/* Unnatural Games — shared brand foundation. Every page links this first. */

@font-face { font-family: "Inter"; src: url("/assets/fonts/Inter-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Inter"; src: url("/assets/fonts/Inter-Medium.ttf") format("truetype"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Inter"; src: url("/assets/fonts/Inter-SemiBold.ttf") format("truetype"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Inter"; src: url("/assets/fonts/Inter-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Inter Display"; src: url("/assets/fonts/InterDisplay-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/assets/fonts/JetBrainsMono-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("/assets/fonts/JetBrainsMono-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }

:root {
  --uni-paper: #F9F9FA;
  --uni-olive: #95B747;
  --uni-ink: #030205;
  --uni-pink: #FA4A9E;
  --uni-wine: #591337;
  --uni-lime: #BAF837;
  --uni-cyan: #7EC8FF;

  /* Team colours: humans are pink, the AI ("the clanker") is cyan, the club is lime. */
  --team-human: var(--uni-pink);
  --team-ai: var(--uni-cyan);

  --bg: var(--uni-ink);
  --bg-raised: #0f0b14;
  --bg-card: #16111c;
  --line: rgba(249, 249, 250, 0.12);
  --text: var(--uni-paper);
  --text-dim: rgba(249, 249, 250, 0.62);

  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Inter Display", "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --radius-sm: 8px;
  --radius: 16px;
  --radius-lg: 28px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --glow-lime: 0 0 0 1px rgba(186, 248, 55, 0.4), 0 0 32px rgba(186, 248, 55, 0.25);
  --glow-pink: 0 0 0 1px rgba(250, 74, 158, 0.4), 0 0 32px rgba(250, 74, 158, 0.25);
  --glow-cyan: 0 0 0 1px rgba(126, 200, 255, 0.4), 0 0 32px rgba(126, 200, 255, 0.25);

  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--uni-lime); text-underline-offset: 3px; }

h1, h2, h3 { font-family: var(--font-display); line-height: 1.05; letter-spacing: -0.02em; margin: 0 0 0.4em; }

.mono { font-family: var(--font-mono); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--uni-lime);
}

.gradient-text {
  background: linear-gradient(100deg, var(--uni-lime) 0%, var(--uni-lime) 38%, var(--uni-pink) 62%, var(--uni-pink) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  min-height: 48px;
  padding: 0.75em 1.4em;
  border: 0;
  border-radius: 999px;
  font: 600 1rem/1 var(--font-sans);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s var(--ease-spring), box-shadow 0.2s, background 0.2s, opacity 0.2s;
  background: var(--uni-lime);
  color: var(--uni-ink);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--glow-lime); }
.btn:active { transform: translateY(0) scale(0.97); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }
.btn--pink { background: var(--uni-pink); color: var(--uni-ink); }
.btn--pink:hover { box-shadow: var(--glow-pink); }
.btn--ghost { background: transparent; color: var(--text); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1.5px var(--uni-lime); }

.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.3em 0.75em;
  border-radius: 999px;
  font: 600 0.8rem/1.2 var(--font-mono);
  background: rgba(249, 249, 250, 0.08);
  color: var(--text);
}
.chip--human { background: rgba(250, 74, 158, 0.16); color: var(--uni-pink); }
.chip--ai { background: rgba(126, 200, 255, 0.16); color: var(--uni-cyan); }
.chip--lime { background: rgba(186, 248, 55, 0.16); color: var(--uni-lime); }

.input {
  width: 100%;
  min-height: 48px;
  padding: 0.7em 1em;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--line);
  background: var(--bg-raised);
  color: var(--text);
  font: 500 1rem var(--font-sans);
}
.input:focus { outline: none; border-color: var(--uni-lime); box-shadow: var(--glow-lime); }

:focus-visible { outline: 2px solid var(--uni-lime); outline-offset: 3px; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}