/* geral */
* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  font-family: "Roboto", sans-serif;
}

html {
  scroll-behavior: smooth;
}

:root {
  --preto: #000;
  --preto-opaco: #000000a0;
  --branco: #fff;
  --branco-opaco: #ffffffa6;
  --degrade: linear-gradient(
    100deg,
    rgba(29, 78, 216, 1) 0%,
    rgba(22, 163, 74, 1) 70%
  );
  --degrade-titulo: radial-gradient(
    circle,
    rgba(29, 55, 129, 1) 0%,
    rgba(17, 26, 44, 1) 70%
  );
  --azul: #1d4ed8;
  --azul-escuro: #21419b;
  --verde: #16a34a;
  --fundo-cinza: #f3f8fd;
  --cinza-borda: #dee2e6;
}

.interface {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

section {
  scroll-margin-top: 5rem;
}

.titulo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 3rem;

  &::after {
    content: "";
    display: flex;
    width: 50%;
    height: 0.3rem;
    background: var(--degrade);
    border-radius: 1rem;
    margin-top: 0.5rem;
  }
}

/* header */
header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 5rem;
  background-color: var(--fundo-cinza);
  padding: 1rem 0;
  transition: 0.3s ease all;
  z-index: 700;

  & .interface {
    padding: 0 1rem;
    justify-content: space-between;

    & a {
      text-decoration: none;

      & h1 {
        background: var(--degrade);
        background-clip: text;
        color: transparent;
      }
    }

    & nav {
      display: flex;
      gap: 1rem;
      align-items: center;
      justify-content: center;

      & a {
        position: relative;
        overflow: hidden;
        text-decoration: none;
        color: var(--preto);
        font-size: 1.2rem;
        transition: 0.3s ease all;

        &:hover {
          color: var(--azul);
        }

        &:hover::after {
          width: 80%;
        }

        &::after {
          content: "";
          position: absolute;
          left: 50%;
          bottom: 0rem;
          width: 0;
          height: 0.1rem;
          background: var(--azul);
          transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
          transform: translateX(-50%);
        }
      }
    }

    & #btn-menu,
    #overlay,
    #btn-fechar-menu {
      display: none;
    }
  }

  &.ativo {
    background-color: #fffffffa;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
  }
}

/* hero */
#hero {
  height: calc(100dvh - 5rem);
  background-color: var(--fundo-cinza);

  & .interface {
    justify-content: space-between;

    & .txt-hero {
      display: flex;
      flex-direction: column;
      gap: 1rem;

      & .container-icons {
        display: flex;
        align-items: center;
        gap: 1rem;

        & i {
          display: flex;
          align-items: center;
          justify-content: center;
          background-color: #1d4fd841;
          color: #1d4ed8;
          font-size: 2rem;
          width: 3rem;
          height: 3rem;
          border-radius: 50%;
          animation: pular 1s infinite ease-in-out;
        }

        & #verde {
          background-color: #16a34a33;
          color: #16a34a;
          animation-delay: 0.1s;
        }

        & #roxo {
          background-color: #7a2cbf2a;
          color: #7b2cbf;
          animation-delay: 0.2s;
        }
      }

      & h2 {
        font-size: 5rem;
        background: var(--degrade-titulo);
        background-clip: text;
        color: transparent;

        &::after {
          content: "|";
          animation: piscar 1s infinite;
          color: var(--azul);
        }
      }

      & h3 {
        font-size: 2rem;
        font-weight: 400;
        color: var(--preto-opaco);
      }

      & p {
        font-size: 1.5rem;
      }

      & .container-tags {
        display: flex;
        gap: 1rem;
        align-items: center;
        flex-wrap: wrap;

        & span {
          padding: 0.5rem 1rem;
          border-radius: 1.5rem;
          border: 2px solid var(--cinza-borda);
          background-color: var(--branco);
          font-size: 0.9rem;
          transition: 0.3s ease all;

          &:hover {
            box-shadow: rgba(0, 0, 0, 0.16) 0px 1px 4px;
          }
        }
      }

      & .container-btn {
        display: flex;
        gap: 1rem;

        & a {
          padding: 0.5rem 1rem;
          background-color: var(--azul);
          color: var(--branco);
          text-decoration: none;
          border-radius: 0.5rem;
          font-size: 1.1rem;
          transition: 0.2s ease all;

          &:hover {
            background-color: var(--azul-escuro);
          }
        }

        & #curriculo {
          background-color: #fff;
          border: 2px solid var(--azul);
          color: var(--azul);

          &:hover {
            background-color: var(--azul);
            color: var(--branco);
          }
        }
      }
    }

    & .img-hero {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 0.5rem solid var(--branco);
      border-radius: 1rem;
      box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;

      & img {
        border-radius: 1rem;
      }

      & span {
        position: absolute;
        bottom: -7%;
        left: -7%;
        width: 8rem;
        height: 8rem;
        border-radius: 50%;
        background: var(--degrade);
        animation: piscar 2s infinite;
      }

      & #bola-menor {
        bottom: 87%;
        left: 87%;
        width: 5rem;
        height: 5rem;
        animation-delay: 0.5s;
      }
    }

    & #btn-baixo {
      position: absolute;
      bottom: 1rem;
      left: 50%;
      font-size: 2rem;
      color: var(--preto-opaco);
      animation: pular 1s infinite linear;
    }
  }
}

@keyframes piscar {
  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

@keyframes pular {
  0% {
    transform: translateY(0);
  }

  10% {
    transform: translateY(-0.5rem);
  }

  100% {
    transform: translateY(0rem);
  }
}

@keyframes piscar {
  0% {
    opacity: 0.2;
  }

  50% {
    opacity: 0.5;
  }

  100% {
    opacity: 0.2;
  }
}

/* sobre */
#sobre {
  & .interface {
    flex-direction: column;

    & .container-txt-card {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 5rem;

      & .txt-sobre {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        width: 50%;

        & h3 {
          font-size: 1.5rem;

          & i {
            color: #e5383b;
          }
        }

        & p {
          font-size: 1.2rem;
          color: var(--preto-opaco);
        }

        & h4 {
          font-weight: 400;
          font-size: 1.3rem;

          & i {
            color: #fca311;
          }
        }
      }

      & .card-sobre {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        background-color: #f0f8fd;
        width: 50%;
        border-radius: 1rem;
        border: 2px solid var(--cinza-borda);
        padding: 2rem;
        box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;

        & img {
          object-fit: cover;
          object-position: center;
          width: 10rem;
          height: 10rem;
          border-radius: 50%;
          border: 0.5rem solid #fff;
          box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
        }

        & h3 {
          font-size: 1.7rem;
        }

        & p {
          font-size: 1.3rem;
          color: var(--preto-opaco);
        }

        & .container-info {
          display: flex;
          flex-direction: column;
          gap: 0.5rem;
          width: 100%;
          margin-top: 1rem;

          & p {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;

            & span {
              font-weight: bold;
              color: #000;
            }
          }
        }
      }
    }

    & .tecnologias {
      width: 100%;
      margin-top: 5rem;

      & h3 {
        text-align: center;
        font-size: 2rem;
        margin-bottom: 2rem;
      }

      & .container-cards {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;

        & article {
          display: flex;
          flex-direction: column;
          justify-content: center;
          gap: 0.5rem;
          padding: 1rem;
          border-radius: 0.5rem;
          border: 1px solid var(--cinza-borda);
          box-shadow: rgba(0, 0, 0, 0.15) 1.95px 1.95px 2.6px;
          transition: 0.2s ease all;

          & .topo {
            display: flex;
            align-items: center;
            font-size: 1.4rem;
            gap: 1rem;
          }

          & img {
            width: 3rem;
            height: 3rem;
          }

          & p {
            font-size: 1.1rem;
            color: var(--preto-opaco);
          }

          &:hover {
            transform: translateY(-0.5rem);
          }
        }
      }
    }
  }
}

#projetos {
  background-color: var(--fundo-cinza);

  & .interface {
    flex-direction: column;

    & #descricao {
      font-size: 1.5rem;
      text-align: center;
      margin-bottom: 2rem;
      color: var(--preto-opaco);
    }

    & .container-cards {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      width: 100%;
      gap: 2rem;

      & article {
        display: flex;
        flex-direction: column;
        width: 100%;
        border-radius: 0.5rem;
        overflow: hidden;
        background-color: var(--branco);
        box-shadow:
          rgba(0, 0, 0, 0.02) 0px 1px 3px 0px,
          rgba(27, 31, 35, 0.15) 0px 0px 0px 1px;
        transition: 0.3s ease all;

        & .container-img {
          position: relative;
          height: 13rem;
          width: 100%;
          overflow: hidden;
          transition: 0.3s ease all;

          & img {
            height: 100%;
            width: 100%;
            object-fit: cover;
            object-position: center;
            transition: 0.5s ease all;
          }

          & .container-btn {
            display: none;
            align-items: flex-end;
            justify-content: flex-start;
            padding: 1rem;
            position: absolute;
            bottom: 0;
            left: 0;
            background-color: #0000003f;
            width: 100%;
            height: 100%;
            transition: 0.3s ease all;

            & a {
              margin: 0 0.2rem;
              text-decoration: none;
              color: #fff;
              background-color: var(--azul);
              border-radius: 0.5rem;
              padding: 0.5rem 1rem;
              transition: 0.3s ease all;

              &:hover {
                background-color: var(--azul-escuro);
              }
            }
          }
        }

        & .txt-projeto {
          display: flex;
          flex-direction: column;
          gap: 0.5rem;
          padding: 1rem;

          & h3 {
            font-size: 1.5rem;
          }

          & p {
            font-size: 1.1rem;
            text-align: left;
            margin: 0;
            color: var(--preto-opaco);
          }

          & .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;

            & p {
              padding: 0.5rem 1rem;
              font-size: 0.8rem;
              border: 1px solid var(--cinza-borda);
              border-radius: 1rem;
              color: #000;
              margin: 0;
              font-weight: bold;
            }
          }

          & #btn-mobile {
            display: none;
          }
        }

        &:hover {
          transform: translateY(-1rem);
        }

        &:hover .txt-projeto h3 {
          color: var(--azul);
        }

        &:hover .container-img .container-btn {
          display: flex;
        }

        &:hover .container-img img {
          transform: scale(1.1);
        }
      }
    }
  }
}

#contato {
  & .interface {
    flex-direction: column;

    & #descricao {
      margin-bottom: 2rem;
      font-size: 1.5rem;
      color: var(--preto-opaco);
    }

    & .container-form {
      display: flex;
      justify-content: space-between;
      width: 100%;
      gap: 2rem;

      & form {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        gap: 1rem;
        padding: 2rem;
        border-radius: 1rem;
        background-color: #f0f8fd;
        width: 50%;
        min-height: 100%;
        box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;

        & .input-group {
          display: flex;
          flex-direction: column;
          gap: 0.5rem;

          & input {
            padding: 0.5rem;
            border-radius: 0.5rem;
            border: 1px solid var(--cinza-borda);
            font-size: 1.1rem;
          }

          & textarea {
            padding: 0.5rem;
            border: 1px solid var(--cinza-borda);
            font-size: 1.1rem;
            border-radius: 0.5rem;
            min-height: 7rem;
            resize: none;
          }
        }

        & button {
          display: flex;
          justify-content: center;
          align-items: center;
          height: 3rem;
          padding: 1rem;
          font-size: 1.1rem;
          border: none;
          border-radius: 0.5rem;
          background-color: var(--azul);
          color: #fff;
          cursor: pointer;
          transition: 0.3s ease all;

          & .loading {
            display: none;
            gap: 6px;

            & span {
              width: 8px;
              height: 8px;
              background-color: #fff;
              border-radius: 50%;
              animation: bounce 0.5s infinite alternate;
            }

            /* Atraso para criar o efeito de "onda" nos pontos */
            & span:nth-child(2) {
              animation-delay: 0.15s;
            }

            & span:nth-child(3) {
              animation-delay: 0.3s;
            }
          }

          &.is-loading {
            background-color: var(--azul-escuro);
            pointer-events: none;
            cursor: progress;
            opacity: 0.8;

            & .txt {
              display: none;
            }

            & .loading {
              display: flex;
            }
          }

          &:hover {
            background-color: var(--azul-escuro);
          }
        }
      }

      & .container-info {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 50%;

        & .info-row {
          display: flex;
          align-items: center;
          gap: 1rem;
          margin: 1rem 0;

          & i {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            border-radius: 0.5rem;
            width: 3rem;
            height: 3rem;
            background: #1d4fd84d;
            color: var(--azul);
          }

          & .txt-info {
            display: flex;
            flex-direction: column;

            & p {
              font-weight: bold;
            }

            & #info {
              font-weight: 500;
              color: var(--azul);
            }
          }

          &#tel {
            & i {
              background-color: #16a34a48;
              color: #16a34a;
            }

            & .txt-info {
              & #info {
                color: #16a34a;
              }
            }
          }

          &#loc {
            & i {
              background-color: #7a2cbf2d;
              color: #7b2cbf;
            }

            & .txt-info {
              & #info {
                color: #7b2cbf;
              }
            }
          }
        }

        & .container-redes {
          display: flex;
          gap: 1rem;
          align-items: center;
          margin: 1rem 0;

          & a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 3rem;
            height: 3rem;
            padding: 0.5rem;
            border-radius: 0.5rem;
            background-color: #000;
            color: #fff;
            text-decoration: none;
            font-size: 2rem;
            transition: 0.3s ease all;

            &#linkedin {
              background-color: var(--azul);
            }

            &#instagram {
              background: linear-gradient(
                45deg,
                #feda75,
                #fa7e1e,
                #d62976,
                #962fbf,
                #4f5bd5
              );
            }

            &:hover {
              transform: scale(1.1);
            }
          }
        }

        & .card-contato {
          display: flex;
          flex-direction: column;
          gap: 1rem;
          padding: 2rem;
          background: var(--degrade);
          color: #fff;
          border-radius: 1rem;
          box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;

          & p {
            color: var(--branco-opaco);
          }
        }
      }
    }
  }
}

/* Animação dos pontinhos */
@keyframes bounce {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-6px);
  }
}

footer {
  background-color: #101827;
  color: #fff;

  & .interface {
    flex-direction: column;
    gap: 1rem;

    & .topo {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1rem;
      width: 100%;

      & h2 {
        margin-bottom: 1rem;
      }

      & .txt-topo {
        & h2 {
          color: transparent;
          background: var(--degrade);
          background-clip: text;
          width: max-content;
        }

        & p {
          color: var(--branco-opaco);
        }
      }

      .navegacao {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;

        & nav {
          display: flex;
          flex-direction: column;

          & a {
            text-align: center;
            text-decoration: none;
            margin: 0.5rem 0;
            color: var(--branco-opaco);
            transition: 0.3s ease all;

            &:hover {
              color: #fff;
            }
          }
        }
      }

      & .contato {
        display: flex;
        align-items: flex-end;
        flex-direction: column;

        & p {
          margin: 0.5rem 0;
          color: var(--branco-opaco);
        }
      }
    }

    & .meio {
      display: flex;
      justify-content: space-between;
      width: 100%;
      padding: 2rem 0;
      border-top: 1px solid var(--branco-opaco);
      border-bottom: 1px solid var(--branco-opaco);
      color: var(--branco-opaco);

      & p {
        & i {
          animation: pulsar 2s infinite;
        }
      }

      & a {
        text-decoration: none;
        color: var(--branco-opaco);
        transition: 0.3s ease all;

        &:hover {
          color: #fff;
        }
      }
    }

    & .baixo {
      margin-top: 1rem;
      color: var(--branco-opaco);
    }
  }
}

@keyframes pulsar {
  0% {
    color: #e5383b;
  }

  50% {
    color: #6b2122;
  }

  100% {
    color: #e5383b;
  }
}

@media screen and (max-width: 767px) {
  /* geral */
  section {
    scroll-margin-top: 4rem;
  }

  .titulo {
    font-size: 1.5rem;
  }

  header {
    height: 4rem;

    .interface {
      & nav {
        position: fixed;
        right: -100%;
        top: 0;
        flex-direction: column;
        background: var(--preto);
        height: 100%;
        width: 80%;
        gap: 2rem;
        z-index: 1000;
        transition: 0.3s ease all;

        & #btn-fechar-menu {
          display: block;
          position: absolute;
          top: 1rem;
          left: 1rem;
          font-size: 2rem;
          color: var(--branco);
        }

        & a {
          width: 100%;
          text-align: center;
          font-size: 2rem;
          color: var(--branco);
        }

        &.ativo {
          right: 0;
        }
      }

      & #btn-menu {
        display: block;
        font-size: 2.5rem;
        color: var(--azul);
        border: none;
        background-color: transparent;
      }

      & #overlay {
        position: fixed;
        top: 0;
        left: 0;
        display: block;
        width: 100%;
        height: 100%;
        visibility: hidden;
        background-color: var(--preto-opaco);
        z-index: 900;

        &.ativo {
          visibility: visible;
        }
      }
    }
  }

  #hero {
    height: auto;

    & .interface {
      flex-direction: column-reverse;
      gap: 2rem;

      & .img-hero {
        width: 100%;
        height: 20rem;
        overflow: hidden;

        & img {
          width: 100%;
          object-fit: cover;
          object-position: center;
        }
      }

      & .txt-hero {
        width: 100%;

        & .container-icons {
          justify-content: center;
        }

        & h2 {
          font-size: 3.5rem;
          text-align: center;
        }

        & h3 {
          font-size: 1.8rem;
        }

        & h3,
        p {
          text-align: center;
        }

        & .container-tags {
          flex-wrap: wrap;
          gap: 0.5rem;
          justify-content: center;
        }

        & .container-btn {
          & a {
            text-align: center;
            width: 50%;
          }
        }
      }

      & #btn-baixo {
        display: none;
      }
    }
  }

  #sobre {
    & .interface {
      & .container-txt-card {
        flex-direction: column;

        & .txt-sobre {
          & p {
            text-align: justify;
          }
        }

        & .txt-sobre,
        .card-sobre {
          width: 100%;
        }
      }

      & .tecnologias {
        & .container-cards {
          grid-template-columns: repeat(2, 1fr);
          gap: 0.5rem;

          & article {
            align-items: center;

            & .topo {
              flex-direction: column;
            }

            & p {
              text-align: center;
            }
          }
        }
      }
    }
  }

  #projetos {
    & .interface {
      & #descricao {
        text-align: justify;
      }

      & .container-cards {
        display: flex;
        overflow: auto;
        width: 100%;
        padding: 1rem 0.5rem;
        gap: 1rem;

        & article {
          justify-content: space-between;
          min-width: 19rem;

          & .container-img {
            .container-btn {
              visibility: hidden;
            }
          }

          & .txt-projeto {
            & #btn-mobile {
              display: flex;
              align-items: center;
              justify-content: center;
              padding: 0.5rem;
              gap: 1rem;

              & a {
                border: 2px solid var(--cinza-borda);
                border-radius: 1rem;
                padding: 0.5rem 1rem;
                text-decoration: none;
                color: var(--preto);
              }

              & #deploy {
                color: var(--azul);
              }
            }
          }
        }
      }
    }
  }

  #contato {
    & .interface {
      & #descricao {
        text-align: justify;
      }

      & .container-form {
        flex-direction: column-reverse;

        & form,
        .container-info {
          width: 100%;
        }
      }
    }
  }

  footer {
    & .interface {
      & .topo {
        grid-template-columns: repeat(2, 1fr);

        & .navegacao {
          display: none;
        }
      }

      & .baixo {
        & p {
          text-align: center;
        }
      }
    }
  }
}

/* para telas muito pequenas */
@media screen and (max-width: 320px) {
  #sobre {
    & .interface {
      & .tecnologias {
        & .container-cards {
          grid-template-columns: repeat(1, 1fr);
        }
      }
    }
  }

  footer {
    & .interface {
      & .topo {
        grid-template-columns: repeat(1, 1fr);
      }
    }
  }
}