/* ============================================
   DTA S.A. - Componentes
   Diseño Profesional Corporativo
   ============================================ */

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: 1000;
    transition: box-shadow var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) 0;
}

.logo {
    height: 45px;
    width: auto;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.language-selector {
    padding: var(--space-1) var(--space-2);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    background: var(--color-white);
    cursor: pointer;
    transition: all var(--transition);
}

.language-selector:hover {
    border-color: var(--color-primary);
}

.language-selector:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 82, 165, 0.1);
}

.btn-intranet {
    padding: var(--space-1) var(--space-3);
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--transition);
}

.btn-intranet:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-1px);
}

/* Navegación */
.nav {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-link {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-gray-700);
    padding: var(--space-1) 0;
    transition: color var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--color-gray-900);
}

.nav-link.active {
    color: var(--color-gray-900);
}

/* Menú Mobile */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-1);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-gray-900);
    transition: all var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Hero Section - Estilo Frontgrade */
.hero {
    position: relative;
    min-height: 650px;
    display: flex;
    align-items: center;
    padding-top: calc(var(--space-8) + 60px);
    padding-bottom: var(--space-8);
    background-color: var(--color-gray-900);
    background-size: cover;
    background-position: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-4);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

/* Section Header */
.section-header {
    max-width: 800px;
    margin: 0 auto var(--space-8);
}

.section-header.left {
    margin-left: 0;
    margin-right: 0;
    max-width: 700px;
}

.section-tag {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-2);
}

.section-title {
    font-size: var(--text-4xl);
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
    font-weight: 700;
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* Content Block - Alternating Layout (like Frontgrade) */
.content-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    align-items: center;
    margin-bottom: var(--space-12);
}

.content-block.reverse {
    direction: rtl;
}

.content-block.reverse > * {
    direction: ltr;
}

.content-image {
    width: 100%;
    height: 450px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.content-text h3 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-3);
}

.content-text p {
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
}

/* Cards - Estilo Limpio */
.card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.card:hover {
    border-color: var(--color-gray-300);
    box-shadow: var(--shadow-md);
}

/* Card with background image */
.card.card-image {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 350px;
    display: flex;
    align-items: flex-end;
    padding: 0;
    border: none;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card.card-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.card-image-content {
    padding: var(--space-6);
    width: 100%;
    z-index: 2;
    position: relative;
}

.card.card-image .card-icon {
    font-size: 3rem;
    margin-bottom: var(--space-3);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.card.card-image .card-title {
    color: var(--color-white);
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.card.card-image .card-description {
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.6;
    margin-bottom: var(--space-4);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.card-link-image {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-white);
    background: rgba(184, 232, 0, 0.9);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.card-link-image:hover {
    background: var(--color-brand);
    transform: translateX(5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

/* Service cards with reduced height and hover text */
.card.card-image.card-service {
    min-height: 110px !important;
    max-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card.card-service .card-image-content {
    text-align: center;
    padding: var(--space-2);
}

.card.card-service .card-icon {
    font-size: 2rem !important;
    margin-bottom: var(--space-1) !important;
}

.card.card-service .service-description {
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.3s ease, max-height 0.3s ease;
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--text-base);
    line-height: 1.5;
    margin-top: var(--space-2);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.card.card-service:hover .service-description {
    opacity: 1;
    max-height: 200px;
}

.card.card-service:hover .card-icon {
    font-size: 2rem;
    transition: font-size 0.3s ease;
}

.card.card-service .card-title {
    font-size: var(--text-xl);
    transition: font-size 0.3s ease;
}

.card.card-service:hover .card-title {
    font-size: var(--text-lg);
}

/* Original card-image for img elements */
img.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}

.card-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
    color: var(--color-gray-900);
}

.card-description {
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-gray-900);
    font-weight: 500;
    font-size: var(--text-base);
}

.card-link:hover {
    color: var(--color-brand);
}

.card-link::after {
    content: '→';
    transition: transform var(--transition);
}

.card-link:hover::after {
    transform: translateX(4px);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    text-align: center;
}

.stat-item {
    padding: var(--space-4);
}

.stat-number {
    font-size: var(--text-5xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--text-base);
    color: var(--color-gray-600);
    font-weight: 500;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.feature-item {
    text-align: left;
}

/* Feature Item with Background Image */
.feature-item.feature-item-image {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 400px;
    display: flex;
    align-items: flex-end;
    padding: 0;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item.feature-item-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-item-content {
    padding: var(--space-6);
    width: 100%;
    z-index: 2;
    position: relative;
}

.feature-item.feature-item-image .feature-icon {
    background: transparent;
    font-size: 3rem;
    width: auto;
    height: auto;
    margin-bottom: var(--space-3);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.feature-item.feature-item-image .feature-title {
    color: var(--color-white);
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.feature-item.feature-item-image .feature-description {
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* Default Feature Item Styles (for non-image items) */
.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
}

.feature-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
    font-weight: 600;
}

.feature-description {
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: var(--space-12) 0 var(--space-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-section h3 {
    color: var(--color-white);
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
    font-weight: 600;
}

.footer-section p {
    color: var(--color-gray-400);
    line-height: 1.7;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: var(--text-base);
    transition: color var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-gray-800);
    color: var(--color-gray-500);
    font-size: var(--text-sm);
}

.footer-logo {
    width: 120px;
    margin-bottom: var(--space-3);
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-800);
    border-radius: var(--radius-md);
    color: var(--color-gray-400);
    font-size: var(--text-sm);
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--color-gray-700);
    color: var(--color-white);
}

/* Contact Form & Careers Form */
.contact-form input,
.contact-form textarea,
.careers-form input,
.careers-form textarea {
    width: 100%;
    padding: var(--space-2);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-family: var(--font-primary);
    transition: border-color var(--transition);
    margin-bottom: var(--space-3);
}

.contact-form input:focus,
.contact-form textarea:focus,
.careers-form input:focus,
.careers-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 82, 165, 0.1);
}

.contact-form textarea,
.careers-form textarea {
    resize: vertical;
    min-height: 120px;
}

/* Responsive */
@media (max-width: 1024px) {
    .content-block {
        gap: var(--space-6);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-item.feature-item-image {
        min-height: 350px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .header-actions {
        display: flex;
        gap: var(--space-2);
    }

    .header-actions .language-selector {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }

    .header-actions .btn-intranet {
        padding: 0.25rem 0.75rem;
        font-size: 0.75rem;
    }

    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-white);
        padding: var(--space-4);
        gap: var(--space-2);
        box-shadow: var(--shadow-lg);
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }

    .nav.active {
        transform: translateX(0);
    }

    .nav-link {
        width: 100%;
        padding: var(--space-2);
    }

    .nav.active::after {
        content: '';
        display: flex;
        gap: var(--space-2);
        padding-top: var(--space-3);
        border-top: 1px solid var(--color-gray-200);
        margin-top: var(--space-3);
    }

    .hero {
        min-height: 500px;
        padding-top: var(--space-12);
    }

    .hero-title {
        font-size: var(--text-4xl);
    }

    .content-block {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .content-block.reverse {
        direction: ltr;
    }

    .content-image {
        height: 300px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .feature-item.feature-item-image {
        min-height: 320px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta .btn {
        width: 100%;
        text-align: center;
    }
}