.page-contact {
  --contact-panel: rgba(21, 11, 58, .74);
  --contact-fill: rgba(30, 18, 80, .62);
  --contact-line: rgba(43, 34, 112, .55);
  --contact-gap: clamp(18px, 3.4vw, 42px);
  display: block;
  padding-bottom: clamp(40px, 7vw, 96px);
}

/* 面包屑与首屏 */
.page-contact .breadcrumb {
  margin-top: clamp(18px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

.page-contact .hero {
  padding: clamp(26px, 5.5vw, 60px) 0 clamp(24px, 4vw, 44px);
}

.page-contact .hero__grid {
  display: grid;
  gap: var(--contact-gap);
}

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

.page-contact h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 7.6vw, 68px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--stardust);
  margin: 0 0 clamp(14px, 2vw, 22px);
  max-width: 14em;
}

.page-contact .lede {
  font-family: var(--font-editorial);
  font-size: clamp(16px, 2.1vw, 19px);
  line-height: 1.8;
  color: var(--silver);
  margin: 0 0 clamp(22px, 3.4vw, 34px);
  max-width: 34em;
}

.page-contact .hero__media {
  margin: 0;
  border: 1px solid var(--edge);
  background: var(--contact-fill);
  box-shadow: 0 18px 40px rgba(4, 2, 14, .55);
}

.page-contact .hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 190px;
  object-fit: cover;
}

/* 两个渠道卡 */
.page-contact .channel-grid {
  display: grid;
  gap: 14px;
}

.page-contact .channel {
  position: relative;
  padding: clamp(18px, 2.4vw, 24px) clamp(18px, 2.4vw, 26px) clamp(16px, 2vw, 22px);
  border: 1px solid var(--edge);
  border-left: 3px solid var(--neon);
  border-radius: var(--radius);
  background:
    linear-gradient(148deg, rgba(53, 242, 208, .07), transparent 58%),
    var(--contact-panel);
  transition: border-color .25s ease, box-shadow .25s ease;
}

.page-contact .channel--tel {
  border-left-color: var(--violet);
  background:
    linear-gradient(148deg, rgba(124, 77, 255, .10), transparent 58%),
    var(--contact-panel);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  border-color: var(--edge);
  box-shadow: 0 0 0 1px var(--neon) inset;
}

.page-contact .channel__title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--silver);
  margin: 0 0 12px;
}

.page-contact .channel__value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.5vw, 20px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--stardust);
  margin: 0 0 12px;
  word-break: break-word;
  overflow-wrap: anywhere;
  user-select: all;
  -webkit-user-select: all;
}

.page-contact .channel__role {
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
  margin: 0 0 10px;
}

.page-contact .channel__hint {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--contact-line);
}

/* 章节骨架 */
.page-contact .section-stack {
  padding: clamp(30px, 5.4vw, 62px) 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .section-no {
  font-family: var(--font-editorial);
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1;
  color: var(--violet);
}

.page-contact .section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(20px, 3.4vw, 28px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--stardust);
  margin: 0;
}

.page-contact .prose {
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
  margin: 0 0 20px;
}

.page-contact .prose a,
.page-contact .prep-foot a,
.page-contact .route-item__action a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid var(--edge);
  transition: border-color .2s ease;
}

.page-contact .prose a:hover,
.page-contact .prep-foot a:hover,
.page-contact .route-item__action a:hover,
.page-contact .prose a:focus-visible,
.page-contact .prep-foot a:focus-visible,
.page-contact .route-item__action a:focus-visible {
  border-bottom-color: var(--neon);
}

/* 01 时段 */
.page-contact .window {
  display: grid;
  gap: clamp(20px, 3.4vw, 44px);
  align-items: center;
}

.page-contact .dial {
  position: relative;
  margin: 0;
  padding: 12px;
  border: 1px solid var(--edge);
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(124, 77, 255, .22), transparent 66%),
    var(--contact-fill);
  max-width: 300px;
  justify-self: center;
  width: 100%;
}

.page-contact .dial img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  object-fit: cover;
  border-radius: 50%;
}

.page-contact .dial__cap {
  position: absolute;
  left: 50%;
  bottom: -10px;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--void);
  background: var(--neon);
  padding: 4px 10px;
  border-radius: var(--radius);
  white-space: nowrap;
}

.page-contact .slot-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .slot {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .slot:first-child {
  border-top: 2px solid var(--edge);
}

.page-contact .slot__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--neon);
}

.page-contact .slot__text {
  font-size: 15px;
  line-height: 1.72;
  color: var(--silver);
  max-width: 34em;
}

/* 02 准备清单 */
.page-contact .prep-intro {
  margin-bottom: clamp(18px, 2.6vw, 26px);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
}

.page-contact .prep-item {
  display: block;
}

.page-contact .prep-label {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  align-items: center;
  gap: 4px 14px;
  padding: 14px 16px;
  border: 1px solid var(--edge);
  border-left: 3px solid var(--violet);
  border-radius: var(--radius);
  background: var(--contact-fill);
  cursor: pointer;
  transition: border-color .22s ease, background-color .22s ease;
}

.page-contact .prep-label:hover {
  border-color: var(--neon);
  border-left-color: var(--neon);
}

.page-contact .prep-check:focus-visible + .prep-label {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-contact .prep-mark {
  grid-row: 1 / span 2;
  position: relative;
  width: 18px;
  height: 18px;
  border: 1px solid var(--edge);
  border-radius: 2px;
  background: rgba(10, 6, 32, .85);
}

.page-contact .prep-mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 1px;
  background: var(--neon);
  opacity: 0;
  transition: opacity .18s ease;
}

.page-contact .prep-check:checked + .prep-label {
  border-left-color: var(--neon);
  background: rgba(53, 242, 208, .06);
}

.page-contact .prep-check:checked + .prep-label .prep-mark::after {
  opacity: 1;
}

.page-contact .prep-field {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-contact .prep-value {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--silver);
  overflow-wrap: anywhere;
  transition: color .2s ease;
}

.page-contact .prep-check:checked + .prep-label .prep-value {
  color: var(--mist);
}

.page-contact .prep-foot {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 40em;
}

/* 03 事项分流 */
.page-contact .route-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .route-item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .route-item__label {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--silver);
}

.page-contact .route-item__action {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .route-item--off {
  background: linear-gradient(90deg, rgba(124, 77, 255, .12), transparent 72%);
  border-left: 3px solid var(--violet);
  padding-left: 14px;
}

.page-contact .route-item--off .route-item__label {
  color: var(--violet);
}

/* 04 信函与备案 */
.page-contact .meta-strip {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-contact .meta-strip__item {
  padding: 16px 18px;
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  background: var(--contact-panel);
  display: grid;
  gap: 6px;
}

.page-contact .meta-strip__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-contact .meta-strip__val {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.2vw, 16px);
  color: var(--stardust);
  overflow-wrap: anywhere;
}

.page-contact .meta-strip__note {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* 收束 */
.page-contact .outro {
  margin-top: clamp(28px, 4vw, 48px);
}

.page-contact .outro__line {
  margin: 18px 0 0;
  font-family: var(--font-editorial);
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.8;
  color: var(--silver);
  max-width: 30em;
}

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

  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .page-contact .slot {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }

  .page-contact .route-item {
    grid-template-columns: minmax(180px, 260px) minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }

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

/* 桌面 */
@media (min-width: 960px) {
  .page-contact .hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: end;
  }

  .page-contact .hero__media {
    align-self: stretch;
  }

  .page-contact .hero__media img {
    min-height: 320px;
  }

  .page-contact .window {
    grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
  }

  .page-contact .dial {
    justify-self: start;
  }

  .page-contact .meta-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1180px) {
  .page-contact .prep-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .prep-label,
  .page-contact .prep-mark::after,
  .page-contact .prep-value {
    transition: none;
  }
}