:root {
  --tg-safe-top: env(safe-area-inset-top, 0px);
  --tg-safe-right: env(safe-area-inset-right, 0px);
  --tg-safe-bottom: env(safe-area-inset-bottom, 0px);
  --tg-safe-left: env(safe-area-inset-left, 0px);
}

html.tankentai-session-active,
html.tankentai-session-active body {
  overflow: hidden;
  overscroll-behavior: none;
}

.tankentai-game-page {
  margin: 0;
  color: var(--tg-ink, #f8fbff);
  background: var(--tg-page, #07152d);
}

.tankentai-game-page .site-header {
  position: relative;
  z-index: 20;
  min-height: 0;
}

.tankentai-game-page .nav-shell {
  min-height: 3.25rem;
  padding-block: 0.45rem;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.tankentai-game-page .nav-links {
  display: none;
}

.tg-portal-return {
  min-width: 2.75rem;
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: inherit;
  font-weight: 800;
  text-decoration: none;
}

.tg-page-main {
  width: min(100%, 72rem);
  margin-inline: auto;
  padding: 0;
}

.tg-breadcrumb {
  width: min(100% - 1rem, 70rem);
  min-height: 2.5rem;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
}

.tg-breadcrumb a {
  color: inherit;
}

.tg-game,
.tg-game * {
  box-sizing: border-box;
}

.tg-game {
  position: relative;
  isolation: isolate;
  width: min(100%, 64rem);
  min-height: calc(100vh - 5.75rem);
  min-height: calc(100svh - 5.75rem);
  min-height: calc(100dvh - 5.75rem);
  margin-inline: auto;
  padding: clamp(0.7rem, 2.5vw, 1.25rem);
  display: grid;
  grid-template-rows: auto minmax(13rem, 1fr) auto;
  gap: clamp(0.55rem, 1.8vh, 0.9rem);
  overflow: clip;
  color: var(--tg-ink, #f8fbff);
  background:
    radial-gradient(circle at 16% 10%, var(--tg-glow, rgba(91, 184, 255, 0.2)), transparent 32%),
    radial-gradient(circle at 86% 38%, color-mix(in srgb, var(--tg-secondary, #8fd4ff) 18%, transparent), transparent 34%),
    linear-gradient(160deg, var(--tg-surface, #102c50), var(--tg-deep, #061226));
}

.tg-entry-copy {
  align-self: end;
  text-align: center;
}

.tg-entry-copy::before,
.tg-selection .tg-panel::before,
.tg-overlay[data-tankentai-overlay="tutorial"] .tg-panel::before,
.tg-overlay[data-tankentai-overlay="pause"] .tg-panel::before,
.tg-overlay[data-tankentai-overlay="result"] .tg-panel::before {
  display: block;
  width: clamp(3.4rem, 13vw, 5.2rem);
  aspect-ratio: 1;
  margin: 0 auto 0.42rem;
  content: "";
  background-image: url("/assets/img/sorahoshi/mascot-v1/sorahoshi-explorer-ui.webp");
  background-repeat: no-repeat;
  background-size: 400% 100%;
  filter: drop-shadow(0 0.6rem 0.75rem rgba(0, 0, 0, 0.28));
}

.tg-entry-copy::before {
  background-position: 0 0;
}

.tg-selection .tg-panel::before,
.tg-overlay[data-tankentai-overlay="tutorial"] .tg-panel::before {
  background-position: 33.333% 0;
}

.tg-overlay[data-tankentai-overlay="pause"] .tg-panel::before {
  background-position: 100% 0;
}

.tg-overlay[data-tankentai-overlay="result"] .tg-panel::before {
  background-position: 66.666% 0;
}

.tg-kicker,
.tg-entry-copy h1,
.tg-objective,
.tg-setting,
.tg-hud p,
.tg-overlay p,
.tg-selection p {
  margin: 0;
}

.tg-kicker {
  color: var(--tg-accent, #ffe36a);
  font-size: clamp(0.72rem, 2.5vw, 0.9rem);
  font-weight: 900;
  letter-spacing: 0.08em;
}

.tg-entry-copy h1 {
  margin-top: 0.18rem;
  font-size: clamp(1.72rem, 7vw, 3rem);
  line-height: 1.05;
  text-wrap: balance;
}

.tg-objective {
  max-width: 34rem;
  margin: 0.35rem auto 0;
  color: var(--tg-muted, #d9e7f7);
  font-size: clamp(0.92rem, 3.4vw, 1.12rem);
  font-weight: 700;
  line-height: 1.4;
  text-wrap: balance;
}

.tg-playfield {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 45%, transparent);
  border-radius: clamp(1rem, 4vw, 1.65rem);
  background: var(--tg-canvas, #071a37);
  box-shadow:
    0 1rem 3rem rgba(0, 0, 0, 0.34),
    inset 0 0 0 1px color-mix(in srgb, var(--tg-highlight, #ffffff) 13%, transparent),
    inset 0 -2rem 4rem rgba(0, 0, 0, 0.12);
}

.tg-playfield canvas {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  touch-action: none;
}

.tg-entry-actions {
  align-self: start;
  display: grid;
  justify-items: center;
  gap: 0.48rem;
  text-align: center;
}

.tg-entry-actions .tg-actions {
  width: min(100%, 22rem);
  flex-wrap: nowrap;
}

.tg-entry-actions .tg-button-primary {
  min-width: min(66vw, 15rem);
}

.tg-setting {
  max-width: 34rem;
  color: var(--tg-muted, #d9e7f7);
  font-size: 0.82rem;
  line-height: 1.35;
}

.tg-actions,
.tg-result-actions,
.tg-pause-actions,
.tg-help-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
}

.tg-button,
.tg-control,
.tg-stage-button {
  position: relative;
  overflow: hidden;
  appearance: none;
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 58%, #ffffff 18%);
  border-radius: 0.95rem;
  padding: 0.68rem 1rem;
  color: var(--tg-button-ink, #0a172c);
  background: var(--tg-accent, #ffe36a);
  box-shadow: 0 0.3rem 0 color-mix(in srgb, var(--tg-accent, #ffe36a) 40%, #000000 60%);
  font: inherit;
  font-weight: 900;
  line-height: 1.15;
  cursor: pointer;
  touch-action: manipulation;
  transition: translate 140ms ease, filter 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.tg-button::before,
.tg-control::before,
.tg-stage-button::before {
  content: "";
  position: absolute;
  inset: 1px 8% auto;
  height: 38%;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.36), transparent);
  opacity: 0.7;
}

.tg-button:hover,
.tg-control:hover,
.tg-stage-button:hover {
  filter: brightness(1.06);
}

.tg-button:active,
.tg-control:active,
.tg-stage-button:active,
.tg-control.is-held {
  translate: 0 0.18rem;
  box-shadow: 0 0.12rem 0 color-mix(in srgb, var(--tg-accent, #ffe36a) 35%, #000000 65%);
  filter: saturate(1.12) brightness(1.08);
}

.tg-button-primary {
  min-width: min(100%, 17rem);
  min-height: 3.65rem;
  border-radius: 999px;
  font-size: clamp(1rem, 4vw, 1.25rem);
}

.tg-button-secondary,
.tg-button-quiet,
.tg-control-secondary {
  color: var(--tg-ink, #f8fbff);
  background: color-mix(in srgb, var(--tg-deep, #061226) 82%, transparent);
  box-shadow: none;
}

.tg-button-quiet {
  border-color: color-mix(in srgb, var(--tg-ink, #f8fbff) 38%, transparent);
}

.tg-button:disabled,
.tg-control:disabled {
  cursor: wait;
  filter: grayscale(0.6);
  opacity: 0.62;
  translate: none;
  box-shadow: none;
}

.tg-hud {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.45rem;
  padding: calc(0.45rem + var(--tg-safe-top)) calc(0.55rem + var(--tg-safe-right)) 0.45rem calc(0.55rem + var(--tg-safe-left));
  border-bottom: 1px solid color-mix(in srgb, var(--tg-highlight, #ffffff) 18%, transparent);
  background: linear-gradient(135deg, color-mix(in srgb, var(--tg-deep, #061226) 92%, transparent), color-mix(in srgb, var(--tg-surface, #102c50) 78%, transparent));
  box-shadow: 0 0.55rem 1.6rem rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(0.8rem) saturate(1.18);
}

.tg-hud-item {
  min-width: 0;
  display: grid;
  gap: 0.06rem;
}

.tg-hud-item:first-child {
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 0.45rem;
  align-items: center;
}

.tg-hud-item:first-child::before {
  content: var(--tg-icon, "✦");
  grid-row: 1 / 3;
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 60%, transparent);
  border-radius: 50%;
  color: var(--tg-highlight, #ffffff);
  background: radial-gradient(circle at 35% 28%, color-mix(in srgb, var(--tg-accent, #ffe36a) 62%, #ffffff 12%), color-mix(in srgb, var(--tg-deep, #061226) 82%, transparent));
  box-shadow: 0 0 1rem color-mix(in srgb, var(--tg-glow, rgba(91, 184, 255, 0.2)) 80%, transparent);
  font-size: 1.05rem;
}

.tg-hud-item:nth-child(2)::after {
  content: "";
  width: min(10rem, 100%);
  height: 0.3rem;
  margin-top: 0.16rem;
  border: 1px solid color-mix(in srgb, var(--tg-highlight, #ffffff) 25%, transparent);
  border-radius: 999px;
  background: linear-gradient(to right,
    var(--tg-accent, #ffe36a) 0 calc(var(--tg-progress-ratio, 0) * 100%),
    rgba(255, 255, 255, 0.13) calc(var(--tg-progress-ratio, 0) * 100%) 100%);
  box-shadow: 0 0 0.8rem color-mix(in srgb, var(--tg-glow, rgba(91, 184, 255, 0.2)) 70%, transparent);
}

.tg-hud-item span {
  color: var(--tg-muted, #d9e7f7);
  font-size: 0.65rem;
  font-weight: 800;
}

.tg-hud-item strong {
  overflow: hidden;
  font-size: clamp(0.8rem, 3vw, 1rem);
  line-height: 1.15;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tg-pause-button {
  width: 2.9rem;
  height: 2.9rem;
  padding: 0;
  border-radius: 999px;
  font-size: 1.05rem;
  border-width: 2px;
  background: color-mix(in srgb, var(--tg-deep, #061226) 72%, var(--tg-accent, #ffe36a) 18%);
}

.tg-controls {
  min-height: calc(4.5rem + var(--tg-safe-bottom));
  padding: 0.48rem calc(0.65rem + var(--tg-safe-right)) calc(0.48rem + var(--tg-safe-bottom)) calc(0.65rem + var(--tg-safe-left));
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.55rem, 3vw, 1rem);
  border-top: 1px solid color-mix(in srgb, var(--tg-highlight, #ffffff) 16%, transparent);
  background: linear-gradient(to bottom, color-mix(in srgb, var(--tg-deep, #061226) 86%, transparent), color-mix(in srgb, var(--tg-deep, #061226) 97%, transparent));
  box-shadow: 0 -0.7rem 1.8rem rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(0.75rem) saturate(1.15);
}

.tg-control {
  min-width: 3.5rem;
  min-height: 3.5rem;
  padding: 0.65rem 1rem;
  font-size: clamp(1rem, 4vw, 1.18rem);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.22);
}

.tg-control-primary {
  min-width: min(48vw, 13rem);
  min-height: 4rem;
  border-radius: 999px;
}

.tg-overlay,
.tg-selection {
  position: absolute;
  z-index: 30;
  inset: 0;
  padding: calc(1rem + var(--tg-safe-top)) calc(1rem + var(--tg-safe-right)) calc(1rem + var(--tg-safe-bottom)) calc(1rem + var(--tg-safe-left));
  display: grid;
  place-items: center;
  overflow: auto;
  overscroll-behavior: contain;
  background: color-mix(in srgb, var(--tg-deep, #061226) 76%, transparent);
  backdrop-filter: blur(0.55rem) saturate(1.08);
}

.tg-overlay[data-tankentai-overlay="tutorial"] {
  place-items: start center;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.34), transparent 52%, rgba(0, 0, 0, 0.16));
  backdrop-filter: blur(0.18rem);
}

.tg-overlay[data-tankentai-overlay="pause"] {
  background: color-mix(in srgb, var(--tg-deep, #061226) 68%, transparent);
  backdrop-filter: blur(0.42rem) saturate(0.86);
}

.tg-overlay[data-tankentai-overlay="result"] {
  place-items: end center;
  background: linear-gradient(to bottom, transparent 8%, color-mix(in srgb, var(--tg-deep, #061226) 22%, transparent) 42%, color-mix(in srgb, var(--tg-deep, #061226) 82%, transparent));
  backdrop-filter: none;
}

.tg-panel {
  width: min(100%, 32rem);
  max-height: 100%;
  overflow: auto;
  border: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 42%, transparent);
  border-radius: 1.45rem;
  padding: clamp(1rem, 4vw, 1.5rem);
  color: var(--tg-ink, #f8fbff);
  background: linear-gradient(145deg, color-mix(in srgb, var(--tg-surface, #102c50) 92%, #ffffff 3%), color-mix(in srgb, var(--tg-deep, #061226) 94%, transparent));
  box-shadow:
    0 1.2rem 3.5rem rgba(0, 0, 0, 0.44),
    inset 0 1px 0 color-mix(in srgb, var(--tg-highlight, #ffffff) 20%, transparent);
  text-align: center;
}

.tg-overlay[data-tankentai-overlay="tutorial"] .tg-panel {
  width: min(100%, 29rem);
  margin-top: clamp(3.6rem, 11vh, 6.5rem);
  position: relative;
}

.tg-overlay[data-tankentai-overlay="tutorial"] .tg-panel::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1.1rem;
  width: 1.7rem;
  height: 1.7rem;
  translate: -50% 0;
  rotate: 45deg;
  border-right: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 48%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 48%, transparent);
  background: color-mix(in srgb, var(--tg-deep, #061226) 94%, transparent);
}

.tg-overlay[data-tankentai-overlay="result"] .tg-panel {
  width: min(100%, 29rem);
  margin-bottom: clamp(0.25rem, 2vh, 1rem);
  border-color: color-mix(in srgb, var(--tg-accent, #ffe36a) 68%, #ffffff 10%);
  background: linear-gradient(145deg, color-mix(in srgb, var(--tg-surface, #102c50) 88%, transparent), color-mix(in srgb, var(--tg-deep, #061226) 90%, transparent));
}

.tg-panel h2 {
  margin: 0;
  font-size: clamp(1.55rem, 6vw, 2.35rem);
  line-height: 1.1;
}

.tg-panel-copy {
  margin-top: 0.65rem !important;
  color: var(--tg-muted, #d9e7f7);
  font-weight: 700;
  line-height: 1.55;
}

.tg-panel .tg-actions,
.tg-panel .tg-pause-actions,
.tg-panel .tg-result-actions,
.tg-panel .tg-help-actions {
  margin-top: 1rem;
}

.tg-pause-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tg-pause-actions .tg-button:first-child,
.tg-pause-actions .tg-button:last-child {
  grid-column: 1 / -1;
}

.tg-tutorial-step[hidden],
[hidden] {
  display: none !important;
}

.tg-tutorial-cue {
  margin-top: 1rem;
  display: flex;
  justify-content: center;
  gap: 0.6rem;
}

.tg-tutorial-cue .tg-control {
  min-width: 7rem;
}

.tg-stage-grid {
  width: min(100%, 42rem);
  margin-top: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr));
  gap: 0.65rem;
}

.tg-stage-button {
  min-height: 5.25rem;
  display: grid;
  gap: 0.18rem;
  color: var(--tg-ink, #f8fbff);
  padding-left: 3.4rem;
  background:
    radial-gradient(circle at 12% 28%, color-mix(in srgb, var(--tg-accent, #ffe36a) 32%, transparent), transparent 24%),
    linear-gradient(145deg, color-mix(in srgb, var(--tg-surface, #102c50) 90%, #ffffff 8%), color-mix(in srgb, var(--tg-deep, #061226) 88%, transparent));
  box-shadow: inset 0 1px 0 color-mix(in srgb, #ffffff 15%, transparent);
  text-align: left;
}

.tg-stage-button::after {
  content: var(--tg-icon, "✦");
  position: absolute;
  left: 1rem;
  top: 50%;
  width: 1.75rem;
  height: 1.75rem;
  translate: 0 -50%;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 52%, transparent);
  border-radius: 50%;
  color: var(--tg-highlight, #ffffff);
  background: color-mix(in srgb, var(--tg-deep, #061226) 72%, transparent);
}

.tg-stage-button[aria-pressed="true"] {
  border-width: 3px;
  border-color: var(--tg-accent, #ffe36a);
  background: color-mix(in srgb, var(--tg-surface, #102c50) 72%, var(--tg-accent, #ffe36a) 28%);
  box-shadow: 0 0.55rem 1.3rem color-mix(in srgb, var(--tg-glow, rgba(91, 184, 255, 0.2)) 72%, transparent);
}

.tg-result-discovery {
  margin: 0.72rem auto 0 !important;
  max-width: 27rem;
  border: 1px solid color-mix(in srgb, var(--tg-accent, #ffe36a) 32%, transparent);
  border-radius: 1rem;
  padding: 0.65rem 0.8rem;
  color: var(--tg-highlight, #ffffff);
  background: color-mix(in srgb, var(--tg-deep, #061226) 62%, transparent);
  font-size: 0.82rem;
  font-weight: 750;
  line-height: 1.42;
}

.tg-stage-button small {
  color: var(--tg-muted, #d9e7f7);
  font-weight: 700;
  line-height: 1.35;
}

.tg-selection .tg-panel {
  width: min(100%, 46rem);
}

.tg-fallback-link,
.tg-panel a {
  color: var(--tg-accent, #ffe36a);
  font-weight: 800;
}

.tg-panel .tg-pause-actions > a,
.tg-panel .tg-actions > a {
  box-sizing: border-box;
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.75rem;
}

.tg-live {
  position: fixed;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.tg-game :focus-visible,
.tg-portal-return:focus-visible {
  outline: 4px solid #ffffff;
  outline-offset: 3px;
  box-shadow: 0 0 0 7px color-mix(in srgb, var(--tg-accent, #ffe36a) 78%, transparent);
}

.tg-game[data-tankentai-state]:not([data-tankentai-state="entry"]) {
  position: fixed;
  z-index: 1000;
  inset: 0;
  width: 100%;
  max-width: none;
  height: 100vh;
  height: 100svh;
  height: 100dvh;
  min-height: 0;
  margin: 0;
  padding: 0;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 0;
  border-radius: 0;
}

.tg-game[data-tankentai-state]:not([data-tankentai-state="entry"]) .tg-playfield {
  min-height: 45dvh;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.tg-game[data-tankentai-state="result"] {
  display: grid;
  grid-template: minmax(0, 1fr) / minmax(0, 1fr);
}

.tg-game[data-tankentai-state="result"] .tg-playfield {
  grid-area: 1 / 1;
  width: 100%;
  height: 100%;
  min-width: 0 !important;
  min-height: 100vh !important;
  min-height: 100svh !important;
  min-height: 100dvh !important;
}

.tg-game[data-tankentai-state="result"] .tg-overlay[data-tankentai-overlay="result"] {
  grid-area: 1 / 1;
}

.tg-game[data-tankentai-state="selection"] {
  display: block;
}

.tg-game[data-tankentai-state="selection"] .tg-selection {
  position: fixed;
}

.tankentai-game-page .site-footer {
  position: relative;
  z-index: 1;
}

@media (orientation: landscape) and (max-height: 34rem) {
  .tg-game[data-tankentai-state]:not([data-tankentai-state="entry"]):not([data-tankentai-state="selection"]):not([data-tankentai-state="result"]) {
    grid-template-columns: minmax(0, 1fr) minmax(7rem, 24vw);
    grid-template-rows: auto minmax(0, 1fr);
    grid-template-areas:
      "hud controls"
      "playfield controls";
  }

  .tg-hud {
    grid-area: hud;
  }

  .tg-playfield {
    grid-area: playfield;
    min-width: 60vw;
    min-height: 70svh !important;
    min-height: 70dvh !important;
  }

  .tg-controls {
    grid-area: controls;
    min-height: 0;
    padding: calc(0.55rem + var(--tg-safe-top)) calc(0.55rem + var(--tg-safe-right)) calc(0.55rem + var(--tg-safe-bottom)) 0.55rem;
    flex-direction: column;
    flex-wrap: wrap;
  }

  .tg-control,
  .tg-control-primary {
    width: min(100%, 10rem);
    min-width: 3rem;
  }

  .tg-panel {
    width: min(38rem, 84vw);
    padding-block: 0.8rem;
  }

  .tg-panel h2 {
    font-size: clamp(1.25rem, 4.5vw, 1.8rem);
  }

  .tg-panel-copy {
    line-height: 1.35;
  }

  .tg-overlay[data-tankentai-overlay="tutorial"] .tg-panel {
    width: min(31rem, 72vw);
    margin-top: 0.25rem;
  }

  .tg-overlay[data-tankentai-overlay="result"] {
    place-items: center end;
    padding-left: 45vw;
    background: linear-gradient(to right, transparent 18%, color-mix(in srgb, var(--tg-deep, #061226) 22%, transparent) 48%, color-mix(in srgb, var(--tg-deep, #061226) 90%, transparent));
  }

  .tg-overlay[data-tankentai-overlay="result"] .tg-panel {
    width: min(27rem, 54vw);
    margin: 0;
  }
}

@media (max-width: 47.99rem) {
  .tankentai-game-page .tg-breadcrumb {
    display: none;
  }

  .tankentai-game-page .brand {
    min-width: 0;
  }

  .tankentai-game-page .brand span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (min-width: 48rem) {
  .tankentai-game-page .nav-links {
    display: flex;
  }

  .tg-game[data-tankentai-state="entry"] {
    height: min(48rem, calc(100vh - 7rem));
    height: min(48rem, calc(100svh - 7rem));
    height: min(48rem, calc(100dvh - 7rem));
    min-height: 0;
    border-radius: 1.75rem 1.75rem 0 0;
  }

  .tg-entry-copy h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
  }
}

@media (orientation: landscape) and (max-height: 34rem) {
  .tankentai-game-page .tg-breadcrumb,
  .tankentai-game-page .nav-links {
    display: none;
  }

  .tankentai-game-page .nav-shell {
    min-height: 2.75rem;
    padding-block: 0.25rem;
  }

  .tg-game[data-tankentai-state="entry"] {
    height: calc(100vh - 3.35rem);
    height: calc(100svh - 3.35rem);
    height: calc(100dvh - 3.35rem);
    min-height: 0;
    padding: 0.5rem;
    grid-template-columns: minmax(12rem, 0.8fr) minmax(0, 1.2fr);
    grid-template-rows: minmax(0, 1fr) auto;
    grid-template-areas:
      "copy playfield"
      "actions playfield";
    gap: 0.5rem;
    border-radius: 0;
  }

  .tg-game[data-tankentai-state="entry"] .tg-entry-copy {
    grid-area: copy;
  }

  .tg-game[data-tankentai-state="entry"] .tg-playfield {
    grid-area: playfield;
    min-height: 0;
  }

  .tg-game[data-tankentai-state="entry"] .tg-entry-actions {
    grid-area: actions;
    gap: 0.25rem;
  }

  .tg-game[data-tankentai-state="entry"] .tg-entry-actions .tg-actions {
    width: 100%;
  }

  .tg-game[data-tankentai-state="entry"] .tg-entry-actions .tg-button-primary {
    min-width: 0;
  }

  .tg-game[data-tankentai-state="entry"] .tg-entry-copy h1 {
    font-size: clamp(1.35rem, 3.6vw, 1.9rem);
  }

  .tg-game[data-tankentai-state="entry"] .tg-objective {
    font-size: clamp(0.76rem, 1.8vw, 0.95rem);
    line-height: 1.25;
  }

  .tg-game[data-tankentai-state="entry"] .tg-setting {
    font-size: 0.7rem;
    line-height: 1.2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .tg-game *,
  .tg-game *::before,
  .tg-game *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media (forced-colors: active) {
  .tg-button,
  .tg-control,
  .tg-stage-button,
  .tg-panel,
  .tg-playfield {
    border: 2px solid CanvasText;
  }
}