:root{--bg-primary:#f2efe8;--bg-surface:#f9f6f0;--bg-surface-hover:#ebe5d9;--bg-elevated:#f9f6f0;--border:#dedbd3;--border-light:#d4cfc4;--accent:#e0a206;--accent-hover:#f9b710;--accent-dim:#d6b45c;--accent-glow:#fbca5126;--text-primary:#1f242e;--text-secondary:#4c5567;--text-muted:#656e81;--text-dim:#818898}@media (prefers-color-scheme:dark){:root{--bg-primary:#14181f;--bg-surface:#1f242d;--bg-surface-hover:#262b36;--bg-elevated:#2a303c;--border:#303541;--border-light:#3d4452;--accent:#fbca51;--accent-hover:#fbd574;--accent-dim:#a38129;--accent-glow:#fbca5126;--text-primary:#e7e9ef;--text-secondary:#adb4c2;--text-muted:#7e889a;--text-dim:#575e6b}}:root{--correct:#47d181;--correct-bg:#47d1811a;--error:#e05252;--error-bg:#e052521a;--focus-ring:#4ca6ff;--font-reading:"Lora", Georgia, "Times New Roman", serif;--font-ui:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", 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100%);-webkit-text-fill-color:transparent;color:#0000;letter-spacing:-.03em;-webkit-background-clip:text;background-clip:text;font-size:3.5rem;font-weight:800;line-height:1.1}.post-meta{color:var(--accent);margin-bottom:var(--space-3xl);font-size:1.25rem;font-weight:500;line-height:1.6}.post-grid{gap:var(--space-3xl);margin-top:var(--space-2xl);grid-template-columns:repeat(auto-fit,minmax(450px,1fr));display:grid}.post-section h2{margin-bottom:var(--space-lg);color:var(--text-primary);align-items:center;gap:var(--space-sm);font-size:1.75rem;font-weight:700;display:flex}.post-section h2:before{content:"";background:var(--accent);width:12px;height:12px;box-shadow:0 0 10px var(--accent-glow);border-radius:50%;display:block}.post-section p{color:var(--text-secondary);margin-bottom:var(--space-lg);font-size:1.15rem;line-height:1.8}.post-section ul{margin-bottom:var(--space-lg);padding-left:0;list-style-type:none}.post-section li{color:var(--text-secondary);margin-bottom:var(--space-md);padding-left:var(--space-xl);font-size:1.15rem;line-height:1.8;position:relative}.post-section li:before{content:"✦";color:var(--accent);position:absolute;top:0;left:0}.post-section strong{color:var(--text-primary);font-weight:600}.keyboard-shortcut{border-radius:var(--radius-lg);color:var(--text-primary);background:#15181e80;border:1px solid #525f7a33;align-items:center;gap:.75rem;margin-bottom:.5rem;padding:.75rem 1.25rem;font-size:1.1rem;display:inline-flex}.keyboard-shortcut kbd{font-weight:700;font-family:var(--font-ui);color:#fff;letter-spacing:.05em;text-transform:uppercase;background:linear-gradient(#343c4bcc 0%,#1f242dcc 100%);border:1px solid #525f7a80;border-radius:6px;padding:.3rem .6rem;font-size:.85rem;transform:translateY(-2px);box-shadow:0 4px #15181e,0 5px 10px #0000004d}.getting-started-section{text-align:center;max-width:800px;margin:0 auto}.getting-started-section h2{justify-content:center}.getting-started-section h2:before{display:none}.cta-container{margin-top:var(--space-2xl);justify-content:center;display:flex}@media (width<=768px){.how-it-works-content{padding:var(--space-xl) var(--space-md)}.post-grid{gap:var(--space-2xl);grid-template-columns:1fr}.how-it-works-header{padding:var(--space-md)}.blog-post{padding:var(--space-xl) var(--space-lg);border-radius:var(--radius-lg)}.post-title{font-size:2.2rem}}.settings-overlay{-webkit-backdrop-filter:blur(8px);z-index:1000;padding:var(--space-md);animation:fadeIn var(--transition-base);background:#0a0c0f99;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.settings-modal{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:480px;max-height:90vh;animation:slideUp var(--transition-spring);flex-direction:column;display:flex;overflow-y:auto}.settings-header{padding:var(--space-lg);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;display:flex}.settings-title{font-size:var(--fs-xl);font-weight:var(--fw-bold);margin:0}.settings-close-btn{color:var(--text-muted);font-size:var(--fs-lg);cursor:pointer;padding:var(--space-xs);border-radius:var(--radius-sm);transition:all var(--transition-base);background:0 0;border:none}.settings-close-btn:hover{color:var(--text-primary);background:var(--bg-surface-hover)}.settings-body{padding:var(--space-lg);gap:var(--space-xl);flex-direction:column;display:flex}.setting-group{gap:var(--space-sm);flex-direction:column;display:flex}.setting-label{font-weight:var(--fw-semibold);font-size:var(--fs-base);color:var(--text-primary);justify-content:space-between;align-items:center;display:flex}.setting-description{font-size:var(--fs-sm);color:var(--text-muted);margin-bottom:var(--space-xs)}.setting-control{gap:var(--space-sm);display:flex}.setting-select,.setting-input{width:100%;padding:var(--space-sm);background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-md);font-family:var(--font-ui);font-size:var(--fs-sm)}.setting-select:focus,.setting-input:focus{outline:2px solid var(--focus-ring);border-color:#0000}.setting-range{width:100%;accent-color:var(--accent)}.toggle-switch{width:44px;height:24px;display:inline-block;position:relative}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{cursor:pointer;background-color:var(--bg-primary);border:1px solid var(--border);border-radius:24px;transition:all .3s;position:absolute;inset:0}.toggle-slider:before{content:"";background-color:var(--text-muted);border-radius:50%;width:18px;height:18px;transition:all .3s;position:absolute;bottom:2px;left:2px}input:checked+.toggle-slider{background-color:var(--accent);border-color:var(--accent)}input:focus+.toggle-slider{box-shadow:0 0 1px var(--accent)}input:checked+.toggle-slider:before{background-color:var(--bg-primary);transform:translate(20px)}