/* Copied verbatim (literal values) from the Veakey Labs Academy site's
   src/styles/tokens.css, so this standalone app matches its charte
   graphique exactly without importing across repos. */
:root {
  --color-bg: #0a0f1e;
  --color-surface: #10182c;
  --color-surface-solid: #131c33;

  --color-text-primary: #f3f6ff;
  --color-text-secondary: #a9b4d0;

  --color-accent-blue: #3b82f6;
  --color-accent-blue-text: #8fb4ff;
  --color-accent-yellow: #ffd60a;
  --color-accent-yellow-text: #14100a;
  --color-accent-white: #ffffff;

  --glass-bg: rgba(255, 255, 255, 0.07);
  --glass-border: rgba(255, 255, 255, 0.14);
  --glass-blur: 16px;
  --glass-saturate: 140%;
  --glass-radius: 18px;

  --halo-blue: 0 0 50px rgba(59, 130, 246, 0.28);
  --halo-yellow: 0 0 50px rgba(255, 214, 10, 0.24);
  --halo-white: 0 0 50px rgba(255, 255, 255, 0.18);

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  color-scheme: dark;
}

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

html {
  color-scheme: dark;
  overflow-x: clip;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

a {
  color: var(--color-accent-blue-text);
}

/* Glassmorphism panel: reserved for cards/nav framing, never body copy directly */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass {
    background: var(--color-surface);
  }
}

.glass.card {
  padding: 1.25rem;
}

.halo-blue {
  box-shadow: var(--halo-blue);
}
.halo-yellow {
  box-shadow: var(--halo-yellow);
}
.halo-white {
  box-shadow: var(--halo-white);
}

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

/* Buttons — copied from Button.astro's pill/gradient/glass rules */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  border: none;
  border-radius: 999px;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.btn-md {
  padding: 0.85rem 1.75rem;
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.9rem;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, #ffe873, var(--color-accent-yellow));
  color: var(--color-accent-yellow-text);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.4) inset,
    0 8px 24px -8px rgba(255, 214, 10, 0.55);
}

.btn-primary:hover {
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.5) inset,
    0 10px 32px -6px rgba(255, 214, 10, 0.75);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  color: var(--color-text-primary);
}

.btn-secondary:hover {
  box-shadow: var(--halo-white);
  transform: translateY(-2px);
}

.btn-ghost {
  color: var(--color-accent-blue-text);
  background: transparent;
  padding: 0.4rem 0.9rem;
  font-size: 0.95rem;
}

.btn-ghost:hover {
  background: var(--glass-bg);
  box-shadow: var(--halo-blue);
}

@media (prefers-reduced-motion: reduce) {
  .btn,
  .btn:hover {
    transition: none;
    transform: none;
  }
}