/* ============================================================
   咨询与支持 /contact
   ============================================================ */

.page-contact {
  background: var(--moon);
  color: var(--ink);
}

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

.page-contact .contact-shell {
  padding-top: clamp(22px, 3.4vw, 40px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  margin: 0 0 clamp(24px, 3.6vw, 44px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
  padding-bottom: clamp(34px, 5vw, 60px);
  border-bottom: 1px solid var(--mountain);
}

.page-contact .contact-hero__text {
  min-width: 0;
}

.page-contact .contact-hero__text .eyebrow {
  margin: 0 0 14px;
  color: var(--stone);
}

.page-contact .contact-hero__text .display-title {
  margin: 0 0 20px;
  max-width: 16ch;
  font-size: clamp(30px, 5vw, 52px);
  color: var(--dai-ink);
}

.page-contact .contact-hero__text .lede {
  margin: 0;
  max-width: 48ch;
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: clamp(40px, 5vw, 72px);
  }
}

/* ---------- 台面：左接头 / 右流程 ---------- */
.page-contact .contact-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 52px);
  margin-top: clamp(38px, 5.5vw, 68px);
}

.page-contact .contact-desk__aside {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-contact .contact-desk__aside .eyebrow {
  margin: 0;
  color: var(--stone);
}

.page-contact .contact-desk__stream {
  display: grid;
  gap: clamp(34px, 4.6vw, 54px);
  min-width: 0;
}

@media (min-width: 900px) {
  .page-contact .contact-desk {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
    gap: clamp(44px, 6vw, 80px);
    align-items: start;
  }

  .page-contact .contact-desk__aside {
    position: sticky;
    top: calc(var(--topbar-h) + 26px);
  }
}

/* ---------- 联系方式 ---------- */
.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .channel-item {
  display: grid;
  gap: 6px;
  padding: 20px 22px;
  border-radius: var(--radius-card);
  background: var(--paper);
}

.page-contact .channel-item__label {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-contact .channel-item__value {
  display: block;
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--dai-ink);
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color 0.18s ease;
}

.page-contact .channel-item__value--mail {
  font-size: clamp(14px, 1.7vw, 18px);
  letter-spacing: 0;
}

.page-contact .channel-item__value--addr {
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.45;
  letter-spacing: 0;
}

.page-contact .channel-item__note {
  font-size: 12px;
  line-height: 1.65;
  color: var(--stone);
}

.page-contact .channel-item:not(.channel-item--primary) a.channel-item__value:hover {
  color: var(--orange);
}

.page-contact .channel-item--primary {
  background: var(--dai-ink);
}

.page-contact .channel-item--primary .channel-item__label {
  color: var(--cyan);
}

.page-contact .channel-item--primary .channel-item__value {
  color: var(--orange);
}

.page-contact .channel-item--primary a.channel-item__value:hover {
  color: var(--moon);
}

.page-contact .channel-item--primary .channel-item__note {
  color: rgba(242, 245, 244, 0.58);
}

/* ---------- 流程区块 ---------- */
.page-contact .desk-block {
  min-width: 0;
}

.page-contact .desk-block__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--paper);
}

.page-contact .desk-block__no {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-contact .desk-block__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(20px, 2.5vw, 27px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--dai-ink);
}

.page-contact .desk-block > p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .desk-block > p:last-child {
  margin-bottom: 0;
}

/* ---------- 自助路径清单 ---------- */
.page-contact .mini-list {
  list-style: none;
  margin: 4px 0 24px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .mini-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-contact .mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .mini-list strong {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-title);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--dai-ink);
}

.page-contact .desk-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 图文分栏 ---------- */
.page-contact .desk-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

.page-contact .desk-split__media {
  margin: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
}

@media (min-width: 760px) {
  .page-contact .desk-split {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 28px;
  }
}

/* ---------- 三类沟通卡片 ---------- */
.page-contact .desk-cards {
  margin-top: 22px;
  gap: 16px;
}

.page-contact .desk-card {
  padding: 22px 22px 24px;
  border-radius: var(--radius-card);
  background: var(--paper);
  border: 1px solid rgba(31, 74, 85, 0.14);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-contact .desk-card:hover {
  border-color: var(--mountain);
  transform: translateY(-2px);
}

.page-contact .desk-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-title);
  font-size: 16.5px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--dai-ink);
}

.page-contact .desk-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 前置问答 ---------- */
.page-contact .qa-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 760px) {
  .page-contact .qa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

.page-contact .qa-item {
  padding: 0 20px;
  border-radius: var(--radius-card);
  background: var(--paper);
  border: 1px solid rgba(31, 74, 85, 0.14);
  transition: border-color 0.18s ease;
}

.page-contact .qa-item[open] {
  border-color: var(--cyan);
}

.page-contact .qa-item summary {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 17px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-title);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--dai-ink);
}

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

.page-contact .qa-item summary::marker {
  content: "";
}

.page-contact .qa-item summary::before {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.25;
  color: var(--stone);
  transition: color 0.18s ease;
}

.page-contact .qa-item[open] summary::before {
  content: "−";
  color: var(--cyan);
}

.page-contact .qa-item > p {
  margin: 0;
  padding: 0 0 18px;
  font-size: 14px;
  line-height: 1.82;
  color: var(--ink);
}

.page-contact .qa-item > p a {
  color: var(--dai-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 底部小注 ---------- */
.page-contact .desk-note {
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--stone);
}

.page-contact .desk-note a {
  color: var(--dai-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 480px) {
  .page-contact .channel-item {
    padding: 18px 18px;
  }

  .page-contact .qa-item {
    padding: 0 16px;
  }

  .page-contact .desk-card {
    padding: 20px 18px 22px;
  }

  .page-contact .desk-actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .desk-card,
  .page-contact .channel-item__value,
  .page-contact .qa-item,
  .page-contact .qa-item summary::before {
    transition: none;
  }

  .page-contact .desk-card:hover {
    transform: none;
  }
}