/* Shared phone/tablet ergonomics for the four original experiments.
   Their individual colors and game/pointer behavior remain in their own files. */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
button, a { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
button, input { font: inherit; }
button, .back-btn, #back-btn { min-height: 44px; }
a:focus-visible, button:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
input:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }

/* Game controls stay clear of notches and support landscape play. */
.game-page #back-btn { top: max(16px, env(safe-area-inset-top)); right: max(16px, env(safe-area-inset-right)); display: inline-flex; align-items: center; padding: 10px 16px; font-size: 14px; background: #080808c9; }
.game-page #score-board { top: max(24px, env(safe-area-inset-top)); left: max(20px, env(safe-area-inset-left)); font-size: clamp(16px, 3vw, 28px); }
.game-page #ui-layer { width: min(600px, calc(100% - 40px)); max-height: calc(100dvh - 120px); overflow-y: auto; padding: 8px; }
.game-page h1 { font-size: clamp(28px, 7vw, 64px); letter-spacing: .09em; white-space: normal; overflow-wrap: anywhere; }
.game-page p { line-height: 1.7; font-size: 16px; }
.game-page #start-btn { padding: 12px 32px; font-size: 19px; }

/* Archive: scroll the form when the keyboard reduces the available height. */
.archive-page { position: relative; height: var(--device-height, 100vh); height: var(--device-height, 100dvh); min-height: 0; display: flex; flex-direction: column; overflow-y: auto; padding: 96px max(20px, env(safe-area-inset-right)) max(20px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left)); }
.archive-page canvas { position: fixed; pointer-events: none; }
.archive-page .overlay { top: max(26px, env(safe-area-inset-top)); left: max(20px, env(safe-area-inset-left)); }
.archive-page .overlay h1 { font-size: clamp(16px, 2.5vw, 24px); }
.archive-page .back-btn { position: fixed; top: max(16px, env(safe-area-inset-top)); right: max(16px, env(safe-area-inset-right)); display: inline-flex; align-items: center; font-size: 14px; padding: 10px 16px; background: #000d; }
.archive-page .login-box { position: relative; top: auto; left: auto; transform: none; width: min(350px, 100%); flex: 0 0 auto; margin: auto; padding: 26px 24px; }
.archive-page input { min-height: 44px; font-size: 18px; }
.archive-page .login-btn { min-height: 48px; }
.archive-page #hack-alert { top: 112px; max-height: calc(100dvh - 132px); overflow-y: auto; }
.archive-page #alert-content { font-size: 15px; }

/* Terminal: shrink the chat, never the composer, when a soft keyboard opens. */
.uplink-page { height: var(--device-height, 100vh); height: var(--device-height, 100dvh); min-height: 0; position: relative; }
.uplink-page .header { flex: 0 0 auto; flex-wrap: wrap; gap: 10px 20px; padding: max(12px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 12px max(16px, env(safe-area-inset-left)); }
.uplink-page .header > div:last-child { display: flex; flex-wrap: wrap; gap: 8px; }
.uplink-page #status-text { font-size: 13px; overflow-wrap: anywhere; }
.uplink-page .back-btn { display: inline-flex; justify-content: center; align-items: center; padding: 10px 14px; font-size: 13px; }
.uplink-page #chat-container { min-height: 0; padding: 18px max(16px, env(safe-area-inset-right)) 18px max(16px, env(safe-area-inset-left)); overscroll-behavior: contain; font-size: 15px; }
.uplink-page .msg { max-width: 94%; overflow-wrap: anywhere; line-height: 1.7; }
.uplink-page .input-area { flex: 0 0 auto; gap: 10px; align-items: center; padding: 12px max(16px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left)); }
.uplink-page #user-input { min-width: 0; min-height: 44px; font-size: 16px; }
.uplink-page #send-btn { flex: 0 0 auto; min-height: 44px; padding: 10px 16px; font-size: 14px; }
.uplink-page #config-panel { width: min(360px, calc(100% - 32px)); max-height: calc(var(--device-height, 100dvh) - 24px); overflow-y: auto; padding: 20px; }
.uplink-page .config-item input { min-height: 44px; font-size: 16px; padding: 10px; border-radius: 0; }
.uplink-page .config-item label { font-size: 13px; }

/* Laboratory headings can wrap rather than clip on small screens. */
.secret-page { min-height: 100vh; min-height: 100dvh; height: auto; overflow-y: auto; padding: max(32px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(32px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left)); }
.secret-page h1 { white-space: normal; overflow: visible; font-size: clamp(23px, 5vw, 40px); line-height: 1.5; text-align: center; overflow-wrap: anywhere; }
.secret-page #loading-status { font-size: 16px; line-height: 1.7; overflow-wrap: anywhere; }
.secret-page .progress-container { width: min(600px, 100%); flex: 0 0 auto; }
.secret-page .back-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; font-size: 14px; padding: 12px 20px; }

@media (max-width: 600px) {
  .archive-page { padding-top: max(112px, calc(env(safe-area-inset-top) + 96px)); }
  .archive-page .overlay { top: max(78px, calc(env(safe-area-inset-top) + 62px)); }
  .archive-page .overlay h1 { font-size: 16px; }
  .archive-page #hack-alert { top: max(112px, calc(env(safe-area-inset-top) + 96px)); }
  .uplink-page .header { gap: 8px; }
  .uplink-page #status-text { flex-basis: 100%; }
  .uplink-page .header > div:last-child { width: 100%; }
  .uplink-page .header .back-btn { flex: 1; }
}
@media (max-height: 480px) {
  .game-page #ui-layer { max-height: calc(100dvh - 100px); }
  .game-page h1 { font-size: 32px; margin-bottom: 8px; }
  .game-page p { margin-block: 8px 12px; font-size: 14px; }
  .game-page #start-btn { padding-block: 10px; font-size: 16px; }
  .archive-page .login-box { padding: 16px 20px; }
  .archive-page .input-group { margin-bottom: 10px; }
  .archive-page .status-msg { margin-top: 8px; }
  .archive-page #hack-alert { padding: 14px; }
  .uplink-page .header { padding-top: max(8px, env(safe-area-inset-top)); padding-bottom: 8px; }
  .uplink-page .input-area { padding-top: 8px; padding-bottom: max(8px, env(safe-area-inset-bottom)); }
}
@media (prefers-reduced-motion: reduce) {
  *, *:before, *:after { animation: none !important; transition: none !important; }
}