/* ---------- @font-face (self-hosted woff2 — NO Google Fonts; keeps the privacy page's
   "no third-party requests" claim literally true and satisfies the self-only CSP) ---------- */
@font-face { font-family: 'JetBrains Mono'; src: url('assets/fonts/jetbrains-mono-500.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url('assets/fonts/jetbrains-mono-700.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('assets/fonts/inter-400.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('assets/fonts/inter-500.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('assets/fonts/inter-600.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap; }

/* =========================================================================
   Onsider — Landing Page Styles
   Brand system: field-manual / heist-briefing. Deep pitch green + cream paper.
   JetBrains Mono for headings/labels; Inter for body (per brand typography).
   Fonts self-hosted (assets/fonts) — no Google Fonts, no third-party requests.
   ========================================================================= */

:root {
  /* Core palette (from 04-brand-identity.md) */
  --pitch-green: #1A3D2B;
  --cream-paper: #F5EDD8;
  --amber:       #D4870A;
  --signal-red:  #C0392B;
  --ink:         #1C1C1C;
  --safe-green:  #2ECC71;
  --go-live-dark:#0D0D0D;
  --white:       #FFFFFF;

  /* Derived tones */
  --pitch-green-soft: #234d37;
  --pitch-green-deep: #122a1e;
  --cream-line: rgba(28, 28, 28, 0.14);
  --cream-line-dark: rgba(245, 237, 216, 0.16);
  --ink-muted: rgba(28, 28, 28, 0.72);
  --cream-muted: rgba(245, 237, 216, 0.78);

  /* Type */
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing — strict 4pt grid */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px;
  --s-5: 24px; --s-6: 32px; --s-7: 48px; --s-8: 64px;
  --s-9: 96px; --s-10: 128px;

  --radius: 10px;
  --maxw: 1120px;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;          /* >= 16px body min */
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream-paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, .mono-label, .logo, .step-number, nav .nav-cta, .btn {
  font-family: var(--mono);
}

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 var(--s-4); }
h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 700; }
h3 { font-size: 20px; font-weight: 700; }

p { margin: 0 0 var(--s-4); }
a { color: inherit; }

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--s-5);
}

.mono-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 var(--s-4);
  display: inline-block;
}

.eyebrow { /* lighter mono label for dark sections */
  color: var(--amber);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: var(--s-3) var(--s-6);
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}
.btn:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; }

.btn-primary {
  background: var(--amber);
  color: var(--go-live-dark);
  box-shadow: 0 6px 0 0 #9c6207;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 0 0 #9c6207; }
.btn-primary:active { transform: translateY(2px); box-shadow: 0 2px 0 0 #9c6207; }

.btn-large { font-size: 17px; padding: var(--s-4) var(--s-7); }

.btn-ghost {
  background: transparent;
  color: var(--cream-paper);
  border-color: var(--cream-line-dark);
}
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }

.sub-note {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* =========================================================================
   ATTENTION — Hero
   ========================================================================= */
.hero {
  background:
    radial-gradient(120% 120% at 80% -10%, var(--pitch-green-soft), var(--pitch-green) 55%, var(--pitch-green-deep));
  color: var(--cream-paper);
  border-bottom: 1px solid var(--cream-line-dark);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--s-5);
}
nav .logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--cream-paper);
}
nav .logo::after {
  content: "●";
  color: var(--amber);
  font-size: 12px;
  margin-left: 6px;
  vertical-align: middle;
}
nav .nav-cta {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--go-live-dark);
  background: var(--amber);
  padding: var(--s-2) var(--s-4);
  border-radius: 8px;
}
nav .nav-cta:hover { filter: brightness(1.07); }

.hero-content {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--s-8) var(--s-5) var(--s-6);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--s-8);
  align-items: center;
}
.hero-copy { max-width: 560px; }
.hero-copy h1 {
  font-size: clamp(34px, 6vw, 56px);
  font-weight: 700;
  color: var(--cream-paper);
  margin-bottom: var(--s-4);
}
.hero-copy .subtitle {
  font-size: 19px;
  color: var(--cream-muted);
  margin-bottom: var(--s-6);
  font-family: var(--sans);
}
.hero-actions { display: flex; align-items: center; gap: var(--s-4); flex-wrap: wrap; }
.hero .social-proof {
  margin-top: var(--s-5);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cream-muted);
}
.hero .social-proof .stars { color: var(--amber); letter-spacing: 2px; }

/* Hero visual — a stylised briefing card stack */
.hero-visual { display: flex; justify-content: center; }
.brief-card {
  background: var(--cream-paper);
  color: var(--ink);
  border-radius: var(--radius);
  border: 1px solid var(--cream-line);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.55);
  padding: var(--s-5);
  width: 100%;
  max-width: 340px;
  position: relative;
  transform: rotate(-1.5deg);
}
.brief-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--amber);
  border-radius: var(--radius) var(--radius) 0 0;
}
.brief-card .card-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--s-4);
}
.brief-card .card-head .mono-label { margin: 0; color: var(--pitch-green); }
.brief-card .kickoff {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-muted);
}
.brief-card .line {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--s-4);
}
.brief-card .why {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: var(--s-1);
}
.brief-card .fact {
  font-size: 14px;
  color: var(--ink-muted);
  border-left: 2px solid var(--cream-line);
  padding-left: var(--s-3);
  margin-bottom: var(--s-4);
}
.risk {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-family: var(--mono);
  font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
}
.risk .dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.risk.safe .dot { background: var(--safe-green); }
.risk.safe { color: #1d7a47; }
.pron-chip {
  margin-top: var(--s-4);
  font-family: var(--mono);
  font-size: 13px;
  background: var(--pitch-green);
  color: var(--cream-paper);
  display: inline-block;
  padding: var(--s-2) var(--s-3);
  border-radius: 6px;
}

/* =========================================================================
   INTEREST — Problem (PAS)
   ========================================================================= */
.problem { background: var(--cream-paper); padding: var(--s-9) 0; }
.problem .lead {
  font-size: clamp(20px, 3vw, 26px);
  max-width: 760px;
  margin-bottom: var(--s-7);
  color: var(--ink);
}
.problem .lead strong { color: var(--pitch-green); }

.pain-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-5);
}
.pain-point {
  background: var(--white);
  border: 1px solid var(--cream-line);
  border-radius: var(--radius);
  padding: var(--s-5);
}
.pain-point h3 { color: var(--signal-red); font-size: 18px; }
.pain-point p { margin: 0; color: var(--ink-muted); font-size: 16px; }

/* =========================================================================
   INTEREST — How it works
   ========================================================================= */
.how-it-works {
  background: var(--pitch-green);
  color: var(--cream-paper);
  padding: var(--s-9) 0;
}
.how-it-works h2 { color: var(--cream-paper); }
.how-it-works .section-intro { color: var(--cream-muted); max-width: 640px; margin-bottom: var(--s-7); }
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-6);
  counter-reset: step;
}
.step {
  border: 1px solid var(--cream-line-dark);
  border-radius: var(--radius);
  padding: var(--s-6) var(--s-5);
  background: rgba(245, 237, 216, 0.03);
}
.step-number {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--amber);
  color: var(--go-live-dark);
  font-weight: 700;
  font-size: 18px;
  margin-bottom: var(--s-4);
}
.step h3 { color: var(--cream-paper); }
.step p { color: var(--cream-muted); margin: 0; font-size: 16px; }

/* =========================================================================
   DESIRE — Features
   ========================================================================= */
.features { background: var(--cream-paper); padding: var(--s-9) 0; }
.features .section-intro { color: var(--ink-muted); max-width: 680px; margin-bottom: var(--s-7); }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-5);
}
.feature {
  background: var(--white);
  border: 1px solid var(--cream-line);
  border-radius: var(--radius);
  padding: var(--s-6) var(--s-5);
}
.feature .feature-tag {
  font-family: var(--mono);
  font-size: 11px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--amber);
  margin-bottom: var(--s-3);
  display: block;
}
.feature h3 { font-size: 19px; margin-bottom: var(--s-3); }
.feature p { margin: 0; color: var(--ink-muted); font-size: 16px; }
.feature .soon {
  display: inline-block;
  margin-top: var(--s-3);
  font-family: var(--mono);
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted);
  border: 1px solid var(--cream-line);
  padding: 2px 8px; border-radius: 20px;
}

/* =========================================================================
   DESIRE — Pricing
   ========================================================================= */
.pricing { background: var(--cream-paper); padding: var(--s-9) 0; }
.pricing .section-intro { color: var(--ink-muted); margin-bottom: var(--s-7); max-width: 600px; }
.pricing-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-5);
  max-width: 780px;
}
.price-card {
  background: var(--white);
  border: 1px solid var(--cream-line);
  border-radius: var(--radius);
  padding: var(--s-7) var(--s-6);
  position: relative;
}
.price-card.featured {
  border-color: var(--amber);
  border-width: 2px;
  box-shadow: 0 16px 40px -24px rgba(212,135,10,0.6);
}
.price-card .tier {
  font-family: var(--mono);
  font-size: 13px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--pitch-green);
  margin-bottom: var(--s-3);
}
.price-card.featured .tier { color: var(--amber); }
.price-card .amount {
  font-family: var(--mono);
  font-size: 40px; font-weight: 700; color: var(--ink);
  line-height: 1; margin-bottom: var(--s-2);
}
.price-card .amount small { font-size: 15px; font-weight: 500; color: var(--ink-muted); }
.price-card .price-sub { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: var(--s-5); }
.price-card ul { list-style: none; margin: 0 0 var(--s-6); padding: 0; }
.price-card li { font-size: 15px; padding-left: 26px; position: relative; margin-bottom: var(--s-3); color: var(--ink); }
.price-card li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--safe-green); font-weight: 700;
}
.price-card .ribbon {
  position: absolute; top: -12px; right: var(--s-5);
  background: var(--amber); color: var(--go-live-dark);
  font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 20px;
}

/* =========================================================================
   ACTION — Final CTA
   ========================================================================= */
.cta-section {
  background:
    radial-gradient(120% 140% at 20% -20%, var(--pitch-green-soft), var(--pitch-green) 55%, var(--pitch-green-deep));
  color: var(--cream-paper);
  padding: var(--s-10) 0;
  text-align: center;
}
.cta-section h2 { color: var(--cream-paper); max-width: 720px; margin-inline: auto; }
.cta-section p { color: var(--cream-muted); max-width: 560px; margin: 0 auto var(--s-6); font-size: 18px; }
.cta-section .risk-reversal {
  margin-top: var(--s-5);
  font-family: var(--mono);
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--cream-muted);
}
.cta-section .risk-reversal span { color: var(--amber); }

/* =========================================================================
   FAQ
   ========================================================================= */
.faq { background: var(--cream-paper); padding: var(--s-9) 0; }
.faq-list { max-width: 760px; }
.faq details {
  border: 1px solid var(--cream-line);
  border-radius: var(--radius);
  background: var(--white);
  margin-bottom: var(--s-3);
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: var(--s-5);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
  display: flex; justify-content: space-between; align-items: center; gap: var(--s-4);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 22px; color: var(--amber); line-height: 1;
  transition: transform 0.18s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 var(--s-5) var(--s-5); margin: 0; color: var(--ink-muted); font-size: 16px; }

/* =========================================================================
   Footer
   ========================================================================= */
footer {
  background: var(--go-live-dark);
  color: var(--cream-muted);
  padding: var(--s-7) 0;
  font-family: var(--mono);
  font-size: 13px;
}
footer .footer-inner {
  display: flex; justify-content: space-between; align-items: center; gap: var(--s-4); flex-wrap: wrap;
}
footer .footer-brand { color: var(--cream-paper); font-weight: 700; letter-spacing: 0.04em; }
footer .footer-tag { color: var(--amber); }
footer a { color: var(--cream-muted); text-decoration: none; }
footer a:hover { color: var(--amber); }
footer .footer-links { display: flex; gap: var(--s-5); flex-wrap: wrap; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; gap: var(--s-7); padding-top: var(--s-7); }
  .hero-visual { order: -1; }
  .brief-card { transform: rotate(0deg); max-width: 380px; }
  .pain-points, .steps, .feature-grid { grid-template-columns: 1fr 1fr; }
  .pricing-cards { grid-template-columns: 1fr; max-width: 460px; }
}

@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding-inline: var(--s-4); }
  nav { padding: var(--s-4); }
  .hero-content { padding-inline: var(--s-4); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { text-align: center; }
  .pain-points, .steps, .feature-grid { grid-template-columns: 1fr; }
  .problem, .how-it-works, .features, .pricing, .faq { padding: var(--s-8) 0; }
  .cta-section { padding: var(--s-8) 0; }
  footer .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; transition: none !important; }
}