/* ==========================================
   VARIABLES Y RESET
   ========================================== */

:root {
    --primary-color: #0078d4;
    --secondary-color: #106ebe;
    --accent-color: #50e6ff;
    --dark-color: #1a1a1a;
    --text-color: #333333;
    --text-light: #666666;
    --background-light: #f5f5f5;
    --white: #ffffff;
    --border-color: #e1e1e1;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

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

/* ==========================================
   CONTAINERS
   ========================================== */

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

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */

.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
    transition: var(--transition);
}

.logo:hover img {
    transform: scale(1.02);
}

.logo-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: var(--transition);
}

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

.btn-contact {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: 0.6rem 1.5rem !important;
    border-radius: 6px;
}

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

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    min-width: 250px;
    padding: 0.5rem 0;
    list-style: none;
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li {
    width: 100%;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-color);
}

.dropdown-menu a:hover {
    background: var(--background-light);
    color: var(--primary-color);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-color);
    border-radius: 3px;
    transition: var(--transition);
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero {
    background: linear-gradient(135deg, #0078d4 0%, #106ebe 100%);
    color: var(--white);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('/images/hero/hero-bg.svg') center center / cover no-repeat;
    opacity: 1;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 30, 61, 0.1);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.highlight {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
}

.stat-label {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--accent-color);
    color: var(--dark-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.125rem;
}

.btn-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-link:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

/* ==========================================
   SECTIONS
   ========================================== */

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* ==========================================
   SOLUTIONS SECTION
   ========================================== */

.solutions {
    padding: 80px 0;
    background: var(--white);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    transition: var(--transition);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.solution-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.solution-icon svg {
    color: var(--white);
}

.solution-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.solution-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.solution-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.solution-features li {
    padding: 0.5rem 0;
    color: var(--text-color);
    position: relative;
    padding-left: 1.5rem;
}

.solution-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

/* ==========================================
   CITIES SECTION
   ========================================== */

.cities {
    padding: 80px 0;
    background: var(--background-light);
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.city-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.city-card h3 {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.city-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

/* ==========================================
   SERVICES SECTION
   ========================================== */

.services {
    padding: 80px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--background-light);
    padding: 2.5rem;
    border-radius: 12px;
    transition: var(--transition);
    position: relative;
}

.service-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-lg);
}

.service-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.2;
    position: absolute;
    top: 1rem;
    right: 1.5rem;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-card p {
    color: var(--text-light);
}

/* ==========================================
   WHY US SECTION
   ========================================== */

.why-us {
    padding: 80px 0;
    background: var(--background-light);
}

.why-us-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.why-us-text h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.why-us-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature {
    display: flex;
    gap: 1rem;
}

.feature-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.feature-content h4 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.feature-content p {
    color: var(--text-light);
}

.why-us-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder svg {
    color: var(--white);
    opacity: 0.3;
}

/* ==========================================
   CTA SECTION
   ========================================== */

.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

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

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

.footer-legal {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================
   CONTACT PAGE
   ========================================== */

.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 80px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.95;
}

.contact-section {
    padding: 80px 0;
    background: var(--background-light);
}

.contact-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.contact-intro h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.contact-intro p {
    font-size: 1.125rem;
    color: var(--text-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.meeting-container {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.meeting-container h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
    text-align: center;
}

.meetings-iframe-container {
    min-height: 700px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.info-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.info-icon svg {
    color: var(--white);
}

.info-card h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--dark-color);
}

.info-card p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.info-card a {
    color: var(--primary-color);
    font-weight: 600;
}

.highlight-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
}

.highlight-card h4 {
    color: var(--white);
}

.benefits-list {
    list-style: none;
    margin-top: 1rem;
}

.benefits-list li {
    padding: 0.5rem 0;
    color: var(--white);
}

.services-overview {
    padding: 80px 0;
    background: var(--white);
}

.services-overview h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.services-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.services-cards .service-card {
    background: var(--background-light);
    padding: 2rem;
    border-radius: 12px;
    transition: var(--transition);
}

.services-cards .service-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-lg);
}

.services-cards .service-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.cities-cta {
    padding: 80px 0;
    background: var(--background-light);
    text-align: center;
}

.cities-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.cities-cta p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.cities-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    max-width: 900px;
    margin: 0 auto;
}

.city-link {
    padding: 0.75rem 1.5rem;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-weight: 600;
    color: var(--text-color);
    transition: var(--transition);
}

.city-link:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.faq-section {
    padding: 80px 0;
    background: var(--white);
}

.faq-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: var(--background-light);
    padding: 2rem;
    border-radius: 12px;
}

.faq-item h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1024px) {
    .nav-menu {
        gap: 1rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

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

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

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        gap: 0;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        width: 100%;
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        background: var(--background-light);
        margin-top: 0.5rem;
    }

    .hero {
        padding: 80px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

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

    .hero-buttons .btn {
        width: 100%;
    }

    .hero-stats {
        gap: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .solutions-grid,
    .services-grid,
    .cities-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }

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

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

    .footer-legal {
        flex-direction: column;
        gap: 0.5rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
    }

    .solution-card,
    .service-card,
    .city-card {
        padding: 1.5rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }
}

/* ==========================================
   LANGUAGE SELECTOR
   ========================================== */

.language-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1rem;
}

.language-selector .lang-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
}

.language-selector .lang-btn:hover {
    background: var(--background-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.language-selector .lang-btn.active {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.language-selector .lang-separator {
    color: var(--border-color);
    font-size: 1rem;
}

/* Responsive language selector */
@media (max-width: 768px) {
    .language-selector {
        margin-left: 0;
        margin-top: 1rem;
        justify-content: center;
        padding-top: 1rem;
        border-top: 1px solid var(--border-color);
    }
}