.page-contact {
  --pc-card: rgba(14, 36, 56, .72);
  --pc-card-solid: #0E2438;
  --pc-gap: clamp(18px, 2.6vw, 34px);
  background: linear-gradient(180deg, #081826 0%, #081826 62%, #071420 100%);
  color: var(--paper);
  padding-bottom: clamp(40px, 6vw, 84px);
}

.page-contact .contact-shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

/* 面包屑 */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 20px 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}
.page-contact .crumb {
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-contact .crumb:hover { color: var(--cyan); }
.page-contact .crumb--current { color: var(--signal); }
.page-contact .crumb__sep { color: var(--line); }

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(8px, 2vw, 18px) 0 clamp(26px, 4vw, 44px);
  overflow: hidden;
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: -60px -20% 0 -20%;
  background-image:
    linear-gradient(to right, rgba(28, 59, 87, .5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(28, 59, 87, .5) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 92% at 14% 0%, #000 0%, rgba(0, 0, 0, .35) 46%, transparent 78%);
  mask-image: radial-gradient(120% 92% at 14% 0%, #000 0%, rgba(0, 0, 0, .35) 46%, transparent 78%);
  pointer-events: none;
  z-index: 0;
}
.page-contact .contact-hero > * {
  position: relative;
  z-index: 1;
}
.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.04;
  letter-spacing: -.01em;
  max-width: 18em;
}
.page-contact .contact-hero .lead {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

/* 首屏要点条 */
.page-contact .hero-facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}
.page-contact .hero-facts li {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
}
.page-contact .hero-facts b {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--cyan);
  word-break: break-word;
}

/* 主视觉 */
.page-contact .contact-visual {
  margin: 0 0 clamp(28px, 4vw, 52px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
}
.page-contact .contact-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* 双栏骨架 */
.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  align-items: start;
}
.page-contact .contact-body {
  display: grid;
  gap: clamp(30px, 4vw, 50px);
  min-width: 0;
}

/* 左侧联系卡 */
.page-contact .rail-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--pc-card);
  padding: clamp(18px, 2.4vw, 26px);
  box-shadow: 0 24px 48px -40px rgba(0, 0, 0, .95);
}
.page-contact .rail-card__label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-contact .coord {
  display: block;
}
.page-contact .coord + .coord {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--line-soft);
}
.page-contact .coord__key {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 2px;
  background: var(--cyan);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
}
.page-contact .coord__val {
  display: block;
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.55;
  color: var(--paper);
  word-break: break-word;
}
.page-contact .coord__val--mail {
  font-size: 13px;
  word-break: break-all;
}
.page-contact .coord__note {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.68;
  color: var(--mist);
}
.page-contact .rail-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--green);
}
.page-contact .rail-status__dot {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(73, 212, 157, .14);
  animation: pcPulse 2.8s ease-in-out infinite;
}
@keyframes pcPulse {
  0%, 100% { opacity: .5; }
  50% { opacity: 1; }
}

/* 区块标题 */
.page-contact .block-head { margin-bottom: 20px; }
.page-contact .block-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.14;
  letter-spacing: -.005em;
}
.page-contact .block-head p {
  margin: 10px 0 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

/* 咨询流程 */
.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .flow-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 16px 16px 15px;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--signal);
  border-radius: var(--radius);
  background: linear-gradient(90deg, rgba(255, 106, 43, .1), rgba(14, 36, 56, .55) 46%, rgba(14, 36, 56, .4));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-contact .flow-step:hover {
  border-color: rgba(255, 106, 43, .42);
  transform: translateX(2px);
}
.page-contact .flow-step__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--signal);
  padding-top: 3px;
}
.page-contact .flow-step__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}
.page-contact .flow-step__text {
  margin: 6px 0 0;
  font-size: 13.8px;
  line-height: 1.72;
  color: var(--mist);
}

/* 方向筛选 */
.page-contact .dir-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}
.page-contact .dir-toolbar .filter-btn {
  cursor: pointer;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: transparent;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .dir-toolbar .filter-btn:hover {
  color: var(--paper);
  border-color: var(--mist);
}
.page-contact .dir-toolbar .filter-btn[aria-pressed="true"] {
  color: var(--ink-900);
  background: var(--signal);
  border-color: var(--signal);
  font-weight: 600;
}
.page-contact .dir-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
}

/* 方向卡 */
.page-contact .dir-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-contact .dir-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2vw, 22px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(14, 36, 56, .55);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-contact .dir-card:hover {
  border-color: rgba(47, 227, 208, .45);
  background: rgba(14, 36, 56, .8);
}
.page-contact .dir-card[hidden] { display: none; }
.page-contact .dir-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.page-contact .dir-card__tag {
  padding: 2px 7px;
  border: 1px solid rgba(47, 227, 208, .38);
  border-radius: 2px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
}
.page-contact .dir-card__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}
.page-contact .dir-card__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}
.page-contact .dir-card__prep {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line-soft);
  font-size: 13px;
  line-height: 1.65;
  color: var(--paper);
}
.page-contact .dir-card__prep span {
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--signal);
}
.page-contact .dir-card__link {
  margin-top: auto;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-contact .dir-card__link:hover {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 服务时间与响应 */
.page-contact .hours {
  margin-top: clamp(34px, 5vw, 64px);
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--pc-card-solid);
}
.page-contact .hours__media {
  position: relative;
  overflow: hidden;
}
.page-contact .hours__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}
.page-contact .hours__body {
  padding: clamp(22px, 3.2vw, 42px);
}
.page-contact .hours__body h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 33px);
  line-height: 1.14;
}
.page-contact .hours__body > p {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}
.page-contact .hours__link {
  color: var(--cyan);
  text-decoration: none;
  margin: 0 2px;
  border-bottom: 1px solid rgba(47, 227, 208, .4);
}
.page-contact .hours__link:hover { color: var(--paper); }

/* 折叠说明 */
.page-contact .reply {
  margin-top: 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(8, 24, 38, .6);
}
.page-contact .reply summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
}
.page-contact .reply summary::-webkit-details-marker { display: none; }
.page-contact .reply summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--signal);
}
.page-contact .reply[open] summary::after { content: "–"; }
.page-contact .reply p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--mist);
}

/* 移动端优先的响应式扩展 */
@media (min-width: 760px) {
  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }
  .page-contact .hero-facts li {
    padding: 0 20px;
    border-left: 1px solid var(--line-soft);
  }
  .page-contact .hero-facts li:first-child {
    padding-left: 0;
    border-left: 0;
  }
  .page-contact .dir-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-grid {
    grid-template-columns: minmax(0, 336px) minmax(0, 1fr);
    gap: clamp(30px, 4vw, 62px);
  }
  .page-contact .contact-rail {
    position: sticky;
    top: 96px;
  }
  .page-contact .hours {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  }
  .page-contact .hours__media {
    min-height: 100%;
  }
  .page-contact .hours__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .rail-status__dot { animation: none; }
  .page-contact .flow-step:hover { transform: none; }
}
<<<END>>>