.transcript-toggle {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 8px;
    min-height: 42px;
    padding: 0 16px;
    border: 1px solid #bfdbfe;
    border-radius: 999px;
    background: #eff6ff;
    color: #1d4ed8;
    font: inherit;
    font-size: 0.9rem;
    font-weight: 750;
    cursor: pointer;
}

.transcript-toggle:hover {
    border-color: #60a5fa;
    background: #dbeafe;
}

.transcript-toggle:focus-visible,
.transcript-close:focus-visible,
.transcript-cue:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.35);
    outline-offset: 2px;
}

.transcript-backdrop {
    position: fixed;
    inset: 0;
    z-index: 248;
    background: rgba(15, 23, 42, 0.24);
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease;
}

.transcript-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

.transcript-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 249;
    display: flex;
    width: min(320px, 92vw);
    flex-direction: column;
    border-left: 1px solid #dbe4f0;
    background: #fff;
    box-shadow: -18px 0 50px rgba(15, 23, 42, 0.18);
    transform: translateX(105%);
    transition: transform 220ms ease;
}

.transcript-panel.is-open {
    transform: translateX(0);
}

.transcript-panel-header {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: space-between;
    min-height: 60px;
    padding: 0 16px;
    border-bottom: 1px solid #dbe4f0;
}

.transcript-panel-title {
    margin: 0;
    color: #0f172a;
    font-size: 1.25rem;
    font-weight: 800;
}

.transcript-close {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: #475569;
    font-size: 1.65rem;
    line-height: 1;
    cursor: pointer;
}

.transcript-close:hover {
    background: #f1f5f9;
    color: #0f172a;
}

.transcript-content {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 6px 10px 32px;
    scroll-behavior: smooth;
}

.transcript-answer-key {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 14px 8px 4px;
    padding: 10px 12px;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    background: #f0fdf4;
    color: #166534;
    font-size: 0.86rem;
    font-weight: 650;
    line-height: 1.4;
}

.transcript-answer-key-swatch {
    width: 18px;
    height: 12px;
    flex: 0 0 auto;
    border-radius: 3px;
    background: #bbf7d0;
    box-shadow: inset 0 0 0 1px #4ade80;
}

.transcript-part-title {
    margin: 18px 7px 8px;
    color: #1f6b9a;
    font-size: 1rem;
    font-weight: 850;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.transcript-cue {
    display: grid;
    width: 100%;
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 6px;
    margin: 2px 0;
    padding: 8px 9px;
    border: 0;
    border-radius: 7px;
    background: transparent;
    color: #111827;
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.transcript-cue:hover {
    background: #f1f5f9;
}

.transcript-cue.is-active {
    background: #eaf2f8;
    box-shadow: inset 3px 0 0 #2f7aa8;
}

.transcript-time {
    padding-top: 2px;
    color: #64748b;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.88rem;
    font-weight: 650;
}

.transcript-cue-text {
    color: inherit;
    font-size: 0.93rem;
    line-height: 1.48;
}

.transcript-answer {
    position: relative;
    padding: 1px 3px;
    border-radius: 4px;
    background: #bbf7d0;
    color: #14532d;
    font-weight: 750;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
}

.transcript-answer::after {
    content: "Q" attr(data-question);
    display: inline-block;
    margin-left: 4px;
    padding: 1px 4px;
    border: 1px solid #4ade80;
    border-radius: 999px;
    background: #f0fdf4;
    color: #166534;
    font-size: 0.64em;
    font-weight: 850;
    line-height: 1.2;
    vertical-align: 0.18em;
    white-space: nowrap;
}

body.transcript-open {
    overflow: hidden;
}

@media (min-width: 769px) {
    #testInterface {
        width: 100%;
        transition: width 220ms ease;
    }

    .bottom-navigation {
        transition: right 220ms ease;
    }

    body.transcript-open {
        overflow: auto;
    }

    body.transcript-open #testInterface {
        width: calc(100% - 320px);
    }

    body.transcript-open .bottom-navigation {
        right: 320px;
    }

    .transcript-backdrop {
        display: none;
    }
}

.contrast-white-black .transcript-panel,
.contrast-white-black .transcript-panel-header {
    border-color: #4a5568;
    background: #111827;
}

.contrast-white-black .transcript-panel-title,
.contrast-white-black .transcript-cue,
.contrast-white-black .transcript-cue-text {
    color: #f7fafc;
}

.contrast-white-black .transcript-cue:hover,
.contrast-white-black .transcript-cue.is-active {
    background: #243244;
}

.contrast-white-black .transcript-answer-key,
.contrast-white-black .transcript-answer {
    border-color: #34d399;
    background: #064e3b;
    color: #ecfdf5;
}

.contrast-white-black .transcript-answer::after {
    border-color: #6ee7b7;
    background: #022c22;
    color: #d1fae5;
}

.contrast-yellow-black .transcript-panel,
.contrast-yellow-black .transcript-panel-header {
    border-color: #5f4b16;
    background: #050505;
}

.contrast-yellow-black .transcript-panel-title,
.contrast-yellow-black .transcript-cue,
.contrast-yellow-black .transcript-cue-text,
.contrast-yellow-black .transcript-part-title {
    color: #f6e05e;
}

.contrast-yellow-black .transcript-cue:hover,
.contrast-yellow-black .transcript-cue.is-active {
    background: #211b08;
}

.contrast-yellow-black .transcript-answer-key,
.contrast-yellow-black .transcript-answer {
    border-color: #facc15;
    background: #422006;
    color: #fef08a;
}

.contrast-yellow-black .transcript-answer::after {
    border-color: #facc15;
    background: #050505;
    color: #fef08a;
}

@media (max-width: 768px) {
    .audio-controller-bar {
        flex-wrap: wrap;
    }

    .transcript-toggle {
        order: 3;
        width: 100%;
        justify-content: center;
    }

    .transcript-panel {
        width: 100%;
        border-left: 0;
    }

    .transcript-content {
        padding-right: 10px;
        padding-left: 10px;
    }
}