/* AskNexa bundled static UI — Figma-inspired dark theme (Phase 1) */
:root {
  --primary: #2563eb;
  --primary-hover: #3b82f6;
  --primary-soft: rgba(37, 99, 235, 0.15);
  --bg-app: #071326;
  --bg-sidebar: #0c1a2e;
  --bg-surface: #0d1b2e;
  --bg-elevated: #132238;
  --bg-card-light: #ffffff;
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(148, 163, 184, 0.32);
  --text: #f1f5f9;
  --text-secondary: #cbd5e1;
  --muted: #94a3b8;
  --error: #f87171;
  --success: #10b981;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --warning-text: #fbbf24;
  --warning-border: rgba(245, 158, 11, 0.35);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 20px;
  --sidebar-width: 240px;
  --font: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  /* Legacy aliases used in inline JS styles */
  --bg: var(--bg-app);
  --surface: var(--bg-surface);
  --card: var(--bg-elevated);
}

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

body {
  font-family: var(--font);
  background: var(--bg-app);
  color: var(--text);
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }

button {
  cursor: pointer;
  border: none;
  border-radius: var(--radius-md);
  padding: 0.55rem 1rem;
  font-size: 0.875rem;
  font-family: inherit;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-secondary {
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
}
.btn-secondary:hover:not(:disabled) {
  background: var(--bg-surface);
  border-color: var(--muted);
  color: var(--text);
}

input, select, textarea {
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-family: inherit;
  background: var(--bg-elevated);
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
input::placeholder, textarea::placeholder { color: var(--muted); }

label { font-size: 0.8rem; color: var(--muted); }
.form-group { margin-bottom: 0.8rem; }
.form-group label { display: block; margin-bottom: 0.35rem; color: var(--text-secondary); }

.error { color: var(--error); font-size: 0.85rem; margin-top: 0.5rem; }
.success { color: var(--success); font-size: 0.85rem; margin-top: 0.5rem; font-weight: 500; }

.password-field { position: relative; display: block; width: 100%; }
.password-field input { width: 100%; padding-right: 3.4rem; }
.password-toggle {
  position: absolute;
  right: 0.35rem;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
  border-radius: var(--radius-sm);
}
.password-toggle:hover { color: var(--text); background: var(--bg-surface); }
.login-card .password-toggle { color: #64748b; }
.login-card .password-toggle:hover { color: #0f172a; background: #f1f5f9; }
.add-user-form .password-field,
.settings-reset-form .password-field { display: inline-block; width: auto; }
.settings-reset-form .password-toggle { font-size: 0.65rem; padding: 0.1rem 0.4rem; right: 0.25rem; }

.progress {
  height: 8px;
  background: var(--bg-elevated);
  border-radius: 4px;
  margin: 0.5rem 0;
  overflow: hidden;
}
.progress-bar { height: 100%; background: var(--primary); width: 0; transition: width 0.3s; }
.progress-msg { font-size: 0.75rem; color: var(--muted); }

.btn-link {
  background: transparent;
  border: none;
  color: var(--primary-hover);
  padding: 0.15rem 0.35rem;
  font-size: 0.75rem;
}
.btn-link:hover { text-decoration: underline; }

/* ── Auth screens (login / password change) ── */
.auth-screen {
  display: flex;
  align-items: stretch;
  min-height: 100vh;
  background: #fff;
  color: #0f172a;
}

.auth-brand {
  flex: 0 0 42%;
  max-width: 520px;
  background: #d9d9d9;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2.5rem;
}

.auth-logo-mark {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--primary);
  margin-bottom: 1.25rem;
}

.auth-brand-title {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #0f172a;
  text-align: center;
}

.auth-brand-tagline {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: #475569;
  text-align: center;
  max-width: 280px;
  line-height: 1.5;
}

.auth-form-panel {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: #fff;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: transparent;
  padding: 0;
  border: none;
}

.login-card h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.35rem;
}

.login-card .login-subtitle {
  color: #64748b;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.login-card .form-group label { color: #475569; }
.login-card input {
  width: 100%;
  background: #fff;
  border-color: #e2e8f0;
  color: #0f172a;
}
.login-card input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.login-card .error { color: #dc2626; }
.login-card .password-requirements { color: #64748b; }

#pwd-screen.auth-screen { display: flex; }

/* ── App shell ── */
#app { display: flex; height: 100vh; background: var(--bg-app); }

.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  min-height: 0;
}

.sidebar-header {
  padding: 1.1rem 1rem 0.75rem;
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--primary);
  flex-shrink: 0;
}

.sidebar-header h1 {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #fff;
}

.sidebar-header small { display: none; }

.sidebar-new-chat {
  margin: 0.35rem 1rem 0.75rem;
  width: calc(100% - 2rem);
  background: #fff;
  color: #0f172a;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  text-align: left;
}
.sidebar-new-chat:hover { background: #f1f5f9; }

.nav {
  padding: 0 1rem;
  flex-shrink: 0;
}

.nav button {
  width: 100%;
  text-align: left;
  margin-bottom: 0.25rem;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.nav button::before {
  font-size: 0.9rem;
  opacity: 0.85;
  width: 1.1rem;
  text-align: center;
  flex-shrink: 0;
}
.nav button[data-panel="chat"]::before { content: "💬"; }
.nav button[data-panel="documents"]::before { content: "📄"; }
.nav button[data-panel="tts"]::before { content: "🎙"; }
.nav button[data-panel="presentations"]::before { content: "📊"; }

.nav button:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}
.nav button.active {
  background: var(--primary-soft);
  color: #fff;
  font-weight: 600;
}

.sessions-section {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0 0;
  margin-top: 0.25rem;
  border-top: 1px solid var(--border);
}

.sessions-label {
  padding: 0.65rem 1rem 0.35rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  flex-shrink: 0;
}

.sessions {
  flex: 1;
  overflow-y: auto;
  padding: 0 0.65rem 0.5rem;
  min-height: 0;
}

.session-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.4rem 0.45rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  cursor: pointer;
  margin-bottom: 0.15rem;
  color: var(--text-secondary);
}

.session-item-title {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.session-delete-btn {
  flex-shrink: 0;
  width: 1.35rem;
  height: 1.35rem;
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
}

.session-item:hover .session-delete-btn,
.session-item.active .session-delete-btn,
.session-delete-btn:focus-visible {
  opacity: 1;
}

.session-delete-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--error);
}

.session-item.active .session-delete-btn:hover {
  background: rgba(0, 0, 0, 0.2);
  color: #fff;
}
.session-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}
.session-item.active {
  background: var(--primary-soft);
  color: #fff;
  font-weight: 500;
}

.sessions .empty {
  padding: 0.75rem;
  font-size: 0.75rem;
  text-align: left;
  color: var(--muted);
}

.user-bar {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  flex-shrink: 0;
  background: rgba(0, 0, 0, 0.12);
}

.user-bar span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  color: var(--text);
  font-weight: 500;
}

.user-bar-btn {
  font-size: 0.75rem;
  padding: 0.4rem 0.7rem;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
}
.user-bar-btn:hover { color: var(--text); border-color: var(--muted); }
.user-bar-btn.active {
  background: var(--primary-soft);
  color: #fff;
  border-color: transparent;
}

/* ── Main content area ── */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
  background: var(--bg-app);
}

.panel { display: none; flex: 1; flex-direction: column; overflow: hidden; min-height: 0; }
.panel.active { display: flex; }

.panel-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.panel-scroll h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.panel-scroll > p,
.panel-intro {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* ── Chat panel ── */
#panel-chat { padding: 0; }

.chat-wrap {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem 1.5rem;
  min-height: 0;
  background: var(--bg-app);
}

.chat-messages .empty {
  text-align: center;
  color: var(--muted);
  padding: 3rem 1rem;
}
.chat-messages .empty h3 {
  color: var(--text);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.chat-messages .empty .empty-hint {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.45;
}

.msg {
  max-width: 75%;
  margin-bottom: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  white-space: pre-wrap;
  line-height: 1.55;
}

.msg.user {
  background: var(--primary);
  color: #fff;
  margin-left: auto;
  border-bottom-right-radius: 4px;
}

.msg.assistant {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  max-width: 85%;
  border-bottom-left-radius: 4px;
  padding: 0;
}

.msg.assistant .msg-body {
  position: relative;
  padding: 0.75rem 1rem 0.65rem;
}

.msg.assistant .msg-content {
  white-space: pre-wrap;
  line-height: 1.55;
}

.msg.assistant .msg-content strong {
  color: var(--text);
  font-weight: 600;
}

.msg.assistant .msg-content .msg-inline-code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.82em;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 0.05rem 0.3rem;
}

.msg-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: 0.35rem;
}

.msg-action-btn {
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  color: var(--muted);
  line-height: 1.2;
}

.msg-action-btn:hover:not(:disabled) {
  color: var(--text);
  border-color: var(--muted);
  background: var(--bg-app);
}

.msg-action-btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.msg-action-btn-failed {
  color: var(--error);
  border-color: var(--error);
}

.msg.user .msg-content {
  white-space: pre-wrap;
  line-height: 1.55;
}

.msg.thinking {
  max-width: 85%;
  border-style: dashed;
  border-color: var(--border-strong);
  background: var(--bg-surface);
}

.thinking-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary-hover);
  margin-bottom: 0.45rem;
}

.thinking-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.8rem;
  color: var(--muted);
}
.thinking-steps li { padding: 0.2rem 0 0.2rem 1.1rem; position: relative; }
.thinking-steps li::before { content: "○"; position: absolute; left: 0; color: var(--muted); }
.thinking-steps li.done { color: var(--text-secondary); }
.thinking-steps li.done::before { content: "✓"; color: var(--success); }
.thinking-steps li.active { color: var(--text); font-weight: 500; }
.thinking-steps li.active::before { content: "●"; color: var(--primary); }

.chat-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  background: var(--bg-app);
  padding: 0.85rem 1.25rem 1rem;
}

.chat-options {
  margin-bottom: 0.65rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.chat-rag-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.45rem;
}
.chat-rag-toggle input[type="checkbox"] { width: auto; margin: 0; accent-color: var(--primary); }

.chat-doc-picker {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.75rem;
  background: var(--bg-surface);
}
.chat-doc-picker.hidden { display: none; }

.chat-doc-picker-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
  font-size: 0.75rem;
  color: var(--muted);
}
.chat-doc-picker-actions { display: flex; gap: 0.35rem; flex-shrink: 0; }

.chat-doc-list {
  max-height: 110px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.chat-doc-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  cursor: pointer;
  color: var(--text-secondary);
}
.chat-doc-item input { width: auto; margin: 0; flex-shrink: 0; accent-color: var(--primary); }
.chat-doc-item-readonly { cursor: default; opacity: 0.85; }
.chat-doc-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-doc-list .empty { padding: 0.5rem 0; font-size: 0.75rem; text-align: left; color: var(--muted); }

.chat-doc-locked-note {
  margin: 0.4rem 0 0;
  font-size: 0.72rem;
  color: var(--muted);
  font-style: italic;
}

.chat-generation-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin-top: 0.35rem;
}
.chat-option-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--muted);
  cursor: pointer;
}
.chat-option-item input { width: auto; margin: 0; accent-color: var(--primary); }

.chat-options.chat-options-locked,
.chat-doc-picker.chat-options-locked {
  opacity: 0.55;
  pointer-events: none;
}

.chat-options-locked .chat-doc-item {
  cursor: not-allowed;
}

.btn-stop {
  background: #dc2626;
  color: #fff;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 0 1.1rem;
}
.btn-stop:hover { background: #ef4444; }

.chat-input-actions {
  position: relative;
  flex-shrink: 0;
  width: 4.5rem;
  height: 40px;
}

.chat-input-actions .btn-primary,
.chat-input-actions .btn-stop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0 0.5rem;
}

.chat-input-row textarea:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.chat-input-row {
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.45rem 0.45rem 1rem;
}

.chat-input-row textarea {
  flex: 1;
  resize: none;
  min-height: 40px;
  max-height: 120px;
  border: none;
  background: transparent;
  padding: 0.35rem 0;
  color: var(--text);
  box-shadow: none;
}
.chat-input-row textarea:focus { box-shadow: none; border: none; }

/* ── Documents panel ── */
#panel-documents .panel-scroll { max-width: 960px; }

.doc-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  background: var(--bg-surface);
}
.doc-item > span { min-width: 0; flex: 1; color: var(--text-secondary); }
.doc-item-actions { display: flex; gap: 0.35rem; flex-shrink: 0; }
.doc-item-actions button { font-size: 0.75rem; padding: 0.35rem 0.65rem; white-space: nowrap; }

.badge {
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-weight: 500;
}
.badge.indexed { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.badge.processing { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.badge.failed { background: rgba(248, 113, 113, 0.15); color: #fca5a5; }

#file-input, #pres-template-input {
  width: 100%;
  max-width: 480px;
  padding: 0.75rem;
  background: var(--bg-surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  cursor: pointer;
}
#file-input:hover, #pres-template-input:hover { border-color: var(--primary); }

/* ── Text to Audio ── */
.tts-panel { max-width: 720px; }
.tts-intro { color: var(--muted); font-size: 0.875rem; margin-bottom: 1rem; line-height: 1.5; }

.tts-warning, .pres-warning {
  background: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

#tts-text, #pres-slide-body, #pres-slide-narrator {
  width: 100%;
  min-height: 180px;
  resize: vertical;
  line-height: 1.5;
  background: var(--bg-card-light);
  color: #0f172a;
  border-color: var(--border-strong);
}
#tts-text:focus, #pres-slide-body:focus, #pres-slide-narrator:focus {
  border-color: var(--primary);
}

.tts-char-count, .pres-char-count {
  text-align: right;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.35rem;
}

.tts-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}
.tts-controls select, .tts-controls input[type="range"] { width: 100%; }
.tts-controls input[type="range"] { accent-color: var(--primary); }

.tts-actions { margin-bottom: 0.75rem; }
.tts-result, .pres-result {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
#tts-audio { width: 100%; margin-bottom: 0.75rem; filter: invert(0.9) hue-rotate(180deg); }
.tts-download-row { display: flex; gap: 0.5rem; }
.tts-download-row a { text-decoration: none; display: inline-block; }

/* ── Presentations ── */
.pres-panel { max-width: 760px; }
.pres-intro, .pres-note { color: var(--muted); font-size: 0.875rem; margin-bottom: 0.75rem; line-height: 1.5; }

.pres-section {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.pres-section h3 {
  margin-bottom: 0.5rem;
  font-size: 1rem;
  color: var(--text);
}

.pres-template-status { margin-top: 0.5rem; font-size: 0.85rem; color: var(--muted); }
.pres-template-status.ok { color: var(--success); }
.pres-slide-count { font-size: 0.85rem; color: var(--muted); margin-top: 0.75rem; }

.pres-slide-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 0.5rem;
}

.pres-slide-list { display: flex; flex-direction: column; gap: 0.5rem; }

.pres-slide-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  background: var(--bg-surface);
}
.pres-slide-card-header {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: flex-start;
  margin-bottom: 0.35rem;
}
.pres-slide-card-title { font-weight: 600; color: var(--text); }
.pres-slide-card-meta { font-size: 0.8rem; color: var(--muted); }
.pres-slide-card-actions { display: flex; gap: 0.35rem; flex-shrink: 0; }
.pres-slide-card-actions button { font-size: 0.8rem; padding: 0.2rem 0.45rem; }

.pres-actions { margin-bottom: 0.75rem; }
.pres-project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.pres-project-actions .hidden { display: none; }

.pres-admin-setting { margin-bottom: 1.5rem; }
.pres-admin-row { display: flex; gap: 0.5rem; align-items: center; margin-top: 0.35rem; }

/* ── Settings ── */
.settings-account {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.settings-signed-in { font-size: 0.9rem; color: var(--muted); margin-bottom: 0.75rem; }
.settings-signed-in strong { color: var(--text); }

.settings-section {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.settings-section h3 { margin-bottom: 0.75rem; font-size: 0.95rem; color: var(--text); }
.settings-form { max-width: 360px; }
.settings-form input { width: 100%; }

.settings-reset-form {
  display: flex;
  gap: 0.35rem;
  align-items: center;
  flex-wrap: wrap;
}
.settings-reset-form input[type="password"] {
  width: 120px;
  padding: 0.35rem 0.5rem;
  font-size: 0.75rem;
}
.settings-reset-form button { font-size: 0.75rem; padding: 0.35rem 0.55rem; }

.password-requirements {
  margin: 0.35rem 0 0.75rem;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.45;
}
.password-requirements li { margin-bottom: 0.15rem; }

.settings-health {
  font-size: 0.85rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  line-height: 1.6;
}

.add-user-form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
th, td {
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  color: var(--text-secondary);
}
th { color: var(--muted); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }

.empty {
  text-align: center;
  color: var(--muted);
  padding: 2rem;
}

/* Scrollbars (WebKit) */
.sessions::-webkit-scrollbar,
.chat-messages::-webkit-scrollbar,
.panel-scroll::-webkit-scrollbar,
.chat-doc-list::-webkit-scrollbar {
  width: 6px;
}
.sessions::-webkit-scrollbar-thumb,
.chat-messages::-webkit-scrollbar-thumb,
.panel-scroll::-webkit-scrollbar-thumb,
.chat-doc-list::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.25);
  border-radius: 3px;
}

@media (max-width: 768px) {
  .auth-brand { display: none; }
  .sidebar { width: 220px; }
  .msg { max-width: 90%; }
}