/* Nexum Training Desk — portal tokens only (--lmm-*): same fonts, surfaces, radii and buttons as the rest of the portal. */
.td-wrap { font-family: var(--lmm-font); color: var(--lmm-text); --td-ok: #52b043; --td-warn: #e0a030; --td-bad: var(--lmm-danger); }
.td-wrap [hidden] { display: none !important; }
.td-wrap button { font-family: inherit; cursor: pointer; }
.td-muted { color: var(--lmm-text2); font-size: 13px; }
.td-mono { font-family: var(--lmm-mono); }
.td-loading, .td-empty { text-align: center; color: var(--lmm-text3); padding: 40px 16px; }
.td-wrap .lmm-btn-outline.lmm-btn-sm, .td-wrap .lmm-btn-sm.lmm-btn-outline, .td-wrap .td-btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; font-size: 13px; font-weight: 600; border-radius: var(--lmm-radius-sm); border: 1px solid var(--lmm-border2); background: transparent; color: var(--lmm-text); text-decoration: none; }
.td-wrap .lmm-btn-outline:hover { border-color: var(--lmm-green); color: var(--lmm-green); }
.td-wrap .lmm-btn-primary { padding: 9px 18px; }
.td-wrap .lmm-btn-primary[disabled], .td-wrap .lmm-btn-outline[disabled] { opacity: .5; cursor: default; }
.td-danger { color: var(--td-bad) !important; border-color: rgba(224,82,82,.35) !important; }

/* tabs */
.td-tabs { display: flex; gap: 4px; margin: 16px 0 20px; border-bottom: 1px solid var(--lmm-border); flex-wrap: wrap; }
.td-tab { padding: 10px 18px; font-size: .92rem; font-weight: 600; color: var(--lmm-text2); background: none; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; transition: color .15s, border-color .15s; }
.td-tab:hover { color: var(--lmm-text); }
.td-tab.active { color: var(--lmm-green); border-bottom-color: var(--lmm-green); }
.td-panel { display: none; } .td-panel.active { display: block; }
.td-sub { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.td-chip { padding: 5px 12px; font-size: 12px; font-weight: 600; border-radius: 999px; background: transparent; border: 1px solid var(--lmm-border2); color: var(--lmm-text2); }
.td-chip:hover { border-color: var(--lmm-green); color: var(--lmm-green); }
.td-chip.on { background: var(--lmm-green-glow); border-color: var(--lmm-green-dim); color: var(--lmm-green); }

/* cards, kpis, pills */
.td-card { background: var(--lmm-surface); border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius); box-shadow: var(--lmm-shadow); padding: 20px 22px; margin-bottom: 18px; }
.td-card h3 { font-size: 1rem; font-weight: 700; margin: 0 0 4px; }
.td-card h4 { font-size: .76rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--lmm-text3); margin: 16px 0 6px; }
.td-hint { font-size: .85rem; color: var(--lmm-text2); line-height: 1.45; margin: 2px 0 10px; }
.td-kpis { display: flex; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.td-kpi { flex: 1; min-width: 150px; background: var(--lmm-surface); border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius); padding: 14px 18px; display: flex; flex-direction: column; gap: 4px; }
.td-kpi-l { font-size: .76rem; color: var(--lmm-text2); text-transform: uppercase; letter-spacing: .03em; }
.td-kpi-v { font-family: var(--lmm-mono); font-size: 1.5rem; font-weight: 600; }
.td-kpi-s { font-size: .78rem; color: var(--lmm-text3); }
.td-pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: .02em; border: 1px solid var(--lmm-border2); color: var(--lmm-text2); white-space: nowrap; }
.td-pill.gold { background: var(--lmm-green-glow); border-color: var(--lmm-green-dim); color: var(--lmm-green); }
.td-pill.ok { background: rgba(82,176,67,.12); border-color: rgba(82,176,67,.3); color: var(--td-ok); }
.td-pill.bad { background: rgba(224,82,82,.1); border-color: rgba(224,82,82,.3); color: var(--td-bad); }
.td-pill.warn { background: rgba(224,160,48,.12); border-color: rgba(224,160,48,.3); color: var(--td-warn); }
.td-score { font-family: var(--lmm-mono); font-weight: 700; font-size: 15px; } .td-score.pass { color: var(--td-ok); } .td-score.warn { color: var(--td-warn); } .td-score.bad { color: var(--td-bad); }
.td-bar { height: 7px; border-radius: 4px; background: var(--lmm-border); overflow: hidden; } .td-bar > i { display: block; height: 100%; background: var(--lmm-green); border-radius: 4px; }
.td-wrap .lmm-table-wrap { overflow-x: auto; } .td-row { cursor: pointer; } .td-row:hover td { background: var(--lmm-hover); }

/* learn */
.td-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.td-course { display: flex; flex-direction: column; gap: 10px; cursor: pointer; margin: 0; transition: border-color .15s, transform .15s; }
.td-course:hover { border-color: var(--lmm-green-dim); transform: translateY(-1px); }
.td-course h3 { margin: 0; font-size: 1.02rem; } .td-course p { margin: 0; font-size: 13.5px; color: var(--lmm-text2); line-height: 1.45; flex: 1; }
.td-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.td-learn { display: grid; grid-template-columns: 260px 1fr; gap: 20px; align-items: start; }
.td-lessons { background: var(--lmm-surface); border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius); padding: 8px; position: sticky; top: 12px; }
.td-lesson-item { display: flex; gap: 10px; align-items: flex-start; width: 100%; text-align: left; background: none; border: 0; padding: 10px; border-radius: var(--lmm-radius-sm); color: var(--lmm-text); font-size: 13.5px; }
.td-lesson-item:hover { background: var(--lmm-hover); } .td-lesson-item.on { background: var(--lmm-green-glow); }
.td-dot { flex: none; width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--lmm-border2); margin-top: 1px; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; color: #fff; } .td-dot.done { background: var(--td-ok); border-color: var(--td-ok); }
.td-body { font-size: 15px; line-height: 1.65; } .td-body h3 { font-size: 1.15rem; margin: 18px 0 6px; } .td-body h3:first-child { margin-top: 0; } .td-body ul, .td-body ol { padding-left: 22px; } .td-body li { margin: 4px 0; } .td-body img { max-width: 100%; border-radius: 8px; } .td-body a { color: var(--lmm-green); }
.td-video { position: relative; padding-top: 56.25%; border-radius: 10px; overflow: hidden; margin: 14px 0; background: #000; } .td-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.td-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; align-items: center; }
.td-quiz-q { margin: 0 0 18px; } .td-quiz-q p { font-weight: 600; margin: 0 0 8px; }
.td-opt { display: flex; gap: 10px; align-items: center; padding: 9px 12px; border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius-sm); margin-bottom: 6px; cursor: pointer; font-size: 14px; } .td-opt:hover { border-color: var(--lmm-green-dim); } .td-opt.right { border-color: var(--td-ok); background: rgba(82,176,67,.08); } .td-opt.wrong { border-color: var(--td-bad); background: rgba(224,82,82,.08); }
.td-expl { font-size: 13px; color: var(--lmm-text2); margin: 4px 0 0; }

/* forms */
.td-form-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 12px; } .td-field { flex: 1; min-width: 200px; display: flex; flex-direction: column; gap: 5px; } .td-field label { font-size: .78rem; font-weight: 600; color: var(--lmm-text2); }
.td-field small { font-weight: 400; color: var(--lmm-text3); }
.td-area { width: 100%; resize: vertical; line-height: 1.45; min-height: 64px; }
.td-chk { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; cursor: pointer; }
.td-editor { border: 1px solid var(--lmm-border2); border-radius: var(--lmm-radius-sm); background: var(--lmm-surface); }
.td-editor-bar { display: flex; gap: 2px; padding: 6px; border-bottom: 1px solid var(--lmm-border); flex-wrap: wrap; } .td-editor-bar button { background: none; border: 1px solid transparent; border-radius: 6px; padding: 4px 9px; font-size: 13px; color: var(--lmm-text); } .td-editor-bar button:hover { border-color: var(--lmm-border2); }
.td-editor-body { min-height: 180px; padding: 12px; font-size: 14.5px; line-height: 1.6; outline: none; } .td-editor-body:focus { box-shadow: inset 0 0 0 1px var(--lmm-green-dim); }
.td-itemrow { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius-sm); margin-bottom: 8px; background: var(--lmm-surface); } .td-itemrow .grow { flex: 1; min-width: 0; } .td-itemrow .grow b { display: block; }

/* drawer */
.td-drawer-back { position: fixed; top: 0; bottom: 0; left: 0; right: var(--lmm-sidebar-w, 240px); background: rgba(0,0,0,.35); z-index: 9998; }
.td-drawer { position: fixed; top: 0; bottom: 0; right: var(--lmm-sidebar-w, 240px); width: min(900px, 94%); background: var(--lmm-surface); border-left: 1px solid var(--lmm-border); box-shadow: -10px 0 30px rgba(0,0,0,.18); z-index: 9999; display: flex; flex-direction: column; transform: translateX(30px); opacity: 0; transition: transform .2s, opacity .2s; }
.td-drawer.open { transform: none; opacity: 1; }
.td-drawer-head { display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--lmm-border); } .td-drawer-head h3 { margin: 0; font-size: 1.05rem; flex: 1; }
.td-drawer-body { flex: 1; overflow: auto; padding: 20px; } .td-drawer-body.flush { padding: 0; display: flex; } .td-drawer-body iframe { flex: 1; width: 100%; border: 0; background: #fff; }
@media (max-width: 900px) { .td-drawer-back { right: 0; } .td-drawer { right: 0; width: 100%; } }

/* library */
.td-lib-cat { margin-bottom: 22px; } .td-lib-cat > h4 { margin: 0 0 8px; }
.td-manual { display: flex; align-items: center; gap: 14px; padding: 12px 14px; border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius-sm); background: var(--lmm-surface); margin-bottom: 8px; }
.td-manual.empty { background: transparent; border-style: dashed; }
.td-manual-ic { flex: none; width: 36px; height: 44px; border-radius: 6px; background: rgba(224,82,82,.1); color: var(--td-bad); font-size: 10px; font-weight: 800; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 6px; letter-spacing: .04em; } .td-manual.empty .td-manual-ic { background: var(--lmm-border); color: var(--lmm-text3); }
.td-manual .grow { flex: 1; min-width: 0; } .td-manual .grow b { display: block; } .td-manual .grow span { font-size: 12.5px; color: var(--lmm-text2); }
.td-manual .btns { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.td-drop { border: 2px dashed var(--lmm-border2); border-radius: var(--lmm-radius); padding: 22px; text-align: center; color: var(--lmm-text2); margin-bottom: 20px; background: var(--lmm-surface); transition: border-color .15s, background .15s; } .td-drop.over { border-color: var(--lmm-green); background: var(--lmm-green-glow); } .td-drop b { color: var(--lmm-text); }
.td-match { font-size: 13px; width: 100%; border-collapse: collapse; margin: 12px 0; } .td-match td, .td-match th { padding: 6px 8px; border-bottom: 1px solid var(--lmm-border); text-align: left; }

/* practice */
.td-sim { display: grid; grid-template-columns: 300px minmax(300px, 1fr); gap: 20px; align-items: start; }
.td-scn { padding: 12px 14px; border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius-sm); background: var(--lmm-surface); margin-bottom: 8px; cursor: pointer; } .td-scn:hover { border-color: var(--lmm-green-dim); } .td-scn.on { border-color: var(--lmm-green); background: var(--lmm-green-glow); }
.td-scn b { display: block; font-size: 14px; margin-bottom: 3px; } .td-scn > span { font-size: 12.5px; color: var(--lmm-text2); display: block; margin-top: 4px; line-height: 1.4; }
.td-diff { letter-spacing: 1px; color: var(--td-warn); }
.td-phone { background: var(--lmm-surface); border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius); padding: 20px; min-height: 420px; display: flex; flex-direction: column; }
.td-phone-top { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; } .td-avatar { width: 52px; height: 52px; border-radius: 50%; background: var(--lmm-green-glow); border: 1px solid var(--lmm-green-dim); display: flex; align-items: center; justify-content: center; font-size: 22px; flex: none; }
.td-state { font-size: 13px; color: var(--lmm-text2); } .td-timer { font-family: var(--lmm-mono); font-size: 1.1rem; margin-left: auto; }
.td-wave { display: flex; gap: 3px; align-items: center; height: 26px; } .td-wave i { width: 4px; height: 6px; background: var(--lmm-border2); border-radius: 2px; transition: background .2s; } .td-wave.talk i { background: var(--lmm-green); animation: tdWave .8s ease-in-out infinite; } .td-wave.talk i:nth-child(2n) { animation-delay: .15s; } .td-wave.talk i:nth-child(3n) { animation-delay: .3s; } .td-wave.listen i { background: var(--td-warn); animation: tdWave 1.2s ease-in-out infinite; }
@keyframes tdWave { 50% { height: 24px; } }
.td-trans { flex: 1; overflow: auto; max-height: 320px; margin: 10px 0; padding: 4px; display: flex; flex-direction: column; gap: 8px; }
.td-msg { max-width: 82%; padding: 9px 13px; border-radius: 14px; font-size: 14px; line-height: 1.45; } .td-msg.consumer { align-self: flex-start; background: var(--lmm-border); border-bottom-left-radius: 4px; } .td-msg.agent { align-self: flex-end; background: var(--lmm-green-glow); border: 1px solid var(--lmm-green-dim); border-bottom-right-radius: 4px; } .td-msg.sys { align-self: center; font-size: 12px; color: var(--lmm-text3); background: none; }
.td-call-btns { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; } .td-end { background: var(--td-bad) !important; border-color: var(--td-bad) !important; color: #fff !important; }
.td-mic { height: 6px; border-radius: 3px; background: var(--lmm-border); overflow: hidden; flex: 1; min-width: 60px; } .td-mic i { display: block; height: 100%; width: 0; background: var(--lmm-green); transition: width .08s; }
.td-brief { background: var(--lmm-green-glow); border: 1px solid var(--lmm-green-dim); border-radius: var(--lmm-radius-sm); padding: 10px 14px; font-size: 13.5px; margin-bottom: 12px; }
.td-textin { display: flex; gap: 8px; margin-top: 10px; } .td-textin input { flex: 1; }
.td-cat { display: grid; grid-template-columns: 1fr 60px; gap: 10px; align-items: center; margin-bottom: 12px; } .td-cat b { font-size: 13.5px; } .td-cat .note { grid-column: 1 / -1; font-size: 12.5px; color: var(--lmm-text2); margin-top: -6px; }
.td-big { font-family: var(--lmm-mono); font-size: 2.6rem; font-weight: 700; line-height: 1; }
.td-flag { background: rgba(224,82,82,.08); border: 1px solid rgba(224,82,82,.3); border-radius: var(--lmm-radius-sm); padding: 9px 12px; margin-bottom: 8px; font-size: 13px; }
.td-list { margin: 0; padding-left: 20px; font-size: 14px; line-height: 1.55; }
.td-toast { position: fixed; bottom: 24px; left: 50%; transform: translate(-50%, 20px); opacity: 0; background: var(--lmm-surface); color: var(--lmm-text); border: 1px solid var(--lmm-green-dim); border-radius: var(--lmm-radius-sm); padding: 10px 18px; font-size: 13.5px; z-index: 10000; transition: all .25s; box-shadow: var(--lmm-shadow); } .td-toast.open { opacity: 1; transform: translate(-50%, 0); } .td-toast.err { border-color: var(--td-bad); color: var(--td-bad); }
@media (max-width: 900px) { .td-learn, .td-sim { grid-template-columns: 1fr; } .td-lessons { position: static; } .td-manual { flex-wrap: wrap; } .td-tab { padding: 10px 12px; } }

/* ── The Teacher ── */
.td-drawer.narrow { width: min(520px, 94%); }
.tt-card { padding: 0; overflow: hidden; }
.tt-chat { display: flex; flex-direction: column; height: min(640px, calc(100vh - 300px)); min-height: 380px; }
.td-drawer .tt-chat { height: calc(100vh - 110px); }
.tt-log { flex: 1; overflow: auto; padding: 18px 20px; display: flex; flex-direction: column; gap: 12px; }
.tt-msg { display: flex; flex-direction: column; max-width: 92%; gap: 4px; }
.tt-msg.me { align-self: flex-end; } .tt-msg.teacher { align-self: flex-start; }
.tt-bub { padding: 11px 14px; border: 1px solid var(--lmm-border); border-radius: var(--lmm-radius-sm); background: var(--lmm-surface2, var(--lmm-surface)); font-size: 14px; line-height: 1.55; word-break: break-word; }
.tt-bub.plain { background: transparent; }
.tt-msg.me .tt-bub { background: var(--lmm-green); border-color: var(--lmm-green); color: var(--lmm-on-accent, #fff); }
.tt-bub p { margin: 0 0 8px; } .tt-bub p:last-child { margin-bottom: 0; }
.tt-bub ol, .tt-bub ul { margin: 4px 0 8px 20px; padding: 0; } .tt-bub li { margin: 0 0 5px; }
.tt-msg.gap .tt-bub { border-style: dashed; }
.tt-err { color: var(--td-bad); border-color: rgba(224,82,82,.35); }
.tt-src { margin-top: 10px; padding-top: 8px; border-top: 1px dashed var(--lmm-border); font-size: 12px; color: var(--lmm-text3); }
.tt-rate { display: flex; gap: 4px; } .tt-rate button { background: none; border: 1px solid var(--lmm-border); border-radius: 999px; padding: 1px 9px; font-size: 13px; opacity: .65; } .tt-rate button:hover { opacity: 1; border-color: var(--lmm-green); }
.tt-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.tt-box { border-top: 1px solid var(--lmm-border); padding: 12px 16px 14px; background: var(--lmm-surface); }
.tt-box textarea { width: 100%; resize: none; box-sizing: border-box; }
.tt-row { display: flex; gap: 10px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.tt-dots { display: flex; gap: 5px; padding: 14px 16px; } .tt-dots i { width: 7px; height: 7px; border-radius: 50%; background: var(--lmm-text3); animation: ttb 1s infinite ease-in-out; } .tt-dots i:nth-child(2) { animation-delay: .15s; } .tt-dots i:nth-child(3) { animation-delay: .3s; }
@keyframes ttb { 0%, 80%, 100% { opacity: .25; transform: none; } 40% { opacity: 1; transform: translateY(-3px); } }
.tt-fab { position: fixed; bottom: 20px; right: calc(var(--lmm-sidebar-w, 240px) + 20px); z-index: 9000; display: inline-flex; align-items: center; gap: 8px; padding: 11px 18px; font: 600 13px/1 var(--lmm-font); color: var(--lmm-on-accent, #fff); background: var(--lmm-green); border: 0; border-radius: 999px; box-shadow: 0 6px 22px rgba(0,0,0,.25); cursor: pointer; }
.tt-fab:hover { filter: brightness(1.08); }
.tt-kb { font-family: var(--lmm-mono); font-size: 12.5px; line-height: 1.5; }
@media (max-width: 900px) { .tt-fab { right: 16px; bottom: 16px; } }

/* admin-only tabs sit apart from the learner tabs (1.2.0) */
.td-tabs-sep { align-self: stretch; width: 1px; background: var(--lmm-border); margin: 4px 10px; flex: none; }
.td-tabs-label { align-self: center; font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--lmm-text3); margin-right: 2px; flex: none; }