/* B2BPaper Academy Ghost Theme */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue-deep:   #004A7C;
  --blue-mid:    #0071B3;
  --blue-bright: #0099CC;
  --cyan:        #2BB8E0;
  --white:       #FFFFFF;
  --off:         #F4F6F9;
  --light-gray:  #EBEBEB;
  --text-dark:   #1A1A2E;
  --text-body:   #444455;
  --text-muted:  #7A7A8C;
  --border:      #D0D6E0;
  --green:       #1B9E5A;
  --green-deep:  #157A47;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Roboto', system-ui, sans-serif;
  font-size: 16px;
  color: var(--text-dark);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

/* NAV */
nav.site-nav {
  background: var(--white);
  border-bottom: 1px solid var(--light-gray);
  position: fixed; top: 0; width: 100%; z-index: 200;
  box-shadow: 0 2px 12px rgba(0,0,0,0.07);
}
.nav-inner {
  max-width: 1240px; margin: 0 auto;
  display: flex; align-items: center;
  padding: 0 32px; height: 68px; gap: 32px;
}
.logo {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.6rem; font-weight: 700;
  color: var(--blue-deep); text-decoration: none;
  letter-spacing: -0.01em; flex-shrink: 0;
}
.logo span { color: var(--blue-bright); }
.nav-links {
  display: flex; gap: 28px; list-style: none; flex: 1;
}
.nav-links a {
  color: var(--text-body); text-decoration: none;
  font-size: 0.9rem; font-weight: 500;
  transition: color 0.15s;
}
.nav-links a:hover, .nav-links a.active { color: var(--blue-mid); }
.nav-utils {
  display: flex; gap: 24px; align-items: center;
}
.nav-icon-btn {
  display: flex; flex-direction: column;
  align-items: center; gap: 3px;
  color: var(--text-muted); text-decoration: none;
  font-size: 0.65rem; letter-spacing: 0.04em;
  text-transform: uppercase; font-weight: 500;
  transition: color 0.15s;
}
.nav-icon-btn svg { width: 22px; height: 22px; }
.nav-icon-btn:hover { color: var(--blue-mid); }
.nav-cta-btn {
  background: var(--blue-mid); color: var(--white);
  padding: 10px 24px; border-radius: 5px;
  font-weight: 700; font-size: 0.9rem;
  text-decoration: none; transition: background 0.15s;
  white-space: nowrap;
}
.nav-cta-btn:hover { background: var(--blue-deep); }

/* FOOTER */
footer {
  background: var(--blue-deep); color: var(--white);
  padding: 64px 32px 32px;
}
.footer-inner { max-width: 1240px; margin: 0 auto; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 56px;
}
.footer-brand .logo-f {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 1.4rem; font-weight: 700; color: var(--white);
  margin-bottom: 12px;
}
.footer-brand .logo-f span { color: var(--cyan); }
.footer-brand p {
  font-size: 0.875rem; color: rgba(255,255,255,0.45);
  line-height: 1.7; max-width: 280px;
}
.footer-col h4 {
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: rgba(255,255,255,0.45); margin-bottom: 20px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a {
  color: rgba(255,255,255,0.65); text-decoration: none;
  font-size: 0.875rem; transition: color 0.15s;
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 28px;
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.35); }
.footer-badges { display: flex; gap: 12px; }
.fbadge {
  font-size: 0.75rem; color: rgba(255,255,255,0.4);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 4px 12px; border-radius: 3px;
}

/* ACADEMY HERO */
.academy-hero {
  background: linear-gradient(120deg, var(--blue-deep) 0%, var(--blue-mid) 45%, var(--cyan) 100%);
  padding: 110px 32px 48px;
  text-align: center;
}
.academy-hero-inner { max-width: 800px; margin: 0 auto; }
.academy-hero h1 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700; color: var(--white);
  line-height: 1.2; margin-bottom: 14px;
}
.academy-hero p {
  font-size: 1.05rem; color: rgba(255,255,255,0.7);
  line-height: 1.65; font-weight: 300;
}

/* BREADCRUMB */
.breadcrumb {
  max-width: 800px; margin: 0 auto;
  padding: 20px 32px 0;
  font-size: 0.8rem; color: var(--text-muted);
}
.breadcrumb a { color: var(--blue-mid); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 6px; }

/* AUDIENCE FILTER */
.academy-list {
  max-width: 1240px; margin: 0 auto;
  padding: 48px 32px 80px;
}
.audience-filter {
  display: flex; gap: 12px; margin-bottom: 40px; flex-wrap: wrap;
}
.filter-btn {
  padding: 8px 20px; border-radius: 5px;
  font-size: 0.85rem; font-weight: 500;
  text-decoration: none; transition: all 0.15s;
  border: 1px solid var(--border);
  color: var(--text-body); background: var(--white);
}
.filter-btn:hover { border-color: var(--blue-mid); color: var(--blue-mid); }
.filter-btn.active {
  background: var(--blue-mid); color: var(--white);
  border-color: var(--blue-mid);
}

/* ARTICLE GRID */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}
.article-card {
  border: 1px solid var(--light-gray);
  border-radius: 8px; padding: 28px;
  transition: box-shadow 0.2s, transform 0.2s;
  background: var(--white);
}
.article-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.article-card-meta {
  display: flex; gap: 10px; align-items: center;
  margin-bottom: 14px; flex-wrap: wrap;
}
.article-card-cat {
  font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--blue-mid);
}
.article-card-audience {
  font-size: 0.65rem; font-weight: 600;
  padding: 2px 8px; border-radius: 3px;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.audience-mills { background: rgba(0,113,179,0.1); color: var(--blue-mid); }
.audience-buyers { background: rgba(27,158,90,0.1); color: var(--green); }
.audience-both { background: rgba(68,68,85,0.08); color: var(--text-body); }
.pillar-badge {
  font-size: 0.65rem; font-weight: 700;
  padding: 2px 8px; border-radius: 3px;
  background: rgba(0,74,124,0.08); color: var(--blue-deep);
  text-transform: uppercase; letter-spacing: 0.04em;
}
.article-card h2 {
  font-size: 1.15rem; font-weight: 700;
  line-height: 1.35; margin-bottom: 10px;
}
.article-card h2 a { color: var(--text-dark); text-decoration: none; }
.article-card h2 a:hover { color: var(--blue-mid); }
.article-card p {
  font-size: 0.875rem; color: var(--text-body);
  line-height: 1.65; margin-bottom: 14px;
}
.article-card-footer {
  display: flex; justify-content: space-between;
  align-items: center;
  font-size: 0.78rem; color: var(--text-muted);
}

/* SINGLE ARTICLE */
.article-wrapper {
  max-width: 800px; margin: 0 auto;
  padding: 32px 32px 80px;
}
.article-header { margin-bottom: 40px; padding-top: 88px; }
.article-header-meta {
  display: flex; gap: 12px; align-items: center;
  margin-bottom: 16px; flex-wrap: wrap;
}
.article-header h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700; line-height: 1.25;
  color: var(--text-dark); margin-bottom: 16px;
}
.article-header-desc {
  font-size: 1.1rem; color: var(--text-body);
  line-height: 1.65; font-weight: 300;
}
.article-header-info {
  display: flex; gap: 20px; align-items: center;
  margin-top: 20px; padding-top: 20px;
  border-top: 1px solid var(--light-gray);
  font-size: 0.8rem; color: var(--text-muted);
}

/* ARTICLE BODY */
.article-body h2 {
  font-size: 1.5rem; font-weight: 700;
  color: var(--text-dark); margin: 48px 0 18px; line-height: 1.3;
}
.article-body h3 {
  font-size: 1.15rem; font-weight: 700;
  color: var(--text-dark); margin: 32px 0 12px;
}
.article-body p {
  font-size: 1rem; color: var(--text-body);
  line-height: 1.8; margin-bottom: 18px;
}
.article-body ul, .article-body ol {
  margin: 0 0 18px 24px;
  color: var(--text-body); line-height: 1.8;
}
.article-body li { margin-bottom: 6px; }
.article-body blockquote {
  border-left: 3px solid var(--blue-mid);
  padding: 16px 24px; margin: 24px 0;
  background: var(--off); border-radius: 0 6px 6px 0;
  font-style: italic; color: var(--text-body);
}
.article-body table {
  width: 100%; border-collapse: collapse; margin: 24px 0;
}
.article-body th, .article-body td {
  padding: 12px 16px; text-align: left;
  border-bottom: 1px solid var(--light-gray); font-size: 0.9rem;
}
.article-body th {
  font-weight: 700; color: var(--text-dark); background: var(--off);
}
.article-body strong { color: var(--text-dark); }
.article-body a {
  color: var(--blue-mid); text-decoration: none;
  border-bottom: 1px solid transparent; transition: border-color 0.15s;
}
.article-body a:hover { border-bottom-color: var(--blue-mid); }
.article-body img {
  max-width: 100%; height: auto;
  border-radius: 6px; margin: 24px 0;
}
.article-body code {
  font-size: 0.88em; background: var(--off);
  padding: 2px 6px; border-radius: 3px; color: var(--blue-deep);
}
.article-body pre {
  background: var(--text-dark); color: var(--off);
  padding: 20px 24px; border-radius: 6px;
  overflow-x: auto; margin: 24px 0;
}
.article-body pre code { background: none; padding: 0; color: inherit; }
.article-body figure { margin: 24px 0; }
.article-body figcaption {
  font-size: 0.85rem; color: var(--text-muted);
  text-align: center; margin-top: 8px;
}

/* Ghost content card styles */
.kg-card { margin: 24px 0; }
.kg-image-card img { max-width: 100%; border-radius: 6px; }
.kg-bookmark-card {
  border: 1px solid var(--light-gray); border-radius: 6px;
  overflow: hidden;
}
.kg-bookmark-container {
  display: flex; text-decoration: none; color: var(--text-body);
}
.kg-bookmark-content { padding: 16px; flex: 1; }
.kg-bookmark-title { font-weight: 700; color: var(--text-dark); margin-bottom: 4px; }
.kg-bookmark-description { font-size: 0.85rem; color: var(--text-muted); }

/* CTA BOXES */
.cta-box {
  border: 2px solid var(--light-gray);
  border-radius: 8px; padding: 28px 32px;
  margin: 40px 0; background: var(--off);
}
.cta-box h3 {
  font-size: 1.1rem; font-weight: 700;
  color: var(--text-dark); margin: 0 0 10px;
}
.cta-box p {
  font-size: 0.9rem; color: var(--text-body);
  line-height: 1.65; margin-bottom: 16px;
}
.cta-box .cta-btn {
  display: inline-block;
  background: var(--blue-mid); color: var(--white);
  padding: 12px 28px; border-radius: 5px;
  font-weight: 700; font-size: 0.9rem;
  text-decoration: none; transition: background 0.15s;
}
.cta-box .cta-btn:hover { background: var(--blue-deep); }
.cta-box.cta-mill { border-color: var(--blue-mid); }
.cta-box.cta-buyer { border-color: var(--green); }
.cta-box.cta-buyer .cta-btn { background: var(--green); }
.cta-box.cta-buyer .cta-btn:hover { background: var(--green-deep); }

/* RELATED ARTICLES */
.related-articles {
  margin-top: 60px; padding-top: 40px;
  border-top: 1px solid var(--light-gray);
}
.related-articles h2 {
  font-size: 1.3rem; font-weight: 700;
  margin-bottom: 24px; color: var(--text-dark);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.related-card {
  border: 1px solid var(--light-gray);
  border-radius: 6px; padding: 20px;
  transition: box-shadow 0.2s;
}
.related-card:hover { box-shadow: 0 2px 12px rgba(0,0,0,0.06); }
.related-card h3 { font-size: 0.95rem; font-weight: 600; line-height: 1.35; margin: 0; }
.related-card h3 a { color: var(--text-dark); text-decoration: none; }
.related-card h3 a:hover { color: var(--blue-mid); }
.related-card-meta { font-size: 0.75rem; color: var(--text-muted); margin-top: 8px; }

/* PAGINATION */
nav.pagination {
  display: flex; justify-content: center;
  gap: 16px; margin-top: 48px;
  font-size: 0.9rem;
  position: static; border: none; box-shadow: none;
  background: transparent; z-index: auto;
}
nav.pagination .page-number {
  color: var(--text-muted); font-size: 0.85rem;
}
nav.pagination a {
  color: var(--blue-mid); text-decoration: none;
  padding: 8px 20px; border: 1px solid var(--border);
  border-radius: 5px; transition: all 0.15s;
}
nav.pagination a:hover {
  background: var(--blue-mid); color: var(--white);
  border-color: var(--blue-mid);
}
/* Hide "Page 1 of 1" when only 1 page */
nav.pagination:not(:has(a)) {
  display: none;
}

/* RESPONSIVE */
@media (max-width: 960px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .article-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  nav { padding: 0; }
  .nav-inner { padding: 0 20px; }
  .academy-hero { padding: 88px 16px 36px; }
  .academy-hero h1 { font-size: 1.6rem; }
  .academy-list { padding: 32px 20px 60px; }
  .article-wrapper { padding: 20px 20px 60px; }
  .article-header { padding-top: 80px; }
  .article-header h1 { font-size: 1.5rem; }
  .article-body h2 { font-size: 1.25rem; margin-top: 36px; }
  .footer-top { grid-template-columns: 1fr; }
  .cta-box { padding: 20px; }
  .related-grid { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: 1fr; }
}