@import url('https://fonts.googleapis.com/css2?family=Roboto+Slab:wght@500;700;900&family=Work+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --ink: #10182b;
  --ink-2: #14213d;
  --paper: #f5f3ec;
  --paper-2: #ece6d4;
  --brass: #c9972f;
  --brass-bright: #dbab4a;
  /* Darker gold for text on ivory — #c9972f on paper fails WCAG AA (~2.4:1) */
  --brass-on-light: #856314;
  --slate: #566072;
  --slate-on-dark: #aab3c2;
  --rule-dark: rgba(245, 243, 236, 0.14);
  --rule-light: rgba(16, 24, 43, 0.14);

  --display: "Roboto Slab", "Iowan Old Style", serif;
  --body: "Work Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;

  --max: 1180px;
  --edge: clamp(20px, 5vw, 64px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.08;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--edge);
  padding-right: var(--edge);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-on-light);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}
.on-dark .eyebrow,
.hero .eyebrow,
.page-hero .eyebrow,
.cta-band .eyebrow,
.tier.is-featured .eyebrow {
  color: var(--brass);
}

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 3px;
}

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

/* ---------- Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(245, 243, 236, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule-light);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 900;
  font-size: 19px;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.brand .mark { width: 26px; height: 26px; flex-shrink: 0; }
.brand .sub {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 11px;
  color: var(--slate);
  letter-spacing: 0.08em;
  margin-left: 2px;
  display: block;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 4px 0;
}
.nav-links a[aria-current="page"] { color: var(--brass-on-light); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 1.5px;
  background: var(--brass);
  transition: right 0.2s ease;
}
.nav-links a:hover::after { right: 0; }
.nav-cta {
  background: var(--ink);
  color: var(--paper) !important;
  padding: 10px 20px;
  border-radius: 3px;
  font-size: 14.5px !important;
  font-weight: 600 !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--brass); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--rule-light);
  border-radius: 3px;
  width: 40px;
  height: 40px;
  padding: 0;
  cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  margin: 0 auto;
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }

@media (max-width: 840px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    inset: 76px 0 0 0;
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    padding: 32px var(--edge);
    gap: 26px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .nav-links.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav-links a { font-size: 20px; }
}

/* ---------- Steps signature motif ---------- */
.steps-mark { display: block; }
.steps-mark path { stroke: var(--brass); }

/* ---------- Hero ---------- */
.hero {
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
  padding: 108px 0 96px;
}
.hero::before {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -12%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(201,151,47,0.16), transparent 68%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  position: relative;
}
.hero h1 {
  font-size: clamp(38px, 4.6vw, 60px);
  color: var(--paper);
  max-width: 15ch;
}
.hero h1 em {
  font-style: normal;
  color: var(--brass-bright);
}
.hero .lede {
  font-size: 18.5px;
  color: var(--slate-on-dark);
  max-width: 46ch;
  margin-bottom: 34px;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 3px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn-primary {
  background: var(--brass);
  color: var(--ink);
}
.btn-primary:hover { background: var(--brass-bright); transform: translateY(-1px); }
.btn-ghost {
  border-color: var(--rule-dark);
  color: var(--paper);
}
.btn-ghost:hover { border-color: var(--brass); color: var(--brass-bright); }

.hero-figure {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-figure svg { width: 100%; max-width: 380px; height: auto; }

.hero-meta {
  margin-top: 64px;
  padding-top: 28px;
  border-top: 1px solid var(--rule-dark);
  display: flex;
  gap: 44px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--slate-on-dark);
  letter-spacing: 0.03em;
}
.hero-meta strong { color: var(--paper); display: block; font-family: var(--body); font-size: 15px; font-weight: 600; margin-bottom: 3px; }

/* ---------- Sections ---------- */
section { padding: 96px 0; }
.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head h2 { font-size: clamp(28px, 3vw, 38px); }
.section-head p { color: var(--slate); font-size: 17.5px; }

.on-dark { background: var(--ink-2); color: var(--paper); }
.on-dark .slate-text { color: var(--slate-on-dark); }
.on-dark .section-head p { color: var(--slate-on-dark); }

/* ---------- Tier cards ---------- */
.tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule-light);
  border: 1px solid var(--rule-light);
}
.tier {
  background: var(--paper);
  padding: 36px 30px 40px;
  display: flex;
  flex-direction: column;
}
.tier .eyebrow { margin-bottom: 22px; }
.tier h3 { font-size: 24px; margin-bottom: 10px; }
.tier .who { color: var(--slate); font-size: 15px; margin-bottom: 22px; padding-bottom: 22px; border-bottom: 1px solid var(--rule-light); }
.tier ul { list-style: none; margin: 0 0 28px; padding: 0; flex: 1; }
.tier li {
  padding: 9px 0;
  border-bottom: 1px solid var(--rule-light);
  font-size: 15px;
  display: flex;
  gap: 10px;
}
.tier li:last-child { border-bottom: none; }
.tier li::before { content: "—"; color: var(--brass-on-light); flex-shrink: 0; }
.tier.is-featured li::before { color: var(--brass); }
.tier .tier-link {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.tier.is-featured { background: var(--ink); color: var(--paper); }
.tier.is-featured .who { color: var(--slate-on-dark); border-color: var(--rule-dark); }
.tier.is-featured li { border-color: var(--rule-dark); }
.tier.is-featured .tier-link { color: var(--brass-bright); }

@media (max-width: 900px) {
  .tiers { grid-template-columns: 1fr; }
}

.tier-note {
  margin-top: 26px;
  font-size: 14.5px;
  color: var(--slate);
  max-width: 60ch;
}

/* ---------- Process / steps ---------- */
.steps-list {
  display: grid;
  gap: 0;
  position: relative;
}
.step-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--rule-dark);
}
.step-row:last-child { border-bottom: 1px solid var(--rule-dark); }
.step-mark {
  font-family: var(--mono);
  color: var(--brass);
  font-size: 13px;
  padding-top: 4px;
}
.step-row h3 { font-size: 19px; margin-bottom: 6px; }
.step-row p { margin: 0; max-width: 60ch; }

/* ---------- Case study / work ---------- */
.case-card {
  border: 1px solid var(--rule-light);
  background: var(--paper);
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
}
.case-media {
  background: var(--ink);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.case-media img { border-radius: 2px; box-shadow: 0 24px 60px rgba(0,0,0,0.35); }
.case-body { padding: 44px; }
.case-body .eyebrow { margin-bottom: 16px; }
.case-body h3 { font-size: 27px; margin-bottom: 14px; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0; }
.case-tag {
  font-family: var(--mono);
  font-size: 12px;
  padding: 5px 10px;
  border: 1px solid var(--rule-light);
  border-radius: 2px;
  color: var(--slate);
}
@media (max-width: 800px) {
  .case-card { grid-template-columns: 1fr; }
}

.case-list-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--rule-light);
}
.case-list-item .k { font-family: var(--mono); font-size: 13px; color: var(--brass-on-light); text-transform: uppercase; letter-spacing: 0.06em; }
.on-dark .case-list-item .k { color: var(--brass); }
@media (max-width: 640px) {
  .case-list-item { grid-template-columns: 1fr; gap: 6px; }
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--ink);
  color: var(--paper);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band h2 { font-size: clamp(28px, 3.4vw, 42px); max-width: 20ch; margin: 0 auto 18px; }
.cta-band p { color: var(--slate-on-dark); max-width: 50ch; margin: 0 auto 32px; }
.cta-band .btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: var(--slate-on-dark);
  padding: 56px 0 36px;
  font-size: 14.5px;
  border-top: 1px solid var(--rule-dark);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--rule-dark);
}
.footer-grid h5 {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--paper);
  margin: 0 0 16px;
  font-weight: 500;
}
.footer-grid a { text-decoration: none; color: var(--slate-on-dark); }
.footer-grid a:hover { color: var(--brass-bright); }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--mono);
  font-size: 12.5px;
}
@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- Simple page header (non-home pages) ---------- */
.page-hero {
  background: var(--ink);
  color: var(--paper);
  padding: 70px 0 64px;
}
.page-hero h1 { color: var(--paper); font-size: clamp(32px, 4vw, 46px); max-width: 20ch; }
.page-hero p { color: var(--slate-on-dark); max-width: 56ch; font-size: 17.5px; margin: 0; }

/* ---------- Form ---------- */
.form-grid { display: grid; gap: 20px; max-width: 640px; }
.field { display: grid; gap: 8px; }
.field label { font-family: var(--mono); font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--slate); }
.field input, .field textarea, .field select {
  font-family: var(--body);
  font-size: 16px;
  padding: 13px 14px;
  border: 1px solid var(--rule-light);
  background: var(--paper);
  border-radius: 2px;
  color: var(--ink);
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--brass);
}
.contact-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
@media (max-width: 840px) {
  .contact-columns { grid-template-columns: 1fr; gap: 48px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-figure { order: -1; }
}

/* ---------- Utility ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 840px) {
  .two-col { grid-template-columns: 1fr; gap: 36px; }
}

.pill-list { display: flex; flex-wrap: wrap; gap: 10px; }
.pill {
  font-family: var(--mono);
  font-size: 12.5px;
  padding: 7px 13px;
  border: 1px solid var(--rule-light);
  border-radius: 20px;
  color: var(--slate);
}

.on-dark .pill {
  border-color: var(--rule-dark);
  color: var(--slate-on-dark);
}

/* ---------- Form status ---------- */
.form-status {
  display: none;
  padding: 14px 16px;
  border-radius: 2px;
  font-size: 15px;
  max-width: 640px;
}
.form-status.is-visible { display: block; }
.form-status.is-success {
  background: rgba(16, 24, 43, 0.06);
  border: 1px solid var(--rule-light);
  color: var(--ink);
}
.form-status.is-error {
  background: rgba(140, 40, 40, 0.08);
  border: 1px solid rgba(140, 40, 40, 0.25);
  color: #6b1f1f;
}
.form-grid.is-submitting .btn { opacity: 0.7; pointer-events: none; }