@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

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

html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f5f7ff;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #4d78ff 0%, #2952e8 100%);
    border-radius: 10px;
    border: 2px solid #f5f7ff;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #2952e8 0%, #1e3fcc 100%);
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: #4d78ff #f5f7ff;
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, #4d78ff 0%, #1e3fcc 50%, #1a2f83 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Animated Background */
.hero-bg {
    background: linear-gradient(135deg, #f5f7ff 0%, #ebf0ff 25%, #d6e0ff 50%, #ebf0ff 75%, #f5f7ff 100%);
    background-size: 400% 400%;
    animation: gradientMove 20s ease infinite;
}

@keyframes gradientMove {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* Glass Effect */
.glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* Project Card */
.project-card {
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-image {
    transition: transform 0.5s ease;
}

/* Gallery Item */
.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    transition: all 0.6s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 47, 131, 0.95) 0%, rgba(77, 120, 255, 0.8) 100%);
    opacity: 0;
    transition: all 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-content {
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s ease 0.1s;
}

.gallery-item:hover .gallery-content {
    transform: translateY(0);
    opacity: 1;
}

/* Fade In Animation */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

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

.fade-up {
    animation: fadeUp 0.8s ease forwards;
}

/* Floating Elements */
@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-25px) rotate(5deg);
    }
}

.float-1 {
    animation: float 7s ease-in-out infinite;
}

.float-2 {
    animation: float 9s ease-in-out infinite 1s;
}

.float-3 {
    animation: float 8s ease-in-out infinite 2s;
}

/* Tag Pills */
.tag-pill {
    background: linear-gradient(135deg, #f5f7ff 0%, #ebf0ff 100%);
    border: 1px solid #d6e0ff;
    transition: all 0.3s ease;
}

.tag-pill:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(77, 120, 255, 0.2);
    border-color: #809fff;
}

/* Button Shine */
.btn-primary {
    background: linear-gradient(135deg, #4d78ff 0%, #2952e8 100%);
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::after {
    left: 100%;
}

/* Project Number */
.project-number {
    font-size: 8rem;
    font-weight: 900;
    color: rgba(77, 120, 255, 0.08);
    position: absolute;
    top: -20px;
    right: 20px;
    line-height: 1;
}

/* Nav Link */
.nav-link {
    position: relative;
    padding: 0.5rem 1rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #4d78ff, #1e3fcc);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

/* Scroll Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Lightbox Styles */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-image {
    max-width: 90%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 1rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox.active .lightbox-image {
    transform: scale(1);
}

.lightbox-close,
.lightbox-nav {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: none;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lightbox-close {
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.lightbox-nav {
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    font-size: 1.25rem;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

.lightbox-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 0.875rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.5rem;
    border-radius: 9999px;
}