/* ═══════════════════════════════════════════════════════════
   ilovekeyword.com Blog CSS — Editorial Design
   Primary: #0ea574  |  Font: DM Sans + DM Serif Display
   ═══════════════════════════════════════════════════════════ */

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

:root {
  --primary:       #0ea574;
  --primary-dark:  #0b8a62;
  --primary-light: #ecfdf5;
  --primary-mid:   rgba(14,165,116,0.12);
  --accent:        #f59e0b;
  --danger:        #ef4444;
  --text-1:        #0f172a;
  --text-2:        #475569;
  --text-3:        #94a3b8;
  --border:        #e2e8f0;
  --border-light:  #f1f5f9;
  --bg:            #ffffff;
  --bg-off:        #f8fafc;
  --bg-card:       #ffffff;
  --radius-sm:     6px;
  --radius-md:     10px;
  --radius-lg:     16px;
  --radius-xl:     24px;
  --shadow-sm:     0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:     0 4px 12px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
  --shadow-lg:     0 10px 40px rgba(0,0,0,0.1), 0 4px 16px rgba(0,0,0,0.06);
  --font-body:     'DM Sans', -apple-system, sans-serif;
  --font-display:  'DM Serif Display', Georgia, serif;
  --container:     1160px;
  --transition:    0.2s ease;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-1);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

/* ── Site Header ──────────────────────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.header-logo {
  display: flex; align-items: center; gap: 8px;
  text-decoration: none; flex-shrink: 0;
}
.logo-icon {
  width: 36px; height: 36px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.logo-text {
  font-size: 1.2rem; font-weight: 700;
  color: var(--text-1); letter-spacing: -0.02em;
}
.logo-heart { color: #ef4444; }

.header-nav {
  display: flex; align-items: center; gap: 4px;
  flex: 1;
}
.nav-link {
  padding: 6px 12px;
  font-size: 0.9rem; font-weight: 500;
  color: var(--text-2);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  background: none; border: none; cursor: pointer; font-family: inherit;
}
.nav-link:hover, .nav-link--active { color: var(--primary); background: var(--primary-light); }

/* Dropdown */
.nav-dropdown-wrap { position: relative; }
.nav-tools-btn { display: flex; align-items: center; gap: 4px; }
.nav-chevron { font-size: 0.7rem; transition: transform var(--transition); }
.nav-dropdown-wrap.open .nav-chevron { transform: rotate(180deg); }

.nav-dropdown {
  position: absolute; top: calc(100% + 4px); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 520px;
  padding: 8px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 100;
  padding-top: 12px; margin-top: -8px;
}
.nav-dropdown-wrap.open .nav-dropdown,
.nav-dropdown-wrap:hover .nav-dropdown {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: var(--text-1);
  text-decoration: none;
  transition: background var(--transition);
}
.nav-dropdown-item:hover { background: var(--primary-light); color: var(--primary); }
.nav-dropdown-item > i { color: var(--primary); font-size: 1rem; margin-top: 2px; flex-shrink: 0; }
.nav-dropdown-item strong { display: block; font-size: 0.85rem; font-weight: 600; }
.nav-dropdown-item small { display: block; font-size: 0.75rem; color: var(--text-3); margin-top: 1px; }
.nav-dropdown-item:hover small { color: var(--primary); }

.header-cta {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 18px;
  background: var(--primary); color: #fff;
  border-radius: var(--radius-md);
  font-size: 0.875rem; font-weight: 600;
  transition: background var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.header-cta:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  width: 36px; height: 36px; align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text-1);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed; inset: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  z-index: 999;
  flex-direction: column;
  padding: 80px 24px 32px;
  overflow-y: auto;
}
.mobile-nav.open { display: flex; }
.mobile-nav-close {
  position: absolute; top: 16px; right: 20px;
  background: none; border: none; cursor: pointer;
  font-size: 1.4rem; color: var(--text-2);
}
.mobile-nav-link {
  display: block; padding: 14px 0;
  font-size: 1.1rem; font-weight: 600;
  color: var(--text-1);
  border-bottom: 1px solid var(--border-light);
}
.mobile-nav-link--active { color: var(--primary); }

/* ── Blog Main Layout ─────────────────────────────────────── */
.blog-main {
  min-height: calc(100vh - 64px);
  padding-top: 64px;
}

.blog-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Blog Hero (Home) ─────────────────────────────────────── */
.blog-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 60%, #0b7a56 100%);
  padding: 72px 24px 64px;
  position: relative;
  overflow: hidden;
}
.blog-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(255,255,255,0.06) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.06) 0%, transparent 50%);
}
.blog-hero-inner {
  max-width: var(--container); margin: 0 auto;
  position: relative;
  display: grid; grid-template-columns: 1fr auto;
  align-items: center; gap: 40px;
}
.blog-hero-label {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,0.18);
  color: #fff; font-size: 0.8rem; font-weight: 600;
  padding: 4px 12px; border-radius: 20px;
  margin-bottom: 16px; letter-spacing: 0.05em; text-transform: uppercase;
}
.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400; font-style: italic;
  color: #fff; line-height: 1.2;
  margin-bottom: 12px;
}
.blog-hero h1 em { font-style: normal; color: rgba(255,255,255,0.8); }
.blog-hero p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  max-width: 520px; margin-bottom: 28px;
}
.blog-hero-search {
  display: flex; gap: 0;
  max-width: 520px;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.15);
}
.blog-hero-search input {
  flex: 1; min-width: 0;
  padding: 14px 18px;
  border: none; outline: none;
  font-size: 0.95rem; font-family: var(--font-body);
  color: var(--text-1);
}
.blog-hero-search button {
  padding: 14px 20px;
  background: var(--primary-dark); color: #fff;
  border: none; cursor: pointer;
  font-size: 0.9rem; font-weight: 600;
  font-family: var(--font-body);
  transition: background var(--transition);
  white-space: nowrap;
}
.blog-hero-search button:hover { background: #0b7a56; }

.blog-hero-stats {
  display: flex; flex-direction: column; gap: 8px;
  align-items: stretch; min-width: 160px;
}
.hero-stat {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 10px;
  padding: 12px 16px;
  color: #fff;
  backdrop-filter: blur(4px);
}
.hero-stat-val {
  font-size: 1.5rem; font-weight: 800; line-height: 1;
  color: #fff; flex-shrink: 0;
}
.hero-stat-lab {
  font-size: 0.78rem; opacity: 0.85; text-align: right;
  line-height: 1.3;
}

/* ── Category Grid ────────────────────────────────────────── */
.blog-cats-section { padding: 56px 0 0; }
.blog-cats-section .blog-container > h2 {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 400;
  color: var(--text-1); margin-bottom: 24px;
}
.blog-cats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.blog-cat-card {
  display: flex; flex-direction: column; align-items: flex-start;
  padding: 20px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-decoration: none; color: var(--text-1);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.blog-cat-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--text-1);
}
.blog-cat-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; margin-bottom: 12px;
  color: #fff;
}
.blog-cat-name { font-weight: 700; font-size: 0.875rem; margin-bottom: 4px; }
.blog-cat-desc { font-size: 0.78rem; color: var(--text-3); line-height: 1.4; }

/* ── Post Grid ────────────────────────────────────────────── */
.blog-posts-section { padding: 48px 0; }
.blog-posts-section-header {
  display: flex; align-items: baseline;
  justify-content: space-between;
  margin-bottom: 24px;
}
.blog-posts-section-header h2 {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 400;
  color: var(--text-1);
}
.blog-posts-section-header a {
  font-size: 0.875rem; font-weight: 600; color: var(--primary);
}

.blog-post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.blog-post-grid.blog-post-grid--4 { grid-template-columns: repeat(4, 1fr); }
.blog-post-grid.blog-post-grid--2 { grid-template-columns: repeat(2, 1fr); }
.blog-post-grid.blog-post-grid--feature {
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.blog-post-grid.blog-post-grid--feature .blog-post-card:first-child {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
}

.blog-post-card {
  display: flex; flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none; color: var(--text-1);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.blog-post-card:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  color: var(--text-1);
}

.blog-post-thumb {
  width: 100%; height: 200px;
  overflow: hidden; background: var(--bg-off);
  flex-shrink: 0;
}
.blog-post-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.blog-post-card:hover .blog-post-thumb img { transform: scale(1.04); }

.blog-post-no-img {
  width: 100%; height: 160px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary-light) 0%, #d1fae5 100%);
  font-size: 2.5rem; flex-shrink: 0;
}

.blog-post-body {
  padding: 20px;
  display: flex; flex-direction: column;
  flex: 1;
}
.blog-post-meta {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.78rem; color: var(--text-3);
  margin-bottom: 10px; flex-wrap: wrap;
}
.blog-post-cat-badge {
  display: inline-block;
  padding: 2px 8px;
  background: var(--primary-light);
  color: var(--primary); font-weight: 600;
  border-radius: 20px; font-size: 0.72rem;
  text-decoration: none;
}
.blog-post-cat-badge:hover { background: var(--primary); color: #fff; }
.meta-sep { color: var(--border); }
.blog-post-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 400;
  line-height: 1.35; margin-bottom: 8px;
  color: var(--text-1);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.blog-post-card p.excerpt {
  font-size: 0.875rem; color: var(--text-2);
  line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
  flex: 1;
}
.blog-post-card-footer {
  display: flex; align-items: center; gap: 12px;
  margin-top: 16px; padding-top: 12px;
  border-top: 1px solid var(--border-light);
  font-size: 0.78rem; color: var(--text-3);
}
.blog-post-card-footer i { font-size: 0.7rem; }
.read-more-arrow {
  margin-left: auto; color: var(--primary); font-weight: 600; font-size: 0.8rem;
}

/* Feature card (first card in feature grid) */
.blog-post-card--feature .blog-post-thumb { height: 100%; min-height: 260px; }
.blog-post-card--feature h3 { font-size: 1.4rem; -webkit-line-clamp: 3; }
.blog-post-card--feature p.excerpt { -webkit-line-clamp: 4; }

/* ── Article Page ─────────────────────────────────────────── */
.reading-bar-wrap {
  position: fixed; top: 64px; left: 0; right: 0;
  height: 3px; z-index: 999; background: var(--border-light);
}
#reading-bar {
  height: 100%; width: 0;
  background: var(--primary);
  transition: width 0.1s linear;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  max-width: var(--container); margin: 0 auto;
  padding: 40px 24px 64px;
  align-items: start;
}

.article-hero-img {
  width: 100%; max-height: 460px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
  box-shadow: var(--shadow-md);
}
.article-no-img-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  margin-bottom: 32px;
  color: #fff;
}
.article-no-img-header .article-cat-badge { background: rgba(255,255,255,0.2); color: #fff; }
.article-no-img-header .article-title { color: #fff; }
.article-no-img-header .article-meta-row { color: rgba(255,255,255,0.8); }

.article-cat-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px;
  background: var(--primary-light); color: var(--primary);
  border-radius: 20px; font-size: 0.78rem; font-weight: 700;
  text-decoration: none; margin-bottom: 16px;
  letter-spacing: 0.03em; text-transform: uppercase;
}
.article-cat-badge:hover { background: var(--primary); color: #fff; }

.article-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.6rem);
  font-weight: 400; line-height: 1.2;
  color: var(--text-1); margin-bottom: 16px;
}

.article-meta-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 16px;
  font-size: 0.85rem; color: var(--text-3); margin-bottom: 28px;
}
.article-meta-row strong { color: var(--text-2); }
.article-meta-row a { color: var(--text-3); }
.article-meta-row a:hover { color: var(--primary); }

/* Article content typography */
.article-content {
  font-size: 1.05rem; line-height: 1.8;
  color: var(--text-1);
}
.article-content h2 {
  font-family: var(--font-display);
  font-size: 1.65rem; font-weight: 400;
  color: var(--text-1); margin: 2.5rem 0 1rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-light);
}
.article-content h2:first-child { border-top: none; margin-top: 0; padding-top: 0; }
.article-content h3 { font-size: 1.2rem; font-weight: 700; color: var(--text-1); margin: 2rem 0 0.75rem; }
.article-content h4 { font-size: 1rem; font-weight: 700; color: var(--text-1); margin: 1.5rem 0 0.5rem; }
.article-content p { margin-bottom: 1.25rem; }
.article-content ul, .article-content ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.article-content li { margin-bottom: 0.4rem; }
.article-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--primary-dark); }
.article-content strong { font-weight: 700; color: var(--text-1); }
.article-content blockquote {
  margin: 1.5rem 0; padding: 1rem 1.5rem;
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic; color: var(--text-2);
}
.article-content code {
  background: var(--bg-off); color: var(--primary-dark);
  padding: 2px 6px; border-radius: 4px;
  font-family: 'Fira Code', monospace; font-size: 0.87em;
}
.article-content pre {
  background: var(--text-1); color: #e2e8f0;
  padding: 1.25rem 1.5rem; border-radius: var(--radius-md);
  overflow-x: auto; margin-bottom: 1.25rem;
}
.article-content pre code { background: none; color: inherit; padding: 0; }
.article-content table {
  width: 100%; border-collapse: collapse; margin-bottom: 1.25rem; font-size: 0.9rem;
}
.article-content th, .article-content td {
  padding: 10px 14px; border: 1px solid var(--border); text-align: left;
}
.article-content th { background: var(--bg-off); font-weight: 700; }
.article-content img { border-radius: var(--radius-md); margin: 1rem 0; }

/* ToC */
.article-toc {
  background: var(--bg-off); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px 24px;
  margin-bottom: 32px;
}
.article-toc h4 {
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-3); margin-bottom: 12px;
}
.article-toc ol { padding-left: 1.2rem; display: flex; flex-direction: column; gap: 4px; }
.article-toc li a { font-size: 0.9rem; color: var(--text-2); text-decoration: none; }
.article-toc li a:hover { color: var(--primary); }

/* Tags */
.article-tags {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 32px; padding-top: 24px;
  border-top: 1px solid var(--border);
}
.article-tag {
  padding: 4px 12px;
  background: var(--bg-off); color: var(--text-2);
  border-radius: 20px; font-size: 0.8rem;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: all var(--transition);
}
.article-tag:hover { background: var(--primary-light); color: var(--primary); border-color: var(--primary); }

/* FAQ Section */
.article-faq { margin-top: 40px; }
.article-faq h2 {
  font-family: var(--font-display);
  font-size: 1.65rem; font-weight: 400;
  margin-bottom: 20px; color: var(--text-1);
}
.blog-faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 8px; overflow: hidden;
}
.blog-faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  font-weight: 600; font-size: 0.95rem; cursor: pointer;
  background: var(--bg-card); gap: 12px;
  transition: background var(--transition);
  user-select: none;
}
.blog-faq-q:hover { background: var(--primary-light); }
.blog-faq-item.open .blog-faq-q { background: var(--primary-light); color: var(--primary); }
.blog-faq-q i {
  flex-shrink: 0; color: var(--text-3); font-size: 0.8rem;
  transition: transform var(--transition);
}
.blog-faq-item.open .blog-faq-q i { transform: rotate(180deg); color: var(--primary); }
.blog-faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height 0.35s ease, padding var(--transition);
  font-size: 0.95rem; color: var(--text-2);
  padding: 0 20px;
}
.blog-faq-item.open .blog-faq-a { max-height: 600px; padding: 16px 20px; }

/* Article Sidebar */
.article-sidebar { display: flex; flex-direction: column; gap: 24px; }

.sidebar-widget {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.sidebar-widget-header {
  padding: 16px 20px 0;
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-3);
  margin-bottom: 12px;
}
.sidebar-widget-body { padding: 0 20px 20px; }

.sidebar-related-post {
  display: flex; gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
  text-decoration: none; color: var(--text-1);
  transition: color var(--transition);
}
.sidebar-related-post:last-child { border-bottom: none; }
.sidebar-related-post:hover { color: var(--primary); }
.sidebar-related-thumb {
  width: 64px; height: 64px;
  border-radius: var(--radius-sm); overflow: hidden;
  flex-shrink: 0; background: var(--bg-off);
}
.sidebar-related-thumb img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-related-no-img {
  width: 64px; height: 64px; flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
}
.sidebar-related-title { font-size: 0.85rem; font-weight: 600; line-height: 1.3; margin-bottom: 4px; }
.sidebar-related-date { font-size: 0.75rem; color: var(--text-3); }

/* CTA Widget */
.sidebar-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border: none;
}
.sidebar-cta .sidebar-cta-inner { padding: 24px; }
.sidebar-cta h4 { font-family: var(--font-display); font-size: 1.2rem; color: #fff; margin-bottom: 8px; }
.sidebar-cta p { font-size: 0.875rem; color: rgba(255,255,255,0.85); margin-bottom: 16px; }
.sidebar-cta-btn {
  display: block; text-align: center;
  background: #fff; color: var(--primary);
  padding: 10px 18px; border-radius: var(--radius-md);
  font-weight: 700; font-size: 0.875rem;
  transition: transform var(--transition);
}
.sidebar-cta-btn:hover { transform: translateY(-1px); color: var(--primary-dark); }

/* ── Category / Search Pages ──────────────────────────────── */
.blog-page-header {
  background: var(--bg-off);
  border-bottom: 1px solid var(--border);
  padding: 40px 24px;
}
.blog-page-header-inner {
  max-width: var(--container); margin: 0 auto;
}
.blog-page-header h1 {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 400; margin-top: 12px;
  color: var(--text-1);
}
.blog-page-header p { color: var(--text-2); margin-top: 8px; }

.blog-page-content {
  max-width: var(--container); margin: 0 auto;
  padding: 40px 24px 64px;
}

/* ── Breadcrumb ───────────────────────────────────────────── */
.blog-breadcrumb { margin-bottom: 8px; }
.blog-breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; padding: 0; }
.blog-breadcrumb li { font-size: 0.8rem; color: var(--text-3); }
.blog-breadcrumb a { color: var(--text-3); }
.blog-breadcrumb a:hover { color: var(--primary); }

/* ── Pagination ───────────────────────────────────────────── */
.blog-pager { margin-top: 48px; }
.blog-pager-inner { display: flex; align-items: center; justify-content: center; gap: 12px; }
.pager-btn {
  padding: 10px 22px; border-radius: var(--radius-md);
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-1); font-weight: 600; font-size: 0.9rem;
  transition: all var(--transition);
}
.pager-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.pager-btn--disabled { color: var(--text-3); cursor: not-allowed; }
.pager-btn--disabled:hover { background: var(--bg-card); color: var(--text-3); border-color: var(--border); }
.pager-info { font-size: 0.875rem; color: var(--text-3); padding: 0 8px; }

/* ── Related Posts Row ────────────────────────────────────── */
.related-posts-section {
  max-width: var(--container); margin: 0 auto;
  padding: 0 24px 64px;
}
.related-posts-section h3 {
  font-family: var(--font-display);
  font-size: 1.4rem; font-weight: 400;
  margin-bottom: 20px; color: var(--text-1);
}
.related-posts-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}

/* ── Search ───────────────────────────────────────────────── */
.search-bar-wrap {
  background: var(--bg-off); border-bottom: 1px solid var(--border);
  padding: 20px 24px;
}
.search-bar-inner { max-width: var(--container); margin: 0 auto; }
.search-form {
  display: flex; gap: 0;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: var(--shadow-sm);
  max-width: 600px;
}
.search-form input {
  flex: 1; min-width: 0; padding: 12px 16px;
  border: none; outline: none; font-size: 0.95rem; font-family: var(--font-body);
}
.search-form button {
  padding: 12px 20px; background: var(--primary); color: #fff;
  border: none; cursor: pointer; font-size: 0.9rem; font-weight: 600;
  font-family: var(--font-body); transition: background var(--transition);
}
.search-form button:hover { background: var(--primary-dark); }

/* ── 404 Page ─────────────────────────────────────────────── */
.blog-404 {
  text-align: center; padding: 100px 24px;
  max-width: 560px; margin: 0 auto;
}
.blog-404-code {
  font-family: var(--font-display); font-size: 8rem; font-weight: 400;
  color: var(--primary); line-height: 1; margin-bottom: 16px;
}
.blog-404 h2 { font-size: 1.5rem; margin-bottom: 12px; }
.blog-404 p { color: var(--text-2); margin-bottom: 24px; }

/* ── Site Footer ──────────────────────────────────────────── */
.site-footer {
  background: #0f172a; color: rgba(255,255,255,0.7);
  padding: 56px 24px 0;
}
.footer-inner {
  max-width: var(--container); margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; padding-bottom: 48px;
}
.footer-brand .footer-logo {
  display: flex; align-items: center; gap: 8px;
  text-decoration: none; margin-bottom: 14px;
}
.footer-brand .logo-text { color: #fff; }
.footer-brand p { font-size: 0.875rem; line-height: 1.6; max-width: 280px; color: rgba(255,255,255,0.6); }
.footer-social {
  display: flex; gap: 10px; margin-top: 16px;
}
.footer-social a {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.7);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; transition: background var(--transition), color var(--transition);
}
.footer-social a:hover { background: var(--primary); color: #fff; }

.footer-col h4 {
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: #fff; margin-bottom: 16px;
}
.footer-col a {
  display: block; font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 8px; transition: color var(--transition);
}
.footer-col a:hover { color: var(--primary); }

.footer-bottom {
  max-width: var(--container); margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.8rem;
}
.footer-bottom a { color: rgba(255,255,255,0.5); margin: 0 4px; }
.footer-bottom a:hover { color: var(--primary); }

/* ── Admin Panel ──────────────────────────────────────────── */
.admin-layout {
  max-width: 1100px; margin: 0 auto;
  padding: 24px;
  min-height: 100vh;
}
.admin-topbar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px; gap: 16px; flex-wrap: wrap;
}
.admin-topbar h1 { font-size: 1.4rem; font-weight: 700; color: var(--text-1); }
.admin-topbar-actions { display: flex; gap: 10px; }

.admin-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
  box-shadow: var(--shadow-sm); margin-bottom: 20px;
}

.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border-light); font-size: 0.9rem; }
.admin-table th { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-3); background: var(--bg-off); }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: var(--primary-light); }
.admin-table .post-title-cell strong { display: block; font-weight: 600; color: var(--text-1); }
.admin-table .post-title-cell span { font-size: 0.78rem; color: var(--text-3); font-family: monospace; }
.admin-table-actions { display: flex; gap: 6px; justify-content: flex-end; }

.admin-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: var(--radius-sm);
  font-size: 0.8rem; font-weight: 600; cursor: pointer;
  text-decoration: none; transition: all var(--transition);
  border: 1px solid transparent; font-family: inherit;
}
.admin-btn--primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.admin-btn--primary:hover { background: var(--primary-dark); color: #fff; }
.admin-btn--ghost { background: transparent; color: var(--text-2); border-color: var(--border); }
.admin-btn--ghost:hover { background: var(--bg-off); color: var(--text-1); }
.admin-btn--danger { background: transparent; color: var(--danger); border-color: #fca5a5; }
.admin-btn--danger:hover { background: #fef2f2; }
.admin-btn--lg { padding: 10px 22px; font-size: 0.9rem; }

.admin-form { display: flex; flex-direction: column; gap: 20px; }
.admin-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.admin-form-group { display: flex; flex-direction: column; gap: 6px; }
.admin-form-group label { font-size: 0.85rem; font-weight: 600; color: var(--text-1); }
.admin-form-group small { font-size: 0.78rem; color: var(--text-3); }
.admin-form-group input[type=text],
.admin-form-group input[type=date],
.admin-form-group input[type=url],
.admin-form-group input[type=password],
.admin-form-group select,
.admin-form-group textarea {
  padding: 10px 14px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-size: 0.9rem; font-family: inherit;
  color: var(--text-1); background: var(--bg-card);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.admin-form-group input:focus, .admin-form-group select:focus, .admin-form-group textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,165,116,0.1);
}
.admin-form-group textarea { resize: vertical; min-height: 100px; }
.admin-editor-textarea { min-height: 380px !important; font-family: monospace !important; font-size: 0.85rem !important; }

.admin-alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 0.9rem; }
.admin-alert--error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.admin-alert--success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }

.admin-stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.admin-stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px; }
.admin-stat-val { font-size: 1.8rem; font-weight: 800; color: var(--primary); line-height: 1; }
.admin-stat-lab { font-size: 0.8rem; color: var(--text-3); margin-top: 4px; }

.admin-header-bar {
  background: var(--bg-card); border-bottom: 1px solid var(--border);
  padding: 12px 24px;
  display: flex; align-items: center; gap: 12px;
  position: sticky; top: 0; z-index: 100;
}
.admin-logo { font-weight: 700; font-size: 1rem; color: var(--primary); display: flex; align-items: center; gap: 6px; }
.admin-breadcrumb { font-size: 0.85rem; color: var(--text-3); }
.admin-breadcrumb a { color: var(--primary); }

/* ── Responsive ───────────────────────────────────────────── */
/* ── SEO content section responsive ────────────────────────── */
.blog-seo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.blog-seo-topics { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
@media (max-width: 900px) {
  .blog-seo-grid { grid-template-columns: 1fr; gap: 32px; }
  .blog-seo-topics { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 600px) {
  .blog-seo-topics { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════
   RESPONSIVE — Mobile-first breakpoints
   ═══════════════════════════════════════ */

/* ── Tablet (≤1100px): show hamburger, hide desktop nav ── */
@media (max-width: 1100px) {
  .header-nav  { display: none; }
  .header-cta  { display: none; }
  .hamburger   { display: flex; }

  .blog-cats-grid        { grid-template-columns: repeat(3, 1fr); }
  .blog-post-grid        { grid-template-columns: repeat(2, 1fr); }
  .blog-post-grid.blog-post-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .article-layout        { grid-template-columns: 1fr; }
  .article-sidebar       { display: none; }
  .footer-inner          { grid-template-columns: 1fr 1fr; }
  .related-posts-grid    { grid-template-columns: repeat(2, 1fr); }
  .admin-stats-row       { grid-template-columns: repeat(2, 1fr); }
}

/* Always hide mobile nav on desktop */
@media (min-width: 1101px) {
  .mobile-nav  { display: none !important; }
  .hamburger   { display: none !important; }
}

/* ── Mobile (≤768px) ── */
@media (max-width: 768px) {
  /* Header: keep logo + hamburger, reduce gap */
  .header-inner { gap: 0; padding: 0 16px; }
  .header-inner .header-logo { margin-right: auto; }
  .logo-text    { font-size: 1.05rem; }

  /* Hero */
  .blog-hero         { padding: 48px 16px 40px; }
  .blog-hero-inner   { grid-template-columns: 1fr; gap: 24px; }
  .blog-hero h1      { font-size: 1.75rem; }
  .blog-hero p       { font-size: 0.95rem; }
  .blog-hero-search  { max-width: 100%; }
  .blog-hero-search input  { font-size: 0.9rem; }
  .blog-hero-stats   { flex-direction: row; flex-wrap: wrap; gap: 8px; justify-content: flex-start; }
  .hero-stat         { flex: 1; min-width: 90px; padding: 10px 12px; }
  .hero-stat-val     { font-size: 1.2rem; }

  /* Categories */
  .blog-cats-grid    { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .blog-cat-card     { padding: 14px 12px; }

  /* Post grids */
  .blog-post-grid    { grid-template-columns: 1fr; }
  .blog-post-grid.blog-post-grid--feature { grid-template-columns: 1fr; }
  .blog-post-grid.blog-post-grid--feature .blog-post-card:first-child { grid-column: 1; grid-row: auto; }
  .blog-post-thumb   { height: 180px; }

  /* SEO content section two-column → single */
  [style*="grid-template-columns: 1fr 1fr"],
  [style*="grid-template-columns:1fr 1fr"] { display: block !important; }

  /* Article */
  .article-layout    { padding: 24px 16px 48px; }
  .article-title     { font-size: 1.5rem; }

  /* Page header */
  .blog-page-header  { padding: 28px 16px; }
  .blog-page-header h1 { font-size: 1.4rem; }

  /* Pagination */
  .blog-pager-inner  { gap: 8px; }
  .pager-btn         { padding: 8px 14px; font-size: 0.82rem; }

  /* Footer */
  .footer-inner      { grid-template-columns: 1fr; gap: 28px; padding: 40px 16px 32px; }
  .footer-bottom     { flex-direction: column; gap: 8px; text-align: center; padding: 16px 16px; }

  /* Related posts */
  .related-posts-section { padding: 0 16px 48px; }
  .related-posts-grid { grid-template-columns: 1fr; }

  /* Admin */
  .admin-layout      { padding: 16px; }
  .admin-form-row    { grid-template-columns: 1fr; }
  .admin-stats-row   { grid-template-columns: repeat(2, 1fr); }
  .admin-table-actions { flex-wrap: wrap; }

  /* Blog container padding */
  .blog-container    { padding: 0 16px; }
  .blog-posts-section { padding: 32px 0; }
  .blog-cats-section { padding: 32px 0 0; }
}

/* ── Small phones (≤480px) ── */
@media (max-width: 480px) {
  .header-inner  { padding: 0 12px; }
  .logo-icon     { width: 30px; height: 30px; font-size: 13px; }
  .logo-text     { font-size: 1rem; }

  .blog-hero     { padding: 36px 12px 32px; }
  .blog-hero h1  { font-size: 1.45rem; }
  .blog-hero-search button { padding: 12px 14px; font-size: 0.82rem; }
  .blog-hero-stats { display: none; } /* too cramped on tiny phones */

  .blog-cats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .blog-cat-card  { padding: 12px 10px; }
  .blog-cat-icon  { width: 32px; height: 32px; font-size: 0.85rem; }
  .blog-cat-name  { font-size: 0.8rem; }
  .blog-cat-desc  { display: none; }

  .blog-post-thumb { height: 160px; }
  .blog-post-body  { padding: 16px; }
  .blog-post-card h3 { font-size: 1rem; }

  .article-title   { font-size: 1.3rem; }

  .admin-stats-row { grid-template-columns: 1fr 1fr; }
  .related-posts-grid { grid-template-columns: 1fr; }

  .blog-pager-info { display: none; }

  .footer-inner  { padding: 32px 12px 24px; }
}