.page-contact {
  --contact-gap: clamp(20px, 4vw, 44px);
  --contact-line: rgba(53, 82, 107, .45);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-contact .section {
  position: relative;
  padding-block: clamp(32px, 6vw, 66px);
}

.page-contact .contact-head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .contact-head .panel-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--mist);
  margin: 8px 0 10px;
}

.page-contact .contact-head .note {
  margin: 0;
  color: var(--mute);
  font-size: 15px;
  line-height: 1.8;
}

.page-contact .note {
  color: var(--mute);
  font-size: 15px;
  line-height: 1.8;
}

.page-contact .eyebrow {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  overflow: clip;
  padding-top: clamp(12px, 2.4vw, 24px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--contact-gap);
}

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

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(29px, 6.2vw, 54px);
  line-height: 1.08;
  letter-spacing: -.015em;
  color: var(--mist);
  margin: 14px 0 0;
}

.page-contact .contact-hero__deck {
  margin: 18px 0 0;
  max-width: 58ch;
  color: var(--mist);
  opacity: .86;
  font-size: clamp(15px, 1.7vw, 17.5px);
  line-height: 1.82;
}

.page-contact .hero-actions {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .contact-hero__media {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--panel);
  margin: 0;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 880;
  object-fit: cover;
}

.page-contact .metric-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(26px, 5vw, 52px);
  background: var(--contact-line);
  border: 1px solid var(--contact-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-contact .metric-strip .stat {
  background: rgba(11, 29, 46, .78);
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .metric-strip .stat__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(18px, 3vw, 26px);
  color: var(--neon);
  line-height: 1.2;
}

.page-contact .metric-strip .stat__num--lime { color: var(--lime); }
.page-contact .metric-strip .stat__num--orange { color: var(--orange); }
.page-contact .metric-strip .stat__num--mist { color: var(--mist); }

.page-contact .metric-strip .stat__label {
  color: var(--mute);
  font-size: 12.5px;
  line-height: 1.6;
}

/* ---------- 通道选择 ---------- */
.page-contact .route-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .route-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(11, 29, 46, .95), rgba(6, 19, 31, .88));
  overflow: hidden;
}

.page-contact .route-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--neon);
  opacity: .7;
}

.page-contact .route-card--sub::before {
  background: var(--orange);
}

.page-contact .route-card__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mute);
}

.page-contact .route-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.3;
  color: var(--mist);
}

.page-contact .route-card p {
  margin: 0;
  color: var(--mute);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-contact .route-card__link {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px dashed rgba(38, 245, 208, .42);
}

.page-contact .route-card--sub .route-card__link {
  color: var(--amber);
  border-bottom-color: rgba(255, 196, 107, .42);
}

.page-contact .route-card__link:hover,
.page-contact .route-card__link:focus-visible {
  color: var(--mist);
  outline: none;
  border-bottom-color: var(--mist);
}

/* ---------- 邮箱 ---------- */
.page-contact .mail-grid {
  display: grid;
  gap: 18px;
}

.page-contact .mail-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel);
  min-width: 0;
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-contact .mail-card--service {
  border-color: rgba(255, 138, 61, .4);
  background: linear-gradient(160deg, rgba(255, 138, 61, .1), rgba(11, 29, 46, .96) 58%);
}

.page-contact .mail-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  color: var(--mist);
}

.page-contact .mail-addr {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(16px, 2.6vw, 23px);
  color: var(--neon);
  word-break: break-all;
  line-height: 1.4;
}

.page-contact .mail-card--service .mail-addr {
  color: var(--amber);
}

.page-contact .mail-card__body {
  margin: 0;
  color: var(--mute);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-contact .mail-facts {
  margin: 0;
  display: grid;
  gap: 8px;
}

.page-contact .mail-facts > div {
  display: flex;
  gap: 12px;
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .mail-facts dt {
  flex: 0 0 46px;
  font-family: var(--font-mono);
  color: var(--steel);
}

.page-contact .mail-facts dd {
  margin: 0;
  color: var(--mist);
  opacity: .82;
}

.page-contact .mail-template {
  margin: 0;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.85;
  color: var(--mist);
  background: rgba(6, 19, 31, .86);
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
}

/* ---------- 主题筛选 ---------- */
.page-contact .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .filter-bar__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--steel);
  margin-right: 4px;
}

.page-contact .chip {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(11, 29, 46, .72);
  color: var(--mist);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.page-contact .chip[aria-pressed="true"] {
  background: rgba(38, 245, 208, .14);
  border-color: var(--neon);
  color: var(--neon);
}

.page-contact .chip:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-contact .filter-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mute);
}

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

.page-contact .topic-item {
  padding: 18px 18px 16px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--steel);
  border-radius: var(--radius-sm);
  background: rgba(11, 29, 46, .62);
}

.page-contact .topic-item.is-hidden {
  display: none;
}

.page-contact .topic-item__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-contact .topic-item h3 {
  margin: 8px 0 6px;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .topic-item p {
  margin: 0;
  color: var(--mute);
  font-size: 14px;
  line-height: 1.78;
}

/* ---------- 热线 ---------- */
.page-contact .hotline-grid {
  display: grid;
  gap: var(--contact-gap);
  align-items: center;
}

.page-contact .hotline-number {
  margin: 6px 0 12px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(26px, 5.4vw, 46px);
  letter-spacing: .02em;
  color: var(--neon);
  line-height: 1.15;
}

.page-contact .hotline-scenes {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .hotline-scenes li {
  display: flex;
  gap: 12px;
  color: var(--mist);
  opacity: .88;
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .hotline-scenes li::before {
  content: "▍";
  flex: 0 0 auto;
  color: var(--neon);
  font-size: 12px;
  line-height: 2;
}

.page-contact .duty-panel {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-contact .duty-panel__text {
  margin: 10px 0 0;
  color: var(--mute);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-contact .duty-scale {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 14px;
}

.page-contact .duty-scale__base {
  stroke: var(--steel);
  stroke-width: 2;
}

.page-contact .duty-scale__peak {
  stroke: var(--neon);
  stroke-width: 4;
  stroke-linecap: round;
}

.page-contact .duty-scale__tick {
  stroke: var(--line);
  stroke-width: 1;
}

.page-contact .duty-scale__dot {
  fill: var(--ink);
  stroke: var(--neon);
  stroke-width: 2;
}

.page-contact .duty-scale__label {
  fill: var(--mute);
  font-family: var(--font-mono);
  font-size: 10px;
}

.page-contact .duty-scale__flag {
  fill: var(--amber);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* ---------- 来信 ---------- */
.page-contact .section--post {
  position: relative;
  overflow: clip;
}

.page-contact .post-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--contact-gap);
  align-items: center;
}

.page-contact .post-grid > div {
  min-width: 0;
}

.page-contact .post-address {
  margin: 16px 0;
  padding: 16px 18px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.1vw, 18px);
  line-height: 1.9;
  color: var(--mist);
  background: rgba(6, 19, 31, .82);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius-sm);
}

.page-contact .post-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--panel);
}

.page-contact .post-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 700;
  object-fit: cover;
}

.page-contact .local-note {
  position: relative;
  z-index: 1;
  margin-top: clamp(22px, 3.6vw, 40px);
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid rgba(38, 245, 208, .28);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(38, 245, 208, .09), rgba(11, 29, 46, .92) 62%);
}

.page-contact .local-note h3 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 24px);
  color: var(--mist);
}

.page-contact .local-note p {
  margin: 0;
  max-width: 70ch;
  color: var(--mute);
  font-size: 14.5px;
  line-height: 1.85;
}

/* ---------- 延伸入口 ---------- */
.page-contact .next-grid {
  display: grid;
  gap: 12px;
}

.page-contact .next-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  text-decoration: none;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: rgba(11, 29, 46, .62);
  transition: border-color .2s ease, transform .2s ease;
}

.page-contact .next-card__idx {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--mute);
}

.page-contact .next-card strong {
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--mist);
}

.page-contact .next-card span:last-child {
  color: var(--mute);
  font-size: 13.5px;
  line-height: 1.72;
}

.page-contact .next-card:hover,
.page-contact .next-card:focus-visible {
  border-color: var(--neon);
  transform: translateY(-2px);
  outline: none;
}

.page-contact .next-card:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .topic-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

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

  .page-contact .metric-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .mail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .route-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: end;
    gap: clamp(28px, 5vw, 72px);
  }

  .page-contact .hotline-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: clamp(28px, 5vw, 64px);
  }

  .page-contact .post-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: clamp(28px, 5vw, 60px);
  }
}

@media (min-width: 1080px) {
  .page-contact .next-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .next-card {
    transition: none;
  }
}