@import url("https://use.typekit.net/tmp6bcj.css");

:root {
  --black: #272a31;
  --red: #ec5242;
  --grey: #d3d3d3;
}

body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "lato", sans-serif;
}

.greet,
.header {
  color: var(--red);
}

.title {
  /* font-size: 72px; */
  background: -webkit-linear-gradient(var(--red), var(--black));
  background-clip: border-box;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 2em;
  font-weight: 700;
}

.subtitle {
  border: 3px solid white;
  background-color: #f4f4f4;
  color: #272a31;
  padding: 1em 0.5em;
}

.greet {
  font-weight: 500;
  font-size: 1.3em;
}

.header {
  font-size: 1.7em;
  font-weight: 600;
}

.venue {
  font-size: 1.25em;
}

.date {
  font-weight: 900;
  font-size: 1.8em;
  color: #272a31;
}

.program-contents-container {
  background-image: url('../images/bg-images/pattern_bg.png');
  background-color: #272a31;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  align-items: center;
  position: absolute;
  top: 100%;
  color: #fff;
}

.program-content > h2 {
  padding: 1.25em 0;
  color: white;
}

.underline {
  height: 1px;
  background-color: #ec5242;
  width: 2em;
  margin: 0.5em auto;
}

.program-card {
  margin: 2rem;
  background-color: rgba(211, 211, 211, 0.1);
}

.program-card > img {
  width: 2.5rem;
}

.program-card h3 {
  font-size: 1em;
  font-weight: 700;
  width: 8ch;
  color: var(--red);
}

.program-details-link {
  color: var(--grey);
  text-decoration: none;
}

.join-btn {
  background: #ec5242;
  margin: 3em;
  border: none;
  padding: 1.25em 2em;
  font-size: 1em;
  color: white;
}

.speaker-qualification {
  font-style: italic;
  font-weight: 600;
  font-size: 0.8em;
  color: var(--red);
}

.speaker-underline {
  background-color: #d3d3d3;
  margin: 1em 0;
  width: 1.5em;
  height: 1px;
}

.sponsors-section {
  background-color: #272a31;
  color: #d3d3d3;
  padding: 2em 0;
}

.logos {
  padding: 0 0.5em;
}

footer {
  position: absolute;
  top: 238rem;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 5%;
  width: 100%;
  margin: 5rem auto;
}

.footer-logo img {
  width: 14rem;
}

.speaker-desc {
  font-size: 0.7em;
}

.speaker-card {
  gap: 1rem;
}

@media screen and (max-width: 768px) {
  .top-header,
  .logo {
    display: none !important;
  }

  .main-menu {
    display: flex;
    flex-direction: column;
    background-color: #272a31;
    mix-blend-mode: multiply;
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    color: white;
    padding: 2.25em;
    backdrop-filter: blur(15px);
  }

  .close {
    display: flex;
    flex-direction: row-reverse;
    font-size: 1.75em;
    cursor: pointer;
    align-items: center;
    padding-bottom: 3em;
  }

  .navitem {
    list-style: none;
  }

  .navlink {
    display: flex;
    flex-direction: column;
    color: white;
    text-decoration: none;
    font-size: 1.2em;
    font-weight: 700;
    line-height: 2em;
    padding-top: 0.5em;
    cursor: pointer;
    border-bottom: 1px solid rgb(211, 211, 211, 0.1);
  }

  .close:hover {
    color: var(--red);
  }

  .navlink:hover {
    color: var(--red);
  }

  .bar-menu {
    margin: 1rem;
    list-style: none;
    position: absolute;
    left: -1rem;
  }

  header {
    top: 0%;
    position: absolute;
    z-index: 100;
  }

  .hamburger {
    font-size: 2em;
    padding: 1em;
    color: #272a31;
    z-index: 100;
  }

  .main-section {
    background-position: center;
    background-size: cover;
    position: absolute;
  }

  .overlay {
    position: absolute;
    top: 8rem;
    left: 1rem;
    width: 20rem;
  }

  .mobile-bg-img-container img {
    height: 62rem;
    position: absolute;
    top: 0;
    opacity: 0.5;
  }

  .bg-image-container {
    display: none;
  }

  .program-card {
    flex-direction: row;
    align-items: center;
    margin: 0.5rem 0;
    padding: 0.7em;
    color: #d3d3d3;
    margin-bottom: 0.5em;
    gap: 1em;
  }

  .card-desc {
    font-size: 0.8em;
    flex: 2;
  }

  .speakers-section {
    position: absolute;
    top: 228%;
  }

  .speaker-desc {
    font-size: 0.7em;
  }

  .sponsors-section {
    position: absolute;
    top: 222rem;
    width: 100%;
    margin: 5rem auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  .sponsors-logo img {
    width: 6em;
  }

  .toggler {
    display: flex !important;
  }

  .pop-up {
    display: none;
  }

  .desktop-bg-img-container {
    display: none;
  }
}

@media screen and (min-width: 768px) {
  .bar-menu {
    display: none;
  }

  header {
    z-index: 1000;
    position: absolute;
    top: 0;
    width: 100%;
  }

  .navbar-style {
    background-color: #fff;
    box-shadow: 0 5px 15px -10px #272a31;
    padding: 0 4rem;
  }

  .top-header {
    display: flex;
    justify-content: flex-end;
    background-color: var(--black);
    color: #fff;
    padding-right: 4rem;
  }

  #isete-brand-name {
    border: 4px solid var(--red);
    padding: 10px 4rem;
    color: var(--red);
    font-size: 18px;
    font-weight: 501;
  }

  .logo img {
    width: 14rem;
  }

  .top-links-container {
    gap: 2rem;
  }

  .main-menu {
    display: flex !important;
    list-style: none;
    height: 5rem;
    align-items: center;
    gap: 4rem;

    /* text-decoration: none; */

    /* list-style: none; */
  }

  .title {
    font-size: 3.2em;
  }

  .navitem a {
    text-decoration: none;
    color: var(--black);
  }

  .close {
    display: none;
  }

  .mobile-bg-img-container {
    display: none;
  }

  .sponsors-section {
    position: absolute;
    top: 395%;
    padding: 2em 0;
    width: 100%;
  }

  .speakers-section {
    position: absolute;
    top: 240%;
    width: 100%;
  }

  .program-contents-container {
    position: absolute;
    top: 112%;
    width: 100%;
  }

  .program-details {
    display: flex;
    justify-content: center;
  }

  .program-card {
    flex-direction: column;
    text-align: center;
    margin: 0.2em;
    align-items: center;
    gap: 1rem;
    width: 10%;
    padding: 1rem 0;
  }

  .speaker-card {
    width: 50%;
  }

  .speaker-details {
    display: flex;
    flex-wrap: wrap;
    width: 80vw;
    margin: 2em auto;
  }

  .desktop-bg-img-container img {
    position: relative;
    width: 100%;
  }

  .overlay {
    position: absolute;
    top: 0;
    padding: 8em;
  }

  .sponsors-section h2 {
    align-items: center;
  }

  .sponsors-logo {
    display: flex;
    justify-content: center;
  }

  .sponsors-logo img {
    width: 6em;
  }

  footer {
    position: absolute;
    margin: 0;
    top: 425%;
  }
}