.page-contact {
  --pc-line: rgba(195, 212, 210, 0.26);
  --pc-line-warm: rgba(224, 168, 60, 0.55);
  --pc-dim: rgba(244, 241, 232, 0.74);
  --pc-gap: clamp(20px, 3vw, 36px);
  background: var(--paper);
  color: var(--text);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(20px, 3.6vw, 36px) 0 clamp(52px, 7vw, 100px);
  border-radius: 0 0 clamp(26px, 5vw, 44px) clamp(26px, 5vw, 44px);
  background:
    radial-gradient(110% 82% at 6% -4%, rgba(224, 168, 60, 0.28), transparent 56%),
    radial-gradient(80% 72% at 98% 8%, rgba(169, 240, 75, 0.16), transparent 58%),
    linear-gradient(165deg, var(--ink) 0%, var(--ink-dark) 100%);
  color: var(--paper);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(rgba(195, 212, 210, 0.18) 1px, transparent 1px);
  background-size: 24px 24px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 72%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 72%);
}

.page-contact .contact-hero .breadcrumb {
  margin: 0 0 clamp(18px, 3vw, 30px);
  font-size: 13px;
}

.page-contact .contact-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero .breadcrumb li {
  color: var(--mist);
}

.page-contact .contact-hero .breadcrumb li + li::before {
  content: "/";
  margin: 0 8px;
  color: rgba(195, 212, 210, 0.45);
}

.page-contact .contact-hero .breadcrumb a {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}

.page-contact .contact-hero .breadcrumb a:hover,
.page-contact .contact-hero .breadcrumb a:focus-visible {
  border-bottom-color: currentColor;
}

.page-contact .hero-label {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--gold-soft);
}

.page-contact .hero-title {
  margin: 14px 0 0;
  font-size: clamp(29px, 5.6vw, 60px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  max-width: 18em;
  color: var(--paper);
}

.page-contact .hero-lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 58ch;
  font-size: clamp(16px, 0.5vw + 14px, 19px);
  line-height: 1.78;
  color: var(--pc-dim);
}

.page-contact .rail-heading {
  margin: clamp(32px, 4.6vw, 52px) 0 0;
  font-size: clamp(17px, 0.9vw + 14px, 22px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

/* ---------- 三通道画板 ---------- */

.page-contact .channel-rail {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.page-contact .channel-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 30px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--pc-line);
  background: linear-gradient(168deg, rgba(17, 86, 90, 0.9), rgba(6, 42, 43, 0.95));
  color: var(--paper);
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.42s var(--ease), border-color 0.3s ease;
}

.page-contact .channel-panel:hover,
.page-contact .channel-panel:focus-visible {
  transform: translateY(-6px);
  border-color: var(--pc-line-warm);
}

.page-contact .channel-panel--main {
  border-color: var(--pc-line-warm);
  background:
    radial-gradient(95% 115% at 88% 2%, rgba(224, 168, 60, 0.3), transparent 62%),
    linear-gradient(168deg, var(--ink-mid), var(--ink-dark));
  box-shadow: var(--shadow-panel);
}

.page-contact .channel-panel--main::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--lime));
}

.page-contact .channel-icon {
  display: block;
  width: 36px;
  height: 36px;
  color: var(--gold);
}

.page-contact .channel-panel--main .channel-icon {
  width: 42px;
  height: 42px;
  color: var(--gold-soft);
}

.page-contact .channel-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-contact .channel-tag {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--gold-soft);
}

.page-contact .channel-title {
  margin: 0;
  font-size: clamp(19px, 1.1vw + 15px, 25px);
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-contact .channel-panel--main .channel-title {
  font-size: clamp(22px, 1.8vw + 15px, 33px);
}

.page-contact .channel-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--pc-dim);
}

.page-contact .channel-meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--gold-soft);
  word-break: break-all;
}

.page-contact .channel-go {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-contact .channel-go::after {
  content: "→";
  transition: transform 0.3s var(--ease);
}

.page-contact .channel-panel:hover .channel-go::after,
.page-contact .channel-panel:focus-visible .channel-go::after {
  transform: translateX(5px);
}

.page-contact .channel-figure {
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  height: clamp(130px, 19vw, 214px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--pc-line);
  overflow: hidden;
  background: rgba(17, 86, 90, 0.5);
}

.page-contact .channel-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.86;
}

/* ---------- 通用章节 ---------- */

.page-contact .contact-section {
  padding: clamp(54px, 7.5vw, 96px) 0;
}

.page-contact .contact-section--tight {
  padding: clamp(48px, 6vw, 78px) 0 clamp(58px, 7vw, 92px);
}

.page-contact .contact-section--paper {
  background: var(--paper);
}

.page-contact .contact-section--soft {
  background: var(--paper-2);
}

.page-contact .contact-section--ink {
  background: linear-gradient(150deg, var(--ink) 0%, var(--ink-dark) 100%);
  color: var(--paper);
}

.page-contact .sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(26px, 3.6vw, 44px);
  max-width: 66ch;
}

.page-contact .sec-kicker {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.17em;
  color: var(--gold-ink);
}

.page-contact .contact-section--ink .sec-kicker {
  color: var(--gold-soft);
}

.page-contact .sec-title {
  margin: 0;
  font-size: clamp(24px, 2.4vw + 14px, 42px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-contact .sec-lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(16px, 0.4vw + 14px, 18px);
  line-height: 1.78;
  color: var(--text-soft);
}

.page-contact .contact-section--ink .sec-lead {
  color: var(--pc-dim);
}

.page-contact .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ---------- 在线时段 ---------- */

.page-contact .hours-grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
  align-items: start;
}

.page-contact .hours-facts {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
}

.page-contact .hours-facts > div {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(195, 212, 210, 0.6);
}

.page-contact .hours-facts dt {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-soft);
}

.page-contact .hours-facts dd {
  margin: 0 0 0 auto;
  font-size: clamp(17px, 1vw + 14px, 22px);
  font-weight: 800;
  color: var(--text);
}

.page-contact .hours-note {
  margin: 22px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-contact .hours-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--mist);
  background: var(--paper-3);
  overflow: hidden;
}

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

.page-contact .timeline {
  display: flex;
  height: 48px;
  margin-top: 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--mist);
  overflow: hidden;
}

.page-contact .timeline .seg {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-contact .timeline .seg--night {
  flex: 0 0 37.5%;
  background: repeating-linear-gradient(135deg, rgba(195, 212, 210, 0.6) 0 6px, rgba(195, 212, 210, 0.3) 6px 12px);
}

.page-contact .timeline .seg--night:last-child {
  flex: 0 0 25%;
}

.page-contact .timeline .seg--live {
  flex: 1 1 auto;
  font-weight: 700;
  color: var(--ink-dark);
  background: linear-gradient(90deg, var(--gold), var(--lime));
}

/* ---------- 邮件信息清单 ---------- */

.page-contact .mail-tips {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-radius: var(--radius-lg);
  border: 1px solid var(--mist);
  background: linear-gradient(180deg, var(--paper-3), var(--paper-2));
  overflow: hidden;
}

.page-contact .mail-tips li {
  display: grid;
  gap: 6px;
  padding: 18px clamp(18px, 2.4vw, 28px);
  border-bottom: 1px solid rgba(195, 212, 210, 0.5);
}

.page-contact .mail-tips li:last-child {
  border-bottom: 0;
}

.page-contact .tip-key {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold-ink);
}

.page-contact .tip-val {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-contact .tips-foot {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 商务合作 ---------- */

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

.page-contact .biz-steps li {
  padding: 22px clamp(18px, 2.4vw, 28px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(195, 212, 210, 0.22);
  background: rgba(17, 86, 90, 0.42);
}

.page-contact .step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--lime);
}

.page-contact .step-title {
  margin: 10px 0 8px;
  font-size: clamp(18px, 0.8vw + 15px, 22px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .biz-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pc-dim);
}

.page-contact .biz-foot {
  display: grid;
  gap: 18px;
  margin-top: clamp(26px, 3.6vw, 42px);
  padding-top: clamp(20px, 2.6vw, 30px);
  border-top: 1px solid var(--pc-line);
}

.page-contact .biz-foot p {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pc-dim);
}

.page-contact .biz-foot .btn {
  justify-self: start;
}

/* ---------- 内容与媒体 ---------- */

.page-contact .content-grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
  align-items: start;
}

.page-contact .content-copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--text-soft);
}

.page-contact .content-copy p:last-child {
  margin-bottom: 0;
}

.page-contact .content-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .content-list li {
  padding: 18px clamp(16px, 2vw, 24px);
  border-radius: var(--radius-md);
  background: var(--paper-3);
  border-left: 4px solid var(--gold);
}

.page-contact .cl-tag {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--gold-ink);
}

.page-contact .content-list p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--text-soft);
}

.page-contact .content-foot {
  margin: clamp(24px, 3vw, 36px) 0 0;
}

/* ---------- 地址与到访 ---------- */

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

.page-contact .visit-card {
  padding: clamp(18px, 2.2vw, 26px);
  border-radius: var(--radius-md);
  border: 1px solid var(--mist);
  background: var(--paper-3);
}

.page-contact .visit-card--lead {
  background: linear-gradient(160deg, var(--paper-3), var(--paper));
  border-color: rgba(224, 168, 60, 0.6);
}

.page-contact .visit-label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--gold-ink);
}

.page-contact .visit-addr {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.7;
  font-weight: 700;
  color: var(--text);
}

.page-contact .visit-addr--mono {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15.5px;
  letter-spacing: 0.02em;
  word-break: break-all;
}

.page-contact .visit-note {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 快速出口 ---------- */

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

.page-contact .quick-list a {
  display: grid;
  gap: 4px 14px;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 18px clamp(16px, 2vw, 24px);
  border-radius: var(--radius-md);
  border: 1px solid var(--mist);
  background: var(--paper-3);
  text-decoration: none;
  transition: border-color 0.3s ease, transform 0.36s var(--ease), background-color 0.3s ease;
}

.page-contact .quick-list a:hover,
.page-contact .quick-list a:focus-visible {
  transform: translateX(6px);
  border-color: rgba(224, 168, 60, 0.65);
  background: var(--paper-2);
}

.page-contact .q-title {
  grid-column: 1;
  font-size: 16.5px;
  font-weight: 800;
  color: var(--text);
}

.page-contact .q-desc {
  grid-column: 1;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--text-soft);
}

.page-contact .q-arrow {
  grid-column: 2;
  grid-row: 1 / span 2;
  font-size: 20px;
  color: var(--gold);
  transition: transform 0.3s var(--ease);
}

.page-contact .quick-list a:hover .q-arrow,
.page-contact .quick-list a:focus-visible .q-arrow {
  transform: translateX(5px);
}

/* ---------- 响应式 ---------- */

@media (max-width: 899px) {
  .page-contact .channel-figure {
    height: clamp(120px, 34vw, 170px);
  }
}

@media (min-width: 720px) {
  .page-contact .mail-tips li {
    grid-template-columns: 168px 1fr;
    gap: 6px 24px;
    align-items: baseline;
  }

  .page-contact .visit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .visit-card--lead {
    grid-column: 1 / -1;
  }

  .page-contact .quick-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .channel-rail {
    grid-template-columns: 0.82fr 1.5fr 0.82fr;
    gap: 20px;
  }

  .page-contact .hours-grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-contact .biz-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .content-grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-contact .biz-foot {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-contact .biz-foot .btn {
    justify-self: end;
  }
}

@media (min-width: 1100px) {
  .page-contact .visit-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .page-contact .visit-card--lead {
    grid-column: 1 / 2;
    grid-row: 1 / span 2;
  }
}

@media (max-width: 560px) {
  .page-contact .timeline .seg--live {
    font-size: 11px;
    letter-spacing: 0;
  }

  .page-contact .hero-title br {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-panel,
  .page-contact .quick-list a,
  .page-contact .channel-go::after,
  .page-contact .q-arrow {
    transition: none;
  }

  .page-contact .channel-panel:hover,
  .page-contact .channel-panel:focus-visible,
  .page-contact .quick-list a:hover,
  .page-contact .quick-list a:focus-visible {
    transform: none;
  }
}
<<<END>>>