/* Custom CSS for Freight Agent Website */

:root {
    --navy-blue: #1e3a8a;
    --light-navy: #3b82f6;
    --gray-text: #4b5563;
    --light-gray: #f8fafc;
    --white: #ffffff;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--white);
    color: var(--gray-text);
    line-height: 1.6;
    padding: 40px 0;
}

.container {
    max-width: 900px;
}

.navy-text {
    color: var(--navy-blue) !important;
    font-weight: 600;
}

.display-4 {
    font-weight: 700;
    margin-bottom: 0;
}

.intro-section {
    background-color: var(--light-gray);
    padding: 30px;
    border-radius: 10px;
    border-left: 4px solid var(--navy-blue);
}

.intro-section .lead {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--gray-text);
}

.form-section {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
}

.section-header {
    background-color: var(--light-gray);
    padding: 15px 20px;
    margin: 0 -30px 25px -30px;
    border-bottom: 2px solid var(--navy-blue);
}

.section-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.form-label {
    font-weight: 600;
    color: var(--navy-blue);
    margin-bottom: 8px;
}

.form-control,
.form-select {
    border: 2px solid #d1d5db;
    border-radius: 6px;
    padding: 10px 12px;
    font-size: 0.95rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--light-navy);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
}

.form-check-inline {
    margin-right: 0;
    margin-bottom: 10px;
}

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

.form-check-input:focus {
    border-color: var(--light-navy);
    box-shadow: 0 0 0 0.25rem rgba(59, 130, 246, 0.25);
}

.form-check-label {
    font-size: 0.9rem;
    color: var(--gray-text);
    margin-left: 5px;
}

.btn-primary {
    background-color: var(--navy-blue);
    border-color: var(--navy-blue);
    font-weight: 600;
    padding: 12px 30px;
    font-size: 1.1rem;
    border-radius: 6px;
    transition: all 0.15s ease-in-out;
}

.btn-primary:hover {
    background-color: var(--light-navy);
    border-color: var(--light-navy);
    transform: translateY(-1px);
}

.btn-primary:focus {
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.5);
}

.text-danger {
    color: #dc2626 !important;
}



/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 20px 0;
    }
    
    .form-section {
        padding: 30px 20px;
        margin: 0 10px;
    }
    
    .section-header {
        margin: 0 -20px 20px -20px;
        padding: 12px 15px;
    }
    
    .intro-section {
        padding: 20px;
        margin: 0 10px 30px 10px;
    }
    
    .checkbox-group {
        flex-direction: column;
        gap: 10px;
    }
    
    .form-check-inline {
        display: block;
        margin-bottom: 8px;
    }
    
    .display-4 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .btn-primary {
        width: 100%;
        padding: 15px;
    }
    
    .container {
        padding: 0 15px;
    }
}

/* Loading state for submit button */
.btn-loading {
    pointer-events: none;
    opacity: 0.65;
}

.btn-loading::after {
    content: "";
    display: inline-block;
    width: 1rem;
    height: 1rem;
    margin-left: 0.5rem;
    border: 0.125rem solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

@keyframes spinner-border {
    to {
        transform: rotate(360deg);
    }
}