:root{--paper:#e7eef3;--ink:#111018;--button:#f0f0f0;--muted:#9a9a9a;--correct:#a3ed70;--wrong:#ff9297;--star:#f5bf32}*{box-sizing:border-box}html,body{width:100%;min-width:0;height:100%;overflow:hidden}body{color:var(--ink);background:#fff;margin:0;font-family:Georgia,Times New Roman,serif}button{font:inherit}.stage{width:100%;min-width:0;height:100svh;background:#fff;justify-content:center;height:100dvh;display:flex;overflow:hidden}.quiz-card{width:100%;min-width:0;max-width:520px;height:100%;padding:0 max(12px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));background:#fff;grid-template-rows:minmax(0,50fr) minmax(0,15fr) minmax(0,35fr);display:grid;overflow:hidden}.word-and-article{flex-direction:column;min-width:0;min-height:0;display:flex;overflow:hidden}.word-block{width:100%;min-width:0;padding:max(22px, calc(env(safe-area-inset-top) + 10px)) 18px 22px;background:var(--paper);border-radius:0 0 30px 30px;flex:0 0 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