:root {
  --void: #1a0033;
  --void-2: #2d0a4e;
  --panel: #f5ecd2;
  --panel-edge: #000080;

  --parchment: #fdf3d3;
  --parchment-dark: #e7cf8e;
  --ink: #2b2113;

  --gold: #d4a017;
  --gold-bright: #ffe000;
  --gold-dim: #8a6c2c;

  --yellow-army: #f6ffb2;
  --blue-army: #abccff;
  --red-army: #e5b2ba;
  --black-army: #49424f;

  --good: #39ff14;
  --warn: #ff2244;

  --hotpink: #ff00ff;
  --neon-cyan: #00ffff;
  --terminal-green: #39ff14;
  --link-blue: #0000ee;
  --link-visited: #800080;

  --bevel-face: #c0c0c0;
  --bevel-light: #ffffff;
  --bevel-dark: #6e6e6e;
  --titlebar: #000080;
  --titlebar-2: #1084d0;

  --font-display: "Comic Sans MS", "Chalkboard SE", cursive, sans-serif;
  --font-body: "Times New Roman", Times, serif;
  --font-mono: "Courier New", Courier, monospace;

  --radius: 0px;
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

::selection { background: var(--hotpink); color: #fff; }

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

html, body {
  margin: 0;
  min-height: 100%;
  background-color: var(--void);
  background-image:
    radial-gradient(circle at 12% 18%, #fff 0 2px, transparent 3px),
    radial-gradient(circle at 82% 8%, #fff 0 2px, transparent 3px),
    radial-gradient(circle at 48% 62%, #fff 0 2px, transparent 3px),
    radial-gradient(circle at 28% 82%, #fff 0 2px, transparent 3px),
    radial-gradient(circle at 92% 72%, #fff 0 2px, transparent 3px),
    radial-gradient(circle at 65% 38%, #fff 0 2px, transparent 3px),
    linear-gradient(180deg, var(--void-2) 0%, var(--void) 55%, #0d001a 100%);
  background-repeat: repeat, repeat, repeat, repeat, repeat, repeat, no-repeat;
  background-size: 160px 160px, 160px 160px, 160px 160px, 160px 160px, 160px 160px, 160px 160px, 100% 100%;
  background-attachment: fixed, fixed, fixed, fixed, fixed, fixed, fixed;
  color: var(--parchment);
  font-family: var(--font-body);
  font-size: 17px;
  cursor: default;
}

/* faint CRT scanlines over the whole page */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,0.03) 0 1px, transparent 1px 3px);
  z-index: 999;
}

#app {
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 20px 60px;
  position: relative;
}

/* ---------- Construction banner ---------- */

.construction-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  background: repeating-linear-gradient(45deg, var(--gold-bright) 0 14px, #1a1a1a 14px 28px);
  color: #1a1a1a;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.85rem;
  padding: 9px 10px;
  border: 3px solid #000;
  box-shadow: 3px 3px 0 #000;
  margin-bottom: 18px;
}

/* ---------- Header ---------- */

header.site-header {
  text-align: center;
  margin-bottom: 18px;
}

header.site-header h1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: clamp(1.9rem, 6vw, 3.4rem);
  margin: 0 0 6px;
  text-transform: uppercase;
  -webkit-text-stroke: 1.5px #000;
}

.rainbow-letter {
  display: inline-block;
  animation: rainbow-cycle 2.6s linear infinite;
  animation-delay: calc(var(--i, 0) * 0.12s);
  text-shadow: 3px 3px 0 #000, 5px 5px 0 rgba(0,0,0,0.35);
}

header.site-header .rule {
  width: min(480px, 80%);
  height: 4px;
  margin: 14px auto 8px;
  background: repeating-linear-gradient(90deg, var(--gold-bright) 0 10px, var(--hotpink) 10px 20px, var(--neon-cyan) 20px 30px);
  border: 1px solid #000;
  box-shadow: 0 4px 0 0 #000, 0 4px 0 1px #fff;
}

header.site-header .subtitle {
  font-style: italic;
  color: #ffe9b0;
  letter-spacing: 0.02em;
  font-size: 1.05rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 14px 0 0;
}

.badge {
  display: inline-block;
  border: 2px outset var(--bevel-light);
  background: var(--titlebar);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.3;
  padding: 5px 10px;
  letter-spacing: 0.04em;
  text-align: center;
  text-decoration: none;
}

.guestbook-btn:hover { background: var(--titlebar-2); cursor: pointer; }

.blink-text {
  animation: blinker 1s step-start infinite;
  color: var(--warn);
}

/* ---------- Marquee ---------- */

.marquee-bar {
  overflow: hidden;
  white-space: nowrap;
  background: #000;
  border-top: 2px solid var(--gold-bright);
  border-bottom: 2px solid var(--gold-bright);
  padding: 6px 0;
  margin: 18px 0;
}
.marquee-bar .track {
  display: inline-block;
  padding-left: 100%;
  animation: marquee-scroll 22s linear infinite;
  color: var(--terminal-green);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  font-size: 0.85rem;
}

/* ---------- Buttons & form controls ---------- */

button, select {
  font-family: var(--font-body);
  font-size: 1rem;
  color: #000;
  background: var(--bevel-face);
  border: 2px outset var(--bevel-light);
  border-radius: var(--radius);
  padding: 9px 16px;
  cursor: pointer;
  box-shadow: 1px 1px 0 #000;
}

select { cursor: pointer; }

button:hover, select:hover { background: #dddddd; }
button:active { border-style: inset; }
button:focus-visible, select:focus-visible, .square:focus-visible {
  outline: 2px dashed var(--hotpink);
  outline-offset: 2px;
}

button.primary {
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  font-weight: 700;
  font-size: 0.95rem;
  color: #1b140a;
  background: repeating-linear-gradient(45deg, var(--gold-bright) 0 10px, var(--gold) 10px 20px);
  border: 3px outset var(--bevel-light);
  padding: 13px 28px;
  text-transform: uppercase;
  box-shadow: 4px 4px 0 #000;
}
button.primary:hover { filter: brightness(1.08); }
button.primary:active { border-style: inset; box-shadow: 1px 1px 0 #000; }
button.primary:disabled { opacity: 0.5; cursor: not-allowed; filter: grayscale(1); }

button.ghost {
  background: #d9d9d9;
  border: 2px outset var(--bevel-light);
}

/* ---------- Setup screen ---------- */

#setup-screen {
  max-width: 760px;
  margin: 0 auto;
  background: var(--panel);
  border: 7px solid transparent;
  border-image: repeating-linear-gradient(45deg, var(--gold) 0 10px, var(--void) 10px 20px) 14;
  border-radius: var(--radius);
  padding: 30px clamp(16px, 4vw, 40px) 36px;
  color: var(--ink);
  box-shadow: 6px 6px 0 #000;
}

#setup-screen h2 {
  font-family: var(--font-display);
  color: var(--titlebar);
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  margin: 28px 0 12px;
  text-transform: uppercase;
  text-decoration: underline;
  display: flex;
  align-items: center;
  gap: 8px;
}
#setup-screen h2:first-child { margin-top: 0; }

#setup-screen p.hint {
  color: #5a4a26;
  font-size: 0.92rem;
  font-style: italic;
  margin: -6px 0 14px;
}

.army-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.army-card {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  border: 3px solid #000;
  background: #fffef2;
  padding: 12px 14px;
  box-shadow: 3px 3px 0 #000;
}
.army-card:hover { background: #ffffe0; }

.army-card .swatch {
  width: 26px;
  height: 26px;
  border-radius: 0;
  flex: none;
  border: 2px solid #000;
}
.army-card .label { font-family: var(--font-display); letter-spacing: 0.02em; font-size: 0.95rem; color: var(--ink); }
.army-card .team { display: block; font-size: 0.76rem; color: #6b5a35; font-family: var(--font-mono); letter-spacing: 0; }

.army-card[data-army="yellow"] .swatch { background: var(--yellow-army); }
.army-card[data-army="blue"] .swatch { background: var(--blue-army); }
.army-card[data-army="red"] .swatch { background: var(--red-army); }
.army-card[data-army="black"] .swatch { background: var(--black-army); border-color: #000; }

.army-card.selected {
  outline: 3px dashed #000;
  outline-offset: -3px;
  animation: ants 0.4s steps(2) infinite;
  box-shadow: 3px 3px 0 #000, 0 0 0 4px var(--gold-bright);
}

.field-row { margin-bottom: 14px; }
.field-row label {
  display: block;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--titlebar);
  font-family: var(--font-mono);
  margin-bottom: 6px;
}
.field-row select { width: 100%; }

#begin-game {
  display: block;
  width: 100%;
  margin-top: 26px;
}

/* ---------- Game screen layout ---------- */

#game-screen { display: none; }
#game-screen.active { display: flex; gap: 26px; align-items: flex-start; flex-wrap: wrap; justify-content: center; }

#board-wrap {
  flex: none;
  width: min(640px, 92vw);
}

#board-wrap::before {
  content: "\2694 THE FIELD OF BATTLE \2694";
  display: block;
  text-align: center;
  font-family: var(--font-display);
  color: var(--gold-bright);
  letter-spacing: 0.08em;
  font-size: 0.95rem;
  margin-bottom: 10px;
  text-shadow: 2px 2px 0 #000;
}

#board {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  width: 100%;
  aspect-ratio: 1 / 1;
  border: 10px solid transparent;
  border-image: repeating-linear-gradient(45deg, var(--gold-bright) 0 14px, var(--void) 14px 28px) 20;
  box-shadow: 8px 8px 0 #000;
  background: var(--ink);
}

.square {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
}
.sq-light { background: var(--parchment); }
.sq-dark { background: var(--parchment-dark); }

.square.throne::before {
  content: "";
  position: absolute;
  inset: 4%;
  border: 2px solid var(--gold);
  opacity: 0.55;
  pointer-events: none;
}
.square.throne::after {
  content: attr(data-glyph);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  opacity: 0.16;
  pointer-events: none;
}
.square.throne[data-army="yellow"]::after,
.square.throne[data-army="yellow"]::before { color: var(--yellow-army); border-color: var(--yellow-army); }
.square.throne[data-army="blue"]::after,
.square.throne[data-army="blue"]::before { color: var(--blue-army); border-color: var(--blue-army); }
.square.throne[data-army="red"]::after,
.square.throne[data-army="red"]::before { color: var(--red-army); border-color: var(--red-army); }
.square.throne[data-army="black"]::after,
.square.throne[data-army="black"]::before { color: var(--black-army); border-color: var(--black-army); }

.square.selectable { cursor: pointer; }

.square.legal-quiet::after {
  content: "";
  position: absolute;
  width: 24%;
  height: 24%;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 2px #000;
  pointer-events: none;
}
.square.legal-capture::before {
  content: "";
  position: absolute;
  inset: 6%;
  border: 3px solid var(--warn);
  border-radius: 50%;
  box-shadow: 0 0 0 1px #000;
  pointer-events: none;
}
.square.selected-square {
  outline: 3px dashed #000;
  outline-offset: -3px;
  animation: ants 0.4s steps(2) infinite;
}

.piece {
  font-size: clamp(1.4rem, 5.2vw, 2.5rem);
  line-height: 1;
  cursor: pointer;
  transition: transform 80ms steps(2);
  filter: drop-shadow(0 1px 1px rgba(0,0,0,0.5));
}
.piece:hover { transform: scale(1.12); }
.piece.frozen { opacity: 0.45; filter: grayscale(0.6); cursor: default; }

.piece.army-yellow { color: var(--yellow-army); text-shadow: 0 0 2px #000, 0 0 1px #000; }
.piece.army-blue { color: var(--blue-army); text-shadow: 0 0 2px #000, 0 0 1px #000; }
.piece.army-red { color: var(--red-army); text-shadow: 0 0 2px #000, 0 0 1px #000; }
.piece.army-black { color: var(--black-army); text-shadow: 0 0 1px rgba(255,255,255,0.35); }

/* ---------- Sidebar ---------- */

#sidebar {
  flex: 1 1 320px;
  min-width: 280px;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.panel {
  background: var(--bevel-face);
  border: 2px outset var(--bevel-light);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: 4px 4px 0 #000;
  color: #1a1a1a;
}

.panel h3 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  margin: -16px -18px 12px;
  padding: 8px 18px;
  background: linear-gradient(90deg, var(--titlebar), var(--titlebar-2));
}
#sidebar .panel:nth-of-type(1) h3::before { content: "\1F579 "; }
#sidebar .panel:nth-of-type(2) h3::before { content: "\1F4DC "; }
#sidebar .panel:nth-of-type(3) h3::before { content: "\2699 "; }

#turn-indicator { display: flex; align-items: center; gap: 10px; font-size: 1.05rem; }
#turn-indicator .swatch { width: 18px; height: 18px; border-radius: 0; border: 2px solid #000; flex: none; }
#turn-indicator .army-yellow-bg { background: var(--yellow-army); }
#turn-indicator .army-blue-bg { background: var(--blue-army); }
#turn-indicator .army-red-bg { background: var(--red-army); }
#turn-indicator .army-black-bg { background: var(--black-army); }
#turn-indicator .you-tag {
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  background: var(--warn);
  border: 1px solid #000;
  padding: 2px 7px;
  font-family: var(--font-mono);
}

#check-banner {
  display: none;
  color: var(--warn);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-family: var(--font-display);
}
#check-banner::before { content: "\26A0 "; }
#check-banner.active { display: block; animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }

#move-log {
  list-style: none;
  margin: 0;
  padding: 8px 10px;
  max-height: 280px;
  overflow-y: auto;
  font-size: 0.86rem;
  font-family: var(--font-mono);
  color: var(--terminal-green);
  background: #000;
  border: 2px inset #444;
  display: flex;
  flex-direction: column-reverse;
  scrollbar-width: thin;
  scrollbar-color: var(--terminal-green) #000;
}
#move-log::-webkit-scrollbar { width: 12px; }
#move-log::-webkit-scrollbar-track { background: #000; }
#move-log::-webkit-scrollbar-thumb {
  background: repeating-linear-gradient(45deg, var(--terminal-green) 0 4px, #000 4px 8px);
  border: 1px solid #000;
}
#move-log li {
  padding: 5px 0;
  border-bottom: 1px dashed #173317;
}
#move-log li:first-child { color: #fff; text-shadow: 0 0 4px var(--terminal-green); }
#move-log li.event { color: var(--gold-bright); font-style: italic; }

.controls-row { display: flex; gap: 10px; }
.controls-row button { flex: 1; }

/* ---------- Modals ---------- */

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.04) 0 1px, transparent 1px 3px),
    rgba(8, 6, 16, 0.82);
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
}
.modal-overlay.active { display: flex; }

.modal-box {
  background: var(--panel);
  color: var(--ink);
  border: 3px outset var(--bevel-light);
  border-radius: var(--radius);
  max-width: 480px;
  width: 100%;
  max-height: 84vh;
  overflow-y: auto;
  padding: 24px 26px;
  box-shadow: 6px 6px 0 #000;
}
.modal-box h3 {
  font-family: var(--font-mono);
  color: #fff;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin: -24px -26px 18px;
  padding: 10px 26px;
  background: linear-gradient(90deg, var(--titlebar), var(--titlebar-2));
}
.modal-box .choice-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}
.modal-box .choice-list button { text-align: left; }
.modal-box p { line-height: 1.55; color: var(--ink); }
.modal-box section { margin-bottom: 18px; }
.modal-box .close-row { text-align: right; margin-top: 18px; }

/* ---------- Footer ---------- */

footer.site-footer {
  text-align: center;
  margin-top: 40px;
  color: #cabf9e;
  font-size: 0.82rem;
  font-family: var(--font-mono);
}
footer.site-footer a { color: var(--link-blue); }
footer.site-footer a:visited { color: var(--link-visited); }

.hit-counter {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #000;
  border: 2px inset #444;
  padding: 6px 12px;
  margin-bottom: 14px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}
.hit-counter .digits {
  background: #000;
  color: var(--terminal-green);
  font-weight: 700;
  letter-spacing: 0.18em;
  padding: 2px 6px;
  border: 1px solid #1c3d1c;
  text-shadow: 0 0 4px var(--terminal-green);
}

.webring {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin: 14px 0;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
}
.webring-dead {
  color: var(--link-blue);
  text-decoration: underline;
  text-decoration-style: dotted;
  opacity: 0.75;
}

/* ---------- Keyframes: 90s flourishes ---------- */

@keyframes rainbow-cycle {
  0%   { color: #ff0040; }
  14%  { color: #ff8c00; }
  28%  { color: #ffee00; }
  42%  { color: #39ff14; }
  57%  { color: #00ffff; }
  71%  { color: #3355ff; }
  85%  { color: #cc33ff; }
  100% { color: #ff0040; }
}

@keyframes marquee-scroll {
  from { transform: translateX(0%); }
  to   { transform: translateX(-100%); }
}

@keyframes blinker {
  50% { opacity: 0; }
}

@keyframes ants {
  0%, 100% { outline-color: #000; }
  50% { outline-color: #fff; }
}

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
  #game-screen.active { flex-direction: column; align-items: center; }
  #sidebar { max-width: 640px; width: 100%; }
}

@media (max-width: 520px) {
  .army-grid { grid-template-columns: 1fr; }
}