/* Monochrome theme — dark default, light via [data-theme="light"] */
:root, :root[data-theme="dark"] {
  --bg-main: #000000;
  --bg-card: #0c0c0c;
  --bg-hover: #161616;
  --bg-input: #0a0a0a;
  --bg-elev: #111111;
  --border-color: #232323;
  --border-strong: #3a3a3a;
  --text-main: #f2f2f2;
  --text-muted: #8a8a8a;
  --text-faint: #5a5a5a;
  --fg: #ffffff;
  --fg-inv: #000000;
  --user-bubble: #ffffff;
  --user-text: #000000;
  --code-bg: #050505;
  --code-text: #e6e6e6;
  --danger: #ff5c5c;
  --ok: #ffffff;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
  /* legacy aliases used by app.js */
  --accent-cyan: var(--fg);
  --accent-green: var(--fg);
  --accent-red: var(--danger);
  --font-family: 'Prompt', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg-main: #ffffff;
  --bg-card: #fafafa;
  --bg-hover: #f0f0f0;
  --bg-input: #ffffff;
  --bg-elev: #f5f5f5;
  --border-color: #e4e4e4;
  --border-strong: #c4c4c4;
  --text-main: #0a0a0a;
  --text-muted: #6b6b6b;
  --text-faint: #a0a0a0;
  --fg: #000000;
  --fg-inv: #ffffff;
  --user-bubble: #000000;
  --user-text: #ffffff;
  --code-bg: #f6f6f6;
  --code-text: #111111;
  --danger: #d11a1a;
  --ok: #000000;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
  color-scheme: light;
}

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

body {
  background: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-family);
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  user-select: none;
  -webkit-font-smoothing: antialiased;
  transition: background 0.2s, color 0.2s;
}

button { font-family: inherit; }
button:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 2px;
}

.app-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  border-left: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
}

/* TOP BAR */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px;
  background: color-mix(in srgb, var(--bg-main) 85%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  z-index: 20;
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 12px; }

.logo-icon {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--fg);
  color: var(--fg-inv);
}

.brand-text h1 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  line-height: 1.2;
}

.brand-tags { display: flex; align-items: center; gap: 6px; margin-top: 4px; }

.sub-badge, .room-badge {
  font-family: var(--font-mono);
  font-size: 9.5px;
  padding: 1px 7px;
  border-radius: 4px;
  font-weight: 500;
  letter-spacing: 0.5px;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
}

.room-badge {
  display: inline-flex; align-items: center; gap: 4px;
  cursor: pointer;
  transition: all 0.15s;
}
.room-badge:hover { color: var(--fg); border-color: var(--fg); }

.header-controls { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.quota-pill {
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  padding: 5px 12px;
  border-radius: 999px;
}
.quota-pill.low { border-color: var(--danger); color: var(--danger); }

/* GOOGLE AUTH */
.google-auth-btn {
  display: flex; align-items: center; gap: 8px;
  background: var(--fg);
  color: var(--fg-inv);
  border: 1px solid var(--fg);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.15s;
}
.google-auth-btn:hover { opacity: 0.85; }
.google-auth-btn:active { transform: scale(0.97); }
.google-auth-btn .google-icon { background: #fff; border-radius: 50%; padding: 2px; width: 18px; height: 18px; }

.user-pill {
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--border-strong);
  padding: 4px 8px 4px 12px;
  border-radius: 999px;
  font-size: 12px;
}

.user-avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  object-fit: cover;
  filter: grayscale(1);
  border: 1px solid var(--border-strong);
}

.logout-mini-btn {
  background: transparent; border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex; align-items: center;
  padding: 3px; border-radius: 50%;
  transition: color 0.15s;
}
.logout-mini-btn:hover { color: var(--danger); }

.status-pill {
  display: flex; align-items: center; gap: 8px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.status-pill:hover { border-color: var(--fg); color: var(--fg); }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-faint); }
.status-pill.online { color: var(--fg); border-color: var(--fg); }
.status-pill.online .status-dot { background: var(--fg); animation: pulse 1.8s infinite; }
.status-pill.offline .status-dot { background: transparent; border: 1px solid var(--text-faint); }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--fg) 60%, transparent); }
  70% { box-shadow: 0 0 0 6px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.pill-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s;
}
.pill-btn:hover { border-color: var(--fg); color: var(--fg); }
.share-btn:hover { background: var(--fg); color: var(--fg-inv); }

.icon-btn {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  width: 34px; height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.icon-btn:hover { background: var(--fg); color: var(--fg-inv); border-color: var(--fg); }

/* TARGET BAR */
.target-bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px;
  padding: 8px 20px;
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
}
.target-select-wrap { display: flex; align-items: center; gap: 8px; min-width: 0; }
.target-select-wrap label { color: var(--text-muted); white-space: nowrap; }
.target-select-wrap select {
  background: var(--bg-input);
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  padding: 5px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-family: var(--font-mono);
  max-width: 100%;
  min-width: 0;
}

/* CHAT FEED */
.chat-feed {
  flex: 1;
  overflow-y: auto;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  user-select: text;
}
.chat-feed::-webkit-scrollbar { width: 6px; }
.chat-feed::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.welcome-card {
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 36px 28px;
  text-align: center;
  max-width: 580px;
  width: 100%;
  margin: 32px auto;
  background:
    radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--fg) 6%, transparent), transparent 70%),
    var(--bg-card);
}

.welcome-icon-svg {
  display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px;
  border-radius: 18px;
  background: var(--fg);
  color: var(--fg-inv);
  margin-bottom: 16px;
}

.welcome-card h2 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 10px;
}
.welcome-card p { font-size: 13.5px; color: var(--text-muted); line-height: 1.7; }
.welcome-card strong { color: var(--text-main); }

.loader-instruction {
  margin-top: 22px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px;
  text-align: left;
  background: var(--code-bg);
}
.inst-header {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.copy-small-btn {
  display: inline-flex; align-items: center; gap: 4px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  padding: 3px 9px;
  font-size: 11px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}
.copy-small-btn:hover { background: var(--fg); color: var(--fg-inv); border-color: var(--fg); }

.loader-instruction code {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--code-text);
  word-break: break-all;
  line-height: 1.6;
}

/* MESSAGES */
.message-wrap {
  display: flex; flex-direction: column;
  max-width: 80%;
  animation: fadeIn 0.22s ease forwards;
}
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.message-wrap.user { align-self: flex-end; }
.message-wrap.assistant { align-self: flex-start; max-width: 92%; }

.msg-header {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-faint);
  margin-bottom: 5px;
  padding: 0 4px;
  display: flex; gap: 8px;
}
.message-wrap.user .msg-header { justify-content: flex-end; }

.msg-bubble {
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.65;
  word-break: break-word;
}
.message-wrap.user .msg-bubble {
  background: var(--user-bubble);
  color: var(--user-text);
  border-bottom-right-radius: 4px;
}
.message-wrap.assistant .msg-bubble {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-bottom-left-radius: 4px;
}
.msg-bubble.sys {
  background: transparent !important;
  border: 1px dashed var(--border-strong) !important;
  color: var(--text-muted);
  font-size: 12.5px;
}

.inline-code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-hover);
  border: 1px solid var(--border-color);
  padding: 1px 5px;
  border-radius: 4px;
}

.tool-pill {
  border: 1px dashed var(--border-strong);
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 12px;
  font-family: var(--font-mono);
  margin: 6px 0;
  display: flex; align-items: center; gap: 8px;
  color: var(--text-muted);
}
.tool-pill.success { border-style: solid; border-color: var(--fg); color: var(--fg); }
.tool-pill.error { border-color: var(--danger); color: var(--danger); }

/* CODE BLOCKS */
.code-block-wrap {
  margin: 12px 0;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  background: var(--code-bg);
}
.code-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 7px 12px;
  border-bottom: 1px solid var(--border-color);
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-muted);
}
.code-actions { display: flex; gap: 6px; }
.code-actions button {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px;
  font-size: 11px;
  border-radius: 6px;
  border: 1px solid var(--border-strong);
  cursor: pointer;
  transition: all 0.15s;
}
.btn-run-code { background: var(--fg); color: var(--fg-inv); border-color: var(--fg) !important; font-weight: 600; }
.btn-run-code:hover { opacity: 0.85; }
.btn-run-code.ok { background: transparent; color: var(--fg); }
.btn-copy-code { background: transparent; color: var(--text-main); }
.btn-copy-code:hover { border-color: var(--fg); }

pre {
  margin: 0;
  padding: 14px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--code-text);
  line-height: 1.6;
}

/* INPUT */
.input-area {
  padding: 12px 20px 18px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-main);
}
.input-box {
  display: flex; align-items: flex-end; gap: 10px;
  background: var(--bg-input);
  border: 1px solid var(--border-strong);
  border-radius: 18px;
  padding: 8px 8px 8px 16px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input-box:focus-within {
  border-color: var(--fg);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--fg) 10%, transparent);
}
.input-box textarea {
  flex: 1;
  background: transparent; border: none; outline: none;
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 14px;
  line-height: 1.45;
  resize: none;
  max-height: 140px;
  padding: 7px 0;
}
.input-box textarea::placeholder { color: var(--text-faint); }
.input-box textarea:focus-visible { outline: none; }

.send-btn {
  background: var(--fg);
  color: var(--fg-inv);
  border: none;
  border-radius: 50%;
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: transform 0.15s, opacity 0.15s;
  flex-shrink: 0;
}
.send-btn:hover { transform: scale(1.06); }
.send-btn:disabled { opacity: 0.3; cursor: not-allowed; transform: none; }

/* MODALS */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  padding: 16px;
  animation: fadeIn 0.15s ease;
}
.modal-backdrop.hidden, .logs-drawer.hidden, .hidden { display: none !important; }

.modal-card {
  background: var(--bg-main);
  border: 1px solid var(--border-strong);
  border-radius: 18px;
  width: 100%;
  max-width: 460px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.modal-header, .drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
}
.modal-title-with-icon { display: flex; align-items: center; gap: 8px; color: var(--text-main); }
.modal-title-with-icon h3, .modal-title-with-icon h4 { font-size: 14px; font-weight: 600; letter-spacing: 0.5px; }

.close-btn {
  background: transparent; border: none;
  color: var(--text-muted);
  font-size: 22px; line-height: 1;
  cursor: pointer;
  width: 30px; height: 30px; border-radius: 50%;
}
.close-btn:hover { background: var(--bg-hover); color: var(--text-main); }

.modal-body {
  padding: 18px;
  display: flex; flex-direction: column; gap: 14px;
  max-height: 70vh;
  overflow-y: auto;
}

.auth-card .modal-body { align-items: center; text-align: center; padding: 28px 22px; }
.auth-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; }
.auth-desc code { font-family: var(--font-mono); color: var(--text-main); }
.auth-alert {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 12px;
  border: 1px solid var(--danger);
  color: var(--danger);
}
.google-btn-wrapper { display: flex; justify-content: center; margin: 6px 0; min-height: 44px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-muted); }
.form-group input {
  background: var(--bg-input);
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  padding: 9px 12px;
  border-radius: 10px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}
.form-group input:focus { border-color: var(--fg); }
.form-group small { font-size: 11px; color: var(--text-faint); }

.divider { border: 0; height: 1px; background: var(--border-color); margin: 4px 0; }

.section-title { display: flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; }

.device-list { display: flex; flex-direction: column; gap: 8px; }
.device-item {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 12px;
}
.device-item.active { border-color: var(--fg); }
.empty-state { font-size: 12px; color: var(--text-muted); text-align: center; padding: 10px; }

.modal-footer {
  padding: 12px 18px;
  border-top: 1px solid var(--border-color);
  text-align: right;
}
.save-btn {
  background: var(--fg);
  border: none;
  color: var(--fg-inv);
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: opacity 0.15s;
}
.save-btn:hover { opacity: 0.85; }

/* LOGS DRAWER */
.logs-drawer {
  position: absolute;
  bottom: 84px; left: 20px; right: 20px;
  height: 260px;
  background: var(--bg-main);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  z-index: 50;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.drawer-actions { display: flex; align-items: center; gap: 8px; }
.action-btn {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  cursor: pointer;
}
.action-btn:hover { color: var(--fg); border-color: var(--fg); }

.logs-console {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  display: flex; flex-direction: column; gap: 3px;
  background: var(--code-bg);
}
.log-entry { line-height: 1.5; word-break: break-all; }
.log-entry .time { color: var(--text-faint); margin-right: 6px; }
.log-entry .source { color: var(--text-main); font-weight: 600; margin-right: 6px; }
.log-entry.print .msg { color: var(--text-main); }
.log-entry.warn .msg { color: var(--text-muted); font-style: italic; }
.log-entry.error .msg { color: var(--danger); font-weight: 600; }
.log-entry.success .msg { color: var(--fg); font-weight: 600; }

/* MOBILE */
@media (max-width: 640px) {
  .app-container { border: none; }
  .top-bar { padding: 10px 16px; }
  .brand-text h1 { font-size: 13px; letter-spacing: 1.5px; }
  .share-btn span, .quota-pill span { display: none; }
  .target-bar { padding: 8px 16px; }
  .target-select-wrap label { display: none; }
  .chat-feed { padding: 16px; }
  .message-wrap, .message-wrap.assistant { max-width: 96%; }
  .input-area { padding: 10px 16px 14px; }
  .logs-drawer { left: 8px; right: 8px; height: 220px; }
}


/* TOKEN METER & TUBE GAUGE */
.token-meter {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: default;
  user-select: none;
}

.meter-icon {
  color: var(--accent-cyan);
  flex-shrink: 0;
  transition: color 0.3s ease;
}

.token-meter.warn .meter-icon {
  color: #fbbf24;
}

.token-meter.danger .meter-icon {
  color: #ff3366;
}


.meter-track {
  width: 80px;
  height: 8px;
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.6);
}

.meter-track.large {
  width: 100%;
  height: 12px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.7);
}

.meter-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, #00f0ff, #00ff88);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.6);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), background 0.3s ease, box-shadow 0.3s ease;
}

.meter-fill.warn {
  background: linear-gradient(90deg, #fbbf24, #f59e0b);
  box-shadow: 0 0 8px rgba(251, 191, 36, 0.4);
}

.meter-fill.danger {
  background: linear-gradient(90deg, #ff3366, #ef4444);
  box-shadow: 0 0 8px rgba(255, 51, 102, 0.5);
}

/* TOKEN MODAL CARD */
.token-card-preview {
  background: #0d0f18;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
}

.token-tier-tag {
  font-size: 10px;
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: var(--accent-cyan);
  padding: 2px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 8px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.token-balance-big {
  font-size: 30px;
  font-family: var(--font-mono);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  line-height: 1.1;
}

.token-balance-sub {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 4px;
}

.meter-stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 10.5px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-top: 6px;
}

.token-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}

.stat-box {
  background: #141724;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-title {
  font-size: 10.5px;
  color: var(--text-muted);
}

.stat-value {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-main);
  font-family: var(--font-mono);
}

/* CUSTOM DIALOG + TOAST */
.ui-dialog { z-index: 300; }
.ui-dialog.closing { opacity: 0; transition: opacity 0.15s; }
.dialog-card {
  max-width: 360px;
  padding: 26px 24px 20px;
  text-align: center;
  animation: popIn 0.18s cubic-bezier(.2,.9,.3,1.2);
}
@keyframes popIn { from { opacity: 0; transform: scale(0.94); } to { opacity: 1; transform: none; } }
.dialog-title { font-size: 16px; font-weight: 600; margin-bottom: 8px; color: var(--text-main); }
.dialog-msg { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 22px; }
.dialog-actions { display: flex; gap: 10px; }
.dialog-btn {
  flex: 1;
  padding: 10px 0;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, background 0.15s;
}
.dialog-btn.ghost { background: transparent; color: var(--text-main); border: 1px solid var(--border-strong); }
.dialog-btn.ghost:hover { background: var(--bg-hover); }
.dialog-btn.solid { background: var(--fg); color: var(--fg-inv); border: 1px solid var(--fg); }
.dialog-btn.solid:hover { opacity: 0.85; }

#toastHost {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  pointer-events: none;
  width: calc(100% - 32px);
  max-width: 420px;
}
.toast {
  background: var(--fg);
  color: var(--fg-inv);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  box-shadow: var(--shadow);
  animation: toastIn 0.22s ease;
  transition: opacity 0.25s, transform 0.25s;
  max-width: 100%;
  word-break: break-word;
}
.toast.error { background: var(--bg-main); color: var(--danger); border: 1px solid var(--danger); }
.toast.out { opacity: 0; transform: translateY(-8px); }
@keyframes toastIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: none; } }

/* LIVE AI STEPS */
.ai-steps { display: flex; flex-direction: column; gap: 6px; }
.ai-step {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-size: 12.5px; font-family: var(--font-mono);
  color: var(--text-muted);
  animation: fadeIn 0.2s ease;
}
.ai-step-icon {
  width: 14px; height: 14px; flex-shrink: 0;
  border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 9px; line-height: 1;
}
.ai-step.running { color: var(--text-main); }
.ai-step.running .ai-step-icon { border-color: var(--fg); border-top-color: transparent; animation: spin 0.8s linear infinite; }
.ai-step.ok .ai-step-icon { background: var(--fg); border-color: var(--fg); color: var(--fg-inv); }
.ai-step.ok .ai-step-icon::after { content: '✓'; }
.ai-step.fail { color: var(--danger); }
.ai-step.fail .ai-step-icon { border-color: var(--danger); color: var(--danger); }
.ai-step.fail .ai-step-icon::after { content: '✕'; }
.ai-step.note { font-family: var(--font-family); font-style: italic; }
.ai-step.note .ai-step-icon { border: none; }
.ai-step.note .ai-step-icon::after { content: '›'; font-size: 13px; }
.ai-step-error { width: 100%; padding-left: 22px; font-size: 11.5px; opacity: 0.85; }
.ai-status {
  display: flex; align-items: center; gap: 8px;
  margin-top: 10px;
  font-size: 12.5px; color: var(--text-muted);
}
.ai-steps:empty + .ai-status { margin-top: 0; }
.ai-timer { margin-left: auto; font-family: var(--font-mono); font-size: 11px; color: var(--text-faint); }
.spinner {
  width: 13px; height: 13px; border-radius: 50%;
  border: 1.5px solid var(--border-strong); border-top-color: var(--fg);
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.ai-steps-done {
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--border-color);
}
.ai-steps-done summary {
  cursor: pointer; font-size: 12px; color: var(--text-muted);
  list-style: none; user-select: none;
}
.ai-steps-done summary::before { content: '▸ '; }
.ai-steps-done[open] summary::before { content: '▾ '; }
.ai-steps-done .ai-steps { margin-top: 8px; }

/* FILES SENT BY THE AI */
.file-cards { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.file-card {
  display: flex; align-items: center; gap: 10px;
  max-width: 100%;
  padding: 9px 12px;
  background: var(--bg-main);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  color: var(--text-main);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s, background 0.15s;
}
.file-card:hover { border-color: var(--fg); background: var(--bg-hover); }
.file-meta { display: flex; flex-direction: column; min-width: 0; }
.file-name { font-family: var(--font-mono); font-size: 12.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 260px; }
.file-size { font-size: 11px; color: var(--text-muted); }
.file-dl { margin-left: 6px; color: var(--text-muted); }
.file-card:hover .file-dl { color: var(--fg); }
.btn-download-code { padding: 3px 7px !important; }