/* ============================================================
   AI Article Styles — dopasowane do stylu każdej strony
   Klasa: .drsen-ai-article (używana przez wszystkie wtyczki)
   Kolory nadpisywane per-strona przez wp_add_inline_style()
   ============================================================ */

/* ── CSS Variables (defaults = drsen.pl palette) ── */
.drsen-ai-article {
    --ai-primary:      #2d6a4f;
    --ai-secondary:    #40916c;
    --ai-headings:     #1a2e44;
    --ai-text:         #1e293b;
    --ai-muted:        #5a7080;
    --ai-bg:           #ffffff;
    --ai-toc-bg:       #faf8f4;
    --ai-border:       #e2e8f0;
    --ai-toc-border:   #d4e6da;
    --ai-shadow:       0 2px 12px rgba(0,0,0,.07);
    --ai-radius:       10px;
    --ai-max-w:        920px;
    --ai-font:         -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", sans-serif;
    --ai-cta-bg1:      #2d6a4f;
    --ai-cta-bg2:      #1a2e44;
    --ai-cta-btn:      #ffffff;
    --ai-cta-btn-text: #1a2e44;
}

/* ── Container ── */
.drsen-ai-article {
    max-width: var(--ai-max-w);
    margin: 0 auto;
    font-family: var(--ai-font);
    font-size: 1.05rem;
    line-height: 1.78;
    color: var(--ai-text);
    background: var(--ai-bg);
}

/* ── Headings ── */
.drsen-ai-article h1 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--ai-headings);
    line-height: 1.2;
    margin: 0 0 1.25rem;
    letter-spacing: -.02em;
}
.drsen-ai-article h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ai-headings);
    margin: 2.5rem 0 .9rem;
    padding-bottom: .45rem;
    border-bottom: 2px solid var(--ai-secondary);
    letter-spacing: -.01em;
}
.drsen-ai-article h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ai-primary);
    margin: 1.75rem 0 .6rem;
}
.drsen-ai-article h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ai-headings);
    margin: 1.25rem 0 .4rem;
}

/* ── Lead ── */
.drsen-ai-article .drsen-ai-lead,
.drsen-ai-article > p:first-of-type {
    font-size: 1.12rem;
    color: var(--ai-muted);
    line-height: 1.72;
    margin-bottom: 1.5rem;
    font-style: italic;
    /* v2.7.0: some themes narrow the "intro" paragraph (max-width: 60ch, float, columns) —
       the lead must always span the article column. */
    max-width: none !important;
    width: auto !important;
    float: none !important;
    columns: auto !important;
}
.drsen-ai-article p,
.drsen-ai-article ul,
.drsen-ai-article ol,
.drsen-ai-article h2,
.drsen-ai-article h3 {
    max-width: none;
    float: none;
}

/* ── References (v2.7.0) ── */
.drsen-ai-article .drsen-ai-references { margin: 2rem 0 1rem; padding-top: 1rem; border-top: 1px solid rgba(0,0,0,.08); font-size: .92rem; }
.drsen-ai-article .drsen-ai-references ol { padding-left: 1.4rem; }
.drsen-ai-article .drsen-ai-references li { margin-bottom: .45rem; }
.drsen-ai-article .drsen-ai-ref-unverified { color: #b45309; font-size: .85em; }
.drsen-ai-article sup.drsen-ai-ref { font-size: .72em; line-height: 0; }
.drsen-ai-article sup.drsen-ai-ref a { text-decoration: none; }

/* ── Paragraphs & Links ── */
.drsen-ai-article p { margin: 0 0 1.15rem; }
.drsen-ai-article a {
    color: var(--ai-secondary);
    text-decoration: underline;
    text-decoration-color: transparent;
    text-underline-offset: 2px;
    transition: text-decoration-color .18s, color .18s;
}
.drsen-ai-article a:hover {
    text-decoration-color: var(--ai-secondary);
    color: var(--ai-primary);
}
.drsen-ai-article strong, .drsen-ai-article b {
    color: var(--ai-headings);
    font-weight: 700;
}

/* ── Lists ── */
.drsen-ai-article ul, .drsen-ai-article ol {
    padding-left: 1.5rem;
    margin: 0 0 1.1rem;
}
.drsen-ai-article li { margin: .4rem 0; line-height: 1.65; }
.drsen-ai-article ul li::marker { color: var(--ai-primary); }

/* ── Table of contents ── */
.drsen-ai-toc {
    background: var(--ai-toc-bg);
    border: 1px solid var(--ai-toc-border);
    border-left: 4px solid var(--ai-primary);
    border-radius: var(--ai-radius);
    padding: 1.25rem 1.5rem;
    margin: 1.75rem 0 2rem;
}
.drsen-ai-toc h2, .drsen-ai-toc .drsen-toc-title {
    font-size: .82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--ai-primary);
    margin: 0 0 .75rem;
    border: none !important;
    padding: 0 !important;
}
.drsen-ai-toc ol, .drsen-ai-toc ul { margin: 0; padding: 0 0 0 1.25rem; }
.drsen-ai-toc li { margin: .3rem 0; }
.drsen-ai-toc a { color: var(--ai-headings); text-decoration: none; font-size: .9rem; }
.drsen-ai-toc a:hover { color: var(--ai-secondary); }

/* ── FAQ ── */
.drsen-ai-faq { margin: 2.5rem 0; }
.drsen-ai-faq-item {
    background: var(--ai-bg);
    border: 1px solid var(--ai-border);
    border-radius: var(--ai-radius);
    margin: .65rem 0;
    overflow: hidden;
    box-shadow: var(--ai-shadow);
    transition: box-shadow .2s;
}
.drsen-ai-faq-item:hover { box-shadow: 0 4px 18px rgba(0,0,0,.1); }
.drsen-ai-faq-question {
    font-weight: 700;
    font-size: 1rem;
    color: var(--ai-headings);
    padding: 1rem 1.25rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: .5rem;
    border-left: 4px solid var(--ai-primary);
    background: none;
    border-top: none;
    border-right: none;
    border-bottom: none;
    width: 100%;
    text-align: left;
}
.drsen-ai-faq-question::after {
    content: "\25BE";
    color: var(--ai-secondary);
    font-size: .85rem;
    flex-shrink: 0;
    margin-top: .1rem;
}
.drsen-ai-faq-answer {
    padding: .85rem 1.25rem 1rem 1.35rem;
    border-top: 1px solid var(--ai-border);
    font-size: .97rem;
    color: var(--ai-muted);
    line-height: 1.72;
    background: #f9fafb;
}

/* ── CTA ── */
.drsen-ai-cta {
    background: linear-gradient(135deg, var(--ai-cta-bg1) 0%, var(--ai-cta-bg2) 100%);
    color: #fff;
    border-radius: var(--ai-radius);
    padding: 2rem 2.25rem;
    margin: 2.5rem 0;
    text-align: center;
    box-shadow: 0 6px 24px rgba(0,0,0,.15);
}
.drsen-ai-cta h2, .drsen-ai-cta h3 {
    color: #fff !important;
    font-size: 1.3rem;
    margin: 0 0 .6rem !important;
    border: none !important;
    padding: 0 !important;
}
.drsen-ai-cta p { color: rgba(255,255,255,.88); font-size: .97rem; margin: 0 0 1.25rem; }
.drsen-ai-cta a, .drsen-cta-btn {
    display: inline-block;
    background: var(--ai-cta-btn);
    color: var(--ai-cta-btn-text) !important;
    font-weight: 700;
    font-size: .97rem;
    padding: .75em 2em;
    border-radius: 6px;
    text-decoration: none !important;
    transition: transform .15s, box-shadow .15s;
}
.drsen-ai-cta a:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,.2); }

/* ── Disclaimer ── */
.drsen-ai-disclaimer {
    background: #f0f8ff;
    border: 1px solid #bfdbfe;
    border-left: 4px solid #60a5fa;
    border-radius: var(--ai-radius);
    padding: 1rem 1.4rem;
    margin: 2rem 0;
    font-size: .88rem;
    color: #334155;
    line-height: 1.65;
}
.drsen-ai-disclaimer::before { content: "\2139\FE0F  "; }

/* ── Images ── */
.drsen-ai-article figure { margin: 1.75rem 0; }
.drsen-ai-article img { border-radius: 8px; max-width: 100%; height: auto; display: block; }
.drsen-ai-article-image img { width: 100%; box-shadow: 0 4px 20px rgba(0,0,0,.08); }
.drsen-ai-infographic { text-align: center; }
.drsen-ai-infographic img { max-width: 680px; margin: 0 auto; box-shadow: 0 4px 20px rgba(0,0,0,.1); }
.drsen-ai-image-caption, .drsen-ai-article figcaption {
    font-size: .82rem;
    color: var(--ai-muted);
    text-align: center;
    margin-top: .5rem;
    font-style: italic;
}

/* ── Author banner ── */
.drsen-author-banner {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .85rem 1.25rem;
    border-radius: var(--ai-radius);
    margin-bottom: 1.5rem;
    font-size: .9rem;
    font-weight: 500;
}

/* ── Placeholder (admin only) ── */
.drsen-ai-image-placeholder { display: none; }

/* ── Responsive ── */
@media (max-width: 680px) {
    .drsen-ai-article { font-size: 1rem; padding: 0 .5rem; }
    .drsen-ai-article h1 { font-size: 1.55rem; }
    .drsen-ai-article h2 { font-size: 1.25rem; }
    .drsen-ai-article h3 { font-size: 1.05rem; }
    .drsen-ai-cta { padding: 1.5rem 1.25rem; }
    .drsen-ai-toc { padding: 1rem 1.1rem; }
    .drsen-ai-infographic img { max-width: 100%; }
}
@media (max-width: 420px) {
    .drsen-ai-article h1 { font-size: 1.35rem; }
}

/* ── Progress bar ── */
.drsen-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--ai-primary);
    z-index: 9999;
    transition: width .1s linear;
    border-radius: 0 2px 2px 0;
}

/* ── Reading time badge ── */
.drsen-reading-time {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-size: .85rem;
    color: var(--ai-muted);
    margin-bottom: 1.25rem;
    font-style: normal;
    border: 1px solid var(--ai-border);
    padding: .3rem .85rem;
    border-radius: 20px;
    background: var(--ai-toc-bg);
}
.drsen-reading-time__icon { font-size: .9rem; }

/* ── TOC scroll spy active link ── */
.drsen-ai-toc a.drsen-toc-active {
    color: var(--ai-primary);
    font-weight: 700;
}

/* ── Auto-links ── */
.drsen-autolink {
    color: var(--ai-secondary);
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 2px;
}
.drsen-autolink:hover {
    text-decoration-style: solid;
}

/* ── Related posts ── */
.drsen-related-posts {
    margin: 2.5rem 0;
    padding: 1.5rem;
    background: var(--ai-toc-bg);
    border-radius: var(--ai-radius);
    border: 1px solid var(--ai-border);
}
.drsen-related-posts__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ai-headings);
    margin: 0 0 1rem;
}
.drsen-related-posts__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}
.drsen-related-posts__item {
    display: flex;
    flex-direction: column;
    background: var(--ai-bg);
    border: 1px solid var(--ai-border);
    border-radius: calc(var(--ai-radius) - 2px);
    overflow: hidden;
    text-decoration: none;
    transition: box-shadow .2s, transform .15s;
}
.drsen-related-posts__item:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,.1);
    transform: translateY(-2px);
}
.drsen-related-posts__img img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 0;
}
.drsen-related-posts__name {
    padding: .65rem .85rem;
    font-size: .88rem;
    font-weight: 600;
    color: var(--ai-headings);
    line-height: 1.4;
}

/* ── Star rating ── */
.drsen-star-rating {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: 1rem 1.25rem;
    background: var(--ai-toc-bg);
    border-radius: var(--ai-radius);
    border: 1px solid var(--ai-border);
    margin: 2rem 0;
    flex-wrap: wrap;
}
.drsen-star-rating__label {
    font-size: .9rem;
    font-weight: 600;
    color: var(--ai-headings);
}
.drsen-star-rating__stars {
    display: flex;
    gap: .25rem;
}
.drsen-star {
    font-size: 1.6rem;
    color: #d1d5db;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    line-height: 1;
    transition: color .12s, transform .1s;
}
.drsen-star:hover,
.drsen-star.hover,
.drsen-star.active {
    color: #f59e0b;
    transform: scale(1.15);
}
.drsen-star:disabled {
    cursor: default;
    transform: none;
}
.drsen-star-rating__summary {
    font-size: .85rem;
    color: var(--ai-muted);
}
.drsen-rating-thanks { color: var(--ai-primary); font-weight: 600; }
.drsen-rating-error  { color: #dc2626; }

/* ── FAQ open state ── */
.drsen-ai-faq-item.drsen-faq-open .drsen-ai-faq-question::after {
    content: "\25B4";
}
.drsen-ai-faq-answer { display: none; }
.drsen-ai-faq-item.drsen-faq-open .drsen-ai-faq-answer { display: block; }

/* ── Responsive ── */
@media (max-width: 600px) {
    .drsen-related-posts__grid { grid-template-columns: 1fr; }
    .drsen-star-rating { flex-direction: column; align-items: flex-start; }
}