:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:#0a0a0a;color:#fafafa}.shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;gap:1.5rem}h1{margin:0;font-size:2.5rem;font-weight:700;letter-spacing:-.03em;background:linear-gradient(135deg,#ff6b6b,#feca57,#48dbfb,#ff9ff3,#54a0ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.bingo-board{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;width:min(90vw,420px)}.bingo-header{display:contents}.bingo-header-cell{display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;height:48px;border-radius:8px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3)}.bingo-cell{display:flex;align-items:center;justify-content:center;aspect-ratio:1;font-size:1.25rem;font-weight:600;border-radius:10px;border:2px solid rgba(255,255,255,.1);background:#ffffff0a;cursor:pointer;transition:all .2s ease;-webkit-user-select:none;user-select:none}.bingo-cell:hover:not(.marked):not(.free-space){border-color:#ffffff4d;background:#ffffff14;transform:scale(1.05)}.bingo-cell.marked{background:linear-gradient(135deg,#667eea,#764ba2);border-color:transparent;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3);transform:scale(1.05)}.bingo-cell.free-space{background:linear-gradient(135deg,#feca57,#ff6b6b);border-color:transparent;color:#1a1a2e;font-weight:800;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em}.bingo-cell.last-called{animation:pulse .6s ease-in-out;box-shadow:0 0 20px #667eea80}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}.controls{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center}button{padding:.75rem 1.5rem;font-size:1rem;font-weight:600;border:none;border-radius:10px;cursor:pointer;transition:all .2s ease;font-family:inherit}button:active{transform:scale(.95)}.btn-call{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-call:hover{box-shadow:0 4px 20px #667eea66}.btn-call:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}.btn-reset{background:#ffffff1a;color:#fafafa;border:1px solid rgba(255,255,255,.15)}.btn-reset:hover{background:#ffffff26}.called-number{display:flex;align-items:center;gap:.75rem;padding:.75rem 1.25rem;border-radius:12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);font-size:1.1rem}.called-number .number{font-size:2rem;font-weight:800;background:linear-gradient(135deg,#feca57,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.called-number .label{color:#ffffff80;font-size:.85rem}.called-numbers-list{display:flex;flex-wrap:wrap;gap:.4rem;justify-content:center;max-width:min(90vw,420px)}.called-pill{padding:.25rem .6rem;border-radius:6px;font-size:.8rem;font-weight:600;background:#ffffff0f;border:1px solid rgba(255,255,255,.08);color:#ffffff80}.called-pill.current{background:linear-gradient(135deg,#667eea,#764ba2);border-color:transparent;color:#fff}.bingo-banner{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:100;animation:fadeIn .3s ease}.bingo-banner-content{text-align:center;animation:bounceIn .5s ease}.bingo-banner-content h2{font-size:4rem;margin:0;background:linear-gradient(135deg,#feca57,#ff6b6b,#48dbfb,#ff9ff3);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.bingo-banner-content p{color:#ffffffb3;font-size:1.2rem;margin-top:.5rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes bounceIn{0%{transform:scale(.3);opacity:0}50%{transform:scale(1.1)}70%{transform:scale(.95)}to{transform:scale(1);opacity:1}}.status-bar{display:flex;gap:1.5rem;color:#ffffff80;font-size:.85rem}.status-bar span{font-weight:600;color:#fafafa}