/* VARIABLES & RESET */
:root {
    /* Colores extraídos del Logo [7] */
    --primary-blue: #0077b6;   /* Azul fuerte del texto PADRES */
    --teal-light: #48cae4;     /* Turquesa del gradiente CIBER */
    --teal-dark: #0096c7;      /* Tono intermedio */
    --accent-red: #d62828;     /* Detalle de alerta o bandera */
    --text-dark: #333333;
    --text-light: #f4f4f4;
    --white: #ffffff;
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white); /* Fondo claro solicitado */
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

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

/* HEADER & NAV */
.main-header {
    background: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

.logo {
    max-height: 80px; /* Ajusta el tamaño de tu logo PNG */
    width: auto;
    /* Asegura que si el PNG tiene transparencia, el fondo sea blanco */
    background-color: transparent; 
}

.main-nav ul {
    display: flex;
    gap: 20px;
    align-items: center;
}

.main-nav a {
    color: var(--primary-blue);
    font-weight: 600;
    transition: color 0.3s;
}

.main-nav a:hover {
    color: var(--teal-dark);
}

.btn-tekhnos {
    background-color: var(--primary-blue);
    color: var(--white) !important;
    padding: 8px 15px;
    border-radius: 5px;
}

/* HERO SECTION */
.hero {
    background: linear-gradient(135deg, var(--white) 0%, #e0f7fa 100%);
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    color: var(--primary-blue);
}

.hero .highlight {
    color: var(--accent-red); /* Destacar "Sin pantallas" */
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--teal-dark);
    margin-bottom: 20px;
    font-weight: 300;
    /* Slogan del logo [7]: proteger + prevenir + contener */
}

.hero-buttons {
    margin-top: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    margin: 0 10px;
    font-weight: bold;
    transition: transform 0.2s;
}

.btn:hover { transform: scale(1.05); }

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
}

/* SECTIONS */
.section-padding { padding: 60px 0; }
.bg-light { background-color: #f9fbfd; }

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    color: var(--primary-blue);
    font-size: 2.2rem;
}

/* ABOUT GRID */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.feature-list li {
    margin: 15px 0;
    font-size: 1.1rem;
}

.feature-list i {
    color: var(--teal-light);
    margin-right: 10px;
}

.about-stats {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.stat-card {
    background: var(--primary-blue);
    color: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    min-width: 150px;
}

.stat-card h3 { font-size: 2.5rem; }

/* RESOURCES GRID */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

.card:hover { transform: translateY(-5px); }

.card-icon {
    font-size: 3rem;
    color: var(--teal-dark);
    margin-bottom: 20px;
}

/* PAISES */
.country-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.country-badge {
    background: var(--white);
    border: 1px solid var(--teal-light);
    padding: 10px 20px;
    border-radius: 20px;
    font-weight: 600;
    color: var(--text-dark);
}

/* FOOTER */
.main-footer {
    background: var(--primary-blue);
    color: var(--white);
    padding: 40px 0 20px;
    text-align: center;
}

.social-links {
    margin: 20px 0;
}

.social-btn {
    display: inline-block;
    margin: 10px;
    padding: 10px 20px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border-radius: 5px;
    transition: background 0.3s;
}

.social-btn:hover { background: rgba(255,255,255,0.3); }

.x-btn i, .telegram-btn i { margin-right: 8px; }

/* RESPONSIVE */
@media (max-width: 768px) {
    .nav-container { flex-direction: column; }
    .main-nav ul { flex-direction: column; gap: 10px; margin-top: 15px; }
    .grid-2 { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2rem; }
}