/* Cover and menu belong to the title only; gameplay panels keep their own art. */
#game-root #start-screen { box-sizing: border-box; display: grid; place-items: center; padding: max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left)); cursor: default; background: #071527e8; container: start-screen / size; }
#game-root #start-screen * { box-sizing: border-box; }
#game-root #start-screen .start-card { position: relative; display: grid; grid-template-rows: minmax(0, 1fr) auto; grid-template-columns: minmax(0, 1fr); width: min(1080px, 100%); height: min(720px, 100%); max-width: none; max-height: none; margin: 0; padding: 0; overflow: hidden; background: #10283d; border: 2px solid #436374; box-shadow: 0 3px #020a18, 0 -2px #8ba3a0, 4px 5px #020a18; text-align: left; }
#game-root #start-screen .start-cover { position: relative; min-width: 0; min-height: 0; overflow: hidden; background: #183c50; border-bottom: 2px solid #37596b; }
#game-root #start-screen .start-cover-image { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 40% 35%; user-select: none; -webkit-user-drag: none; }
#game-root #start-screen .start-menu { display: flex; flex-direction: column; justify-content: center; min-width: 0; gap: 12px; padding: 14px 18px 18px; background: #10283d; }
#game-root #start-screen h1 { margin: 0; font: 700 23px/1.05 var(--font); color: #f6edc7; text-shadow: 2px 2px #030f21; text-transform: uppercase; overflow-wrap: normal; }
#game-root #start-screen h1 span { display: block; margin-top: 7px; font: 9px/1.3 var(--font); letter-spacing: 1px; color: #9ac9c8; text-shadow: none; }
#game-root #start-screen .start-options { display: flex; align-items: stretch; gap: 10px; }
#game-root #start-screen .start-mode-mount { min-width: 0; flex: 1; }
#game-root #start-screen .card-ui-run-mode { width: 100%; max-width: none; margin: 0; padding: 0; }
#game-root #start-screen .card-ui-mode-choices { gap: 4px; }
#game-root #start-screen .card-ui-mode-choices button { min-width: 0; min-height: 44px; padding: 5px 6px; font: 9px var(--font); color: #aac3cd; background: #0a1e32; border: 1px solid #395769; box-shadow: inset 0 -3px #071527; gap: 5px; }
#game-root #start-screen .card-ui-mode-choices button[aria-pressed="true"] { color: #f4ebc8; background: #2a4c54; border-color: #8eb4ad; box-shadow: inset 0 -3px #1b353f; }
#game-root #start-screen .card-ui-mode-choices button:hover { color: #edf4df; border-color: #bedad0; }
#game-root #start-screen .card-ui-mode-choices .card-ui-icon { width: 20px; height: 20px; }
#game-root #start-screen .start-actions { display: grid; grid-template-columns: minmax(0, 1fr) 44px; align-items: center; gap: 10px; width: 100%; margin: 0; justify-items: stretch; }
#game-root #start-screen .start-play-btn { display: flex; align-items: center; justify-content: center; gap: 12px; min-height: 52px; padding: 9px 12px; border: 0; background: #f4bc48; color: #122237; font: 700 19px var(--font); box-shadow: inset 0 3px #ffe3a0, inset 0 -4px #ac6c28, 0 2px #020d20; cursor: pointer; touch-action: manipulation; }
#game-root #start-screen .start-play-btn > svg { width: 18px; height: 18px; flex: 0 0 auto; fill: currentColor; }
#game-root #start-screen .start-play-btn:hover { background: #ffda7e; }
#game-root #start-screen .start-play-btn:active { transform: translateY(2px); background: #e5a940; box-shadow: inset 0 2px #f7ce77, inset 0 -2px #ac6c28; }
#game-root #start-screen .start-icon-btn { display: grid; place-items: center; flex: 0 0 44px; width: 44px; min-width: 44px; min-height: 44px; padding: 8px; margin: 0; border: 1px solid #395769; background: #0b2135; color: #a9c5cc; box-shadow: inset 0 -2px #071628; cursor: pointer; touch-action: manipulation; }
#game-root #start-screen .start-icon-btn > svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: square; stroke-linejoin: miter; }
#game-root #start-screen .start-icon-btn > svg.start-controller-icon { fill: currentColor; stroke: none; shape-rendering: crispEdges; }
#game-root #start-screen .start-icon-btn:hover { color: #eff2d3; background: #1a3a4e; border-color: #8caead; }
#game-root #start-screen .start-icon-btn[aria-pressed="true"] { color: #e8d68b; border-color: #a9a17c; }
#game-root #start-screen .start-icon-btn:active { transform: none; }
#game-root #start-screen button:focus-visible, #game-root #start-screen a:focus-visible { outline: 3px solid #fff0a8; outline-offset: 3px; }
#game-root #start-screen .fullscreen-open-game { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; margin: -4px 0 -8px; color: #a9d4d3; font: 9px/1.4 var(--font); text-decoration: underline; text-underline-offset: 4px; }
#game-root #start-screen .fullscreen-open-game > svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; }
#game-root #start-screen [hidden] { display: none !important; }
#game-root #start-screen .start-sr-only { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
#game-root #start-screen .start-controls-dialog { width: min(370px, calc(100vw - 32px)); max-width: none; max-height: calc(100dvh - 32px); padding: 12px 16px; overflow: auto; overscroll-behavior: contain; border: 2px solid #8bb2b1; background: #10283d; color: #d1dfd8; box-shadow: 4px 5px #020a18; }
#game-root #start-screen .start-controls-dialog::backdrop { background: #030c1ddd; }
#game-root #start-screen .start-controls-dialog header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
#game-root #start-screen .start-controls-dialog h2 { font: 15px/1.4 var(--font); color: #f0e4b4; margin: 0; }
#game-root #start-screen .start-control-list { display: grid; grid-template-columns: 64px minmax(0, 1fr); column-gap: 10px; row-gap: 12px; margin: 0; padding: 4px 0 8px; }
#game-root #start-screen .start-control-list dt { color: #e7c87e; font: 10px/1.4 var(--font); }
#game-root #start-screen .start-control-list dd { margin: 0; font: 13px/1.4 system-ui, sans-serif; color: #ccdcd8; }
#game-root #start-screen .start-control-list.mobile-only { display: none; }
#game-root.touch-layout #start-screen .start-control-list.desktop-only { display: none; }
#game-root.touch-layout #start-screen .start-control-list.mobile-only { display: grid; }
@container start-screen (min-width: 560px) {
  #game-root #start-screen .start-card { grid-template-columns: minmax(0, 1.7fr) minmax(240px, 1fr); grid-template-rows: minmax(0, 1fr); }
  #game-root #start-screen .start-cover { border-bottom: 0; border-right: 2px solid #37596b; }
  #game-root #start-screen .start-menu { padding: 24px; gap: 18px; }
  #game-root #start-screen h1 { font-size: 28px; }
}
@container start-screen (max-width: 340px) {
  #game-root #start-screen .start-menu { padding: 12px 14px 16px; gap: 10px; }
  #game-root #start-screen h1 { font-size: 20px; }
  #game-root #start-screen .card-ui-mode-choices .card-ui-icon { display: none; }
}
@container start-screen (max-height: 340px) and (min-width: 560px) {
  #game-root #start-screen .start-menu { padding: 14px 18px; gap: 12px; }
  #game-root #start-screen h1 { font-size: 22px; }
  #game-root #start-screen .fullscreen-open-game { margin: -6px 0; }
}
@media (prefers-reduced-motion: reduce) {
  #game-root #start-screen .start-play-btn:active { transform: none; }
}