:root{--bg:#f5f7fb;--card:#fff;--text:#111827;--muted:#667085;--line:#dce3ee;--brand:#4f46e5;--brand2:#0ea5e9;--danger:#b42318;--ok:#027a48;--shadow:0 10px 30px rgba(15,23,42,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}input,textarea,select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:13px;background:white;font:inherit}textarea{resize:vertical}label{display:block;font-weight:700;font-size:14px;margin:10px 0 6px}.check{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:13px;padding:12px;background:#f8fafc}.check input{width:auto}small,.muted{color:var(--muted)}h1,h2,h3{margin:.2rem 0 1rem}.auth,.setup{min-height:100vh;display:grid;place-items:center;padding:20px}.authcard,.setupbox{width:min(1120px,100%)}.authcard{max-width:430px;background:var(--card);padding:32px;border-radius:24px;box-shadow:var(--shadow)}.appShell{display:flex;min-height:100vh}.sidebar{width:280px;background:#0f172a;color:white;padding:18px;position:sticky;top:0;height:100vh;overflow:auto}.brand{font-size:22px;font-weight:900;margin-bottom:4px}.brand span{font-size:12px;background:#22c55e;color:#052e16;border-radius:999px;padding:3px 6px}.user{color:#cbd5e1;margin-bottom:16px}.navbtn{display:block;width:100%;text-align:left;border:0;background:transparent;color:#dbeafe;padding:11px;border-radius:12px;font-weight:700;cursor:pointer}.navbtn.active,.navbtn:hover{background:#263553;color:white}.main{flex:1;padding:22px 24px 90px}.topbar{display:flex;align-items:center;gap:12px;margin-bottom:12px}.card{background:var(--card);padding:22px;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);margin-bottom:18px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.stat{background:white;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}.stat b{display:block;color:#475467}.stat span{font-size:24px;font-weight:900}.btn{border:1px solid var(--line);background:white;color:#111827;border-radius:13px;padding:12px 16px;font-weight:800;cursor:pointer;text-decoration:none}.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:white;border:0}.btn.danger{background:#fee4e2;color:var(--danger);border-color:#fecdca}.btn.ghost{background:transparent;color:inherit}.btn.full{width:100%;margin-top:12px}.btn.big{font-size:18px;padding:16px 24px}.btn.sm{padding:7px 10px;font-size:12px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row.tight{gap:6px}.alert{padding:13px 14px;border-radius:14px;margin:10px 0}.alert.ok{background:#ecfdf3;color:#027a48}.alert.error{background:#fef3f2;color:#b42318}.toast{position:fixed;right:20px;bottom:20px;padding:14px 18px;border-radius:14px;color:white;font-weight:800;z-index:9999;box-shadow:var(--shadow)}.toast.ok{background:#027a48}.toast.err{background:#b42318}.tablewrap{overflow:auto;border:1px solid var(--line);border-radius:16px}table{border-collapse:collapse;width:100%;background:white}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px}th{background:#f8fafc;color:#475467}.qr{width:320px;max-width:100%;border:1px solid var(--line);border-radius:18px;padding:10px;background:white}.status{display:inline-block;padding:8px 12px;border-radius:999px;background:#eef4ff;color:#3538cd;font-weight:900}.status.ready{background:#ecfdf3;color:#027a48}.status.failed{background:#fef3f2;color:#b42318}pre,code{white-space:pre-wrap;background:#0b1220;color:#dbeafe;border-radius:14px;padding:14px;display:block;overflow:auto}.chatlog{display:flex;flex-direction:column;gap:10px;max-height:60vh;overflow:auto;margin-bottom:16px}.msg{padding:12px 14px;border-radius:16px;max-width:85%;background:#f1f5f9}.msg.assistant{align-self:flex-start;background:#eef4ff}.msg.user{align-self:flex-end;background:#dcfce7}.answer{background:#f8fafc;border:1px solid var(--line);padding:16px;border-radius:16px;margin-top:12px}.bottomNav{display:none}.setup .card{box-shadow:none}.setupbox>.card,.setupbox form>.card{margin-bottom:20px}@media(max-width:900px){.appShell{display:block}.sidebar{position:fixed;left:-300px;z-index:20;transition:.2s}.sidebar.open{left:0}.main{padding:14px 12px 86px}.grid2,.cards4{grid-template-columns:1fr}.card{padding:16px;border-radius:18px}.bottomNav{display:flex;position:fixed;bottom:0;left:0;right:0;background:white;border-top:1px solid var(--line);justify-content:space-around;padding:8px 4px;z-index:15}.bottomNav button{border:0;background:white;font-size:22px;padding:10px;border-radius:14px}.stat span{font-size:18px}input,textarea,select{font-size:16px}.auth,.setup{display:block;padding:10px}.authcard,.setupbox{margin:auto}.row input{min-width:0;flex:1}}
.fileGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}.fileCard{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}.fileIcon{font-size:34px}.fileMeta b{display:block;word-break:break-word}.fileMeta small{display:block;margin-top:4px}.fileMeta p{margin:.6rem 0 0;color:#475467}.modalOverlay{position:fixed;inset:0;background:rgba(15,23,42,.72);z-index:9998;display:flex;align-items:center;justify-content:center;padding:20px}.modalBox{width:min(1100px,96vw);max-height:94vh;overflow:auto;background:white;border-radius:22px;padding:20px;box-shadow:0 25px 80px rgba(0,0,0,.35)}.modalHead{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:14px}.previewBox{background:#f8fafc;border:1px solid var(--line);border-radius:18px;min-height:220px;display:grid;place-items:center;margin-bottom:14px;overflow:hidden}.previewImage{max-width:100%;max-height:72vh;display:block}.previewMedia{width:100%;max-height:72vh;background:#000}.previewAudio{width:min(680px,100%);margin:60px auto}.previewFrame{width:100%;height:72vh;border:0;background:white}.textFrame{background:#fff}.noPreview{text-align:center;padding:40px 18px}.noPreview p{color:var(--muted)}
@media(max-width:900px){.modalOverlay{align-items:stretch;padding:8px}.modalBox{width:100%;max-height:100%;border-radius:16px}.modalHead{align-items:center}.previewFrame{height:68vh}.fileGrid{grid-template-columns:1fr}}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:start}
@media(max-width:900px){.grid3{grid-template-columns:1fr}}