@import url('https://fonts.googleapis.com/css2?family=Lato:wght@400;700;900&display=swap');
@import url('about.css');

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

body {
  font-family: 'Lato', sans-serif;
}

section {
  padding-left: 2%;
  padding-right: 2%;
}

/* Global Classes */
.flex-row {
  display: flex;
  justify-content: center;
  align-items: center;
}

.flex-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

/* Remove header for mobile version */
header {
  display: none;
}

/* Hamburger button */
.hamburger {
  position: absolute;
  top: 0;
  left: 10px;
  z-index: 10;
  cursor: pointer;
  width: 20px;
  height: 20px;
  background: none;
  border: none;
}

.hamburger-top,
.hamburger-middle,
.hamburger-bottom {
  position: absolute;
  width: 20px;
  height: 2px;
  background-color: #272a31;
  transition: all 0.5s;
}

.hamburger-middle {
  transform: translateY(5px);
}

.hamburger-bottom {
  transform: translateY(10px);
}

/* Transform hamburger to X when open */
.open {
  transform: rotate(90deg);
}

.open .hamburger-top {
  transform: rotate(45deg) translateY(6px) translateX(6px);
  background-color: #fff;
}

.open .hamburger-middle {
  display: none;
}

.open .hamburger-bottom {
  transform: rotate(-45deg) translateY(6px) translateX(-6px);
  background-color: #fff;
}

/* Mobile Menu */
.overlay-show {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(13, 13, 13, 0.804);
  z-index: 3;
  backdrop-filter: blur(5px);
}

.mobile-main-menu {
  position: fixed;
  width: 70%;
  height: 100%;
  z-index: 3;
  transform: translateX(-100%);
  transition: transform 0.6s cubic-bezier(0.19, 1, 0.22, 1);
  background-image: url(asset/background-2.png);
  padding: 30% 6% 0 6%;
}

.mobile-main-menu img {
  width: 100px;
  height: 100px;
}

ul {
  list-style-type: none;
}

.mobile-main-menu ul {
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 300px;
}

.mobile-main-menu ul li {
  width: 80%;
  border: 1px solid #b9b9b9;
  margin-bottom: 10px;
  background-color: rgba(255, 255, 255, 0.8);
  padding: 10px 5px;
}

.mobile-main-menu ul li a {
  color: #000;
  text-decoration: none;
  font-size: 1.5rem;
}

.stop-scrolling {
  overflow: hidden;
}

.show-menu {
  transform: translateX(0);
}

/* Main Section */
#main-section {
  width: 100%;
  min-height: 70vh;
  background-image: url(asset/mobile-background.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  padding: 0 3%;
}

.main {
  justify-content: start;
  align-items: start;
  gap: 30px;
}

.heading h3 {
  color: #ec5242;
  font-weight: 400;
  font-size: 1.3rem;
}

h1 {
  margin-top: 10px;
  font-weight: 900;
  font-size: 40px;
  background-image: url(asset/h1-background.jpg);
  background-repeat: repeat;
  background-size: contain;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
}

.main-text {
  border: 5px solid white;
  padding: 17px 14px;
  background-color: #fafafa;
}

#location h2 {
  font-size: 25px;
  color: #595959;
  font-weight: 900;
}

.speaker-info p {
  font-size: 12px;
}

#location p {
  font-size: 14px;
  font-weight: 700;
  color: #868686;
}

/* Program Section */
#program {
  padding-top: 31px;
  padding-bottom: 31px;
  background-color: #282b32;
  color: #fff;
  background-image: url(asset/diamond.png);
}

.dash {
  background-color: #a04038;
  width: 30px;
  height: 3px;
  border: none;
  margin: 15px 0 40px 0;
}

.program-items {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.program-items > div {
  display: grid;
  grid-template-columns: 20% 20% 60%;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 15px 9px;
  align-items: center;
}

h6 {
  color: #ff5438;
  font-size: 15px;
}

.btn {
  padding: 20px 50px;
  background-color: #ff4f38;
  margin-top: 40px;
  border: none;
  cursor: pointer;
  color: #fff;
  font-size: 16px;
  font-weight: 900;
}

#program a {
  display: none;
}

/* Featured Speakers */
#speaker-section {
  padding-top: 15px;
  padding-bottom: 33px;
}

#speaker-card-container {
  display: grid;
  grid-template-columns: auto;
  grid-template-rows: repeat(6, 1fr);
  row-gap: 18px;
}

.speaker-info {
  width: 100%;
  display: grid;
  grid-template-columns: 100px auto;
  grid-template-rows: auto;
  column-gap: 15px;
}

.speaker-info span {
  color: #f78c89;
}

.speaker-info .dash {
  background-color: #d9d9d9;
  margin: 6px 0 13px 0;
}

.speaker-img-container {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.speaker-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#desktop-sponsors {
  display: none;
}

/* Footer Section */
#footer-desktop {
  display: none;
}

.footer-container > div:nth-child(1) {
  width: 50%;
  display: flex;
  justify-content: end;
}

/* Media Queries */
@media screen and (min-width: 768px) {
  .mobile-main-menu {
    display: none;
  }

  .hamburger {
    display: none;
  }

  .overlay-show {
    display: none;
  }

  /* Header Section */
  header {
    display: block;
    width: 100%;
    position: fixed;
  }

  #top-bar {
    width: 100%;
    background-color: #3e3e3e;
    padding: 0.8% 14% 0.8% 0;
  }

  #top-bar ul {
    display: flex;
    justify-content: end;
    gap: 20px;
  }

  #program a {
    display: block;
    color: #fff;
    text-transform: uppercase;
    margin-top: 60px;
  }

  #top-bar ul li a {
    text-decoration: none;
    color: #fff;
  }

  header .logo-img-container img,
  footer .logo-img-container img {
    width: 40px;
  }

  header .logo-img-container h2,
  footer .logo-img-container h2 {
    font-size: 1rem;
  }

  #navbar {
    width: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
    background-color: #fff;
  }

  #navbar .logo-img-container {
    text-decoration: none;
    color: #000;
  }

  #navbar nav ul {
    display: flex;
    gap: 40px;
  }

  #navbar nav ul li a {
    text-decoration: none;
    color: #868686;
  }

  #main-section {
    background-size: cover;
  }

  /* Program Section */
  .program-items {
    width: 80%;
    flex-direction: row;
    justify-content: center;
  }

  .program-items > div {
    width: 200px;
    display: flex;
    flex-direction: column;
    gap: 13px;
    text-align: center;
  }

  #join-btn {
    display: none;
  }

  /* Speakers Section */
  #speaker-card-container {
    width: 80%;
    grid-template-columns: auto auto;
    grid-template-rows: repeat(3, auto);
    column-gap: 18px;
  }

  /* Sponsors */
  #desktop-sponsors {
    display: block;
    padding: 4% 10%;
    background-color: #414246;
    color: #fff;
  }

  #sponsor-wrapper {
    text-align: center;
    width: 100%;
  }

  #sponsor-wrapper .dash {
    margin: 12px auto;
  }

  #sponsor-wrapper > div {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 25px;
  }

  /* Footer Section */
  #footer-desktop {
    display: block;
  }

  .footer-container {
    width: 60%;
    margin: 0 auto;
  }

  .footer-section {
    padding: 40px 0;
  }
}