/* Reset Básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1a2a3a;   /* Azul institucional */
    --accent-color: #c5a059;    /* Tono dorado/dorado institucional */
    --bg-light: #f4f6f8;
    --text-dark: #222222;
    --text-white: #ffffff;
    --font-main: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 60px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.bg-accent {
    background-color: var(--primary-color);
    color: var(--text-white);
}

/* Encabezado */
.header {
    background: var(--text-white);
    border-bottom: 1px solid #e0e0e0;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    max-height: 50px;
}

.nav-menu a {
    margin-left: 20px;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
}

/* Botones */
.btn-primary, .btn-nav {
    background-color: var(--accent-color);
    color: var(--text-white) !important;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    display: inline-block;
}

/* Tarjetas y Grids */
.mision-vision, .grid-pilares {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.card, .pilar-card {
    background: var(--text-white);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.footer {
    background: #111;
    color: #888;
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}