@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;200;300;400;500;600&display=swap');

body {
  transition: 0.3s;
  margin: 0;
  padding: 0;
  background-color: rgb(244, 241, 241);
  font-family: 'Poppins', sans-serif;
  color: rgb(57, 57, 57);
}

#preloader {
	background: white url(images/loader.gif) no-repeat center center;
	background-size: 60%;
	height: 100vh;
	width: 100%;
	position: fixed;
	z-index: 100;
}

.dark #preloader {
	background: #21242d url(images/loaderD.webp) no-repeat center center;
	background-size: 50%;
	height: 100vh;
	width: 100%;
	position: fixed;
	z-index: 100;
}

h1 {
  font-size: 70px;
  line-height: 70px;
  font-weight: 300;
  margin: 10px 0;
}

h2 {
  font-size: 40px;
  line-height: 40px;
  font-weight: 300;
  margin: 50px 0 10px 0;
}

p {
  margin: 0px;
  font-size: 20px;
}

.links {
  color: rgb(0, 150, 255);
  font-size: 20px;
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: transform 0.3s ease;
}

.links:hover {
  color:  rgb(0, 110, 215);
}

.dark .links:hover {
  color: rgb(84, 183, 188);
}

.dark .links {
  color: rgb(105, 229, 235);
}

.inspiration {
  position: absolute;
  bottom: -4650px;
  right: 10px;
  font-size: 10px;
  text-decoration: none;
  font-weight: 500;
  font-family: 'Poppins', sans-serif;
  color: rgb(57, 57, 57);
}

.dark .inspiration {
  color: white;
}

header {
  display: flex;
  justify-content: flex-end;
  padding: 30px;
}

.menu {
  display: flex;
  align-items: center;
  padding-right: 570px;
}

.menu-bar {
  padding-right: 30px;
  padding-top: 5px;
  font-family: 'Poppins', sans-serif;
  color: rgb(57, 57, 57);
  text-decoration: none;
  font-size: 20px;
  color: black;
  display: inline-block;
  position: relative;
}

.menu-bar::after {
  content: " ";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: transparent;
}

.menu-bar:hover::after {
  background-color: rgb(0, 150, 255);
  width: calc(100% - 30px);
}

.menu-bar .idu {
  border-bottom: 2.5px solid green;
  padding-bottom: 2px;
}

.dark .menu-bar .idu {
  border-bottom: 2.5px solid #DB4105;
  padding-bottom: 2px;
}

.typewrite {
  display: inline-block;
  border-right: 3px solid rgb(57, 57, 57); 
  animation: blink-caret .75s step-end infinite;
  white-space: nowrap;
}

@keyframes blink-caret {
  50% {
    border-color: transparent;
  }
}

.typewrite.typing-done {
  animation: none;
  border-right-color: transparent;
}

.dark .typewrite {
  border-right-color: white;
}

.dark .typewrite.typing-done {
  border-right-color: transparent;
}

@keyframes typewriter {
  0% {
    width: 0;
  }
  100% {
    width: 100%;
  }
}

.main {
  height: 80vh;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  padding: 30px;
  padding-top: 120px;
}

.main-text {
  padding: 30px;
  margin-bottom: 100px;
}

body p.sub-heading {
	padding: 30px;
	margin-bottom: 10px;
	font-size: 50px;
	text-align: center;
}

.square {
  width: 98%;
  margin: 1%;
  height: 350px;
  background-color: rgb(255, 255, 255);
  text-align: center;
}

.dark .square {
  background-color: rgb(71, 71, 71);
}

#special img:not(.share) {
	width: 350px;
  	height: auto;
}

#special {
	height: 690px;
}

#cloud h2, #cloudS h2 {
	font-size: 30px;
	padding: 10px;
}

#cloudF h2 {
	font-size: 30px;
	padding: 7px;
}

#cloudF {
	height: 690px;
}

#cloudF img:not(.share){
	width: 350px;
  	height: auto;
	padding-top: 10px;
}

#cloudS img:not(.share){
	width: 350px;
	height: auto;
	padding-top: 10px;
}

#cloud img:not(.share){
	width: 350px;
    height: auto;
	padding-top: 10px;
}

#placeholder {
	background-color: rgb(244, 241, 241);
}

.dark #placeholder {
	background-color: rgb(57, 57, 57);
}

.sub-section {
  display: flex;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  width: 50%;
  height: 350px;
  display: block;
  margin-bottom: 100px;
}

.cube {
  position: absolute;
  width: 80px;
  height: 80px;
  transform: rotate(-25deg) skew(25deg);
}

.cube .tech-logo {
  display: none;
}

.cube:before {
  position: absolute;
  content: "";
  width: 21px;
  height: 100%;
  transform: skewY(-45deg);
  left: -20px;
  bottom: -10px;
}

.cube:after {
  position: absolute;
  content: "";
  width: 100%;
  height: 21px;
  transform: skewX(-45deg);
  left: -10px;
  bottom: -20px;
}

#python {
  left: 250px;
  bottom: 240px;
  background-image: url("images/python-logo.png");
  background-size: contain;
  background-color: rgb(227, 119, 191);
  box-shadow: -60px 60px 20px rgb(50 50 50/ 15%);
}

#java {
  left: 100px;
  bottom: 80px;
  background-image: url("images/java-logo.png");
  background-size: cover;
  background-color: rgb(175, 119, 227);
  box-shadow: -60px 60px 20px rgb(50 50 50/ 15%);
}

html::-webkit-scrollbar {
  width: 0.5vw;
}

html::-webkit-scrollbar-thumb {
  background-color: rgb(90, 110, 130);
  border-radius: 100px;
}

.dark::-webkit-scrollbar-thumb {
  background-color: #555;
  border-radius: 100px;
}

#java:before {
  background-color: rgb(189, 154, 221);
}

#java:after {
  background-color: rgb(205, 188, 221);
}

#python:before {
  background-color: rgb(221, 154, 207);
}

#python:after {
  background-color: rgb(221, 188, 211);
}

#sql {
  left: 450px;
  bottom: 200px;
  background-image: url("images/sql-logo.png");
  background-size: cover;
  background-color: rgb(119, 227, 186);
  box-shadow: -60px 60px 20px rgb(50 50 50/ 15%);
}

#sql:before {
  background-color: rgb(154, 221, 202);
}

#sql:after {
  background-color: rgb(188, 221, 212);
}

#cloudic {
  left: 350px;
  bottom: 40px;
  background-image: url("images/cloud-logo.png");
  background-size: cover;
  background-color: rgb(119, 193, 227);
  box-shadow: -60px 60px 20px rgb(50 50 50/ 15%);
}

#cloudic:before {
  background-color: rgb(154, 189, 221);
}

#cloudic:after {
  background-color: rgb(188, 200, 221);
}

.dark #java,
.dark #cloudic,
.dark #sql,
.dark #python {
  box-shadow: -60px 60px 20px rgb(255 255 255 / 15%);
}

footer {
  display: flex;
  justify-content: center;
  padding: 100px 30px;
  background-color: rgb(198, 193, 190);
}

.dark footer {
  background-color: rgb(28, 28, 28);
}

@keyframes fade-in-cube {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.cube {
  opacity: 1;
  animation: fade-in-cube 4s;
}

@media only screen and (min-width: 970px) {
  .main-text {
    width: 50%;
  }

  .square {
    width: 48%;
    margin: 1%;
    height: 600px;
  }
}

@media only screen and (max-width: 1300px) {
  .hero-image {
    position: relative;
    width: 50%;
    height: 350px;
    display: block;
    margin-bottom: 100px;
  }
}

@media only screen and (max-width: 992px) {
  h1 { font-size: 50px; line-height: 50px; }
  h2 { font-size: 32px; line-height: 32px; }
  .main { flex-direction: column; height: auto; padding: 20px; padding-top: 120px; }
  .main-text { width: 100% !important; margin-bottom: 40px; padding: 15px; }
  .hero-image { width: 100%; margin-bottom: 50px; }
  .sub-section {
    padding: 0 15px;
    box-sizing: border-box;
  }
}

@media only screen and (max-width: 768px) {
  .main-text {
    width: 100%;
  }

  .hero-image {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    height: auto;
    margin-bottom: 40px;
    position: static;
    padding: 0 15px;
    box-sizing: border-box;
    width: 100%;
  }

  .cube {
    position: static;
    transform: none;
    animation: none;
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    background-image: none !important;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 16px;
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1) !important;
  }

  .cube:before,
  .cube:after {
    display: none;
  }

  .cube .tech-logo {
    display: block;
    width: 65%;
    height: 65%;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
  }

  #cloudic .tech-logo {
    background-image: url("images/cloud-logo.png");
  }

  #sql .tech-logo {
    background-image: url("images/sql-logo.png");
  }

  #java .tech-logo {
    background-image: url("images/java-logo.png");
  }

  #python .tech-logo {
    background-image: url("images/python-logo.png");
  }

  #cloudic {
    background-color: rgba(80, 180, 240, 0.4) !important;
    border: 2px solid rgb(60, 150, 210) !important;
  }

  #sql {
    background-color: rgba(70, 220, 170, 0.4) !important;
    border: 2px solid rgb(50, 190, 140) !important;
  }

  #java {
    background-color: rgba(160, 90, 230, 0.4) !important;
    border: 2px solid rgb(130, 70, 200) !important;
  }

  #python {
    background-color: rgba(230, 85, 180, 0.4) !important;
    border: 2px solid rgb(200, 65, 150) !important;
  }

  .dark .cube {
    box-shadow: 0 8px 24px -4px rgba(0, 0, 0, 0.4) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
  }

  .dark #cloudic {
    background-color: rgba(80, 180, 240, 0.3) !important;
  }

  .dark #sql {
    background-color: rgba(70, 220, 170, 0.3) !important;
  }

  .dark #java {
    background-color: rgba(160, 90, 230, 0.3) !important;
  }

  .dark #python {
    background-color: rgba(230, 85, 180, 0.3) !important;
  }

  .square {
    width: 100%;
    height: auto;
  }
}

@media only screen and (max-width: 576px) {
  h1 { font-size: 36px; line-height: 40px; }
  p { font-size: 16px; }
  .links { font-size: 16px; }
  .wrapper a.icon { margin: 0 10px; }
  .wrapper a.icon span { height: 50px; width: 50px; }
  .wrapper a.icon span i { line-height: 50px; font-size: 20px; }
}

@media only screen and (max-width: 420px) {
  .header-controls { gap: 10px; }
  .header-title { display: none; }
  .wrapper a.icon { margin: 0 8px; }
  .wrapper a.icon span { height: 45px; width: 45px; }
  .wrapper a.icon span i { line-height: 45px; font-size: 20px; }
  #footer .wrapper { padding: 15px 20px; }
}

.switch:hover {
  cursor: pointer;
}

@keyframes fade-in-cube {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.cube {
  opacity: 1;
  animation: fade-in-cube 4s;
}

.page-specific .square {
  width: calc(33.33% - 20px);
  margin: 10px;
}

.page-specific .square {
  height: 600px;
}

.page-specific .square:nth-child(3n+1) {
  clear: left;
}

@media only screen and (min-width: 970px) {
  .page-specific .square {
    width: calc(33.33% - 20px);
    margin: 10px;
  }
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

.wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 25px;
    padding-bottom: 40px;
}

#footer .wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 0px;
    padding-bottom: 0px;
}

.wrapper .icon{
  margin: 0 20px;
  text-align: center;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  position: relative;
  z-index: 2;
  transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
.wrapper .icon span{
  display: block;
  height: 60px;
  width: 60px;
  background: #fff;
  border-radius: 50%;
  position: relative;
  z-index: 2;
  box-shadow: 0px 10px 10px rgba(0,0,0,0.1);
  transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
.wrapper .icon span i{
  line-height: 60px;
  font-size: 25px;
}
.wrapper .icon .tooltip{
  position: absolute;
  top: 0;
  z-index: 1;
  background: #fff;
  color: #fff;
  padding: 10px 18px;
  font-size: 20px;
  font-weight: 500;
  border-radius: 25px;
  opacity: 0;
  pointer-events: none;
  box-shadow: 0px 10px 10px rgba(0,0,0,0.1);
  transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
.wrapper .icon:hover .tooltip{
  top: -70px;
  opacity: 1;
  pointer-events: auto;
}
.icon .tooltip:before{
  position: absolute;
  content: "";
  height: 15px;
  width: 15px;
  background: #fff;
  left: 50%;
  bottom: -6px;
  transform: translateX(-50%) rotate(45deg);
  transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.wrapper .icon:hover span{
  color: white;
}

.wrapper .icon:hover span,
.wrapper .icon:hover .tooltip{
  text-shadow: 0px -1px 0px rgba(0,0,0,0.4);
}
.wrapper .linkedin:hover span,
.wrapper .linkedin:hover .tooltip,
.wrapper .linkedin:hover .tooltip:before{
  background: #0072b1;
}
.wrapper .twitter:hover span,
.wrapper .twitter:hover .tooltip,
.wrapper .twitter:hover .tooltip:before{
  background: #46C1F6;
}
.wrapper .instagram:hover span,
.wrapper .instagram:hover .tooltip,
.wrapper .instagram:hover .tooltip:before{
  background: #e1306c;
}
.wrapper .github:hover span,
.wrapper .github:hover .tooltip,
.wrapper .github:hover .tooltip:before{
  background: #333;
}
.wrapper .envelope:hover span,
.wrapper .envelope:hover .tooltip,
.wrapper .envelope:hover .tooltip:before {
  background: #DE463B;
}

.dark .wrapper .icon span i {
  color: black;
}

.dark .wrapper .icon:hover span i {
  color: white;
}

.pageicon {
	height: 28px;
	width: 28px;
	position: absolute;
	padding-top: 43px;
	padding-left: 60px;
	transition: transform 0.3s ease;
	transform-origin: center center;
}

.date {
	padding-top: 40px;
	font-size: 25px;
}

.date2 {
	padding-top: 30px;
	font-size: 25px;
}

.date-correction {
  cursor: zoom-in;
}

.date-correction:hover::after {
  content: attr(data-full-title);
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(57, 57, 57, 0.98);
  color: white;
  padding: 16px 20px;
  border-radius: 8px;
  font-size: 15px;
  line-height: 1.5;
  white-space: normal;
  width: 320px;
  z-index: 9999;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  pointer-events: none;
  max-height: 200px;
  overflow-y: auto;
}

.dark .date-correction:hover::after {
  background: rgba(200, 200, 200, 0.98);
  color: #222;
}

.to-top {
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 16px 0 rgba(31, 38, 135, 0.15);
  position: fixed;
  bottom: 30px;
  right: 35px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: rgb(57, 57, 57);
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s, bottom 0.4s, background 0.3s, transform 0.3s, box-shadow 0.3s, right 0.3s;
  z-index: 2;
}

.to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 20px 0 rgba(31, 38, 135, 0.2);
  background: rgba(255, 255, 255, 0.6);
}

.dark .to-top {
  background: rgba(71, 71, 71, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.2);
  color: whitesmoke;
}

.dark .to-top:hover {
  background: rgba(71, 71, 71, 0.5);
}

html {
  scroll-behavior: smooth;
}

@keyframes slide {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-100%);
  }
}

.logos {
  overflow: hidden;
  padding: 60px 0;
  background: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  white-space: nowrap;
  position: relative;
  margin-bottom: 50px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

.dark .logos {
  background: rgba(71, 71, 71, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.dark .logos {
  background: rgba(17, 17, 17, 0.25);
}

.logos:before,
.logos:after {
  position: absolute;
  top: 0;
  width: 250px;
  height: 100%;
  content: "";
  z-index: 2;
}

.logos:before {
  left: 0;
  background: linear-gradient(to left, rgba(255, 255, 255, 0), whitesmoke);
}

.dark .logos:before {
  background: linear-gradient(to left, rgba(28, 28, 28, 0) 0%, rgba(80, 80, 80, 0.8) 100%);
}

.logos:after {
  right: 0;
  background: linear-gradient(to right, rgba(255, 255, 255, 0), whitesmoke);
}

.dark .logos:after {
  background: linear-gradient(to right, rgba(28, 28, 28, 0) 0%, rgba(80, 80, 80, 0.8) 100%);
}

.logos:hover .logos-slide {
  animation-play-state: paused;
}

.harvard {
  margin: 0;
}

.logos-slide {
  display: inline-block;
  animation: 35s slide infinite linear;
}

.logos-slide img {
  height: 35px;
  margin: 0 40px;
  object-fit: contain;
  min-width: 100px;
}

.slider_title {
  margin-left: 55px;
  margin-bottom: 20px;
  font-size: x-large;
}