.page-contact {
  --contact-line: rgba(216, 166, 60, 0.24);
  --contact-line-soft: rgba(25, 19, 16, 0.12);
  --contact-tint: rgba(10, 27, 51, 0.04);
}

.page-contact .breadcrumbs {
  padding-top: 22px;
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 56px) 0 clamp(36px, 6vw, 76px);
  background:
    radial-gradient(120% 92% at 84% -12%, rgba(124, 77, 219, 0.3), transparent 62%),
    radial-gradient(92% 84% at 6% 0%, rgba(216, 166, 60, 0.24), transparent 58%),
    var(--navy);
  color: var(--cool-white);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .contact-hero .lede {
  color: rgba(251, 247, 240, 0.82);
  max-width: 46ch;
}

.page-contact .contact-hero__figure {
  margin: 0;
}

.page-contact .contact-quick {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .contact-quick__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--contact-line);
  border-radius: var(--radius-md);
  background: rgba(251, 247, 240, 0.05);
}

.page-contact .contact-quick__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-light);
}

.page-contact .contact-quick__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  line-height: 1.5;
  color: var(--cool-white);
  overflow-wrap: anywhere;
}

/* 主体舞台 */
.page-contact .contact-stage {
  background: var(--cream);
  color: var(--ink);
  padding: clamp(34px, 6vw, 68px) 0 clamp(50px, 8vw, 92px);
}

.page-contact .contact-layout {
  display: grid;
  gap: clamp(28px, 4vw, 46px);
  align-items: start;
}

.page-contact .contact-block + .contact-block {
  margin-top: clamp(40px, 5vw, 68px);
  padding-top: clamp(32px, 4vw, 52px);
  border-top: 1px solid var(--contact-line-soft);
}

.page-contact .contact-block__head {
  display: flex;
  gap: clamp(12px, 2vw, 20px);
  align-items: flex-start;
}

.page-contact .contact-block__num {
  flex: none;
  font-size: clamp(1.9rem, 4.6vw, 2.7rem);
  line-height: 1;
}

.page-contact .contact-block h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.28;
  color: var(--ink);
}

.page-contact .contact-block h3 {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--violet);
}

.page-contact .contact-block__figure {
  margin: 22px 0 0;
}

/* 四类通道 */
.page-contact .contact-routes {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-contact .contact-route {
  border: 1px solid var(--contact-line-soft);
  border-radius: var(--radius-md);
  background: var(--cool-white);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.page-contact .contact-route__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  border-left: 3px solid transparent;
  background: var(--contact-tint);
  transition: background 0.22s var(--ease-stage), border-color 0.22s var(--ease-stage);
}

.page-contact .contact-route__summary::-webkit-details-marker {
  display: none;
}

.page-contact .contact-route[open] > .contact-route__summary {
  background: var(--coral-light);
  border-left-color: var(--gold);
}

.page-contact .contact-route__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--violet);
}

.page-contact .contact-route__title {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
}

.page-contact .contact-route__tag {
  margin-left: auto;
  font-size: 12px;
  color: var(--slate);
  white-space: nowrap;
}

.page-contact .contact-route__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--slate);
}

.page-contact .contact-route[open] > .contact-route__summary::after {
  content: "−";
  color: var(--coral);
}

.page-contact .contact-route__body {
  padding: 6px 18px 20px;
  border-top: 1px solid var(--contact-line-soft);
}

.page-contact .contact-route__meta {
  display: grid;
  gap: 14px;
  margin: 16px 0 0;
}

.page-contact .contact-route__meta div {
  display: grid;
  gap: 4px;
}

.page-contact .contact-route__meta dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-contact .contact-route__meta dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .contact-route__meta a {
  color: var(--violet);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 材料清单 */
.page-contact .contact-checklist {
  display: grid;
  gap: 22px;
  margin-top: 22px;
}

.page-contact .contact-checklist__group ol {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-checklist__group li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 14px;
  border: 1px solid var(--contact-line-soft);
  border-radius: var(--radius-sm);
  background: var(--cool-white);
  font-size: 15px;
  line-height: 1.72;
}

.page-contact .contact-checklist__group li::before {
  content: "";
  flex: none;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  border: 1px solid var(--gold);
  border-radius: 5px;
  background: transparent;
  transition: background 0.22s var(--ease-stage);
}

.page-contact .contact-checklist__group li:hover::before {
  background: var(--gold);
}

.page-contact .contact-checklist__no {
  flex: none;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  line-height: 1.9;
  color: var(--coral);
}

/* 回复节奏 */
.page-contact .contact-time {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-contact .contact-time__item {
  padding: 18px;
  border: 1px solid var(--contact-line-soft);
  border-radius: var(--radius-md);
  background: linear-gradient(158deg, rgba(124, 77, 219, 0.1), rgba(240, 101, 74, 0.07));
}

.page-contact .contact-time__label {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--navy);
}

.page-contact .contact-time__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

/* 到访 */
.page-contact .contact-visit {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.page-contact .contact-visit__panel {
  padding: 20px;
  border: 1px solid var(--contact-line-soft);
  border-radius: var(--radius-md);
  background: var(--cool-white);
}

.page-contact .contact-visit__address {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .contact-visit__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .contact-visit__details {
  margin-top: 16px;
  border-top: 1px solid var(--contact-line-soft);
  padding-top: 14px;
}

.page-contact .contact-visit__details summary {
  cursor: pointer;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--violet);
}

.page-contact .contact-visit__details ul {
  margin: 12px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 15px;
  line-height: 1.7;
}

.page-contact .contact-map {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--contact-line);
  border-radius: var(--radius-lg);
  background: var(--navy);
}

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

.page-contact .contact-map__hint {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gold-light);
  opacity: 0.78;
  transition: opacity 0.24s var(--ease-stage);
}

.page-contact .contact-map:hover .contact-map__hint,
.page-contact .contact-map:focus-within .contact-map__hint {
  opacity: 1;
}

/* 合作 */
.page-contact .contact-coop {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.page-contact .contact-coop__col {
  padding: 20px;
  border: 1px solid var(--contact-line-soft);
  border-radius: var(--radius-md);
  background: var(--cool-white);
}

.page-contact .contact-coop__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 15px;
  line-height: 1.75;
}

/* 站点信息 */
.page-contact .contact-legal {
  margin-top: 22px;
  padding: 22px;
  border: 1px solid var(--contact-line-soft);
  border-radius: var(--radius-md);
  background: var(--cool-white);
}

.page-contact .contact-legal__list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.page-contact .contact-legal__list div {
  display: grid;
  gap: 4px;
}

.page-contact .contact-legal__list dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-contact .contact-legal__list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-legal__links {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--contact-line-soft);
  font-size: 14px;
  line-height: 1.8;
}

.page-contact .contact-legal__links a {
  color: var(--violet);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 联系卡 */
.page-contact .contact-card {
  order: -1;
  padding: 22px;
  border: 1px solid var(--contact-line);
  border-radius: var(--radius-lg);
  background: var(--navy);
  color: var(--cool-white);
  box-shadow: var(--shadow-lift);
}

.page-contact .contact-card__eyebrow {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-light);
}

.page-contact .contact-card__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1.3;
}

.page-contact .contact-card__item {
  padding: 14px 0;
  border-top: 1px solid rgba(216, 166, 60, 0.18);
}

.page-contact .contact-card__label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-light);
}

.page-contact .contact-card__value {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  line-height: 1.6;
  color: var(--cool-white);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__value--text {
  font-family: var(--font-body);
  font-size: 14px;
}

/* 响应式 */
@media (min-width: 640px) {
  .page-contact .contact-quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-checklist,
  .page-contact .contact-time,
  .page-contact .contact-coop,
  .page-contact .contact-visit,
  .page-contact .contact-legal__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-checklist__group:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 1fr) 330px;
    gap: clamp(36px, 5vw, 64px);
  }

  .page-contact .contact-card {
    order: 0;
    position: sticky;
    top: 104px;
  }

  .page-contact .contact-checklist {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-checklist__group:first-child {
    grid-column: auto;
  }

  .page-contact .contact-time {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-visit {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-contact .contact-legal__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-route__summary,
  .page-contact .contact-checklist__group li::before,
  .page-contact .contact-map__hint {
    transition: opacity 0.15s linear;
  }
}