/* ============================================================
   Antara Blog — layout & components
   Built on design-tokens.css (Antara DS v1.0.0)
   ============================================================ */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
img, svg { display: block; max-width: 100%; height: auto; }
button { font: inherit; }
a { color: inherit; }

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  color: var(--text-primary);
  background: var(--bg-page);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

::selection {
  background: var(--orange-200);
  color: var(--ink-900);
}

/* ---------- Skip link / accessibility ---------- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   Site navigation
   ============================================================ */
.site-nav {
  position: relative;
  background: transparent;
  padding: var(--space-5) clamp(var(--space-5), 5vw, var(--space-12));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  transition: opacity var(--motion-fast);
}

.site-logo:hover { opacity: 0.85; }

.site-logo__mark {
  display: block;
  width: 2rem;
  height: 2rem;
  object-fit: contain;
  flex-shrink: 0;
}

.site-logo__text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: var(--weight-bold);
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.site-nav-links {
  display: flex;
  gap: clamp(var(--space-5), 3vw, var(--space-8));
  list-style: none;
  align-items: center;
  margin: 0 auto;
}

.site-nav-links a {
  position: relative;
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-2) 0;
  transition: color var(--motion-fast);
}

.site-nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 1px;
  background: var(--antara-orange);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--motion-base);
}

.site-nav-links a:hover { color: var(--text-primary); }
.site-nav-links a:hover::after { transform: scaleX(1); }

.site-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.02em;
  color: var(--text-primary);
  text-decoration: none;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-full);
  background: var(--antara-orange);
  transition: transform var(--motion-fast), box-shadow var(--motion-base), background var(--motion-fast);
  white-space: nowrap;
}

.site-nav-cta:hover {
  background: #ff6a1f;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px -8px rgba(238, 90, 14, 0.6);
}

@media (max-width: 720px) {
  .site-nav-links { display: none; }
}

/* ============================================================
   Hero
   ============================================================ */
.site-hero {
  position: relative;
  padding: clamp(var(--space-12), 7vw, var(--space-20)) 0 clamp(var(--space-12), 5vw, var(--space-16));
  overflow: hidden;
  isolation: isolate;
}

.site-hero__inner {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 clamp(var(--space-4), 5vw, var(--space-12));
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

@media (max-width: 880px) {
  .site-hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
}

.site-hero__copy { min-width: 0; }

.site-hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: clamp(18rem, 32vw, 28rem);
}

.site-hero__mark {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: clamp(15rem, 30vw, 24rem);
  height: auto;
  filter: drop-shadow(0 24px 48px rgba(238, 90, 14, 0.35));
  animation: hero-mark-float 9s ease-in-out infinite alternate;
}

@media (prefers-reduced-motion: reduce) {
  .site-hero__mark { animation: none; }
}

@keyframes hero-mark-float {
  from { transform: translate3d(0, -4px, 0); }
  to   { transform: translate3d(0, 4px, 0); }
}

.site-hero__bloom {
  position: absolute;
  inset: -25%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(closest-side at 50% 50%, rgba(238, 90, 14, 0.40), rgba(238, 90, 14, 0) 60%),
    radial-gradient(closest-side at 65% 35%, rgba(245, 178, 40, 0.22), rgba(245, 178, 40, 0) 55%),
    radial-gradient(closest-side at 35% 65%, rgba(139, 0, 0, 0.30), rgba(139, 0, 0, 0) 60%);
  filter: blur(56px);
  opacity: 0.95;
}

@media (prefers-reduced-motion: no-preference) {
  .site-hero__bloom { animation: hero-bloom-drift 22s ease-in-out infinite alternate; }
}

@keyframes hero-bloom-drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-3%, 3%, 0) scale(1.05); }
}

.site-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--antara-orange);
  margin-bottom: var(--space-5);
  letter-spacing: 0.01em;
}

.site-hero__trinity {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}

.site-hero__trinity > span {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
}

.site-hero__trinity > span:nth-child(1) { background: var(--antara-crimson); }
.site-hero__trinity > span:nth-child(2) { background: var(--antara-orange); }
.site-hero__trinity > span:nth-child(3) { background: var(--antara-gold); }

.site-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5.4vw, 3.75rem);
  font-weight: var(--weight-bold);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  max-width: 16ch;
}

.site-hero__desc {
  font-size: clamp(var(--text-body), 1.4vw, var(--text-body-lg));
  color: var(--text-secondary);
  max-width: 48ch;
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.site-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.site-hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.01em;
  color: var(--text-primary);
  text-decoration: none;
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-full);
  background: var(--antara-orange);
  transition: transform var(--motion-fast), box-shadow var(--motion-base), background var(--motion-fast), border-color var(--motion-fast);
  border: 1px solid transparent;
}

.site-hero__cta:hover {
  background: #ff6a1f;
  transform: translateY(-1px);
  box-shadow: 0 10px 28px -10px rgba(238, 90, 14, 0.6);
}

.site-hero__cta--ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.site-hero__cta--ghost:hover {
  background: var(--bg-surface);
  border-color: var(--antara-orange);
  box-shadow: none;
}

.site-hero__byline {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
}

.site-hero__byline strong {
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
}

/* ============================================================
   Featured essay
   ============================================================ */
.essay-featured-wrap {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 clamp(var(--space-4), 5vw, var(--space-12)) var(--space-12);
}

.essay-featured__eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.essay-featured {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: clamp(var(--space-8), 4vw, var(--space-12)) clamp(var(--space-6), 4vw, var(--space-10));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  background: var(--bg-surface);
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--motion-base), transform var(--motion-base), border-color var(--motion-base);
}

.essay-featured::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gradient-antara);
}

.essay-featured:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.essay-featured__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.5vw, 2.25rem);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: var(--space-4) 0 var(--space-5);
  max-width: 36ch;
}

.essay-featured__excerpt {
  font-size: clamp(var(--text-body), 1.4vw, var(--text-body-lg));
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 60ch;
}

.essay-featured__cta {
  display: inline-block;
  margin-top: var(--space-6);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  color: var(--antara-crimson);
  letter-spacing: 0.01em;
}

/* ============================================================
   Essays section / grid
   ============================================================ */
.essays-section {
  padding: clamp(var(--space-8), 4vw, var(--space-12)) clamp(var(--space-4), 5vw, var(--space-12)) var(--space-32);
  max-width: var(--container-xl);
  margin: 0 auto;
}

.essays-section__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}

.essays-section__heading {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-3);
}

.essays-section__count {
  font-family: var(--font-mono);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--text-muted);
  letter-spacing: 0;
}

.essay-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.essay-filter__chip {
  appearance: none;
  border: 1px solid var(--border-subtle);
  background: transparent;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  cursor: pointer;
  transition: color var(--motion-fast), border-color var(--motion-fast), background var(--motion-fast);
}

.essay-filter__chip:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.essay-filter__chip:focus-visible {
  outline: 2px solid var(--antara-orange);
  outline-offset: 2px;
}

.essay-filter__chip.is-active {
  color: var(--text-primary);
  border-color: transparent;
  background: rgba(238, 90, 14, 0.16);
}

.essays-grid__empty {
  text-align: center;
  color: var(--text-muted);
  padding: var(--space-12) 0;
  font-size: var(--text-body-sm);
}

.essays-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 22rem), 1fr));
  gap: var(--space-6);
}

.essay-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition:
    box-shadow var(--motion-base),
    transform var(--motion-base),
    border-color var(--motion-base);
  position: relative;
  overflow: hidden;
}

.essay-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gradient-antara);
  opacity: 0;
  transition: opacity var(--motion-base);
}

.essay-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.essay-card:hover::before { opacity: 1; }

.essay-card__category {
  display: inline-block;
  width: fit-content;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.essay-card__category--brand,
.post-category.essay-card__category--brand {
  background: var(--crimson-50);
  color: var(--crimson-600);
}
.essay-card__category--marketing,
.post-category.essay-card__category--marketing {
  background: var(--orange-50);
  color: var(--orange-700);
}
.essay-card__category--product,
.post-category.essay-card__category--product {
  background: var(--gold-100);
  color: var(--gold-800);
}
.essay-card__category--operations,
.post-category.essay-card__category--operations {
  background: var(--ink-100);
  color: var(--ink-700);
}
.essay-card__category--case-study,
.post-category.essay-card__category--case-study {
  background: var(--ink-100);
  color: var(--ink-700);
}
.essay-card__category--cross-aspect,
.post-category.essay-card__category--cross-aspect {
  background: linear-gradient(90deg, var(--gold-100), var(--orange-100));
  color: var(--orange-800);
}
.essay-card__category--essay,
.post-category.essay-card__category--essay {
  background: var(--ink-100);
  color: var(--ink-700);
}

.essay-card__title {
  font-family: var(--font-display);
  font-size: var(--text-h4);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
}

.essay-card__excerpt {
  font-size: var(--text-body);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.essay-card__date {
  font-size: var(--text-caption);
  color: var(--text-muted);
  margin-top: auto;
  padding-top: var(--space-2);
}

/* ============================================================
   Post page
   ============================================================ */
.post-container {
  max-width: var(--container-prose);
  margin: 0 auto;
  padding: clamp(var(--space-8), 5vw, var(--space-16)) clamp(var(--space-4), 5vw, var(--space-8)) var(--space-32);
}

.post-header {
  margin-bottom: var(--space-12);
}

.post-back {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: var(--space-10);
  transition: color var(--motion-fast);
}

.post-back:hover { color: var(--antara-crimson); }

.post-category {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}

.post-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, var(--text-display-lg));
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-6);
}

.post-meta {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-4);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.post-meta__sep { color: var(--border-strong); }

.post-meta__read {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

/* ---------- Reading progress ---------- */
.reading-progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 2px;
  z-index: var(--z-sticky);
  pointer-events: none;
  background: transparent;
}

.reading-progress > span {
  display: block;
  height: 100%;
  width: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  background: var(--gradient-antara);
  will-change: transform;
}

@media (prefers-reduced-motion: reduce) {
  .reading-progress > span { transition: none; }
}

/* ---------- Next-essay callout ---------- */
.post-next {
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--border-subtle);
}

.post-next__label {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.post-next__card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: clamp(var(--space-6), 3vw, var(--space-8));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  transition: border-color var(--motion-base), transform var(--motion-base), box-shadow var(--motion-base);
}

.post-next__card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gradient-antara);
  opacity: 0.6;
  transition: opacity var(--motion-base);
}

.post-next__card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.post-next__card:hover::before { opacity: 1; }

.post-next__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-h4), 2.4vw, var(--text-h3));
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
}

.post-next__cta {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  color: var(--antara-orange);
}

/* ---------- Post body (prose) ---------- */
.post-body {
  font-size: var(--text-body-lg);
  line-height: 1.7;
  color: var(--text-primary);
}

.post-body > * + * { margin-top: var(--space-6); }

.post-body h1 { font-size: var(--text-h1); margin-top: var(--space-12); }
.post-body h2 { font-size: var(--text-h2); margin-top: var(--space-12); }
.post-body h3 { font-size: var(--text-h3); margin-top: var(--space-10); }
.post-body h4 { font-size: var(--text-h4); margin-top: var(--space-8); }

.post-body h1,
.post-body h2,
.post-body h3,
.post-body h4 {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
}

/* The post layout already renders the H1; if a post starts with one we hide the duplicate */
.post-body > h1:first-child { display: none; }

.post-body p {
  margin-top: var(--space-6);
}

.post-body strong {
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}

.post-body em {
  font-style: italic;
}

.post-body a {
  color: var(--antara-crimson);
  text-decoration: underline;
  text-decoration-color: var(--crimson-200);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: text-decoration-color var(--motion-fast);
}

.post-body a:hover {
  text-decoration-color: var(--antara-crimson);
}

.post-body blockquote {
  border-left: 3px solid var(--antara-orange);
  padding: var(--space-2) 0 var(--space-2) var(--space-6);
  margin: var(--space-8) 0;
  color: var(--text-secondary);
  font-style: italic;
  font-size: var(--text-h4);
  line-height: var(--leading-relaxed);
}

.post-body blockquote p {
  margin: 0;
}

.post-body code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-tinted);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
  color: var(--orange-800);
}

.post-body pre {
  background: var(--bg-elevated);
  color: var(--ink-50);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-size: var(--text-code);
  line-height: var(--leading-normal);
}

.post-body pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.post-body ul,
.post-body ol {
  padding-left: var(--space-8);
}

.post-body li {
  margin-top: var(--space-2);
}

.post-body li > ul,
.post-body li > ol {
  margin-top: var(--space-2);
}

.post-body hr {
  border: 0;
  height: 1px;
  background: var(--border-subtle);
  margin: var(--space-12) 0;
}

.post-body img {
  border-radius: var(--radius-md);
  margin: var(--space-8) auto;
}

/* ---------- Post: previous link ---------- */
.post-prev {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
}

.post-prev__link {
  display: inline-flex;
  flex-direction: column;
  gap: var(--space-1);
  text-decoration: none;
  color: inherit;
  transition: color var(--motion-fast);
}

.post-prev__label {
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.post-prev__title {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  line-height: var(--leading-snug);
  transition: color var(--motion-fast);
}

.post-prev__link:hover .post-prev__title { color: var(--text-primary); }

/* ============================================================
   About / static page
   ============================================================ */
.page-container {
  max-width: var(--container-prose);
  margin: 0 auto;
  padding: clamp(var(--space-12), 6vw, var(--space-20)) clamp(var(--space-4), 5vw, var(--space-8)) var(--space-32);
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, var(--text-display-lg));
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-8);
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-12) clamp(var(--space-4), 5vw, var(--space-12));
  background: var(--bg-surface);
}

.site-footer__inner {
  max-width: var(--container-xl);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-body-sm);
  color: var(--text-muted);
}

.site-footer a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
  text-underline-offset: 3px;
  transition: color var(--motion-fast);
}

.site-footer a:hover { color: var(--antara-crimson); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 640px) {
  .site-nav-links { gap: var(--space-4); }
  .essays-section__header { flex-direction: column; align-items: flex-start; }
  .essay-filter { width: 100%; overflow-x: auto; flex-wrap: nowrap; padding-bottom: var(--space-1); }
  .essay-filter__chip { white-space: nowrap; }
}

/* ============================================================
   Surface treatments (single dark theme)
   ============================================================ */
.essay-card__category--brand     { background: rgba(196, 38, 38, 0.18);  color: var(--crimson-200); }
.essay-card__category--marketing { background: rgba(248, 117, 38, 0.18); color: var(--orange-200); }
.essay-card__category--product   { background: rgba(248, 190, 63, 0.18); color: var(--gold-200); }
.essay-card__category--case-study,
.essay-card__category--operations { background: rgba(255,255,255,0.06); color: var(--ink-200); }
.essay-card__category--cross-aspect {
  background: linear-gradient(90deg, rgba(248,190,63,0.18), rgba(248,117,38,0.18));
  color: var(--orange-200);
}
.post-body code { background: rgba(238, 90, 14, 0.12); color: var(--orange-200); }

/* ============================================================
   Pillars (mission)
   ============================================================ */
.pillars {
  position: relative;
  padding: clamp(var(--space-12), 6vw, var(--space-20)) 0;
  scroll-margin-top: var(--space-8);
}

.pillars__inner {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 clamp(var(--space-4), 5vw, var(--space-12));
}

.pillars__header {
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-12));
  max-width: 36ch;
}

.pillars__eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.pillars__heading {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.6vw, 2.75rem);
  font-weight: var(--weight-bold);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.pillars__lede {
  margin-top: var(--space-4);
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 48ch;
}

.pillars__header {
  max-width: 48ch;
}

.pillars__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 960px) {
  .pillars__grid { grid-template-columns: 1fr; }
}

.pillar {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: clamp(var(--space-7), 3.4vw, var(--space-10)) clamp(var(--space-6), 3vw, var(--space-10));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  background: var(--bg-surface);
  overflow: hidden;
  transition: border-color var(--motion-base), transform var(--motion-base), box-shadow var(--motion-base), background var(--motion-base);
}

.pillar::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: var(--antara-orange);
  opacity: 0;
  transition: opacity var(--motion-base);
}

.pillar--lens::before     { background: var(--antara-crimson); }
.pillar--network::before  { background: var(--antara-orange); }
.pillar--practice::before { background: var(--antara-gold); }

.pillar:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.pillar:hover::before { opacity: 0.9; }

.pillar__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  margin-bottom: var(--space-2);
}

.pillar__num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: var(--weight-bold);
  line-height: 0.9;
  letter-spacing: -0.04em;
  font-feature-settings: "tnum" 1;
  color: var(--text-muted);
  opacity: 0.95;
}

.pillar--lens     .pillar__num { color: var(--crimson-400); }
.pillar--network  .pillar__num { color: var(--antara-orange); }
.pillar--practice .pillar__num { color: var(--antara-gold); }

.pillar__label {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.pillar--lens     .pillar__label { color: var(--crimson-200); }
.pillar--network  .pillar__label { color: var(--orange-200); }
.pillar--practice .pillar__label { color: var(--gold-200); }

.pillar__index {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.pillar--lens     .pillar__index { color: var(--crimson-200); }
.pillar--network  .pillar__index { color: var(--orange-200); }
.pillar--practice .pillar__index { color: var(--gold-200); }

.pillar__title {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1.9vw, 1.375rem);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.015em;
  line-height: 1.25;
  color: var(--text-primary);
  max-width: 24ch;
}

.pillar__body {
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 42ch;
}

.pillar__cta {
  margin-top: auto;
  padding-top: var(--space-3);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  color: var(--antara-orange);
  letter-spacing: 0.01em;
  transition: color var(--motion-fast), transform var(--motion-fast);
  align-self: flex-start;
}

.pillar--lens     .pillar__cta { color: var(--antara-crimson); }
.pillar--practice .pillar__cta { color: var(--antara-gold); }

.pillar__cta:hover { transform: translateX(2px); }

/* ============================================================
   Closing band
   ============================================================ */
.closing-band {
  padding: clamp(var(--space-12), 6vw, var(--space-20)) clamp(var(--space-4), 5vw, var(--space-12));
  margin-top: var(--space-8);
}

.closing-band__inner {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: clamp(var(--space-10), 5vw, var(--space-16)) clamp(var(--space-6), 4vw, var(--space-12));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(closest-side at 80% 0%, rgba(238, 90, 14, 0.10), rgba(238, 90, 14, 0) 60%),
    radial-gradient(closest-side at 0% 100%, rgba(139, 0, 0, 0.14), rgba(139, 0, 0, 0) 65%),
    var(--bg-surface);
  position: relative;
  overflow: hidden;
}

.closing-band__eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.closing-band__heading {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: clamp(var(--space-6), 3vw, var(--space-10));
}

.closing-band__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

@media (max-width: 720px) {
  .closing-band__actions { grid-template-columns: 1fr; }
}

.closing-band__cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.02);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--motion-base), transform var(--motion-base), background var(--motion-base);
}

.closing-band__cta:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.04);
}

.closing-band__cta--primary {
  border-color: var(--antara-orange);
  background: rgba(238, 90, 14, 0.10);
}

.closing-band__cta--primary:hover {
  background: rgba(238, 90, 14, 0.16);
  border-color: var(--antara-orange);
}

.closing-band__cta-label {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.375rem);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.closing-band__cta-detail {
  font-size: var(--text-body-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

/* ============================================================
   Editorial home — masthead, feature, archive, foot
   ============================================================ */

/* Shared: hairline rules between sections */
.masthead,
.feature,
.archive,
.foot {
  max-width: var(--container-prose);
  margin: 0 auto;
  padding-left: clamp(var(--space-5), 5vw, var(--space-8));
  padding-right: clamp(var(--space-5), 5vw, var(--space-8));
}

/* ---------- Masthead (persistent thesis frame) ---------- */
.masthead {
  padding-top: clamp(var(--space-12), 7vw, var(--space-16));
  padding-bottom: clamp(var(--space-10), 6vw, var(--space-12));
  border-bottom: 1px solid var(--border-subtle);
}

.masthead__rule {
  display: block;
  width: 56px;
  height: 3px;
  margin-bottom: var(--space-6);
  background: var(--gradient-antara);
  border-radius: var(--radius-full);
}

.masthead__title {
  font-family: var(--font-display);
  font-size: clamp(1.625rem, 4vw, 2.375rem);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 0 0 var(--space-5);
  max-width: 24ch;
}

.masthead__lede {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0 0 var(--space-5);
  max-width: 56ch;
}

.masthead__premise {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0 0 var(--space-6);
  max-width: 60ch;
}

.masthead__more a {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--antara-orange);
  text-decoration: none;
  letter-spacing: var(--tracking-tight);
  transition: opacity var(--motion-fast);
}

.masthead__more a:hover {
  opacity: 0.75;
}

.archive {
  max-width: 52.5rem; /* 840px — slightly wider than prose for dek breathing room */
}

/* ---------- Feature (latest essay) ---------- */
.feature {
  padding-top: clamp(var(--space-12), 8vw, var(--space-20));
  padding-bottom: clamp(var(--space-12), 8vw, var(--space-20));
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: clamp(var(--space-12), 6vw, var(--space-16));
}

.feature__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-5);
}

.feature__sep,
.archive__sep {
  color: var(--text-muted);
  opacity: 0.6;
}

.feature__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, var(--text-display-lg)); /* 32px → 48px */
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.feature__title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--motion-fast);
}

.feature__title a:hover {
  color: var(--antara-orange);
}

.feature__byline {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-6);
}

.feature__excerpt {
  font-family: var(--font-body);
  font-size: var(--text-body-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

.feature__excerpt p {
  margin-bottom: var(--space-4);
}

.feature__excerpt p:last-child {
  margin-bottom: 0;
}

.feature__more a {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--antara-orange);
  text-decoration: none;
  letter-spacing: var(--tracking-tight);
  transition: opacity var(--motion-fast);
}

.feature__more a:hover {
  opacity: 0.75;
}

/* ---------- Archive (table of contents) ---------- */
.archive {
  padding-bottom: clamp(var(--space-12), 6vw, var(--space-16));
}

.archive__heading {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: var(--space-10);
}

.archive__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}

.archive__item {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--border-subtle);
}

.archive__item:last-child {
  border-bottom: 1px solid var(--border-subtle);
}

.archive__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.archive__title {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 2.6vw, 1.625rem); /* 22 → 26 */
  font-weight: var(--weight-semibold);
  line-height: var(--leading-snug);
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.archive__title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--motion-fast);
}

.archive__title a:hover {
  color: var(--antara-orange);
}

.archive__dek {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 65ch;
}

.archive__byline {
  color: var(--text-muted);
}

/* ---------- Foot ---------- */
.foot {
  padding-top: clamp(var(--space-10), 6vw, var(--space-16));
  padding-bottom: clamp(var(--space-12), 6vw, var(--space-20));
  border-top: 1px solid var(--border-subtle);
}

.foot__line {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 60ch;
  margin-bottom: var(--space-8);
}

.foot__line a {
  color: var(--antara-orange);
  text-decoration: none;
  transition: opacity var(--motion-fast);
}

.foot__line a:hover {
  opacity: 0.75;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.foot__colophon {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-wide);
  color: var(--text-muted);
}

.foot__colophon a {
  color: inherit;
  text-decoration: none;
  transition: color var(--motion-fast);
}

.foot__colophon a:hover {
  color: var(--text-secondary);
}

/* ---------- Mobile ---------- */
@media (max-width: 640px) {
  .archive__item {
    padding: var(--space-6) 0;
  }
  .feature__byline,
  .feature__more {
    margin-bottom: var(--space-4);
  }
}

/* ============================================================
   About page — hero, prose blocks, bio card
   ============================================================ */

/* ---------- Shared section rhythm ---------- */
.about-hero,
.about-prose,
.about-bio {
  padding-left: clamp(var(--space-5), 5vw, var(--space-8));
  padding-right: clamp(var(--space-5), 5vw, var(--space-8));
}

.about-hero__inner,
.about-prose__inner,
.about-bio__inner {
  max-width: var(--container-prose);
  margin: 0 auto;
}

.about-pillars {
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background:
    radial-gradient(closest-side at 100% 0%, rgba(245, 178, 40, 0.05), rgba(245, 178, 40, 0) 60%),
    radial-gradient(closest-side at 0% 100%, rgba(139, 0, 0, 0.06), rgba(139, 0, 0, 0) 65%),
    var(--bg-page);
}

/* ---------- Hero ---------- */
.about-hero {
  padding-top: clamp(var(--space-16), 9vw, var(--space-24));
  padding-bottom: clamp(var(--space-12), 6vw, var(--space-16));
}

.about-hero__inner {
  position: relative;
}

.about-hero__rule {
  display: block;
  width: 64px;
  height: 3px;
  margin-bottom: var(--space-8);
  background: var(--gradient-antara);
  border-radius: var(--radius-full);
}

.about-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.about-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.2vw, 3.25rem);
  font-weight: var(--weight-semibold);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-6);
  max-width: 22ch;
}

.about-hero__lede {
  font-family: var(--font-body);
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 56ch;
}

/* ---------- Prose blocks ---------- */
.about-prose {
  padding-top: clamp(var(--space-10), 5vw, var(--space-16));
  padding-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

.about-prose__inner > * + * {
  margin-top: var(--space-5);
}

.about-prose p {
  font-family: var(--font-body);
  font-size: var(--text-body-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

.about-prose a {
  color: var(--text-primary);
  text-decoration: underline;
  text-decoration-color: var(--antara-orange);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color var(--motion-fast), text-decoration-color var(--motion-fast);
}

.about-prose a:hover {
  color: var(--antara-orange);
  text-decoration-color: var(--antara-orange);
}

.about-prose__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-3) !important;
}

.about-prose__heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.125rem);
  font-weight: var(--weight-semibold);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--text-primary);
  margin-bottom: var(--space-6) !important;
  max-width: 24ch;
}

/* ---------- Bio ---------- */
.about-bio {
  padding-top: clamp(var(--space-12), 6vw, var(--space-16));
  padding-bottom: clamp(var(--space-12), 6vw, var(--space-16));
}

.about-bio__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(var(--space-6), 4vw, var(--space-10));
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  background: var(--bg-surface);
  overflow: hidden;
}

.about-bio__inner::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gradient-antara);
  opacity: 0.85;
}

@media (min-width: 720px) {
  .about-bio__inner {
    grid-template-columns: minmax(0, 14rem) minmax(0, 1fr);
    align-items: start;
  }
}

.about-bio__photo {
  display: block;
  width: 100%;
  max-width: 13rem;
  height: auto;
  aspect-ratio: 800 / 977;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  background: var(--bg-elevated);
}

@media (max-width: 719px) {
  .about-bio__photo {
    max-width: 9rem;
  }
}

.about-bio__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.about-bio__name {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--weight-semibold);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.about-bio__body > * + * {
  margin-top: var(--space-4);
}

.about-bio__body p {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

.about-bio__body p.about-bio__pull {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2vw, 1.25rem);
  font-weight: var(--weight-medium);
  line-height: var(--leading-snug);
  color: var(--text-primary);
  letter-spacing: -0.005em;
  padding-left: var(--space-5);
  border-left: 2px solid var(--antara-orange);
}

.about-bio__meta {
  font-size: var(--text-body-sm) !important;
  color: var(--text-muted) !important;
}

.about-bio__body strong {
  color: var(--text-primary);
  font-weight: var(--weight-semibold);
}

.about-bio__body a {
  color: var(--antara-orange);
  text-decoration: none;
  font-weight: var(--weight-medium);
  transition: color var(--motion-fast);
}

.about-bio__body a:hover {
  color: var(--orange-300);
}

/* ---------- Closing band — about-page tweaks ---------- */
.about-close {
  padding-top: var(--space-10);
}

.about-close .closing-band__heading {
  max-width: 38ch;
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  font-weight: var(--weight-medium);
  line-height: 1.25;
}