/* =========================================================
   FinOps730 — Design tokens
   Concept: the AWS bill as evidence. A ledger/console aesthetic
   built from the artifact this business actually produces —
   itemized line items, struck-through waste, recovered dollars.
   ========================================================= */

:root {
  /* Color */
  --ink:        #0B1420;   /* console background */
  --ink-raised: #101B2B;   /* panel background, one step up */
  --ink-line:   #223049;   /* hairlines on dark */
  --paper:      #F4F6F5;   /* light section background */
  --paper-line: #D8DEDC;   /* hairlines on light */
  --text-hi:    #EDF1F0;   /* primary text on dark */
  --text-lo:    #93A2B8;   /* secondary text on dark */
  --text-ink:   #101B2B;   /* primary text on paper */
  --text-ink-lo:#4E5B6B;   /* secondary text on paper */
  --gold:       #E3A73B;   /* signal / brand accent */
  --gold-dim:   #8A6A2C;
  --teal:       #2E8C74;   /* recovered / savings */
  --rust:       #C1543A;   /* waste / flagged cost */

  /* Type */
  --display: 'Space Grotesk', 'IBM Plex Sans', sans-serif;
  --body:    'IBM Plex Sans', -apple-system, sans-serif;
  --mono:    'IBM Plex Mono', 'JetBrains Mono', monospace;

  --radius: 3px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--text-ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Nav ---------- */
.nav {
  background: var(--ink);
  color: var(--text-hi);
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--ink-line);
}
.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--text-hi);
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.brand .accent { color: var(--gold); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 14.5px;
}
.nav-links a {
  text-decoration: none;
  color: var(--text-lo);
  transition: color .15s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-hi); }
.nav-cta {
  font-family: var(--mono);
  background: var(--gold);
  color: var(--ink);
  padding: 9px 16px;
  border-radius: var(--radius);
  font-size: 13.5px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.nav-toggle { display: none; background: none; border: 0; color: var(--text-hi); font-size: 24px; cursor: pointer; }

@media (max-width: 780px) {
  .nav-links { position: absolute; top: 64px; left: 0; right: 0; background: var(--ink); flex-direction: column; align-items: flex-start; padding: 8px 28px 24px; gap: 18px; border-bottom: 1px solid var(--ink-line); display: none; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
}

/* ---------- Section rhythm ---------- */
section { padding: 88px 0; }
section.tight { padding: 56px 0; }
.section-dark { background: var(--ink); color: var(--text-hi); }
.section-raised { background: var(--ink-raised); color: var(--text-hi); }

.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 14px;
}
.section-dark .eyebrow, .section-raised .eyebrow { color: var(--gold); }

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  margin: 0 0 16px;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(34px, 5vw, 52px); }
h2 { font-size: clamp(26px, 3.4vw, 36px); }
h3 { font-size: 20px; }

p { margin: 0 0 16px; color: var(--text-ink-lo); }
.section-dark p, .section-raised p { color: var(--text-lo); }

.lede { font-size: 19px; max-width: 620px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  padding: 13px 22px;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--gold); color: var(--ink); }
.btn-primary:hover { background: #eeb455; }
.btn-ghost { border-color: var(--ink-line); color: var(--text-hi); }
.btn-ghost:hover { border-color: var(--text-lo); }
.btn-ghost-light { border-color: var(--paper-line); color: var(--text-ink); }
.btn-ghost-light:hover { border-color: var(--text-ink-lo); }

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }

/* ---------- Hero ledger (signature element) ---------- */
.hero {
  background: var(--ink);
  color: var(--text-hi);
  padding: 76px 0 96px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.ledger {
  background: var(--ink-raised);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  overflow: hidden;
  font-family: var(--mono);
  font-size: 13.5px;
}
.ledger-head {
  display: flex;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--ink-line);
  color: var(--text-lo);
  font-size: 12px;
  letter-spacing: 0.05em;
}
.ledger-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 14px;
  padding: 13px 18px;
  border-bottom: 1px solid var(--ink-line);
  align-items: baseline;
}
.ledger-row:last-of-type { border-bottom: none; }
.ledger-item { color: var(--text-hi); }
.ledger-note { display: block; color: var(--text-lo); font-size: 11.5px; margin-top: 2px; font-family: var(--body); }
.ledger-was { color: var(--text-lo); text-decoration: line-through; text-align: right; min-width: 64px; }
.ledger-now { color: var(--teal); text-align: right; font-weight: 500; min-width: 64px; }
.ledger-total {
  display: flex;
  justify-content: space-between;
  padding: 16px 18px;
  background: rgba(46, 140, 116, 0.1);
  border-top: 1px solid var(--ink-line);
}
.ledger-total .label { color: var(--text-hi); }
.ledger-total .value { color: var(--teal); font-weight: 600; font-size: 15px; }

/* ---------- Stat strip ---------- */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--paper-line);
  border-bottom: 1px solid var(--paper-line);
}
.stat {
  padding: 30px 28px;
  border-right: 1px solid var(--paper-line);
}
.stat:last-child { border-right: none; }
.stat .num { font-family: var(--mono); font-size: 30px; font-weight: 500; color: var(--text-ink); }
.stat .label { font-size: 13px; color: var(--text-ink-lo); margin-top: 4px; }
@media (max-width: 700px) {
  .stat-strip { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--paper-line); }
}

/* ---------- Cards ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
@media (max-width: 860px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: #fff;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 28px 26px;
}
.card .tag {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--gold-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
}
.card ul { margin: 12px 0 0; padding-left: 18px; color: var(--text-ink-lo); font-size: 14.5px; }
.card li { margin-bottom: 6px; }

.card-dark {
  background: var(--ink-raised);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  padding: 28px 26px;
}
.card-dark h3 { color: var(--text-hi); }
.card-dark .tag { color: var(--gold); }

/* ---------- Pricing ---------- */
.tier {
  background: #fff;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 32px 28px;
  position: relative;
}
.tier.featured { border: 1px solid var(--gold); box-shadow: 0 0 0 1px var(--gold); }
.tier .badge {
  position: absolute;
  top: -12px; right: 24px;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--radius);
  letter-spacing: 0.04em;
}
.tier .price {
  font-family: var(--mono);
  font-size: 40px;
  font-weight: 600;
  color: var(--text-ink);
  margin: 10px 0 2px;
}
.tier .price span { font-size: 15px; font-weight: 400; color: var(--text-ink-lo); }
.tier .sub { font-size: 13px; color: var(--text-ink-lo); margin-bottom: 20px; }
.tier ul { list-style: none; margin: 20px 0 0; padding: 0; font-size: 14.5px; }
.tier li { padding: 8px 0; border-top: 1px solid var(--paper-line); display: flex; gap: 10px; }
.tier li:first-child { border-top: none; }
.tier li::before { content: "—"; color: var(--gold-dim); flex-shrink: 0; }

/* ---------- Timeline (real sequence: onboarding days) ---------- */
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
@media (max-width: 860px) { .timeline { grid-template-columns: 1fr; } }
.tl-step { border-top: 2px solid var(--gold); padding-top: 14px; }
.tl-step .day { font-family: var(--mono); font-size: 12.5px; color: var(--gold-dim); }
.tl-step h4 { font-size: 15.5px; margin: 6px 0 6px; }
.tl-step p { font-size: 13.5px; margin: 0; }

/* ---------- Footer ---------- */
footer {
  background: var(--ink);
  color: var(--text-lo);
  padding: 48px 0 32px;
  font-size: 13.5px;
}
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
footer a { text-decoration: none; color: var(--text-lo); }
footer a:hover { color: var(--text-hi); }
.footer-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.footer-col h5 { font-family: var(--mono); color: var(--text-hi); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; margin: 0 0 12px; }
.footer-col div { margin-bottom: 8px; }
.footer-bottom { border-top: 1px solid var(--ink-line); margin-top: 36px; padding-top: 20px; font-size: 12.5px; }

/* ---------- Misc shared ---------- */
.divider { height: 1px; background: var(--paper-line); border: none; margin: 0; }
.center { text-align: center; }
.small { font-size: 13.5px; }
.mono { font-family: var(--mono); }

.compare-table { width: 100%; border-collapse: collapse; font-size: 14.5px; margin-top: 8px; }
.compare-table th, .compare-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--ink-line); }
.compare-table th { font-family: var(--mono); font-size: 12px; color: var(--text-lo); font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; }
.compare-table td { color: var(--text-hi); }
.compare-table .hi { color: var(--gold); font-family: var(--mono); }

.checklist { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 28px; font-size: 14.5px; margin-top: 8px; }
@media (max-width: 700px) { .checklist { grid-template-columns: 1fr; } }
.checklist div { display: flex; gap: 10px; padding: 10px 0; border-top: 1px solid var(--paper-line); }
.checklist div::before { content: "✓"; font-family: var(--mono); color: var(--teal); flex-shrink: 0; }

.contact-form { display: grid; gap: 16px; max-width: 560px; }
.contact-form label { font-size: 13px; font-family: var(--mono); color: var(--text-lo); display: block; margin-bottom: 6px; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%;
  background: var(--ink-raised);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  color: var(--text-hi);
  padding: 11px 13px;
  font-family: var(--body);
  font-size: 14.5px;
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}