.page-contact {
  overflow-x: clip;
}

/* ---------- 面包屑与首屏 ---------- */

.page-contact .breadcrumb {
  padding: clamp(14px, 2.4vw, 22px) 0 0;
}

.page-contact .contact-hero {
  position: relative;
  padding: clamp(16px, 3vw, 32px) 0 clamp(38px, 6vw, 78px);
  background:
    radial-gradient(110% 82% at 88% 4%, rgba(43, 231, 224, 0.11), transparent 62%),
    radial-gradient(88% 72% at 2% 98%, rgba(138, 107, 255, 0.11), transparent 66%);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .contact-hero__title {
  margin: 12px 0 0;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-contact .contact-hero__title .hl {
  color: var(--cyan);
}

.page-contact .contact-hero__copy .lede {
  margin-top: 18px;
  max-width: 60ch;
}

.page-contact .hero-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

.page-contact .hero-index a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  border: 1px solid var(--line-strong);
  padding: 6px 12px;
  text-decoration: none;
  transition: color var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.page-contact .hero-index a:hover,
.page-contact .hero-index a:focus-visible,
.page-contact .hero-index a[aria-current="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
  background: var(--panel);
  overflow: hidden;
}

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

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(180deg, rgba(6, 10, 18, 0) 0 3px, rgba(6, 10, 18, 0.24) 3px 4px);
  pointer-events: none;
}

/* ---------- 通用章节 ---------- */

.page-contact .contact-section {
  padding: clamp(40px, 7vw, 84px) 0;
  border-top: 2px solid var(--line);
}

.page-contact .section-band {
  max-width: 74ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-contact .band-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
}

.page-contact .band-head__label {
  color: var(--amber);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  border: 1px solid var(--line-strong);
  padding: 3px 8px;
}

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

.page-contact .section-band .lede {
  margin-top: 14px;
}

/* ---------- 01 分流入场 ---------- */

.page-contact .router-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--line);
}

.page-contact .router-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0;
  border-bottom: 2px solid var(--line);
  transition: background var(--dur-fast) ease, padding-left var(--dur-fast) ease;
}

.page-contact .router-item:hover {
  background: rgba(43, 231, 224, 0.04);
  padding-left: 10px;
}

.page-contact .router-item__num {
  color: var(--amber);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  padding-top: 5px;
}

.page-contact .router-item__body h3 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-contact .router-item__body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-contact .router-item__channel {
  grid-column: 2;
  justify-self: start;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
  border: 1px solid var(--line-strong);
  padding: 5px 10px;
}

/* ---------- 02 联络渠道 + 勘误步骤 ---------- */

.page-contact .desk-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

.page-contact .channel-card {
  position: relative;
  background: var(--panel);
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
  padding: clamp(18px, 2.4vw, 24px);
}

.page-contact .channel-card + .channel-card {
  margin-top: 22px;
}

.page-contact .channel-card--phone {
  background: linear-gradient(150deg, rgba(43, 231, 224, 0.08), transparent 60%), var(--panel);
}

.page-contact .channel-card__label {
  margin: 0 0 10px;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-contact .channel-card__value {
  margin: 0 0 12px;
  font-size: clamp(1.0625rem, 2.4vw, 1.375rem);
  line-height: 1.4;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__value--text {
  font-family: var(--font-sans);
  color: var(--ink);
  letter-spacing: 0.01em;
  font-weight: 600;
  font-size: clamp(1rem, 2vw, 1.1875rem);
}

.page-contact .channel-card__note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-contact .channel-card--address {
  padding-right: clamp(88px, 12vw, 108px);
}

.page-contact .locator {
  position: absolute;
  right: 16px;
  bottom: 14px;
  pointer-events: none;
  opacity: 0.9;
}

.page-contact .locator svg {
  display: block;
  width: 72px;
  height: 72px;
}

.page-contact .steps-title {
  margin: 0 0 24px;
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-contact .steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .step {
  position: relative;
  padding: 0 0 28px 38px;
}

.page-contact .step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 154, 46, 0.13);
}

.page-contact .step::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 24px;
  bottom: 2px;
  width: 2px;
  background: var(--line-strong);
}

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

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

.page-contact .step__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
}

.page-contact .step__text {
  margin: 0;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

/* ---------- 03 勘误清单 ---------- */

.page-contact .checklist-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

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

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  transition: border-color var(--dur-fast) ease, transform var(--dur-fast) ease;
}

.page-contact .checklist__item:hover {
  border-color: var(--amber);
  transform: translateX(4px);
}

.page-contact .checklist__mark {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--line-strong);
  color: var(--amber);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
}

.page-contact .checklist__title {
  margin: 0 0 4px;
  font-size: 0.9375rem;
  font-weight: 700;
}

.page-contact .checklist__text {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-contact .checklist-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border: 1px dashed var(--line-strong);
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.75;
}

.page-contact .checklist-figure {
  position: relative;
  margin: 0;
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
  background: var(--panel);
  overflow: hidden;
}

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

.page-contact .checklist-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(180deg, rgba(6, 10, 18, 0) 0 3px, rgba(6, 10, 18, 0.2) 3px 4px);
  pointer-events: none;
}

.page-contact .checklist-figure__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  padding: 8px 14px;
  background: var(--bg);
  border-top: 2px solid var(--line-strong);
  border-right: 2px solid var(--line-strong);
  color: var(--amber);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
}

/* ---------- 04 协作 ---------- */

.page-contact .collab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-contact .collab-copy p {
  margin: 0 0 18px;
  max-width: 66ch;
  line-height: 1.8;
}

.page-contact .collab-copy p:last-child {
  margin-bottom: 0;
}

.page-contact .collab-stats {
  display: grid;
  gap: 20px;
}

.page-contact .stat {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-top: 14px;
  border-top: 2px solid var(--line-strong);
}

.page-contact .stat__num {
  font-size: clamp(2rem, 4.2vw, 2.75rem);
  line-height: 1;
  color: var(--green);
  letter-spacing: -0.02em;
}

.page-contact .stat__label {
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* ---------- 05 值班安排 ---------- */

.page-contact .rota {
  border-top: 2px solid var(--line);
}

.page-contact .rota__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 20px 0;
  border-bottom: 2px solid var(--line);
}

.page-contact .rota__key {
  color: var(--amber);
  font-size: 0.875rem;
  letter-spacing: 0.06em;
}

.page-contact .rota__val {
  color: var(--ink);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ---------- 06 快捷带 ---------- */

.page-contact .contact-section--shortcut {
  border-bottom: 2px solid var(--line);
}

.page-contact .shortcut-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: clamp(20px, 3vw, 32px);
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
  background:
    linear-gradient(122deg, rgba(43, 231, 224, 0.1), rgba(255, 154, 46, 0.08) 68%, transparent),
    var(--panel);
}

.page-contact .shortcut-bar__lead {
  margin: 0;
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  font-weight: 700;
}

.page-contact .shortcut-bar__links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.page-contact .shortcut-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--panel-2);
  border: 2px solid var(--line-strong);
  color: var(--ink);
  text-decoration: none;
  transition: transform var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.page-contact .shortcut-link:hover,
.page-contact .shortcut-link:focus-visible {
  transform: translateX(4px);
  border-color: var(--cyan);
}

.page-contact .shortcut-link__k {
  flex: none;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--amber);
  border: 1px solid var(--line-strong);
  padding: 4px 8px;
}

.page-contact .shortcut-link__t {
  font-size: 0.9375rem;
  line-height: 1.5;
}

.page-contact .shortcut-note {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.8;
}

.page-contact .shortcut-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .shortcut-note a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-contact .router-item {
    grid-template-columns: 60px minmax(0, 1fr) auto;
    gap: 24px;
    align-items: start;
  }

  .page-contact .router-item__channel {
    grid-column: 3;
    justify-self: end;
    margin-top: 2px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-contact .contact-hero__figure {
    margin-top: 36px;
  }

  .page-contact .desk-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(36px, 4vw, 60px);
  }

  .page-contact .desk-grid__right {
    margin-top: 76px;
    padding-left: clamp(24px, 3vw, 40px);
    border-left: 2px solid var(--line);
  }

  .page-contact .checklist-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-contact .collab-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }

  .page-contact .rota__row {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 32px;
    align-items: baseline;
  }

  .page-contact .shortcut-bar {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .router-item,
  .page-contact .checklist__item,
  .page-contact .shortcut-link {
    transition: none;
  }

  .page-contact .router-item:hover,
  .page-contact .checklist__item:hover,
  .page-contact .shortcut-link:hover,
  .page-contact .shortcut-link:focus-visible {
    transform: none;
  }
}