:root {
  --bg: #0b1220;
  --bg-elev: #121a2b;
  --bg-card: #162033;
  --border: #243049;
  --text: #e8eef9;
  --muted: #9aacc8;
  --accent: #3dd6c6;
  --accent-dim: #2a9f93;
  --warn: #f0b429;
  --bad: #f07178;
  --good: #7fd99a;
  --radius: 12px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(1200px 600px at 10% -10%, #1a2a44 0%, transparent 55%),
              radial-gradient(900px 500px at 100% 0%, #132a36 0%, transparent 50%),
              var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
}
a { color: var(--accent); }
.skip {
  position: absolute; left: -9999px;
}
.skip:focus { left: 1rem; top: 1rem; background: var(--accent); color: #042; padding: .5rem 1rem; z-index: 99; }

.wrap { width: min(920px, calc(100% - 2rem)); margin: 0 auto; }

.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(11,18,32,.85);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 10;
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding: .85rem 0; gap: 1rem;
}
.logo { color: var(--text); text-decoration: none; font-weight: 650; letter-spacing: .02em; }
.logo span { color: var(--muted); font-weight: 500; }
.runs-pill {
  font-size: .85rem; color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px;
  padding: .35rem .8rem; background: var(--bg-elev);
}
.runs-pill.warn { color: var(--warn); border-color: #5a4a1a; }
.runs-pill.locked { color: var(--bad); border-color: #5a2a30; }

.hero { padding: 2.25rem 0 1.25rem; }
.eyebrow {
  display: inline-block; font-size: .78rem; text-transform: uppercase;
  letter-spacing: .08em; color: var(--accent); font-weight: 650; margin-bottom: .6rem;
}
.hero h1 {
  font-size: clamp(1.55rem, 4vw, 2.15rem);
  line-height: 1.2; margin: 0 0 .75rem; font-weight: 750;
}
.lead { color: var(--muted); margin: 0 0 1.25rem; max-width: 58ch; font-size: 1.05rem; }
.checks {
  display: flex; flex-wrap: wrap; gap: .45rem; margin: 0; padding: 0; list-style: none;
}
.checks li {
  font-size: .78rem; color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px;
  padding: .28rem .65rem; background: var(--bg-elev);
}

.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.panel h2 { margin: 0 0 .85rem; font-size: 1.05rem; }
label {
  display: block; font-size: .85rem; color: var(--muted); margin-bottom: .35rem; font-weight: 600;
}
input[type="text"], textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: .7rem .85rem;
  font: inherit;
  resize: vertical;
}
input[type="text"]:focus, textarea:focus {
  outline: 2px solid var(--accent-dim); border-color: var(--accent-dim);
}
textarea { min-height: 180px; font-family: var(--mono); font-size: .9rem; line-height: 1.5; }
.field { margin-bottom: 1rem; }
.row-actions {
  display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin-top: .25rem;
}
.btn {
  appearance: none; border: none; cursor: pointer;
  font: inherit; font-weight: 650;
  border-radius: 8px; padding: .7rem 1.15rem;
  transition: transform .12s ease, opacity .12s ease, background .12s ease;
}
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #04241f; }
.btn-primary:hover:not(:disabled) { background: #55e4d4; }
.btn-ghost {
  background: transparent; color: var(--muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover:not(:disabled) { color: var(--text); border-color: #3a4d6e; }
.btn-gumroad {
  background: #ff90e8; color: #1a0a16; display: inline-flex; align-items: center; gap: .4rem;
  text-decoration: none;
}
.btn-gumroad:hover { background: #ffb0f0; }
.btn-gumroad.secondary {
  background: transparent; color: var(--text);
  border: 1px solid var(--border);
}
.btn-gumroad.secondary:hover { border-color: #ff90e8; color: #ff90e8; }
.hint { font-size: .82rem; color: var(--muted); }

#results { display: none; }
#results.show { display: block; }

.score-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: .75rem;
  margin-bottom: 1.25rem;
}
.score-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .85rem;
}
.score-card .label { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.score-card .value { font-size: 1.35rem; font-weight: 750; margin: .2rem 0; }
.score-card .note { font-size: .78rem; color: var(--muted); }
.score-card.good { border-color: #2d5a3e; }
.score-card.good .value { color: var(--good); }
.score-card.warn { border-color: #5a4a1a; }
.score-card.warn .value { color: var(--warn); }
.score-card.bad { border-color: #5a2a30; }
.score-card.bad .value { color: var(--bad); }

.findings { list-style: none; margin: 0; padding: 0; display: grid; gap: .65rem; }
.findings li {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left-width: 3px;
  border-radius: 8px;
  padding: .75rem .9rem;
}
.findings li.good { border-left-color: var(--good); }
.findings li.warn { border-left-color: var(--warn); }
.findings li.bad { border-left-color: var(--bad); }
.findings .title { font-weight: 650; margin-bottom: .2rem; }
.findings .detail { font-size: .9rem; color: var(--muted); }
.findings .hits {
  margin-top: .4rem; font-family: var(--mono); font-size: .78rem;
  color: #c9b07a; word-break: break-word;
}

.rewrite-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  font-family: var(--mono);
  font-size: .9rem;
  white-space: pre-wrap;
  line-height: 1.55;
}
.rewrite-meta {
  display: flex; flex-wrap: wrap; gap: .75rem; align-items: center;
  justify-content: space-between; margin-bottom: .75rem;
}
.subject-line { color: var(--accent); font-weight: 650; }

.paywall {
  display: none;
  background: linear-gradient(135deg, #2a1a28, #1a2236);
  border: 1px solid #5a3a55;
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.25rem;
}
.paywall.show { display: block; }
.paywall h3 { margin: 0 0 .4rem; font-size: 1.05rem; }
.paywall p { margin: 0 0 .85rem; color: var(--muted); font-size: .92rem; }

.monetize {
  display: grid; gap: .85rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .monetize { grid-template-columns: 1.2fr .9fr; }
}
.monetize .offer {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
}
.monetize .offer h3 { margin: 0 0 .35rem; font-size: 1rem; }
.monetize .offer p { margin: 0 0 .85rem; color: var(--muted); font-size: .88rem; }
.monetize .price { font-weight: 750; color: var(--text); }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0 2.5rem;
  margin-top: 2rem;
  color: var(--muted);
  font-size: .85rem;
}
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; justify-content: space-between; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }

.toast {
  position: fixed; bottom: 1.25rem; right: 1.25rem;
  background: var(--accent); color: #04241f;
  padding: .65rem 1rem; border-radius: 8px; font-weight: 650;
  opacity: 0; pointer-events: none; transition: opacity .2s;
  z-index: 50;
}
.toast.show { opacity: 1; }

.how-it-works .how-steps {
  margin: 0 0 .85rem; padding-left: 1.25rem; color: var(--muted);
}
.how-it-works .how-steps li { margin: .4rem 0; }
.how-it-works .how-steps strong { color: var(--text); }
.how-it-works .how-note {
  margin: 0; font-size: .88rem; color: var(--accent);
  border-top: 1px solid var(--border); padding-top: .75rem;
}

.related-tools .related-list {
  margin: 0; padding: 0; list-style: none;
  display: grid; gap: .55rem;
}
.related-tools .related-list li {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .7rem .9rem;
  color: var(--muted);
  font-size: .92rem;
}
.related-tools .related-list a {
  font-weight: 650; text-decoration: none; margin-right: .25rem;
}
.related-tools .related-list a:hover { text-decoration: underline; }