/* ============================================================
   SANCHEZ.GLOBAL — Design Tokens & Component Styles
   Warm earth-tone scholarly portfolio
   ============================================================ */

/* --- Type Scale (fluid) --- */
:root {
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing (4px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Radius — tightened for editorial restraint */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;

  /* Transitions */
  --transition-interactive: 220ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Fonts — editorial serif + clean sans for consulting-grade trust */
  --font-display: 'Fraunces', 'Zodiak', 'Georgia', 'Times New Roman', serif;
  --font-body: 'Inter', 'Satoshi', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  /* Semantic aliases used by new consulting-hub pages */
  --space-xs:  var(--space-2);
  --space-sm:  var(--space-3);
  --space-md:  var(--space-6);
  --space-lg:  var(--space-10);
  --space-xl:  var(--space-16);
  --space-2xl: var(--space-24);
  --text-md:   var(--text-base);
  --text-hero: var(--text-3xl);
}

/* --- LIGHT MODE (default) — refined ivory + deep sage --- */
:root, [data-theme="light"] {
  /* Surfaces — refined ivory progression */
  --color-bg:             #f9f6ef;
  --color-surface:        #f3eee3;
  --color-surface-2:      #fdfbf6;
  --color-surface-offset: #ebe5d6;
  --color-border:         #d0c6b6;
  --color-divider:        #e2dbcc;

  /* Text — richer near-black with warm undertone */
  --color-text:           #1f1810;
  --color-text-muted:     #6b5f4d;
  --color-text-faint:     #736850;
  --color-text-inverse:   #faf7f0;

  /* Primary — deeper, more authoritative sage */
  --color-primary:        #4a6b4d;
  --color-primary-hover:  #3a5a3d;
  --color-primary-active: #2c462f;
  --color-primary-light:  #e6ede4;

  /* Accent — muted clay terracotta (darkened for AA on small text) */
  --color-accent:         #8e5640;
  --color-accent-hover:   #754531;
  --color-accent-light:   #f0e3da;

  /* Shadows — restrained, sharper */
  --shadow-sm: 0 1px 2px rgba(31, 24, 16, 0.05);
  --shadow-md: 0 2px 8px rgba(31, 24, 16, 0.07);
  --shadow-lg: 0 8px 24px rgba(31, 24, 16, 0.09);
}

/* --- DARK MODE --- */
[data-theme="dark"] {
  --color-bg:             #16130f;
  --color-surface:        #1f1b16;
  --color-surface-2:      #28231d;
  --color-surface-offset: #1a1712;
  --color-border:         #3a342c;
  --color-divider:        #2e2922;

  --color-text:           #e2dccd;
  --color-text-muted:     #9c917d;
  --color-text-faint:     #9a8f7b;
  --color-text-inverse:   #16130f;

  --color-primary:        #8aae8a;
  --color-primary-hover:  #779a77;
  --color-primary-active: #648664;
  --color-primary-light:  #25302a;

  --color-accent:         #c8896d;
  --color-accent-hover:   #b27357;
  --color-accent-light:   #382820;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #16130f;
    --color-surface:        #1f1b16;
    --color-surface-2:      #28231d;
    --color-surface-offset: #1a1712;
    --color-border:         #3a342c;
    --color-divider:        #2e2922;
    --color-text:           #e2dccd;
    --color-text-muted:     #9c917d;
    --color-text-faint:     #9a8f7b;
    --color-text-inverse:   #16130f;
    --color-primary:        #8aae8a;
    --color-primary-hover:  #779a77;
    --color-primary-active: #648664;
    --color-primary-light:  #25302a;
    --color-accent:         #c8896d;
    --color-accent-hover:   #b27357;
    --color-accent-light:   #382820;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.45);
  }
}

/* ============================================================
   SKIP LINK (accessibility)
   ============================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-6);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  transition: top 200ms ease;
}

.skip-link:focus {
  top: 0;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--content-default);
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 300ms ease, transform 300ms ease;
}

.site-header--scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  min-height: 44px;
}

.site-logo svg {
  width: 36px;
  height: 36px;
}

.site-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 450;
  letter-spacing: -0.015em;
  font-variation-settings: "opsz" 36;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.main-nav a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-text);
  background: var(--color-surface);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  margin-left: var(--space-2);
}

.theme-toggle:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

/* Header action cluster (theme toggle + menu trigger), built by JS. */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* ---- Menu trigger (progressively enhanced from .mobile-menu-btn) ---- */
.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-direction: column;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-md);
  color: var(--color-text);
}
.mobile-menu-btn:hover { background: var(--color-surface); }

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 300ms ease, opacity 200ms ease;
}

/* No-JS fallback: inline nav on desktop, stacked dropdown on mobile. */
@media (max-width: 768px) {
  .mobile-menu-btn { display: flex; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4) var(--space-6);
    gap: var(--space-1);
    box-shadow: var(--shadow-md);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: var(--space-3) var(--space-4); width: 100%; min-height: 44px; display: flex; align-items: center; }
}

/* With JS: the inline nav becomes the source for the scene overlay and is
   hidden; the trigger is available at every viewport width. */
.js .main-nav { display: none; }
.js .mobile-menu-btn { display: flex; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding-block: clamp(var(--space-16), 12vw, var(--space-32));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 25% 15%, var(--color-primary-light) 0%, transparent 55%),
              radial-gradient(ellipse at 75% 85%, var(--color-accent-light) 0%, transparent 55%);
  opacity: 0.5;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: min(80%, 720px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-divider) 30%, var(--color-divider) 70%, transparent);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 720px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

.hero-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--color-primary);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 350;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  letter-spacing: -0.025em;
  line-height: 1.05;
  font-variation-settings: "opsz" 96;
}

.hero-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.hero-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-links a {
  font-size: var(--text-sm);
  font-weight: 500;
}

/* ============================================================
   BUTTONS / LINKS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  min-height: 44px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: all var(--transition-interactive);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--outline {
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: transparent;
}

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--text-sm);
  min-height: 44px;
}

.link-arrow:hover {
  color: var(--color-primary-hover);
  gap: var(--space-3);
}

.link-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-interactive);
}

.link-arrow:hover svg {
  transform: translateX(3px);
}

/* ============================================================
   ORCID BADGE
   ============================================================ */
.orcid-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  min-height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-divider);
  background: var(--color-surface);
}

.orcid-badge:hover {
  border-color: #a6ce39;
  background: color-mix(in srgb, #a6ce39 8%, var(--color-surface));
}

.orcid-badge svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ============================================================
   CARDS (Research, Featured)
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
}

.card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  transition: all var(--transition-interactive);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  position: relative;
}

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

/* Non-hoverable cards (for awards/honors that are not links) */
.card--static {
  cursor: default;
}

.card--static:hover {
  transform: none;
  border-color: var(--color-divider);
  box-shadow: none;
}

.card--static h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
}

.card-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  transition: color var(--transition-interactive);
}

.card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-variation-settings: "opsz" 48;
}

.card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.card-tag {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 500;
}

/* ============================================================
   SECTION HEADINGS
   ============================================================ */
.section-header {
  margin-bottom: var(--space-10);
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 72;
  line-height: 1.15;
}

.section-header p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
}

.section-divider {
  width: 48px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  margin-bottom: var(--space-4);
}

/* Section with surface background (replaces inline style) */
.section--surface {
  background: var(--color-surface);
}

/* Section with no top padding */
.section--flush-top {
  padding-top: 0;
}

/* Section divider centered (inline margin override) */
.section-header-inline .section-divider {
  margin-inline: auto;
}

/* ============================================================
   RESEARCH / JOURNAL PAGE
   ============================================================ */
.paper-header {
  padding-block: clamp(var(--space-12), 8vw, var(--space-20));
  border-bottom: 1px solid var(--color-divider);
}

.paper-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  margin-bottom: var(--space-4);
  max-width: 800px;
}

.paper-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.paper-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.paper-meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-text-faint);
}

.paper-body {
  max-width: 720px;
  padding-block: var(--space-10);
}

.paper-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}

.paper-body h2:first-child {
  margin-top: 0;
}

.paper-body p {
  margin-bottom: var(--space-4);
  color: var(--color-text);
  line-height: 1.75;
}

.paper-body ul, .paper-body ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.paper-body li {
  margin-bottom: var(--space-2);
  line-height: 1.7;
  color: var(--color-text);
}

.paper-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.paper-keywords span {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.paper-citation {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-left: 3px solid var(--color-primary);
  padding: var(--space-6);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: var(--space-10);
}

.paper-citation p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

.paper-citation strong {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  display: block;
  margin-bottom: var(--space-2);
}

/* ============================================================
   CV PAGE
   ============================================================ */
.cv-section {
  margin-bottom: var(--space-12);
}

.cv-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-text);
}

.cv-entry {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
  border-left: 1px solid var(--color-divider);
  position: relative;
}

.cv-entry::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-primary);
}

.cv-entry h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.cv-entry .cv-date {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.cv-entry p, .cv-entry li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.cv-list {
  list-style: none;
  padding: 0;
}

.cv-list li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-4);
}

.cv-list li:last-child { border-bottom: none; }

.cv-list .cv-org { color: var(--color-text); font-weight: 500; }
.cv-list .cv-role { color: var(--color-text-faint); font-size: var(--text-xs); }

/* CV extracted inline style classes */
.cv-header-name {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  margin-bottom: var(--space-2);
}

.cv-header-location {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.cv-header-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-4);
}

.cv-header-link {
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--text-sm);
}

.cv-interests-text {
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* CV PDF download button */
.cv-download-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-interactive);
}

.cv-download-btn:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: start;
}

@media (min-width: 768px) {
  .about-intro {
    grid-template-columns: 2fr 1fr;
  }
}

.about-sidebar {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.about-sidebar h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.about-sidebar ul {
  list-style: none;
  padding: 0;
}

.about-sidebar li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-divider);
}

.about-sidebar li:last-child { border-bottom: none; }

/* About page extracted inline style classes */
.about-text {
  font-size: var(--text-base);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}

.about-heading-sub {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
  margin-top: var(--space-10);
}

.about-interests-list {
  padding-left: var(--space-6);
  margin-bottom: var(--space-8);
}

.about-interests-item {
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
}

.membership-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}

.membership-item {
  padding: var(--space-4);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.membership-item h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.membership-item p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
}

.contact-item {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-interactive);
}

.contact-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.contact-item svg {
  width: 32px;
  height: 32px;
  margin: 0 auto var(--space-4);
  color: var(--color-primary);
}

.contact-item h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.contact-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Contact extracted inline style classes */
.contact-note {
  margin-top: var(--space-12);
  text-align: center;
}

.contact-note p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.contact-orcid-icon {
  width: 32px;
  height: 32px;
  margin: 0 auto var(--space-4);
}

.contact-item-svg--primary {
  color: var(--color-primary);
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-form {
  margin-top: var(--space-12);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  max-width: 640px;
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  cursor: pointer;
}

/* ============================================================
   RESEARCH PAPER — extracted inline style classes
   ============================================================ */
.link-arrow--back {
  margin-bottom: var(--space-6);
  display: inline-flex;
}

.link-arrow--back svg {
  transform: rotate(180deg);
}

.paper-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.paper-label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-1);
}

.paper-label-value {
  margin-bottom: var(--space-6);
  color: var(--color-text-muted);
}

.paper-label-value--lg {
  margin-bottom: var(--space-8);
  color: var(--color-text-muted);
}

.research-orcid-link {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
}

.research-orcid-link a {
  color: var(--color-primary);
}

.paper-ref-note {
  color: var(--color-text-muted);
  font-style: italic;
}

.paper-ref-link {
  color: var(--color-primary);
}

.orcid-badge--push-right {
  margin-left: auto;
}

/* ============================================================
   INDEX PAGE — extracted inline style classes
   ============================================================ */
.index-about-divider {
  margin-inline: auto;
}

.index-about-heading {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}

.index-about-text {
  color: var(--color-text-muted);
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

.index-about-links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* ============================================================
   BACK TO TOP BUTTON
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 200;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 250ms ease, transform 250ms ease;
  box-shadow: var(--shadow-md);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-hover);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ============================================================
   READING PROGRESS BAR
   ============================================================ */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--color-primary);
  z-index: 999;
  transition: width 100ms linear;
}

/* ============================================================
   ANIMATIONS (reveal on scroll)
   ============================================================ */
/* Content is only hidden when JS can bring it back (html.js) AND motion is
   allowed. Without JS, or under reduced-motion, everything stays visible. */
.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.js .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.js .reveal-stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0ms; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 80ms; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 160ms; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 240ms; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 320ms; opacity: 1; transform: translateY(0); }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 400ms; opacity: 1; transform: translateY(0); }

/* Reduced motion: never hide content behind a reveal, drop the transforms. */
@media (prefers-reduced-motion: reduce) {
  .js .reveal,
  .js .reveal.visible,
  .js .reveal-stagger > *,
  .js .reveal-stagger.visible > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-10);
  margin-top: var(--space-16);
}

.footer-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.footer-left {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer-left a {
  color: var(--color-text-faint);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
}

.footer-left a:hover {
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
}

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

/* ============================================================
   SCROLL PROGRESS (global wayfinding)
   ============================================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  z-index: 1200;
  transition: width 120ms linear;
  pointer-events: none;
}

/* Footnote references: enlarge the tap area (inline sentence targets are
   exempt from WCAG 2.5.8, but a little padding helps touch use). */
.nl-fn { padding: 2px 4px; }

/* Discrete metadata / archive / source links: grow the tap area to 44px.
   (Defined here so the fix is shared rather than repeated per page.) */
.hero-meta-value a,
.nl-news-meta a,
.nl-archive a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

/* In-page jump navigation (resources) */
.resource-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.resource-tabs a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--color-primary);
  font-weight: 500;
  font-size: var(--text-sm);
}
.resource-tabs a:hover { background: var(--color-surface); }

/* ============================================================
   SCENE NAVIGATION (immersive full-viewport menu)
   ============================================================ */
.scene-nav {
  position: fixed;
  inset: 0;
  z-index: 1100;
  background: var(--color-bg);
  visibility: hidden;
  opacity: 0;
  transition: opacity 420ms cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0s linear 420ms;
  overflow-y: auto;
  overscroll-behavior: contain;
}
.scene-nav.open {
  visibility: visible;
  opacity: 1;
  transition: opacity 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* Decorative layered depth, offset to the corners (asymmetric, not centered). */
.scene-nav__scrim {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 82% 12%, var(--color-primary-light) 0%, transparent 45%),
    radial-gradient(ellipse at 10% 92%, var(--color-accent-light) 0%, transparent 50%);
  opacity: 0.6;
}

.scene-nav__inner {
  position: relative;
  min-height: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: clamp(var(--space-8), 8vh, var(--space-16)) var(--space-6) var(--space-10);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.6fr);
  gap: clamp(var(--space-8), 8vw, var(--space-20));
  align-content: center;
}

.scene-nav__aside {
  align-self: start;
  padding-top: var(--space-4);
}
.scene-nav__eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin: 0 0 var(--space-3);
}
.scene-nav__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  line-height: 1.05;
  font-weight: 400;
  color: var(--color-text);
  margin: 0 0 var(--space-6);
}
.scene-nav__note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 34ch;
  margin: 0;
}
.scene-nav__note a { color: var(--color-primary); }

.scene-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(2px, 0.6vh, var(--space-2));
}

.scene-nav__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  text-decoration: none;
  color: var(--color-text);
  padding: clamp(var(--space-2), 1.4vh, var(--space-4)) var(--space-2);
  border-radius: var(--radius-md);
  min-height: 44px;
  transition: background 220ms ease, color 220ms ease, transform 220ms ease;
}
.scene-nav__num {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-variant-numeric: tabular-nums;
  min-width: 2.4ch;
}
.scene-nav__label {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.4rem);
  line-height: 1.02;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.scene-nav__link:hover,
.scene-nav__link:focus-visible,
.scene-nav__link.active {
  background: var(--color-surface);
  color: var(--color-primary);
}
.scene-nav__link.active .scene-nav__num { color: var(--color-primary); }

.scene-nav__meta {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: clamp(var(--space-8), 6vh, var(--space-16));
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.scene-nav__meta a {
  color: var(--color-text-muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.scene-nav__meta a:hover { color: var(--color-primary); }

.scene-nav__close {
  position: absolute;
  top: clamp(var(--space-4), 4vh, var(--space-8));
  right: var(--space-6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text);
  background: var(--color-surface);
}
.scene-nav__close:hover { background: var(--color-surface-2); color: var(--color-primary); }

/* Entrance choreography: links rise and fade, staggered. */
.js .scene-nav .scene-nav__link,
.js .scene-nav__aside,
.js .scene-nav__meta {
  opacity: 0;
  transform: translateY(18px);
}
.scene-nav.open .scene-nav__aside { transition: opacity 500ms ease 60ms, transform 500ms cubic-bezier(0.16,1,0.3,1) 60ms; opacity: 1; transform: none; }
.scene-nav.open .scene-nav__meta { transition: opacity 500ms ease 360ms, transform 500ms cubic-bezier(0.16,1,0.3,1) 360ms; opacity: 1; transform: none; }
.scene-nav.open .scene-nav__link {
  opacity: 1;
  transform: none;
  transition: opacity 480ms ease, transform 480ms cubic-bezier(0.16,1,0.3,1),
              background 220ms ease, color 220ms ease;
}
.scene-nav.open .scene-nav__link:nth-child(1) { transition-delay: 120ms; }
.scene-nav.open .scene-nav__link:nth-child(2) { transition-delay: 165ms; }
.scene-nav.open .scene-nav__link:nth-child(3) { transition-delay: 210ms; }
.scene-nav.open .scene-nav__link:nth-child(4) { transition-delay: 255ms; }
.scene-nav.open .scene-nav__link:nth-child(5) { transition-delay: 300ms; }
.scene-nav.open .scene-nav__link:nth-child(6) { transition-delay: 345ms; }
.scene-nav.open .scene-nav__link:nth-child(7) { transition-delay: 390ms; }
.scene-nav.open .scene-nav__link:nth-child(8) { transition-delay: 435ms; }

body.nav-lock { overflow: hidden; }

@media (max-width: 768px) {
  .scene-nav__inner {
    grid-template-columns: 1fr;
    align-content: start;
    gap: var(--space-6);
    padding-top: clamp(var(--space-16), 14vh, var(--space-20));
  }
  .scene-nav__title { font-size: var(--text-2xl); margin-bottom: var(--space-4); }
  .scene-nav__note { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .scene-nav,
  .scene-nav.open { transition: opacity 1ms linear, visibility 0s; }
  .js .scene-nav .scene-nav__link,
  .js .scene-nav__aside,
  .js .scene-nav__meta,
  .scene-nav.open .scene-nav__link,
  .scene-nav.open .scene-nav__aside,
  .scene-nav.open .scene-nav__meta {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .scroll-progress { transition: none; }
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  /* Hide interactive / decorative elements */
  .site-header,
  .site-footer,
  .theme-toggle,
  .mobile-menu-btn,
  .back-to-top,
  .reading-progress,
  .scroll-progress,
  .scene-nav,
  .skip-link,
  .cv-download-btn { display: none !important; }

  body { color: #000; background: #fff; }
  .hero::before { display: none; }

  /* Show URLs after links */
  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.75em;
    color: #555;
    word-break: break-all;
  }

  /* Proper page breaks for CV */
  .cv-section { page-break-inside: avoid; }
  .cv-entry { page-break-inside: avoid; }

  /* Paper body full width in print */
  .paper-body { max-width: 100%; }

  /* White bg, black text for all surfaces */
  .card, .contact-item, .about-sidebar, .membership-item,
  .paper-citation, .contact-form {
    background: #fff !important;
    border-color: #ccc !important;
  }
}

/* ============================================================
   FEATURE 1: RESEARCH JOURNEY TIMELINE
   ============================================================ */
.timeline {
  position: relative;
  padding-block: var(--space-4);
}

.timeline-line {
  position: absolute;
  left: 7.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-primary);
  opacity: 0.25;
  border-radius: 2px;
  pointer-events: none;
}

@media (max-width: 640px) {
  .timeline-line {
    left: 1.25rem;
  }
}

.timeline-node {
  display: grid;
  grid-template-columns: 7rem 1.5rem 1fr;
  gap: 0 var(--space-6);
  align-items: start;
  margin-bottom: var(--space-10);
  position: relative;
}

@media (max-width: 640px) {
  .timeline-node {
    grid-template-columns: 1.5rem 1fr;
    grid-template-rows: auto auto;
  }
}

.timeline-date {
  text-align: right;
  padding-top: var(--space-5);
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .timeline-date {
    grid-column: 1 / -1;
    text-align: left;
    padding-top: 0;
    padding-left: calc(1.5rem + var(--space-4));
    order: -1;
    margin-bottom: var(--space-2);
  }
}

.timeline-date-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  line-height: 1.4;
}

.timeline-dot {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary);
  margin-top: var(--space-4);
  flex-shrink: 0;
  align-self: start;
  position: relative;
  z-index: 1;
  transition: transform var(--transition-interactive);
}

.timeline-dot--accent {
  background: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-dot--future {
  background: var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-primary);
  border-color: var(--color-primary);
}

@media (max-width: 640px) {
  .timeline-dot {
    margin-top: 0.15rem;
  }
}

.timeline-node:hover .timeline-dot {
  transform: scale(1.2);
}

.timeline-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}

.timeline-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.timeline-card--accent {
  border-color: var(--color-accent-light);
  background: color-mix(in srgb, var(--color-accent-light) 30%, var(--color-surface));
}

.timeline-card--accent:hover {
  border-color: var(--color-accent);
}

.timeline-card--future {
  border-style: dashed;
  opacity: 0.85;
}

.timeline-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.timeline-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.timeline-card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}

/* ============================================================
   FEATURE 2: OWNER AUTHENTICATION SYSTEM
   ============================================================ */
.owner-badge {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  z-index: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: 999px;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  box-shadow: var(--shadow-md);
  transition: background var(--transition-interactive), opacity var(--transition-interactive);
  user-select: none;
}

.owner-badge:hover {
  background: var(--color-primary-hover);
  opacity: 0.9;
}

.owner-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.owner-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.owner-modal-panel {
  position: relative;
  z-index: 1;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-lg);
  margin-inline: var(--space-4);
}

.owner-modal-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.owner-modal-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.owner-modal-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
  box-sizing: border-box;
}

.owner-modal-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

.owner-modal-error {
  font-size: var(--text-xs);
  color: var(--color-accent);
  min-height: 1.2em;
  margin-bottom: var(--space-4);
}

.owner-modal-actions {
  display: flex;
  gap: var(--space-3);
}

[data-owner="true"] .owner-only-hidden {
  display: block;
}

.owner-only-hidden {
  display: none;
}

/* ============================================================
   FEATURE 4: SOCIAL MEDIA EMBED COMPONENTS
   ============================================================ */
.social-embeds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.social-embed {
  /* Wrapper for a single embed */
}

.social-embed-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  padding: var(--space-6) var(--space-8);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-interactive);
}

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

.social-embed-card svg {
  flex-shrink: 0;
  color: var(--color-text-muted);
  margin-top: 0.1em;
}

.social-embed-card div h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  font-family: var(--font-display);
}

.social-embed-card div p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* LinkedIn-accented hover */
.social-embed--linkedin .social-embed-card:hover {
  border-color: #0077b5;
  box-shadow: 0 4px 12px rgba(0, 119, 181, 0.12);
}

.social-embed--linkedin .social-embed-card:hover svg {
  color: #0077b5;
}

/* Placeholder / coming soon */
.social-embed-card--coming-soon {
  opacity: 0.65;
  cursor: default;
}

.social-embed-card--coming-soon:hover {
  transform: none;
  border-color: var(--color-divider);
  box-shadow: none;
}

/* ============================================================
   FEATURE 5: QUICK EMAIL CTA
   ============================================================ */
.quick-email-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
  background: var(--color-primary-light);
  border: 1px solid color-mix(in srgb, var(--color-primary) 25%, transparent);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-8);
  margin-top: var(--space-10);
}

.quick-email-cta-content {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex: 1;
  min-width: 0;
}

.quick-email-cta-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-inverse);
}

.quick-email-cta-icon svg {
  width: 22px;
  height: 22px;
}

.quick-email-cta-text h2 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.quick-email-cta-text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.quick-email-cta-btn {
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .quick-email-cta {
    flex-direction: column;
    align-items: flex-start;
  }
  .quick-email-cta-btn {
    width: 100%;
    justify-content: center;
  }
}

/* ============================================================
   FEATURE 6: ORCID PUBLICATIONS (research page)
   ============================================================ */
.orcid-pub-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.orcid-pub-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  align-items: flex-start;
}

.orcid-pub-year {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-primary);
  min-width: 4rem;
  flex-shrink: 0;
  line-height: 1.4;
}

.orcid-pub-details {
  flex: 1;
  min-width: 0;
}

.orcid-pub-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  margin-bottom: var(--space-1);
  color: var(--color-text);
  line-height: 1.4;
}

.orcid-pub-journal {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.orcid-pub-doi {
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ============================================================
   FEATURE 6: ORCID SYNC DASHBOARD (orcid-sync.html)
   ============================================================ */
.orcid-sync-status-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-8);
}

.orcid-sync-status-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.orcid-sync-status-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.orcid-sync-status-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.orcid-sync-status-sub {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.orcid-sync-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.orcid-sync-last-checked {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.orcid-sync-results {
  margin-bottom: var(--space-10);
}

.orcid-sync-notice {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.orcid-sync-notice svg {
  flex-shrink: 0;
  margin-top: 0.1em;
}

.orcid-sync-notice p {
  flex: 1;
  color: var(--color-text-muted);
}

.orcid-sync-notice--info {
  background: var(--color-primary-light);
  border: 1px solid color-mix(in srgb, var(--color-primary) 25%, transparent);
  color: var(--color-primary);
}

.orcid-sync-notice--info svg { color: var(--color-primary); }

.orcid-sync-notice--warning {
  background: var(--color-accent-light);
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, transparent);
  color: var(--color-accent);
}

.orcid-sync-notice--warning svg { color: var(--color-accent); }
.orcid-sync-notice--warning p { color: var(--color-text-muted); }

.orcid-sync-notice--success {
  background: var(--color-primary-light);
  border: 1px solid color-mix(in srgb, var(--color-primary) 30%, transparent);
  color: var(--color-primary);
}

.orcid-sync-notice--success svg { color: var(--color-primary); }

/* Guide steps */
.orcid-guide {
  margin-top: var(--space-12);
}

.orcid-guide-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.orcid-guide-step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.orcid-guide-step-num {
  width: 2rem;
  height: 2rem;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-display);
}

.orcid-guide-step-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.orcid-guide-step-content p,
.orcid-guide-step-content li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.orcid-guide-step-content ul {
  margin-top: var(--space-2);
  padding-left: var(--space-5);
}

.orcid-guide-step-content a {
  color: var(--color-primary);
}

/* Preview section */
.orcid-preview-section {
  margin-top: var(--space-10);
}

/* Spin animation for loading state */
@keyframes orcid-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.orcid-spin {
  animation: orcid-spin 1s linear infinite;
}

/* kbd styling for owner notice */
kbd {
  display: inline-block;
  padding: 0.1em 0.4em;
  font-size: 0.85em;
  font-family: var(--font-body);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* --- ORCID Approval Controls --- */
.orcid-pub-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-3);
  flex-wrap: wrap;
}
.orcid-pub-status {
  font-size: var(--text-xs);
  font-weight: 500;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  line-height: 1.5;
}
.orcid-pub-status--approved {
  background: var(--color-primary-light);
  color: var(--color-primary);
}
.orcid-pub-status--pending {
  background: var(--color-accent-light);
  color: var(--color-accent);
}
.btn--sm {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-4);
  min-height: 44px;
}
/* Shared fallback for CTA-band buttons (pages without a local .cta-band
   style still get a real button). Higher-specificity page rules win. */
.btn--cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.85rem 2rem;
  background: var(--color-primary);
  color: #fff;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s ease;
}
.btn--cta:hover { transform: translateY(-2px); }
.orcid-section-subhead {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  margin-top: var(--space-4);
}

/* References Cited */
.paper-references {
  margin-top: var(--space-4);
}
.paper-ref-entry {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text);
  padding-left: 2.5rem;
  text-indent: -2.5rem;
  margin-bottom: var(--space-3);
}
.paper-ref-entry em {
  font-style: italic;
}
.paper-ref-entry a {
  color: var(--color-primary);
  word-break: break-all;
  font-size: var(--text-xs);
}

/* ============================================================
   FEATURE ADDITIONS — April 2026
   ============================================================ */

/* --- Social Embed Badge (Feature 3) --- */
.social-embed-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-top: var(--space-2);
}

/* --- Card Highlight + Accent Tag (Feature 4) --- */
.card--highlight {
  border: 2px solid var(--color-primary);
  background: var(--color-primary-light);
}
.card--highlight:hover {
  border-color: var(--color-accent);
}
.card-tag--accent {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

/* --- Toolkit Page (Feature 4) --- */
.toolkit-status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-4);
  border-radius: 100px;
  margin-top: var(--space-6);
}

.toolkit-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}
@media (max-width: 640px) {
  .toolkit-features-grid {
    grid-template-columns: 1fr;
  }
}

.toolkit-feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.toolkit-feature-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

.toolkit-feature-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.toolkit-feature-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.toolkit-feature-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

.toolkit-tech-section {
  padding: var(--space-8) 0;
}

.toolkit-tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.toolkit-tech-badge {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  letter-spacing: 0.02em;
}
.toolkit-tech-badge--accent {
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.toolkit-status-block {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-10);
}
.toolkit-status-icon {
  color: var(--color-text-muted);
  flex-shrink: 0;
  margin-top: 2px;
}
.toolkit-status-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}
.toolkit-status-text {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.55;
}

.toolkit-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}
.toolkit-cta > p {
  width: 100%;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-2);
}

/* --- Chat Widget (Feature 5) --- */
.chat-toggle {
  position: fixed;
  bottom: 5.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  z-index: 90;
  transition: all 0.2s ease;
}
.chat-toggle:hover { transform: scale(1.08); }
.chat-toggle--active { background: var(--color-accent); }

.chat-panel {
  position: fixed;
  bottom: 7rem;
  right: 1.5rem;
  width: 380px;
  max-height: 520px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
  z-index: 91;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(16px) scale(0.95);
  pointer-events: none;
  transition: all 0.25s cubic-bezier(0.16,1,0.3,1);
}
.chat-panel--open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chat-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-divider);
}
.chat-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 0.125rem;
}
.chat-subtitle {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.chat-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.chat-close:hover { color: var(--color-text); }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 200px;
  max-height: 320px;
}

.chat-msg p {
  font-size: 0.8125rem;
  line-height: 1.55;
  margin: 0;
}
.chat-msg--user p {
  background: var(--color-primary);
  color: #fff;
  padding: 0.5rem 0.75rem;
  border-radius: 12px 12px 4px 12px;
  align-self: flex-end;
  margin-left: 2rem;
}
.chat-msg--bot p {
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.5rem 0.75rem;
  border-radius: 12px 12px 12px 4px;
  margin-right: 2rem;
}
.chat-msg--user { display: flex; justify-content: flex-end; }
.chat-msg--bot { display: flex; justify-content: flex-start; }

.chat-typing {
  display: flex;
  gap: 4px;
  padding: 0.5rem 0.75rem;
}
.chat-typing span {
  width: 6px;
  height: 6px;
  background: var(--color-text-muted);
  border-radius: 50%;
  animation: chat-bounce 1.4s ease-in-out infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.16s; }
.chat-typing span:nth-child(3) { animation-delay: 0.32s; }
@keyframes chat-bounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

.chat-input-form {
  display: flex;
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--color-divider);
  gap: 0.5rem;
}
.chat-input {
  flex: 1;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  min-height: 44px;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  background: var(--color-surface);
  color: var(--color-text);
}
.chat-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}
.chat-send {
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.chat-send:hover { opacity: 0.9; }

.chat-disclaimer {
  font-size: 0.625rem;
  color: var(--color-text-faint);
  text-align: center;
  padding: 0.375rem 1rem 0.75rem;
  margin: 0;
}

@media (max-width: 480px) {
  .chat-panel {
    right: 0.75rem;
    left: 0.75rem;
    width: auto;
    bottom: 6rem;
    max-height: 70vh;
  }
}

@media print {
  .chat-toggle, .chat-panel { display: none !important; }
}

/* ============================================================
   FINAL RULE PAGE — 43 CFR Part 10 Reference
   ============================================================ */

/* Quick Facts Row */
.rule-quick-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-4);
  margin-block: var(--space-10);
}

.rule-quick-fact {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  text-align: center;
}

.rule-quick-fact__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.rule-quick-fact__value {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.3;
}

/* Subpart header */
.rule-subpart-header {
  margin-block: var(--space-12) var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--color-primary);
}

.rule-subpart-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.rule-subpart-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text);
  margin: 0;
}

/* CFR Section cards */
.rule-section {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-6);
  position: relative;
  overflow: hidden;
}

.rule-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-xl) 0 0 var(--radius-xl);
}

.rule-section-number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.rule-section-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.rule-section-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.rule-section-changes {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-5);
}

.rule-section-changes-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.rule-changes-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.rule-change-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.6;
}

/* Badges */
.rule-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.rule-badge--new {
  background: #e8f0e8;
  color: #3a5a3a;
  border: 1px solid #c5d9c5;
}

[data-theme="dark"] .rule-badge--new,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .rule-badge--new {
    background: #2a332a;
    color: #8aba8a;
    border-color: #3a4e3a;
  }
}

.rule-badge--revised {
  background: #fdf3e3;
  color: #7a4e1a;
  border: 1px solid #f0d9a8;
}

.rule-badge--eliminated {
  background: #fde8e3;
  color: #7a2a1a;
  border: 1px solid #f0b8a8;
}

/* Dark mode badge overrides */
[data-theme="dark"] .rule-badge--new {
  background: #1e2e1e;
  color: #8ab88a;
  border-color: #2e422e;
}

[data-theme="dark"] .rule-badge--revised {
  background: #2e2010;
  color: #c89048;
  border-color: #423018;
}

[data-theme="dark"] .rule-badge--eliminated {
  background: #2e1410;
  color: #c87068;
  border-color: #421e18;
}

/* Comparison table */
.rule-comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin-top: var(--space-6);
}

.rule-comparison-table th {
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.rule-comparison-table th:first-child {
  border-radius: var(--radius-md) 0 0 0;
}

.rule-comparison-table th:last-child {
  border-radius: 0 var(--radius-md) 0 0;
}

.rule-comparison-table td {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  color: var(--color-text);
  vertical-align: top;
  line-height: 1.6;
}

.rule-comparison-table tr:last-child td {
  border-bottom: none;
}

.rule-comparison-table tr:nth-child(even) td {
  background: var(--color-surface);
}

.rule-comparison-table td:first-child {
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}

.rule-comparison-table td:nth-child(2) {
  color: var(--color-text-muted);
}

/* Wrapper with scroll for mobile */
.rule-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  margin-top: var(--space-6);
}

/* Page footer note */
.rule-page-footer {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-top: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.rule-page-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.rule-page-footer__disclaimer {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
  font-style: italic;
}

/* Hero buttons */
.rule-hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

@media (max-width: 640px) {
  .rule-quick-facts {
    grid-template-columns: repeat(2, 1fr);
  }

  .rule-section {
    padding: var(--space-6) var(--space-5);
  }

  .rule-comparison-table td:first-child {
    white-space: normal;
  }
}

/* --- THPO Compliance Checklist --- */
.checklist-phase { margin-bottom: var(--space-10); }
.checklist-phase-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.checklist-phase-num {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: var(--color-primary);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 2px;
}
.checklist-phase-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}
.checklist-phase-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.checklist-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.checklist-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  transition: border-color 0.2s ease;
}
.checklist-item:hover {
  border-color: var(--color-primary);
}
.checklist-item-ref {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  white-space: nowrap;
  min-width: 5.5rem;
  flex-shrink: 0;
  padding-top: 2px;
}
.checklist-item-content h4 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.checklist-item-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-2);
}
.checklist-item-content .rule-badge {
  margin-top: var(--space-1);
}

@media (max-width: 640px) {
  .checklist-item {
    flex-direction: column;
    gap: var(--space-2);
  }
  .checklist-item-ref {
    min-width: auto;
  }
  .checklist-phase-header {
    flex-direction: column;
    gap: var(--space-2);
  }
}

/* ============================================================
   CONSULTANCY COMPONENTS (shared across pages)
   ============================================================ */

/* Editorial hero with asymmetric metadata column */
.editorial-hero {
  padding: clamp(var(--space-2xl), 9vw, 7rem) 0 var(--space-xl);
  position: relative;
}
.editorial-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 8% 14%, var(--color-primary-light) 0%, transparent 45%),
    radial-gradient(ellipse at 92% 90%, var(--color-accent-light) 0%, transparent 45%);
  opacity: 0.32; pointer-events: none;
}
.editorial-hero .container {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: var(--space-xl);
  align-items: end;
}
.editorial-hero .hero-eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-sm);
  font-family: var(--font-body); font-size: var(--text-xs);
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-text-muted); margin: 0 0 var(--space-md);
}
.editorial-hero .hero-eyebrow::before {
  content: ''; width: 32px; height: 1px; background: var(--color-primary);
}
.editorial-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 350; letter-spacing: -0.028em; line-height: 1.04;
  font-variation-settings: "opsz" 120;
  color: var(--color-text);
  margin: 0 0 var(--space-md);
  max-width: 20ch;
}
.editorial-hero h1 em {
  font-style: italic; font-weight: 350;
  color: var(--color-primary);
  font-variation-settings: "opsz" 120;
}
.editorial-hero .lede {
  font-family: var(--font-body);
  font-size: var(--text-lg); line-height: 1.55;
  color: var(--color-text-muted);
  max-width: 42ch; margin: 0 0 var(--space-lg);
}
.editorial-hero .hero-meta {
  border-left: 1px solid var(--color-divider);
  padding-left: var(--space-md);
  display: flex; flex-direction: column; gap: var(--space-md);
}
.editorial-hero .hero-meta-row { display: flex; flex-direction: column; gap: 2px; }
.editorial-hero .hero-meta-label {
  font-family: var(--font-body); font-size: 0.6875rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--color-text-faint); font-weight: 500;
}
.editorial-hero .hero-meta-value {
  font-family: var(--font-display);
  font-size: var(--text-base); line-height: 1.3;
  color: var(--color-text); font-weight: 400;
  font-variation-settings: "opsz" 36;
}
.editorial-hero .hero-meta-value a {
  color: var(--color-primary); text-decoration: none;
  border-bottom: 1px solid var(--color-divider);
}
.editorial-hero .hero-meta-value a:hover { border-color: var(--color-primary); }

/* Framework bar */
.framework-bar {
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-md) 0;
  background: var(--color-surface-2);
}
.framework-bar .container {
  display: flex; align-items: center; gap: var(--space-lg);
  flex-wrap: wrap;
}
.framework-bar-label {
  font-family: var(--font-body); font-size: var(--text-xs);
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-text-faint); font-weight: 500;
  flex-shrink: 0;
}
.framework-bar-items {
  display: flex; flex: 1; flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
  align-items: center;
}
.framework-bar-items span {
  font-family: var(--font-display);
  font-size: var(--text-sm); font-weight: 400;
  color: var(--color-text); letter-spacing: 0.01em;
  font-variation-settings: "opsz" 24;
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.framework-bar-items span::before {
  content: ''; width: 4px; height: 4px; border-radius: 50%;
  background: var(--color-primary); display: inline-block;
}

/* Section lede */
.section-lede {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  align-items: start;
}
.section-lede-label {
  font-family: var(--font-body); font-size: var(--text-xs);
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-text-muted); font-weight: 500;
  padding-top: 0.5rem;
  border-top: 1px solid var(--color-primary);
  display: block;
}
.section-lede-heading {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  font-weight: 380; letter-spacing: -0.022em; line-height: 1.1;
  color: var(--color-text); margin: 0 0 var(--space-md);
  font-variation-settings: "opsz" 72;
  max-width: 28ch;
}
.section-lede-heading em { font-style: italic; color: var(--color-primary); }
.section-lede-body {
  font-family: var(--font-body); font-size: var(--text-base);
  color: var(--color-text-muted); line-height: 1.65;
  max-width: 56ch;
}

/* Engagement list (rule lines) */
.engagement-list { border-top: 1px solid var(--color-divider); }
.engagement-row {
  display: grid;
  grid-template-columns: 64px 1.2fr 2fr auto;
  gap: var(--space-lg);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-divider);
  align-items: baseline;
  transition: background var(--transition-interactive);
}
.engagement-row:hover {
  background: linear-gradient(90deg, transparent, var(--color-surface-2) 5%, var(--color-surface-2) 95%, transparent);
}
.engagement-num {
  font-family: var(--font-display);
  font-size: var(--text-sm); color: var(--color-primary);
  font-weight: 500; letter-spacing: 0.06em;
  font-variation-settings: "opsz" 24;
}
.engagement-title {
  font-family: var(--font-display);
  font-size: var(--text-lg); font-weight: 400;
  letter-spacing: -0.012em; color: var(--color-text);
  font-variation-settings: "opsz" 36;
  line-height: 1.25;
}
.engagement-desc {
  font-family: var(--font-body); font-size: var(--text-sm);
  color: var(--color-text-muted); line-height: 1.55;
}
.engagement-tag {
  font-family: var(--font-body); font-size: 0.6875rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-text-faint); font-weight: 500;
  white-space: nowrap;
}

/* Process band */
.process-band {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.process-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
}
.process-step {
  padding: var(--space-lg) var(--space-md);
  border-right: 1px solid var(--color-divider);
  display: flex; flex-direction: column; gap: var(--space-sm);
}
.process-step:last-child { border-right: 0; }
.process-step-num {
  font-family: var(--font-display); font-size: var(--text-sm);
  color: var(--color-primary); font-weight: 500; letter-spacing: 0.06em;
}
.process-step-title {
  font-family: var(--font-display);
  font-size: var(--text-lg); font-weight: 400;
  letter-spacing: -0.012em; color: var(--color-text);
  font-variation-settings: "opsz" 36;
}
.process-step-desc {
  font-family: var(--font-body); font-size: var(--text-sm);
  color: var(--color-text-muted); line-height: 1.5;
}

/* Credentials block */
.credentials-block {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: var(--space-2xl);
  align-items: start;
}
.cred-eyebrow {
  font-family: var(--font-body); font-size: var(--text-xs);
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-text-muted); font-weight: 500;
  margin: 0 0 var(--space-md);
  padding-top: var(--space-xs);
  border-top: 1px solid var(--color-primary);
  display: inline-block; padding-right: var(--space-md);
}
.cred-heading {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.25rem);
  font-weight: 380; letter-spacing: -0.022em;
  line-height: 1.12; margin: 0 0 var(--space-md);
  color: var(--color-text);
  font-variation-settings: "opsz" 72;
}
.cred-heading em { font-style: italic; color: var(--color-primary); }
.cred-body {
  color: var(--color-text-muted); line-height: 1.65;
  font-size: var(--text-base); margin: 0 0 var(--space-md);
}
.cred-actions {
  display: flex; gap: var(--space-sm);
  flex-wrap: wrap; margin-top: var(--space-md);
}
.cred-list { border-top: 1px solid var(--color-divider); }
.cred-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-divider);
  align-items: baseline;
}
.cred-row dt {
  font-family: var(--font-body); font-size: var(--text-xs);
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-text-faint); font-weight: 500;
}
.cred-row dd {
  font-family: var(--font-display);
  font-size: var(--text-base); color: var(--color-text);
  line-height: 1.35; margin: 0;
  font-weight: 400;
  font-variation-settings: "opsz" 24;
}
.cred-row dd small {
  display: block; font-family: var(--font-body);
  font-size: var(--text-sm); color: var(--color-text-muted);
  font-weight: 400; margin-top: 2px;
}
.cred-row dd a {
  color: var(--color-primary); text-decoration: none;
  border-bottom: 1px solid var(--color-divider);
}
.cred-row dd a:hover { border-color: var(--color-primary); }

/* CTA band */
.cta-band {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-2xl) 0;
  background: linear-gradient(180deg, var(--color-bg), var(--color-surface));
}
.cta-inner {
  display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: var(--space-xl); align-items: end;
}
.cta-heading {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 3.6vw, 2.75rem);
  font-weight: 360; letter-spacing: -0.025em;
  line-height: 1.08; margin: 0;
  color: var(--color-text);
  font-variation-settings: "opsz" 96;
  max-width: 22ch;
}
.cta-heading em { font-style: italic; color: var(--color-primary); }
.cta-side {
  display: flex; flex-direction: column; gap: var(--space-md);
  align-items: flex-start;
}
.cta-side p {
  color: var(--color-text-muted); line-height: 1.6;
  margin: 0; max-width: 36ch;
}
.cta-side .btn { align-self: flex-start; }

/* Metric ribbon */
.metric-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.metric-cell {
  padding: var(--space-lg) var(--space-md);
  border-right: 1px solid var(--color-divider);
  display: flex; flex-direction: column; gap: var(--space-xs);
}
.metric-cell:last-child { border-right: 0; }
.metric-num {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 3.2vw, 2.5rem);
  font-weight: 350; letter-spacing: -0.025em;
  color: var(--color-text); line-height: 1;
  font-variation-settings: "opsz" 96;
}
.metric-num em { font-style: italic; color: var(--color-primary); font-weight: 350; }
.metric-label {
  font-family: var(--font-body); font-size: var(--text-xs);
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-text-muted); font-weight: 500;
  margin-top: var(--space-xs);
}
.metric-detail {
  font-family: var(--font-body); font-size: var(--text-sm);
  color: var(--color-text-muted); line-height: 1.4;
}

/* 3-track grid (shared with services page) */
.track-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-divider);
}
.track {
  padding: var(--space-lg) var(--space-md) var(--space-lg) 0;
  border-right: 1px solid var(--color-divider);
  display: flex; flex-direction: column; gap: var(--space-sm);
  text-decoration: none; color: inherit;
  transition: background var(--transition-interactive);
}
.track:not(:first-child) { padding-left: var(--space-md); }
.track:last-child { border-right: 0; }
.track:hover { background: var(--color-surface-2); }
.track-num {
  font-family: var(--font-body); font-size: var(--text-xs);
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--color-primary); font-weight: 600;
}
.track-title {
  font-family: var(--font-display);
  font-size: var(--text-xl); font-weight: 400;
  letter-spacing: -0.015em; line-height: 1.2;
  color: var(--color-text); margin: var(--space-xs) 0;
  font-variation-settings: "opsz" 48;
}
.track-desc {
  font-family: var(--font-body); font-size: var(--text-sm);
  color: var(--color-text-muted); line-height: 1.55; flex: 1;
}
.track-link {
  font-family: var(--font-body); font-size: var(--text-sm);
  color: var(--color-primary); font-weight: 500;
  display: inline-flex; align-items: center; gap: 0.4rem;
  margin-top: var(--space-sm);
}
.track:hover .track-link { gap: 0.7rem; }

/* Responsive collapse for consultancy components */
@media (max-width: 900px) {
  .editorial-hero .container { grid-template-columns: 1fr; }
  .editorial-hero .hero-meta { border-left: 0; border-top: 1px solid var(--color-divider); padding-left: 0; padding-top: var(--space-md); margin-top: var(--space-md); flex-direction: row; flex-wrap: wrap; gap: var(--space-md) var(--space-lg); }
  .section-lede { grid-template-columns: 1fr; gap: var(--space-md); }
  .credentials-block { grid-template-columns: 1fr; gap: var(--space-lg); }
  .cta-inner { grid-template-columns: 1fr; gap: var(--space-lg); }
  .metric-ribbon { grid-template-columns: repeat(2, 1fr); }
  .metric-cell:nth-child(2) { border-right: 0; }
  .metric-cell:nth-child(1), .metric-cell:nth-child(2) { border-bottom: 1px solid var(--color-divider); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-step:nth-child(2) { border-right: 0; }
  .process-step:nth-child(1), .process-step:nth-child(2) { border-bottom: 1px solid var(--color-divider); }
  .track-grid { grid-template-columns: 1fr; }
  .track { border-right: 0; border-bottom: 1px solid var(--color-divider); padding-left: 0 !important; padding-right: 0; }
  .track:last-child { border-bottom: 0; }
  .engagement-row { grid-template-columns: 48px 1fr; gap: var(--space-sm); }
  .engagement-desc { grid-column: 2; }
  .engagement-tag { grid-column: 2; }
  .cred-row { grid-template-columns: 1fr; gap: 4px; padding: var(--space-sm) 0; }
}