.page-contact {
  --contact-radius: 3px;
  --contact-gap: 18px;
  background: var(--midnight);
  color: var(--paper);
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 26px 0 52px;
  background:
    radial-gradient(1100px 480px at 84% -14%, rgba(46, 111, 142, .30), transparent 68%),
    radial-gradient(680px 320px at -10% 110%, rgba(91, 140, 110, .18), transparent 70%),
    var(--indigo);
  border-bottom: 1px solid var(--line-on-dark-strong);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 20px;
}

.page-contact .contact-hero__title {
  font-family: var(--font-head);
  font-size: clamp(31px, 8vw, 56px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--paper);
  margin: 12px 0 18px;
  max-width: 15ch;
}

.page-contact .contact-hero__lead {
  color: rgba(245, 241, 232, .82);
  max-width: 46ch;
  margin: 0 0 22px;
}

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

.page-contact .contact-hero__quick .btn--ghost {
  border-color: var(--line-on-dark-strong);
  color: var(--paper);
}

.page-contact .contact-hero__quick .btn--ghost:hover {
  border-color: var(--jade);
  color: var(--paper);
}

.page-contact .contact-hero__figure {
  margin: 0;
  padding: 10px 10px 0;
  background: rgba(11, 23, 43, .8);
  border: 1px solid var(--line-on-dark-strong);
  border-radius: var(--contact-radius);
  box-shadow: 0 30px 64px -44px rgba(0, 0, 0, .95);
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border-radius: 1px;
}

.page-contact .contact-hero__figure figcaption {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
  padding: 10px 2px 12px;
}

/* 直接联系通道 */
.page-contact .contact-direct {
  margin-top: 34px;
  border: 1px solid var(--line-on-dark-strong);
  border-left: 3px solid var(--jade);
  border-radius: var(--contact-radius);
  background: rgba(11, 23, 43, .74);
  overflow: hidden;
}

.page-contact .contact-direct__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-on-dark);
  color: var(--copper);
  font-size: 13px;
  letter-spacing: .14em;
}

.page-contact .contact-direct__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-on-dark);
}

.page-contact .contact-direct__item {
  background: var(--midnight);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.page-contact .contact-direct__label {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-contact .contact-direct__value {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-direct__value--key {
  font-size: 17px;
}

.page-contact .contact-direct__hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--screen-soft);
}

/* 复制按钮 */
.page-contact .contact-copy {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  padding: 7px 13px;
  border: 1px solid var(--jade);
  border-radius: var(--contact-radius);
  background: transparent;
  color: var(--jade);
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .contact-copy:hover,
.page-contact .contact-copy:focus-visible {
  background: var(--jade);
  color: var(--midnight);
}

.page-contact .contact-copy:focus-visible {
  outline: 2px solid var(--screen-soft);
  outline-offset: 2px;
}

/* ---------- 合作咨询分类 ---------- */
.page-contact .contact-inquiry {
  background: var(--paper);
  color: var(--ink);
  padding: 54px 0;
  border-bottom: 1px solid var(--line-on-paper);
}

.page-contact .contact-inquiry .section-head__num,
.page-contact .contact-visit .section-head__num,
.page-contact .contact-note .section-head__num,
.page-contact .contact-faq .section-head__num {
  color: var(--copper);
  font-size: 13px;
  letter-spacing: .2em;
  margin: 0 0 8px;
}

.page-contact .contact-inquiry .section-head__desc,
.page-contact .contact-visit .section-head__desc {
  color: rgba(26, 26, 26, .68);
}

.page-contact .contact-inquiry .section-head__desc,
.page-contact .contact-note .section-head__desc,
.page-contact .contact-visit .section-head__desc,
.page-contact .contact-faq .section-head__desc {
  max-width: 52ch;
}

.page-contact .contact-inquiry__status {
  font-size: 12.5px;
  letter-spacing: .08em;
  color: rgba(26, 26, 26, .55);
  margin: 0 0 16px;
}

.page-contact .contact-inquiry__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
}

.page-contact .contact-inquiry__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  background: rgba(255, 255, 255, .62);
  border: 1px solid var(--line-on-paper);
  border-top: 3px solid var(--copper);
  border-radius: 2px;
  transition: transform .3s var(--ease), border-top-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-contact .contact-inquiry__card:hover {
  transform: translateY(-4px);
  border-top-color: var(--jade);
  box-shadow: 0 24px 44px -34px rgba(18, 35, 63, .7);
}

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

.page-contact .contact-inquiry__tag {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--jade);
}

.page-contact .contact-inquiry__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 21px;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .contact-inquiry__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(26, 26, 26, .78);
}

.page-contact .contact-inquiry__meta {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line-on-paper);
  font-size: 12.5px;
  color: rgba(26, 26, 26, .58);
}

.page-contact .contact-inquiry__link {
  align-self: flex-start;
  margin-top: auto;
  font-size: 14px;
  color: var(--screen);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color .25s var(--ease);
}

.page-contact .contact-inquiry__link::after {
  content: " →";
}

.page-contact .contact-inquiry__link:hover {
  color: var(--cinnabar);
}

/* ---------- 留言须知 ---------- */
.page-contact .contact-note {
  background: var(--midnight);
  color: var(--paper);
  padding: 54px 0;
  border-bottom: 1px solid var(--line-on-dark-strong);
}

.page-contact .contact-note__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-contact .contact-note__figure {
  margin: 0;
  padding: 10px 10px 0;
  background: rgba(18, 35, 63, .66);
  border: 1px solid var(--line-on-dark-strong);
  border-left: 3px solid var(--copper);
  border-radius: var(--contact-radius);
}

.page-contact .contact-note__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-contact .contact-note__figure figcaption {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
  padding: 10px 2px 12px;
}

.page-contact .contact-checklist {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-checklist__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  background: rgba(18, 35, 63, .5);
  border: 1px solid var(--line-on-dark);
  border-radius: 2px;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

.page-contact .contact-checklist__item:has(input:checked) {
  border-color: rgba(91, 140, 110, .75);
  background: rgba(91, 140, 110, .14);
}

.page-contact .contact-checklist__box {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  border: 1px solid var(--jade);
  border-radius: 2px;
  background: transparent;
  cursor: pointer;
}

.page-contact .contact-checklist__box:checked {
  background: var(--jade);
}

.page-contact .contact-checklist__box:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid var(--midnight);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .contact-checklist__box:focus-visible {
  outline: 2px solid var(--screen-soft);
  outline-offset: 2px;
}

.page-contact .contact-checklist__label {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(245, 241, 232, .86);
  cursor: pointer;
}

.page-contact .contact-note__tip {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cinnabar);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(245, 241, 232, .72);
}

.page-contact .contact-note__tip a {
  color: var(--screen-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 到访与路线 ---------- */
.page-contact .contact-visit {
  background: var(--paper-2);
  color: var(--ink);
  padding: 54px 0;
  border-bottom: 1px solid var(--line-on-paper);
}

.page-contact .contact-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-contact .contact-visit__card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 24px;
  background: var(--paper);
  border: 1px solid var(--line-on-paper);
  border-top: 3px solid var(--cinnabar);
  border-radius: 2px;
}

.page-contact .contact-visit__pin {
  width: 34px;
  height: 34px;
  color: var(--cinnabar);
}

.page-contact .contact-visit__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: rgba(26, 26, 26, .55);
}

.page-contact .contact-visit__addr {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-visit__card .contact-copy {
  color: var(--jade);
  border-color: var(--jade);
}

.page-contact .contact-visit__card .contact-copy:hover,
.page-contact .contact-visit__card .contact-copy:focus-visible {
  background: var(--jade);
  color: var(--paper);
}

.page-contact .contact-visit__hint {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(26, 26, 26, .74);
}

.page-contact .contact-visit__details {
  display: grid;
  gap: 10px;
}

.page-contact .contact-visit__detail {
  background: var(--paper);
  border: 1px solid var(--line-on-paper);
  border-radius: 2px;
}

.page-contact .contact-visit__summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 16px 46px 16px 18px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

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

.page-contact .contact-visit__summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--jade);
  transition: transform .3s var(--ease);
}

.page-contact .contact-visit__detail[open] .contact-visit__summary::after {
  content: "−";
}

.page-contact .contact-visit__detail p {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(26, 26, 26, .76);
}

/* ---------- 常见问题 ---------- */
.page-contact .contact-faq {
  background:
    radial-gradient(900px 380px at 8% 0%, rgba(91, 140, 110, .16), transparent 70%),
    var(--indigo);
  color: var(--paper);
  padding: 54px 0 64px;
}

.page-contact .contact-faq .section-head__desc {
  color: rgba(245, 241, 232, .7);
}

.page-contact .contact-faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .contact-faq__item {
  background: rgba(11, 23, 43, .62);
  border: 1px solid var(--line-on-dark);
  border-left: 3px solid var(--jade);
  border-radius: 2px;
}

.page-contact .contact-faq__q {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 16px 46px 16px 18px;
  font-family: var(--font-head);
  font-size: 15.5px;
  font-weight: 600;
  color: var(--paper);
}

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

.page-contact .contact-faq__q::after {
  content: "＋";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--copper);
}

.page-contact .contact-faq__item[open] .contact-faq__q::after {
  content: "－";
}

.page-contact .contact-faq__a {
  margin: 0;
  padding: 14px 18px 18px;
  border-top: 1px dashed var(--line-on-dark);
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(245, 241, 232, .76);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero {
    padding: 34px 0 62px;
  }

  .page-contact .contact-inquiry,
  .page-contact .contact-note,
  .page-contact .contact-visit,
  .page-contact .contact-faq {
    padding: 66px 0;
  }

  .page-contact .contact-inquiry__grid {
    gap: 20px;
  }

  .page-contact .contact-copy {
    font-size: 13.5px;
    padding: 8px 15px;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-direct__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .contact-faq__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 46px;
    align-items: center;
    margin-top: 32px;
  }

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

  .page-contact .contact-note__grid {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    gap: 48px;
  }

  .page-contact .contact-visit__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    gap: 40px;
  }

  .page-contact .contact-hero__title {
    max-width: 16ch;
  }
}

@media (min-width: 1160px) {
  .page-contact .contact-inquiry__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .contact-inquiry__card {
    padding: 26px 22px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
  }

  .page-contact .contact-inquiry__card:hover {
    transform: none;
  }
}