:root {
  --primary-color: #5d5fef;
  --secondary-color: #365add;
  --accent-color: #5d5fef;
  --section-color: #2c3e50;
  --light-color: #f4f6f9;
  --white: #ffffff;
  --text-dark: #333;
  --text-light: #F4F4F4;
  --border-radius: 8px;
  --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --background-light: #f4f6f9;
  
  
  /* Mobile-first spacing variables */
  --section-padding: 3rem 0;
  --container-padding: 0 1rem;
  --card-padding: 1.5rem;
  --gap-small: 1rem;
  --gap-medium: 2rem;
  --gap-large: 3rem;
}

/* Desktop overrides for spacing */
@media (min-width: 768px) {
  :root {
    --section-padding: 5rem 0;
    --container-padding: 0 2rem;
    --card-padding: 2.5rem;
    --gap-small: 1.5rem;
    --gap-medium: 2.5rem;
    --gap-large: 4rem;
    /*--header-height: 80px;*/
  }
}

/* Base styles - Mobile first */
* {
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background-light);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-padding);
}

/* Typography - Mobile first with better optimization */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  line-height: 1.2;
  margin-top: 0;
}

.section-title {
  text-align: center;
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  margin-bottom: 1rem;
  color: var(--section-color);
  padding: 0 1rem;
}

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

p {
  margin-bottom: 1.5rem;
  font-size: clamp(0.875rem, 2.5vw, 1rem);
  line-height: 1.6;
}


/* About Overview Section - Mobile first */
.about-overview {
  margin-top: 10px;
  padding: var(--section-padding);
}

.about-row {
  display: flex;
  flex-direction: column;
  gap: var(--gap-medium);
}

.about-content,
.about-image {
  width: 100%;
}

.about-image {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  order: -1;
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.about-image:hover img {
  transform: scale(1.02);
}

.about-paragraph {
  font-size: clamp(0.9rem, 3vw, 1.1rem);
  margin-bottom: 1.5rem;
  text-align: left;
  line-height: 1.7;
}

/* Mission Vision Section - Mobile optimized grid */
.mission-vision {
  padding: var(--section-padding);
  background-color: var(--white);
}

.mission-vision-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-medium);
}

.mission-box,
.vision-box,
.values-box {
  background-color: var(--background-light);
  padding: var(--card-padding);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  height: auto;
}

@media (hover: hover) {
  .mission-box:hover,
  .vision-box:hover,
  .values-box:hover {
    transform: translateY(-5px);
  }
}

.icon-container {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.mission-icon,
.vision-icon,
.values-icon {
  width: 48px;
  height: 48px;
}

.mission-box h3,
.vision-box h3,
.values-box h3 {
  text-align: center;
  font-size: clamp(1.2rem, 4.5vw, 1.8rem);
  margin-bottom: 1.5rem;
  color: var(--secondary-color);
  line-height: 1.3;
}

.mission-box p,
.vision-box p,
.values-box p {
  color: var(--text-dark);
  font-size: clamp(0.85rem, 3vw, 1rem);
  line-height: 1.6;
}

.values-list {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.values-list li {
  margin-bottom: 0.8rem;
  position: relative;
  padding-left: 1.5rem;
  font-size: clamp(0.85rem, 3vw, 1rem);
  line-height: 1.6;
}

.values-list li::before {
  content: "•";
  color: var(--primary-color);
  font-weight: bold;
  position: absolute;
  left: 0;
  top: 0;
}

/* About Us Highlights - Mobile grid */
.about-us-highlights {
  padding: var(--section-padding);
}

.highlights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-small);
}

.highlight-item {
  padding: var(--card-padding);
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  text-align: center;
}

@media (hover: hover) {
  .highlight-item:hover {
    transform: translateY(-5px);
  }
}

.highlight-icon {
  font-size: clamp(1.8rem, 6vw, 2.5rem);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.highlight-title {
  font-size: clamp(1.1rem, 4vw, 1.5rem);
  margin-bottom: 1rem;
  line-height: 1.3;
}


.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: #f5f5f5;
  border-radius: 50%;
  color: var(--text-dark);
  transition: var(--transition);
  text-decoration: none;
}

@media (hover: hover) {
  .social-link:hover {
    background-color: var(--primary-color);
    color: #fff;
  }
}

/* Touch-friendly social links */
@media (max-width: 768px) {
  .social-link {
    width: 44px;
    height: 44px;
    margin: 0 2px;
  }
}

/* Milestone Section - Mobile timeline */
.milestones-section {
  padding: var(--section-padding);
}

.milestones-timeline {
  position: relative;
  max-width: 100%;
  margin: 0 auto 4rem;
  padding: 2rem 0;
}

.milestones-timeline::before {
  content: '';
  position: absolute;
  width: 3px;
  background-color: #e0e0e0;
  top: 0;
  bottom: 0;
  left: 20px;
}

.milestone-item {
  position: relative;
  width: 100%;
  padding: 0 0 2.5rem 50px;
  text-align: left;
}

.milestone-year {
  display: inline-block;
  background-color: var(--primary-color);
  color: #fff;
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-weight: 700;
  margin-bottom: 1rem;
  font-size: clamp(0.75rem, 2.5vw, 0.9rem);
}

.milestone-content h3 {
  margin-bottom: 0.5rem;
  font-size: clamp(1rem, 3.5vw, 1.3rem);
  line-height: 1.3;
}

.milestone-content p {
  font-size: clamp(0.85rem, 2.8vw, 1rem);
  line-height: 1.6;
}

.milestone-item::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background-color: #fff;
  border: 3px solid var(--primary-color);
  border-radius: 50%;
  top: 0;
  left: 12px;
  z-index: 1;
}

.metric-box {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--gap-small);
  margin-top: 4rem;
}

.number {
  text-align: center;
  padding: 1rem;
}

.digit {
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  display: block;
  line-height: 1;
}

.number span:last-child {
  font-size: clamp(0.8rem, 3vw, 1rem);
  color: var(--text-dark);
  line-height: 1.4;
}

/* Small mobile devices - Extra optimization */
@media (max-width: 480px) {
  
  .section-title {
    font-size: clamp(1.3rem, 6vw, 2rem);
  }
}

/* Tablet breakpoint */
@media (min-width: 768px) {
  
  .about-row {
    flex-direction: row;
    align-items: center;
    gap: var(--gap-large);
  }
  
  .about-content,
  .about-image {
    flex: 1;
    min-width: 300px;
  }
  
  .about-image {
    order: 0;
  }
  
  .mission-vision-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .highlights-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  
  .team-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .mission-icon,
  .vision-icon,
  .values-icon {
    width: 64px;
    height: 64px;
  }
}

/* Desktop breakpoint */
@media (min-width: 1024px) {
  .milestones-timeline {
    max-width: 800px;
  }
  
  .milestones-timeline::before {
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
  }
  
  .milestone-item {
    width: 50%;
    padding: 0 2.5rem 2.5rem;
  }
  
  .milestone-item:nth-child(odd) {
    left: 0;
    text-align: right;
  }
  
  .milestone-item:nth-child(even) {
    left: 50%;
    text-align: left;
  }
  
  .milestone-item:nth-child(odd)::after {
    right: -12px;
    left: auto;
  }
  
  .milestone-item:nth-child(even)::after {
    left: -12px;
  }
  
  .milestone-item::after {
    width: 20px;
    height: 20px;
    border: 4px solid var(--primary-color);
  }
}

/* Large desktop */
@media (min-width: 1200px) {
  .container {
    padding: 0 2rem;
  }
  
  .highlights-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .team-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Performance optimizations */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero {
    background-image: linear-gradient(rgba(93, 95, 239, 0.7), rgba(93, 95, 239, 0.8)), 
                      url('https://images.unsplash.com/photo-1582407947304-fd86f028f716?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
  }
}

/* Touch device optimizations */
@media (pointer: coarse) {
  .social-link,
  button,
  .btn {
    min-height: 44px;
    min-width: 44px;
  }
  
  .milestone-item::after {
    width: 20px;
    height: 20px;
  }
}