.page-contact {
  background: var(--c-ink);
  color: var(--c-white);
  overflow-x: hidden;
}

.page-contact .contact-hero,
.page-contact .channels,
.page-contact .types,
.page-contact .coop,
.page-contact .hours,
.page-contact .visit {
  padding-block: 48px;
  border-top: 1px solid rgba(46, 93, 110, .45);
}

.page-contact .contact-hero {
  padding-block: 24px 48px;
  border-top: 0;
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-sand);
}

.page-contact .section-title {
  margin: 10px 0 0;
  font-size: clamp(24px, 4.6vw, 38px);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--c-white);
}

.page-contact .display {
  margin: 14px 0 0;
  font-size: clamp(32px, 8.2vw, 74px);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -.03em;
  color: var(--c-white);
}

.page-contact a {
  color: var(--c-sand);
}

.page-contact a:hover {
  color: var(--c-white);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.page-contact .contact-hero__lede {
  max-width: 62ch;
  margin: 22px 0 0;
  font-size: clamp(16px, 2.1vw, 19px);
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .contact-hero__quick {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-hero__quick li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--c-white);
  overflow-wrap: anywhere;
}

.page-contact .tag {
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid var(--c-glass);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-sand);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-contact .contact-hero__media {
  margin: 0;
  background: var(--c-tide);
  border: var(--border);
  box-shadow: var(--shadow-hard);
}

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

.page-contact .contact-hero__media .media__img {
  aspect-ratio: 16 / 9;
}

.page-contact .media__caption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--c-mist);
  border-top: 1px solid rgba(46, 93, 110, .55);
}

/* ---------- 面板通用 ---------- */
.page-contact .panel {
  background: var(--c-slate);
  border: var(--border);
  box-shadow: var(--shadow-hard);
  padding: 24px 20px;
}

.page-contact .panel--focus {
  background: var(--c-tide);
}

.page-contact .panel__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-signal);
}

.page-contact .panel__title {
  margin: 10px 0 16px;
  font-size: 20px;
  font-weight: 500;
  color: var(--c-white);
}

.page-contact .panel__meta {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(46, 93, 110, .7);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 渠道 ---------- */
.page-contact .channels__head {
  margin-bottom: 26px;
}

.page-contact .channels__grid {
  display: grid;
  gap: 20px;
}

.page-contact .channel + .channel {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid rgba(46, 93, 110, .7);
}

.page-contact .channel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-contact .channel__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(19px, 4.4vw, 38px);
  line-height: 1.14;
  letter-spacing: -.02em;
  overflow-wrap: anywhere;
}

.page-contact .channel__value--mail {
  color: var(--c-sand);
}

.page-contact .channel__value--phone {
  color: var(--c-aqua);
}

.page-contact .channel__value--addr {
  font-family: var(--font-sans);
  font-size: clamp(17px, 3.2vw, 24px);
  font-weight: 400;
  color: var(--c-white);
}

.page-contact .channel__hint {
  margin: 10px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .checklist li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-white);
}

.page-contact .checklist__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-sand);
  padding-top: 3px;
}

/* ---------- 类型轨道 ---------- */
.page-contact .types__head {
  margin-bottom: 24px;
}

.page-contact .types__intro {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .types__track {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-contact .track__btn {
  appearance: none;
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 18px;
  border: 2px solid var(--c-glass);
  border-radius: var(--radius);
  background: transparent;
  color: var(--c-mist);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .track__btn:hover {
  border-color: var(--c-sand);
  color: var(--c-white);
}

.page-contact .track__btn[aria-selected="true"] {
  background: var(--c-sand);
  border-color: var(--c-sand);
  color: var(--c-ink);
}

.page-contact .track__btn:focus-visible {
  outline: 2px solid var(--c-aqua);
  outline-offset: 3px;
}

.page-contact .track__panel {
  background: var(--c-tide);
  border: var(--border);
  box-shadow: var(--shadow-hard);
  padding: 24px 20px;
}

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

.page-contact .track__panel h3 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 500;
  color: var(--c-sand);
}

.page-contact .track__panel p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-white);
}

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

.page-contact .track__panel li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .track__panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  background: var(--c-signal);
}

/* ---------- 合作 ---------- */
.page-contact .coop__grid {
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-contact .coop__media {
  margin: 0;
  border: var(--border);
  box-shadow: var(--shadow-hard);
  background: var(--c-tide);
}

.page-contact .coop__media .media__img {
  aspect-ratio: 5 / 4;
}

.page-contact .coop__copy p {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .coop__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  border-top: 1px solid rgba(46, 93, 110, .7);
  padding-top: 18px;
}

.page-contact .coop__list li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .coop__list strong {
  display: inline-block;
  min-width: 84px;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-aqua);
  font-weight: 500;
}

.page-contact .coop__copy .btn {
  margin-top: 26px;
}

/* ---------- 时间与响应 ---------- */
.page-contact .hours__grid {
  display: grid;
  gap: 22px;
}

.page-contact .contact-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 6px;
  padding: 5px 12px;
  border: 1px solid rgba(70, 240, 200, .45);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-aqua);
}

.page-contact .status-dot {
  width: 8px;
  height: 8px;
  background: var(--c-aqua);
  box-shadow: 0 0 8px rgba(70, 240, 200, .8);
}

.page-contact .hours__card p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .hours__figures {
  margin: 0;
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .hours__figures div {
  padding: 8px 0 8px 16px;
  border-left: 3px solid var(--c-sand);
}

.page-contact .hours__figures dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--c-mist);
}

.page-contact .hours__figures dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.4vw, 30px);
  font-weight: 500;
  color: var(--c-aqua);
  font-variant-numeric: tabular-nums;
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .visit {
  padding-bottom: 0;
}

.page-contact .visit__grid {
  display: grid;
  gap: 26px;
}

.page-contact .visit__addr {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 26px);
  line-height: 1.4;
  color: var(--c-sand);
  overflow-wrap: anywhere;
}

.page-contact .visit__copy p {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .visit__notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .visit__notes li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 8px;
  padding: 14px 0;
  border-top: 1px solid rgba(46, 93, 110, .7);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-white);
}

.page-contact .visit__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-signal);
  padding-top: 3px;
}

.page-contact .shoreline {
  margin-top: 40px;
  color: var(--c-sand);
  opacity: .9;
  line-height: 0;
}

.page-contact .shoreline svg {
  display: block;
  width: 100%;
  height: 90px;
}

/* ---------- 进入视口 ---------- */
@keyframes contact-rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.page-contact [data-reveal].is-visible {
  animation: contact-rise .5s var(--ease) both;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal].is-visible {
    animation: none;
  }
  .page-contact .track__btn {
    transition: none;
  }
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-hero,
  .page-contact .channels,
  .page-contact .types,
  .page-contact .coop,
  .page-contact .hours,
  .page-contact .visit {
    padding-block: 64px;
  }

  .page-contact .contact-hero {
    padding-block: 28px 64px;
  }

  .page-contact .panel {
    padding: 30px 28px;
  }

  .page-contact .types__track {
    margin-bottom: 24px;
  }

  .page-contact .track__panel {
    padding: 30px 28px;
  }

  .page-contact .hours__figures {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 24px;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 44px;
    align-items: end;
  }

  .page-contact .channels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 30px;
    align-items: start;
  }

  .page-contact .channels__aside {
    margin-top: 48px;
  }

  .page-contact .coop__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .hours__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .visit__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .shoreline svg {
    height: 120px;
  }
}