/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    background-color: #007bff;
    color: white;
    padding: 20px 0;
    margin-bottom: 30px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 1.8rem;
    font-weight: 600;
}

.nav {
    display: flex;
    gap: 15px;
}

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

.nav a:hover {
    background-color: rgba(255,255,255,0.2);
}

/* Flash Messages */
.flash-messages {
    margin-bottom: 20px;
}

.flash-message {
    padding: 12px 16px;
    margin-bottom: 10px;
    border-radius: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.flash-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.flash-message.warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.flash-message.info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Cards */
.card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 30px;
    margin-bottom: 20px;
}

.card-center {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.card-medium {
    max-width: 500px;
    margin: 0 auto;
}

.card h2 {
    margin-bottom: 20px;
    color: #007bff;
    font-size: 1.5rem;
}

/* Status Icons */
.status-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.status-icon.error {
    color: #dc3545;
}

.status-icon.success {
    color: #28a745;
}

/* Status Titles */
.status-title {
    margin-bottom: 20px;
}

.status-title.error {
    color: #dc3545;
}

.status-title.success {
    color: #28a745;
}

/* Status Messages */
.status-message {
    font-size: 16px;
    color: #666;
    margin-bottom: 30px;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #007bff;
}

/* Centered form group */
.form-group-centered {
    text-align: center;
    margin-top: 30px;
}

/* Full width button */
.btn-full-width {
    width: 100%;
}

/* Checkbox Group */
.checkbox-group {
    margin: 15px 0;
}

.checkbox-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    padding: 10px;
    background-color: #f8f9fa;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.checkbox-item:hover {
    background-color: #e9ecef;
}

.checkbox-item input[type="checkbox"] {
    margin-right: 12px;
    width: 18px;
    height: 18px;
}

.checkbox-item label {
    font-weight: normal;
    color: #333;
    cursor: pointer;
    width: 100%;
}

/* Hidden checkbox for custom styling */
.hidden-checkbox {
    display: none;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.3s, transform 0.2s;
}

.btn:active {
    transform: translateY(-1px);
}

.btn-primary {
    background-color: #007bff;
    color: white;
}

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

.btn-success {
    background-color: #28a745;
    color: white;
}

.btn-success:hover {
    background-color: #218838;
}

.btn-danger {
    background-color: #dc3545;
    color: white;
}

.btn-danger:hover {
    background-color: #c82333;
}

/* Button Group */
.btn-group {
    display: flex;
    gap: 10px;
}

.btn-group-centered {
    justify-content: center;
}

/* Spacing utilities */
.margin-left-10 {
    margin-left: 10px;
}

.margin-right-8 {
    margin-right: 8px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: #666;
    font-size: 14px;
    margin-top: 40px;
    border-top: 1px solid #eee;
}

/* Help Text */
.help-text {
    font-size: 14px;
    color: #666;
    margin-top: 10px;
    font-style: italic;
}

/* Error Text */
.error-text {
    color: #dc3545;
    font-size: 14px;
    margin-top: 5px;
}

/* Children Grid */
.children-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 15px;
}

/* Child Card */
.child-card {
    background-color: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 6px;
    padding: 15px;
    transition: border-color 0.3s, background-color 0.3s;
}

.child-card:hover {
    border-color: #007bff;
    background-color: #e9f7fe;
}

.child-card.selected {
    border-color: #28a745;
    background-color: #d4edda;
}

.child-card h3 {
    color: #007bff;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.child-card .info {
    margin: 5px 0;
    color: #555;
    font-size: 14px;
}

.child-card .parents {
    margin-top: 10px;
    font-size: 13px;
    color: #666;
}

.child-card .parent-tag {
    display: inline-block;
    background-color: white;
    padding: 3px 8px;
    border-radius: 12px;
    margin: 3px;
    font-size: 12px;
    color: #333;
}

/* Selection help text */
.selection-help {
    margin-bottom: 20px;
    color: #666;
}

/* Top form group with margin */
.form-group-top {
    text-align: center;
    margin-bottom: 20px;
}