.page-contact {
  --ct-gap: clamp(18px, 3.4vw, 34px);
  background: var(--lb-bg);
  color: var(--lb-warm);
  font-family: var(--lb-font-body);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: clip;
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding-top: clamp(24px, 5vw, 52px);
  padding-bottom: clamp(22px, 4vw, 38px);
  background:
    radial-gradient(95% 130% at 102% -10%, rgba(61, 255, 193, 0.17), rgba(11, 31, 26, 0) 62%),
    radial-gradient(70% 90% at -12% 40%, rgba(255, 122, 26, 0.11), rgba(11, 31, 26, 0) 60%);
}

.page-contact .ct-hero__title {
  margin: 12px 0 0;
  font-family: var(--lb-font-display);
  font-weight: 800;
  font-size: clamp(50px, 12vw, 104px);
  line-height: 0.92;
  letter-spacing: 0.05em;
  color: var(--lb-white);
}

.page-contact .ct-hero__lead {
  max-width: 62ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--lb-muted);
}

.page-contact .ct-hero__meta {
  list-style: none;
  margin: clamp(22px, 4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  border-top: 1px solid var(--lb-line);
  padding-top: 18px;
}

.page-contact .ct-hero__meta li {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .ct-hero__k {
  font-family: var(--lb-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lb-accent-dim);
}

.page-contact .ct-hero__v {
  font-size: 15px;
  color: var(--lb-warm);
  letter-spacing: 0.01em;
}

@media (min-width: 720px) {
  .page-contact .ct-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }
  .page-contact .ct-hero__meta li {
    padding: 0 18px;
    border-left: 1px solid var(--lb-line);
  }
  .page-contact .ct-hero__meta li:first-child {
    padding-left: 0;
    border-left: 0;
  }
}

/* ---------- 联系渠道 ---------- */
.page-contact .ct-channels {
  margin-top: clamp(10px, 2vw, 22px);
  position: relative;
}

.page-contact .ct-banner {
  position: relative;
  margin: 0;
  border: 1px solid var(--lb-line);
  border-radius: var(--lb-radius-l);
  overflow: hidden;
}

.page-contact .ct-banner img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.page-contact .ct-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 31, 26, 0.12) 0%, rgba(11, 31, 26, 0.6) 58%, rgba(11, 31, 26, 0.97) 100%);
  pointer-events: none;
}

.page-contact .ct-banner__cap {
  position: absolute;
  left: clamp(14px, 3vw, 26px);
  bottom: clamp(30px, 5vw, 44px);
  z-index: 2;
  font-family: var(--lb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--lb-mist);
}

.page-contact .ct-channels__grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--ct-gap);
  margin-top: -34px;
}

@media (min-width: 900px) {
  .page-contact .ct-channels__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    align-items: start;
    margin-top: -64px;
  }
}

.page-contact .ct-card {
  padding: clamp(20px, 3.6vw, 34px);
  border: 1px solid var(--lb-line);
  border-radius: var(--lb-radius-l);
  background: linear-gradient(168deg, var(--lb-panel) 0%, var(--lb-panel-deep) 100%);
  box-shadow: 0 34px 70px -52px rgba(0, 0, 0, 0.95);
}

.page-contact .ct-channels__title {
  margin: 0 0 8px;
  font-family: var(--lb-font-display);
  font-weight: 750;
  font-size: clamp(22px, 3vw, 30px);
  letter-spacing: 0.02em;
  color: var(--lb-white);
}

.page-contact .ct-channel {
  padding: 16px 0 4px;
  border-top: 1px dashed var(--lb-line);
  margin-top: 14px;
}

.page-contact .ct-channel:first-of-type {
  border-top: 0;
  margin-top: 6px;
}

.page-contact .ct-channel__label {
  display: inline-block;
  font-family: var(--lb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--lb-accent-dim);
}

.page-contact .ct-channel__value {
  margin: 8px 0 6px;
  font-family: var(--lb-font-mono);
  font-weight: 600;
  font-size: clamp(18px, 4.2vw, 30px);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--lb-white);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel__hint {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--lb-muted);
  max-width: 46ch;
}

.page-contact .ct-address {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 34px);
  border: 1px solid var(--lb-line);
  border-radius: var(--lb-radius-l);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(255, 122, 26, 0.2), rgba(18, 48, 42, 0) 62%),
    linear-gradient(152deg, var(--lb-panel) 0%, var(--lb-panel-deep) 100%);
  box-shadow: 0 34px 70px -52px rgba(0, 0, 0, 0.95);
}

.page-contact .ct-address__edge {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 14px;
  background: var(--lb-orange);
  clip-path: polygon(0 0, 100% 0, 100% 32%, 0 100%);
  opacity: 0.92;
}

.page-contact .ct-address .lb-pill {
  margin-top: 10px;
}

.page-contact .ct-address__text {
  margin: 16px 0 0;
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.65;
  font-weight: 600;
  color: var(--lb-white);
}

.page-contact .ct-address__note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--lb-muted);
}

.page-contact .ct-address__zone {
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--lb-line);
  font-family: var(--lb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--lb-accent-dim);
}

/* ---------- 沟通指引 ---------- */
.page-contact .ct-guide {
  margin-top: clamp(48px, 8vw, 96px);
}

.page-contact .ct-guide__head {
  max-width: 64ch;
}

.page-contact .ct-guide__title {
  margin: 10px 0 0;
  font-family: var(--lb-font-display);
  font-weight: 750;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--lb-white);
}

.page-contact .ct-guide__lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--lb-muted);
}

.page-contact .ct-guide__layout {
  display: grid;
  gap: var(--ct-gap);
  margin-top: clamp(22px, 3.4vw, 36px);
}

@media (min-width: 920px) {
  .page-contact .ct-guide__layout {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: start;
  }
}

.page-contact .ct-topic {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 6px 14px;
  padding: 18px 0;
  border-top: 1px solid var(--lb-line);
}

.page-contact .ct-topic:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-contact .ct-topic__idx {
  font-family: var(--lb-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lb-accent);
  padding-top: 4px;
}

.page-contact .ct-topic__title {
  margin: 0;
  font-size: 17.5px;
  font-weight: 650;
  line-height: 1.35;
  color: var(--lb-white);
}

.page-contact .ct-topic__text {
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--lb-muted);
}

.page-contact .ct-topic__link {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--lb-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lb-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 255, 193, 0.4);
  padding-bottom: 2px;
}

.page-contact .ct-topic__link:hover {
  color: var(--lb-white);
  border-bottom-color: var(--lb-white);
}

.page-contact .ct-guide__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--lb-line);
  border-radius: var(--lb-radius-l);
  overflow: hidden;
  background: var(--lb-panel-deep);
}

.page-contact .ct-guide__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.95) contrast(1.05);
}

.page-contact .ct-guide__figure figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px clamp(14px, 2.6vw, 22px);
  background: linear-gradient(180deg, rgba(10, 27, 23, 0) 0%, rgba(10, 27, 23, 0.94) 72%);
  font-family: var(--lb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--lb-mist);
}

/* ---------- 商务合作 ---------- */
.page-contact .ct-biz {
  margin-top: clamp(48px, 8vw, 96px);
}

.page-contact .ct-biz__head {
  max-width: 62ch;
}

.page-contact .ct-biz__title {
  margin: 10px 0 0;
  font-family: var(--lb-font-display);
  font-weight: 750;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--lb-white);
}

.page-contact .ct-biz__lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--lb-muted);
}

.page-contact .ct-biz__grid {
  display: grid;
  gap: var(--ct-gap);
  margin-top: clamp(22px, 3.4vw, 34px);
}

@media (min-width: 780px) {
  .page-contact .ct-biz__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }
  .page-contact .ct-biz__item:nth-child(2) {
    transform: translateY(-14px);
  }
}

.page-contact .ct-biz__item {
  padding: 22px 22px 26px;
  border: 1px solid var(--lb-line);
  border-top: 2px solid var(--lb-accent);
  border-radius: var(--lb-radius-m);
  background: linear-gradient(172deg, rgba(30, 74, 63, 0.55) 0%, rgba(18, 48, 42, 0.22) 100%);
}

.page-contact .ct-biz__item:nth-child(2) {
  border-top-color: var(--lb-orange);
}

.page-contact .ct-biz__item:nth-child(3) {
  border-top-color: var(--lb-mist);
}

.page-contact .ct-biz__num {
  display: block;
  font-family: var(--lb-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--lb-accent-dim);
}

.page-contact .ct-biz__name {
  margin: 12px 0 0;
  font-size: 18px;
  font-weight: 650;
  line-height: 1.4;
  color: var(--lb-white);
}

.page-contact .ct-biz__text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--lb-muted);
}

.page-contact .ct-biz__more {
  margin: clamp(22px, 3vw, 30px) 0 0;
  font-size: 14.5px;
  color: var(--lb-muted);
}

.page-contact .ct-biz__more a {
  color: var(--lb-accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 255, 193, 0.4);
}

.page-contact .ct-biz__more a:hover {
  color: var(--lb-white);
  border-bottom-color: var(--lb-white);
}

/* ---------- 响应时段 ---------- */
.page-contact .ct-hours {
  margin-top: clamp(44px, 7vw, 84px);
  display: grid;
  gap: var(--ct-gap);
  padding: clamp(22px, 4vw, 40px);
  border: 1px solid var(--lb-line);
  border-radius: var(--lb-radius-l);
  background:
    radial-gradient(110% 130% at 6% 0%, rgba(61, 255, 193, 0.15), rgba(10, 27, 23, 0) 58%),
    linear-gradient(140deg, rgba(18, 48, 42, 0.9) 0%, rgba(10, 27, 23, 0.95) 100%);
}

@media (min-width: 880px) {
  .page-contact .ct-hours {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: clamp(24px, 4vw, 52px);
  }
}

.page-contact .ct-hours__title {
  margin: 10px 0 0;
  font-size: 18px;
  font-weight: 650;
  color: var(--lb-white);
}

.page-contact .ct-hours__time {
  margin: 14px 0 0;
  font-family: var(--lb-font-mono);
  font-weight: 600;
  font-size: clamp(24px, 5vw, 38px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--lb-accent);
  overflow-wrap: anywhere;
}

.page-contact .ct-hours__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--lb-muted);
}

.page-contact .ct-hours__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

/* ---------- 备案信息 ---------- */
.page-contact .ct-filing {
  margin-top: clamp(30px, 5vw, 56px);
}

.page-contact .ct-filing__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px clamp(20px, 4vw, 44px);
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid var(--lb-line);
  border-bottom: 1px solid var(--lb-line);
  font-family: var(--lb-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--lb-muted);
  overflow-wrap: anywhere;
}

.page-contact .ct-filing__item {
  display: inline-flex;
  gap: 8px;
  align-items: baseline;
}

.page-contact .ct-filing__k {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lb-accent-dim);
}

.page-contact .ct-backtop {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  padding: 10px 20px;
  border: 1px solid var(--lb-line);
  border-radius: var(--lb-pill);
  font-size: 13px;
  color: var(--lb-warm);
  text-decoration: none;
  transition: border-color 180ms ease, color 180ms ease;
}

.page-contact .ct-backtop:hover,
.page-contact .ct-backtop:focus-visible {
  border-color: var(--lb-accent);
  color: var(--lb-accent);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-biz__item:nth-child(2) {
    transform: none;
  }
  .page-contact .ct-backtop {
    transition: none;
  }
}