/* General App Styling */
.wrap {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

/* Dashboard Styling */
.seotoolkit-dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.seotoolkit-card {
    background-color: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 1.5rem;
    text-decoration: none;
    color: #4a5568;
    box-shadow: 0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px 0 rgba(0,0,0,0.06);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.seotoolkit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

.seotoolkit-card-icon {
    margin-bottom: 1rem;
    color: #4299e1; /* blue-400 */
}
.seotoolkit-card-icon svg {
    width: 40px;
    height: 40px;
}

.seotoolkit-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #2d3748;
    margin: 0 0 0.5rem 0;
}

.seotoolkit-card-description {
    font-size: 0.875rem;
    line-height: 1.5;
    color: #718096;
    margin: 0;
}


/* Keyword Research Tool Styling */
#krt-app {
    max-width: 1100px;
    margin: 2rem auto;
}

.krt-header {
    display: flex;
    align-items: center;
    background: linear-gradient(90deg, #1e3c72 0%, #2a5298 100%);
    color: #F7FAFC;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem 0.5rem 0 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.krt-header-icon {
    margin-right: 0.75rem;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.5rem;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.krt-header-icon svg {
    stroke: #E2E8F0;
}
.krt-header h1 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
    padding: 0;
}

.krt-content-box {
    background-color: #ffffff;
    border: 1px solid #E2E8F0;
    border-top: none;
    border-radius: 0 0 0.5rem 0.5rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.krt-content-box h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2D3748;
    margin: 0 0 1rem 0;
}

.krt-content-box hr {
    border: none;
    border-top: 1px solid #E2E8F0;
    margin-bottom: 1.5rem;
}

#krt-form input[type="text"],
#krt-form select {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid #CBD5E0;
    border-radius: 0.375rem;
    font-size: 1rem;
    color: #4A5568;
    box-sizing: border-box;
}
#krt-form select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

#krt-form button {
    background-color: #3182CE;
    color: white;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s ease-in-out;
}

#krt-form button:hover {
    background-color: #2B6CB0;
}

#krt-results h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2D3748;
    margin-top: 2rem;
}
.krt-results-table-wrapper {
    overflow-x: auto;
}
.krt-results-table-wrapper table {
    width: 100%;
    margin-top: 1.5rem;
    border-collapse: collapse;
}

.krt-results-table-wrapper th,
.krt-results-table-wrapper td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid #EDF2F7;
}

.krt-results-table-wrapper th {
    font-weight: 600;
    color: #718096;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.krt-results-table-wrapper td {
    color: #4A5568;
}

.krt-results-table-wrapper .highlight-row {
    background-color: #EBF8FF;
    font-weight: 500;
}
.krt-results-table-wrapper .highlight-row td:first-child {
    font-weight: 600;
    color: #2B6CB0;
}

.krt-loader { text-align: center; padding: 2rem; }
.krt-loader p { margin-top: 1rem; color: #718096; }
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3182CE;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden { display: none; }
.error-message { color: #E53E3E; }