:root{
  --bg:#0b0d12;
  --card:rgba(255,255,255,.06);
  --card2:rgba(255,255,255,.085);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.66);
  --border:rgba(255,255,255,.12);
  --shadow:0 18px 60px rgba(0,0,0,.35);
  --ring:rgba(255,255,255,.18);
  --accent:#7c3aed;
  --accent2:#22c55e;
  --warn:#f59e0b;
  --bad:#ef4444;
  --radius:18px;
  --font:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
}

[data-theme="light"]{
  --bg:#f7f8fb;
  --card:rgba(10,15,25,.04);
  --card2:rgba(10,15,25,.06);
  --text:rgba(10,15,25,.92);
  --muted:rgba(10,15,25,.62);
  --border:rgba(10,15,25,.12);
  --shadow:0 18px 60px rgba(10,15,25,.12);
  --ring:rgba(10,15,25,.14);
  --accent:#6d28d9;
  --accent2:#16a34a;
  --warn:#d97706;
  --bad:#dc2626;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 15% -10%, rgba(124,58,237,.28), transparent 60%),
    radial-gradient(900px 600px at 95% 10%, rgba(34,197,94,.18), transparent 55%),
    radial-gradient(900px 700px at 50% 120%, rgba(59,130,246,.12), transparent 60%),
    var(--bg);
}

.wrap{max-width:1100px;margin:0 auto;padding:22px 16px 36px}

/* Header */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 16px;border:1px solid var(--border);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--card),transparent);
  box-shadow:var(--shadow);
  backdrop-filter:blur(10px);
}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.logo{
  width:42px;height:42px;border-radius:16px;display:grid;place-items:center;
  background:
    radial-gradient(18px 18px at 30% 30%, rgba(255,255,255,.28), transparent 60%),
    linear-gradient(135deg, rgba(124,58,237,.95), rgba(34,197,94,.80));
  border:1px solid rgba(255,255,255,.20);
  box-shadow:0 14px 35px rgba(124,58,237,.18);
  flex:0 0 auto;
  font-size:18px;
}
.brandTxt{min-width:0}
.brandLine{display:flex;align-items:center;gap:10px;min-width:0}
.brand h1{margin:0;font-size:15px;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand p{margin:2px 0 0;color:var(--muted);font-size:12px;line-height:1.2}
.version{
  font-size:11px;padding:4px 8px;border-radius:999px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.10);
  color:var(--muted);
}
[data-theme="light"] .version{background:rgba(255,255,255,.65)}
.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}

/* Cards */
.card{
  margin-top:14px;
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:linear-gradient(180deg,var(--card2),transparent);
  box-shadow:var(--shadow);
  padding:16px;
  backdrop-filter:blur(10px);
  min-width:0;
}
.hero{
  border:1px solid rgba(124,58,237,.35);
  background:
    radial-gradient(420px 220px at 15% 0%, rgba(124,58,237,.22), transparent 60%),
    radial-gradient(420px 220px at 85% 0%, rgba(34,197,94,.14), transparent 60%),
    linear-gradient(180deg, var(--card2), transparent);
}

.cardHead{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:10px}
h2{margin:0;font-size:16px}
.sub{margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.35}

/* Callout */
.callout{
  display:flex; gap:10px; align-items:flex-start;
  padding:12px;border-radius:14px;
  border:1px solid rgba(124,58,237,.35);
  background: linear-gradient(135deg, rgba(124,58,237,.14), rgba(34,197,94,.08));
  color: var(--text);
  font-size:12.5px;
  line-height:1.45;
  margin-top: 8px;
}
.callout .dot{
  width:10px;height:10px;border-radius:999px;
  margin-top: 4px;
  background: rgba(34,197,94,.95);
  box-shadow: 0 0 0 4px rgba(34,197,94,.12);
  flex:0 0 auto;
}

/* Forms */
.field{display:flex;flex-direction:column;gap:7px;margin:12px 0;min-width:0}
label{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center}
.req{color:rgba(34,197,94,.95);font-weight:900}
.help{color:var(--muted);font-size:11.5px;line-height:1.35}

input,select,textarea{
  width:100%;
  padding:13px 12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.10);
  color:var(--text);
  outline:none;
  font-size:13px;
  transition:border-color .12s ease, box-shadow .12s ease, transform .12s ease;
  min-width:0;
}
[data-theme="light"] input,[data-theme="light"] select,[data-theme="light"] textarea{background:rgba(255,255,255,.72)}
input:focus,select:focus,textarea:focus{
  border-color:rgba(124,58,237,.55);
  box-shadow:0 0 0 4px rgba(124,58,237,.16);
}

/* ✅ Layout fix: context grid */
.contextGrid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 10px;
}
@media (min-width: 900px){
  .contextGrid{ grid-template-columns: 1.25fr .85fr; align-items: start; }
}
.contextLeft, .contextRight{ min-width:0; }
.contextRight .tip{ height: 100%; }

.grid2{display:grid;grid-template-columns:1fr;gap:12px}
@media (min-width: 900px){ .grid2{grid-template-columns:1fr 1fr} }
.span2{grid-column:1/-1}

/* Tips */
.tip{
  display:flex;gap:10px;align-items:flex-start;
  padding:12px;border-radius:14px;
  border:1px dashed rgba(255,255,255,.18);
  background:rgba(0,0,0,.10);
  color:var(--muted);
  font-size:12px;
  line-height:1.45;
}
[data-theme="light"] .tip{border-color:rgba(10,15,25,.16);background:rgba(255,255,255,.58)}
.lamp{
  width:26px;height:26px;border-radius:10px;display:grid;place-items:center;
  background:
    radial-gradient(18px 18px at 30% 30%, rgba(255,255,255,.22), transparent 60%),
    linear-gradient(135deg, rgba(245,158,11,.95), rgba(124,58,237,.55));
  border:1px solid rgba(255,255,255,.22);
  flex:0 0 auto;
}

/* Buttons */
.btn{
  border:1px solid var(--border);
  background:linear-gradient(180deg,var(--card2),var(--card));
  color:var(--text);
  border-radius:12px;
  padding:10px 12px;
  font-weight:800;
  font-size:12px;
  cursor:pointer;
  transition:transform .12s ease,border-color .12s ease,box-shadow .12s ease,opacity .12s ease;
}
.btn:hover{transform:translateY(-1px);border-color:var(--ring);box-shadow:0 10px 30px rgba(0,0,0,.16)}
.btn:active{transform:translateY(0);opacity:.92}
.btn.primary{
  border-color:rgba(124,58,237,.45);
  background:
    radial-gradient(18px 18px at 18% 25%, rgba(255,255,255,.18), transparent 60%),
    linear-gradient(135deg, rgba(124,58,237,.95), rgba(34,197,94,.72));
  box-shadow:0 14px 40px rgba(124,58,237,.16);
}
.btnRow{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}

/* Pills / mono */
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 12px;border-radius:999px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.10);
  color:var(--muted);
  font-size:12px;
  width:fit-content;
}
[data-theme="light"] .pill{background:rgba(255,255,255,.65)}
.muted{color:var(--muted);font-size:12.5px}

.mono{
  font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
  font-size:12.5px;
  padding:12px;
  border-radius:14px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.12);
  overflow:auto;
}
[data-theme="light"] .mono{background:rgba(255,255,255,.78)}
#utmParams{
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.6;
}

/* Result status */
.status{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px;border-radius:14px;border:1px solid var(--border);
  background:rgba(0,0,0,.10);
}
[data-theme="light"] .status{background:rgba(255,255,255,.65)}
.statusLeft{display:flex;align-items:center;gap:10px}
.badge{
  width:34px;height:34px;border-radius:14px;display:grid;place-items:center;
  border:1px solid var(--border);
  background:linear-gradient(180deg,var(--card2),transparent);
  font-size:16px;flex:0 0 auto;
}
.statusTitle{font-weight:900;font-size:13px}
.statusMsg{font-size:12px;color:var(--muted);line-height:1.3}
.resultGrid{display:grid;grid-template-columns:1fr;gap:12px;margin-top:12px}
@media (min-width: 900px){ .resultGrid{grid-template-columns: 1fr 1fr} }

/* Click-to-copy chip */
.copyChip{
  width:100%;
  text-align:left;
  cursor:pointer;
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease;
}
.copyChip:hover{
  transform: translateY(-1px);
  border-color: var(--ring);
  box-shadow: 0 10px 30px rgba(0,0,0,.16);
}

/* UTM BOX */
.utmBox{
  margin-top: 14px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px;
  padding: 14px;
  background: rgba(0,0,0,.06);
}
[data-theme="light"] .utmBox{background: rgba(255,255,255,.55)}
.utmHead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.utmHead h3{margin:0;font-size:14px}
.utmToggles{display:flex;align-items:center;gap:10px}

/* Toggle */
.toggle{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted);font-weight:800;user-select:none}
.toggle input{display:none}
.toggle .track{
  width:46px;height:26px;border-radius:999px;
  border:1px solid var(--border);
  background:rgba(0,0,0,.10);
  position:relative;
}
.toggle .track::after{
  content:"";
  width:20px;height:20px;border-radius:999px;
  position:absolute;top:50%;left:3px;
  transform:translateY(-50%);
  background:rgba(255,255,255,.85);
  transition:left .12s ease, background .12s ease;
}
.toggle input:checked + .track{background:rgba(34,197,94,.18);border-color:rgba(34,197,94,.35)}
.toggle input:checked + .track::after{left:23px;background:rgba(34,197,94,.95)}
.toggleTxt{white-space:nowrap}
.ga4Preview{margin-top: 10px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}

/* Video */
.videoBox{
  margin-top: 10px;
  border:1px solid var(--border);
  border-radius: 18px;
  overflow:hidden;
  background: rgba(0,0,0,.10);
  box-shadow: 0 10px 30px rgba(0,0,0,.16);
}
.videoBox iframe{width: 100%;aspect-ratio: 16 / 9;display:block}

/* SEO */
.seo h3{margin:14px 0 6px;font-size:14px}
.seo p, .seo li{color:var(--muted);font-size:12.5px;line-height:1.6}
.faq details{border:1px solid var(--border);border-radius:14px;padding:10px 12px;margin:10px 0;background:rgba(0,0,0,.06)}
[data-theme="light"] .faq details{background:rgba(255,255,255,.60)}
.faq summary{cursor:pointer;font-weight:900}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace}

/* Ecosystem */
.ecosystem{margin-top:18px}
.ecoGrid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:900px){ .ecoGrid{grid-template-columns:1fr 1fr} }
.ecoHeader{display:flex;justify-content:space-between;align-items:flex-end;gap:10px;margin-bottom:10px}
.ecoHeader h2{font-size:15px}
.ecoMeta{font-size:11.5px;color:var(--muted)}
.ecoLink{color:inherit;font-weight:800;text-decoration:none;border-bottom:1px dashed var(--border)}
.ecoCards{display:grid;grid-template-columns:1fr;gap:10px}
.ecoCard{
  display:flex;gap:12px;align-items:center;
  padding:12px;border-radius:14px;border:1px solid var(--border);
  background:rgba(0,0,0,.08);
  text-decoration:none;color:var(--text);
  transition:transform .12s ease,border-color .12s ease;
}
[data-theme="light"] .ecoCard{background:rgba(255,255,255,.65)}
.ecoCard:hover{transform:translateY(-1px);border-color:var(--ring)}
.ecoCard b{display:block}
.ecoCard span{display:block;font-size:12px;color:var(--muted)}
.ecoIcon{font-size:20px}
.ecoCard.ghost{opacity:.75}
.ecoMore{display:inline-block;margin-top:10px;font-size:12px;font-weight:800;color:var(--muted);text-decoration:none}
.ecoDesc{font-size:12.5px;color:var(--muted);line-height:1.5;margin-bottom:10px}
.ecoTip{margin-top:12px;font-size:12px;color:var(--muted)}

/* Footer */
.footer{margin-top:14px;text-align:center;color:var(--muted);font-size:12px;padding:18px 10px}
.footer a{color:inherit;font-weight:800;text-decoration:none;border-bottom:1px dashed var(--border)}
.footer a:hover{opacity:.9}