/* 
 * SIMULADOR DE PISO PRO v7.0 - CSS LIMPO E RESPONSIVO
 * Focado em: Paleta com scroll vertical (4 cores) e suporte mobile
 */

:root {
    --spp-primary: #1a1a1a;
    --spp-accent: #dc143c;
    --spp-border: #e0e0e0;
    --spp-bg-light: #f9f9f9;
    --spp-radius: 8px;
    --spp-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.spp-widget-container {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #fff;
    border-radius: var(--spp-radius);
    box-shadow: var(--spp-shadow);
    overflow: hidden;
    max-width: 1200px;
    margin: 0 auto;
}

/* LAYOUT PRINCIPAL */
.spp-layout-main {
    display: grid;
    grid-template-columns: 300px 1fr 300px;
    min-height: 600px;
}

.spp-sidebar {
    background: var(--spp-bg-light);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    border-right: 1px solid var(--spp-border);
}

.spp-sidebar-right {
    border-right: none;
    border-left: 1px solid var(--spp-border);
}

.spp-center-main {
    padding: 20px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
}

/* CARDS */
.spp-card {
    background: #fff;
    border: 1px solid var(--spp-border);
    border-radius: var(--spp-radius);
    padding: 15px;
}

.spp-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    border-bottom: 1px solid #eee;
    padding-bottom: 8px;
}

.spp-card-header h3 {
    font-size: 14px;
    font-weight: 700;
    margin: 0;
    color: var(--spp-primary);
}

/* PALETA DE CORES - REQUISITO: APENAS 4 CORES VISÍVEIS COM SCROLL VERTICAL NO PC */
.spp-palette-wrapper {
    position: relative;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 6px;
    padding: 8px;
}

.spp-palette {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
    height: 190px !important; /* Altura exata para 2 linhas (4 cores) */
    overflow-y: scroll !important; /* Força a barra vertical sempre visível */
    overflow-x: hidden !important;
    padding-right: 5px !important;
}

/* Barra de rolagem customizada e visível */
.spp-palette::-webkit-scrollbar {
    width: 8px !important;
}

.spp-palette::-webkit-scrollbar-track {
    background: #f1f1f1 !important;
    border-radius: 10px;
}

.spp-palette::-webkit-scrollbar-thumb {
    background: #ccc !important;
    border-radius: 10px;
    border: 2px solid #f1f1f1;
}

.spp-palette::-webkit-scrollbar-thumb:hover {
    background: #999 !important;
}

.spp-color {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform 0.2s;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
}

.spp-color span {
    background: rgba(0,0,0,0.7);
    color: #fff;
    font-size: 9px;
    width: 100%;
    text-align: center;
    padding: 4px 2px;
    line-height: 1.2;
}

.spp-color span strong {
    display: block;
    font-size: 10px;
    color: #fff;
    margin-top: 1px;
}

.spp-color:hover { transform: scale(1.05); }
.spp-color.active { border-color: var(--spp-accent); box-shadow: 0 0 0 2px rgba(220, 20, 60, 0.2); }

/* GRID */
.spp-grid-wrapper {
    background: #f0f0f0;
    padding: 20px;
    border-radius: var(--spp-radius);
    box-shadow: inset 0 0 15px rgba(0,0,0,0.05);
}

.spp-grid {
    display: grid;
    gap: 1px;
    background: #ccc;
    border: 1px solid #ccc;
}

.spp-tile {
    width: 25px;
    height: 25px;
    background: #fff;
    cursor: crosshair;
    transition: background 0.1s;
}

/* CONTROLES E INPUTS */
.spp-input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--spp-border);
    border-radius: 6px;
    margin-bottom: 10px;
    font-size: 13px;
}

.spp-btn {
    width: 100%;
    padding: 12px;
    background: var(--spp-primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.spp-btn:hover { background: var(--spp-accent); }

.spp-btn-tool {
    background: #eee;
    color: #333;
    padding: 8px;
    font-size: 18px;
}

.spp-controls-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

/* RESPONSIVIDADE MOBILE */
@media (max-width: 992px) {
    .spp-layout-main {
        grid-template-columns: 1fr;
    }
    
    .spp-center-main {
        order: -1; /* Grid no topo */
        min-height: 400px;
    }

    .spp-sidebar {
        border: none;
        border-bottom: 1px solid var(--spp-border);
    }

    /* No mobile, a paleta pode ser horizontal para melhor UX */
    .spp-palette {
        display: flex !important;
        flex-direction: row !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        height: auto !important;
        max-height: none !important;
        gap: 15px !important;
        padding: 10px !important;
    }

    .spp-color {
        flex: 0 0 80px !important;
        aspect-ratio: 1 !important;
    }
}

/* NOTIFICAÇÕES */
.spp-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--spp-primary);
    color: #fff;
    padding: 12px 20px;
    border-radius: 30px;
    font-size: 13px;
    z-index: 9999;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    display: none;
}