html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Vazirmatn', sans-serif;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #2563eb;
    transition: width 0.3s ease;
}

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

.mobile-menu {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.mobile-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.hamburger {
    width: 24px;
    height: 24px;
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background-color: #1f2937;
    position: relative;
    transition: all 0.3s ease;
}

.hamburger-line::before,
.hamburger-line::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: #1f2937;
    transition: all 0.3s ease;
}

.hamburger-line::before {
    transform: translateY(-8px);
}

.hamburger-line::after {
    transform: translateY(8px);
}

.hamburger.active .hamburger-line {
    background-color: transparent;
}

.hamburger.active .hamburger-line::before {
    transform: rotate(45deg);
}

.hamburger.active .hamburger-line::after {
    transform: rotate(-45deg);
}

@media (max-width: 1023px) {
    .mobile-menu-backdrop {
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .mobile-menu-backdrop.show {
        opacity: 1;
        visibility: visible;
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(12deg);
    }

    50% {
        transform: translateY(-10px) rotate(12deg);
    }
}

@keyframes float-delay {

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

    50% {
        transform: translateY(-8px);
    }
}

@keyframes float-slow {

    0%,
    100% {
        transform: translateY(0) rotate(-12deg);
    }

    50% {
        transform: translateY(-12px) rotate(-12deg);
    }
}

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

.animate-float-delay {
    animation: float-delay 3.5s ease-in-out infinite;
}

.animate-float-slow {
    animation: float-slow 4s ease-in-out infinite;
}

.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

@keyframes blob {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    25% {
        transform: translate(20px, -30px) scale(1.1);
    }

    50% {
        transform: translate(-20px, 20px) scale(0.9);
    }

    75% {
        transform: translate(30px, 30px) scale(1.1);
    }
}

.animate-blob {
    animation: blob 10s infinite;
}

.animation-delay-2000 {
    animation-delay: 2s;
}

.animation-delay-4000 {
    animation-delay: 4s;
}

.bg-grid-primary {
    background-image: linear-gradient(to right, #2563eb 1px, transparent 1px),
        linear-gradient(to bottom, #2563eb 1px, transparent 1px);
}

.category-tab.active {
    background-color: var(--primary-color, #2563eb);
    color: white;
}

.project-card {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card.hidden {
    display: none;
    opacity: 0;
    transform: translateY(20px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.project-card.show {
    animation: fadeInUp 0.5s ease forwards;
}
.shadow-11 {
    --tw-shadow-colored: 0 25px 50px -12px var(--tw-shadow-color);
    box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow);
}