/* ===== RESET BÁSICO ===== */
html, body {
    height: 100%;
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* ===== LAYOUT GENERAL ===== */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* ===== SIDEBAR ===== */
.sidebar {
    width: 240px;
    background-color: #1f2937; /* gris oscuro */
    color: #ffffff;
    padding: 20px;
}

.sidebar-header {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 30px;
}

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

    .sidebar-menu li {
        margin-bottom: 15px;
    }

    .sidebar-menu a {
        color: #ffffff;
        text-decoration: none;
        display: block;
    }

        .sidebar-menu a:hover {
            text-decoration: underline;
        }

/* ===== CONTENIDO PRINCIPAL ===== */
.main-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* ===== TOPBAR ===== */
.topbar {
    height: 60px;
    background-color: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.page-title {
    font-weight: bold;
}

/* ===== CONTENIDO ===== */
.content-area {
    flex: 1;
    padding: 20px;
    background-color: #f9fafb;
}

/* ===== FOOTER ===== */
footer {
    background-color: #ffffff;
    border-top: 1px solid #e5e7eb;
    padding: 10px 20px;
    text-align: center;
    font-size: 12px;
    color: #6b7280;
}