/* ===========================================================
   page-contact —— 联系我们
   =========================================================== */

.page-contact {
  --contact-line: var(--grid);
  --contact-accent: var(--lime);
  --contact-soft: var(--aqua-soft);
  --contact-on-ink: var(--aqua-mid);
  --contact-panel: var(--ink);
}

/* ---------- 区块基础节奏 ---------- */
.page-contact .contact-hero,
.page-contact .contact-ways,
.page-contact .contact-brief,
.page-contact .contact-coop {
  padding-block: 44px;
}

.page-contact .contact-mail {
  padding-block: 52px;
}

.page-contact .contact-tail {
  padding-block: 48px;
}

.page-contact .contact-hero,
.page-contact .contact-ways,
.page-contact .contact-coop {
  background: var(--paper);
}

.page-contact .contact-brief {
  background: var(--contact-soft);
}

.page-contact .contact-mail,
.page-contact .contact-tail {
  background: var(--contact-panel);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-hero .breadcrumb {
  margin-bottom: 30px;
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
}

.page-contact .contact-hero__lead .eyebrow {
  margin-bottom: 14px;
}

.page-contact .contact-hero__lead h1 {
  margin: 0 0 18px;
  max-width: 15em;
  font-size: clamp(32px, 8vw, 60px);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.022em;
  color: var(--text);
}

.page-contact .contact-hero__intro {
  margin: 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

.page-contact .contact-hero__meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--contact-line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.035em;
  color: var(--muted);
}

.page-contact .contact-hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.page-contact .contact-hero__meta li::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--contact-accent);
}

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

.page-contact .contact-hero__figure .media-frame {
  border: 1px solid var(--contact-line);
}

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

/* ---------- 客服邮箱（深色面板） ---------- */
.page-contact .contact-mail::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(180deg, var(--grid) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.42;
  pointer-events: none;
}

.page-contact .contact-mail::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -110px;
  width: 300px;
  height: 300px;
  background: var(--aqua);
  opacity: 0.13;
  transform: rotate(45deg);
  pointer-events: none;
}

.page-contact .contact-mail .container {
  position: relative;
  z-index: 1;
}

.page-contact .contact-mail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 38px;
}

.page-contact .contact-mail .eyebrow {
  color: var(--contact-accent);
}

.page-contact .contact-mail h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-contact .contact-mail__address {
  margin: 24px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 5vw, 46px);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--contact-accent);
  overflow-wrap: anywhere;
}

.page-contact .contact-mail__rule {
  display: block;
  width: 76px;
  height: 3px;
  margin-top: 20px;
  background: var(--aqua);
}

.page-contact .contact-mail__note {
  margin: 22px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--contact-on-ink);
}

.page-contact .mail-topics {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .mail-topics li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 7px 12px;
  border: 1px solid var(--grid);
  color: var(--contact-on-ink);
}

.page-contact .contact-mail__aside {
  border-top: 1px solid var(--grid);
  padding-top: 28px;
}

.page-contact .contact-clock {
  margin: 0 0 24px;
}

.page-contact .contact-clock svg {
  display: block;
  width: 128px;
  height: 128px;
  color: var(--contact-on-ink);
}

.page-contact .contact-clock figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted-dark);
}

.page-contact .contact-mail__aside h3 {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--paper);
}

.page-contact .time-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--grid);
}

.page-contact .time-list__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid var(--grid);
}

.page-contact .time-list__key {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.035em;
  color: var(--contact-accent);
}

.page-contact .time-list__val {
  font-size: 14px;
  line-height: 1.7;
  color: var(--contact-on-ink);
}

/* ---------- 电话与来信地址 ---------- */
.page-contact .contact-ways {
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .contact-ways h2 {
  margin: 0 0 30px;
  font-size: clamp(24px, 4.4vw, 36px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-contact .contact-ways__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .way {
  position: relative;
  padding: 26px 22px;
  border: 1px solid var(--contact-line);
  background: var(--paper);
  transition:
    transform 200ms var(--ease),
    border-color 200ms var(--ease),
    box-shadow 200ms var(--ease);
}

.page-contact .way::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 46px;
  background: var(--aqua);
}

.page-contact .way:hover,
.page-contact .way:focus-within {
  transform: translateY(-2px);
  border-color: var(--aqua);
  box-shadow: inset 0 0 0 1px var(--aqua);
}

.page-contact .way__idx {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .way__value {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: clamp(24px, 6vw, 40px);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .way__value--sm {
  font-size: clamp(16px, 3.6vw, 21px);
  line-height: 1.6;
  letter-spacing: 0;
}

.page-contact .way__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 咨询材料清单 ---------- */
.page-contact .contact-brief__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .contact-brief .eyebrow {
  color: var(--lime-ink);
}

.page-contact .contact-brief h2 {
  margin: 12px 0 16px;
  font-size: clamp(24px, 4.6vw, 38px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-contact .contact-brief__intro {
  margin: 0;
  max-width: 30em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .brief-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .brief-list__item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 6px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .brief-list__num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--aqua);
}

.page-contact .brief-list__label {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

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

/* ---------- 媒体与青训合作 ---------- */
.page-contact .contact-coop h2 {
  margin: 12px 0 18px;
  font-size: clamp(24px, 4.6vw, 38px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-contact .contact-coop__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .coop-body p {
  margin: 0 0 16px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .coop-facts {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .coop-facts li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--contact-line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .coop-facts strong {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--aqua);
}

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

.page-contact .contact-coop__figure .media-frame {
  border: 1px solid var(--contact-line);
}

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

/* ---------- 尾部色带 ---------- */
.page-contact .contact-tail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--contact-accent) 0 14px,
    transparent 14px 28px
  );
}

.page-contact .contact-tail .container {
  position: relative;
  z-index: 1;
}

.page-contact .contact-tail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .contact-tail .eyebrow {
  color: var(--contact-accent);
}

.page-contact .contact-tail h2 {
  margin: 12px 0 14px;
  font-size: clamp(22px, 4.2vw, 34px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-contact .contact-tail__intro {
  margin: 0;
  max-width: 32em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--contact-on-ink);
}

.page-contact .contact-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

.page-contact .contact-tail .btn--ghost {
  color: var(--paper);
  border-color: var(--grid);
}

.page-contact .contact-tail .btn--ghost:hover,
.page-contact .contact-tail .btn--ghost:focus-visible {
  border-color: var(--contact-accent);
  color: var(--contact-accent);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero {
    padding-block: 48px 64px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 44px;
    align-items: center;
  }

  .page-contact .contact-hero__meta {
    gap: 10px 34px;
  }

  .page-contact .contact-mail__grid {
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-contact .contact-mail__aside {
    border-top: 0;
    padding-top: 4px;
    border-left: 1px solid var(--grid);
    padding-left: 28px;
  }

  .page-contact .contact-ways__grid {
    grid-template-columns: 1fr 1.25fr;
    gap: 24px;
  }

  .page-contact .contact-brief__grid {
    grid-template-columns: 1fr 1.45fr;
    gap: 44px;
  }

  .page-contact .contact-coop__grid {
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: start;
  }

  .page-contact .contact-tail__grid {
    grid-template-columns: 1.25fr 1fr;
    gap: 40px;
    align-items: center;
  }

  .page-contact .time-list__row {
    grid-template-columns: 132px 1fr;
    gap: 16px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1080px) {
  .page-contact .contact-hero {
    padding-block: 56px 80px;
  }

  .page-contact .contact-mail {
    padding-block: 80px;
  }

  .page-contact .contact-ways,
  .page-contact .contact-brief,
  .page-contact .contact-coop {
    padding-block: 72px;
  }

  .page-contact .contact-tail {
    padding-block: 64px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: 6fr 6fr;
    gap: 72px;
  }

  .page-contact .way {
    padding: 32px 30px;
  }

  .page-contact .brief-list__item {
    grid-template-columns: 64px 1fr;
    padding: 24px 0;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .way {
    transition: border-color 200ms var(--ease);
  }

  .page-contact .way:hover,
  .page-contact .way:focus-within {
    transform: none;
  }
}