body { font-family: Inter, sans-serif; }
.tool-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: 0 3px 12px rgba(0,0,0,.04);
}

.builder-wrap {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 1.25rem;
  align-items: start;
}
@media (max-width: 767px) { .builder-wrap { grid-template-columns: 1fr; } }

.story-preview-wrap {
  position: relative;
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  aspect-ratio: 9 / 16;
  background: #eee;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}
.story-preview-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.tpl-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 2px 12px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.tpl-card {
  flex: 0 0 auto;
  width: 88px;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  padding: 8px 4px;
  text-align: center;
  cursor: pointer;
  background: #fff;
  transition: border-color 0.15s, background 0.15s;
  user-select: none;
}
.tpl-card:hover { border-color: #059669; background: #f0fdf4; }
.tpl-card.on { border-color: #059669; background: #ecfdf5; }
.tpl-card .tpl-icon { font-size: 24px; display: block; margin-bottom: 2px; }
.tpl-card .tpl-name { font-size: 10px; font-weight: 600; color: #374151; line-height: 1.2; }

.field-group {
  margin-bottom: 14px;
}
.field-group label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: #6b7280;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.field-group input[type="text"],
.field-group textarea {
  width: 100%;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
  font-family: inherit;
}
.field-group input[type="text"]:focus,
.field-group textarea:focus { border-color: #059669; }
.field-group textarea { resize: vertical; min-height: 52px; }

.swatch-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.sw {
  width: 28px; height: 28px; border-radius: 50%;
  cursor: pointer; border: 2.5px solid transparent;
  flex-shrink: 0; transition: transform 0.15s;
}
.sw:hover { transform: scale(1.12); }
.sw.on { border-color: #111827; }
.sw.lt { border-color: #d1d5db !important; }

.grad-btn {
  width: 36px; height: 36px; border-radius: 50%;
  cursor: pointer; border: 2.5px solid transparent;
  flex-shrink: 0; transition: transform 0.15s;
}
.grad-btn:hover { transform: scale(1.1); }
.grad-btn.on { border-color: #111827; }

.color-picker-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}
.color-picker-row input[type="color"] {
  width: 30px; height: 30px; padding: 2px;
  border: 1px solid #e5e7eb; border-radius: 6px; cursor: pointer;
}

.dl-btn {
  display: flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.6rem 1rem; border-radius: 0.6rem;
  background: #059669; color: #fff;
  font-size: 0.85rem; font-weight: 600;
  cursor: pointer; border: none; width: 100%;
  transition: opacity 0.15s, transform 0.1s;
}
.dl-btn:hover { opacity: 0.88; transform: translateY(-1px); }

.bg-upload-area {
  border: 2px dashed #d1d5db;
  border-radius: 8px;
  padding: 16px 8px;
  text-align: center;
  cursor: pointer;
  font-size: 11px;
  color: #9ca3af;
  transition: border-color 0.15s, color 0.15s;
  margin-top: 8px;
}
.bg-upload-area:hover { border-color: #059669; color: #059669; }
.bg-upload-area.has-img { border-style: solid; border-color: #059669; color: #059669; }

.bg-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 10px;
}
.bg-tab {
  flex: 1;
  padding: 5px 0;
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid #e5e7eb;
  background: #fff;
  color: #6b7280;
  transition: all 0.15s;
}
.bg-tab.on { background: #059669; color: #fff; border-color: #059669; }

input[type="range"] { accent-color: #059669; width: 100%; }