.page-home {
  --home-pad-y: 56px;
}

.page-home .hero-section {
  position: relative;
  padding: 28px 0 40px;
  background:
    radial-gradient(circle at 85% 8%, rgba(201, 164, 75, 0.12) 0%, transparent 42%),
    radial-gradient(circle at 10% 95%, rgba(20, 44, 90, 0.55) 0%, transparent 55%);
}

.page-home .hero-frame {
  position: relative;
  padding: 44px 24px 24px;
  background:
    radial-gradient(circle at 88% 18%, rgba(201, 164, 75, 0.14) 0%, transparent 38%),
    linear-gradient(140deg, rgba(20, 44, 90, 0.78) 0%, rgba(10, 15, 26, 0.94) 100%);
  border: 1px solid rgba(201, 164, 75, 0.4);
  outline: 1px solid rgba(201, 164, 75, 0.16);
  outline-offset: 6px;
  box-shadow: var(--shadow);
}

.page-home .hero-frame-scale {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  height: 4px;
  background: repeating-linear-gradient(90deg, rgba(201, 164, 75, 0.5) 0 6px, transparent 6px 12px);
  pointer-events: none;
  z-index: 2;
}

.page-home .hero-ruler {
  position: absolute;
  left: 0;
  top: 22%;
  bottom: 22%;
  width: 2px;
  background: repeating-linear-gradient(180deg, rgba(201, 164, 75, 0.55) 0 6px, transparent 6px 12px);
  pointer-events: none;
  z-index: 2;
}

.page-home .hero-grid {
  display: grid;
  gap: 28px;
}

.page-home .hero-content {
  position: relative;
  z-index: 1;
}

.page-home .hero-kicker {
  font-family: var(--font-head);
  color: var(--c-gold);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  margin: 0 0 10px;
}

.page-home .hero-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--c-ivory);
  margin: 0 0 16px;
}

.page-home .hero-desc {
  color: var(--c-fog);
  max-width: 32em;
  margin: 0 0 20px;
  line-height: 1.75;
}

.page-home .hero-motto {
  display: inline-block;
  font-family: var(--font-head);
  color: var(--c-gold);
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
  margin: 0 0 22px;
  padding-left: 14px;
  border-left: 2px solid var(--c-gold);
}

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

.page-home .hero-tags {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .hero-tags li {
  font-size: 0.8125rem;
  color: var(--c-fog);
  border: 1px solid rgba(201, 164, 75, 0.25);
  background: rgba(11, 27, 58, 0.5);
  padding: 5px 12px;
  border-radius: 999px;
}

.page-home .hero-visual {
  position: relative;
  max-width: 560px;
}

.page-home .hero-visual .img-frame {
  background: linear-gradient(145deg, rgba(20, 44, 90, 0.7), rgba(10, 15, 26, 0.7));
  border: 1px solid rgba(201, 164, 75, 0.25);
}

.page-home .hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 28px;
  padding: 20px;
  background: rgba(10, 15, 26, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-home .metric {
  padding: 8px 0;
}

.page-home .metric-num {
  display: block;
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--c-gold);
  line-height: 1.2;
}

.page-home .metric-label {
  display: block;
  margin-top: 4px;
  font-size: 0.8125rem;
  color: var(--c-fog);
}

.page-home .page-index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  padding: 30px 0 8px;
}

.page-home .page-index-link {
  font-family: var(--font-head);
  font-size: 0.9375rem;
  color: var(--c-fog);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-home .page-index-link:hover {
  color: var(--c-gold);
  border-bottom-color: var(--c-gold);
}

.page-home .page-index-link:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

.page-home .section {
  padding: var(--home-pad-y) 0;
}

.page-home .section-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 36px;
}

.page-home .section-no {
  font-family: var(--font-head);
  font-size: 2rem;
  color: var(--c-gold);
  line-height: 1.1;
  min-width: 3.2rem;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(201, 164, 75, 0.4);
}

.page-home .section-head-main {
  flex: 1;
}

.page-home .section-title {
  font-family: var(--font-head);
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.3;
  color: var(--c-ivory);
  margin: 0 0 6px;
}

.page-home .section-note {
  font-size: 0.875rem;
  color: var(--c-gold);
  margin: 0;
}

.page-home .section-lead {
  margin: -20px 0 32px;
  max-width: 720px;
  color: var(--c-fog);
}

.page-home .nav-layout {
  display: grid;
  gap: 24px;
}

.page-home .nav-visual .img-frame {
  background: linear-gradient(145deg, rgba(20, 44, 90, 0.7), rgba(10, 15, 26, 0.7));
  border: 1px solid rgba(201, 164, 75, 0.25);
}

.page-home .nav-copy {
  padding-top: 8px;
}

.page-home .nav-paragraph {
  color: var(--c-fog);
  margin: 0 0 20px;
  line-height: 1.75;
}

.page-home .nav-cat-list {
  display: grid;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.page-home .nav-cat-item {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-home .nav-cat-name {
  display: block;
  font-family: var(--font-head);
  font-size: 1.0625rem;
  color: var(--c-ivory);
  margin-bottom: 4px;
}

.page-home .nav-cat-desc {
  display: block;
  font-size: 0.875rem;
  color: var(--c-fog);
}

.page-home .nav-footnote {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(201, 164, 75, 0.2);
  color: var(--c-fog);
  font-size: 0.875rem;
}

.page-home .fav-layout {
  display: grid;
  gap: 20px;
}

.page-home .fav-steps {
  display: grid;
  gap: 16px;
}

.page-home .fav-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: rgba(20, 44, 90, 0.5);
  border-left: 2px solid var(--c-gold);
}

.page-home .step-index {
  font-family: var(--font-head);
  font-size: 1.5rem;
  color: var(--c-gold);
  line-height: 1;
  min-width: 2rem;
}

.page-home .fav-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 400;
  color: var(--c-ivory);
  font-size: 1.125rem;
}

.page-home .fav-step p {
  margin: 0;
  color: var(--c-fog);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.page-home .fav-tip {
  background: rgba(201, 164, 75, 0.08);
  border: 1px solid rgba(201, 164, 75, 0.3);
  padding: 20px;
  color: var(--c-fog);
  align-self: start;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-home .link-grid {
  display: grid;
  gap: 16px;
}

.page-home .link-card {
  position: relative;
  padding: 24px;
  background: rgba(20, 44, 90, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-decoration: none;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-home .link-card:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 164, 75, 0.5);
}

.page-home .link-card:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

.page-home .link-no {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-head);
  font-size: 0.8125rem;
  color: var(--c-gold);
}

.page-home .link-card .card-title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 400;
  color: var(--c-ivory);
  font-size: 1.125rem;
}

.page-home .link-card .card-text {
  margin: 0;
  color: var(--c-fog);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-home .card-tag {
  display: inline-block;
  margin-top: 14px;
  padding-top: 10px;
  font-size: 0.8125rem;
  color: var(--c-gold);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.page-home .legacy-panel {
  position: relative;
  overflow: hidden;
  padding: 28px;
  background: linear-gradient(115deg, rgba(20, 44, 90, 0.88) 0%, rgba(11, 27, 58, 0.96) 60%, rgba(10, 15, 26, 0.94) 100%);
  border: 1px solid rgba(201, 164, 75, 0.3);
  box-shadow: var(--shadow);
}

.page-home .legacy-panel::before {
  content: "";
  position: absolute;
  left: -10%;
  top: -30%;
  bottom: -30%;
  width: 4px;
  background: linear-gradient(180deg, transparent, rgba(201, 164, 75, 0.6), transparent);
  transform: rotate(15deg);
  pointer-events: none;
}

.page-home .legacy-copy {
  position: relative;
  z-index: 1;
}

.page-home .legacy-copy h3 {
  font-family: var(--font-head);
  color: var(--c-gold);
  font-weight: 400;
  font-size: 1.2rem;
  margin: 0 0 12px;
}

.page-home .legacy-copy p {
  color: var(--c-fog);
  margin: 0 0 20px;
  line-height: 1.7;
}

.page-home .legacy-points {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-home .legacy-points li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 8px;
  color: var(--c-ivory);
  font-size: 0.9375rem;
}

.page-home .legacy-points li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--c-gold);
  font-size: 0.75rem;
}

.page-home .legacy-note {
  font-size: 0.875rem;
  color: var(--c-fog);
  background: rgba(255, 255, 255, 0.04);
  border-left: 2px solid rgba(201, 164, 75, 0.35);
  padding: 12px 16px;
  margin-bottom: 24px;
}

.page-home .legacy-visual {
  position: relative;
  z-index: 1;
  margin-top: 28px;
}

.page-home .legacy-visual .img-frame {
  background: linear-gradient(145deg, rgba(20, 44, 90, 0.75), rgba(10, 15, 26, 0.75));
  border: 1px solid rgba(201, 164, 75, 0.25);
}

.page-home .version-image {
  margin-bottom: 28px;
}

.page-home .version-image .img-frame {
  background: linear-gradient(90deg, rgba(20, 44, 90, 0.75) 0%, rgba(11, 27, 58, 0.65) 50%, rgba(20, 44, 90, 0.75) 100%);
  border: 1px solid rgba(201, 164, 75, 0.25);
}

.page-home .version-tabs .tab-list {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.page-home .version-tabs .tab-btn {
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 12px 20px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--c-fog);
  cursor: pointer;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-home .version-tabs .tab-btn[aria-selected="true"] {
  color: var(--c-gold);
  border-bottom-color: var(--c-gold);
}

.page-home .version-tabs .tab-btn:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 2px;
}

.page-home .version-specs {
  display: grid;
  gap: 14px;
  padding-top: 20px;
}

.page-home .spec-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px;
  background: rgba(20, 44, 90, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-home .spec-label {
  font-size: 0.8125rem;
  color: var(--c-gold);
}

.page-home .spec-value {
  font-size: 0.9375rem;
  color: var(--c-ivory);
  line-height: 1.5;
}

.page-home .quota-layout {
  display: grid;
  gap: 20px;
}

.page-home .quota-card {
  padding: 24px;
  background: rgba(20, 44, 90, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-home .quota-card h3 {
  font-family: var(--font-head);
  font-weight: 400;
  color: var(--c-ivory);
  font-size: 1.25rem;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(201, 164, 75, 0.2);
}

.page-home .quota-list,
.page-home .feedback-list {
  margin: 0 0 20px;
  padding-left: 20px;
  color: var(--c-fog);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-home .quota-list li,
.page-home .feedback-list li {
  margin-bottom: 8px;
}

.page-home .feedback-list .is-alert {
  border-left: 3px solid var(--c-red);
  padding-left: 10px;
  color: var(--c-fog);
}

.page-home .quota-card .btn {
  margin-top: 4px;
}

@media (max-width: 767px) {
  .page-home .hero-frame {
    margin-left: 4px;
    margin-right: 4px;
  }
}

@media (min-width: 768px) {
  .page-home {
    --home-pad-y: 88px;
  }

  .page-home .hero-section {
    padding: 48px 0 56px;
  }

  .page-home .hero-frame {
    padding: 56px 40px 40px;
  }

  .page-home .hero-metrics {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 24px 28px;
  }

  .page-home .nav-layout {
    grid-template-columns: 5fr 7fr;
    gap: 40px;
    align-items: start;
  }

  .page-home .fav-layout {
    grid-template-columns: 7fr 5fr;
    gap: 28px;
    align-items: start;
  }

  .page-home .link-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .page-home .legacy-panel {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    align-items: center;
    padding: 40px;
  }

  .page-home .legacy-visual {
    margin-top: 0;
  }

  .page-home .version-specs {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .page-home .quota-layout {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

@media (min-width: 1080px) {
  .page-home .hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: center;
  }

  .page-home .hero-visual {
    justify-self: end;
  }

  .page-home .hero-visual .img-frame {
    margin-left: auto;
  }

  .page-home .link-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-home .nav-cat-item {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 12px;
  }

  .page-home .nav-cat-name {
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .link-card,
  .page-home .page-index-link,
  .page-home .version-tabs .tab-btn {
    transition: none;
  }
}