:root{
  --bg:#F2F0FF; --surface:#FFFFFF; --ink:#19163A; --muted:#5E5A7D;
  --line:#DEDAF5; --primary:#4A2CF5; --primary-ink:#FFFFFF; --ok:#0E9F6E; --err:#D1344B; --soft:#E7E3FF;
  --font:"Bricolage Grotesque", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#110F24; --surface:#1B1838; --ink:#EEECFF; --muted:#A9A5CC;
    --line:#2E2A57; --primary:#8C7BFF; --primary-ink:#110F24; --ok:#3DD598; --err:#FF6B81; --soft:#241F4A;
  }
}
:root[data-theme="dark"]{
  --bg:#110F24; --surface:#1B1838; --ink:#EEECFF; --muted:#A9A5CC;
  --line:#2E2A57; --primary:#8C7BFF; --primary-ink:#110F24; --ok:#3DD598; --err:#FF6B81; --soft:#241F4A;
}
*,*::before,*::after{box-sizing:inherit}
[hidden]{display:none!important}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.5;-webkit-font-smoothing:antialiased}
img,svg,canvas{max-width:100%}
a{color:var(--primary)}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--primary);outline-offset:2px;border-radius:6px}

.wrap{max-width:900px;margin:0 auto;padding:0 20px}
.top{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:750;font-size:22px;letter-spacing:-.02em}
.brand svg{width:34px;height:34px}
.lang{appearance:none;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:7px 30px 7px 14px;font-size:15px;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%235E5A7D' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}

.hero{padding:26px 0 24px}
.hero h1,.tv-head h1{font-weight:800;letter-spacing:-.035em;line-height:1.02;margin:0 0 14px;font-variation-settings:"opsz" 96}
.hero h1{font-size:clamp(34px,6.4vw,60px);max-width:15ch}
.tv-head h1{font-size:clamp(30px,5vw,46px)}
.hero p,.tv-head p{margin:0;color:var(--muted);font-size:19px;max-width:54ch}

.perks{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:20px 0 0}
.perks li{display:flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:7px 14px 7px 10px;font-size:15px;font-weight:650}
.perks svg{width:18px;height:18px;fill:none;stroke:var(--ok);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.perks.small{margin-top:14px}
.perks.small li{font-size:14px;padding:5px 12px 5px 8px}
.hero h1{font-size:clamp(40px,8.4vw,84px);max-width:none;letter-spacing:-.045em;line-height:.98}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin-bottom:34px}
.card{display:flex;flex-direction:column;gap:4px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:16px;text-decoration:none;color:var(--ink);transition:border-color .15s}
.card:hover{border-color:var(--primary)}
.card .ic{width:42px;height:42px;border-radius:12px;background:var(--soft);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:8px}
.card .ic svg{width:24px;height:24px}
.card strong{font-size:18px;letter-spacing:-.01em;line-height:1.2}
.card span{color:var(--muted);font-size:15px;line-height:1.35}

.back{display:inline-flex;align-items:center;gap:6px;color:var(--muted);text-decoration:none;font-weight:600;font-size:15px;margin:6px 0 14px}
.back:hover{color:var(--primary)}
.back svg{width:16px;height:16px}
.tv-head{margin-bottom:22px}

.tool{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:18px;margin-bottom:22px}
.drop{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:6px;
  border:2px dashed var(--line);border-radius:18px;padding:34px 18px;cursor:pointer;background:var(--soft);transition:border-color .15s}
.drop:hover,.drop.over{border-color:var(--primary)}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer}
.loop{width:150px;height:76px;margin-bottom:6px}
.loop .track{stroke:var(--line)}
.loop .run{stroke:var(--primary);stroke-dasharray:60 240;animation:run 3.2s linear infinite}
@keyframes run{to{stroke-dashoffset:-300}}
@media (prefers-reduced-motion: reduce){.loop .run{animation:none;stroke-dasharray:none}}
.drop strong{font-size:21px;letter-spacing:-.01em}
.drop span{color:var(--muted);font-size:15px}
.msg{color:var(--err);margin:10px 0 0}

.options{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin:16px 0}
.field{display:flex;flex-direction:column;gap:6px;font-size:15px;color:var(--muted)}
.field select,.field input[type=number],.field input[type=text],.field textarea{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px;color:var(--ink);width:100%}
.field textarea{font:inherit;resize:vertical;min-height:60px}
.field input[type=color]{width:100%;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:4px;cursor:pointer}
@media (min-width:600px){.hero h1{white-space:nowrap}}
.field input[type=range]{accent-color:var(--primary);width:100%}
.check{flex-direction:row;align-items:center;gap:8px;color:var(--ink)}
.check input{accent-color:var(--primary);width:18px;height:18px}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg label,.seg button{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:9px 10px;border:1px solid var(--line);border-radius:10px;cursor:pointer;color:var(--ink);background:var(--bg);min-width:64px}
.seg button[aria-pressed="true"]{border-color:var(--primary);background:var(--soft);color:var(--primary);font-weight:700}
.seg input{accent-color:var(--primary)}
.unit{display:flex;align-items:center;gap:8px}
.unit span{color:var(--muted)}
.full{grid-column:1 / -1}
.note{color:var(--muted);font-size:15px;margin:0}

.pv{margin:6px 0 16px}
.pv p{margin:0 0 8px;color:var(--muted);font-size:14px}
.stage-box{display:flex;justify-content:center;border-radius:14px;overflow:hidden;margin:4px 0 8px;
  background:conic-gradient(var(--soft) 25%,var(--surface) 0 50%,var(--soft) 0 75%,var(--surface) 0) 0 0/18px 18px}
.stage-box canvas{display:block}
#stage{touch-action:none;cursor:crosshair}
.pv .stage-box canvas{max-height:420px;width:auto}
.hint{color:var(--muted);font-size:15px;margin:0 0 10px}
.ed-info{color:var(--muted);font-size:14px;margin:0;text-align:center;min-height:21px}

.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.btn{border:0;border-radius:12px;padding:13px 20px;font-weight:700;cursor:pointer}
.btn-main{background:var(--primary);color:var(--primary-ink)}
.btn-main:disabled{opacity:.5;cursor:not-allowed}
.btn-ghost{background:transparent;border:1px solid var(--line)}
.btn-ghost:disabled{opacity:.45;cursor:not-allowed}
.count{color:var(--muted);font-size:15px;margin-left:auto}

.results{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.results li{display:grid;grid-template-columns:1fr auto;gap:4px 12px;align-items:center;padding:12px 14px;border:1px solid var(--line);border-radius:14px}
.results .name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.results .meta{grid-column:1;color:var(--muted);font-size:14px}
.results .meta .down{color:var(--ok);font-weight:700}
.results .meta .up{color:var(--err);font-weight:700}
.results .side{grid-row:1 / span 2;grid-column:2;display:flex;gap:6px;align-items:center}
.results .dl{background:var(--primary);color:var(--primary-ink);text-decoration:none;padding:8px 14px;border-radius:10px;font-weight:700;font-size:15px}
.results .rm{background:transparent;border:1px solid var(--line);width:34px;height:34px;border-radius:10px;cursor:pointer;color:var(--muted);font-size:18px;line-height:1}
.results .st-error{color:var(--err)}
.results .st-working{color:var(--primary)}
.all{margin-top:12px;width:100%}

.privacy{display:flex;gap:12px;align-items:flex-start;color:var(--muted);font-size:16px;margin:0 0 40px;max-width:62ch}
.privacy svg{flex:none;width:22px;height:22px;margin-top:2px;color:var(--ok)}
.ad-slot{margin:0 0 28px;min-height:90px}

.faq h2{font-size:28px;letter-spacing:-.02em;margin:0 0 12px}
.faq details{border-top:1px solid var(--line);padding:14px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:650;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--primary);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"\2212"}
.faq p{margin:10px 0 0;color:var(--muted);max-width:64ch}

footer{padding:40px 0 30px;color:var(--muted);font-size:14px;display:flex;flex-wrap:wrap;gap:8px 18px}
footer a{color:var(--muted)}

@media (max-width:560px){
  .tool{padding:12px;border-radius:18px}
  .drop{padding:26px 14px}
  .count{margin-left:0;width:100%}
  .btn{flex:1}
  .grid{grid-template-columns:1fr 1fr}
  .card{padding:14px}
  .card strong{font-size:16px}
  .card span{font-size:14px}
}

.sec{font-size:24px;letter-spacing:-.02em;margin:0 0 14px}
.how{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:22px clamp(18px,3vw,28px);margin:0 0 34px}
.how h2{font-size:24px;letter-spacing:-.02em;margin:0 0 12px}
.steps{margin:0;padding-left:22px;color:var(--muted)}
.steps li{margin:0 0 8px;max-width:66ch}
.steps li::marker{color:var(--primary);font-weight:800}
.legal{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:28px clamp(18px,4vw,40px);margin:10px 0 30px}
.legal h1{font-size:clamp(30px,5vw,42px);letter-spacing:-.03em;line-height:1.08;margin:0 0 6px;font-weight:800}
.legal .upd{color:var(--muted);margin:0 0 22px;font-size:15px}
.legal h2{font-size:20px;letter-spacing:-.01em;margin:28px 0 8px}
.legal p{max-width:68ch;line-height:1.6}
.ph{background:#FFF3C4;color:#5C4400;padding:0 4px;border-radius:4px}
.langs{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.langs a{background:var(--primary);color:var(--primary-ink);text-decoration:none;font-weight:700;padding:12px 20px;border-radius:12px}