/* ==================== IMPORT FONT ==================== */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,400;0,600;0,700;1,400&display=swap');

/* ==================== RESET E BASE ==================== */
/* SFM-style palette — industrial, flat, utilitarian */
:root {
    --bg-base:       #111111;
    --bg-panel:      #1b1b1b;
    --bg-panel-2:    #212121;
    --bg-element:    #2a2a2a;
    --bg-hover:      #333333;
    --border:        #3d3d3d;
    --border-focus:  #666666;

    --accent:        #c97e20;
    --accent-glow:   rgba(201,126,32,0.25);
    --accent-dim:    rgba(201,126,32,0.14);

    --green:         #4ea859;
    --green-glow:    rgba(78,168,89,0.2);
    --yellow:        #c89a28;
    --red:           #c0392b;

    --text-primary:  #e8e8e8;
    --text-secondary:#909090;
    --text-dim:      #555555;

    --radius-sm:     2px;
    --radius-md:     3px;
    --radius-lg:     4px;

    --font-ui:       'JetBrains Mono', 'Consolas', 'Courier New', monospace;
    --font-mono:     'JetBrains Mono', 'Consolas', 'Courier New', monospace;

    --shadow-panel:  0 4px 20px rgba(0,0,0,0.85), 0 1px 4px rgba(0,0,0,0.6);
    --shadow-btn:    0 1px 3px rgba(0,0,0,0.6);
    --blur:          none;
}

body {
    margin: 0;
    overflow: hidden;
    font-family: var(--font-ui);
    background: var(--bg-base);
    background-image: repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 2px);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

/* ==================== ÍCONES SVG (LUCIDE) ==================== */
[data-lucide] {
    width:  15px;
    height: 15px;
    stroke: currentColor;
    stroke-width: 1.75;
    fill: none;
    display: block;
    flex-shrink: 0;
}

/* ==================== BOTÕES PRINCIPAIS (TOP LEFT) ==================== */
.menu-button, .material-button, .context-button {
    position: absolute;
    top: 14px;
    width: 30px;
    height: 30px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.18s, border-color 0.18s, transform 0.15s, box-shadow 0.18s;
    z-index: 10;
    border: 1px solid var(--border);
    background: var(--bg-panel-2);
    color: var(--text-primary);
    box-shadow: var(--shadow-btn);
}

.menu-button     { left: 14px; }
.material-button { left: 50px; }
.context-button  { left: 86px; }

.menu-button:hover,
.material-button:hover,
.context-button:hover {
    background: var(--bg-hover);
    border-color: rgba(255,255,255,0.18);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0,0,0,0.5);
}

#particle-btn {
    background: var(--bg-panel-2);
    color: var(--text-primary);
}
#particle-btn:hover {
    background: var(--bg-hover);
    transform: translateY(-1px);
}

#light-btn {
    background: rgba(255, 210, 60, 0.12);
    color: var(--yellow);
    border-color: rgba(255, 210, 60, 0.22);
}
#light-btn:hover {
    background: rgba(255, 210, 60, 0.22);
    border-color: rgba(255, 210, 60, 0.45);
    box-shadow: none;
    transform: translateY(-1px);
}

/* ==================== BARRA SUPERIOR DIREITA ==================== */
.top-right-toolbar {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 10;
    display: flex;
    gap: 4px;
}

.toolbar-btn {
    width: 30px;
    height: 30px;
    background: var(--bg-panel-2);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.18s, color 0.18s, transform 0.15s, box-shadow 0.18s;
    box-shadow: var(--shadow-btn);
}

.toolbar-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.16);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0,0,0,0.5);
}

/* ==================== GIZMO COLUMN ==================== */
.gizmo-column {
    position: absolute;
    top: 54px;
    left: 14px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    z-index: 10;
}

.gizmo-btn {
    width: 26px;
    height: 26px;
    background: var(--bg-panel-2);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.18s, color 0.18s, border-color 0.18s, transform 0.15s, box-shadow 0.18s;
    box-shadow: var(--shadow-btn);
}

.gizmo-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.16);
    transform: translateX(2px);
}

.gizmo-btn.active {
    background: var(--accent-dim);
    color: var(--accent);
    border-color: rgba(201,126,32,0.45);
    box-shadow: none;
}
.gizmo-btn.active [data-lucide] { stroke: var(--accent); }

/* ==================== PAINÉIS (BASE) ==================== */
.panel {
    position: absolute;
    background: var(--bg-panel);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-panel);
    border: 1px solid var(--border);
    z-index: 20;
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.panel-header {
    padding: 11px 14px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h3 {
    margin: 0;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ==================== SEPARADOR DE SEÇÃO ==================== */
.section-label {
    margin: 14px 0 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ==================== PAINEL ESQUERDO ==================== */
.left-panel {
    top: 54px;
    left: 14px;
    width: 215px;
    padding: 10px;
    /* garante que não ultrapasse a tela em altura */
    max-height: calc(100vh - 82px);
    overflow-y: auto;
}
.left-panel::-webkit-scrollbar { width: 3px; }
.left-panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

.left-panel h3 {
    margin: 12px 0 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.left-panel button {
    width: 100%;
    padding: 5px 8px;
    margin-bottom: 3px;
    background: var(--bg-element);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-family: var(--font-ui);
    cursor: pointer;
    transition: background 0.18s, border-color 0.18s, transform 0.12s;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 8px;
}

.left-panel button [data-lucide] {
    width: 14px;
    height: 14px;
    stroke: var(--text-secondary);
    flex-shrink: 0;
}

.left-panel button:hover {
    background: var(--accent-dim);
    border-color: rgba(201,126,32,0.35);
    transform: translateX(2px);
}

/* ==================== PAINEL DE MATERIAL ==================== */
.material-panel {
    top: 66px;
    left: 108px;
    width: 270px;
    max-height: 520px;
    overflow-y: auto;
    padding: 0;
    background: var(--bg-panel);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 56px rgba(0,0,0,0.75), 0 2px 8px rgba(0,0,0,0.4);
}
.material-panel::-webkit-scrollbar { width: 4px; }
.material-panel::-webkit-scrollbar-track { background: transparent; }
.material-panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.10); border-radius: 4px; }

.material-panel .panel-header {
    position: sticky;
    top: 0;
    background: var(--bg-panel-2);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    z-index: 2;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.material-panel .panel-header::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: none;
    flex-shrink: 0;
}
.material-panel .panel-header h3 {
    font-size: 11px;
    font-weight: 700;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0;
}

/* ── Sections dentro do material panel ── */
#material-controls {
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* Cada grupo vira uma "card row" */
#material-controls .control-group {
    margin-bottom: 0;
    padding: 8px 10px;
    border-bottom: none;
    border-radius: 3px;
    transition: background 0.15s;
}
#material-controls .control-group:hover {
    background: rgba(255,255,255,0.03);
}

/* Label acima do controle */
#material-controls .control-group label {
    font-size: 10px;
    font-weight: 700;
    color: rgba(255,255,255,0.35);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Separador de seção com título */
.mat-section-title {
    font-size: 9.5px;
    font-weight: 700;
    color: rgba(255,255,255,0.2);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 10px 10px 4px;
    border-top: 1px solid rgba(255,255,255,0.05);
    margin-top: 4px;
}
.mat-section-title:first-child { border-top: none; margin-top: 0; }

/* Color row — cor + emissive lado a lado */
.mat-color-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 8px 10px;
}
.mat-color-cell {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.mat-color-cell label {
    font-size: 9.5px;
    font-weight: 700;
    color: rgba(255,255,255,0.3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.mat-color-cell input[type="color"] {
    width: 100%;
    height: 32px;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.04);
    cursor: pointer;
    padding: 3px;
    transition: border-color 0.18s;
}
.mat-color-cell input[type="color"]:hover { border-color: rgba(255,255,255,0.22); }

/* Row de dois número lado a lado */
.mat-num-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 4px 10px 8px;
}
.mat-num-cell {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.mat-num-cell label {
    font-size: 9.5px;
    font-weight: 700;
    color: rgba(255,255,255,0.3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.mat-num-cell .slider-group {
    border-radius: 6px;
}
.mat-num-cell .slider-group input[type="number"] {
    font-size: 12px;
    padding: 5px 8px;
}

/* Toggle switches row */
.mat-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    border-radius: 6px;
    transition: background 0.15s;
}
.mat-toggle-row:hover { background: rgba(255,255,255,0.03); }
.mat-toggle-row label {
    font-size: 11.5px;
    color: rgba(255,255,255,0.55);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
}
.mat-toggle-row .toggle { flex-shrink: 0; }

/* Texture slots */
.mat-texture-slot {
    padding: 6px 10px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.mat-texture-slot label {
    font-size: 9.5px;
    font-weight: 700;
    color: rgba(255,255,255,0.28);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.mat-texture-slot input[type="file"] {
    font-size: 11px;
    font-family: var(--font-ui);
    background: rgba(255,255,255,0.04);
    border: 1px dashed rgba(255,255,255,0.12);
    border-radius: 6px;
    padding: 5px 8px;
    color: var(--text-dim);
    cursor: pointer;
    width: 100%;
    box-sizing: border-box;
    transition: border-color 0.18s, background 0.18s;
}
.mat-texture-slot input[type="file"]:hover {
    border-color: rgba(95,127,255,0.4);
    background: rgba(95,127,255,0.05);
    color: var(--text-secondary);
}

/* ==================== PAINEL DE PARTÍCULAS E LUZES ==================== */
.particle-panel, .light-panel {
    top: 66px;
    left: 154px;
    width: 280px;
    max-height: 460px;
    overflow-y: auto;
    padding: 0;
    background: var(--bg-panel);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 56px rgba(0,0,0,0.75);
}
.particle-panel::-webkit-scrollbar,
.light-panel::-webkit-scrollbar { width: 4px; }
.particle-panel::-webkit-scrollbar-thumb,
.light-panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.10); border-radius: 4px; }

.particle-panel .panel-header,
.light-panel .panel-header {
    position: sticky;
    top: 0;
    background: var(--bg-panel-2);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    z-index: 2;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.light-panel .panel-header::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--yellow);
    box-shadow: none;
    flex-shrink: 0;
}
.particle-panel .panel-header::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: none;
    flex-shrink: 0;
}
.particle-panel .panel-header h3,
.light-panel .panel-header h3 {
    font-size: 11px;
    font-weight: 700;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0;
}
#particle-controls, #light-controls { padding: 10px 14px 14px; }

/* ==================== PAINEL DE OBJETOS ==================== */
.compact-panel {
    top: 54px;
    right: 14px;
    width: 240px;
    max-height: 340px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.object-count {
    background: var(--accent-dim);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    color: var(--accent);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.compact-list {
    overflow-y: auto;
    max-height: 280px;
    padding: 6px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.compact-list::-webkit-scrollbar { width: 3px; }
.compact-list::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius:3px; }

.object-item {
    display: flex;
    align-items: center;
    padding: 6px 8px;
    margin-bottom: 3px;
    background: transparent;
    border-radius: var(--radius-sm);
    transition: background 0.15s, border-color 0.15s;
    border: 1px solid transparent;
    gap: 6px;
}

.object-item:hover {
    background: var(--bg-hover);
    border-color: var(--border);
}

.object-item input[type="checkbox"] {
    margin: 0;
    width: 14px;
    height: 14px;
    cursor: pointer;
    accent-color: var(--accent);
    flex-shrink: 0;
}

.object-icon {
    width: 14px;
    height: 14px;
    color: var(--text-dim);
    flex-shrink: 0;
}
.object-icon [data-lucide] { width: 14px; height: 14px; stroke-width: 2; }

.object-name {
    flex: 1;
    font-size: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.15s;
}
.object-name:hover { color: var(--text-primary); }

.object-menu-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    transition: color 0.15s, background 0.15s;
}
.object-menu-btn:hover { color: var(--text-primary); background: var(--bg-hover); }

.object-collapse-btn {
    margin-left: 0;
    flex-shrink: 0;
}
.object-collapse-btn svg {
    transition: transform 0.2s ease;
}
.object-collapse-btn.collapsed svg {
    transform: rotate(180deg);
}


.object-menu-btn [data-lucide] { width: 13px; height: 13px; }

/* ==================== PAINEL DE PÓS-PROCESSAMENTO ==================== */
.post-panel {
    top: 80px;
    right: 292px;
    width: 300px;
    max-height: 540px;
    overflow-y: auto;
    padding: 0;
    background: var(--bg-panel);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 56px rgba(0,0,0,0.75);
}
.post-panel::-webkit-scrollbar { width: 4px; }
.post-panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.10); border-radius: 4px; }

.post-panel .panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    background: var(--bg-panel-2);
    position: sticky;
    top: 0;
    z-index: 2;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    gap: 8px;
}
.post-panel .panel-header::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: none;
    flex-shrink: 0;
}
.post-panel .panel-header h3 {
    flex: 1;
    font-size: 11px;
    font-weight: 700;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.download-btn {
    background: rgba(76,239,172,0.14);
    color: var(--green);
    border: 1px solid rgba(76,239,172,0.3);
    border-radius: var(--radius-sm);
    padding: 5px 11px;
    font-size: 12px;
    font-family: var(--font-ui);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: background 0.18s, border-color 0.18s;
    white-space: nowrap;
}
.download-btn:hover {
    background: rgba(76,239,172,0.24);
    border-color: rgba(76,239,172,0.55);
    box-shadow: none;
}
.download-btn [data-lucide] { width: 13px; height: 13px; }

.post-controls {
    padding: 10px;
}

/* ── Bloom section dentro do post-controls ── */
.post-controls .control-group {
    margin-bottom: 0;
    padding: 6px 4px;
    border-bottom: none;
}
.post-controls .control-group label {
    font-size: 10px;
    font-weight: 700;
    color: rgba(255,255,255,0.32);
    text-transform: uppercase;
    letter-spacing: 0.09em;
    margin-bottom: 5px;
}

/* Grid de 3 campos numéricos de bloom */
.bloom-fields-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 6px;
    padding: 8px 4px 4px;
}
.bloom-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.bloom-field label {
    font-size: 9px;
    font-weight: 700;
    color: rgba(255,255,255,0.28);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-align: center;
}
.bloom-field .slider-group {
    border-radius: 6px;
}
.bloom-field .slider-group input[type="number"] {
    font-size: 12.5px;
    padding: 6px 4px;
    text-align: center;
}

/* Section divider dentro do post-panel */
.post-section-title {
    font-size: 9.5px;
    font-weight: 700;
    color: rgba(255,255,255,0.2);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 10px 14px 4px;
    border-top: 1px solid rgba(255,255,255,0.04);
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.post-section-title:first-child { border-top: none; margin-top: 0; }
.post-section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(255,255,255,0.04);
}

/* ==================== MENU DE CONTEXTO ==================== */
.context-menu {
    position: fixed;
    background: #1c1c1c;
    color: var(--text-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-panel), 0 0 0 1px rgba(255,255,255,0.08);
    z-index: 10000;
    min-width: 150px;
    font-size: 12.5px;
    padding: 5px;
}

.context-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.context-menu li {
    padding: 7px 10px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}
.context-menu li [data-lucide] { width: 13px; height: 13px; color: var(--text-dim); }
.context-menu li:hover { background: var(--accent-dim); color: var(--text-primary); }
.context-menu li:hover [data-lucide] { color: var(--accent); }
.context-menu li.disabled { opacity: 0.3; pointer-events: none; }

.context-menu li.separator {
    height: 1px;
    background: var(--border);
    padding: 0;
    margin: 3px 0;
    cursor: default;
    pointer-events: none;
}

/* ==================== CONTROLES DE FORMULÁRIO ==================== */
.control-group {
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.control-group:last-child { border-bottom: none; margin-bottom: 0; }

.control-group label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    color: rgba(255,255,255,0.32);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.control-group input[type="color"] {
    width: 100%;
    height: 34px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 3px;
    cursor: pointer;
    padding: 3px;
    transition: border-color 0.18s;
}
.control-group input[type="color"]:hover { border-color: rgba(255,255,255,0.22); }

.control-group input[type="file"] {
    width: 100%;
    font-size: 11px;
    font-family: var(--font-ui);
    background: rgba(255,255,255,0.04);
    border: 1px dashed rgba(255,255,255,0.12);
    border-radius: 3px;
    padding: 6px 8px;
    color: var(--text-dim);
    cursor: pointer;
    box-sizing: border-box;
    transition: border-color 0.18s, background 0.18s, color 0.18s;
}
.control-group input[type="file"]:hover {
    border-color: rgba(201,126,32,0.35);
    background: rgba(95,127,255,0.05);
    color: var(--text-secondary);
}

/* ── Range sliders completamente removidos — só números exatos ── */
input[type="range"] { display: none !important; }

/* ── Novo slider-group: campo numérico limpo, sem barra de arraste ── */
.slider-group {
    display: flex;
    align-items: stretch;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color 0.18s, box-shadow 0.18s;
}
.slider-group:focus-within {
    border-color: rgba(95,127,255,0.5);
    box-shadow: 0 0 0 2px rgba(201,126,32,0.10);
}
.slider-group .sg-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0 8px 0 10px;
    display: flex;
    align-items: center;
    pointer-events: none;
    flex-shrink: 0;
    border-right: 1px solid rgba(255,255,255,0.07);
    background: rgba(255,255,255,0.02);
    white-space: nowrap;
}
.slider-group input[type="number"] {
    flex: 1;
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 6px 10px;
    font-size: 13px;
    font-family: var(--font-mono);
    text-align: right;
    outline: none;
    -moz-appearance: textfield;
    min-width: 0;
}
.slider-group input[type="number"]::-webkit-inner-spin-button,
.slider-group input[type="number"]::-webkit-outer-spin-button { opacity: 0.35; }

.inline-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 5px;
    padding: 4px 0;
}
.inline-controls input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: var(--accent);
    cursor: pointer;
    flex-shrink: 0;
}
.inline-controls label {
    font-size: 11.5px;
    color: rgba(255,255,255,0.55);
    cursor: pointer;
    user-select: none;
}

.toggle {
    position: relative;
    width: 30px;
    height: 17px;
    flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.12);
    border-radius: 4px;
    transition: background 0.2s;
    cursor: pointer;
}
.toggle-slider::before {
    content: '';
    position: absolute;
    width: 11px;
    height: 11px;
    background: white;
    border-radius: 50%;
    left: 3px;
    top: 3px;
    transition: transform 0.2s;
}
.toggle input:checked + .toggle-slider { background: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(13px); }

.clear-btn {
    background: rgba(255,80,80,0.08);
    border: 1px solid rgba(255,80,80,0.22);
    color: rgba(255,100,100,0.75);
    border-radius: 6px;
    padding: 5px 10px;
    font-size: 11px;
    font-family: var(--font-ui);
    margin-top: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: background 0.18s, border-color 0.18s, color 0.18s;
}
.clear-btn:hover {
    background: rgba(255,80,80,0.18);
    border-color: rgba(255,80,80,0.45);
    color: #ff8888;
}
.clear-btn [data-lucide] { width: 11px; height: 11px; }

.no-selection {
    text-align: center;
    color: rgba(255,255,255,0.2);
    font-size: 11.5px;
    padding: 28px 20px;
    user-select: none;
    line-height: 1.6;
    letter-spacing: 0.01em;
}
.no-selection::before {
    content: '—';
    display: block;
    font-size: 18px;
    margin-bottom: 6px;
    opacity: 0.3;
    font-style: normal;
}

/* ==================== UTILITÁRIOS ==================== */
.hidden { display: none !important; }

/* ==================== BOTÃO IMPORTAR MODELO ==================== */
#import-model-btn {
    background: linear-gradient(135deg, rgba(142,68,173,0.5), rgba(52,152,219,0.5));
    border-color: rgba(142,68,173,0.5);
    color: white;
    font-weight: 600;
}
#import-model-btn:hover {
    background: linear-gradient(135deg, rgba(155,89,182,0.65), rgba(93,173,226,0.65));
    border-color: rgba(155,89,182,0.7);
    transform: translateX(2px);
}

/* ==================== ÁRVORE DE OBJETOS ==================== */
.tree-item {
    margin-left: 0;
    position: relative;
    font-size: 12px;
    line-height: 22px;
    padding: 1px 2px;
    border-radius: 4px;
}
.tree-item:hover {
    background: rgba(255,255,255,0.03);
}

.tree-toggle {
    display: inline-flex;
    width: 18px;
    height: 18px;
    cursor: pointer;
    user-select: none;
    color: var(--text-dim);
    align-items: center;
    justify-content: center;
    border-radius: 3px;
    vertical-align: middle;
    transition: color 0.15s, background 0.15s;
}
.tree-toggle [data-lucide] { width: 11px; height: 11px; }
.tree-toggle.has-children { color: var(--text-secondary); }
.tree-toggle.has-children:hover { color: var(--accent); background: var(--accent-dim); }

.tree-children {
    margin-left: 10px;
    border-left: 2px solid rgba(180,130,60,0.15);
    padding-left: 8px;
}

.tree-label {
    cursor: pointer;
    user-select: none;
    padding: 2px 5px;
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
    display: inline-block;
    color: var(--text-secondary);
    font-size: 12px;
}
.tree-label:hover { background: var(--bg-hover); color: var(--text-primary); }
.tree-item.active-item > .tree-label {
    color: #c8b090;
    background: rgba(180,130,60,0.1);
    font-weight: 600;
}

.tree-checkbox {
    margin-right: 4px;
    vertical-align: middle;
    accent-color: var(--accent);
}

/* ==================== PAINEL DE OSSO ==================== */
.bone-button {
    background: rgba(160,160,180,0.14);
    color: rgba(220,220,240,0.85);
    border-color: rgba(180,180,200,0.2);
}
.bone-button:hover {
    background: rgba(160,160,180,0.24);
    border-color: rgba(180,180,200,0.4);
    transform: translateY(-1px);
}

.bone-panel {
    top: 66px;
    left: 154px;
    width: 275px;
    max-height: 420px;
    overflow-y: auto;
    padding: 0;
}
.bone-panel .panel-header {
    position: sticky;
    top: 0;
    background: var(--bg-panel-2);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    z-index: 2;
}
#bone-controls { padding: 14px; }

/* ==================== BOTÕES DE HISTÓRICO (UNDO/REDO) ==================== */
.history-btn {
    background: var(--bg-panel-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    padding: 5px 10px;
    cursor: pointer;
    transition: background 0.18s, color 0.18s, transform 0.12s, border-color 0.18s;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-family: var(--font-ui);
    box-shadow: var(--shadow-btn);
}
.history-btn [data-lucide] { width: 14px; height: 14px; }
.history-btn:hover {
    background: var(--accent-dim);
    color: var(--accent);
    border-color: rgba(201,126,32,0.35);
    transform: translateY(-1px);
}
.history-btn:active { transform: scale(0.96); }
.history-btn:disabled { opacity: 0.25; pointer-events: none; }

/* Versão compacta: apenas ícone, sem texto, quadrado */
.history-btn.compact {
    width: 22px;
    height: 22px;
    padding: 0;
    justify-content: center;
    border-radius: var(--radius-sm);
    box-shadow: none;
    flex-shrink: 0;
}
.history-btn.compact [data-lucide] { width: 11px; height: 11px; }

/* ==================== BOTÃO DE MENU DE OBJETOS ==================== */
#context-menu-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 4px;
    transition: color 0.15s, background 0.15s;
    display: flex;
    align-items: center;
    margin-left: 2px;
}
#context-menu-btn:hover { color: var(--text-primary); background: var(--bg-hover); }
#context-menu-btn [data-lucide] { width: 16px; height: 16px; }

/* ==================== TIMELINE CONTAINER ==================== */
#timeline-container {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 82%;
    max-width: 1300px;
    min-width: 500px;
    background: var(--bg-panel);
    border-top: 1px solid rgba(255,255,255,0.07);
    border-left: 1px solid rgba(255,255,255,0.05);
    border-right: 1px solid rgba(255,255,255,0.05);
    border-radius: 4px 12px 0 0;
    z-index: 2000;
    box-shadow: 0 -8px 40px rgba(0,0,0,0.7), 0 -1px 0 rgba(255,255,255,0.035);
    user-select: none;
}

/* ==================== BARRA DA TIMELINE ==================== */
.timeline-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 7px 12px 9px;
    height: 48px;
    position: relative;
}

/* ==================== BOTÕES DA TIMELINE ==================== */
.tl-btn {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.75);
    width: 30px;
    height: 30px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.tl-btn [data-lucide] { width: 13px; height: 13px; }
.tl-btn:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.22);
    color: #fff;
}

.tl-play {
    width: 34px;
    height: 34px;
    border-radius: 2px;
    background: rgba(76,239,172,0.12);
    border-color: rgba(76,239,172,0.3);
    color: var(--green);
}
.tl-play:hover {
    background: rgba(76,239,172,0.22);
    border-color: rgba(76,239,172,0.55);
    color: #8dffd4;
    box-shadow: none;
}
.tl-play.playing {
    background: rgba(255,82,82,0.14);
    border-color: rgba(255,82,82,0.4);
    color: var(--red);
    box-shadow: none;
}

.tl-kf-btn {
    color: var(--yellow);
    border-color: rgba(255,217,92,0.18);
    background: rgba(255,217,92,0.07);
}
.tl-kf-btn:hover {
    background: rgba(255,217,92,0.18);
    border-color: rgba(255,217,92,0.45);
    box-shadow: none;
}
.tl-kf-btn.kf-flash {
    background: rgba(255,217,92,0.38);
    border-color: var(--yellow);
    box-shadow: none;
    transform: scale(1.18);
}

/* ==================== TRACK ==================== */
.timeline-track-wrapper {
    flex: 1;
    height: 38px;
    border-radius: var(--radius-sm);
    background: rgba(0,0,0,0.4);
    border: 1px solid rgba(255,255,255,0.07);
    overflow: hidden;
    position: relative;
    cursor: crosshair;
}

.timeline-track {
    width: 100%;
    height: 100%;
    overflow-x: scroll;
    overflow-y: hidden;
    position: relative;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.12) transparent;
}
.timeline-track::-webkit-scrollbar { height: 3px; }
.timeline-track::-webkit-scrollbar-track { background: transparent; }
.timeline-track::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 2px; }

.timeline-frames {
    height: 100%;
    position: relative;
    min-width: 100%;
    background-image:
        repeating-linear-gradient(90deg,rgba(255,255,255,0.03) 0px,rgba(255,255,255,0.03) 1px,transparent 1px,transparent 14px),
        repeating-linear-gradient(90deg,rgba(255,255,255,0.09) 0px,rgba(255,255,255,0.09) 1px,transparent 1px,transparent 70px);
}

/* ==================== RÉGUA ==================== */
.timeline-ruler {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    pointer-events: none;
}
.ruler-tick {
    position: absolute;
    top: 0;
    width: 1px;
    height: 28%;
    background: rgba(255,255,255,0.12);
}
.ruler-tick-major {
    height: 52%;
    background: rgba(255,255,255,0.26);
}
.ruler-label {
    position: absolute;
    top: 56%;
    left: 3px;
    font-size: 9px;
    color: rgba(255,255,255,0.28);
    font-family: var(--font-mono);
    white-space: nowrap;
    pointer-events: none;
}

/* ==================== KEYFRAMES ==================== */
.timeline-kf-layer {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    pointer-events: all;
}

.kf-diamond {
    position: absolute;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 10px;
    height: 10px;
    background: var(--yellow);
    border: 1px solid rgba(255,240,160,0.8);
    box-shadow: none;
    z-index: 5;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.1s;
}
.kf-diamond:hover {
    transform: translateY(-50%) rotate(45deg) scale(1.35);
    box-shadow: none;
}

/* ==================== PLAYHEAD ==================== */
.timeline-playhead {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--red);
    z-index: 10;
    pointer-events: none;
    box-shadow: none;
}
.timeline-playhead::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 7px;
    height: 7px;
    background: var(--red);
    box-shadow: none;
}

/* ==================== RELÓGIO ==================== */
.tl-clock-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
}

.tl-gear-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s, transform 0.2s;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.tl-gear-btn [data-lucide] { width: 12px; height: 12px; }
.tl-gear-btn:hover { color: rgba(255,255,255,0.8); transform: rotate(30deg); }

.tl-clock {
    font-family: var(--font-mono);
    font-size: 15px;
    font-weight: 700;
    color: var(--green);
    background: rgba(0,0,0,0.5);
    border: 1px solid rgba(76,239,172,0.2);
    border-radius: var(--radius-sm);
    padding: 3px 8px;
    min-width: 60px;
    text-align: center;
    letter-spacing: 2px;
    display: flex;
    align-items: baseline;
    gap: 2px;
    box-shadow: none;
}

.tl-clock-label {
    font-size: 9px;
    color: rgba(76,239,172,0.4);
    letter-spacing: 0;
    font-weight: normal;
}

/* ==================== PAINEL DE FPS ==================== */
.fps-panel {
    position: absolute;
    bottom: calc(100% + 6px);
    right: 14px;
    background: rgba(12,14,26,0.99);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-md);
    padding: 11px 14px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    box-shadow: var(--shadow-panel);
    color: var(--text-secondary);
    font-size: 12.5px;
    font-family: var(--font-ui);
    max-width: 480px;
    z-index: 10;
}
.fps-panel.hidden { display: none !important; }

.fps-panel input[type="number"] {
    width: 58px;
    background: var(--bg-element);
    border: 1px solid rgba(255,255,255,0.18);
    color: #fff;
    padding: 5px 8px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font-mono);
    text-align: center;
}
.fps-panel input[type="number"]:focus {
    outline: none;
    border-color: rgba(76,239,172,0.5);
    box-shadow: none;
}

.fps-panel button {
    background: rgba(76,239,172,0.12);
    border: 1px solid rgba(76,239,172,0.3);
    color: var(--green);
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font-ui);
    transition: background 0.15s;
}
.fps-panel button:hover {
    background: rgba(76,239,172,0.24);
    border-color: rgba(76,239,172,0.5);
}

/* ==================== FLASH MESSAGE ==================== */
.tl-flash-msg {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: rgba(16,18,32,0.97);
    border: 1px solid rgba(255,217,92,0.35);
    color: var(--yellow);
    padding: 7px 16px;
    border-radius: var(--radius-md);
    font-size: 12.5px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s, transform 0.2s;
    z-index: 3000;
    display: flex;
    align-items: center;
    gap: 6px;
}
.tl-flash-msg [data-lucide] { width: 13px; height: 13px; }
.tl-flash-msg.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ==================== BOTÃO ANIM ATIVO ==================== */
#anim-btn.active {
    background: rgba(255,82,82,0.15);
    border-color: rgba(255,82,82,0.4);
    color: #ff8080;
    box-shadow: none;
}

/* ==================== RENDER QUALITY ==================== */
.render-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

/* ── Botão de engrenagem de qualidade ──────────────────────────────────────── */
.render-quality-gear {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 3px;
    border: 1px solid rgba(120, 160, 255, 0.25);
    background: rgba(180,130,60, 0.10);
    color: #c4a870;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, transform 0.18s;
    flex-shrink: 0;
}
.render-quality-gear:hover {
    background: rgba(180,130,60, 0.22);
    border-color: rgba(120, 160, 255, 0.5);
    color: #d4b080;
    transform: rotate(45deg);
}
.render-quality-gear svg { width: 14px; height: 14px; pointer-events: none; }

/* ── Painel de qualidade de imagem ──────────────────────────────────────────
 *  Acomodado fora do post-panel header para não sobrepor o botão de download.
 *  O painel é injetado APÓS o header (dentro do post-panel), logo antes dos
 *  post-controls. Ele empurra o conteúdo naturalmente.
 * ──────────────────────────────────────────────────────────────────────────── */
.render-quality-panel {
    margin: 0 0 10px 0;
    padding: 14px;
    background: #191919;
    border: 1px solid rgba(180,130,60, 0.20);
    border-radius: 3px;
    font-size: 12px;
    animation: rqFadeIn 0.15s ease;
    overflow: hidden;
}
.render-quality-panel.hidden { display: none; }
@keyframes rqFadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.rq-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
    color: #c4a870;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(180,130,60, 0.12);
}
.rq-title svg { width: 12px; height: 12px; opacity: 0.7; }

.rq-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}
.rq-row:last-child { margin-bottom: 0; }

.rq-label {
    color: #7a8faa;
    font-size: 11px;
    white-space: nowrap;
    min-width: 82px;
    flex-shrink: 0;
}

/* ── Select de resolução: suporte a números exatos (ex: "4K — 3840×2160") ─── */
.rq-select {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.10);
    color: #c8b898;
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 11px;
    font-family: var(--font-mono);   /* mono para alinhar números */
    cursor: pointer;
    outline: none;
    transition: border-color 0.15s;
    min-width: 0;
    /* Garante que texto longo com dimensões exatas não seja cortado */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.rq-select:hover, .rq-select:focus { border-color: rgba(180,130,60, 0.40); }
/* As options herdam fundo escuro para legibilidade nas dimensões exatas */
.rq-select option {
    background: #1a1a1a;
    color: #c8e8ff;
    font-size: 11px;
    font-family: monospace;
}

.rq-range {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 3px;
    background: rgba(180,130,60, 0.25);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    min-width: 0;
}
.rq-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: #b08840;
    cursor: pointer;
    border: 2px solid #1a2540;
    box-shadow: none;
    transition: transform 0.12s;
}
.rq-range::-webkit-slider-thumb:hover { transform: scale(1.2); }

.rq-val {
    color: #c4a870;
    font-size: 11px;
    min-width: 30px;
    text-align: right;
    flex-shrink: 0;
    font-variant-numeric: tabular-nums;
}

.rq-hint {
    display: flex;
    align-items: flex-start;
    gap: 5px;
    margin-top: 10px;
    padding: 7px 9px;
    background: rgba(180,130,60, 0.05);
    border: 1px solid rgba(180,130,60, 0.10);
    border-radius: 6px;
    color: #5a6e88;
    font-size: 10px;
    line-height: 1.5;
}
.rq-hint svg { width: 11px; height: 11px; flex-shrink: 0; margin-top: 1px; color: #4a6a99; }

/* ── Linha de dimensões exatas abaixo do select de resolução ────────────────
 *  Injeta via JS (main.js pode atualizar #rq-res-display) a dimensão real
 *  em pixels assim que o usuário seleciona uma opção.
 * ──────────────────────────────────────────────────────────────────────────── */
.rq-res-display {
    font-family: var(--font-mono);
    font-size: 10px;
    color: rgba(138, 180, 248, 0.65);
    margin-top: 3px;
    letter-spacing: 0.5px;
    text-align: right;
    font-variant-numeric: tabular-nums;
    flex-shrink: 0;
    min-width: 80px;
}

/* ==================== PAINEL DE CONFIGURAÇÕES ==================== */
.settings-panel {
    position: fixed;
    top: 342px;
    right: 16px;
    width: 256px;
    max-height: calc(100vh - 360px);
    overflow-y: auto;
    background: var(--bg-panel);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    padding: 0;
    z-index: 200;
    box-shadow: 0 20px 56px rgba(0,0,0,0.75), 0 2px 8px rgba(0,0,0,0.4);
}

.settings-panel::-webkit-scrollbar { width: 4px; }
.settings-panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 4px; }

/* Header estilo timeline */
.settings-panel .panel-header {
    padding: 10px 14px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    margin-bottom: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    position: sticky;
    top: 0;
    background: var(--bg-panel-2);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    z-index: 2;
}
.settings-panel .panel-header::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #c8b090;
    box-shadow: none;
    flex-shrink: 0;
}
.settings-panel .panel-header h3 {
    margin: 0;
    font-size: 11px;
    color: rgba(255,255,255,0.7);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Sections */
.settings-section {
    padding: 10px 12px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.settings-section:last-child { border-bottom: none; }

.settings-section h4 {
    font-size: 9.5px;
    font-weight: 700;
    color: rgba(255,255,255,0.22);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin: 0 0 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.settings-section h4::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(255,255,255,0.05);
}

/* Action buttons — clean pill style */
.settings-action-btn {
    display: flex;
    align-items: center;
    gap: 9px;
    width: 100%;
    padding: 8px 11px;
    margin-bottom: 4px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 3px;
    color: rgba(200,215,240,0.75);
    font-size: 12px;
    font-family: var(--font-ui);
    cursor: pointer;
    text-align: left;
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.1s;
    letter-spacing: 0.01em;
}
.settings-action-btn:last-child { margin-bottom: 0; }
.settings-action-btn:hover {
    background: rgba(180,130,60,0.1);
    border-color: rgba(180,130,60,0.22);
    color: #c8e8ff;
    transform: translateX(2px);
}
.settings-action-btn:active { transform: scale(0.98); }
.settings-action-btn svg { width: 13px; height: 13px; opacity: 0.6; flex-shrink: 0; }
.settings-action-btn:hover svg { opacity: 0.9; }
.settings-action-btn.danger { color: rgba(255,120,120,0.75); border-color: rgba(255,80,80,0.1); }
.settings-action-btn.danger:hover {
    background: rgba(255,60,60,0.1);
    border-color: rgba(255,80,80,0.28);
    color: #ffaaaa;
    transform: translateX(2px);
}
.settings-action-btn:disabled { opacity: 0.35; cursor: not-allowed; transform: none; }

/* Select (idioma) */
.settings-lang-select {
    width: 100%;
    background: rgba(180,130,60,0.07);
    border: 1px solid rgba(180,130,60,0.18);
    border-radius: 3px;
    color: #c8aa78;
    padding: 8px 32px 8px 12px;
    font-size: 12.5px;
    font-family: var(--font-ui);
    cursor: pointer;
    outline: none;
    transition: border-color 0.18s, background 0.18s;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237edfff' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}
.settings-lang-select:hover,
.settings-lang-select:focus {
    border-color: rgba(180,130,60,0.45);
    background-color: rgba(180,130,60,0.13);
}
.settings-lang-select option { background: #181818; color: #c8aa78; }

/* Skybox color */
#skybox-color-group { padding: 4px 0 2px; }
#skybox-color-group label {
    font-size: 10px;
    font-weight: 700;
    color: rgba(255,255,255,0.3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: block;
    margin-bottom: 5px;
}
#skybox-color-group input[type="color"] {
    width: 100%;
    height: 34px;
    border-radius: 3px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.04);
    cursor: pointer;
    padding: 3px;
    transition: border-color 0.18s;
}
#skybox-color-group input[type="color"]:hover { border-color: rgba(255,255,255,0.22); }

/* Physics */
#physics-sub-controls { padding-top: 4px; }
.physics-select {
    width: 100%;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 3px;
    color: #ccd8e8;
    padding: 7px 10px;
    font-size: 12px;
    cursor: pointer;
    outline: none;
    margin-top: 4px;
    transition: border-color 0.18s;
}
.physics-select:focus { border-color: rgba(180,130,60,0.4); }

.physics-actions { display: flex; gap: 5px; margin-top: 10px; flex-wrap: wrap; }
.physics-btn {
    flex: 1;
    min-width: 60px;
    padding: 7px 6px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background 0.14s, transform 0.08s;
    text-align: center;
    letter-spacing: 0.01em;
}
.physics-btn:active { transform: scale(0.96); }
.physics-btn.simulate { background: rgba(50,180,100,0.16); border-color: rgba(50,220,100,0.25); color: #6fea9a; }
.physics-btn.simulate:hover { background: rgba(50,180,100,0.28); }
.physics-btn.stop { background: rgba(220,60,60,0.16); border-color: rgba(255,80,80,0.28); color: #f87; }
.physics-btn.stop:hover { background: rgba(220,60,60,0.26); }
.physics-btn.reset { background: rgba(180,130,60,0.13); border-color: rgba(180,130,60,0.25); color: #c8b090; }
.physics-btn.reset:hover { background: rgba(180,130,60,0.23); }

#settings-btn.active { background: rgba(180,130,60,0.18); border-color: rgba(180,130,60,0.38); color: #c8b090; }

/* ==================== MOBILE — PORTRAIT & LANDSCAPE ==================== */

/* Corrige min-width no mobile para não causar overflow */
#timeline-container { min-width: 0; }

/* ── Celular em modo LANDSCAPE (tela larga, horizontal) ────────────────────── */
@media (max-width: 600px) {
    #timeline-container {
        width: 100%;
        left: 0;
        transform: none;
        border-radius: 3px 10px 0 0;
        border-left: none;
        border-right: none;
    }
    .post-panel {
        position: fixed;
        top: 50%;
        left: 50%;
        right: auto;
        bottom: auto;
        transform: translate(-50%,-50%);
        width: calc(100vw - 32px);
        max-width: 340px;
        max-height: 80vh;
        z-index: 2500;
    }
    .settings-panel {
        position: fixed;
        top: 50%;
        left: 50%;
        right: auto;
        bottom: auto;
        transform: translate(-50%,-50%);
        width: calc(100vw - 32px);
        max-width: 300px;
        max-height: 80vh;
        margin-top: 0;
        z-index: 2500;
    }
    .material-panel, .particle-panel, .light-panel, .bone-panel {
        position: fixed;
        top: 50%;
        left: 50%;
        right: auto;
        transform: translate(-50%,-50%);
        width: calc(100vw - 32px);
        max-width: 300px;
        max-height: 75vh;
    }
    .compact-panel {
        right: 8px;
        top: 56px;
        width: calc(100vw - 70px);
        max-width: 240px;
    }
    .menu-button     { left: 8px;  top: 8px; }
    .material-button { left: 44px; top: 8px; }
    .context-button  { left: 80px; top: 8px; }
    .top-right-toolbar { top: 10px; right: 8px; }
    .gizmo-column { top: 58px; left: 8px; }
    .timeline-bar {
        padding: 6px 8px 8px;
        gap: 5px;
        flex-wrap: nowrap;
    }
    .tl-btn    { width: 30px; height: 30px; }
    .tl-play   { width: 34px; height: 34px; }
    .tl-clock  { font-size: 12px; min-width: 50px; padding: 2px 5px; letter-spacing: 1px; }
    .tl-clock-label { display: none; }
    .tl-gear-btn    { display: none; }
}

/* ── Celular em modo PORTRAIT (tela alta, vertical — o que o usuário pediu) ── */
@media (orientation: portrait) and (max-width: 768px) {

    /* Timeline ocupa 100% da largura e sobe um pouco para dar espaço */
    #timeline-container {
        width: 100%;
        left: 0;
        transform: none;
        border-radius: 4px 12px 0 0;
        border-left: none;
        border-right: none;
    }

    /* A barra principal da timeline quebra em 2 linhas:
       linha 1 → controles de transporte (play, seek, kf)
       linha 2 → track + relógio                           */
    .timeline-bar {
        height: auto;
        min-height: 56px;
        padding: 7px 10px 9px;
        gap: 6px;
        flex-wrap: wrap;
        /* Agrupa: controles de transporte na primeira linha */
        align-items: center;
    }

    /* Track estica para ocupar a linha inteira na segunda quebra */
    .timeline-track-wrapper {
        order: 10;           /* empurra para a segunda linha */
        flex-basis: 100%;    /* ocupa 100% da largura disponível */
        height: 34px;
        margin-top: 2px;
    }

    /* Relógio vai para o fim da primeira linha */
    .tl-clock-group {
        margin-left: auto;   /* empurra para a direita */
        order: 5;
    }

    /* Botões de transporte menores no portrait */
    .tl-btn  { width: 32px; height: 32px; }
    .tl-play { width: 36px; height: 36px; }

    /* Clock levemente menor */
    .tl-clock {
        font-size: 13px;
        min-width: 54px;
        padding: 2px 6px;
        letter-spacing: 1.5px;
    }
    .tl-clock-label { display: none; }  /* economiza espaço */

    /* Gear fica visível mas menor */
    .tl-gear-btn {
        display: flex;
        width: 14px;
        height: 14px;
    }
    .tl-gear-btn [data-lucide] { width: 11px; height: 11px; }

    /* Painel de adição (botão ) */
    .left-panel {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        right: auto !important;
        bottom: auto !important;
        transform: translate(-50%, -50%) !important;
        width: calc(100vw - 24px) !important;
        max-width: 320px !important;
        max-height: 78vh !important;
        overflow-y: auto !important;
        z-index: 2500 !important;   /* acima da timeline (2000) */
    }

    /* Painel de renderização / pós-processamento
       Posicionado no TOPO logo abaixo da toolbar (top:56px).
       Todos os quatro offsets explícitos para garantir compatibilidade. */
    #post-panel {
        position: fixed !important;
        top: 56px !important;
        right: auto !important;
        bottom: auto !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
        width: calc(100vw - 24px) !important;
        max-width: 360px !important;
        max-height: calc(100vh - 140px) !important;
        overflow-y: auto !important;
        margin-top: 0 !important;
        margin-right: 0 !important;
        margin-bottom: 0 !important;
        margin-left: 0 !important;
        z-index: 2500 !important;
    }

    /* Painel de configurações — centralizado na tela em portrait.
       Base agora usa top:342px sem margin-top, então override é simples. */
    #settings-panel {
        position: fixed !important;
        top: 50% !important;
        right: auto !important;
        bottom: auto !important;
        left: 50% !important;
        transform: translate(-50%, -50%) !important;
        width: calc(100vw - 24px) !important;
        max-width: 320px !important;
        max-height: 76vh !important;
        overflow-y: auto !important;
        z-index: 2500 !important;
    }

    /* Painéis de material, partículas, luzes e ossos */
    .material-panel, .particle-panel, .light-panel, .bone-panel {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        right: auto !important;
        bottom: auto !important;
        transform: translate(-50%, -50%) !important;
        width: calc(100vw - 24px) !important;
        max-width: 320px !important;
        max-height: 76vh !important;
        z-index: 2500 !important;
    }

    /* Painel de objetos — fica fixo no canto superior direito */
    .compact-panel {
        right: 8px;
        top: 56px;
        width: calc(100vw - 64px);
        max-width: 260px;
    }

    /* Botões do canto superior esquerdo */
    .menu-button     { left: 8px;  top: 8px; }
    .material-button { left: 44px; top: 8px; }
    .context-button  { left: 80px; top: 8px; }
    .top-right-toolbar { top: 10px; right: 8px; gap: 4px; }
    .gizmo-column { top: 56px; left: 8px; }

    /* Flash message sobe para não colidir com a timeline de 2 linhas */
    .tl-flash-msg { bottom: 100px; }

    /* Painel FPS: abre para cima e se ajusta */
    .fps-panel {
        right: 8px;
        flex-wrap: wrap;
        max-width: calc(100vw - 20px);
    }
}

/* ── Telas muito estreitas em portrait (iPhone SE, etc.) ───────────────────── */
@media (orientation: portrait) and (max-width: 390px) {
    .tl-btn  { width: 28px; height: 28px; }
    .tl-play { width: 32px; height: 32px; }
    .tl-btn [data-lucide] { width: 13px; height: 13px; }
    .tl-clock { font-size: 12px; min-width: 48px; letter-spacing: 1px; }
    .top-right-toolbar .toolbar-btn { width: 32px; height: 32px; }
    .top-right-toolbar [data-lucide] { width: 15px; height: 15px; }
}


/* ── Celular em modo LANDSCAPE (tela larga, horizontal) ── */
@media (orientation: landscape) and (max-height: 500px) {
    .settings-panel {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        right: auto !important;
        bottom: auto !important;
        transform: translate(-50%, -50%) !important;
        width: calc(100vw - 32px) !important;
        max-width: 340px !important;
        max-height: 85vh !important;
        overflow-y: auto !important;
        z-index: 2500 !important;
        margin-top: 0 !important;
    }

    .camera-settings-panel {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        right: auto !important;
        bottom: auto !important;
        transform: translate(-50%, -50%) !important;
        width: calc(100vw - 32px) !important;
        max-width: 340px !important;
        max-height: 85vh !important;
        overflow-y: auto !important;
        z-index: 2500 !important;
    }

    .material-panel, .particle-panel, .light-panel, .bone-panel {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        right: auto !important;
        bottom: auto !important;
        transform: translate(-50%, -50%) !important;
        width: calc(100vw - 32px) !important;
        max-width: 340px !important;
        max-height: 85vh !important;
        z-index: 2500 !important;
    }

    .post-panel {
        position: fixed !important;
        top: 50% !important;
        left: 50% !important;
        right: auto !important;
        bottom: auto !important;
        transform: translate(-50%, -50%) !important;
        width: calc(100vw - 32px) !important;
        max-width: 340px !important;
        max-height: 85vh !important;
        z-index: 2500 !important;
    }
}


/* ==================== EXPLOSION BUTTON ==================== */
#add-panel button.explosion-btn {
    color: #ff6622;
    
    border-color: rgba(255,100,20,0.25);
    background: rgba(255,80,10,0.07);
    position: relative;
    overflow: hidden;
}
#add-panel button.explosion-btn:hover {
    background: rgba(255,100,10,0.18);
    border-color: rgba(255,100,20,0.5);
    box-shadow: none;
    color: #ff9955;
    
}

/* Electricity button — cyan glow accent */
#add-panel button.electricity-btn {
    color: #00ddff;
    
    border-color: rgba(0, 200, 255, 0.25);
    background: rgba(0, 180, 255, 0.07);
    position: relative;
    overflow: hidden;
}

#add-panel button.electricity-btn:hover {
    background: rgba(0, 200, 255, 0.15);
    border-color: rgba(0, 200, 255, 0.5);
    box-shadow: none;
    color: #55eeff;
    
}

#add-panel button.electricity-btn i {
    filter: drop-shadow(0 0 5px rgba(0, 200, 255, 0.8));
}

#add-panel button.electricity-btn:hover i {
    filter: drop-shadow(0 0 8px rgba(0, 220, 255, 1.0));
}

/*  subtle arc animation on the button icon */
@keyframes electricity-flicker {
    0%, 100% { opacity: 1; }
    45%       { opacity: 0.85; }
    46%       { opacity: 1; }
    92%       { opacity: 0.9; }
    93%       { opacity: 1; }
}

#add-panel button.electricity-btn i {
    animation: electricity-flicker 2.8s ease-in-out infinite;
    }/* ================================================================
   NEXUS ENGINE — Camera System + Drag-to-Parent Objects
   ================================================================ */

/* ----------------------------------------------------------------
   BOTÃO "CÂMERA" NO ADD PANEL (Itens Técnicos)
---------------------------------------------------------------- */
.camera-add-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 9px 12px;
    background: rgba(180,130,60, 0.10);
    border: 1px solid rgba(180,130,60, 0.30);
    border-radius: 3px;
    color: #c4a870;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    text-align: left;
    box-sizing: border-box;
}
.camera-add-btn:hover {
    background: rgba(180,130,60, 0.22);
    border-color: rgba(180,130,60, 0.55);
    color: #d4c098;
}
.camera-add-btn svg {
    flex-shrink: 0;
    opacity: 0.85;
}

/* ----------------------------------------------------------------
   CAMERA POV HUD — oculto por padrão,
   aparece apenas quando uma câmera está selecionada
   (adicione a classe .camera-selected ao body ou ao container)
---------------------------------------------------------------- */
.camera-hud {
    position: fixed !important;
    bottom: 24px !important;
    left: 50% !important;
    right: auto !important;
    top: auto !important;
    transform: translateX(-50%) !important;

    display: none; /* JS usa element.style.display = 'flex' para mostrar */
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 4px;

    background: #1a1a1a;
    border: 1px solid rgba(180,130,60, 0.22);
    border-radius: 4px;
    padding: 5px 8px;
    -webkit-
    box-shadow: 0 6px 28px rgba(0, 0, 0, 0.65),
                inset 0 0 0 1px rgba(255, 255, 255, 0.04);

    z-index: 9999 !important;
    width: max-content;
    max-width: calc(100vw - 40px);
    user-select: none;
}


/* Divisor entre botões */
.camera-hud-btn + .camera-hud-btn {
    position: relative;
}
.camera-hud-btn + .camera-hud-btn::before {
    content: '';
    position: absolute;
    left: -2px;
    top: 18%;
    height: 64%;
    width: 1px;
    background: rgba(255, 255, 255, 0.08);
    pointer-events: none;
}

/* ── Botões do HUD — MENORES ─────────────────────────────────── */
.camera-hud-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;

    /*  Padding reduzido */
    padding: 5px 10px;
    border-radius: 3px;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;

    font-family: inherit;
    /*  Fonte menor */
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.3px;
    line-height: 1;
    white-space: nowrap;

    /*  Largura mínima reduzida */
    min-width: 58px;

    transition:
        background   0.13s ease,
        border-color 0.13s ease,
        color        0.13s ease,
        transform    0.09s ease;

    user-select: none;
    -webkit-user-select: none;
}

/*  Ícones SVG menores */
.camera-hud-btn svg {
    flex-shrink: 0;
    pointer-events: none;
    width: 13px;
    height: 13px;
}

.camera-hud-btn:active:not(:disabled) {
    transform: scale(0.93);
}

.camera-hud-btn:disabled {
    opacity: 0.28;
    cursor: not-allowed;
    pointer-events: none;
}

/* POV Enter — verde */
.camera-hud-btn.pov-enter {
    background: rgba(50, 190, 95, 0.12);
    border-color: rgba(50, 190, 95, 0.32);
    color: #7eeaa0;
}
.camera-hud-btn.pov-enter:hover:not(:disabled) {
    background: rgba(50, 190, 95, 0.26);
    border-color: rgba(50, 190, 95, 0.62);
    color: #b4ffd0;
}

/* POV Exit — vermelho-laranja */
.camera-hud-btn.pov-exit {
    background: rgba(220, 65, 55, 0.11);
    border-color: rgba(220, 65, 55, 0.29);
    color: #ff9080;
}
.camera-hud-btn.pov-exit:hover:not(:disabled) {
    background: rgba(220, 65, 55, 0.24);
    border-color: rgba(220, 65, 55, 0.56);
    color: #ffbdba;
}

/* Settings — azul */
.camera-hud-btn.cam-settings {
    background: rgba(180,130,60, 0.11);
    border-color: rgba(180,130,60, 0.27);
    color: #c4a870;
}
.camera-hud-btn.cam-settings:hover:not(:disabled) {
    background: rgba(180,130,60, 0.24);
    border-color: rgba(180,130,60, 0.54);
    color: #c8e4ff;
}

/* ----------------------------------------------------------------
   CAMERA SETTINGS PANEL — posicionado ACIMA do HUD
---------------------------------------------------------------- */
.camera-settings-panel {
    position: fixed !important;
    left: 50% !important;
    bottom: 96px !important;   /* ajustado para o HUD menor */
    top: auto !important;
    right: auto !important;
    transform: translateX(-50%) !important;

    z-index: 9998 !important;

    width: 300px;
    max-width: calc(100vw - 32px);
    max-height: calc(100vh - 160px);
    overflow-y: auto;

    background: #181818;
    border: 1px solid rgba(180,130,60, 0.22);
    border-radius: 4px;
    box-shadow: 0 16px 56px rgba(0, 0, 0, 0.78);
    -webkit-

    pointer-events: auto;
}

.camera-settings-panel.hidden {
    display: none !important;
}

/* Header */
.camera-settings-panel .panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    position: sticky;
    top: 0;
    z-index: 2;
    background: #181818;
    border-radius: 4px 14px 0 0;
}

.camera-settings-panel .panel-header h3 {
    margin: 0;
    font-size: 13px;
    font-weight: 600;
    color: #c4a870;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Botão fechar */
.panel-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: none;
    border: none;
    color: #445;
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    border-radius: 5px;
    padding: 0;
    flex-shrink: 0;
    transition: background 0.13s, color 0.13s;
}
.panel-close-btn:hover {
    background: rgba(255, 60, 60, 0.14);
    color: #f87;
}

/* Body do painel */
#camera-settings-body {
    padding: 12px 15px 18px;
}

/* Rótulos de seção */
.cam-section-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.9px;
    text-transform: uppercase;
    color: #334455;
    margin: 14px 0 8px;
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.cam-section-label:first-child {
    margin-top: 2px;
}

/* FOV arc canvas */
.cam-fov-arc-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 7px;
}
#cam-fov-arc {
    display: block;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.025);
    flex-shrink: 0;
}
.cam-fov-badge {
    font-size: 20px;
    font-weight: 700;
    color: #c8b090;
    font-variant-numeric: tabular-nums;
    min-width: 48px;
    text-align: right;
}

/* Scrollbar */
.camera-settings-panel::-webkit-scrollbar { width: 4px; }
.camera-settings-panel::-webkit-scrollbar-track { background: transparent; }
.camera-settings-panel::-webkit-scrollbar-thumb { background: rgba(180,130,60, 0.18); border-radius: 2px; }
.camera-settings-panel::-webkit-scrollbar-thumb:hover { background: rgba(180,130,60, 0.35); }

/* ----------------------------------------------------------------
   POV OVERLAY
---------------------------------------------------------------- */
.pov-overlay {
    position: fixed;
    inset: 0;
    z-index: 8900;
    pointer-events: none;
}
.pov-overlay.hidden {
    display: none !important;
}
.pov-overlay.active {
    pointer-events: auto;
}

/* Borda verde fina */
.pov-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid rgba(201,126,32,0.35);
    box-sizing: border-box;
    pointer-events: none;
}

/* Crosshair */
.pov-crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    pointer-events: none;
}
.ch-h, .ch-v {
    position: absolute;
    background: rgba(255, 255, 255, 0.70);
    border-radius: 1px;
}
.ch-h {
    width: 100%;
    height: 1.5px;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}
.ch-v {
    width: 1.5px;
    height: 100%;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
}

/* Badge câmera ativa */
.pov-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    display: flex;
    align-items: center;
    gap: 7px;
    background: rgba(0,0,0,0.75);
    border: 1px solid rgba(201,126,32,0.30);
    border-radius: 3px;
    padding: 5px 11px;
    color: #d4943a;
    font-size: 12px;
    font-weight: 600;
    pointer-events: none;
    user-select: none;
}

/* Ponto piscante */
.pov-rec-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #ff8844;
    flex-shrink: 0;
    animation: pov-blink 1.2s ease-in-out infinite;
}
@keyframes pov-blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.12; }
}

/* Hint de saída */
.pov-exit-hint {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 3px;
    padding: 5px 14px;
    font-size: 11px;
    color: #6677aa;
    white-space: nowrap;
    pointer-events: none;
    user-select: none;
}
.pov-exit-hint kbd {
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 3px;
    padding: 1px 5px;
    font-size: 10px;
    color: #bbb;
    font-family: inherit;
}

/* ----------------------------------------------------------------
   DRAG-TO-PARENT
---------------------------------------------------------------- */
.drag-hint {
    font-size: 11px;
    color: #c8b090;
    background: rgba(180,130,60, 0.08);
    border: 1px dashed rgba(180,130,60, 0.26);
    border-radius: 6px;
    padding: 5px 10px;
    margin: 0 4px 6px;
    text-align: center;
    pointer-events: none;
}
.drag-hint.hidden {
    display: none;
}

.tree-item {
    cursor: grab;
    border-radius: 5px;
    transition: background 0.08s;
}
.tree-item:active {
    cursor: grabbing;
}
.tree-item.dragging {
    opacity: 0.36;
    outline: 1px dashed rgba(180,130,60, 0.36);
    outline-offset: 1px;
}
.tree-item.drag-over {
    background: rgba(78,168,89, 0.12) !important;
    outline: 1px solid rgba(78,168,89, 0.48);
    outline-offset: -1px;
}
.tree-children {
    padding-left: 8px;
    border-left: 2px solid rgba(180,130,60,0.15);
    margin-left: 10px;
}
/* ===== DIALOG: MESCLAR GEOMETRIA ===== */
#_merge_ov {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: rgba(0, 0, 0, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
}
#_merge_modal {
    background: #181818;
    border: 1px solid rgba(180,130,60, 0.25);
    border-radius: 4px;
    padding: 28px 32px;
    color: #ccc;
    font-size: 13px;
    text-align: center;
    min-width: 300px;
    max-width: 90vw;
    box-shadow: none;
}
._merge_icon {
    font-size: 0;
    line-height: 0;
    width: 40px;
    height: 40px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(201,126,32,0.12);
    border: 1px solid rgba(201,126,32,0.35);
    border-radius: 3px;
    color: #c97e20;
}
#_merge_modal h4 {
    margin: 0 0 12px;
    color: #c8b090;
    font-size: 15px;
    font-weight: 600;
}
._merge_desc {
    margin: 0 0 20px;
    line-height: 1.7;
    color: #999;
    font-size: 12px;
}
._merge_pro { color: #6fea9a; }
._merge_con { color: #f0a060; }
._merge_btns {
    display: flex;
    gap: 12px;
    justify-content: center;
}
._merge_btn {
    padding: 8px 28px;
    border-radius: 3px;
    border: none;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s;
}
._merge_btn:hover { opacity: 0.85; transform: translateY(-1px); }
._merge_btn_no {
    background: rgba(255, 255, 255, 0.07);
    color: #aaa;
    border: 1px solid rgba(255,255,255,0.12);
}
._merge_btn_yes {
    background: linear-gradient(135deg, #1d4ed8, #3b82f6);
    color: #fff;
    box-shadow: none;
}
/* ===================== TRANSFORM PANEL ===================== */
.transform-panel {
    position: fixed;
    z-index: 9999;
    background: #1a1a1a;
    border: 1px solid rgba(180,130,60, 0.22);
    border-radius: 3px;
    padding: 10px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.55);
    font-size: 12px;
    color: #c8d8ee;
    min-width: 220px;
}
.transform-panel.hidden { display: none; }

.tp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.tp-title {
    font-size: 12px;
    font-weight: 700;
    color: #c8b090;
    letter-spacing: 0.4px;
}
.tp-close {
    background: none;
    border: none;
    color: #7799bb;
    cursor: pointer;
    font-size: 13px;
    padding: 0 2px;
    line-height: 1;
    transition: color 0.15s;
}
.tp-close:hover { color: #ff6060; }

.tp-section { margin-bottom: 8px; }
.tp-section:last-child { margin-bottom: 0; }

.tp-label {
    font-size: 10px;
    font-weight: 600;
    color: #7799bb;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.tp-row {
    display: flex;
    gap: 5px;
}
.tp-field {
    display: flex;
    align-items: center;
    gap: 3px;
    flex: 1;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(180,130,60,0.12);
    border-radius: 5px;
    padding: 2px 4px;
    cursor: text;
}
.tp-field input {
    width: 100%;
    background: transparent;
    border: none;
    outline: none;
    color: #e0eeff;
    font-size: 11px;
    font-family: 'Courier New', monospace;
    padding: 0;
    min-width: 0;
}
.tp-field input::-webkit-inner-spin-button,
.tp-field input::-webkit-outer-spin-button { opacity: 0.3; }

.tp-axis {
    font-size: 10px;
    font-weight: 800;
    min-width: 10px;
}
.tp-x { color: #ff6060; }
.tp-y { color: #60e060; }
.tp-z { color: #6080ff; }

/* ======= Botão TSFM no identificador do objeto ativo ======= */
.tree-transform-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 13px;
    padding: 0 2px;
    margin-left: auto;
    line-height: 1;
    opacity: 0.75;
    flex-shrink: 0;
    transition: opacity 0.15s, transform 0.15s;
    color:#003E8F;
}
.tree-transform-btn:hover {
    opacity: 1;
    transform: scale(1.2);
}    


/* ==================== NIGHT / DAY MODE ==================== */
.lighting-mode-row {
    display: flex;
    gap: 6px;
    padding: 10px 12px 4px;
}
.lighting-mode-btn {
    flex: 1;
    padding: 7px 0;
    border-radius: 3px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.04);
    color: rgba(200,210,230,0.6);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    letter-spacing: 0.2px;
}
.lighting-mode-btn:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
}
.lighting-mode-btn.night-active {
    background: rgba(60,90,180,0.22);
    border-color: rgba(100,140,255,0.45);
    color: #a0c0ff;
}
/* Day button active style */
#day-mode-btn.night-active {
    background: rgba(255,200,60,0.18);
    border-color: rgba(255,210,80,0.5);
    color: #ffd060;
}

/* ===== LIGHT RENDER VISIBILITY TOGGLE ===== */
.light-render-toggle {
    display: flex; align-items: center; gap: 6px;
    padding: 5px 10px; border-radius: 6px; cursor: pointer;
    font-size: 12px; font-weight: 600; border: 1px solid rgba(255,255,255,0.12);
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    background: rgba(255,80,80,0.1); color: #ff8888;
    border-color: rgba(255,80,80,0.3);
}
.light-render-toggle.on {
    background: rgba(80,200,120,0.12); color: #7de89a;
    border-color: rgba(80,200,120,0.35);
}

/* ==================== PARTICLE SPAWN FRAME ==================== */
.particle-spawn-group { margin-top: 8px; }
.particle-spawn-row {
    display: flex;
    gap: 6px;
    align-items: center;
    margin-top: 4px;
}
.particle-spawn-row input[type="number"] {
    flex: 1;
    background: var(--bg-element);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 5px 8px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: var(--font-mono);
}
.particle-spawn-row input[type="number"]:focus {
    outline: none;
    border-color: rgba(76,239,172,0.5);
    box-shadow: none;
}
.particle-spawn-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 5px 11px;
    background: rgba(76,239,172,0.1);
    border: 1px solid rgba(76,239,172,0.28);
    color: var(--green);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 12px;
    font-family: var(--font-ui);
    transition: background 0.15s, border-color 0.15s;
    white-space: nowrap;
}
.particle-spawn-btn:hover {
    background: rgba(76,239,172,0.22);
    border-color: rgba(76,239,172,0.5);
}

.particle-frame-clear {
    background: rgba(255,80,80,0.1);
    border: 1px solid rgba(255,80,80,0.25);
    color: rgba(255,100,100,0.7);
    border-radius: 5px;
    padding: 3px 7px;
    font-size: 11px;
    cursor: pointer;
    transition: background 0.15s;
    flex-shrink: 0;
}
.particle-frame-clear:hover {
    background: rgba(255,80,80,0.22);
    border-color: rgba(255,80,80,0.5);
    color: #ff8888;
}

/* ==================== BAKE DE EXPLOSÃO ==================== */
#explosion-bake-section {
    margin-top: 10px;
}
.bake-divider {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 700;
    color: rgba(255, 180, 60, 0.85);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin: 10px 0 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(255, 160, 40, 0.2);
}
.bake-status-row {
    margin-bottom: 8px;
}
#bake-status {
    font-size: 10.5px;
    color: rgba(255,255,255,0.4);
}
.bake-row {
    display: flex;
    gap: 6px;
    margin-bottom: 8px;
}
.bake-field {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.bake-field label {
    font-size: 9.5px;
    color: rgba(255,255,255,0.45);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.bake-field input[type="number"] {
    width: 100%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 5px;
    color: #fff;
    font-size: 11px;
    padding: 4px 5px;
    text-align: center;
    outline: none;
}
.bake-field input[type="number"]:focus {
    border-color: rgba(255,180,40,0.5);
    background: rgba(255,160,30,0.08);
}
.bake-btns {
    display: flex;
    gap: 6px;
}
.bake-btn-primary {
    flex: 1;
    background: rgba(255, 140, 20, 0.15);
    border: 1px solid rgba(255, 140, 20, 0.4);
    color: #ffb040;
    border-radius: 3px;
    padding: 7px 8px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    font-family: var(--font-ui, sans-serif);
}
.bake-btn-primary:hover:not(:disabled) {
    background: rgba(255, 140, 20, 0.28);
    border-color: rgba(255, 160, 40, 0.7);
    color: #ffc060;
}
.bake-btn-primary:disabled {
    opacity: 0.55;
    cursor: wait;
}
.bake-btn-clear {
    background: rgba(255,60,60,0.1);
    border: 1px solid rgba(255,60,60,0.25);
    color: rgba(255,100,100,0.7);
    border-radius: 3px;
    padding: 7px 10px;
    font-size: 11px;
    cursor: pointer;
    transition: background 0.15s;
    font-family: var(--font-ui, sans-serif);
}
.bake-btn-clear:hover {
    background: rgba(255,60,60,0.2);
    border-color: rgba(255,80,80,0.5);
    color: #ff8888;
}

/* ==================== BOTÃO DE MODELAGEM (BOTTOM-LEFT) ==================== */
.modeling-toggle-btn {
    position: fixed;
    bottom: 12px;
    left: 14px;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-md);
    background: rgba(10, 14, 30, 0.92);
    border: 1px solid rgba(180,130,60,0.22);
    color: rgba(180,130,60,0.75);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2100;
    box-shadow: 0 4px 16px rgba(0,0,0,0.5), 0 0 0 1px rgba(180,130,60,0.08);
    transition: background 0.18s, border-color 0.18s, color 0.18s, transform 0.2s;
}
.modeling-toggle-btn svg {
    width: 13px;
    height: 13px;
    transition: transform 0.25s cubic-bezier(.4,0,.2,1);
    flex-shrink: 0;
}
.modeling-toggle-btn:hover {
    background: rgba(20, 30, 60, 0.96);
    border-color: rgba(180,130,60,0.5);
    color: #c8b090;
    transform: scale(1.08);
}
.modeling-toggle-btn.open {
    background: rgba(60,120,255,0.18);
    border-color: rgba(180,130,60,0.5);
    color: #c8b090;
    box-shadow: none;
}
.modeling-toggle-btn.open svg {
    transform: rotate(90deg);
}

/* ==================== PAINEL DE MODELAGEM (HORIZONTAL) ==================== */
.modeling-panel {
    position: fixed;
    bottom: 48px;
    left: 14px;
    height: 36px;
    width: auto;
    max-width: calc(100vw - 36px);
    background: rgba(8, 10, 22, 0.97);
    border: 1px solid rgba(180,130,60,0.16);
    border-radius: 3px;
    z-index: 2100;
    box-shadow: 0 8px 32px rgba(0,0,0,0.7), 0 0 0 1px rgba(180,130,60,0.06);
    padding: 3px 6px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 2px;
    overflow-x: auto;
    overflow-y: hidden;
    transform-origin: bottom left;
    animation: modPanelIn 0.18s cubic-bezier(.4,0,.2,1);
    scrollbar-width: none;
}
.modeling-panel::-webkit-scrollbar { display: none; }
.modeling-panel.hidden { display: none; }

@keyframes modPanelIn {
    from { opacity: 0; transform: scale(0.92) translateY(6px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.mod-divider {
    width: 1px;
    height: 24px;
    background: rgba(180,130,60,0.12);
    flex-shrink: 0;
    margin: 0 2px;
}

.mod-btn {
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.03);
    border: 1px solid transparent;
    border-radius: 3px;
    cursor: pointer;
    color: rgba(200,220,255,0.6);
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.1s;
    padding: 0;
    font-family: var(--font-ui);
}
.mod-btn:hover {
    background: rgba(180,130,60,0.14);
    border-color: rgba(180,130,60,0.3);
    color: #b8d8ff;
    transform: scale(1.1);
}
.mod-btn:active, .mod-btn.mod-btn-active {
    background: rgba(180,130,60,0.25);
    border-color: rgba(180,130,60,0.55);
    color: #d8eeff;
    transform: scale(0.94);
}
.mod-btn.mod-btn-on {
    background: rgba(40,120,255,0.2);
    border-color: rgba(180,130,60,0.5);
    color: #c8b090;
    box-shadow: none;
}
.mod-btn svg {
    width: 13px;
    height: 13px;
    flex-shrink: 0;
}

/* face-edit button slightly larger/distinct */
.mod-btn-face {
    width: 30px;
    height: 30px;
    color: rgba(100,200,255,0.75);
}

@media (max-width: 600px) {
    .modeling-toggle-btn { bottom: 12px; left: 12px; width: 30px; height: 30px; }
    .modeling-panel { bottom: 50px; left: 12px; height: 38px; padding: 4px 6px; }
    .mod-btn { width: 28px; height: 28px; }
    .mod-btn svg { width: 14px; height: 14px; }
}

/* ── Performance settings toggle ───────────────────────────── */
.settings-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 0;
}
.settings-toggle-label {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.settings-toggle-label span:first-child {
    font-size: 12px;
    color: #cdd;
}
.settings-toggle-hint {
    font-size: 10px !important;
    color: #667 !important;
}
.settings-toggle-switch {
    position: relative;
    display: inline-block;
    width: 38px;
    height: 20px;
    flex-shrink: 0;
}
.settings-toggle-switch input { opacity: 0; width: 0; height: 0; }
.settings-toggle-track {
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s;
    border: 1px solid rgba(255,255,255,0.12);
}
.settings-toggle-track::after {
    content: '';
    position: absolute;
    left: 2px; top: 2px;
    width: 14px; height: 14px;
    border-radius: 50%;
    background: #667;
    transition: transform 0.2s, background 0.2s;
}
.settings-toggle-switch input:checked + .settings-toggle-track {
    background: rgba(100, 220, 160, 0.25);
    border-color: rgba(100, 220, 160, 0.4);
}
.settings-toggle-switch input:checked + .settings-toggle-track::after {
    transform: translateX(18px);
    background: #64dca0;
}

/* ==================== SEGMENTED CONTROLS ==================== */
.seg-control {
    display: flex;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 3px;
    padding: 3px;
    gap: 2px;
    margin-top: 5px;
    flex-wrap: wrap;
}
.seg-control.seg-compact { flex-wrap: nowrap; }

.seg-btn {
    flex: 1;
    min-width: 0;
    padding: 5px 6px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 5px;
    color: rgba(255,255,255,0.4);
    font-size: 11px;
    font-family: var(--font-ui);
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    text-align: center;
    white-space: nowrap;
    line-height: 1.2;
}
.seg-btn:hover {
    background: rgba(255,255,255,0.07);
    color: rgba(255,255,255,0.75);
}
.seg-btn.seg-active {
    background: rgba(201,126,32,0.14);
    border-color: rgba(95,127,255,0.4);
    color: #d4943a;
    font-weight: 600;
}

/* ==================== RESOLUTION PILL LIST ==================== */
.rq-pill-list {
    display: flex;
    flex-direction: column;
    gap: 3px;
    flex: 1;
}
.rq-pill {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    padding: 5px 9px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 6px;
    color: rgba(255,255,255,0.45);
    font-size: 11px;
    font-family: var(--font-ui);
    cursor: pointer;
    transition: background 0.13s, border-color 0.13s, color 0.13s;
    text-align: left;
    width: 100%;
}
.rq-pill svg { opacity: 0.5; flex-shrink: 0; }
.rq-pill:hover {
    background: rgba(180,130,60,0.08);
    border-color: rgba(180,130,60,0.22);
    color: rgba(255,255,255,0.7);
}
.rq-pill.rq-pill-active {
    background: rgba(95,127,255,0.14);
    border-color: rgba(95,127,255,0.4);
    color: #d4943a;
    font-weight: 600;
}
.rq-pill-dim {
    font-family: var(--font-mono);
    font-size: 10px;
    color: rgba(138,180,248,0.5);
    margin-left: auto;
}
.rq-pill.rq-pill-active .rq-pill-dim { color: rgba(138,180,248,0.8); }

/* ==================== ASPECT RATIO GRID ==================== */
.aspect-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    margin-top: 5px;
}
.aspect-btn {
    padding: 6px 4px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 6px;
    color: rgba(255,255,255,0.4);
    font-size: 11px;
    font-family: var(--font-mono);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.13s, border-color 0.13s, color 0.13s;
    text-align: center;
    line-height: 1;
}
.aspect-btn:hover {
    background: rgba(180,130,60,0.1);
    border-color: rgba(180,130,60,0.25);
    color: rgba(255,255,255,0.75);
}
.aspect-btn.aspect-btn-active {
    background: rgba(95,127,255,0.17);
    border-color: rgba(95,127,255,0.42);
    color: #d4943a;
}

/* ==================== LANGUAGE CARD GRID ==================== */
.lang-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5px;
}
.lang-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px 6px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 3px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    font-family: var(--font-ui);
}
.lang-card:hover {
    background: rgba(180,130,60,0.09);
    border-color: rgba(180,130,60,0.22);
}
.lang-card.lang-card-active {
    background: rgba(95,127,255,0.16);
    border-color: rgba(95,127,255,0.42);
}
.lang-flag {
    font-size: 11px;
    font-weight: 800;
    font-family: var(--font-mono);
    color: #d4943a;
    letter-spacing: 0.05em;
}
.lang-name {
    font-size: 10px;
    color: rgba(255,255,255,0.45);
    text-align: center;
}
.lang-card.lang-card-active .lang-name { color: rgba(255,255,255,0.75); }

/* ==================== PHYSICS BTN FLEX FIX ==================== */
.physics-btn { display: flex; align-items: center; justify-content: center; gap: 5px; }

/* ==================== NOVOS BOTÕES DE PARTÍCULAS ==================== */
#add-panel button.electricityarc-btn {
    color: #88ccff;
    border-color: rgba(80,180,255,0.28);
    background: rgba(60,160,255,0.07);
}
#add-panel button.electricityarc-btn:hover {
    background: rgba(60,160,255,0.18);
    border-color: rgba(80,180,255,0.55);
    box-shadow: none;
    color: #aaddff;
}
#add-panel button.blackhole-btn {
    color: #cc88ff;
    border-color: rgba(160,60,255,0.28);
    background: rgba(100,20,200,0.07);
}
#add-panel button.blackhole-btn:hover {
    background: rgba(100,20,200,0.18);
    border-color: rgba(160,60,255,0.55);
    box-shadow: none;
    color: #ddaaff;
}
#add-panel button.tvstatic-btn {
    color: rgba(180,220,180,0.8);
    border-color: rgba(120,180,120,0.28);
    background: rgba(80,160,80,0.06);
}
#add-panel button.tvstatic-btn:hover {
    background: rgba(80,160,80,0.16);
    border-color: rgba(120,180,120,0.5);
    box-shadow: none;
    color: #aaffaa;
}

/* ============================================================
   POST-EFFECTS TOGGLE ROWS
   ============================================================ */
.post-effect-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    cursor: pointer;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background 0.15s;
    user-select: none;
}
.post-effect-row:hover { background: rgba(255,255,255,0.03); }
.post-effect-row.effect-active { background: rgba(76,239,172,0.05); border-left: 2px solid rgba(76,239,172,0.4); }
.post-effect-name {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 11.5px;
    font-weight: 600;
    color: rgba(255,255,255,0.5);
    letter-spacing: 0.01em;
}
.post-effect-name svg { flex-shrink: 0; opacity: 0.55; }
.post-effect-row.effect-active .post-effect-name { color: rgba(255,255,255,0.88); }
.post-effect-row.effect-active .post-effect-name svg { opacity: 1; }

.post-effect-body {
    padding: 10px 14px 14px;
    background: rgba(0,0,0,0.18);
    border-bottom: 1px solid rgba(255,255,255,0.035);
}
.post-effect-body .control-group { margin-bottom: 8px; padding-bottom: 0; border-bottom: none; }
.post-effect-body .control-group:last-child { margin-bottom: 0; }
.post-effect-body .control-group label {
    font-size: 9.5px; font-weight: 700; color: rgba(255,255,255,0.28);
    text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; display: block;
}

/* 2-column grid inside effect body */
.peb-grid2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 8px;
    margin-bottom: 6px;
}
.peb-grid2 .control-group { margin-bottom: 0; }

/* Hint text */
.peb-hint {
    font-size: 9.5px;
    color: rgba(160,180,220,0.4);
    padding: 5px 0 0;
    line-height: 1.5;
}

/* ── Post section divider (kept for bloom header) ── */
.post-section-divider {
    display: flex;
    align-items: center;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(160,170,210,0.7);
    margin: 16px 0 8px;
    padding-bottom: 5px;
    border-bottom: 1px solid rgba(100,110,160,0.2);
}
.adv-badge {
    margin-left: 5px;
    background: rgba(180,110,28,0.22);
    color: #d4943a;
    border: 1px solid rgba(180,110,28,0.38);
    border-radius: 3px;
    font-size: 9px;
    padding: 1px 4px;
    font-weight: 700;
    letter-spacing: 0.04em;
}
.adv-render-group { margin-bottom: 4px; }

/* ============================================================
   LIGHT PANEL — LOWER SECTIONS
   ============================================================ */
.light-section-header {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 9px 14px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: rgba(255,220,80,0.7);
    border-top: 1px solid rgba(255,200,60,0.1);
    background: rgba(255,200,60,0.03);
}
.light-section-header.vol-header {
    color: rgba(180,220,255,0.75);
    border-top-color: rgba(120,180,255,0.12);
    background: rgba(120,180,255,0.04);
}
.light-section-header svg { opacity: 0.6; flex-shrink: 0; }
.light-section-body {
    padding: 8px 14px 12px;
}
.light-section-body .control-group { margin-bottom: 8px; padding-bottom: 0; border-bottom: none; }
.light-section-body .control-group:last-child { margin-bottom: 0; }
.light-ctrl-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 8px;
    margin-bottom: 6px;
}
.light-ctrl-grid .control-group { margin-bottom: 0; }
.adv-chevron { transition: transform 0.2s; flex-shrink: 0; }
.light-section-header.collapsed .adv-chevron { transform: rotate(-90deg); }
.vol-hint {
    font-size: 9.5px;
    color: rgba(120,180,255,0.4);
    padding: 6px 0 0;
    line-height: 1.5;
}

/* ============================================================
   ADDONS FLOAT BUTTON
   ============================================================ */
.addons-float-btn {
    position: fixed;
    bottom: 14px;
    right: 14px;
    width: 38px;
    height: 38px;
    border-radius: 3px;
    background: #252525;
    border: 1.5px solid rgba(201,126,32,0.55);
    box-shadow: 0 4px 20px rgba(0,0,0,0.6), 0 0 16px rgba(201,126,32,0.28);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.22s ease, border-color 0.2s, box-shadow 0.2s;
    z-index: 600;
    touch-action: manipulation;
}
.addons-float-btn:hover {
    transform: scale(1.12) rotate(10deg);
    border-color: rgba(180,110,28,0.9);
    box-shadow: 0 6px 28px rgba(0,0,0,0.7), 0 0 24px rgba(201,126,32,0.55);
}
.addons-float-btn.active {
    background: #2d2d2d;
    border-color: rgba(180,110,28,1);
    box-shadow: 0 0 0 3px rgba(201,126,32,0.2), 0 6px 28px rgba(0,0,0,0.7);
}

/* ── Landscape pequeno (≤520px altura): botão canto inferior-direito acima da timeline ── */
@media (orientation: landscape) and (max-height: 520px) {
    .addons-float-btn {
        bottom: 14px;
        right: 14px;
        top: auto;
        transform: none;
        width: 40px;
        height: 40px;
    }
    .addons-float-btn:hover  { transform: scale(1.1) rotate(8deg); }
    .addons-float-btn.active { transform: none; box-shadow: 0 0 0 3px rgba(201,126,32,0.2), 0 4px 18px rgba(0,0,0,0.7); }
}

/* ── Landscape médio (521–700px): ligeiramente menor ── */
@media (orientation: landscape) and (min-height: 521px) and (max-height: 700px) {
    .addons-float-btn { width: 44px; height: 44px; bottom: 14px; right: 14px; }
}

/* ============================================================
   ADDONS PANEL
   ============================================================ */
.addons-panel {
    position: fixed;
    bottom: 80px;
    right: 18px;
    width: 295px;
    max-height: min(580px, calc(100vh - 96px));
    overflow-y: auto;
    overflow-x: hidden;
    background: #1a1a1a;
    border: 1px solid rgba(201,126,32,0.35);
    border-radius: 4px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.7), 0 0 20px rgba(201,126,32,0.15);
    z-index: 599;
    scrollbar-width: thin;
    scrollbar-color: rgba(201,126,32,0.4) transparent;
    transition: opacity 0.18s ease, transform 0.18s ease;
}

/* ── Landscape pequeno: painel abre à esquerda do botão, altura total ── */
@media (orientation: landscape) and (max-height: 520px) {
    .addons-panel {
        bottom: 4px;
        top: 4px;
        right: 62px;   /* 40px botão + 8px gap + 14px margem */
        left: auto;
        width: min(310px, calc(100vw - 80px));
        max-height: none;
        height: auto;
        border-radius: 3px;
    }
}
/* ── Landscape médio: painel sobe um pouco ── */
@media (orientation: landscape) and (min-height: 521px) and (max-height: 700px) {
    .addons-panel {
        bottom: 66px;
        right: 16px;
        max-height: calc(100vh - 80px);
        width: min(300px, calc(100vw - 40px));
    }
}
.addons-panel .panel-header h3 {
    color: #d4943a;
}
.addons-tabs {
    display: flex;
    gap: 4px;
    padding: 6px 10px 0;
    border-bottom: 1px solid rgba(201,126,32,0.18);
    margin-bottom: 8px;
}
.addons-tab {
    flex: 1;
    background: transparent;
    border: 1px solid transparent;
    border-bottom: none;
    color: rgba(160,160,200,0.6);
    font-size: 11px;
    padding: 5px 4px;
    cursor: pointer;
    border-radius: 6px 6px 0 0;
    transition: all 0.2s;
    font-weight: 600;
    letter-spacing: 0.02em;
}
.addons-tab:hover { color: #d4943a; background: rgba(201,126,32,0.08); }
.addons-tab.addons-tab-active {
    color: #d4943a;
    background: rgba(201,126,32,0.15);
    border-color: rgba(201,126,32,0.35);
    border-bottom-color: #1a1a1a;
}
.addons-tab-content { padding: 6px 10px 14px; }
.addons-tab-content.hidden { display: none; }
.addons-no-sel {
    color: rgba(140,140,180,0.55);
    font-size: 11px;
    text-align: center;
    padding: 16px 8px;
    font-style: italic;
}

/* Mineral grid */
.mineral-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 12px;
}
.mineral-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 8px 4px;
    background: rgba(30,28,26,0.8);
    border: 1.5px solid rgba(201,126,32,0.2);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
    color: rgba(180,180,220,0.75);
    font-size: 9px;
    font-weight: 600;
}
.mineral-btn:hover {
    background: rgba(38,36,30,0.9);
    border-color: rgba(180,110,28,0.6);
    box-shadow: none;
    color: #e8b060;
    transform: translateY(-2px);
}
.mineral-btn.mineral-selected {
    background: rgba(201,126,32,0.2);
    border-color: rgba(180,110,28,0.9);
    box-shadow: none;
    color: #d4943a;
}
.mineral-transform-section { margin-top: 6px; }

.mineral-progress {
    margin-top: 8px;
    padding: 6px;
    background: rgba(30,28,26,0.7);
    border-radius: 6px;
    border: 1px solid rgba(201,126,32,0.25);
}
.mineral-progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(60,55,100,0.6);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 5px;
}
.mineral-progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #a05a10, #d4943a);
    border-radius: 2px;
    transition: width 0.1s ease;
}
#mineral-progress-text {
    font-size: 10px;
    color: #d4943a;
    text-align: center;
    display: block;
}

/* Simulation section header */
.sim-section-header {
    display: flex;
    align-items: center;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: rgba(212,148,58,0.8);
    margin: 10px 0 6px;
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(201,126,32,0.2);
}

/* Addons action buttons */
.addons-action-btn {
    width: 100%;
    padding: 7px 10px;
    border-radius: 6px;
    border: 1px solid rgba(201,126,32,0.4);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.mineral-apply {
    background: linear-gradient(135deg, rgba(201,126,32,0.25), rgba(180,110,28,0.2));
    color: #d4943a;
}
.mineral-apply:hover {
    background: linear-gradient(135deg, rgba(201,126,32,0.45), rgba(180,110,28,0.38));
    border-color: rgba(180,110,28,0.8);
    box-shadow: none;
    color: #e8b060;
}
.mineral-remove {
    background: rgba(239,68,68,0.1);
    border-color: rgba(239,68,68,0.3);
    color: rgba(252,165,165,0.8);
}
.mineral-remove:hover { background: rgba(239,68,68,0.2); border-color: rgba(239,68,68,0.6); }
.cloth-apply {
    background: linear-gradient(135deg, rgba(251,191,36,0.15), rgba(245,158,11,0.12));
    border-color: rgba(251,191,36,0.4);
    color: #fcd34d;
}
.cloth-apply:hover { background: rgba(251,191,36,0.25); border-color: rgba(251,191,36,0.7); }
.goop-apply {
    background: linear-gradient(135deg, rgba(34,197,94,0.15), rgba(16,185,129,0.12));
    border-color: rgba(34,197,94,0.4);
    color: #4ade80;
}
.goop-apply:hover { background: rgba(34,197,94,0.25); border-color: rgba(34,197,94,0.7); }
.sim-btns { display: flex; gap: 5px; margin-top: 8px; }
.sim-btns .physics-btn { flex: 1; }

/* ── RT segment buttons wired to hidden input ── */
#rt-samples-seg .seg-btn.seg-active { background:rgba(201,126,32,0.35); color:#d4943a; }
#rt-progress { margin-top:6px; }

/* ── PBR preview canvas ── */
#pbr-preview-canvas { display:block; image-rendering:pixelated; }

/* ── Light temperature swatch ── */
#light-temp-swatch { transition:background 0.2s ease; }

/* ── Area light intensity slider ── */
#area-light-intensity, #area-light-width, #area-light-height { font-size:10px; }

/* ── DOF / ColorGrade compact segs ── */
#cg-tonemap { margin-top:4px; }

/* ============================================================
   ADDONS PANEL — LANDSCAPE RESPONSIVE (interior compacto)
   ============================================================ */

@media (orientation: landscape) and (max-height: 520px) {
    .addons-panel .panel-header { padding: 6px 10px 5px; min-height: 0; }
    .addons-panel .panel-header h3 { font-size: 12px; }
    .addons-tabs { padding: 3px 7px 0; gap: 3px; }
    .addons-tab  { font-size: 10px; padding: 4px 3px; }
    .addons-tab-content { padding: 4px 8px 10px; }
    .mineral-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 4px;
        margin-bottom: 8px;
    }
    .mineral-btn { padding: 5px 3px; gap: 2px; font-size: 8px; }
    .mineral-btn svg { width: 20px; height: 20px; }
    .addons-tab-content .control-group { margin-bottom: 5px; }
    .addons-tab-content .control-group label { font-size: 9px; margin-bottom: 2px; }
    .addons-tab-content .slider-group input[type=number] { width: 38px; font-size: 9px; padding: 1px 3px; }
    .mineral-progress { padding: 4px; margin-top: 5px; }
    .addons-action-btn { padding: 5px 8px; font-size: 10px; }
    .sim-section-header { font-size: 9px; margin: 6px 0 4px; }
    #addons-tab-pbr .mineral-grid { grid-template-columns: repeat(4, 1fr) !important; }
    #pbr-preview-canvas { height: 56px !important; }
    .addons-tab-content .inline-controls { font-size: 10px; gap: 4px; }
}

/* Scrollbar visível em landscape */
@media (orientation: landscape) {
    .addons-panel::-webkit-scrollbar {
        width: 4px;
    }
    .addons-panel::-webkit-scrollbar-track {
        background: transparent;
    }
    .addons-panel::-webkit-scrollbar-thumb {
        background: rgba(201,126,32,0.5);
        border-radius: 2px;
    }
}


/* ============================================================
   SFM OVERRIDE — Global tightening & industrial polish
   ============================================================ */

/* Flat panel outlines — no glow */
.panel,
.material-panel,
.particle-panel,
.light-panel,
.bone-panel,
.post-panel,
.settings-panel,
.camera-settings-panel,
.transform-panel,
.addons-panel,
.context-menu {
    border-color: #3a3a3a;
    border-radius: 3px;
}

/* Top-bar buttons — SFM tool-button style */
.menu-button,
.material-button,
.context-button,
.toolbar-btn,
.gizmo-btn,
.tl-btn {
    border-radius: 2px;
    border-color: #404040;
    background: #272727;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 1px 2px rgba(0,0,0,0.5);
}

.menu-button:hover,
.material-button:hover,
.context-button:hover,
.toolbar-btn:hover,
.gizmo-btn:hover {
    background: #303030;
    border-color: #555;
    transform: none;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 1px 2px rgba(0,0,0,0.5);
}

/* Gizmo active — SFM orange highlight */
.gizmo-btn.active {
    background: rgba(201,126,32,0.18);
    border-color: rgba(201,126,32,0.55);
    color: #c97e20;
    box-shadow: inset 0 0 0 1px rgba(201,126,32,0.3);
}

/* Left panel buttons — flat rows */
.left-panel button {
    border-radius: 2px;
    background: #272727;
    border-color: #3a3a3a;
}
.left-panel button:hover {
    background: rgba(201,126,32,0.14);
    border-color: rgba(201,126,32,0.4);
    transform: none;
}

/* Timeline — SFM tape/sequencer feel */
#timeline-container {
    background: #181818;
    border-top-color: #3a3a3a;
    border-left-color: #333;
    border-right-color: #333;
    border-radius: 0;
    box-shadow: 0 -4px 16px rgba(0,0,0,0.7);
}
.timeline-bar { background: #1e1e1e; border-bottom: 1px solid #2e2e2e; }
.tl-play {
    border-radius: 2px;
    background: rgba(78,168,89,0.16);
    border-color: rgba(78,168,89,0.4);
}
.tl-play:hover {
    background: rgba(78,168,89,0.28);
    border-color: rgba(78,168,89,0.65);
    box-shadow: none;
}
.tl-kf-btn {
    color: #c89a28;
    border-color: rgba(200,154,40,0.3);
    background: rgba(200,154,40,0.1);
}
.tl-clock {
    background: #0e0e0e;
    border-color: rgba(201,126,32,0.3);
    color: #c97e20;
    letter-spacing: 1px;
    font-size: 13px;
    box-shadow: none;
}

/* Keyframe diamond — SFM orange */
.kf-diamond {
    background: #c89a28;
    border-color: rgba(255,220,120,0.7);
    box-shadow: 0 0 4px rgba(200,154,40,0.6);
}
.kf-diamond:hover {
    box-shadow: 0 0 8px rgba(200,154,40,0.9);
}

/* Playhead — red line, no glow */
.timeline-playhead {
    background: #c0392b;
    box-shadow: 0 0 4px rgba(192,57,43,0.5);
    width: 1px;
}
.timeline-playhead::before {
    background: #c0392b;
    box-shadow: none;
}

/* Panel headers — SFM stripe style */
.panel-header {
    background: #272727;
    border-bottom-color: #3d3d3d;
}
.panel-header h3 {
    font-size: 10px;
    letter-spacing: 0.12em;
    color: #909090;
}

/* Dot accent in headers → square for SFM */
.material-panel .panel-header::before,
.particle-panel .panel-header::before,
.light-panel .panel-header::before,
.post-panel .panel-header::before,
.settings-panel .panel-header::before {
    border-radius: 0;
    width: 4px;
    height: 10px;
}

/* Slider / number fields */
.slider-group {
    border-radius: 2px;
    background: #1e1e1e;
    border-color: #3a3a3a;
}
.slider-group .sg-label {
    background: #272727;
    border-right-color: #3a3a3a;
    color: #707070;
}
.slider-group input[type="number"] {
    color: #d8c090;
    font-size: 12px;
}

/* Toggle switches */
.toggle-slider {
    background: #383838;
    border-radius: 2px;
}
.toggle-slider::before {
    border-radius: 1px;
    background: #666;
}
.toggle input:checked + .toggle-slider { background: #c97e20; }
.toggle input:checked + .toggle-slider::before { background: #f0d0a0; }

/* Object list */
.object-item:hover {
    background: #2a2a2a;
    border-color: #3a3a3a;
}
.object-item.selected { background: rgba(201,126,32,0.12); border-color: rgba(201,126,32,0.35); }

/* Context menu */
.context-menu {
    background: #222222;
    border-color: #3a3a3a;
    border-radius: 2px;
}
.context-menu li:hover {
    background: rgba(201,126,32,0.16);
    color: #e8d0a8;
}
.context-menu li:hover [data-lucide] { color: #c97e20; }

/* Modeling panel */
.modeling-panel {
    background: #1c1c1c;
    border-color: #383838;
    border-radius: 3px;
}
.mod-btn { border-radius: 2px; background: #272727; }
.mod-btn:hover { background: rgba(201,126,32,0.18); border-color: rgba(201,126,32,0.4); transform: none; }
.mod-btn.mod-btn-on { background: rgba(201,126,32,0.22); border-color: rgba(201,126,32,0.55); color: #c97e20; box-shadow: none; }

/* Download / action buttons */
.download-btn {
    border-radius: 2px;
    background: rgba(78,168,89,0.16);
    border-color: rgba(78,168,89,0.4);
    color: #6ab870;
}
.download-btn:hover {
    background: rgba(78,168,89,0.28);
    border-color: rgba(78,168,89,0.65);
    box-shadow: none;
}

/* POV overlay */
.pov-overlay::before { border-color: rgba(201,126,32,0.45); }
.pov-badge { border-color: rgba(201,126,32,0.35); color: #c97e20; }
.pov-rec-dot { background: #c0392b; }

/* Addons float button */
.addons-float-btn {
    border-radius: 3px;
    border-color: rgba(201,126,32,0.45);
    box-shadow: 0 2px 12px rgba(0,0,0,0.7);
}
.addons-float-btn:hover {
    transform: none;
    border-color: rgba(201,126,32,0.8);
    box-shadow: 0 2px 12px rgba(0,0,0,0.7), inset 0 0 0 1px rgba(201,126,32,0.2);
}
.addons-float-btn.active {
    border-color: rgba(201,126,32,0.9);
    box-shadow: 0 0 0 2px rgba(201,126,32,0.15), 0 2px 12px rgba(0,0,0,0.7);
}

/* Addons panel — SFM orange */
.addons-panel {
    background: #1c1c1c;
    border-color: rgba(201,126,32,0.3);
    border-radius: 3px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.8);
}
.addons-panel .panel-header h3 { color: #c97e20; }
.addons-tabs { border-bottom-color: rgba(201,126,32,0.2); }
.addons-tab { color: rgba(160,130,90,0.65); border-radius: 2px 2px 0 0; }
.addons-tab:hover { color: #c97e20; background: rgba(201,126,32,0.08); }
.addons-tab.addons-tab-active {
    color: #c97e20;
    background: rgba(201,126,32,0.14);
    border-color: rgba(201,126,32,0.35);
    border-bottom-color: #1c1c1c;
}

/* Mineral / material grid buttons */
.mineral-btn {
    border-radius: 2px;
    color: rgba(180,160,130,0.8);
    border-color: rgba(201,126,32,0.2);
    background: #222;
}
.mineral-btn:hover {
    background: #2e2a24;
    border-color: rgba(201,126,32,0.55);
    color: #d4943a;
    transform: none;
}
.mineral-btn.mineral-selected {
    background: rgba(201,126,32,0.18);
    border-color: rgba(201,126,32,0.7);
    color: #c97e20;
}

/* Post-effect rows */
.post-effect-row.effect-active {
    background: rgba(201,126,32,0.07);
    border-left-color: rgba(201,126,32,0.5);
}

/* Segment controls */
.seg-btn.seg-active {
    background: rgba(201,126,32,0.18);
    border-color: rgba(201,126,32,0.45);
    color: #d4943a;
}

/* Aspect / resolution pills */
.rq-pill.rq-pill-active,
.aspect-btn.aspect-btn-active {
    background: rgba(201,126,32,0.16);
    border-color: rgba(201,126,32,0.45);
    color: #d4943a;
}

/* Physics / action buttons */
.physics-btn.simulate { background: rgba(78,168,89,0.16); border-color: rgba(78,168,89,0.3); color: #6ab870; }
.physics-btn.reset { background: rgba(201,126,32,0.13); border-color: rgba(201,126,32,0.28); color: #c97e20; }

/* Tree / hierarchy lines */
.tree-label:hover { background: #2a2a2a; }
.tree-item.active-item > .tree-label { color: #c97e20; background: rgba(201,126,32,0.1); }

/* History buttons */
.history-btn:hover { background: rgba(201,126,32,0.14); color: #c97e20; border-color: rgba(201,126,32,0.4); }

/* Import model button */
#import-model-btn {
    background: linear-gradient(135deg, rgba(70,40,20,0.7), rgba(40,60,80,0.5));
    border-color: rgba(201,126,32,0.4);
}
#import-model-btn:hover {
    background: linear-gradient(135deg, rgba(90,55,25,0.85), rgba(50,80,100,0.65));
    border-color: rgba(201,126,32,0.65);
    transform: none;
}

/* Bone button */
.bone-button { background: rgba(100,90,80,0.18); color: rgba(200,190,175,0.85); border-color: rgba(120,110,100,0.3); }
.bone-button:hover { background: rgba(100,90,80,0.3); border-color: rgba(140,130,115,0.5); transform: none; }

/* Clear btn */
.clear-btn { border-radius: 2px; }

/* Camera HUD */
.camera-hud {
    background: rgba(22,20,18,0.92);
    border-color: rgba(201,126,32,0.28);
    border-radius: 3px;
}
.camera-hud-btn.cam-settings { background: rgba(201,126,32,0.1); border-color: rgba(201,126,32,0.25); color: #c97e20; }
.camera-hud-btn.cam-settings:hover:not(:disabled) { background: rgba(201,126,32,0.22); border-color: rgba(201,126,32,0.5); color: #e0a050; }

/* Settings toggle */
.settings-toggle-switch input:checked + .settings-toggle-track {
    background: rgba(201,126,32,0.3);
    border-color: rgba(201,126,32,0.5);
}
.settings-toggle-switch input:checked + .settings-toggle-track::after {
    transform: translateX(18px);
    background: #c97e20;
}

/* Merge modal */
._merge_btn_yes {
    background: linear-gradient(135deg, #7a4a10, #a06020);
    color: #f0d0a0;
    box-shadow: none;
}
#_merge_modal {
    background: #1c1c1c;
    border-color: rgba(201,126,32,0.3);
    border-radius: 3px;
    box-shadow: 0 0 30px rgba(0,0,0,0.9);
    color: #c8c8c8;
}

/* Render quality panel */
.render-quality-panel {
    background: #1a1a1a;
    border-color: rgba(180,130,60,0.22);
    border-radius: 3px;
}
.rq-title { color: #c4a870; border-bottom-color: rgba(180,130,60,0.15); }
.render-quality-gear { background: rgba(180,130,60,0.1); border-color: rgba(180,130,60,0.28); color: #c4a870; }
.render-quality-gear:hover { background: rgba(180,130,60,0.22); border-color: rgba(180,130,60,0.55); }

/* Lighting mode buttons */
.lighting-mode-btn.night-active { background: rgba(50,70,130,0.22); border-color: rgba(80,110,200,0.45); color: #8ab0e0; }
#day-mode-btn.night-active { background: rgba(180,140,40,0.18); border-color: rgba(200,160,50,0.5); color: #c89a28; }

/* Settings active */
#settings-btn.active { background: rgba(201,126,32,0.18); border-color: rgba(201,126,32,0.45); color: #c97e20; }
#anim-btn.active { background: rgba(192,57,43,0.18); border-color: rgba(192,57,43,0.45); color: #e06050; }

/* Scrollbars — thin, SFM style */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: #111; }
::-webkit-scrollbar-thumb { background: #3a3a3a; border-radius: 0; }
::-webkit-scrollbar-thumb:hover { background: #4a4a4a; }

/* No-selection placeholder */
.no-selection { color: #3a3a3a; }
.no-selection::before { color: #2a2a2a; }

/* Flash message */
.tl-flash-msg {
    background: #1e1c18;
    border-color: rgba(201,126,32,0.4);
    color: #c97e20;
    border-radius: 2px;
}

/* ── Size override sync — bottom-of-file fix ── */
.menu-button, .material-button, .context-button,
.toolbar-btn {
    width: 30px !important;
    height: 30px !important;
}
.gizmo-btn {
    width: 26px !important;
    height: 26px !important;
}
.gizmo-column { top: 54px !important; left: 14px !important; }
.top-right-toolbar { top: 14px !important; right: 14px !important; }
.addons-float-btn {
    width: 38px !important;
    height: 38px !important;
    bottom: 14px !important;
    right: 14px !important;
    border-radius: 3px !important;
}
.addons-float-btn svg { width: 17px !important; height: 17px !important; }
.modeling-toggle-btn { width: 28px !important; height: 28px !important; }

/* ============================================================
   PARTICLE LAB — Complete UI (Roblox Studio aesthetic)
   Mantém esquema de cores da UI atual (dark, roxo/azul accent)
   ============================================================ */

/* ── Labs button in toolbar ─────────────────────────────────── */
.labs-btn {
    position: relative;
}
.labs-btn::after {
    content: 'LABS';
    position: absolute;
    bottom: -3px;
    right: -1px;
    font-size: 5px;
    font-weight: 900;
    letter-spacing: .04em;
    color: #a78bfa;
    background: rgba(0,0,0,.7);
    padding: 0 2px;
    border-radius: 2px;
    line-height: 1.4;
}

/* ── UI hidden in Labs mode ─────────────────────────────────── */
.labs-hidden-ui {
    display: none !important;
}

/* ── Enter dialog ───────────────────────────────────────────── */
.labs-enter-dialog {
    position: fixed;
    inset: 0;
    z-index: 12000;
    background: rgba(0,0,0,.72);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn .2s;
}
.labs-enter-dialog.hidden { display: none !important; }

.labs-dialog-box {
    background: rgba(8,8,22,.98);
    border: 1px solid rgba(167,139,250,.35);
    border-radius: 18px;
    padding: 32px 36px;
    max-width: 400px;
    width: 90vw;
    text-align: center;
    box-shadow: 0 30px 100px rgba(0,0,0,.9), 0 0 60px rgba(167,139,250,.08);
    animation: slideUp .28s cubic-bezier(.34,1.56,.64,1);
}
.labs-dialog-icon {
    width: 64px; height: 64px;
    background: linear-gradient(135deg, rgba(167,139,250,.15), rgba(56,189,248,.1));
    border: 1px solid rgba(167,139,250,.3);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px;
}
.labs-dialog-title {
    font-size: 18px;
    font-weight: 700;
    background: linear-gradient(90deg, #c4b5fd, #7dd3fc);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    margin: 0 0 10px;
}
.labs-dialog-desc {
    font-size: 12px;
    color: rgba(200,200,230,.55);
    line-height: 1.6;
    margin: 0 0 24px;
}
.labs-dialog-actions {
    display: flex; gap: 10px; justify-content: center;
}
.labs-confirm-btn {
    display: flex; align-items: center; gap: 7px;
    padding: 10px 22px;
    background: linear-gradient(135deg, rgba(167,139,250,.25), rgba(56,189,248,.15));
    border: 1px solid rgba(167,139,250,.5);
    border-radius: 10px;
    color: #e0d9ff;
    font-size: 13px; font-weight: 700;
    cursor: pointer;
    transition: all .18s;
}
.labs-confirm-btn:hover {
    background: linear-gradient(135deg, rgba(167,139,250,.4), rgba(56,189,248,.25));
    border-color: rgba(167,139,250,.8);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(167,139,250,.2);
}
.labs-cancel-btn {
    padding: 10px 22px;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 10px;
    color: rgba(255,255,255,.45);
    font-size: 13px;
    cursor: pointer;
    transition: all .15s;
}
.labs-cancel-btn:hover { background: rgba(255,255,255,.08); color: rgba(255,255,255,.7); }

/* ── Labs mode overlay ───────────────────────────────────────── */
.labs-mode {
    position: fixed;
    inset: 0;
    z-index: 5000;
    pointer-events: none;
    display: flex;
    flex-direction: column;
}
.labs-mode.hidden { display: none !important; }
.labs-mode > * { pointer-events: all; }
/* Viewport spacer is transparent */
.labs-viewport-spacer { flex: 1; pointer-events: none; }

/* ── Top bar ──────────────────────────────────────────────────── */
.labs-topbar {
    height: 36px;
    background: var(--bg-panel-2, #212121);
    border-bottom: 1px solid var(--border, #3d3d3d);
    display: flex;
    align-items: center;
    padding: 0 8px;
    gap: 6px;
    box-shadow: var(--shadow-btn);
    flex-shrink: 0;
}
.labs-topbar-left, .labs-topbar-right {
    display: flex; align-items: center; gap: 4px;
}
.labs-topbar-left  { flex: 1; }
.labs-topbar-right { flex: 0; }

.labs-logo {
    display: flex; align-items: center; gap: 6px;
    font-size: 11px; font-weight: 700;
    background: linear-gradient(90deg, var(--accent, #c97e20), var(--yellow, #c89a28));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    white-space: nowrap;
    margin-right: 4px;
}

.labs-tool-group { display: flex; align-items: center; gap: 2px; }
.labs-tool-btn {
    display: flex; align-items: center; gap: 4px;
    padding: 4px 8px;
    background: var(--bg-panel-2, #212121);
    border: 1px solid var(--border, #3d3d3d);
    border-radius: var(--radius-md, 3px);
    color: var(--text-secondary, #909090);
    font-size: 10.5px; font-weight: 600;
    cursor: pointer;
    font-family: var(--font-ui, monospace);
    transition: all .14s;
    white-space: nowrap;
}
.labs-tool-btn:hover {
    background: var(--bg-hover, #333333);
    border-color: rgba(255,255,255,.18);
    color: var(--text-primary, #e8e8e8);
}
.labs-tool-btn.active {
    background: var(--accent-dim, rgba(201,126,32,.14));
    border-color: rgba(201,126,32,.45);
    color: var(--accent, #c97e20);
}

.labs-exit-btn {
    display: flex; align-items: center; gap: 5px;
    padding: 4px 10px;
    background: rgba(192,57,43,.12);
    border: 1px solid rgba(192,57,43,.35);
    border-radius: var(--radius-md, 3px);
    color: var(--red, #c0392b);
    font-size: 10.5px; font-weight: 700;
    cursor: pointer;
    font-family: var(--font-ui, monospace);
    transition: all .14s;
}
.labs-exit-btn:hover { background: rgba(192,57,43,.25); border-color: rgba(192,57,43,.6); }

/* ── Labs body (side panels + viewport) ─────────────────────── */
.labs-body {
    flex: 1;
    display: flex;
    pointer-events: none;
    overflow: hidden;
}
.labs-body > * { pointer-events: all; }

/* ── Left panel: particles list ──────────────────────────────── */
.labs-left-panel {
    width: 160px;
    flex-shrink: 0;
    background: var(--bg-panel, #1b1b1b);
    border-right: 1px solid var(--border, #3d3d3d);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.labs-panel-header {
    display: flex; align-items: center; gap: 6px;
    padding: 7px 8px;
    border-bottom: 1px solid var(--border, #3d3d3d);
    font-size: 10.5px; font-weight: 700;
    color: var(--text-secondary, #909090);
}
.labs-header-add-btn {
    margin-left: auto;
    width: 20px; height: 20px;
    background: var(--accent-dim, rgba(201,126,32,.14));
    border: 1px solid rgba(201,126,32,.3);
    border-radius: var(--radius-md, 3px);
    color: var(--accent, #c97e20);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all .13s;
}
.labs-header-add-btn:hover { background: var(--accent-glow, rgba(201,126,32,.25)); }

.labs-particles-list {
    flex: 1;
    overflow-y: auto;
    padding: 3px;
    scrollbar-width: thin;
    scrollbar-color: rgba(167,139,250,.2) transparent;
}
.labs-plist-item {
    display: flex; align-items: center; gap: 6px;
    padding: 5px 7px;
    border-radius: 6px;
    cursor: pointer;
    transition: background .12s;
    border: 1px solid transparent;
}
.labs-plist-item:hover { background: var(--bg-hover, rgba(255,255,255,.05)); }
.labs-plist-item.active {
    background: var(--accent-dim, rgba(201,126,32,.14));
    border-color: rgba(201,126,32,.3);
}
.labs-plist-icon { font-size: 13px; flex-shrink: 0; }
.labs-plist-name { flex: 1; font-size: 10px; color: var(--text-primary, #e8e8e8); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.labs-plist-actions { display: flex; gap: 2px; flex-shrink: 0; }
.labs-plist-play, .labs-plist-del {
    width: 18px; height: 18px;
    background: var(--bg-panel-2, rgba(14,16,32,.8));
    border: 1px solid var(--border, rgba(255,255,255,.08));
    border-radius: 4px;
    color: rgba(160,160,200,.5);
    font-size: 9px;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all .12s;
}
.labs-plist-play:hover { color: var(--accent, #c97e20); border-color: rgba(201,126,32,.4); }
.labs-plist-del:hover { color: #fca5a5; border-color: rgba(239,68,68,.35); background: rgba(239,68,68,.07); }
.labs-plist-empty { padding: 14px 8px; font-size: 10px; color: rgba(160,160,200,.3); text-align: center; }

/* List footer (below particles list) */
.labs-list-actions {
    padding: 5px;
    border-top: 1px solid var(--border, rgba(255,255,255,.08));
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.labs-action-btn {
    display: flex; align-items: center; gap: 5px;
    width: 100%;
    padding: 5px 8px;
    background: var(--bg-panel-2, #212121);
    border: 1px solid var(--border, #3d3d3d);
    border-radius: var(--radius-md, 3px);
    color: var(--text-secondary, #909090);
    font-size: 10px; font-weight: 600;
    cursor: pointer;
    font-family: var(--font-ui, monospace);
    transition: all .13s;
    text-align: left;
}
.labs-action-btn:hover { background: var(--bg-hover, #333333); border-color: rgba(255,255,255,.18); color: var(--text-primary, #e8e8e8); }
.labs-action-preview { background: var(--accent-dim, rgba(201,126,32,.14)); border-color: rgba(201,126,32,.3); color: var(--accent, #c97e20); }
.labs-action-preview:hover { background: var(--accent-glow, rgba(201,126,32,.25)); border-color: rgba(201,126,32,.5); }
.labs-action-danger { color: rgba(252,165,165,.65); }
.labs-action-danger:hover { background: rgba(239,68,68,.08); border-color: rgba(239,68,68,.3); color: #fca5a5; }

/* File dropdown inside left panel */
.labs-file-drop-wrap { position: relative; }
.labs-file-menu {
    position: absolute;
    top: calc(100% + 3px);
    bottom: auto;
    left: 0; right: 0;
    background: var(--bg-panel-2, #212121);
    border: 1px solid var(--border, #3d3d3d);
    border-radius: var(--radius-md, 3px);
    padding: 3px;
    display: flex; flex-direction: column; gap: 1px;
    box-shadow: 0 6px 20px rgba(0,0,0,.75);
    z-index: 10001;
}
.labs-file-menu.hidden { display: none !important; }
.labs-file-menu-btn {
    display: flex; align-items: center; gap: 6px;
    padding: 5px 8px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md, 3px);
    color: var(--text-secondary, #909090);
    font-size: 10px; font-weight: 600;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-ui, monospace);
    transition: background .12s, color .12s;
}
.labs-file-menu-btn:hover { background: var(--bg-hover, #333333); color: var(--text-primary, #e8e8e8); }

/* ── Right column: tab buttons + panels ──────────────────────── */
.labs-right-column {
    width: 200px;
    flex-shrink: 0;
    background: var(--bg-panel, #1b1b1b);
    border-left: 1px solid var(--border, #3d3d3d);
    display: flex;
    overflow: hidden;
}
.labs-right-tabs {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 5px 3px;
    border-right: 1px solid var(--border, rgba(255,255,255,.06));
    background: rgba(0,0,0,.2);
}
.labs-tab-btn {
    width: 30px; height: 30px;
    background: var(--bg-panel-2, #212121);
    border: 1px solid var(--border, #3d3d3d);
    border-radius: var(--radius-md, 3px);
    color: var(--text-dim, #555555);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all .14s;
    flex-shrink: 0;
}
.labs-tab-btn:hover { background: var(--bg-hover, #333333); color: var(--text-secondary, #909090); border-color: rgba(255,255,255,.18); }
.labs-tab-btn.active { background: var(--accent-dim, rgba(201,126,32,.14)); color: var(--accent, #c97e20); border-color: rgba(201,126,32,.4); }

/* Property panels */
.labs-prop-panel {
    display: none;
    flex: 1;
    flex-direction: column;
    overflow-y: auto;
    padding: 0 0 8px;
    scrollbar-width: thin;
    scrollbar-color: rgba(167,139,250,.15) transparent;
}
.labs-prop-panel.active { display: flex; }
.labs-prop-title {
    font-size: 9px; font-weight: 800;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--text-secondary, #909090);
    padding: 8px 8px 5px;
    border-bottom: 1px solid var(--border, #3d3d3d);
    margin-bottom: 3px;
    flex-shrink: 0;
}
.labs-section-title {
    font-size: 9px; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase;
    color: rgba(255,255,255,.18);
    padding: 6px 8px 2px;
}
.lab-no-sel {
    padding: 16px 8px;
    font-size: 10px;
    color: rgba(160,160,200,.3);
    text-align: center;
}
.lab-props { padding: 0 3px; }
.lab-row {
    padding: 4px 5px;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.lab-row label {
    font-size: 9.5px;
    color: var(--text-secondary, rgba(160,160,200,.6));
    font-weight: 500;
}
.lab-toggle-row {
    flex-direction: row !important;
    align-items: center;
    justify-content: space-between;
}
.lab-slider-row {
    display: flex; align-items: center; gap: 4px;
}
.lab-slider-row input[type="range"] { flex: 1; }
.lab-slider-row input[type="number"] { width: 42px; font-size: 10px; }
.lab-dual-row {
    display: flex; align-items: center; gap: 4px;
}
.lab-dual-row input { flex: 1; width: auto; font-size: 10px; }
.lab-dual-row span { color: rgba(160,160,200,.35); font-size: 10px; }
.lab-text-input {
    width: 100%; box-sizing: border-box;
    background: var(--bg-panel-2, #212121);
    border: 1px solid var(--border, #3d3d3d);
    border-radius: var(--radius-md, 3px);
    padding: 4px 7px;
    color: var(--text-primary, #e8e8e8);
    font-family: var(--font-ui, monospace);
    font-size: 10.5px;
    outline: none;
}
.lab-text-input:focus { border-color: var(--border-focus, #666666); }
.lab-badge {
    font-size: 10px; font-weight: 700;
    color: var(--accent, #c97e20);
    background: var(--accent-dim, rgba(201,126,32,.14));
    border: 1px solid rgba(201,126,32,.3);
    border-radius: var(--radius-md, 3px);
    padding: 1px 6px;
    font-family: var(--font-mono, monospace);
}
.lab-color-row {
    display: flex; align-items: center; gap: 5px;
}
.lab-color-row input[type="color"] { width: 28px; height: 22px; border-radius: 4px; cursor: pointer; }
.lab-color-row label { font-size: 9px; color: rgba(160,160,200,.5); }

/* Gradient editor canvas */
.lab-gradient-canvas {
    width: 100%; height: 22px;
    border-radius: 5px;
    border: 1px solid var(--border, rgba(255,255,255,.1));
    cursor: crosshair;
    display: block;
}
.lab-gradient-stops {
    display: flex; gap: 4px; flex-wrap: wrap;
    margin-top: 4px;
}
.lab-gradient-stop {
    display: flex; align-items: center; gap: 3px;
}
.lab-gradient-stop input[type="range"] { width: 50px; }
.lab-gradient-stop input[type="color"] { width: 22px; height: 18px; border-radius: 3px; cursor: pointer; }
.lab-gradient-stop-del {
    width: 14px; height: 14px; font-size: 8px;
    background: rgba(239,68,68,.1); border: none; border-radius: 3px;
    color: #fca5a5; cursor: pointer;
}

/* Curve canvas */
.lab-curve-canvas {
    width: 100%; height: 50px;
    border-radius: 5px;
    border: 1px solid var(--border, rgba(255,255,255,.08));
    background: rgba(0,0,0,.35);
    display: block;
    cursor: crosshair;
}

/* Seg controls in Labs */
.lab-seg {
    display: flex; flex-wrap: wrap; gap: 2px;
}
.lab-seg-btn {
    font-size: 9px; font-weight: 600;
    padding: 2px 6px;
    background: var(--bg-panel-2, rgba(14,16,32,.7));
    border: 1px solid var(--border, rgba(255,255,255,.08));
    border-radius: 4px;
    color: var(--text-secondary, rgba(160,160,200,.6));
    cursor: pointer;
    transition: all .12s;
}
.lab-seg-btn:hover { background: var(--bg-hover, #333333); color: var(--text-primary, #e8e8e8); }
.lab-seg-btn.lab-seg-on { background: var(--accent-dim, rgba(201,126,32,.14)); border-color: rgba(201,126,32,.4); color: var(--accent, #c97e20); }

/* Labs toggle */
.labs-toggle { display: flex; align-items: center; cursor: pointer; }
.labs-toggle input { display: none; }
.labs-toggle-track {
    width: 28px; height: 15px;
    background: rgba(255,255,255,.08);
    border-radius: 8px;
    position: relative;
    transition: background .18s;
}
.labs-toggle-track::after {
    content: '';
    position: absolute;
    width: 11px; height: 11px;
    background: rgba(255,255,255,.45);
    border-radius: 50%;
    top: 2px; left: 2px;
    transition: transform .18s, background .18s;
}
.labs-toggle input:checked + .labs-toggle-track { background: var(--accent-glow, rgba(201,126,32,.5)); }
.labs-toggle input:checked + .labs-toggle-track::after { transform: translateX(13px); background: var(--accent, #c97e20); }

/* shape preview canvas */
.lab-shape-canvas {
    width: 100%; height: 70px;
    border-radius: 5px;
    border: 1px solid var(--border, rgba(255,255,255,.08));
    background: rgba(0,0,0,.5);
    display: block;
}

/* ── Preset picker overlay ───────────────────────────────────── */
.labs-preset-picker {
    position: fixed;
    inset: 0;
    z-index: 13000;
    background: rgba(0,0,0,.65);
    backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
}
.labs-preset-picker.hidden { display: none !important; }
.labs-preset-picker-inner {
    background: var(--bg-panel, rgba(8,10,22,.98));
    border: 1px solid var(--border, rgba(255,255,255,.1));
    border-radius: 14px;
    width: min(460px, 94vw);
    max-height: 82vh;
    display: flex; flex-direction: column;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.85);
    animation: slideUp .2s cubic-bezier(.34,1.56,.64,1);
}
.labs-preset-picker-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border, rgba(255,255,255,.07));
    font-size: 12px; font-weight: 700; color: #c4b5fd;
}
.labs-xbtn {
    width: 26px; height: 26px;
    background: var(--bg-panel-2, rgba(14,16,32,.8));
    border: 1px solid var(--border, rgba(255,255,255,.1));
    border-radius: 6px;
    color: rgba(255,255,255,.4);
    cursor: pointer; font-size: 13px;
    display: flex; align-items: center; justify-content: center;
    transition: all .13s;
}
.labs-xbtn:hover { background: rgba(192,57,43,.18); color: var(--red, #c0392b); border-color: rgba(192,57,43,.4); }
.labs-preset-cats {
    display: flex; gap: 4px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border, rgba(255,255,255,.05));
    flex-wrap: wrap;
}
.labs-preset-cat-btn {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 10px; font-weight: 600;
    background: var(--bg-panel-2, rgba(14,16,32,.7));
    border: 1px solid var(--border, rgba(255,255,255,.08));
    color: var(--text-secondary, rgba(160,160,200,.6));
    cursor: pointer; transition: all .13s;
}
.labs-preset-cat-btn:hover, .labs-preset-cat-btn.active {
    background: rgba(167,139,250,.16);
    border-color: rgba(167,139,250,.4);
    color: #c4b5fd;
}
.labs-preset-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5px;
    padding: 8px 10px 12px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(167,139,250,.18) transparent;
}
.labs-preset-item {
    display: flex; align-items: center; gap: 8px;
    padding: 8px 10px;
    background: var(--bg-panel-2, rgba(14,16,32,.6));
    border: 1px solid var(--border, rgba(255,255,255,.07));
    border-radius: 9px;
    color: var(--text-primary, rgba(200,200,230,.8));
    font-size: 10.5px; font-weight: 600;
    cursor: pointer;
    transition: all .14s;
    text-align: left;
}
.labs-preset-item:hover {
    background: rgba(167,139,250,.1);
    border-color: rgba(167,139,250,.3);
    color: #c4b5fd;
    transform: translateY(-1px);
}
.labs-preset-icon { font-size: 16px; flex-shrink: 0; }

/* Mini preset grid in Advanced panel */
.lab-preset-grid {
    display: flex; flex-direction: column; gap: 2px;
    padding: 0 3px;
}
.labs-preset-mini-btn {
    width: 100%;
    padding: 4px 7px;
    background: var(--bg-panel-2, rgba(14,16,32,.6));
    border: 1px solid var(--border, rgba(255,255,255,.06));
    border-radius: 5px;
    color: var(--text-secondary, rgba(160,160,200,.6));
    font-size: 9.5px;
    cursor: pointer; text-align: left;
    transition: all .12s;
}
.labs-preset-mini-btn:hover { background: rgba(167,139,250,.1); color: #c4b5fd; }

/* ── Animations ──────────────────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp {
    from { opacity: 0; transform: translateY(14px) scale(.97); }
    to   { opacity: 1; transform: none; }
}

/* ── Labs active body class ──────────────────────────────────── */
body.labs-active .add-panel-non-particle { display: none !important; }
body.labs-active .addons-float-btn { display: none !important; }
body.labs-active #add-panel h3[data-i18n="particles"] { color: #a78bfa; }

/* ── Preset picker overlay ───────────────────────────────────── */
.labs-preset-picker {
    position: fixed;
    inset: 0;
    z-index: 13000;
    background: rgba(0,0,0,.7);
    backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center;
}
.labs-preset-picker.hidden { display: none !important; }
.labs-preset-picker-inner {
    background: rgba(6,6,18,.97);
    border: 1px solid rgba(167,139,250,.3);
    border-radius: 16px;
    width: min(480px, 94vw);
    max-height: 80vh;
    display: flex; flex-direction: column;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0,0,0,.9);
    animation: slideUp .22s cubic-bezier(.34,1.56,.64,1);
}
.labs-preset-picker-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255,255,255,.06);
    font-size: 13px; font-weight: 700; color: #c4b5fd;
}
.labs-xbtn {
    width: 28px; height: 28px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 7px;
    color: rgba(255,255,255,.4);
    cursor: pointer; font-size: 14px;
    display: flex; align-items: center; justify-content: center;
    transition: all .13s;
}
.labs-xbtn:hover { background: rgba(239,68,68,.15); color: #fca5a5; border-color: rgba(239,68,68,.3); }
.labs-preset-cats {
    display: flex; gap: 5px;
    padding: 10px 14px;
    border-bottom: 1px solid rgba(255,255,255,.05);
    flex-wrap: wrap;
}
.labs-preset-cat-btn {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px; font-weight: 600;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    color: rgba(180,180,210,.6);
    cursor: pointer; transition: all .13s;
}
.labs-preset-cat-btn:hover, .labs-preset-cat-btn.active {
    background: rgba(167,139,250,.18);
    border-color: rgba(167,139,250,.45);
    color: #c4b5fd;
}
.labs-preset-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    padding: 10px 12px 14px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(167,139,250,.2) transparent;
}
.labs-preset-item {
    display: flex; align-items: center; gap: 9px;
    padding: 10px 12px;
    background: rgba(255,255,255,.03);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 10px;
    color: rgba(200,200,230,.8);
    font-size: 11.5px; font-weight: 600;
    cursor: pointer;
    transition: all .14s;
    text-align: left;
}
.labs-preset-item:hover {
    background: rgba(167,139,250,.12);
    border-color: rgba(167,139,250,.35);
    color: #c4b5fd;
    transform: translateY(-1px);
}
.labs-preset-icon { font-size: 18px; flex-shrink: 0; }

/* Mini preset grid in Advanced panel */
.lab-preset-grid {
    display: flex; flex-direction: column; gap: 3px;
    padding: 0 4px;
}
.labs-preset-mini-btn {
    width: 100%;
    padding: 5px 8px;
    background: rgba(255,255,255,.03);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: 6px;
    color: rgba(180,180,210,.65);
    font-size: 10px;
    cursor: pointer; text-align: left;
    transition: all .12s;
}
.labs-preset-mini-btn:hover { background: rgba(167,139,250,.1); color: #c4b5fd; }

/* ── Labs active body class ──────────────────────────────────── */
body.labs-active .add-panel-non-particle { display: none !important; }
body.labs-active .addons-float-btn { display: none !important; }
body.labs-active #add-panel h3[data-i18n="particles"] { color: #a78bfa; }

/* ── Shape Sculpt Panel ──────────────────────────────────────── */
.lab-section-title {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #a78bfa;
    padding: 8px 4px 3px;
    border-bottom: 1px solid rgba(167,139,250,.15);
    margin-bottom: 4px;
    opacity: .85;
}
.lab-hint {
    font-size: 8px;
    color: rgba(160,160,200,.45);
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0;
    text-transform: none;
}

/* ── Gravity Direction Control ───────────────────────────────── */
.lab-gravity-ctrl {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 3px;
}
.lab-grav-btn {
    width: 26px; height: 26px;
    background: rgba(167,139,250,.1);
    border: 1px solid rgba(167,139,250,.25);
    border-radius: 6px;
    color: #a78bfa;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: all .12s;
}
.lab-grav-btn:hover { background: rgba(167,139,250,.22); border-color: #a78bfa; }
.lab-grav-btn:active { background: rgba(167,139,250,.35); transform: scale(.92); }
.lab-grav-num {
    width: 62px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 6px;
    color: #e2e2f0;
    font-size: 11px;
    text-align: center;
    padding: 3px 4px;
    -moz-appearance: textfield;
}
.lab-grav-num::-webkit-inner-spin-button,
.lab-grav-num::-webkit-outer-spin-button { -webkit-appearance: none; }
.lab-grav-presets {
    display: flex; gap: 3px; flex-wrap: wrap; margin-top: 4px;
}
.lab-grav-preset {
    padding: 2px 7px;
    font-size: 9px;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.09);
    border-radius: 5px;
    color: rgba(180,180,210,.7);
    cursor: pointer;
    transition: all .1s;
}
.lab-grav-preset:hover { background: rgba(167,139,250,.14); color: #c4b5fd; border-color: rgba(167,139,250,.3); }

/* ── SVG Number Stepper (lab-num-wrap) ───────────────────────── */
.lab-num-wrap {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 7px;
    overflow: hidden;
    flex-shrink: 0;
}
.lab-num-wrap input[type="number"] {
    width: 48px;
    background: transparent;
    border: none;
    color: #e2e2f0;
    font-size: 10px;
    text-align: center;
    padding: 3px 2px;
    -moz-appearance: textfield;
}
.lab-num-wrap input[type="number"]::-webkit-inner-spin-button,
.lab-num-wrap input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; }
.lab-num-step {
    width: 18px; height: 100%;
    background: transparent;
    border: none;
    color: rgba(167,139,250,.7);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    padding: 0;
    transition: color .1s, background .1s;
    min-height: 22px;
}
.lab-num-step:hover { background: rgba(167,139,250,.15); color: #c4b5fd; }
.lab-num-step svg { pointer-events: none; }