/* ==== learn (ln-) ==== */
.ln-tabs button { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; }
.ln-cnt { font-size: 10.5px; font-weight: 700; padding: 1px 6px; border-radius: var(--r-pill); background: var(--inset); color: var(--text3); line-height: 1.4; }
.ln-tabs button.on .ln-cnt { background: color-mix(in srgb, var(--bg) 22%, transparent); color: inherit; }

/* stats */
.ln-stats { margin-bottom: 12px; }

/* sura KPI card */
.ln-kpi { display: flex; align-items: center; gap: 16px; }
.ln-kpi-txt { flex: 1; min-width: 0; }
.ln-kpi .kpi { margin: 4px 0 2px; }
.ln-grid-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.ln-grid-tg { min-width: 40px; min-height: 40px; }
.ln-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)); gap: 4px; margin-top: 8px; }
.ln-cell { position: relative; aspect-ratio: 1; min-height: 40px; padding: 0; border-radius: 9px; border: 1px solid var(--line2); background: var(--inset);
  color: var(--text3); font-size: 10.5px; font-weight: 700; display: flex; align-items: center; justify-content: center; transition: transform .12s, background .2s, border-color .2s, box-shadow .2s; }
.ln-cell:hover { border-color: var(--line3); color: var(--text); }
.ln-cell:active { transform: scale(.92); }
/* 'open' = record exists but 0 progress → reads as not started; only the number is a shade brighter */
.ln-cell.open { border-color: var(--line3); color: var(--text2); }
.ln-cell.prog { border-color: color-mix(in srgb, var(--warning) 55%, transparent); color: var(--warning); background: color-mix(in srgb, var(--warning) 16%, transparent); }
.ln-cell.done { border-color: color-mix(in srgb, var(--success) 60%, transparent); background: color-mix(in srgb, var(--success) 22%, transparent); color: var(--success); box-shadow: 0 0 8px color-mix(in srgb, var(--success) 30%, transparent); }
.ln-legend { margin-top: 10px; }
.ln-sw { display: inline-block; width: 11px; height: 11px; border-radius: 3px; background: var(--inset); border: 1px solid var(--line2); }
.ln-sw.done { background: color-mix(in srgb, var(--success) 22%, transparent); border-color: color-mix(in srgb, var(--success) 60%, transparent); }
.ln-sw.prog { background: color-mix(in srgb, var(--warning) 16%, transparent); border-color: color-mix(in srgb, var(--warning) 55%, transparent); }
/* light theme: --warning/--success are too pale for 10.5px cell numbers on a tinted cell → darken the ink */
[data-theme="light"] .ln-cell.prog { color: color-mix(in srgb, var(--warning) 65%, var(--text)); }
[data-theme="light"] .ln-cell.done { color: color-mix(in srgb, var(--success) 65%, var(--text)); box-shadow: none; }

/* revision queue */
.ln-rev-head { flex-direction: column; align-items: flex-start; gap: 2px; margin-bottom: 10px; }
.ln-rev-head .title { flex: none; }
.ln-rev-li { padding-right: 8px; align-items: center; }
.ln-rev-li .btn { min-height: 40px; }
.ln-n { display: inline-flex; align-items: center; justify-content: center; min-width: 26px; height: 20px; padding: 0 6px; margin-right: 8px; border-radius: 6px; font-size: 10.5px; font-weight: 700;
  background: color-mix(in srgb, var(--ruh) 14%, transparent); color: var(--ruh); border: 1px solid color-mix(in srgb, var(--ruh) 30%, transparent); vertical-align: 1px; flex: none; }
.ln-rev-li .ln-n { margin-right: 0; }
.ln-ago { display: inline-flex; align-items: center; gap: 3px; }

/* add form */
.ln-add .stack { gap: 8px; }
.ln-add-row { display: grid; grid-template-columns: 1fr; gap: 8px; }
.ln-add-row:has(> :nth-child(2)) { grid-template-columns: 1.6fr 1fr; }
.ln-add-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.ln-add-foot .btn { margin-left: auto; min-height: 40px; }
.ln-typeseg { max-width: 100%; }
.ln-typeseg button { min-height: 40px; }

/* list tools */
.ln-listcard { padding-top: 12px; }
.ln-tools { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.ln-search { flex: 1; min-width: 150px; display: flex; align-items: center; gap: 6px; padding-left: 10px; border: 1px solid var(--line2); border-radius: var(--r-sm); background: var(--f-input); color: var(--text3); transition: border-color .2s, background .2s; }
.ln-search:focus-within { border-color: var(--focus); background: var(--f-input-focus); }
.ln-search .inp { border: 0; background: transparent; padding-left: 4px; min-height: 40px; }
.ln-sort button { min-height: 40px; }

/* rows */
.ln .li { align-items: flex-start; }
.ln .li .chk { margin-top: 2px; min-width: 24px; }
.ln .li .chk::before { content: ''; position: absolute; inset: -8px; } /* 40px hit area around the 24px box */
.ln .li .li-del, .ln .li .ln-act { min-width: 40px; min-height: 40px; margin: -8px -6px -8px 0; }
.ln .li .ln-act { margin-right: -2px; }
.ln-prog { display: flex; align-items: center; gap: 10px; width: 100%; min-height: 40px; padding: 8px 0 2px; border: 0; background: transparent; color: var(--text2); text-align: left; cursor: pointer; }
.ln-prog .bar { flex: 1; }
.ln-prog-n { font-size: 11.5px; font-weight: 700; color: var(--text); white-space: nowrap; flex: none; }
.ln-prog-n .muted { font-weight: 600; }
.ln .li.done .ln-prog { opacity: .8; }
.ln .li.done .li-text .ln-n { text-decoration: none; }

@media (max-width: 480px) {
  .ln-stats { grid-template-columns: 1fr 1fr; }
  .ln-kpi { gap: 12px; }
  .ln-kpi .kpi-num { font-size: 28px; }
  .ln-grid { grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)); gap: 3px; }
  .ln-cell { border-radius: 8px; }
  .ln-add-row:has(> :nth-child(2)) { grid-template-columns: 1fr; } /* ru/uzk placeholders clip in two columns */
  .ln-add-foot { flex-direction: column; align-items: stretch; }
  .ln-typeseg { display: flex; }
  .ln-typeseg button { flex: 1; }
  .ln-add-foot .btn { margin-left: 0; width: 100%; }
}