/* ============================================================
   SOLID DEAL — Wissens-Hub CSS
   Light Article System · Dark Chrome Integration
   Extends: styles.css (imported on all wissen/* pages)
   ============================================================ */

/* 1. ARTICLE SURFACE — light reading background */
.article-surface { background: #F7F6F2; color: #1C2128; position: relative; }
.article-surface::before { content: ''; display: block; height: 3px; background: linear-gradient(90deg, #1C5D63 0%, #1B3A5C 50%, #A4875A 100%); }

/* 2. ARTICLE LAYOUT */
.article-outer { max-width: 1280px; margin: 0 auto; padding: 3rem clamp(1.5rem,5vw,4rem) 5rem; display: grid; grid-template-columns: 1fr 270px; gap: 4rem; align-items: start; }
.article-main { min-width: 0; }
.article-sidebar { position: sticky; top: 5.5rem; }
@media (max-width: 960px) { .article-outer { grid-template-columns: 1fr; } .article-sidebar { position: static; order: -1; } }

/* 3. ARTICLE TYPOGRAPHY */
.article-content { line-height: 1.9; font-size: 1.05rem; color: #2D333B; max-width: 70ch; }
.article-content p { margin-bottom: 1.5rem; }
.article-content h2 { font-size: 1.65rem; font-weight: 700; color: #111418; margin: 3.5rem 0 1.25rem; padding-top: 0.5rem; border-top: 1px solid rgba(0,0,0,0.08); line-height: 1.3; }
.article-content h2:first-of-type { margin-top: 2rem; border-top: none; }
.article-content h3 { font-size: 1.18rem; font-weight: 650; color: #1C2128; margin: 2.5rem 0 0.85rem; line-height: 1.4; }
.article-content h4 { font-size: 0.85rem; font-weight: 700; color: #2D333B; margin: 1.75rem 0 0.6rem; text-transform: uppercase; letter-spacing: 0.04em; }
.article-content ul, .article-content ol { margin: 1rem 0 1.75rem 1.5rem; }
.article-content li { margin-bottom: 0.6rem; line-height: 1.7; }
.article-content strong { font-weight: 700; color: #111418; }
.article-content a { color: #1C5D63; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; transition: color 0.2s; }
.article-content a:hover { color: #245F66; }
.article-content hr { border: none; border-top: 1px solid rgba(0,0,0,0.1); margin: 3rem 0; }

/* 4. CALLOUT BOXES */
.callout { border-left: 3px solid; padding: 1.25rem 1.5rem; border-radius: 0 6px 6px 0; margin: 2.25rem 0; }
.callout-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 0.6rem; display: block; }
.callout p:last-child { margin-bottom: 0; }
.callout--definition { border-color: #1C5D63; background: rgba(28,93,99,0.07); }
.callout--definition .callout-label { color: #1C5D63; }
.callout--practice { border-color: #3B7A57; background: rgba(59,122,87,0.07); }
.callout--practice .callout-label { color: #3B7A57; }
.callout--important { border-color: #2A5580; background: rgba(42,85,128,0.07); }
.callout--important .callout-label { color: #2A5580; }
.callout--example { border-color: #A4875A; background: rgba(164,135,90,0.07); }
.callout--example .callout-label { color: #A4875A; }

/* 5. TABLE OF CONTENTS */
.toc { background: #EDECEA; border: 1px solid rgba(0,0,0,0.08); border-radius: 8px; padding: 1.5rem; }
.toc-label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #6E7781; margin-bottom: 1rem; display: block; }
.toc-list { list-style: none; margin: 0; padding: 0; }
.toc-list a { display: block; padding: 0.4rem 0 0.4rem 0.75rem; font-size: 0.875rem; color: #3D4550; text-decoration: none; border-left: 2px solid transparent; margin-left: -0.75rem; line-height: 1.4; transition: all 0.2s; }
.toc-list a:hover, .toc-list a.active { color: #1C5D63; border-left-color: #1C5D63; }
.toc-list .toc-sub { padding-left: 1.5rem; margin-left: 0; font-size: 0.82rem; color: #6E7781; }
.sidebar-section { margin-top: 2rem; padding: 1.25rem; background: #EDECEA; border-radius: 8px; border: 1px solid rgba(0,0,0,0.08); }
.sidebar-section-title { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #6E7781; margin-bottom: 0.85rem; display: block; }
.sidebar-link { display: flex; align-items: center; gap: 0.5rem; padding: 0.4rem 0; font-size: 0.875rem; color: #2D333B; text-decoration: none; border-bottom: 1px solid rgba(0,0,0,0.06); transition: color 0.2s; cursor: pointer; }
.sidebar-link:last-child { border-bottom: none; }
.sidebar-link:hover { color: #1C5D63; }
.sidebar-link::before { content: '→'; font-size: 0.75rem; color: #1C5D63; flex-shrink: 0; }

/* 6. ARTICLE HEADER */
.article-header { padding: 2.5rem 0 2rem; border-bottom: 1px solid rgba(0,0,0,0.08); margin-bottom: 2.5rem; }
.article-meta { display: flex; align-items: center; gap: 1.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.article-category-tag { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #1C5D63; background: rgba(28,93,99,0.1); padding: 0.3rem 0.75rem; border-radius: 99px; text-decoration: none; cursor: pointer; border: 1px solid transparent; transition: all 0.2s; }
.article-category-tag:hover { background: rgba(28,93,99,0.2); border-color: rgba(28,93,99,0.4); transform: translateY(-1px); }
.article-reading-time, .article-updated { font-size: 0.8rem; color: #6E7781; }
.article-title { font-size: clamp(1.8rem,4vw,2.8rem); font-weight: 800; line-height: 1.2; color: #111418; margin-bottom: 1rem; max-width: 22ch; }
.article-lead { font-size: 1.15rem; line-height: 1.65; color: #4A5260; max-width: 62ch; }

/* 7. AUTHOR CARD */
.author-card { display: flex; align-items: center; gap: 1rem; padding: 1.5rem; background: #EDECEA; border-radius: 8px; border: 1px solid rgba(0,0,0,0.08); margin-top: 4rem; }
.author-avatar { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, #1C5D63, #1B3A5C); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; font-weight: 700; color: white; flex-shrink: 0; }
.author-name { font-size: 0.95rem; font-weight: 700; color: #111418; }
.author-role { font-size: 0.8rem; color: #6E7781; margin-top: 0.15rem; }

/* 8. RELATED ARTICLES — dark section */
.related-section { background: #181D23; border-top: 1px solid rgba(255,255,255,0.07); padding: 4rem 0; }
.related-label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: #6E7781; margin-bottom: 2rem; display: block; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.related-card { background: #111418; border: 1px solid rgba(255,255,255,0.07); border-radius: 8px; padding: 1.5rem; text-decoration: none; transition: all 0.3s; display: flex; flex-direction: column; gap: 0.75rem; cursor: pointer; }
.related-card:hover { border-color: rgba(255,255,255,0.12); transform: translateY(-2px); }
.related-card-category { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: #245F66; }
.related-card-title { font-size: 0.95rem; font-weight: 600; color: #F7F6F2; line-height: 1.4; }
.related-card-desc { font-size: 0.82rem; color: #8B939E; line-height: 1.6; }
.related-card-arrow { font-size: 0.8rem; color: #6E7781; margin-top: auto; }

/* 9. HUB PAGES */
.wissen-search-wrap { margin: 2.5rem 0 0; }
.wissen-search { display: flex; align-items: center; background: #181D23; border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; padding: 0.85rem 1.25rem; gap: 0.75rem; max-width: 540px; transition: border-color 0.3s; }
.wissen-search:focus-within { border-color: #245F66; }
.wissen-search input { background: transparent; border: none; outline: none; color: #F7F6F2; font-family: 'Manrope', sans-serif; font-size: 0.95rem; flex: 1; }
.wissen-search input::placeholder { color: #6E7781; }
.wissen-search-icon { color: #6E7781; flex-shrink: 0; }
.hub-category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.25rem; margin-top: 3rem; }
.hub-category-card { background: #181D23; border: 1px solid rgba(255,255,255,0.07); border-radius: 8px; padding: 1.75rem; text-decoration: none; transition: all 0.3s; display: flex; flex-direction: column; gap: 0.85rem; position: relative; overflow: hidden; cursor: pointer; }
.hub-category-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, #1C5D63, transparent); transform: scaleX(0); transform-origin: left; transition: transform 0.3s; }
.hub-category-card:hover { border-color: rgba(255,255,255,0.12); transform: translateY(-2px); }
.hub-category-card:hover::before { transform: scaleX(1); }
.hub-cat-icon { width: 40px; height: 40px; background: rgba(28,93,99,0.15); border-radius: 4px; display: flex; align-items: center; justify-content: center; color: #245F66; }
.hub-cat-label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #6E7781; }
.hub-cat-title { font-size: 1.05rem; font-weight: 700; color: #F7F6F2; line-height: 1.3; }
.hub-cat-desc { font-size: 0.85rem; color: #8B939E; line-height: 1.65; flex: 1; }
.hub-cat-count { font-size: 0.75rem; color: #6E7781; margin-top: 0.5rem; display: flex; align-items: center; gap: 0.4rem; }
.hub-featured { background: #111418; border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; padding: 2.5rem; margin-bottom: 2rem; text-decoration: none; display: block; transition: all 0.3s; cursor: pointer; }
.hub-featured:hover { transform: translateY(-2px); }
.hub-featured-label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #245F66; margin-bottom: 0.85rem; display: block; }
.hub-featured-title { font-size: 1.4rem; font-weight: 700; color: #F7F6F2; line-height: 1.3; margin-bottom: 0.75rem; max-width: 28ch; }
.hub-featured-desc { font-size: 0.9rem; color: #8B939E; max-width: 56ch; line-height: 1.65; }

/* Article card list (light bg) */
.article-card-list { display: flex; flex-direction: column; gap: 1px; background: rgba(0,0,0,0.08); border-radius: 8px; overflow: hidden; margin: 2rem 0; }
.article-card-item { background: #F7F6F2; padding: 1.25rem 1.5rem; display: flex; justify-content: space-between; align-items: center; text-decoration: none; gap: 1rem; transition: background 0.2s; }
.article-card-item:hover { background: #F0EDE9; }
.article-card-title { font-size: 0.95rem; font-weight: 600; color: #111418; line-height: 1.4; }
.article-card-meta { font-size: 0.78rem; color: #6E7781; margin-top: 0.2rem; }
.article-card-arrow { color: #1C5D63; flex-shrink: 0; font-size: 1rem; }

/* 10. GLOSSAR */
.glossar-definition-box { background: #F7F6F2; padding: 2rem 2.5rem; border-radius: 8px; margin-bottom: 2.5rem; border: 1px solid rgba(0,0,0,0.07); }
.glossar-def-label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #1C5D63; margin-bottom: 0.75rem; display: block; }
.glossar-def-text { font-size: 1.1rem; line-height: 1.75; color: #1C2128; }
.glossar-term-grid { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1.5rem 0; }
.glossar-term-tag { display: inline-block; padding: 0.35rem 0.85rem; background: #181D23; border: 1px solid rgba(255,255,255,0.07); border-radius: 99px; font-size: 0.82rem; color: #8B939E; text-decoration: none; transition: all 0.2s; }
.glossar-term-tag:hover { border-color: #245F66; color: #245F66; }
.glossar-index-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }
.glossar-index-card { background: #181D23; border: 1px solid rgba(255,255,255,0.07); border-radius: 8px; padding: 1.25rem 1.5rem; text-decoration: none; transition: all 0.3s; display: flex; flex-direction: column; gap: 0.4rem; }
.glossar-index-card:hover { border-color: rgba(255,255,255,0.12); }
.glossar-index-term { font-size: 0.95rem; font-weight: 700; color: #F7F6F2; }
.glossar-index-desc { font-size: 0.8rem; color: #8B939E; line-height: 1.5; }

/* 11. METHODIK */
.methodik-framework-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.25rem; margin: 3rem 0; }
.methodik-step { background: #181D23; border: 1px solid rgba(255,255,255,0.07); border-radius: 8px; padding: 1.75rem; }
.methodik-step-num { font-size: 2.5rem; font-weight: 800; color: rgba(255,255,255,0.07); line-height: 1; margin-bottom: 1rem; }
.methodik-step-title { font-size: 1rem; font-weight: 700; color: #F7F6F2; margin-bottom: 0.6rem; }
.methodik-step-desc { font-size: 0.85rem; color: #8B939E; line-height: 1.65; }

/* 12. TOOLS */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; margin: 3rem 0; }
.tool-card { background: #181D23; border: 1px solid rgba(255,255,255,0.07); border-radius: 8px; padding: 2rem; display: flex; flex-direction: column; gap: 1rem; }
.tool-badge { display: inline-block; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.25rem 0.65rem; border-radius: 99px; border: 1px solid; }
.tool-badge--soon { border-color: #A4875A; color: #A4875A; background: rgba(164,135,90,0.12); }
.tool-icon { width: 44px; height: 44px; background: rgba(28,93,99,0.15); border-radius: 4px; display: flex; align-items: center; justify-content: center; color: #245F66; }
.tool-title { font-size: 1.05rem; font-weight: 700; color: #F7F6F2; }
.tool-desc { font-size: 0.87rem; color: #8B939E; line-height: 1.65; flex: 1; }

/* 13. BREADCRUMB (light bg version) */
.article-breadcrumb { display: flex; align-items: center; gap: 0.4rem; padding: 1.25rem 0; border-bottom: 1px solid rgba(0,0,0,0.07); }
.article-breadcrumb a { font-size: 0.8rem; color: #6E7781; text-decoration: none; transition: color 0.2s; }
.article-breadcrumb a:hover { color: #1C5D63; }
.article-breadcrumb-sep { font-size: 0.75rem; color: rgba(0,0,0,0.25); }
.article-breadcrumb-current { font-size: 0.8rem; color: #2D333B; font-weight: 500; }

/* 14. TAGS */
.tag-group { display: flex; flex-wrap: wrap; gap: 0.45rem; margin: 1.5rem 0; }
.tag { display: inline-block; font-size: 0.75rem; padding: 0.3rem 0.7rem; border-radius: 99px; text-decoration: none; transition: all 0.2s; cursor: pointer; }
.tag--dark { background: #181D23; border: 1px solid rgba(255,255,255,0.07); color: #8B939E; cursor: pointer; transition: all 0.2s; }
.tag--dark:hover { border-color: #245F66; color: #245F66; }
.tag--light { background: rgba(0,0,0,0.06); color: #3D4550; cursor: pointer; border: 1px solid transparent; transition: all 0.2s; }
.tag--light:hover { background: rgba(28,93,99,0.1); color: #1C5D63; border-color: rgba(28,93,99,0.3); }

/* 15. NAV DROPDOWN — Stile nur für Inhaltselemente.
   Positioning/Visibility wird ausschliesslich in styles.css definiert
   und per JavaScript in main.js gesteuert. Kein Überschreiben hier. */
/* nav-dropdown-link styles sind jetzt in styles.css */

/* 16. PRINT */
@media print {
    .nav, .nav-mobile, .footer, .article-sidebar, .related-section { display: none !important; }
    .article-surface { background: white; color: black; }
    .article-outer { grid-template-columns: 1fr; padding: 0; }
    .article-content a { color: black; text-decoration: underline; }
}

/* 17. RESPONSIVE */
@media (max-width: 640px) {
    .hub-category-grid { grid-template-columns: 1fr; }
    .article-title { font-size: 1.6rem; }
    .article-content h2 { font-size: 1.35rem; }
    .author-card { flex-direction: column; align-items: flex-start; }
    .article-meta { gap: 0.75rem; }
}

/* ============================================================
   GRUNDLAGEN HUB — Article Card List System (Phase 2 fix)
   ============================================================ */

/* Article card in category hub */
.article-card {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.5rem;
    background: #F7F6F2;
    text-decoration: none;
    border-bottom: 1px solid rgba(0,0,0,0.07);
    transition: background 0.2s;
}

.article-card:last-child { border-bottom: none; }
.article-card--available { cursor: pointer; }
.article-card--available:hover { background: #F0EDE9; }
.article-card--soon { opacity: 0.55; cursor: default; }

.article-card-num {
    font-size: 1.5rem;
    font-weight: 800;
    color: rgba(0,0,0,0.1);
    line-height: 1;
    flex-shrink: 0;
    min-width: 2rem;
}

.article-card-body { flex: 1; min-width: 0; }

.article-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.article-card-badge {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.2rem 0.6rem;
    border-radius: 99px;
}

.article-card-badge--available {
    background: rgba(28,93,99,0.12);
    color: #1C5D63;
}

.article-card-badge--soon {
    background: rgba(164,135,90,0.12);
    color: #A4875A;
}

.article-card-time {
    font-size: 0.78rem;
    color: #6E7781;
}

.article-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: #111418;
    margin: 0 0 0.4rem;
    line-height: 1.4;
}

.article-card-desc {
    font-size: 0.85rem;
    color: #4A5260;
    line-height: 1.65;
    margin: 0 0 0.75rem;
}

.article-card-cta {
    font-size: 0.82rem;
    font-weight: 600;
    color: #1C5D63;
}

/* Category intro text area */
.cat-intro {
    padding: 2rem 0;
    max-width: 70ch;
    border-bottom: 1px solid rgba(0,0,0,0.07);
    margin-bottom: 0;
}

.cat-intro p {
    font-size: 1rem;
    line-height: 1.8;
    color: #2D333B;
    margin-bottom: 1.25rem;
}

.cat-intro p:last-child { margin-bottom: 0; }

/* Hero meta strip */
.hero-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.hero-meta-item {
    font-size: 0.8rem;
    color: var(--color-gray-mid);
}

.hero-meta-sep {
    color: var(--color-border-mid);
    font-size: 0.8rem;
}

/* Page hero title / lead (variants) */
.page-hero-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.15;
    margin: 0.75rem 0 1rem;
    max-width: 18ch;
}

.page-hero-lead {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-gray-mid);
    max-width: 56ch;
}

/* Related card label */
.related-card-label {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-petrol-bright);
}

/* Section header */
.section-header {
    margin-bottom: 2rem;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin: 0.5rem 0 0;
}

.section-sub {
    font-size: 0.9rem;
    color: var(--color-gray-mid);
    margin-top: 0.5rem;
}

/* dark-page body class (no-op, kept for compat) */
.dark-page { background: var(--color-bg); }

/* nav-inner (same as container in context) */
.nav-inner { display: contents; }

/* btn-secondary */
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--color-border-mid);
    color: var(--color-white);
    font-family: var(--font-base);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.2);
}

/* ============================================================
   KERNARTIKEL — Additional classes (Phase 2 fix)
   ============================================================ */

/* Breadcrumb (light bg variant using generic class names) */
.breadcrumb { display: flex; align-items: center; gap: 0.4rem; padding: 1rem 0; }
.breadcrumb-list { display: flex; align-items: center; gap: 0.4rem; list-style: none; margin: 0; padding: 0; }
.breadcrumb-link { font-size: 0.8rem; color: #6E7781; text-decoration: none; transition: color 0.2s; }
.breadcrumb-link:hover { color: #1C5D63; }
.breadcrumb-sep { font-size: 0.75rem; color: rgba(0,0,0,0.2); }
.breadcrumb-current { font-size: 0.8rem; color: #2D333B; font-weight: 500; }

/* Article hero (the light intro area) */
.article-hero { padding: 2rem 0 0; border-bottom: 1px solid rgba(0,0,0,0.07); margin-bottom: 2rem; }
.article-hero-kicker { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #1C5D63; margin-bottom: 0.75rem; display: block; }

/* Article header meta row */
.article-header-meta { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; margin-bottom: 1rem; }
.article-read-time { font-size: 0.8rem; color: #6E7781; }
.article-date { font-size: 0.8rem; color: #6E7781; }

/* Ordered list inside article */
.article-ol { margin: 1rem 0 1.5rem 1.5rem; }
.article-ol li { margin-bottom: 0.65rem; font-size: 1rem; line-height: 1.7; color: #2D333B; }

/* Article comparison table */
.article-table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: 0.9rem; }
.article-table th { text-align: left; font-weight: 700; color: #111418; padding: 0.75rem 1rem; background: #EDECEA; border-bottom: 2px solid rgba(0,0,0,0.1); }
.article-table td { padding: 0.75rem 1rem; border-bottom: 1px solid rgba(0,0,0,0.06); color: #2D333B; vertical-align: top; }
.article-table tr:last-child td { border-bottom: none; }
.article-table tr:nth-child(even) td { background: rgba(0,0,0,0.02); }

/* Author info (inside author-card) */
.author-info { display: flex; flex-direction: column; }

/* TOC variants */
.toc-title { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: #6E7781; margin-bottom: 0.85rem; display: block; }
.toc-link { display: block; padding: 0.35rem 0 0.35rem 0.75rem; font-size: 0.875rem; color: #3D4550; text-decoration: none; border-left: 2px solid transparent; margin-left: -0.75rem; line-height: 1.4; transition: all 0.2s; }
.toc-link:hover, .toc-link.active { color: #1C5D63; border-left-color: #1C5D63; }

/* Sidebar links */
.sidebar-links { list-style: none; margin: 0; padding: 0; }