:root{--fpc-yellow:#f9df6d;--fpc-green:#a0c35a;--fpc-blue:#b0c4ef;--fpc-purple:#ba81c5;--fpc-yellow-text:#3a3400;--fpc-green-text:#1a2e00;--fpc-blue-text:#0a1a3e;--fpc-purple-text:#2a0a30}.fpc-container{--fpc-bg:#f5f5f5;--fpc-surface:#ebebeb;--fpc-surface-hover:#e5e5e5;--fpc-selected:#0ea5e9;--fpc-selected-text:#ffffff;--fpc-text:#1a1a1a;--fpc-text-muted:#6b7280;--fpc-border:#1a1a1a;--fpc-error:#ef4444;--fpc-font:system-ui, -apple-system, 'Segoe UI', sans-serif;font-family:var(--fpc-font);max-width:520px;margin:0 auto;padding:20px;color:var(--fpc-text);background:var(--fpc-bg);border:3px solid #1a1a1a;border-radius:14px;box-shadow:4px 4px 0 rgb(0 0 0 / .08);-webkit-font-smoothing:antialiased}.fpc--stadium{--fpc-bg:#0d1b0e;--fpc-surface:#1a3a1e;--fpc-surface-hover:#24502a;--fpc-selected:#d4a843;--fpc-selected-text:#0d1b0e;--fpc-text:#e8e4d9;--fpc-text-muted:#8a9a7e;--fpc-border:#2a4a2e;--fpc-error:#e05555;border:1px solid var(--fpc-border);box-shadow:0 0 40px rgb(212 168 67 / .08)}.fpc-loading{text-align:center;padding:60px 20px;color:var(--fpc-text-muted);font-size:16px}.fpc-loading::after{content:'';display:block;width:28px;height:28px;margin:16px auto 0;border:3px solid var(--fpc-border);border-top-color:var(--fpc-selected);border-radius:50%;animation:fpc-spin 0.7s linear infinite}@keyframes fpc-spin{to{transform:rotate(360deg)}}.fpc-header{text-align:center;margin-bottom:20px}.fpc-header h2{font-size:22px;font-weight:700;margin:0 0 4px;color:var(--fpc-text);letter-spacing:-.3px}.fpc-header p{font-size:14px;color:var(--fpc-text-muted);margin:0}.fpc-solved-area{display:flex;flex-direction:column;gap:8px;margin-bottom:8px}.fpc-solved-group{border-radius:10px;padding:14px 16px;text-align:center;animation:fpc-reveal 0.5s cubic-bezier(.34,1.56,.64,1) forwards;transform:scale(.9);opacity:0}@keyframes fpc-reveal{to{transform:scale(1);opacity:1}}.fpc-solved-group[data-difficulty="1"]{background:var(--fpc-yellow);color:var(--fpc-yellow-text)}.fpc-solved-group[data-difficulty="2"]{background:var(--fpc-green);color:var(--fpc-green-text)}.fpc-solved-group[data-difficulty="3"]{background:var(--fpc-blue);color:var(--fpc-blue-text)}.fpc-solved-group[data-difficulty="4"]{background:var(--fpc-purple);color:var(--fpc-purple-text)}.fpc-solved-group__name{font-weight:800;font-size:16px;text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.fpc-solved-group__words{font-size:14px;font-weight:500}.fpc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:16px}.fpc-tile{aspect-ratio:1.4;display:flex;align-items:center;justify-content:center;background:var(--fpc-surface);border:none;border-radius:10px;cursor:pointer;font-family:var(--fpc-font);font-size:14px;font-weight:700;color:var(--fpc-text);text-transform:uppercase;letter-spacing:.3px;padding:6px;text-align:center;word-break:break-word;line-height:1.15;transition:background 0.15s ease,color 0.15s ease,transform 0.15s ease;user-select:none;-webkit-tap-highlight-color:#fff0}.fpc-tile:hover{background:var(--fpc-surface-hover)}.fpc-tile--selected{background:var(--fpc-selected)!important;color:var(--fpc-selected-text)!important;transform:scale(.96)}.fpc-tile--shake{animation:fpc-shake 0.4s ease}@keyframes fpc-shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-6px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}.fpc-tile--pop{animation:fpc-pop 0.3s cubic-bezier(.34,1.56,.64,1)}@keyframes fpc-pop{0%{transform:scale(1)}50%{transform:scale(1.1)}100%{transform:scale(1)}}.fpc-mistakes{display:flex;align-items:center;justify-content:center;gap:6px;margin-bottom:16px;font-size:14px;color:var(--fpc-text-muted)}.fpc-mistakes__label{margin-right:4px}.fpc-mistakes__dot{width:14px;height:14px;border-radius:50%;background:var(--fpc-text-muted);transition:opacity 0.3s ease,transform 0.3s ease}.fpc-mistakes__dot--used{opacity:.2;transform:scale(.7)}.fpc-actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.fpc-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 24px;border:2px solid var(--fpc-border);border-radius:999px;background:#fff0;color:var(--fpc-text);font-family:var(--fpc-font);font-size:15px;font-weight:600;cursor:pointer;transition:background 0.15s ease,border-color 0.15s ease,opacity 0.15s ease;user-select:none}.fpc-btn:hover{background:var(--fpc-surface)}.fpc-btn--primary{background:var(--fpc-selected);color:var(--fpc-selected-text);border-color:var(--fpc-selected)}.fpc-btn--primary:hover{opacity:.9}.fpc-btn:disabled{opacity:.35;cursor:not-allowed}.fpc-toast{position:fixed;top:20px;left:50%;transform:translateX(-50%) translateY(-20px);background:var(--fpc-text);color:var(--fpc-bg);padding:10px 24px;border-radius:8px;font-size:15px;font-weight:600;z-index:10000;opacity:0;transition:opacity 0.3s ease,transform 0.3s ease;pointer-events:none;white-space:nowrap}.fpc-toast--visible{opacity:1;transform:translateX(-50%) translateY(0)}.fpc-result-overlay{text-align:center;padding:30px 20px;animation:fpc-reveal 0.5s ease forwards;transform:scale(.95);opacity:0}.fpc-result-overlay h3{font-size:24px;font-weight:800;margin:0 0 8px;color:var(--fpc-text)}.fpc-result-overlay p{font-size:15px;color:var(--fpc-text-muted);margin:0 0 16px}.fpc-result-emoji{font-size:28px;letter-spacing:4px;margin-bottom:16px;line-height:1.6}.fpc-share-btn{display:inline-flex;align-items:center;gap:6px;padding:12px 28px;border:none;border-radius:999px;background:var(--fpc-selected);color:var(--fpc-selected-text);font-family:var(--fpc-font);font-size:15px;font-weight:700;cursor:pointer;transition:opacity 0.15s ease}.fpc-share-btn:hover{opacity:.85}.fpc-leaderboard{width:100%}.fpc-leaderboard h2{font-size:20px;font-weight:700;margin:0 0 16px;text-align:center;color:var(--fpc-text)}.fpc-leaderboard table{width:100%;border-collapse:collapse;font-size:14px}.fpc-leaderboard th{text-align:left;padding:10px 12px;border-bottom:2px solid var(--fpc-border);font-weight:700;color:var(--fpc-text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}.fpc-leaderboard td{padding:10px 12px;border-bottom:1px solid var(--fpc-border);color:var(--fpc-text)}.fpc-leaderboard tr:hover td{background:var(--fpc-surface)}.fpc-lb-rank{font-weight:800;width:40px}.fpc-archive{width:100%}.fpc-archive h2{font-size:20px;font-weight:700;margin:0 0 16px;text-align:center;color:var(--fpc-text)}.fpc-archive-list{list-style:none;padding:0;margin:0}.fpc-archive-list li{padding:12px 16px;border-bottom:1px solid var(--fpc-border);display:flex;justify-content:space-between;align-items:center}.fpc-archive-list li:hover{background:var(--fpc-surface)}.fpc-archive-list a{color:var(--fpc-text);text-decoration:none;font-weight:600}.fpc-archive-date{font-size:13px;color:var(--fpc-text-muted)}.fpc-login-prompt{text-align:center;padding:40px 20px;color:var(--fpc-text-muted,#6e6e6e);font-size:16px}.fpc-login-prompt a{font-weight:700;color:inherit}.fpc-no-puzzle{text-align:center;padding:50px 20px;color:var(--fpc-text-muted);font-size:16px}@media (max-width:480px){.fpc-container{padding:12px;border-radius:0}.fpc-tile{font-size:12px;border-radius:8px}.fpc-grid{gap:6px}.fpc-btn{padding:8px 18px;font-size:14px}.fpc-solved-group__name{font-size:14px}.fpc-solved-group__words{font-size:13px}}