/* ============================================================
   乐知 2.0 · 页面样式 pages.css
   活力首页 Hero / 图鉴照片网格 / 详情 / 站位图 / 场馆 / 金帆 / 指南
   ============================================================ */

/* ---------- 首页 Hero（浅色活力版） ---------- */
.home-hero {
  min-height: 76vh;
  background:
    radial-gradient(circle at 15% 20%, rgba(233, 168, 58, .22), transparent 300px),
    radial-gradient(circle at 85% 15%, rgba(74, 123, 214, .16), transparent 320px),
    radial-gradient(circle at 70% 85%, rgba(139, 111, 199, .16), transparent 300px),
    linear-gradient(160deg, #FFF3DC 0%, #FFE9C2 45%, #E8F0FF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 70px 22px 90px;
}
.hero-staff { position: absolute; inset: 0; pointer-events: none; opacity: .5; }
.hero-staff svg { width: 100%; height: 100%; }
.hero-staff .staff-wave { animation: staffDrift 30s linear infinite; }
.hero-staff .staff-wave.w2 { animation-duration: 40s; animation-direction: reverse; }
@keyframes staffDrift { from { transform: translateX(0); } to { transform: translateX(-600px); } }
.hero-note {
  position: absolute;
  color: rgba(43, 58, 103, .28);
  font-family: var(--font-serif);
  animation: noteFloat 9s ease-in-out infinite;
  pointer-events: none;
}
.hero-note.n1 { color: rgba(233, 168, 58, .55); }
.hero-note.n2 { color: rgba(74, 123, 214, .5); }
.hero-note.n3 { color: rgba(176, 58, 46, .4); }
@keyframes noteFloat { 0%,100%{transform:translateY(0) rotate(-8deg);} 50%{transform:translateY(-24px) rotate(8deg);} }
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-kicker {
  display: inline-flex;
  align-items: center; gap: 8px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 4px;
  background: rgba(255, 255, 255, .7);
  padding: 8px 22px;
  border-radius: 999px;
  box-shadow: 0 4px 14px rgba(43, 58, 103, .1);
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(60px, 11vw, 104px);
  letter-spacing: 16px;
  text-indent: 16px;
  line-height: 1.15;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #2B3A67 20%, #7B5FB8 60%, #E9A83A 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  filter: drop-shadow(0 6px 22px rgba(43, 58, 103, .18));
}
.hero-sub {
  font-size: clamp(16px, 2.6vw, 20px);
  color: var(--ink-soft);
  font-weight: 600;
  letter-spacing: 3px;
  margin-bottom: 44px;
}
.hero-entries { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.hero-entry {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 22px 32px;
  min-width: 158px;
  border-radius: 24px;
  background: rgba(255, 255, 255, .82);
  border: 2px solid rgba(255, 255, 255, .9);
  backdrop-filter: blur(10px);
  color: var(--navy);
  box-shadow: 0 10px 26px rgba(43, 58, 103, .12);
  transition: all .25s;
}
.hero-entry:hover {
  transform: translateY(-6px) rotate(-1deg);
  box-shadow: 0 18px 40px rgba(43, 58, 103, .22);
  border-color: var(--gold);
  color: var(--navy);
}
.hero-entry .entry-icon { font-size: 38px; filter: drop-shadow(0 4px 8px rgba(0,0,0,.12)); }
.hero-entry .entry-name { font-size: 19px; font-weight: 800; letter-spacing: 2px; }
.hero-entry .entry-desc { font-size: 13px; color: var(--ink-soft); }
.hero-scroll {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  color: var(--navy);
  font-size: 30px;
  opacity: .5;
  animation: scrollHint 2s ease-in-out infinite;
  z-index: 2;
}
@keyframes scrollHint { 0%,100%{transform:translate(-50%,0);} 50%{transform:translate(-50%,9px);} }

/* ---------- 首页板块卡（糖果色） ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); gap: 20px; }
.feature-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 24px;
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .28s, box-shadow .28s;
  position: relative;
  overflow: hidden;
  color: var(--ink);
}
.feature-card::after {
  content: "";
  position: absolute;
  right: -26px; bottom: -26px;
  width: 92px; height: 92px;
  border-radius: 50%;
  background: var(--fc-bg, var(--gold-soft));
  opacity: .5;
  transition: transform .35s;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); color: var(--ink); }
.feature-card:hover::after { transform: scale(1.35); }
.feature-card .fc-icon { font-size: 40px; position: relative; z-index: 2; }
.feature-card .fc-name { font-family: var(--font-serif); font-size: 22px; color: var(--navy); position: relative; z-index: 2; }
.feature-card .fc-desc { font-size: 14px; color: var(--ink-soft); line-height: 1.8; position: relative; z-index: 2; }
.feature-card .fc-go { font-size: 14px; color: var(--gold); font-weight: 700; margin-top: auto; position: relative; z-index: 2; }
.feature-card.fc-blue { --fc-bg: rgba(74, 123, 214, .22); }
.feature-card.fc-green { --fc-bg: rgba(63, 168, 120, .2); }
.feature-card.fc-gold { --fc-bg: rgba(233, 168, 58, .24); }
.feature-card.fc-orange { --fc-bg: rgba(226, 114, 91, .2); }
.feature-card.fc-red { --fc-bg: rgba(176, 58, 46, .18); }
.feature-card.fc-purple { --fc-bg: rgba(139, 111, 199, .2); }

/* 本周推荐 */
.pick-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }

/* ---------- 图鉴页 ---------- */
.inst-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 40px; }
@media (max-width: 1020px) { .inst-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) { .inst-grid { grid-template-columns: repeat(2, 1fr); gap: 13px; } }
.cat-section { margin-bottom: 10px; }
.cat-title {
  font-family: var(--font-serif);
  font-size: var(--fs-h3);
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 36px 0 18px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  background: var(--card);
  border: 1.5px solid var(--line);
  box-shadow: var(--shadow);
}
.cat-title .cat-dot { width: 14px; height: 14px; border-radius: 50%; display: inline-block; }
.cat-title .cat-count { font-size: 14px; color: var(--ink-soft); font-family: var(--font-sans); font-weight: 400; margin-left: auto; }

/* ---------- 乐器详情页 ---------- */
.detail-layout { display: grid; grid-template-columns: 400px 1fr; gap: 40px; align-items: start; }
@media (max-width: 880px) { .detail-layout { grid-template-columns: 1fr; gap: 26px; } }
.detail-img-card {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: 24px;
  padding: 20px;
  box-shadow: var(--shadow);
  position: sticky;
  top: calc(var(--header-h) + 24px);
  overflow: hidden;
}
.detail-img-card img { width: 100%; border-radius: 16px; display: block; aspect-ratio: 1/1; object-fit: contain; background: #F7F1E6; padding: 14px; }
.detail-img-card .img-credit { font-size: 12.5px; color: var(--ink-soft); text-align: center; margin-top: 12px; }
.detail-title {
  font-family: var(--font-serif);
  font-size: 40px;
  color: var(--navy);
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}
.detail-title .en { font-size: 16px; color: var(--ink-soft); font-family: var(--font-sans); letter-spacing: 1px; }
.detail-section { margin-top: 30px; }
.detail-section h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--navy);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.detail-section h2 .clef { color: var(--gold); font-size: 18px; }
.detail-summary { line-height: 2; color: var(--ink); font-size: 16.5px; }
.position-card {
  background: linear-gradient(135deg, #F0F5FF, #F7FAFF);
  border: 1.5px solid #DCE6FA;
  border-left: 6px solid var(--c-strings);
  border-radius: 16px;
  padding: 17px 20px;
  margin-bottom: 13px;
}
.position-card .pos-orch { font-weight: 700; color: var(--navy); font-size: 16px; margin-bottom: 4px; }
.position-card .pos-desc { font-size: 14.5px; color: var(--ink-soft); line-height: 1.8; }
.position-card .pos-link { font-size: 14px; color: var(--gold); font-weight: 700; display: inline-block; margin-top: 7px; }
.facts-box {
  background: linear-gradient(135deg, #FFFBEF, #FFF6DE);
  border: 2px dashed var(--gold);
  border-radius: var(--radius);
  padding: 20px 24px;
}
.facts-box .facts-title { font-family: var(--font-serif); color: var(--navy); font-size: 17px; margin-bottom: 9px; }
.facts-box li { font-size: 14.5px; color: var(--ink-soft); padding-left: 22px; position: relative; margin-bottom: 7px; }
.facts-box li::before { content: "♪"; position: absolute; left: 0; color: var(--gold); font-weight: 700; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 15px; }

/* ---------- 站位图页 ---------- */
.seating-wrap {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 22px;
  position: relative;
}
.seating-svg-holder { width: 100%; }
.seating-svg-holder svg { width: 100%; height: auto; display: block; }
.seat-region { cursor: pointer; outline: none; }
.seat-region path, .seat-region ellipse, .seat-region rect {
  transition: filter .2s, stroke .2s, opacity .2s;
  stroke: rgba(255, 255, 255, .75);
  stroke-width: 1.5;
}
.seat-region:hover path, .seat-region:hover ellipse, .seat-region:hover rect,
.seat-region.focused path, .seat-region.focused ellipse, .seat-region.focused rect,
.seat-region:focus-visible path, .seat-region:focus-visible ellipse, .seat-region:focus-visible rect {
  filter: brightness(1.15);
  stroke: #FFD77A;
  stroke-width: 3.5;
}
.seat-region text {
  fill: #fff;
  font-size: 15px;
  font-weight: 700;
  text-anchor: middle;
  pointer-events: none;
  paint-order: stroke;
  stroke: rgba(0, 0, 0, .4);
  stroke-width: 2.5px;
}
.seat-region.dimmed { opacity: .3; }
.seating-tip {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #2B3A67, #46579E);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 999px;
  pointer-events: none;
  opacity: 0;
  transition: opacity .25s;
  z-index: 10;
  white-space: nowrap;
  box-shadow: 0 8px 20px rgba(43, 58, 103, .3);
}
.seating-tip.show { opacity: 1; }
.seating-legend { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 18px; font-size: 14px; color: var(--ink-soft); }
.seating-legend .legend-item { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; }
.seating-legend .legend-dot { width: 16px; height: 16px; border-radius: 6px; display: inline-block; box-shadow: inset 0 0 0 1px rgba(0,0,0,.06); }
.seating-zoom-bar { display: flex; gap: 10px; justify-content: flex-end; margin-bottom: 12px; }
.seating-zoom-bar button {
  font-size: 14px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 999px;
  border: 2px solid var(--line);
  background: var(--card);
  color: var(--ink-soft);
  min-height: 38px;
  transition: all .2s;
}
.seating-zoom-bar button.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.seating-text-list { margin-top: 30px; }
.seating-text-list .stl-group { margin-bottom: 14px; }
.seating-text-list .stl-title { font-weight: 700; color: var(--navy); margin-bottom: 3px; }
.seating-text-list .stl-items { font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; }

/* ---------- 场馆页 ---------- */
.venue-card { margin-bottom: 20px; }
.venue-head {
  display: grid;
  grid-template-columns: 230px 1fr auto;
  gap: 22px;
  align-items: center;
  width: 100%;
  padding: 20px 24px;
  text-align: left;
}
@media (max-width: 760px) {
  .venue-head { grid-template-columns: 1fr auto; }
  .venue-head .venue-img { display: none; }
}
.venue-head .venue-img {
  height: 128px;
  border-radius: 16px;
  overflow: hidden;
  background: #F7F1E6;
  position: relative;
}
.venue-head .venue-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.venue-card:hover .venue-img img { transform: scale(1.06); }
.venue-head .v-name { font-family: var(--font-serif); font-size: 22px; color: var(--navy); margin-bottom: 5px; }
.venue-head .v-meta { font-size: 14px; color: var(--ink-soft); display: flex; gap: 14px; flex-wrap: wrap; }
.venue-head .acc-icon {
  color: var(--gold); font-size: 24px; font-weight: 700;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--gold-soft);
  display: flex; align-items: center; justify-content: center;
  transition: transform .28s;
}
.venue-card.open .venue-head .acc-icon { transform: rotate(45deg); }
.venue-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
@media (max-width: 760px) { .venue-detail { grid-template-columns: 1fr; } }
.venue-detail h4 { font-size: 16px; color: var(--navy); margin-bottom: 9px; font-family: var(--font-serif); }
.venue-detail p, .venue-detail li { font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; }
.venue-detail .family-box { background: linear-gradient(135deg, #FFF7E6, #FFFDF6); border-radius: 14px; padding: 15px 20px; border: 1.5px solid #F7E3B4; }
.venue-detail .family-box li::before { content: "👨‍👩‍👧 "; }

/* ---------- 金帆页 ---------- */
.jinfan-intro {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
  line-height: 2;
}
.jinfan-intro h3 { font-family: var(--font-serif); color: var(--navy); margin-bottom: 10px; font-size: 19px; }
.jinfan-intro p { color: var(--ink-soft); font-size: 15.5px; margin-bottom: 13px; }
.jinfan-cards { display: grid; gap: 13px; }
.jinfan-school-card {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 17px 20px;
  display: none;
  box-shadow: var(--shadow);
}
.jinfan-school-card .js-name { font-weight: 700; color: var(--navy); font-size: 16px; }
.jinfan-school-card .js-meta { font-size: 14px; color: var(--ink-soft); margin-top: 4px; }
@media (max-width: 760px) {
  .jinfan-table-wrap { display: none; }
  .jinfan-school-card { display: block; }
}

/* ---------- 指南页 ---------- */
.guide-nav { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 34px; }
.guide-nav a {
  font-size: 15px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--card);
  border: 2px solid var(--line);
  color: var(--ink-soft);
  box-shadow: var(--shadow);
  transition: all .2s;
}
.guide-nav a:hover { border-color: var(--gold); color: var(--navy); transform: translateY(-1px); }
.guide-block { margin-bottom: 50px; }
.guide-block > h2 {
  font-family: var(--font-serif);
  font-size: var(--fs-h2);
  color: var(--navy);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.guide-block > h2 .clef { color: var(--gold); }
.etiquette-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 18px; }
.etiquette-card { padding: 24px; }
.etiquette-card .et-icon { font-size: 36px; margin-bottom: 10px; display: inline-block; animation: noteFloat 6s ease-in-out infinite; }
.etiquette-card:nth-child(2n) .et-icon { animation-delay: 1.2s; }
.etiquette-card h3 { font-family: var(--font-serif); font-size: 18px; color: var(--navy); margin-bottom: 9px; }
.etiquette-card p { font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; }
.spot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
@media (max-width: 760px) { .spot-grid { grid-template-columns: 1fr; } }
.spot-item {
  display: flex;
  align-items: center;
  gap: 15px;
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: 16px;
  padding: 15px 19px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  box-shadow: var(--shadow);
  color: var(--ink);
}
.spot-item:hover { border-color: var(--gold); transform: translateX(4px); box-shadow: var(--shadow-hover); color: var(--ink); }
.spot-item .spot-seen { flex: 1.4; font-size: 14.5px; color: var(--ink-soft); line-height: 1.65; }
.spot-item .spot-arrow { color: var(--gold); flex-shrink: 0; font-size: 20px; }
.spot-item .spot-answer { flex: 1; font-size: 16px; font-weight: 700; color: var(--navy); }
.spot-item .spot-answer .en { display: block; font-size: 11px; color: var(--ink-soft); font-weight: 400; }
.program-card { padding: 22px 26px; margin-bottom: 15px; }
.program-card .pc-title { font-family: var(--font-serif); font-size: 18px; color: var(--navy); margin-bottom: 7px; }
.program-card .pc-desc { font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; }

/* ---------- 乐团知识页 ---------- */
.orch-type-card { overflow: hidden; margin-bottom: 24px; }
.orch-type-inner { display: grid; grid-template-columns: 1fr 1fr; }
@media (max-width: 880px) { .orch-type-inner { grid-template-columns: 1fr; } }
.orch-type-info { padding: 30px; }
.orch-type-info .ot-name { font-family: var(--font-serif); font-size: 26px; color: var(--navy); }
.orch-type-info .ot-sub { font-size: 14px; color: var(--gold); letter-spacing: 2px; margin: 3px 0 12px; font-weight: 700; }
.orch-type-info .ot-summary { font-size: 15.5px; color: var(--ink-soft); line-height: 1.95; margin-bottom: 15px; }
.orch-type-info .ot-meta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.orch-type-visual {
  background: linear-gradient(135deg, #2B3A67 0%, #46579E 60%, #7B5FB8 120%);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 230px;
  position: relative;
  overflow: hidden;
}
.orch-type-visual .ot-icon { font-size: 96px; filter: drop-shadow(0 8px 20px rgba(0,0,0,.35)); animation: noteFloat 7s ease-in-out infinite; }
.orch-type-visual .ot-bg-clef {
  position: absolute; right: -10px; bottom: -40px;
  font-size: 170px; color: rgba(255, 215, 122, .16);
  font-family: var(--font-serif);
}
.bj-orch-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(310px, 1fr)); gap: 20px; }
.bj-orch-card { padding: 26px; }
.bj-orch-card .bo-name { font-family: var(--font-serif); font-size: 20px; color: var(--navy); }
.bj-orch-card .bo-tags { display: flex; gap: 9px; flex-wrap: wrap; margin: 9px 0 11px; }
.bj-orch-card .bo-summary { font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; margin-bottom: 11px; }
.bj-orch-card .bo-line { font-size: 13.5px; color: var(--ink-soft); padding: 4px 0; }
.bj-orch-card .bo-line strong { color: var(--navy); font-weight: 700; }

/* ---------- 关于页 ---------- */
.about-block { background: var(--card); border: 1.5px solid var(--line); border-radius: var(--radius); padding: 30px; margin-bottom: 24px; box-shadow: var(--shadow); }
.about-block h2 { font-family: var(--font-serif); color: var(--navy); font-size: 22px; margin-bottom: 15px; }
.about-block p, .about-block li { font-size: 15.5px; color: var(--ink-soft); line-height: 1.95; }
.credit-list li { padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: 14.5px; }
.credit-list li:last-child { border-bottom: none; }
.credit-list .cr-name { color: var(--navy); font-weight: 700; }