/* =============================================================
   LDD ENGLISH — INDEPENDENT SKILL ROADMAPS v1
   Five-stage roadmaps for Listening, Speaking, Reading and Writing.
   Namespaced to avoid changing the legacy practice modules.
   ============================================================= */

:root {
    --ldd-skill-ink: #16213d;
    --ldd-skill-muted: #65708a;
    --ldd-skill-line: rgba(89, 107, 165, .18);
    --ldd-skill-surface: rgba(255, 255, 255, .9);
}

.ldd-roadmap-enabled > h2,
.ldd-roadmap-enabled > h2 + .kid-hint {
    display: none !important;
}

.ldd-skill-native-grid {
    display: none !important;
}

.ldd-skill-roadmap[hidden],
.ldd-placement-overlay[hidden],
.ldd-stage-lab[hidden] {
    display: none !important;
}

.ldd-skill-roadmap {
    --skill-accent: #4f6ef7;
    --skill-accent-2: #7c5cf4;
    --skill-soft: rgba(79, 110, 247, .1);
    width: min(1180px, 100%);
    margin: 0 auto 36px;
    color: var(--ldd-skill-ink);
}

.ldd-skill-roadmap[data-skill="listening"] {
    --skill-accent: #2563eb;
    --skill-accent-2: #06b6d4;
    --skill-soft: rgba(37, 99, 235, .1);
}

.ldd-skill-roadmap[data-skill="speaking"] {
    --skill-accent: #e85d3f;
    --skill-accent-2: #f59e0b;
    --skill-soft: rgba(232, 93, 63, .1);
}

.ldd-skill-roadmap[data-skill="reading"] {
    --skill-accent: #0f9f6e;
    --skill-accent-2: #22c55e;
    --skill-soft: rgba(15, 159, 110, .1);
}

.ldd-skill-roadmap[data-skill="writing"] {
    --skill-accent: #7c3aed;
    --skill-accent-2: #a855f7;
    --skill-soft: rgba(124, 58, 237, .1);
}

.ldd-skill-hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 26px;
    overflow: hidden;
    padding: clamp(24px, 4vw, 42px);
    border: 1px solid rgba(255, 255, 255, .88);
    border-radius: 28px;
    background:
        radial-gradient(circle at 88% 12%, color-mix(in srgb, var(--skill-accent-2) 24%, transparent), transparent 32%),
        linear-gradient(135deg, rgba(255, 255, 255, .98), color-mix(in srgb, var(--skill-soft) 78%, white));
    box-shadow: 0 22px 70px rgba(39, 52, 99, .13);
    isolation: isolate;
}

.ldd-skill-hero::after {
    content: "";
    position: absolute;
    width: 220px;
    height: 220px;
    right: -92px;
    bottom: -128px;
    border: 38px solid color-mix(in srgb, var(--skill-accent) 12%, transparent);
    border-radius: 50%;
    z-index: -1;
}

.ldd-skill-identity {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    min-width: 0;
}

.ldd-skill-icon {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 20px;
    color: #fff;
    background: linear-gradient(135deg, var(--skill-accent), var(--skill-accent-2));
    box-shadow: 0 14px 34px color-mix(in srgb, var(--skill-accent) 30%, transparent);
}

.ldd-skill-icon svg,
.ldd-menu-skill-icon svg,
.ldd-stage-number svg,
.ldd-roadmap-btn svg {
    width: 1em;
    height: 1em;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.ldd-skill-icon svg {
    width: 31px;
    height: 31px;
}

.ldd-skill-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-bottom: 8px;
    color: var(--skill-accent);
    font-size: 12px;
    font-weight: 850;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.ldd-skill-eyebrow::before {
    content: "";
    width: 22px;
    height: 2px;
    border-radius: 99px;
    background: currentColor;
}

.ldd-skill-copy h2 {
    margin: 0;
    color: var(--ldd-skill-ink);
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.08;
    letter-spacing: -.035em;
}

.ldd-skill-copy p {
    max-width: 660px;
    margin: 12px 0 0;
    color: var(--ldd-skill-muted);
    font-size: 15px;
    line-height: 1.68;
}

.ldd-skill-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(94px, 1fr));
    align-self: center;
    min-width: 220px;
    overflow: hidden;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 19px;
    background: rgba(255, 255, 255, .7);
    backdrop-filter: blur(10px);
}

.ldd-skill-stat {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 84px;
    padding: 14px;
    text-align: center;
}

.ldd-skill-stat + .ldd-skill-stat {
    border-left: 1px solid var(--ldd-skill-line);
}

.ldd-skill-stat strong {
    color: var(--skill-accent);
    font-size: 24px;
    line-height: 1;
}

.ldd-skill-stat span {
    margin-top: 7px;
    color: var(--ldd-skill-muted);
    font-size: 11px;
    font-weight: 750;
    line-height: 1.25;
}

.ldd-roadmap-control-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: end;
    margin: 22px 0;
    padding: 18px 20px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 20px;
    background: rgba(255, 255, 255, .78);
    box-shadow: 0 10px 30px rgba(39, 52, 99, .07);
}

.ldd-control-label {
    display: block;
    margin-bottom: 10px;
    color: #3e4861;
    font-size: 12px;
    font-weight: 820;
    letter-spacing: .045em;
    text-transform: uppercase;
}

.ldd-audience-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ldd-audience-chip {
    appearance: none;
    padding: 8px 12px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 999px;
    color: #526079;
    background: #fff;
    font: inherit;
    font-size: 12.5px;
    font-weight: 730;
    cursor: pointer;
    transition: transform .18s ease, border-color .18s ease, color .18s ease, background .18s ease;
}

.ldd-audience-chip:hover {
    transform: translateY(-1px);
    border-color: color-mix(in srgb, var(--skill-accent) 42%, transparent);
    color: var(--skill-accent);
}

.ldd-audience-chip.is-active {
    border-color: transparent;
    color: #fff;
    background: linear-gradient(135deg, var(--skill-accent), var(--skill-accent-2));
    box-shadow: 0 7px 17px color-mix(in srgb, var(--skill-accent) 24%, transparent);
}

.ldd-roadmap-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 9px;
}

.ldd-roadmap-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 40px;
    padding: 9px 14px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 12px;
    color: #46526b;
    background: #fff;
    font: inherit;
    font-size: 13px;
    font-weight: 790;
    cursor: pointer;
    transition: transform .18s ease, box-shadow .18s ease;
}

.ldd-roadmap-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 9px 18px rgba(45, 57, 105, .1);
}

.ldd-roadmap-btn.is-primary {
    border-color: transparent;
    color: #fff;
    background: linear-gradient(135deg, var(--skill-accent), var(--skill-accent-2));
}

.ldd-roadmap-progress {
    margin: 0 0 22px;
    padding: 0 2px;
}

.ldd-progress-copy {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 8px;
    color: var(--ldd-skill-muted);
    font-size: 12px;
    font-weight: 720;
}

.ldd-progress-track {
    height: 8px;
    overflow: hidden;
    border-radius: 99px;
    background: rgba(100, 115, 160, .13);
}

.ldd-progress-track span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--skill-accent), var(--skill-accent-2));
    transition: width .45s cubic-bezier(.2, .75, .2, 1);
}

.ldd-stage-list {
    position: relative;
    display: grid;
    gap: 13px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.ldd-stage-list::before {
    content: "";
    position: absolute;
    top: 39px;
    bottom: 39px;
    left: 31px;
    width: 2px;
    background: linear-gradient(var(--skill-accent), color-mix(in srgb, var(--skill-accent-2) 15%, transparent));
    opacity: .26;
}

.ldd-stage-card {
    position: relative;
    display: grid;
    grid-template-columns: 62px minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    min-height: 124px;
    padding: 18px 20px 18px 10px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 21px;
    background: var(--ldd-skill-surface);
    box-shadow: 0 9px 28px rgba(42, 53, 98, .07);
    transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.ldd-stage-card:hover {
    z-index: 1;
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--skill-accent) 34%, transparent);
    box-shadow: 0 17px 38px rgba(42, 53, 98, .11);
}

.ldd-stage-card.is-recommended {
    border-color: color-mix(in srgb, var(--skill-accent) 36%, transparent);
    background: linear-gradient(110deg, #fff, color-mix(in srgb, var(--skill-soft) 68%, white));
}

.ldd-stage-card.is-current {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--skill-accent) 15%, transparent), 0 17px 38px rgba(42, 53, 98, .11);
}

.ldd-stage-card.is-complete .ldd-stage-number {
    color: #fff;
    background: linear-gradient(135deg, #10b981, #22c55e);
}

.ldd-stage-number {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-left: 0;
    border: 5px solid #f8faff;
    border-radius: 50%;
    color: var(--skill-accent);
    background: color-mix(in srgb, var(--skill-soft) 95%, white);
    box-shadow: 0 4px 13px rgba(40, 55, 105, .13);
    font-size: 14px;
    font-weight: 900;
}

.ldd-stage-copy {
    min-width: 0;
}

.ldd-stage-topline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 5px;
}

.ldd-stage-kicker {
    color: var(--skill-accent);
    font-size: 11px;
    font-weight: 850;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.ldd-stage-badge {
    display: inline-flex;
    align-items: center;
    min-height: 21px;
    padding: 3px 8px;
    border-radius: 999px;
    color: var(--skill-accent);
    background: var(--skill-soft);
    font-size: 10.5px;
    font-weight: 820;
}

.ldd-stage-badge.is-done {
    color: #087b56;
    background: rgba(16, 185, 129, .12);
}

.ldd-stage-copy h3 {
    margin: 0;
    color: #1c2741;
    font-size: 18px;
    line-height: 1.28;
}

.ldd-stage-copy p {
    margin: 6px 0 0;
    color: var(--ldd-skill-muted);
    font-size: 13.5px;
    line-height: 1.55;
}

.ldd-stage-audiences {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.ldd-stage-audiences span {
    padding: 4px 7px;
    border: 1px solid rgba(107, 120, 158, .14);
    border-radius: 7px;
    color: #707b93;
    background: rgba(248, 250, 255, .8);
    font-size: 10.5px;
    font-weight: 680;
}

.ldd-stage-open {
    min-width: 118px;
    padding: 10px 14px;
    border: 1px solid color-mix(in srgb, var(--skill-accent) 22%, transparent);
    border-radius: 12px;
    color: var(--skill-accent);
    background: color-mix(in srgb, var(--skill-soft) 68%, white);
    font: inherit;
    font-size: 12.5px;
    font-weight: 820;
    cursor: pointer;
    transition: color .18s ease, background .18s ease, transform .18s ease;
}

.ldd-stage-card:hover .ldd-stage-open,
.ldd-stage-open:focus-visible {
    color: #fff;
    background: var(--skill-accent);
    transform: translateX(2px);
}

.ldd-menu-skill-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 21px;
    height: 21px;
    margin-right: 7px;
    border-radius: 7px;
    color: #4f6ef7;
    background: rgba(79, 110, 247, .09);
    vertical-align: -5px;
}

.ldd-menu-skill-icon svg {
    width: 13px;
    height: 13px;
}

/* Placement check */
.ldd-placement-overlay {
    position: fixed;
    inset: 0;
    z-index: 12050;
    display: grid;
    place-items: center;
    padding: 20px;
    background: rgba(11, 18, 39, .58);
    backdrop-filter: blur(9px);
}

.ldd-placement-dialog {
    width: min(650px, 100%);
    max-height: min(760px, calc(100vh - 32px));
    overflow: auto;
    border: 1px solid rgba(255, 255, 255, .78);
    border-radius: 26px;
    color: var(--ldd-skill-ink);
    background: #fff;
    box-shadow: 0 30px 90px rgba(6, 12, 32, .3);
}

.ldd-placement-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    padding: 25px 26px 18px;
    border-bottom: 1px solid var(--ldd-skill-line);
}

.ldd-placement-head h3 {
    margin: 0;
    font-size: 23px;
    letter-spacing: -.02em;
}

.ldd-placement-head p {
    margin: 6px 0 0;
    color: var(--ldd-skill-muted);
    font-size: 13px;
    line-height: 1.5;
}

.ldd-placement-close {
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
    border: 0;
    border-radius: 12px;
    color: #64708a;
    background: #f2f4f9;
    font-size: 20px;
    cursor: pointer;
}

.ldd-placement-progress {
    height: 5px;
    background: #eef1f8;
}

.ldd-placement-progress span {
    display: block;
    height: 100%;
    border-radius: 99px;
    background: linear-gradient(90deg, #4f6ef7, #8b5cf6);
    transition: width .25s ease;
}

.ldd-placement-body {
    padding: 25px 26px 28px;
}

.ldd-placement-count {
    margin-bottom: 8px;
    color: #64708a;
    font-size: 11px;
    font-weight: 820;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.ldd-placement-question {
    margin: 0 0 20px;
    color: #1d2944;
    font-size: 19px;
    line-height: 1.48;
}

.ldd-placement-options {
    display: grid;
    gap: 10px;
}

.ldd-placement-option {
    display: grid;
    grid-template-columns: 25px minmax(0, 1fr);
    gap: 11px;
    align-items: center;
    padding: 13px 14px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 14px;
    color: #47536d;
    background: #fbfcff;
    cursor: pointer;
    transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.ldd-placement-option:hover,
.ldd-placement-option.is-selected {
    transform: translateY(-1px);
    border-color: rgba(79, 110, 247, .42);
    background: rgba(79, 110, 247, .07);
}

.ldd-placement-option input {
    width: 18px;
    height: 18px;
    accent-color: #4f6ef7;
}

.ldd-placement-actions {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-top: 22px;
}

.ldd-placement-result {
    text-align: center;
}

.ldd-placement-result-mark {
    display: grid;
    place-items: center;
    width: 78px;
    height: 78px;
    margin: 2px auto 18px;
    border-radius: 24px;
    color: #4f6ef7;
    background: rgba(79, 110, 247, .1);
    font-size: 30px;
    font-weight: 900;
}

.ldd-placement-result h4 {
    margin: 0;
    font-size: 22px;
}

.ldd-placement-result p {
    max-width: 480px;
    margin: 10px auto 22px;
    color: var(--ldd-skill-muted);
    line-height: 1.6;
}

/* Local Reading / Writing labs */
.ldd-stage-lab {
    --skill-accent: #4f6ef7;
    --skill-accent-2: #6244c5;
    --skill-soft: rgba(79, 110, 247, .1);
    width: min(920px, 100%);
    margin: 0 auto 34px;
    color: var(--ldd-skill-ink);
}

/* Lab panels are siblings of their roadmaps and need explicit theme colors. */
#ldd-listening-lab-panel {
    --skill-accent: #174ea6;
    --skill-accent-2: #174ea6;
    --skill-soft: rgba(23, 78, 166, .1);
}
#ldd-reading-lab-panel {
    --skill-accent: #087451;
    --skill-accent-2: #087451;
}
#ldd-writing-stage2-panel {
    --skill-accent: #6b21a8;
    --skill-accent-2: #6b21a8;
}
#ldd-listening-lab-panel .ldd-roadmap-btn.is-primary {
    border-color: #174ea6;
    background: #174ea6;
    color: #fff;
}
#ldd-listening-lab-panel .ldd-roadmap-btn.is-primary:hover,
#ldd-listening-lab-panel .ldd-roadmap-btn.is-primary:focus-visible {
    background: #123d83;
    color: #fff;
}
#ldd-listening-lab-panel .ldd-roadmap-btn:focus-visible {
    outline: 3px solid #f59e0b;
    outline-offset: 2px;
}

.ldd-stage-lab-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 18px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--ldd-skill-line);
}

.ldd-stage-lab-title-wrap {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.ldd-stage-lab-index {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    border-radius: 13px;
    color: #fff;
    background: linear-gradient(135deg, #4f6ef7, #8b5cf6);
    font-weight: 900;
}

.ldd-stage-lab h3 {
    margin: 0;
    font-size: 23px;
}

.ldd-stage-lab-subtitle {
    margin: 5px 0 0;
    color: var(--ldd-skill-muted);
    font-size: 13px;
}

.ldd-lab-card {
    padding: clamp(18px, 4vw, 30px);
    border: 1px solid var(--ldd-skill-line);
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 14px 42px rgba(40, 52, 96, .09);
}

.ldd-reading-passage {
    margin-bottom: 22px;
    padding: 20px;
    border-left: 4px solid #0f9f6e;
    border-radius: 4px 16px 16px 4px;
    color: #2f3a52;
    background: rgba(15, 159, 110, .06);
    font-size: 15px;
    line-height: 1.8;
}

.ldd-reading-question {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid rgba(93, 107, 145, .13);
}

.ldd-reading-question:first-of-type {
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
}

.ldd-reading-question h4 {
    margin: 0 0 11px;
    color: #26324b;
    font-size: 14px;
    line-height: 1.5;
}

.ldd-reading-answers {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.ldd-reading-answer {
    padding: 10px 12px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 11px;
    color: #506078;
    background: #fbfcff;
    font: inherit;
    font-size: 12.5px;
    font-weight: 660;
    text-align: left;
    cursor: pointer;
}

.ldd-reading-answer.is-selected {
    border-color: #0f9f6e;
    color: #087552;
    background: rgba(15, 159, 110, .08);
}

.ldd-reading-answer.is-correct {
    border-color: #10b981;
    color: #087552;
    background: rgba(16, 185, 129, .12);
}

.ldd-reading-answer.is-wrong {
    border-color: #ef4444;
    color: #b42323;
    background: rgba(239, 68, 68, .09);
}

.ldd-writing-brief {
    margin-bottom: 17px;
    padding: 17px 18px;
    border-radius: 15px;
    color: #4a3c72;
    background: rgba(124, 58, 237, .075);
    line-height: 1.65;
}

.ldd-writing-prompts {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin: 10px 0 17px;
}

.ldd-writing-prompts span {
    padding: 6px 9px;
    border-radius: 8px;
    color: #6d3ac2;
    background: rgba(124, 58, 237, .08);
    font-size: 11.5px;
    font-weight: 750;
}

.ldd-writing-area {
    width: 100%;
    min-height: 210px;
    resize: vertical;
    padding: 15px 16px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 15px;
    color: #26324b;
    background: #fcfdff;
    font: inherit;
    font-size: 14px;
    line-height: 1.65;
}

.ldd-writing-area:focus {
    outline: 3px solid rgba(124, 58, 237, .12);
    border-color: rgba(124, 58, 237, .5);
}

.ldd-writing-live-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 10px 0 18px;
}

.ldd-writing-live-stats span {
    padding: 5px 8px;
    border-radius: 8px;
    color: #68738b;
    background: #f2f4f9;
    font-size: 11.5px;
    font-weight: 730;
}

.ldd-lab-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 9px;
    margin-top: 20px;
}

.ldd-lab-feedback {
    margin-top: 18px;
    padding: 16px 18px;
    border-radius: 14px;
    color: #435069;
    background: #f5f7fb;
    line-height: 1.6;
}

.ldd-lab-feedback.is-success {
    color: #096b4d;
    background: rgba(16, 185, 129, .1);
}

.ldd-lab-feedback.is-review {
    color: #9a5a05;
    background: rgba(245, 158, 11, .1);
}

.ldd-feedback-score {
    display: block;
    margin-bottom: 6px;
    font-size: 20px;
    font-weight: 900;
}

@media (max-width: 820px) {
    .ldd-skill-hero,
    .ldd-roadmap-control-panel {
        grid-template-columns: 1fr;
    }

    .ldd-skill-summary {
        width: min(100%, 360px);
    }

    .ldd-roadmap-actions {
        justify-content: flex-start;
    }
}

@media (max-width: 620px) {
    .ldd-skill-roadmap {
        margin-bottom: 24px;
    }

    .ldd-skill-hero {
        padding: 21px 18px;
        border-radius: 22px;
    }

    .ldd-skill-identity {
        gap: 13px;
    }

    .ldd-skill-icon {
        width: 49px;
        height: 49px;
        border-radius: 15px;
    }

    .ldd-skill-icon svg {
        width: 24px;
        height: 24px;
    }

    .ldd-skill-copy h2 {
        font-size: 28px;
    }

    .ldd-roadmap-control-panel {
        padding: 15px;
        border-radius: 17px;
    }

    .ldd-audience-chips {
        flex-wrap: nowrap;
        width: 100%;
        max-width: 100%;
        min-width: 0;
        margin-right: 0;
        padding-right: 4px;
        overflow-x: auto;
        overflow-y: hidden;
        scrollbar-width: none;
    }

    .ldd-audience-chips::-webkit-scrollbar {
        display: none;
    }

    .ldd-audience-chip {
        flex: 0 0 auto;
    }

    .ldd-stage-list::before {
        left: 24px;
    }

    .ldd-stage-card {
        grid-template-columns: 48px minmax(0, 1fr);
        gap: 11px;
        min-height: 0;
        padding: 16px 15px 16px 7px;
        border-radius: 17px;
    }

    .ldd-stage-number {
        width: 38px;
        height: 38px;
        border-width: 4px;
    }

    .ldd-stage-open {
        grid-column: 2;
        justify-self: start;
        min-width: 0;
        margin-top: 2px;
    }

    .ldd-stage-copy h3 {
        font-size: 16px;
    }

    .ldd-stage-copy p {
        font-size: 12.5px;
    }

    .ldd-placement-overlay {
        align-items: end;
        padding: 0;
    }

    .ldd-placement-dialog {
        width: 100%;
        max-height: 92vh;
        border-radius: 24px 24px 0 0;
    }

    .ldd-placement-head,
    .ldd-placement-body {
        padding-left: 19px;
        padding-right: 19px;
    }

    .ldd-stage-lab-head {
        align-items: stretch;
        flex-direction: column-reverse;
    }

    .ldd-reading-answers {
        grid-template-columns: 1fr;
    }

    .ldd-lab-actions .ldd-roadmap-btn {
        flex: 1 1 auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ldd-skill-roadmap *,
    .ldd-placement-overlay *,
    .ldd-stage-lab * {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
    }
}


/* ===== Skill roadmap simplification v2 — 2026-09-24 ===== */
.ldd-skill-hero.is-compact {
    padding: 24px 26px;
}

.ldd-focus-panel {
    margin: 18px 0;
    padding: 20px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 12px 34px rgba(26, 39, 77, .07);
}

.ldd-focus-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 14px;
}

.ldd-focus-heading h3 {
    margin: 3px 0 0;
    font-size: 20px;
}

.ldd-focus-stage-pill {
    flex: 0 0 auto;
    padding: 8px 11px;
    border-radius: 999px;
    color: var(--skill-accent);
    background: var(--skill-soft);
    font-size: 12px;
    font-weight: 850;
}

.ldd-focus-main {
    width: 100%;
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr) auto;
    gap: 13px;
    align-items: center;
    padding: 16px;
    border: 1px solid rgba(79, 110, 247, .18);
    border-radius: 17px;
    text-align: left;
    color: #1d2944;
    background: linear-gradient(135deg, rgba(79, 110, 247, .075), rgba(124, 92, 244, .04));
    cursor: pointer;
}

.ldd-focus-main:hover {
    border-color: rgba(79, 110, 247, .42);
    transform: translateY(-1px);
}

.ldd-focus-main-index {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 14px;
    color: #fff;
    background: linear-gradient(135deg, var(--skill-accent), var(--skill-accent-2));
    font-size: 18px;
    font-weight: 900;
}

.ldd-focus-main strong,
.ldd-focus-main small {
    display: block;
}

.ldd-focus-main strong {
    margin-bottom: 4px;
    font-size: 16px;
}

.ldd-focus-main small {
    color: var(--ldd-skill-muted);
    line-height: 1.45;
}

.ldd-focus-main b {
    color: var(--skill-accent);
    white-space: nowrap;
    font-size: 13px;
}

.ldd-focus-next {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 12px;
    padding: 11px 13px;
    border-radius: 13px;
    background: #f7f8fc;
    color: var(--ldd-skill-muted);
    font-size: 12px;
}

.ldd-focus-next button,
.ldd-focus-mini {
    border: 0;
    color: var(--skill-accent);
    background: transparent;
    font: inherit;
    font-weight: 800;
    cursor: pointer;
}

.ldd-focus-secondary {
    margin-top: 15px;
}

.ldd-focus-mini-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
    margin-top: 8px;
}

.ldd-focus-mini {
    padding: 11px 12px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 13px;
    text-align: left;
    background: #fff;
}

.ldd-focus-mini strong,
.ldd-focus-mini span {
    display: block;
}

.ldd-focus-mini span {
    margin-top: 3px;
    color: var(--ldd-skill-muted);
    font-weight: 600;
}

.ldd-roadmap-control-panel.is-simple {
    align-items: end;
}

.ldd-simple-goal {
    min-width: min(280px, 100%);
}

.ldd-audience-select {
    width: 100%;
    margin-top: 7px;
    padding: 11px 38px 11px 12px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 12px;
    color: #24304b;
    background: #fff;
    font: inherit;
    font-weight: 750;
}

.ldd-roadmap-disclosure {
    display: flex;
    justify-content: center;
    margin: 12px 0 4px;
}

.ldd-roadmap-toggle {
    padding: 9px 13px;
    border: 0;
    color: var(--skill-accent);
    background: transparent;
    font-weight: 850;
    cursor: pointer;
}

.ldd-placement-option {
    width: 100%;
    font: inherit;
    text-align: left;
}

.ldd-placement-choice-dot {
    width: 18px;
    height: 18px;
    border: 2px solid #b8c0d2;
    border-radius: 50%;
    box-shadow: inset 0 0 0 4px #fff;
    background: #fff;
}

.ldd-placement-option.is-selected .ldd-placement-choice-dot {
    border-color: #4f6ef7;
    background: #4f6ef7;
}

.ldd-placement-option:disabled {
    cursor: default;
    opacity: .78;
}

.ldd-placement-actions.is-compact {
    align-items: center;
}

.ldd-placement-auto-hint {
    color: var(--ldd-skill-muted);
    font-size: 12px;
}

.ldd-placement-recommendations {
    display: grid;
    gap: 9px;
    max-width: 520px;
    margin: 18px auto 22px;
    text-align: left;
}

.ldd-placement-recommendations > div {
    padding: 12px 14px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 13px;
    background: #fafbfe;
}

.ldd-placement-recommendations b,
.ldd-placement-recommendations span {
    display: block;
}

.ldd-placement-recommendations b {
    margin-bottom: 3px;
    color: #26324d;
    font-size: 12px;
}

.ldd-placement-recommendations span {
    color: var(--ldd-skill-muted);
    line-height: 1.45;
}

@media (max-width: 620px) {
    .ldd-focus-panel {
        padding: 16px;
        border-radius: 18px;
    }

    .ldd-focus-main {
        grid-template-columns: 40px minmax(0, 1fr);
    }

    .ldd-focus-main b {
        grid-column: 2;
        justify-self: start;
    }

    .ldd-focus-main-index {
        width: 40px;
        height: 40px;
    }

    .ldd-focus-next {
        align-items: flex-start;
        flex-direction: column;
    }

    .ldd-focus-mini-list {
        grid-template-columns: 1fr;
    }

    .ldd-roadmap-control-panel.is-simple {
        align-items: stretch;
    }

    .ldd-placement-auto-hint {
        display: none;
    }
}


/* ===== Real skill placement test v3 ===== */
.ldd-placement-context,
.ldd-speaking-prompt {
    margin: 0 0 16px;
    padding: 14px 15px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 14px;
    color: #33405d;
    background: #f8faff;
    font-size: 14px;
    line-height: 1.6;
}

.ldd-placement-listen,
.ldd-placement-mic {
    width: 100%;
    margin: 0 0 16px;
    padding: 14px 16px;
    border: 0;
    border-radius: 14px;
    color: #fff;
    background: linear-gradient(135deg, #4f6ef7, #7c5cf4);
    font: inherit;
    font-weight: 850;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(79, 110, 247, .18);
}

.ldd-placement-listen small {
    margin-left: 6px;
    opacity: .82;
    font-weight: 650;
}

.ldd-placement-listen:disabled,
.ldd-placement-mic:disabled {
    cursor: default;
    opacity: .7;
}

.ldd-speaking-status {
    min-height: 42px;
    margin-bottom: 4px;
    padding: 10px 12px;
    border-radius: 12px;
    color: var(--ldd-skill-muted);
    background: #f7f8fc;
    font-size: 12px;
    line-height: 1.5;
}

.ldd-speaking-status .is-error,
.ldd-placement-warning {
    color: #b42318;
}

.ldd-placement-warning {
    margin: 0 0 13px;
    padding: 10px 12px;
    border-radius: 11px;
    background: #fff2f0;
    font-size: 12px;
}

.ldd-placement-result-mark {
    width: 92px;
    height: 92px;
    border-radius: 28px;
    font-size: 27px;
}

.ldd-placement-result-mark small {
    margin-left: 1px;
    font-size: 14px;
}


/* Loigiaihay listening reference note */
.ldd-placement-source {
    margin: -4px 0 14px;
    padding: 9px 11px;
    border-radius: 11px;
    color: var(--ldd-skill-muted);
    background: #f7f8fc;
    font-size: 11px;
    line-height: 1.45;
}
.ldd-placement-source a {
    color: var(--skill-accent);
    font-weight: 800;
    text-decoration: none;
}
.ldd-placement-source span {
    display: block;
    margin-top: 2px;
}


/* Listening MP3 placeholders */
.ldd-placement-audio-empty,
.ldd-placement-audio-wrap {
    margin: 0 0 16px;
    padding: 14px;
    border: 1px dashed var(--ldd-skill-line);
    border-radius: 14px;
    background: #f8faff;
}
.ldd-placement-audio-empty {
    display: grid;
    gap: 4px;
    color: #33405d;
}
.ldd-placement-audio-empty strong {
    font-size: 14px;
}
.ldd-placement-audio-empty span,
.ldd-placement-audio-wrap small {
    color: var(--ldd-skill-muted);
    font-size: 11px;
}
.ldd-placement-audio {
    width: 100%;
    display: block;
    margin-bottom: 7px;
}
.ldd-placement-audio-limit {
    display: block;
    margin-top: 8px;
    color: #b42318;
    font-size: 11px;
    font-weight: 800;
}

.ldd-placement-audio-missing {
    display: grid;
    gap: 4px;
    margin-bottom: 8px;
    color: #33405d;
}
.ldd-placement-audio-missing[hidden] {
    display: none !important;
}
.ldd-placement-audio-missing strong {
    font-size: 14px;
}
.ldd-placement-audio-missing span {
    color: var(--ldd-skill-muted);
    font-size: 11px;
}


/* ===== Listening practice bank: 6 lessons per stage ===== */
.ldd-listening-submit-guide {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px 16px;
    margin: 14px 0;
    border: 1px solid #cdddf6;
    border-radius: 14px;
    background: #f4f8ff;
    color: #344565;
    line-height: 1.5;
}
.ldd-listening-submit-guide > span { flex: 1 1 280px; }

.ldd-listening-bank {
    display: grid;
    grid-template-columns: minmax(220px, .72fr) minmax(0, 1.55fr);
    gap: 16px;
    align-items: start;
}
.ldd-listening-lesson-list {
    display: grid;
    gap: 8px;
    position: sticky;
    top: 12px;
}
.ldd-listening-lesson {
    display: grid;
    grid-template-columns: 38px 1fr;
    gap: 10px;
    align-items: center;
    width: 100%;
    padding: 11px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 14px;
    background: #fff;
    color: #26324a;
    text-align: left;
    cursor: pointer;
}
.ldd-listening-lesson:hover,
.ldd-listening-lesson.is-active {
    border-color: var(--skill-accent);
    box-shadow: 0 8px 20px rgba(39, 61, 117, .08);
}
.ldd-listening-lesson.is-done { border-color: #78c69a; }
.ldd-listening-lesson.is-wrong { border-color: #e7aaa3; }
.ldd-listening-lesson-no {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 11px;
    background: #f3f6ff;
    color: var(--skill-accent);
    font-size: 12px;
    font-weight: 900;
}
.ldd-listening-lesson strong,
.ldd-listening-lesson small { display: block; }
.ldd-listening-lesson strong { font-size: 13px; line-height: 1.35; }
.ldd-listening-lesson small { margin-top: 2px; color: var(--ldd-skill-muted); font-size: 10px; }
.ldd-listening-exercise {
    min-width: 0;
    padding: 18px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 18px;
    background: #fff;
}
.ldd-listening-exercise-top {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 14px;
}
.ldd-listening-exercise-top h4 { margin: 4px 0 0; font-size: 19px; }
.ldd-listening-progress-mini {
    flex: 0 0 auto;
    padding: 6px 9px;
    border-radius: 999px;
    background: #f3f6ff;
    color: var(--skill-accent);
    font-size: 10px;
    font-weight: 850;
}
.ldd-listening-audio-card {
    padding: 13px;
    border-radius: 14px;
    background: #f8faff;
}
.ldd-listening-audio-card audio { width: 100%; display: block; }
.ldd-listening-audio-card audio[hidden],
.ldd-listening-audio-card [data-listening-audio-missing][hidden] { display: none; }

.ldd-listening-reference-player {
    display: grid;
    gap: 9px;
    margin-bottom: 12px;
    padding: 12px;
    border: 1px solid #cdddf6;
    border-radius: 12px;
    background: #eef5ff;
}
.ldd-listening-reference-player > strong,
.ldd-listening-exercise-player > strong {
    color: #28436f;
    font-size: 13px;
}
.ldd-listening-reference-player p {
    margin: 0;
    color: #52647f;
    font-size: 12px;
    line-height: 1.5;
}
.ldd-listening-reference-player label {
    display: grid;
    gap: 5px;
    color: #28436f;
    font-size: 12px;
    font-weight: 700;
}
.ldd-listening-reference-player select {
    width: 100%;
    min-height: 38px;
    padding: 6px 9px;
    border: 1px solid #b8c9e6;
    border-radius: 8px;
    background: #fff;
    color: #243b60;
    font: inherit;
}
.ldd-listening-reference-player a {
    width: fit-content;
    color: #2459af;
    font-size: 12px;
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 2px;
}
.ldd-listening-exercise-player {
    display: grid;
    gap: 8px;
}

.ldd-listening-audio-card small { display: block; margin-top: 6px; color: var(--ldd-skill-muted); font-size: 10px; }
.ldd-listening-source {
    display: grid;
    gap: 2px;
    margin: 10px 0 16px;
    padding: 9px 11px;
    border-radius: 11px;
    background: #f7f8fc;
    color: var(--ldd-skill-muted);
    font-size: 10px;
    line-height: 1.45;
}
.ldd-listening-source a { color: var(--skill-accent); font-weight: 850; text-decoration: none; }
.ldd-listening-question > h4 { margin: 0 0 11px; font-size: 15px; line-height: 1.45; }
.ldd-placement-audio-missing code { word-break: break-all; font-size: 10px; }
@media (max-width: 760px) {
    .ldd-listening-bank { grid-template-columns: 1fr; }
    .ldd-listening-lesson-list {
        position: static;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .ldd-listening-lesson { grid-template-columns: 32px 1fr; padding: 9px; }
    .ldd-listening-lesson-no { width: 30px; height: 30px; }
    .ldd-listening-exercise { padding: 14px; }
}
@media (max-width: 430px) {
    .ldd-listening-lesson-list { grid-template-columns: 1fr; }
}


/* Explicit audience labels for listening exercises */
.ldd-listening-audience-badge {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    margin-top: 4px;
    padding: 3px 7px;
    border-radius: 999px;
    background: #eef3ff;
    color: #4159a9;
    font-size: 9px;
    line-height: 1.2;
    font-weight: 850;
}
.ldd-listening-audience-badge.is-large {
    margin-top: 7px;
    padding: 5px 9px;
    font-size: 10px;
}


/* ===== Listening curriculum v2: separate Foundation and THCS tracks ===== */
.ldd-listening-track-picker {
    margin: 16px 0;
    padding: 16px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 18px;
    background: #fff;
}
.ldd-listening-track-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 8px;
}
.ldd-listening-track-option {
    padding: 14px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 15px;
    background: #f8faff;
    color: #28334d;
    text-align: left;
    cursor: pointer;
}
.ldd-listening-track-option strong,
.ldd-listening-track-option span { display: block; }
.ldd-listening-track-option strong { font-size: 15px; }
.ldd-listening-track-option span { margin-top: 5px; color: var(--ldd-skill-muted); font-size: 11px; line-height: 1.45; }
.ldd-listening-track-option.is-active {
    border-color: var(--skill-accent);
    box-shadow: 0 8px 24px rgba(53, 76, 151, .10);
    background: #f3f6ff;
}
.ldd-listening-track-warning {
    margin-top: 10px;
    padding: 10px 12px;
    border-radius: 12px;
    background: #fff8e8;
    color: #775b13;
    font-size: 11px;
    line-height: 1.5;
}
.ldd-listening-track-head {
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
    margin: 18px 0 12px;
}
.ldd-listening-track-head h3 { margin: 3px 0 4px; font-size: 20px; }
.ldd-listening-track-head p { margin: 0; max-width: 720px; color: var(--ldd-skill-muted); font-size: 12px; line-height: 1.5; }
.ldd-stage-badge.is-grade { background: #eef3ff; color: #4159a9; }
.ldd-listening-difficulty-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin: 0 0 14px;
}
.ldd-listening-difficulty-legend span {
    padding: 6px 9px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 999px;
    background: #fff;
    font-size: 10px;
    font-weight: 850;
}
.ldd-listening-difficulty-legend .is-easy { background: #effaf2; }
.ldd-listening-difficulty-legend .is-hell { background: #fff0f0; }
.ldd-listening-instruction {
    margin: 14px 0 10px;
    color: #36425c;
    font-size: 12px;
    line-height: 1.55;
}
.ldd-listening-text-input,
.ldd-listening-transcribe-grid input,
.ldd-listening-dialogue-gap input,
.ldd-listening-fill-grid input {
    width: 100%;
    box-sizing: border-box;
    padding: 11px 12px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 11px;
    background: #fff;
    color: #1f2a44;
    font: inherit;
}
.ldd-listening-transcribe-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.ldd-listening-transcribe-grid label,
.ldd-listening-fill-grid label { display: grid; gap: 5px; }
.ldd-listening-transcribe-grid label > span,
.ldd-listening-fill-grid label > span { color: var(--ldd-skill-muted); font-size: 10px; font-weight: 800; }
.ldd-listening-followup { margin-top: 15px; }
.ldd-listening-followup h5,
.ldd-listening-mcq-question h5 { margin: 0 0 9px; font-size: 13px; line-height: 1.45; }
.ldd-listening-word-bank {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.ldd-listening-word-bank button,
.ldd-listening-word-bank span,
.ldd-listening-order-answer span {
    padding: 8px 10px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 10px;
    background: #f8faff;
    font-size: 12px;
    font-weight: 800;
}
.ldd-listening-word-bank button { cursor: pointer; color: #2d3b5b; }
.ldd-listening-word-bank button:disabled { opacity: .4; cursor: default; }
.ldd-listening-order-answer {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    min-height: 42px;
    margin-top: 10px;
    padding: 9px;
    border: 1px dashed var(--ldd-skill-line);
    border-radius: 11px;
    color: var(--ldd-skill-muted);
    font-size: 11px;
}
.ldd-listening-fill-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 9px;
    margin-top: 10px;
}
.ldd-listening-check-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}
.ldd-listening-check-grid label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 10px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 10px;
    background: #fff;
    font-size: 12px;
}
.ldd-listening-dialogue {
    display: grid;
    gap: 8px;
    padding: 13px;
    border-radius: 14px;
    background: #f8faff;
}
.ldd-listening-dialogue p { margin: 0; font-size: 12px; line-height: 1.55; }
.ldd-listening-dialogue-gap {
    display: grid;
    grid-template-columns: 28px 1fr;
    gap: 7px;
    align-items: center;
}
.ldd-listening-dialogue-gap > span { font-size: 11px; font-weight: 900; }
.ldd-listening-full-coverage {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--ldd-skill-line);
}
.ldd-listening-full-coverage > h5 { margin: 0 0 5px; color: #174ea6; font-size: 15px; }
.ldd-listening-full-coverage > p { margin: 0 0 15px; color: #52647f; font-size: 12px; line-height: 1.5; }
.ldd-listening-timeline-primary {
    padding: 15px;
    border: 2px solid #9abcf2;
    border-radius: 14px;
    background: #f4f8ff;
}
.ldd-listening-timeline-label {
    display: inline-block;
    color: #174ea6;
    font-size: 12px;
    font-weight: 850;
}
#ldd-listening-lab-panel .ldd-reading-answers button {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid #bac9e2;
    border-radius: 11px;
    color: #22395d;
    background: #fff;
    font: inherit;
    font-size: 12px;
    font-weight: 650;
    text-align: left;
    cursor: pointer;
}
#ldd-listening-lab-panel .ldd-reading-answers button.is-selected {
    border-color: #174ea6;
    color: #0f3674;
    background: #cfe1ff;
    box-shadow: inset 0 0 0 1px #174ea6;
}
#ldd-listening-lab-panel .ldd-reading-answers button.is-correct {
    border-color: #0a7a52;
    color: #075d3e;
    background: #d5f5e6;
}
#ldd-listening-lab-panel .ldd-reading-answers button.is-wrong {
    border-color: #b42323;
    color: #8a1d1d;
    background: #ffe1e1;
}
.ldd-listening-result-detail {
    margin-top: 16px;
    color: #263650;
}
.ldd-listening-result-detail h5 { margin: 0 0 8px; font-size: 14px; }
.ldd-listening-result-detail ol { margin: 0; padding-left: 22px; }
.ldd-listening-result-detail li { margin: 6px 0; padding: 5px 7px; border-radius: 8px; }
.ldd-listening-result-detail li.is-correct { background: #d5f5e6; color: #075d3e; }
.ldd-listening-result-detail li.is-wrong { background: #ffe1e1; color: #8a1d1d; }
.ldd-listening-stage-result {
    margin-top: 16px;
    padding: 12px;
    border: 1px solid #abc7f0;
    border-radius: 12px;
    background: #eef5ff;
    color: #174172;
}
.ldd-listening-stage-result p { margin: 4px 0 0; font-size: 12px; }
.ldd-listening-mcq-set { display: grid; gap: 14px; }
.ldd-listening-mcq-question {
    padding: 12px;
    border: 1px solid var(--ldd-skill-line);
    border-radius: 13px;
}
.ldd-listening-source-details {
    margin-top: 14px;
    padding: 10px 12px;
    border-radius: 12px;
    background: #f7f8fc;
    color: var(--ldd-skill-muted);
    font-size: 10px;
}
.ldd-listening-source-details summary { cursor: pointer; font-weight: 850; color: #465678; }
.ldd-listening-source-details a { display: inline-block; margin-top: 8px; color: var(--skill-accent); font-weight: 850; text-decoration: none; }
.ldd-listening-source-details p { margin: 5px 0 0; line-height: 1.45; }
.ldd-listening-source-details code { word-break: break-all; }

@media (max-width: 760px) {
    .ldd-listening-track-options,
    .ldd-listening-transcribe-grid { grid-template-columns: 1fr; }
    .ldd-listening-track-head { align-items: stretch; flex-direction: column; }
    .ldd-listening-fill-grid { grid-template-columns: 1fr; }
}

/* Listening: visible play controls and inline playback diagnostics. */
.ldd-listening-audio-card [hidden] { display: none !important; }
.ldd-listening-exercise-player > p { margin: 0; color: #52647f; font-size: 12px; line-height: 1.5; }
.ldd-listening-exercise-player > button { width: fit-content; max-width: 100%; }
.ldd-listening-reference-player [data-listening-reference-error] { color: #a52a29; font-size: 12px; }

.ldd-listening-exercise-player [data-listening-audio-status] { font-size: 12px; line-height: 1.5; }
.ldd-listening-exercise-player [data-listening-audio] { min-height: 44px; }

.ldd-listening-focus { margin: 10px 0; padding: 9px 12px; border-radius: 10px; background: #edf4ff; color: #254773; font-size: 13px; line-height: 1.5; }

/* THCS unit picker */
.ldd-listening-unit-picker { display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin:16px 0; font-weight:700; }
.ldd-listening-unit-picker select { padding:10px 14px; border-radius:12px; border:1px solid #64748b; background:#fff; color:#172554; font:inherit; max-width:100%; }
.ldd-listening-lesson[hidden] { display:none !important; }

/* Placement entry stays with each skill title and wraps on narrow screens. */
.ldd-skill-header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 14px;
    min-width: 0;
    align-self: center;
}
.ldd-skill-header-actions .ldd-skill-summary {
    grid-template-columns: 1fr;
    min-width: 140px;
    width: auto;
}
.ldd-skill-placement { white-space: normal; }
@media (max-width: 820px) {
    .ldd-skill-header-actions { justify-content: flex-start; }
}
@media (max-width: 420px) {
    .ldd-skill-header-actions { flex-direction: column; align-items: stretch; }
    .ldd-skill-header-actions .ldd-skill-summary { width: 100%; min-width: 0; }
}