:root{--bg: #0f1117;--panel: #181b24;--panel2: #1f2330;--line: #2a2f3e;--text: #e6e8ee;--muted: #9aa3b2;--accent: #5b8cff;--accent2: #3a6bff;--ok: #34d399;--err: #f87171}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{min-height:100vh}.topbar{display:flex;align-items:center;gap:24px;padding:12px 22px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.brand{font-weight:700;font-size:20px}.tabs{display:flex;gap:6px;flex:1}.tab{padding:8px 14px;border-radius:8px;color:var(--muted);text-decoration:none;font-weight:500}.tab:hover{background:var(--panel2);color:var(--text)}.tab.active{background:var(--accent2);color:#fff}.user{display:flex;align-items:center;gap:12px;color:var(--muted)}.content{max-width:1100px;margin:0 auto;padding:26px 22px}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:18px}h1{font-size:24px;margin:0 0 6px}h2{font-size:18px;margin:0 0 12px}.muted{color:var(--muted)}.btn{background:var(--accent2);color:#fff;border:0;padding:10px 16px;border-radius:9px;font-weight:600;cursor:pointer;font-size:14px}.btn:hover{background:var(--accent)}.btn.secondary{background:var(--panel2);border:1px solid var(--line)}.btn.danger{background:#3a1f28;color:var(--err);border:1px solid #5a2a35}.btn:disabled{opacity:.5;cursor:not-allowed}.link{background:none;border:0;color:var(--accent);cursor:pointer;font-size:14px}input,select{background:var(--panel2);border:1px solid var(--line);color:var(--text);padding:10px 12px;border-radius:9px;font-size:14px;width:100%}label{display:block;font-size:13px;color:var(--muted);margin:12px 0 5px}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.item{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:16px}.item h3{margin:0 0 6px;font-size:16px}.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:12px;background:#1c2b1f;color:var(--ok)}.center{min-height:100vh;display:grid;place-items:center}.authbox{width:380px;max-width:92vw}.err{color:var(--err);font-size:13px;margin-top:8px}.ok{color:var(--ok);font-size:13px;margin-top:8px}.slider{width:100%}.canvas-wrap{position:relative;display:inline-block;border:1px solid var(--line);border-radius:8px;overflow:hidden}.field-box{position:absolute;border:2px solid var(--accent);background:#5b8cff1f;cursor:move}.field-box .del{position:absolute;top:-10px;right:-10px;background:var(--err);color:#fff;border:0;border-radius:50%;width:20px;height:20px;cursor:pointer;font-size:12px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}.pagebar{display:flex;gap:8px;align-items:center;margin:10px 0}.hint{font-size:13px;color:var(--muted);background:var(--panel2);border-left:3px solid var(--accent);padding:10px 12px;border-radius:6px;margin:10px 0}