:root{--primary-blue: #2563eb;--bg-sidebar: #ffffff;--text-dark: #0f172a;--text-muted: #64748b;--border-subtle: #e2e8f0}body{margin:0;padding:0;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text-dark);background-color:#f8fafc}.spike-container{display:flex;flex-direction:column;width:100vw;height:100vh;overflow:hidden;position:relative}.spike-header{position:absolute;top:12px;left:12px;right:12px;height:52px;background:#ffffffeb;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border-subtle);border-radius:12px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;box-shadow:0 4px 16px #0000000f;z-index:100;pointer-events:auto}.brand-section{display:flex;align-items:center;gap:8px}.logo-badge{font-size:1.25rem}.brand-title{font-size:1rem;font-weight:700;color:#1e293b;letter-spacing:-.01em}.version-pill{font-size:.72rem;font-weight:600;color:#2563eb;background:#eff6ff;border:1px solid #bfdbfe;padding:2px 8px;border-radius:12px}.gate-checklist{display:flex;align-items:center;gap:8px}.gate-badge{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;padding:4px 9px;border-radius:8px;font-weight:500;background:#f1f5f9;color:#475569;border:1px solid #cbd5e1}.gate-badge.passed{background:#ecfdf5;color:#065f46;border-color:#a7f3d0}.gate-badge.testing{background:#eff6ff;color:#1e40af;border-color:#bfdbfe}.header-actions{display:flex;align-items:center;gap:8px}.coord-feedback{font-size:.75rem;color:#059669;background:#f0fdf4;border:1px solid #bbf7d0;padding:4px 10px;border-radius:6px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.excalidraw-wrapper{width:100%;height:100%;position:absolute;top:0;left:0;z-index:1}.evidence-drawer{position:absolute;top:76px;right:16px;bottom:24px;width:380px;max-width:90vw;background:#fffffffa;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-subtle);border-radius:16px;box-shadow:0 12px 32px #0f172a1f;display:flex;flex-direction:column;z-index:150;overflow:hidden;animation:slideInRight .2s cubic-bezier(.16,1,.3,1)}@keyframes slideInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}.drawer-header{padding:16px 20px 14px;border-bottom:1px solid var(--border-subtle);background:#f8fafc}.drawer-title-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.drawer-title{font-size:1.15rem;font-weight:700;color:#0f172a;flex:1;line-height:1.3}.btn-drawer-close{background:none;border:none;font-size:1.1rem;color:#94a3b8;cursor:pointer;padding:4px 8px;border-radius:6px;transition:all .15s}.btn-drawer-close:hover{color:#0f172a;background:#e2e8f0}.drawer-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.meta-pill{font-size:.72rem;background:#f1f5f9;border:1px solid #e2e8f0;padding:2px 7px;border-radius:4px;color:#64748b;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.drawer-body{padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:20px}.drawer-section{display:flex;flex-direction:column;gap:8px}.section-label{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#475569}.drawer-description{font-size:.92rem;line-height:1.6;color:#334155;white-space:pre-wrap;background:#f8fafc;padding:12px;border-radius:8px;border:1px solid #edf2f7}.source-ref-list{list-style:none;display:flex;flex-direction:column;gap:8px}.source-ref-item{display:flex;justify-content:space-between;align-items:center;background:#eff6ff;border:1px solid #dbeafe;padding:8px 12px;border-radius:8px;font-size:.82rem}.ref-index{font-weight:600;color:#1d4ed8}.ref-id{font-size:.75rem;color:#475569;background:#fff;padding:2px 6px;border-radius:4px;border:1px solid #bfdbfe}.spike-note-box{background:#ecfdf5;border:1px solid #6ee7b7;border-radius:8px;padding:12px;font-size:.8rem;color:#065f46;line-height:1.45}.spike-note-box strong{display:block;margin-bottom:4px}