/* 対戦 HUD (クラス接頭辞 hud-)。共通トークンは style.css 側、無くても動くようフォールバック付き */
.hud-layer {
  --h-red: var(--red, #e8412d); --h-yellow: var(--yellow, #ffc928); --h-blue: var(--blue, #3a7bff);
  --h-ink: var(--ink, #fff7ea); --h-panel: var(--panel, #241c33); --h-clay: var(--clay, #f3efe6);
  --h-font: var(--font, "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Meiryo", system-ui, sans-serif);
  position: absolute; inset: 0; pointer-events: none; overflow: hidden;
  font-family: var(--h-font); color: var(--h-ink);
  user-select: none; -webkit-user-select: none; touch-action: none;
  -webkit-tap-highlight-color: transparent;
}
.hud-layer *, .hud-layer *::before, .hud-layer *::after { box-sizing: border-box; }
.hud-layer button { font-family: inherit; }

/* ---- 上部バー ---- */
.hud-top {
  position: absolute; left: 0; right: 0; top: 0;
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; align-items: start;
  padding: max(8px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) 0 max(10px, env(safe-area-inset-left));
}
.hud-side { display: flex; align-items: center; gap: 8px; min-width: 0; }
.hud-side-right { flex-direction: row-reverse; text-align: right; }
.hud-face {
  flex: none; width: 58px; height: 58px; border-radius: 50%;
  border: 4px solid var(--h-ink); background: var(--h-clay);
  box-shadow: 0 4px 0 rgba(0,0,0,.45);
}
.hud-side-left .hud-face { border-color: var(--h-blue); }
.hud-side-right .hud-face { border-color: var(--h-red); }
.hud-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.hud-name {
  font-weight: 900; font-size: 15px; line-height: 1.1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  text-shadow: 0 2px 0 rgba(0,0,0,.6), 0 0 6px rgba(0,0,0,.6);
}
.hud-bar {
  position: relative; height: 10px; border-radius: 99px; background: rgba(10,6,20,.72);
  border: 2px solid rgba(255,247,234,.9); overflow: hidden; box-shadow: 0 3px 0 rgba(0,0,0,.4);
}
.hud-bar .hud-fill, .hud-bar .hud-ghost {
  position: absolute; inset: 0; transform-origin: left center; border-radius: 99px;
}
.hud-side-right .hud-bar .hud-fill, .hud-side-right .hud-bar .hud-ghost { transform-origin: right center; }
.hud-hp { height: 20px; }
.hud-hp .hud-fill { background: linear-gradient(#ffe36a, #ffb400); }
.hud-hp .hud-ghost { background: var(--h-red); }
.hud-hp.low .hud-fill { background: linear-gradient(#ff7a5c, var(--h-red)); animation: hud-blink .5s steps(2) infinite; }
.hud-st { height: 7px; border-width: 1.5px; }
.hud-st .hud-fill { background: linear-gradient(#7dffb0, #1fcf6e); }
.hud-side.tired .hud-st .hud-fill { background: #9aa; animation: hud-blink .35s steps(2) infinite; }
.hud-hu { height: 12px; }
.hud-hu .hud-fill { background: linear-gradient(#ff9bf0, #c43bff); }
.hud-hu-label {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-size: 9px; font-weight: 900; letter-spacing: .05em; color: #fff; text-shadow: 0 1px 0 rgba(0,0,0,.8); line-height: 1;
}
.hud-hu.full { animation: hud-glow .5s ease-in-out infinite alternate; }
.hud-hu.full .hud-fill { background: linear-gradient(#fff6a0, #ffd400); }
.hud-hu.full .hud-hu-label { color: #5a2a00; text-shadow: none; font-size: 10px; }
@keyframes hud-glow { from { box-shadow: 0 0 0 rgba(255,215,0,0); } to { box-shadow: 0 0 14px 3px rgba(255,215,0,.95); } }
@keyframes hud-blink { 50% { filter: brightness(1.7); } }

/* ---- 中央 ---- */
.hud-center { display: flex; flex-direction: column; align-items: center; gap: 2px; pointer-events: none; }
.hud-round {
  font-weight: 900; font-size: 12px; letter-spacing: .12em; padding: 2px 10px; border-radius: 99px;
  background: var(--h-panel); border: 2px solid var(--h-ink); box-shadow: 0 3px 0 rgba(0,0,0,.45);
}
.hud-timer {
  font-weight: 900; font-size: 40px; line-height: 1; min-width: 2.2ch; text-align: center; font-variant-numeric: tabular-nums;
  text-shadow: 0 3px 0 rgba(0,0,0,.65), 0 0 10px rgba(0,0,0,.6); -webkit-text-stroke: 1px rgba(0,0,0,.4);
}
.hud-timer.low { color: var(--h-yellow); animation: hud-blink .5s steps(2) infinite; }
.hud-ctrls { display: flex; gap: 8px; pointer-events: auto; }
.hud-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 3px solid var(--h-ink); background: var(--h-panel); color: var(--h-ink);
  display: grid; place-items: center; cursor: pointer; box-shadow: 0 4px 0 rgba(0,0,0,.5); padding: 0;
}
.hud-btn:active { transform: translateY(3px); box-shadow: 0 1px 0 rgba(0,0,0,.5); }
.hud-btn.off { color: #f99; }

/* ---- 実況ポップ ---- */
.hud-announce { position: absolute; left: 0; right: 0; top: 30%; display: grid; place-items: center; pointer-events: none; }
.hud-pop {
  grid-area: 1 / 1; font-weight: 900; font-size: clamp(40px, 10vw, 112px); line-height: 1.05; text-align: center; white-space: nowrap;
  color: var(--h-yellow); -webkit-text-stroke: clamp(4px, .8vw, 9px) #2a1500; paint-order: stroke fill;
  text-shadow: 0 .06em 0 #2a1500, 0 0 24px rgba(0,0,0,.55);
  transform: rotate(var(--tilt, -3deg));
  animation: hud-pop var(--ms, 1400ms) cubic-bezier(.2,1.4,.4,1) both;
}
.hud-pop.out { animation: hud-out .25s ease-in both; }
.hud-pop-ko { color: #fff; font-size: clamp(60px, 18vw, 200px); -webkit-text-stroke-color: var(--h-red); text-shadow: 0 .06em 0 #6a1208, 0 0 30px rgba(255,60,30,.8); }
.hud-pop-count { color: #fff; font-size: clamp(70px, 20vw, 220px); -webkit-text-stroke-color: #0a0a30; animation: hud-count 1s cubic-bezier(.2,1.6,.4,1) both; }
.hud-pop-round { color: #fff; -webkit-text-stroke-color: var(--h-blue); }
.hud-pop-fight { color: var(--h-red); -webkit-text-stroke-color: #2a0a00; font-size: clamp(54px, 15vw, 150px); }
.hud-pop-gag { color: #ff7bf0; -webkit-text-stroke-color: #3a0a45; font-size: clamp(34px, 8vw, 90px); animation: hud-shake var(--ms, 1400ms) both; }
.hud-pop-small { font-size: clamp(26px, 6vw, 60px); color: #fff; -webkit-text-stroke-color: #20104a; }
.hud-pop-win { color: var(--h-yellow); font-size: clamp(40px, 9vw, 100px); }
@keyframes hud-pop {
  0% { opacity: 0; transform: scale(.2) rotate(calc(var(--tilt, -3deg) * -3)); }
  14% { opacity: 1; transform: scale(1.25) rotate(var(--tilt, -3deg)); }
  24% { transform: scale(.94) rotate(var(--tilt, -3deg)); }
  34% { transform: scale(1.04) rotate(var(--tilt, -3deg)); }
  44%, 82% { opacity: 1; transform: scale(1) rotate(var(--tilt, -3deg)); }
  100% { opacity: 0; transform: scale(1.12) rotate(var(--tilt, -3deg)); }
}
@keyframes hud-count {
  0% { opacity: 0; transform: scale(2.6); } 20% { opacity: 1; transform: scale(.9); } 32% { transform: scale(1.05); }
  75% { opacity: 1; transform: scale(1); } 100% { opacity: 0; transform: scale(.85); }
}
@keyframes hud-out { to { opacity: 0; transform: scale(.7) rotate(var(--tilt, -3deg)); } }
@keyframes hud-shake {
  0% { opacity: 0; transform: scale(.3) rotate(-10deg); } 10% { opacity: 1; transform: scale(1.3) rotate(6deg); }
  20% { transform: scale(1) rotate(-5deg); } 30% { transform: scale(1.1) rotate(4deg); } 40% { transform: scale(1) rotate(-3deg); }
  50%, 82% { opacity: 1; transform: scale(1) rotate(0); } 100% { opacity: 0; transform: scale(1.1); }
}

.hud-sub {
  position: absolute; left: 50%; top: calc(30% + clamp(46px, 9vw, 110px)); transform: translateX(-50%) translateY(6px);
  max-width: 90%; padding: 6px 16px; border-radius: 99px; font-weight: 900; font-size: clamp(14px, 2.6vw, 22px); text-align: center;
  background: rgba(36,28,51,.88); border: 3px solid var(--h-ink); box-shadow: 0 4px 0 rgba(0,0,0,.5);
  opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s;
}
.hud-sub.show { opacity: 1; transform: translateX(-50%); }
.hud-ticker {
  position: absolute; left: 50%; top: 22%; transform: translateX(-50%) scale(.8); font-weight: 900; font-size: clamp(22px, 4vw, 40px);
  color: #fff; -webkit-text-stroke: 5px #20104a; paint-order: stroke fill; opacity: 0; pointer-events: none; white-space: nowrap;
}
.hud-ticker.show { animation: hud-tick .9s ease-out both; }
@keyframes hud-tick { 0% { opacity: 0; transform: translateX(-50%) scale(.5); } 15% { opacity: 1; transform: translateX(-50%) scale(1.2); } 30% { transform: translateX(-50%) scale(1); } 80% { opacity: 1; } 100% { opacity: 0; transform: translateX(-50%) translateY(-14px); } }

.hud-flash { position: absolute; inset: 0; opacity: 0; pointer-events: none; }
.hud-flash.go { animation: hud-flash var(--ms, 220ms) ease-out both; }
@keyframes hud-flash { 0% { opacity: .85; } 100% { opacity: 0; } }

/* ---- ヘルプ ---- */
.hud-help {
  position: absolute; left: 50%; bottom: 7%; transform: translateX(-50%); width: min(92%, 640px);
  background: rgba(36,28,51,.9); border: 3px solid var(--h-ink); border-radius: var(--radius, 14px); padding: 10px 14px;
  font-size: clamp(12px, 2.2vw, 16px); font-weight: 700; line-height: 1.7; box-shadow: 0 5px 0 rgba(0,0,0,.5);
  transition: opacity .5s; pointer-events: none;
}
.hud-help.gone { opacity: 0; }
.hud-help b { color: var(--h-yellow); }
.hud-help kbd { display: inline-block; min-width: 1.7em; padding: 0 .35em; margin: 0 .1em; border-radius: 6px; background: var(--h-clay); color: #2a1f3a; font: inherit; font-weight: 900; text-align: center; box-shadow: 0 2px 0 #9b927e; }
.hud-has-touch .hud-help { bottom: auto; top: 34%; }

/* ---- ポーズ ---- */
.hud-pause { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(10,6,20,.6); pointer-events: auto; }
.hud-pause[hidden] { display: none; }
.hud-pause-card {
  min-width: min(86%, 340px); display: flex; flex-direction: column; gap: 12px; align-items: stretch;
  background: var(--h-panel); border: 4px solid var(--h-ink); border-radius: 22px; padding: 20px 22px; box-shadow: 0 8px 0 rgba(0,0,0,.5);
}
.hud-pause-title { font-weight: 900; font-size: 30px; text-align: center; color: var(--h-yellow); -webkit-text-stroke: 2px #2a1500; paint-order: stroke fill; }
.hud-pbtn {
  font-weight: 900; font-size: 20px; padding: 12px 16px; border-radius: 16px; border: 3px solid #2a1500; cursor: pointer; color: #2a1500;
  background: var(--h-yellow); box-shadow: 0 6px 0 #a87a00;
}
.hud-pbtn:active { transform: translateY(4px); box-shadow: 0 2px 0 #a87a00; }
.hud-pbtn-mute { background: var(--h-clay); box-shadow: 0 6px 0 #9b927e; }
.hud-pbtn-quit { background: #ffb3a6; box-shadow: 0 6px 0 #b0584a; }
.hud-pbtn[hidden] { display: none; }
.hud-pause-keys { font-size: 12px; text-align: center; opacity: .75; }

/* ---- 操作方法パネル ---- */
.hud-keys {
  position: absolute; right: max(10px, env(safe-area-inset-right)); top: 50%; transform: translateY(-50%);
  min-width: 168px; padding: 8px 10px; border-radius: 12px;
  background: rgba(20, 16, 28, .78); border: 2px solid rgba(255, 247, 234, .45);
  font-size: 11.5px; font-weight: 700; line-height: 1.35; text-align: left;
  pointer-events: none; backdrop-filter: blur(2px);
}
.hud-keys-h { font-weight: 900; font-size: 10px; letter-spacing: .22em; color: var(--h-yellow); margin-bottom: 5px; }
.hud-keys-row { display: flex; align-items: center; gap: 7px; margin: 3px 0; }
.hud-keys-k { flex: none; min-width: 56px; color: var(--h-yellow); font-weight: 900; font-size: 10.5px; }
.hud-keys kbd {
  display: inline-block; min-width: 1.6em; padding: 0 .3em; margin-right: .15em; border-radius: 5px;
  background: var(--h-clay); color: #2a1f3a; font: inherit; font-weight: 900; text-align: center;
  box-shadow: 0 2px 0 #9b927e; font-size: 10px;
}
.hud-btn.on { background: var(--h-yellow); color: #3b2300; }
@media (max-width: 720px), (max-height: 460px) {
  .hud-keys { top: auto; bottom: 12%; right: max(8px, env(safe-area-inset-right)); transform: none; min-width: 0; font-size: 10px; padding: 6px 8px; }
}

/* ---- タッチ操作 ---- */
.hud-touch button { font-family: var(--font, "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Meiryo", system-ui, sans-serif); }
.hud-touch { position: absolute; inset: 0; pointer-events: none; --u: clamp(54px, 15vmin, 96px); }
.hud-dpad {
  position: absolute; left: max(14px, env(safe-area-inset-left)); bottom: max(14px, env(safe-area-inset-bottom));
  width: calc(var(--u) * 2.2); height: calc(var(--u) * 2.2); border-radius: 50%; pointer-events: auto; touch-action: none;
  background: radial-gradient(circle, rgba(255,247,234,.22) 0 30%, rgba(255,247,234,.1) 31% 100%); border: 4px solid rgba(255,247,234,.55);
}
.hud-dpad.on { background: radial-gradient(circle, rgba(255,247,234,.35) 0 30%, rgba(255,247,234,.18) 31% 100%); }
.hud-dpad span { position: absolute; font-weight: 900; font-size: calc(var(--u) * .3); color: rgba(255,247,234,.8); text-shadow: 0 2px 0 rgba(0,0,0,.5); }
.hud-dpad .u { top: 6%; left: 50%; transform: translateX(-50%); } .hud-dpad .d { bottom: 6%; left: 50%; transform: translateX(-50%); }
.hud-dpad .l { left: 8%; top: 50%; transform: translateY(-50%); } .hud-dpad .r { right: 8%; top: 50%; transform: translateY(-50%); }
.hud-dpad-knob { position: absolute; left: 50%; top: 50%; width: 38%; height: 38%; margin: -19% 0 0 -19%; border-radius: 50%; background: rgba(255,247,234,.7); box-shadow: 0 3px 0 rgba(0,0,0,.4); transition: transform .04s; }
.hud-tbtns { position: absolute; right: max(10px, env(safe-area-inset-right)); bottom: max(10px, env(safe-area-inset-bottom)); width: calc(var(--u) * 3.9); height: calc(var(--u) * 3.1); pointer-events: none; }
.hud-tb {
  position: absolute; pointer-events: auto; touch-action: none; border-radius: 50%; border: 4px solid #2a1500; color: #2a1500;
  font-weight: 900; font-size: calc(var(--u) * .2); line-height: 1.1; padding: 0; text-align: center;
  display: grid; place-items: center; box-shadow: 0 6px 0 rgba(0,0,0,.5); opacity: .88; user-select: none; -webkit-user-select: none;
}
.hud-tb.on { transform: translateY(4px); box-shadow: 0 2px 0 rgba(0,0,0,.5); opacity: 1; filter: brightness(1.15); }
.hud-tb-jab { width: var(--u); height: var(--u); right: calc(var(--u) * 2.75); bottom: calc(var(--u) * .05); background: #8fd0ff; }
.hud-tb-straight { width: calc(var(--u) * 1.1); height: calc(var(--u) * 1.1); right: calc(var(--u) * 1.5); bottom: calc(var(--u) * .5); background: #ffd54a; }
.hud-tb-straight { font-size: calc(var(--u) * .165); }
.hud-tb-hook { width: calc(var(--u) * 1.2); height: calc(var(--u) * 1.2); right: calc(var(--u) * .05); bottom: calc(var(--u) * .95); background: #ff8a6e; }
.hud-tb-guard { width: calc(var(--u) * 1.15); height: calc(var(--u) * 1.15); right: calc(var(--u) * 2.55); bottom: calc(var(--u) * 1.5); background: #9cf0b0; }
.hud-tb-dl, .hud-tb-dr { width: calc(var(--u) * .78); height: calc(var(--u) * .78); background: #e2d8ff; }
.hud-tb-dl { right: calc(var(--u) * .1); bottom: calc(var(--u) * .1); }
.hud-tb-dr { right: calc(var(--u) * .1); bottom: calc(var(--u) * 2.25); }
.hud-tb-sp {
  width: calc(var(--u) * 1.0); height: calc(var(--u) * 1.0); right: calc(var(--u) * 1.3); bottom: calc(var(--u) * 1.85);
  background: #6b5a80; color: #ccc; opacity: .45; filter: grayscale(.7);
}
.hud-tb-sp.ready { background: #ffd400; color: #5a2a00; opacity: 1; filter: none; animation: hud-glow .5s ease-in-out infinite alternate; }
.hud-has-touch .hud-top { padding-top: max(4px, env(safe-area-inset-top)); }

/* ---- 小さい画面 ---- */
@media (max-width: 520px) {
  .hud-top { grid-template-columns: 1fr 1fr; row-gap: 2px; }
  .hud-center { grid-row: 2; grid-column: 1 / -1; flex-direction: row; justify-content: center; align-items: center; gap: 10px; }
  .hud-round { font-size: 11px; padding: 1px 8px; }
  .hud-timer { font-size: 28px; }
  .hud-btn { width: 32px; height: 32px; }
  .hud-btn svg { width: 18px; height: 18px; }
  .hud-face { width: 34px; height: 34px; border-width: 2px; }
  .hud-name { font-size: 11px; }
  .hud-announce { top: 34%; }
  .hud-help { bottom: auto; top: 30%; padding: 8px 10px; }
}
@media (max-width: 720px) {
  .hud-top { gap: 4px; }
  .hud-face { width: 40px; height: 40px; border-width: 3px; }
  .hud-name { font-size: 12px; }
  .hud-hp { height: 14px; }
  .hud-hu { height: 10px; } .hud-hu-label { font-size: 8px; }
  .hud-timer { font-size: 30px; }
  .hud-btn { width: 34px; height: 34px; }
  .hud-side { gap: 5px; }
}
@media (max-height: 460px) {
  .hud-help { font-size: 11px; line-height: 1.5; padding: 5px 10px; bottom: 3%; }
  .hud-has-touch .hud-help { bottom: auto; top: 24%; opacity: .92; }
  .hud-announce { top: 26%; }
  .hud-sub { display: none; }
}