.gradient-text {
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.tool-card {
    transition: all 0.3s ease;
}

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

.category-btn.active {
    background-color: #3b82f6;
    color: white;
}

/* Font Awesome styles */
.fa {
    font-family: var(--fa-style-family, "Font Awesome 6 Free");
    font-weight: var(--fa-style, 900);
}

.fa, .fa-classic, .fa-regular, .fa-solid, .far, .fas {
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    display: var(--fa-display, inline-block);
    font-style: normal;
    font-variant: normal;
    line-height: 1;
    text-rendering: auto;
}

.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }

.font-bold { font-weight: 700; }
.font-medium { font-weight: 500; }

.text-gray-900 { color: #111827; }
.text-gray-600 { color: #4b5563; }
.text-gray-500 { color: #6b7280; }
.text-blue-600 { color: #2563eb; }
.text-white { color: #ffffff; }

.bg-white { background-color: #ffffff; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gradient-to-r { background-image: linear-gradient(to right, var(--tw-gradient-stops)); }
.from-blue-50 { --tw-gradient-from: #eff6ff; --tw-gradient-to: #eff6ff; --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to); }
.to-purple-50 { --tw-gradient-to: #f5f3ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-purple-100 { background-color: #e9d5ff; }
.bg-green-100 { background-color: #d1fae5; }

.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-full { border-radius: 9999px; }

.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); }

.p-6 { padding: 1.5rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-2 { margin-top: 0.5rem; }
.ml-4 { margin-left: 1rem; }

.flex { display: flex; }
.flex-grow { flex-grow: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-shrink-0 { flex-shrink: 0; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.gap-6 { gap: 1.5rem; }

.w-10 { width: 2.5rem; }
.h-10 { height: 2.5rem; }

.max-w-7xl { max-width: 80rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-md { max-width: 28rem; }

.mx-auto { margin-left: auto; margin-right: auto; }

.text-center { text-align: center; }

@media (min-width: 640px) {
    .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
    .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
    .md\:text-5xl { font-size: 3rem; }
    .md\:flex { display: flex; }
}

@media (min-width: 1024px) {
    .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}