/* ===================================================
   KLASSE.BLOG – MAGAZIN & READER STYLESHEET
   Optimiert für Desktop, Tablet, Smartphone & DIN-A4 Druck
   =================================================== */

:root {
    --kb-mag-bg: #f8fafc;
    --kb-mag-card-bg: #ffffff;
    --kb-mag-primary: #0284c7;
    --kb-mag-primary-hover: #0369a1;
    --kb-mag-text: #0f172a;
    --kb-mag-text-muted: #64748b;
    --kb-mag-border: #e2e8f0;
    --kb-mag-radius: 16px;
    --kb-mag-radius-sm: 10px;
    --kb-mag-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06);
    --kb-mag-shadow-hover: 0 12px 30px -4px rgba(15, 23, 42, 0.12);
}

body.kb-mag-body {
    background-color: var(--kb-mag-bg);
    color: var(--kb-mag-text);
    font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ===================================================
   1. TOPBAR & HEADER
   =================================================== */
.kb-mag-teacher-bar {
    background: #0f172a;
    color: #f8fafc;
    padding: 8px 20px;
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.kb-mag-teacher-bar a {
    color: #38bdf8;
    text-decoration: none;
    font-weight: 700;
}

.kb-mag-teacher-bar a:hover {
    text-decoration: underline;
}

.kb-mag-header {
    background: #ffffff;
    border-bottom: 1px solid var(--kb-mag-border);
    padding: 16px 0;
}

.kb-mag-header-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.kb-mag-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
}

.kb-mag-brand img {
    height: 40px;
    width: auto;
}

.kb-mag-school-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #f1f5f9;
    color: #334155;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 999px;
    border: 1px solid var(--kb-mag-border);
}

.kb-mag-nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ===================================================
   2. BLOG HERO / BANNER
   =================================================== */
.kb-mag-hero {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    padding: 48px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.kb-mag-hero-inner {
    max-width: 820px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.kb-mag-hero-title {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    margin: 0 0 12px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.kb-mag-hero-desc {
    font-size: 1.15rem;
    color: #e0f2fe;
    margin: 0 auto;
    max-width: 640px;
    line-height: 1.6;
}

/* ===================================================
   3. AUSGABEN TABS & FILTER
   =================================================== */
.kb-mag-filter-bar {
    background: #ffffff;
    border-bottom: 1px solid var(--kb-mag-border);
    position: sticky;
    top: 0;
    z-index: 90;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

.kb-mag-filter-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: thin;
}

.kb-mag-filter-btn {
    padding: 14px 18px;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--kb-mag-text-muted);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease;
    display: inline-block;
}

.kb-mag-filter-btn:hover {
    color: var(--kb-mag-primary);
}

.kb-mag-filter-btn.active {
    color: var(--kb-mag-primary);
    border-bottom-color: var(--kb-mag-primary);
}

/* ===================================================
   4. ARTIKEL GRID & CARDS
   =================================================== */
.kb-mag-main {
    max-width: 1120px;
    margin: 40px auto 60px;
    padding: 0 20px;
}

/* Featured / Hero Card */
.kb-mag-featured-card {
    background: var(--kb-mag-card-bg);
    border: 1px solid var(--kb-mag-border);
    border-radius: var(--kb-mag-radius);
    overflow: hidden;
    box-shadow: var(--kb-mag-shadow);
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    margin-bottom: 40px;
    text-decoration: none;
    color: inherit;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.kb-mag-featured-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kb-mag-shadow-hover);
}

.kb-mag-featured-img {
    width: 100%;
    height: 100%;
    min-height: 320px;
    object-fit: cover;
    background: #f1f5f9;
}

.kb-mag-featured-content {
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Standard Article Grid */
.kb-mag-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
}

.kb-mag-card {
    background: var(--kb-mag-card-bg);
    border: 1px solid var(--kb-mag-border);
    border-radius: var(--kb-mag-radius);
    overflow: hidden;
    box-shadow: var(--kb-mag-shadow);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.kb-mag-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kb-mag-shadow-hover);
}

.kb-mag-card-cover {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: #f1f5f9;
}

.kb-mag-card-cover-placeholder {
    width: 100%;
    height: 160px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 42px;
}

.kb-mag-card-body {
    padding: 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.kb-mag-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
    font-size: 0.82rem;
}

.kb-mag-tag-ausgabe {
    background: #e0f2fe;
    color: #0369a1;
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 999px;
}

.kb-mag-card-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0 0 10px;
    color: #0f172a;
    line-height: 1.3;
}

.kb-mag-card-snippet {
    color: var(--kb-mag-text-muted);
    font-size: 0.92rem;
    line-height: 1.6;
    margin: 0 0 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kb-mag-author-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid #f1f5f9;
    font-size: 0.82rem;
    color: var(--kb-mag-text-muted);
}

.kb-mag-author-name {
    font-weight: 700;
    color: #334155;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===================================================
   5. ARTIKEL-DETAILANSICHT (READER VIEW)
   ================================================== */
.kb-reader-container {
    max-width: 820px;
    margin: 36px auto 60px;
    padding: 0 20px;
}

.kb-reader-back-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.kb-reader-paper {
    background: #ffffff;
    border: 1px solid var(--kb-mag-border);
    border-radius: 20px;
    padding: 48px 40px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.kb-reader-header {
    margin-bottom: 36px;
    text-align: left;
}

.kb-reader-title {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    margin: 12px 0 16px;
    line-height: 1.25;
    color: #0f172a;
    letter-spacing: -0.01em;
}

.kb-reader-meta-bar {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    font-size: 0.92rem;
    color: var(--kb-mag-text-muted);
    padding-bottom: 20px;
    border-bottom: 1px solid var(--kb-mag-border);
}

.kb-reader-cover-wrap {
    margin: 28px 0 36px;
    border-radius: 14px;
    overflow: hidden;
    background: #f1f5f9;
}

.kb-reader-cover-img {
    width: 100%;
    max-height: 480px;
    object-fit: cover;
    display: block;
}

/* Block Type 1: Text */
.mag-block-text {
    font-size: 1.12rem;
    line-height: 1.75;
    color: #1e293b;
    margin: 28px 0;
}

.mag-block-text p {
    margin: 0 0 16px;
}

.mag-block-text p:last-child {
    margin-bottom: 0;
}

/* Block Type 2: Image & Text */
.mag-block-image-text {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 24px;
    align-items: center;
    margin: 32px 0;
    padding: 16px;
    background: #f8fafc;
    border-radius: 14px;
}

.mag-block-image-text.align-right {
    grid-template-columns: 1.2fr 1fr;
}

.mag-block-image-text.align-right > div:first-child {
    order: 2;
}

.mag-block-image-text.align-right > div:last-child {
    order: 1;
}

.mag-block-image-text img {
    width: 100%;
    border-radius: 10px;
    object-fit: cover;
    display: block;
}

.mag-block-image-text .text-wrap {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #1e293b;
}

/* Block Type 3: Image Duo */
.mag-block-image-duo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin: 32px 0;
}

.mag-block-image-duo figure {
    margin: 0;
}

.mag-block-image-duo img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    border-radius: 12px;
    display: block;
}

.mag-block-image-duo figcaption {
    font-size: 0.85rem;
    color: var(--kb-mag-text-muted);
    margin-top: 6px;
    text-align: center;
}

/* Block Type 4: Interview / Quote */
.mag-block-interview {
    background: #f0fdf4;
    border-left: 5px solid #22c55e;
    border-radius: 0 14px 14px 0;
    padding: 22px 26px;
    margin: 32px 0;
}

.mag-block-interview .speaker {
    font-weight: 800;
    color: #15803d;
    font-size: 0.95rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mag-block-interview .statement {
    font-size: 1.15rem;
    font-style: italic;
    color: #14532d;
    line-height: 1.6;
    margin: 0;
}

/* Block Type 5: Infobox */
.mag-block-infobox {
    background: #fefce8;
    border: 1px solid #fef08a;
    border-radius: 14px;
    padding: 22px 26px;
    margin: 32px 0;
}

.mag-block-infobox .title {
    font-weight: 800;
    color: #854d0e;
    font-size: 1rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mag-block-infobox .content {
    font-size: 1.02rem;
    color: #713f12;
    line-height: 1.65;
}

/* Block Type 6: Audio */
.mag-block-audio {
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 14px;
    padding: 22px 26px;
    margin: 32px 0;
}

.mag-block-audio .title {
    font-weight: 800;
    color: #0369a1;
    font-size: 1rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mag-block-audio audio {
    width: 100%;
}

/* ===================================================
   6. PIN LOCK / PROTECTED ACCESS SCREEN
   =================================================== */
.kb-lock-card {
    max-width: 440px;
    margin: 60px auto;
    background: #ffffff;
    border: 1px solid var(--kb-mag-border);
    border-radius: 20px;
    padding: 40px 32px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.kb-lock-icon {
    font-size: 52px;
    display: block;
    margin-bottom: 16px;
}

/* ===================================================
   7. FOOTER
   =================================================== */
.kb-mag-footer {
    background: #ffffff;
    border-top: 1px solid var(--kb-mag-border);
    padding: 32px 20px;
    text-align: center;
    font-size: 0.88rem;
    color: var(--kb-mag-text-muted);
}

.kb-mag-footer a {
    color: var(--kb-mag-primary);
    text-decoration: none;
    font-weight: 700;
}

/* ===================================================
   8. RESPONSIVE DESIGN (MOBILE)
   =================================================== */
@media (max-width: 768px) {
    .kb-mag-featured-card {
        grid-template-columns: 1fr;
    }
    .kb-mag-featured-content {
        padding: 24px;
    }
    .kb-mag-hero-title {
        font-size: 1.85rem;
    }
    .kb-reader-paper {
        padding: 28px 20px;
    }
    .kb-reader-title {
        font-size: 1.85rem;
    }
    .mag-block-image-text {
        grid-template-columns: 1fr;
    }
    .mag-block-image-duo {
        grid-template-columns: 1fr;
    }
}

/* ===================================================
   9. DIN-A4 DRUCKANSICHT (@media print)
   =================================================== */
@media print {
    body.kb-mag-body {
        background: #ffffff !important;
        color: #000000 !important;
        font-size: 11pt !important;
        line-height: 1.5 !important;
    }

    /* Hide non-printable navigation & buttons */
    .kb-mag-teacher-bar,
    .kb-mag-header,
    .kb-mag-hero,
    .kb-mag-filter-bar,
    .kb-reader-back-bar,
    .kb-mag-footer,
    .kb-btn,
    .cmschule-badge-container,
    .no-print {
        display: none !important;
    }

    .kb-reader-container {
        max-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .kb-reader-paper {
        border: none !important;
        padding: 0 !important;
        box-shadow: none !important;
    }

    .kb-reader-title {
        font-size: 22pt !important;
        color: #000000 !important;
        margin-bottom: 8pt !important;
    }

    .kb-reader-cover-img {
        max-height: 300px !important;
    }

    .mag-block-interview,
    .mag-block-infobox,
    .mag-block-audio,
    .mag-block-image-text {
        page-break-inside: avoid;
        border: 1pt solid #ccc !important;
        background: #f9f9f9 !important;
        color: #000000 !important;
    }

    .mag-block-interview .statement,
    .mag-block-infobox .content {
        color: #000000 !important;
    }

    .mag-block-audio audio {
        display: none !important;
    }

    .mag-block-audio::after {
        content: " [Audio-Beitrag im Online-Blog anhören: cmschule.de/klasse-blog/] ";
        font-style: italic;
        font-size: 9pt;
        color: #555;
    }

    a {
        text-decoration: none !important;
        color: #000000 !important;
    }
}

/* Impressum Button in Magazin-Footer */
.kb-mag-impressum-btn {
    background: #f1f5f9;
    border: 1px solid #cbd5e1;
    color: #334155;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.kb-mag-impressum-btn:hover {
    background: #e2e8f0;
    color: #0f172a;
    border-color: #94a3b8;
}