-shadow: 0 0 8px var(--color-accent-glow); animation: blink-dot 1.6s steps(2) infinite; }
@keyframes blink-dot { 50% { opacity: 0.25; } }

/* ---------- 右侧章节指示 / 底部计数 ---------- */
.rail {
  position: fixed; z-index: 100; right: clamp(12px, 2.4vw, 34px); top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: column; gap: 12px; align-items: flex-end;
}
.rail button {
  display: flex; align-items: center; gap: 8px; min-width: 44px; min-height: 44px; justify-content: flex-end;
  color: var(--color-faint); font-size: 10px; letter-spacing: 0.2em;
}
.rail button i { width: 14px; height: 1px; background: var(--color-faint); transition: all var(--dur-base) var(--ease-out); }
.rail button em { font-style: normal; opacity: 0; transform: translateX(6px); transition: all var(--dur-base) var(--ease-out); }
.rail button:hover em { opacity: 1; transform: none; }
.rail button.is-active { color: var(--color-accent); }
.rail button.is-active i { width: 34px; background: var(--color-accent); box-shadow: 0 0 8px var(--color-accent-glow); }
.rail button.is-active em { opacity: 1; transform: none; }

.pager {
  position: fixed; z-index: 100; left: clamp(16px, 3.4vw, 48px); bottom: 18px;
  display: flex; align-items: center; gap: 12px;
  font-size: var(--text-xs); letter-spacing: 0.2em; color: var(--color-faint);
  font-variant-numeric: tabular-nums;
}
.pager-cur { color: var(--color-accent); font-size: var(--text-md); text-shadow: 0 0 10px var(--color-accent-glow); }
.pager-bar { width: 76px; height: 1px; background: var(--color-border); position: relative; overflow: hidden; }
.pager-bar i { position: absolute; inset: 0; background: var(--color-accent); transform-origin: left; transition: transform var(--dur-slow) var(--ease-deck); }
.pager-hint {
  position: fixed; z-index: 100; right: clamp(16px, 3.4vw, 48px); bottom: 18px;
  font-size: 10px; letter-spacing: 0.2em; color: var(--color-faint); text-transform: uppercase;
  display: flex; gap: 8px;
}
.pager-hint span { color: var(--color-muted); }

/* ---------- 翻页骨架 ---------- */
.deck { position: fixed; inset: 0; z-index: 10; transition: transform 0.85s var(--ease-deck); will-change: transform; }
.slide { height: 100vh; height: 100dvh; overflow: hidden; }
.slide-inner {
  height: 100%; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: none;
  display: flex; flex-direction: column; justify-content: center;
  padding: 86px clamp(18px, 5vw, 72px) 52px;
}
.slide-inner::-webkit-scrollbar { display: none; }
/* 内容比屏高时，普通 center 会把顶部内容顶出可视区且无法滚回（flex 居中溢出的经典坑），
   safe center 在溢出时自动回退为 start，保证首行永远可达 */
@supports (justify-content: safe center) {
  .slide-inner { justify-content: safe center; }
}
.shell { width: min(1200px, 100%); margin: 0 auto; }

.kicker {
  font-size: var(--text-xs); letter-spacing: 0.3em; color: var(--color-accent);
  text-transform: uppercase; display: flex; align-items: center; gap: 12px;
  text-shadow: 0 0 10px var(--color-accent-glow);
}
.kicker::before { content: ''; width: 30px; height: 1px; background: var(--color-accent); box-shadow: 0 0 6px var(--color-accent-glow); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 11px 24px;
  font-size: var(--text-sm); font-weight: 500; letter-spacing: 0.1em;
  border: 1px solid var(--color-border-strong);
  transition: all var(--dur-fast) ease-out;
}
.btn-solid {
  background: var(--color-accent); color: #041007; border-color: var(--color-accent); font-weight: 700;
}
.btn-solid:hover { box-shadow: 0 0 24px var(--color-accent-glow), inset 0 0 0 1px rgba(4, 16, 7, 0.4); transform: translateY(-2px); }
.btn-line { color: var(--color-accent); background: transparent; }
.btn-line:hover { background: var(--color-accent-dim); box-shadow: inset 0 0 18px var(--color-accent-dim); transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

/* ---------- 00 BOOT 首页 ---------- */
.boot-grid { display: grid; grid-template-columns: 1.4fr 0.95fr; column-gap: clamp(28px, 4.5vw, 68px); row-gap: 0; align-items: center; }
.boot-name {
  font-family: var(--font-sans); font-weight: 900;
  font-size: clamp(44px, min(8.4vw, 11.5vh), 100px); line-height: 1.04; letter-spacing: 0.02em;
  margin: 16px 0 8px; position: relative;
  text-shadow: 0 0 34px rgba(65, 255, 143, 0.18);
}
.boot-name-en {
  display: block; font-family: var(--font-display); font-weight: 700;
  font-size: clamp(18px, 2.6vw, 34px); letter-spacing: 0.34em; margin-top: 4px;
  color: transparent; -webkit-text-stroke: 1px var(--color-faint);
}
.boot-type {
  font-size: clamp(var(--text-md), 1.7vw, var(--text-xl)); color: var(--color-text);
  margin: 14px 0 4px; min-height: 1.6em; font-weight: 500;
}
.boot-type .prompt { color: var(--color-accent); margin-right: 4px; }
.caret {
  display: inline-block; width: 0.62em; height: 1.15em; margin-left: 4px; vertical-align: text-bottom;
  background: var(--color-accent); box-shadow: 0 0 10px var(--color-accent-glow);
  animation: caret-blink 1s steps(2) infinite;
}
@keyframes caret-blink { 50% { opacity: 0; } }
.boot-summary { color: var(--color-muted); font-size: var(--text-base); line-height: 1.85; max-width: 60ch; font-family: var(--font-sans); }
.boot-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; }
.boot-fit { margin-top: 12px; font-size: var(--text-xs); letter-spacing: 0.26em; color: var(--color-faint); }

/* 终端身份卡 */
.term {
  border: 1px solid var(--color-border); background: rgba(8, 12, 10, 0.82);
  box-shadow: var(--shadow-2), var(--shadow-glow);
  transform-style: preserve-3d; will-change: transform; position: relative;
}
.term::after { /* 屏幕玻璃反光 */
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(115deg, transparent 30%, rgba(233, 244, 236, 0.045) 45%, transparent 60%);
}
.term-bar {
  display: flex; align-items: center; gap: 7px; padding: 10px 14px;
  border-bottom: 1px solid var(--color-border); font-size: var(--text-xs); color: var(--color-faint); letter-spacing: 0.12em;
}
.term-bar i { width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--color-faint); }
.term-bar i:first-child { background: var(--color-accent); border-color: var(--color-accent); box-shadow: 0 0 8px var(--color-accent-glow); }
.term-bar span { margin-left: 8px; }
.term-badge { margin-left: auto; font-style: normal; color: var(--color-accent); border: 1px solid var(--color-border-strong); padding: 2px 8px; font-size: 9px; letter-spacing: 0.22em; animation: blink-dot 2.2s steps(2) infinite; }
.term-body { padding: 16px 18px 8px; overflow-x: auto; scrollbar-width: none; }
.term-body::-webkit-scrollbar { display: none; }
.term-body code { font-family: var(--font-mono); font-size: var(--text-sm); line-height: 1.8; color: var(--color-muted); white-space: pre; }
.term-body b { color: var(--color-accent); font-weight: 500; }
.term-body s { color: var(--color-text); text-decoration: none; }
.term-body g { color: var(--color-accent); font-style: normal; text-shadow: 0 0 8px var(--color-accent-glow); }
.term-body a { border-bottom: 1px dashed var(--color-border-strong); transition: color var(--dur-fast); }
.term-body a:hover { color: var(--color-accent); }
.term-links { border-top: 1px dashed var(--color-border); padding: 10px 18px 14px; display: grid; gap: 4px; }
.term-links a {
  display: flex; justify-content: space-between; align-items: center; min-height: 40px;
  font-size: var(--text-sm); color: var(--color-muted); padding: 6px 8px;
  transition: all var(--dur-fast) ease-out;
}
.term-links a:hover { color: var(--color-accent); background: var(--color-accent-dim); transform: translateX(6px); }

/* ---------- 通用章节头 ---------- */
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--space-4); margin-bottom: clamp(16px, 2.6vh, 30px); }
.sec-title { font-family: var(--font-sans); font-weight: 900; font-size: clamp(26px, 3.6vw, 46px); margin-top: 12px; line-height: 1.15; }
.sec-title-accent { color: transparent; -webkit-text-stroke: 1.5px var(--color-accent); margin-left: 6px; text-shadow: none; }
.sec-meta { font-size: var(--text-xs); letter-spacing: 0.24em; color: var(--color-faint); white-space: nowrap; }

/* 小芯片 */
.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chips li {
  font-size: var(--text-xs); padding: 4px 11px; color: var(--color-muted);
  border: 1px solid var(--color-border); transition: all var(--dur-fast) ease-out;
}
.chips li:hover { color: var(--color-accent); border-color: var(--color-border-strong); }

/* ---------- BOOT：技能清单（首屏直接说清「掌握了什么」） ---------- */
.skill-band {
  grid-column: 1 / -1; margin-top: clamp(14px, 2.2vh, 24px);
  border: 1px solid var(--color-border); background: var(--color-panel);
}
.skill-hd {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 8px 14px; border-bottom: 1px solid var(--color-border);
  font-size: var(--text-xs); letter-spacing: 0.16em; color: var(--color-faint);
}
.skill-hd > span { color: var(--color-accent); text-shadow: 0 0 8px var(--color-accent-glow); }
.skill-hd em { font-style: normal; }
.skill-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.skill-col { padding: 9px 14px; border-right: 1px dashed var(--color-border); }
.skill-col:last-child { border-right: none; }
.skill-col h3 {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600; font-size: var(--text-sm);
  letter-spacing: 0.16em; color: var(--color-text); margin-bottom: 9px;
}
.skill-col h3::before { content: ''; width: 5px; height: 5px; background: var(--color-accent); box-shadow: 0 0 8px var(--color-accent-glow); }
.skill-band .chips { gap: 6px; }
.skill-band .chips li { font-size: 0.68rem; padding: 3px 9px; }
.chips li.is-key { color: var(--color-accent); border-color: var(--color-border-strong); background: rgba(65, 255, 143, 0.07); }

/* ---------- 01 PRACTICE 实习经历 ---------- */
.prac-layout { display: grid; grid-template-columns: 0.94fr 1.06fr; gap: clamp(16px, 2.2vw, 28px); align-items: start; }
.prac-info .pane-desc { margin-bottom: 12px; }
.prac-info .pane-meta { margin-bottom: 12px; }
.prac-info .pane-outcomes { margin-bottom: 0; }
.outcome strong b { font-weight: inherit; }

/* ---------- 02 ARCHIVE 项目：四张卡片全部铺开，不用一个个点 ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(10px, 1.4vw, 18px); }
.proj-card {
  display: flex; flex-direction: column; min-width: 0;
  border: 1px solid var(--color-border); background: var(--color-panel);
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base) ease-out, background var(--dur-base) ease-out;
}
.proj-card:hover { transform: translateY(-6px); border-color: var(--color-border-strong); background: var(--color-panel-strong); }

.proj-shot {
  position: relative; display: block; width: 100%; aspect-ratio: 16 / 9; overflow: hidden;
  background: #020403; border-bottom: 1px solid var(--color-border);
}
.proj-shot img { width: 100%; height: 100%; object-fit: contain; opacity: 1; filter: none; }
/* 卡片缩略图自带左右翻页（轮播），点图才进大图 */
.shot-open { position: absolute; inset: 0; z-index: 1; border: none; background: transparent; cursor: zoom-in; }
.shot-nav {
  position: absolute; z-index: 2; top: 50%; transform: translateY(-50%);
  width: 28px; height: 42px; display: grid; place-items: center;
  font-size: 11px; color: var(--color-muted);
  border: 1px solid var(--color-border); background: rgba(2, 4, 3, 0.66);
  transition: all var(--dur-fast) ease-out;
}
.shot-nav.is-prev { left: 5px; }
.shot-nav.is-next { right: 5px; }
.shot-nav:hover { color: #041007; background: var(--color-accent); border-color: var(--color-accent); }
.shot-nav[hidden] { display: none; }
.proj-shot-hint {
  position: absolute; z-index: 2; right: 6px; bottom: 6px; padding: 2px 6px;
  font-size: 9px; letter-spacing: 0.1em; color: var(--color-accent);
  border: 1px solid var(--color-border-strong); background: rgba(2, 4, 3, 0.74);
  pointer-events: none;
}

.proj-body { display: flex; flex-direction: column; flex: 1; gap: 8px; padding: 12px 13px 13px; }
.proj-kind { display: flex; align-items: center; gap: 7px; font-size: 10px; letter-spacing: 0.16em; color: var(--color-faint); }
.proj-kind b { color: var(--color-accent); font-weight: 500; }
.proj-idx { font-family: var(--font-display); color: var(--color-faint); }
.proj-title { font-family: var(--font-sans); font-weight: 700; font-size: var(--text-base); line-height: 1.35; }
.proj-desc { font-size: var(--text-xs); color: var(--color-muted); line-height: 1.7; font-family: var(--font-sans); }
.proj-card .chips { gap: 5px; }
.proj-card .chips li { font-size: 0.66rem; padding: 3px 8px; }

/* 项目地址 / 项目文件：卡片里最显眼的一行 */
.proj-links { margin-top: auto; display: grid; grid-template-columns: 1fr auto; gap: 7px; padding-top: 4px; }
.proj-cta {
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
  min-height: 38px; padding: 8px 12px; font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.06em;
  color: #041007; background: var(--color-accent); border: 1px solid var(--color-accent);
  transition: all var(--dur-fast) ease-out;
}
.proj-cta:hover { box-shadow: 0 0 20px var(--color-accent-glow); transform: translateY(-2px); }
.proj-more {
  min-height: 38px; padding: 8px 12px; font-size: var(--text-xs); letter-spacing: 0.06em;
  color: var(--color-accent); border: 1px solid var(--color-border-strong);
  transition: all var(--dur-fast) ease-out;
}
.proj-more:hover { background: var(--color-accent-dim); }
/* 文档下载：常态下即有清晰层级，不依赖悬停才能发现。 */
.proj-files {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px;
  padding: 10px; margin-top: 2px; border: 1px solid var(--color-border-strong);
  border-left: 3px solid var(--color-accent); background: var(--color-accent-dim);
}
.proj-files-title {
  grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: baseline;
  justify-content: space-between; gap: 3px 8px; margin: 0 0 3px;
  color: var(--color-accent); font-size: 12px; font-weight: 700;
}
.proj-files-title span { color: var(--color-muted); font-size: 9px; font-weight: 400; }
.proj-files a {
  display: grid; gap: 5px; padding: 9px 4px; min-height: 58px; align-content: center; text-align: center;
  border: 1px solid var(--color-accent); color: var(--color-accent); background: var(--color-bg);
  font-size: 12px; font-weight: 700; transition: color var(--dur-fast), background var(--dur-fast);
}
.proj-files a em { font-style: normal; font-size: 9px; font-weight: 400; color: var(--color-muted); }
.proj-files a:hover { color: #041007; background: var(--color-accent); }
.proj-files a:hover em { color: #041007; }
.proj-files a:focus-visible, .pane-file-list a:focus-visible, .pane-files summary:focus-visible {
  outline: 2px solid var(--color-accent); outline-offset: 3px;
}

.arc-stage { position: relative; min-height: 430px; }
/* 归档用的面板只在「详情」取内容时使用，必须真的不参与布局与命中测试 */
.arc-stage[hidden] { display: none; }
.pane { display: none; }
.pane.is-active { display: grid; grid-template-columns: 0.88fr 1.12fr; gap: clamp(16px, 2.2vw, 28px); animation: pane-boot 0.5s var(--ease-out); }
.pane.pane-text.is-active { grid-template-columns: 1fr; }
@keyframes pane-boot {
  0% { opacity: 0; transform: translateY(14px); clip-path: inset(0 0 100% 0); }
  60% { clip-path: inset(0); }
  100% { opacity: 1; transform: none; clip-path: inset(0); }
}
.pane-kind { font-size: var(--text-xs); letter-spacing: 0.18em; color: var(--color-muted); margin-bottom: 10px; }
.pane-kind b { color: var(--color-accent); font-weight: 500; }
.pane-title { font-family: var(--font-sans); font-weight: 900; font-size: clamp(20px, 2vw, 28px); line-height: 1.35; margin-bottom: 12px; }
.pane-desc { color: var(--color-muted); font-size: var(--text-sm); line-height: 1.9; margin-bottom: 16px; font-family: var(--font-sans); }
.pane-meta { display: grid; gap: 8px; margin-bottom: 16px; }
.pane-meta > div { display: grid; grid-template-columns: 52px 1fr; gap: 10px; align-items: baseline; }
.pane-meta dt { font-size: 10px; letter-spacing: 0.22em; color: var(--color-faint); }
.pane-meta dd { font-size: var(--text-xs); color: var(--color-muted); line-height: 1.75; }
.pane-outcomes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-bottom: 16px; }
.outcome { border: 1px solid var(--color-border); padding: 10px 11px; background: rgba(233, 244, 236, 0.02); transition: border-color var(--dur-fast); }
.outcome:hover { border-color: var(--color-border-strong); }
.outcome strong { display: block; font-family: var(--font-sans); font-weight: 700; font-size: var(--text-base); color: var(--color-accent); margin-bottom: 3px; }
.outcome span { font-size: 10px; color: var(--color-faint); line-height: 1.6; display: block; }
.pane-link { display: inline-flex; align-items: center; min-height: 44px; font-size: var(--text-sm); color: var(--color-accent); border-bottom: 1px solid var(--color-border-strong); padding-bottom: 2px; transition: letter-spacing var(--dur-base) var(--ease-out); }
.pane-link:hover { letter-spacing: 0.1em; text-shadow: 0 0 8px var(--color-accent-glow); }

.pane-links { display: grid; gap: 10px; }
.pane-files {
  border: 1px solid var(--color-border-strong); border-left: 3px solid var(--color-accent);
  padding: 10px 12px; background: var(--color-accent-dim);
}
.pane-files summary { cursor: pointer; list-style: none; color: var(--color-accent); font-size: var(--text-xs); font-weight: 700; min-height: 34px; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.pane-files summary::-webkit-details-marker { display: none; }
.pane-files summary::after { content: '+'; font-size: 18px; }
.pane-files[open] summary::after { content: '−'; }
.pane-file-list { display: grid; gap: 8px; margin-top: 6px; }
.pane-file-list a { display: grid; grid-template-columns: 22px 1fr auto; align-items: center; gap: 8px; min-height: 48px; padding: 9px; border: 1px solid var(--color-border-strong); color: var(--color-text); background: var(--color-bg); font-size: 12px; transition: border-color var(--dur-fast), color var(--dur-fast), background var(--dur-fast); }
.pane-file-list a:hover { color: #041007; border-color: var(--color-accent); background: var(--color-accent); }
.pane-file-list a span { color: var(--color-muted); font-family: var(--font-mono); font-size: 10px; }
.pane-file-list a em { color: var(--color-accent); font-size: 10px; font-style: normal; white-space: nowrap; }
.pane-file-list a:hover span, .pane-file-list a:hover em { color: #041007; }

/* CRT 监视器 */
.monitor { border: 1px solid var(--color-border); background: rgba(8, 12, 10, 0.85); box-shadow: var(--shadow-2), var(--shadow-glow); display: flex; flex-direction: column; min-width: 0; }
.monitor-bar { display: flex; align-items: center; gap: 10px; padding: 9px 13px; border-bottom: 1px solid var(--color-border); font-size: var(--text-xs); color: var(--color-faint); letter-spacing: 0.1em; }
.monitor-bar i { width: 8px; height: 8px; background: var(--color-accent); box-shadow: 0 0 8px var(--color-accent-glow); animation: blink-dot 1.8s steps(2) infinite; }
.monitor-bar .gallery-counter { margin-left: auto; font-style: normal; color: var(--color-muted); font-variant-numeric: tabular-nums; }
/* 屏幕视口比例跟随当前截图真实宽高比（--shot-ratio 由 main.js 写入），
   保证超宽网页截图（如 1909×915）完整呈现，不被 cover 裁掉两侧。 */
.monitor-screen { position: relative; aspect-ratio: var(--shot-ratio, 16 / 10.2); overflow: hidden; background: #020403; outline-offset: -2px; transition: aspect-ratio var(--dur-base); cursor: zoom-in; }
/* 图片不叠加 CRT 扫描线或暗角，直接展示原图。 */
.monitor-screen::after { content: none; }
/* 完整显示：不裁剪，等比缩放到视口内 */
.monitor-img { width: 100%; height: 100%; object-fit: contain; object-position: center; opacity: 1; filter: none; }
.monitor-hud {
  position: absolute; z-index: 2; left: 0; right: 0; bottom: 0;
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  padding: 26px 12px 10px; background: linear-gradient(transparent, rgba(2, 4, 3, 0.88));
}
.gallery-caption { font-size: var(--text-xs); letter-spacing: 0.1em; color: var(--color-text); }
.gallery-btns { display: flex; gap: 7px; }
.gallery-btns button {
  width: 44px; height: 32px; border: 1px solid var(--color-border); color: var(--color-muted);
  font-size: 11px; background: rgba(6, 8, 7, 0.6); transition: all var(--dur-fast) ease-out;
}
.gallery-btns button:hover { color: #041007; background: var(--color-accent); border-color: var(--color-accent); box-shadow: 0 0 14px var(--color-accent-glow); }
.monitor-thumbs { display: flex; gap: 7px; padding: 7px; border-top: 1px solid var(--color-border); }
/* 缩略图必须能看全整张图：宽高比跟着当前截图走（main.js 写 --thumb-ratio）+ contain，
   不再用 cover 从顶部裁掉一半内容 */
.monitor-thumbs button {
  flex: 1; position: relative; aspect-ratio: var(--thumb-ratio, 16 / 9);
  min-height: 46px; max-height: clamp(46px, 8.6vh, 82px);
  overflow: hidden; border: 1px solid var(--color-border);
  opacity: 1; transition: border-color var(--dur-fast) ease-out; background: #020403;
}
.monitor-thumbs button img { width: 100%; height: 100%; object-fit: contain; opacity: 1; filter: none; }
.monitor-thumbs button span {
  position: absolute; inset: auto 0 0 0; font-size: 9px; letter-spacing: 0.08em; padding: 6px 2px 2px; text-align: center;
  background: linear-gradient(transparent, rgba(2, 4, 3, 0.92)); color: var(--color-muted);
}
.monitor-thumbs button:hover { border-color: var(--color-accent); }
.monitor-thumbs button.is-active { opacity: 1; border-color: var(--color-accent); box-shadow: 0 0 10px var(--color-accent-dim); }
/* 「只放大看」的图（竖版手机截图等）：不进轮播，点击直接开灯箱 */
.monitor-thumbs button[data-lightbox-only]::after {
  content: '⤢'; position: absolute; z-index: 2; right: 4px; top: 4px;
  font-size: 10px; line-height: 1; padding: 2px 4px; color: var(--color-accent);
  border: 1px solid var(--color-border-strong); background: rgba(2, 4, 3, 0.72);
}

/* ---------- 跑马灯 ---------- */
.marquee { overflow: hidden; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); margin-top: clamp(12px, 2vh, 20px); padding: 7px 0; }
.marquee-track { display: flex; width: max-content; animation: marquee-run 22s linear infinite; }
.marquee-track span { font-size: var(--text-sm); letter-spacing: 0.22em; color: var(--color-muted); white-space: nowrap; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-big { border: none; padding: 18px 0 6px; }
.marquee-big .marquee-track span {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(28px, 4.6vw, 58px); letter-spacing: 0.14em;
  color: transparent; -webkit-text-stroke: 1px var(--color-faint); transition: none;
}
@keyframes marquee-run { to { transform: translateX(-50%); } }

/* ---------- 项目详情抽屉 ---------- */
.sheet {
  position: fixed; inset: 0; z-index: 280;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(10px, 2.5vh, 40px) clamp(12px, 4vw, 60px);
  background: rgba(2, 4, 3, 0.9); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  animation: lb-in 0.32s var(--ease-out);
}
.sheet[hidden] { display: none; }
.sheet-frame {
  width: min(920px, 100%); max-height: 100%; display: flex; flex-direction: column;
  border: 1px solid var(--color-border-strong); background: rgba(8, 12, 10, 0.97);
  box-shadow: var(--shadow-2), 0 0 40px rgba(65, 255, 143, 0.12);
}
.sheet-bar {
  display: flex; align-items: center; gap: 14px; padding: 10px 14px;
  border-bottom: 1px solid var(--color-border); font-size: var(--text-xs); letter-spacing: 0.14em; color: var(--color-faint);
}
.sheet-close { min-height: 44px; padding: 8px 14px; border: 1px solid var(--color-border); color: var(--color-muted); font-size: var(--text-xs); letter-spacing: 0.14em; transition: all var(--dur-fast) ease-out; }
.sheet-close:hover { color: #041007; background: var(--color-accent); border-color: var(--color-accent); }
.sheet-title { color: var(--color-accent); text-shadow: 0 0 8px var(--color-accent-glow); }
.sheet-hint { margin-left: auto; }
.sheet-body { padding: clamp(18px, 3vh, 30px); overflow-y: auto; }
.sheet-body .pane-title { font-size: clamp(22px, 2.6vw, 32px); }
.sheet-body .pane-desc { font-size: var(--text-base); line-height: 1.95; margin-bottom: 20px; }
.sheet-body .pane-meta { margin-bottom: 20px; }
.sheet-body .pane-meta dd { font-size: var(--text-sm); line-height: 1.85; }
.sheet-body .pane-outcomes { margin-bottom: 22px; }
.sheet-body .outcome strong { font-size: var(--text-lg); }
/* 抽屉里把「项目地址」做成实心按钮，一眼能看到 */
.sheet-body .pane-link {
  display: inline-flex; align-items: center; gap: 8px; min-height: 46px; padding: 10px 22px; margin-bottom: 16px;
  color: #041007; background: var(--color-accent); border: none; font-weight: 700;
  font-size: var(--text-sm); letter-spacing: 0.06em; transition: all var(--dur-fast) ease-out;
}
.sheet-body .pane-link:hover { box-shadow: 0 0 24px var(--color-accent-glow); transform: translateY(-2px); }
.sheet-body .pane-links { gap: 12px; }
.sheet-body .pane-files { border-top: 1px dashed var(--color-border); padding-top: 14px; }
.sheet-body .pane-files summary { font-size: var(--text-sm); color: var(--color-muted); min-height: 40px; }
.sheet-body .pane-files[open] summary { color: var(--color-accent); }
.sheet-body .pane-file-list { gap: 8px; margin-top: 10px; }
.sheet-body .pane-file-list a {
  min-height: 46px; padding: 10px 12px; border: 1px solid var(--color-border);
  font-size: var(--text-sm); background: rgba(233, 244, 236, 0.02);
}
.sheet-body .pane-file-list a:hover { color: var(--color-accent); border-color: var(--color-border-strong); background: var(--color-accent-dim); }
.sheet-body .pane-file-list a em { font-size: 10px; }
.sheet-body .chips li { font-size: var(--text-xs); }

/* 详情抽屉里的项目截图：一次列全，点开进大图 */
.sheet-shots { margin-bottom: 22px; }
.sheet-shots-hd {
  display: flex; align-items: center; gap: 10px; margin-bottom: 10px;
  font-size: var(--text-xs); letter-spacing: 0.18em; color: var(--color-accent);
}
.sheet-shots-hd em { font-style: normal; letter-spacing: 0.1em; color: var(--color-faint); }
.sheet-shots-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.sheet-shot {
  position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden;
  border: 1px solid var(--color-border); background: #020403; cursor: zoom-in;
  transition: border-color var(--dur-fast) ease-out;
}
.sheet-shot img { width: 100%; height: 100%; object-fit: contain; opacity: 1; filter: none; }
.sheet-shot span {
  position: absolute; inset: auto 0 0 0; padding: 12px 4px 3px; text-align: center;
  font-size: 9px; letter-spacing: 0.06em; color: var(--color-muted);
  background: linear-gradient(transparent, rgba(2, 4, 3, 0.92));
}
.sheet-shot:hover { border-color: var(--color-accent); }
.sheet-shot:hover span { color: var(--color-text); }

/* ---------- 截图放大预览（终端灯箱） ---------- */
/* 居中必须用 flex 而不是 grid：grid 里子项的 max-height:100% 会解析成「自动行高」= 内容高度，
   等于没有上限 —— 窗口一矮，整个框就顶出屏幕，底部翻页按钮被挤出可视区，表现就是「切不了图」 */
.lightbox {
  position: fixed; inset: 0; z-index: 300;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(8px, 2vh, 28px) clamp(10px, 3vw, 48px);
  background: rgba(2, 4, 3, 0.9); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  animation: lb-in 0.32s var(--ease-out);
}
/* 必须显式声明：否则 .lightbox 的 display:grid 会盖掉 [hidden] 的 display:none，
   隐藏状态下遮罩仍会拦截整页点击 */
.lightbox[hidden] { display: none; }
@keyframes lb-in { from { opacity: 0; } }
.lb-frame {
  width: min(1500px, 100%); max-height: 100%; display: flex; flex-direction: column;
  border: 1px solid var(--color-border-strong); background: rgba(8, 12, 10, 0.96);
  box-shadow: var(--shadow-2), 0 0 40px rgba(65, 255, 143, 0.14);
}
.lb-bar {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px;
  border-bottom: 1px solid var(--color-border); font-size: var(--text-xs); letter-spacing: 0.14em; color: var(--color-faint);
}
.lb-close { min-height: 44px; padding: 8px 14px; border: 1px solid var(--color-border); color: var(--color-muted); font-size: var(--text-xs); letter-spacing: 0.14em; transition: all var(--dur-fast) ease-out; }
.lb-close:hover { color: #041007; background: var(--color-accent); border-color: var(--color-accent); }
.lb-title { color: var(--color-accent); text-shadow: 0 0 8px var(--color-accent-glow); }
.lb-zoom {
  min-height: 32px; padding: 5px 10px; margin-left: auto; white-space: nowrap;
  border: 1px solid var(--color-border-strong); color: var(--color-accent); font-size: 10px; letter-spacing: 0.1em;
  transition: all var(--dur-fast) ease-out;
}
.lb-zoom:hover { background: var(--color-accent-dim); }
.lb-counter { color: var(--color-muted); font-variant-numeric: tabular-nums; }
/* 默认「适应窗口」：整张图等比缩到完全可见（不裁不滚）；点 1:1 才按原始像素看细节 */
/* 行列都写成 minmax(0,1fr)：这样格子的尺寸是确定的，img 的 100% 才有参照物，
   否则自动行高 = 内容高度，height:100% / max-height:100% 全部失效（和上面 grid 居中同一个坑） */
/* 图片左右两侧的翻页按钮固定贴在框内，不随图片滚动（所以放在 .lb-wrap 这一层，
   而不是放在会滚动的 .lb-stage 里） */
.lb-wrap { position: relative; flex: 1; min-height: 0; display: flex; }
.lb-stage {
  flex: 1; min-height: 0; overflow: auto; background: #020403;
  display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr);
  place-items: center;
}
.lb-stage.is-actual { place-items: start; }
.lb-stage::-webkit-scrollbar { width: 8px; height: 8px; }
.lb-stage::-webkit-scrollbar-thumb { background: var(--color-border-strong); }
.lb-img { display: block; width: 100%; height: 100%; object-fit: contain; }
/* 1:1 必须显式放开 max-width —— base.css 里的 img{max-width:100%} 会把原图压回容器宽 */
.lb-stage.is-actual .lb-img { width: auto; height: auto; max-width: none; max-height: none; }
.lb-nav {
  position: absolute; z-index: 3; top: 50%; transform: translateY(-50%);
  width: 52px; height: 86px; display: grid; place-items: center;
  font-size: 15px; color: var(--color-text);
  border: 1px solid var(--color-border-strong); background: rgba(2, 4, 3, 0.6);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  transition: all var(--dur-fast) ease-out;
}
.lb-nav.is-prev { left: 10px; }
.lb-nav.is-next { right: 10px; }
.lb-nav:hover { color: #041007; background: var(--color-accent); border-color: var(--color-accent); box-shadow: 0 0 22px var(--color-accent-glow); }
.lb-nav[hidden] { display: none; }
.lb-caption {
  position: absolute; z-index: 3; left: 0; right: 0; bottom: 0; margin: 0;
  padding: 26px 78px 12px; text-align: center; pointer-events: none;
  font-size: var(--text-sm); color: var(--color-text);
  background: linear-gradient(transparent, rgba(2, 4, 3, 0.86));
}


/* ---------- DEMO LAB：十种独立视觉语法 ---------- */
.demo-slide { background: #0a0b0c; }
.demo-shell { width: min(1240px, 100%); }
.demo-head { margin-bottom: 10px; }
.demo-intro { max-width: 720px; color: var(--color-muted); font-family: var(--font-sans); font-size: var(--text-sm); line-height: 1.8; margin: 0 0 22px; }
.demo-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; padding-bottom: 20px; }
.demo-card { position: relative; min-height: 255px; overflow: hidden; border: 1px solid; isolation: isolate; transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out); }
.demo-card:hover { transform: translateY(-5px); }
.demo-card::after { content: ''; position: absolute; inset: 0; pointer-events: none; z-index: -1; opacity: 0; transition: opacity .4s ease; background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.13), transparent 35%); }
.demo-card:hover::after { opacity: 1; }
.demo-top { position: relative; z-index: 2; display: flex; justify-content: space-between; padding: 14px 14px 0; font-size: 9px; letter-spacing: .16em; text-transform: uppercase; }
.demo-action, .note-pin, .score-controls button, .shelf-filters button, .index-tabs button, .ledger-add, .station, .planet { font: inherit; cursor: pointer; }
/* 01: black-box telemetry */
.demo-signal { color: #d7ff45; background: #10140b; border-color: #40591a; font-family: var(--font-mono); box-shadow: inset 0 0 30px rgba(170,255,30,.06); }
.demo-signal .demo-top { color: #759b39; }
.signal-display { padding: 30px 14px 8px; display: flex; flex-direction: column; }
.signal-display b { font-family: var(--font-sans); font-size: 38px; letter-spacing: -.05em; font-weight: 900; line-height: .9; }
.signal-display span { color: #86a64b; font-size: 9px; margin-top: 8px; }
.signal-display i { width: 8px; height: 8px; background: #d7ff45; border-radius: 50%; box-shadow: 0 0 14px #d7ff45; margin-top: 18px; animation: signal-pulse 1.5s infinite; }
.signal-bars { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; height: 55px; align-items: end; padding: 0 14px 12px; }
.signal-bars em { display: block; height: 30%; background: #9fc93a; animation: bars 1.2s ease-in-out infinite alternate; }
.signal-bars em:nth-child(2n) { animation-delay: -.3s; height: 70%; }.signal-bars em:nth-child(3n) { animation-delay: -.7s; height: 45%; }
.demo-action { margin: 2px 14px 0; border: 1px solid #5f8123; background: transparent; color: #d7ff45; padding: 8px 10px; font-size: 10px; letter-spacing: .1em; }
.demo-action.is-live { background: #d7ff45; color: #10140b; }
@keyframes bars { to { height: 95%; } } @keyframes signal-pulse { 50% { opacity: .28; transform: scale(.7); } }
/* 02: tactile editorial */
.demo-notes { color: #322b23; background: #d8c5a5; border-color: #a48d6b; font-family: Georgia, serif; box-shadow: 4px 5px 0 #806c50; transform: rotate(-.7deg); }
.demo-notes:hover { transform: rotate(0) translateY(-5px); }
.demo-notes .demo-top { color: #79674e; font-family: var(--font-mono); font-size: 8px; }
.note-paper { position: relative; margin: 22px 16px 16px; min-height: 160px; padding: 14px 14px 18px; background: #e6d8bf; box-shadow: 1px 2px 0 rgba(49,35,20,.28); transform: rotate(1.5deg); }
.note-paper::before { content:''; position:absolute; inset: 0; opacity:.35; background: repeating-linear-gradient(0deg, transparent 0 21px, #a99473 22px); }
.note-paper small, .note-paper h3, .note-paper p, .note-stamp { position: relative; z-index: 1; }
.note-paper small { font: 8px var(--font-mono); color: #8c7452; }.note-paper h3 { font-size: 22px; line-height: 1.1; margin: 24px 0 10px; letter-spacing: -.04em; }.note-paper h3 em { color: #ac533e; font-style: normal; }.note-paper p { font-size: 10px; line-height: 1.6; max-width: 160px; }.note-stamp { position: absolute; right: 8px; bottom: 8px; border: 1px solid #ac533e; color: #ac533e; padding: 3px 5px; font: 8px var(--font-mono); transform: rotate(-7deg); opacity: .72; }
.note-pin { position: absolute; right: 16px; top: 42px; width: 28px; height: 28px; border: 0; border-radius: 50%; background: #ac533e; color: #f5dfbd; box-shadow: 0 2px 0 #6b362a; }.demo-notes.is-stamped .note-paper { transform: rotate(-2deg); }.demo-notes.is-stamped .note-stamp { background: #ac533e; color: #f5dfbd; }
/* 03: analog instrument */
.demo-tide { color: #f7ead6; background: #bd5a3d; border-color: #efad7f; font-family: Georgia, serif; }.demo-tide .demo-top { color: #f4c4a0; font-family: var(--font-mono); }.tide-face { position: relative; width: 148px; height: 148px; margin: 16px auto 8px; border: 1px solid #f0c5a3; border-radius: 50%; background: repeating-conic-gradient(from 0deg, transparent 0 10deg, rgba(255,239,212,.5) 10deg 11deg), #a94832; box-shadow: inset 0 0 0 8px rgba(75,27,20,.12); }.tide-hand { position: absolute; left: 50%; bottom: 50%; width: 2px; height: 52px; background: #fce6c8; transform-origin: bottom; transform: rotate(28deg); transition: transform .5s cubic-bezier(.2,.8,.2,1); }.tide-center { position: absolute; width: 10px; height: 10px; border-radius:50%; background:#fce6c8; left: calc(50% - 5px); top: calc(50% - 5px); }.tide-time, .tide-label { position:absolute; left:0; right:0; text-align:center; }.tide-time { top: 58px; font-size: 20px; }.tide-label { bottom: 34px; font: 8px var(--font-mono); letter-spacing: .14em; color: #f4c4a0; }.tide-range { display:block; width: calc(100% - 32px); margin: 4px 16px; accent-color: #fce6c8; }.tide-readout { display:flex; justify-content:space-between; padding: 0 16px; font: 8px var(--font-mono); color:#f4c4a0; }.tide-readout strong { color:#fff2dc; font-size: 11px; }
/* 04: transit system */
.demo-transit { color: #172f25; background: #d8e4d5; border-color: #7da18b; font-family: var(--font-mono); }.demo-transit .demo-top { color:#668575; }.transit-map { position:relative; height:168px; margin-top: 10px; }.transit-map svg { width:100%; height:100%; }.route { fill:none; stroke-width:3; stroke-linecap:round; }.route-a { stroke:#e07850; }.route-b { stroke:#3e6fb0; }.transit-map circle { fill:#d8e4d5; stroke:#1e4636; stroke-width:2; }.station { position:absolute; border:0; background:transparent; color:#2c5c47; font-size:8px; padding:2px; }.station:hover, .station.is-on { color:#dc6945; font-weight:700; }.s1 { left:4%; top:70%; }.s2 { left:38%; top:8%; }.s3 { right:3%; bottom:4%; }.transit-status { display:flex; justify-content:space-between; padding:6px 14px 12px; border-top:1px solid #a7bfae; font-size:8px; color:#668575; }.transit-status strong { color:#214e3c; }
/* 05: score board */
.demo-score { background:#f0efe9; border-color:#111; color:#111; font-family:Arial Black, Impact, sans-serif; }.demo-score .demo-top { font-family:var(--font-mono); color:#555; }.scoreboard { display:flex; align-items:center; justify-content:center; gap:12px; padding:28px 10px 20px; }.scoreboard div { text-align:center; }.scoreboard small { display:block; font:9px var(--font-mono); letter-spacing:.15em; }.scoreboard strong { display:block; font-size:65px; line-height:.8; letter-spacing:-.1em; }.scoreboard>b { font-size:38px; }.score-controls { display:grid; grid-template-columns:1fr 1fr; gap:5px; padding:0 14px; }.score-controls button { border:1px solid #111; background:#f0efe9; padding:7px 3px; font-size:9px; }.score-controls button:hover { background:#111; color:#f0efe9; }.score-controls button:last-child { grid-column:1 / -1; border-style:dashed; }.score-note { padding:16px 14px; margin:0; font:8px var(--font-mono); display:flex; justify-content:space-between; border-top:1px solid #111; }.score-note span { font-weight:700; }
/* 06: organic micro garden */
.demo-garden { color:#40503b; background:#d2d2bc; border-color:#8b9875; font-family:Georgia,serif; }.demo-garden .demo-top { color:#7a8567; font-family:var(--font-mono); }.garden-bed { position:relative; height:170px; margin:8px 14px 0; overflow:hidden; background:#aeb08d; border-radius:48% 52% 43% 57%; box-shadow: inset 0 -25px 30px rgba(58,74,43,.18); }.garden-bed::after { content:''; position:absolute; inset: 20px 20px auto; height:40px; background: radial-gradient(ellipse, rgba(245,244,199,.36), transparent 70%); }.moon { position:absolute; right:22px; top:18px; width:25px; height:25px; background:#e8e6bd; border-radius:50%; box-shadow: 0 0 25px rgba(247,244,192,.55); }.seed { position:absolute; z-index:2; border:0; background:transparent; color:#667b4f; opacity:.7; font-size:18px; transform:scale(.8); transition: transform .5s, color .5s; }.seed:hover, .seed.is-planted { color:#f3d78e; transform:scale(1.5) rotate(15deg); }.seed-1{left:24px;bottom:48px}.seed-2{left:74px;bottom:24px}.seed-3{right:65px;bottom:55px}.seed-4{right:22px;bottom:26px}.garden-bed i { position:absolute; bottom:0; left:0; right:0; height:16px; background:#818c68; clip-path:polygon(0 55%,8% 20%,16% 65%,24% 25%,34% 60%,44% 15%,55% 60%,64% 20%,75% 66%,86% 24%,100% 60%,100% 100%,0 100%); }.garden-footer { padding:9px 14px 12px; display:flex; justify-content:space-between; font-size:9px; color:#758265; }.garden-footer strong { color:#4a5d41; }
/* 07: catalog */
.demo-shelf { background:#eeeae2; border-color:#bbb3a5; color:#1f1e1b; font-family:var(--font-mono); }.demo-shelf .demo-top { color:#8b8377; }.shelf-filters, .index-tabs { display:flex; gap:4px; padding:16px 14px 9px; }.shelf-filters button, .index-tabs button { border:0; background:transparent; padding:3px 5px; font-size:8px; color:#8b8377; }.shelf-filters button.is-on, .index-tabs button.is-on { background:#1f1e1b; color:#eeeae2; }.objects { display:grid; grid-template-columns:repeat(3,1fr); gap:6px; padding:5px 14px 10px; align-items:end; border-bottom:1px solid #c9c1b6; }.object { min-height:110px; display:flex; flex-direction:column; justify-content:flex-end; font-size:8px; color:#70695f; }.object i { display:block; height:70px; background:#a14f3e; clip-path:polygon(15% 10%,85% 0,100% 87%,0 100%); }.object-metal i { background:#5d6664; border-radius:50% 50% 8% 8%; height:84px; }.object-paper:nth-child(3) i { background:#b4976a; clip-path:polygon(0 15%,80% 0,100% 100%,15% 85%); height:58px; }.object.is-hidden { display:none; }.shelf-caption { padding:10px 14px; margin:0; color:#8b8377; font-size:9px; }
/* 08: orbital */
.demo-orbit { background:#15131d; border-color:#5b507b; color:#f5d9ff; font-family:var(--font-mono); }.demo-orbit .demo-top { color:#998cb1; }.orbit-stage { position:relative; height:172px; overflow:hidden; }.sun { position:absolute; width:28px; height:28px; background:#ffbd61; box-shadow:0 0 34px #ff886b; border-radius:50%; left:calc(50% - 14px); top:calc(50% - 14px); }.orbit-ring { position:absolute; border:1px solid rgba(245,217,255,.35); border-radius:50%; left:50%; top:50%; transform:translate(-50%,-50%); }.ring-1 { width:105px; height:65px; transform:translate(-50%,-50%) rotate(-20deg); }.ring-2 { width:180px; height:112px; transform:translate(-50%,-50%) rotate(14deg); }.planet { position:absolute; border:0; border-radius:50%; background:#7ec3ef; color:#15131d; font-size:9px; width:18px; height:18px; left:calc(50% + 42px); top:37px; box-shadow:0 0 14px #7ec3ef; transition: transform .35s; }.planet-b { background:#ed8ed0; box-shadow:0 0 14px #ed8ed0; left:calc(50% - 78px); top:121px; }.planet:hover, .planet.is-on { transform:scale(1.65); }.orbit-range { display:block; width:calc(100% - 28px); margin:0 14px; accent-color:#ed8ed0; }.orbit-readout { display:flex; justify-content:space-between; padding:8px 14px 12px; color:#998cb1; font-size:8px; }.orbit-readout strong { color:#f5d9ff; font-size:13px; }
/* 09: ledger */
.demo-ledger { background:#f2eee8; border-color:#d0c6b9; color:#4d453d; font-family:var(--font-mono); }.demo-ledger .demo-top { color:#918579; }.ledger-lines { padding:25px 14px 4px; }.ledger-lines p { margin:0; padding:8px 0; border-bottom:1px dashed #c9bfb2; display:flex; justify-content:space-between; font-size:9px; }.ledger-lines b { font-weight:500; }.ledger-total { display:flex; justify-content:space-between; align-items:end; padding:15px 14px 12px; }.ledger-total span { font-size:8px; color:#918579; }.ledger-total strong { font-size:27px; letter-spacing:-.08em; }.ledger-add { margin:0 14px 14px; width:calc(100% - 28px); border:1px solid #9d8c7d; color:#5c5045; background:#e9e2d9; padding:8px; font-size:9px; }.ledger-add:hover { background:#4d453d; color:#f2eee8; }.ledger-new[hidden] { display:none; }
/* 10: index */
.demo-index { background:#1e252d; border-color:#68717a; color:#e7e3d8; font-family:Georgia,serif; }.demo-index .demo-top { color:#98a1a8; font-family:var(--font-mono); }.demo-index .index-tabs { padding-top:16px; }.demo-index .index-tabs button { color:#98a1a8; }.demo-index .index-tabs button.is-on { color:#1e252d; background:#e7e3d8; }.index-list { padding:2px 14px 10px; }.index-list button { display:grid; grid-template-columns:22px 1fr auto; gap:6px; width:100%; text-align:left; border:0; border-top:1px solid #46515c; background:transparent; color:#e7e3d8; padding:10px 0; font:12px Georgia,serif; }.index-list button span, .index-list button em { color:#98a1a8; font:8px var(--font-mono); }.index-list button em { font-style:normal; align-self:center; }.index-list button:hover { color:#e0b66d; }.index-list button.is-hidden { display:none; }
@media (max-width: 1100px) { .demo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 720px) { .demo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap:10px; }.demo-card { min-height:245px; }.demo-intro { margin-bottom:16px; } }
@media (max-width: 480px) { .demo-grid { grid-template-columns:1fr; }.demo-card { min-height:265px; } }

/* ---------- 响应式 ---------- */
@media (max-width: 1020px) {
  .boot-grid { grid-template-columns: 1fr; gap: 30px; }
  .proj-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .arc-stage { min-height: 0; }
  .pane.is-active { grid-template-columns: 1fr; }
  .prac-layout { grid-template-columns: 1fr; }
  .skill-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .skill-col { border-right: none; }
  .skill-col:not(:nth-child(2n)) { border-right: 1px dashed var(--color-border); }
  .skill-col:nth-child(-n+2) { border-bottom: 1px dashed var(--color-border); }
  .hud-nav { display: none; }
  .slide-inner { justify-content: flex-start; padding-top: 84px; }
}
@media (max-width: 560px) {
  .hud-status .hud-clock { display: none; }
  .pager-hint { display: none; }
  .sec-head { flex-direction: column; align-items: flex-start; gap: 6px; }
  .sec-meta { white-space: normal; }
  .kicker { letter-spacing: 0.2em; flex-wrap: wrap; row-gap: 4px; }
  .proj-grid { grid-template-columns: 1fr; }
  .pane-outcomes { grid-template-columns: 1fr 1fr; }
  .boot-name { font-size: clamp(46px, 13vw, 68px); }
  .monitor-thumbs button span { display: none; }
  .rail button em { display: none; }
  .skill-grid { grid-template-columns: 1fr; }
  .skill-grid .skill-col { border-right: none; border-bottom: 1px dashed var(--color-border); }
  .skill-grid .skill-col:last-child { border-bottom: none; }
}