*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f172a;--bg2:#1e293b;--bg3:#334155;--text:#f1f5f9;--text2:#94a3b8;--text3:#64748b;--primary:#3b82f6;--primary-hover:#2563eb;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--border:#334155;--radius:8px}body{background:var(--bg);color:var(--text);font-family:Inter,-apple-system,sans-serif}a{color:var(--primary);text-decoration:none}.app-layout{min-height:100vh;display:flex}.sidebar{background:var(--bg2);border-right:1px solid var(--border);width:260px;padding:20px 0;position:fixed;top:0;bottom:0;overflow-y:auto}.sidebar-logo{color:var(--primary);align-items:center;gap:10px;padding:0 20px 24px;font-size:18px;font-weight:700;display:flex}.sidebar-section{text-transform:uppercase;color:var(--text3);letter-spacing:1px;margin-top:8px;padding:8px 12px;font-size:11px}.sidebar-link{color:var(--text2);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:10px;width:100%;padding:10px 20px;font-size:14px;transition:all .15s;display:flex}.sidebar-link:hover{background:var(--bg3);color:var(--text)}.sidebar-link.active{color:var(--primary);border-right:3px solid var(--primary);background:#3b82f626}.sidebar-link svg{flex-shrink:0;width:18px;height:18px}.main-content{flex:1;margin-left:260px;padding:24px 32px}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-title{font-size:24px;font-weight:700}.page-subtitle{color:var(--text2);margin-top:4px;font-size:14px}.kpi-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px;display:grid}.card{background:var(--bg2);border:1px solid 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var(--border);border-radius:12px;width:400px;max-width:90vw;padding:40px}.login-title{text-align:center;margin-bottom:8px;font-size:24px;font-weight:700}.login-subtitle{text-align:center;color:var(--text2);margin-bottom:32px;font-size:14px}.login-error{color:var(--danger);border-radius:var(--radius);text-align:center;background:#ef44441a;margin-bottom:16px;padding:10px;font-size:13px}.modal-overlay{z-index:100;background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:var(--bg2);border:1px solid var(--border);border-radius:12px;width:500px;max-width:90vw;max-height:85vh;padding:24px;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal-title{font-size:18px;font-weight:600}.modal-close{color:var(--text2);cursor:pointer;background:0 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