/* base.css - Common styles used across all pages */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f0f0f0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Common Layout Components */
.container {
    max-width: 1200px;
    margin: 100px auto 80px;
    padding: 20px;
    background-color: white;
    min-height: 600px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.content-wrapper {
    display: flex;
    gap: 20px;
    min-height: 800px;
    padding: 20px 0;
}

.main-column {
    flex: 1;
    min-width: 0;
    background-color: white;
}

.sidebar-column {
    width: 300px;
    flex-shrink: 0;
    background-color: white;
}

/* Common Components */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}