/* ----- RESET & VARIABLES (auto dark/light) ----- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --font-heading: 'Product Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Product Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Lilex', 'SF Mono', 'Fira Code', monospace;
  --transition: 0.2s ease;
  --gap: 1rem;
  --radius: 0px;
}

/* dark mode (default) */
[data-theme="dark"] {
  --bg-body: #070312;
  --bg-card: rgba(18, 8, 32, 0.6);
  --bg-card-hover: rgba(26, 11, 46, 0.8);
  --border-card: rgba(157, 78, 221, 0.2);
  --border-card-hover: rgba(157, 78, 221, 0.7);
  --text-primary: #f0edf5;
  --text-secondary: #c4b5d4;
  --text-muted: rgba(240, 237, 245, 0.72);
  --accent: #b07cf0;
  --accent-soft: rgba(157, 78, 221, 0.1);
  --shadow: rgba(157, 78, 221, 0.12);
  --navbar-bg: #070312;
  --burger-color: #b07cf0; /* accent color for burger */
  --log-hover-bg: rgba(157, 78, 221, 0.05);
  --spark-glow: rgba(157, 78, 221, 0.3);
}

/* light mode */
[data-theme="light"] {
  --bg-body: #f6f2fc;
  --bg-card: #ffffff;
  --bg-card-hover: #faf7ff;
  --border-card: rgba(120, 60, 180, 0.2);
  --border-card-hover: #7a2ebf;
  --text-primary: #170a26;
  --text-secondary: #3d2a5a;
  --text-muted: rgba(23, 10, 38, 0.68);
  --accent: #7a2ebf;
  --accent-soft: rgba(157, 78, 221, 0.06);
  --shadow: rgba(120, 60, 180, 0.06);
  --navbar-bg: #f6f2fc;
  --burger-color: #7a2ebf; /* accent color for burger */
  --log-hover-bg: rgba(120, 60, 180, 0.04);
  --spark-glow: rgba(120, 60, 180, 0.2);
}

/* ----- BASE ----- */
html {
  font-family: var(--font-body);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--bg-body);
  color: var(--text-primary);
  transition: background var(--transition), color var(--transition);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.container {
  max-width: 1400px !important;
  padding: 0 1.5rem !important;
}

/* ----- HEADINGS ----- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
}

/* ----- NAVBAR (Bulma) ----- */
.navbar {
  background: var(--navbar-bg) !important;
  border-bottom: 1px solid var(--border-card);
  transition: background var(--transition), border var(--transition);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 4.2rem;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  font-family: var(--font-heading);
}

.navbar .navbar-item {
  color: var(--text-muted) !important;
  transition: color 0.2s;
  font-weight: 500;
  letter-spacing: 0.3px;
  gap: 0.4rem;
  font-family: var(--font-heading);
}
.navbar .navbar-item i {
  font-size: 0.85rem;
  color: var(--accent);
  opacity: 0.7;
  transition: opacity 0.2s;
}
.navbar .navbar-item:hover i {
  opacity: 1;
}
.navbar .navbar-item:hover {
  color: var(--text-primary) !important;
  background: transparent !important;
}
.navbar .navbar-brand .navbar-item {
  color: var(--text-primary) !important;
  font-weight: 700;
  font-family: var(--font-heading);
}
.navbar .navbar-brand .navbar-item span {
  color: var(--accent);
}
.navbar .navbar-brand .navbar-item .subtitle {
  font-size: 0.5rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 400;
  display: block;
  margin-top: -2px;
  font-family: var(--font-mono);
}

.navbar-burger {
  color: var(--burger-color) !important;
}
.navbar-burger:hover {
  background: var(--bg-card-hover) !important;
}
.navbar-burger span {
  background-color: var(--burger-color) !important;
  height: 2px !important;
}

.nav-cta-large {
  color: var(--accent) !important;
  border: 2px solid var(--accent);
  padding: 0.5rem 1.8rem;
  border-radius: 0 !important;
  font-size: 0.8rem;
  font-weight: 700;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  background: transparent;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
}
.nav-cta-large i {
  font-size: 0.9rem;
  color: var(--accent);
  transition: color 0.2s;
}
.nav-cta-large:hover {
  background: var(--accent);
  color: var(--bg-body) !important;
  opacity: 1 !important;
}
.nav-cta-large:hover i {
  color: var(--bg-body);
}

/* ----- CONTACT + THEME ROW ----- */
.navbar-cta-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ----- THEME TOGGLE ----- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-card);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.9rem;
  border-radius: 0;
}
.theme-toggle:hover {
  border-color: var(--border-card-hover);
  color: var(--accent);
  background: var(--bg-card-hover);
}
.theme-toggle i {
  pointer-events: none;
}

/* ----- HERO - LEFT ALIGNED (homepage only) ----- */
.hero-section {
  padding: 5rem 0 4rem;
  background: transparent;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 720px;
}

/* decorative decode panel: hidden until there's room beside the text */
.hero-decode {
  display: none;
  position: relative;
  flex: 1 1 380px;
  min-width: 380px;
  user-select: none;
  pointer-events: none;
}

.hero-decode span {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.hero-decode span.word {
  font-weight: 600;
}

.hero-decode span.word.brand {
  font-weight: 700;
  letter-spacing: 0.5px;
}

@media (min-width: 1200px) {
  .hero-content {
    max-width: 1400px;
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 0;
  }

  .hero-text {
    max-width: 620px;
    flex: 1 1 auto;
  }

  .hero-decode {
    display: grid;
    grid-template-columns: repeat(32, 1fr);
    grid-template-rows: repeat(24, 1fr);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    line-height: 1;
  }

  .hero-decode::before {
    content: "";
    position: absolute;
    inset: -15%;
    background: radial-gradient(circle at center, var(--spark-glow) 0%, transparent 70%);
    filter: blur(24px);
    z-index: -1;
  }
}

.hero-text .badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-card);
  padding: 0.25rem 1.4rem;
  border-radius: 0 !important;
  margin-bottom: 1.2rem;
  font-family: var(--font-mono);
}

.hero-text h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin-bottom: 1rem;
  font-family: var(--font-heading);
}

.hero-text h1 .highlight {
  background: linear-gradient(135deg, var(--accent), #9f5ef0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 2rem;
  font-family: var(--font-body);
}

.hero-text .btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-square {
  border-radius: 0 !important;
  padding: 0.9rem 2.2rem;
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-width: 150px;
  min-height: 56px;
  font-family: var(--font-heading);
}
.btn-square-primary {
  background: var(--accent);
  color: var(--bg-body);
}
.btn-square-primary:hover {
  opacity: 0.8;
  transform: scale(0.96);
}
.btn-square-outline {
  border: 2px solid var(--border-card);
  color: var(--text-primary);
  background: transparent;
}
.btn-square-outline:hover {
  border-color: var(--text-primary);
  background: var(--bg-card-hover);
}

/* ----- SECTIONS (consistent alignment) ----- */
.section {
  padding: 4rem 0;
}

.section-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.3rem;
  font-family: var(--font-mono);
}

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 0.3rem;
  font-family: var(--font-heading);
}

.section-desc {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 600px;
  margin-bottom: 0.5rem;
  font-family: var(--font-body);
}

/* Investigation Cards */
.invest-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap);
  margin-top: 2rem;
}

.invest-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 0 !important;
  padding: 2rem 2rem;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 200px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.invest-card:hover {
  border-color: var(--border-card-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow);
}

.invest-card .tag {
  font-size: 0.55rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-card);
  padding: 0.1rem 0.9rem;
  border-radius: 0 !important;
  display: inline-block;
  margin-bottom: 0.6rem;
  width: fit-content;
  font-family: var(--font-mono);
}

.invest-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
  font-family: var(--font-heading);
}

.invest-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  font-family: var(--font-body);
}

.invest-card .explore-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.8rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ----- PISTON LOGS PREVIEW (homepage widget: bordered grid, no gutters) ----- */
.log-preview-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 2rem;
  border-top: 1px solid var(--border-card);
  border-left: 1px solid var(--border-card);
}

.log-preview-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.1rem 1.25rem;
  min-height: 110px;
  border-right: 1px solid var(--border-card);
  border-bottom: 1px solid var(--border-card);
  background: var(--bg-card);
  transition: background 0.2s;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.log-preview-item:hover {
  background: var(--bg-card-hover);
}

.log-preview-item.featured {
  grid-column: 1 / -1;
  padding: 1.3rem 1.5rem;
}

.log-preview-item .date {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  opacity: 0.8;
  font-family: var(--font-mono);
}

.log-preview-item .content {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.log-preview-item .title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 1rem;
  letter-spacing: -0.2px;
  font-family: var(--font-heading);
}

.log-preview-item.featured .title {
  font-size: 1.3rem;
}

.log-preview-item .summary {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
  font-family: var(--font-body);
}

.log-preview-status-dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: log-preview-status-pulse 2s ease-in-out infinite;
}

@keyframes log-preview-status-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ----- INDEX LIST (research & notes list pages) -----
   A flat, bordered-row index — deliberately not a card grid. Reads like
   a research/paper listing: date, title + summary, tag/status, arrow. */
.index-section {
  padding: 0.5rem 0 3rem;
}

.index-list {
  display: flex;
  flex-direction: column;
  margin-top: 1rem;
}

.index-row {
  display: grid;
  grid-template-columns: 185px 1fr auto auto;
  align-items: baseline;
  gap: 1.5rem;
  padding: 1.4rem 0.25rem;
  border-bottom: 1px solid var(--border-card);
  transition: background 0.2s;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.index-row:hover {
  background: var(--log-hover-bg);
}

.index-date {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  opacity: 0.8;
  font-family: var(--font-mono);
}

.index-info {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.index-title {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 1.05rem;
  letter-spacing: -0.2px;
  font-family: var(--font-heading);
}

.index-summary {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  font-family: var(--font-body);
}

.index-tags {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-self: end;
}

.index-tag,
.index-status {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border-card);
  white-space: nowrap;
  font-family: var(--font-mono);
}
.index-tag { color: var(--accent); }
.index-status { color: var(--text-primary); border-color: var(--border-card-hover); }

.index-arrow {
  color: var(--accent);
  font-size: 1.2rem;
  font-weight: 300;
  transition: transform 0.2s, opacity 0.2s;
  justify-self: end;
  opacity: 0.5;
  font-family: var(--font-mono);
}

.index-row:hover .index-arrow {
  transform: translateX(4px);
  opacity: 1;
}

/* ----- ABOUT / CREDIBILITY ----- */
.about-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  margin-top: 2rem;
  align-items: start;
}

.about-photo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.about-photo {
  width: 180px;
  height: 180px;
  border: 1px solid var(--border-card);
  object-fit: cover;
  background: var(--bg-card);
}

.about-photo.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  color: var(--text-muted);
  opacity: 0.5;
}

.about-photo-caption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  text-align: center;
}

.about-text p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1rem;
  font-family: var(--font-body);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.about-stat {
  border: 1px solid var(--border-card);
  padding: 1.5rem;
}

.about-stat .num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent);
  display: block;
  margin-bottom: 0.3rem;
}

.about-stat .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: var(--font-mono);
}

/* Commercial Grid */
.commercial-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--gap);
  margin-top: 2rem;
}

.commercial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 0 !important;
  padding: 2.5rem 2.5rem;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.commercial-card:hover {
  border-color: var(--border-card-hover);
  background: var(--bg-card-hover);
}

.commercial-card .badge {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-card);
  padding: 0.2rem 1rem;
  border-radius: 0 !important;
  display: inline-block;
  width: fit-content;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
}

.commercial-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
  font-family: var(--font-heading);
}

.commercial-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  font-family: var(--font-body);
}

.commercial-card .btn-square {
  margin-top: 1.2rem;
  align-self: flex-start;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: 0 !important;
  padding: 2.5rem 2.5rem;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.contact-card:hover {
  border-color: var(--border-card-hover);
  background: var(--bg-card-hover);
}

.contact-card .label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
  font-family: var(--font-mono);
}

.contact-card .label-icon {
  font-size: 1.1rem;
  color: var(--accent);
  line-height: 1;
}

.contact-card a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  font-family: var(--font-heading);
}
.contact-card a:hover {
  opacity: 0.7;
}

.contact-card .contact-item {
  margin-bottom: 0.6rem;
}

.contact-card .contact-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Footer */
.footer {
  background: var(--navbar-bg);
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border-card);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  max-width: 1400px;
  margin: 0 auto;
  transition: background var(--transition), border var(--transition);
  font-family: var(--font-body);
}
.footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.footer a i {
  font-size: 0.9rem;
}
.footer a:hover {
  color: var(--text-primary);
}
.footer .socials {
  display: flex;
  gap: 1.5rem;
}

/* ===== ACCESSIBILITY: visible keyboard focus ===== */
a:focus-visible,
button:focus-visible,
.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    scroll-behavior: auto !important;
    animation: none !important;
  }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-text h1 {
    font-size: 3.2rem;
  }
  .invest-grid {
    grid-template-columns: 1fr 1fr;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .about-photo-wrap {
    flex-direction: row;
    justify-content: flex-start;
  }
  .about-photo {
    width: 120px;
    height: 120px;
  }
  .about-photo.placeholder {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 3rem 0 2.5rem;
    min-height: auto;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-text h1 {
    font-size: 2.6rem;
  }
  .hero-text p {
    font-size: 1rem;
  }
  .btn-square {
    min-width: 120px;
    min-height: 46px;
    padding: 0.6rem 1.5rem;
    font-size: 0.8rem;
  }
  .invest-grid {
    grid-template-columns: 1fr;
  }
  .invest-card {
    min-height: 140px;
    padding: 1.5rem;
  }
  .commercial-grid {
    grid-template-columns: 1fr;
  }
  .log-preview-list {
    grid-template-columns: 1fr;
  }
  .log-preview-item {
    gap: 0.4rem;
    padding: 1.2rem;
  }
  .log-preview-item.featured {
    padding: 1.2rem;
  }
  .log-preview-item.featured .title {
    font-size: 1.2rem;
  }
  .log-item {
    grid-template-columns: 1fr;
    gap: 0.3rem;
    padding: 1rem 1.2rem;
  }
  .log-item .arrow {
    justify-self: start;
    margin-top: 0.2rem;
  }
  .log-item .arrow::after {
    display: none;
  }
  .section-title {
    font-size: 1.8rem;
  }
  .commercial-card,
  .contact-card {
    padding: 1.8rem;
  }
  .footer {
    flex-direction: column;
    align-items: flex-start;
  }
  .nav-cta-large {
    padding: 0.4rem 1.2rem;
    font-size: 0.7rem;
    min-height: 38px;
  }
  .navbar .navbar-menu {
    background: var(--navbar-bg) !important;
  }
  .navbar-cta-row {
    width: 100%;
    justify-content: space-between;
    margin-top: 0.3rem;
    padding: 0 0.75rem;
  }
  .navbar-cta-row .navbar-item {
    padding: 0.2rem 0.5rem !important;
  }
  .about-stats {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .hero-section {
    padding: 2rem 0 2rem;
  }
  .hero-text h1 {
    font-size: 2.2rem;
  }
  .hero-text .badge {
    font-size: 0.55rem;
    padding: 0.15rem 1rem;
  }
  .hero-text p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }
  .btn-square {
    min-width: 100%;
    min-height: 44px;
    font-size: 0.7rem;
  }
  .section {
    padding: 2.5rem 0;
  }
  .section-title {
    font-size: 1.5rem;
  }
  .invest-card h3 {
    font-size: 1.2rem;
  }
  .commercial-card,
  .contact-card {
    padding: 1.2rem;
  }
  .navbar .navbar-brand .navbar-item {
    padding: 0.3rem 0.8rem;
  }
  .navbar .navbar-brand .navbar-item span.brand-name {
    font-size: 1rem;
  }
  .navbar .navbar-brand .navbar-item .subtitle {
    font-size: 0.4rem;
  }
  .log-preview-item .date {
    font-size: 0.7rem;
  }
  .log-preview-item .title {
    font-size: 0.95rem;
  }
  .log-preview-item .summary {
    font-size: 0.8rem;
  }
  .about-stats {
    grid-template-columns: 1fr;
  }
}

/* ===================================================================
   SHARED TEMPLATE COMPONENTS (notes / research entries)
   Reusable blocks: page header, template banner, content list,
   data table, screenshot grid, attachment card, HN discuss button.
   =================================================================== */

.page-header {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--border-card);
}
.page-header .section-label { margin-bottom: 0.6rem; }
.page-header h1 {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 0.6rem;
  font-family: var(--font-heading);
}
.page-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 640px;
  line-height: 1.7;
}

/* Template usage banner — remove or keep as a private reminder */
.template-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  border: 1px dashed var(--border-card-hover);
  background: var(--accent-soft);
  padding: 1rem 1.25rem;
  margin: 2rem 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.template-notice i { color: var(--accent); margin-top: 0.15rem; }

/* Status placeholder (no entries published yet) */
.status-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-top: 2rem;
  padding: 1.75rem 2rem;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
}
.status-dot {
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  margin-top: 0.4rem;
  border-radius: 50%;
  background: var(--accent);
  animation: log-preview-status-pulse 2s ease-in-out infinite;
}
.status-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}
.status-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  font-family: var(--font-body);
}

/* Entry (a single note or research track write-up) */
.entry {
  padding: 3rem 0;
  border-bottom: 1px solid var(--border-card);
}
.entry:last-of-type { border-bottom: none; }

.entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
}
.entry-date {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.entry-tag {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-card);
  padding: 0.15rem 0.7rem;
}
.entry-status {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0.15rem 0.7rem;
  border: 1px solid var(--border-card-hover);
  color: var(--text-primary);
}

.entry h2 {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 0.9rem;
  font-family: var(--font-heading);
}
.entry h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 1.8rem 0 0.8rem;
  font-family: var(--font-heading);
}
.entry p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 1rem;
  max-width: 760px;
}

/* Styled content list (findings, takeaways, etc.) */
.content-list {
  list-style: none;
  margin: 1rem 0 1.5rem;
  max-width: 760px;
}
.content-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.65rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
}
.content-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--font-mono);
}

/* Benchmark / data table */
.table-wrap {
  overflow-x: auto;
  margin: 1rem 0 1.75rem;
  border: 1px solid var(--border-card);
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 480px;
}
.data-table caption {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  padding: 0.75rem 1rem 0;
  caption-side: top;
}
.data-table th, .data-table td {
  padding: 0.7rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-card);
}
.data-table thead th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  background: var(--bg-card);
}
.data-table tbody td {
  color: var(--text-secondary);
  font-family: var(--font-mono);
}
.data-table tbody td:first-child {
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 500;
}
.data-table tbody tr:hover td {
  background: var(--log-hover-bg);
}
.data-table .delta-up { color: #5fd97a; }
.data-table .delta-down { color: #f0716b; }

/* Screenshot / figure grid */
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1rem 0 1.75rem;
  max-width: 760px;
}
.screenshot {
  border: 1px solid var(--border-card);
  background: var(--bg-card);
}
.screenshot .placeholder-box {
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.5rem;
  color: var(--text-muted);
  opacity: 0.6;
}
.screenshot .placeholder-box i { font-size: 1.6rem; }
.screenshot .placeholder-box span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.screenshot img { display: block; width: 100%; height: auto; }
.screenshot figcaption {
  padding: 0.6rem 0.9rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-card);
}

/* Attachment card (PDF, paper, dataset, etc.) */
.attachment-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--border-card);
  background: var(--bg-card);
  padding: 1rem 1.25rem;
  margin: 1rem 0 1.75rem;
  max-width: 520px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
}
.attachment-card:hover {
  border-color: var(--border-card-hover);
  background: var(--bg-card-hover);
}
.attachment-card .file-icon {
  font-size: 1.6rem;
  color: var(--accent);
  flex-shrink: 0;
}
.attachment-card .file-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex: 1;
}
.attachment-card .file-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  font-family: var(--font-heading);
}
.attachment-card .file-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.attachment-card .file-action {
  font-size: 0.7rem;
  color: var(--accent);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

/* Action row: discuss on HN, view source, etc. */
.entry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.3rem;
  border: 1px solid var(--border-card);
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-family: var(--font-heading);
  transition: all 0.2s;
  background: transparent;
  cursor: pointer;
}
.action-btn:hover {
  border-color: var(--border-card-hover);
  background: var(--bg-card-hover);
}
.action-btn.hn:hover {
  border-color: #ff6600;
  color: #ff6600;
}
.action-btn i { font-size: 0.9rem; }

@media (max-width: 768px) {
  .page-header h1 { font-size: 2rem; }
  .screenshot-grid { grid-template-columns: 1fr; }
  .entry h2 { font-size: 1.5rem; }

  .index-row {
    grid-template-columns: 1fr;
    gap: 0.6rem;
    padding: 1.25rem 0.25rem;
  }
  .index-tags { justify-self: start; }
  .index-arrow { display: none; }
}

@media (max-width: 600px) {
  .attachment-card {
    flex-wrap: wrap;
    max-width: 100%;
  }
  .attachment-card .file-info {
    min-width: 0;
    flex-basis: 100%;
    order: 2;
  }
  .attachment-card .file-name {
    word-break: break-word;
  }
  .attachment-card .file-icon {
    order: 1;
  }
  .attachment-card .file-action {
    order: 3;
    margin-left: auto;
  }
  .entry-actions .action-btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}