/* ═══════════════════════════════════════════════════════
   DevPath — Print / PDF Export Stylesheet
   Usage: Ctrl+P → "Save as PDF" in Chrome
   Optimized for A4 book-quality output
   ═══════════════════════════════════════════════════════ */

@media print {

    /* ─── PAGE SETUP ──────────────────────────────── */
    @page {
        size: A4;
        margin: 2cm 2.2cm 2.5cm 2.2cm;

        @bottom-center {
            content: counter(page);
            font-size: 8pt;
            color: #999;
        }
    }

    @page:first {
        margin-top: 0;
        @bottom-center { content: none; }
    }

    /* ─── HIDE UI / INTERACTIVE ELEMENTS ─────────── */
    .site-header,
    .sidebar,
    .breadcrumb,
    .lesson-nav,
    .copy-btn,
    .progress-pill,
    .header-divider,
    .lesson-check,
    .module-nav,
    .print-btn,
    .pdf-export-bar,
    .back-link,
    .nav-arrow,
    .section-divider,
    .module-nav-bottom,
    #sidebarToggle,
    .nav,
    .nav-cta,
    .hero-btns,
    .btn-primary,
    .btn-outline {
        display: none !important;
    }

    /* ─── RESET LAYOUT (remove sidebar grid) ──────── */
    .page-shell {
        display: block !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    .content-area {
        margin: 0 !important;
        padding: 0 !important;
        max-width: 100% !important;
        width: 100% !important;
    }

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

    /* ─── BASE TYPOGRAPHY ─────────────────────────── */
    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }

    body {
        background: white !important;
        color: #1a1a1a !important;
        font-family: 'Georgia', 'Times New Roman', serif;
        font-size: 10.5pt;
        line-height: 1.65;
        margin: 0;
        padding: 0;
    }

    /* ─── COVER PAGE (first page) ─────────────────── */
    .lesson-header {
        page-break-after: always;
        padding: 4cm 0 2cm !important;
        border-bottom: none !important;
        text-align: center;
        min-height: 80vh;
        display: flex !important;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }

    .lesson-meta {
        margin-bottom: 24pt;
        display: flex !important;
        justify-content: center;
        gap: 8pt;
    }

    .chapter-label {
        font-size: 10pt !important;
        color: #555 !important;
        letter-spacing: 0.15em;
        text-transform: uppercase;
    }

    .difficulty-badge {
        font-size: 9pt !important;
        color: #666 !important;
        border: 1px solid #bbb !important;
        background: #f5f5f5 !important;
        padding: 2pt 8pt !important;
        border-radius: 3pt;
    }

    .read-time {
        font-size: 9pt !important;
        color: #888 !important;
    }

    .module-tag-badge {
        font-size: 8pt !important;
        padding: 2pt 8pt !important;
        border: 1px solid #999 !important;
        background: #f0f0f0 !important;
        color: #333 !important;
        border-radius: 3pt;
    }

    /* ─── TITLE (Cover Page) ──────────────────────── */
    .lesson-title, h1 {
        font-size: 32pt !important;
        color: #111 !important;
        font-weight: 700;
        margin-bottom: 12pt;
        line-height: 1.15;
        border-bottom: 3pt solid #222;
        padding-bottom: 14pt;
        letter-spacing: -0.02em;
    }

    .lesson-subtitle {
        font-size: 12pt !important;
        color: #444 !important;
        margin-bottom: 20pt;
        font-style: italic;
        line-height: 1.6;
        max-width: 85%;
    }

    /* ─── HERO (Course Home) ──────────────────────── */
    .course-hero {
        page-break-after: always;
        padding: 3cm 0 !important;
        border-bottom: none !important;
        text-align: center;
    }

    .hero-eyebrow {
        font-size: 10pt !important;
        color: #555 !important;
        letter-spacing: 0.12em;
    }

    .hero-title {
        font-size: 28pt !important;
        color: #111 !important;
        line-height: 1.2;
        margin-bottom: 12pt;
    }

    .hero-desc {
        font-size: 11pt !important;
        color: #444 !important;
        max-width: 100% !important;
    }

    .hero-stats {
        margin-top: 20pt !important;
        padding-top: 14pt !important;
        border-top: 1px solid #ccc !important;
    }

    .stat-value {
        font-size: 16pt !important;
        color: #111 !important;
    }

    .stat-label {
        font-size: 8pt !important;
        color: #666 !important;
    }

    /* ─── CONTENT HEADINGS ────────────────────────── */
    h2 {
        font-size: 18pt !important;
        color: #222 !important;
        margin-top: 28pt;
        margin-bottom: 10pt;
        padding-bottom: 4pt;
        border-bottom: 1px solid #ccc;
        page-break-after: avoid;
    }

    h3 {
        font-size: 13pt !important;
        color: #333 !important;
        margin-top: 18pt;
        margin-bottom: 6pt;
        page-break-after: avoid;
    }

    p {
        color: #333;
        orphans: 3;
        widows: 3;
        margin-bottom: 6pt;
    }

    /* ─── PHASE HEADERS (with numbers) ───────────── */
    .phase-header {
        display: flex !important;
        align-items: center;
        gap: 10pt;
        margin-top: 30pt;
        page-break-after: avoid;
        page-break-before: always;
    }

    /* First phase header should NOT force a page break */
    .lesson-body > .phase-header:first-child,
    .lesson-body > div:first-child > .phase-header:first-child {
        page-break-before: auto;
    }

    .phase-number {
        width: 28pt !important;
        height: 28pt !important;
        font-size: 13pt !important;
        background: #333 !important;
        color: white !important;
        border-radius: 50%;
        display: flex !important;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        line-height: 1;
    }

    .phase-header h2 {
        border-bottom: none;
        margin-top: 0 !important;
        padding-bottom: 0;
    }

    /* ─── CODE BLOCKS ────────────────────────────── */
    .code-block {
        page-break-inside: avoid;
        margin: 10pt 0;
        border: 1px solid #bbb !important;
        border-radius: 4pt;
        overflow: hidden;
    }

    .code-header {
        background: #e8e8e8 !important;
        padding: 4pt 10pt !important;
        border-bottom: 1px solid #bbb !important;
    }

    .code-lang {
        color: #555 !important;
        font-size: 7.5pt !important;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

    pre {
        background: #f7f7f7 !important;
        color: #1a1a1a !important;
        padding: 8pt 10pt !important;
        font-size: 8.5pt !important;
        line-height: 1.5;
        overflow: visible !important;
        white-space: pre-wrap !important;
        word-wrap: break-word !important;
        margin: 0 !important;
    }

    code {
        font-family: 'Consolas', 'Courier New', monospace !important;
        font-size: 8.5pt;
        color: #c7254e !important;
        background: #f3f3f3 !important;
        padding: 1pt 3pt;
        border-radius: 2pt;
    }

    pre code {
        color: #1a1a1a !important;
        background: none !important;
        padding: 0;
        font-size: inherit;
    }

    /* ─── CONCEPT CARDS ──────────────────────────── */
    .concept-grid {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 8pt !important;
        margin: 10pt 0;
    }

    .concept-card {
        border: 1px solid #ccc !important;
        background: #fafafa !important;
        padding: 8pt 10pt !important;
        border-radius: 4pt;
        page-break-inside: avoid;
    }

    .concept-card-label {
        font-size: 7pt !important;
        text-transform: uppercase;
        color: #888 !important;
        letter-spacing: 0.5pt;
    }

    .concept-card-title {
        font-size: 11pt !important;
        font-weight: 700;
        color: #222 !important;
        margin: 2pt 0;
    }

    .concept-card-desc {
        font-size: 9pt !important;
        color: #555 !important;
        line-height: 1.5;
    }

    /* ─── CALLOUT BOXES ──────────────────────────── */
    .callout {
        page-break-inside: avoid;
        border: 1px solid #999 !important;
        background: #fafafa !important;
        padding: 10pt 12pt !important;
        margin: 12pt 0;
        border-radius: 4pt;
        border-left: 4pt solid #666 !important;
    }

    .callout.tip {
        border-left-color: #2563eb !important;
        background: #f0f4ff !important;
    }
    .callout.info {
        border-left-color: #7c3aed !important;
        background: #f5f0ff !important;
    }
    .callout.warning {
        border-left-color: #d97706 !important;
        background: #fffbf0 !important;
    }

    .callout-title {
        font-size: 9pt !important;
        font-weight: 700;
        color: #222 !important;
        margin-bottom: 4pt;
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

    .callout-body {
        font-size: 9.5pt !important;
        color: #444 !important;
        line-height: 1.55;
    }

    /* ─── TABLES ──────────────────────────────────── */
    .table-wrapper {
        page-break-inside: avoid;
        margin: 10pt 0;
        border: 1px solid #bbb !important;
        border-radius: 4pt;
        overflow: hidden;
    }

    table {
        width: 100%;
        border-collapse: collapse;
        font-size: 9pt;
    }

    th {
        background: #e8e8e8 !important;
        color: #222 !important;
        font-weight: 700;
        padding: 6pt 8pt;
        border: 1px solid #ccc;
        text-align: left;
        font-size: 8pt;
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

    td {
        padding: 5pt 8pt;
        border: 1px solid #ddd;
        color: #333;
    }

    td code {
        font-size: 8pt !important;
        background: #eee !important;
        color: #111 !important;
    }

    tr:nth-child(even) td {
        background: #f7f7f7 !important;
    }

    /* ─── LISTS ───────────────────────────────────── */
    ol, ul {
        margin: 8pt 0;
        padding-left: 20pt;
    }

    li {
        margin-bottom: 4pt;
        color: #333;
        font-size: 10pt;
        line-height: 1.55;
    }

    li strong {
        color: #111;
    }

    /* ─── LINKS ───────────────────────────────────── */
    a {
        color: #333 !important;
        text-decoration: none !important;
    }

    a[href^="http"]::after {
        content: " (" attr(href) ")";
        font-size: 7pt;
        color: #888;
        word-break: break-all;
    }

    /* Don't show URL for internal nav links */
    a[href^="#"]::after,
    a[href^="module"]::after,
    a[href^="index"]::after,
    .breadcrumb a::after,
    .sidebar-item::after,
    .logo::after {
        content: none !important;
    }

    /* ─── IMAGES ──────────────────────────────────── */
    img {
        max-width: 100%;
        height: auto;
        page-break-inside: avoid;
    }

    /* ─── MODULE CARDS (Course Home) ──────────────── */
    .modules-grid {
        margin-bottom: 20pt;
    }

    .modules-section-title {
        font-size: 10pt !important;
        color: #555 !important;
        text-transform: uppercase;
        letter-spacing: 0.1em;
        margin-bottom: 10pt !important;
    }

    .module-card {
        border: 1px solid #ccc !important;
        background: #fafafa !important;
        border-radius: 4pt;
        padding: 10pt 12pt !important;
        margin-bottom: 6pt !important;
        page-break-inside: avoid;
    }

    .module-icon {
        background: #eee !important;
    }

    .module-card-title {
        font-size: 11pt !important;
        color: #222 !important;
    }

    .module-card-meta {
        font-size: 8pt !important;
        color: #666 !important;
    }

    .module-arrow {
        display: none !important;
    }

    /* ─── PAGE BREAK CONTROL ─────────────────────── */
    /* Keep headers with their following content */
    h2, h3, .phase-header, .callout-title {
        page-break-after: avoid !important;
    }

    /* Avoid breaking inside important blocks */
    .concept-card,
    .code-block,
    .callout,
    .table-wrapper {
        page-break-inside: avoid !important;
    }

    /* ─── RUNNING FOOTER ─────────────────────────── */
    body::after {
        content: "DevPath — Zero to Job-Ready Web Development • devpath.pro";
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        text-align: center;
        font-size: 7pt;
        color: #bbb;
        padding-bottom: 4pt;
    }

    /* ─── SECTION DIVIDERS → spacer only ──────────── */
    .section-divider {
        display: block !important;
        height: 0 !important;
        border: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    /* ─── INLINE CODE IN BODY TEXT ─────────────────── */
    .lesson-body p code,
    .lesson-body li code {
        font-size: 8.5pt !important;
        background: #eee !important;
        border: 1px solid #ddd !important;
        color: #c7254e !important;
        padding: 0.5pt 3pt;
        border-radius: 2pt;
    }
}