.page-contact {
  --contact-glow: radial-gradient(120% 90% at 12% 0%, rgba(200,166,86,.18), rgba(12,43,34,.0) 58%);
  --contact-line: rgba(200,166,86,.32);
  --channel-bg: linear-gradient(160deg, rgba(18,59,46,.72), rgba(10,23,36,.86));
  display: block;
  background: var(--ink-black);
}

/* ---------- hero ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(96px, 14vw, 168px) clamp(48px, 7vw, 84px);
  border-bottom: 1px solid var(--line-soft);
  background: var(--deep-green);
}
.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-contact .contact-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
  filter: saturate(.7) brightness(.8);
}
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--contact-glow), linear-gradient(180deg, rgba(7,11,14,.4), rgba(7,11,14,.94));
  pointer-events: none;
}
.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
}
.page-contact .contact-hero__inner .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}
.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(38px, 7vw, 74px);
  line-height: 1.06;
  letter-spacing: .01em;
  color: var(--ice);
}
.page-contact .contact-hero__lede {
  max-width: 62ch;
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--ice);
  opacity: .86;
}
.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(26px, 4vw, 40px);
}

/* ---------- 通道板 ---------- */
.page-contact .channel-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(28px, 4vw, 44px);
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3.4vw, 36px);
  background: var(--channel-bg);
  box-shadow: var(--shadow-micro);
}
.page-contact .channel--primary {
  background: linear-gradient(160deg, rgba(200,166,86,.16), rgba(10,23,36,.9) 62%);
  border-left: 2px solid var(--crown-gold);
}
.page-contact .channel__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-contact .channel__value {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 27px);
  line-height: 1.35;
  color: var(--light-gold);
  word-break: break-word;
}
.page-contact .channel__value--mono {
  font-family: var(--font-mono);
  letter-spacing: .01em;
}
.page-contact .channel__value--text {
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--ice);
}
.page-contact .channel__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ice);
  opacity: .78;
}
.page-contact .channel .btn {
  align-self: flex-start;
  margin-top: 4px;
}
.page-contact .contact-channels__stamp {
  margin-top: 18px;
}

/* ---------- 场景切换 ---------- */
.page-contact .scenes {
  margin-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--contact-line);
}
.page-contact .scenes__rail {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding: 14px 0 0;
  scrollbar-width: thin;
}
.page-contact .scenes__tab {
  flex: 0 0 auto;
  appearance: none;
  background: transparent;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 12px 20px;
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--mist);
  cursor: pointer;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}
.page-contact .scenes__tab:hover {
  color: var(--ice);
  border-color: var(--contact-line);
}
.page-contact .scenes__tab[aria-selected="true"] {
  color: var(--ink-black);
  background: linear-gradient(120deg, var(--crown-gold), var(--light-gold));
  border-color: var(--light-gold);
  font-weight: 600;
}
.page-contact .scenes__tab:focus-visible {
  outline: 2px solid var(--electric);
  outline-offset: 3px;
}
.page-contact .scenes__panels {
  margin-top: 22px;
}
.page-contact .scene {
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--electric);
  border-radius: var(--radius);
  padding: clamp(22px, 3.4vw, 38px);
  background: linear-gradient(150deg, rgba(10,23,36,.92), rgba(12,43,34,.62));
}
.page-contact .scene__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(21px, 2.6vw, 29px);
  line-height: 1.28;
  color: var(--ice);
}
.page-contact .scene p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ice);
  opacity: .82;
}
.page-contact .scene__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .scene__list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ice);
  opacity: .82;
}
.page-contact .scene__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 12px;
  height: 1px;
  background: var(--crown-gold);
}
.page-contact .scene__list li span {
  color: var(--light-gold);
}
.page-contact .scenes__media {
  margin-top: clamp(28px, 4vw, 44px);
}

/* ---------- 准备清单 ---------- */
.page-contact .prepare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
}
.page-contact .prepare-list {
  list-style: none;
  margin: clamp(24px, 3.5vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .prepare-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  align-items: start;
  padding: 22px 4px;
  background: var(--ink-black);
}
.page-contact .prepare-item__no {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.4;
  color: var(--crown-gold);
}
.page-contact .prepare-item__title {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ice);
}
.page-contact .prepare-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}
.page-contact .prepare-side {
  display: grid;
  gap: 16px;
  align-content: start;
}
.page-contact .side-card {
  border: 1px solid var(--contact-line);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 28px);
  background: linear-gradient(150deg, rgba(200,166,86,.12), rgba(7,11,14,.88) 70%);
}
.page-contact .side-card--quiet {
  border-color: var(--line-soft);
  background: linear-gradient(150deg, rgba(18,59,46,.6), rgba(7,11,14,.9));
}
.page-contact .side-card__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-contact .side-card__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 21px;
  line-height: 1.3;
  color: var(--light-gold);
}
.page-contact .side-card p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ice);
  opacity: .78;
}

/* ---------- 时段 ---------- */
.page-contact .contact-hours {
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(10,23,36,.9), rgba(7,11,14,1));
}
.page-contact .hours-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: clamp(24px, 4vw, 44px);
  background: linear-gradient(120deg, rgba(12,43,34,.9), rgba(7,11,14,.96));
}
.page-contact .hours-band__lead h2 {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.12;
  color: var(--ice);
}
.page-contact .hours-band__lead p {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ice);
  opacity: .8;
}
.page-contact .hours-facts {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}
.page-contact .hours-fact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: baseline;
  justify-content: space-between;
  padding: 16px 18px;
  background: var(--ink-black);
}
.page-contact .hours-fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-contact .hours-fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--electric);
}
.page-contact .hours-note {
  margin-top: clamp(24px, 3.5vw, 36px);
  display: grid;
  gap: 14px;
}
.page-contact .hours-note p {
  margin: 0;
  max-width: 74ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .channel-board {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .channel--primary {
    grid-column: 1 / -1;
  }
}

@media (min-width: 980px) {
  .page-contact .channel-board {
    grid-template-columns: 1.25fr 1fr 1fr;
  }
  .page-contact .channel--primary {
    grid-column: auto;
  }
  .page-contact .prepare-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }
  .page-contact .hours-band {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: center;
  }
  .page-contact .contact-hero {
    padding-block: clamp(120px, 15vw, 190px) clamp(64px, 8vw, 104px);
  }
}

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