/* VARIABLES DE DISEÑO (Fácil personalización) */
:root {
    --bg-dark: #000000;
    --bg-surface: #0a0a0a;
    --bg-card: #121212;
    --text-white: #ffffff;
    --text-muted: #aaaaaa;
    --accent-yellow: #eab308; /* Amarillo oro idéntico a los destacados */
    --accent-red: #ff3b30;    /* Color activo del menú según imagen */
    --font-sans: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --max-width: 1100px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

/* ICONOS */
.icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* LISTAS DE VERIFICACIÓN (CHECKS) */
.check-list {
    list-style: none;
    margin-top: 15px;
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--text-white);
}

.check-list li class="icon" {
    margin-top: 4px;
}

/* Lista con checks amarillos */
.check-list .icon {
    color: var(--accent-yellow);
}

/* ENCABEZADO / NAVEGACIÓN */
.main-header {
    background-color: rgba(0, 0, 0, 0.95);
    border-bottom: 1px solid #1a1a1a;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-img {
    height: 45px;
    width: auto;
}

.nav-links ul {
    display: flex;
    list-style: none;
    gap: 25px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-white);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-red);
}

/* HERO SECTION */
.hero {
    padding: 60px 0;
    text-align: center;
    background-color: var(--bg-dark);
}

.hero-sub {
    font-size: 14px;
    color: var(--text-white);
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.hero-title {
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 40px;
    text-transform: uppercase;
}

.hero-title .highlight {
    color: var(--accent-yellow);
    display: block;
    font-size: 40px;
    margin-top: 5px;
}

.hero-image-wrapper {
    max-width: 650px;
    margin: 0 auto 30px auto;
}

.hero-main-img {
    width: 100%;
    border-radius: 0;
}

.hero-footer-text {
    font-size: 16px;
    color: var(--text-white);
    max-width: 700px;
    margin: 0 auto;
    font-weight: 600;
}

/* SECCIONES TÍTULOS */
.section-main-title {
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 50px;
    text-transform: uppercase;
}

.section-main-title .subtitle {
    font-size: 18px;
    text-transform: none;
    font-weight: 400;
    color: var(--text-white);
    display: block;
    margin-top: 5px;
}

/* ZIGZAG GRID (INCLUSIONES) */
.includes-section {
    padding: 60px 0;
    background-color: var(--bg-dark);
}

.zigzag-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.zigzag-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background-color: var(--bg-surface);
    padding: 20px;
    border-radius: 12px;
}

.zigzag-image img {
    width: 100%;
    border-radius: 12px;
    object-fit: cover;
    aspect-ratio: 16 / 9;
}

.zigzag-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-white);
}

.zigzag-content p {
    font-size: 14px;
    color: var(--text-muted);
}

/* SECCIÓN EFECTIVIDAD */
.effectiveness-section {
    padding: 60px 0;
    background-color: var(--bg-dark);
}

.section-sub-title {
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
    margin-top: -45px;
    margin-bottom: 50px;
}

.effectiveness-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.video-placeholder {
    background-color: #050505;
    border: 1px solid #111;
    width: 100%;
    aspect-ratio: 1 / 1.1; /* Proporción alta como se ve en la imagen */
    border-radius: 4px;
}

.effectiveness-content h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
}

.effectiveness-content p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 25px;
}

.impact-box h4 {
    font-size: 18px;
    color: var(--text-white);
    margin-bottom: 10px;
    font-weight: 700;
}

/* SECCIÓN CTA BANNER */
.cta-section {
    padding: 60px 0;
}

.cta-card {
    position: relative;
    background-color: var(--bg-card);
    border: 1px solid #222;
    border-radius: 12px;
    padding: 40px 30px;
    overflow: hidden;
    text-align: center;
}

/* Opcional: fondo con silueta de tiro */
.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(20,20,20,0.6) 0%, rgba(0,0,0,0.9) 100%);
    z-index: 1;
}

.cta-body {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin: 0 auto;
}

.cta-body h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-body p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 25px;
}

.btn-outline {
    display: inline-block;
    border: 1px solid var(--text-white);
    color: var(--text-white);
    text-decoration: none;
    padding: 10px 25px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background-color: var(--text-white);
    color: var(--bg-dark);
}

/* FOOTER */
.main-footer {
    background-color: var(--bg-dark);
    padding: 40px 0 20px 0;
    border-top: 1px solid #111;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
    gap: 20px;
    padding-bottom: 30px;
}

.footer-info {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-info .brand {
    font-size: 16px;
    color: var(--text-white);
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-logo-center {
    display: flex;
    justify-content: center;
}

.footer-round-logo {
    height: 80px;
    width: auto;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #111;
    padding-top: 20px;
    font-size: 11px;
    color: #444;
}

/* RESPONSIVE DESIGN (Media Queries) */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* Simplificado para móviles o para menú desplegable si agregas JS */
    }
    
    .zigzag-row, 
    .zigzag-row.row-reverse,
    .effectiveness-grid,
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 25px;
    }

    .footer-logo-center {
        order: -1;
    }

    .hero-title {
        font-size: 30px;
    }
    
    .hero-title .highlight {
        font-size: 28px;
    }

    .check-list li {
        justify-content: center;
    }
}