:where([class^="ri-"])::before {
    content: "\f3c2";
}

html {
    scroll-behavior: smooth;
}

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

.nav-link {
    position: relative;
}

.nav-link.active::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #3b82f6;
    border-radius: 2px;
}

.skill-bar {
    height: 8px;
    border-radius: 4px;
    background-color: #e5e7eb;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    border-radius: 4px;
    background-color: #3b82f6;
    transition: width 1s ease-in-out;
}

.project-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 4px;
    outline: none;
    cursor: pointer;
    position: relative;
}

input[type="checkbox"]:checked {
    background-color: #3b82f6;
    border-color: #3b82f6;
}

input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 6px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.custom-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.custom-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #e5e7eb;
    transition: .4s;
    border-radius: 24px;
}

.switch-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked+.switch-slider {
    background-color: #3b82f6;
}

input:checked+.switch-slider:before {
    transform: translateX(20px);
}

.mobile-nav {
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

.mobile-nav.open {
    transform: translateX(0);
}

.nav-backdrop {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
}

.nav-backdrop.open {
    opacity: 1;
    visibility: visible;
}

.scroll-indicator {
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(-10px);
    }

    60% {
        transform: translateY(-5px);
    }
}

.input-error {
    border-color: #dc2626;
}

.error-message {
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}