/* PNGtoWebP.in - site styles */
:root{
  --bg:#f1f5f3; --surface:#ffffff; --ink:#0b2227; --muted:#4a6168; --line:#cfdcd8;
  --brand:#0b6b5d; --brand-d:#07493f; --tint:#dcefe9; --hl:#f7d046; --err:#c4382f; --ok:#14803c; --warn:#9a6700;
  --r:10px; --r-lg:16px;
  --font-head:'Bricolage Grotesque','Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
  --font-body:'Figtree','Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:17px;line-height:1.65;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
img,svg{max-width:100%}
a{color:var(--brand);text-underline-offset:3px}
a:hover{color:var(--brand-d)}
:focus-visible{outline:3px solid #1d8f7e;outline-offset:2px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.2;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.1rem);font-weight:800}
h2{font-size:clamp(1.45rem,2.6vw,1.9rem);font-weight:700}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:800px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:6px;z-index:999}
.skip:focus{left:8px}

/* ---------- Header ---------- */
.hdr{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}
.hdr-in{display:flex;align-items:center;gap:18px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--font-head);font-weight:800;font-size:1.3rem;letter-spacing:-.02em}
.brand svg{width:34px;height:34px;flex:none}
.brand b{background:var(--hl);color:var(--ink);padding:0 6px;border-radius:5px;font-size:.78em;margin-left:1px}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav>a,.nav-btn{font:inherit;font-size:.97rem;font-weight:600;color:var(--ink);text-decoration:none;background:none;border:0;padding:9px 13px;border-radius:8px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.nav>a:hover,.nav-btn:hover,.nav-btn[aria-expanded="true"]{background:var(--tint);color:var(--brand-d)}
.nav a[aria-current="page"]{box-shadow:inset 0 -3px 0 var(--brand);border-radius:0}
.nav .cta{background:var(--brand);color:#fff;margin-left:8px}
.nav .cta:hover{background:var(--brand-d);color:#fff}
.nav-btn svg{width:11px;height:11px;transition:transform .15s}
.nav-btn[aria-expanded="true"] svg{transform:rotate(180deg)}
.mega{position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(11,34,39,.12);display:none}
.mega.open{display:block}
.mega-in{display:grid;grid-template-columns:repeat(3,1fr);gap:6px 24px;padding:22px 20px 26px}
.mega h4{grid-column:1/-1;font-size:.95rem;margin:0 0 4px;color:var(--muted);font-weight:600}
.mega a{display:block;text-decoration:none;color:var(--ink);padding:10px 12px;border-radius:9px}
.mega a:hover{background:var(--tint)}
.mega a strong{display:block;font-family:var(--font-head);font-size:1.02rem}
.mega a span{font-size:.88rem;color:var(--muted);line-height:1.4;display:block}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center}
.burger svg{width:22px;height:22px}

/* ---------- Footer ---------- */
.ftr{background:#0b2227;color:#c9dbd7;margin-top:72px;font-size:.96rem}
.ftr a{color:#e5f1ee;text-decoration:none}
.ftr a:hover{text-decoration:underline;color:#fff}
.ftr-grid{display:grid;grid-template-columns:1.5fr 1.2fr 1fr 1fr;gap:34px;padding:52px 0 36px}
.ftr h4{color:#fff;font-size:1rem;margin-bottom:.8em}
.ftr ul{list-style:none;margin:0;padding:0}
.ftr li{margin:0 0 .5em}
.ftr .brand{color:#fff;margin-bottom:12px}
.ftr .brand b{color:var(--ink)}
.ftr p{color:#a9c2bd;max-width:36ch}
.ftr-bot{border-top:1px solid rgba(255,255,255,.14);padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:.9rem;color:#9bb5b0}

/* ---------- Buttons / forms ---------- */
.btn{font:inherit;font-weight:700;font-size:1rem;border:2px solid var(--brand);background:var(--brand);color:#fff;padding:11px 20px;border-radius:9px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1.2}
.btn:hover{background:var(--brand-d);border-color:var(--brand-d);color:#fff}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:transparent;color:var(--brand-d)}
.btn.ghost:hover{background:var(--tint);color:var(--brand-d)}
.btn.block{width:100%}
.btn.sm{padding:7px 13px;font-size:.92rem}
label{font-weight:600;font-size:.95rem;display:block;margin-bottom:6px}
.input,select.input,textarea.input,.field input,.field select,.field textarea{width:100%;font:inherit;color:var(--ink);background:#fff;border:1.5px solid #9db3ae;border-radius:9px;padding:11px 13px}
.field input:focus,.field select:focus,.field textarea:focus,.input:focus{outline:3px solid #9fd8cd;border-color:var(--brand)}
textarea{resize:vertical;min-height:130px;line-height:1.5}
.field{margin-bottom:16px}
.field small{display:block;color:var(--muted);margin-top:5px;font-size:.88rem}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.msg{padding:12px 14px;border-radius:9px;font-weight:600;font-size:.97rem;margin:14px 0}
.msg.ok{background:#e3f4e8;color:#0e5a2a;border:1px solid #a6d9b5}
.msg.err{background:#fde8e6;color:#8a2119;border:1px solid #f0b4af}
.msg.warn{background:#fff3d6;color:#6b4a00;border:1px solid #ecd28a}
.msg.info{background:var(--tint);color:var(--brand-d);border:1px solid #a9d6cb}
[hidden]{display:none!important}

/* ---------- Home ---------- */
.hero{padding:56px 0 30px}
.hero h1{max-width:18ch}
.hero p.lead{font-size:1.2rem;color:var(--muted);max-width:56ch}
.finder{display:flex;gap:10px;max-width:560px;margin:26px 0 8px}
.finder input{flex:1;font:inherit;padding:14px 16px;border:2px solid var(--ink);border-radius:11px;background:#fff}
.finder input:focus{outline:3px solid #9fd8cd}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{font:inherit;font-weight:600;font-size:.92rem;padding:7px 14px;border:1.5px solid var(--ink);background:#fff;border-radius:999px;cursor:pointer;color:var(--ink)}
.chip:hover{background:var(--tint)}
.chip[aria-pressed="true"]{background:var(--ink);color:#fff}
.hubs{padding:22px 0 8px}
.hub-group{margin-bottom:38px}
.hub-group>h2{display:flex;align-items:baseline;gap:12px;border-bottom:2px solid var(--ink);padding-bottom:8px}
.hub-group>h2 small{font-family:var(--font-body);font-size:.95rem;color:var(--muted);font-weight:500}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r-lg);padding:22px;display:flex;flex-direction:column;text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--brand);color:var(--ink);transform:translateY(-2px)}
.card .ico{width:46px;height:46px;border-radius:12px;background:var(--tint);color:var(--brand-d);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card .ico svg{width:26px;height:26px}
.card h3{margin-bottom:.35em}
.card p{color:var(--muted);font-size:.97rem;margin-bottom:14px;flex:1}
.card .go{font-weight:700;color:var(--brand);font-size:.97rem}
.card.feat{grid-column:span 3;flex-direction:row;gap:26px;align-items:center;background:var(--ink);border-color:var(--ink);color:#fff}
.card.feat p{color:#b8d0cb;font-size:1.05rem;max-width:60ch}
.card.feat .ico{background:var(--hl);color:var(--ink);width:64px;height:64px;margin:0;flex:none}
.card.feat .ico svg{width:34px;height:34px}
.card.feat .go{color:var(--hl)}
.card.feat:hover{border-color:var(--hl)}
.empty{padding:24px;border:2px dashed var(--line);border-radius:12px;text-align:center;color:var(--muted)}

/* ---------- Tool & article pages ---------- */
.crumbs{font-size:.92rem;color:var(--muted);padding:22px 0 0}
.crumbs a{color:var(--muted)}
.page-head{padding:14px 0 22px}
.page-head p.lead{font-size:1.15rem;color:var(--muted);max-width:62ch;margin:0}
.tool{background:var(--surface);border:1.5px solid var(--ink);border-radius:var(--r-lg);padding:26px;box-shadow:6px 6px 0 var(--tint)}
.tool h2{font-size:1.25rem}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start;margin-top:44px}
.prose{min-width:0}
.prose h2{margin-top:1.7em;padding-top:.2em}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:1.4em}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.1em}
.prose li{margin-bottom:.45em}
.prose table{width:100%;border-collapse:collapse;margin:1em 0 1.4em;font-size:.97rem}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.prose th{background:var(--tint)}
.prose code,.code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92em;background:#e6eeeb;padding:2px 6px;border-radius:5px}
.scroll-x{overflow-x:auto}
.steps{counter-reset:s;list-style:none;padding:0!important}
.steps li{counter-increment:s;position:relative;padding-left:46px;margin-bottom:16px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;background:var(--ink);color:#fff;font-family:var(--font-head);font-weight:700;display:flex;align-items:center;justify-content:center}
.aside{position:sticky;top:90px;display:grid;gap:16px}
.box{background:var(--surface);border:1.5px solid var(--line);border-radius:var(--r-lg);padding:18px 20px}
.box h3{font-size:1.05rem;margin-bottom:.6em}
.box ul{list-style:none;margin:0;padding:0}
.box li{margin:0 0 .45em;font-size:.97rem}
.sister{background:var(--tint);border-color:#a9d6cb}
.sister p{font-size:.95rem;margin-bottom:.6em}
.faq{margin-top:10px}
.faq details{background:var(--surface);border:1.5px solid var(--line);border-radius:12px;margin-bottom:10px}
.faq details[open]{border-color:var(--brand)}
.faq summary{cursor:pointer;font-weight:700;padding:15px 48px 15px 18px;list-style:none;position:relative;font-family:var(--font-head);font-size:1.05rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:1.5rem;font-weight:400;color:var(--brand);line-height:1}
.faq details[open] summary::after{content:"\2212"}
.faq .ans{padding:0 18px 6px}
.faq .ans p:last-child{margin-bottom:12px}
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:12px}
.related .card{padding:16px}
.related .card h3{font-size:1.02rem;margin:0 0 .3em}
.related .card p{margin:0;font-size:.9rem}
.share{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:22px;font-size:.95rem}
.share a{border:1.5px solid var(--ink);color:var(--ink);text-decoration:none;font-weight:600;padding:6px 13px;border-radius:8px;font-size:.9rem}
.share a:hover{background:var(--ink);color:#fff}
.article-meta{color:var(--muted);font-size:.95rem;margin-bottom:22px}
.post-list{display:grid;gap:18px}
.post-list .card{padding:24px}
.callout{border-left:5px solid var(--hl);background:#fffbe6;padding:14px 18px;border-radius:0 10px 10px 0;margin:1.2em 0}

/* ---------- Tool widgets ---------- */
.drop{border:2.5px dashed #6e918a;border-radius:14px;background:#f7fbf9;text-align:center;padding:38px 18px;transition:background .15s,border-color .15s}
.drop.over{background:var(--tint);border-color:var(--brand)}
.drop p{margin:0 0 6px}
.drop .big{font-family:var(--font-head);font-weight:700;font-size:1.25rem}
.drop .hint{color:var(--muted);font-size:.93rem}
.drop input[type=file]{position:absolute;width:1px;height:1px;opacity:0}
.files{display:grid;gap:10px;margin-top:18px}
.file{display:grid;grid-template-columns:64px 1fr auto;gap:14px;align-items:center;border:1.5px solid var(--line);border-radius:12px;padding:10px 12px;background:#fff}
.file img{width:64px;height:64px;object-fit:cover;border-radius:8px;background:repeating-conic-gradient(#e8efed 0 25%,#fff 0 50%) 0 0/16px 16px}
.file .nm{font-weight:700;word-break:break-all;line-height:1.3}
.file .sz{color:var(--muted);font-size:.9rem}
.file .sz b{color:var(--ok)}
.file .sz b.up{color:var(--warn)}
.ctl{display:flex;flex-wrap:wrap;gap:18px 26px;align-items:end;margin:20px 0 4px}
.ctl .field{margin:0;min-width:170px}
input[type=range]{width:100%;accent-color:var(--brand)}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg button{font:inherit;font-weight:600;border:1.5px solid var(--ink);background:#fff;border-radius:9px;padding:9px 14px;cursor:pointer;color:var(--ink)}
.seg button[aria-checked="true"],.seg button[aria-pressed="true"]{background:var(--ink);color:#fff}
.seg button small{display:block;font-weight:500;font-size:.75rem;opacity:.8}
.tabs{display:flex;gap:6px;border-bottom:2px solid var(--line);margin-bottom:18px}
.tabs button{font:inherit;font-weight:700;background:none;border:0;padding:10px 16px;cursor:pointer;color:var(--muted);border-bottom:3px solid transparent;margin-bottom:-2px}
.tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--brand)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;margin:0}
.kv dt{font-weight:600;color:var(--muted)}
.kv dd{margin:0;font-weight:700}
.bignum{font-family:var(--font-head);font-size:2.6rem;font-weight:800;line-height:1}
.pill{display:inline-block;background:var(--tint);color:var(--brand-d);font-weight:700;font-size:.85rem;padding:3px 10px;border-radius:999px}
.dark-console{background:#0e1b1f;color:#e5efec;border-radius:var(--r-lg);padding:22px;border:1.5px solid var(--ink)}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .layout{grid-template-columns:1fr}
  .aside{position:static;grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .card.feat{grid-column:span 2}
  .ftr-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .burger{display:flex}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 20px 18px;margin:0;box-shadow:0 18px 30px rgba(11,34,39,.12);max-height:calc(100vh - 70px);overflow-y:auto}
  .nav.open{display:flex}
  .nav>a,.nav-btn{padding:13px 12px}
  .nav a[aria-current="page"]{box-shadow:none;background:var(--tint)}
  .nav .cta{margin:8px 0 0;justify-content:center}
  .mega{position:static;box-shadow:none;border:0}
  .mega-in{grid-template-columns:1fr;padding:0 0 8px}
}
@media (max-width:640px){
  body{font-size:16.5px}
  .cards,.related,.grid2,.grid3,.aside{grid-template-columns:1fr}
  .card.feat{grid-column:span 1;flex-direction:column;align-items:flex-start}
  .ftr-grid{grid-template-columns:1fr}
  .tool{padding:18px;box-shadow:4px 4px 0 var(--tint)}
  .finder{flex-direction:column}
  .file{grid-template-columns:52px 1fr}
  .file>:last-child{grid-column:1/-1}
  .file img{width:52px;height:52px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{.hdr,.ftr,.share,.aside,.crumbs,.prose,.related{display:none!important}.layout{display:block}.tool{box-shadow:none}}