/* ============ 联系入口 page-contact ============ */

.page-contact .contact-crumb {
  padding-bottom: 0;
}

.page-contact .contact-hero {
  padding-top: 4px;
}

.page-contact .contact-title {
  margin: 10px 0 16px;
  font-family: var(--font-head);
  font-size: clamp(32px, 7.2vw, 52px);
  line-height: 1.14;
  letter-spacing: .02em;
  color: var(--ink);
}

.page-contact .contact-lede {
  max-width: 60ch;
  margin: 0 0 34px;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ink-dim);
}

/* --- 大号邮箱面板 --- */
.page-contact .mail-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 26px 22px 24px;
  box-shadow: 0 0 0 1px rgba(34, 211, 238, .16), 0 28px 70px -40px rgba(34, 211, 238, .45);
}

.page-contact .mail-main {
  min-width: 0;
}

.page-contact .mail-panel-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .mail-address {
  margin: 0 0 14px;
  font-size: clamp(19px, 4.6vw, 32px);
  line-height: 1.22;
  letter-spacing: -.005em;
  color: var(--ink);
  word-break: break-all;
  overflow-wrap: anywhere;
}

.page-contact .mail-note {
  margin: 0;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-contact .mail-points {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .mail-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .mail-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .55em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-contact .mail-panel-figure {
  margin: 0;
  min-width: 0;
}

/* --- 电话与回信 --- */
.page-contact .contact-channels h2,
.page-contact .contact-locate h2,
.page-contact .contact-more h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: clamp(23px, 4.4vw, 32px);
  line-height: 1.25;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 26px;
}

.page-contact .channel-card {
  padding: 24px 22px 26px;
  display: grid;
  align-content: start;
  gap: 12px;
}

.page-contact .channel-card .panel-head {
  margin: 0;
}

.page-contact .channel-card--phone {
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-contact .channel-card--reply {
  box-shadow: inset 3px 0 0 var(--gold);
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 5.4vw, 36px);
  line-height: 1.15;
  letter-spacing: -.01em;
  overflow-wrap: anywhere;
}

.page-contact .channel-card--phone .channel-value {
  color: var(--cyan);
}

.page-contact .channel-card--reply .channel-value {
  color: var(--gold);
}

.page-contact .channel-body {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-dim);
}

/* --- 地址与备案 --- */
.page-contact .locate-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: start;
}

.page-contact .locate-address {
  font-style: normal;
  margin: 26px 0 18px;
  padding: 18px 20px;
  background: var(--panel-deep);
  border-left: 3px solid var(--violet);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-contact .locate-icp {
  margin: 0 0 18px;
  padding: 18px 20px;
  background: var(--panel-deep);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-contact .locate-label {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.page-contact .locate-value {
  display: block;
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .locate-note {
  margin: 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-contact .locate-figure {
  margin: 0;
  min-width: 0;
}

/* --- 相关入口 --- */
.page-contact .more-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 26px;
}

.page-contact .more-link {
  display: grid;
  gap: 8px;
  padding: 20px 20px 18px;
  text-decoration: none;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .more-link:hover,
.page-contact .more-link:focus-visible {
  border-color: var(--cyan);
  background: var(--panel-deep);
  transform: translateY(-2px);
}

.page-contact .more-link-title {
  font-family: var(--font-head);
  font-size: 17px;
  letter-spacing: .015em;
  color: var(--ink);
}

.page-contact .more-link-desc {
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-dim);
}

.page-contact .more-link-arrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--cyan);
}

/* --- 桌面端 --- */
@media (min-width: 700px) {
  .page-contact .more-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 800px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .mail-panel {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    gap: 40px;
    padding: 40px 40px 38px;
    align-items: center;
  }

  .page-contact .locate-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 52px;
  }
}

@media (min-width: 1060px) {
  .page-contact .more-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 420px) {
  .page-contact .mail-panel {
    padding: 22px 18px 20px;
  }

  .page-contact .channel-card,
  .page-contact .locate-address,
  .page-contact .locate-icp {
    padding-left: 16px;
    padding-right: 16px;
  }
}

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

  .page-contact .more-link:hover,
  .page-contact .more-link:focus-visible {
    transform: none;
  }
}