/* UI Components */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-normal);
    text-align: center;
    white-space: nowrap;
    border-radius: var(--radius-md);
    border: var(--input-border-width) solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    min-height: var(--input-height);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    color: var(--color-white);
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    color: var(--color-text-primary);
    background-color: var(--color-white);
    border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-gray-100);
    border-color: var(--color-border-dark);
}

.btn-submit {
    min-width: 200px;
}

.btn-edit {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    background-color: transparent;
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

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

/* Form Inputs */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--input-padding-y) var(--input-padding-x);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-white);
    border: var(--input-border-width) solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="tel"]:focus,
.form-group input[type="url"]:focus,
.form-group input[type="date"]:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23343a40' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--input-padding-x) center;
    padding-right: 2.5rem;
}

.required {
    color: var(--color-error);
}

.field-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.field-error {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-error);
}

/* Checkboxes */
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.checkbox-label:hover {
    background-color: var(--color-gray-100);
    border-color: var(--color-primary);
}

.checkbox-label input[type="checkbox"] {
    margin-right: var(--spacing-sm);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"]:checked + span {
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
}

/* Loading Spinner */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-index-modal);
}

.loading-spinner {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    max-width: 400px;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--color-gray-300);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-subtext {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-index-modal);
    padding: var(--spacing-md);
}

.modal-content {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

.modal-content h2 {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.modal-content p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.modal-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.modal-buttons .btn {
    flex: 1;
}

.success-modal {
    text-align: center;
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background-color: var(--color-success-light);
    color: var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
}

.success-details {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
}

.success-note {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.error-modal {
    text-align: center;
}

.error-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background-color: var(--color-warning-light);
    color: var(--color-warning);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
}

/* Info Box */
.info-box {
    padding: var(--spacing-md);
    background-color: var(--color-info-light);
    border-left: 4px solid var(--color-info);
    border-radius: var(--radius-md);
    margin: var(--spacing-lg) 0;
}

.info-box p {
    margin: 0;
    color: var(--color-text-primary);
}

.info-box strong {
    font-weight: var(--font-weight-semibold);
}

/* Error Banner */
.error-banner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-error);
    color: var(--color-white);
    padding: var(--spacing-md);
    z-index: var(--z-index-fixed);
    box-shadow: var(--shadow-md);
}

.error-banner .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.error-banner .close-btn {
    background: none;
    border: none;
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    line-height: 1;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-banner .close-btn:hover {
    opacity: 0.8;
}

/* Progress Bar */
.progress-container {
    background-color: var(--color-white);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--color-gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background-color: var(--color-primary);
    transition: width var(--transition-slow);
}

.progress-label {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
}

/* Review Section */
.review-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.review-group {
    padding: var(--spacing-lg);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-border);
}

.review-header h3 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.review-list {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: var(--spacing-sm) var(--spacing-md);
}

.review-list dt {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.review-list dd {
    color: var(--color-text-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .checkbox-group {
        grid-template-columns: 1fr;
    }

    .review-list {
        grid-template-columns: 1fr;
    }

    .review-list dt {
        margin-top: var(--spacing-sm);
    }

    .modal-buttons {
        flex-direction: column;
    }
}