:root {
    --primary: #111111;
    --secondary: #333333;
    --text-dark: #222;
    --text-muted: #666;
    --white: #fff;
    --light-bg: #f8fafc;
    --hover-bg: #e5e7eb;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Candara, 'Segoe UI', Calibri, Tahoma, sans-serif;
    line-height: 1.6;
    background: var(--section-bg);
    color: var(--text-dark);
}

a {
    text-decoration: none;
    color: var(--secondary);
    transition: color 0.2s;
}

a:hover {
    color: var(--primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2em;
}

.title {
    font-size: 2.5em;
    font-weight: 700;
    color: var(--primary);
    text-align: center;
    margin-bottom: 0.8em;
}

.subtitle {
    font-size: 1.2em;
    color: var(--text-muted);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4em auto;
    line-height: 1.7;
}

section {
    padding: 6em 0;
    background: var(--section-bg);
}

#servicios {
    background: var(--white); 
}

.btn {
    display: inline-block;
    padding: 0.9em 2em;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1em;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn.primary {
    background: var(--primary);
    color: var(--white);
    border: 1px solid var(--primary);
}

.btn.primary:hover {
    background: #000000;
    border-color: #000000;
    transform: translateY(-2px);
}

.btn.secondary {
    background: transparent;
    border: 1px solid var(--secondary);
    color: var(--secondary);
}

.btn.secondary:hover {
    background: var(--secondary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn.large-btn {
    padding: 1.2em 2.5em;
    font-size: 1.1em;
}


.navbar {
    background: #000000; 
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0;
}

.brand {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 100px;
    width: auto;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2.5em;
}

.nav-links li a {
    color: var(--white);
    font-weight: 600;
    padding: 0.8em 0; 
    display: block;
    transition: color 0.2s;
    font-size: 1.05em;
}

.nav-links li a:hover {
    color: var(--hover-bg);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.6em;
    color: var(--white);
    cursor: pointer;
    padding: 0.6em;
}

.hero {
    color: var(--white);
    padding: 10em 0 8em 0;
    text-align: center;
    position: relative;
    min-height: 40vh;
    display: flex;
    align-items: center;
}

.hero h1 {
    font-size: 3.5em;
    font-weight: 800;
    margin-bottom: 0.5em;
    line-height: 1.1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.5px;
}

.hero .lead {
    font-size: 1.5em;
    font-weight: 300;
    margin-bottom: 2.5em;
    color: #000000;
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    opacity: 0.95;
}

.hero-inner {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: 3em;
    width: 100%;
}

.hero-copy {
    max-width: 900px;
}

.hero-cta {
    margin-top: 3em;
}

.hero-contact-info {
    margin-top: 2.5em;
    font-size: 1.1em;
    color: #e0e0e0;
    font-weight: 400;
}

.about-content {
    display: flex;
    gap: 4em;
    align-items: flex-start;
    margin-bottom: 5em;
}

.about-text {
    flex: 2;
    padding-right: 2em;
}

.about-text h3 {
    font-size: 1.8em;
    color: var(--primary);
    margin-bottom: 1em;
    font-weight: 700;
}

.about-text p {
    font-size: 1.1em;
    margin-bottom: 1.5em;
    line-height: 1.7;
    color: var(--text-dark);
}

.about-stats {
    flex: 1;
    text-align: center;
    padding: 2.5em 2em;
    background: var(--hover-bg);
    border-radius: 16px;
    min-width: 280px;
}

.about-stats .stat {
    font-size: 3.5em;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.3em;
}

.about-stats small {
    display: block;
    color: var(--text-muted);
    margin-bottom: 2em;
    text-transform: uppercase;
    font-weight: 600;
    font-size: 0.9em;
}


.value-carousel-container {
    max-width: 900px;
    margin: 4rem auto 0;
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.value-carousel {
    display: flex;
    transition: transform 0.6s ease-in-out;
    height: 500px;
}

.value-carousel-slide {
    min-width: 100%;
    background: var(--white);
    padding: 4rem 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.value-carousel-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.value-carousel-icon {
    width: 100px;
    height: 100px;
    border-radius: 25px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    transition: transform 0.4s ease;
}

.value-carousel:hover .value-carousel-icon {
    transform: scale(1.05);
}

.value-carousel-icon i {
    font-size: 2.8rem;
    color: var(--white);
}

.value-carousel-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin: 0 0 1rem 0;
    line-height: 1.2;
}

.value-carousel-subtitle {
    font-size: 1.1rem;
    color: var(--secondary);
    font-weight: 600;
    margin: 0 0 2rem 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.value-carousel-description {
    font-size: 1.15rem;
    color: var(--text-dark);
    line-height: 1.7;
    margin: 0;
    max-width: 600px;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2.5rem;
    margin-bottom: 2.5rem;
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--hover-bg);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.carousel-indicator::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    border: 2px solid transparent;
    transition: border-color 0.3s ease;
}

.carousel-indicator:hover::before {
    border-color: var(--secondary);
}

.carousel-indicator.active {
    background: var(--secondary);
    transform: scale(1.2);
}

.carousel-indicator.active::before {
    border-color: var(--secondary);
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-nav:hover {
    background: var(--primary);
    transform: translateY(-50%) scale(1.1);
}

.carousel-nav:hover i {
    color: var(--white);
}

.carousel-nav i {
    font-size: 1.2rem;
    color: var(--secondary);
    transition: color 0.3s ease;
}

.carousel-nav.prev {
    left: 2rem;
}

.carousel-nav.next {
    right: 2rem;
}

.capabilities-grid-2x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    margin-top: 4rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.capability-card-2x2 {
    background: var(--white);
    border-radius: 20px;
    padding: 3rem 2.5rem;
    box-shadow: 0 10px 35px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
    border-top: 4px solid var(--secondary);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.capability-card-2x2:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
    border-top-color: var(--primary);
}

.capability-card-2x2::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
}

.capability-card-2x2:hover::before {
    left: 100%;
}

.capability-icon-2x2 {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.4s ease;
}

.capability-card-2x2:hover .capability-icon-2x2 {
    transform: scale(1.1) rotate(5deg);
}

.capability-icon-2x2 i {
    font-size: 2.2rem;
    color: var(--white);
}

.capability-card-2x2 h3 {
    color: var(--primary);
    font-size: 1.5rem;
    margin: 0 0 1rem 0;
    font-weight: 700;
    line-height: 1.3;
}

.capability-card-2x2 p {
    color: var(--text-dark);
    line-height: 1.7;
    margin: 0;
    font-size: 1.05rem;
    text-align: center;
}

.section-cta {
    text-align: center;
    margin-top: 4em;
}

.section-cta-small {
    padding: 3em 2em;
    background: var(--white);
    border: 1px solid var(--hover-bg);
    border-radius: 16px;
    text-align: center;
    margin: 5em auto;
    max-width: 800px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
}

.section-cta-small h3 {
    color: var(--primary);
    margin-bottom: 0.8em;
    font-size: 1.8em;
    font-weight: 700;
}

.section-cta-small p {
    font-size: 1.1em;
    margin-bottom: 2em;
    color: var(--text-dark);
    line-height: 1.6;
}

.cta-banner {
    background: var(--secondary);
    color: var(--white);
    padding: 6em 0;
    text-align: center;
}

.cta-banner h2 {
    color: var(--white);
    font-size: 2.8em;
    margin-bottom: 0.8em;
    font-weight: 700;
}

.cta-banner p {
    margin-bottom: 2.5em;
    font-size: 1.3em;
    color: #eee;
    line-height: 1.6;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.site-footer {
    background: var(--primary);
    color: var(--white);
    padding: 3em 0;
    text-align: center;
}

.site-footer a {
    color: var(--hover-bg);
    transition: color 0.2s;
}

.site-footer a:hover {
    color: var(--white);
}

.site-footer p {
    margin: 0.8em 0;
    color: #ddd;
    font-size: 1.1em;
}

.site-footer small {
    display: block;
    margin-top: 1.5em;
    color: #bbb;
    font-size: 0.9em;
}

.reveal, .fade-in, .feature-card, .mvv-card, .service-card, .cta-banner, .faq-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.visible, .fade-in.visible, .feature-card.visible, .mvv-card.visible, .service-card.visible, .cta-banner.visible, .faq-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--hover-bg);
    border-radius: 12px;
    margin-bottom: 1.5em;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.faq-question {
    padding: 1.5em 2em;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--primary);
    transition: background 0.3s ease;
    background: var(--white);
    width: 100%; 
    border: none;
    text-align: left;
    font-size: 1.1em;
}

.faq-question:hover {
    background: var(--hover-bg);
}

.faq-question i {
    transition: transform 0.4s ease;
    font-size: 1.1em;
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 2em;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out, padding 0.5s ease-in-out;
    background: var(--light-bg);
}

.faq-answer.show {
    max-height: 600px; 
    padding: 1.5em 2em 2em 2em;
}

.faq-answer p {
    color: var(--text-dark);
    margin-bottom: 1em;
    line-height: 1.7;
}

.faq-answer ul {
    padding-left: 1.5em;
    margin: 1em 0;
}

.faq-answer li {
    margin-bottom: 0.8em;
    line-height: 1.6;
    color: var(--text-dark);
}

@media (max-width: 1024px) {
    .container {
        padding: 0 1.5em;
    }
    
    .about-content {
        gap: 3em;
    }
    
    .value-carousel-container {
        max-width: 800px;
    }
    
    .value-carousel-slide {
        padding: 3rem 2.5rem;
        height: 450px;
    }
    
    .capabilities-grid-2x2 {
        gap: 2rem;
        max-width: 800px;
    }
    
    .capability-card-2x2 {
        padding: 2.5rem 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.2em;
    }
    
    section {
        padding: 4em 0;
    }
    
    .title {
        font-size: 2em;
        margin-bottom: 0.6em;
    }
    
    .subtitle {
        font-size: 1.1em;
        margin-bottom: 3em;
    }
    
    .hero {
        padding: 5em 0;
    }
    
    .hero h1 {
        font-size: 2.4em;
    }
    
    .hero .lead {
        font-size: 1.2em;
    }
    
    .hero-inner {
        flex-direction: column;
        gap: 1.5em;
    }
    
    .about-content {
        flex-direction: column;
        gap: 2em;
        text-align: center;
        margin-bottom: 3em;
    }
    
    .about-text {
        padding-right: 0;
    }
    
    .about-stats {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .value-carousel-container {
        margin: 3rem auto 0;
    }
    
    .value-carousel-slide {
        padding: 2.5rem 2rem;
        height: 400px;
    }
    
    .value-carousel-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 1.5rem;
    }
    
    .value-carousel-icon i {
        font-size: 2.2rem;
    }
    
    .value-carousel-title {
        font-size: 1.6rem;
    }
    
    .value-carousel-subtitle {
        font-size: 1rem;
    }
    
    .value-carousel-description {
        font-size: 1.05rem;
    }
    
    .carousel-nav {
        width: 40px;
        height: 40px;
    }
    
    .carousel-nav.prev {
        left: 1rem;
    }
    
    .carousel-nav.next {
        right: 1rem;
    }
    
    .capabilities-grid-2x2 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 3rem;
    }
    
    .capability-card-2x2 {
        padding: 2rem 1.5rem;
    }
    
    .capability-icon-2x2 {
        width: 70px;
        height: 70px;
        margin-bottom: 1.2rem;
    }
    
    .capability-icon-2x2 i {
        font-size: 1.8rem;
    }
    
    .capability-card-2x2 h3 {
        font-size: 1.3rem;
    }
    
    .nav-links {
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 100%;
        left: 0;
        background: var(--primary);
        padding: 1em 0;
        box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        display: none;
        gap: 0;
    }

    .nav-links.show {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links li {
        text-align: center;
    }

    .nav-links li a {
        padding: 0.8em 0;
        font-size: 1.1em;
    }
    
    .section-cta-small {
        padding: 2.5em 1.5em;
        margin: 4em auto;
    }
    
    .cta-banner {
        padding: 4em 0;
    }
    
    .cta-banner h2 {
        font-size: 2.2em;
    }
    
    .faq-question {
        padding: 1.2em 1.5em;
        font-size: 1em;
    }
    
    .faq-answer.show {
        padding: 1em 1.5em 1.5em 1.5em;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1em;
    }
    
    .title {
        font-size: 1.8em;
    }
    
    .hero h1 {
        font-size: 2em;
    }
    
    .value-carousel-slide {
        padding: 2rem 1.5rem;
        height: 350px;
    }
    
    .value-carousel-icon {
        width: 70px;
        height: 70px;
    }
    
    .value-carousel-title {
        font-size: 1.4rem;
    }
    
    .btn.large-btn {
        padding: 1em 2em;
        font-size: 1em;
    }
    
    .carousel-nav {
        display: none;
    }
}