:root{--color-primary:#2563eb;--color-primary-light:#dbeafe;--color-primary-dark:#1d4ed8;--color-accent:#f59e0b;--color-accent-light:#fef3c7;--color-bg:#f1f5f9;--color-surface:#fff;--color-surface-2:#f8fafc;--color-text:#0f172a;--color-text-muted:#64748b;--color-border:#e2e8f0;--color-border-strong:#cbd5e1;--color-success:#10b981;--color-error:#ef4444;--color-error-light:#fee2e2;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 8px 24px #0000001f;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--duration-fast:.12s;--duration-normal:.2s;--ease-out:cubic-bezier(.16, 1, .3, 1);--header-height:60px;--sidebar-width:340px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;font-size:16px}body{min-height:100vh;overflow-x:hidden}#root{flex-direction:column;min-height:100vh;display:flex}button{cursor:pointer;background:0 0;border:none;font-family:inherit}img{max-width:100%;display:block}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.upload-zone{justify-content:center;align-items:center;gap:var(--space-2);padding:var(--space-6) var(--space-4);border:2px dashed var(--color-border-strong);border-radius:var(--radius-lg);background:var(--color-surface);cursor:pointer;text-align:center;transition:border-color var(--duration-normal) var(--ease-out), background var(--duration-normal) var(--ease-out), transform var(--duration-fast) var(--ease-out);flex-direction:column;display:flex}.upload-zone:hover:not(.upload-zone--disabled){border-color:var(--color-primary);background:var(--color-primary-light);transform:scale(1.01)}.upload-zone--active{border-color:var(--color-primary);background:var(--color-primary-light);transform:scale(1.02)}.upload-zone--reject{border-color:var(--color-error);background:var(--color-error-light)}.upload-zone--disabled{opacity:.5;cursor:not-allowed}.upload-zone__icon{font-size:2rem;line-height:1}.upload-zone__title{font-size:var(--text-base);color:var(--color-text);font-weight:600}.upload-zone__hint{font-size:var(--text-xs);color:var(--color-text-muted)}.upload-zone__badge{font-size:var(--text-xs);letter-spacing:.05em;color:var(--color-primary);background:var(--color-primary-light);border-radius:99px;padding:2px 10px;font-weight:600}.upload-zone__warning{font-size:var(--text-xs);color:var(--color-error);margin-top:var(--space-1)}.btn{justify-content:center;align-items:center;gap:var(--space-2);border-radius:var(--radius-md);transition:background var(--duration-fast), transform var(--duration-fast), opacity var(--duration-fast);white-space:nowrap;-webkit-user-select:none;user-select:none;font-weight:500;display:inline-flex}.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.btn:active:not(:disabled){transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--sm{font-size:var(--text-xs);padding:6px 12px}.btn--md{font-size:var(--text-sm);padding:9px 18px}.btn--lg{font-size:var(--text-base);padding:12px 24px}.btn--primary{background:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn--secondary{background:var(--color-surface);color:var(--color-text);border:1.5px solid var(--color-border-strong)}.btn--secondary:hover:not(:disabled){background:var(--color-surface-2)}.btn--ghost{color:var(--color-text-muted);background:0 0}.btn--ghost:hover:not(:disabled){background:var(--color-border);color:var(--color-text)}.btn--danger{background:var(--color-error-light);color:var(--color-error)}.btn--danger:hover:not(:disabled){background:var(--color-error);color:#fff}.btn--loading{pointer-events:none}.btn-spinner{border:2px solid;border-top-color:#0000;border-radius:50%;width:14px;height:14px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.crop-modal-backdrop{z-index:100;padding:var(--space-4);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000000b8;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.crop-modal{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);gap:var(--space-4);width:min(560px,100%);padding:var(--space-5);flex-direction:column;max-height:90vh;display:flex;overflow:hidden}.crop-modal__header{justify-content:space-between;align-items:center;display:flex}.crop-modal__title{font-size:var(--text-lg);color:var(--color-text);margin:0;font-weight:600}.crop-modal__stage{border-radius:var(--radius-md);background:#0f172a;height:380px;position:relative;overflow:hidden}.crop-modal__zoom{align-items:center;gap:var(--space-3);display:flex}.crop-modal__zoom-label{font-size:var(--text-xs);color:var(--color-text-muted);white-space:nowrap}.crop-modal__zoom-range{accent-color:var(--color-primary);cursor:pointer;flex:1}.crop-modal__actions{padding-top:var(--space-2);border-top:1px solid var(--color-border);justify-content:space-between;align-items:center;display:flex}.crop-modal__actions-right{gap:var(--space-2);display:flex}.gallery-empty{padding:var(--space-8) var(--space-4);color:var(--color-text-muted);font-size:var(--text-sm);text-align:center;justify-content:center;align-items:center;display:flex}.gallery{gap:var(--space-3);flex-direction:column;min-height:0;display:flex}.gallery__header{justify-content:space-between;align-items:center;display:flex}.gallery__count{font-size:var(--text-sm);color:var(--color-text);font-weight:600}.gallery__hint{font-size:var(--text-xs);color:var(--color-text-muted)}.gallery__grid{gap:var(--space-2);grid-template-columns:repeat(3,1fr);display:grid}.photo-thumb{background:var(--color-surface);border:1.5px solid var(--color-border);border-radius:var(--radius-md);transition:box-shadow var(--duration-fast), border-color var(--duration-fast);flex-direction:column;display:flex;overflow:hidden}.photo-thumb:hover{border-color:var(--color-primary);box-shadow:var(--shadow-sm)}.photo-thumb--dragging{box-shadow:var(--shadow-lg)}.photo-thumb__drag-handle{background:var(--color-surface-2);cursor:grab;color:var(--color-text-muted);touch-action:none;justify-content:space-between;align-items:center;padding:4px 6px;display:flex}.photo-thumb__drag-handle:active{cursor:grabbing}.photo-thumb__index{color:var(--color-primary);min-width:16px;font-size:10px;font-weight:700}.photo-thumb__img-wrap{aspect-ratio:3/4;background:var(--color-bg);position:relative;overflow:hidden}.photo-thumb__img{object-fit:cover;width:100%;height:100%;transition:transform var(--duration-normal) var(--ease-out)}.photo-thumb__converting,.photo-thumb__error{justify-content:center;align-items:center;gap:var(--space-1);font-size:var(--text-xs);color:var(--color-text-muted);background:var(--color-surface-2);flex-direction:column;display:flex;position:absolute;inset:0}.photo-thumb__spinner{border:2px solid var(--color-primary-light);border-top-color:var(--color-primary);border-radius:50%;width:20px;height:20px;animation:.7s linear infinite spin}.photo-thumb__actions{border-top:1px solid var(--color-border);gap:0;display:flex}.photo-thumb__btn{font-size:var(--text-sm);color:var(--color-text-muted);cursor:pointer;transition:background var(--duration-fast), color var(--duration-fast);background:0 0;border:none;flex:1;padding:5px 0}.photo-thumb__btn:hover:not(:disabled){background:var(--color-surface-2);color:var(--color-text)}.photo-thumb__btn--remove:hover:not(:disabled){background:var(--color-error-light);color:var(--color-error)}.photo-thumb__btn:disabled{opacity:.4;cursor:not-allowed}.photo-thumb__btn:not(:last-child){border-right:1px solid var(--color-border)}.photo-thumb__crop-badge{background:var(--color-primary);color:#fff;border-radius:var(--radius-sm);pointer-events:none;padding:1px 4px;font-size:10px;position:absolute;top:4px;right:4px}.photo-thumb__img-wrap{text-align:left;background:0 0;border:none;padding:0;display:block}.preview-empty{justify-content:center;align-items:center;gap:var(--space-3);padding:var(--space-10) var(--space-4);color:var(--color-text-muted);font-size:var(--text-sm);text-align:center;flex-direction:column;display:flex}.preview-empty__icon{opacity:.4;font-size:3rem}.preview-list{gap:var(--space-6);padding:var(--space-2) 0;flex-direction:column;display:flex}.preview-list__meta{font-size:var(--text-sm);color:var(--color-text-muted);text-align:center;font-weight:600}.preview-page{align-items:center;gap:var(--space-2);flex-direction:column;display:flex}.preview-page__label{font-size:var(--text-xs);color:var(--color-text-muted);letter-spacing:.05em;text-transform:uppercase;font-weight:600}.preview-page__paper{aspect-ratio:210/297;border-radius:var(--radius-sm);box-sizing:border-box;background:#fff;flex-direction:column;width:100%;max-width:320px;padding:8px;display:flex;overflow:hidden;box-shadow:0 2px 8px #00000026,0 0 0 1px #0000000d}.preview-page__grid{flex:1;gap:3px;min-height:0;display:grid}.preview-cell{background:#fafafa;border:.5px solid #00000026;justify-content:center;align-items:center;padding-top:10px;display:flex;position:relative;overflow:hidden}.preview-cell__num{color:#222;font-size:6px;font-weight:700;line-height:1;font-family:var(--font-sans);position:absolute;top:2px;left:4px}.preview-cell__img{object-fit:contain;width:100%;height:100%;display:block}.preview-page__num{text-align:center;color:#aaa;font-size:7px;font-family:var(--font-sans);flex-shrink:0;padding:2px 0 1px}.progress-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:1000;background:#0f172a99;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.progress-modal{background:var(--color-surface);border-radius:var(--radius-xl);padding:var(--space-10) var(--space-8);align-items:center;gap:var(--space-4);min-width:280px;box-shadow:var(--shadow-lg);flex-direction:column;display:flex}.progress-modal__spinner{border:4px solid var(--color-primary-light);border-top-color:var(--color-primary);border-radius:50%;width:48px;height:48px;animation:.7s linear infinite spin}.progress-modal__title{font-size:var(--text-lg);color:var(--color-text);font-weight:700}.progress-modal__sub{font-size:var(--text-sm);color:var(--color-text-muted);margin-top:-var(--space-2)}.progress-bar{background:var(--color-primary-light);border-radius:99px;width:100%;height:6px;overflow:hidden}.progress-bar__fill{background:var(--color-primary);height:100%;transition:width var(--duration-normal) var(--ease-out);border-radius:99px}.app{flex-direction:column;min-height:100vh;display:flex}.app-header{height:var(--header-height);background:var(--color-surface);border-bottom:1.5px solid var(--color-border);padding:0 var(--space-6);justify-content:space-between;align-items:center;gap:var(--space-4);z-index:10;box-shadow:var(--shadow-sm);display:flex;position:sticky;top:0}.app-header__brand{align-items:center;gap:var(--space-3);flex-shrink:0;display:flex}.app-header__icon{font-size:1.75rem;line-height:1}.app-header__title{font-size:var(--text-lg);color:var(--color-text);font-weight:700;line-height:1.2}.app-header__subtitle{font-size:var(--text-xs);color:var(--color-text-muted)}.app-header__actions{align-items:center;gap:var(--space-5);flex-shrink:0;display:flex}.settings-row{align-items:center;gap:var(--space-4);display:flex}.settings-label{align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-text-muted);cursor:pointer;display:flex}.settings-select{border:1.5px solid var(--color-border-strong);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);font-size:var(--text-sm);cursor:pointer;font-family:var(--font-sans);padding:4px 8px}.settings-select:focus{outline:2px solid var(--color-primary);outline-offset:1px}.settings-toggle{align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-text-muted);cursor:pointer;-webkit-user-select:none;user-select:none;display:flex}.settings-toggle input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-primary);cursor:pointer}.app-body{grid-template-columns:var(--sidebar-width) 1fr;min-height:0;height:calc(100vh - var(--header-height));flex:1;display:grid}.app-sidebar{gap:var(--space-4);padding:var(--space-4);border-right:1.5px solid var(--color-border);background:var(--color-surface-2);flex-direction:column;display:flex;overflow-y:auto}.app-sidebar__gallery{gap:var(--space-3);flex-direction:column;min-height:0;display:flex}.section-title{font-size:var(--text-sm);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;font-weight:700}.app-preview{gap:var(--space-4);padding:var(--space-6) var(--space-8);background:var(--color-bg);flex-direction:column;display:flex;overflow-y:auto}.app-preview__scroll{flex-direction:column;flex:1;align-items:center;display:flex}@media (width<=768px){.app-body{grid-template-rows:auto 1fr;grid-template-columns:1fr;height:auto}.app-sidebar{border-right:none;border-bottom:1.5px solid var(--color-border)}.app-header{height:auto;padding:var(--space-3) var(--space-4);flex-wrap:wrap}.app-header__actions,.settings-row{gap:var(--space-3);flex-wrap:wrap}}