.page-contact {
  --pc-line: rgba(201, 162, 39, .26);
  --pc-soft: rgba(242, 242, 247, .06);
  --pc-cyan-soft: rgba(53, 208, 224, .12);
  --pc-violet-soft: rgba(123, 77, 255, .10);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding: clamp(20px, 3vw, 36px) 0 clamp(40px, 6vw, 84px);
  overflow: hidden;
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: .9;
  pointer-events: none;
}

.page-contact .pc-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  min-width: 0;
}

.page-contact .pc-hero__title {
  margin: 14px 0 0;
  transform: skewX(-1.6deg);
  transform-origin: left bottom;
  letter-spacing: -.02em;
  line-height: 1.06;
}

.page-contact .pc-hero__copy .bs-lede {
  margin-top: clamp(16px, 2vw, 22px);
  color: var(--mute);
  max-width: 62ch;
}

.page-contact .pc-hero__facts {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-contact .pc-hero__facts li {
  border: 1px solid var(--pc-line);
  border-left: 3px solid var(--gold);
  background: rgba(26, 26, 36, .55);
  padding: 8px 14px;
  font-size: 14px;
  color: var(--mute);
  line-height: 1.5;
}

.page-contact .pc-hero__facts b {
  color: var(--gold-hi);
  font-weight: 600;
  font-family: var(--font-mono);
}

.page-contact .pc-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--pc-line);
  background: var(--deep);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  overflow: hidden;
}

.page-contact .pc-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .pc-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, var(--pc-violet-soft), transparent 46%, var(--pc-cyan-soft));
  pointer-events: none;
}

.page-contact .pc-hero__caption {
  position: relative;
  z-index: 1;
  padding: 10px 16px;
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: .04em;
  color: var(--mute);
  border-top: 1px solid var(--hairline);
  background: rgba(7, 7, 11, .72);
}

/* ---------- 联系渠道 ---------- */
.page-contact .pc-channels {
  padding: clamp(36px, 5vw, 72px) 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .pc-channels__inner {
  display: grid;
  gap: clamp(26px, 3.5vw, 44px);
  min-width: 0;
}

.page-contact .pc-channels__index .bs-title-md {
  margin: 10px 0 0;
}

.page-contact .pc-index {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .pc-index a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  border-left: 2px solid var(--pc-line);
  color: var(--mute);
  text-decoration: none;
  font-size: 15px;
  transition: color var(--fast), border-color var(--fast), background var(--fast);
}

.page-contact .pc-index a .bs-mono {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: .1em;
}

.page-contact .pc-index a:hover,
.page-contact .pc-index a:focus-visible {
  color: var(--ink);
  border-left-color: var(--violet);
  background: var(--pc-violet-soft);
  outline: none;
}

.page-contact .pc-channels__list {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-contact .pc-channel {
  border: 1px solid var(--hairline);
  border-top: 2px solid var(--gold);
  background: linear-gradient(180deg, rgba(26, 26, 36, .92), rgba(15, 15, 22, .68));
  padding: clamp(20px, 3vw, 30px);
  scroll-margin-top: 112px;
  transition: border-color var(--fast), transform var(--slow), box-shadow var(--slow);
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  border-color: var(--pc-line);
  border-top-color: var(--gold-hi);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(0, 0, 0, .42);
}

.page-contact .pc-channel__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-contact .pc-channel__label {
  margin: 6px 0 0;
  font-size: clamp(18px, 2.2vw, 22px);
  color: var(--ink);
  font-weight: 600;
}

.page-contact .pc-channel__value {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.3vw, 26px);
  line-height: 1.4;
  color: var(--cyan);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__value--addr {
  font-size: clamp(16px, 1.8vw, 20px);
  color: var(--ink);
}

.page-contact .pc-channel__desc {
  margin: 12px 0 0;
  color: var(--mute);
  font-size: 15px;
  line-height: 1.75;
  max-width: 56ch;
}

.page-contact .pc-copy {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
}

/* ---------- 数据问题反馈 ---------- */
.page-contact .pc-guide {
  padding: clamp(36px, 5vw, 76px) 0;
  border-top: 1px solid var(--hairline);
  background: linear-gradient(180deg, rgba(15, 15, 22, .7), transparent 70%);
}

.page-contact .pc-guide__inner {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  min-width: 0;
  align-items: start;
}

.page-contact .pc-guide__body .bs-title-lg {
  margin: 12px 0 0;
}

.page-contact .pc-guide__lede {
  margin: 16px 0 0;
  color: var(--mute);
  font-size: 16px;
  line-height: 1.8;
  max-width: 58ch;
}

.page-contact .pc-steps {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0 0 0 2px;
  border-left: 1px solid var(--line);
}

.page-contact .pc-steps li {
  position: relative;
  padding: 0 0 clamp(20px, 2.6vw, 26px) 24px;
}

.page-contact .pc-steps li:last-child {
  padding-bottom: 0;
}

.page-contact .pc-steps li::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 7px;
  width: 7px;
  height: 7px;
  background: var(--gold);
}

.page-contact .pc-steps li:nth-child(2)::before { background: var(--violet); }
.page-contact .pc-steps li:nth-child(3)::before { background: var(--lava); }
.page-contact .pc-steps li:nth-child(4)::before { background: var(--cyan); }

.page-contact .pc-steps__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-contact .pc-steps__title {
  margin: 5px 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}

.page-contact .pc-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mute);
  max-width: 54ch;
}

.page-contact .pc-guide__foot {
  margin: clamp(20px, 2.5vw, 28px) 0 0;
  padding: 12px 16px;
  border-left: 3px solid var(--cyan);
  background: var(--pc-cyan-soft);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .pc-guide__figure {
  margin: 0;
  border: 1px solid var(--hairline);
  background: var(--carbon);
  overflow: hidden;
}

.page-contact .pc-guide__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 25 / 14;
  object-fit: cover;
}

.page-contact .pc-guide__figure .bs-media__caption {
  display: block;
  padding: 10px 14px;
  border-top: 1px solid var(--hairline);
  color: var(--mute);
  font-size: 12.5px;
  line-height: 1.6;
}

/* ---------- 合作与内容 ---------- */
.page-contact .pc-collab {
  padding: clamp(36px, 5vw, 72px) 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .pc-collab .bs-title-lg {
  margin: 12px 0 0;
}

.page-contact .pc-collab__lede {
  margin: 16px 0 0;
  color: var(--mute);
  font-size: 16px;
  line-height: 1.8;
  max-width: 62ch;
}

.page-contact .pc-collab__grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 3vw, 34px);
}

.page-contact .pc-card {
  padding: clamp(20px, 3vw, 28px);
  border-left: 3px solid var(--gold);
  min-width: 0;
}

.page-contact .pc-card--violet {
  border-left-color: var(--violet);
}

.page-contact .pc-card .bs-card__meta {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--gold);
}

.page-contact .pc-card--violet .bs-card__meta {
  color: var(--violet);
}

.page-contact .pc-card__text {
  margin: 14px 0 0;
  color: var(--mute);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-hours {
  padding: clamp(32px, 5vw, 68px) 0;
  border-top: 1px solid var(--hairline);
}

.page-contact .pc-hours__title {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
}

.page-contact .pc-hours__panel {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(22px, 3.5vw, 40px);
  border: 1px solid var(--pc-line);
  background: linear-gradient(110deg, rgba(201, 162, 39, .12), rgba(15, 15, 22, .92) 44%, var(--pc-cyan-soft));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-contact .pc-hours__clock {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .pc-hours__time {
  font-family: var(--font-mono);
  font-size: clamp(30px, 6vw, 56px);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--gold-hi);
}

.page-contact .pc-hours__day {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--mute);
}

.page-contact .pc-hours__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-hours__list li {
  position: relative;
  padding-left: 20px;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .pc-hours__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 备案与入口 ---------- */
.page-contact .pc-legal {
  padding: clamp(32px, 4vw, 58px) 0 clamp(44px, 6vw, 84px);
  border-top: 1px solid var(--hairline);
}

.page-contact .pc-legal__inner {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  min-width: 0;
}

.page-contact .pc-legal__id .bs-title-md {
  margin: 10px 0 0;
}

.page-contact .pc-legal__icp {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--ink);
}

.page-contact .pc-legal__region {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--mute);
}

.page-contact .pc-legal__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.page-contact .pc-legal__link {
  display: inline-block;
  padding-bottom: 2px;
  color: var(--ink);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px dashed var(--pc-line);
  transition: color var(--fast), border-color var(--fast);
}

.page-contact .pc-legal__link:hover,
.page-contact .pc-legal__link:focus-visible {
  color: var(--gold-hi);
  border-bottom-color: var(--gold-hi);
  outline: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-contact .pc-collab__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 860px) {
  .page-contact .pc-hours__panel {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.4fr);
    align-items: center;
  }

  .page-contact .pc-legal__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, auto);
    align-items: end;
  }

  .page-contact .pc-legal__links {
    justify-content: flex-end;
    max-width: 420px;
  }
}

@media (min-width: 920px) {
  .page-contact .pc-channels__inner {
    grid-template-columns: minmax(0, 236px) minmax(0, 1fr);
  }

  .page-contact .pc-channels__index {
    position: sticky;
    top: 104px;
    align-self: start;
  }
}

@media (min-width: 980px) {
  .page-contact .pc-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }

  .page-contact .pc-guide__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

@media (max-width: 480px) {
  .page-contact .pc-channel__value {
    font-size: 15px;
  }

  .page-contact .pc-hero__facts li {
    flex: 1 1 100%;
  }
}