:root{
  --bg:#F2F5F8;--surface:#FFFFFF;--surface2:#EAEFF4;--ink:#0E1B2B;--muted:#4E5D6C;--line:#D3DAE2;
  --accent:#D93E12;--accent-ink:#FFFFFF;--accent-soft:#FCE8E1;--ok:#137A46;--warn:#9A5B00;--focus:#1B5FD6;
  --shadow:0 1px 2px rgba(14,27,43,.06),0 8px 24px rgba(14,27,43,.06);
  --f-display:"Archivo","Segoe UI",system-ui,sans-serif;
  --f-body:"Public Sans","Segoe UI",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0B121A;--surface:#131C27;--surface2:#1B2633;--ink:#E7EDF3;--muted:#96A4B3;--line:#27333F;
    --accent:#FF6B3D;--accent-ink:#1A0A03;--accent-soft:#2C1A13;--ok:#4CC98A;--warn:#F0B44C;--focus:#6EA2FF;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35);color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0B121A;--surface:#131C27;--surface2:#1B2633;--ink:#E7EDF3;--muted:#96A4B3;--line:#27333F;
  --accent:#FF6B3D;--accent-ink:#1A0A03;--accent-soft:#2C1A13;--ok:#4CC98A;--warn:#F0B44C;--focus:#6EA2FF;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35);color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6;padding-inline:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:20px}
h1,h2,h3{font-family:var(--f-display);line-height:1.12;text-wrap:balance;margin:0}
h1{font-size:clamp(2rem,4.6vw,3.3rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.4rem,2.6vw,1.9rem);font-weight:750;letter-spacing:-.01em}
h3{font-size:1.08rem;font-weight:700}
p{margin:0}
.mono{font-family:var(--f-mono)}
.eyebrow{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* header */
.top{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:env(safe-area-inset-top,0px);z-index:30}
.top .wrap{display:flex;align-items:center;gap:8px;min-height:64px;padding-block:8px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--f-display);font-weight:800;font-size:1.2rem;letter-spacing:-.02em;flex:none}
.mark{width:28px;height:28px;position:relative;flex:none}
.mark::before,.mark::after{content:"";position:absolute;width:12px;height:12px;border:3px solid var(--ink)}
.mark::before{left:0;top:0;border-right:0;border-bottom:0}
.mark::after{right:0;bottom:0;border-left:0;border-top:0}
.mark i{position:absolute;left:8px;top:8px;width:12px;height:12px;background:var(--accent)}
.nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap;margin-left:24px}
.nav>a,.nav>.has-menu>summary{text-decoration:none;padding:9px 12px;border-radius:8px;font-weight:600;font-size:.92rem;color:var(--muted);cursor:pointer;list-style:none;display:inline-flex;align-items:center;gap:4px}
.nav>a:hover,.nav>.has-menu[open]>summary,.nav>.has-menu:hover>summary{background:var(--surface2);color:var(--ink)}
.nav>.has-menu>summary::-webkit-details-marker{display:none}
.nav>.has-menu>summary::after{content:"";width:6px;height:6px;border:2px solid currentColor;border-top:0;border-right:0;transform:rotate(-45deg);margin-top:-3px}
.has-menu{position:relative}
.menu{position:absolute;top:calc(100% + 6px);left:0;background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:6px;display:grid;grid-template-columns:repeat(2,minmax(150px,1fr));gap:2px;min-width:300px;z-index:30}
.menu a{display:block;text-decoration:none;color:var(--ink);font-size:.88rem;font-weight:600;padding:8px 10px;border-radius:7px;white-space:nowrap}
.menu a:hover{background:var(--surface2);color:var(--accent)}
.top-actions{display:flex;align-items:center;gap:6px;margin-left:auto;flex:none}
.theme-toggle{appearance:none;border:1px solid var(--line);background:var(--surface);width:38px;height:38px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink);flex:none}
.theme-toggle:hover{border-color:var(--accent);color:var(--accent)}
.theme-toggle svg{width:19px;height:19px}
.theme-toggle .i-moon{display:none}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .theme-toggle .i-sun{display:none}:root:not([data-theme="light"]) .theme-toggle .i-moon{display:block}}
:root[data-theme="dark"] .theme-toggle .i-sun{display:none}
:root[data-theme="dark"] .theme-toggle .i-moon{display:block}
.nav-burger{display:none;appearance:none;border:1px solid var(--line);background:var(--surface);width:38px;height:38px;border-radius:9px;align-items:center;justify-content:center;cursor:pointer;color:var(--ink);flex:none}
.nav-burger svg{width:18px;height:18px}

/* hero */
.hero{padding-block:40px 28px}
.hero .grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:36px;align-items:start}
.hero .lead{color:var(--muted);font-size:1.1rem;margin-top:16px;max-width:52ch}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.chip{display:inline-block;padding:6px 12px;border:1px solid var(--line);background:var(--surface);border-radius:999px;font-size:.88rem;font-weight:600;text-decoration:none}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.trust{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;font-size:.9rem;color:var(--muted)}
.trust span::before{content:"";display:inline-block;width:8px;height:8px;background:var(--ok);margin-right:8px;border-radius:2px}
.crumbs{font-size:.86rem;color:var(--muted);margin-bottom:14px}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}

/* tool card */
.tool{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:18px;display:flex;flex-direction:column;gap:14px;min-width:0}
.tool-h{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.tool-h b{font-family:var(--f-display);font-size:1.05rem}
.badge{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;background:var(--accent-soft);color:var(--accent);padding:3px 8px;border-radius:6px;font-weight:600}
.drop{position:relative;border-radius:10px;background:var(--surface2);padding:34px 18px;text-align:center;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:10px;
  --m:var(--ink);
  background-image:
   linear-gradient(var(--m),var(--m)),linear-gradient(var(--m),var(--m)),
   linear-gradient(var(--m),var(--m)),linear-gradient(var(--m),var(--m)),
   linear-gradient(var(--m),var(--m)),linear-gradient(var(--m),var(--m)),
   linear-gradient(var(--m),var(--m)),linear-gradient(var(--m),var(--m));
  background-size:18px 2px,2px 18px,18px 2px,2px 18px,18px 2px,2px 18px,18px 2px,2px 18px;
  background-position:8px 8px,8px 8px,calc(100% - 8px) 8px,calc(100% - 8px) 8px,8px calc(100% - 8px),8px calc(100% - 8px),calc(100% - 8px) calc(100% - 8px),calc(100% - 8px) calc(100% - 8px);
  background-repeat:no-repeat;background-color:var(--surface2)}
.drop:hover,.drop.over{--m:var(--accent);background-color:var(--accent-soft)}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.drop .big{font-family:var(--f-display);font-weight:750;font-size:1.15rem}
.drop .small{color:var(--muted);font-size:.9rem}
.btn{appearance:none;border:0;cursor:pointer;font:inherit;font-weight:700;padding:11px 18px;border-radius:9px;background:var(--accent);color:var(--accent-ink);display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none}
.btn:hover{filter:brightness(1.08)}
.btn[disabled]{opacity:.5;cursor:not-allowed;filter:none}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--ink)}
.btn.sm{padding:6px 10px;font-size:.85rem;border-radius:7px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
label.f{display:flex;flex-direction:column;gap:5px;font-size:.84rem;font-weight:600;color:var(--muted)}
select,input[type=text],input[type=number]{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:9px 10px;width:100%;min-width:0}
input[type=range]{width:100%;accent-color:var(--accent)}
.status{font-size:.92rem;color:var(--muted);min-height:1.4em}
.status.ok{color:var(--ok);font-weight:600}
.status.err{color:var(--accent);font-weight:600}
.files{display:flex;flex-direction:column;gap:6px}
.file{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:6px 8px;background:var(--surface)}
.file .n{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.9rem}
.file .s{font-family:var(--f-mono);font-size:.76rem;color:var(--muted)}
.prev{position:relative;background:var(--surface2);border-radius:10px;padding:10px;display:flex;justify-content:center;overflow:hidden}
.prev .stage{position:relative;max-width:100%;line-height:0}
.prev canvas{max-width:100%;height:auto;display:block;background:#fff;box-shadow:0 1px 6px rgba(0,0,0,.2)}
.prev .box{position:absolute;border:2px solid var(--accent);background:rgba(217,62,18,.10);pointer-events:none}
.prev .box.dim{border-style:dashed;background:transparent;opacity:.75}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px;max-height:340px;overflow:auto;padding:4px}
.thumb{position:relative;border:2px solid var(--line);border-radius:8px;padding:4px;background:var(--surface);cursor:pointer;text-align:center;font-size:.78rem;font-family:var(--f-mono)}
.thumb canvas{max-width:100%;height:auto;display:block;background:#fff}
.thumb.off{border-color:var(--accent);background:var(--accent-soft)}
.thumb.off canvas{opacity:.35}
.thumb.off::after{content:"REMOVE";position:absolute;left:50%;top:40%;transform:translate(-50%,-50%);font-weight:700;color:var(--accent);font-size:.72rem;letter-spacing:.06em}
.note{font-size:.85rem;color:var(--muted)}
.ad{border:1px dashed var(--line);border-radius:10px;padding:18px;text-align:center;color:var(--muted);font-family:var(--f-mono);font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;min-height:90px;display:flex;align-items:center;justify-content:center}

/* sections */
section.s{padding-block:38px}
section.s>.wrap>h2{margin-bottom:18px}
.lede{color:var(--muted);max-width:66ch;margin-bottom:22px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.card{display:flex;flex-direction:column;gap:6px;text-decoration:none;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;min-width:0}
a.card:hover{border-color:var(--accent);transform:translateY(-1px)}
.card p{color:var(--muted);font-size:.92rem}
.card .k{font-family:var(--f-mono);font-size:.72rem;color:var(--accent);letter-spacing:.06em;text-transform:uppercase}
ol.steps{list-style:none;counter-reset:st;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
ol.steps li{counter-increment:st;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:6px}
ol.steps li::before{content:"Step " counter(st);font-family:var(--f-mono);font-size:.74rem;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.prose{max-width:70ch}
.prose p+p,.prose p+h2,.prose ul+p,.prose p+ul,.prose h2+p{margin-top:14px}
.prose h2{margin-top:30px}
.prose ul{padding-left:20px;margin:0}
.prose li+li{margin-top:6px}
details.faq{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:0}
details.faq+details.faq{margin-top:10px}
details.faq summary{cursor:pointer;padding:14px 16px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
details.faq summary::after{content:"+";font-family:var(--f-mono);color:var(--accent)}
details.faq[open] summary::after{content:"-"}
details.faq p{padding:0 16px 16px;color:var(--muted)}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.calc{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;align-items:end}
.out{font-family:var(--f-display);font-weight:800;font-size:2.2rem;line-height:1;font-variant-numeric:tabular-nums}
.out small{font-family:var(--f-body);font-weight:600;font-size:.9rem;color:var(--muted)}
table.t{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden}
table.t th,table.t td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;font-size:.95rem}
table.t th{background:var(--surface2);font-family:var(--f-mono);font-size:.76rem;text-transform:uppercase;letter-spacing:.06em}
.scroll{overflow-x:auto}
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;display:flex;flex-direction:column;gap:12px}
.plan.hl{border-color:var(--accent);box-shadow:var(--shadow)}
.plan ul{margin:0;padding-left:18px;color:var(--muted)}
.price{font-family:var(--f-display);font-weight:800;font-size:2rem}
footer.foot{margin-top:56px;background:var(--surface2);border-top:1px solid var(--line);padding-block:40px 24px;font-size:.92rem}
.foot-top{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap;padding-bottom:28px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.foot-brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--f-display);font-weight:800;font-size:1.2rem;color:var(--ink)}
.foot-tag{color:var(--muted);font-size:.92rem;max-width:40ch;margin-top:8px}
.foot-brand-col{max-width:360px}
.foot .cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.foot h3{font-size:.76rem;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:12px}
.foot a{display:block;text-decoration:none;color:var(--ink);opacity:.82;padding:4px 0;font-size:.9rem}
.foot a:hover{color:var(--accent);opacity:1}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-top:28px;padding-top:20px;border-top:1px solid var(--line)}
.foot-bottom .copy{color:var(--muted);font-size:.85rem}
.foot-bottom .legal{display:flex;gap:16px;flex-wrap:wrap}
.foot-bottom .legal a{display:inline;text-decoration:none;color:var(--muted);font-size:.85rem;padding:0}
.foot-bottom .legal a:hover{color:var(--accent)}
.fine{margin-top:0;color:var(--muted);font-size:.82rem;max-width:90ch}
@media (max-width:860px){.foot .cols{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.foot .cols{grid-template-columns:1fr}}
.demo-bar{background:var(--ink);color:var(--bg);font-size:.82rem;text-align:center;padding:6px 12px}
[data-route]{display:none}
[data-route].on{display:block}
@media (max-width:860px){.hero .grid{grid-template-columns:minmax(0,1fr)}
  .nav-burger{display:inline-flex}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;margin:0;padding:8px 20px 14px;box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .nav>a,.nav>.has-menu>summary{width:100%;padding:11px 10px}
  .menu{position:static;box-shadow:none;border:0;background:var(--surface2);grid-template-columns:1fr 1fr;margin:4px 0 8px}
  .top .wrap{position:relative}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}a.card:hover{transform:none}}