/* === El Impostor — design tokens === */
:root {
  --cream: #F5EBD6;
  --cream-deep: #EADEC2;
  --paper: #FBF4E2;
  --ink: #1A1410;
  --ink-soft: #3A2F26;
  --red: #E63946;
  --red-deep: #C42B37;
  --mustard: #F4B942;
  --teal: #3DA5A0;
  --lavender: #B5A7E6;

  --bg: var(--cream);
  --fg: var(--ink);
  --card: #FFFFFF;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-hard: 4px 4px 0 var(--ink);
  --shadow-hard-lg: 6px 6px 0 var(--ink);
  --shadow-hard-xl: 8px 8px 0 var(--ink);

  --font-display: "Archivo Black", "Space Grotesk", system-ui, sans-serif;
  --font-ui: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

[data-theme="dark"] {
  --cream: #1E1915;
  --cream-deep: #14100C;
  --paper: #26201A;
  --ink: #F5EBD6;
  --ink-soft: #C9BFA8;
  --card: #2A231C;
  --bg: #14100C;
  --fg: var(--ink);
  --shadow-hard: 4px 4px 0 #000;
  --shadow-hard-lg: 6px 6px 0 #000;
  --shadow-hard-xl: 8px 8px 0 #000;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* subtle paper grain */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: radial-gradient(rgba(26,20,16,0.06) 1px, transparent 1px);
  background-size: 3px 3px;
  opacity: 0.5;
  mix-blend-mode: multiply;
}
[data-theme="dark"] body::before {
  background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  mix-blend-mode: screen;
}

button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input { font-family: inherit; }

/* === Primitive classes === */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 28px;
  border: 3px solid var(--ink);
  border-radius: var(--radius-md);
  background: var(--card);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-hard-lg);
  transition: transform .08s ease, box-shadow .08s ease;
  text-transform: uppercase;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 8px 8px 0 var(--ink); }
.btn:active { transform: translate(3px, 3px); box-shadow: 2px 2px 0 var(--ink); }
.btn--primary { background: var(--red); color: var(--paper); }
.btn--mustard { background: var(--mustard); }
.btn--teal { background: var(--teal); color: var(--paper); }
.btn--ghost { background: transparent; box-shadow: none; border-width: 2px; }
.btn--ghost:hover { background: var(--cream-deep); transform: none; box-shadow: none; }
.btn--lg { padding: 22px 40px; font-size: 22px; }
.btn--sm { padding: 10px 16px; font-size: 14px; box-shadow: var(--shadow-hard); }
.btn--sm:hover { box-shadow: 5px 5px 0 var(--ink); }
.btn--block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.card {
  background: var(--card);
  border: 3px solid var(--ink);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hard-xl);
}

.sticker {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: var(--mustard);
  color: var(--ink);
  border: 2.5px solid var(--ink);
  border-radius: var(--radius-pill);
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 3px 3px 0 var(--ink);
}

.kbd {
  display: inline-block;
  padding: 2px 8px;
  border: 2px solid var(--ink);
  border-radius: 6px;
  background: var(--card);
  font-family: var(--font-mono);
  font-size: 12px;
  box-shadow: 2px 2px 0 var(--ink);
}

.dashed {
  border: 2.5px dashed var(--ink-soft);
  border-radius: var(--radius-md);
}

/* scrollbar */
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-thumb { background: var(--ink); border-radius: 20px; border: 3px solid var(--bg); }

/* === Shake for imposter reveal === */
@keyframes shake {
  0%, 100% { transform: translate(0,0); }
  10% { transform: translate(-6px, 2px) rotate(-0.6deg); }
  20% { transform: translate(7px, -3px) rotate(0.8deg); }
  30% { transform: translate(-5px, 4px) rotate(-0.5deg); }
  40% { transform: translate(6px, 3px) rotate(0.6deg); }
  50% { transform: translate(-4px, -2px); }
  60% { transform: translate(5px, 2px); }
  70% { transform: translate(-3px, 3px); }
  80% { transform: translate(4px, -1px); }
  90% { transform: translate(-2px, 1px); }
}
.shake { animation: shake .5s cubic-bezier(.36,.07,.19,.97) both; }

@keyframes flash {
  0% { opacity: 0; }
  40% { opacity: 1; }
  100% { opacity: 1; }
}
.flash { animation: flash .3s ease-out both; }

@keyframes pop {
  0% { transform: scale(.4); opacity: 0; }
  60% { transform: scale(1.08); opacity: 1; }
  100% { transform: scale(1); }
}
.pop { animation: pop .35s cubic-bezier(.34,1.56,.64,1) both; }

@keyframes slideUp {
  from { transform: translateY(30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.slide-up { animation: slideUp .4s ease-out both; }

@keyframes spinOnce {
  from { transform: rotate(0); }
  to { transform: rotate(360deg); }
}

@keyframes pulseRing {
  0% { box-shadow: 0 0 0 0 rgba(230,57,70,0.6); }
  100% { box-shadow: 0 0 0 24px rgba(230,57,70,0); }
}
.pulse-ring { animation: pulseRing 1.2s ease-out infinite; }

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes blink {
  0%, 90%, 100% { transform: scaleY(1); }
  95% { transform: scaleY(0.1); }
}

/* utilities */
.rotate-n2 { transform: rotate(-2deg); }
.rotate-n1 { transform: rotate(-1deg); }
.rotate-1 { transform: rotate(1deg); }
.rotate-2 { transform: rotate(2deg); }
.rotate-3 { transform: rotate(3deg); }