/* Astronotes workspace chrome v2: brand, sidebar search, breadcrumb, theme icon, profile menu. Uses only the site tokens. */
.ac-brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font-size:15px;line-height:1;letter-spacing:-.012em;white-space:nowrap;min-width:0}
.ac-logo{width:24px;height:24px;flex:none;display:block}
.ac-ws{font-weight:600}
.ac-sep{color:var(--line-strong);font-weight:300;margin:0 -1px}
.ac-prod{color:var(--muted);font-weight:450}
.side-left{padding-top:22px!important}
.side-brand{margin:0 0 18px!important;padding:2px 2px 0;min-height:32px}
.side-tools.ac-tools{display:block;margin:0 0 6px}
.ac-search{position:relative;display:block!important;margin:0 0 14px!important}
.ac-search .ac-ico{position:absolute;left:11px;top:50%;transform:translateY(-50%);width:16px;height:16px;fill:none;stroke:var(--muted);stroke-width:1.7;stroke-linecap:round;pointer-events:none}
.ac-search input,.ac-search input:focus{display:block;width:100%;height:40px;padding:0 50px 0 35px;font:inherit;font-size:14px;color:var(--ink);background:var(--canvas);border:1px solid var(--line-strong);border-radius:8px;box-shadow:inset 0 1px 1px rgba(16,24,40,.04);outline:none;-webkit-appearance:none;appearance:none;transition:border-color .15s,box-shadow .15s,background .15s}
[data-theme=dark] .ac-search input{background:var(--panel-2)}
.ac-search input::placeholder{color:var(--muted);opacity:1}
.ac-search input:hover{border-color:color-mix(in srgb,var(--accent) 35%,var(--line-strong))}
.ac-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent);background:var(--panel)}
.ac-search input::-webkit-search-cancel-button{display:none}
.ac-kbd{position:absolute;right:8px;top:50%;transform:translateY(-50%);font:500 11px/1 var(--mono);color:var(--muted);background:var(--panel);border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:5px;padding:3px 6px;pointer-events:none;letter-spacing:.02em}
.ac-search input:focus ~ .ac-kbd{opacity:0}
.side-sections{margin-bottom:14px}
.side-sections a{border-radius:6px}
.explorer .kicker{margin-top:6px}
/* top bar: breadcrumb + actions on every width */
.topbar.ac-top{display:flex;align-items:center;gap:6px;position:sticky;top:0;z-index:25;height:auto;min-height:52px;padding:6px 14px 6px 20px;background:color-mix(in srgb,var(--canvas) 88%,transparent);-webkit-backdrop-filter:saturate(1.3) blur(10px);backdrop-filter:saturate(1.3) blur(10px);border-bottom:1px solid var(--line)}
.ac-top .ac-brand{display:none;margin-right:auto}
.ac-crumbs{display:flex;align-items:center;gap:2px;min-width:0;margin-right:auto;font-size:13.5px;color:var(--muted);overflow:hidden}
.ac-crumbs ol{display:flex;align-items:center;list-style:none;margin:0;padding:0;min-width:0;gap:2px;white-space:nowrap;overflow:hidden}
.ac-crumbs li{display:flex;align-items:center;min-width:0}
.ac-crumbs li+li::before{content:"";width:6px;height:6px;margin:0 9px 0 7px;border-right:1.5px solid var(--dim);border-top:1.5px solid var(--dim);transform:rotate(45deg);flex:none;opacity:.7}
.ac-crumbs a{color:var(--muted);text-decoration:none;padding:4px 6px;border-radius:6px;overflow:hidden;text-overflow:ellipsis}
.ac-crumbs a:hover{color:var(--ink);background:var(--panel-2)}
.ac-crumbs [aria-current]{color:var(--ink);font-weight:500;padding:4px 6px;overflow:hidden;text-overflow:ellipsis}
.ac-crumbs .ac-ws-crumb{display:inline-flex;align-items:center;gap:7px}
.ac-crumbs .ac-ws-crumb i{width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--accent),var(--accent-2));flex:none}
.ac-actions{display:flex;align-items:center;gap:4px;flex:none}
.ac-actions .icon-btn{width:36px;height:36px;border-radius:8px;color:var(--muted);transition:background .15s,color .15s}
.ac-actions .icon-btn:hover{background:var(--panel-2);color:var(--ink)}
.ac-actions .icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ac-theme .ac-sun{display:none}[data-theme=dark] .ac-theme .ac-sun{display:block}[data-theme=dark] .ac-theme .ac-moon{display:none}
.ac-user{position:relative;margin-left:4px}
.ac-avatar{width:32px;height:32px;border-radius:50%;border:0;padding:0;cursor:pointer;display:grid;place-items:center;color:#fff;font:600 13px/1 var(--font);background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 0 2px var(--canvas),0 0 0 3px var(--line-strong);transition:box-shadow .15s}
.ac-avatar:hover,.ac-avatar[aria-expanded=true]{box-shadow:0 0 0 2px var(--canvas),0 0 0 3px var(--accent)}
.ac-menu{position:absolute;right:0;top:calc(100% + 10px);min-width:220px;background:var(--panel);border:1px solid var(--line-strong);border-radius:10px;box-shadow:0 18px 40px -16px rgba(16,24,40,.28);padding:6px;z-index:70;animation:ac-pop .16s var(--ease)}
@keyframes ac-pop{from{opacity:0;transform:translateY(-4px)}}
.ac-menu[hidden]{display:none}
.ac-menu .ac-who{display:flex;gap:10px;align-items:center;padding:8px 8px 10px;margin:0 0 4px;border-bottom:1px solid var(--line)}
.ac-menu .ac-who b{display:block;font-size:14px;font-weight:500;color:var(--ink)}.ac-menu .ac-who span{display:block;font-size:12px;color:var(--muted)}
.ac-menu a,.ac-menu button{display:flex;width:100%;align-items:center;gap:9px;padding:9px 8px;border:0;background:none;border-radius:6px;color:var(--ink);text-decoration:none;font:inherit;font-size:14px;cursor:pointer;text-align:left}
.ac-menu a:hover,.ac-menu button:hover,.ac-menu a:focus-visible,.ac-menu button:focus-visible{background:var(--panel-2);outline:none}
.ac-menu svg{width:16px;height:16px;fill:none;stroke:var(--muted);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ac-menu .ac-out{color:var(--danger)}.ac-menu .ac-out svg{stroke:var(--danger)}
@media (min-width:1100px){
  .ac-top .menu-btn,.ac-top [data-search-open]{display:none!important}
}
@media (max-width:1099px){
  .topbar.ac-top{flex-wrap:wrap;padding:4px 8px 0 6px;row-gap:0}
  .ac-top .ac-brand{display:inline-flex;font-size:14.5px}
  .ac-top .ac-brand .ac-logo{width:22px;height:22px}
  .ac-crumbs{order:9;flex:1 0 100%;margin:0;padding:2px 2px 6px 6px;font-size:12.5px;overflow-x:auto;scrollbar-width:none}
  .ac-crumbs::-webkit-scrollbar{display:none}
  .ac-crumbs ol{overflow:visible}
  .ac-actions .icon-btn{width:40px;height:40px}
  .side-left{padding-top:18px!important}
  .reading{padding-top:0!important}
}
@media (max-width:380px){.ac-top .ac-prod,.ac-top .ac-sep{display:none}}
.article > .crumbs{display:none}
.ac-menu .ac-who .ac-avatar{display:grid;width:34px;height:34px;flex:none;font-size:13px;color:#fff;box-shadow:none}
@media (max-width:1099px){.ac-crumbs li{flex:none}.ac-crumbs a,.ac-crumbs [aria-current]{overflow:visible}}
/* callouts v3: Obsidian-style head with icon + title */
.callout{--co:var(--accent);border:1px solid color-mix(in srgb,var(--co) 28%,var(--line))!important;border-left:3px solid var(--co)!important;border-radius:8px!important;background:color-mix(in srgb,var(--co) 6%,var(--panel))!important;padding:12px 16px 12px 14px!important;box-shadow:none!important;margin:1.1rem 0}
.callout-tip{--co:var(--live)}.callout-success{--co:var(--live)}.callout-warning{--co:var(--warn)}.callout-question{--co:var(--warn)}.callout-danger{--co:var(--danger)}
.callout-todo{--co:var(--accent)}.callout-abstract{--co:#0e8aa0}.callout-important{--co:var(--accent-2)}.callout-example{--co:var(--accent-2)}.callout-quote{--co:var(--dim)}.callout-info,.callout-note{--co:var(--accent)}
[data-theme=dark] .callout-abstract{--co:#5cc8d8}
.callout-head{display:flex;align-items:center;gap:8px;margin:0 0 6px!important;font-weight:600;font-size:15px;line-height:1.35;color:var(--ink)}
.callout-ico{display:inline-grid;place-items:center;width:18px;height:18px;flex:none;color:var(--co)}
.callout-ico svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.callout-emoji{font-size:16px;line-height:1}
.callout-title{min-width:0}.callout-title a{color:inherit}
.callout > :last-child{margin-bottom:0}
.callout > p:not(.callout-head){margin:.35rem 0}

/* ---------- inline editing (ac-edit.js) ---------- */
.ac-save{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 10px;border-radius:999px;font:500 12px/1 var(--sans,system-ui);color:var(--muted,#6b7280);background:transparent;white-space:nowrap;transition:opacity .4s}
.ac-save svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.ac-save i{width:10px;height:10px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:acspin .7s linear infinite}
.ac-save[data-state=saved]{color:#15803d;background:color-mix(in srgb,#16a34a 10%,transparent)}
.ac-save[data-state=error]{color:#b91c1c;background:color-mix(in srgb,#dc2626 10%,transparent)}
.ac-save[data-state=idle]{opacity:.55}
@keyframes acspin{to{transform:rotate(360deg)}}
.ac-can-edit .ac-editable{border-radius:6px;transition:background .15s,box-shadow .15s;cursor:text}
.ac-can-edit .ac-editable:hover:not(.is-editing):not(:focus){background:color-mix(in srgb,var(--accent,#5b5bd6) 6%,transparent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent,#5b5bd6) 6%,transparent)}
.ac-can-edit .ac-title:focus,.ac-can-edit .ac-block.is-editing{outline:none;background:var(--panel,#fff);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent,#5b5bd6) 55%,transparent),0 6px 20px -10px rgba(0,0,0,.25)}
.ac-block.is-editing{white-space:pre-wrap;font-family:inherit}
li.ac-block.is-editing{list-style-position:inside}
.ac-props td.ac-pv{position:relative}
.ac-props td.ac-pv.is-editing{padding:4px 6px}
.ac-props th{white-space:nowrap}
.ac-pen{display:inline-grid;place-items:center;width:20px;height:20px;margin-left:6px;padding:0;border:0;border-radius:5px;background:transparent;color:var(--muted,#6b7280);opacity:0;cursor:pointer;vertical-align:middle;transition:opacity .15s}
.ac-pen svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round}
.ac-props tr:hover .ac-pen,.ac-pen:focus-visible{opacity:1}
@media (hover:none){.ac-pen{opacity:.6}}
.ac-input{width:100%;min-height:32px;box-sizing:border-box;padding:4px 8px;font:inherit;color:inherit;background:var(--panel,#fff);border:1px solid color-mix(in srgb,var(--accent,#5b5bd6) 55%,transparent);border-radius:6px;outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--accent,#5b5bd6) 15%,transparent)}
.ac-renamed{margin:12px 0 18px;padding:10px 12px;border:1px solid var(--line,#e5e7eb);border-radius:10px}
.ac-renamed .row{display:flex;justify-content:space-between;gap:12px;padding:6px 0}
@media (max-width:720px){.ac-save{padding:0 6px;font-size:11px}.ac-save[data-state=idle]{display:none}}
.ac-can-edit .ac-block.is-editing{padding:6px 10px;margin-left:-10px;margin-right:-10px}
.ac-dash .ac-pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}.ac-dash .ac-pgrid .sc-card{margin:0}