/* ═══════════════════════════════════════════════════════════════════════════
   ZsinTech — Public Site
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
  --bg: #F7F6F2;
  --bg-warm: #EDEAE3;
  --surface: #FFFFFF;
  --surface-warm: #F3F1EB;
  --text: #1A1A1A;
  --text-soft: #3D3D38;
  --accent: #2D4A3E;
  --accent-light: #3D6B58;
  --accent-glow: rgba(45, 74, 62, 0.12);
  --accent-bright: #40916C;
  --linkedin: #0A66C2;
  --muted: #6E6E66;
  --border: #E0DDD4;
  --white: #FFFFFF;
  --hero-link: #D8F3DC;
  --hero-link-hover: #FFFFFF;
  --font-heading: 'DM Serif Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-prose: 'Lora', Georgia, serif;
  --max-width: 1180px;
  --reading-width: 680px;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.10);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --surface-alt: #EEEBE4;
  --surface-glass: rgba(255, 255, 255, 0.72);
  --gradient-mesh: radial-gradient(ellipse 80% 60% at 10% 0%, rgba(45,74,62,0.07) 0%, transparent 55%),
                   radial-gradient(ellipse 60% 50% at 90% 10%, rgba(61,107,88,0.06) 0%, transparent 50%),
                   radial-gradient(ellipse 70% 40% at 50% 100%, rgba(237,234,227,0.9) 0%, transparent 60%);
  --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  --gradient-card: linear-gradient(145deg, #ffffff 0%, #faf9f6 100%);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body.public-body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  background-image: var(--gradient-mesh);
  background-attachment: fixed;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--accent-glow);
  color: var(--accent);
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition), opacity var(--transition); }
a:hover { color: var(--accent-light); }
img { max-width: 100%; display: block; }

/* ─── Navigation ─────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface-glass);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-public {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 2rem;
  position: relative;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.logo-accent {
  color: var(--accent);
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  max-width: min(820px, calc(100vw - 9rem));
}
.nav-links a {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  position: relative;
  white-space: nowrap;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--text); opacity: 1; }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active {
  color: var(--accent);
  font-weight: 600;
}
.nav-links a.active::after { width: 100%; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  margin: 6px 0;
  transition: var(--transition);
}

/* ─── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 7rem 2rem 6rem;
  text-align: center;
  overflow: hidden;
}

.hero--image {
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-color: var(--accent);
  animation: heroFadeIn 0.6s ease-out;
}

@keyframes heroFadeIn {
  from { opacity: 0.85; }
  to { opacity: 1; }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    155deg,
    rgba(26, 26, 26, 0.62) 0%,
    rgba(45, 74, 62, 0.48) 50%,
    rgba(20, 24, 22, 0.72) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.hero--image .hero-content { color: var(--white); }
.hero--image .hero-desc {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.05rem;
  line-height: 1.8;
}
.hero--image .hero-desc a {
  color: var(--hero-link);
  text-decoration: underline;
  text-decoration-color: rgba(216, 243, 220, 0.45);
  text-underline-offset: 3px;
  font-weight: 500;
}
.hero--image .hero-desc a:hover {
  color: var(--hero-link-hover);
  text-decoration-color: rgba(255, 255, 255, 0.7);
}
.hero--image .hero-eyebrow { color: rgba(255, 255, 255, 0.78); }
.hero--image .logo-accent { color: var(--hero-link); }

.hero-eyebrow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  font-weight: 400;
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 540px;
  margin: 0 auto 2.5rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.75rem;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(45, 74, 62, 0.28);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-bright) 100%);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(45, 74, 62, 0.32);
}

.hero--image .btn-primary {
  background: var(--gradient-accent);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero--image .btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.38);
}

.hero--image .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.18);
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}
.btn-ghost {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(8px);
}

.btn-linkedin {
  background: var(--linkedin);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(10, 102, 194, 0.35);
}
}
.btn-linkedin:hover {
  background: #004182;
  color: var(--white);
  transform: translateY(-1px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.22);
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--accent);
  color: var(--accent);
}
.btn-outline:hover { background: var(--accent); color: var(--white); }

.btn-light {
  background: var(--white);
  color: var(--accent);
}
.btn-light:hover { background: var(--bg); color: var(--accent); transform: translateY(-1px); }

/* ─── Featured Hero Card ─────────────────────────────────────────────────── */
.featured-hero {
  max-width: var(--max-width);
  margin: -3rem auto 0;
  padding: 0 2rem;
  position: relative;
  z-index: 10;
}

.featured-hero-link {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  color: var(--text);
  transition: transform var(--transition), box-shadow var(--transition);
}
.featured-hero-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.12);
  color: var(--text);
}

.featured-hero-image {
  min-height: 320px;
  background-size: cover;
  background-position: center;
}

.featured-hero-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-hero-type {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.featured-hero-content h2 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  line-height: 1.25;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.featured-hero-content p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.read-more {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
}

/* ─── Essays Grid ────────────────────────────────────────────────────────── */
.essays-grid-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 2rem;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.section-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
}

.essays-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.essay-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.essay-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.essay-card--wide {
  grid-column: span 2;
  grid-row: span 1;
}
.essay-card--wide .essay-card-link {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.essay-card-link { display: block; color: var(--text); }
.essay-card-link:hover { color: var(--text); opacity: 1; }

.essay-card-image-wrap {
  position: relative;
  min-height: 200px;
}

.essay-card-image {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
  background-color: var(--bg-warm);
}
.essay-card--wide .essay-card-image { height: 100%; min-height: 240px; }

.essay-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
}

.essay-card-body { padding: 1.5rem; }

.essay-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.essay-card-type {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 700;
  background: var(--accent-glow);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}

.essay-card-meta time {
  font-size: 0.75rem;
  color: var(--muted);
}

.essay-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.essay-card-body p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ─── Project Banner ─────────────────────────────────────────────────────── */
.project-banner {
  max-width: var(--max-width);
  margin: 0 auto 5rem;
  padding: 0 2rem;
}

.project-banner-inner {
  border-radius: var(--radius);
  overflow: hidden;
  background-size: cover;
  background-position: center;
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: flex-end;
}

.project-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.85) 0%, rgba(45,74,62,0.4) 100%);
}

.project-banner-content {
  position: relative;
  z-index: 1;
  padding: 3rem;
  color: var(--white);
  max-width: 560px;
}

.project-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.7;
  font-weight: 600;
  display: block;
  margin-bottom: 0.75rem;
}

.project-banner-content h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.project-banner-content p {
  opacity: 0.85;
  margin-bottom: 1.5rem;
  line-height: 1.65;
}

/* ─── Page Hero ──────────────────────────────────────────────────────────── */
.page-hero {
  text-align: center;
  padding: 5rem 2rem 3rem;
  background: linear-gradient(180deg, var(--bg-warm) 0%, var(--bg) 100%);
}

.page-hero--compact { padding: 4rem 2rem 2rem; }

.page-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

.page-header {
  text-align: center;
  padding: 4rem 2rem 2rem;
}
.page-header h1 {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  margin-bottom: 0.5rem;
}
.page-desc { color: var(--muted); font-size: 1.05rem; }

/* ─── Filter Tabs ────────────────────────────────────────────────────────── */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 0 2rem 2.5rem;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--muted);
  border: 1.5px solid var(--border);
  background: var(--surface);
  transition: all var(--transition);
}
.filter-tab.active,
.filter-tab:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
  opacity: 1;
}

/* ─── Writings Masonry ───────────────────────────────────────────────────── */
.writings-masonry {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.masonry-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.masonry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.masonry-card--tall { grid-row: span 1; }

.masonry-card-link { display: block; color: var(--text); }
.masonry-card-link:hover { color: var(--text); opacity: 1; }

.masonry-card-image {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
  background-color: var(--bg-warm);
}

.masonry-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.45), transparent 60%);
}

.masonry-card-type {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  font-weight: 700;
  background: rgba(0,0,0,0.35);
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}

.masonry-card-body { padding: 1.5rem; }

.masonry-date {
  font-size: 0.75rem;
  color: var(--muted);
  display: block;
  margin-bottom: 0.5rem;
}

.masonry-card-body h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  line-height: 1.3;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.masonry-card-body p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
}

/* Legacy list styles */
.writings-list {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}
.writing-card {
  border-bottom: 1px solid var(--border);
  padding: 2rem 0;
  display: flex;
  gap: 1.5rem;
}
.writing-card-image {
  width: 200px;
  min-height: 140px;
  border-radius: var(--radius-sm);
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}

/* ─── Single Writing ─────────────────────────────────────────────────────── */
.writing-single { padding-bottom: 4rem; }

.writing-hero {
  width: 100%;
  min-height: 55vh;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
}

.writing-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.88) 0%, rgba(26,26,26,0.3) 60%, rgba(26,26,26,0.15) 100%);
}

.writing-hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--reading-width);
  margin: 0 auto;
  padding: 4rem 2rem;
  width: 100%;
  color: var(--white);
}

.writing-type-badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  background: rgba(255,255,255,0.15);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 1rem;
  backdrop-filter: blur(4px);
}
.writing-type-badge--plain {
  background: var(--accent-glow);
  color: var(--accent);
}

.writing-hero-content .writing-title,
.writing-header--plain .writing-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.writing-hero-content .writing-date,
.writing-header--plain .writing-date {
  font-size: 0.875rem;
  opacity: 0.7;
}

.writing-header--plain {
  max-width: var(--reading-width);
  margin: 3rem auto 0;
  padding: 0 2rem;
  text-align: center;
}

.writing-container {
  max-width: var(--reading-width);
  margin: 0 auto;
  padding: 3rem 2rem 0;
}

.writing-tags { margin-bottom: 2rem; }

.writing-body.prose {
  font-family: var(--font-prose);
  font-size: 1.125rem;
  line-height: 1.85;
  color: var(--text-soft);
}

.writing-body.prose p { margin-bottom: 1.5rem; }
.writing-body.prose > p:first-of-type::first-letter {
  font-family: var(--font-heading);
  font-size: 3.2em;
  float: left;
  line-height: 0.85;
  margin: 0.08em 0.12em 0 0;
  color: var(--accent);
}
.writing-body.prose h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  margin: 2.5rem 0 1rem;
  color: var(--text);
  letter-spacing: -0.02em;
}
.writing-body.prose h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
  color: var(--text);
}
.writing-body.prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 2rem 0;
  color: var(--muted);
  font-style: italic;
}
.writing-body.prose ul, .writing-body.prose ol {
  margin: 1rem 0 1.5rem;
  padding-left: 1.5rem;
}
.writing-body.prose li { margin-bottom: 0.5rem; }
.writing-body.prose strong { color: var(--text); font-weight: 600; }

.writing-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.back-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--muted);
}
.back-link:hover { color: var(--accent); }

/* Related writings */
.related-writings {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}
.related-writings h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
}
.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.related-card {
  display: flex;
  gap: 1rem;
  background: var(--bg-warm);
  border-radius: var(--radius-sm);
  overflow: hidden;
  color: var(--text);
  transition: transform var(--transition);
}
.related-card:hover { transform: translateY(-2px); color: var(--text); opacity: 1; }
.related-card-image {
  width: 100px;
  min-height: 100px;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}
.related-card-body { padding: 1rem 1rem 1rem 0; }
.related-card-body h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
  line-height: 1.3;
}
.related-card-body p {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ─── Tags ───────────────────────────────────────────────────────────────── */
.tags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.tag {
  font-size: 0.7rem;
  padding: 0.25rem 0.75rem;
  background: var(--accent-glow);
  color: var(--accent);
  border-radius: 100px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ─── Shelf, Reflections, About ──────────────────────────────────────────── */
.shelf-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 3rem;
}
.shelf-section-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent);
}
.shelf-month { margin-bottom: 2rem; }
.month-label {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.shelf-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.shelf-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  display: flex;
  gap: 1rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition);
}
.shelf-card:hover { transform: translateY(-2px); }
.shelf-cover {
  width: 60px;
  height: 90px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.reflections-stream {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}
.reflection-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}
.reflection-date { text-align: right; }
.reflection-date time { font-size: 0.85rem; color: var(--muted); font-weight: 500; }
.reflection-mood { display: block; margin-top: 0.5rem; font-size: 0.75rem; color: var(--accent); font-style: italic; }
.reflection-body h3 { font-family: var(--font-heading); font-size: 1.2rem; margin-bottom: 0.5rem; }

.about-page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
}
.about-hero {
  background: linear-gradient(135deg, var(--surface-warm) 0%, var(--bg) 60%);
  border-bottom: 1px solid var(--border);
  padding: 5rem 2rem 3rem;
  text-align: center;
}
.about-hero-inner { max-width: 640px; margin: 0 auto; }
.about-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.about-lead {
  font-size: 1.15rem;
  color: var(--text-soft);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 3rem;
  padding-top: 3rem;
  align-items: start;
}
.about-content.prose {
  font-family: var(--font-prose);
  font-size: 1.05rem;
  line-height: 1.85;
}
.about-content.prose h2 { font-family: var(--font-heading); font-size: 1.6rem; margin: 2.5rem 0 1rem; }
.about-content.prose p { margin-bottom: 1.5rem; color: var(--text-soft); }
.about-sidebar { display: flex; flex-direction: column; gap: 1.5rem; position: sticky; top: 2rem; }
.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}
.about-card h3 {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 1rem;
}
.connect-links { list-style: none; }
.connect-links li { margin-bottom: 0.5rem; }
.connect-links a {
  display: flex;
  flex-direction: column;
  padding: 0.75rem;
  border-radius: var(--radius);
  transition: background 0.2s;
  text-decoration: none;
}
.connect-links a:hover { background: var(--surface-warm); }
.connect-label { font-size: 0.75rem; color: var(--muted); font-weight: 500; }
.connect-value { font-weight: 600; color: var(--text); }
.about-nav-links { list-style: none; }
.about-nav-links li { margin-bottom: 0.5rem; }
.about-nav-links a {
  display: block;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  color: var(--text-soft);
  transition: background 0.2s, color 0.2s;
}
.about-nav-links a:hover { background: var(--surface-warm); color: var(--accent); }

/* ─── Articles Read ──────────────────────────────────────────────────────── */
.page-meta {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.75rem;
}

.articles-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.article-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
}
.article-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.article-card-link {
  display: block;
  padding: 1.5rem;
  color: var(--text);
}
.article-card-link:hover { color: var(--text); opacity: 1; }
.article-source {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 700;
  display: block;
  margin-bottom: 0.5rem;
}
.article-card h2 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  line-height: 1.35;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}
.article-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

/* ─── Writing Ideas ──────────────────────────────────────────────────────── */
.ideas-section {
  max-width: var(--max-width);
  margin: 0 auto 3rem;
  padding: 0 2rem;
}
.ideas-category-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.02em;
}
.ideas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}
.idea-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}
.idea-card-link { display: block; color: var(--text); }
.idea-card-link:hover { color: var(--text); opacity: 1; transform: translateY(-3px); }
.idea-card-image {
  height: 160px;
  background-size: cover;
  background-position: center;
}
.idea-card-body { padding: 1.25rem; }
.idea-card:hover { box-shadow: var(--shadow-lg); }
.idea-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}
.idea-status {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}
.idea-status--idea { background: #FFF8E1; color: #F57F17; }
.idea-status--researching { background: #E8F5E9; color: #2E7D32; }
.idea-status--drafting { background: #E3F2FD; color: #1565C0; }
.idea-status--unresolved { background: #F3E5F5; color: #6A1B9A; }
.idea-status--seed { background: #ECEFF1; color: #546E7A; }
.idea-date { font-size: 0.75rem; color: var(--muted); }
.idea-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  line-height: 1.35;
  margin-bottom: 0.6rem;
}
.idea-card > p {
  font-size: 0.875rem;
  color: var(--text-soft);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}
.idea-links {
  list-style: none;
  margin: 0.75rem 0;
  padding: 0;
}
.idea-links li { margin-bottom: 0.35rem; }
.idea-links a {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
}
.idea-link-count { font-size: 0.75rem; color: var(--accent); font-weight: 600; margin: 0.5rem 0; }

.idea-single { padding-bottom: 4rem; }
.idea-hero {
  min-height: 42vh;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
}
.idea-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.92), rgba(26,26,26,0.25) 60%);
}
.idea-hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 2rem;
  width: 100%;
  color: var(--white);
}
.idea-hero-content h1,
.idea-header-plain h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
}
.idea-category-label {
  display: block;
  font-size: 0.8rem;
  opacity: 0.85;
  margin-top: 0.35rem;
}
.idea-header-plain {
  max-width: var(--max-width);
  margin: 2rem auto 0;
  padding: 0 2rem;
}
.idea-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 2rem 2rem 0;
}
.idea-lead {
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--text-soft);
  margin-bottom: 2rem;
}
.idea-notes h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  margin-bottom: 1rem;
}
.idea-sources h3,
.idea-links-section h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  margin: 2rem 0 0.75rem;
}
.source-list, .idea-links-full {
  list-style: none;
  margin-bottom: 1.5rem;
}
.source-list li, .idea-links-full li { margin-bottom: 0.5rem; }
.source-list a, .idea-links-full a { font-weight: 600; }

.idea-workspace-label {
  font-size: 0.85rem;
  font-style: italic;
  opacity: 0.9;
  margin: 0.25rem 0 0;
}

.idea-concept-callout {
  background: linear-gradient(135deg, #FFF8E1 0%, #FFF3E0 100%);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
}

.idea-concept-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

.idea-concept-text {
  font-size: 1.05rem;
  line-height: 1.65;
  margin: 0;
  color: var(--text);
}

.idea-concepts-section,
.idea-articles-section {
  margin: 2.5rem 0;
}

.idea-concepts-section h2,
.idea-articles-section h2,
.idea-notes h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text);
}

.idea-concepts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.idea-concept-chip {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background: var(--surface-warm);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--text);
}

.idea-concept-chip--linked {
  color: var(--accent);
  border-color: rgba(180, 83, 9, 0.25);
  transition: background var(--transition), border-color var(--transition);
}

.idea-concept-chip--linked:hover {
  background: #FFF8E1;
  border-color: var(--accent);
  opacity: 1;
}

.idea-articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.idea-article-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  color: var(--text);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.idea-article-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: rgba(180, 83, 9, 0.3);
  color: var(--text);
  opacity: 1;
}

.idea-article-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 0.5rem;
}

.idea-article-card p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
  margin: 0 0 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.idea-article-domain {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: lowercase;
}

.idea-notes-body h3,
.idea-notes-body h4 {
  font-size: 1rem;
  font-weight: 700;
  margin: 1.5rem 0 0.75rem;
}

.idea-notes-body h4 { font-size: 0.92rem; }

.idea-notes-body a {
  color: var(--accent);
  font-weight: 600;
  word-break: break-word;
}

@media (max-width: 768px) {
  .idea-articles-grid { grid-template-columns: 1fr; }
}

.idea-asides { margin: 2rem 0; display: flex; flex-direction: column; gap: 1rem; }

.idea-aside {
  display: flex;
  gap: 0.75rem;
  background: #FFFDE7;
  border: 1px solid #FFF59D;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin: 0;
}

.idea-aside-icon { flex-shrink: 0; font-size: 1.1rem; line-height: 1.5; }

.idea-aside p { margin: 0; line-height: 1.6; font-size: 0.95rem; }

.idea-quotes-section { margin: 2rem 0; display: flex; flex-direction: column; gap: 1.25rem; }

.idea-blockquote {
  margin: 0;
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--accent);
  background: var(--surface-warm);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.idea-blockquote p {
  margin: 0 0 0.5rem;
  font-style: italic;
  line-height: 1.65;
  font-size: 1rem;
}

.idea-blockquote cite {
  display: block;
  font-size: 0.82rem;
  font-style: normal;
  color: var(--muted);
}

.idea-sections { margin: 2.5rem 0; }

.idea-section-block {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.idea-section-block:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.idea-section-block h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.articles-grid--detailed {
  grid-template-columns: 1fr;
  gap: 2rem;
}
.article-card--detailed {
  display: grid;
  grid-template-columns: 280px 1fr;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}
.article-card-image {
  min-height: 220px;
  background-size: cover;
  background-position: center;
}
.article-card-inner { padding: 1.75rem; }
.article-notes {
  margin: 1rem 0;
  padding: 1rem;
  background: var(--surface-warm);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-soft);
}
.article-notes strong { color: var(--text); display: block; margin-bottom: 0.35rem; }

.paper-card--detailed {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  background: var(--surface);
}
.paper-card-image {
  border-radius: var(--radius);
  min-height: 120px;
  background-size: cover;
  background-position: center;
}
.paper-notes {
  margin: 0.75rem 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text-soft);
}

.iconic-grid--detailed { grid-template-columns: 1fr; gap: 2rem; }
.iconic-card--detailed {
  display: grid;
  grid-template-columns: 240px 1fr;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}
.iconic-cover {
  min-height: 280px;
  background-size: cover;
  background-position: center;
}
.iconic-notes {
  margin: 1rem 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ─── Iconic Bitch ───────────────────────────────────────────────────────── */
.page-hero--accent {
  background: linear-gradient(180deg, var(--accent-glow) 0%, var(--bg) 100%);
}
.iconic-grid {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 2rem 3rem;
  display: grid;
  gap: 1.5rem;
}
.iconic-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.iconic-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.iconic-card-link {
  display: block;
  padding: 2rem;
  color: var(--text);
}
.iconic-card-link:hover { color: var(--text); opacity: 1; }
.iconic-type {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 700;
}
.iconic-card h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  margin: 0.5rem 0 0.25rem;
  letter-spacing: -0.02em;
}
.iconic-author {
  font-size: 0.9rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 0.75rem;
}
.iconic-excerpt {
  font-size: 0.95rem;
  color: var(--text-soft);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.iconic-footer-note {
  max-width: 900px;
  margin: 0 auto 4rem;
  padding: 0 2rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

/* ─── Shelf enhancements ─────────────────────────────────────────────────── */
.shelf-quick-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}
.shelf-quick-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  padding: 0.5rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: 100px;
  transition: all var(--transition);
}
.shelf-quick-link:hover {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.shelf-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto 1.5rem;
  padding: 0 2rem;
}
.shelf-section--featured {
  background: linear-gradient(180deg, var(--surface-warm) 0%, var(--bg) 100%);
  padding: 2.5rem 0;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.shelf-section--featured .shelf-section-header,
.shelf-section--featured .shelf-items {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}
.shelf-card--featured {
  border-left: 3px solid var(--accent);
}
.shelf-card-excerpt {
  font-size: 0.85rem;
  color: var(--text-soft);
  line-height: 1.6;
  margin-top: 0.5rem;
}
.shelf-items--articles {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.shelf-card--compact { padding: 1rem; }

/* ─── Courses page ─────────────────────────────────────────────────────────── */
.courses-board {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}
.courses-column-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  text-transform: capitalize;
}
.courses-count {
  font-size: 0.85rem;
  color: var(--muted);
  font-family: var(--font-body);
}
.course-card {
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.35rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}
.course-card h3 { font-size: 1rem; margin: 0.5rem 0; }
.course-card h3 a { color: var(--text); }
.course-card h3 a:hover { color: var(--accent); }
.course-meta, .course-notes { font-size: 0.85rem; color: var(--muted); margin: 0.35rem 0; }
.course-category { font-size: 0.75rem; color: var(--muted); }
.courses-empty { font-size: 0.85rem; color: var(--muted); font-style: italic; }
.admin-inline-link { color: var(--accent) !important; font-weight: 600; }

/* ─── Admin toolbar (logged-in on public site) ─────────────────────────────── */
.admin-toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.4rem 2rem;
  background: #1A1A1A;
  color: #E5E5E0;
  font-size: 0.78rem;
}
.admin-toolbar-label {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #8A8A82;
}
.admin-toolbar-link {
  color: #E5E5E0;
  opacity: 0.9;
}
.admin-toolbar-link:hover { color: #fff; opacity: 1; }
.admin-toolbar-link--primary {
  background: #2D4A3E;
  padding: 0.2rem 0.65rem;
  border-radius: 4px;
  color: #fff !important;
}

@media (max-width: 900px) {
  .courses-board { grid-template-columns: 1fr; }
}

/* ─── Home reading spaces ────────────────────────────────────────────────── */
.reading-spaces {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 2rem;
  border-top: 1px solid var(--border);
}
.reading-spaces-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}
@media (max-width: 1100px) {
  .reading-spaces-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ─── Research Papers ────────────────────────────────────────────────────── */
.filter-tabs--secondary {
  padding-top: 0;
  margin-top: -1rem;
}
.filter-tab--small {
  font-size: 0.72rem;
  padding: 0.35rem 0.9rem;
}
.papers-list {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.paper-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: box-shadow var(--transition), transform var(--transition);
}
.paper-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.paper-card-link {
  display: block;
  padding: 1.75rem;
  color: var(--text);
}
.paper-card-link:hover { color: var(--text); opacity: 1; }
.paper-card-meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.6rem;
}
.paper-type {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
}
.paper-year {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 600;
}
.paper-card h2 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  line-height: 1.35;
  margin-bottom: 0.4rem;
  letter-spacing: -0.01em;
}
.paper-authors {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.75rem;
}
.paper-excerpt {
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}

/* ─── Solo Date ──────────────────────────────────────────────────────────── */
.page-hero--warm {
  background: linear-gradient(180deg, #FFF8F0 0%, var(--bg) 100%);
}
.solo-timeline {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 2rem 5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.solo-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.solo-card-date time {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}
.solo-activity {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
}
.solo-card-body h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}
.solo-location {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.solo-mood {
  display: inline-block;
  font-size: 0.7rem;
  font-style: italic;
  color: var(--accent-light);
  margin-bottom: 0.75rem;
}
.solo-notes {
  font-family: var(--font-prose);
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.75;
  margin-bottom: 0.75rem;
}

/* ─── Travel ─────────────────────────────────────────────────────────────── */
.travel-gallery {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.travel-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.travel-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.travel-card-link { display: block; color: var(--text); }
.travel-card-link:hover { color: var(--text); opacity: 1; }
.travel-card-image {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
  background-color: var(--bg-warm);
}
.travel-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5), transparent 50%);
}
.travel-card-status {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  font-weight: 700;
  background: rgba(0,0,0,0.35);
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
}
.travel-card-body { padding: 1.5rem; }
.travel-card-body h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  margin-bottom: 0.25rem;
}
.travel-destination {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.travel-excerpt {
  font-size: 0.875rem;
  color: var(--text-soft);
  line-height: 1.6;
}
.travel-checklist-count {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
}

.travel-single { padding-bottom: 4rem; }
.travel-hero {
  width: 100%;
  min-height: 50vh;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
}
.travel-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.88) 0%, rgba(26,26,26,0.25) 60%);
}
.travel-hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 2rem;
  width: 100%;
  color: var(--white);
}
.travel-type-badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  background: rgba(255,255,255,0.15);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}
.travel-hero-content h1,
.travel-header-plain h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}
.travel-hero-dest { opacity: 0.85; font-size: 1.05rem; }
.travel-header-plain {
  max-width: var(--max-width);
  margin: 3rem auto 0;
  padding: 0 2rem;
  text-align: center;
}
.travel-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 0;
}
.travel-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--surface-warm);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.travel-meta-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.travel-notes { margin-bottom: 2rem; color: var(--text-soft); line-height: 1.75; }
.travel-checklist-section h3,
.travel-links-section h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}
.travel-checklist { list-style: none; margin-bottom: 2rem; }
.travel-checklist-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
  color: var(--text-soft);
}
.travel-checklist-item.done {
  color: var(--muted);
  text-decoration: line-through;
  text-decoration-color: var(--border);
}
.check-icon {
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}
.travel-links { list-style: none; margin-bottom: 2rem; }
.travel-links li { margin-bottom: 0.5rem; }
.travel-links a { font-weight: 600; }
.travel-tags { margin-bottom: 2rem; }

/* ─── Journalism ─────────────────────────────────────────────────────────── */
.journalism-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.journalism-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.journalism-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.journalism-card-link { display: block; color: var(--text); }
.journalism-card-image {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}
.journalism-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.45), transparent 50%);
}
.journalism-issue {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  font-weight: 700;
  background: rgba(0,0,0,0.35);
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
}
.journalism-card-body { padding: 1.5rem; }
.journalism-date { font-size: 0.8rem; color: var(--muted); }
.journalism-card-body h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  margin: 0.35rem 0;
}
.journalism-byline { font-size: 0.85rem; color: var(--accent); font-weight: 600; margin-bottom: 0.5rem; }
.journalism-excerpt { font-size: 0.9rem; color: var(--text-soft); line-height: 1.65; }

.journalism-single { padding-bottom: 4rem; }
.journalism-hero {
  min-height: 45vh;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
}
.journalism-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.9) 0%, rgba(26,26,26,0.2) 60%);
}
.journalism-hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 2rem;
  width: 100%;
  color: var(--white);
}
.journalism-type-badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  background: rgba(255,255,255,0.15);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}
.journalism-hero-content h1,
.journalism-header-plain h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.03em;
}
.journalism-hero-meta { opacity: 0.85; margin-top: 0.5rem; }
.journalism-header-plain {
  max-width: var(--max-width);
  margin: 3rem auto 0;
  padding: 0 2rem;
  text-align: center;
}
.journalism-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 0;
}
.journalism-tags { margin-top: 2rem; }
.external-link { margin-left: 1.5rem; font-weight: 600; }

.journalism-home-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 4rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.journalism-home-card a {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition);
}
.journalism-home-card a:hover { transform: translateY(-3px); }
.journalism-home-image {
  height: 140px;
  background-size: cover;
  background-position: center;
}
.journalism-home-body { padding: 1.25rem; }
.journalism-home-body time { font-size: 0.75rem; color: var(--muted); }
.journalism-home-body h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin: 0.35rem 0;
}
.journalism-home-body p { font-size: 0.85rem; color: var(--text-soft); line-height: 1.55; }
.section-link-inline { color: var(--accent); font-weight: 600; }

/* ─── Stories ────────────────────────────────────────────────────────────── */
.stories-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.story-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
}
.story-card-link { display: grid; grid-template-columns: 320px 1fr; color: var(--text); }
.story-card-image {
  min-height: 240px;
  background-size: cover;
  background-position: center;
  position: relative;
}
.story-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.4), transparent);
}
.story-card-label {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  font-weight: 700;
}
.story-card-body { padding: 2rem; }
.story-card-body h2 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  margin: 0.5rem 0;
}
.story-spotlight {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 4rem;
}
.story-spotlight-inner {
  min-height: 360px;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}
.story-spotlight-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.92) 0%, rgba(26,26,26,0.3) 70%);
}
.story-spotlight-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2.5rem;
  color: var(--white);
}
.story-spotlight-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  opacity: 0.85;
}
.story-spotlight-content h2 {
  font-family: var(--font-heading);
  font-size: 2rem;
  margin: 0.5rem 0;
}

/* ─── PopSci ───────────────────────────────────────────────────────────── */
.popsci-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.popsci-project-link { margin-top: 1rem; display: inline-block; }
.popsci-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform var(--transition);
}
.popsci-card:hover { transform: translateY(-4px); }
.popsci-card-image {
  height: 180px;
  background-size: cover;
  background-position: center;
  position: relative;
}
.popsci-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
}
.popsci-topic {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  font-weight: 700;
}
.popsci-card-body { padding: 1.25rem; }
.popsci-card-body h2 { font-family: var(--font-heading); font-size: 1.15rem; margin-bottom: 0.35rem; }
.popsci-card-body p { font-size: 0.85rem; color: var(--text-soft); line-height: 1.55; }

.popsci-single-hero {
  min-height: 40vh;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
}
.popsci-single-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,26,26,0.88), transparent 60%);
}
.popsci-single-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 2rem;
  width: 100%;
  color: var(--white);
}
.popsci-single-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}
.popsci-single-container {
  max-width: 640px;
  margin: 0 auto;
  padding: 2.5rem 2rem 4rem;
}
.popsci-lead { font-size: 1.1rem; line-height: 1.75; color: var(--text-soft); margin-bottom: 1rem; }
.popsci-qr-note {
  font-size: 0.9rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: var(--surface-warm);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}
.popsci-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }

.popsci-home-scroll {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 4rem;
  display: flex;
  gap: 1rem;
  overflow-x: auto;
}
.popsci-home-card {
  flex: 0 0 160px;
  text-align: center;
  color: var(--text);
}
.popsci-home-thumb {
  width: 160px;
  height: 160px;
  border-radius: var(--radius);
  background-size: cover;
  background-position: center;
  margin-bottom: 0.5rem;
  border: 1px solid var(--border);
}
.popsci-home-card span { font-size: 0.8rem; font-weight: 600; }

/* ─── Projects grid & reflection teaser ──────────────────────────────────── */
.projects-grid-section,
.journalism-home-section,
.popsci-home-section,
.reflection-teaser {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-bottom: 1rem;
}
.projects-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 4rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.project-card-link { display: block; color: var(--text); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); background: var(--surface); }
.project-card-image {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
}
.project-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.35), transparent);
}
.project-card-body { padding: 1.5rem; }
.project-card-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 700;
}
.project-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin: 0.35rem 0;
}
.reflection-teaser-body {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 4rem;
  background: var(--surface-warm);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  margin-left: 2rem;
  margin-right: 2rem;
  margin-bottom: 3rem;
}
.reflection-teaser-body h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}
.reflection-teaser-body p {
  color: var(--text-soft);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.reading-space-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.reading-space-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.reading-space-card a {
  display: block;
  color: var(--text);
}
.reading-space-card a:hover { color: var(--text); opacity: 1; }
.reading-space-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 700;
  display: block;
  margin-bottom: 0.5rem;
}
.reading-space-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}
.reading-space-card p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

.status-badge {
  font-size: 0.65rem;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.status-want-to-read, .status-want-to-watch, .status-want-to-take { background: #FFF3E0; color: #E65100; }
.status-reading, .status-in-progress { background: #E8F5E9; color: #2E7D32; }
.status-finished, .status-completed, .status-watched, .status-read { background: #E3F2FD; color: #1565C0; }
.rating { font-size: 0.85rem; color: #C8960C; font-weight: 600; }

.muted { color: var(--muted); font-size: 0.9rem; }
.empty-state { color: var(--muted); text-align: center; padding: 3rem; font-style: italic; }
.public-main { min-height: calc(100vh - 200px); }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 2rem;
  margin-top: 2rem;
  background: var(--bg-warm);
}
.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--muted);
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a {
  color: var(--muted);
  font-weight: 500;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-links a { color: var(--muted); font-weight: 500; }
.footer-links a:hover { color: var(--accent); }

/* ─── Login ──────────────────────────────────────────────────────────────── */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: linear-gradient(135deg, var(--bg), var(--bg-warm));
}
.login-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}
.login-title { font-family: var(--font-heading); font-size: 2rem; text-align: center; margin-bottom: 0.5rem; }
.login-subtitle { text-align: center; color: var(--muted); margin-bottom: 2rem; }
.login-form .form-group { margin-bottom: 1.25rem; }
.login-form label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5rem; }
.login-form input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font-body);
  background: var(--surface);
  color: var(--text);
  transition: border-color var(--transition);
}
.login-form input:focus { outline: none; border-color: var(--accent); }
.login-error { color: #c62828; font-size: 0.85rem; margin-bottom: 1rem; min-height: 1.2em; }
.btn-full { width: 100%; justify-content: center; }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .essays-grid { grid-template-columns: 1fr 1fr; }
  .essay-card--wide { grid-column: span 2; }
  .writings-masonry { grid-template-columns: 1fr 1fr; }
  .featured-hero-link { grid-template-columns: 1fr; }
  .featured-hero-image { min-height: 220px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-sidebar { position: static; flex-direction: row; flex-wrap: wrap; }
  .about-card { flex: 1; min-width: 240px; }
  .articles-grid, .ideas-grid { grid-template-columns: 1fr; }
  .article-card--detailed, .iconic-card--detailed, .paper-card--detailed { grid-template-columns: 1fr; }
  .reading-spaces-grid { grid-template-columns: 1fr; }
  .shelf-items--articles { grid-template-columns: 1fr; }
  .solo-card { grid-template-columns: 1fr; gap: 0.5rem; }
  .travel-gallery { grid-template-columns: 1fr; }
  .journalism-grid { grid-template-columns: 1fr; }
  .journalism-home-grid { grid-template-columns: 1fr; }
  .popsci-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .story-card-link { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 1rem 2rem;
    gap: 1rem;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .hero--image { min-height: 70vh; }
  .hero-title { font-size: 2.5rem; }
  .essays-grid { grid-template-columns: 1fr; }
  .essay-card--wide { grid-column: span 1; }
  .essay-card--wide .essay-card-link { grid-template-columns: 1fr; }
  .writings-masonry { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .reflection-item { grid-template-columns: 1fr; gap: 0.5rem; }
  .reflection-date { text-align: left; }
  .footer-content { flex-direction: column; gap: 1rem; text-align: center; }
  .writing-hero { min-height: 45vh; }
}

/* Reading shelves — books, articles, papers */
.reading-status-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tab-count {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.1rem 0.45rem;
  font-size: 0.75rem;
  border-radius: 999px;
  background: var(--surface-alt, rgba(0,0,0,0.06));
}

.reading-shelf-section {
  margin-bottom: 2.5rem;
}

.reading-shelf-heading {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: capitalize;
  color: var(--text-muted);
}

.reading-shelf-empty {
  color: var(--text-muted);
  font-style: italic;
  padding: 1rem 0;
}

.books-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}

.book-card {
  background: var(--surface, #fff);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.book-card-cover {
  height: 160px;
  background-size: cover;
  background-position: center;
}

.book-card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.book-card-status {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.book-card-author,
.book-card-category {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

.book-card-notes {
  font-size: 0.85rem;
  line-height: 1.5;
  margin: 0.25rem 0 0;
}

.shelf-section-links {
  display: flex;
  gap: 1rem;
}

.kanban-board--two {
  grid-template-columns: 1fr 1fr;
}

.admin-header-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag--shelf {
  text-transform: capitalize;
}

@media (max-width: 768px) {
  .kanban-board--two {
    grid-template-columns: 1fr;
  }
}

/* Image placeholders when hero/cover URL missing */
.media-cover {
  background-size: cover;
  background-position: center;
  background-color: var(--surface-alt);
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), box-shadow var(--transition);
  overflow: hidden;
  position: relative;
}

.media-cover--placeholder {
  background-image:
    linear-gradient(110deg, var(--surface-alt) 0%, #f5f3ee 45%, var(--surface-alt) 90%);
  background-size: 200% 100%;
  animation: shimmer 2.8s ease-in-out infinite;
}

.media-cover-glyph {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.35;
}

.media-cover-glyph::before {
  content: '';
  width: 2.5rem;
  height: 2.5rem;
  border: 2px solid var(--accent);
  border-radius: 50%;
  opacity: 0.4;
}

.media-cover--science.media-cover--placeholder { background-image: linear-gradient(135deg, #e8f0ec 0%, #dce8e2 50%, #e8f0ec 100%); }
.media-cover--journal.media-cover--placeholder { background-image: linear-gradient(135deg, #ebe8f0 0%, #e0dce8 50%, #ebe8f0 100%); }
.media-cover--travel.media-cover--placeholder { background-image: linear-gradient(135deg, #e8eef0 0%, #dce4e8 50%, #e8eef0 100%); }
.media-cover--book.media-cover--placeholder { background-image: linear-gradient(135deg, #f0ebe8 0%, #e8e0dc 50%, #f0ebe8 100%); }
.media-cover--idea.media-cover--placeholder { background-image: linear-gradient(135deg, #f0f0e8 0%, #e8e8dc 50%, #f0f0e8 100%); }
.media-cover--popsci.media-cover--placeholder { background-image: linear-gradient(135deg, #e8f0f5 0%, #dce8f0 50%, #e8f0f5 100%); }
.media-cover--story.media-cover--placeholder { background-image: linear-gradient(135deg, #f0e8ec 0%, #e8dce4 50%, #f0e8ec 100%); }

.book-card-category-tag {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 0.15rem;
}

/* Home shelf preview */
.shelf-home-section {
  margin: 3rem 0;
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.shelf-home-block {
  margin-bottom: 1.75rem;
}

.shelf-home-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.shelf-home-label a {
  color: var(--text);
}

.shelf-home-items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.shelf-home-chip {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface, #fff);
  min-width: 180px;
  max-width: 280px;
}

.shelf-home-chip strong {
  font-size: 0.9rem;
  line-height: 1.3;
}

.shelf-home-chip span {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: capitalize;
}

.shelf-home-items--books {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.shelf-home-book {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface, #fff);
}

.shelf-home-book-cover {
  width: 48px;
  height: 64px;
  border-radius: 4px;
  flex-shrink: 0;
}

.shelf-home-book-cat {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 0.15rem;
}

.solo-card-image {
  width: 100%;
  height: 160px;
  border-radius: 8px;
  margin-bottom: 0.85rem;
}

/* ─── Study Notes (public) ──────────────────────────────────────────────────── */
.page-header--compact { margin-bottom: 2rem; }

.breadcrumb {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.breadcrumb a { color: var(--accent); }
.breadcrumb span { margin: 0 0.35rem; opacity: 0.45; }

.public-notebook-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.public-notebook-card {
  color: inherit;
  display: block;
  transition: transform 0.2s ease;
}

.public-notebook-card:hover {
  transform: translateY(-3px);
  color: inherit;
}

.public-notebook-paper {
  background: var(--surface-warm);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 1.65rem;
  box-shadow: var(--shadow-sm);
  min-height: 160px;
  display: flex;
  flex-direction: column;
  border-left: 3px solid var(--accent);
}

.public-notebook-subject {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.public-notebook-paper h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 0.45rem;
  line-height: 1.3;
  color: var(--text);
}

.public-notebook-paper p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
  flex: 1;
}

.public-notebook-meta {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.85rem;
}

.public-note-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 720px;
}

.public-note-card {
  color: inherit;
  display: block;
}

.public-note-card:hover { color: inherit; }

.public-note-paper {
  background: var(--surface-warm);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.35rem 1.5rem;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.public-note-card:hover .public-note-paper {
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

.public-note-paper h2 {
  font-family: var(--font-prose);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
  color: var(--text);
}

.public-note-paper p {
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.55;
  margin-bottom: 0.5rem;
}

.public-note-paper time {
  font-size: 0.75rem;
  color: var(--muted);
}

.public-main--reading {
  max-width: var(--reading-width);
  margin: 0 auto;
}

.note-reading {
  background: var(--surface-warm);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem 2.25rem 2.5rem;
  box-shadow: var(--shadow-sm);
}

.note-reading-header { margin-bottom: 2rem; }

.note-reading-header h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 4vw, 2rem);
  line-height: 1.2;
  margin: 0.35rem 0 0.5rem;
}

.note-reading-date {
  font-size: 0.82rem;
  color: var(--muted);
}

.note-reading-body.prose {
  font-family: var(--font-prose);
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text);
}

.note-reading-body.prose p { margin-bottom: 1.25rem; }
.note-reading-body.prose h2 { font-family: var(--font-heading); font-size: 1.35rem; margin: 2rem 0 0.75rem; }
.note-reading-body.prose h3 { font-size: 1.1rem; margin: 1.5rem 0 0.5rem; }
.note-reading-body.prose ul, .note-reading-body.prose ol { margin: 0 0 1.25rem 1.25rem; }
.note-reading-body.prose li { margin-bottom: 0.35rem; }
.note-reading-body.prose strong { font-weight: 600; }
.note-reading-body.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.92rem;
}
.note-reading-body.prose th,
.note-reading-body.prose td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}
.note-reading-body.prose th {
  background: var(--surface-alt);
  font-weight: 600;
}
.note-reading-body.prose blockquote {
  margin: 1.25rem 0;
  padding-left: 1rem;
  border-left: 3px solid var(--accent);
  color: var(--text-soft);
}
.note-reading-body.prose a { color: var(--accent); }
.note-reading-body.prose code {
  background: rgba(0,0,0,0.05);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  font-size: 0.9em;
}

.note-reading-nav {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.note-reading-nav h3 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.note-reading-nav ul { list-style: none; }
.note-reading-nav li { margin-bottom: 0.45rem; }
.note-reading-nav a { font-size: 0.92rem; }

@media (max-width: 768px) {
  .public-notebook-grid { grid-template-columns: 1fr; }
  .note-reading { padding: 1.5rem 1.25rem 2rem; }
}

@media (min-width: 768px) and (max-width: 1024px) {
  .public-notebook-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ═══════════════════════════════════════════════════════════════════════════
   UI Refresh v3 — fluid cards, mesh heroes, image wraps
   ═══════════════════════════════════════════════════════════════════════════ */

.hero--mesh:not(.hero--image),
.page-hero--mesh,
.page-header--mesh {
  position: relative;
  overflow: hidden;
}

.hero--mesh:not(.hero--image)::before,
.page-hero--mesh::before,
.page-header--mesh::before {
  content: '';
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle at 20% 30%, rgba(45,74,62,0.12) 0%, transparent 45%),
    radial-gradient(circle at 80% 20%, rgba(61,107,88,0.1) 0%, transparent 40%),
    radial-gradient(circle at 60% 90%, rgba(237,234,227,0.8) 0%, transparent 50%);
  animation: mesh-drift 18s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.hero--mesh .hero-content,
.page-hero--mesh > *,
.page-header--mesh > * {
  position: relative;
  z-index: 1;
}

.card-lift {
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}

@media (hover: hover) {
  .card-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
  }
}

.featured-hero-link.card-lift {
  border: 1px solid rgba(255,255,255,0.6);
  background: var(--gradient-card);
}

.essay-card-image-wrap,
.masonry-card-image-wrap,
.project-card-image-wrap,
.journalism-card-image-wrap,
.journalism-home-image,
.story-card-image-wrap,
.travel-card-image-wrap,
.popsci-card-image-wrap,
.popsci-single-hero-wrap,
.story-spotlight-inner-wrap {
  position: relative;
  overflow: hidden;
}

.story-spotlight-inner-wrap {
  min-height: 360px;
  border-radius: var(--radius-lg);
}

.story-spotlight-inner-wrap .story-spotlight-inner,
.story-spotlight-inner-wrap .media-cover {
  position: absolute;
  inset: 0;
  min-height: 100%;
}

.story-spotlight-inner-wrap .story-spotlight-overlay,
.popsci-single-hero-wrap .popsci-single-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.story-spotlight-inner-wrap .story-spotlight-content,
.popsci-single-hero-wrap .popsci-single-content {
  position: absolute;
  z-index: 2;
}

.popsci-single-hero-wrap {
  min-height: 340px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.popsci-single-hero-wrap .popsci-single-hero {
  position: absolute;
  inset: 0;
}

.popsci-card-image-wrap .popsci-topic,
.masonry-card-image-wrap .masonry-card-type,
.travel-card-image-wrap .travel-card-status,
.journalism-card-image-wrap .journalism-issue,
.story-card-image-wrap .story-card-label {
  position: absolute;
  z-index: 2;
}

.essay-card-image-wrap .essay-card-overlay,
.masonry-card-image-wrap .masonry-card-overlay,
.project-card-image-wrap .project-card-overlay,
.journalism-card-image-wrap .journalism-card-overlay,
.journalism-home-image + .journalism-card-overlay,
.story-card-image-wrap .story-card-overlay,
.travel-card-image-wrap .travel-card-overlay,
.popsci-card-image-wrap .popsci-card-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.filter-tabs {
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35rem;
  gap: 0.25rem;
}

.filter-tab {
  border-radius: 999px;
  padding: 0.5rem 1.1rem;
  border: none;
  background: transparent;
}

.filter-tab.active {
  background: var(--accent);
  color: white;
  box-shadow: 0 2px 8px var(--accent-glow);
}

.filter-tab:hover:not(.active) {
  background: var(--accent-soft);
  color: var(--accent);
}

.reading-space-card {
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.65);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.reflection-teaser.card-lift {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-sm);
}

.shelf-cover.media-cover {
  width: 60px;
  height: 90px;
  border-radius: 4px;
  flex-shrink: 0;
}

.shelf-home-chip,
.shelf-home-book {
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

@media (hover: hover) {
  .shelf-home-chip:hover,
  .shelf-home-book:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--accent);
  }
}

.site-header {
  border-bottom-color: var(--border);
}

.login-theme-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 20;
}

.public-notebook-paper,
.note-list-paper,
.digital-paper {
  transition: box-shadow 0.35s ease, transform 0.35s ease;
}

@media (hover: hover) {
  .public-notebook-card:hover .public-notebook-paper,
  .public-note-card:hover .public-note-paper {
    box-shadow: 0 8px 28px rgba(20,24,22,0.08);
  }
}

/* ─── Activities (LinkedIn feed) ─────────────────────────────────────────── */
.activities-home-section,
.activities-feed-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

.activities-feed {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.activities-feed--page {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 2rem 5rem;
}

.activity-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.activity-card-link {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0;
  color: var(--text);
}

.activity-card--full .activity-card-link {
  grid-template-columns: 220px 1fr;
}

.activity-card-image {
  width: 100%;
  height: 100%;
  min-height: 120px;
  object-fit: cover;
}

.activity-card-image--wide {
  min-height: 160px;
}

.activity-card-body {
  padding: 1.25rem 1.5rem;
}

.activity-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.activity-card-meta time {
  font-size: 0.8rem;
  color: var(--muted);
}

.activity-kind {
  display: inline-block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: 100px;
  background: var(--surface-warm);
  color: var(--accent);
}

.activity-kind--project { background: rgba(64, 145, 108, 0.15); color: var(--accent-light); }
.activity-kind--repost { background: rgba(10, 102, 194, 0.12); color: var(--linkedin); }
.activity-kind--video { background: rgba(139, 92, 246, 0.12); color: #6D28D9; }
.activity-kind--post { background: var(--accent-glow); color: var(--accent); }

.activity-kind--hero {
  background: rgba(255,255,255,0.18);
  color: var(--white);
  margin-bottom: 0.75rem;
}

.activity-repost-of {
  font-size: 0.82rem;
  color: var(--linkedin);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.activity-repost-of--hero { color: rgba(255,255,255,0.85); }

.activity-card-body h2,
.activity-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

.activity-excerpt {
  font-size: 0.92rem;
  color: var(--text-soft);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}

.activity-tags { margin-top: 0.75rem; }

.activity-linkedin-link {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--linkedin);
  color: var(--white);
  font-weight: 800;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  box-shadow: var(--shadow);
  z-index: 2;
}

.activity-linkedin-link:hover {
  background: #004182;
  color: var(--white);
  transform: scale(1.05);
}

.activity-single { padding-bottom: 4rem; }

.activity-hero {
  min-height: 42vh;
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  align-items: flex-end;
}

.activity-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.92) 0%, rgba(27,67,50,0.35) 55%, rgba(15,23,42,0.25) 100%);
}

.activity-hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.5rem 2rem;
  width: 100%;
  color: var(--white);
}

.activity-hero-content h1,
.activity-header-plain h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  letter-spacing: -0.03em;
  max-width: 720px;
}

.activity-hero-meta { opacity: 0.85; margin-top: 0.5rem; font-size: 0.95rem; }

.activity-header-plain {
  max-width: var(--max-width);
  margin: 3rem auto 0;
  padding: 0 2rem;
}

.activity-container {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 0;
}

.activity-footer {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.activity-footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

@media (max-width: 768px) {
  .activity-card-link,
  .activity-card--full .activity-card-link {
    grid-template-columns: 1fr;
  }

  .activity-card-image,
  .activity-card-image--wide {
    min-height: 180px;
  }

  .activity-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    justify-content: flex-start;
    max-width: calc(100vw - 5rem);
    padding-bottom: 0.25rem;
  }

  .nav-links::-webkit-scrollbar { display: none; }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
}