.page-contact {
  --pc-hair: rgba(28, 36, 56, .92);
  --pc-dash: rgba(152, 162, 184, .32);
  --pc-gap: clamp(18px, 3vw, 28px);
  padding-bottom: clamp(40px, 7vw, 96px);
}

.page-contact .crumbs {
  margin-top: clamp(20px, 4vw, 36px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(22px, 4vw, 44px);
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-contact .hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.12;
  letter-spacing: -.01em;
  max-width: 20ch;
}

.page-contact .hero-copy .lede {
  margin-top: clamp(16px, 2.4vw, 22px);
  max-width: 56ch;
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .hero-stats {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--pc-hair);
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(53, 230, 210, .13), transparent 62%),
    linear-gradient(160deg, rgba(13, 18, 32, .96), rgba(5, 7, 12, .98));
}

.page-contact .stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 16px;
  border-top: 1px dashed var(--pc-dash);
}

.page-contact .stat:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .stat-label {
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--muted);
}

.page-contact .stat-value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(18px, 3vw, 24px);
  line-height: 1.35;
}

/* ---------- 通用标题 ---------- */
.page-contact .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.22;
  letter-spacing: -.005em;
  max-width: 26ch;
}

.page-contact a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 210, .3);
}

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

/* ---------- 版本通道 ---------- */
.page-contact .channel-grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3.4vw, 36px);
}

.page-contact .channel {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: clamp(24px, 4vw, 42px);
  border-radius: clamp(24px, 3.6vw, 40px);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(85% 70% at 100% 0%, var(--pc-glow), transparent 64%);
}

.page-contact .channel--cn {
  --pc-accent: var(--ruby);
  --pc-glow: rgba(226, 69, 92, .45);
  --pc-halo: rgba(226, 69, 92, .22);
  background: linear-gradient(168deg, rgba(226, 69, 92, .2), rgba(13, 18, 32, .96) 62%);
  border: 1px solid rgba(226, 69, 92, .32);
}

.page-contact .channel--apple {
  --pc-accent: var(--violet);
  --pc-glow: rgba(139, 92, 246, .45);
  --pc-halo: rgba(139, 92, 246, .22);
  background: linear-gradient(168deg, rgba(139, 92, 246, .2), rgba(13, 18, 32, .96) 62%);
  border: 1px solid rgba(139, 92, 246, .32);
}

.page-contact .channel-dot {
  display: block;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--pc-accent);
  box-shadow: 0 0 0 7px var(--pc-halo);
  margin-bottom: 18px;
}

.page-contact .channel-version {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--pc-accent);
}

.page-contact .channel-title {
  margin: 10px 0 0;
  font-size: clamp(19px, 2.8vw, 25px);
  font-weight: 700;
  line-height: 1.34;
  color: var(--text);
}

.page-contact .channel-desc {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.78;
}

.page-contact .channel .acc {
  margin-top: 20px;
}

.page-contact .channel .acc-trigger {
  color: var(--text);
}

.page-contact .channel .acc-marker {
  background: var(--pc-accent);
}

.page-contact .step-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .step-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .step-list .mono {
  color: var(--pc-accent);
  padding-top: 3px;
}

.page-contact .channel-figure {
  margin: clamp(26px, 4vw, 46px) 0 0;
}

.page-contact .channel-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: clamp(18px, 2.6vw, 28px);
  border: 1px solid var(--pc-hair);
  object-fit: cover;
}

.page-contact .channel-figure figcaption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 邮件与电话 ---------- */
.page-contact .contact-lines {
  margin-top: clamp(22px, 3.4vw, 34px);
  border-top: 1px dashed var(--pc-dash);
}

.page-contact .contact-line {
  padding: clamp(20px, 3vw, 30px) 0;
  border-bottom: 1px dashed var(--pc-dash);
}

.page-contact .contact-key {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-contact .contact-value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(19px, 4.2vw, 32px);
  line-height: 1.3;
  letter-spacing: .01em;
  word-break: break-word;
  background: linear-gradient(94deg, var(--gold-lite), var(--gold) 52%, var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-contact .contact-note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 46ch;
}

/* ---------- 地址 ---------- */
.page-contact .address-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .address-copy .contact-note {
  margin-top: 16px;
  max-width: 44ch;
}

.page-contact .address-line {
  margin: 18px 0 0;
  padding: 14px 0 0;
  border-top: 2px solid;
  border-image: linear-gradient(90deg, var(--gold), rgba(53, 230, 210, .4)) 1;
  font-size: clamp(17px, 2.4vw, 21px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
}

.page-contact .address-figure {
  margin: 0;
  border-radius: clamp(20px, 3vw, 32px);
  overflow: hidden;
  border: 1px solid var(--pc-hair);
}

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

/* ---------- 受理范围 ---------- */
.page-contact .scope-grid {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  margin-top: clamp(22px, 3.4vw, 36px);
}

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

.page-contact .scope-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-top: 1px dashed var(--pc-dash);
}

.page-contact .scope-list li:last-child {
  border-bottom: 1px dashed var(--pc-dash);
}

.page-contact .scope-index {
  font-size: 13px;
  color: var(--gold);
  padding-top: 3px;
}

.page-contact .scope-list strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 5px;
}

.page-contact .scope-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .scope-aside {
  align-self: start;
  padding: clamp(22px, 3vw, 32px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--pc-hair);
  background:
    radial-gradient(130% 120% at 0% 0%, rgba(232, 181, 75, .14), transparent 62%),
    linear-gradient(160deg, rgba(28, 36, 56, .78), rgba(13, 18, 32, .94));
}

.page-contact .aside-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--muted);
}

.page-contact .aside-time {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1.1;
  color: var(--gold);
}

.page-contact .aside-cap {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--text);
}

.page-contact .aside-notes {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .aside-notes li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .aside-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .prep-grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3.4vw, 36px);
}

.page-contact .prep-item {
  position: relative;
  padding-top: 26px;
}

.page-contact .prep-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(53, 230, 210, .28));
  opacity: .8;
}

.page-contact .prep-num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-contact .prep-item h3 {
  margin: 10px 0 0;
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-contact .prep-item p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 公示信息 ---------- */
.page-contact .public-panel {
  padding: clamp(24px, 4vw, 44px);
  border-radius: clamp(24px, 3.6vw, 40px);
  border: 1px solid var(--pc-hair);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(139, 92, 246, .16), transparent 60%),
    radial-gradient(70% 100% at 0% 100%, rgba(53, 230, 210, .1), transparent 62%),
    linear-gradient(160deg, rgba(13, 18, 32, .96), rgba(5, 7, 12, .98));
}

.page-contact .fact-table {
  margin-top: clamp(20px, 3vw, 30px);
  border-top: 1px dashed var(--pc-dash);
}

.page-contact .fact-row {
  display: grid;
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--pc-dash);
}

.page-contact .fact-row:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.page-contact .fact-key {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .fact-val {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
  word-break: break-word;
}

.page-contact .fact-hint {
  display: block;
  margin-top: 4px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0;
  line-height: 1.6;
  color: var(--cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .fact-row {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 720px) and (hover: hover) {
  .page-contact .fact-hint {
    opacity: 0;
    transform: translateY(-3px);
    transition: opacity .22s var(--ease), transform .22s var(--ease);
  }

  .page-contact .fact-row:hover .fact-hint,
  .page-contact .fact-row:focus-within .fact-hint {
    opacity: 1;
    transform: none;
  }
}

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

@media (min-width: 820px) {
  .page-contact .contact-lines {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-bottom: 1px dashed var(--pc-dash);
  }

  .page-contact .contact-line {
    border-bottom: 0;
    padding-right: clamp(20px, 3vw, 40px);
  }

  .page-contact .contact-line + .contact-line {
    border-left: 1px dashed var(--pc-dash);
    padding-left: clamp(24px, 4vw, 48px);
    padding-right: 0;
  }
}

@media (min-width: 880px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .address-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 920px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }
}

@media (min-width: 940px) {
  .page-contact .scope-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

@media (max-width: 400px) {
  .page-contact .contact-value {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}