.page-home {
  --home-cut-a: polygon(0 0, 100% 3%, 100% 100%, 0 97%);
  --home-cut-b: polygon(0 4%, 100% 0, 100% 100%, 0 100%);
  overflow-x: clip;
  background: var(--jb-ink);
  color: var(--jb-text);
  font-family: var(--jb-sans);
}

.page-home img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-home .jb-frame img {
  width: 100%;
  object-fit: cover;
}

/* ---------- 章节通用头部 ---------- */
.home-sec {
  max-width: 62ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.home-sec__index {
  margin: 0 0 10px;
  font-family: var(--jb-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--jb-cyan);
}

.home-sec__index--neon {
  color: var(--jb-magenta);
}

.home-sec__index--gold {
  color: var(--jb-gold);
}

.home-sec__title {
  margin: 0 0 12px;
  font-size: clamp(24px, 4.4vw, 40px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: var(--jb-text);
}

.home-sec__desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--jb-text-dim);
}

/* ---------- 首屏 ---------- */
.home-hero {
  position: relative;
  padding: clamp(104px, 15vw, 168px) 0 clamp(64px, 9vw, 104px);
  isolation: isolate;
}

.home-hero__mesh {
  position: absolute;
  inset: -12% -8% -6% -8%;
  z-index: -2;
  background-image:
    linear-gradient(to right, rgba(30, 47, 99, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(30, 47, 99, 0.55) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 85% at 68% 18%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 85% at 68% 18%, #000 0%, transparent 72%);
  animation: home-drift 8s var(--jb-ease) infinite alternate;
  pointer-events: none;
}

.home-hero__wedge {
  position: absolute;
  z-index: -1;
  top: 8%;
  right: -6%;
  width: min(620px, 58vw);
  height: min(480px, 52vw);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.22), rgba(229, 37, 123, 0.12) 72%);
  clip-path: polygon(18% 0, 100% 12%, 82% 100%, 0 78%);
  filter: blur(2px);
  pointer-events: none;
}

@keyframes home-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-2%, 2%, 0); }
}

.home-hero__inner {
  display: grid;
  gap: clamp(36px, 6vw, 56px);
}

.home-hero__crumb {
  margin-bottom: 20px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--jb-text-mute);
}

.home-hero__title {
  margin: 0 0 22px;
  font-size: clamp(42px, 10.5vw, 104px);
  font-weight: 200;
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--jb-text);
}

.home-hero__title-em {
  display: block;
  font-weight: 800;
  font-size: 0.42em;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-top: 14px;
  color: var(--jb-cyan);
}

.home-hero__lead {
  max-width: 46ch;
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--jb-text-dim);
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.home-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 2px solid var(--jb-line);
}

.home-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 13px;
  color: var(--jb-text-mute);
}

.home-hero__facts strong {
  font-family: var(--jb-mono);
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--jb-mist);
}

.home-hero__frame {
  position: relative;
  border: 2px solid var(--jb-line);
  box-shadow: var(--jb-hard-lg);
  aspect-ratio: 4 / 5;
  overflow: hidden;
}

.home-hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(6, 11, 30, 0.1) 20%, rgba(6, 11, 30, 0.78) 100%);
  pointer-events: none;
}

.home-hero__frame .jb-frame__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 1;
  padding: 10px 14px;
  font-family: var(--jb-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--jb-mist);
  background: rgba(6, 11, 30, 0.72);
  border-top: 2px solid var(--jb-cyan);
}

/* ---------- 五大板块编号带 ---------- */
.home-board {
  position: relative;
  border-top: 2px solid var(--jb-line);
}

.home-board__list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.home-board__item {
  border: 2px solid var(--jb-line);
  border-radius: var(--jb-radius);
  background: var(--jb-layer);
  box-shadow: var(--jb-hard-sm);
  transition: transform 260ms var(--jb-ease), box-shadow 260ms var(--jb-ease), border-color 260ms var(--jb-ease);
}

.home-board__link {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  text-decoration: none;
  color: inherit;
}

.home-board__num {
  font-family: var(--jb-mono);
  font-size: 34px;
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--jb-cyan);
}

.home-board__name {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--jb-text);
}

.home-board__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--jb-text-dim);
}

.home-board__go {
  margin-top: 4px;
  font-family: var(--jb-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--jb-orange);
}

.home-board__item:hover,
.home-board__item:focus-within {
  transform: translateY(-6px);
  border-color: var(--jb-cyan);
  box-shadow: var(--jb-hard);
}

.home-board__foot {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--jb-text-mute);
}

.home-board__foot a {
  color: var(--jb-mist);
  border-bottom: 1px solid var(--jb-cyan);
  text-decoration: none;
}

/* ---------- 平板订阅 ---------- */
.home-pad {
  background: var(--jb-paper);
  color: var(--jb-paper-ink);
}

.home-pad .home-sec__title,
.home-pad h2 {
  color: var(--jb-paper-ink);
}

.home-pad__inner {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  align-items: center;
}

.home-pad__lead {
  max-width: 50ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.8;
  color: #35406B;
}

.home-pad__points {
  display: grid;
  gap: 18px;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
}

.home-pad__points li {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 14px;
  align-items: start;
}

.home-pad__points h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--jb-paper-ink);
}

.home-pad__points p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #4A5578;
}

.home-pad__dot {
  width: 12px;
  height: 12px;
  margin-top: 6px;
  border: 2px solid var(--jb-orange);
  border-radius: 50%;
  background: rgba(255, 107, 26, 0.18);
}

.home-pad__figure {
  border: 2px solid var(--jb-paper-ink);
  border-radius: var(--jb-radius);
  box-shadow: 10px 10px 0 rgba(11, 20, 54, 0.14);
  background: #0E1A3E;
  overflow: hidden;
}

.home-pad__figure .jb-frame__cap {
  padding: 10px 14px;
  font-family: var(--jb-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--jb-mist);
  background: rgba(6, 11, 30, 0.85);
  border-top: 2px solid var(--jb-magenta);
}

/* ---------- 数据带 ---------- */
.home-databand {
  position: relative;
  padding: clamp(64px, 9vw, 110px) 0;
  background:
    radial-gradient(80% 120% at 12% 0%, rgba(34, 211, 238, 0.16), transparent 62%),
    linear-gradient(135deg, #0B1533 0%, #0E1A3E 100%);
  clip-path: var(--home-cut-a);
}

.home-databand__inner {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  align-items: center;
}

.home-databand__figure {
  border: 2px solid var(--jb-line);
  border-radius: var(--jb-radius);
  box-shadow: var(--jb-hard);
  overflow: hidden;
}

.home-databand__figure .jb-frame__cap {
  padding: 10px 14px;
  font-family: var(--jb-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--jb-cyan);
  background: rgba(6, 11, 30, 0.85);
  border-top: 2px solid var(--jb-line);
}

.home-databand__lead {
  max-width: 46ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--jb-text-dim);
}

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

.home-meter__top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.home-meter__label {
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--jb-text-dim);
}

.home-meter__value {
  font-family: var(--jb-mono);
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--jb-mist);
}

.home-meter__track {
  position: relative;
  height: 8px;
  border: 1px solid var(--jb-line);
  border-radius: var(--jb-pill);
  background: rgba(6, 11, 30, 0.7);
  overflow: hidden;
}

.home-meter__fill {
  display: block;
  height: 100%;
  border-radius: var(--jb-pill);
  background: linear-gradient(90deg, var(--jb-cyan), var(--jb-purple));
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.55);
}

/* ---------- 实时热度 ---------- */
.home-rank__switcher {
  display: flex;
  gap: 10px;
  margin-bottom: 26px;
  padding-bottom: 4px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.home-rank__switcher .jb-tab {
  flex: 0 0 auto;
  padding: 10px 20px;
  border: 2px solid var(--jb-line);
  border-radius: var(--jb-pill);
  background: var(--jb-layer);
  color: var(--jb-text-dim);
  font-family: var(--jb-sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: color 200ms var(--jb-ease), border-color 200ms var(--jb-ease), background 200ms var(--jb-ease);
}

.home-rank__switcher .jb-tab:hover {
  border-color: var(--jb-cyan);
  color: var(--jb-text);
}

.home-rank__switcher .jb-tab.is-active {
  border-color: var(--jb-cyan);
  background: rgba(34, 211, 238, 0.14);
  color: var(--jb-mist);
}

.page-home .home-rank__panel {
  display: none;
}

.page-home .home-rank__panel.is-active {
  display: block;
}

.home-rank__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.home-rank__list li {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "name score"
    "bar bar";
  gap: 8px 12px;
  align-items: center;
  padding: 16px 18px;
  border: 2px solid var(--jb-line);
  border-radius: var(--jb-radius);
  background: var(--jb-layer);
}

.home-rank__name {
  grid-area: name;
  font-size: 15px;
  font-weight: 600;
  color: var(--jb-text);
}

.home-rank__score {
  grid-area: score;
  font-family: var(--jb-mono);
  font-size: 18px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--jb-magenta);
}

.home-rank__bar {
  grid-area: bar;
  position: relative;
  display: block;
  height: 6px;
  border-radius: var(--jb-pill);
  background: rgba(6, 11, 30, 0.8);
  overflow: hidden;
}

.home-rank__bar i {
  display: block;
  height: 100%;
  border-radius: var(--jb-pill);
  background: linear-gradient(90deg, var(--jb-magenta), var(--jb-purple));
  box-shadow: 0 0 12px rgba(229, 37, 123, 0.5);
}

/* ---------- 首次进站三步 ---------- */
.home-first {
  position: relative;
  background: linear-gradient(180deg, rgba(14, 26, 62, 0.9), rgba(6, 11, 30, 0.98));
}

.home-first__steps {
  display: grid;
  gap: 18px;
  margin: 0 0 32px;
  padding: 0;
  list-style: none;
}

.home-first__step {
  padding: 24px 22px;
  border: 2px solid var(--jb-line);
  border-left: 4px solid var(--jb-orange);
  border-radius: var(--jb-radius);
  background: var(--jb-layer);
  box-shadow: var(--jb-hard-sm);
}

.home-first__step .jb-step__num {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--jb-mono);
  font-size: 26px;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--jb-orange);
}

.home-first__step .jb-step__title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--jb-text);
}

.home-first__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--jb-text-dim);
}

.home-first__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

.home-first__foot p {
  margin: 0;
  font-size: 14px;
  color: var(--jb-text-mute);
}

/* ---------- 回访订阅续接 ---------- */
.home-return {
  padding: clamp(64px, 9vw, 110px) 0;
  background:
    radial-gradient(70% 110% at 88% 10%, rgba(245, 194, 75, 0.14), transparent 60%),
    var(--jb-ink);
  border-top: 2px solid var(--jb-line);
}

.home-return__inner {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  align-items: start;
}

.home-return__lead {
  max-width: 52ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--jb-text-dim);
}

.home-return__acc {
  margin-bottom: 28px;
}

.home-return__acc .jb-acc {
  border: 2px solid var(--jb-line);
  border-radius: var(--jb-radius);
  background: var(--jb-layer);
  margin-bottom: 12px;
  overflow: hidden;
}

.home-return__acc .jb-acc__trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  color: var(--jb-text);
  font-family: var(--jb-sans);
  font-size: 15px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.home-return__acc .jb-acc__icon {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--jb-gold);
  border-bottom: 2px solid var(--jb-gold);
  transform: rotate(45deg);
  transition: transform 220ms var(--jb-ease);
}

.home-return__acc .jb-acc[data-open] .jb-acc__icon {
  transform: rotate(225deg);
}

.home-return__acc .jb-acc__panel {
  display: none;
  padding: 0 18px 18px;
}

.home-return__acc .jb-acc[data-open] .jb-acc__panel {
  display: block;
}

.home-return__acc .jb-acc__panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--jb-text-dim);
}

.home-return__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.home-return__figure {
  border: 2px solid var(--jb-line);
  border-radius: var(--jb-radius);
  box-shadow: var(--jb-hard);
  overflow: hidden;
  background: var(--jb-layer);
}

.home-return__figure .jb-frame__cap {
  padding: 10px 14px;
  font-family: var(--jb-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--jb-gold);
  background: rgba(6, 11, 30, 0.85);
  border-top: 2px solid var(--jb-gold);
}

/* ---------- 整幅行动区 ---------- */
.home-cta {
  position: relative;
  padding: clamp(70px, 10vw, 120px) 0 clamp(80px, 11vw, 130px);
  background:
    linear-gradient(135deg, rgba(229, 37, 123, 0.2), rgba(34, 211, 238, 0.14)),
    #0B1533;
  clip-path: var(--home-cut-b);
  text-align: left;
}

.home-cta__inner {
  max-width: 100%;
}

.home-cta__title {
  max-width: 22ch;
  margin: 0 0 18px;
  font-size: clamp(30px, 6.5vw, 60px);
  font-weight: 200;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--jb-text);
}

.home-cta__lead {
  max-width: 52ch;
  margin: 0 0 32px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--jb-text-dim);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .home-board__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .home-rank__list li {
    grid-template-columns: 220px 1fr 60px;
    grid-template-areas: "name bar score";
    align-items: center;
  }

  .home-return__actions .jb-btn,
  .home-hero__actions .jb-btn,
  .home-cta__actions .jb-btn {
    min-width: 168px;
  }
}

@media (min-width: 1024px) {
  .home-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: center;
  }

  .home-hero__visual {
    margin-right: calc(-1 * min(9vw, 118px));
  }

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

  .home-pad__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .home-databand__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .home-return__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .home-first__foot {
    justify-content: flex-start;
  }
}

@media (max-width: 699px) {
  .home-databand {
    clip-path: polygon(0 0, 100% 2%, 100% 98%, 0 100%);
  }

  .home-hero__mesh {
    background-size: 48px 48px;
  }

  .home-hero__wedge {
    opacity: 0.6;
  }
}

@media (hover: none) {
  .home-board__item {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-hero__mesh,
  .home-board__item,
  .home-rank__switcher .jb-tab,
  .home-return__acc .jb-acc__icon {
    animation: none !important;
    transition: none !important;
  }
}