/* Guided lesson flow: theory -> task -> practice -> materials. */
.ilc-standalone-lesson-player-page {
    --ilc-lesson-top-gap: 10px;
    margin: 0;
    background: var(--ilc-ui-bg, #f6f8f9);
}

.ilc-standalone-lesson-player {
    box-sizing: border-box;
    min-height: 100vh;
    padding: var(--ilc-lesson-top-gap) 72px 64px 22px;
}

.ilc-guided-lesson {
    /* Shortcode lessons do not have the standalone route wrapper, so the
     * lesson shell also owns the same ten-pixel viewport breathing room. */
    --ilc-lesson-top-gap: 10px;
    --ilc-flow-width: 1120px;
    --ilc-flow-gap: 22px;
    --ilc-card-radius: 22px;
    --ilc-canvas: var(--ilc-ui-bg, #f6f8f9);
    --ilc-surface: var(--ilc-ui-surface, #fff);
    --ilc-surface-soft: var(--ilc-ui-surface-2, #f8fafc);
    --ilc-heading: var(--ilc-ui-heading, #111827);
    --ilc-body: var(--ilc-ui-text, #273449);
    --ilc-subtle: var(--ilc-ui-muted, #667085);
    --ilc-line: var(--ilc-ui-border, rgba(99, 115, 139, .22));
    --ilc-accent: var(--ilc-ui-accent, var(--ilc-blue, #2f6ea6));
    position: relative;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: var(--ilc-lesson-top-gap) 0 40px;
    color: var(--ilc-body);
    background: transparent;
    font-family: var(--ilc-ui-font, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
}

@supports (padding-top: env(safe-area-inset-top)) {
    .ilc-standalone-lesson-player-page,
    .ilc-guided-lesson {
        /* Preserve the requested 10px after the device's protected area. */
        --ilc-lesson-top-gap: calc(10px + env(safe-area-inset-top, 0px));
    }
}

/* The standalone route already applies the gap to its outer canvas. */
.ilc-standalone-lesson-player .ilc-guided-lesson { padding-top: 0; }

.ilc-guided-lesson.ilc-layout--balanced { --ilc-flow-width: 1280px; }
.ilc-guided-lesson.ilc-layout--reading { --ilc-flow-width: 880px; }
.ilc-guided-lesson.ilc-density--compact { --ilc-flow-gap: 14px; --ilc-card-radius: 18px; }

.ilc-guided-lesson *,
.ilc-guided-lesson *::before,
.ilc-guided-lesson *::after { box-sizing: border-box; }

body.ilc-ui-enhanced .ilc-guided-lesson .ilc-player-header,
.ilc-guided-lesson .ilc-player-header {
    position: relative;
    overflow: visible;
    width: min(100%, var(--ilc-flow-width));
    margin: 0 auto 18px;
    padding: 15px 20px 17px;
    border: 1px solid var(--ilc-line) !important;
    border-radius: 20px !important;
    background: var(--ilc-surface) !important;
    color: var(--ilc-body) !important;
    box-shadow: 0 10px 30px rgba(15, 23, 42, .055) !important;
    scroll-margin-top: calc(var(--ilc-lesson-top-gap) + var(--wp-admin--admin-bar--height, 0px));
}

body.ilc-ui-enhanced .ilc-guided-lesson .ilc-player-header::after { display: none !important; }

.ilc-platform-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 11px;
    border-bottom: 1px solid var(--ilc-line);
}

.ilc-platform-brand {
    display: inline-flex;
    align-items: center;
    min-width: 0;
    gap: 10px;
    color: var(--ilc-heading) !important;
    text-decoration: none !important;
}

.ilc-platform-brand__mark {
    display: inline-flex;
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 10px;
    background: var(--ilc-accent);
    color: #fff;
    font-size: 15px;
    font-weight: 850;
}

.ilc-platform-brand__mark.has-image {
    contain: layout paint;
    width: 116px !important;
    min-width: 34px !important;
    max-width: 116px !important;
    height: 34px !important;
    min-height: 34px !important;
    max-height: 34px !important;
    padding: 3px 6px !important;
    background: transparent !important;
    background-image: none !important;
}
.ilc-platform-brand__mark.has-image img {
    display: block !important;
    width: 100% !important;
    min-width: 0 !important;
    max-width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    max-height: 100% !important;
    border: 0 !important;
    background: transparent !important;
    object-fit: contain !important;
    object-position: center !important;
}
.ilc-platform-brand__mark img {
    display: block !important;
    width: 100% !important;
    min-width: 0 !important;
    max-width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    max-height: 100% !important;
    border: 0 !important;
    background: transparent !important;
    object-fit: contain !important;
    object-position: center !important;
}
.ilc-platform-brand > span:last-child { display: grid; min-width: 0; line-height: 1.15; }
.ilc-platform-brand small { color: var(--ilc-subtle); font-size: 10px; font-weight: 650; letter-spacing: .04em; text-transform: uppercase; }
.ilc-platform-brand strong { overflow: hidden; color: var(--ilc-heading); font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }

.ilc-lesson-status {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 7px;
    min-height: 28px;
    padding: 5px 10px;
    border: 1px solid color-mix(in srgb, var(--ilc-accent) 24%, transparent);
    border-radius: 999px;
    background: color-mix(in srgb, var(--ilc-accent) 9%, var(--ilc-surface));
    color: var(--ilc-accent);
    font-size: 12px;
    font-weight: 800;
}

.ilc-lesson-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.ilc-lesson-status.is-completed { border-color: rgba(16, 153, 95, .25); background: rgba(16, 153, 95, .09); color: #0b8b56; }

.ilc-guided-lesson .ilc-player-breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    align-items: center;
    margin: 13px 0 7px;
    color: var(--ilc-subtle);
    font-size: 12px;
}

.ilc-guided-lesson .ilc-player-breadcrumbs a {
    border-radius: 4px;
    color: var(--ilc-accent);
    font-weight: 750;
    text-decoration-line: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    transition: color .16s ease, text-decoration-thickness .16s ease;
}

.ilc-guided-lesson .ilc-player-breadcrumbs a:hover {
    color: var(--ilc-heading);
    text-decoration-thickness: 2px;
}

.ilc-guided-lesson .ilc-player-breadcrumbs a:focus-visible {
    outline: 2px solid var(--ilc-accent);
    outline-offset: 3px;
}

.ilc-guided-lesson .ilc-player-title-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; }
.ilc-guided-lesson .ilc-player-title-row > .ilc-entity-title-row { display:flex;min-width:0;flex:1 1 auto;align-items:flex-start;justify-content:space-between;gap:16px; }
.ilc-guided-lesson .ilc-player-title-row .ilc-entity-title-copy { min-width:0;flex:1 1 auto; }
.ilc-guided-lesson .ilc-player-title-row .ilc-entity-title-avatar { display:block;overflow:hidden;width:72px;height:72px;aspect-ratio:1 / 1;flex:0 0 72px;border:2px solid var(--ilc-line);border-radius:50%;background:var(--ilc-surface-soft);box-shadow:0 10px 24px rgba(15,23,42,.12); }
.ilc-guided-lesson .ilc-player-title-row .ilc-entity-title-avatar img { display:block;width:100%!important;max-width:100%!important;height:100%!important;max-height:100%!important;border-radius:inherit;object-fit:cover!important; }
.ilc-guided-lesson .ilc-player-title-copy { min-width: 0; }
.ilc-guided-lesson .ilc-player-eyebrow,
.ilc-guided-lesson .ilc-section-heading__eyebrow {
    margin: 0 0 4px;
    color: var(--ilc-accent);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .065em;
    text-transform: uppercase;
}

body.ilc-ui-enhanced .ilc-guided-lesson .ilc-player-header h1,
.ilc-guided-lesson .ilc-player-title-row h1 {
    max-width: 850px;
    margin: 0;
    color: var(--ilc-heading) !important;
    font-size: clamp(24px, 3vw, 34px) !important;
    font-weight: 720;
    line-height: 1.14;
    letter-spacing: -.035em;
}

.ilc-guided-lesson .ilc-player-meta { display: flex; flex: 0 0 auto; flex-wrap: wrap; justify-content: flex-end; gap: 6px; min-width: 0; }
.ilc-guided-lesson .ilc-meta-chip {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 4px 9px;
    border: 1px solid var(--ilc-line);
    border-radius: 999px;
    background: var(--ilc-surface-soft) !important;
    color: var(--ilc-subtle) !important;
    font-size: 11px;
    font-weight: 700;
}

.ilc-lesson-status-line { overflow: hidden; height: 3px; margin-top: 14px; border-radius: 999px; background: color-mix(in srgb, var(--ilc-line) 75%, transparent); }
.ilc-lesson-status-line > span { display: block; width: var(--ilc-lesson-status-progress, 8%); height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--ilc-accent), var(--ilc-ui-accent-2, #72a9d3)); transition: width .35s ease; }

.ilc-learning-flow {
    display: grid;
    width: min(100%, var(--ilc-flow-width));
    margin: 0 auto;
    gap: var(--ilc-flow-gap);
}

body.ilc-ui-enhanced .ilc-guided-lesson .ilc-learning-step,
.ilc-guided-lesson .ilc-learning-step,
.ilc-guided-lesson .ilc-practice-stage,
.ilc-guided-lesson .ilc-lesson-downloads {
    scroll-margin-top: 22px;
}

body.ilc-ui-enhanced .ilc-guided-lesson .ilc-panel,
.ilc-guided-lesson .ilc-panel {
    border: 1px solid var(--ilc-line) !important;
    border-radius: var(--ilc-card-radius) !important;
    background: var(--ilc-surface) !important;
    color: var(--ilc-body) !important;
    box-shadow: 0 12px 34px rgba(15, 23, 42, .055) !important;
    backdrop-filter: none;
}

.ilc-guided-lesson .ilc-learning-step { padding: clamp(20px, 3vw, 34px); }
.ilc-guided-lesson.ilc-density--compact .ilc-learning-step { padding: 20px 24px; }
.ilc-section-heading { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.ilc-section-heading > div { min-width: 0; }
.ilc-section-heading h2,
.ilc-practice-stage__head h2 {
    margin: 0 !important;
    color: var(--ilc-heading) !important;
    font-size: clamp(21px, 2.2vw, 28px) !important;
    line-height: 1.2;
    letter-spacing: -.02em;
}

.ilc-section-heading__number {
    display: inline-flex;
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    border-radius: 13px;
    background: color-mix(in srgb, var(--ilc-accent) 11%, var(--ilc-surface));
    color: var(--ilc-accent);
    font-size: 12px;
    font-weight: 850;
}

.ilc-panel-collapse {
    display: inline-flex;
    width: 34px;
    height: 34px;
    margin-left: auto;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--ilc-line);
    border-radius: 10px;
    background: var(--ilc-surface-soft);
    color: var(--ilc-heading);
    cursor: pointer;
}

.ilc-theory-content { max-width: 78ch; color: var(--ilc-body); font-size: 16px; line-height: 1.72; }
.ilc-layout--reading .ilc-theory-content { max-width: 70ch; }
.ilc-theory-content > :first-child { margin-top: 0; }
.ilc-theory-content > :last-child { margin-bottom: 0; }
.ilc-theory-content p { margin: 0 0 1em; }
.ilc-theory-content ul,
.ilc-theory-content ol { margin: .8em 0 1.1em; padding-left: 1.35em; }
.ilc-theory-content li + li { margin-top: .42em; }
.ilc-theory-note { margin: 18px 0; padding: 16px 18px; border: 1px solid color-mix(in srgb, var(--ilc-accent) 22%, var(--ilc-line)); border-left: 4px solid var(--ilc-accent); border-radius: 14px; background: color-mix(in srgb, var(--ilc-accent) 7%, var(--ilc-surface)); }
.ilc-theory-warning { border-color: rgba(217, 119, 6, .25); border-left-color: #d97706; background: rgba(245, 158, 11, .075); }
.ilc-theory-code { max-width: 100%; overflow: auto; padding: 17px 18px; border-radius: 15px; background: #101827; color: #e8edf5; font-size: 13px; line-height: 1.65; }
.is-theory-collapsed .ilc-theory-content { display: none; }
.is-theory-collapsed .ilc-theory-panel .ilc-section-heading { margin-bottom: 0; }

.ilc-task-panel { border-left: 4px solid var(--ilc-accent) !important; }
.ilc-task-text { max-width: 82ch; font-size: 16px; line-height: 1.7; }
.ilc-task-text > :first-child { margin-top: 0; }
.ilc-task-text > :last-child { margin-bottom: 0; }
.ilc-success-condition { display: flex; flex-wrap: wrap; gap: 5px 10px; margin-top: 20px; padding: 14px 16px; border: 1px solid var(--ilc-line); border-radius: 14px; background: var(--ilc-surface-soft); }
.ilc-success-condition strong { color: var(--ilc-heading); }
.ilc-practice-brief { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.ilc-practice-brief__section { min-width: 0; padding: 16px 17px; border: 1px solid var(--ilc-line); border-radius: 15px; background: var(--ilc-surface-soft); overflow-wrap: anywhere; }
.ilc-practice-brief__section h3 { margin: 0 0 10px; color: var(--ilc-heading); font-size: 16px; line-height: 1.3; }
.ilc-practice-brief__section ol,
.ilc-practice-brief__section ul { margin: 0; padding-left: 1.25em; color: var(--ilc-body); font-size: 14px; line-height: 1.58; }
.ilc-practice-brief__section li + li { margin-top: 7px; }
.ilc-practice-brief__section .ilc-task-text { color: var(--ilc-body); font-size: 14px; line-height: 1.58; }
.ilc-practice-editor-focus { display: flex; grid-column: 1 / -1; align-items: flex-start; gap: 12px; padding: 15px 17px; border: 2px solid color-mix(in srgb, var(--ilc-accent) 48%, var(--ilc-line)); border-radius: 15px; background: color-mix(in srgb, var(--ilc-accent) 8%, var(--ilc-surface)); color: var(--ilc-body); }
.ilc-practice-editor-focus__icon { display: inline-flex; width: 32px; height: 32px; flex: 0 0 32px; align-items: center; justify-content: center; border-radius: 10px; background: color-mix(in srgb, var(--ilc-accent) 16%, var(--ilc-surface)); color: var(--ilc-accent); font-size: 18px; font-weight: 850; }
.ilc-practice-editor-focus__icon svg { display: block; width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ilc-practice-editor-focus > div { min-width: 0; }
.ilc-practice-editor-focus h3 { margin: 0 0 5px; color: var(--ilc-heading); font-size: 16px; line-height: 1.3; }
.ilc-practice-editor-focus p { margin: 0; color: var(--ilc-body); font-size: 14px; line-height: 1.58; overflow-wrap: anywhere; }
.ilc-practice-editor-focus code { padding: 1px 5px; border: 1px solid color-mix(in srgb, var(--ilc-accent) 22%, var(--ilc-line)); border-radius: 6px; background: var(--ilc-surface-soft); color: var(--ilc-heading); font-size: .94em; }

.ilc-practice-stage {
    display: grid;
    gap: 16px;
    padding: clamp(18px, 2.4vw, 28px);
    border: 1px solid color-mix(in srgb, var(--ilc-accent) 20%, var(--ilc-line));
    border-radius: calc(var(--ilc-card-radius) + 4px);
    background: color-mix(in srgb, var(--ilc-accent) 4%, var(--ilc-surface-soft));
}

.ilc-practice-stage__head { display: flex; align-items: flex-start; gap: 14px; padding: 2px 3px 4px; }
.ilc-practice-stage__head > div { min-width: 0; }
.ilc-practice-stage__head p:last-child { max-width: 720px; margin: 6px 0 0; color: var(--ilc-subtle); font-size: 14px; line-height: 1.5; }

.ilc-guided-lesson .ilc-workspace { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(330px, .92fr); gap: 16px; align-items: stretch; }
.ilc-guided-lesson .ilc-editor-panel,
.ilc-guided-lesson .ilc-preview-panel { display: flex; min-height: 510px; padding: 20px; flex-direction: column; }
.ilc-guided-lesson.has-smart-scroll .ilc-editor-panel,
.ilc-guided-lesson.has-smart-scroll .ilc-preview-panel { min-height: 0; height: min(68vh, 620px); }
.ilc-workspace-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.ilc-workspace-heading h2,
.ilc-preview-panel h2 { margin: 0 !important; color: var(--ilc-heading) !important; font-size: 18px !important; }
.ilc-workspace-heading__state { display: inline-flex; align-items: center; gap: 6px; color: var(--ilc-subtle); font-size: 11px; }
.ilc-workspace-heading__state i { width: 7px; height: 7px; border-radius: 50%; background: #12a768; box-shadow: 0 0 0 3px rgba(18, 167, 104, .12); }
.ilc-guided-lesson .ilc-editor-tabs { margin-bottom: 11px; }
.ilc-guided-lesson .ilc-editor-panels { min-height: 0; flex: 1; }
.ilc-guided-lesson .ilc-editor-pane { width: 100%; min-width: 0; max-width: 100%; height: auto; }
.ilc-guided-lesson .ilc-editor-pane textarea { display: block; width: 100%; max-width: 100%; height: clamp(380px, 58vh, 720px); min-height: 380px; max-height: 720px; overflow: auto; box-sizing: border-box; border-radius: 14px; resize: vertical; }
.ilc-guided-lesson.has-smart-scroll .ilc-editor-pane { height: 100%; }
.ilc-guided-lesson.has-smart-scroll .ilc-editor-pane textarea { height: 100%; min-height: 0; max-height: 100%; resize: none; overflow: auto; }
.ilc-guided-lesson .ilc-preview-panel iframe { min-height: 430px; flex: 1; border-radius: 14px; }
.ilc-guided-lesson.has-smart-scroll .ilc-preview-panel iframe { min-height: 0; }
.ilc-guided-lesson .ilc-check-panel { padding: 18px 20px; }

.ilc-practice-support { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; margin-top: 2px; }
.ilc-practice-support > .ilc-panel { min-width: 0; padding: 20px; }
.ilc-section-heading--compact { margin: 0; }
.ilc-section-heading--compact h2 { font-size: 18px !important; }
.ilc-section-heading__icon { display: inline-flex; width: 32px; height: 32px; align-items: center; justify-content: center; border-radius: 10px; background: color-mix(in srgb, var(--ilc-accent) 10%, var(--ilc-surface)); color: var(--ilc-accent); font-weight: 850; }

.ilc-guided-lesson .ilc-lesson-video { width: 100%; margin: 0; }
.ilc-guided-lesson .ilc-lesson-video__card { border-radius: var(--ilc-card-radius); box-shadow: 0 12px 34px rgba(15, 23, 42, .055); }
.ilc-guided-lesson .ilc-lesson-downloads { padding: clamp(20px, 3vw, 30px); border: 1px solid var(--ilc-line); border-radius: var(--ilc-card-radius); background: var(--ilc-surface); box-shadow: 0 12px 34px rgba(15, 23, 42, .055); }
.ilc-guided-lesson .ilc-lesson-downloads__header h2 { margin: 0 0 7px; color: var(--ilc-heading); font-size: clamp(21px, 2.2vw, 27px); }
.ilc-guided-lesson .ilc-lesson-downloads__header p:last-child { margin: 0; color: var(--ilc-subtle); }

.ilc-custom-code-practice { padding: 0 !important; overflow: hidden; border: 0 !important; background: transparent !important; box-shadow: none !important; }

/* Right-side icon rail. */
.ilc-lesson-rail {
    position: absolute;
    z-index: 990;
    top: 18px;
    right: 14px;
    display: grid;
    justify-items: end;
    gap: 8px;
}

.has-sticky-navigation .ilc-lesson-rail { position: fixed; top: max(18px, calc(var(--wp-admin--admin-bar--height, 0px) + 14px)); right: max(14px, calc((100vw - 1510px) / 2)); }
.ilc-lesson-rail__items { display: grid; gap: 5px; padding: 6px; border: 1px solid var(--ilc-line); border-radius: 16px; background: color-mix(in srgb, var(--ilc-surface) 94%, transparent); box-shadow: 0 14px 34px rgba(15, 23, 42, .13); backdrop-filter: blur(15px); }
.ilc-lesson-rail button,
.ilc-lesson-rail a {
    position: relative;
    display: inline-flex;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    border-radius: 11px;
    background: transparent;
    color: var(--ilc-subtle);
    text-decoration: none;
    cursor: pointer;
    transition: background .16s ease, color .16s ease, transform .16s ease;
}

.ilc-lesson-rail button:hover,
.ilc-lesson-rail a:hover,
.ilc-lesson-rail a.is-active { background: color-mix(in srgb, var(--ilc-accent) 11%, var(--ilc-surface)); color: var(--ilc-accent); transform: translateX(-1px); }
.ilc-lesson-rail button:focus-visible,
.ilc-lesson-rail a:focus-visible { outline: 3px solid color-mix(in srgb, var(--ilc-accent) 28%, transparent); outline-offset: 2px; }
.ilc-lesson-rail svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ilc-lesson-rail svg .ilc-icon-fill { fill: currentColor; stroke: none; }
.ilc-lesson-rail__toggle { border: 1px solid var(--ilc-line) !important; background: var(--ilc-surface) !important; color: var(--ilc-heading) !important; box-shadow: 0 10px 24px rgba(15, 23, 42, .12); }
.ilc-lesson-rail__separator { display: block; width: 24px; height: 1px; margin: 2px auto; background: var(--ilc-line); }
.is-toolbar-collapsed .ilc-lesson-rail__items { display: none; }

.ilc-lesson-rail [data-ilc-tooltip]::after {
    content: attr(data-ilc-tooltip);
    position: absolute;
    top: 50%;
    right: calc(100% + 9px);
    z-index: 5;
    width: max-content;
    max-width: 210px;
    padding: 6px 9px;
    border-radius: 8px;
    background: #111827;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    line-height: 1.25;
    opacity: 0;
    pointer-events: none;
    transform: translate(4px, -50%);
    transition: opacity .15s ease, transform .15s ease;
}
.ilc-lesson-rail [data-ilc-tooltip]:hover::after,
.ilc-lesson-rail [data-ilc-tooltip]:focus-visible::after { opacity: 1; transform: translate(0, -50%); }

.ilc-reset-popover {
    position: absolute;
    top: 0;
    right: 54px;
    width: min(330px, calc(100vw - 90px));
    padding: 16px;
    border: 1px solid var(--ilc-line);
    border-radius: 16px;
    background: var(--ilc-surface);
    color: var(--ilc-body);
    box-shadow: 0 20px 50px rgba(15, 23, 42, .2);
}
.ilc-reset-popover[hidden] { display: none; }
.ilc-reset-popover strong { color: var(--ilc-heading); font-size: 15px; }
.ilc-reset-popover p { margin: 7px 0 13px; color: var(--ilc-subtle); font-size: 13px; line-height: 1.45; }
.ilc-reset-popover > div { display: flex; justify-content: flex-end; gap: 8px; }
.ilc-reset-popover .ilc-primary-button,
.ilc-reset-popover .ilc-secondary-button { width: auto; height: auto; min-height: 34px; padding: 8px 11px; }
.ilc-reset-popover small { display: block; margin-top: 9px; color: var(--ilc-subtle); }

/* Account/auth stays in context in a large, accessible modal. */
.ilc-account-modal[hidden] { display: none; }
.ilc-account-modal { position: fixed; z-index: 100000; inset: 0; display: grid; place-items: center; padding: 18px; }
.ilc-account-modal__backdrop { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; border-radius: 0; background: rgba(15, 23, 42, .58); cursor: default; backdrop-filter: blur(4px); }
.ilc-account-modal__dialog { position: relative; display: grid; grid-template-rows: auto minmax(0, 1fr); overflow: hidden; width: min(940px, calc(100vw - 36px)); height: min(760px, calc(100vh - 36px)); border: 1px solid var(--ilc-line); border-radius: 20px; background: var(--ilc-surface); box-shadow: 0 32px 90px rgba(15, 23, 42, .35); }
.ilc-account-modal__dialog.has-auth-tabs { grid-template-rows: auto auto minmax(0, 1fr); }
.ilc-account-modal__dialog > header { display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 58px; padding: 10px 14px; border-bottom: 1px solid var(--ilc-line); }
.ilc-account-modal__dialog > header small { display: block; margin-bottom: 2px; color: var(--ilc-subtle); font-size: 10px; text-transform: uppercase; letter-spacing: .06em; }
.ilc-account-modal__dialog > header h2 { margin: 0; color: var(--ilc-heading); font-size: 18px; }
.ilc-account-modal__dialog > header button { display: inline-flex; width: 38px; height: 38px; align-items: center; justify-content: center; padding: 0; border: 1px solid var(--ilc-line); border-radius: 11px; background: var(--ilc-surface-soft); color: var(--ilc-heading); cursor: pointer; }
.ilc-account-modal__dialog > header svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.ilc-account-modal__tabs { display: flex; gap: 7px; padding: 9px 16px; border-bottom: 1px solid var(--ilc-line); background: var(--ilc-surface-soft); }
.ilc-account-modal__tabs button { min-height: 34px; padding: 7px 13px; border: 1px solid transparent; border-radius: 10px; background: transparent; color: var(--ilc-subtle); font-weight: 750; cursor: pointer; }
.ilc-account-modal__tabs button.is-active { border-color: color-mix(in srgb, var(--ilc-accent) 22%, transparent); background: var(--ilc-surface); color: var(--ilc-accent); }
.ilc-account-modal iframe { display: block; width: 100%; height: 100%; min-height: 0; border: 0; background: var(--ilc-canvas); }
body.ilc-account-modal-open { overflow: hidden; }

/* A lesson owns the right rail; the shared panel remains available through its palette icon. */
body.ilc-has-lesson-toolbar .ilc-theme-switcher .ilc-front-rail { display: none !important; }
body.ilc-has-lesson-toolbar .ilc-theme-switcher { right: max(14px, calc((100vw - 1510px) / 2)) !important; top: max(18px, calc(var(--wp-admin--admin-bar--height, 0px) + 14px)) !important; }
body.ilc-has-lesson-toolbar .ilc-theme-switcher__panel { right: 52px !important; }

.is-focus-mode .ilc-player-header,
.is-focus-mode .ilc-learning-flow > :not(.ilc-practice-stage) { display: none !important; }
.is-focus-mode .ilc-learning-flow { --ilc-flow-width: 1320px; }
.is-focus-mode .ilc-practice-stage { min-height: calc(100vh - 44px); }

body.ilc-ui-mode-dark .ilc-guided-lesson,
body.ilc-ui-mode-system .ilc-guided-lesson { color-scheme: inherit; }

@media (prefers-reduced-motion: reduce) {
    .ilc-guided-lesson *,
    .ilc-guided-lesson *::before,
    .ilc-guided-lesson *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

/* Administrator-authored HTML/JS runs in an opaque-origin iframe. The frame
 * grows with compact widgets and becomes internally scrollable above 800px. */
.ilc-custom-code-frame {
    display: block;
    width: 100%;
    height: 280px;
    min-height: 120px;
    max-height: 800px;
    overflow: auto;
    border: 1px solid var(--ilc-theme-border, var(--ilc-border, #d8e2ec));
    border-radius: 16px;
    background: var(--ilc-theme-surface-2, var(--ilc-soft-2, #f8fafc));
}
.ilc-custom-code-frame.has-internal-scroll {
    border-color: var(--ilc-theme-border-strong, var(--ilc-border, #bdcad8));
}
.ilc-custom-code-panel > .ilc-custom-code-frame {
    max-width: 100%;
}

@media (max-width: 1180px) {
    .ilc-standalone-lesson-player { padding-right: 66px; }
    .ilc-practice-brief { grid-template-columns: 1fr; }
    .ilc-guided-lesson .ilc-workspace { grid-template-columns: 1fr; }
    .ilc-guided-lesson .ilc-editor-panel,
    .ilc-guided-lesson .ilc-preview-panel,
    .ilc-guided-lesson.has-smart-scroll .ilc-editor-panel,
    .ilc-guided-lesson.has-smart-scroll .ilc-preview-panel { height: auto; min-height: 0; }
    .ilc-guided-lesson .ilc-editor-pane textarea { height: min(56vh, 640px); min-height: 360px; max-height: 640px; resize: vertical; }
    .ilc-guided-lesson .ilc-preview-panel iframe { min-height: 380px; }
}

@media (max-width: 820px) {
    .ilc-standalone-lesson-player { padding: var(--ilc-lesson-top-gap) 12px 76px; }
    body.ilc-has-lesson-toolbar .ilc-theme-switcher { right: 12px !important; top: max(12px, calc(var(--wp-admin--admin-bar--height, 0px) + 8px)) !important; bottom: auto !important; }
    body.ilc-has-lesson-toolbar .ilc-theme-switcher__panel { right: 48px !important; top: 0 !important; bottom: auto !important; }
    .ilc-guided-lesson { padding-bottom: 24px; }
    .ilc-guided-lesson .ilc-player-title-row { align-items: flex-start; flex-direction: column; gap: 10px; }
    .ilc-guided-lesson .ilc-player-title-row > .ilc-entity-title-row { width:100%; }
    .ilc-guided-lesson .ilc-player-meta { justify-content: flex-start; }
    .ilc-practice-support { grid-template-columns: 1fr; }
    .has-sticky-navigation .ilc-lesson-rail,
    .ilc-lesson-rail { position: fixed; top: max(12px, calc(var(--wp-admin--admin-bar--height, 0px) + 8px)); right: 12px; bottom: auto; }
    .ilc-lesson-rail__items { max-height: calc(100vh - 82px); overflow-y: auto; }
    .ilc-reset-popover { top: 0; bottom: auto; }
    .ilc-account-modal { padding: 8px; }
    .ilc-account-modal__dialog { width: calc(100vw - 16px); height: calc(100vh - 16px); border-radius: 16px; }
}

@media (max-width: 560px) {
    .ilc-guided-lesson .ilc-player-header { padding: 12px 14px 14px; border-radius: 16px !important; }
    .ilc-platform-bar { min-width: 0; padding-right: 48px; }
    .ilc-platform-brand { min-width: 0; max-width: calc(100% - 92px); overflow: hidden; }
    .ilc-platform-brand small { display: none; }
    .ilc-platform-brand > span:last-child { min-width: 0; overflow: hidden; }
    .ilc-platform-brand strong { display: block; max-width: 112px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .ilc-platform-brand__mark.has-image {
        width: min(72px, 19vw) !important;
        min-width: 34px !important;
        max-width: 72px !important;
        height: 32px !important;
        min-height: 32px !important;
        max-height: 32px !important;
        padding: 2px !important;
        contain: layout paint;
    }
    .ilc-platform-brand__mark.has-image img {
        display: block !important;
        width: 100% !important;
        min-width: 0 !important;
        max-width: 100% !important;
        height: 100% !important;
        min-height: 0 !important;
        max-height: 100% !important;
        object-fit: contain !important;
        object-position: center !important;
    }
    .ilc-guided-lesson .ilc-player-title-row .ilc-entity-title-avatar { width:58px;height:58px;flex-basis:58px; }
    body.ilc-ui-enhanced .ilc-guided-lesson .ilc-player-header h1,
    .ilc-guided-lesson .ilc-player-title-row h1 { font-size: 24px !important; }
    .ilc-guided-lesson .ilc-learning-step,
    .ilc-guided-lesson.ilc-density--compact .ilc-learning-step,
    .ilc-practice-stage,
    .ilc-guided-lesson .ilc-lesson-downloads { padding: 18px 16px; border-radius: 17px !important; }
    .ilc-section-heading,
    .ilc-practice-stage__head { gap: 10px; }
    .ilc-section-heading__number { width: 36px; height: 36px; border-radius: 11px; }
    .ilc-theory-content,
    .ilc-task-text { font-size: 15px; line-height: 1.65; }
    .ilc-guided-lesson .ilc-editor-panel,
    .ilc-guided-lesson .ilc-preview-panel { padding: 15px; }
    .ilc-guided-lesson .ilc-editor-pane textarea { height: min(52vh, 480px); min-height: 300px; max-height: 480px; }
    .ilc-guided-lesson .ilc-preview-panel iframe { min-height: 320px; }
    .ilc-guided-lesson .ilc-check-actions { align-items: stretch; flex-direction: column; }
    .ilc-guided-lesson .ilc-check-actions > * { width: 100%; }
    .ilc-reset-popover { width: calc(100vw - 82px); }
}