.page-contact {
  --contact-cut: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  --contact-ink-soft: #4A3B32;
  background: var(--bsm-cream);
  color: var(--bsm-ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 5vw, 52px) 0 clamp(44px, 7vw, 88px);
  background:
    radial-gradient(90% 70% at 88% 6%, rgba(255, 90, 54, 0.20), transparent 62%),
    radial-gradient(70% 60% at 6% 96%, rgba(53, 240, 192, 0.12), transparent 66%),
    var(--bsm-night);
  color: var(--bsm-paper);
  overflow: hidden;
}

.page-contact .contact-hero__mesh {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(46, 74, 107, 0.55) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(46, 74, 107, 0.38) 0 1px, transparent 1px 96px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.10));
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.10));
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .bsm-breadcrumb__link,
.page-contact .bsm-breadcrumb__sep {
  color: var(--bsm-steel);
}

.page-contact .bsm-breadcrumb__link {
  text-decoration: none;
}

.page-contact .bsm-breadcrumb__link:hover,
.page-contact .bsm-breadcrumb__link:focus-visible {
  color: var(--bsm-teal);
}

.page-contact .bsm-breadcrumb__current {
  color: var(--bsm-paper);
}

.page-contact .contact-hero__layout {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  margin-top: clamp(20px, 4vw, 40px);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--bsm-font-serif);
  font-size: clamp(30px, 6vw, 58px);
  line-height: 1.14;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--bsm-paper);
}

.page-contact .contact-hero__mark {
  color: var(--bsm-teal);
  background: linear-gradient(180deg, transparent 64%, rgba(53, 240, 192, 0.20) 64%);
}

.page-contact .contact-hero__title::after {
  content: "";
  display: block;
  width: 92px;
  height: 3px;
  margin-top: 22px;
  background: linear-gradient(90deg, var(--bsm-teal), var(--bsm-flame));
}

.page-contact .contact-hero__intro {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: rgba(251, 247, 239, 0.78);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  background: var(--bsm-night-2);
  clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 100%);
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.92);
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels {
  position: relative;
  padding: clamp(44px, 7vw, 84px) 0 clamp(48px, 8vw, 92px);
  background: var(--bsm-night-2);
  color: var(--bsm-paper);
  overflow: hidden;
}

.page-contact .contact-channels::before {
  content: "";
  position: absolute;
  top: 0;
  left: -10%;
  width: 120%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bsm-teal), transparent);
  opacity: 0.55;
  transform: rotate(-1.2deg);
  transform-origin: left center;
  pointer-events: none;
}

.page-contact .contact-channels__head h2 {
  margin: 12px 0 0;
  font-family: var(--bsm-font-serif);
  font-size: clamp(25px, 4vw, 38px);
  line-height: 1.24;
  font-weight: 700;
  color: var(--bsm-paper);
}

.page-contact .contact-channels__layout {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(24px, 4vw, 44px);
}

.page-contact .contact-channel-list {
  display: grid;
  gap: 14px;
}

.page-contact .contact-channel {
  position: relative;
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 32px);
  background: rgba(11, 27, 51, 0.78);
  border-top: 1px solid rgba(46, 74, 107, 0.9);
  border-bottom: 1px solid rgba(46, 74, 107, 0.9);
  border-left: 3px solid var(--bsm-teal);
  clip-path: var(--contact-cut);
  transition: background 0.2s ease, border-left-color 0.2s ease;
}

.page-contact .contact-channel:hover {
  background: rgba(11, 27, 51, 0.95);
  border-left-color: var(--bsm-flame);
}

.page-contact .contact-channel__index {
  position: absolute;
  top: 16px;
  right: clamp(18px, 3vw, 30px);
  font-family: var(--bsm-font-num);
  font-size: 15px;
  letter-spacing: 0.16em;
  color: var(--bsm-steel);
}

.page-contact .contact-channel__label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--bsm-teal);
}

.page-contact .contact-channel__value {
  margin: 0;
  line-height: 1.2;
}

.page-contact .contact-channel__value--text {
  font-family: var(--bsm-font-sans);
  font-size: clamp(17px, 3.4vw, 26px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--bsm-paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel__value--num {
  font-family: var(--bsm-font-num);
  font-size: clamp(38px, 8vw, 66px);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--bsm-flame);
}

.page-contact .contact-channel__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(251, 247, 239, 0.72);
}

.page-contact .contact-scope {
  padding: clamp(20px, 3vw, 32px);
  background:
    linear-gradient(155deg, rgba(53, 240, 192, 0.10), rgba(255, 90, 54, 0.07) 72%, rgba(11, 27, 51, 0) 100%),
    rgba(11, 27, 51, 0.62);
  border: 1px solid rgba(53, 240, 192, 0.30);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-contact .contact-scope__title {
  margin: 0;
  font-family: var(--bsm-font-serif);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  color: var(--bsm-paper);
}

.page-contact .contact-scope__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .contact-scope__item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-top: 1px dashed rgba(46, 74, 107, 0.9);
}

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

.page-contact .contact-scope__no {
  font-family: var(--bsm-font-num);
  font-size: 18px;
  line-height: 1.3;
  color: var(--bsm-teal);
}

.page-contact .contact-scope__text h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--bsm-paper);
}

.page-contact .contact-scope__text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(251, 247, 239, 0.72);
}

.page-contact .contact-scope__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(53, 240, 192, 0.28);
  font-size: 13px;
  line-height: 1.7;
  color: var(--bsm-teal);
}

/* ---------- 资料与对接 ---------- */
.page-contact .contact-desk {
  padding: clamp(48px, 8vw, 96px) 0;
  background: var(--bsm-cream);
  color: var(--bsm-ink);
}

.page-contact .contact-desk__inner {
  display: grid;
  gap: clamp(28px, 5vw, 54px);
}

.page-contact .contact-desk__body h2 {
  margin: 12px 0 0;
  font-family: var(--bsm-font-serif);
  font-size: clamp(25px, 4vw, 38px);
  line-height: 1.24;
  font-weight: 700;
  color: var(--bsm-ink);
}

.page-contact .contact-desk__lead {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--contact-ink-soft);
}

.page-contact .contact-desk__steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .contact-desk__step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid rgba(36, 27, 22, 0.14);
}

.page-contact .contact-desk__step:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .contact-desk__step-no {
  font-family: var(--bsm-font-num);
  font-size: 30px;
  line-height: 0.9;
  color: var(--bsm-flame);
}

.page-contact .contact-desk__step h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--bsm-ink);
}

.page-contact .contact-desk__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--contact-ink-soft);
}

.page-contact .contact-desk__tags {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-desk__figure {
  position: relative;
  margin: 0;
  background: var(--bsm-night);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-contact .contact-desk__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 联系地址 ---------- */
.page-contact .contact-address {
  padding: clamp(44px, 7vw, 88px) 0;
  background: var(--bsm-paper);
}

.page-contact .contact-address__inner {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-contact .contact-address__card {
  position: relative;
  padding: clamp(24px, 4vw, 40px);
  background-color: var(--bsm-cream);
  background-image:
    repeating-linear-gradient(90deg, rgba(46, 74, 107, 0.18) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(0deg, rgba(46, 74, 107, 0.13) 0 1px, transparent 1px 56px);
  border-left: 4px solid var(--bsm-flame);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-contact .contact-address__card h2 {
  margin: 12px 0 0;
  font-family: var(--bsm-font-serif);
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.3;
  font-weight: 700;
  color: var(--bsm-ink);
}

.page-contact .contact-address__line {
  margin: 18px 0 0;
  font-family: var(--bsm-font-serif);
  font-size: clamp(19px, 2.8vw, 26px);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--bsm-ink);
}

.page-contact .contact-address__note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--contact-ink-soft);
}

.page-contact .contact-address__aside h3 {
  margin: 0 0 10px;
  font-family: var(--bsm-font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--bsm-ink);
}

.page-contact .contact-address__aside p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--contact-ink-soft);
}

.page-contact .contact-address__aside .bsm-btn-row {
  margin: 0;
}

/* ---------- 备案信息 ---------- */
.page-contact .contact-legal {
  padding: clamp(34px, 5vw, 58px) 0;
  background: var(--bsm-night);
  color: var(--bsm-paper);
}

.page-contact .contact-legal__inner {
  display: grid;
  gap: 18px;
}

.page-contact .contact-legal__id h2 {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--bsm-steel);
}

.page-contact .contact-legal__icp {
  margin: 0;
  font-family: var(--bsm-font-num);
  font-size: clamp(16px, 2.4vw, 20px);
  letter-spacing: 0.06em;
  color: var(--bsm-paper);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-legal__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__layout {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }

  .page-contact .contact-desk__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-contact .contact-address__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-channels__layout {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-channel {
    transition: none;
  }
}
<<<END>>>