.page-contact {
  --contact-line: rgba(56, 224, 208, 0.3);
  --contact-gold-soft: rgba(231, 178, 76, 0.16);
  --contact-deep-card: #071d2e;
  position: relative;
  overflow-x: clip;
  padding-bottom: 3.5rem;
}

.page-contact::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 34rem;
  background:
    radial-gradient(70% 90% at 88% 0%, rgba(56, 224, 208, 0.16), transparent 65%),
    radial-gradient(60% 80% at 6% 0%, rgba(231, 178, 76, 0.1), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.page-contact > * {
  position: relative;
  z-index: 1;
}

.page-contact > section {
  padding-block: 2.5rem;
}

.page-contact .crumb-nav {
  padding-top: 1.6rem;
}

/* ---------- 首屏 ---------- */
.page-contact .hero-grid {
  display: grid;
  gap: 1.5rem;
  padding-block: 1.25rem 0.5rem;
}

.page-contact .hero-copy {
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.35rem;
}

.page-contact .hero-figure {
  margin: 0;
  border: 1px solid var(--seam);
  background: linear-gradient(160deg, rgba(14, 44, 66, 0.8), rgba(6, 24, 38, 0.9));
  box-shadow: var(--shadow);
}

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

.page-contact .hero-figure .media-frame__caption {
  padding: 0.7rem 1rem 0.85rem;
  font-size: 0.8rem;
  color: var(--mist);
  line-height: 1.6;
}

/* ---------- 通栏标题 ---------- */
.page-contact .section-head {
  display: grid;
  gap: 0.55rem;
  max-width: 46rem;
  margin-bottom: 1.9rem;
}

.page-contact .section-sub {
  margin: 0;
  color: var(--soft);
  line-height: 1.85;
}

/* ---------- 三条通道 ---------- */
.page-contact .channel-stack {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.7rem 1.4rem 1.5rem;
  background: linear-gradient(158deg, var(--panel) 0%, var(--contact-deep-card) 100%);
  border: 1px solid var(--seam);
  border-left: 2px solid var(--contact-line);
  transition: transform var(--dur) ease, border-color var(--dur) ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: var(--cut);
  height: var(--cut);
  background: linear-gradient(225deg, rgba(56, 224, 208, 0.62) 0 50%, transparent 50%);
}

.page-contact .channel-card:hover {
  transform: translateY(-4px);
  border-color: var(--contact-line);
  border-left-color: var(--gold);
}

.page-contact .channel-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.page-contact .channel-num {
  display: inline-block;
  color: var(--gold);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.page-contact .channel-fit {
  margin: 0;
  color: var(--soft);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-contact .channel-fit--quiet {
  color: var(--mist);
  font-size: 0.86rem;
  padding-top: 0.55rem;
  border-top: 1px dashed rgba(140, 166, 180, 0.28);
}

.page-contact .channel-link {
  align-self: flex-start;
  margin-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--cyan);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px dashed rgba(56, 224, 208, 0.45);
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.page-contact .channel-link:hover,
.page-contact .channel-link:focus-visible {
  color: var(--ice);
  border-bottom-color: var(--gold);
}

.page-contact .channel-note {
  margin: 0;
  color: var(--mist);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
}

/* ---------- 时段 ---------- */
.page-contact .hours-grid {
  display: grid;
  gap: 1.75rem;
}

.page-contact .hours-copy {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-contact .hours-list {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--seam);
}

.page-contact .hours-row {
  display: grid;
  gap: 0.3rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--seam);
}

.page-contact .hours-row dt {
  color: var(--gold);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
}

.page-contact .hours-row dd {
  margin: 0;
  color: var(--soft);
  line-height: 1.8;
  font-size: 0.94rem;
}

.page-contact .hours-figure {
  margin: 0;
  border: 1px solid var(--seam);
  background: linear-gradient(200deg, rgba(14, 44, 66, 0.75), rgba(6, 24, 38, 0.92));
}

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

.page-contact .hours-figure .media-frame__caption {
  padding: 0.7rem 1rem 0.85rem;
  font-size: 0.8rem;
  color: var(--mist);
  line-height: 1.6;
}

.page-contact .accordion {
  margin-top: 0.35rem;
  border: 1px solid var(--seam);
  background: rgba(14, 44, 66, 0.45);
}

.page-contact .accordion__trigger {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.95rem 1.1rem;
  background: none;
  border: 0;
  color: inherit;
  text-align: left;
  font: inherit;
  cursor: pointer;
}

.page-contact .accordion__index {
  color: var(--gold);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
}

.page-contact .accordion__label {
  font-size: 0.95rem;
  line-height: 1.6;
}

.page-contact .accordion__body {
  padding: 0 1.1rem 1.15rem;
  color: var(--soft);
  font-size: 0.92rem;
  line-height: 1.85;
}

.page-contact .accordion__body p {
  margin: 0 0 0.7rem;
}

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

/* ---------- 准备清单 ---------- */
.page-contact .prepare {
  background: linear-gradient(180deg, rgba(14, 44, 66, 0.5), rgba(6, 24, 38, 0) 88%);
  border-top: 1px solid var(--seam);
  border-bottom: 1px solid var(--seam);
}

.page-contact .check-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: 1fr;
}

.page-contact .check-item {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--seam);
  border-left: 2px solid rgba(231, 178, 76, 0.35);
  background: rgba(6, 24, 38, 0.6);
  cursor: pointer;
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

.page-contact .check-item:hover {
  border-color: var(--contact-line);
  background: rgba(14, 44, 66, 0.7);
}

.page-contact .check-item input {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  margin: 0.2rem 0 0;
  border: 1px solid var(--mist);
  border-radius: 3px;
  background: transparent;
  position: relative;
  cursor: pointer;
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

.page-contact .check-item input:checked {
  border-color: var(--gold);
  background: var(--contact-gold-soft);
}

.page-contact .check-item input:checked::after {
  content: "";
  position: absolute;
  left: 0.26rem;
  top: 0.04rem;
  width: 0.3rem;
  height: 0.6rem;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(42deg);
}

.page-contact .check-item:has(input:checked) {
  border-color: rgba(231, 178, 76, 0.55);
  border-left-color: var(--gold);
  background: rgba(231, 178, 76, 0.07);
}

.page-contact .check-body {
  display: grid;
  gap: 0.2rem;
}

.page-contact .check-num {
  color: var(--gold);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
}

.page-contact .check-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.35;
}

.page-contact .check-text {
  color: var(--soft);
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-contact .prepare-foot {
  margin: 1.5rem 0 0;
  color: var(--mist);
  font-size: 0.9rem;
  line-height: 1.85;
}

.page-contact .prepare-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(56, 224, 208, 0.45);
}

.page-contact .prepare-foot a:hover,
.page-contact .prepare-foot a:focus-visible {
  color: var(--ice);
}

/* ---------- 地址 ---------- */
.page-contact .address-card {
  position: relative;
  display: grid;
  gap: 0.8rem;
  padding: 1.8rem 1.35rem;
  background: var(--paper);
  color: var(--paper-ink);
  border: 1px solid rgba(27, 21, 18, 0.14);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-contact .address-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 4.5rem;
  height: 4.5rem;
  background: linear-gradient(225deg, rgba(231, 178, 76, 0.55) 0 50%, transparent 50%);
  pointer-events: none;
}

.page-contact .address-num {
  margin: 0;
  color: #9a6516;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.page-contact .address-title {
  margin: 0;
  color: var(--paper-ink);
  max-width: 30rem;
}

.page-contact .address-line {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.2rem, 2.4vw, 1.85rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper-ink);
}

.page-contact .address-note {
  margin: 0;
  max-width: 44rem;
  color: #3d322b;
  font-size: 0.94rem;
  line-height: 1.85;
}

.page-contact .address-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(27, 21, 18, 0.16);
}

.page-contact .address-meta .mono-tag {
  color: #6c4a12;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  word-break: break-all;
}

/* ---------- 合作与纠错 ---------- */
.page-contact .collab-rows {
  display: grid;
  border-top: 1px solid var(--seam);
}

.page-contact .collab-row {
  display: grid;
  gap: 0.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--seam);
}

.page-contact .collab-label {
  margin: 0;
  color: var(--gold);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
}

.page-contact .collab-body {
  display: grid;
  gap: 0.45rem;
}

.page-contact .collab-body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.18rem;
  line-height: 1.3;
}

.page-contact .collab-body p {
  margin: 0;
  color: var(--soft);
  font-size: 0.93rem;
  line-height: 1.8;
}

.page-contact .collab-need {
  padding-left: 0.85rem;
  border-left: 2px solid rgba(221, 90, 50, 0.6);
  color: var(--mist) !important;
  font-size: 0.87rem !important;
}

.page-contact .collab-link {
  justify-self: start;
  margin-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(56, 224, 208, 0.45);
}

.page-contact .collab-link:hover,
.page-contact .collab-link:focus-visible {
  color: var(--ice);
  border-bottom-color: var(--gold);
}

.page-contact .collab-foot {
  margin: 1.6rem 0 0;
  color: var(--mist);
  font-size: 0.9rem;
  line-height: 1.9;
}

.page-contact .collab-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(56, 224, 208, 0.45);
}

.page-contact .collab-foot a:hover,
.page-contact .collab-foot a:focus-visible {
  color: var(--ice);
}

/* ---------- 响应式 ---------- */
@media (min-width: 40rem) {
  .page-contact .check-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .hours-row {
    grid-template-columns: 5.5rem 1fr;
    align-items: baseline;
    gap: 0.9rem;
  }
}

@media (min-width: 56rem) {
  .page-contact > section {
    padding-block: 3.5rem;
  }

  .page-contact .channel-stack {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }

  .page-contact .channel-card:nth-child(2) {
    margin-top: 1.6rem;
  }

  .page-contact .channel-card:nth-child(3) {
    margin-top: 3.2rem;
  }

  .page-contact .address-card {
    padding: 2.5rem 2.75rem;
    gap: 0.9rem;
  }
}

@media (min-width: 62rem) {
  .page-contact .hero-grid {
    grid-template-columns: 6fr 5fr;
    gap: 2.75rem;
    align-items: center;
    padding-block: 2.25rem 1rem;
  }

  .page-contact .hours-grid {
    grid-template-columns: 7fr 5fr;
    gap: 3rem;
    align-items: start;
  }

  .page-contact .collab-row {
    grid-template-columns: 11rem 1fr;
    gap: 0.4rem 2rem;
    align-items: start;
    padding: 1.75rem 0;
  }

  .page-contact .collab-label {
    padding-top: 0.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .check-item,
  .page-contact .channel-link {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}