:root{
  --bg:#e5e7eb;            /* solid gray background */
  --text:#0b1220;
  --muted:#475569;
  --line: rgba(2,6,23,.12);
  --card:#ffffff;
  --shadow: 0 14px 40px rgba(2,6,23,.10);
  --radius:18px;
  --max:1120px;

  --accent:#facc15;        /* yellow accents */
  --accentSoft: rgba(250,204,21,.14);
  --accentSoft2: rgba(250,204,21,.08);
}
*{ box-sizing:border-box; }
html,body{ height:100%; }
body{ margin:0; font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif; color:var(--text); line-height:1.55; background: var(--bg); }
a{ color:inherit; }
.container{ max-width:var(--max); margin:0 auto; padding:0 20px; }

.topbar{ position:sticky; top:0; z-index:20; background: rgba(229,231,235,.86); border-bottom:1px solid var(--line); backdrop-filter: blur(8px); }
.topbar__inner{ display:flex; align-items:center; justify-content:space-between; gap:14px; padding:14px 0; }

.brand{ display:flex; align-items:center; gap:12px; text-decoration:none; }
.brand__logo{
  width:40px; height:40px; border-radius:12px;
  background: radial-gradient(circle at 30% 30%, rgba(250,204,21,.35), rgba(250,204,21,.10));
  box-shadow: 0 12px 24px rgba(2,6,23,.10);
  border:1px solid rgba(250,204,21,.30);
}
.brand__title{ display:block; font-size:14px; letter-spacing:.2px; }
.brand__subtitle{ display:block; font-size:12px; color:var(--muted); }

.nav{ display:flex; gap:10px; flex-wrap:wrap; }
.nav__link{ font-size:13px; text-decoration:none; color:var(--muted); padding:8px 10px; border-radius:999px; border:1px solid transparent; }
.nav__link:hover{ border-color:rgba(250,204,21,.40); background: rgba(250,204,21,.10); color:var(--text); }

.hero{ padding:36px 0 16px; }
.hero__grid{ display:grid; grid-template-columns: 1.15fr .85fr; gap:24px; align-items:stretch; }
@media (max-width: 980px){ .hero__grid{ grid-template-columns:1fr; } }

.card{ background: var(--card); border:1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card--soft{ padding:18px; display:flex; flex-direction:column; min-height:100%; }

.h1{ margin:14px 0 10px; font-size: clamp(28px, 3.0vw, 42px); line-height:1.1; letter-spacing:-.02em; }
.h1--small{ font-size:28px; }
.h2{ margin:0 0 10px; font-size:18px; }
.h3{ margin:10px 0 8px; font-size:16px; }

.lead{ margin:0 0 12px; font-size:16px; color:var(--muted); }
.muted{ color:var(--muted); }
.fine{ margin-top:auto; font-size:12px; color:var(--muted); padding-top:10px; }

.badge{ display:inline-flex; align-items:center; gap:10px; padding:8px 12px; border:1px solid rgba(250,204,21,.40); border-radius:999px; background: rgba(250,204,21,.10); color:var(--muted); font-size:13px; }
.badge__dot{ width:10px; height:10px; border-radius:50%; background: var(--accent); display:inline-block; box-shadow: 0 0 0 4px rgba(250,204,21,.20); }

.pills{ display:flex; gap:10px; flex-wrap:wrap; margin-top:12px; }
.pill{ font-size:12px; color:var(--muted); padding:7px 10px; border:1px solid rgba(250,204,21,.34); border-radius:999px; background: rgba(250,204,21,.08); }

.leftstack{ display:grid; gap:10px; margin-top:12px; }
.leftitem{ padding:12px; border:1px solid rgba(250,204,21,.26); border-radius:16px; background:#fff; }
.leftitem__title{ font-weight:800; font-size:13px; margin-bottom:4px; }
.leftitem__text{ color:var(--muted); font-size:13px; }

.form{ padding:18px; display:flex; flex-direction:column; }
.field{ display:flex; flex-direction:column; gap:6px; margin:10px 0; }
label, .label{ font-size:13px; color:var(--muted); }

input{ padding:12px 12px; border:1px solid var(--line); border-radius:14px; background:#fff; font-size:14px; }
input:focus{ outline:none; border-color: rgba(250,204,21,.60); box-shadow: 0 0 0 4px rgba(250,204,21,.18); }

.levels{ display:grid; gap:10px; margin:10px 0 6px; }
.level{ display:flex; gap:12px; align-items:flex-start; padding:12px; border:1px solid rgba(250,204,21,.26); border-radius:16px; background:#fff; }
.level__body strong{ display:block; font-size:14px; }
.level__body small{ display:block; color:var(--muted); margin-top:2px; }
.level__price{
  margin-left:auto; font-weight:800; padding:6px 10px; border-radius:999px;
  border:1px solid rgba(250,204,21,.40);
  background: rgba(250,204,21,.10);
  white-space:nowrap;
}

.check{ display:flex; gap:10px; align-items:flex-start; font-size:12px; color:var(--muted); margin-top:12px; }
.check input{ margin-top:2px; }

.btn{ display:inline-flex; align-items:center; justify-content:center; padding:12px 14px; border-radius:16px; border:1px solid var(--line); background:#fff; font-weight:800; font-size:14px; text-decoration:none; cursor:pointer; }
.btn--primary{
  border:1px solid rgba(2,6,23,.18);
  color:#0b1220;
  background: linear-gradient(135deg, rgba(250,204,21,.98), rgba(250,204,21,.82));
  box-shadow: 0 16px 34px rgba(2,6,23,.10);
}
.btn--block{ width:100%; margin-top:14px; }
.btn:hover{ transform: translateY(-1px); }
.btn:active{ transform: translateY(0); }

.note{ font-size:12px; color:var(--muted); margin-top:10px; }

/* One visible submit button (CSS-controlled). No JS. */
.submit{ display:none; }
.form form:has(input[type="radio"][value="Basic"]:checked) .submit--basic{ display:inline-flex; }
.form form:has(input[type="radio"][value="Standard"]:checked) .submit--standard{ display:inline-flex; }
.form form:has(input[type="radio"][value="Premium"]:checked) .submit--premium{ display:inline-flex; }

.grid3{ display:grid; gap:14px; grid-template-columns: repeat(3, minmax(0,1fr)); }
@media (max-width: 980px){ .grid3{ grid-template-columns:1fr; } }
.under{ margin-top:18px; }
.feature{ padding:16px; height:100%; }
.icon{
  width:42px; height:42px; border-radius:14px;
  background: rgba(250,204,21,.12);
  border:1px solid rgba(250,204,21,.30);
  display:flex; align-items:center; justify-content:center; font-weight:900;
}

.page{ padding:28px 0 46px; }
.pagecard{ padding:18px; }
.list{ color:var(--muted); margin:10px 0 0 18px; }
.list li{ margin:8px 0; }
.back{ margin-top:14px; }

.footer{ border-top:1px solid var(--line); margin-top:26px; padding:18px 0 26px; color:var(--muted); font-size:12px; background: rgba(2,6,23,.03); }
.footer__grid{ display:grid; gap:14px; grid-template-columns: 1.4fr 1fr; }
@media (max-width: 980px){ .footer__grid{ grid-template-columns:1fr; } }
.footer__title{ color:var(--text); font-weight:800; margin-bottom:8px; }
.footer__text{ line-height:1.6; }
.footer__links a{ color:var(--muted); text-decoration:none; }
.footer__links a:hover{ text-decoration:underline; }
.disclaimer{ margin-top:10px; font-size:11px; color:var(--muted); }

.thanks-wrap .thanks-card{ display:none; padding:14px; border-radius:16px; border:1px solid rgba(250,204,21,.26); background:#fff; }
.thanks-wrap .thanks-card:target{ display:block; }