/* ===================================
   The Dipak And Vibha Foundation
   Main Stylesheet
   =================================== */

/* CSS Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Primary Colors - Trust & Professionalism */
  --primary-color: #1e3a8a;
  --primary-light: #3b82f6;
  --primary-dark: #1e40af;

  /* Secondary Colors - Warmth & Action */
  --secondary-color: #f59e0b;
  --secondary-light: #fbbf24;
  --secondary-dark: #d97706;

  /* Success & Impact */
  --success-color: #10b981;
  --success-light: #34d399;

  /* Neutrals */
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --text-lighter: #9ca3af;
  --bg-light: #f9fafb;
  --bg-white: #ffffff;
  --border-color: #e5e7eb;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Typography */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Roboto', sans-serif;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

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

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-white);
  overflow-x: hidden;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-light);
}

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

a:hover {
  color: var(--primary-light);
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Section Spacing */
section {
  padding: var(--spacing-2xl) 0;
}

section:nth-child(even) {
  background-color: var(--bg-light);
}

/* ===================================
   HEADER & NAVIGATION
   =================================== */

header {
  background-color: var(--bg-white);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-image {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-sm);
  align-items: center;
  flex-wrap: nowrap;
}

nav a {
  color: var(--text-dark);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

nav a:hover {
  color: var(--primary-color);
  background-color: var(--bg-light);
}

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

nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 2px;
  background-color: var(--primary-color);
}

.nav-cta {
  background-color: var(--secondary-color);
  color: white !important;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.nav-cta:hover {
  background-color: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

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

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  overflow: hidden;
  padding: var(--spacing-2xl) 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(30, 58, 138, 0.9), rgba(30, 64, 175, 0.7));
  z-index: 1;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  animation: fadeInUp 1s ease;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
  color: rgba(255, 255, 255, 0.95);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===================================
   BUTTONS
   =================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--secondary-color);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

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

.btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background-color: var(--primary-color);
  color: white;
}

/* ===================================
   MISSION SECTION
   =================================== */

.mission {
  text-align: center;
}

.mission h2 {
  margin-bottom: var(--spacing-lg);
  color: var(--primary-color);
}

.mission-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  font-size: 1.125rem;
  color: var(--text-light);
}

.mission-values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.value-card {
  background: var(--bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.value-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 1.75rem;
}

.value-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.value-card p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ===================================
   STATS SECTION
   =================================== */

.stats {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  text-align: center;
}

.stats h2 {
  color: white;
  margin-bottom: var(--spacing-xl);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
}

.stat-item {
  padding: var(--spacing-md);
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--secondary-color);
  margin-bottom: var(--spacing-xs);
  display: block;
}

.stat-label {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
}

/* ===================================
   PROGRAMS/FEATURES CARDS
   =================================== */

.programs h2,
.our-work h2 {
  text-align: center;
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

.section-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  font-size: 1.125rem;
  color: var(--text-light);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.program-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

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

.program-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.program-content {
  padding: var(--spacing-lg);
}

.program-card h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  font-size: 1.5rem;
}

.program-card p {
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.learn-more {
  color: var(--primary-color);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: gap var(--transition-fast);
}

.learn-more:hover {
  gap: var(--spacing-sm);
}

.learn-more::after {
  content: '→';
}

/* ===================================
   TESTIMONIALS
   =================================== */

.testimonials {
  background-color: var(--bg-light);
}

.testimonials h2 {
  text-align: center;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xl);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.testimonial-card {
  background: var(--bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.quote-icon {
  font-size: 3rem;
  color: var(--primary-light);
  opacity: 0.2;
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
}

.testimonial-text {
  font-style: italic;
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  position: relative;
  z-index: 1;
}

.testimonial-author {
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 0;
}

.testimonial-role {
  font-size: 0.9rem;
  color: var(--text-lighter);
}

/* ===================================
   GET INVOLVED / CTA SECTION
   =================================== */

.get-involved h2 {
  text-align: center;
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

.involvement-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.involvement-card {
  background: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 3px solid transparent;
}

.involvement-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-5px);
}

.involvement-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 2rem;
  color: white;
}

.involvement-card h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.involvement-card p {
  margin-bottom: var(--spacing-md);
}

/* ===================================
   CONTACT SECTION
   =================================== */

.contact {
  background-color: var(--bg-light);
}

.contact h2 {
  text-align: center;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xl);
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  max-width: 1200px;
  margin: 0 auto;
}

.contact-info h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.contact-icon {
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: 1rem;
  margin-bottom: var(--spacing-xs);
  color: var(--text-dark);
}

.contact-details p {
  margin: 0;
  color: var(--text-light);
}

.contact-details a {
  color: var(--primary-color);
}

/* Contact Form */
.contact-form {
  background: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

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

.form-group.error input,
.form-group.error textarea {
  border-color: #ef4444;
}

.error-message {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
  display: none;
}

.form-group.error .error-message {
  display: block;
}

.success-message {
  background-color: var(--success-color);
  color: white;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  display: none;
}

.success-message.show {
  display: block;
}

/* ===================================
   FOOTER
   =================================== */

footer {
  background-color: var(--text-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.footer-logo-image {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

.footer-section h3 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
}

.footer-contact {
  list-style: none;
}

.footer-contact li {
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.footer-contact a {
  color: inherit;
  transition: color var(--transition-fast);
}

.footer-contact a:hover {
  color: white;
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

.footer-bottom p {
  margin-bottom: var(--spacing-xs);
  color: rgba(255, 255, 255, 0.6);
}

/* ===================================
   ANIMATIONS
   =================================== */

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

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

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 1024px) {
  .header-content {
    padding: var(--spacing-sm);
  }

  /* Mobile Navigation triggers at 1024px to prevent overflow */
  .mobile-menu-toggle {
    display: flex;
  }

  nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
  }

  nav.active {
    max-height: 500px;
  }

  nav ul {
    flex-direction: column;
    padding: var(--spacing-md);
    gap: 0;
  }

  nav ul li {
    width: 100%;
  }

  nav a {
    display: block;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
  }

  nav a.active::after {
    display: none;
  }

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

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.875rem;
  }

  h3 {
    font-size: 1.5rem;
  }




  /* Hero */
  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1.125rem;
  }

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

  /* Typography */
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  /* Grid Adjustments */
  .programs-grid,
  .involvement-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  /* Stats */
  .stat-number {
    font-size: 2.5rem;
  }

  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  section {
    padding: var(--spacing-xl) 0;
  }

  .hero {
    min-height: 500px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
  }
}

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

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

.text-primary {
  color: var(--primary-color);
}

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

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

.mb-xs {
  margin-bottom: var(--spacing-xs);
}

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mb-xl {
  margin-bottom: var(--spacing-xl);
}

.mt-xs {
  margin-top: var(--spacing-xs);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mt-xl {
  margin-top: var(--spacing-xl);
}