.page-home {
  --home-line-dark: rgba(43, 47, 54, .16);
  --home-line-light: rgba(245, 242, 236, .16);
  --home-inner: clamp(28px, 5vw, 64px);
}

.page-home .home-shot {
  margin: 0;
  overflow: hidden;
  background: var(--bb-board);
}

.page-home .home-shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 首屏 ---------- */
.page-home .home-stage {
  position: relative;
  overflow: hidden;
  background: var(--bb-ink);
  color: var(--bb-paper);
  padding: clamp(32px, 6vw, 76px) 0 clamp(36px, 7vw, 88px);
}

.page-home .home-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(0deg, rgba(245, 242, 236, .04) 0 1px, transparent 1px 5px);
}

.page-home .home-stage::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--bb-red) 0%, var(--bb-gold) 45%, var(--bb-blue) 100%);
}

.page-home .home-stage__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: end;
}

.page-home .home-stage__title {
  margin: 16px 0 20px;
  font-size: var(--bb-fs-56);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--bb-paper);
}

.page-home .home-stage__title em {
  font-style: normal;
  display: inline-block;
  padding: 0 .16em;
  color: var(--bb-paper);
  background: linear-gradient(100deg, var(--bb-red) 0%, var(--bb-red-dark) 100%);
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

.page-home .home-stage__lede {
  max-width: 58ch;
  color: rgba(245, 242, 236, .78);
  line-height: 1.8;
}

.page-home .home-stage__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .home-stage__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin: 34px 0 0;
  background: var(--home-line-light);
  border: 1px solid var(--home-line-light);
}

.page-home .home-stage__meta-item {
  background: var(--bb-ink);
  padding: 14px 16px;
}

.page-home .home-stage__meta dt {
  font-size: var(--bb-fs-12);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(245, 242, 236, .55);
}

.page-home .home-stage__meta dd {
  margin: 6px 0 0;
  font-family: var(--bb-mono);
  font-size: var(--bb-fs-24);
  color: var(--bb-gold-light);
}

.page-home .home-stage__side {
  position: relative;
  padding-top: 30px;
}

.page-home .home-stage__dial {
  position: absolute;
  top: -12px;
  left: -4px;
  z-index: 2;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 18px 8px 12px;
  background: var(--bb-red);
  clip-path: polygon(0 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
}

.page-home .home-stage__round {
  font-family: var(--bb-mono);
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  font-weight: 700;
  line-height: .9;
  color: var(--bb-paper);
  letter-spacing: -0.04em;
}

.page-home .home-stage__round-label {
  font-size: var(--bb-fs-12);
  letter-spacing: .16em;
  color: rgba(245, 242, 236, .86);
}

.page-home .home-stage__shot {
  border: 1px solid var(--home-line-light);
}

/* ---------- 栏目索引条 ---------- */
.page-home .home-index {
  background: var(--bb-board);
}

.page-home .home-index__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--home-line-light);
  border-top: 1px solid var(--home-line-light);
  border-bottom: 1px solid var(--home-line-light);
}

.page-home .home-index__list li {
  min-width: 0;
}

.page-home .home-index__list a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 100%;
  padding: 18px 16px;
  background: var(--bb-board);
  color: var(--bb-paper);
  text-decoration: none;
  transition: background .22s ease, color .22s ease;
}

.page-home .home-index__list a:hover,
.page-home .home-index__list a:focus-visible {
  background: var(--bb-red-dark);
  outline: none;
}

.page-home .home-index__num {
  font-family: var(--bb-mono);
  font-size: var(--bb-fs-12);
  letter-spacing: .12em;
  color: var(--bb-gold);
}

.page-home .home-index__name {
  font-size: var(--bb-fs-18);
  font-weight: 700;
  line-height: 1.35;
}

.page-home .home-index__desc {
  font-size: var(--bb-fs-12);
  letter-spacing: .06em;
  color: rgba(245, 242, 236, .58);
}

/* ---------- 快讯流 ---------- */
.page-home .home-desk {
  background: var(--bb-ink);
  color: var(--bb-paper);
  padding: clamp(42px, 7vw, 92px) 0;
  border-bottom: 1px solid var(--home-line-light);
}

.page-home .home-desk__head {
  display: grid;
  gap: 16px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--home-line-light);
}

.page-home .home-desk__title {
  margin: 12px 0 0;
  font-size: var(--bb-fs-40);
  font-weight: 800;
  line-height: 1.2;
  color: var(--bb-paper);
}

.page-home .home-desk__note {
  margin: 0;
  font-size: var(--bb-fs-14);
  color: rgba(245, 242, 236, .62);
}

.page-home .home-desk__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  margin-top: 32px;
}

.page-home .home-rail-wrap {
  min-width: 0;
}

.page-home .home-rail {
  position: relative;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-rail::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--home-line-light);
}

.page-home .home-rail li {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding: 12px 0 12px 30px;
}

.page-home .home-rail li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 15px;
  width: 11px;
  height: 11px;
  transform: rotate(45deg);
  background: var(--bb-ink);
  border: 1px solid var(--home-line-light);
}

.page-home .home-rail li.is-active::before {
  background: var(--bb-red);
  border-color: var(--bb-red);
}

.page-home .home-rail__label {
  font-size: var(--bb-fs-18);
  font-weight: 700;
  color: rgba(245, 242, 236, .62);
}

.page-home .home-rail li.is-active .home-rail__label {
  color: var(--bb-paper);
}

.page-home .home-rail__state {
  font-family: var(--bb-mono);
  font-size: var(--bb-fs-12);
  letter-spacing: .08em;
  color: var(--bb-gold-light);
}

.page-home .home-rail__shot {
  margin-top: 22px;
  border: 1px solid var(--home-line-light);
}

.page-home .home-wire {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--home-line-light);
  border: 1px solid var(--home-line-light);
}

.page-home .home-wire__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 16px 18px;
  background: var(--bb-ink);
  transition: background .22s ease;
}

.page-home .home-wire__item:hover {
  background: var(--bb-board);
}

.page-home .home-wire__item p {
  margin: 0;
  font-size: var(--bb-fs-18);
  line-height: 1.7;
  color: rgba(245, 242, 236, .86);
}

.page-home .home-wire__item .bb-tag {
  justify-self: start;
}

/* ---------- 榜单 ---------- */
.page-home .home-tally {
  background: var(--bb-paper);
  color: var(--bb-text);
  padding: clamp(42px, 7vw, 92px) 0;
}

.page-home .home-tally__title {
  margin: 14px 0 16px;
  font-size: var(--bb-fs-40);
  font-weight: 800;
  line-height: 1.2;
  color: var(--bb-text);
}

.page-home .home-tally__head .bb-lede {
  max-width: 62ch;
}

.page-home .home-tally__strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 36px;
  background: var(--home-line-dark);
  border: 1px solid var(--home-line-dark);
}

.page-home .home-tally__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 18px;
  background: var(--bb-paper);
  min-width: 0;
}

.page-home .home-tally__cell .bb-stat__num {
  font-family: var(--bb-mono);
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--bb-red);
}

.page-home .home-tally__cell .bb-stat__num--blue {
  color: var(--bb-blue);
}

.page-home .home-tally__cell .bb-stat__num--gold {
  color: var(--bb-gold);
}

.page-home .home-tally__cell .bb-stat__label {
  font-size: var(--bb-fs-14);
  color: rgba(43, 47, 54, .68);
}

.page-home .home-tally__rule {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  padding: 20px 22px;
  border-left: 4px solid var(--bb-red);
  background: rgba(28, 34, 48, .05);
}

.page-home .home-tally__rule p {
  margin: 0;
  max-width: 68ch;
  font-size: var(--bb-fs-18);
  line-height: 1.75;
  color: var(--bb-text);
}

.page-home .home-tally__shot {
  margin-top: 32px;
  border: 1px solid var(--home-line-dark);
}

/* ---------- 双专栏 ---------- */
.page-home .home-columns {
  background: var(--bb-paper);
  color: var(--bb-text);
  padding: 0 0 clamp(42px, 7vw, 92px);
}

.page-home .home-columns__head {
  padding-bottom: 22px;
  border-top: 1px solid var(--home-line-dark);
  padding-top: 34px;
}

.page-home .home-columns__title {
  margin: 14px 0 0;
  font-size: var(--bb-fs-32);
  font-weight: 800;
  line-height: 1.25;
  color: var(--bb-text);
}

.page-home .home-columns__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
}

.page-home .home-col {
  position: relative;
  padding: 28px 24px 26px;
  background: var(--bb-ink);
  color: var(--bb-paper);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-home .home-col--battle {
  background: var(--bb-board);
}

.page-home .home-col__idx {
  position: absolute;
  top: 18px;
  right: 22px;
  font-family: var(--bb-mono);
  font-size: var(--bb-fs-32);
  font-weight: 700;
  color: rgba(245, 242, 236, .18);
}

.page-home .home-col__title {
  margin: 12px 0 12px;
  font-size: var(--bb-fs-24);
  font-weight: 800;
  line-height: 1.35;
  color: var(--bb-paper);
}

.page-home .home-col__text {
  margin: 0 0 20px;
  font-size: var(--bb-fs-18);
  line-height: 1.78;
  color: rgba(245, 242, 236, .78);
}

.page-home .home-col__link {
  display: inline-block;
  font-size: var(--bb-fs-14);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--bb-blue-light);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 3px;
}

.page-home .home-col__link:hover,
.page-home .home-col__link:focus-visible {
  color: var(--bb-paper);
  outline: none;
}

/* ---------- 三条路径 ---------- */
.page-home .home-paths {
  background: var(--bb-ink);
  color: var(--bb-paper);
  padding: clamp(42px, 7vw, 90px) 0;
}

.page-home .home-paths__title {
  margin: 14px 0 30px;
  font-size: var(--bb-fs-32);
  font-weight: 800;
  line-height: 1.25;
  color: var(--bb-paper);
}

.page-home .home-paths__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--home-line-light);
  border-top: 1px solid var(--home-line-light);
  border-bottom: 1px solid var(--home-line-light);
}

.page-home .home-paths__item {
  position: relative;
  padding: 26px 20px 26px 20px;
  background: var(--bb-ink);
  min-width: 0;
}

.page-home .home-paths__num {
  display: block;
  font-family: var(--bb-mono);
  font-size: var(--bb-fs-24);
  font-weight: 700;
  color: var(--bb-gold);
  letter-spacing: .04em;
}

.page-home .home-paths__item-title {
  margin: 10px 0 10px;
  font-size: var(--bb-fs-18);
  font-weight: 800;
  line-height: 1.4;
  color: var(--bb-paper);
}

.page-home .home-paths__item p {
  margin: 0 0 16px;
  font-size: var(--bb-fs-14);
  line-height: 1.8;
  color: rgba(245, 242, 236, .74);
}

.page-home .home-paths__link {
  font-size: var(--bb-fs-14);
  font-weight: 700;
  color: var(--bb-blue);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-home .home-paths__link:hover,
.page-home .home-paths__link:focus-visible {
  color: var(--bb-blue-light);
  outline: none;
}

/* ---------- 第三栏归档 ---------- */
.page-home .home-archive {
  background: var(--bb-board);
  color: var(--bb-paper);
  padding: clamp(42px, 7vw, 92px) 0;
  border-top: 1px solid var(--home-line-light);
}

.page-home .home-archive__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-home .home-archive__title {
  margin: 14px 0 18px;
  font-size: var(--bb-fs-40);
  font-weight: 800;
  line-height: 1.2;
  color: var(--bb-paper);
}

.page-home .home-archive__text {
  margin: 0 0 16px;
  max-width: 56ch;
  font-size: var(--bb-fs-18);
  line-height: 1.8;
  color: rgba(245, 242, 236, .78);
}

.page-home .home-archive__copy .bb-btn {
  margin-top: 10px;
}

.page-home .home-archive__shot {
  border: 1px solid var(--home-line-light);
}

/* ---------- 合作条 ---------- */
.page-home .home-tieup {
  background: var(--bb-paper);
  color: var(--bb-text);
  padding: clamp(38px, 6vw, 72px) 0;
  border-top: 4px solid var(--bb-gold);
}

.page-home .home-tieup__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: center;
}

.page-home .home-tieup__title {
  margin: 14px 0 14px;
  font-size: var(--bb-fs-32);
  font-weight: 800;
  line-height: 1.25;
  color: var(--bb-text);
}

.page-home .home-tieup__copy p {
  margin: 0;
  max-width: 64ch;
  font-size: var(--bb-fs-18);
  line-height: 1.75;
  color: rgba(43, 47, 54, .8);
}

.page-home .home-tieup__btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .home-index__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-home .home-desk__head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-home .home-desk__note {
    text-align: right;
  }

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

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

  .page-home .home-paths__item {
    padding: 28px 24px;
  }

  .page-home .home-tieup__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

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

  .page-home .home-index__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-home .home-desk__body {
    grid-template-columns: 268px minmax(0, 1fr);
    align-items: start;
  }

  .page-home .home-wire__item {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: start;
    gap: 16px;
  }

  .page-home .home-wire__item .bb-tag {
    justify-self: start;
  }

  .page-home .home-archive__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }
}

@media (min-width: 1180px) {
  .page-home .home-stage__title {
    font-size: 4.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-index__list a,
  .page-home .home-wire__item {
    transition: none;
  }
}