.page-contact {
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 18px var(--gutter) 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .05em;
}
.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .breadcrumbs__item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--mist);
}
.page-contact .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: var(--line);
}
.page-contact .breadcrumbs__link {
  color: var(--mist);
  text-decoration: none;
  transition: color .2s var(--ease);
}
.page-contact .breadcrumbs__link:hover { color: var(--lime); }
.page-contact .breadcrumbs__current { color: var(--paper); }

/* ---------- 首屏 ---------- */
.page-contact .cs-hero {
  padding: clamp(28px, 5.5vw, 60px) 0 clamp(44px, 7vw, 88px);
  background:
    radial-gradient(88% 70% at 90% 0%, rgba(90, 216, 192, .10), transparent 60%),
    radial-gradient(70% 62% at 4% 100%, rgba(200, 255, 61, .08), transparent 58%);
}
.page-contact .cs-hero__grid {
  display: grid;
  gap: clamp(30px, 5vw, 48px);
}
.page-contact .cs-hero__copy h1 {
  margin: 14px 0 18px;
  max-width: 15ch;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(34px, 7.4vw, 66px);
  line-height: 1.04;
  letter-spacing: -.045em;
}
.page-contact .cs-hero__copy .lead {
  max-width: 44ch;
  margin: 0;
  color: var(--mist);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.9;
}
.page-contact .cs-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}
.page-contact .cs-hero__actions .btn {
  text-decoration: none;
  border-bottom: 0;
}

.page-contact .cs-hero__visual {
  display: grid;
  gap: 14px;
}
.page-contact .cs-clock {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  margin: 0;
  padding: 13px 17px;
  justify-self: start;
  border: 1px solid rgba(200, 255, 61, .3);
  border-radius: 2px;
  background: linear-gradient(135deg, rgba(200, 255, 61, .16), rgba(7, 18, 15, .9) 64%);
}
.page-contact .cs-clock .figure__value {
  font-family: var(--mono);
  font-size: clamp(26px, 6vw, 42px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--lime);
}
.page-contact .cs-clock .figure__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--mist);
}

/* ---------- 图片框 ---------- */
.page-contact .img-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(155deg, var(--turf), var(--ink));
}
.page-contact .img-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .img-frame__label {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 5px 10px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--paper);
  background: rgba(7, 18, 15, .8);
  border: 1px solid var(--line);
}

/* ---------- 通用区块 ---------- */
.page-contact .stage {
  padding: clamp(44px, 7vw, 90px) 0;
  border-top: 1px solid var(--line);
}
.page-contact .stage h2 {
  margin: 12px 0 16px;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.1;
  letter-spacing: -.035em;
}
.page-contact .stage h3 {
  margin: 10px 0 8px;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-contact .stage p {
  margin: 0 0 12px;
  color: var(--mist);
  line-height: 1.85;
}
.page-contact .stage .prose {
  max-width: 44ch;
  font-size: 15.5px;
}
.page-contact .stage a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(90, 216, 192, .34);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-contact .stage a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}
.page-contact .stage a.btn {
  display: inline-block;
  margin-top: 8px;
  border-bottom: 0;
  text-decoration: none;
}
.page-contact .stage a.btn--ghost { color: var(--paper); }
.page-contact .stage a.btn--lime { color: var(--ink); }

/* ---------- 01 问题类型 ---------- */
.page-contact .cs-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.page-contact .cs-filter .filter__btn {
  appearance: none;
  cursor: pointer;
  padding: 8px 15px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}
.page-contact .cs-filter .filter__btn:hover {
  color: var(--paper);
  border-color: var(--mist);
}
.page-contact .cs-filter .filter__btn[aria-pressed="true"] {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

.page-contact .cs-route-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
.page-contact .cs-route {
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid rgba(200, 255, 61, .5);
  background: linear-gradient(180deg, rgba(20, 58, 46, .58), rgba(14, 42, 34, .2));
  transition: border-color .25s var(--ease), background .25s var(--ease), transform .25s var(--ease);
}
.page-contact .cs-route:hover {
  border-left-color: var(--lime);
  background: linear-gradient(180deg, rgba(20, 58, 46, .82), rgba(14, 42, 34, .3));
  transform: translateY(-2px);
}
.page-contact .cs-route .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .12em;
  color: var(--lime);
  border: 1px solid rgba(200, 255, 61, .34);
  border-radius: 2px;
}
.page-contact .cs-route .tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.page-contact .cs-route__need {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .02em;
  color: var(--amber);
  line-height: 1.7;
}

/* ---------- 02 联系信息 ---------- */
.page-contact .cs-reach__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}
.page-contact .cs-card {
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(255, 181, 71, .10), transparent 58%),
    rgba(14, 42, 34, .42);
}
.page-contact .cs-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}
.page-contact .cs-card__list li {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .cs-card__list li:first-child { padding-top: 0; }
.page-contact .cs-card__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-contact .contact__label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--mist);
}
.page-contact .contact__value {
  font-size: clamp(15px, 1.9vw, 19px);
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}
.page-contact .cs-note {
  margin: 18px 0 0;
  padding: 13px 15px;
  border-left: 2px solid var(--amber);
  background: rgba(255, 181, 71, .07);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 03 约赛清单 ---------- */
.page-contact .cs-brief__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}
.page-contact .cs-steps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.page-contact .cs-steps li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}
.page-contact .cs-steps__num {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--lime);
  padding-top: 2px;
}
.page-contact .cs-steps strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--paper);
}
.page-contact .cs-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
}
.page-contact .cs-brief__aside .img-frame { margin-top: 4px; }

/* ---------- 04 回音时长 ---------- */
.page-contact .cs-response__rows {
  margin-top: 26px;
  display: grid;
}
.page-contact .cs-row {
  display: grid;
  gap: 10px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.page-contact .cs-row__num {
  font-family: var(--mono);
  font-size: clamp(38px, 9vw, 72px);
  line-height: .9;
  letter-spacing: -.04em;
  color: var(--lime);
}
.page-contact .cs-row:nth-child(2) .cs-row__num { color: var(--amber); }
.page-contact .cs-row h3 { margin-top: 0; }

/* ---------- 05 四川赛区 ---------- */
.page-contact .cs-cities {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 24px;
  padding: 0;
  list-style: none;
}
.page-contact .cs-cities li {
  padding: 7px 13px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--paper);
  border: 1px solid var(--line);
  background: rgba(20, 58, 46, .5);
}
.page-contact .cs-cities li:first-child {
  color: var(--lime);
  border-color: rgba(200, 255, 61, .5);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-contact .cs-route-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
  .page-contact .cs-route { padding: 24px 22px 20px; }
  .page-contact .cs-row {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 30px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .cs-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: end;
    gap: clamp(32px, 4.5vw, 72px);
  }
  .page-contact .cs-hero__visual {
    display: block;
    position: relative;
  }
  .page-contact .cs-clock {
    position: absolute;
    left: -30px;
    bottom: -26px;
    z-index: 2;
    justify-self: auto;
  }
  .page-contact .cs-reach__grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
    align-items: start;
  }
  .page-contact .cs-brief__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cs-route:hover { transform: none; }
  .page-contact .cs-filter .filter__btn,
  .page-contact .stage a { transition: none; }
}