:root{--bg:#F1F4F9;--card:#fff;--ink:#101A33;--mute:#5A6780;--line:#D5DCE8;--acc:#2540E8;--accink:#fff;--ok:#0E7C4A;--soft:#E6EBFB;
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:#0F1524;--card:#18203A;--ink:#E8ECF6;--mute:#9AA6C0;--line:#2A3556;--acc:#8EA2FF;--accink:#0F1524;--ok:#52D49A;--soft:#222C4F;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#0F1524;--card:#18203A;--ink:#E8ECF6;--mute:#9AA6C0;--line:#2A3556;--acc:#8EA2FF;--accink:#0F1524;--ok:#52D49A;--soft:#222C4F;color-scheme:dark}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.5 "Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:680px;margin:0 auto;padding:28px 18px 48px}
h1{font-weight:800;font-size:clamp(34px,9vw,52px);line-height:1.02;letter-spacing:-.03em;margin:0 0 10px}
.sub{color:var(--mute);margin:0 0 24px;max-width:46ch}
nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;margin-bottom:14px}
nav button{flex:none;font:inherit;font-weight:600;font-size:15px;padding:9px 14px;border-radius:999px;border:1.5px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}
nav button[aria-selected="true"]{background:var(--acc);border-color:var(--acc);color:var(--accink)}
button:focus-visible,label:focus-within,select:focus-visible,input:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
.card{background:var(--card);border:1.5px solid var(--line);border-radius:18px;padding:20px}
.drop{display:block;border:2px dashed var(--acc);border-radius:14px;padding:34px 16px;text-align:center;cursor:pointer;background:var(--soft);transition:transform .12s}
.drop.over{transform:scale(1.015)}
.drop b{display:block;font-size:19px;margin-bottom:2px}
.drop span{color:var(--mute);font-size:14px}
.drop input{position:absolute;opacity:0;width:1px;height:1px}
.opts{display:flex;flex-wrap:wrap;gap:14px 20px;margin:16px 0 0}
.opts>div{flex:1 1 180px}
.opts label{display:block;font-size:14px;font-weight:600;margin-bottom:5px}
select,input[type=range]{width:100%}
select{font:inherit;padding:9px 10px;border-radius:10px;border:1.5px solid var(--line);background:var(--card);color:var(--ink)}
input[type=range]{accent-color:var(--acc)}
.note{font-size:13.5px;color:var(--mute);margin:14px 0 0}
.status{margin:16px 0 0;font-weight:600;min-height:1.5em}
.res{list-style:none;margin:14px 0 0;padding:0}
.res li{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line)}
.res .nm{flex:1;min-width:0}
.res .nm div:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.res .nm div:last-child{font-size:14px;color:var(--mute)}
.res .nm em{font-style:normal;color:var(--ok);font-weight:700}
.save{flex:none;font:inherit;font-weight:700;padding:9px 16px;border-radius:10px;border:0;background:var(--acc);color:var(--accink);cursor:pointer}
.priv{margin-top:22px;font-size:14px;color:var(--mute)}
.hide{display:none!important}
.tb{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 10px}
.tb button{font:inherit;font-weight:600;font-size:14.5px;padding:8px 13px;border-radius:10px;border:1.5px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}
.tb button[aria-pressed="true"]{background:var(--acc);border-color:var(--acc);color:var(--accink)}
.txbar{display:flex;gap:8px;margin-bottom:10px}
input[type=text]{font:inherit;padding:9px 10px;border-radius:10px;border:1.5px solid var(--line);background:var(--card);color:var(--ink)}
.txbar input{flex:1;min-width:0}
.pg{position:relative;margin:12px 0;border:1px solid var(--line);background:#fff}
.pg canvas{display:block;width:100%;height:auto}
.pg .ov{position:absolute;left:0;top:0}
#pgs.draw .ov{touch-action:none;cursor:crosshair}
.big{width:100%;padding:13px;margin-top:6px;font-size:16px}
@media (prefers-reduced-motion:reduce){.drop{transition:none}}

nav a{flex:none;font-weight:600;font-size:15px;padding:9px 14px;border-radius:999px;border:1.5px solid var(--line);color:var(--ink);text-decoration:none}
nav a[aria-selected="true"]{background:var(--acc);border-color:var(--acc);color:var(--accink)}
nav a:focus-visible,.brand:focus-visible,.tile:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
.brand{font-weight:800;font-size:22px;letter-spacing:-.02em;color:var(--ink);text-decoration:none;display:inline-block;margin-bottom:22px}
h2{font-size:22px;letter-spacing:-.01em;margin:36px 0 10px}
h3{font-size:17px;margin:18px 0 4px}
.seo p,.seo li{max-width:62ch}.seo ol{padding-left:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px;margin-top:26px}
.tile{display:block;padding:18px;border:1.5px solid var(--line);border-radius:16px;background:var(--card);color:var(--ink);text-decoration:none}
.tile b{display:block;font-size:18px;margin-bottom:4px}.tile span{color:var(--mute);font-size:15px}
footer{margin-top:44px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--mute)}
footer a{color:var(--mute)}