body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background-color: #0a0a1a;
    color: white;
    margin: 0;
    padding: 0;
}

/* Navegación */
nav {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 10;
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
}
.logo-text {
    font-size: 1.4rem;
    color: #00ffff;
    text-decoration: none;
    font-weight: bold;
    text-shadow: 0 0 10px #00ffff;
}
.nav-links a {
    color: #00ffff;
    margin: 0 10px;
    text-decoration: none;
    font-weight: bold;
}
.nav-links a:hover,
.nav-links .active {
    color: #ff00ff;
}

/* Encabezado */
.app-header {
    padding-top: 120px;
    text-align: center;
}
.app-header h1 {
    font-size: 2.5rem;
    color: #00ffff;
    text-shadow: 0 0 15px #00ffff;
}
.app-header p {
    color: #ccc;
    font-size: 1.2rem;
}

/* Contenido principal */
.app-info {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 40px;
    padding: 50px;
    animation: fadeUp 1s ease-in-out;
}
.app-image img {
    max-width: 350px;
    border-radius: 15px;
    box-shadow: 0 0 25px rgba(0,255,255,0.4);
}
.app-description {
    max-width: 500px;
}
.app-description h2 {
    color: #00ffff;
    text-shadow: 0 0 10px #00ffff;
}
.app-description p {
    color: #ddd;
    line-height: 1.6;
}

/* Botón */
.btn-neon {
    display: inline-block;
    margin-top: 20px;
    padding: 14px 35px;
    border: 2px solid #00ffff;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 8px;
    color: #00ffff;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    text-shadow: 0 0 10px #00ffff;
    box-shadow: 0 0 20px #00ffff;
    transition: all 0.3s ease-in-out;
}
.btn-neon:hover {
    background: #00ffff;
    color: #0a0a1a;
    box-shadow: 0 0 25px #ff00ff, 0 0 40px #00ffff;
}

/* Características */
.app-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    padding: 40px;
}
.feature {
    background: rgba(0,0,0,0.5);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    width: 250px;
    box-shadow: 0 0 20px rgba(0,255,255,0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}
.feature:hover {
    transform: translateY(-8px);
    box-shadow: 0 0 25px rgba(255,0,255,0.5);
}
.feature h3 {
    color: #00ffff;
    text-shadow: 0 0 10px #00ffff;
}
.feature p {
    color: #ccc;
}

/* Galería */
.gallery-section {
    text-align: center;
    padding: 50px;
}
.gallery-section h2 {
    font-size: 2rem;
    color: #00ffff;
    text-shadow: 0 0 15px #00ffff;
    margin-bottom: 10px;
}
.gallery-section p {
    color: #ccc;
    margin-bottom: 25px;
}

.carousel-container {
    position: relative;
    max-width: 100%;
    margin: auto;
    overflow-x: hidden;
    padding: 20px 0;
}
.carousel {
    display: flex;
    gap: 20px;
    scroll-behavior: smooth;
    overflow-x: auto;
    scrollbar-width: none;
}
.carousel::-webkit-scrollbar {
    display: none;
}
.carousel img {
    width: 250px;
    flex-shrink: 0;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0,255,255,0.4);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.carousel img:hover {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(255,0,255,0.6);
}

/* Botones de navegación carrusel */
.prev, .next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    z-index: 10;
}
.prev:hover, .next:hover {
    background: rgba(255,0,255,0.6);
}
.prev { left: 10px; }
.next { right: 10px; }

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 999;
    padding-top: 60px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 26, 0.95);
    text-align: center;
}
.modal-content {
    max-width: 80%;
    max-height: 80vh;
    box-shadow: 0 0 25px #00ffff;
    border-radius: 15px;
}
.close {
    position: absolute;
    top: 15px;
    right: 30px;
    font-size: 2rem;
    color: white;
    cursor: pointer;
}
.close:hover {
    color: #ff00ff;
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(6px);
    text-align: center;
    padding: 15px;
}
footer p {
    margin: 5px 0;
}
.icon {
    width: 28px;
    margin: 0 8px;
    transition: transform 0.3s ease;
}
.icon:hover {
    transform: scale(1.2);
}

/* Animación */
@keyframes fadeUp {
    from {opacity: 0; transform: translateY(20px);}
    to {opacity: 1; transform: translateY(0);}
}