.page-contact {
  --pc-line: rgba(216, 207, 187, .18);
  --pc-line-dark: rgba(16, 22, 20, .14);
  --pc-card-bg: #FBF8F0;
  background: var(--ink-deep);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(28px, 5vw, 60px) 0 clamp(44px, 6vw, 84px);
  background:
    linear-gradient(180deg, rgba(30, 91, 74, .24), transparent 62%),
    var(--ink-deep);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, var(--pc-line) 1px, transparent 1px),
    linear-gradient(180deg, var(--pc-line) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: .16;
  pointer-events: none;
}

.page-contact .contact-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__crumbs {
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 36px;
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(40px, 8vw, 78px);
  line-height: .98;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--paper);
}

.page-contact .contact-hero__intro {
  margin: 24px 0 0;
  max-width: 36em;
  font-size: clamp(14.5px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--gold-bright);
}

.page-contact .contact-hero__figure {
  margin: 0;
}

.page-contact .contact-hero__figure .figure__frame {
  border: 1px solid var(--pc-line);
  overflow: hidden;
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: clamp(200px, 36vw, 380px);
  object-fit: cover;
  filter: saturate(.92) contrast(1.05);
}

.page-contact .contact-hero__figure .figure__caption,
.page-contact .contact-reach__figure .figure__caption {
  color: rgba(244, 239, 227, .62);
  font-size: 12.5px;
  letter-spacing: .04em;
  margin-top: 10px;
}

/* ---------- 01 联系通道 ---------- */
.page-contact .contact-channels {
  background: var(--ink-deep);
  padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 8vw, 104px);
}

.page-contact .contact-channels__head,
.page-contact .contact-hours__head,
.page-contact .contact-topics__head,
.page-contact .contact-reach__head,
.page-contact .contact-feedback__head {
  max-width: 760px;
}

.page-contact .contact-channels__head h2,
.page-contact .contact-hours__head h2,
.page-contact .contact-topics__head h2,
.page-contact .contact-reach__head h2,
.page-contact .contact-feedback__head h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-contact .contact-channels__lede {
  margin: 18px 0 0;
  max-width: 48em;
  font-size: clamp(14.5px, 1.4vw, 16px);
  line-height: 1.85;
  color: rgba(244, 239, 227, .8);
}

.page-contact .channel-cards {
  margin-top: clamp(30px, 4vw, 48px);
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(258px, 82%);
  gap: 14px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 10px;
}

.page-contact .channel-card {
  scroll-snap-align: start;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--pc-card-bg);
  color: var(--ink);
  border: 1px solid var(--paper-edge);
  border-top: 3px solid var(--gold);
  padding: 22px 20px 24px;
}

.page-contact .channel-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .channel-card__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--gold-dark);
}

.page-contact .channel-card__kind {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: rgba(16, 22, 20, .68);
  border: 1px solid var(--paper-edge);
  padding: 3px 9px;
}

.page-contact .channel-card__value {
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.4;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__value--addr {
  font-size: clamp(14px, 1.15vw, 16px);
  line-height: 1.65;
  font-weight: 500;
}

.page-contact .channel-card__desc {
  flex: 1 1 auto;
  margin: 14px 0 0;
  font-size: 13.8px;
  line-height: 1.85;
  color: rgba(16, 22, 20, .78);
}

.page-contact .channel-card__meta {
  margin: 20px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--paper-edge);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--gold-dark);
}

/* ---------- 02 服务时段 ---------- */
.page-contact .contact-hours {
  position: relative;
  padding: clamp(56px, 8vw, 104px) 0 clamp(56px, 8vw, 96px);
  background-color: var(--paper);
  background-image: radial-gradient(rgba(16, 22, 20, .045) 1px, transparent 1px);
  background-size: 6px 6px;
  color: var(--ink);
}

.page-contact .contact-hours::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background-image: repeating-linear-gradient(90deg, var(--gold-dark) 0 2px, transparent 2px 14px);
  opacity: .38;
  pointer-events: none;
}

.page-contact .contact-hours .section-label,
.page-contact .contact-topics .section-label,
.page-contact .contact-feedback .section-label {
  color: var(--gold-dark);
}

.page-contact .contact-hours .index-badge,
.page-contact .contact-topics .index-badge,
.page-contact .contact-feedback .index-badge {
  color: var(--gold-dark);
}

.page-contact .contact-hours__head p,
.page-contact .contact-topics__head p,
.page-contact .contact-feedback__head p {
  margin: 18px 0 0;
  max-width: 48em;
  font-size: clamp(14.5px, 1.4vw, 16px);
  line-height: 1.9;
  color: rgba(16, 22, 20, .78);
}

.page-contact .timeband {
  margin-top: clamp(30px, 4vw, 44px);
}

.page-contact .timeband__rail {
  position: relative;
  height: clamp(48px, 6vw, 64px);
  background: rgba(16, 22, 20, .05);
  border: 1px solid var(--paper-edge);
}

.page-contact .timeband__block {
  position: absolute;
  top: 0;
  bottom: 0;
  cursor: help;
  outline: none;
  transition: filter .2s var(--ease);
}

.page-contact .timeband__block--base {
  left: 37.5%;
  width: 37.5%;
  background: linear-gradient(180deg, #266B56, var(--moss));
}

.page-contact .timeband__block--extra {
  left: 75%;
  width: 16.6667%;
  background: linear-gradient(180deg, #FF8A45, var(--ember));
}

.page-contact .timeband__block:hover,
.page-contact .timeband__block:focus-visible {
  filter: brightness(1.09);
}

.page-contact .timeband__block:focus-visible {
  box-shadow: 0 0 0 2px var(--electric);
}

.page-contact .timeband__tip {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 12px);
  width: min(300px, 74vw);
  transform: translate(-50%, 8px);
  background: var(--ink-deep);
  color: var(--paper);
  border: 1px solid var(--line-gold);
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .22s var(--ease), transform .22s var(--ease);
  z-index: 4;
}

.page-contact .timeband__block:hover .timeband__tip,
.page-contact .timeband__block:focus .timeband__tip {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.page-contact .timeband__block--extra .timeband__tip {
  left: auto;
  right: 0;
  transform: translate(0, 8px);
}

.page-contact .timeband__block--extra:hover .timeband__tip,
.page-contact .timeband__block--extra:focus .timeband__tip {
  transform: translate(0, 0);
}

.page-contact .timeband__scale {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(16, 22, 20, .5);
}

.page-contact .hours-legend {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(16, 22, 20, .76);
}

.page-contact .hours-legend li {
  display: flex;
  align-items: center;
  gap: 9px;
}

.page-contact .hours-legend__dot {
  display: block;
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
}

.page-contact .hours-legend__dot--moss {
  background: var(--moss);
}

.page-contact .hours-legend__dot--ember {
  background: var(--ember);
}

.page-contact .hours-facts {
  margin: clamp(30px, 4vw, 48px) 0 0;
  padding: 0;
  border-top: 1px solid var(--pc-line-dark);
}

.page-contact .hours-facts__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-line-dark);
}

.page-contact .hours-facts dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold-dark);
}

.page-contact .hours-facts dd {
  margin: 0;
  font-size: clamp(16px, 2vw, 21px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

/* ---------- 03 咨询分流 ---------- */
.page-contact .contact-topics {
  padding: clamp(48px, 6vw, 88px) 0 clamp(56px, 8vw, 96px);
  background-color: var(--paper);
  background-image: radial-gradient(rgba(16, 22, 20, .045) 1px, transparent 1px);
  background-size: 6px 6px;
  color: var(--ink);
  border-top: 1px dashed var(--paper-edge);
}

.page-contact .topic-grid {
  margin-top: clamp(30px, 4vw, 48px);
  display: grid;
  gap: 16px;
}

.page-contact .topic-card {
  display: flex;
  flex-direction: column;
  background: var(--pc-card-bg);
  border: 1px solid var(--paper-edge);
  padding: 24px 22px 26px;
}

.page-contact .topic-card h3 {
  margin: 0;
  font-size: clamp(17px, 1.8vw, 20px);
  font-weight: 800;
  letter-spacing: -.005em;
  color: var(--ink);
}

.page-contact .topic-card h3::before {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-bottom: 13px;
  background: var(--gold);
}

.page-contact .topic-card p {
  margin: 14px 0 0;
  font-size: 13.8px;
  line-height: 1.9;
  color: rgba(16, 22, 20, .78);
}

.page-contact .topic-card p a {
  color: var(--gold-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(110, 90, 31, .42);
}

.page-contact .topic-card p a:hover {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

.page-contact .topic-card p.topic-card__route {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed var(--paper-edge);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--gold-dark);
  overflow-wrap: anywhere;
}

.page-contact .mail-tips {
  margin-top: clamp(28px, 4vw, 44px);
  padding: 22px 24px;
  border-left: 3px solid var(--gold);
  background: rgba(201, 162, 39, .09);
}

.page-contact .mail-tips h3 {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .mail-tips ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 13.8px;
  line-height: 1.8;
  color: rgba(16, 22, 20, .8);
}

.page-contact .mail-tips li {
  position: relative;
  padding-left: 18px;
}

.page-contact .mail-tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 9px;
  height: 1px;
  background: var(--gold-dark);
}

/* ---------- 04 联系信息 ---------- */
.page-contact .contact-reach {
  position: relative;
  padding: clamp(56px, 8vw, 104px) 0 clamp(56px, 8vw, 96px);
  background: var(--ink-deep);
  color: var(--paper);
  overflow: hidden;
}

.page-contact .contact-reach::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 84% 10%, rgba(242, 118, 46, .15), transparent 62%);
  pointer-events: none;
}

.page-contact .contact-reach > .shell {
  position: relative;
  z-index: 1;
}

.page-contact .contact-reach__head p {
  margin: 18px 0 0;
  max-width: 46em;
  font-size: clamp(14.5px, 1.4vw, 16px);
  line-height: 1.85;
  color: rgba(244, 239, 227, .78);
}

.page-contact .reach-grid {
  margin-top: clamp(30px, 4vw, 48px);
  display: grid;
  gap: 30px;
}

.page-contact .contact-reach__figure {
  margin: 0;
}

.page-contact .contact-reach__figure .figure__frame {
  border: 1px solid var(--pc-line);
  overflow: hidden;
}

.page-contact .contact-reach__figure img {
  display: block;
  width: 100%;
  height: clamp(180px, 30vw, 320px);
  object-fit: cover;
  filter: saturate(.9) contrast(1.05);
}

.page-contact .reach-list {
  margin: 0;
}

.page-contact .reach-list__row {
  padding: 17px 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .reach-list__row:first-child {
  border-top: 1px solid var(--pc-line);
}

.page-contact .reach-list dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-contact .reach-list__value {
  margin: 9px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .reach-list__value--addr {
  font-size: clamp(14px, 1.4vw, 16px);
  line-height: 1.7;
  font-weight: 500;
}

.page-contact .reach-notes {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .reach-notes li {
  position: relative;
  padding-left: 20px;
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(244, 239, 227, .78);
}

.page-contact .reach-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 05 数据反馈 ---------- */
.page-contact .contact-feedback {
  padding: clamp(56px, 8vw, 104px) 0 clamp(64px, 8vw, 112px);
  background-color: var(--paper);
  background-image: radial-gradient(rgba(16, 22, 20, .045) 1px, transparent 1px);
  background-size: 6px 6px;
  color: var(--ink);
}

.page-contact .checklist {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

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

.page-contact .checklist__label {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  height: 100%;
  padding: 18px 20px;
  background: var(--pc-card-bg);
  border: 1px solid var(--paper-edge);
  cursor: pointer;
  transition: border-color .18s var(--ease), background .18s var(--ease);
}

.page-contact .checklist__label:hover {
  border-color: var(--gold);
}

.page-contact .checklist__label:has(input:checked) {
  border-color: var(--gold);
  background: rgba(201, 162, 39, .1);
}

.page-contact .checklist__label input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  background: transparent;
  border: 1px solid var(--gold-dark);
  cursor: pointer;
}

.page-contact .checklist__label input[type="checkbox"]:checked {
  background: var(--gold);
  border-color: var(--gold);
}

.page-contact .checklist__label input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid var(--ink-deep);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .checklist__label input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--electric);
  outline-offset: 2px;
}

.page-contact .checklist__num {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold-dark);
}

.page-contact .checklist__text {
  font-size: 13.6px;
  line-height: 1.8;
  color: rgba(16, 22, 20, .72);
}

.page-contact .checklist__text b {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .checklist-hint {
  margin: 18px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--paper-edge);
  background: rgba(16, 22, 20, .04);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.85;
  color: rgba(16, 22, 20, .5);
  overflow-wrap: anywhere;
  transition: border-color .22s var(--ease), background .22s var(--ease), color .22s var(--ease);
}

.page-contact .checklist:not(:has(input:not(:checked))) + .checklist-hint {
  border-left-color: var(--gold);
  background: rgba(201, 162, 39, .12);
  color: var(--ink);
}

.page-contact .contact-feedback__more {
  margin: 26px 0 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.95;
  color: rgba(16, 22, 20, .78);
}

.page-contact .contact-feedback__more a {
  color: var(--gold-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(110, 90, 31, .42);
}

.page-contact .contact-feedback__more a:hover {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 780px) {
  .page-contact .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-contact .reach-notes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: end;
    gap: clamp(36px, 5vw, 80px);
  }

  .page-contact .channel-cards {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-contact .reach-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }
}

@media (max-width: 480px) {
  .page-contact .channel-card__value {
    font-size: 15px;
  }

  .page-contact .channel-card__value--addr {
    font-size: 13.5px;
  }

  .page-contact .timeband__scale span:nth-child(even) {
    display: none;
  }

  .page-contact .hours-facts__row {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .timeband__block,
  .page-contact .timeband__tip,
  .page-contact .checklist__label,
  .page-contact .checklist-hint {
    transition: none;
  }
}