.page-contact {
  --contact-pad: clamp(20px, 5vw, 56px);
  background: var(--ink-deep);
  color: var(--ice);
}

/* ---------- 通用排版 ---------- */
.page-contact h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(25px, 3.4vw, 40px);
  line-height: 1.24;
  letter-spacing: .01em;
  margin: 0 0 .42em;
}

.page-contact .section-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 56px) 0 clamp(38px, 6vw, 78px);
  background:
    radial-gradient(90% 72% at 94% 0%, rgba(43, 224, 208, .17), transparent 62%),
    radial-gradient(70% 62% at 0% 100%, rgba(255, 90, 31, .13), transparent 64%),
    linear-gradient(165deg, var(--ink) 0%, var(--ink-deep) 100%);
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -14%;
  width: 58%;
  height: 170%;
  background: linear-gradient(90deg, transparent, rgba(43, 224, 208, .07));
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-contact .contact-crumb {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(20px, 3.5vw, 40px);
}

.page-contact .contact-crumb .breadcrumbs,
.page-contact .contact-crumb .breadcrumbs a {
  color: var(--mist);
}

.page-contact .contact-crumb .breadcrumbs a:hover {
  color: var(--cyan);
}

.page-contact .contact-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-contact .contact-hero-main {
  min-width: 0;
}

.page-contact .contact-hero-main h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(46px, 10vw, 112px);
  line-height: .9;
  letter-spacing: -.02em;
  margin: 12px 0 16px;
  color: var(--ice);
}

.page-contact .contact-hero-lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(247, 250, 252, .78);
}

.page-contact .contact-lines {
  margin-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--line-strong);
}

.page-contact .contact-line {
  display: block;
  padding: 14px 0 15px;
  border-bottom: 1px solid var(--line-strong);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--t-fast), color var(--t-fast);
}

.page-contact .contact-line-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 7px;
}

.page-contact .contact-line-val {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 4.3vw, 40px);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -.01em;
  overflow-wrap: anywhere;
}

.page-contact .contact-line:hover,
.page-contact .contact-line:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-contact .contact-line:hover .contact-line-val,
.page-contact .contact-line:focus-visible .contact-line-val {
  color: var(--cyan);
}

.page-contact .contact-hours {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--lava);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.9;
  letter-spacing: .03em;
  color: var(--mist);
}

.page-contact .contact-hero-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--graphite);
}

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

.page-contact .contact-hero-figure::after {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(43, 224, 208, .42);
  pointer-events: none;
}

/* ---------- 三种渠道 ---------- */
.page-contact .contact-channels {
  padding: clamp(38px, 6vw, 76px) 0;
  background: var(--ink-brown);
  color: var(--ice);
}

.page-contact .channel-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3.4vw, 36px);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 22px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(43, 52, 64, .62), rgba(11, 27, 51, .42));
  transition: border-color var(--t-fast), transform var(--t-fast), background var(--t-fast);
}

.page-contact .channel-card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
  background: linear-gradient(180deg, rgba(43, 52, 64, .92), rgba(11, 27, 51, .62));
}

.page-contact .channel-card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.42;
  color: var(--ice);
}

.page-contact .channel-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(247, 250, 252, .74);
}

.page-contact .channel-card p.channel-value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 17px);
  line-height: 1.6;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .channel-card p.channel-meta {
  margin-top: auto;
  padding-top: 11px;
  border-top: 1px dashed var(--line-strong);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.7;
  letter-spacing: .03em;
  color: var(--mist);
}

/* ---------- 联系前准备 ---------- */
.page-contact .contact-prep {
  padding: clamp(38px, 6vw, 80px) 0;
  background: var(--paper);
  color: var(--ink-brown);
}

.page-contact .contact-prep .section-label,
.page-contact .contact-place .section-label {
  color: var(--press);
}

.page-contact .prep-head {
  max-width: 60ch;
}

.page-contact .prep-lede {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: rgba(26, 18, 14, .78);
}

.page-contact .prep-list {
  margin-top: clamp(22px, 3.6vw, 38px);
  border-top: 1px solid var(--line-paper);
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-paper);
}

.page-contact .prep-num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--press);
  padding-top: 3px;
}

.page-contact .prep-item h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink-brown);
}

.page-contact .prep-item p {
  margin: 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(26, 18, 14, .76);
}

/* ---------- 响应时间 ---------- */
.page-contact .contact-sla {
  padding: clamp(36px, 5.5vw, 68px) 0;
  background:
    repeating-linear-gradient(90deg, rgba(43, 224, 208, .13) 0 1px, transparent 1px 76px),
    linear-gradient(115deg, var(--teal) 0%, var(--ink) 82%);
  color: var(--ice);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .contact-sla .section-label {
  color: var(--ice);
}

.page-contact .sla-inner {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
}

.page-contact .sla-copy {
  max-width: 52ch;
}

.page-contact .sla-copy h2 {
  color: var(--ice);
}

.page-contact .sla-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(247, 250, 252, .82);
}

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

.page-contact .sla-stat {
  display: grid;
  gap: 5px;
  padding: 13px 0 12px;
  border-top: 2px solid var(--cyan);
}

.page-contact .sla-val {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.6vw, 24px);
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-contact .sla-key {
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: rgba(247, 250, 252, .74);
}

/* ---------- 主题行分流 ---------- */
.page-contact .contact-routing {
  padding: clamp(38px, 6vw, 76px) 0;
  background: var(--ink);
  color: var(--ice);
}

.page-contact .routing-head {
  max-width: 56ch;
}

.page-contact .routing-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 250, 252, .76);
}

.page-contact .routing-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(22px, 3.4vw, 36px);
}

.page-contact .routing-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid transparent;
  background: rgba(43, 52, 64, .38);
  transition: border-color var(--t-fast), background var(--t-fast);
}

.page-contact .routing-card:hover {
  border-left-color: var(--lava);
  background: rgba(43, 52, 64, .72);
}

.page-contact .routing-card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ice);
}

.page-contact .routing-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: rgba(247, 250, 252, .74);
}

.page-contact .routing-code {
  display: block;
  margin-top: auto;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.65;
  letter-spacing: .02em;
  color: var(--cyan);
  background: rgba(11, 27, 51, .8);
  border: 1px solid var(--line-strong);
  overflow-wrap: anywhere;
  user-select: all;
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-place {
  padding: clamp(38px, 6vw, 76px) 0;
  background: var(--paper);
  color: var(--ink-brown);
}

.page-contact .place-card {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--line-paper);
  background: var(--ice);
  box-shadow: 6px 6px 0 rgba(26, 18, 14, .09);
}

.page-contact .place-map {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: grayscale(.55) contrast(1.06);
}

.page-contact .place-body {
  min-width: 0;
  padding: clamp(22px, 3.6vw, 40px);
}

.page-contact .place-body h2 {
  color: var(--ink-brown);
}

.page-contact .place-address {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.3vw, 21px);
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: -.01em;
  color: var(--press);
  overflow-wrap: anywhere;
}

.page-contact .place-note {
  margin: 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(26, 18, 14, .78);
}

.page-contact .place-details {
  margin-top: 20px;
  border-top: 1px solid var(--line-paper);
  border-bottom: 1px solid var(--line-paper);
}

.page-contact .place-details > summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .07em;
  color: var(--press);
}

.page-contact .place-details > summary::-webkit-details-marker {
  display: none;
}

.page-contact .place-details > summary::before {
  content: "+";
  font-size: 15px;
  line-height: 1;
}

.page-contact .place-details[open] > summary::before {
  content: "−";
}

.page-contact .place-dl {
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
}

.page-contact .place-dl > div {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 10px;
}

.page-contact .place-dl dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  line-height: 1.8;
  color: rgba(26, 18, 14, .56);
  padding-top: 2px;
}

.page-contact .place-dl dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-brown);
  overflow-wrap: anywhere;
}

.page-contact .place-icp {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: rgba(26, 18, 14, .56);
}

/* ---------- 延伸链接 ---------- */
.page-contact .contact-links {
  padding: clamp(34px, 5vw, 64px) 0 clamp(44px, 6vw, 84px);
  background: var(--ink-deep);
  color: var(--ice);
}

.page-contact .link-grid {
  display: grid;
  gap: 1px;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-contact .link-grid a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 100%;
  padding: 18px 16px 20px;
  text-decoration: none;
  color: var(--ice);
  background: var(--ink-deep);
  transition: background var(--t-fast), color var(--t-fast);
}

.page-contact .link-grid a:hover,
.page-contact .link-grid a:focus-visible {
  background: var(--ink);
  color: var(--cyan);
}

.page-contact .link-grid strong {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
}

.page-contact .link-grid span {
  font-size: 13px;
  line-height: 1.68;
  color: var(--mist);
  transition: color var(--t-fast);
}

.page-contact .link-grid a:hover span {
  color: rgba(43, 224, 208, .78);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-contact .sla-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 720px) {
  .page-contact .channel-grid,
  .page-contact .routing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .prep-item {
    grid-template-columns: 42px 190px minmax(0, 1fr);
    column-gap: 22px;
    row-gap: 0;
    align-items: baseline;
  }

  .page-contact .prep-num {
    grid-row: auto;
    padding-top: 0;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(30px, 4vw, 52px);
  }

  .page-contact .sla-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-contact .place-card {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .place-map {
    aspect-ratio: auto;
    height: 100%;
    min-height: 340px;
  }
}

@media (min-width: 1000px) {
  .page-contact .link-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-line,
  .page-contact .contact-line-val,
  .page-contact .channel-card,
  .page-contact .routing-card,
  .page-contact .link-grid a,
  .page-contact .link-grid span {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>