:root {
    --mbe-red: #d51a00;    /* Primary Action/Brand Color */
    --mbe-black: #1c1819;  /* Primary Text Color */
    --mbe-white: #fff;     /* Page Background */
    --mbe-grey: #e5e3df;   /* Secondary Backgrounds/Borders */
}

body {
    font-family: Arial, sans-serif;
    color: var(--mbe-black);
    background-color: var(--mbe-white);
}

/* --- Top Header (Main Nav) Styling --- */
.primary-menu {
    background-color: var(--mbe-white);
    border-bottom: 3px solid var(--mbe-red);
    padding: 10px 0 !important;
}

.navbar-nav {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
    display: flex;
    align-items: center;
    gap: 15px;
}

.navbar-nav a {
    color: var(--mbe-black);
    text-decoration: none;
    font-weight: bold;
    font-size: 14px;
    padding: 0;
}

.navbar-nav a:hover,
.navbar-nav .dropdown:hover > a {
    color: var(--mbe-red);
}

.dropdown-menu {
    border-top: 2px solid var(--mbe-red);
    border-radius: 0;
}
.dropdown-item:hover {
    background-color: var(--mbe-grey);
    color: var(--mbe-red);
}

/* --- Sub-navigation --- */
.sub-nav {
    background-color: var(--mbe-red);
    padding: 12px 0;
}

.sub-nav-container {
    display: flex;
    overflow-x: auto;
    white-space: nowrap;
    gap: 20px;
    padding-bottom: 5px; 
}

.sub-nav-container::-webkit-scrollbar {
    height: 4px;
}
.sub-nav-container::-webkit-scrollbar-thumb {
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 10px;
}

.sub-nav-link {
    color: var(--mbe-white);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 5px 2px;
    transition: color 0.2s;
}

.sub-nav-link:hover {
    color: var(--mbe-black);
}

.sub-nav-link.active {
    border-bottom: 2px solid var(--mbe-white);
    font-weight: bold;
}

/* --- Product Page Layout --- */
.product-gallery-container {
    background-color: var(--mbe-grey);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #d1cfcb;
}

/* Thumbnail Hover States */
.thumbnail-row .ratio {
    transition: all 0.2s ease-in-out;
    border: 2px solid transparent !important;
}
.thumbnail-row .ratio:hover {
    border-color: var(--mbe-red) !important;
    opacity: 0.85;
}

.product-title {
    color: var(--mbe-black);
    font-weight: 800;
}

/* Form Styles */
.form-label {
    color: var(--mbe-black);
    margin-bottom: 0.25rem;
}

.btn-outline-primary {
    color: var(--mbe-black);
    border-color: #ccc;
    background-color: var(--mbe-white);
}

.btn-outline-primary:hover {
    background-color: var(--mbe-grey);
    border-color: #bbb;
    color: var(--mbe-black);
}

.btn-check:checked + .btn-outline-primary {
    background-color: var(--mbe-red);
    border-color: var(--mbe-red);
    color: var(--mbe-white);
}

.btn-primary {
    background-color: var(--mbe-red);
    border-color: var(--mbe-red);
    color: var(--mbe-white);
    transition: background 0.2s;
}

.btn-primary:hover {
    background-color: var(--mbe-black);
    border-color: var(--mbe-black);
}

.object-fit-cover {
    object-fit: cover;
}

/* Mobile Layout Ordering Trick & Padding Fix */
@media (max-width: 991.98px) {
    .mobile-contents { 
        display: contents; 
    }
    /* Restores Bootstrap column padding overridden by display:contents */
    .mobile-contents > div {
        padding-left: calc(var(--bs-gutter-x) * 0.5) !important;
        padding-right: calc(var(--bs-gutter-x) * 0.5) !important;
        width: 100% !important;
    }
}

/* Modern, Elevated Form Card Styling */
.quote-form-card {
    background-color: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 16px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.06);
    padding: 2rem;
}

.quote-form-card .form-select,
.quote-form-card .form-control {
    border-radius: 8px;
    border: 1px solid #d1cfcb;
    padding: 0.75rem 1rem;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.02);
    transition: all 0.2s ease-in-out;
}

.quote-form-card .form-select:focus,
.quote-form-card .form-control:focus {
    border-color: #d51a00;
    box-shadow: 0 0 0 0.25rem rgba(213, 26, 0, 0.15);
    outline: 0;
}

.form-section-heading {
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1.2px;
    color: #6c757d;
    border-bottom: 2px solid #f4f4f4;
    padding-bottom: 0.5rem;
    margin-bottom: 1.25rem;
}