:root{--bg: #0f1115;--panel: #171a21;--panel-2: #1e222b;--border: #2a2f3a;--text: #e6e9ef;--muted: #8b93a3;--accent: #4f8cff;--accent-2: #3b6fd4;--green: #34c77b;--red: #e5534b;--amber: #e0a83a;--radius: 10px;font-family:Segoe UI,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{font-weight:600}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--panel);border-right:1px solid var(--border);padding:20px 14px;display:flex;flex-direction:column;gap:6px;position:sticky;top:0;height:100vh}.sidebar .brand{font-size:17px;font-weight:700;padding:6px 10px 16px;letter-spacing:.3px}.sidebar .brand span{color:var(--accent)}.sidebar .nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;color:var(--muted);cursor:pointer;font-weight:500}.sidebar .nav-item:hover{background:var(--panel-2);color:var(--text);text-decoration:none}.sidebar .nav-item.active{background:var(--panel-2);color:var(--text)}.sidebar .spacer{flex:1}.sidebar .user-box{border-top:1px solid var(--border);padding-top:12px;font-size:12.5px;color:var(--muted)}.sidebar .user-box .name{color:var(--text);font-weight:600}.main{flex:1;padding:28px 34px;max-width:1200px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-bottom:16px}.card h2{margin:0 0 14px;font-size:16px}.card h3{margin:0 0 10px;font-size:14px}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row.between{justify-content:space-between}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.muted{color:var(--muted)}.small{font-size:12.5px}.mt{margin-top:14px}.mb{margin-bottom:14px}.btn{display:inline-flex;align-items:center;gap:7px;background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-size:13.5px;font-weight:600;cursor:pointer;transition:background .15s}.btn:hover{background:var(--accent-2)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{background:var(--panel-2);color:var(--text);border:1px solid var(--border)}.btn.secondary:hover{background:#262b36}.btn.danger{background:transparent;color:var(--red);border:1px solid var(--border)}.btn.danger:hover{background:#e5534b1f}.btn.sm{padding:5px 11px;font-size:12.5px}input,select,textarea{background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:9px 12px;font-size:13.5px;font-family:inherit;width:100%}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:5px;font-weight:500}.field{margin-bottom:14px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.4px;font-weight:600}tr:hover td{background:#ffffff05}.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:600}.badge.green{background:#34c77b26;color:var(--green)}.badge.red{background:#e5534b26;color:var(--red)}.badge.amber{background:#e0a83a26;color:var(--amber)}.badge.blue{background:#4f8cff26;color:var(--accent)}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:34px;text-align:center;color:var(--muted);cursor:pointer;transition:border-color .15s,background .15s}.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:#4f8cff0d}.dropzone .big{font-size:15px;color:var(--text);font-weight:600;margin-bottom:6px}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(1200px 600px at 50% -10%,#1a2030,var(--bg))}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:40px 44px;text-align:center;width:380px}.login-card .logo{font-size:22px;font-weight:700;margin-bottom:6px}.login-card .logo span{color:var(--accent)}.login-card p{color:var(--muted);margin:0 0 26px}.empty{text-align:center;color:var(--muted);padding:40px}.breadcrumb{color:var(--muted);font-size:13px;margin-bottom:18px}.breadcrumb a{color:var(--muted)}.breadcrumb a:hover{color:var(--text)}.toast{position:fixed;bottom:24px;right:24px;background:var(--panel-2);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:8px;padding:13px 18px;font-size:13.5px;box-shadow:0 8px 30px #0006;z-index:100;max-width:380px}.toast.error{border-left-color:var(--red)}.toast.success{border-left-color:var(--green)}.md-preview{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:18px 22px;max-height:60vh;overflow:auto;font-size:13px;line-height:1.6;white-space:pre-wrap;font-family:Cascadia Code,Consolas,monospace}.file-list{list-style:none;padding:0;margin:0}.file-list li{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;border-radius:6px;font-size:13px}.file-list li:hover{background:var(--panel-2)}.spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 760px){.app-shell{display:block}.sidebar{width:100%;height:auto;min-height:0;position:static;flex-direction:row;align-items:center;padding:10px 12px;gap:4px}.sidebar .brand{padding:6px 8px;margin-right:auto}.sidebar .nav-item{padding:8px;font-size:0}.sidebar .nav-item:first-letter{font-size:18px}.sidebar .spacer,.sidebar .user-box{display:none}.main{padding:20px 14px;max-width:none}.grid-2{grid-template-columns:1fr;gap:10px}.card{padding:15px;overflow-x:auto}table{min-width:650px}.login-card{width:calc(100% - 28px);padding:32px 24px}.dropzone{padding:26px 16px}}