@font-face {
  font-family: "Source Sans 3";
  src: url("/assets/fonts/source-sans-3-latin-wght-normal.woff2") format("woff2");
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
}

:root {
  color-scheme: light;
  --ink: #172326;
  --ink-soft: #354548;
  --muted: #526164;
  --petroleum-950: #0c2928;
  --petroleum-900: #133c3a;
  --petroleum-700: #176b68;
  --petroleum-600: #1e7b77;
  --petroleum-100: #dfeeed;
  --amber-700: #8a5b22;
  --amber-500: #c98a3d;
  --amber-200: #efd8b8;
  --canvas: #f1f5f3;
  --canvas-warm: #f6f3ed;
  --surface: #ffffff;
  --surface-soft: #e8efed;
  --border: #cbd8d5;
  --border-strong: #81918e;
  --danger: #9b3f3f;
  --shadow-sm: 0 2px 7px rgba(12, 41, 40, .07), 0 14px 35px rgba(12, 41, 40, .05);
  --shadow-lg: 0 8px 24px rgba(12, 41, 40, .1), 0 34px 80px rgba(12, 41, 40, .12);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --content: 1180px;
  font-family: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  font-synthesis: none;
  color: var(--ink);
  background: var(--canvas);
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { min-width: 320px; margin: 0; background: var(--canvas); font-size: 17px; line-height: 1.6; }
body, button, input, textarea { font: inherit; }
img { display: block; max-width: 100%; }
a { color: var(--petroleum-700); }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #ffffff; outline-offset: 3px; box-shadow: 0 0 0 6px var(--petroleum-950); }
::selection { background: var(--amber-200); color: var(--petroleum-950); }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--surface);
  color: var(--petroleum-950);
  font-weight: 700;
  transform: translateY(-180%);
  transition: transform .15s ease;
}
.skip-link:focus { transform: translateY(0); }
.container { width: min(calc(100% - 40px), var(--content)); margin-inline: auto; }
.narrow { width: min(calc(100% - 40px), 800px); margin-inline: auto; }
.section { padding-block: clamp(72px, 9vw, 116px); }
.section-compact { padding-block: clamp(50px, 7vw, 82px); }
.section-warm { background: var(--canvas-warm); }
.section-dark { background: var(--petroleum-900); color: #ffffff; }
.eyebrow { display: block; margin-bottom: 12px; color: var(--amber-700); font-size: .78rem; font-weight: 750; letter-spacing: .09em; text-transform: uppercase; }
.section-dark .eyebrow { color: #efc58d; }
h1, h2, h3 { margin: 0; font-weight: 690; line-height: 1.08; letter-spacing: -.035em; text-wrap: balance; }
h1 { font-size: clamp(2.65rem, 6.6vw, 5.15rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3.35rem); }
h3 { font-size: 1.25rem; letter-spacing: -.018em; }
p { margin: 0; }
.lead { max-width: 720px; color: var(--muted); font-size: clamp(1.1rem, 2vw, 1.3rem); line-height: 1.58; }
.section-dark .lead { color: #d7e4e2; }
.section-heading { display: grid; max-width: 790px; gap: 18px; margin-bottom: 46px; }

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(203, 216, 213, .8);
  background: rgba(241, 245, 243, .92);
  backdrop-filter: blur(16px);
}
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand-image { width: 172px; height: auto; }
.site-nav { display: flex; align-items: center; gap: 27px; }
.site-nav > a { color: var(--ink-soft); font-size: .9rem; font-weight: 620; text-decoration: none; }
.site-nav > a:hover, .site-nav > a[aria-current="page"] { color: var(--petroleum-700); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.menu-button { display: none; width: 42px; height: 42px; place-items: center; border: 1px solid var(--border); border-radius: 9px; background: var(--surface); color: var(--petroleum-950); }
.menu-icon, .menu-icon::before, .menu-icon::after { display: block; width: 19px; height: 2px; border-radius: 2px; background: currentColor; content: ""; }
.menu-icon { position: relative; }
.menu-icon::before { position: absolute; top: -6px; }
.menu-icon::after { position: absolute; top: 6px; }

.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 19px; border: 1px solid transparent; border-radius: 9px; font-size: .92rem; font-weight: 700; line-height: 1.1; text-align: center; text-decoration: none; transition: background .15s ease, border-color .15s ease, transform .15s ease; }
.button:hover { transform: translateY(-1px); }
.button-primary { border-color: var(--petroleum-700); background: var(--petroleum-700); color: #ffffff; box-shadow: 0 6px 18px rgba(23, 107, 104, .18); }
.button-primary:hover { border-color: var(--petroleum-950); background: var(--petroleum-950); }
.button-secondary { border-color: var(--border-strong); background: rgba(255, 255, 255, .65); color: var(--petroleum-950); }
.button-secondary:hover { border-color: var(--petroleum-700); background: var(--surface); }
.button-light { border-color: #ffffff; background: #ffffff; color: var(--petroleum-950); }
.button-ghost-light { border-color: #7ea3a0; color: #ffffff; }
.text-link { display: inline-flex; align-items: center; gap: 7px; font-weight: 700; text-decoration: none; }
.text-link::after { content: "→"; transition: transform .15s ease; }
.text-link:hover::after { transform: translateX(3px); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }

.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.card { padding: 27px; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); box-shadow: var(--shadow-sm); }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .96rem; }
.card-label { display: grid; width: 36px; height: 36px; place-items: center; margin-bottom: 24px; border-radius: 10px; background: var(--petroleum-100); color: var(--petroleum-700); font-size: .86rem; font-weight: 800; }
.check-list { display: grid; gap: 12px; margin: 24px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 27px; color: var(--ink-soft); }
.check-list li::before { position: absolute; top: .2em; left: 0; display: grid; width: 18px; height: 18px; place-items: center; border-radius: 50%; background: var(--petroleum-100); color: var(--petroleum-700); font-size: .72rem; font-weight: 850; content: "✓"; }
.section-dark .check-list li { color: #dbe7e5; }

.site-footer { padding: 56px 0 28px; background: var(--petroleum-950); color: #d7e4e2; }
.footer-main { display: grid; grid-template-columns: minmax(240px, 1.5fr) repeat(3, minmax(150px, 1fr)); gap: 42px; padding-bottom: 42px; }
.footer-main .brand { margin-bottom: 14px; color: #ffffff; }
.footer-main .brand-image { width: 184px; }
.footer-main p { max-width: 330px; color: #aac0bd; font-size: .9rem; }
.footer-column { display: flex; flex-direction: column; align-items: flex-start; gap: 9px; }
.footer-column strong { margin-bottom: 3px; color: #ffffff; font-size: .82rem; letter-spacing: .04em; text-transform: uppercase; }
.footer-column a { color: #c9d9d6; font-size: .9rem; text-decoration: none; }
.footer-column a:hover { color: #ffffff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; padding-top: 24px; border-top: 1px solid #294a48; color: #93aaa7; font-size: .8rem; }

@media (max-width: 940px) {
  .header-actions .button-secondary { display: none; }
  .js .menu-button { display: grid; }
  .site-nav { position: absolute; top: calc(100% + 1px); left: 0; right: 0; align-items: stretch; flex-direction: column; gap: 0; padding: 12px 20px 20px; border-bottom: 1px solid var(--border); background: var(--canvas); box-shadow: var(--shadow-sm); }
  .js .site-nav { display: none; }
  .js .site-nav[data-open="true"] { display: flex; }
  .site-nav > a { padding: 11px 8px; }
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-main { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .container, .narrow { width: min(calc(100% - 28px), var(--content)); }
  .header-inner { min-height: 66px; gap: 10px; }
  .header-actions .button-primary { min-height: 40px; padding-inline: 13px; font-size: .82rem; }
  .brand-image { width: 136px; }
  .footer-main .brand-image { width: 172px; }
  .card-grid, .footer-main { grid-template-columns: 1fr; }
  .card { padding: 23px; }
  .footer-main { gap: 30px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .button-row .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}