/* 雅思写作题库（assets/writing.js 专用样式）
   与全站同一套变量：--surface / --line / --primary …；浅色、克制、以读和写为主。 */

/* ---------------- 题库首页 ---------------- */
.wq-hero {
  display: flex; gap: 18px; align-items: flex-end;
  background: linear-gradient(135deg, #eef3ff 0%, #ffffff 62%);
  border: 1px solid var(--line); border-radius: 16px;
  padding: 22px 24px; margin-bottom: 14px;
}
.wq-hero-l { flex: 1 1 auto; min-width: 0; }
.wq-kicker { font-size: 11px; letter-spacing: .16em; color: var(--primary); font-weight: 700; margin-bottom: 6px; }
.wq-hero h1 { font-size: 26px; letter-spacing: -.02em; margin-bottom: 8px; }
.wq-hero p { color: var(--text-2); margin: 0; max-width: 780px; }
.wq-hero-r { display: flex; gap: 8px; flex: 0 0 auto; }

.wq-kindtabs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
.wq-kt {
  text-align: left; border: 1px solid var(--line); background: var(--surface);
  border-radius: 14px; padding: 14px 18px; cursor: pointer; transition: .16s;
  display: flex; flex-direction: column; gap: 2px;
}
.wq-kt b { font-size: 17px; color: var(--text); }
.wq-kt span { font-size: 12px; color: var(--muted); }
.wq-kt:hover { border-color: var(--primary); }
.wq-kt.on { border-color: var(--primary); background: var(--primary-soft); box-shadow: inset 0 0 0 1px rgba(47, 91, 234, .18); }
.wq-kt.on b { color: var(--primary-dark); }

.wq-main { display: grid; grid-template-columns: 216px minmax(0, 1fr); gap: 16px; align-items: start; }
.wq-side {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 8px; position: sticky; top: 112px;
}
.wq-m {
  display: flex; width: 100%; align-items: center; gap: 8px;
  border: 0; background: transparent; border-radius: 9px;
  padding: 9px 10px; font-size: 13.5px; color: var(--text-2); cursor: pointer; text-align: left;
}
.wq-m span { margin-left: auto; font-size: 11.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.wq-m:hover { background: var(--surface-2); }
.wq-m.on { background: var(--primary-soft); color: var(--primary-dark); font-weight: 650; }
.wq-m.sm { font-size: 12.5px; padding: 7px 10px; }
.wq-m-h { font-size: 11px; color: var(--muted); padding: 12px 10px 4px; letter-spacing: .08em; }

.wq-tools { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.wq-tools .inp { max-width: 340px; }
.wq-count { font-size: 12.5px; color: var(--muted); }
.wq-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: 12px; }
.wq-card {
  display: flex; flex-direction: column; gap: 6px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 16px; color: inherit; transition: .16s;
}
.wq-card:hover { text-decoration: none; border-color: var(--primary); transform: translateY(-1px); box-shadow: var(--shadow); }
.wq-card-h { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.wq-card-h .sp { flex: 1; }
.wq-no { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.wq-card b { font-size: 14.5px; line-height: 1.45; }
.wq-en { font-size: 12px; color: var(--muted); }
.wq-pv { font-size: 12.5px; color: var(--text-2); margin: 2px 0 0; line-height: 1.55; }
.wq-card-f { display: flex; align-items: center; margin-top: auto; padding-top: 8px; font-size: 12px; color: var(--muted); }
.wq-go { margin-left: auto; color: var(--primary); font-weight: 600; }

/* ---------------- 作答页 ---------------- */
.wq-do { display: flex; flex-direction: column; gap: 10px; }
.wq-dohead {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px;
}
.wq-dh-t { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.wq-dh-t b { font-size: 14px; }
.wq-dh-t span { font-size: 11.5px; color: var(--muted); }
.wq-timer {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); background: var(--surface-2);
  border-radius: 999px; padding: 4px 12px; font-variant-numeric: tabular-nums;
}
.wq-timer .wq-clock { font-size: 16px; font-weight: 700; letter-spacing: .02em; }
.wq-timer i { font-style: normal; font-size: 10.5px; color: var(--muted); }
.wq-timer.warn { background: var(--warn-soft); border-color: #f0d3a4; }
.wq-timer.warn .wq-clock { color: var(--warn); }
.wq-timer.danger { background: var(--danger-soft); border-color: #f3bcc6; }
.wq-timer.danger .wq-clock { color: var(--danger); }

.wq-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 12px; }
.wq-pane {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  display: flex; flex-direction: column; overflow: hidden;
  height: calc(100vh - 190px); min-height: 460px;
}
.wq-left .wq-scroll { overflow: auto; padding: 16px 18px 20px; }
.wq-prompt { border-bottom: 1px dashed var(--line); padding-bottom: 12px; margin-bottom: 12px; }
.wq-task { font-size: 11px; letter-spacing: .12em; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.wq-stem { font-size: 15px; line-height: 1.7; font-weight: 600; margin-bottom: 8px; }
.wq-rubric { font-size: 12.5px; color: var(--text-2); background: var(--surface-2); border-radius: 8px; padding: 8px 10px; }
.wq-cnnote { font-size: 12.5px; color: var(--muted); margin: 8px 0 0; }
.wq-charts { display: grid; grid-template-columns: 1fr; gap: 12px; }
.wq-charts .wq-chart.half { width: 100%; }
.wq-chart { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 6px 6px 2px; }
.wq-chart figcaption { font-size: 11.5px; color: var(--muted); padding: 4px 6px 6px; }
.wq-svg { width: 100%; height: auto; display: block; }
.wq-chart-miss { padding: 20px; color: var(--muted); font-size: 13px; }
.wq-src { font-size: 11.5px; color: var(--muted); margin-top: 12px; }

.wq-tbl-wrap { overflow: auto; padding: 8px 4px 4px; }
.wq-tbl-cap { font-size: 12px; font-weight: 600; color: var(--text-2); padding: 2px 6px 8px; text-align: center; }
.wq-tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.wq-tbl th, .wq-tbl td { border-bottom: 1px solid var(--line); padding: 7px 10px; text-align: right; font-variant-numeric: tabular-nums; }
.wq-tbl th { background: var(--surface-2); color: var(--text-2); font-weight: 650; font-size: 11.5px; }
.wq-tbl th.l, .wq-tbl td.l { text-align: left; }
.wq-tbl tbody tr:hover td { background: #fafbff; }

.wq-editor { flex: 1 1 auto; display: flex; min-height: 0; }
.wq-ta {
  flex: 1 1 auto; width: 100%; border: 0; outline: 0; resize: none;
  padding: 18px 20px; font: 15px/1.85 "Georgia", "Times New Roman", "Songti SC", serif;
  color: var(--text); background: #fffdf8; letter-spacing: .01em;
}
.wq-ta::placeholder { color: #b4bccb; font-family: inherit; }
.wq-edfoot {
  display: flex; align-items: center; gap: 10px;
  border-top: 1px solid var(--line); padding: 8px 14px; font-size: 12px; color: var(--muted);
}
.wq-edfoot .wq-need.ok, .wq-edfoot #wqWc.ok { color: var(--ok); font-weight: 650; }

/* 批改遮罩 */
.wq-mask {
  position: fixed; inset: 0; z-index: 80; display: none;
  background: rgba(15, 23, 42, .38); backdrop-filter: blur(3px);
  align-items: center; justify-content: center;
}
.wq-mask.on { display: flex; }
.wq-mask-in {
  background: var(--surface); border-radius: 16px; padding: 26px 32px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 8px; max-width: 420px; box-shadow: var(--shadow);
}
.wq-mask-in b { font-size: 15px; }
.wq-mask-in span { font-size: 12.5px; color: var(--muted); }
.wq-spin {
  width: 34px; height: 34px; border-radius: 50%;
  border: 3px solid var(--primary-soft); border-top-color: var(--primary);
  animation: wqspin .9s linear infinite; margin-bottom: 4px;
}
@keyframes wqspin { to { transform: rotate(360deg); } }

/* ---------------- 结果页 ---------------- */
.wq-res-head, .wq-hist-head, .wq-samp-head {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 12px;
}
.wq-rh-t { display: flex; flex-direction: column; line-height: 1.35; min-width: 0; }
.wq-rh-t b { font-size: 15px; }
.wq-rh-t span { font-size: 11.5px; color: var(--muted); max-width: 720px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wq-score {
  display: flex; gap: 22px; align-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 16px 22px;
}
.wq-ring { width: 118px; height: 118px; flex: 0 0 auto; }
.wq-ring svg { width: 100%; height: 100%; }
.wq-score-mid { flex: 1; min-width: 0; }
.wq-score-h { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.wq-score-h b { font-size: 18px; }
.wq-score-h span { font-size: 12px; color: var(--muted); }
.wq-crits { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.wq-crit-h { display: flex; align-items: baseline; gap: 5px; font-size: 12px; }
.wq-crit-h b { color: var(--primary); }
.wq-crit-h span { color: var(--text-2); }
.wq-crit-h i { margin-left: auto; font-style: normal; font-weight: 700; font-variant-numeric: tabular-nums; }
.wq-bar { height: 5px; border-radius: 999px; background: var(--surface-2); margin: 5px 0 6px; overflow: hidden; }
.wq-bar span { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, #6b8dff, var(--primary)); }
.wq-crit p { font-size: 11.5px; color: var(--muted); line-height: 1.55; margin: 0; }

.wq-tabsbar { display: flex; align-items: center; gap: 6px; margin: 16px 0 10px; flex-wrap: wrap; }
.wq-tab {
  border: 1px solid var(--line); background: var(--surface); color: var(--text-2);
  border-radius: 999px; padding: 6px 14px; font-size: 13px; cursor: pointer;
}
.wq-tab:hover { border-color: var(--primary); color: var(--primary); }
.wq-tab.on { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 650; }

.wq-res-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 14px; }
.wq-sum-card, .wq-sum-side > div {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px;
}
.wq-sum-card h3, .wq-opt-h b, .wq-orig-h b { font-size: 14px; margin-bottom: 8px; }
.wq-sum-card p { font-size: 13.5px; line-height: 1.8; color: var(--text-2); }
.wq-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 10px; }
.wq-2col h4 { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.wq-2col ul, .wq-notes, .wq-opt-notes ul { margin: 0; padding-left: 18px; font-size: 13px; color: var(--text-2); line-height: 1.7; }
.wq-sum-side { display: flex; flex-direction: column; gap: 12px; }
.wq-next h4 { font-size: 13px; margin-bottom: 6px; }
.wq-next ol { margin: 0; padding-left: 18px; font-size: 13px; color: var(--text-2); line-height: 1.75; }
.wq-cta { background: linear-gradient(135deg, #eef3ff, #fff) !important; }
.wq-cta b { font-size: 13.5px; }
.wq-cta p { font-size: 12.5px; color: var(--muted); margin: 4px 0 10px; }

.wq-errs { display: grid; gap: 12px; }
.wq-eg { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 12px 16px; }
.wq-eg-h { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.wq-eg-h b { font-size: 13px; }
.wq-eg-h span { font-size: 11.5px; color: var(--danger); }
.wq-err { padding: 8px 0; border-top: 1px dashed var(--line); }
.wq-err:first-of-type { border-top: 0; }
.wq-err-q { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.wq-err-q s { color: var(--danger); text-decoration-color: rgba(201, 59, 82, .5); }
.wq-sev { font-style: normal; font-size: 10.5px; border-radius: 999px; padding: 1px 7px; background: var(--surface-2); color: var(--muted); }
.wq-sev.bad { background: var(--danger-soft); color: var(--danger); }
.wq-sev.mid { background: var(--warn-soft); color: var(--warn); }
.wq-err-f { font-size: 13px; color: var(--ok); margin-top: 2px; }
.wq-err-w { font-size: 12px; color: var(--muted); margin-top: 2px; }

.wq-opt-h, .wq-orig-h { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.wq-opt-body { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.wq-opt-body.only-opt { grid-template-columns: 1fr; }
.wq-opt-body.only-opt .orig { display: none; }
.wq-opt-col { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.wq-opt-col h4 { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.wq-opt-col.opt { border-color: #b9d9c9; background: #fbfffd; }
.wq-doc { font: 14.5px/1.9 Georgia, "Times New Roman", "Songti SC", serif; color: var(--text); word-break: break-word; }
.wq-orig, .wq-opt, .wq-opt-notes, .wq-ups, .wq-cmp, .wq-phr {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px;
}
.wq-orig-h span { font-size: 11.5px; color: var(--muted); }
.wq-opt-notes { margin-top: 12px; }
.wq-ups { margin-top: 12px; }
.wq-ups h4, .wq-opt-notes h4 { font-size: 12.5px; color: var(--muted); margin-bottom: 8px; }
.wq-up { border-top: 1px dashed var(--line); padding: 8px 0; font-size: 13px; }
.wq-up:first-of-type { border-top: 0; }
.wq-up .from { color: var(--danger); }
.wq-up .to { color: var(--ok); }
.wq-up .why { font-size: 12px; color: var(--muted); }

/* ---------------- 逐句点评（2026-10-29 新增） ---------------- */
.wq-sents { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px 6px; }
.wq-sents-h { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.wq-sents-h b { font-size: 14px; }
.wq-sents-h span { font-size: 11.5px; color: var(--muted); }
.wq-sents-h em { font-style: normal; font-size: 11.5px; color: var(--muted); }
.wq-vg { border-radius: 999px; padding: 2px 9px; font-size: 11px !important; font-weight: 650; }
.wq-vg.good { background: var(--ok-soft); color: var(--ok); }
.wq-vg.mid { background: var(--warn-soft); color: var(--warn); }
.wq-vg.bad { background: var(--danger-soft); color: var(--danger); }
.wq-sent { display: flex; gap: 10px; padding: 10px 0; border-top: 1px dashed var(--line); }
.wq-sent-n {
  flex: 0 0 auto; width: 22px; height: 22px; border-radius: 50%; background: var(--surface-2); color: var(--muted);
  font-size: 11.5px; display: flex; align-items: center; justify-content: center; font-variant-numeric: tabular-nums;
}
.wq-sent-b { min-width: 0; flex: 1; }
.wq-sent-s { font: 14.5px/1.85 Georgia, "Times New Roman", "Songti SC", serif; word-break: break-word; }
.wq-vb {
  font-style: normal; font-size: 10.5px; border-radius: 999px; padding: 1px 7px; margin-right: 7px;
  vertical-align: 1px; font-weight: 650; background: var(--surface-2); color: var(--muted);
}
.wq-vb.good { background: var(--ok-soft); color: var(--ok); }
.wq-vb.mid { background: var(--warn-soft); color: var(--warn); }
.wq-vb.bad { background: var(--danger-soft); color: var(--danger); }
.wq-sent.bad .wq-sent-s { color: var(--danger); }
.wq-sent-c { font-size: 13px; color: var(--text-2); line-height: 1.7; margin-top: 3px; }
.wq-sent-f { font-size: 13.5px; color: #8a5c2b; margin-top: 4px; word-break: break-word; }
.wq-sent-f b { font-size: 11.5px; color: var(--muted); margin-right: 6px; font-weight: 600; }
.wq-sent-w { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ---------------- 优化全文：红＝改过，蓝＝新增 ---------------- */
.wqp-chg { color: var(--danger); background: var(--danger-soft); border-radius: 3px; padding: 0 1px; }
.wqp-add { color: #8a5c2b; background: #f8efdf; border-radius: 3px; padding: 0 1px; }
.wq-lgd { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; color: var(--muted); }
.wq-lgd i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.wq-lgd i.wqp-chg { background: var(--danger-soft); border: 1px solid rgba(201, 59, 82, .35); }
.wq-lgd i.wqp-add { background: #e8efff; border: 1px solid rgba(29, 78, 216, .3); }
.wq-pairs { margin-top: 12px; }
.wq-pairs h4 { font-size: 12.5px; color: var(--muted); margin-bottom: 8px; }
.wq-pair { border-top: 1px dashed var(--line); padding: 9px 0; }
.wq-pair:first-of-type { border-top: 0; }
.wq-pair b { font-size: 11px; color: var(--muted); margin-right: 7px; font-weight: 600; }
.wq-pair-old { font: 14px/1.8 Georgia, "Times New Roman", "Songti SC", serif; color: var(--danger); }
.wq-pair-new { font: 14px/1.8 Georgia, "Times New Roman", "Songti SC", serif; margin-top: 2px; }
.wq-pair-new.chg { color: var(--danger); }
.wq-pair-new.add { color: #8a5c2b; }
.wq-pair-why { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ---------------- 范文 ---------------- */
.wq-samp-split { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.wq-samp-pane { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.wq-samp-pane.hi { border-color: #9fd3ba; }
.wq-samp-ph { padding: 12px 16px; background: var(--surface-2); display: flex; align-items: baseline; gap: 8px; }
.wq-samp-pane.hi .wq-samp-ph { background: #ecf8f1; }
.wq-samp-ph b { font-size: 14px; }
.wq-samp-ph span { font-size: 11.5px; color: var(--muted); }
.wq-samp-tabs { display: flex; gap: 4px; padding: 8px 12px 0; }
.wq-st { border: 0; background: transparent; color: var(--muted); font-size: 12.5px; padding: 5px 10px; border-radius: 8px; cursor: pointer; }
.wq-st.on { background: var(--primary-soft); color: var(--primary-dark); font-weight: 650; }
.wq-samp-body { padding: 10px 16px 16px; max-height: 62vh; overflow: auto; }
.wq-essay { font-size: 14.5px; }
.wq-essay-wc { font-size: 11.5px; color: var(--muted); margin-top: 10px; }
.wq-cmt-i { padding: 8px 0; border-top: 1px dashed var(--line); }
.wq-cmt-i:first-child { border-top: 0; }
.wq-cmt-i b { font-size: 12px; color: var(--primary); }
.wq-cmt-i p { font-size: 13px; color: var(--text-2); margin: 3px 0 0; line-height: 1.7; }
.wq-cmp table td.hi { color: var(--ok); }
.wq-cmp-note { font-size: 12.5px; color: var(--muted); margin: 12px 0 0; }
.wq-phr-h { display: flex; align-items: baseline; gap: 10px; margin-bottom: 10px; }
.wq-phr-h b { font-size: 14px; }
.wq-phr-h span { font-size: 12px; color: var(--muted); }
.wq-phr-i { display: grid; grid-template-columns: 1fr 18px 1fr 1.1fr; gap: 8px; align-items: center; border-top: 1px dashed var(--line); padding: 9px 0; font-size: 13px; }
.wq-phr-i .lo { color: var(--text-2); }
.wq-phr-i .ar { color: var(--muted); text-align: center; }
.wq-phr-i .hi { color: var(--ok); font-weight: 600; }
.wq-phr-i .why { font-size: 12px; color: var(--muted); }
.wq-sample-load {
  background: var(--surface); border: 1px dashed var(--line-strong); border-radius: 16px;
  padding: 48px 20px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.wq-sample-load b { font-size: 15px; }
.wq-sample-load span { font-size: 12.5px; color: var(--muted); max-width: 460px; }

/* ---------------- 记录 ---------------- */
.wq-hist-head h1 { font-size: 19px; }
.wq-hist-kpi { font-size: 12.5px; color: var(--muted); }
.wq-hist-tbl { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.wq-hist-tbl th, .wq-hist-tbl td { padding: 10px 12px; }
.wq-tag { font-size: 10.5px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 1px 6px; margin-left: 6px; }
.wq-b { color: var(--primary); font-size: 15px; }

/* ---------------- 响应式与专注模式 ---------------- */
@media (max-width: 980px) {
  .wq-crits { grid-template-columns: 1fr 1fr; }
  .wq-res-grid { grid-template-columns: 1fr; }
  .wq-samp-split, .wq-opt-body { grid-template-columns: 1fr; }
  .wq-samp-body { max-height: none; }
}
@media (max-width: 760px) {
  .wq-main { grid-template-columns: 1fr; }
  .wq-side { position: static; display: flex; flex-wrap: wrap; gap: 4px; }
  .wq-m { width: auto; }
  .wq-m span { margin-left: 4px; }
  .wq-kindtabs { grid-template-columns: 1fr; }
  .wq-hero { flex-direction: column; align-items: stretch; }
  .wq-split { grid-template-columns: 1fr; }
  .wq-pane { height: auto; min-height: 0; }
  .wq-left .wq-scroll { max-height: 46vh; }
  .wq-ta { min-height: 52vh; }
  .wq-score { flex-direction: column; align-items: flex-start; }
  .wq-crits { grid-template-columns: 1fr; }
  .wq-phr-i { grid-template-columns: 1fr; }
  .wq-phr-i .ar { display: none; }
}

/* 专注模式：只留题目、计时与写作区 */
body.wb-focus .topbar, body.wb-focus .tabbar, body.wb-focus .site-foot, body.wb-focus .wq-dohead > .btn.sm.ghost,
body.wb-focus .wq-dh-t span { display: none; }
body.wb-focus .main { max-width: none; padding: 8px 10px 0; }
/* 2026-11-01 用户口径：「所有的专注模式打开应该是满屏状态」——
   写作作答页以前按 calc(100vh - 78px) 写死，页头一换行就露出底部空档；
   改成父级定高 + 两栏 flex 吃满，页头多高都不影响。 */
body.wb-focus .wq-do { height: calc(100vh - 8px); min-height: 0; }
@supports (height: 100dvh) { body.wb-focus .wq-do { height: calc(100dvh - 8px); } }
body.wb-focus .wq-split { flex: 1 1 auto; min-height: 0; }
body.wb-focus .wq-pane { height: auto; min-height: 0; }
body.wb-focus .wq-left .wq-scroll { flex: 1 1 auto; min-height: 0; max-height: none; }
body.wb-focus .wq-dohead { padding: 6px 10px; }

/* 写作板块页里的题库入口条（portal.js writingCard 用） */
.wz-qbank {
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
  margin: 4px 0 16px; padding: 16px 20px;
  background: linear-gradient(135deg, #eef3ff 0%, #ffffff 70%);
  border: 1px solid var(--line); border-radius: 14px;
}
.wz-qb-l { flex: 1 1 520px; min-width: 0; }
.wz-qb-k { font-size: 10.5px; letter-spacing: .14em; color: var(--primary); font-weight: 700; }
.wz-qb-l b { display: block; font-size: 16px; margin: 2px 0 4px; }
.wz-qb-l p { margin: 0; font-size: 12.8px; line-height: 1.75; color: var(--text-2); }
.wz-qb-r { flex: 0 0 auto; display: flex; flex-direction: column; gap: 6px; align-items: stretch; }
.wz-qb-r .btn { justify-content: center; }

/* ---------- 写作习题板块落地页（portal.js renderWritingBank） ---------- */
.wz-bigs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 4px 0 16px; }
.wz-big {
  position: relative; display: flex; flex-direction: column; gap: 6px;
  padding: 18px 18px 16px; border: 1px solid var(--line); border-radius: 14px;
  background: linear-gradient(160deg, #f4f7ff 0%, #fff 62%);
  text-decoration: none; color: inherit; transition: .16s;
}
.wz-big:hover { border-color: var(--primary); box-shadow: 0 8px 22px rgba(37, 99, 235, .1); transform: translateY(-1px); }
.wz-big-k { font-size: 10.5px; letter-spacing: .14em; font-weight: 700; color: var(--primary); }
.wz-big b { font-size: 16.5px; }
.wz-big p { margin: 0; font-size: 12.8px; line-height: 1.7; color: var(--text-2); }
.wz-big-n { font-size: 26px; font-weight: 750; line-height: 1.1; margin-top: 2px; }
.wz-big-n i { font-size: 12px; font-weight: 500; color: var(--muted); font-style: normal; }
.wz-big-go { font-size: 12.5px; color: var(--primary); font-weight: 650; }
.wz-howto { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 22px; }
.wz-howto b { font-size: 13.5px; }
.wz-howto p { margin: 3px 0 0; font-size: 12.8px; line-height: 1.75; color: var(--text-2); }
@media (max-width: 860px) {
  .wz-bigs { grid-template-columns: 1fr; }
  .wz-howto { grid-template-columns: 1fr; }
}

/* 断点续答提示（2026-10-29）：从云端把上次没写完的正文取回来时，这一行变绿提示 */
.wq-saved.ok { color: var(--green, #1d8a4e); font-weight: 600; }