/**
 * Landing Page Styles
 * Custom styles for the whiteboard landing page
 */

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

/* Custom animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Hero section animations */
.hero-section {
    animation: fadeInUp 0.8s ease-out;
}

.hero-section .floating {
    animation: float 6s ease-in-out infinite, fadeInRight 1s ease-out 0.3s both;
}

/* Feature cards animation */
.feature-card {
    animation: fadeInUp 0.8s ease-out both;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

/* Pricing cards animation */
.pricing-card {
    animation: fadeInUp 0.8s ease-out both;
}

.pricing-card:nth-child(1) { animation-delay: 0.1s; }
.pricing-card:nth-child(2) { animation-delay: 0.2s; }
.pricing-card:nth-child(3) { animation-delay: 0.3s; }

/* Use case icons animation */
.use-case-icon {
    animation: fadeInUp 0.8s ease-out both;
}

.use-case-icon:nth-child(1) { animation-delay: 0.1s; }
.use-case-icon:nth-child(2) { animation-delay: 0.2s; }
.use-case-icon:nth-child(3) { animation-delay: 0.3s; }
.use-case-icon:nth-child(4) { animation-delay: 0.4s; }

/* Custom cursor styles */
.cursor-demo {
    transition: all 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.cursor-demo:hover {
    transform: scale(1.2) rotate(5deg);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

/* Enhanced button styles */
.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
    transition: all 0.3s ease;
    border: 2px solid #667eea;
    color: #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

/* Navigation scroll effect */
 nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Feature card hover effects */
.feature-card {
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.feature-card:hover::before {
    left: 100%;
}

/* Pricing card enhancements */
.pricing-card.featured {
    position: relative;
}

.pricing-card.featured::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 1rem;
    z-index: -1;
}

/* CTA section background animation */
.cta-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.cta-gradient::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

/* Responsive enhancements */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .feature-card,
    .pricing-card {
        margin-bottom: 1rem;
    }
    
    .pricing-card.featured {
        transform: none;
        margin-top: 1rem;
    }
}

/* Loading animation */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #5a6fd8, #6a4190);
}