.endgame-trainer-page {
    --et-bg: #090e1b;
    --et-panel: #141d30;
    --et-panel-raised: #18243a;
    --et-line: #31405d;
    --et-text: #f1f5ff;
    --et-muted: #b8c2d6;
    --et-accent: #86a2ff;
    --et-accent-strong: #6f91ff;
    --et-success: #91e8bb;
    min-height: 100vh;
    background: radial-gradient(circle at 55% -20%, #16213a 0, var(--et-bg) 42%);
    color: var(--et-text);
    font: 16px/1.5 Inter, system-ui, sans-serif;
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
}
.endgame-trainer-page * { box-sizing: border-box; }
.endgame-trainer-page a { color: inherit; }
.endgame-trainer-page__nav {
    position: sticky; top: 0; height: 100vh; padding: 20px 12px;
    background: #0e1728; border-right: 1px solid #26344d;
    display: flex; flex-direction: column; gap: 16px; overflow: auto;
    scrollbar-color: #34415a transparent; scrollbar-width: thin;
}
.endgame-trainer-page__logo { font-size: 1.35rem; font-weight: 800; text-decoration: none; }
.endgame-trainer-page__auth { padding: 12px; border: 1px solid var(--et-line); border-radius: 10px; color: var(--et-muted); }
.endgame-trainer-page__premium { padding: 11px; border-radius: 10px; background: #8058df; text-decoration: none; font-weight: 700; }
.endgame-trainer-page__nav-items { display: grid; gap: 4px; }
.endgame-trainer-page__nav-items a, .endgame-trainer-page__nav-footer a { min-height: 44px; padding: 10px 12px; border-radius: 8px; text-decoration: none; }
.endgame-trainer-page__nav-items a.is-active { background: var(--et-accent); color: #08101f; font-weight: 800; }
.endgame-trainer-page__nav-footer { margin-top: auto; display: grid; }
.endgame-trainer-page__nav-toggle { display: none; }
.endgame-trainer-page__main { min-width: 0; padding: clamp(18px, 2.5vw, 32px); }
.endgame-trainer-page__header { max-width: 1140px; margin: 0 auto 18px; }
.endgame-trainer-page__header > p:last-child { max-width: 100%; margin: 7px 0 0; color: var(--et-muted); overflow-wrap: anywhere; }
.endgame-trainer-page__kicker { margin: 0 0 4px; color: var(--et-accent); font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; }
.endgame-trainer-page__title-row { min-width: 0; display: flex; align-items: center; flex-wrap: wrap; gap: 8px 10px; }
.endgame-trainer-page__header h1 { max-width: 100%; margin: 0; font-size: clamp(2rem, 3.5vw, 3.15rem); line-height: 1.08; letter-spacing: -.035em; overflow-wrap: anywhere; }
.endgame-trainer-page__badge, .endgame-trainer-page__free { display: inline-flex; align-items: center; min-height: 28px; padding: 3px 9px; border-radius: 999px; font-size: .82rem; white-space: nowrap; }
.endgame-trainer-page__badge { background: #204634; color: var(--et-success); }
.endgame-trainer-page__free { border: 1px solid var(--et-line); background: #111a2b; color: #cbd5e9; }
.endgame-trainer-page__grid {
    max-width: 1140px; margin: auto; display: grid;
    grid-template-columns: minmax(220px, 240px) minmax(390px, 1fr) minmax(250px, 280px);
    grid-template-areas: "setup board session"; gap: 16px; align-items: start;
}
.endgame-trainer-page__setup, .endgame-trainer-page__board-panel, .endgame-trainer-page__session {
    min-width: 0; padding: 16px; border: 1px solid var(--et-line); border-radius: 16px;
    background: linear-gradient(180deg, var(--et-panel-raised), var(--et-panel));
    box-shadow: 0 16px 40px #02071338;
}
.endgame-trainer-page__setup { grid-area: setup; }
.endgame-trainer-page__board-panel { grid-area: board; }
.endgame-trainer-page__session { grid-area: session; }
.endgame-trainer-page h2 { margin: 0 0 12px; font-size: 1.16rem; letter-spacing: -.01em; }
.endgame-trainer-page__panel-intro { margin: -5px 0 16px; color: var(--et-muted); font-size: .9rem; }
.endgame-trainer-page fieldset { border: 0; padding: 0; margin: 0 0 12px; }
.endgame-trainer-page legend { margin-bottom: 5px; color: #dfe6f7; font-size: .82rem; font-weight: 750; }
.endgame-trainer-page select, .endgame-trainer-page button {
    width: 100%; min-height: 44px; padding: 9px 11px; border: 1px solid var(--et-line);
    border-radius: 9px; background: #0e1728; color: var(--et-text); font: inherit;
}
.endgame-trainer-page button { cursor: pointer; transition: border-color .15s ease, background .15s ease, opacity .15s ease, transform .15s ease; }
.endgame-trainer-page button:not(:disabled):hover { border-color: #61749b; background: #17243a; }
.endgame-trainer-page button:not(:disabled):active { transform: translateY(1px); }
.endgame-trainer-page button:focus-visible, .endgame-trainer-page a:focus-visible, .endgame-trainer-page select:focus-visible { outline: 3px solid #f8d66d; outline-offset: 2px; }
.endgame-trainer-page button:disabled { opacity: .66; color: #aeb9ce; background: #111a2b; cursor: not-allowed; }
.endgame-trainer-page__prepare:not(:disabled) { border-color: #829dff; background: linear-gradient(135deg, #6688f8, #7f69e8); color: #fff; font-weight: 800; }
.endgame-trainer-page__setup-actions { display: grid; gap: 8px; margin-top: 16px; }
.endgame-trainer-page__helper { min-height: 20px; margin: -1px 2px 0; color: var(--et-muted); font-size: .78rem; }
.endgame-trainer-page__page-message { margin: 12px 0 0; color: var(--et-muted); font-size: .82rem; }
.endgame-trainer-page__board-stage { position: relative; width: 100%; aspect-ratio: 1; overflow: hidden; border-radius: 12px; background: #0a1120; box-shadow: 0 0 0 1px #50607d, 0 18px 36px #02071355; }
.endgame-trainer-page__board { display: block; width: 100%; padding: 0; background: none; text-shadow: none; }
.endgame-trainer-page__board[data-input-mode="tap"] { touch-action: pan-y pinch-zoom; }
.endgame-trainer-page__board .piece-417db { transition: none !important; opacity: 1 !important; }
.endgame-trainer-page .board-b72b1 { box-sizing: content-box; }
.endgame-trainer-page__empty-overlay, .endgame-trainer-page__overlay {
    position: absolute; inset: -1px; z-index: 4; display: grid; place-content: center; justify-items: center;
    padding: clamp(18px, 6%, 34px); text-align: center;
}
.endgame-trainer-page__empty-overlay {
    background:
        linear-gradient(#0b1423f2, #0b1423fa),
        conic-gradient(from 90deg at 1px 1px, #263752 25%, transparent 0) 0 0/25% 25%;
    pointer-events: none;
}
.endgame-trainer-page__empty-overlay > * { max-width: 100%; }
.endgame-trainer-page__empty-overlay i { display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 12px; border: 1px solid #526486; border-radius: 50%; color: var(--et-accent); font-size: 1.25rem; }
.endgame-trainer-page__empty-overlay h3 { margin: 0; font-size: clamp(1rem, 3.5vw, 1.35rem); overflow-wrap: anywhere; }
.endgame-trainer-page__empty-overlay p { max-width: 330px; margin: 7px 0 10px; color: #c8d2e5; font-size: clamp(.78rem, 2vw, .92rem); }
.endgame-trainer-page__empty-overlay span { color: var(--et-accent); font-size: .78rem; font-weight: 750; }
.endgame-trainer-page:not(.is-empty):not(.is-preparing) .endgame-trainer-page__empty-overlay { display: none; }
.endgame-trainer-page__overlay { background: #08101fe8; font-weight: 800; }
.endgame-trainer-page__overlay[hidden] { display: none; }
.endgame-trainer-page__announcement { min-height: 0; margin: 0; }
.endgame-trainer-page__announcement:empty { display: none; }
.endgame-trainer-page__state { display: flex; gap: 11px; align-items: flex-start; margin-top: 13px; padding: 12px; border: 1px solid #344664; border-radius: 11px; background: #0e1829; }
.endgame-trainer-page__state h3 { margin: 0; font-size: 1rem; }
.endgame-trainer-page__state p { margin: 2px 0 0; color: var(--et-muted); font-size: .84rem; }
.endgame-trainer-page__state [data-error-message]:empty { display: none; }
.endgame-trainer-page__status-icon { display: grid; place-items: center; flex: 0 0 34px; height: 34px; border-radius: 9px; background: #263656; color: var(--et-accent); }
.endgame-trainer-page.is-error .endgame-trainer-page__state { border-color: #7f4551; }
.endgame-trainer-page.is-completed .endgame-trainer-page__state { border-color: #397052; }
.endgame-trainer-page__controls { display: grid; gap: 8px; }
.endgame-trainer-page__controls--primary { grid-template-columns: repeat(3, 1fr); margin-top: 10px; }
.endgame-trainer-page__controls--primary button:not(:disabled) { border-color: #506da8; }
.endgame-trainer-page__new-position:not(:disabled) { background: #1f3357; font-weight: 700; }
.endgame-trainer-page__session-empty { padding: 17px 14px; border: 1px dashed #405270; border-radius: 12px; background: #101a2b; }
.endgame-trainer-page__session-empty i { color: var(--et-accent); }
.endgame-trainer-page__session-empty h3 { margin: 8px 0 6px; font-size: 1rem; }
.endgame-trainer-page__session-empty ol { margin: 0; padding-left: 20px; color: var(--et-muted); font-size: .86rem; }
.endgame-trainer-page__session-details { display: none; }
.endgame-trainer-page:not(.is-empty):not(.is-preparing) .endgame-trainer-page__session-empty { display: none; }
.endgame-trainer-page:not(.is-empty):not(.is-preparing) .endgame-trainer-page__session-details { display: block; }
.endgame-trainer-page__facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin: 0; padding: 10px 0; border-top: 1px solid #2a3953; }
.endgame-trainer-page__facts--main { grid-template-columns: 1fr; padding-top: 0; border-top: 0; }
.endgame-trainer-page__fact { min-width: 0; padding: 7px; border-radius: 8px; background: #101a2b; }
.endgame-trainer-page__fact dt { color: #9eabc2; font-size: .68rem; font-weight: 750; letter-spacing: .04em; text-transform: uppercase; }
.endgame-trainer-page__fact dd { margin: 2px 0 0; color: var(--et-text); font-size: .88rem; font-weight: 650; overflow-wrap: anywhere; }
.endgame-trainer-page__fact--objective { min-height: 64px; }
.endgame-trainer-page__hint-output { margin: 6px 0 0; color: var(--et-accent); font-size: .84rem; }
.endgame-trainer-page__hint-output:empty { display: none; }
.endgame-trainer-page__history-section { margin-top: 14px; padding-top: 12px; border-top: 1px solid #2a3953; }
.endgame-trainer-page__history-section h3 { margin: 0 0 7px; font-size: .96rem; }
.endgame-trainer-page__history { max-height: 145px; margin: 0; padding: 0; overflow: auto; list-style: none; scrollbar-width: thin; }
.endgame-trainer-page__history li { display: grid; gap: 2px; padding: 7px 8px; border-radius: 7px; font-size: .84rem; }
.endgame-trainer-page__history li:nth-child(even), .endgame-trainer-page__history li:last-child:not(:only-child) { background: #101b2e; }
.endgame-trainer-page__history li span { color: var(--et-muted); font-size: .76rem; }
.endgame-trainer-page__controls--secondary { grid-template-columns: 1fr 1fr; margin-top: 12px; }
.endgame-trainer-page__resign:not(:disabled) { border-color: #87515a; color: #ffc3ca; }
.endgame-trainer-page__promotion { max-width: calc(100vw - 24px); max-height: calc(100vh - 24px); background: var(--et-panel); color: var(--et-text); border: 1px solid var(--et-line); border-radius: 14px; }
.endgame-trainer-page__promotion div { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

@media (max-width: 1100px) {
    .endgame-trainer-page__grid { grid-template-columns: 1fr 1fr; grid-template-areas: "board board" "setup session"; }
    .endgame-trainer-page__board-panel { width: min(720px, 100%); justify-self: center; }
}
@media (max-width: 768px) {
    .endgame-trainer-page { display: block; padding-top: env(safe-area-inset-top); }
    .endgame-trainer-page__nav { position: fixed; z-index: 20; inset: 0 auto 0 0; width: min(280px, 85vw); height: 100dvh; transform: translateX(-105%); transition: transform .2s ease; box-shadow: 18px 0 45px #0008; }
    .endgame-trainer-page.is-nav-open .endgame-trainer-page__nav { transform: none; }
    .endgame-trainer-page__nav-toggle { display: grid; place-items: center; position: fixed; z-index: 21; top: max(12px, env(safe-area-inset-top)); left: 12px; width: 48px; height: 48px; border: 0; border-radius: 50%; background: #24314a; color: #fff; }
    .endgame-trainer-page__main { padding: 76px 10px 20px; }
    .endgame-trainer-page__header { margin-bottom: 16px; padding: 0 6px; }
    .endgame-trainer-page__header h1 { font-size: clamp(1.8rem, 9vw, 2.35rem); }
    .endgame-trainer-page__title-row { align-items: center; }
    .endgame-trainer-page__grid { display: flex; flex-direction: column; gap: 12px; }
    .endgame-trainer-page__board-panel, .endgame-trainer-page__setup, .endgame-trainer-page__session { width: 100%; }
    .endgame-trainer-page__board-panel { order: 1; padding: 12px; }
    .endgame-trainer-page__setup { order: 2; }
    .endgame-trainer-page__session { order: 3; }
    .endgame-trainer-page__controls--primary { grid-template-columns: 1fr 1fr 1.15fr; }
}
@media (max-width: 360px) {
    .endgame-trainer-page__main { padding-inline: 8px; }
    .endgame-trainer-page__header { padding-inline: 4px; }
    .endgame-trainer-page__header h1 { flex-basis: 100%; }
    .endgame-trainer-page__free { font-size: .75rem; }
    .endgame-trainer-page__empty-overlay { padding: 14px; }
    .endgame-trainer-page__empty-overlay i { width: 38px; height: 38px; margin-bottom: 8px; }
    .endgame-trainer-page__empty-overlay p { margin: 5px 0 7px; }
    .endgame-trainer-page__controls--primary { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    .endgame-trainer-page__nav, .endgame-trainer-page button { transition: none; }
}

.endgame-trainer-page__summary, .endgame-trainer-page__progress {
    max-width: 1140px; margin: 16px auto 0; padding: 18px; border: 1px solid var(--et-line); border-radius: 16px;
    background: linear-gradient(180deg, var(--et-panel-raised), var(--et-panel)); box-shadow: 0 16px 40px #02071338;
}
.endgame-trainer-page__progress-nav { width: min(1140px, calc(100% - 32px)); margin: 10px auto 0; text-align: right; }
.endgame-trainer-page__progress-nav[hidden] { display: none; }
.endgame-trainer-page__progress-nav button { width: auto; min-height: 44px; }
.endgame-trainer-page__progress h2:focus-visible { outline: 3px solid var(--et-accent); outline-offset: 5px; border-radius: 4px; }
.endgame-trainer-page__summary[hidden] { display: none; }
.endgame-trainer-page__summary dl { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin: 0; }
.endgame-trainer-page__summary dl div, .endgame-trainer-page__metric { min-width: 0; padding: 10px; border: 1px solid #30415f; border-radius: 10px; background: #0e1829; }
.endgame-trainer-page__summary dt, .endgame-trainer-page__metric span { display: block; color: var(--et-muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; }
.endgame-trainer-page__summary dd { margin: 3px 0 0; overflow-wrap: anywhere; }
.endgame-trainer-page__progress > header { display: flex; justify-content: space-between; gap: 12px; }
.endgame-trainer-page__progress > header p, .endgame-trainer-page__progress-footer p, [data-recent-caption] { margin: 2px 0 0; color: var(--et-muted); font-size: .82rem; }
.endgame-trainer-page__metrics { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 9px; margin: 14px 0 18px; }
.endgame-trainer-page__metric strong { display: block; margin-top: 2px; font-size: 1.35rem; }
.endgame-trainer-page__progress-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 18px; }
.endgame-trainer-page__progress h3 { margin: 0 0 9px; font-size: 1rem; }
.endgame-trainer-page__category-list, .endgame-trainer-page__recent { display: grid; gap: 7px; margin: 0; padding: 0; list-style: none; }
.endgame-trainer-page__recent-filters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-bottom: 9px; }
.endgame-trainer-page__recent-filters label { display: grid; gap: 4px; color: var(--et-muted); font-size: .76rem; font-weight: 700; }
.endgame-trainer-page__recent-filters select { width: 100%; min-height: 44px; padding: 7px 9px; border: 1px solid #3b4d6d; border-radius: 8px; color: var(--et-text); background: #0e1829; }
.endgame-trainer-page__recent-toggle { width: auto; min-width: 120px; min-height: 44px; margin-top: 9px; }
.endgame-trainer-page__recent-toggle[hidden] { display: none; }
[data-sync-feedback]:not(:empty) { margin-top: 6px; color: #b8d8ff; font-weight: 700; }
.endgame-trainer-page__category-list li, .endgame-trainer-page__recent li { display: grid; gap: 3px; padding: 9px 10px; border: 1px solid #2d3c57; border-radius: 9px; background: #0e1829; }
.endgame-trainer-page__category-list li { grid-template-columns: minmax(0, 1fr) repeat(3, auto); }
.endgame-trainer-page__category-list span, .endgame-trainer-page__recent small { color: var(--et-muted); font-size: .78rem; }
.endgame-trainer-page__recent strong { overflow-wrap: anywhere; }
.endgame-trainer-page__result-badge { justify-self: start; padding: 2px 7px; border: 1px solid #526486; border-radius: 999px; color: var(--et-success); font-size: .75rem; }
.endgame-trainer-page__progress-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--et-line); }
.endgame-trainer-page__progress-footer button { width: auto; min-width: 190px; }
[data-persistence-warning]:empty { display: none; }
.endgame-trainer-page__reset-dialog { width: min(430px, calc(100vw - 24px)); max-height: calc(100vh - 24px); padding: 20px; border: 1px solid var(--et-line); border-radius: 14px; background: var(--et-panel); color: var(--et-text); }
.endgame-trainer-page__reset-dialog::backdrop { background: #020713bb; }
.endgame-trainer-page__reset-dialog div { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 18px; }
.endgame-trainer-page__sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
@media (max-width: 900px) {
    .endgame-trainer-page__metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .endgame-trainer-page__summary dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
    .endgame-trainer-page__summary, .endgame-trainer-page__progress { width: 100%; margin-top: 16px; padding: 15px; }
    .endgame-trainer-page__progress-nav { width: 100%; padding: 0 16px; }
    .endgame-trainer-page__progress-grid { grid-template-columns: 1fr; }
    .endgame-trainer-page__progress-footer { align-items: stretch; flex-direction: column; }
    .endgame-trainer-page__progress-footer button { width: 100%; }
}
@media (max-width: 390px) {
    .endgame-trainer-page__metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .endgame-trainer-page__summary dl { grid-template-columns: 1fr 1fr; }
    .endgame-trainer-page__category-list li { grid-template-columns: 1fr; }
    .endgame-trainer-page__recent-filters { grid-template-columns: 1fr; }
    .endgame-trainer-page__recent-toggle, .endgame-trainer-page__progress-nav button { width: 100%; }
    .endgame-trainer-page__reset-dialog div { grid-template-columns: 1fr; }
}

.endgame-trainer-page__active-lesson { margin-top: 12px; padding: 12px; border: 1px solid #516b9f; border-radius: 12px; background: #111f37; }
.endgame-trainer-page__active-lesson[hidden], .endgame-trainer-page__curriculum[hidden], .endgame-trainer-page__path-detail[hidden], [data-guided-launcher][hidden], [data-free-practice][hidden] { display: none; }
.endgame-trainer-page__active-lesson > div:first-child { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.endgame-trainer-page__active-lesson p { margin: 0; color: var(--et-accent); font-size: .78rem; font-weight: 800; }
.endgame-trainer-page__active-lesson h3 { margin: 0; font-size: 1rem; }
.endgame-trainer-page__active-lesson dl, .endgame-trainer-page__guided-summary dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; margin: 10px 0; }
.endgame-trainer-page__active-lesson dl div, .endgame-trainer-page__guided-summary dl div { min-width: 0; padding: 8px; border-radius: 8px; background: #0d182a; }
.endgame-trainer-page__active-lesson dt, .endgame-trainer-page__guided-summary dt { color: var(--et-muted); font-size: .68rem; text-transform: uppercase; }
.endgame-trainer-page__active-lesson dd, .endgame-trainer-page__guided-summary dd { margin: 2px 0 0; overflow-wrap: anywhere; }
.endgame-trainer-page__lesson-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.endgame-trainer-page__lesson-nav [data-guided-exit] { grid-column: 1 / -1; }
.endgame-trainer-page__guided-launcher { display: grid; gap: 10px; padding: 12px; border: 1px solid #435a82; border-radius: 11px; background: #101b2e; }
.endgame-trainer-page__guided-launcher h3, .endgame-trainer-page__guided-launcher p { margin: 0; }
.endgame-trainer-page__curriculum { max-width: 1140px; margin: 16px auto 0; padding: 18px; border: 1px solid var(--et-line); border-radius: 16px; background: linear-gradient(180deg, var(--et-panel-raised), var(--et-panel)); }
.endgame-trainer-page__curriculum > header p { margin: 3px 0 0; color: var(--et-muted); }
.endgame-trainer-page__paths { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 14px; }
.endgame-trainer-page__path-card { min-width: 0; padding: 14px; border: 1px solid #344866; border-radius: 12px; background: #0e1829; }
.endgame-trainer-page__path-card h3, .endgame-trainer-page__path-card p { margin: 0 0 7px; overflow-wrap: anywhere; }
.endgame-trainer-page__path-card p { color: var(--et-muted); font-size: .84rem; }
.endgame-trainer-page__progressbar { height: 12px; margin: 10px 0; overflow: hidden; border: 1px solid #405376; border-radius: 999px; background: #09111f; }
.endgame-trainer-page__progressbar span { display: block; width: var(--progress, 0%); height: 100%; background: var(--et-success); }
.endgame-trainer-page__path-detail { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--et-line); }
.endgame-trainer-page__path-detail > header { display: flex; justify-content: space-between; gap: 12px; }
.endgame-trainer-page__path-detail h3, .endgame-trainer-page__path-detail p { margin: 0 0 5px; }
.endgame-trainer-page__path-detail ol { display: grid; gap: 9px; margin: 12px 0 0; padding: 0; list-style: none; }
.endgame-trainer-page__path-detail li { padding: 12px; border: 1px solid #334663; border-radius: 10px; background: #0e1829; }
.endgame-trainer-page__path-detail li[data-lesson-status="completed"] { border-color: #397052; }
.endgame-trainer-page__path-detail h4 { margin: 0 0 5px; }
.endgame-trainer-page__path-detail li p { color: var(--et-muted); font-size: .82rem; }
.endgame-trainer-page__path-detail li button { width: auto; min-width: 150px; margin-top: 5px; }
.endgame-trainer-page__guided-summary { margin-bottom: 18px; padding: 13px; border: 1px solid #344866; border-radius: 12px; background: #101a2b; }
.endgame-trainer-page__guided-summary dl { grid-template-columns: repeat(5, minmax(0, 1fr)); margin-bottom: 0; }
.endgame-trainer-page__switch-dialog { width: min(470px, calc(100vw - 24px)); padding: 20px; border: 1px solid var(--et-line); border-radius: 14px; background: var(--et-panel); color: var(--et-text); }
.endgame-trainer-page__switch-dialog::backdrop { background: #020713bb; }
.endgame-trainer-page__switch-dialog div { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 18px; }

@media (max-width: 768px) {
    .endgame-trainer-page__paths { grid-template-columns: 1fr; }
    .endgame-trainer-page__curriculum { width: 100%; padding: 15px; }
    .endgame-trainer-page__active-lesson { margin-top: 10px; }
    .endgame-trainer-page__guided-summary dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .endgame-trainer-page__path-detail > header { display: block; }
}
@media (max-width: 390px) {
    .endgame-trainer-page__active-lesson dl, .endgame-trainer-page__guided-summary dl, .endgame-trainer-page__lesson-nav, .endgame-trainer-page__switch-dialog div { grid-template-columns: 1fr; }
    .endgame-trainer-page__lesson-nav [data-guided-exit] { grid-column: auto; }
    .endgame-trainer-page__path-detail li button { width: 100%; }
}
/* Essential Canon Learn/Recall pilot */
.endgame-trainer-page__pilot { margin: 1rem 0 1.5rem; padding: 1rem; border: 1px solid #d5d8dc; border-radius: .75rem; }
.endgame-trainer-page__pilot-lessons { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: .75rem; }
.endgame-trainer-page__pilot-lessons article, .endgame-trainer-page__pilot-player { padding: 1rem; border: 1px solid #d5d8dc; border-radius: .65rem; }
.endgame-trainer-page__pilot-player { margin-top: 1rem; }
.endgame-trainer-page__pilot-player button, .endgame-trainer-page__pilot-lessons button { min-height: 44px; }
.endgame-trainer-page__pilot-player fieldset { margin: .75rem 0; }
.endgame-trainer-page__pilot-player [data-pilot-options] { display: flex; flex-wrap: wrap; gap: .5rem; }
.endgame-trainer-page__pilot-feedback { min-height: 1.5em; }