/* UmberSea company site. Tokens from the Application Design System v1.0 (light and dark). */
:root {
  --surface-canvas: #F7F8FA;
  --surface-base: #FFFFFF;
  --surface-selected: #E5F3F2;
  --text-primary: #1F2B3D;
  --text-secondary: #526174;
  --border-subtle: #CDD5DF;
  --border-control: #788698;
  --action-primary: #006D77;
  --action-hover: #005B64;
  --action-pressed: #004750;
  --action-ink: #FFFFFF;
  --focus-ring: #5D43C7;
  --focus-offset: #FFFFFF;
  --accent-turquoise: #38C7C1;
  --accent-gold: #FFCC66;
  --accent-coral: #FF8A76;
  --accent-violet: #8D83E8;
  --accent-blue: #68A2FF;
  --shadow-float: 0 8px 24px rgba(31, 43, 61, 0.14);
  --radius-chip: 8px;
  --radius-control: 12px;
  --radius-card: 16px;
  --font-display: "Nunito Sans", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --surface-canvas: #121C2A;
    --surface-base: #1C2A3B;
    --surface-selected: #22384A;
    --text-primary: #F1F5FA;
    --text-secondary: #B8C5D5;
    --border-subtle: #2E3F53;
    --border-control: #8C9AAF;
    --action-primary: #77D6D0;
    --action-hover: #8FE0DB;
    --action-pressed: #5FC2BC;
    --action-ink: #122331;
    --focus-ring: #C3B5FF;
    --focus-offset: #121C2A;
    --shadow-float: 0 8px 24px rgba(0, 0, 0, 0.4);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--surface-canvas);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
}

a { color: var(--action-primary); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--action-hover); }

:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
  box-shadow: 0 0 0 2px var(--focus-offset);
  border-radius: 4px;
}

.skip-link {
  position: absolute; left: 16px; top: -64px;
  background: var(--surface-base); color: var(--text-primary);
  padding: 12px 16px; border-radius: var(--radius-control); border: 1px solid var(--border-subtle);
  z-index: 10;
}
.skip-link:focus { top: 16px; }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 1023px) { .wrap { padding: 0 24px; } }
@media (max-width: 767px) { .wrap { padding: 0 16px; } }

/* Header */
.site-header {
  background: var(--surface-base);
  border-bottom: 1px solid var(--border-subtle);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 64px; gap: 24px; flex-wrap: wrap;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 800; font-size: 20px; line-height: 28px;
  color: var(--text-primary); text-decoration: none;
}
.brand svg { width: 28px; height: 28px; }
.site-nav { display: flex; gap: 4px; flex-wrap: wrap; margin: 0; padding: 0; list-style: none; }
.site-nav a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 16px;
  border-radius: var(--radius-control); text-decoration: none; color: var(--text-primary); font-weight: 500;
}
.site-nav a:hover { background: var(--surface-selected); color: var(--text-primary); }
.site-nav a[aria-current="page"] { background: var(--surface-selected); font-weight: 600; }

/* Type */
h1, h2, h3 { font-family: var(--font-display); font-weight: 800; margin: 0; letter-spacing: 0; }
h1 { font-size: 48px; line-height: 56px; }
h2 { font-size: 24px; line-height: 32px; }
h3 { font-size: 20px; line-height: 28px; font-weight: 600; font-family: var(--font-body); }
@media (max-width: 767px) { h1 { font-size: 36px; line-height: 44px; } }
.page-title { font-size: 32px; line-height: 40px; }
@media (max-width: 767px) { .page-title { font-size: 28px; line-height: 36px; } }
p { margin: 0; }
.lead { font-size: 20px; line-height: 28px; color: var(--text-secondary); }
.supporting { font-size: 14px; line-height: 20px; color: var(--text-secondary); }
.prose { max-width: 720px; }
.prose p + p, .prose h2 + p, .prose p + h2 { margin-top: 16px; }
.prose p + h2 { margin-top: 32px; }

/* Sections */
.hero { padding: 64px 0 48px; }
.hero .wrap { display: grid; gap: 24px; max-width: 1200px; }
.hero h1 { max-width: 720px; }
.hero .lead { max-width: 720px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
section { padding: 32px 0; }
section + section { padding-top: 16px; }
.section-head { margin-bottom: 24px; display: grid; gap: 8px; }

.grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.card {
  background: var(--surface-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 24px;
  display: grid; gap: 12px; align-content: start;
}
@media (max-width: 767px) { .card { padding: 16px; } }
.card .mark { width: 40px; height: 40px; border-radius: var(--radius-control); display: grid; place-items: center; }
.card .mark svg { width: 24px; height: 24px; }
.card h2, .card h3 { margin-top: 4px; }
.card p { color: var(--text-secondary); }
.card .meta { display: flex; gap: 8px; flex-wrap: wrap; }
.badge {
  display: inline-flex; align-items: center; min-height: 24px; padding: 0 10px;
  border-radius: 999px; font-size: 12px; line-height: 16px; font-weight: 500;
  background: var(--surface-selected); color: var(--text-primary);
}

/* Buttons */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 20px; border-radius: var(--radius-control);
  font-size: 16px; line-height: 20px; font-weight: 600; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
}
.button-primary {
  background: var(--action-primary); color: var(--action-ink);
  box-shadow: 0 3px 0 var(--action-pressed);
}
.button-primary:hover { background: var(--action-hover); color: var(--action-ink); }
.button-primary:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--action-pressed); }
.button-secondary { background: var(--surface-base); color: var(--text-primary); border-color: var(--border-control); }
.button-secondary:hover { background: var(--surface-selected); color: var(--text-primary); }

/* Definition rows */
.facts { display: grid; gap: 12px; margin: 0; }
.facts div { display: grid; grid-template-columns: 160px 1fr; gap: 12px; }
@media (max-width: 767px) { .facts div { grid-template-columns: 1fr; gap: 4px; } }
.facts dt { color: var(--text-secondary); font-size: 14px; line-height: 20px; font-weight: 500; }
.facts dd { margin: 0; }

/* Footer */
.site-footer {
  margin-top: 48px; padding: 32px 0 48px;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-secondary); font-size: 14px; line-height: 20px;
}
.site-footer .wrap { display: grid; gap: 16px; }
.site-footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--text-secondary); }
address { font-style: normal; }

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