:root{--bg:#f5f7fb;--surface:#fff;--surface-soft:#f8fafc;--border:#e2e8f0;--text:#0f172a;--muted:#64748b;--primary:#1d4ed8;--primary-soft:#dbeafe;--sidebar:#0f172a;--sidebar-text:#cbd5e1;--sidebar-active:#1e293b;--success:#166534;--shadow:0 8px 24px #0f172a0f;--radius:14px;--radius-sm:10px;--topbar-height:76px;--sidebar-width:260px;color:var(--text);background:var(--bg);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box}html,body,#root{background:var(--bg);min-height:100%;margin:0}body{min-width:320px}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.app-shell{grid-template-columns:var(--sidebar-width) 1fr;min-height:100vh;display:grid}.sidebar{background:var(--sidebar);color:var(--sidebar-text);border-right:1px solid #ffffff0a;padding:24px 18px}.brand-box{border-bottom:1px solid #ffffff14;align-items:center;gap:14px;margin-bottom:28px;padding-bottom:20px;display:flex}.brand-mark{background:var(--primary);color:#fff;border-radius:12px;place-items:center;width:42px;height:42px;font-weight:700;display:grid}.brand-title{color:#fff;margin:0;font-size:1rem}.brand-subtitle{color:#94a3b8;margin:2px 0 0;font-size:.85rem}.sidebar-nav{flex-direction:column;gap:8px;display:flex}.nav-link{color:var(--sidebar-text);border-radius:10px;padding:12px 14px;transition:background .2s,color .2s;display:block}.nav-link:hover{color:#fff;background:#ffffff0f}.nav-link.active{background:var(--sidebar-active);color:#fff;font-weight:600}.app-main{flex-direction:column;min-width:0;display:flex}.topbar{height:var(--topbar-height);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10;background:#ffffffeb;justify-content:space-between;align-items:center;padding:16px 28px;display:flex;position:sticky;top:0}.topbar-title{margin:0;font-size:1.1rem}.topbar-subtitle{color:var(--muted);margin:4px 0 0;font-size:.92rem}.topbar-badge{background:var(--primary-soft);color:var(--primary);border-radius:999px;padding:8px 12px;font-size:.88rem;font-weight:600}.page-content{padding:28px}.page-section{flex-direction:column;gap:20px;display:flex}.page-header h1{margin:0 0 6px;font-size:1.7rem}.page-header p{color:var(--muted);margin:0}.card-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;display:grid}.panel-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card-label{color:var(--muted);margin-bottom:8px;font-size:.92rem;display:block}.card-value{font-size:1.8rem;font-weight:700}.quick-actions-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.action-button{border:1px solid var(--border);background:var(--surface);text-align:left;cursor:pointer;border-radius:12px;padding:16px;transition:transform .15s,box-shadow .15s,border-color .15s}.action-button:hover{box-shadow:var(--shadow);border-color:#cbd5e1;transform:translateY(-1px)}.not-found-page{background:var(--bg);place-items:center;min-height:100vh;padding:24px;display:grid}.not-found-card{text-align:center;width:100%;max-width:420px}.back-link{color:var(--primary);margin-top:14px;font-weight:600;display:inline-block}@media (width<=1100px){.card-grid,.quick-actions-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=860px){.app-shell{grid-template-columns:1fr}.sidebar{padding-bottom:12px}.topbar{padding:16px 18px}.page-content{padding:18px}}@media (width<=560px){.card-grid,.quick-actions-grid{grid-template-columns:1fr}.topbar{flex-direction:column;align-items:flex-start;gap:10px;height:auto}}.table-wrapper{width:100%;overflow-x:auto}.data-table{border-collapse:collapse;width:100%;font-size:.95rem}.data-table th,.data-table td{border-bottom:1px solid var(--border);text-align:left;vertical-align:top;padding:12px 14px}.data-table th{background:var(--surface-soft);color:var(--text);font-weight:600}.data-table tbody tr:hover{background:#f8fafc}.form-grid{grid-template-columns:1.2fr 1fr auto;align-items:center;gap:12px;display:grid}.form-grid-license{grid-template-columns:140px 1.2fr 220px auto}.input-field{border:1px solid var(--border);background:var(--surface);border-radius:10px;outline:none;width:100%;padding:12px 14px}.input-field:focus{border-color:var(--primary)}.primary-button,.secondary-button,.danger-button{cursor:pointer;border:1px solid #0000;border-radius:10px;padding:10px 14px;font-weight:600}.primary-button{background:var(--primary);color:#fff}.secondary-button{background:var(--surface-soft);color:var(--text);border-color:var(--border)}.danger-button{color:#991b1b;background:#fee2e2;border-color:#fecaca}.action-row{flex-wrap:wrap;gap:8px;display:flex}@media (width<=1100px){.form-grid,.form-grid-license{grid-template-columns:1fr}}.form-grid-license-simple{grid-template-columns:160px 240px auto}.form-help-text{color:var(--muted);margin-top:10px;font-size:.92rem}