:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;--bg: #0a0a0a;--surface: rgba(255, 255, 255, .04);--surface-hover: rgba(255, 255, 255, .08);--border: rgba(255, 255, 255, .1);--text: #fafafa;--text-muted: rgba(255, 255, 255, .55);--text-secondary: rgba(255, 255, 255, .7);--accent: #a855f7;--accent-glow: rgba(168, 85, 247, .3);--danger: #ef4444;--star: #ffd93d;--radius: .75rem;--radius-sm: .5rem}[data-theme=light]{color-scheme:light;--bg: #f5f5f5;--surface: rgba(0, 0, 0, .03);--surface-hover: rgba(0, 0, 0, .06);--border: rgba(0, 0, 0, .1);--text: #111;--text-muted: rgba(0, 0, 0, .45);--text-secondary: rgba(0, 0, 0, .65);--accent-glow: rgba(168, 85, 247, .15)}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:var(--bg);color:var(--text)}.app{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:1.5rem;max-width:640px;margin:0 auto;gap:1.5rem}.app-header{width:100%;display:flex;justify-content:space-between;align-items:center}.header-left{display:flex;align-items:baseline;gap:.5rem}.app-title{margin:0;font-size:1.5rem;font-weight:700;letter-spacing:-.03em}.title-icon{font-size:1.3rem}.subtitle{font-size:.85rem;color:var(--text-muted);font-weight:400}.header-actions{display:flex;gap:.5rem;align-items:center}.header-btn{position:relative}.badge{position:absolute;top:-4px;right:-4px;background:var(--accent);color:#fff;font-size:.6rem;font-weight:700;width:16px;height:16px;border-radius:50%;display:flex;align-items:center;justify-content:center;line-height:1}.categories{width:100%;display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}.cat-chip{background:var(--surface);border:1px solid var(--border);color:var(--text-secondary);padding:.4rem .85rem;border-radius:2rem;font-size:.8rem;cursor:pointer;transition:all .15s;font-family:inherit}.cat-chip:hover{background:var(--surface-hover)}.cat-chip.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 0 12px var(--accent-glow)}.fact-area{width:100%;display:flex;justify-content:center}.fact-card{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;transition:transform .2s,box-shadow .2s}.fact-card:hover{box-shadow:0 4px 24px #00000026}.fact-enter{animation:factEnter .4s ease-out}@keyframes factEnter{0%{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.fact-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.category-badge{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);background:var(--accent-glow);padding:.25rem .65rem;border-radius:2rem}.fact-actions{display:flex;gap:.25rem}.fact-text{font-size:1.15rem;line-height:1.6;color:var(--text);margin:0 0 1.25rem}.rating-row{display:flex;align-items:center;gap:.75rem;padding-top:.75rem;border-top:1px solid var(--border)}.rating-label{font-size:.75rem;color:var(--text-muted);white-space:nowrap}.stars{display:flex;gap:.15rem}.star-btn{background:none;border:none;font-size:1.2rem;cursor:pointer;color:var(--text-muted);transition:color .15s,transform .15s;padding:.1rem;line-height:1}.star-btn:hover{transform:scale(1.2)}.star-active{color:var(--star)}.icon-btn{background:none;border:none;font-size:1.1rem;cursor:pointer;padding:.35rem;border-radius:var(--radius-sm);transition:background .15s,transform .1s;line-height:1;color:inherit}.icon-btn:hover{background:var(--surface-hover);transform:scale(1.1)}.icon-btn.small{font-size:.9rem;padding:.2rem}.primary-btn{background:var(--accent);color:#fff;border:none;padding:.65rem 1.5rem;border-radius:var(--radius-sm);font-size:.9rem;font-weight:600;cursor:pointer;font-family:inherit;transition:opacity .15s,transform .1s}.primary-btn:hover{opacity:.9;transform:translateY(-1px)}.text-btn{background:none;border:none;cursor:pointer;font-family:inherit;font-size:.8rem;color:var(--text-muted);padding:.25rem .5rem;border-radius:var(--radius-sm);transition:color .15s,background .15s}.text-btn:hover{color:var(--text);background:var(--surface-hover)}.text-btn.danger{color:var(--danger)}.text-btn.danger:hover{background:#ef44441a}.new-fact-btn{background:var(--accent);color:#fff;border:none;padding:.75rem 2rem;border-radius:2rem;font-size:1rem;font-weight:600;cursor:pointer;font-family:inherit;transition:opacity .15s,transform .15s,box-shadow .15s;box-shadow:0 4px 16px var(--accent-glow)}.new-fact-btn:hover{opacity:.92;transform:translateY(-2px);box-shadow:0 6px 24px var(--accent-glow)}.new-fact-btn:active{transform:translateY(0)}.hint{font-size:.75rem;color:var(--text-muted);margin:0}.hint kbd{background:var(--surface);border:1px solid var(--border);padding:.1rem .4rem;border-radius:.25rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.7rem}.panel-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.fotd-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;max-width:28rem;width:90%;text-align:center;animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.fotd-badge{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);background:var(--accent-glow);padding:.3rem .8rem;border-radius:2rem;display:inline-block;margin-bottom:1rem}.fotd-category{font-size:.85rem;color:var(--text-muted);margin-bottom:.75rem}.fotd-text{font-size:1.15rem;line-height:1.6;color:var(--text);margin:0 0 1.5rem}.panel{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);max-width:28rem;width:90%;max-height:80vh;display:flex;flex-direction:column;animation:slideUp .3s ease-out}.panel-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border)}.panel-header h2{margin:0;font-size:1rem;font-weight:600}.panel-header-actions{display:flex;align-items:center;gap:.5rem}.panel-body{padding:1rem 1.5rem;overflow-y:auto;flex:1}.empty-msg{text-align:center;color:var(--text-muted);font-size:.9rem;padding:2rem 0}.favorites-list{display:flex;flex-direction:column;gap:.75rem}.fav-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.85rem 1rem}.fav-item-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.4rem}.fav-cat{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent)}.fav-text{font-size:.85rem;line-height:1.5;color:var(--text-secondary);margin:0}@media(max-width:480px){.app{padding:1rem;gap:1rem}.app-title{font-size:1.25rem}.categories{gap:.35rem}.cat-chip{font-size:.7rem;padding:.3rem .65rem}.fact-card{padding:1.25rem}.fact-text{font-size:1rem}}