/* ==========================================================================
   AFA Studio & IMAIOS e-Anatomy | Dual-Theme & 3D WebGL Workstation CSS (v4 Fixed)
   ========================================================================== */
:root {
    --bg-viewport: #000000;
    --bg-body: #020617;
    --bg-dark: #020617;
    --surface-primary: #0f172a;
    --surface-card: rgba(15, 23, 42, 0.88);
    --card-bg: rgba(15, 23, 42, 0.84);
    --surface-elevated: #1e293b;
    --border-color: rgba(255, 255, 255, 0.12);
    --border-hover: rgba(255, 255, 255, 0.32);
    --accent-blue: #3DA8FE;
    --accent: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.35);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Exo 2', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --color-frontal: #65c434;
    --color-basal: #d4b12a;
    --color-diencephalon: #d96b27;
    --color-insula: #849c24;
    --color-temporal: #2eb886;
    --color-parietal: #209d94;
    --color-occipital: #4ba639;
    --color-ventricles: #38bdf8;
    --color-aca: #ef4444;
    --color-mca: #f59e0b;
    --color-pca: #3b82f6;
    --color-bones: #cbd5e1;

    --header-h: 60px;
}

[data-theme="light"] {
    --bg-viewport: #000000;
    --bg-body: #f8fafc;
    --surface-primary: #ffffff;
    --surface-card: rgba(255, 255, 255, 0.94);
    --surface-elevated: #f1f5f9;
    --border-color: rgba(0, 0, 0, 0.14);
    --border-hover: rgba(0, 0, 0, 0.28);
    --accent-blue: #0284c7;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body,
html {
    width: 100%;
    min-height: 100%;
    background-color: var(--bg-body);
    font-family: var(--font-main);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body.mode-studio {
    overflow: hidden;
    height: 100vh;
}

body.mode-atlas,
body.mode-split {
    overflow-x: hidden;
    overflow-y: auto;
}

/* Sticky Top Workstation Navigation */
.workstation-nav {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    background: var(--surface-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.25rem;
    z-index: 1000;
    gap: 1rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
    flex-shrink: 0;
}

.brand-icon-wrap {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: linear-gradient(135deg, #3DA8FE, #0284c7);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 14px var(--accent-glow);
    color: #ffffff;
    font-weight: 900;
    font-family: var(--font-heading);
    font-size: 1.05rem;
}

.brand-text-block {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.96rem;
    color: var(--text-primary);
    line-height: 1.1;
}

.brand-sub {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--accent-blue);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.mode-switcher {
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.25);
    padding: 0.2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    gap: 0.25rem;
}

.mode-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-size: 0.74rem;
    font-weight: 600;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    white-space: nowrap;
}

.mode-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.mode-btn.active {
    background: var(--accent-blue);
    color: #ffffff;
    box-shadow: 0 0 12px var(--accent-glow);
    font-weight: 700;
}

/* Search Combobox */
.search-combobox-wrap {
    position: relative;
    flex: 1;
    max-width: 420px;
}

.search-combobox-input {
    width: 100%;
    height: 36px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0 2.2rem;
    font-family: var(--font-main);
    font-size: 0.76rem;
    color: var(--text-primary);
    outline: none;
}

.search-combobox-input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 12px var(--accent-glow);
    background: var(--surface-primary);
}

.search-icon-left {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    font-size: 0.85rem;
}

.search-clear-btn {
    position: absolute;
    right: 0.65rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.8rem;
    display: none;
}

.search-dropdown-results {
    position: absolute;
    top: 42px;
    left: 0;
    right: 0;
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
    max-height: 360px;
    overflow-y: auto;
    z-index: 2000;
    display: none;
}

.search-dropdown-results.open {
    display: block;
}

.search-result-item {
    padding: 0.55rem 0.85rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.search-result-item:hover {
    background: rgba(61, 168, 254, 0.12);
}

.search-result-name {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-primary);
}

.search-result-badge {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    padding: 0.12rem 0.4rem;
    border-radius: 4px;
    background: rgba(61, 168, 254, 0.15);
    color: var(--accent-blue);
}

.nav-right-tools {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lang-select {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.35rem 0.55rem;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
}

.theme-toggle-btn,
.mobile-menu-toggle {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 34px;
    height: 34px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

/* Offcanvas Drawer */
.offcanvas-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 2999;
    display: none;
}

.offcanvas-backdrop.open {
    display: block;
}

.offcanvas-container {
    position: fixed;
    top: 0;
    bottom: 0;
    right: 0;
    width: 320px;
    max-width: 85vw;
    background: var(--surface-primary);
    border-left: 1px solid var(--border-color);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.7);
    z-index: 3000;
    transform: translateX(100%);
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    overflow-y: auto;
}

.offcanvas-container.open {
    transform: translateX(0);
}

.offcanvas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1rem;
}

.offcanvas-title {
    font-weight: 800;
    font-size: 1.05rem;
}

.offcanvas-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
}

.accordion-item {
    border-bottom: 1px solid var(--border-color);
    padding: 0.7rem 0;
}

.accordion-header {
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
}

.accordion-body {
    padding-top: 0.5rem;
    font-size: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.offcanvas-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.25rem 0;
}

.offcanvas-link:hover {
    color: var(--accent-blue);
}

/* ==========================================================================
   WORKSTATION MODES & VIEWPORT CONTAINERS
   ========================================================================== */
.workstation-workspace {
    position: relative;
    width: 100%;
}

/* Mode 1: Atlas 2D */
body.mode-atlas #webgl-container,
body.mode-atlas #studio-hud-controls {
    display: none !important;
}

body.mode-atlas #viewer-container {
    display: block !important;
    width: 100%;
    height: 80vh;
}

body.mode-atlas #productAnatomy {
    display: block !important;
}

/* Mode 2: 3D IRM & HL7 Studio */
body.mode-studio #viewer-container,
body.mode-studio #productAnatomy {
    display: none !important;
}

body.mode-studio #webgl-container {
    display: block !important;
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 100vw;
    height: calc(100vh - var(--header-h));
    z-index: 1;
    background: radial-gradient(circle at 42% 48%, #0f172a 0%, #020617 75%);
}

body.mode-studio #studio-hud-controls {
    display: block !important;
}

/* Mode 3: Split Dual Workstation */
body.mode-split .workstation-workspace {
    display: flex !important;
    flex-direction: row !important;
    width: 100% !important;
    height: 78vh !important;
}

body.mode-split #viewer-container {
    display: block !important;
    width: 50% !important;
    height: 78vh !important;
    border-right: 2px solid var(--accent-blue);
}

body.mode-split #webgl-container {
    display: block !important;
    position: relative !important;
    top: 0 !important;
    left: 0 !important;
    width: 50% !important;
    height: 78vh !important;
    z-index: 1;
    background: radial-gradient(circle at 42% 48%, #0f172a 0%, #020617 75%);
}

body.mode-split #studio-hud-controls {
    display: block !important;
}

body.mode-split #productAnatomy {
    display: block !important;
}

/* Critical fix: allow mouse wheel & drag events to pass through #studio-hud-controls to #webgl-container */
#studio-hud-controls {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 100;
}

#studio-hud-controls .hud-header,
#studio-hud-controls .hud-telemetry,
#studio-hud-controls .hud-footer,
#studio-hud-controls .hud-coords-badge,
#studio-hud-controls .modal-overlay.open {
    pointer-events: auto;
}

#webgl-container canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
    outline: none;
    cursor: grab;
}

#webgl-container canvas:active {
    cursor: grabbing;
}

/* ==========================================================================
   2D RADIOLOGICAL VIEWER (#viewer-container)
   ========================================================================== */
#viewer-container {
    position: relative;
    width: 100%;
    height: 80vh;
    min-height: 560px;
    background-color: var(--bg-viewport);
    overflow: hidden;
    border-bottom: 1px solid var(--border-color);
}

.imaios-loader-cube {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    z-index: 50;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.imaios-loader-cube #box {
    position: absolute;
    width: 100%;
    height: 100%;
    background: #3DA8FE;
    border-radius: 8px;
    animation: cubeJump 1.2s infinite ease-in-out;
}

.imaios-loader-cube #shadow {
    position: absolute;
    bottom: -15px;
    left: 5%;
    width: 90%;
    height: 8px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 50%;
}

@keyframes cubeJump {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-25px) rotate(90deg);
    }
}

#viewer-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease;
    z-index: 20;
    background: #000000;
}

#viewer-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0.85;
}

.placeholder-title-overlay {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    right: 2rem;
    text-align: center;
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    pointer-events: none;
}

#app {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: flex;
    flex-direction: column;
    opacity: 0;
    transition: opacity 0.4s ease;
}

#app.app-ready {
    opacity: 1;
}

.series-bar-wrap {
    position: absolute;
    top: 0.75rem;
    left: 1rem;
    right: 1rem;
    display: flex;
    justify-content: space-between;
    z-index: 100;
    pointer-events: none;
}

.series-pills {
    display: flex;
    gap: 0.35rem;
    overflow-x: auto;
    max-width: 78vw;
    pointer-events: auto;
    padding: 0.3rem 0.5rem;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 30px;
}

.series-pill-btn {
    background: transparent;
    border: 1px solid transparent;
    color: #cbd5e1;
    padding: 0.3rem 0.65rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.series-pill-btn.active {
    background: var(--accent-blue);
    color: #ffffff;
    font-weight: 700;
}

.series-badge-num {
    display: inline-block;
    width: 16px;
    height: 16px;
    line-height: 16px;
    text-align: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    font-size: 0.62rem;
    font-family: var(--font-mono);
}

.layer-filters-bar {
    position: absolute;
    bottom: 0.75rem;
    left: 1rem;
    display: flex;
    gap: 0.35rem;
    z-index: 100;
    padding: 0.3rem 0.5rem;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 30px;
}

.layer-chip-btn {
    background: transparent;
    border: 1px solid transparent;
    color: #94a3b8;
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
    font-size: 0.68rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.layer-chip-btn .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
}

.layer-chip-btn.active {
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
}

.radiology-tools-dock {
    position: absolute;
    top: 4.2rem;
    right: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    z-index: 100;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.4rem;
}

.tool-btn {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: #cbd5e1;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.85rem;
}

.tool-btn:hover,
.tool-btn.active {
    background: var(--accent-blue);
    color: #ffffff;
    border-color: var(--accent-blue);
}

.radiology-viewport-surface {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
}

.viewer-stage {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform-origin: center center;
}

.viewer-base-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    user-select: none;
}

.viewer-svg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.viewer-svg-overlay polygon {
    pointer-events: auto;
    cursor: pointer;
    opacity: 0.38;
    stroke-width: 1.5;
    transition: opacity 0.2s ease, stroke-width 0.2s ease;
}

.viewer-svg-overlay polygon:hover,
.viewer-svg-overlay polygon.highlighted {
    opacity: 0.68;
    stroke-width: 3;
}

.leader-line {
    fill: none;
    stroke-width: 1.25;
    stroke-dasharray: 4 2;
}

.leader-label-text {
    font-family: var(--font-main);
    font-size: 11px;
    font-weight: 700;
    fill: #ffffff;
    text-shadow: 0 1px 4px #000000;
    cursor: pointer;
    pointer-events: auto;
}

.structure-definition-popover {
    position: absolute;
    width: 320px;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(16px);
    border: 1px solid var(--accent-blue);
    border-radius: 12px;
    padding: 1rem;
    z-index: 1000;
    display: none;
    flex-direction: column;
    gap: 0.6rem;
    font-size: 0.74rem;
}

.popover-header {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.popover-title-row h4 {
    font-size: 0.88rem;
    font-weight: 800;
    color: #ffffff;
}

.popover-latin {
    font-style: italic;
    font-size: 0.68rem;
    color: var(--accent-blue);
}

.popover-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1rem;
}

.popover-details-grid {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.detail-lbl {
    font-size: 0.62rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 700;
}

.detail-val {
    color: #e2e8f0;
    line-height: 1.35;
}

.popover-footer-actions {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid var(--border-color);
    padding-top: 0.5rem;
}

.popover-action-btn {
    background: rgba(61, 168, 254, 0.15);
    border: 1px solid rgba(61, 168, 254, 0.4);
    color: var(--accent-blue);
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.68rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
}

/* ==========================================================================
   3D STUDIO FLOATING BARS & TELEMETRY WINDOWS
   ========================================================================== */
.hud-header,
.hud-telemetry,
.hud-footer,
.buoy-card {
    position: fixed;
    z-index: 200;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.65);
}

.hud-header {
    top: 68px;
    left: 1.25rem;
    right: 1.25rem;
    padding: 0.65rem 1.15rem;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
}

.header-left {
    cursor: grab;
    user-select: none;
}

.header-left:active {
    cursor: grabbing;
}

.brand-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.1rem;
}

.brand-badge {
    font-size: 0.66rem;
    text-transform: uppercase;
    font-family: var(--font-mono);
    color: var(--accent);
    letter-spacing: 0.1em;
    font-weight: 700;
}

.hud-live-tag {
    font-size: 0.62rem;
    font-family: var(--font-mono);
    color: #10B981;
    background: rgba(16, 185, 129, 0.14);
    border: 1px solid rgba(16, 185, 129, 0.35);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.hud-live-tag .pulse-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 8px #10b981;
    animation: livePulse 1.4s infinite;
}

@keyframes livePulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.45;
        transform: scale(1.35);
    }
}

.hud-header h1 {
    font-size: 1.02rem;
    font-weight: 800;
    color: var(--text-primary);
}

.hud-header p {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.header-right {
    display: flex;
    gap: 0.38rem;
    align-items: center;
    flex-wrap: wrap;
}

.hud-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.38rem 0.68rem;
    border-radius: 6px;
    font-size: 0.71rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.hud-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
}

.hud-btn.active {
    background: var(--accent);
    color: #020617;
    border-color: var(--accent);
    font-weight: 700;
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.35);
}

.hud-btn.active-bold {
    background: linear-gradient(135deg, #ea580c, #e11d48) !important;
    color: #ffffff !important;
    border-color: #f43f5e !important;
    box-shadow: 0 0 16px rgba(244, 63, 94, 0.55);
}

.hud-btn.active-dti {
    background: linear-gradient(135deg, #0284c7, #6366f1) !important;
    color: #ffffff !important;
    border-color: #818cf8 !important;
    box-shadow: 0 0 16px rgba(99, 102, 241, 0.55);
}

.hud-btn.active-ictal {
    background: linear-gradient(135deg, #dc2626, #9333ea) !important;
    color: #ffffff !important;
    border-color: #f43f5e !important;
    box-shadow: 0 0 20px rgba(244, 63, 94, 0.8);
}

.hud-select {
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.36rem 0.6rem;
    border-radius: 6px;
    font-size: 0.71rem;
    font-weight: 600;
    cursor: pointer;
}

/* Right Floating Telemetry Window */
.hud-telemetry {
    pointer-events: auto !important;
    position: fixed !important;
    top: 262px;
    right: 1.25rem;
    width: 385px;
    padding: 0.75rem 1rem 0.95rem 1rem;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    max-height: calc(100vh - 265px);
}

.telemetry-drag-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: grab;
    padding: 0.1rem 0 0.45rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    user-select: none;
}

.telemetry-drag-header:active,
.is-dragging .telemetry-drag-header {
    cursor: grabbing !important;
}

.is-dragging {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85), 0 0 24px rgba(56, 189, 248, 0.45) !important;
    border-color: rgba(56, 189, 248, 0.55) !important;
    transition: none !important;
    z-index: 1000 !important;
}

.drag-grip-title {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex: 1;
    overflow: hidden;
}

.drag-handle-dots {
    color: var(--accent);
    opacity: 0.85;
    font-size: 1.05rem;
    line-height: 1;
}

.panel-window-controls {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.window-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: var(--text-secondary);
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
}

.window-btn:hover {
    background: rgba(56, 189, 248, 0.2);
    border-color: var(--accent);
    color: #ffffff;
}

.telemetry-body {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    overflow-y: auto;
    padding-right: 0.2rem;
}

.hud-telemetry.is-collapsed {
    max-height: 44px !important;
    overflow: hidden !important;
    padding-bottom: 0.45rem;
    width: 330px;
}

.hud-telemetry.is-collapsed .telemetry-body {
    display: none !important;
}

.collapsed-summary {
    display: none;
    font-size: 0.66rem;
    font-family: var(--font-mono);
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.15);
    border: 1px solid rgba(56, 189, 248, 0.35);
    padding: 0.08rem 0.38rem;
    border-radius: 4px;
    font-weight: 700;
}

.hud-telemetry.is-collapsed .collapsed-summary {
    display: inline-block;
}

.window-drag-coords {
    display: none;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.08rem 0.35rem;
    border-radius: 4px;
    background: rgba(56, 189, 248, 0.18);
    border: 1px solid rgba(56, 189, 248, 0.45);
    color: #38bdf8;
}

.is-dragging .window-drag-coords,
.has-moved .window-drag-coords {
    display: inline-block;
}

.hud-label {
    font-size: 0.64rem;
    text-transform: uppercase;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    letter-spacing: 0.08em;
    font-weight: 700;
}

.patient-banner {
    background: rgba(2, 6, 23, 0.65);
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-left: 3px solid var(--accent);
    border-radius: 8px;
    padding: 0.45rem 0.65rem;
    display: flex;
    flex-direction: column;
    gap: 0.18rem;
}

.patient-top-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.patient-id {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 800;
    color: #ffffff;
}

.phase-tag {
    font-size: 0.62rem;
    font-family: var(--font-mono);
    font-weight: 700;
    padding: 0.12rem 0.4rem;
    border-radius: 4px;
}

.phase-tag.alert-hot {
    background: rgba(244, 63, 94, 0.22);
    color: #fda4af;
    border: 1px solid rgba(244, 63, 94, 0.5);
}

.phase-tag.alert-cold {
    background: rgba(56, 189, 248, 0.2);
    color: #7dd3fc;
    border: 1px solid rgba(56, 189, 248, 0.4);
}

.phase-tag.alert-emerald {
    background: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.4);
}

.patient-sub {
    font-family: var(--font-mono);
    font-size: 0.63rem;
    color: var(--text-secondary);
}

.telemetry-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.45rem;
}

.telemetry-card {
    background: rgba(2, 6, 23, 0.55);
    border: 1px solid var(--border-color);
    padding: 0.45rem 0.6rem;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 0.12rem;
}

.card-label {
    font-size: 0.62rem;
    color: var(--text-secondary);
    font-weight: 600;
    display: flex;
    justify-content: space-between;
}

.card-loinc {
    font-family: var(--font-mono);
    font-size: 0.56rem;
    color: #64748b;
}

.card-val {
    font-size: 0.94rem;
    font-family: var(--font-mono);
    font-weight: 800;
    color: var(--text-primary);
}

.card-val.hot {
    color: #f43f5e;
}

.card-val.warning {
    color: #fbbf24;
}

.card-val.ocean {
    color: #38bdf8;
}

.card-val.emerald {
    color: #10b981;
}

.card-val.purple {
    color: #c084fc;
}

.impact-digest-container {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.impact-digest-list {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    max-height: 140px;
    overflow-y: auto;
}

.impact-digest-item {
    background: rgba(2, 6, 23, 0.48);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.38rem 0.55rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.68rem;
    cursor: pointer;
}

.impact-digest-item:hover {
    border-color: var(--accent);
    background: rgba(56, 189, 248, 0.1);
}

.impact-digest-item.active-roi {
    border-color: #f43f5e;
    background: rgba(244, 63, 94, 0.14);
}

.digest-left {
    display: flex;
    flex-direction: column;
    gap: 0.08rem;
}

.digest-name {
    font-weight: 700;
    color: var(--text-primary);
}

.digest-type {
    font-size: 0.6rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.digest-delta {
    font-family: var(--font-mono);
    font-weight: 800;
    font-size: 0.7rem;
    padding: 0.12rem 0.38rem;
    border-radius: 4px;
}

.digest-delta.flag-normal {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.35);
}

.digest-delta.flag-high {
    background: rgba(245, 158, 11, 0.18);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.4);
}

.digest-delta.flag-crit {
    background: rgba(244, 63, 94, 0.22);
    color: #fda4af;
    border: 1px solid rgba(244, 63, 94, 0.5);
}

.bold-ramp {
    width: 100%;
    height: 8px;
    border-radius: 99px;
    margin-top: 0.2rem;
    background: linear-gradient(90deg, #1d4ed8 0%, #38bdf8 25%, #1e293b 50%, #f59e0b 75%, #f43f5e 100%);
    border: 1px solid var(--border-color);
}

.color-ticks {
    display: flex;
    justify-content: space-between;
    font-size: 0.6rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    margin-top: 0.15rem;
}


#studio-hud-controls .hud-left-2d-panel,
#left-2d-floating-panel {
    pointer-events: auto !important;
    position: fixed !important;
    top: 262px;
    left: 1.25rem;
    width: 415px;
    padding: 0.75rem 0.95rem 0.9rem 0.95rem;
    border-radius: 14px;
    z-index: 220;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: var(--card-bg, rgba(15, 23, 42, 0.88));
    border: 1px solid rgba(56, 189, 248, 0.35);
    box-shadow: 0 12px 38px rgba(0, 0, 0, 0.75);
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    max-height: calc(100vh - 285px);
    touch-action: none;
}

.hud-left-2d-panel.is-collapsed {
    max-height: 44px !important;
    overflow: hidden !important;
    padding-bottom: 0.45rem !important;
    width: 325px !important;
}

.hud-left-2d-panel.is-collapsed .left-2d-body {
    display: none !important;
}

.hud-left-2d-panel.is-collapsed .collapsed-summary {
    display: inline-block !important;
}

.left-2d-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: auto;
}

.left-2d-controls-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.left-2d-pill-group {
    display: flex;
    gap: 0.22rem;
    flex-wrap: wrap;
}

.plane-2d-btn {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: var(--text-secondary, #94a3b8);
    font-size: 0.62rem;
    font-family: var(--font-mono, monospace);
    font-weight: 600;
    padding: 0.24rem 0.48rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.plane-2d-btn:hover {
    border-color: var(--accent, #38bdf8);
    color: #ffffff;
    background: rgba(56, 189, 248, 0.15);
}

.plane-2d-btn.active {
    background: var(--accent, #38bdf8);
    color: #020617;
    font-weight: 700;
    border-color: var(--accent, #38bdf8);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.4);
}

.canvas-2d-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 420 / 360;
    background: #000000;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    overflow: hidden;
}

#dti-2d-canvas {
    width: 100%;
    height: 100%;
    display: block;
    cursor: crosshair;
}

.dec-legend-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.25rem;
    font-size: 0.58rem;
    font-family: var(--font-mono, monospace);
}

.dec-pill {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.18rem 0.32rem;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary, #f8fafc);
}

.dot-dec {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}

.citation-strip {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.59rem;
    font-family: var(--font-mono, monospace);
    color: var(--text-secondary, #94a3b8);
    background: rgba(255, 255, 255, 0.03);
    padding: 0.25rem 0.5rem;
    border-radius: 5px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}


.hl7-ticker-box {
    background: rgba(2, 6, 23, 0.85);
    border: 1px solid rgba(56, 189, 248, 0.28);
    border-radius: 8px;
    padding: 0.45rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.hl7-ticker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.hl7-filter-pills {
    display: flex;
    gap: 0.2rem;
}

.hl7-pill-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.58rem;
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
    cursor: pointer;
}

.hl7-pill-btn.active {
    background: rgba(56, 189, 248, 0.2);
    color: #38bdf8;
    border-color: #38bdf8;
    font-weight: 700;
}

.hl7-log-stream {
    font-family: var(--font-mono);
    font-size: 0.61rem;
    height: 100px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.hl7-log-line {
    padding: 0.2rem 0.35rem;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.02);
    border-left: 2px solid #38bdf8;
    word-break: break-all;
    cursor: pointer;
}

.hl7-log-line.hl7-crit {
    border-left-color: #f43f5e;
    background: rgba(244, 63, 94, 0.08);
    color: #fecdd3;
}

.hl7-seg-tag {
    font-weight: 800;
    color: #38bdf8;
}

/* Bottom Interactive Slicer & Focus Bar */
.hud-footer {
    bottom: 0.85rem;
    left: 1.25rem;
    right: 1.25rem;
    padding: 0.6rem 1.15rem;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.hud-focus-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    width: 100%;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    flex-wrap: wrap;
    cursor: grab;
    user-select: none;
}

.focus-pill-group {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
    align-items: center;
}

.focus-pill {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.22rem 0.58rem;
    border-radius: 99px;
    font-size: 0.68rem;
    font-weight: 600;
    cursor: pointer;
}

.focus-pill.active {
    background: var(--accent);
    color: #020617;
    border-color: var(--accent);
    font-weight: 700;
}

.slicer-controls-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
    flex-wrap: wrap;
}

.slicer-group {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex: 1;
    min-width: 180px;
}

.slicer-label {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    font-weight: 700;
    white-space: nowrap;
    min-width: 82px;
}

.slicer-label.axial {
    color: #38bdf8;
}

.slicer-label.sagittal {
    color: #10b981;
}

.slicer-label.coronal {
    color: #c084fc;
}

.slicer-slider {
    flex: 1;
    accent-color: var(--accent);
    cursor: pointer;
    height: 5px;
}

.slicer-val {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-primary);
    min-width: 50px;
    text-align: right;
    font-weight: 700;
}

/* Stereotactic MNI152 Camera HUD (Bottom-Right, just above footer) */
.hud-coords-badge {
    position: fixed;
    z-index: 210;
    bottom: 8.8rem;
    /* Distance above the bottom footer */
    right: 1.25rem;
    /* Moved from left to right */
    left: auto;
    /* Clear left positioning */
    background: rgba(2, 44, 34, 0.92);
    border: 1px solid #10b981;
    backdrop-filter: blur(14px);
    border-radius: 10px;
    padding: 0.45rem 0.75rem 0.55rem 0.75rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.65);
    font-family: var(--font-mono);
    color: #34d399;
    user-select: none;
    min-width: 270px;
}

.coords-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem;
    margin-bottom: 0.22rem;
    border-bottom: 1px solid rgba(16, 185, 129, 0.25);
    padding-bottom: 0.22rem;
    cursor: grab;
}

.coords-header-left {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.coords-live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #10b981;
    box-shadow: 0 0 8px #10b981;
}

.coords-title {
    font-size: 0.62rem;
    font-weight: 700;
    color: #6ee7b7;
}

.coords-copy-pill {
    font-size: 0.56rem;
    background: rgba(16, 185, 129, 0.25);
    border: 1px solid rgba(52, 211, 153, 0.4);
    color: #a7f3d0;
    padding: 0.08rem 0.35rem;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
}

.coords-window-btn {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(52, 211, 153, 0.35);
    color: #a7f3d0;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    font-size: 0.72rem;
    font-weight: 700;
    cursor: pointer;
}

.coords-code {
    font-size: 0.76rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.12rem;
    cursor: pointer;
}

.coords-sub {
    display: flex;
    justify-content: space-between;
    font-size: 0.62rem;
    color: #a7f3d0;
}

.hud-coords-badge.is-collapsed .coords-body {
    display: none !important;
}

.hud-coords-badge.is-collapsed .coords-header {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* Tooltip & Modal */
.buoy-card {
    padding: 0.8rem 1rem;
    border-radius: 10px;
    font-size: 0.74rem;
    pointer-events: none;
    transform: translate(-50%, -112%);
    min-width: 265px;
    max-width: 330px;
    border-color: var(--accent);
    z-index: 500;
}

.buoy-tooltip-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.25rem;
}

.buoy-card h4 {
    font-size: 0.82rem;
    color: var(--accent);
    font-weight: 800;
}

.buoy-ping-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #10B981;
}

.buoy-ping-indicator.alert-hot {
    background-color: #f43f5e;
    box-shadow: 0 0 10px #f43f5e;
}

.tooltip-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.2rem 0.6rem;
    font-size: 0.68rem;
}

.tooltip-grid span.lbl {
    color: var(--text-secondary);
    font-weight: 600;
}

.tooltip-grid strong {
    font-family: var(--font-mono);
    text-align: right;
}

.tooltip-desc-block {
    margin-top: 0.35rem;
    padding-top: 0.3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: #cbd5e1;
    font-size: 0.66rem;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.82);
    backdrop-filter: blur(12px);
    z-index: 9999;
    display: none;
    justify-content: center;
    align-items: center;
    padding: 1.25rem;
}

.modal-overlay.open {
    display: flex;
}

.modal-container {
    background: rgba(15, 23, 42, 0.96);
    border: 1px solid rgba(56, 189, 248, 0.45);
    border-radius: 14px;
    width: 100%;
    max-width: 760px;
    padding: 1.2rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.65rem;
}

.modal-presets {
    display: flex;
    gap: 0.38rem;
    flex-wrap: wrap;
}

.hl7-textarea {
    width: 100%;
    height: 195px;
    background: #020617;
    border: 1px solid rgba(56, 189, 248, 0.35);
    border-radius: 8px;
    padding: 0.7rem;
    color: #38bdf8;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    line-height: 1.45;
    resize: vertical;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Below-the-Fold Encyclopedic Atlas */
#productAnatomy {
    width: 100%;
    background: var(--bg-body);
    padding: 2rem 1.5rem 5rem 1.5rem;
}

.breadcrumb-wrap {
    max-width: 1440px;
    margin: 0 auto 1.5rem auto;
    font-size: 0.72rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    display: flex;
    gap: 0.4rem;
}

.breadcrumb-wrap a {
    color: var(--accent-blue);
    text-decoration: none;
}

.anatomy-content-grid {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 280px 1fr 280px;
    gap: 1.75rem;
}

.anatomy-sidebar-card {
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.1rem;
    height: calc(100vh - var(--header-h) - 2rem);
    position: sticky;
    top: calc(var(--header-h) + 1rem);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.widget-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.86rem;
    display: flex;
    justify-content: space-between;
}

.structures-count-pill {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    background: rgba(61, 168, 254, 0.15);
    color: var(--accent-blue);
    padding: 0.12rem 0.45rem;
    border-radius: 20px;
}

.sidebar-filter-input {
    width: 100%;
    height: 32px;
    background: rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0 0.6rem;
    font-size: 0.72rem;
    color: var(--text-primary);
}

.ascenseur-desktop {
    flex: 1;
    overflow-y: auto;
}

.ascenseur-desktop ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.ascenseur-desktop li a {
    display: block;
    font-size: 0.74rem;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.32rem 0.5rem;
    border-radius: 6px;
}

.ascenseur-desktop li a:hover {
    color: var(--accent-blue);
    background: rgba(61, 168, 254, 0.1);
}

.article-main-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.scholarly-header {
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 1.4rem;
}

.scholarly-header h1 {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
}

.authors-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.metadata-badge-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
}

.doi-badge,
.issn-badge {
    background: rgba(61, 168, 254, 0.1);
    border: 1px solid rgba(61, 168, 254, 0.3);
    color: var(--accent-blue);
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 700;
}

.figures-gallery {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.ezrichtext-figure {
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.figure-img-wrap {
    position: relative;
    background: #000000;
    min-height: 260px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.ezrichtext-figure img.img-figure {
    width: 100%;
    max-height: 460px;
    object-fit: contain;
}

.figure-overlay-hint {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid var(--border-color);
    color: #ffffff;
    font-size: 0.66rem;
    padding: 0.22rem 0.5rem;
    border-radius: 6px;
}

.caption-figure {
    padding: 0.8rem 1rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.caption-view-btn {
    background: var(--accent-blue);
    color: #ffffff;
    border: none;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    cursor: pointer;
}

.stats-card {
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

/* ==========================================================================
   MOBILE PORTRAIT & HIGH-DPR TRANSPOSITION (384x854 CSS px | 1080x2402 phys)
   ========================================================================== */
.mobile-hud-dock {
    display: none;
}

@media screen and (max-width: 480px) {
    :root {
        --header-h: 48px;
        --mob-dock-h: 48px;
    }

    body.mode-studio {
        height: 100dvh;
        overflow: hidden;
        overscroll-behavior: none;
    }

    /* 1. Compact Top Workstation Navbar (48px) */
    .workstation-nav {
        padding: 0 0.5rem;
        gap: 0.35rem;
        height: var(--header-h);
    }

    .brand-icon-wrap {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
        border-radius: 6px;
    }

    .brand-text-block,
    .lang-select {
        display: none !important;
    }

    .mode-switcher {
        padding: 0.12rem;
        gap: 0.12rem;
    }

    .mode-btn {
        font-size: 0.62rem;
        padding: 0.28rem 0.42rem;
        gap: 0.2rem;
    }

    /* Shorten mode button text visually via overflow/compact sizing */
    .search-combobox-wrap {
        max-width: 118px;
    }

    .search-combobox-input {
        height: 30px;
        font-size: 0.68rem;
        padding: 0 1.4rem 0 1.6rem;
    }

    .search-icon-left {
        left: 0.45rem;
        font-size: 0.72rem;
    }

    .theme-toggle-btn,
    .mobile-menu-toggle {
        width: 30px;
        height: 30px;
        border-radius: 6px;
    }

    /* 2. Full-Height Dynamic Viewport for 3D WebGL */
    body.mode-studio #webgl-container {
        top: var(--header-h);
        width: 100vw;
        height: calc(100dvh - var(--header-h));
    }

    /* 3. Transpose Split Mode (Dual 2D + 3D) from Horizontal to Vertical Stack */
    body.mode-split .workstation-workspace {
        flex-direction: column !important;
        height: calc(100dvh - var(--header-h)) !important;
    }

    body.mode-split #viewer-container {
        width: 100% !important;
        height: 42dvh !important;
        min-height: 260px !important;
        border-right: none !important;
        border-bottom: 2px solid var(--accent-blue);
    }

    body.mode-split #webgl-container {
        width: 100% !important;
        height: 50dvh !important;
    }

    /* 4. Top 3D Control Header -> Single-Row Horizontal Touch Carousel */
    .hud-header {
        top: calc(var(--header-h) + 6px) !important;
        left: 6px !important;
        right: 6px !important;
        width: calc(100vw - 12px) !important;
        padding: 0.35rem 0.5rem !important;
        border-radius: 10px;
        gap: 0.25rem;
        transform: none !important;
    }

    .hud-header .header-left h1,
    .hud-header .header-left p,
    .hud-header .drag-handle-dots {
        display: none !important;
    }

    .hud-header .brand-row {
        margin-bottom: 0;
        width: 100%;
        justify-content: space-between;
    }

    .hud-header .brand-badge {
        font-size: 0.56rem;
    }

    .hud-header .hud-live-tag {
        font-size: 0.54rem;
        padding: 0.06rem 0.3rem;
    }

    .hud-header .header-right {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden;
        width: 100%;
        padding-bottom: 2px;
        gap: 0.3rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .hud-header .header-right::-webkit-scrollbar {
        display: none;
    }

    .hud-btn,
    .hud-select {
        flex-shrink: 0;
        font-size: 0.65rem;
        padding: 0.32rem 0.52rem;
        white-space: nowrap;
    }

    /* 5. Left 2D MPR & Right HL7 Telemetry -> Slide-Up Bottom Drawers (372px wide) */
    #left-2d-floating-panel,
    #studio-hud-controls .hud-left-2d-panel,
    .hud-telemetry,
    #telemetry-panel {
        top: auto !important;
        bottom: calc(var(--mob-dock-h) + 8px) !important;
        left: 6px !important;
        right: 6px !important;
        width: calc(100vw - 12px) !important;
        max-width: 372px !important;
        margin: 0 auto;
        max-height: 58dvh !important;
        padding: 0.6rem 0.7rem !important;
        border-radius: 14px !important;
        transform: translateY(120%) !important;
        opacity: 0;
        pointer-events: none !important;
        transition: transform 0.26s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease !important;
        z-index: 350 !important;
    }

    #left-2d-floating-panel.mob-sheet-open,
    #telemetry-panel.mob-sheet-open {
        transform: translateY(0) !important;
        opacity: 1;
        pointer-events: auto !important;
    }

    /* Adjust 2D Canvas & Legend for 368px width */
    .canvas-2d-wrap {
        max-height: 220px;
    }

    .dec-legend-grid {
        grid-template-columns: repeat(2, 1fr);
        font-size: 0.55rem;
    }

    .telemetry-grid {
        grid-template-columns: 1fr 1fr;
        gap: 0.35rem;
    }

    .card-val {
        font-size: 0.82rem;
    }

    .hl7-log-stream {
        height: 72px;
        font-size: 0.56rem;
    }

    /* 6. Bottom Slicer & ROI Focus Bar -> Slide-Up Sheet or Compact Ribbon */
    .hud-footer {
        top: auto !important;
        bottom: calc(var(--mob-dock-h) + 8px) !important;
        left: 6px !important;
        right: 6px !important;
        width: calc(100vw - 12px) !important;
        padding: 0.5rem 0.65rem !important;
        border-radius: 12px;
        z-index: 340 !important;
        transform: translateY(120%);
        opacity: 0;
        pointer-events: none !important;
        transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
    }

    .hud-footer.mob-sheet-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto !important;
    }

    .hud-focus-bar {
        padding-bottom: 0.35rem;
    }

    .focus-pill-group {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        width: 100%;
        gap: 0.28rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .focus-pill-group::-webkit-scrollbar {
        display: none;
    }

    .focus-pill {
        flex-shrink: 0;
        font-size: 0.63rem;
        padding: 0.22rem 0.5rem;
    }

    .slicer-controls-row {
        flex-direction: column;
        gap: 0.35rem;
    }

    .slicer-group {
        width: 100%;
        min-width: 0;
    }

    .slicer-label {
        font-size: 0.62rem;
        min-width: 72px;
    }

    /* 7. Stereotactic MNI152 Badge -> Compact Pill Top-Right below Header */
    .hud-coords-badge {
        top: calc(var(--header-h) + 74px) !important;
        bottom: auto !important;
        right: 6px !important;
        left: auto !important;
        min-width: 0 !important;
        max-width: 195px;
        padding: 0.25rem 0.45rem !important;
        border-radius: 8px;
    }

    .coords-title {
        font-size: 0.54rem;
    }

    .coords-code {
        font-size: 0.62rem;
    }

    .coords-sub {
        font-size: 0.54rem;
        gap: 0.35rem;
    }

    /* 8. 2D Radiology Viewer Controls (Atlas Mode) */
    .series-bar-wrap {
        top: 0.4rem;
        left: 0.4rem;
        right: 0.4rem;
    }

    .series-pills {
        max-width: 94vw;
        padding: 0.22rem 0.4rem;
    }

    .radiology-tools-dock {
        top: 3.2rem;
        right: 0.4rem;
        padding: 0.25rem;
        gap: 0.25rem;
    }

    .tool-btn {
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }

    .layer-filters-bar {
        bottom: 0.5rem;
        left: 0.4rem;
        right: 0.4rem;
        overflow-x: auto;
        white-space: nowrap;
        scrollbar-width: none;
    }

    .structure-definition-popover {
        left: 8px !important;
        right: 8px !important;
        bottom: 56px !important;
        top: auto !important;
        width: calc(100vw - 16px) !important;
    }

    /* 9. Below-the-fold Encyclopedic Grid -> 1 Column */
    #productAnatomy {
        padding: 1rem 0.65rem 4rem 0.65rem;
    }

    .anatomy-content-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }

    .anatomy-sidebar-card {
        position: relative;
        top: 0;
        height: 320px;
    }

    /* 10. Mobile Bottom Drawer Navigation Bar */
    .mobile-hud-dock {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 0.25rem;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: var(--mob-dock-h);
        padding: 0.3rem 0.4rem calc(0.3rem + env(safe-area-inset-bottom, 0px));
        background: rgba(2, 6, 23, 0.94);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-top: 1px solid rgba(56, 189, 248, 0.28);
        z-index: 450;
        pointer-events: auto !important;
    }

    .mob-dock-btn {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(255, 255, 255, 0.1);
        color: var(--text-secondary);
        border-radius: 8px;
        font-family: var(--font-main);
        font-size: 0.66rem;
        font-weight: 700;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.2rem;
        cursor: pointer;
    }

    .mob-dock-btn.active {
        background: rgba(56, 189, 248, 0.2);
        border-color: var(--accent);
        color: #ffffff;
        box-shadow: 0 0 10px rgba(56, 189, 248, 0.3);
    }
}