@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
    --paper: #F2F4F1;
    --paper-raised: #FFFFFF;
    --ink: #14231F;
    --ink-soft: #45564F;
    --teal: #2F6F5E;
    --teal-dark: #1F4F42;
    --rust: #B5482C;
    --line: #D8DEDB;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: 'Inter', system-ui, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--teal-dark); }

.wrap {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Nav ───────────────────────────────────────────── */
.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 0;
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.brand {
    font-family: 'Fraunces', serif;
    font-weight: 600;
    font-size: 20px;
    letter-spacing: -0.01em;
    text-decoration: none;
    color: var(--ink);
}
.brand span { color: var(--teal); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { color: var(--ink-soft); text-decoration: none; font-size: 15px; }
.nav-links a:hover { color: var(--ink); }
.btn {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 15px;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
}
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-dark); }
.btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink-soft); }

/* ── Hero ──────────────────────────────────────────── */
.hero {
    padding: 64px 0 40px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: center;
}
.eyebrow {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 13px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--teal-dark);
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.eyebrow::before {
    content: '';
    width: 8px; height: 8px;
    background: var(--teal);
    border-radius: 50%;
    display: inline-block;
}
h1 {
    font-family: 'Fraunces', serif;
    font-weight: 600;
    font-size: 52px;
    line-height: 1.06;
    letter-spacing: -0.015em;
    margin: 0 0 22px;
}
h1 em { font-style: italic; color: var(--teal-dark); }
.lede {
    font-size: 18px;
    color: var(--ink-soft);
    max-width: 46ch;
    margin: 0 0 32px;
}
.hero-ctas { display: flex; gap: 14px; align-items: center; }
.hero-ctas .btn { font-size: 16px; padding: 13px 24px; }
.micro-note {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 12.5px;
    color: var(--ink-soft);
    margin-top: 16px;
}

/* ── Strata visual (signature element) ────────────── */
.strata {
    position: relative;
    background: var(--paper-raised);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 22px 22px 18px;
}
.strata-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-soft);
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
}
.strata-band {
    height: 34px;
    border-radius: 3px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 12px;
    color: #fff;
    position: relative;
    opacity: 0;
    animation: rise 0.6s ease forwards;
}
.strata-band:nth-child(2) { animation-delay: 0.05s; }
.strata-band:nth-child(3) { animation-delay: 0.1s; }
.strata-band:nth-child(4) { animation-delay: 0.15s; }
.strata-band:nth-child(5) { animation-delay: 0.2s; }
@keyframes rise {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}
.b1 { background: #7A2F1F; width: 38%; }
.b2 { background: var(--rust); width: 55%; }
.b3 { background: #C98A4A; width: 70%; }
.b4 { background: #4C8A73; width: 85%; }
.b5 { background: var(--teal); width: 100%; }
.strata-marker {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px dashed var(--line);
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}
.strata-marker .score {
    font-family: 'Fraunces', serif;
    font-weight: 600;
    font-size: 30px;
    color: var(--teal-dark);
}
.strata-marker .score-label { font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--ink-soft); }

/* ── How it works ──────────────────────────────────── */
.section { padding: 56px 0; }
.section-head { max-width: 56ch; margin-bottom: 40px; }
.section-head .eyebrow { margin-bottom: 10px; }
h2 {
    font-family: 'Fraunces', serif;
    font-weight: 600;
    font-size: 32px;
    letter-spacing: -0.01em;
    margin: 0 0 10px;
}
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.step {
    border-top: 2px solid var(--teal);
    padding-top: 16px;
}
.step-num {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 13px;
    color: var(--teal-dark);
    margin-bottom: 8px;
}
.step h3 { font-family: 'Fraunces', serif; font-size: 19px; margin: 0 0 8px; font-weight: 600; }
.step p { color: var(--ink-soft); font-size: 15px; margin: 0; }

/* ── Signals grid ─────────────────────────────────── */
.signals {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
}
.signal {
    background: var(--paper-raised);
    padding: 22px 24px;
}
.signal .tag {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    color: var(--teal-dark);
    letter-spacing: 0.04em;
}
.signal p { margin: 8px 0 0; font-size: 15px; color: var(--ink-soft); }

/* ── Pricing ──────────────────────────────────────── */
.pricing { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.plan {
    background: var(--paper-raised);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 28px;
}
.plan.premium { border-color: var(--teal); box-shadow: 0 0 0 1px var(--teal); }
.plan-name { font-family: 'IBM Plex Mono', monospace; font-size: 13px; text-transform: uppercase; color: var(--ink-soft); letter-spacing: 0.04em; }
.plan-price { font-family: 'Fraunces', serif; font-size: 40px; font-weight: 600; margin: 10px 0 4px; }
.plan-price span { font-size: 16px; font-weight: 400; color: var(--ink-soft); font-family: 'Inter', sans-serif; }
.plan ul { list-style: none; padding: 0; margin: 18px 0 24px; }
.plan li { padding: 7px 0; font-size: 14.5px; color: var(--ink-soft); border-top: 1px solid var(--line); }
.plan li:first-child { border-top: none; }
.plan .btn { width: 100%; text-align: center; }

/* ── Footer ────────────────────────────────────────── */
footer {
    border-top: 1px solid var(--line);
    padding: 28px 0;
    margin-top: 40px;
}
footer .wrap { display: flex; justify-content: space-between; align-items: center; font-size: 13.5px; color: var(--ink-soft); }
footer a { color: var(--ink-soft); }

@media (max-width: 800px) {
    .hero { grid-template-columns: 1fr; padding-top: 40px; }
    h1 { font-size: 38px; }
    .steps, .pricing, .signals { grid-template-columns: 1fr; }
    .nav-links { display: none; }
}