* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #fafafa;
    display: flex;
    min-height: 100vh;
}

.auth-container {
    background: #fff;
    padding: 40px;
    border: 1px solid #e0e0e0;
    width: 100%;
    max-width: 420px;
    margin: auto;
}

.sidebar {
    width: 220px;
    background: #fff;
    border-right: 1px solid #e0e0e0;
    padding: 20px 0;
}

.sidebar h2 {
    padding: 0 20px 20px;
    font-size: 18px;
    border-bottom: 1px solid #e0e0e0;
}

.nav {
    margin-top: 20px;
}

.nav-item {
    display: block;
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
}

.nav-item:hover {
    background: #f5f5f5;
}

.nav-logout {
    margin-top: 20px;
    border-top: 1px solid #e0e0e0;
    padding-top: 20px;
}

.main {
    flex: 1;
    padding: 40px;
}

h1 {
    font-size: 24px;
    margin-bottom: 30px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.card {
    background: #fff;
    padding: 20px;
    border: 1px solid #e0e0e0;
    margin-bottom: 20px;
}

.card-muted {
    background: #f5f5f5;
}

.btn {
    margin-top: 10px;
    background: #000;
    color: #fff;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 11px;
    border: 1px solid #e0e0e0;
    margin-left: 8px;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

input {
    width: 100%;
    padding: 10px;
    border: 1px solid #e0e0e0;
}

.link {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: #666;
    text-decoration: none;
}

.small {
    margin-top: 8px;
    font-size: 12px;
}

.top-gap {
    margin-top: 15px;
}