:root{--font-sans:"Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--bg-main:#0a0b0d;--bg-gradient:radial-gradient(circle at 50% 0%, #1a1c24 0%, #0a0b0d 100%);--panel-bg:#12141aa6;--panel-border:#ffffff0f;--panel-shadow:0 8px 32px 0 #0006;--color-primary:#ff5100;--color-primary-hover:#ff7300;--color-primary-glow:#ff51004d;--color-secondary:#00c8ff;--color-secondary-hover:#33d6ff;--color-secondary-glow:#00c8ff33;--text-main:#f3f4f6;--text-muted:#9ca3af;--text-inverse:#fff;--border-radius-lg:16px;--border-radius-md:10px;--border-radius-sm:6px;--transition-fast:.15s ease;--transition-normal:.25s ease}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:var(--bg-main);background-image:var(--bg-gradient);color:var(--text-main);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-attachment:fixed;min-height:100vh;overflow-x:hidden}#root{flex-direction:column;min-height:100vh;display:flex}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#0003}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}.glass-panel{background:var(--panel-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--panel-border);box-shadow:var(--panel-shadow);border-radius:var(--border-radius-lg)}.app-container{grid-template-columns:420px 1fr;height:100vh;max-height:100vh;display:grid;overflow:hidden}@media (width<=1024px){.app-container{grid-template-rows:auto 1fr;grid-template-columns:1fr;height:auto;max-height:none;overflow:auto}}.sidebar{border-right:1px solid var(--panel-border);flex-direction:column;gap:1.5rem;height:100%;padding:1.5rem;display:flex;overflow-y:auto}@media (width<=1024px){.sidebar{border-right:none;border-bottom:1px solid var(--panel-border);height:auto;max-height:500px}}.header{border-bottom:1px solid #ffffff0f;align-items:center;gap:.75rem;padding-bottom:1rem;display:flex}.header h1{background:linear-gradient(135deg, #fff 30%, var(--color-primary) 100%);-webkit-text-fill-color:transparent;letter-spacing:-.5px;-webkit-background-clip:text;font-size:1.5rem;font-weight:700}.header .logo-icon{font-size:1.75rem}.section-title{text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted);margin-bottom:1rem;font-size:.85rem;font-weight:600}.control-group{flex-direction:column;gap:1.25rem;display:flex}.card{border-radius:var(--border-radius-md);background:#ffffff05;border:1px solid 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#ffffff14;padding:.5rem;font-size:.85rem;font-weight:500}.preset-btn:hover{background:#ffffff14;border-color:#ffffff26}.preset-btn.active{background:var(--color-primary-glow);border-color:var(--color-primary);color:var(--color-primary-hover)}.toggle-field{cursor:pointer;justify-content:space-between;align-items:center;padding:.25rem 0;display:flex}.toggle-switch{width:44px;height:22px;transition:background var(--transition-normal);background:#ffffff1a;border-radius:11px;position:relative}.toggle-switch:after{content:"";width:18px;height:18px;transition:transform var(--transition-normal);background:#fff;border-radius:50%;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #0006}input[type=checkbox]{display:none}input[type=checkbox]:checked+.toggle-switch{background:var(--color-primary)}input[type=checkbox]:checked+.toggle-switch:after{transform:translate(22px)}.stats-grid{grid-template-columns:repeat(2,1fr);gap:.75rem;display:grid}.stat-box{border-radius:var(--border-radius-sm);background:#0003;border:1px solid #ffffff05;padding:.75rem}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:.25rem;font-size:.75rem}.stat-value{font-family:monospace;font-size:1.1rem;font-weight:600}.download-btn{background:var(--color-primary);color:#fff;border-radius:var(--border-radius-md);cursor:pointer;transition:all var(--transition-normal);box-shadow:0 4px 15px var(--color-primary-glow);border:none;justify-content:center;align-items:center;gap:.5rem;padding:.9rem;font-size:1rem;font-weight:600;display:flex}.download-btn:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #ff510080}.download-btn:active{transform:translateY(0)}.viewport-container{flex-direction:column;height:100%;display:flex;position:relative}@media (width<=1024px){.viewport-container{height:600px}}.canvas-container{background:#0d0e12;flex-grow:1;width:100%;height:100%;position:relative}.toolbar{z-index:10;gap:.75rem;display:flex;position:absolute;top:1.25rem;right:1.25rem}.toolbar-panel{align-items:center;gap:.5rem;padding:.5rem;display:flex}.color-option{cursor:pointer;width:24px;height:24px;transition:transform var(--transition-fast), border-color var(--transition-fast);border:2px solid #fff3;border-radius:50%}.color-option:hover{transform:scale(1.15)}.color-option.active{border-color:#fff;box-shadow:0 0 10px #fff6}.icon-btn{color:var(--text-main);cursor:pointer;width:36px;height:36px;transition:all var(--transition-fast);background:#00000080;border:1px solid #ffffff1a;border-radius:50%;justify-content:center;align-items:center;display:flex}.icon-btn:hover{border-color:var(--color-primary);color:var(--color-primary);background:#000000b3}.icon-btn.active{background:var(--color-primary-glow);border-color:var(--color-primary);color:var(--color-primary)}.schematic-btn{z-index:10;position:absolute;bottom:1.25rem;left:1.25rem}.hud-dimensions{z-index:10;pointer-events:none;border-radius:var(--border-radius-sm);background:#0009;border:1px solid #ffffff0d;flex-direction:column;gap:.25rem;padding:.75rem 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#00c8ff26;align-items:flex-start;gap:.5rem;padding:.75rem;font-size:.82rem;line-height:1.35;display:flex}.info-banner-icon{color:var(--color-secondary);flex-shrink:0;font-size:1rem}