/* ================================================
   PHOENIX PERSISTENCE GATEWAY — Concatenated Stylesheet
   Generated from css/ modules. Do not edit directly.
   Edit the source files in css/ and re-concatenate.
   ================================================ */

/* 1. Design System (tokens, variables, animations) */
/* css/design-system.css
   Phoenix Persistence Gateway — Design System Tokens (Phase 1A)
   Brand: black #0a0a0a, red #cc0000/#ff1a1a, gold #d4a017
   Constraint: NO backdrop-filter blur. Shadows only.
*/

:root {
  /* ----- Color: foundation ----- */
  --px-black-0: #0a0a0a;
  --px-black-1: #101010;
  --px-black-2: #161616;
  --px-black-3: #1c1c1c;
  --px-black-4: #232323;

  /* Warm grays (avoid cold blue) */
  --px-warm-0: #262624;
  --px-warm-1: #2e2d2b;
  --px-warm-2: #373532;
  --px-warm-3: #403d3a;
  --px-warm-4: #4a4642;

  /* Text */
  --px-text-0: #f1f1f1;
  --px-text-1: #d4d4d4;
  --px-text-2: #b3b3b3;
  --px-text-dim: #8c8c8c;

  /* Brand red scale */
  --px-red-0: #7a0000;
  --px-red-1: #a30000;
  --px-red-2: #cc0000;
  --px-red-3: #ff1a1a;
  --px-red-4: #ff5a5a;

  /* Brand gold scale */
  --px-gold-0: #6b4d00;
  --px-gold-1: #9a6f00;
  --px-gold-2: #d4a017;
  --px-gold-3: #f0c44d;
  --px-gold-4: #ffe6a6;

  /* Semantic */
  --px-ok: #2ecc71;
  --px-warn: #f1c40f;
  --px-err: #ff3b30;
  --px-info: #3498db;

  /* Surfaces */
  --px-bg-0: var(--px-black-0);
  --px-surface-0: var(--px-warm-0);
  --px-surface-1: var(--px-black-2);
  --px-surface-2: #141312;
  --px-stroke-0: rgba(255,255,255,0.10);
  --px-stroke-1: rgba(255,255,255,0.16);

  /* ----- Spacing scale (4px base, 8 steps) ----- */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-7: 32px;
  --sp-8: 40px;

  /* ----- Radius ----- */
  --r-1: 6px;
  --r-2: 10px;
  --r-3: 14px;

  /* ----- Typography ----- */
  --font-ui: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --fs-0: 12px;
  --fs-1: 13px;
  --fs-2: 14px;
  --fs-3: 16px;
  --fs-4: 18px;

  --lh-0: 1.2;
  --lh-1: 1.35;
  --lh-2: 1.5;

  /* ----- Shadows (NO blur filters; just box-shadow) ----- */
  --shadow-flush: none;
  --shadow-raised: 0 1px 0 rgba(255,255,255,0.06), 0 8px 16px rgba(0,0,0,0.35);
  --shadow-panel: 0 1px 0 rgba(255,255,255,0.07), 0 16px 36px rgba(0,0,0,0.55);
  --shadow-overlay: 0 1px 0 rgba(255,255,255,0.10), 0 24px 60px rgba(0,0,0,0.70);

  /* ----- Motion tokens ----- */
  --dur-fast: 150ms;
  --dur-panel: 220ms;
  --dur-slow: 320ms;
  --ease-standard: cubic-bezier(.2,.0,.0,1);
  --ease-panel: cubic-bezier(.2,.8,.2,1);

  /* ----- Z-index layers ----- */
  --z-base: 0;
  --z-panel: 10;
  --z-dock: 20;
  --z-overlay: 40;
  --z-toast: 60;

  /* ----- Panel widths (shared contract) ----- */
  --panel-left-collapsed: 48px;
  --panel-left-expanded: 320px;
  --panel-right-expanded: 360px;

  /* ----- Legacy compat (page modules reference these) ----- */
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #161616;
  --accent-dark: #cc0000;
  --accent-bright: #ff1a1a;
  --gold: #d4a017;
  --text-primary: #e0e0e0;
  --text-muted: #606060;
  --border: #222222;
  --status-online: #00cc66;
  --status-error: #ff1a1a;
  --status-warning: #ffaa00;
  --status-info: #0099ff;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 14px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
  --glow-red: 0 0 20px rgba(255, 26, 26, 0.3);
  --glow-gold: 0 0 20px rgba(212, 160, 23, 0.3);
}

/* Minimal resets */
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body {
  height: 100%;
  background: var(--px-bg-0);
  color: var(--px-text-0);
  font-family: var(--font-ui);
  line-height: var(--lh-2);
  overflow: hidden;
}
button, input, textarea { font-family: inherit; }

/* Keyframe animations */
@keyframes pulse-red {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes slide-in-left { from { transform: translateX(-100%); } to { transform: translateX(0); } }
@keyframes slide-in-right { from { transform: translateX(100%); } to { transform: translateX(0); } }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* ==========================================================================
   GATEWAY COMMAND BACKDROP
   ========================================================================== */

.px-gateway-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -100; /* Sit beneath all UI panels */

  /* Fallback color matches our strict black */
  background-color: var(--px-primary-black);

  /* Load the specific V1.0 asset */
  background-image: url('../assets/peg-v1-0-command.jpg');

  /* Ensure 16:9 ratio covers screen cleanly, keeps Phoenix centered */
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

/* Ensures the center workspace respects the visual safe zone */
.px-center-workspace {
  width: 50%; /* Locks to the center 50% between the monitors in the image */
  margin: 0 auto;
  position: relative;
  height: calc(100vh - 44px - 10%); /* Accounts for top tab bar and bottom branding bar */
  z-index: 10;
}

/* 2. Layout (three-panel grid) — from css/layout.css */

.px-shell {
  display: grid;
  grid-template-columns:
    var(--px-chat-width, var(--panel-left-collapsed))
    1fr
    var(--px-tools-width-actual, 0px);
  grid-template-rows: 1fr;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  background: var(--px-bg-0);
}

.px-shell[data-chat="expanded"] { --px-chat-width: var(--panel-left-expanded); }
.px-shell[data-chat="collapsed"] { --px-chat-width: var(--panel-left-collapsed); }
.px-shell[data-tools="open"] { --px-tools-width-actual: var(--panel-right-expanded); }
.px-shell[data-tools="closed"] { --px-tools-width-actual: 0px; }

.px-workspace {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--px-bg-0);
  z-index: var(--z-base);
  min-width: 0;
}

.px-tab-bar {
  height: 44px;
  display: flex;
  align-items: center;
  background: var(--px-black-2);
  border-bottom: 1px solid var(--px-stroke-0);
  padding: 0 12px;
  gap: 2px;
  flex-shrink: 0;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}
.px-tab-bar::-webkit-scrollbar { height: 0; }
.px-tab-bar { scrollbar-width: none; }

.px-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: none;
  background: transparent;
  color: var(--px-text-dim);
  font-size: var(--fs-1);
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  border-radius: var(--r-1);
  transition: color var(--dur-fast) var(--ease-standard),
              background var(--dur-fast) var(--ease-standard);
}
.px-tab:hover { color: var(--px-text-0); background: var(--px-black-3); }
.px-tab.active { color: var(--px-red-3); background: var(--px-black-3); }
.px-tab svg { width: 16px; height: 16px; flex-shrink: 0; }

.px-tab-more { margin-left: auto; position: relative; }
.px-tab-more-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 180px;
  background: var(--px-black-2);
  border: 1px solid var(--px-stroke-1);
  border-radius: var(--r-1);
  box-shadow: var(--shadow-panel);
  z-index: var(--z-overlay);
  padding: 4px 0;
  margin-top: 4px;
}
.px-tab-more-menu.open { display: block; }
.px-tab-more-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: none;
  background: transparent;
  color: var(--px-text-1);
  font-size: var(--fs-1);
  font-family: inherit;
  cursor: pointer;
  width: 100%;
  text-align: left;
}
.px-tab-more-item:hover { background: var(--px-black-3); color: var(--px-text-0); }
.px-tab-more-item.active { color: var(--px-red-3); }
.px-tab-more-item svg { width: 16px; height: 16px; flex-shrink: 0; }

.px-tab-status {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  padding-left: 12px;
}

.px-workspace-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px;
}
.px-workspace-content::-webkit-scrollbar { width: 8px; }
.px-workspace-content::-webkit-scrollbar-track { background: transparent; }
.px-workspace-content::-webkit-scrollbar-thumb { background: var(--px-stroke-0); border-radius: 4px; }
.px-workspace-content::-webkit-scrollbar-thumb:hover { background: var(--px-stroke-1); }

.px-workspace-content #page-container {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* Responsive */
@media (max-width: 768px) {
  .px-shell { grid-template-columns: 1fr; }
  .px-chat-panel {
    position: fixed; inset: 0; z-index: 200;
    transform: translateX(-100%);
    transition: transform var(--dur-panel) var(--ease-panel);
    width: 85vw; max-width: 360px;
  }
  .px-shell[data-chat="expanded"] .px-chat-panel { transform: translateX(0); }
  .px-tools-panel {
    position: fixed; right: 0; top: 0; bottom: 0;
    width: 85vw; max-width: 360px; z-index: 200;
    transform: translateX(100%);
    transition: transform var(--dur-panel) var(--ease-panel);
  }
  .px-shell[data-tools="open"] .px-tools-panel { transform: translateX(0); }
  .px-mobile-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.6); z-index: 199;
  }
  .px-shell[data-chat="expanded"] .px-mobile-overlay,
  .px-shell[data-tools="open"] .px-mobile-overlay { display: block; }
  .px-tab-bar { padding: 0 8px; }
  .px-tab span { display: none; }
  .px-workspace-content { padding: 12px; }
}
@media (min-width: 769px) and (max-width: 1200px) {
  .px-shell[data-chat="expanded"] { --px-chat-width: 280px; }
  .px-workspace-content { padding: 16px; }
}
@media (min-width: 3000px) {
  .px-shell[data-chat="expanded"] { --px-chat-width: 480px; }
  .px-shell[data-tools="open"] { --px-tools-width-actual: 480px; }
}

/* 3. Panels (shadow elevation) — from css/panels.css */

.px-chat-panel {
  background: var(--px-black-1);
  box-shadow: 4px 0 16px rgba(0, 0, 0, 0.4);
  border-right: 1px solid var(--px-stroke-0);
  z-index: var(--z-panel);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width var(--dur-panel) var(--ease-panel);
  position: relative;
}
.px-chat-header {
  display: flex; align-items: center; gap: 8px;
  padding: 0 12px; height: 44px; flex-shrink: 0;
  border-bottom: 1px solid var(--px-stroke-0);
}
.px-chat-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border: none; background: transparent;
  color: var(--px-red-2); cursor: pointer; border-radius: var(--r-1);
  transition: background var(--dur-fast) var(--ease-standard); flex-shrink: 0;
}
.px-chat-toggle:hover { background: var(--px-black-3); }
.px-chat-toggle svg { width: 20px; height: 20px; }
.px-chat-title {
  font-size: var(--fs-3); font-weight: 600; color: var(--px-text-0);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.px-shell[data-chat="collapsed"] .px-chat-title,
.px-shell[data-chat="collapsed"] .px-chat-rolodex-btn { display: none; }
.px-chat-rolodex-btn {
  margin-left: auto; display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border: none; background: transparent;
  color: var(--px-text-dim); cursor: pointer; border-radius: var(--r-1);
  transition: background var(--dur-fast) var(--ease-standard);
}
.px-chat-rolodex-btn:hover { background: var(--px-black-3); color: var(--px-text-0); }
.px-chat-rolodex-btn svg { width: 16px; height: 16px; }
.px-chat-body { flex: 1; overflow-y: auto; overflow-x: hidden; }
.px-shell[data-chat="collapsed"] .px-chat-body { display: none; }

.px-tools-panel {
  background: var(--px-black-1);
  box-shadow: -4px 0 16px rgba(0, 0, 0, 0.4);
  border-left: 1px solid var(--px-stroke-0);
  z-index: var(--z-dock);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width var(--dur-panel) var(--ease-panel);
  position: relative;
}
.px-shell[data-tools="closed"] .px-tools-panel { visibility: hidden; pointer-events: none; }
.px-tools-header {
  display: flex; align-items: center; gap: 8px;
  padding: 0 12px; height: 44px; flex-shrink: 0;
  border-bottom: 1px solid var(--px-stroke-0);
}
.px-tools-title { font-size: var(--fs-3); font-weight: 600; color: var(--px-text-0); }
.px-tools-close {
  margin-left: auto; display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border: none; background: transparent;
  color: var(--px-text-dim); cursor: pointer; border-radius: var(--r-1);
  transition: background var(--dur-fast) var(--ease-standard);
}
.px-tools-close:hover { background: var(--px-black-3); color: var(--px-text-0); }
.px-tools-close svg { width: 16px; height: 16px; }
.px-tools-body { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 12px; }

.px-resize-handle {
  position: absolute; top: 0; bottom: 0; width: 6px;
  cursor: col-resize; z-index: 30; background: transparent;
  transition: background var(--dur-fast) var(--ease-standard);
}
.px-resize-handle:hover, .px-resize-handle.active { background: var(--px-red-2); }
.px-chat-panel > .px-resize-handle { right: -3px; }
.px-tools-panel > .px-resize-handle { left: -3px; }
@media (max-width: 1200px) { .px-resize-handle { display: none; } }
.px-chat-panel[inert] { pointer-events: none; }
.px-tools-panel[inert] { pointer-events: none; }

/* 4. Chat (message bubbles, input, rolodex) — from css/chat.css */

/* ===== Message area ===== */
.px-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.px-chat-messages::-webkit-scrollbar { width: 6px; }
.px-chat-messages::-webkit-scrollbar-track { background: transparent; }
.px-chat-messages::-webkit-scrollbar-thumb { background: var(--px-stroke-0); border-radius: 3px; }

/* ===== Message bubble ===== */
.px-msg {
  display: flex;
  gap: 8px;
  max-width: 95%;
  animation: fade-in 0.2s ease;
}

.px-msg--user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.px-msg-bubble {
  padding: 8px 12px;
  font-size: var(--fs-2);
  line-height: var(--lh-2);
  color: var(--px-text-0);
  word-break: break-word;
}

.px-msg--assistant .px-msg-bubble {
  background: var(--px-black-2);
  border: 1px solid var(--px-stroke-0);
  border-radius: var(--r-1) var(--r-2) var(--r-2) var(--r-1);
}

.px-msg--user .px-msg-bubble {
  background: var(--px-red-2);
  border: 1px solid var(--px-red-3);
  border-radius: var(--r-2) var(--r-1) var(--r-1) var(--r-2);
}

.px-msg--system .px-msg-bubble {
  background: var(--px-black-3);
  border: 1px solid var(--px-stroke-0);
  border-radius: var(--r-1);
  color: var(--px-text-dim);
  font-size: var(--fs-1);
  font-style: italic;
}

.px-msg-time {
  font-size: var(--fs-0);
  color: var(--px-text-dim);
  margin-top: 4px;
}

.px-msg--user .px-msg-time {
  color: rgba(255, 255, 255, 0.6);
}

/* ===== Avatar ===== */
.px-msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--px-black-2);
  border: 1px solid var(--px-stroke-0);
}

.px-msg-avatar svg {
  width: 16px;
  height: 16px;
}

.px-msg--assistant .px-msg-avatar {
  border-color: var(--px-gold-2);
  box-shadow: 0 0 8px rgba(212, 160, 23, 0.3);
  color: var(--px-gold-2);
}

.px-msg--user .px-msg-avatar {
  border-color: var(--px-red-3);
  color: var(--px-red-3);
}

/* ===== Typing indicator ===== */
.px-typing {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  max-width: 120px;
}

.px-typing-dots {
  display: flex;
  gap: 4px;
}

.px-typing-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--px-text-dim);
  animation: pulse 1.4s ease-in-out infinite;
}

.px-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.px-typing-dot:nth-child(3) { animation-delay: 0.4s; }

/* ===== Input area ===== */
.px-chat-input-area {
  padding: 8px 12px;
  border-top: 1px solid var(--px-stroke-0);
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.px-chat-input {
  flex: 1;
  padding: 8px 12px;
  background: var(--px-black-0);
  border: 1px solid var(--px-stroke-0);
  border-radius: var(--r-1);
  color: var(--px-text-0);
  font-family: var(--font-ui);
  font-size: var(--fs-2);
  resize: none;
  max-height: 100px;
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-standard);
}

.px-chat-input:focus {
  border-color: var(--px-red-2);
}

.px-chat-send {
  width: 36px;
  height: 36px;
  border: none;
  background: var(--px-red-2);
  color: white;
  border-radius: var(--r-1);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast) var(--ease-standard);
  flex-shrink: 0;
}

.px-chat-send svg {
  width: 16px;
  height: 16px;
}

.px-chat-send:hover:not(:disabled) {
  background: var(--px-red-3);
  box-shadow: 0 0 12px rgba(255, 26, 26, 0.3);
}

.px-chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Breathing glow when WS connected */
.px-chat-send.breathing {
  animation: px-breathe 3s ease-in-out infinite;
}

@keyframes px-breathe {
  0%, 100% { box-shadow: 0 0 8px rgba(255, 26, 26, 0.3); }
  50% { box-shadow: 0 0 20px rgba(255, 26, 26, 0.5); }
}

/* ===== Rolodex (agent selector dropdown) ===== */
.px-rolodex {
  position: absolute;
  top: 44px;
  left: 0;
  right: 0;
  background: var(--px-black-1);
  border: 1px solid var(--px-stroke-1);
  box-shadow: var(--shadow-panel);
  border-radius: 0 0 var(--r-2) var(--r-2);
  z-index: 50;
  display: none;
}

.px-rolodex.open {
  display: block;
}

.px-rolodex-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-standard);
  border: none;
  background: none;
  color: var(--px-text-1);
  width: 100%;
  font-size: var(--fs-1);
  font-family: inherit;
  text-align: left;
}

.px-rolodex-item:hover {
  background: var(--px-black-3);
}

.px-rolodex-item.active {
  border-left: 3px solid var(--px-gold-2);
  background: var(--px-black-2);
  color: var(--px-text-0);
}

.px-rolodex-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.px-rolodex-agent-name {
  font-weight: 500;
}

.px-rolodex-agent-model {
  font-size: var(--fs-0);
  color: var(--px-text-dim);
  margin-left: auto;
}

/* ===== Empty chat state ===== */
.px-chat-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 8px;
  color: var(--px-text-dim);
  padding: 24px;
  text-align: center;
}

.px-chat-empty svg {
  width: 32px;
  height: 32px;
  color: var(--px-red-2);
  opacity: 0.5;
}

.px-chat-empty-text {
  font-size: var(--fs-1);
}

/* 5. Status dot */
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--px-text-dim); animation: pulse 2s infinite;
  display: inline-block;
}
.status-dot.online { background: var(--px-ok); }
.status-dot.error { background: var(--px-err); }
.status-dot.warning { background: var(--px-warn); }

/* 5. Components (preserved from legacy phoenix-persistence.css) */

/* Page Header */
.page-header { margin-bottom: clamp(16px, 3vw, 32px); }
.page-title {
  font-size: clamp(20px, 4vw, 32px); font-weight: 700; margin-bottom: 8px;
  background: linear-gradient(135deg, var(--text-primary), var(--text-muted));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.page-subtitle { font-size: 15px; color: var(--text-muted); }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(14px, 2vw, 24px);
  margin-bottom: clamp(14px, 2vw, 24px);
  transition: all 0.2s;
}
.card:hover { border-color: var(--accent-dark); box-shadow: var(--glow-red); }
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; flex-wrap: wrap; gap: 8px;
}
.card-title { font-size: 18px; font-weight: 600; color: var(--text-primary); }
.card-actions { display: flex; gap: 8px; }

/* Grid */
.grid { display: grid; gap: clamp(14px, 2vw, 24px); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); }

/* Buttons */
.btn {
  padding: 10px 20px; border-radius: var(--radius-sm); font-size: 14px;
  font-weight: 500; cursor: pointer; transition: all 0.2s; border: none;
  font-family: var(--font-sans);
}
.btn-primary { background: var(--accent-dark); color: white; }
.btn-primary:hover { background: var(--accent-bright); box-shadow: var(--glow-red); }
.btn-secondary { background: var(--bg-card); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--accent-dark); color: var(--accent-bright); }
.btn-ghost { background: transparent; color: var(--text-primary); }
.btn-ghost:hover { background: var(--bg-card); color: var(--accent-bright); }
.btn-small { padding: 6px 12px; font-size: 13px; }

/* Badges */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 12px; font-size: 12px;
  font-weight: 500; white-space: nowrap;
}
.badge-online { background: rgba(0, 204, 102, 0.15); color: var(--status-online); border: 1px solid rgba(0, 204, 102, 0.3); }
.badge-error { background: rgba(255, 26, 26, 0.15); color: var(--status-error); border: 1px solid rgba(255, 26, 26, 0.3); }
.badge-warning { background: rgba(255, 170, 0, 0.15); color: var(--status-warning); border: 1px solid rgba(255, 170, 0, 0.3); }
.badge-info { background: rgba(0, 153, 255, 0.15); color: var(--status-info); border: 1px solid rgba(0, 153, 255, 0.3); }
.badge-gold { background: rgba(212, 160, 23, 0.15); color: var(--gold); border: 1px solid rgba(212, 160, 23, 0.3); }

/* Stats */
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-label { font-size: 13px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-value { font-size: 28px; font-weight: 700; color: var(--text-primary); }
.stat-value.accent { color: var(--accent-bright); }
.stat-value.gold { color: var(--gold); }

/* Tables */
.table { width: 100%; border-collapse: collapse; }
.table th {
  text-align: left; padding: 12px; font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--text-muted); border-bottom: 1px solid var(--border);
  font-weight: 600;
}
.table td { padding: 16px 12px; border-bottom: 1px solid var(--border); color: var(--text-primary); }
.table tr:hover td { background: rgba(255, 26, 26, 0.05); }
.table code {
  font-family: var(--font-mono); font-size: 13px; color: var(--gold);
  background: rgba(212, 160, 23, 0.1); padding: 2px 6px; border-radius: 4px;
}

/* Forms */
.form-group { margin-bottom: 20px; }
.form-label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 500; color: var(--text-primary); }
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 10px 14px; background: var(--bg-secondary);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-primary); font-size: 14px; font-family: var(--font-sans);
  transition: border-color 0.2s;
}
.form-input:focus, .form-textarea:focus, .form-select:focus { outline: none; border-color: var(--accent-dark); }
.form-textarea { resize: vertical; min-height: 100px; font-family: var(--font-mono); }

/* Code Blocks */
pre {
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 16px; overflow-x: auto;
  font-family: var(--font-mono); font-size: 13px; line-height: 1.6;
}
pre code { color: var(--text-primary); }

/* Alerts */
.alert { padding: 14px 18px; border-radius: var(--radius-sm); margin-bottom: 20px; border-left: 4px solid; }
.alert-info { background: rgba(0, 153, 255, 0.1); border-left-color: var(--status-info); color: var(--status-info); }
.alert-warning { background: rgba(255, 170, 0, 0.1); border-left-color: var(--status-warning); color: var(--status-warning); }
.alert-error { background: rgba(255, 26, 26, 0.1); border-left-color: var(--status-error); color: var(--status-error); }
.alert-success { background: rgba(0, 204, 102, 0.1); border-left-color: var(--status-online); color: var(--status-online); }

/* Loading */
.loading { display: flex; align-items: center; justify-content: center; padding: 48px; color: var(--text-muted); font-size: 15px; }
.spinner {
  display: inline-block; width: 20px; height: 20px;
  border: 2px solid var(--border); border-top-color: var(--accent-bright);
  border-radius: 50%; animation: spin 0.8s linear infinite;
}

/* Empty State */
.empty-state { text-align: center; padding: 64px 24px; color: var(--text-muted); }
.empty-state-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }
.empty-state-title { font-size: 18px; font-weight: 600; margin-bottom: 8px; color: var(--text-primary); }
.empty-state-text { font-size: 14px; }

/* Chat Interface (legacy — used by chat.js page module) */
.chat-container {
  display: flex; flex-direction: column;
  height: calc(100vh - 80px); min-height: 300px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
}
.chat-messages {
  flex: 1; overflow-y: auto; padding: clamp(12px, 2vw, 24px);
  display: flex; flex-direction: column; gap: 16px;
}
.chat-message { display: flex; gap: 12px; max-width: 80%; }
.chat-message.user { align-self: flex-end; flex-direction: row-reverse; }
.message-avatar {
  width: 36px; height: 36px; border-radius: 50%; background: var(--accent-dark);
  display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0;
}
.message-content {
  background: var(--bg-secondary); padding: 12px 16px;
  border-radius: var(--radius-sm); border: 1px solid var(--border);
}
.chat-message.user .message-content { background: var(--accent-dark); border-color: var(--accent-bright); }
.message-text { font-size: 14px; line-height: 1.6; color: var(--text-primary); }
.message-time { font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.chat-input-container {
  padding: clamp(10px, 1.5vw, 16px); border-top: 1px solid var(--border);
  display: flex; gap: clamp(8px, 1.5vw, 12px);
}
.chat-input {
  flex: 1; padding: 12px 16px; background: var(--bg-secondary);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-primary); font-size: 14px; font-family: var(--font-sans);
  resize: none; max-height: 120px;
}
.chat-input:focus { outline: none; border-color: var(--accent-dark); }
.chat-send-btn {
  padding: 12px 24px; background: var(--accent-dark); color: white;
  border: none; border-radius: var(--radius-sm); font-size: 14px;
  font-weight: 600; cursor: pointer; transition: all 0.2s;
}
.chat-send-btn:hover:not(:disabled) { background: var(--accent-bright); box-shadow: var(--glow-red); }
.chat-send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent-bright); }
.text-gold { color: var(--gold); }
.text-mono { font-family: var(--font-mono); }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; } .mt-4 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; } .mb-1 { margin-bottom: 8px; } .mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; } .mb-4 { margin-bottom: 32px; }
.flex { display: flex; } .flex-col { flex-direction: column; }
.items-center { align-items: center; } .justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; } .gap-2 { gap: 16px; } .gap-3 { gap: 24px; }
.hidden { display: none !important; }

/* 8. Accessibility (Phase 1E, Step 20) */

/* Focus-visible ring — WCAG 2.1 AA keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--px-gold-2);
  outline-offset: 2px;
}

/* Remove outline for mouse clicks */
*:focus:not(:focus-visible) {
  outline: none;
}

/* Ensure buttons and interactive elements have visible focus */
.px-tab:focus-visible,
.px-chat-toggle:focus-visible,
.px-chat-send:focus-visible,
.px-rolodex-item:focus-visible,
.px-tab-more-item:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--px-gold-2);
  outline-offset: 2px;
}

/* Screen reader only (visually hidden but accessible) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Aria-live region for page change announcements */
.px-live-region {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* 9. Polished Components (Phase 1D) — from css/components.css */

/* ===== Cards ===== */
.px-card {
  background: var(--c-black-2);
  border: 1px solid var(--c-stroke-0);
  border-radius: var(--r-2);
  padding: clamp(14px, 2vw, 24px);
  margin-bottom: clamp(14px, 2vw, 24px);
  box-shadow: var(--shadow-raised);
  transition: border-color var(--dur-fast) var(--ease-standard),
              box-shadow var(--dur-fast) var(--ease-standard);
}
.px-card:hover {
  border-color: var(--c-red-2);
  box-shadow: var(--shadow-raised), 0 0 20px rgba(255, 26, 26, 0.15);
}
.px-card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; flex-wrap: wrap; gap: 8px;
}
.px-card-title { font-size: var(--fs-4); font-weight: 600; color: var(--c-text-0); }
.px-card-actions { display: flex; gap: 8px; }

/* ===== Buttons ===== */
.px-btn {
  padding: 10px 20px; border-radius: var(--r-1); font-size: var(--fs-2);
  font-weight: 500; cursor: pointer; border: none; font-family: inherit;
  display: inline-flex; align-items: center; gap: 6px;
  transition: all var(--dur-fast) var(--ease-standard);
}
.px-btn-primary { background: var(--c-red-2); color: white; }
.px-btn-primary:hover { background: var(--c-red-3); box-shadow: 0 0 20px rgba(255, 26, 26, 0.3); }
.px-btn-gold { background: var(--c-gold-2); color: var(--c-black-0); }
.px-btn-gold:hover { background: var(--c-gold-3); box-shadow: 0 0 20px rgba(212, 160, 23, 0.3); }
.px-btn-secondary { background: var(--c-black-3); color: var(--c-text-0); border: 1px solid var(--c-stroke-0); }
.px-btn-secondary:hover { border-color: var(--c-red-2); color: var(--c-red-3); }
.px-btn-ghost { background: transparent; color: var(--c-text-1); }
.px-btn-ghost:hover { background: var(--c-black-3); color: var(--c-red-3); }
.px-btn-sm { padding: 6px 12px; font-size: var(--fs-1); }

/* ===== Badges ===== */
.px-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 12px; font-size: var(--fs-0);
  font-weight: 500; white-space: nowrap;
}
.px-badge svg { width: 12px; height: 12px; }
.px-badge-ok { background: rgba(46, 204, 113, 0.15); color: var(--c-ok); border: 1px solid rgba(46, 204, 113, 0.3); }
.px-badge-err { background: rgba(255, 59, 48, 0.15); color: var(--c-err); border: 1px solid rgba(255, 59, 48, 0.3); }
.px-badge-warn { background: rgba(212, 160, 23, 0.15); color: var(--c-gold-2); border: 1px solid rgba(212, 160, 23, 0.3); }
.px-badge-info { background: rgba(52, 152, 219, 0.15); color: var(--c-info); border: 1px solid rgba(52, 152, 219, 0.3); }

/* ===== Tables ===== */
.px-table { width: 100%; border-collapse: collapse; }
.px-table th {
  text-align: left; padding: 12px; font-size: var(--fs-0);
  text-transform: uppercase; letter-spacing: 0.5px; color: var(--c-text-dim);
  border-bottom: 1px solid var(--c-stroke-0); font-weight: 600;
}
.px-table td { padding: 16px 12px; border-bottom: 1px solid var(--c-stroke-0); color: var(--c-text-0); }
.px-table tr:hover td { background: rgba(204, 0, 0, 0.05); }
.px-table code {
  font-family: var(--font-mono); font-size: var(--fs-1); color: var(--c-gold-2);
  background: rgba(212, 160, 23, 0.1); padding: 2px 6px; border-radius: 4px;
}

/* ===== Stats ===== */
.px-stat { display: flex; flex-direction: column; gap: 4px; }
.px-stat-label { font-size: var(--fs-1); color: var(--c-text-dim); text-transform: uppercase; letter-spacing: 0.5px; }
.px-stat-value { font-size: 28px; font-weight: 700; color: var(--c-text-0); }
.px-stat-value.accent { color: var(--c-red-3); }
.px-stat-value.gold { color: var(--c-gold-2); }

/* ===== Empty state ===== */
.px-empty { text-align: center; padding: 64px 24px; color: var(--c-text-dim); }
.px-empty svg { width: 48px; height: 48px; color: var(--c-red-2); opacity: 0.5; margin-bottom: 16px; }
.px-empty-title { font-size: var(--fs-4); font-weight: 600; margin-bottom: 8px; color: var(--c-text-0); }
.px-empty-text { font-size: var(--fs-2); }

/* ===== Faith foundation ===== */
.px-faith-ref {
  position: fixed; bottom: 8px; right: 12px;
  font-family: var(--font-ui); font-size: 11px; color: var(--c-gold-2);
  opacity: 0.6; pointer-events: none; user-select: none;
  z-index: 1; letter-spacing: 0.5px;
}

/* Small mobile */
@media (max-width: 480px) {
  .px-workspace-content { padding: 8px; }
  .card, .px-card { padding: 12px; margin-bottom: 12px; border-radius: 8px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr !important; }
  .chat-message { max-width: 92%; }
  .stat-value, .px-stat-value { font-size: 22px; }
  .table, .px-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}