/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1a1a1a;
    background: #fafafa;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 20px;
    color: #1a1a1a;
}

.nav-brand svg {
    flex-shrink: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
}

.nav-menu a {
    color: #4b5563;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    font-size: 15px;
}

.nav-menu a:hover {
    color: #6366f1;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: #1a1a1a;
    transition: all 0.3s;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background: #6366f1;
    color: white;
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: #4f46e5;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: #4b5563;
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    border: 2px solid #d1d5db;
    transition: all 0.2s;
}

.btn-secondary:hover {
    border-color: #6366f1;
    color: #6366f1;
}

.btn-outline {
    display: inline-block;
    background: transparent;
    color: #6366f1;
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    border: 2px solid #6366f1;
    transition: all 0.2s;
    text-align: center;
}

.btn-outline:hover {
    background: #6366f1;
    color: white;
}

.btn-large {
    padding: 14px 36px;
    font-size: 18px;
}

/* Hero Section */
.hero {
    padding: 80px 0 60px;
    background: linear-gradient(180deg, #fafafa 0%, #f3f4f6 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(135deg, #6366f1, #8b5cf6, #d946ef);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: #6b7280;
    margin-bottom: 32px;
    line-height: 1.7;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a1a;
}

.stat-label {
    font-size: 14px;
    color: #6b7280;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.video-preview {
    width: 100%;
    max-width: 540px;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #e0e7ff, #ddd6fe);
    border-radius: 16px;
    position: relative;
    cursor: pointer;
    transition: transform 0.3s;
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.15);
}

.video-preview:hover {
    transform: scale(1.02);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #6366f1;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

.preview-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0,0,0,0.3));
    border-radius: 16px;
}

.preview-overlay span {
    color: white;
    font-weight: 500;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.section-header p {
    font-size: 18px;
    color: #6b7280;
    max-width: 500px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    padding: 32px;
    border-radius: 16px;
    border: 1px solid #e5e7eb;
    transition: all 0.3s;
    background: white;
}

.feature-card:hover {
    border-color: #6366f1;
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(99, 102, 241, 0.08);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: #1a1a1a;
}

.feature-card p {
    color: #6b7280;
    font-size: 15px;
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
    background: #f9fafb;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    align-items: stretch;
}

.pricing-card {
    background: white;
    border-radius: 16px;
    padding: 40px 32px;
    border: 1px solid #e5e7eb;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(0,0,0,0.05);
}

.pricing-card.popular {
    border-color: #6366f1;
    background: white;
    position: relative;
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #6366f1;
    color: white;
    padding: 4px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.pricing-header {
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: #1a1a1a;
}

.price {
    font-size: 42px;
    font-weight: 800;
    color: #1a1a1a;
}

.period {
    color: #6b7280;
    font-size: 14px;
}

.pricing-features {
    list-style: none;
    margin: 0 0 32px 0;
    flex: 1;
}

.pricing-features li {
    padding: 8px 0;
    color: #4b5563;
    font-size: 15px;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li:before {
    content: "✓";
    margin-right: 8px;
    color: #6366f1;
    font-weight: 600;
}

.pricing-card .btn-primary,
.pricing-card .btn-outline {
    width: 100%;
    text-align: center;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
}

.cta-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.cta-actions .btn-primary {
    background: white;
    color: #6366f1;
}

.cta-actions .btn-primary:hover {
    background: #f3f4f6;
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}

.cta-note {
    font-size: 14px;
    opacity: 0.8;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: #9ca3af;
    margin: 16px 0;
    font-size: 15px;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 24px;
    transition: color 0.2s;
}

.footer-social a:hover {
    color: white;
}

.footer-links h4 {
    font-size: 16px;
    margin-bottom: 16px;
}

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

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: #9ca3af;
}

.footer-bottom a {
    color: #9ca3af;
    text-decoration: none;
    margin-left: 24px;
}

.footer-bottom a:hover {
    color: white;
}

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

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .section-header h2 {
        font-size: 30px;
    }
    
    .pricing-card.popular {
        order: -1;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom a {
        margin: 0 12px;
    }
}