@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&display=swap');

/* === CSS Custom Properties (matching original React theme) === */
:root {
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Playfair Display', serif;

  --background: 0 0% 99%;
  --foreground: 224 71% 4%;

  --card: 0 0% 100%;
  --card-foreground: 224 71% 4%;
  --card-border: 220 13% 91%;

  --popover: 0 0% 100%;
  --popover-foreground: 224 71% 4%;

  --primary: 218 45% 15%;
  --primary-foreground: 0 0% 100%;

  --secondary: 220 14% 96%;
  --secondary-foreground: 220.9 39.3% 11%;

  --muted: 220 14% 96%;
  --muted-foreground: 220 8.9% 46.1%;

  --accent: 350 25% 90%;
  --accent-foreground: 350 30% 30%;

  --destructive: 0 84.2% 60.2%;
  --destructive-foreground: 210 40% 98%;

  --border: 220 13% 91%;
  --input: 220 13% 91%;
  --ring: 175 69% 22%;

  --radius: 0.75rem;
  --nav-height: 80px;
}

/* === Base Reset & Styles === */
*,
*::before,
*::after {
  box-sizing: border-box;
  border-color: hsl(var(--border));
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  letter-spacing: -0.025em;
  color: hsl(var(--foreground));
  line-height: 1.2;
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  font-family: inherit;
  cursor: pointer;
}

/* === Utility Classes === */

/* Layout */
.container {
  width: 100%;
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 640px) {
  .container { padding-left: 1.5rem; padding-right: 1.5rem; }
}
@media (min-width: 1024px) {
  .container { padding-left: 2rem; padding-right: 2rem; }
}

.container-narrow {
  max-width: 64rem;
}

.container-xs {
  max-width: 42rem;
}

/* Section spacing */
.section {
  padding-top: 6rem;
  padding-bottom: 6rem;
}

.section-sm {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

/* Backgrounds */
.bg-background { background-color: hsl(var(--background)); }
.bg-muted { background-color: hsl(var(--muted)); }
.bg-muted-30 { background-color: hsl(var(--muted) / 0.3); }
.bg-muted-20 { background-color: hsl(var(--muted) / 0.2); }
.bg-primary { background-color: hsl(var(--primary)); }
.bg-navy { background-color: #152238; }
.bg-card { background-color: hsl(var(--card)); }

/* Text colors */
.text-foreground { color: hsl(var(--foreground)); }
.text-muted { color: hsl(var(--muted-foreground)); }
.text-primary { color: hsl(var(--primary)); }
.text-primary-fg { color: hsl(var(--primary-foreground)); }
.text-white { color: #fff; }
.text-white-70 { color: rgba(255,255,255,0.7); }
.text-white-60 { color: rgba(255,255,255,0.6); }
.text-white-50 { color: rgba(255,255,255,0.5); }

/* Typography */
.font-sans { font-family: var(--font-sans); }
.font-display { font-family: var(--font-display); }

.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1.1; }
.text-7xl { font-size: 4.5rem; line-height: 1; }

.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.italic { font-style: italic; }
.uppercase { text-transform: uppercase; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-widest { letter-spacing: 0.1em; }
.leading-relaxed { line-height: 1.625; }
.leading-tight { line-height: 1.25; }

.text-center { text-align: center; }
.text-left { text-align: left; }

/* Spacing */
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-12 { margin-bottom: 3rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-10 { margin-top: 2.5rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-12 { margin-left: 3rem; }
.mr-1 { margin-right: 0.25rem; }

.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.pt-5 { padding-top: 1.25rem; }

/* Flexbox */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }
.flex-grow { flex-grow: 1; }
.items-center { align-items: center; }
.items-start { align-items: start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }
.gap-16 { gap: 4rem; }
.shrink-0 { flex-shrink: 0; }

/* Grid */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:flex-row { flex-direction: row; }
  .sm\:text-xl { font-size: 1.25rem; }
  .sm\:text-5xl { font-size: 3rem; }
  .sm\:w-auto { width: auto; }
}
@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:flex-row { flex-direction: row; }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
  .md\:text-2xl { font-size: 1.5rem; }
  .md\:text-4xl { font-size: 2.25rem; }
  .md\:text-5xl { font-size: 3rem; }
  .md\:text-7xl { font-size: 4.5rem; }
  .md\:pt-48 { padding-top: 12rem; }
  .md\:pb-32 { padding-bottom: 8rem; }
  .md\:w-80 { width: 20rem; }
  .md\:h-80 { height: 20rem; }
  .md\:gap-8 { gap: 2rem; }
}
@media (min-width: 1024px) {
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg\:flex-row { flex-direction: row; }
  .lg\:text-left { text-align: left; }
  .lg\:justify-start { justify-content: flex-start; }
  .lg\:mx-0 { margin-left: 0; margin-right: 0; }
  .lg\:w-96 { width: 24rem; }
  .lg\:h-96 { height: 24rem; }
  .lg\:gap-8 { gap: 2rem; }
  .lg\:gap-20 { gap: 5rem; }
}

/* Borders & Radius */
.rounded { border-radius: var(--radius); }
.rounded-lg { border-radius: calc(var(--radius) + 2px); }
.rounded-xl { border-radius: calc(var(--radius) + 4px); }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }
.border { border: 1px solid hsl(var(--border)); }
.border-b { border-bottom: 1px solid hsl(var(--border)); }
.border-t { border-top: 1px solid hsl(var(--border)); }
.border-l { border-left: 1px solid hsl(var(--border)); }
.border-l-4 { border-left: 4px solid hsl(var(--primary)); }
.border-border { border-color: hsl(var(--border)); }
.border-border-40 { border-color: hsl(var(--border) / 0.4); }
.border-border-50 { border-color: hsl(var(--border) / 0.5); }
.border-border-60 { border-color: hsl(var(--border) / 0.6); }
.border-primary-30 { border-color: hsl(var(--primary) / 0.3); }
.border-white-10 { border-color: rgba(255,255,255,0.1); }
.border-white-20 { border-color: rgba(255,255,255,0.2); }

/* Shadows */
.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0,0,0,0.05); }
.shadow { box-shadow: 0 1px 3px 0 rgba(0,0,0,0.1), 0 1px 2px -1px rgba(0,0,0,0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25); }

/* Sizing */
.w-full { width: 100%; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-12 { width: 3rem; }
.w-14 { width: 3.5rem; }
.w-64 { width: 16rem; }
.h-1 { height: 0.25rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-12 { height: 3rem; }
.h-14 { height: 3.5rem; }
.h-full { height: 100%; }
.h-64 { height: 16rem; }
.min-h-screen { min-height: 100vh; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-0 { top: 0; }
.bottom-6 { bottom: 1.5rem; }
.right-6 { right: 1.5rem; }
.z-10 { z-index: 10; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Display */
.block { display: block; }
.inline-block { display: inline-block; }
.hidden { display: none; }
.overflow-hidden { overflow: hidden; }
.overflow-x-hidden { overflow-x: hidden; }

/* Transitions */
.transition-all { transition: all 0.3s ease; }
.transition-colors { transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease; }
.transition-shadow { transition: box-shadow 0.3s ease; }
.transition-transform { transition: transform 0.3s ease; }

/* Hover states */
.hover\:shadow-lg:hover { box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1); }
.hover\:shadow-xl:hover { box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1); }
.hover\:text-primary:hover { color: hsl(var(--primary)); }
.hover\:text-white:hover { color: #fff; }
.hover\:border-primary:hover { border-color: hsl(var(--primary)); }
.hover\:bg-muted:hover { background-color: hsl(var(--muted)); }
.hover\:-translate-y-1:hover { transform: translateY(-2px); }

/* Opacity */
.opacity-60 { opacity: 0.6; }

/* Object fit */
.object-cover { object-fit: cover; }

/* Selection */
::selection {
  background-color: hsl(var(--primary) / 0.2);
  color: hsl(var(--primary));
}

/* === Component Classes === */

/* Card */
.card {
  background-color: hsl(var(--card));
  border: 1px solid hsl(var(--card-border));
  border-radius: var(--radius);
  transition: box-shadow 0.3s ease;
}
.card:hover {
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.625rem;
  font-weight: 400;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  background-color: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  white-space: nowrap;
}

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 500;
  font-size: 1rem;
  border-radius: 9999px;
  padding: 0.75rem 2rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  box-shadow: 0 10px 15px -3px hsl(var(--primary) / 0.2);
}
.btn-primary:hover {
  box-shadow: 0 20px 25px -5px hsl(var(--primary) / 0.3);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  border: 1px solid hsl(var(--border));
}
.btn-outline:hover {
  background-color: hsl(var(--muted));
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* Location tag */
.location-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background-color: hsl(var(--primary) / 0.1);
  color: hsl(var(--primary));
  font-size: 0.875rem;
  font-weight: 500;
}

/* Progress bar */
.progress-bar {
  height: 0.375rem;
  width: 100%;
  border-radius: 9999px;
  background-color: hsl(var(--border) / 0.4);
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  border-radius: 9999px;
  background-color: hsl(var(--primary));
  transition: width 0.7s ease;
}

/* Skill pill */
.skill-pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  padding: 0.375rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid hsl(var(--border) / 0.6);
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  cursor: pointer;
  transition: all 0.2s ease;
}
.skill-pill:hover {
  border-color: hsl(var(--primary) / 0.5);
  color: hsl(var(--primary));
}
.skill-pill.active {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  border-color: hsl(var(--primary));
}

/* Skill explanation box */
.skill-explanation {
  display: none;
  margin-top: 0.75rem;
  padding: 0.75rem;
  border-radius: 0.75rem;
  background-color: hsl(var(--primary) / 0.05);
  border: 1px solid hsl(var(--primary) / 0.2);
  font-size: 0.75rem;
  color: hsl(var(--foreground) / 0.8);
  line-height: 1.625;
}
.skill-explanation.visible {
  display: block;
}

/* Timeline */
.timeline-line {
  position: absolute;
  left: 30px;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background-color: rgba(255,255,255,0.2);
}

.timeline-dot {
  width: 1rem;
  height: 1rem;
  border-radius: 9999px;
  background-color: #fff;
  border: 4px solid #152238;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  position: relative;
  z-index: 10;
}

/* Context quote */
.context-quote {
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
  font-style: italic;
  border-left: 2px solid hsl(var(--primary) / 0.3);
  padding-left: 0.75rem;
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
  margin-bottom: 1rem;
}

/* Media mention */
.media-mention {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: 0.5rem;
  background-color: hsl(var(--muted) / 0.4);
  border: 1px solid hsl(var(--border) / 0.5);
  transition: all 0.2s ease;
}
.media-mention:hover {
  border-color: hsl(var(--primary) / 0.4);
  background-color: hsl(var(--muted) / 0.7);
}

.media-mention-badge {
  font-size: 0.5625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: hsl(var(--primary) / 0.7);
  background-color: hsl(var(--primary) / 0.1);
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  white-space: nowrap;
}

/* Project mini-card */
.project-mini {
  padding: 0.75rem;
  border-radius: 0.5rem;
  background-color: hsl(var(--muted) / 0.5);
  border: 1px solid hsl(var(--border) / 0.6);
  transition: border-color 0.2s ease;
}
.project-mini:hover {
  border-color: hsl(var(--primary) / 0.4);
}

/* Initiative card */
.initiative-card {
  border-radius: 0.75rem;
  border: 1px solid hsl(var(--border) / 0.6);
  background-color: hsl(var(--background));
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: all 0.3s ease;
}
.initiative-card:hover {
  border-color: hsl(var(--primary) / 0.4);
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

/* Contact link row */
.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.2s ease;
}
.contact-link:hover {
  border-color: rgba(255,255,255,0.25);
  background-color: rgba(255,255,255,0.05);
}

.contact-icon {
  width: 3rem;
  height: 3rem;
  background-color: rgba(255,255,255,0.1);
  color: #fff;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
}
.contact-link:hover .contact-icon {
  background-color: #fff;
  color: #152238;
}

/* Award card */
.award-card {
  padding: 2rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: center;
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  background-color: hsl(var(--background));
  transition: all 0.3s ease;
}
.award-card:hover {
  border-color: hsl(var(--primary));
  box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
}

.award-icon {
  width: 3rem;
  height: 3rem;
  background-color: #fef3c7;
  color: #d97706;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.06);
  transition: transform 0.2s ease;
}
.award-card:hover .award-icon {
  transform: scale(1.1);
}

/* Certification timeline */
.cert-group {
  position: relative;
  padding-left: 1.5rem;
  border-left: 1px solid hsl(var(--border) / 0.6);
}
.cert-dot {
  position: absolute;
  left: -5px;
  top: 0.25rem;
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 9999px;
  background-color: hsl(var(--primary) / 0.4);
}

/* Floating Action Button */
.fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 3.5rem;
  height: 3.5rem;
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  border-radius: 9999px;
  box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}
.fab:hover {
  box-shadow: 0 25px 50px -12px hsl(var(--primary) / 0.3);
  transform: scale(1.05);
}
.fab:active {
  transform: scale(0.95);
}

/* FAB popover */
.fab-popover {
  position: fixed;
  bottom: 6rem;
  right: 1.5rem;
  width: 280px;
  background-color: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: 1rem;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
  padding: 1.25rem;
  z-index: 50;
  opacity: 0;
  transform: translateY(8px) scale(0.95);
  pointer-events: none;
  transition: all 0.2s ease;
}
.fab-popover.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  height: var(--nav-height);
  transition: all 0.3s ease;
  background-color: hsl(var(--background) / 0.8);
  backdrop-filter: blur(4px);
}
.navbar.scrolled {
  background-color: hsl(var(--background) / 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid hsl(var(--border) / 0.5);
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  transition: color 0.2s ease;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.nav-link:hover {
  color: hsl(var(--primary));
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background-color: hsl(var(--background));
  border-bottom: 1px solid hsl(var(--border));
  box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
  z-index: 50;
  display: none;
  flex-direction: column;
  padding: 0.75rem 1rem;
}
.mobile-menu.open {
  display: flex;
}

.mobile-nav-link {
  display: block;
  width: 100%;
  text-align: left;
  padding: 1rem 0.75rem;
  font-size: 1rem;
  font-weight: 500;
  color: hsl(var(--foreground));
  border-radius: 0.5rem;
  border: none;
  background: none;
  cursor: pointer;
  transition: all 0.2s ease;
}
.mobile-nav-link:hover {
  color: hsl(var(--primary));
  background-color: hsl(var(--muted) / 0.6);
}

/* Mobile backdrop */
.mobile-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0,0,0,0.2);
  z-index: 40;
  display: none;
}
.mobile-backdrop.open {
  display: block;
}

/* Hero */
.hero {
  position: relative;
  padding-top: 8rem;
  padding-bottom: 5rem;
  overflow: hidden;
  border-bottom: 1px solid hsl(var(--border) / 0.4);
}
@media (min-width: 768px) {
  .hero {
    padding-top: 12rem;
    padding-bottom: 8rem;
  }
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    hsl(var(--background) / 0.5),
    hsl(var(--background) / 0.8),
    hsl(var(--background))
  );
}

.hero-content {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 4rem;
}
@media (min-width: 1024px) {
  .hero-content {
    flex-direction: row;
    gap: 2rem;
  }
}

.hero-photo {
  position: relative;
  width: 16rem;
  height: 16rem;
}
@media (min-width: 768px) {
  .hero-photo { width: 20rem; height: 20rem; }
}
@media (min-width: 1024px) {
  .hero-photo { width: 25rem; height: 25rem; }
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 9999px;
  border: 4px solid hsl(var(--background));
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
  position: relative;
  z-index: 10;
}
.hero-photo::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background-color: hsl(var(--primary) / 0.1);
  filter: blur(48px);
  transform: scale(1.1);
}

/* Section headers */
.section-header {
  font-size: 1.875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 1rem;
}
@media (min-width: 768px) {
  .section-header { font-size: 2.25rem; }
}

.section-bar {
  width: 2rem;
  height: 0.25rem;
  border-radius: 9999px;
  background-color: hsl(var(--primary));
  display: inline-block;
  flex-shrink: 0;
}
.section-bar-wide {
  width: 3rem;
  background-color: rgba(255,255,255,0.4);
}

/* Video container */
.video-container {
  aspect-ratio: 16/9;
  width: 100%;
  overflow: hidden;
}
.video-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: #000;
}

/* SVG icons inline sizing */
.icon-sm { width: 1rem; height: 1rem; }
.icon-md { width: 1.25rem; height: 1.25rem; }
.icon-lg { width: 1.5rem; height: 1.5rem; }