/* Custom CSS for Adclix Lab */

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

/* Ensure content is always visible */
body {
    visibility: visible !important;
    opacity: 1 !important;
}

/* Ensure all sections are visible by default */
section {
    opacity: 1 !important;
    visibility: visible !important;
}

/* Override scroll-animate to be visible by default */
.scroll-animate {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

/* Custom gradient animation for logo */
.animate-gradient {
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Navigation styles */
.nav-link {
    @apply text-gray-700 hover:text-blue-600 transition-all duration-300 font-medium px-3 py-2 rounded-lg relative;
}

.nav-link:hover {
    @apply bg-blue-50;
}

.nav-link.active {
    @apply text-blue-600 bg-blue-50 font-semibold;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 1px;
}

/* Mobile navigation styles */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out;
}

#mobile-menu:not(.hidden) {
    max-height: 500px;
}

.mobile-nav-link {
    @apply py-3 px-4 rounded-lg hover:bg-blue-50 transition-all duration-300;
}

.mobile-nav-link.active {
    @apply text-blue-600 bg-blue-50 font-semibold;
}

/* Navbar background on scroll */
.navbar-scrolled {
    @apply bg-white/95 backdrop-blur-md shadow-lg;
    transform: translateY(0);
}

/* Navbar base styles */
#navbar {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Smooth navbar transitions */
#navbar {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Logo hover effect */
.logo-container:hover {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

/* Client logo hover effects */
.client-logo {
    transition: all 0.3s ease;
}

.client-logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Custom button hover effects */
.btn-gradient {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    transition: all 0.3s ease;
}

.btn-gradient:hover {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

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

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

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

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
}

/* Loading animation */
.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: .5;
    }
}

/* Fade in animation */
.fade-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation for cards */
.stagger-animation {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

/* Scroll animations */
.scroll-animate {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s ease;
}

.scroll-animate.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Loading spinner */
.loading-spinner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.loading-spinner.hidden {
    opacity: 0;
    visibility: hidden;
    display: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    position: absolute;
    bottom: 40%;
    color: white;
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 1px;
}

@keyframes stagger {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Custom form focus styles */
.form-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Gradient text utility */
.gradient-text {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

/* Floating animation for hero elements */
.float {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* Responsive typography */
@media (max-width: 640px) {
    .text-5xl {
        font-size: 2.5rem;
    }
    
    .text-6xl {
        font-size: 3rem;
    }
}

/* Custom gradient backgrounds */
.bg-gradient-radial {
    background: radial-gradient(circle at center, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 50%, rgba(236, 72, 153, 0.1) 100%);
}

/* Glass morphism effect */
.glass {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Custom shadows */
.shadow-custom {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.shadow-custom-lg {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Hover effects for social icons */
.social-icon {
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

/* Custom border radius */
.rounded-custom {
    border-radius: 20px;
}

/* Text selection color */
::selection {
    background: rgba(59, 130, 246, 0.2);
    color: #1e40af;
}

/* Focus visible for accessibility */
.focus-visible:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Custom animations for testimonials */
.testimonial-card {
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Gradient border animation */
.gradient-border {
    position: relative;
    background: white;
    border-radius: 20px;
}

.gradient-border::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #3b82f6, #8b5cf6, #ec4899, #3b82f6);
    border-radius: 22px;
    z-index: -1;
    background-size: 400% 400%;
    animation: gradient-shift 3s ease infinite;
}

/* Custom button styles */
.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #374151;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid #d1d5db;
    cursor: pointer;
}

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

/* Responsive grid adjustments */
@media (max-width: 768px) {
    .grid-cols-2 {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
    
    .grid-cols-3 {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
    
    .grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .grid-cols-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Custom spacing utilities */
.space-y-custom > * + * {
    margin-top: 2rem;
}

.space-x-custom > * + * {
    margin-left: 2rem;
}

/* Animation delays for staggered effects */
.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

.delay-400 {
    animation-delay: 0.4s;
}

.delay-500 {
    animation-delay: 0.5s;
}

/* Custom underline animation */
.underline-animation {
    position: relative;
}

.underline-animation::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    transition: width 0.3s ease;
}

.underline-animation:hover::after {
    width: 100%;
}

/* Custom checkbox styles */
.custom-checkbox {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 4px;
    background: white;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.custom-checkbox:checked {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-color: #3b82f6;
}

.custom-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* Custom radio button styles */
.custom-radio {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 50%;
    background: white;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.custom-radio:checked {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-color: #3b82f6;
}

.custom-radio:checked::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
}

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

/* Enhanced scroll animations - disabled to prevent blank content */
.scroll-animate.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Perfect button hover effects */
.btn-perfect {
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-perfect::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;
}

.btn-perfect:hover::before {
    left: 100%;
}

/* Enhanced card hover effects */
.card-perfect {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.card-perfect:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Perfect gradient text */
.gradient-text-perfect {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #ec4899 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradient-shift 4s ease infinite;
}

/* Enhanced focus states */
.focus-perfect:focus {
    outline: none;
    ring: 4px;
    ring-color: rgba(59, 130, 246, 0.2);
    border-color: #3b82f6;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

/* Perfect spacing utilities */
.space-perfect > * + * {
    margin-top: 2.5rem;
}

/* Enhanced mobile responsiveness */
@media (max-width: 640px) {
    .text-5xl {
        font-size: 2.75rem;
        line-height: 1.1;
    }
    
    .text-6xl {
        font-size: 3.25rem;
        line-height: 1.1;
    }
    
    .text-7xl {
        font-size: 3.75rem;
        line-height: 1.1;
    }
}

@media (max-width: 480px) {
    .text-5xl {
        font-size: 2.5rem;
    }
    
    .text-6xl {
        font-size: 3rem;
    }
    
    .text-7xl {
        font-size: 3.5rem;
    }
}

/* Logo carousel enhancements */
.logo-carousel {
    animation: scroll 40s linear infinite;
    width: calc(200% + 4rem);
}

.logo-carousel:hover {
    animation-play-state: paused;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Responsive carousel */
@media (max-width: 768px) {
    .logo-carousel {
        animation-duration: 25s;
    }
}