.page-contact {
  --contact-side: 320px;
  --contact-line: var(--line);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-masthead {
  padding-top: 36px;
}

.page-contact .contact-masthead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .contact-masthead .display {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(30px, 5vw, 50px);
  line-height: 1.16;
  letter-spacing: -.01em;
  margin: 14px 0 0;
  color: var(--mist);
}

.page-contact .contact-masthead .lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-contact .contact-masthead__figure {
  position: relative;
  display: block;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--contact-line);
  background: var(--card);
  aspect-ratio: 14 / 9;
}

.page-contact .contact-masthead__figure img,
.page-contact .contact-visit__figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.88) contrast(1.06);
}

.page-contact .frame__cap {
  position: absolute;
  left: 14px;
  bottom: 12px;
  margin: 0;
  padding: 4px 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--mist);
  background: rgba(10, 26, 42, .74);
  border: 1px solid var(--contact-line);
}

@media (min-width: 940px) {
  .page-contact .contact-masthead__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 56px;
    align-items: end;
  }
}

/* ---------- 主体两栏 ---------- */
.page-contact .contact-body {
  padding-top: 8px;
}

.page-contact .contact-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
}

@media (min-width: 1040px) {
  .page-contact .contact-body__grid {
    grid-template-columns: minmax(0, 1fr) var(--contact-side);
    gap: 64px;
    align-items: start;
  }
}

.page-contact .contact-body__intro {
  margin: 12px 0 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 联系卡片 ---------- */
.page-contact .contact-stack {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-contact .contact-card {
  display: block;
  padding: 22px 24px 24px;
  border: 1px solid var(--contact-line);
  background: linear-gradient(180deg, var(--indigo) 0%, var(--ink) 100%);
  transition: border-color .16s var(--ease), transform .16s var(--ease), box-shadow .16s var(--ease);
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  border-color: var(--cyan);
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgba(4, 12, 20, .55);
}

.page-contact .contact-card__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-card__icon {
  flex: none;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--contact-line);
  background: rgba(53, 208, 196, .07);
  color: var(--cyan);
}

.page-contact .contact-card__icon svg {
  width: 20px;
  height: 20px;
}

.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--geo);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-contact .contact-card__head .copy-btn {
  margin-left: auto;
}

.page-contact .contact-card__value {
  margin: 16px 0 0;
  font-family: var(--mono);
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: .01em;
  color: var(--mist);
  word-break: break-word;
}

.page-contact .contact-card:first-child .contact-card__value {
  color: var(--amber);
}

.page-contact .contact-card__desc {
  margin: 10px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 复制按钮 ---------- */
.page-contact .copy-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  font-family: var(--geo);
  font-size: 13px;
  font-weight: 600;
  color: var(--mist);
  background: rgba(53, 208, 196, .08);
  border: 1px solid var(--contact-line);
  cursor: pointer;
  transition: border-color .16s var(--ease), background .16s var(--ease), color .16s var(--ease);
}

.page-contact .copy-btn--lg {
  padding: 10px 18px;
  font-size: 14px;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(53, 208, 196, .15);
}

.page-contact .copy-btn__hint {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 7px);
  padding: 3px 9px;
  font-family: var(--geo);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink);
  background: var(--cyan);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(4px);
  transition: opacity .14s var(--ease), transform .14s var(--ease);
}

.page-contact .copy-btn.is-copied .copy-btn__hint {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- 按需求选渠道 ---------- */
.page-contact .contact-routes {
  margin-top: 46px;
}

.page-contact .route-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--contact-line);
  border: 1px solid var(--contact-line);
}

@media (min-width: 680px) {
  .page-contact .route-list {
    grid-template-columns: 1fr 1fr;
  }
}

.page-contact .route-item {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 20px 22px 22px;
  background: var(--ink);
  transition: background .16s var(--ease);
}

.page-contact .route-item:hover {
  background: var(--indigo);
}

.page-contact .route-item .tag {
  justify-self: start;
}

.page-contact .route-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .route-item__go {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--cyan);
}

/* ---------- 侧栏 ---------- */
.page-contact .contact-body__side {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-contact .contact-hours,
.page-contact .contact-prep {
  border: 1px solid var(--contact-line);
  background: linear-gradient(180deg, rgba(23, 52, 80, .72) 0%, rgba(10, 26, 42, .95) 100%);
  padding: 24px 22px 22px;
}

.page-contact .contact-body__side .subhead {
  margin: 10px 0 0;
  font-family: var(--geo);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .hours-list {
  margin: 16px 0 0;
}

.page-contact .hours-row {
  padding: 11px 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .hours-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .hours-row dt {
  font-family: var(--geo);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-contact .hours-row dd {
  margin: 4px 0 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .contact-hours__note,
.page-contact .contact-prep__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--contact-line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 准备清单 ---------- */
.page-contact .prep-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .prep-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--muted);
  cursor: pointer;
}

.page-contact .prep-item input[type="checkbox"] {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin: 3px 0 0;
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--contact-line);
  background: rgba(10, 26, 42, .7);
  cursor: pointer;
  transition: border-color .14s var(--ease), background .14s var(--ease);
}

.page-contact .prep-item:hover input[type="checkbox"] {
  border-color: var(--cyan);
}

.page-contact .prep-item input[type="checkbox"]:checked {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .prep-item input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  width: 5px;
  height: 9px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(42deg);
}

.page-contact .prep-item input[type="checkbox"]:checked + span {
  color: var(--mist);
}

/* ---------- 手机端快捷联系 ---------- */
.page-contact .contact-mobile__inner {
  display: grid;
  gap: 24px;
  padding: 28px 26px;
  border: 1px solid var(--contact-line);
  background: linear-gradient(125deg, rgba(53, 208, 196, .12) 0%, rgba(18, 40, 62, .95) 55%, var(--ink) 100%);
}

@media (min-width: 880px) {
  .page-contact .contact-mobile__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 44px;
    padding: 32px 34px;
  }
}

.page-contact .contact-mobile__copy .subhead {
  margin: 10px 0 0;
  font-family: var(--geo);
  font-weight: 700;
  font-size: clamp(19px, 3vw, 24px);
  line-height: 1.4;
  color: var(--mist);
}

.page-contact .contact-mobile__text {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .contact-mobile__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 到访与地址 ---------- */
.page-contact .contact-visit {
  border-top: 1px solid var(--contact-line);
  background: var(--indigo);
}

.page-contact .contact-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 900px) {
  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    gap: 56px;
    align-items: center;
  }
}

.page-contact .contact-visit .section-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.25;
  margin: 12px 0 0;
  color: var(--mist);
}

.page-contact .contact-visit__text {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .contact-visit__text a {
  color: var(--mist);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
  transition: color .16s var(--ease), text-decoration-color .16s var(--ease);
}

.page-contact .contact-visit__text a:hover {
  color: var(--cyan);
  text-decoration-color: var(--cyan);
}

.page-contact .contact-visit__addr {
  display: block;
  margin: 22px 0 20px;
  padding: 4px 0 4px 16px;
  border-left: 2px solid var(--amber);
  font-family: var(--mono);
  font-style: normal;
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: .01em;
  color: var(--mist);
}

.page-contact .contact-visit__figure {
  position: relative;
  display: block;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--contact-line);
  background: var(--ink);
  aspect-ratio: 3 / 2;
}

/* ---------- 收束 ---------- */
.page-contact .contact-followup__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--contact-line);
}

.page-contact .contact-followup__text {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .contact-followup__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .copy-btn,
  .page-contact .route-item,
  .page-contact .prep-item input[type="checkbox"],
  .page-contact .contact-visit__text a {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .contact-card:focus-within {
    transform: none;
  }
}