.page-contact {
  --pc-panel: linear-gradient(155deg, rgba(20, 42, 92, .88), rgba(11, 27, 58, .7));
  --pc-line: 1px solid var(--c-rule);
  --pc-gap: clamp(18px, 2.6vw, 30px);
}

/* ---------- 面包屑与首屏 ---------- */
.page-contact .breadcrumb-wrap {
  padding-top: clamp(16px, 3vw, 26px);
}

.page-contact .obs-window {
  position: relative;
  padding: clamp(26px, 5.5vw, 62px) clamp(20px, 4.5vw, 58px);
  border: var(--pc-line);
  border-radius: var(--r-l);
  background:
    radial-gradient(115% 120% at 8% -10%, rgba(108, 63, 197, .34), transparent 58%),
    radial-gradient(80% 90% at 100% 112%, rgba(0, 229, 255, .12), transparent 62%),
    var(--pc-panel);
  overflow: hidden;
}

.page-contact .obs-window::before,
.page-contact .obs-window::after {
  content: "";
  position: absolute;
  width: 30px;
  height: 30px;
  border: 1px solid var(--c-pulse);
  opacity: .65;
  pointer-events: none;
}

.page-contact .obs-window::before {
  top: 14px;
  left: 14px;
  border-right: 0;
  border-bottom: 0;
}

.page-contact .obs-window::after {
  right: 14px;
  bottom: 14px;
  border-left: 0;
  border-top: 0;
}

.page-contact .obs-window h1 {
  margin: 14px 0 0;
  font-size: clamp(1.85rem, 5.6vw, 3.2rem);
  line-height: 1.16;
  letter-spacing: -0.005em;
  font-weight: 800;
  color: var(--c-ink-bright);
}

.page-contact .lede {
  max-width: 44ch;
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-17);
  line-height: 1.85;
  letter-spacing: .02em;
  color: var(--c-ink-dim);
}

.page-contact .hero-facts {
  margin: var(--sp-5) 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border: var(--pc-line);
  border-radius: var(--r-m);
  background: var(--c-rule);
  overflow: hidden;
}

.page-contact .hero-facts > div {
  padding: 14px 18px;
  background: rgba(11, 27, 58, .84);
}

.page-contact .hero-facts dt {
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--c-ink-dim);
}

.page-contact .hero-facts dd {
  margin: 6px 0 0;
  font-size: var(--fs-17);
  letter-spacing: .04em;
  color: var(--c-pulse);
}

/* ---------- 通用小节标题 ---------- */
.page-contact .section-lede {
  max-width: 52ch;
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-15);
  line-height: 1.85;
  color: var(--c-ink-dim);
}

.page-contact .contact-routing h2,
.page-contact .channel-detail h2,
.page-contact .contact-region h2,
.page-contact .contact-prepare h2 {
  margin: 12px 0 0;
  font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--c-ink-bright);
}

/* ---------- 分流表 ---------- */
.page-contact .route-table {
  width: 100%;
  margin-top: var(--sp-5);
  border-collapse: collapse;
  font-size: var(--fs-15);
}

.page-contact .route-table thead th {
  padding: 0 14px 12px;
  text-align: left;
  font-size: var(--fs-12);
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--c-ink-dim);
  border-bottom: 1px solid var(--c-rule);
}

.page-contact .route-table td {
  padding: 14px;
  vertical-align: top;
  line-height: 1.7;
  color: var(--c-ink);
  border-bottom: 1px solid rgba(42, 58, 102, .6);
}

.page-contact .route-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-contact .route-table tbody tr:hover td {
  background: rgba(108, 63, 197, .12);
}

.page-contact .route-figure {
  margin-top: var(--sp-5);
}

/* ---------- 渠道逐条说明 ---------- */
.page-contact .channel-stack {
  margin-top: var(--sp-5);
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .channel-row {
  --acc: var(--c-galaxy);
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-3);
  padding: clamp(20px, 3vw, 34px);
  border: var(--pc-line);
  border-radius: var(--r-l);
  background: var(--pc-panel);
  overflow: hidden;
}

.page-contact .channel-row::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--acc), transparent 88%);
}

.page-contact .channel-row--phone { --acc: var(--c-pulse); }
.page-contact .channel-row--ticket { --acc: var(--c-amber); }

.page-contact .channel-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 1px solid var(--acc);
  border-radius: 50%;
  color: var(--acc);
  background: radial-gradient(circle at 38% 30%, rgba(0, 229, 255, .16), transparent 68%);
}

.page-contact .channel-mark svg {
  width: 26px;
  height: 26px;
}

.page-contact .channel-row__no {
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-12);
  letter-spacing: .2em;
  color: var(--c-galaxy-2);
}

.page-contact .channel-row h3 {
  margin: 8px 0 0;
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  letter-spacing: .01em;
  color: var(--c-ink-bright);
}

.page-contact .channel-row__sla {
  display: grid;
  gap: 2px;
  margin: var(--sp-3) 0 0;
}

.page-contact .channel-row__sla .num {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5vw, 2.7rem);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--c-pulse);
}

.page-contact .channel-row__sla .unit {
  font-size: var(--fs-15);
  color: var(--c-ink);
}

.page-contact .channel-row__sla .cap,
.page-contact .channel-row__cap {
  font-size: var(--fs-12);
  letter-spacing: .12em;
  color: var(--c-ink-dim);
}

.page-contact .channel-row__cap {
  margin: 10px 0 0;
  line-height: 1.6;
}

.page-contact .channel-row__cap--priority {
  padding-left: 10px;
  border-left: 2px solid var(--c-amber);
  color: var(--c-amber);
}

.page-contact .channel-row__num {
  margin: var(--sp-3) 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.6vw, 1.4rem);
  letter-spacing: .05em;
  color: var(--c-pulse);
  word-break: break-all;
}

.page-contact .channel-row__addr {
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-15);
  letter-spacing: .03em;
  color: var(--c-pulse);
  word-break: break-all;
}

.page-contact .channel-row__body > p {
  font-size: var(--fs-15);
  line-height: 1.85;
  letter-spacing: .02em;
  color: var(--c-ink-dim);
}

.page-contact .channel-row__body > ul,
.page-contact .channel-row__body > p + p {
  margin-top: var(--sp-3);
}

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

.page-contact .boundary-list li {
  position: relative;
  padding-left: 24px;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--c-ink);
}

.page-contact .boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 9px;
  height: 9px;
  border: 1px solid var(--acc, var(--c-pulse));
  border-radius: 50%;
}

.page-contact .channel-row__body > p.channel-row__out {
  margin-top: var(--sp-3);
  padding: 12px 16px;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--c-ink);
  background: rgba(255, 138, 61, .08);
  border-left: 2px solid var(--c-amber);
  border-radius: 0 var(--r-s) var(--r-s) 0;
}

.page-contact .channel-row__body .index-group {
  margin-top: var(--sp-3);
}

/* ---------- 地址与地域口径 ---------- */
.page-contact .region-plate {
  position: relative;
  isolation: isolate;
  border: var(--pc-line);
  border-radius: var(--r-l);
  background: var(--c-hull);
  overflow: hidden;
}

.page-contact .region-plate__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .24;
  filter: saturate(.7) contrast(.95);
}

.page-contact .region-plate__content {
  padding: clamp(26px, 5vw, 56px);
  background: linear-gradient(180deg, rgba(11, 27, 58, .5), rgba(16, 31, 68, .78));
}

.page-contact .region-list {
  margin: var(--sp-5) 0 0;
  display: grid;
  gap: 1px;
  border: var(--pc-line);
  border-radius: var(--r-m);
  background: rgba(42, 58, 102, .6);
  overflow: hidden;
}

.page-contact .region-list__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 18px;
  background: rgba(11, 27, 58, .84);
}

.page-contact .region-list dt {
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--c-ink-dim);
}

.page-contact .region-list dd {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--c-ink);
}

.page-contact .region-note {
  max-width: 62ch;
  margin: var(--sp-5) 0 0;
  font-size: var(--fs-15);
  line-height: 1.85;
  color: var(--c-ink-dim);
}

.page-contact .addr {
  position: relative;
  display: inline-block;
  border-bottom: 1px dashed rgba(0, 229, 255, .5);
  cursor: help;
}

.page-contact .addr:focus-visible {
  outline: 2px solid var(--c-pulse);
  outline-offset: 2px;
}

.page-contact .addr__hint {
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  width: min(300px, 76vw);
  padding: 10px 14px;
  border: var(--pc-line);
  border-radius: var(--r-s);
  background: var(--c-glass);
  color: var(--c-ink-dim);
  font-size: var(--fs-13);
  line-height: 1.7;
  letter-spacing: .02em;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
  z-index: 6;
}

.page-contact .addr:hover .addr__hint,
.page-contact .addr:focus-visible .addr__hint {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 提交前准备 ---------- */
.page-contact .prepare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
}

.page-contact .prepare-intro p {
  max-width: 46ch;
  margin: var(--sp-3) 0 0;
  font-size: var(--fs-15);
  line-height: 1.85;
  color: var(--c-ink-dim);
}

.page-contact .prepare-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--sp-3);
}

.page-contact .prepare-track__item {
  position: relative;
  padding: 18px 20px 18px 62px;
  border: var(--pc-line);
  border-radius: var(--r-m);
  background: rgba(20, 42, 92, .5);
}

.page-contact .prepare-track__no {
  position: absolute;
  left: 18px;
  top: 18px;
  font-size: var(--fs-17);
  letter-spacing: .06em;
  color: var(--c-pulse);
}

.page-contact .prepare-track__item h3 {
  margin: 0;
  font-size: var(--fs-17);
  letter-spacing: .01em;
  color: var(--c-ink-bright);
}

.page-contact .prepare-track__item p {
  margin: 8px 0 0;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: var(--c-ink-dim);
}

.page-contact .prepare-tail {
  max-width: 72ch;
  margin: var(--sp-5) 0 0;
  padding-top: var(--sp-3);
  border-top: 1px dashed rgba(42, 58, 102, .9);
  font-size: var(--fs-15);
  line-height: 1.85;
  color: var(--c-ink-dim);
}

.page-contact .prepare-tail a {
  color: var(--c-galaxy-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(154, 107, 255, .45);
}

.page-contact .prepare-tail a:hover,
.page-contact .prepare-tail a:focus-visible {
  color: var(--c-pulse);
  border-bottom-color: var(--c-pulse);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .channel-row {
    grid-template-columns: minmax(190px, 28%) minmax(0, 1fr);
    gap: var(--sp-5);
  }

  .page-contact .region-list__row {
    grid-template-columns: 160px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-contact .channel-row {
    grid-template-columns: minmax(220px, 26%) minmax(0, 1fr);
  }

  .page-contact .prepare-grid {
    grid-template-columns: minmax(240px, 32%) minmax(0, 1fr);
    gap: var(--sp-8);
    align-items: start;
  }
}

@media (max-width: 759px) {
  .page-contact .route-table thead {
    display: none;
  }

  .page-contact .route-table,
  .page-contact .route-table tbody,
  .page-contact .route-table tr,
  .page-contact .route-table td {
    display: block;
    width: 100%;
  }

  .page-contact .route-table tbody tr {
    margin-bottom: 12px;
    padding: 14px 16px;
    border: var(--pc-line);
    border-radius: var(--r-m);
    background: rgba(20, 42, 92, .5);
  }

  .page-contact .route-table td {
    padding: 4px 0;
    border: 0;
  }

  .page-contact .route-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 2px;
    font-size: var(--fs-12);
    letter-spacing: .14em;
    color: var(--c-ink-dim);
  }

  .page-contact .route-table tbody tr:hover td {
    background: transparent;
  }

  .page-contact .addr__hint {
    position: static;
    display: block;
    width: 100%;
    margin-top: 10px;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .addr__hint {
    transition: none;
  }
}