.page-contact {
  --pc-card-bg: rgba(11, 58, 69, 0.72);
  --pc-hair: rgba(201, 162, 39, 0.26);
  --pc-soft: rgba(155, 179, 184, 0.18);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumbs a {
  color: var(--glass-blue);
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--gold-bright);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  max-width: 900px;
  padding: clamp(26px, 5vw, 58px) 0 clamp(20px, 3vw, 32px);
}

.page-contact .contact-hero .display-title {
  margin: 14px 0 18px;
  line-height: 1.12;
  letter-spacing: 0.01em;
  background: linear-gradient(96deg, var(--porcelain) 42%, var(--gold-bright) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-contact .contact-hero .lede {
  max-width: 46ch;
  color: var(--text-muted);
}

.page-contact .hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--mist);
  letter-spacing: 0.02em;
}

.page-contact .hero-points li {
  position: relative;
  padding-left: 16px;
}

.page-contact .hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 1px;
  background: var(--gold);
}

.page-contact .contact-hero__figure {
  margin: 0 0 clamp(34px, 5vw, 62px);
  border: 1px solid var(--pc-hair);
  background:
    linear-gradient(180deg, rgba(17, 82, 92, 0.24), rgba(6, 43, 51, 0.06));
  padding: 6px;
}

.page-contact .contact-hero__figure .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 12 / 7;
}

.page-contact .media-caption {
  display: block;
  padding: 10px 4px 2px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 通用章节 ---------- */

.page-contact .contact-section {
  margin-bottom: clamp(44px, 6vw, 84px);
}

.page-contact .section-head {
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--pc-soft);
}

.page-contact .section-head .section-title {
  margin: 0;
}

.page-contact .section-note {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* ---------- 渠道卡 ---------- */

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  overflow: hidden;
  padding: 22px 20px 20px;
  background: var(--pc-card-bg);
  border: 1px solid var(--pc-soft);
  border-top-width: 2px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.page-contact .channel-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(128deg, rgba(244, 239, 230, 0.07) 0%, rgba(244, 239, 230, 0) 46%);
  pointer-events: none;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-contact .channel-card--mail {
  border-top-color: var(--gold);
}

.page-contact .channel-card--phone {
  border-top-color: var(--coral);
}

.page-contact .channel-card--panel {
  border-top-color: var(--glass-blue);
}

.page-contact .channel-label {
  margin: 0 0 12px;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-contact .channel-name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  color: var(--porcelain);
  letter-spacing: 0.02em;
}

.page-contact .channel-value {
  display: inline-block;
  margin-bottom: 16px;
  padding-bottom: 3px;
  font-family: var(--font-index);
  font-size: 14.5px;
  letter-spacing: 0.02em;
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-hair);
  word-break: break-all;
}

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

.page-contact .channel-value--text {
  color: var(--glass-blue);
  font-family: var(--font-body);
  font-size: 15px;
}

.page-contact .channel-fit {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(244, 239, 230, 0.86);
}

.page-contact .channel-prep {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pc-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 提交步骤 ---------- */

.page-contact .page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-contact .step-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .step-item {
  position: relative;
  padding: 0 0 18px 50px;
}

.page-contact .step-item::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 30px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--pc-hair), rgba(201, 162, 39, 0.04));
}

.page-contact .step-item:last-child {
  padding-bottom: 0;
}

.page-contact .step-item:last-child::before {
  display: none;
}

.page-contact .step-num {
  position: absolute;
  left: 0;
  top: 0;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  font-family: var(--font-index);
  font-size: 12px;
  color: var(--gold-bright);
  border: 1px solid var(--pc-hair);
  border-radius: 50%;
  background: rgba(6, 43, 51, 0.9);
}

.page-contact .step-details {
  border: 1px solid var(--pc-soft);
  border-radius: var(--radius);
  background: rgba(11, 58, 69, 0.5);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-contact .step-details[open] {
  border-color: var(--pc-hair);
  background: rgba(17, 82, 92, 0.32);
}

.page-contact .step-details summary {
  cursor: pointer;
  padding: 13px 16px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--porcelain);
  letter-spacing: 0.01em;
  list-style: none;
}

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

.page-contact .step-details summary::after {
  content: "＋";
  float: right;
  font-family: var(--font-index);
  font-weight: 400;
  color: var(--gold);
}

.page-contact .step-details[open] summary::after {
  content: "－";
}

.page-contact .step-details p {
  margin: 0;
  padding: 0 16px 15px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .contact-diagram {
  margin: 0 0 16px;
  border: 1px solid var(--pc-hair);
  padding: 5px;
  background: rgba(17, 82, 92, 0.18);
}

.page-contact .contact-diagram .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-contact .prep-panel {
  padding: 18px 18px 16px;
  border: 1px solid var(--pc-soft);
  border-radius: var(--radius);
  background: rgba(11, 58, 69, 0.62);
}

.page-contact .prep-panel .panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pc-soft);
}

.page-contact .prep-panel .panel-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 600;
  color: var(--porcelain);
}

.page-contact .prep-panel .panel-meta {
  margin: 0;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-contact .prep-list {
  margin: 14px 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .prep-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(244, 239, 230, 0.86);
}

.page-contact .prep-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 8px;
  height: 1px;
  background: var(--glass-blue);
}

.page-contact .prep-foot {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .prep-foot a {
  color: var(--glass-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .prep-foot a:hover,
.page-contact .prep-foot a:focus-visible {
  color: var(--gold-bright);
}

/* ---------- 处理节奏 ---------- */

.page-contact .stage-track {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .stage-card {
  position: relative;
  padding: 20px 18px 18px;
  border-top: 1px solid var(--pc-hair);
  background: linear-gradient(180deg, rgba(17, 82, 92, 0.26), rgba(6, 43, 51, 0));
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.page-contact .stage-card:hover,
.page-contact .stage-card:focus-within {
  border-top-color: var(--gold-bright);
  background: linear-gradient(180deg, rgba(17, 82, 92, 0.44), rgba(6, 43, 51, 0.06));
}

.page-contact .stage-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-index);
  font-size: 26px;
  letter-spacing: 0.06em;
  color: var(--gold);
  opacity: 0.78;
}

.page-contact .stage-name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--porcelain);
  letter-spacing: 0.04em;
}

.page-contact .stage-brief {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(244, 239, 230, 0.86);
}

.page-contact .stage-tip {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--pc-soft);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
  transition: color 0.3s var(--ease);
}

.page-contact .stage-card:hover .stage-tip,
.page-contact .stage-card:focus-within .stage-tip {
  color: var(--glass-blue);
}

/* ---------- 常见咨询分类 ---------- */

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

.page-contact .topic-card {
  display: flex;
  flex-direction: column;
  padding: 20px 18px 18px;
  border: 1px solid var(--pc-soft);
  border-left: 2px solid rgba(201, 162, 39, 0.5);
  border-radius: var(--radius);
  background: rgba(11, 58, 69, 0.5);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-contact .topic-card:hover,
.page-contact .topic-card:focus-within {
  border-left-color: var(--gold-bright);
  background: rgba(17, 82, 92, 0.34);
}

.page-contact .topic-tag {
  margin: 0 0 8px;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .topic-name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17.5px;
  font-weight: 600;
  color: var(--porcelain);
  line-height: 1.4;
}

.page-contact .topic-card p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .topic-link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 13.5px;
  color: var(--glass-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(78, 168, 199, 0.42);
  padding-bottom: 2px;
}

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

/* ---------- 合作 ---------- */

.page-contact .partner-panel {
  display: grid;
  gap: 22px;
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 130% at 0% 0%, rgba(110, 42, 60, 0.5), rgba(6, 43, 51, 0) 62%),
    rgba(11, 58, 69, 0.6);
}

.page-contact .partner-text .eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-contact .partner-text .section-title {
  margin: 0 0 12px;
}

.page-contact .partner-text p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(244, 239, 230, 0.88);
  max-width: 62ch;
}

.page-contact .partner-text .partner-note {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-contact .partner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-contact .partner-actions .btn {
  text-decoration: none;
}

/* ---------- 地址与备案 ---------- */

.page-contact .info-plate {
  padding: clamp(22px, 3.4vw, 34px);
  border-radius: var(--radius);
  background: var(--porcelain);
  color: var(--ink-950);
  box-shadow: var(--shadow);
}

.page-contact .info-plate__title {
  margin: 0 0 20px;
  color: var(--ink-950);
  font-size: clamp(20px, 2.4vw, 26px);
}

.page-contact .info-list {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid rgba(6, 43, 51, 0.14);
}

.page-contact .info-row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(6, 43, 51, 0.14);
}

.page-contact .info-row dt {
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: rgba(6, 43, 51, 0.6);
}

.page-contact .info-row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink-950);
  word-break: break-word;
}

.page-contact .info-row dd a {
  color: #0B3A45;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(201, 162, 39, 0.8);
}

.page-contact .info-row dd a:hover,
.page-contact .info-row dd a:focus-visible {
  color: var(--wine);
}

.page-contact .info-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(6, 43, 51, 0.72);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .info-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-contact .info-row {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

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

  .page-contact .stage-card {
    padding: 22px 22px 20px;
    border-top-width: 2px;
  }

  .page-contact .stage-card + .stage-card {
    border-left: 1px solid var(--pc-soft);
  }
}

@media (min-width: 980px) {
  .page-contact .page-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-contact .partner-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-contact .partner-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .page-contact .partner-actions .btn {
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .stage-card,
  .page-contact .topic-card,
  .page-contact .stage-tip {
    transition: none;
  }

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