:root {
  --bg: #0b0e12;
  --panel: #11161c;
  --panel-2: #161c24;
  --line: #232b36;
  --text: #e7ecf2;
  --muted: #8d99a8;
  --accent: #46e3a6;
  --accent-ink: #062418;
  --danger: #ff6b5e;
  --warn: #f2c14e;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(70, 227, 166, .07), transparent 60%),
    linear-gradient(var(--bg), var(--bg));
  color: var(--text);
  font: 16px/1.6 var(--sans);
}
a { color: var(--accent); }

.top {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  max-width: 760px; width: 100%; margin: 0 auto; padding: 1.4rem 1.25rem .5rem;
}
.brand { display: flex; align-items: center; gap: .6rem; color: var(--text); text-decoration: none; font-size: 1.02rem; letter-spacing: .01em; }
.brand svg { width: 30px; height: 30px; }
.brand .shackle { fill: none; stroke: var(--accent); stroke-width: 2.4; }
.brand .body { fill: var(--accent); }
.brand b { font-weight: 650; }
.badge {
  font: 500 .72rem/1 var(--mono); color: var(--muted);
  border: 1px solid var(--line); border-radius: 999px; padding: .45rem .7rem; white-space: nowrap;
}

main { flex: 1; max-width: 760px; width: 100%; margin: 0 auto; padding: 1rem 1.25rem 3rem; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(1.4rem, 4vw, 2.4rem);
  box-shadow: 0 30px 80px -40px rgba(0, 0, 0, .8);
}
.eyebrow {
  margin: 0 0 .6rem; font: 600 .75rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
}
.eyebrow.ok { color: var(--accent); }
.eyebrow.bad { color: var(--danger); }
h1 { margin: 0 0 .8rem; font-size: clamp(1.8rem, 5.5vw, 2.6rem); line-height: 1.1; letter-spacing: -.02em; font-weight: 700; }
h2 { font-size: 1.15rem; margin: 0 0 1rem; }
h3 { font-size: .95rem; margin: 1.2rem 0 .3rem; }
.lead { color: #c3ccd7; margin: 0 0 1.6rem; max-width: 58ch; }

label { display: block; font-size: .85rem; color: var(--muted); margin: 0 0 .4rem; }
.opt { color: #5f6b79; }
textarea, input, select {
  width: 100%; color: var(--text); background: var(--panel-2);
  border: 1px solid var(--line); border-radius: 12px; padding: .85rem 1rem; font: inherit;
  transition: border-color .15s, box-shadow .15s;
}
textarea { min-height: 190px; resize: vertical; font-family: var(--mono); font-size: .92rem; line-height: 1.55; }
textarea:focus, input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(70, 227, 166, .15); }
.counter { text-align: right; font: .75rem var(--mono); color: #5f6b79; margin: .35rem 0 1.1rem; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1.4rem; }
.field { margin-bottom: 1.1rem; }
.row .field { margin-bottom: 0; }

button, .ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font: 600 1rem/1 var(--sans); border-radius: 12px; cursor: pointer; text-decoration: none;
  padding: 1rem 1.4rem; border: 1px solid transparent; transition: transform .08s, filter .15s, background .15s;
}
button:active { transform: translateY(1px); }
button:disabled { opacity: .6; cursor: progress; }
.primary { width: 100%; background: var(--accent); color: var(--accent-ink); }
.primary:hover { filter: brightness(1.08); }
.primary.small { width: auto; padding: .8rem 1.1rem; font-size: .92rem; }
.primary.danger { background: var(--danger); color: #2a0703; }
.ghost { background: transparent; color: var(--text); border-color: var(--line); margin-top: 1.4rem; }
.ghost:hover { border-color: #3a4554; }

.linkbox { display: flex; gap: .6rem; margin-bottom: 1rem; }
.linkbox input { font-family: var(--mono); font-size: .82rem; color: var(--accent); }
.facts { padding-left: 1.1rem; color: #c3ccd7; margin: 1rem 0 0; }
.facts li { margin-bottom: .35rem; }

.note { border-radius: 12px; padding: .85rem 1rem; font-size: .9rem; margin: 0 0 1rem; }
.note.warn { background: rgba(242, 193, 78, .08); border: 1px solid rgba(242, 193, 78, .3); color: #f6d98e; }
.note.burned { background: rgba(70, 227, 166, .07); border: 1px solid rgba(70, 227, 166, .25); color: #9cefc9; }
.error { color: var(--danger); background: rgba(255, 107, 94, .08); border: 1px solid rgba(255, 107, 94, .3); border-radius: 12px; padding: .75rem 1rem; font-size: .9rem; }

pre#plain {
  white-space: pre-wrap; word-break: break-word; margin: 0 0 1.2rem;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px;
  padding: 1.1rem 1.2rem; font: .95rem/1.6 var(--mono); max-height: 60vh; overflow: auto;
}
.actions { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.actions .ghost { margin-top: 0; }

.how { margin-top: 2.6rem; padding: 0 .2rem; }
.how ol { margin: 0; padding: 0; list-style: none; counter-reset: s; display: grid; gap: 1rem; }
.how li { counter-increment: s; position: relative; padding-left: 2.6rem; color: #b7c1cd; font-size: .95rem; }
.how li::before {
  content: counter(s); position: absolute; left: 0; top: .05rem; width: 1.75rem; height: 1.75rem; border-radius: 50%;
  display: grid; place-items: center; font: 600 .8rem var(--mono); color: var(--accent); border: 1px solid rgba(70, 227, 166, .4);
}
.how b { color: var(--text); }
code { font-family: var(--mono); color: var(--accent); }
.small-print { font-size: .85rem; color: var(--muted); margin-top: 1.2rem; }

.topnav { display: flex; align-items: center; gap: .7rem; }
.studio-link {
  font: 600 .82rem/1 var(--sans); color: var(--text); text-decoration: none; white-space: nowrap;
  border: 1px solid var(--line); border-radius: 999px; padding: .5rem .8rem;
}
.studio-link:hover { border-color: var(--accent); color: var(--accent); }

.uses, .tips, .faq, .about { margin-top: 2.4rem; padding: 0 .2rem; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.chips li { border: 1px solid var(--line); background: var(--panel); border-radius: 999px; padding: .45rem .85rem; font-size: .88rem; color: #c3ccd7; }
.tips ul { margin: 0; padding-left: 1.1rem; color: #b7c1cd; font-size: .95rem; display: grid; gap: .7rem; }
.tips b { color: var(--text); }
.faq details { border-bottom: 1px solid var(--line); padding: .9rem 0; }
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; color: var(--text); }
.faq details p { margin: .6rem 0 0; color: #b7c1cd; font-size: .93rem; }
.about {
  display: flex; align-items: center; justify-content: space-between; gap: 1.2rem; flex-wrap: wrap;
  background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 1.4rem 1.5rem;
}
.about h2 { margin: 0 0 .3rem; }
.about p { margin: 0; color: #b7c1cd; font-size: .93rem; max-width: 46ch; }
.about .primary.small { text-decoration: none; }

.legal { margin-top: 2rem; border-top: 1px solid var(--line); padding-top: 1rem; color: var(--muted); font-size: .85rem; }
.legal summary { cursor: pointer; color: #b7c1cd; }
.legal p { margin: .4rem 0; }

footer { text-align: center; padding: 1.5rem 1rem 2rem; color: #5f6b79; font-size: .82rem; }
footer a { color: var(--muted); }

@media (max-width: 600px) {
  .badge { display: none; }
  .row { grid-template-columns: 1fr; }
  .linkbox { flex-direction: column; }
  .linkbox .primary.small { width: 100%; }
}
@media (max-width: 600px) {
  .brand { font-size: .9rem; }
  .brand span { white-space: nowrap; }
}