:root {
  --theme-bg: #030816;
  --theme-bg-2: #06122b;
  --theme-surface: rgba(8, 18, 43, 0.88);
  --theme-surface-2: rgba(12, 24, 58, 0.86);
  --theme-border: rgba(120, 145, 210, 0.18);
  --theme-border-strong: rgba(134, 104, 255, 0.42);
  --theme-text: #f8fbff;
  --theme-muted: #9caad2;
  --theme-input: rgba(7, 15, 36, 0.94);
  --theme-shadow: 0 22px 70px rgba(0, 0, 0, 0.42);
  --theme-accent: #a855f7;
  --theme-accent-2: #35d7ff;
  color-scheme: dark;
}

:root[data-theme="light"] {
  --ref-bg: #eef6ff;
  --ref-bg-2: #dceafe;
  --ref-panel: rgba(255, 255, 255, 0.86);
  --ref-line: rgba(90, 105, 255, 0.3);
  --ref-line-soft: rgba(38, 60, 120, 0.16);
  --ref-text: #101832;
  --ref-muted: #667293;
  --theme-bg: #eef6ff;
  --theme-bg-2: #dceafe;
  --theme-surface: rgba(255, 255, 255, 0.88);
  --theme-surface-2: rgba(246, 250, 255, 0.9);
  --theme-border: rgba(43, 66, 130, 0.16);
  --theme-border-strong: rgba(92, 91, 255, 0.34);
  --theme-text: #101832;
  --theme-muted: #65708f;
  --theme-input: rgba(255, 255, 255, 0.92);
  --theme-shadow: 0 18px 50px rgba(42, 57, 120, 0.16);
  --theme-accent: #7c3aed;
  --theme-accent-2: #0284c7;
  color-scheme: light;
}

:root[data-theme="light"] body {
  background:
    radial-gradient(circle at 12% 0%, rgba(2, 132, 199, 0.16), transparent 30%),
    radial-gradient(circle at 88% 10%, rgba(245, 158, 11, 0.14), transparent 28%),
    linear-gradient(145deg, rgba(219, 234, 254, 0.72) 0 20%, transparent 20% 100%),
    linear-gradient(180deg, #f8fbff 0%, #eef6ff 46%, #f7fbff 100%) !important;
  background-attachment: fixed !important;
  color: var(--theme-text);
}

:root[data-theme="dark"] body {
  color: var(--theme-text);
}

.theme-toggle {
  width: 54px;
  height: 38px;
  border: 1px solid var(--theme-border);
  border-radius: 8px;
  display: inline-grid;
  place-items: center;
  background: var(--theme-surface-2);
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.theme-toggle--floating {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 3000;
  box-shadow: var(--theme-shadow), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.theme-toggle__track {
  position: relative;
  width: 34px;
  height: 18px;
  border-radius: 999px;
  display: block;
  background: linear-gradient(135deg, #111c3c, #4f46e5);
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.35);
}

.theme-toggle__track::before,
.theme-toggle__track::after {
  content: "";
  position: absolute;
  top: 5px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.72);
}

.theme-toggle__track::before {
  left: 9px;
}

.theme-toggle__track::after {
  right: 7px;
}

.theme-toggle__thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: block;
  background:
    radial-gradient(circle at 72% 28%, #111c3c 0 28%, transparent 30%),
    #f8fbff;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.55);
  transition: transform 0.18s ease, background 0.18s ease;
}

:root[data-theme="light"] .theme-toggle__track {
  background: linear-gradient(135deg, #ffd166, #32c8ff);
}

:root[data-theme="light"] .theme-toggle__thumb {
  transform: translateX(16px);
  background: radial-gradient(circle at 50% 50%, #fff7cc 0 28%, #ffc247 30% 100%);
  box-shadow: 0 0 12px rgba(255, 194, 71, 0.8);
}

:root[data-theme="light"] .site-header {
  background: rgba(247, 251, 255, 0.84);
  border-bottom-color: var(--theme-border);
  box-shadow: 0 10px 30px rgba(54, 70, 120, 0.12);
}

:root[data-theme] .site-header__inner {
  grid-template-columns: auto auto auto minmax(280px, 420px) auto auto auto auto;
}

:root[data-theme="light"] .site-search input,
:root[data-theme="light"] .language-switcher select {
  background: var(--theme-input);
  color: var(--theme-text);
  border-color: var(--theme-border);
  box-shadow: 0 8px 24px rgba(44, 61, 120, 0.08);
}

:root[data-theme="light"] .site-search input::placeholder {
  color: #7783a1;
}

:root[data-theme="light"] .live-search-results,
:root[data-theme="light"] .dropdown-menu,
:root[data-theme="light"] .mobile-menu {
  background: rgba(255, 255, 255, 0.98);
  border-color: var(--theme-border-strong);
  box-shadow: var(--theme-shadow);
}

:root[data-theme="light"] .live-search-item,
:root[data-theme="light"] .dropdown-menu a,
:root[data-theme="light"] .mobile-menu a,
:root[data-theme="light"] .missions-link,
:root[data-theme="light"] .community-link {
  color: var(--theme-text);
}

:root[data-theme="light"] .notification-link {
  background: rgba(255, 255, 255, 0.92);
}

:root[data-theme="light"] .notification-link span {
  border-color: #18213c;
}

:root[data-theme="light"] .notification-link span::after {
  background: #18213c;
}

:root[data-theme="light"] .mobile-toggle span,
:root[data-theme="light"] .mobile-toggle::before,
:root[data-theme="light"] .mobile-toggle::after {
  background: #18213c;
}

:root[data-theme="light"] .play-shell,
:root[data-theme="light"] .category-shell {
  color: var(--theme-text);
}

:root[data-theme="light"] .side-card,
:root[data-theme="light"] .content-card,
:root[data-theme="light"] .player-panel,
:root[data-theme="light"] .popular-panel,
:root[data-theme="light"] .library-panel,
:root[data-theme="light"] .filter-panel,
:root[data-theme="light"] .why-panel,
:root[data-theme="light"] .category-description,
:root[data-theme="light"] .category-page-card,
:root[data-theme="light"] .not-found-panel,
:root[data-theme="light"] .profile-card,
:root[data-theme="light"] .mission-card,
:root[data-theme="light"] .page-card,
:root[data-theme="light"] .auth-box {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 250, 255, 0.86)),
    rgba(255, 255, 255, 0.9) !important;
  border-color: var(--theme-border) !important;
  box-shadow: var(--theme-shadow);
  color: var(--theme-text);
}

:root[data-theme="light"] .category-hero {
  background:
    linear-gradient(90deg, rgba(247, 251, 255, 0.96) 0%, rgba(238, 246, 255, 0.78) 42%, rgba(238, 246, 255, 0.2) 100%),
    radial-gradient(circle at 68% 34%, rgba(124, 58, 237, 0.18), transparent 25%),
    var(--category-hero-image) !important;
  background-position: center, center, center !important;
  background-size: auto, auto, cover !important;
}

:root[data-theme="light"] .arcade-card,
:root[data-theme="light"] .mini-game-card,
:root[data-theme="light"] .popular-card,
:root[data-theme="light"] .library-card,
:root[data-theme="light"] .sidebar-game-item,
:root[data-theme="light"] .side-cats a,
:root[data-theme="light"] .filter-group button,
:root[data-theme="light"] .filter-group label,
:root[data-theme="light"] .category-stats span,
:root[data-theme="light"] .favorite-btn {
  background: rgba(255, 255, 255, 0.88) !important;
  border-color: var(--theme-border) !important;
  color: var(--theme-text) !important;
  box-shadow: 0 10px 26px rgba(44, 61, 120, 0.1);
}

:root[data-theme="light"] h1,
:root[data-theme="light"] h2,
:root[data-theme="light"] h3,
:root[data-theme="light"] b,
:root[data-theme="light"] strong,
:root[data-theme="light"] .card-copy b,
:root[data-theme="light"] .game-copy b,
:root[data-theme="light"] .library-card b,
:root[data-theme="light"] .mini-game-card b,
:root[data-theme="light"] .category-hero h1,
:root[data-theme="light"] .panel-heading h2,
:root[data-theme="light"] .filter-heading h2,
:root[data-theme="light"] .filter-group h3 {
  color: var(--theme-text) !important;
}

:root[data-theme="light"] p,
:root[data-theme="light"] small,
:root[data-theme="light"] .card-copy small,
:root[data-theme="light"] .game-copy small,
:root[data-theme="light"] .library-card small,
:root[data-theme="light"] .mini-game-card span,
:root[data-theme="light"] .category-hero p,
:root[data-theme="light"] .game-credit,
:root[data-theme="light"] .empty-text {
  color: var(--theme-muted) !important;
}

:root[data-theme="light"] .game-description,
:root[data-theme="light"] .game-description p,
:root[data-theme="light"] .game-description span,
:root[data-theme="light"] .game-description div,
:root[data-theme="light"] .game-description li,
:root[data-theme="light"] .game-description td,
:root[data-theme="light"] .game-description th {
  color: #52607f !important;
}

:root[data-theme="light"] .popular-card .game-copy b,
:root[data-theme="light"] .library-card__body b,
:root[data-theme="light"] .arcade-card .card-copy b,
:root[data-theme="light"] .mini-game-card b,
:root[data-theme="light"] .community-game-tile b {
  color: #fff !important;
}

:root[data-theme="light"] .popular-card .game-copy small,
:root[data-theme="light"] .library-card__body small,
:root[data-theme="light"] .library-card__body em,
:root[data-theme="light"] .arcade-card .card-copy small,
:root[data-theme="light"] .mini-game-card span {
  color: #d9e2ff !important;
}

:root[data-theme="light"] .library-card__body em span:first-child,
:root[data-theme="light"] .mini-game-card small,
:root[data-theme="light"] .community-game-tile small {
  color: #ffc247 !important;
}

:root[data-theme="light"] .game-description h1,
:root[data-theme="light"] .game-description h2,
:root[data-theme="light"] .game-description h3,
:root[data-theme="light"] .game-description h4,
:root[data-theme="light"] .game-description h5,
:root[data-theme="light"] .game-description h6,
:root[data-theme="light"] .game-description strong,
:root[data-theme="light"] .game-description b,
:root[data-theme="light"] .tab-row button {
  color: #101832 !important;
}

:root[data-theme="light"] .game-description a {
  color: #5b4cff !important;
}

:root[data-theme="light"] .game-description ul li::marker {
  color: #0284c7 !important;
}

:root[data-theme="light"] .game-description ol li::marker {
  color: #7c3aed !important;
}

:root[data-theme="light"] .game-description::after {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0), #ffffff) !important;
}

:root[data-theme="light"] .tab-row button.active {
  color: #5b4cff !important;
}

:root[data-theme="light"] .rating .star {
  background: rgba(24, 33, 60, 0.08) !important;
  color: #8a95b4 !important;
}

:root[data-theme="light"] .rating .star:hover,
:root[data-theme="light"] .rating .star.active {
  background: rgba(255, 194, 71, 0.2) !important;
  color: #ffc247 !important;
  text-shadow: 0 0 12px rgba(255, 194, 71, 0.45);
}

:root[data-theme="light"] .rating-text {
  color: #263150 !important;
}

:root[data-theme="light"] .play-now-btn,
:root[data-theme="light"] .play-now-btn b,
:root[data-theme="light"] .play-now-title b,
:root[data-theme="light"] .play-now-stats b {
  color: #ffffff !important;
}

:root[data-theme="light"] .play-now-btn small,
:root[data-theme="light"] .play-now-title small,
:root[data-theme="light"] .play-now-stats small {
  color: rgba(255, 255, 255, 0.76) !important;
}

:root[data-theme="light"] input,
:root[data-theme="light"] textarea,
:root[data-theme="light"] select {
  background: rgba(255, 255, 255, 0.92);
  color: var(--theme-text);
  border-color: var(--theme-border);
}

:root[data-theme="light"] .game-window,
:root[data-theme="light"] .game-box {
  box-shadow: 0 24px 60px rgba(41, 58, 120, 0.22), 0 0 0 1px rgba(93, 96, 239, 0.18);
}

:root[data-theme="light"] .game-window {
  background:
    linear-gradient(180deg, rgba(247, 251, 255, 0.98), rgba(229, 238, 255, 0.99)),
    radial-gradient(circle at 18% 0%, rgba(2, 132, 199, 0.12), transparent 34%),
    radial-gradient(circle at 86% 100%, rgba(124, 58, 237, 0.1), transparent 32%) !important;
}

:root[data-theme="light"] .footer-bg {
  background: rgba(247, 251, 255, 0.9);
  border-top-color: var(--theme-border);
}

:root[data-theme="light"] .footer-links a {
  color: #394566;
}

:root[data-theme="light"] .footer-links a:hover {
  color: #11182e;
}

:root[data-theme="light"] .footer-social a {
  background: rgba(255, 255, 255, 0.82);
  border-color: var(--theme-border);
}

@media (max-width: 1280px) {
  :root[data-theme] .site-header__inner {
    grid-template-columns: auto auto auto minmax(220px, 1fr) auto auto auto auto;
  }
}

@media (max-width: 920px) {
  :root[data-theme] .site-header__inner {
    grid-template-columns: auto 1fr auto auto auto;
    grid-template-areas:
      "toggle logo notif theme user"
      "mission community search search lang";
  }

  .theme-toggle {
    grid-area: theme;
    width: 44px;
    height: 34px;
  }
}

@media (max-width: 560px) {
  .theme-toggle {
    width: 40px;
    padding: 0;
  }
}