/* Custom CSS for Brainy Troves */

/* Navigation styles */
.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #f59e0b;
}

.nav-link.active {
    color: #f59e0b;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #f59e0b;
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

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

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Hover effects */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Gradient text */
.gradient-text {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Custom button styles */
.btn-primary {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.3);
}

/* Form styles */
.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #f59e0b;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

/* Card styles */
.card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* Responsive design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(245, 158, 11, 0.3);
    border-radius: 50%;
    border-top-color: #f59e0b;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Success/Error message styles */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-weight: 500;
}

.alert-success {
    background-color: #d1fae5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}

.alert-error {
    background-color: #fee2e2;
    border: 1px solid #fca5a5;
    color: #991b1b;
}

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

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #f59e0b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d97706;
}

/* Client logos styling */
.client-logo {
    max-height: 60px;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.client-logo:hover {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.client-logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
    padding: 10px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.client-logo-container:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    transform: translateY(-2px);
}

/* Continuous scrolling animation */
@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.animate-scroll {
    animation: scroll 45s linear infinite;
}

/* Pause animation on hover */
.animate-scroll:hover {
    animation-play-state: paused;
}