:root {
  --primary: #2A9D8F;
  --primary-dark: #238B7E;
  --primary-light: #E6F5F3;
  --accent: #264653;
  --bg: #f7f9fb;
  --card: #ffffff;
  --text: #264653;
  --text-light: #6b7f8d;
  --border: #e0e7ec;
  --radius: 10px;
  --danger: #ef4444;
  --danger-dark: #dc2626;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); }

/* Header */
.header { background: var(--card); border-bottom: 2px solid var(--primary); padding: 14px 32px; display: flex; align-items: center; gap: 14px; }
.header img { height: 36px; }
.header .brand { font-size: 0.85rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); }
.header .divider { width: 1px; height: 24px; background: var(--border); }
.header .title { font-size: 0.95rem; font-weight: 500; color: var(--text-light); }
.header .spacer { flex: 1; }
.header .logout-form { display: inline; }
.header .logout-btn { background: none; border: 1px solid var(--border); border-radius: 6px; padding: 6px 14px; font-size: 0.8rem; color: var(--text-light); cursor: pointer; text-decoration: none; }
.header .logout-btn:hover { border-color: var(--primary); color: var(--primary); }

.container { max-width: 1440px; margin: 32px auto; padding: 0 32px; }

/* Cards */
.card { background: var(--card); border-radius: var(--radius); padding: 24px; margin-bottom: 24px; box-shadow: 0 1px 3px rgba(0,0,0,0.08); }
.card h2 { font-size: 1rem; font-weight: 600; margin-bottom: 16px; color: var(--accent); }

/* Upload */
.upload-zone { border: 2px dashed var(--border); border-radius: var(--radius); padding: 48px 40px; text-align: center; cursor: pointer; transition: border-color 0.2s, background 0.2s; }
.upload-zone:hover, .upload-zone.dragover { border-color: var(--primary); background: var(--primary-light); }
.upload-zone p { color: var(--text-light); font-size: 0.9rem; margin-bottom: 6px; }
.upload-zone .filetypes { font-size: 0.8rem; color: #9aafbb; }
.upload-zone input[type=file] { display: none; }

/* Upload queue form — shown once files are queued via Alpine x-show. */
.upload-form { margin-top: 14px; }
.upload-form-actions { margin-top: 14px; display: flex; gap: 10px; }

/* Upload queue table */
.upload-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; table-layout: fixed; }
.upload-table thead th { text-align: left; padding: 10px 12px; border-bottom: 2px solid var(--border); color: var(--text-light); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.5px; white-space: nowrap; }
.upload-table th.col-size { width: 90px; }
.upload-table th.col-actions { width: 140px; text-align: center; }
.upload-table td { padding: 10px 12px; border-bottom: 1px solid #f0f3f5; vertical-align: middle; }
.upload-table tr:last-child td { border-bottom: none; }
.upload-table .file-name { font-weight: 600; word-break: break-word; }
.upload-table .file-size { color: var(--text-light); font-variant-numeric: tabular-nums; white-space: nowrap; }
.upload-table .file-actions { text-align: center; white-space: nowrap; }
.upload-table .file-status-label { margin-left: 6px; color: var(--text-light); font-size: 0.85rem; }

/* Icon-only buttons */
.icon-btn { background: none; border: none; width: 28px; height: 28px; padding: 0; border-radius: 6px; cursor: pointer; color: var(--text-light); display: inline-flex; align-items: center; justify-content: center; font-size: 1.1rem; line-height: 1; transition: background 0.2s, color 0.2s; }
.icon-btn:hover { background: var(--bg); color: var(--text); }
.icon-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.icon-btn-danger { background: var(--danger); color: #fff; }
.icon-btn-danger:hover { background: var(--danger-dark); color: #fff; }

/* Upload result indicators */
.file-status-ok { color: var(--primary); font-weight: 700; font-size: 1.15rem; }
.file-status-err { color: var(--danger); font-weight: 700; font-size: 1.15rem; }

/* Per-file error lines in the top status banner. */
.status-details { margin: 8px 0 0; padding-left: 20px; font-size: 0.85rem; }
.status-details li { margin: 2px 0; }
.status-details strong { font-weight: 600; }

/* Buttons */
.btn { padding: 10px 24px; background: var(--primary); color: white; border: none; border-radius: 6px; cursor: pointer; font-size: 0.9rem; transition: background 0.2s; }
.btn:hover { background: var(--primary-dark); }
.btn:disabled { background: var(--border); cursor: not-allowed; color: var(--text-light); }
.btn-sm { padding: 6px 14px; font-size: 0.85rem; }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: var(--danger-dark); }
.btn-outline { background: none; border: 1px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); }
.btn-outline:disabled { background: none; border-color: var(--border); color: var(--text-light); cursor: not-allowed; }

/* Table */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-wrap table { min-width: 720px; /* keep columns readable; wrap scrolls horizontally */ }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th { text-align: left; padding: 10px 12px; border-bottom: 2px solid var(--border); color: var(--text-light); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.5px; white-space: nowrap; }
td { padding: 12px; border-bottom: 1px solid #f0f3f5; word-break: break-word; vertical-align: middle; }
tr:hover td { background: var(--bg); }
td code { font-size: 0.85rem; color: var(--accent); background: var(--bg); padding: 2px 6px; border-radius: 4px; }
.actions { display: flex; gap: 6px; }
.actions .btn { white-space: nowrap; }
.empty-row td { text-align: center; color: var(--text-light); padding: 48px; }
.chunk-badge { display: inline-block; white-space: nowrap; background: var(--primary-light); color: var(--primary-dark); padding: 3px 10px; border-radius: 10px; font-size: 0.8rem; font-weight: 500; }
.pipeline-badge { display: inline-block; position: relative; white-space: nowrap; padding: 3px 10px; border-radius: 10px; font-size: 0.75rem; font-weight: 500; cursor: help; }
.pipeline-current { background: #e6f4ea; color: #137333; }
.pipeline-outdated { background: #fef2cc; color: #b06000; }
.pipeline-mixed { background: #fce8e6; color: #c5221f; }
.pipeline-unknown { background: var(--bg); color: var(--text-light); }
.pipeline-badge[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #2b2b2b;
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.4;
  white-space: normal;
  width: max-content;
  max-width: 320px;
  text-align: left;
  z-index: 100;
  pointer-events: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
.pipeline-badge[data-tooltip]:hover::before {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: #2b2b2b;
  z-index: 100;
  pointer-events: none;
}

/* Column headers: sortable title + filter icon + anchored popover */
th.col-head { position: relative; cursor: pointer; user-select: none; white-space: nowrap; font-size: 0; /* kills whitespace between inline children */ }
th.col-head .col-title { font-size: 0.75rem; letter-spacing: 0.5px; text-transform: uppercase; vertical-align: middle; }
th.col-head .col-title:hover { color: var(--accent); }
th .sort-arrow { display: inline-block; color: var(--primary-dark); font-size: 0.7rem; margin-left: 4px; min-width: 0; vertical-align: middle; }
th .sort-arrow:empty { margin: 0; }

/* Filter icon — inline SVG stays crisp; colour via currentColor */
.filter-btn { background: none; border: none; cursor: pointer; padding: 0; margin-left: 4px; vertical-align: middle; width: 16px; height: 16px; display: inline-flex; align-items: center; justify-content: center; color: var(--text-light); opacity: 0.55; transition: opacity 0.15s, color 0.15s; line-height: 0; }
.filter-btn svg { width: 12px; height: 12px; display: block; fill: currentColor; }
.filter-btn:hover { opacity: 1; color: var(--accent); }
.col-head.filter-active .filter-btn { opacity: 1; color: var(--primary-dark); }

/* Popover anchored under the TH. position: fixed + JS-computed top/left
   so it escapes the .table-wrap's overflow clipping on narrow viewports.
   Alpine x-show toggles ``display`` via inline style (hidden by default
   because of [x-cloak] below until Alpine boots). */
.filter-popover { position: fixed; top: 0; left: 0; z-index: 40; background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 12px; min-width: 220px; max-width: calc(100vw - 16px); box-shadow: 0 4px 12px rgba(38,70,83,0.12); text-transform: none; letter-spacing: 0; font-weight: 400; }
.filter-popover label { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-light); font-weight: 600; margin-bottom: 6px; }
.filter-popover input { width: 100%; padding: 6px 10px; border: 1px solid var(--border); border-radius: 4px; font-size: 0.85rem; color: var(--text); background: var(--card); font-family: inherit; }
.filter-popover input:focus { outline: none; border-color: var(--primary); }
.filter-popover .filter-range { display: flex; gap: 6px; }
.filter-popover .filter-range input { width: 50%; }
.filter-popover-actions { display: flex; gap: 6px; margin-top: 12px; justify-content: flex-end; }
.filter-popover-actions .btn { font-size: 0.8rem; padding: 4px 10px; }

/* Pagination footer: summary left, page controls centered, page-size right */
.pager { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 10px; margin-top: 16px; font-size: 0.85rem; color: var(--text-light); }
.pager .pager-summary { justify-self: start; min-width: 0; }
.pager .pager-controls { justify-self: center; display: flex; align-items: center; gap: 6px; }
.pager .pager-controls button { background: var(--card); border: 1px solid var(--border); border-radius: 6px; padding: 5px 10px; font-size: 0.85rem; cursor: pointer; color: var(--text); min-width: 32px; }
.pager .pager-controls button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary-dark); }
.pager .pager-controls button:disabled { color: var(--text-light); cursor: not-allowed; background: var(--bg); }
.pager .pager-controls button.current { background: var(--primary); color: white; border-color: var(--primary); }
.pager .pager-controls .ellipsis { padding: 0 4px; color: var(--text-light); }
.pager .pager-size { justify-self: end; }
.pager .pager-size select { padding: 5px 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 0.85rem; color: var(--text); background: var(--card); margin-left: 6px; }

/* Status messages */
.status { position: relative; padding: 12px 44px 12px 16px; border-radius: 8px; margin-bottom: 20px; font-size: 0.9rem; display: none; border: 1px solid transparent; }
.status.ok { background: #ecfdf5; color: #065f46; border-color: var(--primary); display: block; }
.status.err { background: #fef2f2; color: #991b1b; border-color: var(--danger); display: block; }
.status-dismiss { position: absolute; top: 6px; right: 8px; width: 28px; height: 28px; padding: 0; border: none; background: transparent; color: inherit; opacity: 0.6; font-size: 1.2rem; line-height: 1; cursor: pointer; border-radius: 4px; display: inline-flex; align-items: center; justify-content: center; }
.status-dismiss:hover { opacity: 1; background: rgba(0, 0, 0, 0.05); }
.status-dismiss:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; opacity: 1; }

/* Modal */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(38,70,83,0.4); z-index: 100; justify-content: center; align-items: center; }
.modal-overlay.active { display: flex; }
.modal { background: var(--card); border-radius: var(--radius); width: 90%; max-width: 720px; max-height: 80vh; display: flex; flex-direction: column; }
.modal-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-header h3 { font-size: 0.95rem; color: var(--accent); }
.modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--text-light); padding: 4px 8px; }
.modal-close:hover { color: var(--accent); }
.modal-body { padding: 20px; overflow-y: auto; flex: 1; }
.modal-body pre { white-space: pre-wrap; word-wrap: break-word; font-size: 0.85rem; line-height: 1.7; font-family: inherit; color: var(--text); }
.modal-sm { max-width: 460px; }
.modal-footer { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }
.confirm-details { margin-top: 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; font-size: 0.85rem; }
.confirm-details .confirm-row { margin-bottom: 8px; }
.confirm-details .confirm-row:last-child { margin-bottom: 0; }
.confirm-details dt { color: var(--text-light); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 2px; }
.confirm-details dd { color: var(--text); word-break: break-all; margin: 0; }

/* Chunk preview */
.chunk-list { display: flex; flex-direction: column; gap: 14px; }
.chunk-card { border: 1px solid var(--border); border-radius: 8px; background: var(--bg); overflow: hidden; }
.chunk-card-header { padding: 8px 14px; background: var(--card); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; font-size: 0.8rem; color: var(--text-light); }
.chunk-card-header .chunk-num { font-weight: 600; color: var(--primary-dark); letter-spacing: 0.3px; }
.chunk-card-header .chunk-meta { font-size: 0.75rem; }
.chunk-section { padding: 6px 14px; background: var(--card); border-bottom: 1px solid var(--border); font-size: 0.75rem; color: var(--text-light); font-style: italic; }
.chunk-card-body { padding: 14px 16px; font-size: 0.85rem; line-height: 1.7; color: var(--text); white-space: pre-wrap; word-wrap: break-word; }
.chunk-empty { text-align: center; padding: 40px; color: var(--text-light); font-size: 0.9rem; }

/* Query */
.query-row { display: flex; gap: 10px; align-items: center; }
.query-row input { flex: 1; padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 0.85rem; color: var(--text); }
.query-row input:focus { outline: none; border-color: var(--primary); }
.query-results { margin-top: 16px; }
.query-result { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 14px; margin-bottom: 10px; font-size: 0.85rem; line-height: 1.6; }
.query-result .score { font-size: 0.8rem; color: var(--primary-dark); font-weight: 600; margin-bottom: 6px; }
.query-result .source { font-size: 0.75rem; color: var(--text-light); margin-top: 8px; }
.query-error { padding: 14px; background: #fef2f2; color: #991b1b; border: 1px solid var(--danger); border-radius: 8px; font-size: 0.85rem; }
.query-empty { padding: 16px; color: var(--text-light); font-size: 0.9rem; text-align: center; }

/* Spinner */
.spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: middle; margin-right: 6px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.footer { text-align: center; padding: 20px 16px 28px; font-size: 0.75rem; color: var(--text-light); letter-spacing: 0.2px; }

/* Login */
.login-container { max-width: 420px; margin: 120px auto; padding: 0 32px; }
.login-container .card { text-align: center; }
.login-container img { height: 48px; margin-bottom: 16px; }
.login-container h1 { font-size: 1.1rem; font-weight: 600; color: var(--accent); margin-bottom: 8px; }
.login-container p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 20px; }
.token-input { width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: 6px; font-size: 0.9rem; font-family: monospace; color: var(--text); }
.token-input:focus { outline: none; border-color: var(--primary); }
.login-btn { width: 100%; margin-top: 12px; }
.error { color: var(--danger); font-size: 0.85rem; margin-top: 12px; }

/* Action buttons stack vertically once the table gets squeezed, so the
 * labels never break mid-word. On wider viewports they sit side by side. */
@media (max-width: 1100px) {
  .actions { flex-direction: column; align-items: stretch; }
  .actions .btn { width: 100%; }
}

/* Narrow viewport tweaks */
@media (max-width: 720px) {
  .container { padding: 0 16px; margin: 20px auto; }
  .header { padding: 12px 16px; gap: 10px; }
  .card { padding: 18px; }
  th, td { padding: 10px 8px; }
  .pager { grid-template-columns: 1fr; gap: 8px; }
  .pager .pager-summary,
  .pager .pager-controls,
  .pager .pager-size { justify-self: center; }
}

[x-cloak] { display: none !important; }

.col-sort-btn {
  background: none; border: none; padding: 0; margin: 0;
  cursor: pointer; color: inherit; font: inherit;
  display: inline-flex; align-items: center; vertical-align: middle;
}
.col-sort-btn:hover .col-title { color: var(--accent); }
.col-sort-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 2px; }

.htmx-indicator { display: none; }
.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator { display: inline-block; }