.page-contact {
  --contact-hair: 1px solid var(--grid);
  display: block;
  padding-top: clamp(40px, 7vw, 76px);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: clip;
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumbs {
  margin-bottom: clamp(20px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .contact-hero__kicker {
  margin: 0 0 16px;
  color: var(--brand);
}

.page-contact .contact-hero__title {
  margin: 0 0 20px;
  max-width: 20em;
  font-size: clamp(2rem, 6.2vw, 4rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.page-contact .contact-hero__lead {
  max-width: 60ch;
  margin: 0;
  color: var(--text);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.75;
}

.page-contact .contact-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(22px, 4vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 顶部氛围图 ---------- */
.page-contact .contact-banner {
  margin: 0 auto clamp(36px, 6vw, 68px);
}

.page-contact .contact-banner img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  object-fit: cover;
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-sec {
  padding-block: clamp(28px, 5vw, 56px);
}

.page-contact .contact-sec > .section__title {
  margin: clamp(16px, 3vw, 24px) 0 0;
  max-width: 34em;
}

/* ---------- 非对称双栏 ---------- */
.page-contact .contact-split {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .contact-split__intro {
  max-width: 46ch;
  margin: 12px 0 clamp(20px, 3vw, 28px);
  color: var(--muted);
  line-height: 1.75;
}

/* ---------- 三类合作卡片 ---------- */
.page-contact .route-cards {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-card {
  position: relative;
  padding: clamp(20px, 3vw, 26px) clamp(18px, 3vw, 26px);
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--r);
  transition: border-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}

.page-contact .route-card--brand { border-left-color: var(--brand); }
.page-contact .route-card--accent { border-left-color: var(--accent); }

.page-contact .route-card__flag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .route-card__title {
  margin: 0 0 10px;
  font-size: clamp(1.15rem, 2.2vw, 1.35rem);
  font-weight: 700;
}

.page-contact .route-card__desc {
  margin: 0 0 14px;
  max-width: 46ch;
  color: var(--text);
  line-height: 1.75;
}

.page-contact .route-card__meta {
  margin: 0;
  padding-top: 12px;
  border-top: var(--contact-hair);
  font-size: .875rem;
  color: var(--muted);
}

/* ---------- 联系地址 ---------- */
.page-contact .contact-addr {
  margin-top: clamp(28px, 4vw, 40px);
  padding: clamp(20px, 3vw, 26px);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
}

.page-contact .contact-addr__title {
  margin: 0 0 14px;
  font-size: 1.125rem;
  font-weight: 600;
}

.page-contact .contact-addr__line {
  margin: 0 0 14px;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--brand);
  overflow-wrap: anywhere;
}

.page-contact .contact-addr__desc {
  margin: 0 0 16px;
  max-width: 46ch;
  color: var(--text);
  line-height: 1.75;
}

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

.page-contact .contact-addr__notes li {
  position: relative;
  padding-left: 18px;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-addr__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 1px;
  background: var(--teal);
}

/* ---------- 联系方式面板 ---------- */
.page-contact .contact-panel {
  padding: clamp(22px, 3vw, 30px);
  background: linear-gradient(165deg, var(--panel) 0%, var(--panel-2) 72%);
  border: 1px solid var(--line);
  border-top: 2px solid var(--brand);
  border-radius: var(--r);
  box-shadow: var(--shadow);
}

.page-contact .contact-panel__kicker {
  margin: 0 0 12px;
  color: var(--brand);
}

.page-contact .contact-panel__title {
  margin: 0 0 12px;
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
  font-weight: 700;
  line-height: 1.25;
}

.page-contact .contact-panel__note {
  margin: 0 0 20px;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding-block: 16px;
  border-top: var(--contact-hair);
}

.page-contact .contact-line__key {
  flex: 0 0 100%;
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .contact-line__val {
  flex: 1 1 12ch;
  min-width: 0;
  font-size: clamp(1rem, 2.8vw, 1.2rem);
  font-weight: 700;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .copy-note {
  min-height: 1.4em;
  margin: 10px 0 0;
  font-size: .875rem;
  color: var(--brand);
}

.page-contact .contact-panel__hours {
  margin: 16px 0 0;
  padding-top: 16px;
  border-top: var(--contact-hair);
  font-size: .875rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-panel__links {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-link {
  display: inline-block;
  padding-bottom: 2px;
  font-size: .9375rem;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

/* ---------- 准备清单 ---------- */
.page-contact .contact-prep .filterbar {
  margin: clamp(20px, 3vw, 28px) 0 clamp(20px, 3vw, 26px);
  padding-bottom: 14px;
  border-bottom: var(--contact-hair);
  gap: 10px;
}

.page-contact .prep-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--grid);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}

.page-contact .prep-item {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--ink);
  transition: background .2s var(--ease);
}

.page-contact .prep-item:hover {
  background: var(--panel);
}

.page-contact .prep-item__title {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 700;
}

.page-contact .prep-item__desc {
  margin: 0;
  max-width: 52ch;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 流程 ---------- */
.page-contact .contact-flow {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .contact-flow__media .media {
  overflow: hidden;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
}

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

.page-contact .contact-flow__media .media__caption {
  margin: 12px 0 0;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .flow {
  display: grid;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow__step {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: clamp(20px, 3vw, 28px);
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 46px;
  bottom: 0;
  width: 1px;
  background: var(--grid);
}

.page-contact .flow__step:last-child {
  padding-bottom: 0;
}

.page-contact .flow__step:last-child::before {
  display: none;
}

.page-contact .flow__num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--ink);
  color: var(--brand);
  font-size: .875rem;
  font-weight: 700;
}

.page-contact .flow__title {
  margin: 9px 0 6px;
  font-size: 1.0625rem;
  font-weight: 700;
}

.page-contact .flow__desc {
  margin: 0;
  max-width: 50ch;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .flow__out {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .02em;
  color: var(--accent);
  opacity: .72;
  transition: opacity .2s var(--ease);
}

.page-contact .flow__step:hover .flow__out,
.page-contact .flow__step:focus-within .flow__out {
  opacity: 1;
}

/* ---------- 备案信息带 ---------- */
.page-contact .contact-meta {
  margin-top: clamp(44px, 8vw, 88px);
  padding-block: clamp(32px, 5vw, 52px);
  border-top: 1px solid var(--brand);
  background:
    linear-gradient(180deg, rgba(200, 255, 61, .06) 0%, rgba(200, 255, 61, 0) 58%),
    var(--panel-2);
}

.page-contact .contact-meta__kicker {
  margin: 0 0 12px;
  color: var(--brand);
}

.page-contact .contact-meta__title {
  margin: 0 0 clamp(20px, 3vw, 28px);
  max-width: 30em;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 700;
  line-height: 1.25;
}

.page-contact .contact-meta__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--grid);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}

.page-contact .contact-meta__row {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  background: var(--ink);
}

.page-contact .contact-meta__key {
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .contact-meta__val {
  margin: 0;
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  color: var(--text);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 1000px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .contact-split__side {
    position: sticky;
    top: 104px;
  }

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

  .page-contact .contact-flow__media {
    position: sticky;
    top: 104px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .route-card,
  .page-contact .prep-item,
  .page-contact .flow__out,
  .page-contact .contact-link {
    transition: none;
  }
}