.pspk-course,
.pspk-course * {
    box-sizing: border-box;
}

.pspk-course {
    --pspk-bg: #fff7ea;
    --pspk-card: #fffdf8;
    --pspk-ink: #1f1711;
    --pspk-muted: #3f342b;
    --pspk-border: #d8b98a;
    --pspk-accent: #7f1118;
    --pspk-accent-dark: #5d0c11;
    --pspk-gold: #f2c76b;
    --pspk-soft: #fff0d4;
    --pspk-good: #116c39;
    --pspk-bad: #9f1f1f;
    width: 100%;
    max-width: 960px;
    margin: 1.5rem auto;
    padding: 0 1rem;
    color: var(--pspk-ink);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.55;
    overflow-wrap: anywhere;
}

.pspk-course button,
.pspk-course select,
.pspk-course input {
    font: inherit;
}

.pspk-shell {
    background: #fffaf2;
    border: 1px solid var(--pspk-border);
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 12px 34px rgba(40, 24, 8, 0.16);
}

.pspk-hero {
    padding: 1.55rem;
    background:
        radial-gradient(circle at top left, rgba(242,199,107,.25), transparent 38%),
        linear-gradient(135deg, var(--pspk-accent-dark), var(--pspk-accent));
    border-bottom: 1px solid rgba(0,0,0,.18);
    color: #fff;
}

.pspk-kicker {
    display: inline-block;
    font-size: .78rem;
    letter-spacing: .075em;
    text-transform: uppercase;
    color: var(--pspk-gold);
    font-weight: 900;
    margin-bottom: .45rem;
}

.pspk-hero h2 {
    margin: 0;
    color: #fff;
    font-size: clamp(1.7rem, 3vw, 2.65rem);
    line-height: 1.08;
    text-wrap: balance;
}

.pspk-subtitle {
    margin: .55rem 0 0;
    font-size: 1.05rem;
    color: #fff1d2;
    font-weight: 700;
}

.pspk-warning {
    margin-top: .9rem;
    padding: .8rem .9rem;
    background: #fff6e6;
    border: 1px solid rgba(242,199,107,.75);
    border-radius: 14px;
    color: #261c14;
    font-size: .95rem;
}

.pspk-progress-wrap {
    margin-top: 1rem;
}

.pspk-progress-label {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    font-size: .9rem;
    color: #fff7e6;
    margin-bottom: .45rem;
    font-weight: 800;
}

.pspk-progress {
    height: 12px;
    background: rgba(0,0,0,.28);
    border: 1px solid rgba(255,255,255,.38);
    border-radius: 999px;
    overflow: hidden;
}

.pspk-progress-bar {
    height: 100%;
    width: 0%;
    background: var(--pspk-gold);
    transition: width .25s ease;
}

.pspk-body {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 0;
}

.pspk-nav {
    min-width: 0;
    padding: .9rem;
    background: #fff0d4;
    border-right: 1px solid var(--pspk-border);
}

.pspk-mobile-picker {
    display: none;
}

.pspk-nav button {
    width: 100%;
    text-align: left;
    border: 1px solid transparent;
    background: transparent;
    color: #261c14;
    padding: .68rem .72rem;
    border-radius: 12px;
    margin-bottom: .3rem;
    cursor: pointer;
    font-weight: 850;
    line-height: 1.25;
}

.pspk-nav button:hover,
.pspk-nav button.is-active {
    background: #fffdf8;
    border-color: var(--pspk-border);
    color: var(--pspk-accent-dark);
}

.pspk-nav button.is-done::after {
    content: "✓";
    float: right;
    color: var(--pspk-good);
    font-weight: 900;
}

.pspk-content {
    min-width: 0;
    padding: 1rem;
}

.pspk-card {
    background: var(--pspk-card);
    border: 1px solid var(--pspk-border);
    border-radius: 18px;
    padding: 1rem;
    margin-bottom: .9rem;
    color: var(--pspk-ink);
}

.pspk-card h3,
.pspk-card h4,
.pspk-card p {
    color: inherit;
}

.pspk-card h3,
.pspk-card h4 {
    margin-top: 0;
}

.pspk-lesson-count {
    margin: 0 0 .25rem;
    color: var(--pspk-accent);
    font-size: .86rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: .045em;
}

.pspk-lesson-title {
    font-size: clamp(1.35rem, 2.1vw, 1.95rem);
    margin: 0 0 .4rem;
    color: #1f1711;
    line-height: 1.12;
}

.pspk-goal {
    color: var(--pspk-muted);
    margin: .3rem 0 0;
}

.pspk-table-wrap {
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.pspk-terms {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.pspk-terms th,
.pspk-terms td {
    border-bottom: 1px solid #e7d2b1;
    padding: .62rem .48rem;
    vertical-align: top;
    color: #1f1711;
}

.pspk-terms th {
    text-align: left;
    color: #46362a;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.pspk-terms th:nth-child(1),
.pspk-terms td:nth-child(1) { width: 38%; }
.pspk-terms th:nth-child(2),
.pspk-terms td:nth-child(2) { width: 38%; }
.pspk-terms th:nth-child(3),
.pspk-terms td:nth-child(3) { width: 24%; }

.pspk-platt {
    font-weight: 900;
    color: var(--pspk-accent-dark) !important;
}

.pspk-source {
    font-size: .78rem;
    color: #59493d !important;
}

.pspk-quiz-question {
    padding: .9rem;
    border: 1px solid #e2c59a;
    border-radius: 15px;
    margin-bottom: .75rem;
    background: #fffaf2;
}

.pspk-quiz-question.is-correct {
    border-color: rgba(17,108,57,.55);
    background: #eefaf3;
}

.pspk-quiz-question.is-wrong {
    border-color: rgba(159,31,31,.55);
    background: #fff0ef;
}

.pspk-question-title {
    font-weight: 900;
    margin-bottom: .6rem;
    color: #1f1711;
}

.pspk-options label {
    display: flex;
    align-items: flex-start;
    gap: .45rem;
    padding: .62rem .7rem;
    margin: .35rem 0;
    background: #fff;
    border: 1px solid #e1c699;
    border-radius: 12px;
    color: #1f1711;
    cursor: pointer;
    min-height: 44px;
}

.pspk-options input {
    margin-top: .22rem;
    flex: 0 0 auto;
}

.pspk-actions {
    display: flex;
    gap: .6rem;
    flex-wrap: wrap;
    align-items: center;
}

.pspk-btn {
    border: 0;
    background: var(--pspk-accent);
    color: #fff;
    padding: .72rem 1rem;
    border-radius: 999px;
    font-weight: 900;
    cursor: pointer;
    min-height: 44px;
}

.pspk-btn:hover {
    background: var(--pspk-accent-dark);
}

.pspk-btn.secondary {
    background: #2d241d;
}

.pspk-btn.light {
    background: #fff2d8;
    color: #221913;
    border: 1px solid #d7b782;
}

.pspk-result {
    font-weight: 900;
    color: #1f1711;
}

.pspk-result.good { color: var(--pspk-good); }
.pspk-result.bad { color: var(--pspk-bad); }

.pspk-footer-note {
    color: #3e332b;
    font-size: .9rem;
}

.pspk-error {
    border: 1px solid #c33;
    background: #fff5f5;
    padding: 1rem;
    border-radius: 12px;
    color: #200;
}

@media (max-width: 780px) {
    .pspk-course {
        max-width: 100%;
        margin: .8rem auto;
        padding: 0 .7rem;
        font-size: 15.5px;
    }

    .pspk-shell {
        border-radius: 16px;
        box-shadow: 0 8px 22px rgba(40, 24, 8, 0.14);
    }

    .pspk-hero {
        padding: 1rem;
    }

    .pspk-kicker {
        font-size: .7rem;
        line-height: 1.25;
    }

    .pspk-subtitle {
        font-size: .98rem;
    }

    .pspk-warning {
        font-size: .88rem;
        padding: .7rem;
    }

    .pspk-progress-label {
        font-size: .84rem;
    }

    .pspk-body {
        grid-template-columns: minmax(0, 1fr);
    }

    .pspk-nav {
        border-right: 0;
        border-bottom: 1px solid var(--pspk-border);
        padding: .75rem;
    }

    .pspk-nav-buttons {
        display: none;
    }

    .pspk-mobile-picker {
        display: block;
    }

    .pspk-mobile-picker label {
        display: block;
        margin-bottom: .35rem;
        color: #261c14;
        font-weight: 900;
        font-size: .86rem;
    }

    .pspk-lesson-select {
        width: 100%;
        min-height: 46px;
        border: 1px solid #cfae7b;
        border-radius: 12px;
        padding: .65rem .75rem;
        background: #fffdf8;
        color: #1f1711;
        font-weight: 800;
    }

    .pspk-content {
        padding: .75rem;
    }

    .pspk-card {
        border-radius: 14px;
        padding: .85rem;
        margin-bottom: .75rem;
    }

    .pspk-table-wrap {
        overflow-x: visible;
    }

    .pspk-terms,
    .pspk-terms thead,
    .pspk-terms tbody,
    .pspk-terms tr,
    .pspk-terms td {
        display: block;
        width: 100% !important;
    }

    .pspk-terms thead {
        position: absolute;
        width: 1px !important;
        height: 1px;
        overflow: hidden;
        clip: rect(1px, 1px, 1px, 1px);
        white-space: nowrap;
    }

    .pspk-terms tr {
        border: 1px solid #e2c69a;
        border-radius: 12px;
        margin-bottom: .65rem;
        padding: .58rem .65rem;
        background: #fff;
    }

    .pspk-terms td {
        border-bottom: 0;
        padding: .18rem 0;
    }

    .pspk-terms td::before {
        content: attr(data-label);
        display: block;
        margin-bottom: .05rem;
        color: #6b5542;
        font-size: .72rem;
        font-weight: 900;
        letter-spacing: .05em;
        text-transform: uppercase;
    }

    .pspk-source {
        display: none !important;
    }

    .pspk-quiz-question {
        padding: .75rem;
    }

    .pspk-options label {
        padding: .68rem .7rem;
    }

    .pspk-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .pspk-btn {
        width: 100%;
        text-align: center;
    }

    .pspk-result {
        display: block;
        text-align: center;
        padding-top: .25rem;
    }
}

@media (max-width: 420px) {
    .pspk-course {
        padding: 0 .45rem;
        font-size: 15px;
    }

    .pspk-hero h2 {
        font-size: 1.45rem;
    }

    .pspk-lesson-title {
        font-size: 1.25rem;
    }
}

/* Version 0.2.0: Kurs-Builder, Login, 2FA */
.pspk-missing-platt {
    color: #c01818 !important;
    font-weight: 900;
}

.pspk-lesson-text {
    margin: .85rem 0;
    padding: .85rem .95rem;
    border-left: 4px solid var(--pspk-gold, #f2c76b);
    background: #fff4dc;
    color: #211913;
    border-radius: 12px;
}

.pspk-builder-shell,
.pspk-builder-shell * {
    box-sizing: border-box;
}

.pspk-builder-shell {
    --pspk-bg: #fff7ea;
    --pspk-card: #fffdf8;
    --pspk-ink: #1f1711;
    --pspk-muted: #514338;
    --pspk-border: #d8b98a;
    --pspk-accent: #7f1118;
    --pspk-accent-dark: #5d0c11;
    --pspk-gold: #f2c76b;
    --pspk-good: #116c39;
    --pspk-bad: #a41f1f;
    width: 100%;
    max-width: 1120px;
    margin: 1.5rem auto;
    padding: 0 1rem;
    color: var(--pspk-ink);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.55;
}

.pspk-builder-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.3rem;
    background: linear-gradient(135deg, var(--pspk-accent-dark), var(--pspk-accent));
    color: #fff;
    border-radius: 22px;
    box-shadow: 0 12px 34px rgba(40, 24, 8, 0.16);
    margin-bottom: 1rem;
}

.pspk-builder-header h2 {
    color: #fff;
    margin: .15rem 0 .2rem;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.pspk-builder-header p {
    margin: 0;
    color: #fff3d7;
}

.pspk-builder-kicker {
    display: inline-block;
    color: var(--pspk-gold);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: .07em;
    font-size: .8rem;
}

.pspk-builder-user {
    min-width: 150px;
    text-align: right;
    color: #fff8e8;
    font-weight: 800;
}

.pspk-builder-user a,
.pspk-builder-header a {
    color: #fff;
    text-decoration: underline;
}

.pspk-builder-card {
    background: var(--pspk-card);
    border: 1px solid var(--pspk-border);
    border-radius: 18px;
    padding: 1.1rem;
    margin: 0 0 1rem;
    box-shadow: 0 6px 20px rgba(40, 24, 8, .08);
    color: var(--pspk-ink);
}

.pspk-login-card {
    max-width: 640px;
    margin: 0 auto;
}

.pspk-builder-card h2,
.pspk-builder-card h3 {
    color: var(--pspk-ink);
    margin-top: 0;
}

.pspk-builder-nav {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-bottom: 1rem;
}

.pspk-builder-nav a,
.pspk-builder-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    border: 0;
    border-radius: 999px;
    padding: .65rem 1rem;
    background: var(--pspk-accent);
    color: #fff !important;
    font-weight: 900;
    text-decoration: none !important;
    cursor: pointer;
}

.pspk-builder-nav a:hover,
.pspk-builder-btn:hover {
    background: var(--pspk-accent-dark);
}

.pspk-form {
    display: grid;
    gap: .85rem;
}

.pspk-form label {
    display: grid;
    gap: .3rem;
    color: var(--pspk-ink);
    font-weight: 850;
}

.pspk-form input,
.pspk-form textarea,
.pspk-form select {
    width: 100%;
    min-height: 42px;
    border: 1px solid #cfae7b;
    border-radius: 12px;
    background: #fff;
    color: #1f1711;
    padding: .65rem .75rem;
    font: inherit;
}

.pspk-form textarea {
    resize: vertical;
}

.pspk-builder-help,
.pspk-live-note {
    padding: .75rem .85rem;
    border: 1px solid #e2c59a;
    border-radius: 14px;
    background: #fff4dc;
    color: #2b211a;
}

.pspk-live-note {
    font-size: .9rem;
    margin-top: -.45rem;
}

.pspk-builder-notice {
    padding: .85rem 1rem;
    border-radius: 14px;
    margin-bottom: 1rem;
    font-weight: 850;
}

.pspk-builder-notice.good {
    color: #104926;
    border: 1px solid rgba(17, 108, 57, .35);
    background: #eefaf3;
}

.pspk-builder-notice.bad {
    color: #721212;
    border: 1px solid rgba(164, 31, 31, .35);
    background: #fff0ef;
}

.pspk-builder-table-wrap {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.pspk-builder-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 660px;
}

.pspk-builder-table th,
.pspk-builder-table td {
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid #e6d0ad;
    padding: .65rem .55rem;
    color: #1f1711;
}

.pspk-builder-table th {
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    color: #514338;
}

.pspk-actions-cell {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
}

.pspk-actions-cell a {
    display: inline-block;
    padding: .35rem .6rem;
    border-radius: 999px;
    background: #fff2d8;
    color: #251b14;
    border: 1px solid #d7b782;
    text-decoration: none;
    font-weight: 800;
}

.pspk-secret-label {
    font-weight: 900;
    color: var(--pspk-muted);
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.pspk-secret-code {
    display: block;
    margin-top: .25rem;
    padding: .75rem;
    border: 1px dashed #b98945;
    border-radius: 12px;
    background: #fff4dc;
    color: #1f1711;
    overflow-wrap: anywhere;
}

.pspk-2fa-grid {
    display: grid;
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 1rem;
    align-items: center;
    margin: 1rem 0;
}

.pspk-2fa-grid img {
    max-width: 100%;
    height: auto;
    border: 1px solid #d8b98a;
    border-radius: 14px;
    background: #fff;
    padding: .4rem;
}

.pspk-small {
    font-size: .9rem;
    color: var(--pspk-muted);
}

@media (max-width: 780px) {
    .pspk-builder-shell {
        max-width: 100%;
        padding: 0 .7rem;
        margin: .85rem auto;
        font-size: 15.5px;
    }
    .pspk-builder-header {
        display: block;
        padding: 1rem;
        border-radius: 16px;
    }
    .pspk-builder-user {
        text-align: left;
        margin-top: .7rem;
    }
    .pspk-builder-card {
        border-radius: 14px;
        padding: .9rem;
    }
    .pspk-builder-nav,
    .pspk-actions-cell {
        display: grid;
    }
    .pspk-builder-nav a,
    .pspk-builder-btn,
    .pspk-actions-cell a {
        width: 100%;
        text-align: center;
    }
    .pspk-builder-table {
        min-width: 0;
    }
    .pspk-builder-table,
    .pspk-builder-table thead,
    .pspk-builder-table tbody,
    .pspk-builder-table tr,
    .pspk-builder-table td {
        display: block;
        width: 100%;
    }
    .pspk-builder-table thead {
        position: absolute;
        width: 1px !important;
        height: 1px;
        overflow: hidden;
        clip: rect(1px, 1px, 1px, 1px);
        white-space: nowrap;
    }
    .pspk-builder-table tr {
        border: 1px solid #e2c69a;
        border-radius: 12px;
        margin-bottom: .7rem;
        padding: .6rem .7rem;
        background: #fff;
    }
    .pspk-builder-table td {
        border-bottom: 0;
        padding: .25rem 0;
    }
    .pspk-2fa-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}