/* 条码质量检测 - 主题样式（参考 js-demo 深色主题） */
:root {
  --bg-primary: #1a1a1a;
  --bg-secondary: #212121;
  --bg-card: #2a2a2a;
  --border: rgba(255,255,255,.08);
  --border-hover: rgba(68,204,68,.2);
  --text-bright: #fff;
  --text-normal: #bebebe;
  --text-dim: #6d6d6d;
  --accent: #44CC44;
  --accent-dim: rgba(68,204,68,.08);
  --warn: #ffaa00;
  --danger: #ef4444;
  --danger-dim: rgba(239,68,68,.1);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(0,0,0,.3);
  --font: -apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:var(--font);background:var(--bg-primary);color:var(--text-normal);
  min-height:100vh;display:flex;flex-direction:column;line-height:1.6
}
.main{flex:1;max-width:1400px;margin:0 auto;padding:20px;width:100%}

/* 导航 */
.nav{
  background:var(--bg-secondary);border-bottom:1px solid var(--border);
  padding:0 24px;height:56px;display:flex;align-items:center;justify-content:center;gap:8px
}
.nav .logo{font-size:18px;font-weight:700}
.nav .logo .hl{
  background:linear-gradient(135deg,#44CC44,#22ddbb);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text
}
/* [NEW] 关闭服务按钮（右上角） */
.nav{position:relative}
.nav-shutdown-btn{
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  background:transparent;border:1px solid var(--border);color:var(--text-normal);
  padding:6px 12px;border-radius:8px;cursor:pointer;font-size:12px;transition:.2s
}
.nav-shutdown-btn:hover{border-color:#ff6b6b;color:#ff6b6b;background:rgba(255,107,107,.08)}

/* 卡片 */
.card{
  background:var(--bg-secondary);border:1px solid var(--border);
  border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)
}
.card h1{font-size:18px;color:var(--text-bright);margin-bottom:4px}
.card .sub{color:var(--text-dim);font-size:13px;margin-bottom:14px}

/* 顶部 */
.topbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.topbar h1{font-size:20px;color:var(--text-bright)}
.topbar .sub{color:var(--text-dim);font-size:13px;margin-left:8px}

/* 布局 */
.workspace{display:grid;grid-template-columns:340px 1fr;gap:16px;align-items:start}
.left-panel{position:sticky;top:16px;max-height:calc(100vh - 32px);overflow-y:auto}
.left-panel::-webkit-scrollbar{width:6px}
.left-panel::-webkit-scrollbar-thumb{background:#444;border-radius:3px}
.right-panel{display:flex;flex-direction:column;gap:16px;min-width:0}

/* 算法分组 */
.algo-group{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;margin-bottom:10px}
.algo-group-title{font-size:13px;font-weight:600;color:var(--text-bright);margin-bottom:10px}
.algo-list{display:flex;flex-direction:column;gap:6px}
.algo-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer;transition:.2s}
.algo-item:hover{background:var(--accent-dim)}
.algo-item .algo-name{font-size:13px;color:var(--text-bright);font-weight:500}
.algo-item .algo-desc{font-size:11px;color:var(--text-dim);flex:1}
.algo-item input{accent-color:var(--accent);width:16px;height:16px;cursor:pointer}

/* 未实现的算法：灰调禁用 */
.algo-item.algo-disabled{opacity:.4;cursor:not-allowed}
.algo-item.algo-disabled:hover{background:transparent}
.algo-item.algo-disabled .algo-name{color:var(--text-dim)}
.algo-item.algo-disabled input{cursor:not-allowed}
.algo-item .algo-tag{font-size:12px;color:var(--text-dim)}

/* 开关 */
.switch{position:relative;display:inline-block;width:32px;height:17px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:#444;border-radius:18px;transition:.2s}
.slider:before{position:absolute;content:"";height:13px;width:13px;left:2px;bottom:2px;background:#aaa;border-radius:50%;transition:.2s}
.switch input:checked + .slider{background:var(--accent)}
.switch input:checked + .slider:before{transform:translateX(15px);background:#fff}

/* 按钮 */
.action-bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.action-btn{background:var(--bg-card);border:1px solid var(--border);color:var(--text-normal);padding:8px 14px;border-radius:8px;cursor:pointer;font-size:13px;transition:.2s}
.action-btn:hover{border-color:var(--accent);color:var(--text-bright)}
.action-btn.primary{background:var(--accent);border-color:var(--accent);color:#111;font-weight:600}
.action-btn.primary:hover{background:#55dd55}
.action-btn:disabled{opacity:.4;cursor:not-allowed}

/* 拖拽区 */
#dropzone{
  border:2px dashed var(--border);border-radius:var(--radius);
  padding:32px 24px;text-align:center;cursor:pointer;transition:.2s
}
#dropzone:hover,#dropzone.dragover{border-color:var(--accent);background:var(--accent-dim)}
#dropzone .hint{color:var(--text-dim);font-size:15px}
#imgStats{color:var(--text-dim);font-size:12px;margin-top:8px;text-align:center}

/* 预览区 */
.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:14px}
.preview-box{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;text-align:center;min-height:180px;display:flex;flex-direction:column;justify-content:center}
.preview-box .p-label{font-size:12px;color:var(--text-dim);margin-bottom:8px}
.preview-box img{max-width:100%;max-height:320px;border-radius:6px;margin:0 auto;object-fit:contain}

/* 状态 */
#status{display:none;padding:14px 18px;border-radius:var(--radius-sm);font-size:14px;margin:14px 0}
#status.loading{display:block;background:rgba(15,182,214,.1);border:1px solid rgba(15,182,214,.2);color:#67e8f9}
#status.done{display:block;background:var(--accent-dim);border:1px solid var(--border-hover);color:#86efac}
#status.error{display:block;background:var(--danger-dim);border:1px solid rgba(239,68,68,.2);color:#fca5a5}

/* ★ 呼吸灯评级横幅 */
.grade-banner{
  display:flex;align-items:center;justify-content:center;gap:28px;
  padding:36px 28px;border-radius:var(--radius);
  border:2px solid;margin-bottom:20px;
  background:var(--bg-secondary);box-shadow:var(--shadow);
  animation: breathe 2.5s ease-in-out infinite;
}
@keyframes breathe{
  0%,100%{box-shadow:0 0 18px 2px var(--glow-color, rgba(68,204,68,.25))}
  50%{box-shadow:0 0 48px 12px var(--glow-color, rgba(68,204,68,.5))}
}
.grade-letter{
  font-size:96px;font-weight:800;line-height:1;
  color:var(--grade-color, #44CC44);
  text-shadow:0 0 30px var(--glow-color, rgba(68,204,68,.5));
}
.grade-text{display:flex;flex-direction:column;gap:4px}
.grade-label{font-size:28px;font-weight:600;color:var(--text-bright)}
.grade-score{font-size:16px;color:var(--text-normal)}

/* 评级颜色（A绿 B蓝绿 C黄 D橙 F红） */
.grade-banner.grade-A{--grade-color:#44CC44;--glow-color:rgba(68,204,68,.4);border-color:rgba(68,204,68,.5)}
.grade-banner.grade-B{--grade-color:#22ddbb;--glow-color:rgba(34,221,187,.4);border-color:rgba(34,221,187,.5)}
.grade-banner.grade-C{--grade-color:#ffaa00;--glow-color:rgba(255,170,0,.4);border-color:rgba(255,170,0,.5)}
.grade-banner.grade-D{--grade-color:#ff8800;--glow-color:rgba(255,136,0,.4);border-color:rgba(255,136,0,.5)}
.grade-banner.grade-F{--grade-color:#ef4444;--glow-color:rgba(239,68,68,.4);border-color:rgba(239,68,68,.5)}

/* 详细结果 */
.barcode-result{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:14px}
.barcode-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:8px}
.barcode-type{font-size:16px;font-weight:700;color:var(--text-bright)}
/* 解码内容：高亮放大 */
.barcode-content-highlight{
  font-size:20px;font-weight:700;color:#86efac;
  font-family:monospace;
  background:var(--accent-dim);border:1px solid var(--border-hover);
  padding:4px 12px;border-radius:8px;
  letter-spacing:1px;word-break:break-all;
}
.barcode-sub{font-size:12px;color:var(--text-dim);margin:6px 0 10px}
.barcode-grade-badge{font-size:20px;font-weight:800;padding:4px 16px;border-radius:8px;color:#111}

.param-table{width:100%;border-collapse:collapse}
.param-table th{font-size:12px;color:var(--text-dim);text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}
.param-table td{font-size:13px;padding:8px 10px;border-bottom:1px solid var(--border)}
.param-table tr:last-child td{border-bottom:none}
.param-table .p-name{font-weight:600;color:var(--text-bright);width:80px}
.param-table .p-detail{color:var(--text-dim);font-size:12px}
.score-bar-wrap{width:120px;height:8px;background:#333;border-radius:4px;overflow:hidden}
.score-bar{height:100%;border-radius:4px}

/* 加载动画 */
.spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle;margin-right:6px}
@keyframes spin{to{transform:rotate(360deg)}}

/* 页脚 */
.footer{text-align:center;padding:20px;border-top:1px solid var(--border);font-size:12px;color:var(--text-dim)}
.footer a{color:var(--text-dim);text-decoration:none}
.footer a:hover{color:var(--text-normal)}

/* 移动端 */
@media(max-width:1100px){
  .workspace{grid-template-columns:1fr}
  .left-panel{position:static;max-height:none;overflow:visible}
  .preview-grid{grid-template-columns:1fr}
  .main{padding:14px 10px}
}

/* 悬浮提示框（软件检测仅供参考） */
.disclaimer-tip{position:fixed;top:50%;left:50%;z-index:9999;display:flex;align-items:center;gap:14px;width:min(560px,90vw);padding:24px 28px;border-radius:16px;background:linear-gradient(135deg,#1e2a3a,#243447);border:1px solid rgba(255,170,0,.4);box-shadow:0 12px 48px rgba(0,0,0,.6);opacity:0;transform:translate(-50%,-50%) scale(.92);transition:opacity .4s ease,transform .4s ease;font-size:15px;line-height:1.7;color:var(--text-normal)}
.disclaimer-tip.disclaimer-show{opacity:1;transform:translate(-50%,-50%) scale(1)}
.disclaimer-tip.disclaimer-hide{opacity:0;transform:translate(-50%,-50%) scale(.95)}
.disclaimer-icon{font-size:28px;flex-shrink:0}
.disclaimer-msg{flex:1;color:var(--text-bright)}
.disclaimer-close{flex-shrink:0;width:34px;height:34px;border:none;border-radius:50%;background:rgba(255,255,255,.12);color:var(--text-dim);font-size:22px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}
.disclaimer-close:hover{background:rgba(255,255,255,.25);color:#fff}

/* 移动端适配 */
@media(max-width:600px){
  .disclaimer-tip{width:90vw;padding:20px 18px;gap:10px}
  .disclaimer-icon{font-size:22px}
}