@import url("https://fonts.googleapis.com/css2?family=Lato&display=swap");

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

:root {
  --header-shadow-color: #00000040;
  --primary-color: #272a31;
  --secondary-color: #ec5242;
  --light-gray-color: #d3d3d3;
  --nav-item-color: #868686;
  --about-home-color: #6d3b3a;
  --hamburger-menu-color: #3e3e3e;
  --black-color: #000;
  --gray-color: #f8f8f8;
  --para-two-color: #515151;
  --main-font: "Lato", sans-serif;
  --font-cocogoose: "Signika Negative", "san-serif";
}

header {
  box-shadow: 4px 4px 4px 0 var(--header-shadow-color);
}

.nav-branding img {
  width: 190px;
  height: 80px;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
}

.navbar {
  min-height: 75px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-right: 0;
  padding: 0 5%;
}

.nav-menu {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 60px;
}

.nav-link {
  font-family: var(--main-font);
  font-size: 20px;
  font-weight: 600;
  line-height: 17px;
  letter-spacing: 0;
  text-align: left;
  color: var(--nav-item-color);
  transition: 0.3s ease;
}

.nav-link:hover {
  color: var(--black-color);
  background: var(--secondary-color);
  padding: 30px;
}

.orange-text {
  color: var(--secondary-color);
}

.hamburger {
  display: none;
}

.hero {
  background-image: url();
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  height: 100vh;
  padding-top: 20%;
  text-align: center;
}

.quote {
  font-family: var(--main-font);
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.first-heading {
  font-family: var(--font-cocogoose);
  font-size: 1.8rem;
  color: transparent;
  background-image: url(./images/download.png);
  background-size: cover;
  -webkit-background-clip: text;
  font-weight: 900;
  text-transform: uppercase;
}

.first-para {
  margin: 10px 15px;
  background: #fff;
  padding: 10px;
}

.first-para p {
  font-family: var(--main-font);
  font-size: 12px;
  font-weight: 400;
  line-height: 17px;
  letter-spacing: -0.01em;
  color: var(--nav-item-color);
}

.second-heading {
  font-family: var(--main-font);
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.0001rem;
  color: var(--para-two-color);
  margin: 67px 10px 10px 5px;
}

.second-para {
  font-family: var(--main-font);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.0001rem;
  margin-top: 5px;
}

.second-para a {
  color: #595959;
  text-decoration: underline;
}

.main-program {
  background: #fff;
  margin-top: -29px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20%;
}

.main-program h2 {
  font-family: var(--main-font);
  font-size: 18px;
  color: #2c2c2c;
  text-align: center;
  padding-top: 20px;
  line-height: 2rem;
}

hr {
  width: 35px;
  margin: 0 auto;
  height: 1px;
  border: 1px solid var(--secondary-color);
  background-color: var(--secondary-color);
}

.main-program p {
  font-family: var(--main-font);
  font-size: 16px;
  font-weight: 500;
  line-height: 21px;
  letter-spacing: 0.0001rem;
  text-align: center;
  color: #838383;
  margin: 0 4px;
}

.main-program img {
  margin: 40px auto 0 auto;
  width: 300px;
  height: 150px;
  border: 1px solid var(--nav-item-color);
}

.hr {
  width: 100%;
  border: 1px solid var(--light-gray-color);
}

.featured-container {
  background: #fff;
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 5%;
  text-align: center;
}

.featured-container h2 {
  font-family: var(--main-font);
  font-size: 18px;
  color: #2c2c2c;
  padding-top: 20px;
}

.featured-container p {
  font-family: var(--main-font);
  font-size: 16px;
  font-weight: 500;
  line-height: 21px;
  letter-spacing: 0.0001rem;
  text-align: center;
  color: #838383;
  margin: 0 4px;
}

.ci-one {
  background-image: url(./images/conference1.webp);
  background-repeat: no-repeat;
  background-position: center;
  width: 90%;
  height: 50vh;
  margin: 5% auto;
}

.ci-two {
  background-image: url(./images/conference2.webp);
  background-repeat: no-repeat;
  background-position: center;
  width: 90%;
  height: 50vh;
  margin: 5% auto;
}

.ci {
  backdrop-filter: grayscale(100%);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: rgba(187, 32, 15, 0.75);
}

.ci h3 {
  font-family: var(--main-font);
  color: #fff;
  font-size: 24px;
}

.ci p {
  font-family: var(--main-font);
  color: #fff;
  font-size: 18px;
  margin: 0 5px;
}

.sponsor-container {
  background: #414246;
  padding: 5%;
}

.sponsor-heading h2 {
  font-family: var(--main-font);
  font-size: 30px;
  font-weight: 400;
  line-height: 28px;
  letter-spacing: -0.01em;
  color: #fff;
  text-align: center;
  padding-top: 20px;
  margin-bottom: 10px;
}

.sponsor-images {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5em;
  padding: 20px 0;
}

.footer {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 5%;
}

.footer img {
  width: 223px;
  height: 40px;
}

.footer-description {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-family: var(--main-font);
  font-size: 10px;
  font-weight: 700;
  line-height: 13px;
  letter-spacing: 0.0001rem;
}

.main-para {
  display: none;
}

.link {
  display: none;
}

@media screen and (max-width: 768px) {
  .background {
    background-image: url(./images/bg1.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
  }

  .navbar {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
  }

  .hamburger {
    display: block;
    cursor: pointer;
  }

  .bar {
    display: block;
    width: 35px;
    height: 7px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background: var(--secondary-color);
  }

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

  .hamburger.active .bar:nth-child(1) {
    transform: translateY(12px) rotate(45deg);
    background-color: var(--hamburger-menu-color);
  }

  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-12px) rotate(-45deg);
    background-color: var(--hamburger-menu-color);
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 0;
    gap: 0;
    flex-direction: column;
    width: 100%;
    height: 100vh;
    align-items: center;
    justify-content: flex-start;
    padding-top: 5rem;
    transition: 0.3s;
    background: var(--secondary-color);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-item {
    margin: 16px 0;
    padding: 10px;
  }

  .nav-link {
    font-size: 25px;
    color: var(--hamburger-menu-color);
    transition: 0.3s ease-out;
  }

  .nav-link:hover {
    color: #fff;
    font-size: 30px;
  }

  .nav-branding img {
    display: none;
  }

  .dark-nav {
    display: none;
  }
}

@media screen and (min-width: 768px) {
  .dark-nav {
    background-color: #3e3e3e;
  }

  .dark-nav ul {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 20px;
    margin-right: 0;
    padding: 0 5%;
  }

  .second-para a {
    color: var(--nav-item-color);
    text-decoration: underline;
  }

  .dark-nav ul li a {
    font-family: var(--main-font);
    font-size: 14px;
    font-weight: 400;
    line-height: 14px;
    letter-spacing: 0;
    color: #fff;
  }

  .quote {
    display: none;
  }

  .border-text {
    border: 5px solid #ec4327;
    color: #ec4327;
    padding: 10px;
  }

  .hero {
    background-image: url(./images/bg1.png);
    background-repeat: no-repeat;
    background-position: top;
    background-size: cover;
    height: 100vh;
    padding-top: 10%;
    text-align: center;
  }

  .first-heading {
    font-family: var(--font-cocogoose);
    font-size: 4rem;
    color: transparent;
    background-image: url(./images/download.png);
    background-size: cover;
    -webkit-background-clip: text;
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 2%;
  }

  .first-para {
    margin: 10px 25%;
    background: #fff;
    padding: 30px;
  }

  .first-para p {
    font-family: var(--main-font);
    font-size: 14px;
    font-weight: 400;
    line-height: 25px;
    letter-spacing: 0.0001rem;
    color: #000;
  }

  .second-heading {
    font-family: var(--main-font);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.01rem;
    color: var(--nav-item-color);
    margin: 30px 10px 10px 5px;
  }

  .second-para {
    font-family: var(--main-font);
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.0001rem;
    margin-top: 5px;
  }

  .main-program {
    background: #fff;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 3%;
  }

  .main-program h2 {
    font-family: var(--main-font);
    font-size: 1.7rem;
    color: #2c2c2c;
    text-align: center;
    line-height: 40px;
    margin: 40px 35% 0 35%;
  }

  hr {
    width: 35px;
    margin: 0 auto 3% auto;
    height: 1px;
    border: 1px solid var(--secondary-color);
    background-color: var(--secondary-color);
  }

  .main-program p {
    font-family: var(--main-font);
    font-size: 16px;
    font-weight: 500;
    line-height: 21px;
    letter-spacing: 0.0001rem;
    text-align: center;
    color: #838383;
    margin: 0 4px;
  }

  .main-program img {
    margin: 60px auto 10px auto;
    width: 400px;
    height: 200px;
    border: 1px solid var(--nav-item-color);
    padding: 2%;
  }

  .hr {
    width: 100%;
    border: 1px solid var(--light-gray-color);
  }

  .featured-container {
    background: #fff;
  }

  .featured-container h2 {
    font-family: var(--main-font);
    font-size: 30px;
    color: #2c2c2c;
  }

  .featured-container p {
    font-family: var(--main-font);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.0001rem;
    text-align: center;
    color: #838383;
    margin-bottom: 20px;
  }

  .ci-container {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 10px auto;
  }

  .ci-one {
    background-image: url(./images/conference1.webp);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    min-width: 30%;
    height: 40vh;
  }

  .ci-two {
    background-image: url(./images/conference2.webp);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    min-width: 30%;
    height: 40vh;
  }

  .ci {
    backdrop-filter: grayscale(100%);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: rgba(187, 32, 15, 0.75);
  }

  .ci h3 {
    font-family: var(--main-font);
    color: #fff;
    font-size: 24px;
  }

  .ci p {
    font-family: var(--main-font);
    color: #fff;
    font-size: 18px;
    margin: 0 5px;
  }

  .sponsor-container {
    display: none;
  }

  .footer {
    display: flex;
    align-items: center;
    background: #2e2e2e;
    padding: 2rem;
  }

  .footer img {
    margin-left: 35%;
    width: 200px;
    height: 150px;
  }

  .footer-description {
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-family: var(--main-font);
    font-size: 14px;
    font-weight: 700;
    line-height: 28px;
    letter-spacing: 0.01rem;
    color: #fff;
    margin-right: 30%;
  }
}