[hidden],.modal-overlay[hidden],.modal-backdrop[hidden],.canvas-overlay[hidden]{display:none!important}:root{--bg-main: #121213;--bg-surface: #1a1a1b;--bg-elevated: #272729;--border-color: #3a3a3c;--text-main: #ffffff;--text-muted: #818384;--color-correct: #538d4e;--color-present: #b59f3b;--color-absent: #3a3a3c;--key-bg: #818384;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 14px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{background-color:var(--bg-main);color:var(--text-main);font-family:var(--font-family);min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;line-height:1.5}#app{display:flex;flex-direction:column;min-height:100vh}.site-header{background:var(--bg-surface);border-bottom:1px solid var(--border-color);padding:10px 16px;position:sticky;top:0;z-index:50}.header-inner{max-width:600px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:8px}.brand-icon{font-size:1.6rem}.brand-title{font-size:1.25rem;font-weight:800;letter-spacing:1px}.brand-badge{font-size:.65rem;font-weight:700;background:var(--color-correct);color:#fff;padding:2px 6px;border-radius:4px;letter-spacing:.5px}.header-actions{display:flex;align-items:center;gap:8px}.icon-btn{background:transparent;border:1px solid var(--border-color);color:var(--text-main);width:36px;height:36px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.icon-btn:hover{background:var(--bg-elevated)}.main-content{flex:1;display:flex;flex-direction:column;align-items:center;padding:12px 12px 32px}.game-container{width:100%;max-width:500px;display:flex;flex-direction:column;align-items:center;gap:12px}.mode-tabs{display:flex;gap:6px;background:var(--bg-surface);border:1px solid var(--border-color);padding:4px;border-radius:var(--radius-md)}.tab-btn{background:transparent;border:none;color:var(--text-muted);font-weight:700;font-size:.8rem;padding:6px 12px;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s}.tab-btn.active{background:var(--color-correct);color:#fff}.board-container{display:flex;flex-direction:column;gap:6px;margin:8px 0}.board-row{display:flex;gap:6px}.board-tile{width:54px;height:54px;border:2px solid var(--border-color);display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:800;text-transform:uppercase;-webkit-user-select:none;user-select:none;background:transparent;color:#fff;transition:transform .1s}@media (max-width: 380px){.board-tile{width:44px;height:44px;font-size:1.5rem}}.board-tile.pop{animation:popLetter .1s ease-in-out;border-color:#565758}@keyframes popLetter{0%{transform:scale(1)}50%{transform:scale(1.12)}to{transform:scale(1)}}.board-tile.correct{background-color:var(--color-correct)!important;border-color:var(--color-correct)!important;color:#fff}.board-tile.present{background-color:var(--color-present)!important;border-color:var(--color-present)!important;color:#fff}.board-tile.absent{background-color:var(--color-absent)!important;border-color:var(--color-absent)!important;color:#fff}.board-row.shake{animation:shakeRow .4s ease-in-out}@keyframes shakeRow{0%,to{transform:translate(0)}20%,60%{transform:translate(-6px)}40%,80%{transform:translate(6px)}}.board-row.win .board-tile{animation:bounceWin .6s ease}@keyframes bounceWin{0%,20%{transform:translateY(0)}40%{transform:translateY(-20px)}50%{transform:translateY(0)}60%{transform:translateY(-10px)}80%{transform:translateY(0)}}.keyboard{width:100%;max-width:480px;display:flex;flex-direction:column;gap:6px;margin-top:6px}.keyboard-row{display:flex;justify-content:center;gap:5px}.key-btn{background:#818384;color:#fff;border:none;border-radius:var(--radius-sm);font-family:inherit;font-size:.95rem;font-weight:700;height:52px;flex:1;max-width:42px;cursor:pointer;display:flex;align-items:center;justify-content:center;-webkit-user-select:none;user-select:none;transition:all .15s}.key-btn.wide{flex:1.5;max-width:64px;font-size:.75rem}.key-btn:active{filter:brightness(.85);transform:scale(.96)}.key-btn.correct{background:var(--color-correct)!important}.key-btn.present{background:var(--color-present)!important}.key-btn.absent{background:#3a3a3c!important;color:#818384!important}.toast-container{position:fixed;top:70px;left:50%;transform:translate(-50%);z-index:100;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{background:#fff;color:#000;font-weight:800;font-size:.95rem;padding:10px 18px;border-radius:6px;box-shadow:0 4px 15px #0006;animation:fadeInOut 2s ease forwards}@keyframes fadeInOut{0%{opacity:0;transform:translateY(-10px)}10%{opacity:1;transform:translateY(0)}85%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-10px)}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:16px;z-index:100}.modal-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;max-width:400px;width:100%;text-align:center}.modal-title{font-size:1.3rem;font-weight:800;margin-bottom:16px}.stats-grid{display:flex;justify-content:space-around;margin-bottom:20px}.stat-item .num{font-size:1.8rem;font-weight:800;font-family:var(--font-mono)}.stat-item .lbl{font-size:.72rem;color:var(--text-muted);text-transform:uppercase;font-weight:600}.btn-action{background:var(--color-correct);color:#fff;border:none;font-weight:700;font-size:1rem;padding:10px 20px;border-radius:6px;cursor:pointer;margin:6px;transition:filter .2s}.btn-action:hover{filter:brightness(1.1)}.btn-action.secondary{background:var(--bg-elevated);border:1px solid var(--border-color)}.seo-section{width:100%;max-width:860px;margin:36px auto 0;padding:0 16px}.seo-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:28px 24px;margin-bottom:24px}.seo-card h1{font-size:1.6rem;font-weight:800;color:#fff;margin-bottom:14px}.seo-card h2{font-size:1.3rem;font-weight:800;color:#fff;margin:22px 0 12px;display:flex;align-items:center;gap:8px}.seo-card p,.seo-card li{font-size:.92rem;color:#d4d4d8;line-height:1.68;margin-bottom:12px}.seo-card ul{padding-left:20px;margin-bottom:14px}.faq-list details{background:#ffffff05;border:1px solid var(--border-color);border-radius:var(--radius-md);margin-bottom:10px;padding:12px 16px}.faq-list summary{font-weight:700;font-size:.95rem;color:#fff;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";font-size:1.2rem;color:var(--color-correct)}.faq-list details[open] summary:after{content:"−"}.faq-list details[open] p{margin-top:10px;margin-bottom:0}.site-footer{background:#08090d;border-top:1px solid var(--border-color);padding:32px 16px;margin-top:auto}.footer-inner{max-width:900px;margin:0 auto}.matrix-title{font-size:.88rem;font-weight:800;text-transform:uppercase;letter-spacing:1px;color:var(--color-correct);margin-bottom:12px}.matrix-grid{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}.matrix-link{background:var(--bg-surface);border:1px solid var(--border-color);padding:8px 14px;border-radius:var(--radius-sm);color:var(--text-main);text-decoration:none;font-size:.82rem;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:all .2s}.matrix-link:hover{background:#ffffff1a;border-color:var(--color-correct);transform:translateY(-1px)}.matrix-link.current{border-color:var(--color-correct);background:#538d4e33;color:#4ade80;pointer-events:none}.footer-copy{font-size:.78rem;color:var(--text-muted);text-align:center}