* { box-sizing: border-box; }
body {
  margin: 0; font-family: -apple-system, "Segoe UI", "Noto Sans Thai", sans-serif;
  background: #f4f6f9; color: #1f2937;
}
header { background: #111827; color: #fff; padding: 20px 28px 0; position: relative; }
#logout-btn { position: absolute; top: 20px; right: 28px; background: #374151; color: #fff; border-color: #4b5563; font-size: 13px; }
#logout-btn:hover { background: #4b5563; }
header h1 { margin: 0; font-size: 22px; }
header .sub { margin: 4px 0 14px; color: #9ca3af; font-size: 14px; }
nav { display: flex; gap: 4px; }
.tab {
  background: none; border: none; color: #9ca3af; padding: 10px 16px;
  cursor: pointer; font-size: 14px; border-bottom: 3px solid transparent;
}
.tab.active { color: #fff; border-bottom-color: #3b82f6; }
main { max-width: 1100px; margin: 24px auto; padding: 0 20px; }
.panel { display: none; }
.panel.active { display: block; }

.toolbar { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; }
#add-form { display: flex; gap: 8px; }
input {
  padding: 9px 11px; border: 1px solid #d1d5db; border-radius: 8px; font-size: 14px;
}
button {
  padding: 9px 14px; border: 1px solid #d1d5db; background: #fff; border-radius: 8px;
  cursor: pointer; font-size: 14px;
}
button:hover { background: #f3f4f6; }
button.primary, #add-form button { background: #3b82f6; color: #fff; border-color: #3b82f6; }
button.primary:hover, #add-form button:hover { background: #2563eb; }
.bulk { display: flex; align-items: center; gap: 14px; }
.csv-btn { text-decoration: none; font-size: 13px; color: #374151; border: 1px solid #d1d5db; padding: 9px 12px; border-radius: 8px; background: #fff; }
.csv-btn:hover { background: #f3f4f6; }

.channel-filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.channel-filter label { font-size: 13px; background: #fff; border: 1px solid #e5e7eb; padding: 6px 10px; border-radius: 20px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.card { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 14px; }
.card .thumb {
  width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 8px; background: #f3f4f6;
  display: flex; align-items: center; justify-content: center; color: #9ca3af; font-size: 13px;
}
.card h3 { margin: 10px 0 2px; font-size: 15px; }
.card .sku { color: #6b7280; font-size: 12px; }
.card .row { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.card .listings { margin-top: 10px; display: grid; gap: 6px; }
.card .listings label { font-size: 12px; color: #374151; display: grid; grid-template-columns: 90px 1fr; align-items: center; gap: 6px; }
.card .listings input { padding: 5px 8px; font-size: 12px; }
.badge { font-size: 11px; padding: 2px 7px; border-radius: 10px; }
.badge.ready { background: #dcfce7; color: #166534; }
.badge.scaffolded { background: #fef3c7; color: #92400e; }

.setting-card { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 16px; margin-bottom: 12px; }
.setting-card h3 { margin: 0 0 4px; display: flex; align-items: center; gap: 8px; }
.setting-card .fields { display: grid; gap: 8px; margin: 12px 0; }
.setting-card .fields label { display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 8px; font-size: 13px; }
.hint, .hint2 { color: #6b7280; font-size: 13px; }
.hint { margin-bottom: 16px; }

table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; margin-top: 12px; }
th, td { text-align: left; padding: 9px 12px; font-size: 13px; border-bottom: 1px solid #f1f5f9; }
th { background: #f8fafc; }
.st-ok { color: #166534; } .st-error { color: #b91c1c; } .st-skipped { color: #92400e; }

#toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #111827; color: #fff; padding: 12px 20px; border-radius: 10px;
  opacity: 0; transition: opacity .25s; pointer-events: none; max-width: 90%;
}
#toast.show { opacity: 1; }