:root {
  --bg: #07070a;
  --card: #13131a;
  --accent-bright: #b78cff;
  --accent-solid: #7c4dff;
  --accent-muted: #4a3b78;
  --duel: #ff7a59;
  --duel-dark: #20060a;
  --teal: #5fbfc5;
  --text: #f5f5f7;
  --text-dim: rgba(245, 245, 247, 0.62);
  --text-faint: rgba(245, 245, 247, 0.4);
  --hairline: rgba(255, 255, 255, 0.08);
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-label: 'Space Grotesk', -apple-system, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(10px);
  z-index: 0;
}
.glow-hero {
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(124, 77, 255, 0.35), transparent 65%);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(7, 7, 10, 0.7);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-family: var(--font-label);
  font-weight: 700;
  letter-spacing: 5px;
  font-size: 14px;
}
.wordmark.small { font-size: 13px; letter-spacing: 4px; opacity: 0.8; }

.nav-cta {
  color: var(--bg);
  background: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 999px;
}

main { position: relative; z-index: 1; }

section {
  max-width: 720px;
  margin: 0 auto;
  padding: 90px 24px;
}

/* Hero */
.hero {
  text-align: center;
  padding-top: 100px;
  padding-bottom: 70px;
}
.hero-icon {
  border-radius: 24px;
  margin-bottom: 30px;
  box-shadow: 0 20px 60px rgba(124, 77, 255, 0.35);
}
.hero h1 {
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.12;
  font-weight: 800;
  margin: 0 0 20px;
  letter-spacing: -0.5px;
}
.hero-sub {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 480px;
  margin: 0 auto 40px;
}

.waitlist-form {
  display: flex;
  gap: 10px;
  max-width: 420px;
  margin: 0 auto;
}
.waitlist-form input {
  flex: 1;
  min-width: 0;
  height: 54px;
  padding: 0 18px;
  border-radius: 16px;
  border: 1px solid var(--hairline);
  background: var(--card);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
}
.waitlist-form input::placeholder { color: var(--text-faint); }
.waitlist-form input:focus { outline: 2px solid var(--accent-bright); outline-offset: 1px; }
.waitlist-form button {
  height: 54px;
  padding: 0 24px;
  border-radius: 999px;
  border: none;
  background: var(--text);
  color: var(--bg);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.waitlist-form button:hover { transform: translateY(-1px); }
.waitlist-form button:disabled { opacity: 0.5; cursor: default; transform: none; }

.waitlist-note {
  font-size: 12.5px;
  color: var(--text-faint);
  margin-top: 14px;
  min-height: 18px;
}
.waitlist-note.success { color: var(--accent-bright); font-weight: 600; }
.waitlist-note.error { color: var(--duel); font-weight: 600; }

/* Hook */
.hook {
  text-align: center;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}
.hook-eyebrow {
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--text-faint);
  margin: 0 0 32px;
}
.hook-copy {
  font-size: 16px;
  color: var(--text-dim);
  line-height: 1.6;
  max-width: 480px;
  margin: 28px auto 0;
}
.hook-copy strong { color: var(--text); }

/* Interactive hours calculator */
.calc-value {
  font-family: var(--font-label);
  font-size: 72px;
  font-weight: 700;
  color: var(--duel);
  line-height: 1;
  margin-bottom: 28px;
}
.calc-value-label {
  font-size: 13px;
  color: var(--text-faint);
  font-weight: 600;
  letter-spacing: 2px;
  margin-top: 8px;
}

.calc-slider {
  width: 100%;
  max-width: 420px;
  margin: 0 auto 36px;
  display: block;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--duel) 0%, var(--duel) var(--calc-fill, 21%), var(--hairline) var(--calc-fill, 21%), var(--hairline) 100%);
  outline: none;
  cursor: pointer;
}
.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--text);
  border: 4px solid var(--duel);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
  cursor: pointer;
}
.calc-slider::-moz-range-thumb {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--text);
  border: 4px solid var(--duel);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
  cursor: pointer;
}
.calc-slider::-moz-range-track {
  height: 6px;
  border-radius: 999px;
  background: transparent;
}

.calc-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 8px;
}
.calc-stat-value {
  font-family: var(--font-label);
  font-size: 26px;
  font-weight: 700;
  color: var(--text);
}
.calc-stat-label {
  font-size: 11px;
  color: var(--text-faint);
  font-weight: 600;
  letter-spacing: 2px;
  margin-top: 6px;
}

.calc-footnote {
  font-size: 12px;
  color: var(--text-faint);
  margin: 10px 0 0;
}

/* Positioning */
.positioning-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.positioning-col {
  padding: 28px;
  border-radius: 20px;
  border: 1px solid var(--hairline);
}
.positioning-col.not { background: rgba(255, 255, 255, 0.02); }
.positioning-col.yes {
  background: rgba(124, 77, 255, 0.12);
  border-color: rgba(183, 140, 255, 0.35);
}
.positioning-label {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text-faint);
  margin: 0 0 14px;
}
.positioning-col.yes .positioning-label { color: var(--accent-bright); }
.positioning-line {
  font-size: 15px;
  color: var(--text-dim);
  margin: 0 0 8px;
  font-style: italic;
}
.positioning-line.big {
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  font-style: normal;
  line-height: 1.4;
}
.positioning-footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 15px;
  margin-top: 30px;
}

/* How it works */
.how h2, .modes h2 {
  text-align: center;
  font-size: 30px;
  font-weight: 800;
  margin: 0 0 44px;
}
.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.how-step { padding: 4px; }
.how-index {
  font-family: var(--font-label);
  color: var(--accent-bright);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  margin-bottom: 10px;
}
.how-step h3 { font-size: 18px; margin: 0 0 8px; }
.how-step p { font-size: 14.5px; color: var(--text-dim); line-height: 1.6; margin: 0; }

/* Modes */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.mode-card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: 22px;
  padding: 26px 20px;
}
.mode-glyph {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-label);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 16px;
  color: #fff;
}
.mode-glyph.purple { background: var(--accent-solid); }
.mode-glyph.duel { background: var(--duel); color: var(--duel-dark); }
.mode-glyph.teal { background: var(--teal); color: #06232a; }
.mode-card h3 { font-size: 16px; margin: 0 0 8px; display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.mode-card p { font-size: 13.5px; color: var(--text-dim); line-height: 1.55; margin: 0; }
.tag {
  font-family: var(--font-label);
  font-size: 9px;
  letter-spacing: 1px;
  background: var(--duel);
  color: var(--duel-dark);
  padding: 2px 6px;
  border-radius: 4px;
}

/* CTA */
.cta {
  text-align: center;
  border-top: 1px solid var(--hairline);
}
.cta h2 { font-size: 28px; font-weight: 800; margin: 0 0 30px; }

/* Footer */
.footer {
  text-align: center;
  padding: 50px 24px 60px;
  color: var(--text-faint);
  font-size: 13px;
}
.footer p { margin: 6px 0; }
.copyright { font-size: 12px; opacity: 0.7; margin-top: 16px; }

@media (max-width: 640px) {
  .positioning-grid, .how-grid, .modes-grid { grid-template-columns: 1fr; }
  .waitlist-form { flex-direction: column; }
  .waitlist-form button { width: 100%; }
  .calc-value { font-size: 52px; }
  .calc-stats { gap: 28px; }
}