/* ============================================================
   HappyGutFuel — Shared Stylesheet
   Covers: nav, disclosure, homepage, category pages, post pages,
           product cards, sidebar, newsletter, responsive
   ============================================================ */

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

:root {
  --bg:           #f7f4ef;
  --bg-card:      #ffffff;
  --bg-secondary: #f0ebe2;
  --text:         #111926;
  --text-muted:   #5c6470;
  --text-faint:   #9098a4;
  --accent:       #2d6a4f;
  --accent-hover: #1b4332;
  --accent-light: #f0f7f4;
  --border:       #e6e2da;
  --font-heading: 'Outfit', sans-serif;
  --font-body:    'Plus Jakarta Sans', sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 16px rgba(0,0,0,0.03);
  --shadow-md: 0 8px 28px rgba(0,0,0,0.06);
}

[data-theme="dark"] {
  --bg:           #0a0f18;
  --bg-card:      #121a26;
  --bg-secondary: #162030;
  --text:         #f4f6f9;
  --text-muted:   #8a95a5;
  --text-faint:   #5a6575;
  --accent:       #52b788;
  --accent-hover: #74c69d;
  --accent-light: #1a2e25;
  --border:       #1e293b;
  --shadow-sm: 0 2px 16px rgba(0,0,0,0.15);
  --shadow-md: 0 8px 28px rgba(0,0,0,0.25);
}

html { scroll-behavior: smooth; background: var(--bg); }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.7;
  transition: background 0.3s, color 0.3s;
}

a      { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: var(--font-body); outline: none; }
img    { display: block; max-width: 100%; height: auto; }


/* ── DISCLOSURE BANNER ────────────────────────────────────── */
.disclosure-banner {
  background: var(--accent-light);
  border-bottom: 1px solid var(--border);
  padding: 10px 20px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.5;
}
.disclosure-banner strong { color: var(--accent); }


/* ── NAVIGATION ───────────────────────────────────────────── */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 239, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}
[data-theme="dark"] header { background: rgba(10, 15, 24, 0.9); }

.nav-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
  color: var(--text);
}
.logo span { color: var(--accent); }

.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover  { color: var(--text); }
.nav-links a.active { color: var(--accent); font-weight: 600; }

.nav-actions { display: flex; align-items: center; gap: 16px; }

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all 0.2s;
}
.theme-toggle:hover { color: var(--text); border-color: var(--text-muted); }
.theme-toggle svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; }


/* ── HOMEPAGE HERO ────────────────────────────────────────── */
.site-hero {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 80px 20px 72px;
  text-align: center;
}
.site-hero-inner { max-width: 680px; margin: 0 auto; }

.site-hero .meta-tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.75rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 24px;
  font-family: var(--font-heading);
}

.site-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--text);
  margin-bottom: 20px;
}
.site-hero h1 span { color: var(--accent); }

.site-hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 520px;
  margin: 0 auto 32px;
}

.site-hero-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.stat-item  { text-align: center; }
.stat-number {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }


/* ── POST LISTING SECTION ─────────────────────────────────── */
.posts-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 56px 20px 80px;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 12px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.section-subtitle { font-size: 0.9rem; color: var(--text-muted); }


/* ── HOMEPAGE FILTER BAR ──────────────────────────────────── */
.homepage-filter {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.homepage-filter-pills { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.homepage-filter-pills button {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  font-family: var(--font-body);
  transition: all 0.2s;
  cursor: pointer;
}
.homepage-filter-pills button:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}
.homepage-filter-pills button.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 600;
}


/* ── FEATURED POST CARD ───────────────────────────────────── */
.post-card-featured {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  transition: box-shadow 0.2s;
}
.post-card-featured:hover { box-shadow: var(--shadow-md); }

.featured-badge {
  display: inline-block;
  padding: 4px 10px;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  font-family: var(--font-heading);
}

.post-category-tag {
  display: inline-block;
  padding: 5px 12px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  margin-bottom: 14px;
  font-family: var(--font-heading);
}

.post-card-featured h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
  color: var(--text);
}

.post-card-featured p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
  max-width: 560px;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--text-faint);
  margin-bottom: 24px;
}

.btn-read-post {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 4px 14px rgba(198,130,43,0.2);
  transition: all 0.2s;
}
.btn-read-post:hover { background: var(--accent-hover); transform: translateY(-1px); }

.featured-product-count {
  text-align: center;
  background: var(--accent-light);
  border-radius: var(--radius-md);
  padding: 24px 32px;
  flex-shrink: 0;
}
.featured-product-count .count-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 4px;
}
.featured-product-count .count-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}


/* ── POST GRID (smaller cards) ────────────────────────────── */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.post-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}
.post-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.post-card .post-category-tag {
  font-size: 0.73rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  align-self: flex-start;
}

.post-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 10px;
  color: var(--text);
  letter-spacing: -0.3px;
}

.post-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.post-card-read-time { font-size: 0.8rem; color: var(--text-faint); font-weight: 500; }

.post-card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s;
}
.post-card-link:hover { gap: 8px; }


/* ── HOMEPAGE NEWSLETTER ──────────────────────────────────── */
.homepage-newsletter {
  background: var(--accent-light);
  border-top: 1px solid var(--border);
  padding: 64px 20px;
  text-align: center;
}
.homepage-newsletter-inner { max-width: 500px; margin: 0 auto; }

.homepage-newsletter h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
  color: var(--text);
}
.homepage-newsletter p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.65;
}
.homepage-newsletter-form { display: flex; gap: 10px; flex-wrap: wrap; }
.homepage-newsletter-form input {
  flex: 1;
  min-width: 200px;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}
.homepage-newsletter-form input:focus { border-color: var(--accent); }
.homepage-newsletter-form button {
  padding: 13px 24px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s;
  white-space: nowrap;
  cursor: pointer;
}
.homepage-newsletter-form button:hover { background: var(--accent-hover); }


/* ── CATEGORY PAGE HERO ───────────────────────────────────── */
.category-hero {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 56px 20px 48px;
}
.category-hero-inner { max-width: 680px; margin: 0 auto; }

.category-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  color: var(--text);
  margin-bottom: 14px;
}
.category-hero h1 span { color: var(--accent); }

.category-hero p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.category-post-count {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--text-faint);
  font-weight: 500;
}


/* ── BACK LINK (category + post pages) ───────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 20px;
  transition: color 0.2s;
}
.back-link:hover { color: var(--accent); }

/* ── META TAG ─────────────────────────────────────────────── */
.meta-tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.78rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 18px;
  font-family: var(--font-heading);
}


/* ── POST PAGE HERO ───────────────────────────────────────── */
.post-hero {
  max-width: 780px;
  margin: 0 auto;
  padding: 56px 20px 28px;
}

.post-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 18px;
  color: var(--text);
}

.author-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border);
}
.author-img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.72rem;
  flex-shrink: 0;
  font-family: var(--font-heading);
  letter-spacing: 0.5px;
}
.author-info p    { font-size: 0.9rem; font-weight: 600; color: var(--text); }
.author-info span { font-size: 0.8rem; color: var(--text-muted); }


/* ── POST PAGE MAIN LAYOUT ────────────────────────────────── */
.main-layout {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 80px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 56px;
}

.article-body p.intro {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin: 28px 0 24px;
  line-height: 1.75;
}

.result-count {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.result-count strong { color: var(--text); }


/* ── PLACEHOLDER BANNER ───────────────────────────────────── */
.placeholder-banner {
  background: #fff8e1;
  border: 1.5px solid #f59e0b;
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #92400e;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}
[data-theme="dark"] .placeholder-banner {
  background: #2a1f00;
  border-color: #b45309;
  color: #fbbf24;
}


/* ── PRODUCT CARDS ────────────────────────────────────────── */
.product-node {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s;
}
.product-node.hidden { display: none; }
.product-node:hover  { box-shadow: var(--shadow-md); }

.product-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.product-number {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-light);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.product-title-area { flex: 1; }
.product-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 3px;
  color: var(--text);
  line-height: 1.3;
}
.product-brand { font-size: 0.83rem; color: var(--text-muted); font-weight: 500; }

.quick-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
  background: var(--bg);
  padding: 14px;
  border-radius: 10px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}
.spec-item   { text-align: center; }
.spec-label  {
  display: block;
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  margin-bottom: 2px;
}
.spec-val { font-weight: 700; color: var(--text); font-size: 0.88rem; }

.product-desc {
  margin-bottom: 22px;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
}

/* Pro / Con two-column grid */
.pro-con-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.pc-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}
.pc-box h5 {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.pc-box ul { list-style: none; font-size: 0.88rem; }
.pc-box li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 6px;
  color: var(--text-muted);
  line-height: 1.5;
}
.pc-box li:last-child { margin-bottom: 0; }
.pro-box h5          { color: #2d7a50; }
.pro-box li::before  { content: "✓"; position: absolute; left: 0; color: #2d7a50; font-weight: bold; }
.con-box h5          { color: #a63a3a; }
.con-box li::before  { content: "✕"; position: absolute; left: 0; color: #a63a3a; font-weight: bold; }

/* Price + buy button */
.affiliate-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 14px;
}
.price-tag {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
}
.price-tag span {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 400;
  display: block;
  line-height: 1.2;
}
.btn-affiliate {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  background: var(--accent);
  color: #fff;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: 0 4px 14px rgba(198,130,43,0.2);
  transition: all 0.2s;
}
.btn-affiliate:hover { background: var(--accent-hover); transform: translateY(-1px); }

#no-results {
  text-align: center;
  padding: 40px;
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  display: none;
  font-size: 0.95rem;
}


/* ── SIDEBAR ──────────────────────────────────────────────── */
.sidebar { position: relative; }
.sidebar-sticky {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}
.widget-title {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}

.search-input {
  width: 100%;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color 0.2s;
}
.search-input:focus { outline: none; border-color: var(--accent); }

.category-pills { display: flex; flex-wrap: wrap; gap: 7px; list-style: none; }
.category-pills button {
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-muted);
  font-size: 0.83rem;
  font-weight: 500;
  transition: all 0.2s;
}
.category-pills button:hover,
.category-pills button.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.newsletter-widget { background: var(--accent-light); border-color: transparent; box-shadow: none; }
.newsletter-widget .widget-title { color: var(--accent); }
.newsletter-widget > p {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.55;
}
.newsletter-form input {
  width: 100%;
  padding: 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  font-family: inherit;
  margin-bottom: 8px;
  outline: none;
  font-size: 0.88rem;
  transition: border-color 0.2s;
}
.newsletter-form input:focus { border-color: var(--accent); }
.newsletter-form button {
  width: 100%;
  padding: 11px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  transition: background 0.2s;
  font-size: 0.88rem;
  cursor: pointer;
}
.newsletter-form button:hover { background: var(--accent-hover); }


/* ── FOOTER ───────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 20px;
  font-size: 0.82rem;
  color: var(--text-faint);
}
footer a { color: var(--text-muted); transition: color 0.2s; }
footer a:hover { color: var(--accent); }
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}


/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .main-layout              { grid-template-columns: 1fr; gap: 32px; }
  .sidebar                  { order: -1; }
  .sidebar-sticky           { position: static; }
  .pro-con-grid             { grid-template-columns: 1fr; }
  .nav-links                { display: none; }
  .post-card-featured       { grid-template-columns: 1fr; }
  .featured-product-count   { display: none; }
  .site-hero                { padding: 56px 20px 48px; }
  .site-hero-stats          { gap: 24px; }
  .homepage-newsletter-form { flex-direction: column; }
  .homepage-newsletter-form input,
  .homepage-newsletter-form button { width: 100%; }
}

@media (max-width: 600px) {
  .post-grid        { grid-template-columns: 1fr; }
  .section-header   { flex-direction: column; }
  .post-hero        { padding: 40px 20px 20px; }
  .affiliate-action { flex-direction: column; align-items: flex-start; }
  .btn-affiliate    { width: 100%; justify-content: center; }
  .homepage-filter-pills button { padding: 8px 14px; font-size: 0.82rem; }
}