/* ===== 联系入口 · 页面专属样式 ===== */
.page-contact {
  --contact-cut: 20px;
  --contact-pad: 72px;
}

/* ---------- 首屏：非对称联络封面 ---------- */
.page-contact .contact-intro {
  position: relative;
  padding: 8px 0 56px;
  overflow: hidden;
}

.page-contact .contact-intro::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -160px;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 34%, rgba(200, 247, 225, .95), rgba(200, 247, 225, 0) 62%),
    radial-gradient(circle at 68% 62%, rgba(255, 209, 0, .30), rgba(255, 209, 0, 0) 58%);
  pointer-events: none;
}

.page-contact .contact-intro__nav {
  position: relative;
  padding: 26px 0 0;
}

.page-contact .contact-intro__grid {
  position: relative;
  display: grid;
  gap: 32px;
  padding-top: 26px;
}

.page-contact .contact-intro h1 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(34px, 8.5vw, 62px);
  line-height: 1.06;
  letter-spacing: -.028em;
  color: var(--c-ink);
}

.page-contact .contact-lead {
  margin: 18px 0 0;
  max-width: 42em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.86;
  color: var(--ink-72);
}

.page-contact .contact-intro__figure {
  position: relative;
  isolation: isolate;
  margin: 0;
}

.page-contact .contact-intro__figure::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 16px 0 -16px 16px;
  background: linear-gradient(135deg, rgba(127, 224, 176, .55), rgba(255, 209, 0, .40));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.page-contact .contact-intro__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: linear-gradient(135deg, rgba(200, 247, 225, .9), rgba(127, 224, 176, .6) 55%, rgba(255, 209, 0, .5));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

/* ---------- 用途筛选 ---------- */
.page-contact .contact-router {
  padding: 4px 0 0;
}

.page-contact .contact-router__head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 5vw, 34px);
  line-height: 1.2;
  letter-spacing: -.018em;
  color: var(--c-ink);
}

.page-contact .contact-router__head p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-52);
}

.page-contact .contact-filter {
  flex-wrap: wrap;
  margin: 22px 0 0;
}

.page-contact .contact-filter__status {
  margin: 16px 0 0;
  font-size: 13px;
  letter-spacing: .03em;
  color: var(--ink-52);
}

/* ---------- 联络卡片 ---------- */
.page-contact .contact-lanes {
  padding: 26px 0 0;
}

.page-contact .contact-grid {
  margin-top: 6px;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 30px 22px 26px;
  background: var(--c-white);
  clip-path: polygon(
    var(--contact-cut) 0,
    100% 0,
    100% calc(100% - var(--contact-cut)),
    calc(100% - var(--contact-cut)) 100%,
    0 100%,
    0 var(--contact-cut)
  );
  filter: drop-shadow(0 16px 30px rgba(27, 34, 40, .09));
  transition: filter .24s var(--ease), transform .24s var(--ease);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-green), var(--c-mint) 48%, var(--c-yellow));
}

.page-contact .contact-card:hover {
  filter: drop-shadow(0 24px 42px rgba(27, 34, 40, .16));
  transform: translateY(-3px);
}

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

.page-contact .contact-card__tag {
  flex: none;
  padding: 3px 9px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-ink);
  background: var(--c-yellow);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

.page-contact .contact-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -.012em;
  color: var(--c-ink);
}

.page-contact .contact-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink-72);
}

.page-contact .contact-fields {
  display: flex;
  flex-direction: column;
  gap: 13px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-field {
  display: grid;
  gap: 4px;
}

.page-contact .contact-field dt {
  font-size: 12px;
  letter-spacing: .07em;
  color: var(--ink-52);
}

.page-contact .contact-field dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-field dd > a {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: -.01em;
  color: var(--c-green-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 168, 107, .32);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .contact-field dd > a:hover {
  color: var(--c-green);
  border-color: var(--c-green);
}

/* 办公信息宽卡 */
.page-contact .contact-card--wide {
  grid-column: 1 / -1;
  gap: 26px;
}

.page-contact .contact-card__body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-contact .contact-city {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  margin-top: 4px;
}

.page-contact .contact-card__figure {
  margin: 0;
}

.page-contact .contact-card__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background: linear-gradient(135deg, rgba(127, 224, 176, .5), rgba(255, 209, 0, .35));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

/* ---------- 响应说明（暗区） ---------- */
.page-contact .contact-response {
  margin-top: var(--contact-pad);
  padding: 60px 0;
  color: rgba(255, 255, 255, .76);
  background:
    radial-gradient(900px 340px at 12% 0%, rgba(0, 168, 107, .30), rgba(0, 168, 107, 0) 62%),
    radial-gradient(760px 320px at 92% 100%, rgba(255, 209, 0, .14), rgba(255, 209, 0, 0) 60%),
    var(--c-night);
}

.page-contact .contact-response__grid {
  display: grid;
  gap: 36px;
}

.page-contact .contact-response__head h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(26px, 5.4vw, 38px);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--c-white);
}

.page-contact .contact-response__head p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .68);
}

.page-contact .contact-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .contact-timeline__item {
  position: relative;
  padding: 0 0 26px 26px;
  border-left: 1px solid rgba(255, 255, 255, .16);
}

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

.page-contact .contact-timeline__item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-mint);
}

.page-contact .contact-timeline__time {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-yellow);
}

.page-contact .contact-timeline__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(255, 255, 255, .78);
}

/* ---------- 交叉入口 ---------- */
.page-contact .contact-more {
  padding: var(--contact-pad) 0 84px;
}

.page-contact .contact-more h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 5vw, 34px);
  line-height: 1.2;
  letter-spacing: -.018em;
  color: var(--c-ink);
}

.page-contact .contact-more__grid {
  margin-top: 30px;
  row-gap: 26px;
}

.page-contact .contact-more__link {
  display: block;
  padding: 20px 0 0;
  border-top: 2px solid var(--c-ink);
  text-decoration: none;
  color: var(--c-ink);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-contact .contact-more__link:hover {
  border-color: var(--c-green);
  transform: translateY(-2px);
}

.page-contact .contact-more__label {
  display: block;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-green-deep);
}

.page-contact .contact-more__title {
  display: block;
  margin: 9px 0 7px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -.012em;
}

.page-contact .contact-more__desc {
  display: block;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-52);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-intro__grid {
    gap: 40px;
  }

  .page-contact .contact-card {
    padding: 34px 28px 30px;
  }

  .page-contact .contact-card--wide {
    padding: 38px 34px 32px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-contact .contact-intro {
    padding: 12px 0 72px;
  }

  .page-contact .contact-intro__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
    gap: 64px;
    padding-top: 40px;
  }

  .page-contact .contact-lead {
    font-size: 18px;
  }

  .page-contact .contact-card--wide {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    align-items: start;
    gap: 30px 48px;
  }

  .page-contact .contact-response {
    margin-top: 88px;
    padding: 76px 0;
  }

  .page-contact .contact-response__grid {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    gap: 72px;
    align-items: start;
  }

  .page-contact .contact-more {
    padding: 88px 0 104px;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-more__link,
  .page-contact .contact-field dd > a {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .contact-more__link:hover {
    transform: none;
  }
}