/* =====================================================
   STYLE.CSS - Estilos principales
   Cool Corporate - Amarillo suave + Hero luminoso
   ===================================================== */

/* ===== RESET Y VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #f1c40f;            /* Amarillo principal */
    --primary-dark: #d4ac0d;       /* Amarillo oscuro hover */
    --primary-soft: #f9e784;       /* Amarillo SUAVE tipo resaltador */
    --secondary: #1d3557;
    --accent: #f1faee;
    --dark: #0d1b2a;
    --gray-light: #f8f9fa;
    --gray: #6c757d;
    --gray-dark: #343a40;
    --white: #ffffff;
    --transition: all 0.3s ease;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.15);
    --radius: 8px;
    --font-primary: 'Montserrat', sans-serif;
    --font-heading: 'Playfair Display', serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.header.scrolled {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    height: 50px;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    font-weight: 500;
    font-size: 15px;
    color: var(--dark);
    position: relative;
    padding: 8px 15px;
    border-radius: 5px;
    transition: var(--transition);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-menu a:hover {
    color: var(--primary-dark);
}

/* Página activa: fondo amarillo SUAVE, letras negras */
.nav-menu a.active {
    background: var(--primary-soft);
    color: var(--dark);
    font-weight: 600;
}

.nav-menu a.active::after {
    display: none;
}

.btn-nav {
    background: var(--primary) !important;
    color: var(--dark) !important;
    padding: 10px 25px !important;
    border-radius: var(--radius);
    font-weight: 600 !important;
}

.btn-nav:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-2px);
}

.btn-nav::after {
    display: none !important;
}

/* ===== SUBMENÚ DESPLEGABLE ===== */
.has-submenu {
    position: relative;
}

.has-submenu > a i {
    font-size: 10px;
    margin-left: 6px;
    transition: var(--transition);
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 250px;
    box-shadow: var(--shadow);
    border-radius: var(--radius);
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 999;
    list-style: none;
}

.has-submenu:hover .submenu,
.has-submenu.open .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.has-submenu:hover > a i {
    transform: rotate(180deg);
}

.submenu li a {
    display: block;
    padding: 12px 22px;
    color: var(--dark);
    font-size: 14px;
    font-weight: 500;
    border-radius: 0;
}

.submenu li a:hover {
    background: var(--primary-soft);
    color: var(--dark);
    padding-left: 28px;
}

.submenu li a::after {
    display: none;
}

/* ===== ACCIONES NAV ===== */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.lang-switcher {
    display: flex;
    gap: 5px;
}

.lang-switcher button {
    background: none;
    border: 1px solid var(--gray);
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: var(--transition);
}

.lang-switcher button.active,
.lang-switcher button:hover {
    background: var(--secondary);
    color: var(--white);
    border-color: var(--secondary);
}

.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    transition: var(--transition);
}

/* ===== HERO (IMAGEN LUMINOSA, SIN VÍDEO) ===== */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    filter: brightness(1.15) saturate(1.1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(13, 27, 42, 0.35) 0%, rgba(29, 53, 87, 0.25) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.1;
    animation: fadeInUp 1s ease;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-title span {
    color: var(--primary);
    font-style: italic;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    margin-bottom: 40px;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.2s backwards;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.hero-ctas {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s backwards;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 24px;
    z-index: 3;
    animation: bounce 2s infinite;
    cursor: pointer;
}

/* ===== BOTONES ===== */
.btn {
    display: inline-block;
    padding: 15px 35px;
    font-weight: 600;
    font-size: 15px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--primary);
    color: var(--dark);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: var(--white);
    color: var(--secondary);
}

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

.btn-outline {
    border: 2px solid var(--secondary);
    color: var(--secondary);
    background: transparent;
}

.btn-outline:hover {
    background: var(--secondary);
    color: var(--white);
}

.btn-large {
    padding: 20px 50px;
    font-size: 17px;
}

/* ===== SECCIONES GENERALES ===== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    background: var(--primary-soft);
    color: var(--dark);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--dark);
    margin-bottom: 15px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 17px;
    color: var(--gray);
}

/* ===== STATS ===== */
.stats {
    background: var(--secondary);
    color: var(--white);
    padding: 80px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
}

.stat-number {
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 700;
    color: var(--primary);
    display: inline-block;
}

.stat-plus {
    font-size: 2rem;
    color: var(--primary);
    display: inline-block;
}

.stat-label {
    font-size: 16px;
    margin-top: 10px;
    opacity: 0.9;
}

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 50px 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #eee;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-soft);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 32px;
    color: var(--dark);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--primary);
    color: var(--dark);
    transform: rotateY(360deg);
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--dark);
}

.service-card p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.7;
}

.service-link {
    color: var(--primary-dark);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.service-link:hover {
    gap: 12px;
}

/* ===== SECTORS ===== */
.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.sector-card {
    position: relative;
    height: 350px;
    border-radius: var(--radius);
    overflow: hidden;
    background-size: cover;
    background-position: center;
    cursor: pointer;
}

.sector-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13, 27, 42, 0.9) 0%, rgba(13, 27, 42, 0.3) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    color: var(--white);
    transition: var(--transition);
}

.sector-card:hover .sector-overlay {
    background: linear-gradient(to top, rgba(241, 196, 15, 0.9) 0%, rgba(13, 27, 42, 0.5) 100%);
}

.sector-overlay h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.sector-overlay a {
    color: var(--white);
    font-weight: 600;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.sector-card:hover .sector-overlay a {
    opacity: 1;
    transform: translateY(0);
}

/* ===== PORTFOLIO ===== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 350px;
    gap: 20px;
    margin-bottom: 0px;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
}

.portfolio-item.large {
    grid-row: span 2;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

.portfolio-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 25px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
    color: var(--white);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-info {
    opacity: 1;
}

.portfolio-tag {
    display: inline-block;
    background: var(--primary-soft);
    color: var(--dark);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.portfolio-info h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.portfolio-info a {
    color: var(--white);
    font-weight: 600;
}

.center-cta {
    text-align: center;
}

/* ===== PROCESS ===== */
.process {
    background: var(--gray-light);
}

.process-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.process-step {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    align-items: flex-start;
}

.step-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    min-width: 80px;
    font-family: var(--font-heading);
}

.step-content h3 {
    font-size: 22px;
    margin-bottom: 10px;
    color: var(--dark);
}

.step-content p {
    color: var(--gray);
}

/* ===== TESTIMONIALS ===== */
.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary);
}

.testimonial-rating {
    color: #ffc107;
    margin-bottom: 20px;
    font-size: 18px;
}

.testimonial-text {
    font-style: italic;
    color: var(--gray-dark);
    margin-bottom: 25px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author h4 {
    font-size: 16px;
    margin-bottom: 3px;
}

.testimonial-author span {
    font-size: 14px;
    color: var(--gray);
}

/* ===== BLOG ===== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

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

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.blog-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.blog-date {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary-soft);
    color: var(--dark);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.blog-content {
    padding: 30px;
}

.blog-category {
    display: inline-block;
    background: var(--primary-soft);
    color: var(--dark);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.blog-content h3 {
    font-size: 20px;
    margin-bottom: 12px;
    line-height: 1.3;
}

.blog-content p {
    color: var(--gray);
    margin-bottom: 20px;
}

.blog-link {
    color: var(--primary-dark);
    font-weight: 600;
}

/* ===== CTA FINAL ===== */
.final-cta {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 100px 20px;
}

.final-cta h2 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.final-cta p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 20px;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 25px;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--dark);
    transform: translateY(-3px);
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary);
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 25px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

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

/* ===== ANIMACIONES ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}