/*
Theme Name: Guava Tree Initiative
Theme URI: https://guavatreeinitiative.org
Author: Guava Tree Initiative
Author URI: https://guavatreeinitiative.org
Description: Custom one-page theme for The Guava Tree Initiative with GSAP scroll animations and parallax effects
Version: 2.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: guava-tree
*/

/* ============================================
   CSS CUSTOM PROPERTIES (Design System)
   ============================================ */
:root {
  /* Primary Colors - Figma Design System */
  --primary-green: #BFDB63;
  --secondary-green: #A5C350;
  --dark-green: #4A4A2F;
  --darker-green: #3A3A25;

  /* Text Colors */
  --text-dark: #4A4A2F;
  --text-gray: #6B7280;
  --text-light: #FFFFFF;

  /* Gray Scale */
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;

  /* Semantic Colors */
  --background: #FFFFFF;
  --foreground: #4A4A2F;
  --card: #FFFFFF;
  --card-foreground: #4A4A2F;
  --muted: #F3F4F6;
  --muted-foreground: #6B7280;
  --accent: #BFDB63;
  --accent-foreground: #4A4A2F;
  --border: rgba(0, 0, 0, 0.1);
  --input-background: #F9FAFB;
  --ring: #BFDB63;

  /* Border Radius - Figma Design System */
  --radius: 0.75rem;
  --radius-sm: 0.5rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;
  --radius-full: 9999px;

  /* Spacing */
  --spacing-section-mobile: 75px;
  --spacing-section-desktop: 150px;

  /* Typography Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;
  --text-8xl: 6rem;

  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Line Heights */
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

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

  /* Transitions */
  --transition-fast: 150ms;
  --transition-normal: 300ms;
  --transition-slow: 500ms;
  --ease-default: cubic-bezier(0.4, 0, 0.2, 1);

  /* Container */
  --container-max: 1280px;
  --container-padding: 1.5rem;
}

/* ============================================
   CSS RESET
   ============================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
  -webkit-text-size-adjust: 100%;
  tab-size: 4;
  line-height: 1.5;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
  color: var(--text-dark);
  line-height: var(--leading-normal);
  overflow-x: hidden;
  background: var(--background);
  min-height: 100vh;
  letter-spacing: 0;
}

* {
  letter-spacing: 0;
}

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
  vertical-align: middle;
}

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

a {
  color: inherit;
  text-decoration: inherit;
}

button,
input,
select,
optgroup,
textarea {
  font: inherit;
  font-feature-settings: inherit;
  font-variation-settings: inherit;
  letter-spacing: 0;
  color: inherit;
  background-color: transparent;
  border-radius: 0;
}

ol,
ul,
menu {
  list-style: none;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--leading-tight);
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

h1 {
  font-size: clamp(var(--text-5xl), 8vw, var(--text-7xl));
  font-weight: var(--font-weight-bold);
  letter-spacing: 0;
}

h2 {
  font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl));
  font-weight: var(--font-weight-bold);
}

h3 {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
}

h4 {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
}

p {
  margin-bottom: 1rem;
  line-height: var(--leading-relaxed);
  color: var(--text-gray);
  font-size: var(--text-xl);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--spacing-section-mobile) var(--container-padding);
  position: relative;
}

@media (min-width: 1024px) {
  .section {
    padding: var(--spacing-section-desktop) var(--container-padding);
  }
}

.site-content {
  background: transparent;
}

/* Text utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Color utilities */
.text-white { color: var(--text-light); }
.text-dark { color: var(--text-dark); }
.text-gray { color: var(--text-gray); }
.text-primary { color: var(--primary-green); }

/* Background utilities */
.bg-white { background-color: var(--background); }
.bg-gray-light { background: var(--gray-100); }
.bg-dark { background: var(--dark-green); color: var(--text-light); }
.bg-darker { background: var(--darker-green); color: var(--text-light); }
.bg-gradient-dark {
  background: linear-gradient(135deg, var(--dark-green), var(--darker-green), var(--dark-green));
}

/* Flex utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

/* ============================================
   BUTTONS - Figma Design System
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 65px;
  padding: 0 2.875rem;
  background: var(--primary-green);
  color: var(--dark-green);
  text-decoration: none;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal) var(--ease-default);
  border: none;
  cursor: pointer;
  font-size: var(--text-xl);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
  gap: 0.5rem;
}

.btn:hover {
  background: var(--secondary-green);
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

/* Button Variants */
.btn-primary {
  background: var(--primary-green);
  color: var(--dark-green);
}

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

.btn-secondary {
  background: var(--background);
  border: 2px solid var(--background);
  color: var(--dark-green);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.9);
  color: var(--dark-green);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--text-light);
  color: var(--text-light);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn-ghost {
  background: transparent;
  color: var(--dark-green);
  border: none;
}

.btn-ghost:hover {
  background: rgba(191, 219, 99, 0.1);
}

.btn-dark {
  background: var(--dark-green);
  color: var(--text-light);
}

.btn-dark:hover {
  background: var(--darker-green);
}

/* Button Sizes */
.btn-sm {
  height: 40px;
  padding: 0 1.5rem;
  font-size: var(--text-sm);
}

.btn-lg {
  height: 75px;
  padding: 0 3.5rem;
  font-size: var(--text-xl);
}

/* Button with icon */
.btn i,
.btn svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ============================================
   HEADER / NAVIGATION - Fixed, Transparent to Solid
   ============================================ */
header {
  position: fixed;
  top: 4rem;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 var(--container-padding);
  transition: all var(--transition-normal) var(--ease-default);
}

nav {
  max-width: 1152px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  height: 5rem;
  background: transparent;
  backdrop-filter: none;
  border-radius: var(--radius-xl);
  box-shadow: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition-normal) var(--ease-default);
}

/* Transparent nav when at top of page */
header.at-top nav {
  background: transparent;
  backdrop-filter: none;
  box-shadow: none;
}

/* Solid nav when scrolled - bg-[#4A4A2F]/75 with backdrop-blur */
header.scrolled nav {
  background: rgba(74, 74, 47, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
}

/* Logo styles */
.logo {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo img {
  height: 120px;
  width: auto;
}

.logo-green {
  background: linear-gradient(to right, var(--primary-green), var(--secondary-green));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-white {
  color: var(--text-light);
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  align-items: center;
}

.nav-link {
  color: var(--primary-green);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal) var(--ease-default);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
}

.nav-link:hover,
.nav-link.active {
  background: var(--primary-green);
  color: var(--dark-green);
}

/* Hamburger Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  margin-right: 1rem;
}

.menu-toggle svg,
.menu-toggle i {
  width: 24px;
  height: 24px;
}

/* Light header page styles */
.light-header-page .logo-white {
  color: var(--dark-green);
}

.light-header-page .nav-link {
  color: var(--dark-green);
}

.light-header-page .nav-link:hover,
.light-header-page .nav-link.active {
  background: var(--primary-green);
  color: var(--dark-green);
}

.light-header-page .menu-toggle {
  color: var(--dark-green);
}

/* When scrolled, revert to white text on dark nav background */
.light-header-page header.scrolled .logo-white {
  color: var(--text-light);
}

.light-header-page header.scrolled .nav-link {
  color: var(--text-light);
}

.light-header-page header.scrolled .nav-link:hover,
.light-header-page header.scrolled .nav-link.active {
  color: var(--darker-green);
  font-weight: var(--font-weight-semibold);
}

.light-header-page header.scrolled .menu-toggle {
  color: var(--text-light);
}

/* ============================================
   HERO SECTION - Full Viewport Height
   ============================================ */
.hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 !important;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Dark gradient overlay */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.4) 0%,
    rgba(0, 0, 0, 0.3) 50%,
    rgba(0, 0, 0, 0.5) 100%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 10;
  color: var(--text-light);
  max-width: 80rem;
  padding: 6rem var(--container-padding);
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-light);
  font-size: var(--text-sm);
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: clamp(var(--text-5xl), 10vw, 96px);
  font-weight: var(--font-weight-bold);
  margin-bottom: 2rem;
  line-height: 1.1;
}

.hero-title-white {
  color: var(--text-light);
  text-shadow: 0px 2px 12px rgba(0, 0, 0, 0.25);
}

.hero-title-gradient {
  background: linear-gradient(to right, var(--primary-green), var(--secondary-green));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: clamp(var(--text-lg), 3vw, 24px);
  color: var(--text-light);
  text-shadow: 0px 2px 8px rgba(0, 0, 0, 0.2);
  max-width: 48rem;
  margin: 0 auto 2rem;
  line-height: var(--leading-relaxed);
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  padding-top: 1rem;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  z-index: 10;
}

.scroll-indicator i,
.scroll-indicator svg {
  width: 2rem;
  height: 2rem;
  color: rgba(255, 255, 255, 0.6);
  stroke-width: 2;
}

@keyframes bounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

/* ============================================
   STATS SECTION (Hero Stats Grid)
   ============================================ */
.stats-hero-grid {
  display: flex;
  justify-content: center;
  gap: 0;
  padding-top: 4rem;
  max-width: 1200px;
  margin: 0 auto;
  flex-wrap: wrap;
}

@media (min-width: 768px) {
  .stats-hero-grid {
    flex-wrap: nowrap;
  }
}

.stat-hero-card {
  width: 215px;
  padding: 2.5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.stat-hero-card:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 70%;
  width: 1px;
  background: var(--text-light);
}

@media (max-width: 767px) {
  .stat-hero-card::after {
    display: none;
  }
}

.stat-number {
  font-size: clamp(var(--text-4xl), 5vw, var(--text-5xl));
  font-weight: var(--font-weight-bold);
  color: var(--primary-green);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: var(--text-base);
  color: var(--primary-green);
  margin-bottom: 1rem;
}

.stat-icon {
  width: 3rem;
  height: 3rem;
  color: var(--text-light);
  stroke-width: 1;
}

/* ============================================
   CARDS - Rounded-3xl with Shadow
   ============================================ */
.card {
  background: var(--card);
  border-radius: var(--radius-3xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: all var(--transition-normal) var(--ease-default);
}

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

.card-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
}

/* ============================================
   IMPACT SECTION
   ============================================ */
.impact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: 2.5rem;
}

@media (max-width: 767px) {
  .impact-grid {
    margin-left: -25px;
  }
}

@media (min-width: 768px) {
  .impact-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.impact-card {
  padding: 2rem;
  display: flex;
  align-items: start;
  gap: 1.5rem;
  background: transparent;
  transition: all var(--transition-slow) var(--ease-default);
}

.impact-icon {
  width: 6rem;
  height: 6rem;
  color: var(--darker-green);
  flex-shrink: 0;
  stroke-width: 2;
}

/* ============================================
   PROGRESS BAR - Green Gradient Fill
   ============================================ */
.progress-section {
  position: relative;
  overflow: hidden;
}

.progress-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--primary-green) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
}

.progress-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
}

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

.progress-bar-container {
  background: rgba(255, 255, 255, 0.1);
  height: 1rem;
  border-radius: var(--radius-full);
  overflow: hidden;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  margin: 1.5rem 0;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(to right, var(--primary-green), var(--secondary-green));
  border-radius: var(--radius-full);
  transition: width 1s ease-out;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 1rem;
  color: var(--dark-green);
  font-weight: var(--font-weight-bold);
}

.progress-image {
  border-radius: var(--radius-3xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  height: 500px;
}

.progress-image img {
  width: 120%;
  height: 120%;
  object-fit: cover;
  display: block;
  transform: translate(-10%, calc(-10% - 50px));
}

/* ============================================
   TEAM SECTION
   ============================================ */
.team-carousel-wrapper {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 60px;
}

.team-carousel {
  overflow: hidden;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
  align-items: start;
  transition: transform var(--transition-slow) var(--ease-default);
  padding: 25px;
}

.team-carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--primary-green);
  color: var(--dark-green);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all var(--transition-normal) var(--ease-default);
  box-shadow: var(--shadow-md);
}

.team-carousel-nav:hover {
  background: var(--secondary-green);
  transform: translateY(-50%) scale(1.1);
}

.team-carousel-nav.hidden {
  opacity: 0;
  pointer-events: none;
}

.team-prev {
  left: 0;
}

.team-next {
  right: 0;
}

.team-carousel-nav i {
  width: 24px;
  height: 24px;
}

.team-member {
  background: var(--background);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: none;
  display: flex;
  flex-direction: column;
}

.team-member-image {
  position: relative;
  height: 320px;
  overflow: hidden;
}

.team-member-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.team-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--dark-green), rgba(74, 74, 47, 0.5), transparent);
  opacity: 0.6;
}

.team-image-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  color: var(--text-light);
}

.team-image-content h3 {
  color: var(--text-light);
  font-size: var(--text-2xl);
  margin-bottom: 0.25rem;
}

.team-image-content p {
  color: var(--primary-green);
  margin: 0;
}

.team-member-info {
  padding: 1.5rem;
}

.team-member-bio {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-gray);
}

/* ============================================
   ABOUT / BUILDING SECTION
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 6rem;
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.about-image {
  border-radius: var(--radius-3xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  height: 600px;
}

.about-image img {
  width: 120%;
  height: 120%;
  object-fit: cover;
  display: block;
  transform: translate(-10%, -10%);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature-item {
  display: flex;
  gap: 1rem;
}

.feature-icon {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-lg);
  background: rgba(191, 219, 99, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary-green);
}

.feature-content h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--dark-green);
  margin-bottom: 0.5rem;
}

.feature-content p {
  color: var(--text-gray);
  margin: 0;
}

/* ============================================
   FAQ SECTION - Styles defined in index.php
   Using CSS Grid accordion with .open class
   ============================================ */

/* ============================================
   GALLERY SECTION - 4 Columns, Masonry-Style
   ============================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 4rem;
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.gallery-item {
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-xl);
  cursor: pointer;
  position: relative;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s var(--ease-default);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(74, 74, 47, 0.6), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal) var(--ease-default);
}

.gallery-item:hover::after {
  opacity: 1;
}

/* Gallery Grid Link (homepage) */
.gallery-grid-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition-normal) var(--ease-default);
}

.gallery-grid-link:hover .gallery-item img {
  transform: scale(1.05);
}

.gallery-view-more {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
  font-size: var(--text-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--dark-green);
  transition: color var(--transition-normal) var(--ease-default);
}

.gallery-view-more i {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform var(--transition-normal) var(--ease-default);
}

.gallery-grid-link:hover .gallery-view-more {
  color: var(--primary-green);
}

.gallery-grid-link:hover .gallery-view-more i {
  transform: translateX(4px);
}

/* ============================================
   GALLERY PAGE STYLES
   ============================================ */
.gallery-page {
  min-height: 100vh;
  background: var(--gray-50);
}

.gallery-hero {
  background: var(--gray-50);
  padding: 12rem 0 2rem;
  text-align: center;
  color: var(--dark-green);
}

.gallery-hero h1 {
  font-size: clamp(var(--text-4xl), 6vw, var(--text-6xl));
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--dark-green);
}

.gallery-hero p {
  font-size: var(--text-xl);
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gray-300);
  text-decoration: none;
  margin-bottom: 2rem;
  font-size: 0.95rem;
  transition: color var(--transition-normal) var(--ease-default);
}

.back-link:hover {
  color: var(--primary-green);
}

.back-link i {
  width: 1.25rem;
  height: 1.25rem;
}

/* Gallery Full Section - Masonry 4 Columns */
.gallery-full-section {
  padding: 50px 0 4rem 0;
}

.gallery-full-grid {
  columns: 4;
  column-gap: 1.5rem;
}

.gallery-full-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  margin-bottom: 1.5rem;
  break-inside: avoid;
  line-height: 0;
  display: inline-block !important;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.gallery-full-item:first-child,
.gallery-full-item:nth-child(2),
.gallery-full-item:nth-child(3),
.gallery-full-item:nth-child(4) {
  margin-top: 0;
}

.gallery-full-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s var(--ease-default);
  vertical-align: top;
}

.gallery-full-item:hover img {
  transform: scale(1.08);
}

.gallery-full-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-normal) var(--ease-default);
}

.gallery-full-item:hover::after {
  opacity: 1;
}

.gallery-caption {
  display: none;
}

/* Gallery Empty State */
.gallery-empty {
  text-align: center;
  padding: 6rem 2rem;
  color: var(--text-gray);
}

.gallery-empty p {
  margin-top: 1rem;
  font-size: var(--text-lg);
}

.gallery-empty-hint {
  font-size: 0.95rem !important;
  color: var(--gray-600);
}

/* Gallery CTA */
.gallery-cta {
  background: linear-gradient(135deg, var(--dark-green), var(--darker-green));
  padding: 5rem 0;
  text-align: center;
  color: var(--text-light);
}

.gallery-cta h2 {
  font-size: var(--text-4xl);
  margin-bottom: 1rem;
  color: var(--text-light);
}

.gallery-cta p {
  font-size: var(--text-lg);
  color: var(--gray-300);
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.gallery-cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.gallery-cta-buttons .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.gallery-cta-buttons .btn i {
  width: 1.25rem;
  height: 1.25rem;
}

/* ============================================
   LIGHTBOX STYLES
   ============================================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.close-lightbox {
  position: absolute;
  top: 2rem;
  right: 2rem;
  color: var(--text-light);
  font-size: var(--text-5xl);
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
  opacity: 0.8;
  transition: opacity var(--transition-normal) var(--ease-default);
}

.close-lightbox:hover {
  opacity: 1;
}

/* Gallery Lightbox */
.gallery-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
}

.gallery-lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.lightbox-caption {
  text-align: center;
  color: var(--text-light);
  padding: 1rem 0;
  font-size: var(--text-base);
  max-width: 90vw;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--text-light);
  cursor: pointer;
  padding: 1rem;
  border-radius: 50%;
  transition: background var(--transition-normal) var(--ease-default);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-close {
  top: 2rem;
  right: 2rem;
}

.lightbox-close i {
  width: 1.5rem;
  height: 1.5rem;
}

.lightbox-prev,
.lightbox-next {
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev {
  left: 2rem;
}

.lightbox-next {
  right: 2rem;
}

.lightbox-prev i,
.lightbox-next i {
  width: 2rem;
  height: 2rem;
}

/* ============================================
   DONATION SECTION
   ============================================ */
.donation-section {
  position: relative;
  overflow: hidden;
}

.donation-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--primary-green) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
}

.donation-tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 4rem;
  margin-bottom: 4rem;
}

.tier-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-3xl);
  padding: 2rem;
  text-align: center;
  position: relative;
  opacity: 1;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow-lg);
}

.tier-card.popular {
  border: 2px solid var(--primary-green);
}

.popular-badge {
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-green);
  color: var(--dark-green);
  padding: 0.25rem 1rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
}

.tier-icon {
  display: inline-flex;
  padding: 1rem;
  border-radius: var(--radius-xl);
  background: rgba(191, 219, 99, 0.2);
  margin-bottom: 1.5rem;
}

.tier-icon svg {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--primary-green);
}

.tier-amount {
  font-size: var(--text-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--primary-green);
  margin-bottom: 0.5rem;
}

.tier-trees {
  color: var(--primary-green);
  margin-bottom: 1.5rem;
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-bold);
}

.tier-description {
  color: var(--gray-300);
  margin-bottom: 1.5rem;
}

.tier-card .btn {
  width: 100%;
  padding: 1.5rem;
}

.tier-card.popular .btn {
  background: var(--primary-green);
  color: var(--dark-green);
}

.tier-card:not(.popular) .btn {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
}

.tier-card:not(.popular) .btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ============================================
   CONTACT FORM - White Card with Shadow
   ============================================ */
.contact-form {
  max-width: 56rem;
  margin: 4rem auto 0;
  background: var(--background);
  padding: 3rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-2xl);
  border: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: var(--font-weight-semibold);
  color: var(--dark-green);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  transition: all var(--transition-normal) var(--ease-default);
  font-family: inherit;
  background: var(--background);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 3px rgba(191, 219, 99, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-500);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-form .btn {
  width: 100%;
  background: var(--dark-green);
  color: var(--text-light);
  padding: 1.5rem;
}

.contact-form .btn:hover {
  background: var(--darker-green);
}

/* Form validation states */
.form-group.error input,
.form-group.error textarea,
.form-group.error select {
  border-color: #dc2626;
}

.form-group.success input,
.form-group.success textarea,
.form-group.success select {
  border-color: var(--primary-green);
}

.form-error-message {
  color: #dc2626;
  font-size: var(--text-sm);
  margin-top: 0.25rem;
}

/* ============================================
   FOOTER - Gray-50 to White Gradient Background
   ============================================ */
footer {
  background: linear-gradient(to bottom, var(--gray-50), var(--background));
  border-top: 1px solid var(--gray-200);
  padding: 4rem var(--container-padding) 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-logo {
  height: 64px;
  width: auto;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--text-gray);
  font-size: 0.875rem;
  line-height: 1.625;
  margin: 0;
}

.footer-links h3,
.footer-info h3 {
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
  color: var(--dark-green);
  margin-bottom: 1rem;
  margin-top: 0;
}

.footer-info p {
  color: var(--text-gray);
  font-size: 0.875rem;
  line-height: 1.625;
  margin: 0;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: var(--text-gray);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color var(--transition-normal) var(--ease-default);
}

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

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--text-gray);
  transition: all var(--transition-normal) var(--ease-default);
}

.footer-social a:hover {
  background: var(--primary-green);
  color: var(--dark-green);
}

.footer-social svg,
.footer-social i {
  width: 1.25rem;
  height: 1.25rem;
}

.footer-bottom {
  border-top: 1px solid var(--gray-200);
  padding-top: 2rem;
  text-align: center;
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-bottom p {
  color: var(--gray-500);
  font-size: var(--text-sm);
  margin: 0;
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
  position: fixed !important;
  bottom: 2rem !important;
  right: 2rem !important;
  width: 50px !important;
  height: 50px !important;
  border-radius: 50% !important;
  background: var(--primary-green) !important;
  color: var(--dark-green) !important;
  border: none !important;
  font-size: var(--text-xl) !important;
  cursor: pointer !important;
  z-index: 999 !important;
  transition: all var(--transition-normal) var(--ease-default) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}

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

.back-to-top:hover {
  background: var(--secondary-green) !important;
  transform: translateY(-4px) !important;
}

.back-to-top svg,
.back-to-top i {
  width: 1.25rem;
  height: 1.25rem;
}

/* ============================================
   ANIMATION UTILITY CLASSES
   ============================================ */

/* Fade In */
.fade-in {
  opacity: 0;
  transition: opacity var(--transition-slow) var(--ease-default);
}

.fade-in.is-visible,
.fade-in.animate {
  opacity: 1;
}

/* Slide Up */
.slide-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow) var(--ease-default),
              transform var(--transition-slow) var(--ease-default);
}

.slide-up.is-visible,
.slide-up.animate {
  opacity: 1;
  transform: translateY(0);
}

/* Slide Down */
.slide-down {
  opacity: 0;
  transform: translateY(-30px);
  transition: opacity var(--transition-slow) var(--ease-default),
              transform var(--transition-slow) var(--ease-default);
}

.slide-down.is-visible,
.slide-down.animate {
  opacity: 1;
  transform: translateY(0);
}

/* Slide Left */
.slide-left {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity var(--transition-slow) var(--ease-default),
              transform var(--transition-slow) var(--ease-default);
}

.slide-left.is-visible,
.slide-left.animate {
  opacity: 1;
  transform: translateX(0);
}

/* Slide Right */
.slide-right {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--transition-slow) var(--ease-default),
              transform var(--transition-slow) var(--ease-default);
}

.slide-right.is-visible,
.slide-right.animate {
  opacity: 1;
  transform: translateX(0);
}

/* Scale In */
.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity var(--transition-slow) var(--ease-default),
              transform var(--transition-slow) var(--ease-default);
}

.scale-in.is-visible,
.scale-in.animate {
  opacity: 1;
  transform: scale(1);
}

/* Stagger Animation Delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* Pulse Animation */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Spin Animation */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

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

/* ============================================
   RESPONSIVE BREAKPOINTS
   ============================================ */

/* Tablet - 768px */
@media (max-width: 768px) {
  header {
    top: 1rem;
  }

  nav {
    border-radius: var(--radius-lg);
    padding: 0 1rem;
  }

  .section {
    padding: var(--spacing-section-mobile) var(--container-padding);
  }

  .hero h1 {
    font-size: var(--text-4xl);
  }

  .hero p {
    font-size: var(--text-lg);
  }

  h2 {
    font-size: var(--text-3xl);
  }

  /* Mobile Navigation */
  .nav-menu {
    display: none;
  }

  .nav-menu.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(74, 90, 44, 0.98);
    padding: 1rem;
    margin-top: 5px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-xl);
    z-index: 1000;
  }

  .nav-menu.active .nav-link {
    padding: 1rem;
    margin-bottom: 0.75rem;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-menu.active .nav-link:hover {
    color: var(--text-light);
    background: none;
  }

  .nav-menu.active .nav-link.active {
    color: var(--text-light);
    background: none;
  }

  /* Override light-header-page styles for mobile dropdown */
  .light-header-page .nav-menu.active .nav-link {
    color: rgba(255, 255, 255, 0.8);
  }

  .light-header-page .nav-menu.active .nav-link:hover,
  .light-header-page .nav-menu.active .nav-link.active {
    color: var(--text-light);
  }

  .nav-menu.active .nav-link:last-child {
    margin-bottom: 0;
    border-bottom: none;
  }

  .menu-toggle {
    display: block;
  }

  nav {
    position: relative;
  }

  .btn {
    padding: 1rem 2rem;
    font-size: var(--text-base);
    height: 50px;
  }

  .progress-image {
    height: 250px;
  }

  .progress-image img {
    transform: none !important;
  }

  .about-image {
    height: 300px;
  }

  .team-carousel-wrapper {
    padding: 0 0.5rem;
  }

  .team-carousel {
    overflow: visible;
  }

  .team-grid {
    padding: 10px;
    grid-template-columns: 1fr;
  }

  .team-member {
    overflow: visible;
  }

  .team-member-bio {
    padding: 0 1rem 1rem;
  }

  .team-member-info {
    padding: 1rem;
  }

  .team-member-image {
    height: 240px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  }

  #el-salvador > .container > div:first-child {
    margin-bottom: 1rem !important;
  }

  #el-salvador .about-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  #el-salvador .about-image {
    order: -1;
    margin-bottom: 1rem;
    margin-top: 1rem;
  }

  .tier-card {
    padding: 1rem;
  }

  .tier-icon {
    margin-bottom: 0.75rem;
  }

  .tier-trees {
    margin-bottom: 0.75rem;
  }

  .tier-description {
    margin-bottom: 0.75rem;
  }

  .tier-card .btn {
    padding: 0.75rem;
  }

  .form-row {
    gap: 0;
    margin-bottom: 0;
  }

  .form-group {
    margin-bottom: 0;
  }

  .form-group label {
    margin-bottom: 0;
  }

  .form-row .form-group:nth-child(2) {
    margin-top: 20px;
  }

  .form-row + .form-group {
    margin-top: 20px;
  }

  .gallery-full-section {
    padding-top: 0 !important;
  }

  /* Gallery responsive */
  .gallery-hero {
    padding: 7rem 0 3rem;
  }

  .gallery-hero h1 {
    font-size: var(--text-4xl);
  }

  .gallery-full-grid {
    columns: 2;
    column-gap: 1rem;
  }

  .gallery-full-item {
    margin-bottom: 1rem;
  }

  .gallery-cta h2 {
    font-size: var(--text-3xl);
  }

  .lightbox-prev,
  .lightbox-next {
    padding: 0.75rem;
  }

  .lightbox-prev i,
  .lightbox-next i {
    width: 1.5rem;
    height: 1.5rem;
  }
}

/* Large Desktop - 1024px */
@media (min-width: 1024px) {
  .container {
    padding: 0 2rem;
  }

  .logo img {
    height: 120px;
  }
}

/* Extra Large - 1200px */
@media (max-width: 1200px) {
  .gallery-full-grid {
    columns: 3;
  }
}

/* Small Mobile - 480px */
@media (max-width: 480px) {
  .gallery-full-grid {
    columns: 1;
  }

  .gallery-cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons {
    flex-direction: column;
  }

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

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

  .stat-hero-card {
    width: 100%;
  }

  .stat-hero-card:not(:last-child)::after {
    display: none;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  header,
  .back-to-top,
  .scroll-indicator {
    display: none !important;
  }

  .section {
    padding: 2rem 0;
  }

  .hero {
    min-height: auto;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Focus visible styles for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-green);
  color: var(--dark-green);
  padding: 8px;
  z-index: 10000;
  transition: top var(--transition-normal) var(--ease-default);
}

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

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}