:root {
  color-scheme: dark;
  --ink: #9cffbb;
  --bright: #d8ffe4;
  --muted: #5d9470;
  --dim: #274f35;
  --ground: #020604;
  --panel: #07110b;
  --panel-2: #0b1810;
  --amber: #ffd978;
  --red: #ff8796;
  --cyan: #75e8ff;
  --purple: #c6a4ff;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: var(--ground); }

body {
  margin: 0;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(7, 22, 12, .2) 1px, transparent 1px) 0 0 / 100% 4px,
    radial-gradient(circle at 50% -20%, #12341e 0, transparent 55%),
    var(--ground);
  color: var(--ink);
  cursor: none;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 14px;
  line-height: 1.45;
  outline: none;
}

body::after {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  content: "";
  background: linear-gradient(transparent 50%, rgba(0, 0, 0, .11) 50%);
  background-size: 100% 4px;
  mix-blend-mode: multiply;
}

body, body * { pointer-events: none; user-select: none; }

.terminal {
  width: min(1440px, calc(100% - 32px));
  height: calc(100vh - 32px);
  height: calc(100dvh - 32px);
  margin: 16px auto;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
  border: 1px solid var(--dim);
  background: rgba(2, 8, 5, .94);
  box-shadow: 0 0 0 1px #000, 0 24px 100px rgba(17, 255, 77, .08), inset 0 0 80px rgba(50, 255, 100, .025);
}

.window-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-bottom: 1px solid var(--dim);
  background: #0c1710;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .04em;
}

.window-bar > :last-child { text-align: right; }
.lights { display: flex; gap: 7px; }
.lights i { width: 8px; height: 8px; border-radius: 50%; background: #ff6a70; }
.lights i:nth-child(2) { background: #efca61; }
.lights i:nth-child(3) { background: #53da7b; }

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(285px, .7fr);
  min-height: 0;
  overflow: auto;
}

.buffer { min-width: 0; }
.game-buffer { border-right: 1px solid var(--dim); }
.buffer-tabs { display: flex; height: 28px; border-bottom: 1px solid var(--dim); color: var(--muted); }
.buffer-tabs span { padding: 5px 12px; border-right: 1px solid var(--dim); font-size: 11px; }
.buffer-tabs .active { color: var(--ground); background: var(--ink); }

.eyebrow { margin: 0 0 10px; color: var(--muted); font-size: 11px; letter-spacing: .15em; }

.objective {
  display: grid;
  grid-template-columns: auto minmax(100px, 1fr) auto;
  align-items: end;
  gap: 18px;
  margin: clamp(18px, 3vw, 36px) clamp(18px, 4vw, 52px) 0;
  padding: 14px 0;
  border-block: 1px dashed var(--dim);
}
.objective span, .meters span, .hand-label span { display: block; color: var(--muted); font-size: 10px; letter-spacing: .12em; }
.objective strong { color: var(--amber); font-weight: 500; }
.objective output { color: var(--bright); white-space: nowrap; }
.objective output b { color: var(--amber); font-size: 22px; }
.progress-track { height: 7px; margin-bottom: 7px; border: 1px solid var(--dim); background: #020604; }
.progress-track i { display: block; width: 0; height: 100%; background: var(--ink); box-shadow: 0 0 12px var(--ink); transition: width .25s steps(8); }

.meters {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 clamp(18px, 4vw, 52px);
  border-bottom: 1px dashed var(--dim);
}
.meters div { padding: 13px 12px; border-right: 1px dashed var(--dim); }
.meters div:first-child { padding-left: 0; }
.meters div:last-child { border-right: 0; }
.meters strong { color: var(--bright); font-size: 20px; font-weight: 500; }

.calculation {
  display: grid;
  grid-template-columns: minmax(145px, .8fr) 1.2fr;
  gap: 16px;
  margin: 22px clamp(18px, 4vw, 52px) 4px;
}
.hand-label strong { display: block; margin-top: 4px; color: var(--purple); font-weight: 500; }
.formula { display: flex; align-items: center; justify-content: flex-end; gap: clamp(8px, 2vw, 20px); }
.formula span { min-width: 58px; text-align: center; }
.formula b { display: block; color: var(--cyan); font-size: clamp(20px, 3vw, 31px); font-weight: 500; }
.formula small { color: var(--muted); font-size: 9px; }
.formula i { color: var(--muted); font-style: normal; }
.formula .total b { color: var(--amber); }
.joker { grid-column: 1 / -1; margin: 7px 0; padding: 8px 10px; border-left: 2px solid var(--purple); background: rgba(198, 164, 255, .06); color: var(--muted); font-size: 11px; }
.joker kbd { color: var(--purple); }
.joker em { float: right; color: var(--purple); font-style: normal; }

.hand { margin: 16px clamp(18px, 4vw, 52px) 22px; overflow: hidden; }
.ruler { margin-bottom: 7px; color: var(--dim); letter-spacing: .18em; white-space: nowrap; }
.cards { display: grid; grid-template-columns: repeat(8, minmax(54px, 1fr)); border-block: 1px solid var(--dim); }
.card {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-width: 0;
  min-height: 118px;
  padding: 8px;
  border-right: 1px solid var(--dim);
  background: rgba(7, 17, 11, .6);
  color: var(--bright);
}
.card:last-child { border-right: 0; }
.card .index { color: var(--dim); font-size: 10px; }
.card .flag { position: absolute; top: 7px; right: 8px; color: var(--amber); }
.card strong { align-self: center; font-size: clamp(16px, 2.4vw, 28px); font-weight: 500; text-align: center; white-space: pre; }
.card.red strong { color: var(--red); }
.card .cursor-mark { align-self: end; color: transparent; text-align: center; }
.card.cursor { outline: 1px solid var(--bright); outline-offset: -1px; background: #0c1a11; }
.card.cursor .cursor-mark { color: var(--bright); animation: cursor-blink .9s steps(1) infinite; }
.card.selected { background: var(--ink); color: var(--ground); }
.card.selected strong, .card.selected.red strong, .card.selected .index, .card.selected .flag, .card.selected .cursor-mark { color: var(--ground); }
.card.visual { background: var(--purple); color: var(--ground); }
.card.visual strong, .card.visual.red strong, .card.visual .index, .card.visual .flag, .card.visual .cursor-mark { color: var(--ground); }
.card.scoring:not(.selected):not(.visual)::after { position: absolute; inset: 3px; border: 1px dashed var(--cyan); content: ""; }
.position { margin: 7px 0 0; color: var(--muted); font-size: 11px; }

.message-line {
  display: grid;
  grid-template-columns: 70px 1fr;
  margin: 0 clamp(18px, 4vw, 52px) 24px;
  border-top: 1px dashed var(--dim);
  padding-top: 10px;
}
.message-line span { color: var(--amber); }
.message-line p { margin: 0; color: var(--bright); }

.side-buffer { background: rgba(7, 17, 11, .48); }
.side-buffer section { padding: 18px 20px; border-bottom: 1px solid var(--dim); }
.side-buffer h2 { margin: 0 0 9px; color: var(--amber); font-size: 11px; font-weight: 500; letter-spacing: .12em; }
.side-buffer p { margin: 0; color: var(--muted); font-size: 11px; }
.context-panel { min-height: 119px; }
.pending { margin-top: 14px; padding: 8px; border: 1px solid var(--dim); color: var(--bright); overflow-wrap: anywhere; }
.keymap dl { margin: 0 0 17px; }
.keymap dl div { display: grid; grid-template-columns: 108px 1fr; padding: 3px 0; }
.keymap dt { color: var(--bright); }
.keymap dd { margin: 0; color: var(--muted); }
kbd, code { padding: 1px 4px; border: 1px solid var(--dim); border-radius: 0; background: #061009; color: var(--bright); font: inherit; font-size: .92em; }
.targets { line-height: 2.15 !important; }
.history-panel ol { margin: 0; padding: 0; list-style: none; counter-reset: log; }
.history-panel li { display: grid; grid-template-columns: 24px 1fr; margin: 5px 0; color: var(--muted); font-size: 10px; }
.history-panel li::before { counter-increment: log; content: counter(log, decimal-leading-zero); color: var(--dim); }

.status-area { position: sticky; bottom: 0; z-index: 5; background: var(--ground); }
.status-line { display: grid; grid-template-columns: auto 1fr auto auto auto; color: var(--ground); background: var(--ink); }
.status-line > * { padding: 4px 9px; border-right: 1px solid rgba(0, 0, 0, .24); font-size: 11px; }
.status-line strong { min-width: 112px; background: var(--purple); font-weight: 700; }
.command-line { display: flex; align-items: center; min-height: 31px; padding: 3px 9px; color: var(--bright); }
.command-line i { width: 8px; height: 16px; margin-left: 1px; background: var(--ink); animation: cursor-blink .9s steps(1) infinite; }

.manual {
  position: fixed;
  inset: 0;
  z-index: 15;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(0, 5, 2, .94);
}
.manual[hidden] { display: none; }
.manual > div { width: min(1000px, 100%); border: 1px solid var(--ink); padding: clamp(22px, 5vw, 58px); background: #040a06; box-shadow: 0 0 80px rgba(83, 218, 123, .13); }
.manual h1 { margin: 0 0 32px; color: var(--bright); font-size: clamp(24px, 4vw, 46px); font-weight: 400; }
.manual-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--dim); border: 1px solid var(--dim); }
.manual article { min-height: 168px; padding: 18px; background: var(--panel); }
.manual article > b { color: var(--dim); font-weight: 400; }
.manual article h2 { color: var(--amber); font-size: 13px; font-weight: 500; }
.manual article p { color: var(--muted); font-size: 11px; }
.dismiss { margin: 24px 0 0; color: var(--bright); text-align: center; }

body[data-mode="visual"] .status-line strong { background: var(--amber); }
body[data-mode="command"] .status-line strong { background: var(--cyan); }
body[data-mode="help"] .status-line strong { background: var(--purple); }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
noscript { display: block; margin: 20px; color: var(--red); }

@keyframes cursor-blink { 50% { opacity: 0; } }

@media (max-width: 900px) {
  body { height: auto; min-height: 100vh; min-height: 100dvh; overflow: auto; }
  .terminal { width: 100%; height: auto; min-height: 100vh; min-height: 100dvh; margin: 0; border-inline: 0; overflow: visible; }
  .workspace { grid-template-columns: 1fr; overflow: visible; }
  .game-buffer { border-right: 0; }
  .side-buffer { border-top: 1px solid var(--dim); }
  .side-buffer .keymap { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
  .side-buffer .keymap h2, .side-buffer .keymap p { grid-column: auto; }
  .manual-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  body { font-size: 12px; }
  .window-bar { grid-template-columns: 1fr; text-align: center; }
  .window-bar > :first-child, .window-bar > :last-child { display: none; }
  .objective { grid-template-columns: 1fr auto; }
  .progress-track { grid-column: 1 / -1; grid-row: 2; }
  .meters { grid-template-columns: repeat(2, 1fr); }
  .meters div:nth-child(2) { border-right: 0; }
  .meters div:nth-child(-n+2) { border-bottom: 1px dashed var(--dim); }
  .calculation { grid-template-columns: 1fr; }
  .formula { justify-content: flex-start; }
  .joker { grid-column: 1; }
  .cards { grid-template-columns: repeat(4, 1fr); }
  .card { min-height: 82px; border-bottom: 1px solid var(--dim); }
  .card:nth-child(4) { border-right: 0; }
  .ruler { display: none; }
  .status-line { grid-template-columns: auto 1fr auto; }
  .status-line > :nth-child(3), .status-line > :nth-child(4) { display: none; }
  .side-buffer .keymap { display: block; }
  .manual { padding: 8px; }
  .manual > div { max-height: calc(100vh - 16px); overflow: auto; }
  .manual-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}