/* Gilbert Lab Website Styles
   ========================
   Light theme with clean, professional aesthetic
   Typography: IBM Plex (Sans, Serif, Mono)
*/

/* Reset & Variables */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Colors - Light Theme */
  --black: #111111;
  --gray-900: #1a1a1a;
  --gray-700: #404040;
  --gray-500: #737373;
  --gray-400: #a3a3a3;
  --gray-300: #d4d4d4;
  --gray-200: #e5e5e5;
  --gray-100: #f5f5f5;
  --gray-50: #fafafa;
  --white: #ffffff;

  /* Accent */
  --accent: #111111;
  --accent-green: #16a34a;

  /* Typography */
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'IBM Plex Serif', Georgia, serif;
  --font-mono: 'IBM Plex Mono', monospace;

  /* Spacing */
  --space-unit: 8px;
  --content-width: 1100px;

  /* Animation */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base */
html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--black);
  color: var(--white);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s var(--ease-out-expo);
}

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 calc(var(--space-unit) * 4);
}

/* Navigation - appears on scroll */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  transform: translateY(-20px);
  pointer-events: none;
}

nav.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

.nav-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 calc(var(--space-unit) * 4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.logo {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--black);
}

.nav-links {
  display: flex;
  gap: calc(var(--space-unit) * 4);
  list-style: none;
}

.nav-links a {
  font-size: 0.85rem;
  color: var(--gray-500);
  position: relative;
  padding: 4px 0;
}

.nav-links a:hover {
  color: var(--black);
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--gray-700);
  border-radius: 1px;
  transition: all 0.3s var(--ease-out-expo);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Shared link underline treatment */
.link-underline {
  position: relative;
  display: inline-block;
  padding-bottom: 2px;
}

.link-underline::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0.5;
  transition: transform 0.3s var(--ease-out-expo), opacity 0.3s var(--ease-out-expo);
}

.link-underline:hover::after {
  transform: scaleX(1);
  opacity: 1;
}

/* Hero Section - Clean, minimal */
.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(22, 163, 74, 0.08), transparent 60%),
    radial-gradient(900px 500px at 90% 5%, rgba(16, 185, 129, 0.07), transparent 55%),
    var(--white);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: -20%;
  background: radial-gradient(600px 400px at 50% 20%, rgba(15, 118, 110, 0.08), transparent 60%);
  opacity: 0.7;
  pointer-events: none;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(17, 17, 17, 0.04) 1px, transparent 0);
  background-size: 3px 3px;
  opacity: 0.12;
  pointer-events: none;
}

.hero-bg canvas {
  position: relative;
  z-index: 1;
  display: block;
}

.hero-bg svg {
  width: 100%;
  height: 100%;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 0 24px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 32px;
}

.hero h1 span {
  display: block;
  background: linear-gradient(135deg, var(--black) 0%, var(--gray-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  font-weight: 500;
  color: var(--gray-500);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 48px;
}

.hero-affiliations {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-affiliations a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray-500);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 0;
  transition: color 0.3s var(--ease-out-expo);
}

.hero-affiliations a:hover {
  color: var(--black);
}

.scroll-hint {
  position: absolute;
  bottom: 48px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--gray-400);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: pulse 2s ease-in-out infinite;
}

.scroll-hint::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gray-400), transparent);
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* Sections - General */
section {
  padding: calc(var(--space-unit) * 12) calc(var(--space-unit) * 4);
}

.section-inner {
  max-width: var(--content-width);
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: calc(var(--space-unit) * 2);
}

.section-header {
  margin-bottom: calc(var(--space-unit) * 6);
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: -0.02em;
}

/* Research Section */
#research {
  background: var(--white);
}

.research-intro {
  font-size: 1.1rem;
  color: var(--gray-700);
  max-width: 700px;
  margin-bottom: calc(var(--space-unit) * 6);
  line-height: 1.7;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--space-unit) * 3);
}

.research-card {
  padding: calc(var(--space-unit) * 3);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  transition: all 0.3s var(--ease-out-expo);
}

.research-card-head {
  display: flex;
  align-items: center;
  gap: calc(var(--space-unit) * 1.5);
  margin-bottom: calc(var(--space-unit) * 1.5);
}

.research-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, rgba(22, 163, 74, 0.14), rgba(20, 184, 166, 0.12));
  color: var(--gray-900);
  border: 1px solid rgba(22, 163, 74, 0.2);
}

.research-icon svg {
  width: 18px;
  height: 18px;
}

.research-card:hover {
  border-color: var(--gray-400);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.research-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 0;
}

.research-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.6;
  margin-top: calc(var(--space-unit) * 1);
}

/* Team Section */
#team {
  background: var(--gray-50);
}

.pi-card {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: calc(var(--space-unit) * 6);
  padding: calc(var(--space-unit) * 6);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  margin-bottom: calc(var(--space-unit) * 8);
}

.pi-photo {
  width: 240px;
  height: 300px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--gray-200);
  filter: grayscale(20%);
  transition: filter 0.4s ease;
}

.pi-card:hover .pi-photo {
  filter: grayscale(0%);
}

.pi-info h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 400;
  margin-bottom: calc(var(--space-unit) * 1);
}

.pi-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: calc(var(--space-unit) * 3);
}

.pi-bio {
  font-size: 0.95rem;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: calc(var(--space-unit) * 4);
}

.pi-links {
  display: flex;
  gap: calc(var(--space-unit) * 2);
}

.pi-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--gray-600);
  padding: 8px 16px;
  border: 1px solid var(--gray-300);
  border-radius: 4px;
  transition: all 0.2s ease;
}

.pi-links a:hover {
  color: var(--black);
  border-color: var(--black);
}

.members-section {
  margin-bottom: calc(var(--space-unit) * 6);
}

.members-section h4 {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: calc(var(--space-unit) * 3);
  padding-bottom: calc(var(--space-unit) * 2);
  border-bottom: 1px solid var(--gray-200);
}

.members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: calc(var(--space-unit) * 4);
}

.member {
  text-align: center;
}

.member-photo {
  width: 120px;
  height: 150px;
  aspect-ratio: 4 / 5;
  border-radius: 12px;
  object-fit: cover;
  margin: 0 auto calc(var(--space-unit) * 1.5);
  filter: grayscale(30%);
  transition: all 0.3s ease;
  border: 1px solid var(--gray-200);
}

.member:hover .member-photo {
  filter: grayscale(0%);
  transform: scale(1.05);
  border-color: var(--gray-400);
}

.member-name {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 4px;
}

.member-role {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* Publications Section */
#publications {
  background: var(--white);
}

.pub-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: calc(var(--space-unit) * 6);
}

.pub-header a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--gray-500);
  transition: all 0.2s ease;
}

.pub-header a:hover {
  color: var(--black);
}

.pub-list {
  display: flex;
  flex-direction: column;
}

.pub-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: calc(var(--space-unit) * 3);
  padding: calc(var(--space-unit) * 3) 0;
  border-bottom: 1px solid var(--gray-200);
  transition: all 0.2s ease;
}

.pub-item:hover {
  background: var(--gray-50);
  padding-left: calc(var(--space-unit) * 2);
  margin-left: calc(var(--space-unit) * -2);
  padding-right: calc(var(--space-unit) * 2);
  margin-right: calc(var(--space-unit) * -2);
}

.pub-year {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gray-500);
}

.pub-title {
  font-size: 1rem;
  line-height: 1.4;
  margin-bottom: calc(var(--space-unit) * 1);
}

.pub-meta {
  font-size: 0.85rem;
  color: var(--gray-500);
}

.pub-meta em {
  font-style: normal;
  color: var(--accent-green);
}

.pub-arrow {
  font-size: 1rem;
  color: var(--gray-300);
  transition: all 0.2s ease;
  align-self: center;
}

.pub-item:hover .pub-arrow {
  color: var(--black);
  transform: translateX(4px);
}

/* Events Section - Photo Gallery */
#events {
  background: var(--gray-50);
}

.events-carousel {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: calc(var(--space-unit) * 2);
  align-items: center;
}

.carousel-viewport {
  overflow: hidden;
}

.carousel-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(260px, 1fr);
  gap: calc(var(--space-unit) * 3);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: calc(var(--space-unit) * 1) calc(var(--space-unit) * 1) calc(var(--space-unit) * 2);
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.carousel-track::-webkit-scrollbar {
  display: none;
}

.event-slide {
  scroll-snap-align: start;
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--gray-300);
  background: var(--white);
  color: var(--gray-700);
  font-size: 1rem;
  display: grid;
  place-items: center;
  transition: all 0.2s ease;
  cursor: pointer;
}

.carousel-btn:hover {
  color: var(--black);
  border-color: var(--black);
  transform: translateY(-1px);
}

.carousel-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: calc(var(--space-unit) * 1);
  margin-top: calc(var(--space-unit) * 3);
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 1px solid var(--gray-300);
  background: transparent;
  transition: all 0.2s ease;
  cursor: pointer;
}

.carousel-dot.active {
  background: var(--black);
  border-color: var(--black);
}

.event-card {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 8px;
  background: var(--gray-200);
  transition: all 0.3s ease;
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.event-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.4s ease;
}

.event-card:hover img {
  transform: scale(1.05);
}

.event-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: calc(var(--space-unit) * 3);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: var(--white);
}

.event-card-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  opacity: 0.8;
  margin-bottom: 4px;
}

.event-card-title {
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 2px;
}

.event-card-desc {
  font-size: 0.8rem;
  opacity: 0.8;
}

/* Protocols Section */
#protocols {
  background: var(--white);
}

.protocols-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: calc(var(--space-unit) * 3);
}

.protocol-card {
  display: block;
  padding: calc(var(--space-unit) * 4);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.protocol-card:hover {
  border-color: var(--gray-400);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.protocol-card h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: calc(var(--space-unit) * 1.5);
}

.protocol-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.5;
  margin-bottom: calc(var(--space-unit) * 2);
}

.protocol-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-green);
}

/* Alumni Section */
#alumni {
  background: var(--gray-50);
}

.alumni-grid {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--space-unit) * 1.5);
}

.alumni-item {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--space-unit) * 1);
  padding: calc(var(--space-unit) * 1) calc(var(--space-unit) * 1.5);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 999px;
  transition: all 0.2s ease;
}

.alumni-item:hover {
  border-color: var(--gray-400);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.alumni-name {
  font-weight: 500;
  font-size: 0.85rem;
  margin-bottom: 0;
}

.alumni-meta {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--gray-500);
  line-height: 1.2;
}


/* Contact Section */
#contact {
  background: var(--white);
  text-align: center;
  padding: calc(var(--space-unit) * 12) calc(var(--space-unit) * 4);
}

#contact h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  margin-bottom: calc(var(--space-unit) * 2);
}

#contact > .section-inner > p {
  font-size: 1.1rem;
  color: var(--gray-600);
  margin-bottom: calc(var(--space-unit) * 6);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.contact-cta {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 14px 36px;
  border: 2px solid var(--black);
  border-radius: 4px;
  transition: all 0.2s ease;
  margin-bottom: calc(var(--space-unit) * 8);
}

.contact-cta:hover {
  background: var(--black);
  color: var(--white);
}

.contact-info {
  display: flex;
  justify-content: center;
  gap: calc(var(--space-unit) * 8);
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--gray-600);
  text-align: left;
}

.contact-info strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: calc(var(--space-unit) * 1);
}

.contact-info a {
  color: var(--gray-700);
}

.contact-info a:hover {
  color: var(--black);
}

/* Footer */
footer {
  padding: calc(var(--space-unit) * 6) calc(var(--space-unit) * 4);
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--content-width);
  margin: 0 auto;
}

.footer-info {
  font-size: 0.8rem;
  color: var(--gray-500);
}

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

.footer-links a {
  font-size: 0.8rem;
  color: var(--gray-500);
}

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

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

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

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Responsive - Tablet */
@media (max-width: 900px) {
  section {
    padding: calc(var(--space-unit) * 8) calc(var(--space-unit) * 3);
  }

  #contact {
    padding: calc(var(--space-unit) * 8) calc(var(--space-unit) * 3);
  }

  .events-carousel {
    grid-template-columns: 1fr;
  }

  .carousel-btn {
    display: none;
  }

  .nav-inner {
    padding: 0 calc(var(--space-unit) * 3);
  }

  .nav-links {
    gap: calc(var(--space-unit) * 2);
  }

  .nav-links a {
    font-size: 0.8rem;
  }

  .pi-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .pi-photo {
    width: 180px;
    height: 225px;
    margin: 0 auto;
  }

  .pi-links {
    justify-content: center;
  }

  .pub-item {
    grid-template-columns: 1fr;
    gap: calc(var(--space-unit) * 1);
  }

  .pub-year {
    font-size: 0.75rem;
  }

  .pub-arrow {
    display: none;
  }
}

/* Responsive - Mobile */
@media (max-width: 600px) {
  html {
    font-size: 16px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    max-width: 80vw;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 80px 32px 32px;
    background: var(--white);
    border-left: 1px solid var(--gray-200);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    transform: translateX(100%);
    transition: transform 0.3s var(--ease-out-expo);
    z-index: 100;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 12px 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--gray-100);
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero-affiliations {
    gap: 16px;
  }

  .members-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: calc(var(--space-unit) * 2);
  }

  .member-photo {
    width: 84px;
    height: 105px;
  }

  .member-name {
    font-size: 0.8rem;
  }

  .member-role {
    font-size: 0.7rem;
  }

  footer {
    flex-direction: column;
    gap: calc(var(--space-unit) * 3);
    text-align: center;
  }

  .contact-info {
    flex-direction: column;
    gap: calc(var(--space-unit) * 4);
    text-align: center;
  }

  .carousel-track,
  .protocols-grid {
    grid-template-columns: 1fr;
  }

  .alumni-grid {
    justify-content: center;
  }
}