*,
*::before,
*::after {
  box-sizing: border-box;
}
:root {
  --ff-primary: "Source Sans Pro", sans-serif;
  --ff--secondary: "Source Sans Pro", monospace;
  --fw-reg: 300;
  --fw-bold: 900;

  --clr-light: #fff;
  --clr-dark: #303030;
  --clr-accent: #2cb9ef;

  --fs-h1: 3rem;
  --fs-h2: 2.25rem;
  --fs-h3: 1.25rem;
  --fs-body: 1rem;

  --bs: 0.25em 0.25em 0.75em rgba(0, 0, 0, 0.25), 0.125em 0.125em 0.25em rgba(0, 0, 0, 0.15);
}
html {
  scroll-behavior: smooth;
}

body {
  background: var(--clr-light);
  color: var(--clr-dark);
  margin: 0;
  font-family: var(--ff-primary);
  font-size: var(--fs-body);
  line-height: 1.6;
}

section {
  padding: 5em 2em;
}

img {
  display: block;
  max-width: 100%;
}

strong {
  font-weight: var(--fw-bold);
}

:focus {
  outline: 3px solid var(--clr-accent);
  outline-offset: 3px;
}

/* Buttons */

.btn {
  padding: 0.6rem 1.3rem;
  background-color: var(--clr-light);
  border: 2px solid #fafafa;
  font-size: 0.95rem;
  color: var(--clr-accent);
  line-height: 1;
  border-radius: 25px;
  outline: none;
  cursor: pointer;
  transition: 0.3s;
  margin: 0;
  text-decoration: none;
  font-weight: var(--fw-bold);
}

.btn:hover {
  background-color: transparent;
  color: var(--clr-light);
}
/* Typography */

h1,
h2,
h3 {
  line-height: 1;
  margin: 0;
}

h1 {
  font-size: var(--fs-h1);
}
h2 {
  font-size: var(--fs-h2);
}
h3 {
  font-size: var(--fs-h3);
}

.section__title {
  margin-bottom: 0.25em;
}

.section__title--intro {
  font-weight: var(--fw-reg);
}

.section__title--intro strong {
  display: block;
}

.section__subtitle {
  margin: 0;
  font-size: var(--fs-h3);
}

.section__subtitle--intro,
.section__subtitle--about {
  background: var(--clr-accent);
  padding: 0.25em 1em;
  font-family: var(--ff-secondary);
  margin-bottom: 1em;
}

.section__subtitle--work {
  color: var(--clr-accent);
  font-weight: var(--fw-bold);
  margin-bottom: 2em;
}

/* header */

header {
  display: flex;
  justify-content: space-between;
  padding: 1em;
}

.logo {
  max-width: 100px;
}

.nav {
  position: fixed;
  background: var(--clr-dark);
  color: var(--clr-light);
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;

  transform: translateX(100%);
  transition: transform 250ms cubic-bezier(0.5, 0, 0.5, 1);
}

.nav__list {
  list-style: none;
  display: flex;
  height: 100%;
  flex-direction: column;
  justify-content: space-evenly;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav__link {
  color: inherit;
  font-weight: var(--fw-bold);
  font-size: var(--fs-h2);
  text-decoration: none;
}

.nav__link:hover {
  color: var(--clr-accent);
}

.nav-toggle {
  padding: 0.5em;
  background: transparent;
  border: 0;
  cursor: pointer;
  position: absolute;
  right: 1em;
  top: 1em;
  z-index: 1000;
}

.nav-open .nav {
  transform: translateX(0);
}

.nav-open .nav-toggle {
  position: fixed;
}

.nav-open .hamburger {
  transform: rotate(0.625turn);
}

.nav-open .hamburger::before {
  transform: rotate(90deg) translateX(-6px);
}

.nav-open .hamburger::after {
  opacity: 0;
}

.hamburger {
  display: block;
  position: relative;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  background: var(--clr-accent);
  width: 2em;
  height: 3px;
  border-radius: 1em;
  transition: transform 250ms ease-in-out;
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
}

.hamburger::before {
  top: 6px;
}
.hamburger::after {
  bottom: 6px;
}

/*  Intro section  */

.intro {
  position: relative;
}

.intro__img {
  box-shadow: var(--bs);
}

.section__subtitle--intro {
  display: inline-block;
}

span2 {
  opacity: 0;
  transition: all 1s ease;
}
span2.fade {
  opacity: 1;
}

@media (min-width: 600px) {
  .intro {
    display: grid;
    width: min-content;
    margin: 0 auto;
    grid-column-gap: 1em;
    grid-template-areas:
      "img title"
      "img subtitle";
    grid-template-columns: min-content max-content;
  }

  .intro__img {
    grid-area: img;
    min-width: 250px;
    position: relative;
    z-index: 2;
  }

  .section__subtitle--intro {
    align-self: start;
    grid-column: -1 / 1;
    grid-row: 2;
    text-align: right;
    position: relative;
    left: -1.5em;
    width: calc(100% + 1.5em);
  }
}

/*  My services section  */

.my-services {
  background-color: var(--clr-dark);
  background-image: url(/images/whatidobackground.jpg);
  background-blend-mode: multiply;
  background-size: cover;
  color: var(--clr-light);
  text-align: center;
}

.section__title--services {
  color: var(--clr-accent);
  position: relative;
}

.section__title--services::after {
  content: "";
  display: block;
  width: 2em;
  height: 1px;
  margin: 0.5em auto 1em;
  background: var(--clr-light);
  opacity: 0.5;
}

.services {
  margin-bottom: 4em;
}

.service {
  max-width: 500px;
  margin: 0 auto;
}

@media (min-width: 800px) {
  .services {
    display: flex;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
  }

  .service + .service {
    margin-left: 2em;
  }
}

.about-me {
  max-width: 1000px;
  margin: 0 auto;
}

.about-me__img {
  box-shadow: var(--bs);
}

@media (min-width: 600px) {
  .about-me {
    display: grid;
    grid-template-columns: 1fr 200px;
    grid-template-areas:
      "title img"
      "subtitle img"
      "text img";
    grid-column-gap: 2em;
  }

  .section__title--about {
    grid-area: title;
  }

  .section__subtitle--about {
    grid-column: 1 / -1;
    grid-row: 2;
    position: relative;
    left: -1em;
    width: calc(100% + 2em);
    padding-left: 1em;
    padding-right: calc(200px + 4em);
  }

  .about-me__img {
    grid-area: img;
    position: relative;
    z-index: 2;
  }
}

/* My Work */

.my-work {
  background-color: var(--clr-dark);
  color: var(--clr-light);
  text-align: center;
}

.portfolio {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  position: relative;
}

.portfolio__item {
  background: var(--clr-dark);
  overflow: hidden;
}

.portfolio__img {
  transition: transform 750ms cubic-bezier(0.5, 0, 0.5, 1), opacity 250ms linear;
}

.portfolio__item:focus {
  position: relative;
  z-index: 2;
}

.portfolio__img:hover,
.portfolio__item:focus .portfolio__img {
  transform: scale(1.1);
  opacity: 0.1;
}

.portfolio-btn {
  display: none;
}
.portfolio__item:hover .portfolio-btn {
  display: inline-block;
  position: relative;
  bottom: 20%;
  align-items: center;
  margin: 1em;
  
}
.project_description {
  display: none;
}
.portfolio__item:hover .project_description {
  display: inline-block;
  position: relative;
  top: 1rem;
  align-items: center;
  margin: 1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-light);
  font-size: var(--fs-h3);
}

/* footer */

.footer {
  background: var(--clr-light);
  color: var(--clr-dark);
  text-align: center;
  padding: 2.5em 0;
  font-size: var(--fs-h3);
  font
}

.footer a {
  color: inherit;
  text-decoration: none;
}

.footer__link {
  font-weight: var(--fw-bold);
}

.footer__link:hover,
.social-list__link:hover {
  opacity: 0.7;
}

.footer__link:hover {
  text-decoration: underline;
}

.social-list {
  list-style: none;
  display: flex;
  justify-content: center;
  margin: 2em 0 0;
  padding: 0;
  color: var(--clr-accent);
}

.social-list__item {
  margin: 0 0.5em;
}

.social-list__link {
  padding: 0.5em;
}

.container {
  position: relative;
  width: 100%;
  min-height: 100vh;
  padding: 2rem;
  background-color: var(--clr-light);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.form {
  width: 100%;
  max-width: 820px;
  background-color: var(--clr-light);
  border-radius: 10px;
  box-shadow: var(--bs);
  z-index: 1;
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.contact-form {
  background-color: var(--clr-accent);
  position: relative;
}

.circle {
  border-radius: 50%;
  background: linear-gradient(135deg, transparent 20%, var(--clr-light));
  position: absolute;
}

.circle.one {
  width: 130px;
  height: 130px;
  top: 130px;
  right: -40px;
}

.circle.two {
  width: 80px;
  height: 80px;
  top: 10px;
  right: 30px;
}

.contact-form:before {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  background-color: var(--clr-accent);
  transform: rotate(45deg);
  top: 50px;
  left: -13px;
}

form {
  padding: 2.3rem 2.2rem;
  z-index: 1;
  overflow: hidden;
  position: relative;
}

.title {
  color: var(--clr-light);
  font-weight: var(--fw-bold);
  font-size: 1.5rem;
  line-height: 1;
  margin-bottom: 0.7rem;
}

.input-container {
  position: relative;
  margin: 1rem 0;
}

.input {
  width: 100%;
  outline: none;
  border: 2px solid var(--clr-light);
  background: none;
  padding: 0.6rem 1.2rem;
  color: var(--clr-dark);
  font-weight: var(--fw-reg);
  font-size: var(--fs-body);
  letter-spacing: 0.5px;
  border-radius: 25px;
  transition: 0.3s;
}

textarea.input {
  padding: 0.8rem 1.2rem;
  min-height: 150px;
  border-radius: 22px;
  resize: none;
  overflow-y: auto;
}

.input-container label {
  position: absolute;
  top: 50%;
  left: 15px;
  transform: translateY(-50%);
  padding: 0 0.4rem;
  color: var(--clr-light);
  font-size: 0.9rem;
  font-weight: 400;
  pointer-events: none;
  z-index: 1000;
  transition: 0.5s;
}

.input-container.textarea label {
  top: 1rem;
  transform: translateY(0);
}

.input-container span {
  position: absolute;
  top: 0;
  left: 25px;
  transform: translateY(-50%);
  font-size: 0.8rem;
  padding: 0 0.4rem;
  color: transparent;
  pointer-events: none;
  z-index: 500;
}

.input-container span:before,
.input-container span:after {
  content: "";
  position: absolute;
  width: 10%;
  opacity: 0;
  transition: 0.3s;
  height: 5px;
  background-color: var(--clr-accent);
  top: 50%;
  transform: translateY(-50%);
}

.input-container span:before {
  left: 50%;
}

.input-container span:after {
  right: 50%;
}

.input-container.focus label {
  top: 0;
  transform: translateY(-50%);
  left: 25px;
  font-size: 0.8rem;
}

.input-container.focus span:before,
.input-container.focus span:after {
  width: 50%;
  opacity: 1;
}

.contact-info {
  padding: 2.3rem 2.2rem;
  position: relative;
}

.contact-info .title {
  color: var(--clr-accent);
}

.text {
  color: var(--clr-dark);
  margin: 1.5rem 0 2rem 0;
}

.information {
  display: flex;
  color: var(--clr-dark);
  margin: 0.7rem 0;
  align-items: center;
  font-size: var(--fs-body);
}

.icon {
  width: 28px;
  margin-right: 0.7rem;
}

.social-media {
  padding: 2rem 0 0 0;
}

.social-media p {
  color: var(--clr-dark);
}

.social-icons {
  display: flex;
  margin-top: 5rem;

  justify-content: center;
}

.social-icons a {
  width: 35px;
  height: 35px;
  border-radius: 5px;
  background: linear-gradient(45deg, var(--clr-accent), var(--clr-light));
  color: var(--clr-light);
  text-align: center;
  line-height: 35px;
  margin-right: 0.5rem;
  transition: 0.3s;
}

.social-icons a:hover {
  transform: scale(1.05);
}

.contact-info:before {
  content: "";
  position: absolute;
  width: 110px;
  height: 100px;
  border: 22px solid var(--clr-accent);
  border-radius: 50%;
  bottom: -77px;
  right: 50px;
  opacity: 0.3;
}

.big-circle {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: linear-gradient(to bottom, var(--clr-accent), var(--clr-light));
  bottom: 50%;
  right: 50%;
  transform: translate(-40%, 38%);
}

.big-circle:after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  background-color: #fafafa;
  border-radius: 50%;
  top: calc(50% - 180px);
  left: calc(50% - 180px);
}

.square {
  position: absolute;
  height: 400px;
  top: 50%;
  left: 50%;
  transform: translate(181%, 11%);
  opacity: 0.2;
}

@media (max-width: 850px) {
  .form {
    grid-template-columns: 1fr;
  }

  .contact-info:before {
    bottom: initial;
    top: -75px;
    right: 65px;
    transform: scale(0.95);
  }

  .contact-form:before {
    top: -13px;
    left: initial;
    right: 70px;
  }

  .square {
    transform: translate(140%, 43%);
    height: 350px;
  }

  .big-circle {
    bottom: 75%;
    transform: scale(0.9) translate(-40%, 30%);
    right: 50%;
  }

  .text {
    margin: 1rem 0 1.5rem 0;
  }

  .social-media {
    padding: 1.5rem 0 0 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 1.5rem;
  }

  .contact-info:before {
    display: none;
  }

  .square,
  .big-circle {
    display: none;
  }

  form,
  .contact-info {
    padding: 1.7rem 1.6rem;
  }

  .text,
  .information,
  .social-media p {
    font-size: 0.8rem;
  }

  .title {
    font-size: 1.15rem;
  }

  .social-icons a {
    width: 30px;
    height: 30px;
    line-height: 30px;
  }

  .icon {
    width: 23px;
  }

  .input {
    padding: 0.45rem 1.2rem;
  }

  .btn {
    padding: 0.45rem 1.2rem;
  }
}