/* Shared page chrome. Adventure pages and private tools use this one source. */
.topbar { position: sticky; z-index: 20; top: 0; display: flex; align-items: center; justify-content: space-between; min-height: 76px; padding: 12px clamp(18px,3vw,48px); border-bottom: 1px solid var(--line); background: rgba(12,12,12,.9); backdrop-filter: blur(14px); }
.brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand-mark { display: grid; width: 40px; height: 40px; padding: 0; place-items: center; border: 1px solid var(--ember); color: var(--ember-bright); background: transparent; cursor: default; font: 700 1.3rem/1 Georgia,serif; transform: rotate(45deg); transition: transform 180ms ease, color 180ms ease, background-color 180ms ease; list-style: none; }
.brand-mark::-webkit-details-marker { display: none; }
.adventure-switcher { position: relative; flex: 0 0 auto; }
.adventure-switcher[open] .brand-mark { color: #fff2c2; background: var(--ember-dim); transform: rotate(-45deg); }
.adventure-switcher nav { position: absolute; z-index: 60; top: 52px; left: -8px; display: grid; width: min(290px,calc(100vw - 28px)); padding: 7px; border: 1px solid var(--line); background: #171715; box-shadow: 0 18px 48px rgba(0,0,0,.55); }
.adventure-switcher nav::before { position: absolute; top: -6px; left: 22px; width: 10px; height: 10px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); background: #171715; content: ""; transform: rotate(45deg); }
.adventure-switcher nav a { display: grid; gap: 4px; padding: 11px 12px; border-left: 2px solid transparent; color: var(--muted); text-decoration: none; }
.adventure-switcher nav a:hover { color: var(--ink); background: var(--paper-soft); }
.adventure-switcher nav a.active { border-left-color: var(--ember-bright); color: var(--ink); background: rgba(180,31,39,.1); }
.adventure-switcher nav strong { font: 600 .92rem/1.2 var(--serif); letter-spacing: .08em; }
.adventure-switcher nav small { color: #77736b; font-size: .58rem; letter-spacing: .1em; }
.brand p { margin: 0 0 3px; color: var(--muted); font-size: .72rem; letter-spacing: .16em; }
.brand strong { font: 600 1.2rem/1 var(--serif); letter-spacing: .14em; }
.topbar-actions { display: flex; align-items: center; gap: 9px; }
.autosave-status { color: var(--muted); font-size: .82rem; }
.autosave-status i { display: inline-block; width: 6px; height: 6px; margin-right: 6px; border-radius: 50%; background: #688f63; box-shadow: 0 0 9px rgba(104,143,99,.65); }

@media (max-width:1220px) { .topbar { z-index: 40; } }
@media (max-width:900px) {
  .topbar { display: grid; grid-template-columns: minmax(0,1fr); gap: 8px; min-height: calc(106px + env(safe-area-inset-top)); padding: calc(10px + env(safe-area-inset-top)) max(14px,env(safe-area-inset-right)) 8px max(14px,env(safe-area-inset-left)); }
  .brand-mark { width: 34px; height: 34px; }
  .brand p { display: block; overflow: hidden; margin-bottom: 2px; font-size: .55rem; letter-spacing: .11em; text-overflow: ellipsis; white-space: nowrap; }
  .brand strong { font-size: .98rem; }
  .autosave-status { display: none; }
  .topbar-actions { display: contents; }
  .topbar.private-topbar.no-panel-tabs { display: flex; min-height: calc(68px + env(safe-area-inset-top)); padding-bottom: 10px; }
  .topbar.private-topbar.no-panel-tabs .topbar-actions { display: flex; }
}