:root {
  --bg: #0b1220;
  --bg2: #0e1626;
  --card: #131c2e;
  --line: #213049;
  --text: #ecf0f8;
  --muted: #95a6c0;
  --teal: #2dd4bf;
  --amber: #fbbf24;
  --green: #22c55e;
  --red: #f87171;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  background: radial-gradient(1200px 700px at 50% -10%, #16243c 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1080px, 92%); margin: 0 auto; }
.muted { color: var(--muted); }
.teal { color: var(--teal); }
.amber { color: var(--amber); }

/* Buttons */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 12px; font-weight: 700;
  font-size: 16px; cursor: pointer; transition: transform .12s ease, box-shadow .12s ease;
  border: 1px solid transparent;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--teal), var(--amber)); color: #06121f; box-shadow: 0 10px 30px -10px rgba(45,212,191,.5); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--teal); }

/* Nav */
nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px); background: rgba(11,18,32,.7);
  border-bottom: 1px solid var(--line);
}
nav .container { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 18px; letter-spacing: .3px; }
.brand img { width: 40px; height: 40px; border-radius: 10px; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { color: var(--muted); font-size: 15px; font-weight: 600; }
.nav-links a:hover { color: var(--text); }
@media (max-width: 760px) { .nav-links a:not(.btn) { display: none; } }

/* Hero */
header.hero { padding: 90px 0 60px; text-align: center; }
.badge {
  display: inline-block; padding: 6px 14px; border: 1px solid var(--line); border-radius: 999px;
  color: var(--teal); font-size: 13px; font-weight: 700; margin-bottom: 24px;
  background: rgba(45,212,191,.06);
}
.hero h1 { font-size: clamp(34px, 6vw, 60px); line-height: 1.08; letter-spacing: -1px; font-weight: 800; }
.hero h1 .grad { background: linear-gradient(135deg, var(--teal), var(--amber)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p.sub { font-size: clamp(17px, 2.4vw, 21px); color: var(--muted); max-width: 640px; margin: 22px auto 34px; }
.cta-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.disclaimer-small { margin-top: 18px; font-size: 13px; color: var(--muted); }

/* Sections */
section { padding: 64px 0; }
.section-title { text-align: center; font-size: clamp(26px, 4vw, 38px); font-weight: 800; letter-spacing: -.5px; }
.section-sub { text-align: center; color: var(--muted); max-width: 620px; margin: 12px auto 44px; }

/* Sample card */
.sample { background: var(--card); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; max-width: 560px; margin: 0 auto; box-shadow: 0 30px 60px -30px rgba(0,0,0,.6); }
.sample .head { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); background: var(--bg2); }
.sample .head img { width: 30px; height: 30px; border-radius: 8px; }
.sample pre { padding: 18px; font-family: "SF Mono", ui-monospace, Menlo, monospace; font-size: 12.5px; color: #cdd8ea; white-space: pre-wrap; overflow-x: auto; line-height: 1.55; }
.lock { color: var(--amber); }

/* Features */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 18px; }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.feature .ico { font-size: 26px; }
.feature h3 { margin: 12px 0 8px; font-size: 18px; }
.feature p { color: var(--muted); font-size: 15px; }

/* Compare table */
.compare { max-width: 720px; margin: 0 auto; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.compare table { width: 100%; border-collapse: collapse; }
.compare th, .compare td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); font-size: 15px; }
.compare th { background: var(--bg2); font-size: 14px; letter-spacing: .3px; }
.compare td.center, .compare th.center { text-align: center; }
.compare tr:last-child td { border-bottom: none; }
.yes { color: var(--green); font-weight: 800; }
.no { color: #56657f; }
.col-pro { background: rgba(251,191,36,.05); }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.step { text-align: center; padding: 10px; }
.step .num { width: 46px; height: 46px; margin: 0 auto 14px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; background: linear-gradient(135deg, var(--teal), var(--amber)); color: #06121f; font-size: 20px; }

/* Pricing */
.price-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; max-width: 760px; margin: 0 auto; align-items: stretch; }
.price-grid .price-card { max-width: none; margin: 0; }
.price-card { max-width: 420px; margin: 0 auto; background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 38px; text-align: center; display: flex; flex-direction: column; }
.price-card.featured { border-color: var(--teal); box-shadow: 0 30px 70px -30px rgba(45,212,191,.4); position: relative; }
.price-card .plan-name { font-size: 14px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--muted); }
.price-card .ribbon { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg, var(--teal), var(--amber)); color: #06121f; font-weight: 800; font-size: 13px; padding: 6px 16px; border-radius: 999px; white-space: nowrap; }
.price-card .btn { margin-top: auto; }
.price-card .amount { font-size: 56px; font-weight: 800; letter-spacing: -2px; }
.price-card .amount span { font-size: 18px; color: var(--muted); font-weight: 600; }
.price-card ul { list-style: none; text-align: left; margin: 24px 0; }
.price-card li { padding: 8px 0; color: var(--muted); }
.price-card li::before { content: "✓ "; color: var(--green); font-weight: 800; }

/* Bot signals */
.feature h3 .tf { font-size: 11px; font-weight: 800; color: #06121f; background: var(--teal); padding: 2px 9px; border-radius: 999px; margin-left: 8px; vertical-align: middle; letter-spacing: .5px; }
.trust-meta { font-size: 13px; color: var(--teal); font-weight: 700; letter-spacing: .3px; margin: 4px 0 18px; }

/* Handbook */
.handbook-wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 42px; align-items: center; max-width: 940px; margin: 0 auto; }
@media (max-width: 820px) { .handbook-wrap { grid-template-columns: 1fr; gap: 28px; } }
.handbook-img { min-width: 0; }
.handbook-img img { display: block; width: 100%; height: auto; max-width: 460px; margin: 0 auto; border-radius: 14px; box-shadow: 0 34px 80px -28px rgba(0,0,0,.75); }
.handbook-text > p { color: var(--muted); margin-bottom: 18px; }
ul.chapters { list-style: none; padding: 0; margin: 0 0 20px; }
ul.chapters li { padding: 8px 0 8px 28px; position: relative; border-bottom: 1px solid var(--line); font-size: 14.5px; }
ul.chapters li:last-child { border-bottom: none; }
ul.chapters li::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 800; }
.handbook-meta { font-size: 13px; color: var(--teal); font-weight: 700; letter-spacing: .5px; margin-bottom: 20px; }
.badge-center { text-align: center; margin-bottom: 16px; }

/* FAQ */
.faq { max-width: 760px; margin: 0 auto; }
details { border: 1px solid var(--line); border-radius: 12px; padding: 18px 22px; margin-bottom: 12px; background: var(--card); }
details summary { font-weight: 700; cursor: pointer; font-size: 16px; }
details p { color: var(--muted); margin-top: 12px; }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 48px 0 60px; margin-top: 40px; }
footer .cols { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
footer a { color: var(--muted); font-size: 14px; display: block; margin: 6px 0; }
footer a:hover { color: var(--text); }
.risk { margin-top: 32px; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg2); color: var(--muted); font-size: 13px; }