/* ─── Reset ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

/* ─── Tokens ─────────────────────────────────── */
:root {
  /* Nothing palette — canonical */
  --black:          #000;
  --surface-raised: #1a1a1a;
  --border-visible: #333;
  --text-display:   #fff;
  --accent-red:     #d71921;
  --utility-orange: #f26522;

  /* App tokens — names kept for view compatibility, values moved to the Nothing palette */
  --bg:         var(--black);
  --surface:    #111;
  --surface2:   var(--surface-raised);
  --surface3:   #222;
  --border:     #222;
  --accent:     var(--utility-orange);
  --accent-dim: rgba(242,101,34,0.12);
  --success:    #4a9e5c;
  --warning:    #d4a843;
  --error:      var(--accent-red);
  --text:       #e8e8e8;
  --muted:      #999;
  --faint:      #7d7d7d; /* lifted from #666 → ~3:1 on --surface for AA on meta text */
  --r:          8px;
  --r-lg:       16px;

  /* Mono meta-label tracking */
  --track: 0.08em;

  /* Spacing scale — 4px grid, named so rhythm is deliberate */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px; --s6: 32px; --s7: 48px;

  /* Motion — ease-out exponential only, no bounce; never animate layout */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-1: 120ms; --dur-2: 180ms; --dur-3: 240ms;
}

/* ─── Base ───────────────────────────────────── */
body {
  background-color: var(--bg);
  background-image: radial-gradient(var(--border) 1px, transparent 1px);
  background-size: 22px 22px;
  color: var(--text);
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

/* ─── App ────────────────────────────────────── */
.app { display: flex; height: 100vh; overflow: hidden; }

/* ─── Sidebar ────────────────────────────────── */
.sidebar { width: 210px; min-width: 210px; background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; overflow-y: auto; }
.sidebar-brand { display: flex; align-items: center; gap: 10px; padding: 16px; border-bottom: 1px solid var(--border); }
.logo-icon { width: 28px; height: 28px; background: var(--surface-raised); border: 1px solid var(--border-visible); border-radius: var(--r); display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0; }
.logo-name { font-size: 13px; font-weight: 700; color: var(--text); display: block; }
.brand-sub { font-size: 11px; color: var(--muted); display: block; }
.sidebar-nav { flex: 1; padding: 8px 0; }
.nav-group-label { font-family: 'Space Mono', monospace; padding: 12px 14px 4px; font-size: 10px; font-weight: 400; color: var(--faint); letter-spacing: var(--track); text-transform: uppercase; }
.nav-item { position: relative; display: flex; align-items: center; gap: 8px; padding: 7px 14px; color: var(--muted); text-decoration: none; cursor: pointer; font-size: 13px; transition: background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out); }
.nav-item:hover { background: var(--accent-dim); color: var(--text); }
.nav-item.active { background: var(--accent-dim); color: var(--accent); }
.nav-item.active::before { content: ''; position: absolute; left: 5px; top: 50%; transform: translateY(-50%); width: 4px; height: 4px; background: var(--accent); border-radius: 1px; }
.nav-item--soon { opacity: .5; }
.nav-icon { width: 17px; height: 17px; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.logo-svg { width: 15px; height: 15px; display: block; color: var(--accent); fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.nav-toggle { display: none; }
.nav-toggle-icon { width: 22px; height: 22px; display: block; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.sidebar-backdrop { display: none; }
.nav-badge { margin-left: auto; font-size: 9px; background: var(--surface3); color: var(--muted); padding: 1px 5px; border-radius: 3px; }
.sidebar-footer { padding: 12px; border-top: 1px solid var(--border); }
.brain-score-pill { display: flex; align-items: center; gap: 8px; padding: 8px 10px; background: var(--surface2); border-radius: var(--r); font-size: 12px; }
.score-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; flex-shrink: 0; }
.score-label { font-family: 'Space Mono', monospace; font-size: 10px; text-transform: uppercase; letter-spacing: var(--track); color: var(--muted); }
.score-value { font-family: 'Doto', monospace; margin-left: auto; font-weight: 600; font-size: 16px; color: var(--success); font-variant-numeric: tabular-nums; }

/* ─── Main ───────────────────────────────────── */
.main-content {
  flex: 1; overflow-y: auto; padding: 24px;
  background-color: var(--bg);
  background-image: radial-gradient(var(--border) 1px, transparent 1px);
  background-size: 22px 22px;
}
.page-header { margin-bottom: 20px; }
.page-title { font-family: 'Space Grotesk', system-ui, sans-serif; font-size: 22px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 6px; }
.page-subtitle { font-family: 'Space Mono', monospace; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: var(--track); }

/* ─── Stats ──────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-bottom: 20px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 20px; transition: border-color var(--dur-2) var(--ease-out); }
.stat-card:hover { border-color: var(--border-visible); }
.stat-label { font-family: 'Space Mono', monospace; font-size: 10px; color: var(--muted); text-transform: uppercase; letter-spacing: var(--track); margin-bottom: 8px; }
.stat-value { font-family: 'Doto', monospace; font-weight: 600; font-size: 34px; line-height: 1; color: var(--text-display); font-variant-numeric: tabular-nums; }
.stat-value.success { color: var(--success); }
.stat-value.warning { color: var(--warning); }
.stat-value.neutral { color: var(--text-display); }

/* ─── Cards ──────────────────────────────────── */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 24px; transition: border-color var(--dur-2) var(--ease-out); }
.card:hover { border-color: var(--border-visible); }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.card-title { font-family: 'Space Mono', monospace; font-size: 11px; font-weight: 400; text-transform: uppercase; letter-spacing: var(--track); color: var(--muted); }
.card-link { font-size: 11px; color: var(--accent); cursor: pointer; text-decoration: none; background: none; border: none; }
.card-link:hover { text-decoration: underline; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ─── Page items ─────────────────────────────── */
.page-item { padding: 8px 10px; background: var(--surface2); border-radius: var(--r); cursor: pointer; transition: background var(--dur-1) var(--ease-out); margin-bottom: 6px; }
.page-item:last-child { margin-bottom: 0; }
.page-item:hover { background: var(--surface3); }
.page-item-title { font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.page-item-meta { font-size: 10px; color: var(--muted); margin-top: 2px; }

/* ─── Browse ─────────────────────────────────── */
.browse-layout { display: flex; height: calc(100vh - 48px); margin: -24px; }
.file-tree { width: 230px; min-width: 230px; background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; overflow: hidden; }
.file-tree-search { padding: 10px; border-bottom: 1px solid var(--border); }
.tree-filter { width: 100%; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r); padding: 6px 10px; color: var(--text); font-size: 12px; outline: none; }
.tree-filter:focus { border-color: var(--accent); }
.tree-filter::placeholder { color: var(--faint); }
.tree-body { flex: 1; overflow-y: auto; padding: 4px 0; }
.tree-folder { display: flex; align-items: center; gap: 6px; padding: 5px 12px; cursor: pointer; color: var(--muted); font-size: 12px; font-weight: 600; user-select: none; }
.tree-folder:hover { background: var(--accent-dim); }
.tree-folder-count { margin-left: auto; font-size: 10px; color: var(--faint); }
.tree-page { position: relative; display: flex; align-items: center; padding: 4px 12px 4px 28px; cursor: pointer; color: var(--muted); font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tree-page:hover { background: var(--accent-dim); color: var(--text); }
.tree-page.active { background: var(--accent-dim); color: var(--accent); }
.tree-page.active::before { content: ''; position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 4px; height: 4px; background: var(--accent); border-radius: 1px; }
.page-viewer { flex: 1; overflow-y: auto; padding: 24px; }
.breadcrumb { font-size: 11px; color: var(--muted); margin-bottom: 12px; }
.breadcrumb span { color: var(--accent); }
.page-viewer-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.tag-list { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.tag { font-size: 10px; padding: 2px 7px; border-radius: 10px; background: var(--surface3); color: var(--muted); }
.tag.type { background: var(--accent-dim); color: var(--accent); }
.compiled-truth { font-size: 13px; line-height: 1.7; margin-bottom: 20px; white-space: pre-wrap; }
.connections-section { border-top: 1px solid var(--border); padding-top: 14px; }
.connections-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 8px; }
.connection-badges { display: flex; gap: 6px; flex-wrap: wrap; }
.connection-badge { background: var(--surface2); border: 1px solid var(--border); color: var(--accent); font-size: 11px; padding: 3px 10px; border-radius: var(--r); cursor: pointer; }
.connection-badge:hover { background: var(--accent-dim); }

/* ─── Search ─────────────────────────────────── */
.search-bar-wrap { margin-bottom: 20px; }
.search-input { width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 10px 14px; color: var(--text); font-size: 14px; outline: none; transition: border-color var(--dur-2) var(--ease-out); }
.search-input:focus { border-color: var(--accent); }
.search-input::placeholder { color: var(--faint); }
.search-result { padding: 12px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); cursor: pointer; margin-bottom: 8px; transition: border-color var(--dur-1) var(--ease-out); }
.search-result:hover { border-color: var(--accent); }
.search-result-title { font-size: 13px; font-weight: 600; margin-bottom: 4px; }
.search-result-snippet { font-size: 12px; color: var(--muted); line-height: 1.5; }
.search-result-slug { font-size: 10px; color: var(--faint); margin-top: 4px; font-family: monospace; }

/* ─── Graph ──────────────────────────────────── */
.graph-layout { display: flex; flex-direction: column; height: calc(100vh - 48px); margin: -24px; }
.graph-toolbar { display: flex; align-items: center; gap: 10px; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border); flex-shrink: 0; }
.toggle-group { display: flex; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r); padding: 3px; gap: 2px; }
.toggle-btn { background: transparent; border: none; border-radius: 4px; padding: 4px 10px; font-size: 11px; color: var(--muted); cursor: pointer; transition: background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out); }
.toggle-btn.active { background: var(--accent); color: var(--black); font-weight: 600; }
.graph-search { background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r); padding: 5px 10px; color: var(--text); font-size: 11px; outline: none; width: 180px; }
.graph-search:focus { border-color: var(--accent); }
.graph-search::placeholder { color: var(--faint); }
.graph-legend { display: flex; gap: 12px; margin-left: auto; font-size: 11px; }
.legend-item { display: flex; align-items: center; gap: 4px; color: var(--muted); }
.legend-dot { width: 8px; height: 8px; border-radius: 50%; }
.graph-canvas { flex: 1; overflow: hidden; background: var(--bg); }
.graph-tooltip { position: fixed; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r); padding: 8px 12px; font-size: 11px; pointer-events: none; z-index: 100; display: none; }
.graph-tooltip.visible { display: block; }
.graph-tooltip-slug { color: var(--accent); font-weight: 600; margin-bottom: 2px; }
.graph-tooltip-count { color: var(--muted); }

/* ─── Skeleton ───────────────────────────────── */
.loading-skeleton { padding: 8px 0; }
.skeleton-block { background: var(--surface3); border-radius: var(--r); animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

/* ─── Error ──────────────────────────────────── */
.error-card { background: rgba(215,25,33,.08); border: 1px solid rgba(215,25,33,.3); border-radius: var(--r-lg); padding: 16px; text-align: center; }
.error-card p { color: var(--error); margin-bottom: 10px; font-size: 13px; }
.retry-btn { background: rgba(215,25,33,.15); border: 1px solid rgba(215,25,33,.4); color: var(--error); border-radius: var(--r); padding: 6px 14px; font-size: 12px; cursor: pointer; }
.retry-btn:hover { background: rgba(215,25,33,.25); }

/* ─── Coming soon ────────────────────────────── */
.coming-soon { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 60vh; text-align: center; gap: 12px; }
.coming-soon-icon { font-size: 40px; }
.coming-soon-title { font-size: 16px; font-weight: 600; }
.coming-soon-sub { font-size: 13px; color: var(--muted); }

/* ─── Login ──────────────────────────────────── */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 32px; width: 320px; text-align: center; }
.login-logo { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 8px; }
.login-subtitle { font-size: 13px; color: var(--muted); margin-bottom: 24px; }
.login-input { width: 100%; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r); padding: 10px 12px; color: var(--text); font-size: 14px; outline: none; margin-bottom: 10px; transition: border-color var(--dur-2) var(--ease-out); }
.login-input:focus { border-color: var(--accent); }
.login-btn { width: 100%; background: var(--accent); color: var(--black); border: none; border-radius: var(--r); padding: 10px; font-size: 14px; font-weight: 600; cursor: pointer; }
.login-btn:hover { opacity: .85; }
.login-error { color: var(--error); font-size: 12px; margin-top: 8px; }

/* ─── Scrollbar ──────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-visible); }

/* ─── Agents tab ─────────────────────────────── */
.agents-layout { display: flex; height: calc(100vh - 48px); margin: -24px; }
.agents-list { width: 250px; min-width: 250px; border-right: 1px solid var(--border); background: var(--surface); overflow-y: auto; }
.agents-list-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 14px 8px; font-size: 13px; font-weight: 700; }
.agents-count { font-size: 10px; color: var(--faint); font-weight: 400; }
.agent-card { margin: 0 10px 8px; padding: 12px; background: var(--surface2); border: 1px solid var(--border); border-radius: 8px; cursor: pointer; transition: border-color var(--dur-1) var(--ease-out); }
.agent-card:hover { border-color: var(--accent); }
.agent-card.active { background: var(--accent-dim); border-color: var(--accent); }
.agent-card-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.agent-avatar { width: 30px; height: 30px; border-radius: 8px; background: var(--surface-raised); border: 1px solid var(--border-visible); display: flex; align-items: center; justify-content: center; font-size: 15px; flex-shrink: 0; }
.agent-avatar.lg { width: 40px; height: 40px; font-size: 20px; }
.agent-card-name { flex: 1; min-width: 0; }
.agent-name { font-size: 13px; font-weight: 600; color: var(--text); }
.agent-sub { font-size: 10px; color: var(--muted); }
.agent-status { font-size: 10px; }
.agent-status--active { color: var(--success); }
.agent-status--idle, .agent-status--error { color: var(--warning); }
.agent-model { font-size: 10px; color: var(--muted); font-family: 'Space Mono', monospace; }
.agent-badges { display: flex; gap: 5px; margin-top: 8px; flex-wrap: wrap; }
.agent-badge { font-size: 9px; background: var(--surface3); color: var(--muted); padding: 2px 6px; border-radius: 4px; }
.agent-placeholder { margin: 0 10px; padding: 14px; border: 1px dashed var(--border); border-radius: 8px; text-align: center; color: var(--faint); font-size: 11px; }
.agent-detail { flex: 1; overflow-y: auto; padding: 18px 20px; }
.agent-detail-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.agent-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.agent-tab { background: none; border: none; padding: 7px 12px; font-size: 12px; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; }
.agent-tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.skill-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; }
.skill-item { background: var(--surface2); border: 1px solid var(--border); border-radius: 6px; padding: 10px; }
.skill-name { font-size: 12px; font-weight: 600; color: var(--text); }
.skill-off { font-size: 9px; color: var(--warning); border: 1px solid var(--warning); border-radius: 3px; padding: 0 4px; }
.skill-desc { font-size: 11px; color: var(--muted); margin: 4px 0; line-height: 1.4; }
.skill-cat { font-size: 10px; color: var(--faint); }
.board-cols { display: flex; gap: 10px; overflow-x: auto; }
.board-col { min-width: 150px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 10px; }
.board-col-head { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; display: flex; justify-content: space-between; margin-bottom: 8px; }
.board-task { background: var(--surface2); border-radius: 5px; padding: 8px; font-size: 11px; margin-bottom: 6px; }
.board-empty { color: var(--faint); font-size: 11px; text-align: center; padding: 6px; }

/* --- Cadence tab --- */
.cadence-list { display: flex; flex-direction: column; gap: 12px; }
.cadence-card .card-header { display: flex; align-items: center; justify-content: space-between; }
.cadence-state {
  font-size: 11px; padding: 2px 8px; border-radius: 10px; text-transform: capitalize;
  background: var(--surface2); color: var(--muted);
}
.cadence-state--scheduled { background: rgba(242,101,34,0.15); color: var(--accent); }
.cadence-state--paused { background: rgba(212,168,67,0.15); color: var(--warning); }
.cadence-state--done, .cadence-state--completed { background: rgba(76,175,80,0.15); color: var(--success); }
.cadence-state--disabled { background: rgba(120,120,120,0.15); color: var(--faint); }
.cadence-sched { font-size: 13px; color: var(--text); margin: 8px 0 4px; }
.cadence-prompt {
  margin-top: 10px; font-size: 12px; color: var(--muted); line-height: 1.5;
  cursor: pointer; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.cadence-prompt.expanded { -webkit-line-clamp: unset; }
.cadence-actions { display: flex; gap: 8px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.cadence-toggle { width: auto; }
.cadence-toggle-label { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted); cursor: pointer; user-select: none; }
.cadence-msg { font-size: 12px; color: var(--muted); }
.cadence-msg .err { color: var(--error); }
.cadence-msg .ok { color: var(--success); }
#cadence-form.hidden { display: none; }
#cadence-form { max-width: 520px; margin-bottom: 16px; }

/* --- Analytics tab --- */
.usage-bars { display: flex; flex-direction: column; gap: 8px; }
.usage-bar-row { display: grid; grid-template-columns: 96px 1fr 64px; align-items: center; gap: 10px; }
.usage-bar-day { font-size: 12px; color: var(--muted); }
.usage-bar-track { height: 14px; background: var(--surface-raised); border-radius: 2px; overflow: hidden; }
.usage-bar-fill {
  height: 100%; background: var(--accent);
  -webkit-mask: repeating-linear-gradient(90deg, #000 0 6px, transparent 6px 9px);
          mask: repeating-linear-gradient(90deg, #000 0 6px, transparent 6px 9px);
}

/* --- Connect tab --- */
.connect-list { display: flex; flex-direction: column; gap: 12px; }
.connect-card .card-header { display: flex; align-items: center; justify-content: space-between; }
.connect-badges { display: inline-flex; align-items: center; gap: 8px; }
.connect-transport {
  font-size: 11px; padding: 2px 8px; border-radius: 10px;
  background: var(--surface2); color: var(--muted); text-transform: uppercase;
}
.connect-state { font-size: 11px; padding: 2px 8px; border-radius: 10px; text-transform: capitalize; }
.connect-state--enabled { background: rgba(76,175,80,0.15); color: var(--success); }
.connect-state--disabled { background: rgba(120,120,120,0.15); color: var(--faint); }
.connect-endpoint {
  font-size: 12px; color: var(--text); margin: 8px 0 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-all;
}
.connect-env { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.connect-chip {
  font-size: 11px; padding: 2px 8px; border-radius: 6px;
  background: var(--surface2); color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.usage-bar-val { font-size: 12px; color: var(--text); text-align: right; }

/* --- Write mode: persona editor + modal --- */
.persona-head-actions { display: inline-flex; gap: 6px; }
.btn-ghost.sm, .btn-primary.sm { font-size: 11px; padding: 3px 8px; }
.persona-editor {
  width: 100%; min-height: 220px; resize: vertical; margin-top: 8px;
  background: var(--surface2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 10px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; line-height: 1.5;
}
.persona-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 10px; }
.persona-msg { margin-top: 8px; font-size: 12px; color: var(--muted); }
.persona-msg .err, .settings-msg .err { color: var(--error); }
.persona-msg .ok, .settings-msg .ok { color: var(--success); }

.btn-primary {
  background: var(--accent); color: var(--black); border: none; border-radius: 8px;
  padding: 7px 14px; font-size: 13px; font-weight: 600; cursor: pointer;
  transition: filter var(--dur-2) var(--ease-out);
}
.btn-primary:hover { filter: brightness(1.12); }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }
.btn-ghost {
  background: transparent; color: var(--muted); border: 1px solid var(--border);
  border-radius: 8px; padding: 7px 14px; font-size: 13px; cursor: pointer;
}
.btn-ghost:hover { color: var(--text); }

.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.55);
  display: flex; align-items: center; justify-content: center; z-index: 1000;
}
.modal-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 22px; max-width: 380px; width: 90%;
}
.modal-msg { font-size: 14px; color: var(--text); margin-bottom: 18px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }

/* --- Write mode: settings sub-tab --- */
.settings-grid { display: flex; flex-direction: column; gap: 12px; max-width: 560px; }
.setting-row .card-header { margin-bottom: 8px; }
.setting-input {
  width: 100%; background: var(--surface2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 13px;
  outline: none; transition: border-color var(--dur-2) var(--ease-out);
}
.setting-input:focus { border-color: var(--accent); }
.setting-foot { display: flex; align-items: center; gap: 10px; margin-top: 10px; }
.settings-msg { font-size: 12px; color: var(--muted); }

/* --- Connect catalog (write) --- */
.connect-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
#connect-gallery.hidden { display: none; }
.preset-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; margin-bottom: 12px; }
.preset-tile {
  text-align: left; background: var(--surface2); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px; cursor: pointer; display: flex; flex-direction: column; gap: 4px;
}
.preset-tile:hover { border-color: var(--accent); }
.preset-icon { font-size: 20px; }
.preset-label { font-size: 13px; color: var(--text); font-weight: 600; }
.preset-oauth { font-size: 10px; color: var(--warning); border: 1px solid var(--warning); border-radius: 6px; padding: 0 4px; margin-left: 4px; }
.preset-desc { font-size: 11px; color: var(--muted); }
.preset-form { max-width: 460px; margin-bottom: 12px; }
.form-label { display: block; font-size: 12px; color: var(--muted); margin: 10px 0 4px; }
.form-help { display: inline-block; margin-top: 8px; font-size: 12px; color: var(--accent); }
.preset-form-actions { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.oauth-note { font-size: 13px; color: var(--text); line-height: 1.6; }
.oauth-note a { color: var(--accent); }
.connect-actions { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.btn-ghost.sm.danger { color: var(--error); border-color: rgba(215,25,33,.4); }
.connect-msg { font-size: 12px; color: var(--muted); }
.connect-msg .err { color: var(--error); }
.connect-msg .ok { color: var(--success); }

/* --- Settings tab --- */
.settings-section { max-width: 560px; }
.accent-row { display: flex; align-items: center; gap: 10px; }
.accent-row input[type="color"] { width: 40px; height: 32px; padding: 0; border: 1px solid var(--border); border-radius: 6px; background: var(--surface2); cursor: pointer; }
.health-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.health-row:last-child { border-bottom: none; }
.health-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.health-dot.ok { background: var(--success); }
.health-dot.down { background: var(--error); }
.health-name { font-size: 13px; color: var(--text); min-width: 80px; }
.health-info { font-size: 12px; color: var(--muted); }

/* --- Light theme (overrides core palette; --accent stays user-controlled) --- */
body[data-theme="light"] {
  --black:          #f5f5f5;
  --surface:        #ffffff;
  --surface-raised: #f0f0f0;
  --border-visible: #cccccc;
  --text-display:   #000;
  --bg:             #f5f5f5;
  --surface2:       #f0f0f0;
  --surface3:       #e8e8e8;
  --border:         #e8e8e8;
  --text:           #1a1a1a;
  --muted:          #666;
  --faint:          #999;
}
body[data-theme="light"] { background-color: var(--bg); color: var(--text); }

/* --- Compact density --- */
body[data-density="compact"] { font-size: 13px; }
body[data-density="compact"] .nav-item { padding: 5px 12px; }
body[data-density="compact"] .card { padding: 12px; }
body[data-density="compact"] .nav-group-label { padding: 8px 12px 3px; }

/* Board (kanban) */
.board-lanes { display: grid; grid-template-columns: repeat(8, minmax(150px, 1fr)); gap: 8px; overflow-x: auto; }
.board-lane { background: var(--surface2); border: 1px solid var(--border); border-radius: 8px; min-height: 120px; }
.board-lane-head { padding: 8px 10px; font-size: 12px; font-weight: 600; text-transform: capitalize; color: var(--muted); border-bottom: 1px solid var(--border); }
.board-lane-count { float: right; color: var(--faint); }
.board-lane-body { padding: 8px; display: flex; flex-direction: column; gap: 8px; }
.board-lane-empty { color: var(--faint); font-size: 12px; text-align: center; padding: 12px 0; }
.board-card { background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px; }
.board-card--failed { border-color: var(--error); }
.board-card-title { font-size: 13px; margin-bottom: 6px; }
.board-card-meta { display: flex; gap: 6px; align-items: center; font-size: 11px; color: var(--muted); }
.board-chip { background: var(--accent-dim); border-radius: 4px; padding: 1px 6px; }
.board-age { margin-left: auto; color: var(--faint); }
.board-card-fail { margin-top: 6px; font-size: 11px; color: var(--error); }
.session-row { display: flex; gap: 8px; align-items: center; padding: 6px 0; font-size: 13px; border-bottom: 1px solid var(--border); }
.session-row:last-child { border-bottom: none; }
.session-title { font-weight: 500; }
.session-meta { color: var(--muted); font-size: 12px; margin-left: auto; }
@media (max-width: 1100px) { .board-lanes { grid-template-columns: repeat(4, minmax(150px, 1fr)); } }

/* Brain ops */
.brain-ops-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.brain-ops-grid .ops-clean-card { grid-column: 1 / -1; }
.brain-ops-grid .ops-ingest-card { grid-column: 1 / -1; }
.ops-hint { color: var(--muted); font-size: 12px; margin: 6px 0; }
.ops-fix-row { flex-wrap: wrap; }
.orphan-row { display: flex; gap: 8px; align-items: center; padding: 5px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.orphan-row:last-child { border-bottom: none; }
.orphan-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.orphan-suggest { padding: 4px 0 8px 16px; display: flex; flex-direction: column; gap: 4px; }
.health-dot.warn { background: var(--warning); }
.ops-ing-body { font-family: monospace; }
@media (max-width: 900px) { .brain-ops-grid { grid-template-columns: 1fr; } }

/* System tab */
.sys-log-pre { background: var(--surface2); border: 1px solid var(--border); border-radius: 6px; padding: 10px; font-size: 11px; line-height: 1.5; max-height: 420px; overflow: auto; white-space: pre-wrap; word-break: break-all; color: var(--muted); }
.sys-log-sel { display: inline-block; width: auto; padding: 4px 8px; font-size: 12px; margin-right: 6px; }
.sys-logs-card { margin-top: 12px; }

/* --- Connect+ provider keys + custom form --- */
.provider-section { border-top: 1px solid var(--border); padding-top: 20px; }
.provider-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.provider-row:last-child { border-bottom: none; }
.provider-row-info { display: flex; flex-direction: column; gap: 2px; min-width: 140px; flex: 1; }
.provider-label { font-size: 13px; font-weight: 600; color: var(--text); }
.provider-row-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.provider-badge { font-size: 11px; padding: 2px 8px; border-radius: 10px; }
.provider-badge--ok { background: rgba(76,175,80,0.15); color: var(--success); }
.provider-badge--none { background: rgba(120,120,120,0.12); color: var(--faint); }
.provider-key-input { display: flex; align-items: center; gap: 8px; width: 100%; margin-top: 6px; }
.provider-key-input.hidden { display: none; }
.provider-key-input .setting-input { flex: 1; max-width: 360px; }
.provider-msg { font-size: 12px; }
/* Custom server form */
#cs-stdio-fields.hidden, #cs-http-fields.hidden { display: none; }
.custom-server-form .cs-textarea { resize: vertical; min-height: 64px; font-family: monospace; font-size: 12px; }
.cs-env-section { margin-top: 12px; }
.cs-env-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.cs-env-row { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.cs-env-row .setting-input { flex: 1; }
.cs-env-row .cs-env-key { max-width: 160px; text-transform: uppercase; }
.cs-env-row .cs-env-val { flex: 2; }

/* ─── Responsive ─────────────────────────────── */
@media (max-width: 820px) {
  /* Off-canvas sidebar drawer */
  .nav-toggle {
    display: flex; align-items: center; justify-content: center;
    position: fixed; top: 12px; left: 12px; z-index: 60;
    width: 40px; height: 40px;
    background: var(--surface); border: 1px solid var(--border-visible);
    border-radius: var(--r); color: var(--text); cursor: pointer;
  }
  .sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 70;
    width: 232px; min-width: 232px;
    transform: translateX(-100%); transition: transform var(--dur-3) var(--ease-out);
  }
  .sidebar.open { transform: none; }
  .sidebar-backdrop {
    display: block; position: fixed; inset: 0; z-index: 65;
    background: rgba(0,0,0,.5);
    opacity: 0; pointer-events: none; transition: opacity var(--dur-3) var(--ease-out);
  }
  .sidebar-backdrop.open { opacity: 1; pointer-events: auto; }

  .main-content { padding: 16px; padding-top: 60px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }

  /* Two-pane views stack vertically (no desktop full-bleed) */
  .browse-layout, .agents-layout, .graph-layout {
    flex-direction: column; height: auto; margin: 0;
  }
  .file-tree, .agents-list {
    width: 100%; min-width: 0; max-height: 280px;
    border-right: none; border-bottom: 1px solid var(--border);
  }
  .page-viewer, .agent-detail { padding: 16px 0; }
  .graph-canvas { height: 60vh; min-height: 360px; }
  .graph-toolbar { flex-wrap: wrap; }
  .graph-legend { margin-left: 0; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .page-title { font-size: 20px; }
}

/* Onboarding readiness card */
.readiness-row { display: flex; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.readiness-row:last-child { border-bottom: none; }
.readiness-label { min-width: 180px; }
.readiness-detail { color: var(--muted); font-size: 12px; flex: 1; }
.readiness-fix { flex-shrink: 0; }

/* ─── A11y: keyboard focus + reduced motion ──── */
/* Placed last so the ring wins source-order over component `outline:none`. */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
:focus:not(:focus-visible) { outline: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ─── Empty states (teaching, on-brand) ──────── */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; gap: var(--s2); padding: var(--s7) var(--s5); color: var(--muted);
}
.empty-state-mark {
  width: 38px; height: 38px; display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: var(--r); color: var(--faint); font-size: 16px;
  background-image: radial-gradient(var(--border) 1px, transparent 1px); background-size: 7px 7px;
}
.empty-state-title {
  font-family: 'Space Mono', monospace; font-size: 12px; text-transform: uppercase;
  letter-spacing: var(--track); color: var(--text);
}
.empty-state-desc { font-size: 12px; color: var(--muted); max-width: 320px; line-height: 1.5; }
.empty-cta {
  margin-top: var(--s2); background: var(--accent-dim); color: var(--accent);
  border: 1px solid transparent; border-radius: var(--r); padding: 6px 14px;
  font-size: 12px; font-weight: 600; cursor: pointer;
  transition: background var(--dur-1) var(--ease-out);
}
.empty-cta:hover { background: rgba(242,101,34,0.18); }

/* ─── Home / command center ──────────────────── */
.home-ribbon {
  display: flex; align-items: stretch; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  margin-bottom: var(--s5); overflow: hidden;
}
.home-ribbon-item {
  flex: 1; display: flex; flex-direction: column; gap: var(--s2);
  padding: var(--s4) var(--s5); border-right: 1px solid var(--border); /* 1px neutral hairline divider */
}
.home-ribbon-item:last-child { border-right: none; }
.hr-label {
  font-family: 'Space Mono', monospace; font-size: 10px; text-transform: uppercase;
  letter-spacing: var(--track); color: var(--faint);
}
.hr-value { display: flex; align-items: baseline; gap: 8px; font-size: 15px; color: var(--text); font-weight: 500; }
.hr-value .health-dot { align-self: center; }
.hr-sub { font-size: 11px; color: var(--muted); font-weight: 400; }
.hr-num { font-size: 26px; line-height: 1; }

.home-grid { display: grid; grid-template-columns: 2fr 1fr; gap: var(--s4); align-items: start; }
.home-side { display: flex; flex-direction: column; gap: var(--s4); }

.attn-row {
  display: flex; align-items: center; gap: var(--s3); width: 100%; text-align: left;
  background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r);
  padding: 10px 12px; margin-bottom: var(--s2); cursor: pointer; color: var(--text); font-size: 13px;
  transition: border-color var(--dur-1) var(--ease-out);
}
.attn-row:last-child { margin-bottom: 0; }
.attn-row:hover { border-color: var(--border-visible); }
.attn-label { flex: 1; }
.attn-go { font-size: 11px; color: var(--accent); }

.brain-mini {
  display: flex; gap: var(--s5); padding-bottom: var(--s3); margin-bottom: var(--s3);
  border-bottom: 1px solid var(--border);
}
.brain-mini-stat { display: flex; flex-direction: column; gap: 2px; }
.bm-label {
  font-family: 'Space Mono', monospace; font-size: 10px; text-transform: uppercase;
  letter-spacing: var(--track); color: var(--faint);
}
.bm-val {
  font-family: 'Doto', monospace; font-size: 22px; font-weight: 600;
  color: var(--text-display); font-variant-numeric: tabular-nums;
}
.brain-recent-head {
  font-family: 'Space Mono', monospace; font-size: 10px; text-transform: uppercase;
  letter-spacing: var(--track); color: var(--muted); margin-bottom: var(--s2);
}
.muted-note { color: var(--muted); font-size: 12px; }

/* First-run setup guide on Home */
.setup-card { margin-bottom: var(--s5); border-color: var(--border-visible); }
.setup-lead { font-size: 13px; color: var(--muted); margin-bottom: var(--s3); }
.setup-progress {
  font-family: 'Space Mono', monospace; font-size: 11px; color: var(--accent); letter-spacing: var(--track);
}
.setup-steps { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s2); }
.setup-step {
  display: flex; align-items: center; gap: var(--s3); text-align: left;
  background: var(--surface2); border: 1px solid var(--border); border-radius: var(--r);
  padding: 10px 12px; cursor: pointer; color: var(--text); font-size: 13px;
  transition: border-color var(--dur-1) var(--ease-out);
}
.setup-step:hover { border-color: var(--border-visible); }
.setup-step-label { font-weight: 500; flex: 1; }
.setup-step-detail { color: var(--muted); font-size: 11px; }
.setup-step-go { color: var(--accent); font-size: 11px; min-width: 34px; text-align: right; }
@media (max-width: 820px) { .setup-steps { grid-template-columns: 1fr; } }

/* Runtime label (Hermes now, OpenClaw next) — the multi-runtime seam */
.runtime-badge {
  display: inline-block; font-family: 'Space Mono', monospace; font-size: 9px;
  text-transform: uppercase; letter-spacing: var(--track);
  background: var(--accent-dim); color: var(--accent); padding: 1px 6px; border-radius: 4px;
}

@media (max-width: 820px) {
  .home-grid { grid-template-columns: 1fr; }
  .home-ribbon { flex-direction: column; }
  .home-ribbon-item { border-right: none; border-bottom: 1px solid var(--border); }
  .home-ribbon-item:last-child { border-bottom: none; }
}