html, body, * {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}
/* Estilos personalizados para Tecnologías Inalámbricas */

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #0A192F;
    color: #CBD2D9;
    min-height: 100vh;
    padding: 2rem 1rem;
    overflow-x: hidden;
    line-height: 1.3;
}

/* Estilos personalizados para Tecnologías Inalámbricas */

/* El body y html heredan de landing.css para mantener coherencia visual */

.container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.hero-section {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    background: linear-gradient(135deg, #109FFF, #64C1FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(16, 159, 255, 0.3);
}

.hero-subtitle {
    font-size: 1.4rem;
    color: #CBD2D9;
    font-weight: 300;
    letter-spacing: 0.5px;
    line-height: 1.3;
}

.tab-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-button {
    padding: 1rem 2rem;
    border: 1px solid rgba(75, 135, 177, 0.2);
    border-radius: 12px;
    background: rgba(16, 35, 47, 0.8);
    color: #B9E2FF;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(20px);
}
.tab-button:hover {
    background: rgba(16, 159, 255, 0.1);
    border-color: #109FFF;
}
.tab-button.active {
    background: linear-gradient(135deg, #109FFF, #4493FF);
    border-color: #109FFF;
    color: white;
    box-shadow: 0 4px 15px rgba(16, 159, 255, 0.3);
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
    background: rgba(16, 35, 47, 0.8);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2.5rem;
    border: 1px solid rgba(75, 135, 177, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}
.tab-content.active {
    display: block;
}

.category h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #B9E2FF;
    margin-top: 0;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(75, 135, 177, 0.2);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}
th, td {
    border: 1px solid rgba(75, 135, 177, 0.2);
    padding: 1rem;
    text-align: left;
    font-size: 1rem;
    line-height: 1.4;
}
th {
    background-color: rgba(31, 125, 255, 0.1);
    color: #B9E2FF;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
td {
    color: #CBD2D9;
}
tr:nth-child(even) {
    background-color: rgba(16, 35, 47, 0.6);
}
tr:hover {
    background-color: rgba(16, 159, 255, 0.1);
}
.suggestion {
    font-style: italic;
    color: #9AA5B1;
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(16, 159, 255, 0.1);
    border-radius: 12px;
    border-left: 4px solid #109FFF;
    line-height: 1.4;
}
.suggestion strong {
    color: #B9E2FF;
}
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.98);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .tab-button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    .tab-content {
        padding: 1.5rem;
    }
    th, td {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
    table, thead, tbody, th, td, tr {
        display: block;
    }
    thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    tr {
        border: 1px solid rgba(75, 135, 177, 0.2);
        margin-bottom: 1rem;
        border-radius: 12px;
    }
    td:before {
        position: absolute;
        top: 0;
        left: 6px;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        text-align: left;
        font-weight: 600;
        color: #B9E2FF;
        content: attr(data-label);
    }
}