/* Global Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-main);
    color: var(--text-dark, #333);
    line-height: 1.6;
    background-color: var(--bg-white, #fff);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary-color, #003366);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm, 10px);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed, 0.2s);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: var(--container-width, 1380px);
    margin: 0 auto;
    padding: 0 var(--spacing-sm, 15px);
    width: 100%;
}

/* Layout Components */
.section {
    padding: var(--spacing-lg, 60px) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-md, 30px);
}

.grid {
    display: grid;
    gap: var(--spacing-md, 20px);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Global Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 0; /* Zero Radius per requirement */
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-speed, 0.2s);
    border: none;
}

.btn-primary {
    background-color: var(--primary-color, #003366);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--primary-dark, #002244);
}

.btn-accent {
    background-color: var(--accent-color, #ffcc00);
    color: var(--text-dark, #333);
}

.btn-accent:hover {
    background-color: var(--accent-dark, #e6b800);
}

/* Responsive Base */
@media (max-width: 992px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}