.page-contact {
  --pc-cut: 6deg;
  --pc-card-bg: #FFFFFF;
  --pc-card-line: rgba(22, 24, 29, .14);

  --primary: var(--c-red);
  --gold: var(--c-gold);
  --ghost: rgba(250, 248, 244, .4);
}

/* ============ 首屏 ============ */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-offset) + var(--sp-5)) 0 calc(var(--sp-6) + 44px);
  background: linear-gradient(155deg, var(--c-navy) 0%, var(--c-navy-mid) 58%, #10203a 100%);
  color: var(--text-on-deep);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(250, 248, 244, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(250, 248, 244, .06) 1px, transparent 1px);
  background-size: 68px 68px;
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: -1px;
  height: 46px;
  background: var(--bg-page);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
}

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

.page-contact .contact-hero .breadcrumb__link,
.page-contact .contact-hero .breadcrumb__item {
  color: var(--on-deep-soft);
}

.page-contact .contact-hero .breadcrumb__link:hover {
  color: var(--c-gold);
}

.page-contact .contact-hero .breadcrumb__sep {
  color: rgba(250, 248, 244, .4);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--sp-5);
  margin-top: var(--sp-5);
}

.page-contact .contact-hero__eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-gold);
}

.page-contact .contact-hero__title {
  margin: var(--sp-3) 0 0;
  font-size: clamp(34px, 8.4vw, 66px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--c-snow);
}

.page-contact .contact-hero__lede {
  max-width: 34em;
  margin: var(--sp-3) 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--on-deep-soft);
}

.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

.page-contact .contact-hero .btn--ghost {
  color: var(--c-snow);
  border-color: var(--ghost);
}

.page-contact .contact-hero .btn--ghost:hover {
  border-color: var(--c-gold);
  color: var(--c-gold);
}

.page-contact .contact-hero__figure {
  margin: 0;
  position: relative;
  border: 1px solid var(--glass-line);
  background: var(--c-navy-mid);
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 96px;
  height: 5px;
  background: var(--c-gold);
}

/* ============ 索引条 ============ */
.page-contact .contact-toc {
  position: relative;
  z-index: 2;
  border-bottom: 1px solid var(--line);
  background: var(--bg-page);
}

.page-contact .contact-toc__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding-top: var(--sp-2);
  padding-bottom: var(--sp-2);
}

.page-contact .contact-toc__label {
  flex: none;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-red);
}

.page-contact .contact-toc__list {
  display: flex;
  gap: var(--sp-2);
  margin: 0;
  padding: 0 0 2px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-contact .contact-toc__item {
  flex: none;
}

.page-contact .contact-toc__link {
  display: inline-block;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid var(--line);
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}

.page-contact .contact-toc__link:hover,
.page-contact .contact-toc__link:focus-visible {
  color: var(--c-snow);
  background: var(--c-red);
  border-color: var(--c-red);
}

/* ============ 通用小标题 ============ */
.page-contact .contact-head {
  display: grid;
  gap: var(--sp-1);
  margin-bottom: var(--sp-5);
}

.page-contact .contact-head .section-num {
  color: var(--c-gold);
}

.page-contact .contact-head .section-title {
  color: var(--c-char);
}

.page-contact .contact-head .section-note {
  color: var(--text-muted);
}

.page-contact .contact-head--deep .section-title {
  color: var(--c-snow);
}

.page-contact .contact-head--deep .section-note {
  color: var(--on-deep-soft);
}

/* ============ 01 联系入口 ============ */
.page-contact .contact-channels__grid {
  display: grid;
  gap: var(--sp-3);
}

.page-contact .contact-channels__side {
  display: grid;
  gap: var(--sp-3);
  align-content: start;
}

.page-contact .contact-card {
  position: relative;
  padding: var(--sp-4);
  background: var(--pc-card-bg);
  border: 1px solid var(--pc-card-line);
}

.page-contact .contact-card__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-red);
}

.page-contact .contact-card__text {
  margin: var(--sp-2) 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-muted);
}

.page-contact .contact-card--mail {
  display: flex;
  flex-direction: column;
  padding: var(--sp-5) var(--sp-4);
  background: linear-gradient(150deg, var(--c-navy) 0%, var(--c-navy-mid) 100%);
  border-color: transparent;
  border-left: 5px solid var(--c-gold);
}

.page-contact .contact-card--mail::after {
  content: "";
  position: absolute;
  right: var(--sp-4);
  top: var(--sp-4);
  width: 26px;
  height: 26px;
  border-top: 2px solid var(--c-gold);
  border-right: 2px solid var(--c-gold);
  opacity: .7;
}

.page-contact .contact-card--mail .contact-card__label {
  color: var(--c-gold);
}

.page-contact .contact-card--mail .contact-card__text {
  color: var(--on-deep-soft);
  max-width: 30em;
}

.page-contact .contact-card__mail {
  margin: var(--sp-3) 0 0;
  font-size: clamp(17px, 4.8vw, 27px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.4;
  color: var(--c-snow);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin: var(--sp-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-card__foot {
  margin: var(--sp-4) 0 0;
  padding-top: var(--sp-2);
  border-top: 1px solid var(--on-deep-line);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-gold);
}

.page-contact .contact-card--phone {
  background: var(--c-red);
  border-color: transparent;
}

.page-contact .contact-card--phone .contact-card__label {
  color: var(--c-gold-soft);
}

.page-contact .contact-card--phone .contact-card__text {
  color: rgba(250, 248, 244, .86);
}

.page-contact .contact-card__phone {
  margin: var(--sp-2) 0 0;
}

.page-contact .contact-card__tel {
  font-size: clamp(22px, 6vw, 32px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--c-snow);
  text-decoration: none;
  border-bottom: 2px solid rgba(250, 248, 244, .45);
  transition: border-color .18s var(--ease);
}

.page-contact .contact-card__tel:hover,
.page-contact .contact-card__tel:focus-visible {
  border-color: var(--c-gold);
}

.page-contact .contact-card--addr {
  border-left: 5px solid var(--c-teal);
}

.page-contact .contact-card__addr {
  margin: var(--sp-2) 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.7;
  color: var(--c-char);
}

/* ============ 02 处理节奏 ============ */
.page-contact .contact-flow {
  color: var(--text-on-deep);
}

.page-contact .contact-flow__grid {
  display: grid;
  gap: var(--sp-5);
}

.page-contact .flow-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--sp-1);
}

.page-contact .flow-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: var(--sp-2);
  padding: var(--sp-3) 0;
  border-top: 1px solid var(--on-deep-line);
}

.page-contact .flow-step:last-child {
  border-bottom: 1px solid var(--on-deep-line);
}

.page-contact .flow-step__num {
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-gold);
}

.page-contact .flow-step__title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--c-snow);
}

.page-contact .flow-step__text {
  margin: var(--sp-1) 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--on-deep-soft);
}

.page-contact .contact-flow__figure {
  margin: 0;
  align-self: start;
  border: 1px solid var(--glass-line);
  border-top: 5px solid var(--c-red);
  background: var(--c-navy-mid);
}

.page-contact .contact-flow__figure .media-frame__caption {
  padding: var(--sp-2) var(--sp-3);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-gold);
  border-top: 1px solid var(--on-deep-line);
}

/* ============ 03 提交要点 ============ */
.page-contact .brief-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-contact .brief-item {
  display: grid;
  gap: var(--sp-1);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .brief-item__tag {
  display: inline-block;
  justify-self: start;
  padding: 3px 10px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--c-snow);
  background: var(--c-navy-mid);
}

.page-contact .brief-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .brief-item__text b {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--c-red);
}

/* ============ 04 内容协作 ============ */
.page-contact .contact-partner__lede {
  max-width: 38em;
  margin: 0 0 var(--sp-4);
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-muted);
}

.page-contact .partner-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(250px, 80%);
  gap: var(--sp-3);
  overflow-x: auto;
  padding-bottom: var(--sp-2);
  scroll-snap-type: x proximity;
}

.page-contact .partner-card {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding: var(--sp-4);
  background: var(--pc-card-bg);
  border: 1px solid var(--pc-card-line);
  border-top: 4px solid var(--c-navy-mid);
}

.page-contact .partner-card__tag {
  align-self: flex-start;
}

.page-contact .partner-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--c-char);
}

.page-contact .partner-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-muted);
}

.page-contact .partner-channel {
  margin-top: var(--sp-4);
  padding: var(--sp-3) var(--sp-4);
  background: var(--c-gold-soft);
  border-left: 5px solid var(--c-gold);
}

.page-contact .partner-channel__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-char);
}

/* ============ 05 站点信息 ============ */
.page-contact .record-panel {
  padding: var(--sp-5) var(--sp-4);
  background: var(--c-navy);
  color: var(--text-on-deep);
  border-left: 5px solid var(--c-red);
}

.page-contact .record-panel__head {
  display: grid;
  gap: var(--sp-1);
  margin-bottom: var(--sp-4);
}

.page-contact .record-panel__head .section-num {
  color: var(--c-gold);
}

.page-contact .record-panel__head .section-title {
  color: var(--c-snow);
}

.page-contact .record-list {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--on-deep-line);
}

.page-contact .record-row {
  display: grid;
  gap: 4px;
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--on-deep-line);
}

.page-contact .record-row__key {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-gold);
}

.page-contact .record-row__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--on-deep-soft);
}

.page-contact .record-panel__note {
  margin: var(--sp-4) 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--on-deep-soft);
}

.page-contact .record-panel__note a {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid var(--glass-line);
}

.page-contact .record-panel__note a:hover,
.page-contact .record-panel__note a:focus-visible {
  border-color: var(--c-gold);
}

/* ============ 图片容器兜底 ============ */
.page-contact .media-frame {
  overflow: hidden;
  position: relative;
}

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

.page-contact .contact-hero__figure .media-frame__img {
  aspect-ratio: 7 / 4;
}

.page-contact .contact-flow__figure .media-frame__img {
  aspect-ratio: 3 / 2;
}

/* ============ 聚焦态 ============ */
.page-contact a:focus-visible,
.page-contact .btn:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 2px;
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-contact .brief-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--sp-5);
  }

  .page-contact .brief-item {
    grid-template-columns: 1fr;
  }

  .page-contact .partner-rail {
    grid-auto-columns: minmax(260px, 44%);
  }

  .page-contact .record-row {
    grid-template-columns: 140px 1fr;
    align-items: baseline;
    gap: var(--sp-3);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding-top: calc(var(--header-offset) + var(--sp-6));
    padding-bottom: calc(var(--sp-7) + 40px);
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
    gap: var(--sp-5);
    margin-top: var(--sp-6);
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: 7fr 5fr;
    align-items: stretch;
    gap: var(--sp-4);
  }

  .page-contact .contact-channels__side {
    gap: var(--sp-4);
  }

  .page-contact .contact-flow__grid {
    grid-template-columns: 7fr 5fr;
    gap: var(--sp-5);
    align-items: start;
  }

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

  .page-contact .partner-rail {
    grid-auto-columns: minmax(280px, 30%);
  }

  .page-contact .record-panel {
    padding: var(--sp-6) var(--sp-5);
    max-width: 880px;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-contact .contact-card--mail {
    padding: var(--sp-6) var(--sp-5);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}