*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#1a1a2e;color:#fff}button{cursor:pointer;border:none;border-radius:8px;font-size:1rem;padding:12px 24px;transition:all .2s}button:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:#6c5ce7;color:#fff}.btn-primary:hover:not(:disabled){background:#5b4cdb}.btn-secondary{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.2)}.btn-secondary:hover:not(:disabled){background:#fff3}.btn-icon{width:48px;height:48px;border-radius:50%;background:#ffffff1a;font-size:1.5rem;padding:0;display:flex;align-items:center;justify-content:center}.btn-small{padding:8px 16px;font-size:.875rem}.landing{min-height:100%;display:flex;align-items:center;justify-content:center;padding:20px}.landing-content{text-align:center;max-width:400px}.landing h1{font-size:3rem;margin-bottom:8px;background:linear-gradient(135deg,#6c5ce7,#a29bfe);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.landing .subtitle{color:#fff9;margin-bottom:32px}.theme-card{background:#ffffff0d;border-radius:16px;padding:24px;margin-bottom:24px}.theme-card h2{font-size:1.5rem;margin-bottom:8px}.theme-card p{color:#fff9;margin-bottom:16px}.frames-preview{display:flex;gap:12px;justify-content:center}.frames-preview img{width:80px;height:auto;border-radius:8px}.create-form{display:flex;flex-direction:column;gap:12px}.create-form input{padding:14px 16px;border-radius:8px;border:1px solid rgba(255,255,255,.2);background:#ffffff0d;color:#fff;font-size:1rem;text-align:center}.create-form input::placeholder{color:#fff6}.create-form .error{color:#ff6b6b;font-size:.9rem}.host{height:100vh;display:flex;flex-direction:column;overflow:hidden}.host-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:#0000004d}.host-header h1{font-size:1.25rem}.host-actions{display:flex;gap:8px}.host-main{flex:1;display:flex;overflow:hidden;min-height:0}.qr-panel{width:260px;flex-shrink:0;padding:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#0003;gap:16px}.qr-panel svg{background:#fff;padding:16px;border-radius:8px}.qr-panel p{color:#fff9;font-size:.9rem;text-align:center}.mosaic{flex:1;display:grid;gap:4px;padding:4px;overflow:hidden;min-height:0;min-width:0;height:100%}.mosaic-empty{grid-column:1 / -1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff6}.mosaic-empty .hint{font-size:.9rem;margin-top:8px}.mosaic-item{overflow:hidden;border-radius:4px;background:#ffffff0d;min-height:0;min-width:0;position:relative}.mosaic-item img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:contain;display:block}.camera{height:100%;display:flex;flex-direction:column;background:#000;overflow:hidden}.camera.loading,.camera.error-page,.camera.success-page{align-items:center;justify-content:center;text-align:center;padding:24px}.success-content{display:flex;flex-direction:column;align-items:center;gap:16px}.success-icon{width:80px;height:80px;border-radius:50%;background:#00b894;display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:#fff}.camera-live,.camera-preview{height:100%;display:flex;flex-direction:column;overflow:hidden}.camera-viewport{flex:1;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:0;background:#000}.camera-frame-container{position:relative;aspect-ratio:9 / 16;height:100%;max-width:100%;overflow:hidden}@media(max-aspect-ratio:9/16){.camera-frame-container{width:100%;height:auto}}.camera-frame-container video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.frame-overlay{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:fill;pointer-events:none;z-index:1}.countdown-overlay{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#0000004d;z-index:2}.countdown-number{font-size:8rem;font-weight:700;color:#fff;text-shadow:0 0 20px rgba(0,0,0,.5);animation:countdown-pulse 1s ease-in-out}@keyframes countdown-pulse{0%{transform:scale(1.5);opacity:0}50%{transform:scale(1);opacity:1}to{transform:scale(.8);opacity:.8}}.camera-controls{padding:20px;display:flex;align-items:center;justify-content:space-between;background:#00000080}.btn-capture{width:72px;height:72px;border-radius:50%;background:#fff;padding:0;display:flex;align-items:center;justify-content:center}.capture-ring{width:60px;height:60px;border-radius:50%;border:3px solid #1a1a2e}.frame-selector{display:flex;gap:8px}.frame-option{width:48px;height:48px;padding:4px;border-radius:8px;background:#ffffff1a;border:2px solid transparent}.frame-option.active{border-color:#6c5ce7}.frame-option img{width:100%;height:100%;object-fit:contain}.camera-preview{position:relative}.camera-preview>img{flex:1;min-height:0;max-width:100%;max-height:100%;object-fit:contain;display:block;margin:0 auto}.preview-actions{display:flex;gap:12px;padding:20px;background:#00000080;justify-content:center}.preview-actions button{flex:1;max-width:200px}.error-page h1{color:#ff6b6b;margin-bottom:12px}.error-page button{margin-top:20px}@media(max-width:768px){.host-main{flex-direction:column}.qr-panel{width:100%;padding:16px;flex-direction:row;gap:16px}.qr-panel svg{width:100px!important;height:100px!important}.host-header{flex-direction:column;gap:12px;text-align:center}}