:root{--primary: #2563eb;--primary-hover: #1d4ed8;--bg-main: #f8fafc;--bg-card: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--border: #e2e8f0;--radius: 12px;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Plus Jakarta Sans,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--text-main)}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem;background:linear-gradient(135deg,#eff6ff,#fff)}.auth-card{background:var(--bg-card);padding:2.5rem;border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;max-width:450px;border:1px solid var(--border)}.input-group{margin-bottom:1.5rem}.input-group label{display:block;font-weight:600;font-size:.875rem;margin-bottom:.5rem;color:var(--text-muted)}.input-control{width:100%;padding:.75rem 1rem;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:1rem;transition:all .2s}.input-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;font-weight:600;border-radius:8px;cursor:pointer;transition:all .2s;border:none;font-family:inherit}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.dashboard-layout{display:flex;min-height:100vh}.sidebar{width:280px;background:var(--bg-card);border-right:1px solid var(--border);position:sticky;top:0;height:100vh;padding:1.5rem;display:flex;flex-direction:column}.sidebar-logo{font-size:1.5rem;font-weight:800;color:var(--primary);display:flex;align-items:center;gap:.75rem;margin-bottom:2.5rem}.nav-link{display:flex;align-items:center;gap:.875rem;padding:.75rem 1rem;color:var(--text-muted);text-decoration:none;font-weight:600;border-radius:8px;transition:all .2s;margin-bottom:.25rem}.nav-link:hover,.nav-link.active{background:#f1f5f9;color:var(--primary)}.nav-link.active{background:#eff6ff}.main-content{flex:1;padding:2.5rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;margin-bottom:2.5rem}.stat-card{background:var(--bg-card);padding:1.5rem;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}.stat-label{font-size:.875rem;font-weight:600;color:var(--text-muted);margin-bottom:.5rem}.stat-value{font-size:1.875rem;font-weight:800}.form-card{background:var(--bg-card);padding:2.5rem;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}.form-title{font-size:1.5rem;margin-bottom:2rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-main)}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}@media (max-width: 768px){.sidebar{display:none}}