:root{--bg: #07080d;--bg-elevated: #0f131c;--bg-panel: #12161f;--bg-soft: #1b2230;--text: #f6f8fc;--text-muted: #97a2b4;--text-dim: #6b7686;--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .14);--primary: #ef233c;--primary-hover: #ff405a;--primary-soft: rgba(239, 35, 60, .14);--success: #2dd47f;--warning: #f5b13d;--danger: #f1564f;--info: #2ad3ee;--radius: 16px;--radius-sm: 11px;--radius-lg: 22px;--shadow: 0 22px 60px rgba(0, 0, 0, .42);--shadow-soft: 0 10px 30px rgba(0, 0, 0, .28);--sidebar-w: 262px;--font: "Inter", -apple-system, BlinkMacSystemFont, system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%;margin:0;max-width:100%;overflow-x:hidden}body{font-family:var(--font);background:radial-gradient(900px 520px at 100% -10%,rgba(34,211,238,.07),transparent 60%),radial-gradient(820px 520px at -5% 0%,rgba(239,35,60,.16),transparent 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var(--border);padding:18px 14px;display:flex;flex-direction:column;gap:8px;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:40}.sidebar-head{min-height:50px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:4px 4px 14px;margin-bottom:4px;border-bottom:1px solid var(--border)}.brand-lockup{display:flex;align-items:center;gap:11px;min-width:0}.brand-lockup strong{display:block;font-weight:900;letter-spacing:-.01em;font-size:1rem;line-height:1.1}.brand-lockup span{display:block;color:var(--text-muted);font-size:.66rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.brand-mark,.empty-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:13px;background:linear-gradient(140deg,var(--primary),#7a1320);color:#fff;font-weight:900;font-size:1.05rem;box-shadow:0 12px 26px #ef233c57,inset 0 1px #ffffff40;flex-shrink:0}.sidebar-toggle{padding:8px 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