html {
  box-sizing: border-box;
  height: 100%;
}
*,
*::before,
*::after {
  box-sizing: inherit;
}
body {
  font-family: var(--font-primary);
  background-color: var(--color-background-primary);
  width: 100%;
  font-size: 16px;
  display: flex;
  flex-flow: column wrap;
  justify-content: center;
  align-items: center;
  padding: 0;
  margin: 0;
}
header {
  width: 100%;
  background-color: var(--color-background-neutral);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}
nav {
  display: flex;
  justify-content: space-between;
  position: relative;
  border-bottom: 1px solid var(--color-border);
  height: 4rem;
  overflow: hidden;
}
nav #logo {
  flex-basis: 90%;
  font-family: var(--font-logo);
  font-weight: 700;
  font-size: 1.2rem;
  margin-left: 1rem;
}
#menu-toggle {
  border: none;
  background: none;
  cursor: pointer;
  display: flex;
  align-items: center;
}

#navbar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(1%);
  -webkit-backdrop-filter: blur(1%);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease-out, visibility 0.3s ease-out;
}

#navbar-overlay.is-open {
  opacity: 1;
  visibility: visible;
  display: block;
}

nav #nav-list {
  width: var(--side-bar-width);
  background-color: var(--color-background-primary);
  display: flex;
  flex-flow: column;
  justify-content: flex-start;
  align-items: flex-start;
  padding-left: 2rem;
  padding-top: 0.65rem;
  margin: 0;
  position: fixed;
  right: calc(var(--side-bar-width) * -1);
  transition: right 0.3s ease-out;
  top: 0;
  height: 100vh;
  z-index: 1001;
}
nav #menu-close-btn {
  cursor: pointer;
  color: var(--color-accent-secondary);
  position: absolute;
  top: 1rem;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5em 0.75em;
}
nav #menu-close-btn:hover {
  border: 1px solid;
  border-radius: 50%;
  color: var(--color-accent-primary);
  box-shadow: 0 0 10px 1px var(--color-accent-secondary);
}

nav #nav-links {
  width: 90%;
}

nav #nav-links::before {
  display: block;
  content: "";
  margin-top: 1.325rem;
  width: 100%;
  border: 1px solid var(--color-accent-secondary);
}
nav #nav-list li a {
  text-decoration: none;
}
nav #nav-list.swoop-in {
  right: 0;
}
nav #nav-list.swoop-out {
  right: calc(var(--side-bar-width) * -1);
}
nav ul#nav-links .nav-items:first-child {
  padding-top: 2rem;
}
nav ul#nav-links li {
  padding: 15px;
  text-decoration: none;
  color: var(--color-text-light);
  font-size: 1rem;
  transition: color 0.2s ease;
}

nav ul#nav-links li:hover {
  color: var(--color-accent-primary);
}
p {
  line-height: 1.6;
  overflow-wrap: break-word;
}
h1,
h2,
h3 {
  font-family: var(--font-heading);
  color: var(--color-text-heading);
  line-height: 1.2;
}
a {
  color: var(--color-accent-primary);
}
ul {
  list-style: none;
  padding: 0;
}
button,
li {
  outline: none;
  -webkit-tap-highlight-color: transparent;
}
section {
  padding: 2rem;
  border-radius: 20px;
  margin: 2rem auto;
  width: calc(100% - 2.5rem);
}
#introduction {
  text-align: center;
  font-size: 1.7rem;
  text-transform: capitalize;
  margin: 2rem auto;
  width: fit-content;
  max-width: 95%;
}
#hero {
  border: none;
  padding: 0;
  display: flex;
  flex-flow: column wrap;
  justify-content: space-evenly;
  align-items: center;
}
.hero-image {
  background-image: url("../assets/images/competent_owen_placeholder.webp");
  background-position: center;
  background-size: cover;
  filter: blur(0%);
  border-radius: 20px;
  max-width: 400px;
  margin: 0 auto;
  position: relative;
}
.hero-image img {
  aspect-ratio: 16/9;
  width: 100%;
  max-width: 100%;
  max-height: 375px;
  display: block;
  opacity: 0;
  transition: opacity 0.3s ease-in;
  border-radius: 20px;
  object-fit: cover;
  object-position: center;
  box-shadow: 0 0 0px 3.5px rgba(0, 0, 0, 0.4);
}
.hero-image img.loaded {
  opacity: 1;
}
.hero-image::after {
  box-shadow: inset 3px 3px 10px 0 #000000;
  content: "";
  display: block;
  border-radius: 20px;
  height: 100%;
  position: absolute;
  top: 0;
  width: 100%;
}
#hero-details {
  padding: 1rem 0;
  max-width: 415px;
}
#hero-details > p:first-child::first-letter {
  font-size: 3.5rem;
  font-weight: bold;
  color: var(--color-text-primary);
  float: left;
  line-height: 0.8;
  margin-right: 0.15em;
  font-family: var(--font-heading);
}
.hero-details-link {
  display: flex;
  justify-content: flex-start;
  width: 100%;
  align-items: center;
  gap: 5px;
}
#skills {
  border: 2px solid var(--color-accent-secondary);
  max-width: 400px;
}
#skills h3 {
  font-family: var(--font-heading);
  color: var(--color-text-heading);
  font-size: 1.5rem;
  line-height: 1.8rem;
  margin-top: 0.8rem;
  margin-bottom: 2rem;
  font-weight: 700;
  text-transform: capitalize;
}
.skills-list {
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.skill-item {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
  cursor: pointer;
  padding: 0.7rem 1.2rem;
  border-radius: 25px;
  font-size: 1rem;
  font-family: var(--font-primary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease-in-out;
}
.skill-item:first-child,
.skill-item:nth-child(2),
.skill-item:nth-child(7) {
  background-color: var(--color-text-primary);
  color: var(--color-white);
  font-weight: 500;
}
.skill-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
#top-projects {
  width: 100%;
  padding: 0;
  display: flex;
  flex-flow: wrap;
  justify-content: space-between;
}
.project {
  padding: 0;
  min-width: 300px;
  max-width: 400px;
  border: 2px solid var(--color-accent-secondary);
}
.project-body {
  margin: 2rem;
}
.project-image {
  width: 100%;
  height: 300px;
  align-self: flex-start;
  justify-self: center;
  margin: 0;
}
.project-image img {
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  width: inherit;
  height: inherit;
  object-fit: cover;
  object-position: center;
}
.project-links {
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.project-links button {
  cursor: pointer;
  width: 7.5rem;
  height: 2.75rem;
  border-radius: 1.5rem;
  background-color: var(--color-accent-primary);
  color: var(--color-white);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
  border: none;
}
.project-links button:hover,
.project-links button:focus {
  background-color: #4a6f83;
}
.project-links button:focus-visible {
  outline: 2px solid #4a6f77;
  outline-offset: 2px;
}
.project-links button:active {
  transform: translateY(0px);
  box-shadow: 0 6px 12px inset rgba(0, 0, 0, 0.15);
}
footer {
  background-color: var(--color-background-neutral);
  padding: 2rem;
  text-align: center;
  display: flex;
  flex-flow: column;
  justify-content: space-evenly;
  gap: 0.3rem;
  width: 100%;
  letter-spacing: 0.02em;
  box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.05);
  border-top-left-radius: 0.625rem;
  border-top-right-radius: 0.625rem;
}
footer #footer-nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
footer #social-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
}
footer #copyright {
  font-size: 0.8rem;
  opacity: 0.7;
  margin: 0;
}
@media screen and (min-width: 654px) and (max-width: 992px) {
  main {
    border: 1px ridge #ccc;
    border-radius: 20px;
    margin: 2rem auto;
    width: 82%;
    box-shadow: inset 0 0 10px 0 #00000066;
  }
  .hero-image {
    max-width: 435px;
  }
  #skills {
    width: 85%;
  }
  .project {
    width: 90%;
  }
}

@media screen and (min-width: 992px) {
  nav button#menu-toggle {
    display: none;
  }

  #navbar-overlay {
    display: none !important;
    opacity: 0;
    visibility: hidden;
  }

  nav #menu-close-btn {
    display: none;
  }

  nav #nav-list {
    background-color: transparent;
    position: relative;
    justify-content: center;
    align-items: center;
    flex-basis: 50%;
    right: auto;
    height: 4rem;
    transform: none;
    transition: none;
  }

  nav ul#nav-links .nav-items:first-child {
    padding: 15px;
  }
  nav #nav-list::before {
    display: none;
  }
  nav #nav-links {
    position: relative;
    background-color: transparent;
    width: max-content;
    height: 61px;
    display: flex;
    flex-direction: row;
    gap: 2rem;
  }
  nav #nav-links::before {
    display: none;
  }
  #introduction {
    margin: 2rem auto;
  }
  #hero {
    padding: 0rem 2rem;
    flex-flow: row;
    justify-content: space-around;
    align-items: flex-start;
    gap: 2rem;
  }
  #hero-details {
    padding: 0;
    max-width: 100%;
    margin-left: 20px;
  }
  #hero-details p {
    margin-block-start: 8px;
    margin-block-end: 8px;
  }
  .hero-image {
    flex: 0 0 30%;
  }
  #skills,
  #top-projects {
    max-width: calc(100% - 7rem);
    box-shadow: 0 0 10px 4px rgba(0, 0, 0, 0.07);
  }
  .project {
    max-width: 45%;
  }
}