/* General Styles */
body {
    font-family: Arial, sans-serif;
    padding: 0;
    margin: 0;
    background-color: #f5f5f5;
}

/* Navigation */
.navbar {
    background-color: #333;
    padding: 1rem;
    text-align: center;
    margin-bottom: 20px;
}

.navbar a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    padding: 8px 16px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.navbar a:hover,
.navbar a.active {
    background-color: #007bff;
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* Button Styles */
.button-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary { background-color: #007bff; color: white; }
.btn-success { background-color: #28a745; color: white; }
.btn-warning { background-color: #ffc107; color: #212529; }
.btn-danger { background-color: #dc3545; color: white; }
.btn-info { background-color: #17a2b8; color: white; }
.btn-secondary { background-color: #6c757d; color: white; }

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Contact Form */
.contact-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1rem;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

/* Login Page Styles */
.login-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
}

.auth-section {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.auth-section h3 {
    margin-top: 0;
    color: #333;
}

.github-login {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: #24292e;
    color: white;
    border: none;
}

.github-login:hover {
    background-color: #1a1e22;
}

.auth-description {
    font-size: 14px;
    color: #666;
    margin-top: 10px;
    text-align: center;
}

.divider {
    text-align: center;
    margin: 20px 0;
    position: relative;
    color: #666;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: #ddd;
    z-index: 1;
}

.divider {
    background: #f5f5f5;
    padding: 0 15px;
    z-index: 2;
    position: relative;
}

.login-form,
.register-form {
    max-width: 100%;
}

/* Dashboard Styles */
.dashboard-container {
    max-width: 800px;
    margin: 0 auto;
}

.user-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.user-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.user-avatar-placeholder {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(45deg, #007bff, #0056b3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    font-weight: bold;
}

.user-details h3 {
    margin: 0 0 5px 0;
    color: #333;
}

.user-details p {
    margin: 0;
    color: #666;
    font-size: 14px;
}

.login-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    margin-top: 5px;
}

.login-badge.github {
    background-color: #24292e;
    color: white;
}

.login-badge.simple {
    background-color: #28a745;
    color: white;
}

.dashboard-section {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

.dashboard-section h3 {
    margin-top: 0;
    color: #333;
    border-bottom: 2px solid #007bff;
    padding-bottom: 10px;
}

.data-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.data-form {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.data-form h4 {
    margin-top: 0;
    color: #495057;
}

.data-display {
    margin-top: 20px;
}

.data-entry {
    background: #f8f9fa;
    border-left: 4px solid #007bff;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 0 8px 8px 0;
}

.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.entry-header h4 {
    margin: 0;
    color: #333;
}

.entry-date {
    font-size: 12px;
    color: #666;
    background: white;
    padding: 2px 6px;
    border-radius: 4px;
}

.entry-content {
    color: #495057;
    margin: 10px 0;
    line-height: 1.5;
}

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

.no-data {
    text-align: center;
    color: #666;
    font-style: italic;
    padding: 40px;
    background: #f8f9fa;
    border-radius: 8px;
}

.logout-btn {
    margin-left: auto;
}

.navbar {
    display: flex;
    align-items: center;
}

.entries-list {
    max-height: 400px;
    overflow-y: auto;
}