.page-contact {
  background: var(--sb-cream);
  color: var(--sb-ink);
  overflow-x: hidden;
}

/* ===== 面包屑 ===== */
.page-contact .contact-crumb {
  padding: 104px 0 0;
}
.page-contact .contact-crumb .sb-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--sb-muted);
}
.page-contact .contact-crumb .sb-breadcrumb__link {
  color: var(--sb-muted);
  text-decoration: none;
  transition: color .2s var(--sb-ease);
}
.page-contact .contact-crumb .sb-breadcrumb__link:hover {
  color: var(--sb-lake);
}
.page-contact .contact-crumb .sb-breadcrumb__current {
  color: var(--sb-sun);
  font-weight: 600;
}

/* ===== 章节索引小字 ===== */
.page-contact .contact-index {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .18em;
  color: var(--sb-sun);
}
.page-contact .contact-index::before {
  content: "";
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--sb-sun);
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  padding: 16px 0 56px;
  overflow: hidden;
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -8%;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(255,138,31,.22), rgba(255,138,31,0) 68%);
  pointer-events: none;
}
.page-contact .contact-hero .sb-wrap {
  position: relative;
  z-index: 1;
}
.page-contact .contact-hero__title {
  margin: 0 0 24px;
  font-family: var(--sb-font-display);
  font-weight: 900;
  font-size: clamp(2.4rem, 7vw, 5rem);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--sb-night);
}
.page-contact .contact-hero__accent {
  display: inline-block;
  padding: 0 6px;
  margin: 0 -6px;
  background: linear-gradient(to top, var(--sb-amber) 0 24%, transparent 24%);
}
.page-contact .contact-hero__lede {
  max-width: 40em;
  margin: 0 0 36px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--sb-muted);
}

.page-contact .contact-quickline {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 44px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .contact-quickline__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-contact .contact-quickline__key {
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .18em;
  color: var(--sb-muted);
}
.page-contact .contact-quickline__value {
  font-size: 15px;
  font-weight: 500;
  color: var(--sb-ink);
  word-break: break-all;
}

/* ===== 图片 ===== */
.page-contact .contact-banner {
  position: relative;
  margin: 8px 0 88px;
  border-radius: var(--sb-radius-l);
  overflow: hidden;
}
.page-contact .contact-banner .sb-media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .contact-banner .sb-media__caption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  margin: 0;
  padding: 10px 14px;
  border-radius: var(--sb-radius-s);
  background: rgba(13,16,48,.74);
  color: var(--sb-cream);
  font-size: 12.5px;
  line-height: 1.65;
  letter-spacing: .02em;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

/* ===== 通用区块间距 ===== */
.page-contact .contact-block {
  padding: 0 0 96px;
}

/* ===== 分栏：渠道卡 + 时间线 ===== */
.page-contact .contact-split__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
}
.page-contact .contact-split__title {
  margin: 0 0 14px;
  font-family: var(--sb-font-display);
  font-weight: 800;
  font-size: clamp(1.7rem, 4.2vw, 2.3rem);
  line-height: 1.2;
  letter-spacing: -.015em;
  color: var(--sb-night);
}
.page-contact .contact-split__lede {
  margin: 0 0 32px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--sb-muted);
  max-width: 36em;
}

/* 渠道卡 */
.page-contact .contact-channels {
  display: grid;
  gap: 22px;
}
.page-contact .contact-channel {
  position: relative;
  padding: 32px 24px 24px;
  background: var(--sb-white);
  border: 1px solid rgba(23,179,201,.24);
  border-radius: var(--sb-radius-m);
  box-shadow: var(--sb-shadow-card);
  overflow: hidden;
  transition: transform .3s var(--sb-ease), box-shadow .3s var(--sb-ease), border-color .3s var(--sb-ease);
}
.page-contact .contact-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
}
.page-contact .contact-channel--sun::before { background: var(--sb-sun); }
.page-contact .contact-channel--lake::before { background: var(--sb-lake); }
.page-contact .contact-channel--dusk::before { background: var(--sb-dusk); }
.page-contact .contact-channel:hover {
  transform: translateY(-6px);
  box-shadow: var(--sb-shadow-card-hover);
  border-color: rgba(23,179,201,.5);
}
.page-contact .contact-channel__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--sb-sun);
  background: rgba(255,138,31,.13);
}
.page-contact .contact-channel--lake .contact-channel__tag {
  color: var(--sb-lake-deep);
  background: rgba(23,179,201,.15);
}
.page-contact .contact-channel--dusk .contact-channel__tag {
  color: var(--sb-dusk);
  background: rgba(108,75,224,.13);
}
.page-contact .contact-channel__title {
  margin: 0 0 10px;
  font-family: var(--sb-font-display);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.32;
  color: var(--sb-night);
}
.page-contact .contact-channel__text {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--sb-muted);
}
.page-contact .contact-channel__text:last-child {
  margin-bottom: 0;
}
.page-contact .contact-copyrow {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px dashed rgba(154,163,191,.42);
}
.page-contact .contact-copyrow__label {
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--sb-muted);
}
.page-contact .contact-copyrow__value {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--sb-ink);
  word-break: break-all;
}

/* 时间线 */
.page-contact .contact-timeline {
  position: relative;
  margin: 0;
  padding: 4px 0 4px 36px;
  list-style: none;
  display: grid;
  gap: 34px;
}
.page-contact .contact-timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(to bottom, var(--sb-sun), var(--sb-lake) 55%, var(--sb-dusk));
}
.page-contact .contact-timeline__step {
  position: relative;
}
.page-contact .contact-timeline__step::before {
  content: "";
  position: absolute;
  left: -36px;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--sb-cream);
  border: 3px solid var(--sb-sun);
  box-shadow: 0 0 0 4px rgba(255,138,31,.16);
}
.page-contact .contact-timeline__step:nth-child(2)::before {
  border-color: var(--sb-amber);
  box-shadow: 0 0 0 4px rgba(255,194,75,.22);
}
.page-contact .contact-timeline__step:nth-child(3)::before {
  border-color: var(--sb-lake);
  box-shadow: 0 0 0 4px rgba(23,179,201,.18);
}
.page-contact .contact-timeline__step:nth-child(4)::before {
  border-color: var(--sb-dusk);
  box-shadow: 0 0 0 4px rgba(108,75,224,.16);
}
.page-contact .contact-timeline__day {
  margin: 0 0 6px;
  font-family: var(--sb-font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--sb-sun);
}
.page-contact .contact-timeline__title {
  margin: 0 0 8px;
  font-family: var(--sb-font-display);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--sb-night);
}
.page-contact .contact-timeline__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--sb-muted);
}

/* ===== 地址与时段 ===== */
.page-contact .contact-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
  align-items: start;
}
.page-contact .contact-address {
  position: relative;
  margin: 0 0 28px;
  padding: 22px 22px 22px 26px;
  background: var(--sb-white);
  border-radius: var(--sb-radius-s);
  border-left: 4px solid var(--sb-sun);
  box-shadow: var(--sb-shadow-card);
}
.page-contact .contact-address__label {
  margin: 0 0 10px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--sb-sun);
}
.page-contact .contact-address__value {
  margin: 0;
  font-family: var(--sb-font-mono);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--sb-ink);
}
.page-contact .contact-hours {
  margin: 0;
  display: grid;
}
.page-contact .contact-hours__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(154,163,191,.28);
}
.page-contact .contact-hours__row:last-child {
  border-bottom: 0;
}
.page-contact .contact-hours dt {
  margin: 0;
  font-size: 14px;
  color: var(--sb-muted);
}
.page-contact .contact-hours dd {
  margin: 0;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--sb-ink);
}
.page-contact .contact-visit__media {
  position: relative;
  margin: 0;
  aspect-ratio: 4 / 3;
  border-radius: var(--sb-radius-l);
  overflow: hidden;
  box-shadow: var(--sb-shadow-card);
}
.page-contact .contact-visit__media .sb-media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .contact-visit__media .sb-media__caption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  margin: 0;
  padding: 10px 14px;
  border-radius: var(--sb-radius-s);
  background: rgba(13,16,48,.74);
  color: var(--sb-cream);
  font-size: 12.5px;
  line-height: 1.6;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

/* ===== 深色引路区块 ===== */
.page-contact .contact-dark {
  position: relative;
  margin: 0 0 96px;
  background: var(--sb-night);
  color: var(--sb-cream);
  overflow: hidden;
}
.page-contact .contact-dark::before {
  content: "";
  position: absolute;
  top: -140px;
  right: -90px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,138,31,.34), rgba(255,138,31,0) 68%);
  pointer-events: none;
}
.page-contact .contact-dark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--sb-sun), transparent);
  opacity: .6;
}
.page-contact .contact-dark__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
  padding: 64px 0;
}
.page-contact .contact-dark__index {
  color: var(--sb-amber);
}
.page-contact .contact-dark__index::before {
  background: var(--sb-amber);
}
.page-contact .contact-dark__title {
  margin: 0 0 18px;
  font-family: var(--sb-font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4.6vw, 2.8rem);
  line-height: 1.14;
  letter-spacing: -.015em;
  color: var(--sb-cream);
}
.page-contact .contact-dark__lede {
  margin: 0;
  max-width: 40em;
  font-size: 16.5px;
  line-height: 1.8;
  color: rgba(247,242,232,.78);
}
.page-contact .contact-dark__links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-contact .contact-dark__btn {
  align-self: stretch;
  text-align: center;
}
.page-contact .contact-dark__hint {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(247,242,232,.62);
}
.page-contact .contact-dark__hint a {
  color: var(--sb-lake);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-contact .contact-dark__hint a:hover {
  color: var(--sb-amber);
}

/* ===== 合作说明 ===== */
.page-contact .contact-partner__grid {
  margin-top: 36px;
}
.page-contact .contact-partner__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.page-contact .contact-partner__note {
  margin: 34px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--sb-muted);
}
.page-contact .contact-partner__note p {
  margin: 0;
}
.page-contact .contact-partner__note a {
  color: var(--sb-lake-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-contact .contact-partner__note a:hover {
  color: var(--sb-sun);
}

/* ===== 呼吸动效 ===== */
@media (prefers-reduced-motion: no-preference) {
  .page-contact .contact-timeline__step::before {
    animation: contactPulse 3.4s ease-in-out infinite;
  }
  .page-contact .contact-timeline__step:nth-child(2)::before { animation-delay: .8s; }
  .page-contact .contact-timeline__step:nth-child(3)::before { animation-delay: 1.6s; }
  .page-contact .contact-timeline__step:nth-child(4)::before { animation-delay: 2.4s; }
}
@keyframes contactPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.16); }
}

/* ===== 平板与桌面 ===== */
@media (min-width: 640px) {
  .page-contact .contact-hours__row {
    grid-template-columns: minmax(150px, 1fr) 2fr;
    gap: 26px;
    align-items: baseline;
  }
  .page-contact .contact-banner .sb-media__caption,
  .page-contact .contact-visit__media .sb-media__caption {
    left: 22px;
    right: auto;
    max-width: 62%;
    bottom: 22px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-block {
    padding: 0 0 120px;
  }
  .page-contact .contact-banner {
    margin-bottom: 104px;
  }
  .page-contact .contact-split__grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 72px;
    align-items: start;
  }
  .page-contact .contact-visit__grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
  }
  .page-contact .contact-dark__inner {
    grid-template-columns: 1.45fr 1fr;
    gap: 68px;
    align-items: center;
    padding: 84px 0;
  }
  .page-contact .contact-dark__links {
    align-items: flex-start;
  }
  .page-contact .contact-dark__btn {
    align-self: flex-start;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero {
    padding-bottom: 64px;
  }
  .page-contact .contact-hero__lede {
    max-width: 42em;
  }
  .page-contact .contact-channels {
    gap: 24px;
  }
}
<<<END>>>