.app{display:flex;flex-direction:column;min-height:100vh;height:100vh;background:linear-gradient(135deg,#101820,#1f1b2c);color:#f0f4f8;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.app__header{padding:1.5rem 2rem;border-bottom:1px solid rgba(255,255,255,.1)}.app__header h1{margin:0;font-size:1.8rem}.app__main{flex:1;display:flex;gap:2rem;padding:2rem;box-sizing:border-box;min-height:0}.app__sources{width:320px;display:flex;flex-direction:column;gap:1.5rem}.app__viewer{flex:1;display:flex;flex-direction:column;gap:1.5rem;min-height:0}.source-form h2{margin:0 0 .5rem;font-size:1.2rem}.source-form__scroll{display:flex;flex-direction:column;gap:1rem}.source-form__item{display:flex;flex-direction:column;gap:.5rem;background:#ffffff0d;padding:.75rem;border-radius:8px}.source-form__item--presets{gap:.75rem}.source-form__preset-heading{margin:0;font-size:1rem}.source-form__preset-list{display:flex;flex-wrap:wrap;gap:.5rem}.source-form__preset-button{padding:.4rem .8rem;border:none;border-radius:999px;background:#3f9cff33;color:#f0f4f8;cursor:pointer;transition:background .2s ease;font-weight:600}.source-form__preset-button:hover{background:#3f9cff59}.source-form__preset-button:disabled{background:#ffffff26;color:#ffffff80;cursor:not-allowed}.source-form__controls{display:flex;gap:.5rem}.source-form__controls input{flex:1;padding:.5rem;border-radius:6px;border:1px solid rgba(255,255,255,.2);background:#0000004d;color:inherit}.source-form__controls button{padding:.5rem 1rem;border:none;background:#3f9cff;color:#070a0f;border-radius:6px;cursor:pointer;font-weight:600}.source-form__controls button:disabled{background:#fff3;color:#ffffff80;cursor:not-allowed}.source-list{display:flex;flex-direction:column;gap:.75rem}.source-list__header{display:flex;justify-content:flex-end}.source-list__clear{border:none;padding:.4rem .8rem;border-radius:6px;background:#ff4d6de6;color:#fff;cursor:pointer;font-weight:600}.source-list__clear:disabled{background:#fff3;color:#ffffff80;cursor:not-allowed}.source-list__items{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.75rem;max-height:240px;overflow-y:auto;padding-right:.5rem}.source-list__item{display:flex;justify-content:space-between;align-items:center;padding:.75rem;background:#ffffff0d;border-radius:8px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.source-list__item button{border:none;padding:.4rem .8rem;border-radius:6px;background:#ff4d6de6;color:#fff;cursor:pointer}.source-list__empty{margin:0;padding:1rem;background:#ffffff0d;border-radius:8px}.gallery-viewport{flex:1;background:#0000004d;border-radius:16px;display:flex;flex-direction:column;overflow:hidden;position:relative;min-height:0}.gallery-viewport__stage{position:relative;flex:1;display:flex;align-items:center;justify-content:center;background:#000;overflow:hidden;min-height:0}.gallery-viewport__stage--fullscreen{border-radius:0}.gallery-viewport__image{width:100%;height:100%;object-fit:contain;background:#000}.gallery-viewport__placeholder{display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:#fff9;width:100%;height:100%}.gallery-viewport__info{position:absolute;left:16px;right:16px;bottom:16px;padding:.75rem 1rem;background:#000000a6;border-radius:10px;border:1px solid rgba(255,255,255,.2);pointer-events:none;font-size:.95rem;line-height:1.4}.gallery-controls{display:flex;flex-direction:column;gap:1rem;background:#ffffff0d;padding:1rem;border-radius:12px}.gallery-controls__pause{align-self:flex-start;padding:.75rem 1.5rem;font-weight:600;border:none;border-radius:8px;cursor:pointer;background:#ff4d6de6;color:#fff}.gallery-controls__pause:disabled{cursor:not-allowed;background:#fff3;color:#fff9}.gallery-controls__slider{display:flex;flex-direction:column;gap:.5rem}.gallery-controls__slider input{width:100%}.gallery-viewport--fullscreen{border-radius:0;background:#000}.app--fullscreen{background:#000}.app--fullscreen .app__main{padding:0;gap:0}.app--fullscreen .app__viewer{flex:1;gap:0}.app--fullscreen .gallery-viewport{border-radius:0}.app--fullscreen .gallery-viewport__placeholder{font-size:1.4rem}.gallery-viewport__chrome{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;opacity:1;transition:opacity .3s ease-in-out}.gallery-viewport__chrome--hidden{opacity:0}.gallery-viewport__chrome--hidden .gallery-viewport__play-button,.gallery-viewport__chrome--hidden .gallery-viewport__pause-button,.gallery-viewport__chrome--hidden .gallery-viewport__fullscreen-button{pointer-events:none}.gallery-viewport__play-button,.gallery-viewport__pause-button,.gallery-viewport__fullscreen-button{position:absolute;pointer-events:auto;border:none;background:#0000008c;color:#fff;border-radius:999px;width:64px;height:64px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s ease-in-out}.gallery-viewport__play-button,.gallery-viewport__pause-button{top:50%;left:50%;transform:translate(-50%,-50%)}.gallery-viewport__pause-button{width:48px;height:48px;background:#0006;top:16px;left:16px;transform:none}.gallery-viewport__fullscreen-button{width:48px;height:48px;bottom:16px;right:16px}.gallery-viewport__play-button svg,.gallery-viewport__pause-button svg{width:28px;height:28px}.gallery-viewport__fullscreen-button svg{width:24px;height:24px}.gallery-viewport__play-button:hover,.gallery-viewport__pause-button:hover,.gallery-viewport__fullscreen-button:hover{background:#fff3}@media (max-width: 960px){.app__main{flex-direction:column}.app__sources{width:100%}}:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#0b1019}button,input{font-family:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}