/*
 * FFD – Schopenhauer-Kurs
 * Datei: /assets/css/course-schopenhauer.css
 *
 * Kursbezogene Sondergestaltung für die interaktiven Schopenhauer-Lektionen.
 * Kein JavaScript erforderlich.
 * Die IDs sch-step1 bis sch-step5 dürfen in jeder Lektion wiederverwendet
 * werden, weil pro Lektionsseite nur ein lessons.content ausgegeben wird.
 */

.schopenhauer-lesson {
    max-width: 850px;
    margin: 32px auto;
    padding: clamp(18px, 4vw, 40px);
    background: #fffdf8;
    color: #243344;
    border: 1px solid #ded2ba;
    border-radius: 16px;
    font: 18px/1.65 Arial, sans-serif;
    text-align: left;
}

.schopenhauer-lesson * {
    box-sizing: border-box;
}

.schopenhauer-lesson h2 {
    margin: 18px 0;
    color: #243344;
    font-family: Arial, sans-serif;
    font-size: clamp(24px, 4vw, 32px);
    font-weight: 700;
    line-height: 1.3;
}

.schopenhauer-lesson h3 {
    margin: 24px 0 12px;
    color: #243344;
    font-family: Arial, sans-serif;
    font-size: 21px;
    font-weight: 700;
    line-height: 1.4;
}

.schopenhauer-lesson p {
    margin: 14px 0;
}

.schopenhauer-lesson ul {
    padding-left: 25px;
}

.schopenhauer-lesson li {
    margin: 9px 0;
}

.schopenhauer-lesson .sch-meta {
    color: #67583d;
    font-size: 14px;
    letter-spacing: .03em;
}

/* Schrittsteuerung ------------------------------------------------------- */

.schopenhauer-lesson .sch-step-radio,
.schopenhauer-lesson .sch-answer {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

.schopenhauer-lesson .sch-step {
    display: none;
}

#sch-step1:checked ~ .sch-course .sch-page1,
#sch-step2:checked ~ .sch-course .sch-page2,
#sch-step3:checked ~ .sch-course .sch-page3,
#sch-step4:checked ~ .sch-course .sch-page4,
#sch-step5:checked ~ .sch-course .sch-page5 {
    display: block;
}

.schopenhauer-lesson .sch-status span {
    display: none;
}

#sch-step1:checked ~ .sch-course .sch-status .status1,
#sch-step2:checked ~ .sch-course .sch-status .status2,
#sch-step3:checked ~ .sch-course .sch-status .status3,
#sch-step4:checked ~ .sch-course .sch-status .status4,
#sch-step5:checked ~ .sch-course .sch-status .status5 {
    display: inline;
}

.schopenhauer-lesson .sch-progress {
    width: 100%;
    height: 10px;
    overflow: hidden;
    margin: 10px 0 28px;
    background: #e9e0d0;
    border-radius: 20px;
}

.schopenhauer-lesson .sch-progress span {
    display: block;
    height: 100%;
    background: #8b6b32;
    border-radius: 20px;
    transition: width .25s ease;
}

#sch-step1:checked ~ .sch-course .sch-progress span { width: 20%; }
#sch-step2:checked ~ .sch-course .sch-progress span { width: 40%; }
#sch-step3:checked ~ .sch-course .sch-progress span { width: 60%; }
#sch-step4:checked ~ .sch-course .sch-progress span { width: 80%; }
#sch-step5:checked ~ .sch-course .sch-progress span { width: 100%; }

/* Inhaltsboxen ----------------------------------------------------------- */

.schopenhauer-lesson .sch-highlight,
.schopenhauer-lesson .sch-key,
.schopenhauer-lesson .sch-warning {
    margin: 20px 0;
    padding: 18px 20px;
    border-radius: 9px;
}

.schopenhauer-lesson .sch-highlight {
    background: #f7f1e6;
    border-left: 4px solid #927039;
    border-radius: 6px;
}

.schopenhauer-lesson .sch-key {
    background: #eef2f5;
    border: 1px solid #ccd5dd;
}

.schopenhauer-lesson .sch-warning {
    background: #faf5eb;
    border: 1px solid #e1d3ba;
}

.schopenhauer-lesson .sch-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin: 22px 0;
}

.schopenhauer-lesson .sch-compare-box,
.schopenhauer-lesson .sch-chain-box {
    padding: 18px;
    border: 1px solid #ded2ba;
    border-radius: 9px;
    background: #fff;
}

.schopenhauer-lesson .sch-compare-box strong,
.schopenhauer-lesson .sch-chain-box strong {
    display: block;
    margin-bottom: 8px;
    color: #67583d;
}

.schopenhauer-lesson .sch-chain {
    margin: 22px 0;
}

.schopenhauer-lesson .sch-chain-box {
    margin: 10px 0;
}

.schopenhauer-lesson .sch-arrow {
    text-align: center;
    color: #927039;
    font-size: 25px;
}

/* Fragen und Antworten --------------------------------------------------- */

.schopenhauer-lesson .sch-question {
    margin: 24px 0;
}

.schopenhauer-lesson .sch-question fieldset {
    margin: 0;
    padding: 0;
    border: 0;
}

.schopenhauer-lesson .sch-question legend {
    width: 100%;
    margin-bottom: 12px;
    padding: 0;
    font-weight: 700;
}

.schopenhauer-lesson .sch-answer-label {
    display: block;
    margin: 10px 0;
    padding: 14px 17px;
    min-height: 48px;
    border: 1px solid #a99a80;
    border-radius: 9px;
    background: #fff;
    color: #243344;
    cursor: pointer;
    line-height: 1.45;
    transition: background .15s ease, border .15s ease;
}

.schopenhauer-lesson .sch-answer-label:hover {
    background: #f1e8d7;
}

.schopenhauer-lesson .sch-answer:focus + .sch-answer-label {
    outline: 3px solid #315e90;
    outline-offset: 3px;
}

.schopenhauer-lesson .sch-answer:checked + .sch-answer-label {
    border: 2px solid #243344;
    background: #f1e8d7;
}

.schopenhauer-lesson .sch-feedback {
    display: none;
    margin: 10px 0 18px;
    padding: 16px 20px;
    border-radius: 6px;
}

.schopenhauer-lesson .sch-answer:checked + .sch-answer-label + .sch-feedback {
    display: block;
}

.schopenhauer-lesson .sch-feedback.correct {
    background: #eaf3ec;
    border-left: 4px solid #426b4b;
}

.schopenhauer-lesson .sch-feedback.wrong {
    background: #f5ebd9;
    border-left: 4px solid #927039;
}

/* Native HTML-Interaktion ------------------------------------------------ */

.schopenhauer-lesson details {
    margin: 12px 0;
    padding: 16px;
    border: 1px solid #ded2ba;
    border-radius: 9px;
    background: #fff;
}

.schopenhauer-lesson summary {
    min-height: 36px;
    cursor: pointer;
    font-weight: 700;
}

.schopenhauer-lesson summary:hover {
    color: #8b6b32;
}

.schopenhauer-lesson summary:focus-visible {
    outline: 3px solid #315e90;
    outline-offset: 4px;
}


/* Rückmeldungen in nativen Aufklapp-Antworten ---------------------------- */

.schopenhauer-lesson details > .sch-key,
.schopenhauer-lesson details > .sch-warning {
    margin: 14px 0 0;
    padding: 16px 20px;
    border-radius: 6px;
}

/* Richtige Antwort – wie bei den bisherigen Auswahlfragen */
.schopenhauer-lesson details > .sch-key {
    background: #eaf3ec;
    border: 0;
    border-left: 4px solid #426b4b;
}

/* Falsche Antwort – wie bei den bisherigen Auswahlfragen */
.schopenhauer-lesson details > .sch-warning {
    background: #f5ebd9;
    border: 0;
    border-left: 4px solid #927039;
}

.schopenhauer-lesson blockquote {
    margin: 20px 0;
    padding: 12px 20px;
    border-left: 3px solid #927039;
    background: #f7f1e6;
    font-size: 18px;
    line-height: 1.55;
    letter-spacing: 0;
}

.schopenhauer-lesson blockquote p {
    font-size: inherit;
    line-height: inherit;
}

.schopenhauer-lesson blockquote p:first-child { margin-top: 0; }
.schopenhauer-lesson blockquote p:last-child { margin-bottom: 0; }

/* Navigation innerhalb einer Lektion ------------------------------------ */

.schopenhauer-lesson .sch-nav {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.schopenhauer-lesson .sch-nav-button {
    display: inline-block;
    min-height: 48px;
    padding: 13px 20px;
    border: 1px solid #a99a80;
    border-radius: 9px;
    background: #fff;
    color: #243344;
    cursor: pointer;
    font: inherit;
    line-height: 1.45;
}

.schopenhauer-lesson .sch-nav-button:hover {
    background: #f1e8d7;
}

.schopenhauer-lesson .sch-primary {
    background: #243344;
    color: #fff;
    border-color: #243344;
}

.schopenhauer-lesson .sch-primary:hover {
    background: #394d62;
}

.schopenhauer-lesson .sch-sources {
    margin-top: 26px;
    padding-top: 16px;
    border-top: 1px solid #ded2ba;
    font-size: 14px;
}

.schopenhauer-lesson a {
    color: #284f79;
    text-decoration: underline;
}

@media (max-width: 650px) {
    .schopenhauer-lesson {
        margin: 15px auto;
    }

    .schopenhauer-lesson .sch-nav {
        flex-direction: column;
    }

    .schopenhauer-lesson .sch-nav-button {
        width: 100%;
        text-align: center;
    }

    .schopenhauer-lesson .sch-compare {
        grid-template-columns: 1fr;
    }

    .schopenhauer-lesson blockquote {
        font-size: 17px;
    }
}

/* Abschlussaktion in Schritt 5 ------------------------------------------- */
.schopenhauer-lesson .sch-progress-inline {
    display: flex;
    margin: 0;
}

.schopenhauer-lesson .sch-complete-button {
    border-color: #8b6b32;
    background: #8b6b32;
    color: #fff;
}

.schopenhauer-lesson .sch-complete-button:hover {
    background: #725728;
}

@media (max-width: 650px) {
    .schopenhauer-lesson .sch-progress-inline {
        width: 100%;
    }

    .schopenhauer-lesson .sch-progress-inline .sch-nav-button {
        width: 100%;
    }
}

/* Kursbild --------------------------------------------------------------- */
/* Das neue Schopenhauer-Porträt liegt im Format 4:5 vor und wird auf der
   Kursübersicht vollständig angezeigt, ohne Beschnitt. */
.course-platform .course-overview-image img {
    aspect-ratio: 4 / 5;
    object-fit: contain;
}