/* ─── ESA plus Blog Article Styles ───────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --black: #0a0a0a; --dark: #1a1a1a; --mid: #3a3a3a;
  --light: #DECDBB; --cream: #F5EDE7; --accent: #8b7355;
  --accent-light: #c4a882; --white: #ffffff;
  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-sans: 'DM Sans', system-ui, sans-serif;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
body { font-family: var(--font-sans); background: var(--cream); color: var(--dark); font-size: 16px; line-height: 1.75; }

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; display: flex; align-items: center; justify-content: space-between; padding: 0 60px; height: 80px; background: rgba(250,248,244,0.97); backdrop-filter: blur(12px); box-shadow: 0 1px 0 rgba(0,0,0,0.08); }
.nav-logo img { height: 44px; width: auto; object-fit: contain; filter: none; }
.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a { font-size: 12px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dark); text-decoration: none; position: relative; padding-bottom: 4px; transition: color var(--transition); }
.nav-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1px; background: var(--accent); transition: width var(--transition); }
.nav-links a:hover, .nav-links a.active { color: var(--accent); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.nav-hamburger span { width: 24px; height: 1.5px; background: var(--dark); display: block; }
.mobile-nav { position: fixed; inset: 0; background: var(--cream); z-index: 999; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 36px; transform: translateX(100%); transition: transform 0.5s cubic-bezier(0.76,0,0.24,1); }
.mobile-nav.open { transform: translateX(0); }
.mobile-nav a { font-family: var(--font-serif); font-size: 36px; font-weight: 300; color: var(--dark); text-decoration: none; }

/* ARTICLE HERO */
.article-hero { position: relative; min-height: 520px; display: flex; align-items: flex-end; background-size: cover; background-position: center; }
.article-hero-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,10,10,0.82) 0%, rgba(10,10,10,0.3) 55%, transparent 100%); }
.article-hero-content { position: relative; z-index: 2; padding: 0 60px 60px; max-width: 900px; }
.breadcrumb-inline { font-size: 12px; color: rgba(255,255,255,0.5); margin-bottom: 16px; }
.breadcrumb-inline a { color: rgba(255,255,255,0.65); text-decoration: none; transition: color var(--transition); }
.breadcrumb-inline a:hover { color: var(--accent-light); }
.article-tags { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.article-tag { font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent-light); padding: 5px 12px; border: 1px solid rgba(196,168,130,0.4); }
.article-hero h1 { font-family: var(--font-serif); font-size: clamp(34px, 4.5vw, 60px); font-weight: 300; color: var(--white); line-height: 1.12; margin-bottom: 24px; }
.article-meta { display: flex; align-items: center; gap: 14px; }
.author-avatar { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; object-position: top center; border: 2px solid rgba(255,255,255,0.3); flex-shrink: 0; }
.author-name { display: block; font-size: 14px; font-weight: 500; color: var(--white); }
.article-meta-info { display: block; font-size: 12px; color: rgba(255,255,255,0.5); margin-top: 2px; }

/* LAYOUT */
.article-layout { display: grid; grid-template-columns: 260px 1fr; gap: 0; max-width: 1200px; margin: 0 auto; padding: 60px 60px 100px; align-items: start; }

/* SIDEBAR */
.article-sidebar { position: sticky; top: 20px; padding-right: 48px; }
.toc { background: var(--white); padding: 28px; margin-bottom: 24px; }
.toc h3 { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.toc ol { list-style: none; display: flex; flex-direction: column; gap: 8px; padding-left: 0; }
.toc ol li { counter-increment: none; }
.toc a { font-size: 13px; color: var(--mid); text-decoration: none; line-height: 1.5; display: block; padding: 4px 0; border-left: 2px solid transparent; padding-left: 10px; transition: all var(--transition); }
.toc a:hover { color: var(--accent); border-left-color: var(--accent); }
.sidebar-cta { background: var(--dark); padding: 24px; }
.sidebar-cta p { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 14px; line-height: 1.5; }
.sidebar-cta a { display: block; padding: 12px; background: var(--accent); color: var(--white); text-align: center; font-size: 11px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; text-decoration: none; transition: background var(--transition); }
.sidebar-cta a:hover { background: var(--accent-light); }

/* ARTICLE BODY */
.article-body { max-width: 740px; }
.article-lead { font-size: 19px; font-weight: 300; color: var(--dark); line-height: 1.7; margin-bottom: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(0,0,0,0.08); }
.article-body h2 { font-family: var(--font-serif); font-size: 32px; font-weight: 300; color: var(--dark); margin: 48px 0 16px; line-height: 1.25; }
.article-body h3 { font-family: var(--font-sans); font-size: 14px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin: 28px 0 10px; }
.article-body p { font-size: 16px; color: var(--mid); line-height: 1.85; margin-bottom: 20px; }
.article-body ul, .article-body ol { margin: 0 0 24px 0; padding-left: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.article-body ul li, .article-body ol li { font-size: 15px; color: var(--mid); line-height: 1.7; padding-left: 20px; position: relative; }
.article-body ul li::before { content: '-'; position: absolute; left: 0; color: var(--accent); }
.article-body ol { counter-reset: item; }
.article-body ol li { counter-increment: item; }
.article-body ol li::before { content: counter(item) '.'; position: absolute; left: 0; color: var(--accent); font-weight: 500; font-size: 13px; }
.article-body strong { color: var(--dark); font-weight: 500; }
.article-body em { font-style: italic; }
.article-body a { color: var(--accent); }

/* FIGURE */
.article-figure { margin: 40px 0; }
.article-figure img { width: 100%; max-height: 480px; object-fit: cover; display: block; }
.article-figure figcaption { padding: 12px 0; font-size: 13px; color: var(--mid); font-style: italic; border-bottom: 1px solid rgba(0,0,0,0.07); }

/* BLOCKQUOTE */
blockquote { margin: 40px 0; padding: 28px 36px; border-left: 3px solid var(--accent); background: var(--light); }
blockquote p, blockquote { font-family: var(--font-serif); font-size: 22px; font-weight: 300; font-style: italic; color: var(--dark); line-height: 1.55; margin: 0 0 12px; }
blockquote cite { display: block; font-size: 13px; font-style: normal; color: var(--accent); font-family: var(--font-sans); letter-spacing: 0.05em; margin-top: 12px; }

/* COMPARISON TABLE */
.comparison-table { margin: 24px 0 32px; border: 1px solid rgba(0,0,0,0.08); overflow: hidden; }
.comparison-row { display: grid; grid-template-columns: 1fr auto; padding: 14px 20px; border-bottom: 1px solid rgba(0,0,0,0.06); font-size: 14px; }
.comparison-row:last-child { border-bottom: none; }
.comparison-row.header { background: var(--dark); color: var(--white); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }
.comparison-row:not(.header):nth-child(even) { background: var(--light); }
.comparison-row span:last-child { font-weight: 500; color: var(--accent); text-align: right; }
.comparison-row.header span:last-child { color: var(--accent-light); }

/* CTA BOX */
.article-cta-box { margin: 56px 0; padding: 40px 44px; background: var(--dark); }
.article-cta-box h3 { font-family: var(--font-serif); font-size: 26px; font-weight: 300; color: var(--white); margin-bottom: 10px; }
.article-cta-box p { font-size: 15px; color: rgba(255,255,255,0.55); line-height: 1.7; margin-bottom: 24px; }
.article-cta-btn,
.article-body .article-cta-btn { display: inline-block; padding: 14px 32px; background: var(--accent); color: var(--white); text-decoration: none; font-size: 11px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; transition: background var(--transition); }
.article-cta-btn:hover,
.article-body .article-cta-btn:hover { background: var(--accent-light); color: var(--white); }

/* AUTHOR BOX */
.article-author-box { margin: 48px 0; padding: 32px; background: var(--light); display: flex; gap: 24px; align-items: flex-start; }
.article-author-box img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; object-position: top center; flex-shrink: 0; }
.article-author-box strong { display: block; font-size: 17px; font-family: var(--font-serif); font-weight: 400; margin-bottom: 4px; }
.article-author-box span { display: block; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.article-author-box p { font-size: 14px; color: var(--mid); line-height: 1.7; margin: 0; }

/* RELATED */
.article-related { margin-top: 56px; padding-top: 40px; border-top: 1px solid rgba(0,0,0,0.08); }
.article-related h3 { font-family: var(--font-serif); font-size: 26px; font-weight: 300; margin-bottom: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.related-card { text-decoration: none; overflow: hidden; display: block; }
.related-card img { width: 100%; height: 160px; object-fit: cover; display: block; transition: transform 0.5s ease; }
.related-card:hover img { transform: scale(1.05); }
.related-card-body { background: var(--white); padding: 16px 18px 14px; }
.related-card span { display: block; font-size: 14px; font-family: var(--font-serif); color: var(--dark); line-height: 1.4; margin-bottom: 10px; }
.related-card-read { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); transition: gap 0.25s; }
.related-card:hover .related-card-read { gap: 10px; }

/* LEGAL MODALS */
.legal-modal { position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 24px; opacity: 0; pointer-events: none; transition: opacity 0.35s ease; }
.legal-modal.active { opacity: 1; pointer-events: all; }
.legal-modal-backdrop { position: absolute; inset: 0; background: rgba(10,10,10,0.7); }
.legal-modal-box { position: relative; z-index: 1; background: var(--white); width: 100%; max-width: 680px; max-height: 88vh; display: flex; flex-direction: column; transform: translateY(20px); transition: transform 0.35s ease; }
.legal-modal.active .legal-modal-box { transform: translateY(0); }
.legal-modal-close { position: absolute; top: 20px; right: 24px; background: none; border: none; font-size: 18px; cursor: pointer; color: var(--mid); line-height: 1; padding: 4px; }
.legal-modal-close:hover { color: var(--accent); }
.legal-modal-inner { padding: 52px 56px 56px; overflow-y: auto; }
.legal-modal-inner::-webkit-scrollbar { width: 3px; }
.legal-modal-inner::-webkit-scrollbar-thumb { background: var(--accent-light); }
.legal-label { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.legal-title { font-family: var(--font-serif); font-size: 36px; font-weight: 300; color: var(--dark); margin-bottom: 20px; }
.legal-divider { height: 1px; background: rgba(0,0,0,0.08); margin-bottom: 28px; }
.legal-modal-inner h3 { font-family: var(--font-sans); font-size: 11px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); margin: 24px 0 8px; }
.legal-modal-inner h3:first-of-type { margin-top: 0; }
.legal-modal-inner p { font-size: 14px; color: var(--mid); line-height: 1.8; margin-bottom: 8px; }
.legal-modal-inner a { color: var(--accent); }
.legal-contact-box { margin-top: 28px; padding: 20px 24px; background: var(--light); font-size: 13px; color: var(--mid); line-height: 1.8; }
.legal-contact-box a { color: var(--accent); text-decoration: none; }
@media (max-width: 600px) { .legal-modal-inner { padding: 32px 24px 40px; } }

/* FOOTER */
footer { background: #0a0a0a; color: rgba(255,255,255,0.45); padding: 60px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 60px; margin-bottom: 60px; }
.footer-logo img { height: 40px; width: auto; margin-bottom: 16px; filter: brightness(0) invert(1); opacity: 0.7; }
.footer-tagline { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.35); }
.footer-col h4 { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.6); margin-bottom: 20px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.4); text-decoration: none; transition: color 0.4s; }
.footer-col ul a:hover { color: #c4a882; }
.footer-col p { font-size: 14px; line-height: 1.75; color: rgba(255,255,255,0.4); }
.footer-bottom { padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.07); display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: rgba(255,255,255,0.3); }
.footer-bottom a { color: rgba(255,255,255,0.3); text-decoration: none; transition: color 0.4s; }
.footer-bottom a:hover { color: #c4a882; }
.footer-social { display: flex; gap: 14px; margin-top: 18px; }
.footer-social a { display: flex; align-items: center; color: rgba(255,255,255,0.35); transition: color 0.4s; }
.footer-social a:hover { color: #c4a882; }
.footer-social svg { width: 18px; height: 18px; fill: currentColor; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  nav { padding: 0 32px; }
  .article-hero-content { padding: 0 32px 50px; }
  .article-layout { grid-template-columns: 1fr; padding: 40px 32px 80px; }
  .article-sidebar { position: static; padding-right: 0; margin-bottom: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .article-hero-content { padding: 0 24px 40px; }
  .article-layout { padding: 32px 24px 60px; }
  .article-sidebar { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  blockquote { padding: 20px 24px; }
  .article-cta-box { padding: 28px; }
  .article-author-box { flex-direction: column; }
  footer { padding: 50px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}