/* Second Brain web sessions. Chrome uses the app theme; the page itself
   stays on a white canvas so sites render the way they do in a browser. */

body.wb-open .canvas{
  display:flex;
  flex-direction:column;
  padding:0;
  overflow:hidden;
}
body.wb-open .sheet{
  display:flex;
  flex-direction:column;
  flex:1;
  min-height:0;
  max-width:none;
  width:100%;
  margin:0;
  padding:0;
}
body.wb-open .sheet > .title,
body.wb-open .sheet > .title-tools,
body.wb-open .sheet > .ai-title,
body.wb-open .sheet > .meta,
body.wb-open .sheet > .todo-title-row,
body.wb-open .sheet > .due-prominent{ display:none !important; }
body.wb-open .sheet > .assign{ margin:0; padding:8px 12px 0; }
body.wb-open .sheet > .wb{ flex:1; min-height:0; }
body.wb-immersive .collab,
body.wb-immersive .voice-companion{ display:none !important; }

.wb, .wb *{ box-sizing:border-box; }
.wb{
  display:flex;
  flex-direction:column;
  min-width:0;
  min-height:0;
  height:100%;
  color:var(--ink);
  background:rgba(0,0,0,.28);
}
.wb-chrome{
  flex:none;
  display:flex;
  flex-direction:column;
  gap:0;
  background:rgba(8,8,12,.72);
  border-bottom:1px solid var(--line);
}
.wb-name{
  width:100%;
  margin:0;
  padding:8px 14px 0;
  border:0;
  outline:none;
  background:transparent;
  color:var(--ink);
  font:700 1.02rem "DM Sans",system-ui,sans-serif;
  letter-spacing:-.02em;
}
.wb-name::placeholder{ color:var(--ink-faint); }
.wb-tabs{
  display:flex;
  align-items:flex-end;
  gap:4px;
  padding:6px 8px 0;
  overflow-x:auto;
  scrollbar-width:none;
}
.wb-tabs::-webkit-scrollbar{ display:none; }
.wb-tab{
  display:inline-flex;
  align-items:center;
  gap:6px;
  max-width:190px;
  height:32px;
  padding:0 6px 0 10px;
  border:1px solid transparent;
  border-bottom:0;
  border-radius:10px 10px 0 0;
  background:transparent;
  color:var(--ink-dim);
  cursor:pointer;
  font:600 .74rem "DM Sans",sans-serif;
}
.wb-tab span{ min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.wb-tab.on{
  color:var(--ink);
  background:rgba(255,255,255,.06);
  border-color:var(--line);
}
.wb-tab-x{
  width:18px;
  height:18px;
  flex:none;
  border:0;
  border-radius:6px;
  background:transparent;
  color:var(--ink-faint);
  cursor:pointer;
  font:600 .9rem "DM Sans",sans-serif;
  line-height:1;
}
.wb-tab-x:hover{ color:#f87171; background:rgba(248,113,113,.12); }
.wb-tab-add{
  width:32px;
  height:32px;
  flex:none;
  border:0;
  border-radius:9px;
  background:transparent;
  color:var(--ink-dim);
  cursor:pointer;
  font:600 1.1rem "DM Sans",sans-serif;
}
.wb-tab-add:hover{ color:var(--accent); background:var(--accent-soft); }
.wb-toolbar{
  display:flex;
  align-items:center;
  gap:6px;
  padding:8px;
}
.wb-icon,.wb-textbtn,.wb-view button{
  flex:none;
  height:36px;
  border:1px solid var(--line);
  border-radius:10px;
  background:rgba(255,255,255,.04);
  color:var(--ink-dim);
  cursor:pointer;
  font:600 .75rem "DM Sans",sans-serif;
}
.wb-icon{
  width:36px;
  display:grid;
  place-items:center;
  padding:0;
}
.wb-icon svg{ width:16px; height:16px; }
.wb-icon:hover,.wb-textbtn:hover,.wb-view button:hover{ color:var(--ink); border-color:var(--accent-line); background:rgba(255,255,255,.07); }
.wb-icon:disabled{ opacity:.35; cursor:default; }
.wb-icon:disabled:hover{ color:var(--ink-dim); border-color:var(--line); background:rgba(255,255,255,.04); }
.wb-address{
  flex:1;
  min-width:0;
  height:36px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:999px;
  outline:none;
  background:rgba(255,255,255,.045);
  color:var(--ink);
  font:500 .92rem "DM Sans",sans-serif;
}
.wb-address::placeholder{ color:var(--ink-faint); }
.wb-address:focus{ border-color:var(--accent-line); box-shadow:0 0 0 3px var(--accent-soft); }
.wb-view{ display:inline-flex; padding:2px; border:1px solid var(--line); border-radius:11px; background:rgba(255,255,255,.03); }
.wb-view button{ height:30px; padding:0 9px; border:0; border-radius:8px; background:transparent; }
.wb-view button.on{ color:var(--ink); background:var(--accent-soft); }
.wb-textbtn{ display:inline-flex; align-items:center; gap:6px; padding:0 10px; color:var(--accent); border-color:var(--accent-line); background:var(--accent-soft); }
.wb-textbtn svg{ width:15px; height:15px; }
.wb-textbtn.on{ color:#08080c; background:var(--accent); }
.wb-note{
  display:flex;
  align-items:center;
  gap:8px;
  padding:7px 10px;
  color:var(--ink);
  background:var(--accent-soft);
  font:500 .75rem "DM Sans",sans-serif;
}
.wb-note[hidden]{ display:none !important; }
.wb-note span{ flex:1; min-width:0; }
.wb-note button{
  flex:none;
  height:28px;
  padding:0 8px;
  border:1px solid var(--accent-line);
  border-radius:8px;
  background:rgba(0,0,0,.18);
  color:var(--ink);
  cursor:pointer;
  font:600 .72rem "DM Sans",sans-serif;
}
.wb-stage{ position:relative; flex:1; min-height:0; background:#fff; }
.wb-frame{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  border:0;
  background:#fff;
}
.wb-progress{
  position:absolute;
  top:0; left:0;
  z-index:3;
  height:2px;
  width:0;
  background:var(--accent);
  box-shadow:0 0 12px var(--accent);
  pointer-events:none;
}
.wb.is-loading .wb-progress{ width:72%; transition:width 12s ease; }
.wb-start,.wb-fallback{
  position:absolute;
  inset:0;
  z-index:2;
  display:grid;
  place-items:center;
  padding:28px 22px;
  background:
    radial-gradient(80% 60% at 50% 0%, var(--accent-soft), transparent 70%),
    #07070b;
  color:var(--ink);
  text-align:center;
}
.wb-start[hidden],.wb-fallback[hidden]{ display:none !important; }
.wb-start div,.wb-fallback div{ max-width:420px; }
.wb-start h2,.wb-fallback h2{
  margin:0 0 8px;
  font-size:1.35rem;
  letter-spacing:-.03em;
}
.wb-start p,.wb-fallback p{
  margin:0;
  color:var(--ink-dim);
  font-size:.92rem;
  line-height:1.45;
}
.wb-fallback-actions{ display:flex; flex-wrap:wrap; justify-content:center; gap:8px; margin-top:16px; }
.wb-fallback-actions button,.wb-start button{
  height:36px;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:10px;
  background:rgba(255,255,255,.05);
  color:var(--ink);
  cursor:pointer;
  font:600 .8rem "DM Sans",sans-serif;
}
.wb-fallback-actions button.primary,.wb-start button.primary{
  color:#08080c;
  background:var(--accent);
  border-color:transparent;
}
.wb-exit{
  display:none;
  position:absolute;
  z-index:6;
  top:calc(env(safe-area-inset-top, 0px) + 8px);
  left:50%;
  transform:translateX(-50%);
  height:32px;
  padding:0 12px;
  border:1px solid var(--accent-line);
  border-radius:999px;
  background:rgba(8,8,12,.82);
  color:var(--ink);
  cursor:pointer;
  font:700 .75rem "DM Sans",sans-serif;
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.wb.is-immersive{
  position:fixed;
  inset:0;
  z-index:80;
  height:100dvh;
  background:#000;
}
.wb.is-immersive .wb-stage{ position:absolute; inset:0; }
.wb.is-immersive .wb-chrome{
  position:absolute;
  top:0; left:0; right:0;
  z-index:5;
  transform:translateY(-110%);
  transition:transform .2s ease;
  padding-top:env(safe-area-inset-top, 0px);
  background:rgba(8,8,12,.94);
}
.wb.is-immersive.is-chrome .wb-chrome{ transform:none; }
.wb.is-immersive .wb-exit{ display:inline-flex; align-items:center; }
.wb.is-immersive.is-chrome .wb-exit{ display:none; }

@media (max-width:640px){
  .wb-toolbar{ flex-wrap:wrap; }
  .wb-address{ order:-1; flex:1 0 100%; font-size:16px; }
  .wb-textbtn span{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); }
  .wb-textbtn{ width:36px; padding:0; }
}