.page-home {
  --home-deco-line: rgba(255,255,255,.16);
  background: var(--warm-paper);
  max-width: min(1200px, 100% - 2rem);
  margin-inline: auto;
  padding-bottom: 3rem;
  animation: page-home-fade .4s ease both;
}
@keyframes page-home-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

.page-home .scroll-progress {
  position: sticky;
  top: calc(var(--header-h) - 3px);
  width: 100%;
  height: 3px;
  z-index: 50;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold) 40%, rgba(255,215,0,.12) 100%);
}

/* hero bento */
.page-home .hero-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: clamp(1.25rem, 3vw, 2.25rem) 0 1.5rem;
}
.page-home .hero-focus {
  position: relative;
  min-height: 480px;
  background: var(--deep-blue);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.page-home .hero-focus-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.page-home .hero-vein {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}
.page-home .hero-focus-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(72deg, rgba(10,31,68,.95) 0%, rgba(10,31,68,.72) 48%, rgba(10,31,68,.22) 100%);
}
.page-home .hero-focus::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 30%;
  height: 100%;
  z-index: 3;
  background: linear-gradient(100deg, transparent, rgba(255,215,0,.3), transparent);
  transform: skewX(-18deg) translateX(-130%);
  animation: home-gold-sweep 4.6s var(--ease) infinite;
  pointer-events: none;
}
@keyframes home-gold-sweep {
  0%, 58% { transform: skewX(-18deg) translateX(-130%); }
  80%, 100% { transform: skewX(-18deg) translateX(460%); }
}
.page-home .hero-focused-copy {
  position: relative;
  z-index: 4;
  width: 100%;
  padding: clamp(2rem, 6vw, 4.5rem) clamp(1.5rem, 5vw, 3.5rem) clamp(2rem, 6vw, 4rem);
  color: #fff;
}
.page-home .hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin-bottom: 1.2rem;
  color: var(--gold);
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: .18em;
  font-size: .82rem;
  text-transform: uppercase;
}
.page-home .hero-eyebrow::before {
  content: '';
  width: 36px;
  height: 3px;
  background: var(--gold);
}
.page-home .hero-title {
  margin: 0 0 1rem;
  max-width: 14ch;
  color: #fff;
  font-family: var(--font-heading);
  font-size: clamp(2.05rem, 5vw, 3.7rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.01em;
}
.page-home .hero-subtitle {
  max-width: 38ch;
  margin-bottom: 2rem;
  color: rgba(255,255,255,.84);
  font-size: clamp(1rem, 2vw, 1.18rem);
  line-height: 1.65;
}
.page-home .hero-metric-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 2rem 1rem 1.6rem;
  background: var(--gold);
  color: var(--deep-blue);
}
.page-home .hero-metric-digit {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 3vw, 3.2rem);
  font-weight: 800;
  line-height: 1;
}
.page-home .hero-metric-label {
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .06em;
}
.page-home .hero-version-card {
  padding: 1.8rem 1.5rem 1.5rem;
  background: var(--paper);
  border: 1px solid var(--line-200);
}
.page-home .hero-version-badge {
  display: inline-block;
  margin-bottom: 1rem;
  padding: .4rem 1.1rem;
  background: var(--deep-blue);
  color: var(--gold);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: .08em;
}
.page-home .hero-version-card p {
  margin: 0 0 1.2rem;
  color: var(--ink-700);
  font-size: .95rem;
  line-height: 1.6;
}

/* hero quick nav */
.page-home .hero-quick-nav {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem 1.25rem;
  margin: 0 0 1.5rem;
  padding: .9rem 0;
  border-block: 1px solid var(--line-200);
}
.page-home .hero-quick-nav a {
  padding-bottom: .15rem;
  color: var(--ink-700);
  font-family: var(--font-heading);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
}
.page-home .hero-quick-nav a:hover {
  color: var(--deep-blue);
  border-bottom-color: var(--deep-blue);
}

/* breadcrumb */
.page-home .breadcrumb {
  margin: 0 0 1.25rem;
  font-size: .9rem;
}
.page-home .breadcrumb a {
  color: var(--deep-blue);
  text-decoration: none;
}
.page-home .breadcrumb a:hover {
  text-decoration: underline;
}
.page-home .breadcrumb-current {
  color: var(--ink-500);
}

/* section system */
.page-home .page-section {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
  border-top: 1px solid var(--line-200);
}
.page-home .section-label {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1rem;
  color: var(--deep-blue);
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.page-home .section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--line-200);
}
.page-home .section-headline {
  margin: 0 0 1.25rem;
  max-width: 26ch;
  color: var(--ink-700);
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.16;
}
.page-home .section-lead {
  max-width: 58ch;
  margin-bottom: 1.8rem;
  color: var(--ink-500);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* entry */
.page-home .entry-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.page-home .entry-lead {
  color: var(--ink-700);
  font-size: 1.1rem;
  line-height: 1.75;
}
.page-home .entry-list {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0 2rem;
  padding: 0;
  list-style: none;
}
.page-home .entry-list li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--ink-700);
  font-size: .95rem;
  line-height: 1.6;
}
.page-home .entry-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--deep-blue);
  font-weight: 800;
}
.page-home .entry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
}
.page-home .entry-track {
  padding: 1.2rem 1rem 1rem;
  background:
    linear-gradient(180deg, rgba(10,31,68,.06) 0%, rgba(10,31,68,.06) 100%),
    var(--paper);
  border: 1px solid var(--line-200);
  box-shadow: var(--shadow-card);
}
.page-home .entry-track-svg {
  display: block;
  width: 100%;
  height: auto;
}
.page-home .track-path-main {
  stroke: var(--deep-blue);
  stroke-width: 3;
  stroke-dasharray: 9 6;
  stroke-linecap: round;
}
.page-home .track-path-dash {
  stroke: var(--gold);
  stroke-width: 4;
  stroke-dasharray: 1 8;
  stroke-linecap: round;
}
.page-home .track-label {
  fill: var(--deep-blue);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 12px;
}
.page-home .entry-track-caption {
  margin: .8rem 0 0;
  color: var(--ink-500);
  font-size: .82rem;
  text-align: center;
  letter-spacing: .05em;
}

/* filter */
.page-home .filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.6rem;
}
.page-home .filter-chip {
  appearance: none;
  border: 1px solid var(--deep-blue);
  background: var(--paper);
  color: var(--deep-blue);
  font-family: var(--font-heading);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .04em;
  padding: .5rem 1rem;
  cursor: pointer;
  transition: background var(--speed-fast) var(--ease), color var(--speed-fast) var(--ease), border-color var(--speed-fast) var(--ease);
}
.page-home .filter-chip:hover {
  background: var(--blue-100);
}
.page-home .filter-chip.is-active,
.page-home .filter-chip[aria-pressed="true"] {
  background: var(--deep-blue);
  border-color: var(--deep-blue);
  color: var(--gold);
}

/* category bento */
.page-home .category-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  grid-auto-flow: dense;
}
.page-home .category-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line-200);
  box-shadow: var(--shadow-card);
  transition: transform var(--speed-base) var(--ease), box-shadow var(--speed-base) var(--ease), border-color var(--speed-base) var(--ease);
}
.page-home .category-card:hover {
  transform: translateY(-3px);
  border-color: var(--deep-blue);
  box-shadow: var(--shadow-soft);
}
.page-home .category-tab {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .65rem 1rem;
  background: var(--deep-blue);
  border-left: 4px solid var(--gold);
  color: #fff;
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 800;
  letter-spacing: .06em;
}
.page-home .category-card[data-category="news"] .category-tab {
  border-left-color: var(--teal);
}
.page-home .category-card[data-category="guide"] .category-tab {
  border-left-color: var(--blue-100);
}
.page-home .category-card[data-category="system"] .category-tab {
  border-left-color: var(--red-accent);
}
.page-home .category-card[data-category="support"] .category-tab {
  border-left-color: var(--gold-soft);
}
.page-home .category-card[data-category="coop"] .category-tab {
  border-left-color: var(--teal);
}
.page-home .cat-index {
  color: var(--gold-soft);
  font-size: .7rem;
  letter-spacing: .1em;
  margin-right: .15rem;
}
.page-home .category-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: .45rem;
  padding: 1.1rem 1rem 1.2rem;
}
.page-home .cat-icon {
  width: 42px;
  height: 42px;
  margin-bottom: .5rem;
}
.page-home .cat-svg-stroke {
  fill: none;
  stroke: var(--deep-blue);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.page-home .cat-svg-line {
  fill: none;
  stroke: var(--deep-blue);
  stroke-width: 2;
  stroke-linecap: round;
}
.page-home .cat-svg-dot {
  fill: var(--deep-blue);
}
.page-home .cat-desc {
  margin: 0;
  color: var(--ink-500);
  font-size: .85rem;
  line-height: 1.5;
}
.page-home .category-link {
  margin-top: auto;
  padding-top: .6rem;
  color: var(--deep-blue);
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 800;
  letter-spacing: .02em;
  text-decoration: none;
}
.page-home .category-link:hover {
  text-decoration: underline;
}
.page-home .card-data-feature {
  background: linear-gradient(135deg, rgba(255,215,0,.1) 0%, var(--paper) 62%);
  border-color: rgba(10,31,68,.28);
}
.page-home .card-data-feature .category-tab {
  background: var(--gold);
  color: var(--deep-blue);
}
.page-home .card-data-feature .cat-index {
  color: rgba(10,31,68,.7);
}
.page-home .card-help {
  background: var(--deep-blue);
  border-color: var(--deep-blue);
  color: #fff;
}
.page-home .card-help .category-tab {
  background: var(--deep-blue-2);
  border-left-color: var(--gold);
  color: var(--gold);
}
.page-home .card-help .cat-index {
  color: rgba(255,215,0,.6);
}
.page-home .card-help .cat-desc {
  color: rgba(255,255,255,.82);
}
.page-home .card-help .cat-svg-stroke {
  stroke: var(--gold);
}
.page-home .card-help .cat-svg-line {
  stroke: rgba(255,255,255,.72);
}
.page-home .card-help .cat-svg-dot {
  fill: var(--gold);
}
.page-home .card-help .category-link {
  color: var(--gold);
}

/* device */
.page-home .device-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.2rem;
  align-items: center;
}
.page-home .device-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-200);
  box-shadow: var(--shadow-card);
}
.page-home .device-copy {
  padding: 2rem 1.5rem 1.75rem;
  background: var(--paper);
  border-left: 6px solid var(--deep-blue);
  box-shadow: var(--shadow-card);
}
.page-home .device-copy > p {
  margin: 0 0 1.2rem;
  color: var(--ink-700);
  line-height: 1.7;
}
.page-home .step-list {
  list-style: none;
  margin: 1.5rem 0 1.8rem;
  padding: 0;
  counter-reset: step;
}
.page-home .step-list li {
  position: relative;
  padding: .7rem 0 .7rem 3rem;
  color: var(--ink-700);
  font-size: .95rem;
  line-height: 1.65;
}
.page-home .step-list li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: .5rem;
  top: .85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  background: var(--deep-blue);
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: .78rem;
  font-weight: 800;
}

/* migration */
.page-home .migration-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.75rem;
}
.page-home .migration-card {
  padding: 1.5rem 1.25rem;
  background: var(--paper);
  border: 1px solid var(--line-200);
  border-top: 6px solid var(--ink-500);
  box-shadow: var(--shadow-card);
  font-size: .95rem;
  line-height: 1.65;
  color: var(--ink-700);
}
.page-home .migration-old {
  background: var(--blue-100);
  border-top-color: var(--ink-500);
}
.page-home .migration-new {
  background: var(--deep-blue);
  border-color: var(--deep-blue);
  border-top-color: var(--gold);
  color: #fff;
}
.page-home .migration-new p {
  color: rgba(255,255,255,.82);
}
.page-home .migration-card-head {
  margin-bottom: .8rem;
}
.page-home .migration-tag {
  display: inline-block;
  padding: .3rem .75rem;
  background: var(--paper);
  border: 1px solid var(--line-200);
  color: var(--deep-blue);
  font-family: var(--font-heading);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .1em;
}
.page-home .migration-new .migration-tag {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--deep-blue);
}
.page-home .migration-arrow {
  text-align: center;
}
.page-home .migration-arrow svg {
  display: block;
  width: 100%;
  max-width: 200px;
  height: auto;
  margin-inline: auto;
}
.page-home .migration-arrow-path {
  fill: none;
  stroke: var(--deep-blue);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.page-home .migration-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-200);
  box-shadow: var(--shadow-card);
}

/* updates */
.page-home .updates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.2rem;
  align-items: center;
}
.page-home .updates-copy > p {
  margin-bottom: 1.5rem;
  font-size: 1.02rem;
  line-height: 1.75;
}
.page-home .update-list {
  display: grid;
  gap: .7rem;
  margin: 0 0 1.8rem;
  padding: 0;
  list-style: none;
}
.page-home .update-list li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--ink-700);
  font-size: .95rem;
  line-height: 1.6;
}
.page-home .update-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 800;
}
.page-home .updates-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-200);
  box-shadow: var(--shadow-card);
}
.page-home .text-link {
  color: var(--deep-blue);
  font-weight: 800;
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  transition: border-color var(--speed-fast) var(--ease);
}
.page-home .text-link:hover {
  border-bottom-color: var(--deep-blue);
}

/* fact strip */
.page-home .fact-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin: 2.5rem 0 0;
  background: var(--deep-blue);
  color: #fff;
}
.page-home .fact-item {
  padding: 1.6rem 1rem;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.14);
  border-bottom: 1px solid rgba(255,255,255,.14);
}
.page-home .fact-item strong {
  display: block;
  margin-bottom: .2rem;
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  line-height: 1.2;
}
.page-home .fact-item span {
  color: rgba(255,255,255,.72);
  font-size: .88rem;
}

/* trust */
.page-home .section-trust {
  margin: 2.5rem 0 0;
  padding: 1.6rem clamp(1.25rem, 3vw, 2rem);
  background: var(--blue-100);
  border-left: 6px solid var(--deep-blue);
}
.page-home .section-trust p {
  margin: 0 0 .8rem;
  color: var(--ink-700);
  font-size: .95rem;
  line-height: 1.75;
}
.page-home .trust-links a {
  margin-right: .6rem;
  color: var(--deep-blue);
  font-weight: 800;
  text-decoration: none;
  border-bottom: 1px solid rgba(10,31,68,.4);
}
.page-home .trust-links a:hover {
  border-bottom-color: var(--deep-blue);
}
.page-home .trust-links span {
  margin-right: .5rem;
  color: var(--ink-500);
}

/* to top */
.page-home .to-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 60;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%);
  background: var(--deep-blue);
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .06em;
  padding: .55rem .9rem .55rem 1rem;
  text-decoration: none;
  box-shadow: var(--shadow-soft);
  transition: background var(--speed-fast) var(--ease), color var(--speed-fast) var(--ease), transform var(--speed-fast) var(--ease);
}
.page-home .to-top:hover {
  background: var(--gold);
  color: var(--deep-blue);
  transform: translateY(-2px);
}

/* responsive */
@media (min-width: 700px) {
  .page-home .category-bento {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-home .category-card-feature {
    grid-column: span 2;
  }
}

@media (min-width: 860px) {
  .page-home .fact-strip {
    grid-template-columns: repeat(5, 1fr);
  }
  .page-home .fact-item {
    border-bottom-width: 0;
  }
  .page-home .fact-item:nth-child(5) {
    border-right-width: 0;
  }
}

@media (min-width: 880px) {
  .page-home .migration-grid {
    grid-template-columns: 1fr auto 1fr;
    gap: .5rem 1.25rem;
  }
}

@media (min-width: 980px) {
  .page-home .device-grid {
    grid-template-columns: 1.05fr .95fr;
  }
  .page-home .updates-grid {
    grid-template-columns: 1.05fr .95fr;
  }
}

@media (min-width: 1024px) {
  .page-home .hero-bento {
    grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
    grid-template-rows: minmax(300px, auto) minmax(220px, auto);
  }
  .page-home .hero-focus {
    grid-column: 1;
    grid-row: 1 / span 2;
    min-height: 560px;
  }
  .page-home .hero-metric-card {
    grid-column: 2;
    grid-row: 1;
  }
  .page-home .hero-version-card {
    grid-column: 2;
    grid-row: 2;
  }
  .page-home .entry-grid {
    grid-template-columns: 1.05fr .95fr;
  }
}

@media (min-width: 1120px) {
  .page-home .category-bento {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home,
  .page-home .hero-focus::after {
    animation: none;
  }
}