/* Custom CSS for animations and effects not covered by Tailwind */

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

/* Hero section animations */
.hero-title,
.hero-subtitle,
.hero-cta,
.scroll-indicator {
    animation: fadeInUp 0.8s ease-out forwards;
}

.hero-title {
    animation-delay: 0.2s;
}

.hero-subtitle {
    animation-delay: 0.4s;
}

.hero-cta {
    animation-delay: 0.6s;
}

.scroll-indicator {
    animation-delay: 0.8s;
}

/* Section animations on scroll */
.section-title,
.section-subtitle {
    animation: fadeInUp 0.6s ease-out forwards;
}

.section-subtitle {
    animation-delay: 0.2s;
}

/* Project card stagger animations */
.project-card:nth-child(1) {
    animation: fadeInUp 0.6s ease-out 0.2s forwards;
}

.project-card:nth-child(2) {
    animation: fadeInUp 0.6s ease-out 0.4s forwards;
}

.project-card:nth-child(3) {
    animation: fadeInUp 0.6s ease-out 0.6s forwards;
}

/* About section animations */
.about-content {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.about-image {
    animation: fadeInRight 0.8s ease-out forwards;
}

/* Stat counter animations */
.stat-item:nth-child(1) {
    animation: fadeInUp 0.5s ease-out 0.1s forwards;
}

.stat-item:nth-child(2) {
    animation: fadeInUp 0.5s ease-out 0.2s forwards;
}

.stat-item:nth-child(3) {
    animation: fadeInUp 0.5s ease-out 0.3s forwards;
}

.stat-item:nth-child(4) {
    animation: fadeInUp 0.5s ease-out 0.4s forwards;
}

/* CTA box animation */
.cta-box {
    animation: fadeInScale 0.6s ease-out forwards;
}

/* Keyframe 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);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Custom hover effects for navigation links */
.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -2px;
    left: 0;
    background-color: currentColor;
    transition: width 0.3s ease;
}

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

/* Mobile menu transitions */
.mobile-menu {
    transform: translateY(-100%);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Overlay fade effect */
.overlay {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.overlay.active {
    opacity: 1;
    pointer-events: auto;
}

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

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

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Button hover effects */
.btn-primary {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: width 0.3s ease;
    z-index: -1;
}

.btn-primary:hover::before {
    width: 100%;
}

/* Custom transition utilities */
.transition-smooth {
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Loading animation */
.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

/* Form focus styles */
.form-input {
    transition: all 0.3s ease;
}

.form-input:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Custom animations for work page tabs */
.tab-content {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.tab-content.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Project detail modal enhancements */
.modal-backdrop {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Smooth parallax effect */
.parallax-bg {
    will-change: transform;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}