.page-contact {
  --pc-line: rgba(42, 58, 82, .9);
  --pc-line-soft: rgba(42, 58, 82, .55);
  --pc-glow-blue: rgba(78, 168, 222, .18);
  --pc-glow-orange: rgba(240, 138, 60, .16);
  background: var(--abyss-950);
  color: var(--silver-200);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 26px 0 52px;
  background: var(--ink-900);
  border-radius: 0 0 var(--radius-card) var(--radius-card);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  opacity: .4;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(7, 13, 24, .92) 0%, rgba(7, 13, 24, .58) 44%, rgba(7, 13, 24, .98) 100%),
    radial-gradient(110% 80% at 90% 4%, var(--pc-glow-orange), transparent 62%),
    radial-gradient(110% 80% at 4% 98%, var(--pc-glow-blue), transparent 64%);
}

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

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: 30px;
}

.page-contact .contact-hero .kicker {
  color: var(--benz-blue-500);
}

.page-contact .contact-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 9vw, 72px);
  line-height: .97;
  letter-spacing: -.035em;
  color: var(--silver-050);
}

.page-contact .contact-hero__title span {
  color: var(--benz-blue-500);
}

.page-contact .contact-hero__lede {
  max-width: 56ch;
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--silver-200);
}

.page-contact .contact-hero__facts {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .contact-hero__facts li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .05em;
  color: var(--muted-500);
}

.page-contact .contact-hero__fact-no {
  color: var(--bmw-orange-500);
  flex: none;
}

/* ---------- 章节骨架 ---------- */
.page-contact .section {
  padding: 52px 0 0;
}

.page-contact .section__head {
  margin-bottom: 24px;
}

.page-contact .section__no {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-condensed);
  font-size: 13px;
  letter-spacing: .3em;
  color: var(--bmw-orange-500);
}

.page-contact .section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 5.6vw, 40px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--silver-050);
}

.page-contact .section__lead {
  max-width: 64ch;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-200);
}

/* ---------- 01 联络渠道 ---------- */
.page-contact .contact-direct__grid {
  display: grid;
  gap: 16px;
}

.page-contact .contact-panel {
  display: grid;
  gap: 16px;
}

.page-contact .contact-block {
  position: relative;
  overflow: hidden;
  padding: 22px 20px 24px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  background: linear-gradient(155deg, rgba(22, 35, 58, .96), rgba(12, 22, 38, .98));
  transition: border-color .26s var(--ease), transform .26s var(--ease);
}

.page-contact .contact-block::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--benz-blue-500), rgba(78, 168, 222, 0));
}

.page-contact .contact-block--phone::before {
  background: linear-gradient(180deg, var(--bmw-orange-500), rgba(240, 138, 60, 0));
}

.page-contact .contact-block:hover {
  border-color: rgba(78, 168, 222, .6);
  transform: translateY(-2px);
}

.page-contact .contact-block--phone:hover {
  border-color: rgba(240, 138, 60, .6);
}

.page-contact .contact-block .mono-note {
  color: var(--muted-500);
}

.page-contact .contact-block__value {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(16px, 4.6vw, 26px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--silver-050);
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color .22s var(--ease);
}

.page-contact .contact-block__value:hover,
.page-contact .contact-block__value:focus-visible {
  color: var(--benz-blue-500);
}

.page-contact .contact-block--phone .contact-block__value:hover,
.page-contact .contact-block--phone .contact-block__value:focus-visible {
  color: var(--bmw-orange-500);
}

.page-contact .contact-block__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted-500);
}

.page-contact .contact-block__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  margin-top: 18px;
}

.page-contact .contact-block__actions .link-underline {
  font-size: 14px;
}

/* 地址坐标网格 */
.page-contact .coord {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 250px;
  padding: 22px 20px 24px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  background-color: var(--ink-900);
  background-image:
    repeating-linear-gradient(0deg, rgba(42, 58, 82, .6) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(90deg, rgba(42, 58, 82, .6) 0 1px, transparent 1px 34px);
  overflow: hidden;
}

.page-contact .coord::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -70px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63, 224, 196, .2), transparent 70%);
  pointer-events: none;
}

.page-contact .coord .mono-note {
  position: absolute;
  top: 20px;
  left: 20px;
  color: var(--muted-500);
}

.page-contact .coord__pin {
  position: absolute;
  top: 33%;
  left: 40%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan-glow-400);
  box-shadow: 0 0 0 6px rgba(63, 224, 196, .13), 0 0 18px rgba(63, 224, 196, .5);
}

.page-contact .coord__value {
  position: relative;
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: -.01em;
  color: var(--silver-050);
}

.page-contact .coord__note {
  position: relative;
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted-500);
}

/* ---------- 金属分隔带 ---------- */
.page-contact .contact-band {
  position: relative;
  margin: 44px 0 0;
  padding: 0;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.page-contact .contact-band img {
  display: block;
  width: 100%;
  height: 170px;
  object-fit: cover;
}

.page-contact .contact-band__cap {
  position: absolute;
  left: 18px;
  bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--silver-200);
  text-shadow: 0 1px 6px rgba(7, 13, 24, .9);
}

/* ---------- 02 邮件指南 ---------- */
.page-contact .mail-guide {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
}

.page-contact .mail-guide__item {
  padding: 20px 20px 22px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  background: var(--graphite-800);
  transition: border-color .26s var(--ease), transform .26s var(--ease);
}

.page-contact .mail-guide__item:hover {
  border-color: rgba(240, 138, 60, .55);
  transform: translateY(-2px);
}

.page-contact .mail-guide__no {
  display: block;
  font-family: var(--font-condensed);
  font-size: 26px;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--bmw-orange-500);
}

.page-contact .mail-guide__item h3 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--silver-050);
}

.page-contact .mail-guide__item p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver-200);
}

.page-contact .mail-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  margin-top: 20px;
}

.page-contact .mail-cta .mono-note {
  color: var(--muted-500);
}

/* ---------- 03 电话预约 ---------- */
.page-contact .phone-split {
  display: grid;
  gap: 22px;
}

.page-contact .phone-main__lead {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver-200);
}

.page-contact .phone-steps {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .phone-steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .phone-steps__no {
  font-family: var(--font-condensed);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: .1em;
  color: var(--benz-blue-500);
}

.page-contact .phone-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver-200);
  overflow-wrap: anywhere;
}

.page-contact .phone-card {
  padding: 22px 20px 24px;
  border: 1px solid rgba(240, 138, 60, .38);
  border-radius: var(--radius-card);
  background:
    linear-gradient(165deg, rgba(240, 138, 60, .1), rgba(12, 22, 38, .96) 58%);
}

.page-contact .phone-card .mono-note {
  color: var(--bmw-orange-500);
}

.page-contact .phone-card__list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 16px 0 20px;
  padding: 0;
}

.page-contact .phone-card__list li {
  display: grid;
  gap: 2px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--pc-line-soft);
  font-size: 14px;
  line-height: 1.6;
  color: var(--silver-200);
}

.page-contact .phone-card__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .phone-card__list span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted-500);
}

/* ---------- 04 反馈与共建 ---------- */
.page-contact .build-grid {
  display: grid;
  gap: 16px;
}

.page-contact .build-card {
  padding: 22px 20px 24px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  background: var(--ink-900);
}

.page-contact .build-card--accent {
  border-color: rgba(78, 168, 222, .4);
  background:
    linear-gradient(165deg, rgba(78, 168, 222, .12), rgba(12, 22, 38, .96) 60%);
}

.page-contact .build-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--silver-050);
}

.page-contact .build-card p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver-200);
}

.page-contact .build-card .link-underline {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
}

/* ---------- 05 响应时段 ---------- */
.page-contact .hours {
  padding: 22px 20px 24px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  background: var(--graphite-800);
}

.page-contact .hours__bar {
  position: relative;
  height: 10px;
  border-radius: var(--radius-pill);
  background: rgba(42, 58, 82, .9);
  overflow: hidden;
}

.page-contact .hours__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--benz-blue-500), var(--cyan-glow-400));
}

.page-contact .hours__labels {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted-500);
}

.page-contact .hours__notes {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .hours__notes li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver-200);
}

.page-contact .hours__notes strong {
  display: inline-block;
  min-width: 76px;
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--mint-300);
}

/* ---------- 06 常见场景 ---------- */
.page-contact .scene-grid {
  list-style: none;
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
}

.page-contact .scene-card {
  padding: 20px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  background: var(--ink-900);
  transition: border-color .26s var(--ease), transform .26s var(--ease);
}

.page-contact .scene-card:hover {
  border-color: rgba(78, 168, 222, .55);
  transform: translateY(-2px);
}

.page-contact .scene-card h3 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--silver-050);
}

.page-contact .scene-card p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver-200);
}

.page-contact .scene-card .link-underline {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
}

/* ---------- 收尾 ---------- */
.page-contact .next-bar {
  display: grid;
  gap: 16px;
  padding: 24px 20px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-card);
  background:
    linear-gradient(120deg, rgba(78, 168, 222, .1), rgba(240, 138, 60, .08)),
    var(--ink-900);
}

.page-contact .next-bar__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver-200);
}

.page-contact .next-bar__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-contact .next-bar__link {
  display: inline-block;
  padding: 9px 16px;
  border: 1px solid var(--pc-line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--silver-200);
  text-decoration: none;
  transition: border-color .24s var(--ease), color .24s var(--ease);
}

.page-contact .next-bar__link:hover,
.page-contact .next-bar__link:focus-visible {
  border-color: var(--benz-blue-500);
  color: var(--benz-blue-500);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-hero {
    padding: 34px 0 66px;
  }

  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .contact-band img {
    height: 220px;
  }

  .page-contact .hours {
    padding: 26px 26px 28px;
  }

  .page-contact .next-bar {
    padding: 28px 26px;
  }
}

@media (min-width: 780px) {
  .page-contact .mail-guide {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .build-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 18px;
  }
}

@media (min-width: 860px) {
  .page-contact .section {
    padding-top: 68px;
  }

  .page-contact .contact-direct__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, .72fr);
    gap: 20px;
  }

  .page-contact .coord {
    min-height: 100%;
  }

  .page-contact .contact-band {
    margin-top: 56px;
  }

  .page-contact .contact-band img {
    height: 260px;
  }

  .page-contact .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 20px;
  }

  .page-contact .scene-card:nth-child(even) {
    margin-top: 26px;
  }

  .page-contact .next-bar {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .phone-split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-contact .phone-card {
    position: sticky;
    top: 24px;
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-hero {
    padding: 40px 0 78px;
  }

  .page-contact .contact-hero__lede {
    font-size: 17px;
  }

  .page-contact .section__lead {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-block,
  .page-contact .mail-guide__item,
  .page-contact .scene-card,
  .page-contact .next-bar__link {
    transition: color .2s linear, border-color .2s linear;
  }

  .page-contact .contact-block:hover,
  .page-contact .mail-guide__item:hover,
  .page-contact .scene-card:hover {
    transform: none;
  }
}
<<<END>>>