@import "https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700&family=Geist+Mono:wght@400;500;600&display=swap";:root{--bg:#ebebeb;--surface:#fff;--surface-2:#e2e2e2;--ink:#1a1a1a;--ink-2:#4a4a4a;--ink-3:#8a8a8a;--line:#d8d8d8;--line-strong:silver;--accent:#2d8a8a;--accent-soft:#2d8a8a1a;--danger:#c33;--radius-sm:6px;--radius:10px;--radius-lg:14px;--shadow-card:0 1px 0 #0000000a, 0 8px 24px -12px #0000001a;--shadow-hover:0 2px 0 #0000000a, 0 18px 40px -16px #0000002e;--sans:"Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--mono:"Geist Mono", "Courier New", monospace;font-family:var(--sans);letter-spacing:-.005em;color:var(--ink);background-color:var(--bg);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:15px;line-height:1.5}@media (prefers-color-scheme:dark){:root{--bg:#131618;--surface:#1c2023;--surface-2:#232729;--ink:#f5f5f7;--ink-2:#ababab;--ink-3:#707070;--line:#333;--line-strong:#454545;--accent:#2d8a8a;--accent-soft:#2d8a8a26;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}body{margin:0;padding:0}#root{box-sizing:border-box;flex-direction:column;width:100%;height:100vh;display:flex}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.app-layout{background-color:var(--bg);grid-template-rows:64px 1fr;height:100vh;display:grid;overflow:hidden}.header{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);background:#fff9;grid-template-columns:260px 1fr 1fr;align-items:center;gap:24px;padding:0 26px;display:grid;position:sticky;top:0}@media (prefers-color-scheme:dark){.header{background:#1c202399}}.header-left{align-items:center;gap:8px;min-width:0;display:flex}.logo-symbol{border-radius:var(--radius-sm);background:var(--accent);color:#fff;width:28px;height:28px;font-family:var(--mono);flex-shrink:0;justify-content:center;align-items:center;font-size:10px;font-weight:600;display:flex}.logo-text{flex-direction:column;line-height:1;display:flex}.logo-text h1{color:var(--ink);margin:0;font-size:13px;font-weight:600}.logo-subtext{color:var(--ink-3);font-size:10px;font-family:var(--mono);font-weight:500}.header-center{justify-content:center;display:flex}.page-count-pill{background:var(--surface-2);color:var(--ink-2);font-size:12px;font-weight:500;font-family:var(--mono);border-radius:20px;padding:6px 12px}.header-right{justify-self:end;align-items:center;gap:10px;display:flex}.undo-redo-group{background:var(--surface-2);border-radius:var(--radius-sm);gap:0;padding:2px;display:flex}.icon-button{width:28px;height:28px;color:var(--ink-2);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;justify-content:center;align-items:center;transition:all .12s cubic-bezier(.2,.7,.2,1);display:flex}.icon-button:not(:disabled):hover{background:var(--surface);color:var(--ink)}.icon-button:disabled{opacity:.4;cursor:not-allowed}.main-area{grid-template-columns:260px 1fr;display:grid;overflow:hidden}.sidebar{background:var(--surface);border-right:1px solid var(--line);flex-direction:column;gap:20px;padding:26px;display:flex;overflow-y:auto}.sidebar-section{flex-direction:column;gap:8px;display:flex}.section-label{font-size:10px;font-weight:600;font-family:var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin:0}.source-list{flex-direction:column;gap:8px;display:flex}.source-empty{color:var(--ink-3);text-align:center;background:var(--bg);border:1px dashed var(--line-strong);border-radius:var(--radius);padding:12px;font-size:12px}.source-item{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);grid-template-columns:28px 1fr;align-items:center;gap:8px;padding:12px;display:grid}.source-icon{border-radius:var(--radius-sm);background:var(--accent-soft);border-top:2px solid;justify-content:center;align-items:center;width:28px;height:36px;font-size:16px;display:flex}.source-info{min-width:0}.source-name{color:var(--ink);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:500;overflow:hidden}.source-meta{font-size:10px;font-family:var(--mono);color:var(--ink-3);margin-top:2px}.import-card{border:1.5px dashed var(--line-strong);border-radius:var(--radius-lg);background:var(--accent-soft);cursor:pointer;grid-template-columns:auto 1fr;align-items:center;gap:10px;padding:14px 16px;transition:all .12s cubic-bezier(.2,.7,.2,1);display:grid}.import-card:hover{border-color:var(--accent);background:#2d8a8a26}.import-icon-wrapper{border-radius:var(--radius-sm);background:var(--accent);color:#fff;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.import-labels{flex-direction:column;line-height:1.2;display:flex}.import-title{color:var(--ink);font-size:12px;font-weight:600;display:block}.import-subtitle{color:var(--ink-3);font-size:10px;font-family:var(--mono);display:block}.shortcuts-box{background:var(--bg);border-radius:var(--radius);border:1px solid var(--line);flex-direction:column;gap:6px;padding:10px;display:flex}.shortcut-item{align-items:center;gap:8px;font-size:10px;display:flex}.shortcut-item kbd{background:var(--surface);border:1px solid var(--line-strong);border-bottom:2px solid var(--line-strong);width:18px;height:18px;font-family:var(--mono);border-radius:3px;justify-content:center;align-items:center;font-size:8px;font-weight:500;display:inline-flex}.sidebar-footer{color:var(--ink-3);border-top:1px solid var(--line);align-items:center;gap:6px;margin-top:auto;padding-top:12px;font-size:10px;display:flex}.sidebar-divider{background:var(--line);height:1px;margin:12px 0}.sidebar-copyright{color:var(--ink-3);font-size:10px;font-family:var(--mono);text-align:center;line-height:1.3}.btn-primary,.btn-secondary,.btn-secondary-outline{border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;border:none;justify-content:center;align-items:center;gap:6px;padding:8px 13px;font-size:13px;font-weight:500;transition:all .12s cubic-bezier(.2,.7,.2,1);display:flex}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 6px #2d8a8a33}.btn-primary:hover:not(:disabled){box-shadow:var(--shadow-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--surface);color:var(--ink);border:1px solid var(--line-strong);width:100%}.btn-secondary:hover:not(:disabled){background:var(--bg)}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary-outline{color:var(--ink);border:1px solid var(--line);background:0 0;width:100%}.btn-secondary-outline:hover:not(:disabled){background:var(--surface-2);border-color:var(--line-strong)}.btn-secondary-outline input{display:none}.workspace{background:var(--bg);flex-direction:column;gap:20px;padding:26px;display:flex;overflow-y:auto}.subbar{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);justify-content:space-between;align-items:center;gap:16px;padding:12px 16px;display:flex}.subbar-info{color:var(--ink-2);font-size:12px;font-weight:500}.subbar-actions{gap:8px;display:flex}.sub-action{background:var(--bg);border:1px solid var(--line);color:var(--ink);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:4px;padding:5px 9px;font-size:11px;transition:all .12s cubic-bezier(.2,.7,.2,1);display:flex}.sub-action:hover{background:var(--surface-2);border-color:var(--line-strong)}.sub-action.danger{color:var(--danger)}.pages-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px;display:grid}.empty-state{color:var(--ink-3);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:20px;display:flex}.empty-placeholder{align-items:flex-end;gap:12px;display:flex}.placeholder-card{background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius);width:80px;height:110px}.placeholder-card:nth-child(2){width:90px;height:125px;margin:0 -8px}.placeholder-card:nth-child(3){width:80px;height:110px}.overlay-loading{color:var(--ink);z-index:100;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#ffffffb3;justify-content:center;align-items:center;font-size:14px;font-weight:500;display:flex;position:absolute;inset:0}@media (prefers-color-scheme:dark){.overlay-loading{background:#131618b3}}.page-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-card);aspect-ratio:100/130;cursor:grab;flex-direction:column;transition:all .12s cubic-bezier(.2,.7,.2,1);display:flex;position:relative;overflow:hidden}.page-card:active{cursor:grabbing}.page-card:hover:not(.dragging) .page-actions{opacity:1;pointer-events:auto}.page-card.selected{outline:2px solid var(--accent);outline-offset:-1px}.page-card.dragging{box-shadow:var(--shadow-hover);opacity:.8}.drag-indicator{background:var(--accent);z-index:10;width:3px;height:100%;position:absolute;top:0}.drag-indicator.left{left:0}.drag-indicator.right{right:0}.page-badge{z-index:10;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:var(--radius-sm);background:#ffffffd9;padding:2px 6px;position:absolute;top:6px;left:6px}.page-number{font-size:9px;font-family:var(--mono);color:var(--ink);font-weight:600;display:block}.selected-check{background:var(--accent);color:#fff;z-index:10;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:12px;font-weight:700;display:flex;position:absolute;top:6px;right:6px}.page-wrapper{background:var(--bg);flex:1;justify-content:center;align-items:center;transition:transform .18s cubic-bezier(.2,.7,.2,1);display:flex;overflow:hidden}.page-wrapper img{object-fit:contain;box-sizing:border-box;max-width:100%;max-height:100%;padding:8px}.page-actions{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-top:1px solid var(--line);opacity:0;pointer-events:none;background:#ffffffd9;justify-content:space-between;align-items:center;gap:4px;padding:8px;transition:opacity .12s cubic-bezier(.2,.7,.2,1);display:flex;position:absolute;bottom:0;left:0;right:0}.action-button{border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--line);width:24px;height:24px;color:var(--ink);cursor:pointer;justify-content:center;align-items:center;transition:all .12s cubic-bezier(.2,.7,.2,1);display:flex}.action-button:hover{background:var(--bg);border-color:var(--line-strong)}.action-button.delete{color:var(--danger)}.action-button.delete:hover{background:#cc33331a}.page-caption{background:var(--bg);border-top:1px solid var(--line);color:var(--ink-3);font-size:9px;font-family:var(--mono);white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:4px;padding:6px 8px;display:flex;overflow:hidden}.caption-dot{background:var(--accent);border-radius:50%;flex-shrink:0;width:4px;height:4px}.caption-text{text-overflow:ellipsis;flex:1;min-width:0;overflow:hidden}@media (prefers-color-scheme:dark){.page-badge,.page-actions{background:#1c2023d9}}