body {
    font-family: 'Inter', 'Noto Sans SC', sans-serif;
    background-color: #f8fafc;
    color: #1e293b;
}
.glassmorphism {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}
.card-hover {
    transition: all 0.3s ease;
}
.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}
.tool-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}
.search-input {
    transition: all 0.3s ease;
}
.search-input:focus {
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #6366f1;
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}
.mobile-menu.active {
    max-height: 500px;
}