/* Colors as css vars */
:root {
  --primary: #000;
  --secondary: #181a1b;
  --text: #fff;
  --accent: #8c69c6;
  --line-color: rgba(255, 255, 255, 0.15);
  --line-width: 1px;
  --line-margin-inline: 2rem;
}

/* Global */

html,
body {
  margin: 0;
  padding: 0;
  color: var(--text);
  font-family: "Inter", sans-serif;
  background: var(--primary);
  isolation: isolate;
  min-height: 100%;
}

body {
  height: 100%;
  position: relative;
  overflow-x: hidden;
  /* W3C CSS validator says it's an unvalid value, but it is supported in all webkit browsers, and non-webkit browser resolve it correctly */
  overflow-y: overlay;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
}

* {
  box-sizing: border-box;
}

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

::selection {
  background: var(--accent);
  color: var(--primary);
}

/* Custom classes for layout, fonts, colors, etc. */

.archivo {
  font-family: "Archivo", sans-serif;
}

.archivo-black {
  font-family: "Archivo Black", sans-serif;
}

p.archivo,
p.archivo-black,
ul.archivo,
li.archivo {
  font-size: 1.5rem;
}

ul {
  margin: 0.5rem 1.5rem;
}

p.fw {
  width: min(700px, 100%);
}

h1.title {
  font-size: 2.5rem;
  font-family: "Archivo Black", sans-serif;
}

.pointer {
  cursor: pointer;
}

.button-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;

  height: 3rem;
  width: calc(50% - 1rem);

  border-left: 2px solid var(--accent);
  padding-inline: 1rem;
}

.button-inline::after {
  content: "\e5cc";
  font-family: "Material Symbols Rounded";
  font-size: 2rem;
  color: var(--text);
  transition: transform 0.3s ease, color 0.3s ease;
}

.button-inline:hover::after {
  color: var(--accent);
  transform: translate(0.35rem);
}

.button-inline.border {
  position: relative;
}

.button-inline.border > .line {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  background: var(--line-color);
  height: var(--line-width);
  transition: width 0.3s ease;
}

.button-inline.border > .line.bottom {
  top: unset;
  bottom: 0;
  left: unset;
  right: 0;
}

.button-inline.border:hover > .line {
  width: 100%;
}

.divider.inline {
  display: block;
}

.divider:not(.inline) {
  display: block;
  height: 1rem;
}

.no-select {
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
}

/* Layout rules; flex, grid, etc. */

.flex-next,
.flex-sts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.flex-row {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 1rem;
}

.flex-list {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.flex-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
}

.gap {
  gap: 1rem;
}

.gap-2 {
  gap: 2rem;
}

.gap-3 {
  gap: 3rem;
}

.gap-0 {
  gap: 0rem;
}

.center {
  justify-content: center;
}

.margin-2 {
  margin: 2rem;
}

.margin-left {
  margin: 2rem 4rem 2rem 4rem;
}

.padding-left {
  padding: 2rem 4rem 2rem 4rem;
}

.line-bottom {
  border-bottom: var(--line-width) solid var(--line-color);
}

/* Position rules */
.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.top {
  top: 0;
}

.left {
  left: 0;
}

.accent {
  color: var(--accent);
}

/* Navbar */

nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 6rem;
  padding: 1rem calc(1rem + var(--line-margin-inline));
  z-index: 99;
  transition: all 0.3s ease;

  backdrop-filter: unset;
  -webkit-backdrop-filter: unset;
  border-bottom: var(--line-width) solid var(--line-color);
}

nav.sticky {
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

nav > div {
  height: 4rem;
}

nav > div > a {
  height: 4rem;
}

nav p.title {
  overflow: hidden;
  width: 0;
  transition: width 0.6s ease;
}

nav p.title.shown {
  width: 100%;
}

nav .links {
  padding-inline: 1.5rem;
}

/* Links */

.link {
  text-decoration: none;
  color: var(--text);
  font-size: 1.125rem;
  padding: 0.75rem;
  position: relative;
}

h1 > .link {
  font-size: 2.5rem;
}

.link.fw {
  height: calc(1.375rem + 1.5rem);
  width: 100%;
}

.link.fw > span {
  position: relative;
  padding: 0;
}

.link.line:not(.fw)::before,
.link.line.fw > span::before {
  content: "";
  position: absolute;
  bottom: 0.35rem;
  left: 0.75rem;
  height: 1.5px;
  width: calc(100% - 1.5rem);
  background: var(--accent);

  transform-origin: right;
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.link.line.fw > span::before {
  bottom: -0.35rem;
  left: 0;
  width: 100%;
}

.link.line:not(.fw):hover::before,
.link.line.fw:hover > span::before {
  transform-origin: left;
  transform: scaleX(1);
}

.link.line.external::after {
  content: "\f8ce";
  font-family: "Material Symbols Rounded";
  font-size: 2rem;
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  color: var(--text);
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.link.line.external:hover::after {
  opacity: 1;
}

nav .menu {
  flex-direction: row-reverse;
}

nav .menu span {
  font-size: 2rem;
  padding: 1rem;
}

nav > .nav-menu {
  position: absolute;
  top: 7rem;
  right: calc(var(--line-margin-inline) + 1rem);
  border-radius: 0.6rem;
  background: var(--secondary);
  width: 0;
  height: 0;
  transition: width 0.3s ease, height 0.3s ease 0.3s, padding 0.3s ease;
  overflow: hidden;
  z-index: 102;
}

/* Show/hide navmenu when checkbox is toggled */

#nav-toggle:checked ~ nav > .nav-menu {
  width: min(calc(100vw - calc(var(--line-margin-inline) * 2 + 2rem)), 20rem);
  height: 25rem;
  padding: 1rem;
}

#nav-toggle:checked ~ .background-darken {
  opacity: 0.8;
  pointer-events: all;
}

main {
  padding-top: 6rem;
  width: 100%;
  min-height: 100vh;
}

/* Background; noise, lines, etc. */

.background {
  z-index: -1;
  width: 100%;
  height: 100%;
}

.background > .noise {
  background: linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0) 90%,
      rgba(0, 0, 0, 1) 100%
    ),
    url("/src/assets/noise.png");
  filter: contrast(170%) brightness(1000%);
  opacity: 0.08;
  max-height: calc(100vh + 370px);
}

.background > .solid {
  background: var(--primary);
}

.background-darken {
  opacity: 0;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 100vw;
  pointer-events: none;
  z-index: 90;
  background: #000;
  transition: opacity 0.3s ease;
}

.lines {
  z-index: 100;
  display: flex;
  width: 100%;
  height: 100%;
  padding-inline: var(--line-margin-inline);
  justify-content: space-between;
  pointer-events: none;
}

.lines > .line {
  height: 100%;
  width: var(--line-width);
  background: var(--line-color);
}

/* Purple dot on about and design pages */

.circle {
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.8;
  filter: blur(5rem);
}

/* Home page */

main > .front {
  width: 100%;
  height: calc(100vh - 6rem);
  border-bottom: var(--line-width) solid var(--line-color);
}

main > .front > .title-large {
  left: 0;
  bottom: 0;
  width: 100vw;
  font-size: calc(12.5vw - 0.3rem);
  justify-content: center;
}

main > .front > .content {
  height: 100%;
}

main > .front > .content .title {
  margin-left: 3rem;
  margin-bottom: 4rem;
  gap: 0;
  font-size: 1.5rem;
}

main > .front > .content .spacer {
  pointer-events: none;
  display: block;
  height: 3rem;
}

#title-type {
  height: 4rem;
}

.section.contact-home {
  padding: calc(1rem + var(--line-margin-inline));
  padding-inline: 2rem;
}

.section.contact-home > h1,
.section.contact-home > p {
  padding-inline: 2rem;
}

.section.contact-home > p {
  max-width: 800px;
}

.section.contact-home > .buttons {
  width: calc(50% + 2rem);
}

/* About page */

.about-home {
  border-bottom: var(--line-width) solid var(--line-color);
}

.about-home > .right {
  margin-top: 4rem;
  margin-bottom: 4rem;
  gap: 2rem;
}

.about-home .content {
  font-size: 1.25rem;
  padding: 5rem 0;
}

.about-home .right .archivo {
  margin-inline: 2rem;
}

.about-home .right .buttons {
  gap: 0;
}

/* Project section */
.projects-home {
  padding: calc(1rem + var(--line-margin-inline));
  padding-bottom: 1rem;
  gap: 2rem;
}

.projects-items {
  --width: calc(100vw - calc(var(--line-margin-inline) * 2) - 2rem);
  --gap: 2rem;
  --max-item-count: 4;
  --min-item-width: 300px;

  --item-width: calc(
    calc(var(--width) - var(--max-item-count) * var(--gap)) /
      var(--max-item-count)
  );

  width: var(--width);
  display: grid;
  /* W3C CSS Validator says it's invalid, but this is actually correct syntax */
  grid-template-columns: repeat(
    auto-fill,
    minmax(max(var(--item-width), var(--min-item-width)), 1fr)
  );
  gap: var(--gap);
}

.project-small {
  height: 100%;
  background: var(--secondary);
  border-radius: 1rem;
  gap: 0;
  isolation: isolate;
  position: relative;
  transition: transform 0.3s ease;
}

.project-small::after {
  content: "";
  position: absolute;
  z-index: -2;
  top: 1px;
  left: 1px;
  width: calc(100% - 2px);
  height: calc(100% - 2px);
  background: var(--accent);
  border-radius: 1rem;
  transition: transform 0.3s ease;
}

.project-small:hover {
  transform: translate(0.5rem, -0.5rem);
}

.project-small:hover::after {
  transform: translate(-0.5rem, 0.5rem);
}

.project-small > div.image > img {
  width: 100%;
  border-radius: 1rem 1rem 0 0;
}

.project-small > div.image {
  height: fit-content;
  position: relative;
  z-index: -1;
}

.project-small > div.image .overlay {
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0) 75%,
    var(--secondary) 90%
  );
  transition: background 0.3s ease;
}

.project-small > div.image span {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  opacity: 0;

  transition: opacity 0.3s ease;
}

.project-small:hover > div.image .overlay {
  background: linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0) 75%,
      var(--secondary) 90%
    ),
    rgba(24, 26, 27, 0.6);
}

.project-small:hover > div.image span {
  opacity: 1;
}

.project-small .info {
  margin-top: -1rem;
  height: 100%;
  width: 100%;
  background: var(--secondary);
  padding: 1rem;
  border-radius: 0 0 1rem 1rem;
  gap: 1rem;
}

.project-small .info,
.project-small .inline {
  justify-content: space-between;
}

.project-small .description {
  gap: 1rem;
}

.project-small .inline {
  width: 100%;
}

.project-small .inline > .button {
  background: var(--accent);
  display: grid;
  place-items: center;
  height: 2rem;
  width: 2rem;
  font-size: 1.5rem;
  border-radius: 1rem;
  overflow: hidden;
}

.project-small .inline > .button span {
  transition: transform 0.3s ease;
}

.project-small h1 {
  font-size: 1.5rem;
}

.project-small:hover .inline > .button span {
  transform: rotate(-45deg);
}

/* About page */

.front.about {
  height: fit-content;
}

.front.about .buttons {
  width: 100%;
  gap: 0;
}

.front.about img {
  width: calc(100% - 2rem);
  margin-left: 2rem;
  border-radius: 1rem;
}

.front.about > .right {
  margin-inline: 0;
}

.front.about > .right h1,
.front.about > .right p {
  margin-inline: 2rem;
}

/* Rules that apply when screen less than 1000px wide */
@media screen and (max-width: 1000px) {
  .front.about {
    grid-template-columns: 1fr;
  }

  .front.about img {
    width: calc(100% - 4rem);
  }

  .front.about > .right {
    margin-inline: 2rem;
  }

  .front.about .button-inline {
    width: 50%;
  }
}

.skill-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  width: 6rem;
  transition: transform 0.3s ease;
}

.skill-item img {
  aspect-ratio: 1/1;
  max-height: 6rem;
  max-width: 6rem;
}

.skill-item:hover {
  transform: translateY(-0.5rem);
}

.skills-about .grid-row {
  width: min(100%, 54rem);
  display: grid;
  grid-template-columns: repeat(auto-fill, 6rem);
  grid-auto-rows: 1fr;
}

.circle-about {
  top: 70vh;
  left: 1100px;
}

.circle-design {
  left: 1100px;
  bottom: 10vh;
}

/* Projects page */

.front.projects {
  height: fit-content;
  margin: 2rem 3rem;
  gap: 2rem;
}

.front.contact {
  height: fit-content;
  padding: 2rem 4rem;
  border-bottom: var(--line-width) solid var(--line-color);
}

.second.contact {
  padding: 2rem 4rem;
  height: 100%;
}

.front.contact .title h1 {
  font-size: 6.25rem;
}

.second.contact .form .left h1.archivo-black {
  font-size: 2.5rem;
}

.second.contact .left > p {
  max-width: 600px;
}

main.grid-full {
  display: grid;
  grid-auto-rows: auto 1fr;
}

.contact-item {
  padding-left: 1rem;
  font-size: 1.5rem;
}

.contact-item img {
  width: 2rem;
  height: 2rem;
}

/* Design page */

.front.design {
  padding: 4rem;
  height: fit-content;
}

.front.design > p {
  max-width: 800px;
}

.front.design .flex-next img {
  width: 100%;
  max-width: 600px;
}

@media screen and (max-width: 1000px) {
  .front.design .flex-next {
    grid-template-columns: 1fr;
  }

  .small-reverse > div:nth-child(1) {
    order: -1;
  }

  .small-reverse > div:nth-child(1) {
    order: 1;
  }
}

/* Photography page */
.front.photography {
  height: fit-content;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.front.photography > p {
  max-width: 800px;
}

.front.photography > .photo-grid {
  --item-width: calc(calc(100% - 2rem) / 3);
  --min-width: 300px;

  display: grid;
  /* W3C CSS Validator says it's invalid, but this is actually correct syntax */
  grid-template-columns: repeat(
    auto-fill,
    minmax(max(var(--item-width), var(--min-width)), 1fr)
  );
  gap: 1rem;
}

.front.photography > .photo-grid .image,
.front.photography > .photo-grid .image img {
  --width: 100%;
  border-radius: 1rem;
  width: 100%;
  aspect-ratio: 1920/1440;
  object-fit: cover;
  position: relative;
  transition: transform 0.3s ease;
}

.front.photography > .photo-grid .image::after {
  content: "";
  position: absolute;
  z-index: -2;
  top: 1px;
  left: 1px;
  width: calc(var(--width) - 2px);
  aspect-ratio: 1920/1440;
  background: var(--accent);
  border-radius: 1rem;
  transition: transform 0.3s ease;
}

.front.photography > .photo-grid .image:hover {
  transform: translate(0.5rem, -0.5rem);
}

.front.photography > .photo-grid .image:hover::after {
  transform: translate(-0.5rem, 0.5rem);
}

/* Transition element */
.transition {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  background: var(--primary);
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
}

.transition > svg {
  width: 50%;
  height: 50%;
  overflow: visible;
}