@import url('https://fonts.googleapis.com/css2?family=PT+Serif:ital,wght@0,400;0,700;1,400;1,700&display=swap');

:root {
  --type-scale: 1.333;

  --body-size: clamp(1rem, .8852rem + .4898vw, 1.125rem);
  /* --nav-size: clamp(.875rem, .7985rem + .3265vw, 1rem); */
  --nav-size: clamp(1.5rem, 3vw, 1.75rem);
  --line-height: 1.4;

  --h5-size: calc(pow(var(--type-scale), 1) * var(--body-size));
  --h4-size: calc(pow(var(--type-scale), 2) * var(--body-size));
  --h3-size: calc(pow(var(--type-scale), 3) * var(--body-size));
  --h2-size: calc(pow(var(--type-scale), 4) * var(--body-size));
  --h1-size: calc(pow(var(--type-scale), 5) * var(--body-size));
  /* --nav-size: var(--h4-size); */

  --nav-width: max(15%, 11.5rem);
  --header-height: 400px;
}

/* @media (prefers-color-scheme: light) { */
:root {
  --background: hsl(0, 0%, 98%);
  --text: hsl(0, 0%, 8%);
  --text-alt: hsl(0, 0%, 92%);
  --dull: hsl(0, 0%, 50%);
  --shadow: hsl(0, 0%, 0%, 50%);

  /* --primary-100: hsl(234, 48%, 50%);
    --primary-100: hsl(234, 48%, 50%); */
  --primary-100: hsl(0, 0%, 20%);
  --primary-150: hsl(0, 0%, 10%);

  --secondary: hsl(0, 0%, 93%);
}

/* } */

/* @media (prefers-color-scheme: dark) {
  :root {

  }
} */

@media (min-width: 901px) {
  :root {
    --h1-size: calc(pow(var(--type-scale), 6) * var(--body-size));
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 300px;
  }
}

html {
  font-family: 'PT Serif', serif;
  font-size: var(--body-size);
  background-color: var(--background);
  color: var(--text);
  line-height: var(--line-height);
  overflow-y: scroll;
}

h1 {
  font-size: var(--h1-size);
  margin: 0.5em 0 1em 0;
}

h2 {
  font-size: var(--h2-size);
  margin: 0.5em 0 1em 0;
}

h3 {
  font-size: var(--h3-size);
  margin: 0.5em 0 1em 0;
}

h4 {
  font-size: var(--h4-size);
  margin: 0.5em 0 1em 0;
}

h5 {
  font-size: var(--h5-size);
  margin: 0.5em 0 1em 0;
}

p {
  font-size: var(--body-size);
  margin: 1em 0 1em 0;
}

body {
  margin: 0;
}

/* OVERRIDES */

button {
  font-size: var(--body-size);
  line-height: var(--line-height);
  color: var(--text);
  background-color: var(--secondary);
  border: none;
  font-family: inherit;
}

figure {
  margin: 0;
  padding: 0;
  line-height: 0;
}

a {
  text-decoration: none;
}

/* SHARED */

header {
  width: 100%;
  background-color: none;
  height: var(--header-height);
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}

header>img {
  width: 100%;
  object-fit: cover;
  position: fixed;
  z-index: -1;
}

header>div {
  position: absolute;
  left: 15%;
  right: 0;
  bottom: 0;
  top: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

header h1 {
  color: var(--text-alt);
  text-shadow: 0 0.2rem 20px var(--shadow);
  text-align: left;
  font-style: italic;
  font-weight: 200;
}

#nav-container {
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: stretch;
  background-color: var(--background);
  min-height: calc(100vh - var(--header-height));
}

@media (max-width: 900px) {
  #nav-container {
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
  }
}

nav {
  box-sizing: border-box;
  flex: 0 0 var(--nav-width);
  background-color: var(--secondary);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 2rem 0 0 2rem;
}

@media (max-width: 900px) {
  nav {
    flex-direction: row;
    justify-content: center;
    align-items: center;
    padding: 1.5rem 2rem;
    gap: 1rem 2rem;
  }
}

button.nav {
  padding: 0;
  background: none;
  border: none;
  color: var(--dull);
  font-family: inherit;
  font-size: var(--nav-size);
  transform: translateX(0px);
  transition-property: text-decoration transform;
  transition-duration: 0.2s;
  transition-timing-function: ease-in-out;
}

button.nav.selected,
button.nav:hover {
  cursor: pointer;
  color: var(--text);
  transform: translateX(0.25rem);
}

@media (max-width: 900px) {
  button.nav {
    transform: translateY(0px);
  }

  button.nav.selected,
  button.nav:hover {
    transform: translateX(0px) translateY(0rem);
  }
}

.content {
  padding: 0;
  margin: 0 0 200px 0;
  transform: translateY(0px);
  transition-property: opacity transform;
  transition-duration: 0.5s;
  transition-timing-function: ease-in-out;
}

.content p:first-of-type {
  margin-top: 0;
}

/* ABOUT */

#about-content {
  padding: 4rem 4rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  gap: 3rem;
  align-items: start;
  /* flex-wrap: wrap-reverse; */
}

/* .inner {
  max-width: 800px;
} */

#about-content .inner {
  flex: 1 1 50%;
}

#about-content img {
  object-fit: cover;
}

#about-content figure {
  flex: 0 1 400px;
  max-width: 600px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  width: 100%;
}

@media (max-width: 1200px) {
  #about-content {
    padding: 2rem 2rem;
    flex-direction: column-reverse;
    gap: 2rem;
  }

  #about-content figure {
    flex-direction: row;
    justify-content: stretch;
    align-items: center;
    flex: 0 1 auto;
    max-width: 100%;
  }

  #about-content img {
    max-width: 100%;
    max-height: 600px;
  }
}

@media (max-width: 900px) {
  #about-content figure {
    justify-content: center;
  }
}

.content.hidden {
  transform: translateY(10px);
  opacity: 0;
}

/* PORTFOLIO */

#portfolio-content {
  padding: 2rem 2rem;
  display: flex;
  flex-direction: row;
  justify-content: space-evenly;
  align-items: stretch;
  gap: 2rem;
  flex: 0 1 max(calc(100vw - 2 * var(--nav-width)), 1000px);
  box-sizing: border-box;
  max-width: 1250px;
}

#portfolio-documents {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

.document {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
}

.document figure {
  margin: 0;
  padding: 0;
  line-height: 0;
  width: 100%;
  aspect-ratio: 8.5 / 11;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  box-sizing: border-box;
}

@media (max-width: 900px) {
  #portfolio-documents {
    grid-template-columns: 1fr;
  }

  .document figure {
    max-height: 600px;
  }
}

.document img {
  width: 100%;
  object-fit: contain;
}

.document div {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
}

#portfolio-content h2 {
  font-size: var(--h4-size);
  margin-bottom: 0.5em;
}

#portfolio-content a {
  border: none;
  background-color: var(--secondary);
  color: var(--text);
  font-family: inherit;
  font-size: var(--h5-size);
  line-height: var(--line-height);
  padding: 0.3em 0.8em;
  box-sizing: border-box;
  text-decoration: none;
  transition-property: color background-color;
  transition-duration: 0.1s;
  transition-timing-function: ease-in-out;
}

#portfolio-content a:hover {
  background-color: var(--primary-100);
  color: var(--text-alt);
  cursor: pointer;
}

/* PROJECTS */

#projects-content {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  padding: 2rem 2rem;
  width: 100%;
  box-sizing: border-box;
}

#project-filters {
  display: flex;
  flex-direction: row;
  justify-content: stretch;
  align-items: center;
  width: 100%;
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
  gap: 0.75rem;
  flex-wrap: wrap;
}

#project-filters>li {
  flex-grow: 1;
}

button.filter {
  width: 100%;
  border: none;
  background-color: var(--secondary);
  font-family: inherit;
  font-size: var(--h5-size);
  padding: 0.3em 0.8em;
  transition-property: background-color color;
  transition-duration: 0.1s;
  transition-timing-function: ease-in-out;
}

button.filter:hover,
button.filter.selected {
  background-color: var(--primary-100);
  color: var(--text-alt);
  cursor: pointer;
}

button.filter:active {
  transition-duration: 0s;
  background-color: var(--primary-150);
}

#projects {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
}

#projects>li {
  width: 100%;
  display: flex;
  flex-direction: row-reverse;
  justify-content: space-between;
  align-items: stretch;
  background-color: var(--secondary);
}

#projects>li>figure {
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: stretch;
  flex: 0 0 25%;
  aspect-ratio: 1;
  overflow: hidden;
}

#projects>li>figure>img {
  width: 100%;
  object-fit: cover;
}

#projects>li>div {
  flex-grow: 1;
  position: relative;
  padding: 1rem 1.5rem;
}

#projects>li>div>h2 {
  font-size: var(--h4-size);
  margin: 0 0 0.25em 0;
}

#projects>li>div>div {
  font-size: var(--body-size);
  line-height: var(--line-height);
  margin: 0;
}

#projects>li .location {
  font-style: italic;
}

#projects>li .date:not(:first-of-type) {
  margin-top: 0.5rem;
}

#projects>li>div>p {
  margin: 1rem 0;
}

#projects>li>div>p:last-child {
  margin-bottom: 0;
}

@media (900px < width <=1100px) or (width <=800px) {
  #projects>li {
    flex-direction: column-reverse;
    gap: 0;
  }

  #projects>li>figure {
    flex: 0 0 auto;
    aspect-ratio: 3 / 2;
  }
}

/* GALLERY */

#gallery-content {
  padding: 2rem 2rem;
}

.gallery {
  margin: 0;
  list-style: none;
  padding: 0;
  column-count: 3;
  column-gap: 1rem;
}

@media (max-width: 1300px) {
  .gallery {
    column-count: 2;
  }
}

@media (max-width: 1000px) {
  .gallery {
    column-count: 1;
  }
}

.gallery>li {
  margin-bottom: 1rem;
}

.gallery>li>figure {
  padding: 0;
  margin: 0;
}

.gallery>li>figure>img {
  width: 100%;
  margin: 0;
}

/* CONTACT */

#contact-content {
  padding: 3rem 3rem;
  flex: 0 1 max(calc(100vw - 2 * var(--nav-width)), 1000px);
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  gap: 3rem;
  box-sizing: border-box;
}

@media (max-width: 1000px) {
  #contact-content {
    padding: 2rem 2rem;
  }

  #contact-content {
    flex: 1 1 auto;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
  }
}

#contact-content>div:has(form) {
  /* flex: 0 1 50%; */
  flex: 0 1 100%;
  display: flex;
  flex-direction: column;
  justify-content: stretch;
  align-items: center;
}

#contact-content form {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: stretch;
  width: min(100%, 700px);
  flex-wrap: wrap;
  box-sizing: border-box;
  gap: 1rem;
}

#contact-content form>div {
  flex-grow: 1;
}

#contact-content form>div:has(> textarea) {
  width: 100%;
}

#contact-content form h2 {
  font-size: var(--h5-size);
  margin: 0 0 0.25em 0;
}

#contact-content form input,
#contact-content form textarea {
  width: 100%;
  line-height: var(--line-height);
  font-size: var(--body-size);
  font-family: inherit;
  padding: 0.3rem 0.7rem;
  border: none;
  background-color: var(--secondary);
  box-sizing: border-box;
}

#contact-content form textarea {
  resize: none;
  min-width: 100%;
  max-width: 100%;
  max-height: calc(var(--line-height) * var(--body-size) * 5 + 0.6rem);
  min-height: calc(var(--line-height) * var(--body-size) * 5 + 0.6rem);
}

#contact-content form button {
  width: 100%;
  padding: 0.4rem 0.7rem;
  background-color: var(--primary-100);
  color: var(--text-alt);
  transition-property: background-color;
  transition-duration: 0.1s;
  transition-timing-function: ease-in-out;
}

#contact-content form button:hover {
  background-color: var(--primary-150);
  cursor: pointer;
}