:root{
    --bg:#F5F6F8; --card:#FFFFFF; --ink:#1A1D21; --ink2:#5A6169; --ink3:#8F959E;
    --line:#E7E9EC; --line2:#D8DCE0;
    --orange:#FE6601; --orange-bg:#FFF3EA;
    --xn:#2563EB; --xn-bg:#EDF3FE;
    --yl:#0E9F6E; --yl-bg:#EAF7F2;
    --warn:#C2410C; --warn-bg:#FEF3EC;
    --good:#0E9F6E;
  }
  *{box-sizing:border-box}
  body{margin:0;background:var(--bg);color:var(--ink);
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    font-size:14px;line-height:1.75;-webkit-font-smoothing:antialiased}
  .wrap{max-width:1080px;margin:0 auto;padding:0 28px 90px}

  /* ---------- header ---------- */
  .hero{background:#FFFFFF;border-bottom:1px solid var(--line);padding:52px 0 40px;margin-bottom:36px}
  .hero .wrap{padding-bottom:0}
  .kicker{display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--orange);
    border:1px solid #FFD5B8;background:var(--orange-bg);padding:4px 12px;border-radius:100px;margin-bottom:18px}
  h1{font-size:34px;line-height:1.3;margin:0 0 14px;font-weight:600;letter-spacing:-.01em}
  h1 em{font-style:normal;color:var(--orange)}
  .sub{font-size:15px;color:var(--ink2);max-width:760px;margin:0 0 26px}
  .metabar{display:flex;flex-wrap:wrap;gap:28px;padding-top:22px;border-top:1px dashed var(--line2)}
  .metabar div{font-size:13px;color:var(--ink3)}
  .metabar b{display:block;font-size:16px;color:var(--ink);font-weight:500;margin-top:2px}

  /* ---------- section ---------- */
  section{margin-bottom:52px}
  .stitle{display:flex;align-items:baseline;gap:12px;margin:0 0 8px}
  .stitle .num{font-size:13px;font-weight:500;color:var(--orange);
    background:var(--orange-bg);border-radius:6px;padding:3px 9px;flex:none}
  h2{font-size:21px;margin:0;font-weight:600;letter-spacing:-.005em}
  .sdesc{font-size:14px;color:var(--ink2);margin:0 0 22px;padding-left:2px}

  /* ---------- cards ---------- */
  .card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px 26px}
  .grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
  @media(max-width:820px){.grid2,.grid3{grid-template-columns:1fr}}

  /* ---------- big idea ---------- */
  .bigidea{background:#FFFFFF;border:1px solid var(--line);border-radius:14px;padding:30px 32px;
    border-left:4px solid var(--orange)}
  .bigidea .lead{font-size:22px;font-weight:600;line-height:1.5;margin:0 0 14px}
  .bigidea .lead span{color:var(--orange)}
  .bigidea p{margin:0;color:var(--ink2);font-size:14px}

  .anchors{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
  @media(max-width:820px){.anchors{grid-template-columns:1fr}}
  .anchor{background:#FAFBFC;border:1px solid var(--line);border-radius:11px;padding:16px 18px}
  .anchor .tag{font-size:11px;font-weight:500;color:#fff;background:var(--ink);border-radius:5px;
    padding:2px 8px;display:inline-block;margin-bottom:9px;letter-spacing:.04em}
  .anchor h4{margin:0 0 6px;font-size:15px;font-weight:600}
  .anchor p{margin:0;font-size:13px;color:var(--ink2);line-height:1.65}

  /* ---------- table ---------- */
  table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;
    border:1px solid var(--line);font-size:13.5px}
  th{background:#FAFBFC;text-align:left;padding:13px 14px;font-weight:500;font-size:12.5px;
    color:var(--ink2);border-bottom:1px solid var(--line);white-space:nowrap;letter-spacing:.02em}
  td{padding:13px 14px;border-bottom:1px solid #F1F3F5;vertical-align:top}
  tr:last-child td{border-bottom:none}
  tbody tr:hover{background:#FCFCFD}
  .city-xn{color:var(--xn);font-weight:500}
  .city-yl{color:var(--yl);font-weight:500}
  .mono{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
  .best{color:var(--good);font-weight:600}
  .worst{color:var(--warn);font-weight:600}

  /* ---------- pills ---------- */
  .pill{display:inline-block;font-size:11.5px;padding:2px 9px;border-radius:100px;
    font-weight:500;white-space:nowrap;line-height:1.7}
  .p-a{background:#FFF3EA;color:#C2410C;border:1px solid #FFD9BE}
  .p-b{background:#EAF7F2;color:#0B7A55;border:1px solid #C4E9DB}
  .p-c{background:#EDF3FE;color:#1D4FD8;border:1px solid #CFE0FB}
  .p-xn{background:var(--xn-bg);color:#1D4FD8;border:1px solid #CFE0FB}
  .p-yl{background:var(--yl-bg);color:#0B7A55;border:1px solid #C4E9DB}
  .p-gray{background:#F4F5F7;color:var(--ink2);border:1px solid var(--line2)}

  /* ---------- brief ---------- */
  .brief{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:18px;overflow:hidden}
  .brief-h{padding:20px 26px 16px;border-bottom:1px solid var(--line);display:flex;
    flex-wrap:wrap;gap:14px;align-items:flex-start;justify-content:space-between}
  .brief-h .who{display:flex;gap:14px;align-items:flex-start}
  .avatar{width:44px;height:44px;border-radius:12px;flex:none;display:flex;align-items:center;
    justify-content:center;font-size:17px;font-weight:600;color:#fff;background:var(--orange)}
  .avatar.xn{background:var(--xn)}
  .avatar.yl{background:var(--yl)}
  .who h3{margin:0 0 5px;font-size:17px;font-weight:600}
  .who .meta{font-size:12.5px;color:var(--ink3);line-height:1.6}
  .who .meta b{color:var(--ink2);font-weight:500}
  .pills{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end;max-width:300px}
  .brief-b{padding:20px 26px 22px}
  .row{display:grid;grid-template-columns:96px 1fr;gap:14px;padding:11px 0;border-bottom:1px dashed #EEF0F2}
  .row:last-child{border-bottom:none}
  .row .k{font-size:12.5px;color:var(--ink3);padding-top:2px}
  .row .v{font-size:13.5px;line-height:1.72}
  .row .v ol,.row .v ul{margin:0;padding-left:18px}
  .row .v li{margin-bottom:3px}
  .row .v li:last-child{margin-bottom:0}
  .titles{list-style:none;margin:0;padding:0;counter-reset:t}
  .titles li{counter-increment:t;position:relative;padding-left:26px;margin-bottom:5px;font-size:13.5px}
  .titles li:before{content:counter(t);position:absolute;left:0;top:2px;width:18px;height:18px;
    border-radius:5px;background:var(--orange-bg);color:var(--orange);font-size:11px;font-weight:600;
    display:flex;align-items:center;justify-content:center;line-height:1}
  .gold{background:#FFFCF7;border-left:3px solid var(--orange);border-radius:0 8px 8px 0;
    padding:10px 14px;font-size:13.5px;color:#3A3F45;font-style:normal}
  .gold b{color:var(--orange);font-weight:500;font-style:normal}
  .danger{background:#FEF6F2;border-left:3px solid #E2622C;border-radius:0 8px 8px 0;
    padding:10px 14px;font-size:13px;color:#6B3420;line-height:1.7}
  .shots{display:flex;flex-wrap:wrap;gap:6px}
  .shot{font-size:12.5px;background:#F7F8FA;border:1px solid var(--line);border-radius:7px;
    padding:4px 10px;color:var(--ink2)}

  /* ---------- timeline ---------- */
  .tl{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 28px}
  .tl-row{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:14px 0;
    border-bottom:1px dashed #EEF0F2;align-items:flex-start}
  .tl-row:last-child{border-bottom:none}
  .tl-when{font-size:13px;font-weight:600;color:var(--orange)}
  .tl-when small{display:block;font-weight:400;color:var(--ink3);font-size:11.5px;margin-top:2px}
  .tl-what{font-size:13.5px;line-height:1.75}
  .tl-what b{font-weight:600}
  .tl-what .note{color:var(--ink3);font-size:12.5px}

  /* ---------- checklist ---------- */
  .ck{list-style:none;margin:0;padding:0}
  .ck li{position:relative;padding:9px 0 9px 26px;font-size:13.5px;line-height:1.7;
    border-bottom:1px dashed #EEF0F2}
  .ck li:last-child{border-bottom:none}
  .ck li:before{content:"";position:absolute;left:2px;top:16px;width:11px;height:11px;
    border-radius:3px;border:1.5px solid var(--line2)}
  .ck li b{font-weight:600}
  .ck li.red:before{border-color:#E2622C;background:#FCEBD8}
  .ck li.red b{color:#B4441A}

  .callout{background:#FFF8F2;border:1px solid #FFE0C7;border-radius:12px;padding:18px 22px;font-size:13.5px;line-height:1.75}
  .callout b{color:#B4441A}
  .foot{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
    font-size:12.5px;color:var(--ink3);line-height:1.8}
  @media print{body{background:#fff}.brief,.card,table{break-inside:avoid}}

  .nav{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
  .nav .wrap{display:flex;align-items:center;justify-content:space-between;height:58px;padding-top:0;padding-bottom:0}
  .nav .brand{font-size:14px;font-weight:600;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
  .nav .brand span{color:var(--orange)}
  .navlinks{display:flex;gap:4px}
  .navlinks a{font-size:13.5px;color:var(--ink2);text-decoration:none;padding:6px 14px;border-radius:8px;transition:background .15s}
  .navlinks a:hover{background:#F3F4F6;color:var(--ink)}
  .navlinks a.on{background:var(--orange-bg);color:var(--orange);font-weight:500}
  .navlinks a.xn.on{background:var(--xn-bg);color:var(--xn)}
  .navlinks a.yl.on{background:var(--yl-bg);color:var(--yl)}
  .entry{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}
  @media(max-width:820px){.entry{grid-template-columns:1fr}.nav .brand{display:none}}
  .entry a{display:block;text-decoration:none;background:#fff;border:1px solid var(--line);
    border-radius:14px;padding:26px 28px;transition:border-color .15s,transform .15s}
  .entry a:hover{border-color:var(--line2);transform:translateY(-2px)}
  .entry .t{font-size:19px;font-weight:600;color:var(--ink);margin:0 0 8px}
  .entry .d{font-size:13.5px;color:var(--ink2);margin:0 0 14px;line-height:1.7}
  .entry .g{font-size:12.5px;color:var(--ink3)}
  .entry .g b{color:var(--ink2);font-weight:500}
  .entry .xn .t{color:var(--xn)}
  .entry .yl .t{color:var(--yl)}