.page-contact {
  --ct-rule: rgba(245, 241, 232, 0.18);
  --ct-rule-soft: rgba(245, 241, 232, 0.1);
  --ct-shadow: 8px 8px 0 var(--cinnabar);
  --ct-shadow-bronze: 8px 8px 0 var(--bronze);
  background: var(--ink);
  color: var(--paper);
  padding-bottom: clamp(48px, 7vw, 104px);
  overflow-x: clip;
}

.page-contact .section {
  padding-block: clamp(38px, 5.5vw, 76px);
}

.page-contact .breadcrumb {
  padding-top: clamp(20px, 3vw, 34px);
}

/* ---------- 通用小标题组 ---------- */
.page-contact .ct-head {
  max-width: 62ch;
}

.page-contact .ct-head__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 3.4vw, 46px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
  color: var(--paper);
}

.page-contact .ct-head__note {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--grey);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: clamp(30px, 4.5vw, 56px);
}

.page-contact .ct-hero__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-contact .ct-hero__intro h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 74px);
  line-height: 1.06;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
  color: var(--paper);
}

.page-contact .ct-hero__lede {
  max-width: 48ch;
  margin: 20px 0 0;
  font-size: clamp(16px, 1.3vw, 18px);
  line-height: 1.88;
  color: var(--grey);
}

.page-contact .ct-hero__figure {
  margin: 0;
  max-width: 360px;
  justify-self: start;
}

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

/* ---------- 联系信息 + 反馈要点 ---------- */
.page-contact .ct-hero__cols {
  display: grid;
  gap: clamp(24px, 3.4vw, 42px);
}

.page-contact .ct-direct {
  border: 2px solid var(--paper);
  background: var(--ink);
  box-shadow: var(--ct-shadow);
  padding: clamp(22px, 3.2vw, 40px);
}

.page-contact .ct-direct__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 1.9vw, 24px);
  margin: 0 0 clamp(20px, 2.6vw, 30px);
  color: var(--paper);
}

.page-contact .ct-channel + .ct-channel {
  margin-top: clamp(20px, 2.6vw, 32px);
  padding-top: clamp(20px, 2.6vw, 32px);
  border-top: 1px solid var(--ct-rule);
}

.page-contact .ct-channel__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--bronze);
}

.page-contact .ct-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: clamp(18px, 2.5vw, 33px);
  line-height: 1.22;
  letter-spacing: 0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
  user-select: all;
  -webkit-user-select: all;
}

.page-contact .ct-channel--phone .ct-channel__value {
  color: var(--banner-yellow);
}

.page-contact .ct-channel__fit {
  margin: 12px 0 0;
  max-width: 42ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--grey);
}

.page-contact .ct-direct__hint {
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ct-rule);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--grey);
}

/* ---------- 反馈要点清单 ---------- */
.page-contact .ct-brief {
  border: 2px solid var(--paper);
  background: var(--tibet-blue);
  box-shadow: var(--ct-shadow-bronze);
  padding: clamp(22px, 3vw, 34px);
}

.page-contact .ct-brief__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 1.9vw, 24px);
  margin: 0;
  color: var(--paper);
}

.page-contact .ct-brief__note {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(245, 241, 232, 0.78);
}

.page-contact .ct-brief__list {
  list-style: none;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 0;
}

.page-contact .ct-brief__item + .ct-brief__item {
  border-top: 1px solid rgba(245, 241, 232, 0.2);
}

.page-contact .ct-brief__row {
  position: relative;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  cursor: pointer;
}

.page-contact .ct-brief__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .ct-brief__box {
  position: relative;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 2px solid var(--bronze);
  background: transparent;
  transition: background-color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .ct-brief__input:checked + .ct-brief__box {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
}

.page-contact .ct-brief__input:checked + .ct-brief__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 7px;
  height: 12px;
  border-right: 2px solid var(--paper);
  border-bottom: 2px solid var(--paper);
  transform: rotate(42deg);
}

.page-contact .ct-brief__input:focus-visible + .ct-brief__box {
  outline: 2px solid var(--banner-yellow);
  outline-offset: 3px;
}

.page-contact .ct-brief__text {
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper);
}

.page-contact .ct-brief__text b {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--banner-yellow);
}

/* ---------- 在线时段 ---------- */
.page-contact .ct-hours__strip {
  margin-top: clamp(24px, 3vw, 40px);
  display: grid;
  border: 2px solid var(--grey);
}

.page-contact .ct-status {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: clamp(20px, 2.8vw, 30px) clamp(20px, 2.8vw, 32px);
  background: var(--cinnabar);
}

.page-contact .ct-status__dot {
  flex: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(46, 139, 114, 0.3);
  animation: ct-pulse 2.6s var(--ease) infinite;
}

.page-contact .ct-status__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.45;
  color: var(--paper);
}

@keyframes ct-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(46, 139, 114, 0.3); }
  50% { box-shadow: 0 0 0 9px rgba(46, 139, 114, 0.08); }
}

.page-contact .ct-hours__stats {
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .ct-stat {
  padding: clamp(18px, 2.4vw, 24px) clamp(18px, 2.6vw, 28px);
  border-top: 1px solid var(--ct-rule);
}

.page-contact .ct-stat dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--grey);
}

.page-contact .ct-stat dd {
  margin: 9px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 1.9vw, 24px);
  line-height: 1.3;
  color: var(--paper);
}

/* ---------- 问题分流 ---------- */
.page-contact .ct-routing__grid {
  margin-top: clamp(26px, 3.4vw, 44px);
  display: grid;
  gap: clamp(24px, 3.4vw, 42px);
}

.page-contact .ct-routing__figure {
  margin: 0;
}

.page-contact .ct-routing__figure .media-frame__img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-contact .ct-route {
  border: 2px solid var(--ct-rule);
  border-left-width: 6px;
  background: rgba(22, 50, 79, 0.55);
}

.page-contact .ct-route + .ct-route {
  margin-top: 14px;
}

.page-contact .ct-route--account { border-left-color: var(--cinnabar); }
.page-contact .ct-route--ui { border-left-color: var(--sky); }
.page-contact .ct-route--activity { border-left-color: var(--bronze); }
.page-contact .ct-route--partner { border-left-color: var(--teal); }

.page-contact .ct-route > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: clamp(16px, 2.2vw, 22px) clamp(16px, 2.4vw, 26px);
  cursor: pointer;
  list-style: none;
  color: var(--paper);
}

.page-contact .ct-route > summary::-webkit-details-marker { display: none; }

.page-contact .ct-route > summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--bronze);
}

.page-contact .ct-route[open] > summary::after {
  content: "－";
  color: var(--cinnabar);
}

.page-contact .ct-route > summary:focus-visible {
  outline: 2px solid var(--banner-yellow);
  outline-offset: -4px;
}

.page-contact .ct-route__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--bronze);
  border: 1px solid var(--bronze);
  padding: 2px 7px;
  line-height: 1.5;
}

.page-contact .ct-route__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.3;
}

.page-contact .ct-route__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border: 1px solid var(--ct-rule);
  color: var(--grey);
  line-height: 1.5;
}

.page-contact .ct-route__body {
  padding: 0 clamp(16px, 2.4vw, 26px) clamp(18px, 2.4vw, 26px);
  font-size: 15px;
  line-height: 1.82;
  color: rgba(245, 241, 232, 0.76);
  max-width: 62ch;
}

.page-contact .ct-route__body p {
  margin: 0 0 10px;
}

.page-contact .ct-route__body p:last-child {
  margin-bottom: 0;
}

.page-contact .ct-route__list {
  margin: 8px 0 0;
  padding-left: 18px;
  list-style: square;
  color: var(--bronze);
}

.page-contact .ct-route__list li {
  margin-bottom: 6px;
  color: rgba(245, 241, 232, 0.86);
}

/* ---------- 信函寄送 ---------- */
.page-contact .ct-post__wrap {
  border-top: 2px solid var(--paper);
  padding-top: clamp(26px, 3.4vw, 44px);
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

.page-contact .ct-post__addr {
  margin: 18px 0 0;
  padding-left: 16px;
  border-left: 6px solid var(--cinnabar);
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.1vw, 25px);
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--paper);
  user-select: all;
  -webkit-user-select: all;
}

.page-contact .ct-post__note {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--grey);
}

.page-contact .ct-post__side {
  border: 2px solid var(--ct-rule);
  padding: clamp(20px, 2.6vw, 28px);
}

.page-contact .ct-post__side-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--grey);
}

.page-contact .ct-post__side-value {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 1.8vw, 22px);
  line-height: 1.4;
  color: var(--banner-yellow);
  overflow-wrap: anywhere;
}

.page-contact .ct-post__side-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--ct-rule);
  font-size: 14px;
  line-height: 1.78;
  color: var(--grey);
}

/* ---------- 延伸阅读 ---------- */
.page-contact .ct-next__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3vw, 40px);
  line-height: 1.16;
  margin: 0;
  color: var(--paper);
}

.page-contact .ct-next__list {
  list-style: none;
  margin: clamp(20px, 2.8vw, 34px) 0 0;
  padding: 0;
  border-top: 1px solid var(--ct-rule);
}

.page-contact .ct-next__link {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 4px 16px;
  padding: clamp(16px, 2.2vw, 22px) 0;
  border-bottom: 1px solid var(--ct-rule);
  text-decoration: none;
  color: var(--paper);
  transition: background-color 180ms var(--ease);
}

.page-contact .ct-next__link:hover {
  background: rgba(200, 54, 43, 0.14);
}

.page-contact .ct-next__link:focus-visible {
  outline: 2px solid var(--banner-yellow);
  outline-offset: 2px;
}

.page-contact .ct-next__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--bronze);
  padding-top: 5px;
}

.page-contact .ct-next__label {
  grid-column: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.35;
  transition: color 160ms var(--ease);
}

.page-contact .ct-next__link:hover .ct-next__label {
  color: var(--cinnabar);
}

.page-contact .ct-next__desc {
  grid-column: 2;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--grey);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-hours__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-stat {
    border-top: 0;
  }

  .page-contact .ct-stat + .ct-stat {
    border-left: 1px solid var(--ct-rule);
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__head {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
  }

  .page-contact .ct-hero__figure {
    justify-self: end;
    max-width: 100%;
  }

  .page-contact .ct-hours__strip {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2.1fr);
  }

  .page-contact .ct-post__wrap {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-contact .ct-hero__cols {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .ct-routing__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (max-width: 560px) {
  .page-contact .ct-direct,
  .page-contact .ct-brief {
    box-shadow: 5px 5px 0 var(--cinnabar);
  }

  .page-contact .ct-brief {
    box-shadow: 5px 5px 0 var(--bronze);
  }

  .page-contact .ct-route > summary::after {
    width: 100%;
    margin-left: 0;
    text-align: right;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-status__dot {
    animation: none;
  }

  .page-contact .ct-next__link,
  .page-contact .ct-next__label,
  .page-contact .ct-brief__box {
    transition: none;
  }
}