/* 練習画面の紫・グレー */
body{--plum:#654780;--rose:#795796;--mauve:#977BAF;--blush:#EEE8F3;--gray:#F2F1F4;--line:#E1DBE8}
button,select{cursor:pointer}button:disabled{cursor:default;opacity:.5}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #9975B8;outline-offset:3px}
.practice-hero{background:linear-gradient(120deg,#654780,#7D6097);color:white;padding:23px 22px;border-radius:18px;margin:4px 0 18px}
.practice-hero h2{font-size:1.35rem;margin:8px 0}.practice-hero p{font-size:.92rem;margin:7px 0}.eyebrow{font-size:.78rem;letter-spacing:.08em}
.mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px}.mode-card{border:1px solid var(--line);border-radius:14px;padding:14px;text-align:left;color:var(--ink);background:white;font-family:inherit;min-height:130px}.mode-card[aria-pressed=true]{border:2px solid var(--plum);padding:13px;background:var(--blush)}.mode-card strong,.mode-card small{display:block}.mode-card strong{font-size:.92rem;margin:6px 0}.mode-card small{color:var(--mid);font-size:.77rem;line-height:1.5}.mode-number{font-weight:700;color:var(--plum);font-size:.8rem}
.practice-settings{background:var(--gray);border-radius:14px;padding:16px;margin-bottom:16px}.practice-settings h3{font-size:1rem;margin:0 0 12px}.practice-settings label{font-size:.85rem;margin-right:12px}.practice-settings select{font:inherit;border:1px solid var(--line);border-radius:8px;background:white;padding:8px}.practice-settings .picker{margin-bottom:0}.lesson-name{font-size:.86rem;margin:8px 0 14px}.next{width:100%;margin-top:12px}.session-top{display:flex;align-items:center;justify-content:space-between;font-size:.83rem}.text-btn{border:0;background:transparent;color:var(--plum);text-decoration:underline;padding:12px;font:inherit;min-height:44px}.progress-label{font-size:.82rem;color:var(--mid)}.question h2{font-size:1.4rem;font-weight:600;margin:12px 0 18px;overflow-wrap:anywhere}.question p{font-size:.9rem}.prompt{color:var(--mid)}.options{display:grid;gap:10px}.option{text-align:left;border:1px solid var(--line);font-weight:500;background:var(--gray)}.answer-label{display:block;font-size:.84rem;margin-bottom:6px}.answer-input{width:100%;font-size:1.25rem;padding:13px;border:1px solid #A999B6;border-radius:10px}.feedback{padding:16px;border-radius:12px;background:var(--gray);margin:16px 0;border-left:5px solid var(--plum);overflow-wrap:anywhere}.feedback h3{font-size:1rem;margin:0 0 10px}.feedback p,.feedback div{font-size:.9rem}.feedback.correct{background:#EEF4F1;border-left-color:#39715B}.explanation{white-space:normal;border-top:1px solid var(--line);padding-top:12px;margin-top:12px;line-height:1.9}.hint{font-size:.88rem;background:var(--blush);padding:12px;border-radius:10px}.result-item{margin-top:12px}.result-item strong{font-size:.83rem;color:var(--plum)}.result-item div{margin-top:6px}.toggle button{min-height:44px}@media(max-width:360px){.mode-card{padding:10px}.mode-card[aria-pressed=true]{padding:9px}.mode-card strong{font-size:.82rem}.practice-hero h2{font-size:1.2rem}}

.mode-card:last-child{grid-column:1 / -1;min-height:105px}

.feedback{scroll-margin-top:90px}