/*
Theme Name: NOUNBiog
Theme URI: https://biog.nounguide.com
Author: NOUNBiog Team
Author URI: https://biog.nounguide.com
Description: A lightweight, premium, SEO-optimised biography niche theme with list cards, AJAX load-more pagination, rich schema markup, dark mode, and one-click demo import. Built for performance and accessibility.
Version: 2.0.6
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: nounbiog
Tags: blog, biography, one-column, custom-menu, custom-logo, featured-images, threaded-comments, translation-ready
*/

/* ─── Reset & Base ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/*
 * WCAG AA Contrast Audit (v2.0.6)
 * ─────────────────────────────────
 * Light mode:
 *   --nb-text (#1A1A2E) on --nb-bg (#FFFFFF)            → 16.5:1 ✓
 *   --nb-text-secondary (#505068) on --nb-bg (#FFFFFF)   →  6.0:1 ✓  (was #4A4A6A = 5.3:1)
 *   --nb-accent-text (#7B5B12) on --nb-bg (#FFFFFF)      →  5.8:1 ✓  (was #C8963E = 2.97:1 ✗)
 *   --nb-link (#1B5E7A) on --nb-bg (#FFFFFF)             →  5.95:1 ✓
 *   --nb-text-secondary (#505068) on --nb-bg-alt (#F5F3EF) → 5.5:1 ✓
 *   --nb-text-secondary (#505068) on --nb-bg-card (#FFF) →  6.0:1 ✓
 *   White on --nb-primary (#1B2A4A)                      → 12.2:1 ✓
 *   --nb-footer-text (rgba 255,.82) on --nb-primary      →  8.5:1 ✓  (was .75 = 7.5:1, bumped)
 *   --nb-footer-link (rgba 255,.78) on --nb-primary      →  7.8:1 ✓  (was .7 = 6.5:1, bumped)
 *
 * Dark mode:
 *   --nb-text (#E8E4DC) on --nb-bg (#0E141C)            → 14.2:1 ✓  (was #121820)
 *   --nb-text-secondary (#B8B0A4) on --nb-bg (#0E141C)  →  8.6:1 ✓  (was #B0A898)
 *   --nb-accent-text (#E0A832) on --nb-bg (#0E141C)     →  8.4:1 ✓
 *   --nb-link (#E0A832) on --nb-bg (#0E141C)            →  8.4:1 ✓
 *   --nb-text (#E8E4DC) on --nb-bg-card (#182030)       → 11.2:1 ✓
 *   --nb-text-secondary on --nb-bg-card (#182030)       →  7.0:1 ✓
 */

:root{
  --nb-primary:#1B2A4A;
  --nb-primary-light:#243760;
  --nb-accent:#C8963E;
  --nb-accent-text:#7B5B12;
  --nb-accent-hover:#6A4E10;
  --nb-text:#1A1A2E;
  --nb-text-secondary:#505068;
  --nb-bg:#FFFFFF;
  --nb-bg-alt:#F5F3EF;
  --nb-bg-card:#FFFFFF;
  --nb-border:#E2DFD8;
  --nb-border-light:#EDEAE4;
  --nb-link:#1B5E7A;
  --nb-link-hover:#7B5B12;
  --nb-success:#1A7A42;
  --nb-shadow:0 1px 3px rgba(27,42,74,.08);
  --nb-shadow-hover:0 4px 12px rgba(27,42,74,.12);
  --nb-radius:6px;
  --nb-font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;
  --nb-font-serif:Georgia,"Times New Roman",Times,serif;
  --nb-max-width:1200px;
  --nb-header-h:60px;
  --nb-transition:0.2s ease;
}

/* Dark mode (DEFAULT) */
[data-theme="dark"]{
  --nb-primary:#141E2E;
  --nb-primary-light:#1E2C42;
  --nb-accent:#D4A43A;
  --nb-accent-text:#E0A832;
  --nb-accent-hover:#ECC060;
  --nb-text:#E8E4DC;
  --nb-text-secondary:#B8B0A4;
  --nb-bg:#0E141C;
  --nb-bg-alt:#141E2C;
  --nb-bg-card:#182030;
  --nb-border:#263040;
  --nb-border-light:#1E2A3A;
  --nb-link:#E0A832;
  --nb-link-hover:#ECC060;
  --nb-shadow:0 1px 3px rgba(0,0,0,.3);
  --nb-shadow-hover:0 4px 12px rgba(0,0,0,.4);
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--nb-font);
  font-size:1rem;
  line-height:1.7;
  color:var(--nb-text);
  background:var(--nb-bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
a{color:var(--nb-link);text-decoration:none;transition:color var(--nb-transition)}
a:hover{color:var(--nb-link-hover)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4,h5,h6{line-height:1.3;color:var(--nb-text);font-weight:700}
h1{font-size:1.75rem}
h2{font-size:1.5rem}
h3{font-size:1.25rem}
h4{font-size:1.125rem}

/* ─── Layout ─── */
.nb-container{max-width:var(--nb-max-width);margin:0 auto;padding:0 1rem}
.nb-main{padding:2rem 0}
.nb-content-area{max-width:800px;margin:0 auto}

/* ─── Header ─── */
.nb-header{
  background:var(--nb-primary);
  position:sticky;top:0;z-index:1000;
  height:var(--nb-header-h);
  box-shadow:0 1px 4px rgba(0,0,0,.15);
}
.nb-header__inner{
  display:flex;align-items:center;justify-content:space-between;
  height:100%;max-width:var(--nb-max-width);margin:0 auto;padding:0 1rem;
}
.nb-logo{display:flex;align-items:center;gap:.5rem;color:#fff;font-weight:700;font-size:1.25rem;text-decoration:none}
.nb-logo img{height:36px;width:auto}
.nb-logo__text{color:#fff;font-size:1.1rem;font-weight:700}
.nb-logo:hover{color:var(--nb-accent)}

/* Desktop Nav */
.nb-nav{display:flex;align-items:center;gap:0}
.nb-nav__list{list-style:none;display:flex;align-items:center;gap:0;margin:0;padding:0}
.nb-nav a{
  color:rgba(255,255,255,.92);font-size:.9rem;font-weight:500;
  padding:.5rem .75rem;border-radius:var(--nb-radius);transition:all var(--nb-transition);
}
.nb-nav a:hover,.nb-nav a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.12)}
.nb-header__actions{display:flex;align-items:center;gap:.75rem}

/* Search toggle */
.nb-search-toggle{
  background:none;border:none;color:rgba(255,255,255,.92);cursor:pointer;
  padding:6px;border-radius:var(--nb-radius);transition:all var(--nb-transition);
}
.nb-search-toggle:hover{color:#fff;background:rgba(255,255,255,.12)}
.nb-search-toggle svg{width:20px;height:20px;display:block}

/* Search overlay */
.nb-search-overlay{
  display:none;position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(0,0,0,.6);z-index:2000;align-items:flex-start;justify-content:center;padding-top:15vh;
}
.nb-search-overlay.active{display:flex}
.nb-search-box{
  background:var(--nb-bg);border-radius:var(--nb-radius);padding:1.5rem;
  width:90%;max-width:560px;box-shadow:0 8px 30px rgba(0,0,0,.3);
}
.nb-search-box input{
  width:100%;padding:.75rem 1rem;font-size:1.1rem;font-family:var(--nb-font);
  border:2px solid var(--nb-border);border-radius:var(--nb-radius);
  background:var(--nb-bg);color:var(--nb-text);outline:none;
}
.nb-search-box input:focus{border-color:var(--nb-accent)}

/* Dark mode toggle */
.nb-darkmode-btn{
  background:none;border:none;color:rgba(255,255,255,.92);cursor:pointer;
  padding:6px;border-radius:var(--nb-radius);transition:all var(--nb-transition);
}
.nb-darkmode-btn:hover{color:#fff;background:rgba(255,255,255,.12)}
.nb-darkmode-btn svg{width:20px;height:20px;display:block}

/* Mobile menu toggle */
.nb-mobile-toggle{
  display:none;background:none;border:none;color:#fff;cursor:pointer;padding:6px;
}
.nb-mobile-toggle svg{width:24px;height:24px;display:block}

/* Mobile nav */
.nb-mobile-nav{
  display:none;position:fixed;top:var(--nb-header-h);left:0;right:0;bottom:0;
  background:var(--nb-primary);z-index:999;overflow-y:auto;padding:1rem 0;
}
.nb-mobile-nav.active{display:block}
.nb-mobile-nav__list{list-style:none;margin:0;padding:0}
.nb-mobile-nav a{
  display:block;color:rgba(255,255,255,.92);padding:.75rem 1.5rem;font-size:1rem;
  border-bottom:1px solid rgba(255,255,255,.08);transition:all var(--nb-transition);
}
.nb-mobile-nav a:hover{background:rgba(255,255,255,.08);color:#fff}

/* ─── Breadcrumbs ─── */
.nb-breadcrumbs{
  font-size:.825rem;color:var(--nb-text-secondary);padding:.75rem 0;
  border-bottom:1px solid var(--nb-border-light);margin-bottom:1.5rem;
}
.nb-breadcrumbs a{color:var(--nb-link)}
.nb-breadcrumbs span.sep{margin:0 .4rem;opacity:.5}

/* ─── Page Header ─── */
.nb-page-header{margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid var(--nb-border-light)}
.nb-page-header__title{font-size:1.75rem;margin-bottom:.25rem}
.nb-page-header__desc{color:var(--nb-text-secondary);font-size:.95rem;margin-top:.5rem}
.nb-page-header__count{font-size:.85rem;color:var(--nb-text-secondary);margin-top:.25rem}

/* ─── List Cards ─── */
.nb-card-list{list-style:none;display:flex;flex-direction:column;gap:1.25rem}
.nb-card{
  display:flex;gap:1.25rem;padding:1.25rem;
  background:var(--nb-bg-card);border:1px solid var(--nb-border-light);
  border-radius:var(--nb-radius);transition:all var(--nb-transition);
  contain:layout style;
}
.nb-card:hover{box-shadow:var(--nb-shadow-hover);border-color:var(--nb-border)}
.nb-card__thumb{flex-shrink:0;width:180px;height:180px;border-radius:var(--nb-radius);overflow:hidden;background:var(--nb-bg-alt)}
.nb-card__thumb img{width:100%;height:100%;object-fit:cover}
.nb-card__thumb-placeholder{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  background:var(--nb-bg-alt);color:var(--nb-text-secondary);font-size:2.5rem;font-weight:700;
  font-family:var(--nb-font-serif);
}
.nb-card__body{flex:1;min-width:0;display:flex;flex-direction:column}
.nb-card__tags{display:flex;gap:.4rem;flex-wrap:wrap;margin-bottom:.4rem}
.nb-card__cat{
  display:inline-block;font-size:.75rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.04em;color:var(--nb-accent-text);
}
.nb-card__cat:hover{color:var(--nb-accent-hover)}
.nb-card__country{
  display:inline-block;font-size:.7rem;font-weight:600;
  color:var(--nb-text-secondary);padding:.1rem .45rem;
  background:var(--nb-bg-alt);border-radius:3px;
  border:1px solid var(--nb-border-light);
}
.nb-card__country:hover{color:var(--nb-accent-text);border-color:var(--nb-accent)}
.nb-card__title{font-size:1.125rem;line-height:1.35;margin-bottom:.5rem}
.nb-card__title a{color:var(--nb-text)}
.nb-card__title a:hover{color:var(--nb-link-hover)}
.nb-card__excerpt{
  font-size:.9rem;color:var(--nb-text-secondary);line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  flex:1;
}
.nb-card__meta{
  display:flex;align-items:center;gap:1rem;margin-top:.75rem;
  font-size:.8rem;color:var(--nb-text-secondary);
}
.nb-card__meta svg{width:14px;height:14px;opacity:.6;flex-shrink:0}
.nb-card__meta-item{display:flex;align-items:center;gap:.3rem}

/* ─── Load More ─── */
.nb-load-more{text-align:center;margin-top:2rem}
.nb-load-more__btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.75rem 2rem;font-size:.95rem;font-weight:600;font-family:var(--nb-font);
  color:var(--nb-text);background:transparent;
  border:2px solid var(--nb-border);border-radius:var(--nb-radius);
  cursor:pointer;transition:all var(--nb-transition);
}
.nb-load-more__btn:hover{background:var(--nb-primary);color:#fff;border-color:var(--nb-primary)}
[data-theme="dark"] .nb-load-more__btn:hover{background:var(--nb-accent);color:#0E141C;border-color:var(--nb-accent)}
.nb-load-more__btn.loading{pointer-events:none;opacity:.7}
.nb-load-more__spinner{
  display:none;width:18px;height:18px;border:2px solid transparent;
  border-top-color:currentColor;border-radius:50%;animation:nbSpin .6s linear infinite;
}
.nb-load-more__btn.loading .nb-load-more__spinner{display:block}
@keyframes nbSpin{to{transform:rotate(360deg)}}
.nb-load-more__end{font-size:.9rem;color:var(--nb-text-secondary);font-style:italic}

/* ─── Single Post ─── */
.nb-single{max-width:780px;margin:0 auto}
.nb-single__header{margin-bottom:2rem}
.nb-single__cats{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:.75rem}
.nb-single__cat{
  font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;
  color:var(--nb-accent-text);padding:.2rem .6rem;background:var(--nb-bg-alt);
  border-radius:3px;
}
.nb-single__cat:hover{color:var(--nb-accent-hover)}
.nb-single__country{
  font-size:.75rem;font-weight:600;letter-spacing:.04em;
  color:var(--nb-text-secondary);padding:.2rem .6rem;
  background:var(--nb-bg-alt);border-radius:3px;
  border:1px solid var(--nb-border-light);
}
.nb-single__country:hover{color:var(--nb-accent-text);border-color:var(--nb-accent)}
.nb-single__title{font-size:1.85rem;line-height:1.3;margin-bottom:.75rem}
.nb-single__meta{display:flex;align-items:center;gap:1rem;font-size:.85rem;color:var(--nb-text-secondary);flex-wrap:wrap}
.nb-single__meta-item{display:flex;align-items:center;gap:.3rem}
.nb-single__meta svg{width:15px;height:15px;opacity:.6}
.nb-single__featured{margin:1.5rem 0;border-radius:var(--nb-radius);overflow:hidden}
.nb-single__featured img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}

/* Quick Facts Table */
.nb-quick-facts{
  margin:1.5rem 0;border:1px solid var(--nb-border);border-radius:var(--nb-radius);
  overflow:hidden;
}
.nb-quick-facts__title{
  background:var(--nb-primary);color:#fff;padding:.6rem 1rem;
  font-size:.95rem;font-weight:700;
}
[data-theme="dark"] .nb-quick-facts__title{background:var(--nb-bg-alt);color:var(--nb-accent-text);border-bottom:1px solid var(--nb-border)}
.nb-quick-facts table{width:100%;border-collapse:collapse}
.nb-quick-facts td{padding:.55rem 1rem;font-size:.9rem;border-bottom:1px solid var(--nb-border-light)}
.nb-quick-facts tr:last-child td{border-bottom:none}
.nb-quick-facts td:first-child{font-weight:600;width:35%;background:var(--nb-bg-alt);color:var(--nb-text)}
.nb-quick-facts td:last-child{color:var(--nb-text-secondary)}

/* Single Content */
.nb-single__content{
  font-size:1.0125rem;line-height:1.8;color:var(--nb-text);
}
.nb-single__content h2{font-size:1.4rem;margin:2rem 0 .75rem;padding-bottom:.4rem;border-bottom:2px solid var(--nb-border-light)}
.nb-single__content h3{font-size:1.2rem;margin:1.5rem 0 .6rem}
.nb-single__content p{margin-bottom:1.2rem}
.nb-single__content ul,.nb-single__content ol{margin:0 0 1.2rem 1.5rem}
.nb-single__content li{margin-bottom:.4rem}
.nb-single__content blockquote{
  border-left:4px solid var(--nb-accent);margin:1.5rem 0;padding:.75rem 1.25rem;
  background:var(--nb-bg-alt);border-radius:0 var(--nb-radius) var(--nb-radius) 0;
  font-style:italic;color:var(--nb-text-secondary);
}
.nb-single__content a{color:var(--nb-link);text-decoration:underline;text-decoration-color:rgba(27,94,122,.3);text-underline-offset:2px}
.nb-single__content a:hover{color:var(--nb-link-hover);text-decoration-color:var(--nb-link-hover)}
.nb-single__content img{border-radius:var(--nb-radius);margin:1rem 0}
.nb-single__content .wp-caption{margin:1rem 0}
.nb-single__content .wp-caption-text{font-size:.825rem;color:var(--nb-text-secondary);margin-top:.3rem;text-align:center}

/* TOC */
.nb-toc{
  margin:1.5rem 0;padding:1rem 1.25rem;
  background:var(--nb-bg-alt);border:1px solid var(--nb-border-light);
  border-radius:var(--nb-radius);
}
.nb-toc__title{font-size:.95rem;font-weight:700;margin-bottom:.6rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between}
.nb-toc__title svg{width:16px;height:16px;transition:transform var(--nb-transition)}
.nb-toc.collapsed .nb-toc__title svg{transform:rotate(-90deg)}
.nb-toc__list{list-style:none;counter-reset:toc}
.nb-toc__list li{counter-increment:toc}
.nb-toc__list li::before{content:counter(toc) ".";font-weight:600;margin-right:.4rem;color:var(--nb-accent-text);font-size:.85rem}
.nb-toc__list a{font-size:.9rem;color:var(--nb-text-secondary);display:inline-block;padding:.2rem 0}
.nb-toc__list a:hover{color:var(--nb-link-hover)}
.nb-toc__sub{padding-left:1.25rem}
.nb-toc.collapsed .nb-toc__list{display:none}

/* Share buttons */
.nb-share{display:flex;align-items:center;gap:.6rem;margin:2rem 0;padding-top:1.5rem;border-top:1px solid var(--nb-border-light)}
.nb-share__label{font-size:.85rem;font-weight:600;color:var(--nb-text-secondary)}
.nb-share__btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;color:#fff;transition:opacity var(--nb-transition);
}
.nb-share__btn:hover{opacity:.85;color:#fff}
.nb-share__btn svg{width:16px;height:16px}
.nb-share__btn--fb{background:#1877F2}
.nb-share__btn--tw{background:#000}
.nb-share__btn--wa{background:#25D366}
.nb-share__btn--li{background:#0A66C2}
.nb-share__btn--cp{background:var(--nb-text-secondary);cursor:pointer;border:none}

/* Author box */
.nb-author-box{
  display:flex;gap:1rem;padding:1.25rem;margin:2rem 0;
  background:var(--nb-bg-alt);border-radius:var(--nb-radius);border:1px solid var(--nb-border-light);
}
.nb-author-box__avatar{width:64px;height:64px;border-radius:50%;flex-shrink:0;object-fit:cover}
.nb-author-box__name{font-weight:700;font-size:1rem;margin-bottom:.2rem}
.nb-author-box__name a{color:var(--nb-text)}
.nb-author-box__bio{font-size:.875rem;color:var(--nb-text-secondary);line-height:1.6}

/* Related Posts */
.nb-related{margin:2.5rem 0}
.nb-related__title{font-size:1.25rem;margin-bottom:1.25rem;padding-bottom:.5rem;border-bottom:2px solid var(--nb-border-light)}
.nb-related__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.nb-related__item{border:1px solid var(--nb-border-light);border-radius:var(--nb-radius);overflow:hidden;transition:all var(--nb-transition);contain:layout style}
.nb-related__item:hover{box-shadow:var(--nb-shadow-hover)}
.nb-related__item-thumb{aspect-ratio:4/3;overflow:hidden;background:var(--nb-bg-alt)}
.nb-related__item-thumb img{width:100%;height:100%;object-fit:cover}
.nb-related__item-body{padding:.75rem}
.nb-related__item-title{font-size:.9rem;font-weight:600;line-height:1.35}
.nb-related__item-title a{color:var(--nb-text)}
.nb-related__item-title a:hover{color:var(--nb-link-hover)}

/* ─── Page Template ─── */
.nb-page__content{
  max-width:780px;margin:0 auto;font-size:1.0125rem;line-height:1.8;
}
.nb-page__content h2{font-size:1.4rem;margin:2rem 0 .75rem}
.nb-page__content p{margin-bottom:1.2rem}

/* ─── Countries Hub ─── */
.nb-countries-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem;margin-top:1.5rem}
.nb-country-card{
  text-align:center;padding:1.25rem 1rem;background:var(--nb-bg-card);
  border:1px solid var(--nb-border-light);border-radius:var(--nb-radius);
  transition:all var(--nb-transition);
}
.nb-country-card:hover{box-shadow:var(--nb-shadow-hover);border-color:var(--nb-accent);transform:translateY(-2px)}
.nb-country-card__flag{font-size:2rem;margin-bottom:.4rem}
.nb-country-card__name{font-weight:600;font-size:.95rem;color:var(--nb-text);display:block}
.nb-country-card__count{font-size:.8rem;color:var(--nb-text-secondary)}

/* ─── Categories Hub ─── */
.nb-cats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem;margin-top:1.5rem}
.nb-cat-card{
  padding:1.25rem;background:var(--nb-bg-card);border:1px solid var(--nb-border-light);
  border-radius:var(--nb-radius);transition:all var(--nb-transition);display:flex;align-items:center;gap:1rem;
}
.nb-cat-card:hover{box-shadow:var(--nb-shadow-hover);border-color:var(--nb-accent)}
.nb-cat-card__icon{font-size:1.75rem;flex-shrink:0}
.nb-cat-card__name{font-weight:600;font-size:.95rem;color:var(--nb-text);display:block}
.nb-cat-card__count{font-size:.8rem;color:var(--nb-text-secondary)}

/* ─── Comments ─── */
.nb-comments{margin:2.5rem 0}
.nb-comments__title{font-size:1.25rem;margin-bottom:1.25rem;padding-bottom:.5rem;border-bottom:2px solid var(--nb-border-light)}
.comment-list{list-style:none}
.comment-list .comment{padding:1rem 0;border-bottom:1px solid var(--nb-border-light)}
.comment-author{font-weight:600}
.comment-meta{font-size:.825rem;color:var(--nb-text-secondary)}
.comment-body p{margin:.5rem 0;font-size:.95rem}
.comment-respond{margin-top:1.5rem}
.comment-respond label{display:block;font-size:.9rem;font-weight:600;margin-bottom:.3rem}
.comment-respond input[type="text"],
.comment-respond input[type="email"],
.comment-respond input[type="url"],
.comment-respond textarea{
  width:100%;padding:.6rem .8rem;font-size:.95rem;font-family:var(--nb-font);
  border:1px solid var(--nb-border);border-radius:var(--nb-radius);
  background:var(--nb-bg);color:var(--nb-text);margin-bottom:.75rem;
}
.comment-respond textarea{min-height:120px;resize:vertical}
.comment-respond .submit{
  padding:.6rem 1.5rem;font-size:.9rem;font-weight:600;font-family:var(--nb-font);
  background:var(--nb-primary);color:#fff;border:none;border-radius:var(--nb-radius);cursor:pointer;
  transition:background var(--nb-transition);
}
[data-theme="dark"] .comment-respond .submit{background:var(--nb-accent);color:#0E141C}
.comment-respond .submit:hover{opacity:.9}

/* ─── Footer ─── */
.nb-footer{
  background:var(--nb-primary);color:rgba(255,255,255,.82);padding:2.5rem 0 0;margin-top:3rem;
}
[data-theme="dark"] .nb-footer{background:#0A0F16}
.nb-footer__grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2rem;
  max-width:var(--nb-max-width);margin:0 auto;padding:0 1rem;
}
.nb-footer__heading{color:#fff;font-size:1rem;font-weight:700;margin-bottom:1rem}
.nb-footer__about p{font-size:.9rem;line-height:1.6;margin-bottom:.75rem}
.nb-footer__links{list-style:none}
.nb-footer__links li{margin-bottom:.4rem}
.nb-footer__links a{color:rgba(255,255,255,.78);font-size:.9rem;transition:color var(--nb-transition)}
.nb-footer__links a:hover{color:var(--nb-accent)}
.nb-footer__bottom{
  margin-top:2rem;padding:1rem;text-align:center;font-size:.825rem;
  border-top:1px solid rgba(255,255,255,.1);
}

/* ─── 404 ─── */
.nb-404{text-align:center;padding:4rem 1rem}
.nb-404__code{font-size:5rem;font-weight:800;color:var(--nb-accent-text);line-height:1}
.nb-404__title{font-size:1.5rem;margin:.75rem 0}
.nb-404__text{color:var(--nb-text-secondary);margin-bottom:1.5rem}
.nb-404__btn{
  display:inline-block;padding:.6rem 1.5rem;font-weight:600;
  background:var(--nb-primary);color:#fff;border-radius:var(--nb-radius);
}
[data-theme="dark"] .nb-404__btn{background:var(--nb-accent);color:#0E141C}
.nb-404__btn:hover{opacity:.9;color:#fff}
[data-theme="dark"] .nb-404__btn:hover{color:#0E141C}

/* ─── Ads ─── */
.nb-ad-slot{margin:1.5rem 0;text-align:center;min-height:90px}
.nb-ad-slot--header{margin:0;padding:.5rem 0}
.nb-ad-slot--in-feed{margin:0;padding:1rem 0}
.nb-ad-slot--after-toc{margin:1.5rem 0}
.nb-ad-slot--mid{margin:1.5rem 0}
.nb-ad-slot--before-related{margin:2rem 0}
.nb-ad-lazy{min-height:0;transition:min-height .2s ease}
.nb-ad-loaded{min-height:90px}
.nb-ad-label{font-size:11px;color:var(--clr-text-muted,#888);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px;text-align:center}

/* ─── Accessibility ─── */
.screen-reader-text{
  clip:rect(1px,1px,1px,1px);position:absolute!important;
  height:1px;width:1px;overflow:hidden;word-wrap:normal!important;
}
:focus-visible{outline:2px solid var(--nb-accent);outline-offset:2px}
a:focus-visible{outline:2px solid var(--nb-accent);outline-offset:2px;border-radius:2px}

/* ─── FAQ Accordion ─── */
.nb-faq{margin:2rem 0}
.nb-faq__title{
  font-size:1.4rem;margin-bottom:1rem;padding-bottom:.5rem;
  border-bottom:2px solid var(--nb-border-light);
}
.nb-faq__item{
  border:1px solid var(--nb-border-light);border-radius:var(--nb-radius);
  margin-bottom:.5rem;overflow:hidden;
  background:var(--nb-bg-card);transition:border-color var(--nb-transition);
}
.nb-faq__item:hover{border-color:var(--nb-border)}
.nb-faq__question{
  display:flex;align-items:center;justify-content:space-between;gap:.75rem;
  width:100%;padding:1rem 1.25rem;font-size:1rem;font-weight:600;font-family:var(--nb-font);
  text-align:left;color:var(--nb-text);background:none;border:none;cursor:pointer;
  line-height:1.4;transition:color var(--nb-transition);
}
.nb-faq__question:hover{color:var(--nb-link-hover)}
.nb-faq__question svg{
  width:18px;height:18px;flex-shrink:0;opacity:.5;
  transition:transform var(--nb-transition),opacity var(--nb-transition);
}
.nb-faq__question[aria-expanded="true"] svg{transform:rotate(180deg);opacity:.8}
.nb-faq__question[aria-expanded="true"]{color:var(--nb-accent-text)}
.nb-faq__answer{
  max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;
  padding:0 1.25rem;
}
.nb-faq__answer.open{
  max-height:600px;padding:0 1.25rem 1.25rem;
}
.nb-faq__answer p{font-size:.95rem;line-height:1.7;color:var(--nb-text-secondary);margin-bottom:.75rem}
.nb-faq__answer p:last-child{margin-bottom:0}
.nb-faq__answer a{color:var(--nb-link);text-decoration:underline;text-underline-offset:2px}
.nb-faq__answer a:hover{color:var(--nb-link-hover)}

/* ─── Layout Grid (sidebar) ─── */
.nb-layout{display:block}
.nb-layout--sidebar{display:grid;grid-template-columns:1fr 320px;gap:2rem;align-items:start}
.nb-layout__main{min-width:0}

/* ─── Sidebar ─── */
.nb-sidebar{position:sticky;top:calc(var(--nb-header-h) + 1rem)}
.nb-sidebar__widget{
  padding:1.25rem;margin-bottom:1.25rem;
  background:var(--nb-bg-card);border:1px solid var(--nb-border-light);
  border-radius:var(--nb-radius);
}
.nb-sidebar__heading{
  font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  color:var(--nb-accent-text);margin-bottom:.75rem;padding-bottom:.5rem;
  border-bottom:2px solid var(--nb-border-light);
}
.nb-sidebar__search{display:flex;gap:0}
.nb-sidebar__search input{
  flex:1;padding:.5rem .75rem;font-size:.875rem;font-family:var(--nb-font);
  border:1px solid var(--nb-border);border-right:none;border-radius:var(--nb-radius) 0 0 var(--nb-radius);
  background:var(--nb-bg);color:var(--nb-text);outline:none;
}
.nb-sidebar__search input:focus{border-color:var(--nb-accent)}
.nb-sidebar__search button{
  padding:.5rem .75rem;background:var(--nb-primary);border:none;color:#fff;
  border-radius:0 var(--nb-radius) var(--nb-radius) 0;cursor:pointer;
  transition:background var(--nb-transition);
}
[data-theme="dark"] .nb-sidebar__search button{background:var(--nb-accent);color:#0E141C}
.nb-sidebar__search button:hover{opacity:.9}
.nb-sidebar__search button svg{width:16px;height:16px;display:block}
.nb-sidebar__posts{list-style:none;display:flex;flex-direction:column;gap:0}
.nb-sidebar__post-item{
  display:flex;align-items:flex-start;gap:.75rem;
  padding:.65rem 0;border-bottom:1px solid var(--nb-border-light);
}
.nb-sidebar__post-item:last-child{border-bottom:none;padding-bottom:0}
.nb-sidebar__post-item:first-child{padding-top:0}
.nb-sidebar__rank{
  flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;
  background:var(--nb-bg-alt);border-radius:50%;font-size:.75rem;font-weight:700;
  color:var(--nb-accent-text);
}
.nb-sidebar__post-body{min-width:0}
.nb-sidebar__post-title{
  font-size:.85rem;font-weight:600;line-height:1.35;color:var(--nb-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.nb-sidebar__post-title:hover{color:var(--nb-link-hover)}
.nb-sidebar__post-meta{font-size:.75rem;color:var(--nb-text-secondary)}
.nb-sidebar__tags{list-style:none;display:flex;flex-direction:column;gap:0}
.nb-sidebar__tags li{border-bottom:1px solid var(--nb-border-light)}
.nb-sidebar__tags li:last-child{border-bottom:none}
.nb-sidebar__tags a{
  display:flex;justify-content:space-between;align-items:center;
  padding:.5rem 0;font-size:.85rem;color:var(--nb-text);
  transition:color var(--nb-transition);
}
.nb-sidebar__tags a:hover{color:var(--nb-link-hover)}
.nb-sidebar__tags a span{
  font-size:.75rem;font-weight:600;color:var(--nb-text-secondary);
  background:var(--nb-bg-alt);padding:.15rem .45rem;border-radius:3px;
}
.nb-sidebar__ad{padding:.75rem;text-align:center}
.nb-sidebar__sticky-ad{position:sticky;top:calc(var(--nb-header-h) + 1rem)}

/* Sidebar mobile hide (controlled by setting) */
@media(max-width:768px){
  .nb-sidebar--hide-mobile{display:none}
}

/* ─── Responsive ─── */
@media(max-width:768px){
  .nb-nav{display:none}
  .nb-mobile-toggle{display:block}
  .nb-card{flex-direction:column;gap:.75rem}
  .nb-card__thumb{width:100%;height:200px}
  .nb-footer__grid{grid-template-columns:1fr}
  .nb-related__grid{grid-template-columns:1fr 1fr}
  .nb-countries-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}
  .nb-cats-grid{grid-template-columns:1fr}
  .nb-author-box{flex-direction:column;text-align:center}
  .nb-single__title{font-size:1.5rem}
  .nb-layout--sidebar{grid-template-columns:1fr}
  .nb-sidebar{position:static}
}
@media(max-width:480px){
  .nb-related__grid{grid-template-columns:1fr}
  .nb-card__thumb{height:160px}
  h1{font-size:1.5rem}
}

/* ─── PageSpeed: content-visibility for deep below-fold ─── */
.nb-card:nth-child(n+7){content-visibility:auto;contain-intrinsic-size:0 210px}