/* Jeremy Grant — advisory site
   Clean executive light theme. Shared across all pages. */

:root {
  --ink: #0f1b2d;          /* deep navy text */
  --ink-soft: #3a4a5f;     /* body text */
  --ink-muted: #6b7888;    /* captions / labels */
  --line: #e3e8ef;         /* hairlines */
  --bg: #ffffff;
  --bg-tint: #f6f8fb;      /* section tint */
  --bg-deep: #0f1b2d;      /* dark band (Rivaro) */
  --accent: #1f5fff;       /* single accent */
  --accent-soft: #eaf0ff;
  --max: 1080px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  --mono: "SF Mono", "Roboto Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink-soft);
  background: var(--bg);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  font-size: 17px;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 28px; }

/* ---------- Typography ---------- */
h1, h2, h3 { color: var(--ink); line-height: 1.18; letter-spacing: -0.01em; }
h1 { font-family: var(--serif); font-size: clamp(2.1rem, 4.6vw, 3.4rem); font-weight: 600; margin: 0 0 .5em; }
h2 { font-family: var(--serif); font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 600; margin: 0 0 .6em; }
h3 { font-size: 1.12rem; font-weight: 650; margin: 0 0 .4em; letter-spacing: 0; }
p { margin: 0 0 1.1em; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.eyebrow {
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 1.1em;
}

.lead { font-size: 1.2rem; color: var(--ink-soft); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { font-family: var(--serif); font-weight: 600; font-size: 1.12rem; color: var(--ink); letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.brand span { color: var(--accent); }
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a { color: var(--ink-soft); font-size: .96rem; }
.nav-links a.cta {
  background: var(--ink); color: #fff; padding: 9px 18px; border-radius: 999px; font-size: .9rem;
}
.nav-links a.cta:hover { background: var(--accent); text-decoration: none; }
.nav-links a.active { color: var(--accent); }

/* ---------- Sections ---------- */
section { padding: 84px 0; border-bottom: 1px solid var(--line); }
section.tint { background: var(--bg-tint); }
.section-head { max-width: 720px; margin-bottom: 48px; }

/* ---------- Hero ---------- */
.hero { padding: 110px 0 96px; }
.hero h1 { max-width: 16ch; }
.hero .lead { max-width: 56ch; }
.hero-meta { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; background: var(--ink); color: #fff;
  padding: 13px 26px; border-radius: 999px; font-weight: 550; font-size: .98rem;
}
.btn:hover { background: var(--accent); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); background: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

/* ---------- Pills ---------- */
.pill {
  display: inline-block; background: var(--accent-soft); color: var(--accent);
  font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px;
}
.pill.plain { background: #eef1f6; color: var(--ink-muted); }

/* ---------- Grid cards ---------- */
.grid { display: grid; gap: 22px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 30px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}
.card:hover { border-color: #cdd6e4; transform: translateY(-2px); box-shadow: 0 14px 40px -22px rgba(15,27,45,.4); }
.card .num { font-family: var(--mono); font-size: .8rem; color: var(--accent); margin-bottom: 14px; }
.card h3 { margin-bottom: .5em; }
.card p { font-size: .98rem; margin-bottom: 0; color: var(--ink-soft); }

.offer .meta { margin-top: 18px; font-size: .9rem; color: var(--ink-muted); border-top: 1px solid var(--line); padding-top: 14px; }
.offer .meta b { color: var(--ink); font-weight: 600; }

/* ---------- Stat strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat .n { font-family: var(--serif); font-size: 2.1rem; color: var(--ink); font-weight: 600; line-height: 1; }
.stat .l { font-size: .9rem; color: var(--ink-muted); margin-top: 8px; }

/* ---------- Logo / proof row ---------- */
.proof-row { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; }
.proof-row .logo {
  font-family: var(--serif); font-weight: 600; font-size: 1.25rem; color: var(--ink); opacity: .8;
}

/* ---------- Two-col list ---------- */
.deflist { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 40px; }
.deflist .item h3 { font-size: 1rem; }
.deflist .item p { font-size: .95rem; margin: 0; }

/* ---------- Dark band (Rivaro hero) ---------- */
.band-dark { background: var(--bg-deep); color: #c6d2e2; border-bottom: none; }
.band-dark h1, .band-dark h2, .band-dark h3 { color: #fff; }
.band-dark .eyebrow { color: #6f8bb5; }
.band-dark .lead { color: #c6d2e2; }
.band-dark .pill { background: rgba(31,95,255,.16); color: #8fb0ff; }
.band-dark a { color: #8fb0ff; }
.band-dark .btn { background: #fff; color: var(--ink); }
.band-dark .btn:hover { background: var(--accent); color: #fff; }

/* ---------- Flow / control plane diagram ---------- */
.flow { display: flex; align-items: stretch; gap: 0; flex-wrap: wrap; margin-top: 12px; }
.flow .node {
  flex: 1; min-width: 130px; background: #13243c; border: 1px solid #25395a; border-radius: 12px;
  padding: 18px 16px; text-align: center; position: relative;
}
.flow .node.control { background: rgba(31,95,255,.14); border-color: var(--accent); }
.flow .node .t { color: #fff; font-weight: 600; font-size: .95rem; }
.flow .node .s { color: #7e93b3; font-size: .8rem; margin-top: 4px; font-family: var(--mono); }
.flow .arrow { display: flex; align-items: center; color: #4a5f82; padding: 0 10px; font-size: 1.2rem; }

/* ---------- Case study ---------- */
.case { border: 1px solid var(--line); border-radius: 18px; padding: 40px; margin-bottom: 26px; background: #fff; }
.case .tag { display: flex; gap: 10px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.case h2 { font-size: 1.55rem; }
.case .role { color: var(--ink-muted); font-size: .92rem; margin-bottom: 18px; }
.case .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 10px; }
.case h4 { font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-muted); margin: 0 0 8px; }
.case .grid-2 p { font-size: .96rem; }
.case .metrics { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 26px; padding-top: 24px; border-top: 1px solid var(--line); }
.case .metrics .m .n { font-family: var(--serif); font-size: 1.6rem; color: var(--ink); font-weight: 600; }
.case .metrics .m .l { font-size: .85rem; color: var(--ink-muted); }

/* ---------- CTA band ---------- */
.cta-band { text-align: center; }
.cta-band h2 { max-width: 18ch; margin: 0 auto .5em; }
.cta-band p { max-width: 52ch; margin: 0 auto 6px; }

/* ---------- Numbered steps ---------- */
.steps { display: grid; gap: 0; margin-top: 8px; }
.step { display: grid; grid-template-columns: 56px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.step:last-child { border-bottom: none; }
.step .idx { font-family: var(--serif); font-size: 1.6rem; color: var(--accent); font-weight: 600; line-height: 1; }
.step h3 { margin-bottom: .35em; }
.step p { font-size: .98rem; margin: 0; color: var(--ink-soft); }

/* ---------- Pricing tiers ---------- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tiers.two { grid-template-columns: repeat(2, 1fr); }
.tier { border: 1px solid var(--line); border-radius: 16px; padding: 28px; background: #fff; display: flex; flex-direction: column; }
.tier.feature { border-color: var(--accent); box-shadow: 0 18px 50px -28px rgba(31,95,255,.55); }
.tier .label { font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-muted); }
.tier .price { font-family: var(--serif); font-size: 1.7rem; color: var(--ink); font-weight: 600; margin: 10px 0 4px; }
.tier .price span { font-size: .9rem; color: var(--ink-muted); font-family: var(--sans); font-weight: 400; }
.tier p { font-size: .94rem; margin: 12px 0 0; color: var(--ink-soft); }
.tier .who { margin-top: auto; padding-top: 16px; font-size: .85rem; color: var(--ink-muted); }

/* ---------- Artifact chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.chips .chip { background: #eef1f6; color: var(--ink); font-size: .85rem; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line); }

/* ---------- New-product list ---------- */
.np-list { list-style: none; padding: 0; margin: 14px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 28px; }
.np-list li { font-size: .95rem; padding-left: 20px; position: relative; line-height: 1.5; }
.np-list li::before { content: "\2192"; position: absolute; left: 0; color: var(--accent); font-weight: 600; }
.np-list b { color: var(--ink); }

/* ---------- Testimonials ---------- */
.quote {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 32px;
  display: flex; flex-direction: column;
}
.quote .mark { font-family: var(--serif); font-size: 2.6rem; line-height: .6; color: var(--accent); opacity: .35; margin-bottom: 10px; }
.quote blockquote { margin: 0 0 22px; font-size: 1.06rem; color: var(--ink); line-height: 1.55; }
.quote.lg blockquote { font-size: 1.18rem; }
.quote .by { margin-top: auto; display: flex; align-items: center; gap: 14px; }
.quote .avatar {
  width: 42px; height: 42px; border-radius: 50%; flex: 0 0 42px;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 650; font-size: .95rem; font-family: var(--sans);
}
.quote .who .name { color: var(--ink); font-weight: 650; font-size: .96rem; }
.quote .who .name a { color: var(--ink); text-decoration: none; }
.quote .who .name a:hover { color: var(--accent); }
.quote .who .role { color: var(--ink-muted); font-size: .82rem; line-height: 1.35; }
.quote .who .rel { color: var(--accent); font-size: .76rem; font-family: var(--mono); margin-top: 3px; }
.quote-grid { display: grid; gap: 22px; grid-template-columns: repeat(2, 1fr); }
.quote-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.source-note { font-family: var(--mono); font-size: .74rem; color: var(--ink-muted); margin-top: 26px; letter-spacing: .03em; }
/* dark-band variant */
.band-dark .quote { background: #13243c; border-color: #25395a; }
.band-dark .quote blockquote { color: #eaf0fb; }
.band-dark .quote .who .name { color: #fff; }
.band-dark .quote .who .role { color: #8aa0c2; }
.band-dark .quote .avatar { background: rgba(31,95,255,.18); color: #8fb0ff; }

/* ---------- Footer ---------- */
footer { padding: 50px 0; background: var(--bg-deep); color: #8ea3c2; border: none; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 18px; align-items: center; }
footer a { color: #c6d2e2; }
footer .f-links { display: flex; gap: 22px; flex-wrap: wrap; }
footer .small { font-size: .85rem; color: #5f779b; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .grid.cols-3, .grid.cols-2, .deflist, .stats, .case .grid-2, .np-list { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .quote-grid, .quote-grid.cols-3 { grid-template-columns: 1fr; }
  .tiers, .tiers.two { grid-template-columns: 1fr; }
  .step { grid-template-columns: 40px 1fr; gap: 14px; }
  .nav-links { gap: 16px; }
  .nav-links a.hide-sm { display: none; }
  section { padding: 60px 0; }
  .flow .arrow { transform: rotate(90deg); padding: 8px 0; width: 100%; }
  .flow .node { min-width: 100%; }
}