*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --ff-primary: "Cinzel", sans-serif;
  --ff-secondary: "Inter", sans-serif;

  --fw-reg: 400;
  --fw-bold: 600;

  --clr-light: #edf2f4;
  --clr-dark: #000814;
  --clr-blue: #1676cf;
  --clr-yellow: #ffc300;

  --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 0125em 0.25em rgba(0, 0, 0, 0.15);
}

@media (min-width: 800px) {
  :root {
    --fs-h1: 4.5rem;
    --fs-h2: 3.75rem;
    --fs-h3: 1.5rem;
    --fs-body: 1.125rem;
  }
}

/* general styles */

html {
  scroll-behavior: smooth;
}

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

section {
  margin-top: 0;
  padding: 4em 2em;
}

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

img {
  display: block;
  max-width: 100%;
  border-radius: 15px;
}

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

h1,
h2,
h3 {
  line-height: 1.1;
}

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

.section-subtitle-intro-container {
  margin-bottom: 0;
  display: inline-block;
}

.section-subtitle-intro,
.section-subtitle-about {
  background: var(--clr-blue);
  font-family: var(--ff-secondary);
  margin-bottom: 1em;
  padding: 0.25em 1em;
  border-radius: 5px;
  box-shadow: 0 0 10px var(--clr-yellow);
}
#job-title{
  color: var(--clr-yellow);
}

.section-subtitle-work {
  color: var(--clr-blue);
  font-weight: var(--fw-bold);
  margin-bottom: 2em;
  text-shadow: 0 0 10px var(--clr-yellow);
}

/* Header*/
.background-img {
  background-color: var(--clr-dark);
  background-image: linear-gradient(180deg, #000814 0%, #1676cf 100%);
  /*background-image: url(images/background.png);*/
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-bottom: 0;
  height: 100vh;
  width: 100%;
}


header {
  display: flex;
  justify-content: space-between;
  padding: 1em;
  margin-bottom: 4em;
  background: transparent;
}

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

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

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

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

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

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

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

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

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

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

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

ul {
  display: flex;
  gap: 2rem;
  margin: 0px;
  list-style: none;
  text-align: center;
  padding: 0px;
  justify-content: center;
  align-items: center;
}

li {
  font-weight: var(--fw-bold);
  font-size: var(--fs-h3);
}

a:hover {
  color: var(--clr-light);
}

a {
  text-decoration: none;
  color: var(--clr-blue);
}

/* Intro section*/
.intro {
  position: relative;
  text-align: center;
  margin-bottom: 2em;
  margin-top: 5em;
}

strong {
  text-shadow: var(--clr-yellow) 1px 2px 3px;
}

.short-intro {
  text-shadow: var(--clr-yellow) 1px 2px 3px;
  font-size: var(--fs-body);
}

.intro-social {
  margin-top: 5px;
  display: flex;
  width: fit-content;
  margin: 0 auto;
  text-align: center;
  text-shadow: var(--clr-yellow) 1px 2px 3px;
}

.intro-social-link:hover {
  opacity: 0.7;
  color: var(--clr-light);
}
.intro-img {
  box-shadow: var(--bs);
}

.section-subtitle-intro {
  display: inline-block;
}

/* transition effect to smoothly change the text */
.section-subtitle-intro {
  transition: opacity 0.5s;
}

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

  .intro-img {
    grid-area: img;
    min-width: 310px;
    position: relative;
    z-index: 2;
  }

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

  #section-subtitle-intro {
    text-align: left;
  }

  .download-button {
    text-align: center;
  }

  .portfolio-description {
    font-size: var(--fs-body);
  }
  .about-me-body {
    font-size: var(--fs-body);
  }
  

  .about-me {
    background-image: linear-gradient(180deg,  #000814 0%, #1676cf 100%);
    display: flex;
    text-align: center;
    flex-direction: column;
    align-items: center;
    margin-top: 0;
  }

  .my-work {
    background-image: linear-gradient(180deg, #000814  0%, #ffc300 100%);
  }

  .intro-social {
    margin-right: auto;
    margin-left: auto;
    text-shadow: var(--clr-yellow) 1px 2px 3px;
  }

  .visitor-count{
    font-weight: var(--fw-bold);
    text-shadow: var(--clr-yellow) 1px 2px 3px;
  }

  .skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5em;
    justify-items: center;
    padding: 0.5;
  }
}

.visitor-count{
  font-weight: var(--fw-bold);
  text-shadow: var(--clr-yellow) 1px 2px 3px;
}

.about-me {
  background-image: linear-gradient(180deg,  #000814 0%, #1676cf 100%);
}

/*about section*/
@media (max-width: 450px) {
  .section-subtitle-intro {
    align-self: start;
    grid-column: -1/1;
    grid-row: 2;
    text-align: center;
    left: -1em;
    position: relative;
    width: calc(100% + 1.5em);
    height: 2em;
  }

  .about-me p {
    text-align: center;
    font-size: var(--fs-body);
    padding: 5px;
  }
}

.about-me-body {
  text-align: center;
  max-width: 720px;
  font-size: var(--fs-body);
  margin: 5px auto;
  padding: 5px;
  border: none;
}

.about-me h2 {
  text-align: center;
}

.skills-container {
  background: var(--clr-blue);
  color: var(--clr-light);
  text-align: center;
  padding: 1em;
  border-radius: 5px;
  box-shadow: 0 0 10px var(--clr-yellow);
}

.cert-img {
  text-align: center;
}

.cert-img img {
  width: 25%;
  height: 25%;
  display: inline;
  justify-content: center;
}

.about-me p {
  text-align: center;
}
svg {
  width: 65px;
  height: 65px;
}

.download-button {
  background-color: var(--clr-yellow);
  color: var(--clr-light);
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  font-size: 16px;
  font-weight: var(--fw-bold);
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.3s ease;
  text-align: center;
}

.download-button:hover {
  background-color: var(--clr-blue);
}

/*My Work*/
.portfolio {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 10px;
  grid-auto-flow: row;
}

.my-work {
  background-image: linear-gradient(180deg, #1676cf 0%, #ffc300 50%, #000814 100%);
  /*background-color: var(--clr-dark);*/
  color: var(--clr-light);
  text-align: center;
  width: 100%;
  overflow: hidden;
  margin: auto;
  padding: auto;

}

.portfolio-item {
  background: var(--clr-blue);
  box-shadow: 0 0 10px var(--clr-yellow);
  padding: 20px;
  margin: 20px;
  text-align: center;
  border-radius: 8px;
  height: auto;
}

.portfolio-img {
  width: 100%;
  height: 200px; /* a fixed height for the images */
  object-fit: fill;
  margin: auto;
}

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

.portfolio-title {
  font-size: var(--fs-h3);
  margin-top: 20px;
  color: var(--clr-yellow);
  text-shadow: 0 0 10px var(--clr-dark);
}

.portfolio-description {
  margin-top: 8px;
  padding: 4px;
}

.portfolio-buttons {
  margin-top: 20px;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  margin-right: 10px;
  border: none;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
}

.btn-code {
  background-color: var(--clr-dark);
  color: var(--clr-light);
  text-shadow: 0 0 10px var(--clr-yellow);
}
.btn-code:hover {
  background-color: var(--clr-yellow);
}

.btn-live {
  background-color: var(--clr-yellow);
  text-shadow: 0 0 10px var(--clr-dark);
  color: var(--clr-light);
}
.btn-live:hover {
  background-color: var(--clr-dark);
}

.visitor-count {
  margin-top: 15px;
  text-shadow: 0 0 10px var(--clr-yellow);
  font-weight: var(--fw-reg);
}

/*footer*/
#contact-footer {
  position: relative;
  margin-top: 10em;
}

.footer {
  background: var(--clr-dark);
  color: var(--clr-blue);
  text-align: center;
  position: relative;
  padding: 1em 0;
  font-size: var(--fs-body);
  bottom: 0;
  left: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  margin-top: 10rem;
}

.social-list-link {
  font-weight: var(--fw-bold);
}

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

.copy {
  color: var(--clr-light);
  margin-top: 10px;
}
.social-list-link:hover {
  opacity: 0.7;
  color: var(--clr-light);
}

.footer-link:hover {
  text-decoration: underline;
  color: var(--clr-light);
  opacity: 0.7;
  text-shadow: var(--clr-yellow) 1px 2px 3px;
}

.social-list {
  color: var(--clr-blue);
  list-style: none;
  margin: 1em 0 0;
  padding: 0;
}

.social-list-item {
  margin: 0 0.5em;
}

.social-list-link {
  padding: 0.5em;
}