.page-contact {
  --pc-band: rgba(16, 26, 51, 0.92);
  --pc-band-deep: rgba(8, 13, 30, 0.96);
  --pc-gridline: rgba(30, 42, 71, 0.55);
  --pc-gap: clamp(20px, 4vw, 48px);
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding-top: clamp(16px, 3vw, 32px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -80px;
  right: -18%;
  width: 68%;
  height: 360px;
  background: linear-gradient(220deg, rgba(34, 224, 214, 0.15), rgba(90, 62, 140, 0.12) 55%, transparent 82%);
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 62%);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
}

.page-contact .contact-hero__title {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 54px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .contact-hero__lede {
  max-width: 40ch;
  color: var(--mist);
}

.page-contact .contact-hero__chips {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  min-width: 0;
  max-width: 100%;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: linear-gradient(140deg, var(--pc-band), var(--pc-band-deep));
  color: var(--white);
  font-size: 14px;
}

.page-contact .contact-chip--time {
  border-color: rgba(34, 224, 214, 0.55);
  box-shadow: var(--glow-cyan);
}

.page-contact .contact-chip__key {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .contact-chip__val {
  font-family: var(--font-mono);
  font-size: 15px;
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .contact-hero__aside {
  align-self: end;
  border-left: 2px solid var(--cyan);
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-hero__aside p {
  margin: 8px 0 0;
}

.page-contact .contact-hero__aside .side-note__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

@media (min-width: 960px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 2fr);
    column-gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }
}

/* ---------- 区块小标题 ---------- */
.page-contact .contact-head {
  max-width: 720px;
}

.page-contact .contact-head__sub {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 三张分流卡 ---------- */
.page-contact .desk-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(26px, 4vw, 46px);
}

.page-contact .desk-card {
  position: relative;
  overflow: hidden;
  padding: 26px 24px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--pc-band) 0%, var(--pc-band-deep) 100%);
}

.page-contact .desk-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan-soft) 38%, transparent 100%);
}

.page-contact .desk-card--b::after {
  background: linear-gradient(90deg, var(--gold) 0%, rgba(245, 185, 75, 0.28) 55%, transparent 100%);
}

.page-contact .desk-card--c::after {
  background: linear-gradient(90deg, var(--rose) 0%, rgba(255, 77, 141, 0.22) 50%, transparent 100%);
}

.page-contact .desk-card__no {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .desk-card__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 24px);
  font-weight: 800;
  color: var(--white);
}

.page-contact .desk-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .desk-card__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 9px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .desk-card__list li {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  overflow-wrap: anywhere;
}

.page-contact .desk-card__list li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .desk-card--b .desk-card__list li::before {
  background: var(--gold);
}

.page-contact .desk-card--c .desk-card__list li::before {
  background: var(--rose);
}

@media (min-width: 780px) {
  .page-contact .desk-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    gap: 20px;
  }

  .page-contact .desk-card--a { margin-top: 22px; }
  .page-contact .desk-card--b { margin-top: 0; }
  .page-contact .desk-card--c { margin-top: 44px; }
}

/* ---------- 值班台照片 ---------- */
.page-contact .contact-desk-photo {
  margin: clamp(34px, 6vw, 66px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-console);
}

.page-contact .contact-desk-photo img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.page-contact .contact-desk-photo figcaption {
  padding: 12px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--line);
  background: rgba(6, 10, 24, 0.72);
}

/* ---------- 受理时间带 ---------- */
.page-contact .hours-band {
  margin-top: clamp(24px, 4vw, 38px);
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(100deg, var(--pc-band), rgba(6, 10, 24, 0.72));
  display: grid;
  gap: 16px;
}

.page-contact .hours-band__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--line);
}

.page-contact .hours-band__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .hours-band__chan {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.6vw, 20px);
  letter-spacing: 0.02em;
  color: var(--white);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .hours-band__when {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

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

@media (min-width: 760px) {
  .page-contact .hours-band__row {
    grid-template-columns: minmax(0, 4fr) minmax(0, 4fr) minmax(0, 5fr);
    gap: 20px;
    align-items: baseline;
  }
}

/* ---------- 邮件提速提示 ---------- */
.page-contact .fast-lane {
  margin-top: clamp(20px, 3vw, 30px);
  padding: 22px clamp(18px, 3vw, 30px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-md);
  background: rgba(16, 26, 51, 0.5);
}

.page-contact .fast-lane__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-contact .fast-lane__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .fast-lane__list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
}

.page-contact .fast-lane__list .mono {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .cooperate {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .cooperate__text .prose {
  margin: 14px 0 0;
  max-width: 46ch;
  color: var(--mist);
  line-height: 1.8;
}

.page-contact .cooperate__tags {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .cooperate__actions {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .cooperate__fig {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(90, 62, 140, 0.28), var(--ink-console) 70%);
}

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

.page-contact .cooperate__fig figcaption {
  padding: 12px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--line);
  background: rgba(6, 10, 24, 0.72);
}

@media (min-width: 900px) {
  .page-contact .cooperate {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

/* ---------- 地址 ---------- */
.page-contact .address-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 52px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ink-console);
}

.page-contact .address-panel__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--pc-gridline) 1px, transparent 1px),
    linear-gradient(to bottom, var(--pc-gridline) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: 0.45;
  -webkit-mask-image: radial-gradient(circle at 74% 26%, #000 0%, transparent 74%);
  mask-image: radial-gradient(circle at 74% 26%, #000 0%, transparent 74%);
  pointer-events: none;
}

.page-contact .address-panel__body {
  position: relative;
}

.page-contact .address-panel .prose {
  margin: 14px 0 0;
  max-width: 46ch;
  color: var(--mist);
  line-height: 1.8;
}

.page-contact .address-panel__transit {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--cyan-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  transition: color 0.3s ease, border-color 0.3s ease;
}

.page-contact .address-panel:hover .address-panel__transit {
  color: var(--white);
  border-color: var(--gold);
}

/* ---------- 结尾入口 ---------- */
.page-contact .next-links {
  margin-top: clamp(24px, 4vw, 40px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .next-links .index-card {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-contact .next-links .index-card:hover,
.page-contact .next-links .index-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--cyan);
}

.page-contact .next-links .index-card__title {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  color: var(--white);
}

.page-contact .next-links .index-card__meta {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .next-links .index-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

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

@media (min-width: 1060px) {
  .page-contact .next-links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 降低动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .next-links .index-card,
  .page-contact .address-panel__transit {
    transition: none;
  }

  .page-contact .next-links .index-card:hover,
  .page-contact .next-links .index-card:focus-visible {
    transform: none;
  }
}