:root{--bg-primary: #05050f;--bg-panel: rgba(13, 13, 28, .7);--bg-panel-hover: rgba(22, 22, 45, .85);--border-panel: rgba(255, 255, 255, .1);--border-panel-glow: rgba(0, 240, 255, .35);--text-primary: #f0f4f8;--text-secondary: #94a3b8;--text-dim: #64748b;--accent-cyan: #00f0ff;--accent-pink: #ff007f;--accent-purple: #7b2cbf;--font-main: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--shadow-glow: 0 0 20px rgba(0, 240, 255, .2)}*{box-sizing:border-box;margin:0;padding:0;user-select:none}body{width:100vw;height:100vh;overflow:hidden;background-color:var(--bg-primary);font-family:var(--font-main);color:var(--text-primary);-webkit-font-smoothing:antialiased}body.hide-hud .top-header,body.hide-hud .presets-bar,body.hide-hud .stats-hud,body.hide-hud .controls-hint,body.hide-hud .lil-gui{opacity:0!important;pointer-events:none!important;transition:opacity .3s ease}.top-header,.presets-bar,.stats-hud,.controls-hint,.lil-gui{transition:opacity .3s ease}#canvas-container{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}.glass-panel{background:var(--bg-panel);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-panel);border-radius:var(--radius-md);box-shadow:0 8px 32px #00000073;transition:border-color .3s ease,box-shadow .3s ease}.glass-panel:hover{border-color:#fff3}.top-header{position:absolute;top:16px;left:16px;right:16px;height:64px;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:0 20px}.header-left{display:flex;align-items:center;gap:14px}.logo-mark{position:relative;width:36px;height:36px;background:linear-gradient(135deg,var(--accent-cyan),var(--accent-pink));border-radius:8px;display:flex;align-items:center;justify-content:center;box-shadow:0 0 15px #00f0ff80}.logo-icon{font-size:16px;color:#fff;font-weight:800}.logo-pulse{position:absolute;inset:-3px;border-radius:11px;border:2px solid var(--accent-cyan);opacity:.4;animation:pulse-ring 2.5s infinite ease-out}@keyframes pulse-ring{0%{transform:scale(.95);opacity:.8}50%{transform:scale(1.15);opacity:0}to{transform:scale(.95);opacity:0}}.app-title{font-size:18px;font-weight:800;letter-spacing:1px}.accent-text{background:linear-gradient(90deg,var(--accent-cyan),var(--accent-pink));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.app-subtitle{font-size:11px;color:var(--text-secondary);font-weight:400}.header-center{display:flex;align-items:center}.fractal-select-wrapper{display:flex;align-items:center;gap:10px;background:#00000059;padding:6px 14px;border-radius:var(--radius-md);border:1px solid var(--border-panel)}.select-label{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:1px;color:var(--accent-cyan)}.custom-select{background:transparent;color:var(--text-primary);border:none;font-family:var(--font-main);font-size:14px;font-weight:600;outline:none;cursor:pointer}.custom-select option{background:#0d0d1c;color:#fff}.header-right{display:flex;align-items:center;gap:8px}.hud-btn{background:#ffffff0d;border:1px solid var(--border-panel);color:var(--text-primary);padding:8px 14px;border-radius:var(--radius-sm);font-family:var(--font-main);font-size:13px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s ease}.hud-btn:hover{background:#ffffff1f;border-color:#ffffff4d;transform:translateY(-1px)}.hud-btn:active{transform:translateY(0)}.hud-btn.active{background:#00f0ff26;border-color:var(--accent-cyan);color:var(--accent-cyan)}.hud-btn.highlight{background:linear-gradient(135deg,#00f0ff33,#ff007f33);border-color:#00f0ff66}.hud-btn.highlight:hover{border-color:var(--accent-cyan);box-shadow:0 0 15px #00f0ff4d}.stats-hud{position:absolute;bottom:20px;left:20px;z-index:10;padding:12px 16px;min-width:170px;display:flex;flex-direction:column;gap:6px}.stat-row{display:flex;justify-content:space-between;align-items:center;font-family:var(--font-mono);font-size:11px}.stat-label{color:var(--text-dim)}.stat-value{font-weight:700;color:var(--text-primary)}.highlight-val{color:#0f8}.controls-hint{position:absolute;bottom:20px;right:20px;z-index:9;background:#05050f99;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.05);border-radius:20px;padding:6px 14px;display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-secondary)}.modal-backdrop{position:fixed;inset:0;background:#03030abf;backdrop-filter:blur(10px);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:1;visibility:visible;transition:all .3s ease}.modal-backdrop.hidden{opacity:0;visibility:hidden;pointer-events:none}.modal-dialog{width:90%;max-width:780px;max-height:85vh;background:#0e0e1ef2;border:1px solid rgba(0,240,255,.3);box-shadow:0 10px 40px #000000b3,0 0 30px #00f0ff26;display:flex;flex-direction:column;overflow:hidden;animation:modal-enter .3s ease-out}@keyframes modal-enter{0%{transform:scale(.94) translateY(10px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}.modal-header{padding:20px 24px;border-bottom:1px solid var(--border-panel);display:flex;align-items:center;justify-content:space-between}.modal-title-group h2{font-size:20px;font-weight:700;margin-top:4px}.modal-badge{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:1.5px;color:var(--accent-cyan)}.btn-close{background:transparent;border:none;color:var(--text-dim);font-size:28px;cursor:pointer;line-height:1;padding:4px 8px;border-radius:6px;transition:color .2s}.btn-close:hover{color:#fff;background:#ffffff1a}.modal-body{padding:24px;overflow-y:auto;display:flex;flex-direction:column;gap:20px}.math-card{background:#ffffff08;border:1px solid var(--border-panel);border-radius:var(--radius-md);padding:18px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.card-header h3{font-size:16px;color:var(--accent-cyan)}.dim-badge{font-family:var(--font-mono);font-size:11px;font-weight:700;background:#00f0ff26;color:var(--accent-cyan);padding:3px 8px;border-radius:4px;border:1px solid rgba(0,240,255,.3)}.math-card p{font-size:13.5px;line-height:1.6;color:var(--text-secondary)}.math-card code{font-family:var(--font-mono);background:#0006;padding:2px 6px;border-radius:4px;color:var(--accent-pink);font-size:12px}.formula-box{margin-top:12px;background:#0006;border-left:3px solid var(--accent-cyan);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:12px 16px}.formula-title{font-family:var(--font-mono);font-size:11px;font-weight:700;color:var(--text-dim);margin-bottom:6px}.formula-math{font-family:var(--font-mono);font-size:14px;font-weight:700;color:#fff;margin:6px 0}.formula-note{font-size:12.5px!important;color:var(--text-dim)!important;margin-top:6px}.code-snippet{font-family:var(--font-mono);font-size:12px;color:#0f8;line-height:1.5;white-space:pre-wrap}.lil-gui{--background-color: rgba(13, 13, 28, .85) !important;--text-color: #f0f4f8 !important;--title-background-color: rgba(22, 22, 45, .95) !important;--widget-color: rgba(255, 255, 255, .08) !important;--hover-color: rgba(0, 240, 255, .2) !important;--focus-color: var(--accent-cyan) !important;--number-color: var(--accent-cyan) !important;--string-color: var(--accent-pink) !important;font-family:var(--font-main)!important;border-radius:var(--radius-md)!important;border:1px solid var(--border-panel)!important;backdrop-filter:blur(16px)!important;box-shadow:0 8px 32px #00000080!important;top:90px!important;right:16px!important}.lil-gui .title{font-weight:700!important;letter-spacing:.5px!important}@media(max-width:900px){.app-subtitle{display:none}.header-right{gap:4px}.hud-btn{padding:6px 10px;font-size:12px}.presets-bar{max-width:90%;overflow-x:auto;justify-content:flex-start}}