.page-contact {
  --contact-lead: clamp(18px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(22px, 3vw, 34px) 0 clamp(48px, 7vw, 84px);
  background:
    radial-gradient(120% 85% at 6% 0%, rgba(42, 30, 99, .62), transparent 62%),
    radial-gradient(90% 70% at 96% 20%, rgba(14, 59, 69, .5), transparent 70%),
    linear-gradient(180deg, var(--abyss), var(--indigo) 78%, var(--indigo));
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(151, 163, 201, .09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(151, 163, 201, .09) 1px, transparent 1px);
  background-size: 92px 92px;
  -webkit-mask-image: radial-gradient(110% 70% at 50% 0%, #000 18%, transparent 82%);
  mask-image: radial-gradient(110% 70% at 50% 0%, #000 18%, transparent 82%);
  pointer-events: none;
}

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-size: clamp(38px, 8vw, 86px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  max-width: 15ch;
}

.page-contact .contact-hero__lede {
  margin-top: clamp(18px, 2.6vw, 28px);
  max-width: 58ch;
  color: var(--mist-soft);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(26px, 3.6vw, 40px);
}

.page-contact .contact-hero__spine {
  display: none;
}

@media (min-width: 1024px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    column-gap: 40px;
  }
  .page-contact .contact-hero__spine {
    display: block;
    writing-mode: vertical-rl;
    color: var(--mist);
    align-self: start;
    padding-top: 56px;
  }
}

/* ---------- 渠道卡片 ---------- */
.page-contact .contact-channels {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--indigo), var(--card-indigo) 58%, var(--indigo));
}

.page-contact .contact-channels__texture {
  position: absolute;
  top: 0;
  right: 0;
  width: min(620px, 48%);
  height: 100%;
  margin: 0;
  opacity: .3;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to left, #000 20%, transparent 100%);
  mask-image: linear-gradient(to left, #000 20%, transparent 100%);
}

.page-contact .contact-channels__texture img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .contact-channels__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(26px, 4vw, 46px);
}

.page-contact .ch-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 2.6vw, 30px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(158deg, rgba(20, 28, 74, .94), rgba(12, 18, 51, .9));
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-contact .ch-card::before {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  border-radius: var(--radius-pill);
  background: var(--cyan);
}

.page-contact .ch-card--call::before {
  background: var(--orange);
}

.page-contact .ch-card:hover,
.page-contact .ch-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan-line);
  box-shadow: 0 20px 44px -28px rgba(59, 240, 228, .55);
}

.page-contact .ch-card__tag {
  align-self: flex-start;
  margin: 0;
}

.page-contact .ch-card__title {
  margin: 0;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.3;
}

.page-contact .ch-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(15px, 1.7vw, 19px);
  line-height: 1.45;
  color: var(--cyan);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .ch-card--call .ch-card__value {
  color: var(--orange);
}

.page-contact .ch-card__desc {
  margin: 0;
  color: var(--mist-soft);
  font-size: 15.5px;
  line-height: 1.72;
}

.page-contact .ch-card__meta {
  margin: auto 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
}

@media (min-width: 780px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 渠道选择 ---------- */
.page-contact .route-list {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .route-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 24px) clamp(18px, 2.6vw, 28px);
  background: var(--indigo);
  transition: background-color .3s var(--ease);
}

.page-contact .route-item:hover {
  background: var(--card-indigo);
}

.page-contact .route-item__scene {
  color: var(--warm);
  font-size: 16px;
  line-height: 1.68;
}

.page-contact .route-item__pick {
  align-self: flex-start;
  white-space: nowrap;
}

@media (min-width: 780px) {
  .page-contact .route-item {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
  }
  .page-contact .route-item__scene {
    max-width: 68ch;
  }
}

/* ---------- 联系前准备 ---------- */
.page-contact .prep-list {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: clamp(20px, 2.4vw, 26px);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(20, 28, 74, .62), rgba(12, 18, 51, .5));
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-contact .prep-item:hover {
  transform: translateY(-4px);
  border-color: var(--cyan-line);
}

.page-contact .prep-item__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--cyan);
  padding-top: 5px;
}

.page-contact .prep-item__title {
  margin: 0 0 8px;
  font-size: 17.5px;
  line-height: 1.4;
}

.page-contact .prep-item__body p {
  margin: 0;
  color: var(--mist-soft);
  font-size: 15.5px;
  line-height: 1.72;
}

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

@media (min-width: 1120px) {
  .page-contact .prep-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .prep-item:nth-child(4) {
    grid-column: span 2;
  }
}

/* ---------- 服务地区 ---------- */
.page-contact .contact-region__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}

.page-contact .contact-region__text {
  margin-top: clamp(16px, 2.2vw, 22px);
  max-width: 56ch;
  color: var(--mist-soft);
}

.page-contact .region-facts {
  margin: clamp(22px, 3vw, 32px) 0 0;
  display: grid;
  gap: 1px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(151, 163, 201, .22);
}

.page-contact .region-facts > div {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 20px;
  background: rgba(7, 11, 31, .55);
}

.page-contact .region-facts dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--cyan);
  padding-top: 2px;
}

.page-contact .region-facts dd {
  margin: 0;
  color: var(--warm);
  font-size: 15.5px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.page-contact .contact-region__map {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--cyan-line);
  background: rgba(7, 11, 31, .55);
}

.page-contact .contact-region__map img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-contact .contact-region__cap {
  padding: 14px 20px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--mist);
}

@media (min-width: 960px) {
  .page-contact .contact-region__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
  }
}

/* ---------- 快捷入口 ---------- */
.page-contact .shortcut-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .shortcut {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.4vw, 24px);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(20, 28, 74, .55);
  text-decoration: none;
  color: inherit;
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-contact .shortcut:hover,
.page-contact .shortcut:focus-visible {
  transform: translateY(-4px);
  border-color: var(--cyan-line);
}

.page-contact .shortcut__label {
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--warm);
}

.page-contact .shortcut__go {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
  margin-top: auto;
}

@media (min-width: 720px) {
  .page-contact .shortcut-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-contact .shortcut-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 回复说明 ---------- */
.page-contact .contact-reply__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.6vw, 48px);
}

.page-contact .contact-reply__head {
  margin-bottom: 0;
}

.page-contact .reply-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .reply-card {
  padding: clamp(20px, 2.4vw, 26px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(59, 240, 228, .28);
  border-left-width: 3px;
  background: rgba(7, 11, 31, .45);
}

.page-contact .reply-card__title {
  margin: 0 0 10px;
  font-size: 17.5px;
  line-height: 1.42;
  color: var(--warm);
}

.page-contact .reply-card__text {
  margin: 0;
  color: var(--mist-soft);
  font-size: 15.5px;
  line-height: 1.72;
}

@media (min-width: 720px) {
  .page-contact .reply-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-contact .contact-reply__grid {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 窄屏细节 ---------- */
@media (max-width: 859px) {
  .page-contact .contact-channels__texture {
    top: auto;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 220px;
    opacity: .16;
    -webkit-mask-image: linear-gradient(to bottom, transparent, #000 60%);
    mask-image: linear-gradient(to bottom, transparent, #000 60%);
  }
}

@media (max-width: 560px) {
  .page-contact .contact-hero__title {
    max-width: none;
  }
  .page-contact .contact-hero__actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }
  .page-contact .region-facts > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
}