/* EDMBench — neutral true-dark, platinum monochrome accent, fluid wide layout. */
:root {
  --bg: #0a0a0b;
  --panel: #131315;
  --panel-2: #18181b;
  --line: #232327;
  --line-2: #2f2f34;
  --ink: #f2f2f3;
  --ink-2: #a0a0a8;
  --ink-3: #67676e;
  --btn-ink: #0c0c0d;
  --c1: #5b83c2;
  --c2: #c47a2e;
  --c3: #cf5a88;
  --radius: 12px;
  --max: 1840px;
  --pad: clamp(20px, 3vw, 48px);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ink); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

/* nav */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max); margin: 0 auto; padding: 22px var(--pad);
}
.wordmark {
  font-weight: 800; font-size: 20px; letter-spacing: 0.24em;
  text-decoration: none; color: var(--ink);
}
.wordmark span { color: var(--ink-3); }
.nav-links { display: flex; gap: 30px; }
.nav-links a {
  color: var(--ink-2); text-decoration: none; font-size: 14px; font-weight: 600;
  letter-spacing: 0.05em; padding: 4px 0; border-bottom: 2px solid transparent;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--ink); border-bottom-color: var(--ink); }

.shell { max-width: var(--max); margin: 0 auto; padding: 12px var(--pad) 72px; }

/* hero */
.hero { text-align: center; padding: 10px 0 30px; }
.hero.small { padding: 18px 0 22px; text-align: left; }
.hero h1 { font-size: 21px; font-weight: 700; letter-spacing: 0.01em; margin: 0 0 6px; }
.hero.small h1 { font-size: 21px; }
.hero .sub { color: var(--ink-3); margin: 0; font-size: 14px; }
.tagline { color: var(--ink-2); margin: 0; font-size: 15px; }

/* panels */
.panel {
  background: rgba(17, 17, 19, 0.9);
  -webkit-backdrop-filter: blur(18px) saturate(1.15); backdrop-filter: blur(18px) saturate(1.15);
  border: 1px solid var(--line);
  border-radius: var(--radius); padding: clamp(20px, 2vw, 32px); margin-bottom: 24px;
}
.panel-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.panel-head h2 { font-size: 17px; font-weight: 700; margin: 0; letter-spacing: 0.01em; }
.footnote { color: var(--ink-3); font-size: 13px; margin: 12px 2px 0; }

/* arena */
.matchup-head { text-align: center; margin-bottom: 30px; }
.chip {
  display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-2); font-family: var(--mono);
  border: 1px solid var(--line-2); border-radius: 999px; padding: 5px 14px;
}
.track-title { font-size: 20px; font-weight: 700; margin: 12px 0 0; letter-spacing: 0.03em; }

.cards { display: grid; grid-template-columns: 1fr 76px 1fr; align-items: stretch; }
.card {
  background: rgba(17, 17, 19, 0.9);
  -webkit-backdrop-filter: blur(18px) saturate(1.15); backdrop-filter: blur(18px) saturate(1.15);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(22px, 2.2vw, 36px); display: flex; flex-direction: column; gap: 22px;
  transition: border-color 0.2s ease, transform 0.2s ease, opacity 0.3s ease;
}
.card.playing { border-color: var(--line-2); box-shadow: 0 0 0 1px var(--line-2); }
.card.voted-win { border-color: var(--ink-2); }
.card.fading { opacity: 0; }
.vs {
  align-self: center; justify-self: center; color: var(--ink-3);
  font-weight: 700; font-size: 14px; letter-spacing: 0.12em; font-family: var(--mono);
}
.card-top { display: flex; align-items: center; justify-content: space-between; }
.side-tag {
  font-family: var(--mono); font-size: 13px; font-weight: 700; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink);
  border: 1px solid var(--line-2); border-radius: 6px; padding: 6px 12px;
}

/* eq meter — animates only while its card plays */
.eq { display: flex; align-items: flex-end; gap: 4px; height: 24px; }
.eq i { width: 4px; height: 20%; background: var(--line-2); border-radius: 2px; }
.card.playing .eq i { background: var(--ink); animation: eq 0.55s ease-in-out infinite alternate; }
.card.playing .eq i:nth-child(1) { animation-delay: 0s; }
.card.playing .eq i:nth-child(2) { animation-delay: 0.12s; }
.card.playing .eq i:nth-child(3) { animation-delay: 0.24s; }
.card.playing .eq i:nth-child(4) { animation-delay: 0.06s; }
.card.playing .eq i:nth-child(5) { animation-delay: 0.18s; }
@keyframes eq { from { height: 15%; } to { height: 100%; } }

.player { display: flex; align-items: center; gap: 16px; }
.play {
  width: 52px; height: 52px; border-radius: 50%; flex: none;
  background: var(--ink); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.12s ease;
}
.play:hover { transform: scale(1.05); }
.play svg { width: 22px; height: 22px; fill: var(--btn-ink); }
.play .ic-pause { display: none; }
.card.playing .play .ic-play { display: none; }
.card.playing .play .ic-pause { display: block; }

.wave { position: relative; flex: 1; height: 72px; cursor: pointer; }
.wave canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.time { font-family: var(--mono); font-variant-numeric: tabular-nums; color: var(--ink-2); font-size: 13px; width: 44px; text-align: right; }

.vote {
  border: none; background: var(--ink); color: var(--btn-ink);
  font-size: 16px; font-weight: 700; letter-spacing: 0.03em;
  border-radius: 10px; padding: 15px 0; cursor: pointer; transition: opacity 0.15s;
}
.vote:hover:not(:disabled) { opacity: 0.85; }
.vote:disabled { background: var(--panel-2); color: var(--ink-3); cursor: not-allowed; border: 1px solid var(--line); }
.hint { text-align: center; color: var(--ink-3); font-size: 14px; margin: 24px 0 4px; min-height: 20px; }
.skip {
  display: block; margin: 8px auto 0; background: none; border: none;
  color: var(--ink-2); font-size: 14px; cursor: pointer; text-decoration: underline;
  text-underline-offset: 3px;
}
.skip:hover { color: var(--ink); }
.empty { text-align: center; padding: 56px 24px; }
.empty h2 { margin-top: 0; }
.empty p { color: var(--ink-2); }

/* tiles */
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.tile {
  background: rgba(17, 17, 19, 0.9);
  -webkit-backdrop-filter: blur(18px) saturate(1.15); backdrop-filter: blur(18px) saturate(1.15);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 22px;
}
.tile .n { font-size: clamp(28px, 2.4vw, 38px); font-weight: 700; font-family: var(--mono); font-variant-numeric: tabular-nums; }
.tile .l { color: var(--ink-2); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; margin-top: 2px; }

/* tables */
.table-wrap { overflow-x: auto; }
.board { width: 100%; border-collapse: collapse; font-size: 15px; }
.board th, .board td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.board th { color: var(--ink-3); font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; font-weight: 600; }
.board tr:last-child td { border-bottom: none; }
.board .num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; font-size: 14px; }
.board .rank { color: var(--ink-2); width: 52px; font-family: var(--mono); }
.model-cell { display: flex; align-items: center; gap: 10px; }
.dot { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.variant { color: var(--ink-3); font-size: 13px; }
.elo-lead { font-weight: 700; color: var(--ink); }
.h2h td, .h2h th { text-align: center; }
.h2h th:first-child, .h2h td:first-child { text-align: left; }
.h2h td { font-family: var(--mono); font-size: 14px; }
.h2h td:first-child { font-family: var(--font); font-size: 15px; }

/* charts */
.chart-wrap { overflow-x: auto; }
.legend { display: flex; gap: 18px; flex-wrap: wrap; }
.legend .item { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--ink-2); }
svg.chart { display: block; width: 100%; height: auto; font-family: var(--font); }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .axis-label { fill: var(--ink-3); font-size: 11px; font-family: var(--mono); }
.chart .series { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .direct-label { fill: var(--ink-2); font-size: 12px; font-weight: 600; }
.chart .bar-value { fill: var(--ink); font-size: 12px; font-weight: 600; }
.chart .crosshair { stroke: var(--line-2); stroke-width: 1; }
.chart-tip {
  position: fixed; pointer-events: none; z-index: 30; background: var(--panel-2);
  border: 1px solid var(--line-2); border-radius: 8px; padding: 8px 12px;
  font-size: 13px; display: none; box-shadow: 0 6px 24px rgba(0, 0, 0, 0.5);
}
.chart-tip .row { display: flex; align-items: center; gap: 7px; margin-top: 2px; }
.chart-tip .row .v { margin-left: auto; font-family: var(--mono); font-variant-numeric: tabular-nums; padding-left: 14px; }
.chart-tip .t { color: var(--ink-3); font-size: 12px; }

/* about */
.about .steps { padding-left: 20px; margin: 0 0 8px; max-width: 900px; }
.about .steps li { margin-bottom: 14px; color: var(--ink-2); }
.about .steps strong { color: var(--ink); }
.about h2 { font-size: 17px; margin: 24px 0 10px; }
.about .rules { padding-left: 20px; color: var(--ink-2); max-width: 900px; }
.about .rules li { margin-bottom: 8px; }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(12px);
  background: var(--panel-2); border: 1px solid var(--line-2); border-left: 3px solid var(--ink);
  color: var(--ink); padding: 12px 20px; border-radius: 10px; font-size: 14px; font-weight: 600;
  opacity: 0; pointer-events: none; transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 50; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.foot {
  text-align: center; color: var(--ink-3); font-size: 12px; padding: 14px 0 18px;
}

@media (max-width: 800px) {
  .cards { grid-template-columns: 1fr; }
  .vs { padding: 12px 0; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .nav { padding: 16px; }
  .nav-links { gap: 18px; }
  .shell { padding: 8px 14px 48px; }
  .wave { height: 56px; }
}

/* live wallpaper */
#bg {
  position: fixed; inset: 0; z-index: -1;
  width: 100vw; height: 100vh; display: block;
}

/* legibility over the live wallpaper */
.tagline, .hint, .foot, .nav-links a, .wordmark, .track-title, .chip, .skip {
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.85), 0 2px 20px rgba(0, 0, 0, 0.7);
}
.tagline, .hint, .skip { color: var(--ink); }
.nav-links a { color: var(--ink); opacity: 0.82; }
.nav-links a:hover, .nav-links a.active { opacity: 1; }
.foot { color: var(--ink-2); }
.chip { color: var(--ink); border-color: rgba(242, 242, 243, 0.35); background: rgba(10, 10, 11, 0.35); }
.wordmark span { color: rgba(242, 242, 243, 0.55); }

/* ---- arena HUD deck layout ---- */
.arena-page .foot { display: none; }
.arena-page .shell { max-width: none; padding: 0 clamp(14px, 1.6vw, 28px); }
.arena-shell {
  display: flex; flex-direction: column;
  min-height: calc(100dvh - 96px);
  padding-bottom: clamp(14px, 2vh, 26px);
}
.arena-spacer { flex: 1; }
.deck {
  background: rgba(11, 11, 13, 0.94);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
  border: 1px solid var(--line-2); border-radius: 16px;
  padding: clamp(16px, 1.6vw, 26px);
  display: grid; grid-template-columns: 1fr 250px 1fr;
  gap: clamp(16px, 2vw, 34px); align-items: center;
}
.deck .card { background: none; border: none; padding: 0; gap: 14px; box-shadow: none; }
.deck .card.playing, .deck .card.voted-win { border: none; box-shadow: none; }
.card-foot { display: flex; align-items: center; gap: 14px; }
.card-foot .vote { flex: 1; padding: 12px 0; font-size: 15px; }
.deck-mid { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.deck-mid .track-title { margin: 2px 0 0; font-size: 18px; }
.deck-mid .hint { margin: 6px 0 0; min-height: 18px; font-size: 13px; color: var(--ink-2); text-shadow: none; }
.deck-mid .skip { margin: 2px auto 0; font-size: 13px; }
.deck-mid .chip { background: none; border-color: var(--line-2); color: var(--ink-2); text-shadow: none; }

/* nav pills for readability over the wallpaper */
.nav-links {
  background: rgba(11, 11, 13, 0.65);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border: 1px solid rgba(242, 242, 243, 0.12); border-radius: 999px;
  padding: 8px 20px;
}

@media (max-width: 900px) {
  .arena-shell { min-height: 0; padding-top: 4px; }
  .deck { grid-template-columns: 1fr; gap: 18px; }
  .deck-mid { order: -1; }
}
.hero h1, .hero .sub {
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.85), 0 2px 20px rgba(0, 0, 0, 0.7);
}
.hero .sub { color: var(--ink); opacity: 0.85; }

/* rounds table */
.status-live, .status-done {
  font-family: var(--mono); font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
  border-radius: 5px; padding: 3px 8px;
}
.status-live { color: #7fbf7f; border: 1px solid rgba(127, 191, 127, 0.35); }
.status-done { color: var(--ink-2); border: 1px solid var(--line-2); }
.prompt-cell { color: var(--ink-2); font-size: 13px; max-width: 520px; }
.prompt-cell .sealed { color: var(--ink-3); font-style: italic; }
.variant { margin-left: 8px; }

/* game-feel extras */
.keys { margin: 8px 0 0; font-size: 11px; color: var(--ink-3); font-family: var(--mono); letter-spacing: 0.04em; }
.keys kbd {
  border: 1px solid var(--line-2); border-radius: 4px; padding: 1px 5px;
  font-family: var(--mono); font-size: 10px; color: var(--ink-2);
}
.verdicts { margin: 4px 0 0; font-size: 12px; color: var(--ink-2); font-family: var(--mono); }

/* methodology */
.ci { color: var(--ink-3); font-size: 11px; margin-left: 6px; }
.method-note { color: var(--ink-3); font-size: 12px; }

@media (max-width: 480px) {
  .wordmark { font-size: 15px; letter-spacing: 0.14em; }
  .nav-links { gap: 12px; padding: 6px 14px; }
  .nav-links a { font-size: 13px; }
}