/* ============================================================
   LEARNHUB101 MASTER STYLESHEET
   Fonts: Lora (headings) + DM Sans (body) + JetBrains Mono (code)
   Theme colors injected via CSS vars in header.php
   ============================================================ */

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

:root {
  --accent:       #2563EB;
  --accent-dark:  #1D4ED8;
  --accent-light: #EFF6FF;
  --ink:          #0F172A;
  --ink-muted:    #475569;
  --ink-subtle:   #94A3B8;
  --surface:      #FFFFFF;
  --surface-2:    #F8FAFC;
  --surface-3:    #F1F5F9;
  --border:       #E2E8F0;
  --radius:       10px;
  --radius-lg:    16px;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:    0 4px 16px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg:    0 10px 40px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);
  --font-display: 'Lora', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;
  --max-w:        1180px;
  --content-w:    760px;
  --transition:   .2s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--surface);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-dark); }

/* ── READING PROGRESS ── */
#read-progress {
  position: fixed; top: 0; left: 0; height: 3px;
  background: var(--accent); z-index: 9999;
  transition: width .1s linear;
}

/* ── HEADER ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: .9rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Logo */
.site-logo { display: flex; align-items: center; gap: .6rem; color: var(--ink); font-family: var(--font-display); }
.site-logo:hover { color: var(--accent); }
.logo-mark {
  width: 34px; height: 34px; border-radius: 8px;
  background: var(--accent);
  color: #fff; font-weight: 700; font-size: .95rem;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-body); flex-shrink: 0;
}
.logo-text { font-size: 1.15rem; font-weight: 600; letter-spacing: -.02em; }
.footer-logo .logo-mark { width: 30px; height: 30px; font-size: .85rem; }
.footer-logo .logo-text { font-size: 1rem; }

/* Nav */
.site-nav { display: flex; align-items: center; gap: .25rem; margin-left: auto; }
.site-nav a {
  padding: .4rem .75rem; border-radius: 6px;
  color: var(--ink-muted); font-size: .875rem; font-weight: 500;
  transition: all var(--transition);
}
.site-nav a:hover, .site-nav a.active {
  color: var(--accent); background: var(--accent-light);
}

.header-actions { display: flex; align-items: center; gap: .5rem; }
.search-toggle {
  width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--border);
  background: transparent; cursor: pointer; display: flex; align-items: center; justify-content: center;
  color: var(--ink-muted); transition: all var(--transition);
}
.search-toggle:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: all .25s; }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* Search bar */
.search-bar {
  max-height: 0; overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  border-top: 1px solid transparent;
}
.search-bar.open {
  max-height: 80px; padding: .75rem 1.5rem;
  border-color: var(--border);
}
.search-form { max-width: var(--max-w); margin: 0 auto; display: flex; gap: .5rem; }
.search-form input {
  flex: 1; padding: .6rem 1rem; border: 1px solid var(--border); border-radius: 8px;
  font-family: var(--font-body); font-size: .9rem; outline: none;
  transition: border-color var(--transition);
}
.search-form input:focus { border-color: var(--accent); }
.search-form button {
  padding: .6rem 1.25rem; background: var(--accent); color: #fff;
  border: none; border-radius: 8px; cursor: pointer; font-size: .875rem; font-weight: 500;
  transition: background var(--transition);
}
.search-form button:hover { background: var(--accent-dark); }

/* ── MAIN ── */
.site-main { min-height: 60vh; }

/* ── HERO ── */
.site-hero {
  background: linear-gradient(135deg, var(--accent-light) 0%, #fff 60%);
  border-bottom: 1px solid var(--border);
  padding: 4rem 1.5rem 3.5rem;
  text-align: center;
  position: relative; overflow: hidden;
}
.site-hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent);
  pointer-events: none;
}
.hero-inner { max-width: 680px; margin: 0 auto; position: relative; }
.hero-eyebrow {
  display: inline-block; padding: .3rem .85rem;
  background: var(--accent-light); color: var(--accent);
  border-radius: 100px; font-size: .8rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: 1rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700; line-height: 1.2;
  color: var(--ink); letter-spacing: -.03em;
  margin-bottom: .75rem;
}
.hero-title em { font-style: italic; color: var(--accent); }
.hero-subtitle {
  font-size: 1.05rem; color: var(--ink-muted);
  max-width: 520px; margin: 0 auto 1.75rem;
}
.hero-stats { display: flex; justify-content: center; gap: 2.5rem; flex-wrap: wrap; }
.hero-stat strong { display: block; font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.hero-stat span { font-size: .8rem; color: var(--ink-subtle); text-transform: uppercase; letter-spacing: .05em; }

/* ── LAYOUT ── */
.page-layout {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 3rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 3rem;
}
.page-layout.full-width { grid-template-columns: 1fr; }

/* ── POST GRID ── */
.posts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.section-header { margin-bottom: 1.75rem; }
.section-title { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--ink); }
.section-title span { color: var(--accent); }
.section-meta { color: var(--ink-subtle); font-size: .875rem; margin-top: .25rem; }

/* Post Card */
.post-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex; flex-direction: column;
}
.post-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}
.post-card-image {
  aspect-ratio: 16/9; overflow: hidden;
  background: var(--surface-3);
}
.post-card-image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .4s ease;
}
.post-card:hover .post-card-image img { transform: scale(1.04); }
.post-card-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.post-card-category {
  display: inline-block; padding: .2rem .65rem;
  background: var(--accent-light); color: var(--accent);
  border-radius: 100px; font-size: .72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .05em; margin-bottom: .75rem;
}
.post-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 600; line-height: 1.35;
  color: var(--ink); margin-bottom: .6rem;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.post-card-title:hover { color: var(--accent); }
.post-card-excerpt {
  font-size: .875rem; color: var(--ink-muted); line-height: 1.55;
  flex: 1; margin-bottom: 1rem;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.post-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: .75rem; border-top: 1px solid var(--border);
  font-size: .78rem; color: var(--ink-subtle);
}
.read-time { display: flex; align-items: center; gap: .3rem; }
.read-more-link { color: var(--accent); font-weight: 500; font-size: .8rem; }

/* Featured card (first post) */
.post-card.featured {
  grid-column: 1 / -1;
  flex-direction: row;
}
.post-card.featured .post-card-image {
  width: 420px; flex-shrink: 0; aspect-ratio: auto;
}
.post-card.featured .post-card-title { font-size: 1.4rem; -webkit-line-clamp: 3; }
.post-card.featured .post-card-body { padding: 2rem; }

/* ── PAGINATION ── */
.pagination { display: flex; justify-content: center; gap: .5rem; margin-top: 2.5rem; flex-wrap: wrap; }
.page-btn {
  min-width: 40px; height: 40px; padding: 0 .75rem;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: 8px;
  color: var(--ink-muted); font-size: .875rem; font-weight: 500;
  transition: all var(--transition);
}
.page-btn:hover, .page-btn.active {
  background: var(--accent); color: #fff; border-color: var(--accent);
}

/* ── SIDEBAR ── */
.sidebar { display: flex; flex-direction: column; gap: 1.5rem; }
.widget {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}
.widget-title {
  font-size: .75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .07em; color: var(--ink-subtle); margin-bottom: 1rem;
  padding-bottom: .6rem; border-bottom: 1px solid var(--border);
}
.widget-categories { display: flex; flex-direction: column; gap: .35rem; }
.widget-categories a {
  display: flex; justify-content: space-between; align-items: center;
  padding: .45rem .6rem; border-radius: 6px;
  color: var(--ink-muted); font-size: .875rem;
  transition: all var(--transition);
}
.widget-categories a:hover { background: var(--accent-light); color: var(--accent); }
.widget-categories .count {
  background: var(--surface-3); color: var(--ink-subtle);
  padding: .1rem .45rem; border-radius: 100px; font-size: .72rem; font-weight: 600;
}
.recent-post { display: flex; gap: .75rem; padding: .6rem 0; border-bottom: 1px solid var(--border); }
.recent-post:last-child { border-bottom: none; }
.recent-post img { width: 60px; height: 60px; border-radius: 6px; object-fit: cover; flex-shrink: 0; }
.recent-post-info a { font-size: .85rem; font-weight: 500; color: var(--ink); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.recent-post-info a:hover { color: var(--accent); }
.recent-post-info time { font-size: .75rem; color: var(--ink-subtle); margin-top: .25rem; display: block; }

/* Ad widget */
.widget.ad-widget { background: var(--surface-2); text-align: center; padding: 1rem; }

/* ── SINGLE POST ── */
.post-header { max-width: var(--content-w); margin: 0 auto 2rem; padding: 2.5rem 1.5rem 0; }
.post-category-link {
  display: inline-block; padding: .3rem .85rem;
  background: var(--accent-light); color: var(--accent);
  border-radius: 100px; font-size: .78rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .05em; margin-bottom: 1rem;
}
.post-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700; line-height: 1.22;
  color: var(--ink); letter-spacing: -.03em; margin-bottom: 1rem;
}
.post-meta { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; font-size: .875rem; color: var(--ink-subtle); margin-bottom: 1.5rem; }
.post-meta .author { display: flex; align-items: center; gap: .5rem; color: var(--ink-muted); font-weight: 500; }
.post-meta .author img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.post-featured-image { max-width: var(--content-w); margin: 0 auto 2.5rem; padding: 0 1.5rem; }
.post-featured-image img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }

/* Post content typography */
.post-content {
  max-width: var(--content-w); margin: 0 auto;
  padding: 0 1.5rem; font-size: 1.05rem; line-height: 1.8;
}
.post-content h2 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--ink); margin: 2.5rem 0 .75rem; letter-spacing: -.02em; }
.post-content h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; color: var(--ink); margin: 2rem 0 .6rem; }
.post-content h4 { font-size: 1rem; font-weight: 600; color: var(--ink); margin: 1.5rem 0 .5rem; text-transform: uppercase; letter-spacing: .04em; }
.post-content p { margin-bottom: 1.4rem; color: var(--ink); }
.post-content ul, .post-content ol { margin: 0 0 1.4rem 1.5rem; }
.post-content li { margin-bottom: .4rem; }
.post-content blockquote {
  border-left: 3px solid var(--accent); margin: 1.75rem 0;
  padding: 1rem 1.5rem; background: var(--accent-light);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic; color: var(--ink-muted);
}
.post-content strong { color: var(--ink); font-weight: 600; }
.post-content a { color: var(--accent); border-bottom: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.post-content a:hover { border-color: var(--accent); }
.post-content img { border-radius: var(--radius); margin: 1.5rem auto; box-shadow: var(--shadow-sm); }
.post-content table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: .9rem; }
.post-content th { background: var(--accent-light); color: var(--accent); padding: .6rem 1rem; text-align: left; font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
.post-content td { padding: .6rem 1rem; border-bottom: 1px solid var(--border); }
.post-content tr:last-child td { border-bottom: none; }
.post-content tr:nth-child(even) td { background: var(--surface-2); }

/* Code blocks */
.post-content code {
  font-family: var(--font-mono); font-size: .85em;
  background: var(--surface-3); color: var(--accent-dark);
  padding: .15em .4em; border-radius: 4px; border: 1px solid var(--border);
}
.post-content pre { margin: 1.75rem 0 !important; border-radius: var(--radius-lg) !important; box-shadow: var(--shadow-md); }
.post-content pre code { background: transparent; border: none; padding: 0; color: inherit; font-size: .88rem; }
.copy-btn {
  position: absolute; top: .6rem; right: .6rem;
  padding: .25rem .65rem; background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2); border-radius: 5px;
  color: rgba(255,255,255,.8); font-size: .75rem; font-family: var(--font-body);
  cursor: pointer; transition: all var(--transition);
}
.copy-btn:hover { background: rgba(255,255,255,.25); color: #fff; }

/* Post tags */
.post-tags { max-width: var(--content-w); margin: 2rem auto 0; padding: 0 1.5rem; display: flex; gap: .5rem; flex-wrap: wrap; }
.tag {
  padding: .3rem .75rem; border: 1px solid var(--border); border-radius: 100px;
  font-size: .78rem; color: var(--ink-muted); transition: all var(--transition);
}
.tag:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

/* Author box */
.author-box {
  max-width: var(--content-w); margin: 3rem auto 0; padding: 0 1.5rem;
}
.author-box-inner {
  display: flex; gap: 1.25rem; padding: 1.5rem;
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  background: var(--surface-2);
}
.author-box img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.author-box-info h4 { font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-subtle); margin-bottom: .35rem; }
.author-box-info strong { font-size: 1rem; font-weight: 600; display: block; margin-bottom: .4rem; }
.author-box-info p { font-size: .875rem; color: var(--ink-muted); }

/* Related posts */
.related-posts { max-width: var(--content-w); margin: 3rem auto; padding: 0 1.5rem; }
.related-posts h3 { font-family: var(--font-display); font-size: 1.25rem; margin-bottom: 1.25rem; color: var(--ink); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }

/* ── CATEGORY PAGE ── */
.category-hero {
  background: linear-gradient(135deg, var(--accent-light), #fff);
  border-bottom: 1px solid var(--border);
  padding: 3rem 1.5rem 2.5rem;
}
.category-hero-inner { max-width: var(--max-w); margin: 0 auto; }
.category-hero h1 { font-family: var(--font-display); font-size: 2rem; font-weight: 700; color: var(--ink); margin-bottom: .4rem; }
.category-hero p { color: var(--ink-muted); }

/* ── FOOTER ── */
.site-footer { background: var(--ink); color: #fff; margin-top: 5rem; }
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 3.5rem 1.5rem 2rem;
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.5fr;
  gap: 3rem;
}
.site-footer .site-logo, .site-footer .footer-logo { color: #fff; }
.site-footer .logo-text { color: rgba(255,255,255,.9); }
.footer-brand p { color: rgba(255,255,255,.5); font-size: .875rem; margin-top: .6rem; line-height: 1.5; }
.footer-social { display: flex; gap: .75rem; margin-top: 1.25rem; }
.footer-social a {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,.08); color: rgba(255,255,255,.6);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--accent); color: #fff; }
.footer-links h4 { font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.35); margin-bottom: .9rem; }
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: .45rem; }
.footer-links a { color: rgba(255,255,255,.55); font-size: .875rem; transition: color var(--transition); }
.footer-links a:hover { color: #fff; }
.footer-links .count { color: rgba(255,255,255,.25); font-size: .75rem; }
.footer-newsletter h4 { font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.35); margin-bottom: .5rem; }
.footer-newsletter p { color: rgba(255,255,255,.5); font-size: .85rem; margin-bottom: 1rem; }
.newsletter-form { display: flex; gap: .5rem; }
.newsletter-form input {
  flex: 1; padding: .55rem .9rem; background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12); border-radius: 7px;
  color: #fff; font-family: var(--font-body); font-size: .875rem; outline: none;
}
.newsletter-form input::placeholder { color: rgba(255,255,255,.3); }
.newsletter-form input:focus { border-color: var(--accent); }
.newsletter-form button {
  padding: .55rem 1rem; background: var(--accent); color: #fff;
  border: none; border-radius: 7px; cursor: pointer; font-size: .85rem; font-weight: 500;
  white-space: nowrap; transition: background var(--transition);
}
.newsletter-form button:hover { background: var(--accent-dark); }
.footer-bottom {
  max-width: var(--max-w); margin: 0 auto;
  padding: 1.25rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex; justify-content: space-between; align-items: center;
  font-size: .8rem; color: rgba(255,255,255,.3);
}
.footer-bottom a { color: rgba(255,255,255,.4); }
.footer-bottom a:hover { color: rgba(255,255,255,.7); }

/* ── UTILITIES ── */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .6rem 1.25rem; border-radius: 8px; font-size: .9rem; font-weight: 500;
  transition: all var(--transition); cursor: pointer; border: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 35%, transparent); }
.btn-outline { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn-outline:hover { background: var(--accent-light); }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.text-muted { color: var(--ink-subtle); }
.text-center { text-align: center; }
.mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .page-layout { grid-template-columns: 1fr; }
  .sidebar { display: grid; grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .post-card.featured { flex-direction: column; }
  .post-card.featured .post-card-image { width: 100%; aspect-ratio: 16/9; }
}
@media (max-width: 768px) {
  .site-nav {
    position: fixed; inset: 0 0 0 30%;
    background: var(--surface); flex-direction: column; gap: 0;
    padding: 5rem 1.5rem 2rem; box-shadow: -4px 0 20px rgba(0,0,0,.1);
    transform: translateX(100%); transition: transform .3s ease;
    overflow-y: auto; z-index: 99;
  }
  .site-nav.open { transform: translateX(0); }
  .site-nav a { padding: .75rem; font-size: 1rem; border-radius: 8px; }
  .nav-toggle { display: flex; }
  .posts-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: .5rem; text-align: center; }
  .hero-stats { gap: 1.5rem; }
  .sidebar { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .header-inner { padding: .75rem 1rem; }
  .site-hero { padding: 2.5rem 1rem 2rem; }
  .page-layout { padding: 1.5rem 1rem; }
  .post-header, .post-content, .post-tags, .author-box, .related-posts { padding-left: 1rem; padding-right: 1rem; }
}
/* ── MOBILE RESPONSIVE ADS ── */
.ad-unit { width: 100%; overflow: hidden; background: var(--surface-2); border-radius: var(--radius); text-align: center; margin: 1.5rem 0; }
.ad-unit-inline { max-width: var(--content-w); margin: 2rem auto; padding: 0 1.5rem; }
.ad-unit-sidebar { width: 100%; min-height: 90px; }
@media (max-width: 1024px) {
  .ad-unit-sidebar { max-width: 728px; margin: 1.5rem auto; }
  .widget.ad-widget { display: block; grid-column: 1 / -1; }
}
@media (max-width: 468px) {
  .ad-unit-sidebar { min-height: 50px; }
  ins.adsbygoogle { max-width: 100% !important; }
}
.ad-label { font-size: .65rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-subtle); text-align: center; margin-bottom: .25rem; }