:root {
    /* Paleta de Cores Moderna */
    --primary-color: #4f46e5;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --bg-light: #f9fafb;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base e Containers */
.sa-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Cards de Resultado (Melhoria Visual) */
.sa-inner-box, .sa-response-box {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    border: 1px solid #e5e7eb;
    height: 100%;
}

.sa-inner-box:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Status Classes */
.sa-success { border-left: 5px solid var(--success-color); }
.sa-warning { border-left: 5px solid var(--warning-color); }

/* Tipografia */
h3 { color: var(--text-main); font-weight: 700; }
p { color: var(--text-muted); line-height: 1.6; }

/* Input de URL (Estilo Moderno) */
.seo-analyzer-header input[type="text"] {
    padding: 14px 20px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition);
    outline: none;
}

.seo-analyzer-header input[type="text"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
}

/* Responsividade (Mobile First corrigido) */
@media only screen and (max-width: 768px) {
    .seo-analyzer-header {
        padding: 40px 0;
        text-align: center;
    }

    .seo-analyzer-header h3 {
        font-size: 2rem;
        letter-spacing: -0.025em;
    }

    /* Grid de Resultados Mobile */
    .sa-result-all .sa-container {
        display: grid;
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Ajuste da Imagem de Resultado */
    .seo-box-content {
        background: var(--bg-light);
        border-radius: 20px;
        margin: 20px 0;
        padding: 30px;
    }

    .seo-box-content img {
        display: block;
        max-width: 200px;
        margin: 0 auto 20px;
        filter: drop-shadow(0 10px 8px rgba(0,0,0,0.04));
    }

    /* Botão de Ação */
    .seo-analyzer-header button {
        width: 100%;
        background: var(--primary-color);
        color: white;
        padding: 14px;
        border-radius: 8px;
        font-weight: 600;
        border: none;
        cursor: pointer;
        transition: var(--transition);
    }

    .seo-analyzer-header button:active {
        transform: scale(0.98);
    }
}

/* Estilo para as Barras de Status (Progress Bar) */
.status-bar-container {
    background: #e5e7eb;
    border-radius: 20px;
    height: 10px;
    overflow: hidden;
    margin-top: 10px;
}

.status-bar-fill {
    height: 100%;
    border-radius: 20px;
    transition: width 1s ease-in-out;
}