:root{--bg-primary:#0f172a;--bg-secondary:#1e293b;--bg-card:#1e293bb3;--border-color:#ffffff1a;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-color:#38bdf8;--accent-glow:#38bdf840;--accent-hover:#0284c7;--success:#10b981;--warning:#f59e0b;--radius:14px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);flex-direction:column;min-height:100vh;font-family:Outfit,Noto Sans JP,sans-serif;display:flex}.app-container{flex-direction:column;width:100%;max-width:1440px;height:100vh;margin:0 auto;padding:20px 24px;display:flex}.navbar{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:16px;display:flex}.brand{align-items:center;gap:14px;display:flex}.brand-badge{color:#0f172a;box-shadow:0 4px 12px var(--accent-glow);background:linear-gradient(135deg,#38bdf8,#818cf8);border-radius:10px;padding:6px 12px;font-size:1.1rem;font-weight:700}.brand-title{letter-spacing:-.02em;font-size:1.4rem;font-weight:700}.brand-subtitle{color:var(--text-secondary);font-size:.82rem}.connection-status{background:var(--bg-card);border:1px solid var(--border-color);border-radius:999px;align-items:center;gap:8px;padding:6px 14px;font-size:.82rem;display:flex}.status-dot{border-radius:50%;width:8px;height:8px}.status-dot.success{background:var(--success);box-shadow:0 0 8px var(--success)}.status-dot.warning{background:var(--warning);box-shadow:0 0 8px var(--warning)}.main-layout{flex:1;grid-template-columns:1fr 340px;gap:20px;min-height:0;display:grid}@media (width<=900px){.main-layout{grid-template-columns:1fr;height:auto}}.viewer-section{flex-direction:column;gap:16px;min-height:0;display:flex}.viewer-wrapper{border-radius:var(--radius);border:1px solid var(--border-color);background:radial-gradient(circle,#1e293b 0%,#0b1120 100%);flex:1;min-height:420px;position:relative;overflow:hidden}model-viewer{--poster-color:transparent;width:100%;height:100%}.loading-poster{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);width:100%;height:100%;color:var(--text-secondary);background:#0f172ad9;flex-direction:column;justify-content:center;align-items:center;gap:14px;font-size:.9rem;display:flex;position:absolute;top:0;left:0}.spinner{border:3px solid #ffffff1a;border-top-color:var(--accent-color);border-radius:50%;width:38px;height:38px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.viewer-controls{z-index:10;gap:8px;display:flex;position:absolute;bottom:16px;right:16px}.btn-ctrl{border:1px solid var(--border-color);color:var(--text-primary);cursor:pointer;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0f172abf;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:.82rem;transition:all .2s;display:flex}.btn-ctrl:hover{border-color:var(--accent-color);color:var(--accent-color);background:#38bdf826}.model-info-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:18px 20px}.info-header{justify-content:space-between;align-items:flex-start;margin-bottom:8px;display:flex}.badge{text-transform:uppercase;letter-spacing:.05em;color:var(--accent-color);background:#38bdf826;border-radius:6px;margin-bottom:6px;padding:3px 8px;font-size:.72rem;font-weight:600;display:inline-block}.badge.mock{color:var(--warning);background:#f59e0b26}.model-title{font-size:1.25rem;font-weight:600}.model-desc{color:var(--text-secondary);margin-bottom:12px;font-size:.9rem;line-height:1.5}.model-url-box{background:#0000004d;border-radius:6px;align-items:center;gap:8px;padding:6px 10px;font-size:.78rem;display:flex;overflow:hidden}.url-label{color:var(--text-secondary);white-space:nowrap;font-weight:600}.url-text{color:var(--accent-color);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.btn-link{color:var(--accent-color);background:#38bdf81a;border-radius:6px;align-items:center;gap:4px;padding:6px 12px;font-size:.82rem;text-decoration:none;transition:all .2s;display:inline-flex}.btn-link:hover{background:var(--accent-color);color:#0f172a}.sidebar{flex-direction:column;gap:16px;min-height:0;display:flex}.sidebar-header{justify-content:space-between;align-items:center;display:flex}.sidebar-header h3{font-size:1rem;font-weight:600}.count-badge{background:#ffffff1a;border-radius:999px;padding:2px 8px;font-size:.75rem}.model-list{flex-direction:column;flex:1;gap:10px;padding-right:4px;display:flex;overflow-y:auto}.model-item{background:var(--bg-card);border:1px solid var(--border-color);cursor:pointer;border-radius:10px;flex-direction:column;gap:4px;padding:12px 14px;transition:all .2s;display:flex}.model-item:hover{background:#1e293be6;border-color:#38bdf880;transform:translateY(-1px)}.model-item.active{border-color:var(--accent-color);box-shadow:0 0 12px var(--accent-glow);background:#38bdf81f}.item-title{font-size:.95rem;font-weight:600}.item-desc{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.78rem;display:-webkit-box;overflow:hidden}.config-card{border:1px dashed var(--border-color);background:#0f172a99;border-radius:10px;padding:14px}.config-card h4{margin-bottom:6px;font-size:.82rem;font-weight:600}.config-text{color:var(--text-secondary);font-size:.74rem;line-height:1.4}.config-text code{color:var(--accent-color);background:#0000004d;border-radius:4px;padding:2px 4px}