/* ==========================================================================
   DOCUMENT-PRINT.CSS · ESTILOS EDITORIALES E IMPRESIÓN PARA ÉFESO (DAVAR)
   Diseñado para lectura enriquecida en pantalla y salida perfecta en papel/PDF
   ========================================================================== */

:root {
    --font-serif: 'Cardo', Georgia, 'Times New Roman', serif;
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Consolas', 'Courier New', monospace;

    /* Tema Sepia Pergamino (Por defecto para documentos de estudio) */
    --doc-bg: #fbf7ee;
    --doc-surface: #ffffff;
    --doc-surface-alt: #f4ece0;
    --doc-border: #e3d5be;
    --doc-border-light: #ece3d3;
    --text-primary: #2d2115;
    --text-secondary: #5a4734;
    --text-muted: #826e5a;
    --accent: #9e3b1e;
    --accent-light: rgba(158, 59, 30, 0.08);
    --accent-border: rgba(158, 59, 30, 0.25);
    --blue-accent: #1e5a8a;
    --blue-light: rgba(30, 90, 138, 0.08);
    --green-accent: #23633e;
    --green-light: rgba(35, 99, 62, 0.08);
    --amber-accent: #875000;
    --amber-light: rgba(135, 80, 0, 0.08);
    --shadow-sm: 0 1px 3px rgba(45, 33, 21, 0.06);
    --shadow-md: 0 4px 14px rgba(45, 33, 21, 0.08);
}

body.theme-light {
    --doc-bg: #f8fafc;
    --doc-surface: #ffffff;
    --doc-surface-alt: #f1f5f9;
    --doc-border: #cbd5e1;
    --doc-border-light: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --accent: #0284c7;
    --accent-light: rgba(2, 132, 199, 0.08);
    --accent-border: rgba(2, 132, 199, 0.25);
    --blue-accent: #0369a1;
    --blue-light: rgba(3, 105, 161, 0.08);
    --green-accent: #15803d;
    --green-light: rgba(21, 128, 61, 0.08);
    --amber-accent: #b45309;
    --amber-light: rgba(180, 83, 9, 0.08);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
}

body.theme-dark {
    --doc-bg: #090f1d;
    --doc-surface: #10192e;
    --doc-surface-alt: #17243e;
    --doc-border: #233554;
    --doc-border-light: #1b2a47;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #38bdf8;
    --accent-light: rgba(56, 189, 248, 0.12);
    --accent-border: rgba(56, 189, 248, 0.3);
    --blue-accent: #60a5fa;
    --blue-light: rgba(96, 165, 250, 0.12);
    --green-accent: #4ade80;
    --green-light: rgba(74, 222, 128, 0.12);
    --amber-accent: #fbbf24;
    --amber-light: rgba(251, 191, 36, 0.12);
    --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.45);
}

/* Reset y caja base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--doc-bg);
}

body {
    font-family: var(--font-sans);
    background-color: var(--doc-bg);
    color: var(--text-primary);
    line-height: 1.65;
    transition: background-color 0.25s ease, color 0.25s ease;
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   BARRA DE ACCIONES FLOTANTE (PANTALLA)
   ========================================================================== */
.doc-top-bar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--doc-surface);
    border-bottom: 1px solid var(--doc-border);
    padding: 0.65rem 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    backdrop-filter: blur(8px);
}

.doc-top-left {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.doc-btn-back {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    background: var(--doc-surface-alt);
    border: 1px solid var(--doc-border);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.doc-btn-back:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.doc-breadcrumbs {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 500;
}

.doc-breadcrumbs strong {
    color: var(--text-primary);
}

.doc-top-right {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.doc-theme-group {
    display: inline-flex;
    background: var(--doc-surface-alt);
    border: 1px solid var(--doc-border);
    border-radius: 9999px;
    padding: 2px;
}

.doc-theme-btn {
    padding: 3px 10px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-weight: 600;
    border-radius: 9999px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.doc-theme-btn.active, .doc-theme-btn:hover {
    background: var(--doc-surface);
    color: var(--accent);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.doc-print-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 1rem;
    background: var(--accent);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(158, 59, 30, 0.25);
    transition: all 0.2s ease;
}

.doc-print-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(158, 59, 30, 0.35);
    filter: brightness(1.08);
}

/* ==========================================================================
   ESTRUCTURA Y CONTENEDOR PRINCIPAL
   ========================================================================== */
.doc-wrapper {
    max-width: 940px;
    margin: 2rem auto 4rem auto;
    padding: 0 1.5rem;
}

.doc-container {
    background: var(--doc-surface);
    border: 1px solid var(--doc-border);
    border-radius: 14px;
    padding: 3rem 3.5rem;
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   PORTADA Y METADATOS DEL DOCUMENTO
   ========================================================================== */
.doc-header {
    border-bottom: 2px solid var(--doc-border);
    padding-bottom: 2rem;
    margin-bottom: 2.5rem;
    text-align: center;
}

.doc-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 4px 14px;
    background: var(--accent-light);
    color: var(--accent);
    border: 1px solid var(--accent-border);
    border-radius: 9999px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 1rem;
}

.doc-title {
    font-family: var(--font-serif);
    font-size: 2.35rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.25;
    margin-bottom: 0.65rem;
    letter-spacing: -0.015em;
}

.doc-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    font-weight: 500;
    max-width: 720px;
    margin: 0 auto 1.25rem auto;
    line-height: 1.5;
}

.doc-meta-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: var(--text-muted);
    padding-top: 0.75rem;
    border-top: 1px dashed var(--doc-border);
}

.doc-meta-item strong {
    color: var(--text-secondary);
}

/* ==========================================================================
   ÍNDICE RÁPIDO DE CONTENIDO (SUMARIO)
   ========================================================================== */
.doc-toc {
    background: var(--doc-surface-alt);
    border: 1px solid var(--doc-border);
    border-radius: 10px;
    padding: 1.5rem 1.85rem;
    margin-bottom: 2.75rem;
}

.doc-toc-title {
    font-size: 0.92rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
    margin-bottom: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.doc-toc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0.6rem 1.25rem;
}

.doc-toc-link {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.15s ease;
}

.doc-toc-link:hover {
    color: var(--accent);
    text-decoration: underline;
}

.doc-toc-num {
    font-weight: 700;
    color: var(--accent);
    font-size: 0.85rem;
    min-width: 1.5rem;
}

/* ==========================================================================
   TIPOGRAFÍA Y SECCIONES DEL CUERPO
   ========================================================================== */
.doc-section {
    margin-bottom: 3.25rem;
    scroll-margin-top: 5rem;
}

h2.doc-sec-heading {
    font-family: var(--font-sans);
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--text-primary);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent);
    margin-bottom: 1.35rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

h3.doc-sub-heading {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 1.85rem 0 0.85rem 0;
}

p.doc-p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
    margin-bottom: 1.15rem;
}

/* Citas bíblicas destacadas */
.doc-quote {
    position: relative;
    background: var(--doc-surface-alt);
    border-left: 4px solid var(--accent);
    padding: 1.25rem 1.75rem;
    margin: 1.5rem 0;
    border-radius: 0 10px 10px 0;
    font-family: var(--font-serif);
    font-size: 1.08rem;
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.6;
}

.doc-quote-ref {
    display: block;
    margin-top: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-style: normal;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* Listas con estilo */
.doc-list {
    margin: 1rem 0 1.5rem 1.75rem;
    color: var(--text-secondary);
}

.doc-list li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.doc-list li strong {
    color: var(--text-primary);
}

/* ==========================================================================
   CAJAS DIDÁCTICAS EDITORIALES
   ========================================================================== */
.doc-card {
    background: var(--doc-surface-alt);
    border: 1px solid var(--doc-border);
    border-radius: 10px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    position: relative;
    page-break-inside: avoid;
    break-inside: avoid;
}

.doc-card-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.doc-card-header.passage { color: var(--blue-accent); }
.doc-card-header.doctrine { color: var(--amber-accent); }
.doc-card-header.lab { color: var(--accent); }
.doc-card-header.exercise { color: var(--green-accent); }

.doc-card.passage {
    border-left: 4px solid var(--blue-accent);
    background: var(--blue-light);
}

.doc-card.doctrine {
    border-left: 4px solid var(--amber-accent);
    background: var(--amber-light);
}

.doc-card.lab {
    border-left: 4px solid var(--accent);
    background: var(--accent-light);
}

.doc-card.exercise {
    border-left: 4px solid var(--green-accent);
    background: var(--green-light);
}

/* ==========================================================================
   DIAGRAMAS Y PROCESOS DIDÁCTICOS (SIN MERMAID EN PANTALLA PLANA)
   ========================================================================== */
.diagram-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.75rem 0;
}

.diagram-step-card {
    background: var(--doc-surface);
    border: 1px solid var(--doc-border);
    border-radius: 10px;
    padding: 1.25rem 1rem;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease;
}

.diagram-step-num {
    display: inline-block;
    width: 32px;
    height: 32px;
    line-height: 32px;
    background: var(--accent);
    color: #ffffff;
    font-weight: 800;
    border-radius: 50%;
    margin-bottom: 0.6rem;
    font-size: 0.9rem;
}

.diagram-step-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.diagram-step-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* ==========================================================================
   TABLAS EDITORIALES
   ========================================================================== */
.doc-table-wrapper {
    overflow-x: auto;
    margin: 1.5rem 0;
    border: 1px solid var(--doc-border);
    border-radius: 10px;
}

.doc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    text-align: left;
}

.doc-table th {
    background: var(--doc-surface-alt);
    color: var(--text-primary);
    font-weight: 700;
    padding: 0.85rem 1rem;
    border-bottom: 2px solid var(--doc-border);
}

.doc-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--doc-border-light);
    color: var(--text-secondary);
    vertical-align: top;
}

.doc-table tr:last-child td {
    border-bottom: none;
}

.doc-table tr:hover td {
    background: var(--accent-light);
}

/* ==========================================================================
   PIE DE PÁGINA DEL DOCUMENTO
   ========================================================================== */
.doc-footer {
    border-top: 1px solid var(--doc-border);
    margin-top: 3rem;
    padding-top: 1.75rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.doc-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.doc-footer a:hover {
    text-decoration: underline;
}

/* ==========================================================================
   CURRÍCULO COMPLETO (LECCIONES Y UNIDADES)
   Usado por teaching/curriculo-completo.html y teaching/en/complete-curriculum.html.
   Contenido generado desde teaching/programa_de_estudio.txt y
   teaching/en/study-program.txt con scripts/teaching/build_complete_curriculum.py
   ========================================================================== */
.jump-nav {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin: 1.25rem 0;
    padding: 0.75rem 1rem;
    background: var(--doc-surface-alt);
    border: 1px solid var(--doc-border);
    border-radius: 8px;
}

.jump-btn {
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 10px;
    background: var(--doc-surface);
    border: 1px solid var(--doc-border);
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.15s ease;
}

.jump-btn:hover {
    color: var(--accent);
    border-color: var(--accent);
    transform: translateY(-1px);
}

.lesson-container {
    margin-bottom: 2.75rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--doc-border);
    scroll-margin-top: 5rem;
}

.lesson-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--accent);
    color: #ffffff;
    padding: 2px 9px;
    border-radius: 4px;
    margin-bottom: 0.4rem;
}

.lesson-title {
    font-family: var(--font-sans);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.35;
}

/* Tipografía interna de las cajas semánticas de cada unidad */
.lesson-container .doc-card p {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 0.7rem;
}

.lesson-container .doc-card p:last-child {
    margin-bottom: 0;
}

.lesson-container .doc-list {
    margin: 0.35rem 0 0 1.45rem;
    font-size: 0.92rem;
}

.lesson-container .doc-list .doc-list {
    margin: 0.35rem 0 0.35rem 1.15rem;
}

.lesson-container .doc-list li {
    margin-bottom: 0.45rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.lesson-container .doc-list li strong {
    color: var(--text-primary);
}

.step-link-row {
    margin-top: 1.5rem;
    text-align: center;
}

.step-link-row .doc-print-btn {
    background: var(--blue-accent);
    text-decoration: none;
    display: inline-flex;
    font-size: 0.9rem;
    padding: 0.55rem 1.2rem;
}

/* ==========================================================================
   DIRECTIVAS DE IMPRESIÓN (@media print)
   Garantiza salida profesional en papel y PDF
   ========================================================================== */
@media print {
    @page {
        margin: 1.5cm 1.3cm 1.5cm 1.3cm;
        size: A4 portrait;
    }

    html, body {
        background: #ffffff !important;
        color: #111111 !important;
        font-size: 10.5pt !important;
        line-height: 1.45 !important;
    }

    /* Ocultar elementos interactivos en papel */
    .doc-top-bar,
    .doc-theme-group,
    .doc-print-btn,
    .doc-btn-back,
    .no-print {
        display: none !important;
        visibility: hidden !important;
    }

    .doc-wrapper {
        max-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .doc-container {
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        border-radius: 0 !important;
        background: transparent !important;
    }

    .doc-title {
        color: #000000 !important;
        font-size: 20pt !important;
    }

    .doc-subtitle {
        color: #333333 !important;
        font-size: 11pt !important;
    }

    .doc-badge {
        border: 1px solid #999999 !important;
        color: #333333 !important;
        background: transparent !important;
    }

    h2.doc-sec-heading {
        color: #000000 !important;
        border-bottom: 1.5pt solid #333333 !important;
        font-size: 13.5pt !important;
        page-break-after: avoid !important;
        break-after: avoid !important;
    }

    h3.doc-sub-heading {
        color: #111111 !important;
        font-size: 11.5pt !important;
        page-break-after: avoid !important;
        break-after: avoid !important;
    }

    .doc-card {
        border: 1px solid #cccccc !important;
        background: #fafafa !important;
        box-shadow: none !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
        margin: 10pt 0 !important;
        padding: 10pt !important;
    }

    .doc-quote {
        border-left: 3pt solid #444444 !important;
        background: #f7f7f7 !important;
        color: #222222 !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }

    .diagram-step-card {
        border: 1px solid #cccccc !important;
        box-shadow: none !important;
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }

    .diagram-step-num {
        background: #333333 !important;
        color: #ffffff !important;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .doc-table th {
        background: #f0f0f0 !important;
        color: #000000 !important;
        border-bottom: 1pt solid #444444 !important;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .doc-table td {
        border-bottom: 0.5pt solid #dddddd !important;
        color: #111111 !important;
    }

    /* Enlaces planos sin subrayados invasivos */
    a {
        color: #111111 !important;
        text-decoration: none !important;
    }

    /* Currículo: cada etapa arranca en página nueva y las lecciones fluyen.
       Las tarjetas conservan break-inside: avoid; el contenedor de lección no,
       para que una unidad larga no fuerce una página en blanco. */
    .doc-section.step-section {
        page-break-before: always !important;
        break-before: page !important;
    }

    .lesson-container {
        page-break-inside: auto !important;
        break-inside: auto !important;
        border-bottom: 0.5pt solid #dddddd !important;
        margin-bottom: 14pt !important;
        padding-bottom: 10pt !important;
    }

    .lesson-badge,
    h3.lesson-title {
        page-break-after: avoid !important;
        break-after: avoid !important;
    }

    .lesson-badge {
        border: 1pt solid #666666 !important;
        background: #f0f0f0 !important;
        color: #222222 !important;
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }

    .step-link-row {
        display: none !important;
    }

    .doc-footer {
        border-top: 1pt solid #cccccc !important;
        font-size: 8.5pt !important;
        color: #666666 !important;
    }
}