:root {
    --primary-color: #3498db;
    --bg-color: #1e272e;
    --panel-bg: #11181f;
    --panel-light: #2c3e50;
    --border-color: #0b0f14;
    --text-color: #ecf0f1;
    --hover-color: #34495e;
    --accent-color: #f1c40f;
    --guide-color: #2ecc71;
    --success-color: #2ecc71;
    --error-color: #e74c3c;
    --warning-color: #f39c12;
    --gray-color: #bdc3c7;
}

/* ==========================================
   RESET E BASE
   ========================================== */
body { 
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; 
    margin: 0; 
    padding: 0; 
    background-color: var(--bg-color); 
    color: var(--text-color); 
    display: flex; 
    flex-direction: column; 
    height: 100vh; 
    overflow: hidden; 
    user-select: none; 
    -webkit-user-select: none; 
}

input, select { 
    user-select: auto; 
    -webkit-user-select: auto; 
    font-family: inherit;
}

/* Scrollbars Customizados */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: #1a252f; border-radius: 4px; }
::-webkit-scrollbar-thumb { background: #34495e; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-color); }

/* ==========================================
   CLASSES UTILITÁRIAS (Helpers)
   ========================================== */
.flex-row { display: flex; gap: 8px; align-items: center; }
.flex-column { display: flex; flex-direction: column; }
.flex-1 { flex: 1; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.span-2 { grid-column: span 2; }
.full-width { width: 100%; box-sizing: border-box; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-dark { color: #111 !important; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 5px; }
.mt-2 { margin-top: 10px; }
.mt-3 { margin-top: 15px; }
.mb-1 { margin-bottom: 5px; }
.mb-2 { margin-bottom: 10px; }
.mb-3 { margin-bottom: 15px; }
.pt-2 { padding-top: 10px; }
.p-2 { padding: 10px; }

.color-primary { color: var(--primary-color); }
.color-warning { color: var(--warning-color); }
.color-danger { color: var(--error-color); }
.color-success { color: var(--success-color); }
.color-gray { color: var(--gray-color); }

.font-medium { font-size: 1rem; font-weight: bold; }
.font-large { font-size: 1.1rem; font-weight: bold; }
.border-top { border-top: 1px solid var(--hover-color); }

/* ==========================================
   SISTEMA DE TOASTS (Notificações)
   ========================================== */
#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    min-width: 250px;
    padding: 15px 20px;
    border-radius: 8px;
    color: white;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 5px 15px rgba(0,0,0,0.4);
    animation: slideIn 0.3s ease-out forwards;
    cursor: pointer;
    border-left: 5px solid rgba(0,0,0,0.2);
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}
@keyframes fadeOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(100%); opacity: 0; }
}

.toast.success { background-color: var(--success-color); }
.toast.error { background-color: var(--error-color); }
.toast.warning { background-color: var(--warning-color); color: #111; }
.toast.info { background-color: var(--primary-color); }

/* ==========================================
   CABEÇALHO (Toolbar Slim CAD)
   ========================================== */
.toolbar { 
    height: 45px; 
    background-color: #11181f; 
    color: white; 
    padding: 0 15px; 
    display: flex; 
    align-items: center; 
    border-bottom: 1px solid var(--hover-color); 
    box-sizing: border-box;
    z-index: 30; 
    gap: 8px;
    overflow-x: auto; 
}

.toolbar::-webkit-scrollbar { display: none; }

.tb-group {
    display: flex;
    align-items: center;
    gap: 4px;
}

.tb-divider {
    width: 1px;
    height: 20px;
    background-color: var(--hover-color);
    margin: 0 6px;
}

.tb-spacer {
    flex-grow: 1;
}

.tb-icon {
    background: transparent;
    color: var(--gray-color);
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 1.1rem;
    padding: 4px 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: none;
}
.tb-icon:hover { background: rgba(255,255,255,0.05); color: #fff; }
.tb-icon.small { font-size: 0.9rem; padding: 2px 4px; }
.tb-icon.text-danger { color: #e74c3c; }
.tb-icon.text-danger:hover { background: rgba(231, 76, 60, 0.15); }

.mode-btn, .plane-btn { 
    background: transparent; 
    border: 1px solid transparent;
    color: var(--gray-color); 
    padding: 4px 10px; 
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
    cursor: pointer;
    box-shadow: none; 
    transition: 0.2s ease;
}
.mode-btn:hover, .plane-btn:hover { background: rgba(255,255,255,0.05); color: #fff; }

.mode-btn.active { 
    background: rgba(52, 152, 219, 0.15); 
    color: var(--primary-color); 
    border-color: rgba(52, 152, 219, 0.3);
}
.plane-btn.active { 
    background: rgba(243, 156, 18, 0.15); 
    color: var(--accent-color); 
    border-color: rgba(243, 156, 18, 0.3);
}

.tb-material-box {
    display: flex;
    align-items: center;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--hover-color);
    border-radius: 4px;
    padding: 2px 4px;
}
.tb-material-box select {
    background: transparent;
    border: none;
    color: var(--accent-color);
    font-weight: bold;
    font-size: 0.75rem;
    padding: 2px 4px;
    cursor: pointer;
    outline: none;
}
.tb-material-box select option { background: #11181f; color: #fff; }

.tb-action {
    padding: 4px 12px;
    font-size: 0.8rem;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    box-shadow: none;
}
.tb-action.outline-warning { background: transparent; border: 1px solid var(--warning-color); color: var(--warning-color); }
.tb-action.outline-warning:hover { background: var(--warning-color); color: #111; }

.tb-action.outline-danger { background: transparent; border: 1px solid var(--error-color); color: var(--error-color); }
.tb-action.outline-danger:hover { background: var(--error-color); color: #fff; }

.tb-action.solid-primary { background: var(--primary-color); border: 1px solid var(--primary-color); color: #fff; }
.tb-action.solid-primary:hover { background: #2980b9; }

/* ==========================================
   INPUTS E BOTÕES GERAIS
   ========================================== */
input, select.full-width { 
    padding: 8px; 
    border: 1px solid var(--hover-color); 
    border-radius: 4px; 
    font-size: 0.9rem; 
    color: #fff; 
    background: #151d26; 
    outline: none; 
    transition: 0.2s;
}
input:focus, select.full-width:focus { border-color: var(--primary-color); box-shadow: 0 0 5px rgba(52, 152, 219, 0.5); }
 
.btn-primary, .btn-danger, .btn-secondary, .btn-success, .btn-warning, .btn-purple {
    padding: 8px 12px; 
    cursor: pointer; 
    border: none; 
    border-radius: 4px; 
    color: white; 
    font-weight: bold; 
    transition: all 0.2s; 
    box-shadow: 0 2px 5px rgba(0,0,0,0.2); 
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
}
.btn-primary:hover, .btn-danger:hover, .btn-secondary:hover, .btn-success:hover, .btn-warning:hover, .btn-purple:hover {
    opacity: 0.9; box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.btn-primary { background-color: var(--primary-color); }
.btn-danger { background-color: var(--error-color); }
.btn-secondary { background-color: #7f8c8d; }
.btn-success { background-color: var(--success-color); color: #111; }
.btn-warning { background-color: var(--warning-color); color: #111; }
.btn-purple { background-color: #9b59b6; }

.small-btn { padding: 4px 8px; font-size: 0.85rem; box-shadow: none; }

/* ==========================================
   ÁREA 3D PRINCIPAL E BARRAS LATERAIS
   ========================================== */
.main-wrapper { display: flex; flex-direction: row; flex-grow: 1; overflow: hidden; position: relative; z-index: 10; }
 
#canvas-container { flex-grow: 1; height: 100%; position: relative; background-color: #1e272e; cursor: crosshair; overflow: hidden; }

#draw-tooltip { position: absolute; background: rgba(0,0,0,0.8); color: white; padding: 5px 10px; border-radius: 4px; font-size: 0.9rem; pointer-events: none; display: none; z-index: 100; font-weight: bold; border: 1px solid var(--accent-color); }

#camera-hud { position: absolute; top: 15px; left: 50%; transform: translateX(-50%); background: rgba(0, 0, 0, 0.6); color: var(--success-color); padding: 8px 15px; border-radius: 6px; font-family: monospace; font-size: 0.9rem; font-weight: bold; z-index: 50; border: 1px solid #27ae60; pointer-events: none; backdrop-filter: blur(2px); }

/* BOTÕES DE TOGGLE FLUTUANTES NO CANVAS */
.panel-toggle-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%); /* Evita o pulo */
    z-index: 50;
    background: rgba(21, 29, 38, 0.85); 
    color: var(--gray-color);
    border: 1px solid var(--hover-color);
    width: 22px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.85rem;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
    padding: 0;
    backdrop-filter: blur(2px);
}

.panel-toggle-btn:hover, .panel-toggle-btn:active {
    background: var(--primary-color);
    color: #fff;
    transform: translateY(-50%) !important; /* Importante para não herdar animação de botões */
    border-color: var(--primary-color);
    box-shadow: 0 0 12px rgba(52, 152, 219, 0.6);
}

.toggle-left { left: 0; border-radius: 0 6px 6px 0; border-left: none; }
.toggle-right { right: 0; border-radius: 6px 0 0 6px; border-right: none; }

/* Barra Esquerda (Árvore de Projeto) */
#left-sidebar { width: 280px; background: var(--panel-bg); border-right: 1px solid var(--border-color); display: flex; flex-direction: column; z-index: 15; box-shadow: 4px 0 15px rgba(0,0,0,0.3); flex-shrink: 0; overflow-y: auto; transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
#left-sidebar.hidden { margin-left: -280px; }

/* Barra Direita (Propriedades) */
#right-sidebar { width: 340px; background: var(--panel-bg); border-left: 1px solid var(--border-color); display: flex; flex-direction: column; z-index: 15; box-shadow: -4px 0 15px rgba(0,0,0,0.3); flex-shrink: 0; overflow-y: auto; transition: margin-right 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
#right-sidebar.hidden { margin-right: -340px; }
 
.sidebar-header { padding: 12px 15px; background: #151d26; font-weight: bold; color: var(--primary-color); display: flex; justify-content: space-between; align-items: center; flex-shrink: 0; font-size: 1rem; text-transform: uppercase; letter-spacing: 1px; }
 
#properties-section { padding: 15px; flex-shrink: 0; display: flex; flex-direction: column; gap: 10px; }

.disabled-state { opacity: 0.4; pointer-events: none; filter: grayscale(100%); transition: 0.3s; }

.prop-card { background: rgba(0,0,0,0.2); border: 1px solid var(--hover-color); border-radius: 8px; padding: 12px; }
.prop-title { font-size: 0.85rem; font-weight: bold; color: var(--gray-color); display: block; margin-bottom: 8px; }
.prop-row { display: flex; justify-content: space-between; align-items: center; }
.prop-label { font-size: 0.8rem; color: var(--gray-color); font-weight: bold; }
.prop-value { font-size: 1rem; color: var(--accent-color); font-weight: bold; }
.small-desc { font-size: 0.7rem; color: var(--gray-color); margin: 0 0 8px 0; line-height: 1.2;}
.small-label { font-size: 0.75rem; color: var(--gray-color); display: block; margin-bottom: 3px;}

/* Controle D-PAD */
.d-pad { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 4px; text-align: center; }
.d-pad button { font-size: 1.2rem; padding: 8px; background: #2c3e50; border: 1px solid var(--hover-color); color: var(--accent-color); user-select: none; touch-action: manipulation; }
.d-pad button:hover { background: var(--primary-color); color: white; transform: none;}
.d-pad button:active { background: #e67e22; transform: scale(0.95); }

/* Outliner (Lista de Peças) */
#outliner-list { list-style: none; padding: 0; margin: 0; overflow-y: auto; flex-grow: 1; font-size: 0.85rem; }
.outliner-item { padding: 10px 15px; border-bottom: 1px solid #151d26; cursor: pointer; display: flex; align-items: center; justify-content: space-between; color: var(--gray-color); transition: 0.1s;}
.outliner-item:hover { background: var(--hover-color); color: #fff;}
.outliner-item.selected { background: #2980b9; border-left: 4px solid var(--primary-color); color: #fff; }

.outliner-group { background: #151d26; font-weight: bold; padding: 8px 15px; border-bottom: 1px solid #0b0f14; color: var(--accent-color); font-size: 0.8rem; display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
.outliner-group:hover { background: var(--panel-light); }

.toggle-btn { background: rgba(0,0,0,0.5); border: none; color: white; width: 24px; height: 24px; border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 14px; box-shadow: none; padding: 0;}
.toggle-btn:hover { background: var(--primary-color); }

/* ==========================================
   MODAIS CUSTOMIZADOS
   ========================================== */
.modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.85); display: none; justify-content: center; align-items: center; z-index: 1000; backdrop-filter: blur(4px); }

.modal-content { background: var(--panel-light); border: 1px solid var(--primary-color); color: #fff; padding: 25px; border-radius: 12px; box-shadow: 0 15px 40px rgba(0,0,0,0.6); position: relative; }
.modal-title { margin-top: 0; border-bottom: 1px solid var(--hover-color); padding-bottom: 10px; display:flex; justify-content:space-between; align-items: center; font-size: 1.2rem;}

.large-scroll { max-height: 85vh; display: flex; flex-direction: column; width: 450px;}
.modal-extra-large { width: 80%; max-width: 1000px; max-height: 85vh; display: flex; flex-direction: column; }

.modal-section { overflow-y: auto; flex-grow: 1; padding-right: 5px; }
.modal-body-scroll { overflow-y: auto; flex-grow: 1; margin-top: 15px; padding-right: 10px; }

.input-group { margin-top: 12px; display: flex; flex-direction: column; gap: 4px; text-align: left; }
.input-group label { font-weight: bold; color: var(--gray-color); font-size: 0.85rem; }

.mat-list-item { display: flex; justify-content: space-between; align-items: center; padding: 12px; background: rgba(0,0,0,0.25); border: 1px solid var(--hover-color); border-radius: 6px; margin-bottom: 8px; }
.mat-list-info { display: flex; flex-direction: column; gap: 4px; }
.mat-list-actions button { padding: 6px 10px; margin-left: 5px; }

/* ==========================================
   PLANO DE CORTE (Visual Bars)
   ========================================== */
.cut-bar-container { background: #1a252f; border: 1px solid #111; border-radius: 6px; margin-bottom: 15px; overflow: hidden;}
.cut-bar-header { background: var(--hover-color); padding: 8px 12px; font-size: 0.85rem; font-weight: bold; display: flex; justify-content: space-between;}
.cut-bar-visual { height: 45px; display: flex; width: 100%; background: var(--error-color); }
.cut-piece { height: 100%; border-right: 2px solid #111; display: flex; align-items: center; justify-content: center; font-size: 0.8rem; font-weight: bold; color: #111; overflow: hidden; white-space: nowrap; }

/* ==========================================
   RODAPÉ FINANCEIRO E STATUS (Dashboard)
   ========================================== */
.dashboard { 
    background-color: var(--border-color); 
    border-top: 3px solid var(--primary-color); 
    height: 95px; 
    padding: 10px 20px; 
    display: flex; 
    align-items: center; 
    justify-content: space-between;
    gap: 20px;
    box-sizing: border-box; 
    z-index: 20; 
}

.stats-scroll { 
    display: flex; 
    gap: 12px; 
    overflow-x: auto; 
    overflow-y: hidden; 
    flex-wrap: nowrap; 
    padding-bottom: 6px; 
    align-items: center; 
    height: 100%;
    flex: 1; 
}

.stat-box { 
    background: var(--panel-bg); 
    padding: 10px 15px; 
    border-radius: 8px; 
    min-width: 150px; 
    text-align: center; 
    border: 1px solid var(--hover-color); 
    flex-shrink: 0; 
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
    font-size: 0.85rem;
}
.stat-box span.mat-name { font-weight: bold; color: var(--primary-color); display: block; margin-bottom: 6px; font-size: 0.8rem; text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
 
.finance-panel { 
    display: flex; 
    align-items: center; 
    gap: 15px; 
    background: var(--panel-light); 
    padding: 8px 12px; 
    border-radius: 10px; 
    border: 1px solid var(--hover-color);
    flex-shrink: 0;
}

.finance-item { display: flex; flex-direction: column; justify-content: center; }
.finance-label { font-size: 0.7rem; color: var(--gray-color); font-weight: bold; margin-bottom: 4px; text-transform: uppercase;}
.finance-value { font-size: 1.1rem; font-weight: bold; }

.separator { width: 1px; height: 40px; background: var(--hover-color); margin: 0 5px; }

.profit-input { 
    width: 100px; 
    text-align: center; 
    padding: 6px; 
    font-size: 1rem; 
    font-weight: bold; 
    color: var(--accent-color); 
    background: rgba(0,0,0,0.4); 
    border: 1px solid var(--accent-color); 
    border-radius: 6px; 
}

.highlight-total {
    background: var(--success-color);
    padding: 10px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(46, 204, 113, 0.3);
    text-align: center;
}

.highlight-total .finance-label { margin-bottom: 2px; }
.highlight-total .finance-value { font-size: 1.4rem; letter-spacing: -0.5px; }

@media (max-width: 1200px) {
    .hidden-mobile { display: none !important; }
}

/* ==========================================
   ÁREA DE IMPRESSÃO (PDF)
   ========================================== */
@media print { 
    body * { visibility: hidden; } 
    #print-area, #print-area * { visibility: visible; } 
    #print-area { display: block !important; position: absolute; left: 0; top: 0; width: 100%; background: white; color: black; box-sizing: border-box; margin: 0; padding: 0;} 
    @page { size: A4 portrait; margin: 10mm; }
}

#print-area { display: none; background: white; color: black; padding: 20px; box-sizing: border-box; width: 100%; }