.page-contact {
  --c-hair: rgba(167, 198, 221, .32);
  --c-hair-soft: rgba(167, 198, 221, .18);
  --c-ink-soft: rgba(12, 20, 28, .66);
  --c-ink-faint: rgba(12, 20, 28, .58);
  --c-snow-soft: rgba(245, 249, 252, .78);
  background: var(--snow);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(32px, 6vw, 72px) 0 clamp(38px, 6vw, 84px);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(111, 211, 232, .18), transparent 60%),
    linear-gradient(158deg, var(--night) 0%, var(--ice) 64%, #0b2740 100%);
  color: var(--snow);
}

.page-contact .contact-hero .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--rime);
  margin-bottom: clamp(26px, 4vw, 48px);
}

.page-contact .contact-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: .5em;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero .breadcrumb li + li::before {
  content: "/";
  margin-right: .5em;
  opacity: .45;
}

.page-contact .contact-hero .breadcrumb a {
  color: var(--rime);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .contact-hero .breadcrumb a:hover {
  color: var(--snow);
  border-bottom-color: var(--cyan);
}

.page-contact .contact-hero .eyebrow {
  color: var(--cyan);
}

.page-contact .contact-hero__title {
  margin: .18em 0 .34em;
  color: var(--snow);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -.03em;
  max-width: 16ch;
}

.page-contact .contact-hero__lede {
  color: var(--rime);
  max-width: 56ch;
  margin: 0;
}

/* ---------- 渠道条 ---------- */
.page-contact .section {
  padding-block: clamp(40px, 6vw, 84px);
}

.page-contact .section--tight {
  padding-block: clamp(28px, 4vw, 56px);
}

.page-contact .contact-channels {
  padding-block: clamp(36px, 5vw, 68px) clamp(32px, 4vw, 60px);
}

.page-contact .contact-channels__title {
  margin: 0 0 .35em;
  color: var(--ink);
}

.page-contact .contact-channels__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink-soft);
}

.page-contact .contact-channels__list {
  list-style: none;
  margin: clamp(24px, 3vw, 40px) 0 0;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--c-hair);
}

.page-contact .contact-channel {
  padding: 26px 0;
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .contact-channel__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--snowline);
}

.page-contact .contact-channel__value {
  display: inline-block;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.1vw + 11px, 20px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 2px solid var(--orange);
  transition: color 180ms var(--ease), background-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-contact .contact-channel__value:hover {
  color: var(--orange);
  transform: translateX(4px);
}

.page-contact .contact-channel__value--plain {
  border-bottom-style: dashed;
  border-bottom-color: var(--rime);
  cursor: default;
}

.page-contact .contact-channel__value--plain:hover {
  color: var(--ink);
  transform: none;
}

.page-contact .contact-channel__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

/* ---------- 首屏图 ---------- */
.page-contact .contact-scene {
  margin: clamp(28px, 4vw, 52px) 0 0;
}

.page-contact .contact-scene figcaption {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  line-height: 1.7;
  color: var(--snowline);
  max-width: 68ch;
}

.page-contact .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 事项分段 ---------- */
.page-contact .contact-block {
  padding-block: clamp(40px, 6vw, 88px);
}

.page-contact .contact-block--tint {
  background: linear-gradient(180deg, rgba(167, 198, 221, .22), rgba(167, 198, 221, .06));
  border-top: 1px solid var(--c-hair-soft);
  border-bottom: 1px solid var(--c-hair-soft);
}

.page-contact .contact-block__inner {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
}

.page-contact .contact-block__lead .eyebrow {
  color: var(--snowline);
}

.page-contact .contact-block__lead .title-lg {
  margin: .16em 0 .55em;
  color: var(--ink);
  max-width: 18ch;
}

.page-contact .contact-block__lead > p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-ink-soft);
  max-width: 46ch;
}

.page-contact .contact-block__side .title-md {
  margin: 0;
  color: var(--ink);
}

/* 邮件标题模板 */
.page-contact .contact-template {
  margin-top: 26px;
  padding: 18px 20px;
  background: var(--ice);
  border-left: 4px solid var(--orange);
  color: var(--snow);
}

.page-contact .contact-template__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-contact .contact-template__text {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, .6vw + 12px, 17px);
  line-height: 1.65;
  overflow-wrap: anywhere;
}

/* 提交清单 */
.page-contact .req-list {
  margin: 16px 0 0;
  padding: 0;
  counter-reset: req;
  border-top: 1px solid var(--c-hair);
}

.page-contact .req-item {
  padding: 15px 0;
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .req-item dt {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .req-item dt::before {
  counter-increment: req;
  content: counter(req, decimal-leading-zero);
  flex: none;
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 20px;
  background: var(--orange);
  color: var(--snow);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0;
}

.page-contact .req-item dd {
  margin: 6px 0 0 34px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink-soft);
}

/* 地图图例说明 */
.page-contact .map-marks {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .map-marks li {
  display: flex;
  gap: 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink-soft);
}

.page-contact .map-mark__dot {
  flex: none;
  width: 12px;
  height: 12px;
  margin-top: 7px;
  border-radius: 2px;
}

.page-contact .map-mark__dot--gate {
  background: var(--orange);
}

.page-contact .map-mark__dot--transit {
  background: var(--cyan);
  border-radius: 50%;
}

.page-contact .map-mark__dot--zone {
  width: 20px;
  height: 0;
  margin-top: 13px;
  border-top: 2px dashed var(--rime);
  border-radius: 0;
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-reply {
  padding: clamp(40px, 6vw, 88px) 0;
  background: linear-gradient(180deg, var(--night) 0%, var(--ice) 100%);
  color: var(--snow);
}

.page-contact .contact-reply__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
}

.page-contact .contact-reply__figure {
  margin: 0;
}

.page-contact .contact-reply .eyebrow {
  color: var(--cyan);
}

.page-contact .contact-reply .title-lg {
  margin: .18em 0 .5em;
  color: var(--snow);
}

.page-contact .contact-reply__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--rime);
  max-width: 52ch;
}

.page-contact .reply-grid {
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  border-top: 1px solid rgba(167, 198, 221, .28);
}

.page-contact .reply-row {
  display: grid;
  gap: 4px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(167, 198, 221, .28);
}

.page-contact .reply-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-contact .reply-row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--snow);
}

/* ---------- 延伸入口 ---------- */
.page-contact .contact-more .title-md {
  margin: 0;
  color: var(--ink);
}

.page-contact .more-links {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--c-hair);
}

.page-contact .more-links li {
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .more-links a {
  display: grid;
  gap: 5px;
  padding: 18px 0;
  text-decoration: none;
  color: var(--ink);
  transition: transform 180ms var(--ease), color 180ms var(--ease);
}

.page-contact .more-links__name {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}

.page-contact .more-links__desc {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--c-ink-faint);
}

.page-contact .more-links a:hover {
  transform: translateX(4px);
  color: var(--snowline);
}

.page-contact .more-links a:hover .more-links__desc {
  color: var(--c-ink-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .reply-row {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-contact .more-links a {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-channels__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--c-hair);
  }

  .page-contact .contact-channel {
    padding: 30px 28px 30px 0;
    border-bottom: 0;
  }

  .page-contact .contact-channel + .contact-channel {
    padding-left: 30px;
    border-left: 1px solid var(--c-hair);
  }

  .page-contact .contact-block__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(40px, 6vw, 92px);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-reply__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    gap: clamp(40px, 5vw, 76px);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-channel__value:hover,
  .page-contact .more-links a:hover {
    transform: none;
  }
}
</style>