:root{--bg-color: #0f172a;--panel-bg: rgba(30, 41, 59, .7);--accent-primary: #38bdf8;--accent-secondary: #818cf8;--text-main: #f8fafc;--text-muted: #94a3b8;--border-color: rgba(255, 255, 255, .1);--success: #10b981;--warning: #f59e0b;--error: #ef4444;--font-family: "Inter", system-ui, -apple-system, sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{background-color:var(--bg-color);color:var(--text-main);font-family:var(--font-family);overflow-x:hidden;min-height:100vh}.glass-panel{background:var(--panel-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 8px 32px #0000004d}.btn{padding:10px 20px;border-radius:8px;border:none;cursor:pointer;font-weight:600;transition:all .2s ease;display:flex;align-items:center;gap:8px}.btn-primary{background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #38bdf866}.container{display:flex;height:100vh;gap:20px;padding:20px}.sidebar{width:300px;flex-shrink:0;display:flex;flex-direction:column;padding:20px}.main-content{flex-grow:1;display:flex;flex-direction:column;gap:20px;overflow-y:auto}h1,h2,h3{color:var(--text-main);margin-bottom:1rem}.card{padding:20px;margin-bottom:20px}input,select,textarea{background:#0f172a80;border:1px solid var(--border-color);color:#fff;padding:10px;border-radius:8px;width:100%;margin-bottom:10px}input:focus{outline:2px solid var(--accent-primary);border-color:transparent}.node-item{padding:10px;border-radius:8px;cursor:pointer;transition:background .2s;display:flex;justify-content:space-between;align-items:center}.node-item:hover{background:#ffffff0d}.node-item.active{background:#38bdf833;border-left:4px solid var(--accent-primary)}.bulk-actions-panel{position:fixed;top:20px;right:20px;left:340px;z-index:1000;background:#0f172af2;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 20px 25px -5px #00000080,0 10px 10px -5px #00000080;border-radius:12px;padding:20px;animation:slideDown .3s ease-out}@keyframes slideDown{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}.desktop-only{display:block}.mobile-only{display:none}.sidebar nav{overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--border-color) transparent;padding-right:4px}.sidebar nav::-webkit-scrollbar{width:4px}.sidebar nav::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:2px}.sidebar{transition:width .3s cubic-bezier(.4,0,.2,1),padding .3s ease}.sidebar.collapsed{width:80px;padding:20px 10px}.sidebar.collapsed .btn-text,.sidebar.collapsed .sidebar-structure,.sidebar.collapsed hr{display:none}.sidebar.collapsed .btn{padding:10px;justify-content:center;gap:0}.mobile-topbar{display:none}@media (max-width: 768px){.desktop-only{display:none!important}.mobile-only{display:block!important}.container{flex-direction:column;padding:0;height:100vh;gap:0}.mobile-topbar{display:flex!important;height:56px;flex-shrink:0}.sidebar{position:fixed;top:0;left:0;height:100vh;width:280px!important;padding:20px!important;z-index:1100;transform:translate(-100%);border-radius:0 16px 16px 0;margin:0;transition:transform .3s cubic-bezier(.4,0,.2,1)}.sidebar.mobile-open{transform:translate(0)}.sidebar.collapsed .btn-text,.sidebar.collapsed .sidebar-structure,.sidebar.collapsed hr{display:block!important}.sidebar.collapsed .btn{padding:10px 20px!important;justify-content:flex-start!important;gap:8px!important}.main-content{padding:15px;height:calc(100vh - 56px)}}@media (max-width: 1024px){.bulk-actions-panel{left:20px;right:20px}}