.page-contact {
  --contact-gold: #c9a961;
  --contact-navy-line: rgba(18, 58, 92, 0.18);
  --contact-orange-line: rgba(255, 122, 0, 0.3);
  --contact-sky: #e8f0f7;
  --contact-sky-deep: #d8e5f0;
  --contact-bg-grid: linear-gradient(rgba(30, 90, 138, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 90, 138, 0.06) 1px, transparent 1px);
  --contact-shadow: 0 10px 30px rgba(10, 31, 51, 0.08);
  --contact-shadow-lift: 0 16px 40px rgba(10, 31, 51, 0.12);

  background:
    var(--contact-bg-grid),
    var(--c-paper);
  background-size: 32px 32px, cover;
  color: var(--c-graphite);
  font-family: var(--f-body);
  line-height: 1.6;
}

.page-contact .container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.page-contact .container--narrow {
  max-width: var(--container-narrow);
}

.page-contact .breadcrumbs {
  padding-top: 22px;
  padding-bottom: 6px;
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .breadcrumbs__link {
  color: var(--c-steel);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-contact .breadcrumbs__link:hover {
  color: var(--c-signal);
}

.page-contact .breadcrumbs__current {
  color: var(--c-slate);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-contact .exhibit-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-navy);
  margin: 0 0 14px;
}

.page-contact .exhibit-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-signal);
}

.page-contact .section-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--f-heading);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-midnight);
  letter-spacing: 0.01em;
  margin: 0 0 14px;
}

.page-contact .section-title__index {
  font-family: var(--f-body);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-signal);
  letter-spacing: 0.08em;
}

/* 首屏 */
.page-contact__hero {
  padding: 48px 0 56px;
  position: relative;
  border-bottom: 1px solid var(--c-line);
}

.page-contact__hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact__hero h1 {
  font-family: var(--f-heading);
  font-size: 30px;
  line-height: 1.25;
  color: var(--c-midnight);
  margin: 0 0 18px;
  max-width: 760px;
  letter-spacing: -0.01em;
}

.page-contact__hero-desc {
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-slate);
  max-width: 640px;
  margin: 0;
}

.page-contact__hero-note {
  display: none;
}

/* 左右分屏 */
.page-contact__split {
  padding: 64px 0 48px;
  position: relative;
}

.page-contact__split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 56px;
}

/* 左侧联系方式 */
.page-contact__channels {
  position: relative;
}

.page-contact__channels-media {
  position: relative;
  margin-bottom: 28px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--contact-navy-line);
  box-shadow: var(--contact-shadow);
}

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

.page-contact__channels-media-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 31, 51, 0.1), transparent 42%, rgba(255, 122, 0, 0.08));
  pointer-events: none;
}

.page-contact__channels-intro {
  font-size: 15px;
  color: var(--c-slate);
  margin: 0 0 28px;
  max-width: 560px;
}

.page-contact__card {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 24px 22px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: 4px;
  margin-bottom: 14px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}

.page-contact__card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  background: var(--c-steel);
  border-radius: 0 2px 2px 0;
}

.page-contact__card--email::before {
  background: var(--c-signal);
}

.page-contact__card--phone::before {
  background: var(--c-navy);
}

.page-contact__card--address::before {
  background: var(--contact-gold);
}

.page-contact__card:hover {
  transform: translateY(-3px);
  box-shadow: var(--contact-shadow-lift);
}

.page-contact__card-index {
  font-family: var(--f-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--c-paper);
  background: var(--c-midnight);
  border-radius: 3px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact__card:nth-child(2) .page-contact__card-index {
  background: var(--c-navy);
}

.page-contact__card--email .page-contact__card-index {
  background: var(--c-signal);
}

.page-contact__card--address .page-contact__card-index {
  background: var(--contact-gold);
}

.page-contact__card-title {
  font-family: var(--f-heading);
  font-size: 19px;
  font-weight: 700;
  color: var(--c-midnight);
  margin: 0 0 4px;
}

.page-contact__card-desc {
  font-size: 14px;
  color: var(--c-slate);
  margin: 0 0 10px;
  line-height: 1.6;
}

.page-contact__card-value {
  display: inline-block;
  font-size: 16px;
  font-weight: 600;
  color: var(--c-midnight);
  text-decoration: none;
  border-bottom: 1px dotted var(--contact-gold);
  padding-bottom: 2px;
  word-break: break-word;
}

.page-contact__card-value:hover {
  color: var(--c-signal);
  border-bottom-style: solid;
}

/* 右侧 */
.page-contact__aside {
  position: relative;
  padding: 30px 24px;
  background: var(--c-midnight);
  color: var(--c-paper);
  border-radius: 6px;
  overflow: hidden;
}

.page-contact__aside-shape {
  position: absolute;
  right: -80px;
  top: -80px;
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, rgba(255, 122, 0, 0.22), transparent 62%);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact__aside::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--c-signal) 0 34%, var(--contact-gold) 34% 52%, var(--c-steel) 52% 100%);
}

.page-contact__aside-header {
  position: relative;
  margin-bottom: 28px;
}

.page-contact__aside-header .exhibit-label {
  color: rgba(247, 245, 240, 0.72);
}

.page-contact__aside-header .exhibit-label::before {
  background: var(--c-signal);
}

.page-contact__aside-header h2 {
  font-family: var(--f-heading);
  font-size: 24px;
  line-height: 1.3;
  margin: 0;
  color: var(--c-paper);
}

.page-contact__time-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 22px;
  position: relative;
}

.page-contact__time-block {
  border: 1px solid rgba(247, 245, 240, 0.18);
  border-left: 4px solid var(--c-steel);
  padding: 16px 16px 14px;
  background: rgba(18, 58, 92, 0.36);
  border-radius: 3px;
}

.page-contact__time-block--match {
  border-left-color: var(--c-signal);
  background: rgba(255, 122, 0, 0.09);
}

.page-contact__time-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(247, 245, 240, 0.5);
  margin-bottom: 6px;
}

.page-contact__time-block strong {
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: var(--c-paper);
  margin-bottom: 4px;
}

.page-contact__time-block p {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(247, 245, 240, 0.68);
  margin: 0;
}

.page-contact__response {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(247, 245, 240, 0.78);
  padding: 16px 0 2px;
  border-top: 1px solid rgba(247, 245, 240, 0.12);
  margin: 0 0 26px;
  position: relative;
}

.page-contact__topic-panel {
  position: relative;
}

.page-contact__topic-title {
  font-family: var(--f-heading);
  font-size: 17px;
  color: var(--c-paper);
  margin: 0 0 14px;
  letter-spacing: 0.04em;
}

.page-contact__topic-list {
  display: grid;
  gap: 10px;
}

.page-contact__topic-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 12px 10px;
  background: rgba(247, 245, 240, 0.05);
  border: 1px solid rgba(247, 245, 240, 0.1);
  border-radius: 3px;
}

.page-contact__topic-tag {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  border-radius: 2px;
  background: var(--c-steel);
  color: var(--c-paper);
}

.page-contact__topic-tag--member {
  background: var(--contact-gold);
  color: var(--c-midnight);
}

.page-contact__topic-tag--feedback {
  background: var(--c-signal);
  color: #fff;
}

.page-contact__topic-tag--data {
  background: #2b5c86;
  color: var(--c-paper);
}

.page-contact__topic-item strong {
  display: block;
  font-size: 15px;
  color: var(--c-paper);
  margin-bottom: 2px;
}

.page-contact__topic-item p {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(247, 245, 240, 0.64);
  margin: 0;
}

/* 服务流程区 */
.page-contact__process {
  padding: 72px 0 48px;
}

.page-contact__process-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

.page-contact__process-media {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--contact-navy-line);
  box-shadow: var(--contact-shadow);
  background: var(--contact-sky);
}

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

.page-contact__process-content {
  padding-top: 6px;
}

.page-contact__process-intro {
  font-size: 15px;
  color: var(--c-slate);
  margin: 0 0 20px;
}

.page-contact__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.page-contact__step {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-line);
  position: relative;
}

.page-contact__step:last-child {
  border-bottom: none;
}

.page-contact__step-num {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--c-midnight);
  background: var(--contact-sky-deep);
  border: 1px solid var(--c-steel);
  border-radius: 50%;
  letter-spacing: 0.06em;
}

.page-contact__step strong {
  display: block;
  font-family: var(--f-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--c-midnight);
  margin-bottom: 2px;
}

.page-contact__step p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-slate);
  margin: 0;
}

/* FAQ */
.page-contact__faq {
  padding: 64px 0;
  background: linear-gradient(135deg, rgba(10, 31, 51, 0.035), rgba(255, 122, 0, 0.045));
  border-block: 1px solid var(--c-line);
}

.page-contact__faq-intro {
  font-size: 15px;
  color: var(--c-slate);
  margin: 0 0 22px;
  max-width: 620px;
}

.page-contact__faq-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact__faq-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 24px;
  gap: 14px;
  align-items: center;
  padding: 16px 16px 15px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-navy);
  border-radius: 3px;
  text-decoration: none;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__faq-item:hover {
  border-left-color: var(--c-signal);
  transform: translateX(4px);
  box-shadow: var(--contact-shadow);
}

.page-contact__faq-num {
  font-size: 13px;
  font-weight: 700;
  color: var(--contact-gold);
  letter-spacing: 0.06em;
}

.page-contact__faq-item strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-midnight);
  margin-bottom: 2px;
}

.page-contact__faq-item p {
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-slate);
  margin: 0;
}

.page-contact__faq-arrow {
  color: var(--c-steel);
  font-size: 16px;
  text-align: center;
  transition: color 0.3s ease;
}

.page-contact__faq-item:hover .page-contact__faq-arrow {
  color: var(--c-signal);
}

/* 隐私说明 */
.page-contact__privacy-note {
  padding: 56px 0 72px;
}

.page-contact__privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-contact__privacy-grid h2 {
  font-family: var(--f-heading);
  font-size: 22px;
  color: var(--c-midnight);
  margin: 0;
  line-height: 1.3;
}

.page-contact__privacy-grid p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-slate);
  margin: 0 0 18px;
  max-width: 600px;
}

.page-contact .btn--ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: 1px solid var(--c-steel);
  background: transparent;
  color: var(--c-navy);
  font-family: var(--f-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  border-radius: 3px;
  text-decoration: none;
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.page-contact .btn--ghost:hover {
  background: var(--c-midnight);
  color: var(--c-paper);
  border-color: var(--c-midnight);
}

/* 桌面端 768px 起 */
@media (min-width: 768px) {
  .page-contact__hero {
    padding: 56px 0 64px;
  }

  .page-contact__hero-grid {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 32px;
    align-items: end;
  }

  .page-contact__hero h1 {
    font-size: 38px;
  }

  .page-contact__hero-note {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    padding-bottom: 10px;
    border-right: 2px solid var(--c-signal);
    padding-right: 18px;
  }

  .page-contact__hero-num {
    font-family: var(--f-heading);
    font-size: 32px;
    font-weight: 700;
    color: var(--c-midnight);
    line-height: 1;
  }

  .page-contact__hero-meta {
    font-size: 12px;
    letter-spacing: 0.3em;
    color: var(--c-slate);
    text-align: right;
  }

  .page-contact__split-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact__split {
    padding: 64px 0 56px;
  }

  .page-contact__time-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact__topic-title {
    font-size: 18px;
  }

  .page-contact__process-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 48px;
    align-items: center;
  }

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

  .page-contact__privacy-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact__section-title-lg {
    font-size: 30px;
  }
}

/* 桌面大屏 1080px 起 */
@media (min-width: 1080px) {
  .page-contact__hero h1 {
    font-size: 44px;
  }

  .page-contact__hero-desc {
    font-size: 17px;
  }

  .page-contact__channels {
    margin-right: 8px;
  }

  .page-contact__aside {
    margin-right: 10px;
  }

  .page-contact__topic-item {
    padding: 14px 14px 12px;
  }

  .page-contact__faq-item {
    padding: 18px 18px 16px;
  }
}