/*!
 * case-finder.css · 案例速搜
 * 与 case-search-workflow.css 同一套纸面语言；点 / 线 / 面各一枚强调色。
 */
:root{
  --ink:#20201e; --ink-2:#3b3934; --muted:#716d65;
  --paper:#fffdf8; --paper-2:#f7f3ea; --ground:#ede8de;
  --line:#d9d1c3; --line-strong:#b9ad9a;
  --accent:#1f6b74; --accent-2:#17545c; --accent-soft:#e2efef;
  --amber:#e9ae36; --amber-soft:#fff2cb; --danger:#ad3f36;
  --dot:#c8553d; --lin:#1f6b74; --pla:#6651a7;
  --radius:16px; --shadow:0 14px 40px rgba(46,38,28,.08);
}
*{box-sizing:border-box}
html{background:var(--ground)}
body.cf-body{margin:0;min-height:100vh;color:var(--ink);line-height:1.55;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:linear-gradient(rgba(255,255,255,.62),rgba(255,255,255,.62)),
    repeating-linear-gradient(0deg,transparent 0 31px,rgba(69,57,42,.045) 31px 32px),
    repeating-linear-gradient(90deg,transparent 0 31px,rgba(69,57,42,.045) 31px 32px),var(--ground)}
button,input,select,textarea{font:inherit;color:inherit}
img{display:block;max-width:100%}
[hidden]{display:none!important}
kbd{font:inherit;font-size:.85em;padding:0 .35em;border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:5px;background:var(--paper)}

/* 页头 */
.cf-top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:10px 22px;
  background:rgba(255,253,248,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.cf-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.cf-brand img{width:34px;height:34px;border-radius:8px}
.cf-brand b{display:block;font-size:16px}
.cf-brand small{display:block;font-size:12px;color:var(--muted)}
.cf-grow{flex:1}
.cf-title{font-size:14px;font-weight:700;padding:3px 10px;border-radius:8px;background:var(--ink);color:#fff;white-space:nowrap}
.cf-jump{display:none}
.cf-who,.cf-saved{font-size:12px;color:var(--muted);white-space:nowrap}
.cf-saved{padding:3px 9px;border-radius:99px;background:var(--paper-2)}
.cf-toplink{font-size:13px;color:var(--accent-2);text-decoration:none;font-weight:600;white-space:nowrap}

/* hero */
.cf-hero{max-width:1320px;margin:0 auto;padding:28px 22px 10px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end}
.cf-eyebrow{margin:0 0 6px;font-size:12px;letter-spacing:.12em;color:var(--accent)}
.cf-hero h1{margin:0 0 8px;font-size:30px;line-height:1.25}
.cf-hero p{margin:0;max-width:760px;color:var(--ink-2)}
.cf-stats{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:flex-end}
.cf-stats span{display:flex;flex-direction:column;align-items:center;min-width:76px;padding:8px 12px;border:1px solid var(--line);border-radius:12px;background:var(--paper);font-size:12px;color:var(--muted)}
.cf-stats b{font-size:22px;color:var(--ink);line-height:1.2}
.cf-stats small{flex-basis:100%;text-align:right;color:var(--muted);font-size:12px}

/* 两栏 */
.cf-wrap{max-width:1320px;margin:0 auto;padding:14px 22px 60px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:20px;align-items:start}
.cf-box{position:sticky;top:70px;max-height:calc(100vh - 84px);overflow:auto;display:flex;flex-direction:column;gap:16px;padding-bottom:4px}
.cf-search{display:flex;flex-direction:column;gap:16px;min-width:0}
.cf-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 16px;box-shadow:var(--shadow)}
.cf-panel h2{margin:0 0 12px;font-size:18px;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.cf-panel h2>span{font-size:12px;color:#fff;background:var(--ink);border-radius:6px;padding:1px 7px;letter-spacing:.05em}
.cf-panel h2 small,.cf-panel h3 small{font-size:12px;font-weight:400;color:var(--muted)}
.cf-panel h3{margin:14px 0 8px;font-size:14px}
.cf-lead{margin:10px 0 0;color:var(--ink-2);font-size:14px}
.cf-muted{color:var(--muted);font-size:13px;margin:8px 0 0}

/* 01 点线面 */
.cf-elems{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.cf-elem{--c:var(--ink);cursor:pointer;border:2px solid var(--line);border-radius:14px;background:var(--paper-2);padding:12px 6px;display:flex;flex-direction:column;align-items:center;gap:2px;transition:.15s}
.cf-elem b{font-size:26px;line-height:1.1;color:var(--c)}
.cf-elem small{font-size:11px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.cf-elem:hover{border-color:var(--c)}
.cf-elem.is-on{border-color:var(--c);background:var(--c)}
.cf-elem.is-on b,.cf-elem.is-on small{color:#fff}
.cf-chips{display:flex;flex-wrap:wrap;gap:7px}
.cf-chip{cursor:pointer;border:1px solid var(--line);background:var(--paper);border-radius:99px;padding:5px 12px;font-size:13px}
.cf-chip:hover{border-color:var(--line-strong)}
.cf-chip.is-on{background:var(--ink);border-color:var(--ink);color:#fff}
.cf-custom{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:13px}
.cf-custom input,.cf-qedit input,.cf-learnform input,.cf-linkform input{flex:1;min-width:0;border:1px solid var(--line-strong);border-radius:10px;padding:8px 11px;background:#fff}

/* 识别卡 */
.cf-guide{--c:var(--ink);margin-top:12px;border:1px solid var(--line);border-left:5px solid var(--c);border-radius:12px;background:var(--paper-2);padding:12px 14px}
.cf-guide h3{margin:0 0 6px;font-size:15px;color:var(--c)}
.cf-guide h4{margin:10px 0 4px;font-size:13px}
.cf-g-def{margin:0;font-size:14px;color:var(--ink-2)}
.cf-guide ol{margin:0;padding-left:20px;font-size:13px;color:var(--ink-2)}
.cf-guide ol li{margin:3px 0}
.cf-guide ol b{color:var(--ink);margin-right:6px}
.cf-g-trap{margin:10px 0 0;font-size:13px;background:var(--amber-soft);border-radius:8px;padding:6px 9px}
.cf-g-tpl{margin:6px 0 0;font-size:13px;background:#fff;border:1px dashed var(--line-strong);border-radius:8px;padding:6px 9px}
.cf-cheat{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:12px}
.cf-cheat div{--c:var(--ink);border-top:3px solid var(--c);background:var(--paper-2);border-radius:6px;padding:5px 8px;font-size:11px;color:var(--ink-2);line-height:1.45}
.cf-cheat b{display:block;font-size:14px;color:var(--c)}
.cf-ask{display:flex;flex-wrap:wrap;align-items:center;gap:4px;margin:0 8px;font-size:11px;color:var(--muted)}
.cf-ask button{border:1px solid var(--line);background:var(--paper-2);border-radius:99px;cursor:pointer;font-size:11px;padding:1px 7px}
.cf-ask button.is-tpl{border-color:var(--accent);color:var(--accent-2);background:var(--accent-soft)}

/* 02 检索词 */
.cf-queries{display:grid;gap:10px}
.cf-tier h4{margin:0 0 6px;font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.04em}
.cf-tier--wide h4{color:var(--accent)} .cf-tier--learn h4{color:var(--pla)}
.cf-tier{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.cf-tier h4{flex-basis:100%}
.cf-q{cursor:pointer;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--paper-2);border-radius:10px;padding:6px 10px;font-size:14px;text-align:left}
.cf-q:hover{border-color:var(--accent-line,#a9cbcd)}
.cf-q.is-on{background:var(--accent);border-color:var(--accent);color:#fff}
.cf-q-lang{font-size:10px;border:1px solid currentColor;border-radius:4px;padding:0 3px;opacity:.6}
.cf-q-used{font-size:11px;opacity:.7}
.cf-qedit{display:flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;font-weight:600}
.cf-qedit input{font-size:16px;font-weight:600;border-color:var(--accent)}
.cf-why{margin:8px 0 0;font-size:13px;color:var(--ink-2);background:var(--accent-soft);border-radius:10px;padding:8px 11px}
.cf-learnform{display:flex;align-items:flex-end;gap:8px;margin-top:14px}
.cf-learnform label{flex:1;display:flex;flex-direction:column;gap:4px;font-size:13px;font-weight:600}
.cf-learnedrow{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.cf-learned{display:inline-flex;align-items:center;gap:4px;background:#eee9fb;color:var(--pla);border-radius:99px;padding:3px 4px 3px 11px;font-size:13px}
.cf-learned button{border:0;background:transparent;cursor:pointer;font-size:15px;line-height:1;padding:0 6px;color:inherit}

/* 03 平台 */
.cf-pgroup{margin-bottom:12px}
.cf-pgroup h4{margin:0 0 6px;font-size:12px;color:var(--muted);font-weight:600}
.cf-pgroup.is-intl{opacity:.8}
.cf-prow{display:flex;flex-wrap:wrap;gap:7px}
.cf-p{display:inline-flex;align-items:center;gap:4px;text-decoration:none;color:var(--ink);border:1px solid var(--line-strong);background:#fff;border-radius:10px;padding:7px 13px;font-size:14px;font-weight:600;transition:.12s}
.cf-p:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.cf-p.is-rec{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-2)}
.cf-p.is-rec:hover{background:var(--accent);color:#fff}
.cf-p i{font-style:normal;font-size:11px;color:var(--amber)}
.cf-p.is-used::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);margin-left:2px}
.cf-reverse{margin:6px 0 0;font-size:13px;color:var(--muted)}
.cf-reverse a{color:var(--accent-2);font-weight:600}

/* 习惯 */
.cf-habits{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.cf-habits li{border:1px dashed var(--line-strong);border-radius:10px;padding:8px 10px;font-size:12px;color:var(--muted)}
.cf-habits li b{display:block;font-size:14px;color:var(--ink-2)}
.cf-habits li.is-done{border-style:solid;border-color:var(--accent);background:var(--accent-soft)}
.cf-habits li.is-done b{color:var(--accent-2)}
.cf-dry{margin:10px 0 0;background:var(--amber-soft);border-radius:10px;padding:9px 12px;font-size:13px}
.cf-logbox{margin-top:12px}
.cf-logbox summary{cursor:pointer;font-size:13px;font-weight:600;color:var(--ink-2)}
.cf-log{list-style:none;margin:8px 0 0;padding:0;max-height:260px;overflow:auto;font-size:13px}
.cf-log li{display:grid;grid-template-columns:78px 1fr auto auto;gap:8px;padding:4px 0;border-bottom:1px solid var(--paper-2)}
.cf-log time{color:var(--muted)} .cf-log em{font-style:normal;color:var(--accent-2)} .cf-log b{color:var(--dot);font-weight:600}

/* 04 收集箱 */
.cf-dropzone{width:100%;cursor:pointer;display:flex;flex-direction:column;gap:4px;align-items:center;text-align:center;border:2px dashed var(--accent);background:var(--accent-soft);border-radius:14px;padding:18px 12px;transition:.15s}
.cf-dropzone b{font-size:16px;color:var(--accent-2)}
.cf-dropzone span{font-size:12px;color:var(--ink-2)}
body.cf-dragging .cf-dropzone{background:var(--accent);}
body.cf-dragging .cf-dropzone b,body.cf-dragging .cf-dropzone span{color:#fff}
.cf-linkform{display:flex;gap:8px;margin-top:10px}
.cf-boxbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:14px 0 10px}
.cf-boxbar select{border:1px solid var(--line-strong);border-radius:10px;padding:6px 10px;background:#fff}
.cf-cases{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.cf-empty{grid-column:1/-1;text-align:center;color:var(--muted);font-size:14px;padding:26px 10px;border:1px dashed var(--line-strong);border-radius:12px}
.cf-card{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;display:flex;flex-direction:column;gap:6px;padding-bottom:8px;transition:.15s}
.cf-card.is-ok{border-color:var(--accent)}
.cf-card.is-armed{box-shadow:0 0 0 3px var(--amber)}
.cf-thumb{position:relative;aspect-ratio:4/3;background:var(--paper-2)}
.cf-thumb img{width:100%;height:100%;object-fit:cover;cursor:zoom-in}
.cf-badge{position:absolute;left:8px;top:8px;font-size:11px;font-weight:700;padding:2px 8px;border-radius:99px;background:var(--amber);color:#fff}
.cf-card.is-ok .cf-badge{background:var(--accent)}
.cf-ext{position:absolute;right:8px;top:8px;font-style:normal;font-size:11px;background:rgba(0,0,0,.55);color:#fff;padding:1px 6px;border-radius:6px}
.cf-noimg{width:100%;height:100%;border:0;background:transparent;cursor:pointer;color:var(--muted);font-size:13px}
.cf-seg{display:flex;margin:2px 8px 0;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.cf-seg button{flex:1;border:0;background:#fff;cursor:pointer;font-size:12px;padding:3px 0;border-right:1px solid var(--line)}
.cf-seg button:last-child{border-right:0}
.cf-seg button.is-on{background:var(--ink);color:#fff}
.cf-in{margin:0 8px;border:1px solid var(--line);border-radius:8px;padding:5px 8px;font-size:13px;background:var(--paper);resize:vertical;min-width:0}
.cf-in:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}
.cf-meta{margin:0 8px;font-size:11px;color:var(--muted);word-break:break-all}
.cf-meta a{color:var(--accent-2);font-weight:600;text-decoration:none}
.cf-acts{display:flex;align-items:center;gap:4px;margin:0 8px;flex-wrap:wrap}
.cf-acts button{border:1px solid var(--line);background:var(--paper);border-radius:7px;cursor:pointer;font-size:12px;padding:3px 8px}
.cf-acts button.danger{color:var(--danger);margin-left:auto}
.cf-pick{font-size:12px;display:inline-flex;align-items:center;gap:3px;cursor:pointer}
.cf-sync-panel{max-width:1368px;margin:12px auto 0;padding:12px 18px;border:1px solid var(--line);border-radius:12px;background:#fff;display:grid;grid-template-columns:1fr auto;column-gap:20px;align-items:center}
.cf-sync-panel h2{margin:0 0 4px;font-size:15px}
.cf-sync-panel p{margin:3px 0;font-size:12px;overflow-wrap:anywhere}
.cf-sync-panel [data-cf-sync-message]{grid-column:1}
.cf-sync-panel [data-cf-sync-capacity]{grid-column:1;color:var(--muted)}
.cf-sync-panel .cf-outrow{grid-column:2;grid-row:1/4;margin:0}
.cf-sync-panel .is-bad{color:var(--danger)}
.cf-sync-panel button:disabled{opacity:.5;cursor:wait}
@media(max-width:1440px){.cf-sync-panel{margin-left:24px;margin-right:24px}}
@media(max-width:700px){.cf-sync-panel{grid-template-columns:1fr;margin-left:16px;margin-right:16px;padding:12px}.cf-sync-panel .cf-outrow{grid-column:1;grid-row:auto;margin-top:9px}.cf-sync-panel .cf-btn{font-size:13px;padding:8px 10px}}
.cf-delete-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:10px;margin:10px 0;background:#fff0ec;border:1px solid #dfb6aa;border-radius:10px}
.cf-delete-bar[hidden]{display:none}
.cf-delete-bar span{flex:1 1 100%;font-size:13px;font-weight:600}
.cf-delete-bar button{padding:7px 10px;border:1px solid #bd8a7a;border-radius:6px;background:#fff;cursor:pointer}
.cf-delete-bar button[data-act="delete-selected"]{background:var(--danger);color:#fff;border-color:var(--danger)}
.cf-delete-pick{display:flex;align-items:center;gap:6px;padding:9px;background:#fff0ec;color:var(--danger);font-size:13px;font-weight:600;cursor:pointer}
.cf-delete-pick input{width:18px;height:18px;accent-color:var(--danger)}
.cf-wrap button:disabled{opacity:.55;cursor:wait}
.cf-card{min-width:0}
.cf-acts button.danger{min-height:32px;padding:5px 10px}

/* 05 */
.cf-outrow{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.cf-btn{cursor:pointer;border:1px solid var(--ink);background:var(--ink);color:#fff;border-radius:10px;padding:8px 14px;font-size:14px;font-weight:600;white-space:nowrap}
.cf-btn.ghost{background:var(--paper);color:var(--ink);border-color:var(--line-strong)}
.cf-btn.primary{background:var(--accent);border-color:var(--accent)}
.cf-btn.danger{color:var(--danger)}
.cf-btn.wide{width:100%;padding:12px;font-size:15px}

/* 大图、提示 */
.cf-zoom{position:fixed;inset:0;z-index:60;background:rgba(20,20,18,.86);display:flex;align-items:center;justify-content:center;padding:30px}
.cf-zoom img{max-width:100%;max-height:100%;object-fit:contain;border-radius:8px}
.cf-zoom button{position:absolute;right:20px;top:20px;border:0;border-radius:99px;padding:8px 16px;background:#fff;cursor:pointer;font-weight:600}
.cf-toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;pointer-events:none;z-index:70;background:var(--ink);color:#fff;padding:10px 16px;border-radius:12px;font-size:14px;max-width:min(560px,calc(100vw - 32px));transition:.2s;box-shadow:var(--shadow)}
.cf-toast.is-on{opacity:1;transform:translate(-50%,0)}
.cf-toast.is-bad{background:var(--danger)}

@media (max-width:980px){
  .cf-jump{display:block;position:fixed;right:16px;bottom:18px;z-index:40;background:var(--accent);color:#fff;text-decoration:none;font-weight:700;font-size:14px;padding:10px 16px;border-radius:99px;box-shadow:var(--shadow)}
  .cf-wrap{grid-template-columns:1fr}
  .cf-box{position:static;max-height:none;overflow:visible}
  .cf-hero{grid-template-columns:1fr}
  .cf-stats{justify-content:flex-start}
  .cf-stats small{text-align:left}
}
@media (max-width:560px){
  .cf-top{padding:8px 16px;gap:8px}
  .cf-who,.cf-brand small,.cf-title,.cf-toplink--l05,.cf-saved{display:none}
  .cf-hero,.cf-wrap{padding-left:16px;padding-right:16px}
  .cf-hero h1{font-size:24px}
  .cf-elems{grid-template-columns:repeat(4,1fr);gap:6px}
  .cf-elem b{font-size:22px}
  .cf-panel{padding:14px 13px}
  .cf-cases{grid-template-columns:repeat(auto-fit,minmax(min(210px,100%),1fr));gap:8px}
  .cf-cheat{grid-template-columns:1fr}
  .cf-learnform{flex-direction:column;align-items:stretch}
  .cf-log li{grid-template-columns:64px 1fr auto}
  .cf-log li b{display:none}
}