:root {
    --primary-color: #002e5d;
    --primary-light: #2b5c83;
    --text-dark: #1f2937;
}

.section-header {
    position: relative;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 46, 93, 0.25);
}

.form-control.is-valid, .form-select.is-valid {
    border-color: #28a745;
}

.form-control.is-invalid, .form-select.is-invalid {
    border-color: #dc3545;
}

.form-label {
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.form-control, .form-select {
    border-radius: 0.75rem;
    border: 2px solid #e5e7eb;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

    .form-control:hover, .form-select:hover {
        border-color: var(--primary-light);
    }

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border: none;
    border-radius: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 46, 93, 0.3);
}

    .btn-primary:hover:not(:disabled) {
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(0, 46, 93, 0.4);
    }

    .btn-primary:disabled {
        opacity: 0.7;
        transform: none;
    }

.card {
    border-radius: 1.5rem;
    overflow: hidden;
}

.card-header {
    border-radius: 0 !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 46, 93, 0.25);
}

.form-check-input.is-invalid {
    border-color: #dc3545;
}

.validation-message {
    display: block;
    margin-top: 0.25rem;
}

.form-text {
    font-size: 0.875rem;
    color: #6b7280;
    margin-top: 0.25rem;
}

.alert-danger {
    border-radius: 0.75rem;
    border: none;
    background-color: #fef2f2;
    color: #dc2626;
    border-left: 4px solid #dc2626;
}

@media (max-width: 768px) {
    .card-body {
        padding: 2rem !important;
    }

    .btn-lg {
        padding: 0.75rem 2rem !important;
    }

    .form-control, .form-select {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Loading animation */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.fa-spin {
    animation: spin 1s linear infinite;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Modal styling */
.modal-content {
    border-radius: 1rem;
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border-radius: 1rem 1rem 0 0;
}

.btn-close {
    filter: invert(1);
}