/* V1.319Beta: practice-mode chooser, clean room backdrop, and phone identity-room geometry. */

.practice-mode-dialog[hidden] {
  display: none !important;
}

.practice-mode-dialog {
  position: fixed;
  inset: 0;
  z-index: 3000;
  box-sizing: border-box;
  display: grid;
  place-items: center;
  padding:
    max(18px, env(safe-area-inset-top))
    max(18px, env(safe-area-inset-right))
    max(18px, env(safe-area-inset-bottom))
    max(18px, env(safe-area-inset-left));
  overflow: auto;
  color: #eef9ff;
  background:
    radial-gradient(circle at 50% 16%, rgba(115, 213, 255, 0.18), transparent 38%),
    linear-gradient(180deg, rgba(3, 12, 24, 0.72), rgba(2, 8, 18, 0.9));
  -webkit-backdrop-filter: blur(13px) saturate(1.08);
  backdrop-filter: blur(13px) saturate(1.08);
}

body.practice-mode-dialog-open {
  overflow: hidden !important;
  overscroll-behavior: none;
}

.practice-mode-shell {
  position: relative;
  box-sizing: border-box;
  width: min(900px, calc(100vw - 36px));
  max-height: calc(100dvh - 36px);
  padding: clamp(26px, 4vw, 42px);
  overflow: auto;
  border: 1px solid rgba(174, 228, 255, 0.5);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgb(17, 50, 76), rgb(7, 22, 42)),
    #0b2036;
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.46),
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    0 0 0 1px rgba(246, 205, 111, 0.14);
  text-align: center;
}

.practice-mode-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 42px;
  min-width: 42px;
  height: 42px;
  min-height: 42px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(190, 226, 245, 0.4);
  border-radius: 50%;
  color: #f6fbff;
  -webkit-text-fill-color: currentColor;
  background: rgba(5, 20, 37, 0.68);
  box-shadow: none;
  font: 800 25px/1 system-ui, sans-serif;
  cursor: pointer;
}

.practice-mode-kicker {
  display: block;
  margin: 0 48px 7px;
  color: #f1ce79;
  -webkit-text-fill-color: currentColor;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.22em;
}

.practice-mode-shell h2 {
  margin: 0;
  color: #f6fbff;
  -webkit-text-fill-color: currentColor;
  font-size: clamp(27px, 3.5vw, 40px);
  line-height: 1.08;
  text-shadow: 0 4px 20px rgba(73, 188, 255, 0.22);
}

.practice-mode-shell > p {
  margin: 10px auto 24px;
  max-width: 580px;
  color: rgba(224, 241, 251, 0.82);
  -webkit-text-fill-color: currentColor;
  font-size: 14px;
  line-height: 1.5;
}

.practice-mode-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.practice-mode-option {
  position: relative;
  box-sizing: border-box;
  min-width: 0;
  min-height: 154px;
  padding: 22px 16px 20px;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 8px;
  overflow: hidden;
  border: 1px solid rgba(170, 223, 251, 0.34);
  border-radius: 17px;
  color: #effaff;
  -webkit-text-fill-color: currentColor;
  background:
    radial-gradient(circle at 50% 0%, rgba(94, 205, 255, 0.18), transparent 54%),
    linear-gradient(180deg, rgba(30, 77, 108, 0.76), rgba(11, 32, 55, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 10px 24px rgba(0, 0, 0, 0.2);
  text-align: center;
  cursor: pointer;
  touch-action: manipulation;
  transition: transform 150ms ease, border-color 150ms ease, filter 150ms ease;
}

.practice-mode-option[data-practice-mode="3v3"] {
  background:
    radial-gradient(circle at 50% 0%, rgba(246, 200, 95, 0.2), transparent 54%),
    linear-gradient(180deg, rgba(54, 76, 101, 0.8), rgba(16, 35, 56, 0.94));
}

.practice-mode-option[data-practice-mode="identity"] {
  background:
    radial-gradient(circle at 50% 0%, rgba(181, 128, 255, 0.22), transparent 54%),
    linear-gradient(180deg, rgba(57, 52, 100, 0.82), rgba(21, 25, 55, 0.95));
}

.practice-mode-option > span {
  color: #f2ce76;
  -webkit-text-fill-color: currentColor;
  font-size: clamp(23px, 2.5vw, 31px);
  font-weight: 950;
  line-height: 1;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.practice-mode-option > strong {
  color: #ffffff;
  -webkit-text-fill-color: currentColor;
  font-size: 18px;
  font-weight: 900;
  line-height: 1.15;
}

.practice-mode-option > small {
  color: rgba(223, 241, 252, 0.78);
  -webkit-text-fill-color: currentColor;
  font-size: 12px;
  font-weight: 750;
  line-height: 1.2;
}

.practice-mode-option:hover,
.practice-mode-option:focus-visible {
  border-color: rgba(246, 211, 126, 0.9);
  filter: brightness(1.09) saturate(1.08);
  transform: translateY(-2px);
  outline: none;
}

.practice-mode-option:focus-visible,
.practice-mode-close:focus-visible {
  box-shadow:
    0 0 0 3px rgba(112, 211, 255, 0.38),
    0 0 0 6px rgba(246, 211, 126, 0.2);
}

.practice-mode-option:disabled,
.practice-mode-close:disabled {
  cursor: wait;
  opacity: 0.68;
  transform: none;
}

/* Remove the legacy text-based VS decoration that reads like a broken background icon. */
html body:not(.maintenance-mode)
#appRoot#appRoot.app.room-lobby-app
#roomLobby#roomLobby.room-lobby:not([hidden])
> #roomSeatGrid.room-seat-grid::after {
  content: none !important;
  display: none !important;
  visibility: hidden !important;
  background: none !important;
}

/* One geometry owner for phone identity rooms: header, scrollable seats, then actions. */
@media (max-width: 720px) {
  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden]) {
    --identity-mobile-seat-height: 78px;
    --identity-room-head-top: max(116px, calc(env(safe-area-inset-top) + 100px));
    --identity-room-seat-top: calc(var(--identity-room-head-top) + 104px);
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > .room-lobby-head {
    padding: 6px 10px 7px !important;
    gap: 3px !important;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > .room-lobby-head > small {
    display: -webkit-box !important;
    overflow: hidden !important;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > #roomSeatGrid.room-seat-grid {
    top: var(--identity-room-seat-top, clamp(196px, 23dvh, 214px)) !important;
    bottom: calc(var(--identity-room-action-bottom, max(92px, calc(env(safe-area-inset-bottom) + 88px))) + 102px) !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    padding: 2px 0 8px !important;
    grid-template-rows: repeat(5, var(--identity-mobile-seat-height)) !important;
    grid-auto-rows: var(--identity-mobile-seat-height) !important;
    gap: 6px 8px !important;
    align-content: start !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    overscroll-behavior: contain;
    scrollbar-gutter: stable;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  .room-seat > .room-seat-presence.room-seat-presence {
    top: 3px !important;
    right: 6px !important;
    min-width: 54px !important;
    min-height: 15px !important;
    max-width: 48% !important;
    padding: 2px 4px !important;
    gap: 3px !important;
    font-size: 6.5px !important;
    line-height: 1 !important;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  .room-seat-action {
    height: 22px !important;
    min-height: 22px !important;
    max-height: 22px !important;
    padding: 0 5px !important;
    font-size: 9px !important;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > #identityRules.identity-rules[open]
  > .identity-rules-body {
    top: calc(var(--identity-room-head-top, clamp(92px, 10.8dvh, 104px)) + 92px) !important;
    bottom: calc(var(--identity-room-action-bottom, max(92px, calc(env(safe-area-inset-bottom) + 88px))) + 102px) !important;
    height: auto !important;
    max-height: none !important;
  }

  /* Keep the compact lobby clear; the Rules button opens the full identity guide. */
  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > #identityRules.identity-rules {
    display: none !important;
  }

  /* The settings control belongs in the safe strip below the action rail. */
  html body:not(.maintenance-mode):has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > #settingsToggle.settings-toggle {
    --settings-bottom: max(8px, env(safe-area-inset-bottom));
  }

  html body:not(.maintenance-mode).settings-dock-open:has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > #settingsDockPanel.settings-dock-panel {
    --settings-bottom: max(3px, calc(env(safe-area-inset-bottom) + 3px));
    width: min(308px, calc(100vw - 12px)) !important;
    height: 56px !important;
    border-radius: 28px !important;
  }

  html body:not(.maintenance-mode).settings-dock-open:has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > :is(#languageToggle.language-toggle, #musicToggle.music-toggle,
      #soundEffectsToggle.sound-effects-toggle, #vfxQualityToggle.vfx-quality-toggle,
      #battleWallpaperToggle.battle-wallpaper-toggle) {
    bottom: max(8px, calc(env(safe-area-inset-bottom) + 8px)) !important;
  }

  html body:not(.maintenance-mode).settings-dock-open:has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > #languageToggle.language-toggle {
    right: max(58px, calc(env(safe-area-inset-right) + 58px)) !important;
  }

  html body:not(.maintenance-mode).settings-dock-open:has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > #musicToggle.music-toggle {
    right: max(108px, calc(env(safe-area-inset-right) + 108px)) !important;
  }

  html body:not(.maintenance-mode).settings-dock-open:has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > #soundEffectsToggle.sound-effects-toggle {
    right: max(158px, calc(env(safe-area-inset-right) + 158px)) !important;
  }

  html body:not(.maintenance-mode).settings-dock-open:has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > #vfxQualityToggle.vfx-quality-toggle {
    right: max(208px, calc(env(safe-area-inset-right) + 208px)) !important;
  }

  html body:not(.maintenance-mode).settings-dock-open:has(
      #appRoot.app.room-lobby-app #roomLobby.room-lobby[data-mode="identity"]:not([hidden])
    ) > #battleWallpaperToggle.battle-wallpaper-toggle {
    right: max(258px, calc(env(safe-area-inset-right) + 258px)) !important;
  }
}

@media (max-width: 720px) and (max-height: 680px) {
  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden]) {
    --identity-mobile-seat-height: 72px;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > .room-lobby-head {
    padding: 6px 10px 7px !important;
    gap: 3px !important;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > .room-lobby-head > span,
  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > .room-lobby-head > small {
    font-size: 11px !important;
    line-height: 1.2 !important;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > .room-lobby-head > strong {
    font-size: 20px !important;
    line-height: 1.1 !important;
  }

  html body:not(.maintenance-mode)
  #appRoot#appRoot.app.room-lobby-app
  #roomLobby#roomLobby.room-lobby[data-mode="identity"]:not([hidden])
  > .room-lobby-head > small {
    display: -webkit-box !important;
    overflow: hidden !important;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

}

@media (max-width: 720px) {
  .practice-mode-dialog {
    place-items: end center;
    padding: 12px;
  }

  .practice-mode-shell {
    width: 100%;
    max-height: calc(100dvh - 24px);
    padding: 25px 16px 18px;
    border-radius: 20px;
  }

  .practice-mode-kicker {
    margin-bottom: 5px;
  }

  .practice-mode-shell h2 {
    font-size: 27px;
  }

  .practice-mode-shell > p {
    margin: 8px auto 16px;
    padding: 0 28px;
    font-size: 12px;
  }

  .practice-mode-options {
    grid-template-columns: minmax(0, 1fr);
    gap: 9px;
  }

  .practice-mode-option {
    min-height: 82px;
    padding: 12px 15px;
    grid-template-columns: 96px minmax(0, 1fr);
    grid-template-rows: auto auto;
    align-content: center;
    justify-items: start;
    gap: 4px 12px;
    text-align: left;
  }

  .practice-mode-option > span {
    grid-column: 1;
    grid-row: 1 / 3;
    align-self: center;
    justify-self: center;
    font-size: clamp(22px, 7vw, 25px);
  }

  .practice-mode-option > strong {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
    font-size: 16px;
  }

  .practice-mode-option > small {
    grid-column: 2;
    grid-row: 2;
    align-self: start;
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .practice-mode-option {
    transition: none;
  }
}