/* ── Variables ─────────────────────────────────────────────────────────────── */
:root {
    --bg:         #07080d;
    --surface:    rgba(16, 18, 24, 0.95);
    --surface-2:  rgba(20, 22, 28, 0.95);
    --border:     rgba(255, 255, 255, 0.1);
    --border-hi:  rgba(100, 190, 255, 0.5);
    --accent:     #5cb4ff;
    --accent-dim: rgba(92, 180, 255, 0.15);
    --text:       #e5eaf2;
    --text-dim:   #9ca3af;
    --mono:       'JetBrains Mono', monospace;
    --sans:       'DM Sans', sans-serif;
    --radius:     8px;
    --content-h:  360px;
    --content-list-h: 190px;
    --content-inspector-h: 320px;
}

/* ── Reset ─────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
body, html {
    margin: 0; padding: 0; width: 100%; height: 100%;
    background: var(--bg); overflow: hidden;
    font-family: var(--sans); color: var(--text);
}

/* ── Canvas ────────────────────────────────────────────────────────────────── */
#canvas-container { position: fixed; inset: 0; z-index: 1; }

#boot-loader {
    position: fixed;
    inset: 0;
    z-index: 120;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(4, 6, 10, 0.88);
    backdrop-filter: blur(6px);
    transition: opacity 0.35s ease;
}
#boot-loader.hidden {
    opacity: 0;
    pointer-events: none;
}
.boot-loader-card {
    width: min(440px, 86vw);
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(12, 16, 24, 0.96);
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45);
    padding: 14px 16px 16px;
}
#boot-loader-title {
    font-family: var(--mono);
    font-size: 0.74rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text);
}
.boot-progress-track {
    height: 8px;
    margin-top: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.09);
    border: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
}
#boot-progress-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #2db2ff, #7bd0ff);
    transition: width 0.25s ease;
}
#boot-loader-step {
    margin-top: 10px;
    color: var(--text-dim);
    font-size: 0.66rem;
    font-family: var(--mono);
}

/* ── Axis widget ───────────────────────────────────────────────────────────── */
#axis-widget {
    position: fixed; top: 10px; left: 84px; width: 80px; height: 80px; z-index: 55; pointer-events: none;
}
.axis-bg { fill: rgba(8, 10, 16, 0.82); stroke: rgba(255, 255, 255, 0.09); stroke-width: 1; }
.axis-line { stroke-width: 2.2; stroke-linecap: round; }
.axis-dot { stroke: rgba(0,0,0,0.25); stroke-width: 1; }
.axis-x { stroke: #ff3b3b; fill: #ff3b3b; }
.axis-y { stroke: #60d93a; fill: #60d93a; }
.axis-z { stroke: #36a2ff; fill: #36a2ff; }
.axis-label { text-anchor: middle; dominant-baseline: middle; fill: #e5eaf2; font-size: 9px; font-family: var(--mono); font-weight: 600; pointer-events: none; }

/* ── UI layer ──────────────────────────────────────────────────────────────── */
.ui-element { position: absolute; z-index: 20; transition: opacity 0.4s ease; }
.ui-element.idle { opacity: 0; pointer-events: none; }

/* ── Circle controls (top-right) ───────────────────────────────────────────── */
.circle-controls { top: 24px; right: 24px; display: flex; gap: 8px; align-items: center; }
.circle-controls button {
    width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border);
    background: rgba(7, 8, 13, 0.7); color: var(--text-dim); display: flex; align-items: center; justify-content: center;
    cursor: pointer; backdrop-filter: blur(12px); transition: border-color .18s, color .18s, background .18s, transform .12s;
}
.circle-controls button svg { width: 14px; height: 14px; display: block; }
.circle-controls button svg.hidden { display: none; }
.circle-controls button:hover { border-color: var(--border-hi); color: var(--accent); background: var(--accent-dim); box-shadow: 0 0 14px rgba(62,184,255,.2); }
.circle-controls button:active { transform: scale(0.93); }
.circle-controls button.active-btn { border-color: var(--border-hi); color: var(--accent); background: var(--accent-dim); }
.circle-controls #btn-gizmo-mode { width: auto; min-width: 68px; border-radius: 20px; padding-inline: 10px; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.05em; }

/* ── Bottom-left mode row ──────────────────────────────────────────────────── */
.mode-row { bottom: 28px; left: 28px; display: flex; align-items: center; gap: 6px; }

/* ── Content browser toggle ──────────────────────────────────────────────── */
.content-toggle {
    bottom: 28px; left: 50%; transform: translateX(-50%); display: flex; align-items: center; gap: 8px;
    padding: 9px 18px; border: 1px solid var(--border); border-radius: 20px;
    background: rgba(7, 8, 13, 0.75); color: var(--text-dim); font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em;
    cursor: pointer; backdrop-filter: blur(12px); transition: border-color .18s, color .18s, background .18s, box-shadow .18s;
}
.content-toggle:hover { border-color: var(--border-hi); color: var(--accent); background: var(--accent-dim); box-shadow: 0 0 18px rgba(62,184,255,.12); }
.content-toggle.active-btn { border-color: var(--border-hi); color: var(--accent); background: var(--accent-dim); }

/* ── Bottom Content Browser (Universe Sandbox Style) ─────────────────────── */
.content-bar {
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    transform: translateY(105%);
    transition: transform .32s cubic-bezier(.2,.85,.2,1);
    display: flex;
    flex-direction: column;
    z-index: 30;
    pointer-events: none;
    padding: 0;
}
.content-bar.open { transform: translateY(0); }
.content-bar * { pointer-events: auto; }

.content-body-wrap {
    display: flex;
    flex-direction: row;
    gap: 10px;
    width: min(92vw, 1220px);
    margin: 0 auto;
    align-items: flex-end;
    overflow: visible;
    padding: 0 8px 0 120px;
}

/* Left Toolbar (Tabs) */
.content-tabs {
    display: flex; flex-direction: column; gap: 8px;
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 8px; backdrop-filter: blur(12px); box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    flex-shrink: 0;
}
.content-tab {
    width: 36px; height: 36px; padding: 8px; border-radius: 6px;
    background: transparent; border: 1px solid transparent; color: var(--text-dim);
    display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.2s;
}
.content-tab:hover { color: var(--text); background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); }
.content-tab.active { background: var(--accent-dim); color: var(--accent); border-color: var(--border-hi); }
.close-tab { margin-top: auto; color: #ff5666; }
.close-tab:hover { background: rgba(255, 80, 90, 0.15); color: #ff8792; border-color: rgba(255, 80, 90, 0.3); }

/* Middle Scrollable List */
.content-list-pane {
    flex: 1 1 auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    min-width: 0;
    position: relative;
    height: var(--content-list-h, 150px);
    min-height: 108px;
    max-height: 60vh;
    align-self: flex-end;
}

/* List-pane top resize handle */
.content-list-resize-handle {
    height: 10px;
    width: 100%;
    flex-shrink: 0;
    background: transparent;
    cursor: ns-resize;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}
.content-list-resize-handle::after {
    content: '';
    display: block;
    width: 40px;
    height: 4px;
    border-radius: 999px;
    background: rgba(255,255,255,0.1);
    transition: background 0.2s;
}
.content-list-resize-handle:hover::after { background: rgba(255,255,255,0.28); }

.content-list-grid {
    display: flex; flex-direction: row; gap: 16px; padding: 8px 24px 14px;
    overflow-x: auto; overflow-y: hidden; flex: 1; width: 100%; align-items: flex-start;
}
.content-list-grid::-webkit-scrollbar { height: 6px; }
.content-list-grid::-webkit-scrollbar-track { background: rgba(0,0,0,0.2); border-radius: 4px; }
.content-list-grid::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }
.content-list-grid::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* The Shape/Material Card */
.content-card {
    background: transparent; border: 1px solid transparent; border-radius: 8px;
    padding: 6px; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 8px;
    transition: all 0.2s ease; flex: 0 0 auto; min-width: 72px;
}
.content-card:hover { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.1); transform: translateY(-2px); }
.content-card.active { background: var(--accent-dim); border-color: var(--border-hi); }

.content-card-thumb {
    width: 60px; height: 60px; margin: 0; position: relative;
    display: flex; align-items: center; justify-content: center; font-family: var(--mono); font-weight: 600; color: #fff;
}
.content-card-thumb.sphere, .content-card-thumb.material {
    border-radius: 50%;
    box-shadow: 0 6px 12px rgba(0,0,0,0.5);
    background-color: #0a0f18;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid rgba(255,255,255,0.1);
}
.content-card-thumb.box {
    border-radius: 10px;
    background: linear-gradient(135deg, var(--mat-a, #8ba8c4) 0%, var(--mat-b, #3f5873) 58%, #0d151c 100%);
    box-shadow: inset -4px -4px 10px rgba(0,0,0,0.6), inset 2px 2px 8px rgba(255,255,255,0.5), 0 6px 12px rgba(0,0,0,0.4);
    border: 1px solid rgba(255,255,255,0.1);
}
.content-card-thumb.op {
    border-radius: 50%; background: rgba(0,0,0,0.4); border: 2px dashed rgba(255,255,255,0.2); font-size: 1.2rem;
}

.content-card-title { font-size: 11px; color: var(--text); text-align: center; max-width: 72px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 500; }
.content-card-meta { display: block; font-size: 9px; color: var(--text-dim); text-align: center; max-width: 96px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.content-inline-hint { padding: 0 24px 10px; font-size: 11px; color: var(--text-dim); }
.content-inline-hint.hidden { display: none; }

/* ── Floating Inspector Window ───────────────────────────────────────────── */
.inspector-float {
    position: fixed;
    top: 80px;
    left: auto;
    right: 24px;
    bottom: auto;
    width: 320px;
    height: 420px;
    min-width: 220px;
    min-height: 180px;
    z-index: 40;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    backdrop-filter: blur(18px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.04);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: box-shadow 0.15s;
}
.inspector-float.hidden { display: none; }
.inspector-float.dragging { box-shadow: 0 24px 64px rgba(0,0,0,0.7), 0 0 0 1px rgba(100,190,255,0.3); opacity: 0.97; }
.inspector-float.resizing { user-select: none; }

.inspector-float-titlebar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px 9px;
    background: rgba(0,0,0,0.3);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    cursor: grab;
    flex-shrink: 0;
}
.inspector-float-titlebar:active { cursor: grabbing; }
.inspector-float-title-group { display: flex; flex-direction: column; gap: 2px; }

/* Resize edges */
.inspector-float-resize-corner {
    position: absolute;
    bottom: 0; right: 0;
    width: 18px; height: 18px;
    cursor: nwse-resize;
    z-index: 10;
    /* Visual indicator */
    background: linear-gradient(135deg, transparent 50%, rgba(255,255,255,0.12) 50%);
    border-bottom-right-radius: 10px;
}
.inspector-float-resize-edge {
    position: absolute;
    z-index: 9;
}
.inspector-float-resize-edge.edge-n { top: 0; left: 8px; right: 8px; height: 5px; cursor: ns-resize; }
.inspector-float-resize-edge.edge-s { bottom: 0; left: 8px; right: 18px; height: 5px; cursor: ns-resize; }
.inspector-float-resize-edge.edge-e { right: 0; top: 8px; bottom: 18px; width: 5px; cursor: ew-resize; }
.inspector-float-resize-edge.edge-w { left: 0; top: 8px; bottom: 8px; width: 5px; cursor: ew-resize; }

/* Inspector body (scrollable) */
.inspector-body { padding: 0; overflow-y: auto; flex: 1; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.15) transparent; }
.inspector-body::-webkit-scrollbar { width: 5px; }
.inspector-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }
.inspector-empty { padding: 20px; font-size: 12px; color: var(--text-dim); text-align: center; }
.inspector-section.hidden { display: none; }

.shape-editor { display: flex; flex-direction: column; }
.shape-field {
    display: flex; align-items: center;
    padding: 7px 14px; border-bottom: 1px solid rgba(255,255,255,0.035);
    gap: 10px;
}
.shape-label { font-size: 11px; color: var(--text-dim); flex: 0 0 65px; letter-spacing: 0.01em; }

/* ── Text / select inputs ─────────────────────────────────────────────────── */
.shape-input, .shape-select {
    flex: 1;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 5px;
    color: var(--text);
    font-size: 12px;
    padding: 5px 8px;
    text-align: right;
    font-family: var(--mono);
    outline: none;
    transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
    min-width: 0;
}
.shape-input:hover  { border-color: rgba(255,255,255,0.18); background: rgba(255,255,255,0.06); }
.shape-input:focus  { border-color: var(--accent); background: rgba(62,184,255,0.07); box-shadow: 0 0 0 2px rgba(62,184,255,0.13); }

/* Custom dropdown arrow — hides native arrow */
.shape-select {
    -webkit-appearance: none; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%236688aa'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 9px center;
    background-color: rgba(255,255,255,0.04);
    padding-right: 26px;
    text-align: left;
    cursor: pointer;
}
.shape-select:hover { border-color: rgba(255,255,255,0.18); background-color: rgba(255,255,255,0.06); }
.shape-select:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(62,184,255,0.13); }
.shape-select option { background: #131b27; color: #e0eaf8; }

/* ── Vec3 number inputs (Pos / Rot / Size) ───────────────────────────────── */
.vec3-inputs { display: flex; gap: 5px; flex: 1; }

.vec3-inputs input,
input[type="number"].shape-input {
    width: 100%;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--text);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 5px;
    padding: 5px 5px;
    text-align: center;
    outline: none;
    transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
    /* Hide native spinners */
    -moz-appearance: textfield;
    appearance: textfield;
}
.vec3-inputs input::-webkit-outer-spin-button,
.vec3-inputs input::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.vec3-inputs input:hover,
input[type="number"].shape-input:hover {
    border-color: rgba(255,255,255,0.18);
    background: rgba(255,255,255,0.06);
}
.vec3-inputs input:focus,
input[type="number"].shape-input:focus {
    border-color: var(--accent);
    background: rgba(62,184,255,0.07);
    box-shadow: 0 0 0 2px rgba(62,184,255,0.13);
}

/* Radius & single number inputs — right-align value */
#shape-radius.shape-input {
    text-align: right;
    -moz-appearance: textfield; appearance: textfield;
}
#shape-radius.shape-input::-webkit-outer-spin-button,
#shape-radius.shape-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.shape-actions-inline { padding: 12px 14px; text-align: center; }
.shape-hint { font-size: 10px; color: #556677; padding: 8px 14px; text-align: center; font-style: italic; line-height: 1.5; }

/* ── Sliders ─────────────────────────────────────────────────────────────── */
.slider-val-wrap { display: flex; align-items: center; gap: 10px; flex: 1; }
.shape-slider {
    flex: 1; -webkit-appearance: none; appearance: none;
    height: 3px; border-radius: 3px;
    background: rgba(255,255,255,0.1);
    outline: none; cursor: pointer;
    transition: background 0.15s;
}
.shape-slider:hover { background: rgba(255,255,255,0.17); }
.shape-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 13px; height: 13px; border-radius: 50%;
    background: var(--accent);
    border: 2px solid rgba(5,8,16,0.7);
    box-shadow: 0 0 5px rgba(62,184,255,0.45);
    cursor: pointer;
    transition: box-shadow 0.15s, transform 0.1s;
}
.shape-slider::-webkit-slider-thumb:hover {
    box-shadow: 0 0 10px rgba(62,184,255,0.7);
    transform: scale(1.15);
}
.shape-slider::-moz-range-thumb {
    width: 13px; height: 13px; border-radius: 50%;
    background: var(--accent); border: 2px solid rgba(5,8,16,0.7);
    box-shadow: 0 0 5px rgba(62,184,255,0.45); cursor: pointer;
}
.shape-check { width: 15px; height: 15px; accent-color: var(--accent); cursor: pointer; }
.color-row { 
    flex-direction: column; 
    align-items: stretch; 
    gap: 0; 
    padding: 0;
}
.color-row-inner {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
.color-row-inner:last-child { border-bottom: none; }
.color-row-label {
    font-size: 11px;
    color: #999;
    flex: 0 0 80px;
}
.color-row-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}
.color-group { display: flex; align-items: center; gap: 8px; }
.color-swatch-sm { width: 22px; height: 22px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.2); padding: 0; background: transparent; -webkit-appearance: none; cursor: pointer; flex-shrink: 0; }
.color-swatch-sm::-webkit-color-swatch-wrapper { padding: 0; }
.color-swatch-sm::-webkit-color-swatch { border: none; border-radius: 50%; }
.color-swatch-sm::-moz-color-swatch { border: none; border-radius: 50%; }
.color-swatch-sm:disabled { cursor: not-allowed; opacity: 0.4; }
.grad-toggle { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--text-dim); cursor: pointer; }
.grad-toggle input { accent-color: var(--accent); width: 14px; height: 14px; cursor: pointer; }

.btn-soft { padding: 6px 12px; border-radius: 4px; border: 1px solid var(--border); background: rgba(255,255,255,0.05); color: var(--text); font-size: 11px; cursor: pointer; width: 100%; transition: all 0.2s; }
.btn-soft:hover { background: rgba(62,184,255,0.15); border-color: rgba(62,184,255,0.4); color: var(--accent); }
.btn-danger { padding: 6px 12px; border-radius: 4px; border: 1px solid rgba(255, 80, 90, 0.3); background: rgba(255, 80, 90, 0.1); color: #ff5666; font-size: 11px; cursor: pointer; width: 100%; transition: all 0.2s; }
.btn-danger:hover { background: rgba(255, 80, 90, 0.2); border-color: rgba(255, 80, 90, 0.6); color: #ff8792; }

.material-preview-wrap {
    background: #0a0f18;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    height: 150px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}
#material-preview-canvas {
    display: block;
    width: 100%;
    height: 100%;
}

/* ── Side Panels (Left & Right) ────────────────────────────────────────────── */
.controls-panel, .camera-panel {
    background: var(--surface-2); backdrop-filter: blur(14px);
    border: 1px solid var(--border); border-radius: 10px;
    padding: 12px 14px 10px; font-family: var(--mono); font-size: 0.70rem;
    display: none; flex-direction: column; gap: 8px; animation: fadeUp .22s ease;
}
.controls-panel.visible, .camera-panel.open { display: flex; }
.controls-panel { left: 28px; bottom: 72px; min-width: 240px; max-width: 340px; }
.camera-panel { position: absolute; right: 28px; top: 72px; min-width: 260px; max-width: 340px; z-index: 25; }

.controls-panel.minimized .ctrl-row, .controls-panel.minimized .panel-note, .controls-panel.minimized .cm-swatch-bar,
.camera-panel.minimized .ctrl-row, .camera-panel.minimized .panel-note { display: none; }
.controls-panel.minimized, .camera-panel.minimized { padding-bottom: 12px; }
.controls-panel.minimized .panel-title, .camera-panel.minimized .panel-title { border-bottom: none; padding-bottom: 0; margin-bottom: 0; }

.panel-title {
    display: flex; align-items: center; gap: 6px; color: var(--text-dim); letter-spacing: 0.08em;
    font-size: 0.65rem; text-transform: uppercase; border-bottom: 1px solid var(--border); padding-bottom: 8px; margin-bottom: 2px; cursor: pointer; user-select: none;
}
.panel-title:hover { color: var(--text); }
.panel-title::after { content: "v"; margin-left: auto; font-family: var(--mono); font-size: 0.72rem; color: rgba(150,160,175,0.9); }
.controls-panel.minimized .panel-title::after,
.camera-panel.minimized .panel-title::after { content: "^"; }

.panel-note { font-size: 0.61rem; color: var(--text-dim); opacity: 0.65; line-height: 1.5; border-top: 1px solid var(--border); padding-top: 8px; margin-top: 2px; }
.ctrl-row { display: flex; align-items: center; gap: 7px; }
.ctrl-label { color: var(--text-dim); min-width: 68px; font-size: 0.68rem; letter-spacing: 0.04em; flex-shrink: 0; }
.ctrl-val { color: var(--accent); min-width: 36px; text-align: right; font-size: 11px; font-family: var(--mono); letter-spacing: 0.03em; flex-shrink: 0; }
.ctrl-row input { flex: 1; -webkit-appearance: none; height: 3px; border-radius: 2px; background: rgba(255,255,255,0.1); cursor: pointer; }
.ctrl-row input::-webkit-slider-thumb { -webkit-appearance: none; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); border: 2px solid rgba(7,8,13,0.8); cursor: pointer; }
.ctrl-row select { flex: 1; background: rgba(7,8,13,0.7); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); padding: 4px 8px; font-family: var(--mono); outline: none; }
.cm-swatch-bar { height: 8px; border-radius: 4px; border: 1px solid var(--border); margin-top: 2px; }

/* ── Mode menu ─────────────────────────────────────────────────────────────── */
.mode-pill { padding: 7px 14px; border: 1px solid var(--border); border-radius: 20px; background: rgba(7, 8, 13, 0.75); color: var(--text-dim); font-family: var(--mono); font-size: 0.72rem; cursor: pointer; display: flex; align-items: center; gap: 7px; }
.mode-pill:hover { border-color: var(--border-hi); color: var(--accent); }
.mode-menu-wrap { position: relative; }
.mode-menu-btn { width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--border); background: rgba(7, 8, 13, 0.7); color: var(--text-dim); display: flex; align-items: center; justify-content: center; cursor: pointer; }
.mode-menu-list { position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%); list-style: none; margin: 0; padding: 5px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; display: none; flex-direction: column; gap: 2px; min-width: 110px; z-index: 50; }
.mode-menu-list.open { display: flex; }
.mode-menu-item { background: transparent; border: none; border-radius: 6px; color: var(--text-dim); font-family: var(--mono); font-size: 0.70rem; padding: 7px 12px; cursor: pointer; text-align: left; }
.mode-menu-item:hover, .mode-menu-item.active { background: var(--accent-dim); color: var(--accent); }

/* ── Edit shaders button & Editor panel ────────────────────────────────────── */
#btn-edit { bottom: 28px; right: 28px; display: flex; align-items: center; gap: 8px; padding: 9px 18px; border: 1px solid var(--border); border-radius: 20px; background: rgba(7, 8, 13, 0.75); color: var(--text-dim); font-family: var(--mono); font-size: 0.72rem; cursor: pointer; animation: softpulse 4s infinite; }
#btn-edit:hover { border-color: var(--border-hi); color: var(--accent); animation: none; }
@keyframes softpulse { 0%,100% { box-shadow: 0 0 0 0 transparent; } 50% { box-shadow: 0 0 0 6px rgba(62,184,255,.08); } }

#editor-panel { position: absolute; inset-block: 0; left: 0; width: 680px; min-width: 300px; max-width: 88vw; background: var(--surface); display: flex; flex-direction: column; z-index: 100; transform: translateX(-100%); transition: transform .38s cubic-bezier(.2,.85,.2,1); border-right: 1px solid var(--border); }
#editor-panel.open { transform: translateX(0); }
#drag-handle { position: absolute; top:0; right:-6px; bottom:0; width: 12px; cursor: ew-resize; z-index:101; }
.editor-header { display:flex; justify-content:space-between; padding: 12px 16px; border-bottom: 1px solid var(--border); background: rgba(0,0,0,.25); }
.tabs { display:flex; gap:4px; background: rgba(255,255,255,.04); padding:3px; border-radius: 20px; border: 1px solid var(--border); }
.tabs button { background:transparent; border:none; color:var(--text-dim); padding:5px 14px; font-family:var(--mono); font-size:0.72rem; border-radius:15px; cursor:pointer; }
.tabs button.active { background: var(--accent-dim); color: var(--accent); }
#close-editor { background:none; border:none; color:var(--text-dim); cursor:pointer; }
.editor-wrapper { flex:1; overflow:hidden; position:relative; }
.code-editor { width:100%; height:100%; font-family:var(--mono); font-size:12.5px; padding:16px 20px; overflow:auto; }
.code-editor.hidden { display:none; }
.status-bar { padding:7px 16px; font-family:var(--mono); font-size:0.7rem; border-top:1px solid var(--border); background:rgba(0,0,0,.3); }

@keyframes fadeUp { from { opacity:0; transform: translateY(6px); } to { opacity:1; transform: translateY(0); } }
@keyframes fadeUpMenu { from { opacity: 0; transform: translate(-50%, 6px); } to { opacity: 1; transform: translate(-50%, 0); } }

.asset-title { font-family: var(--sans); font-size: 13px; font-weight: 600; color: #fff; }
.asset-subtitle { font-size: 10px; color: var(--text-dim); margin-top: 1px; text-transform: uppercase; letter-spacing: 0.05em; font-family: var(--mono); }
.asset-close { background: none; border: none; color: var(--text-dim); cursor: pointer; padding: 4px; border-radius: 4px; flex-shrink: 0; }
.asset-close:hover { background: rgba(255,255,255,0.1); color: #fff; }

@media (max-width: 1200px) {
    .content-body-wrap { width: min(96vw, 1200px); }
}

@media (max-width: 900px) {
    .content-body-wrap { width: calc(100vw - 10px); gap: 8px; padding: 0 4px 0 100px; }
    .content-list-grid { padding: 8px 16px 14px; }
    .inspector-float { width: 260px; }
}