/* Navid — learning package UI (cards, timeline, review). Green/white/yellow. */
.navid-pkg { --g:#16a34a; --gd:#15803d; --y:#facc15; --ink:#14241b; --muted:#5b6b62; --line:#e7efe9; }
.navid-pkg * { box-sizing: border-box; }

/* Locked notice */
.navid-lock-note {
  background:#fffbe6; border-inline-start:4px solid var(--y); color:#7a5b00;
  padding:10px 14px; border-radius:10px; margin:0 0 16px;
}

/* Cards */
.navid-pkg-cards { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:20px; }
.navid-card { display:block; text-decoration:none; color:var(--ink); background:#fff;
  border:1px solid var(--line); border-radius:16px; overflow:hidden; transition:transform .15s, box-shadow .15s; }
.navid-card:hover { transform:translateY(-4px); box-shadow:0 18px 36px -22px rgba(20,36,27,.35); }
.navid-card-cover { height:120px; background:linear-gradient(135deg,#16a34a,#15803d); background-size:cover; background-position:center; }
.navid-card-body { padding:16px; }
.navid-card-body h3 { margin:0 0 10px; font-size:17px; }
.navid-progress { height:8px; background:#eef2ef; border-radius:999px; overflow:hidden; margin-bottom:10px; }
.navid-progress span { display:block; height:100%; background:var(--g); border-radius:999px; }
.navid-card-meta { display:flex; gap:12px; align-items:center; flex-wrap:wrap; font-size:13px; color:var(--muted); margin-bottom:12px; }
.navid-grade { display:inline-flex; align-items:center; justify-content:center; min-width:30px; height:24px; padding:0 8px;
  background:#ecfdf3; color:var(--gd); border-radius:999px; font-weight:700; font-size:13px; }
.navid-card-foot { display:flex; justify-content:space-between; align-items:center; border-top:1px solid var(--line); padding-top:12px; }
.navid-date { font-size:12px; color:var(--muted); }
.navid-btn { color:var(--gd); font-weight:600; font-size:14px; }
.navid-empty { color:var(--muted); }

/* Timeline */
.navid-timeline { display:flex; flex-direction:column; gap:12px; margin:18px 0; }
.navid-step { display:flex; gap:14px; padding:16px; border:1px solid var(--line); border-radius:14px; background:#fff; }
.navid-step-no { flex:0 0 auto; width:36px; height:36px; border-radius:50%; display:grid; place-items:center; font-weight:700;
  background:#eef2ef; color:var(--muted); }
.navid-step-pass .navid-step-no { background:var(--g); color:#fff; }
.navid-step-fail .navid-step-no { background:#fee2e2; color:#b42318; }
.navid-step-lock { opacity:.7; }
.navid-step-lock .navid-step-no { background:#f1f5f2; }
.navid-step-info { flex:1; display:flex; flex-wrap:wrap; align-items:center; gap:10px; }
.navid-step-info strong { font-size:16px; width:100%; }
.navid-chip { font-size:12px; font-weight:600; padding:3px 10px; border-radius:999px; }
.navid-chip-pass { background:#ecfdf3; color:var(--gd); }
.navid-chip-fail { background:#fee2e2; color:#b42318; }
.navid-chip-review { background:#fffbe6; color:#7a5b00; }
.navid-chip-idle, .navid-chip-lock { background:#eef2ef; color:var(--muted); }
.navid-step-score { font-weight:700; color:var(--ink); }
.navid-step-actions { width:100%; display:flex; gap:8px; flex-wrap:wrap; margin-top:4px; }
.navid-a { text-decoration:none; font-size:13px; font-weight:600; padding:7px 14px; border-radius:10px; border:1px solid var(--line); color:var(--ink); background:#fff; }
.navid-a:hover { border-color:#d6e6db; }
.navid-a-primary { background:var(--g); color:#fff; border-color:var(--g); }
.navid-a-primary:hover { background:var(--gd); }
.navid-muted { color:var(--muted); font-size:13px; }

/* Final score bar */
.navid-final { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px;
  background:#f4faf6; border:1px solid var(--line); border-radius:14px; padding:16px; margin-top:6px; }
.navid-final strong { font-size:18px; }
.navid-final-state { font-weight:600; color:var(--muted); }
.navid-final-state.is-pass { color:var(--gd); }

/* Answer review */
.navid-review { margin-top:20px; }
.navid-review h3 { display:flex; align-items:center; gap:10px; }
.navid-ans { border:1px solid var(--line); border-inline-start-width:4px; border-radius:10px; padding:12px 14px; margin:10px 0; background:#fff; }
.navid-ans.is-ok { border-inline-start-color:var(--g); }
.navid-ans.is-no { border-inline-start-color:#ef4444; }
.navid-ans.is-pending { border-inline-start-color:var(--y); }
.navid-ans-q { font-weight:700; margin-bottom:6px; }
.navid-ans-row { font-size:14px; margin:2px 0; }
.navid-ans-row span { color:var(--muted); }
.navid-ans-key { color:var(--gd); }
.navid-ans-fb { margin-top:8px; background:#f4faf6; border-radius:8px; padding:8px 12px; font-size:14px; }

/* Leaderboard */
.navid-lb { margin-top:24px; }
.navid-lb h3 { margin:0 0 12px; }
.navid-lb-scroll { overflow-x:auto; }
.navid-lb-table { width:100%; border-collapse:collapse; background:#fff; border:1px solid var(--line); border-radius:14px; overflow:hidden; }
.navid-lb-table th, .navid-lb-table td { padding:12px 14px; text-align:start; border-bottom:1px solid var(--line); font-size:14px; white-space:nowrap; }
.navid-lb-table th { background:#f4faf6; color:var(--muted); font-weight:600; }
.navid-lb-table tbody tr:last-child td { border-bottom:0; }
.navid-lb-rank { font-size:16px; font-weight:700; width:56px; text-align:center; }
.navid-lb-user { display:flex; align-items:center; gap:10px; }
.navid-lb-user img { border-radius:50%; }
.navid-lb-user em { color:var(--muted); font-style:normal; font-size:12px; }
.navid-lb-row.is-me { background:#ecfdf3; }
.navid-lb-row.is-me td { font-weight:600; }

/* Overall progress */
.navid-pkg-progress { display:flex; align-items:center; gap:12px; margin:8px 0 20px; }
.navid-pkg-progress .navid-progress { flex:1; }
.navid-progress-label { font-size:13px; color:var(--muted); white-space:nowrap; }

/* Part cards (full hierarchy) */
.navid-parts { display:flex; flex-direction:column; gap:18px; }
.navid-part { border:1px solid var(--line); border-radius:16px; background:#fff; padding:20px; }
.navid-part-lock { opacity:.75; }
.navid-part-head { display:flex; gap:14px; align-items:flex-start; }
.navid-part-head .navid-step-no { flex:0 0 auto; }
.navid-part-pass .navid-step-no { background:var(--g); color:#fff; }
.navid-part-fail .navid-step-no { background:#fee2e2; color:#b42318; }
.navid-part-titles { flex:1; }
.navid-part-label { font-size:12px; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:var(--g); }
.navid-part-titles h3 { margin:2px 0 6px; font-size:19px; }
.navid-part-summary { margin:0; color:var(--muted); }
.navid-part-status { display:flex; flex-direction:column; align-items:flex-end; gap:6px; text-align:end; }

.navid-part-desc { margin:16px 0; }
.navid-about { border:1px solid var(--line); border-radius:10px; padding:2px 14px; margin-bottom:14px; }
.navid-about summary { cursor:pointer; font-weight:600; padding:10px 0; }
.navid-about p { margin:6px 0 12px; }
.navid-about h4, .navid-outcomes-h { font-size:15px; margin:12px 0 6px; }
.navid-checklist { list-style:none; margin:6px 0 0; padding:0; display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:6px 18px; }
.navid-checklist li { display:flex; gap:8px; align-items:flex-start; }
.navid-check { flex:0 0 auto; width:20px; height:20px; border-radius:50%; background:#ecfdf3; color:var(--gd); display:grid; place-items:center; font-size:12px; font-weight:700; margin-top:2px; }

.navid-part-actions { display:flex; gap:8px; flex-wrap:wrap; margin:8px 0 16px; }
.navid-locked-hint { margin:12px 0 0; }
.navid-part-assign { border-top:1px solid var(--line); padding-top:16px; margin-top:4px; }
.navid-part-assign h4 { margin:0 0 12px; font-size:16px; }
.navid-continue { display:inline-block; margin-top:16px; }

/* FAQ accordion */
.navid-faq { margin-top:26px; }
.navid-faq h2 { margin:0 0 14px; }
.navid-faq-list { display:flex; flex-direction:column; gap:10px; }
.navid-faq-item { border:1px solid var(--line); border-radius:12px; background:#fff; overflow:hidden; }
.navid-faq-item summary { cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:12px; padding:16px 18px; font-weight:600; }
.navid-faq-item summary::-webkit-details-marker { display:none; }
.navid-faq-item summary:focus-visible { outline:2px solid var(--g); outline-offset:-2px; }
.navid-faq-icon { flex:0 0 auto; width:24px; height:24px; border-radius:50%; background:#ecfdf3; color:var(--gd); display:grid; place-items:center; font-size:18px; line-height:1; transition:transform .15s; }
.navid-faq-item[open] .navid-faq-icon { transform:rotate(45deg); }
.navid-faq-a { padding:0 18px 16px; color:var(--muted); }

/* Submission form */
.navid-submit { display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.navid-submit-col { border:1px solid var(--line); border-radius:12px; padding:14px; background:#fbfefc; }
.navid-submit-h { font-weight:700; display:block; margin-bottom:8px; }
.navid-w-text { width:100%; border:1px solid var(--line); border-radius:10px; padding:10px; font:inherit; }
.navid-submit-actions { display:flex; align-items:center; gap:10px; margin-top:10px; flex-wrap:wrap; }
.navid-mic-hint { font-size:12.5px; margin:0 0 10px; }
.navid-rec-controls { display:flex; align-items:center; gap:10px; flex-wrap:wrap; }
.navid-rec-dot { display:inline-block; width:10px; height:10px; border-radius:50%; background:#ef4444; margin-inline-end:4px; }
.navid-rec-time { font-variant-numeric:tabular-nums; color:var(--muted); font-weight:600; }
.navid-rec-preview { display:block; width:100%; margin:12px 0; }
.navid-rec-actions { display:flex; gap:8px; flex-wrap:wrap; }
.navid-or { text-align:center; color:var(--muted); font-size:13px; margin:14px 0; position:relative; }
.navid-or span { background:#fbfefc; padding:0 10px; position:relative; z-index:1; }
.navid-or::before { content:""; position:absolute; inset-inline:0; top:50%; border-top:1px solid var(--line); }
.navid-upl-label { display:inline-block; cursor:pointer; }
.navid-formats { font-size:12px; margin-top:6px; }
.navid-prog { width:100%; height:8px; margin-top:10px; }
.navid-audio-msg, .navid-w-msg, .navid-review-msg { font-size:13px; color:var(--gd); }

/* Instructor review + participant feedback */
.navid-review-queue h3 { margin:22px 0 10px; }
.navid-sub-card { border:1px solid var(--line); border-radius:12px; padding:14px; margin-bottom:12px; background:#fff; }
.navid-sub-head { display:flex; gap:10px; align-items:center; flex-wrap:wrap; margin-bottom:10px; }
.navid-sub-body { margin-bottom:10px; }
.navid-sub-body audio { max-width:100%; vertical-align:middle; }
.navid-sub-text { white-space:pre-wrap; background:#f4faf6; border-radius:8px; padding:10px 12px; }
.navid-review-form .navid-fb { width:100%; border:1px solid var(--line); border-radius:8px; padding:8px; font:inherit; }
.navid-review-row { display:flex; gap:10px; align-items:center; flex-wrap:wrap; margin-top:8px; }
.navid-review-row input, .navid-review-row select { border:1px solid var(--line); border-radius:8px; padding:6px 8px; font:inherit; }
.navid-my-subs { margin-top:14px; }
.navid-my-subs h4 { margin:0 0 8px; font-size:15px; }
.navid-my-sub { display:flex; gap:10px; align-items:center; flex-wrap:wrap; padding:8px 0; border-top:1px dashed var(--line); }

/* Focus visibility (a11y) */
.navid-a:focus-visible, .navid-w-text:focus-visible, .navid-fb:focus-visible { outline:2px solid var(--g); outline-offset:2px; }

/* RTL tweaks */
[dir="rtl"] .navid-part-status { align-items:flex-start; text-align:start; }
[dir="rtl"] .navid-continue::after { content:""; }

@media (max-width:720px){ .navid-submit { grid-template-columns:1fr; } }
@media (max-width:600px){ .navid-step-info strong { font-size:15px; } .navid-part-head { flex-wrap:wrap; } }