/* ==========================================================================
   INSTALACIONES ÁLVAREZ - STYLE.CSS (OPTIMIZADO)
   1. VARIABLES Y CONFIGURACIÓN GENERAL (TEMA OSCURO PREMIUM ELECTRIC)
   ========================================================================== */
:root {
    /* --- Paleta Corporativa Base --- */
    --primary-color: #0072ce;            /* Azul corporativo */
    --accent-color: #c6d800;             /* Lima / Amarillo eléctrico */
    
    /* --- Fondos Sobrios y Elegantes --- */
    --bg-color: #0b0f19;                 /* Azul noche muy oscuro */
    --bg-alt: #111827;                   /* Gris/azul grafito */
    --surface-color: #1e293b;            /* Tarjetas sólidas */
    
    /* --- Tipografía y Jerarquía --- */
    --text-heading: #ffffff;             /* Blanco puro */
    --text-muted: #94a3b8;               /* Gris técnico */
    
    /* --- Bordes y Sombras --- */
    --border-color: rgba(255, 255, 255, 0.08); 
    --border-accent: rgba(0, 114, 206, 0.4);   
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.25);
    --shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.4);
}

body {
    background-color: var(--bg-color);
    color: var(--text-heading);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    padding: 0;
}

.section {
    padding: 5rem 0;
}

.section-heading {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3.5rem auto;
}

.section-eyebrow,
.services-tag {
    display: inline-block;
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-color);
    margin-bottom: 1rem;
    text-shadow: 0 0 12px rgba(198, 216, 0, 0.25);
}

.section-eyebrow::before,
.services-tag::before {
    display: none;
    content: none;
}

.section-heading h2 {
    font-size: 2.25rem;
    color: var(--text-heading);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-heading p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

/* ==========================================================================
   2. SECCIÓN HERO / CABECERA
   ========================================================================== */
.hero-section,
header.hero {
    position: relative;
    padding: 6rem 1.5rem;
    background: linear-gradient(135deg, rgba(8, 12, 20, 0.88) 0%, rgba(15, 23, 42, 0.92) 100%),
                url('../images/imagen1.jpg') center/cover no-repeat;
    border-bottom: 2px solid rgba(0, 114, 206, 0.3);
}

.hero-section h1, 
.hero-title {
    color: #ffffff;
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.15;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    color: var(--accent-color);
    font-weight: 700;
}

.hero-description {
    color: var(--text-muted);
}

/* ==========================================================================
   3. SECCIÓN SERVICIOS
   ========================================================================== */
#servicios,
.services-section {
    background-color: var(--bg-color);
    padding: 6rem 0;
}

#servicios h2,
.services-section h2,
.services-title {
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}

#servicios p,
.services-section p,
.services-subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    position: relative;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(8px);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 114, 206, 0.25);
}

.service-card-featured {
    border-color: var(--accent-color);
}

.service-number {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-muted);
    opacity: 0.5;
}

.service-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(0, 114, 206, 0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.35rem;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.75rem;
    flex-grow: 1;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: gap 0.2s ease, color 0.2s ease;
}

.service-link:hover {
    gap: 0.75rem;
    color: #ffffff;
}

.card-status {
    display: none;
}

/* ==========================================================================
   4. SECCIÓN CONFIANZA
   ========================================================================== */
.trust-section {
    padding: 5rem 0;
    background-color: var(--bg-alt);
}

.trust-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.trust-content h2 {
    font-size: 2.25rem;
    color: var(--text-heading);
    margin: 0.5rem 0 1rem 0;
    line-height: 1.2;
}

.trust-content > p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

.trust-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.trust-list-item {
    display: flex;
    gap: 1rem;
}

.trust-list-icon {
    width: 40px;
    height: 40px;
    background-color: rgba(198, 216, 0, 0.15);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    flex-shrink: 0;
}

.trust-list-item h3 {
    font-size: 1.05rem;
    color: var(--text-heading);
    margin-bottom: 0.25rem;
}

.trust-list-item p {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.trust-highlight {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.highlight-card {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.9));
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--accent-color);
    border-radius: 20px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 1.25rem;
    position: relative;
    width: 100%;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.highlight-logo {
    max-width: 360px;
    height: auto;
    object-fit: contain;
    margin-bottom: 0.5rem;
    display: block;
}

.highlight-author {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--accent-color);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-top: 0.5rem;
    display: block;
}

.highlight-small {
    font-size: 1.05rem;
    letter-spacing: 0.15em;
    color: var(--accent-color);
    font-weight: 800;
    text-transform: uppercase;
}

.highlight-card strong {
    font-size: 1.65rem;
    color: #ffffff;
}

.highlight-main {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.highlight-line {
    height: 2px;
    width: 60px;
    background-color: var(--primary-color);
    margin: 0.5rem auto;
}

.highlight-bottom {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ==========================================================================
   5. SECCIÓN PROYECTOS
   ========================================================================== */
.projects-section {
    background-color: var(--bg-color);
    padding: 100px 0;
}

.projects-heading {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
    gap: 2rem;
}

.projects-heading-main h2 {
    font-size: 2.25rem;
    color: #ffffff;
    margin-top: 0.5rem;
}

.projects-heading-main h2 span {
    color: var(--accent-color);
}

.projects-heading-text {
    max-width: 500px;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--surface-color);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-color);
    box-shadow: 0 12px 25px rgba(0, 114, 206, 0.3);
}

.project-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background-color: #0f172a;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.06);
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    font-size: 1.25rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.project-info p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ==========================================================================
   6. SECCIÓN CONTACTO Y FORMULARIO
   ========================================================================== */
#contacto {
    min-height: 80vh;
    scroll-margin-top: 100px;
}

.contact-section {
    background-color: var(--bg-alt);
    padding: 5rem 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    font-size: 2.25rem;
    color: var(--text-heading);
    margin: 0.5rem 0 1rem 0;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    line-height: 1.6;
    font-size: 1.05rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.contact-item-main {
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-item-main i {
    color: var(--primary-color);
    width: 20px;
    height: 20px;
}

.contact-link {
    color: #ffffff;
    font-weight: 600;
    font-size: 1.05rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--accent-color);
}

.contact-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-action {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.55rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #ffffff;
    background-color: #005bb5;
    border: 1px solid rgba(0, 114, 206, 0.4);
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-action i {
    width: 16px;
    height: 16px;
    color: #ffffff;
}

.btn-action:hover {
    background-color: #005bb5;
    color: #ffffff;
    border-color: #0088ff;
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(0, 136, 255, 0.8), 0 0 25px rgba(0, 114, 206, 0.5);
}

.contact-form {
    background-color: var(--surface-color);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: #ffffff;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: #ffffff;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 114, 206, 0.3);
}

.form-group textarea {
    resize: vertical;
}

/* ==========================================================================
   7. FOOTER
   ========================================================================== */
.site-footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    background-color: var(--bg-color);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.site-footer p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-color);
}

/* ==========================================================================
   8. ADAPTACIÓN MÓVIL / RESPONSIVE
   ========================================================================== */
@media (max-width: 992px) {
    .trust-layout,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .projects-heading {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

@media (max-width: 640px) {
    .contact-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .contact-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 600px) {
    .trust-list {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }
}