*{box-sizing:border-box} :root{font-family:system-ui,sans-serif;color:#17382d;background:#f0f3eb}body{margin:0}button{font:inherit;font-weight:750;cursor:pointer;min-height:44px;padding:10px 14px;border:0;border-radius:5px;background:#fff;color:#101713}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #ffbf00;outline-offset:3px}a{color:#086366}[hidden]{display:none!important}#landing{max-width:650px;margin:6vh auto;padding:24px}#landing h1{font-size:clamp(2rem,6vw,3.5rem)}#connect{background:#216449;color:white}#game-screen{position:fixed;inset:0;height:100vh;height:100dvh;overflow:hidden;background:#101713}#stage{position:absolute;inset:0;overflow:hidden;touch-action:none}#photo-wrap{position:absolute;top:0;left:0;transform-origin:top left;line-height:0}#photo{display:block;height:auto;user-select:none;-webkit-user-select:none}#overlay{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:grab}#hud{position:absolute;inset:0;pointer-events:none;color:#ffbf00;font-weight:800;text-shadow:0 1px 3px #000,0 0 5px #000}#hud button{pointer-events:auto;text-shadow:none}.target-card{position:absolute;top:max(12px,env(safe-area-inset-top));left:50%;transform:translateX(-50%);text-align:center;font-size:clamp(18px,2vw,30px);line-height:1.15}.target-card strong{display:block;font-size:clamp(48px,5vw,72px)}.drive{position:absolute;bottom:calc(20px + env(safe-area-inset-bottom));left:max(12px,env(safe-area-inset-left));display:flex;flex-direction:column;gap:8px;align-items:stretch}.drive span{font-size:clamp(16px,2vw,28px);padding:0 4px}.drive button{font-size:clamp(16px,1.7vw,28px);min-width:68px}.route-card{position:absolute;bottom:calc(18px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);white-space:nowrap;font-size:clamp(16px,2vw,28px);padding:3px 8px;border-radius:4px;background:#0005}#menu-button{position:absolute;right:max(12px,env(safe-area-inset-right));bottom:calc(20px + env(safe-area-inset-bottom))}#gesture-hint{position:absolute;top:110px;left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 24px);padding:8px 12px;border-radius:5px;background:#fffE;color:#17382d;font-size:13px;pointer-events:none;text-align:center}#developer-button{position:absolute;right:12px;top:68px;font-size:12px}dialog{width:min(355px,calc(100vw - 24px));max-height:min(635px,calc(100vh - 32px));max-height:min(635px,calc(100dvh - 32px));border:0;border-radius:12px;padding:18px;color:#17382d;background:#f7f8f2;overflow:auto;overscroll-behavior:contain}dialog::backdrop{background:#0009}dialog header{display:flex;align-items:center;justify-content:space-between;gap:12px}dialog h2{font-size:1.35rem;margin:0}dialog p{line-height:1.5}dialog button{border:1px solid #c3d0c7}dialog>div>button,dialog>section>button{display:block;width:100%;margin:12px 0 0}#close-popup{flex:none;font-size:24px;width:44px;padding:0}#skip-photo,#finish,#replay{background:#216449;color:white}table{border-collapse:collapse;width:100%;font-size:.9rem}th,td{text-align:left;padding:6px;border-bottom:1px solid #ccd5cc}summary{padding:10px 0;cursor:pointer}body.playing{overflow:hidden}body.playing #landing{display:none}
@media(max-width:650px){#menu-button{top:max(12px,env(safe-area-inset-top));bottom:auto}.route-card{left:auto;right:8px;transform:none;font-size:16px;bottom:calc(12px + env(safe-area-inset-bottom))}.drive{bottom:calc(12px + env(safe-area-inset-bottom));gap:8px}.drive button{min-width:60px;padding:8px 10px;font-size:16px}.drive span{font-size:16px}}
@media(max-height:440px) and (orientation:landscape){.drive{flex-direction:row;align-items:center;gap:5px;bottom:calc(8px + env(safe-area-inset-bottom))}.drive span{display:none}.drive button{font-size:14px;min-width:48px;padding:6px}.route-card{bottom:64px;left:50%;right:auto;transform:translateX(-50%);font-size:14px}#menu-button{top:max(8px,env(safe-area-inset-top));bottom:auto}.target-card strong{font-size:42px}#gesture-hint{top:85px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}

/* Persistent gesture reference; pointer events pass through to the road photo. */
#controls-info{position:absolute;top:max(12px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right));max-width:calc(50% - 40px);padding:6px 8px;border-radius:5px;background:#0009;color:#fff;font-size:13px;font-weight:500;line-height:1.4;text-shadow:0 1px 2px #000;pointer-events:none;user-select:none;-webkit-user-select:none}
#controls-info .mobile-controls{display:none}
#developer-button{top:calc(94px + env(safe-area-inset-top))}
@media(max-width:650px),(pointer:coarse),(max-height:440px) and (orientation:landscape){
  #controls-info{right:auto;left:max(8px,env(safe-area-inset-left));max-width:calc(50% - 32px);padding:4px 6px;font-size:11px;line-height:1.35}
  #controls-info .desktop-controls{display:none}
  #controls-info .mobile-controls{display:block}
}

/* Keep long presses on the play surface for circle drawing on iPhone Safari. */
#game-screen,#stage,#photo-wrap,#photo,#overlay,#hud{
  -webkit-user-select:none;
  user-select:none;
  -webkit-touch-callout:none;
}
#photo{-webkit-user-drag:none;pointer-events:none}
#stage,#overlay{-webkit-tap-highlight-color:transparent}

/* Landing help stays beside Start and uses the existing mobile-sized dialog. */
.landing-actions{display:flex;gap:8px;align-items:stretch}
.landing-actions button{flex:0 1 auto;min-width:0}
#how-to-play{border:1px solid #c3d0c7}
dialog.how-to-play{font-size:14px;max-height:min(520px,calc(100vh - 32px));max-height:min(520px,calc(100dvh - 32px))}
dialog.how-to-play header{position:sticky;top:-18px;padding:8px 0;background:#f7f8f2;z-index:1}
#how-to-play-panel h3{font-size:14px;margin:16px 0 6px}
#how-to-play-panel p{margin:10px 0}
#how-to-play-panel ul{padding-left:20px;margin:8px 0;line-height:1.5}
#how-to-play-panel li+li{margin-top:6px}
.how-controls{line-height:1.6}
.how-controls .mobile-controls{display:none}
@media(max-width:650px),(pointer:coarse),(max-height:440px) and (orientation:landscape){
  .how-controls .desktop-controls{display:none}
  .how-controls .mobile-controls{display:block}
}