/* ════════════════════════════
       DESIGN TOKENS
    ════════════════════════════ */
    :root {
      --navy:    #0F2A4A;
      --blue:    #1A56DB;
      --sky:     #EBF3FF;
      --green:   #16A34A;
      --green-lt:#F0FDF4;
      --amber:   #D97706;
      --amber-lt:#FFFBEB;
      --red:     #DC2626;
      --slate:   #64748B;
      --border:  #E2E8F0;
      --white:   #FFFFFF;
      --bg:      #F8FAFC;
      --text:    #1E293B;
      --radius:  10px;
      --shadow:  0 1px 4px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
    }

    /* ════════════════════════════
       RESET
    ════════════════════════════ */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body { font-family: 'Inter', sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
    img { max-width: 100%; height: auto; display: block; }
    a { color: var(--blue); text-decoration: none; }
    a:hover { text-decoration: underline; }

    /* ════════════════════════════
       LAYOUT
    ════════════════════════════ */
    .wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }

    /* ── HEADER ── */
    .site-header {background: var(--navy); padding: 14px 0; position: sticky; top: 0; z-index: 200; box-shadow: 0 2px 8px rgba(0,0,0,.25); }
    .header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
    .logo { color: #fff; font-family: 'DM Serif Display', serif; font-size: 1.3rem; font-weight: 400; white-space: nowrap; }
    .logo span { color: #60A5FA; }
    .logo a { color: inherit; text-decoration: none; }

    /* Mobile menu toggle */
    .menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px 6px; }
    .menu-toggle span { display: block; width: 22px; height: 2px; background: #CBD5E1; margin: 5px 0; border-radius: 2px; transition: all .25s; }
    .site-nav { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
    .site-nav a { color: #CBD5E1; font-size: .82rem; font-weight: 500; transition: color .2s; }
    .site-nav a:hover { color: #fff; text-decoration: none; }
    .site-nav a.active { color: #60A5FA; }

    /* ── BREADCRUMB ── */
    .breadcrumb-bar { background: var(--white); border-bottom: 1px solid var(--border); padding: 10px 0; }
    .breadcrumb { font-size: .76rem; color: var(--slate); display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
    .breadcrumb a { color: var(--slate); }
    .breadcrumb a:hover { color: var(--navy); text-decoration: none; }
    .breadcrumb .sep { color: #CBD5E1; }

    /* ── AD PLACEHOLDERS ── */
    .ad-banner { background: #F1F5F9; border: 1px dashed #CBD5E1; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; color: var(--slate); font-size: .72rem; font-weight: 500; text-align: center; text-transform: uppercase; letter-spacing: .04em; }
    .ad-leaderboard { height: 90px; margin: 20px 0; }
    .ad-rect { height: 250px; width: 100%; }
    .ad-sidebar-tall { height: 600px; width: 100%; max-width: 300px; }
    .ad-in-content { height: 280px; margin: 32px 0; border-radius: var(--radius); }

    /* ── CONTENT GRID ── */
    .article-wrap { padding: 36px 0 56px; }
    .article-grid { display: grid; grid-template-columns: 1fr 320px; gap: 40px; align-items: start; }

    /* ════════════════════════════
       ARTICLE: MAIN COLUMN
    ════════════════════════════ */

    /* Article header */
    .article-header { margin-bottom: 28px; }
    .article-eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
    .cat-badge { background: var(--sky); color: var(--blue); font-size: .72rem; font-weight: 700; padding: 3px 12px; border-radius: 14px; text-transform: uppercase; letter-spacing: .06em; text-decoration: none; }
    .cat-badge:hover { background: var(--blue); color: #fff; text-decoration: none; }
    .updated-badge { font-size: .72rem; color: var(--slate); }
    .article-header h1 { font-family: 'DM Serif Display', serif; font-size: clamp(1.5rem, 3.5vw, 2.2rem); font-weight: 400; color: var(--navy); line-height: 1.3; margin-bottom: 14px; }
    .article-deck { font-size: 1rem; color: var(--slate); line-height: 1.75; margin-bottom: 20px; border-left: 3px solid var(--blue); padding-left: 16px; }

    /* Author / meta bar */
    .author-bar { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
    .author-info { display: flex; align-items: center; gap: 10px; }
    .author-avatar { width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, var(--navy), var(--blue)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: .8rem; font-weight: 700; flex-shrink: 0; }
    .author-detail strong { font-size: .83rem; color: var(--navy); display: block; }
    .author-detail span { font-size: .73rem; color: var(--slate); }
    .article-stats { display: flex; gap: 14px; font-size: .73rem; color: var(--slate); flex-wrap: wrap; }
    .article-stats span { display: flex; align-items: center; gap: 4px; }

    /* Share bar */
    .share-bar { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; flex-wrap: wrap; }
    .share-label { font-size: .75rem; font-weight: 600; color: var(--slate); }
    .share-btn {
      padding: 6px 14px; border: 1.5px solid var(--border); border-radius: 7px;
      font-size: .74rem; font-weight: 600; color: var(--slate); background: var(--white);
      cursor: pointer; transition: all .2s; text-decoration: none;
    }
    .share-btn:hover { border-color: var(--blue); color: var(--blue); text-decoration: none; }
    .share-btn.twitter:hover { border-color: #1DA1F2; color: #1DA1F2; }
    .share-btn.facebook:hover { border-color: #4267B2; color: #4267B2; }
    .share-btn.copy:hover { border-color: var(--green); color: var(--green); }

    /* TOC */
    .toc { background: var(--sky); border: 1px solid #BFDBFE; border-radius: var(--radius); padding: 20px 22px; margin-bottom: 32px; }
    .toc h2 { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--navy); margin-bottom: 12px; }
    .toc ol { padding-left: 18px; }
    .toc li { margin-bottom: 6px; }
    .toc a { font-size: .85rem; color: var(--blue); font-weight: 500; }
    .toc a:hover { text-decoration: underline; }

    /* Article body prose */
    .article-body { font-size: .94rem; line-height: 1.82; color: #1E293B; }
    .article-body h2 { font-family: 'DM Serif Display', serif; font-size: clamp(1.15rem, 2vw, 1.45rem); font-weight: 400; color: var(--navy); margin: 36px 0 12px; padding-top: 4px; }
    .article-body h3 { font-size: 1rem; font-weight: 700; color: var(--navy); margin: 24px 0 8px; }
    .article-body p { margin-bottom: 18px; }
    .article-body ul, .article-body ol { padding-left: 22px; margin-bottom: 18px; }
    .article-body li { margin-bottom: 7px; line-height: 1.7; }
    .article-body strong { color: var(--navy); }
    .article-body a { color: var(--blue); font-weight: 500; }
    .article-body a:hover { text-decoration: underline; }

    /* Key stat callout */
    .stat-callout { background: var(--navy); color: #fff; border-radius: var(--radius); padding: 22px 26px; margin: 28px 0; display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
    .stat-callout .s-num { font-family: 'DM Serif Display', serif; font-size: 2.4rem; color: #60A5FA; line-height: 1; flex-shrink: 0; }
    .stat-callout .s-body strong { display: block; font-size: .9rem; color: #fff; margin-bottom: 4px; }
    .stat-callout .s-body span { font-size: .8rem; color: #94BBDD; line-height: 1.55; }

    /* Info box */
    .info-box { background: var(--sky); border-left: 4px solid var(--blue); border-radius: 0 var(--radius) var(--radius) 0; padding: 16px 20px; margin: 24px 0; }
    .info-box .ib-label { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--blue); margin-bottom: 6px; }
    .info-box p { margin: 0; font-size: .88rem; color: #1E3A5F; line-height: 1.7; }

    /* Warning box */
    .warn-box { background: var(--amber-lt); border-left: 4px solid var(--amber); border-radius: 0 var(--radius) var(--radius) 0; padding: 16px 20px; margin: 24px 0; }
    .warn-box .ib-label { color: var(--amber); font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; margin-bottom: 6px; }
    .warn-box p { margin: 0; font-size: .88rem; color: #92400E; line-height: 1.7; }

    /* Data table */
    .data-table { width: 100%; border-collapse: collapse; font-size: .84rem; margin: 20px 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
    .data-table caption { font-size: .75rem; font-weight: 600; color: var(--slate); text-align: left; padding: 0 0 8px; }
    .data-table th { background: var(--navy); color: #fff; padding: 10px 14px; text-align: left; font-weight: 600; font-size: .8rem; }
    .data-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
    .data-table tr:last-child td { border-bottom: none; }
    .data-table tr:nth-child(even) td { background: var(--bg); }
    .data-table .good { color: var(--green); font-weight: 700; }
    .data-table .warn { color: var(--amber); font-weight: 700; }
    .data-table .bad { color: var(--red); font-weight: 700; }

    /* Calculator CTA inline */
    .calc-cta-inline {
      background: linear-gradient(135deg, var(--navy) 0%, #1A3A6B 100%);
      border-radius: var(--radius); padding: 24px 28px; margin: 32px 0;
      display: flex; gap: 20px; align-items: center; flex-wrap: wrap;
    }
    .calc-cta-inline .cta-text { flex: 1; min-width: 200px; }
    .calc-cta-inline .cta-text strong { color: #fff; font-size: .95rem; display: block; margin-bottom: 6px; }
    .calc-cta-inline .cta-text span { color: #94BBDD; font-size: .82rem; line-height: 1.55; }
    .calc-cta-inline a {
      flex-shrink: 0; padding: 11px 22px; background: var(--blue); color: #fff;
      border-radius: 8px; font-weight: 700; font-size: .85rem; white-space: nowrap;
      transition: background .2s; text-decoration: none;
    }
    .calc-cta-inline a:hover { background: #1648C0; text-decoration: none; }

    /* Affiliate inline box */
    .aff-inline {
      border: 1.5px solid #86EFAC; border-radius: var(--radius);
      background: var(--green-lt); padding: 16px 20px; margin: 28px 0;
      display: flex; gap: 14px; align-items: flex-start;
    }
    .aff-inline .aff-icon { font-size: 1.5rem; flex-shrink: 0; }
    .aff-inline .aff-body { flex: 1; }
    .aff-inline .aff-body strong { color: var(--navy); font-size: .88rem; display: block; margin-bottom: 4px; }
    .aff-inline .aff-body span { color: #166534; font-size: .8rem; line-height: 1.55; }
    .aff-inline a {
      flex-shrink: 0; padding: 8px 16px; background: var(--green); color: #fff;
      border-radius: 7px; font-size: .78rem; font-weight: 700; align-self: center;
      text-decoration: none; transition: background .2s;
    }
    .aff-inline a:hover { background: #15803D; text-decoration: none; }
    .aff-inline .disclaimer { font-size: .66rem; color: #166534; display: block; margin-top: 4px; }

    /* Tags at bottom */
    .article-tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 28px 0 0; padding-top: 20px; border-top: 1px solid var(--border); }
    .article-tag { padding: 4px 12px; border: 1px solid var(--border); border-radius: 14px; font-size: .73rem; color: var(--slate); background: var(--white); text-decoration: none; transition: all .2s; }
    .article-tag:hover { border-color: var(--blue); color: var(--blue); background: var(--sky); text-decoration: none; }

    /* Author bio box */
    .author-bio-box {
      background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
      padding: 22px; margin: 32px 0; display: flex; gap: 16px; align-items: flex-start;
    }
    .bio-avatar { width: 56px; height: 56px; border-radius: 50%; background: linear-gradient(135deg, var(--navy), var(--blue)); display: flex; align-items: center; justify-content: center; color: #fff; font-family: 'DM Serif Display', serif; font-size: 1.2rem; flex-shrink: 0; }
    .bio-body strong { font-size: .9rem; color: var(--navy); display: block; margin-bottom: 2px; }
    .bio-body em { font-size: .75rem; color: var(--blue); font-style: normal; display: block; margin-bottom: 8px; }
    .bio-body p { font-size: .82rem; color: var(--slate); line-height: 1.65; margin: 0; }

    /* Related posts */
    .related-section { margin-top: 40px; }
    .related-section h2 { font-family: 'DM Serif Display', serif; font-size: 1.25rem; color: var(--navy); margin-bottom: 18px; }
    .related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .related-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform .2s, box-shadow .2s; }
    .related-card:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(0,0,0,.09); }
    .related-card-img { height: 110px; background: linear-gradient(135deg, var(--sky) 0%, #DBEAFE 100%); display: flex; align-items: center; justify-content: center; font-size: 2rem; }
    .related-card-body { padding: 14px; }
    .related-card-body .rc-cat { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--blue); margin-bottom: 5px; }
    .related-card-body h3 { font-size: .85rem; font-weight: 600; color: var(--navy); line-height: 1.4; margin-bottom: 8px; }
    .related-card-body h3 a { color: inherit; }
    .related-card-body h3 a:hover { color: var(--blue); text-decoration: none; }
    .related-card-body .rc-meta { font-size: .71rem; color: var(--slate); }



/* ==========================================
    ADS SYSTEM
========================================== */

/* BASE AD WRAPPER */
.ad-banner,
.ad-banner-leaderboard,
.ad-banner-rect,
.ad-banner-sidebar {

    /* 🔥 CRITICAL FIX: block flow (prevents overlap) */
    display: block;
    width: 100%;
    position: relative;
    margin: 20px 0;
    background: #F1F5F9;
    border: 1px dashed #CBD5E1;
    border-radius: var(--radius);
    overflow: hidden;
    box-sizing: border-box;
    /* prevents flex/grid collision */
    clear: both;
}

/* INNER SAFETY LAYER */
.ad-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* FORCE ANY AD CONTENT TO NOT BREAK SLOT */
.ad-inner img {
    max-width: 100%;
    max-height: 100%;
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

/* IMAGE INSIDE ADS */
.ad-banner img,
.ad-banner-leaderboard img,
.ad-banner-rect img,
.ad-banner-sidebar img {

    max-width: 100%;
    max-height: 100%;

    width: 100%;
    height: auto;

    display: block;

    object-fit: contain;
}

/* ==========================
   SLOT HEIGHT CONTROL
========================== */

/* Leaderboard */
.ad-banner-leaderboard {
    height: 90px;

    display: flex;
    align-items: center;
    justify-content: center;
}

/* Rectangle */
.ad-banner-rect {
    height: 250px;

    display: flex;
    align-items: center;
    justify-content: center;
}

/* Sidebar */
.ad-banner-sidebar {
    height: 600px;
    width: 300px;
    max-width: 100%;

    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==========================
   MOBILE RESPONSIVE
========================== */
@media (max-width: 768px) {

    .ad-banner-leaderboard {
        height: 80px;
    }

    .ad-banner-rect {
        height: 200px;
    }

    .ad-banner-sidebar {
        height: 300px;
        width: 100%;
    }
}

/* ════════════════════════════════════════
   ARTICLE CONTENT SPECIAL ELEMENTS
════════════════════════════════════════ */

/* Calculator CTA Box */
.article-body .calculator-box{
    margin:32px 0;
    padding:24px;
    background:linear-gradient(135deg,var(--navy) 0%, #1A3A6B 100%);
    color:#fff;
    border-radius:var(--radius);
    text-align:center;
}

.article-body .calculator-box h3{
    margin:0 0 10px;
    color:#fff;
    font-size:1.25rem;
    font-weight:700;
}

.article-body .calculator-box p{
    margin:0 0 18px;
    color:#D6E6FA;
    line-height:1.7;
}

.article-body .calculator-box a{
    display:inline-block;
    background:var(--blue);
    color:#fff;
    padding:10px 22px;
    border-radius:8px;
    text-decoration:none;
    font-weight:700;
    transition:all .2s;
}

.article-body .calculator-box a:hover{
    background:#1648C0;
    transform:translateY(-2px);
    text-decoration:none;
}


/* ==========================================
   BLOG CONTENT SPECIAL BOXES
========================================== */

.article-body .tip-box,
.article-body .warning-box,
.article-body .success-box,
.article-body .quote-box{
    margin:28px 0;
    padding:18px 20px;
    border-radius:0 var(--radius) var(--radius) 0;
    border-left:4px solid;
    line-height:1.75;
    font-size:.92rem;
}

/* Green Pro Tip */
.article-body .tip-box{
    background:#ecfdf5;
    border-color:#16a34a;
    color:#166534;
}

.article-body .tip-box::before{
    content:"💡 Pro Tip";
    display:block;
    font-weight:700;
    margin-bottom:8px;
}

/* Yellow Quick Fact */
.article-body .warning-box{
    background:#fffbeb;
    border-color:#f59e0b;
    color:#92400e;
}

.article-body .warning-box::before{
    content:"⚡ Quick Fact";
    display:block;
    font-weight:700;
    margin-bottom:8px;
}

/* Success Box */
.article-body .success-box{
    background:#f0fdf4;
    border-color:#22c55e;
    color:#166534;
}

.article-body .success-box::before{
    content:"✅ Good to Know";
    display:block;
    font-weight:700;
    margin-bottom:8px;
}

/* Expert Quote Box */
.article-body .quote-box{
    background:#f8fafc;
    border-color:#64748b;
    color:#334155;
    font-style:italic;
}

.article-body .quote-box::before{
    content:"📌 Expert Insight";
    display:block;
    font-style:normal;
    font-weight:700;
    margin-bottom:8px;
}

    /* ════════════════════════════
       SIDEBAR
    ════════════════════════════ */
    .sidebar { display: flex; flex-direction: column; gap: 24px; position: sticky; top: 72px; }
.sidebar-widget {
      background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
    .widget-head { padding: 14px 18px; border-bottom: 1px solid var(--border); background: var(--sky); }
    .widget-head h3 { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--navy); }
    .widget-body { padding: 16px 18px; }

/* Tags cloud */
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
    .tag {
      padding: 4px 11px; border: 1px solid var(--border); border-radius: 14px;
      font-size: .73rem; font-weight: 500; color: var(--slate); background: var(--white);
      text-decoration: none; transition: all .2s;
    }
    .tag:hover { border-color: var(--blue); color: var(--blue); background: var(--sky); text-decoration: none; }

    /* Calc CTA widget */
    .calc-cta-widget { background: linear-gradient(135deg, var(--navy) 0%, #1A3A6B 100%); color: #fff; }
    .calc-cta-widget .widget-head { background: rgba(255,255,255,.07); border-bottom-color: rgba(255,255,255,.1); }
    .calc-cta-widget .widget-head h3 { color: #60A5FA; }
    .calc-cta-widget .widget-body p { color: #94BBDD; font-size: .82rem; line-height: 1.65; margin-bottom: 14px; }
    .cta-btn { display: block; width: 100%; padding: 11px; text-align: center; background: var(--blue); color: #fff; border-radius: 8px; font-weight: 700; font-size: .85rem; margin-bottom: 8px; transition: background .2s; text-decoration: none; }
    .cta-btn:hover { background: #1648C0; text-decoration: none; }
    .cta-btn.outline { background: transparent; border: 1.5px solid rgba(255,255,255,.2); color: #CBD5E1; }
    .cta-btn.outline:hover { border-color: #fff; color: #fff; background: transparent; }

    /* Popular posts */
    .popular-item { display: flex; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border); }
    .popular-item:last-child { border-bottom: none; padding-bottom: 0; }
    .popular-num { font-family: 'DM Serif Display', serif; font-size: 1.3rem; color: #CBD5E1; flex-shrink: 0; line-height: 1; }
    .popular-item h4 { font-size: .82rem; font-weight: 600; color: var(--navy); line-height: 1.4; margin-bottom: 3px; }
    .popular-item h4 a { color: inherit; }
    .popular-item h4 a:hover { color: var(--blue); text-decoration: none; }
    .popular-item .pmeta { font-size: .7rem; color: var(--slate); }

    /* Newsletter */
    .newsletter-widget { background: var(--amber-lt); border-color: #FCD34D !important; }
    .newsletter-widget .widget-head { background: rgba(217,119,6,.08); border-bottom-color: #FCD34D; }
    .newsletter-widget .widget-head h3 { color: var(--amber); }
    .newsletter-widget .widget-body p { font-size: .82rem; color: #92400E; margin-bottom: 12px; line-height: 1.6; }
    .nl-form input { width: 100%; padding: 9px 12px; border: 1.5px solid #FCD34D; border-radius: 7px; font-size: .82rem; font-family: inherit; background: var(--white); margin-bottom: 8px; outline: none; }
    .nl-form input:focus { border-color: var(--amber); }
    .nl-form button { width: 100%; padding: 9px; background: var(--amber); color: #fff; border: none; border-radius: 7px; font-weight: 700; font-size: .83rem; cursor: pointer; transition: background .2s; }
    .nl-form button:hover { background: #B45309; }
    .nl-form .legal { font-size: .68rem; color: #A16207; margin-top: 6px; line-height: 1.5; }

    /* Affiliate widget */
    .affiliate-widget { border: 1.5px solid #86EFAC !important; background: var(--green-lt); }
    .affiliate-widget .widget-head { background: rgba(22,163,74,.08); border-bottom-color: #86EFAC; }
    .affiliate-widget .widget-head h3 { color: var(--green); }
    .aff-item { display: flex; gap: 10px; padding: 10px 0; border-bottom: 1px solid #BBF7D0; align-items: center; }
    .aff-item:last-child { border-bottom: none; }
    .aff-icon { font-size: 1.4rem; flex-shrink: 0; }
    .aff-item-body { flex: 1; }
    .aff-item-body strong { font-size: .82rem; color: var(--navy); display: block; }
    .aff-item-body span { font-size: .72rem; color: #166534; }
    .aff-btn { padding: 5px 12px; background: var(--green); color: #fff; border-radius: 6px; font-size: .72rem; font-weight: 700; flex-shrink: 0; text-decoration: none; transition: background .2s; }
    .aff-btn:hover { background: #15803D; text-decoration: none; }
    .aff-disclaimer { font-size: .67rem; color: #166534; margin-top: 10px; padding-top: 10px; border-top: 1px solid #BBF7D0; line-height: 1.5; }

    /* Progress bar */
    .reading-progress { position: fixed; top: 0; left: 0; width: 0%; height: 3px; background: #60A5FA; z-index: 999; transition: width .1s linear; }

    /* ════════════════════════════
       FOOTER
    ════════════════════════════ */
    .site-footer { background: var(--navy); color: #94BBDD; padding: 40px 0 20px; }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 28px; }
    .footer-brand { font-family: 'DM Serif Display', serif; font-size: 1.2rem; color: #fff; margin-bottom: 10px; }
    .footer-brand span { color: #60A5FA; }
    .footer-desc { font-size: .8rem; line-height: 1.7; color: #64748B; }
    .footer-col h4 { color: #CBD5E1; font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 12px; }
    .footer-col a { display: block; color: #64748B; font-size: .8rem; margin-bottom: 7px; transition: color .2s; }
    .footer-col a:hover { color: #fff; text-decoration: none; }
    .footer-bottom { border-top: 1px solid #1E3A5F; padding-top: 16px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
    .footer-bottom p { font-size: .75rem; color: #475569; }
    .footer-links { display: flex; gap: 14px; flex-wrap: wrap; }
    .footer-links a { font-size: .72rem; color: #475569; }
    .footer-links a:hover { color: #94BBDD; text-decoration: none; }

    /* ════════════════════════════
       RESPONSIVE
    ════════════════════════════ */
    @media (max-width: 1024px) {
      .article-grid { grid-template-columns: 1fr 280px; gap: 28px; }
      .related-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 768px) {
      .article-grid { grid-template-columns: 1fr; }
      .sidebar { position: static; }
      .related-grid { grid-template-columns: repeat(2, 1fr); }
      .menu-toggle { display: block; }
      .site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--navy); padding: 16px 20px; flex-direction: column; gap: 12px; border-top: 1px solid rgba(255,255,255,.08); box-shadow: 0 8px 24px rgba(0,0,0,.3); }
      .site-nav.open { display: flex; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .calc-cta-inline { flex-direction: column; gap: 14px; }
    }

    @media (max-width: 480px) {
      .related-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
      .stat-callout { flex-direction: column; gap: 10px; }
      .aff-inline { flex-wrap: wrap; }
      .author-bar { flex-direction: column; align-items: flex-start; gap: 10px; }
    }

    /* ════════════════════════════
       UTILITIES
    ════════════════════════════ */
    :focus-visible { outline: 3px solid #60A5FA; outline-offset: 2px; }
    @media (prefers-reduced-motion: reduce) { * { transition-duration: .01ms !important; } }
    .sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }