:root {
    --primary-color: #0921FB;
    --primary-dark: #051499;
    --primary-light: #4D61FF;
    --secondary-color: #00D2FF;
    --bg-dark: #0A0A0A;
    --bg-light: #F8FAFF;
    --text-main: #1A1A1A;
    --text-muted: #666666;
    --white: #FFFFFF;
    --glass: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow-premium: 0 20px 40px rgba(0, 0, 0, 0.1);
    --radius-lg: 24px;
    --radius-md: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.2;
    color: var(--bg-dark);
}

a {
    text-decoration: none;
    transition: var(--transition);
}

/* Glassmorphism Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar-brand img {
    height: 40px;
}

.nav-link {
    color: var(--text-muted);
    font-weight: 500;
    margin: 0 1rem;
}

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

/* Premium Buttons */
.btn-premium {
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    box-shadow: 0 10px 20px rgba(9, 33, 251, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(9, 33, 251, 0.3);
}

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

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

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    background: radial-gradient(circle at top right, rgba(0, 210, 255, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(9, 33, 251, 0.05), transparent);
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--bg-dark), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero-mockups {
    margin-top: 4rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
    perspective: 1000px;
}

.mockup-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-premium);
    transition: var(--transition);
    max-width: 300px;
}

.mockup-card:hover {
    transform: rotateY(-10deg) translateY(-20px);
}

/* Features Grid */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

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

.feature-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    height: 100%;
}

.feature-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-premium);
    transform: translateY(-10px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(9, 33, 251, 0.1);
    color: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Download Section */
.download-section {
    background: var(--bg-dark);
    border-radius: var(--radius-lg);
    padding: 5rem;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

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

.download-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-color), transparent 70%);
    opacity: 0.2;
}

/* Footer Modernization */
footer {
    background: var(--white);
    padding: 80px 0 40px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 1.5rem;
}

.footer-link {
    color: var(--text-muted);
    display: block;
    margin-bottom: 0.75rem;
}

.footer-link:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* Policy Content Styling */
.policy-container {
    padding: 150px 0 100px;
    max-width: 800px;
    margin: 0 auto;
}

.policy-content h2 {
    margin: 2.5rem 0 1.5rem;
    font-size: 1.75rem;
}

.policy-content p {
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .hero-mockups { flex-direction: column; align-items: center; }
    .download-section { padding: 2.5rem; }
}