:root {
  --border: #e6e6e6;
  --bg: #fafafa;
  --text: #111;
  --muted: #666;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: white;
}

.header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.header h1 { margin: 0 0 6px 0; font-size: 20px; }
.header .sub { margin: 0; color: var(--muted); font-size: 13px; }

.container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 18px;
  padding: 18px 22px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 12px;
}

.card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: white;
  cursor: pointer;
  transition: transform .05s ease;
}
.card:hover { transform: translateY(-1px); }

.thumb {
  width: 100%;
  height: 90px;
  object-fit: contain;
  background: #fff;
}

.filename {
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
  word-break: break-all;
}

.panel {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  background: white;
}

.row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 10px;
  align-items: start;
  margin: 12px 0;
}

.label {
  color: var(--muted);
  font-size: 13px;
  padding-top: 6px;
}

.previewWrap {
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 10px;
  background: var(--bg);
}
.preview {
  width: 100%;
  max-height: 220px;
  object-fit: contain;
  display: none;
}

.ocrText {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: var(--bg);
  margin: 0;
  max-height: 220px;
  overflow: auto;
  white-space: pre-wrap;
  font-size: 12px;
}

.candidates {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn {
  border: 1px solid var(--border);
  background: white;
  border-radius: 999px;
  padding: 7px 10px;
  cursor: pointer;
  font-size: 13px;
}
.btn:hover { background: var(--bg); }

.result {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: #fff;
  font-size: 13px;
}
.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  margin-left: 8px;
  font-size: 12px;
  color: var(--muted);
}
/* ✅ Mobile responsive: avoid two-column squeeze */
@media (max-width: 900px) {
  .container {
    grid-template-columns: 1fr;   /* 关键：手机改成单栏 */
    padding: 12px 14px;
    gap: 12px;
  }

  .header {
    padding: 14px 14px;
  }
  .header h1 { font-size: 22px; }
  .header .sub { font-size: 13px; }

  /* 标题别太夸张，减少占屏 */
  h2 { font-size: 18px; margin: 12px 0; }

  /* 左侧药盒在手机上更舒服：每行 2 个左右 */
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .thumb {
    height: 120px;   /* 手机上图大一点更好点 */
  }

  .row {
    grid-template-columns: 78px 1fr; /* 左侧 label 稍微窄一点 */
    gap: 8px;
  }

  .panel {
    padding: 12px;
  }

  .btn {
    padding: 10px 12px;
    font-size: 14px;
  }

  .ocrText {
    max-height: 260px; /* 手机上给 OCR 文本多点空间 */
  }
}