:root{--bg:#f7f6f2;--card:#fff;--ink:#1d2330;--muted:#5d6577;--line:#e3e0d8;--brand:#1f5eff;--brand-ink:#fff;--ok:#127a3f;--warn:#a35a00;--bad:#b3261e;--r:14px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Noto Sans Arabic",sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
header.top{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:14px 0}
.logo{font-weight:800;font-size:20px;text-decoration:none;color:var(--ink)}.logo span{color:var(--brand)}
select,input,textarea,button{font:inherit}
select,input[type=text],input[type=email],input[type=date],input[type=number],textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
textarea{min-height:220px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:12px 18px;background:var(--brand);color:var(--brand-ink);font-weight:700;cursor:pointer;text-decoration:none;min-height:46px}
.btn.secondary{background:#e9eefc;color:var(--brand)}.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--line)}
.btn:disabled{opacity:.55;cursor:not-allowed}.btn.block{width:100%}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:14px 0}
.hero h1{font-size:clamp(26px,6vw,38px);line-height:1.15;margin:18px 0 8px}.hero p{color:var(--muted);margin:0 0 14px}
.grid2{display:grid;gap:12px;grid-template-columns:1fr}@media(min-width:640px){.grid2{grid-template-columns:1fr 1fr}}
.tool{display:block;text-decoration:none;color:inherit}.tool h3{margin:0 0 4px}.tool p{margin:0;color:var(--muted)}
.banner{background:#fff7e6;border:1px solid #f3d9a4;color:#5c3b00;border-radius:12px;padding:10px 12px;font-size:14px;margin:10px 0}
.banner.demo{background:#ffe9ec;border-color:#f5b5bf;color:#7a1020;font-weight:700}
.drop{border:2px dashed #b9c3dd;border-radius:var(--r);padding:22px;text-align:center;background:#fbfcff;cursor:pointer}
.drop.has{border-style:solid;border-color:var(--brand)}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;justify-content:center}.thumbs span{font-size:13px;background:#eef1f8;border-radius:8px;padding:4px 8px}
label.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted)}label.check input{margin-top:4px;width:20px;height:20px;flex:none}
.kv{display:grid;grid-template-columns:minmax(110px,35%) 1fr;gap:6px 12px}.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:600}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;background:#eef1f8;font-size:13px}
.ok{color:var(--ok)}.warn{color:var(--warn)}.bad{color:var(--bad)}
ul.clean{padding-inline-start:20px;margin:6px 0}
.row{display:flex;gap:10px;flex-wrap:wrap}.row>*{flex:1 1 200px}
.hidden{display:none!important}
.spinner{width:20px;height:20px;border:3px solid #c9d4f5;border-top-color:var(--brand);border-radius:50%;animation:s 0.8s linear infinite}@keyframes s{to{transform:rotate(360deg)}}
footer{color:var(--muted);font-size:14px;padding:26px 0 40px;border-top:1px solid var(--line);margin-top:30px}
footer a{margin-inline-end:14px}
.period{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;align-items:end;margin-bottom:8px}
.period button{min-height:42px;padding:0 12px}
.big{font-size:28px;font-weight:800}
small.muted,.muted{color:var(--muted)}
[dir=rtl] .kv{direction:rtl}
.prose h1{font-size:28px;line-height:1.2}.prose h2{font-size:20px;margin-top:26px}