/* ============================================================
   主站 · 各屏区块样式（1/3）
   hero / intro / system
   ============================================================ */

.section { position: relative; padding: 104px 0; }
.section:first-of-type { padding-top: 0; }

/* ---------- S1 Hero ---------- */
.hero {
  min-height: 92vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(760px 420px at 50% 18%, rgba(201,162,94,.12), transparent 62%),
    linear-gradient(180deg, rgba(5,7,13,0) 70%, var(--bg) 100%);
}
.hero #stars { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; }
.hero-inner { position: relative; z-index: 1; padding: 110px 22px 140px; max-width: 1000px; }
.hero .kicker { margin-bottom: 30px; }
.hero-title {
  font-family: var(--serif);
  font-size: clamp(46px, 7.4vw, 96px);
  font-weight: 600;
  letter-spacing: .06em;
  line-height: 1.16;
  color: var(--moon);
  text-shadow: 0 2px 40px rgba(201,162,94,.15);
}
.hero-sub {
  margin-top: 26px;
  font-size: clamp(18px, 2.6vw, 26px);
  letter-spacing: .5em;
  color: var(--gold-lite);
  text-indent: .5em; /* 抵消末字字距造成的视觉偏移 */
}
.hero-slogan { margin-top: 30px; font-size: clamp(15px, 2vw, 18px); color: var(--text-2); }
.hero-note { margin-top: 10px; font-size: 13px; color: var(--dim); letter-spacing: .1em; }

.scroll-cue {
  position: absolute; left: 50%; bottom: 34px; transform: translateX(-50%);
  width: 26px; height: 44px; border: 1px solid var(--line); border-radius: 20px;
  display: flex; justify-content: center; padding-top: 8px;
}
.scroll-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--gold); animation: cue 1.8s infinite; }
@keyframes cue {
  0%   { transform: translateY(0); opacity: 1; }
  70%  { transform: translateY(16px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* ---------- S2 定调引言 ---------- */
.intro { text-align: center; }
.intro .display {
  font-family: var(--serif);
  font-size: clamp(34px, 5.4vw, 66px);
  font-weight: 600;
  letter-spacing: .14em;
  line-height: 1.4;
  color: var(--gold-lite);
}
.intro-text { margin: 38px auto 0; max-width: 640px; font-size: 17px; color: var(--moon); opacity: .92; }
.intro-note { margin-top: 18px; font-size: 13.5px; letter-spacing: .18em; color: var(--text-2); }

/* ---------- S3 体系总览 ---------- */
.system .system-map { border-top: 1px solid var(--line-soft); }
.tier-row {
  display: flex; align-items: center; gap: 44px;
  padding: 44px 4px; border-bottom: 1px solid var(--line-soft);
}
.tier-meta { flex: 0 0 300px; }
.tier-index { font-size: 12px; letter-spacing: .28em; color: var(--gold); }
.tier-title { font-family: var(--serif); margin-top: 6px; font-size: 26px; letter-spacing: .1em; color: var(--moon); }
.tier-title em {
  display: block; font-style: normal;
  font-family: var(--sans); font-size: 12px; font-weight: 400;
  letter-spacing: .3em; color: var(--dim); margin-top: 6px;
}
.tier-desc { margin-top: 14px; font-size: 13px; color: var(--text-2); }
.tier-courts { display: flex; flex-wrap: wrap; gap: 14px; flex: 1; }
.court-chip {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px; border: 1px solid var(--line); border-radius: 980px;
  font-size: 17px; letter-spacing: .14em; color: var(--moon);
  transition: border-color .25s var(--ease), transform .25s var(--ease), background .25s;
}
.court-chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 10px var(--gold); }
.court-chip:hover { border-color: var(--gold); color: var(--gold-lite); transform: translateY(-2px); background: rgba(201,162,94,.05); }

/* ============================================================
   主站 · 各屏区块样式（2/3）
   主院大卡 / 分院网格 / 偏居静列
   ============================================================ */

/* ---------- S4 主院 Feature 大卡 ---------- */
.feature-card {
  display: grid;
  grid-template-columns: 300px 1fr 150px;
  gap: 40px; align-items: center;
  padding: 46px 42px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    radial-gradient(500px 260px at 0% 0%, rgba(201,162,94,.09), transparent 60%),
    linear-gradient(160deg, var(--surface-2), var(--surface));
  box-shadow: 0 24px 70px rgba(0,0,0,.45);
}
.feature-tag { font-size: 12px; letter-spacing: .3em; color: var(--gold); }
.feature-title { font-family: var(--serif); margin: 12px 0 24px; font-size: clamp(38px, 5vw, 60px); letter-spacing: .08em; color: var(--gold-lite); }
.feature-meaning { font-size: 17px; line-height: 2; color: var(--moon); max-width: 560px; }
.feature-fns { margin-top: 22px; }
.feature-plaque {
  justify-self: center; text-align: center;
  border: 1px solid var(--line); border-radius: 8px;
  padding: 18px 12px;
  background: linear-gradient(165deg, #1B1306, #0D0A04 75%);
}
.feature-plaque .plaque-vert { color: var(--gold); font-size: 22px; }

/* ---------- 通用竖排文案 ---------- */
.plaque-vert { writing-mode: vertical-rl; text-orientation: upright; letter-spacing: .32em; font-family: var(--serif); }

/* ---------- S5 分院网格 ---------- */
.court-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px;
}
.court-card {
  display: flex; flex-direction: column;
  padding: 32px 30px;
  border: 1px solid var(--line); border-radius: 24px;
  background: var(--surface);
  color: var(--moon);
  position: relative; overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.court-card::before {
  content: ''; position: absolute; left: 30px; right: 30px; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,162,94,.6), transparent);
}
.court-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201,162,94,.4);
  box-shadow: 0 22px 52px rgba(0,0,0,.5);
}
.card-top { display: flex; align-items: baseline; justify-content: space-between; }
.card-no { font-size: 12px; letter-spacing: .2em; color: var(--dim); }
.card-tag { font-size: 12px; letter-spacing: .24em; color: var(--gold); }
.card-name { font-family: var(--serif); font-size: 30px; letter-spacing: .1em; margin: 18px 0 12px; color: var(--moon); }
.card-meaning { font-size: 14px; line-height: 1.9; color: var(--text-2); flex: 1; }
.card-fns { margin-top: 18px; }
.card-plaque-line { display: block; margin-top: 20px; font-family: var(--serif); font-size: 15px; letter-spacing: .14em; color: var(--gold-lite); }

/* ---------- S6 偏居静列（更静更疏） ---------- */
.courts.retreat { padding-top: 76px; }
.court-list { max-width: 920px; }
.court-row {
  display: grid;
  grid-template-columns: 66px 1fr auto;
  gap: 30px; align-items: center;
  padding: 34px 8px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--moon);
  transition: padding-left .35s var(--ease), background .35s var(--ease);
}
.court-row:hover { padding-left: 18px; color: var(--moon); }
.row-plaque {
  width: 60px; height: 60px; border: 1px solid var(--line); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-size: 26px; color: var(--gold);
  background: radial-gradient(circle at 35% 30%, rgba(201,162,94,.14), transparent 65%);
}
.row-tag { display: block; font-size: 11px; letter-spacing: .3em; color: var(--gold); }
.row-name { display: block; font-family: var(--serif); font-size: 26px; letter-spacing: .14em; margin: 6px 0 10px; color: var(--moon); }
.row-meaning { display: block; font-size: 14px; color: var(--text-2); line-height: 1.9; max-width: 640px; }
.row-fns { display: block; margin-top: 12px; }
.row-plaque-line { font-family: var(--serif); font-size: 17px; letter-spacing: .16em; color: var(--gold-lite); white-space: nowrap; }

/* ============================================================
   主站 · 各屏区块样式（3/3）
   动线 / 牌匾应用 / 联系 + 响应式
   ============================================================ */

/* ---------- S7 动线叙事 ---------- */
.journey { background: linear-gradient(180deg, transparent, rgba(12,17,28,.35)); }
.journey-list { margin-top: 20px; counter-reset: step; }
.journey-step {
  display: grid; grid-template-columns: 72px 1fr; gap: 26px; align-items: start;
  padding: 34px 0; border-bottom: 1px dashed var(--line-soft); position: relative;
}
.journey-mark {
  width: 58px; height: 58px; border: 1px solid var(--gold); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-size: 20px; color: var(--gold);
  background: radial-gradient(circle at 35% 30%, rgba(201,162,94,.18), transparent 65%);
}
.journey-body h3 { font-family: var(--serif); font-size: 23px; letter-spacing: .12em; color: var(--moon); }
.journey-body p { margin-top: 10px; font-size: 15px; color: var(--text-2); max-width: 560px; }
.journey-map { display: flex; align-items: center; justify-content: center; gap: 0; margin-top: 48px; }
.j-node { width: 10px; height: 10px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 12px var(--gold); flex: 0 0 auto; }
.j-node.is-active { background: var(--gold-lite); }
.j-line { height: 1px; width: 110px; background: linear-gradient(90deg, var(--gold), rgba(201,162,94,.25)); }

/* ---------- S8 牌匾应用 ---------- */
.gate-plaque { margin: 0 auto 70px; text-align: center; }
.gate-cap { font-size: 12px; letter-spacing: .3em; color: var(--dim); margin-bottom: 14px; }
.gate-plate {
  display: inline-block; padding: 22px 44px;
  border: 1px solid rgba(201,162,94,.5); border-radius: 6px;
  background:
    linear-gradient(180deg, rgba(201,162,94,.10), transparent 30%),
    linear-gradient(120deg, #221708, #120C03 60%, #1E1506);
  box-shadow: 0 18px 50px rgba(0,0,0,.45), inset 0 0 0 3px rgba(201,162,94,.08);
}
.gate-plate span { font-family: var(--serif); font-size: clamp(17px, 2.6vw, 26px); letter-spacing: .2em; color: var(--gold-lite); }
.gate-sub { margin-top: 14px; font-size: 12px; color: var(--dim); letter-spacing: .1em; }

.plaque-wall { margin-top: 58px; }
.wall-label { font-size: 12px; letter-spacing: .3em; color: var(--text-2); margin-bottom: 24px; text-align: center; }
.plaque-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 40px 48px; }
.plaque-item { display: flex; flex-direction: column; align-items: center; text-align: center; color: var(--moon); }
.plaque-item:hover { color: var(--gold-lite); }
.plaque-plate {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
  width: 92px; min-height: 236px;
  border: 1px solid rgba(201,162,94,.45); border-radius: 8px;
  padding: 20px 8px;
  background:
    linear-gradient(180deg, rgba(201,162,94,.08), transparent 22%),
    linear-gradient(120deg, #241908, #130D04 60%, #201706);
  box-shadow: 0 16px 40px rgba(0,0,0,.5), inset 0 0 0 2px rgba(201,162,94,.06);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  overflow: hidden;
}
.plaque-item:hover .plaque-plate { transform: translateY(-5px); box-shadow: 0 22px 56px rgba(0,0,0,.6), 0 0 22px rgba(201,162,94,.14); }
.plaque-plate .plaque-vert { color: var(--gold-lite); font-size: 19px; }
.plaque-plate::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 38%, rgba(232,207,156,.10) 50%, transparent 62%);
  transform: translateX(-110%);
  transition: transform .9s var(--ease);
}
.plaque-item:hover .plaque-plate::after { transform: translateX(110%); }
.ring {
  width: 16px; height: 16px; border-radius: 50%; margin: 0 auto 8px;
  background: radial-gradient(circle at 35% 30%, #E8CF9C, #8A6B33 70%);
  box-shadow: 0 2px 6px rgba(0,0,0,.6);
  flex: 0 0 auto;
}
.ring.bottom { margin: 8px auto 0; }
.plaque-cap-name { margin-top: 18px; font-family: var(--serif); font-size: 17px; letter-spacing: .16em; color: var(--moon); }
.plaque-cap-craft { margin-top: 4px; font-size: 11px; letter-spacing: .24em; color: var(--dim); }

/* ---------- S9 联系 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 420px; gap: 54px; align-items: center; }
.method-line { font-size: 18px; line-height: 2; color: var(--moon); }
.contact-line { margin-top: 18px; font-size: 14px; color: var(--text-2); }
.contact-card {
  border: 1px solid var(--line); border-radius: 24px; padding: 34px 30px;
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
}
.contact-card h3 { font-family: var(--serif); font-size: 24px; letter-spacing: .1em; margin-bottom: 20px; color: var(--gold-lite); }
.contact-list li {
  display: flex; gap: 18px; padding: 13px 0;
  border-bottom: 1px solid var(--line-soft); font-size: 15px;
}
.contact-list li span { flex: 0 0 56px; color: var(--gold); letter-spacing: .2em; font-size: 13px; }
.contact-hint { margin-top: 16px; font-size: 12px; color: var(--dim); }

/* ---------- 首页响应式 ---------- */
@media (max-width: 960px) {
  .feature-card { grid-template-columns: 1fr 130px; }
  .feature-name { grid-column: 1 / -1; }
  .contact-grid { grid-template-columns: 1fr; }
  .tier-row { flex-direction: column; align-items: flex-start; gap: 22px; }
}
@media (max-width: 860px) {
  .section { padding: 78px 0; }
  .court-grid { grid-template-columns: 1fr; }
  .court-row { grid-template-columns: 52px 1fr; gap: 20px; }
  .row-plaque { width: 48px; height: 48px; font-size: 21px; }
  .row-plaque-line { grid-column: 2; white-space: normal; }
  .journey-step { grid-template-columns: 54px 1fr; gap: 18px; }
  .journey-mark { width: 48px; height: 48px; font-size: 17px; }
  .j-line { width: 60px; }
  .feature-card { grid-template-columns: 1fr; }
}

/* ============================================================
   竖屏（移动端）精修段
   ============================================================ */

/* 修复：主院卡内竖排金句在块内没有水平居中 */
.feature-plaque {
  display: flex;
  align-items: center;
  justify-content: center;
}
.plaque-plate,
.court-plaque {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 平板（≤960） */
@media (max-width: 960px) {
  .section { padding: 76px 0; }
  .feature-name { text-align: center; }
  .feature-name .btn { margin-inline: auto; }
}

/* 竖屏手机（≤860） */
@media (max-width: 860px) {
  .section { padding: 58px 0; }
  .sec-head { margin-bottom: 26px; }
  .sec-head h2 { font-size: clamp(27px, 7.6vw, 38px); letter-spacing: .05em; }

  /* 首屏：压缩留白、小标与副标收紧并保证居中 */
  .hero { min-height: 82vh; }
  .hero-inner { padding: 74px 18px 116px; }
  .hero .kicker { margin-bottom: 18px; letter-spacing: .24em; }
  .hero-title { font-size: clamp(38px, 12.6vw, 62px); letter-spacing: .03em; }
  .hero-sub {
    margin-top: 14px;
    font-size: clamp(13px, 3.9vw, 20px);
    letter-spacing: .2em;
    text-indent: .2em;
  }
  .hero-slogan { margin-top: 20px; font-size: 15px; }
  .hero-note { margin-top: 8px; }
  .scroll-cue { bottom: 20px; transform: translateX(-50%) scale(.9); }

  /* 引言 */
  .intro-text { margin-top: 26px; font-size: 15.5px; }
  .stars-divider { margin-top: 32px; }

  /* 体系总览：竖向居中排布 */
  .tier-row { align-items: center; text-align: center; gap: 18px; }
  .tier-meta { width: 100%; }
  .tier-courts { justify-content: center; }

  /* 主院大卡 */
  .feature-card { padding: 28px 22px; gap: 22px; }
  .feature-meaning { font-size: 15px; }
  .feature-title { margin: 10px 0 18px; }
  .feature-plaque { justify-self: stretch; }

  /* 卡片 / 列表 */
  .court-card { padding: 26px 22px; }
  .court-card .card-name { font-size: 26px; }
  .journey-step { padding: 24px 0; }
  .journey-body h3 { font-size: 20px; }
  .journey-map { margin-top: 28px; }
  .gate-plaque { margin-bottom: 44px; }
  .gate-plate { padding: 16px 18px; }
  .gate-plate span { letter-spacing: .12em; }
  .plaque-wall { margin-top: 40px; }
  .plaque-row { gap: 26px 20px; }
  .contact-grid { gap: 34px; }
}

/* 窄屏小机（≤520）进一步收紧 */
@media (max-width: 520px) {
  .section { padding: 44px 0; }
  .sec-head h2 { font-size: clamp(25px, 8.2vw, 34px); }
  .hero-inner { padding: 62px 16px 96px; }
  .hero-sub { letter-spacing: .14em; text-indent: .14em; }
  .plaque-plate { width: 70px; min-height: 196px; }
  .plaque-plate .plaque-vert { font-size: 16px; }
  .plaque-cap-name { font-size: 15px; }
  .court-row { padding: 22px 2px; gap: 14px; }
  .row-name { font-size: 23px; }
  .footer-grid { gap: 26px; }
}

/* ---- 竖排牌匾几何修正：高度随内容自适应，杜绝文字被裁/悬空 ---- */
.plaque-vert { letter-spacing: .2em; }
.plaque-plate { min-height: 0; height: auto; }
.feature-plaque { min-height: 0; }
@media (max-width: 860px) {
  .plaque-plate { width: 74px; padding: 12px 6px; }
  .plaque-plate .plaque-vert { font-size: 16px; }
  .plaque-item .ring { width: 13px; height: 13px; }
}
@media (max-width: 520px) {
  .plaque-plate { width: 64px; padding: 10px 5px; }
  .plaque-plate .plaque-vert { font-size: 14px; }
  .plaque-row { gap: 22px 14px; }
}