.page-contact {
  --pc-line: rgba(57, 255, 208, 0.14);
  --pc-line-soft: rgba(57, 255, 208, 0.07);
  padding-bottom: 56px;
}

.page-contact .crumbs {
  padding: 18px 0 4px;
}

/* ---------- 首屏：对角色块 + 渠道快览 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: 10px 0 34px;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -90px;
  left: 16%;
  width: 132%;
  height: 380px;
  background: linear-gradient(
    124deg,
    rgba(57, 255, 208, 0.18) 0%,
    rgba(18, 60, 53, 0.52) 38%,
    rgba(110, 31, 53, 0.22) 72%,
    rgba(7, 26, 22, 0) 100%
  );
  clip-path: polygon(16% 0, 100% 0, 100% 66%, 0 100%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-contact .contact-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-hero__eyebrow .idx {
  color: var(--gold);
}

.page-contact h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 54px);
  line-height: 1.08;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  opacity: 0.86;
}

.page-contact .contact-hero__meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-hero__meta-item {
  padding: 6px 0 6px 14px;
  border-left: 2px solid var(--edge-hard);
}

.page-contact .contact-hero__meta-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sage);
}

.page-contact .contact-hero__meta-value {
  display: block;
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--mist);
  word-break: break-word;
}

.page-contact .contact-hero__media {
  margin: 0;
  aspect-ratio: 14 / 9;
  background: var(--zone);
}

.page-contact .contact-hero__media img,
.page-contact .correction__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

@media (min-width: 620px) {
  .page-contact .contact-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 22px 0 52px;
  }
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 44px;
  }
}

/* ---------- 通用区块标题 ---------- */
.page-contact .contact-block {
  padding: 34px 0 4px;
}

@media (min-width: 900px) {
  .page-contact .contact-block {
    padding: 52px 0 8px;
  }
}

.page-contact .section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 10px;
  align-items: baseline;
  margin: 0 0 24px;
}

.page-contact .section-head .idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-contact .section-head__title {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 4.6vw, 32px);
  letter-spacing: 0.02em;
  line-height: 1.2;
  color: var(--mist);
}

.page-contact .contact-note {
  grid-column: 1 / -1;
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--sage);
}

/* ---------- 渠道状态卡 ---------- */
.page-contact .chan-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .chan {
  padding: 20px 18px 18px;
  background-image: linear-gradient(158deg, rgba(18, 60, 53, 0.72), rgba(14, 42, 35, 0.96));
  transition: border-color 0.22s ease, transform 0.22s ease;
}

.page-contact .chan:hover {
  border-color: var(--edge-hard);
  transform: translateY(-3px);
}

.page-contact .chan__head {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}

.page-contact .chan__lamp {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(57, 255, 208, 0.12), 0 0 12px rgba(57, 255, 208, 0.55);
}

.page-contact .chan__lamp--phone {
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, 0.12), 0 0 12px rgba(255, 138, 61, 0.5);
}

.page-contact .chan__lamp--foot {
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(255, 209, 102, 0.12), 0 0 12px rgba(255, 209, 102, 0.5);
}

.page-contact .chan__name {
  margin: 0;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-contact .chan__role {
  margin-left: auto;
  padding: 3px 8px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sage);
  border: 1px solid var(--pc-line);
}

.page-contact .chan__value {
  margin: 18px 0 12px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .chan__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
  opacity: 0.82;
}

.page-contact .chan__hint {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pc-line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--sage);
}

@media (min-width: 780px) {
  .page-contact .chan-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 数据纠错：流程节点 + 示意图 ---------- */
.page-contact .correction-grid {
  display: grid;
  gap: 28px;
}

.page-contact .correction__lead {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  opacity: 0.85;
}

.page-contact .flow-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: pc-flow;
}

.page-contact .flow-list::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 16px;
  bottom: 16px;
  width: 1px;
  background-image: repeating-linear-gradient(
    to bottom,
    var(--edge-hard) 0 4px,
    transparent 4px 10px
  );
}

.page-contact .flow-step {
  position: relative;
  padding: 16px 18px 16px 52px;
  background: var(--panel);
  border: 1px solid var(--pc-line);
  transition: border-color 0.22s ease;
}

.page-contact .flow-step:hover {
  border-color: var(--edge-hard);
}

.page-contact .flow-step__num {
  position: absolute;
  left: 8px;
  top: 16px;
  width: 24px;
  height: 24px;
  line-height: 22px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  background: var(--ink);
  border: 1px solid var(--edge-hard);
  border-radius: 50%;
}

.page-contact .flow-step__title {
  margin: 0 0 6px;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-contact .flow-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--sage);
}

.page-contact .tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-contact .correction__media {
  margin: 0;
  aspect-ratio: 10 / 7;
  background: var(--zone);
}

@media (min-width: 960px) {
  .page-contact .correction-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 44px;
    align-items: start;
  }
}

/* ---------- 合作与建议 ---------- */
.page-contact .coop-grid {
  display: grid;
  gap: 16px;
}

.page-contact .coop-card {
  padding: 22px 18px 20px;
  border: 1px solid var(--pc-line);
  border-top-width: 3px;
  transition: border-color 0.22s ease, transform 0.22s ease;
}

.page-contact .coop-card:hover {
  border-color: var(--edge-hard);
  transform: translateY(-2px);
}

.page-contact .coop-card--collab {
  border-top-color: var(--wine);
  background-image: linear-gradient(180deg, rgba(110, 31, 53, 0.36), rgba(14, 42, 35, 0.92));
}

.page-contact .coop-card--idea {
  border-top-color: var(--orange);
  background-image: linear-gradient(180deg, rgba(255, 138, 61, 0.18), rgba(14, 42, 35, 0.92));
}

.page-contact .coop-card--team {
  border-top-color: var(--cyan);
  background-image: linear-gradient(180deg, rgba(57, 255, 208, 0.13), rgba(14, 42, 35, 0.94));
}

.page-contact .coop-card__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .coop-card__title {
  margin: 0 0 10px;
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-contact .coop-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--sage);
}

@media (min-width: 820px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 邮寄与联系信息 ---------- */
.page-contact .info-panel {
  padding: 24px 20px;
  background-color: var(--panel);
  background-image: repeating-linear-gradient(
      to right,
      var(--pc-line-soft) 0 1px,
      transparent 1px 64px
    ),
    repeating-linear-gradient(to bottom, var(--pc-line-soft) 0 1px, transparent 1px 64px);
}

.page-contact .info-grid {
  margin: 0;
  display: grid;
  gap: 20px 30px;
}

.page-contact .info-item {
  margin: 0;
  padding-left: 14px;
  border-left: 1px solid var(--pc-line);
}

.page-contact .info-item__label {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--sage);
}

.page-contact .info-item__value {
  margin: 7px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
  color: var(--mist);
  word-break: break-word;
}

@media (min-width: 700px) {
  .page-contact .info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 页脚入口说明 + 延伸阅读 ---------- */
.page-contact .entry-note {
  padding: 24px 20px 26px;
  background-image: linear-gradient(140deg, rgba(42, 33, 64, 0.74), rgba(14, 42, 35, 0.94));
}

.page-contact .entry-note__idx {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-contact .entry-note__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 4.4vw, 27px);
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-contact .entry-note__text {
  margin: 0 0 10px;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sage);
}

.page-contact .entry-note__text:last-child {
  margin-bottom: 0;
}

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

.page-contact .next-links__item {
  display: inline-block;
  padding: 9px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  background: rgba(18, 60, 53, 0.55);
  border: 1px solid var(--pc-line);
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.page-contact .next-links__item:hover,
.page-contact .next-links__item:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(18, 60, 53, 0.85);
}