:root {
    --bs-primary: #D90429;
    /* Vivid Red */
    --bs-primary-rgb: 217, 4, 41;
    --bs-secondary: #2B2D42;
    /* Dark Blue-Black */
    --bs-secondary-rgb: 43, 45, 66;
    --bs-dark: #121212;
    /* Premium Black */
    --bs-light: #F8F9FA;
    --bs-body-bg: #FFFFFF;
    --bs-body-color: #111111;
    /* Darker black for higher contrast */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

body {
    font-family: var(--font-body);
    color: var(--bs-body-color);
    background-color: var(--bs-body-bg);
    line-height: 1.6;
    font-weight: 400;
    /* Ensure it is not too thin */
}

.lead {
    font-weight: 400;
    /* Increase weight from bootstrap default 300 */
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    /* Bold but not blocky */
    color: var(--bs-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

/* Navbar Styling */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    padding-top: 1rem;
    padding-bottom: 1rem;
    transition: all 0.3s ease;
}

.navbar-brand .brand-text {
    font-family: var(--font-heading);
    color: var(--bs-primary);
    font-size: 1.5rem;
}

@media (max-width: 576px) {
    .navbar-brand .brand-text {
        font-size: 1.1rem;
        /* Shrink text to fit alongside hamburger menu */
    }
}

/* Premium Button Styling */
.btn-primary {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: #fff;
    font-weight: 600;
    text-transform: uppercase;
    padding: 0.75rem 2rem;
    border-radius: 2px;
    /* Industrial look */
    letter-spacing: 1px;
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: 0 4px 6px rgba(217, 4, 41, 0.3);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: #EF233C !important;
    /* Slightly lighter red */
    border-color: #EF233C !important;
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(217, 4, 41, 0.4);
}

/* Section Styling */
.section {
    padding-top: 6rem;
    padding-bottom: 6rem;
    position: relative;
}

.bg-light {
    background-color: #F8F9FA !important;
}

.bg-dark-premium {
    background-color: var(--bs-dark) !important;
    color: #fff !important;
}

.bg-dark-premium h1,
.bg-dark-premium h2,
.bg-dark-premium h3,
.bg-dark-premium p,
.bg-dark-premium .lead {
    color: #fff !important;
}

/* Hero Section */
#start {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bs-dark);
}

.hero-image-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
}

/* Overlay gradient */
#start::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(18, 18, 18, 0.9) 0%, rgba(217, 4, 41, 0.2) 100%);
    z-index: 1;
}

#start .container {
    position: relative;
    z-index: 2;
}

#start h1 {
    font-size: 3.5rem;
    color: #fff;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

#start .lead {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
    margin-bottom: 2rem;
}

/* Cards & Features */
.bi.text-primary {
    color: var(--bs-primary) !important;
}

.card-hover-effect {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-color: #fff;
}

.card-hover-effect:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Specific Adjustments for Layouts */
.fw-bold {
    font-weight: 700 !important;
}

/* Advantages Section Icons */
.section .bi {
    display: inline-block;
    transition: transform 0.3s ease;
}

.section .col:hover .bi {
    transform: scale(1.1);
}

/* Accordion Styling */
.accordion-item {
    border: none;
    background-color: #fff;
    margin-bottom: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.accordion-button {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    padding: 1.25rem;
    background-color: #fff;
    color: var(--bs-dark);
}

.accordion-button:not(.collapsed) {
    background-color: var(--bs-primary);
    color: #fff;
    box-shadow: none;
}

.accordion-button:not(.collapsed)::after {
    filter: brightness(0) invert(1);
}

.accordion-body {
    padding: 1.5rem;
    background-color: #fff;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

/* Footer */
footer {
    background-color: var(--bs-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 4rem 0;
}

footer a {
    color: #fff;
    text-decoration: none;
    transition: color 0.2s;
}

footer a:hover {
    color: var(--bs-primary);
}

/* Form Styling */
/* Form Styling */
.form-control,
.form-select {
    padding: 0.9rem 1.1rem;
    /* Slightly larger padding */
    font-size: 1.1rem;
    /* Bigger text inside inputs */
    border-radius: 0;
    border: 1px solid #ced4da;
    background-color: #f8f9fa;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    box-shadow: none;
    border-color: var(--bs-dark);
    /* Dark border on focus */
    background-color: #fff;
    border-left: 4px solid var(--bs-primary);
    /* Industrial Red Accent */
}

/* Form Card Container Styling */
form .card {
    border: none;
    border-radius: 0;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    background-color: #fff;
}

form .card-header {
    background-color: var(--bs-dark);
    color: #fff;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.15rem;
    /* Larger header */
    text-transform: uppercase;
    border-radius: 0;
    padding: 1.25rem 1.75rem;
    /* More breathing room */
    border-bottom: 3px solid var(--bs-primary);
    /* Red line separator */
}

form .card-body {
    padding: 2.5rem;
    /* More spacing */
    border: 1px solid #eee;
    border-top: none;
}

.form-label {
    font-weight: 700;
    /* Bolder */
    font-size: 0.95rem;
    /* Larger than before */
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--bs-secondary);
    margin-bottom: 0.6rem;
}

/* Checkbox & Radio Labels */
.form-check-label {
    font-size: 1.15rem;
    /* Even bigger options for readability */
    padding-left: 0.5rem;
    color: #333;
    font-weight: 400;
    cursor: pointer;
}

.form-check-input {
    width: 1.2em;
    /* Bigger checkbox/radio */
    height: 1.2em;
    cursor: pointer;
}

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

/* Helper Text */
.form-text {
    font-size: 0.95rem;
    /* Significantly bigger than default small text */
    color: #555;
    /* Darker for better contrast */
    margin-top: 0.5rem;
    font-style: italic;
}

/* Responsive utilities */
@media (max-width: 768px) {
    #start h1 {
        font-size: 2.5rem;
    }
}

/* Landing Page Checkmarks */
.list-unstyled .bi-check-lg {
    font-size: 1.5em;
    /* Make them bigger */
    vertical-align: middle;
    /* Align nicely with text */
    position: relative;
    top: -2px;
    /* Slight visual tweak */
    margin-right: 0.5rem !important;
}