:root {
  --bg-color: #ffffff;
  --text-color: #0f172a;
  --text-muted: #64748b;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --border-color: #e2e8f0;
  --input-bg: #f8fafc;

  --user-msg-bg: #0f172a;
  --user-msg-text: #ffffff;
  --ai-msg-bg: #f1f5f9;
  --ai-msg-text: #0f172a;

  --font-main: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", "Menlo", "Monaco", monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
}

* { box-sizing: border-box; }

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-main);
  margin: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ─── Layout ──────────────────────────────────────────────────── */
.app-container {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 0 16px;
}

/* ─── Header ──────────────────────────────────────────────────── */
header {
  padding: 18px 0 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

h1 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 0;
}

.version-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.mode-switch {
  display: flex;
  gap: 16px;
}

.mode-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 4px 0;
  position: relative;
  transition: color 0.2s;
}
.mode-btn:hover { color: var(--text-color); }
.mode-btn.active { color: var(--text-color); }
.mode-btn.active::after {
  content: "";
  position: absolute;
  bottom: -4px; left: 0;
  width: 100%; height: 2px;
  background: var(--accent-color);
  border-radius: 2px;
}

.stats-bar {
  display: none;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
}

.stats-clear-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.7rem;
  width: 20px; height: 20px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  padding: 0;
}
.stats-clear-btn:hover { color: #ef4444; border-color: #fecaca; }

.icon-btn-lg {
  background: transparent;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-muted);
  transition: color 0.2s;
  padding: 0;
  display: inline-flex;
  align-items: center;
}
.icon-btn-lg:hover { color: var(--text-color); }
.icon-btn-lg svg { width: 20px; height: 20px; }

/* ─── Sections ────────────────────────────────────────────────── */
.section {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

.section--models {
  display: flex;
  flex-direction: row;
  overflow: hidden;
}

/* ─── Form Elements ───────────────────────────────────────────── */
input[type="text"],
input[type="password"],
input[type="number"],
select {
  appearance: none;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid transparent;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-color);
  padding: 6px 0;
  cursor: pointer;
  transition: all 0.2s ease;
}
select {
  padding-right: 20px;
  background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%2364748b%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
  background-size: 10px;
}
input[type="text"],
input[type="password"],
input[type="number"] {
  background: var(--input-bg);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  width: 100%;
}
input:focus {
  outline: none;
  background: white;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 1px var(--accent-color);
}
select:focus { outline: none; border-bottom-color: var(--accent-color); }
select:hover { color: var(--accent-color); }
select:disabled { color: var(--text-muted); opacity: 0.5; cursor: not-allowed; }

.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.form-group--inline { margin-bottom: 0; display: flex; flex-direction: column; }
.form-group--inline label { margin-bottom: 2px; }
.form-group--sm { min-width: 80px; }
.form-hint { font-size: 0.7rem; color: var(--text-muted); margin-top: 4px; }
.checkbox-label { display: flex !important; align-items: center; gap: 8px; cursor: pointer; }
.checkbox-label input { width: auto; }

/* ─── Buttons ─────────────────────────────────────────────────── */
.btn-primary {
  background: var(--text-color);
  color: white;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.2px;
  font-size: 0.85rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  white-space: nowrap;
}
.btn-primary:hover { background: var(--accent-color); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(59,130,246,0.3); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-secondary {
  background: var(--input-bg);
  color: var(--text-color);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.85rem;
  white-space: nowrap;
}
.btn-secondary:hover { border-color: var(--accent-color); color: var(--accent-color); }

.btn-danger {
  background: #fee2e2;
  color: #ef4444;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  border: 1px solid #fecaca;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.85rem;
  white-space: nowrap;
}
.btn-danger:hover { background: #fef2f2; color: #dc2626; }

.btn-link {
  background: transparent;
  color: var(--accent-color);
  border: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}
.btn-link:hover { background: var(--input-bg); color: var(--accent-hover); }

.icon-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  width: 34px; height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}
.icon-btn:hover { color: var(--text-color); background: rgba(0,0,0,0.05); }

/* ─── Modal ───────────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(12px);
  align-items: center;
  justify-content: center;
}
.modal-overlay[style*="flex"] { display: flex; }

.modal-content {
  background: white;
  border: 1px solid var(--border-color);
  box-shadow: 0 12px 36px rgba(0,0,0,0.12);
  border-radius: 18px;
  padding: 28px;
  width: 90%;
  max-width: 440px;
}
.modal-content h2 {
  font-size: 1.1rem;
  margin: 0 0 20px;
}
.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}
.modal-footer {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ─── Model Select Bar ────────────────────────────────────────── */
#model-select-bar {
  display: flex;
  gap: 16px;
  align-items: flex-end;
  padding: 8px 0 6px;
  flex-shrink: 0;
}

.select-group { display: flex; flex-direction: column; }
.select-group label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.select-group select { min-width: 120px; }
.select-group--model { flex: 1; min-width: 0; }

.model-select-wrapper { position: relative; }

#model-search {
  width: 100%;
  background: var(--input-bg);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: text;
}
#model-search:focus {
  background: white;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 1px var(--accent-color);
}

/* ─── Model Dropdown ──────────────────────────────────────────── */
.model-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 36px rgba(0,0,0,0.1);
  max-height: 320px;
  overflow-y: auto;
  z-index: 100;
  margin-top: 4px;
}
.dropdown-empty {
  padding: 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.1s;
  font-size: 0.85rem;
}
.dropdown-item:hover { background: var(--input-bg); }
.dropdown-item.active { background: #eff6ff; }
.di-type { font-size: 1rem; flex-shrink: 0; width: 20px; text-align: center; }
.di-id { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; }
.di-meta { font-family: var(--font-mono); font-size: 0.65rem; color: var(--text-muted); flex-shrink: 0; }

/* ─── Model Info Bar ──────────────────────────────────────────── */
.model-info-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 4px 0 8px;
  flex-shrink: 0;
  font-size: 0.75rem;
}
.model-tag {
  font-weight: 700;
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.65rem;
  letter-spacing: 0.05em;
}
.model-meta {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
}
.model-info-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 24px; height: 24px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0;
  transition: all 0.2s;
}
.model-info-btn:hover { color: var(--accent-color); border-color: var(--accent-color); }

/* ─── Chat ────────────────────────────────────────────────────── */
#chat-container {
  flex: 1;
  overflow-y: auto;
  padding: 0 0 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
}

.message {
  max-width: 88%;
  padding: 6px 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.user-message {
  align-self: flex-end;
  background: var(--user-msg-bg);
  color: var(--user-msg-text);
  padding: 10px 14px;
  border-radius: 14px 14px 0 14px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.assistant-message {
  align-self: flex-start;
  background: transparent;
  color: var(--text-color);
  padding-left: 0;
}
.assistant-message p,
.assistant-message li,
.assistant-message blockquote,
.assistant-message span { font-size: inherit; line-height: inherit; }
.assistant-message p { margin: 0; }
.assistant-message p + p { margin-top: 0.55em; }
.assistant-message ul,
.assistant-message ol { margin: 0.45em 0 0.45em 1.1em; padding: 0; }
.assistant-message pre {
  background: var(--input-bg);
  padding: 16px;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  margin-top: 12px;
}

.system-message {
  align-self: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background: transparent;
  border: 1px dashed var(--border-color);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  margin-top: 20px;
}

.error-message {
  align-self: center;
  color: #ef4444;
  font-size: 0.9rem;
  background: #fef2f2;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: 1px solid #fecaca;
}
.error-title { font-weight: 600; display: flex; align-items: center; gap: 6px; }
.error-detail {
  font-size: 0.75rem;
  color: #991b1b;
  margin-top: 4px;
  font-family: var(--font-mono);
  word-break: break-all;
  max-height: 100px;
  overflow-y: auto;
}

.error-status {
  color: #dc2626;
  background: #fef2f2;
  border: 1px solid #fecaca;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  margin-top: 8px;
}

/* ─── Chat Input ──────────────────────────────────────────────── */
#chat-input-wrapper {
  padding: 10px 0 18px;
  background: linear-gradient(to bottom, rgba(255,255,255,0), var(--bg-color) 30%);
  flex-shrink: 0;
}

#input-area {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  background: var(--input-bg);
  border: 1px solid transparent;
  padding: 4px 4px 4px 14px;
  border-radius: var(--radius-pill);
  transition: all 0.2s ease;
}
#input-area:focus-within {
  background: white;
  border-color: var(--border-color);
  box-shadow: 0 8px 30px -10px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}

#message-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 0.95rem;
  padding: 8px 0;
  color: var(--text-color);
  max-height: 150px;
  line-height: 1.45;
  resize: none;
  font-family: var(--font-main);
}

#send-button {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--text-color);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}
#send-button:hover { transform: scale(1.05); background: var(--accent-color); }

#stop-button {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: #fee2e2;
  color: #ef4444;
  border: 1px solid #fecaca;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}
#stop-button:hover { background: #fef2f2; color: #dc2626; border-color: #ef4444; transform: scale(1.05); }

/* Image upload in chat */
#image-preview-area { margin-bottom: 8px; }
.preview-thumb { width: 48px; height: 48px; border-radius: 8px; object-fit: cover; }
.remove-preview-btn {
  position: absolute;
  top: -6px; right: -6px;
  width: 18px; height: 18px;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  padding: 0;
  line-height: 1;
}
.remove-preview-btn:hover { color: #ef4444; border-color: #fecaca; }

/* ─── Thinking ────────────────────────────────────────────────── */
.thinking-details {
  margin-bottom: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.thinking-badge {
  padding: 8px 12px;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  color: #0284c7;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}
.thinking-badge svg { width: 14px; height: 14px; }
.cb svg { width: 12px; height: 12px; vertical-align: -1px; }
.thinking-badge:hover { background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%); }
.thinking-details[open] .thinking-badge { border-bottom: 1px solid var(--border-color); }
.thinking-content {
  padding: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: #fafafa;
  white-space: pre-wrap;
  font-family: var(--font-mono);
  line-height: 1.5;
  max-height: 300px;
  overflow-y: auto;
}

/* ─── Search Input with Clear ─────────────────────────────────── */
.search-input-wrap {
  position: relative;
  width: 100%;
}
.search-input-wrap input {
  width: 100%;
  padding-right: 32px !important;
}
.search-clear {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--border-color);
  border: none;
  color: var(--text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  line-height: 1;
  padding: 0;
  transition: all 0.15s;
}
.search-clear:hover { background: #cbd5e1; color: var(--text-color); }

/* ─── Models Browser ──────────────────────────────────────────── */
.models-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}
.models-search { flex: 1; min-width: 180px; }
.models-search input {
  width: 100%;
  background: var(--input-bg);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
}
.models-search input:focus { background: white; border-color: var(--accent-color); box-shadow: 0 0 0 1px var(--accent-color); }

.models-filters {
  display: flex;
  gap: 4px;
  background: var(--input-bg);
  border-radius: var(--radius-pill);
  padding: 3px;
}
.filter-btn {
  background: transparent;
  border: none;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.15s;
}
.filter-btn:hover { color: var(--text-color); }
.filter-btn.active { background: white; color: var(--text-color); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }

.models-provider-filter select { min-width: 120px; font-size: 0.85rem; }

.models-stats {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  align-items: center;
}
.new-badge {
  background: #ecfdf5;
  color: #059669;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}
.deprecated-badge {
  background: #fef2f2;
  color: #dc2626;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

/* ─── Models Table ────────────────────────────────────────────── */
.models-table-wrap {
  flex: 1;
  overflow: auto;
  margin-top: 8px;
  min-height: 0;
  max-height: calc(100vh - 200px);
}

.models-table {
 width: 100%;
 border-collapse: collapse;
 font-size: 0.82rem;
}
.models-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
}
.models-table th {
  background: var(--input-bg);
  border-bottom: 2px solid var(--border-color);
  padding: 8px 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  user-select: none;
  transition: color 0.15s;
}
.models-table th:hover { color: var(--accent-color); }
.models-table th.th-num { text-align: right; }
.models-table th.th-sm { width: 60px; text-align: center; }
.models-table th.th-check { width: 36px; text-align: center; }
.td-check { text-align: center; width: 36px; }
.td-check input, #models-select-all { cursor: pointer; width: 14px; height: 14px; }

.sort-arrow { color: var(--accent-color); font-size: 0.6rem; }

.models-table tbody tr {
  cursor: pointer;
  transition: background 0.1s;
  border-bottom: 1px solid #f1f5f9;
}
.models-table tbody tr:hover { background: #f8fafc; }
.models-table tbody tr.tr-deprecated { opacity: 0.5; }

.models-table td {
  padding: 6px 10px;
  vertical-align: middle;
  white-space: nowrap;
}

.td-type { font-size: 0.75rem; font-weight: 600; display: flex; align-items: center; gap: 4px; }
.td-type svg { width: 14px; height: 14px; }
.access-badge svg { width: 12px; height: 12px; }
.btn-link { display: inline-flex; align-items: center; gap: 5px; }
.btn-link svg { width: 15px; height: 15px; }
.icon-btn svg { width: 18px; height: 18px; }
.tool-call-header svg { width: 14px; height: 14px; vertical-align: -2px; }
.td-type-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.td-id {
  font-weight: 600;
  max-width: 360px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.td-access { text-align: center; width: 50px; }
.access-badge {
  display: inline-block; width: 18px; height: 18px; line-height: 18px;
  border-radius: 50%; font-size: 0.65rem; font-weight: 700; text-align: center;
}
.access-free { background: #dcfce7; color: #16a34a; }
.access-paid { background: #f1f5f9; color: #94a3b8; }

.td-provider {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
}

.td-num {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #334155;
}

.td-caps { letter-spacing: 1px; }

/* ─── Freshness ──────────────────────────────────────────── */
.fresh-badge {
  background: #ecfdf5;
  color: #059669;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}
.stale-badge {
  background: #fffbeb;
  color: #d97706;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

.td-fresh {
  text-align: center;
  width: 44px;
}
.freshness-dot {
  font-size: 1rem;
  line-height: 1;
  cursor: default;
}
.freshness-fresh { color: #059669; }
.freshness-stale-warn { color: #d97706; }
.freshness-stale-danger { color: #dc2626; }
.freshness-unknown { color: #94a3b8; }

tr.tr-stale td { opacity: 0.75; }
tr.tr-stale-danger td { opacity: 0.55; }
tr.tr-stale:hover td { opacity: 1; }
tr.tr-stale-danger:hover td { opacity: 0.85; background: #fef2f2; }

.stale-value { color: #d97706; }

/* Capability badges */
.cb {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  margin-right: 2px;
}
.cb-reasoning { background: #fef3c7; color: #92400e; }
.cb-vision { background: #ede9fe; color: #5b21b6; }
.cb-tools { background: #dbeafe; color: #1e40af; }
.cb-code { background: #fce7f3; color: #9d174d; }
.cb-thinking { background: #f0f9ff; color: #0369a1; }
.cb-audio { background: #fef3c7; color: #92400e; }
.cb-ocr { background: #f0fdf4; color: #166534; }
.cb-pdf { background: #fff7ed; color: #9a3412; }

.td-status { text-align: center; width: 60px; }

.filter-btn { position: relative; }
.filter-btn[data-filter="accessible"].active { color: #16a34a; border-color: #16a34a; }
.status-dep {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  color: #dc2626;
  background: #fef2f2;
  padding: 1px 6px;
  border-radius: 3px;
  text-transform: uppercase;
}
.status-new {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  color: #059669;
  background: #ecfdf5;
  padding: 1px 6px;
  border-radius: 3px;
  text-transform: uppercase;
}

.models-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 60px 20px;
  font-size: 0.9rem;
}

/* ─── Model Detail Panel ──────────────────────────────────────── */
.models-detail-panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 420px;
  max-width: 90vw;
  background: white;
  border-left: 1px solid var(--border-color);
  box-shadow: -8px 0 30px rgba(0,0,0,0.08);
  z-index: 500;
  flex-direction: column;
  overflow-y: auto;
  padding: 24px;
}

.detail-close-btn {
  position: absolute;
  top: 16px; right: 16px;
  width: 32px; height: 32px;
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  padding: 0;
  line-height: 1;
}
.detail-close-btn:hover { color: var(--text-color); border-color: var(--text-muted); }

.detail-header {
  margin-bottom: 20px;
}
.detail-type {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.detail-id {
  font-size: 1rem;
  font-weight: 700;
  margin-top: 4px;
  word-break: break-all;
}
.detail-provider {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.detail-name {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}
.dg-item {
  background: var(--input-bg);
  padding: 10px 12px;
  border-radius: var(--radius-md);
}
.dg-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.dg-value {
  font-size: 0.9rem;
  font-weight: 600;
}
.dg-input,
.dg-select {
  display: block;
  width: 100%;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 5px 8px;
  font-size: 0.85rem;
  font-family: var(--font-main);
  font-weight: 500;
  color: var(--text-color);
}
.dg-input:focus,
.dg-select:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 1px var(--accent-color);
}
.detail-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
}
.override-timestamp {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
}

.detail-section { margin-bottom: 16px; }
.detail-section h4 {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 8px;
}
.detail-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent-color);
  background: #eff6ff;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

/* ─── Image Generation ────────────────────────────────────────── */
.image-controls-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 24px;
  flex-shrink: 0;
}
.image-controls-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

#image-prompt {
  width: 100%;
  min-height: 100px;
  background: var(--input-bg);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: 20px;
  font-family: inherit;
  font-size: 1.1rem;
  color: var(--text-color);
  resize: none;
  transition: all 0.2s;
  line-height: 1.5;
}
#image-prompt:focus {
  background: white;
  border-color: var(--border-color);
  outline: none;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}
#image-prompt::placeholder { color: #94a3b8; font-weight: 300; }

#image-results {
  flex: 1;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  padding-bottom: 20px;
}
#image-results img {
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px -10px rgba(0,0,0,0.1);
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
  display: block;
  cursor: pointer;
  width: 100%;
}
#image-results img:hover { transform: scale(1.02); box-shadow: 0 20px 50px -10px rgba(0,0,0,0.2); }

.image-card { background: transparent; }
.img-download-btn {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  transition: all 0.2s ease;
  z-index: 10;
  opacity: 0;
  color: #334155;
}
.image-card:hover .img-download-btn { opacity: 1; }
.img-download-btn:hover { background: #fff; box-shadow: 0 6px 20px rgba(0,0,0,0.18); transform: scale(1.08); }
.image-card-label {
  padding: 8px 4px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.5;
}

/* ─── Audio ───────────────────────────────────────────────────── */
.audio-box {
  background: transparent;
  padding: 0 0 24px;
  border: none;
  flex-shrink: 0;
}
.audio-box h3 { font-size: 1.05rem; font-weight: 700; margin: 0 0 12px; }

#audio-section { overflow-y: auto; }

#tts-input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  font-size: 1rem;
  font-family: inherit;
  resize: none;
  line-height: 1.5;
}
#tts-input:focus { background: white; border-color: var(--border-color); outline: none; }

.audio-controls-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin: 12px 0;
}

#tts-result audio {
  width: 100%;
  margin-bottom: 12px;
}

.stt-upload-area {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.stt-result {
  background: var(--input-bg);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-top: 12px;
}
.stt-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}

/* ─── Spinner ─────────────────────────────────────────────────── */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(0,0,0,0.1);
  border-top-color: var(--text-color);
  border-radius: 50%;
  display: inline-block;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-track { background: transparent; }

/* ─── Web Tool Toggles ──────────────────────────────────────── */
.tool-toggle { opacity: 0.4; transition: opacity 0.2s, background 0.2s; }
.tool-toggle.tool-active { opacity: 1; background: var(--accent-color, #3b82f6); color: #fff; border-radius: 6px; }

/* ─── Tool Call Cards (in chat) ──────────────────────────────────── */
.tool-call-card {
  background: var(--input-bg, #f8fafc);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: 8px;
  margin: 8px 0;
  overflow: hidden;
}
.tool-call-header {
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-color, #0f172a);
  display: flex;
  align-items: center;
  gap: 6px;
}
.tool-call-header .spinner { width: 14px; height: 14px; border-width: 2px; }
.tool-call-result {
  border-top: 1px solid var(--border-color, #e2e8f0);
}
.tool-call-result summary {
  padding: 6px 12px;
  font-size: 12px;
  color: var(--text-muted, #64748b);
  cursor: pointer;
}
.tool-call-result summary:hover { color: var(--text-color, #0f172a); }
.tool-call-result pre {
  margin: 0;
  padding: 8px 12px;
  font-size: 11px;
  line-height: 1.5;
  max-height: 200px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-muted, #64748b);
}

/* ─── Responsive ──────────────────────────────────────────────── */
@media (max-width: 600px) {
  .app-container { padding: 0 12px; }
  #model-select-bar { flex-wrap: wrap; }
  .message { max-width: 92%; }
  .models-detail-panel { width: 100%; }
  .detail-grid { grid-template-columns: 1fr; }
  .models-toolbar { gap: 8px; }
  .models-filters { overflow-x: auto; }
}