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8px);min-width:100px;padding:12px 8px;font-size:.95rem}.ad-placeholder{justify-content:center;align-items:center;width:100%;max-width:100%;min-height:160px;margin:24px auto;display:flex;overflow:hidden}.mobile-ad{display:flex}.desktop-ad{display:none}@media (width>=768px){.mobile-ad{display:none}.desktop-ad{display:flex}}.presets{flex-wrap:wrap;gap:8px;display:flex}.preset-btn{background:#ffffff1a;border:1px solid #0000;border-radius:20px;padding:8px 16px;font-size:.8rem}.preset-btn.active{background:#4ecdc433;border-color:#4ecdc4}.upload-area{text-align:center;cursor:pointer;background:#0000001a;border:2px dashed #fff3;border-radius:12px;padding:32px;transition:all .2s}.upload-area:hover{background:#4ecdc40d;border-color:#4ecdc4}.loading-overlay{color:#fff;z-index:10;background:#000000b3;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.spinner{border:4px solid #ffffff1a;border-top-color:#4ecdc4;border-radius:50%;width:40px;height:40px;margin-bottom:16px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.slider-container{align-items:center;gap:12px;display:flex}.slider-container input[type=range]{flex:1}.slider-hint{color:#888;margin:0;font-size:.75rem;line-height:1.4}.tooltip-container{align-items:center;margin-left:8px;display:inline-flex;position:relative}.tooltip-icon{color:#888;cursor:help;transition:color .2s}.tooltip-icon:hover{color:#4ecdc4}.tooltip-text{visibility:hidden;color:#fff;text-align:left;z-index:100;opacity:0;pointer-events:none;background-color:#1e1e2ff2;border:1px solid #4ecdc44d;border-radius:8px;width:max-content;max-width:280px;padding:12px;font-size:.85rem;line-height:1.5;transition:opacity .3s;position:absolute;bottom:125%;left:0;transform:translate(-20%);box-shadow:0 4px 12px #00000080}.tooltip-container:hover .tooltip-text,.tooltip-text:hover{visibility:visible;opacity:1;pointer-events:auto}.tooltip-text:after{content:"";border:6px solid #0000;border-top-color:#4ecdc44d;margin-left:2px;position:absolute;top:100%;left:20%}.tooltip-link{color:#4ecdc4;word-break:break-all;text-decoration:underline}.tooltip-link:hover{color:#45b7af}.footer-container{text-align:center;color:#8b949e;border-top:1px solid #ffffff1a;width:100%;margin-top:40px;padding:1rem 0;font-size:.75rem}.contact-link{color:inherit;font-size:inherit;cursor:pointer;background:0 0;border:none;padding:0;font-family:inherit;text-decoration:none}.contact-link:hover{text-decoration:underline}