.page-contact {
  --ct-rail-w: 250px;
  --ct-hair: rgba(154, 165, 196, .16);
  padding-bottom: 0;
}

.page-contact [id] {
  scroll-margin-top: 7.5rem;
}

.page-contact .yh-breadcrumb {
  margin-block: 1.4rem .4rem;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding-block: .5rem clamp(1.5rem, 4vw, 2.75rem);
  overflow: hidden;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: -6rem 0 auto;
  height: 440px;
  background:
    radial-gradient(58% 100% at 80% 10%, rgba(107, 75, 224, .30), transparent 68%),
    radial-gradient(44% 90% at 8% 0%, rgba(31, 191, 166, .18), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .ct-hero > .yh-container {
  position: relative;
  z-index: 1;
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: 1.75rem;
  align-items: center;
}

.page-contact .ct-hero__copy h1 {
  margin: .4rem 0 .9rem;
  font-size: clamp(2rem, 1.15rem + 3.4vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 900;
}

.page-contact .ct-hero__copy h1 em {
  font-style: normal;
  color: var(--amber);
}

.page-contact .ct-hero__copy .yh-lead {
  max-width: 46ch;
}

.page-contact .ct-facts-inline {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem .55rem;
  margin: 1.1rem 0 1.35rem;
}

.page-contact .ct-facts-inline__item {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .34rem .7rem;
  border-radius: 999px;
  border: 1px solid var(--ct-hair);
  background: rgba(255, 255, 255, .035);
  color: var(--muted);
  font-size: .82rem;
  line-height: 1.4;
}

.page-contact .ct-facts-inline__item .yh-mono {
  color: var(--lake);
  font-size: .82rem;
}

.page-contact .ct-hero__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(123, 224, 211, .24);
  box-shadow: 0 34px 80px -46px rgba(31, 191, 166, .75);
}

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

/* ---------- 分流布局 ---------- */
.page-contact .ct-split {
  display: grid;
  gap: 1.6rem;
  margin-block: 1.6rem clamp(2rem, 5vw, 3.25rem);
}

.page-contact .ct-rail {
  display: grid;
  gap: .55rem;
  align-content: start;
}

.page-contact .ct-rail__title {
  margin: 0 0 .2rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .22em;
  color: var(--muted);
}

.page-contact .ct-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .2rem;
  border-left: 1px solid var(--ct-hair);
}

.page-contact .ct-rail__link {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  margin-left: -1px;
  padding: .55rem .85rem;
  border-left: 2px solid transparent;
  color: var(--muted);
  text-decoration: none;
  font-size: .95rem;
  line-height: 1.5;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-contact .ct-rail__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: rgba(154, 165, 196, .68);
  transition: color .2s var(--ease);
}

.page-contact .ct-rail__link:hover,
.page-contact .ct-rail__link:focus-visible {
  color: var(--ink);
  border-left-color: var(--aurora);
  background: rgba(123, 224, 211, .07);
  outline: none;
}

.page-contact .ct-rail__link[aria-current="true"] {
  color: var(--ink);
  border-left-color: var(--amber);
  background: rgba(255, 179, 71, .10);
}

.page-contact .ct-rail__link[aria-current="true"] .ct-rail__num {
  color: var(--amber);
}

.page-contact .ct-rail__figure {
  margin: .9rem 0 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--ct-hair);
  max-width: 320px;
}

.page-contact .ct-rail__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

/* ---------- 面板星群 ---------- */
.page-contact .ct-panels {
  display: grid;
  gap: 1.15rem;
  min-width: 0;
}

.page-contact .ct-panels > .yh-panel {
  position: relative;
  transition: transform .36s var(--ease);
}

.page-contact .ct-panel__head {
  display: flex;
  align-items: center;
  gap: .7rem;
  margin-bottom: .6rem;
}

.page-contact .ct-panel__num {
  flex: none;
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 179, 71, .45);
  color: var(--amber);
  font-size: .78rem;
}

.page-contact .yh-panel--warn .ct-panel__num {
  border-color: rgba(242, 245, 255, .38);
  color: var(--ink);
}

.page-contact .ct-panel__head .yh-panel__title {
  margin: 0;
}

.page-contact .ct-panels a {
  color: var(--aurora);
  text-underline-offset: 3px;
}

.page-contact .ct-panels a:hover,
.page-contact .ct-panels a:focus-visible {
  color: var(--amber);
}

/* ---------- 问题分流列表 ---------- */
.page-contact .ct-route {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-contact .ct-route__item {
  padding: .9rem 1rem .95rem 1.05rem;
  border-left: 3px solid var(--nebula);
  border-radius: 0 12px 12px 0;
  background: rgba(107, 75, 224, .09);
}

.page-contact .ct-route__item:nth-child(2) {
  border-left-color: var(--lake);
  background: rgba(31, 191, 166, .08);
}

.page-contact .ct-route__item:nth-child(3) {
  border-left-color: var(--amber);
  background: rgba(255, 179, 71, .08);
}

.page-contact .ct-route__item:nth-child(4) {
  border-left-color: var(--aurora);
  background: rgba(123, 224, 211, .08);
}

.page-contact .ct-route__type {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-contact .ct-route__desc {
  margin: .28rem 0 0;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.65;
}

.page-contact .ct-route__to {
  margin: .5rem 0 0;
  font-size: .84rem;
  color: var(--aurora);
  line-height: 1.6;
}

/* ---------- 渠道 ---------- */
.page-contact .ct-channels {
  display: grid;
  gap: .9rem;
  margin-top: 1.1rem;
}

.page-contact .ct-channel {
  padding: 1.1rem 1.15rem 1.2rem;
  border-radius: 14px;
  border: 1px solid var(--ct-hair);
  background: linear-gradient(158deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .012));
}

.page-contact .ct-channel__label {
  margin: 0 0 .6rem;
  font-size: .78rem;
  letter-spacing: .18em;
  color: var(--lake);
}

.page-contact .ct-copyline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem .75rem;
}

.page-contact .ct-copyline .yh-copy__value {
  font-size: clamp(.88rem, .8rem + .42vw, 1.05rem);
  word-break: break-all;
}

.page-contact .ct-channel__note {
  margin: .8rem 0 0;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.7;
}

/* ---------- 清单 ---------- */
.page-contact .ct-checklist {
  list-style: none;
  margin: 1.05rem 0 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-contact .ct-checklist li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.7;
}

.page-contact .ct-checklist li::before {
  content: "";
  position: absolute;
  left: .1rem;
  top: .62em;
  width: .55rem;
  height: .55rem;
  border-radius: 2px;
  background: var(--lake);
  box-shadow: 0 0 10px rgba(31, 191, 166, .7);
}

.page-contact .yh-panel--warn .ct-checklist li::before {
  background: var(--amber);
  box-shadow: 0 0 10px rgba(255, 179, 71, .7);
}

.page-contact .yh-panel--warn .yh-btnrow {
  margin-top: 1.3rem;
}

/* ---------- 站点信息表 ---------- */
.page-contact .ct-facts {
  margin: 1.1rem 0 0;
  display: grid;
  gap: .1rem;
  border-top: 1px solid var(--ct-hair);
}

.page-contact .ct-facts__row {
  display: grid;
  gap: .25rem;
  padding: .85rem .1rem;
  border-bottom: 1px solid var(--ct-hair);
}

.page-contact .ct-facts__row dt {
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .ct-facts__row dd {
  margin: 0;
  color: var(--ink);
  font-size: .95rem;
  line-height: 1.65;
  word-break: break-word;
}

.page-contact .ct-facts__row dd.yh-mono {
  color: var(--amber);
  letter-spacing: .03em;
}

/* ---------- 备案条 ---------- */
.page-contact .ct-legalbar {
  margin-top: clamp(1.75rem, 4vw, 3rem);
  background: var(--deep);
  border-top: 1px solid rgba(154, 165, 196, .22);
  border-bottom: 1px solid rgba(154, 165, 196, .1);
}

.page-contact .ct-legalbar__inner {
  display: grid;
  gap: .55rem;
  padding-block: 1.5rem;
}

.page-contact .ct-legalbar__icp {
  margin: 0;
  font-size: clamp(.95rem, .88rem + .4vw, 1.12rem);
  letter-spacing: .07em;
  color: var(--amber);
}

.page-contact .ct-legalbar__text {
  margin: 0;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.75;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-legalbar__inner {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 2rem;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 3rem;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-split {
    grid-template-columns: var(--ct-rail-w) minmax(0, 1fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-contact .ct-rail {
    position: sticky;
    top: 7.5rem;
  }

  .page-contact .ct-rail__figure {
    max-width: none;
  }

  .page-contact .ct-panels > .yh-panel:nth-child(even) {
    transform: translateX(-14px);
  }

  .page-contact .ct-panels > .yh-panel:nth-child(4) {
    transform: translateX(-14px);
  }

  .page-contact .ct-facts__row {
    grid-template-columns: 12rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-panels > .yh-panel {
    transition: none;
  }
}