/* ingenieria_electrica.css - Estilos específicos para la página de Ingeniería Eléctrica */

/* ================= HERO SECTION ================= */
.hero-electrica {
    height: 70vh;
    background: linear-gradient(135deg, rgba(245, 130, 32, 0.85), rgba(0, 0, 0, 0.8)),
                url('https://images.unsplash.com/photo-1621905252507-b35492cc74b4?auto=format&fit=crop&w=2069&q=80') no-repeat center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-white);
    margin-top: 80px;
    position: relative;
}

.hero-electrica .hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5);
}

.hero-electrica .hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
}

/* ================= INTRODUCCIÓN ================= */
.introduction {
    padding: 80px 0;
    background: var(--color-background);
}

.intro-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.intro-text h2 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-size: 2.2rem;
}

.intro-text p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 1.1rem;
}

.intro-stats {
    display: grid;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--color-background-alt);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--color-text);
    font-weight: 600;
    font-size: 1rem;
}

/* ================= SERVICIOS ================= */
.electrical-services {
    padding: 80px 0;
    background: var(--color-background-alt);
}

.electrical-services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-primary);
}

.services-grid {
    display: grid;
    --card-min: 300px;
    --cols: 1;
    grid-template-columns: repeat(var(--cols), minmax(var(--card-min), 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin-inline: auto;
}

.service-card {
    background: var(--color-white);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    text-align: center;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--color-primary);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 700;
}

.service-card p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-card ul {
    list-style: none;
    padding: 0;
    text-align: left;
}

.service-card li {
    padding: 0.5rem 0;
    color: var(--color-text-light);
    position: relative;
    padding-left: 1.5rem;
}

.service-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ================= TECNOLOGÍAS ================= */
.technologies {
    padding: 80px 0;
    background: var(--color-background);
}

.technologies h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-primary);
}

.tech-grid {
    display: grid;
    --card-min: 280px;
    --cols: 1;
    grid-template-columns: repeat(var(--cols), minmax(var(--card-min), 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin-inline: auto;
}

.tech-category {
    background: var(--color-white);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    text-align: center;
    border: 2px solid transparent;
}

.tech-category:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--color-primary);
}

.tech-category h3 {
    color: var(--color-primary);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    text-align: center;
}

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.tech-items {
    display: grid;
    grid-template-columns: 1fr; /* 1 columna en móvil */
    gap: 0.4rem 1rem; /* espacio vertical y horizontal entre elementos */
    align-items: start;
    justify-items: start;
}

@media (min-width: 600px) {
    .tech-items {
        grid-template-columns: repeat(2, minmax(0, 1fr)); /* 2 columnas en pantallas medianas y grandes */
    }
}

.tech-item {
    background: transparent;
    padding: 0;
    border-radius: 0;
    color: var(--color-text);
    font-weight: 500;
    font-size: 1rem;
    box-shadow: none;
    transition: none;
    display: block; /* cada elemento ocupa su celda en la grilla */
    text-align: left;
}

.tech-item:hover {
    background: transparent;
    color: var(--color-text);
    transform: none;
}

/* ================= PROCESO DE IMPLEMENTACIÓN ================= */
.implementation-process {
    padding: 80px 0;
    background: var(--color-background-alt);
}

.implementation-process h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-primary);
}

.process-steps {
    display: grid;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.process-step:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.step-number {
    background: var(--color-primary);
    color: var(--color-white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.step-content p {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ================= BENEFICIOS ================= */
.benefits {
    padding: 80px 0;
    background: var(--color-background);
}

.benefits h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-primary);
}

.benefits-grid {
    display: grid;
    --card-min: 300px;
    --cols: 1;
    grid-template-columns: repeat(var(--cols), minmax(var(--card-min), 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin-inline: auto;
}

.benefit-card {
    background: var(--color-background-alt);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--color-primary);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.benefit-card h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.benefit-card p {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ================= CASOS DE ÉXITO ================= */
.success-cases {
    padding: 80px 0;
    background: var(--color-background-alt);
}

.success-cases h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-primary);
}

.cases-grid {
    display: grid;
    --card-min: 350px;
    --cols: 1;
    grid-template-columns: repeat(var(--cols), minmax(var(--card-min), 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin-inline: auto;
}

.case-card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
}

.case-image {
    height: 200px;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.case-card:hover .case-image img {
    transform: scale(1.05);
}

.case-content {
    padding: 2rem;
}

.case-content h3 {
    color: var(--color-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.case-content p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.case-result {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
}

/* ================= CTA SECTION ================= */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

.cta-section .btn-primary:hover {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.cta-section .btn-secondary {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.cta-section .btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

/* ================= RESPONSIVE ================= */
@media (max-width: 1024px) {
    .hero-electrica .hero-content h1 {
        font-size: 3rem;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .intro-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-electrica {
        height: 60vh;
        margin-top: 70px;
    }
    
    .hero-electrica .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-electrica .hero-content p {
        font-size: 1.1rem;
    }
    
    .intro-stats {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .tech-grid,
    .benefits-grid,
    .cases-grid {
        --cols: 1;
    }
    
    .process-step {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-electrica {
        height: 50vh;
        margin-top: 60px;
    }
    
    .hero-electrica .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .service-card,
    .benefit-card,
    .case-content {
        padding: 1.5rem 1rem;
    }
    
    .stat-item {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* Unified responsive breakpoints for grids: 1 / 2 / 3 columns */
@media (min-width: 600px) {
    .services-grid,
    .tech-grid,
    .benefits-grid,
    .cases-grid {
        --cols: 2;
    }
}

@media (min-width: 1000px) {
    .services-grid,
    .tech-grid,
    .benefits-grid,
    .cases-grid {
        --cols: 2; /* mantener grupos de a dos también en desktop */
    }
}