:root {
    --primary: #2563eb;
    --secondary: #1e40af;
    --success: #16a34a;
    --danger: #dc2626;
    --dark: #0f172a;
    --card-bg: #1e293b;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --grid-gap: 1.5rem;
}

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

body {
    background-color: var(--dark);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.5;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header Styles */
.header {
    background-color: var(--card-bg);
    border-bottom: 1px solid #374151;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    background-color: var(--primary);
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.logo-text h1 {
    font-size: 1.25rem;
    font-weight: bold;
    color: white;
    margin: 0;
}

.logo-text p {
    color: var(--text-muted);
    margin: 0;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, var(--card-bg) 100%);
    padding: 6rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, #f1f5f9 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

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

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: #1e293b;
}

.section-title {
    font-size: 2.25rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 2rem;
    color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* Trading Platform Section */
.trading-platform {
    padding: 4rem 0;
    background-color: var(--dark);
}

.platform-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.platform-text h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.platform-text p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.platform-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

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

.platform-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: #0f172a;
}

.dashboard-header h3 {
    color: white;
    margin: 0;
}

.dashboard-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #34d399;
}

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

.asset-card {
    background-color: #0f172a;
    border-radius: 8px;
    padding: 1.25rem;
}

.asset-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.symbol-badge {
    background-color: #1e40af;
    color: #93c5fd;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
}

.asset-sentiment {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sentiment-indicator {
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.sentiment-indicator.bullish {
    background-color: #065f46;
    color: #34d399;
}

.sentiment-indicator.neutral {
    background-color: #475569;
    color: #94a3b8;
}

.sentiment-indicator.bearish {
    background-color: #7f1d1d;
    color: #fca5a5;
}

/* How It Works Section */
.how-it-works {
    padding: 4rem 0;
    background-color: #1e293b;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.step-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
}

.step-number {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    line-height: 40px;
    font-weight: bold;
    margin-bottom: 1rem;
}

/* About Section */
.about {
    padding: 4rem 0;
    background-color: var(--dark);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

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

.team-photo {
    width: 80px;
    height: 80px;
    background-color: #0f172a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    margin: 0 auto 0.5rem;
}

/* CTA Section */
.cta {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--card-bg) 0%, var(--secondary) 100%);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background-color: var(--card-bg);
    padding: 4rem 0 2rem;
    color: var(--text);
}

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

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-description {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer-column h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: inline-block;
    width: 32px;
    height: 32px;
    background-color: #0f172a;
    border-radius: 50%;
    text-align: center;
    line-height: 32px;
    color: white;
    text-decoration: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.2s;
}

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

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

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

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

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

.btn-outline:hover {
    background-color: rgba(37, 99, 235, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .platform-content,
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}