.page-contact {
  --pc-line: rgba(20, 18, 15, 0.16);
  --pc-line-soft: rgba(20, 18, 15, 0.08);
  background: var(--sand);
  color: var(--ink);
  overflow-x: hidden;
}

.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(18px, 4vw, 44px) 0 clamp(34px, 6vw, 72px);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(11, 58, 60, 0.10), transparent 58%),
    var(--sand);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 26px;
  margin-top: 22px;
}

.page-contact .contact-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 7.4vw, 58px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--teal);
}

.page-contact .contact-lede {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(20, 18, 15, 0.84);
}

.page-contact .contact-sub-title {
  margin: 30px 0 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 3.2vw, 25px);
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--ink);
}

/* ---------- 渠道列表 ---------- */
.page-contact .channel-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-contact .channel {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 0 12px;
  padding: 16px 0 16px 0;
  border-top: 1px solid var(--pc-line);
  transition: background-color 180ms var(--ease);
}

.page-contact .channel:last-child {
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .channel:hover {
  background: rgba(255, 255, 255, 0.34);
}

.page-contact .channel__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--teal);
  padding-top: 4px;
}

.page-contact .channel__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-contact .channel__value {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--teal);
  word-break: break-word;
  user-select: all;
}

.page-contact .channel__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(20, 18, 15, 0.78);
}

.page-contact .channel__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.page-contact .pc-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  line-height: 1.5;
  padding: 3px 9px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-contact .pc-tag--sla {
  color: var(--orange-deep);
  border: 1px solid rgba(201, 67, 13, 0.55);
}

.page-contact .pc-tag--scope {
  background: var(--sand-deep);
  color: rgba(20, 18, 15, 0.8);
}

/* ---------- 首屏视觉 ---------- */
.page-contact .hero-visual {
  margin: 4px 0 0;
  display: flex;
  flex-direction: column;
}

.page-contact .hero-visual__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: 3px;
  filter: saturate(0.82) contrast(1.06);
}

.page-contact .hero-visual__cap {
  background: var(--teal);
  color: var(--sand);
  padding: 16px 18px 18px;
  border-radius: 0 0 3px 3px;
  border-top: 2px solid var(--cyan);
}

.page-contact .hero-visual__k {
  margin: 0;
  color: var(--cyan);
}

.page-contact .hero-visual__v {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 6vw, 38px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--sand);
}

.page-contact .hero-visual__n {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(233, 220, 198, 0.78);
}

/* ---------- 响应节奏 ---------- */
.page-contact .contact-timing {
  background: var(--night);
  color: var(--sand);
  padding: clamp(36px, 6vw, 76px) 0;
}

.page-contact .contact-timing .mono-label {
  color: var(--cyan);
}

.page-contact .contact-timing__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.6vw, 40px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--sand);
}

.page-contact .contact-timing__lede {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(233, 220, 198, 0.78);
}

.page-contact .timeline {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-contact .timeline__node {
  position: relative;
  padding-top: 22px;
  border-top: 1px solid rgba(233, 220, 198, 0.24);
}

.page-contact .timeline__node::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .timeline__step {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .timeline__label {
  display: block;
  margin: 8px 0 6px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--sand);
}

.page-contact .timeline__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(233, 220, 198, 0.76);
}

.page-contact .timing-facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .timing-fact {
  background: rgba(18, 201, 180, 0.09);
  border-left: 2px solid var(--cyan);
  padding: 14px 16px;
}

.page-contact .timing-fact__v {
  display: block;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-contact .timing-fact__k {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.68;
  color: rgba(233, 220, 198, 0.76);
}

.page-contact .contact-timing__foot {
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(233, 220, 198, 0.8);
}

.page-contact .contact-timing__foot .text-link,
.page-contact .contact-timing a.text-link {
  color: var(--cyan);
  border-bottom-color: rgba(18, 201, 180, 0.5);
}

/* ---------- 服务区域 ---------- */
.page-contact .contact-region {
  position: relative;
  padding: clamp(38px, 6vw, 76px) 0;
  background: var(--sand);
  overflow: hidden;
}

.page-contact .contact-region__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  filter: grayscale(0.45) contrast(1.08);
  z-index: 0;
  pointer-events: none;
}

.page-contact .contact-region__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
}

.page-contact .contact-region__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.6vw, 40px);
  font-weight: 800;
  line-height: 1.12;
  color: var(--teal);
}

.page-contact .contact-region__text p {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(20, 18, 15, 0.82);
}

.page-contact .contact-region__map {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  align-content: start;
}

.page-contact .region-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 8px;
  border-radius: 3px;
  background: rgba(211, 195, 166, 0.9);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.06em;
  text-align: center;
  color: rgba(20, 18, 15, 0.72);
}

.page-contact .region-cell--core {
  background: var(--teal);
  color: var(--cyan);
  border: 1px solid var(--cyan);
  font-weight: 700;
}

.page-contact .region-cell--near {
  background: rgba(11, 58, 60, 0.16);
  color: var(--teal);
}

/* ---------- 联系方式卡 ---------- */
.page-contact .contact-details {
  background: var(--sand-deep);
  padding: clamp(36px, 6vw, 72px) 0;
}

.page-contact .contact-details__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.4vw, 38px);
  font-weight: 800;
  line-height: 1.12;
  color: var(--ink);
}

.page-contact .contact-details__lede {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(20, 18, 15, 0.76);
}

.page-contact .info-grid {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .info-card {
  background: var(--sand);
  border-left: 3px solid var(--teal);
  padding: 16px 18px 18px;
}

.page-contact .info-card--address {
  border-left-color: var(--orange);
}

.page-contact .info-card__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-contact .info-card--address .info-card__label {
  color: var(--orange-deep);
}

.page-contact .info-card__value {
  display: block;
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  word-break: break-word;
  user-select: all;
}

.page-contact .info-card__note {
  margin: 9px 0 0;
  font-size: 13px;
  line-height: 1.68;
  color: rgba(20, 18, 15, 0.72);
}

.page-contact .icp-line {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pc-line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: rgba(20, 18, 15, 0.66);
}

/* ---------- 纠错与合作 ---------- */
.page-contact .contact-help {
  padding: clamp(36px, 6vw, 76px) 0;
  background: var(--sand);
}

.page-contact .contact-help__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.4vw, 38px);
  font-weight: 800;
  line-height: 1.12;
  color: var(--ink);
}

.page-contact .contact-help__lede {
  margin: 12px 0 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(20, 18, 15, 0.8);
}

.page-contact .help-grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-contact .help-card {
  background: var(--glass);
  border: 1px solid var(--pc-line);
  border-top: 3px solid var(--teal);
  padding: 20px 20px 22px;
}

.page-contact .help-card--coop {
  border-top-color: var(--orange);
}

.page-contact .help-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--teal);
}

.page-contact .help-card--coop .help-card__title {
  color: var(--orange-deep);
}

.page-contact .help-card__text {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(20, 18, 15, 0.8);
  word-break: break-word;
}

.page-contact .fold {
  margin-top: 14px;
  border-top: 1px solid var(--pc-line-soft);
}

.page-contact .fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 0;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .fold__summary::-webkit-details-marker {
  display: none;
}

.page-contact .fold__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--orange);
}

.page-contact .fold[open] .fold__summary::after {
  content: "–";
}

.page-contact .fold ul {
  margin: 0 0 14px;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.82;
  color: rgba(20, 18, 15, 0.78);
}

.page-contact .fold li + li {
  margin-top: 6px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-region__map {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .timing-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .hero-visual {
    position: sticky;
    top: 24px;
  }

  .page-contact .timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 26px;
  }

  .page-contact .contact-region__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-hero {
    padding-bottom: clamp(48px, 6vw, 84px);
  }

  .page-contact .contact-region__map {
    gap: 10px;
  }

  .page-contact .region-cell {
    min-height: 64px;
    font-size: 11.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>