:root{--bg-void:#020204;--bg-deep:#07070a;--bg-card:#0c0c11;--bg-lift:#111118;--bg-glass:rgba(255,255,255,0.035);--border:rgba(255,255,255,0.07);--border-hi:rgba(255,255,255,0.14);--indigo:#6366f1;--cyan:#06b6d4;--amber:#f59e0b;--pink:#ec4899;--emerald:#10b981;--green:#10b981;--red:#ef4444;--violet:#8b5cf6;--t1:#f0f2f8;--t2:#8892a4;--t3:#434b5c;--font-brand:'Bricolage Grotesque','Space Grotesk',sans-serif;--font-ui:'Space Grotesk','Inter',sans-serif;--font-body:'Inter',sans-serif;--font-mono:'JetBrains Mono',monospace;--radius-sm:6px;--radius-md:10px;--radius-lg:14px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:14px}
body{font-family:var(--font-body);background:var(--bg-void);color:var(--t1);height:100vh;overflow:hidden;display:flex;flex-direction:column}
::-webkit-scrollbar{width:3px;height:3px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.1);border-radius:2px}

/* ── TOPBAR ── */
.topbar{height:50px;background:rgba(7,7,10,0.95);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 18px;gap:10px;flex-shrink:0;z-index:200}
.logo{font-family:var(--font-brand);font-size:20px;font-weight:400;letter-spacing:0.05em;color:var(--t1);display:flex;align-items:center;gap:10px}
.logo-icon{background:var(--indigo);color:#fff;width:26px;height:26px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;box-shadow:0 0 16px rgba(99,102,241,0.5)}
.logo-text{display:block}
.topbar-div{width:1px;height:18px;background:var(--border);flex-shrink:0}
.tabs{display:flex;gap:2px;flex:1;overflow-x:auto;-webkit-overflow-scrolling:touch}.tabs::-webkit-scrollbar{display:none}
.tab{padding:5px 11px;border-radius:7px;font-family:var(--font-ui);font-size:12px;font-weight:600;color:var(--t2);cursor:pointer;transition:all 0.18s;white-space:nowrap;border:1px solid transparent;background:transparent;user-select:none}.tab:hover{background:var(--bg-glass)}.tab.active{background:var(--bg-lift);color:var(--t1);border-color:var(--border)}

/* ── BUTTONS ── */
.btn{padding:6px 14px;border-radius:var(--radius-sm);font-family:var(--font-ui);font-size:12px;font-weight:600;cursor:pointer;transition:all 0.15s;border:1px solid var(--border);background:var(--bg-lift);color:var(--t1)}.btn:hover{border-color:var(--indigo);color:var(--indigo)}.btn-primary{background:var(--indigo);color:#fff;border-color:var(--indigo)}.btn-primary:hover{background:#4f46e5;border-color:#4f46e5}.btn-ghost{background:transparent}.btn-sm{padding:4px 10px;font-size:11px}

/* ── LAYOUT ── */
.workspace{flex:1;display:flex;overflow:hidden;background:var(--bg-deep)}
.module{display:none;flex:1;overflow:hidden}.module.visible{display:flex}
.studio{flex:1;display:flex;flex-direction:column;overflow:hidden}
.ph{height:48px;background:rgba(7,7,10,0.95);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 16px;gap:10px;flex-shrink:0;flex-wrap:wrap}
@media(max-width:600px){.ph{height:auto;min-height:48px;padding:8px 12px;gap:6px;}}

/* ── STATES ── */
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--t3);text-align:center}.empty-state svg{width:48px;height:48px;margin-bottom:16px;opacity:0.4}.empty-state p{font-size:13px}
.loader{border:2px solid var(--border);border-top-color:var(--indigo);border-radius:50%;width:20px;height:20px;animation:spin 0.8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
#status-row{display:flex;align-items:center;gap:8px;font-size:12px;font-family:var(--font-mono);color:var(--t2);margin-left:auto}
.dot{width:8px;height:8px;border-radius:50%;background:var(--amber);transition:all 0.3s}.dot-green{background:var(--emerald);box-shadow:0 0 6px rgba(16,185,129,0.5)}.dot-red{background:var(--red)}

/* ── CARDS ── */
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px;display:flex;flex-direction:column;gap:4px;min-width:140px}
.stat-val{font-size:24px;font-weight:800;color:var(--t1);font-family:var(--font-ui)}.stat-sub{font-size:10px;color:var(--t3);text-transform:uppercase;letter-spacing:0.04em}

/* ── INPUTS ── */
.input{width:100%;padding:8px 12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--t1);font-family:var(--font-body);font-size:13px;transition:border-color 0.15s}.input:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 2px rgba(99,102,241,0.15)}.input::placeholder{color:var(--t3)}
.lbl{display:block;font-size:11px;font-weight:600;color:var(--t2);text-transform:uppercase;letter-spacing:0.04em;margin-bottom:6px;font-family:var(--font-ui)}

/* ── PANELS ── */
.config-panel{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}
.p-card{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:12px;margin-bottom:8px;cursor:pointer;transition:all 0.15s}.p-card:hover{border-color:var(--indigo)}.p-card.selected{border-color:var(--indigo);background:rgba(99,102,241,0.1)}
.scene-node{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:12px;transition:all 0.15s}.scene-node:hover{border-color:var(--indigo);background:var(--bg-lift)}
.form-check{display:inline-flex;align-items:center;gap:6px;cursor:pointer;font-size:12px;color:var(--t2);user-select:none}.form-check input[type="checkbox"]{width:16px;height:16px;cursor:pointer;accent-color:var(--indigo)}

/* ── RESPONSIVE GRIDS ── */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-auto{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}
@media(max-width:900px){.grid-2{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.grid-2,.grid-3{grid-template-columns:1fr}.stat-card{min-width:0}}

/* ── RESPONSIVE TOPBAR ── */
@media(max-width:768px){
  .logo-text{display:none}
  .topbar{padding:0 10px;gap:6px}
  .tab{padding:4px 8px;font-size:11px}
  #status-row .dot-label{display:none}
}

/* ── MOBILE BODY SCROLL ── */
@media(max-width:600px){
  body{overflow:auto;height:auto;min-height:100vh}
  .workspace{overflow:auto;min-height:calc(100vh - 50px)}
}