:root{--font-sans:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", monospace;--bg-app:#f8fafc;--bg-surface:#fff;--bg-surface-translucent:#ffffffe0;--bg-subtle:#f1f5f9;--bg-subtle-hover:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-tertiary:#94a3b8;--text-inverse:#fff;--border-subtle:#e2e8f0;--border-strong:#cbd5e1;--border-focus:#4f46e5;--accent-primary:#4f46e5;--accent-primary-hover:#4338ca;--accent-primary-light:#eef2ff;--accent-blue:#0284c7;--accent-blue-light:#f0f9ff;--accent-mint:#059669;--accent-mint-light:#ecfdf5;--accent-orange:#ea580c;--accent-orange-light:#fff7ed;--accent-purple:#7c3aed;--accent-purple-light:#f5f3ff;--status-success:#10b981;--status-warning:#f59e0b;--status-error:#ef4444;--shadow-xs:0 1px 2px 0 #0f172a0d;--shadow-sm:0 1px 3px 0 #0f172a14, 0 1px 2px -1px #0f172a14;--shadow-md:0 4px 6px -1px #0f172a14, 0 2px 4px -2px #0f172a0f;--shadow-lg:0 10px 15px -3px #0f172a14, 0 4px 6px -4px #0f172a0a;--shadow-xl:0 20px 25px -5px #0f172a14, 0 8px 10px -6px #0f172a0a;--shadow-glass:0 8px 32px 0 #1f26870f;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--transition-fast:.15s cubic-bezier(.16, 1, .3, 1);--transition-base:.25s cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-app);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5;overflow-x:hidden}::-webkit-scrollbar{width:7px;height:7px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{border-radius:var(--radius-full);background:#cbd5e1}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.app-container{background:radial-gradient(circle at 10% 20%,#eef2ffcc 0%,#f8fafc 90%);flex-direction:column;min-height:100vh;display:flex}.app-header{z-index:50;background:var(--bg-surface-translucent);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle);box-shadow:var(--shadow-xs);justify-content:space-between;align-items:center;padding:.85rem 1.75rem;display:flex;position:sticky;top:0}.brand-wrapper{align-items:center;gap:.85rem;display:flex}.brand-logo-badge{color:#fff;border-radius:var(--radius-md);width:40px;height:40px;transition:transform var(--transition-fast);background:linear-gradient(135deg,#4f46e5 0%,#0284c7 100%);justify-content:center;align-items:center;display:flex;box-shadow:0 4px 12px #4f46e540}.brand-logo-badge:hover{transform:scale(1.05)}.brand-title{letter-spacing:-.02em;color:var(--text-primary);align-items:center;gap:.5rem;font-size:1.15rem;font-weight:700;display:flex}.brand-tag{text-transform:uppercase;background:var(--accent-primary-light);color:var(--accent-primary);border-radius:var(--radius-full);padding:.15rem .5rem;font-size:.7rem;font-weight:600}.header-center{align-items:center;gap:1.5rem;display:flex}.nav-tabs-pill{background:var(--bg-subtle);border:1px solid var(--border-subtle);border-radius:var(--radius-full);align-items:center;gap:.25rem;padding:.25rem;display:flex}.nav-tab-btn{color:var(--text-secondary);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;align-items:center;gap:.45rem;padding:.45rem .95rem;font-size:.825rem;font-weight:600;display:flex}.nav-tab-btn:hover{color:var(--text-primary);background:#fff9}.nav-tab-btn.active{color:var(--accent-primary);box-shadow:var(--shadow-sm);background:#fff}.nav-badge{border-radius:var(--radius-full);background:var(--status-warning);color:#fff;justify-content:center;align-items:center;padding:.1rem .4rem;font-size:.675rem;font-weight:700;display:inline-flex}.header-actions{align-items:center;gap:.75rem;display:flex}.status-badge{border-radius:var(--radius-full);border:1px solid var(--border-subtle);color:var(--text-secondary);background:#fff;align-items:center;gap:.45rem;padding:.35rem .75rem;font-size:.75rem;font-weight:600;display:inline-flex}.status-indicator-dot{background:var(--status-success);border-radius:50%;width:8px;height:8px;animation:2s cubic-bezier(.4,0,.6,1) infinite pulse-ring;box-shadow:0 0 0 3px #10b98133}@keyframes pulse-ring{0%,to{opacity:1;transform:scale(1)}50%{opacity:.75;transform:scale(1.2)}}.env-switcher-btn{color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;box-shadow:var(--shadow-xs);transition:all var(--transition-fast);align-items:center;gap:.4rem;padding:.4rem .85rem;font-size:.775rem;font-weight:600;display:flex}.env-switcher-btn:hover{background:var(--bg-subtle);border-color:var(--border-strong)}.inspector-toggle-btn{border:1px solid var(--border-subtle);border-radius:var(--radius-md);width:36px;height:36px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);background:#fff;justify-content:center;align-items:center;display:flex}.inspector-toggle-btn:hover{color:var(--accent-primary);border-color:var(--accent-primary);background:var(--accent-primary-light)}.inspector-toggle-btn.active{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.app-main{flex-direction:column;flex:1;width:100%;max-width:1600px;margin:0 auto;padding:1.5rem;display:flex}.card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-base), border-color var(--transition-base)}.card:hover{box-shadow:var(--shadow-md);border-color:var(--border-strong)}.mascot-avatar{border-radius:var(--radius-full);border:2px solid var(--border-subtle);box-shadow:var(--shadow-xs);background:#fff;justify-content:center;align-items:center;display:inline-flex;position:relative;overflow:hidden}.mascot-avatar img{object-fit:contain;width:100%;height:100%;transition:transform var(--transition-fast)}.mascot-avatar:hover img{transform:scale(1.1)}.btn{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.55rem 1.15rem;font-size:.85rem;font-weight:600;display:inline-flex}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:var(--accent-primary);color:#fff;box-shadow:0 2px 4px #4f46e533}.btn-primary:hover:not(:disabled){background:var(--accent-primary-hover);box-shadow:0 4px 10px #4f46e54d}.btn-secondary{border-color:var(--border-subtle);color:var(--text-primary);box-shadow:var(--shadow-xs);background:#fff}.btn-secondary:hover:not(:disabled){background:var(--bg-subtle);border-color:var(--border-strong)}.btn-success{background:var(--accent-mint);color:#fff}.btn-success:hover:not(:disabled){background:#047857}.btn-danger{color:#dc2626;background:#fee2e2;border-color:#fecaca}.btn-danger:hover:not(:disabled){color:#fff;background:#dc2626}.canvas-viewport{border:1px solid var(--border-subtle);border-radius:var(--radius-lg);width:100%;height:calc(100vh - 180px);min-height:600px;box-shadow:var(--shadow-sm);background-color:#fff;background-image:radial-gradient(#e2e8f0 1.2px,#0000 1.2px),radial-gradient(#eef2ff 1.2px,#fff 1.2px);background-position:0 0,16px 16px;background-size:32px 32px;position:relative;overflow:hidden}.canvas-toolbar{z-index:20;background:var(--bg-surface-translucent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-subtle);border-radius:var(--radius-full);box-shadow:var(--shadow-sm);align-items:center;gap:.75rem;padding:.45rem .85rem;display:flex;position:absolute;top:1.25rem;left:1.25rem}.canvas-node{border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);cursor:pointer;transition:all var(--transition-base);-webkit-user-select:none;user-select:none;background:#fff;padding:1.15rem;position:absolute}.canvas-node:hover{box-shadow:var(--shadow-xl);border-color:var(--accent-primary);transform:translateY(-3px)}.canvas-node.selected{border-color:var(--accent-primary);box-shadow:0 0 0 3px #4f46e533, var(--shadow-lg)}.connecting-path{fill:none;stroke:#cbd5e1;stroke-width:2px;stroke-dasharray:6 6;animation:25s linear infinite beam-flow}.connecting-path.active{stroke:#4f46e5;stroke-width:2.5px;animation:8s linear infinite beam-flow}@keyframes beam-flow{0%{stroke-dashoffset:200px}to{stroke-dashoffset:0}}pre,code{font-family:var(--font-mono)}pre{border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:#f8fafc;padding:1rem;font-size:.825rem;line-height:1.6;overflow-x:auto}.modal-overlay{z-index:100;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0f172a66;justify-content:center;align-items:center;padding:1.5rem;display:flex;position:fixed;inset:0}.modal-content{border-radius:var(--radius-lg);border:1px solid var(--border-subtle);box-shadow:var(--shadow-xl);background:#fff;width:100%;max-width:720px;max-height:85vh;animation:.2s cubic-bezier(.16,1,.3,1) modal-enter;overflow-y:auto}@keyframes modal-enter{0%{opacity:0;transform:scale(.96)translateY(8px)}to{opacity:1;transform:scale(1)translateY(0)}}@media (width<=1024px){.app-header{flex-wrap:wrap;gap:1rem;padding:.75rem 1rem}.header-center{order:3;justify-content:center;width:100%}}