.page-contact {
  --contact-measure: 60ch;
  --contact-radius: 4px;
  padding: 40px 0 104px;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin-bottom: 32px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-top: 32px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: 32px;
}

.page-contact .contact-hero__main {
  display: grid;
  gap: 14px;
}

.page-contact .contact-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 9vw, 82px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--ivory);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 54ch;
  color: var(--slate);
  font-size: 16.5px;
  line-height: 1.95;
}

.page-contact .contact-hero__scale {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 18px;
  border-left: 1px solid var(--line-soft);
}

.page-contact .contact-hero__scale > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.page-contact .contact-hero__scale dt {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-contact .contact-hero__scale dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold-soft);
  text-align: right;
}

/* ---------- 面板标签 ---------- */
.page-contact .contact-band {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  margin: 0;
  padding: 5px 12px 5px 10px;
  background: var(--red);
  color: var(--ivory);
  border: 0;
  border-radius: 2px;
  font-family: var(--font-cn);
  font-size: 13px;
  letter-spacing: 0.1em;
  line-height: 1.4;
}

.page-contact .contact-band .mono {
  color: var(--gold-soft);
  font-size: 12.5px;
  letter-spacing: 0.12em;
}

/* ---------- 主体分栏 ---------- */
.page-contact .contact-body {
  display: grid;
  gap: 56px;
  margin-top: 72px;
}

.page-contact .contact-flow {
  display: grid;
  gap: 76px;
  align-content: start;
  min-width: 0;
}

.page-contact .contact-flow > .section {
  margin: 0;
  padding: 0;
  min-width: 0;
}

/* ---------- 云南氛围侧栏 ---------- */
.page-contact .contact-atmo {
  min-width: 0;
}

.page-contact .contact-atmo__figure {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-atmo__media {
  position: relative;
  height: 168px;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  background: var(--night);
}

.page-contact .contact-atmo__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.44;
  filter: saturate(0.78) contrast(1.05);
}

.page-contact .contact-atmo__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(10, 22, 38, 0.22) 0%, rgba(10, 22, 38, 0.92) 100%);
}

.page-contact .contact-atmo__cap {
  display: grid;
  gap: 8px;
  padding-left: 14px;
  border-left: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .contact-atmo__cap .mono {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

/* ---------- 章节头 ---------- */
.page-contact .section-head {
  display: grid;
  gap: 14px;
  margin-bottom: 32px;
}

.page-contact .section-head .h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.25;
  color: var(--ivory);
}

.page-contact .section-head p.muted {
  margin: 0;
  max-width: var(--contact-measure);
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--slate);
}

.page-contact .section > .h2 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1.25;
  color: var(--ivory);
}

/* ---------- 通道示意图 ---------- */
.page-contact .channel-diagram {
  margin: 0 0 32px;
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  overflow: hidden;
  background: rgba(11, 58, 54, 0.28);
}

.page-contact .channel-diagram img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  opacity: 0.92;
}

.page-contact .channel-diagram__cap {
  padding: 12px 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 通道档案卡 ---------- */
.page-contact .channel-list {
  display: grid;
  gap: 18px;
}

.page-contact .channel-card {
  position: relative;
  padding: 24px 22px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: 3px;
  background: linear-gradient(135deg, rgba(180, 18, 31, 0.12) 0%, rgba(46, 35, 80, 0.18) 58%, rgba(10, 22, 38, 0.62) 100%);
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--gold-line);
  border-left-color: var(--gold);
}

.page-contact .channel-card__top {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-contact .channel-card__id {
  flex: none;
  padding: 2px 7px;
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--gold);
  border: 1px solid var(--gold-line);
  border-radius: 2px;
}

.page-contact .channel-card__name {
  margin: 0;
  font-size: 19px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--ivory);
}

.page-contact .channel-card__readout {
  margin: 0 0 14px;
  padding: 11px 13px;
  font-family: var(--font-mono);
  font-size: clamp(13.5px, 2.6vw, 17px);
  letter-spacing: 0.02em;
  color: var(--ivory);
  word-break: break-all;
  background: rgba(10, 22, 38, 0.52);
  border: 1px dashed var(--line-soft);
  border-radius: 2px;
}

.page-contact .channel-card__desc {
  margin: 0 0 18px;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.88;
  color: var(--slate);
}

.page-contact .channel-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-contact .copy-status {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--jade);
  min-height: 1.2em;
}

/* ---------- 受理范围表 ---------- */
.page-contact .scope-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  background: rgba(245, 239, 228, 0.03);
}

.page-contact .scope-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-contact .scope-table caption {
  caption-side: top;
  padding: 16px 18px 12px;
  text-align: left;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--slate);
}

.page-contact .scope-table th,
.page-contact .scope-table td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  line-height: 1.75;
  border-top: 1px solid var(--line-soft);
}

.page-contact .scope-table thead th {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--gold-soft);
  white-space: nowrap;
  border-top: 0;
  background: rgba(180, 18, 31, 0.14);
}

.page-contact .scope-table tbody th {
  font-weight: 500;
  color: var(--ivory);
  min-width: 190px;
}

.page-contact .scope-table tbody td {
  color: var(--slate);
}

.page-contact .scope-table tbody td:nth-child(2) {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gold);
  white-space: nowrap;
}

.page-contact .scope-table tbody tr:hover {
  background: rgba(245, 239, 228, 0.04);
}

/* ---------- 合作分流 ---------- */
.page-contact .coop-hint {
  display: inline-block;
  margin: 0 0 24px;
  padding: 8px 14px;
  border: 1px dashed var(--gold-line);
  border-radius: 2px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold-soft);
}

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

.page-contact .split-card {
  padding: 26px 24px;
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  background: linear-gradient(160deg, rgba(11, 58, 54, 0.5) 0%, rgba(10, 22, 38, 0.82) 100%);
}

.page-contact .split-card--alt {
  background: linear-gradient(160deg, rgba(46, 35, 80, 0.6) 0%, rgba(10, 22, 38, 0.82) 100%);
}

.page-contact .split-card .h3 {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.5;
  color: var(--ivory);
}

.page-contact .split-card > p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.88;
  color: var(--slate);
}

.page-contact .split-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 11px;
}

.page-contact .split-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ivory);
}

.page-contact .split-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

/* ---------- 站点坐标 ---------- */
.page-contact .contact-geo {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 30px 24px 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  overflow: hidden;
  background:
    repeating-linear-gradient(90deg, transparent 0 95px, rgba(147, 160, 180, 0.09) 95px 96px),
    linear-gradient(180deg, rgba(11, 58, 54, 0.55) 0%, rgba(10, 22, 38, 0.88) 100%);
}

.page-contact .contact-geo__text {
  margin: 0;
  max-width: var(--contact-measure);
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--ivory);
}

.page-contact .contact-geo p.muted {
  margin: 0;
  max-width: var(--contact-measure);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--slate);
}

.page-contact .geo-contours {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  margin-top: 6px;
  opacity: 0.9;
}

.page-contact .geo-contours path {
  fill: none;
  stroke: var(--gold-line);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

/* ---------- 常见疑问 ---------- */
.page-contact .qa-list {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-qa {
  border-top: 1px solid var(--line-soft);
  padding: 18px 0;
}

.page-contact .contact-qa summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ivory);
}

.page-contact .contact-qa summary::-webkit-details-marker {
  display: none;
}

.page-contact .contact-qa summary::before {
  content: "+";
  flex: none;
  width: 14px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.2;
  color: var(--gold);
}

.page-contact .contact-qa[open] summary::before {
  content: "–";
}

.page-contact .contact-qa summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
  border-radius: 2px;
}

.page-contact .contact-qa p {
  margin: 12px 0 0 26px;
  max-width: var(--contact-measure);
  font-size: 14.5px;
  line-height: 1.92;
  color: var(--slate);
}

.page-contact .contact-qa a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 信息核验 ---------- */
.page-contact .contact-verify {
  position: relative;
  padding-top: 34px;
  border-top: 1px solid var(--gold-line);
}

.page-contact .contact-verify::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-contact .contact-verify__text {
  margin: 18px 0 24px;
  max-width: var(--contact-measure);
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--ivory);
}

.page-contact .contact-verify__icp {
  color: var(--gold-soft);
  letter-spacing: 0.06em;
}

.page-contact .verify-list {
  display: grid;
  gap: 0;
  margin: 0 0 24px;
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  overflow: hidden;
}

.page-contact .verify-list > div {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .verify-list > div:last-child {
  border-bottom: 0;
}

.page-contact .verify-list dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--gold-soft);
}

.page-contact .verify-list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ivory);
}

.page-contact .contact-verify__foot {
  margin: 0;
  max-width: var(--contact-measure);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--slate);
}

.page-contact .contact-verify__foot a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .contact-verify__foot a:focus-visible,
.page-contact .contact-qa a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 479px) {
  .page-contact {
    padding: 28px 0 80px;
  }

  .page-contact .contact-flow {
    gap: 60px;
  }

  .page-contact .contact-body {
    margin-top: 52px;
  }

  .page-contact .contact-atmo__media {
    height: 140px;
  }

  .page-contact .channel-card {
    padding: 20px 18px 18px;
  }

  .page-contact .contact-geo {
    padding: 24px 18px 0;
  }

  .page-contact .split-card {
    padding: 22px 18px;
  }

  .page-contact .scope-table th,
  .page-contact .scope-table td {
    padding: 12px 14px;
  }
}

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

  .page-contact .verify-list > div {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: end;
  }

  .page-contact .contact-atmo__media {
    height: auto;
    aspect-ratio: 16 / 9;
  }
}

@media (min-width: 1000px) {
  .page-contact {
    padding: 56px 0 120px;
  }

  .page-contact .contact-body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 64px;
    align-items: start;
    margin-top: 88px;
  }

  .page-contact .contact-flow {
    grid-column: 1;
    grid-row: 1;
  }

  .page-contact .contact-atmo {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 96px;
  }
}

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

  .page-contact [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
}