/* First Charter AI — chart-room design system
   ink / paper / sealing wax / verdigris */

@font-face {
  font-family: "EB Garamond";
  src: url("/assets/fonts/eb-garamond-latin.woff2") format("woff2");
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "EB Garamond";
  src: url("/assets/fonts/eb-garamond-latin-italic.woff2") format("woff2");
  font-weight: 400 800;
  font-style: italic;
  font-display: swap;
}

:root {
  --ink: #22303E;
  --ink-soft: #55636F;
  --paper: #FBFAF7;
  --paper-raised: #FFFFFF;
  --wax: #9A3B3B;
  --wax-strong: #822F2F;
  --verdigris: #4C7A6B;
  --line: #DCD9D0;
  --display: "EB Garamond", Georgia, serif;
  --body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #E8E6E0;
    --ink-soft: #A9B2BA;
    --paper: #16202B;
    --paper-raised: #1D2936;
    --wax: #C46A6A;
    --wax-strong: #D07D7D;
    --verdigris: #6FA391;
    --line: #2E3A46;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

a { color: var(--wax); }
a:hover { color: var(--wax-strong); }

:focus-visible {
  outline: 2px solid var(--verdigris);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- header ---------- */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
}

.seal {
  width: 40px;
  height: 40px;
  color: var(--wax);
  flex-shrink: 0;
}

.seal-text {
  font-family: var(--display);
  font-size: 22px;
  font-weight: 600;
  fill: currentColor;
  letter-spacing: 0.5px;
}

.brand-name {
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 600;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a:not(.btn) {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-nav a:not(.btn):hover { color: var(--ink); }

@media (max-width: 640px) {
  .site-nav a:not(.btn) { display: none; }
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  background: var(--wax);
  color: var(--paper);
  font-family: var(--body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--wax);
  border-radius: 6px;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn:hover { background: var(--wax-strong); color: var(--paper); }

.btn-small { padding: 0.5rem 1.1rem; font-size: 0.95rem; }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover { background: var(--paper-raised); color: var(--ink); border-color: var(--ink-soft); }

@media (prefers-color-scheme: dark) {
  .btn:not(.btn-ghost) { color: #16202B; }
  .btn:not(.btn-ghost):hover { color: #16202B; }
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 2rem;
  max-width: 1120px;
  margin: 0 auto;
  padding: 4.5rem 1.5rem 6rem;
  overflow: hidden;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--verdigris);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2.75rem, 6vw, 4.25rem);
  margin-bottom: 1.25rem;
}

.hero h1 em {
  font-style: italic;
  color: var(--wax);
}

.lede {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 34em;
  margin-bottom: 2rem;
}

.hero-actions { display: flex; gap: 0.85rem; flex-wrap: wrap; }

.hero-copy { animation: rise 0.7s ease both; }

.hero-chart {
  color: var(--ink);
  animation: rise 0.9s 0.15s ease both;
}

.compass {
  width: 100%;
  max-width: 460px;
  display: block;
  margin: 0 auto;
}

.rhumbs { opacity: 0.14; }

.rose polygon {
  fill: var(--paper);
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linejoin: round;
}

.rose .pt-north { fill: var(--wax); stroke: var(--wax); }
.rose .pt-minor { opacity: 0.55; }
.rose-hub { fill: currentColor; }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-copy, .hero-chart { animation: none; }
}

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; padding-top: 2.5rem; padding-bottom: 4rem; }
  .hero-chart { max-width: 300px; margin: 0 auto; opacity: 0.9; }
}

/* ---------- sections ---------- */

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 4.5rem 1.5rem;
  border-top: 1px solid var(--line);
}

.section h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  margin-bottom: 2.25rem;
}

/* services */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.9rem 1.7rem;
}

.card-icon {
  width: 44px;
  height: 44px;
  color: var(--verdigris);
  margin-bottom: 1.1rem;
}

.card h3 { font-size: 1.45rem; margin-bottom: 0.6rem; }

.card p { color: var(--ink-soft); font-size: 1rem; }

@media (max-width: 820px) {
  .cards { grid-template-columns: 1fr; }
}

/* capabilities */

.capabilities {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem 3rem;
}

.capability {
  border-left: 3px solid var(--verdigris);
  padding-left: 1.25rem;
}

.capability h3 { font-size: 1.3rem; margin-bottom: 0.35rem; }

.capability p { color: var(--ink-soft); font-size: 1rem; }

@media (max-width: 640px) {
  .capabilities { grid-template-columns: 1fr; }
}

/* about */

.about-body {
  max-width: 44em;
  font-size: 1.15rem;
}

.about-body p + p { margin-top: 1.25rem; }

.drop-cap::first-letter {
  font-family: var(--display);
  font-size: 3.4em;
  font-weight: 600;
  float: left;
  line-height: 0.82;
  padding: 0.06em 0.12em 0 0;
  color: var(--wax);
}

.services-note {
  margin-top: 2.25rem;
  max-width: 44em;
  font-size: 1.15rem;
}

/* contact */

.contact {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
}

form label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.1rem;
}

.optional { font-weight: 400; color: var(--ink-soft); }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

input, textarea {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  font: inherit;
  font-weight: 400;
  color: var(--ink);
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.65rem 0.8rem;
}

input:focus, textarea:focus {
  outline: 2px solid var(--verdigris);
  outline-offset: 0;
  border-color: var(--verdigris);
}

textarea { resize: vertical; }

.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.cf-turnstile { margin-bottom: 1.1rem; }

.form-status { margin-top: 0.9rem; font-size: 0.95rem; min-height: 1.4em; }

.form-status.ok { color: var(--verdigris); }
.form-status.err { color: var(--wax); }

.contact-aside {
  color: var(--ink-soft);
  font-size: 1rem;
  border-left: 3px solid var(--wax);
  padding-left: 1.25rem;
  align-self: start;
}

.contact-aside p + p { margin-top: 1rem; }

@media (max-width: 820px) {
  .contact { grid-template-columns: 1fr; }
  .contact-aside { border-left: none; padding-left: 0; border-top: 1px solid var(--line); padding-top: 1.5rem; }
}

@media (max-width: 520px) {
  .field-row { grid-template-columns: 1fr; }
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 3rem 1.5rem 3.5rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.site-footer .seal {
  width: 34px;
  height: 34px;
  margin-bottom: 0.75rem;
}

.site-footer .seal-text { font-size: 22px; }

.fine { font-size: 0.85rem; margin-top: 0.35rem; }