/* Tema Dr. Iunes Feiz Limissuri */
        :root {
            --primary: #60a5fa;
            --primary-dark: #2563eb;
            --accent: #facc15;
            --bg-viewer: #0f172a;
            --bg-side: #020617;
            --bg-toolbar: rgba(2, 6, 23, 0.95);
            --border-viewer: #1e293b;
            --text-viewer: #f8fafc;
            --text-muted: #64748b;
            --viewport-bg: #000000;
            --glass-bg: rgba(15, 23, 42, 0.7);
            --glass-border: rgba(255, 255, 255, 0.1);

            /* Utility Colors from Global System */
            --success: #059669;
            --warning: #d97706;
            --danger: #dc2626;
            --gray: #6b7280;
            --light-gray: #cbd5e1;
        }

        body.dark-mode-viewer {
            --bg-viewer: #1e293b;
            --bg-side: #0f172a;
            --bg-toolbar: rgba(30, 41, 59, 0.95);
            --border-viewer: #334155;
            --text-viewer: #f1f5f9;
            --text-muted: #94a3b8;
        }

        /* Tema Docteur Alain Rahmouni */
        body.theme-olive {
            --primary: #4d7c0f;
            --primary-dark: #365314;
            --bg-viewer: #0f140a;
            --bg-side: #080c05;
            --bg-toolbar: rgba(13, 20, 10, 0.95);
            --border-viewer: #1e291b;
            --text-viewer: #f0fdf4;
            --text-muted: #65a30d;
        }

        /* Gray and Black Theme - Blended for Elegance */
        body.theme-gray {
            --primary: #94a3b8;
            --primary-dark: #475569;
            --bg-viewer: #171717;
            --bg-side: #0a0a0a;
            --bg-toolbar: rgba(10, 10, 10, 0.95);
            --border-viewer: #2d2d2d;
            --text-viewer: #e5e5e5;
            --text-muted: #737373;
        }

        /* Purple Theme - Desaturated & Discrete Navy-Purple */
        body.theme-purple {
            --primary: #474f97;
            --primary-dark: #2d3261;
            --bg-viewer: #0f172a;
            --bg-side: #020617;
            --bg-toolbar: rgba(2, 6, 23, 0.95);
            --border-viewer: #2e3563;
            --text-viewer: #f8fafc;
            --text-muted: #6b72b0;
        }

        /* Light Theme - Deeply Dimmed for maximum comfort */
        body.theme-light {
            --primary: #2563eb;
            --primary-dark: #1e40af;
            --bg-viewer: #e2e8f0;
            --bg-side: #f1f5f9;
            --bg-toolbar: rgba(226, 232, 240, 0.95);
            --border-viewer: #cbd5e1;
            --text-viewer: #0f172a;
            --text-muted: #64748b;
            --viewport-bg: #cbd5e1;
            --glass-bg: rgba(226, 232, 240, 0.7);
            --glass-border: rgba(0, 0, 0, 0.05);
        }

        /* Tema Dr. José Antonio Bastos de Carvalho */
        body.theme-gold {
            --primary: #c5a059;
            --primary-dark: #967d4a;
            --bg-viewer: #1c1917;
            --bg-side: #292524;
            --bg-toolbar: rgba(41, 37, 36, 0.95);
            --border-viewer: #44403c;
            --text-viewer: #fdfaf6;
            --text-muted: #d6d3d1;
            --viewport-bg: #1c1917;
            --glass-bg: rgba(41, 37, 36, 0.7);
            --glass-border: rgba(255, 255, 255, 0.05);
        }

        /* Rock Vein Theme - Elegant Stone (Black, Red, Orange, Yellow) */
        body.theme-rock-vein {
            --primary: #b91c1c; /* Deep Red Vein */
            --primary-dark: #7f1d1d;
            --bg-viewer: #0c0a09; /* Volcanic Black */
            --bg-side: #020617;
            --bg-toolbar: rgba(12, 10, 9, 0.96);
            --border-viewer: #292524; /* Stone Edge */
            --text-viewer: #fafaf9; /* Stone White */
            --text-muted: #f59e0b; /* Amber/Orange Accent */
            --accent: #facc15; /* Yellow Liquid */
            --viewport-bg: #000000;
            --glass-bg: rgba(12, 10, 9, 0.8);
            --glass-border: rgba(185, 28, 28, 0.2);
            --success: #facc15; /* Yellow for success in this theme */
        }

        /* Dr. Enéas Carneiro Theme - Elegant Olive & Zinc (Cinza, Verde, Creme, Laranja) */
        body.theme-eneas {
            --primary: #3f6212; /* Dark Olive */
            --primary-dark: #1a2e05;
            --bg-viewer: #18181b; /* Dark Zinc */
            --bg-side: #09090b;
            --bg-toolbar: rgba(24, 24, 27, 0.96);
            --border-viewer: #27272a;
            --text-viewer: #fef3c7; /* Cream */
            --text-muted: #d97706; /* Orange Accent */
            --accent: #ea580c; /* High-Visibility Orange */
            --viewport-bg: #000000;
            --glass-bg: rgba(24, 24, 27, 0.8);
            --glass-border: rgba(63, 98, 18, 0.2);
        }

        /* Premium Custom Scrollbars */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }

        ::-webkit-scrollbar-track {
            background: rgba(0, 0, 0, 0.2);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 4px;
            border: 1px solid rgba(0,0,0,0.2);
        }

        ::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 255, 255, 0.3);
        }

        body,
        html {
            margin: 0;
            padding: 0;
            width: 100%;
            height: 100%;
            background: var(--bg-viewer);
            overflow: hidden;
            font-family: 'Inter', sans-serif;
            color: var(--text-viewer);
            transition: background 0.3s ease, color 0.3s ease;
        }

        /* Viewer Specific Styles - Professional Grade */
        .zf-viewer-container {
            display: flex;
            flex-direction: column;
            width: 100%;
            height: 100%;
            -webkit-user-select: none;
            user-select: none;
            background: var(--bg-viewer);
        }

        .zf-viewer-header {
            height: 60px;
            background: var(--bg-side);
            border-bottom: 1px solid var(--border-viewer);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 16px;
            z-index: 100;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .zf-viewer-header.fullscreen-active {
            height: 60px;
            padding: 0 24px;
            background: var(--bg-viewer);
            border-bottom: 2px solid var(--primary);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
        }

        .zf-viewer-header.fullscreen-active .zf-btn-action,
        .zf-viewer-header.fullscreen-active .zf-btn-close {
            padding: 6px 14px;
            font-size: 11px;
        }

        .zf-viewer-header.fullscreen-active .zf-btn-close {
            width: 34px;
            height: 34px;
        }

        /* Header Buttons Premium */
        .zf-header-actions {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-shrink: 0;
        }

        .zf-btn-action {
            background: rgba(255, 255, 255, 0.02);
            border: 0.5px solid rgba(255, 255, 255, 0.1);
            color: var(--text-viewer);
            padding: 10px 28px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 300;
            letter-spacing: 1px;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .zf-btn-action:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
        }


        .zf-btn-close {
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-viewer);
            border: 1px solid var(--border-viewer);
            color: var(--text-muted);
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.2s;
        }

        .zf-btn-close:hover {
            background: #f43f5e;
            border-color: #f43f5e;
            color: #fff;
            transform: rotate(90deg);
        }

        .zf-viewer-body {
            flex: 1;
            display: flex;
            overflow: hidden;
            position: relative;
        }

        /* Resizer Handles */
        .zf-resizer {
            width: 4px;
            background: transparent;
            cursor: col-resize;
            z-index: 100;
            transition: background 0.2s, width 0.2s;
            flex-shrink: 0;
            position: relative;
        }

        .zf-resizer:hover, .zf-resizer.active {
            background: var(--primary);
            width: 4px;
            box-shadow: 0 0 10px var(--primary);
        }

        .zf-resizer::after {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: -4px;
            right: -4px;
        }


        /* Sidebar de Miniaturas (Estilo Profissional) */
        .zf-thumbnail-bar {
            background: var(--bg-side);
            border-right: 1px solid var(--border-viewer);
            display: flex;
            flex-direction: column;
            gap: 12px;
            padding: 10px 5px;
            overflow-y: auto;
            width: var(--zf-left-sidebar-width, 150px);
            min-width: 80px;
            max-width: 400px;
            flex-shrink: 0;
            /* Melhorias de fluidez de Scroll Otimizado */
            scroll-behavior: smooth;
            overscroll-behavior-y: contain;
            will-change: scroll-position;
        }

        .zf-thumbnail-bar::-webkit-scrollbar {
            display: none;
        }

        .zf-study-header {
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            border: 1px solid var(--border-viewer);
            border-radius: 8px;
            margin: 5px;
            background: rgba(255, 255, 255, 0.03);
            display: flex;
            flex-direction: column;
            gap: 4px;
            position: relative;
            overflow: hidden;
        }

        .zf-study-header:hover {
            background: rgba(255, 255, 255, 0.08) !important;
            border-color: var(--primary);
        }

        .zf-study-header.active {
            border-color: var(--primary);
            background: rgba(96, 165, 250, 0.1) !important;
            box-shadow: 0 0 15px rgba(37, 99, 235, 0.2);
        }

        .zf-study-patient-name {
            transition: color 0.3s;
        }

        /* Status de Cores para Pacientes */
        .status-evaluated { color: #f87171 !important; } /* Vermelho (Avaliados) */
        .status-unopened { color: #4ade80 !important; }  /* Verde (Não abertos) */
        .status-active { color: #facc15 !important; }    /* Amarelo (Ativo/Aberto) */
        .status-opened { color: #38bdf8 !important; }    /* Azul Vibrante (Já aberto mas não ativo) */


        .zf-study-header.expanded .zf-study-patient-name,
        .zf-study-header.active .zf-study-patient-name {
            color: var(--primary);
        }

        .zf-study-header .zf-study-chevron {
            position: absolute;
            top: 10px;
            right: 10px;
            font-size: 10px;
            transition: transform 0.3s;
            opacity: 0.5;
        }

        .zf-study-header.expanded .zf-study-chevron {
            transform: rotate(180deg);
        }

        .zf-study-grid {
            grid-template-columns: 1fr;
            gap: 10px;
            padding: 0 10px 0 10px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s, opacity 0.3s;
            opacity: 0;
            display: grid; /* Mantemos grid para manter estrutura, mas escondemos via max-height */
        }

        .zf-study-header.expanded + .zf-study-grid {
            max-height: 5000px; /* Suficiente para muitas séries */
            padding: 10px;
            opacity: 1;
        }

        .zf-study-preview {
            height: 60px;
            background: #000;
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 4px;
            opacity: 0.4;
            filter: grayscale(0.8);
            transition: all 0.4s ease;
        }

        .zf-study-header.expanded .zf-study-preview,
        .zf-study-header.active .zf-study-preview,
        .zf-study-header.evaluated .zf-study-preview {
            opacity: 1;
            filter: grayscale(0);
        }

        .zf-study-preview img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }

        .zf-study-evaluated-badge {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 24px;
            color: #ef4444; /* Vermelho vibrante */
            text-shadow: 0 0 10px rgba(0,0,0,0.8);
            pointer-events: none;
            animation: zf-eye-pulse 2s infinite cubic-bezier(0.4, 0, 0.6, 1);
        }

        @keyframes zf-eye-pulse {
            0%, 100% { opacity: 0.8; transform: translate(-50%, -50%) scale(1); }
            50% { opacity: 0.4; transform: translate(-50%, -50%) scale(0.9); }
        }

        .zf-thumbnail-item {
            width: 92%;
            aspect-ratio: 1;
            margin: 0 auto;
            flex-shrink: 0;
            background: var(--bg-viewer);
            border: 1px solid var(--border-viewer);
            border-radius: 4px;
            cursor: pointer;
            position: relative;
            transition: border-color 0.2s, box-shadow 0.2s;
            overflow: hidden;
            contain: strict;
            transform: translateZ(0);
            will-change: transform;
        }

        .zf-thumbnail-item:hover {
            border-color: var(--primary);
        }

        .zf-thumbnail-item.active {
            border-color: var(--primary);
            border-width: 2px;
            box-shadow: 0 0 10px rgba(37, 99, 235, 0.3);
        }

        .zf-thumbnail-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: grayscale(1);
            pointer-events: none;
            /* Imagens não precisam capturar eventos de mouse parando o scroll */
        }

        /* Indicador animado de série ativa */
        .zf-thumbnail-eye {
            position: absolute;
            bottom: 5px;
            right: 5px;
            color: #ffd700;
            font-size: 14px;
            z-index: 10;
            display: none;
            pointer-events: none;
            text-shadow: 0 0 5px rgba(0, 0, 0, 0.8);
        }

        .zf-thumbnail-item.active .zf-thumbnail-eye {
            display: block;
            animation: eye-blink 1.5s infinite alternate;
        }

        @keyframes eye-blink {
            0% {
                opacity: 0.4;
                transform: scale(0.9);
            }
            100% {
                opacity: 1;
                transform: scale(1.1);
            }
        }


        .zf-thumbnail-label {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(15, 23, 42, 0.75);
            /* Mudança aqui: de rgba preto para slate translúcido */
            -webkit-backdrop-filter: blur(4px);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 9px;
            text-align: center;
            padding: 3px 0;
        }

        .zf-main-stage {
            flex: 1;
            display: grid;
            gap: 2px;
            padding: 2px;
            background: #000;
            position: relative;
            overflow: hidden;
            width: 100%;
            height: 100%;
            min-height: 500px;
            /* GARANTE QUE A TELA NÃO COLAPSE A ZERO QUANDO O CANVAS É REMOVIDO NO RESET */
        }

        .zf-main-stage.layout-1x1 {
            grid-template-columns: 1fr;
            grid-template-rows: 1fr;
        }

        .zf-main-stage.layout-2x2 {
            grid-template-columns: 1fr 1fr;
            grid-template-rows: 1fr 1fr;
        }

        .zf-main-stage.layout-3x3 {
            grid-template-columns: repeat(3, 1fr);
            grid-template-rows: repeat(3, 1fr);
        }

        .zf-main-stage.layout-4x4 {
            grid-template-columns: repeat(4, 1fr);
            grid-template-rows: repeat(4, 1fr);
        }

        .zf-main-stage.layout-3x1 {
            grid-template-columns: 1fr;
            grid-template-rows: repeat(3, 1fr);
        }

        .zf-main-stage.layout-1x3 {
            grid-template-columns: repeat(3, 1fr);
            grid-template-rows: 1fr;
        }

        .zf-main-stage.layout-2x1 {
            grid-template-columns: 1fr 1fr;
            grid-template-rows: 1fr;
        }

        .zf-main-stage.layout-1x2 {
            grid-template-columns: 1fr;
            grid-template-rows: 1fr 1fr;
        }


        .zf-viewport {
            background: #000;
            border: 1px solid #1a1a1a;
            position: relative;
            display: block;
            /* Mudei de flex para block para inibir shrink pre-render */
            width: 100%;
            height: 100%;
            overflow: hidden;
            border-radius: 4px;
            min-width: 0;
            min-height: 0;
        }

        /* HARD-FORCE OVERRIDE: Obrigação física do viewport preencher o Grid sem respeitar falhas do renderizador Cornerstone */
        .zf-viewport canvas {
            width: 100% !important;
            height: 100% !important;
            object-fit: contain !important;
            pointer-events: auto !important;
            cursor: inherit !important;
        }

        .zf-viewport, .zf-viewport svg {
            cursor: inherit !important;
        }

        .zf-img {
            max-width: 95%;
            max-height: 95%;
            filter: grayscale(1);
            transform-origin: center;
            pointer-events: none;
            -webkit-user-select: none;
            user-select: none;
        }


        /* Linhas de Referência (Localizers) */
        .zf-ref-line {
            position: absolute;
            pointer-events: none;
            z-index: 10;
        }

        .zf-ref-line-h {
            width: 100%;
            height: 1px;
            border-top: 1px dashed rgba(255, 255, 0, 0.4);
        }

        .zf-ref-line-v {
            height: 100%;
            width: 1px;
            border-left: 1px dashed rgba(255, 255, 0, 0.4);
        }


        .zf-viewport.active {
            border: 1px solid var(--primary);
            box-shadow: inset 0 0 10px rgba(37, 99, 235, 0.1);
        }

        .zf-viewport.zf-drop-highlight {
            border: 2px dashed var(--primary) !important;
            box-shadow: inset 0 0 30px rgba(96, 165, 250, 0.15), 0 0 15px rgba(37, 99, 235, 0.3) !important;
            transition: border 0.15s, box-shadow 0.15s;
        }

        /* Overlays DICOM mais precisos e densos */
        .zf-overlay {
            position: absolute;
            pointer-events: none;
            color: rgba(255, 255, 255, 0.95);
            font-family: 'Consolas', 'Courier New', monospace; /* Medical standard for numbers */
            font-size: 11.5px;
            font-weight: 400;
            text-shadow: 0 2px 4px rgba(0,0,0,0.9), 0 0 2px rgba(0,0,0,0.5); /* Heavy contrast for bright scans */
            padding: 12px 14px;
            z-index: 5;
            line-height: 1.4;
            letter-spacing: 0.3px;
        }

        .zf-overlay-tl {
            top: 0;
            left: 0;
        }

        .zf-overlay-tr {
            top: 0;
            right: 0;
            text-align: right;
        }

        .zf-overlay-bl {
            bottom: 0;
            left: 0;
        }

        .zf-overlay-br {
            bottom: 0;
            right: 0;
            text-align: right;
        }

        .zf-overlay-name {
            color: #38bdf8;
            font-weight: 700;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 2px;
            display: block;
        }

        .zf-overlay-label {
            color: rgba(255, 255, 255, 0.6);
            font-size: 10px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .zf-overlay-series-desc {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
        }

        /* Toolbar Lateral Direita (Top Toolbar) */
        .zf-top-toolbar {
            min-height: 54px;
            height: auto;
            background: var(--bg-toolbar);
            -webkit-backdrop-filter: blur(20px);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-viewer);
            display: flex;
            align-items: center;
            padding: 8px 15px;
            gap: 12px;
            flex-wrap: wrap;
            z-index: 90;
        }

        .zf-toolbar-divider {
            width: 1px;
            height: 24px;
            background: var(--border-viewer);
            margin: 0 5px;
        }

        /* Sidebar Reorganized */
        .zf-sidebar-right {
            background: var(--bg-side);
            border-left: 1px solid var(--border-viewer);
            padding: 12px;
            display: flex;
            flex-direction: column;
            gap: 20px;
            overflow-y: auto;
            width: var(--zf-right-sidebar-width, 240px);
            min-width: 150px;
            max-width: 500px;
            flex-shrink: 0;
        }

        .zf-tool-group-title {
            font-size: 13px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1.2px;
            margin-bottom: 14px;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .zf-tool-group-title::after {
            content: '';
            flex: 1;
            height: 1px;
            background: var(--border-viewer);
            opacity: 0.5;
        }

        .zf-tool-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(65px, 1fr));
            gap: 8px;
        }

        .zf-tool-btn {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            background: transparent;
            border: 1px solid transparent;
            border-radius: 4px;
            color: var(--text-muted);
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            font-size: 10px;
            font-weight: 600;
            padding: 6px;
        }

        .zf-sidebar-right .zf-tool-btn {
            aspect-ratio: 1;
        }

        .zf-top-toolbar .zf-tool-btn {
            width: 48px;
            height: 48px;
            padding: 0;
            border-radius: 10px;
        }

        .zf-tool-btn i {
            font-size: 22px;
            opacity: 0.6;
            transition: all 0.2s;
        }

        .zf-tool-btn:hover {
            background: rgba(96, 165, 250, 0.1);
            color: var(--primary);
            border-color: rgba(96, 165, 250, 0.3);
            transform: scale(1.05);
            box-shadow: 0 0 20px rgba(96, 165, 250, 0.5);
        }
        
        .zf-tool-btn:hover i {
            opacity: 1;
        }
        
        .zf-tool-btn.active {
            background: rgba(96, 165, 250, 0.15);
            color: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 20px rgba(96, 165, 250, 0.4);
        }
        .zf-tool-btn.active i { opacity: 1; }

        /* Layout Grid Buttons Premium */
        .zf-layout-grid {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        /* Menu de Layout Dynamic Dropdown */
        .zf-layout-dropdown {
            position: relative;
            display: inline-block;
        }

        .zf-layout-dropdown-options {
            position: absolute;
            top: calc(100% + 5px);
            left: 50%;
            transform: translateX(-50%) translateY(10px);
            background: var(--bg-side);
            border: 1px solid var(--border-viewer);
            border-radius: 8px;
            padding: 10px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 6px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            z-index: 1050;
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            pointer-events: none;
        }

        .zf-layout-dropdown:hover .zf-layout-dropdown-options {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
            pointer-events: auto;
        }

        .zf-progress-fill {
            height: 100%;
            width: 0%;
            background: var(--primary);
            transition: width 0.3s ease;
        }

        .zf-layout-btn {
            width: 42px;
            height: 42px;
            background: var(--bg-viewer);
            border: 1px solid var(--border-viewer);
            border-radius: 10px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            transition: all 0.2s;
        }

        .zf-layout-btn:hover {
            background: var(--bg-side);
            color: var(--primary);
            border-color: var(--primary);
        }

        /* Responsividade Extra para a Toolbar */
        @media (max-width: 1200px) {
            .zf-top-toolbar {
                gap: 8px;
                padding: 6px 10px;
            }
            .zf-toolbar-divider {
                margin: 0 2px;
            }
        }

        @media (max-width: 900px) {
            .zf-top-toolbar .zf-tool-btn {
                width: 32px;
                height: 25px;
            }
            .zf-top-toolbar .zf-tool-btn i {
                font-size: 13px;
            }
            .zf-layout-btn {
                width: 22px;
                height: 22px;
            }
            .zf-layout-icon {
                width: 12px;
                height: 12px;
            }
        }

        .zf-layout-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .zf-layout-icon {
            display: grid;
            gap: 2px;
            width: 14px;
            height: 14px;
        }

        .zf-layout-icon div {
            border: 1px solid currentColor;
        }

        .layout-1x1-icon {
            grid-template-columns: 1fr;
        }

        .layout-2x2-icon {
            grid-template-columns: 1fr 1fr;
            grid-template-rows: 1fr 1fr;
        }

        .layout-3x3-icon {
            grid-template-columns: repeat(3, 1fr);
            grid-template-rows: repeat(3, 1fr);
        }

        .layout-4x4-icon {
            grid-template-columns: repeat(4, 1fr);
            grid-template-rows: repeat(4, 1fr);
        }

        .layout-3x1-icon {
            grid-template-columns: 1fr;
            grid-template-rows: repeat(3, 1fr);
        }

        .layout-1x3-icon {
            grid-template-columns: repeat(3, 1fr);
            grid-template-rows: 1fr;
        }

        .layout-2x1-icon {
            grid-template-columns: 1fr 1fr;
            grid-template-rows: 1fr;
        }

        .layout-1x2-icon {
            grid-template-columns: 1fr;
            grid-template-rows: 1fr 1fr;
        }

        .layout-3d-icon {
            grid-template-columns: 1.5fr 1fr;
            grid-template-rows: 1fr 1fr;
        }

        .layout-3d-icon div:first-child {
            grid-row: span 2;
        }

        .zf-metadata-panel {
            display: none;
            position: absolute;
            top: 50px;
            right: 240px;
            width: 300px;
            height: calc(100% - 50px);
            background: var(--bg-side);
            /* Substituta de #0a0a0a para integrar com o slate */
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
            border-left: 1px solid var(--border-viewer);
            z-index: 10;
            padding: 15px;
            overflow-y: auto;
            box-shadow: -5px 0 15px rgba(0, 0, 0, 0.3);
        }

        .zf-metadata-panel.active {
            display: block;
        }

        .zf-metadata-item {
            margin-bottom: 8px;
            font-size: 11px;
            font-family: monospace;
            border-bottom: 1px solid var(--border-viewer);
            padding-bottom: 4px;
        }

        .zf-metadata-tag {
            color: #888;
            margin-right: 5px;
        }

        .zf-metadata-val {
            color: #00ffcc;
        }

        .zf-progress-fill {
            width: 0%;
            height: 100%;
            background: var(--primary);
            transition: width 0.1s linear;
        }


        /* CINE Player Profissional */
        .zf-cine-player {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(15, 23, 42, 0.9);
            -webkit-backdrop-filter: blur(20px);
            backdrop-filter: blur(20px);
            border-left: 1px solid var(--border-viewer);
            border-radius: 50px;
            padding: 10px 25px;
            display: flex;
            align-items: center;
            gap: 20px;
            z-index: 2000;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            transition: all 0.3s ease;
        }

        .zf-cine-ctrl {
            color: #fff;
            cursor: pointer;
            font-size: 18px;
            transition: color 0.2s;
        }

        .zf-cine-ctrl:hover {
            color: var(--primary);
        }

        .zf-cine-slider-group {
            display: flex;
            flex-direction: column;
            gap: 2px;
            width: 150px;
        }

        .zf-cine-slider-label {
            font-size: 9px;
            color: var(--text-muted);
            text-transform: uppercase;
            font-weight: bold;
        }

        .zf-cine-slider {
            width: 100%;
            height: 4px;
            accent-color: var(--primary);
            cursor: pointer;
        }

        /* Modo Imagem Pura */
        .pure-image-mode .zf-overlay, 
        .pure-image-mode .zf-orient-label {
            visibility: hidden !important;
        }

        .pure-image-mode .zf-ref-line {
            display: none !important;
        }

        /* Painel de Medições Salvas */
        .zf-measures-panel {
            position: absolute;
            top: 0;
            right: 0;
            width: 220px;
            height: 100%;
            background: rgba(2, 6, 23, 0.92);
            border-left: 1px solid var(--border-viewer);
            z-index: 500;
            display: none;
            flex-direction: column;
            padding: 12px;
            gap: 8px;
            overflow-y: auto;
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
        }

        .zf-measures-panel.active {
            display: flex;
        }

        .zf-measures-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--border-viewer);
            padding-bottom: 8px;
            margin-bottom: 4px;
        }

        .zf-measures-header h4 {
            margin: 0;
            font-size: 0.75rem;
            color: var(--text-viewer);
        }

        .zf-measure-item {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 4px;
            padding: 6px 8px;
            font-size: 11px;
            color: var(--text-viewer);
        }

        .zf-measure-item i {
            color: var(--primary);
            font-size: 13px;
            width: 16px;
        }

        .zf-measure-item span {
            flex: 1;
        }

        .zf-measure-delete {
            cursor: pointer;
            color: var(--text-muted);
            font-size: 11px;
        }

        .zf-measure-delete:hover {
            color: #f87171;
        }

        /* Indicadores de Orientação Anatômica (Elite) */
        .zf-orient-label {
            position: absolute;
            z-index: 20;
            color: #d1d5db;
            font-size: 14px;
            font-weight: 700;
            text-shadow: 1px 1px 3px #000;
            pointer-events: none;
            font-family: 'Inter', sans-serif;
            visibility: hidden;
        }

        .zf-orient-top {
            top: 12px;
            left: 50%;
            transform: translateX(-50%);
        }

        .zf-orient-bottom {
            bottom: 12px;
            left: 50%;
            transform: translateX(-50%);
        }

        .zf-orient-left {
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
        }

        .zf-orient-right {
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
        }

        /* HUD Glass Effect */
        .zf-overlay-br {
            bottom: 12px !important;
            right: 12px !important;
            text-align: right;
        }


        /* Context Menu Styles */
        .zf-context-menu {
            position: fixed;
            z-index: 15000;
            background: var(--bg-toolbar);
            -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
            border: 1px solid var(--border-viewer);
            border-radius: 8px;
            padding: 5px;
            min-width: 180px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
            display: none;
            flex-direction: column;
            gap: 2px;
            animation: menuFadeIn 0.15s cubic-bezier(0.16, 1, 0.3, 1);
            transform-origin: top left;
        }

        .zf-context-header {
            font-size: 9px;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            padding: 4px 10px 3px 10px;
            border-bottom: 1px solid var(--border-viewer);
            margin-bottom: 3px;
            opacity: 0.9;
            pointer-events: none;
            -webkit-user-select: none;
            user-select: none;
        }

        .zf-context-item {
            padding: 4px 10px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-viewer);
            font-size: 12.5px;
            cursor: pointer;
            border-radius: 4px;
            transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .zf-context-item:hover {
            background: var(--primary);
            color: #fff;
        }

        .zf-context-item i {
            width: 14px;
            text-align: center;
            font-size: 11px;
            opacity: 0.8;
        }

        .zf-context-item.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(255, 255, 255, 0.05);
        }

        .zf-context-divider {
            height: 1px;
            background: var(--border-viewer);
            margin: 2px 0;
        }

        .zf-lang-selector {
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0 10px;
            background: rgba(255, 255, 255, 0.05);
            padding: 4px 8px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .zf-lang-btn {
            cursor: pointer;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0.5;
            transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            filter: grayscale(0.8);
            border: 2px solid transparent;
            box-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }

        .zf-lang-btn:hover {
            opacity: 0.9;
            filter: grayscale(0);
            transform: scale(1.2) translateY(-1px);
        }

        .zf-lang-btn.active {
            opacity: 1 !important;
            filter: grayscale(0) !important;
            border-color: var(--primary);
            box-shadow: 0 0 12px var(--primary);
            transform: scale(1.1);
        }

        .zf-lang-btn img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Notifications */

        .zf-notification {
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%) translateY(100px);
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.8));
            -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-bottom: 2px solid var(--primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            z-index: 20000;
            transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.4s ease;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255,255,255,0.1);
            opacity: 0;
            pointer-events: none;
        }

        .zf-notification.active {
            transform: translateX(-50%) translateY(0);
            opacity: 1;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Loading Overlays (Premium Glassmorphism - Translucent Elite) */
        .zf-loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(2, 6, 23, 0.7); /* Mais translúcido (Slate 950 com 0.7) */
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            display: none; /* Escondido por padrão, ativado via classe .active ou via JS */
            flex-direction: column;
            justify-content: center;
            align-items: center;
            z-index: 20000;
            opacity: 0;
            transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s ease;
            pointer-events: none;
        }
        
        .zf-loading-overlay.active {
            display: flex;
            opacity: 1;
            pointer-events: auto;
        }

        .zf-loading-overlay .spinner {
            width: 60px;
            height: 60px;
            border: 2px solid rgba(255,255,255,0.03);
            border-top: 2px solid var(--primary);
            border-radius: 50%;
            animation: spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
            margin-bottom: 30px;
            filter: drop-shadow(0 0 15px rgba(96, 165, 250, 0.5));
        }

        .zf-loading-text {
            color: #fff;
            font-family: 'Inter', sans-serif;
            font-size: 11px;
            font-weight: 800;
            letter-spacing: 3px;
            text-shadow: 0 0 20px rgba(0,0,0,0.5);
            margin-bottom: 20px;
            text-transform: uppercase;
            animation: pulseText 2s infinite;
        }
        
        @keyframes pulseText {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(0.98); }
        }

        .zf-progress-bar {
            width: 300px;
            height: 4px;
            background: rgba(255,255,255,0.05);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid rgba(255,255,255,0.05);
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        }

        .zf-progress-fill {
            width: 0%;
            height: 100%;
            background: linear-gradient(90deg, var(--primary), #818cf8, var(--primary));
            background-size: 200% 100%;
            animation: shimmer 2s infinite linear;
            box-shadow: 0 0 15px rgba(96, 165, 250, 0.6);
            transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        @keyframes shimmer {
            0% { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }

        .zf-magnifier {
            position: absolute;
            width: 150px;
            height: 150px;
            border-radius: 50%;
            border: 2px solid var(--primary);
            box-shadow: 0 0 20px rgba(0, 0, 0, 0.8), inset 0 0 10px rgba(255, 255, 255, 0.2);
            pointer-events: none;
            display: none;
            z-index: 1000;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        /* ========================================================== */
        /* 3D VR (VOLUME RENDERING) ISOLATED CONTAINER                */
        /* ========================================================== */
        #zf-vr-container {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background-color: var(--bg-viewer, #000);
            z-index: 9999;
            display: flex;
            flex-direction: column;
            transition: opacity 0.3s ease;
        }

        #zf-vr-topbar {
            height: 50px;
            background: var(--bg-toolbar, #111);
            border-bottom: 1px solid var(--border-viewer, #333);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
        }

        #zf-vr-title {
            color: var(--primary, #60a5fa);
            font-weight: bold;
            font-size: 14px;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        #zf-vr-presets {
            display: flex;
            gap: 8px;
        }

        .zf-vr-preset-btn {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            color: #ddd;
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
        }

        .zf-vr-preset-btn:hover {
            background: rgba(255,255,255,0.15);
            color: #fff;
        }

        .zf-vr-preset-btn.active {
            background: var(--primary, #2563eb);
            color: #fff;
            border-color: var(--primary, #2563eb);
        }

        #zf-vr-close {
            background: rgba(239, 68, 68, 0.15);
            border: 1px solid rgba(239, 68, 68, 0.3);
            color: #fca5a5;
            padding: 6px 15px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.2s;
        }
        
        #zf-vr-close:hover {
            background: #ef4444;
            color: #fff;
        }

        #zf-vr-canvas {
            flex: 1;
            width: 100%;
            height: 100%;
            background: #000;
            position: relative;
            overflow: hidden;
        }

        #zf-vr-loading {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 15px;
            color: #60a5fa;
            font-weight: bold;
            font-size: 14px;
            letter-spacing: 2px;
            z-index: 10;
        }

        /* ==========================================
           EXPORT MODAL & PROGRESS BAR (PREMIUM)
           ========================================== */
        .zf-modal-overlay {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0, 0, 0, 0.85);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10000;
            animation: fadeIn 0.3s ease;
        }

        .zf-modal-content {
            background: var(--bg-side);
            border: 1px solid var(--border-viewer);
            border-radius: 16px;
            width: 450px;
            padding: 24px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            animation: slideUp 0.3s ease;
        }

        .zf-modal-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--primary);
        }

        .zf-modal-body {
            font-size: 14px;
            color: var(--text-viewer);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .zf-export-option {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-viewer);
            padding: 12px;
            border-radius: 12px;
            margin-bottom: 10px;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .zf-export-option:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
        }

        .zf-export-option.active {
            background: rgba(96, 165, 250, 0.15);
            border-color: var(--primary);
        }

        .zf-export-option i {
            font-size: 20px;
            color: var(--primary);
        }

        .zf-modal-footer {
            display: flex;
            justify-content: flex-end;
            gap: 12px;
        }

        .zf-btn-modal {
            padding: 10px 20px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
            border: 1px solid transparent;
        }

        .zf-btn-cancel {
            background: transparent;
            color: var(--text-muted);
            border-color: var(--border-viewer);
        }

        .zf-btn-confirm {
            background: var(--primary);
            color: white;
            border: none;
        }

        .zf-btn-confirm:hover {
            background: var(--primary-dark);
            box-shadow: 0 0 15px rgba(96, 165, 250, 0.4);
        }

        /* Progress Bar (Global) */
        .zf-export-progress-container {
            margin-top: 20px;
            display: none;
        }

        .zf-export-progress-bg {
            height: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .zf-export-progress-fill {
            height: 100%;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        #zf-vr-presets {
            display: flex;
            gap: 8px;
        }

        .zf-vr-preset-btn {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.1);
            color: #ccc;
            padding: 4px 10px;
            border-radius: 15px;
            font-size: 9px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            cursor: pointer;
            transition: all 0.2s;
        }

        .zf-vr-preset-btn:hover {
            background: rgba(255,255,255,0.15);
            color: #fff;
        }

        .zf-vr-preset-btn.active {
            background: var(--primary, #2563eb);
            color: #fff;
            border-color: var(--primary, #2563eb);
        }

        #zf-vr-close {
            background: rgba(239, 68, 68, 0.1);
            border: 1px solid rgba(239, 68, 68, 0.2);
            color: #fca5a5;
            padding: 4px 12px;
            border-radius: 15px;
            font-size: 10px;
            font-weight: 800;
            text-transform: uppercase;
            cursor: pointer;
            transition: all 0.2s;
        }
        
        #zf-vr-close:hover {
            background: #ef4444;
            color: #fff;
        }

        #zf-vr-canvas {
            flex: 1;
            width: 100%;
            height: 100%;
            background: #000;
            position: relative;
            overflow: hidden;
        }

        #zf-vr-canvas.scalpel-active {
            cursor: crosshair !important;
        }

        #zf-vr-scalpel-canvas {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 100;
        }

        .zf-vr-tool-group {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .zf-vr-tool-btn {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #ccc;
            padding: 6px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .zf-vr-tool-btn:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border-color: var(--primary);
        }

        .zf-vr-tool-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 0 10px rgba(96, 165, 250, 0.4);
        }

        .zf-vr-separator {
            width: 1px;
            height: 18px;
            background: rgba(255, 255, 255, 0.1);
            margin: 0 5px;
        }

        #zf-vr-loading {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 15px;
            color: #60a5fa;
            font-weight: bold;
            font-size: 14px;
            letter-spacing: 2px;
            z-index: 10;
        }


        /* VR Flash Effect */
        .zf-vr-flash {
            animation: zf-vr-flash-anim 0.5s ease-out;
            pointer-events: none;
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background: #fff;
            z-index: 9999;
            opacity: 0;
        }

        @keyframes zf-vr-flash-anim {
            0% { opacity: 0.8; }
            100% { opacity: 0; }
        }

        /* Cursor para Medição 3D */
        .measure-active {
            cursor: crosshair !important;
        }

        .zf-modal-overlay {
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0, 0, 0, 0.85);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10000;
            animation: fadeIn 0.3s ease;
        }

        .zf-modal-content {
            background: var(--bg-side);
            border: 1px solid var(--border-viewer);
            border-radius: 16px;
            width: 450px;
            padding: 24px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            animation: slideUp 0.3s ease;
        }

        .zf-modal-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--primary);
        }

        .zf-modal-body {
            font-size: 14px;
            color: var(--text-viewer);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .zf-export-option {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-viewer);
            padding: 12px;
            border-radius: 12px;
            margin-bottom: 10px;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .zf-export-option:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
        }

        .zf-export-option.active {
            background: rgba(96, 165, 250, 0.15);
            border-color: var(--primary);
        }

        .zf-export-option i {
            font-size: 20px;
            color: var(--primary);
        }

        .zf-modal-footer {
            display: flex;
            justify-content: flex-end;
            gap: 12px;
        }

        .zf-btn-modal {
            padding: 10px 20px;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
            border: 1px solid transparent;
        }

        .zf-btn-cancel {
            background: transparent;
            color: var(--text-muted);
            border-color: var(--border-viewer);
        }

        .zf-btn-confirm {
            background: var(--primary);
            color: white;
            border: none;
        }

        .zf-btn-confirm:hover {
            background: var(--primary-dark);
            box-shadow: 0 0 15px rgba(96, 165, 250, 0.4);
        }

        /* Progress Bar (Global) */
        .zf-export-progress-container {
            margin-top: 20px;
            display: none;
        }

        .zf-export-progress-bg {
            height: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .zf-export-progress-fill {
            height: 100%;
            width: 0%;
            background: linear-gradient(90deg, var(--primary), #818cf8);
            transition: width 0.1s linear;
        }

        .zf-export-progress-text {
            font-size: 11px;
            color: var(--text-muted);
            text-align: center;
        }

        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
        @keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
        /* ==========================================
           3D VR ADVANCED TOOLS
           ========================================== */
        .zf-vr-tool-group {
            display: flex;
            align-items: center;
            gap: 5px;
            background: rgba(15, 23, 42, 0.7);
            padding: 4px 10px;
            border-radius: 8px;
            border: 1px solid var(--border-viewer);
        }

        .zf-vr-tool-btn {
            background: transparent;
            color: var(--text-muted);
            border: 1px solid transparent;
            border-radius: 4px;
            padding: 6px 12px;
            font-size: 13px;
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .zf-vr-tool-btn:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        .zf-vr-tool-btn.active {
            color: var(--primary);
            background: rgba(96, 165, 250, 0.15);
            border-color: rgba(96, 165, 250, 0.3);
        }

        .zf-vr-separator {
            width: 1px;
            height: 20px;
            background: var(--border-viewer);
            margin: 0 4px;
        }

        /* ==========================================
           AUDIO REPORT MODAL (LAUDO GRAVADO)
           ========================================== */
        .zf-audio-backdrop {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            z-index: 9999;
            opacity: 0;
            pointer-events: none;
        }

        .zf-audio-backdrop.active {
            opacity: 1;
        }

        .zf-audio-modal {
            position: fixed;
            width: 320px;
            background: color-mix(in srgb, var(--bg-toolbar, rgba(15, 23, 42, 1)) 55%, transparent); /* Maior transparência com mix */
            backdrop-filter: blur(16px);
            border: 1px solid var(--border-viewer, rgba(255, 255, 255, 0.1));
            border-radius: 16px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.6);
            display: none;
            flex-direction: column;
            z-index: 10000;
            overflow: hidden;
            color: var(--text-viewer, #fff);
            animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .zf-audio-header {
            background: rgba(0, 0, 0, 0.15);
            padding: 12px 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--glass-border, rgba(255, 255, 255, 0.05));
            cursor: move;
            font-size: 13px;
            font-weight: 700;
            color: var(--primary, #60a5fa);
        }

        .zf-audio-close {
            background: none;
            border: none;
            color: var(--text-muted, #888);
            cursor: pointer;
            font-size: 14px;
            transition: color 0.2s;
        }

        .zf-audio-close:hover {
            color: var(--danger, #ef4444);
        }

        .zf-audio-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 15px;
        }

        .zf-audio-visualizer {
            width: 100%;
            height: 40px;
            border-radius: 8px;
            background: rgba(0, 0, 0, 0.1);
        }

        .zf-audio-time {
            font-family: 'Consolas', monospace;
            font-size: 28px;
            font-weight: bold;
            color: var(--text-viewer, #e2e8f0);
            letter-spacing: 2px;
        }

        .zf-audio-controls {
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .zf-audio-btn {
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            font-size: 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            transition: all 0.2s;
        }

        .zf-audio-btn.primary {
            background: var(--danger, #ef4444);
            width: 60px;
            height: 60px;
            font-size: 24px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
        }

        .zf-audio-btn.primary:hover {
            transform: scale(1.05);
            filter: brightness(1.2);
        }

        .zf-audio-btn.primary.pulsing {
            animation: pulse-record 1.5s infinite;
        }

        @keyframes pulse-record {
            0% { box-shadow: 0 0 0 0 var(--danger, rgba(239, 68, 68, 0.7)); }
            70% { box-shadow: 0 0 0 15px rgba(239, 68, 68, 0); }
            100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
        }

        .zf-audio-btn.secondary {
            background: var(--primary, #3b82f6);
        }

        .zf-audio-btn.danger {
            background: var(--text-muted, #475569);
            border-radius: 12px;
        }

        .zf-audio-player {
            width: 100%;
            height: 35px;
            border-radius: 8px;
            outline: none;
        }

        .zf-audio-filename {
            width: 100%;
            background: rgba(0,0,0,0.2);
            border: 1px solid var(--border-viewer, #333);
            color: var(--text-viewer, #fff);
            padding: 8px 12px;
            border-radius: 4px;
            font-size: 12px;
            box-sizing: border-box;
            outline: none;
            transition: border-color 0.2s;
        }

        .zf-audio-filename:focus {
            border-color: var(--primary, #60a5fa);
        }

        .zf-audio-actions {
            display: flex;
            flex-direction: column;
            width: 100%;
            gap: 8px;
            margin-top: 5px;
        }

        .zf-audio-action-btn {
            background: rgba(0, 0, 0, 0.15);
            border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.1));
            color: var(--text-viewer, #cbd5e1);
            padding: 10px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 12px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: all 0.2s;
        }

        .zf-audio-action-btn:hover {
            background: rgba(0, 0, 0, 0.3);
            color: #fff;
        }

        .zf-audio-action-btn.action-whatsapp:hover {
            border-color: #22c55e;
            color: #22c55e;
        }

        .zf-audio-action-btn.action-email:hover {
            border-color: var(--primary, #3b82f6);
            color: var(--primary, #3b82f6);
        }

        .zf-audio-action-btn.action-danger {
            color: var(--danger, #ef4444);
            justify-content: center;
        }
        
        .zf-audio-action-btn.action-danger:hover {
            background: rgba(239, 68, 68, 0.1);
            border-color: var(--danger, #ef4444);
        }

        .zf-audio-help-panel {
            padding: 20px;
            background: rgba(0,0,0,0.2);
            border-top: 1px solid var(--border-viewer, rgba(255, 255, 255, 0.1));
            animation: slideUp 0.3s ease;
        }

        /* ========== PRINT STYLES (Professional Report & Image) ========== */
        @media print {
            /* Hide all UI elements */
            .zf-sidebar, .zf-thumbnails, .zf-top-toolbar, .zf-footer, .zf-metadata-panel, 
            .zf-measures-panel, .zf-cine-player, .back-button, .premium-fab, 
            .zf-resizer, .zf-tool-grid, .zf-left-sidebar, .zf-right-sidebar,
            .header, .footer-tools, #context-menu, .overlay, .btn, .btn-help,
            button, .ql-toolbar, .zf-notification, #zfCaptureModal .zf-cap-btn,
            #zfCaptureModal .fa-camera, #zfCaptureModal div[style*="text-transform: uppercase"] {
                display: none !important;
            }

            /* Reset body and containers for printing */
            body {
                background: #fff !important;
                color: #000 !important;
                padding: 0 !important;
                margin: 0 !important;
                overflow: visible !important;
                height: auto !important;
            }

            body::before, body::after {
                display: none !important;
            }

            .editor-wrapper, #editor-container, .ql-editor {
                padding: 0 !important;
                margin: 0 !important;
                border: none !important;
                overflow: visible !important;
                background: transparent !important;
                color: #000 !important;
            }

            /* Ensure captured images in modals are printed correctly */
            #zfCaptureImg, #zfCaptureCanvas {
                max-width: 100% !important;
                height: auto !important;
                display: block !important;
                margin: 0 auto !important;
                border: none !important;
                box-shadow: none !important;
            }

            #zfCaptureModal {
                background: #fff !important;
                backdrop-filter: none !important;
                padding: 0 !important;
                justify-content: flex-start !important;
            }

            #zfCaptureModal div {
                max-width: 100% !important;
                gap: 0 !important;
            }

            /* Force background colors and images for logos if needed */
            * {
                -webkit-print-color-adjust: exact !important;
                print-color-adjust: exact !important;
            }
        }

/* --- ESTILOS DO BLOQUEIO DA ESTAÇÃO --- */
.zf-btn-lock {
    background: transparent !important;
    border: 1px solid transparent !important;
    color: var(--text-muted) !important;
    width: 30px !important;
    height: 30px !important;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center !important;
    padding: 0;
}

.zf-btn-lock:hover {
    background: rgba(245, 158, 11, 0.2) !important;
    border-color: #f59e0b !important;
    color: #f59e0b !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4) !important;
}

/* =============================================
   MPR OBLÍQUO — Linhas de Referência Arrastáveis
   ============================================= */

.oblique-ref-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 15;
    pointer-events: none;
}

.oblique-ref-overlay line {
    pointer-events: stroke;
    cursor: grab;
    stroke-width: 2;
    filter: drop-shadow(0 0 3px rgba(0,0,0,0.9));
    transition: stroke-width 0.15s ease;
}

.oblique-ref-overlay line:hover {
    stroke-width: 3.5;
    filter: drop-shadow(0 0 6px rgba(255,255,255,0.3));
}

.oblique-ref-overlay circle {
    pointer-events: all;
    cursor: crosshair;
    transition: r 0.15s ease, fill-opacity 0.15s ease;
}

.oblique-ref-overlay circle:hover {
    r: 8;
    fill-opacity: 1;
}

/* Indicador visual do modo oblíquo ativo no botão */
.zf-tool-btn[data-tool="oblique-mpr"].active {
    background: rgba(245, 158, 11, 0.25) !important;
    border-color: #f59e0b !important;
    color: #f59e0b !important;
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.4),
                inset 0 0 8px rgba(245, 158, 11, 0.1) !important;
    animation: oblique-pulse 2s ease-in-out infinite;
}

@keyframes oblique-pulse {
    0%, 100% { box-shadow: 0 0 12px rgba(245, 158, 11, 0.4); }
    50%      { box-shadow: 0 0 20px rgba(245, 158, 11, 0.7); }
}