/* Custom CSS for StudyTools Website */

/* Base styles */
body {
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
}

/* Custom 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);
    }
}

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

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

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

/* Custom hover effects */
.tool-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Gradient backgrounds */
.hero-gradient {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.tool-gradient-1 {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.tool-gradient-2 {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
}

.tool-gradient-3 {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
}

.tool-gradient-4 {
    background: linear-gradient(135deg, #f3e8ff 0%, #e9d5ff 100%);
}

.tool-gradient-5 {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
}

.tool-gradient-6 {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
}

/* Custom button styles */
.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: white;
    border: 2px solid #e5e7eb;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: #3b82f6;
    color: #3b82f6;
    transform: translateY(-2px);
}

/* Mobile menu styles */
.mobile-menu {
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
}

.mobile-menu.active {
    transform: translateX(0);
}

/* Tool card image placeholders */
.tool-icon {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 24px;
    color: white;
    margin: 0 auto 16px;
}

/* Responsive typography */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .tool-card {
        border: 2px solid #000;
    }
    
    .btn-primary {
        background: #000;
        color: #fff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}