/* ============================================================================
   杏鑫娱乐 · 航线测绘图
   plates.css — 页面图版：首屏、内页题头、排期、地图库、案例、入口、404
   ========================================================================== */

/* ---------- 首屏 ---------- */
.hero { padding: clamp(34px, 5vw, 66px) 0 clamp(40px, 5vw, 70px); }
.hero-in { display: grid; grid-template-columns: 1.04fr .96fr; gap: clamp(28px, 4.4vw, 60px); align-items: center; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px; margin: 0 0 18px;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--ink-2);
}
.hero-tag::before {
  content: ""; width: 9px; height: 9px; border: 2px solid var(--signal);
  border-radius: 50%; box-shadow: 0 0 0 4px rgba(210, 84, 28, .14);
}
.hero h1 { font-size: clamp(2.05rem, 4.6vw, 3.35rem); line-height: 1.1; }
.hero h1 em {
  font-style: normal; color: var(--zone);
  background: linear-gradient(transparent 68%, rgba(30, 107, 81, .16) 68%);
}
.hero-lead { margin-top: 20px; max-width: 46ch; color: var(--ink-2); font-size: 1.02rem; }
.hero-act { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-fig { position: relative; margin: 0; }
.hero-fig .legend { margin-top: 16px; grid-template-columns: 1fr 1fr; column-gap: 16px; }
.hero-fig .legend-hd { grid-column: 1 / -1; }
.hero-stats { margin-top: 30px; }
@media (max-width: 940px) {
  .hero-in { grid-template-columns: 1fr; }
  .hero-fig .plate-map { aspect-ratio: 16 / 11; }
}

/* ---------- 内页题头 ---------- */
.page-head { padding: clamp(30px, 4.4vw, 58px) 0 clamp(24px, 3vw, 36px); border-bottom: 1px solid var(--line); }
.page-head-in { display: grid; grid-template-columns: 1fr auto; gap: clamp(18px, 3vw, 40px); align-items: end; }
.crumb {
  display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 14px;
  font-family: var(--mono); font-size: .66rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--muted);
}
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--signal); }
.crumb span::before { content: "/"; margin-right: 8px; color: var(--line); }
.page-head h1 { font-size: clamp(1.75rem, 4vw, 2.7rem); }
.page-head .lead { margin-top: 12px; max-width: 62ch; color: var(--ink-2); }
.page-coord {
  display: grid; gap: 2px; padding: 12px 16px; border: 1px solid var(--line);
  font-family: var(--mono); font-size: .64rem; letter-spacing: .1em;
  text-align: right; text-transform: uppercase; color: var(--muted);
  background: rgba(248, 244, 233, .6);
}
.page-coord b { color: var(--ink); font-size: .78rem; letter-spacing: .06em; }
@media (max-width: 780px) { .page-head-in { grid-template-columns: 1fr; } .page-coord { text-align: left; } }

/* ---------- 静态指标带 ---------- */
.strip {
  display: flex; flex-wrap: wrap; gap: 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: rgba(228, 220, 199, .4);
}
.strip li {
  flex: 1 1 180px; padding: 14px 18px;
  font-size: .84rem; color: var(--ink-2); border-right: 1px dashed var(--line);
}
.strip li:last-child { border-right: 0; }
.strip b {
  display: block; font-family: var(--mono); font-size: .62rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--signal);
}

/* ---------- 双栏说明 ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .75fr); gap: clamp(24px, 4vw, 52px); align-items: start; }
.split > * { min-width: 0; }
.split-side { display: grid; gap: 16px; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

/* ---------- 排期切换 ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.tab {
  padding: 8px 16px; border: 1px solid var(--line); background: transparent;
  color: var(--ink-2); font-family: var(--mono); font-size: .72rem;
  letter-spacing: .12em; text-transform: uppercase; cursor: pointer; transition: .2s;
}
.tab:hover { border-color: var(--ink); color: var(--ink); }
.tab.is-on { background: var(--zone); border-color: var(--zone); color: #f7f3e8; }
.tab-panel[hidden] { display: none; }
.tab-panel { animation: fadeUp .28s ease both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- 地图库 ---------- */
.grid--pair { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 760px) { .grid--pair { grid-template-columns: minmax(0, 1fr); } }
.map-card {
  position: relative; padding: 20px; border: 1px solid var(--line);
  background: var(--paper-3); overflow: hidden;
}
.map-card::after {
  content: ""; position: absolute; right: -40px; bottom: -40px;
  width: 160px; height: 160px; border-radius: 50%;
  background: repeating-radial-gradient(circle, rgba(30, 107, 81, .16) 0 1px, transparent 1px 12px);
  pointer-events: none;
}
.map-card header { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.map-card h3 { font-size: 1.08rem; }
.map-card .code { font-family: var(--mono); font-size: .64rem; letter-spacing: .14em; color: var(--muted); }
.map-card p { position: relative; margin-top: 10px; font-size: .87rem; color: var(--ink-2); }
.bars { display: grid; gap: 6px; margin-top: 16px; }
.bars li { display: grid; grid-template-columns: 54px 1fr; align-items: center; gap: 8px; font-family: var(--mono); font-size: .62rem; color: var(--muted); }
.bars i { display: block; height: 4px; background: linear-gradient(90deg, var(--zone) var(--v), var(--line-soft) var(--v)); }

/* ---------- 案例行 ---------- */
.case-list { border-top: 1px solid var(--ink); }
.case-row {
  display: grid; grid-template-columns: 70px 1.1fr 1fr 130px; gap: clamp(12px, 2vw, 28px);
  align-items: start; padding: 24px 0; border-bottom: 1px solid var(--line);
  transition: background .2s;
}
.case-row:hover { background: rgba(30, 107, 81, .05); }
.case-row .no { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; color: var(--signal); }
.case-row h3 { font-size: 1.1rem; }
.case-row .meta { margin-top: 6px; font-family: var(--mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.case-row p { font-size: .88rem; color: var(--ink-2); }
.case-row .result { text-align: right; font-family: var(--mono); font-size: .78rem; color: var(--zone); }
.case-row .result b { display: block; font-size: 1.25rem; letter-spacing: -.01em; }
@media (max-width: 860px) {
  .case-row { grid-template-columns: 54px 1fr; }
  .case-row .result { grid-column: 2; text-align: left; }
}

/* ---------- 三入口 ---------- */
.entry-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--gap); }
.entry {
  display: grid; gap: 10px; padding: 24px 22px;
  border: 1px solid var(--line); background: var(--paper-3);
  transition: border-color .2s, transform .2s;
}
.entry:hover { border-color: var(--zone); transform: translateY(-3px); }
.entry .no {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--signal);
}
.entry h3 { font-size: 1.1rem; }
.entry p { font-size: .88rem; color: var(--ink-2); }
.entry ul { display: grid; gap: 5px; margin-top: 2px; font-size: .82rem; color: var(--muted); }
.entry ul li::before { content: "› "; color: var(--zone); }

/* ---------- CTA 带 ---------- */
.cta-band {
  position: relative; overflow: hidden;
  padding: clamp(34px, 5vw, 58px) 0;
  background: var(--ink); color: var(--paper-3);
}
.cta-band::before {
  content: ""; position: absolute; inset: 18px 0 auto; height: 1px;
  background: repeating-linear-gradient(90deg, rgba(247, 243, 232, .45) 0 8px, transparent 8px 16px);
}
.cta-band h2 { font-size: clamp(1.4rem, 3vw, 2rem); color: var(--paper-3); }
.cta-band p { margin-top: 10px; max-width: 56ch; color: rgba(247, 243, 232, .72); font-size: .94rem; }
.cta-band .wrap { display: grid; gap: 20px; }
.cta-act { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-band .btn--solid { background: var(--paper-3); border-color: var(--paper-3); color: var(--ink); }
.cta-band .btn--solid:hover { background: var(--signal); border-color: var(--signal); color: #fff; }
.cta-band .btn--line { border-color: rgba(247, 243, 232, .5); color: var(--paper-3); }
.cta-band .btn--line:hover { background: var(--paper-3); color: var(--ink); }

/* ---------- 联系信息 ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: var(--gap); }
.contact-card { padding: 20px; border: 1px solid var(--line); background: var(--paper-3); }
.contact-card h3 { font-family: var(--mono); font-size: .64rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.contact-card p { margin-top: 8px; font-size: .95rem; color: var(--ink); }
.contact-card small { display: block; margin-top: 4px; font-size: .78rem; color: var(--muted); }

/* ---------- 404 ---------- */
.nf { padding: clamp(50px, 9vw, 110px) 0; }
.nf-in { display: grid; grid-template-columns: auto 1fr; gap: clamp(24px, 5vw, 64px); align-items: center; }
.nf-code {
  font-family: var(--mono); font-size: clamp(4.5rem, 13vw, 9rem);
  line-height: .85; letter-spacing: -.04em; color: var(--ink);
  border: 1px solid var(--ink); padding: 18px 24px;
  background: repeating-linear-gradient(45deg, rgba(29, 33, 26, .05) 0 6px, transparent 6px 12px);
}
.nf h1 { font-size: clamp(1.4rem, 3vw, 2rem); }
.nf p { margin-top: 12px; max-width: 48ch; color: var(--ink-2); }
.nf .hero-act { margin-top: 22px; }
@media (max-width: 720px) { .nf-in { grid-template-columns: 1fr; } }