/* ===================================================================
   Luke J. Evans - Academic Website
   Professional, modern design with nature-inspired palette
   =================================================================== */

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

:root {
  --color-primary: #1a4d2e;
  --color-primary-light: #2d7a4a;
  --color-primary-dark: #0f2e1b;
  --color-accent: #c4953a;
  --color-accent-light: #dab56a;
  --color-text: #1a1a2e;
  --color-text-light: #4a4a5a;
  --color-text-muted: #7a7a8a;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-bg-dark: #0f1a14;
  --color-border: #e2e4e8;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --max-width: 1200px;
  --nav-height: 72px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

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

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition);
  background: transparent;
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  transition: color var(--transition);
}

.nav.scrolled .nav-logo {
  color: var(--color-primary-dark);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2px;
  align-items: center;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 7px 10px;
  border-radius: 6px;
  transition: all var(--transition);
  letter-spacing: 0.1px;
  white-space: nowrap;
}

.nav-links a:hover {
  color: #fff;
  background: rgba(255,255,255,0.15);
}

.nav.scrolled .nav-links a {
  color: var(--color-text-light);
}

.nav.scrolled .nav-links a:hover {
  color: var(--color-primary);
  background: rgba(26,77,46,0.06);
}

.nav-links a.active {
  color: #fff;
}

.nav.scrolled .nav-links a.active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

.nav.scrolled .nav-toggle span {
  background: var(--color-text);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url('assets/img/rainforest-canopy.jpg') center/cover no-repeat;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15, 26, 20, 0.88) 0%,
    rgba(26, 77, 46, 0.75) 50%,
    rgba(15, 46, 27, 0.82) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 24px;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tag {
  display: inline-block;
  color: var(--color-accent-light);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 7vw, 5rem);
  color: #fff;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: rgba(255,255,255,0.9);
  font-weight: 400;
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  max-width: 640px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(196, 149, 58, 0.35);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.4);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
  color: #fff;
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
}

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

.stat-num {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
}

.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 500;
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.hero-scroll a {
  color: rgba(255,255,255,0.5);
  font-size: 1.4rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

/* --- Sections --- */
.section {
  padding: 96px 0;
}

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

.section-dark {
  background: var(--color-bg-dark);
}

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.section-label.center {
  text-align: center;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-title.center {
  text-align: center;
}

.section-title.light {
  color: #fff;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-subtitle.center {
  text-align: center;
}

/* --- About --- */
.about-grid {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 64px;
  align-items: start;
}

.about-image-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.about-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0,0,0,0.05);
  pointer-events: none;
}

.about-image {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.about-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-light);
}

.badge i {
  color: var(--color-primary);
  font-size: 0.75rem;
}

.about-text-col h3 {
  margin-bottom: 24px;
}

.about-text-col p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  font-size: 1rem;
}

.about-interests {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.about-interests h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.interest-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.interest-tags span {
  padding: 6px 16px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
}

/* --- Timeline --- */
.timeline {
  max-width: 700px;
  margin: 48px auto 0;
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: 36px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: -33px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--color-border);
  z-index: 1;
}

.timeline-marker.current {
  border-color: var(--color-accent);
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(196, 149, 58, 0.2);
}

.timeline-date {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.5px;
}

.timeline-content h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 4px 0 2px;
}

.timeline-org {
  font-size: 0.9rem;
  color: var(--color-text-light);
  font-weight: 500;
}

.timeline-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-top: 4px;
  line-height: 1.6;
}

/* --- Research Cards --- */
.research-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.research-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}

.research-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.research-card-image {
  height: 220px;
  overflow: hidden;
}

.research-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.research-card-body {
  padding: 28px;
}

.research-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(26, 77, 46, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.research-card-body h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.research-card-body p {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.65;
}

/* --- Gallery Banner --- */
.gallery-banner {
  overflow: hidden;
  padding: 4px 0;
  background: var(--color-bg-dark);
}

.gallery-track {
  display: flex;
  gap: 4px;
  animation: scroll-gallery 30s linear infinite;
  width: fit-content;
}

.gallery-item {
  flex-shrink: 0;
  width: 320px;
  height: 220px;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

@keyframes scroll-gallery {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- Publications --- */
.scholar-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 1rem;
  padding: 8px 20px;
  background: rgba(26, 77, 46, 0.06);
  border-radius: 50px;
  margin-bottom: 16px;
}

.scholar-link:hover {
  background: rgba(26, 77, 46, 0.12);
}

.pub-list {
  max-width: 860px;
  margin: 0 auto;
}

.pub-item {
  display: flex;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.pub-item:hover {
  background: rgba(0,0,0,0.015);
  margin: 0 -16px;
  padding: 20px 16px;
  border-radius: var(--radius);
}

.pub-year {
  flex-shrink: 0;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-accent);
  padding-top: 2px;
  min-width: 48px;
}

.pub-authors {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.pub-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}

.pub-journal {
  font-size: 0.88rem;
  color: var(--color-text-light);
  font-style: italic;
}

.pub-book {
  display: flex;
  gap: 20px;
  align-items: center;
  max-width: 860px;
  margin: 40px auto 0;
  padding: 24px;
  background: rgba(26, 77, 46, 0.04);
  border: 1px solid rgba(26, 77, 46, 0.12);
  border-radius: var(--radius-lg);
}

.pub-book-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.pub-book h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.pub-book p {
  font-size: 0.92rem;
  color: var(--color-text-light);
}

/* --- Tools --- */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.tool-card {
  padding: 28px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  position: relative;
}

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

.tool-status {
  display: inline-block;
  padding: 3px 12px;
  background: rgba(45, 122, 74, 0.1);
  color: var(--color-primary-light);
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.tool-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}

.tool-card > p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.tool-client {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.tool-client i {
  color: var(--color-accent);
}

.management-plans {
  margin-top: 48px;
  padding: 32px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
}

.management-plans h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--color-text);
}

.management-plans h4 i {
  color: var(--color-accent);
  margin-right: 8px;
}

.management-plans > p {
  font-size: 0.92rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.species-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.species-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
}

.species-tag small {
  font-weight: 400;
  opacity: 0.8;
  font-size: 0.78rem;
}

.species-tag.endangered {
  background: rgba(220, 53, 69, 0.08);
  color: #c92a3e;
  border: 1px solid rgba(220, 53, 69, 0.15);
}

.species-tag.vulnerable {
  background: rgba(255, 165, 0, 0.08);
  color: #cc7a00;
  border: 1px solid rgba(255, 165, 0, 0.15);
}

/* --- Funding --- */
.grants-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.grant-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

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

.grant-amount {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  min-width: 110px;
}

.grant-details h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 2px;
}

.grant-details p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.funders-section {
  margin-top: 56px;
  text-align: center;
}

.funders-title {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.funders-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 32px;
}

.funders-logos img {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.55;
  transition: all var(--transition);
}

.funders-logos img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* --- Teaching --- */
.teaching-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.teaching-card {
  padding: 32px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.teaching-card:hover {
  box-shadow: var(--shadow-md);
}

.teaching-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.teaching-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.teaching-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.teaching-tags span {
  padding: 5px 14px;
  background: rgba(26, 77, 46, 0.06);
  color: var(--color-primary);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  border: 1px solid rgba(26, 77, 46, 0.12);
}

.mentoring-list {
  list-style: none;
}

.mentoring-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
  color: var(--color-text-light);
}

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

.mentoring-list li small {
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.teaching-card p {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.65;
}

.teaching-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 8px;
}

/* --- Opportunities --- */
.opportunities-content {
  max-width: 760px;
  margin: 0 auto;
}

.opportunities-text p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.7;
}

.opportunity-areas {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 28px 0;
}

.opportunity-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.92rem;
  color: var(--color-text);
  font-weight: 500;
}

.opportunity-item i {
  color: var(--color-primary);
  font-size: 1rem;
  flex-shrink: 0;
}

.opportunities-text .btn {
  margin-top: 16px;
}

.nav-cv-btn {
  background: var(--color-accent) !important;
  color: #fff !important;
  border-radius: 50px !important;
  padding: 6px 16px !important;
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
}

.nav-cv-btn:hover {
  background: var(--color-accent-light) !important;
  color: #fff !important;
  transform: translateY(-1px);
}

.nav.scrolled .nav-cv-btn {
  background: var(--color-accent) !important;
  color: #fff !important;
}

/* --- Deforestation --- */
.deforestation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.light-text {
  color: rgba(255,255,255,0.75);
  margin-bottom: 16px;
  font-size: 1rem;
}

.deforestation-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
}

/* --- Media --- */
.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.media-card {
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  transition: all var(--transition);
}

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

.media-card i {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.media-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.media-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-top: 48px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.contact-item i {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(26, 77, 46, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.contact-item a,
.contact-item p {
  font-size: 1rem;
  color: var(--color-text);
}

.contact-item a:hover {
  color: var(--color-accent);
}

.contact-links {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.contact-links a {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 1.2rem;
  transition: all var(--transition);
}

.contact-links a:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.globe-gif {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}

.satellite-panel {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
  background: var(--color-bg-dark);
}

.satellite-img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.95;
}

.satellite-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 20px;
  background: linear-gradient(transparent, rgba(15, 26, 20, 0.9));
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.satellite-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.3px;
}

.satellite-location {
  font-size: 0.72rem;
  color: var(--color-accent-light);
  letter-spacing: 0.5px;
}

/* --- Footer --- */
.footer {
  background: var(--color-bg-dark);
  padding: 40px 0;
  text-align: center;
}

.footer-content p {
  color: rgba(255,255,255,0.5);
  font-size: 0.88rem;
}

.footer-sub {
  color: rgba(255,255,255,0.3);
  font-size: 0.78rem;
  margin-top: 4px;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image-wrapper {
    max-width: 400px;
    margin: 0 auto;
  }

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

  .deforestation-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

  .opportunity-areas {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 4px;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition);
    z-index: 999;
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links a {
    color: var(--color-text);
    font-size: 1rem;
    padding: 12px 16px;
    border-radius: var(--radius);
  }

  .nav-links a:hover {
    background: var(--color-bg-alt);
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

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

  .section {
    padding: 64px 0;
  }

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

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

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

  .gallery-item {
    width: 240px;
    height: 160px;
  }

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

  .grant-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .stat-num {
    font-size: 1.4rem;
  }

  .pub-item {
    flex-direction: column;
    gap: 4px;
  }

  .pub-year {
    min-width: auto;
  }
}