/* ============================================================
   咨询通道 / page-contact
   作用域：.page-contact
   ============================================================ */

.page-contact {
  background: var(--c-paper);
  color: var(--c-night);
  overflow-x: clip;
}

.page-contact .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  background: var(--c-night);
  color: var(--c-paper);
  padding: clamp(20px, 4.5vw, 42px) 0 0;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(201, 212, 220, 0.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 212, 220, 0.09) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

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

.page-contact .contact-hero .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-line);
}

.page-contact .contact-hero .breadcrumb a {
  color: var(--c-line);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-hero .breadcrumb a:hover,
.page-contact .contact-hero .breadcrumb a:focus-visible {
  color: var(--c-flag);
  border-bottom-color: var(--c-flag);
}

.page-contact .contact-hero__eyebrow {
  margin: 26px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-cyan);
}

.page-contact .contact-hero__title {
  margin: 16px 0 0;
  max-width: 22ch;
  font-size: clamp(30px, 7.6vw, 56px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-contact .contact-hero__title em {
  font-style: normal;
  color: var(--c-flag);
}

.page-contact .contact-hero__lede {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--c-line);
}

.page-contact .contact-hero__media {
  position: relative;
  z-index: 1;
  margin: clamp(30px, 5vw, 52px) 0 0;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-flag) 0%, var(--c-flag) 36%, var(--c-cyan) 36%, var(--c-cyan) 100%);
}

/* ---------- 通用小标题 ---------- */

.page-contact .desk-heading__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-lake);
}

.page-contact .desk-heading__title {
  margin: 12px 0 0;
  max-width: 24ch;
  font-size: clamp(24px, 4.6vw, 36px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--c-night);
}

.page-contact .desk-heading__intro {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--c-slate);
}

/* ---------- 通道与清单 ---------- */

.page-contact .contact-desk {
  padding: clamp(46px, 8vw, 100px) 0 clamp(34px, 6vw, 70px);
}

.page-contact .contact-desk__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(34px, 6vw, 60px);
  margin-top: clamp(30px, 5vw, 52px);
}

.page-contact .contact-desk__channels {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .channel-card {
  position: relative;
  padding: 26px 22px 28px;
  background: var(--c-panel);
  color: var(--c-paper);
  border-left: 2px solid var(--c-lake);
}

.page-contact .channel-card--primary {
  border-left-color: var(--c-flag);
}

.page-contact .channel-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .channel-card__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--c-cyan);
}

.page-contact .channel-card__badge {
  padding: 3px 8px;
  background: var(--c-flag);
  color: var(--c-night);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.page-contact .channel-card__title {
  margin: 14px 0 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-contact .channel-card__value {
  display: block;
  margin: 16px 0 0;
  padding-bottom: 12px;
  font-family: var(--font-mono);
  font-size: clamp(16px, 4.4vw, 30px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--c-paper);
  border-bottom: 2px solid var(--c-flag);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-card__desc {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-line);
}

.page-contact .checklist__title {
  margin: 0;
  font-size: clamp(20px, 3.6vw, 26px);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--c-night);
}

.page-contact .checklist__lead {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-slate);
}

.page-contact .brief-list {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .brief-list__item {
  position: relative;
  padding: 0 0 26px 46px;
}

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

.page-contact .brief-list__item::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 26px;
  bottom: 0;
  width: 1px;
  background: var(--c-line);
}

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

.page-contact .brief-list__num {
  position: absolute;
  left: 0;
  top: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 31px;
  height: 22px;
  background: var(--c-night);
  color: var(--c-flag);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.page-contact .brief-list__term {
  display: block;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-night);
}

.page-contact .brief-list__desc {
  margin: 6px 0 0;
  max-width: 54ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- 传递示意 ---------- */

.page-contact .signal-band {
  padding: 0 0 clamp(40px, 7vw, 78px);
}

.page-contact .signal-band__media {
  margin: 0;
}

.page-contact .signal-band__caption {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-slate);
}

.page-contact .signal-band__caption b {
  margin-right: 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--c-lake);
}

/* ---------- 球迷组织 ---------- */

.page-contact .contact-clubs {
  position: relative;
  overflow: hidden;
  padding: clamp(46px, 8vw, 92px) 0;
  background: var(--c-night);
  color: var(--c-paper);
}

.page-contact .contact-clubs::before {
  content: "";
  position: absolute;
  top: 0;
  left: -8%;
  width: 116%;
  height: 2px;
  background: var(--c-flag);
  transform: rotate(-1.1deg);
  transform-origin: left center;
}

.page-contact .contact-clubs__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 48px);
}

.page-contact .contact-clubs__lead .desk-heading__kicker {
  color: var(--c-cyan);
}

.page-contact .contact-clubs__title {
  margin: 12px 0 0;
  font-size: clamp(24px, 4.6vw, 34px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--c-paper);
}

.page-contact .contact-clubs__text {
  margin: 18px 0 0;
  max-width: 50ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-line);
}

.page-contact .club-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-contact .club-steps__item {
  padding: 18px 20px 20px;
  background: var(--c-panel);
  border-top: 1px solid var(--c-line);
}

.page-contact .club-steps__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-flag);
}

.page-contact .club-steps__title {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-contact .club-steps__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-line);
}

/* ---------- 服务时段色带 ---------- */

.page-contact .contact-hours {
  padding: clamp(24px, 4vw, 36px) 0;
  background: var(--c-lake);
  color: var(--c-paper);
  border-bottom: 2px solid var(--c-night);
}

.page-contact .contact-hours__main {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.6vw, 24px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-contact .contact-hours__sub {
  margin: 10px 0 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(245, 248, 249, 0.84);
}

/* ---------- 邮寄地址 ---------- */

.page-contact .contact-address {
  padding: clamp(46px, 8vw, 92px) 0;
}

.page-contact .contact-address .desk-heading__kicker {
  color: var(--c-whistle);
}

.page-contact .contact-address__line {
  margin: 22px 0 0;
  padding: 16px 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.4vw, 24px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--c-night);
  border-top: 2px solid var(--c-flag);
  border-bottom: 1px solid var(--c-line);
}

.page-contact .contact-address__text {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-slate);
}

.page-contact .contact-address__link {
  color: var(--c-lake);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-contact .contact-address__link:hover,
.page-contact .contact-address__link:focus-visible {
  color: var(--c-cyan);
}

/* ---------- 延伸入口 ---------- */

.page-contact .contact-next {
  padding: 0 0 clamp(52px, 9vw, 104px);
}

.page-contact .contact-next__title {
  margin: 0;
  font-size: clamp(20px, 3.6vw, 28px);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--c-night);
}

.page-contact .contact-next__links {
  margin-top: 24px;
  border-top: 1px solid var(--c-line);
}

.page-contact .next-card {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--c-line);
  text-decoration: none;
  color: inherit;
}

.page-contact .next-card__k {
  grid-row: span 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-lake);
}

.page-contact .next-card__t {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: color var(--dur) var(--ease);
}

.page-contact .next-card__d {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-contact .next-card:hover .next-card__t,
.page-contact .next-card:focus-visible .next-card__t {
  color: var(--c-lake);
}

/* ---------- 中等屏幕 ---------- */

@media (min-width: 640px) {
  .page-contact .club-steps__item:nth-child(even) {
    margin-left: 34px;
  }
}

/* ---------- 桌面端 ---------- */

@media (min-width: 980px) {
  .page-contact .contact-desk__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 0 clamp(48px, 6vw, 88px);
    align-items: start;
  }

  .page-contact .contact-desk__channels {
    position: sticky;
    top: 32px;
  }

  .page-contact .contact-clubs__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(48px, 6vw, 80px);
    align-items: start;
  }

  .page-contact .contact-hero__lede {
    font-size: 17px;
  }

  .page-contact .contact-next__links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 40px;
  }

  .page-contact .next-card {
    grid-template-columns: 40px 1fr;
    border-bottom: 0;
    border-top: 0;
    padding: 22px 0 0;
  }

  .page-contact .next-card__k {
    grid-row: auto;
  }
}

/* ---------- 减少动态 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-hero .breadcrumb a,
  .page-contact .next-card__t {
    transition: none;
  }
}