/* Custom animations and styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

* {
    font-family: 'Inter', sans-serif;
}

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

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

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Animation classes */
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out forwards;
}

.animate-pulse-hover:hover {
    animation: pulse 0.3s ease-in-out;
}

/* Staggered animations */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }

/* Initially hidden for animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
}

/* Code block styling */
.code-block {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
}

/* Copy button for code blocks */
.copy-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
}

.code-block:hover .copy-btn {
    opacity: 1;
}

/* Card hover effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Gradient text */
.gradient-text {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navigation active state */
.nav-link.active {
    color: #3b82f6;
    position: relative;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: #3b82f6;
    border-radius: 1px;
}

/* Sidebar item styling */
.sidebar-item {
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s;
    cursor: pointer;
}

.sidebar-item:hover {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.sidebar-item.active {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
    font-weight: 500;
}

/* Responsive design improvements */
@media (max-width: 768px) {
    #sidebar {
        transform: translateX(-100%);
    }
    
    #sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Dark mode scrollbar */
.dark ::-webkit-scrollbar-track {
    background: #374151;
}

.dark ::-webkit-scrollbar-thumb {
    background: #6b7280;
}

.dark ::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* Progress bar */
.progress-bar {
    position: fixed;
    top: 64px;
    left: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    z-index: 50;
    transition: width 0.3s ease;
}