.page-contact {
  --cn-line: rgba(255, 255, 255, .12);
  --cn-line-soft: rgba(255, 255, 255, .07);
  --cn-cyan-soft: rgba(0, 229, 212, .12);
  --cn-orange-soft: rgba(255, 138, 61, .14);
  --cn-panel: #132238;
  display: block;
  padding-bottom: 12px;
}

.page-contact .breadcrumbs {
  padding: 16px 0 2px;
  font-size: 13px;
  letter-spacing: .04em;
}

/* ---------- 首屏 ---------- */
.page-contact .cn-hero {
  padding: 22px 0 8px;
}

.page-contact .cn-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.page-contact .cn-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .cn-kicker__bar {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .cn-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7.4vw, 3.5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--text);
}

.page-contact .cn-hero__text {
  max-width: 60ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .cn-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 10px;
}

.page-contact .cn-fact {
  padding: 12px 14px;
  border: 1px solid var(--cn-line);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: var(--glass);
}

.page-contact .cn-fact__k {
  display: block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-contact .cn-fact__v {
  display: block;
  margin-top: 5px;
  font-family: var(--font-data);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}

.page-contact .cn-hero__side {
  padding: 20px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius);
  background: var(--glass);
  backdrop-filter: blur(10px);
}

.page-contact .cn-hero__side-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--text);
}

.page-contact .cn-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .cn-checklist li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .cn-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
}

/* ---------- 通用栅格（页面内自撑） ---------- */
.page-contact .grid--12 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .span-5,
.page-contact .span-7 {
  min-width: 0;
}

/* ---------- 联系渠道 ---------- */
.page-contact .cn-channels__grid {
  margin-top: 18px;
}

.page-contact .cn-chan-art {
  margin: 0 0 14px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--board);
}

.page-contact .cn-chan-art img {
  display: block;
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.page-contact .cn-chan-art figcaption {
  padding: 9px 14px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
  border-top: 1px solid var(--cn-line-soft);
}

.page-contact .cn-channel {
  position: relative;
  padding: 18px 18px 16px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius);
  background: var(--cn-panel);
  transition: border-color .16s var(--ease), transform .16s var(--ease);
}

.page-contact .cn-channel + .cn-channel {
  margin-top: 12px;
}

.page-contact .cn-channel--a {
  padding-block: 22px;
  border-left: 2px solid var(--cyan);
}

.page-contact .cn-channel--b {
  padding-block: 18px;
  border-left: 2px solid var(--orange);
}

.page-contact .cn-channel--c {
  padding-block: 15px;
  border-left: 2px solid var(--tag-gold);
}

.page-contact .cn-channel:hover {
  transform: translateY(-2px);
}

.page-contact .cn-channel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.page-contact .cn-channel__idx {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
}

.page-contact .cn-channel__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text);
}

.page-contact .cn-channel__value {
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 13.5px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .cn-channel__value--addr {
  color: var(--tag-gold);
}

.page-contact .cn-channel__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 描述模板 ---------- */
.page-contact .cn-panel {
  padding: 20px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius);
  background: var(--board);
}

.page-contact .cn-panel__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.page-contact .cn-panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text);
}

.page-contact .cn-panel__meta {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--muted);
}

.page-contact .cn-panel__lead {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .cn-tpl {
  display: grid;
  gap: 1px;
  background: var(--cn-line);
  border: 1px solid var(--cn-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-contact .cn-tpl__row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 14px;
  background: var(--cn-panel);
}

.page-contact .cn-tpl__k {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .cn-tpl__v {
  font-family: var(--font-data);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .01em;
  color: var(--text-dim);
  word-break: break-word;
}

/* ---------- 问题分类 ---------- */
.page-contact .cn-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 18px;
}

.page-contact .cn-filter .filter-chip {
  padding: 8px 14px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .12em;
  border-radius: 999px;
  border: 1px solid var(--cn-line);
  background: var(--glass);
  color: var(--text-dim);
  cursor: pointer;
  transition: border-color .16s var(--ease), color .16s var(--ease), background .16s var(--ease);
}

.page-contact .cn-filter .filter-chip:hover {
  border-color: var(--cyan);
  color: var(--text);
}

.page-contact .cn-filter .filter-chip.is-active {
  border-color: var(--cyan);
  background: var(--cn-cyan-soft);
  color: var(--cyan);
}

.page-contact .cn-issue-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .cn-issue {
  padding: 18px;
  border: 1px solid var(--cn-line);
  border-top: 2px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--board);
}

.page-contact .cn-issue:nth-child(2n) {
  border-top-color: var(--tag-green);
}

.page-contact .cn-issue:nth-child(3n) {
  border-top-color: var(--tag-purple);
}

.page-contact .cn-issue:nth-child(4n) {
  border-top-color: var(--tag-gold);
}

.page-contact .cn-issue__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text);
}

.page-contact .cn-issue__desc {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .cn-issue__hint {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--cn-line-soft);
  font-size: 13px;
  color: var(--muted);
}

.page-contact .cn-issue__k {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--orange);
}

/* ---------- 回复节奏 ---------- */
.page-contact .cn-reply__grid {
  margin-top: 18px;
}

.page-contact .cn-clock {
  margin: 0 0 14px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--board);
}

.page-contact .cn-clock img {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.page-contact .cn-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: cnstep;
  display: grid;
  gap: 10px;
}

.page-contact .cn-steps li {
  position: relative;
  padding: 14px 16px 14px 56px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius-sm);
  background: var(--glass);
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .cn-steps li::before {
  counter-increment: cnstep;
  content: counter(cnstep, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 13px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* ---------- 地址 ---------- */
.page-contact .cn-addr {
  position: relative;
  overflow: hidden;
  padding: 22px 20px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius);
  background: var(--cn-panel);
}

.page-contact .cn-addr::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--cn-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--cn-line-soft) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.page-contact .cn-addr::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 84px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .cn-addr > * {
  position: relative;
  z-index: 1;
}

.page-contact .cn-addr__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--text);
}

.page-contact .cn-addr__text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-contact .cn-addr__value {
  margin: 0 0 18px;
  padding: 12px 14px;
  border-left: 2px solid var(--tag-gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--solid);
  font-family: var(--font-data);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-contact .cn-addr__meta {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--cn-line-soft);
  border-top: 1px solid var(--cn-line-soft);
}

.page-contact .cn-addr__row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  background: var(--cn-panel);
}

.page-contact .cn-addr__k {
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-contact .cn-addr__v {
  margin: 0;
  font-family: var(--font-data);
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
  word-break: break-word;
}

/* ---------- 快捷入口 ---------- */
.page-contact .cn-more__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.page-contact .cn-more__item {
  position: relative;
  display: block;
  padding: 16px 40px 16px 18px;
  border: 1px solid var(--cn-line);
  border-radius: var(--radius);
  background: var(--board);
  text-decoration: none;
  transition: border-color .16s var(--ease), transform .16s var(--ease), background .16s var(--ease);
}

.page-contact .cn-more__item:hover {
  border-color: var(--cyan);
  background: var(--cn-panel);
  transform: translateY(-2px);
}

.page-contact .cn-more__item::after {
  content: "→";
  position: absolute;
  right: 18px;
  top: 18px;
  font-family: var(--font-data);
  font-size: 15px;
  color: var(--cyan);
}

.page-contact .cn-more__tag {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--muted);
}

.page-contact .cn-more__title {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text);
}

.page-contact .cn-more__desc {
  display: block;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 底部窄索引带 ---------- */
.page-contact .cn-band {
  margin-top: 22px;
  padding: 10px 0;
  border-top: 1px solid var(--cn-line);
  border-bottom: 1px solid var(--cn-line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-contact .cn-band .index-band__track {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: max-content;
}

.page-contact .cn-band .band-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--text-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .16s var(--ease), color .16s var(--ease), background .16s var(--ease);
}

.page-contact .cn-band .band-item:hover,
.page-contact .cn-band .band-item:focus-visible {
  border-color: var(--cyan);
  color: var(--text);
  background: var(--cn-cyan-soft);
}

.page-contact .cn-band .band-item--lead {
  border-color: var(--cyan);
  color: var(--text);
}

.page-contact .cn-band .band-item--meta {
  color: var(--muted);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .14em;
}

.page-contact .cn-band .band-item__dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex: none;
}

.page-contact .cn-band .dot--cyan { background: var(--cyan); }
.page-contact .cn-band .dot--green { background: var(--tag-green); }
.page-contact .cn-band .dot--gold { background: var(--tag-gold); }
.page-contact .cn-band .dot--purple { background: var(--tag-purple); }

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .breadcrumbs {
    padding-top: 20px;
  }

  .page-contact .cn-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 26px;
  }

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

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

  .page-contact .cn-tpl__row {
    grid-template-columns: 66px minmax(0, 1fr);
  }

  .page-contact .cn-chan-art img {
    height: 220px;
  }

  .page-contact .cn-clock img {
    height: 240px;
  }

  .page-contact .cn-addr__row {
    grid-template-columns: 96px minmax(0, 1fr);
    padding: 12px 0;
  }
}

@media (min-width: 980px) {
  .page-contact .grid--12 {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .span-5 {
    grid-column: span 5;
  }

  .page-contact .span-7 {
    grid-column: span 7;
  }

  .page-contact .cn-hero {
    padding: 34px 0 14px;
  }

  .page-contact .cn-hero h1 {
    max-width: 17ch;
  }

  .page-contact .cn-hero__side {
    margin-top: 6px;
  }

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

  .page-contact .cn-addr__value {
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cn-channel,
  .page-contact .cn-more__item,
  .page-contact .cn-filter .filter-chip {
    transition: none;
  }

  .page-contact .cn-channel:hover,
  .page-contact .cn-more__item:hover {
    transform: none;
  }
}