:root {
  --bg: #faf8f3;
  --card: #ffffff;
  --ink: #1f2330;
  --muted: #6b7280;
  --accent: #f5c518;
  --accent-dark: #caa012;
  --border: #e7e4dc;
  --err: #c0392b;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

.muted { color: var(--muted); font-size: 0.9rem; }
.error { color: var(--err); font-size: 0.9rem; }

/* ---------- login ---------- */
.login-body {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 50% -100px, #fff1b8 0%, transparent 60%), var(--bg);
}
.login-card {
  background: var(--card);
  padding: 40px 36px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  width: 380px;
  max-width: calc(100vw - 32px);
  text-align: center;
  border: 1px solid var(--border);
}
.login-card .logo { font-size: 48px; }
.login-card h1 { margin: 8px 0 4px; font-size: 28px; letter-spacing: -0.02em; }
.login-card .tag { color: var(--muted); margin-top: 0; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-weight: 500;
  text-decoration: none;
  transition: transform 0.05s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { box-shadow: var(--shadow); }
.btn:active { transform: translateY(1px); }
.btn-google { width: 100%; justify-content: center; margin-top: 18px; padding: 12px; }
.btn-primary { background: var(--accent); border-color: var(--accent-dark); color: #2b2200; font-weight: 600; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-ghost { background: transparent; }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; }

/* ---------- app ---------- */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap;
  gap: 10px 20px;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; letter-spacing: -0.01em; min-width: 0; }
.brand .logo { margin-right: 6px; }
.user {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.9rem; color: var(--muted);
  min-width: 0; flex-wrap: wrap; row-gap: 4px;
}
.user img { width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0; }
.user span {
  max-width: 240px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.app {
  display: grid;
  grid-template-columns: minmax(320px, 480px) minmax(0, 1fr);
  gap: 24px;
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
}
@media (max-width: 900px) { .app { grid-template-columns: minmax(0, 1fr); } }

.pane {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow);
  min-width: 0;
}
.pane label { display: block; margin-bottom: 4px; }
textarea {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  padding: 12px 14px;
  font: inherit;
  resize: vertical;
  background: #fffdf7;
}
textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; }
.row { display: flex; gap: 12px; align-items: center; margin-top: 14px; flex-wrap: wrap; }
.controls { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px 12px; margin-top: 14px; }
.controls .field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.controls .field.full { grid-column: 1 / -1; }
.controls .field label { font-size: 0.85rem; color: var(--muted); margin: 0; }
.controls select { width: 100%; }
@media (max-width: 520px) { .controls { grid-template-columns: minmax(0, 1fr); } }
select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  font: inherit;
  max-width: 100%;
}
.status { margin-top: 10px; font-size: 0.9rem; word-break: break-word; }
.status.error { color: var(--err); }

.output-pane { display: flex; flex-direction: column; gap: 16px; min-height: 400px; }
.empty { color: var(--muted); text-align: center; padding: 80px 20px; border: 2px dashed var(--border); border-radius: 12px; }

/* ---------- progress ---------- */
.progress { display: flex; flex-direction: column; gap: 8px; }
.progress-label { font-size: 0.9rem; color: var(--ink); font-weight: 500; }
.progress-bar {
  width: 100%; height: 8px;
  background: var(--border); border-radius: 999px; overflow: hidden;
}
.progress-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-dark) 100%);
  transition: width 0.4s ease;
}
.progress-steps { display: flex; gap: 8px; flex-wrap: wrap; font-size: 0.8rem; }
.progress-step {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px;
  background: #f4f1ea; color: var(--muted);
  border: 1px solid var(--border);
}
.progress-step .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
}
.progress-step.active { background: #fff8dc; color: var(--ink); border-color: var(--accent-dark); }
.progress-step.active .dot { background: var(--accent-dark); animation: pulse 1.2s ease-in-out infinite; }
.progress-step.done { background: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.progress-step.done .dot { background: #10b981; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.8); } }

/* ---------- placeholder cards (pre-arrival) ---------- */
.grid .card.pending {
  border-style: dashed;
  cursor: default;
  min-height: 200px;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); font-size: 0.9rem;
  text-align: center;
  padding: 20px;
}
.grid .card.pending:hover { border-color: var(--border); }
.grid .card .iter-spinner {
  width: 22px; height: 22px;
  border: 3px solid var(--border);
  border-top-color: var(--accent-dark);
  border-radius: 50%;
  margin: 0 auto 8px;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.grid .card .critique-loading { font-style: italic; color: var(--muted); font-size: 0.8rem; padding: 6px 0; border-top: 1px solid var(--border); margin-top: 6px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.grid .card {
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 8px;
  background: #fff;
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.05s ease;
  display: flex; flex-direction: column; gap: 6px;
  min-width: 0;
}
.grid .card:hover { border-color: var(--accent); }
.grid .card.selected { border-color: var(--accent-dark); box-shadow: 0 0 0 3px rgba(245,197,24,0.25); }
.grid .card img { width: 100%; border-radius: 8px; display: block; background: #fff; }
.grid .card .tag { font-size: 0.8rem; color: var(--muted); display: flex; justify-content: space-between; align-items: baseline; gap: 6px; }
.grid .card .tag .pick { color: var(--accent-dark); font-weight: 600; }
.grid .card .critique {
  font-size: 0.8rem; color: #374151;
  max-height: 120px; overflow-y: auto;
  border-top: 1px solid var(--border); padding-top: 6px;
  white-space: pre-wrap; word-break: break-word;
}
.grid .card.selected .critique { max-height: 240px; }

.field-inline { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; }

/* ---------- color theme picker ---------- */
.color-themes-field { margin-top: 14px; }
.color-themes-field > label { font-size: 0.85rem; color: var(--muted); margin: 0 0 6px; display: block; }
.color-theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 8px;
}
.color-chip {
  display: flex; flex-direction: column; gap: 4px;
  padding: 6px; border: 2px solid var(--border); border-radius: 10px;
  background: #fff; cursor: pointer;
  transition: border-color 0.1s ease, transform 0.05s ease;
  min-width: 0;
}
.color-chip:hover { border-color: var(--accent); }
.color-chip.selected { border-color: var(--accent-dark); box-shadow: 0 0 0 2px rgba(245,197,24,0.25); }
.color-chip .swatch {
  display: flex; height: 22px; border-radius: 6px; overflow: hidden;
  background: repeating-conic-gradient(#e7e4dc 0% 25%, #f4f1ea 0% 50%) 0 / 10px 10px;
}
.color-chip .swatch span { flex: 1 1 auto; }
.color-chip .label {
  font-size: 0.78rem; color: var(--ink); text-align: center;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.color-chip.default .swatch { background: linear-gradient(135deg, #faf8f3, #fff1b8); }

/* ---------- canvas editor ---------- */
.editor { border-top: 1px solid var(--border); padding-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.editor-top h3 { margin: 0 0 4px; font-size: 1rem; }
.editor-top p { margin: 0; }

.editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 16px;
  align-items: start;
}
@media (max-width: 900px) { .editor-layout { grid-template-columns: minmax(0, 1fr); } }

.editor-canvas-wrap {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fafafa;
  overflow: auto;
  min-height: 200px;
  padding: 8px;
}
/* Fabric manages canvas width/height inline — do not override */

.editor-controls {
  display: flex; flex-direction: column; gap: 12px;
  min-width: 0;
}
.ctrl-group {
  display: flex; flex-direction: column; gap: 8px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}
.ctrl-group input[type="text"] {
  width: 100%; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: 8px;
  font: inherit;
}
.ctrl-row { display: flex; align-items: center; gap: 8px; }
.ctrl-row label { margin: 0; flex-shrink: 0; }
.ctrl-row input[type="range"] { flex: 1 1 auto; min-width: 0; }
.ctrl-row input[type="color"] { width: 36px; height: 28px; padding: 0; border: 1px solid var(--border); border-radius: 6px; background: #fff; }
.ctrl-row input[type="file"] { flex: 1 1 auto; min-width: 0; font-size: 0.8rem; }
.font-select { flex: 1 1 auto; min-width: 0; max-width: 100%; }
.small { font-size: 0.82rem; color: var(--muted); }
.num { min-width: 32px; text-align: right; font-variant-numeric: tabular-nums; }
.btn-tiny { padding: 4px 10px; font-size: 0.8rem; }
.backup-row { margin-top: 8px; gap: 6px; align-items: center; }
.backup-row .small { flex-shrink: 0; }
.backup-hint { margin: 6px 0 0; line-height: 1.35; }
.backup-hint code { background: #f4f1ea; padding: 1px 5px; border-radius: 4px; font-size: 0.8rem; }

.type-toggles { display: inline-flex; gap: 4px; margin-left: 8px; }
.type-btn {
  width: 28px; height: 28px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ink);
  transition: background 0.1s ease, border-color 0.1s ease;
}
.type-btn:hover { border-color: var(--accent-dark); }
.type-btn.active { background: var(--accent); border-color: var(--accent-dark); color: #2b2200; }

.ctrl-actions {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  padding: 12px;
  border-radius: 10px;
  background: var(--card);
  border: 1px dashed var(--border);
}
.ctrl-actions #meta { flex: 1 1 100%; }