html{color-scheme:light}

:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);--bg:#f7f9fc;--card:#fff;--tx:#1c1f26;--mut:#6b7280;--ac:#e5322d;--bd:#e3e6eb}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
header{padding:28px 16px 8px;text-align:center}
h1{margin:0;font-size:1.7rem}h1 span{color:var(--ac)}
header p{color:var(--mut);margin:6px 0 0}
main{max-width:920px;margin:0 auto;padding:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px}
.tool{background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:16px;cursor:pointer;text-align:left;color:var(--tx);font:inherit}
.tool:hover{border-color:var(--ac)}
.tool b{display:block;font-size:1.5rem}.tool small{color:var(--mut)}
.drop{border:3px dashed var(--ac);border-radius:16px;padding:44px 20px;text-align:center;color:var(--tx);cursor:pointer;margin:18px 0;background:linear-gradient(135deg,rgba(229,50,45,.10),rgba(229,50,45,.03));box-shadow:0 4px 18px rgba(229,50,45,.18);transition:transform .18s,box-shadow .18s,background .18s}
.drop:hover,.drop.over{transform:translateY(-3px) scale(1.01);box-shadow:0 10px 28px rgba(229,50,45,.32);background:linear-gradient(135deg,rgba(229,50,45,.20),rgba(229,50,45,.06))}
.drop .di{font-size:3rem;line-height:1;animation:bob 2s ease-in-out infinite}
.drop .dt{font-size:1.25rem;font-weight:700;margin-top:10px}
.drop .dt u{color:var(--ac);text-decoration:none;border-bottom:2px solid var(--ac)}
.drop .ds{color:var(--mut);font-size:.85rem;margin-top:4px}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
ul{list-style:none;padding:0;margin:0}
li{display:flex;gap:8px;align-items:center;padding:6px 10px;border:1px solid var(--bd);border-radius:8px;margin-bottom:6px;font-size:.9rem}
li span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
button{font:inherit}
.sm{background:none;border:1px solid var(--bd);color:var(--tx);border-radius:6px;cursor:pointer;padding:2px 8px}
.go{background:var(--ac);color:#fff;border:0;border-radius:8px;padding:10px 20px;font-weight:600;cursor:pointer;margin-top:12px}
.go:disabled{opacity:.5}
.back{background:var(--ac);border:0;color:#fff;cursor:pointer;margin-bottom:8px;padding:5px 9px;font-size:.8rem;font-weight:700;border-radius:6px;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.back:hover{filter:brightness(1.1)}
label{display:block;margin:10px 0 4px;font-weight:600;font-size:.9rem}
input[type=text],input[type=number],select{width:100%;padding:8px;border:1px solid var(--bd);border-radius:8px;background:var(--bg);color:var(--tx);font:inherit}
#msg{margin-top:12px;color:var(--mut)}#msg.err{color:var(--ac)}
footer{text-align:center;color:var(--mut);font-size:.8rem;padding:20px}
.og{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin-top:10px}
.th{border:1px solid var(--bd);border-radius:8px;padding:6px;text-align:center;background:var(--bg);cursor:grab}
.th.over{outline:2px solid var(--ac)}
.th .im{height:120px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.th canvas{max-width:100px;max-height:100px;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.3);transition:transform .15s}
.tc{display:flex;gap:3px;justify-content:center;margin-top:4px}

main{max-width:1100px}
.sitehead{display:flex;align-items:center;gap:16px;flex-wrap:wrap;max-width:1100px;margin:0 auto;padding:14px 16px}
.logo{font-weight:800;font-size:1.25rem;color:var(--tx);text-decoration:none}.logo span{color:var(--ac)}
.sitehead nav{display:flex;gap:14px;flex-wrap:wrap;margin-left:auto}.sitehead nav a{color:var(--mut);text-decoration:none;font-weight:600}.sitehead nav a:hover{color:var(--ac)}
.toolbox{background:var(--card);border:1px solid var(--bd);border-radius:14px;padding:22px;max-width:760px;margin:0 auto}
.toolbox h1{margin:0 0 6px;font-size:1.6rem}.lead{color:var(--mut);margin:0}
.cols{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;margin-top:20px}
@media(max-width:860px){.cols{grid-template-columns:1fr}}
article h2{font-size:1.3rem;margin:28px 0 8px}article ol{padding-left:22px}
article details{background:var(--card);border:1px solid var(--bd);border-radius:8px;padding:10px 14px;margin-bottom:8px}article summary{cursor:pointer;font-weight:600}
aside .ad{position:sticky;top:16px}
.ad{display:none;margin:18px auto;text-align:center;max-width:100%;overflow:hidden}
.ad.on,.adpreview .ad{display:block}
.adpreview .ad{border:2px dashed var(--bd);color:var(--mut);min-height:90px;padding:8px}
.adpreview .ad::before{content:"Advertisement - slot: " attr(data-slot)}
.ad-mid{margin-top:48px}
.related,.tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.related a,.tools a{display:block;background:var(--card);border:1px solid var(--bd);border-radius:10px;padding:12px;color:var(--tx);text-decoration:none;font-weight:600}
.tools a small{display:block;color:var(--mut);font-weight:400}.related a:hover,.tools a:hover{border-color:var(--ac)}
.tools a b{display:block;font-size:1.5rem}
.hero{text-align:center;padding:22px 0 14px}.hero h1{font-size:2rem;margin:0}
footer.site{max-width:1100px;margin:40px auto 0;padding:24px 16px;border-top:1px solid var(--bd);color:var(--mut);font-size:.9rem}
footer.site a{color:var(--mut)}.fl{display:flex;flex-wrap:wrap;gap:6px 16px;margin-bottom:12px}
#cc{position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--bd);padding:14px 16px;z-index:50;display:none;box-shadow:0 -4px 16px rgba(0,0,0,.15)}
#cc.show{display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:center}
.legal{max-width:760px;margin:0 auto;padding:16px}.legal h2{margin-top:26px}

.topbar{background:#fff;border-bottom:1px solid var(--bd);box-shadow:0 1px 3px rgba(16,24,40,.05)}
.hero{background:linear-gradient(180deg,#fff,#f7f9fc);border-radius:14px;margin-top:8px}
.share{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:18px auto;max-width:760px}
.share b{margin-right:4px}
.sh{color:#fff!important;border:0;border-radius:6px;padding:8px 12px;font:600 .85rem/1 inherit;text-decoration:none;cursor:pointer}
.sh:hover{filter:brightness(1.1)}
.crumb{font-size:.85rem;color:var(--mut);margin:0 auto 12px;max-width:760px}.crumb a{color:var(--mut)}
.chips span{display:inline-block;background:#eef1f6;border-radius:999px;padding:3px 10px;margin:3px 3px 3px 0;font-size:.85rem;color:#374151}

:root{--ac:#e5322d;--ink:#0f172a;--mut:#64748b;--bd:#e2e8f0;--bg:#f8fafc}
body{color:var(--ink)}
.topbar{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.93);backdrop-filter:saturate(1.4) blur(8px)}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.3rem;letter-spacing:-.02em;color:var(--ink);text-decoration:none}
.logo svg{width:36px;height:36px;flex:none}.logo b{color:var(--ac)}.logo i{font-style:normal;font-weight:600;color:var(--mut)}
.sitehead nav{align-items:center}.sitehead nav a.cta{background:var(--ac);color:#fff;padding:8px 16px;border-radius:8px}
.hero{position:relative;padding:64px 20px 52px;margin:18px 0 30px;border-radius:22px;border:1px solid var(--bd);background:radial-gradient(circle at 12% 18%,rgba(229,50,45,.13),transparent 42%),radial-gradient(circle at 90% 85%,rgba(59,130,246,.12),transparent 42%),#fff}
.hero h1{font-size:2.7rem;line-height:1.15;letter-spacing:-.03em;margin:0 auto 14px;max-width:780px}
.hero .lead{font-size:1.15rem;max-width:640px;margin:0 auto 26px}
.btn{display:inline-block;background:var(--ac);color:#fff;font-weight:700;padding:14px 30px;border-radius:10px;text-decoration:none;box-shadow:0 8px 20px rgba(229,50,45,.35)}
.btn:hover{filter:brightness(1.08)}
.badges{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:center;margin-top:28px;color:var(--mut);font-weight:600;font-size:.92rem}
.tools{grid-template-columns:repeat(auto-fill,minmax(235px,1fr));gap:16px;scroll-margin-top:80px}
.tools a{padding:18px;border-radius:14px;box-shadow:0 1px 2px rgba(15,23,42,.05);transition:transform .18s,box-shadow .18s,border-color .18s}
.tools a:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(15,23,42,.10)}
.tools a strong{display:block;font-size:1.05rem;margin-bottom:2px}
.ic{display:inline-flex;width:46px;height:46px;border-radius:12px;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:10px}
.related a{border-radius:10px}
.sec{margin:52px 0 0}.sec h2{text-align:center;font-size:1.75rem;letter-spacing:-.02em;margin:0 0 6px}.sec>p{text-align:center;color:var(--mut);margin:0 0 24px}
.steps,.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.card{background:#fff;border:1px solid var(--bd);border-radius:14px;padding:20px;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.card p{margin:6px 0 0;color:var(--mut)}
.num{width:34px;height:34px;border-radius:50%;background:var(--ac);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.toolbox{border-radius:18px;box-shadow:0 12px 34px rgba(15,23,42,.08)}
.th-row{display:flex;gap:14px;align-items:center;margin-bottom:8px}.th-row .ic{width:56px;height:56px;font-size:1.9rem;margin:0;flex:none}.th-row h1{font-size:1.55rem;letter-spacing:-.02em}
.trust{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:18px;padding-top:14px;border-top:1px solid var(--bd);color:var(--mut);font-size:.88rem;font-weight:600}
footer.site{max-width:none;background:#fff;border-top:1px solid var(--bd);margin-top:60px;padding:40px 16px 24px}
footer.site .fi{max-width:1100px;margin:0 auto}
.fg{display:grid;grid-template-columns:1.3fr 1.4fr .8fr;gap:32px}
@media(max-width:860px){.fg{grid-template-columns:1fr}.hero h1{font-size:1.9rem}.hero{padding:44px 16px 38px}}
.fg h4{margin:0 0 10px;color:var(--ink)}.fg p{margin:10px 0 0}
.fcol{columns:2;column-gap:20px}.fcol a,.fcol1 a{display:block;padding:3px 0;text-decoration:none}.fcol a:hover,.fcol1 a:hover{color:var(--ac)}
.copy{margin:28px 0 0;padding-top:16px;border-top:1px solid var(--bd);font-size:.85rem}