@import url('https://fonts.googleapis.com/css2?family=Comfortaa:wght@300;400;500;600;700&display=swap');

/* Variáveis CSS */
:root {
  --font-family: 'Comfortaa', sans-serif;
  --color-background: #f9f9f9;
  --color-text: black;
  --color-primary: #213685;
  --color-secondary: #83818c;
  --color-border: #dfe2ea;
  --color-footer-bg: #e6e6e6;
  --color-button-bg: #213685;
  --color-button-hover-bg: #1a275a;
  --color-about-bg: #f0f0f0;
  --color-projects-bg: #fafafa;
  --color-nav-bg: #ffffff;
  --color-nav-hover: #333333;
  --box-shadow: 0 10px 40px rgba(159, 162, 177, .8);
  --border-radius: 8px;
}

* {
  margin: 0;
  padding: 0;
  border: 0;
  box-sizing: border-box;
  font-family: var(--font-family);
}

body {
  background-color: var(--color-background);
  color: var(--color-text);
}

.sticky-header{
  position: sticky;
  top:0;
  z-index: 100;
}

header {
  text-align: center;
}

main {
  padding: 2em;
}

.container-about,
.container-projects,
.container-contact {
  margin-bottom: 2em;
}

.container-about{
  text-align: justify;
}

.nav {
  display: inline-flex;
  position: relative;
  overflow: hidden;
  max-width: 100%;
  background-color: var(--color-nav-bg);
  margin: 20px;
  padding: 0 20px;
  z-index: 100;
  border-radius: 40px;
  box-shadow: var(--box-shadow);
}

.nav-item {
  color: var(--color-secondary);
  padding: 20px;
  text-decoration: none;
  transition: .3s;
  margin: 0 6px;
  z-index: 1;
  font-weight: 500;
}

.nav-item:before {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 5px;
  background-color: var(--color-border);
  border-radius: var(--border-radius);
  opacity: 0;
  transition: .3s;
}

.nav-item:not(.is-active):hover:before {
  opacity: 1;
  bottom: 0;
}

.nav-item:not(.is-active):hover {
  color: var(--color-nav-hover);
}

.nav-indicator {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 4px;
  transition: .4s;
  z-index: 1;
  border-radius: var(--border-radius);
}

@media (max-width: 580px) {
  .nav {
    overflow: auto;
     top:0;
  }
}

.container-home {
  margin: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 5%;
  background-color: #ffffff;
  padding: 2em;
  border-radius: var(--border-radius);
  width: 100%;
}

.avatar {
  border-radius: 4px 112px 54px 112px;
  min-width: 15vw;
  max-width: 40vw;
}

.container-image-avatar {
  text-align: center;
  margin-bottom: 1em;
}

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

.contact-button {
  text-decoration: none;
  display: inline-block;
  padding: 10px 40px;
  background-color: var(--color-button-bg);
  color: #ffffff;
  border-radius: 35px;
  margin-top: 35px;
}

.contact-button:hover {
  background-color: var(--color-button-hover-bg);
}

.container-about {
  padding: 2em;
  background-color: var(--color-about-bg);
  border-radius: var(--border-radius);
  margin: 2em 0;
  width: 100%;
}

.container-about h2 {
  margin-bottom: 1em;
}

.container-projects {
  padding: 2em;
  background-color: var(--color-projects-bg);
  border-radius: var(--border-radius);
  margin: 2em 0;
  width: 100%;
}

.container-projects h2 {
  margin-bottom: 1em;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 20px;
}

.project {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  padding: 1em;
  border-radius: var(--border-radius);
}

.project h3 {
  margin-bottom: 0.5em;
}

.project p {
  margin-bottom: 1em;
}

.project-button {
  display: block;
  margin-top: 1em;
  padding: 10px 20px;
  background-color: var(--color-button-bg);
  color: #ffffff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.project-button:hover {
  background-color: var(--color-button-hover-bg);
}

.url-linkedin {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.url-linkedin .social-link {
  text-decoration: none;
}

.url-linkedin img {
  width: 34px;
  height: 34px;
}

footer {
  width: 100%;
  background: var(--color-footer-bg);
  padding: 23px;
  text-align: center;
  font-size: 14px;
  color: var(--color-text);
}

/* Responsividade para dispositivos móveis */
@media (max-width: 768px) {
  .container-home {
    flex-direction: column;
    align-items: center;
  }

  .project-grid {
    grid-template-columns: repeat(auto-fill, minmax(100%, 1fr));
  }
}

@media (max-width: 480px) {
  .nav {
    flex-direction: column;
  }

  .nav-item {
    padding: 10px;
  }

  .container-home {
    padding: 1em;
  }

  .contact-button {
    padding: 8px 20px;
  }

  .project-grid {
    grid-template-columns: repeat(auto-fill, minmax(100%, 1fr));
    gap: 10px;
  }

  .project {
    padding: 1em;
  }
}