.page-contact {
  --contact-rail-w: clamp(280px, 28vw, 352px);
  --contact-gap: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-contact .breadcrumb {
  margin-top: clamp(20px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  margin-top: clamp(24px, 4vw, 40px);
  padding-bottom: clamp(28px, 4vw, 44px);
  border-bottom: 1px solid var(--rule);
}

.page-contact .contact-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .contact-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 54px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact .contact-hero__lede {
  max-width: 60ch;
  margin: 0;
  padding-left: 18px;
  border-left: 3px solid var(--jade);
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 14px;
  color: var(--paper);
}

.page-contact .contact-hero__meta .mono {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border: 1px solid var(--rule);
  font-size: 12px;
  color: var(--jade);
}

/* ---------- 主体双栏 ---------- */
.page-contact .contact-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  align-items: start;
  margin-top: clamp(32px, 5vw, 56px);
}

@media (min-width: 900px) {
  .page-contact .contact-body {
    grid-template-columns: var(--contact-rail-w) minmax(0, 1fr);
  }
}

/* ---------- 左侧联络栏 ---------- */
.page-contact .contact-rail {
  min-width: 0;
}

@media (min-width: 1120px) {
  .page-contact .contact-rail {
    position: sticky;
    top: 96px;
  }
}

.page-contact .contact-rail__figure {
  margin: 0 0 22px;
  border: 2px solid var(--rule);
  background: var(--ink-panel);
  box-shadow: var(--shadow-brut);
  overflow: hidden;
}

.page-contact .contact-rail__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-contact .contact-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .contact-rail__note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .channel {
  position: relative;
  margin-top: 14px;
  padding: 18px 20px 18px 22px;
  border-left: 4px solid var(--jade);
}

.page-contact .channel__num {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .channel__label {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .channel__value {
  margin: 0 0 10px;
  font-size: 14px;
  letter-spacing: 0.02em;
  line-height: 1.6;
  color: var(--jade);
  word-break: break-all;
}

.page-contact .channel__value--plain {
  font-family: var(--font-body);
  letter-spacing: 0;
  color: var(--paper);
}

.page-contact .channel__desc {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .channel__copy {
  width: 100%;
}

/* ---------- 右侧滚动区 ---------- */
.page-contact .contact-main {
  display: flex;
  flex-direction: column;
  gap: clamp(36px, 5vw, 64px);
  min-width: 0;
}

.page-contact .contact-section {
  scroll-margin-top: 110px;
  min-width: 0;
}

.page-contact .section-head {
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

/* ---------- 受理范围 ---------- */
.page-contact .scope-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 720px) {
  .page-contact .scope-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .scope-item {
  border: 1px solid var(--rule);
  background: var(--ink-panel);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .scope-item:hover,
.page-contact .scope-item[open] {
  border-color: var(--jade);
  background: var(--ink-panel-hi);
}

.page-contact .scope-item__summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--paper);
}

.page-contact .scope-item__summary::-webkit-details-marker {
  display: none;
}

.page-contact .scope-item__summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--gold);
}

.page-contact .scope-item[open] .scope-item__summary::after {
  content: "－";
}

.page-contact .scope-item__num {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--jade);
}

.page-contact .scope-item__label {
  min-width: 0;
}

.page-contact .scope-item__body {
  padding: 14px 18px 18px;
  border-top: 1px solid var(--rule);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .scope-item__body p {
  margin: 0;
}

/* ---------- 回复时段 ---------- */
.page-contact .timing-figure {
  margin: 0 0 20px;
  border: 2px solid var(--rule);
  background: var(--ink-panel);
  overflow: hidden;
}

.page-contact .timing-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 5;
  object-fit: cover;
}

.page-contact .timing-figure__caption {
  display: block;
  padding: 10px 16px;
  border-top: 1px solid var(--rule);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .hours-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  background: var(--rule);
}

@media (min-width: 720px) {
  .page-contact .hours-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .hours-strip__cell {
  padding: 16px 18px 20px;
  background: var(--ink-panel);
  border-top: 3px solid var(--rule);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .hours-strip__cell:hover {
  border-top-color: var(--jade);
  background: var(--ink-panel-hi);
}

.page-contact .hours-strip__range {
  margin: 0 0 8px;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-contact .hours-strip__tip {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .hours-note {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--cinnabar);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--paper);
}

/* ---------- 提交前准备 ---------- */
.page-contact .prepare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 720px) {
  .page-contact .prepare-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .prepare-card {
  display: block;
  padding: 20px 20px 22px;
  border: 2px solid var(--rule);
  background: var(--ink-panel);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .prepare-card:hover,
.page-contact .prepare-card:focus-visible {
  border-color: var(--gold);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-brut);
}

.page-contact .prepare-card__num {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .prepare-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .prepare-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .tips-block {
  margin-top: 22px;
  padding: 22px 22px 24px;
  border: 1px solid var(--rule);
  border-left: 4px solid var(--cinnabar);
  background: var(--ink-panel);
}

.page-contact .tips-block__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--paper);
}

.page-contact .tips-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .page-contact .tips-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .tips-list li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .tips-list__num {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--jade);
}

.page-contact .tips-block__foot {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .tips-block__foot a {
  color: var(--cinnabar-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* ---------- 底部信息带 ---------- */
.page-contact .service-band {
  margin-top: clamp(48px, 7vw, 88px);
  padding: clamp(32px, 5vw, 56px) 0;
  border-top: 2px solid var(--rule);
  border-bottom: 2px solid var(--rule);
  background: linear-gradient(140deg, #0B1220 0%, var(--ink-panel) 62%, #1B2B45 100%);
}

.page-contact .service-band__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

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

.page-contact .service-band__eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--jade);
}

.page-contact .service-band__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.28;
  color: var(--paper);
}

.page-contact .service-band__text {
  max-width: 52ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

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

.page-contact .service-band__list li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}

.page-contact .service-band__num {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .service-band__label {
  flex: none;
  min-width: 72px;
  font-size: 14px;
  color: var(--muted);
}

.page-contact .service-band__value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--paper);
  word-break: break-word;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .prepare-card,
  .page-contact .scope-item,
  .page-contact .hours-strip__cell {
    transition: none;
  }
  .page-contact .prepare-card:hover,
  .page-contact .prepare-card:focus-visible {
    transform: none;
  }
}