/* ═══ Learner — Duolingo-style course panel ═══
 * All styles scoped under #pnl-learner and driven by the app theme vars
 * (--bg, --panel, --card, --line, --text, --cyan, --green, --amber, --radius…)
 * so it adapts automatically to every theme (light / dark / wrapped).
 */
#pnl-learner * { box-sizing: border-box; }

/* ── Fit the whole panel inside the main box (no page-length scroll) ──
 * The app's .main-panel is height:100% of the shell; making the panel
 * height:100% fills that box, then hero + tabs stay pinned while only
 * the active sub-tab pane scrolls internally. */
#pnl-learner.active {
  display: flex; flex-direction: column;
  height: 100%; min-height: 0;
  overflow: hidden;
  /* Override the app's .content-panel paneIn (which persists transform:translateY(0)
     and would become a containing block, trapping the fixed lesson overlay inside
     the panel). Use a transform-free fade so the overlay stays full-viewport. */
  animation: learnerPaneIn 340ms cubic-bezier(.2,.8,.2,1) forwards;
}
@keyframes learnerPaneIn { from { opacity: 0; } to { opacity: 1; } }
/* Panel-head must match every other panel: fill up to 1020px and centre via the
   global `margin: 0 auto`. width:100% stops the flex-column auto-margin
   shrink-to-fit; max-width:1020px keeps it identical to Word banks/VB/etc. on
   wide screens (centred, not pinned to the left edge). */
#pnl-learner .panel-head { flex-shrink: 0; width: 100%; max-width: 1020px; }
#pnl-learner #learnerRoot {
  flex: 1 1 auto; min-height: 0;
  display: flex; flex-direction: column;
}
#pnl-learner .learner-wrap {
  flex: 1 1 auto; min-height: 0; width: 100%;
  max-width: 1020px; margin: 0 auto;
  display: flex; flex-direction: column;
}
#pnl-learner .learner-hero { flex-shrink: 0; }
#pnl-learner .panel-tabs { flex-shrink: 0; }
#pnl-learner .subtab-pane {
  flex: 1 1 auto; min-height: 0;
  overflow-y: auto; overflow-x: hidden;
  padding: 2px 8px 12px 2px;
}

/* ── Language switcher (EN primary for Italians / IT reverse) ── */
#pnl-learner .learner-langtabs {
  display: inline-flex; gap: 6px; margin-bottom: 12px;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius-pill, 999px); padding: 4px;
}
#pnl-learner .learner-langtab {
  display: inline-flex; align-items: center; gap: 7px;
  border: none; background: transparent; color: var(--text-soft);
  font-family: var(--font-ui, 'Inter', sans-serif); font-size: 13px; font-weight: 700;
  padding: 7px 16px; border-radius: 999px; cursor: pointer; transition: all .18s ease;
}
#pnl-learner .learner-langtab:hover { color: var(--text); }
#pnl-learner .learner-langtab.active { background: var(--text); color: var(--bg); box-shadow: 0 2px 10px rgba(0,0,0,.15); }
#pnl-learner .learner-langtab .ll-flag { font-size: 15px; }

/* ── Tabs (reuses the app .tab-link pattern) ── */
#pnl-learner .panel-tabs { margin-bottom: 14px; }
#pnl-learner .tabs { display: inline-flex; gap: 4px; background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius-pill, 999px); padding: 4px; }
#pnl-learner .tab-link {
  border: none; background: transparent; color: var(--text-soft);
  font-family: var(--font-ui, 'Inter', sans-serif); font-size: 13px; font-weight: 600;
  padding: 8px 16px; border-radius: 999px; cursor: pointer; transition: all .18s ease;
}
#pnl-learner .tab-link:hover { color: var(--text); }
#pnl-learner .tab-link.active { background: var(--cyan); color: var(--btn-primary-text, #fff); box-shadow: 0 2px 10px rgba(0,0,0,.15); }

/* ── Panel-head path tabs (match the Word-banks segmented control) ── */
#pnl-learner .panel-head .seg-btn.tab-link {
  padding: 7px 14px; font-size: 13px; font-weight: 600; color: var(--text-soft);
  border: none; background: transparent; border-radius: 999px; cursor: pointer;
  transition: all .2s; white-space: nowrap; font-family: var(--font-ui, 'Inter', sans-serif);
}
#pnl-learner .panel-head .seg-btn.tab-link:hover { color: var(--text); }
#pnl-learner .panel-head .seg-btn.tab-link.active {
  background: #fff; color: #0a0a0a; box-shadow: 0 2px 8px rgba(0,0,0,.18);
}
[data-theme="genz"] #pnl-learner .panel-head .seg-btn.tab-link { color: #3b0764 !important; }
[data-theme="genz"] #pnl-learner .panel-head .seg-btn.tab-link.active { color: #0a0a0a !important; }

/* ── Hero / header ── */
#pnl-learner .learner-hero {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  flex-wrap: wrap; padding: 16px 20px; margin-bottom: 16px;
  background: linear-gradient(135deg, var(--panel-2), var(--card));
  border: 1px solid var(--line); border-radius: 20px;
}
#pnl-learner .learner-hero .lh-xp { font-size:28px; font-weight: 900; color: var(--cyan); font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
#pnl-learner .learner-hero .lh-xp small { display: block; font-size: 11px; font-weight: 600; color: var(--text-faint); text-transform: uppercase; letter-spacing: .14em; }
#pnl-learner .learner-hero .lh-streak { display: flex; align-items: center; gap: 8px; color: var(--text); font-weight: 700; }
#pnl-learner .learner-hero .lh-streak .flame { font-size: 22px; }
#pnl-learner .learner-hero .lh-goal { flex: 1 1 220px; min-width: 200px; }
#pnl-learner .learner-hero .lh-goal .goal-top { display: flex; justify-content: space-between; font-size:13px; color: var(--text-soft); margin-bottom: 6px; font-weight: 600; }
#pnl-learner .progress-track { height: 10px; background: var(--bg); border-radius: 999px; overflow: hidden; border: 1px solid var(--line); }
#pnl-learner .progress-fill { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--cyan), var(--green)); transition: width .5s cubic-bezier(.22,1,.36,1); }
#pnl-learner .learner-hero .lh-lang {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 800;
  color: var(--text-soft); border: 1px solid var(--line); background: var(--bg);
  border-radius: 999px; padding: 5px 12px; white-space: nowrap;
}
#pnl-learner .learner-hero .lh-lang .lh-lang-flag { font-size: 17px; }

/* ── Unit cards (Duolingo-style path) ── */
#pnl-learner .unit-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 20px;
  padding: 16px; margin-bottom: 14px; transition: border-color .2s, box-shadow .2s;
}
#pnl-learner .unit-card:hover { border-color: var(--line-strong); }
#pnl-learner .unit-head { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
#pnl-learner .unit-emoji {
  width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center;
  font-size:22px; flex-shrink: 0;
  background: var(--panel-2); border: 1px solid var(--line);
}
#pnl-learner .unit-title { font-size:18px; font-weight: 800; color: var(--text); margin: 0; letter-spacing: -.01em; }
#pnl-learner .unit-sub { font-size:13px; color: var(--text-faint); margin: 2px 0 0; }
#pnl-learner .unit-badge {
  margin-left: auto; font-size:11px; font-weight: 700; padding: 4px 10px; border-radius: 999px;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text-soft); white-space: nowrap;
}
#pnl-learner .unit-badge.done { background: rgba(34,197,94,.12); border-color: rgba(34,197,94,.35); color: var(--green); }

/* ── Lesson path (vertical nodes) ── */
#pnl-learner .lesson-path { display: flex; flex-direction: column; align-items: center; }
#pnl-learner .lesson-node-row { display: flex; align-items: center; gap: 14px; width: 100%; }
#pnl-learner .lesson-node {
  width: 44px; height: 44px; border-radius: 50%; border: 2px solid var(--line-strong);
  background: var(--panel-2); color: var(--text-faint); display: grid; place-items: center;
  font-size:22px; cursor: pointer; flex-shrink: 0; transition: all .18s ease; position: relative;
}
#pnl-learner .lesson-node:disabled { cursor: not-allowed; opacity: .45; }
#pnl-learner .lesson-node.available { border-color: var(--cyan); color: var(--cyan); box-shadow: 0 0 0 4px rgba(6,182,212,.08); }
#pnl-learner .lesson-node.available:hover { transform: scale(1.08); box-shadow: 0 0 0 6px rgba(6,182,212,.14); }
#pnl-learner .lesson-node.done { background: var(--green); border-color: var(--green); color: var(--btn-primary-text, #fff); }
#pnl-learner .lesson-node.test { font-size:15px; font-weight: 800; }
#pnl-learner .lesson-label { flex: 1; text-align: left; min-width: 0; }
#pnl-learner .lesson-label .ll-title { font-size:18px; font-weight: 700; color: var(--text); }
#pnl-learner .lesson-label .ll-sub { font-size:13px; color: var(--text-faint); }
#pnl-learner .lesson-link {
  font-size:13px; font-weight: 700; color: var(--cyan); background: transparent;
  border: 1.5px solid var(--line); border-radius: 999px; padding: 5px 12px; cursor: pointer; transition: all .15s; flex-shrink: 0;
}
#pnl-learner .lesson-link:hover { border-color: var(--cyan); background: rgba(6,182,212,.06); }
#pnl-learner .connector { width: 2px; height: 16px; background: var(--line-strong); margin: 2px 0 2px 21px; }
#pnl-learner .connector.done { background: var(--green); }

/* ── Practice grid ── */
#pnl-learner .practice-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
#pnl-learner .practice-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 20px;
  cursor: pointer; transition: all .18s ease; display: flex; flex-direction: column; gap: 10px;
}
#pnl-learner .practice-card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: 0 10px 24px rgba(0,0,0,.06); }
#pnl-learner .practice-card .pc-icon { font-size:28px; }
#pnl-learner .practice-card .pc-title { font-size: 18px; font-weight: 800; color: var(--text); }
#pnl-learner .practice-card .pc-desc { font-size:13px; color: var(--text-faint); line-height: 1.5; }
#pnl-learner .practice-card .pc-go { margin-top: auto; align-self: flex-start; }

/* ── Mission card (objectives-driven AI lesson) ── */
#pnl-learner .lr-mission-card {
  position: relative; display: flex; align-items: center; gap: 16px;
  background: linear-gradient(135deg, var(--panel-2), var(--card));
  border: 1px solid var(--line); border-radius: 20px;
  padding: 18px 20px; margin-bottom: 26px; overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
#pnl-learner .lr-mission-card.ready { border-color: rgba(124,58,237,.4); box-shadow: 0 14px 34px rgba(124,58,237,.10); }
#pnl-learner .lr-mission-glow {
  flex-shrink: 0; width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
  font-size:28px; background: linear-gradient(135deg, rgba(124,58,237,.16), rgba(6,182,212,.12));
  border: 1px solid var(--line-strong);
}
#pnl-learner .lr-mission-body { flex: 1; min-width: 0; }
#pnl-learner .lr-mission-title { font-size:18px; font-weight: 800; color: var(--text); letter-spacing: -.01em; }
#pnl-learner .lr-mission-obj { font-size:13px; color: var(--text-soft); margin-top: 4px; line-height: 1.5; }
#pnl-learner .lr-mission-sub { font-size:13px; color: var(--text-faint); margin-top: 2px; }
#pnl-learner .lr-mission-actions { flex-shrink: 0; display: flex; align-items: center; gap: 8px; }
#pnl-learner .lr-mission-new { padding: 5px 10px; font-size: 15px; line-height: 1; }

/* ── Missions grid (goals-driven + thematic) — stacked vertically ── */
#pnl-learner .lr-missions-grid { display: grid; grid-template-columns: 1fr; gap: 14px; margin-bottom: 26px; }
#pnl-learner .lr-missions-grid .lr-mission-card { margin-bottom: 0; }
#pnl-learner .lr-mission-card.theme { border-color: rgba(6,182,212,.35); }
#pnl-learner .lr-mission-card.theme .lr-mission-glow { background: linear-gradient(135deg, rgba(6,182,212,.18), rgba(34,197,94,.12)); }
#pnl-learner .lr-theme-select {
  margin-top: 8px; padding: 7px 12px; border-radius: 10px; border: 1.5px solid var(--line-strong);
  background: var(--bg); color: var(--text); font-family: var(--font-ui, 'Inter', sans-serif);
  font-size: 13px; font-weight: 600; cursor: pointer; max-width: 220px;
}
#pnl-learner .lr-theme-select:focus { outline: none; border-color: var(--cyan); }
/* ── Thematic mission: Short / Medium length toggle ── */
#pnl-learner .lr-mission-len { display: inline-flex; gap: 4px; margin-top: 10px; padding: 3px; background: var(--bg); border: 1px solid var(--line); border-radius: 999px; }
#pnl-learner .lr-mission-len .len-btn { font: 600 12px var(--font-ui, 'Inter', sans-serif); padding: 5px 14px; border-radius: 999px; border: none; background: transparent; color: var(--text-soft); cursor: pointer; transition: all .15s; }
#pnl-learner .lr-mission-len .len-btn:hover { color: var(--text); }
#pnl-learner .lr-mission-len .len-btn.active { background: var(--cyan); color: var(--chip-active-text, #fff); font-weight: 700; }

/* ── Real-data path: section heads ── */
#pnl-learner .lr-section-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
#pnl-learner .lr-section-head.lr-sec-mt { margin-top: 28px; }
#pnl-learner .lr-section-title {
  font-size: 15px; font-weight: 800; color: var(--text); letter-spacing: -.01em;
  display: inline-flex; align-items: center; gap: 8px;
}
#pnl-learner .lr-section-title::before { content: ''; width: 4px; height: 16px; border-radius: 999px; background: linear-gradient(180deg, var(--cyan), var(--green)); }
#pnl-learner .lr-section-sub { font-size:13px; color: var(--text-faint); font-weight: 500; }

/* ── Profilo-style section headers (title + short text left, content right) ── */
#pnl-learner .lr-section-grid{display:grid;gap:18px;margin-bottom:30px}
#pnl-learner .lr-section-grid.lr-sec-mt{margin-top:8px}
#pnl-learner .lr-section-grid .lr-missions-grid{margin-bottom:0}
#pnl-learner .lr-prof-label .c-section-h3{font-size:clamp(20px,2.4vw,26px)}
@media(min-width:1024px){
  #pnl-learner .lr-section-grid{grid-template-columns:1fr 2.2fr;gap:32px}
}

/* ── Real-data path: word-bank bento grid ── */
#pnl-learner .lr-bank-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
#pnl-learner .lr-bank-card {
  position: relative; display: flex; flex-direction: column; gap: 8px;
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 18px; cursor: pointer; transition: all .18s ease; overflow: hidden;
}
#pnl-learner .lr-bank-card::after {
  content: ''; position: absolute; inset: auto -20% -55% auto; width: 160px; height: 160px;
  border-radius: 50%; background: radial-gradient(circle, rgba(6,182,212,.14), transparent 70%);
  pointer-events: none;
}
#pnl-learner .lr-bank-card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: 0 12px 28px rgba(0,0,0,.07); }
#pnl-learner .lr-bank-card.done { border-color: rgba(34,197,94,.4); }
#pnl-learner .lr-bank-top { display: flex; align-items: center; justify-content: space-between; }
#pnl-learner .lr-bank-icon { width: 40px; height: 40px; border-radius: 13px; display: grid; place-items: center; font-size:22px; background: var(--panel-2); border: 1px solid var(--line); }
#pnl-learner .lr-bank-lang { font-size:11px; font-weight: 800; letter-spacing: .12em; color: var(--text-faint); border: 1px solid var(--line); border-radius: 999px; padding: 3px 8px; }
#pnl-learner .lr-bank-name { font-size: 18px; font-weight: 800; color: var(--text); letter-spacing: -.01em; }
#pnl-learner .lr-bank-meta { font-size:13px; color: var(--text-faint); font-weight: 600; }
#pnl-learner .lr-bank-cta { margin-top: 4px; align-self: flex-start; }

/* ── Real-data path: spaced-review cards ── */
#pnl-learner .lr-review-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
#pnl-learner .lr-review-card {
  display: flex; align-items: center; gap: 14px;
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 16px 18px; cursor: pointer; transition: all .18s ease;
}
#pnl-learner .lr-review-card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: 0 10px 24px rgba(0,0,0,.06); }
#pnl-learner .lr-review-icon {
  width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center; font-size:22px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--panel-2), var(--card)); border: 1px solid var(--line);
}
#pnl-learner .lr-review-body { flex: 1; min-width: 0; }
#pnl-learner .lr-review-title { font-size:18px; font-weight: 800; color: var(--text); }
#pnl-learner .lr-review-sub { font-size:13px; color: var(--text-faint); }
#pnl-learner .lr-review-count {
  flex-shrink: 0; min-width: 34px; text-align: center; font-size: 13px; font-weight: 800; color: var(--cyan);
  background: rgba(6,182,212,.1); border: 1px solid rgba(6,182,212,.25); border-radius: 999px; padding: 4px 10px;
}
#pnl-learner .lr-review-empty {
  font-size: 13px; font-weight: 600; color: var(--text-faint);
  padding: 14px 18px; border: 1px dashed var(--line-strong); border-radius: 14px; background: var(--panel-2);
}

/* ── Logged-out preview note ── */
#pnl-learner .lr-preview-note {
  font-size:13px; font-weight: 600; color: var(--text-soft); line-height: 1.5;
  padding: 12px 16px; border: 1px dashed var(--line-strong); border-radius: 14px;
  background: var(--panel-2); margin-bottom: 16px;
}

/* ── Stats (progress tab) ── */
#pnl-learner .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 24px; }
#pnl-learner .stat-tile {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 18px; text-align: center;
}
#pnl-learner .stat-tile .st-value { font-size: 28px; font-weight: 900; color: var(--cyan); letter-spacing: -.02em; }
#pnl-learner .stat-tile .st-label { font-size: 11px; font-weight: 700; color: var(--text-faint); text-transform: uppercase; letter-spacing: .12em; margin-top: 4px; }
#pnl-learner .level-progress-block { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 18px; margin-bottom: 14px; }
#pnl-learner .level-progress-block .lp-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
#pnl-learner .level-progress-block .lp-title { font-size:15px; font-weight: 800; color: var(--text); }
#pnl-learner .level-progress-block .lp-num { font-size:13px; color: var(--text-faint); font-weight: 600; }

/* ── Progress dashboard (real-data) ── */
#pnl-learner .pr-lang-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
#pnl-learner .pr-lang-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 18px;
  display: flex; flex-direction: column; gap: 14px;
}
#pnl-learner .pr-lang-card.active { border-color: var(--line-strong); box-shadow: 0 12px 28px rgba(0,0,0,.05); }
#pnl-learner .pr-lang-head { display: flex; align-items: center; gap: 10px; }
#pnl-learner .pr-lang-flag { font-size:28px; }
#pnl-learner .pr-lang-name { font-size:18px; font-weight: 800; color: var(--text); }
#pnl-learner .pr-lang-active { margin-left: auto; font-size:11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--cyan); border: 1px solid rgba(6,182,212,.3); background: rgba(6,182,212,.08); border-radius: 999px; padding: 3px 9px; }
#pnl-learner .pr-lang-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
#pnl-learner .pr-ls { text-align: center; padding: 8px 4px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; }
#pnl-learner .pr-ls-v { display: block; font-size: 18px; font-weight: 900; color: var(--text); font-variant-numeric: tabular-nums; }
#pnl-learner .pr-ls-l { display: block; font-size:11px; font-weight: 700; color: var(--text-faint); text-transform: uppercase; letter-spacing: .06em; margin-top: 2px; }
#pnl-learner .pr-lang-queue { display: flex; flex-wrap: wrap; gap: 6px; }
#pnl-learner .pr-q { font-size:13px; font-weight: 600; color: var(--text-soft); border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px; background: var(--panel-2); }
#pnl-learner .pr-q b { color: var(--text); font-weight: 800; }
#pnl-learner .pr-q-due b { color: var(--amber); }
#pnl-learner .pr-q-fragile b { color: #f59e0b; }
#pnl-learner .pr-q-new b { color: var(--cyan); }
#pnl-learner .pr-q-mastered b { color: var(--green); }
#pnl-learner .pr-cefr-block { margin-top: 2px; }
#pnl-learner .pr-cefr-title { font-size:11px; font-weight: 800; color: var(--text-soft); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 8px; }
#pnl-learner .pr-cefr-row { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
#pnl-learner .pr-cefr-label { width: 26px; font-size:13px; font-weight: 800; color: var(--text-faint); }
#pnl-learner .pr-cefr-track { flex: 1; height: 8px; }
#pnl-learner .pr-cefr-num { width: 22px; text-align: right; font-size:13px; font-weight: 700; color: var(--text-soft); font-variant-numeric: tabular-nums; }
#pnl-learner .pr-card { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 16px 18px; }
#pnl-learner .pr-queue-actions { display: flex; flex-wrap: wrap; gap: 8px; }

/* ── Lesson player (full-panel overlay) ── */
#pnl-learner .lesson-overlay {
  position: fixed; inset: 0; z-index: 9000; display: flex; flex-direction: column;
  background: var(--bg); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
#pnl-learner .lesson-topbar {
  display: flex; align-items: center; gap: 14px; padding: 14px 20px;
  border-bottom: 1px solid var(--line); background: var(--panel);
}
#pnl-learner .lesson-topbar .lt-title { font-size: 13px; font-weight: 800; color: var(--text-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#pnl-learner .lesson-topbar .lt-progress { flex: 1; }
#pnl-learner .lesson-topbar .lt-close {
  border: none; background: var(--panel-2); color: var(--text-soft); width: 34px; height: 34px;
  border-radius: 50%; cursor: pointer; font-size: 15px; display: grid; place-items: center; transition: all .15s;
}
#pnl-learner .lesson-topbar .lt-close:hover { background: rgba(239,68,68,.12); color: #ef4444; }
#pnl-learner .lesson-stage {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px; overflow-y: auto; gap: 22px; text-align: center;
}
#pnl-learner .lesson-stage .step-kicker { font-size: 11px; font-weight: 800; color: var(--text-faint); text-transform: uppercase; letter-spacing: .18em; }
#pnl-learner .lesson-stage .step-prompt { font-size:36px; font-weight: 900; color: var(--text); letter-spacing: -.02em; line-height: 1.2; max-width: 640px; }
#pnl-learner .lesson-stage .step-prompt.small { font-size: 22px; }
#pnl-learner .lesson-stage .step-sub { font-size: 15px; color: var(--text-soft); max-width: 560px; line-height: 1.6; }
#pnl-learner .lesson-stage .step-example {
  font-size:15px; color: var(--text-faint); font-style: italic; max-width: 560px; line-height: 1.6;
  background: var(--panel-2); border: 1px dashed var(--line-strong); border-radius: 12px; padding: 10px 14px;
}
#pnl-learner .lesson-stage .step-example b { color: var(--text-soft); font-style: normal; }

#pnl-learner .primary-btn {
  background: var(--cyan); color: var(--btn-primary-text, #fff); border: none; border-radius: 999px; padding: 13px 28px;
  font-family: var(--font-ui, 'Inter', sans-serif); font-size:15px; font-weight: 700; cursor: pointer;
  transition: all .15s; box-shadow: 0 4px 14px rgba(6,182,212,.25);
}
#pnl-learner .primary-btn:hover { transform: translateY(-1px); opacity: .92; }
#pnl-learner .primary-btn:disabled { opacity: .4; cursor: not-allowed; transform: none; }
#pnl-learner .ghost-btn {
  background: transparent; color: var(--text-soft); border: 1.5px solid var(--line); border-radius: 999px;
  padding: 12px 22px; font-family: var(--font-ui, 'Inter', sans-serif); font-size:15px; font-weight: 600; cursor: pointer; transition: all .15s;
}
#pnl-learner .ghost-btn:hover { border-color: var(--line-strong); color: var(--text); }
#pnl-learner .ghost-btn:disabled { opacity: .4; cursor: not-allowed; }
#pnl-learner .icon-btn {
  width: 44px; height: 44px; border-radius: 50%; border: 1.5px solid var(--line); background: var(--panel-2);
  color: var(--text-soft); font-size:18px; cursor: pointer; display: inline-grid; place-items: center; transition: all .15s;
}
#pnl-learner .icon-btn:hover { border-color: var(--cyan); color: var(--cyan); }
#pnl-learner .btn-row { display: flex; gap: 10px; align-items: center; justify-content: center; flex-wrap: wrap; }

/* Mic button states */
#pnl-learner .mic-btn { width: 74px; height: 74px; border-radius: 50%; border: 2px solid var(--line-strong); background: var(--panel-2); font-size:28px; cursor: pointer; transition: all .18s; }
#pnl-learner .mic-btn:hover { border-color: var(--cyan); }
#pnl-learner .mic-btn.listening { border-color: #ef4444; background: rgba(239,68,68,.1); animation: learnerPulse 1.2s ease infinite; }
@keyframes learnerPulse {
  0% { box-shadow: 0 0 0 0 rgba(239,68,68,.35); }
  70% { box-shadow: 0 0 0 14px rgba(239,68,68,0); }
  100% { box-shadow: 0 0 0 0 rgba(239,68,68,0); }
}
#pnl-learner .heard-text { font-size: 15px; color: var(--text); min-height: 22px; max-width: 560px; line-height: 1.5; }
#pnl-learner .heard-text .hint { color: var(--text-faint); font-style: italic; }

/* Feedback */
#pnl-learner .feedback { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; }
#pnl-learner .feedback.correct { color: var(--green); }
#pnl-learner .feedback.incorrect { color: #ef4444; }
#pnl-learner .feedback .fb-emoji { font-size: 22px; }

/* ── Matching ── */
#pnl-learner .match-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 640px; width: 100%; }
#pnl-learner .match-col { display: flex; flex-direction: column; gap: 10px; }
#pnl-learner .match-chip {
  padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 12px; background: var(--card);
  font-size:15px; font-weight: 600; color: var(--text); cursor: pointer; transition: all .15s; text-align: center;
}
#pnl-learner .match-chip:hover { border-color: var(--cyan); }
#pnl-learner .match-chip.selected { border-color: var(--cyan); background: rgba(6,182,212,.08); }
#pnl-learner .match-chip.matched { border-color: var(--green); background: rgba(34,197,94,.1); color: var(--green); cursor: default; opacity: .75; }

/* ── Multiple choice ── */
#pnl-learner .choices { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; max-width: 560px; width: 100%; }
#pnl-learner .choice {
  padding: 14px; border: 1.5px solid var(--line); border-radius: 14px; background: var(--card);
  font-size: 15px; font-weight: 600; color: var(--text); cursor: pointer; transition: all .15s; font-family: var(--font-ui, 'Inter', sans-serif);
}
#pnl-learner .choice:hover { border-color: var(--cyan); transform: translateY(-1px); }
#pnl-learner .choice.correct { border-color: var(--green); background: rgba(34,197,94,.1); color: var(--green); }
#pnl-learner .choice.incorrect { border-color: #ef4444; background: rgba(239,68,68,.08); color: #ef4444; }

/* ── Conversation ── */
#pnl-learner .convo-list { max-width: 560px; width: 100%; display: flex; flex-direction: column; gap: 10px; }
#pnl-learner .convo-line { text-align: left; display: flex; gap: 10px; align-items: flex-start; }
#pnl-learner .convo-line .speaker { font-size: 11px; font-weight: 800; color: var(--cyan); background: rgba(6,182,212,.08); border-radius: 8px; padding: 3px 8px; flex-shrink: 0; margin-top: 2px; }
#pnl-learner .convo-line .cl-body { flex: 1; }
#pnl-learner .convo-line .cl-it { font-size: 15px; font-weight: 700; color: var(--text); cursor: pointer; }
#pnl-learner .convo-line .cl-en { font-size:13px; color: var(--text-faint); margin-top: 2px; }

/* ── Completion card ── */
#pnl-learner .complete-card {
  max-width: 440px; width: 100%; background: var(--card); border: 1px solid var(--line); border-radius: 26px;
  padding: 40px 32px; text-align: center;
}
#pnl-learner .complete-card .cc-emoji { font-size:60px; }
#pnl-learner .complete-card .cc-title { font-size:28px; font-weight: 900; color: var(--text); margin: 14px 0 6px; letter-spacing: -.02em; }
#pnl-learner .complete-card .cc-sub { font-size:15px; color: var(--text-soft); }
#pnl-learner .complete-card .cc-xp { display: inline-block; margin-top: 16px; padding: 8px 18px; border-radius: 999px; background: rgba(6,182,212,.1); color: var(--cyan); font-weight: 800; font-size: 15px; }

/* ── Toast — Apple-style pill (matches css/toast.css) ── */
#pnl-learner .learner-toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%) translateY(12px) scale(.96);
  background: #131316; color: #fff; font-weight: 500; font-size: 13px;
  height: 40px; padding: 0 18px; display: inline-flex; align-items: center; justify-content: center; white-space: nowrap;
  border-radius: 999px; opacity: 0; pointer-events: none;
  transition: all .35s cubic-bezier(.34,1.56,.64,1); z-index: 9500;
  box-shadow: 0px 32px 64px -16px rgba(0,0,0,.30),0px 16px 32px -8px rgba(0,0,0,.30),0px 8px 16px -4px rgba(0,0,0,.24),0px 4px 8px -2px rgba(0,0,0,.24),0px -8px 16px -1px rgba(0,0,0,.16),0px 2px 4px -1px rgba(0,0,0,.24),0px 0px 0px 1px rgba(0,0,0,1),inset 0px 0px 0px 1px rgba(255,255,255,.08),inset 0px 1px 0px 0px rgba(255,255,255,.20);
}
#pnl-learner .learner-toast.show { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }

/* ── Empty states ── */
#pnl-learner .learner-empty { text-align: center; padding: 60px 20px; color: var(--text-faint); }
#pnl-learner .learner-empty .le-emoji { font-size: 48px; margin-bottom: 12px; }
#pnl-learner .learner-empty .le-title { font-size: 22px; font-weight: 800; color: var(--text); margin-bottom: 6px; }
#pnl-learner .learner-empty .le-sub { font-size:15px; max-width: 420px; margin: 0 auto; line-height: 1.6; }

/* ═══ Infinite card stack ("Allena" word-bank session) ═══
 * Faithful re-creation of the desktop infinite-card-stack (framer-motion
 * spring) using native CSS transitions + a rotateY flip. The front card
 * shows the word; tapping flips it to the translation; the 4 grade buttons
 * run SM-2 (Again / Hard / Good / Easy) and write back to review_words.
 */
#pnl-learner .ics-wrap {
  width: 100%; max-width: 560px; margin: 0 auto;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
#pnl-learner .ics-stage { position: relative; width: min(92vw, 480px); height: 348px; }
#pnl-learner .ics-card {
  position: absolute; bottom: 0; left: 50%;
  width: 100%; height: 340px;
  --scale: 1; --y: 12px; --z: 3;
  transform: translateX(-50%) translateY(var(--y)) scale(var(--scale));
  z-index: var(--z);
  perspective: 1400px;
  transition: transform .55s cubic-bezier(.16,1,.3,1), opacity .38s ease;
  cursor: pointer; will-change: transform;
}
#pnl-learner .ics-card[data-level="1"] { --scale: .95; --y: -16px; --z: 2; }
#pnl-learner .ics-card[data-level="2"] { --scale: .9; --y: -44px; --z: 1; }
#pnl-learner .ics-card[data-level="1"],
#pnl-learner .ics-card[data-level="2"] { cursor: default; }
/* Snap state (no transition) used when a card is recycled to the back */
#pnl-learner .ics-card.no-anim { transition: none !important; }
/* New back card: starts slightly low + faded, settles into the stack */
#pnl-learner .ics-card.entering {
  --scale: .9; --y: -16px; --z: 1;
  opacity: 0;
}
/* Front card flying off the top of the deck */
#pnl-learner .ics-card.exiting {
  --scale: 1; --y: 340px; --z: 10;
  opacity: 0; pointer-events: none;
}

/* Flip mechanism */
#pnl-learner .ics-inner {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  transition: transform .5s cubic-bezier(.16,1,.3,1);
}
#pnl-learner .ics-card.flip .ics-inner { transform: rotateY(180deg); }
#pnl-learner .ics-face {
  position: absolute; inset: 0;
  -webkit-backface-visibility: hidden; backface-visibility: hidden;
  border-radius: 22px;
  border: 1.5px solid var(--line-strong);
  /* Opaque base = the overlay's solid --bg (solid in EVERY theme), so the
     card can never become see-through even when theme tokens are glassy
     (e.g. Gen-Z --card/--panel-2 are rgba(...) -> the tint just adds a
     card shade on top of the opaque base). */
  background-color: var(--bg);
  background-image: linear-gradient(165deg, var(--card), var(--panel-2));
  box-shadow: 0 18px 44px rgba(0,0,0,.22);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 28px 22px; text-align: center; overflow: hidden;
}
#pnl-learner .ics-back { transform: rotateY(180deg); }
#pnl-learner .ics-card.ghost .ics-face { border-style: dashed; background: var(--panel); opacity: .5; }

/* Front face */
#pnl-learner .ics-front::before {
  content: ''; position: absolute; top: -70px; right: -70px; width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(6,182,212,.16), transparent 70%);
  border-radius: 50%; pointer-events: none;
}
#pnl-learner .ics-word {
  position: relative; font-size:48px; font-weight: 900; color: var(--text);
  letter-spacing: -.02em; line-height: 1.15; max-width: 100%; word-break: break-word;
}
#pnl-learner .ics-badges { position: relative; display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; justify-content: center; }
#pnl-learner .ics-badge {
  font-size:11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px; color: var(--text-soft);
  background: var(--panel-2); border: 1px solid var(--line);
}
#pnl-learner .ics-badge.ics-cefr { color: var(--cyan); border-color: rgba(6,182,212,.4); background: rgba(6,182,212,.08); }
#pnl-learner .ics-hint {
  position: absolute; bottom: 16px; left: 0; right: 0;
  font-size: 11px; font-weight: 600; color: var(--text-faint); letter-spacing: .03em;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
#pnl-learner .ics-ghost-dot { font-size:48px; color: var(--text-faint); }

/* Back face */
#pnl-learner .ics-back-label {
  position: absolute; top: 18px; left: 0; right: 0;
  font-size:11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; color: var(--text-faint);
}
#pnl-learner .ics-trans { font-size:36px; font-weight: 800; color: var(--cyan); letter-spacing: -.01em; line-height: 1.25; word-break: break-word; }
#pnl-learner .ics-def { font-size:15px; color: var(--text-soft); margin-top: 14px; max-width: 340px; line-height: 1.55; }
#pnl-learner .ics-replay {
  margin-top: 24px; display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--line); background: var(--panel-2); color: var(--text);
  border-radius: 999px; padding: 10px 20px; font-size: 15px; cursor: pointer; transition: all .15s;
}
#pnl-learner .ics-replay:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-1px); }

/* SM-2 grade buttons */
#pnl-learner .ics-grades { display: flex; gap: 8px; width: 100%; max-width: 480px; }
#pnl-learner .ics-grade {
  flex: 1; border: none; border-radius: 14px; padding: 12px 6px; cursor: pointer;
  font-family: var(--font-ui, 'Inter', sans-serif); font-size:13px; font-weight: 800;
  color: #fff; letter-spacing: .02em; line-height: 1.2;
  transition: transform .12s ease, filter .15s ease, opacity .15s;
}
#pnl-learner .ics-grade:hover { transform: translateY(-2px); filter: brightness(1.08); }
#pnl-learner .ics-grade:disabled { opacity: .45; cursor: not-allowed; transform: none; filter: none; }
#pnl-learner .ics-grade .gq { display: block; font-size: 11px; line-height: 1; margin-top: 3px; opacity: .8; }
#pnl-learner .ics-grade.again { background: #ef4444; box-shadow: 0 4px 14px rgba(239,68,68,.3); }
#pnl-learner .ics-grade.hard  { background: #f59e0b; box-shadow: 0 4px 14px rgba(245,158,11,.3); }
#pnl-learner .ics-grade.good  { background: #22c55e; box-shadow: 0 4px 14px rgba(34,197,94,.3); }
#pnl-learner .ics-grade.easy  { background: #06b6d4; box-shadow: 0 4px 14px rgba(6,182,212,.3); }

/* Allena session — richer meta header + footer (professional layout) */
#pnl-learner .ics-meta {
  width: 100%; max-width: 480px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 0 2px;
}
#pnl-learner .ics-meta-left { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; min-width: 0; }
#pnl-learner .ics-kicker { font-size: 10px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--text-faint); }
#pnl-learner .ics-bankname { font-size: 14px; font-weight: 800; color: var(--text); max-width: 250px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#pnl-learner .ics-meta-right { display: flex; align-items: center; gap: 8px; }
#pnl-learner .ics-chip {
  font-size: 11px; font-weight: 800; letter-spacing: .02em; font-variant-numeric: tabular-nums;
  color: var(--text-soft); background: var(--panel-2); border: 1px solid var(--line); border-radius: 999px; padding: 4px 11px;
}
#pnl-learner .ics-chip.ics-pos { color: var(--text); }
#pnl-learner .ics-chip.ics-xp { color: #d97706; background: rgba(245,158,11,.08); border-color: rgba(245,158,11,.32); }
/* Soft glow behind the stack so the stage never feels empty */
#pnl-learner .ics-stage::before {
  content: ''; position: absolute; left: 6%; right: 6%; top: 8px; bottom: 4px; z-index: 0;
  background: radial-gradient(58% 55% at 50% 42%, rgba(6,182,212,.10), transparent 72%);
  border-radius: 30px; pointer-events: none;
}
/* Footer: remaining counter as a centered pill */
#pnl-learner .ics-foot { display: flex; align-items: center; justify-content: center; }
#pnl-learner .ics-remaining {
  font-size: 12px; font-weight: 800; letter-spacing: .03em; font-variant-numeric: tabular-nums;
  color: var(--text-soft); background: var(--panel-2); border: 1px solid var(--line); border-radius: 999px; padding: 5px 14px;
}
/* Grade label kicker above the SM-2 buttons */
#pnl-learner .ics-grade-label {
  font-size: 11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; color: var(--text-faint); margin-top: 2px;
}

/* Responsive */
@media (max-width: 640px) {
  #pnl-learner .lesson-stage .step-prompt { font-size:28px; }
  #pnl-learner .match-wrap, #pnl-learner .choices { grid-template-columns: 1fr; }
  #pnl-learner .lesson-node { width: 44px; height: 44px; font-size: 18px; }
  #pnl-learner .ics-stage { height: 300px; }
  #pnl-learner .ics-card { height: 292px; }
  #pnl-learner .ics-word { font-size:36px; }
  #pnl-learner .ics-trans { font-size:28px; }
  #pnl-learner .ics-def { font-size:13px; }
  #pnl-learner .ics-grade { font-size:13px; padding: 11px 3px; }
}