:root{--text:#1d2939;--text-h:#101828;--muted:#667085;--bg:#f5f6f7;--panel:#fff;--paper:#f2f4f7;--border:#eaecf0;--shadow:#10182814 0 8px 24px -12px;--accent:#e5322d;--accent-bg:#e5322d1f;--danger:#d92d20;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:14px/145% var(--sans);letter-spacing:.1px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{box-sizing:border-box;width:100%;height:100svh;display:flex}body{height:100svh;margin:0;overflow:hidden}*{box-sizing:border-box}.layout{background:var(--bg);width:100%;height:100%;color:var(--text);flex-direction:column;display:flex}.topbar{background:var(--panel);border-bottom:1px solid var(--border);align-items:center;gap:14px;height:64px;padding:0 18px;display:flex}.brand{letter-spacing:-.2px;color:var(--text-h);align-items:center;gap:10px;font-weight:800;display:flex}.brandDot{background:var(--accent);border-radius:999px;width:10px;height:10px}.nav{flex:1;gap:6px;min-width:0;display:flex}.nav a{color:var(--muted);border-radius:10px;align-items:center;padding:8px 10px;font-size:13px;font-weight:650;text-decoration:none;display:inline-flex}.nav a:hover{background:var(--accent-bg);color:var(--text-h)}.topActions{align-items:center;gap:10px;display:flex}.filePill{text-overflow:ellipsis;white-space:nowrap;border:1px solid var(--border);max-width:340px;color:var(--muted);background:#f2f4f7b3;border-radius:999px;padding:6px 10px;font-size:12px;overflow:hidden}.main{flex:1;min-height:0;display:flex}.landing{flex:1;justify-content:center;padding:56px 20px;display:flex;overflow:auto}.landingCard{gap:18px;width:min(960px,100%);display:grid}.heroTitle{letter-spacing:-.6px;color:var(--text-h);font-size:34px;font-weight:850;line-height:1.1}.heroSub{color:var(--muted);font-size:14px}.dropZone{background:var(--panel);box-shadow:var(--shadow);cursor:pointer;border:2px dashed #d0d5dd;border-radius:18px;justify-items:center;gap:12px;padding:34px;display:grid}.dropZone[data-active=true]{border-color:var(--accent);background:#e5322d0f}.dropIcon{background:var(--accent-bg);width:56px;height:56px;color:var(--accent);border-radius:16px;place-items:center;font-size:18px;font-weight:900;display:grid}.landingActions{flex-wrap:wrap;gap:10px;display:flex}.featureGrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.feature{border:1px solid var(--border);background:var(--panel);color:var(--muted);border-radius:14px;padding:12px 14px;font-size:12px;line-height:140%}.workspace{flex:1;grid-template-columns:320px 1fr 340px;gap:14px;min-height:0;padding:14px;display:grid}.panel{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;overflow:auto}.panelHeader{background:var(--panel);border-bottom:1px solid var(--border);z-index:2;justify-content:space-between;align-items:center;gap:10px;padding:12px 14px;display:flex;position:sticky;top:0}.title{color:var(--text-h);font-weight:750}.section{gap:12px;padding:14px;display:grid}.row{align-items:center;gap:10px;display:flex}.btn{appearance:none;background:var(--panel);color:var(--text-h);font:inherit;cursor:pointer;border:1px solid #d0d5dd;border-radius:12px;padding:9px 12px}.btn.primary{background:var(--accent);color:#fff;border-color:#0000}.btn.danger{background:var(--danger);color:#fff;border-color:#0000}.btn:disabled{opacity:.5;cursor:not-allowed}.seg{border:1px solid var(--border);background:#f2f4f799;border-radius:14px;grid-template-columns:repeat(4,1fr);display:grid;overflow:hidden}.seg button{color:var(--text-h);cursor:pointer;font:inherit;background:0 0;border:none;padding:10px 8px}.seg button[data-active=true]{background:var(--panel);box-shadow:0 2px 6px -2px #10182814}.input,.select,.textarea{background:var(--panel);width:100%;color:var(--text-h);font:inherit;border:1px solid #d0d5dd;border-radius:12px;padding:9px 12px}.textarea{resize:vertical;min-height:100px}.hint{color:var(--muted);font-size:12px;line-height:140%}.viewer{background:var(--paper);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px;position:relative;overflow:auto}.pages{justify-items:center;gap:18px;padding:18px 0;display:grid}.pageWrap{background:#fff;border-radius:10px;position:relative}.pageNumber{z-index:3;color:#101828b8;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);-webkit-user-select:none;user-select:none;pointer-events:none;background:#ffffffeb;border:1px solid #10182814;border-radius:999px;padding:6px 10px;font-size:12px;line-height:1;position:absolute;top:10px;left:10px}.overlay{touch-action:none;position:absolute;inset:0}.annot{color:var(--text-h);background:#e5322d14;border:1px solid #e5322db3;position:absolute;overflow:hidden}.annot[data-type=highlight]{border-color:#f59e0bb3}.annot[data-type=rect]{background:0 0}.annot[data-selected=true]{outline:2px solid var(--accent);outline-offset:1px}.textContent{white-space:pre-wrap;padding:4px 6px;font-size:12px}.handle{background:var(--accent);border:2px solid #fff;border-radius:2px;width:10px;height:10px;position:absolute;bottom:-5px;right:-5px}@media (width<=1100px){.workspace{grid-template-columns:320px 1fr}.panel:last-child{display:none}.featureGrid{grid-template-columns:1fr}}