:root {
    --primary-color: #0f172a;
    /* Deep Navy */
    --secondary-color: #3b82f6;
    /* Bright Blue */
    --accent-color: #f59e0b;
    /* Gold */
    --text-dark: #1e293b;
    --text-light: #64748b;
    --white: #ffffff;
    --bg-light: #f8fafc;
    --transition: all 0.3s ease;
    --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);
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* Typography */
h1,
h2,
h3,
h4 {
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

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

/* Buttons */
.btn-primary,
.btn-outline {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

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

.btn-lg {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow);
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.nav-links a {
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.lang-select {
    padding: 8px 12px;
    border-radius: 20px;
    border: 1px solid #e2e8f0;
    background-color: var(--white);
    color: var(--text-dark);
    font-size: 0.9rem;
    cursor: pointer;
    outline: none;
    transition: var(--transition);
}

.lang-select:hover {
    border-color: var(--secondary-color);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e293b 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    color: var(--white);
}

.hero p {
    color: #cbd5e1;
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1566073771259-6a8506099945?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
    opacity: 0.1;
    z-index: 1;
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-header {
    margin-bottom: 60px;
}

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

/* Grid System */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 40px;
    align-items: center;
}

/* Cards */
.card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #e2e8f0;
}

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

.icon-box {
    width: 60px;
    height: 60px;
    background-color: #eff6ff;
    color: var(--secondary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

/* Detailed Features */
.bg-light {
    background-color: var(--bg-light);
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #e2e8f0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.card-icon-large {
    width: 70px;
    height: 70px;
    background-color: #eff6ff;
    color: var(--secondary-color);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 25px;
}

.feature-desc {
    margin-bottom: 20px;
    font-size: 1rem;
    color: var(--text-light);
}

.feature-list {
    margin-top: auto;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.feature-list li i {
    color: var(--secondary-color);
    margin-top: 4px;
    flex-shrink: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.9)), url('https://images.unsplash.com/photo-1551882547-ff40c63fe5fa?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-attachment: fixed;
    color: var(--white);
    padding: 100px 0;
}

.cta-section h2 {
    color: var(--white);
}

.cta-section p {
    color: #cbd5e1;
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: #94a3b8;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer-col a {
    display: block;
    margin-bottom: 10px;
    transition: var(--transition);
}

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

.footer-col p {
    margin-bottom: 10px;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    text-align: center;
    font-size: 0.9rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background-color: var(--white);
    padding: 40px;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.modal.show .modal-content {
    transform: translateY(0);
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
}

.contact-methods {
    margin-top: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px;
    border-radius: 8px;
    background-color: var(--bg-light);
    margin-bottom: 15px;
    transition: var(--transition);
}

.contact-item:hover {
    background-color: #eff6ff;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s forwards;
}

.fade-in {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.delay-1 {
    animation-delay: 0.2s;
    transition-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
    transition-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
    transition-delay: 0.6s;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    z-index: 999;
}

.mobile-menu.active {
    max-height: 500px;
}

.mobile-menu-content {
    padding: 20px;
}

.mobile-menu .nav-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 20px;
}

.mobile-menu .nav-links a {
    padding: 15px 0;
    border-bottom: 1px solid #e2e8f0;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
}

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

.mobile-menu .nav-actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mobile-menu .lang-select {
    width: 100%;
    padding: 12px 15px;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    background-color: var(--white);
    color: var(--text-dark);
    font-size: 1rem;
    cursor: pointer;
    outline: none;
}

.mobile-menu .btn-primary {
    width: 100%;
    text-align: center;
    padding: 12px 20px;
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    .nav-actions {
        display: none;
    }

    /* Hidden on mobile for now */
    .mobile-menu-btn {
        display: block;
    }

    .hero-content {
        text-align: center;
    }

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