/* Flash cards online (scripts/games-flash.mjs, public/games/flash-cards.js). Tokens from style.css. */
.fc { display: grid; gap: var(--s4); justify-items: center; width: 100%; padding: var(--s3) 0; }
.fc-card { all: unset; box-sizing: border-box; width: min(100%, 340px); aspect-ratio: 5 / 6; cursor: pointer; perspective: 1200px; border-radius: 22px; }
.fc-type .fc-card { cursor: default; aspect-ratio: 5 / 4; }
.fc-card:focus-visible { outline: 4px solid var(--focus); outline-offset: 4px; }
.fc-inner { position: relative; display: block; width: 100%; height: 100%; transition: transform .45s ease; transform-style: preserve-3d; }
.fc-card.is-flipped .fc-inner { transform: rotateY(180deg); }
.fc-face { box-sizing: border-box; position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--s2); padding: var(--s4); background: #fffdf6; border: 3px solid var(--ink); border-radius: 22px; box-shadow: 0 6px 0 var(--line-2); backface-visibility: hidden; -webkit-backface-visibility: hidden; text-align: center; color: var(--ink); }
.fc-type .fc-face { position: relative; height: 100%; }
.fc-back { transform: rotateY(180deg); background: var(--sun-soft); }
@media (prefers-reduced-motion: reduce) { .fc-inner { transition: none; } }
.fc-big { font: 800 clamp(4.5rem, 22vw, 8.5rem) / 1 var(--font); letter-spacing: .02em; }
.fc-big.fc-sum { font-size: clamp(2.8rem, 13vw, 4.6rem); white-space: nowrap; }
.fc-word { font: 800 clamp(1.7rem, 7vw, 2.4rem) / 1.15 var(--font); }
.fc-small { position: absolute; top: 12px; left: 18px; font: 800 2rem / 1 var(--font); color: var(--muted); }
.fc-pic { width: 58%; height: auto; }
.fc-prompt { font: 700 1.05rem / 1.3 var(--font); color: var(--muted); }
.fc-frames { display: grid; gap: 8px; }
.fc-frame { display: grid; grid-template-columns: repeat(5, 30px); grid-template-rows: repeat(2, 30px); border: 3px solid var(--ink); border-radius: 6px; background: #fff; }
.fc-frame i { border: 1px solid var(--ink); position: relative; }
.fc-frame i.on::after { content: ""; position: absolute; inset: 4px; border-radius: 50%; background: var(--ink); }
.fc-hint { margin: 0; font-weight: 700; color: var(--muted); }
.fc-marks { display: flex; gap: var(--s3); flex-wrap: wrap; justify-content: center; }
.fc-marks button { min-width: 9.5em; min-height: 52px; font-size: 1.15rem; }
.fc-form { display: flex; gap: var(--s2); align-items: center; flex-wrap: wrap; justify-content: center; }
.fc-lab { font-weight: 700; }
.fc-in { box-sizing: border-box; width: 5.2em; min-height: 56px; padding: 4px 10px; font: 800 2rem / 1 var(--font); text-align: center; color: var(--ink); background: #fff; border: 3px solid var(--ink); border-radius: 12px; }
.fc-in:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.fc-fb { min-height: 2.6em; text-align: center; font-size: 1.1rem; }
.fc-fb p { margin: 4px 0; }
.fc-end { text-align: center; max-width: 36em; margin: 0 auto; }
.fc-score { font-size: 1.4rem; }
.fc-known { margin: var(--s2) 0 0; font-size: .95rem; color: var(--muted); text-align: center; }
.gm-big .fc-card { width: min(100%, 440px); }
.gm-big .fc-word { font-size: clamp(2.1rem, 9vw, 3rem); }
.gm-big .fc-frame { grid-template-columns: repeat(5, 38px); grid-template-rows: repeat(2, 38px); }
.gm-big .fc-in { font-size: 2.6rem; min-height: 68px; }
.gm-big .fc-marks button { min-height: 64px; font-size: 1.35rem; }
@media (max-width: 400px) { .fc-frame { grid-template-columns: repeat(5, 24px); grid-template-rows: repeat(2, 24px); } .gm-big .fc-frame { grid-template-columns: repeat(5, 30px); grid-template-rows: repeat(2, 30px); } }
.gm[data-game="flash-cards"] .gm-sel { max-width: 100%; min-width: 0; }
.gm[data-game="flash-cards"] .gm-sel select { min-width: 0; max-width: 100%; text-overflow: ellipsis; }