.page-home {
  --hm-panel: rgba(14, 42, 65, .82);
  --hm-deep: rgba(4, 16, 28, .9);
  --hm-rule: rgba(47, 90, 110, .5);
  display: block;
  padding-bottom: 64px;
  color: var(--fog);
  background:
    radial-gradient(900px 480px at 84% -6%, rgba(57, 224, 212, .1), transparent 62%),
    var(--ink-800);
}

.page-home .hm-context {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  padding-top: 18px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-home .hm-context-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-home .hm-context-item::before {
  content: "//";
  color: var(--cyan);
  opacity: .8;
}

/* ---------- hero ---------- */
.page-home .hm-hero {
  position: relative;
  padding: 24px 0 48px;
}

.page-home .hm-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--hm-rule) 1px, transparent 1px),
    linear-gradient(to bottom, var(--hm-rule) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: .22;
}

.page-home .hm-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}

.page-home h1 {
  margin: 12px 0 0;
  font-size: clamp(30px, 7vw, 50px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-home .hm-lede {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .hm-index-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--hm-rule);
}

.page-home .hm-index-item {
  border-bottom: 1px solid var(--hm-rule);
}

.page-home .hm-index-link {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 12px;
  padding: 12px 8px;
  color: var(--fog);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease;
}

.page-home .hm-index-link:hover,
.page-home .hm-index-link:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(57, 224, 212, .07);
}

.page-home .hm-index-link[aria-current="page"] {
  border-left-color: var(--focus);
  background: rgba(242, 210, 122, .06);
}

.page-home .hm-idx-num {
  font-size: 12px;
  color: var(--cyan);
}

.page-home .hm-index-link[aria-current="page"] .hm-idx-num {
  color: var(--focus);
}

.page-home .hm-idx-text {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-home .hm-idx-arrow {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--mist);
  text-align: right;
  transition: color .18s ease, transform .18s ease;
}

.page-home .hm-index-link:hover .hm-idx-arrow,
.page-home .hm-index-link:focus-visible .hm-idx-arrow {
  color: var(--cyan);
  transform: translateX(2px);
}

/* countdown / rhythm block */
.page-home .hm-tick {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  padding: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--hm-panel), var(--hm-deep));
  box-shadow: 0 18px 34px -30px #000;
}

.page-home .hm-tick-ring {
  width: 68px;
  height: 68px;
  display: block;
}

.page-home .hm-tick-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-home .hm-tick-time {
  margin: 2px 0 0;
  font-size: 22px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: .01em;
}

.page-home .hm-tick-note {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .hm-tick-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 224, 212, .4);
}

.page-home .hm-tick-note a:hover,
.page-home .hm-tick-note a:focus-visible {
  color: var(--fog);
  border-bottom-color: var(--focus);
}

/* collage */
.page-home .hm-collage {
  position: relative;
  display: grid;
  gap: 14px;
}

.page-home .hm-shot {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
  box-shadow: 0 26px 50px -34px rgba(0, 0, 0, .95);
}

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

.page-home .hm-chip {
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: rgba(14, 42, 65, .95);
  box-shadow: 0 16px 30px -24px #000;
}

.page-home .hm-chip--b {
  border-left-color: var(--orange);
}

.page-home .hm-chip-num {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-home .hm-chip-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .hm-chip .tag {
  margin-bottom: 8px;
}

.page-home .hm-chip-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 224, 212, .4);
}

.page-home .hm-chip-link:hover,
.page-home .hm-chip-link:focus-visible {
  color: var(--fog);
  border-bottom-color: var(--focus);
}

/* ---------- generic section ---------- */
.page-home .hm-section {
  padding: 44px 0;
  border-top: 1px solid var(--hm-rule);
}

.page-home .hm-head {
  display: grid;
  gap: 10px;
  max-width: 64ch;
  margin-bottom: 26px;
}

.page-home .hm-head-title {
  margin: 0;
  font-size: clamp(22px, 4.6vw, 30px);
  line-height: 1.25;
  font-weight: 800;
}

.page-home .hm-head-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- resource categories ---------- */
.page-home .hm-res {
  display: grid;
  gap: 24px;
}

.page-home .hm-res-visual {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
}

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

.page-home .hm-res-list {
  display: grid;
  gap: 14px;
}

.page-home .hm-card {
  position: relative;
  padding: 18px 18px 18px 56px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--hm-panel), rgba(7, 26, 43, .9));
  transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.page-home .hm-card:hover,
.page-home .hm-card:focus-within {
  border-color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: 0 22px 36px -28px #000;
}

.page-home .hm-card-num {
  position: absolute;
  left: 18px;
  top: 20px;
  font-size: 13px;
  color: var(--cyan);
}

.page-home .hm-card-title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .01em;
}

.page-home .hm-card-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .hm-card-meta {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--sage);
}

.page-home .hm-card-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 224, 212, .45);
}

.page-home .hm-card-link:hover,
.page-home .hm-card-link:focus-visible {
  color: var(--fog);
  border-bottom-color: var(--focus);
}

/* ---------- legacy comparison ---------- */
.page-home .hm-legacy-grid {
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-home .hm-legacy-copy {
  display: grid;
  gap: 10px;
}

.page-home .hm-legacy-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 8px 0 4px;
  padding: 0;
}

.page-home .hm-legacy-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid var(--hm-rule);
  border-left: 2px solid var(--sage);
  background: rgba(126, 156, 143, .07);
}

.page-home .hm-legacy-count {
  font-size: 15px;
  color: var(--sage);
}

.page-home .hm-legacy-name {
  font-size: 13px;
  line-height: 1.45;
  color: var(--fog);
}

.page-home .hm-legacy-action {
  margin: 8px 0 0;
}

.page-home .hm-legacy-visual {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
}

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

/* ---------- update band ---------- */
.page-home .hm-band {
  padding: 46px 0;
  border-top: 1px solid var(--hm-rule);
  background: linear-gradient(180deg, rgba(4, 16, 28, .72), rgba(4, 16, 28, 0) 78%);
}

.page-home .hm-band-grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-home .hm-band-copy {
  display: grid;
  gap: 10px;
}

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

.page-home .hm-stat {
  padding: 10px 0 10px 12px;
  border-left: 2px solid var(--cyan);
}

.page-home .hm-stat-num {
  display: block;
  font-size: 24px;
  line-height: 1.2;
  color: var(--fog);
}

.page-home .hm-stat-num--warm {
  color: var(--orange);
}

.page-home .hm-stat-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist);
}

.page-home .hm-band-action {
  margin: 14px 0 0;
}

.page-home .hm-inline-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 224, 212, .45);
}

.page-home .hm-inline-link:hover,
.page-home .hm-inline-link:focus-visible {
  color: var(--fog);
  border-bottom-color: var(--focus);
}

.page-home .hm-band-visual {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-700);
}

.page-home .hm-band-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- start / cooperation ---------- */
.page-home .hm-flow {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-home .hm-flow-step {
  padding: 16px;
  border: 1px solid var(--hm-rule);
  border-top: 2px solid var(--line);
  background: rgba(14, 42, 65, .5);
  transition: border-color .18s ease, background-color .18s ease;
}

.page-home .hm-flow-step:hover {
  border-top-color: var(--cyan);
  background: rgba(14, 42, 65, .82);
}

.page-home .hm-flow-num {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-home .hm-flow-title {
  margin: 6px 0 0;
  font-size: 16px;
  font-weight: 800;
}

.page-home .hm-flow-text {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

.page-home .hm-cta {
  display: grid;
  gap: 22px;
  margin-top: 26px;
  padding: 22px;
  border: 1px solid var(--line);
  background:
    linear-gradient(140deg, rgba(255, 158, 90, .1), rgba(14, 42, 65, .9) 45%),
    var(--ink-700);
  box-shadow: 0 26px 46px -36px #000;
}

.page-home .hm-cta-title {
  margin: 0;
  font-size: clamp(19px, 4vw, 24px);
  line-height: 1.3;
  font-weight: 800;
}

.page-home .hm-cta-text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .hm-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 16px 0 0;
}

.page-home .hm-contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hm-rule);
}

.page-home .hm-contact-line {
  display: grid;
  gap: 4px;
  padding: 11px 0;
  border-bottom: 1px solid var(--hm-rule);
}

.page-home .hm-contact-key {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--sage);
  text-transform: uppercase;
}

.page-home .hm-contact-value {
  font-size: 14px;
  line-height: 1.55;
  color: var(--fog);
  word-break: break-word;
}

/* ---------- responsive ---------- */
@media (min-width: 720px) {
  .page-home .hm-collage {
    padding-bottom: 40px;
  }

  .page-home .hm-chip {
    position: absolute;
    width: 248px;
  }

  .page-home .hm-chip--a {
    right: 18px;
    bottom: 0;
  }

  .page-home .hm-chip--b {
    left: -16px;
    top: 26px;
  }

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

  .page-home .hm-contact-line {
    grid-template-columns: 88px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-home .hm-hero {
    padding: 30px 0 60px;
  }

  .page-home .hm-hero-grid {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    gap: 46px;
    align-items: start;
  }

  .page-home .hm-res {
    grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
    gap: 34px;
    align-items: start;
  }

  .page-home .hm-res-visual {
    position: sticky;
    top: 24px;
  }

  .page-home .hm-legacy-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    gap: 40px;
  }

  .page-home .hm-band-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 38px;
    align-items: center;
  }

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

  .page-home .hm-cta {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: 32px;
    padding: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hm-index-link,
  .page-home .hm-idx-arrow,
  .page-home .hm-card,
  .page-home .hm-flow-step {
    transition: none;
  }

  .page-home .hm-card:hover,
  .page-home .hm-card:focus-within {
    transform: none;
  }
}
<<<END>>>