.page-home {
  --home-rail: 208px;
  --home-card-hover: #111e29;
  position: relative;
  background:
    radial-gradient(56% 32% at 90% 0%, rgba(25, 245, 208, 0.1), transparent 72%),
    var(--ink);
  overflow-x: clip;
  color: var(--text);
  font-family: var(--font-sans);
}

.page-home .hero {
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(24px, 5vw, 52px) var(--gutter) clamp(44px, 6vw, 84px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  scroll-margin-top: 104px;
}

.page-home .hero-aside {
  display: grid;
  gap: 18px;
  align-content: start;
  border-top: 2px solid var(--cyan);
  padding-top: 16px;
}

.page-home .rail-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-home .rail-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
}

.page-home .rail-stats li {
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--line);
  padding-left: 10px;
}

.page-home .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.05;
  font-weight: 600;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .stat-key {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-home .rail-jump {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-home .rail-jump li {
  border-bottom: 1px solid var(--line);
}

.page-home .rail-jump a {
  display: block;
  padding: 9px 0;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .rail-jump a:hover,
.page-home .rail-jump a:focus-visible {
  color: var(--cyan);
}

.page-home .hero-title {
  margin: 10px 0 0;
  font-size: clamp(34px, 5.6vw, 68px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--text);
}

.page-home .hero-title em {
  font-style: normal;
  color: var(--cyan);
}

.page-home .hero-lead {
  max-width: 48ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-home .hero-media {
  margin: clamp(24px, 3vw, 36px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  overflow: hidden;
}

.page-home .section {
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(42px, 6vw, 88px) var(--gutter);
  scroll-margin-top: 104px;
}

.page-home .section + .section {
  border-top: 1px solid rgba(33, 66, 76, 0.55);
}

.page-home .section-title {
  margin: 8px 0 0;
  color: var(--text);
}

.page-home .section-lead {
  margin: 12px 0 0;
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.8;
}

.page-home .zones-head,
.page-home .cycle-head {
  max-width: 66ch;
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-home .zone-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-matrix);
  overflow: hidden;
}

.page-home .zone-card {
  background: var(--panel);
  padding: clamp(18px, 2.2vw, 26px);
  display: grid;
  gap: 10px;
  align-content: start;
  transition: background var(--dur) var(--ease);
}

.page-home .zone-card:hover,
.page-home .zone-card:focus-within {
  background: var(--home-card-hover);
}

.page-home .zone-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-home .zone-title {
  margin: 0;
  font-size: clamp(18px, 1.9vw, 23px);
  line-height: 1.3;
  font-weight: 700;
}

.page-home .zone-title a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .zone-title a:hover,
.page-home .zone-title a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-home .zone-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .zone-tags {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-home .zone-tags li {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  padding: 3px 9px;
  white-space: nowrap;
}

.page-home .cycle-figure {
  margin: 0 0 clamp(20px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  overflow: hidden;
}

.page-home .cycle-steps {
  display: grid;
  gap: 12px;
}

.page-home .cycle-item {
  background: var(--band);
  border: 1px solid var(--line);
  border-radius: var(--r-soft);
  transition: border-color var(--dur) var(--ease);
}

.page-home .cycle-item:hover,
.page-home .cycle-item[open] {
  border-color: var(--cyan);
}

.page-home .cycle-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-home .cycle-item summary::-webkit-details-marker {
  display: none;
}

.page-home .cycle-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-home .cycle-item[open] summary::after {
  content: "−";
}

.page-home .cycle-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-home .cycle-item p {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-home .switch-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-home .switch-media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  overflow: hidden;
}

.page-home .steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-soft);
  transition: border-color var(--dur) var(--ease);
}

.page-home .steps li:hover {
  border-color: var(--cyan);
}

.page-home .step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  height: 26px;
  display: grid;
  place-items: center;
  color: var(--on-cyan);
  background: var(--cyan);
  border-radius: 6px;
}

.page-home .steps h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-home .steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .switch-link {
  margin: 18px 0 0;
}

.page-home .switch-link a {
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: border-color var(--dur) var(--ease);
}

.page-home .switch-link a:hover,
.page-home .switch-link a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-home .tags-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-home .tags-aside {
  margin: 0;
}

.page-home .tags-aside .media-frame {
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  overflow: hidden;
}

.page-home .tag-columns {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-home .tag-col {
  border-top: 2px solid var(--line);
  padding-top: 14px;
}

.page-home .tag-col h3 {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--amber-soft);
}

.page-home .tag-cloud {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-home .tag-cloud li {
  font-size: 12px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  color: var(--muted);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .tag-cloud li:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-home .start {
  padding-bottom: clamp(56px, 8vw, 112px);
}

.page-home .start-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-matrix);
  overflow: hidden;
}

.page-home .start-list li {
  background: var(--band);
  padding: clamp(18px, 2.4vw, 26px);
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-home .start-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-home .start-list h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-home .start-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

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

@media (min-width: 640px) {
  .page-home .zone-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 760px) {
  .page-home .cycle-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .switch-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
  }

  .page-home .switch-media {
    transform: translateY(-16px);
  }

  .page-home .tags-grid {
    grid-template-columns: minmax(0, 1fr) minmax(180px, 236px);
    align-items: start;
  }

  .page-home .tags-aside {
    position: sticky;
    top: 132px;
  }
}

@media (min-width: 960px) {
  .page-home .hero {
    grid-template-columns: var(--home-rail) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 60px);
    align-items: start;
  }

  .page-home .hero-aside {
    position: sticky;
    top: 132px;
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 20px;
  }

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

@media (min-width: 1040px) {
  .page-home .zone-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .switch-media {
    transform: none;
  }

  .page-home .zone-card,
  .page-home .zone-title a,
  .page-home .rail-jump a,
  .page-home .steps li,
  .page-home .cycle-item,
  .page-home .tag-cloud li,
  .page-home .switch-link a {
    transition: none;
  }
}