html,body,#app{margin:0;width:100%;height:100%;background:#fff;color:#e91e63;overflow:hidden;touch-action:none;font-family:system-ui,sans-serif}.app{height:100vh;height:100dvh;display:flex;flex-direction:column}.header{flex:0 0 56px;background:#f48fb1;color:#fff;display:flex;align-items:center;padding:0 12px}.title{font-weight:600;display:flex;flex-direction:column;gap:2px}.album-name{font-weight:600;font-size:18px}.page-info{font-size:12px;opacity:.9}.spacer{flex:1}.content{flex:1;min-height:0;position:relative;touch-action:pan-y}.wrap{width:100%;height:100%;background:#fff}canvas{width:100%;height:100%;background:transparent}.page-container{width:100%;height:100%;transition:transform .6s ease-in-out;transform-origin:left center}.page-container.flipping.flip-left{animation:flipLeft .6s ease-in-out}.page-container.flipping.flip-right{animation:flipRight .6s ease-in-out;transform-origin:right center}@keyframes flipLeft{0%{transform:perspective(1200px) rotateY(0)}50%{transform:perspective(1200px) rotateY(-90deg)}to{transform:perspective(1200px) rotateY(0)}}@keyframes flipRight{0%{transform:perspective(1200px) rotateY(0)}50%{transform:perspective(1200px) rotateY(90deg)}to{transform:perspective(1200px) rotateY(0)}}.bar{flex:0 0 64px;background:#ffe4ef;display:flex;align-items:center;gap:10px;padding:0 12px;box-shadow:0 -2px 8px #ff69b459}.bar button.primary{margin-left:auto}button{background:#fce4ec;color:#c2185b;border:none;padding:10px 12px;border-radius:12px;font-size:18px;font-weight:700;box-shadow:0 2px 6px #c2185b66;cursor:pointer;transition:background-color .2s ease,transform .05s ease}button:hover{background-color:#f8bbd0}button:active{transform:scale(.95)}button.primary{background:#ff69b4;color:#fff}button.primary:hover{background:#ff85c2}button:disabled{opacity:.4;filter:grayscale(1);box-shadow:none;cursor:not-allowed;pointer-events:none}button:focus{background:#fce4ec}button.primary:focus{background:#ff69b4}.size-label{background:#fce4ec;color:#c2185b;font-size:18px;font-weight:700;-webkit-user-select:none;user-select:none}.size-label.disabled{opacity:.4;filter:grayscale(1);box-shadow:none}.header button{background:none;box-shadow:none;color:#fff;font-size:24px;align-items:center;justify-content:center}.material-icons{vertical-align:middle;display:inline-block;font-size:24px;line-height:1}.back-btn{background:none!important;box-shadow:none!important;color:#fff!important;font-size:24px!important;padding:8px 12px!important;min-width:auto!important}.back-btn:hover{background:#ffffff1a!important}.bar button{min-width:42px}.album-select{height:100vh;height:100dvh;display:flex;flex-direction:column;background:#fff5f8}.album-select .header{display:flex;justify-content:center;align-items:center;position:relative}.album-select .header .title{font-size:32px;text-align:center}.addAlbum-button{position:fixed;bottom:24px;right:12px;padding:12px 24px;font-size:18px;border-radius:12px;background:#ff69b4;color:#fff;box-shadow:0 4px 12px #e91e6366;cursor:pointer;-webkit-user-select:none;user-select:none;z-index:1100;transition:background-color .3s ease;max-width:280px;width:auto;white-space:nowrap}.album-list{flex:1;overflow-y:auto;padding:16px}.album-card{background:#fff;border-radius:16px;padding:16px;margin-bottom:12px;box-shadow:0 2px 8px #e91e631a;display:flex;justify-content:space-between;align-items:center;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}.album-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #e91e6333}.album-card:active{transform:translateY(0)}.album-info{flex:1}.album-card .album-name{font-size:18px;font-weight:600;color:#e91e63;margin-bottom:4px}.album-date{font-size:12px;color:#999}.album-actions{display:flex;gap:8px}.action-btn{background:#fce4ec;border:none;width:36px;height:36px;border-radius:8px;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;box-shadow:0 1px 3px #c2185b33}.action-btn:hover{background:#f8bbd0}.action-btn.delete:hover{background:#ffebee}.empty-state{text-align:center;padding:60px 20px;color:#999}.empty-state p{margin:8px 0}.dialog-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.dialog{background:#fff;border-radius:16px;padding:24px;width:90%;max-width:400px;box-shadow:0 8px 32px #0000004d}.dialog h3{margin:0 0 16px;color:#e91e63;font-size:20px}.dialog input{width:100%;padding:12px;border:2px solid #f8bbd0;border-radius:8px;font-size:16px;box-sizing:border-box;margin-bottom:16px}.dialog input:focus{outline:none;border-color:#e91e63}.dialog p{margin:8px 0;color:#666;font-size:16px}.dialog p.warning{color:#ff5252;font-size:14px}.dialog-actions{display:flex;gap:8px;justify-content:flex-end}.dialog-actions button{padding:10px 20px;font-size:18px}.dialog-actions button.delete{background:#ff5252}.dialog-actions button.delete:hover{background:#ff6b6b}