/* Tool80 — shared theme reskinned to match toolswu (极速工具屋) design language.
   全局 = toolswu 详情页配色（宝蓝→紫渐变 + 橙强调 + 浅灰底 + 白卡 + 大圆角 + 柔和阴影）。
   body.home = toolswu 首页配色（清新绿）。仅改颜色与样式，HTML 结构/文案/英文习惯不变。 */
:root{
  --bg:#f3faf5;
  --surface:#ffffff;
  --surface-2:#eef7f1;
  --border:#e6e9f0;
  --border-strong:#d8deea;
  --fg:#1f2430;
  --muted:#6b7280;
  --brand:#16a34a;
  --brand-d:#22c55e;
  --brand-soft:#e8f8ee;
  --accent:#ff7a45;
  --ok:#16a34a;
  --danger:#dc2626;
  --radius:18px;
  --shadow:0 6px 24px rgba(30,50,90,.08);
  --shadow-hover:0 14px 38px rgba(30,50,90,.16);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--fg);line-height:1.65;min-height:100vh;background:var(--bg);
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* ---- header ---- */
header{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 28px;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10;background:rgba(255,255,255,.9);backdrop-filter:blur(10px)}
.logo{font-weight:800;font-size:21px;letter-spacing:-.3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-d));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.logo span{color:transparent;-webkit-text-fill-color:transparent}
.logo .tld{color:transparent;-webkit-text-fill-color:transparent;font-weight:600;font-size:14px;margin-left:1px}
.hdr-right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
nav a{margin-left:14px;color:var(--muted);font-size:15px}
nav a:hover{color:var(--fg);text-decoration:none}
.hdr-btn{background:var(--surface);border:1px solid var(--border-strong);border-radius:11px;color:var(--fg);font-size:13px;font-weight:600;padding:7px 14px;cursor:pointer;transition:border-color .15s ease,color .15s ease}
.hdr-btn:hover{border-color:var(--brand);color:var(--brand)}

/* ---- home hero ---- */
.hero{max-width:960px;margin:0 auto;padding:80px 24px 52px;text-align:center;
  background:linear-gradient(120deg,#e8f8ee 0%,#e6f7f4 55%,#fff6ec 100%);border-radius:0 0 28px 28px}
.hero h1{font-size:clamp(30px,5vw,46px);line-height:1.14;letter-spacing:-.02em;margin-bottom:18px;color:var(--fg)}
.hero p{color:var(--muted);font-size:18px;max-width:620px;margin:0 auto 30px}
.cta{display:inline-block;background:linear-gradient(90deg,var(--brand),var(--brand-d));color:#fff;padding:13px 28px;border-radius:13px;font-weight:700;font-size:16px;box-shadow:0 8px 22px rgba(22,163,74,.22)}
.cta:hover{text-decoration:none;filter:brightness(1.05)}

/* ---- card grids ---- */
.grid{max-width:1040px;margin:0 auto;padding:36px 24px;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.card{display:block;color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;box-shadow:var(--shadow)}
.card:hover{transform:translateY(-5px);border-color:transparent;box-shadow:var(--shadow-hover);text-decoration:none}
.card h3{font-size:17px;margin-bottom:8px;color:var(--fg)}
.card p{color:var(--muted);font-size:14px}
.card:hover h3{color:var(--fg)}
.live,.soon{display:inline-block;font-size:11px;border-radius:999px;padding:3px 11px;margin-top:14px;font-weight:700}
.live{color:var(--brand);border:1px solid rgba(22,163,74,.35);background:var(--brand-soft)}
.soon{color:var(--muted);border:1px solid var(--border-strong);background:var(--surface-2)}

/* ---- footer ---- */
footer{border-top:1px solid var(--border);margin-top:64px;padding:30px 24px;text-align:center;color:var(--muted);font-size:14px}
footer a{color:var(--muted);margin:0 10px}
footer a:hover{color:var(--fg);text-decoration:none}

/* ---- honest status note under the tool grid (no fake "coming soon" cards) ---- */
.home-note{text-align:center;color:var(--muted);max-width:1040px;margin:0 auto;padding:4px 24px 44px;font-size:15px}
.home-note a{font-weight:600}

/* ---- generic content (tool pages, about, etc.) ---- */
main{max-width:840px;margin:0 auto;padding:48px 24px}
h1{font-size:clamp(26px,4vw,36px);line-height:1.22;letter-spacing:-.02em;margin-bottom:10px;color:var(--fg)}
h2{font-size:22px;margin:38px 0 12px;color:var(--fg)}
h3{font-size:17px;color:var(--fg)}
p{margin-bottom:12px;color:#3b4a54}
ol,ul{margin:0 0 12px 22px;color:#3b4a54}
li{margin-bottom:6px}
.sub{color:var(--muted);font-size:17px;margin-bottom:26px}

/* ---- AdSense placeholder (silent: no text, real code replaces it later) ---- */
.ad{border:1px dashed var(--border-strong);border-radius:14px;padding:8px 10px;margin:24px 0;background:var(--surface-2);min-height:60px}

/* ---- related internal links ---- */
.related{margin-top:44px;padding-top:22px;border-top:1px solid var(--border)}
.related h2{margin-top:0}
.related ul{list-style:none;margin:0;padding:0}
.related li{margin-bottom:10px;color:var(--muted);font-size:15px}
.related a{font-weight:600}

/* ---- tool widget box ---- */
.tool{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;margin-bottom:8px;box-shadow:var(--shadow)}
.drop{border:2px dashed var(--border-strong);border-radius:16px;background:var(--surface-2);text-align:center;padding:48px 16px;cursor:pointer;transition:background .15s ease,border-color .15s ease}
.drop:hover,.drop.over{background:var(--brand-soft);border-color:var(--brand)}
.drop strong{color:var(--fg);font-size:17px}
.drop small{display:block;color:var(--muted);margin-top:8px}
.controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:18px}
.controls label{font-size:13px;color:var(--muted);display:block;margin-bottom:6px}
.controls select,.controls input[type=number]{width:100%;padding:9px 11px;border:1px solid var(--border-strong);border-radius:12px;font-size:14px;background:var(--surface);color:var(--fg)}
.controls select:focus,.controls input:focus{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 14%,transparent);outline:none}
.controls input[type=range]{width:100%;accent-color:var(--brand)}
.controls .full{grid-column:1 / -1}
.checks{display:flex;flex-wrap:wrap;gap:10px}
.chk{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--fg);background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:7px 12px;cursor:pointer}
.chk input{accent-color:var(--brand);margin:0}
code{background:var(--surface-2);border:1px solid var(--border);border-radius:6px;padding:1px 6px;font-size:.9em;color:var(--fg);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.result{margin-top:22px;display:none;border-top:1px solid var(--border);padding-top:20px}
.result.show{display:block}
.stats{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:16px}
.stat{flex:1 1 140px;background:var(--surface-2);border:1px solid var(--border);border-radius:14px;padding:13px 15px}
.stat b{display:block;font-size:18px;color:var(--fg)}
.stat span{font-size:12px;color:var(--muted)}
.saved{color:var(--ok)!important;font-weight:700}
.preview{max-width:100%;max-height:360px;border:1px solid var(--border);border-radius:14px;display:block;margin:0 auto 16px;background:#fff}
.btn{display:inline-block;background:linear-gradient(90deg,var(--brand),var(--brand-d));color:#fff;border:0;padding:12px 24px;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;box-shadow:0 6px 16px rgba(22,163,74,.2)}
.btn:hover{text-decoration:none;filter:brightness(1.05)}
.msg{margin-top:14px;font-size:14px;color:var(--danger);min-height:20px}
.msg.info{color:var(--muted)}
textarea#text{width:100%;min-height:200px;resize:vertical;padding:14px 16px;border:1px solid var(--border-strong);border-radius:12px;font-size:15px;line-height:1.6;color:var(--fg);background:var(--surface);font-family:inherit}
textarea#text:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 14%,transparent)}

/* ---- non-Edge notice + edge download button ---- */
.edge-note{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:#fff7ed;border:1px solid #fcd9b6;border-radius:14px;padding:14px 16px;margin-bottom:20px}
.edge-note[hidden]{display:none}
.edge-ico{font-size:22px;color:#c2410c;flex:0 0 auto}
.edge-txt{flex:1 1 240px;color:#7c2d12;font-size:14px;line-height:1.55}
.edge-txt a{color:#9a3412;font-weight:600}
.btn-edge{background:#0a6ecb;color:#fff;border:0;padding:10px 18px;border-radius:11px;font-weight:600;font-size:14px;box-shadow:0 6px 16px rgba(10,110,203,.22)}
.btn-edge:hover{text-decoration:none;background:#0857a3}

/* ---- big share button near the tool ---- */
.btn-share-lg{display:block;width:100%;margin-top:16px;background:var(--surface);border:2px solid var(--brand);color:var(--brand);padding:14px;border-radius:13px;font-weight:700;font-size:16px;cursor:pointer;transition:background .15s ease,color .15s ease}
.btn-share-lg:hover{background:var(--brand);color:#fff;text-decoration:none}
.btn-ghost{background:var(--surface-2);border:1px solid var(--border-strong);color:var(--fg);box-shadow:none}
.btn-ghost:hover{background:var(--border);color:var(--fg)}
.result-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px;align-items:center}

/* ---- internet speed test ---- */
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-top:6px}
.metric{background:var(--surface-2);border:1px solid var(--border);border-radius:16px;padding:18px 14px;text-align:center;box-shadow:var(--shadow)}
.metric .val{font-size:30px;font-weight:800;line-height:1.05;min-width:120px;text-align:center;color:var(--brand)}
.metric .unit{font-size:13px;color:var(--muted);font-weight:600;margin-left:3px}
.metric .lbl{display:block;margin-top:8px;font-size:13px;color:var(--muted)}
.speed-status{margin-top:16px;font-size:14px;color:var(--muted);min-height:20px}
.speed-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}
.speed-note{margin-top:16px;font-size:14px;color:var(--muted);line-height:1.6}

/* ---- GEO optimizer results ---- */
.geo-score{display:flex;align-items:center;gap:20px;background:var(--surface-2);border:1px solid var(--border);border-radius:16px;padding:22px 24px;margin-top:6px;flex-wrap:wrap;box-shadow:var(--shadow)}
.geo-score .ring{font-size:46px;font-weight:800;line-height:1;min-width:120px;text-align:center;color:var(--brand)}
.geo-score .ring small{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-top:6px}
.geo-score .verdict{font-size:17px;color:var(--fg);font-weight:700}
.geo-score .verdict span{display:block;font-size:14px;font-weight:400;color:var(--muted);margin-top:4px;max-width:420px}
.stats-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}
.stat-pill{flex:1 1 120px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 14px;text-align:center}
.stat-pill b{display:block;font-size:22px;color:var(--brand);font-weight:800}
.stat-pill span{font-size:12px;color:var(--muted)}
.geo-dims{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.geo-dim{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:13px 15px}
.geo-dim .top{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:15px;font-weight:600;color:var(--fg)}
.geo-dim .badge{font-size:12px;font-weight:700;padding:2px 9px;border-radius:999px;white-space:nowrap}
.geo-dim .badge.good{color:var(--ok);background:rgba(22,163,74,.12)}
.geo-dim .badge.warn{color:#b45309;background:rgba(180,83,9,.12)}
.geo-dim .badge.weak{color:var(--danger);background:rgba(220,38,38,.12)}
.geo-dim .barwrap{height:8px;background:var(--surface-2);border-radius:999px;margin:10px 0 8px;overflow:hidden}
.geo-dim .bar{height:100%;border-radius:999px;background:var(--brand);transition:width .3s ease}
.geo-dim .bar.good{background:var(--ok)}
.geo-dim .bar.warn{background:#d97706}
.geo-dim .bar.weak{background:var(--danger)}
.geo-dim .tip{font-size:13px;color:var(--muted);line-height:1.55}
.geo-reco{margin-top:16px;background:var(--brand-soft);border:1px solid rgba(22,163,74,.25);border-radius:14px;padding:16px 18px}
.geo-reco h3{margin:0 0 8px;font-size:16px}
.geo-reco ul{margin:0;padding-left:20px}
.geo-reco li{margin-bottom:6px;font-size:14px;color:#27384a}

/* ---- supported languages grid (SEO + scannable) ---- */
.lang-grid{list-style:none;margin:0 0 12px;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:8px 20px}
.lang-grid li{margin-bottom:6px;font-size:15px;color:#3b4a54}
.lang-grid strong{color:var(--fg)}

details{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:15px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600;color:var(--fg)}
details p{margin:10px 0 0;color:#3b4a54}

/* ---- cookie notice ---- */
.cookie-bar{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;display:none;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--surface);border:1px solid var(--border-strong);border-radius:14px;box-shadow:0 12px 32px rgba(30,50,90,.18);padding:14px 18px;max-width:860px;margin:0 auto}
.cookie-bar.show{display:flex}
.cookie-bar p{margin:0;font-size:14px;color:#3b4a54}
.cookie-bar a{font-weight:600}
.cookie-actions{display:flex;gap:8px}
.cookie-actions .hdr-btn.accept{background:var(--brand);border-color:var(--brand);color:#fff}
.cookie-actions .hdr-btn.accept:hover{filter:brightness(1.05);color:#fff}

/* ---- toast ---- */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);z-index:70;background:var(--fg);color:#fff;font-size:14px;font-weight:600;padding:10px 18px;border-radius:10px;opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---- bookmark hint modal ---- */
.bm-hint{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:70;display:none;background:var(--surface);border:1px solid var(--border-strong);border-radius:14px;box-shadow:0 12px 32px rgba(30,50,90,.2);padding:24px 28px;max-width:360px;text-align:center}
.bm-hint.show{display:block}
.bm-hint h3{margin-bottom:8px}
.bm-hint p{color:var(--muted);font-size:14px;margin-bottom:14px}
.bm-hint kbd{background:var(--surface-2);border:1px solid var(--border-strong);border-bottom-width:2px;border-radius:6px;padding:1px 7px;font-family:inherit;font-size:13px;color:var(--fg)}

@media (max-width:640px){
  header{padding:12px 16px}
  nav a{margin-left:10px;font-size:14px}
  .hdr-btn{padding:5px 9px;font-size:12px}
}

/* ---- tool directory: search + vertical category sidebar ---- */
.dir{display:flex;gap:28px;align-items:flex-start;max-width:1120px;margin:0 auto;padding:8px 24px 0}
.dir-side{position:sticky;top:84px;flex:0 0 212px;width:212px}
.dir-search{width:100%;padding:10px 12px;border:1px solid var(--border-strong);border-radius:12px;font-size:14px;background:var(--surface);color:var(--fg);margin-bottom:16px}
.dir-search:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 14%,transparent)}
.catnav{display:flex;flex-direction:column;gap:6px}
.catnav .cat{display:block;width:100%;text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:9px 12px;font-size:14px;color:var(--fg);cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}
.catnav .cat:hover{border-color:var(--brand);color:var(--brand)}
.catnav .cat.active{background:linear-gradient(90deg,var(--brand),var(--brand-d));border-color:transparent;color:#fff;font-weight:600}
.catnav .cat.disabled{opacity:.4;cursor:default;pointer-events:none}
.catnav .cat .cnt{float:right;color:var(--muted);font-size:12px;font-weight:600}
.catnav .cat.active .cnt{color:rgba(255,255,255,.85)}
.dir-main{flex:1;min-width:0}
.dir-main .grid{padding-top:0;margin-top:0}
.card.hide{display:none}
.dir-empty{text-align:center;color:var(--muted);padding:34px 0;font-size:15px}
@media (max-width:760px){
  .dir{flex-direction:column;gap:16px}
  .dir-side{position:static;width:100%;flex:none}
  .catnav{flex-direction:row;flex-wrap:wrap;gap:8px}
  .catnav .cat{width:auto;flex:1 1 auto;text-align:center}
}

/* ============================================================
   首页专属配色（仅作用于 body.home，套用 toolswu 首页绿色主题）
   ============================================================ */
body.home{
  --brand:#16a34a;
  --brand-d:#22c55e;
  --brand-soft:#e8f8ee;
  --bg:#f3faf5;
  --accent:#ff7a45;
}
body.home .logo{
  background:linear-gradient(90deg,#16a34a,#22c55e);
  -webkit-background-clip:text;background-clip:text;color:transparent}
body.home .hero{background:linear-gradient(120deg,#e8f8ee 0%,#e6f7f4 55%,#fff6ec 100%)}
body.home .card .live{color:#16a34a;border-color:rgba(22,163,74,.35);background:#e8f8ee}
body.home .cta{box-shadow:0 8px 22px rgba(22,163,74,.22)}