/* ===========================
   CSS Variables
   =========================== */
:root {
    /* Colors */
    --primary-color: #2563EB;
    --primary-dark: #1E40AF;
    --primary-light: #3B82F6;
    --secondary-color: #1E293B;
    --secondary-light: #475569;
    --accent-color: #10B981;
    --background-color: #FFFFFF;
    --background-light: #F8FAFC;
    --background-gray: #E2E8F0;
    --text-primary: #1E293B;
    --text-secondary: #475569;
    --text-light: #64748B;
    --border-color: #E2E8F0;

    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Container */
    --container-max-width: 1200px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* ===========================
   Base Styles
   =========================== */
body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    background-color: var(--background-color);
    font-size: 16px;
    line-height: 1.6;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===========================
   Navigation
   =========================== */
.navbar {
    background-color: var(--primary-color);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-img {
    height: 50px;
    width: auto;
    display: block;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--background-color);
    letter-spacing: -0.025em;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--background-color);
    font-weight: 500;
    transition: opacity var(--transition-fast);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 6px;
}

.nav-link:hover,
.nav-link.active {
    opacity: 0.8;
    background-color: rgba(255, 255, 255, 0.1);
}

/* Language Switcher */
.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding-left: var(--spacing-lg);
    border-left: 1px solid rgba(255, 255, 255, 0.3);
}

.lang-link {
    color: var(--background-color);
    font-weight: 600;
    font-size: 0.875rem;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
    text-decoration: none;
}

.lang-link:hover,
.lang-link.active {
    opacity: 1;
}

.lang-separator {
    color: var(--background-color);
    opacity: 0.5;
    font-size: 0.875rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-xs);
}

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

/* ===========================
   Hero Section
   =========================== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%),
                url('https://images.unsplash.com/photo-1631217868264-e5b90bb7e133?w=1920&auto=format&fit=crop&q=80');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    color: var(--background-color);
    padding: var(--spacing-3xl) 0;
    text-align: center;
    position: relative;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.85) 0%, rgba(30, 64, 175, 0.9) 100%);
    z-index: 1;
}

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

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.025em;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================
   Buttons
   =========================== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all var(--transition-normal);
    text-align: center;
    border: 2px solid transparent;
}

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

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

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

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

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

.btn-light:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* ===========================
   Sections
   =========================== */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

.services-overview {
    padding: var(--spacing-3xl) 0;
    background-color: var(--background-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.service-card {
    background-color: var(--background-color);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

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

.service-card-content {
    padding: var(--spacing-xl);
}

.service-icon {
    width: 64px;
    height: 64px;
    background-color: var(--primary-light);
    color: var(--background-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.service-icon svg {
    width: 36px;
    height: 36px;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.service-link:hover {
    color: var(--primary-dark);
}

/* ===========================
   Why Choose Us
   =========================== */
.why-choose-us {
    padding: var(--spacing-3xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-item {
    text-align: center;
    padding: var(--spacing-lg);
}

.feature-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===========================
   CTA Section
   =========================== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--background-color);
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

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

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

/* ===========================
   Footer
   =========================== */
.footer {
    background-color: var(--secondary-color);
    color: var(--background-color);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

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

.footer-heading {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-text {
    color: var(--background-gray);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.footer-legal {
    color: var(--background-gray);
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--background-gray);
    transition: color var(--transition-fast);
}

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

.footer-contact {
    color: var(--background-gray);
}

.footer-contact li {
    margin-bottom: var(--spacing-xs);
}

.footer-contact a {
    color: var(--primary-light);
    transition: color var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--background-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: var(--background-gray);
    font-size: 0.875rem;
}

/* ===========================
   Page Header
   =========================== */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--background-color);
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.page-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.025em;
}

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

/* ===========================
   Service Detail Pages
   =========================== */
.service-detail {
    padding: var(--spacing-3xl) 0;
}

.service-detail-alt {
    background-color: var(--background-light);
}

.service-detail-hero {
    width: 100%;
    height: 350px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
}

.service-detail-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-detail-content {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--spacing-xl);
    align-items: start;
}

.service-detail-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.service-detail-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-md);
    color: var(--primary-color);
}

.service-detail-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.service-list {
    list-style: disc;
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.service-list li {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
}

.service-list strong {
    color: var(--text-primary);
}

.service-detail-cta {
    position: sticky;
    top: 100px;
}

.cta-card {
    background-color: var(--background-color);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.service-detail-alt .cta-card {
    background-color: var(--background-light);
    border: 2px solid var(--border-color);
}

.cta-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.cta-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

/* ===========================
   About Page
   =========================== */
.about-section {
    padding: var(--spacing-3xl) 0;
}

.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-image {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.section-title-left {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    letter-spacing: -0.025em;
    text-align: left;
}

.about-content {
    max-width: 100%;
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    font-size: 1.125rem;
}

.mission-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--background-light);
}

.mission-text {
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.value-card {
    background-color: var(--background-color);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.value-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.value-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.differentiators-section {
    padding: var(--spacing-3xl) 0;
}

.differentiators-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.differentiator-item {
    text-align: center;
}

.differentiator-icon {
    width: 80px;
    height: 80px;
    background-color: var(--primary-light);
    color: var(--background-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.differentiator-icon svg {
    width: 40px;
    height: 40px;
}

.differentiator-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.differentiator-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.company-details-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--background-light);
}

.company-details-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.detail-card {
    background-color: var(--background-color);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-color);
}

.detail-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.detail-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9375rem;
}

.detail-card strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* ===========================
   Contact Page
   =========================== */
.contact-section {
    padding: var(--spacing-3xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-heading {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.contact-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    font-size: 1.125rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--background-light);
    border-radius: 12px;
}

.contact-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background-color: var(--primary-light);
    color: var(--background-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-details h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-link {
    color: var(--primary-color);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--primary-dark);
}

.map-container {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-md);
}

.map-container iframe {
    width: 100%;
    height: 100%;
}

.map-address {
    color: var(--text-secondary);
    line-height: 1.8;
}

.map-address strong {
    color: var(--text-primary);
    font-weight: 600;
}