.page-contact {
  display: block;
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-contact [id] {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: calc(var(--header-h) + 22px) 0 clamp(42px, 7vw, 76px);
  background: linear-gradient(180deg, rgba(233, 226, 210, 0.62) 0%, rgba(243, 244, 241, 0) 72%);
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--stone);
}

.page-contact .breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.page-contact .breadcrumb li + li::before {
  content: "";
  width: 16px;
  height: 1px;
  background: var(--rule-gold);
}

.page-contact .breadcrumb a {
  color: var(--stone);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--gold-deep);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--ink);
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: 34px;
  margin-top: clamp(26px, 4vw, 48px);
}

.page-contact .contact-hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(27px, 4.6vw, 50px);
  line-height: 1.18;
  letter-spacing: -0.012em;
  color: var(--ink);
}

.page-contact .contact-hero-copy .lede {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .chapter-index-wrap {
  align-self: end;
}

.page-contact .chapter-index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--stone);
}

.page-contact .chapter-index {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-gold);
}

.page-contact .chapter-index li {
  border-bottom: 1px solid var(--rule-gold);
}

.page-contact .chapter-index a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 4px;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-contact .chapter-index a:hover,
.page-contact .chapter-index a:focus-visible {
  color: var(--gold-deep);
  padding-left: 12px;
}

.page-contact .chapter-index .idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
}

/* ---------- 分屏主体 ---------- */
.page-contact .contact-main {
  padding: clamp(48px, 7vw, 92px) 0 0;
}

.page-contact .contact-split {
  display: grid;
  gap: 40px;
}

.page-contact .contact-side {
  display: grid;
  gap: 24px;
  align-content: start;
}

.page-contact .contact-media {
  margin: 0;
  border-radius: var(--radius);
}

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

.page-contact .side-head .eyebrow {
  margin: 0;
}

.page-contact .side-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.32;
  color: var(--ink);
}

.page-contact .channel-card {
  border-top: 2px solid var(--gold);
  padding-top: 14px;
}

.page-contact .channel-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-deep);
}

.page-contact .channel-val {
  display: block;
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.62;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .channel-note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-contact .hours-panel {
  padding: 22px 20px;
  background: var(--ink);
  border-radius: var(--radius);
  color: var(--paper);
}

.page-contact .hours-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .hours-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .hours-panel li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(243, 244, 241, 0.82);
}

.page-contact .hours-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.76em;
  width: 9px;
  height: 1px;
  background: var(--gold);
}

.page-contact .hours-panel strong {
  color: var(--gold);
  font-weight: 500;
}

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

.page-contact .contact-body .section-head .eyebrow {
  margin: 0;
}

.page-contact .contact-body .section-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.28;
  color: var(--ink);
}

.page-contact .contact-body .section-head .lede {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--graphite);
}

/* ---------- 反馈类型选择 ---------- */
.page-contact .feedback-picker {
  margin-top: 30px;
}

.page-contact .type-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-contact .type-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .type-tab {
  display: inline-flex;
  align-items: center;
  padding: 9px 17px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: transparent;
  font-size: 14px;
  line-height: 1.4;
  color: var(--graphite);
  cursor: pointer;
  user-select: none;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.page-contact .type-tab:hover {
  border-color: var(--rule-gold);
  color: var(--gold-deep);
}

.page-contact #type-version:checked ~ .type-tabs [for="type-version"],
.page-contact #type-device:checked ~ .type-tabs [for="type-device"],
.page-contact #type-content:checked ~ .type-tabs [for="type-content"],
.page-contact #type-partner:checked ~ .type-tabs [for="type-partner"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--gold);
}

.page-contact #type-version:focus-visible ~ .type-tabs [for="type-version"],
.page-contact #type-device:focus-visible ~ .type-tabs [for="type-device"],
.page-contact #type-content:focus-visible ~ .type-tabs [for="type-content"],
.page-contact #type-partner:focus-visible ~ .type-tabs [for="type-partner"] {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.page-contact .type-panels {
  margin-top: 20px;
}

.page-contact .type-panel {
  display: none;
  padding: 22px 22px 24px;
  background: var(--paper-warm);
  border-left: 2px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-contact #type-version:checked ~ .type-panels #panel-version,
.page-contact #type-device:checked ~ .type-panels #panel-device,
.page-contact #type-content:checked ~ .type-panels #panel-content,
.page-contact #type-partner:checked ~ .type-panels #panel-partner {
  display: block;
  animation: pc-panel-in 0.26s ease both;
}

@keyframes pc-panel-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-contact .type-panel h3 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  color: var(--ink);
}

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

.page-contact .type-panel li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--graphite);
}

.page-contact .type-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 9px;
  height: 1px;
  background: var(--gold-deep);
}

.page-contact .type-panel strong {
  font-weight: 500;
  color: var(--ink);
}

/* ---------- 工单提交 ---------- */
.page-contact .ticket-band {
  margin-top: clamp(56px, 9vw, 112px);
  padding: clamp(46px, 7vw, 88px) 0;
  background: var(--paper-warm);
}

.page-contact .ticket-grid {
  display: grid;
  gap: 38px;
}

.page-contact .ticket-copy .eyebrow {
  margin: 0;
}

.page-contact .ticket-copy h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.3;
  color: var(--ink);
}

.page-contact .steps {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-gold);
}

.page-contact .steps li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule-gold);
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-contact .step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--gold-deep);
  padding-top: 4px;
}

.page-contact .fold {
  margin-top: 18px;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.55);
  padding: 4px 18px;
}

.page-contact .fold + .fold {
  margin-top: 10px;
}

.page-contact .fold summary {
  padding: 14px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  cursor: pointer;
}

.page-contact .fold summary::marker {
  color: var(--gold-deep);
}

.page-contact .fold-body {
  padding: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-contact .ticket-figure {
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid var(--rule-gold);
}

.page-contact .ticket-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: calc(var(--radius) - 1px);
}

/* ---------- 备案与地域 ---------- */
.page-contact .record-section {
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-contact .record-grid {
  display: grid;
  gap: 34px;
}

.page-contact .record-copy .eyebrow {
  margin: 0;
}

.page-contact .record-copy h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.3;
  color: var(--ink);
}

.page-contact .record-copy .lede {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-contact .record-list {
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule-gold);
}

.page-contact .record-item {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-gold);
}

.page-contact .record-item dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
}

.page-contact .record-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .record-art {
  position: relative;
  min-height: 220px;
  border-radius: var(--radius);
  overflow: hidden;
  background:
    radial-gradient(120% 96% at 16% 18%, rgba(201, 162, 39, 0.26), transparent 60%),
    radial-gradient(90% 80% at 88% 86%, rgba(78, 93, 69, 0.42), transparent 62%),
    linear-gradient(152deg, #17181b 0%, #232527 58%, #1a1b1e 100%);
}

.page-contact .record-art::before {
  content: "";
  position: absolute;
  inset: 24px;
  border: 1px solid var(--rule-gold);
  border-radius: calc(var(--radius) + 4px);
}

.page-contact .record-art-block {
  position: absolute;
  left: 46px;
  top: 52px;
  width: 96px;
  height: 96px;
  border-radius: 34% 66% 58% 42% / 44% 38% 62% 56%;
  background: linear-gradient(150deg, rgba(201, 162, 39, 0.85), rgba(164, 90, 59, 0.7));
}

.page-contact .record-art-line {
  position: absolute;
  left: 46px;
  bottom: 60px;
  width: 62%;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 162, 39, 0));
}

.page-contact .record-art-dot {
  position: absolute;
  right: 52px;
  bottom: 52px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cinnabar);
  box-shadow: 0 0 0 6px rgba(178, 34, 34, 0.14);
}

/* ---------- 顺手可查 ---------- */
.page-contact .next-section {
  padding: 0 0 clamp(60px, 9vw, 112px);
}

.page-contact .next-grid {
  display: grid;
  gap: 32px;
}

.page-contact .next-intro .eyebrow {
  margin: 0;
}

.page-contact .next-intro h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.3;
  color: var(--ink);
}

.page-contact .next-intro .lede {
  margin: 16px 0 0;
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--graphite);
}

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

.page-contact .next-list a {
  display: grid;
  gap: 7px;
  padding: 18px 20px;
  border: 1px solid var(--rule);
  border-left: 2px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(255, 255, 255, 0.55);
  color: var(--ink);
  text-decoration: none;
  transition: border-color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.page-contact .next-list a:hover,
.page-contact .next-list a:focus-visible {
  border-color: var(--rule-gold);
  border-left-color: var(--cinnabar);
  background: #fff;
  transform: translateX(4px);
}

.page-contact .next-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold-deep);
}

.page-contact .next-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .record-item {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 330px) minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }

  .page-contact .ticket-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 60px;
    align-items: start;
  }

  .page-contact .record-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 60px;
    align-items: center;
  }

  .page-contact .next-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 64px;
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 356px) minmax(0, 1fr);
  }

  .page-contact .record-art {
    min-height: 268px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .type-panel {
    animation: none !important;
  }

  .page-contact .chapter-index a,
  .page-contact .type-tab,
  .page-contact .next-list a {
    transition: none;
  }

  .page-contact .next-list a:hover,
  .page-contact .next-list a:focus-visible {
    transform: none;
  }
}