@import url('https://fonts.googleapis.com/css2?family=Raleway&family=Poppins&display=swap');
@mobile: ~"only screen and (max-width: 767px)";
@tablet: ~"only screen and (min-width: 768px) and (max-width: 1024px)";
@desktop: ~"only screen and (min-width: 1025px)";
@default-font-family: ~"'Poppins', 'Raleway', sans-serif";
@transition-time: ~"0.3s";

/* color */
@bg-color: rgb(239, 239, 239);
@nav-bar-color: #353136;
@heading-color: rgb(75, 57, 181);
@button-color: rgb(75, 57, 181);

/* font size */
@default-font-size: min(1.6vmax, 36px);
@menu-font-size: min(1.5vmax, 20px);
@mit-font-size: min(3.2vmax, 2em);
@fullpage-tooltip-font-size: 16px;
@event-detail-font-size: min(1.2vmax, 26px);
@officer-detail-font-size: min(1vmax, 22px);
@footer-header-font-size: min(1.5vmax, 36px);
@footer-font-size: min(1.1vmax, 20px);

/* font size (mobile) */
@default-font-size-mobile: min(1.8vmax, 36px);
@menu-font-size: min(1.5vmax, 20px);
@mit-font-size: min(3.5vmax, 2em);
@fullpage-tooltip-font-size-mobile: 10px;

/* events */
@event-box-width: 85vmin;
@event-box-height: 90vmin;

/* officers */
@officer-card-width: 24vmin;
@officer-card-height: 32vmin;

html {
  width: 100%;
}

body {
  font-size: @default-font-size;
  margin: auto;
  width: 100%;
  font-family: @default-font-family;
  -webkit-font-smoothing: antialiased;
  background-color: @bg-color;
}

h2, h3 {
  color: @heading-color;
  font-weight: bold;
}

button {
  background-color: @button-color;
  font-family: @default-font-family;
  font-size: @default-font-size;
  color: white;
  border: none;
  padding: 0.4em 1.7em;
  margin: 0 0.3em 0.3em 0;
  transition: all @transition-time;
  cursor: pointer;
  &:hover {
    opacity: 0.8;
  }
}

/* Fullpage Navigator */
.fp-tooltip {
  color: #000000 !important;
  font-family: @default-font-family;
  font-size: @fullpage-tooltip-font-size !important;
  letter-spacing: 1px;
  mix-blend-mode: difference;
  padding: 2px;
}

.section {
  width: 100%;
}

.centered-div {
  position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
  text-align: center;
  width: 80%;
}

.left-div {
  position: absolute;
  top: 50%;
  left: 0%;
  transform: translate(0, -50%);
  text-align: left;
  width: 40%;
  margin-left: 5%;
}

.right-div {
  position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(0, -50%);
  text-align: left;
  width: 45%;
}

.top-div {
  position: absolute;
	top: 3%;
	left: 50%;
	transform: translate(-50%, 0);
  text-align: left;
  width: 86%;
  padding-left: 7%;
  padding-right: 7%;
}

#mit-hero {
  p {
    letter-spacing: 2px;
  }
  h1 {
    letter-spacing: 0.5px;
    font-size: @mit-font-size;
    font-weight: bold;
  }
}

#building-communities-img {
  width: 100%;
}

.events-container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  width: 100%;
  #event-info-para {
    margin-top: 40px;
    width: 80%;
    text-align: center;
  }
}

.event {
  width: @event-box-width;
  height: @event-box-height;
  background-color: white;
  margin: 2vmax 2vmax;
  cursor: pointer;
  box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.5);
  transition: box-shadow @transition-time ease-in-out;
  img {
    height: 60%;
    width: 100%;
  }
  .event-detail {
    font-size: @event-detail-font-size;
    text-align: left;
    padding-left: 10%;
    line-height: 0.8vmin;
  }
  &:hover {
    box-shadow: 0px 0px 20px rgba(0, 0, 0, 0.7);
  }
}

.active-event {
  box-shadow: 0px 0px 30px rgba(0, 0, 0, 1) !important;
}

.officers-container {
  margin-top: 2%;
  margin-left: 5%;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  width: 80%;
  height: 75%;
}

.officer {
  background-image: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent), url(../images/person-placeholder.png);
  background-size: cover;
  background-position: center;
  width: @officer-card-width;
  height: @officer-card-height;
  background-color: white;
  margin: 2vmax 2.5vmax;
  transition: box-shadow @transition-time ease-in-out;
  box-shadow: 0px 0px 15px rgba(75, 75, 75, 0.2);
  .officer-detail {
    position: relative;
    top: 65%;
    color: white;
    font-size: @officer-detail-font-size;
    text-align: left;
    padding-left: 10%;
    line-height: 0.8vmin;
    h3 {
      color: white;
    }
  }
}

.active-officer, .officer:hover {
  box-shadow: 0px 0px 30px rgba(0, 0, 0, 0.3);
  .tooltip-text {
    display: table-cell;
    vertical-align: middle;
    -webkit-filter: drop-shadow(0px 0px 30px rgba(96, 96, 96, 0.8));
    filter        : drop-shadow(0px 0px 30px rgba(96, 96, 96, 0.8));
    -ms-filter    : "progid:DXImageTransform.Microsoft.Dropshadow(OffX=0, OffY=0, Color='#000')";
    filter        : "progid:DXImageTransform.Microsoft.Dropshadow(OffX=0, OffY=0, Color='#000')";
  }
  .tooltip-text:after {
    display: block;
  }
}

.tooltip-text {
  position: absolute;

  top: -200%;
  
  /* move to right */
  left: 100%;
  margin-left: 15px; /* and add a small left margin */
  
  /* basic styles */
  min-height: 3vmin;
  width: 20vw;
  padding: 10px;
  background-color: rgba(255, 255, 255, 0.7);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: black;
  text-align: left;
  z-index: 100;
  border-radius: 5px;
  padding: 10%;

  display: none; /* hide by default */

  &:after {
    content: "";
    position:absolute;
    
    /* position tooltip correctly */
    left: 0;
    margin-left: -20px;
  
    /* vertically center */
    top:50%;
    transform:translateY(-50%);
  
    /* the arrow */
    border: 10px solid rgba(255, 255, 255, 0.7);
    border-color: transparent rgba(255, 255, 255, 0.7) transparent transparent;

    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    
    display: none;
  }
}

.footer-centered-div {
  position: absolute;
	top: 30%;
	left: 50%;
	transform: translate(-50%, -50%);
  text-align: center;
  width: 80%;
}

.footer {
  padding-right: 5%;
  width: 95%;
  height: 30%;
  position: absolute;
  bottom: 0;
  display: flex;
  justify-content: start;
  .footer-header {
    width: 30%;
    font-size: @footer-header-font-size !important;
  }
  div:not(.left-footer) {
    font-size: @footer-font-size;
    height: 80%;
    padding-left: 12vmin;
    h3 {
      padding-top: 5vmin;
    }
    h3, p {
      white-space: nowrap;
    }
  }
}

.fancy-a {
  position: relative;
  text-decoration: none;
  color: inherit;
  display: inline-block;
}

.fancy-a::before {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: rgba(0, 0, 0, 0.2);
  box-sizing: border-box;
}

.fancy-a::after {
  content: "";
  display: block;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  z-index: 10;
  background: rgba(0, 0, 0, 1);
  box-sizing: border-box;
    -webkit-transform: scaleX(0);
    -moz-transform: scaleX(0);
    -ms-transform: scaleX(0);
    -o-transform: scaleX(0);
    transform: scaleX(0);
    -webkit-transition: -webkit-transform .8s cubic-bezier(.19,1,.22,1);
    transition: -webkit-transform .8s cubic-bezier(.19,1,.22,1);
    -o-transition: -o-transform .8s cubic-bezier(.19,1,.22,1);
    -moz-transition: transform .8s cubic-bezier(.19,1,.22,1),-moz-transform .8s cubic-bezier(.19,1,.22,1);
    transition: transform .8s cubic-bezier(.19,1,.22,1),-webkit-transform .8s cubic-bezier(.19,1,.22,1),-moz-transform .8s cubic-bezier(.19,1,.22,1),-o-transform .8s cubic-bezier(.19,1,.22,1);
}

.fancy-a:hover::after {
  transform: scaleX(1);
}

.purple-text {
  color: @heading-color;
}

.buffer {
  width: 100%;
  height: 20%;
}

.hidden {
  display: none;
}

@media @mobile {
  body {
    font-size: @default-font-size-mobile;
  }

  /* Fullpage Navigator */
  .fp-tooltip {
    font-size: @fullpage-tooltip-font-size-mobile !important;
  }

  #building-communities-img {
    display: none !important;
  }

  #about-mit-div {
    transform: translate(-50%, -50%);
    width: 87%;
  }

  .events-container {
    margin-top: -5px;
    margin-left: 6%;
    flex-direction: column;
  }

  #event-info-para {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(0, -50%);
    text-align: left;
    max-width: 45%;
    word-wrap: break-word;
  }

  .officers-container {
    margin-top: -5px;
    margin-left: 6%;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .footer {
    flex-direction: row;
    flex-wrap: wrap;
    padding-right: 5%;
    padding-left: 10%;
    height: 40%;
    div:not(.left-footer) {
      width: 100%;
      font-size: @footer-font-size;
      height: auto;
      padding-left: 0;
      h3 {
        padding-top: 0;
      }
    }
  }
}