:root {
    --primary-color: #0056b3;
    /* Azul Eléctrico ADI */
    --secondary-color: #f6891f;
    /* Nuevo Naranja ADI */
    --text-color: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3 {
    line-height: 1.2;
}

/* Utils */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 18px 36px;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: var(--secondary-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.4);
}

.btn-primary:hover {
    background: #e68a00;
    transform: translateY(-2px);
}

/* Header / Sticky Navigation */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 70px;
    /* Aumentado de 50px a 70px */
    width: auto;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    background: url('image-hero2.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    text-align: left;
    position: relative;
}

/* Añadir un ligero oscurecimiento genérico si es necesario para legibilidad, pero sin el azul fuerte */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    /* Overlay negro muy sutil para asegurar legibilidad del texto blanco */
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-bullets {
    list-style: none;
    margin-bottom: 40px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.hero-bullets li::before {
    content: '✓';
    margin-right: 10px;
    color: var(--secondary-color);
    font-weight: bold;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 15px;
    border-radius: 50px;
    margin-bottom: 25px;
    font-size: 0.95rem;
    backdrop-filter: blur(5px);
}

.hero-badge img {
    width: 20px;
    height: auto;
}

/* Why ADI Section with Background */
.why-adi {
    padding: 100px 0;
    background: linear-gradient(rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.95)), url('image-int-1.jpg');
    background-size: cover;
    background-position: center;
}

.why-adi h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--light-bg);
    padding: 40px;
    border-radius: 12px;
    border-bottom: 4px solid var(--primary-color);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
}

.card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Reviews Section - Google Style */
.reviews {
    padding: 100px 0;
    background: var(--light-bg);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.review-card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
    border: 1px solid #eee;
}

.google-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.google-logo {
    width: 20px;
    height: 20px;
}

.stars {
    color: #fbbc05;
    /* Google Gold */
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.review-text {
    font-style: italic;
    color: #555;
}

.reviewer-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
}

.reviewer-avatar {
    width: 40px;
    height: 40px;
    background: #ccc;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
}

/* Footer style for Call Focus */
.cta-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('image-int-1.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-bullets {
        grid-template-columns: 1fr;
    }

    .hero {
        text-align: center;
    }
}

/* Mobile Optimization - ADI Electric */
@media (max-width: 768px) {
    header .btn-tel {
        display: none !important;
    }

    .header-container {
        justify-content: center;
    }

    .mobile-sticky-footer {
        display: flex !important;
    }

    .hero {
        text-align: center;
    }

    footer {
        padding-bottom: 100px !important;
    }
}

.mobile-sticky-footer {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--secondary-color);
    color: var(--white);
    text-align: center;
    z-index: 2000;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.3rem;
    padding: 20px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.2);
}

.mobile-sticky-footer svg {
    fill: white;
}