.page-contact {
  --contact-pad: clamp(18px, 3vw, 28px);
  --contact-gap: clamp(22px, 4vw, 42px);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  padding-block: clamp(26px, 5vw, 52px) clamp(30px, 5vw, 58px);
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: var(--contact-gap);
  margin-top: 22px;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 7vw, 50px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--c-text);
  margin: 12px 0 0;
}

.page-contact .lede {
  margin-top: 18px;
  max-width: 34em;
}

.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 4vw, 30px);
}

.page-contact .contact-hero-actions .btn {
  flex: 0 1 auto;
}

/* ---------- 图片容器 ---------- */

.page-contact .contact-figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, var(--c-panel) 0%, var(--c-dome) 100%);
}

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

.page-contact .contact-figure figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-muted);
  padding: 12px var(--contact-pad) 14px;
  border-top: 1px solid var(--c-line);
}

/* ---------- 三条渠道 ---------- */

.page-contact .contact-channels {
  padding-block: clamp(34px, 6vw, 64px);
}

.page-contact .contact-channels .h2 {
  margin-top: 12px;
  max-width: 22em;
}

.page-contact .contact-channel-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-contact .contact-channel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: var(--contact-pad);
}

.page-contact .contact-channel-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .contact-channel-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--c-text);
}

.page-contact .contact-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-text);
  overflow-wrap: anywhere;
}

.page-contact .contact-channel--primary .contact-value {
  color: var(--c-amber);
  font-size: 16px;
}

.page-contact .contact-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-contact .copy-btn {
  align-self: flex-start;
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 8px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--c-muted);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  border-color: var(--c-amber);
  color: var(--c-amber);
}

.page-contact .contact-figure--routes {
  margin-top: clamp(24px, 4vw, 36px);
}

/* ---------- 处理范围 + 准备清单 ---------- */

.page-contact .contact-split {
  display: grid;
  gap: var(--contact-gap);
  align-items: start;
}

.page-contact .contact-scope-main .h2 {
  margin-top: 12px;
  max-width: 20em;
}

.page-contact .contact-scope-main .data-list {
  margin-top: 24px;
}

.page-contact .contact-scope-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-contact .contact-prep {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-panel);
}

.page-contact .contact-prep .h3 {
  margin-top: 10px;
}

.page-contact .prep-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-main);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .prep-item:hover {
  border-color: var(--c-amber);
}

.page-contact .prep-index {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-amber);
}

.page-contact .prep-body strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 4px;
}

.page-contact .prep-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-contact .contact-prep-tail {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-dim);
}

/* ---------- 自助入口 ---------- */

.page-contact .contact-self {
  padding-block: clamp(34px, 6vw, 64px);
}

.page-contact .contact-self-panel {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(87, 183, 154, 0.14) 0%, rgba(87, 183, 154, 0) 62%),
    var(--c-panel);
}

.page-contact .contact-self-panel .h2 {
  margin-top: 12px;
  max-width: 18em;
}

.page-contact .contact-self-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

/* ---------- 服务地区与备案 ---------- */

.page-contact .contact-region {
  padding-bottom: clamp(40px, 7vw, 76px);
}

.page-contact .contact-region-grid {
  display: grid;
  gap: clamp(22px, 4vw, 38px);
  align-items: start;
}

.page-contact .contact-region .h3 {
  margin-top: 10px;
}

.page-contact .contact-region-text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
  max-width: 38em;
}

.page-contact .contact-region-meta {
  margin: 0;
}

/* ---------- 响应式 ---------- */

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

@media (min-width: 900px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

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

@media (min-width: 960px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .contact-self-panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .copy-btn,
  .page-contact .prep-item {
    transition: none;
  }
}