.page-contact {
  --ct-line: rgba(60, 74, 85, 0.6);
  --ct-glow: rgba(53, 229, 214, 0.42);
  --ct-raise: #201813;
  background: var(--ink-900);
  color: var(--paper);
}

.page-contact .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--hair);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-contact .contact-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
}

.page-contact .contact-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(90% 70% at 10% 6%, rgba(138, 92, 255, 0.22), transparent 62%),
    linear-gradient(180deg, rgba(14, 16, 19, 0.72) 0%, rgba(14, 16, 19, 0.93) 60%, var(--ink-900) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  padding: clamp(38px, 7vw, 88px) 0 clamp(32px, 5vw, 62px);
}

.page-contact .contact-hero__title {
  margin: 0;
  max-width: 17ch;
  font-family: var(--font-serif);
  font-size: clamp(34px, 7.2vw, 72px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-hero__lede {
  max-width: 60ch;
  color: var(--gray);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 10px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--ct-line);
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .fact {
  display: grid;
  gap: 4px;
}

.page-contact .fact__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gray);
}

.page-contact .fact__val {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--amber);
}

@media (min-width: 640px) {
  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .channel-card {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 22px 20px 24px;
  background: var(--ink-800);
  border: 1px solid var(--ct-line);
  border-left: 2px solid var(--line);
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-contact .channel-card--email {
  border-left-color: var(--cyan);
}

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

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

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--ct-glow);
  background: var(--ct-raise);
}

.page-contact:has(.route-row--email:hover) .channel-card--email,
.page-contact:has(.route-row--phone:hover) .channel-card--phone {
  border-color: var(--ct-glow);
  background: var(--ct-raise);
  box-shadow: inset 0 0 0 1px rgba(53, 229, 214, 0.18);
}

.page-contact .channel-card__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-contact .channel-card__name {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.65;
  color: var(--amber);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__use {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .channel-card .note {
  margin: 4px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--ct-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

@media (min-width: 780px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

/* ---------- 分流表 ---------- */
.page-contact .dispatch {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .dispatch__main {
  min-width: 0;
}

.page-contact .dispatch__tablewrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--ct-line);
  background: var(--ink-700);
}

.page-contact .dispatch__tablewrap:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .route-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-family: var(--font-sans);
  font-size: 14.5px;
}

.page-contact .route-table th,
.page-contact .route-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--hair);
}

.page-contact .route-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.09em;
  color: var(--gray);
  white-space: nowrap;
  border-bottom: 1px solid var(--ct-line);
  background: rgba(14, 16, 19, 0.6);
}

.page-contact .route-table tbody tr {
  transition: background-color 0.16s var(--ease);
}

.page-contact .route-table tbody tr:hover {
  background: rgba(53, 229, 214, 0.07);
}

.page-contact .route-table tbody th {
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
}

.page-contact .route-table td {
  color: var(--gray);
  line-height: 1.7;
}

.page-contact .route-table td:nth-child(2) {
  color: var(--cyan);
}

.page-contact .route-table td:last-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber);
}

.page-contact .dispatch__aside {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .dispatch__figure {
  margin: 0;
}

.page-contact .dispatch__figure .media__frame {
  border: 1px solid var(--ct-line);
  background: var(--ink-800);
}

.page-contact .dispatch__panel {
  padding: 18px;
}

.page-contact .dispatch__panel-title {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
}

.page-contact .dispatch__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray);
}

@media (min-width: 1020px) {
  .page-contact .dispatch {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 36px;
    align-items: start;
  }
}

/* ---------- 时段条 ---------- */
.page-contact .clockbar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-contact .clockbar__seg {
  display: grid;
  gap: 6px;
  padding: 16px 14px;
  background: var(--ink-800);
  border-top: 3px solid var(--line);
}

.page-contact .clockbar__seg--day {
  border-top-color: var(--cyan);
}

.page-contact .clockbar__seg--night {
  border-top-color: var(--violet);
}

.page-contact .clockbar__seg--next {
  border-top-color: var(--amber);
}

.page-contact .clockbar__time {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--paper);
}

.page-contact .clockbar__label {
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray);
}

.page-contact #response-time .note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--ct-line);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--gray);
}

@media (min-width: 720px) {
  .page-contact .clockbar {
    grid-template-columns: 3fr 3fr 2fr;
    gap: 8px;
  }

  .page-contact #response-time .note {
    margin-top: 0;
  }
}

/* ---------- 信件说明 ---------- */
.page-contact .mail-note {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .mail-note__body {
  display: grid;
  gap: 14px;
}

.page-contact .mail-note__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
}

@media (min-width: 880px) {
  .page-contact .mail-note {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }
}

/* ---------- 边界声明 ---------- */
.page-contact .boundary {
  padding: clamp(22px, 4vw, 38px);
}

.page-contact .boundary__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: boundary;
  display: grid;
  gap: 16px;
  max-width: 64ch;
}

.page-contact .boundary__list li {
  position: relative;
  counter-increment: boundary;
  padding-left: 44px;
  font-size: 15px;
  line-height: 1.85;
}

.page-contact .boundary__list li::before {
  content: counter(boundary, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange);
  letter-spacing: 0.04em;
}

.page-contact .boundary a {
  color: #8A3210;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 主体信息 ---------- */
.page-contact .filing-strip {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ct-line);
  border: 1px solid var(--ct-line);
}

.page-contact .filing-strip__item {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink-800);
}

.page-contact .filing-strip__item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gray);
}

.page-contact .filing-strip__item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .filing-strip__note {
  margin: 18px 0 0;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--gray);
}

.page-contact .filing-strip__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 760px) {
  .page-contact .filing-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 阅读型链路 ---------- */
.page-contact .section-head .editorial-title {
  margin-bottom: 0;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .route-table tbody tr,
  .page-contact .clockbar__seg {
    transition: none;
  }
}