/* OET Nursing の練習画面（手紙の添削・ロールプレイ・Writing Check）。375px 幅で 1 列、横にはみ出さない（2026-10-21） */
.ow { max-width: 760px; margin: 0 auto; padding: 16px 16px 48px; overflow-wrap: anywhere; }
.ow-back { margin: 0 0 10px; font-size: .92rem; }
.ow h1 { font-size: 1.4rem; margin: 0 0 6px; }
.ow h2 { font-size: 1.12rem; margin: 22px 0 8px; }
.ow h3 { font-size: 1rem; margin: 14px 0 6px; }
.ow-plan { display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center; margin: 10px 0 14px; padding: 10px 12px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--surface-2); font-size: .92rem; }
.ow-plan b { font-size: 1.02rem; }
.ow-list { list-style: none; margin: 0 0 12px; padding: 0; display: grid; gap: 8px; }
.ow-list button { width: 100%; text-align: left; padding: 10px 12px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); color: inherit; cursor: pointer; font: inherit; }
.ow-list button:hover, .ow-list button:focus-visible { border-color: var(--brand); }
.ow-list small { display: block; color: var(--muted); font-size: .78rem; margin-bottom: 2px; }
.ow-card { border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); padding: 10px 12px; }
.ow-card details { border-top: 1px solid var(--line); padding: 6px 0; }
.ow-card details:first-of-type { border-top: 0; }
.ow-card summary { cursor: pointer; font-weight: 700; }
.ow-card ul { margin: 4px 0 0; padding-left: 1.2em; font-size: .93rem; }
.ow-meta { font-size: .9rem; margin: 0 0 6px; }
.ow-task { margin: 10px 0 0; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--brand-soft); font-size: .95rem; }
.ow-area { width: 100%; min-height: 300px; box-sizing: border-box; padding: 12px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); color: var(--fg); font: 1rem/1.6 ui-serif, Georgia, "Times New Roman", serif; resize: vertical; margin-top: 12px; }
.ow-area:focus { outline: 2px solid var(--brand); outline-offset: 1px; }
.ow-count { display: flex; justify-content: space-between; gap: 8px; font-size: .88rem; margin: 6px 0 0; }
.ow-band { position: relative; height: 8px; border-radius: 4px; background: var(--surface-2); overflow: hidden; margin: 4px 0 0; }
.ow-band i { position: absolute; top: 0; bottom: 0; background: var(--brand-soft); }
.ow-band span { position: absolute; top: 0; bottom: 0; left: 0; background: var(--brand); }
.ow-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 0; }
.ow-warn { padding: 8px 12px; border-radius: var(--radius-sm); background: var(--ng-soft); font-size: .92rem; margin: 10px 0; }
.ow-est { padding: 10px 12px; border-radius: var(--radius-sm); background: var(--surface-2); border: 1.5px solid var(--line); margin: 12px 0; }
.ow-est b { font-size: 1.6rem; margin-right: 6px; }
.ow-3 { display: grid; gap: 10px; }
.ow-3 section { border: 1.5px solid var(--line); border-radius: var(--radius-sm); padding: 8px 12px; background: var(--surface); }
.ow-3 h3 { margin: 0 0 4px; font-size: .98rem; }
.ow-3 ul { margin: 0; padding-left: 1.2em; font-size: .92rem; }
.ow-3 li { margin: 3px 0; }
.ow-3 .ow-why { display: block; color: var(--muted); font-size: .84rem; }
.ow-crit { border-left: 3px solid var(--brand); padding: 4px 0 4px 10px; margin: 10px 0; }
.ow-crit-head { display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.ow-crit-head b { white-space: nowrap; }
.ow-lv { display: inline-block; font-size: .78rem; padding: 1px 8px; border-radius: 999px; background: var(--brand-soft); }
.ow-next { background: var(--brand-soft); border-radius: 8px; padding: 6px 10px; margin: 6px 0 0; font-size: .92rem; }
.ow-ev { font-size: .86rem; color: var(--muted); margin: 4px 0 0; }
.ow-letter { white-space: pre-wrap; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--surface-2); font: .98rem/1.65 ui-serif, Georgia, "Times New Roman", serif; }
.ow-letter mark { background: #fff2a8; color: #2a2208; padding: 0 1px; border-radius: 2px; }
.ow-ann { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 8px; }
.ow-ann li { border-left: 3px solid var(--accent); padding: 4px 0 4px 10px; font-size: .92rem; }
.ow-ann .ow-fix { display: block; margin-top: 2px; }
.ow-models details { border: 1.5px solid var(--line); border-radius: var(--radius-sm); padding: 8px 12px; background: var(--surface); margin: 8px 0; }
.ow-models summary { cursor: pointer; font-weight: 700; }
.ow-vocab { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 0; padding: 0; list-style: none; font-size: .85rem; }
.ow-vocab li { padding: 2px 8px; border-radius: 999px; background: var(--surface-2); }
/* ロールプレイ */
.rp-timer { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--brand-soft); margin: 12px 0 8px; }
.rp-timer b { font-size: 1.3rem; }
.rp-chat { list-style: none; margin: 10px 0; padding: 0; display: grid; gap: 8px; }
.rp-chat li { padding: 8px 12px; border-radius: 12px; max-width: 88%; font-size: .95rem; }
.rp-chat .pt { background: var(--surface-2); justify-self: start; }
.rp-chat .ns { background: var(--brand-soft); justify-self: end; }
.rp-chat small { display: block; font-size: .74rem; color: var(--muted); }
.rp-rec { width: 100%; padding: 14px; font-size: 1.05rem; font-weight: 700; }
.rp-rec.on { background: var(--ng-soft); }
.rp-tasks { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.rp-tasks li { padding: 6px 10px; border-radius: 8px; background: var(--surface); border: 1.5px solid var(--line); font-size: .92rem; }
.rp-tasks li.done { border-color: var(--brand); }
.rp-tasks li.miss { border-color: var(--accent); }
.rp-tasks q { display: block; font-size: .85rem; color: var(--muted); }
/* Writing Check */
.wc-opts { list-style: none; margin: 8px 0; padding: 0; display: grid; gap: 8px; }
.wc-opts label { display: flex; gap: 8px; align-items: flex-start; padding: 10px 12px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); cursor: pointer; }
.wc-opts input { margin-top: 3px; }
.wc-opts .ok { border-color: var(--brand); }
.wc-opts .ng { border-color: var(--accent); }
.wc-steps { font-size: .85rem; color: var(--muted); margin: 0 0 6px; }
:root[data-mode="dark"] .ow-letter mark { background: #6b5a12; color: #fff8d6; }
@media (min-width: 760px) { .ow-3 { grid-template-columns: repeat(3, 1fr); } }
/* /oet/ のページのカード（IELTS のページと同じ見た目） */
.oet .ip-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.oet a.ip-link { display: block; color: inherit; text-decoration: none; }
.oet a.ip-link:hover, .oet a.ip-link:focus-visible { border-color: var(--brand); }
.oet a.ip-link h3 { font-size: 1.05em; margin: 0 0 6px; color: var(--brand); }
.oet a.ip-link span { display: block; color: var(--muted); font-size: .92em; }
.oet .ow-card, .oet .ow-letter { overflow-wrap: anywhere; }