:root{--bg: #f1f5f9;--surface: #ffffff;--text: #0f172a;--muted: #475569;--border: #e2e8f0;--primary: #2563eb;--primary-strong: #1d4ed8;--success: #16a34a;--danger: #dc2626;--warning: #f59e0b;--shadow: 0 10px 30px rgba(15, 23, 42, .08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}h1,h2,h3{margin:0}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:linear-gradient(180deg,#0f172a,#111827);color:#e2e8f0;padding:24px 20px;display:flex;flex-direction:column;gap:12px}.brand{font-size:20px;font-weight:700;color:#f8fafc;letter-spacing:.4px}.nav{display:flex;flex-direction:column;gap:8px}.nav-button{background:#1e293b;border:1px solid #1f2937;color:#e2e8f0;padding:10px 12px;border-radius:10px;text-align:left;cursor:pointer;transition:all .15s ease;font-weight:600}.nav-button:hover{background:#243046}.nav-button.active{background:var(--primary);border-color:var(--primary-strong);color:#f8fafc;box-shadow:0 10px 25px #2563eb59}.main{flex:1;padding:32px 36px;background:var(--bg)}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.page-subtitle{color:var(--muted);margin-top:4px;font-size:14px}.actions{display:flex;gap:10px}.button{padding:10px 14px;border-radius:10px;border:1px solid var(--border);background:#f8fafc;color:var(--text);cursor:pointer;font-weight:600;transition:all .15s ease}.button:hover{border-color:#cbd5e1}.button.primary{background:var(--primary);color:#f8fafc;border-color:var(--primary-strong);box-shadow:0 10px 25px #2563eb59}.button:disabled{opacity:.7;cursor:not-allowed;box-shadow:none}.panel{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:16px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:16px}.stat-card{padding:16px}.stat-label{font-size:12px;letter-spacing:.4px;color:var(--muted);text-transform:uppercase}.stat-value{font-size:22px;font-weight:700;margin-top:6px}.table-wrapper{margin-top:16px;background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}table{width:100%;border-collapse:collapse}thead th{padding:12px;background:#f8fafc;text-align:left;font-size:13px;color:var(--muted);letter-spacing:.2px}tbody td{padding:12px;border-top:1px solid var(--border);font-size:14px;color:var(--text)}.pill{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600;text-transform:capitalize}.pill.success{background:rgba(22,163,74,.12);color:var(--success)}.pill.danger{background:rgba(220,38,38,.12);color:var(--danger)}.pill.warning{background:rgba(245,158,11,.15);color:var(--warning)}.pill.neutral{background:rgba(71,85,105,.12);color:var(--muted)}.notice{margin-top:12px;padding:12px 14px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:12px;color:#1d4ed8}.form-row{display:flex;gap:12px;align-items:center;margin-top:14px}.list{margin-top:12px;padding-left:18px;color:var(--text)}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:20px}.login-card{background:var(--surface);border-radius:16px;box-shadow:0 20px 60px #0000004d;padding:40px;width:100%;max-width:400px}.login-header{text-align:center;margin-bottom:32px}.login-header h1{font-size:28px;font-weight:700;color:var(--text);margin-bottom:8px}.login-header p{color:var(--muted);font-size:14px}.login-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:14px;font-weight:600;color:var(--text)}.form-group input{padding:12px 14px;border:1px solid var(--border);border-radius:10px;font-size:14px;transition:all .15s ease;background:#f8fafc}.form-group input:focus{outline:none;border-color:var(--primary);background:var(--surface);box-shadow:0 0 0 3px #2563eb1a}.form-group input:disabled{opacity:.6;cursor:not-allowed}.login-button{padding:12px 20px;background:var(--primary);color:#f8fafc;border:none;border-radius:10px;font-size:16px;font-weight:600;cursor:pointer;transition:all .15s ease;box-shadow:0 10px 25px #2563eb59;margin-top:8px}.login-button:hover:not(:disabled){background:var(--primary-strong);transform:translateY(-1px);box-shadow:0 12px 30px #2563eb66}.login-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.error-message{padding:12px 14px;background:rgba(220,38,38,.1);border:1px solid rgba(220,38,38,.3);border-radius:10px;color:var(--danger);font-size:14px;text-align:center}.logout-button{background:rgba(220,38,38,.1);border:1px solid rgba(220,38,38,.3);color:#fca5a5;padding:8px 12px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:600;transition:all .15s ease;margin-top:auto}.logout-button:hover{background:rgba(220,38,38,.2);border-color:#dc262680}.user-info{margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:#94a3b8}.user-info strong{color:#e2e8f0;display:block;margin-bottom:4px}