@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:wght@400;500;600;700&family=Noto+Serif+SC:wght@500;600;700&display=swap');

:root { --ink: #12212b; --ink-soft: #52616a; --paper: #f4f2ec; --paper-deep: #e7e5dc; --orange: #f36e43; --orange-deep: #d9502e; --mint: #d8e9df; --line: rgba(18,33,43,.17); --mono: 'DM Mono','Microsoft YaHei',monospace; --sans: 'DM Sans','Microsoft YaHei',sans-serif; --serif: 'Noto Serif SC','Songti SC',serif; }
* { box-sizing: border-box; }
html { background: var(--paper); color: var(--ink); }
body { background: var(--paper); margin: 0; font-family: var(--sans); }
a { color: inherit; text-decoration: none; }

.map-site { min-height: 100vh; overflow: hidden; }
.map-topbar { align-items: center; display: flex; height: 83px; justify-content: space-between; padding: 0 clamp(22px,7vw,112px); }
.map-brand { align-items: center; display: inline-flex; font-size: 24px; font-weight: 700; letter-spacing: -.08em; }
.map-brand > span:last-child { color: var(--orange); }
.brand-mark { display: inline-flex; gap: 2px; margin-right: 9px; transform: skew(-20deg); }
.brand-mark i { background: var(--orange); display: block; height: 14px; width: 4px; }
.brand-mark i:nth-child(2) { height: 20px; margin-top: -6px; }
.brand-mark i:nth-child(3) { height: 10px; margin-top: 4px; }
.map-topbar-meta, .back-link, .eyebrow, .intro-index, .section-kicker, .map-hint, .overlay-label, .map-note, .map-footer { font-family: var(--mono); font-size: 10px; letter-spacing: .06em; text-transform: uppercase; }
.map-topbar-meta { color: var(--ink-soft); display: flex; gap: 25px; margin-left: auto; margin-right: 45px; }
.back-link { border-bottom: 1px solid var(--ink); padding-bottom: 5px; }
.back-link span { color: var(--orange-deep); font-size: 15px; margin-left: 5px; }

.map-intro { background: var(--mint); min-height: 395px; padding: 92px clamp(22px,7vw,112px) 45px; position: relative; }
.map-intro::after { background-image: radial-gradient(rgba(18,33,43,.28) .7px, transparent .7px); background-size: 12px 12px; content: ''; inset: 0 0 0 53%; opacity: .3; pointer-events: none; position: absolute; }
.map-intro > div:first-child { max-width: 720px; position: relative; z-index: 1; }
.eyebrow { align-items: center; color: var(--ink-soft); display: flex; gap: 9px; margin: 0 0 30px; }
.live-dot { background: var(--orange); border-radius: 50%; box-shadow: 0 0 0 4px rgba(243,110,67,.18); height: 6px; width: 6px; }
.map-intro h1 { font-family: var(--serif); font-size: clamp(52px,8vw,106px); font-weight: 600; letter-spacing: -.1em; line-height: .98; margin: 0 0 30px; }
.map-intro h1 em { color: var(--orange-deep); font-style: normal; }
.intro-copy { color: var(--ink-soft); font-size: 15px; line-height: 1.85; margin: 0; max-width: 430px; }
.intro-index { align-items: center; bottom: 42px; color: var(--ink-soft); display: flex; gap: 13px; left: clamp(22px,7vw,112px); position: absolute; z-index: 2; }
.intro-index span:first-child { color: var(--orange-deep); }
.intro-index span:last-child { background: var(--ink); height: 1px; opacity: .4; width: 70px; }

.map-section { padding: 80px clamp(22px,7vw,112px) 105px; }
.map-toolbar { align-items: flex-end; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; padding-bottom: 17px; }
.section-kicker { color: var(--orange-deep); display: block; margin-bottom: 10px; }
.map-toolbar strong { display: block; font-family: var(--serif); font-size: 30px; font-weight: 600; letter-spacing: -.07em; }
.map-hint { align-items: center; color: var(--ink-soft); display: flex; gap: 9px; }
.map-status-dot { background: var(--orange); border-radius: 50%; height: 7px; width: 7px; }
.map-status-dot.is-ready { background: #4f8065; }
.map-frame { background: var(--paper-deep); min-height: min(65vh, 650px); position: relative; }
#map { height: min(65vh, 650px); min-height: 430px; width: 100%; }
.leaflet-container { background: #d9e2df; font-family: var(--sans); }
.leaflet-control-zoom a { color: var(--ink) !important; }
.map-overlay { background: rgba(244,242,236,.94); bottom: 18px; left: 18px; max-width: min(360px, calc(100% - 36px)); padding: 14px 17px; position: absolute; z-index: 500; }
.overlay-label { color: var(--orange-deep); display: block; font-size: 9px; margin-bottom: 7px; }
.map-overlay strong { font-family: var(--serif); font-size: 16px; font-weight: 600; letter-spacing: -.04em; }
.map-note { color: var(--ink-soft); line-height: 1.7; margin: 15px 0 0; }
.map-footer { align-items: center; background: var(--orange); display: flex; gap: 25px; justify-content: space-between; padding: 24px clamp(22px,7vw,112px); }
.map-footer .map-brand { font-family: var(--sans); font-size: 22px; text-transform: none; }
.map-footer > span { color: var(--ink-soft); }

@media (max-width: 680px) {
  .map-topbar { height: 70px; }
  .map-topbar-meta { display: none; }
  .map-intro { min-height: 525px; padding-top: 82px; }
  .map-intro::after { inset: 0; opacity: .16; }
  .map-intro h1 { font-size: 55px; }
  .map-section { padding-bottom: 75px; padding-top: 65px; }
  .map-toolbar { align-items: flex-start; display: block; }
  .map-hint { margin-top: 20px; }
  #map { min-height: 56vh; }
  .map-footer { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; } }