:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --border: #e3e5e8;
  --text: #1f2328;
  --text-muted: #6b7280;
  --accent: #2f6f5e;
  --accent-hover: #24564a;
  --danger: #b3261e;
  --danger-bg: #fdecea;
  --success: #1e7e34;
  --success-bg: #e9f7ef;
  --warning: #8a6100;
  --warning-bg: #fff6e0;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
}

* { box-sizing: border-box; }

/* Author rules that set `display` on an element (e.g. .results-area's
   `display: grid`) otherwise win over the UA stylesheet's `[hidden] {
   display: none}`, since both have equal specificity and this rule loads
   later - making `hidden` silently do nothing. Force it to always work. */
[hidden] { display: none !important; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: -2px;
  flex: none;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ---- top bar ---- */

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  max-width: 1800px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text);
}

.tabs { display: flex; gap: 4px; flex: 1; }

.tab {
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.tab:hover { background: #f4f5f6; color: var(--text); }

.tab.active { background: #eaf3f0; color: var(--accent); font-weight: 600; }

.account { display: flex; align-items: center; gap: 12px; font-size: 0.9rem; }

.rebuild-button {
  padding: 6px 10px;
  border-color: var(--border);
  background: #fff;
  color: var(--text);
  font-size: 0.82rem;
  white-space: nowrap;
}

.rebuild-button:hover:not(:disabled) { background: #f4f5f6; }
.rebuild-button:disabled { color: var(--text-muted); cursor: wait; opacity: 0.72; }

.rebuild-status {
  max-width: 150px;
  color: var(--text-muted);
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rebuild-status.info { color: #3730a3; }
.rebuild-status.success { color: var(--success); }
.rebuild-status.error { color: var(--danger); }

.username { color: var(--text-muted); }

.logout {
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.15s ease;
}
.logout:hover { text-decoration: underline; opacity: 0.8; }

/* ---- layout ---- */

.page {
  max-width: 1800px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  animation: fadeSlideIn 0.35s ease-out;
}

h1, h2, h3 { margin-top: 0; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.05rem; color: var(--text); }

.hint { color: var(--text-muted); font-size: 0.92rem; }

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

.section-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex: none;
  background: #eaf3f0;
  color: var(--accent);
  border-radius: 9px;
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.catalog-count {
  background: #f1f2f4;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---- form controls ---- */

.field-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 18px 0;
  flex-wrap: wrap;
}

.options-row { margin-top: 4px; }

label { font-size: 0.9rem; color: var(--text); }

input[type="text"], input[type="password"], input[type="number"], select {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 0.95rem;
  color: var(--text);
  background: #fff;
  font-family: inherit;
}

input[type="text"]:focus, input[type="password"]:focus, input[type="number"]:focus, select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* Number inputs otherwise get browser-default spinner arrows and chrome
   that make them look inconsistent with the text inputs beside them. */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
}

button {
  font-family: inherit;
  font-size: 0.92rem;
  border-radius: 8px;
  padding: 9px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease,
    transform 0.1s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}

button:active:not(:disabled) { transform: scale(0.97); }

button.primary { background: var(--accent); color: #fff; }
button.primary:hover:not(:disabled) { background: var(--accent-hover); box-shadow: 0 2px 8px rgba(47, 111, 94, 0.25); }
button.primary:disabled { background: #b9c7c2; cursor: not-allowed; }

button.secondary { background: #fff; border-color: var(--border); color: var(--text); }
button.secondary:hover:not(:disabled) { background: #f4f5f6; }
button.secondary:disabled { color: var(--text-muted); cursor: not-allowed; }

.file-button {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 16px;
  cursor: pointer;
  font-size: 0.92rem;
  transition: background-color 0.15s ease, transform 0.1s ease;
}
.file-button:hover { background: #f4f5f6; }
.file-button:active { transform: scale(0.97); }

.file-name { color: var(--text-muted); font-size: 0.9rem; }

/* ---- status banners ---- */

.status {
  padding: 12px 16px;
  border-radius: 8px;
  margin: 16px 0;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.status:not([hidden]) { animation: fadeSlideIn 0.25s ease-out; }
.status.info { background: #eef2ff; color: #3730a3; }
.status.success { background: var(--success-bg); color: var(--success); }
.status.error { background: var(--danger-bg); color: var(--danger); }
.warning { background: var(--warning-bg); color: var(--warning); padding: 10px 14px; border-radius: 8px; }

/* ---- add lace editor ---- */

.editor-area { margin-top: 12px; }
.editor-area:not([hidden]) { animation: fadeSlideIn 0.4s ease-out; }

.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.editor-help { color: var(--text-muted); font-size: 0.85rem; }

.editor-layout {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
  margin: 18px 0;
}

.editor-panel {
  /* Hug the canvas's own (JS-computed) width; don't stretch to fill the
     row, or a big dead gap opens up between it and the preview panel. */
  flex: 0 1 auto;
  min-width: 240px;
}

.preview-panel {
  flex: 0 1 auto;
  min-width: 200px;
}

.editor-canvas-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fafafa;
  display: inline-block;
  max-width: 100%;
  overflow: auto;
}

#editor-canvas { display: block; cursor: crosshair; touch-action: none; }

.checkerboard {
  background-image: linear-gradient(45deg, #eee 25%, transparent 25%),
    linear-gradient(-45deg, #eee 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #eee 75%),
    linear-gradient(-45deg, transparent 75%, #eee 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  background-color: #fafafa;
}

.preview-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
  min-height: 160px;
}

.preview-box img, .preview-box canvas { max-width: 100%; max-height: 420px; display: block; }

.preview-box img {
  opacity: 0;
  transition: opacity 0.3s ease;
}
.preview-box img.loaded { opacity: 1; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin: 18px 0;
}

.form-grid input { width: 100%; }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
}

/* ---- match results ---- */

.results-area {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 28px;
  margin-top: 20px;
}

.results-area:not([hidden]) { animation: fadeSlideIn 0.4s ease-out; }

@media (max-width: 800px) {
  .results-area { grid-template-columns: 1fr; }
}

.match-card {
  display: flex;
  gap: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 14px;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
  animation: fadeSlideIn 0.3s ease-out backwards;
}

.match-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.match-card img {
  width: 110px;
  height: 110px;
  object-fit: contain;
  background: #f5f5f5;
  border-radius: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.match-card img.loaded { opacity: 1; }

.match-info { flex: 1; }

.match-title { font-weight: 600; margin-bottom: 4px; }

.match-price { color: var(--accent); font-weight: 600; font-size: 0.92rem; margin-bottom: 6px; }

.confidence { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 0.8rem; margin-bottom: 8px; }
.confidence.high { background: var(--success-bg); color: var(--success); }
.confidence.medium { background: #eef2ff; color: #3730a3; }
.confidence.low { background: var(--warning-bg); color: var(--warning); }
.confidence.unverified { background: #f1f2f4; color: var(--text-muted); }

/* ---- catalog browse grid ---- */

.catalog-section { margin-top: 28px; }

.catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
}

.catalog-tile {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
  animation: fadeSlideIn 0.3s ease-out backwards;
}

.catalog-tile:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.catalog-thumb {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.catalog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.catalog-thumb img.loaded { opacity: 1; }

.catalog-tile-body { padding: 10px 12px; }

.catalog-tile-title {
  font-weight: 600;
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.catalog-tile-name {
  color: var(--text-muted);
  font-size: 0.78rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.catalog-tile-price {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.8rem;
  margin-top: 2px;
}

.tile-delete-button {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.76rem;
  padding: 4px 0 0;
  margin-top: 4px;
  cursor: pointer;
  text-decoration: underline;
}
.tile-delete-button:hover:not(:disabled) { color: var(--danger); }
.tile-delete-button:disabled { cursor: default; opacity: 0.6; }

/* ---- login ---- */

.login-body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fafbfb;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.login-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 36px 32px;
  width: 320px;
}

.login-card h1 { font-size: 1.2rem; margin-bottom: 4px; }
.login-card .subtitle { color: var(--text-muted); margin-top: 0; margin-bottom: 20px; font-size: 0.9rem; }

.login-card form { display: flex; flex-direction: column; gap: 6px; }
.login-card label { margin-top: 10px; }
.login-card input { width: 100%; margin-bottom: 4px; }
.login-card button { margin-top: 18px; width: 100%; }

.login-card .error {
  background: var(--danger-bg);
  color: var(--danger);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.88rem;
}