:root {
  --bg: #0c1020;
  --bg-elevated: rgba(16, 23, 44, 0.86);
  --panel: rgba(14, 20, 37, 0.75);
  --border: rgba(255, 255, 255, 0.1);
  --text: #f4f7fb;
  --muted: #b7c0d1;
  --accent: #ff7a00;
  --accent-soft: rgba(255, 122, 0, 0.16);
  --success: #6ce5b1;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --content: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 122, 0, 0.24), transparent 24%),
    radial-gradient(circle at 85% 12%, rgba(108, 229, 177, 0.16), transparent 20%),
    radial-gradient(circle at 50% 0%, rgba(255, 216, 102, 0.08), transparent 18%),
    linear-gradient(180deg, #11172d 0%, #0b1020 48%, #090c17 100%);
  min-height: 100vh;
}

.portal-page {
  background:
    radial-gradient(circle at top left, rgba(255, 122, 0, 0.24), transparent 24%),
    radial-gradient(circle at top right, rgba(28, 140, 255, 0.14), transparent 18%),
    linear-gradient(180deg, #101527 0%, #0b1020 46%, #090c17 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  background: var(--text);
  color: #0b0f1d;
}

.skip-link:focus {
  top: 1rem;
}

.site-header,
.hero,
.section,
.site-footer {
  width: min(calc(100% - 2rem), var(--content));
  margin-inline: auto;
}

.portal-header,
.portal-main,
.portal-footer {
  width: min(calc(100% - 1rem), 1180px);
  margin-inline: auto;
}

.portal-header {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.9rem 0 0.6rem;
}

.portal-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.portal-brand-copy {
  display: flex;
  flex-direction: column;
}

.portal-brand-copy strong {
  font-size: 1rem;
}

.portal-brand-copy span {
  color: var(--muted);
  font-size: 0.82rem;
}

.portal-search {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 3rem;
  padding: 0 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--muted);
}

.portal-search-icon {
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: #171d30;
  background: linear-gradient(135deg, #ff7a00, #ffbf66);
  font-size: 0.8rem;
  font-weight: 800;
}

.portal-top-links {
  display: flex;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.portal-main {
  padding-bottom: 2rem;
}

.chip-rail,
.game-strip,
.mini-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(220px, 1fr);
  gap: 0.9rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  scroll-snap-type: x proximity;
}

.chip-rail {
  grid-auto-columns: max-content;
  padding: 0.2rem 0 1rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 2.8rem;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--muted);
  font-weight: 700;
  white-space: nowrap;
}

.chip-active {
  color: #171d30;
  background: linear-gradient(135deg, #ff7a00, #ffbf66);
}

.feature-banner {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.8fr);
  gap: 1rem;
  margin-bottom: 1.1rem;
}

.feature-banner-main,
.stack-card,
.game-tile,
.compact-card,
.mini-card,
.library-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
}

.feature-banner-main {
  display: grid;
  align-content: end;
  min-height: 340px;
  padding: 1.25rem;
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(255, 209, 102, 0.28), transparent 24%),
    linear-gradient(135deg, #ff6a00, #ff2d55);
  color: #fff6ef;
  position: relative;
  overflow: hidden;
}

.feature-art,
.stack-art,
.library-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  pointer-events: none;
}

.feature-art {
  opacity: 0.34;
}

.feature-banner-main h1 {
  margin: 0.45rem 0;
  font-size: clamp(2.5rem, 8vw, 4.8rem);
  line-height: 0.92;
}

.feature-banner-main p {
  margin: 0 0 1rem;
  max-width: 20ch;
  color: rgba(255, 255, 255, 0.82);
}

.feature-badge,
.feature-cta {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  min-height: 2rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-weight: 800;
}

.feature-orb,
.feature-shape,
.stack-icon,
.cover-dot,
.cover-ring,
.cover-cross {
  position: absolute;
  pointer-events: none;
}

.feature-orb {
  border-radius: 999px;
  filter: blur(2px);
}

.feature-orb-a {
  width: 110px;
  height: 110px;
  top: 18px;
  right: 26px;
  background: rgba(255, 214, 122, 0.28);
}

.feature-orb-b {
  width: 64px;
  height: 64px;
  top: 96px;
  right: 112px;
  background: rgba(255, 255, 255, 0.16);
}

.feature-shape-speed {
  width: 220px;
  height: 220px;
  right: -24px;
  bottom: -26px;
  border-radius: 28px;
  transform: rotate(-14deg);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.feature-badge {
  color: #171d30;
  background: #fff6ef;
}

.feature-cta {
  color: #171d30;
  background: linear-gradient(135deg, #fff7d8, #ffd57a);
}

.feature-stack {
  display: grid;
  gap: 1rem;
}

.stack-card {
  display: grid;
  gap: 0.3rem;
  min-height: 160px;
  padding: 1rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
}

.stack-card strong {
  font-size: 1.45rem;
}

.stack-card span:last-child {
  color: var(--muted);
}

.stack-icon {
  width: 82px;
  height: 82px;
  right: -10px;
  bottom: -8px;
  border-radius: 26px;
  opacity: 0.28;
}

.stack-icon-eye {
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.85) 0 12px, transparent 13px),
    radial-gradient(circle at 50% 50%, transparent 0 26px, rgba(255, 255, 255, 0.78) 27px 30px, transparent 31px);
}

.stack-icon-logic {
  background:
    linear-gradient(90deg, transparent 0 35%, rgba(255, 255, 255, 0.82) 35% 42%, transparent 42% 58%, rgba(255, 255, 255, 0.82) 58% 65%, transparent 65%),
    linear-gradient(0deg, transparent 0 35%, rgba(255, 255, 255, 0.82) 35% 42%, transparent 42% 58%, rgba(255, 255, 255, 0.82) 58% 65%, transparent 65%);
}

.stack-card-vision {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.12), transparent 30%),
    linear-gradient(135deg, rgba(28, 140, 255, 0.65), rgba(0, 194, 168, 0.34));
}

.stack-card-logic {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.1), transparent 30%),
    linear-gradient(135deg, rgba(92, 45, 255, 0.62), rgba(16, 24, 60, 0.86));
}

.portal-section {
  margin-top: 1.15rem;
}

.portal-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.9rem;
}

.portal-section-head h2 {
  margin: 0;
  font-size: clamp(1.45rem, 4vw, 2rem);
}

.portal-section-head a {
  color: #ffd0aa;
  font-weight: 700;
  white-space: nowrap;
}

.game-tile,
.compact-card,
.mini-card {
  display: grid;
  align-content: end;
  min-height: 190px;
  padding: 1rem;
  border-radius: 24px;
  scroll-snap-align: start;
  position: relative;
  overflow: hidden;
}

.tile-speed {
  background:
    radial-gradient(circle at top right, rgba(255, 209, 102, 0.28), transparent 24%),
    linear-gradient(135deg, #ff6a00, #ff2d55);
}

.tile-vision {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.18), transparent 24%),
    linear-gradient(135deg, #1c8cff, #00c2a8);
}

.tile-logic {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.18), transparent 24%),
    linear-gradient(135deg, #5c2dff, #10183c);
}

.tile-rank {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.72);
}

.tile-badge {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  min-height: 1.85rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tile-title {
  font-size: 1.5rem;
  font-weight: 800;
}

.tile-sub {
  color: rgba(255, 255, 255, 0.8);
}

.compact-grid,
.library-grid {
  display: grid;
  gap: 1rem;
}

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

.compact-card {
  min-height: 170px;
}

.compact-card-speed {
  background: linear-gradient(135deg, rgba(255, 106, 0, 0.82), rgba(255, 45, 85, 0.75));
}

.compact-card-vision {
  background: linear-gradient(135deg, rgba(28, 140, 255, 0.82), rgba(0, 194, 168, 0.72));
}

.compact-card-logic {
  background: linear-gradient(135deg, rgba(92, 45, 255, 0.8), rgba(16, 24, 60, 0.9));
}

.compact-tag,
.mini-label {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.compact-card strong,
.mini-card strong {
  font-size: 1.4rem;
}

.mini-strip {
  grid-auto-columns: minmax(220px, 260px);
}

.mini-card {
  min-height: 150px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
    rgba(14, 20, 37, 0.82);
}

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

.library-card {
  overflow: hidden;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.04);
}

.library-cover {
  display: grid;
  place-items: center;
  min-height: 140px;
  font-size: clamp(2.5rem, 7vw, 4rem);
  font-weight: 900;
  color: rgba(255, 255, 255, 0.92);
  position: relative;
  overflow: hidden;
}

.cover-sticker {
  position: absolute;
  top: 12px;
  left: 12px;
  display: inline-flex;
  align-items: center;
  min-height: 1.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.95);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.cover-glyph {
  position: relative;
  z-index: 2;
}

.feature-banner-main > :not(.feature-art),
.stack-card > :not(.stack-art),
.library-cover > :not(.library-art) {
  position: relative;
  z-index: 2;
}

.cover-dot {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
}

.cover-dot-a {
  right: 18px;
  bottom: 20px;
}

.cover-dot-b {
  right: 54px;
  bottom: 44px;
  width: 12px;
  height: 12px;
}

.cover-ring {
  width: 120px;
  height: 120px;
  border-radius: 999px;
  border: 10px solid rgba(255, 255, 255, 0.18);
  right: -10px;
  bottom: -18px;
}

.cover-cross {
  width: 110px;
  height: 110px;
  right: -6px;
  bottom: -10px;
  opacity: 0.24;
  background:
    linear-gradient(90deg, transparent 0 38%, rgba(255, 255, 255, 0.88) 38% 46%, transparent 46% 54%, rgba(255, 255, 255, 0.88) 54% 62%, transparent 62%),
    linear-gradient(0deg, transparent 0 38%, rgba(255, 255, 255, 0.88) 38% 46%, transparent 46% 54%, rgba(255, 255, 255, 0.88) 54% 62%, transparent 62%);
}

.library-copy {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem 1rem;
}

.library-copy strong {
  font-size: 1.05rem;
}

.library-copy span {
  color: var(--muted);
  font-size: 0.9rem;
}

.portal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
}

.mobile-dock {
  display: none;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0 0.75rem;
}

.trend-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
  padding-top: 1rem;
  color: #ffe3c2;
  font-size: 0.9rem;
}

.trend-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 2.2rem;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.trend-strip span:first-child {
  color: #171d30;
  background: linear-gradient(135deg, #ff7a00, #ffbf66);
  border-color: transparent;
  font-weight: 800;
}

.brand-mark {
  width: 3rem;
  height: 3rem;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(255, 122, 0, 0.9), rgba(255, 164, 92, 0.8));
  color: #171d30;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  margin-right: auto;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
}

.brand-tag {
  color: var(--muted);
  font-size: 0.875rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.9fr);
  gap: 1.5rem;
  align-items: stretch;
  padding: 2.5rem 0 1rem;
}

.hero-copy,
.hero-panel,
.game-card,
.principle,
.faq-list article,
.legal-shell {
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-copy {
  padding: clamp(1.5rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top right, rgba(255, 122, 0, 0.18), transparent 28%),
    var(--panel);
}

.hero h1,
.section h2,
.legal-shell h1 {
  line-height: 1.05;
  margin: 0;
}

.hero h1 {
  font-size: clamp(2.4rem, 7vw, 4.8rem);
  max-width: 11ch;
}

.eyebrow {
  margin: 0 0 1rem;
  font-weight: 700;
  color: var(--success);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
}

.hero-text,
.principle p,
.game-card p,
.legal-shell p,
.legal-shell li {
  color: var(--muted);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.6rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.875rem 1.15rem;
  border-radius: 999px;
  font-weight: 700;
}

.button-primary {
  color: #151a2b;
  background: linear-gradient(135deg, #ff7a00, #ffbf66);
}

.button-secondary {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.hero-panel {
  border-radius: var(--radius-lg);
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.metric-card {
  padding: 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.poster-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 78vw));
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.4rem;
  scroll-snap-type: x proximity;
}

.poster-card {
  display: grid;
  gap: 0.35rem;
  min-height: 220px;
  padding: 1.2rem;
  border-radius: 26px;
  color: #fff6ef;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
  scroll-snap-align: start;
}

.poster-card strong {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  line-height: 0.95;
  max-width: 7ch;
}

.poster-card span:last-child {
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.5;
  max-width: 18ch;
}

.poster-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.poster-card-speed {
  background:
    radial-gradient(circle at top right, rgba(255, 209, 102, 0.35), transparent 28%),
    linear-gradient(135deg, #ff6a00, #ff2d55);
}

.poster-card-vision {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.18), transparent 28%),
    linear-gradient(135deg, #1c8cff, #00c2a8);
}

.poster-card-logic {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.16), transparent 28%),
    linear-gradient(135deg, #4a2cff, #0f1639);
}

.metric-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.metric-value {
  font-size: 1.2rem;
}

.section {
  padding: 1rem 0 0;
}

.section-heading {
  margin-bottom: 1rem;
}

.section h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  max-width: 14ch;
}

.card-grid,
.principles,
.steps-grid {
  display: grid;
  gap: 1rem;
}

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

.game-card,
.principle {
  border-radius: var(--radius-md);
  padding: 1.4rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.9rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #ffd0aa;
  font-weight: 700;
  font-size: 0.78rem;
}

.game-card h3,
.principle h3 {
  margin-bottom: 0.45rem;
}

.game-card-poster {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 130px;
  margin-bottom: 1rem;
  border-radius: 20px;
  font-size: clamp(3rem, 8vw, 4.6rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.9);
}

.game-card-poster-speed {
  background: linear-gradient(135deg, #ff6a00, #ff2d55);
}

.game-card-poster-vision {
  background: linear-gradient(135deg, #18a0fb, #00d5a0);
}

.game-card-poster-logic {
  background: linear-gradient(135deg, #5c2dff, #10183c);
}

.card-link {
  display: inline-flex;
  margin-top: 0.5rem;
  font-weight: 700;
  color: #ffd0aa;
}

.card-link-muted {
  color: var(--muted);
}

.section-contrast {
  margin-top: 0.75rem;
}

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

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem 0 3rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.legal-page {
  background:
    radial-gradient(circle at top left, rgba(255, 122, 0, 0.16), transparent 22%),
    linear-gradient(180deg, #0f1427 0%, #090c17 100%);
}

.game-page {
  background:
    radial-gradient(circle at top left, rgba(255, 122, 0, 0.2), transparent 22%),
    radial-gradient(circle at top right, rgba(108, 229, 177, 0.1), transparent 18%),
    linear-gradient(180deg, #0f1427 0%, #090d18 100%);
}

.game-shell {
  width: min(calc(100% - 1rem), 1180px);
  margin: 0 auto;
  padding: 1rem 0 2rem;
}

.game-hero,
.game-stage-panel,
.game-side-panel .side-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.game-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.7fr);
  gap: 1rem;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.game-hero-stats {
  display: grid;
  gap: 1rem;
}

.game-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.7fr);
  gap: 1rem;
}

.game-stage-panel {
  padding: 1.2rem;
}

.game-stage-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.game-title-small,
.side-title {
  margin: 0;
  font-size: 1.35rem;
}

.progress-track {
  width: 100%;
  height: 0.9rem;
  margin: 1rem 0;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.07);
}

.progress-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, #ff7a00, #ffd166);
  transition: width 120ms ease;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.status-card,
.side-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
}

.tap-zone-wrap {
  padding: 1.25rem 0;
}

.tap-zone {
  width: 100%;
  min-height: min(58vh, 460px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 35%, rgba(255, 122, 0, 0.24), transparent 24%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.tap-zone:active {
  transform: scale(0.995);
}

.tap-zone-text {
  display: block;
  color: var(--muted);
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.tap-count {
  display: block;
  font-size: clamp(3rem, 12vw, 6rem);
  line-height: 1;
}

.run-feedback {
  min-height: 4rem;
}

.message-text {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.game-side-panel {
  display: grid;
  gap: 1rem;
}

.side-metrics {
  display: grid;
  gap: 1rem;
}

.vision-grid-wrap {
  padding: 1.25rem 0;
}

.vision-grid {
  --grid-columns: 3;
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  gap: 0.6rem;
}

.vision-cell {
  aspect-ratio: 1 / 1;
  border: 0;
  border-radius: 16px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.vision-cell:active {
  transform: scale(0.98);
}

.leaderboard-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.leaderboard-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.4rem 0;
}

.logic-board-wrap {
  padding: 1.25rem 0;
}

.logic-board {
  --grid-columns: 3;
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  gap: 0.55rem;
}

.logic-cell {
  aspect-ratio: 1 / 1;
  border: 0;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.logic-cell-active {
  background: linear-gradient(180deg, rgba(255, 122, 0, 0.5), rgba(255, 122, 0, 0.2));
}

.logic-cell-cleared {
  background: linear-gradient(180deg, rgba(108, 229, 177, 0.45), rgba(108, 229, 177, 0.2));
}

.legal-shell {
  width: min(calc(100% - 2rem), 860px);
  margin: 2rem auto;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: var(--radius-lg);
}

.legal-shell h2 {
  margin-top: 1.8rem;
}

.legal-back {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--muted);
}

.quick-stat {
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.category-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  min-height: 2.7rem;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-weight: 700;
}

.category-chip-active {
  color: #171d30;
  background: linear-gradient(135deg, #ff7a00, #ffbf66);
}

.hero-feature {
  display: grid;
  gap: 0.4rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
}

.hero-feature strong {
  font-size: 1.15rem;
}

.hero-feature span:last-child {
  color: var(--muted);
  line-height: 1.55;
}

.hero-feature-hot {
  background:
    radial-gradient(circle at top right, rgba(255, 122, 0, 0.2), transparent 35%),
    rgba(255, 255, 255, 0.04);
}

.quick-start-panel {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.quick-start-copy {
  padding: 0.4rem;
}

.quick-start-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.quick-start-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.game-card-meta {
  display: grid;
  gap: 0.35rem;
  margin: 0.8rem 0 0.5rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.mini-grid .steps-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 920px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .poster-row,
  .quick-start-panel,
  .card-grid,
  .principles,
  .steps-grid,
  .game-hero,
  .game-layout,
  .status-grid {
    grid-template-columns: 1fr;
  }

  .quick-start-points {
    grid-template-columns: 1fr;
  }

  .hero h1,
  .section h2 {
    max-width: none;
  }

  .game-stage-head {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding-top: 1rem;
  }

  .site-nav {
    gap: 0.65rem;
    font-size: 0.85rem;
  }

  .hero {
    padding-top: 1rem;
    gap: 1rem;
  }

  .hero-copy {
    padding: 1.3rem;
  }

  .hero h1 {
    font-size: 2.6rem;
    line-height: 0.98;
  }

  .poster-row {
    width: calc(100% + 1rem);
    margin-right: -1rem;
    padding-right: 1rem;
  }

  .poster-card {
    min-height: 190px;
  }

  .category-strip {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.25rem;
  }

  .category-chip {
    white-space: nowrap;
  }

  .game-card {
    padding: 1rem;
  }

  .game-card-poster {
    min-height: 106px;
    margin-bottom: 0.8rem;
  }

  .section-heading {
    margin-bottom: 0.8rem;
  }

  .hero-copy,
  .hero-panel,
  .game-card,
  .principle,
  .legal-shell {
    backdrop-filter: none;
  }
}

@media (max-width: 920px) {
  .portal-header {
    grid-template-columns: 1fr;
  }

  .portal-top-links {
    display: none;
  }

  .feature-banner,
  .library-grid,
  .compact-grid {
    grid-template-columns: 1fr;
  }

  .feature-banner-main {
    min-height: 280px;
  }
}

@media (max-width: 640px) {
  .portal-header,
  .portal-main,
  .portal-footer {
    width: min(calc(100% - 0.75rem), 1180px);
  }

  .portal-search {
    min-height: 2.75rem;
    font-size: 0.92rem;
  }

  .chip-rail,
  .game-strip,
  .mini-strip {
    grid-auto-columns: minmax(220px, 84vw);
  }

  .feature-banner {
    gap: 0.8rem;
  }

  .feature-banner-main {
    min-height: 240px;
    padding: 1rem;
    border-radius: 24px;
  }

  .feature-banner-main h1 {
    font-size: 2.9rem;
  }

  .stack-card,
  .game-tile,
  .compact-card,
  .mini-card {
    min-height: 150px;
    border-radius: 20px;
  }

  .portal-section {
    margin-top: 1rem;
  }

  .portal-section-head {
    margin-bottom: 0.75rem;
  }

  .portal-section-head h2 {
    font-size: 1.3rem;
  }

  .library-cover {
    min-height: 120px;
  }

  .library-copy {
    padding: 0.8rem;
  }
}

body.portal-page {
  color: #f7f2d3;
  background:
    linear-gradient(0deg, rgba(0, 0, 0, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.14) 1px, transparent 1px),
    linear-gradient(180deg, #261447 0%, #17112b 100%);
  background-size: 16px 16px, 16px 16px, auto;
}

.portal-page .brand-mark {
  background: #ffe066;
  color: #17112b;
  border-radius: 0;
  border: 3px solid #17112b;
  box-shadow: 4px 4px 0 #ff4f64;
  font-family: "Courier New", monospace;
}

.portal-page .portal-brand-copy span,
.portal-page .portal-top-links a,
.portal-page .chip,
.portal-page .portal-section-head a,
.portal-page .library-copy span,
.portal-page .compact-card span:last-child,
.portal-page .tile-sub,
.portal-page .mini-label {
  color: rgba(247, 242, 211, 0.78);
}

.portal-page .portal-header {
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding-top: 1rem;
}

.portal-page .portal-brand-copy strong,
.portal-page .portal-section-head h2,
.portal-page .library-copy strong,
.portal-page .feature-banner-main h1,
.portal-page .stack-card strong,
.portal-page .tile-title,
.portal-page .compact-card strong,
.portal-page .mini-card strong {
  font-family: "Courier New", monospace;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.portal-page .portal-top-links {
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.portal-page .portal-header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.7rem 1rem;
  border-radius: 0;
  background: #00e5a8;
  color: #17112b;
  font-weight: 700;
  border: 3px solid #17112b;
  box-shadow: 4px 4px 0 #17112b;
}

.portal-page .chip {
  background: #2d1f52;
  border: 3px solid #17112b;
  border-radius: 0;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.22);
}

.portal-page .chip-active {
  background: #ff4f64;
  color: #fff7d6;
}

.portal-page .feature-banner-main,
.portal-page .stack-card,
.portal-page .game-tile,
.portal-page .compact-card,
.portal-page .mini-card,
.portal-page .library-card {
  border: 4px solid #17112b;
  border-radius: 0;
  box-shadow: 6px 6px 0 #17112b;
}

.portal-page .feature-banner-main {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%) 0 0/16px 16px,
    linear-gradient(135deg, #ff4f64, #ff7a48);
  color: #fff7d6;
}

.portal-page .feature-badge {
  background: #17112b;
  color: #ffe066;
  border-radius: 0;
}

.portal-page .feature-cta {
  background: #ffe066;
  color: #17112b;
  border-radius: 0;
}

.portal-page .feature-shape-speed {
  background:
    linear-gradient(90deg, rgba(255, 247, 214, 0.34) 0 50%, transparent 50% 100%) 0 0/16px 16px,
    linear-gradient(0deg, rgba(255, 247, 214, 0.18) 0 50%, transparent 50% 100%) 0 0/16px 16px;
  border-color: rgba(255, 247, 214, 0.28);
  border-radius: 0;
}

.portal-page .stack-card-vision {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%) 0 0/14px 14px,
    linear-gradient(135deg, #00a6a6, #146c94);
  color: #f4fffd;
}

.portal-page .stack-card-logic {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%) 0 0/14px 14px,
    linear-gradient(135deg, #5b4bff, #2d1f52);
  color: #f8f3ff;
}

.portal-page .game-tile,
.portal-page .compact-card,
.portal-page .mini-card {
  border-radius: 0;
}

.portal-page .tile-speed,
.portal-page .compact-card-speed,
.portal-page .library-cover.tile-speed {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%) 0 0/14px 14px,
    linear-gradient(135deg, #ff7a48, #ff4f64);
}

.portal-page .tile-vision,
.portal-page .compact-card-vision,
.portal-page .library-cover.tile-vision {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%) 0 0/14px 14px,
    linear-gradient(135deg, #00a6a6, #146c94);
}

.portal-page .tile-logic,
.portal-page .compact-card-logic,
.portal-page .library-cover.tile-logic {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08) 25%, transparent 25%) 0 0/14px 14px,
    linear-gradient(135deg, #5b4bff, #2d1f52);
}

.portal-page .tile-badge,
.portal-page .cover-sticker {
  background: #ffe066;
  color: #17112b;
  border-radius: 0;
  border: 2px solid #17112b;
}

.portal-page .portal-section-head h2,
.portal-page .library-copy strong,
.portal-page .portal-brand-copy strong {
  color: #fff7d6;
}

.portal-page .portal-footer {
  border-top: 3px solid rgba(255, 224, 102, 0.22);
  margin-top: 1rem;
  color: rgba(247, 242, 211, 0.62);
}

.portal-page .portal-footer a {
  color: rgba(247, 242, 211, 0.78);
}

@media (max-width: 920px) {
  .portal-page .portal-header {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .portal-page .portal-top-links {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .portal-page .portal-header {
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 0.65rem 0 0.5rem;
    background: rgba(23, 17, 43, 0.94);
  }

  .portal-page .portal-top-links {
    gap: 0.55rem;
    font-size: 0.84rem;
  }

  .portal-page .portal-header-cta {
    width: 100%;
  }

  .portal-page .chip-rail {
    position: sticky;
    top: 4.65rem;
    z-index: 15;
    padding-top: 0.45rem;
    padding-bottom: 0.65rem;
    background: linear-gradient(180deg, rgba(23, 17, 43, 0.98), rgba(23, 17, 43, 0.86));
  }

  .portal-page .chip {
    min-height: 2.45rem;
    padding: 0.5rem 0.78rem;
    font-size: 0.88rem;
  }

  .portal-page .feature-banner-main {
    min-height: 220px;
  }

  .portal-page .feature-banner-main h1 {
    font-size: 2.5rem;
  }

  .portal-page .feature-banner-main p {
    font-size: 0.95rem;
    margin-bottom: 0.7rem;
  }

  .portal-page .portal-section-head {
    align-items: end;
  }

  .portal-page .game-strip,
  .portal-page .mini-strip {
    grid-auto-columns: minmax(220px, 82vw);
  }

  .portal-page .compact-grid,
  .portal-page .library-grid {
    gap: 0.75rem;
  }

  .portal-page .library-cover {
    min-height: 110px;
  }

  .portal-page .cover-glyph {
    font-size: 2.55rem;
  }

  .mobile-dock {
    position: fixed;
    left: 0.6rem;
    right: 0.6rem;
    bottom: 0.6rem;
    z-index: 30;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.45rem;
    padding: 0.42rem;
    border: 3px solid #17112b;
    background: rgba(255, 224, 102, 0.96);
    box-shadow: 6px 6px 0 #17112b;
  }

  .mobile-dock a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.7rem;
    background: #17112b;
    color: #fff7d6;
    font-family: "Courier New", monospace;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
  }

  .portal-page .portal-footer {
    padding-bottom: 5.6rem;
  }
}