:root {
  --bg: #f4f5f8; --fg: #14161b; --card: #fff; --line: #d9dce3; --accent: #3d5fe0;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bot: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111318; --fg: #e8eaf0; --card: #1b1e26; --line: #2c303b; --accent: #6b8cff; }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg); color: var(--fg);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
  -webkit-text-size-adjust: 100%;
  padding: var(--safe-top) var(--safe-r) var(--safe-bot) var(--safe-l);
}
.view { height: 100dvh; display: flex; flex-direction: column; }
[hidden] { display: none !important; }

/* Eingaben mind. 16px, sonst zoomt iOS beim Fokus */
input, button { font: inherit; font-size: 16px; }
input { width: 100%; padding: 12px; border: 1px solid var(--line); border-radius: 10px;
        background: var(--card); color: var(--fg); }
button { min-height: 44px; padding: 0 16px; border: 0; border-radius: 10px;
         background: var(--accent); color: #fff; touch-action: manipulation; }
button:disabled { opacity: .5; }

#login { justify-content: center; align-items: center; padding: 16px; }
#login-form { width: min(360px, 100%); display: grid; gap: 12px; }
#login-msg { min-height: 1.4em; margin: 0; color: #d33; }
header { display: flex; justify-content: space-between; align-items: center;
         padding: 8px 16px; border-bottom: 1px solid var(--line); }
#content { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 16px; }

/* Vokabeltrainer */
#content { display: flex; flex-direction: column; }
#setup, #card { width: min(520px, 100%); margin: 0 auto; display: grid; gap: 12px; align-content: start; }
label { font-size: 14px; opacity: .7; }
select { font: inherit; font-size: 16px; padding: 12px; border: 1px solid var(--line); border-radius: 10px;
         background: var(--card); color: var(--fg); width: 100%; }
#setup-msg, #card-msg { min-height: 1.4em; margin: 0; color: #d33; }
#dir-label { margin: 0; font-size: 14px; opacity: .7; text-align: center; }
#question { margin: 8px 0; font-size: 30px; font-weight: 600; text-align: center; overflow-wrap: anywhere; }
#answer { margin: 0; padding: 14px; font-size: 24px; text-align: center; background: var(--card);
          border: 1px solid var(--line); border-radius: 10px; overflow-wrap: anywhere; }
#rating p { margin: 0 0 8px; text-align: center; opacity: .7; }
.row { display: flex; gap: 12px; }
.row button { flex: 1; min-height: 56px; font-size: 18px; }
button.yes { background: #2e9d57; }
button.no { background: #d04a4a; }
button.link { background: none; color: var(--accent); min-height: 44px; }
button small { opacity: .7; font-size: 12px; }
@media (pointer: coarse) { button small { display: none; } }