:root{--ip-bg-primary:#1a1a2e;--ip-bg-surface:#16213e;--ip-bg-elevated:#1e2a4a;--ip-border:#0f3460;--ip-border-hover:#2a4a7f;--ip-accent:#e94560;--ip-accent-hover:#ff6b81;--ip-accent-pressed:#c73050;--ip-text-primary:#eaeaea;--ip-text-secondary:#b0b0cc;--ip-text-tertiary:#88a;--ip-text-muted:#6a6a8a;--ip-text-on-accent:#fff;--ip-success:#40c080;--ip-warning:#f0c040;--ip-shared:#f0a840;--ip-shared-tint:rgba(240,168,64,.07);--ip-info:#40a0f0;--ip-info-hover:#70c0ff;--ip-error:#e94560;--ip-error-rgb:233, 69, 96;--ip-success-rgb:64, 192, 128;--ip-warning-rgb:240, 192, 64;--ip-info-rgb:64, 160, 240;--ip-purple-rgb:176, 128, 240;--ip-purple:#b080f0;--ip-code-string:#e8e0d0;--ip-code-comment:#b0a090;--ip-tok-comment:#8f8778;--ip-tok-keyword:#e56b86;--ip-tok-string:#7cc08e;--ip-tok-number:#c79bf0;--ip-tok-function:#f0c257;--ip-tok-type:#5cb3e8;--ip-tok-attr:#f0a840;--ip-tok-punct:#9a9ab0;--ip-outline-dashed:#4a4a6a;--ip-menu-disabled:#555;--ip-interactive-static:#b0b0cc;--ip-stale-indicator:#f0ad4e;--ip-neutral-dim:silver;--ip-neutral-dimmer:#606060;--ip-font-mono:"Fira Code", "Cascadia Code", "JetBrains Mono", "Consolas", "SF Mono", monospace;--ip-font-sans:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--ip-radius-sm:4px;--ip-radius-md:6px;--ip-radius-lg:8px;--ip-transition-fast:.15s ease;--ip-transition-normal:.2s ease;--ip-hover-overlay:rgba(255,255,255,.08)}[data-theme=light]{--ip-bg-primary:#f5f6fa;--ip-bg-surface:#fff;--ip-bg-elevated:#eef0f5;--ip-border:#d0d5e0;--ip-border-hover:#b0b8c8;--ip-accent:#d63851;--ip-accent-hover:#e94560;--ip-accent-pressed:#b82e44;--ip-text-primary:#1a1a2e;--ip-text-secondary:#446;--ip-text-tertiary:#668;--ip-text-muted:#88a;--ip-text-on-accent:#fff;--ip-success:#2a9060;--ip-warning:#c09030;--ip-shared:#a87018;--ip-shared-tint:rgba(176,120,32,.1);--ip-info:#3080d0;--ip-info-hover:#2060b0;--ip-error:#d63851;--ip-error-rgb:214, 56, 81;--ip-success-rgb:42, 144, 96;--ip-warning-rgb:192, 144, 48;--ip-info-rgb:48, 128, 208;--ip-purple-rgb:128, 80, 208;--ip-purple:#8050d0;--ip-code-string:#2a2a1e;--ip-code-comment:#706050;--ip-tok-comment:#7a7060;--ip-tok-keyword:#c0304a;--ip-tok-string:#2a7a4a;--ip-tok-number:#6a38a8;--ip-tok-function:#9a6a10;--ip-tok-type:#1f6aa8;--ip-tok-attr:#9a6410;--ip-tok-punct:#557;--ip-outline-dashed:#b0b8c8;--ip-menu-disabled:#aaa;--ip-interactive-static:#446;--ip-stale-indicator:#c09030;--ip-neutral-dim:#556;--ip-neutral-dimmer:#889;--ip-hover-overlay:rgba(0,0,0,.06)}*,:before,:after{box-sizing:border-box}html,body{height:100%;margin:0;padding:0;overflow:hidden}body{font-family:var(--ip-font-sans);background:var(--ip-bg-primary);color:var(--ip-text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}::selection{background:rgba(var(--ip-error-rgb), .3);color:var(--ip-text-on-accent)}a{color:var(--ip-info);transition:color var(--ip-transition-fast);text-decoration:none}a:hover{color:var(--ip-info-hover);text-decoration:underline}a:focus-visible{outline:2px solid var(--ip-accent);outline-offset:2px;border-radius:2px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:rgba(var(--ip-error-rgb), .15);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:rgba(var(--ip-error-rgb), .25)}::-webkit-scrollbar-corner{background:0 0}*{scrollbar-width:thin;scrollbar-color:rgba(var(--ip-error-rgb), .15) transparent}.ironpad-btn{border-radius:var(--ip-radius-md);font-family:var(--ip-font-sans);cursor:pointer;transition:all var(--ip-transition-fast);border:1px solid transparent;justify-content:center;align-items:center;padding:6px 14px;font-size:.875rem;font-weight:600;line-height:1.4;display:inline-flex}.ironpad-btn:focus-visible{outline:2px solid var(--ip-accent);outline-offset:2px}.ironpad-btn:disabled{opacity:.5;cursor:default}.ironpad-btn--primary{background:var(--ip-accent);color:var(--ip-text-on-accent)}.ironpad-btn--primary:hover:not(:disabled){background:var(--ip-accent-hover)}.ironpad-btn--primary:active:not(:disabled){background:var(--ip-accent-pressed)}.ironpad-btn--subtle{color:var(--ip-text-primary);background:0 0}.ironpad-btn--subtle:hover:not(:disabled){background:var(--ip-hover-overlay)}.ironpad-tag{border:1px solid var(--ip-border);background:var(--ip-bg-elevated);color:var(--ip-text-secondary);letter-spacing:.5px;white-space:nowrap;border-radius:10px;align-items:center;padding:2px 8px;font-size:.7rem;display:inline-flex}.ironpad-skeleton-item{background:linear-gradient(90deg, var(--ip-bg-elevated) 25%, var(--ip-bg-primary) 50%, var(--ip-bg-elevated) 75%);background-size:200% 100%;animation:1.5s ease-in-out infinite ironpad-skeleton-shimmer}@keyframes ironpad-skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.ironpad-root-layout{flex-direction:column;height:100vh;display:flex;overflow:hidden}.ironpad-header{background:var(--ip-bg-surface);border-bottom:1px solid var(--ip-border);z-index:100;flex:none;justify-content:space-between;align-items:center;height:48px;min-height:48px;padding:0 16px;display:flex}.ironpad-header-left,.ironpad-header-center,.ironpad-header-right{align-items:center;display:flex}.ironpad-header-left{flex:none}.ironpad-header-center{flex:auto;justify-content:center}.ironpad-header-right{flex:none;gap:.5rem}.ironpad-theme-toggle{border:1px solid var(--ip-border);border-radius:var(--ip-radius-md);background:var(--ip-bg-surface);align-items:center;display:flex;overflow:hidden}.ironpad-theme-toggle-segment{color:var(--ip-neutral-dimmer);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;padding:4px 10px;font-size:.85rem;transition:background .2s,color 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16px;font-size:.75rem;display:flex}.ironpad-status-bar-inner{align-items:center;gap:8px;width:100%;display:flex}.ironpad-status-item{white-space:nowrap}.ironpad-status-separator{color:var(--ip-text-secondary)}.ironpad-status-key{align-items:center;gap:4px;display:inline-flex}.ironpad-status-key-value{color:var(--ip-text-tertiary);text-overflow:ellipsis;max-width:20ch;font-family:monospace;overflow:hidden}.ironpad-status-key-btn{color:var(--ip-text-secondary);cursor:pointer;background:0 0;border:none;padding:0 2px;font-size:.85rem;line-height:1}.ironpad-status-key-btn:hover{color:var(--ip-accent)}.ironpad-notebook-badge.mutable{color:var(--ip-shared)}.ironpad-notebook-card-mutable-hint{color:var(--ip-shared);text-transform:uppercase;letter-spacing:.04em;font-size:.72rem}.mutable-rebind{justify-content:flex-end;max-width:960px;margin:0 auto 8px;display:flex}.mutable-rebind-toggle,.mutable-rebind-submit{border:1px solid var(--ip-border);color:var(--ip-text-secondary);border-radius:var(--ip-radius-md,6px);cursor:pointer;background:0 0;padding:4px 10px;font-size:.85rem}.mutable-rebind-toggle:hover,.mutable-rebind-submit:hover{border-color:var(--ip-shared);color:var(--ip-shared)}.mutable-rebind-form{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.mutable-rebind-input{border:1px solid var(--ip-border);border-radius:var(--ip-radius-md,6px);background:var(--ip-surface,transparent);color:var(--ip-text-primary);min-width:220px;padding:4px 8px;font-family:monospace}.mutable-rebind-status{color:var(--ip-text-tertiary);font-size:.8rem}.ironpad-home{max-width:960px;margin:0 auto}.ironpad-home-header{flex-wrap:wrap;justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.ironpad-home-header-text{flex-direction:column;display:flex}.ironpad-home-header h1{color:var(--ip-text-primary);margin:0;font-size:1.5rem;font-weight:600}.ironpad-home-tagline{color:var(--ip-text-secondary);margin:4px 0 0;font-size:.95rem;font-weight:400}.ironpad-home-actions{align-items:center;gap:8px;display:flex}.ironpad-home-toolbar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:20px;display:flex}.ironpad-search-input{background:var(--ip-bg-surface);border:1px solid var(--ip-border);border-radius:var(--ip-radius-md);min-width:200px;color:var(--ip-text-primary);font-size:.9rem;font-family:var(--ip-font-sans);transition:border-color var(--ip-transition-fast);outline:none;flex:1;padding:8px 12px}.ironpad-search-input::placeholder{color:var(--ip-text-muted)}.ironpad-search-input:focus{border-color:var(--ip-accent)}.ironpad-filter-chips{gap:8px;display:flex}.ironpad-chip{border:1px solid var(--ip-border);color:var(--ip-text-secondary);font-size:.85rem;font-family:var(--ip-font-sans);cursor:pointer;transition:all var(--ip-transition-fast);background:0 0;border-radius:20px;padding:6px 14px}.ironpad-chip:hover{border-color:var(--ip-border-hover);color:var(--ip-text-primary)}.ironpad-chip.active{background:var(--ip-accent);border-color:var(--ip-accent);color:#fff}.ironpad-home-empty{text-align:center;color:var(--ip-text-tertiary);padding:48px 0}.ironpad-home-empty p{margin:8px 0}.ironpad-notebook-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.ironpad-notebook-card-wrapper{position:relative}.ironpad-notebook-card-link{color:inherit;text-decoration:none;display:block}.ironpad-notebook-card-link:hover .ironpad-notebook-card{border-color:var(--ip-accent);transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.28)}.ironpad-notebook-card{background:var(--ip-bg-surface);border:1px solid var(--ip-border);border-radius:var(--ip-radius-lg);width:100%;transition:border-color var(--ip-transition-normal), transform var(--ip-transition-normal), box-shadow 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