:root{--sidebar-bg:#1a202c;--content-bg:#f7fafc;--card-bg:#fff;--text-dark:#2d3748;--text-light:#a0aec0;--border-color:#e2e8f0;--primary-color:#f6ad55;--primary-hover:#ed8936;--brand-danger:#e74c3c;--shadow-admin:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f}[data-theme=dark]{--sidebar-bg:#0f172a;--content-bg:#0b1220;--card-bg:#0f172a;--text-dark:#e2e8f0;--text-light:#94a3b8;--border-color:#1f2a44;--primary-color:#f6ad55;--primary-hover:#ed8936;--brand-danger:#ef4444}.dashboard-layout{grid-template-columns:280px 1fr;min-height:100vh;display:grid}.sidebar{background-color:var(--sidebar-bg);color:#fff;flex-direction:column;justify-content:space-between;padding:2rem 1.5rem;display:flex}.sidebar-header h1{margin:0 0 2.5rem;font-size:1.75rem;font-weight:800}.sidebar-nav ul{margin:0;padding:0;list-style:none}.sidebar-nav li{margin-bottom:.75rem}.sidebar-nav a{color:var(--text-light);border-radius:8px;align-items:center;gap:.75rem;padding:.75rem 1rem;font-weight:700;text-decoration:none;transition:background-color .2s,color .2s;display:flex}.sidebar-nav a:hover{color:#fff;background-color:#ffffff0f}.sidebar-nav a.active{color:#fff;background:linear-gradient(90deg,#ffffff1f,#ffffff0f);box-shadow:inset 0 0 0 1px #ffffff0f}.sidebar-footer{border-top:1px solid #ffffff1a;padding-top:1.5rem}.contact-info{color:var(--text-light);align-items:center;gap:.75rem;font-size:.9rem;display:flex}.btn-logout{border:1px solid var(--text-light);width:100%;color:var(--text-light);cursor:pointer;background:0 0;border-radius:8px;margin-top:1.5rem;padding:.75rem;transition:background-color .2s,color .2s}.btn-logout:hover{color:#fff;background-color:#ffffff1a}.main-content{padding:2.5rem;overflow-y:auto}.main-content .card{border:1px solid var(--border-color);box-shadow:var(--shadow-admin);background:var(--card-bg);border-radius:12px}.mobile-header{background-color:var(--card-bg);box-shadow:var(--shadow-admin);z-index:100;justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:none;position:sticky;top:0}.hamburger-btn{color:var(--text-dark);cursor:pointer;background:0 0;border:none}@media (width<=992px){.dashboard-layout{grid-template-columns:1fr}.mobile-header{display:flex}.sidebar{z-index:1000;width:280px;height:100vh;transition:transform .3s ease-in-out;position:fixed;top:0;left:0;transform:translate(-100%);box-shadow:0 0 20px #0003}.sidebar.sidebar-visible{transform:translate(0)}.close-sidebar-btn{color:var(--text-light);background:0 0;border:none;display:block;position:absolute;top:1rem;right:1rem}}