*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#2563eb;--primary-hover:#1d4ed8;--sidebar:#0b3d58;--sidebar-hover:#164e6b;--background:#f1f5f9;--surface:#fff;--text:#1e293b;--muted:#64748b;--border:#e2e8f0;--success:#15803d;--danger:#dc2626;--radius:12px;--shadow:0 3px 12px rgba(15,23,42,.05)}
body{font-family:Arial,Helvetica,sans-serif;background:var(--background);color:var(--text);font-size:15px;line-height:1.6}
.app{display:flex;min-height:100vh;width:100%}
.sidebar{width:263px;min-width:263px;background:var(--sidebar);color:#fff;padding:28px 19px;display:flex;flex-direction:column}
.brand-space{height:225px;border-top:1px solid rgba(255,255,255,.08);margin:2px 5px 24px}
.sidebar nav{display:flex;flex-direction:column;gap:7px}
.sidebar nav a,.nav-heading{display:block;padding:13px 15px;color:#e5edf4;text-decoration:none;border-radius:8px;font-size:14px;font-weight:600;transition:.2s ease;text-align:left;width:100%;background:transparent;border:0;font-family:inherit;cursor:pointer}
.sidebar nav a:hover,.nav-heading:hover{background:var(--sidebar-hover);color:#fff}
.sidebar nav a.active{background:var(--primary);color:#fff}
.sidebar nav a span,.nav-heading span{margin-left:9px}
.subnav{display:none;padding-left:15px}
.subnav.open{display:block}
.subnav a{font-size:13px!important;padding:9px 12px!important}
.demo-note{margin-top:auto;padding:13px 8px 0;color:#a9c3d2;font-size:10px;letter-spacing:1.3px;font-weight:700}
.main{flex:1;min-width:0}
.topbar{background:#fff;padding:25px 38px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;min-height:126px}
.topbar h1{font-size:29px;font-weight:700;color:var(--text);margin-bottom:3px}
.topbar p{color:var(--muted);font-size:16px}
.user{display:flex;align-items:center;gap:12px;color:var(--text);font-size:13px}
.user strong,.user small{display:block}.user small{color:var(--muted)}
.avatar{height:42px;width:42px;border-radius:50%;background:#e8efff;color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:17px}
.content{padding:34px 38px;max-width:1600px;margin:0 auto}
.content h2{font-size:21px;color:var(--text);margin-bottom:18px}
.content h3{color:var(--text)}
.content p{color:#475569}
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:21px;margin:25px 0}
.metric{background:#fff;padding:24px 25px;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .2s}
.metric:hover{transform:translateY(-2px)}
.metric h3{font-size:15px;font-weight:600;color:var(--muted);margin-bottom:12px}
.metric p{font-size:31px;font-weight:700;color:#425b78}
.panel,.form-panel{background:#fff;padding:26px 27px;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:26px}
.panel h2,.form-panel h2{font-size:20px;margin-bottom:20px}
table{width:100%;border-collapse:collapse;margin-top:12px;background:#fff}
thead{background:#f1f5f9}
th{color:#334155;font-size:13px;font-weight:700;text-align:left;padding:14px 16px;border-bottom:1px solid var(--border)}
td{color:var(--text);font-size:14px;padding:14px 16px;border-bottom:1px solid var(--border)}
tbody tr:hover{background:#f8fafc}tbody tr:last-child td{border-bottom:none}
.btn,button.primary{display:inline-block;background:var(--primary);color:#fff;border:0;border-radius:8px;padding:11px 18px;font-size:14px;font-weight:600;text-decoration:none;cursor:pointer;transition:background .2s}
.btn:hover,button.primary:hover{background:var(--primary-hover)}
button.secondary,.btn.secondary{background:#e8eef8;color:#23415e}
button.danger{background:#fee2e2;color:#991b1b}
button.text-btn{background:none;color:var(--primary);padding:5px 8px;font-size:13px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.form-group{display:flex;flex-direction:column;gap:7px;margin-bottom:17px}
.form-group label,label{color:#334155;font-size:14px;font-weight:600}
input,select,textarea{width:100%;padding:11px 13px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;color:var(--text);font-family:inherit;font-size:14px}
input:focus,select:focus,textarea:focus{outline:2px solid #93c5fd;outline-offset:2px}
textarea{min-height:95px;resize:vertical}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary);vertical-align:middle}
input[type=date],input[type=number]{max-width:260px}
.form-actions{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap}
.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:18px}
.toolbar input,.toolbar select{max-width:280px}
.status-badge{display:inline-block;padding:5px 11px;border-radius:20px;font-size:12px;font-weight:700;background:#e2e8f0;color:#334155}
.status-active,.status-paid{background:#dcfce7;color:#166534}.status-inactive,.status-expired{background:#fee2e2;color:#991b1b}.status-pending,.status-expiring{background:#fef3c7;color:#92400e}
.quick-actions{display:flex;gap:13px;flex-wrap:wrap}
.notice{background:#fff7e8;border:1px solid #f4d9a7;color:#925b12;padding:13px 15px;border-radius:9px;font-size:13px;margin-top:18px}
.empty{padding:24px;text-align:center;color:var(--muted)}
.table-wrap{overflow-x:auto}
.person-cell{display:flex;align-items:center;gap:10px}.initials{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#e8efff;color:var(--primary);font-size:12px;font-weight:700;flex:none}
.person-cell strong{display:block}.person-cell small{color:#8493a8;display:block}
.section-intro{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:18px}
.toast{position:fixed;right:22px;bottom:22px;background:#17243a;color:#fff;padding:12px 18px;border-radius:8px;box-shadow:var(--shadow);display:none;z-index:20}
.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.45);display:grid;place-items:center;padding:20px;z-index:10}
.modal{background:#fff;border-radius:12px;padding:25px;max-width:620px;width:100%;max-height:90vh;overflow:auto;box-shadow:0 15px 50px rgba(0,0,0,.2)}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.modal-head h2{margin:0}
@media(max-width:900px){.sidebar{width:220px;min-width:220px}.content{padding:25px 20px}.topbar{padding:22px 20px}}
@media(max-width:650px){.app{flex-direction:column}.sidebar{width:100%;min-width:0;padding:12px}.brand-space{height:28px;margin:0 5px 10px}.sidebar nav{flex-direction:row;flex-wrap:wrap}.sidebar nav a,.nav-heading{padding:9px 10px;font-size:12px}.subnav{width:100%}.topbar{padding:20px;min-height:100px}.topbar h1{font-size:23px}.topbar p{font-size:13px}.user{display:none}.content{padding:20px 15px}.metrics{grid-template-columns:1fr;gap:13px}.form-grid{grid-template-columns:1fr}.panel,.form-panel{padding:17px;overflow-x:auto}table{min-width:600px}.section-intro{align-items:flex-start;flex-direction:column}}
@media print{.sidebar,.topbar,.toolbar,.btn,button{display:none!important}.app{display:block}body{background:#fff}}