/* ============================================================
   予理OPC · 极简科技艺术高级感
   暖墨底 #14120F / 米白字 #EAE6DF / 哑光古铜金 #C8A97E
   ============================================================ */

:root {
  --bg:          #0D0F14;
  --bg-soft:     #12141A;
  --card:        rgba(255,255,255,0.03);
  --card-hover:  rgba(255,255,255,0.06);
  --line:        rgba(255,255,255,0.08);
  --line-soft:   rgba(255,255,255,0.05);
  --ink:         #E8E8E8;
  --ink-dim:     #8A8A8A;
  --ink-faint:   #5A5A5A;
  --gold:        #D4E04A;
  --gold-bright: #E8F060;
  --gold-dim:    #6A7030;
  --gold-soft:   rgba(212, 224, 74, 0.08);
  --glass:       rgba(255,255,255,0.04);
  /* 六个领域辅助色（深色底上可读） */
  --cog:         #7A96A8;
  --biz:         #C8806A;
  --brand:       #D4E04A;
  --content:     #8A9A7B;
  --aes:         #9A8B9E;
  --ai:          #8AA0B8;
  --serif:       "Songti SC", "Source Han Serif SC", "Noto Serif CJK SC", serif;
  --sans:        -apple-system, BlinkMacSystemFont, "PingFang SC", "Source Han Sans SC", "Helvetica Neue", Arial, sans-serif;
}

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

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-bright); }

::selection { background: rgba(200,169,126,.3); color: var(--ink); }

/* ---------- 星尘粒子 ---------- */
#stardust {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: .85;
}

/* ---------- 顶栏 ---------- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 40px;
  background: rgba(13, 15, 20, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.brand-mark {
  width: 34px; height: 34px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--gold);
  color: var(--bg);
  font-family: var(--serif);
  font-size: 18px;
  border-radius: 10px;
}
.brand-name { font-weight: 600; font-size: 16px; letter-spacing: .5px; }
.brand-sub { font-size: 12px; color: var(--gold); letter-spacing: 1px; }
.brand-tag { font-size: 12px; color: var(--ink-faint); letter-spacing: 1px; }

.nav { display: flex; gap: 28px; }
.nav-link {
  color: var(--ink-dim);
  font-size: 14px;
  letter-spacing: 1px;
  padding: 6px 2px;
  border-bottom: 1px solid transparent;
  transition: all .2s;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active { color: var(--gold); border-bottom-color: var(--gold); }

/* ---------- 视图容器 ---------- */
.view-container {
  position: relative;
  z-index: 1;
  padding-top: 72px;
  min-height: 100vh;
}
.view { display: none; padding: 0 40px 100px; max-width: 1200px; margin: 0 auto; }
.view.active {
  display: grid;
  grid-template-columns: 200px 1fr;
  grid-template-areas:
    "hero hero"
    "nav content";
  gap: 0 40px;
  animation: fadeIn .4s ease;
}
.view .page-hero { grid-area: hero; }
.view .subnav { grid-area: nav; }
.view .subbody { grid-area: content; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- 首页 HERO ---------- */
#view-home.active {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero {
  max-width: 980px;
  width: 100%;
  text-align: center;
  padding: 60px 0;
}
.hero-kicker {
  font-size: 12px;
  letter-spacing: 6px;
  color: var(--gold);
  margin-bottom: 28px;
}
.hero-title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 1px;
  margin-bottom: 28px;
  color: var(--ink);
}
.hero-sub {
  color: var(--ink-dim);
  font-size: 16px;
  line-height: 1.9;
  margin-bottom: 56px;
}

.hero-entries {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 64px;
  text-align: left;
}
.entry-card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 26px;
  color: var(--ink);
  transition: all .25s;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.entry-card:hover {
  border-color: var(--gold);
  background: var(--card-hover);
  transform: translateY(-3px);
  box-shadow: 0 0 24px rgba(212, 224, 74, 0.12);
}
.entry-num {
  font-family: var(--serif);
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 2px;
}
.entry-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 10px 0 8px;
  color: var(--ink);
}
.entry-card p {
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.7;
}

.hero-formula {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 14px;
  color: var(--ink-dim);
  padding: 14px 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.formula-label { color: var(--gold); letter-spacing: 1px; }
.formula-item {
  font-family: var(--serif);
  color: var(--ink);
  padding: 2px 10px;
  border: 1px solid var(--line);
  border-radius: 3px;
}
.formula-op { color: var(--gold-dim); }

/* 价值主张四点 */
.hero-valuables {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 32px auto;
  max-width: 640px;
  width: 100%;
}
.valuable-item {
  text-align: left;
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.valuable-num {
  font-size: 12px;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: 1px;
}
.valuable-item p {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.6;
}
.valuable-item strong {
  color: var(--ink);
  font-weight: 600;
}

/* CTA按钮 */
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin: 28px 0 40px;
}
.cta-btn {
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
}
.cta-primary {
  background: var(--gold);
  color: #0D0F14;
  border: none;
}
.cta-primary:hover {
  box-shadow: 0 0 30px rgba(212, 224, 74, 0.4);
  transform: translateY(-2px);
}
.cta-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.cta-secondary:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* 关于予理区块 */
.about-yuli {
  margin-top: 60px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
}
.about-kicker {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 12px;
}
.about-yuli h3 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--ink);
}
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.about-item {
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.about-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 12px;
}
.about-item p {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.7;
}
.about-cta {
  text-align: center;
}
.about-cta p {
  font-size: 14px;
  color: var(--ink-dim);
  margin-bottom: 16px;
}
.about-qr {
  width: 160px;
  height: 160px;
  border-radius: 12px;
  border: 1px solid var(--line);
}

/* 页脚二维码 */
.f-qr {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  margin: 12px 0 8px;
  border: 1px solid var(--line);
}

/* 知识地图 */
.knowledge-map {
  margin-top: 60px;
  padding: 30px 0;
}
.km-kicker {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 16px;
  text-align: center;
}
#knowledgeCanvas {
  width: 100%;
  max-width: 1000px;
  height: 600px;
  margin: 0 auto;
  display: block;
  cursor: pointer;
}
.km-panel {
  max-width: 600px;
  margin: 0 auto;
  min-height: 60px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  text-align: center;
  transition: all .3s;
}
.km-panel-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}
.km-panel-concepts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.km-concept-tag {
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  color: var(--ink-dim);
}

/* ---------- 内页通用 ---------- */
.page-hero {
  margin: 48px 0 40px;
  text-align: left;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line-soft);
}
.page-kicker {
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--gold);
  margin-bottom: 16px;
}
.page-title {
  font-size: clamp(28px, 3.5vw, 38px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: .3px;
  color: var(--ink);
}
.page-sub {
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.9;
  max-width: 600px;
}

/* ---------- 起步 · 阶段卡 ---------- */
.stage-cards {
  max-width: 980px;
  margin: 0 auto 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.stage-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: 0 2px 8px rgba(31, 27, 22, 0.03);
}
.stage-card.locked { opacity: .75; }
.stage-badge {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.stage-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}
.stage-card p {
  font-size: 13.5px;
  color: var(--ink-dim);
  line-height: 1.8;
}

.callout {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 32px;
  border-left: 2px solid var(--gold);
  background: var(--gold-soft);
  border-radius: 0 6px 6px 0;
}
.callout-kicker {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--gold);
  margin-bottom: 10px;
}
.callout-main {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
}

/* ---------- 手册 · 时间轴 ---------- */
.timeline {
  max-width: 1080px;
  margin: 0 auto 48px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.tl-node {
  padding: 22px 18px;
  cursor: pointer;
  border-right: 1px solid var(--line-soft);
  transition: background .2s;
}
.tl-node:last-child { border-right: none; }
.tl-node:hover { background: rgba(200,169,126,.05); }
.tl-node.active { background: var(--gold-soft); }
.tl-days {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--ink-faint);
  margin-bottom: 6px;
}
.tl-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}
.tl-node.active .tl-name { color: var(--gold); }
.tl-tag {
  font-size: 12px;
  color: var(--ink-dim);
}
.tl-node.locked { opacity: .5; }

/* 阶段内容 */
.stage-body {
  max-width: 880px;
  margin: 0 auto;
}
.stage-head {
  margin-bottom: 56px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line-soft);
}
.stage-head::after {
  content: "";
  display: block;
  width: 40px;
  height: 1px;
  background: var(--gold);
  margin-top: 24px;
}
.stage-head .stage-badge { margin-bottom: 16px; }
.stage-head h3 {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 14px;
}
.stage-head p {
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.9;
  max-width: 580px;
}

.block {
  margin-bottom: 56px;
  opacity: 0;
  transform: translateY(20px);
  animation: blockIn .6s ease forwards;
}
@keyframes blockIn {
  to { opacity: 1; transform: translateY(0); }
}
.block-kicker {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 8px;
  text-transform: uppercase;
  font-weight: 600;
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
}

/* 详解区块特殊样式 */
.block.deep-dive {
  background: rgba(212, 224, 74, 0.04);
  border: 1px solid rgba(212, 224, 74, 0.15);
  border-radius: 16px;
  padding: 24px;
  margin: 24px 0;
  box-shadow: 0 0 30px rgba(212, 224, 74, 0.05);
}
.block.deep-dive .block-kicker {
  background: rgba(212, 224, 74, 0.15);
  border-color: rgba(212, 224, 74, 0.3);
  color: var(--gold);
  font-size: 12px;
  padding: 6px 16px;
}
.block.deep-dive h4 {
  font-size: 26px;
  color: var(--gold);
  border-bottom-color: rgba(212, 224, 74, 0.2);
}
.block.deep-dive:hover {
  box-shadow: 0 0 40px rgba(212, 224, 74, 0.1);
  border-color: rgba(212, 224, 74, 0.3);
}
.block h4 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.4;
  color: var(--ink);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}
.block p {
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.95;
  margin-bottom: 14px;
}
.block p.lead { color: var(--ink-dim); }

/* grid-2 两列并排 Dashboard */
.grid-2-block { margin-bottom: 56px; }
.grid-2-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.grid-2-item .block { margin-bottom: 0; }
.grid-2-item .block h4 { font-size: 17px; margin-bottom: 14px; }

/* 金句（宋体） */
.quote {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.9;
  color: var(--gold-bright);
  padding: 24px 28px;
  border-left: 2px solid var(--gold);
  background: var(--gold-soft);
  border-radius: 0 6px 6px 0;
  margin: 24px 0;
}

/* 模板框 */
.template {
  background: var(--card);
  border: 1px dashed var(--gold-dim);
  border-radius: 6px;
  padding: 20px 24px;
  margin: 16px 0;
  font-family: var(--serif);
  font-size: 17px;
  color: var(--ink);
  line-height: 1.9;
}
.template .ph {
  color: var(--gold);
  border-bottom: 1px dotted var(--gold-dim);
  padding: 0 4px;
}

/* 步骤表 */
.steps {
  display: grid;
  gap: 12px;
  margin: 16px 0;
}
.step {
  display: grid;
  grid-template-columns: 90px 1fr 200px;
  gap: 16px;
  padding: 16px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  align-items: start;
}
.step-days {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 1px;
  padding-top: 2px;
}
.step-body h5 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}
.step-body p {
  font-size: 13.5px;
  color: var(--ink-dim);
  margin: 0;
  line-height: 1.7;
}
.step-output {
  font-size: 12.5px;
  color: var(--ink-faint);
  padding-top: 2px;
  text-align: right;
}

/* 行动清单 */
.action-list {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 24px 28px;
  margin: 16px 0;
}
.action-list ol {
  padding-left: 20px;
  color: var(--ink);
  font-size: 14.5px;
  line-height: 2.1;
}

/* 占位阶段 */
.locked-stage {
  padding: 80px 40px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 6px;
  color: var(--ink-faint);
}
.locked-stage h3 { font-size: 22px; color: var(--ink-dim); margin-bottom: 10px; }
.locked-stage p { font-size: 14px; line-height: 1.9; }

/* ---------- 镜子工具 ---------- */
.mirror-tool {
  max-width: 880px;
  margin: 0 auto;
}
.mirror-input {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px;
}
.field-label {
  display: block;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--ink-dim);
  margin: 18px 0 8px;
}
.field-label:first-child { margin-top: 0; }
#mirror-goal {
  width: 100%;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px 14px;
  color: var(--ink);
  font-size: 15px;
  font-family: var(--sans);
  outline: none;
  transition: border-color .2s;
}
#mirror-goal:focus { border-color: var(--gold); }

.scene-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.scene-chip {
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-dim);
  background: transparent;
  cursor: pointer;
  transition: all .2s;
  font-family: var(--sans);
}
.scene-chip:hover { border-color: var(--gold-dim); color: var(--ink); }
.scene-chip.active {
  background: var(--gold-soft);
  border-color: var(--gold);
  color: var(--gold);
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  font-size: 14px;
  letter-spacing: 1px;
  cursor: pointer;
  border: 1px solid transparent;
  font-family: var(--sans);
  transition: all .2s;
}
.btn-primary {
  background: var(--gold);
  color: #1A1612;
  font-weight: 600;
  margin-top: 24px;
}
.btn-primary:hover { background: var(--gold-bright); }

.mirror-output { margin-top: 32px; }
.mirror-question {
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.9;
  color: var(--gold-bright);
  padding: 24px 28px;
  background: var(--gold-soft);
  border-left: 2px solid var(--gold);
  border-radius: 0 6px 6px 0;
  margin-bottom: 28px;
}

.mirror-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}
.mirror-col {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 22px;
}
.mirror-col h4 {
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 14px;
}
.mirror-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
}
.mirror-item:last-child { border-bottom: none; }
.mirror-item .txt { flex: 1; color: var(--ink); }
.mirror-item.marked-yes .txt { color: var(--gold-bright); }
.mark-btns { display: flex; gap: 4px; flex-shrink: 0; }
.mark-btn {
  width: 26px; height: 26px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 3px;
  cursor: pointer;
  font-size: 12px;
  color: var(--ink-faint);
  transition: all .15s;
  font-family: var(--sans);
}
.mark-btn:hover { border-color: var(--gold); color: var(--ink); }
.mark-btn.on-yes { background: var(--gold); color: #1A1612; border-color: var(--gold); }
.mark-btn.on-warn { background: #6B5A2E; color: #F0E0B8; border-color: #6B5A2E; }
.mark-btn.on-no { background: transparent; color: var(--ink-faint); opacity: .5; }

.mirror-result {
  background: var(--card);
  border: 1px solid var(--gold-dim);
  border-radius: 8px;
  padding: 28px;
}
.mirror-stat {
  font-size: 16px;
  margin: 8px 0 18px;
  line-height: 1.9;
}
.mirror-block-label {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--ink-dim);
  margin-bottom: 10px;
}
.block-card {
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.9;
  color: var(--gold-bright);
  padding: 16px 20px;
  background: var(--gold-soft);
  border-radius: 4px;
  margin-bottom: 14px;
}
.mirror-note {
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.8;
}

.disclaimer-line {
  max-width: 880px;
  margin: 40px auto 0;
  text-align: center;
  font-size: 12px;
  color: var(--ink-faint);
  line-height: 1.8;
}

/* ---------- 实验室 ---------- */
.lab-post {
  max-width: 780px;
  margin: 0 auto 48px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 40px;
}
.lab-post .post-meta {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 16px;
}
.lab-post h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.4;
}
.lab-post h4 {
  font-size: 17px;
  font-weight: 600;
  margin: 28px 0 12px;
  color: var(--gold-bright);
}
.lab-post p {
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink);
  margin-bottom: 14px;
}
.lab-post p.lead { color: var(--ink-dim); }
.lab-post ul {
  padding-left: 22px;
  margin: 10px 0 16px;
}
.lab-post ul li {
  font-size: 14.5px;
  line-height: 1.9;
  margin-bottom: 6px;
}
.lab-post ul li strong { color: var(--gold-bright); font-weight: 600; }

.lab-side {
  max-width: 980px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.lab-block {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 24px 26px;
}
.lab-block h3 {
  font-size: 15px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 14px;
}
.lab-list {
  list-style: none;
  padding: 0;
}
.lab-list li {
  font-size: 14px;
  line-height: 1.8;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line-soft);
  color: var(--ink);
}
.lab-list li:last-child { border-bottom: none; }
.lab-list li::before {
  content: "— ";
  color: var(--gold-dim);
}

/* ---------- 页脚 ---------- */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line-soft);
  padding: 48px 40px 32px;
  background: rgba(20, 18, 15, 0.6);
}
.footer-cols {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1.5fr 1.2fr 1fr;
  gap: 36px;
}
.f-brand {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}
.f-quote {
  font-family: var(--serif);
  color: var(--gold);
  font-size: 14px;
}
.f-head {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 12px;
}
.f-col p {
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.85;
}
.f-mail { color: var(--ink); }
.f-note { font-size: 12px !important; color: var(--ink-faint) !important; }
.f-copy {
  max-width: 1180px;
  margin: 36px auto 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  color: var(--ink-faint);
  letter-spacing: 1px;
}

/* ---------- 二级导航（左侧边栏） ---------- */
.subnav {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: sticky;
  top: 80px;
  align-self: start;
}
.subnav-back {
  padding: 8px 16px;
  font-size: 12px;
  color: var(--ink-dim);
  background: transparent;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all .2s;
  text-align: left;
  margin-bottom: 8px;
}
.subnav-back:hover {
  color: var(--gold);
  background: var(--card-hover);
}
.subnav-home {
  padding: 8px 16px;
  font-size: 12px;
  color: var(--gold);
  background: transparent;
  border: 1px solid var(--gold-dim);
  border-radius: 8px;
  cursor: pointer;
  transition: all .2s;
  text-align: center;
  margin-bottom: 8px;
}
.subnav-home:hover {
  background: var(--gold-dim);
  color: var(--bg);
}
.subnav-link {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: var(--ink-dim);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  transition: all .2s;
  text-align: left;
}
.subnav-link:hover {
  background: var(--card-hover);
  color: var(--ink);
}
.subnav-link.active {
  background: var(--glass);
  border-color: var(--line);
  color: var(--gold);
}
.subnav-name { font-size: 13px; font-weight: 600; letter-spacing: .2px; }
.subnav-desc { font-size: 11px; color: var(--ink-faint); }
.subnav-link.active .subnav-desc { color: var(--gold-dim); }

.subbody {
  margin: 0;
  min-width: 0;
  position: relative;
}
.subbody::before {
  content: '';
  position: absolute;
  top: -80px; left: -80px;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(212, 224, 74, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.subbody::after {
  content: '';
  position: absolute;
  bottom: -80px; right: -80px;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(122, 150, 168, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.subbody > * {
  position: relative;
  z-index: 1;
}

/* ---------- 体检 checklist ---------- */
.mirror-check-list {
  display: grid;
  gap: 12px;
  margin: 24px 0 32px;
}
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.check-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--gold);
  margin-top: 9px;
  flex-shrink: 0;
}
.check-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 弹药库 ---------- */
.library-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin: 24px 0;
}
.lib-card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  transition: all .25s;
  backdrop-filter: blur(10px);
}
.lib-card:hover {
  border-color: var(--gold);
  background: var(--card-hover);
  box-shadow: 0 0 20px rgba(212, 224, 74, 0.10);
}
.lib-tag {
  align-self: flex-start;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.lib-card h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--ink);
}
.lib-en {
  font-size: 12px;
  color: var(--ink-faint);
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.lib-desc {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-dim);
  margin-bottom: 14px;
}
.lib-when {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink);
  margin-bottom: 14px;
  padding: 10px 14px;
  background: var(--gold-soft);
  border-radius: 4px;
}
.lib-when strong { color: var(--gold-bright); font-weight: 600; }
.lib-cover {
  margin-top: auto;
  font-family: var(--serif);
  font-size: 13px;
  color: var(--gold-dim);
  letter-spacing: 1px;
}

/* ---------- lab subbody 里的 block ---------- */
.lab-block {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 24px 26px;
}

/* ---------- 领域色（通过 stage-head 的 domain-xxx class 注入） ---------- */
.domain-cognition  .block-kicker, .domain-cognition  .stage-badge { color: var(--cog); }
.domain-business   .block-kicker, .domain-business   .stage-badge { color: var(--biz); }
.domain-brand      .block-kicker, .domain-brand      .stage-badge { color: var(--brand); }
.domain-content    .block-kicker, .domain-content    .stage-badge { color: var(--content); }
.domain-aesthetic  .block-kicker, .domain-aesthetic  .stage-badge { color: var(--aes); }
.domain-ai         .block-kicker, .domain-ai         .stage-badge { color: var(--ai); }

/* ---------- 子主题卡片网格 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 20px 0 24px;
}
.topic-card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 20px;
  transition: all .25s;
  backdrop-filter: blur(10px);
}
.topic-card:hover {
  border-color: var(--gold);
  background: var(--card-hover);
  transform: translateY(-3px);
  box-shadow: 0 0 20px rgba(212, 224, 74, 0.10);
}
.topic-card { cursor: pointer; }
.topic-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, margin .3s ease;
  font-size: 13px;
  color: var(--ink-dim);
  line-height: 1.8;
}
.topic-card.expanded .topic-detail {
  max-height: 300px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.card-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 12px;
  color: var(--gold);
  text-decoration: none;
  opacity: 0;
  transition: opacity .2s ease;
}
.topic-card.expanded .card-link {
  opacity: 1;
}
.card-link:hover {
  opacity: .8;
}

/* 趋势条 */
.trend-list { display: flex; flex-direction: column; gap: 14px; }
.trend-row { display: grid; grid-template-columns: 100px 1fr 50px; gap: 12px; align-items: center; }
.trend-label { font-size: 13px; color: var(--ink-dim); text-align: right; }
.trend-bar-wrap { height: 8px; background: var(--line); border-radius: 4px; overflow: hidden; }
.trend-bar { height: 100%; background: linear-gradient(90deg, var(--gold-dim), var(--gold)); border-radius: 4px; transition: width .8s ease; }
.trend-val { font-size: 12px; color: var(--gold); font-weight: 600; }
.topic-num {
  font-family: var(--serif);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.topic-card h5 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--ink);
}
.topic-card p {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-dim);
  margin: 0;
}

/* ---------- 四象限图 ---------- */
.quadrant {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto 1fr 1fr;
  gap: 10px;
  margin: 24px 0;
  position: relative;
}
.quadrant-axis-x, .quadrant-axis-y {
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 1px;
}
.quadrant-cell {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  min-height: 130px;
  box-shadow: 0 2px 8px rgba(31, 27, 22, 0.03);
}
.quadrant-cell h5 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--gold-bright);
}
.quadrant-cell p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-dim);
  margin: 0;
}
.quadrant-axis-x { grid-column: 1 / -1; text-align: center; }

/* ---------- 左右对比（三有 vs 三没有） ---------- */
.vs-block {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  margin: 24px 0;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(31, 27, 22, 0.04);
}
.vs-side {
  padding: 24px 26px;
  background: var(--card);
}
.vs-side.good { border-top: 2px solid var(--content); }
.vs-side.bad  { border-top: 2px solid var(--biz); }
.vs-side h5 {
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.vs-side.good h5 { color: var(--content); }
.vs-side.bad h5  { color: var(--biz); }
.vs-side ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.vs-side li {
  font-size: 13.5px;
  line-height: 1.8;
  padding: 6px 0;
  color: var(--ink);
  border-bottom: 1px dashed var(--line-soft);
}
.vs-side li:last-child { border-bottom: none; }
.vs-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  font-family: var(--serif);
  color: var(--gold);
  font-size: 18px;
  background: var(--bg-soft);
}

/* ---------- 公式可视化（节点流） ---------- */
.formula-flow {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 28px 0;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 2px 12px rgba(31, 27, 22, 0.04);
}
.formula-node {
  flex: 1;
  min-width: 120px;
  text-align: center;
  padding: 18px 14px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.formula-node .fn-name {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--gold-bright);
  margin-bottom: 6px;
}
.formula-node .fn-desc {
  font-size: 11.5px;
  color: var(--ink-dim);
  line-height: 1.6;
}
.formula-op {
  display: flex;
  align-items: center;
  font-family: var(--serif);
  color: var(--gold);
  font-size: 20px;
}

/* ---------- 流程箭头（步骤横向） ---------- */
.flow-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin: 24px 0;
}
.flow-step {
  position: relative;
  padding: 18px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-right: none;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(31, 27, 22, 0.03);
}
.flow-step:last-child { border-right: 1px solid var(--line); border-radius: 12px; }
.flow-step:first-child { border-radius: 12px; }
.flow-step::after {
  content: "→";
  position: absolute;
  right: -10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gold);
  font-size: 16px;
  z-index: 2;
  background: var(--bg);
  width: 20px;
  text-align: center;
}
.flow-step:last-child::after { display: none; }
.flow-step .fs-days {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--gold);
  margin-bottom: 6px;
}
.flow-step .fs-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--ink);
}
.flow-step .fs-desc {
  font-size: 12px;
  color: var(--ink-dim);
  line-height: 1.6;
}

/* ---------- 子主题卡片在 block 里的标题 ---------- */
.block h4 { color: var(--ink); }

/* ---------- 复盘工具 ---------- */
.review-tool { max-width: 680px; margin: 0 auto; }
.review-progress {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; margin-bottom: 24px;
}
.review-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--line); transition: all .3s;
}
.review-dot.active { background: var(--gold); transform: scale(1.4); }
.review-dot.done { background: var(--gold-dim); }
.review-line { width: 24px; height: 1px; background: var(--line); }
.review-card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 20px; padding: 28px;
  box-shadow: 0 2px 12px rgba(31, 27, 22, 0.04);
}
.review-kicker {
  font-size: 11px; letter-spacing: 2px;
  color: var(--gold); margin-bottom: 10px;
}
.review-title { font-size: 20px; font-weight: 600; margin-bottom: 8px; color: var(--ink); }
.review-hint { font-size: 13px; color: var(--ink-dim); line-height: 1.7; margin-bottom: 16px; }
.review-input {
  width: 100%; background: var(--bg-soft);
  border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px; color: var(--ink);
  font-size: 14px; font-family: var(--sans); line-height: 1.7;
  resize: vertical; box-sizing: border-box;
}
.review-input:focus { outline: none; border-color: var(--gold-dim); }
.review-actions { margin-top: 16px; display: flex; gap: 10px; justify-content: flex-end; }
.review-btn {
  padding: 10px 22px; background: var(--gold); color: var(--bg);
  border: none; border-radius: 999px; font-size: 14px;
  font-weight: 600; cursor: pointer; transition: opacity .2s;
}
.review-btn:hover { opacity: .85; }
.review-btn.ghost {
  background: transparent; color: var(--ink-dim);
  border: 1px solid var(--line);
}
.review-btn.ghost:hover { color: var(--ink); border-color: var(--gold-dim); opacity: 1; }
.review-result {
  background: var(--card); border: 1px solid var(--gold-dim);
  border-radius: 20px; padding: 28px;
  box-shadow: 0 2px 12px rgba(31, 27, 22, 0.04);
}
.review-recap { margin: 16px 0; }
.recap-row {
  padding: 12px 0; border-bottom: 1px dashed var(--line-soft);
}
.recap-row:last-child { border-bottom: none; }
.recap-label {
  font-size: 11px; letter-spacing: 1px;
  color: var(--gold); display: block; margin-bottom: 4px;
}
.recap-row p { font-size: 14px; color: var(--ink); line-height: 1.7; margin: 0; }
.review-quote {
  font-family: var(--serif); color: var(--ink-dim);
  font-size: 13px; margin: 16px 0;
}

/* ---------- 引用块（block type=quote） ---------- */
.block-quote {
  border-left: 3px solid var(--gold);
  padding: 16px 20px; margin: 16px 0;
  font-family: var(--serif); font-size: 15px;
  color: var(--ink); line-height: 1.8;
  background: var(--gold-soft); border-radius: 0 12px 12px 0;
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .card-grid { grid-template-columns: 1fr; }
  .vs-block { grid-template-columns: 1fr; }
  .vs-divider { padding: 8px 0; }
  .flow-steps { grid-template-columns: 1fr; }
  .flow-step { border-right: 1px solid var(--line); border-radius: 6px !important; margin-bottom: 8px; }
  .flow-step::after { display: none; }
  .formula-flow { flex-direction: column; align-items: stretch; }
  .formula-op { justify-content: center; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .topbar { padding: 14px 20px; }
  .brand-sub { display: none; }
  .nav { gap: 18px; }
  .view { padding: 0 20px 60px; }
  .hero-entries { grid-template-columns: 1fr; }
  .stage-cards { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .mirror-grid { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; gap: 6px; }
  .step-output { text-align: left; }
  .lab-side { grid-template-columns: 1fr; }
  .footer-cols { grid-template-columns: 1fr; gap: 24px; }
  .lab-post { padding: 28px 22px; }
}