/* ======================================================
   SATHMAGA FOUNDATION - Premium NGO Website Stylesheet
   Color Palette:
     Primary:   #0F2D5C (Deep Royal Blue)
     Secondary: #D4A32A (Golden Wheat)
     Accent:    #ffffff (White)
   ====================================================== */

/* ==================== ROOT VARIABLES ==================== */
:root {
  --primary: #0F2D5C;
  --primary-light: #1a4080;
  --primary-dark: #091e3e;
  --secondary: #D4A32A;
  --secondary-light: #e8b93a;
  --secondary-dark: #b8881e;
  --white: #ffffff;
  --neutral-gray: #f8f9fa;
  --text-dark: #1a1a2e;
  --text-muted: #6b7280;
  --shadow-sm: 0 2px 10px rgba(15, 45, 92, 0.08);
  --shadow-md: 0 8px 30px rgba(15, 45, 92, 0.12);
  --shadow-lg: 0 20px 60px rgba(15, 45, 92, 0.18);
  --border-radius: 1rem;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ==================== PRELOADER ==================== */
#preloader {
  animation: preloaderFadeOut 0.5s ease forwards 2.5s;
}

.loader-bar {
  width: 200px;
  height: 3px;
  background: rgba(255,255,255,0.15);
  border-radius: 50px;
  overflow: hidden;
}

.loader-bar::after {
  content: '';
  display: block;
  height: 100%;
  width: 60%;
  background: linear-gradient(90deg, var(--secondary-dark), var(--secondary), var(--secondary-light), var(--secondary));
  background-size: 200% 100%;
  animation: shimmer 1.5s linear infinite;
  border-radius: 50px;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes preloaderFadeOut {
  0% { opacity: 1; visibility: visible; }
  100% { opacity: 0; visibility: hidden; pointer-events: none; }
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
}

/* ==================== SCROLL & SELECTION ==================== */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--neutral-gray);
}
::-webkit-scrollbar-thumb {
  background: var(--secondary);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-dark);
}

::selection {
  background: var(--secondary);
  color: var(--primary);
}

/* ==================== NAVBAR ==================== */
#main-nav.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-top {
  transition: var(--transition);
}

.nav-link.active {
  color: var(--secondary) !important;
  font-weight: 600;
}

.mobile-nav-link {
  display: block;
  padding: 0.75rem 1rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--primary);
  border-radius: 0.75rem;
  transition: var(--transition);
  text-decoration: none;
}

.mobile-nav-link:hover {
  background: rgba(15, 45, 92, 0.05);
  color: var(--secondary);
}

/* Hamburger animation */
#mobile-menu-btn.active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
#mobile-menu-btn.active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
#mobile-menu-btn.active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ==================== HERO SECTION ==================== */
.hero-overlay {
  background: linear-gradient(
    135deg,
    rgba(15, 45, 92, 0.93) 0%,
    rgba(15, 45, 92, 0.85) 40%,
    rgba(15, 45, 92, 0.60) 70%,
    rgba(15, 45, 92, 0.40) 100%
  );
}

/* Hero animations */
.hero-badge {
  animation: fadeInDown 0.8s ease forwards;
}

.hero-title {
  animation: fadeInUp 0.9s ease 0.2s forwards;
  opacity: 0;
  animation-fill-mode: forwards;
}

.hero-subtitle {
  animation: fadeInUp 0.9s ease 0.4s forwards;
  opacity: 0;
  animation-fill-mode: forwards;
}

.hero-buttons {
  animation: fadeInUp 0.9s ease 0.6s forwards;
  opacity: 0;
  animation-fill-mode: forwards;
}

.hero-stats {
  animation: fadeInUp 0.9s ease 0.8s forwards;
  opacity: 0;
  animation-fill-mode: forwards;
}

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

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Particle floating elements */
.particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
  animation: particleFloat linear infinite;
}

.particle-1 {
  width: 300px;
  height: 300px;
  top: -100px;
  right: 10%;
  background: var(--secondary);
  animation-duration: 20s;
  animation-delay: 0s;
}

.particle-2 {
  width: 200px;
  height: 200px;
  bottom: 10%;
  left: 5%;
  background: var(--secondary);
  animation-duration: 15s;
  animation-delay: -5s;
}

.particle-3 {
  width: 120px;
  height: 120px;
  top: 30%;
  right: 25%;
  background: white;
  animation-duration: 12s;
  animation-delay: -3s;
}

.particle-4 {
  width: 80px;
  height: 80px;
  top: 60%;
  right: 40%;
  background: var(--secondary);
  animation-duration: 18s;
  animation-delay: -8s;
}

.particle-5 {
  width: 150px;
  height: 150px;
  bottom: 30%;
  right: 5%;
  background: white;
  animation-duration: 25s;
  animation-delay: -12s;
}

@keyframes particleFloat {
  0% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-30px) rotate(120deg); }
  66% { transform: translateY(20px) rotate(240deg); }
  100% { transform: translateY(0) rotate(360deg); }
}

/* Hero Buttons */
.btn-secondary-hero {
  display: inline-flex;
  align-items: center;
  background: var(--secondary);
  color: var(--primary);
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  padding: 1rem 2.5rem;
  border-radius: 0.875rem;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: 0 8px 25px rgba(212, 163, 42, 0.35);
  border: 2px solid var(--secondary);
}

.btn-secondary-hero:hover {
  background: var(--secondary-light);
  border-color: var(--secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(212, 163, 42, 0.5);
}

.btn-primary-hero {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: white;
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  padding: 1rem 2.5rem;
  border-radius: 0.875rem;
  text-decoration: none;
  transition: var(--transition);
  border: 2px solid rgba(255,255,255,0.5);
  backdrop-filter: blur(10px);
  background: rgba(255,255,255,0.08);
}

.btn-primary-hero:hover {
  background: white;
  color: var(--primary);
  border-color: white;
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(255,255,255,0.2);
}

/* ==================== REUSABLE BUTTONS ==================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(15, 45, 92, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(15, 45, 92, 0.4);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: var(--primary);
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.875rem 2rem;
  border-radius: 0.75rem;
  text-decoration: none;
  transition: var(--transition);
  border: 2px solid var(--primary);
  cursor: pointer;
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(15, 45, 92, 0.3);
}

/* ==================== SECTION BADGES ==================== */
.section-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(212, 163, 42, 0.12);
  color: var(--secondary-dark);
  border: 1px solid rgba(212, 163, 42, 0.3);
  border-radius: 50px;
  padding: 0.4rem 1.25rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.section-badge-light {
  display: inline-block;
  background: rgba(212, 163, 42, 0.2);
  color: var(--secondary);
  border: 1px solid rgba(212, 163, 42, 0.4);
  border-radius: 50px;
  padding: 0.4rem 1.25rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ==================== ABOUT SECTION ==================== */
.value-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(15, 45, 92, 0.04);
  border: 1px solid rgba(15, 45, 92, 0.08);
  border-radius: 0.625rem;
  padding: 0.5rem 0.875rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--primary);
  transition: var(--transition);
}

.value-chip:hover {
  background: rgba(212, 163, 42, 0.1);
  border-color: rgba(212, 163, 42, 0.3);
  transform: translateY(-1px);
}

/* ==================== VISION & MISSION ==================== */
.vision-mission-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1.5rem;
  padding: 2.5rem;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.vision-mission-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(212, 163, 42, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.objective-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1rem;
  padding: 1.25rem 0.75rem;
  transition: var(--transition);
  color: white;
  font-size: 0.8rem;
  font-weight: 500;
}

.objective-chip:hover {
  background: rgba(212, 163, 42, 0.15);
  border-color: rgba(212, 163, 42, 0.4);
  transform: translateY(-3px);
}

/* ==================== PROGRAMME CARDS ==================== */
.program-card {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  background: white;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.program-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.program-card-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.program-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(15, 45, 92, 0.95) 0%,
    rgba(15, 45, 92, 0.5) 50%,
    transparent 100%
  );
}

.program-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
}

.program-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 0.75rem;
  background: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  box-shadow: 0 4px 15px rgba(212, 163, 42, 0.4);
}

.prog-tag {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.9);
  border-radius: 50px;
  padding: 0.2rem 0.625rem;
  font-size: 0.7rem;
  font-weight: 500;
}

/* ==================== IMPACT STATS ==================== */
.impact-stat-card {
  background: white;
  border-radius: 1.25rem;
  padding: 1.75rem 1rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15, 45, 92, 0.06);
  transition: var(--transition);
}

.impact-stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary);
}

.impact-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.counter-num {
  line-height: 1;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==================== WHY CHOOSE US ==================== */
.why-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 1rem;
  transition: var(--transition);
}

.why-feature-item:hover {
  background: rgba(212, 163, 42, 0.1);
  border-color: rgba(212, 163, 42, 0.3);
}

.why-feature-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 0.75rem;
  background: rgba(212, 163, 42, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
}

.why-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 1.25rem;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: var(--transition);
}

.why-card:hover {
  background: rgba(212, 163, 42, 0.12);
  border-color: rgba(212, 163, 42, 0.4);
  transform: translateY(-4px);
}

/* ==================== GALLERY ==================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 280px);
  gap: 1rem;
}

.gallery-item {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  cursor: pointer;
}

.gallery-item.gallery-large {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

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

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 45, 92, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
  background: rgba(15, 45, 92, 0.65);
}

.gallery-overlay-content {
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease;
}

.gallery-item:hover .gallery-overlay-content {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto;
  }
  .gallery-item.gallery-large {
    grid-column: span 2;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .gallery-item.gallery-large {
    grid-column: span 1;
  }
}

/* ==================== VOLUNTEER SECTION ==================== */
.volunteer-benefit {
  background: white;
  border: 1px solid rgba(15, 45, 92, 0.06);
  border-radius: 1rem;
  padding: 1.25rem;
  transition: var(--transition);
}

.volunteer-benefit:hover {
  border-color: var(--secondary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

/* ==================== DONATION SECTION ==================== */
.donation-amount-btn {
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.3);
  color: white;
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.75rem 1.75rem;
  border-radius: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.donation-amount-btn:hover,
.donation-amount-btn.active {
  background: white;
  border-color: white;
  color: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.donation-impact-item {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 1rem;
  padding: 1.25rem;
  color: white;
  text-align: center;
}

/* ==================== NEWS CARDS ==================== */
.news-card {
  background: white;
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(15, 45, 92, 0.06);
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.news-card-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.news-category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--primary);
  color: white;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.7rem;
  padding: 0.3rem 0.875rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.news-card-content {
  padding: 1.5rem;
}

.news-read-more {
  display: inline-flex;
  align-items: center;
  color: var(--secondary-dark);
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  margin-top: 1rem;
  transition: var(--transition);
}

.news-read-more:hover {
  color: var(--primary);
  gap: 6px;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ==================== TESTIMONIALS ==================== */
.testimonial-card {
  background: white;
  border-radius: 1.5rem;
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(15, 45, 92, 0.06);
  height: 100%;
}

.testimonial-swiper .swiper-pagination-bullet {
  background: var(--primary);
  opacity: 0.3;
  width: 10px;
  height: 10px;
}

.testimonial-swiper .swiper-pagination-bullet-active {
  opacity: 1;
  background: var(--secondary);
  width: 24px;
  border-radius: 5px;
}

/* ==================== PARTNERS ==================== */
.partner-logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid rgba(15, 45, 92, 0.08);
  transition: var(--transition);
  width: 160px;
  height: 100px;
}

.partner-logo-item:hover {
  border-color: var(--secondary);
  background: rgba(212, 163, 42, 0.05);
  transform: translateY(-2px);
}

/* ==================== CONTACT ==================== */
.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: white;
  border: 1px solid rgba(15, 45, 92, 0.06);
  border-radius: 1.25rem;
  padding: 1.5rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.contact-info-card:hover {
  border-color: var(--secondary);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.contact-info-icon {
  width: 50px;
  height: 50px;
  min-width: 50px;
  border-radius: 1rem;
  background: rgba(212, 163, 42, 0.1);
  border: 1px solid rgba(212, 163, 42, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 0.625rem;
  border: 1.5px solid rgba(15, 45, 92, 0.15);
  background: white;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  transition: var(--transition);
  text-decoration: none;
}

.social-btn:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  transform: translateY(-2px);
}

/* ==================== FORMS ==================== */
.form-label {
  display: block;
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  border: 1.5px solid rgba(15, 45, 92, 0.15);
  border-radius: 0.75rem;
  padding: 0.875rem 1.125rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text-dark);
  background: white;
  transition: var(--transition);
  outline: none;
  -webkit-appearance: none;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 45, 92, 0.1);
}

.form-input::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

/* ==================== FOOTER ==================== */
.footer-link {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
  display: block;
  padding: 0.1rem 0;
}

.footer-link:hover {
  color: var(--secondary);
  padding-left: 4px;
}

.footer-social-btn {
  width: 38px;
  height: 38px;
  border-radius: 0.625rem;
  border: 1.5px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  transition: var(--transition);
  text-decoration: none;
}

.footer-social-btn:hover {
  background: var(--secondary);
  border-color: var(--secondary);
  color: var(--primary);
  transform: translateY(-2px);
}

/* ==================== FLOATING ELEMENTS ==================== */
.whatsapp-float {
  position: fixed;
  bottom: 6rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
  text-decoration: none;
  z-index: 999;
  transition: var(--transition);
  animation: pulseWa 2s ease infinite;
}

.whatsapp-float:hover {
  transform: scale(1.15);
  box-shadow: 0 10px 35px rgba(37, 211, 102, 0.6);
  animation: none;
}

.whatsapp-tooltip {
  position: absolute;
  right: 70px;
  background: var(--text-dark);
  color: white;
  padding: 0.4rem 0.875rem;
  border-radius: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--text-dark);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
}

@keyframes pulseWa {
  0%, 100% { box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0.5); }
  70% { box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5), 0 0 0 15px rgba(37, 211, 102, 0); }
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 999;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}

.back-to-top:hover {
  background: var(--secondary);
  color: var(--primary);
  transform: translateY(-3px);
}

.back-to-top.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

/* ==================== ANIMATE ON SCROLL ==================== */
[data-aos] {
  will-change: transform, opacity;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .container { max-width: 100%; }
}

@media (max-width: 768px) {
  .hero-overlay {
    background: linear-gradient(135deg, rgba(15,45,92,0.95) 0%, rgba(15,45,92,0.90) 100%);
  }
}

/* ==================== PATTERNS & DECORATIONS ==================== */
.impact-pattern,
.why-pattern,
.donate-pattern {
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 1px 1px, currentColor 1px, transparent 0);
  background-size: 32px 32px;
}

/* ==================== SCROLL BAR STYLES ==================== */
.swiper-pagination-bullets {
  bottom: 0 !important;
}

/* Testimonial swiper */
.testimonial-swiper {
  padding-bottom: 3rem !important;
}

/* Partners swiper */
.partners-swiper {
  padding: 1rem 0;
}

/* ==================== UTILITIES ==================== */
.min-h-screen {
  min-height: 100vh;
}

/* Smooth transitions for navbar */
#navbar {
  transition: all 0.4s ease;
}

/* Section spacing */
section {
  position: relative;
}

/* ==================== ANIMATIONS ==================== */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* Line clamp utilities */
.line-clamp-2 {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.line-clamp-3 {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

/* ==================== PRINT STYLES ==================== */
@media print {
  .whatsapp-float,
  .back-to-top,
  #navbar,
  .swiper {
    display: none !important;
  }
}