:root {
  --ink: #0f2533;
  --ink-soft: #3d5361;
  --muted: #5f7380;
  --bg: #f7f5f0;
  --bg-alt: #eef1ee;
  --surface: #ffffff;
  --line: #dde3e0;
  --teal: #1d6f68;
  --teal-dark: #155650;
  --teal-tint: #e3efec;
  --sand: #c9a46a;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 37, 51, .05), 0 8px 24px rgba(15, 37, 51, .06);
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
a { color: var(--teal); }
h1, h2, h3 { margin: 0; line-height: 1.15; }
h1, h2 { font-family: var(--serif); font-weight: 500; letter-spacing: -.01em; }
h3 { font-size: 1.1rem; font-weight: 600; }
p { margin: 0 0 1em; }

.wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 24px;
  border-radius: 999px;
  border: 1px solid var(--teal);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: var(--teal-dark); border-color: var(--teal-dark); }
.btn-sm { padding: 9px 18px; font-size: .9rem; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--surface); border-color: var(--ink-soft); }
.btn-block { width: 100%; }
.btn:disabled { opacity: .6; cursor: wait; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(247, 245, 240, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 32px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 600; font-size: 1.02rem; }
.brand em { font-style: normal; color: var(--teal); }
.brand-mark { width: 28px; height: 28px; fill: var(--teal); }
.brand-mark circle:nth-child(1) { opacity: .55; }
.brand-mark circle:nth-child(2) { opacity: .8; }
.nav-links { display: flex; gap: 26px; margin-left: auto; }
.nav-links a { color: var(--ink-soft); text-decoration: none; font-size: .95rem; }
.nav-links a:hover { color: var(--ink); }

/* Hero */
.hero { padding: 88px 0 96px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 64px; align-items: center; }
.eyebrow { color: var(--teal); font-weight: 600; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 14px; }
.hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.6rem); margin-bottom: 22px; }
.lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 36em; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 26px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 22px; list-style: none; padding: 0; margin: 0; color: var(--muted); font-size: .92rem; }
.hero-points li::before { content: "✓"; color: var(--teal); font-weight: 700; margin-right: 7px; }

.tier-card {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: var(--shadow);
}
.tier-card figcaption { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 22px; }
.tier-label { font-weight: 600; }
.tier-note { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.tier-rows { display: grid; gap: 18px; }
.tier-row { display: grid; grid-template-columns: 96px 1fr 52px; align-items: center; gap: 12px; font-size: .9rem; }
.tier-name { color: var(--ink-soft); }
.tier-bar { height: 12px; border-radius: 999px; background: var(--bg-alt); position: relative; overflow: hidden; }
.tier-bar::after { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--w); background: #a9bfba; border-radius: 999px; }
.tier-val { text-align: right; color: var(--muted); font-weight: 500; }
.is-best .tier-name, .is-best .tier-val { color: var(--teal); font-weight: 600; }
.is-best .tier-bar::after { background: var(--teal); }
.tier-foot { margin: 22px 0 0; padding-top: 18px; border-top: 1px solid var(--line); font-size: .9rem; color: var(--muted); }

/* Problem band */
.band { background: var(--ink); color: #e8eef0; padding: 80px 0; }
.band-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; }
.band h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); color: #fff; }
.band-copy p { color: #c3d0d5; font-size: 1.05rem; }
.band-copy p:last-child { margin-bottom: 0; }

/* Sections */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-title { font-size: clamp(1.8rem, 3.2vw, 2.5rem); margin-bottom: 40px; max-width: 22em; }
.muted { color: var(--muted); }

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: none; }
.steps li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.step-num {
  display: inline-grid; place-items: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--teal-tint); color: var(--teal);
  font-family: var(--serif); font-size: 1.1rem; font-weight: 600;
  margin-bottom: 18px;
}
.steps h3 { margin-bottom: 8px; }
.steps p { color: var(--ink-soft); margin: 0; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.card h3 { margin-bottom: 8px; }
.card h3::before { content: ""; display: block; width: 28px; height: 3px; background: var(--sand); border-radius: 2px; margin-bottom: 16px; }
.card p { color: var(--ink-soft); margin: 0; font-size: .97rem; }

.who-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.who-grid .section-title { margin-bottom: 18px; }
.who-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.who-list li { padding: 16px 0 16px 30px; border-bottom: 1px solid var(--line); position: relative; }
.who-list li::before { content: ""; position: absolute; left: 4px; top: 25px; width: 10px; height: 10px; border-radius: 50%; background: var(--teal); opacity: .75; }

/* FAQ */
.faq-wrap { max-width: 820px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; margin-bottom: 10px; }
.faq summary { cursor: pointer; list-style: none; padding: 20px 52px 20px 22px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.4rem; font-weight: 400; color: var(--teal); }
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 22px 20px; margin: 0; color: var(--ink-soft); }

/* Join */
.join { background: linear-gradient(180deg, var(--bg) 0%, var(--teal-tint) 100%); }
.join-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px; align-items: start; }
.join-copy p { color: var(--ink-soft); font-size: 1.05rem; }
.join-copy .section-title { margin-bottom: 20px; }
.check-list { list-style: none; padding: 0; margin: 24px 0 0; }
.check-list li { padding: 6px 0; }
.check-list li::before { content: "✓"; color: var(--teal); font-weight: 700; margin-right: 10px; }

.form { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 32px; box-shadow: var(--shadow); display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: .88rem; font-weight: 500; color: var(--ink-soft); }
.optional { font-weight: 400; color: var(--muted); }
.form input, .form select, .form textarea {
  font: inherit; font-size: 1rem; color: var(--ink);
  background: #fbfcfb; border: 1px solid var(--line); border-radius: 10px;
  padding: 11px 13px; width: 100%;
}
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--teal); outline-offset: 1px; border-color: transparent; }
.form .invalid { border-color: #b4483c; background: #fdf6f5; }
.consent { grid-template-columns: auto 1fr !important; align-items: start; gap: 10px !important; font-weight: 400 !important; font-size: .8rem !important; color: var(--muted) !important; line-height: 1.5; }
.consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--teal); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-status { margin: 0; font-size: .92rem; min-height: 1.4em; }
.form-status.error { color: #b4483c; }
.form-success { text-align: center; padding: 24px 8px; }
.form-success h3 { font-family: var(--serif); font-weight: 500; font-size: 1.6rem; margin-bottom: 10px; }
.form-success p { color: var(--ink-soft); margin: 0; }

/* Footer */
.footer { background: var(--ink); color: #9fb1b9; padding: 56px 0 40px; font-size: .9rem; }
.footer-top { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; padding-bottom: 28px; border-bottom: 1px solid #23404f; margin-bottom: 28px; }
.brand-light { color: #fff; }
.brand-light em { color: #7fc1b8; }
.brand-light .brand-mark { fill: #7fc1b8; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: #c3d0d5; text-decoration: none; }
.footer-links a:hover { color: #fff; }
.disclaimer { font-size: .8rem; line-height: 1.6; max-width: 70em; }
.copyright { font-size: .8rem; margin: 0; }

/* Responsive */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-inner .btn { margin-left: auto; }
  .hero { padding: 56px 0 64px; }
  .hero-grid, .band-grid, .who-grid, .join-grid { grid-template-columns: 1fr; gap: 40px; }
  .steps, .cards { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .band { padding: 64px 0; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .brand span { font-size: .92rem; }
  .nav-inner { gap: 12px; }
  .nav-inner .btn-sm { white-space: nowrap; padding: 8px 14px; font-size: .82rem; }
  .brand-mark { width: 24px; height: 24px; }
  .form { padding: 22px; }
  .form-row { grid-template-columns: 1fr; }
  .tier-card { padding: 22px; }
  .tier-row { grid-template-columns: 84px 1fr 48px; gap: 8px; }
}