:root {
    --bg-body: radial-gradient(circle at 50% 0%, #1e293b 0%, #0f172a 40%, #020617 100%);
    --bg-header: rgba(15, 23, 42, 0.85);
    --bg-sidebar: rgba(15, 23, 42, 0.95);
    --bg-node: rgba(15, 23, 42, 0.95);
    --bg-input: #0f172a;
    --bg-input-focus: #1e293b;
    --bg-code: #0b101e;
    --text-code: #d1d5db;
    --border-color: rgba(148,163,184,0.2);
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --accent: #60a5fa;
    --accent-hover: #3b82f6;
    --grid-color: rgba(255,255,255,0.08);
    --shadow-node: rgba(0,0,0,0.8);
    --connection-color: #cbd5e1;
    --line-color-override: ;
    --port-label-bg: rgba(15, 23, 42, 0.85);
    --port-label-text: #94a3b8;
    --danger: #ef4444;
    --success: #10b981;
}
[data-theme="light"] {
    --bg-body: linear-gradient(180deg, #f5f2ed 0%, #ebe6dc 50%, #e0d9cc 100%);
    --bg-header: rgba(245, 242, 237, 0.95);
    --bg-sidebar: rgba(240, 235, 227, 0.98);
    --bg-node: #faf8f5;
    --bg-input: #ede8df;
    --bg-input-focus: #f5f2ed;
    --bg-code: #2d2a24;
    --text-code: #e8e4dc;
    --border-color: #d4cbbe;
    --text-main: #3d3929;
    --text-muted: #6b6358;
    --accent: #b8860b;
    --accent-hover: #996f0a;
    --grid-color: rgba(120,100,70,0.18);
    --shadow-node: rgba(80,60,30,0.12);
    --connection-color: #a69580;
    --port-label-bg: rgba(245, 242, 237, 0.95);
    --port-label-text: #4a4538;
    --danger: #c53030;
    --success: #2e7d32;
}

/* Light mode specific overrides */
[data-theme="light"] .user-status { background: rgba(139,119,91,0.1); }
[data-theme="light"] .user-status:hover { background: rgba(139,119,91,0.18); }
[data-theme="light"] #header { box-shadow: 0 1px 4px rgba(80,60,30,0.12); border-bottom: 1px solid #d4cbbe; }
[data-theme="light"] header.glass-toolbar {
    background: rgba(250, 247, 242, 0.85);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 12px rgba(80,60,30,0.08);
}
[data-theme="light"] .toolbar-logo { color: #1e293b; }
[data-theme="light"] .toolbar-sep { background: rgba(0, 0, 0, 0.1); }
[data-theme="light"] .pill-btn {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.08);
    color: rgba(0, 0, 0, 0.5);
}
[data-theme="light"] .pill-btn:hover { 
    background: rgba(0, 0, 0, 0.1); 
    border-color: rgba(0, 0, 0, 0.15);
    color: #1e293b; 
}
[data-theme="light"] .pill-btn.cloud { color: #3b82f6; }
[data-theme="light"] .pill-btn.community { color: #8b5cf6; }
[data-theme="light"] .pill-btn.danger { color: #dc2626; }
[data-theme="light"] .pill-btn.danger:hover { background: rgba(220, 38, 38, 0.1); }
[data-theme="light"] .user-pill { background: rgba(0, 0, 0, 0.06); border-color: rgba(0, 0, 0, 0.1); color: #334155; }
[data-theme="light"] .user-pill:hover { background: rgba(0, 0, 0, 0.1); }
[data-theme="light"] .node { box-shadow: 0 2px 12px rgba(80,60,30,0.12), 0 1px 4px rgba(80,60,30,0.08); border-color: #d4cbbe; }
[data-theme="light"] .node:hover { box-shadow: 0 4px 20px rgba(80,60,30,0.18), 0 2px 6px rgba(80,60,30,0.10); }
[data-theme="light"] .node-header { border-bottom-color: #d4cbbe; }
[data-theme="light"] .icon-btn { color: #7a7265; }
[data-theme="light"] .icon-btn:hover { background: rgba(139,119,91,0.12); color: #3d3929; }
[data-theme="light"] #sidebar { box-shadow: 2px 0 16px rgba(80,60,30,0.08); background: rgba(235, 230, 220, 0.98); }
[data-theme="light"] .node-btn:hover { background: rgba(184,134,11,0.12); border-color: rgba(184,134,11,0.3); }
[data-theme="light"] .context-menu { background: #f5f2ec; box-shadow: 0 12px 40px rgba(80,60,30,0.25); border-color: #d4cbbe; }
[data-theme="light"] .context-menu .menu-header { background: rgba(0,0,0,0.03); }
[data-theme="light"] .context-menu .menu-search { background: rgba(0,0,0,0.02); }
[data-theme="light"] .context-menu .menu-section-header i:first-child { color: rgba(0,0,0,0.5); }
[data-theme="light"] .context-menu button[data-action] i { color: rgba(0,0,0,0.4); }
[data-theme="light"] .context-menu .menu-section-header:hover { background: rgba(0,0,0,0.04); }
[data-theme="light"] .node-actions-menu button:hover { background: rgba(0,0,0,0.06); }
[data-theme="light"] .pro-badge { background: linear-gradient(135deg, #b8860b, #d4a017); }

/* Light mode: Fix dark code/pre blocks inside nodes */
[data-theme="light"] .node pre,
[data-theme="light"] .node-body pre { 
    color: #e2e8f0 !important; 
    background: #1e293b !important;
}
[data-theme="light"] .node textarea { 
    background: #ede8df; 
    border-color: #d4cbbe; 
    color: #3d3929;
}
[data-theme="light"] .node input { 
    background: #ede8df; 
    border-color: #d4cbbe; 
    color: #3d3929;
}
[data-theme="light"] .node select { 
    background: #ede8df; 
    border-color: #d4cbbe; 
    color: #3d3929;
}
[data-theme="light"] .node label { color: #4a4538; }
[data-theme="light"] .node p { color: #5a5345; }
[data-theme="light"] .node code { background: #1e293b; color: #e2e8f0; }
[data-theme="light"] .node .status-display { color: #3d3929; }
[data-theme="light"] #canvas { background-color: #e8e2d6; }

/* Midnight - Professional Dark Theme */
[data-theme="midnight"] {
    --bg-body: #09090b;
    --bg-header: rgba(9, 9, 11, 0.95);
    --bg-sidebar: rgba(14, 14, 16, 0.98);
    --bg-node: #18181b;
    --bg-input: #0c0c0e;
    --bg-input-focus: #1c1c1f;
    --bg-code: #000000;
    --text-code: #a1a1aa;
    --border-color: rgba(63, 63, 70, 0.5);
    --text-main: #fafafa;
    --text-muted: #71717a;
    --accent: #22d3ee;
    --accent-hover: #06b6d4;
    --grid-color: rgba(255,255,255,0.02);
    --shadow-node: rgba(0,0,0,0.5);
    --connection-color: #52525b;
    --port-label-bg: rgba(9, 9, 11, 0.95);
    --port-label-text: #a1a1aa;
    --danger: #f43f5e;
    --success: #22c55e;
}

/* Midnight mode specific overrides */
[data-theme="midnight"] #header { border-bottom: 1px solid rgba(63, 63, 70, 0.3); }
[data-theme="midnight"] header.glass-toolbar {
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.04);
}
[data-theme="midnight"] .toolbar-sep { background: rgba(255, 255, 255, 0.06); }
[data-theme="midnight"] .pill-btn {
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.4);
}
[data-theme="midnight"] .pill-btn:hover { 
    background: rgba(255, 255, 255, 0.08); 
    color: #fafafa; 
}
[data-theme="midnight"] .user-pill { background: rgba(0, 0, 0, 0.4); border-color: rgba(255, 255, 255, 0.04); }
[data-theme="midnight"] .user-status { background: rgba(255,255,255,0.03); border-color: rgba(63, 63, 70, 0.4); }
[data-theme="midnight"] .user-status:hover { background: rgba(255,255,255,0.06); }
[data-theme="midnight"] .node { border-color: rgba(63, 63, 70, 0.4); box-shadow: 0 4px 20px rgba(0,0,0,0.4); }
[data-theme="midnight"] .node:hover { box-shadow: 0 8px 30px rgba(0,0,0,0.5); border-color: rgba(63, 63, 70, 0.6); }
[data-theme="midnight"] .node-header { background: linear-gradient(180deg, rgba(255,255,255,0.03) 0%, transparent 100%); }
[data-theme="midnight"] .icon-btn { color: #a1a1aa; }
[data-theme="midnight"] .icon-btn:hover { background: rgba(255,255,255,0.06); color: #fafafa; }
[data-theme="midnight"] #sidebar { border-right-color: rgba(63, 63, 70, 0.3); }
[data-theme="midnight"] .node-btn { background: rgba(255,255,255,0.02); border-color: rgba(63, 63, 70, 0.3); }
[data-theme="midnight"] .node-btn:hover { background: rgba(34, 211, 238, 0.08); border-color: rgba(34, 211, 238, 0.3); }
[data-theme="midnight"] .context-menu { background: #18181b; border-color: rgba(63, 63, 70, 0.5); box-shadow: 0 12px 40px rgba(0,0,0,0.6); }
[data-theme="midnight"] .context-menu .menu-header { background: rgba(0,0,0,0.3); }
[data-theme="midnight"] .context-menu .menu-search { background: rgba(0,0,0,0.2); }
[data-theme="midnight"] .context-menu button[data-action]:hover { background: rgba(34, 211, 238, 0.15); }
[data-theme="midnight"] .context-menu .menu-section-header:hover { background: rgba(34, 211, 238, 0.08); }
[data-theme="midnight"] .pro-badge { background: linear-gradient(135deg, #22d3ee, #0891b2); }
[data-theme="midnight"] input, [data-theme="midnight"] select, [data-theme="midnight"] textarea { border-color: rgba(63, 63, 70, 0.4); }
[data-theme="midnight"] input:focus, [data-theme="midnight"] select:focus, [data-theme="midnight"] textarea:focus { border-color: #22d3ee; }

* { box-sizing: border-box; outline: none; }
a { color: inherit; }
a:visited { color: inherit; }

body { 
    margin: 0; 
    font-family: "Inter", system-ui, -apple-system, sans-serif; 
    background: var(--bg-body); 
    color: var(--text-main); 
    height: 100vh; 
    display: flex; 
    flex-direction: column; 
    overflow: hidden; 
    transition: background 0.3s, color 0.3s; 
}

/* --- HEADER & TOOLBAR --- */
/* --- GLASSMORPHISM TOOLBAR --- */
header.glass-toolbar { 
    padding: 0 14px; 
    height: 52px; 
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 26px;
    margin: 8px 12px;
    display: flex; 
    align-items: center; 
    gap: 6px; 
    z-index: 150;
    position: relative;
}

.toolbar-logo {
    font-size: 13px;
    font-weight: 700;
    color: #e2e8f0;
    margin-right: 10px;
    letter-spacing: -0.3px;
}

.toolbar-sep {
    width: 1px;
    height: 20px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0 4px;
}

.toolbar-spacer { flex: 1; }

/* Pill Buttons */
.pill-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.5);
    width: 36px;
    height: 36px;
    border-radius: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    transition: all 0.2s;
    padding: 0;
}
.pill-btn:hover { 
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
    color: white;
    transform: translateY(-1px);
}
.pill-btn:active { transform: translateY(0); }

/* Special pill button states */
.pill-btn.run {
    background: #16a34a;
    border-color: #22c55e;
    color: white;
}
.pill-btn.run:hover { background: #22c55e; }

.pill-btn.weave {
    background: #7c3aed;
    border-color: #8b5cf6;
    color: white;
}
.pill-btn.weave:hover { background: #8b5cf6; }

.pill-btn.cloud { color: #93c5fd; }
.pill-btn.cloud:hover { color: #60a5fa; background: rgba(96, 165, 250, 0.15); }

.pill-btn.community { color: #c4b5fd; }
.pill-btn.community:hover { color: #a78bfa; background: rgba(167, 139, 250, 0.15); }

.pill-btn.danger { color: #fca5a5; }
.pill-btn.danger:hover { color: #f87171; background: rgba(248, 113, 113, 0.15); }

.pill-btn.runner { color: #4ade80; }
.pill-btn.runner:hover { background: rgba(74, 222, 128, 0.15); }

.pill-btn.boost { 
    color: #fbbf24; 
    animation: pulse-boost 2s infinite;
}
@keyframes pulse-boost {
    0%, 100% { box-shadow: 0 0 0 0 rgba(251, 191, 36, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(251, 191, 36, 0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.pill-btn.logout { color: rgba(255, 255, 255, 0.4); }
.pill-btn.logout:hover { color: #f87171; background: rgba(248, 113, 113, 0.1); }

.pill-btn.active-state,
.pill-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    box-shadow: 0 0 8px rgba(96, 165, 250, 0.5);
}

/* User Pill */
.user-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 4px 12px 4px 6px;
    border-radius: 20px;
    font-size: 11px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
}
.user-pill:hover { background: rgba(0, 0, 0, 0.4); border-color: rgba(255, 255, 255, 0.1); }

.user-avatar {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1, #a855f7);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    color: white;
}

.user-credits { color: #4ade80; font-weight: 600; }

.badge-pro { 
    background: linear-gradient(135deg, #fbbf24, #f59e0b); 
    color: black; 
    padding: 2px 6px; 
    border-radius: 4px; 
    font-size: 9px; 
    font-weight: 700; 
}
.badge-free { 
    background: rgba(255, 255, 255, 0.1); 
    color: #94a3b8; 
    padding: 2px 6px; 
    border-radius: 4px; 
    font-size: 9px; 
    font-weight: 600; 
}

/* Keep old classes for compatibility */
header h1 { font-size: 16px; font-weight: 700; margin-right: 20px; color: var(--text-main); letter-spacing: -0.02em; }

/* Theme-specific logo colors */
[data-theme="dark"] header h1, [data-theme="dark"] .toolbar-logo { color: #e2e8f0; }
[data-theme="midnight"] header h1, [data-theme="midnight"] .toolbar-logo { color: #fafafa; }
[data-theme="light"] header h1, [data-theme="light"] .toolbar-logo { color: #3d3929; }

.tool-group { display: flex; align-items: center; gap: 8px; }

/* USER STATUS BADGES */
.user-status {
    display: flex; align-items: center; gap: 12px; font-size: 11px;
    background: rgba(0,0,0,0.2); padding: 4px 10px; 
    border-radius: 20px; border: 1px solid var(--border-color);
    color: var(--text-main);
}
.user-status:hover { background: rgba(0,0,0,0.3); }
.credit-badge { color: var(--success); font-weight: bold; }
.pro-badge { background: linear-gradient(135deg, #FFD700, #FFA500); color: black; padding: 2px 6px; border-radius: 4px; font-weight: 800; font-size: 9px; letter-spacing: 0.5px; }
.free-badge { background: var(--border-color); color: var(--text-muted); padding: 2px 6px; border-radius: 4px; font-weight: 600; font-size: 10px; }

/* --- SIDEBAR --- */
#sidebar { 
    position: fixed; top: 68px; left: 0; bottom: 0; width: 300px; 
    background: var(--bg-sidebar); border-right: 1px solid var(--border-color); 
    backdrop-filter: blur(10px); transform: translateX(-100%); 
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1); 
    z-index: 15; padding: 20px; display: flex; flex-direction: column; 
    gap: 10px; box-shadow: 10px 0 30px rgba(0,0,0,0.1); overflow-y: auto;
}
#sidebar.open { transform: translateX(0); }
.sidebar-title, .cat-title { font-size: 12px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 5px; }
.var-row { display: flex; gap: 5px; align-items: center; margin-bottom: 6px; }
.var-row input { flex: 1; min-width: 0; padding: 4px 8px; height: 28px; }
.node-category { padding: 15px 0; border-bottom: 1px solid var(--border-color); }
.node-btn { display: block; width: 100%; text-align: left; padding: 8px 10px; margin-bottom: 4px; background: rgba(255,255,255,0.03); border: 1px solid transparent; border-radius: 6px; color: var(--text-main); font-size: 13px; cursor: pointer; transition: all 0.2s; }
.node-btn:hover { border-color: var(--accent); background: rgba(96,165,250,0.1); transform: translateX(2px); }

/* --- BUTTONS --- */
button { background: rgba(148,163,184,0.1); color: var(--text-main); border: 1px solid var(--border-color); border-radius: 6px; padding: 0 12px; height: 32px; cursor: pointer; font-size: 12px; font-weight: 500; display: inline-flex; align-items: center; gap: 6px; transition: all 0.2s ease; }
button:hover { background: rgba(148,163,184,0.2); transform: translateY(-1px); }
button:active { transform: translateY(0); }
button.accent-btn { background: radial-gradient(circle at top, var(--accent) 0%, var(--accent-hover) 100%); border-color: var(--accent-hover); color: white; box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3); }
button.accent-btn:hover { box-shadow: 0 4px 15px rgba(37, 99, 235, 0.5); }
button.active-state { background: #064e3b; border-color: #10b981; color: #a7f3d0; box-shadow: inset 0 0 8px rgba(16, 185, 129, 0.2); }
button.danger-btn { color: #fca5a5; border-color: #7f1d1d; background: rgba(69, 10, 10, 0.5); }
button.danger-btn:hover { background: rgba(127, 29, 29, 0.8); border-color: #ef4444; }
button.icon-btn { padding: 0; width: 32px; height: 32px; justify-content: center; }
.icon-btn.active-state { background: var(--accent); color: white; box-shadow: 0 0 8px rgba(96, 165, 250, 0.5); }
.separator { width: 1px; height: 20px; background: var(--border-color); margin: 0 8px; }

/* --- CANVAS SYSTEM (Fixed) --- */
#canvas { 
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; 
    overflow: hidden; z-index: 1; cursor: grab; 
    background-color: transparent; 
    background-image: none;
}
#canvas:active { cursor: grabbing; }

#zoom-layer {
    transform-origin: 0 0;
    width: 100%; height: 100%;
    position: absolute; top: 0; left: 0;
    pointer-events: none;
}

#nodes-layer {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: auto;
}

#connections {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    overflow: visible !important;
    pointer-events: none;
    z-index: 0;
}

.connection { fill: none; stroke-width: 2px; stroke: var(--connection-color); pointer-events: stroke; transition: stroke 0.3s; }
.connection.active-flow { stroke-dasharray: 10; animation: flowAnim 1s linear infinite; stroke-width: 3px; filter: drop-shadow(0 0 5px var(--accent)); }
@keyframes flowAnim { from { stroke-dashoffset: 20; } to { stroke-dashoffset: 0; } }
#connections circle { pointer-events: none; }

/* GRID MODES */
#canvas.grid-lines { background-image: linear-gradient(var(--grid-color) 1px, transparent 1px), linear-gradient(90deg, var(--grid-color) 1px, transparent 1px); background-size: 40px 40px; background-position: -1px -1px; }
#canvas.grid-dots { background-image: radial-gradient(var(--grid-color) 1.5px, transparent 1.5px); background-size: 20px 20px; background-position: -10px -10px; }
#canvas.grid-cross { background-image: linear-gradient(var(--grid-color) 2px, transparent 2px), linear-gradient(90deg, var(--grid-color) 2px, transparent 2px); background-size: 60px 60px; }
#canvas.grid-none { background-image: none; }

/* --- NODES --- */
.node { z-index: 1; position: absolute; width: 320px; background: var(--bg-node); border-radius: 12px; border: 1px solid var(--border-color); box-shadow: 0 20px 40px -10px var(--shadow-node); padding: 0; display: flex; flex-direction: column; color: var(--text-main); font-size: 12px; transform: translate3d(0,0,0); }
.node.selected { z-index: 10; border-color: var(--accent); box-shadow: 0 0 0 2px rgba(96,165,250,0.4), 0 25px 50px -12px rgba(0,0,0,0.9); }
.node.multi-selected { border-color: #8b5cf6; box-shadow: 0 0 0 2px rgba(139,92,246,0.4), 0 25px 50px -12px rgba(0,0,0,0.9); }
.node.grouped::after { content: '⛓'; position: absolute; top: 4px; right: 4px; font-size: 10px; opacity: 0.5; }
.node.error { border-color: #ef4444; box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.4); }
.node.processing { animation: borderPulse 1s infinite; border-width: 2px; }
.node.has-breakpoint { position: relative; }
.node.has-breakpoint::before { content: '🔴'; position: absolute; top: -8px; left: -8px; font-size: 14px; z-index: 100; filter: drop-shadow(0 0 2px rgba(0,0,0,0.5)); }
.node.debug-paused { border-color: #f59e0b; box-shadow: 0 0 0 3px rgba(245,158,11,0.5), 0 0 20px rgba(245,158,11,0.3); animation: debugPause 1s infinite; }
@keyframes debugPause { 0%, 100% { box-shadow: 0 0 0 3px rgba(245,158,11,0.5), 0 0 20px rgba(245,158,11,0.3); } 50% { box-shadow: 0 0 0 5px rgba(245,158,11,0.3), 0 0 30px rgba(245,158,11,0.5); } }
@keyframes borderPulse { 0% { border-color: var(--accent); box-shadow: 0 0 5px rgba(59,130,246,0.5); } 50% { border-color: #fbbf24; box-shadow: 0 0 20px rgba(251, 191, 36, 0.8); } 100% { border-color: var(--accent); box-shadow: 0 0 5px rgba(59,130,246,0.5); } }

/* Node Groups/Frames */
.node-group { position: absolute; border: 2px dashed; border-radius: 16px; background: rgba(0,0,0,0.1); pointer-events: auto; z-index: 0; }
.node-group-header { display: flex; align-items: center; justify-content: space-between; padding: 8px 12px; cursor: move; user-select: none; border-radius: 14px 14px 0 0; }
.node-group-title { font-weight: 600; font-size: 13px; color: inherit; background: transparent; border: none; outline: none; }
.node-group-btns { display: flex; gap: 4px; }
.node-group-btn { background: rgba(0,0,0,0.2); border: none; border-radius: 4px; padding: 4px 8px; cursor: pointer; font-size: 11px; color: inherit; opacity: 0.7; }
.node-group-btn:hover { opacity: 1; background: rgba(0,0,0,0.4); }
.node-group.collapsed .node-group-content { display: none; }
.node-group.collapsed { height: auto !important; min-height: 40px; }

/* Selection Box */
.selection-box { position: absolute; border: 1px dashed #8b5cf6; background: rgba(139,92,246,0.1); pointer-events: none; z-index: 1000; }

.node-header { padding: 8px 10px; background: rgba(148,163,184,0.05); border-bottom: 1px solid var(--border-color); border-radius: 12px 12px 0 0; display: flex; align-items: center; gap: 8px; cursor: grab; user-select: none; }
.node-title { font-weight: 600; font-size: 13px; color: var(--text-main); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.node-type { font-size: 9px; font-weight: 700; text-transform: uppercase; padding: 2px 5px; border-radius: 4px; background: rgba(0,0,0,0.2); color: var(--text-muted); }
.node-header-btns { display: flex; align-items: center; gap: 2px; }
.node-body { padding: 12px; display: flex; flex-direction: column; gap: 8px; position: relative; }

/* Header Colors */
.node[data-type="llm"] .node-header { border-top: 3px solid #a855f7; }
.node[data-type="chat"] .node-header { border-top: 3px solid #d946ef; }
.node[data-type="agent"] .node-header { border-top: 3px solid #f472b6; }
.node[data-type="browser_agent"] .node-header { border-top: 3px solid #0ea5e9; background: linear-gradient(to bottom, rgba(14, 165, 233, 0.1), transparent); }
.node[data-type="report_agent"] .node-header { border-top: 3px solid #f472b6; background: linear-gradient(to bottom, rgba(244, 114, 182, 0.1), transparent); }
.node[data-type="prompt"] .node-header { border-top: 3px solid #94a3b8; }
.node[data-type="text_input"] .node-header { border-top: 3px solid #94a3b8; }
.node[data-type="image"] .node-header { border-top: 3px solid #8b5cf6; }
.node[data-type="file"] .node-header { border-top: 3px solid #a78bfa; }
.node[data-type="folder"] .node-header { border-top: 3px solid #fcd34d; }
.node[data-type="video"] .node-header { border-top: 3px solid #ef4444; }
.node[data-type="list"] .node-header { border-top: 3px solid #6366f1; }
.node[data-type="router"] .node-header { border-top: 3px solid #f59e0b; }
.node[data-type="python"] .node-header { border-top: 3px solid #3b82f6; }
.node[data-type="tool"] .node-header { border-top: 3px solid #a3e635; }
.node[data-type="memory"] .node-header { border-top: 3px solid #8b5cf6; }
.node[data-type="rag"] .node-header { border-top: 3px solid #14b8a6; }
.node[data-type="search"] .node-header { border-top: 3px solid #0ea5e9; }
.node[data-type="web"] .node-header { border-top: 3px solid #38bdf8; }
.node[data-type="timer"] .node-header { border-top: 3px solid #f59e0b; }
.node[data-type="scheduler"] .node-header { border-top: 3px solid #fb923c; }
.node[data-type="counter"] .node-header { border-top: 3px solid #f43f5e; }
.node[data-type="string"] .node-header { border-top: 3px solid #64748b; }
.node[data-type="date"] .node-header { border-top: 3px solid #ec4899; }
.node[data-type="tts"] .node-header { border-top: 3px solid #06b6d4; }
.node[data-type="save"] .node-header { border-top: 3px solid #84cc16; }
.node[data-type="email"] .node-header { border-top: 3px solid #ef4444; }
.node[data-type="imap"] .node-header { border-top: 3px solid #fbbf24; }
.node[data-type="email_action"] .node-header { border-top: 3px solid #f43f5e; }
.node[data-type="ntfy"] .node-header { border-top: 3px solid #6366f1; }
.node[data-type="viewer"] .node-header { border-top: 3px solid #64748b; }
.node[data-type="html_viewer"] .node-header { border-top: 3px solid #f97316; }
.node[data-type="pdf_viewer"] .node-header { border-top: 3px solid #dc2626; }
.node[data-type="image_gallery"] .node-header { border-top: 3px solid #22c55e; }
.node[data-type="screenshot_viewer"] .node-header { border-top: 3px solid #60a5fa; }
.node[data-type="serial"] .node-header { border-top: 3px solid #22c55e; background: linear-gradient(to bottom, rgba(34, 197, 94, 0.1), transparent); }
.node[data-type="custom"] .node-header { border-top: 3px solid #c084fc; background: linear-gradient(to bottom, rgba(192, 132, 252, 0.1), transparent); }

/* PORTS & CONNECTIONS */
.port-group { display: flex; justify-content: space-between; margin-bottom: 8px; align-items: center; height: 24px; }
.port { width: 14px; height: 14px; background: #64748b; border: 2px solid var(--bg-node); border-radius: 50%; position: absolute; cursor: crosshair; transition: transform 0.1s; z-index: 20; }
.port:hover { transform: scale(1.3); background: #f8fafc; }
.port.in { left: -8px; background: #60a5fa; }
.port.out { right: -8px; background: #34d399; }
.port-label { position: absolute; font-size: 9px; color: var(--port-label-text); text-transform: uppercase; font-weight: 700; pointer-events: none; white-space: nowrap; z-index: 15; background: var(--port-label-bg); padding: 2px 4px; border-radius: 3px; backdrop-filter: blur(2px); }
.port.out + .port-label { right: -10px; top: -4px; text-align: left; transform: translateX(100%); }
.port.in + .port-label { left: -10px; top: -4px; text-align: right; transform: translateX(-100%); }

/* UI INPUTS & TOASTS */
label { display: block; color: var(--text-muted); font-size: 11px; margin-bottom: 4px; font-weight: 500; }
input, select, textarea { width: 100%; background: var(--bg-input); border: 1px solid var(--border-color); color: var(--text-main); border-radius: 6px; padding: 8px 10px; font-size: 12px; font-family: inherit; transition: border-color 0.2s, background 0.2s; margin-bottom: 5px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); background: var(--bg-input-focus); }
textarea { min-height: 60px; resize: vertical; line-height: 1.4; }
textarea.code-editor { font-family: "JetBrains Mono", "Fira Code", monospace; font-size: 11px; background: var(--bg-code); color: var(--text-code); }

#toast-container { position: fixed; top: 70px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.toast { background: var(--bg-sidebar); border: 1px solid var(--border-color); color: var(--text-main); padding: 12px 16px; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.2); font-size: 12px; display: flex; align-items: center; gap: 10px; animation: slideIn 0.3s ease forwards; pointer-events: auto; max-width: 300px; backdrop-filter: blur(10px); }
@keyframes slideIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
.toast.error { border-left: 4px solid #ef4444; }
.toast.success { border-left: 4px solid #10b981; }

/* ==================== CONTEXT MENUS ==================== */
.context-menu {
    position: fixed;
    display: none;
    z-index: 100;
    background: var(--bg-sidebar);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 1px rgba(255,255,255,0.1) inset;
    width: 280px;
    max-height: 75vh;
    overflow: hidden;
    backdrop-filter: blur(12px);
}

/* Menu Header */
.menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0,0,0,0.15);
}
.menu-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
    letter-spacing: 0.3px;
}
.menu-header-actions {
    display: flex;
    gap: 4px;
}
.menu-icon-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}
.menu-icon-btn:hover {
    background: rgba(255,255,255,0.1);
    color: var(--text-main);
}
.menu-icon-btn.pin-menu-btn:hover { color: var(--accent); }
.menu-icon-btn.close-menu-btn:hover { color: #ef4444; }

/* Search Bar */
.menu-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0,0,0,0.1);
}
.menu-search i {
    color: var(--text-muted);
    font-size: 12px;
}
.menu-search input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-size: 13px;
}
.menu-search input::placeholder {
    color: var(--text-muted);
}

/* Menu Grid (scrollable) */
.menu-grid {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    max-height: calc(75vh - 100px);
    padding: 6px;
}

/* Quick Use Section */
.quick-use-section {
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 4px;
    padding-bottom: 4px;
}
.quick-use-section .menu-section-header i:first-child {
    color: #fbbf24;
}
.quick-use-empty {
    font-size: 11px;
    color: var(--text-muted);
    padding: 8px 12px;
    font-style: italic;
}
.quick-use-section .menu-section-content {
    padding-left: 12px;
}

/* Collapsible Sections */
.menu-section {
    margin-bottom: 2px;
}
.menu-section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.15s;
    user-select: none;
}
.menu-section-header:hover {
    background: rgba(255,255,255,0.05);
}
.menu-section-header i:first-child {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    width: 18px;
    text-align: center;
}
.menu-section-header span {
    flex: 1;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-main);
    letter-spacing: 0.2px;
}
.section-chevron {
    font-size: 10px;
    color: var(--text-muted);
    transition: transform 0.2s;
}
.menu-section.collapsed .section-chevron {
    transform: rotate(-90deg);
}

/* Section Content */
.menu-section-content {
    display: flex;
    flex-direction: column;
    gap: 1px;
    padding: 4px 0 4px 28px;
    overflow: hidden;
    max-height: 500px;
    transition: max-height 0.25s ease, padding 0.25s ease, opacity 0.2s;
}
.menu-section.collapsed .menu-section-content {
    max-height: 0;
    padding: 0 0 0 28px;
    opacity: 0;
}

/* Node Buttons */
.context-menu button[data-action] {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--text-main);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.12s;
    text-align: left;
}
.context-menu button[data-action] i {
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    width: 16px;
    text-align: center;
}
.context-menu button[data-action]:hover {
    background: var(--accent);
    color: white;
}
.context-menu button[data-action]:hover i {
    color: white;
}

/* Pro Features */
.context-menu button.pro-feature {
    color: var(--accent);
}
.context-menu button.pro-feature i:first-child {
    color: var(--accent);
}
.context-menu button.pro-locked {
    opacity: 0.4;
    cursor: not-allowed;
}
.context-menu button.pro-locked:hover {
    background: transparent;
    color: var(--text-muted);
}
.context-menu button.pro-locked i.fa-lock {
    font-size: 9px;
    margin-left: auto;
}

/* Node Actions Menu (right-click on node) */
.node-actions-menu {
    width: 180px;
    padding: 6px;
    border-radius: 10px;
}
.node-actions-menu button {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 14px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--text-main);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.12s;
}
.node-actions-menu button i {
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    width: 16px;
}
.node-actions-menu button:hover {
    background: rgba(255,255,255,0.1);
}
.node-actions-menu button:hover i {
    color: var(--text-main);
}
.node-actions-menu button.danger {
    color: #fca5a5;
}
.node-actions-menu button.danger i {
    color: #fca5a5;
}
.node-actions-menu button.danger:hover {
    background: rgba(239,68,68,0.15);
    color: #f87171;
}
.menu-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 8px;
}

/* Pinned Sidebar Mode */
.context-menu.pinned {
    position: fixed;
    top: 60px;
    right: 0;
    bottom: 0;
    left: auto;
    width: 260px;
    max-height: none;
    height: calc(100vh - 60px);
    border-radius: 0;
    border: none;
    border-left: 1px solid var(--border-color);
    box-shadow: -4px 0 20px rgba(0,0,0,0.2);
    display: flex !important;
    flex-direction: column;
    z-index: 90;
}
.context-menu.pinned .menu-header {
    flex-shrink: 0;
}
.context-menu.pinned .menu-search {
    flex-shrink: 0;
}
.context-menu.pinned .menu-grid {
    flex: 1;
    max-height: none;
    overflow-y: auto;
}
.context-menu.pinned .pin-menu-btn {
    display: none;
}
.context-menu.pinned button[data-action] {
    cursor: grab;
}
.context-menu.pinned button[data-action]:active {
    cursor: grabbing;
}

/* Drag Ghost */
.drag-ghost {
    position: fixed;
    top: -1000px;
    left: -1000px;
    background: var(--bg-node);
    border: 1px solid var(--accent);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 12px;
    color: var(--text-main);
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
    pointer-events: none;
    z-index: 10000;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
}
.drag-ghost i {
    color: var(--accent);
}

#canvas.drag-over {
    outline: 2px dashed var(--accent);
    outline-offset: -2px;
}

/* NODE INTERNALS */
.viewer-output { background: var(--bg-input); border: 1px solid var(--border-color); border-radius: 6px; padding: 10px; min-height: 60px; overflow-y: auto; font-size: 13px; line-height: 1.5; color: var(--text-main); }
.viewer-output p { margin-top: 0; }
.viewer-output pre { background: rgba(0,0,0,0.2); padding: 8px; border-radius: 4px; overflow-x: auto; }

/* Viewer size toggle */
.viewer-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    gap: 8px;
}
.viewer-size-toggle {
    display: flex;
    gap: 3px;
}
.viewer-actions {
    display: flex;
    gap: 3px;
}
.viewer-actions button {
    padding: 4px 8px;
    font-size: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s;
}
.viewer-actions button:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--accent);
}
.viewer-size-toggle .size-btn {
    flex: 1;
    padding: 4px 8px;
    font-size: 10px;
    font-weight: 600;
    border-radius: 4px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
}
.viewer-size-toggle .size-btn:hover {
    border-color: var(--accent);
    color: var(--text-main);
    background: rgba(59, 130, 246, 0.1);
}
.viewer-size-toggle .size-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

/* Google Sheets Node */
.sheets-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}
.sheets-connect-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.sheets-info {
    background: rgba(0,0,0,0.15);
    padding: 6px 10px;
    border-radius: 4px;
}
.sheets-ports-info {
    line-height: 1.6;
}
.sheets-ports-info b {
    color: var(--accent);
}

/* Gmail Node */
.gmail-compose label {
    font-size: 11px;
    margin-bottom: 4px;
    color: var(--text-muted);
}
.gmail-compose input,
.gmail-compose textarea {
    margin-bottom: 10px;
}
.gmail-compose textarea {
    resize: vertical;
    min-height: 60px;
}
.email-list {
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.3) transparent;
}
.email-list::-webkit-scrollbar {
    width: 8px;
}
.email-list::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.1);
    border-radius: 4px;
}
.email-list::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
}
.email-list::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.3);
}
.email-item:hover {
    background: rgba(59, 130, 246, 0.1) !important;
}
.email-item.selected {
    background: rgba(59, 130, 246, 0.2) !important;
}

.chat-log { height: 200px; overflow-y: auto; background: rgba(0,0,0,0.2); border-radius: 6px; border: 1px solid var(--border-color); padding: 10px; display: flex; flex-direction: column; gap: 8px; }
.chat-msg { padding: 6px 10px; border-radius: 6px; font-size: 12px; max-width: 90%; }
.chat-msg.user { align-self: flex-end; background: var(--accent); color: white; }
.chat-msg.assistant { align-self: flex-start; background: var(--bg-input-focus); border: 1px solid var(--border-color); }
.img-preview { width: 100%; height: 150px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border-color); background: repeating-linear-gradient(45deg, #1e293b, #1e293b 10px, #0f172a 10px, #0f172a 20px); }
.html-frame { width: 100%; border: none; background: white; border-radius: 6px; }
.browser-log { background: #0b101e; color: #00ff41; font-family: 'Courier New', monospace; font-size: 10px; padding: 8px; height: 120px; overflow-y: auto; border-radius: 4px; border: 1px solid var(--border-color); white-space: pre-wrap; }
.trace-step { margin-bottom: 4px; border-bottom: 1px dashed rgba(255,255,255,0.1); padding-bottom: 2px; }
.trace-step.thinking { color: #94a3b8; font-style: italic; }
.trace-step.action { color: #00ff41; font-weight: bold; }
.trace-step.observation { color: #eab308; }
.trace-step.answer { color: #0ea5e9; border-top: 1px solid #0ea5e9; }
.trace-step.error { color: #ef4444; }
.timer-display { font-family: 'Courier New', monospace; font-size: 24px; font-weight: bold; text-align: center; color: var(--accent); background: rgba(0,0,0,0.3); border-radius: 4px; padding: 10px 0; margin: 10px 0; border: 1px solid var(--border-color); text-shadow: 0 0 10px rgba(96, 165, 250, 0.4); }
.timer-display.inactive { color: var(--text-muted); text-shadow: none; }

/* Custom Nodes / Builder */
.builder-embedded { background: rgba(0, 0, 0, 0.2); border: 1px solid var(--border-color); border-radius: 8px; padding: 8px; margin-bottom: 10px; display: flex; flex-direction: column; gap: 8px; }
.builder-chat { background: var(--bg-input); border: 1px solid var(--border-color); border-radius: 6px; padding: 10px; height: 200px; overflow-y: auto; display: flex; flex-direction: column; gap: 8px; }
.builder-controls { display: flex; gap: 5px; align-items: center; }
.builder-controls input { flex: 1; margin: 0; }
.code-preview { display: none; background: #0b101e; color: #d1d5db; font-family: monospace; font-size: 11px; padding: 10px; min-height: 120px; max-height: 300px; overflow-y: auto; white-space: pre; border-radius: 4px; margin-top: 5px; border: 1px solid #334155; width: 100%; box-sizing: border-box; resize: vertical; line-height: 1.4; tab-size: 4; cursor: text; user-select: text; }
.code-preview.visible { display: block; }
.code-preview:focus { outline: none; border-color: #c084fc; }
.builder-msg { padding: 8px 10px; border-radius: 8px; font-size: 11px; line-height: 1.4; max-width: 95%; }
.builder-msg.user { align-self: flex-end; background: #c084fc; color: white; }
.builder-msg.ai { align-self: flex-start; background: var(--bg-input); border: 1px solid var(--border-color); }
.builder-header { padding: 10px 12px; background: rgba(192, 132, 252, 0.1); border-bottom: 1px solid var(--border-color); border-radius: 12px 0 0 0; font-weight: 600; font-size: 12px; display: flex; align-items: center; gap: 6px; color: #c084fc; }

/* Game Console */
#game-console { position: fixed; top: 0; left: 0; width: 100%; height: 350px; background: rgba(8, 12, 18, 0.85); border-bottom: 1px solid rgba(34, 197, 94, 0.5); color: #22c55e; font-family: "Courier New", monospace; font-size: 12px; z-index: 99999; transform: translateY(-100%); transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1); display: flex; flex-direction: column; backdrop-filter: blur(12px); box-shadow: 0 12px 40px rgba(0, 0, 0, 0.8); }
#game-console.open { transform: translateY(0); }
#console-header { background: rgba(20, 25, 35, 0.9); border-bottom: 1px solid rgba(34, 197, 94, 0.3); padding: 5px 10px; display: flex; justify-content: space-between; align-items: center; font-weight: bold; }
#console-output { flex: 1; overflow-y: auto; padding: 10px; white-space: pre-wrap; word-break: break-all; }
#console-input-bar { display: flex; border-top: 1px solid rgba(34, 197, 94, 0.3); background: rgba(0, 0, 0, 0.3); }
#console-prompt { padding: 8px 0 8px 10px; color: #22c55e; font-weight: bold; }
#console-input { flex: 1; background: transparent; border: none; color: #f1f5f9; padding: 8px; font-family: inherit; font-size: inherit; outline: none; }
.log-line { margin-bottom: 2px; padding: 2px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
.log-line.error { color: #ef4444; background: rgba(239, 68, 68, 0.1); border-left: 3px solid #ef4444; padding-left: 5px; }
.log-line.warn { color: #f59e0b; }
.log-line.info { color: #22c55e; }
.log-line.system { color: #0ea5e9; font-style: italic; }

/* Text & Drawing */
.canvas-text { position: absolute; cursor: move; user-select: none; transform-origin: center center; touch-action: none; }
.canvas-text.editing { cursor: text; user-select: text; pointer-events: auto; }
.canvas-text-content { padding: 8px 12px; border-radius: 4px; white-space: pre-wrap; word-break: break-word; min-width: 50px; min-height: 24px; outline: none; font-family: 'Segoe Print', 'Comic Sans MS', cursive; }
.canvas-text.selected .canvas-text-content { box-shadow: 0 0 0 2px var(--accent); }
.canvas-text-handles { display: none; position: absolute; inset: -8px; pointer-events: none; }
.canvas-text.selected .canvas-text-handles { display: block; }
.text-handle { position: absolute; width: 10px; height: 10px; background: #60a5fa; border: 2px solid white; border-radius: 2px; pointer-events: auto; cursor: pointer; box-shadow: 0 2px 4px rgba(0,0,0,0.3); }
.text-handle.corner-tl { top: -5px; left: -5px; cursor: nw-resize; }
.text-handle.corner-tr { top: -5px; right: -5px; cursor: ne-resize; }
.text-handle.corner-bl { bottom: -5px; left: -5px; cursor: sw-resize; }
.text-handle.corner-br { bottom: -5px; right: -5px; cursor: se-resize; }
.text-handle.rotate { top: -35px; left: 50%; transform: translateX(-50%); width: 14px; height: 14px; border-radius: 50%; cursor: grab; background: white; border: 2px solid #60a5fa; }
.rotate-line { position: absolute; top: -25px; left: 50%; width: 2px; height: 20px; background: #60a5fa; transform: translateX(-50%); pointer-events: none; }
.canvas-text.editing .canvas-text-content { cursor: text; background: rgba(0,0,0,0.5); box-shadow: 0 0 0 2px var(--accent); z-index: 100; }

#text-toolbar { position: fixed; top: 70px; left: 50%; transform: translateX(-50%); background: var(--bg-sidebar); border: 1px solid var(--border-color); border-radius: 8px; padding: 8px 12px; display: none; align-items: center; gap: 12px; z-index: 100; box-shadow: 0 4px 20px rgba(0,0,0,0.3); backdrop-filter: blur(10px); }
#text-toolbar.visible { display: flex; }
.toolbar-divider { width: 1px; height: 24px; background: var(--border-color); }
.toolbar-group { display: flex; align-items: center; gap: 4px; }
.toolbar-btn { width: 32px; height: 32px; border: 1px solid var(--border-color); background: var(--bg-input); color: var(--text-main); border-radius: 6px; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 14px; transition: all 0.15s; }
.toolbar-btn:hover { background: var(--accent); color: white; }
.toolbar-btn.active { background: var(--accent); color: white; }
.color-swatch { width: 24px; height: 24px; border-radius: 50%; cursor: pointer; border: 2px solid transparent; transition: transform 0.15s; }
.color-swatch:hover { transform: scale(1.15); }
.color-swatch.active { border-color: white; box-shadow: 0 0 0 2px var(--accent); }
.font-size-input { width: 50px; text-align: center; background: var(--bg-input); border: 1px solid var(--border-color); color: var(--text-main); border-radius: 4px; padding: 4px; font-size: 12px; }

#drawing-toolbar { position: fixed; top: 10px; left: 50%; transform: translateX(-50%); background: #232329; border-radius: 8px; padding: 4px; display: flex; gap: 4px; box-shadow: 0 4px 12px rgba(0,0,0,0.4); z-index: 2000; border: 1px solid #333; }
.draw-tool-btn { width: 36px; height: 36px; background: transparent; border: none; border-radius: 6px; cursor: pointer; display: flex; align-items: center; justify-content: center; color: #a8a8a8; transition: all 0.15s; font-size: 16px; }
.draw-tool-btn:hover { background: rgba(255,255,255,0.1); color: #fff; }
.draw-tool-btn.active { background: #403b5c; color: #a8a5ff; }

/* Properties Bar */
#props-toolbar { position: absolute; background: #232329; border-radius: 8px; padding: 8px; display: none; gap: 12px; box-shadow: 0 10px 25px rgba(0,0,0,0.5); z-index: 2001; border: 1px solid #333; align-items: center; white-space: nowrap; }
#props-toolbar.visible { display: flex; }
.prop-section { display: flex; gap: 4px; align-items: center; }
.prop-divider { width: 1px; height: 24px; background: #444; margin: 0 4px; }
.color-btn { width: 24px; height: 24px; border-radius: 4px; cursor: pointer; border: 1px solid rgba(255,255,255,0.1); transition: transform 0.1s; }
.color-btn:hover { transform: scale(1.1); }
.color-btn.active { border-color: white; box-shadow: 0 0 0 2px #a8a5ff; }

.canvas-shape { position: absolute; pointer-events: auto; transform-origin: center center; }
.canvas-shape.selected { outline: 2px solid var(--accent); outline-offset: 2px; }
.shape-handles { position: absolute; inset: -10px; pointer-events: none; display: none; }
.canvas-shape.selected .shape-handles { display: block; }
.handle { position: absolute; width: 10px; height: 10px; background: white; border: 1px solid var(--accent); border-radius: 2px; pointer-events: auto; z-index: 50; }
.handle.tl { top: 0; left: 0; cursor: nwse-resize; }
.handle.tr { top: 0; right: 0; cursor: nesw-resize; }
.handle.bl { bottom: 0; left: 0; cursor: nesw-resize; }
.handle.br { bottom: 0; right: 0; cursor: nwse-resize; }

/* Scrollbars */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(0,0,0,0.1); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

#mycanvas { display: none; }

/* =========================================================
   MODAL FORCE FIXES (Using !important to break specificity)
   ========================================================= */

#cloud-modal, #settings-modal {
    display: none;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background: rgba(0, 0, 0, 0.85) !important;
    backdrop-filter: blur(5px);
    z-index: 9999 !important;
    align-items: center;
    justify-content: center;
    transform: none !important; 
}

.modal-box, .cloud-content {
    background: var(--bg-node) !important;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    position: relative !important;
    margin: auto !important;
}

.cloud-content { width: 800px; max-width: 90%; height: 80vh; }
.modal-box { width: 500px; max-width: 90%; padding: 25px; }

.cloud-header { padding: 15px 20px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; background: rgba(255,255,255,0.02); }
.cloud-body { flex: 1; overflow-y: auto; padding: 20px; }
.cloud-footer { padding: 15px 20px; border-top: 1px solid var(--border-color); display: flex; justify-content: flex-end; }

.flow-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 15px; }
.flow-card { background: rgba(255,255,255,0.03); border: 1px solid var(--border-color); border-radius: 8px; padding: 15px; transition: transform 0.2s; display: flex; flex-direction: column; min-height: 140px; }
.flow-card:hover { border-color: #a855f7; background: rgba(255,255,255,0.05); transform: translateY(-2px); }
.flow-name { font-weight: bold; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 14px; margin-bottom: 4px; }
.flow-meta { font-size: 11px; color: var(--text-muted); margin-bottom: 8px; display: flex; justify-content: space-between; }
.flow-actions { display: flex; gap: 8px; margin-top: auto; }

/* === MODAL OVERLAY SYSTEM === */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-node);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-header);
}

.modal-header h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-main);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Modal form elements */
.modal-content label {
    font-size: 12px;
    color: var(--text-muted);
    display: block;
    margin-bottom: 4px;
}

.modal-content input[type="text"],
.modal-content input[type="email"],
.modal-content input[type="password"],
.modal-content textarea,
.modal-content select {
    width: 100%;
    padding: 10px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 6px;
    font-size: 13px;
}

.modal-content input:focus,
.modal-content textarea:focus,
.modal-content select:focus {
    outline: none;
    border-color: var(--accent);
}

/* Light mode modal overrides */
[data-theme="light"] .modal-overlay { background: rgba(0, 0, 0, 0.5); }
[data-theme="light"] .modal-content { box-shadow: 0 20px 60px rgba(80,60,30,0.25); }

/* Midnight mode modal overrides */
[data-theme="midnight"] .modal-content { 
    background: #18181b; 
    border-color: rgba(63, 63, 70, 0.5);
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

/* --- Node execution heatmap --- */
.node.heat-low .node-header {
    box-shadow: 0 0 0 1px rgba(34,197,94,0.45);
}
.node.heat-med .node-header {
    box-shadow: 0 0 0 1px rgba(234,179,8,0.6);
}
.node.heat-high .node-header {
    box-shadow: 0 0 0 1px rgba(239,68,68,0.7);
}

/* --- Node inspector panel --- */
.node-header .node-inspector-toggle,
.node-header .node-assistant-btn {
    font-size: 11px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px 5px;
    border-radius: 4px;
    margin-left: 2px;
    line-height: 1;
}
.node-header .node-inspector-toggle:hover,
.node-header .node-assistant-btn:hover {
    border-color: var(--border-color);
    background: rgba(255,255,255,0.05);
}
.node-header .node-inspector-toggle.active {
    border-color: #22c55e;
    color: #22c55e;
}

.node-inspector {
    margin-top: 6px;
    padding: 6px;
    border-top: 1px dashed var(--border-color);
    background: rgba(15,23,42,0.9);
    font-size: 10px;
    border-radius: 4px;
}
.node-inspector .inspector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}
.node-inspector .inspector-badge {
    background: #020617;
    border-radius: 999px;
    padding: 1px 6px;
    font-size: 9px;
    border: 1px solid var(--border-color);
}
.node-inspector .inspector-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2px;
}
.node-inspector .inspector-row .label {
    color: var(--text-muted);
}
.node-inspector .inspector-status-ok {
    color: #22c55e;
}
.node-inspector .inspector-status-error {
    color: #f97316;
}
.node-inspector .inspector-status-idle {
    color: #64748b;
}
.node-inspector .inspector-value {
    margin: 2px 0 4px 0;
    max-height: 80px;
    overflow: auto;
    white-space: pre-wrap;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
.node-inspector .inspector-error {
    color: #f97316;
}

/* --- Browser log collapse --- */
.browser-log-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}
.browser-log-toggle {
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 10px;
    cursor: pointer;
    padding: 0 4px;
    border-radius: 4px;
}
.browser-log-toggle.active {
    color: #22c55e;
}
.browser-log.collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    border-width: 0;
    overflow: hidden;
}

/* =========================
   COMMUNITY GALLERY STYLES
   ========================= */

.community-card {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
    min-height: 160px;
}

.community-card:hover {
    transform: translateY(-4px);
    border-color: #a855f7;
    box-shadow: 0 10px 30px -10px rgba(168, 85, 247, 0.3);
    background: #243045;
}

.comm-header { margin-bottom: 12px; }
.comm-title { font-weight: 700; font-size: 15px; color: white; margin-bottom: 4px; }
.comm-author { font-size: 11px; color: #64748b; font-family: monospace; }

.comm-desc { 
    font-size: 12px; color: #94a3b8; flex: 1; margin-bottom: 20px; 
    line-height: 1.5; 
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}

.comm-footer { 
    display: flex; justify-content: space-between; align-items: center; 
    margin-top: auto; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 15px; 
}

.upvote-btn {
    background: transparent; border: 1px solid #334155; color: #94a3b8;
    padding: 6px 12px; border-radius: 6px; font-size: 12px; cursor: pointer;
    display: flex; align-items: center; gap: 6px; transition: all 0.2s;
}
.upvote-btn:hover { border-color: #ef4444; color: #ef4444; background: rgba(239,68,68,0.1); }
.upvote-btn.voted { border-color: #ef4444; color: #ef4444; pointer-events: none; }

/* =========================
   MAESTRO CHROME BUTTON
   Bright LED flashlight effect on hover
   ========================= */

.weave-chrome-btn {
    position: relative;
    isolation: isolate;
    padding: 8px 16px;
    border-radius: 10px;
    min-width: 44px;
    text-align: center;
    
    --mx: 50%;
    --my: 50%;
    --p: 0;
    
    color: #f0f4ff;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: .25px;
    cursor: pointer;
    user-select: none;
    border: 1px solid rgba(255,255,255, calc(.15 + var(--p) * .4));
    
    /* Metallic chrome base */
    background:
        linear-gradient(180deg,
            rgba(255,255,255,.35) 0%,
            rgba(200,210,230,.15) 20%,
            rgba(100,120,150,.1) 50%,
            rgba(20,30,50,.3) 80%,
            rgba(0,0,0,.4) 100%),
        linear-gradient(135deg, #3a4555, #1a2030);
    
    box-shadow:
        0 10px 30px rgba(0,0,0,.5),
        inset 0 1px 0 rgba(255,255,255,.5),
        inset 0 -10px 20px rgba(0,0,0,.3),
        inset 6px 0 12px rgba(255,255,255,.03),
        inset -6px 0 12px rgba(0,0,0,.15);
    
    transform: translateZ(0) translateY(calc(var(--p) * -2px));
    transition: transform .1s ease, box-shadow .1s ease, border-color .1s ease;
}

/* Bright glow halo - the "flashlight spill" */
.weave-chrome-btn .halo {
    position: absolute;
    inset: -20px;
    border-radius: 16px;
    pointer-events: none;
    z-index: 0;
    background: radial-gradient(circle 120px at var(--mx) var(--my),
        rgba(255,255,255, calc(var(--p) * .6)),
        rgba(200,220,255, calc(var(--p) * .2)) 40%,
        transparent 70%);
    filter: blur(12px);
    opacity: var(--p);
}

/* MAIN FLASHLIGHT HOTSPOT - bright white center */
.weave-chrome-btn::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    z-index: 1;
    background: radial-gradient(circle 80px at var(--mx) var(--my),
        rgba(255,255,255, 1),
        rgba(255,255,255, .85) 20%,
        rgba(255,255,255, .4) 40%,
        rgba(255,255,255, .1) 60%,
        transparent 80%);
    opacity: calc(var(--p) * var(--p) * .95);
    mix-blend-mode: overlay;
}

/* Secondary bright reflection */
.weave-chrome-btn::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    z-index: 2;
    background: 
        /* Intense center spot */
        radial-gradient(circle 50px at var(--mx) var(--my),
            rgba(255,255,255, 1),
            rgba(255,255,255, .6) 30%,
            transparent 70%),
        /* Horizontal chrome lines */
        repeating-linear-gradient(180deg,
            transparent 0px,
            transparent 4px,
            rgba(255,255,255, calc(var(--p) * .15)) 5px,
            transparent 6px);
    opacity: calc(var(--p) * var(--p));
    mix-blend-mode: screen;
}

/* Inner highlight bevel */
.weave-chrome-btn .inner {
    position: absolute;
    inset: 1px;
    border-radius: 9px;
    pointer-events: none;
    z-index: 3;
    box-shadow:
        inset 0 1px 1px rgba(255,255,255, calc(.3 + var(--p) * .5)),
        inset 0 -1px 1px rgba(0,0,0,.3);
    background: radial-gradient(circle 100px at var(--mx) var(--my),
        rgba(255,255,255, calc(var(--p) * .3)),
        transparent 60%);
}

.weave-chrome-btn .label {
    position: relative;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-shadow: 
        0 1px 2px rgba(0,0,0,.8),
        0 0 calc(var(--p) * 10px) rgba(255,255,255, calc(var(--p) * .5));
    transition: text-shadow .1s ease;
}

.weave-chrome-btn:active {
    transform: translateY(1px) scale(.98);
}

/* When fully hovered - extra bright border glow */
.weave-chrome-btn:hover {
    box-shadow:
        0 10px 30px rgba(0,0,0,.5),
        0 0 20px rgba(255,255,255, calc(var(--p) * .3)),
        inset 0 1px 0 rgba(255,255,255,.6),
        inset 0 -10px 20px rgba(0,0,0,.3),
        inset 6px 0 12px rgba(255,255,255,.05),
        inset -6px 0 12px rgba(0,0,0,.15);
}

/* ===========================================
   UI POLISH SYSTEM - Professional Level
   =========================================== */

/* --- NODE EXECUTION STATES --- */
.node.executing {
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 0 rgba(96, 165, 250, 0.4);
    animation: node-pulse 1.5s ease-in-out infinite;
}

.node.executing::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    background-size: 200% 100%;
    animation: shimmer 1.2s linear infinite;
    border-radius: 8px 8px 0 0;
}

@keyframes node-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(96, 165, 250, 0.4), 0 4px 20px rgba(0,0,0,0.4); }
    50% { box-shadow: 0 0 0 8px rgba(96, 165, 250, 0), 0 4px 20px rgba(0,0,0,0.4); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.node.node-error {
    border-color: var(--danger) !important;
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.3), 0 4px 20px rgba(0,0,0,0.4);
}

.node.node-error .node-header::after {
    content: '⚠';
    position: absolute;
    top: 6px;
    right: 30px;
    font-size: 12px;
    color: var(--danger);
}

.node.node-success {
    border-color: var(--success) !important;
    transition: border-color 0.3s, box-shadow 0.3s;
}

/* --- SKELETON LOADERS --- */
.skeleton {
    background: linear-gradient(90deg, 
        rgba(255,255,255,0.03) 25%, 
        rgba(255,255,255,0.08) 50%, 
        rgba(255,255,255,0.03) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s infinite;
    border-radius: 4px;
}

@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 12px;
    margin: 4px 0;
}

.skeleton-text.short { width: 60%; }
.skeleton-text.medium { width: 80%; }
.skeleton-text.full { width: 100%; }

.skeleton-box {
    height: 60px;
    margin: 8px 0;
}

/* --- PORT HIGHLIGHTING (Connection Feedback) --- */
.port.port-compatible {
    background: var(--success) !important;
    box-shadow: 0 0 12px var(--success), 0 0 4px var(--success);
    transform: scale(1.4);
    transition: all 0.15s ease;
}

.port.port-incompatible {
    opacity: 0.25;
    transform: scale(0.8);
    transition: all 0.15s ease;
}

/* Connection made flash */
@keyframes connection-made {
    0% { stroke: var(--success); stroke-width: 4; filter: drop-shadow(0 0 6px var(--success)); }
    100% { stroke: var(--connection-color); stroke-width: 2; filter: none; }
}

.connection-path.just-connected {
    animation: connection-made 0.4s ease-out;
}

/* --- STANDARDIZED BUTTON SYSTEM --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid transparent;
    font-family: inherit;
}

.btn:active:not(:disabled) { transform: scale(0.97); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}
.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
    box-shadow: 0 4px 12px rgba(96, 165, 250, 0.35);
    transform: translateY(-1px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    border-color: var(--border-color);
}
.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-danger {
    background: transparent;
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.4);
}
.btn-danger:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.15);
    border-color: var(--danger);
}

.btn-success {
    background: var(--success);
    color: white;
    border-color: var(--success);
}
.btn-success:hover:not(:disabled) {
    filter: brightness(1.15);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border: none;
}
.btn-ghost:hover:not(:disabled) {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

.btn-sm { padding: 4px 10px; font-size: 11px; height: 28px; }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-icon { width: 36px; height: 36px; padding: 0; border-radius: 8px; }

/* --- TYPOGRAPHY SYSTEM --- */
.text-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-main);
    letter-spacing: -0.2px;
}

.text-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.text-body {
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-main);
}

.text-small {
    font-size: 11px;
    color: var(--text-muted);
}

.text-mono {
    font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
    font-size: 11px;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.status-badge.success { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.status-badge.error { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.status-badge.warning { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.status-badge.info { background: rgba(96, 165, 250, 0.15); color: var(--accent); }
.status-badge.idle { background: rgba(148, 163, 184, 0.1); color: var(--text-muted); }

/* --- MICRO-INTERACTIONS --- */

/* Smooth input focus */
input, textarea, select {
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
    outline: none;
}

/* Custom Checkbox */
input[type="checkbox"].custom-check {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s ease;
    position: relative;
    background: var(--bg-input);
}

input[type="checkbox"].custom-check:checked {
    background: var(--accent);
    border-color: var(--accent);
}

input[type="checkbox"].custom-check:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

input[type="checkbox"].custom-check:hover {
    border-color: var(--accent);
}

/* --- Node Checkbox & Options Styling --- */
.node-body input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    min-width: 14px;
    min-height: 14px;
    border: 1.5px solid var(--border-color);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.15s ease;
    position: relative;
    background: var(--bg-input);
    vertical-align: middle;
    margin: 0;
    flex-shrink: 0;
}
.node-body input[type="checkbox"]:checked {
    background: var(--accent);
    border-color: var(--accent);
}
.node-body input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 9px;
    font-weight: bold;
    line-height: 1;
}
.node-body input[type="checkbox"]:hover {
    border-color: var(--accent);
}

/* Checkbox row containers - target inline-flex divs */
.node-body > div[style*="inline-flex"],
.node-body > div > div[style*="inline-flex"] {
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    font-size: 11px;
    color: var(--text-main);
    margin: 4px 0;
}

/* Spans next to checkboxes */
.node-body input[type="checkbox"] + span,
.node-body input[type="checkbox"] + label {
    font-size: 11px;
    color: var(--text-main);
    line-height: 1.2;
    cursor: pointer;
    user-select: none;
}

/* Labels in node body */
.node-body > label {
    display: block;
    font-size: 10px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 4px;
    margin-top: 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.node-body > label:first-child {
    margin-top: 0;
}

/* Option groups - horizontal checkbox rows */
.node-body .option-row,
.node-body .checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 6px 0;
}

/* Inline option with checkbox */
.node-body .option-inline {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
}

/* Toggle Switch */
.toggle-switch {
    width: 44px;
    height: 24px;
    background: var(--border-color);
    border-radius: 12px;
    position: relative;
    cursor: pointer;
    transition: background 0.2s ease;
    border: none;
    padding: 0;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: transform 0.2s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.toggle-switch.active {
    background: var(--accent);
}

.toggle-switch.active::after {
    transform: translateX(20px);
}

/* Tooltips */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    padding: 6px 10px;
    background: #1e293b;
    color: white;
    font-size: 11px;
    font-weight: 500;
    border-radius: 6px;
    white-space: nowrap;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.15s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

[data-tooltip]::after {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #1e293b;
    opacity: 0;
    transition: opacity 0.15s ease;
}

[data-tooltip]:hover::before {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

[data-tooltip]:hover::after {
    opacity: 1;
}

/* --- KEYBOARD SHORTCUTS MODAL --- */
.shortcuts-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.shortcuts-modal.visible {
    opacity: 1;
    visibility: visible;
}

.shortcuts-content {
    background: var(--bg-node);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    max-width: 550px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.shortcuts-content h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 700;
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.shortcut-group h3 {
    font-size: 10px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 10px;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.shortcut-item:last-child {
    border-bottom: none;
}

.shortcut-item kbd {
    background: rgba(255, 255, 255, 0.08);
    padding: 4px 10px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    min-width: 50px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.shortcut-item span {
    color: var(--text-muted);
    font-size: 12px;
}

.shortcuts-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.shortcuts-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
}

/* --- MINIMAP --- */
.minimap {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 180px;
    height: 120px;
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    z-index: 100;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    cursor: pointer;
    transition: all 0.2s ease;
}

.minimap:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--accent);
}

.minimap-header {
    background: rgba(255, 255, 255, 0.03);
    padding: 4px 8px;
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.minimap-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    padding: 0;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.minimap-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
}

.minimap-canvas {
    width: 100%;
    height: calc(100% - 24px);
}

.minimap-viewport {
    position: absolute;
    border: 1.5px solid var(--accent);
    background: rgba(96, 165, 250, 0.1);
    border-radius: 2px;
    pointer-events: none;
}

.minimap.hidden {
    display: none;
}

/* Move minimap when node sidebar is open */
body.node-sidebar-open .minimap {
    right: 240px; /* 220px sidebar + 20px margin */
}

/* Light mode minimap */
[data-theme="light"] .minimap {
    background: rgba(250, 248, 245, 0.95);
}

[data-theme="light"] .minimap-header {
    background: rgba(0, 0, 0, 0.03);
}

/* Midnight mode minimap */
[data-theme="midnight"] .minimap {
    background: rgba(9, 9, 11, 0.95);
}

/* --- EMPTY CANVAS STATE --- */
.empty-canvas {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 5;
    transition: opacity 0.3s ease;
    background: var(--bg-node);
    padding: 30px 40px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.empty-canvas.hidden {
    opacity: 0;
    pointer-events: none;
}

.empty-canvas-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 28px;
    height: 28px;
    border: none;
    background: rgba(255,255,255,0.1);
    color: var(--text-muted);
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.empty-canvas-close:hover {
    background: rgba(255,255,255,0.2);
    color: var(--text-main);
}

.empty-canvas-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.6;
}

.empty-canvas h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}

.empty-canvas p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.empty-canvas-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.empty-canvas-hint {
    margin-top: 24px;
    font-size: 11px;
    color: var(--text-muted);
}

.empty-canvas-hint kbd {
    background: rgba(255, 255, 255, 0.08);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    margin: 0 2px;
}

/* --- NODE INSPECTOR IMPROVEMENTS --- */
.node-inspector-panel {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 280px;
    max-height: 300px;
    background: var(--bg-node);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    z-index: 100;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    display: none;
}

.node-inspector-panel.visible {
    display: block;
}

.node-inspector-header {
    background: rgba(255, 255, 255, 0.03);
    padding: 10px 12px;
    font-size: 11px;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.node-inspector-body {
    padding: 12px;
    max-height: 240px;
    overflow-y: auto;
}

/* --- LOADING OVERLAY FOR NODES --- */
.node-loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: inherit;
    z-index: 10;
}

.node-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- TOAST IMPROVEMENTS --- */
.toast {
    animation: toast-slide-in 0.3s ease;
}

@keyframes toast-slide-in {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.hiding {
    animation: toast-slide-out 0.3s ease forwards;
}

@keyframes toast-slide-out {
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* --- RESPONSIVE ADJUSTMENTS --- */
@media (max-width: 768px) {
    .shortcuts-grid {
        grid-template-columns: 1fr;
    }
    
    .minimap {
        width: 140px;
        height: 90px;
    }
}

/* ===========================================
   COLLABORATION SYSTEM STYLES
   =========================================== */

/* Collab Cursor */
.collab-cursor {
    position: absolute;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.08s ease-out;
}

.collab-cursor-label {
    position: absolute;
    left: 18px;
    top: 14px;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    color: white;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

/* Collab Panel */
#collab-panel {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 280px;
    background: var(--bg-node);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    z-index: 200;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    display: none;
}

#collab-panel.visible {
    display: block;
}

.collab-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--border-color);
}

.collab-room-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 16px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
}

.collab-copy-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 14px;
    padding: 4px;
}

.collab-end-btn, .collab-leave-btn {
    margin-left: auto;
    padding: 4px 10px;
    font-size: 11px;
    border-radius: 4px;
    cursor: pointer;
}

.collab-end-btn {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #fca5a5;
}

.collab-end-btn:hover {
    background: rgba(239, 68, 68, 0.3);
}

.collab-leave-btn {
    background: rgba(148, 163, 184, 0.1);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.collab-leave-btn:hover {
    background: rgba(148, 163, 184, 0.2);
}

.collab-users {
    padding: 12px;
    max-height: 150px;
    overflow-y: auto;
    border-bottom: 1px solid var(--border-color);
}

.collab-user {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
}

.collab-user.host {
    font-weight: 600;
}

.collab-user-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.collab-user-name {
    flex: 1;
    font-size: 13px;
    color: var(--text-main);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.collab-kick-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 4px;
    opacity: 0;
    transition: opacity 0.2s, background 0.2s;
}

.collab-user:hover .collab-kick-btn {
    opacity: 1;
}

.collab-kick-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.collab-no-guests {
    font-size: 12px;
    color: var(--text-muted);
    font-style: italic;
    padding: 8px 0;
}

/* Collab Chat */
.collab-chat {
    display: flex;
    flex-direction: column;
    height: 150px;
}

.collab-chat-log {
    flex: 1;
    overflow-y: auto;
    padding: 8px 12px;
    font-size: 12px;
}

.collab-chat-msg {
    padding: 4px 0;
    color: var(--text-main);
}

.collab-chat-msg .sender {
    font-weight: 600;
    color: var(--text-muted);
    margin-right: 4px;
}

.collab-chat-msg.me .sender {
    color: var(--accent);
}

.collab-chat-input {
    display: flex;
    gap: 6px;
    padding: 8px 12px;
    border-top: 1px solid var(--border-color);
    background: rgba(0, 0, 0, 0.1);
}

.collab-chat-input input {
    flex: 1;
    padding: 6px 10px;
    font-size: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-main);
}

.collab-chat-input button {
    padding: 6px 12px;
    font-size: 11px;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    cursor: pointer;
}

.collab-chat-input button:hover {
    filter: brightness(1.1);
}

/* Collab Toolbar Button */
.pill-btn.collab {
    color: #c4b5fd;
}

.pill-btn.collab:hover {
    color: #a78bfa;
    background: rgba(167, 139, 250, 0.15);
}

.pill-btn.collab.active-state {
    background: rgba(167, 139, 250, 0.3);
    border-color: #a78bfa;
    color: white;
    animation: collab-pulse 2s infinite;
}

@keyframes collab-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(167, 139, 250, 0.4); }
    50% { box-shadow: 0 0 0 4px rgba(167, 139, 250, 0); }
}

/* Collab Modal (Start/Join) */
.collab-modal-content {
    text-align: center;
    padding: 20px;
}

.collab-modal-content h3 {
    margin-bottom: 20px;
    font-size: 18px;
}

.collab-modal-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 280px;
    margin: 0 auto;
}

.collab-modal-actions button {
    padding: 14px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.collab-modal-actions .create-btn {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border: none;
    color: white;
}

.collab-modal-actions .create-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.collab-modal-actions .join-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.collab-modal-actions .join-btn:hover {
    border-color: var(--accent);
    background: rgba(96, 165, 250, 0.1);
}

.collab-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 12px;
}

.collab-divider::before,
.collab-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

/* Node execution states for collaboration */
.node.executing {
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.6);
    border-color: #fbbf24 !important;
}

.node.executing::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border: 2px solid #fbbf24;
    border-radius: inherit;
    animation: pulse-border 1s infinite;
}

@keyframes pulse-border {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.node.success {
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.6);
    border-color: #22c55e !important;
}

.node.error {
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.6);
    border-color: #ef4444 !important;
}

/* Collab panel swap button */
.collab-swap-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 2px 6px;
    font-size: 12px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.collab-swap-btn:hover {
    opacity: 1;
}

/* Runner status indicator */
.collab-runner-status {
    padding: 8px 12px;
    background: rgba(34, 197, 94, 0.15);
    border-radius: 6px;
    font-size: 12px;
    color: #22c55e;
    text-align: center;
    margin-bottom: 8px;
}

/* Role badge */
.collab-role-badge {
    font-size: 10px;
    background: #22c55e;
    color: #000;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: auto;
}

/* Collab controls */
.collab-controls {
    display: flex;
    gap: 8px;
    padding: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    flex-wrap: wrap;
}

.collab-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    cursor: pointer;
    padding: 4px 8px;
    background: rgba(255,255,255,0.05);
    border-radius: 4px;
    transition: background 0.2s;
}

.collab-toggle:hover {
    background: rgba(255,255,255,0.1);
}

.collab-toggle input[type="checkbox"] {
    width: 14px;
    height: 14px;
    cursor: pointer;
}

.collab-sync-btn {
    padding: 4px 8px;
    font-size: 11px;
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 4px;
    color: #93c5fd;
    cursor: pointer;
    transition: all 0.2s;
}

.collab-sync-btn:hover {
    background: rgba(59, 130, 246, 0.3);
    border-color: rgba(59, 130, 246, 0.5);
}

/* Remote pending connection animation */
@keyframes pendingPulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 0.9; }
}

.remote-pending-line {
    animation: pendingPulse 0.8s ease-in-out infinite;
}

/* Remote pending connection animation - enhanced */
.remote-pending-line {
    animation: remotePendingPulse 0.6s ease-in-out infinite;
}

.remote-pending-endpoint {
    animation: remotePendingDot 0.4s ease-in-out infinite;
}

@keyframes remotePendingPulse {
    0%, 100% { 
        opacity: 0.7;
        stroke-width: 4;
    }
    50% { 
        opacity: 1;
        stroke-width: 5;
    }
}

@keyframes remotePendingDot {
    0%, 100% { 
        r: 8;
        opacity: 0.8;
    }
    50% { 
        r: 10;
        opacity: 1;
    }
}

/* =====================================================
   AGENT NODE STYLES - Add to your main CSS file
   ===================================================== */

/* Tool node glow effect when agent is using it */
.node-glow-active {
    animation: tool-pulse 1s ease-in-out infinite !important;
    box-shadow: 0 0 20px 5px rgba(59, 130, 246, 0.6) !important;
    border-color: #3b82f6 !important;
}

@keyframes tool-pulse {
    0%, 100% { 
        box-shadow: 0 0 15px 3px rgba(59, 130, 246, 0.4);
        border-color: rgba(59, 130, 246, 0.6);
    }
    50% { 
        box-shadow: 0 0 25px 8px rgba(59, 130, 246, 0.7);
        border-color: rgba(59, 130, 246, 1);
    }
}

/* Agent status indicator - shows below the node */
.agent-status {
    position: absolute;
    bottom: -28px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #60a5fa;
    padding: 5px 14px;
    border-radius: 14px;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    border: 1px solid #3b82f6;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    pointer-events: none;
}

/* Thinking state - yellow/amber */
.agent-status.thinking {
    color: #fbbf24;
    border-color: #f59e0b;
    background: linear-gradient(135deg, #1e293b 0%, #1c1917 100%);
    animation: status-pulse 1.5s ease-in-out infinite;
}

/* Using tool state - green */
.agent-status.using-tool {
    color: #34d399;
    border-color: #10b981;
    background: linear-gradient(135deg, #1e293b 0%, #14291e 100%);
}

/* Error state - red */
.agent-status.error {
    color: #f87171;
    border-color: #ef4444;
    background: linear-gradient(135deg, #1e293b 0%, #2d1515 100%);
}

/* Subtle pulse animation for thinking */
@keyframes status-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Optional: Make the agent node itself have a subtle indicator when active */
.node[data-type="agent"].agent-running {
    border-color: #3b82f6;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

/* Tool node glow when agent is using it */
.node.node-glow-active,
.node.node-glow-active.processing,
.node.node-glow-active.selected,
.node.node-glow-active.executing {
    animation: agent-tool-pulse 1s ease-in-out infinite !important;
    box-shadow: 0 0 25px 10px rgba(59, 130, 246, 0.7) !important;
    border-color: #3b82f6 !important;
    border-width: 2px !important;
    z-index: 1000 !important;
}

@keyframes agent-tool-pulse {
    0%, 100% { 
        box-shadow: 0 0 20px 8px rgba(59, 130, 246, 0.5);
        border-color: rgba(59, 130, 246, 0.8);
    }
    50% { 
        box-shadow: 0 0 35px 15px rgba(59, 130, 246, 0.9);
        border-color: rgba(59, 130, 246, 1);
    }
}