* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --text-color: white;
  --bg-url: url(./assets/bg-desktop.png);
  --stroke-color: rgba(255, 255, 255, 0.5);
  --surface-color: rgba(255, 255, 255, 0.05);
  --surface-color-hover: rgba(0, 0, 0, 0.02);
  --highlight-color: rgba(255, 255, 255, 0.2);
  --switch-bg-url: url(./assets/moon-stars.svg);
  --nav-bg-color: rgba(0, 0, 0, 0.6);
  --nav-link-color: rgba(255, 255, 255, 0.8);
  --nav-link-hover-color: rgba(255, 255, 255, 1);
  --placeholder-color: rgba(255, 255, 255, 0.9);
  --caption-color: #ccc;
}

.light {
  --text-color: black;
  --bg-url: url(./assets/bg-desktop-light.png);
  --stroke-color: rgba(0, 0, 0, 0.5);
  --surface-color: rgba(0, 0, 0, 0.05);
  --surface-color-hover: rgba(0, 0, 0, 0.02);
  --highlight-color: rgba(0, 0, 0, 0.1);
  --switch-bg-url: url(./assets/sun.svg);
  --nav-bg-color: rgba(200, 180, 255, 0.5);
  --nav-link-color: #8567c7;
  --nav-link-hover-color: #6e42c1;
  --placeholder-color: rgba(0, 0, 0, 0.8);
  --caption-color: #666;
}

body {
  background: var(--bg-url) no-repeat top center/cover;
}

body * {
  font-family: "Inter", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  font-variation-settings: "slnt" 0;
  color: var(--text-color);
}

p {
  font-size: 16px;
  font-weight: 400;
  line-height: 28px;
}

hr {
  border: none;
  height: 1px;
  background: var(--stroke-color);
  margin: 24px 0;
  width: 100%;
}

nav {
  backdrop-filter: blur(5px) saturate(180%) brightness(150%) blur(10px);
  background-color: var(--nav-bg-color);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 1;
}

@media screen and (max-width: 600px) {
  nav {
    height: 100px;
    padding: 16px 0;
  }
}

#nav-links {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 48px;
  height: 100%;
}

@media screen and (max-width: 700px) {
  #nav-links {
    gap: 24px;
  }
}

@media screen and (max-width: 600px) {
  #nav-links {
    gap: 16px;
  }
  
}

nav a {
  color: var(--nav-link-color);
  text-decoration: none;
  font-weight: 400;
  font-size: 16px;
  padding: 16px;
  text-decoration: none;
}

nav a:hover {
  color: var(--nav-link-hover-color);
}

nav a.active {
  color: var(--nav-link-hover-color);
  font-weight: 500;
}

h1 {
  font-size: 24px;
  font-weight: 500;
  line-height: 32px;
}

h2 {
  font-size: 18px;
  font-weight: 500;
  line-height: 28px;
}

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

#container {
  width: 96%;
  margin: 100px auto 0;
  padding: 0 24px;
}

@media screen and (max-width: 600px) {
  #container {
    margin: 120px auto 0;
  }
}

/* profile */

#profile {
  text-align: center;
  padding: 24px;
}

#profile img {
  width: 112px;
}

#profile p {
  font-weight: 500;
  line-height: 24px;
  margin-top: 8px;
}

/* switch */

#switch {
  position: relative;
  width: 64px;

  margin: 4px auto;
}

#switch button {
  height: 32px;
  width: 32px;

  border: 0;
  border-radius: 50%;
  background: white var(--switch-bg-url) no-repeat center;

  position: absolute;
  top: 50%;
  left: 0;
  z-index: 1;
  transform: translateY(-50%);

  animation: slide-out 0.2s;
}

#switch button:hover {
  outline: 8px solid var(--highlight-color);
}

.light #switch button {
  animation: slide-in 0.2s forwards;
}

#switch span {
  display: block;

  width: 64px;
  height: 24px;

  background: var(--surface-color);
  border: 1px solid var(--stroke-color);
  border-radius: 9999px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

/* typing effect */

.typing {
  display: inline-block;
  margin: 0 auto;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  border-right: 2px solid #fff;
  width: 0;
  animation:
    typing 3s steps(30, end) forwards,
    blink 0.7s step-end 6,
    hide-cursor 0.1s 4s forwards;
}

.typing-wrapper {
  text-align: center;
}

/* Digitação */
@keyframes typing {
  from { width: 0 }
  to { width: 100% }
}

/* Piscar */
@keyframes blink {
  0%, 100% { border-color: transparent }
  50% { border-color: var(--text-color) }
}

/* Remove o cursor */
@keyframes hide-cursor {
  to { border-right: none; }
}

@media (max-width: 899px) {
  .typing {
    width: auto;
    animation: none;
    border-right: none;
    white-space: normal;
  }
}

/* card */

.card-container {
  border: 1px solid var(--stroke-color);
  border-radius: 8px;
  padding: 24px;

  display: flex;
  flex-direction: column;
}

.card-header {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
  gap: 8px;
}

#home {
  margin: 48px auto 24px;
  max-width: 700px;
}

#home hr:nth-of-type(1) {
  margin-top: 48px !important;
}

#home article {
  background-color: var(--surface-color);
  padding: 24px;
  border-radius: 8px;
  margin-top: 24px;
}

#home .buttons {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
}

#skills-icons-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 32px 0px 40px;
}

/* contact */

#contact {
  margin: 40px auto 24px;
  max-width: 800px;
}

#contact .input-container:nth-of-type(1) {
  display: flex;
  flex-direction: row;
  gap: 16px;
}

#contact .input-container:nth-of-type(1) input {
  flex: 1;
}

#contact .input-container:nth-of-type(1) input:nth-of-type(1) {
  border-right: 1px solid var(--stroke-color);
  opacity: 0.8;
}

.hidden {
  display: none;
}

/* about */

#about {
  margin: 40px auto 24px;
  max-width: 800px;
}

#about .card-container {
  gap: 16px;
}

#about .description-container {
  margin-top: 12px;
}

#bio {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* background */

.background {
  margin: 40px auto 24px;
  max-width: 1000px;
}

.background .card-container {
  gap: 24px;
}

.background-container {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 12px;
}

.background-logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
}

.background .description-container {
  margin-top: 12px;
}

#education section {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 24px;
}

.education-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background-color: var(--surface-color);
  border-radius: 8px;
  padding: 16px;
}

@media screen and (max-width: 900px) {
  .education-container {
    flex: none;
    width: calc(50% - 12px);
  }
}

@media screen and (max-width: 600px) {
  .education-container {
    flex: none;
    width: 100%;
  }
}


.education-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  height: 100%;
}

.education-company-container {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
}

.education-container a {
  margin-top: 24px;
  width: 100%;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.education-logo {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  margin-top: 2px;
}

.end-icon {
  margin-left: 8px;
  margin-bottom: 5px;
}

.icon {
  font-size: 20px;
  color: var(--text-color);
}

.company-info {
  margin-top: 4px;
}

.info {
  font-size: 14px;
  font-weight: 300;
  line-height: 20px;
  color: var(--text-color);
}

.caption {
  font-size: 14px;
  font-weight: 300;
  line-height: 24px;
  color: var(--caption-color);
  font-family: 'Inter', sans-serif;
}

.description-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.description-container.collapsed {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

p.description {
  font-size: 14px;
  font-weight: 400;
  line-height: 24px;
  color: var(--text-color);
}

.show-more {
  font-size: 14px;
  font-weight: 500;
  line-height: 24px;
  color: var(--caption-color);
  cursor: pointer;
}

.show-more:hover {
  color: var(--text-color);
}

.skills-container {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

/* form */

form {
  width: 100%;
  margin-top: 16px;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

input,
textarea {
  border: none;
  outline: none;
  background: none;
  padding: 16px;
  margin: 0;
  box-shadow: none;
  font: inherit;
  color: var(--text-color);
  resize: none;
  width: 100%;
  height: 100%;
}

input::placeholder,
textarea::placeholder {
  font-size: 14px;
  font-weight: 400;
  color: var(--placeholder-color);
}

button {
  border: none;
  background: none;
  padding: 0;
  margin: 0;
  box-shadow: none;
  font: inherit;
  color: inherit;
  text-align: inherit;
  cursor: pointer;
}

.input-container {
  background: var(--surface-color);
  border: 1px solid var(--stroke-color);
  border-radius: 8px;
}

.input-textarea {
  height: 120px;
}

.button {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 24px;

  background: var(--surface-color);
  border: 1px solid var(--stroke-color);
  border-radius: 8px;

  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);

  text-decoration: none;
  font-weight: 500;

  transition: background 0.2s;
}

.button:hover {
  background: var(--surface-color-hover);
  border: 1px solid var(--text-color);
}

/* links */

#portifolio-list {
  display: grid;
  flex-wrap: wrap;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
  margin: 40px auto 24px;
  max-width: 1000px;
}

#portifolio-list .card-container {
  gap: 32px;
}

h1.title {
  text-align: center;
}

div.mockup-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--surface-color);
  border-radius: 8px;
  padding: 24px 16px;
}

div.mockup-image-container img {
  width: 100%;
  max-width: 400px;
}

div.links-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}

div.links-container a {
  flex: 1;
}

/* social links */

#social-links {
  display: flex;
  justify-content: center;

  padding: 24px 0;

  font-size: 24px;
}

#social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;

  transition: background 0.2s;
  border-radius: 50%;
}

#social-links a:hover {
  background: var(--highlight-color);
}

span.tag {
  font-size: 12px;
  font-weight: 500;
  line-height: 16px;
  background: var(--surface-color);
  border-radius: 9999px;
  padding: 4px 8px;
}

footer {
  padding: 24px 0;
  text-align: center;
  font-size: 14px;
}

/* media queries */
@media (max-width: 700px) {
  div#portifolio-list {
    grid-template-columns: 1fr;
  }
  :root {
    --bg-url: url(./assets/bg-mobile.png);
  }

  .light {
    --bg-url: url(./assets/bg-mobile-light.png);
  }
}

/* animation */

@keyframes slide-in {
  from {
    left: 0;
  }
  to {
    left: 50%;
  }
}

@keyframes slide-out {
  from {
    left: 50%;
  }
  to {
    left: 0;
  }
}