:root{--md-sys-color-primary: #1967d2;--md-sys-color-on-primary: #ffffff;--md-sys-color-surface: #ffffff;--md-sys-color-surface-container-low: #f8f9fa;--md-sys-color-surface-container: #eef0f4;--md-sys-color-on-surface: #1f1f1f;--md-sys-color-on-surface-variant: #44474e;--md-sys-color-outline: #c4c7cd;--md-sys-color-error: #ba1a1a;--md-sys-color-on-error-container: #410002;--md-sys-shape-corner-large: 28px;--md-sys-shape-corner-medium: 12px;--md-sys-shape-corner-small: 8px;--md-elevation-dialog: 0 2px 6px 2px rgba(0,0,0,.15), 0 1px 2px 0 rgba(0,0,0,.3);--md-elevation-snackbar: 0 2px 6px rgba(0,0,0,.2)}body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;padding:24px 24px 96px;background:var(--md-sys-color-surface-container-low);margin:0;color:var(--md-sys-color-on-surface);line-height:1.45;-webkit-font-smoothing:antialiased}.container{max-width:720px;margin:0 auto;background:var(--md-sys-color-surface);padding:24px;border-radius:var(--md-sys-shape-corner-medium);box-shadow:0 1px 3px #00000014}h2{font-size:1.375rem;font-weight:500;letter-spacing:.01em}.item{display:flex;align-items:center;padding:12px 0;border-bottom:1px solid var(--md-sys-color-surface-container);gap:12px;background:var(--md-sys-color-surface)}.item:last-child{border-bottom:none}.item.dragging{opacity:.55;background:var(--md-sys-color-surface-container);border-radius:var(--md-sys-shape-corner-small)}.drag-handle{cursor:grab;font-size:20px;color:var(--md-sys-color-outline);padding:0;width:40px;height:40px;-webkit-user-select:none;user-select:none;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;line-height:1;border:none;background:transparent}.drag-handle:hover{background:var(--md-sys-color-surface-container)}.drag-handle:active{cursor:grabbing;background:#0000000f}button.item-thumb{border:none;padding:0;width:80px;height:80px;flex-shrink:0;border-radius:var(--md-sys-shape-corner-small);overflow:hidden;cursor:zoom-in;background:var(--md-sys-color-surface-container);transition:opacity .15s ease,transform .15s ease,box-shadow .15s ease;box-sizing:border-box}button.item-thumb:hover{opacity:.95;transform:scale(1.02);box-shadow:0 2px 10px #00000024}button.item-thumb:focus-visible{outline:none;box-shadow:0 0 0 2px #1967d273}button.item-thumb img{width:100%;height:100%;object-fit:cover;display:block;pointer-events:none;vertical-align:middle}.info{flex:1;pointer-events:none;min-width:0;align-self:center}.info strong{font-weight:600}.controls{display:flex;gap:2px;flex-shrink:0;align-items:center;align-self:center;margin-left:auto}.image-list-host{position:relative;-webkit-user-select:none;user-select:none;min-height:0}.image-list-host .select-all-wrap input,.image-list-host .item-select{accent-color:var(--md-sys-color-primary);width:18px;height:18px;cursor:pointer}.list-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 0 14px;margin-bottom:4px;border-bottom:1px solid var(--md-sys-color-surface-container);position:sticky;top:0;z-index:20;background:var(--md-sys-color-surface);box-shadow:0 1px #0000000f}.list-toolbar[hidden]{display:none!important}.select-all-wrap{display:inline-flex;align-items:center;gap:10px;font-size:.875rem;font-weight:600;color:var(--md-sys-color-on-surface);cursor:pointer;-webkit-user-select:none;user-select:none}.selection-count{font-size:.8125rem;color:var(--md-sys-color-on-surface-variant)}.list-toolbar-actions .md-btn:disabled{opacity:.42;cursor:not-allowed;pointer-events:none;transform:none;filter:none;box-shadow:none}.list-toolbar-actions{margin-left:auto;display:flex;flex-wrap:wrap;gap:8px}.item-checkbox-cell{width:32px;flex-shrink:0;display:flex;align-items:center;justify-content:center;align-self:center}#imageList:not(.list--has-selection) .item-checkbox-cell{display:none}#imageList.list--has-selection .drag-handle.drag-handle-zone{display:none}.drag-handle.drag-handle-zone{flex-shrink:0;touch-action:none}.item.item--selected{background:#1967d212;border-radius:var(--md-sys-shape-corner-small);margin-inline:-4px;padding-inline:4px}body.is-marqueeing,body.is-marqueeing *{cursor:crosshair!important}.marquee-overlay{position:fixed;pointer-events:none;border:1px solid var(--md-sys-color-primary);background:#1967d226;z-index:50;box-sizing:border-box;border-radius:2px}.global-drop-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:850;box-sizing:border-box;padding:24px;pointer-events:none}.global-drop-overlay[hidden]{display:none!important}.global-drop-overlay:not([hidden]){display:flex;align-items:center;justify-content:center;background:#87cefa75;-webkit-backdrop-filter:saturate(1.12);backdrop-filter:saturate(1.12);pointer-events:auto}.global-drop-overlay:after{content:"마우스를 떼면 이미지가 업로드됩니다";font-size:1.125rem;font-weight:600;color:#01579b;text-align:center;max-width:min(360px,90vw);line-height:1.45;pointer-events:none;text-shadow:0 1px 0 rgba(255,255,255,.65)}.upload-box{border:2px dashed var(--md-sys-color-outline);padding:28px 20px;text-align:center;margin-bottom:20px;border-radius:var(--md-sys-shape-corner-medium);transition:border-color .2s,background .2s;background:var(--md-sys-color-surface)}.upload-box input[type=file]{display:none}.upload-hint{font-size:.8125rem;color:var(--md-sys-color-on-surface-variant);margin-top:8px}.auth-form{display:flex;flex-direction:column;gap:16px;max-width:400px;margin:0 auto}.md-field{display:flex;flex-direction:column;gap:6px}.md-field-label{font-size:.75rem;font-weight:500;color:var(--md-sys-color-on-surface-variant);letter-spacing:.025em}.md-field input{padding:14px 16px;border:1px solid var(--md-sys-color-outline);border-radius:var(--md-sys-shape-corner-small);font-size:1rem;font-family:inherit;outline:none;transition:border-color .15s ease,background-color .15s ease}.md-field input:hover{border-color:var(--md-sys-color-on-surface-variant);background:#00000005}.md-field input:focus-visible{border-color:var(--md-sys-color-primary);background:#1967d20a}.md-btn{font-family:inherit;font-size:.875rem;font-weight:600;letter-spacing:.02em;border:none;border-radius:100px;padding:10px 24px;cursor:pointer;transition:transform .12s ease,filter .12s ease,background-color .12s ease;min-height:40px}.md-btn-filled{background:var(--md-sys-color-primary);color:var(--md-sys-color-on-primary)}.md-btn-filled:hover{filter:brightness(1.08);transform:translateY(-1px)}.md-btn-filled:active{transform:translateY(0);filter:brightness(.97)}.md-btn-filled:focus-visible{outline:none;box-shadow:0 0 0 3px #1967d259}.md-btn-filled:disabled{opacity:.38;cursor:not-allowed;transform:none;filter:none;box-shadow:none}.md-btn-text{background:transparent;color:var(--md-sys-color-primary);padding:10px 12px}.md-btn-text:hover{background:#1967d217;transform:translateY(-1px)}.md-btn-text:active{background:#1967d224;transform:translateY(0)}.md-btn-tonal-error{background:#f9dedc;color:var(--md-sys-color-error)}.md-btn-tonal-error:hover{filter:brightness(1.03);background:#fcd5d2}.upload-btn{margin-top:8px;background:#1967d214;color:var(--md-sys-color-primary);border:none;border-radius:100px;padding:10px 20px;font-size:.875rem;font-weight:600;cursor:pointer;font-family:inherit;transition:background-color .15s ease,transform .12s ease}.upload-btn:hover{background:#1967d229;transform:translateY(-1px)}.upload-btn:active{transform:translateY(0);background:#1967d238}.upload-btn:focus-visible{outline:none;box-shadow:0 0 0 3px #1967d252}.upload-btn+.upload-btn{margin-left:8px}.upload-btn--secondary{background:#0000000d;color:var(--md-sys-color-on-surface)}.upload-btn--secondary:hover{background:#00000017;color:var(--md-sys-color-on-surface)}.upload-btn--secondary:active{background:#0000001f}#authMessage{margin:0;font-size:.875rem;color:var(--md-sys-color-error);min-height:1.25em}.app-header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}.hint{font-size:.875rem;color:var(--md-sys-color-on-surface-variant);margin-top:-4px;line-height:1.5}.md-icon-btn{border:none;background:transparent;border-radius:50%;cursor:pointer;box-sizing:border-box;width:44px;height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center;color:var(--md-sys-color-on-surface-variant);transition:background-color .15s ease,color .15s ease,transform .12s ease}.md-icon-btn:hover{background:#0000000f;color:var(--md-sys-color-on-surface)}.md-icon-btn:active{transform:scale(.94);background:#0000001a}.md-icon-btn:focus-visible{outline:none;box-shadow:0 0 0 2px #1967d266}.md-icon-btn svg{width:22px;height:22px;flex-shrink:0;display:block}.md-icon-btn.danger{color:var(--md-sys-color-error)}.md-icon-btn.danger:hover{background:#ba1a1a1a;color:var(--md-sys-color-error)}.md-scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:1200;opacity:0;pointer-events:none;transition:opacity .2s ease}.md-scrim.md-open{opacity:1;pointer-events:auto}.md-dialog-wrap{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1201;display:flex;align-items:center;justify-content:center;padding:24px;pointer-events:none}.md-dialog{pointer-events:auto;background:var(--md-sys-color-surface);border-radius:var(--md-sys-shape-corner-large);box-shadow:var(--md-elevation-dialog);max-width:min(400px,100%);width:100%;padding:24px;transform:scale(.92);opacity:0;transition:transform .2s cubic-bezier(.2,0,0,1),opacity .2s ease}.md-dialog-wrap.md-open .md-dialog{transform:scale(1);opacity:1}.md-dialog__headline{font-size:1.125rem;font-weight:500;margin:0 0 12px;color:var(--md-sys-color-on-surface)}.md-dialog__body{font-size:.875rem;color:var(--md-sys-color-on-surface-variant);margin:0 0 24px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.md-dialog--wide{max-width:min(520px,100%)}.md-dialog--wide .md-dialog__body{margin-bottom:12px}.md-dialog__preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:10px;max-height:min(48vh,320px);overflow-y:auto;margin:0 0 20px;padding:2px 0}.md-dialog__preview-item{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:0}.md-dialog__preview-item img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:var(--md-sys-shape-corner-small);background:var(--md-sys-color-surface-container)}.md-dialog__preview-item span{font-size:.6875rem;color:var(--md-sys-color-on-surface-variant);text-align:center;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.md-dialog__actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}.md-snackbar-host{position:fixed;bottom:24px;left:50%;transform:translate(-50%) translateY(100px);z-index:1100;max-width:min(560px,calc(100% - 32px));width:max-content;min-width:200px;transition:transform .25s cubic-bezier(.2,0,0,1),opacity .2s;opacity:0;pointer-events:none}.md-snackbar-host.md-open{transform:translate(-50%) translateY(0);opacity:1;pointer-events:auto}.md-snackbar{background:#322f35;color:#f5eff7;border-radius:4px;padding:14px 16px;box-shadow:var(--md-elevation-snackbar);font-size:.875rem;display:flex;align-items:center;gap:16px;line-height:1.4}.md-snackbar--error{background:#8c1d18;color:#fcece9}.md-progress-wrap{width:100%;margin:16px 0 0;display:none}.md-progress-wrap.md-visible{display:block}.md-linear{height:4px;background:var(--md-sys-color-surface-container);border-radius:2px;overflow:hidden}.md-linear__bar{height:100%;width:40%;background:var(--md-sys-color-primary);border-radius:2px;animation:md-indet 1.2s ease-in-out infinite}@keyframes md-indet{0%{transform:translate(-100%)}to{transform:translate(350%)}}.md-progress-label{font-size:.8125rem;color:var(--md-sys-color-on-surface-variant);margin-bottom:8px}#lightbox[hidden]{display:none!important}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1250;display:grid;place-items:center;padding:24px;box-sizing:border-box;background:transparent;pointer-events:none}.lightbox.is-open{pointer-events:auto}.lightbox__backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000b8;border:none;cursor:zoom-out;transition:opacity .28s ease;opacity:0;padding:0;margin:0;display:block}.lightbox.is-open .lightbox__backdrop{opacity:1}.lightbox__surface{position:relative;z-index:1;max-width:calc(100vw - 48px);max-height:calc(100vh - 48px);margin:auto;border-radius:12px;overflow:hidden;box-shadow:0 8px 32px #00000059;transform:scale(.94);opacity:0;transition:transform .28s cubic-bezier(.2,0,.2,1),opacity .28s ease}.lightbox.is-open .lightbox__surface{transform:scale(1);opacity:1}.lightbox__img{display:block;max-width:calc(100vw - 48px);max-height:calc(100vh - 120px);width:auto;height:auto;vertical-align:middle}.lightbox__close{position:absolute;top:10px;right:10px;z-index:2;width:42px;height:42px;border:none;border-radius:50%;background:#00000073;color:#fff;cursor:pointer;font-size:22px;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .15s ease,transform .12s ease}.lightbox__close:hover{background:#000000a6;transform:scale(1.05)}.lightbox__close:focus-visible{outline:none;box-shadow:0 0 0 2px #fff}