@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Newsreader:ital,opsz,wght@1,6..72,400;1,6..72,500&family=JetBrains+Mono:wght@400;500&display=swap');

/* ==========================================================================
   DESIGN TOKENS & FOUNDATIONS
   ========================================================================== */
:root {
  /* Color Palette — Warm ivory, deep charcoal, sophisticated sapphire */
  --bg-page: #FAF9F6;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F3F1EC;
  --bg-card: #FFFFFF;
  --bg-highlight: #F5F4EE;

  --text-primary: #121316;
  --text-secondary: #4E5360;
  --text-tertiary: #787F90;
  --text-inverse: #FFFFFF;

  --accent: #1D4ED8;
  --accent-hover: #1E40AF;
  --accent-subtle: #EFF4FE;
  --accent-line: #BFDBFE;

  --border-subtle: #EFECE6;
  --border-main: #E5E2D9;
  --border-strong: #121316;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-serif: 'Newsreader', Georgia, Cambria, serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, Monaco, Consolas, monospace;

  /* Spacing Scale */
  --max-w: 1200px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(18, 19, 22, 0.04);
  --shadow-md: 0 4px 16px -2px rgba(18, 19, 22, 0.06), 0 2px 6px -1px rgba(18, 19, 22, 0.03);
  --shadow-lg: 0 12px 32px -4px rgba(18, 19, 22, 0.08), 0 4px 12px -2px rgba(18, 19, 22, 0.04);
  --shadow-portrait: 0 20px 48px -12px rgba(18, 19, 22, 0.12), 0 4px 16px -2px rgba(18, 19, 22, 0.05);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset & Document Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.is-menu-open {
  overflow: hidden;
}

::selection {
  background-color: #DBEAFE;
  color: #1E3A8A;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* Accessibility Skip Link & Focus */
.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 999;
  padding: 12px 20px;
  background: var(--text-primary);
  color: var(--text-inverse);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  transition: top var(--transition-normal);
}

.skip-link:focus {
  top: 16px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

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

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  overflow-wrap: break-word;
}

h1 {
  font-size: clamp(2.15rem, 5vw, 4.25rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
}

h2 {
  font-size: clamp(1.75rem, 3.2vw, 2.75rem);
  letter-spacing: -0.025em;
  line-height: 1.16;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  letter-spacing: -0.02em;
  line-height: 1.25;
}

h4 {
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  font-weight: 600;
}

p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.68;
}

p.lead {
  font-size: clamp(1.0625rem, 1.6vw, 1.25rem);
  line-height: 1.6;
  color: var(--text-secondary);
}

.serif-accent {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--text-primary);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

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

.meta-text {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: -0.01em;
}

/* ==========================================================================
   LAYOUT CONTAINERS & SECTION RHYTHM
   ========================================================================== */
.container {
  width: min(calc(100% - 32px), var(--max-w));
  margin-inline: auto;
}

@media (min-width: 640px) {
  .container {
    width: min(calc(100% - 48px), var(--max-w));
  }
}

@media (min-width: 1024px) {
  .container {
    width: min(calc(100% - 80px), var(--max-w));
  }
}

.section {
  padding-block: clamp(56px, 8vw, 112px);
}

.section-compact {
  padding-block: clamp(40px, 6vw, 80px);
}

.section-border-top {
  border-top: 1px solid var(--border-main);
}

.section-header {
  margin-bottom: clamp(32px, 5vw, 56px);
}

.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.section-header-content {
  max-width: 680px;
}

.section-header-content p {
  margin-top: 12px;
}

/* ==========================================================================
   BUTTONS & LINKS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--text-inverse);
  box-shadow: 0 2px 8px rgba(29, 78, 216, 0.2);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  color: var(--text-inverse);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(29, 78, 216, 0.28);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-main);
}

.btn-secondary:hover {
  border-color: var(--text-primary);
  background-color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-quiet {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-main);
  padding: 8px 16px;
  font-size: 0.8125rem;
}

.btn-quiet:hover {
  border-color: var(--text-primary);
  background-color: var(--bg-surface);
}

.btn-sm {
  min-height: 38px;
  padding: 8px 16px;
  font-size: 0.8125rem;
}

.btn-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.link-subtle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.link-subtle:hover {
  color: var(--accent-hover);
  border-bottom-color: var(--accent-hover);
}

.link-subtle .arrow {
  display: inline-block;
  transition: transform var(--transition-fast);
}

.link-subtle:hover .arrow,
.btn:hover .arrow {
  transform: translate(2px, -2px);
}

@media (max-width: 480px) {
  .btn-group {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .btn-group .btn {
    width: 100%;
  }
  .btn-group .link-subtle {
    justify-content: center;
    padding-block: 8px;
  }
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 249, 246, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.nav-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand-name {
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-primary);
  white-space: nowrap;
}

.brand-desc {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.desktop-nav a {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  position: relative;
  padding-block: 8px;
}

.desktop-nav a:hover {
  color: var(--text-primary);
}

.desktop-nav a[aria-current="page"] {
  color: var(--accent);
}

.desktop-nav a[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent);
  border-radius: var(--radius-full);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-main);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  font-size: 1.25rem;
  cursor: pointer;
}

.mobile-nav {
  display: none;
}

@media (max-width: 860px) {
  .desktop-nav,
  .nav-actions .nav-resume {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .mobile-nav:not([hidden]) {
    display: flex;
    flex-direction: column;
    padding-block: 20px 28px;
    gap: 14px;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-main);
    box-shadow: var(--shadow-md);
  }

  .mobile-nav a {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    padding-block: 8px;
    border-bottom: 1px solid var(--border-subtle);
  }

  .mobile-nav a[aria-current="page"] {
    color: var(--accent);
  }

  .mobile-nav .mobile-actions {
    margin-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  padding-top: clamp(40px, 6vw, 80px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-title {
  max-width: 680px;
}

.hero-description {
  max-width: 580px;
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  line-height: 1.65;
  color: var(--text-secondary);
}

.hero-description strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-meta-strip {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

/* Portrait Presentation */
.hero-portrait-wrapper {
  position: relative;
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
}

.portrait-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--bg-surface);
  border: 8px solid #FFFFFF;
  box-shadow: var(--shadow-portrait);
}

.portrait-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center top;
  border-radius: calc(var(--radius-lg) - 8px);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.portrait-frame:hover img {
  transform: scale(1.02);
}

.portrait-caption {
  margin-top: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: 4px;
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.portrait-caption strong {
  color: var(--text-primary);
  font-weight: 600;
}

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-portrait-wrapper {
    order: 1; /* Portrait appears naturally below hero copy on mobile */
    max-width: 360px;
  }

  .hero-title {
    max-width: 100%;
  }
}

/* ==========================================================================
   EDITORIAL PROOF SECTION
   ========================================================================== */
.proof-section {
  border-block: 1px solid var(--border-main);
  background-color: var(--bg-surface);
  padding-block: clamp(32px, 4vw, 48px);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.proof-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
}

.proof-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -12px;
  top: 15%;
  height: 70%;
  width: 1px;
  background-color: var(--border-subtle);
}

.proof-value {
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.proof-value .unit {
  font-size: 0.55em;
  font-weight: 600;
  color: var(--text-tertiary);
  margin-left: 2px;
}

.proof-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.proof-sub {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.4;
}

@media (max-width: 900px) {
  .proof-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 20px;
  }

  .proof-item:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 480px) {
  .proof-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px 16px;
  }
  .proof-value {
    font-size: 1.75rem;
  }
  .proof-label {
    font-size: 0.8125rem;
  }
}

/* ==========================================================================
   POSITIONING / TRIAD SECTION (Three areas I work across)
   ========================================================================== */
.triad-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3.5vw, 40px);
}

.triad-item {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 20px;
  border-top: 2px solid var(--border-main);
  transition: border-color var(--transition-normal);
}

.triad-item:hover {
  border-top-color: var(--accent);
}

.triad-index {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
}

.triad-item h3 {
  font-size: 1.25rem;
}

.triad-item p {
  font-size: 0.9375rem;
  line-height: 1.6;
}

.triad-tags {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-pill {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  background-color: var(--bg-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-full);
}

@media (max-width: 860px) {
  .triad-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ==========================================================================
   PROJECTS SECTION (Editorial Case Studies)
   ========================================================================== */
.projects-container {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 5vw, 64px);
}

/* Flagship Project Layout */
.project-flagship {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 48px);
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
  transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.project-flagship:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent-line);
}

.project-flagship-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.project-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-title {
  font-size: clamp(1.5rem, 2.5vw, 2.15rem);
  line-height: 1.2;
}

.project-summary {
  font-size: 1rem;
  color: var(--text-secondary);
}

.project-meta-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-block: 4px;
}

.project-meta-row {
  display: grid;
  grid-template-columns: 85px 1fr;
  gap: 14px;
  font-size: 0.875rem;
}

.project-meta-label {
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.project-meta-value {
  color: var(--text-primary);
}

.project-flagship-callout {
  background-color: var(--bg-page);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: clamp(20px, 3.5vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.impact-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.impact-metric-value {
  font-size: clamp(2.75rem, 4.5vw, 3.75rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.impact-metric-desc {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.project-tech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tech-chip {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

/* Secondary Projects Grid */
.projects-subgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(20px, 2.5vw, 32px);
}

.project-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: clamp(20px, 2.5vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal), border-color var(--transition-normal), transform var(--transition-normal);
}

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

.project-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.project-card-number {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
}

.project-card-category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
}

.project-card h3 {
  font-size: 1.1875rem;
  line-height: 1.3;
}

.project-card p {
  font-size: 0.9375rem;
  line-height: 1.55;
}

.project-card-footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

@media (max-width: 960px) {
  .project-flagship {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .projects-subgrid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .project-meta-row {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

/* ==========================================================================
   EXPERIENCE SECTION (Editorial Progression)
   ========================================================================== */
.experience-progression {
  display: flex;
  flex-direction: column;
}

.experience-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(20px, 3.5vw, 44px);
  padding-block: clamp(24px, 3vw, 36px);
  border-top: 1px solid var(--border-main);
  transition: background-color var(--transition-fast);
}

.experience-item:last-child {
  border-bottom: 1px solid var(--border-main);
}

.experience-item:hover {
  background-color: rgba(255, 255, 255, 0.6);
}

.experience-time-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.experience-period {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.experience-location {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.experience-main-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.experience-role-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.experience-role-title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
}

.experience-company-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--accent);
}

.experience-desc {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 760px;
}

.experience-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

@media (max-width: 768px) {
  .experience-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

/* ==========================================================================
   RESEARCH MONOGRAPH SECTION
   ========================================================================== */
.research-feature {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 56px);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.research-header {
  max-width: 800px;
}

.research-header h2 {
  margin-top: 6px;
  font-size: clamp(1.65rem, 2.8vw, 2.35rem);
}

.research-body-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: clamp(28px, 4vw, 56px);
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.research-narrative {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.research-narrative p {
  font-size: 0.9375rem;
  line-height: 1.68;
}

.research-sidebar {
  background-color: var(--bg-page);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: fit-content;
}

.research-sidebar h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}

.research-methods-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

@media (max-width: 860px) {
  .research-body-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ==========================================================================
   EDUCATION DUAL-COLUMN SECTION
   ========================================================================== */
.education-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(20px, 3.5vw, 36px);
}

.education-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: clamp(24px, 3.5vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.education-card .degree {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.education-card .institution {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--accent);
}

.education-footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.education-highlight {
  font-weight: 700;
  color: var(--text-primary);
}

@media (max-width: 680px) {
  .education-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   CALL-TO-ACTION (LET'S BUILD SOMETHING)
   ========================================================================== */
.cta-banner {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-lg);
  padding: clamp(36px, 5vw, 64px) clamp(20px, 4vw, 48px);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.cta-banner h2 {
  max-width: 640px;
}

.cta-banner p {
  max-width: 520px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-main);
  padding-block: clamp(40px, 5vw, 64px) 32px;
  margin-top: clamp(48px, 7vw, 96px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: clamp(28px, 4vw, 56px);
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-brand-title {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-brand-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  max-width: 320px;
}

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: 14px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links-list a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.footer-links-list a:hover {
  color: var(--accent);
}

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ==========================================================================
   ABOUT PAGE STYLES
   ========================================================================== */
.about-hero-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.about-portrait-card {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.about-story {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.story-block {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.story-block h2 {
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
}

.story-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--text-primary);
  border-left: 3px solid var(--accent);
  padding-left: 18px;
  margin-block: 6px;
}

.toolkit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.toolkit-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toolkit-card h4 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--accent);
}

.toolkit-card p {
  font-size: 0.875rem;
  line-height: 1.6;
}

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

  .about-portrait-card {
    position: static;
    max-width: 360px;
    margin-inline: auto;
  }

  .toolkit-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   WORK / CASE STUDY PAGE STYLES
   ========================================================================== */
.case-study-entry {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 48px);
  margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.case-study-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 800px;
}

.case-study-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr) 1.2fr;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.case-study-cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.case-study-cell h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}

.case-study-cell p {
  font-size: 0.875rem;
  line-height: 1.6;
}

.case-study-cell.impact-cell {
  background-color: var(--accent-subtle);
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}

.case-study-cell.impact-cell h4 {
  color: var(--accent);
}

.case-study-cell.impact-cell p {
  color: var(--text-primary);
  font-weight: 600;
}

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

@media (max-width: 600px) {
  .case-study-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   LEARNINGS PAGE STYLES (Clean Editorial State, No TODOs)
   ========================================================================== */
.filter-tabs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.filter-tab {
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.filter-tab:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.filter-tab[aria-pressed="true"] {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--text-inverse);
}

.learnings-empty-box {
  background-color: var(--bg-surface);
  border: 1px dashed var(--border-main);
  border-radius: var(--radius-lg);
  padding: clamp(40px, 6vw, 64px) 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  max-width: 600px;
  margin-inline: auto;
}

.learnings-empty-box h3 {
  font-size: 1.375rem;
}

.learnings-empty-box p {
  max-width: 440px;
  font-size: 0.9375rem;
}

/* ==========================================================================
   LEARNINGS & KNOWLEDGE LIBRARY STYLES
   ========================================================================== */
.featured-note-card {
  margin-top: 40px;
  margin-bottom: 48px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 44px);
  position: relative;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.featured-note-card:hover {
  border-color: var(--text-secondary);
  box-shadow: 0 12px 32px rgba(18, 19, 22, 0.04);
}

.featured-note-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.featured-badge-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.badge-featured {
  background-color: var(--accent);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.featured-note-title {
  font-size: clamp(1.5rem, 2.5vw, 2.125rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
  word-break: break-word;
}

.featured-note-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.featured-note-title a:hover {
  color: var(--accent);
}

.featured-note-lead {
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 820px;
}

.featured-note-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 8px;
}

.featured-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-left: auto;
}

.notes-catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.notes-catalog-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* Notes Grid */
.notes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.note-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.note-card:hover {
  border-color: var(--text-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(18, 19, 22, 0.04);
}

.note-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.note-card-title {
  font-size: 1.1875rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
  word-break: break-word;
}

.note-card-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.note-card-title a:hover {
  color: var(--accent);
}

.note-card-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  flex-grow: 1;
}

.note-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
}

.note-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.note-card-links {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.note-read-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.note-read-link:hover {
  text-decoration: underline;
}

.note-linkedin-link {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-decoration: none;
}

.note-linkedin-link:hover {
  color: var(--text-primary);
  text-decoration: underline;
}

/* ==========================================================================
   INDIVIDUAL ARTICLE PAGE STYLES
   ========================================================================== */
.article-container {
  max-width: 820px;
  margin-inline: auto;
  padding-top: clamp(32px, 5vw, 56px);
  padding-bottom: clamp(48px, 6vw, 80px);
}

.article-header {
  margin-bottom: 40px;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.article-breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

.article-breadcrumb a:hover {
  color: var(--accent);
}

.breadcrumb-separator {
  color: var(--border-main);
}

.article-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.article-lead {
  font-size: clamp(1.0625rem, 1.8vw, 1.25rem);
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.article-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.article-author-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.author-name {
  font-weight: 600;
  color: var(--text-primary);
}

.article-byline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-block: 20px 24px;
}

.byline-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
}

.byline-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.byline-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9375rem;
  line-height: 1.3;
}

.byline-name a:hover {
  color: var(--accent);
}

.byline-role {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

.article-tags-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.note-source-badge {
  margin-top: 18px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--text-secondary);
}

.note-source-link {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.note-source-link:hover {
  text-decoration: underline;
}

.article-hero-media {
  margin: 32px 0 40px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-main);
}

.article-hero-media img {
  width: 100%;
  height: auto;
  display: block;
}

.article-hero-caption {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  padding: 10px 16px;
  background-color: var(--bg-surface);
}

/* Article Body Typography */
.article-body {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-primary);
}

.article-body h2 {
  font-size: clamp(1.375rem, 2.2vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 48px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.article-body h3 {
  font-size: clamp(1.125rem, 1.8vw, 1.375rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-top: 36px;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.article-body p {
  margin-bottom: 22px;
}

.article-body strong {
  font-weight: 700;
  color: var(--text-primary);
}

.article-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-body ul,
.article-body ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.article-body li {
  margin-bottom: 10px;
}

.article-body blockquote {
  margin: 32px 0;
  padding: 18px 24px;
  border-left: 3px solid var(--accent);
  background-color: var(--bg-surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--text-primary);
}

.article-body blockquote p {
  margin-bottom: 0;
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  line-height: 1.6;
}

.article-body pre {
  margin: 28px 0;
  padding: 20px;
  background-color: #121316;
  color: #ECEEEF;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  border: 1px solid var(--border-main);
}

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  padding: 2px 6px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: 4px;
}

.article-body pre code {
  padding: 0;
  background: none;
  border: none;
  color: inherit;
}

.formula-block {
  margin: 24px 0;
  padding: 16px 20px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: 1rem;
}

.editorial-divider {
  border: 0;
  border-top: 1px solid var(--border-main);
  margin: 48px 0;
}

/* Article Footer */
.article-footer {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--border-main);
}

.article-share-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.share-actions {
  display: flex;
  gap: 12px;
}

.related-notes-section {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.related-notes-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.related-notes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.related-note-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-fast);
}

.related-note-card:hover {
  border-color: var(--text-secondary);
  transform: translateY(-2px);
}

.related-note-card h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
}

.related-note-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  flex-grow: 1;
}

.related-note-card .meta-link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 4px;
}

@media (max-width: 768px) {
  .notes-grid {
    grid-template-columns: 1fr;
  }
  .featured-tags {
    margin-left: 0;
  }
  .related-notes-grid {
    grid-template-columns: 1fr;
  }
  .notes-catalog-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ==========================================================================
   CONTACT PAGE & FORM STYLES
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.channel-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.channel-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.channel-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.channel-label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
}

.channel-val {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  word-break: break-word;
}

.channel-card .arrow {
  color: var(--accent);
}

.contact-form-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3.5vw, 40px);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  background-color: var(--bg-page);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-control:focus {
  background-color: #FFFFFF;
  border-color: var(--accent);
  outline: none;
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

.form-note {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  line-height: 1.5;
}

.form-status {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--accent);
  min-height: 24px;
}

.honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  pointer-events: none;
}

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

/* ==========================================================================
   PORTFOLIO ASSISTANT (Minimalist, Non-Intrusive)
   ========================================================================== */
.assistant-launcher {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  font-size: 0.8125rem;
  font-weight: 600;
  transition: all var(--transition-normal);
}

.assistant-launcher:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
  color: var(--accent);
}

.assistant-launcher .badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background-color: var(--accent-subtle);
  color: var(--accent);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
}

.assistant-panel {
  position: fixed;
  bottom: 76px;
  right: 20px;
  z-index: 95;
  width: min(calc(100vw - 40px), 360px);
  max-height: calc(100vh - 100px);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.assistant-panel.is-open {
  display: flex;
}

.assistant-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.assistant-head strong {
  font-size: 0.875rem;
  font-weight: 700;
}

.assistant-close {
  font-size: 1.25rem;
  color: var(--text-tertiary);
  line-height: 1;
  padding: 4px;
}

.assistant-close:hover {
  color: var(--text-primary);
}

.assistant-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow-y: auto;
}

.assistant-intro {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.assistant-answer {
  background-color: var(--bg-page);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.875rem;
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 54px;
}

.assistant-questions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 170px;
  overflow-y: auto;
  padding-right: 4px;
}

.assistant-question {
  text-align: left;
  padding: 8px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.assistant-question:hover {
  border-color: var(--accent);
  color: var(--accent);
  background-color: var(--accent-subtle);
}

.assistant-whatsapp {
  margin-top: 4px;
  width: 100%;
}

@media (max-width: 480px) {
  .assistant-launcher {
    bottom: 16px;
    right: 16px;
    padding: 7px 12px;
    font-size: 0.75rem;
  }
  .assistant-panel {
    bottom: 64px;
    right: 16px;
    left: 16px;
/* ==========================================================================
   TOPICAL AUTHORITY HUBS & TOPIC PAGES
   ========================================================================== */
.topic-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 36px;
}

.topic-hub-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-fast);
}

.topic-hub-card:hover {
  border-color: var(--text-secondary);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(18, 19, 22, 0.04);
}

.topic-hub-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.topic-hub-card p {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  flex-grow: 1;
}

.topic-hub-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.topic-hub-link {
  color: var(--accent);
  font-weight: 600;
}

/* Detail Section Grid */
.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  align-items: start;
}

.detail-main {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 96px;
}

.sidebar-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sidebar-card-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.meta-field-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.875rem;
}

.meta-field-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.meta-field-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.meta-field-value {
  color: var(--text-primary);
  font-weight: 500;
}

/* Architecture & Outcome Callout Boxes */
.architecture-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: 28px;
  margin: 24px 0;
}

.outcome-stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-main);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 28px 0;
}

.outcome-stat-unit {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.outcome-stat-num {
  font-size: 1.875rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.outcome-stat-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Author Profile Specific */
.author-profile-hero {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 56px;
}

.author-portrait-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-main);
  background-color: var(--bg-surface);
}

.author-portrait-frame img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  display: block;
}

/* 404 Error Page */
.error-404-layout {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 64px 20px;
  gap: 20px;
}

.error-404-code {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
}

@media (max-width: 1024px) {
  .topic-hub-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .detail-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .author-profile-hero {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 640px) {
  .topic-hub-grid {
    grid-template-columns: 1fr;
  }
  .outcome-stat-strip {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   PRINT & REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}