:root {
  --lacquer: #120c09;
  --ink: #1b130f;
  --panel: rgba(18, 12, 9, 0.72);
  --cinnabar: #c23a2b;
  --cinnabar-deep: #8b241c;
  --gold: #c9a36a;
  --gold-dim: #8a6d3f;
  --jade: #3d8b74;
  --paper: #e4d2a8;
  --paper-ink: #2a1810;
  --mist: #efe4cf;
  --metal: #e2c878;
  --wood: #5ba86a;
  --water: #4a8fbf;
  --fire: #d45a3a;
  --earth: #a67c52;
  --hp: #b43328;
  --shield: #d8c48a;
  --line: rgba(201, 163, 106, 0.35);
  --font-display: "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-ui: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --slot: 86px;
  --gap: 8px;
  --scale: 1;
}

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

html,
body {
  margin: 0;
  height: 100%;
  background: #070504;
  color: var(--mist);
  font-family: var(--font-ui);
  overflow: hidden;
}

button {
  font-family: inherit;
  cursor: pointer;
}

button:disabled {
  cursor: default;
  opacity: 0.45;
}

button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.stage {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 1600px;
  height: 900px;
  transform: translate(-50%, -50%) scale(var(--scale));
  transform-origin: center center;
  display: grid;
  grid-template-rows: 52px 148px 176px 90px 176px 148px;
  padding: 18px 28px 22px;
  gap: 8px;
}

.stage-bg {
  position: absolute;
  inset: 0;
  background: url("../assets/bg-arena.png") center / cover no-repeat;
  filter: saturate(0.92) brightness(0.72);
  z-index: 0;
}

.stage-vignette {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 5, 4, 0.55) 0%, rgba(7, 5, 4, 0.18) 18%, rgba(7, 5, 4, 0.12) 50%, rgba(7, 5, 4, 0.62) 100%),
    radial-gradient(ellipse at center, transparent 40%, rgba(7, 5, 4, 0.55) 100%);
  z-index: 1;
  pointer-events: none;
}

.stage > *:not(.stage-bg):not(.stage-vignette) {
  position: relative;
  z-index: 2;
}

.topbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.topbar h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.38em;
  color: var(--gold);
}

.clock {
  margin: 0;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.18em;
  color: var(--paper);
}

.top-actions {
  justify-self: end;
  display: flex;
  gap: 8px;
}

.btn {
  border: 1px solid var(--gold-dim);
  background: rgba(20, 12, 8, 0.55);
  color: var(--paper);
  min-height: 40px;
  padding: 0 16px;
  border-radius: 2px;
  transition: background 180ms ease, border-color 180ms ease, transform 160ms ease;
}

.btn:hover:not(:disabled) {
  border-color: var(--gold);
  background: rgba(42, 28, 16, 0.8);
}

.btn.ghost {
  background: rgba(12, 8, 6, 0.4);
}

.btn.seal {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.28em;
  padding: 12px 36px;
  color: #f3e6c8;
  background: radial-gradient(circle at 50% 40%, #d2553f, var(--cinnabar-deep));
  border-color: #f0c07a;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.4), 0 10px 30px rgba(139, 36, 28, 0.35);
}

.btn.seal:hover {
  transform: translateY(-1px);
}

.fighter {
  display: grid;
  grid-template-columns: 116px 1fr;
  gap: 16px;
  padding: 10px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.vitals {
  min-width: 0;
}

.fighter.enemy {
  grid-template-columns: 1fr 116px;
}

.portrait {
  width: 116px;
  height: 116px;
  margin: 0;
  border: 1px solid var(--gold-dim);
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.5), inset 0 0 18px rgba(0, 0, 0, 0.35);
}

.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.fighter.player .portrait img {
  object-position: 50% 18%;
}

.fighter.enemy .portrait img {
  object-position: 50% 12%;
}

.identity {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
}

.identity h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.12em;
}

.identity .realm {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 0.12em;
}

.hp-track {
  position: relative;
  height: 18px;
  background: #2a1512;
  border: 1px solid rgba(201, 163, 106, 0.28);
  overflow: hidden;
}

.hp-fill,
.shield-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
}

.hp-fill {
  background: linear-gradient(180deg, #e15a48, var(--hp) 55%, #7a1d18);
}

.shield-fill {
  background: linear-gradient(180deg, rgba(232, 214, 150, 0.85), rgba(168, 140, 72, 0.72));
  mix-blend-mode: screen;
}

.hp-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
  text-shadow: 0 1px 2px #000;
}

.combat-stats {
  display: flex;
  gap: 18px;
  margin-top: 6px;
  font-size: 13px;
  color: #d8cbb3;
}

.combat-stats b {
  font-weight: 700;
  color: var(--paper);
  margin-left: 4px;
  font-variant-numeric: tabular-nums;
}

.qi-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 8px;
}

.qi {
  display: grid;
  grid-template-columns: 16px 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 6px;
  align-items: center;
}

.qi-name {
  grid-row: 1 / span 2;
  font-family: var(--font-display);
  font-size: 14px;
}

.qi-bar {
  height: 7px;
  background: #24180f;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.qi-bar > i {
  display: block;
  height: 100%;
  width: 0;
}

.qi[data-el="metal"] .qi-name,
.qi[data-el="metal"] .qi-bar > i { color: var(--metal); background: var(--metal); }
.qi[data-el="wood"] .qi-name,
.qi[data-el="wood"] .qi-bar > i { color: var(--wood); background: var(--wood); }
.qi[data-el="water"] .qi-name,
.qi[data-el="water"] .qi-bar > i { color: var(--water); background: var(--water); }
.qi[data-el="fire"] .qi-name,
.qi[data-el="fire"] .qi-bar > i { color: var(--fire); background: var(--fire); }
.qi[data-el="earth"] .qi-name,
.qi[data-el="earth"] .qi-bar > i { color: var(--earth); background: var(--earth); }

.qi[data-el="metal"] .qi-name,
.qi[data-el="wood"] .qi-name,
.qi[data-el="water"] .qi-name,
.qi[data-el="fire"] .qi-name,
.qi[data-el="earth"] .qi-name {
  background: none;
}

.qi-val,
.qi-regen {
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: #cfc1a6;
}

.qi-regen {
  grid-column: 2 / span 2;
  color: #9d8d72;
  white-space: nowrap;
}

.board {
  display: grid;
  grid-template-columns: repeat(10, var(--slot));
  grid-template-rows: repeat(2, var(--slot));
  gap: var(--gap);
  justify-content: center;
  align-content: center;
}

.slot {
  position: relative;
  width: var(--slot);
  height: var(--slot);
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
}

.slot-well {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(201, 163, 106, 0.38);
  background:
    radial-gradient(circle at 50% 42%, rgba(58, 40, 24, 0.35), rgba(10, 7, 5, 0.88) 72%),
    rgba(12, 8, 6, 0.72);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.45), 0 6px 16px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.slot.empty {
  pointer-events: none;
}

.slot.empty .slot-well {
  border-style: dashed;
  border-color: rgba(201, 163, 106, 0.18);
  background: rgba(10, 7, 5, 0.35);
  box-shadow: none;
}
.slot-icon {
  position: absolute;
  inset: 5px;
  background-image: url("../assets/items-atlas.png");
  background-size: 400% 400%;
  background-repeat: no-repeat;
  filter: saturate(1.05);
}

.slot-cd {
  position: absolute;
  inset: 0;
  background: conic-gradient(rgba(8, 5, 4, 0.72) 0deg, transparent 0deg);
  pointer-events: none;
}

.slot.ready .slot-well {
  border-color: var(--gold);
  box-shadow: 0 0 12px rgba(201, 163, 106, 0.35);
}

.slot.starve .slot-well {
  border-color: var(--cinnabar);
}

.slot.fire .slot-well {
  animation: ignite 420ms ease;
}

.slot-cost,
.slot-type,
.slot-timer {
  position: absolute;
  z-index: 2;
  pointer-events: none;
  font-size: 10px;
  line-height: 1;
  letter-spacing: 0.04em;
}

.slot-type {
  top: 4px;
  left: 5px;
  color: var(--gold);
  text-shadow: 0 1px 2px #000;
}

.slot-cost {
  right: 4px;
  bottom: 4px;
  padding: 2px 4px;
  background: rgba(8, 5, 4, 0.7);
  color: var(--paper);
}

.slot-timer {
  left: 5px;
  bottom: 4px;
  font-variant-numeric: tabular-nums;
  color: #f0e2c4;
  text-shadow: 0 1px 2px #000;
}

.mid {
  display: grid;
  grid-template-columns: 160px 1fr 160px;
  align-items: center;
}

.clash {
  grid-column: 1 / -1;
  grid-row: 1;
  height: 2px;
  position: relative;
  margin: 0 80px;
}

.clash-water,
.clash-fire {
  position: absolute;
  top: 0;
  height: 2px;
  width: 42%;
  opacity: 0.7;
}

.clash-water {
  left: 0;
  background: linear-gradient(90deg, transparent, var(--water));
}

.clash-fire {
  right: 0;
  background: linear-gradient(270deg, transparent, var(--fire));
}

.log {
  grid-column: 2;
  grid-row: 1;
  list-style: none;
  margin: 0;
  padding: 6px 16px;
  height: 84px;
  overflow: hidden;
  text-align: center;
  font-size: 13px;
  color: #e6d7b8;
  background: rgba(10, 7, 5, 0.28);
  border-top: 1px solid rgba(201, 163, 106, 0.15);
  border-bottom: 1px solid rgba(201, 163, 106, 0.15);
}

.log li {
  opacity: 0.35;
  margin: 2px 0;
}

.log li:nth-last-child(2) { opacity: 0.65; }
.log li:last-child { opacity: 1; color: var(--paper); }

.tooltip {
  position: fixed;
  z-index: 40;
  width: 280px;
  padding: 14px 16px 16px;
  background:
    linear-gradient(180deg, rgba(244, 226, 186, 0.96), rgba(214, 186, 132, 0.96));
  color: var(--paper-ink);
  border: 3px double #8b3a2a;
  box-shadow: 8px 12px 24px rgba(0, 0, 0, 0.45);
  pointer-events: none;
}

.tooltip h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.12em;
}

.tooltip .meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: #6a3b28;
  margin-bottom: 8px;
}

.tooltip p {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.55;
}

.tooltip .warn {
  color: #8b241c;
  font-weight: 700;
}

.fx-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 30;
}

.bolt {
  position: absolute;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  filter: blur(0.4px);
  animation: bolt-fly 420ms linear forwards;
}

.fct {
  position: absolute;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  text-shadow: 0 1px 2px #000;
  animation: fct-rise 900ms ease-out forwards;
  white-space: nowrap;
}

.fct.dmg { color: #ffd0c4; }
.fct.heal { color: #b7e7c4; }
.fct.dot { color: #d7b4ff; }
.fct.shield { color: #efe0a8; }

.overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  background: rgba(6, 4, 3, 0.55);
  backdrop-filter: blur(8px);
}

.overlay.hidden {
  display: none;
}

.intro-card,
.result {
  width: min(760px, calc(100vw - 32px));
  padding: 28px 32px 32px;
  text-align: center;
  background: rgba(16, 10, 8, 0.86);
  border: 1px solid var(--gold-dim);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.5), 0 24px 60px rgba(0, 0, 0, 0.45);
}

.eyebrow {
  margin: 0;
  color: var(--gold);
  letter-spacing: 0.32em;
  font-size: 12px;
}

.intro-card h2,
.result h2 {
  margin: 8px 0 18px;
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: 0.28em;
}

.versus {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
}

.versus figure {
  margin: 0;
}

.versus img {
  width: 180px;
  height: 180px;
  object-fit: cover;
  border: 1px solid var(--gold-dim);
}

.versus figcaption {
  margin-top: 8px;
  display: grid;
  gap: 2px;
}

.versus strong {
  font-family: var(--font-display);
  letter-spacing: 0.16em;
}

.versus span {
  color: var(--gold);
  font-size: 13px;
}

.versus-mark {
  font-family: var(--font-display);
  font-size: 40px;
  color: var(--cinnabar);
}

.hint {
  color: #cbbca0;
  font-size: 13px;
  line-height: 1.7;
  margin: 0 0 18px;
}

.countdown {
  font-family: var(--font-display);
  font-size: 96px;
  letter-spacing: 0.2em;
  color: var(--paper);
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
}

.result .sub {
  color: #cbbca0;
  margin-bottom: 18px;
}

@keyframes ignite {
  0% { box-shadow: 0 0 0 0 rgba(201, 163, 106, 0.0); filter: brightness(1); }
  35% { box-shadow: 0 0 22px rgba(201, 163, 106, 0.65); filter: brightness(1.35); }
  100% { box-shadow: 0 0 12px rgba(201, 163, 106, 0.2); filter: brightness(1); }
}

@keyframes fct-rise {
  0% { transform: translate(-50%, 0); opacity: 1; }
  100% { transform: translate(-50%, -36px); opacity: 0; }
}

@keyframes bolt-fly {
  to { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .slot.fire .slot-well,
  .fct,
  .bolt {
    animation: none;
  }
}