:root {
  --bg: #f4f7f9;
  --surface: #ffffff;
  --ink: #0b1f33;
  --muted: #4a5d70;
  --line: #d5dee7;
  --accent: #1a6b5c;
  --accent-2: #48b8a8;
  --accent-soft: #e6f5f2;
  --shadow: 0 10px 30px rgba(11, 31, 51, 0.08);
  --radius: 14px;
  --max: 960px;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
img { max-width: 100%; }
.wrap { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 1rem;
}
.logo {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.logo span { color: var(--accent); }
.nav { display: flex; align-items: center; gap: 1rem; }
.nav a { text-decoration: none; color: var(--muted); font-size: 0.95rem; font-weight: 600; }
.nav a:hover { color: var(--ink); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 999px;
  padding: 0.65rem 1.15rem;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.9rem; background: var(--ink); color: #fff; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #15574b; color: #fff; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn-lg { padding: 0.85rem 1.4rem; font-size: 1.05rem; }

.hero {
  padding: 4.5rem 0 3.5rem;
  background:
    radial-gradient(1200px 400px at 10% -10%, rgba(72, 184, 168, 0.18), transparent 60%),
    linear-gradient(180deg, #fff 0%, var(--bg) 100%);
}
.hero-inner { max-width: 720px; }
.eyebrow {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4.5vw, 2.85rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
}
.lede {
  margin: 0 0 1.5rem;
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 40rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1rem; }
.fine-print { margin: 0; color: var(--muted); font-size: 0.9rem; }

.value, .offers, .waitlist { padding: 3rem 0; }
.value h2, .offers h2, .waitlist h2 {
  margin: 0 0 1.25rem;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.offer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}
.offer-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
}
.offer-list p { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.95rem; }
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.2rem;
  padding: 0.3rem 0.55rem;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.tag-free { background: var(--accent); }

.waitlist {
  background: linear-gradient(180deg, var(--bg), #e9f1f0);
}
.waitlist-inner {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 2rem;
  box-shadow: var(--shadow);
  text-align: center;
}
.waitlist-inner p { color: var(--muted); max-width: 36rem; margin: 0 auto 1.25rem; }
.mailto-hint { margin-top: 1rem !important; font-size: 0.9rem; }

.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
  padding: 2rem 0;
}
.footer-inner { text-align: center; color: var(--muted); font-size: 0.9rem; }
.footer-brand { margin: 0 0 0.35rem; color: var(--ink); font-weight: 700; }
.footer-note, .footer-copy { margin: 0.25rem 0; }

@media (max-width: 640px) {
  .nav a:not(.btn) { display: none; }
  .hero { padding-top: 3rem; }
  .offer-list li { grid-template-columns: 1fr; }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.waitlist-form {
  display: grid;
  gap: 0.75rem;
  max-width: 28rem;
  margin: 0 auto 1rem;
  text-align: left;
}
.waitlist-form input {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}
.waitlist-form input:focus {
  outline: 2px solid var(--accent-2);
  outline-offset: 1px;
}
.waitlist-form .btn {
  width: 100%;
  border: none;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}
.join-success {
  color: var(--accent) !important;
  font-weight: 600;
  margin: 0 auto 1rem !important;
}