:root{--bg:#1e1f23;--text:#f2f2f2;--muted:#f2f2f2a6;--card:#ffffff14;--border:#ffffff24;--accent:#fff3;--radius:16px}*{box-sizing:border-box}html,body{height:100%}body{background:radial-gradient(1200px 600px at 10% -10%,#ffffff0a,transparent),radial-gradient(800px 400px at 90% 10%,#ffffff08,transparent),var(--bg);color:var(--text);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;overflow:auto}.app{flex-direction:column;min-height:100vh;display:flex}header{z-index:10;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1e1f23e0;border-bottom:1px solid #ffffff1a;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:10px;min-width:0;display:flex}.logo{filter:drop-shadow(0 2px 10px #00000073);height:26px}.fallbackLogo{background:linear-gradient(135deg,#fff3,#ffffff14);border:1px solid #ffffff38;border-radius:10px;place-items:center;width:26px;height:26px;font-weight:900;display:none}.titleWrap{min-width:0}.appTitle{white-space:nowrap;text-overflow:ellipsis;max-width:56vw;font-size:14px;font-weight:950;overflow:hidden}.quoteTitle{color:var(--muted);white-space:nowrap;text-overflow:ellipsis;max-width:56vw;margin-top:3px;font-size:12px;overflow:hidden}.actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.btn{color:var(--text);cursor:pointer;background:#0003;border:1px solid #fff3;border-radius:14px;justify-content:center;align-items:center;min-height:40px;padding:10px 12px;font-weight:900;transition:background-color .18s,transform .18s,box-shadow .18s;display:inline-flex}.btn.primary{background:var(--accent)}.btn:hover{background:#ffffff38;transform:translateY(-1px)}.btn.primary:hover{background:#ffffff4d}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}main{flex-direction:column;flex:1;min-height:0;display:flex}.pdfCard{background:var(--card);border-top:1px solid #ffffff14;flex-direction:column;flex:1;min-height:0;display:flex}.pdfViewport{background:#ffffff0a;flex:1;min-height:0;padding:10px;overflow:auto}#pdfCanvas{background:#fff;border:1px solid #ffffff38;border-radius:14px;width:100%;display:block}.toolbar{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1e1f23d9;border-top:1px solid #ffffff1a;flex-shrink:0;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;display:flex;position:sticky;bottom:0}.toolGroup{align-items:center;gap:8px;display:flex}.chip{color:var(--muted);border:1px solid var(--border);background:#ffffff14;border-radius:999px;padding:8px 10px;font-size:12px}.modal-backdrop{z-index:50;background:#000000a6;justify-content:center;align-items:center;padding:12px;display:flex;position:fixed;inset:0}.modal{background:#1e1f23f5;border:1px solid #ffffff2e;border-radius:22px;flex-direction:column;width:min(820px,100%);max-height:92vh;animation:.22s ease-out modalIn;display:flex;overflow:hidden;box-shadow:0 24px 90px #000000a6}@keyframes modalIn{0%{opacity:0;transform:translateY(12px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.modal-header{border-bottom:1px solid #ffffff1f;justify-content:space-between;align-items:center;padding:12px 14px;display:flex}.modal-title{font-size:14px;font-weight:950}.modal-subtitle{color:var(--muted);margin-top:2px;font-size:12px}.modal-body{gap:12px;padding:14px;display:grid;overflow:auto}.tabs{gap:8px;display:flex}.tab{color:var(--text);cursor:pointer;background:#00000040;border:1px solid #ffffff2e;border-radius:14px;flex:1;min-height:42px;padding:10px 12px;font-weight:900;transition:background-color .18s,transform .18s}.tab.active{background:#ffffff38}.tab:hover{transform:translateY(-1px)}.panel{background:#ffffff38;border:1px solid #ffffff1f;border-radius:16px;gap:10px;padding:12px;display:grid}.muted{color:var(--muted);font-size:12px}.row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.sigpad{background:#fff;border:1px solid #00000059;border-radius:12px;overflow:hidden}#sigCanvas{touch-action:none;width:100%;height:170px;display:block}select{width:100%;color:var(--text);background:#0000004d;border:1px solid #ffffff2e;border-radius:12px;min-height:42px;padding:10px 12px}.preview{white-space:nowrap;background:#0000002e;border:1px dashed #ffffff38;border-radius:14px;align-items:center;min-height:64px;padding:12px;font-size:34px;display:flex;overflow:hidden}.modal-footer{border-top:1px solid #ffffff1f;flex-wrap:wrap;justify-content:flex-end;gap:10px;padding:12px 14px;display:flex}@media (max-width:420px){.appTitle,.quoteTitle{max-width:46vw}.btn{padding:10px}}