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

:root {
    --primary: #10b981;
    --primary-dark: #059669;
    --secondary: #14b8a6;
    --accent: #f59e0b;
    --dark: #111827;
    --dark-light: #1f2937;
    --dark-lighter: #374151;
    --text: #f9fafb;
    --text-muted: #d1d5db;
    --border: #4b5563;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--dark) 0%, #0d1f1a 100%);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(17, 24, 39, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(16, 185, 129, 0.3);
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-image {
    width: 32px;
    height: 32px;
    object-fit: contain;
    margin-right: 0.5rem;
}

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

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
    position: relative;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-select {
    background: var(--dark-light);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
}

.language-select:hover {
    border-color: var(--primary);
}

.btn-download {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
    color: white;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
    color: white;
}

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

.btn-secondary:hover {
    background: rgba(16, 185, 129, 0.15);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-back {
    background: transparent;
    color: var(--primary);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    margin-bottom: 2rem;
    transition: all 0.3s;
}

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

/* Hero Section */
.hero {
    margin-top: 80px;
    padding: 4rem 0;
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    z-index: 10;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.8;
}

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

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

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.hero-visual {
    position: relative;
    height: 400px;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
}

.orb-1 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    top: -50px;
    right: -50px;
}

.orb-2 {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    bottom: -50px;
    left: -50px;
}

.browser-mockup {
    position: relative;
    background: var(--dark-light);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(16, 185, 129, 0.25);
}

.browser-header {
    background: var(--dark-lighter);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: 0.5rem;
}

.browser-header::before,
.browser-header::after {
    content: '';
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border);
}

.browser-content {
    height: 250px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(20, 184, 166, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: linear-gradient(180deg, transparent, rgba(16, 185, 129, 0.05));
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(20, 184, 166, 0.05));
    border: 1px solid rgba(16, 185, 129, 0.25);
    padding: 2rem;
    border-radius: 16px;
    transition: all 0.3s;
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(16, 185, 129, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.feature-card p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(20, 184, 166, 0.1));
    border-top: 1px solid rgba(16, 185, 129, 0.3);
    border-bottom: 1px solid rgba(16, 185, 129, 0.3);
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Pages */
.page {
    display: none;
    min-height: calc(100vh - 80px);
    margin-top: 80px;
    padding: 3rem 0;
}

.page.active {
    display: block;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Legal Section */
.legal-section {
    padding: 3rem 0;
}

.legal-content {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(20, 184, 166, 0.05));
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 2rem;
    border-radius: 16px;
    line-height: 1.8;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

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

.legal-content p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.legal-content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    background: var(--dark-light);
    border-top: 1px solid rgba(16, 185, 129, 0.3);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.footer-section p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.footer-section a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
    display: block;
    margin-bottom: 0.5rem;
}

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

.footer-bottom {
    border-top: 1px solid rgba(16, 185, 129, 0.2);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.disclaimer-notice {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 8px;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
    }

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

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

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        display: none;
    }

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

    .cta h2 {
        font-size: 1.8rem;
    }
}