.page-home {
  display: block;
  overflow-x: hidden;
}

/* ================= 首屏 ================= */
.page-home .home-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(46px, 7vw, 92px);
  background:
    radial-gradient(115% 78% at 78% 4%, rgba(155, 140, 255, 0.22), transparent 62%),
    radial-gradient(90% 70% at 6% 92%, rgba(56, 225, 208, 0.14), transparent 66%),
    linear-gradient(180deg, var(--c-void), var(--c-night) 70%, var(--c-void));
}

.page-home .home-hero-inner {
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  align-items: center;
}

.page-home .home-hero-copy {
  max-width: 40rem;
}

.page-home .home-context {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-home .home-context-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 12px rgba(56, 225, 208, 0.9);
}

.page-home .home-hero-title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.4rem, 8.4vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--c-paper);
}

.page-home .home-hero-lead {
  margin: 0 0 30px;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-home .home-island {
  padding: clamp(16px, 2.4vw, 22px);
  border-radius: var(--radius-l);
  border: 1px solid var(--glass-line);
  box-shadow: var(--shadow-soft);
}

.page-home .home-island-title {
  margin: 0;
}

.page-home .home-island-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-island-link {
  display: flex;
  align-items: baseline;
  gap: 11px;
  padding: 12px 14px;
  border: 1px solid rgba(56, 225, 208, 0.18);
  border-radius: var(--radius-m);
  color: var(--c-paper);
  text-decoration: none;
  font-size: 0.95rem;
  transition:
    border-color 200ms var(--ease),
    background-color 200ms var(--ease),
    transform 200ms var(--ease);
}

.page-home .home-island-link:hover,
.page-home .home-island-link:focus-visible {
  border-color: var(--c-neon);
  background-color: rgba(56, 225, 208, 0.09);
  transform: translateY(-2px);
}

.page-home .home-island-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--c-neon);
}

.page-home .home-island-text {
  flex: 1 1 auto;
}

.page-home .home-island-cta {
  display: block;
  margin-top: 14px;
  text-align: center;
}

/* 首屏右侧视觉 */
.page-home .home-hero-visual {
  position: relative;
  margin: 0;
  min-height: 300px;
  aspect-ratio: 6 / 7;
  border-radius: var(--radius-l);
  border: 1px solid rgba(56, 225, 208, 0.24);
  overflow: hidden;
  background: linear-gradient(155deg, rgba(16, 31, 63, 0.9), rgba(11, 22, 48, 0.96));
}

.page-home .home-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.66;
}

.page-home .home-hero-orbit {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.9;
}

.page-home .home-float-card {
  position: absolute;
  display: grid;
  gap: 4px;
  padding: 11px 15px;
  border-radius: var(--radius-m);
  border: 1px solid rgba(56, 225, 208, 0.28);
  background: rgba(11, 22, 48, 0.78);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-soft);
}

.page-home .home-float-card--a {
  top: 12%;
  left: 8%;
  transform: rotate(-6deg);
}

.page-home .home-float-card--b {
  right: 7%;
  bottom: 16%;
  transform: rotate(5deg);
  border-color: rgba(255, 179, 92, 0.34);
}

.page-home .home-float-strong {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-paper);
}

/* ================= 主题带 ================= */
.page-home .home-band-section {
  padding: clamp(44px, 7vw, 84px) 0 clamp(36px, 6vw, 70px);
  background: var(--c-void);
}

.page-home .home-band-head {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-home .home-band-visual {
  max-width: var(--shell-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-home .home-band-visual img {
  display: block;
  width: 100%;
  height: clamp(52px, 8vw, 96px);
  object-fit: cover;
  border-radius: var(--radius-m);
  border: 1px solid rgba(56, 225, 208, 0.16);
  opacity: 0.55;
}

.page-home .home-band {
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 22px var(--gutter) 26px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-home .home-band::-webkit-scrollbar {
  display: none;
}

.page-home .home-band-item {
  position: relative;
  flex: 0 0 min(76vw, 272px);
  scroll-snap-align: start;
  display: grid;
  gap: 8px;
  padding: 20px 18px 22px;
  border-radius: var(--radius-l);
  border: 1px solid rgba(56, 225, 208, 0.18);
  background: linear-gradient(158deg, rgba(16, 31, 63, 0.92), rgba(11, 22, 48, 0.94));
  transition:
    transform 240ms var(--ease),
    border-color 240ms var(--ease);
}

.page-home .home-band-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--c-neon), rgba(155, 140, 255, 0.2));
}

.page-home .home-band-item:hover,
.page-home .home-band-item:focus-within {
  transform: translateY(-4px);
  border-color: var(--c-neon);
}

.page-home .home-band-item .band-index {
  color: var(--c-neon);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-home .home-band-item .band-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.12rem;
  line-height: 1.35;
  color: var(--c-paper);
}

.page-home .home-band-item .band-note {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--c-mist);
}

.page-home .home-band-link {
  justify-self: start;
  margin-top: 4px;
  font-size: 0.86rem;
  letter-spacing: 0.03em;
  color: var(--c-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 225, 208, 0.4);
  padding-bottom: 2px;
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-home .home-band-link:hover,
.page-home .home-band-link:focus-visible {
  color: var(--c-paper);
  border-color: var(--c-paper);
}

/* ================= 记录与周期 ================= */
.page-home .home-records {
  padding: clamp(40px, 6vw, 78px) 0;
  background:
    radial-gradient(80% 60% at 90% 0%, rgba(155, 140, 255, 0.14), transparent 66%),
    var(--c-void);
}

.page-home .home-records-shell {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  padding: clamp(24px, 4vw, 46px);
  border-radius: clamp(20px, 3vw, 32px);
  color: var(--ink-on-paper);
}

.page-home .home-records-copy {
  align-self: center;
}

.page-home .home-records-copy .index-label {
  color: var(--ink-soft-on-paper);
}

.page-home .home-records-title {
  margin: 12px 0 16px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  line-height: 1.2;
  color: var(--ink-on-paper);
}

.page-home .home-records-text {
  margin: 0 0 20px;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--ink-soft-on-paper);
}

.page-home .home-records-list {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-home .home-records-item {
  position: relative;
  padding-left: 22px;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--ink-on-paper);
}

.page-home .home-records-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid var(--c-neon);
}

.page-home .home-records-cta {
  color: var(--ink-on-paper);
  border-color: rgba(11, 22, 48, 0.28);
}

.page-home .home-records-visual {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-home .home-records-figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--line-on-paper);
}

.page-home .home-records-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .home-month-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.page-home .home-month-cell {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  background: var(--c-paper-2);
  border: 1px solid var(--line-on-paper);
}

.page-home .home-month-cell--change {
  background: rgba(255, 179, 92, 0.24);
  border-color: rgba(255, 179, 92, 0.62);
}

.page-home .home-month-cell--change::after {
  content: "";
  position: absolute;
  right: 5px;
  bottom: 5px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-amber);
}

.page-home .home-month-note {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--ink-soft-on-paper);
}

.page-home .home-month-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-amber);
  box-shadow: 0 0 10px rgba(255, 179, 92, 0.7);
}

/* ================= 两条通道 ================= */
.page-home .home-channels {
  padding: clamp(42px, 7vw, 84px) 0;
  background: var(--c-night);
}

.page-home .home-channels-head {
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.page-home .home-channels-grid {
  display: grid;
  gap: clamp(16px, 2.5vw, 26px);
}

.page-home .home-channel {
  position: relative;
  display: grid;
  gap: 14px;
  align-content: start;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-l);
}

.page-home .home-channel--stable {
  background: var(--c-paper);
  color: var(--ink-on-paper);
  border: 1px solid rgba(56, 225, 208, 0.24);
}

.page-home .home-channel--beta {
  background: linear-gradient(160deg, rgba(16, 31, 63, 0.95), rgba(7, 16, 38, 0.98));
  border: 1px solid rgba(155, 140, 255, 0.32);
}

.page-home .home-channel-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-home .home-beta-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 0 6px rgba(56, 225, 208, 0.16);
  animation: homeBreathe 2.4s var(--ease) infinite;
}

@keyframes homeBreathe {
  0%,
  100% {
    opacity: 0.7;
  }
  50% {
    opacity: 1;
  }
}

.page-home .home-channel-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.3rem, 4.2vw, 1.72rem);
  line-height: 1.25;
}

.page-home .home-channel--stable .home-channel-title {
  color: var(--ink-on-paper);
}

.page-home .home-channel--beta .home-channel-title {
  color: var(--c-paper);
}

.page-home .home-channel-text {
  margin: 0;
  max-width: 34em;
  font-size: 0.96rem;
  line-height: 1.78;
}

.page-home .home-channel--stable .home-channel-text {
  color: var(--ink-soft-on-paper);
}

.page-home .home-channel--beta .home-channel-text {
  color: var(--c-mist);
}

.page-home .home-channel-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-home .home-channel-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.9rem;
  line-height: 1.66;
  color: var(--ink-soft-on-paper);
}

.page-home .home-channel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c-violet);
}

.page-home .home-channel-figure {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid rgba(155, 140, 255, 0.28);
}

.page-home .home-channel-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-home .home-channel-cta {
  justify-self: start;
}

/* ================= 常见疑问 ================= */
.page-home .home-faq {
  padding: clamp(44px, 7vw, 86px) 0 clamp(50px, 7vw, 90px);
  background:
    radial-gradient(70% 55% at 10% 8%, rgba(56, 225, 208, 0.12), transparent 66%),
    var(--c-void);
}

.page-home .home-faq-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-home .home-faq-list {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-home .home-faq-item {
  padding: clamp(18px, 2.6vw, 24px);
  border-radius: var(--radius-m);
  border: 1px solid rgba(56, 225, 208, 0.16);
  background: rgba(16, 31, 63, 0.66);
  transition: border-color 220ms var(--ease);
}

.page-home .home-faq-item:hover,
.page-home .home-faq-item:focus-within {
  border-color: rgba(56, 225, 208, 0.46);
}

.page-home .home-faq-q {
  margin: 0 0 9px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.08rem;
  line-height: 1.4;
  color: var(--c-neon);
}

.page-home .home-faq-a {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-home .home-promise {
  display: grid;
  gap: 18px;
  margin-top: clamp(22px, 3.4vw, 34px);
  padding: clamp(22px, 3.2vw, 32px);
  border-radius: var(--radius-l);
  color: var(--ink-on-paper);
  align-items: center;
}

.page-home .home-promise-text {
  margin: 0;
  max-width: 40em;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--ink-soft-on-paper);
}

.page-home .home-promise-cta {
  justify-self: start;
}

/* ================= 响应式 ================= */
@media (min-width: 560px) {
  .page-home .home-island-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .home-island-cta {
    display: inline-block;
    margin-top: 16px;
    min-width: 220px;
    text-align: center;
  }
}

@media (min-width: 880px) {
  .page-home .home-channel-list {
    grid-template-columns: 1fr;
  }

  .page-home .home-channels-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-home .home-channel--beta {
    grid-template-rows: auto auto 1fr auto;
  }
}

@media (min-width: 960px) {
  .page-home .home-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-home .home-hero-visual {
    min-height: 520px;
  }

  .page-home .home-records-shell {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-home .home-promise {
    grid-template-columns: 1fr auto;
  }

  .page-home .home-promise-cta {
    justify-self: end;
  }
}

@media (min-width: 1180px) {
  .page-home .home-band-item {
    flex-basis: 300px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-island-link,
  .page-home .home-band-item,
  .page-home .home-band-link,
  .page-home .home-faq-item {
    transition: opacity 200ms linear;
    transform: none;
  }

  .page-home .home-island-link:hover,
  .page-home .home-island-link:focus-visible,
  .page-home .home-band-item:hover,
  .page-home .home-band-item:focus-within {
    transform: none;
  }

  .page-home .home-beta-pulse {
    animation: none;
    opacity: 1;
  }
}