:root {
  --bg: #0A0A0B;
  --card: #141416;
  --card-raised: #1A1A1D;
  --border: #232326;
  --text: #EDEDEF;
  --text-secondary: #8A8A8F;
  --text-tertiary: #5C5C61;
  --accent: #6366F1;
  --accent-hover: #5253d6;
  --accent-glow: rgba(99, 102, 241, 0.08);
  --accent-light: #A5B4FC;
  --success: #22C55E;
  --warning: #EAB308;
  --danger: #EF4444;
  --danger-glow: rgba(239, 68, 68, 0.1);
  --message-own: #6366F1;
  --message-client: #2A2A2E;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  min-height: 100vh;
  line-height: 1.5;
  overflow: hidden;
}

.container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- Header ---------- */
header.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.top-left { display: flex; align-items: center; gap: 1rem; min-width: 0; }

.back-btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--card); border: 1px solid var(--border); color: var(--text-secondary);
  padding: 0.45rem 0.8rem; border-radius: 8px; text-decoration: none; font-size: 0.8rem;
  font-weight: 500; cursor: pointer; transition: all 0.2s; flex-shrink: 0; font-family: inherit;
}
.back-btn:hover { border-color: var(--accent); color: var(--accent); }

.top-divider { width: 1px; height: 26px; background: var(--border); flex-shrink: 0; }

.title-block { min-width: 0; }
.eyebrow {
  font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--accent-light); opacity: 0.85; margin-bottom: 0.1rem;
}
.title-block h1 { font-size: 1.1rem; font-weight: 700; letter-spacing: -0.01em; }

.stats-row { display: flex; gap: 1.35rem; flex-shrink: 0; }
.stat { text-align: center; }
.stat-val { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; }
.stat-val.good { color: var(--success); }
.stat-val.warn { color: var(--warning); }
.stat-val.danger { color: var(--danger); }
.stat-label { font-size: 0.62rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 0.1rem; }

.top-right { display: flex; gap: 0.65rem; align-items: center; flex-wrap: wrap; }

/* Mode selector */
.mode-selector {
  display: flex;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 9999px;
  padding: 0.25rem;
  gap: 0.25rem;
}

.mode-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 0.45rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  font-family: inherit;
}

.mode-btn.active[data-mode="read"] { background: var(--success); color: #06210f; }
.mode-btn.active[data-mode="write"] { background: var(--warning); color: #241c00; }
.mode-btn.active[data-mode="dangerous"] { background: var(--danger); color: white; }

.icon-btn {
  position: relative;
  background: var(--card); border: 1px solid var(--border); color: var(--text-secondary);
  width: 36px; height: 36px; border-radius: 9px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: all 0.15s; flex-shrink: 0;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }

.action-btn-outline {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: inherit;
  transition: all 0.2s;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.action-btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.action-btn-outline:disabled { opacity: 0.45; cursor: not-allowed; }

.status-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 0.5rem 0.875rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* Agent chip + popovers (shared language with the support inbox) */
.popover-wrap { position: relative; flex-shrink: 0; }
.agent-chip {
  display: flex; align-items: center; gap: 0.55rem;
  background: var(--card); border: 1px solid var(--border); color: var(--text);
  padding: 0.35rem 0.6rem 0.35rem 0.35rem; border-radius: 10px; cursor: pointer;
  font-family: inherit; transition: all 0.15s;
}
.agent-chip:hover { border-color: var(--accent); }
.agent-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #8B5CF6); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.78rem; flex-shrink: 0;
}
.agent-info { display: flex; flex-direction: column; align-items: flex-start; gap: 0.1rem; }
.agent-name { font-size: 0.8rem; font-weight: 600; line-height: 1; }
.agent-role { font-size: 0.65rem; color: var(--text-secondary); line-height: 1; }

.popover {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 400;
  background: var(--card-raised); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0,0,0,.45);
  min-width: 190px; padding: 0.35rem; overflow: hidden;
}
.popover-item {
  display: flex; align-items: center; gap: 0.5rem; width: 100%; text-align: left;
  background: transparent; border: none; color: var(--text); font-family: inherit;
  font-size: 0.82rem; padding: 0.5rem 0.65rem; border-radius: 7px; cursor: pointer; transition: background 0.15s;
}
.popover-item:hover { background: var(--bg); }
.popover-item.danger { color: var(--danger); }

/* ---------- Layout ---------- */
.main-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width, 300px) 16px minmax(400px, 1fr);
  flex: 1;
  min-height: 0;
}

.col-resizer {
  position: relative;
  cursor: col-resize;
  background: transparent;
}
.col-resizer::after {
  content: '';
  position: absolute; top: 0; bottom: 0; left: 50%; width: 1px;
  background: var(--border);
  opacity: 0;
  transform: translateX(-50%);
}
.col-resizer.dragging::after { opacity: 1; background: var(--text-secondary); }
body.col-resizing { cursor: col-resize; }
body.col-resizing * { user-select: none; }

/* Sidebar */
.sidebar-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

.sidebar-tabs { display: flex; border-bottom: 1px solid var(--border); }
.sidebar-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  font-family: inherit;
}
.sidebar-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.sidebar-search { padding: 0.75rem; border-bottom: 1px solid var(--border); display: flex; gap: 0.5rem; }
.sidebar-search-wrap { position: relative; flex: 1; }
.sidebar-search-icon { position: absolute; left: 0.65rem; top: 50%; transform: translateY(-50%); color: var(--text-secondary); pointer-events: none; }
.sidebar-search input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem 0.5rem 2.05rem;
  color: var(--text);
  font-size: 0.85rem;
  outline: none;
  font-family: inherit;
}
.sidebar-search input:focus { border-color: var(--accent); }

.sidebar-filter-btn {
  background: var(--bg); border: 1px solid var(--border); color: var(--text-secondary);
  width: 34px; border-radius: 8px; cursor: pointer; flex-shrink: 0; font-size: 0.8rem;
  transition: all 0.15s; display: flex; align-items: center; justify-content: center;
}
.sidebar-filter-btn:hover, .sidebar-filter-btn.active { border-color: var(--warning); color: var(--warning); }

.sidebar-list { flex: 1; overflow-y: auto; padding: 0.5rem; }

.table-item {
  padding: 0.6rem 0.7rem;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 0.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}
.table-item:hover { background: var(--bg); }
.table-item-left { display: flex; align-items: center; gap: 0.4rem; min-width: 0; flex: 1; }
.table-name { font-size: 0.85rem; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.table-name.main { color: var(--accent-light); }
.table-count {
  font-size: 0.7rem;
  color: var(--text-secondary);
  background: var(--bg);
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  flex-shrink: 0;
}
.main-star { color: var(--warning); font-size: 0.7rem; flex-shrink: 0; }
.fav-star {
  background: none; border: none; cursor: pointer; color: var(--text-tertiary); font-size: 0.85rem;
  flex-shrink: 0; padding: 0.1rem; line-height: 1; transition: color 0.15s;
}
.fav-star:hover { color: var(--warning); }
.fav-star.active { color: var(--warning); }

.history-item {
  padding: 0.7rem 0.75rem;
  border-radius: 8px;
  margin-bottom: 0.4rem;
  background: var(--bg);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s;
}
.history-item:hover { border-color: var(--accent); }
.history-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.25rem; gap: 0.4rem; }
.history-op {
  font-size: 0.62rem;
  font-weight: 700;
  padding: 0.1rem 0.45rem;
  border-radius: 9999px;
  text-transform: uppercase;
  flex-shrink: 0;
}
.history-op.read { background: rgba(34,197,94,0.15); color: var(--success); }
.history-op.write { background: rgba(234,179,8,0.15); color: var(--warning); }
.history-op.dangerous { background: rgba(239,68,68,0.15); color: var(--danger); }
.history-time { font-size: 0.68rem; color: var(--text-tertiary); flex-shrink: 0; }
.history-msg { font-size: 0.8rem; color: var(--text); margin-bottom: 0.25rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.history-sql { font-size: 0.7rem; font-family: 'SF Mono', Consolas, monospace; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.history-fail { color: var(--danger); }
.history-rows { font-size: 0.66rem; color: var(--text-tertiary); margin-top: 0.15rem; }

.empty-hint { padding: 1.5rem; text-align: center; color: var(--text-secondary); font-size: 0.85rem; }

/* Chat panel */
.chat-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

.chat-toolbar {
  display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
  padding: 0.6rem 1rem; border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.chat-toolbar-left { display: flex; align-items: center; gap: 0.5rem; font-size: 0.78rem; color: var(--text-secondary); }
.chat-toolbar-left .mode-hint { font-weight: 600; }
.chat-toolbar-left .mode-hint[data-mode="read"] { color: var(--success); }
.chat-toolbar-left .mode-hint[data-mode="write"] { color: var(--warning); }
.chat-toolbar-left .mode-hint[data-mode="dangerous"] { color: var(--danger); }

.messages-area {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--bg);
}

.message { display: flex; gap: 0.75rem; max-width: 85%; animation: fadeIn 0.2s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

.message:not(.own) { align-self: flex-start; }
.message.own { align-self: flex-end; flex-direction: row-reverse; }

.message-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700; flex-shrink: 0; align-self: flex-end;
}
.message:not(.own) .message-avatar { background: linear-gradient(135deg, var(--accent), #8B5CF6); color: #fff; }
.message.own .message-avatar { background: var(--border); color: var(--text); }

.message-content {
  padding: 0.85rem 1rem;
  border-radius: 18px;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.message:not(.own) .message-content { background: var(--message-client); border-bottom-left-radius: 4px; }
.message.own .message-content { background: var(--message-own); color: white; border-bottom-right-radius: 4px; }

.message-text { font-size: 0.95rem; line-height: 1.45; }

.sql-block-wrap { position: relative; margin-top: 0.6rem; }
.sql-block {
  background: #0d0d0f;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem;
  padding-right: 2.4rem;
  font-family: 'SF Mono', Consolas, monospace;
  font-size: 0.8rem;
  color: #a5b4fc;
  overflow-x: auto;
  white-space: pre-wrap;
}
.sql-copy-btn {
  position: absolute; top: 0.5rem; right: 0.5rem;
  background: var(--card); border: 1px solid var(--border); color: var(--text-secondary);
  width: 26px; height: 26px; border-radius: 6px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: all 0.15s;
}
.sql-copy-btn:hover { border-color: var(--accent); color: var(--accent); }
.sql-copy-btn.copied { border-color: var(--success); color: var(--success); }

.exec-meta { display: flex; gap: 0.6rem; align-items: center; margin-top: 0.4rem; flex-wrap: wrap; }
.exec-badge {
  font-size: 0.68rem; color: var(--text-secondary); background: var(--bg);
  border: 1px solid var(--border); padding: 0.15rem 0.5rem; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 0.3rem;
}

.results-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 0.6rem; margin-top: 0.6rem; flex-wrap: wrap; }
.results-meta { font-size: 0.72rem; color: var(--text-secondary); }
.results-actions { display: flex; gap: 0.4rem; }
.mini-btn {
  background: var(--bg); border: 1px solid var(--border); color: var(--text-secondary);
  padding: 0.3rem 0.6rem; border-radius: 6px; font-size: 0.7rem; cursor: pointer;
  display: inline-flex; align-items: center; gap: 0.3rem; transition: all 0.15s; font-family: inherit;
}
.mini-btn:hover { border-color: var(--accent); color: var(--accent); }

.results-table-wrap { margin-top: 0.4rem; max-height: 320px; overflow: auto; border-radius: 8px; border: 1px solid var(--border); }
table.results-table { border-collapse: collapse; width: 100%; font-size: 0.78rem; }
table.results-table th, table.results-table td {
  padding: 0.45rem 0.65rem; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap;
}
table.results-table th {
  background: #0d0d0f; color: var(--text-secondary); position: sticky; top: 0; cursor: pointer;
  user-select: none;
}
table.results-table th:hover { color: var(--text); }
table.results-table th .sort-arrow { opacity: 0.5; margin-left: 0.25rem; font-size: 0.7rem; }
table.results-table th.sorted .sort-arrow { opacity: 1; color: var(--accent-light); }
table.results-table tr:hover td { background: rgba(99,102,241,0.06); }

.confirm-box {
  margin-top: 0.75rem;
  border-radius: 10px;
  padding: 0.85rem;
  border: 1px solid var(--warning);
  background: rgba(234,179,8,0.08);
}
.confirm-box.dangerous { border-color: var(--danger); background: var(--danger-glow); }
.confirm-title { font-size: 0.8rem; font-weight: 700; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.4rem; }
.confirm-box:not(.dangerous) .confirm-title { color: var(--warning); }
.confirm-box.dangerous .confirm-title { color: var(--danger); }
.confirm-actions { display: flex; gap: 0.5rem; margin-top: 0.75rem; }
.confirm-btn {
  flex: 1; padding: 0.55rem; border-radius: 8px; border: none; cursor: pointer;
  font-size: 0.82rem; font-weight: 600; transition: opacity 0.2s; font-family: inherit;
}
.confirm-btn:hover { opacity: 0.9; }
.confirm-btn.ok { background: var(--warning); color: #241c00; }
.confirm-box.dangerous .confirm-btn.ok { background: var(--danger); color: white; }
.confirm-btn.cancel { background: var(--border); color: var(--text); }
.confirm-resolved { font-size: 0.78rem; color: var(--text-secondary); margin-top: 0.5rem; font-style: italic; }

.error-box {
  margin-top: 0.6rem; background: var(--danger-glow); border: 1px solid var(--danger);
  color: var(--danger); border-radius: 8px; padding: 0.6rem 0.75rem; font-size: 0.82rem;
  display: flex; flex-direction: column; gap: 0.5rem;
}
.error-box .retry-btn {
  align-self: flex-start; background: transparent; border: 1px solid var(--danger); color: var(--danger);
  padding: 0.3rem 0.65rem; border-radius: 6px; font-size: 0.72rem; cursor: pointer; font-family: inherit;
}
.error-box .retry-btn:hover { background: var(--danger); color: #fff; }

.typing-indicator {
  display: flex; gap: 0.5rem; padding: 0.75rem 1rem; background: var(--message-client);
  border-radius: 18px; border-bottom-left-radius: 4px; align-self: flex-start; max-width: 80px;
}
.typing-dot { width: 8px; height: 8px; background: var(--text-secondary); border-radius: 50%; animation: typing 1.4s infinite; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-5px); } }

.input-area { padding: 1rem 1.5rem; border-top: 1px solid var(--border); background: var(--card); flex-shrink: 0; }
.input-container { display: flex; gap: 0.6rem; align-items: flex-end; }

.message-input {
  flex: 1; background: var(--bg); border: 1px solid var(--border); border-radius: 22px;
  padding: 0.7rem 1.1rem; color: var(--text); font-size: 0.95rem; resize: none; outline: none;
  min-height: 44px; max-height: 120px; font-family: inherit;
}
.message-input:focus { border-color: var(--accent); }
.message-input::placeholder { color: var(--text-secondary); }

.send-btn {
  background: var(--accent); color: white; border: none; padding: 0.7rem 1.35rem; border-radius: 22px;
  cursor: pointer; font-weight: 500; font-size: 0.9rem; transition: background 0.2s, opacity 0.2s;
  display: flex; align-items: center; gap: 0.5rem; font-family: inherit;
}
.send-btn:hover:not(:disabled) { background: var(--accent-hover); }
.send-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.input-hint { font-size: 0.66rem; color: var(--text-tertiary); margin-top: 0.4rem; }

.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  height: 100%; color: var(--text-secondary); text-align: center; padding: 2rem;
}
.empty-state svg { width: 56px; height: 56px; margin-bottom: 1rem; opacity: 0.5; }
.suggested-prompts { display: flex; gap: 0.5rem; flex-wrap: wrap; justify-content: center; margin-top: 1rem; max-width: 520px; }
.suggested-prompt {
  background: var(--card); border: 1px solid var(--border); color: var(--text-secondary);
  padding: 0.45rem 0.8rem; border-radius: 999px; font-size: 0.78rem; cursor: pointer; transition: all 0.15s;
  font-family: inherit;
}
.suggested-prompt:hover { border-color: var(--accent); color: var(--accent); }

/* Schema modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: none;
  align-items: center; justify-content: center; z-index: 50; padding: 2rem;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  width: 100%; max-width: 900px; max-height: 85vh; display: flex; flex-direction: column; overflow: hidden;
}
.modal-header { padding: 1rem 1.25rem; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-header h2 { font-size: 1.1rem; }
.modal-close { background: var(--border); border: none; color: var(--text); width: 32px; height: 32px; border-radius: 50%; cursor: pointer; font-size: 1rem; }
.modal-search { padding: 0.75rem 1.25rem; border-bottom: 1px solid var(--border); }
.modal-search input { width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 0.6rem 0.9rem; color: var(--text); outline: none; font-family: inherit; }
.modal-body { flex: 1; overflow-y: auto; padding: 1rem 1.25rem; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0.75rem; align-content: start; }

.table-view-area {
  flex: 1;
  display: none;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
  min-height: 0;
}
.table-view-area.open { display: flex; }

.table-view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--card);
  flex-wrap: wrap;
}
.table-view-header-left { display: flex; align-items: center; gap: 0.85rem; }
.table-view-title { font-weight: 600; font-size: 0.95rem; }
.table-view-info { font-size: 0.78rem; color: var(--text-secondary); }
.table-view-toolbar { display: flex; gap: 0.5rem; align-items: center; }
.table-view-toolbar select {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 0.4rem 0.6rem; border-radius: 6px; font-size: 0.8rem; outline: none; font-family: inherit;
}
.table-view-toolbar input {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 0.4rem 0.6rem; border-radius: 6px; font-size: 0.8rem; outline: none; font-family: inherit; width: 160px;
}
.table-view-toolbar input:focus, .table-view-toolbar select:focus { border-color: var(--accent); }
.table-view-body { flex: 1; overflow: auto; padding: 1rem 1.5rem; }
.schema-card { background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 0.85rem; }
.schema-card.main { border-color: var(--accent); }
.schema-card-title { font-weight: 700; font-size: 0.9rem; margin-bottom: 0.5rem; display: flex; align-items: center; justify-content: space-between; gap: 0.4rem; }
.schema-card-title-left { display: flex; align-items: center; gap: 0.4rem; }
.schema-use-btn {
  background: transparent; border: 1px solid var(--border); color: var(--text-secondary);
  font-size: 0.66rem; padding: 0.15rem 0.45rem; border-radius: 6px; cursor: pointer; transition: all 0.15s;
}
.schema-use-btn:hover { border-color: var(--accent); color: var(--accent); }
.schema-col { font-size: 0.75rem; color: var(--text-secondary); display: flex; justify-content: space-between; padding: 0.15rem 0; }
.schema-col-name { color: var(--text); }

@media (max-width: 900px) {
  .main-layout { grid-template-columns: 1fr; }
  .sidebar-panel, .col-resizer { display: none; }
  .stats-row { display: none; }
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }