:root {
    --sm-primary-color: #1A56DB;
    --sm-bg-light: #ffffff;
    --sm-text-light: #111827;
    --sm-border: #e5e7eb;
}

#sm-widget-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    max-width: 600px;
    margin: 20px auto;
    padding: 30px;
    border: 1px solid var(--sm-border);
    border-radius: 16px;
    background: var(--sm-bg-light);
    color: var(--sm-text-light);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.sm-seo-h2 {
    font-size: 1.5rem;
    color: var(--sm-primary-color);
    margin: 0 0 10px 0;
    line-height: 1.2;
}

.sm-seo-intro {
    font-size: 0.95rem;
    color: #4b5563;
    margin-bottom: 25px;
    line-height: 1.5;
}

.sm-search-box label {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--sm-text-light);
}

.sm-input-group {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.sm-input-group input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--sm-border);
    border-radius: 6px;
    font-size: 1rem;
}

.sm-nav-btn, #sm-search-btn {
    padding: 8px 16px;
    background: var(--sm-primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.sm-nav-btn:hover, #sm-search-btn:hover {
    opacity: 0.9;
}

.sm-result-box {
    text-align: center;
    padding: 25px;
    background: var(--sm-secondary-color);
    border: 1px solid var(--sm-border);
    border-radius: 12px;
    min-height: 200px;
    position: relative;
    overflow: hidden;
}

.sm-detailed-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 20px 0;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.sm-stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.sm-stat-label {
    font-size: 0.75rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: 4px;
}

.sm-stat-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--sm-text-light);
}

.sm-year-display {
    font-size: 1.25rem;
    font-weight: 700;
    color: #6b7280;
}

.sm-value-main {
    font-size: 3rem;
    font-weight: 800;
    color: var(--sm-primary-color);
    margin: 10px 0;
}

.sm-details {
    text-align: left;
    font-size: 0.9375rem;
    border-top: 1px solid var(--sm-border);
    padding-top: 15px;
    margin-top: 15px;
}

.sm-details p {
    margin: 8px 0;
    display: flex;
    justify-content: space-between;
}

.sm-skeleton {
    width: 100%;
    height: 150px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 8px;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Responsivo */
@media (max-width: 480px) {
    .sm-input-group {
        flex-wrap: wrap;
    }
    .sm-value-main {
        font-size: 2.25rem;
    }
}