:root {
  --bg: #f4f2ee;
  --surface: #ffffff;
  --surface-2: #f9f8f5;
  --text: #1d1b18;
  --muted: #6b665e;
  --border: #e2ddd4;
  --accent: #b4441f;
  --accent-text: #ffffff;
  --official: #2f5d8a;
  --mpc: #6b3fa0;
  --upload: #2f7a4f;
  --warn: #8a5a00;
  --error: #a3261b;
  --shadow: 0 1px 2px rgb(0 0 0 / 6%), 0 4px 16px rgb(0 0 0 / 6%);
  --radius: 10px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171614;
    --surface: #211f1c;
    --surface-2: #2a2824;
    --text: #ece8e1;
    --muted: #a39d93;
    --border: #3a3732;
    --accent: #e0693f;
    --accent-text: #1a0f0a;
    --official: #7fb0e0;
    --mpc: #b996e6;
    --upload: #7fcf9f;
    --warn: #e0b45c;
    --error: #f08a7e;
    --shadow: 0 1px 2px rgb(0 0 0 / 30%), 0 4px 16px rgb(0 0 0 / 30%);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: 96px;
}

h1, h2, h3 { margin: 0; line-height: 1.2; }
.muted { color: var(--muted); }

.topbar {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.topbar h1 { font-size: 20px; letter-spacing: -0.01em; }
.tagline { margin: 0; color: var(--muted); }

.layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 20px;
  padding: 20px 24px;
  align-items: start;
}

.sidebar { display: grid; gap: 14px; position: sticky; top: 12px; max-height: calc(100vh - 120px); overflow: auto; padding-right: 4px; }
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  display: grid;
  gap: 10px;
}
.panel h2 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }

textarea {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  font: 13px/1.5 ui-monospace, "Cascadia Code", Consolas, monospace;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
}

.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 10px; }
.fields label { display: grid; gap: 3px; font-size: 12px; color: var(--muted); }
.fields label:has(select) { grid-column: span 2; }
.fields .hint, .fields .cardback { grid-column: span 2; }
.hint { margin: 0; font-size: 12px; color: var(--muted); }
.checks { display: grid; gap: 6px; }
.checks label { display: flex; gap: 8px; align-items: flex-start; }
.checks input { margin-top: 3px; }

input[type="number"], select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
}

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.button:hover { border-color: var(--muted); }
.button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.button.primary:hover { filter: brightness(1.08); }
.button.ghost { background: transparent; }
.button.small { padding: 5px 10px; font-size: 13px; }
.button.large { padding: 12px 22px; font-size: 15px; }
.button:disabled { opacity: 0.5; cursor: not-allowed; }

.content { min-width: 0; }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; min-height: 34px; }
.status { margin: 0; color: var(--muted); }
.status.warn { color: var(--warn); }
.status.error { color: var(--error); }
.notice {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--warn);
  color: var(--warn);
  margin-bottom: 12px;
}

.empty {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px 24px;
  text-align: center;
}

.deck-section { margin-bottom: 24px; }
.deck-section h3 { font-size: 15px; margin-bottom: 10px; }
.deck-section .count { color: var(--muted); font-weight: 400; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}

.tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}
.tile.excluded { opacity: 0.45; }
.tile.error { border-color: var(--error); }

.thumb {
  position: relative;
  aspect-ratio: 63 / 88;
  border: 0;
  padding: 0;
  background: var(--surface-2);
  cursor: pointer;
  display: block;
  width: 100%;
}
/* Card-shaped frame; images with bleed are scaled up inside it (see cardImage()). */
.card-frame {
  display: block;
  width: 100%;
  aspect-ratio: 63 / 88;
  overflow: hidden;
  border-radius: 4.5% / 3.2%;
  background: var(--surface-2);
}
.card-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb .card-frame { height: 100%; }
.thumb:hover .card-frame { outline: 3px solid var(--accent); outline-offset: -3px; }
.thumb.skeleton { animation: pulse 1.2s ease-in-out infinite; cursor: default; }
.thumb.missing { display: grid; place-items: center; font-size: 40px; color: var(--muted); cursor: default; }
@keyframes pulse { 50% { opacity: 0.5; } }

.flip {
  position: absolute;
  right: 6px;
  bottom: 6px;
  background: rgb(0 0 0 / 70%);
  color: #fff;
  border-radius: 999px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  font-size: 15px;
}

.tile-body { padding: 8px; display: grid; gap: 4px; }
.tile .name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; min-width: 0; }
.tile .row { flex-wrap: nowrap; gap: 6px; }
.qty { width: 48px !important; padding: 3px 4px !important; text-align: center; flex: none; }
.meta { display: flex; flex-wrap: wrap; gap: 4px 6px; align-items: center; font-size: 11px; color: var(--muted); }
.meta.err { color: var(--error); }

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid currentColor;
  white-space: nowrap;
}
.badge.official { color: var(--official); }
.badge.mpc { color: var(--mpc); }
.badge.upload { color: var(--upload); }

/* print bar */
.printbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 10px 24px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 16px rgb(0 0 0 / 6%);
  z-index: 5;
}
.printbar-text { flex: 1; min-width: 0; display: grid; gap: 6px; }
.printbar-text p { margin: 0; }
#result { display: grid; gap: 6px; }
#result:empty { display: none; }
.failures summary { cursor: pointer; color: var(--warn); }

.page-preview { height: 64px; width: auto; display: block; }
.pp-page { fill: var(--surface-2); stroke: var(--muted); stroke-width: 0.8; }
.pp-bleed { fill: var(--border); }
.pp-card { fill: var(--accent); opacity: 0.75; }

.progress { display: flex; align-items: center; gap: 10px; }
.progress .track { flex: 1; max-width: 320px; height: 8px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 99px; overflow: hidden; }
.progress .bar { height: 100%; width: 0; background: var(--accent); transition: width 0.2s; }

/* card back */
.cardback { display: flex; gap: 10px; align-items: center; }
#cardback-preview { display: flex; gap: 8px; align-items: center; flex: 1; min-width: 0; font-size: 12px; }
#cardback-preview .card-frame { width: 44px; flex: none; }

/* picker */
dialog#picker {
  width: min(1100px, calc(100vw - 32px));
  height: min(820px, calc(100vh - 32px));
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
}
dialog#picker[open] { display: flex; flex-direction: column; }
dialog::backdrop { background: rgb(0 0 0 / 55%); }
.picker-head { display: flex; align-items: center; gap: 14px; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.picker-head h2 { font-size: 18px; flex: none; }
.picker-head .row { flex: 1; }
.icon-button { margin-left: auto; border: 0; background: transparent; color: var(--muted); font-size: 18px; cursor: pointer; padding: 4px 8px; }
.chip { border: 1px solid var(--border); background: transparent; color: var(--text); border-radius: 99px; padding: 3px 12px; cursor: pointer; font: inherit; font-size: 13px; }
.chip.active { background: var(--text); color: var(--surface); border-color: var(--text); }
.tabs { display: flex; gap: 4px; padding: 0 18px; border-bottom: 1px solid var(--border); }
.tab { border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 600; padding: 10px 12px; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab.active { color: var(--text); border-bottom-color: var(--accent); }
.picker-body { padding: 16px 18px; overflow: auto; flex: 1; }
.options { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.option {
  display: grid;
  gap: 2px;
  border: 2px solid transparent;
  border-radius: 10px;
  padding: 4px;
  background: transparent;
  color: var(--text);
  text-align: left;
  font: inherit;
  cursor: pointer;
}
.option:hover { border-color: var(--border); }
.option.selected { border-color: var(--accent); background: var(--surface-2); }
.opt-label { font-size: 12px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.opt-sub { font-size: 11px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.more { margin: 16px auto 0; display: block; }
.upload { display: grid; gap: 8px; max-width: 520px; }
.upload p { margin: 0; }

@media (max-width: 820px) {
  .layout { grid-template-columns: 1fr; padding: 16px; }
  .sidebar { position: static; max-height: none; overflow: visible; }
  .topbar { padding: 12px 16px; }
  .printbar { padding: 10px 16px; flex-wrap: wrap; }
  #layout-preview { display: none; }
  .grid, .options { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}