/* ===== 工具库页 · tools-feature.css =====
   不对称刊头 + 活标签条 + 点阵网格 ambient + 卡片 hover 左色条位移
   颜色走全站变量 --text/--muted/--dim + var(--amber,#FFB020)
*/
.tools-root{max-width:1360px;margin:0 auto;padding:clamp(26px,5vw,60px) 28px 96px;color:var(--text,#f2f2f5);font:400 16px/1.7 var(--body,'Noto Sans SC',system-ui,sans-serif);position:relative}
@media(max-width:720px){.tools-root{padding-left:18px;padding-right:18px}}
.tools-root::before{content:none}
.tools-root::after{content:none}

.tl-mast{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(240px,.9fr);gap:26px 40px;align-items:end;padding-bottom:22px;margin-bottom:22px;border-bottom:2px solid var(--amber,#FFB020);position:static!important;background:none!important;backdrop-filter:none!important;border-top:none}
.tl-mast__l .kicker{display:flex;align-items:center;gap:12px;font:700 12px/1 var(--mono,ui-monospace,Menlo,Consolas,monospace);letter-spacing:.3em;text-transform:uppercase;color:var(--amber,#FFB020);margin:0 0 13px}
.tl-mast__l .kicker::before{content:"";width:34px;height:2px;background:var(--amber,#FFB020);border-radius:2px}
.tl-mast__l h1{margin:0;font:800 clamp(27px,5.4vw,46px)/1.05 var(--body,system-ui);letter-spacing:-.022em;color:var(--text,#f2f2f5)}
.tl-mast__l h1 em{font-style:normal;color:var(--amber,#FFB020)}
.tl-mast__l p{margin:11px 0 0;max-width:46ch;color:var(--muted,#a6a6b0);font-size:15px}
.tl-mast__r{display:flex;flex-direction:column;gap:12px;align-items:stretch}
.tl-search{position:relative}
.tl-search input{width:100%;box-sizing:border-box;padding:13px 15px 13px 42px;border-radius:12px;font:500 15px/1 var(--body,system-ui);color:var(--text,#f2f2f5);background:var(--card,rgba(255,255,255,.04));border:1px solid var(--line,rgba(255,255,255,.12));outline:none;transition:border-color .2s,box-shadow .2s}
.tl-search input::placeholder{color:var(--dim,#7c7c86)}
.tl-search input:focus{border-color:var(--amber,#FFB020);box-shadow:0 0 0 3px color-mix(in srgb,var(--amber,#FFB020) 16%,transparent)}
.tl-search::before{content:"⌕";position:absolute;left:15px;top:50%;transform:translateY(-50%);font-size:17px;color:var(--dim,#7c7c86)}
.tl-readout{font:700 12.5px/1.4 var(--mono,ui-monospace,Menlo,monospace);letter-spacing:.03em;color:var(--dim,#7c7c86);text-align:right}
.tl-readout b{color:var(--amber,#FFB020);font-weight:800}

.tl-chips{display:flex;flex-wrap:wrap;gap:9px;margin:0 0 26px}
.tl-chip{appearance:none;cursor:pointer;display:inline-flex;align-items:center;gap:8px;font:700 13px/1 var(--body,system-ui);padding:9px 13px;border-radius:999px;color:var(--muted,#a6a6b0);background:var(--card,rgba(255,255,255,.04));border:1px solid var(--line,rgba(255,255,255,.1));transition:color .2s,background .2s,border-color .2s,transform .15s}
.tl-chip .ic{font-size:14px;line-height:1;filter:saturate(.85)}
.tl-chip .n{font:800 10.5px/1 var(--mono,ui-monospace,monospace);min-width:16px;text-align:center;padding:3px 5px;border-radius:999px;color:var(--dim,#7c7c86);background:color-mix(in srgb,var(--line,rgba(255,255,255,.12)) 70%,transparent);transition:color .2s,background .2s}
.tl-chip:hover{color:var(--text,#f2f2f5);border-color:color-mix(in srgb,var(--amber,#FFB020) 42%,transparent);transform:translateY(-1px)}
.tl-chip.is-on{color:#1a1206;background:var(--amber,#FFB020);border-color:var(--amber,#FFB020);box-shadow:0 8px 20px -12px var(--amber,#FFB020)}
.tl-chip.is-on .n{color:#1a1206;background:rgba(0,0,0,.16)}

.tl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(272px,1fr));gap:14px}
.tl-card{position:relative;display:flex;flex-direction:column;gap:11px;padding:17px 17px 15px;text-decoration:none;color:inherit;border-radius:15px;background:var(--card,rgba(255,255,255,.035));border:1px solid var(--line,rgba(255,255,255,.08));border-left:3px solid transparent;overflow:hidden;transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease,background .26s ease}
.tl-card::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;background:radial-gradient(120% 80% at 100% 0%,color-mix(in srgb,var(--cc,#FFB020) 12%,transparent),transparent 60%);transition:opacity .3s}
.tl-card:hover{transform:translateY(-4px);border-left-color:var(--cc,var(--amber,#FFB020));box-shadow:0 18px 40px -24px rgba(0,0,0,.62);background:color-mix(in srgb,var(--card,rgba(255,255,255,.05)) 80%,var(--cc,#FFB020) 4%)}
.tl-card:hover::after{opacity:1}
.tl-card__head{display:flex;align-items:center;gap:12px}
.tl-logo{flex:none;width:42px;height:42px;border-radius:11px;display:grid;place-items:center;font:800 18px/1 var(--body,system-ui);color:#15110a;background:var(--cc,#FFB020);box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);overflow:hidden}
.tl-logo img{width:26px;height:26px;border-radius:6px;display:block;object-fit:contain;background:#fff}
.tl-meta{min-width:0;flex:1}
.tl-name{font:800 16px/1.2 var(--body,system-ui);letter-spacing:-.01em;color:var(--text,#f2f2f5);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tl-host{font:600 11.5px/1.3 var(--mono,ui-monospace,monospace);color:var(--dim,#7c7c86);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tl-desc{margin:0;font:400 13.5px/1.55 var(--body,system-ui);color:var(--muted,#a6a6b0);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tl-tags{display:flex;flex-wrap:wrap;gap:6px}
.tl-tags span{font:700 10.5px/1 var(--body,system-ui);padding:4px 8px;border-radius:6px;color:var(--muted,#a6a6b0);background:color-mix(in srgb,var(--card,rgba(255,255,255,.05)) 60%,transparent);border:1px solid var(--line,rgba(255,255,255,.07))}
.tl-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:11px;border-top:1px solid var(--line,rgba(255,255,255,.07))}
.tl-free{font:800 10.5px/1 var(--body,system-ui);letter-spacing:.04em;padding:4px 9px;border-radius:999px}
.tl-free.yes{color:#06281c;background:#3ddc97}
.tl-free.no{color:var(--muted,#a6a6b0);background:color-mix(in srgb,var(--line,rgba(255,255,255,.12)) 70%,transparent)}
.tl-go{font:700 12.5px/1 var(--body,system-ui);color:var(--cc,var(--amber,#FFB020));transition:transform .24s;cursor:pointer;padding:4px 6px;margin:-4px -6px;border-radius:7px;position:relative;z-index:2}
.tl-go:hover{background:color-mix(in srgb,var(--cc,var(--amber,#FFB020)) 14%,transparent);text-decoration:underline}
.tl-card:hover .tl-go{transform:translateX(4px)}

.tl-empty{grid-column:1/-1;padding:54px 24px;text-align:center;border:1px dashed var(--line,rgba(255,255,255,.12));border-radius:16px}
.tl-empty b{display:block;font:800 18px/1.3 var(--body,system-ui);color:var(--text,#f2f2f5);margin:0 0 8px}
.tl-empty span{color:var(--muted,#a6a6b0);font-size:14px}
.tl-empty a{color:var(--amber,#FFB020)}

.tl-more{display:block;margin:28px auto 0;padding:14px 36px;border-radius:12px;cursor:pointer;
  font:700 14px/1 var(--body,system-ui);letter-spacing:.03em;color:var(--text,#f2f2f5);
  background:var(--card,rgba(255,255,255,.04));border:1px solid var(--line,rgba(255,255,255,.12));
  transition:border-color .2s,box-shadow .2s,transform .2s,background .2s}
.tl-more:hover{border-color:var(--amber,#FFB020);box-shadow:0 0 0 3px color-mix(in srgb,var(--amber,#FFB020) 14%,transparent);transform:translateY(-2px);background:color-mix(in srgb,var(--amber,#FFB020) 7%,var(--card,rgba(255,255,255,.04)))}
.tl-more:active{transform:scale(.97)}
.tl-readout__showing{color:var(--dim,#7c7c86);font-weight:400}

.tools-root .reveal{opacity:0;transform:translateY(15px);transition:opacity .55s ease,transform .55s ease}
.tools-root .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.tools-root .reveal{opacity:1;transform:none;transition:none}.tl-card,.tl-chip,.tl-go{transition:none}}
@media (max-width:760px){.tl-mast{grid-template-columns:1fr;gap:18px}.tl-mast__r{align-items:stretch}.tl-readout{text-align:left}}