/* ============================================
   Peter Robichau - Personal Landing Page
   Design: Understated authority, tech-forward
   ============================================ */

/* --- Custom Properties --- */
:root {
  --color-primary: #111827;
  --color-primary-light: #1F2937;
  --color-secondary: #0D9488;
  --color-secondary-light: #14B8A6;
  --color-green: #0D9488;
  --color-green-light: #10B981;
  --color-green-dark: #059669;
  --color-background: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-text: #374151;
  --color-text-muted: #6B7280;
  --color-text-light: #9CA3AF;
  --color-accent: #D69E2E;
  --color-accent-light: #ECC94B;
  --color-border: #E5E7EB;
  --color-border-light: #F3F4F6;
  --color-mint: rgba(204, 251, 241, 0.3);

  --font-heading: 'Plus Jakarta Sans', 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Fira Code', 'Consolas', monospace;

  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  --nav-height: 72px;
  --max-width: 1080px;
  --transition: 0.3s ease;
  --radius: 6px;
  --radius-lg: 10px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-background);
}

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

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-secondary-light);
}

ul {
  list-style: none;
}

/* --- Container --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.nav--scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(248, 250, 252, 0.95);
}

.nav::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--color-secondary), var(--color-green-dark));
}

.nav__container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-secondary);
  letter-spacing: normal;
}

.nav__logo-accent {
  color: var(--color-green-light);
}

.nav__logo:hover {
  color: var(--color-secondary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__link--cta {
  color: var(--color-surface);
  background: var(--color-secondary);
  padding: 0.4rem 1rem;
  border-radius: 8px;
  font-weight: 600;
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta:hover {
  color: var(--color-surface);
  background: var(--color-green-dark);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

.nav__toggle-bar {
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__toggle--open .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__toggle--open .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__toggle--open .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 999;
}

.nav__overlay--visible {
  display: block;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  gap: var(--space-sm);
}

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

.btn--primary:hover {
  background: var(--color-green-dark);
  border-color: var(--color-green-dark);
  color: var(--color-surface);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.btn--full {
  width: 100%;
}

/* --- Sections --- */
.section {
  padding: var(--space-4xl) 0;
}

.section--alt {
  background: var(--color-surface);
}

.section__title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2xl);
  letter-spacing: -0.02em;
  position: relative;
  padding-bottom: var(--space-md);
}

.section__title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--color-secondary);
  border-radius: 2px;
}

.section__title-separator {
  font-weight: 300;
  color: var(--color-text-muted);
  margin: 0 0.15em;
}

/* --- Hero --- */
.hero {
  padding-top: calc(var(--nav-height) + var(--space-4xl));
  padding-bottom: var(--space-4xl);
  background: var(--color-surface);
}

.hero__container {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero__photo {
  display: flex;
  justify-content: center;
}

.hero__headshot {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-secondary), var(--color-green-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(13, 148, 136, 0.2);
  position: relative;
  overflow: hidden;
}

.hero__headshot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.hero__headshot img + .hero__initials {
  display: none;
}

.hero__initials {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.05em;
}

.hero__name {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.hero__tagline {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-bottom: var(--space-lg);
}

.hero__separator {
  color: var(--color-border);
  margin: 0 0.15em;
}

.hero__intro {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text);
  max-width: 560px;
  margin-bottom: var(--space-xl);
}

.hero__quote {
  position: relative;
  margin: 0 0 var(--space-xl) 0;
  padding: var(--space-lg) var(--space-xl);
  max-width: 560px;
  border-left: 3px solid var(--color-secondary);
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.04), rgba(5, 150, 105, 0.02));
  border-radius: 0 var(--radius) var(--radius) 0;
}

.hero__quote p {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 400;
  font-style: italic;
  line-height: 1.8;
  color: var(--color-primary);
  margin: 0 0 var(--space-sm) 0;
}

.hero__quote cite {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.hero__quote cite em {
  font-style: italic;
  text-transform: none;
  letter-spacing: normal;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* --- About --- */
.about {
  position: relative;
  overflow: hidden;
}

.about__matrix {
  position: absolute;
  top: 0;
  right: 0;
  width: 30%;
  height: 100%;
  pointer-events: none;
  mask-image: linear-gradient(to left, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.35) 50%, transparent 100%);
  -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.35) 50%, transparent 100%);
}

.about__matrix canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.about__content p {
  margin-bottom: var(--space-lg);
  max-width: 720px;
}

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

/* --- Personal Factoids --- */
.factoids {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
}

.factoid {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.factoid:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 2px 12px rgba(13, 148, 136, 0.1);
}

.factoid__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-mint);
  color: var(--color-secondary);
  margin-bottom: var(--space-md);
}

.factoid__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.factoid__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.factoid__value {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* --- Factoid: Hover Description --- */
.factoid__desc {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: rgba(17, 24, 39, 0.94);
  border-radius: var(--radius);
  font-family: 'IBM Plex Mono', var(--font-mono);
  font-size: 0.65rem;
  line-height: 1.55;
  color: #4ADE80;
  text-align: center;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.factoid:hover .factoid__desc {
  opacity: 1;
}

/* --- Factoid: Clickable Variant --- */
.factoid--clickable {
  cursor: pointer;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  position: relative;
}

.factoid--clickable:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 4px 16px rgba(13, 148, 136, 0.15);
}

.factoid--clickable:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

.factoid__hint {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-top: var(--space-sm);
  opacity: 0;
  transition: opacity var(--transition);
}

.factoid--clickable:hover .factoid__hint {
  opacity: 1;
}

/* --- Map Modal --- */
.map-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.map-modal[hidden] {
  display: none;
}

.map-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 24, 39, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.map-modal__container {
  position: relative;
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: mapModalIn 0.3s ease;
}

@keyframes mapModalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.map-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.map-modal__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

.map-modal__close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.map-modal__close:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.map-modal__close:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

.map-modal__body {
  height: 500px;
  width: 100%;
}

.map-modal__footer {
  padding: var(--space-sm) var(--space-xl);
  border-top: 1px solid var(--color-border);
  text-align: right;
}

.map-modal__count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Leaflet overrides */
.map-modal .leaflet-popup-content-wrapper {
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-text);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.map-modal .leaflet-popup-tip {
  box-shadow: none;
}

.map-modal .leaflet-control-zoom a {
  color: var(--color-primary);
  border-color: var(--color-border);
}

.map-modal .leaflet-control-zoom a:hover {
  color: var(--color-secondary);
}

/* --- Lessons Learned --- */
.lessons {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.lesson {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  transition: border-color var(--transition);
}

.lesson[open] {
  border-color: var(--color-secondary);
}

.lesson__heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.lesson__heading::-webkit-details-marker {
  display: none;
}

.lesson__heading::after {
  content: '+';
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--color-secondary);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.lesson[open] .lesson__heading::after {
  content: '\2212';
}

.lesson__heading:hover {
  color: var(--color-secondary);
}

.lesson__wisdom {
  padding: 0 var(--space-lg) var(--space-lg) var(--space-lg);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-light);
}

/* --- Travel Quote --- */
.travel-quote {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-3xl);
  align-items: center;
}

.travel-quote__text {
  margin: 0;
  padding: var(--space-xl) var(--space-2xl);
  border-left: 3px solid var(--color-secondary);
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.04), rgba(5, 150, 105, 0.02));
  border-radius: 0 var(--radius) var(--radius) 0;
}

.travel-quote__text p {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 400;
  font-style: italic;
  line-height: 1.9;
  color: var(--color-primary);
  margin: 0 0 var(--space-md) 0;
}

.travel-quote__text cite {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.travel-quote__text cite em {
  font-style: italic;
  text-transform: none;
  letter-spacing: normal;
}

.travel-quote__photo {
  display: flex;
  justify-content: center;
}

.travel-quote__thumb-btn {
  position: relative;
  display: block;
  border: none;
  padding: 0;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  transition: box-shadow var(--transition), transform var(--transition);
}

.travel-quote__thumb-btn:hover {
  box-shadow: 0 8px 32px rgba(13, 148, 136, 0.2);
  transform: translateY(-2px);
}

.travel-quote__thumb-btn:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 3px;
}

.travel-quote__thumb {
  display: block;
  width: 320px;
  height: auto;
  border-radius: var(--radius-lg);
}

.travel-quote__expand {
  position: absolute;
  bottom: var(--space-sm);
  right: var(--space-sm);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: var(--radius);
  color: var(--color-primary);
  opacity: 0;
  transition: opacity var(--transition);
}

.travel-quote__thumb-btn:hover .travel-quote__expand {
  opacity: 1;
}

/* --- Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.lightbox[hidden] {
  display: none;
}

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.lightbox__container {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  animation: mapModalIn 0.3s ease;
}

.lightbox__img {
  display: block;
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.3);
  object-fit: contain;
}

.lightbox__close {
  position: absolute;
  top: calc(-1 * var(--space-xl) - 12px);
  right: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  color: #fff;
  cursor: pointer;
  transition: all var(--transition);
}

.lightbox__close:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
}

.lightbox__close:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* --- Crazy Project --- */
.project-card {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 4px 20px rgba(13, 148, 136, 0.1);
}

.project-card__icons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.project-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-mint);
  color: var(--color-secondary);
}

.project-card__plus {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-text-muted);
}

.project-card__text {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Timeline / Experience --- */
.timeline {
  position: relative;
  padding-left: var(--space-2xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-2xl);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  position: absolute;
  left: calc(-1 * var(--space-2xl) + 2px);
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 3px solid var(--color-secondary);
  z-index: 1;
}

.timeline__item:first-child .timeline__marker {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.timeline__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.section--alt .timeline__card {
  background: var(--color-background);
}

.timeline__card:hover {
  box-shadow: 0 4px 16px rgba(26, 54, 93, 0.08);
  border-color: var(--color-secondary);
}

.timeline__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-accent);
  background: rgba(214, 158, 46, 0.1);
  padding: 0.15rem 0.6rem;
  border-radius: 3px;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timeline__role {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.timeline__org {
  font-size: 0.95rem;
  color: var(--color-secondary);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.timeline__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Credentials --- */
.credential-highlight {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  background: linear-gradient(135deg, rgba(214, 158, 46, 0.08) 0%, rgba(214, 158, 46, 0.02) 100%);
  border: 1px solid rgba(214, 158, 46, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.credential-highlight__icon {
  flex-shrink: 0;
  margin-top: 2px;
}

.credential-highlight__badge {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: 50%;
}

.credential-highlight__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.credential-highlight__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Terminal Block --- */
.terminal {
  background: #1a1e2e;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-2xl);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
}

.terminal__header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem var(--space-lg);
  background: #161923;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal__dot--red { background: #ff5f57; }
.terminal__dot--yellow { background: #febc2e; }
.terminal__dot--green { background: #28c840; }

.terminal__title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
  margin-left: var(--space-sm);
}

.terminal__body {
  padding: var(--space-xl);
  overflow-x: auto;
}

.terminal__body pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.8;
  color: #e2e8f0;
}

.terminal__body code {
  font-family: inherit;
}

.token-key { color: #7ec8e3; }
.token-str { color: #98c379; }

/* --- Cert Badges --- */
.cert-badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.cert-badge {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.cert-badge:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 2px 12px rgba(49, 151, 149, 0.1);
}

.cert-badge__logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  margin-bottom: var(--space-xs);
}

.cert-badge__abbr {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.cert-badge__name {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.cert-badge__desc {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: rgba(17, 24, 39, 0.94);
  color: #4ADE80;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.6;
  text-align: left;
  border-radius: var(--radius);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.cert-badge:hover .cert-badge__desc {
  opacity: 1;
}

/* --- Publications --- */
.publication {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.publication__cover {
  position: relative;
}

.publication__cover-img {
  width: 200px;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(26, 54, 93, 0.2);
  object-fit: cover;
}

.publication__cover-placeholder {
  width: 200px;
  height: 280px;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-green-dark) 100%);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  gap: var(--space-sm);
  box-shadow: 0 4px 20px rgba(26, 54, 93, 0.2);
}

.publication__cover-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.publication__cover-label {
  font-size: 0.8rem;
}

/* Book Cover: Reviews Hover Overlay */
.publication__reviews {
  position: absolute;
  top: 0;
  left: 0;
  width: 200px;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 0.6rem;
  background: rgba(17, 24, 39, 0.95);
  border-radius: var(--radius);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
  overflow: hidden;
}

.publication__cover:hover .publication__reviews {
  opacity: 1;
}

.publication__reviews-header {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #6EE7B7;
  margin-bottom: 0.2rem;
}

.publication__reviews-rating {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: #FCD34D;
  margin-bottom: 0.5rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid rgba(110, 231, 183, 0.2);
}

.publication__review {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  margin-bottom: 0.35rem;
}

.publication__review-stars {
  font-size: 0.55rem;
  color: #FCD34D;
  line-height: 1;
}

.publication__review-title {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 500;
  color: #4ADE80;
  line-height: 1.3;
}

.publication__review-text {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  color: rgba(209, 213, 219, 0.8);
  line-height: 1.35;
}

.publication__review-meta {
  font-family: var(--font-mono);
  font-size: 0.45rem;
  color: rgba(156, 163, 175, 0.7);
  line-height: 1;
}

.publication__title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: var(--space-xs);
}

.publication__subtitle {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.5;
}

.publication__meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.publication__note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: var(--space-xl);
}

.publication__quote {
  border-left: 3px solid var(--color-accent);
  padding: var(--space-lg) var(--space-xl);
  margin-bottom: var(--space-xl);
  background: rgba(214, 158, 46, 0.04);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.publication__quote p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.publication__quote cite {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: normal;
  font-weight: 500;
}

/* --- Recent Publications --- */
.publications-recent {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2xl);
}

.publications-recent__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.substack-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  text-decoration: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.substack-card:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 4px 16px rgba(13, 148, 136, 0.1);
}

.substack-card__logo {
  max-width: 160px;
  width: auto;
  height: auto;
  margin-bottom: var(--space-lg);
}

.substack-card__desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  max-width: 480px;
}

.substack-card__cta {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-secondary);
  transition: color var(--transition);
}

.substack-card:hover .substack-card__cta {
  color: var(--color-green-dark);
}

/* --- Speaking --- */
/* --- Speaking Editorial --- */
.speaking-editorial {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-3xl);
  align-items: start;
}

.speaking-editorial__content {
  display: flex;
  flex-direction: column;
}

.speaking-editorial__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-bottom: var(--space-md);
}

.speaking-editorial__topics {
  margin-bottom: var(--space-2xl);
}

.speaking-editorial__pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.speaking-editorial__pill {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  transition: all var(--transition);
  cursor: default;
}

.speaking-editorial__pill:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
  background: var(--color-mint);
}

.speaking-editorial__engagements {
  margin-bottom: var(--space-2xl);
}

.speaking-editorial__venue-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-left: 0;
}

.speaking-editorial__venue {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.speaking-editorial__venue:last-child {
  border-bottom: none;
}

.speaking-editorial__venue-marker {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-secondary);
  flex-shrink: 0;
  margin-top: 6px;
  position: relative;
}

.speaking-editorial__venue:not(:last-child) .speaking-editorial__venue-marker::after {
  content: '';
  position: absolute;
  top: 10px;
  left: 3px;
  width: 2px;
  height: calc(100% + var(--space-md) + 6px);
  background: var(--color-border);
}

.speaking-editorial__venue-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.speaking-editorial__venue-name {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-text);
}

.speaking-editorial__venue-type {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.speaking-editorial__cta {
  padding-top: var(--space-lg);
}

.speaking-editorial__cta-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.speaking-editorial__visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  position: sticky;
  top: calc(var(--nav-height) + var(--space-xl));
}

.speaking-editorial__photo-btn {
  position: relative;
  display: block;
  width: 100%;
  border: none;
  padding: 0;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  transition: box-shadow var(--transition), transform var(--transition);
}

.speaking-editorial__photo-btn:hover {
  box-shadow: 0 8px 32px rgba(13, 148, 136, 0.2);
  transform: translateY(-2px);
}

.speaking-editorial__photo-btn:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 3px;
}

.speaking-editorial__photo {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: left center;
}

.speaking-editorial__photo-expand {
  position: absolute;
  bottom: var(--space-sm);
  right: var(--space-sm);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: var(--radius);
  color: var(--color-primary);
  opacity: 0;
  transition: opacity var(--transition);
}

.speaking-editorial__photo-btn:hover .speaking-editorial__photo-expand {
  opacity: 1;
}

.speaking-editorial__featured {
  padding: var(--space-md) var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.speaking-editorial__featured-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  opacity: 0.65;
  transition: opacity var(--transition);
}

.speaking-editorial__featured:hover .speaking-editorial__featured-img {
  opacity: 1;
}

/* --- Contact --- */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact__intro {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.contact__methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact__method {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact__method:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 2px 8px rgba(49, 151, 149, 0.1);
  color: var(--color-primary);
}

.contact__icon {
  flex-shrink: 0;
  color: var(--color-secondary);
}

.contact__linkedin-note {
  font-size: 0.8rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
  line-height: 1.6;
}

/* --- Form --- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.form-input {
  width: 100%;
  padding: 0.7rem var(--space-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(49, 151, 149, 0.12);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

/* --- Footer --- */
.footer {
  background: #111111;
  color: #ffffff;
  padding: var(--space-xl) 0 var(--space-md) 0;
}

.footer__main {
  display: flex;
  gap: 8rem;
  margin-bottom: var(--space-xl);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  flex-shrink: 0;
}

.footer__nav a {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.footer__disclaimer {
  flex: 1;
}

.footer__disclaimer p {
  font-size: 0.65rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0.5em;
}

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

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: var(--space-md);
}

.footer__copy {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer__top {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: all var(--transition);
}

.footer__top:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in--visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  .container {
    padding: 0 var(--space-lg);
  }

  /* Mobile Nav */
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--nav-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    gap: var(--space-sm);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
    transition: right var(--transition);
    z-index: 1000;
  }

  .nav__links--open {
    right: 0;
  }

  .nav__link {
    font-size: 1rem;
    padding: var(--space-sm) 0;
    width: 100%;
  }

  .nav__link::after {
    display: none;
  }

  .nav__link--cta {
    margin-top: var(--space-md);
    text-align: center;
    width: auto;
  }

  /* Hero */
  .hero {
    padding-top: calc(var(--nav-height) + var(--space-2xl));
    padding-bottom: var(--space-2xl);
  }

  .hero__container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-xl);
  }

  .hero__headshot {
    width: 150px;
    height: 150px;
  }

  .hero__initials {
    font-size: 2.5rem;
  }

  .hero__name {
    font-size: 2rem;
  }

  .hero__tagline {
    font-size: 0.95rem;
  }

  .hero__intro {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__quote {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  /* About matrix */
  .about__matrix {
    display: none;
  }

  /* Sections */
  .section {
    padding: var(--space-3xl) 0;
  }

  .section__title {
    font-size: 1.5rem;
  }

  /* Publication */
  .publication {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .publication__cover-placeholder {
    width: 160px;
    height: 224px;
    margin: 0 auto;
  }

  /* Speaking Editorial */
  .speaking-editorial {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .speaking-editorial__visual {
    order: -1;
    position: static;
  }

  .speaking-editorial__photo {
    aspect-ratio: 16 / 9;
  }

  .speaking-editorial__pills {
    gap: var(--space-xs);
  }

  .speaking-editorial__pill {
    font-size: 0.78rem;
    padding: 0.35rem 0.75rem;
  }

  /* Contact */
  .contact__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  /* Credential Highlight */
  .credential-highlight {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  /* Factoids */
  .factoids {
    grid-template-columns: repeat(3, 1fr);
  }

  .factoid {
    padding: var(--space-lg) var(--space-sm);
  }

  .factoid__icon {
    width: 40px;
    height: 40px;
  }

  .factoid__icon svg {
    width: 20px;
    height: 20px;
  }

  /* Travel Quote */
  .travel-quote {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }

  .travel-quote__text {
    border-left: none;
    border-top: 3px solid var(--color-secondary);
    border-radius: 0 0 var(--radius) var(--radius);
    padding: var(--space-lg) var(--space-xl);
  }

  .travel-quote__thumb {
    width: 280px;
  }

  /* Map Modal */
  .map-modal {
    padding: var(--space-sm);
  }

  .map-modal__body {
    height: 350px;
  }

  .map-modal__header {
    padding: var(--space-md) var(--space-lg);
  }

  .map-modal__title {
    font-size: 0.95rem;
  }

  /* Cert Badges */
  .cert-badges {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Footer */
  .footer__main {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .footer__nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-md);
  }
}

@media (max-width: 480px) {
  .hero__name {
    font-size: 1.75rem;
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

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

  .factoids {
    grid-template-columns: repeat(2, 1fr);
  }

  .travel-quote__thumb {
    width: 100%;
  }

  .travel-quote__text p {
    font-size: 1rem;
  }

  .map-modal__body {
    height: 280px;
  }

  .cert-badges {
    grid-template-columns: 1fr;
  }

  .speaking-editorial__pill {
    font-size: 0.75rem;
    padding: 0.3rem 0.65rem;
  }
}