@font-face{font-family:"Manrope";src:url(/fonts/manrope.woff2) format("woff2");font-weight:400 800;font-display:swap}
:root{--ink:#15181d;--muted:#5a616d;--line:#e3e6eb;--green:#1a9d4f;--green-dk:#13793c;--sel:#e9f7ee;--wave-off:#c3c8d1;--panel:#f6f7f9;--warn:#fff6e3;--warn-line:#efd9a8;--bg:#fff}
*{box-sizing:border-box}[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 "Manrope",system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--green-dk)}a:hover{color:var(--ink)}
:focus-visible{outline:3px solid #2f6fe0;outline-offset:3px}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 20px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);text-decoration:none}.brand svg{width:28px;height:28px}
nav.main{display:flex;gap:20px}nav.main a{color:var(--muted);text-decoration:none;font-size:.95rem}nav.main a:hover,nav.main a[aria-current]{color:var(--ink)}nav.main a[aria-current]{font-weight:700}

.hero{text-align:center;padding:44px 20px 36px;border-bottom:1px solid var(--line)}
h1{font-size:clamp(1.9rem,4.8vw,2.9rem);line-height:1.08;letter-spacing:-.03em;font-weight:800;margin:0 auto .3em;max-width:20em}
.hero-sub{color:var(--muted);font-size:1.1rem;margin:0 auto 26px;max-width:32em}
.tool{max-width:760px;margin:0 auto}
.pick{position:relative;display:inline-flex;align-items:center;gap:10px;cursor:pointer;background:var(--green);color:#fff;border-radius:999px;padding:15px 30px;font-size:1.1rem;box-shadow:0 8px 22px rgba(26,157,79,.28)}
.pick::before{content:"";width:20px;height:20px;background:no-repeat center/contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 18V5l11-2v13'/%3E%3Ccircle cx='6' cy='18' r='3'/%3E%3Ccircle cx='17' cy='16' r='3'/%3E%3C/svg%3E")}
.pick:hover,.pick.drag{background:var(--green-dk)}
.pick:focus-within{outline:3px solid #2f6fe0;outline-offset:3px}
.pick input{position:absolute;width:1px;height:1px;opacity:0}
.pick b{font-weight:800}
.pick-note{color:var(--muted);font-size:.9rem;margin:10px 0 0}
.status{margin:12px 0 0;font-size:.94rem;color:var(--muted);min-height:1.6em}
.editor{margin-top:26px;text-align:left;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px 22px}
.file-name{font-weight:800;margin:0;word-break:break-all}.file-meta{color:var(--muted);font-size:.9rem;margin:0}
.editor.demo .file-name{color:var(--muted);font-weight:700}
.wave{position:relative;margin-top:14px;border-radius:10px;overflow:hidden;background:#fff;border:1px solid var(--line);touch-action:none;cursor:ew-resize}
.wave canvas{display:block;width:100%;height:110px}
.ctrls{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px;margin-top:16px}
.ctrls .full{grid-column:1/-1}
fieldset{border:0;margin:0;padding:0}legend{font-weight:700;font-size:.9rem;margin-bottom:4px;padding:0}
fieldset label{display:inline-block;font-size:.94rem;margin-right:14px}
.field{display:block;font-weight:700;font-size:.9rem}.field output{font-weight:400;color:var(--muted);margin-left:4px;font-variant-numeric:tabular-nums}
input[type=range]{width:100%;margin-top:10px;accent-color:var(--green)}
input[type=checkbox]{accent-color:var(--green)}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.btn{display:inline-block;border:0;border-radius:999px;padding:11px 20px;font:inherit;font-weight:700;cursor:pointer;background:var(--green);color:#fff;touch-action:manipulation}
.btn:hover{background:var(--green-dk)}
.btn.ghost{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}
.btn.ghost:hover{box-shadow:inset 0 0 0 1.5px var(--ink)}
.btn:disabled{opacity:.45;cursor:default}
.done{margin-top:16px;padding:14px 16px;border-radius:12px;background:var(--sel)}.done p{margin:.2em 0}

.body,main.wrap{max-width:720px;margin:0 auto;padding:30px 20px 64px}
.body .lead{font-size:1.1rem}
.breadcrumb{font-size:.9rem;color:var(--muted)}
h2{font-size:1.5rem;line-height:1.25;letter-spacing:-.02em;margin:2em 0 .5em;font-weight:800}
h3{font-size:1.06rem;margin:1.4em 0 .25em;font-weight:700}
li{margin-bottom:.35em}
.note{background:var(--warn);border:1px solid var(--warn-line);border-radius:10px;padding:12px 16px;margin:0 0 8px}.note p{margin:0}
footer.site{border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
footer.site .wrap{display:flex;gap:16px;flex-wrap:wrap;padding:22px 20px}
@media (max-width:680px){
  .hero{padding:28px 16px 28px}
  .editor{padding:16px}
  .ctrls{grid-template-columns:1fr}
  .body,main.wrap{padding:24px 16px 48px}
  nav.main{gap:14px}
}
/* Pro waitlist box (E29) */.pro{max-width:760px;margin:30px auto 6px;padding:18px 20px;border-radius:16px;background:var(--panel);border:1px solid var(--line)}.pro-tag{margin:0;font-size:.85rem;font-weight:700;color:var(--green-dk)}.pro-lead{font-size:1.3rem;font-weight:800;letter-spacing:-.02em;line-height:1.2;margin:.15em 0 .45em}.pro ul{margin:0 0 14px;padding-left:1.15em}.pro-price span,.pro-free{color:var(--muted)}.pro-dlg{border-radius:16px}.pro-buy{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px}.pro-price{margin:0}.pro-price b{font-size:1.1rem}.pro-price span{font-size:.92rem}.pro-free{font-size:.9rem;margin:12px 0 0}.pro-dlg{max-width:430px;width:calc(100% - 32px);padding:0;border:1px solid var(--line);color:inherit;background:#fff}.pro-dlg::backdrop{background:rgba(20,22,25,.4)}.pro-dlg-in{padding:20px 22px}.pro-dlg-in p{margin:0 0 .7em}.pro-dlg-h{font-weight:700;font-size:1.2rem}.pro-dlg-l{display:block;font-size:.9rem;font-weight:600;margin:.4em 0 4px}.pro-dlg input{width:100%;box-sizing:border-box;padding:9px 11px;border:1px solid var(--line);border-radius:6px;font:inherit;background:#fff}.pro-dlg-a{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.pro-dlg-ok{margin-top:12px!important;font-weight:600}@media print{.pro,.pro-dlg{display:none!important}}