.page-contact {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: hidden;
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-contact h1 {
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.06;
  margin: 10px 0 0;
  max-width: 18ch;
}

.page-contact h2 {
  font-size: clamp(22px, 3.4vw, 36px);
  line-height: 1.2;
  margin: 0 0 14px;
}

.page-contact h3 {
  font-weight: 700;
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.32;
  margin: 0 0 8px;
}

.page-contact .contact-hero,
.page-contact .contact-section {
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  padding: clamp(18px, 3vw, 32px) 0 clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 96px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .contact-hero__lead {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--paper-dim);
  max-width: 48ch;
  margin: 18px 0 0;
}

.page-contact .contact-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .contact-chips .chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

/* ---------- 联系信息卡 ---------- */
.page-contact .contact-panel {
  position: relative;
  background:
    linear-gradient(180deg, rgba(37, 216, 240, 0.07), transparent 55%),
    var(--deck);
  border: 1px solid var(--line);
  padding: clamp(18px, 3vw, 28px);
}

.page-contact .contact-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 72px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .contact-panel__kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .contact-panel__value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.1vw, 21px);
  line-height: 1.4;
  color: var(--cyan);
  word-break: break-all;
  margin: 8px 0 0;
}

.page-contact .contact-panel__copy {
  margin-top: 12px;
}

.page-contact .contact-panel__row {
  border-top: 1px solid var(--line-soft);
  margin-top: 18px;
  padding-top: 14px;
}

.page-contact .contact-panel__phone {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.4vw, 30px);
  letter-spacing: 0.05em;
  line-height: 1.2;
  color: var(--paper);
  margin: 6px 0 0;
}

.page-contact .contact-panel__addr,
.page-contact .contact-panel__icp {
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper-dim);
  margin: 6px 0 0;
}

.page-contact .contact-panel__icp {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* ---------- 章节骨架 ---------- */
.page-contact .contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.6vw, 28px);
  padding: clamp(30px, 5vw, 56px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-section--last {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .contact-section__index {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
  border-top: 2px solid var(--rock);
  padding-top: 10px;
}

.page-contact .contact-section__index .mono {
  font-size: 15px;
  color: var(--cyan);
}

.page-contact .contact-section__body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-dim);
  margin: 0 0 12px;
}

.page-contact .contact-section__body p:last-child {
  margin-bottom: 0;
}

.page-contact .contact-section__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 216, 240, 0.4);
}

.page-contact .contact-section__body a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 折叠说明 ---------- */
.page-contact .contact-details {
  border: 1px solid var(--line-soft);
  background: var(--deck);
  margin-top: 12px;
}

.page-contact .contact-details summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 15px;
  font-size: 14px;
  font-weight: 500;
  color: var(--paper);
  list-style: none;
}

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

.page-contact .contact-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--orange);
  flex: none;
}

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

.page-contact .contact-details[open] summary {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-details__body {
  padding: 13px 15px 15px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-dim);
}

/* ---------- 图片 ---------- */
.page-contact .media-figure {
  margin: 0;
}

.page-contact .media-figure .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .media-caption {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-top: 10px;
}

/* ---------- 三步路径 ---------- */
.page-contact .contact-steps {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .contact-steps li {
  background: var(--ink-deep);
  padding: 18px 16px 20px;
  min-width: 0;
}

.page-contact .contact-steps__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
  margin-bottom: 8px;
}

.page-contact .contact-steps h3 {
  margin-bottom: 6px;
}

.page-contact .contact-steps p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-dim);
  margin: 0;
}

/* ---------- 自助入口卡片 ---------- */
.page-contact .contact-paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.page-contact .contact-path {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px 16px;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(37, 216, 240, 0.07), transparent 62%),
    var(--deck);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-contact .contact-path:hover,
.page-contact .contact-path:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
  outline: none;
}

.page-contact .contact-path__tag {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--moss);
}

.page-contact .contact-path h3 {
  margin: 0;
  color: var(--paper);
}

.page-contact .contact-path p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-dim);
  margin: 0;
}

.page-contact .contact-path__more {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
  margin-top: auto;
  padding-top: 6px;
}

/* ---------- 地址地图 ---------- */
.page-contact .contact-map {
  position: relative;
}

.page-contact .contact-map .media-frame {
  border-color: var(--rock);
}

/* ---------- 合作区块 ---------- */
.page-contact .contact-coop {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.6vw, 28px);
  border: 1px solid var(--orange);
  background:
    linear-gradient(135deg, rgba(255, 122, 26, 0.13), transparent 58%),
    var(--deck);
  padding: clamp(20px, 3.4vw, 34px);
}

.page-contact .contact-coop h2 {
  margin-bottom: 12px;
}

.page-contact .contact-coop p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-dim);
  margin: 0;
}

.page-contact .contact-coop__mail {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 18px);
  letter-spacing: 0.02em;
  color: var(--orange);
  word-break: break-all;
  margin: 0 0 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 122, 26, 0.35);
}

.page-contact .contact-coop__note {
  font-size: 14px;
  line-height: 1.75;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .contact-section {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 40px);
  }

  .page-contact .contact-section__body--split {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(20px, 3vw, 40px);
    align-items: start;
  }

  .page-contact .contact-section__index {
    position: sticky;
    top: 16px;
    align-self: start;
  }

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

@media (min-width: 1180px) {
  .page-contact .contact-section {
    grid-template-columns: 180px minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .page-contact h1 {
    max-width: none;
  }

  .page-contact .contact-chips .chip {
    font-size: 11px;
  }

  .page-contact .contact-panel__value {
    font-size: 13px;
  }

  .page-contact .contact-coop__mail {
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-path {
    transition: none;
  }

  .page-contact .contact-path:hover,
  .page-contact .contact-path:focus-visible {
    transform: none;
  }
}
<<<END>>>