* { box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; margin: 0; background: #f8f9fb; color: #222; }
main { max-width: 1100px; margin: 0 auto; padding: 2rem 1rem; }

.topnav { display: flex; gap: 1rem; padding: 0.75rem 1.5rem; background: #222; color: #fff; align-items: center; }
.topnav a { color: #fff; text-decoration: none; }
.topnav a.brand { font-weight: 600; margin-right: 1rem; }
.topnav .spacer { flex: 1; }
.user-menu { position: relative; }
.user-menu summary { cursor: pointer; list-style: none; }
.user-menu[open] .user-menu-body { position: absolute; right: 0; top: 100%; background: #fff; color: #222; padding: 0.75rem; border: 1px solid #ccc; border-radius: 4px; min-width: 180px; box-shadow: 0 4px 12px rgba(0,0,0,0.12); }
.user-menu .user-menu-sub { font-size: 0.8rem; color: #888; margin-bottom: 0.5rem; font-family: monospace; }
.muted { color: #888; font-weight: normal; font-size: 0.9em; }

.login-box { max-width: 400px; margin: 4rem auto; background: #fff; padding: 2rem; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.login-box h1 { margin-top: 0; }
.login-box label { display: block; margin-bottom: 1rem; }
.login-box input { width: 100%; padding: 0.5rem; font-size: 1rem; border: 1px solid #ccc; border-radius: 4px; }
.login-box button { width: 100%; padding: 0.75rem; font-size: 1rem; background: #0066cc; color: #fff; border: 0; border-radius: 4px; cursor: pointer; }
.form-error { color: #c00; background: #fee; padding: 0.5rem; border-radius: 4px; margin-bottom: 1rem; }

.flash { padding: 0.75rem 1rem; border-radius: 4px; margin-bottom: 1rem; }
.flash-info { background: #e3f2fd; color: #0d47a1; }
.flash-error { background: #ffebee; color: #b71c1c; }

.library-header { display: flex; gap: 1rem; align-items: center; margin-bottom: 1.5rem; }
.library-header h1 { margin: 0; flex: 1; }
.library-header .search { display: flex; gap: 0.25rem; }
.library-header .search input { padding: 0.5rem; border: 1px solid #ccc; border-radius: 4px; }
.library-header .search button { padding: 0.5rem 0.75rem; border: 1px solid #ccc; background: #fff; border-radius: 4px; cursor: pointer; }
.btn { padding: 0.5rem 1rem; border-radius: 4px; text-decoration: none; display: inline-block; }
.btn-primary { background: #0066cc; color: #fff; }
.btn-secondary { background: #fff; color: #0066cc; border: 1px solid #0066cc; }

.query-list { display: grid; gap: 1rem; }
.query-card { background: #fff; padding: 1rem 1.25rem; border-radius: 6px; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }
.query-card h3 { margin: 0 0 0.25rem; }
.query-card h3 a { color: #0066cc; text-decoration: none; }
.query-card .meta { font-size: 0.85rem; color: #666; margin-bottom: 0.5rem; }
.query-card .desc { margin: 0.5rem 0; color: #444; }
.query-card .tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.tag { background: #e3f2fd; color: #0d47a1; padding: 0.2rem 0.5rem; border-radius: 10px; font-size: 0.8rem; }

.pagination { margin-top: 2rem; text-align: center; }
.pagination a { color: #0066cc; text-decoration: none; margin: 0 0.5rem; }
.pagination span { margin: 0 1rem; color: #666; }
.filters { color: #666; margin-bottom: 1rem; }
.empty { color: #999; text-align: center; padding: 2rem; }

.detail-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.detail-header h1 { margin: 0; }
.detail .actions { display: flex; gap: 0.5rem; }
.btn-danger { background: #c00; color: #fff; border: 0; padding: 0.5rem 1rem; border-radius: 4px; cursor: pointer; }

.meta { color: #666; font-size: 0.9rem; margin-bottom: 0.5rem; }
.description { margin: 1rem 0; line-height: 1.6; }

.sql-actions { display: flex; gap: 0.5rem; align-items: center; margin: 1.5rem 0 0.5rem; }
.sql-actions button { padding: 0.5rem 1rem; border: 1px solid #ccc; background: #fff; border-radius: 4px; cursor: pointer; }

#sql-editor { width: 100%; min-height: 200px; font-family: monospace; }
.cm-editor { border: 1px solid #ccc; border-radius: 4px; min-height: 200px; }

#run-result { margin-top: 1.5rem; }
.htmx-indicator { display: none; color: #666; }
.htmx-request .htmx-indicator { display: inline; }

/* Run button loading state — button stays clickable-looking, shows spinner + "Running…" */
.btn-run { position: relative; min-width: 9rem; }
.btn-run .btn-label-busy { display: none; align-items: center; gap: 0.4rem; }
.btn-run.htmx-request .btn-label-idle { display: none; }
.btn-run.htmx-request .btn-label-busy { display: inline-flex; }
.btn-run[disabled] { opacity: 0.85; cursor: wait; }
.btn-run .spinner {
  display: inline-block;
  width: 0.9em; height: 0.9em;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: btn-spin 0.7s linear infinite;
  vertical-align: -2px;
}
@keyframes btn-spin { to { transform: rotate(360deg); } }

/* Fade the previous result while a new run is in-flight so user clearly sees activity. */
.htmx-request.run-result,
#run-result.htmx-request { opacity: 0.4; transition: opacity 0.15s ease; }

.run-meta { display: flex; gap: 1rem; align-items: center; margin-bottom: 0.5rem; color: #666; }
.run-error { background: #ffebee; color: #b71c1c; padding: 1rem; border-radius: 4px; font-family: monospace; white-space: pre-wrap; }
.run-table-wrap { overflow-x: auto; max-height: 500px; overflow-y: auto; }
.run-table { width: 100%; border-collapse: collapse; font-family: monospace; font-size: 0.9rem; }
.run-table th, .run-table td { border: 1px solid #ddd; padding: 0.4rem 0.6rem; text-align: left; white-space: nowrap; }
.run-table th { background: #f0f0f0; position: sticky; top: 0; }

.form-page { max-width: 800px; }
.form-page label { display: block; margin-bottom: 1rem; font-weight: 600; }
.form-page input, .form-page textarea { width: 100%; padding: 0.5rem; font-size: 1rem; border: 1px solid #ccc; border-radius: 4px; margin-top: 0.25rem; font-weight: normal; font-family: inherit; }
.form-page textarea { font-family: monospace; }
.form-actions { display: flex; gap: 0.5rem; justify-content: flex-end; margin-top: 1.5rem; }

/* Phase F: page title in brand */
.page-title-nav { opacity: 0.6; font-weight: normal; margin-left: 6px; }
.topnav .brand strong { margin-right: 2px; }