/* ASCENDOJO BATTLE — reskin of kr1ptx-tools/Battle onto the shell's own
   glass/Dojo tokens (tokens.css, app.css). Layout/behavior classes only —
   color, radius, type, blur all come from the shared design tokens, same
   as every other view. Scoped under [data-dojo="trading"] like the rest
   of the Trading Dojo interface, so --dojo-accent is already orange here. */

.battle-shell {
  position: relative;
}
.battle-screen {
  display: none;
}
.battle-screen.active {
  display: block;
}
.battle-screen--center {
  max-width: 420px;
  margin-inline: auto;
}

/* ── Lobby ── */
.battle-lobby-actions {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}
.battle-action-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--glass-inner-glow), var(--glass-shadow);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  width: 100%;
  transition: border-color 0.4s var(--ease-ascend), transform 0.4s var(--ease-ascend);
}
.battle-action-card:hover {
  transform: translateY(-2px);
  border-color: var(--dojo-accent);
}
.battle-action-card__icon {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--dojo-accent-soft);
  border: 1px solid var(--dojo-accent);
  color: var(--dojo-accent);
  flex-shrink: 0;
}
.battle-action-card__icon svg {
  width: 22px;
  height: 22px;
}
/* Image placeholder slot, same contract as the Dojo card art (app.css
   img.is-missing): the line icon above stays in the DOM as the permanent
   fallback layer, so a missing/unset asset never breaks the layout — it
   just shows today's icon exactly as before. The <img> only ever covers
   it once a real asset loads. */
.battle-action-card__icon-img {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.battle-action-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--shell-ink);
}
.battle-action-card__sub {
  font-size: 12px;
  color: var(--shell-ink-faint);
  margin-top: 2px;
}

/* ── Practice mode cards ── */
.battle-mode-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}
.battle-mode-card {
  padding: 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--mc-accent, var(--dojo-accent));
  background: var(--glass-bg);
  cursor: pointer;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.battle-mode-card:hover {
  transform: translateX(3px);
}
.battle-mode-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mc-accent, var(--dojo-accent));
}
.battle-mode-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  color: var(--shell-ink);
}
.battle-mode-card__desc {
  font-size: 12px;
  color: var(--shell-ink-faint);
  margin-top: 4px;
}

/* ── Forms (create/join/rescue setup) ── */
.battle-form {
  padding: 26px;
}
.battle-form__row {
  margin-bottom: 20px;
}
.battle-form__row-head {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--shell-ink-faint);
  margin-bottom: 8px;
}
.battle-slider {
  width: 100%;
  accent-color: var(--dojo-accent);
}
.battle-summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--shell-ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.battle-summary-row span:last-child {
  color: var(--shell-ink-dim);
  text-transform: none;
  letter-spacing: normal;
}

/* ── Historical scenario picker ── */
.battle-filter-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.battle-filter-chip {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  border: 1px solid var(--shell-border);
  background: transparent;
  color: var(--shell-ink-faint);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.battle-filter-chip.active {
  border-color: var(--dojo-accent);
  color: var(--dojo-accent);
}
.battle-scenario-preview {
  margin-top: 16px;
  padding: 18px;
  border-left: 2px solid var(--dojo-accent);
}
.battle-scenario-preview__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--shell-ink);
}
.battle-scenario-preview__desc {
  font-size: 12px;
  color: var(--shell-ink-faint);
  margin-top: 2px;
}
.battle-scenario-preview__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--shell-ink-faint);
}
.battle-diff-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border-radius: var(--r-pill);
  border: 1px solid;
  flex-shrink: 0;
}
.battle-diff-badge--HARD {
  color: var(--accent-green);
  border-color: var(--accent-green);
}
.battle-diff-badge--EXTREME {
  color: var(--accent-orange);
  border-color: var(--accent-orange);
}
.battle-diff-badge--INSANE {
  color: var(--state-danger);
  border-color: var(--state-danger);
}

/* ── Team select ── */
.battle-team-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
.battle-team-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--shell-ink);
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.04em;
}
.battle-team-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.battle-team-btn span:last-child {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 10px;
  color: var(--shell-ink-faint);
}

/* ── Waiting room ── */
.battle-code-panel {
  padding: 30px;
  text-align: center;
}
.battle-code {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 44px;
  letter-spacing: 0.14em;
  color: var(--shell-ink);
}
.battle-code-hint {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--shell-ink-faint);
  margin-top: 8px;
  text-transform: uppercase;
}
.battle-waiting-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
  max-height: 180px;
  overflow-y: auto;
}
.battle-waiting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-radius: var(--r-sm);
  background: var(--shell-bg-raised);
  border: 1px solid var(--shell-border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--shell-ink-dim);
}

/* ── Arena ── */
.battle-arena {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: none;
  flex-direction: column;
  background: var(--shell-bg);
}
.battle-arena.active {
  display: flex;
}
.battle-arena__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--shell-border-hairline);
  background: var(--shell-bg-raised);
  flex-shrink: 0;
}
.battle-arena__status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--state-danger);
  display: inline-block;
}
.battle-arena__status-dot.live {
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green-glow);
}
.battle-arena__timer {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  color: var(--shell-ink);
  letter-spacing: -0.02em;
}
.battle-arena__timer.warning {
  color: var(--state-danger);
}
.battle-mode-banner {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  padding: 6px;
  border-bottom: 1px solid var(--shell-border-hairline);
  flex-shrink: 0;
}
.battle-mode-banner--practice {
  color: var(--accent-green);
  background: var(--accent-green-soft);
}
.battle-mode-banner--historical {
  color: var(--dojo-accent);
  background: var(--dojo-accent-soft);
}
.battle-mode-banner--rescue {
  color: var(--state-danger);
  background: rgba(224, 96, 90, 0.1);
}
.battle-arena__chart {
  flex: 1;
  position: relative;
  min-height: 220px;
  background: #000;
}
.battle-arena__chart-inner,
.battle-arena__hist-chart {
  position: absolute;
  inset: 0;
}
.battle-arena__price-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 6px 12px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid var(--shell-border);
  font-family: var(--font-mono);
}
.battle-arena__price-badge-label {
  font-size: 9px;
  color: var(--shell-ink-faint);
  letter-spacing: 0.08em;
}
.battle-arena__price-badge-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--shell-ink);
}
.battle-leaderboard {
  height: 96px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 16px;
  overflow-x: auto;
  border-top: 1px solid var(--shell-border-hairline);
  background: var(--shell-bg-raised);
}
.battle-leaderboard__item {
  display: flex;
  flex-direction: column;
  min-width: 110px;
  flex-shrink: 0;
}
.battle-leaderboard__name {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--shell-ink-faint);
}
.battle-leaderboard__name.me {
  color: var(--dojo-accent);
  font-weight: 700;
}
.battle-leaderboard__score {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
}
.battle-leaderboard__score.pos {
  color: var(--accent-green);
}
.battle-leaderboard__score.neg {
  color: var(--state-danger);
}
.battle-controls {
  flex-shrink: 0;
  padding: 14px 16px calc(env(safe-area-inset-bottom, 0px) + 20px);
  background: var(--shell-bg);
  border-top: 1px solid var(--shell-border-hairline);
}
.battle-controls__lev-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--shell-ink-faint);
  margin-bottom: 6px;
}
.battle-trade-row {
  display: flex;
  gap: 10px;
  height: 56px;
  margin-top: 12px;
  position: relative;
}
.trade-btn {
  flex: 1;
  border: none;
  border-radius: var(--r-md);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform 0.15s ease;
}
.trade-btn:active {
  transform: scale(0.97);
}
.trade-btn--long {
  background: var(--accent-green);
  color: var(--accent-green-ink);
}
.trade-btn--short {
  background: var(--state-danger);
  color: #fff;
}
.trade-btn--close {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: var(--shell-ink);
  color: var(--shell-bg);
  border-radius: var(--r-md);
}

/* ── Result ── */
.battle-result {
  text-align: center;
  padding-top: 40px;
}
.battle-result__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  letter-spacing: -0.02em;
}
.battle-result__title.win {
  color: var(--dojo-accent);
}
.battle-result__title.loss {
  color: var(--state-danger);
}
.battle-result__score-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--shell-ink-faint);
  letter-spacing: 0.1em;
  margin-top: 24px;
}
.battle-result__score {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 38px;
  color: var(--shell-ink);
  margin-top: 4px;
}
.battle-result__winners-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--dojo-accent);
  letter-spacing: 0.1em;
  margin-top: 24px;
}
.battle-result__winners {
  margin-top: 8px;
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--shell-ink);
}
.battle-result__sub {
  margin-top: 20px;
  padding: 14px;
  color: var(--dojo-accent);
  border: 1px solid var(--dojo-accent);
  background: var(--dojo-accent-soft);
  font-size: 12.5px;
}

@media (max-width: 640px) {
  .battle-code {
    font-size: 34px;
  }
}