/* =====================================================================
   TopStar MGMT — Blog stylesheet
   Brand tokens + base typography extracted from index.html (light theme,
   the site's permanent active theme). index.html is left untouched; this
   is a copy. Hot-pink accent #FF00A8, Cormorant Garamond display, DM Sans
   body. Shared by every generated /blog/<slug>/ post and the /blog/ archive.
   ===================================================================== */

/* ===================== THEME (flattened light tokens) ===================== */
:root {
  --hot-pink:    #FF00A8;
  --light-pink:  #FF69B4;
  --bg:          #FAFAFA;
  --bg-surface:  #F2F2F2;
  --bg-el:       #E8E8E8;
  --bg-card:     #FFFFFF;
  --text:        #0A0A0A;
  --text-2:      rgba(10,10,10,0.62);
  --text-3:      rgba(10,10,10,0.42);
  --text-4:      rgba(10,10,10,0.28);
  --text-faint:  rgba(10,10,10,0.05);
  --border:      rgba(0,0,0,0.09);
  --border-sub:  rgba(0,0,0,0.07);
  --nav-bg:      rgba(250,250,250,0.92);
  --grain-op:    0.18;
  --glow-1:      rgba(255,0,168,0.11);
  --glow-2:      rgba(255,105,180,0.07);
  --glow-3:      rgba(255,0,168,0.05);
  --badge-bg:    rgba(255,0,168,0.07);
  --badge-bd:    rgba(255,0,168,0.22);
  --eyebrow-c:   rgba(10,10,10,0.45);
  --t-shadow:    0 20px 40px rgba(0,0,0,0.10);
  --faq-bd:      rgba(0,0,0,0.08);
  --card-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 12px 32px rgba(255,0,168,0.06);
}

/* ===================== BASE ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 17px; overflow-x: hidden; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
/* Grain overlay — identical to homepage */
body::after {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2020/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 100;
  opacity: var(--grain-op);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--hot-pink); text-decoration: none; }

/* ===================== NAV (matches homepage) ===================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.96rem 3rem;
  background: #FFFFFF;
  transition: box-shadow 0.5s ease, border-color 0.5s ease;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.nav.scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,0.12);
  border-bottom-color: rgba(255,0,168,0.15);
}
.nav-logo img { height: 56px; width: auto; transition: opacity 0.3s ease; }
.nav-logo img:hover { opacity: 0.85; }
.nav-links { display: flex; gap: 2.2rem; list-style: none; }
.nav-links a {
  color: rgba(10,10,10,0.65); text-decoration: none;
  font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--hot-pink); }
.nav-links a:focus-visible { outline: 2px solid var(--hot-pink); outline-offset: 3px; border-radius: 4px; }
/* Active-section underline + Blog divider — copied from index.html so blog nav matches */
.nav-links a { position: relative; }
.nav-links a.active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -3px;
  height: 2px; border-radius: 2px; background: var(--hot-pink);
}
.nav-links .nav-blog { margin-left: 1.6rem; padding-left: 1.6rem; border-left: 1px solid rgba(0,0,0,0.12); }
.mobile-menu .mobile-blog { margin-top: 0.8rem; }
.footer-nav .footer-blog { margin-left: 0.8rem; }
.btn-nav {
  background: var(--hot-pink); color: white;
  padding: 0.55rem 1.4rem; border-radius: 100px;
  font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  text-decoration: none; display: inline-block;
  transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.25s ease;
  box-shadow: 0 4px 20px rgba(255,0,168,0.38);
  white-space: nowrap;
}
.btn-nav:hover { transform: translateY(-2px) scale(1.04); box-shadow: 0 8px 28px rgba(255,0,168,0.55); }
.btn-nav:active { transform: scale(0.97); }
.btn-nav:focus-visible { outline: 2px solid white; outline-offset: 3px; }

/* Hamburger */
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer;
  padding: 6px; border-radius: 8px; transition: background 0.2s ease;
}
.nav-hamburger:hover { background: var(--border); }
.nav-hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: #0A0A0A; border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.mobile-menu {
  display: none; position: fixed; inset: 0; z-index: 190;
  background: var(--bg);
  flex-direction: column; align-items: center; justify-content: center;
  gap: 0.5rem; padding-top: 100px;
  opacity: 0; transition: opacity 0.3s ease; pointer-events: none;
}
.mobile-menu.open { display: flex; opacity: 1; pointer-events: all; }
.mobile-menu a {
  font-family: 'Cormorant Garamond', serif; font-size: 3rem;
  font-weight: 300; letter-spacing: -0.02em;
  color: var(--text); text-decoration: none;
  transition: color 0.2s ease; padding: 0.4rem 1rem;
}
.mobile-menu a:hover { color: var(--hot-pink); }
.mobile-menu .mobile-apply { margin-top: 1.5rem; font-family: 'DM Sans', sans-serif; font-size: 0.75rem; }

/* ===================== BUTTONS ===================== */
.btn-primary {
  background: var(--hot-pink); color: white;
  padding: 0.8rem 2.2rem; border-radius: 100px;
  font-size: 0.88rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; text-decoration: none; display: inline-block;
  transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.25s ease;
  box-shadow: 0 4px 24px rgba(255,0,168,0.4);
}
.btn-primary:hover { transform: translateY(-3px) scale(1.04); box-shadow: 0 10px 36px rgba(255,0,168,0.58); }
.btn-primary:active { transform: scale(0.97); }
.btn-primary:focus-visible { outline: 2px solid var(--hot-pink); outline-offset: 3px; }
.btn-ghost {
  background: transparent; color: var(--text);
  padding: 0.8rem 2.2rem; border-radius: 100px;
  font-size: 0.88rem; font-weight: 500; letter-spacing: 0.12em;
  text-transform: uppercase; text-decoration: none; display: inline-block;
  border: 1.5px solid var(--border);
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.btn-ghost:hover { border-color: var(--hot-pink); color: var(--hot-pink); transform: translateY(-2px); }
.btn-ghost:focus-visible { outline: 2px solid var(--hot-pink); outline-offset: 3px; }

/* ===================== SHARED HEADING ===================== */
.eyebrow {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--hot-pink); margin-bottom: 1.2rem;
}
.section-heading {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.2rem, 9vw, 4rem);
  font-weight: 400; line-height: 1.05; letter-spacing: -0.03em;
  color: var(--text);
}
.section-heading em { font-style: italic; color: var(--hot-pink); }

/* ===================== POST LAYOUT ===================== */
.post-main { padding-top: 92px; }       /* clears fixed nav */
.post-hero {
  position: relative; overflow: hidden;
  padding: 4rem 2rem 2.5rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, var(--glow-1) 0%, transparent 65%),
    radial-gradient(ellipse 60% 80% at 15% 90%, var(--glow-2) 0%, transparent 60%);
}
.post-head-inner { max-width: 760px; margin: 0 auto; }
.breadcrumbs {
  font-size: 0.78rem; letter-spacing: 0.04em;
  color: var(--text-3); margin-bottom: 1.6rem;
}
.breadcrumbs a { color: var(--text-3); transition: color 0.2s ease; }
.breadcrumbs a:hover { color: var(--hot-pink); }
.breadcrumbs span[aria-current] { color: var(--text-2); }
.post-category {
  display: inline-block; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--hot-pink); margin-bottom: 1rem;
}
.post-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.3rem, 6vw, 3.6rem);
  font-weight: 500; line-height: 1.08; letter-spacing: -0.03em;
  color: var(--text); margin-bottom: 1.1rem;
}
.post-meta {
  display: flex; align-items: center; gap: 0.8rem; flex-wrap: wrap;
  font-size: 0.85rem; color: var(--text-3); letter-spacing: 0.02em;
}
.post-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--text-4); }
/* Author byline + bio under the post title */
.post-byline { margin-top: 1.1rem; }
.byline-name { display: block; font-size: 0.9rem; font-weight: 700; color: var(--text); letter-spacing: 0.01em; }
.byline-bio { display: block; font-size: 0.85rem; color: var(--text-3); line-height: 1.55; margin-top: 0.25rem; max-width: 62ch; }

/* Featured image */
.post-featured {
  max-width: 960px; margin: 0 auto;
  padding: 0 2rem;
}
.post-featured figure {
  border-radius: 14px; overflow: hidden;
  box-shadow: var(--t-shadow);
  margin-top: -0.5rem;
}
.post-featured img { width: 100%; height: auto; display: block; }

/* Article column */
.post-article {
  max-width: 760px; margin: 0 auto;
  padding: 3rem 2rem 1rem;
}

/* Answer capsule — rendered first, GEO answer-first */
.answer-capsule {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--hot-pink);
  border-radius: 14px;
  padding: 1.6rem 1.8rem;
  margin-bottom: 2.8rem;
  box-shadow: var(--card-shadow);
}
.answer-capsule .capsule-label {
  display: block; font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--hot-pink); margin-bottom: 0.6rem;
}
.answer-capsule p {
  font-size: 1.12rem; line-height: 1.7; color: var(--text);
  font-weight: 500; margin: 0;
}

/* ===================== POST BODY TYPOGRAPHY ===================== */
.post-body { font-size: 1.07rem; line-height: 1.85; color: var(--text-2); }
.post-body > * + * { margin-top: 1.3rem; }
.post-body h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  font-weight: 500; line-height: 1.15; letter-spacing: -0.02em;
  color: var(--text); margin-top: 3rem; margin-bottom: 0.2rem;
}
.post-body h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.45rem; font-weight: 600; line-height: 1.25;
  color: var(--text); margin-top: 2.2rem; margin-bottom: 0.2rem;
}
.post-body p { color: var(--text-2); }
.post-body strong { color: var(--text); font-weight: 700; }
.post-body a { color: var(--hot-pink); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.post-body a:hover { opacity: 0.78; }
.post-body ul, .post-body ol { margin-left: 1.4rem; color: var(--text-2); }
.post-body li { margin-bottom: 0.55rem; }
.post-body li::marker { color: var(--hot-pink); }
.post-body blockquote {
  border-left: 3px solid var(--hot-pink);
  padding: 0.4rem 0 0.4rem 1.4rem;
  margin-left: 0; color: var(--text);
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem; font-style: italic; line-height: 1.4;
}
.post-body code {
  background: var(--bg-el); border-radius: 5px;
  padding: 0.12em 0.4em; font-size: 0.9em;
}
/* Inline body images — full-width, rounded, spaced (per spec) */
.post-body img,
.post-body figure {
  width: 100%; height: auto;
  border-radius: 14px;
  margin: 2.2rem 0;
  box-shadow: var(--t-shadow);
}
.post-body figure img { margin: 0; border-radius: 14px; }
.post-body figure figcaption {
  font-size: 0.82rem; color: var(--text-3);
  text-align: center; margin-top: 0.7rem; box-shadow: none;
}

/* ===================== COMPARISON TABLE ===================== */
.post-body .table-scroll { overflow-x: auto; margin: 2rem 0; -webkit-overflow-scrolling: touch; }
.post-body table {
  width: 100%; border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 14px;
  overflow: hidden; font-size: 0.97rem;
  box-shadow: var(--card-shadow);
}
.post-body thead { background: rgba(255,0,168,0.06); }
.post-body th {
  text-align: left; padding: 0.95rem 1.1rem;
  font-family: 'DM Sans', sans-serif; font-weight: 700;
  font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text); border-bottom: 1px solid var(--border);
}
.post-body td {
  padding: 0.9rem 1.1rem; color: var(--text-2);
  border-bottom: 1px solid var(--border-sub); vertical-align: top;
}
.post-body tbody tr:last-child td { border-bottom: none; }
.post-body tbody tr:nth-child(even) { background: rgba(0,0,0,0.015); }
.post-body td:first-child { color: var(--text); font-weight: 600; }

/* ===================== FAQ ACCORDION (matches homepage) ===================== */
.post-faq { max-width: 760px; margin: 3rem auto 0; padding: 0 2rem; }
.post-faq h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  font-weight: 400; line-height: 1.1; letter-spacing: -0.03em;
  color: var(--text); margin-bottom: 1.5rem;
}
.post-faq h2 em { font-style: italic; color: var(--hot-pink); }
.faq-list { margin-top: 1.5rem; }
.faq-item { border-bottom: 1px solid var(--faq-bd); }
.faq-item:last-child { border-bottom: none; }
.faq-btn {
  width: 100%; display: flex; align-items: center;
  justify-content: space-between; gap: 1.5rem;
  padding: 1.5rem 0; background: none; border: none;
  cursor: pointer; text-align: left;
  transition: padding-left 0.25s ease;
}
.faq-btn:hover { padding-left: 0.4rem; }
.faq-btn:focus-visible { outline: 2px solid var(--hot-pink); outline-offset: 2px; border-radius: 4px; }
.faq-question {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem; font-weight: 600;
  color: var(--text); line-height: 1.3; margin: 0; padding: 0;
  transition: color 0.3s ease;
}
.faq-item.open .faq-question { color: var(--hot-pink); }
.faq-icon {
  width: 26px; height: 26px; flex-shrink: 0; border-radius: 50%;
  border: 1.5px solid var(--faq-bd);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-3);
  transition: border-color 0.3s ease, color 0.3s ease, transform 0.35s cubic-bezier(0.34,1.56,0.64,1), background 0.3s ease;
}
.faq-item.open .faq-icon {
  border-color: var(--hot-pink); color: var(--hot-pink);
  background: rgba(255,0,168,0.08); transform: rotate(45deg);
}
.faq-body { overflow: hidden; max-height: 0; transition: max-height 0.45s cubic-bezier(0.4,0,0.2,1); }
.faq-item.open .faq-body { max-height: 1000px; }
.faq-answer { font-size: 1.05rem; color: var(--text-2); line-height: 1.85; padding-bottom: 1.5rem; }

/* ===================== REFERENCES ===================== */
.post-references { max-width: 760px; margin: 3.5rem auto 0; padding: 0 2rem; }
.post-references h2 {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-3); margin-bottom: 1rem;
}
.post-references ol { margin-left: 1.2rem; }
.post-references li { margin-bottom: 0.5rem; font-size: 0.92rem; color: var(--text-2); }
.post-references a { color: var(--hot-pink); text-decoration: underline; text-underline-offset: 2px; word-break: break-word; }

/* ===================== RELATED POSTS ===================== */
.post-related { max-width: 1100px; margin: 4rem auto 0; padding: 0 2rem; }
.post-related h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  font-weight: 400; letter-spacing: -0.02em; color: var(--text);
  margin-bottom: 1.6rem; text-align: center;
}
.related-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.4rem;
}

/* ===================== CARDS (related + archive share) ===================== */
.post-card {
  display: flex; flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 16px;
  overflow: hidden; text-decoration: none;
  box-shadow: var(--card-shadow);
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.3s ease, border-color 0.3s ease;
}
.post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.05), 0 18px 44px rgba(255,0,168,0.14);
  border-color: rgba(255,0,168,0.25);
}
.post-card:focus-visible { outline: 2px solid var(--hot-pink); outline-offset: 3px; }
.post-card-img { aspect-ratio: 3/2; overflow: hidden; background: var(--bg-el); }
.post-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.25,0.46,0.45,0.94); }
.post-card:hover .post-card-img img { transform: scale(1.05); }
.post-card-body { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.post-card-cat {
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--hot-pink); margin-bottom: 0.6rem;
}
.post-card-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem; font-weight: 600; line-height: 1.2;
  color: var(--text); margin-bottom: 0.55rem;
}
.post-card:hover .post-card-title { color: var(--hot-pink); }
.post-card-desc { font-size: 0.92rem; color: var(--text-2); line-height: 1.6; margin-bottom: 1rem; flex: 1; }
.post-card-date { font-size: 0.78rem; color: var(--text-3); letter-spacing: 0.03em; }

/* ===================== POST CTA ===================== */
.post-cta {
  max-width: 760px; margin: 4.5rem auto 0; padding: 2.5rem 2rem;
  text-align: center;
}
.post-cta-inner {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 18px; padding: 2.6rem 2rem;
  box-shadow: var(--card-shadow); position: relative; overflow: hidden;
}
.post-cta-inner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 80% at 50% 0%, var(--glow-1) 0%, transparent 70%);
  pointer-events: none;
}
.post-cta h2 {
  position: relative;
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 400; letter-spacing: -0.02em; line-height: 1.1;
  color: var(--text); margin-bottom: 0.8rem;
}
.post-cta h2 em { font-style: italic; color: var(--hot-pink); }
.post-cta p { position: relative; color: var(--text-2); max-width: 460px; margin: 0 auto 1.6rem; }

/* ===================== ARCHIVE ===================== */
.archive-hero {
  position: relative; overflow: hidden; text-align: center;
  padding: 8rem 2rem 3rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, var(--glow-1) 0%, transparent 65%),
    radial-gradient(ellipse 60% 80% at 80% 70%, var(--glow-2) 0%, transparent 60%);
}
.archive-hero h1 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 400; line-height: 1.04; letter-spacing: -0.03em;
  color: var(--text); margin-bottom: 1rem;
}
.archive-hero h1 em { font-style: italic; color: var(--hot-pink); }
.archive-hero p { color: var(--text-2); max-width: 540px; margin: 0 auto; font-size: 1.05rem; }
.archive-wrap { max-width: 1180px; margin: 0 auto; padding: 1rem 2rem 5rem; }
.archive-group { margin-top: 3.5rem; }
.archive-group-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-3); margin-bottom: 1.4rem;
  padding-bottom: 0.8rem; border-bottom: 1px solid var(--border-sub);
}
.archive-group-title a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
.archive-group-title a:hover { color: var(--hot-pink); }
a.post-category { text-decoration: none; transition: opacity 0.2s ease; }
a.post-category:hover { opacity: 0.7; }
.archive-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.6rem;
}

/* ===================== FOOTER (matches homepage) ===================== */
footer {
  background: var(--bg-surface); border-top: 1px solid var(--border-sub);
  padding: 2.5rem 2.5rem; margin-top: 5rem;
}
.footer-row {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1.5rem;
}
.footer-logo img { height: 69px; width: auto; border-radius: 10px; mix-blend-mode: multiply; transition: opacity 0.3s ease; }
.footer-logo img:hover { opacity: 0.85; }
.footer-nav { display: flex; gap: 1.8rem; list-style: none; flex-wrap: wrap; justify-content: center; }
.footer-nav a { color: var(--text-3); text-decoration: none; font-size: 0.85rem; letter-spacing: 0.07em; transition: color 0.2s ease; }
.footer-nav a:hover { color: var(--hot-pink); }
.footer-nav a:focus-visible { outline: 2px solid var(--hot-pink); outline-offset: 3px; border-radius: 4px; }
.footer-copy { color: var(--text-4); font-size: 0.82rem; letter-spacing: 0.04em; }
.footer-copy a { color: inherit; text-decoration: underline; opacity: 0.6; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 900px) {
  .nav { padding: 0.9rem 1.5rem; }
  .nav-links { display: none; }
  .nav .btn-nav { display: none; }
  .nav-hamburger { display: flex; }
  .footer-row { flex-direction: column; align-items: center; text-align: center; }
}
@media (max-width: 640px) {
  html { font-size: 16px; }
  .post-hero { padding: 3rem 1.3rem 2rem; }
  .post-featured, .post-article, .post-faq, .post-references, .post-related, .post-cta { padding-left: 1.3rem; padding-right: 1.3rem; }
  .post-body { font-size: 1.02rem; }
  .archive-hero { padding: 7rem 1.3rem 2.5rem; }
  .archive-wrap { padding: 1rem 1.3rem 4rem; }
}