/* Battle 280: two legible card rows on the REVERSE gate field. */
body.arena-battle-open .app-main { padding: 0 !important; overflow-y: auto; overscroll-behavior: contain; }
body.arena-battle-open #tab-arena { flex: 1 0 auto; padding: 0; background: var(--bg); }
body.arena-battle-open #tab-arena #arena-battle {
  position: relative; inset: auto; width: 100%; height: calc(100dvh - env(safe-area-inset-top,0px)) !important;
  min-height: 720px; max-height: none !important; padding: 8px 12px calc(12px + env(safe-area-inset-bottom,0px));
  gap: 10px; overflow: visible; box-sizing: border-box; color: var(--text);
}
body.arena-battle-open #tab-arena .arena-battle-hud {
  display: flex; align-items: center; justify-content: space-between; flex: 0 0 auto; min-height: 36px;
  margin: 0; padding: 0 2px; border: 0; border-radius: 0; background: none; box-shadow: none;
}
#arena-battle .arena-battle-hud h1 { margin: 0; color: var(--text); font: 750 24px/1.15 var(--font-body); letter-spacing: -.025em; }
#arena-battle .arena-battle-hud h1 > span { margin-left: 8px; color: var(--text-sub); font-size: 12px; font-weight: 550; letter-spacing: 0; vertical-align: middle; }
#arena-battle #battle-round-badge { margin-left: auto; color: var(--text-sub); font: 550 12px/1.3 var(--font-body); font-variant-numeric: tabular-nums; }
#tab-arena #arena-battle .battlefield-arena { display: block; flex: 1 0 440px; min-height: 440px; min-width: 0; padding: 0; border: 0; border-radius: 12px; background: #10151b; box-shadow: none; overflow: hidden; }
#tab-arena #arena-battle .battlefield-stage { display: grid; grid-template-columns: minmax(0,1fr); grid-template-rows: minmax(0,1fr) 58px minmax(0,1fr); gap: 0; width: 100%; height: 100%; min-height: 440px; min-width: 0; padding: 12px 8px; box-sizing: border-box; isolation: isolate; aspect-ratio: auto; }
#tab-arena #arena-battle .battlefield-art { opacity: .9; filter: none; object-position: 75% center; object-fit: cover; }
#arena-battle .battlefield-atmosphere { background: linear-gradient(180deg,#271c2288,transparent 42%,transparent 58%,#2b251988); }
#arena-battle .battlefield-atmosphere::after { content: 'REVERSE'; position: absolute; inset: 50% 0 auto; transform: translateY(-50%); text-align: center; font: 800 clamp(32px,10vw,52px)/1 var(--font-display); letter-spacing: .04em; color: #c2cbd60b; }
#tab-arena #arena-battle .battlefield-side { position: relative; inset: auto; display: flex; flex-direction: column; gap: 10px; min-height: 0; min-width: 0; padding: 0; z-index: 20; }
#arena-battle .battle-side-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 36px; padding: 0 3px; flex: 0 0 auto; }
#arena-battle .battle-player-meta { text-align: left; min-width: 0; }
#tab-arena #arena-battle .battle-player-meta > span { color: #bfc7d1; font: 400 10px/1.4 var(--font-body); letter-spacing: 0; }
#tab-arena #arena-battle .battle-player-meta strong { margin: 2px 0 0; color: #f2f4f7; font: 650 14px/1.3 var(--font-body); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#arena-battle .battle-side-score { flex: 0 0 auto; text-align: right; font-variant-numeric: tabular-nums; }
#arena-battle .battle-side-score b { display: block; color: #f2f4f7; font: 550 11px/1.4 var(--font-body); }
#arena-battle .battle-side-score small { display: block; color: #bfc7d1; font: 400 10px/1.4 var(--font-body); }
#tab-arena #arena-battle .battle-lane-row { flex: 1; min-height: 0; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 6px; align-items: stretch; justify-items: stretch; }
#tab-arena #arena-battle .battlefield-side .battle-lane-slot { width: 100%; height: 100%; min-height: 0; transform: none; }
#tab-arena #arena-battle .battlefield-side .battle-card-frame { width: 100%; height: 100%; aspect-ratio: auto; max-height: none; border-radius: 10px; overflow: visible; }
#tab-arena #arena-battle .battle-card-unit {
  position: relative; display: grid; grid-template-rows: minmax(46px,1fr) auto; width: 100%; height: 100%; min-height: 0; min-width: 0;
  border: 1px solid #73808a70; border-radius: 10px; background: #171e25; color: #f2f4f7; opacity: 1;
  box-shadow: none !important; outline: none; transform: none; transition: border-color .15s ease, transform .15s ease;
  text-align: left; font-family: var(--font-body); touch-action: manipulation;
}
#tab-arena #arena-battle .battle-card-unit.enemy { border-color: #b7767970; }
#tab-arena #arena-battle .battle-card-unit.player { border-color: #bb9b6c88; }
#tab-arena #arena-battle .battle-card-media { position: relative; inset: auto; display: block; min-height: 0; overflow: hidden; background: #171e25 url('assets/card-back.png') center/cover; }
#tab-arena #arena-battle .battle-card-media .arena-media-pending { opacity: 1; }
#tab-arena #arena-battle .battle-card-media > :is(img,video,canvas) { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
#arena-battle .battle-card-media::after { background: linear-gradient(180deg,#0b101944,transparent 40%,#171e2555); }
#tab-arena #arena-battle .battle-card-info { position: relative; inset: auto; display: flex; flex-direction: column; gap: 4px; padding: 6px !important; background: #171e25; }
#tab-arena #arena-battle .battle-card-info > strong { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; min-height: 25px; overflow: hidden; white-space: normal; overflow-wrap: anywhere; color: #f2f4f7; text-shadow: none; font: 600 11px/1.15 var(--font-body); }
#tab-arena #arena-battle .battle-card-stats { display: grid; grid-template-columns: minmax(0,1fr); gap: 3px; margin: 0; font: 650 11px/1.1 var(--font-body); font-variant-numeric: tabular-nums; }
#tab-arena #arena-battle .battle-card-stats b { display: flex; justify-content: space-between; gap: 3px; align-items: center; min-width: 0; white-space: nowrap; color: #f2d099; }
#tab-arena #arena-battle .battle-card-stats b:last-child { color: #bddacb; }
#tab-arena #arena-battle .battle-card-stats svg { flex: 0 0 11px; width: 11px; height: 11px; }
#tab-arena #arena-battle .battle-card-hp { height: 4px; margin: 1px 0 0; background: #38424a; border-radius: 2px; }
#tab-arena #arena-battle .battle-card-hp i { background: #89c8ac; border-radius: inherit; }
#tab-arena #arena-battle .low-health .battle-card-hp i { background: #f18d88; }
#tab-arena #arena-battle .low-health .battle-card-stats b:last-child { color: #ffa49f; }
#tab-arena #arena-battle .battle-card-lane-mark { top: 5px; left: 5px; width: 18px; height: 18px; background: #10151bd9; color: #e2e7ee; font: 600 10px/1 var(--font-body); border-radius: 5px; }
#tab-arena #arena-battle .battle-card-state, #tab-arena #arena-battle .battle-card-target-mark { inset: 5px 4px auto auto; padding: 4px 5px; color: #24180c; background: #f5c070; border-radius: 5px; font: 700 10px/1 var(--font-body); letter-spacing: 0; }
#tab-arena #arena-battle .battle-card-target-mark { background: #ffaaa3; color: #331512; }
#tab-arena #arena-battle :is(.selected-attacker,.selected-target) .battle-card-lane-mark { display: none; }
#tab-arena #arena-battle .battle-card-unit.selectable:active { transform: translateY(-2px); }
#tab-arena #arena-battle .battle-card-unit.selected-attacker { outline: 2px solid #f5c070; outline-offset: -2px; border-color: #f5c070; transform: translateY(-4px); }
#tab-arena #arena-battle .battle-card-unit.selected-target { outline: 2px solid #ffaaa3; outline-offset: -2px; border-color: #ffaaa3; transform: translateY(3px); }
#tab-arena #arena-battle .battle-card-unit.target-candidate { border-color: #c99490; animation: none; }
#tab-arena #arena-battle .battle-card-unit:disabled:not(.dead) { opacity: 1; }
#tab-arena #arena-battle .battle-card-unit.dead { background: #151b22; border-color: #56616c66; filter: none; opacity: 1; }
#tab-arena #arena-battle .battle-card-unit.dead > :not(.battle-card-death-label) { filter: grayscale(1); opacity: .35; }
#tab-arena #arena-battle .battle-card-unit.dead > .battle-card-death-label { position: absolute; inset: 28% 4px auto; height: 24px; min-height: 0; padding: 5px 2px; border-radius: 4px; background: #11161ef2; color: #d6dde7; font-size: 10px; }
#tab-arena #arena-battle .battle-empty-card { position: absolute; inset: 0; padding: 8px; border-color: #91a0b766; font: 500 11px/1.4 var(--font-body); color: #bec7d5; background: #151b2255; }
#tab-arena #arena-battle .battle-round-meta { position: relative; z-index: 22; display: flex; align-items: center; justify-content: center; gap: 12px; padding: 0 14px; pointer-events: none; }
#tab-arena #arena-battle .battle-round-meta strong { flex: 0 1 auto; margin: 0; padding: 8px 12px; border: 1px solid #a8884c66; border-radius: 8px; background: #131922ec; color: #f5c070; font: 650 13px/1.3 var(--font-body); }
#tab-arena #arena-battle .battle-turn-rule { flex: 1; height: 1px; background: #ac9a7880; }
#tab-arena #arena-battle[data-turn="enemy"] .battle-round-meta strong { color: #ffaaa3; border-color: #ac767166; }
#tab-arena #arena-battle .battle-target-path { z-index: 21; transition: none; }
#tab-arena #arena-battle .battle-target-path path { stroke: #f5c070; stroke-width: 2; stroke-dasharray: 5 5; filter: none; animation: none; }
#tab-arena #arena-battle .battle-target-path marker path { fill: #f5c070; stroke: none; }
body.arena-battle-open #tab-arena #arena-battle .battle-tactical-panel { position: relative; flex: 0 0 auto; min-width: 0; margin: 0; padding: 14px; border: 1px solid var(--border) !important; border-radius: 14px !important; background: var(--bg-card) !important; box-shadow: none; overflow: visible; }
#arena-battle .battle-selection-summary { display: grid; grid-template-columns: minmax(0,1fr) 24px minmax(0,1fr); gap: 10px; align-items: center; }
#arena-battle .battle-selection-summary > div { min-width: 0; }
#arena-battle .battle-selection-summary > div:last-child { text-align: right; }
#arena-battle .battle-selection-summary span { display: block; margin-bottom: 5px; color: var(--text-sub); font: 400 11px/1.3 var(--font-body); }
#arena-battle .battle-selection-summary strong { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; min-height: 35px; overflow: hidden; white-space: normal; overflow-wrap: anywhere; color: var(--text); font: 650 14px/1.25 var(--font-body); }
#arena-battle .battle-selection-summary svg { width: 20px; height: 20px; fill: none; stroke: var(--text-sub); stroke-width: 1.6; }
#arena-battle .battle-selection-summary.is-ready svg { stroke: var(--accent-hi); }
body.arena-battle-open #tab-arena #arena-battle .active-caster-info { display: flex; align-items: center; min-height: 36px; margin: 8px 0 12px; padding: 0; }
#tab-arena #arena-battle #caster-name { color: var(--text-sub); font: 400 12px/1.5 var(--font-body); overflow-wrap: anywhere; }
body.arena-battle-open #tab-arena #arena-battle #btn-arena-attack { display: block; box-sizing: border-box; width: 100%; min-height: 52px !important; padding: 12px; margin: 0; border: 0; border-radius: 10px !important; background: #f5c070 !important; color: #21170c !important; font: 700 16px var(--font-body) !important; box-shadow: none; transition: none; }
body.arena-battle-open #tab-arena #arena-battle #btn-arena-attack:disabled { background: var(--bg-card-2) !important; color: var(--text-sub) !important; opacity: 1; }
#tab-arena #arena-battle .battle-sub-actions { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 4px; margin-top: 6px; }
#tab-arena #arena-battle .battle-sub-actions .sub-act-btn { display: block; min-height: 40px; padding: 7px 2px; border: 0; border-radius: 6px; background: none; color: var(--text-sub); font: 500 11px var(--font-body); }
#tab-arena #arena-battle :is(button,.sub-act-btn):focus-visible { outline: 2px solid var(--accent-hi); outline-offset: 2px; }
#tab-arena #arena-battle .close-drawer-btn { min-width: 44px; min-height: 44px; }
.battle-options { position: relative; z-index: 90; margin-left: 8px; }
.battle-options summary { display: grid; place-items: center; width: 44px; height: 44px; border: 0; border-radius: 10px; color: var(--text); cursor: pointer; list-style: none; }
.battle-options summary::-webkit-details-marker { display: none; }
.battle-options summary svg { width: 22px; height: 22px; fill: currentColor; }
.battle-options[open] summary { background: var(--bg-card-2); }
.battle-options-menu { position: absolute; right: 0; top: 48px; width: 195px; padding: 6px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg-card); }
.battle-options-menu button { width: 100%; min-height: 44px; padding: 10px 12px; border: 0; border-radius: 6px; text-align: left; background: none; color: var(--text); font: 500 13px var(--font-body); cursor: pointer; }
.battle-options-menu button:hover { background: var(--bg-card-2); }
.arena-strike-ghost { display: flex; flex-direction: column; justify-content: flex-end; }
.arena-strike-ghost canvas { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.arena-strike-ghost > .arena-strike-name { position: absolute; inset: auto 0 0; padding: 8px 5px; background: #10151be8; color: #fff0d8; font: 650 11px/1.25 var(--font-body); }
#tab-arena #arena-battle .arena-card-art-fallback { font: 650 10px/1.3 var(--font-body); color: #f2f4f7; background: #141a22 url('assets/card-back.png') center/cover; text-align: center; align-items: end; padding: 5px; }
@media (max-width: 359px) {
  body.arena-battle-open #tab-arena #arena-battle { padding-inline: 8px; gap: 8px; }
  #tab-arena #arena-battle .battlefield-stage { padding-inline: 6px; }
  #tab-arena #arena-battle .battle-lane-row { gap: 4px; }
  #tab-arena #arena-battle .battle-card-info { padding: 5px !important; }
  #arena-battle .battle-selection-summary { gap: 7px; }
}
@media (min-width: 700px) {
  #tab-arena #arena-battle .battle-card-info > strong { font-size: 12px; }
  #tab-arena #arena-battle .battle-card-stats { font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  #tab-arena #arena-battle .battle-card-unit, #tab-arena #arena-battle .battle-card-hp i { transition: none; }
}