.page-contact {
  color: var(--chalk);
  --pc-pad: clamp(48px, 7vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding: clamp(20px, 3vw, 34px) 0 0;
}
.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
}
.page-contact .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .breadcrumb__link:hover,
.page-contact .breadcrumb__link:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}
.page-contact .breadcrumb__sep {
  color: var(--ink-600);
}
.page-contact .breadcrumb__current {
  color: var(--chalk);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(28px, 4vw, 56px) 0 0;
}
.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}
.page-contact .contact-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--turf);
}
.page-contact .contact-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.1;
  letter-spacing: -.02em;
}
.page-contact .contact-hero__title .mark {
  color: var(--neon);
}
.page-contact .contact-hero__aside {
  padding-left: 18px;
  border-left: 2px solid var(--turf);
}
.page-contact .contact-hero__aside p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}
.page-contact .contact-hero__figure {
  margin: clamp(28px, 4vw, 52px) 0 0;
}
.page-contact .figure__frame {
  position: relative;
  overflow: hidden;
  border: var(--line);
  background: var(--ink-800);
}
.page-contact .figure__frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-contact .figure__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- 章节通用 ---------- */
.page-contact .section {
  padding: var(--pc-pad) 0 0;
}
.page-contact .section__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--neon);
}
.page-contact .section__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -.015em;
  max-width: 24ch;
}
.page-contact .section__lede {
  margin: 14px 0 0;
  max-width: 64ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

/* ---------- 联系渠道卡片 ---------- */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(24px, 3.4vw, 40px);
  background: var(--ink-700);
  border: var(--line);
}
.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 34px);
  min-width: 0;
  background: var(--ink-850);
  transition: background var(--dur) var(--ease);
}
.page-contact .contact-card:hover {
  background: var(--ink-800);
}
.page-contact .contact-card__no {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--neon);
}
.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--chalk);
  text-transform: uppercase;
}
.page-contact .contact-card__value {
  margin: 0;
  font-size: clamp(15px, 1.05vw + 12px, 21px);
  line-height: 1.5;
  color: var(--chalk);
  word-break: break-word;
  overflow-wrap: anywhere;
}
.page-contact .contact-card__note {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}
.page-contact .time-chip {
  position: relative;
  align-self: flex-start;
  display: inline-block;
  margin-top: 2px;
  padding: 5px 11px;
  font-size: 12px;
  letter-spacing: .12em;
  background: var(--neon-soft);
  color: var(--ink-900);
  cursor: help;
}
.page-contact .time-chip__hint {
  position: absolute;
  left: 0;
  top: calc(100% + 8px);
  z-index: 6;
  display: block;
  width: max-content;
  max-width: min(280px, 78vw);
  padding: 10px 12px;
  background: var(--ink-800);
  border: var(--line);
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), visibility var(--dur) var(--ease);
}
.page-contact .time-chip:hover .time-chip__hint,
.page-contact .time-chip:focus-visible .time-chip__hint,
.page-contact .time-chip:focus-within .time-chip__hint {
  opacity: 1;
  visibility: visible;
}

/* ---------- 受理范围 ---------- */
.page-contact .intake-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 34px);
  margin-top: clamp(24px, 3.4vw, 40px);
}
.page-contact .intake-col {
  --accent: var(--neon);
  padding-top: 16px;
  border-top: 3px solid var(--accent);
  min-width: 0;
}
.page-contact .intake-col--volt { --accent: var(--volt); }
.page-contact .intake-col--warn { --accent: var(--warn); }
.page-contact .intake-col__idx {
  margin: 0;
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--accent);
}
.page-contact .intake-col__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 1.6vw + 14px, 24px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--chalk);
}
.page-contact .intake-col__body {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}
.page-contact .intake-col__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.page-contact .intake-col__list li {
  position: relative;
  padding-left: 16px;
  color: var(--chalk);
  font-size: 14px;
  line-height: 1.75;
}
.page-contact .intake-col__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .7em;
  width: 6px;
  height: 1px;
  background: var(--accent);
}
.page-contact .intake-col__fix {
  margin: 18px 0 0;
  padding: 12px 14px;
  background: var(--ink-800);
  border-left: 2px solid var(--accent);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}
.page-contact .intake-figure {
  margin: clamp(30px, 4vw, 52px) 0 0;
}

/* ---------- 提交信息清单 ---------- */
.page-contact .checklist {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--ink-700);
  border: var(--line);
}
.page-contact .checklist__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--ink-850);
  min-width: 0;
  transition: background var(--dur) var(--ease);
}
.page-contact .checklist__item:hover {
  background: var(--ink-800);
}
.page-contact .checklist__box {
  flex: 0 0 auto;
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1px solid var(--turf);
}
.page-contact .checklist__box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  width: 5px;
  height: 9px;
  border-right: 2px solid var(--neon);
  border-bottom: 2px solid var(--neon);
  transform: rotate(42deg);
}
.page-contact .checklist__text {
  min-width: 0;
}
.page-contact .checklist__key {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--chalk);
}
.page-contact .checklist__hint {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

/* ---------- 响应节奏 ---------- */
.page-contact .contact-timeline {
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
}
.page-contact .timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 26px;
}
.page-contact .timeline__item::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 32px;
  bottom: 0;
  width: 1px;
  background: var(--ink-700);
}
.page-contact .timeline__item:last-child {
  padding-bottom: 0;
}
.page-contact .timeline__item:last-child::before {
  display: none;
}
.page-contact .timeline__node {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--turf);
  background: var(--ink-850);
  color: var(--turf);
  font-size: 12px;
}
.page-contact .timeline__content {
  min-width: 0;
}
.page-contact .timeline__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--neon);
}
.page-contact .timeline__body {
  margin: 8px 0 0;
  max-width: 64ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}
.page-contact .contact-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(28px, 3.6vw, 44px);
  background: var(--ink-700);
  border-top: var(--line);
  border-bottom: var(--line);
}
.page-contact .contact-band__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 4px 18px 0;
  min-width: 0;
}
.page-contact .contact-band__num {
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--neon);
}
.page-contact .contact-band__cap {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

/* ---------- 自助入口 ---------- */
.page-contact .selfhelp-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(24px, 3.4vw, 40px);
}
.page-contact .selfhelp-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 30px);
  min-width: 0;
  background: var(--ink-850);
  border: var(--line);
  color: inherit;
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .selfhelp-card:hover,
.page-contact .selfhelp-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--neon);
  background: var(--ink-800);
}
.page-contact .selfhelp-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 1.2vw + 14px, 21px);
  line-height: 1.35;
  color: var(--chalk);
}
.page-contact .selfhelp-card__body {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}
.page-contact .selfhelp-card__go {
  margin-top: auto;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--volt);
}
.page-contact .selfhelp-card:hover .selfhelp-card__go,
.page-contact .selfhelp-card:focus-visible .selfhelp-card__go {
  color: var(--neon);
}
.page-contact .contact-privacy {
  margin: clamp(24px, 3vw, 34px) 0 0;
  max-width: 66ch;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.85;
}
.page-contact .contact-privacy__link {
  color: var(--volt);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 102, 255, .5);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .contact-privacy__link:hover,
.page-contact .contact-privacy__link:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .contact-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .contact-band__item {
    padding: 22px clamp(14px, 2vw, 24px) 22px 0;
    border-left: 1px solid var(--ink-700);
    padding-left: clamp(14px, 2vw, 24px);
  }
  .page-contact .contact-band__item:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .intake-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .selfhelp-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

@media (max-width: 480px) {
  .page-contact .contact-card__value {
    font-size: 14px;
    line-height: 1.7;
  }
  .page-contact .time-chip__hint {
    max-width: 84vw;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .selfhelp-card,
  .page-contact .contact-card,
  .page-contact .checklist__item {
    transition: none;
  }
  .page-contact .selfhelp-card:hover,
  .page-contact .selfhelp-card:focus-visible {
    transform: none;
  }
}