:root {
    --primary-color: #002567; /* Corporate Blue */
    --secondary-color: #858796;
    --accent-color: #36b9cc;
    --text-dark: #5a5c69;
    --text-light: #f8f9fa;
    --text-muted: #858796;
    --bg-light: #f8f9fa;
    --bg-card: #ffffff;
    --bg-input: #ffffff;
    --border-color: #e3e6f0;
    --white: #ffffff;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    --radius-sm: 0.35rem;
    --radius-md: 0.5rem;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    padding-bottom: 40px; /* Reduced for smaller footer */
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-dark);
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    color: #224abe;
    text-decoration: underline;
}

/* Navbar */
.navbar {
    background-color: var(--primary-color) !important;
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0; /* Reduced padding */
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white) !important;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--white) !important; /* Strict white */
    transition: opacity 0.3s ease;
    opacity: 0.85;
}

.nav-link:hover, .nav-link.active {
    color: var(--white) !important;
    opacity: 1;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #224abe 100%);
    color: var(--white);
    padding: 5rem 2rem;
    border-radius: var(--radius-md);
    margin-bottom: 3rem;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.hero-section h1 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.hero-section p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 800px;
    margin: 0 auto 2rem;
}

/* Buttons */
.btn {
    font-family: var(--font-heading);
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #224abe;
    border-color: #224abe;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Cards */
.card {
    border: none;
    border-radius: var(--radius-md);
    background-color: var(--bg-card);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.card-header {
    background-color: var(--primary-color) !important;
    border-bottom: 1px solid rgba(0,0,0,0.125);
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 1rem 1.5rem;
    color: var(--white) !important;
}

.card-header h1, .card-header h2, .card-header h3, .card-header h4, .card-header h5, .card-header h6 {
    color: var(--white) !important;
}

.card-header i {
    color: var(--white) !important;
}

.card-body {
    padding: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    padding: 0.5rem 0; /* Minimal padding */
    color: var(--text-muted);
    text-align: center;
    font-size: 0.8rem; /* Minimal font size */
    position: fixed;
    bottom: 0;
    width: 100%;
    z-index: 1000;
}

/* Tables */
.table {
    color: var(--text-dark);
}

.table thead th {
    border-bottom: 2px solid var(--border-color);
    color: var(--primary-color);
    font-weight: 600;
}

/* Forms */
.form-control {
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    border: 1px solid #d1d3e2;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(78, 115, 223, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--text-dark);
}

/* Custom Tab Styles requested by user */
.card-header-tabs .nav-link.active { 
     background-color: #002567 !important; 
     color: #ffffff !important;
     border-bottom-color: var(--bs-card-bg) !important; 
}

/* Apply similar style to other tabs */
.nav-tabs .nav-link.active {
    background-color: #002567 !important;
    color: #ffffff !important;
    border-color: #002567 #002567 var(--bs-card-bg) !important;
}

.nav-pills .nav-link.active {
    background-color: #002567 !important;
    color: #ffffff !important;
}

/* Ensure inactive tabs have readable text and override global .nav-link white color if needed */
.nav-tabs .nav-link, 
.nav-pills .nav-link,
.card-header-tabs .nav-link {
    color: #5a5c69 !important; /* Force dark color for inactive tabs */
    background-color: transparent;
}

.nav-tabs .nav-link:hover, 
.nav-pills .nav-link:hover,
.card-header-tabs .nav-link:hover {
    color: #002567 !important;
    background-color: rgba(0, 37, 103, 0.05);
    border-color: transparent;
}

/* Fix for navbar links to remain white */
.navbar .nav-link {
    color: var(--white) !important;
}

.navbar .nav-link:hover, .navbar .nav-link.active {
    color: var(--white) !important;
    background-color: transparent;
}

/* Custom Primary Background Override */
.bg-primary { 
     --bs-bg-opacity: 1; 
     background-color: rgb(0, 37, 103) !important; 
}

/* Custom mb-0 Override */
.mb-0 { 
     margin-bottom: 0 !important; 
     color: white; 
}