.page-home {
  --home-veil: rgba(6, 10, 24, 0.78);
  --home-card: linear-gradient(160deg, rgba(14, 26, 56, 0.92), rgba(6, 10, 24, 0.72));
  overflow-x: clip;
}

.page-home section[id] {
  scroll-margin-top: 96px;
}

/* ---------- 章节轨道 ---------- */
.page-home .rail {
  display: none;
}

@media (min-width: 1680px) {
  .page-home .rail {
    display: block;
    position: fixed;
    left: 22px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 40;
    width: 138px;
  }

  .page-home .rail-list {
    display: grid;
    gap: 2px;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .page-home .rail-link {
    display: block;
    padding: 9px 10px;
    border-left: 2px solid var(--line);
    color: var(--mist);
    font-size: 12.5px;
    line-height: 1.4;
    text-decoration: none;
    transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
  }

  .page-home .rail-link:hover,
  .page-home .rail-link.is-active {
    color: var(--lake);
    border-left-color: var(--lake);
  }
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  min-height: min(94vh, 1000px);
  min-height: min(94svh, 1000px);
  padding: clamp(104px, 15vw, 176px) 0 clamp(44px, 6vw, 92px);
}

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

.page-home .hero__sky::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(115% 85% at 76% 6%, rgba(124, 92, 255, 0.42), transparent 60%),
    radial-gradient(90% 70% at 10% 24%, rgba(23, 179, 196, 0.26), transparent 62%),
    radial-gradient(150% 120% at 50% 118%, var(--night) 0%, transparent 72%),
    var(--deep);
}

.page-home .hero__sky::after {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  bottom: -22%;
  height: 66%;
  background: repeating-linear-gradient(
    104deg,
    rgba(34, 48, 90, 0.62) 0 1px,
    transparent 1px 44px
  );
  transform: rotate(-7deg);
  -webkit-mask-image: linear-gradient(to top, #000 4%, transparent 90%);
  mask-image: linear-gradient(to top, #000 4%, transparent 90%);
  pointer-events: none;
}

.page-home .hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  opacity: 0.42;
  mix-blend-mode: screen;
}

.page-home .hero__arcs {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.85;
}

.page-home .hero__beam {
  position: absolute;
  right: 6%;
  bottom: 14%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 92, 255, 0.5), transparent 68%);
  filter: blur(18px);
  animation: homeBeam 12s ease-in-out infinite alternate;
}

@keyframes homeBeam {
  from {
    transform: translate3d(0, 0, 0) scale(1);
    opacity: 0.7;
  }
  to {
    transform: translate3d(-16px, -22px, 0) scale(1.12);
    opacity: 1;
  }
}

.page-home .hero__inner {
  position: relative;
  width: min(100%, var(--maxw));
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  gap: clamp(30px, 5vw, 56px);
}

.page-home .hero__title {
  margin: 0 0 clamp(18px, 2.4vw, 28px);
  font-size: clamp(2.1rem, 8.6vw, 5.2rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--star);
}

.page-home .hero__title span {
  display: block;
  font-size: 0.46em;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .hero__title em {
  display: block;
  font-style: normal;
  background: linear-gradient(102deg, var(--lake) 4%, var(--violet) 88%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-home .hero__lede {
  max-width: 34em;
  margin: 0 0 clamp(22px, 3vw, 32px);
  color: var(--star);
  opacity: 0.82;
  font-size: clamp(1rem, 2.4vw, 1.1rem);
  line-height: 1.78;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* 首屏排查卡 */
.page-home .rescue {
  align-self: end;
  padding: clamp(22px, 2.6vw, 30px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(23, 179, 196, 0.34);
  background: var(--home-veil);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-float);
}

.page-home .rescue__eyebrow {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-home .rescue__title {
  margin: 0 0 16px;
  font-size: 1.32rem;
  color: var(--star);
}

.page-home .rescue__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .rescue__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-home .rescue__item p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.7;
}

.page-home .rescue__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--gold);
  padding: 1px 9px;
  border: 1px solid rgba(255, 194, 75, 0.4);
  border-radius: var(--radius-pill);
}

.page-home .rescue__link {
  display: block;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  color: var(--lake);
  font-size: 13.5px;
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.page-home .rescue__link:hover {
  color: var(--gold);
}

@media (min-width: 1000px) {
  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
    align-items: end;
  }
}

/* ---------- 通用章节 ---------- */
.page-home .section {
  padding-block: clamp(56px, 8vw, 108px);
}

/* ---------- 两条通道 ---------- */
.page-home .channels {
  background: linear-gradient(180deg, transparent, rgba(14, 26, 56, 0.6) 42%, transparent);
}

.page-home .track {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0 4px 18px;
  display: flex;
  gap: clamp(16px, 2.6vw, 30px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-home .track__item {
  position: relative;
  flex: 0 0 min(430px, 84vw);
  padding-top: 38px;
  scroll-snap-align: start;
}

.page-home .track__item::before {
  content: "";
  position: absolute;
  top: 15px;
  left: 8px;
  right: -30px;
  height: 2px;
  background: linear-gradient(90deg, var(--lake), var(--violet));
  opacity: 0.5;
}

.page-home .track__item:last-child::before {
  background: linear-gradient(90deg, var(--violet), transparent);
}

.page-home .track__node {
  position: absolute;
  top: 6px;
  left: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--deep);
  border: 2px solid var(--lake);
  box-shadow: 0 0 0 6px rgba(23, 179, 196, 0.13);
}

.page-home .track__item:last-child .track__node {
  border-color: var(--gold);
  box-shadow: 0 0 0 6px rgba(255, 194, 75, 0.13);
}

.page-home .track__card {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-home .track__card p {
  margin: 0;
  color: var(--mist);
  font-size: 14.8px;
  line-height: 1.75;
}

.page-home .track__card .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-home .track__aside {
  font-size: 13.5px;
  color: var(--lake) !important;
  border-left: 2px solid rgba(23, 179, 196, 0.4);
  padding-left: 12px;
}

.page-home .track__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 2px 0 0;
  padding: 14px 0 4px;
  border-top: 1px solid var(--line-soft);
}

.page-home .track__facts dt {
  margin-bottom: 6px;
  font-size: 12.5px;
  color: var(--mist);
}

.page-home .track__facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--gold);
}

.page-home .track__facts dd span {
  font-family: var(--font-sans);
  font-size: 12.5px;
  color: var(--mist);
  margin-left: 4px;
}

/* ---------- 三步进看台 ---------- */
.page-home .join__grid {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
}

.page-home .steps {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: clamp(16px, 2.2vw, 22px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
}

.page-home .step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lake);
  background: rgba(23, 179, 196, 0.12);
  border: 1px solid rgba(23, 179, 196, 0.3);
}

.page-home .step__title {
  margin: 0 0 6px;
  font-size: 1.06rem;
  color: var(--star);
}

.page-home .step p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-home .note {
  margin-top: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(14, 26, 56, 0.62);
  overflow: hidden;
}

.page-home .note summary {
  cursor: pointer;
  padding: 15px 18px;
  font-size: 14px;
  color: var(--star);
  list-style: none;
}

.page-home .note summary::-webkit-details-marker {
  display: none;
}

.page-home .note summary::before {
  content: "＋";
  margin-right: 10px;
  font-family: var(--font-mono);
  color: var(--lake);
}

.page-home .note[open] summary::before {
  content: "－";
}

.page-home .note p {
  margin: 0;
  padding: 0 18px 18px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.78;
}

.page-home .join__media {
  margin: 0;
}

@media (min-width: 900px) {
  .page-home .join__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-home .step:nth-child(2) {
    margin-left: 26px;
  }

  .page-home .step:nth-child(3) {
    margin-left: 52px;
  }
}

/* ---------- 收藏页 ---------- */
.page-home .favorites {
  background: linear-gradient(180deg, transparent, rgba(12, 106, 120, 0.16) 46%, transparent);
}

.page-home .favorites__grid {
  display: grid;
  gap: clamp(24px, 3.2vw, 38px);
  margin-top: clamp(26px, 4vw, 46px);
}

.page-home .favorites__media {
  margin: 0;
}

.page-home .strip {
  list-style: none;
  margin: 0;
  padding: 4px 0 14px;
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-home .strip__card {
  flex: 0 0 min(320px, 80vw);
  scroll-snap-align: start;
}

.page-home .strip__card p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.74;
}

@media (min-width: 980px) {
  .page-home .favorites__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-home .strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    overflow: visible;
    padding-bottom: 46px;
  }

  .page-home .strip__card {
    flex: none;
  }

  .page-home .strip__card:nth-child(2) {
    transform: translateY(18px);
  }

  .page-home .strip__card:nth-child(3) {
    transform: translateY(36px);
  }
}

/* ---------- 读懂一场比赛 ---------- */
.page-home .replay__line {
  list-style: none;
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-home .replay__step {
  position: relative;
  padding: 26px 22px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--home-card);
}

.page-home .replay__idx {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-home .replay__title {
  margin: 0 0 8px;
  font-size: 1.15rem;
  color: var(--star);
}

.page-home .replay__step p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.76;
}

.page-home .replay__cta {
  margin: clamp(28px, 3.4vw, 40px) 0 0;
}

@media (min-width: 860px) {
  .page-home .replay__line {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .replay__step:not(:last-child)::after {
    content: "→";
    position: absolute;
    top: 50%;
    right: -20px;
    transform: translateY(-50%);
    color: var(--lake);
    font-size: 18px;
  }
}

/* ---------- 运营坐标 ---------- */
.page-home .coordinate {
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-home .coordinate__grid {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
}

.page-home .coordinate__media {
  margin: 0;
}

.page-home .coordinate__stats {
  margin: clamp(22px, 3vw, 32px) 0;
}

.page-home .coordinate__text {
  margin: 0 0 20px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-home .coordinate__contact {
  list-style: none;
  margin: 0 0 clamp(22px, 3vw, 30px);
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
  display: grid;
  gap: 10px;
}

.page-home .coordinate__contact li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  font-size: 14px;
  line-height: 1.7;
}

.page-home .coordinate__contact span {
  color: var(--mist);
}

.page-home .coordinate__contact strong {
  color: var(--star);
  font-weight: 600;
  word-break: break-word;
}

.page-home .coordinate__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (min-width: 980px) {
  .page-home .coordinate__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero__beam {
    animation: none;
  }
}