/* ===== 咨询入口页 · page-contact ===== */
.page-contact {
  --pc-gold-line: rgba(232, 180, 90, 0.42);
  --pc-cyan-line: rgba(47, 224, 200, 0.4);
  --pc-cyan-fill: rgba(47, 224, 200, 0.07);
  --pc-gold-fill: rgba(232, 180, 90, 0.08);
  padding: 26px 0 0;
  color: var(--c-paper);
}

.page-contact .breadcrumb {
  margin-bottom: 26px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-lead {
  padding-top: 22px;
  border-top: 1px solid var(--line-strong);
  margin-bottom: 44px;
}

.page-contact .contact-lead__eyebrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
}

.page-contact .contact-lead h1 {
  margin: 0 0 16px;
  max-width: 24ch;
  font-size: 26px;
  line-height: 1.24;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-paper);
}

.page-contact .contact-lead__intro {
  margin: 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-shale);
}

/* ---------- 区块标题 ---------- */
.page-contact .pc-head {
  padding-bottom: 14px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-head__title {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-contact .pc-head__note {
  margin: 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-shale);
}

/* ---------- 可咨询范围清单 ---------- */
.page-contact .scope-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .scope-list__item {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 12px;
  padding: 16px 16px 18px;
  background: var(--c-ink);
}

.page-contact .scope-list__no {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.95;
  letter-spacing: 0.08em;
  color: var(--c-gold);
}

.page-contact .scope-list__title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--c-paper);
}

.page-contact .scope-list__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-shale);
}

/* ---------- 渠道信息卡 ---------- */
.page-contact .channel-card {
  padding: 4px 18px;
  border: 1px solid var(--pc-gold-line);
  border-radius: var(--radius);
  background:
    radial-gradient(140% 120% at 0% 0%, var(--pc-gold-fill), transparent 58%),
    var(--c-ink);
  box-shadow: var(--shadow-soft);
}

.page-contact .channel-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

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

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

.page-contact .channel-row__value {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-paper);
  overflow-wrap: anywhere;
}

.page-contact .channel-row__value a {
  color: var(--c-paper);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-cyan-line);
  transition: color 180ms ease-out, border-color 180ms ease-out;
}

.page-contact .channel-row__value a:hover,
.page-contact .channel-row__value a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-contact .channel-row__hint {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-shale);
}

.page-contact .resp-note {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  margin: 18px 0 0;
  padding: 13px 16px;
  border-left: 2px solid var(--c-green);
  background: rgba(25, 198, 160, 0.07);
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-paper);
}

.page-contact .resp-note strong {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--c-green);
}

/* ---------- 图片容器 ---------- */
.page-contact .img-frame img {
  max-width: 100%;
  height: auto;
}

.page-contact .contact-media {
  margin: 24px 0 0;
}

.page-contact .contact-media__cap {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-old-tag);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .prep-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: 15px minmax(0, 1fr);
  gap: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-shale);
}

.page-contact .prep-list li::before {
  content: "";
  align-self: start;
  width: 15px;
  height: 15px;
  margin-top: 8px;
  border: 1px solid var(--pc-cyan-line);
  background: var(--pc-cyan-fill);
}

/* ---------- 场景示例 ---------- */
.page-contact .scene-list {
  display: grid;
}

.page-contact .scene {
  padding-left: 18px;
  margin: 0 0 20px;
  border-left: 1px solid var(--line-strong);
}

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

.page-contact .scene__summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 2px 0 8px;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-paper);
  transition: color 200ms ease-out;
}

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

.page-contact .scene__summary:hover,
.page-contact .scene__summary:focus-visible {
  color: var(--c-cyan);
}

.page-contact .scene__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--c-gold);
}

.page-contact .scene[open] .scene__summary::after {
  content: "−";
}

.page-contact .scene__body {
  padding: 2px 0 6px;
}

.page-contact .scene__quote {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-cyan);
}

.page-contact .scene__quote p {
  margin: 0;
}

.page-contact .scene__body > p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-shale);
}

/* ---------- 内容协作 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .coop-card {
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--c-ink);
}

.page-contact .coop-card__title {
  margin: 12px 0 8px;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--c-paper);
}

.page-contact .coop-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-shale);
}

.page-contact .coop-note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-gold-dark);
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-shale);
}

.page-contact .coop-note a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-cyan-line);
}

.page-contact .coop-note a:hover,
.page-contact .coop-note a:focus-visible {
  color: var(--c-paper);
  border-bottom-color: var(--c-paper);
}

/* ---------- 返回条 ---------- */
.page-contact .return-bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 24px 20px;
  border: 1px solid var(--pc-gold-line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, var(--pc-gold-fill), transparent 72%),
    var(--c-deep);
}

.page-contact .return-bar__title {
  margin: 0 0 8px;
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--c-paper);
}

.page-contact .return-bar__text {
  margin: 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-shale);
}

.page-contact .return-bar__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

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

  .page-contact .return-bar {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 26px 28px;
  }

  .page-contact .return-bar__actions {
    justify-content: flex-end;
    flex-wrap: nowrap;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-lead {
    margin-bottom: 56px;
  }

  .page-contact .contact-lead h1 {
    font-size: 36px;
  }

  .page-contact .pc-head__title {
    font-size: 24px;
  }

  .page-contact .scope-list__item {
    padding: 20px 22px 22px;
  }

  .page-contact .prep-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-lead h1 {
    font-size: 44px;
  }

  .page-contact .contact-lead__intro {
    font-size: 17px;
  }
}