/* Commonwealth Online — pause menu concept (1920×1080 baseline) */

:root {
  /*
   * --co-ui-scale is set by JavaScript (script.js) to a numeric value
   * because nested calc()/min()/clamp() in custom properties doesn't
   * resolve to a number in all browsers — it stays as a formula string,
   * which breaks calc(Npx * var(--co-ui-scale)). The JS computes the
   * scale on load and on resize, ensuring it's always a real number.
   */
  --co-ui-scale: 1;

  --co-black: #0a0c0a;
  --co-panel-bg: rgba(8, 14, 10, 0.72);
  --co-panel-fade: rgba(8, 14, 10, 0);
  --co-green: #3ecf4a;
  --co-green-dim: rgba(62, 207, 74, 0.35);
  --co-amber: #c9a84a;
  --co-amber-muted: rgba(201, 168, 74, 0.55);
  --co-text-pale: #d8ddd0;
  --co-text-muted: #9aa898;
  --co-select-yellow: #c4a84b;
  --co-select-yellow-bright: #d4bc62;
  --co-select-text: #1a1c18;
  --co-border: rgba(201, 168, 74, 0.45);

  --co-font: "Roboto Condensed", "Bahnschrift", "Arial Narrow", Arial, sans-serif;
  --co-transition: 120ms ease-out;

  --co-panel-width: 28%;
  --co-menu-size: calc(26px * var(--co-ui-scale));
  --co-menu-gap: calc(6px * var(--co-ui-scale));
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  font-family: var(--co-font);
  font-weight: 600;
  color: var(--co-text-pale);
  background: var(--co-black);
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

/* ── Root layout ─────────────────────────────────────────────── */

.pause-screen {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* ── Map layers ──────────────────────────────────────────────── */

.map-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  /*
   * "contain" keeps the whole regional map visible (Fallout 76-style full
   * overview) instead of "cover" cropping it down to a tight, zoomed-in
   * strip. background-color fills the letterboxed edges so they blend
   * into the dark UI instead of showing hard bars.
   */
  background:
    url("assets/map.png") center center / contain no-repeat;
  background-color: #0b100c;
  filter: brightness(0.74) contrast(1.04) saturate(0.55);
  transform: translate(var(--map-pan-x, 0px), var(--map-pan-y, 0px))
    scale(var(--map-zoom, 1));
  transform-origin: center center;
  transition: transform 160ms ease-out;
  cursor: grab;
}

.map-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(
      90deg,
      rgba(6, 10, 8, 0.75) 0%,
      rgba(6, 10, 8, 0.32) 24%,
      rgba(6, 10, 8, 0.1) 55%,
      rgba(6, 10, 8, 0.18) 100%
    ),
    rgba(4, 8, 6, 0.18);
}

/* ── Map markers ───────────────────────────────────────────── */
/* Shares the same pan/zoom transform (inherited custom properties) as
   .map-layer so markers stay pinned to their map position while navigating. */

.map-markers {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  transform: translate(var(--map-pan-x, 0px), var(--map-pan-y, 0px))
    scale(var(--map-zoom, 1));
  transform-origin: center center;
  transition: transform 160ms ease-out;
}

.pause-screen.is-panning .map-layer,
.pause-screen.is-panning .map-markers {
  transition: none;
  cursor: grabbing;
}

.marker {
  position: absolute;
  transform: translate(-50%, -50%);
}

.marker--player {
  width: calc(14px * var(--co-ui-scale));
  height: calc(14px * var(--co-ui-scale));
  background: var(--co-green);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  filter: drop-shadow(0 0 4px rgba(62, 207, 74, 0.6));
  opacity: 0.85;
}

.marker--ally {
  width: calc(7px * var(--co-ui-scale));
  height: calc(7px * var(--co-ui-scale));
  border-radius: 50%;
  background: var(--co-amber-muted);
  box-shadow: 0 0 6px rgba(201, 168, 74, 0.35);
  opacity: 0.7;
}

/* ── Screen effects: vignette, scanlines, HUD grid ─────────── */

.screen-effects {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

.screen-effects::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse at center,
      transparent 40%,
      rgba(0, 0, 0, 0.55) 100%
    );
  opacity: 0.9;
}

.screen-effects::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
  /* faint HUD circle */
    radial-gradient(
      circle at 12% 88%,
      transparent 58%,
      rgba(62, 207, 74, 0.04) 59%,
      transparent 62%
    ),
  /* horizontal scanlines */
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0, 0, 0, 0.12) 2px,
      rgba(0, 0, 0, 0.12) 3px
    ),
  /* subtle grid */
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 79px,
      rgba(62, 207, 74, 0.03) 79px,
      rgba(62, 207, 74, 0.03) 80px
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 79px,
      rgba(62, 207, 74, 0.03) 79px,
      rgba(62, 207, 74, 0.03) 80px
    );
  opacity: 0.65;
  mix-blend-mode: overlay;
}

/* scratch/grime texture via extra box-shadow on root */
.pause-screen::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  background:
    url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  opacity: 0.35;
}

/* ── Left panel ──────────────────────────────────────────────── */

.left-panel {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 10;
  width: var(--co-panel-width);
  min-width: calc(280px * var(--co-ui-scale));
  max-width: 36%;
  display: flex;
  flex-direction: column;
  padding:
    calc(28px * var(--co-ui-scale))
    calc(32px * var(--co-ui-scale))
    calc(72px * var(--co-ui-scale))
    calc(28px * var(--co-ui-scale));
  background:
    linear-gradient(
      90deg,
      var(--co-panel-bg) 0%,
      rgba(8, 14, 10, 0.55) 70%,
      var(--co-panel-fade) 100%
    );
}

.brand-logo {
  width: calc(200px * var(--co-ui-scale));
  height: auto;
  margin-bottom: calc(36px * var(--co-ui-scale));
  opacity: 0.88;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
}

/* ── Menu list ───────────────────────────────────────────────── */

.menu {
  display: flex;
  flex-direction: column;
  gap: var(--co-menu-gap);
  flex: 1;
}

.menu-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: calc(14px * var(--co-ui-scale));
  width: 100%;
  padding:
    calc(10px * var(--co-ui-scale))
    calc(12px * var(--co-ui-scale));
  border: none;
  background: transparent;
  color: var(--co-text-muted);
  font-family: inherit;
  font-size: var(--co-menu-size);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-align: left;
  cursor: pointer;
  transition:
    color var(--co-transition),
    transform var(--co-transition);
  outline: none;
}

.menu-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: calc(22px * var(--co-ui-scale));
  height: calc(22px * var(--co-ui-scale));
  flex-shrink: 0;
  opacity: 0.75;
}

.menu-item__icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.menu-item__label {
  position: relative;
  z-index: 2;
}

/* Yellow selection bar with chevron right edge */
.menu-item__bar {
  position: absolute;
  left: calc(-28px * var(--co-ui-scale));
  top: 50%;
  transform: translateY(-50%) scaleX(0);
  transform-origin: left center;
  width: calc(100% + 80px * var(--co-ui-scale));
  height: calc(100% + 4px);
  background: linear-gradient(
    90deg,
    var(--co-select-yellow) 0%,
    var(--co-select-yellow-bright) 85%,
    #e0cc6e 100%
  );
  clip-path: polygon(
    0 0,
    calc(100% - 18px) 0,
    100% 50%,
    calc(100% - 18px) 100%,
    0 100%
  );
  opacity: 0;
  transition:
    opacity var(--co-transition),
    transform var(--co-transition);
  z-index: 1;
  box-shadow: 0 0 12px rgba(196, 168, 75, 0.25);
}

.menu-item:hover:not(.is-selected) {
  color: var(--co-text-pale);
}

.menu-item:hover:not(.is-selected) .menu-item__icon {
  opacity: 0.95;
}

.menu-item:focus-visible {
  color: var(--co-text-pale);
  outline: 1px solid var(--co-green-dim);
  outline-offset: 2px;
}

.menu-item.is-selected {
  color: var(--co-select-text);
}

.menu-item.is-selected .menu-item__icon {
  opacity: 1;
  color: var(--co-select-text);
}

.menu-item.is-selected .menu-item__bar {
  opacity: 1;
  transform: translateY(-50%) scaleX(1);
}

/* ── Server panel ────────────────────────────────────────────── */

.server-panel {
  position: absolute;
  top: calc(28px * var(--co-ui-scale));
  right: calc(32px * var(--co-ui-scale));
  z-index: 10;
  min-width: calc(240px * var(--co-ui-scale));
  padding:
    calc(14px * var(--co-ui-scale))
    calc(18px * var(--co-ui-scale));
  background: rgba(6, 12, 8, 0.78);
  border: 1px solid var(--co-border);
  box-shadow:
    inset 0 0 20px rgba(0, 0, 0, 0.4),
    0 2px 8px rgba(0, 0, 0, 0.35);
}

.server-panel__heading {
  font-size: calc(10px * var(--co-ui-scale));
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--co-amber);
  margin-bottom: calc(4px * var(--co-ui-scale));
}

.server-panel__heading + .server-panel__heading {
  margin-top: calc(14px * var(--co-ui-scale));
}

.server-panel__row {
  display: flex;
  align-items: center;
  gap: calc(10px * var(--co-ui-scale));
}

.server-panel__name,
.server-panel__players {
  font-size: calc(15px * var(--co-ui-scale));
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--co-text-pale);
}

.signal-bars {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: calc(14px * var(--co-ui-scale));
  flex-shrink: 0;
}

.signal-bars span {
  display: block;
  width: calc(3px * var(--co-ui-scale));
  background: var(--co-green);
  opacity: 0.85;
}

.signal-bars span:nth-child(1) { height: 35%; }
.signal-bars span:nth-child(2) { height: 55%; }
.signal-bars span:nth-child(3) { height: 75%; }
.signal-bars span:nth-child(4) { height: 100%; }

/* ── Bottom prompt bar ───────────────────────────────────────── */

.prompt-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(40px * var(--co-ui-scale));
  padding:
    calc(10px * var(--co-ui-scale))
    calc(24px * var(--co-ui-scale));
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(6, 10, 8, 0.75) 30%,
    rgba(6, 10, 8, 0.88) 100%
  );
  border-top: 1px solid rgba(201, 168, 74, 0.15);
}

.prompt {
  display: flex;
  align-items: center;
  gap: calc(8px * var(--co-ui-scale));
}

.prompt__glyph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: calc(22px * var(--co-ui-scale));
  height: calc(22px * var(--co-ui-scale));
  font-size: calc(11px * var(--co-ui-scale));
  font-weight: 700;
  color: var(--co-amber);
  border: 1px solid var(--co-amber-muted);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.35);
  line-height: 1;
}

.prompt__glyph--rs {
  border-radius: 4px;
  font-size: calc(9px * var(--co-ui-scale));
  letter-spacing: 0.02em;
  min-width: calc(26px * var(--co-ui-scale));
}

.prompt__glyph--round {
  font-size: calc(10px * var(--co-ui-scale));
}

.prompt__label {
  font-size: calc(11px * var(--co-ui-scale));
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--co-text-pale);
  opacity: 0.85;
}

/* ── Responsive tweaks ───────────────────────────────────────── */
/*
 * Sizing is already fluid via --co-ui-scale (see :root), which now scales
 * down for windows smaller than 1920x1080 instead of only scaling up.
 * No breakpoint overrides needed on top of that for panel width or bar
 * width; keeping both in sync with one scale avoids them drifting apart
 * at arbitrary window sizes.
 */