:root {
  --ink: #173b54;
  --ink-soft: #54758a;
  --paper: rgba(250, 253, 255, 0.9);
  --line: rgba(83, 126, 153, 0.22);
  --map: #b8d4e5;
  --accent: #ee4f36;
  --accent-deep: #d83b27;
  --proposed: #e5c8bd;
  --proposed-ink: #9b8178;
  --shadow: 0 28px 80px rgba(58, 105, 132, 0.17);
  --tap-size: 44px;
  --radius-large: 34px;
  --radius-medium: 22px;
  --font-display: "Avenir Next", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "DIN Alternate", "Avenir Next Condensed", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 13% 8%, rgba(255, 255, 255, 0.95), transparent 31%),
    radial-gradient(circle at 86% 34%, rgba(165, 210, 235, 0.33), transparent 38%),
    linear-gradient(155deg, #eff9fe 0%, #e5f3fb 52%, #d9edf8 100%);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.34;
  background-image:
    linear-gradient(115deg, transparent 0 67%, rgba(255, 255, 255, 0.55) 67% 68%, transparent 68%),
    repeating-linear-gradient(0deg, rgba(34, 82, 110, 0.018) 0 1px, transparent 1px 5px);
}

button, a { font: inherit; }
button { color: inherit; }

.page-shell {
  width: min(1500px, calc(100% - 56px));
  margin: 0 auto;
  padding: 76px 0 36px;
}

.hero {
  position: relative;
  padding: 26px 20px 42px;
  text-align: center;
}

.eyebrow,
.section-kicker {
  margin: 0;
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.hero h1 {
  margin: 14px 0 5px;
  font-family: var(--font-display);
  font-size: clamp(36px, 4.9vw, 72px);
  font-weight: 730;
  letter-spacing: 0.08em;
  line-height: 1.08;
}

.title-en {
  margin: 13px 0 0;
  color: #456a82;
  font-family: var(--font-display);
  font-size: clamp(15px, 1.65vw, 25px);
  font-weight: 650;
  letter-spacing: 0.22em;
}

.accent-line {
  width: 132px;
  height: 4px;
  margin: 28px auto 38px;
  border-radius: 999px;
  background: var(--accent);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(760px, 100%);
  margin: 0 auto;
}

.metrics div {
  position: relative;
  padding: 0 22px;
}

.metrics div + div::before {
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 0;
  width: 1px;
  content: "";
  background: var(--line);
}

.metrics dt {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: clamp(27px, 3vw, 42px);
  font-weight: 780;
  line-height: 1;
}

.metrics dd {
  margin: 9px 0 0;
  color: var(--ink-soft);
  font-size: clamp(11px, 1.15vw, 15px);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.legend {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 30px;
  color: var(--ink-soft);
  font-size: 14px;
}

.legend span { display: inline-flex; align-items: center; gap: 9px; }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; }
.legend-dot.confirmed { background: var(--accent); }
.legend-dot.proposed { background: var(--proposed); }

.map-card,
.directory-card {
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-large);
  background: var(--paper);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.map-card { padding: 28px 28px 22px; }

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 0 8px 22px;
}

.section-heading h2 {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.2vw, 32px);
  letter-spacing: 0.03em;
}

.section-note {
  margin: 0 0 3px;
  color: var(--ink-soft);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.map-scroll {
  position: relative;
  overflow-x: hidden;
  border-radius: 24px;
  outline: none;
  background:
    radial-gradient(circle at 50% 35%, rgba(255, 255, 255, 0.9), transparent 52%),
    linear-gradient(170deg, rgba(230, 245, 253, 0.82), rgba(245, 251, 254, 0.7));
  scrollbar-color: rgba(83, 126, 153, 0.35) transparent;
  scrollbar-width: thin;
}

.map-scroll:focus-visible { box-shadow: 0 0 0 4px rgba(238, 79, 54, 0.23); }

.map-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 2420 / 1240;
  min-width: 0;
  overflow: visible;
}

.world-map,
.map-points {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.world-map {
  display: block;
  pointer-events: none;
  user-select: none;
}

.map-points { z-index: 2; }

.map-point {
  position: absolute;
  display: grid;
  width: var(--tap-size);
  height: var(--tap-size);
  padding: 0;
  transform: translate(-50%, -50%);
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  touch-action: manipulation;
}

.map-point::before,
.map-point::after {
  position: absolute;
  top: 50%;
  left: 50%;
  content: "";
  transform: translate(-50%, -50%);
  border-radius: 50%;
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.map-point::before {
  width: 22px;
  height: 22px;
  background: rgba(238, 79, 54, 0.18);
}

.map-point::after {
  width: 10px;
  height: 10px;
  border: 3px solid white;
  background: var(--accent);
  box-shadow: 0 1px 5px rgba(93, 44, 36, 0.28);
}

.map-point.is-proposed::before { background: rgba(229, 200, 189, 0.18); }
.map-point.is-proposed::after { background: var(--proposed); box-shadow: 0 1px 4px rgba(103, 84, 76, 0.13); }

.map-point:hover::before,
.map-point:focus-visible::before { transform: translate(-50%, -50%) scale(1.38); }
.map-point:hover::after,
.map-point:focus-visible::after { transform: translate(-50%, -50%) scale(1.18); }
.map-point:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.map-point.is-active::before { animation: point-pulse 1.5s ease-out infinite; }

.map-tooltip {
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  z-index: 5;
  width: max-content;
  max-width: 210px;
  padding: 8px 11px;
  transform: translate(-50%, 4px);
  border-radius: 10px;
  color: white;
  background: rgba(19, 57, 81, 0.94);
  box-shadow: 0 10px 28px rgba(19, 57, 81, 0.2);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.map-point:hover .map-tooltip,
.map-point:focus-visible .map-tooltip { transform: translate(-50%, 0); opacity: 1; }

.mobile-map-hint {
  display: none;
  margin: 15px 4px 0;
  color: var(--ink-soft);
  font-size: 12px;
  text-align: center;
}

.directory-card { margin-top: 34px; padding: 30px 30px 36px; }
.directory-heading { padding-bottom: 24px; border-bottom: 1px solid var(--line); }

.region-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 42px;
  padding: 28px 8px 4px;
}

.region-title {
  margin: 0 0 22px;
  color: #285875;
  font-family: var(--font-display);
  font-size: clamp(18px, 1.7vw, 24px);
  font-weight: 760;
  letter-spacing: 0.03em;
}

.region-title small {
  display: block;
  margin-top: 5px;
  color: #6d8ba0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.country-group + .country-group { margin-top: 21px; }

.country-heading {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 7px;
  font-family: var(--font-display);
}

.country-flag { font-size: 18px; filter: saturate(0.92); }
.country-cn { font-size: 16px; font-weight: 730; }
.country-en { color: #7490a2; font-size: 10px; font-weight: 760; letter-spacing: 0.08em; }

.city-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.city-button {
  position: relative;
  min-height: 35px;
  padding: 6px 9px 6px 18px;
  border: 0;
  border-radius: 10px;
  color: #476b81;
  background: transparent;
  font-size: 14px;
  line-height: 1.25;
  text-align: left;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.city-button::before {
  position: absolute;
  top: 14px;
  left: 7px;
  width: 6px;
  height: 6px;
  content: "";
  border-radius: 50%;
  background: var(--accent);
}

.city-button .city-en { color: #6b8799; }
.city-button.is-proposed { color: var(--proposed-ink); }
.city-button.is-proposed::before { background: var(--proposed); }
.city-button.is-proposed .city-en { color: #a39089; }
.city-button:hover,
.city-button:focus-visible,
.city-button.is-active { color: var(--accent-deep); background: rgba(238, 79, 54, 0.08); transform: translateY(-1px); }
.city-button:focus-visible { outline: 2px solid rgba(238, 79, 54, 0.48); outline-offset: 2px; }

.page-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 30px 8px 8px;
  color: rgba(39, 82, 108, 0.65);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.14em;
}

.contact-dialog {
  width: min(460px, calc(100% - 40px));
  margin: auto;
  padding: 34px;
  overflow: visible;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 30px;
  color: var(--ink);
  background: rgba(249, 253, 255, 0.97);
  box-shadow: 0 40px 120px rgba(20, 63, 88, 0.35);
}

.contact-dialog[open] { animation: dialog-in 220ms cubic-bezier(.2, .8, .2, 1); }
.contact-dialog::backdrop { background: rgba(17, 49, 69, 0.46); backdrop-filter: blur(7px); }
.dialog-handle { display: none; }

.dialog-close {
  position: absolute;
  top: 18px;
  right: 18px;
  display: grid;
  width: var(--tap-size);
  height: var(--tap-size);
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: #6c8798;
  background: #edf6fa;
  font-size: 26px;
  cursor: pointer;
}

.dialog-close:hover,
.dialog-close:focus-visible { color: var(--accent); background: #fff0eb; outline: none; }
.dialog-status-row { display: flex; align-items: center; gap: 10px; padding-right: 48px; }
.dialog-flag { font-size: 31px; }

.status-chip {
  padding: 6px 10px;
  border-radius: 999px;
  color: #ad3424;
  background: rgba(238, 79, 54, 0.1);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.07em;
}

.status-chip.is-proposed { color: #8d756d; background: rgba(229, 200, 189, 0.25); }
.dialog-country { margin: 26px 0 3px; color: #648195; font-size: 13px; font-weight: 730; letter-spacing: 0.08em; }
.contact-dialog h2 { margin: 0; font-family: var(--font-display); font-size: 36px; line-height: 1.1; }
.dialog-city-en { margin: 7px 0 0; color: #607f93; font-size: 18px; }

.phone-block {
  margin-top: 27px;
  padding: 20px 22px;
  border: 1px solid rgba(71, 112, 137, 0.14);
  border-radius: 18px;
  background: #eff8fc;
}

.phone-block span { display: block; color: #7892a3; font-size: 10px; font-weight: 800; letter-spacing: 0.12em; }
.phone-block strong { display: block; margin-top: 9px; font-family: var(--font-display); font-size: 25px; letter-spacing: 0.04em; }
.dialog-actions { display: grid; grid-template-columns: 1.25fr 1fr; gap: 11px; margin-top: 16px; }

.call-button,
.copy-button {
  display: flex;
  min-height: 62px;
  align-items: center;
  justify-content: center;
  gap: 11px;
  padding: 12px 16px;
  border-radius: 16px;
  font-weight: 760;
  line-height: 1.05;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.call-button { color: white; background: var(--accent); box-shadow: 0 13px 25px rgba(238, 79, 54, 0.25); }
.call-button:hover,
.call-button:focus-visible { background: var(--accent-deep); outline: none; transform: translateY(-1px); }
.call-button > span:first-child { font-size: 22px; }
.copy-button { border: 1px solid rgba(68, 107, 131, 0.2); color: #456b82; background: white; }
.copy-button:hover,
.copy-button:focus-visible { border-color: rgba(238, 79, 54, 0.38); color: var(--accent-deep); outline: none; }
.dialog-actions small { font-size: 9px; font-weight: 760; letter-spacing: 0.11em; opacity: 0.82; }
.copy-feedback { min-height: 18px; margin: 10px 0 -9px; color: #628198; font-size: 12px; text-align: center; }

@keyframes point-pulse {
  0% { opacity: 0.7; transform: translate(-50%, -50%) scale(1); }
  70%, 100% { opacity: 0; transform: translate(-50%, -50%) scale(2.15); }
}

@keyframes dialog-in {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 1060px) {
  .page-shell { width: min(100% - 36px, 980px); padding-top: 48px; }
  .region-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .region-column:last-child { grid-column: 1 / -1; columns: 2; column-gap: 42px; }
  .region-column:last-child .region-title { column-span: all; }
  .region-column:last-child .country-group { break-inside: avoid; }
}

@media (max-width: 720px) {
  .page-shell { width: calc(100% - 20px); padding: 24px 0 18px; }
  .hero { padding: 26px 8px 30px; }
  .eyebrow { font-size: 9px; letter-spacing: 0.15em; }
  .hero h1 { margin-top: 12px; font-size: clamp(29px, 9vw, 43px); letter-spacing: 0.04em; }
  .title-en { font-size: 11px; letter-spacing: 0.12em; }
  .accent-line { width: 90px; height: 3px; margin: 20px auto 28px; }
  .metrics div { padding: 0 8px; }
  .metrics dt { font-size: 26px; }
  .metrics dd { margin-top: 6px; font-size: 9px; line-height: 1.25; }
  .legend { gap: 18px; margin-top: 23px; font-size: 11px; }
  .map-card { padding: 20px 10px 14px; border-radius: 26px; }
  .section-heading { align-items: start; padding: 0 9px 16px; }
  .section-note { display: none; }
  .section-heading h2 { font-size: 22px; }
  .map-scroll { overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x proximity; }
  .map-stage { width: 760px; min-width: 760px; scroll-snap-align: center; }
  .map-point { --tap-size: 46px; }
  .map-tooltip { display: none; }
  .mobile-map-hint { display: block; }
  .directory-card { margin-top: 18px; padding: 23px 17px 26px; border-radius: 26px; }
  .directory-heading { padding: 0 3px 18px; }
  .region-grid { grid-template-columns: 1fr; gap: 32px; padding: 24px 3px 2px; }
  .region-column:last-child { grid-column: auto; columns: auto; }
  .country-group + .country-group { margin-top: 15px; }
  .city-button { min-height: var(--tap-size); padding-top: 10px; padding-bottom: 10px; font-size: 14px; }
  .city-button::before { top: 18px; }
  .page-footer { flex-direction: column; align-items: center; gap: 6px; padding-top: 22px; font-size: 9px; text-align: center; }
  .contact-dialog {
    width: calc(100% - 20px);
    max-width: none;
    margin: auto 10px max(10px, env(safe-area-inset-bottom));
    padding: 31px 22px 24px;
    border-radius: 28px 28px 20px 20px;
  }
  .contact-dialog[open] { animation-name: sheet-in; }
  .dialog-handle { display: block; width: 48px; height: 5px; margin: -19px auto 19px; border-radius: 999px; background: #c9dce6; }
  .dialog-close { top: 16px; right: 15px; }
  .contact-dialog h2 { font-size: 32px; }
  .phone-block strong { font-size: 23px; }
}

@keyframes sheet-in {
  from { opacity: 0; transform: translateY(55px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}