/* Base page, layers and shared tokens. Modules bring their own CSS for what they mount. */

:root {
  --night: #1b1a22;
  --night-2: #26242f;
  --ink: #1d1d1f;
  --paper: #fbf7f0;
  --paper-2: #f1eadf;
  --muted: #6e6a75;
  --snow: #f5f5f7;
  --dim: #b9b4c4;
  --line: rgba(29, 29, 31, 0.12);
  --line-light: rgba(245, 245, 247, 0.16);

  --accent: #66b8ff;
  --accent-deep: #1a5fd0;
  --warm: #ffb463;
  --good: #3fb37f;
  --warn: #f2b33d;
  --bad: #e5484d;

  --energy: #f2b33d;
  --focus: #66b8ff;
  --irritation: #e5484d;

  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --mono: ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, Consolas, monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 3px 10px rgba(0, 0, 0, 0.25);

  --z-hud: 10;
  --z-round: 20;
  --z-loading: 30;
  --z-phone: 40;
  --z-card: 50;
  --z-toast: 60;
  --z-fatal: 70;
  --z-skip: 80;
}

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

html,
body {
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  background: var(--night);
  color: var(--snow);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

h1,
h2,
h3,
p {
  margin: 0;
}

button {
  font: inherit;
}

[hidden] {
  display: none !important;
}

#game-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  outline: none;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

#vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(10, 8, 16, 0.34) 100%);
}

/* The edges warm up when he's had enough, and pulse while the page is open. */
#vignette::before,
#vignette::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
}

#vignette::before {
  background: radial-gradient(ellipse at center, transparent 52%, rgba(214, 96, 52, 0.26) 100%);
}

#vignette::after {
  background: radial-gradient(ellipse at center, transparent 48%, rgba(229, 72, 77, 0.4) 100%);
}

#vignette.is-hot::before { opacity: 1; }

#vignette.is-urgent::after {
  opacity: 1;
  animation: vignette-pulse 1.6s ease-in-out infinite;
}

@keyframes vignette-pulse {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 1; }
}

/* A layer never catches clicks itself. Whatever a module mounts turns pointer-events back on. */
.layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

#hud-layer { z-index: var(--z-hud); }
#round-layer { z-index: var(--z-round); }
#phone-layer { z-index: var(--z-phone); }
#card-layer { z-index: var(--z-card); }
#toast-layer { z-index: var(--z-toast); }

#round-layer:not([hidden]) {
  pointer-events: auto;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(16, 14, 22, 0.74);
  overflow: auto;
}

/* Default frame for a round. A game can restyle inside .round-<id>. */
.round {
  width: min(760px, 100%);
  max-height: calc(100dvh - 32px);
  overflow: auto;
  padding: 22px;
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.round:focus {
  outline: none;
}

.round-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.round .round-title {
  flex: 1;
  margin: 0;
}

.round-timer {
  height: 6px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: var(--line);
  overflow: hidden;
}

.round-timer i {
  display: block;
  height: 100%;
  background: var(--accent-deep);
  transform-origin: left center;
}

.round-timer.low i {
  background: var(--bad);
}

.round-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.panel {
  padding: 22px;
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.panel h2,
.round h2 {
  font-family: var(--serif);
  font-weight: 560;
  font-size: 26px;
  line-height: 1.15;
  margin-bottom: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible,
#skip-link:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.btn.primary {
  border-color: transparent;
  background: var(--accent-deep);
  color: #fff;
}

.btn.quiet {
  border-color: transparent;
  background: transparent;
}

.kbd {
  display: inline-block;
  min-width: 1.7em;
  padding: 1px 6px;
  border: 1px solid currentColor;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.85em;
  line-height: 1.4;
  text-align: center;
  opacity: 0.85;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

#loading {
  position: fixed;
  inset: 0;
  z-index: var(--z-loading);
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(ellipse at 50% 40%, var(--night-2), var(--night) 70%);
  transition: opacity 0.5s ease;
}

#loading.done {
  opacity: 0;
  pointer-events: none;
}

.loading-box {
  width: min(460px, 100%);
  text-align: center;
}

#loading-title {
  font-family: var(--serif);
  font-weight: 560;
  font-size: clamp(30px, 6vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

#loading-sub {
  margin-top: 10px;
  color: var(--dim);
}

.loading-track {
  height: 6px;
  margin: 28px auto 12px;
  border-radius: 999px;
  background: var(--line-light);
  overflow: hidden;
}

#loading-bar {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--warm), var(--accent));
  transition: width 0.25s ease;
}

#loading-text {
  min-height: 1.5em;
  color: var(--dim);
  font-size: 14px;
}

#fatal {
  position: fixed;
  inset: 0;
  z-index: var(--z-fatal);
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--night);
}

#fatal .panel,
.noscript.panel {
  width: min(440px, 100%);
}

#fatal p,
.noscript p {
  margin-top: 10px;
}

.noscript {
  position: fixed;
  z-index: var(--z-fatal);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

/* Bottom left corner belongs to this link. Keep the HUD out of it. */
#skip-link {
  position: fixed;
  left: max(12px, env(safe-area-inset-left));
  bottom: max(12px, env(safe-area-inset-bottom));
  z-index: var(--z-skip);
  padding: 7px 13px;
  border: 1px solid var(--line-light);
  border-radius: 999px;
  background: rgba(27, 26, 34, 0.72);
  color: var(--snow);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  backdrop-filter: blur(6px);
}

#skip-link:hover {
  background: rgba(27, 26, 34, 0.95);
  text-decoration: underline;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  #vignette.is-urgent::after { animation: none; }
}