.screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;box-sizing:border-box}.screen-title{font-size:1.8rem;color:#ffd93d;margin:0 0 24px;text-align:center}.main-menu{background:linear-gradient(180deg,#1a1a2e,#16213e)}.menu-content{text-align:center}.game-title{font-size:3.5rem;font-weight:700;color:#00d26a;margin:0;text-shadow:0 0 20px rgba(0,210,106,.3)}.game-subtitle{font-size:1.2rem;color:#a0a0a0;margin:8px 0 48px}.menu-buttons{display:flex;flex-direction:column;gap:16px;min-width:250px}.difficulty-select{gap:32px}.difficulty-cards{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:24px}.difficulty-card{display:flex;flex-direction:column;align-items:center;padding:24px 32px;background-color:#16213e;border:2px solid var(--accent-color, #4a4a5a);border-radius:12px;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;min-width:120px}.difficulty-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000004d}.difficulty-card:active{transform:translateY(-2px)}.difficulty-name{font-size:1.2rem;font-weight:600;color:var(--accent-color, #e0e0e0);margin-bottom:8px}.difficulty-size{font-size:2rem;font-weight:700;color:#e0e0e0}.difficulty-info{font-size:.85rem;color:#a0a0a0;margin-top:8px}.game-screen{padding:16px;justify-content:space-between}.game-header{width:100%;display:flex;justify-content:space-between;align-items:center;padding:8px 0}.game-info{display:flex;align-items:center}.difficulty-badge{background-color:#2d3748;color:#e0e0e0;padding:6px 12px;border-radius:16px;font-size:.9rem}.game-stats{display:flex;gap:24px;align-items:center}.game-main{flex:1;display:flex;align-items:center;justify-content:center;width:100%;padding:16px 0}.game-footer{padding:16px 0}.leaderboard-screen{gap:24px;max-width:600px}.difficulty-tabs{display:flex;gap:8px}.tab{padding:10px 20px;background-color:#2d3748;border:none;border-radius:8px;color:#a0a0a0;cursor:pointer;transition:background-color .2s ease,color .2s ease}.tab:hover{background-color:#3d4758}.tab.active{background-color:#00d26a;color:#1a1a2e}.leaderboard-table{width:100%;background-color:#16213e;border-radius:12px;overflow:hidden}.no-entries{padding:32px;text-align:center;color:#a0a0a0}.leaderboard-table table{width:100%;border-collapse:collapse}.leaderboard-table th,.leaderboard-table td{padding:12px 16px;text-align:left}.leaderboard-table th{background-color:#1a1a2e;color:#a0a0a0;font-weight:600;font-size:.85rem;text-transform:uppercase}.leaderboard-table td{color:#e0e0e0;border-bottom:1px solid #2d3748}.leaderboard-table tr:last-child td{border-bottom:none}.leaderboard-table .rank{font-weight:700;color:#ffd93d}.leaderboard-table .score{font-weight:700;color:#00d26a}.leaderboard-table .date{color:#a0a0a0;font-size:.9rem}.statistics{width:100%;background-color:#16213e;border-radius:12px;padding:20px}.statistics h3{margin:0 0 16px;color:#a0a0a0;font-size:.9rem;text-transform:uppercase}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.stat-item{text-align:center}.stat-item .stat-value{display:block;font-size:1.5rem;font-weight:700;color:#e0e0e0}.stat-item .stat-label{font-size:.85rem;color:#a0a0a0}.settings-screen{gap:24px;max-width:400px}.settings-list{width:100%;background-color:#16213e;border-radius:12px;overflow:hidden}.setting-item{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid #2d3748}.setting-item:last-child{border-bottom:none}.setting-label{color:#e0e0e0}.toggle{padding:8px 16px;border:none;border-radius:16px;font-size:.9rem;cursor:pointer;transition:background-color .2s ease;min-width:60px}.toggle.on{background-color:#00d26a;color:#1a1a2e}.toggle.off{background-color:#4a4a5a;color:#e0e0e0}@media(max-width:480px){.game-title{font-size:2.5rem}.difficulty-cards{flex-direction:column}.game-stats{gap:16px}.stats-grid{grid-template-columns:repeat(2,1fr)}}.game-board{display:grid;gap:2px;background-color:#2d3748;padding:8px;border-radius:8px;max-width:min(90vw,500px);max-height:min(90vw,500px);aspect-ratio:1;margin:0 auto}.cell{background-color:#16213e;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s ease-out,background-color .2s ease;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;aspect-ratio:1}.cell:hover{background-color:#1e2d4d}.cell:active{background-color:#253a5e}.cell.locked{cursor:default}.cell.locked:hover{background-color:#16213e}.cell.connected{background-color:#1a2e3a}.cell-icon{width:100%;height:100%;padding:8%}.cable{stroke:#4a4a5a;stroke-width:8;stroke-linecap:round;stroke-linejoin:round;fill:none;transition:stroke .2s ease}.cable.connected{stroke:#00d26a}.server-body{fill:#ffd93d;stroke:#e6c235;stroke-width:2}.server-led{fill:#00d26a}.server-slot{fill:#1a1a2e}.computer-body{fill:#3498db;stroke:#2980b9;stroke-width:2}.computer-screen{fill:#1a1a2e;transition:fill .2s ease}.computer-screen.on{fill:#2ecc71}.computer-stand{fill:#2980b9}.computer-base{fill:#3498db}.cell-empty{background-color:#0d1520}.cell-empty:hover{background-color:#0d1520;cursor:default}@keyframes connect-pulse{0%{box-shadow:0 0 #00d26a99}50%{box-shadow:0 0 8px 4px #00d26a66}to{box-shadow:0 0 #00d26a00}}@keyframes cable-glow{0%{filter:brightness(1)}50%{filter:brightness(1.5)}to{filter:brightness(1)}}.cell.just-connected{animation:connect-pulse .3s ease-out}.cell.just-connected .cable.connected{animation:cable-glow .3s ease-out}.cell.connected.cell-computer{animation:connect-pulse .5s ease-out}.timer{display:flex;align-items:center;gap:8px;font-size:1.2rem;font-weight:600;color:#e0e0e0}.timer-icon{font-size:1.4rem}.timer-value{font-family:Courier New,monospace;min-width:5ch}.move-counter{display:flex;align-items:center;gap:8px;font-size:1.2rem;color:#e0e0e0}.move-label{color:#a0a0a0}.move-value{font-weight:600;min-width:3ch}.game-controls{display:flex;gap:12px;justify-content:center}.control-button{width:48px;height:48px;border:none;border-radius:50%;background-color:#2d3748;color:#e0e0e0;font-size:1.5rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease,transform .1s ease}.control-button:hover:not(:disabled){background-color:#3d4758}.control-button:active:not(:disabled){transform:scale(.95)}.control-button:disabled{opacity:.4;cursor:not-allowed}.pause-menu-overlay,.win-screen-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000c;display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.pause-menu{background-color:#1a1a2e;border-radius:16px;padding:32px 48px;text-align:center;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.pause-title{font-size:2rem;color:#ffd93d;margin:0 0 24px}.pause-actions{display:flex;flex-direction:column;gap:12px}.win-screen{background-color:#1a1a2e;border-radius:16px;padding:32px 48px;text-align:center;max-width:90vw;animation:slideUp .3s ease}.win-title{font-size:2.5rem;color:#00d26a;margin:0 0 16px}.win-score{margin-bottom:16px}.score-label{display:block;font-size:.9rem;color:#a0a0a0;margin-bottom:4px}.score-value{font-size:3rem;font-weight:700;color:#ffd93d}.new-record{background:linear-gradient(135deg,#ffd93d,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-size:1.2rem;font-weight:700;margin-bottom:16px;animation:pulse-text 1s ease infinite}@keyframes pulse-text{0%,to{opacity:1}50%{opacity:.7}}.win-stats{display:flex;justify-content:center;gap:32px;margin-bottom:16px}.stat{display:flex;flex-direction:column}.stat-label{font-size:.85rem;color:#a0a0a0}.stat-value{font-size:1.5rem;font-weight:600;color:#e0e0e0}.win-multipliers{font-size:.9rem;color:#a0a0a0;margin-bottom:24px}.multiplier{display:flex;justify-content:space-between;gap:16px}.win-actions{display:flex;flex-direction:column;gap:12px}.btn{padding:14px 32px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s ease,transform .1s ease}.btn:active{transform:scale(.98)}.btn-primary{background-color:#00d26a;color:#1a1a2e}.btn-primary:hover{background-color:#00e676}.btn-secondary{background-color:#2d3748;color:#e0e0e0}.btn-secondary:hover{background-color:#3d4758}.btn-large{padding:18px 48px;font-size:1.2rem}.app{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}:root{--color-bg-game: #1a1a2e;--color-cable-off: #4a4a5a;--color-cable-on: #00d26a;--color-hanging-end: #ff4757;--color-server: #ffd93d;--color-computer-off: #3498db;--color-computer-on: #2ecc71;--color-cell-bg: #16213e;--color-cell-border: #2d3748;--color-text: #ffffff;--color-text-secondary: #a0aec0;--color-accent: #6c5ce7;--color-success: #00d26a;--color-warning: #ffd93d;--color-error: #ff4757;--safe-area-inset-top: env(safe-area-inset-top, 0px);--safe-area-inset-right: env(safe-area-inset-right, 0px);--safe-area-inset-bottom: env(safe-area-inset-bottom, 0px);--safe-area-inset-left: env(safe-area-inset-left, 0px);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--font-size-sm: 14px;--font-size-md: 16px;--font-size-lg: 20px;--font-size-xl: 24px;--font-size-xxl: 32px;--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-tap-highlight-color:transparent;overscroll-behavior:none}body{font-family:var(--font-family);font-size:var(--font-size-md);line-height:1.5;color:var(--color-text);background-color:var(--color-bg-game);min-height:100vh;min-height:100dvh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none;padding-top:var(--safe-area-inset-top);padding-right:var(--safe-area-inset-right);padding-bottom:var(--safe-area-inset-bottom);padding-left:var(--safe-area-inset-left)}#root{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;color:inherit}button:disabled{cursor:not-allowed;opacity:.5}a{color:inherit;text-decoration:none}.menu{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-lg);text-align:center}.menu h1{font-size:var(--font-size-xxl);margin-bottom:var(--spacing-md)}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.no-select{user-select:none;-webkit-user-select:none}