.ejwtd-widget {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 0.75rem;
    padding: 1.5rem;
    max-width: 800px;
    margin: 2rem auto;
}

.ejwtd-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.ejwtd-title {
    font-size: 1.875rem;
    font-weight: bold;
    color: #111827;
    margin: 0;
}

.ejwtd-subtitle {
    font-size: 1.125rem;
    color: #4b5563;
    margin-top: 0.5rem;
}

.ejwtd-card {
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 0.5rem;
    padding: 1.5rem;
}

.ejwtd-card:not(:last-child) {
    margin-bottom: 1.5rem;
}

.ejwtd-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .ejwtd-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.ejwtd-label {
    display: block;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.5rem;
}

.ejwtd-textarea {
    width: 100%;
    min-height: 200px;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-family: monospace;
    font-size: 0.875rem;
    resize: vertical;
    box-sizing: border-box;
}

.ejwtd-textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.ejwtd-buttons {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.ejwtd-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.375rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.ejwtd-decode-btn {
    background-color: #2563eb;
    color: white;
}

.ejwtd-decode-btn:hover {
    background-color: #1d4ed8;
}

.ejwtd-clear-btn {
    background-color: #e5e7eb;
    color: #374151;
}

.ejwtd-clear-btn:hover {
    background-color: #d1d5db;
}

.ejwtd-error {
    color: #dc2626;
    background-color: #fee2e2;
    border-radius: 0.375rem;
    padding: 0.75rem;
    margin-top: 1rem;
    font-size: 0.875rem;
}

.ejwtd-output-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ejwtd-output-title {
    font-weight: 600;
    color: #111827;
    margin: 0 0 0.5rem 0;
}

.ejwtd-output-pre {
    background-color: #1f2937;
    color: #d1d5db;
    padding: 1rem;
    border-radius: 0.375rem;
    font-family: monospace;
    font-size: 0.875rem;
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 0;
    min-height: 60px;
}

.ejwtd-section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 1rem;
}

.ejwtd-content p {
    color: #374151;
    line-height: 1.6;
    margin: 0;
}