@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  list-style-type: none;
}

:root {
  --primary-color: #000D83;
  --secondary-color: #0BB4FF;
  --primary-text-color: #040931B5;
  --background-color: #E7EFFF;
  --sub-heading-font-size: 1.125rem;
  --heading-font-size: 2.5rem;

}

body {
  width: 100%;
  overflow-x: hidden;
  font-family: "Open Sans", sans-serif;
}

html {
  scroll-behavior: smooth;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1em;
  color: var(--primary-color);
  padding: 15px;
  background-color: var(--background-color);
  position: sticky;
  top: 0;
  z-index: 10;
}

header>* {
  max-width: 1440px;
  margin: 0 auto;
  padding: 10px;
}

nav ul {
  display: flex;
  gap: 20px;
  list-style-type: none;
}

nav ul li {
  padding: 0 10px;
}

nav ul li a {
  color: var(--primary-color);
}

nav ul li a:hover,
.menu_btn a:hover {
  color: var(--secondary-color);
}

.menu_btn a {
  padding: 0 10px;
}

.menu_btn .sign_up {
  margin-left: 10px;
  border: 1px solid var(--primary-color);
  padding: 5px 12px;
  border-radius: 8px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.menu_btn .sign_up:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Hero Section Styling Start*/
.hero_section {
  background-color: var(--background-color);
  padding: 15px;
}

.conteiner {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 100px 15px;
}

.hero_conteiner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100vh;
  gap: 2rem;
}

.hero_image {
  width: 50%;
}

.hero_image img {
  width: 100%;
}

.sub_heading {
  font-size: var(--sub-heading-font-size);
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 16px;
}

.heading {
  font-size: var(--heading-font-size);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 24px;
}

.hero_text h1.heading, .school_section h2.heading, .school_section p {
  width: 60%;
}

p {
  font-size: 1rem;
  color: var(--primary-text-color);
  line-height: 1.7;
}

.hero_text p {
  width: 70%;
  margin-bottom: 20px;
}

.btn_group {
  margin: 24px 0;
  display: inline-flex;
  align-items: center;
  gap: 2rem;
}

.btn,
.outline_btn {
  padding: 16px 38px;
  background-color: var(--primary-color);
  border: 1px solid var(--primary-color);
  border-radius: 12px;
  transition: bacground-color 0.3s ease, color 0.3s ease;
  cursor: pointer;
}

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

.btn a {
  color: white;
}

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

.outline_btn {
  background-color: transparent;
}

.avater_stats {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  margin: 20px;
  margin-bottom: 10px;
}

.avater_group {
  display: flex;
  align-items: center;
}

.avater {
  position: relative;
  margin-left: -15px;
}

.avater_image img {
  border: 2px solid white;
  border-radius: 50%;
  width: 48px;
  height: 48px;
}

.placeholder .avater_counter {
  width: 48px;
  height: 48px;
  background-color: #333;
  border-radius: 50%;
  color: white;
  font-size: 0.875rem;
  font-weight: bold;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Hero Section Styling End*/

/* About Section Styling Start */
.about_section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.about_image,
.about_info {
  width: 50%;
}

.about_info h2.heading {
  width: 65%;
}

.why_us {
  margin-top: 40px;
  display: flex;
  gap: 2rem;
  flex-direction: column;
  justify-content: space-between;
}

.why_us_box {
  display: flex;
  align-items: center;
  background-color: white;
  padding: 15px;
  box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  width: 100%;
  max-width: 80%;
  cursor: pointer;
  transition: all 0.3s ease-in;
}
.why_us_box:hover {
  transform: scale(1.05);
}
.icon_text {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 40px;
}
.icon {
  width: 48px;
  height: 48px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #EDFAFF;
  border-radius: 50%;
}

.icon img {
  width: 24px;
  height: 24px;
}
h3 {
  font-size: 1rem;
  color: #333;
  line-height: 40px;
}
.arrow_icon {
  margin-left: auto;
}

.arrow_icon img {
  width: 16px;
  height: 16px;
}
/* About Section Styling End */

/* school section */
.school_section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 0 15px;
}

/* studing section */

.classes_section {
  text-align: center;
  padding: 15px;
}

.classes_section h2.heading {
  width: 45%;
  margin: 0 auto;
}

/* Class cards container styling */

.class_cards {
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.class_card {
  background-color: #fff;
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  cursor: pointer;
}

.class_card:hover {
  transform: translateY(-10px);
}

/* Image styling */
.course_image {
  width: 100%;
  object-fit: cover;
  margin-bottom: 12px;
}

/* Title, count, and rating styling */
.course_title {
  font-size: 1.2rem;
  color: #040931;
  font-weight: 600;
  margin-bottom: 5px;
}

.student_count {
  color: #555;
  font-size: 14px;
  margin-bottom: 10px;
}

.star_rating {
  color: #f8b400;
  font-size: 12px;
}

 /* newsletter section */
 .newsletter {
   position: relative;
   height: 300px;
   background-image: url('../images/news-letter.png');
   background-size: cover;
   background-position: center;
   border-radius: 12px;
 }

 .newsletter .overlay {
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   bottom: 0;
   background-color: #000d83d7;
   display: flex;
   justify-content: center;
   align-items: center;
   border-radius: 12px;
 }

 .newsletter .content {
   text-align: center;
   color: white;
 }

 .newsletter h2 {
   font-size: 2.5rem;
   font-weight: bold;
   margin-bottom: 20px;
 }

 .newsletter p {
   margin-bottom: 30px;
   color: white;
 }

 .newsletter .btn {
   background-color: var(--secondary-color);
   color: white;
   border: none;
   font-size: 1rem;
   cursor: pointer;
   border-radius: 5px;
 }


 /* Footer styling */
  footer{
    background-color: var(--background-color); 
    color: var(--primary-color);
    padding: 15px;
  }

.footer {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(5, 1fr); 
    justify-items: center;
    padding: 50px 20px; 
    gap: 20px;
}
  
  .footer_section {
    display: flex;
    flex-direction: column;
  }
  
  .footer_section h4 {
    font-size: 1.25rem;
    margin-bottom: 15px;
  }
  
  .footer_section p {
    margin: 0;
  }
  
  .footer .logo {
    margin-bottom: 20px;
  }
  
  .footer .logo img {
    max-width: 150px;
    margin-bottom: 10px;
  }
  
  .footer .social_media a {
    color: var(--primary-font-color);
    text-decoration: none;
    margin-right: 15px;
    background-color: var(--secondary-color);
    width: 40px;
    height: 40px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    padding: 12px;
    transition: all 0.3s ease-in-out;
  }
  
  .footer .social_media a:hover {
    background-color: var(--primary-color);
    transform: translateY(-10px);
  }
  
  .footer ul {
    list-style-type: none;
    padding: 0;
  }
  
  .footer ul li {
    margin-bottom: 10px;
  }
  
  .footer ul li a {
    text-decoration: none;
    color: var(--primary-font-color);
  }
  
  .footer ul li a:hover {
    color: #007bff; 
  }