/* Sovereign Assistant Control Surface — VS Code-style multi-panel layout
   adapted to cosmic palette. Desktop-first; collapses to chat-only under 600px. */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --void: #0a0a0a;
  --void-elevated: #161616;
  --void-deep: #050505;
  --void-deeper: #020202;
  --bone: #e8e6dd;
  --bone-muted: #9d9a8e;
  --bone-very-muted: #5d5b53;
  --hairline: #232220;
  --hairline-strong: #2f2d2a;
  --accent: #ff8800;
  --accent-dim: #b06000;
  --user-bubble: #1a1a1a;
  --error: #d04040;
  --ok: #5a8;
  --warn: #d4a04a;

  --activitybar-w: 48px;
  --sidebar-w: 280px;
  --titlebar-h: 32px;
  --statusbar-h: 22px;
  --bottom-panel-h: 220px;

  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
}

html, body {
  height: 100%;
  background: var(--void);
  color: var(--bone);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.5;
  overflow: hidden;
}

body {
  display: grid;
  grid-template-rows: var(--titlebar-h) 1fr var(--statusbar-h);
  height: 100vh;
}

/* ---------- Title bar ---------- */

.titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  background: var(--void-deeper);
  border-bottom: 1px solid var(--hairline);
  font-size: 12px;
  user-select: none;
}

.title-mark { color: var(--bone); font-size: 14px; }
.title-text {
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--bone);
}
.title-sep { color: var(--bone-very-muted); }
.title-host {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--bone-muted);
}
.title-spacer { flex: 1; }
.titlebar-btn {
  background: transparent;
  border: none;
  color: var(--bone-muted);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 3px;
}
.titlebar-btn:hover { background: var(--void-elevated); color: var(--bone); }

/* ---------- Workbench grid ---------- */

.workbench {
  display: grid;
  grid-template-columns: var(--activitybar-w) var(--sidebar-w) 1fr;
  overflow: hidden;
  min-height: 0;
}

.workbench.sidebar-collapsed {
  grid-template-columns: var(--activitybar-w) 0 1fr;
}

.workbench.sidebar-collapsed .sidebar { display: none; }

/* ---------- Activity bar ---------- */

.activitybar {
  background: var(--void-deeper);
  border-right: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 4px 0;
}

.activity {
  background: transparent;
  border: none;
  border-left: 2px solid transparent;
  color: var(--bone-very-muted);
  font-size: 18px;
  height: 44px;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s;
}

.activity:hover { color: var(--bone-muted); }
.activity.active {
  color: var(--bone);
  border-left-color: var(--bone);
}

.activitybar-spacer { flex: 1; }

/* ---------- Sidebar ---------- */

.sidebar {
  background: var(--void-deep);
  border-right: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--bone-muted);
  border-bottom: 1px solid var(--hairline);
  text-transform: uppercase;
}

.sidebar-actions { display: flex; gap: 4px; }
.sidebar-action-btn {
  background: transparent;
  border: none;
  color: var(--bone-very-muted);
  cursor: pointer;
  padding: 2px 4px;
  font-size: 13px;
  border-radius: 2px;
}
.sidebar-action-btn:hover { color: var(--bone); background: var(--void-elevated); }

.sidebar-body {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}

/* Sidebar list items */
.list-item {
  padding: 6px 12px;
  cursor: pointer;
  border-left: 2px solid transparent;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: background 0.08s;
}

.list-item:hover { background: var(--void-elevated); }
.list-item.selected {
  background: var(--void-elevated);
  border-left-color: var(--bone);
}

.list-item-title {
  color: var(--bone);
  font-family: var(--font-mono);
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-item-sub {
  color: var(--bone-very-muted);
  font-size: 10px;
  display: flex;
  gap: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-item-tag {
  color: var(--bone-very-muted);
  font-family: var(--font-mono);
}
.list-item-tag.ok { color: var(--ok); }
.list-item-tag.err { color: var(--error); }
.list-item-tag.warn { color: var(--warn); }

/* Filter bar */
.filter-bar {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--hairline);
}

.filter-input {
  background: var(--void);
  border: 1px solid var(--hairline);
  color: var(--bone);
  padding: 4px 8px;
  font-size: 12px;
  font-family: var(--font-mono);
  border-radius: 2px;
  outline: none;
}
.filter-input:focus { border-color: var(--bone-very-muted); }

.filter-row { display: flex; gap: 4px; }
.filter-row .filter-input { flex: 1; }
.filter-row select {
  background: var(--void);
  border: 1px solid var(--hairline);
  color: var(--bone-muted);
  padding: 4px 8px;
  font-size: 11px;
  border-radius: 2px;
}

.empty-state {
  padding: 24px 12px;
  text-align: center;
  color: var(--bone-very-muted);
  font-size: 12px;
  font-style: italic;
}

/* ---------- Main area ---------- */

.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  background: var(--void);
}

.main-tabs {
  display: flex;
  gap: 0;
  background: var(--void-deeper);
  border-bottom: 1px solid var(--hairline);
  min-height: 30px;
  align-items: center;
  padding: 0 4px;
}

.main-tab {
  padding: 6px 14px;
  font-size: 11px;
  color: var(--bone-very-muted);
  cursor: default;
  border-right: 1px solid var(--hairline);
  background: var(--void-deeper);
}

.main-tab.active {
  background: var(--void);
  color: var(--bone);
}

.main-body {
  flex: 1;
  overflow-y: auto;
  position: relative;
  min-height: 0;
}

/* ---------- Chat view (default main pane content) ---------- */

.chat-view {
  display: flex;
  flex-direction: column;
  height: 100%;
}

#chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.msg {
  max-width: 760px;
  padding: 10px 14px;
  border-radius: 6px;
  white-space: pre-wrap;
  word-wrap: break-word;
  line-height: 1.55;
}

.msg.user {
  align-self: flex-end;
  background: var(--user-bubble);
  color: var(--bone);
  border: 1px solid var(--hairline);
}

.msg.assistant {
  align-self: flex-start;
  background: transparent;
  color: var(--bone);
  padding-left: 0;
}

.msg.assistant .meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--bone-very-muted);
  margin-top: 6px;
}

.msg.assistant .meta a {
  color: var(--bone-very-muted);
  text-decoration: underline dotted;
  cursor: pointer;
}
.msg.assistant .meta a:hover { color: var(--bone); }

.msg.error {
  align-self: stretch;
  max-width: none;
  background: rgba(208, 64, 64, 0.08);
  color: var(--error);
  font-size: 12px;
  border: 1px solid rgba(208, 64, 64, 0.3);
  font-family: var(--font-mono);
}

/* Markdown rendering inside .msg.assistant */
.msg.assistant pre.code {
  background: var(--void-elevated);
  border: 1px solid var(--hairline);
  padding: 10px 12px;
  border-radius: 4px;
  overflow-x: auto;
  margin: 8px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  white-space: pre;
}

.msg.assistant code.inline {
  background: var(--void-elevated);
  padding: 1px 5px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.msg.assistant a {
  color: var(--bone);
  text-decoration: underline;
}

.msg.assistant strong { color: var(--bone); font-weight: 600; }
.msg.assistant em { color: var(--bone-muted); font-style: italic; }

.thinking::after {
  content: "…";
  display: inline-block;
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.chat-composer {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--hairline);
  background: var(--void-deep);
  align-items: flex-end;
}

textarea#input {
  flex: 1;
  background: var(--void-elevated);
  color: var(--bone);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 8px 12px;
  font-family: var(--font-ui);
  font-size: 13px;
  resize: none;
  max-height: 200px;
  outline: none;
}

textarea#input:focus { border-color: var(--bone-very-muted); }
textarea#input:disabled { opacity: 0.5; }

.icon-btn {
  background: transparent;
  color: var(--bone-muted);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  width: 36px;
  height: 36px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: color 0.12s, border-color 0.12s, background 0.12s;
}

.icon-btn:hover { color: var(--bone); border-color: var(--bone-very-muted); }
.icon-btn.primary { background: var(--bone); color: var(--void); border-color: var(--bone); }
.icon-btn.primary:hover { background: var(--accent); border-color: var(--accent); }
.icon-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.icon-btn.recording {
  color: var(--error);
  border-color: var(--error);
  animation: pulse 1.2s ease-in-out infinite;
}

/* ---------- Detail view (audit/receipt/job/etc) ---------- */

.detail-view {
  padding: 16px 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
}

.detail-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--hairline);
}

.detail-kind {
  color: var(--bone);
  font-weight: 600;
  font-size: 13px;
}

.detail-id {
  color: var(--bone-very-muted);
  font-size: 11px;
}

.detail-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px;
  padding: 4px 0;
  align-items: baseline;
}

.detail-key {
  color: var(--bone-very-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.detail-val {
  color: var(--bone);
  word-break: break-word;
}

.detail-val.code {
  background: var(--void-elevated);
  padding: 8px 10px;
  border-radius: 3px;
  white-space: pre-wrap;
  font-size: 11px;
  border: 1px solid var(--hairline);
}

.detail-val .badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 2px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge.ok { background: rgba(85, 170, 136, 0.15); color: var(--ok); }
.badge.err { background: rgba(208, 64, 64, 0.15); color: var(--error); }
.badge.warn { background: rgba(212, 160, 74, 0.15); color: var(--warn); }
.badge.muted { background: var(--void-elevated); color: var(--bone-very-muted); }

.detail-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
}

.btn {
  background: var(--void-elevated);
  color: var(--bone);
  border: 1px solid var(--hairline);
  padding: 6px 12px;
  font-size: 11px;
  font-family: var(--font-ui);
  cursor: pointer;
  border-radius: 3px;
  transition: background 0.12s;
}
.btn:hover { background: var(--hairline-strong); border-color: var(--bone-very-muted); }
.btn.primary { background: var(--bone); color: var(--void); border-color: var(--bone); }
.btn.primary:hover { background: var(--accent); border-color: var(--accent); }

/* ---------- Bottom panel ---------- */

.bottom-panel {
  height: var(--bottom-panel-h);
  background: var(--void-deep);
  border-top: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  transition: height 0.18s ease;
}

.bottom-panel.collapsed { height: 30px; }

.bottom-header {
  display: flex;
  align-items: center;
  height: 30px;
  border-bottom: 1px solid var(--hairline);
  background: var(--void-deeper);
}

.bottom-tab {
  background: transparent;
  border: none;
  color: var(--bone-very-muted);
  padding: 0 14px;
  height: 30px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
}
.bottom-tab:hover { color: var(--bone-muted); }
.bottom-tab.active { color: var(--bone); border-bottom: 2px solid var(--bone); }

.bottom-spacer { flex: 1; }

.bottom-toggle {
  background: transparent;
  border: none;
  color: var(--bone-muted);
  padding: 0 12px;
  cursor: pointer;
  font-size: 14px;
}
.bottom-toggle:hover { color: var(--bone); }

.bottom-panel.collapsed .bottom-toggle { transform: rotate(180deg); }

.bottom-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--bone-muted);
  line-height: 1.6;
}

.bottom-panel.collapsed .bottom-body { display: none; }

.tool-event {
  padding: 4px 0;
  border-bottom: 1px dotted var(--hairline);
  display: grid;
  grid-template-columns: 80px 140px 1fr;
  gap: 12px;
  align-items: baseline;
}
.tool-event:last-child { border-bottom: none; }
.tool-event-time { color: var(--bone-very-muted); font-size: 10px; }
.tool-event-kind { color: var(--bone); }
.tool-event-actor { color: var(--bone-very-muted); }

/* ---------- Status bar ---------- */

.statusbar {
  background: var(--void-deeper);
  border-top: 1px solid var(--hairline);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--bone-very-muted);
  user-select: none;
}

.status-item { padding: 0 4px; }
.status-item.clickable { cursor: pointer; }
.status-item.clickable:hover { color: var(--bone); }
.status-spacer { flex: 1; }

.status-item.ok { color: var(--ok); }
.status-item.err { color: var(--error); }
.status-item.warn { color: var(--warn); }

/* ---------- Responsive: collapse to chat-only under 600px ---------- */

@media (max-width: 600px) {
  .titlebar { padding: 0 8px; font-size: 11px; }
  .title-host { display: none; }

  .workbench {
    grid-template-columns: 0 0 1fr;
  }

  .activitybar {
    position: absolute;
    left: 0; top: var(--titlebar-h); bottom: var(--statusbar-h);
    width: var(--activitybar-w);
    z-index: 5;
    transform: translateX(-100%);
    transition: transform 0.18s ease;
  }
  .workbench.mobile-nav-open .activitybar { transform: translateX(0); }

  .sidebar {
    position: absolute;
    left: var(--activitybar-w); top: var(--titlebar-h); bottom: var(--statusbar-h);
    width: 80vw; max-width: 320px;
    z-index: 4;
    transform: translateX(-100%);
    transition: transform 0.18s ease;
    border-right: 1px solid var(--hairline);
  }
  .workbench.mobile-side-open .sidebar { transform: translateX(0); }

  .titlebar-mobile-toggle { display: inline-block; }

  #chat-log { padding: 12px 14px; }
  .chat-composer { padding: 8px; }
  .msg { max-width: 92%; }

  .detail-view { padding: 12px 14px; }
  .detail-row { grid-template-columns: 100px 1fr; }
}

/* Mobile-toggle button is hidden on desktop, shown on small */
.titlebar-mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--bone-muted);
  font-size: 16px;
  padding: 2px 8px;
  cursor: pointer;
}

@media (max-width: 600px) {
  .titlebar-mobile-toggle { display: inline-block; }
}