:root {
    --primary: #4A90E2;
    --primary-dark: #357ABD;
    --secondary: #eef2f5;
    --text: #333;
    --bg: #f8f9fa;
    --danger: #dc3545;
    --success: #28a745;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* Auth Pages */
.container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.form-wrapper {
    background: #fff;
    padding: 30px 40px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.form-wrapper h2 {
    text-align: center;
    margin-bottom: 25px;
    color: var(--primary);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.btn {
    display: block;
    width: 100%;
    padding: 12px;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
    margin-top: 15px;
}

.btn:hover {
    background-color: var(--primary-dark);
}

.text-center { text-align: center; }
.mt-3 { margin-top: 15px; }

a {
    color: var(--primary);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

.alert {
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Dashboard */
.dashboard-navbar {
    background-color: #fff;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.dashboard-navbar .logo {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary);
}

.btn-logout {
    background: var(--danger);
    color: white;
    padding: 6px 15px;
    border-radius: 4px;
    margin-left: 15px;
}

.btn-logout:hover {
    background: #c82333;
    text-decoration: none;
}

.dashboard-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

.card {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.card h2 {
    color: var(--primary);
    margin-bottom: 10px;
}

.card ul {
    list-style: none;
    padding: 10px 0;
}

.card ul li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}