/* Authentic Colombian Tricolor Palette */
:root {
    --colombia-yellow: #FCD116;
    --colombia-blue: #003893;
    --colombia-red: #CE1126;
    --dark-charcoal: #111111;
    --pure-white: #FFFFFF;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
}

body {
    background-color: var(--pure-white);
    color: var(--dark-charcoal);
    line-height: 1.6;
}

/* Global Navigation - Brand Dead Centre */
header {
    background-color: var(--dark-charcoal);
    padding: 1.5rem 1rem 1rem 1rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 5px solid var(--colombia-yellow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.logo-center {
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: 4px;
    text-align: center;
}

.logo-center a {
    color: var(--colombia-yellow);
    text-decoration: none;
}

nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    list-style: none;
    gap: 1.5rem;
}

nav ul li a {
    color: #ffffff;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: color 0.3s;
}

nav ul li a:hover, nav ul li a.active {
    color: var(--colombia-yellow);
    border-bottom: 2px solid var(--colombia-red);
    padding-bottom: 2px;
}

/* Vibrant Action Buttons */
.btn {
    display: inline-block;
    padding: 0.9rem 2rem;
    text-decoration: none;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    margin: 0.5rem;
    transition: transform 0.2s, background-color 0.3s;
}

.btn:hover {
    transform: translateY(-3px);
}

.btn-primary {
    background-color: var(--colombia-yellow);
    color: var(--dark-charcoal);
    box-shadow: 0 4px 15px rgba(252, 209, 22, 0.4);
}

.btn-secondary {
    background-color: var(--colombia-red);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(206, 17, 38, 0.4);
}

/* Layout Sections */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.homepage-section {
    padding: 5rem 2rem;
    text-align: center;
}

/* Alternate Section Background Colors using the Tricolor */
.bg-blue-theme {
    background-color: var(--colombia-blue);
    color: #ffffff;
}

.bg-yellow-theme {
    background-color: var(--colombia-yellow);
    color: var(--dark-charcoal);
}

h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

footer {
    background-color: var(--dark-charcoal);
    color: #ffffff;
    text-align: center;
    padding: 2.5rem;
    border-top: 5px solid var(--colombia-red);
    font-size: 0.9rem;
}