.page-contact {
  --contact-line-soft: rgba(36, 71, 59, .7);
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 28px 0 64px;
  background:
    radial-gradient(120% 90% at 84% -12%, rgba(61, 242, 206, .14), transparent 62%),
    radial-gradient(90% 80% at 4% 112%, rgba(255, 138, 43, .10), transparent 60%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line);
}

.page-contact .hero-grid {
  margin-top: 28px;
  align-items: start;
  row-gap: 32px;
}

.page-contact .hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.14;
  font-size: clamp(30px, 5vw, 52px);
  color: var(--paper);
}

.page-contact .hero-lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 受理台面板 ---------- */
.page-contact .console {
  padding: 24px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.page-contact .console-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-contact .console-rows {
  margin: 0;
  padding: 0;
}

.page-contact .console-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--contact-line-soft);
}

.page-contact .console-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .console-row dt {
  font-size: 14px;
  color: var(--muted);
  flex: 0 0 auto;
}

.page-contact .console-row dd {
  margin: 0;
  font-size: 15px;
  color: var(--paper);
  text-align: right;
}

/* ---------- 章节通用补充 ---------- */
.page-contact .section-lead {
  margin: 14px 0 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 图片 ---------- */
.page-contact .contact-media {
  margin: 28px 0 0;
}

.page-contact .contact-media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-card);
}

.page-contact .contact-media--flow img {
  aspect-ratio: 10 / 7;
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.page-contact .channel-card {
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-contact .channel-card summary {
  display: grid;
  gap: 8px;
  padding: 22px 22px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .channel-card summary::marker {
  content: "";
}

.page-contact .channel-card:hover {
  border-color: var(--neon);
}

.page-contact .channel-card[open] {
  background: var(--surface-2);
  border-color: var(--neon);
}

.page-contact .channel-tag {
  display: inline-block;
  align-self: start;
  padding: 4px 12px;
  border: 1px solid var(--neon);
  border-radius: var(--radius-pill);
  color: var(--neon);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-contact .channel-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .channel-hint {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .channel-body {
  padding: 18px 22px 24px;
  border-top: 1px solid var(--line);
}

.page-contact .channel-intro {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .field-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .field-list li {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--contact-line-soft);
}

.page-contact .field-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .field-label {
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--neon);
  text-align: right;
}

.page-contact .field-hint {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .channel-send {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--orange);
  word-break: break-all;
}

/* ---------- 联系方式 ---------- */
.page-contact .reach-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-contact .reach-card {
  padding: 24px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.page-contact .reach-item {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .reach-item:first-child {
  padding-top: 0;
}

.page-contact .reach-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .reach-label {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-contact .reach-value {
  font-size: 17px;
  color: var(--neon);
  word-break: break-all;
}

.page-contact .reach-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 纠错清单 ---------- */
.page-contact .correction-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  counter-reset: none;
}

.page-contact .correction-item {
  position: relative;
  padding: 22px 22px 22px 26px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-left: 3px solid var(--neon);
  border-radius: var(--radius-sm) var(--radius-card) var(--radius-card) var(--radius-sm);
}

.page-contact .correction-num {
  display: block;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-contact .correction-title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--paper);
}

.page-contact .correction-text {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 流程 ---------- */
.page-contact .flow {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .flow-step {
  position: relative;
  padding: 22px 20px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-contact .flow-node {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--neon);
  border-radius: var(--radius-pill);
  color: var(--neon);
  font-size: 15px;
}

.page-contact .flow-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--paper);
}

.page-contact .flow-text {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
}

.page-contact .flow-note {
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--contact-line-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  transition: color .2s var(--ease);
}

.page-contact .flow-step:hover .flow-note {
  color: var(--neon);
}

/* ---------- 合作 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-contact .partner-text {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .partner-panel {
  padding: 24px;
  background: linear-gradient(160deg, var(--surface-2), var(--surface-1) 70%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.page-contact .partner-subtitle {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--paper);
}

.page-contact .partner-types {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .partner-type {
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--contact-line-soft);
}

.page-contact .partner-type:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .partner-type .mono {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--orange);
}

.page-contact .partner-type p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .partner-need {
  margin-top: 20px;
  padding: 18px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.page-contact .partner-need p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 自查 ---------- */
.page-contact .self-grid {
  margin-top: 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .self-card {
  display: block;
  padding: 22px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  text-decoration: none;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-contact .self-card:hover,
.page-contact .self-card:focus-visible {
  border-color: var(--neon);
  background: var(--surface-2);
}

.page-contact .self-card-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--ink-800);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-contact .self-card-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .self-card-text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .self-foot {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .self-foot a {
  color: var(--neon);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 420px) {
  .page-contact .field-list li {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-contact .field-label {
    text-align: left;
  }

  .page-contact .console-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-contact .console-row dd {
    text-align: left;
  }
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 36px 0 88px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .correction-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

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

@media (min-width: 960px) {
  .page-contact .reach-grid {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
  }

  .page-contact .partner-grid {
    grid-template-columns: 6fr 6fr;
    gap: 40px;
  }

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

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

  .page-contact .flow-step {
    border-radius: 0;
    border-left: 0;
    border-right: 0;
    background: transparent;
    padding: 0 18px 0 0;
  }

  .page-contact .flow-step:first-child {
    padding-left: 0;
  }

  .page-contact .flow-step::after {
    content: "";
    position: absolute;
    top: 20px;
    left: 54px;
    right: 14px;
    height: 2px;
    background: linear-gradient(90deg, var(--line), rgba(36, 71, 59, 0));
  }

  .page-contact .flow-step:last-child::after {
    display: none;
  }

  .page-contact .flow-note {
    margin-top: 14px;
  }
}

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