/* =========================================================
   首页 · 夜场入口看板
   作用域：.page-home
   ========================================================= */

.page-home {
  --home-gap: clamp(14px, 2.4vw, 24px);
  --home-pad: clamp(18px, 2.6vw, 24px);
}

/* ---------- 首屏 ---------- */

.page-home .hero-home {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(30px, 5vw, 66px) clamp(44px, 7vw, 88px);
  background:
    linear-gradient(158deg, #0B1426 0%, #050A12 58%, #03060C 100%);
}

.page-home .hero-home::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: 66%;
  height: 148%;
  z-index: -1;
  pointer-events: none;
  transform: skewX(-12deg);
  background: linear-gradient(
    202deg,
    rgba(0, 245, 200, 0.11) 0%,
    rgba(56, 232, 255, 0.05) 42%,
    rgba(5, 10, 18, 0) 72%
  );
}

.page-home .hero-home::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    var(--c-signal) 0 26%,
    var(--c-signal-2) 26% 44%,
    var(--c-flag) 44% 52%,
    var(--c-steel) 52% 100%
  );
}

.page-home .hero-home__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-home .hero-home__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  filter: contrast(1.15) saturate(0.9);
}

.page-home .hero-home__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(5, 10, 18, 0.42) 0%,
    rgba(5, 10, 18, 0.86) 66%,
    rgba(5, 10, 18, 0.98) 100%
  );
}

.page-home .hero-home__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 3.6vw, 40px);
}

/* 检票口式竖排索引 */

.page-home .hero-home__rail {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-left: 14px;
  border-left: 2px solid var(--c-steel);
}

.page-home .hero-home__rail-title {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-signal);
}

.page-home .hero-home__rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .hero-home__rail-link {
  display: block;
  padding: 6px 10px;
  border: 1px solid var(--c-steel);
  color: var(--c-ice);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .hero-home__rail-link:hover,
.page-home .hero-home__rail-link:focus-visible {
  border-color: var(--c-signal);
  color: var(--c-signal);
  transform: translateX(3px);
}

.page-home .hero-home__rail-note {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-haze);
}

/* 首屏主体 */

.page-home .hero-home__body {
  min-width: 0;
}

.page-home .hero-home__body h1 {
  margin: 10px 0 0;
  max-width: 18ch;
}

.page-home .hero-home__lead {
  max-width: 52ch;
  margin: 20px 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--c-haze);
}

/* 入口块 */

.page-home .hero-home__gates {
  margin-top: clamp(26px, 4vw, 42px);
  display: grid;
  gap: 12px;
}

.page-home .gate {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 18px 20px;
  border: 2px solid var(--c-steel);
  background: rgba(20, 36, 61, 0.66);
  color: var(--c-ice);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-home .gate::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  width: 38px;
  height: 2px;
  background: var(--c-signal);
}

.page-home .gate:hover,
.page-home .gate:focus-visible {
  border-color: var(--c-signal);
  background: rgba(20, 36, 61, 0.92);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hard);
}

.page-home .gate__idx {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-signal);
}

.page-home .gate__name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.3;
}

.page-home .gate__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-haze);
}

/* ---------- 新版导航索引 ---------- */

.page-home .indexboard {
  margin-top: clamp(28px, 4vw, 46px);
  display: grid;
  gap: var(--home-gap);
}

.page-home .indexboard__groups {
  display: grid;
  gap: 14px;
}

.page-home .indexgroup {
  border: 2px solid var(--c-steel);
  border-top: 4px solid var(--c-signal);
  background: rgba(11, 20, 38, 0.62);
  padding: 18px 18px 20px;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-home .indexgroup:hover {
  border-color: var(--c-signal-2);
  border-top-color: var(--c-signal-2);
  background: rgba(20, 36, 61, 0.78);
}

.page-home .indexgroup__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--c-steel);
}

.page-home .indexgroup__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-signal);
}

.page-home .indexgroup__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-ice);
}

.page-home .indexgroup__count {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-haze);
}

.page-home .indexgroup__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .indexgroup__link {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--c-steel);
  color: var(--c-ice);
  font-size: 13px;
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-home .indexgroup__link:hover,
.page-home .indexgroup__link:focus-visible {
  color: var(--c-void);
  background: var(--c-signal);
  border-color: var(--c-signal);
}

.page-home .indexboard__shot {
  position: relative;
  margin: 0;
  border: 2px solid var(--c-steel);
  overflow: hidden;
  box-shadow: 10px 10px 0 rgba(0, 245, 200, 0.1);
}

.page-home .indexboard__shot img {
  display: block;
  width: 100%;
  height: clamp(170px, 24vw, 280px);
  object-fit: cover;
  filter: saturate(0.9) contrast(1.08);
}

.page-home .indexboard__shot::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 10, 18, 0.1) 0%, rgba(5, 10, 18, 0.82) 100%);
}

.page-home .indexboard__caption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 1;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-signal);
}

/* ---------- 本周赛程 ---------- */

.page-home .schedule-layout {
  margin-top: clamp(24px, 3.6vw, 38px);
  display: grid;
  gap: var(--home-gap);
}

.page-home .schedule-layout__shot {
  margin: 0;
  border: 2px solid var(--c-steel);
  overflow: hidden;
}

.page-home .schedule-layout__shot img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 180px;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.1);
}

.page-home .schedule-rail__list {
  list-style: none;
  margin: 0;
  padding: 4px 4px 14px;
  display: flex;
  gap: 12px;
}

.page-home .race {
  flex: 0 0 auto;
  width: 208px;
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 14px 14px 16px;
  border: 2px solid var(--c-steel);
  border-left: 4px solid var(--c-signal);
  background: rgba(11, 20, 38, 0.72);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-home .race:hover {
  border-color: var(--c-signal);
  transform: translateY(-3px);
  box-shadow: 8px 8px 0 rgba(0, 245, 200, 0.12);
}

.page-home .race__time {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-medal);
}

.page-home .race__title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--c-ice);
}

.page-home .race__meta {
  margin: 0;
  font-size: 12px;
  line-height: 1.55;
  color: var(--c-haze);
}

.page-home .race .tag {
  justify-self: start;
  margin-top: 2px;
}

.page-home .schedule-foot {
  margin: clamp(22px, 3vw, 32px) 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.page-home .schedule-foot__note {
  font-size: 13px;
  line-height: 1.6;
}

/* ---------- 注册与订阅 ---------- */

.page-home .steps {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .step {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 22px 20px 24px;
  border: 2px solid var(--c-steel);
  background: rgba(11, 20, 38, 0.6);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-home .step:hover {
  border-color: var(--c-signal);
  background: rgba(20, 36, 61, 0.8);
  transform: translateY(-3px);
}

.page-home .step__num {
  font-size: clamp(40px, 5.4vw, 58px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--c-signal);
}

.page-home .step__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-ice);
}

.page-home .step__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-haze);
}

.page-home .signup-foot {
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 下载专区速览 ---------- */

.page-home .dl-shot {
  position: relative;
  margin: clamp(26px, 4vw, 42px) 0 0;
  border: 2px solid var(--c-steel);
  overflow: hidden;
  box-shadow: 10px 10px 0 rgba(255, 201, 74, 0.1);
}

.page-home .dl-shot img {
  display: block;
  width: 100%;
  height: clamp(140px, 19vw, 210px);
  object-fit: cover;
  filter: saturate(0.85) brightness(0.86) contrast(1.08);
}

.page-home .dl-bento {
  display: grid;
  gap: 14px;
  margin-top: var(--home-gap);
}

.page-home .dl-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: var(--home-pad);
  border: 2px solid var(--c-steel);
  background: rgba(11, 20, 38, 0.62);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-home .dl-card:hover {
  border-color: var(--c-signal);
  background: rgba(20, 36, 61, 0.82);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hard);
}

.page-home .dl-card__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-signal);
}

.page-home .dl-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-ice);
}

.page-home .dl-card__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-haze);
}

.page-home .dl-card .tag {
  justify-self: start;
  margin-top: 2px;
}

.page-home .downloads-foot {
  margin: clamp(22px, 3vw, 34px) 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 信任条 ---------- */

.page-home .trust-strip {
  margin-top: clamp(28px, 4vw, 44px);
  display: grid;
  gap: 16px;
}

.page-home .trust-stat {
  display: grid;
  gap: 6px;
  align-content: start;
  padding-top: 14px;
  border-top: 3px solid var(--c-steel);
}

.page-home .trust-stat--signal {
  border-top-color: var(--c-signal);
}

.page-home .trust-stat__value {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-medal);
}

.page-home .trust-stat--signal .trust-stat__value {
  color: var(--c-signal);
}

.page-home .trust-stat__label {
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-haze);
}

.page-home .trust-note {
  margin-top: clamp(28px, 4vw, 44px);
  padding: 22px 20px 24px;
  border: 2px solid var(--c-steel);
  border-left: 4px solid var(--c-medal);
  background: rgba(11, 20, 38, 0.6);
  display: grid;
  gap: 16px;
}

.page-home .trust-note__text {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-haze);
}

.page-home .trust-note__links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .hero-home__gates {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .dl-bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .trust-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-home .indexboard__groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-home .dl-bento {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .dl-card--wide {
    grid-column: span 4;
  }

  .page-home .dl-card--narrow {
    grid-column: span 2;
  }

  .page-home .dl-card--half {
    grid-column: span 3;
  }
}

@media (min-width: 900px) {
  .page-home .hero-home__inner {
    grid-template-columns: 178px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 64px);
  }

  .page-home .hero-home__rail-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-home .hero-home__rail-link {
    border: 0;
    border-bottom: 1px solid rgba(42, 58, 85, 0.7);
    padding: 11px 0;
    font-size: 14px;
  }

  .page-home .hero-home__rail-link:first-child {
    border-top: 1px solid rgba(42, 58, 85, 0.7);
  }
}

@media (min-width: 1000px) {
  .page-home .schedule-layout {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-home .trust-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-home .hero-home__gates {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .gate--wide {
    grid-column: span 4;
  }

  .page-home .hero-home__gates .gate:not(.gate--wide):not(.gate--half) {
    grid-column: span 2;
  }

  .page-home .gate--half {
    grid-column: span 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .gate,
  .page-home .race,
  .page-home .step,
  .page-home .dl-card,
  .page-home .hero-home__rail-link,
  .page-home .indexgroup__link,
  .page-home .indexgroup {
    transition: none;
  }

  .page-home .gate:hover,
  .page-home .gate:focus-visible,
  .page-home .race:hover,
  .page-home .step:hover,
  .page-home .dl-card:hover,
  .page-home .hero-home__rail-link:hover,
  .page-home .hero-home__rail-link:focus-visible {
    transform: none;
  }
}