:root{--bg:#f6f7f9;--panel:#fff;--ink:#111827;--muted:#6b7280;--accent:#10b981;--accent-dark:#059669;--border:#e5e7eb;--shadow:0 4px 12px rgba(15,23,42,.06);--shadow-soft:0 2px 6px rgba(15,23,42,.04);font-family:"Avenir Next","Futura","Segoe UI",Tahoma,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);min-height:100vh;font-size:14px;padding-top:110px}.header-fixed{position:fixed;top:0;left:0;right:0;z-index:1000;background:var(--panel);box-shadow:var(--shadow);border-bottom:2px solid var(--accent)}.logo-row{display:flex;justify-content:space-between;align-items:center;padding:12px 24px;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-dark) 100%)}.logo-row h1{margin:0;font-size:22px;color:#fff;font-weight:700;letter-spacing:0.5px}.user-section{display:flex;align-items:center;gap:16px;color:#fff}.user-section span{font-size:13px;font-weight:500}.top{display:flex;justify-content:space-between;align-items:center;background:var(--panel);padding:0;border-radius:0;box-shadow:none;border:none;margin-bottom:0}.top h1{display:none}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:16px}.stat-card{background:var(--panel);border-radius:10px;padding:16px;box-shadow:var(--shadow-soft);border:1px solid var(--border);display:flex;align-items:center;gap:12px;transition:transform .2s,box-shadow .2s}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.stat-icon{width:48px;height:48px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}.stat-content h3{margin:0 0 4px;font-size:12px;color:var(--muted);font-weight:500}.stat-value{font-size:22px;font-weight:700;margin:0}.stat-label{font-size:11px;color:var(--muted)}.card{background:var(--panel);border-radius:10px;padding:16px;box-shadow:var(--shadow-soft);border:1px solid var(--border);margin-bottom:16px}.card h3{margin:0 0 12px;font-size:16px}.btn{padding:8px 16px;border-radius:6px;border:none;cursor:pointer;font-size:13px;font-weight:500;transition:all .2s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark)}.btn-secondary{background:var(--border);color:var(--ink)}.btn-secondary:hover{background:#d1d5db}.form-group{margin-bottom:12px}.form-group label{display:block;margin-bottom:4px;font-size:13px;font-weight:500;color:var(--ink)}.form-control{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;transition:border-color .2s}.form-control:focus{outline:0;border-color:var(--accent)}table{width:100%;border-collapse:collapse;font-size:13px}table th{text-align:left;padding:10px;background:var(--bg);font-weight:600;font-size:12px;color:var(--muted)}table td{padding:10px;border-bottom:1px solid var(--border)}table tr:hover{background:var(--bg)}.badge{display:inline-block;padding:3px 8px;border-radius:10px;font-size:11px;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-danger{background:#fee2e2;color:#991b1b}.badge-warning{background:#fef3c7;color:#92400e}.alert{padding:10px 14px;border-radius:6px;margin-bottom:12px;font-size:13px}.alert-success{background:#d1fae5;color:#065f46;border:1px solid #6ee7b7}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);z-index:1000;align-items:center;justify-content:center}.modal.active{display:flex}.modal-content{background:var(--panel);border-radius:10px;padding:20px;max-width:600px;width:90%;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-header h3{margin:0;font-size:16px}.close-btn{background:0 0;border:none;font-size:24px;cursor:pointer;color:var(--muted)}.nav-tabs{display:flex;gap:0;margin-bottom:0;border-bottom:none;background:var(--panel);padding:0 24px;overflow-x:auto;white-space:nowrap}.nav-tab{padding:14px 20px;background:0 0;border:none;cursor:pointer;font-size:13px;font-weight:600;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:0;transition:all .2s;text-decoration:none;text-transform:uppercase;letter-spacing:0.5px}.nav-tab:hover{color:var(--accent);background:rgba(16,185,129,.05)}.nav-tab.active{color:var(--accent);border-bottom-color:var(--accent);background:rgba(16,185,129,.08)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}nav[role=navigation]{display:flex;justify-content:space-between;align-items:center;padding:10px 0}nav[role=navigation] .flex{display:flex;gap:4px}nav[role=navigation] a,nav[role=navigation] span{padding:6px 10px;border:1px solid var(--border);border-radius:5px;text-decoration:none;color:var(--ink);font-size:13px}nav[role=navigation] a:hover{background:var(--bg)}nav[role=navigation] span[aria-current=page]{background:var(--accent);color:#fff;border-color:var(--accent)}nav[role=navigation] span[aria-disabled=true]{color:var(--muted);cursor:not-allowed}@media (max-width:768px){.grid-2{grid-template-columns:1fr}.dashboard-grid{grid-template-columns:1fr}}