:root{font-family:Onest,Inter,system-ui,sans-serif;color:#03060b;background:#fff;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #ffffff;--night: #06b7f4;--cobalt: #06b7f4;--cyan: #0638d7;--mist: #f4f7fb;--panel: #f7fbff;--panel-2: #edf7ff;--surface: rgba(244, 250, 255, .5);--line: #d7e4f3;--muted: #58697d}:root[data-theme=dark]{color:#f4f7fb;background:#03060b;--ink: #03060b;--night: #001486;--cobalt: #0638d7;--cyan: #06b7f4;--panel: #101722;--panel-2: #151e2b;--surface: radial-gradient(circle at 18% 18%, rgba(31, 135, 255, .1), transparent 42%), radial-gradient(circle at 84% 86%, rgba(0, 91, 255, .08), transparent 48%), #101722;--line: #263346;--muted: #aeb9c9}:root[data-theme=dark] .screen:before{background:radial-gradient(circle,rgba(6,183,244,.1),transparent 68%)}:root[data-theme=dark] .screen:after{background:radial-gradient(circle,rgba(6,56,215,.08),transparent 68%)}:root[data-theme=dark] .it-banner{background:radial-gradient(circle at 15% 18%,rgba(6,183,244,.2),transparent 45%),radial-gradient(circle at 86% 84%,rgba(6,56,215,.18),transparent 48%),#061b73;box-shadow:0 18px 40px #00188647}:root[data-theme=dark] .it-banner small{color:#bdc9ff}:root[data-theme=dark] .lesson-card{box-shadow:0 16px 34px #00081c47}:root[data-theme=dark] .nearest-card{box-shadow:0 18px 38px #06b7f429}:root[data-theme=dark] .lesson-meta{color:#c9d3e1}:root[data-theme=dark] .quick-grid button,:root[data-theme=dark] .game-preview-row button,:root[data-theme=dark] .game-result,:root[data-theme=dark] .game-actions button,:root[data-theme=dark] .snake-controls button,:root[data-theme=dark] .jump-controls button,:root[data-theme=dark] .compact-empty,:root[data-theme=dark] .game-card,:root[data-theme=dark] .service-card,:root[data-theme=dark] .empty-state,:root[data-theme=dark] .link-list button{box-shadow:0 16px 34px #00081c3d}:root[data-theme=dark] .game-preview-row button span,:root[data-theme=dark] .game-symbol,:root[data-theme=dark] 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svg{width:18px}.snake-controls{display:grid;grid-template-columns:repeat(3,48px);gap:5px}.snake-controls button,.jump-controls button{width:48px;height:42px;padding:0;display:grid;place-items:center;border:0;border-radius:14px;background:var(--surface);box-shadow:0 14px 30px #001e641a}.snake-controls i{display:block}.jump-controls{display:flex;gap:12px}.jump-controls button{width:58px}@media(min-width:700px){.screen{padding:34px 24px 48px}.quick-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.games-grid,.service-list{grid-template-columns:repeat(2,minmax(0,1fr))}.bottom-nav{left:50%;width:760px;transform:translate(-50%);border-left:1px solid var(--line);border-right:1px solid var(--line)}}@media(max-height:650px){.game-view{padding-top:calc(6px + env(safe-area-inset-top))}.game-canvas-wrap canvas{max-height:calc(100vh - 144px - env(safe-area-inset-top) - 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