/* ===== CSS Variables ===== */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary: #10b981;
    --accent: #f59e0b;
    --dark: #1e293b;
    --dark-light: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f1f5f9;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 12px;
    --radius-sm: 8px;
}

/* ===== Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-icon {
    color: var(--primary);
    font-size: 1.8rem;
}

.logo-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    color: var(--dark-light);
    position: relative;
    padding: 8px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-switch {
    background: var(--light);
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-switch:hover {
    background: var(--primary);
    color: var(--white);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

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

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

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

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

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

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 24px 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: var(--gradient);
    opacity: 0.05;
    border-radius: 50%;
    transform: rotate(-15deg);
}

.hero-content {
    flex: 1;
    max-width: 600px;
    margin-left: 10%;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    flex: 1;
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: 20px 28px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    animation: float 6s ease-in-out infinite;
}

.card-icon {
    font-size: 1.5rem;
}

.card-1 { top: 10%; left: 10%; animation-delay: 0s; }
.card-2 { top: 30%; right: 10%; animation-delay: 1.5s; }
.card-3 { bottom: 30%; left: 5%; animation-delay: 3s; }
.card-4 { bottom: 10%; right: 15%; animation-delay: 4.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* ===== Section Styles ===== */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--dark);
}

/* ===== Features Section ===== */
.features {
    padding: 100px 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
    border-radius: var(--radius);
    background: var(--light);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background: var(--white);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* ===== Services Preview ===== */
.services-preview {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleY(1);
}

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

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.service-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--light);
}

.service-icon {
    font-size: 2.5rem;
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
    color: var(--dark);
}

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

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

/* ===== Stats Section ===== */
.stats {
    padding: 80px 0;
    background: var(--dark);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.stat-item {
    color: var(--white);
}

.stat-number {
    display: block;
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-light);
}

/* ===== CTA Section ===== */
.cta-section {
    padding: 100px 0;
    background: var(--gradient);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

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

.cta-section .btn-primary:hover {
    background: var(--dark);
    color: var(--white);
}


/* ===== Footer ===== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 80px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--gray-light);
    margin-bottom: 16px;
}

.footer-address {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--gray-light);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--gray-light);
    transition: color 0.3s ease;
}

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

.footer-contact p {
    color: var(--gray-light);
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.footer-bottom {
    border-top: 1px solid var(--dark-light);
    padding-top: 24px;
    text-align: center;
    color: var(--gray);
    font-size: 0.9rem;
}

/* ===== About Page ===== */
.page-header {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    text-align: center;
    color: var(--white);
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 16px;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--gray-light);
    max-width: 600px;
    margin: 0 auto;
}

.about-intro {
    padding: 100px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.2rem;
    margin-bottom: 24px;
    color: var(--dark);
}

.about-text p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-image {
    background: var(--gradient);
    border-radius: var(--radius);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.3);
}

.values-section {
    padding: 100px 0;
    background: var(--light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.value-card {
    background: var(--white);
    padding: 48px 32px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.value-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--dark);
}

.value-card p {
    color: var(--gray);
}

.team-section {
    padding: 100px 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.team-card {
    text-align: center;
}

.team-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--gradient);
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--white);
}

.team-card h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.team-card span {
    color: var(--gray);
    font-size: 0.9rem;
}

/* ===== Services Page ===== */
.services-full {
    padding: 100px 0;
}

.services-full-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.service-full-card {
    background: var(--white);
    border: 1px solid var(--light);
    border-radius: var(--radius);
    padding: 48px;
    transition: all 0.3s ease;
}

.service-full-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.service-full-icon {
    font-size: 3rem;
    margin-bottom: 24px;
}

.service-full-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.service-full-card p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.8;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.service-tag {
    background: var(--light);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--dark-light);
}

.process-section {
    padding: 100px 0;
    background: var(--light);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step::after {
    content: '→';
    position: absolute;
    right: -20px;
    top: 40px;
    font-size: 1.5rem;
    color: var(--primary);
}

.process-step:last-child::after {
    display: none;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    margin: 0 auto 20px;
}

.process-step h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.process-step p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* ===== Solutions Page ===== */
.solutions-grid {
    padding: 100px 0;
}

.solution-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-bottom: 80px;
}

.solution-row:nth-child(even) {
    direction: rtl;
}

.solution-row:nth-child(even) > * {
    direction: ltr;
}

.solution-content h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--dark);
}

.solution-content p {
    color: var(--gray);
    margin-bottom: 24px;
    line-height: 1.8;
}

.solution-list {
    margin-bottom: 24px;
}

.solution-list li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    color: var(--dark-light);
}

.solution-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: 700;
}

.solution-visual {
    background: var(--light);
    border-radius: var(--radius);
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
}

.industries-section {
    padding: 100px 0;
    background: var(--light);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.industry-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius);
    text-align: center;
    transition: all 0.3s ease;
}

.industry-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.industry-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.industry-card h4 {
    font-size: 1rem;
    color: var(--dark);
}

/* ===== Contact Page ===== */
.contact-section {
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 24px;
}

.contact-info > p {
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: var(--light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-content h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.info-content p {
    color: var(--gray);
    font-size: 0.95rem;
}

.contact-form {
    background: var(--light);
    padding: 48px;
    border-radius: var(--radius);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.map-section {
    padding: 0 0 100px;
}

.map-container {
    height: 400px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

#map {
    height: 100%;
    width: 100%;
}


/* ===== Privacy & Terms Pages ===== */
.legal-content {
    padding: 100px 0;
}

.legal-container {
    max-width: 800px;
    margin: 0 auto;
}

.legal-container h2 {
    font-size: 1.8rem;
    margin: 48px 0 20px;
    color: var(--dark);
}

.legal-container h2:first-child {
    margin-top: 0;
}

.legal-container h3 {
    font-size: 1.3rem;
    margin: 32px 0 16px;
    color: var(--dark);
}

.legal-container p {
    color: var(--gray);
    margin-bottom: 16px;
    line-height: 1.8;
}

.legal-container ul {
    margin: 16px 0;
    padding-left: 24px;
}

.legal-container li {
    color: var(--gray);
    margin-bottom: 8px;
    line-height: 1.7;
    list-style: disc;
}

.legal-container .update-date {
    background: var(--light);
    padding: 16px 24px;
    border-radius: var(--radius-sm);
    margin-bottom: 32px;
    color: var(--dark-light);
}

/* ===== Mobile Menu ===== */
.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-menu a {
    display: block;
    padding: 12px 0;
    font-weight: 500;
    color: var(--dark);
    border-bottom: 1px solid var(--light);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 48px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-step::after {
        display: none;
    }
    
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 120px 24px 60px;
    }
    
    .hero-content {
        margin-left: 0;
        max-width: 100%;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .services-grid,
    .services-full-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .about-grid,
    .contact-grid,
    .solution-row {
        grid-template-columns: 1fr;
    }
    
    .solution-row:nth-child(even) {
        direction: ltr;
    }
    
    .team-grid,
    .process-grid,
    .industries-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 2.2rem;
    }
    
    .contact-form {
        padding: 32px 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .cta-content h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 14px 28px;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .feature-card,
    .service-card,
    .service-full-card {
        padding: 32px 20px;
    }
}