@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

:root {
    --bg-main: #fcfbfa; /* Off-white minimalista e caloroso */
    --bg-viewer: radial-gradient(circle at center, #ffffff 0%, #f4f3ef 100%);
    --bg-card: #ffffff;
    --bg-card-hover: #faf9f6;
    --bg-card-active: #f7f6f2;
    
    --border-color: rgba(0, 0, 0, 0.05);
    --border-active: #111111;
    
    --text-primary: #1c1c1c;
    --text-secondary: #707070;
    --accent-color: #927554; /* Bronze fosco minimalista */
    --accent-dark: #111111; /* Preto sofisticado para botões */
    --accent-light: #e6dfd5;
    
    --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.02);
    --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.03);
    --shadow-active: 0 10px 30px rgba(0, 0, 0, 0.06);
    
    --danger-color: #d32f2f;
    --success-color: #2e7d32;
    
    --transition-smooth: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ==========================================
   LAYOUT PRINCIPAL - DESKTOP
   ========================================== */

.app-container {
    display: grid;
    grid-template-columns: 1fr 420px; /* Visualizador espaçoso, painel lateral elegante */
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* Área do Visualizador 3D (Esquerda) */
.viewer-section {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--bg-viewer);
    display: flex;
    justify-content: center;
    align-items: center;
}

model-viewer {
    width: 100%;
    height: 100%;
    --poster-color: transparent;
}

/* Badge de Escala Real Travada */
.scale-indicator-badge {
    position: absolute;
    top: 24px;
    left: 24px;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(17, 17, 17, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-transform: uppercase;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: #2e7d32;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 0 0 rgba(46, 125, 50, 0.7);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(46, 125, 50, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 6px rgba(46, 125, 50, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(46, 125, 50, 0);
    }
}

/* Botão nativo do Model Viewer para AR no Celular */
.btn-ar-native {
    position: absolute;
    bottom: 24px;
    right: 24px;
    z-index: 99;
    background: var(--accent-dark);
    color: #ffffff;
    border: none;
    padding: 14px 28px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.btn-ar-native:hover {
    background: #333333;
}

/* Barra Lateral de Detalhes e Catálogo (Direita) */
.sidebar-section {
    background: #ffffff;
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
    scrollbar-width: thin;
}

/* Custom Scrollbar para o Sidebar */
.sidebar-section::-webkit-scrollbar {
    width: 6px;
}

.sidebar-section::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-section::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.08);
    border-radius: 3px;
}

.sidebar-section::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.16);
}

/* Ficha do Produto Selecionado */
.active-product-details {
    padding: 40px 32px 32px 32px;
}

.product-category-tag {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-color);
    font-weight: 700;
    margin-bottom: 6px;
    display: block;
}

.product-title-large {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.product-designer {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.product-description-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: 14px;
}

/* Customizador de Acabamentos */
.product-customizer {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.customizer-subtitle {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 12px;
    display: block;
}

.color-picker-grid {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.color-option-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid #ffffff;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    position: relative;
    transition: var(--transition-smooth);
}

.color-option-btn:hover {
    transform: scale(1.15);
}

.color-option-btn.active {
    transform: scale(1.1);
    box-shadow: 0 0 0 2px var(--accent-color), 0 2px 8px rgba(0,0,0,0.2);
}

/* Ações do Produto */
.product-actions {
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-ar {
    background: var(--accent-dark);
    color: #ffffff;
    border: none;
    padding: 14px 28px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.btn-ar:hover:not(:disabled) {
    background: #333333;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.btn-ar:active:not(:disabled) {
    transform: translateY(0);
}

.ar-hint {
    font-size: 0.7rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 0 32px;
}

/* Container do Catálogo */
.catalog-container {
    padding: 32px;
}

.catalog-header {
    margin-bottom: 24px;
}

.brand-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.brand-subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.catalog-filter-controls {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.search-input-wrapper {
    position: relative;
    width: 100%;
}

.search-input-wrapper input {
    width: 100%;
    padding: 10px 14px 10px 38px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    outline: none;
    background-color: #faf9f6;
    transition: var(--transition-smooth);
}

.search-input-wrapper input:focus {
    border-color: var(--accent-color);
    background-color: #ffffff;
    box-shadow: 0 0 0 2px rgba(146, 117, 84, 0.15);
}

.search-input-wrapper .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    fill: var(--text-secondary);
    display: flex;
    align-items: center;
}

.filter-tabs {
    display: flex;
    gap: 8px;
}

.filter-tab {
    background: #f4f3ef;
    border: none;
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.filter-tab:hover {
    background: var(--accent-light);
    color: var(--text-primary);
}

.filter-tab.active {
    background: var(--accent-dark);
    color: #ffffff;
}

/* Lista de Móveis */
.catalog-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* Cards do Catálogo */
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 14px;
    display: flex;
    gap: 16px;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    box-shadow: var(--shadow-subtle);
}

.product-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
    box-shadow: var(--shadow-card);
}

.product-card.active {
    background: var(--bg-card-active);
    border-color: var(--border-active);
    box-shadow: var(--shadow-active);
}

.product-card.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--border-active);
}

.product-thumbnail-container {
    width: 72px;
    height: 72px;
    background: #f4f3ef;
    border-radius: 6px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.03);
}

.product-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.product-card:hover .product-thumbnail {
    transform: scale(1.04);
}

.product-card-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex-grow: 1;
}

.product-card-category {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-color);
    font-weight: 700;
    margin-bottom: 2px;
}

.product-card-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3px;
}

.product-card-spec {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Download / Progresso */
.custom-progress-bar {
    display: block;
    width: 33%;
    height: 3px;
    background: rgba(0, 0, 0, 0.05);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 2px;
    overflow: hidden;
}

.custom-progress-bar .update-bar {
    background-color: var(--accent-dark);
    width: 0%;
    height: 100%;
    transition: width 0.3s;
}

.custom-progress-bar.hide {
    display: none;
}

/* Rodapé de Dicas */
.instruction-box {
    margin-top: auto;
    padding: 32px;
    border-top: 1px solid var(--border-color);
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
    background-color: #faf9f6;
}

.instruction-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.icon-ar-svg {
    fill: currentColor;
    width: 18px;
    height: 18px;
}

/* ==========================================
   MODAL DE QR CODE (DESKTOP)
   ========================================== */
.qr-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

.qr-modal-content {
    background: #ffffff;
    border-radius: 24px;
    padding: 48px 40px;
    width: 460px;
    max-width: 90%;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.12);
    position: relative;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.8);
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.qr-modal-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: #f4f3ef;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.qr-modal-close:hover {
    background: var(--accent-light);
    color: var(--text-primary);
    transform: rotate(90deg);
}

.qr-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.qr-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 28px;
    padding: 0 10px;
}

.qr-code-wrapper {
    background: #faf9f6;
    padding: 24px;
    border-radius: 16px;
    display: inline-block;
    margin-bottom: 28px;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.qr-code-wrapper img {
    display: block;
    width: 180px;
    height: 180px;
    object-fit: contain;
}

.qr-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-light);
    color: var(--accent-color);
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(24px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.admin-panel-access {
    margin-top: 18px;
    text-align: center;
}

.btn-admin-link {
    display: inline-block;
    width: 100%;
    padding: 10px;
    border: 1px solid var(--accent-color);
    border-radius: 6px;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition-smooth);
    background: transparent;
}

.btn-admin-link:hover {
    background: var(--accent-color);
    color: #ffffff;
}

/* ==========================================
   MEDIA QUERY PARA RESPONSIVIDADE (MOBILE & TABLET)
   ========================================== */
@media (max-width: 1024px) {
    .app-container {
        display: flex;
        flex-direction: column;
        height: auto;
        min-height: 100vh;
        width: 100vw;
        overflow-y: auto;
    }

    .viewer-section {
        height: 50vh;
        min-height: 380px;
        width: 100%;
        flex-shrink: 0;
        border-bottom: 1px solid var(--border-color);
    }

    .scale-indicator-badge {
        top: 16px;
        left: 16px;
        padding: 6px 12px;
        font-size: 0.7rem;
    }

    .btn-ar-native {
        bottom: 16px;
        right: 16px;
        padding: 12px 22px;
        font-size: 0.75rem;
        border-radius: 6px;
    }

    .sidebar-section {
        width: 100%;
        height: auto;
        border-left: none;
        overflow: visible;
    }

    .active-product-details {
        padding: 32px 24px;
        background: #ffffff;
    }

    .product-title-large {
        font-size: 1.6rem;
    }

    .btn-ar {
        width: 100%;
        justify-content: center;
        padding: 14px;
        font-size: 0.85rem;
    }

    .ar-hint {
        display: flex;
        justify-content: center;
        margin-top: 6px;
    }

    .divider {
        margin: 0 24px;
    }

    .catalog-container {
        padding: 32px 24px;
    }

    /* Catálogo em Grid Responsivo no Mobile */
    .catalog-list {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 16px;
    }

    .product-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 16px;
        gap: 12px;
        height: auto;
    }

    .product-card.active::before {
        display: none;
    }

    .product-card.active {
        border-color: var(--accent-color);
        box-shadow: 0 0 0 1px var(--accent-color);
    }

    .product-thumbnail-container {
        width: 90px;
        height: 90px;
    }

    .product-card-info {
        align-items: center;
    }

    .product-card-title {
        font-size: 0.85rem;
        margin: 3px 0;
    }

    .product-card-category {
        font-size: 0.6rem;
    }

    .product-card-spec {
        font-size: 0.7rem;
    }

    .instruction-box {
        padding: 32px 24px;
    }
}

/* ==========================================
   ESTILOS DO PAINEL DE ADMINISTRAÇÃO
   ========================================== */

.admin-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 24px;
    font-family: var(--font-sans);
}

.admin-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.admin-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.btn-back:hover {
    background: #f4f3ef;
    border-color: #999;
}

.admin-grid {
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 900px) {
    .admin-grid {
        grid-template-columns: 1fr;
    }
}

.admin-card {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 28px;
    box-shadow: var(--shadow-card);
}

.admin-card-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    color: var(--text-primary);
}

/* Formulário de Upload */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    font-family: var(--font-sans);
    outline: none;
    background: #faf9f6;
    transition: var(--transition-smooth);
}

.form-group input[type="text"]:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-color);
    background: #ffffff;
    box-shadow: 0 0 0 2px rgba(146, 117, 84, 0.15);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.file-drop-zone {
    border: 2px dashed rgba(146, 117, 84, 0.3);
    background: #faf9f6;
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.file-drop-zone:hover {
    border-color: var(--accent-color);
    background: rgba(146, 117, 84, 0.05);
}

.file-drop-zone p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.file-drop-zone span {
    font-size: 0.65rem;
    color: #999;
}

.file-name-display {
    margin-top: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-color);
    word-break: break-all;
}

.btn-submit-prod {
    width: 100%;
    background: var(--accent-dark);
    color: #ffffff;
    border: none;
    padding: 14px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition-smooth);
    margin-top: 10px;
}

.btn-submit-prod:hover {
    background: #333333;
}

/* Tabela de Produtos Cadastrados */
.table-responsive {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.admin-table th {
    text-align: left;
    padding: 12px 16px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.admin-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.admin-prod-thumb {
    width: 48px;
    height: 48px;
    border-radius: 4px;
    object-fit: cover;
    background: #f4f3ef;
    border: 1px solid rgba(0,0,0,0.05);
}

.admin-prod-title {
    font-weight: 600;
    color: var(--text-primary);
}

.admin-prod-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.badge-cat {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.65rem;
    font-weight: 600;
    background: var(--accent-light);
    color: var(--accent-color);
}

.btn-delete-prod {
    background: transparent;
    border: 1px solid rgba(211, 47, 47, 0.3);
    color: var(--danger-color);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-delete-prod:hover {
    background: var(--danger-color);
    color: #ffffff;
    border-color: var(--danger-color);
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    font-style: italic;
}