:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --ink: #202124;
  --muted: #6b7280;
  --line: #dde1e7;
  --accent: #222222;
  --accent-2: #ffffff;
  --good: #eaf7ee;
  --good-ink: #176a33;
  --warn: #fff6dc;
  --warn-ink: #805b00;
  --bad: #fff0f0;
  --bad-ink: #9b1c1c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; }
.topbar {
  min-height: 64px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px max(20px, calc((100vw - 1180px)/2));
  gap: 20px;
}
.topbar nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.topbar nav a { text-decoration: none; }
.brand { font-size: 18px; font-weight: 800; text-decoration: none; }
.shop-pill {
  margin-left: 10px;
  font-size: 12px;
  background: #eef0f3;
  padding: 4px 8px;
  border-radius: 999px;
}
.container { max-width: 1180px; margin: 32px auto; padding: 0 20px 80px; }
.hero { padding: 18px 0 12px; }
.hero h1 { font-size: clamp(30px, 5vw, 48px); margin: 0 0 8px; letter-spacing: -.035em; }
.hero p, .pagehead p { color: var(--muted); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  margin: 18px 0;
  box-shadow: 0 1px 2px rgba(0,0,0,.03);
}
.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: repeat(2,minmax(0,1fr)); }
.grid.three { grid-template-columns: repeat(3,minmax(0,1fr)); }
.pagehead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}
.pagehead h1, .pagehead h2 { margin-bottom: 4px; }
.actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.button {
  appearance: none;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-2);
  text-decoration: none;
  border-radius: 10px;
  padding: 10px 15px;
  font-weight: 700;
  cursor: pointer;
  display: inline-block;
}
.button.secondary { background: white; color: var(--ink); border-color: var(--line); }
.button.small { padding: 7px 11px; font-size: 13px; }
.button.large { padding: 13px 20px; font-size: 16px; }
.danger-button { background: white; color: var(--bad-ink); border-color: #efbcbc; }
.link-button {
  appearance: none; background: none; border: 0; text-decoration: underline;
  color: var(--muted); padding: 0; cursor: pointer;
}
.inline-form { margin-top: 18px; }
.form-card label, .upload-form label, .bulk-controls label, .template-save-form label {
  display: block; font-weight: 650; margin-bottom: 16px;
}
input, textarea, select {
  width: 100%;
  border: 1px solid #cfd4db;
  border-radius: 9px;
  padding: 10px 11px;
  font: inherit;
  margin-top: 6px;
  background: white;
}
textarea { resize: vertical; }
.check { display: flex !important; gap: 9px; align-items: center; }
.check input { width: auto; margin: 0; }
.hint, .muted, small { color: var(--muted); font-size: 12px; font-weight: 400; }
.flash { padding: 13px 15px; border-radius: 10px; margin: 10px 0; }
.flash.success { background: var(--good); color: var(--good-ink); }
.flash.warn { background: var(--warn); color: var(--warn-ink); }
.flash.error { background: var(--bad); color: var(--bad-ink); }
.status { padding: 12px; border-radius: 9px; }
.status.good { background: var(--good); color: var(--good-ink); }
.status.warn { background: var(--warn); color: var(--warn-ink); }
.status.bad { background: var(--bad); color: var(--bad-ink); }
.table-wrap { overflow-x: auto; }
.card.table-wrap { padding: 0; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
td.right { text-align: right; }
.badge { display: inline-block; padding: 4px 8px; border-radius: 999px; background: #eef0f3; font-size: 12px; }
.badge.active { background: var(--good); color: var(--good-ink); }
.badge.draft { background: #e9edff; color: #36449a; }
.badge.inactive, .badge.expired, .badge.sold_out { background: #f1f1f1; color: #555; }
.image-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(150px,1fr)); gap: 14px; }
.image-grid figure { margin: 0; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.image-grid img { width: 100%; height: 130px; object-fit: cover; display: block; }
.image-grid figcaption { padding: 8px; font-size: 12px; color: var(--muted); }
.upload-form { margin-top: 20px; border-top: 1px solid var(--line); padding-top: 20px; }
.danger-zone { border-style: dashed; }

/* v2 dashboard */
.dashboard-grid .card { margin-top: 0; }
.metric-card { display: flex; flex-direction: column; gap: 7px; }
.metric { font-size: 32px; font-weight: 850; letter-spacing: -.04em; }
.metric-card p { color: var(--muted); margin: 0 0 8px; }

/* templates */
.template-layout { align-items: start; }
.template-row, .source-row {
  display: grid;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.template-row { grid-template-columns: minmax(0,1fr) auto; }
.source-row { grid-template-columns: minmax(0,1fr) minmax(180px,.65fr) auto; }
.source-row input { margin: 0; }
.source-title { min-width: 0; }
.mini-meta { font-size: 12px; color: var(--muted); margin-top: 5px; }
.template-save-form {
  display: grid;
  grid-template-columns: minmax(240px,1fr) auto;
  gap: 14px;
  align-items: end;
}
.template-save-form label { margin: 0; }

/* quick create */
.option-boxes { margin-top: 8px; }
.option-box {
  display: flex !important;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
}
.option-box input { width: auto; margin: 4px 0 0; }
.option-box span { display: flex; flex-direction: column; gap: 4px; }
.sticky-action {
  position: sticky;
  bottom: 12px;
  z-index: 10;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 8px 30px rgba(0,0,0,.12);
}

/* bulk */
.bulk-grid { grid-template-columns: 360px minmax(0,1fr); align-items: start; }
.bulk-controls { position: sticky; top: 18px; }
.bulk-list-scroll { max-height: 720px; overflow: auto; border-top: 1px solid var(--line); margin-top: 14px; }
.bulk-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 3px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}
.bulk-item > input { width: auto; margin: 4px 0 0; }
.bulk-item-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.bulk-item-main strong { overflow-wrap: anywhere; }
.status-inline { font-weight: 800; font-size: 12px; }
.status-inline.ok { color: var(--good-ink); }
.status-inline.fail { color: var(--bad-ink); }

@media (max-width: 900px) {
  .bulk-grid { grid-template-columns: 1fr; }
  .bulk-controls { position: static; }
  .source-row { grid-template-columns: 1fr; }
  .template-save-form { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .grid.two, .grid.three { grid-template-columns: 1fr; }
  .topbar, .pagehead { align-items: flex-start; flex-direction: column; }
  .topbar nav { flex-wrap: wrap; }
  .sticky-action { flex-direction: column; align-items: stretch; }
}

.option-box.compact { padding: 14px; }
.option-box.compact small { font-size: 12px; }
.danger-confirm { width: 100%; margin-top: 4px; }


/* v4 optimizer */
.optimizer-top { align-items: start; }
.score-card { position: relative; }
.score-circle {
  width: 92px;
  height: 92px;
  border: 8px solid #202124;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 30px;
  font-weight: 850;
  margin: 12px 0 18px;
}
.score-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 8px;
  margin-bottom: 16px;
  color: var(--muted);
}
.warning-list { padding-left: 20px; }
.warning-list li { margin: 7px 0; }
.apply-row {
  display: flex !important;
  align-items: center;
  gap: 9px;
  font-weight: 750;
  margin: 22px 0 6px;
}
.apply-row input { width: auto; margin: 0; }
.optimizer-results textarea,
.optimizer-results input { margin-top: 5px; }
.optimizer-inline { border: 2px solid #e1e4e8; }


/* v4.1 optimizer score-gating */
.score-comparison {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
  margin: 10px 0 6px;
}
.score-chip {
  border: 1px solid var(--line);
  background: #f4f5f7;
  border-radius: 999px;
  padding: 7px 11px;
  font-weight: 800;
}
.score-chip.better { background: var(--good); color: var(--good-ink); border-color: #b9ddc2; }
.score-chip.same { background: #eef0f3; }
.score-arrow { color: var(--muted); font-weight: 800; }
.delta { font-weight: 850; }
.delta.positive { color: var(--good-ink); }
.delta.neutral { color: var(--muted); }
.optimizer-verdict { margin: 6px 0 0; color: var(--muted); }
.decision-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 12px;
  margin: 18px 0;
}
.decision-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 13px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.decision-card.apply { background: var(--good); border-color: #b9ddc2; }
.decision-card.keep { background: #f6f7f9; }
.decision-card span { font-size: 12px; color: var(--muted); }
.rejected-candidate {
  margin: 8px 0 18px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 10px 12px;
}
.rejected-candidate summary { cursor: pointer; font-weight: 700; }
.rejected-candidate div { margin-top: 8px; color: var(--muted); }
.optimizer-nochange {
  margin: 18px 0;
  padding: 13px 15px;
  border-radius: 10px;
  background: #f1f3f5;
  font-weight: 650;
}
.quick-optimizer-result {
  margin-top: 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.quick-optimizer-result > span { color: var(--muted); }
.decision-mini {
  display: grid;
  gap: 5px;
  font-size: 12px;
  color: var(--muted);
}
@media (max-width: 760px) {
  .decision-grid { grid-template-columns: 1fr; }
}


/* v4.2 new-item guided optimizer */
.new-builder > .card:first-of-type { margin-top: 0; }
.new-optimizer-result {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.new-builder .optimizer-inline {
  border: 2px solid #d9dde3;
}