.page-contact {
  --contact-radius: 18px;
  --contact-card-bg: var(--ink-800);
  --contact-gap: 20px;
  padding-bottom: 72px;
  font-family: var(--font-body);
  color: var(--text);
}

.page-contact .contact-crumb {
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 16px 0 44px;
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .contact-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  display: block;
}

.page-contact .contact-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(255, 106, 43, 0.16), transparent 58%),
    linear-gradient(180deg, rgba(6, 19, 31, 0.62) 0%, rgba(6, 19, 31, 0.94) 72%, var(--ink-900) 100%);
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-contact .contact-hero__main h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 8vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 40ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .contact-lines {
  display: grid;
  gap: var(--contact-gap);
  margin-top: 30px;
}

.page-contact .contact-line {
  padding-left: 16px;
  border-left: 2px solid var(--line);
}

.page-contact .contact-line__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .contact-line__value {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(19px, 5vw, 32px);
  line-height: 1.25;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .contact-line__note {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .serve-card {
  padding: 22px;
  border-radius: var(--contact-radius);
}

.page-contact .serve-card__head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

.page-contact .serve-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(46, 230, 168, 0.16);
  flex: none;
}

.page-contact .serve-card__time {
  margin: 12px 0 10px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 8vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--mint);
}

.page-contact .serve-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .serve-card__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .serve-card__list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--text-dim);
}

.page-contact .serve-card__list li:first-child {
  border-top: 0;
}

.page-contact .serve-card__list b {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
}

/* ---------- 章节头 ---------- */
.page-contact .sec-head {
  margin-bottom: 22px;
}

.page-contact .sec-head .sec-num {
  display: block;
  margin-bottom: 6px;
}

.page-contact .sec-head h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 5vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--text);
}

.page-contact .sec-head p {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 通道对照 ---------- */
.page-contact .contact-channels {
  padding-top: 36px;
}

.page-contact .channel-table__scroll {
  overflow-x: auto;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--contact-card-bg);
}

.page-contact .channel-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-contact .channel-table th,
.page-contact .channel-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.page-contact .channel-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  background: rgba(17, 42, 61, 0.7);
}

.page-contact .channel-table tbody th {
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.page-contact .channel-table tbody td {
  color: var(--text-dim);
  line-height: 1.7;
}

.page-contact .channel-table tbody tr:last-child th,
.page-contact .channel-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-contact .contact-channels__media {
  margin-top: 22px;
}

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

.page-contact .fold {
  margin-top: 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--ink-700);
}

.page-contact .fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

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

.page-contact .fold summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--orange);
  line-height: 1;
}

.page-contact .fold[open] summary::after {
  content: "−";
}

.page-contact .fold p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 场景卡 ---------- */
.page-contact .contact-scenes {
  padding-top: 44px;
}

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

.page-contact .scene-card {
  position: relative;
  padding: 20px 20px 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: var(--contact-card-bg);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .scene-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--orange);
}

.page-contact .scene-card:nth-child(2)::before {
  background: var(--mint);
}

.page-contact .scene-card__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange-soft);
}

.page-contact .scene-card h3 {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.3;
  color: var(--text);
}

.page-contact .scene-card p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .scene-card__link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 43, 0.45);
  padding-bottom: 1px;
}

.page-contact .scene-card__link:hover {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

/* ---------- 反馈清单 ---------- */
.page-contact .contact-form-guide {
  padding-top: 44px;
}

.page-contact .guide-panel {
  padding: 24px 20px;
  border-radius: var(--contact-radius);
  border: 1px solid var(--line);
  background:
    linear-gradient(160deg, rgba(46, 230, 168, 0.08), transparent 46%),
    var(--contact-card-bg);
}

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

.page-contact .guide-list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-contact .guide-list li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .guide-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--mint);
  padding-top: 2px;
}

.page-contact .guide-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .guide-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 地址与提示 ---------- */
.page-contact .contact-visit {
  padding-top: 44px;
}

.page-contact .visit-grid {
  display: grid;
  gap: 16px;
}

.page-contact .visit-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: var(--contact-card-bg);
}

.page-contact .visit-card--address {
  background:
    linear-gradient(150deg, rgba(255, 106, 43, 0.14), transparent 58%),
    var(--ink-700);
}

.page-contact .visit-card__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .visit-card__address {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 4.6vw, 24px);
  line-height: 1.45;
  color: var(--text);
}

.page-contact .visit-card__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

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

.page-contact .visit-tips li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .visit-tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint-deep);
}

.page-contact .visit-tips a,
.page-contact .contact-tail a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .visit-tips a:hover,
.page-contact .contact-tail a:hover {
  color: var(--orange);
}

.page-contact .contact-tail {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-tail p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-contact {
    padding-bottom: 96px;
  }

  .page-contact .contact-crumb {
    padding-top: 26px;
  }

  .page-contact .contact-hero {
    padding: 20px 0 60px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.85fr);
    align-items: start;
    gap: 48px;
  }

  .page-contact .contact-hero__main h1 {
    max-width: 15ch;
  }

  .page-contact .contact-lines {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
    margin-top: 38px;
  }

  .page-contact .serve-card {
    margin-top: 40px;
    padding: 26px;
  }

  .page-contact .contact-channels,
  .page-contact .contact-scenes,
  .page-contact .contact-form-guide,
  .page-contact .contact-visit {
    padding-top: 64px;
  }

  .page-contact .sec-head h2 {
    max-width: 22ch;
  }

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

  .page-contact .scene-list {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .scene-card:nth-child(1) {
    grid-column: span 7;
  }

  .page-contact .scene-card:nth-child(2) {
    grid-column: span 5;
    transform: translateY(26px);
  }

  .page-contact .scene-card:nth-child(3) {
    grid-column: span 5;
  }

  .page-contact .scene-card:nth-child(4) {
    grid-column: span 7;
    transform: translateY(26px);
  }

  .page-contact .scene-card:hover {
    transform: translateY(-2px);
    border-color: var(--orange-soft);
  }

  .page-contact .scene-card:nth-child(2):hover,
  .page-contact .scene-card:nth-child(4):hover {
    transform: translateY(24px);
    border-color: var(--orange-soft);
  }

  .page-contact .guide-panel {
    padding: 34px 32px;
  }

  .page-contact .guide-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 34px;
  }

  .page-contact .guide-list li:nth-child(2) {
    border-top: 0;
    padding-top: 0;
  }

  .page-contact .visit-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 22px;
  }

  .page-contact .visit-card {
    padding: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .scene-card,
  .page-contact .scene-card:nth-child(2),
  .page-contact .scene-card:nth-child(4) {
    transition: none;
    transform: none;
  }

  .page-contact .scene-card:hover,
  .page-contact .scene-card:nth-child(2):hover,
  .page-contact .scene-card:nth-child(4):hover {
    transform: none;
  }
}