.page-home {
  --ring-a: 64;
  --ring-b: 36;
  --home-glass: rgba(19, 31, 56, 0.86);
  --home-glass-soft: rgba(19, 31, 56, 0.62);
  position: relative;
  overflow-x: clip;
  padding-bottom: clamp(48px, 9vw, 96px);
  background:
    radial-gradient(1100px 640px at 84% -8%, rgba(255, 90, 31, 0.22), transparent 62%),
    radial-gradient(860px 560px at 2% 6%, rgba(0, 229, 208, 0.14), transparent 58%),
    var(--jj-night);
  color: var(--jj-field);
}

.page-home::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(138, 154, 181, 0.07) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, rgba(138, 154, 181, 0.07) 0 1px, transparent 1px 88px);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 70%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 70%);
}

.page-home .home-context {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  padding-top: clamp(18px, 3.6vw, 32px);
  padding-bottom: clamp(14px, 2.6vw, 22px);
}

.page-home .home-context__line {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-size: 0.94rem;
  color: var(--jj-text-soft);
}

.page-home .home-context__topic {
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-home .home-context__note {
  margin: 0;
  font-size: 0.86rem;
  color: var(--jj-slate);
}

.page-home .home-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 4vw, 34px);
  align-items: start;
}

/* ---------- 左轨道 ---------- */
.page-home .home-rail {
  display: grid;
  gap: clamp(16px, 2.6vw, 22px);
  padding: clamp(18px, 3.4vw, 26px);
  border: 1px solid var(--jj-glass-line);
  border-radius: var(--jj-radius-lg);
  background: linear-gradient(158deg, var(--home-glass), var(--home-glass-soft));
  box-shadow: 0 26px 62px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(6px);
}

.page-home .home-rail__brand {
  margin: 0 0 8px;
  font-family: var(--jj-font-display);
  font-size: 1.42rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--jj-field);
}

.page-home .home-rail__brand::after {
  content: "";
  display: block;
  width: 62px;
  height: 4px;
  margin-top: 10px;
  background: linear-gradient(90deg, var(--jj-orange), var(--jj-cyan));
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
}

.page-home .home-rail__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--jj-text-soft);
}

.page-home .home-rail__index {
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--jj-line-soft);
  border-bottom: 1px solid var(--jj-line-soft);
  padding: 10px 0;
}

.page-home .home-rail__index a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 6px;
  border-radius: 10px;
  color: var(--jj-text-soft);
  text-decoration: none;
  font-size: 0.94rem;
  transition: color 0.2s var(--jj-ease), background 0.2s var(--jj-ease);
}

.page-home .home-rail__index a:hover,
.page-home .home-rail__index a:focus-visible {
  color: var(--jj-field);
  background: rgba(0, 229, 208, 0.1);
  outline: none;
}

.page-home .home-rail__num {
  font-family: var(--jj-font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--jj-orange);
}

.page-home .home-rail__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-home .home-rail__stats .jj-stat {
  display: grid;
  gap: 2px;
  padding: 12px 14px;
  border-radius: var(--jj-radius);
  background: rgba(10, 18, 36, 0.72);
  border: 1px solid var(--jj-line-soft);
}

.page-home .home-rail__stats .jj-stat__value {
  font-family: var(--jj-font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1;
}

.page-home .home-rail__stats .jj-stat--accent .jj-stat__value {
  color: var(--jj-orange);
}

.page-home .home-rail__stats .jj-stat--lime .jj-stat__value {
  color: var(--jj-lime);
}

.page-home .home-rail__stats .jj-stat__unit {
  font-family: var(--jj-font-mono);
  font-size: 0.85rem;
  color: var(--jj-slate);
  margin-left: 2px;
}

.page-home .home-rail__stats .jj-stat__label {
  display: block;
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--jj-slate);
}

.page-home .home-rail__cta {
  display: grid;
  gap: 10px;
}

.page-home .home-rail__cta .jj-btn {
  justify-content: center;
  text-align: center;
}

/* ---------- 右数据流 ---------- */
.page-home .home-stream {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  min-width: 0;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3.6vw, 36px);
  border: 1px solid var(--jj-glass-line);
  border-radius: var(--jj-radius-lg);
  background: linear-gradient(148deg, var(--home-glass), rgba(10, 18, 36, 0.72));
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.4);
}

.page-home .home-hero__cut {
  position: absolute;
  top: -18%;
  right: -12%;
  width: 74%;
  height: 92%;
  background: linear-gradient(128deg, rgba(255, 90, 31, 0.55), rgba(255, 90, 31, 0.06) 62%, transparent);
  clip-path: polygon(26% 0, 100% 0, 100% 72%, 0 100%);
  pointer-events: none;
}

.page-home .home-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(22px, 4vw, 34px);
  align-items: start;
}

.page-home .home-hero__title {
  margin: 12px 0 0;
  font-size: clamp(2.05rem, 7.4vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-home .home-hero__title::after {
  content: "";
  display: block;
  width: 96px;
  height: 6px;
  margin-top: 16px;
  background: var(--jj-cyan);
  clip-path: polygon(0 0, 100% 0, 82% 100%, 0 100%);
}

.page-home .home-hero__btns {
  margin-top: 22px;
}

.page-home .home-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-hero__facts li {
  display: grid;
  gap: 4px;
  padding: 12px 12px 10px;
  border-top: 2px solid var(--jj-orange);
  background: rgba(10, 18, 36, 0.55);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--jj-slate);
}

.page-home .home-hero__facts b {
  font-family: var(--jj-font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--jj-field);
  line-height: 1;
}

.page-home .home-hero__visual {
  position: relative;
  display: grid;
  gap: 0;
  min-width: 0;
}

.page-home .home-hero__figure {
  position: relative;
  transform: rotate(-1.2deg);
}

.page-home .home-sport {
  position: relative;
  margin-top: -34px;
  margin-left: clamp(0px, 3vw, 28px);
  padding: 16px 18px 18px;
  border: 1px solid var(--jj-glass-line);
  border-radius: var(--jj-radius);
  background: rgba(10, 18, 36, 0.92);
  box-shadow: 0 22px 46px rgba(0, 0, 0, 0.5);
}

.page-home .home-sport__row {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  margin-top: 14px;
}

.page-home .home-ring {
  position: relative;
  width: 108px;
  height: 108px;
  border-radius: 50%;
  background: conic-gradient(
    var(--jj-orange) 0 calc(var(--ring-a) * 1%),
    var(--jj-cyan) calc(var(--ring-a) * 1%) 100%
  );
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 12px 30px rgba(0, 0, 0, 0.42);
}

.page-home .home-ring::after {
  content: "";
  position: absolute;
  inset: 13px;
  border-radius: 50%;
  background: var(--jj-indigo);
}

.page-home .home-ring--bb {
  background: conic-gradient(
    var(--jj-lime) 0 calc(var(--ring-a) * 1%),
    var(--jj-orange) calc(var(--ring-a) * 1%) 100%
  );
}

.page-home .home-ring__core {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  gap: 2px;
  color: var(--jj-field);
}

.page-home .home-ring__core .jj-num {
  font-family: var(--jj-font-mono);
  font-size: 1.6rem;
  font-weight: 700;
}

.page-home .home-ring__core i {
  font-style: normal;
  font-size: 0.8rem;
  color: var(--jj-slate);
}

.page-home .home-sport__cap {
  margin: 0 0 8px;
  font-family: var(--jj-font-serif);
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  color: var(--jj-cyan);
}

.page-home .home-sport__legend ul {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.84rem;
  color: var(--jj-text-soft);
}

.page-home .home-sport__legend b {
  font-family: var(--jj-font-mono);
  color: var(--jj-field);
}

.page-home .home-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 7px;
  border-radius: 2px;
  transform: rotate(45deg);
}

.page-home .home-dot--orange { background: var(--jj-orange); }
.page-home .home-dot--cyan { background: var(--jj-cyan); }

.page-home .home-sport__note {
  margin: 10px 0 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--jj-slate);
}

/* ---------- 通用区块 ---------- */
.page-home .home-block {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  scroll-margin-top: 108px;
}

.page-home .home-block__head {
  display: grid;
  gap: 10px;
  max-width: 62ch;
}

.page-home .home-block__head .jj-title {
  margin: 0;
}

.page-home .home-block__head .jj-lead {
  margin: 0;
  color: var(--jj-text-soft);
}

/* ---------- 分布 ---------- */
.page-home .home-dist {
  display: grid;
  gap: clamp(16px, 3vw, 24px);
}

.page-home .home-dist__figure {
  transform: rotate(0.8deg);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 92% 100%, 0 100%);
}

.page-home .home-dist__cards {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.page-home .home-dist__cards .jj-card {
  padding: 18px;
  border-radius: var(--jj-radius);
}

.page-home .home-dist__cards .jj-card__title {
  margin: 6px 0 8px;
  font-size: 1.05rem;
}

.page-home .home-dist__cards .jj-card__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--jj-text-soft);
}

.page-home .home-stages {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-radius: var(--jj-radius);
  border: 1px dashed var(--jj-line);
  background: rgba(19, 31, 56, 0.5);
}

.page-home .home-stages__note {
  flex: 1 1 260px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--jj-slate);
}

/* ---------- 注册 ---------- */
.page-home .home-register {
  display: grid;
  gap: clamp(16px, 3vw, 24px);
}

.page-home .home-register__main {
  padding: clamp(20px, 3.4vw, 28px);
  border-radius: var(--jj-radius-lg);
  border: 1px solid var(--jj-glass-line);
  background: linear-gradient(140deg, rgba(19, 31, 56, 0.92), rgba(10, 18, 36, 0.7));
  clip-path: polygon(0 0, 100% 0, 100% 90%, 94% 100%, 0 100%);
}

.page-home .home-register__title {
  margin: 0 0 18px;
  font-family: var(--jj-font-serif);
  font-size: clamp(1.1rem, 3.4vw, 1.36rem);
  font-weight: 700;
  color: var(--jj-field);
}

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

.page-home .home-opt {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px;
  border-radius: var(--jj-radius);
  background: rgba(10, 18, 36, 0.7);
  border-left: 3px solid var(--jj-cyan);
}

.page-home .home-opt__no {
  font-family: var(--jj-font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--jj-cyan);
  line-height: 1.2;
}

.page-home .home-opt__name {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--jj-field);
}

.page-home .home-opt__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--jj-text-soft);
}

.page-home .home-register__hint {
  margin: 16px 0 20px;
  font-size: 0.84rem;
  line-height: 1.65;
  color: var(--jj-slate);
}

.page-home .home-register__side {
  padding: clamp(18px, 3vw, 24px);
  border-radius: var(--jj-radius-lg);
  background: rgba(19, 31, 56, 0.66);
  border: 1px solid var(--jj-line-soft);
}

.page-home .home-register__sideTitle {
  margin: 0 0 14px;
  font-family: var(--jj-font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--jj-cyan);
}

.page-home .home-scope {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-scope li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--jj-line-soft);
}

.page-home .home-scope li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .home-scope__k {
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--jj-field);
}

/* ---------- 客户端 ---------- */
.page-home .home-client {
  display: grid;
  gap: clamp(16px, 3vw, 24px);
}

.page-home .home-client__panel {
  display: grid;
  gap: clamp(16px, 3vw, 24px);
  padding: clamp(18px, 3.4vw, 28px);
  border-radius: var(--jj-radius-lg);
  align-items: center;
}

.page-home .home-client__panel--export {
  border: 1px solid var(--jj-glass-line);
}

.page-home .home-client__figure {
  transform: rotate(-1.4deg);
}

.page-home .home-client__art--tall .jj-figure {
  transform: rotate(1.6deg);
  max-width: 260px;
  margin-left: auto;
}

.page-home .home-client__title {
  margin: 0 0 10px;
  font-family: var(--jj-font-display);
  font-size: clamp(1.24rem, 3.8vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--jj-field);
}

.page-home .home-client__text {
  margin: 0 0 14px;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--jj-text-soft);
}

.page-home .home-client__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-client__list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--jj-text-soft);
}

.page-home .home-client__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 9px;
  height: 3px;
  background: var(--jj-lime);
}

/* ---------- 四步 ---------- */
.page-home .home-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-home .home-step {
  position: relative;
  padding: 20px 18px 18px;
  border-radius: var(--jj-radius);
  background: rgba(19, 31, 56, 0.72);
  border: 1px solid var(--jj-line-soft);
  clip-path: polygon(0 0, 100% 0, 100% 86%, 90% 100%, 0 100%);
}

.page-home .home-step__no {
  display: inline-block;
  font-family: var(--jj-font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--jj-orange);
  line-height: 1;
}

.page-home .home-step__title {
  margin: 10px 0 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--jj-field);
}

.page-home .home-step__text {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--jj-text-soft);
}

/* ---------- 场景 ---------- */
.page-home .home-who .jj-card {
  padding: 18px;
  border-radius: var(--jj-radius);
}

.page-home .home-who .jj-card__title {
  margin: 6px 0 8px;
  font-size: 1rem;
}

.page-home .home-who .jj-card__text {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--jj-text-soft);
}

.page-home .home-who__foot {
  display: grid;
  gap: 14px;
  margin-top: clamp(16px, 3vw, 24px);
  padding: 18px;
  border-left: 4px solid var(--jj-orange);
  background: rgba(10, 18, 36, 0.6);
  border-radius: 0 var(--jj-radius) var(--jj-radius) 0;
}

.page-home .home-who__foot p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--jj-text-soft);
}

/* ---------- 结尾 ---------- */
.page-home .home-close {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 4vw, 34px);
  border-radius: var(--jj-radius-lg);
  background:
    linear-gradient(122deg, rgba(255, 90, 31, 0.92), rgba(255, 90, 31, 0.42) 48%, rgba(0, 229, 208, 0.32));
  color: var(--jj-night);
}

.page-home .home-close__title {
  margin: 0 0 10px;
  color: var(--jj-night);
  font-size: clamp(1.5rem, 5.4vw, 2.1rem);
}

.page-home .home-close__text {
  margin: 0;
  max-width: 46ch;
  font-size: 0.92rem;
  line-height: 1.72;
  color: rgba(10, 18, 36, 0.82);
}

.page-home .home-close__btns {
  margin-top: 18px;
}

.page-home .home-close__mark {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 16px 18px;
  border-radius: var(--jj-radius);
  background: rgba(10, 18, 36, 0.88);
  color: var(--jj-field);
}

.page-home .home-close__badge {
  font-family: var(--jj-font-display);
  font-size: 1.1rem;
  font-weight: 800;
}

.page-home .home-close__domain {
  font-family: var(--jj-font-mono);
  font-size: 0.86rem;
  color: var(--jj-cyan);
}

.page-home .home-close__place {
  font-size: 0.78rem;
  color: var(--jj-slate);
}

/* ---------- 浮动入口 ---------- */
.page-home .home-float {
  position: fixed;
  right: clamp(12px, 2.4vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--jj-orange);
  color: var(--jj-night);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 14px 34px rgba(255, 90, 31, 0.42);
  transition: transform 0.2s var(--jj-ease), box-shadow 0.2s var(--jj-ease);
}

.page-home .home-float:hover,
.page-home .home-float:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(255, 90, 31, 0.55);
  outline: none;
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 768px) {
  .page-home .home-hero__inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  }

  .page-home .home-dist {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
  }

  .page-home .home-register {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: start;
  }

  .page-home .home-client__panel {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  }

  .page-home .home-client__panel--export {
    grid-template-columns: minmax(0, 1.14fr) minmax(0, 0.86fr);
  }

  .page-home .home-client__art--tall .jj-figure {
    max-width: 100%;
  }

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

  .page-home .home-close {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-home .home-shell {
    grid-template-columns: 336px minmax(0, 1fr);
    gap: clamp(30px, 3.4vw, 56px);
  }

  .page-home .home-rail {
    position: sticky;
    top: 104px;
  }

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

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

@media (max-width: 420px) {
  .page-home .home-hero__facts {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-home .home-sport__row {
    grid-template-columns: minmax(0, 1fr);
    justify-items: start;
  }

  .page-home .home-ring {
    width: 96px;
    height: 96px;
  }
}

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