.page-contact {
  --ct-pad: clamp(56px, 7.5vw, 112px);
  --ct-gap: clamp(18px, 2.6vw, 32px);
  background: var(--ud-ink);
  color: var(--ud-white);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: calc(var(--ud-header-h) + 56px) 0 clamp(44px, 6vw, 84px);
  background:
    radial-gradient(120% 78% at 84% 6%, var(--ud-cyan-16) 0%, transparent 58%),
    radial-gradient(90% 62% at 4% 98%, var(--ud-orange-12) 0%, transparent 64%),
    var(--ud-ink);
  border-bottom: 3px solid var(--ud-line);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4.5vw, 60px);
  align-items: end;
}

.page-contact .contact-hero__title {
  margin: 16px 0 20px;
  font-size: clamp(36px, 8.4vw, 82px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.025em;
  color: var(--ud-white);
}

.page-contact .contact-hero__lede {
  max-width: 36ch;
  margin: 0;
  color: var(--ud-white);
  opacity: 0.86;
  font-size: clamp(15px, 1.4vw, 17px);
}

.page-contact .contact-hero__quick {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 2px solid var(--ud-line);
}

.page-contact .contact-hero__quick li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--ud-line);
  font-family: var(--ud-font-mono);
  font-size: clamp(13px, 1.2vw, 15px);
  color: var(--ud-white);
  word-break: break-all;
}

.page-contact .contact-hero__quick .ud-mono {
  flex: 0 0 54px;
  color: var(--ud-cyan);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-contact .contact-hero__figure {
  margin: 0;
  border: 2px solid var(--ud-line);
  background: var(--ud-ink-2);
  box-shadow: 8px 8px 0 0 var(--ud-line);
  aspect-ratio: 14 / 9;
  overflow: hidden;
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
  height: auto;
}

/* ---------- 客服渠道 ---------- */
.page-contact .contact-routes {
  padding: var(--ct-pad) 0;
}

.page-contact .contact-routes__lede {
  max-width: 46ch;
  margin: 18px 0 0;
  color: var(--ud-steel);
}

.page-contact .contact-routes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: clamp(34px, 4.5vw, 56px);
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(24px, 2.8vw, 34px);
  background: var(--ud-ink-2);
  border: 2px solid var(--ud-line);
  border-radius: var(--ud-radius);
  box-shadow: var(--ud-shadow-hard);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ud-cyan), transparent 78%);
}

.page-contact .contact-card--hot::before {
  background: linear-gradient(90deg, var(--ud-orange), transparent 78%);
}

.page-contact .contact-card .ud-card__label {
  font-family: var(--ud-font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ud-cyan);
  text-transform: uppercase;
}

.page-contact .contact-card--hot .ud-card__label {
  color: var(--ud-orange);
}

.page-contact .contact-card__value {
  margin: 0;
  font-family: var(--ud-font-mono);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.42;
  font-weight: 600;
  color: var(--ud-white);
  word-break: break-word;
}

.page-contact .contact-card--hot .contact-card__value {
  color: var(--ud-amber);
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: 0.02em;
}

.page-contact .contact-card .ud-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ud-steel);
}

.page-contact .contact-card__foot {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ud-line);
  font-size: 13px;
  color: var(--ud-mute);
}

/* ---------- 反馈类型 ---------- */
.page-contact .contact-types {
  padding: var(--ct-pad) 0;
  background: var(--ud-ink-2);
  border-top: 3px solid var(--ud-line);
  border-bottom: 3px solid var(--ud-line);
}

.page-contact .contact-types__lede {
  max-width: 48ch;
  margin: 18px 0 0;
  color: var(--ud-steel);
}

.page-contact .contact-types__tabs {
  margin-top: clamp(30px, 4vw, 46px);
  background: var(--ud-ink);
  border: 2px solid var(--ud-line);
  box-shadow: var(--ud-shadow-soft);
}

.page-contact .contact-types__tabs .ud-tabs__list {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--ud-line);
}

.page-contact .contact-types__tabs .ud-tabs__btn {
  flex: 1 1 170px;
  padding: 18px 20px;
  background: transparent;
  border: 0;
  border-right: 2px solid var(--ud-line);
  border-bottom: 3px solid transparent;
  color: var(--ud-steel);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s var(--ud-ease), color 0.2s var(--ud-ease), border-color 0.2s var(--ud-ease);
}

.page-contact .contact-types__tabs .ud-tabs__btn:last-child {
  border-right: 0;
}

.page-contact .contact-types__tabs .ud-tabs__btn:hover {
  color: var(--ud-white);
  background: var(--ud-cyan-06);
}

.page-contact .contact-types__tabs .ud-tabs__btn.is-active {
  color: var(--ud-white);
  background: var(--ud-cyan-06);
  border-bottom-color: var(--ud-cyan);
}

.page-contact .ud-tabs__panel[hidden] {
  display: none;
}

.page-contact .contact-types__panel {
  display: grid;
  gap: 20px;
  padding: clamp(24px, 3vw, 40px);
}

.page-contact .contact-types__hint {
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--ud-orange);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ud-white);
}

.page-contact .contact-types__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .contact-types__list li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 10px 14px;
  padding: 16px 0;
  border-top: 1px solid var(--ud-line);
}

.page-contact .contact-types__list li > .ud-mono {
  grid-row: 1 / span 2;
  font-size: 12px;
  color: var(--ud-amber);
  letter-spacing: 0.1em;
  padding-top: 3px;
}

.page-contact .contact-types__list strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--ud-white);
}

.page-contact .contact-types__list em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ud-steel);
}

/* ---------- 回复时段 ---------- */
.page-contact .contact-hours {
  padding: var(--ct-pad) 0;
}

.page-contact .contact-hours__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(30px, 4vw, 46px);
}

.page-contact .contact-hours__band {
  position: relative;
  height: 92px;
  border: 2px solid var(--ud-line);
  background: var(--ud-ink-2);
  overflow: hidden;
}

.page-contact .contact-hours__band::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 27%;
  width: 46%;
  background: linear-gradient(90deg, var(--ud-cyan-45), var(--ud-orange-45));
  border-left: 2px solid var(--ud-cyan);
  border-right: 2px solid var(--ud-orange);
}

.page-contact .contact-hours__tick {
  position: absolute;
  bottom: 14px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ud-white);
  z-index: 1;
}

.page-contact .contact-hours__tick--open {
  left: calc(27% + 12px);
}

.page-contact .contact-hours__tick--shut {
  right: calc(27% + 12px);
}

.page-contact .contact-hours__facts {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .contact-hours__fact {
  padding: 18px 0;
  border-top: 1px solid var(--ud-line);
}

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

.page-contact .contact-hours__fact dt {
  margin-bottom: 8px;
  font-size: 13px;
  font-family: var(--ud-font-mono);
  letter-spacing: 0.12em;
  color: var(--ud-cyan);
}

.page-contact .contact-hours__fact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ud-white);
  opacity: 0.88;
}

/* ---------- 地域信息 ---------- */
.page-contact .contact-region {
  padding: var(--ct-pad) 0;
  background: var(--ud-ink-2);
  border-top: 3px solid var(--ud-line);
  border-bottom: 3px solid var(--ud-line);
}

.page-contact .contact-region__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 56px);
  align-items: center;
}

.page-contact .contact-region__figure {
  margin: 0;
  border: 2px solid var(--ud-line);
  background: var(--ud-ink);
  box-shadow: var(--ud-shadow-hard);
  aspect-ratio: 3 / 2;
  overflow: hidden;
}

.page-contact .contact-region__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
  height: auto;
}

.page-contact .contact-region__body {
  display: grid;
  gap: 16px;
  max-width: 52ch;
}

.page-contact .contact-region__body .ud-h2 {
  margin: 0;
}

.page-contact .contact-region__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ud-steel);
}

.page-contact .contact-region__legal {
  margin-top: 6px !important;
  padding-top: 14px;
  border-top: 1px dashed var(--ud-line);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ud-mute) !important;
}

/* ---------- 交叉入口 ---------- */
.page-contact .contact-next {
  padding: var(--ct-pad) 0;
}

.page-contact .contact-next__list {
  list-style: none;
  margin: clamp(30px, 4vw, 44px) 0 0;
  padding: 0;
  border-top: 2px solid var(--ud-line);
}

.page-contact .contact-next__list .ud-index-row {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 6px 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--ud-line);
  transition: padding-left 0.22s var(--ud-ease), border-color 0.22s var(--ud-ease);
}

.page-contact .contact-next__list .ud-index-row:hover {
  padding-left: 10px;
  border-bottom-color: var(--ud-cyan);
}

.page-contact .contact-next__list .ud-index-row__num {
  grid-row: 1 / span 2;
  font-size: 12px;
  color: var(--ud-amber);
  letter-spacing: 0.1em;
  padding-top: 6px;
}

.page-contact .contact-next__list .ud-index-row__label {
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 700;
  color: var(--ud-white);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.page-contact .contact-next__list .ud-index-row__label:hover {
  color: var(--ud-cyan);
}

.page-contact .contact-next__list .ud-index-row__meta {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ud-steel);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-routes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-card:nth-child(3) {
    grid-column: 1 / -1;
  }

  .page-contact .contact-hours__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }

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

  .page-contact .contact-next__list .ud-index-row {
    grid-template-columns: 56px minmax(180px, 0.4fr) minmax(0, 1fr);
    align-items: baseline;
    gap: 0 24px;
    padding: 26px 0;
  }

  .page-contact .contact-next__list .ud-index-row__num {
    grid-row: auto;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

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

  .page-contact .contact-card:nth-child(3) {
    grid-column: auto;
  }

  .page-contact .contact-card:nth-child(2) {
    margin-top: 46px;
  }

  .page-contact .contact-card:nth-child(3) {
    margin-top: 92px;
  }

  .page-contact .contact-hero__figure {
    margin-bottom: 8px;
  }
}

@media (max-width: 420px) {
  .page-contact .contact-hero__quick .ud-mono {
    flex: 0 0 42px;
  }

  .page-contact .contact-types__tabs .ud-tabs__btn {
    flex: 1 1 100%;
    border-right: 0;
    border-bottom: 1px solid var(--ud-line);
  }

  .page-contact .contact-types__list li {
    grid-template-columns: 34px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-types__tabs .ud-tabs__btn,
  .page-contact .contact-next__list .ud-index-row {
    transition: none;
  }
}