/* ===================================================================
   GSDF - GOVIND SOCIAL DEVELOPMENT FOUNDATION
   Unified Modern Design System: Liquid Glassmorphism & Motion
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

/* --- Root Design Tokens --- */
:root {
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Color Palette */
  --bg-dark: #050808;
  --bg-deep: #0a0f0f;
  --bg-surface: #101818;
  --bg-card: rgba(16, 26, 26, 0.65);
  --bg-card-hover: rgba(22, 38, 38, 0.8);
  --bg-glass: rgba(12, 20, 20, 0.72);
  --bg-glass-heavy: rgba(8, 14, 14, 0.88);

  /* Radiant Accents */
  --primary: #00e5bc;
  --primary-glow: rgba(0, 229, 188, 0.35);
  --primary-light: #5dfade;
  --primary-dark: #009e82;

  --accent-cyan: #38bdf8;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-indigo: #6366f1;

  /* Text & Foreground */
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-inverse: #030712;

  /* Borders & Highlights */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glass: rgba(0, 229, 188, 0.2);
  --border-glass-hover: rgba(0, 229, 188, 0.45);
  --border-glow: 0 0 20px rgba(0, 229, 188, 0.25);

  /* Glassmorphism Specs */
  --glass-blur: blur(20px);
  --glass-blur-heavy: blur(32px);
  --glass-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  --glass-shadow-hover: 0 25px 60px rgba(0, 229, 188, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.2);

  /* Transitions */
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-fluid: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.2s var(--ease-fluid);
  --transition-normal: 0.35s var(--ease-spring);
  --transition-slow: 0.6s var(--ease-spring);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Container */
  --max-w: 1240px;
  --nav-height: 80px;
}

/* Light Mode / High Contrast Overrides when toggled */
body.light-theme {
  --bg-dark: #f8fafc;
  --bg-deep: #f1f5f9;
  --bg-surface: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.95);
  --bg-glass: rgba(255, 255, 255, 0.82);
  --bg-glass-heavy: rgba(255, 255, 255, 0.94);
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-glass: rgba(0, 158, 130, 0.3);
  --glass-shadow: 0 20px 40px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Custom Selection */
::selection {
  background-color: var(--primary);
  color: var(--bg-dark);
}

/* --- Scroll Progress Bar --- */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--primary), var(--accent-emerald));
  z-index: 10000;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px var(--primary);
}

/* --- Canvas Background Container --- */
#three-canvas-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  opacity: 0.75;
  transition: opacity 0.8s ease;
}

/* Ambient Radial Glows in Background */
.ambient-glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: -2;
  opacity: 0.35;
  transition: transform 1.2s ease-out;
}

.orb-primary {
  width: 600px;
  height: 600px;
  top: -150px;
  right: -150px;
  background: radial-gradient(circle, rgba(0, 229, 188, 0.45) 0%, rgba(0, 229, 188, 0) 70%);
}

.orb-accent {
  width: 500px;
  height: 500px;
  bottom: 10%;
  left: -150px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.3) 0%, rgba(56, 189, 248, 0) 70%);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

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

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, #ffffff 15%, var(--primary-light) 65%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-emerald {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-emerald) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* --- Layout Utility --- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px auto;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  background: rgba(0, 229, 188, 0.1);
  border: 1px solid var(--border-glass);
  color: var(--primary-light);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 20px;
  backdrop-filter: blur(10px);
}

.badge-pill .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--primary);
  box-shadow: 0 0 10px var(--primary);
  animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 18px;
}

.section-desc {
  font-size: 1.15rem;
}

/* --- Liquid Ripple Glassmorphism Components --- */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  transform-style: preserve-3d;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: var(--mouse-y, -150px);
  left: var(--mouse-x, -150px);
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 229, 188, 0.15) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.glass-card:hover {
  border-color: var(--border-glass-hover);
  box-shadow: var(--glass-shadow-hover);
}

.glass-card:hover::before {
  opacity: 1;
}

/* Ripple Effect Generator */
.ripple-surface {
  position: relative;
  overflow: hidden;
}

.ripple-wave {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  animation: rippleSpread 0.75s cubic-bezier(0.2, 0.8, 0.4, 1) forwards;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.35) 0%, rgba(0, 229, 188, 0.25) 50%, transparent 80%);
  pointer-events: none;
  z-index: 50;
}

@keyframes rippleSpread {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* --- Buttons & CTAs --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  outline: none;
  transition: all var(--transition-normal);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #00bfa0 100%);
  color: var(--text-inverse);
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px rgba(0, 229, 188, 0.6);
  color: var(--text-inverse);
}

.btn-primary:active {
  transform: translateY(0) scale(0.98);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--border-glass);
  color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.btn-donate {
  background: linear-gradient(135deg, #e11d48 0%, #f43f5e 100%);
  color: #ffffff !important;
  box-shadow: 0 4px 20px rgba(244, 63, 94, 0.4);
  font-weight: 700;
  position: relative;
}

.btn-donate:hover {
  box-shadow: 0 6px 30px rgba(244, 63, 94, 0.6);
  transform: translateY(-2px) scale(1.03);
}

.btn-donate::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    transparent,
    rgba(255, 255, 255, 0.25),
    transparent
  );
  transform: rotate(25deg);
  animation: shineSweep 4s infinite ease-in-out;
}

@keyframes shineSweep {
  0%, 100% { transform: translateX(-100%) rotate(25deg); }
  50% { transform: translateX(100%) rotate(25deg); }
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.9rem;
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.1rem;
}

/* --- Glass Header & Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition-normal);
  padding: 16px 0;
}

.site-header.scrolled {
  background: var(--bg-glass);
  backdrop-filter: var(--glass-blur-heavy);
  -webkit-backdrop-filter: var(--glass-blur-heavy);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  padding: 10px 0;
  height: 72px;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.nav-brand-logo {
  height: 44px;
  width: auto;
  border-radius: var(--radius-sm);
  filter: drop-shadow(0 2px 8px rgba(0, 229, 188, 0.3));
  transition: transform var(--transition-normal);
}

.nav-brand:hover .nav-brand-logo {
  transform: scale(1.06) rotate(-2deg);
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
}

.nav-brand-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: #ffffff;
  line-height: 1.1;
}

.nav-brand-subtitle {
  font-size: 0.72rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-muted);
  position: relative;
  padding: 8px 2px;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary);
  transition: width var(--transition-normal);
  border-radius: var(--radius-full);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Language Toggle Switch */
.lang-toggle-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(10px);
  transition: all var(--transition-fast);
}

.lang-toggle-btn:hover {
  background: rgba(0, 229, 188, 0.15);
  border-color: var(--border-glass);
  color: var(--primary-light);
}

/* Mobile Hamburger */
.hamburger-btn {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
  flex-direction: column;
  gap: 6px;
}

.hamburger-line {
  width: 26px;
  height: 2px;
  background-color: #ffffff;
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 82%;
  max-width: 380px;
  height: 100vh;
  background: var(--bg-glass-heavy);
  backdrop-filter: var(--glass-blur-heavy);
  -webkit-backdrop-filter: var(--glass-blur-heavy);
  border-left: 1px solid var(--border-subtle);
  padding: 100px 30px 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 999;
  transition: right var(--transition-normal);
  box-shadow: -15px 0 40px rgba(0, 0, 0, 0.7);
}

.mobile-drawer.open {
  right: 0;
}

.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mobile-nav-links a {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-links a.active {
  color: var(--primary);
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  min-height: 95vh;
  display: flex;
  align-items: center;
  padding: 150px 0 80px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.08;
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.2rem;
  color: #cbd5e1;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 30px;
  border-top: 1px solid var(--border-subtle);
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.hero-stat-number .stat-suffix {
  color: var(--primary);
  font-size: 1.6rem;
}

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.hero-visual {
  position: relative;
  z-index: 2;
}

.hero-feature-card {
  padding: 24px;
  border-radius: var(--radius-xl);
  background: rgba(14, 24, 24, 0.7);
  border: 1px solid var(--border-glass);
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.05);
}

.hero-card-floating-badge {
  position: absolute;
  bottom: -15px;
  left: 20px;
  background: var(--bg-glass-heavy);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-badge-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 229, 188, 0.2);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

/* --- Impact Numbers Section --- */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.impact-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius-lg);
}

.impact-card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(0, 229, 188, 0.12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 20px auto;
  border: 1px solid var(--border-glass);
}

.impact-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 6px;
}

.impact-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: 8px;
}

.impact-desc {
  font-size: 0.9rem;
  color: var(--text-dim);
}

/* --- Core Pillars / Services --- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.pillar-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.pillar-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(0, 229, 188, 0.15);
  border: 1px solid var(--border-glass);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.pillar-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.pillar-desc {
  font-size: 0.98rem;
  margin-bottom: 24px;
  flex-grow: 1;
}

.pillar-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
}

.pillar-link:hover {
  gap: 12px;
  color: var(--primary-light);
}

/* --- Ground Gallery / Photo Showcase --- */
.gallery-filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 8px 22px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary);
  color: var(--text-inverse);
  border-color: var(--primary);
  box-shadow: 0 0 15px var(--primary-glow);
}

.gallery-masonry {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  aspect-ratio: 16/10;
  background: var(--bg-surface);
  box-shadow: var(--glass-shadow);
  border: 1px solid var(--border-subtle);
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-item:hover {
  transform: translateY(-6px);
  border-color: var(--border-glass);
}

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

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(5, 8, 8, 0.9) 0%, rgba(5, 8, 8, 0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.gallery-item-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.gallery-item-meta {
  font-size: 0.85rem;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* --- Trust & Certification Showcase --- */
.trust-banner {
  background: linear-gradient(135deg, rgba(0, 229, 188, 0.08) 0%, rgba(56, 189, 248, 0.05) 100%);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 50px 40px;
  position: relative;
  overflow: hidden;
}

.trust-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.trust-badges-list {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
}

.trust-badge-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: #ffffff;
}

.trust-badge-item i {
  color: var(--primary);
}

.cert-card-preview {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cert-icon-wrapper {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(0, 229, 188, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 2rem;
  margin-bottom: 16px;
}

/* --- Interactive Donation Section --- */
.donation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.donation-tiers-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.tier-buttons-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.tier-select-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-main);
}

.tier-select-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-glass);
}

.tier-select-btn.active {
  background: rgba(0, 229, 188, 0.15);
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(0, 229, 188, 0.2);
}

.tier-amount {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
  display: block;
}

.tier-impact-label {
  font-size: 0.85rem;
  color: var(--primary-light);
  display: block;
  margin-top: 4px;
}

.custom-amount-box {
  position: relative;
  margin-top: 10px;
}

.custom-amount-box span {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
}

.custom-amount-input {
  width: 100%;
  padding: 16px 20px 16px 45px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  outline: none;
  font-family: var(--font-heading);
  transition: border-color var(--transition-fast);
}

.custom-amount-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(0, 229, 188, 0.3);
}

.upi-payment-card {
  padding: 36px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.qr-code-frame {
  background: #ffffff;
  padding: 16px;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  margin-bottom: 24px;
  display: inline-block;
  border: 2px solid var(--primary);
}

.qr-code-frame img,
.qr-code-frame canvas {
  display: block;
  width: 200px;
  height: 200px;
}

.upi-id-copy-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  width: 100%;
  max-width: 380px;
  margin: 16px 0;
}

.upi-id-text {
  font-family: monospace;
  font-size: 1.05rem;
  color: var(--primary-light);
  font-weight: 700;
}

.copy-btn {
  background: rgba(0, 229, 188, 0.2);
  border: none;
  color: var(--primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  background: var(--primary);
  color: var(--text-inverse);
}

.bank-details-accordion {
  margin-top: 24px;
  width: 100%;
  text-align: left;
}

.bank-detail-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.9rem;
}

.bank-detail-row .label {
  color: var(--text-dim);
}

.bank-detail-row .val {
  color: #ffffff;
  font-weight: 600;
  font-family: monospace;
}

/* --- Forms & Inputs --- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 15px rgba(0, 229, 188, 0.25);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* --- Interactive Lightbox & Modals --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur-heavy);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.8);
  transform: scale(0.92);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-subtle);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--accent-rose);
  transform: rotate(90deg);
}

/* --- Floating Quick Action Dock --- */
.floating-dock {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 900;
}

.dock-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.4rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  position: relative;
}

.dock-btn:hover {
  transform: scale(1.12) translateY(-3px);
}

.dock-btn-whatsapp {
  background: #25d366;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
}

.dock-btn-phone {
  background: var(--accent-cyan);
  box-shadow: 0 8px 25px rgba(56, 189, 248, 0.45);
}

.dock-btn-top {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-fast);
}

.dock-btn-top.visible {
  opacity: 1;
  pointer-events: auto;
}

/* --- Unified Modern Footer --- */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border-subtle);
  padding: 80px 0 30px 0;
  position: relative;
  z-index: 10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 50px;
  margin-bottom: 60px;
}

.footer-brand p {
  margin: 18px 0 24px 0;
  font-size: 0.95rem;
  max-width: 340px;
}

.footer-social-links {
  display: flex;
  gap: 12px;
}

.footer-social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.footer-social-icon:hover {
  background: var(--primary);
  color: var(--text-inverse);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px var(--primary-glow);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 22px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links-list a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-links-list a:hover {
  color: var(--primary);
  transform: translateX(4px);
}

.footer-contact-info {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.footer-contact-item i {
  color: var(--primary);
  font-size: 1.1rem;
  margin-top: 4px;
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copyright {
  font-size: 0.88rem;
  color: var(--text-dim);
}

.footer-legal-links {
  display: flex;
  gap: 24px;
  font-size: 0.88rem;
  color: var(--text-dim);
}

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

/* --- Toast Feedback --- */
.toast-container {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 11000;
  pointer-events: none;
}

.toast {
  background: var(--bg-glass-heavy);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-glass);
  padding: 14px 24px;
  border-radius: var(--radius-full);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-normal);
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* --- Motion Reveal Classes (Framer Motion feel) --- */
[data-motion] {
  opacity: 0;
  transition: opacity 0.8s var(--ease-spring), transform 0.8s var(--ease-spring);
}

[data-motion="fade-up"] {
  transform: translateY(35px);
}

[data-motion="fade-down"] {
  transform: translateY(-35px);
}

[data-motion="scale-up"] {
  transform: scale(0.92);
}

[data-motion="slide-left"] {
  transform: translateX(-40px);
}

[data-motion="slide-right"] {
  transform: translateX(40px);
}

[data-motion].motion-revealed {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-stats-row {
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-visual {
    max-width: 550px;
    margin: 0 auto;
  }

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

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

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

@media (max-width: 768px) {
  :root {
    --nav-height: 70px;
  }

  .nav-menu,
  .nav-actions .btn-donate {
    display: none;
  }

  .hamburger-btn {
    display: flex;
  }

  .section {
    padding: 70px 0;
  }

  .hero-section {
    padding: 110px 0 60px;
  }

  .hero-stats-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .hero-stat-number {
    font-size: 1.5rem;
  }

  .hero-stat-number .stat-suffix {
    font-size: 1.2rem;
  }

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

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 14px;
  }

  .floating-dock {
    bottom: 20px;
    right: 20px;
  }
}