.page-contact {
  --contact-line: rgba(15, 124, 116, 0.4);
  --contact-soft: rgba(242, 237, 227, 0.86);
  background: var(--bg);
  color: var(--cream);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .breadcrumbs {
  padding: 18px 0 6px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--contact-line);
  background:
    radial-gradient(125% 150% at 88% -10%, rgba(41, 224, 210, 0.13), transparent 62%),
    radial-gradient(80% 110% at 4% 110%, rgba(232, 180, 74, 0.08), transparent 60%),
    var(--bg);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(22px, 4vw, 46px);
  align-items: center;
  padding: clamp(26px, 5vw, 60px) 0 clamp(34px, 5vw, 64px);
}

.page-contact .contact-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-contact .contact-hero__eyebrow .num {
  color: var(--gold);
  font-size: 14px;
}

.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 6.4vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 54ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--contact-soft);
}

.page-contact .contact-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__jump a {
  color: var(--cyan);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid var(--contact-line);
  padding-bottom: 3px;
}

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

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

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--contact-line);
  clip-path: polygon(0 7%, 100% 0, 100% 93%, 0 100%);
  object-fit: cover;
}

/* ---------- 渠道卡 ---------- */
.page-contact .contact-channels {
  display: grid;
  gap: 16px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 180px;
  padding: 26px 20px 20px;
  background: var(--glass);
  border: 1px solid var(--contact-line);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 14px;
  bottom: 14px;
  left: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), transparent);
}

.page-contact .channel-card--gold::before {
  background: linear-gradient(180deg, var(--gold), transparent);
}

.page-contact .channel-card__label {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-contact .channel-card__value {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(15px, 2.5vw, 19px);
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--cream);
  word-break: break-all;
}

.page-contact .channel-card--gold .channel-card__value {
  color: var(--gold);
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .channel-card__foot {
  display: flex;
  justify-content: flex-end;
  margin-top: auto;
}

/* ---------- 事项说明 ---------- */
.page-contact .filter-bar {
  display: flex;
  gap: 8px;
  margin: 20px 0 clamp(20px, 3vw, 30px);
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-contact .filter-btn {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-contact .topic-list {
  display: grid;
  gap: 18px;
}

.page-contact [data-filter-tag][hidden] {
  display: none !important;
}

.page-contact .topic-item {
  padding: clamp(20px, 3vw, 32px);
  background: var(--panel);
  border: 1px solid var(--contact-line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
}

.page-contact .topic-item--fix {
  border-left-color: var(--gold);
}

.page-contact .topic-item h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(19px, 2.4vw, 24px);
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-contact .topic-item p {
  margin: 0 0 12px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--contact-soft);
}

.page-contact .topic-item p:last-child {
  margin-bottom: 0;
}

/* ---------- 时效与受理范围（纸白区段） ---------- */
.page-contact .section--paper {
  background: var(--paper);
  color: var(--ink);
}

.page-contact .section--paper .section-title {
  color: var(--ink);
}

.page-contact .section--paper .section-index {
  color: var(--flame);
}

.page-contact .reply-grid {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .reply-col__title {
  margin: 0 0 16px;
  padding-bottom: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(17px, 2vw, 20px);
  color: var(--ink);
  border-bottom: 1px solid rgba(20, 16, 12, 0.16);
}

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

.page-contact .reply-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-ink-soft);
}

.page-contact .reply-list li::before {
  content: "";
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--flame);
}

.page-contact .reply-list--dim li::before {
  background: var(--line);
}

.page-contact .reply-list a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--flame);
}

.page-contact .reply-list a:hover,
.page-contact .reply-list a:focus-visible {
  color: var(--flame);
}

.page-contact .reply-num {
  font-family: var(--font-num);
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--flame);
}

/* ---------- 地址 ---------- */
.page-contact .address-band {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-contact .address-value {
  margin: 0 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
  font-family: var(--font-num);
  font-size: clamp(16px, 2.2vw, 20px);
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-contact .address-desc {
  margin: 0 0 14px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--contact-soft);
}

.page-contact .address-hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .address-figure {
  margin: 0;
  padding: 10px;
  background: var(--glass);
  border: 1px solid var(--contact-line);
  border-radius: var(--radius);
}

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

.page-contact .address-figure .media__caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 收束 ---------- */
.page-contact .contact-close {
  display: block;
  height: 1px;
  margin: clamp(36px, 6vw, 72px) 0 0;
  background: linear-gradient(90deg, var(--gold), rgba(232, 180, 74, 0) 72%);
}

@media (min-width: 820px) {
  .page-contact .contact-channels {
    grid-template-columns: 1.15fr 1fr 1fr;
    align-items: stretch;
  }

  .page-contact .reply-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .address-band {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: center;
  }
}

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .topic-item {
    backdrop-filter: none;
  }
}