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

/* COLORES */
:root {
    --red: #8B0000;
    --black: #0d0d0d;
    --gray: #1a1a1a;
    --white: #ffffff;
    --light: #cccccc;
}

/* BODY */
body {
    font-family: 'Segoe UI', sans-serif;
    background: var(--black);
    color: var(--white);
}

/* =========================
   NAVBAR
========================= */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0,0,0,0.95);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 25px;
    border-bottom: 1px solid var(--red);
    z-index: 1000;
}

/* LOGO */
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo img {
    width: 50px;
}

.nav-logo span {
    font-weight: bold;
    font-size: 1.3rem;
}

/* LINKS */
.nav-links {
    list-style: none;
    display: flex;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    color: var(--white);
    transition: 0.3s;
}

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

/* =========================
   HERO
========================= */
.hero {
    padding-top: 120px;
    text-align: center;
    padding-inline: 20px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

/* =========================
   VIDEO 9:16
========================= */
.video-wrapper {
    display: flex;
    justify-content: center;
}

.video-wrapper video {
    width: 320px;
    aspect-ratio: 9/16;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(139,0,0,0.6);
}

/* =========================
   IMAGEN
========================= */
.image img {
    display: block;
    width: 90%;
    max-width: 420px;
    margin: 30px auto;
    border-radius: 15px;
    border: 2px solid var(--red);
    box-shadow: 0 0 20px rgba(139, 0, 0, 0.4);
    transition: 0.3s ease;
}

/* HOVER CORREGIDO */
.image img:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(139, 0, 0, 0.7);
}

/* =========================
   SECTIONS
========================= */
.section {
    padding: 80px 20px;
    text-align: center;
}

.section h2 {
    margin-bottom: 15px;
}

.section p {
    max-width: 650px;
    margin: auto;
    color: var(--light);
    line-height: 1.6;
}

/* SECCIÓN OSCURA */
.alt {
    background: var(--gray);
}

/* =========================
   FOOTER
========================= */
footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--red);
    color: var(--light);
}

/* =========================
/* =========================
   CELULAR (MEJOR LEGIBILIDAD)
========================= */
@media (max-width: 768px) {

    .navbar {
        flex-direction: column;
        gap: 12px;
        padding: 12px;
    }

    .nav-logo span {
        font-size: 1.2rem;
    }

    .nav-links {
        gap: 14px;
        font-size: 1rem;
    }

    .hero h1 {
        font-size: 2.2rem;
        padding: 0 10px;
    }

    .hero {
        padding-top: 130px;
    }

    /* VIDEO MÁS GRANDE */
    .video-wrapper video {
        width: 92%;
        max-width: 380px;
    }

    /* IMAGEN MÁS GRANDE */
    .image img {
        width: 92%;
        max-width: 380px;
    }

    /* TEXTO MÁS LEGIBLE */
    .section {
        padding: 60px 18px;
    }

    .section h2 {
        font-size: 1.6rem;
    }

    .section p {
        font-size: 1.1rem;
        line-height: 1.7;
    }

    footer {
        font-size: 0.95rem;
        padding: 25px 15px;
    }
}

/* =========================
   RESPONSIVE PC GRANDE
========================= */
@media (min-width: 1024px) {

    .hero h1 {
        font-size: 3rem;
    }

    .video-wrapper video {
        width: 380px;
    }

    .image img {
        max-width: 450px;
    }

    .section p {
        font-size: 1.1rem;
    }
}