.page-contact {
  --ct-gap: clamp(24px, 4vw, 56px);
  --ct-soft: rgba(154, 160, 168, 0.16);
  --ct-gold-soft: rgba(201, 162, 39, 0.22);
}

.page-contact .ct-h1 {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(34px, 7.4vw, 66px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
}

.page-contact .ct-lede {
  margin-top: 20px;
  max-width: 62ch;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero-grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: center;
}

.page-contact .ct-quick {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-quick li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: 15px;
  color: var(--muted);
}

.page-contact .ct-quick li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-quick-key {
  flex: 0 0 auto;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 16px;
  color: var(--gold-300);
  letter-spacing: 0.02em;
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .ct-hero-visual {
  margin: 0;
}

.page-contact .ct-hero-visual img,
.page-contact .ct-region-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  object-fit: cover;
}

.page-contact .ct-hero-visual .media-caption,
.page-contact .ct-region-visual .media-caption {
  margin-top: 10px;
}

/* ---------- 入口位置 ---------- */
.page-contact .ct-entry-grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-entry-copy p {
  max-width: 60ch;
}

.page-contact .ct-entry-notes,
.page-contact .ct-precheck-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-entry-notes li,
.page-contact .ct-precheck-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
}

.page-contact .ct-dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 9px;
  background: var(--gold-500);
  display: inline-block;
}

.page-contact .ct-map-host {
  border: 1px solid var(--line);
  background: var(--ink-800);
  padding: clamp(14px, 2.4vw, 26px);
}

.page-contact .ct-map {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-contact .ct-map-frame {
  fill: none;
  stroke: var(--line);
  stroke-width: 1;
}

.page-contact .ct-map-line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-contact .ct-map-block {
  fill: var(--line-700);
}

.page-contact .ct-map-grid {
  fill: var(--ct-soft);
}

.page-contact .ct-map-rail {
  fill: var(--ct-gold-soft);
  stroke: var(--gold-500);
  stroke-width: 1.5;
  transition: fill var(--dur) var(--ease), stroke var(--dur) var(--ease);
}

.page-contact .ct-map-host:hover .ct-map-rail,
.page-contact .ct-map-host:focus-within .ct-map-rail {
  fill: rgba(201, 162, 39, 0.55);
  stroke: var(--gold-300);
}

.page-contact .ct-map-label {
  fill: var(--gold-300);
  font-family: var(--font-sans);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.page-contact .ct-map-note {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ---------- 渠道卡 ---------- */
.page-contact .ct-channel-list {
  display: grid;
  gap: 14px;
  margin-top: 32px;
}

.page-contact .ct-channel {
  border: 1px solid var(--line);
  background: var(--ink-950);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-channel:hover {
  border-color: var(--gold-500);
}

.page-contact .ct-channel[open] {
  border-color: var(--gold-500);
}

.page-contact .ct-channel-head {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "num name toggle"
    "num value toggle";
  gap: 4px 14px;
  padding: clamp(16px, 2.4vw, 24px);
  align-items: center;
}

.page-contact .ct-channel-head::-webkit-details-marker {
  display: none;
}

.page-contact .ct-num {
  grid-area: num;
  font-family: var(--font-serif);
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 800;
  line-height: 1;
  color: var(--gold-500);
  letter-spacing: 0.02em;
}

.page-contact .ct-channel-name {
  grid-area: name;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.page-contact .ct-channel-value {
  grid-area: value;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--teal-ink);
  letter-spacing: 0.02em;
  word-break: break-all;
}

.page-contact .ct-toggle {
  grid-area: toggle;
  position: relative;
  width: 16px;
  height: 16px;
  border: 1px solid var(--line-700);
  align-self: center;
}

.page-contact .ct-toggle::before,
.page-contact .ct-toggle::after {
  content: "";
  position: absolute;
  background: var(--gold-300);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-contact .ct-toggle::before {
  left: 3px;
  right: 3px;
  top: 7px;
  height: 1px;
}

.page-contact .ct-toggle::after {
  top: 3px;
  bottom: 3px;
  left: 7px;
  width: 1px;
}

.page-contact .ct-channel[open] .ct-toggle::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-contact .ct-channel-body {
  padding: 0 clamp(16px, 2.4vw, 24px) clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: 18px;
}

.page-contact .ct-channel-body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-case-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .ct-case-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--fg);
}

.page-contact .ct-case-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--gold-500);
}

.page-contact .copy-btn {
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 9px 16px;
  border: 1px solid var(--line-700);
  background: transparent;
  color: var(--gold-300);
  cursor: pointer;
  border-radius: var(--radius);
  letter-spacing: 0.03em;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  border-color: var(--gold-500);
  color: var(--ink-950);
  background: var(--gold-300);
  outline: none;
}

/* ---------- 提交建议 ---------- */
.page-contact .ct-brief-grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-brief-tip {
  margin-top: 16px;
  font-size: 14px;
  color: var(--muted);
  border-left: 2px solid var(--gold-500);
  padding-left: 14px;
}

.page-contact .ct-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-contact .ct-checklist li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-checklist li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-check-num {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
  color: var(--teal-ink);
  min-width: 1.4em;
}

.page-contact .ct-check-title {
  margin: 0 0 4px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 17px;
  color: var(--fg);
}

.page-contact .ct-check-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 时效（米白区） ---------- */
.page-contact .ct-timing .section-title,
.page-contact .ct-timing .section-sub {
  color: var(--ink-950);
}

.page-contact .ct-timing .section-kicker {
  color: var(--clay-600);
}

.page-contact .ct-timing-grid {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.page-contact .ct-timing-main {
  border-left: 3px solid var(--gold-500);
  padding-left: 20px;
}

.page-contact .ct-big-num {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(64px, 14vw, 108px);
  font-weight: 900;
  line-height: 0.9;
  color: var(--ink-950);
  letter-spacing: -0.03em;
}

.page-contact .ct-big-unit {
  margin: 6px 0 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 18px;
  color: var(--clay-600);
}

.page-contact .ct-timing-text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: #3A3D44;
  max-width: 46ch;
}

.page-contact .ct-timing-facts {
  margin: 0;
  display: grid;
  gap: 2px;
  align-content: start;
}

.page-contact .ct-timing-facts .fact {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 13px 0;
  border-top: 1px solid rgba(13, 14, 17, 0.14);
}

.page-contact .ct-timing-facts .fact:last-child {
  border-bottom: 1px solid rgba(13, 14, 17, 0.14);
}

.page-contact .ct-timing-facts .fact-label {
  font-size: 14px;
  color: #5A5E66;
  letter-spacing: 0.02em;
}

.page-contact .ct-timing-facts .fact-num {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 16px;
  color: var(--ink-950);
  text-align: right;
}

.page-contact .ct-timing-note {
  margin: 30px 0 0;
  padding-top: 20px;
  border-top: 1px solid rgba(13, 14, 17, 0.14);
  font-size: 14.5px;
  line-height: 1.8;
  color: #3A3D44;
}

.page-contact .ct-timing-note a,
.page-contact .ct-region-note a {
  color: var(--teal-600);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-timing-note a:hover,
.page-contact .ct-region-note a:hover {
  color: var(--clay-600);
}

/* ---------- 面板提醒 ---------- */
.page-contact .ct-precheck-grid {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .ct-precheck-copy p {
  max-width: 62ch;
}

.page-contact .ct-precheck-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 主体与地区 ---------- */
.page-contact .ct-region-grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-region-facts {
  margin: 26px 0 0;
  display: grid;
  gap: 2px;
}

.page-contact .ct-region-facts .fact {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-region-facts .fact:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-region-facts .fact-label {
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .ct-region-facts .fact-num {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
}

.page-contact .ct-region-note {
  margin: 24px 0 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

.page-contact .ct-region-visual {
  margin: 0;
}

/* ---------- 复制提示 ---------- */
.page-contact .copy-toast {
  margin: 24px auto 0;
  max-width: var(--wrap);
  padding: 0 var(--gut);
  font-size: 14px;
  color: var(--gold-300);
  min-height: 1.5em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-hero-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .page-contact .ct-channel-list {
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  }

  .page-contact .ct-channel-head {
    grid-template-columns: auto 1fr auto;
    grid-template-areas:
      "num name toggle"
      "num value toggle";
  }

  .page-contact .ct-brief-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  .page-contact .ct-timing-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-region-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-entry-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-contact .ct-region-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-contact .ct-entry-copy p {
    max-width: 56ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-map-rail,
  .page-contact .ct-toggle::before,
  .page-contact .ct-toggle::after,
  .page-contact .copy-btn {
    transition: none;
  }
}