.page-contact .section {
  padding: 56px 0;
}

.page-contact .section--tight {
  padding: 40px 0 56px;
}

.page-contact .section--inverse {
  background: var(--paper);
  color: var(--ink);
}

.page-contact .section-head {
  margin-bottom: 28px;
  max-width: 46rem;
}

.page-contact .section-head h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
  color: var(--text);
}

.page-contact .section-head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .section--inverse .section-head h2 {
  color: var(--ink);
}

.page-contact .section--inverse .section-head p {
  color: #2c4358;
}

/* 首屏分屏 */
.page-contact .contact-hero {
  display: grid;
  gap: 30px;
  padding: 34px 0 4px;
}

.page-contact .contact-hero-copy h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.1;
  color: var(--text);
}

.page-contact .contact-lede {
  margin: 18px 0 0;
  max-width: 38rem;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .hero-points {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .hero-points li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .response-panel {
  background: var(--panel);
  border: 2px solid var(--line);
  border-radius: 4px;
  box-shadow: 6px 6px 0 var(--shadow);
  padding: 22px;
}

.page-contact .panel-title {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
}

.page-contact .response-item {
  padding-top: 16px;
}

.page-contact .response-item + .response-item {
  margin-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .response-value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 4vw, 28px);
  line-height: 1.2;
  color: var(--amber);
}

.page-contact .response-label {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* 三条联系渠道 */
.page-contact .channel-banner {
  margin: 0 0 24px;
  border: 2px solid var(--line);
  border-radius: 4px;
  box-shadow: 6px 6px 0 var(--shadow);
  overflow: hidden;
  background: var(--ink);
}

.page-contact .channel-banner img {
  display: block;
  width: 100%;
  height: 118px;
  object-fit: cover;
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 2px solid var(--line);
  border-radius: 4px;
  box-shadow: 6px 6px 0 var(--shadow);
  transition: border-color 140ms ease, transform 140ms ease;
}

.page-contact .channel-card:hover {
  border-color: var(--cyan);
}

.page-contact .channel-card--primary {
  border-color: var(--amber);
  background: linear-gradient(160deg, rgba(232, 163, 61, 0.12), rgba(12, 32, 54, 0.9) 45%), var(--panel);
}

.page-contact .channel-card--primary:hover {
  border-color: var(--amber);
}

.page-contact .channel-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
}

.page-contact .channel-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.6vw, 18px);
  line-height: 1.5;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .channel-value--addr {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .channel-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .channel-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .channel-note {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

.page-contact .copy-button {
  flex: 0 0 auto;
}

/* 处理流程 */
.page-contact .process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-contact .process-step {
  position: relative;
  padding: 20px 0 22px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-contact .step-title {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .step-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-contact summary {
  cursor: pointer;
  list-style: none;
}

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

.page-contact .step-details summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--cyan);
}

.page-contact .step-details summary::after {
  content: "+";
  font-family: var(--font-mono);
}

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

.page-contact .step-detail-body {
  margin: 10px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* 常见反馈类型 */
.page-contact .type-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .type-item {
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.42);
  border: 2px solid rgba(7, 20, 38, 0.22);
  border-radius: 4px;
  box-shadow: 4px 4px 0 rgba(7, 20, 38, 0.12);
}

.page-contact .type-summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .type-summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-weight: 400;
  color: #2c4358;
}

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

.page-contact .type-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: #46617a;
}

.page-contact .type-label {
  min-width: 0;
}

.page-contact .type-body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(7, 20, 38, 0.18);
}

.page-contact .type-body p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.8;
  color: #22364a;
}

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

.page-contact .type-need strong {
  color: var(--ink);
}

/* 服务地区与地址 */
.page-contact .region-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-contact .region-copy p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  max-width: 36rem;
}

.page-contact .region-facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .region-fact {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-width: 0;
  padding: 10px 12px;
  background: var(--panel);
  border-left: 2px solid var(--mint);
}

.page-contact .region-fact-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--amber);
}

.page-contact .region-fact-label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .region-canvas {
  position: relative;
  margin: 0;
  border: 2px solid var(--line);
  border-radius: 4px;
  box-shadow: 6px 6px 0 var(--shadow);
  overflow: hidden;
  background:
    linear-gradient(var(--line-soft) 1px, transparent 1px) 0 0 / 34px 34px,
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px) 0 0 / 34px 34px,
    var(--ink);
}

.page-contact .region-canvas img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .region-canvas::after {
  content: "";
  position: absolute;
  left: 58%;
  top: 42%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 6px rgba(159, 227, 196, 0.18), 0 0 22px rgba(159, 227, 196, 0.55);
}

.page-contact .region-caption {
  position: relative;
  padding: 12px 16px;
  background: var(--panel);
  border-top: 2px solid var(--line);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* 收束 */
.page-contact .closing {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-contact .closing-copy h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.25;
  color: var(--text);
}

.page-contact .closing-copy p {
  margin: 0 0 12px;
  max-width: 36rem;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .closing-links {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .closing-links a {
  display: inline-block;
  font-size: 15px;
  line-height: 1.7;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.35);
  transition: border-color 140ms ease, transform 140ms ease;
}

.page-contact .closing-links a:hover,
.page-contact .closing-links a:focus-visible {
  border-color: var(--cyan);
  transform: translateX(2px);
}

.page-contact .legal-line {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

@media (min-width: 640px) {
  .page-contact .channel-banner img {
    height: 170px;
  }

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

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

@media (min-width: 900px) {
  .page-contact .section {
    padding: 84px 0;
  }

  .page-contact .section--tight {
    padding: 56px 0 76px;
  }

  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.32fr) minmax(290px, 0.68fr);
    gap: 56px;
    align-items: start;
    padding: 52px 0 8px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .process-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: 26px;
  }

  .page-contact .process-step {
    border-top: 2px solid var(--line);
    padding: 22px 0 0;
  }

  .page-contact .process-step::before {
    content: "";
    position: absolute;
    top: -5px;
    left: 0;
    width: 8px;
    height: 8px;
    background: var(--cyan);
  }

  .page-contact .region-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .closing {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 48px;
    align-items: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .closing-links a {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .closing-links a:hover,
  .page-contact .closing-links a:focus-visible {
    transform: none;
  }
}
<<<END>>>