/* ==== NAVBAR ==== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: auto;
}

.logo img {
    height: 48px;
    width: auto;
}

nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

nav a:hover {
    color: var(--text-accent);
}

.nav-cta {
    background: var(--text-accent);
    color: #000;
    font-weight: 700;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    transition: var(--transition);
}

.nav-cta:hover {
    transform: scale(1.05);
}

/* Móvil */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.8rem;
}

@media (max-width: 768px) {
    nav ul {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }
}

/* =======================
   HERO SECTION
======================= */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at top left, #001a0d 0%, #000 80%);
    color: #fff;
    overflow: hidden;
    position: relative;
    padding: 0 2rem;
    margin-top: 80px;
    /* compensar el header fijo */
}

.hero .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    animation: fadeInLeft 1s ease-out;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #fff;
}

.hero .accent-text {
    color: var(--text-accent);
    text-shadow: 0 0 12px rgba(3, 250, 110, 0.5);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: #b3b3b3;
    margin-bottom: 1.8rem;
    line-height: 1.6;
}

.hero-benefits {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem 0;
}

.hero-benefits li {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    color: #d9d9d9;
}

.hero-benefits i {
    color: var(--text-accent);
    font-size: 1.1rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.btn.cta-primario {
    background: var(--text-accent);
    color: #000;
    font-weight: 700;
    padding: 0.9rem 1.8rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 0 12px rgba(3, 250, 110, 0.4);
}

.btn.cta-primario:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(3, 250, 110, 0.6);
}

.btn.secondary {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    padding: 0.9rem 1.8rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn.secondary:hover {
    border-color: var(--text-accent);
    color: var(--text-accent);
    transform: scale(1.05);
}

.hero-guarantee {
    font-size: 0.9rem;
    color: #bfbfbf;
    margin-top: 0.8rem;
}

.hero-guarantee i {
    color: var(--text-accent);
    margin-right: 6px;
}

/* Imagen */
.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    animation: fadeInRight 1s ease-out;
}

.hero-image img {
    width: 100%;
    max-width: 480px;
    border-radius: 16px;
    object-fit: cover;
    filter: brightness(1.05) contrast(1.1);
    box-shadow: 0 0 25px rgba(3, 250, 110, 0.25);
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 26px;
    height: 42px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    cursor: pointer;
}

.scroll-indicator span {
    display: block;
    width: 4px;
    height: 8px;
    background: var(--text-accent);
    border-radius: 2px;
    margin-top: 6px;
    animation: scrollDown 1.6s infinite;
}

/* Animaciones */
@keyframes scrollDown {

    0%,
    100% {
        transform: translateY(0);
        opacity: 1;
    }

    50% {
        transform: translateY(10px);
        opacity: 0.4;
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsivo */
@media (max-width: 992px) {
    .hero {
        text-align: center;
        height: auto;
        padding-top: 120px;
        padding-bottom: 60px;
    }

    .hero .container {
        flex-direction: column;
        gap: 2rem;
    }

    .hero-image img {
        max-width: 340px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}