.page-home {
  --home-grid: 64px;
  --home-mint-soft: rgba(43, 240, 194, 0.42);
  --home-mint-faint: rgba(43, 240, 194, 0.14);
}

/* ---------- 封面 ---------- */
.page-home .cover {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(48px, 9vw, 108px) clamp(40px, 7vw, 88px);
  background:
    radial-gradient(120% 96% at 82% 4%, rgba(43, 240, 194, 0.14), transparent 58%),
    radial-gradient(94% 78% at 4% 94%, rgba(255, 138, 61, 0.12), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, #080B1E 100%);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .cover::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(to right, var(--line-faint) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-faint) 1px, transparent 1px);
  background-size: var(--home-grid) var(--home-grid);
  opacity: 0.55;
  pointer-events: none;
}

.page-home .cover-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .cover-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.32;
  filter: saturate(0.72) contrast(1.08);
}

.page-home .cover-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 39, 0.5) 0%, rgba(10, 14, 39, 0.86) 60%, var(--ink) 100%);
}

.page-home .cover-inner {
  position: relative;
  z-index: 2;
}

.page-home .cover-crumb {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-home .cover-crumb-idx {
  color: var(--mint);
  font-weight: 700;
}

.page-home .cover-title {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  max-width: 20ch;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2rem, 7.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-home .accent {
  color: var(--mint);
}

.page-home .cover-lead {
  max-width: 46ch;
  margin: 0 0 clamp(24px, 3.6vw, 36px);
  font-size: clamp(1rem, 2.3vw, 1.125rem);
  line-height: 1.78;
  color: var(--muted);
}

.page-home .cover-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(30px, 5vw, 52px);
}

.page-home .cover-actions .btn {
  border-radius: var(--r-pill);
}

.page-home .cover-actions .btn-primary:hover {
  box-shadow: 0 0 0 1px var(--mint), 0 8px 26px rgba(43, 240, 194, 0.24);
}

.page-home .cover-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 14px;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line-soft);
}

.page-home .cover-index-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-home .cover-index-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.5rem, 3.6vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
  color: var(--mint);
}

.page-home .cover-index-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 三个入口 ---------- */
.page-home .lanes {
  padding-block: clamp(52px, 8vw, 96px);
  background: var(--ink);
}

.page-home .lanes-head .section-title {
  max-width: 26ch;
}

.page-home .lanes-sub {
  margin-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-home .lanes-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(28px, 4.5vw, 46px);
}

.page-home .lane {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 24px 22px 26px;
  border-radius: var(--r-xl);
  background: var(--panel);
  border: 1px solid var(--line-soft);
  box-shadow: inset 0 1px 0 rgba(233, 238, 249, 0.05);
  transition: border-color 0.32s var(--ease), transform 0.32s var(--ease);
}

.page-home .lane:hover {
  border-color: var(--home-mint-soft);
  transform: translateY(-2px);
}

.page-home .lane--b {
  background: linear-gradient(180deg, var(--violet) 0%, #1B1436 100%);
}

.page-home .lane--c {
  border-color: rgba(43, 240, 194, 0.38);
  background:
    radial-gradient(92% 68% at 84% 0%, var(--home-mint-faint), transparent 62%),
    var(--panel);
  box-shadow: 0 0 0 1px rgba(43, 240, 194, 0.1), inset 0 1px 0 rgba(233, 238, 249, 0.07);
}

.page-home .lane-tag {
  align-self: flex-start;
  margin: 0 0 14px;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-soft);
  background: rgba(10, 14, 39, 0.6);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-home .lane-tag--anchor {
  border-color: rgba(43, 240, 194, 0.55);
  color: var(--mint);
}

.page-home .lane-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 3.6vw, 1.625rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-home .lane-copy {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .lane-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .lane-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-home .lane-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 9px;
  height: 2px;
  border-radius: 2px;
  background: var(--mint);
}

.page-home .lane-figure {
  margin: 0 0 18px;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink);
}

.page-home .lane-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .lane-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  padding-bottom: 2px;
  font-size: 14px;
  font-weight: 600;
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 240, 194, 0.35);
}

.page-home .lane-link::after {
  content: "→";
  transition: transform 0.28s var(--ease);
}

.page-home .lane-link:hover::after {
  transform: translateX(3px);
}

.page-home .spark {
  display: block;
  width: 100%;
  max-width: 260px;
  height: auto;
  margin: 2px 0 20px;
}

.page-home .spark-line {
  fill: none;
  stroke: var(--mint);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-home .spark-base {
  stroke: var(--line-soft);
  stroke-width: 1;
}

/* ---------- 进入路径 ---------- */
.page-home .entry {
  padding-block: clamp(52px, 8vw, 96px);
  background: var(--panel);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .entry-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
}

.page-home .entry-head .section-title {
  max-width: 22ch;
}

.page-home .entry-lead {
  margin-top: 14px;
  color: var(--muted);
}

.page-home .entry-note {
  margin-top: 16px;
  padding: 16px 20px;
  border-radius: var(--r-lg);
  border: 1px dashed var(--line-soft);
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-home .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 20px 20px 22px;
  border-radius: var(--r-lg);
  background: var(--ink);
  border: 1px solid var(--line-faint);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-home .step:hover {
  border-color: var(--home-mint-soft);
  transform: translateX(3px);
}

.page-home .step-num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--mint);
}

.page-home .step-body {
  min-width: 0;
}

.page-home .step-title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}

.page-home .step-copy {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 更新节奏 ---------- */
.page-home .updates {
  padding-block: clamp(52px, 8vw, 96px);
  background: linear-gradient(180deg, var(--violet) 0%, #180F32 100%);
}

.page-home .updates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-home .shot {
  margin: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--panel);
}

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

.page-home .updates-copy .section-title {
  max-width: 20ch;
}

.page-home .updates-lead {
  margin-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-home .update-notes {
  list-style: none;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-home .update-note {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 18px 20px;
  border-radius: var(--r-lg);
  background: rgba(10, 14, 39, 0.5);
  border-left: 2px solid var(--home-mint-soft);
}

.page-home .update-note-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--mint);
}

.page-home .update-note-body {
  min-width: 0;
}

.page-home .update-note-title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-home .update-note-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .updates-foot {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .inline-link {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 240, 194, 0.32);
}

.page-home .inline-link:hover {
  border-bottom-color: var(--mint);
}

/* ---------- 使用时刻 ---------- */
.page-home .scenes {
  padding-block: clamp(52px, 8vw, 96px);
  background: var(--ink);
}

.page-home .scenes-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-home .scenes-copy .section-title {
  max-width: 22ch;
}

.page-home .scene-list {
  margin-top: clamp(22px, 3.4vw, 32px);
  display: grid;
  gap: 18px;
}

.page-home .scene {
  position: relative;
  padding-left: 22px;
  border-left: 1px solid var(--line-soft);
}

.page-home .scene::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px rgba(255, 138, 61, 0.6);
}

.page-home .scene-title {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text);
}

.page-home .scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .scenes-foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .scenes-shot {
  border-color: rgba(255, 138, 61, 0.22);
}

/* ---------- 下一步 ---------- */
.page-home .next {
  padding-block: clamp(52px, 8vw, 96px);
  background: linear-gradient(180deg, var(--wine) 0%, #2A1020 100%);
  border-top: 1px solid var(--line-soft);
}

.page-home .next-title {
  max-width: 20ch;
  margin-bottom: clamp(24px, 3.6vw, 38px);
}

.page-home .next-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .next-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 22px 26px;
  border-radius: var(--r-xl);
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--line-soft);
  text-decoration: none;
  transition: border-color 0.32s var(--ease), transform 0.32s var(--ease);
}

.page-home .next-card:hover {
  border-color: var(--home-mint-soft);
  transform: translateY(-3px);
}

.page-home .next-card--mint {
  background:
    radial-gradient(96% 70% at 88% 0%, var(--home-mint-faint), transparent 66%),
    rgba(10, 14, 39, 0.72);
  border-color: rgba(43, 240, 194, 0.4);
}

.page-home .next-card-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-home .next-card-head {
  font-family: var(--font-head);
  font-size: clamp(1.125rem, 3vw, 1.375rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-home .next-card-copy {
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-home .next-card-go {
  margin-top: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--mint);
}

.page-home .next-foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .cover-index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-home .lanes-grid {
    grid-template-columns: 0.86fr 1fr 1.3fr;
    gap: 20px;
    align-items: start;
  }

  .page-home .lane--a {
    margin-top: 54px;
  }

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

  .page-home .lane--c {
    margin-top: 0;
  }
}

@media (min-width: 960px) {
  .page-home .entry-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-home .updates-grid {
    grid-template-columns: 5fr 7fr;
    align-items: center;
  }

  .page-home .scenes-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

@media (max-width: 719px) {
  .page-home .cover {
    padding-block: 44px 44px;
  }

  .page-home .lane,
  .page-home .next-card {
    border-radius: var(--r-lg);
  }

  .page-home .update-note-num {
    font-size: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .lane,
  .page-home .step,
  .page-home .next-card,
  .page-home .lane-link::after {
    transition: none;
  }

  .page-home .lane:hover,
  .page-home .step:hover,
  .page-home .next-card:hover {
    transform: none;
  }
}