/* The marketing site borrows the game's look: warm paper, pink accent, teal, Lobster headings, Nunito text. */
@font-face {
  font-family: "Nunito Variable";
  font-style: normal;
  font-display: swap;
  font-weight: 200 1000;
  src: url("/fonts/nunito-latin-wght-normal.woff2") format("woff2-variations");
}
@font-face {
  font-family: Lobster;
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url("/fonts/lobster-latin-400-normal.woff2") format("woff2");
}

:root {
  --ink: #2b2118;
  --muted: #7a6a5b;
  --paper: #fffaf1;
  --sand: #f3e7d3;
  --line: #eadcc6;
  --accent: #d6336c;
  --accent-dark: #a61e4d;
  --teal: #0f7b78;
  --teal-soft: #e3f4f2;
  --shadow: 0 8px 24px rgba(60, 35, 10, 0.18), 0 1px 3px rgba(60, 35, 10, 0.12);
  --card-shadow: 0 20px 60px rgba(40, 25, 10, 0.2);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family:
    "Nunito Variable",
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent);
  font-weight: 700;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}
a:hover {
  color: var(--accent-dark);
}

h1,
h2,
.brand {
  font-family: Lobster, Georgia, serif;
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 12px;
}
h1 {
  font-size: clamp(44px, 8vw, 76px);
}
h2 {
  font-size: clamp(30px, 5vw, 40px);
}
h3 {
  font-size: 19px;
  margin: 0 0 6px;
}
p {
  margin: 0 0 14px;
}

.wrap {
  width: min(1080px, 100% - 32px);
  margin: 0 auto;
}
.narrow {
  width: min(720px, 100% - 32px);
}

/* Top bar: a floating glass pill, like the game's HUD. */
.topbar {
  position: sticky;
  top: 12px;
  z-index: 5;
  margin-top: 12px;
}
.topbar .wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 8px 8px 22px;
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.92);
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow);
}
.brand {
  font-size: 26px;
  margin: 0;
  color: var(--ink);
  text-decoration: none;
}
.topbar nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
}
.topbar nav a:not(.button) {
  color: var(--ink);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 999px;
}
.topbar nav a:not(.button):hover {
  background: #fff3e2;
}

.button {
  display: inline-block;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  border: 1.5px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 10px 20px;
  box-shadow: 0 1px 0 rgba(60, 35, 10, 0.08);
  transition:
    transform 0.08s,
    background 0.15s;
}
.button:hover {
  background: #fff3e2;
  color: var(--ink);
}
.button:active {
  transform: translateY(1px);
}
.button.primary {
  background: linear-gradient(180deg, #e64980, var(--accent));
  border-color: var(--accent-dark);
  color: #fff;
  box-shadow: 0 2px 0 var(--accent-dark);
}
.button.primary:hover {
  background: linear-gradient(180deg, #f06595, #e64980);
  color: #fff;
}
.button.big {
  font-size: 19px;
  padding: 14px 28px;
}

.hero {
  padding: 56px 0 40px;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 40px;
  align-items: center;
}
.hero .lede {
  font-size: 21px;
  color: var(--muted);
  max-width: 34ch;
}
.hero .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  background: var(--accent);
  border-radius: 999px;
  padding: 2px 12px;
  margin-bottom: 14px;
}
.shot {
  border-radius: 26px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 4px solid var(--paper);
  background: var(--paper);
}

section {
  padding: 48px 0;
}
.section-head {
  max-width: 640px;
  margin-bottom: 28px;
}
.section-head p {
  color: var(--muted);
  font-size: 19px;
}

/* Feature rows alternate picture and text. */
.feature {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 36px;
  align-items: center;
  margin-bottom: 48px;
}
.feature:nth-child(even) .shot {
  order: 2;
}
.feature .science {
  font-size: 15px;
  color: var(--teal);
  background: var(--teal-soft);
  border-radius: 14px;
  padding: 10px 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.card {
  background: var(--paper);
  border-radius: 22px;
  padding: 20px 22px;
  box-shadow: var(--shadow);
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.band {
  background: var(--paper);
}
.callout {
  background: var(--paper);
  border-radius: 26px;
  box-shadow: var(--card-shadow);
  padding: 32px 36px;
  text-align: center;
}
.callout p {
  color: var(--muted);
  max-width: 56ch;
  margin: 0 auto 18px;
}

footer {
  padding: 32px 0 48px;
  color: var(--muted);
  font-size: 15px;
}
footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: space-between;
}

/* Research page */
.article {
  padding: 40px 0 24px;
}
.article .lede {
  font-size: 20px;
  color: var(--muted);
}
.principle {
  background: var(--paper);
  border-radius: 26px;
  box-shadow: var(--shadow);
  padding: 26px 30px;
  margin: 0 0 20px;
}
.principle h2 {
  font-size: 30px;
}
.principle .in-game {
  border-left: 4px solid var(--accent);
  padding: 4px 0 4px 14px;
  margin: 16px 0;
}
.principle .in-game strong {
  color: var(--accent-dark);
}
.principle .cite {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}
.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 20px 0 28px;
  list-style: none;
}
.toc a {
  display: inline-block;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  padding: 4px 14px;
}
.toc a:hover {
  background: #fff3e2;
}
.refs {
  font-size: 15px;
  padding-left: 0;
  list-style: none;
}
.refs li {
  margin: 0 0 10px;
  padding-left: 24px;
  text-indent: -24px;
}

@media (max-width: 800px) {
  body {
    font-size: 16px;
  }
  .hero {
    padding-top: 32px;
  }
  .hero .wrap,
  .feature {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .feature:nth-child(even) .shot {
    order: 0;
  }
  .topbar .wrap {
    padding-left: 16px;
  }
  .topbar nav a.hide-sm {
    display: none;
  }
  .principle,
  .callout {
    padding: 22px 20px;
  }
}

.article h1 {
  font-size: clamp(40px, 6vw, 56px);
}