:root {
    --primary-color: #5865F2;
    --primary-hover: #4752C4;
    --secondary-color: #2C2F33;
    --background: #0F1014;
    --surface: #1A1D23;
    --surface-hover: #23262E;
    --text-primary: #FFFFFF;
    --text-secondary: #B9BBBE;
    --accent: #7289DA;
    --success: #43B581;
    --danger: #F04747;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

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

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

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 16, 20, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
}

.logo-icon {
    font-size: 28px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.btn-support {
    background: var(--primary-color) !important;
    color: white !important;
    padding: 8px 20px;
    border-radius: 8px;
    transition: background 0.3s;
}

.btn-support:hover {
    background: var(--primary-hover) !important;
}

/* Hero Section */
.hero {
    padding: 150px 0 100px;
    text-align: center;
    background: radial-gradient(ellipse at top, rgba(102, 126, 234, 0.15), transparent 50%);
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(88, 101, 242, 0.3);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-primary);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: var(--surface-hover);
    border-color: rgba(255, 255, 255, 0.2);
}

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

.section-title {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.stat-card {
    background: var(--background);
    padding: 40px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(88, 101, 242, 0.2);
}

.stat-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.stat-value {
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 500;
}

/* Features Section */
.features {
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--surface);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.feature-card code {
    background: var(--background);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: var(--accent);
}

/* How It Works Section */
.how-it-works {
    padding: 80px 0;
    background: var(--surface);
}

.steps {
    display: grid;
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
}

.step-content h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.step-content code {
    background: var(--background);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: var(--accent);
}

/* CTA Section */
.cta {
    padding: 80px 0;
    text-align: center;
    background: radial-gradient(ellipse at center, rgba(102, 126, 234, 0.15), transparent 70%);
}

.cta-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* Footer */
.footer {
    padding: 60px 0 30px;
    background: var(--surface);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 15px;
    font-size: 18px;
}

.footer-section p {
    color: var(--text-secondary);
    font-size: 14px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 32px;
    }

    .stats-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }

    .step {
        flex-direction: column;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.stat-value:empty::before {
    content: "Loading...";
    animation: pulse 1.5s ease-in-out infinite;
}