:root{
    --green:#1e6b4f; --green-d:#14523b; --green-l:#e8f3ee;
    --gold:#c9a35c; --ink:#2b3440; --muted:#7a8694;
    --bg:#f6f4ee; --card:#ffffff; --line:#e6e2d6;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
  /* ===== 头部 ===== */
  .hero{background:linear-gradient(135deg,var(--green-d),var(--green) 60%,#2f8a66);color:#fff;padding:44px 20px 60px;position:relative;overflow:hidden}
  .hero::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:rgba(201,163,92,.18)}
  .hero::before{content:"";position:absolute;right:60px;bottom:-120px;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,.07)}
  .hero-inner{max-width:920px;margin:0 auto;position:relative;z-index:1}
  .hero .seal{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:5px 16px;font-size:13px;letter-spacing:2px;margin-bottom:16px}
  .hero h1{font-size:clamp(22px,4vw,32px);font-weight:700;letter-spacing:1px}
  .hero p{margin-top:10px;color:rgba(255,255,255,.85);font-size:14px}
  .hero .stats{display:flex;gap:24px;margin-top:20px;font-size:13px;color:rgba(255,255,255,.9)}
  .hero .stats b{font-size:22px;color:#ffe9bd;font-weight:700;margin-right:4px}
  /* ===== 工具栏 ===== */
  .toolbar{position:sticky;top:0;z-index:50;background:rgba(246,244,238,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding:14px 20px}
  .toolbar-inner{max-width:920px;margin:0 auto}
  .search-row{display:flex;gap:10px;align-items:center}
  .search-box{flex:1;display:flex;align-items:center;background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:0 14px;transition:.2s}
  .search-box:focus-within{border-color:var(--green);box-shadow:0 0 0 3px rgba(30,107,79,.12)}
  .search-box svg{flex:none;color:var(--muted)}
  .search-box input{flex:1;border:none;outline:none;font-size:15px;padding:11px 10px;background:transparent;color:var(--ink)}
  .search-box .clear{border:none;background:none;color:var(--muted);cursor:pointer;font-size:18px;padding:4px;display:none}
  .search-box .clear.show{display:block}
  .toggle-btn{flex:none;border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:10px 16px;font-size:13px;color:var(--green);cursor:pointer;transition:.2s;white-space:nowrap}
  .toggle-btn:hover{border-color:var(--green);background:var(--green-l)}
  .pills{display:flex;gap:8px;margin-top:12px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
  .pills::-webkit-scrollbar{display:none}
  .pill{flex:none;border:1.5px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;padding:6px 16px;font-size:13px;cursor:pointer;transition:.2s;display:flex;align-items:center;gap:6px}
  .pill .cnt{font-size:11px;background:var(--green-l);color:var(--green);border-radius:999px;padding:1px 8px;font-weight:600}
  .pill:hover{border-color:var(--green)}
  .pill.active{background:var(--green);border-color:var(--green);color:#fff}
  .pill.active .cnt{background:rgba(255,255,255,.22);color:#fff}
  /* ===== 主体 ===== */
  main{max-width:920px;margin:0 auto;padding:26px 20px 60px}
  .result-info{font-size:13px;color:var(--muted);margin-bottom:16px;display:none}
  .result-info.show{display:block}
  .sec{margin-bottom:36px}
  .sec-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
  .sec-head .icon{width:38px;height:38px;border-radius:11px;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px;flex:none}
  .sec-head h2{font-size:19px;font-weight:700}
  .sec-head .num{font-size:12px;color:var(--muted);margin-left:auto;flex:none}
  .card{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:10px;overflow:hidden;transition:box-shadow .2s}
  .card:hover{box-shadow:0 4px 16px rgba(30,107,79,.08)}
  .card .q{display:flex;gap:12px;align-items:flex-start;padding:15px 18px;cursor:pointer;user-select:none}
  .card .badge{flex:none;font-size:11px;font-weight:700;color:var(--green);background:var(--green-l);border-radius:7px;padding:3px 8px;margin-top:2px}
  .card .q-text{flex:1;font-weight:600;font-size:15px}
  .card .chev{flex:none;color:var(--muted);transition:transform .25s;font-size:13px;margin-top:4px}
  .card.open .chev{transform:rotate(180deg)}
  .card .a{max-height:0;overflow:hidden;transition:max-height .3s ease}
  .card .a-inner{padding:0 18px 16px 56px;font-size:14px;color:#45505e}
  .card .a-inner p{margin-bottom:6px}
  .card .ps{margin:2px 18px 16px 56px;background:#fdf6e7;border-left:3px solid var(--gold);border-radius:0 8px 8px 0;padding:9px 14px;font-size:13px;color:#8a6d2f}
  .card.hidden,.sec.hidden{display:none}
  mark{background:#ffe08a;border-radius:3px;padding:0 1px}
  .empty{text-align:center;padding:60px 20px;color:var(--muted);display:none}
  .empty.show{display:block}
  .empty .big{font-size:40px;margin-bottom:10px}
  footer{text-align:center;color:var(--muted);font-size:12px;padding:24px;border-top:1px solid var(--line)}
  @media (max-width:600px){
    .card .a-inner,.card .ps{margin-left:18px;padding-left:0}
    .card .ps{margin-left:18px}
    .hero{padding:32px 16px 50px}
  }