:root {
  --ink-950: #0b1633;
  --ink-800: #17264a;
  --ink-650: #3d4d6d;
  --ink-500: #64748b;
  --line: #dce4f1;
  --surface: #ffffff;
  --surface-soft: #f5f7fb;
  --brand-700: #3346c8;
  --brand-600: #4559dc;
  --brand-100: #e8ebff;
  --accent: #7c3aed;
  --success: #16845b;
  --danger: #c53a4b;
  --warning: #b25e00;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 8px 24px rgba(20, 36, 78, 0.08);
  --shadow-md: 0 18px 45px rgba(20, 36, 78, 0.13);
  --content: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink-950);
  background: var(--surface-soft);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

[hidden] {
  display: none !important;
}

a {
  color: var(--brand-700);
  text-underline-offset: 0.18em;
}

button,
input,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid #8ba0ff;
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.7rem 1rem;
  color: #fff;
  background: var(--ink-950);
  border-radius: 10px;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(220, 228, 241, 0.92);
  backdrop-filter: blur(16px);
}

.nav-shell {
  width: min(calc(100% - 2rem), var(--content));
  min-height: 68px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  color: var(--ink-950);
  font-size: 1.23rem;
  font-weight: 850;
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--brand-600);
  border-radius: 13px;
  box-shadow: 0 8px 20px rgba(69, 89, 220, 0.28);
  font-weight: 900;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin-left: auto;
}

.primary-nav a {
  padding: 0.65rem 0.82rem;
  color: var(--ink-650);
  border-radius: 10px;
  font-size: 0.94rem;
  font-weight: 700;
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: var(--brand-700);
  background: var(--brand-100);
}

.nav-search-link,
.menu-button {
  min-width: 44px;
  min-height: 44px;
  display: inline-grid;
  place-items: center;
  color: var(--ink-800);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  text-decoration: none;
}

.menu-button {
  display: none;
}

.container {
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
}

.hero {
  margin-top: 1.5rem;
  padding: clamp(0.95rem, 1.8vw, 1.15rem) clamp(1.4rem, 5vw, 4rem);
  overflow: hidden;
  position: relative;
  text-align: center;
  background:
    radial-gradient(circle at 15% 15%, rgba(124, 58, 237, 0.13), transparent 30%),
    radial-gradient(circle at 85% 75%, rgba(69, 89, 220, 0.15), transparent 32%),
    #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.75rem;
  color: var(--brand-700);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1,
.game-heading h1 {
  margin: 0;
  color: var(--ink-950);
  font-size: clamp(2.1rem, 4.5vw, 2.8rem);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.hero p {
  max-width: 720px;
  margin: 0.45rem auto 0.8rem;
  color: var(--ink-650);
  font-size: clamp(0.98rem, 1.7vw, 1.05rem);
}

.search-form {
  max-width: 680px;
  margin: 0 auto;
  padding: 0.28rem;
  display: flex;
  gap: 0.45rem;
  background: #fff;
  border: 1px solid #cbd5e1;
  border-radius: 16px;
  box-shadow: 0 13px 35px rgba(20, 36, 78, 0.12);
}

.search-form input {
  width: 100%;
  min-width: 0;
  padding: 0.55rem 0.75rem;
  color: var(--ink-950);
  background: transparent;
  border: 0;
  outline: 0;
}

.button,
.search-form button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.72rem 1.1rem;
  color: #fff;
  background: var(--brand-600);
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 800;
  text-decoration: none;
}

.search-form button {
  min-height: 40px;
  padding: 0.45rem 0.9rem;
}

.button:hover,
.search-form button:hover {
  background: var(--brand-700);
  transform: translateY(-1px);
}

.button.secondary {
  color: var(--brand-700);
  background: #fff;
  border-color: #b8c2ed;
}

.section {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.section.compact {
  padding-top: 1.75rem;
  padding-bottom: 1.75rem;
}

.section-header {
  margin-bottom: 1.4rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}

.section-header h2,
.content-card h2 {
  margin: 0;
  color: var(--ink-950);
  font-size: clamp(1.55rem, 4vw, 2.25rem);
  line-height: 1.18;
  letter-spacing: -0.035em;
}

.section-header p {
  max-width: 650px;
  margin: 0.5rem 0 0;
  color: var(--ink-650);
}

.text-link {
  white-space: nowrap;
  font-weight: 800;
  text-decoration: none;
}

.category-chips,
.filter-bar,
.game-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.72rem;
}

.chip,
.filter-button,
.game-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.42rem;
  padding: 0.68rem 1rem;
  color: var(--ink-650);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 750;
  text-decoration: none;
}

.chip:hover,
.filter-button:hover,
.filter-button[aria-pressed="true"] {
  color: var(--brand-700);
  background: var(--brand-100);
  border-color: #b9c2fa;
}

.filter-button {
  cursor: pointer;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.2rem;
}

.game-card {
  min-width: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  color: inherit;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.game-card:hover {
  border-color: #b7c3e8;
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.game-card-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #e9edf7;
}

.game-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.game-card-body {
  flex: 1;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.game-card-category {
  color: var(--brand-700);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.game-card h3 {
  margin: 0.32rem 0 0.35rem;
  color: var(--ink-950);
  font-size: 1.14rem;
  line-height: 1.25;
}

.game-card p {
  margin: 0;
  color: var(--ink-650);
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  font-size: 0.9rem;
}

.game-card-cta {
  margin-top: auto;
  padding-top: 0.9rem;
  color: var(--brand-700);
  font-weight: 850;
}

.empty-state {
  margin-top: 1rem;
  padding: 2rem;
  color: var(--ink-650);
  background: #fff;
  border: 1px dashed #b9c5da;
  border-radius: var(--radius-md);
  text-align: center;
}

.page-hero {
  padding: clamp(2.5rem, 7vw, 5rem) 0 2rem;
}

.page-hero h1 {
  max-width: 850px;
  font-size: clamp(2.1rem, 5vw, 3.7rem);
}

.page-hero > p {
  max-width: 760px;
  margin: 1rem 0 0;
  color: var(--ink-650);
  font-size: 1.05rem;
}

.breadcrumb {
  margin: 0 0 1rem;
  color: var(--ink-500);
  font-size: 0.86rem;
}

.breadcrumb a {
  color: inherit;
}

.prose-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.34fr);
  gap: 1.5rem;
  align-items: start;
}

.content-card {
  padding: clamp(1.3rem, 4vw, 2.2rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.content-card + .content-card,
.content-card section + section {
  margin-top: 1.4rem;
}

.content-card h2 {
  font-size: 1.55rem;
}

.content-card h3 {
  margin: 1.3rem 0 0.35rem;
  font-size: 1.12rem;
}

.content-card p,
.content-card li {
  color: var(--ink-650);
}

.content-card ul,
.content-card ol {
  padding-left: 1.3rem;
}

.notice {
  padding: 1rem 1.1rem;
  color: var(--ink-650);
  background: #edf2ff;
  border-left: 4px solid var(--brand-600);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.game-page {
  padding: 1.5rem 0 4rem;
}

.game-heading {
  margin-bottom: 1.2rem;
}

.game-heading h1 {
  font-size: clamp(2.15rem, 6vw, 3.75rem);
}

.game-heading > p {
  max-width: 760px;
  margin: 0.75rem 0 1rem;
  color: var(--ink-650);
}

.game-badge {
  padding: 0.42rem 0.7rem;
  color: var(--success);
  background: #eaf8f2;
  border-color: #ccecdf;
  font-size: 0.78rem;
}

.game-shell {
  padding: clamp(0.7rem, 2.5vw, 1.2rem);
  background: var(--ink-950);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.game-toolbar {
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  color: #dfe6ff;
  font-size: 0.9rem;
}

.game-toolbar-actions {
  display: flex;
  gap: 0.5rem;
}

.game-toolbar button {
  min-height: 40px;
  padding: 0.5rem 0.75rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  cursor: pointer;
}

.game-toolbar button:hover {
  background: rgba(255, 255, 255, 0.18);
}

.game-stage {
  min-height: 480px;
  padding: clamp(1rem, 4vw, 2.2rem);
  display: grid;
  place-items: center;
  overflow: auto;
  background: #f8fafc;
  border-radius: calc(var(--radius-lg) - 8px);
}

.game-stage.external-game-stage {
  min-height: 0;
  padding: 0;
  overflow: hidden;
  background: #05070d;
}

.external-game-stage iframe {
  width: min(100%, 800px);
  height: auto;
  aspect-ratio: 4 / 3;
  display: block;
  border: 0;
}

.game-shell:fullscreen {
  border-radius: 0;
}

.game-shell:fullscreen .external-game-stage {
  height: calc(100vh - 74px);
}

.game-shell:fullscreen .external-game-stage iframe {
  width: auto;
  height: 100%;
  max-width: 100%;
}

.game-ui {
  width: min(100%, 620px);
  text-align: center;
}

.game-stats {
  margin-bottom: 1rem;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.stat-box {
  min-width: 92px;
  padding: 0.6rem 0.8rem;
  color: var(--ink-650);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 750;
  text-transform: uppercase;
}

.stat-box strong {
  display: block;
  color: var(--ink-950);
  font-size: 1.15rem;
}

.game-message {
  min-height: 1.7rem;
  margin: 0.65rem 0;
  color: var(--ink-650);
  font-weight: 750;
}

.game-controls {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
}

.game-controls button,
.game-controls select {
  min-height: 44px;
  padding: 0.65rem 0.92rem;
  color: var(--ink-800);
  background: #fff;
  border: 1px solid #bfcadd;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 750;
}

.game-controls button.primary {
  color: #fff;
  background: var(--brand-600);
  border-color: var(--brand-600);
}

/* Game-specific components */
.grid-2048 {
  width: min(88vw, 440px);
  aspect-ratio: 1;
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  background: #9aa6bc;
  border-radius: 16px;
  touch-action: none;
}

.tile-2048 {
  display: grid;
  place-items: center;
  color: var(--ink-950);
  background: #eef2f8;
  border-radius: 10px;
  font-size: clamp(1.05rem, 6vw, 2rem);
  font-weight: 900;
}

.tile-2048[data-value="0"] { color: transparent; background: #c8d0df; }
.tile-2048[data-value="2"] { background: #eef1ff; }
.tile-2048[data-value="4"] { background: #dfe5ff; }
.tile-2048[data-value="8"] { color: #fff; background: #8b73e6; }
.tile-2048[data-value="16"] { color: #fff; background: #6d62df; }
.tile-2048[data-value="32"] { color: #fff; background: #4f5edc; }
.tile-2048[data-value="64"] { color: #fff; background: #3748bd; }
.tile-2048[data-value="128"],
.tile-2048[data-value="256"] { color: #fff; background: #8754d9; font-size: clamp(0.95rem, 5vw, 1.65rem); }
.tile-2048[data-value="512"],
.tile-2048[data-value="1024"],
.tile-2048[data-value="2048"] { color: #fff; background: #5c2da8; font-size: clamp(0.85rem, 4.5vw, 1.45rem); }

.mines-grid {
  --cols: 9;
  width: min(92vw, 620px);
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(18px, 1fr));
  gap: 3px;
  touch-action: manipulation;
}

.mine-cell {
  aspect-ratio: 1;
  min-width: 0;
  padding: 0;
  color: var(--ink-950);
  background: #dfe6f2;
  border: 0;
  border-radius: 5px;
  cursor: pointer;
  font-size: clamp(0.7rem, 2.7vw, 1rem);
  font-weight: 900;
}

.mine-cell.revealed { background: #fff; box-shadow: inset 0 0 0 1px #d4dce9; }
.mine-cell.flagged { background: #fff0c2; }
.mine-cell.mine { background: #ffd6dc; }
.mine-cell[data-near="1"] { color: #2855cc; }
.mine-cell[data-near="2"] { color: #16845b; }
.mine-cell[data-near="3"] { color: #c53a4b; }
.mine-cell[data-near="4"], .mine-cell[data-near="5"], .mine-cell[data-near="6"] { color: #6d2ca8; }

.ttt-board {
  width: min(82vw, 390px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.ttt-cell {
  aspect-ratio: 1;
  padding: 0;
  color: var(--brand-700);
  background: #fff;
  border: 2px solid #ccd5e5;
  border-radius: 16px;
  cursor: pointer;
  font-size: clamp(2rem, 13vw, 4rem);
  font-weight: 900;
}

.ttt-cell[data-mark="O"] { color: var(--accent); }
.ttt-cell.win { background: #e6f8f0; border-color: #63c69f; }

.slide-board {
  width: min(88vw, 440px);
  aspect-ratio: 1;
  padding: 8px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  background: #d4dcec;
  border-radius: 18px;
}

.slide-tile {
  padding: 0;
  color: #fff;
  background: var(--brand-600);
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  font-size: clamp(1.1rem, 7vw, 2rem);
  font-weight: 900;
}

.slide-tile.empty {
  visibility: hidden;
}

.memory-board {
  width: min(90vw, 520px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
  perspective: 900px;
}

.memory-card {
  aspect-ratio: 1;
  padding: 0;
  color: transparent;
  background: var(--brand-600);
  border: 0;
  border-radius: 13px;
  cursor: pointer;
  font-size: clamp(1.4rem, 8vw, 2.7rem);
  transition: transform 180ms ease, background 180ms ease;
}

.memory-card.flipped,
.memory-card.matched {
  color: var(--ink-950);
  background: #fff;
  box-shadow: inset 0 0 0 2px #c9d2e3;
  transform: rotateY(180deg);
}

.memory-card.matched {
  background: #def7ec;
  box-shadow: inset 0 0 0 2px #72c9a7;
}

.sudoku-grid {
  width: min(92vw, 500px);
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  border: 3px solid var(--ink-800);
  background: var(--ink-800);
  gap: 1px;
}

.sudoku-cell {
  width: 100%;
  aspect-ratio: 1;
  padding: 0;
  color: var(--brand-700);
  background: #fff;
  border: 0;
  border-radius: 0;
  text-align: center;
  font-size: clamp(0.9rem, 4vw, 1.35rem);
  font-weight: 800;
}

.sudoku-cell.given { color: var(--ink-950); background: #edf1f7; }
.sudoku-cell.error { color: var(--danger); background: #fff0f2; }
.sudoku-cell:nth-child(3n):not(:nth-child(9n)) { border-right: 2px solid var(--ink-800); }
.sudoku-cell:nth-child(n+19):nth-child(-n+27),
.sudoku-cell:nth-child(n+46):nth-child(-n+54) { border-bottom: 2px solid var(--ink-800); }

.word-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 160px;
  gap: 1rem;
  align-items: start;
}

.word-grid {
  width: min(76vw, 500px);
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 3px;
}

.word-cell {
  aspect-ratio: 1;
  padding: 0;
  color: var(--ink-800);
  background: #fff;
  border: 1px solid #d1d9e7;
  border-radius: 5px;
  cursor: pointer;
  font-size: clamp(0.58rem, 2.6vw, 1rem);
  font-weight: 850;
}

.word-cell.start { color: #fff; background: var(--brand-600); }
.word-cell.found { color: #075a3e; background: #c8f1df; border-color: #68c49f; }

.word-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  list-style: none;
  text-align: left;
}

.word-list li {
  padding: 0.38rem 0.55rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 750;
}

.word-list li.found {
  color: var(--success);
  text-decoration: line-through;
}

.site-footer {
  margin-top: 2rem;
  padding: 3rem 0 1.5rem;
  color: #c8d1e8;
  background: var(--ink-950);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2rem;
}

.footer-grid h2,
.footer-grid h3 {
  margin: 0 0 0.8rem;
  color: #fff;
}

.footer-grid h2 {
  font-size: 1.3rem;
}

.footer-grid h3 {
  font-size: 0.82rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.footer-grid p {
  max-width: 360px;
  margin: 0;
}

.footer-links {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  list-style: none;
}

.footer-links a {
  color: #c8d1e8;
  text-decoration: none;
}

.footer-links a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.3rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.84rem;
}

@media (max-width: 980px) {
  .game-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .prose-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .nav-shell { gap: 0.65rem; }
  .primary-nav {
    position: fixed;
    inset: 69px 0 auto;
    padding: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
  }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 0.9rem 1rem; }
  .nav-search-link { margin-left: auto; }
  .menu-button { display: inline-grid; }
  .game-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section-header { align-items: flex-start; flex-direction: column; }
  .game-stage { min-height: 420px; }
  .word-layout { grid-template-columns: 1fr; }
  .word-list { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 520px) {
  .container,
  .nav-shell { width: min(calc(100% - 1.1rem), var(--content)); }
  .brand span:last-child { display: none; }
  .hero { margin-top: 0.65rem; border-radius: 20px; }
  .search-form { flex-direction: column; }
  .search-form button { width: 100%; }
  .game-grid { gap: 0.7rem; }
  .game-card-body { padding: 0.82rem; }
  .game-card p { -webkit-line-clamp: 2; font-size: 0.82rem; }
  .game-card-cta { font-size: 0.85rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .game-toolbar { align-items: flex-start; flex-direction: column; }
  .game-stage { padding: 0.8rem; min-height: 380px; }
  .word-list { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Game portal home -------------------------------------------------------- */
.home-page {
  color: #f8fafc;
  background: #090b12;
}

.home-page .portal-header {
  background: rgba(18, 21, 30, 0.96);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.2);
}

.home-page .portal-nav-shell {
  width: calc(100% - 2rem);
  max-width: none;
  min-height: 76px;
  gap: 1.25rem;
}

.home-page .brand {
  min-width: 182px;
  color: #fff;
  font-size: 1.38rem;
}

.home-page .brand-mark {
  width: 42px;
  height: 42px;
  color: #102115;
  background: linear-gradient(145deg, #baff62, #55dc65);
  border-radius: 14px 14px 14px 5px;
  box-shadow: 0 10px 24px rgba(103, 232, 111, 0.24);
}

.portal-search {
  width: min(48vw, 680px);
  min-height: 48px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0 0.45rem 0 1rem;
  color: #9ba4b5;
  background: #292d3a;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 15px;
}

.portal-search:focus-within {
  border-color: #91ed63;
  box-shadow: 0 0 0 3px rgba(145, 237, 99, 0.14);
}

.portal-search input {
  min-width: 0;
  flex: 1;
  color: #fff;
  background: transparent;
  border: 0;
  outline: 0;
}

.portal-search input::placeholder { color: #aab1bf; }

.portal-search button {
  min-height: 38px;
  padding: 0 1rem;
  color: #102115;
  background: #a8f55f;
  border: 0;
  border-radius: 11px;
  cursor: pointer;
  font-weight: 850;
}

.home-page .portal-primary-nav {
  margin-left: 0;
}

.home-page .portal-primary-nav a {
  color: #b8c0d0;
}

.home-page .portal-primary-nav a:hover,
.home-page .portal-primary-nav a[aria-current="page"] {
  color: #151b11;
  background: #a8f55f;
}

.home-page .nav-search-link { display: none; }

.home-layout {
  width: 100%;
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
}

.game-sidebar {
  position: sticky;
  z-index: 30;
  top: 76px;
  height: calc(100vh - 76px);
  align-self: start;
  background: #10131d;
  border-right: 1px solid rgba(255, 255, 255, 0.07);
}

.game-sidebar nav {
  padding: 1.1rem 0.6rem;
  display: grid;
  gap: 0.65rem;
}

.game-sidebar a {
  min-height: 60px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 0.1rem;
  color: #929bad;
  border-radius: 14px;
  text-decoration: none;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.game-sidebar a span {
  font-size: 1.22rem;
  font-weight: 900;
}

.game-sidebar a small {
  font-size: 0.64rem;
  font-weight: 750;
}

.game-sidebar a:hover,
.game-sidebar a.active {
  color: #c6ff82;
  background: #242a36;
  transform: translateY(-1px);
}

.home-content {
  min-width: 0;
  padding: 1.55rem clamp(1rem, 2.4vw, 2.6rem) 4rem;
}

.home-intro {
  margin-bottom: 1.1rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.home-intro p,
.portal-section-header p {
  margin: 0 0 0.18rem;
  color: #9ba4b5;
  font-size: 0.79rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.home-intro h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(1.65rem, 3vw, 2.45rem);
  line-height: 1.1;
  letter-spacing: -0.045em;
}

.home-intro > a,
.portal-section-header > a {
  flex: 0 0 auto;
  color: #baff7a;
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.mood-strip {
  margin-bottom: 2.1rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(190px, 1fr));
  gap: 0.85rem;
  scrollbar-width: none;
}

.mood-strip::-webkit-scrollbar { display: none; }

.mood-card {
  min-height: 124px;
  padding: 1rem 1.05rem;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: 1fr auto auto;
  column-gap: 0.9rem;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 21px;
  overflow: hidden;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.mood-card:hover {
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.23);
  transform: translateY(-3px);
}

.mood-card > span {
  grid-row: 1 / 4;
  align-self: center;
  font-size: 2rem;
  filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.25));
}

.mood-card strong {
  align-self: end;
  font-size: 1rem;
  line-height: 1.2;
}

.mood-card small {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.76rem;
}

.mood-brain { background: linear-gradient(135deg, #123a4e, #1b2748); }
.mood-quick { background: linear-gradient(135deg, #4d1f55, #292541); }
.mood-number { background: linear-gradient(135deg, #234b38, #16333d); }
.mood-word { background: linear-gradient(135deg, #4a421d, #292c26); }

.portal-section { scroll-margin-top: 92px; }

.portal-section-header {
  margin-bottom: 0.95rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}

.portal-section-header > div {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-icon {
  width: 43px;
  height: 43px;
  display: grid;
  place-items: center;
  background: #242a36;
  border-radius: 12px;
}

.portal-section-header h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(1.45rem, 2vw, 1.9rem);
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.portal-game-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: minmax(168px, 12.5vw);
  gap: 0.85rem;
}

.portal-game-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  color: #fff;
  background: #1c202b;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  text-decoration: none;
  isolation: isolate;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.portal-game-card.is-featured {
  grid-column: span 2;
  grid-row: span 2;
}

.portal-game-card.is-wide { grid-column: span 2; }

.portal-game-card::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 38% 0 0;
  background: linear-gradient(180deg, transparent, rgba(4, 7, 12, 0.9));
  pointer-events: none;
}

.portal-game-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease, filter 260ms ease;
}

.portal-game-card:hover {
  border-color: rgba(174, 247, 104, 0.72);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.34);
  transform: translateY(-4px);
}

.portal-game-card:hover img {
  filter: saturate(1.1) brightness(1.04);
  transform: scale(1.035);
}

.portal-game-copy {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 1rem;
}

.portal-game-copy > span {
  display: block;
  color: #c7ff8b;
  font-size: 0.66rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portal-game-copy h3 {
  margin: 0.08rem 0 0;
  color: #fff;
  font-size: clamp(1rem, 1.5vw, 1.26rem);
  line-height: 1.15;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.55);
}

.portal-game-card.is-featured .portal-game-copy h3 {
  font-size: clamp(1.6rem, 3vw, 2.35rem);
}

.portal-game-copy strong {
  position: absolute;
  right: 0.85rem;
  bottom: 0.85rem;
  padding: 0.4rem 0.62rem;
  color: #11200c;
  background: #adf768;
  border-radius: 10px;
  opacity: 0;
  font-size: 0.72rem;
  transform: translateY(6px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.portal-game-card:hover .portal-game-copy strong,
.portal-game-card:focus-visible .portal-game-copy strong {
  opacity: 1;
  transform: translateY(0);
}

.home-seo-panel {
  margin-top: 2.5rem;
  padding: clamp(1.2rem, 3vw, 2rem);
  display: grid;
  grid-template-columns: minmax(210px, 0.8fr) minmax(300px, 1.4fr) auto;
  align-items: center;
  gap: 1.5rem;
  color: #c5ccda;
  background: linear-gradient(120deg, #171b26, #202637);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
}

.home-seo-panel h2 {
  margin: 0.25rem 0 0;
  color: #fff;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.2;
}

.home-seo-panel p { margin: 0; }

.home-page .site-footer {
  margin-top: 0;
  background: #080a10;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

@media (max-width: 1180px) {
  .home-page .portal-primary-nav a:nth-child(-n+3) { display: none; }
  .mood-strip {
    grid-template-columns: repeat(4, minmax(210px, 1fr));
    overflow-x: auto;
    padding-bottom: 0.3rem;
    scroll-snap-type: x proximity;
  }
  .mood-card { scroll-snap-align: start; }
  .portal-game-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
  .home-page .portal-nav-shell { min-height: 68px; }
  .home-page .brand { min-width: auto; }
  .home-page .brand span:last-child { display: none; }
  .portal-search { width: auto; flex: 1; }
  .portal-search button { display: none; }
  .home-page .portal-primary-nav {
    inset: 69px 0 auto;
    background: #171b25;
    border-color: rgba(255, 255, 255, 0.08);
  }
  .home-page .portal-primary-nav a:nth-child(-n+3) { display: block; }
  .home-page .menu-button {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.16);
  }
  .home-layout { grid-template-columns: 1fr; }
  .game-sidebar {
    position: fixed;
    z-index: 80;
    inset: auto 0 0;
    width: 100%;
    height: 64px;
    border-top: 1px solid rgba(255, 255, 255, 0.09);
    border-right: 0;
  }
  .game-sidebar nav {
    height: 100%;
    padding: 0.35rem 0.6rem;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.2rem;
  }
  .game-sidebar a { min-height: 0; }
  .game-sidebar a span { font-size: 1rem; }
  .game-sidebar a small { font-size: 0.58rem; }
  .home-content { padding: 1.2rem 1rem 6rem; }
  .portal-game-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: minmax(155px, 28vw);
  }
  .portal-game-card.is-featured { grid-row: span 2; }
  .home-seo-panel { grid-template-columns: 1fr; }
  .home-seo-panel .button { justify-self: start; }
}

@media (max-width: 520px) {
  .home-page .portal-nav-shell { width: calc(100% - 1rem); gap: 0.55rem; }
  .home-page .brand-mark { width: 38px; height: 38px; }
  .portal-search { min-height: 42px; padding-left: 0.75rem; border-radius: 12px; }
  .portal-search input { font-size: 0.84rem; }
  .home-intro { align-items: flex-start; }
  .home-intro > a { display: none; }
  .mood-strip {
    grid-template-columns: repeat(4, minmax(190px, 74vw));
    margin-right: -1rem;
  }
  .mood-card { min-height: 105px; }
  .portal-section-header > a { display: none; }
  .portal-game-grid {
    grid-auto-rows: minmax(138px, 39vw);
    gap: 0.65rem;
  }
  .portal-game-card,
  .mood-card { border-radius: 15px; }
  .portal-game-card.is-featured {
    grid-column: span 2;
    grid-row: span 1;
    min-height: 205px;
  }
  .portal-game-card.is-wide { grid-column: span 2; }
  .portal-game-copy { padding: 0.72rem; }
  .portal-game-copy > span { font-size: 0.56rem; }
  .portal-game-copy strong { display: none; }
  .home-seo-panel { margin-top: 1.7rem; border-radius: 16px; }
}

/* Light game directory home --------------------------------------------- */
.home-page {
  color: #192230;
  background: #f6f7f9;
}

.home-page .portal-header {
  background: rgba(255, 255, 255, 0.96);
  border-color: #e8ebef;
  box-shadow: 0 8px 28px rgba(24, 34, 48, 0.06);
}

.home-page .portal-nav-shell {
  width: min(calc(100% - 3rem), 1840px);
  max-width: 1840px;
}

.home-page .brand {
  color: #17202c;
}

.home-page .brand-mark {
  color: #fff;
  background: linear-gradient(145deg, #36c675, #20a960);
  border-radius: 14px;
  box-shadow: 0 9px 22px rgba(32, 169, 96, 0.2);
}

.home-page .portal-search {
  color: #6b7480;
  background: #f1f3f5;
  border-color: #eceff2;
}

.home-page .portal-search:focus-within {
  border-color: #42bc77;
  box-shadow: 0 0 0 3px rgba(42, 178, 105, 0.12);
}

.home-page .portal-search input { color: #17202c; }
.home-page .portal-search input::placeholder { color: #8a929d; }

.home-page .portal-search button {
  color: #fff;
  background: #17202c;
}

.home-page .portal-primary-nav a { color: #5c6673; }

.home-page .portal-primary-nav a:hover,
.home-page .portal-primary-nav a[aria-current="page"] {
  color: #137a48;
  background: #e8f8ef;
}

.home-page .home-layout {
  display: block;
}

.home-page .home-content {
  width: min(calc(100% - 3rem), 1840px);
  margin: 0 auto;
  padding: 1.5rem 0 4rem;
}

.home-page .home-intro { margin-bottom: 1.25rem; }

.home-page .home-intro p {
  color: #7a8491;
}

.home-page .home-intro h1 {
  color: #17202c;
  font-size: clamp(1.55rem, 2.4vw, 2.2rem);
}

.home-page .home-intro > a {
  color: #147a49;
}

.home-collection {
  margin-bottom: 1rem;
  display: grid;
  grid-template-columns: minmax(310px, 2.05fr) repeat(4, minmax(150px, 1fr));
  gap: clamp(0.7rem, 1vw, 1rem);
  scroll-margin-top: 92px;
}

.collection-lead,
.home-collection .portal-game-card {
  min-height: clamp(170px, 11.5vw, 215px);
}

.collection-lead {
  position: relative;
  padding: clamp(1rem, 2vw, 1.65rem);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: #fff;
  border-radius: 20px;
  box-shadow: 0 12px 30px rgba(30, 49, 70, 0.1);
  text-decoration: none;
  isolation: isolate;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.collection-lead::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 28, 45, 0.44), transparent 72%);
}

.collection-lead:hover {
  box-shadow: 0 17px 38px rgba(30, 49, 70, 0.17);
  transform: translateY(-3px);
}

.collection-lead > div {
  position: relative;
  z-index: 2;
}

.collection-lead > div > span {
  display: inline-block;
  margin-bottom: 0.3rem;
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.collection-lead h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(1.45rem, 2vw, 2.1rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.16);
}

.collection-lead strong {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.78rem;
}

.collection-lead img {
  position: absolute;
  z-index: -2;
  inset: 0 0 0 auto;
  width: 72%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  mix-blend-mode: luminosity;
  opacity: 0.74;
}

.collection-puzzle { background: linear-gradient(135deg, #09a9c7, #087eae); }
.collection-quick { background: linear-gradient(135deg, #ef5aa8, #d93580); }
.collection-quick img { mix-blend-mode: normal; opacity: 0.58; }

.home-collection .portal-game-card {
  background: #fff;
  border-color: #e5e9ee;
  border-radius: 20px;
  box-shadow: 0 9px 24px rgba(31, 43, 60, 0.08);
}

.home-collection .portal-game-card::after {
  inset: 46% 0 0;
  background: linear-gradient(180deg, transparent, rgba(8, 13, 20, 0.84));
}

.home-collection .portal-game-card:hover {
  border-color: #a7dfbd;
  box-shadow: 0 16px 34px rgba(31, 43, 60, 0.16);
}

.home-collection .portal-game-copy > span { color: #baf5d2; }

.home-collection .portal-game-copy h3 {
  font-size: clamp(0.92rem, 1.15vw, 1.14rem);
}

.home-collection .portal-game-copy strong {
  color: #fff;
  background: #169657;
}

.home-page .home-seo-panel {
  margin-top: 2rem;
  color: #5e6876;
  background: #fff;
  border-color: #e4e8ed;
  box-shadow: 0 10px 30px rgba(31, 43, 60, 0.06);
}

.home-page .home-seo-panel h2 { color: #17202c; }

.home-page .button {
  color: #fff;
  background: #169657;
  border-color: #169657;
}

.home-page .site-footer {
  color: #687382;
  background: #fff;
  border-top-color: #e5e9ee;
}

.home-page .footer-grid h2,
.home-page .footer-grid h3 { color: #17202c; }
.home-page .footer-links a { color: #5c6878; }
.home-page .footer-links a:hover { color: #137a48; }
.home-page .footer-bottom { border-color: #e5e9ee; }

@media (max-width: 1220px) {
  .home-collection { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .collection-lead { grid-column: span 2; }
}

@media (max-width: 820px) {
  .home-page .portal-primary-nav {
    background: #fff;
    border-color: #e5e9ee;
  }

  .home-page .menu-button {
    color: #17202c;
    border-color: #dfe4e9;
  }

  .home-page .home-content {
    width: min(calc(100% - 2rem), 1840px);
    padding-top: 1.2rem;
  }

  .home-collection { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .collection-lead { grid-column: span 2; }

  .collection-lead,
  .home-collection .portal-game-card {
    min-height: clamp(150px, 30vw, 210px);
  }
}

@media (max-width: 520px) {
  .home-page .portal-nav-shell { width: calc(100% - 1rem); }
  .home-page .home-content { width: calc(100% - 1rem); }
  .home-collection { gap: 0.65rem; }

  .collection-lead,
  .home-collection .portal-game-card { border-radius: 15px; }

  .collection-lead { min-height: 155px; }
  .home-collection .portal-game-card { min-height: 138px; }
  .collection-lead img { width: 76%; }
  .collection-lead h2 { font-size: 1.35rem; }
  .home-collection .portal-game-copy h3 { font-size: 0.82rem; }
}