@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;600;700;800&display=swap');

:root {
    --bg: #0f0f1a;
    --card-bg: rgba(22, 22, 38, 0.7);
    --card-hover: rgba(30, 30, 54, 0.85);
    --border: rgba(6, 182, 212, 0.15);
    --border-hover: rgba(6, 182, 212, 0.4);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent-cyan: #06b6d4;
    --accent-indigo: #6366f1;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --glass-nav: rgba(15, 15, 26, 0.85);
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--bg);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 15% 10%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 85% 60%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 90%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    background-attachment: fixed;
}

h1, h2, h3, h4, .logo-text {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass-nav);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(99, 102, 241, 0.2));
    border: 1px solid rgba(6, 182, 212, 0.4);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-cyan);
    font-size: 1.2rem;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-privacy {
    color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.1);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.nav-privacy:hover {
    background: rgba(6, 182, 212, 0.2);
    color: #fff;
}

.lang-switch {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition);
}

.lang-switch:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-cyan);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 160px 2rem 80px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    color: #67e8f9;
    padding: 0.5rem 1.2rem;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2rem;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.15);
}

.hero h1 {
    font-size: 3.8rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 760px;
    margin: 0 auto 2.5rem;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), #0284c7);
    color: #000;
    font-weight: 700;
    padding: 0.9rem 2rem;
    border-radius: 100px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(6, 182, 212, 0.45);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-weight: 600;
    padding: 0.9rem 2rem;
    border-radius: 100px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

/* Stats Section */
.stats {
    max-width: 1000px;
    margin: 0 auto 80px;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.stat-item {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 1.5rem;
    border-radius: 20px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.stat-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
}

.stat-item h3 {
    font-size: 2.2rem;
    color: var(--accent-cyan);
    margin-bottom: 0.25rem;
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Sections */
.section {
    max-width: 1200px;
    margin: 0 auto 100px;
    padding: 0 2rem;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 2.5rem 2rem;
    border-radius: 24px;
    backdrop-filter: blur(12px);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.feature-card:hover {
    background: var(--card-hover);
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    border: 1px solid;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-cyan);
    background: rgba(6, 182, 212, 0.08);
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    width: fit-content;
}

/* Highlights Section */
.highlights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.highlight-item {
    background: rgba(20, 20, 36, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 2rem;
    border-radius: 20px;
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    transition: var(--transition);
}

.highlight-item:hover {
    border-color: rgba(99, 102, 241, 0.4);
    background: rgba(26, 26, 48, 0.8);
}

.hl-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-indigo);
    border: 1px solid rgba(99, 102, 241, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.hl-content h4 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.hl-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Tech Grid */
.tech-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.tech-badge {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 1.8rem;
    border-radius: 100px;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
}

.tech-badge:hover {
    background: rgba(6, 182, 212, 0.1);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-3px);
}

/* CTA Banner */
.cta-banner {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(99, 102, 241, 0.15));
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 32px;
    padding: 4rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

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

.cta-banner p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background: #08080d;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 80px 2rem 40px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-about p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 1rem;
    max-width: 360px;
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #fff;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid, .highlights-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--glass-nav);
        padding: 1.5rem;
        flex-direction: column;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    .nav-links.active {
        display: flex;
    }
    .mobile-toggle {
        display: block;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .features-grid, .highlights-grid {
        grid-template-columns: 1fr;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}