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

/*=============== VARIABLES CSS ===============*/
:root {
  --header-height: 4.5rem;

  /*========== Colors ==========*/
  /* Color mode HSL(hue, saturation, lightness) */
  --hue: 24; /* Orange / Vibrant accent */
  --first-color: hsl(var(--hue), 89%, 55%);
  --first-color-alt: hsl(var(--hue), 89%, 45%);
  --title-color: hsl(220, 10%, 95%);
  --text-color: hsl(220, 10%, 75%);
  --text-color-light: hsl(220, 10%, 60%);
  
  /* Dark Mode specific */
  --body-color: hsl(220, 20%, 8%);
  --container-color: hsl(220, 20%, 12%);
  --input-color: hsl(220, 20%, 16%);

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: blur(16px);

  /*========== Font and typography ==========*/
  --body-font: 'Inter', sans-serif;
  --biggest-font-size: 2.5rem;
  --h1-font-size: 2rem;
  --h2-font-size: 1.5rem;
  --h3-font-size: 1.25rem;
  --normal-font-size: 1rem;
  --small-font-size: .875rem;
  --smaller-font-size: .813rem;

  /*========== Font weight ==========*/
  --font-light: 300;
  --font-regular: 400;
  --font-medium: 500;
  --font-semi-bold: 600;
  --font-bold: 700;

  /*========== z index ==========*/
  --z-tooltip: 10;
  --z-fixed: 100;
  --z-modal: 1000;
}

/*========== Light theme ==========*/
body.light-theme {
  --title-color: hsl(220, 10%, 15%);
  --text-color: hsl(220, 10%, 40%);
  --text-color-light: hsl(220, 10%, 55%);
  --body-color: hsl(220, 20%, 98%);
  --container-color: #fff;
  --input-color: hsl(220, 20%, 95%);
  
  /* Glassmorphism adjustments for Light Mode */
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-border: rgba(255, 255, 255, 0.8);
  --glass-blur: blur(20px);
}

/*=============== SCROLL BAR ===============*/
body.light-theme::-webkit-scrollbar {
  background-color: hsl(220, 20%, 90%);
}
body.light-theme::-webkit-scrollbar-thumb {
  background-color: hsl(220, 20%, 80%);
}
body.light-theme::-webkit-scrollbar-thumb:hover {
  background-color: hsl(220, 20%, 70%);
}

/* Responsive typography */
@media screen and (min-width: 968px) {
  :root {
    --biggest-font-size: 4rem;
    --h1-font-size: 2.5rem;
    --h2-font-size: 2rem;
    --h3-font-size: 1.5rem;
    --normal-font-size: 1.125rem;
    --small-font-size: 1rem;
    --smaller-font-size: .875rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  background-color: var(--body-color);
  color: var(--text-color);
  transition: .4s;
  overflow-x: hidden;
}

h1, h2, h3 {
  color: var(--title-color);
  font-weight: var(--font-semi-bold);
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
  transition: .3s;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.container {
  max-width: 1100px;
  margin-inline: 1.5rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.section {
  padding-block: 5rem 2rem;
}

.section__title {
  font-size: var(--h1-font-size);
  margin-bottom: 2rem;
  text-align: center;
  position: relative;
  display: inline-block;
}

/* Gradient Text utility */
.text-gradient {
  background: linear-gradient(90deg, var(--first-color) 0%, #ff8a00 100%);
  -webkit-background-clip: text;
  color: transparent;
  display: inline-block;
}

.text-center {
  text-align: center;
  width: 100%;
}

/* Glassmorphism utility */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

.border-radius {
  border-radius: 1.25rem;
}

.p-8 {
  padding: 2rem;
}

/*=============== BUTTONS ===============*/
.button {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: 1rem 1.75rem;
  border-radius: .5rem;
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: .3s;
  border: none;
  font-family: var(--body-font);
}

.button i {
  font-size: 1.25rem;
  transition: transform .3s ease;
}

.button:hover i {
  transform: translateX(.25rem);
}

.button--primary {
  background-color: var(--first-color);
  color: #fff;
  box-shadow: 0 4px 12px rgba(255, 122, 0, 0.3);
}

.button--primary:hover {
  background-color: var(--first-color-alt);
  box-shadow: 0 6px 16px rgba(255, 122, 0, 0.5);
  transform: translateY(-2px);
}

.button--ghost {
  background-color: transparent;
  color: var(--first-color);
  border: 1px solid var(--first-color);
}

.button--ghost:hover {
  background-color: rgba(255, 122, 0, 0.1);
}

.button--small {
  padding: .75rem 1rem;
  font-size: var(--small-font-size);
}

.button--full {
  width: 100%;
  justify-content: center;
}

/*=============== OBSERVER ANIMATION HIDDEN STATES ===============*/
/* These classes will be toggle by JS Intersection Observer */
.hidden {
  opacity: 0;
  transform: translateY(3rem);
  transition: all 0.8s ease-out;
}

.hidden.show {
  opacity: 1;
  transform: translateY(0);
}

.hidden.align-right {
  transform: translateX(3rem);
}
.hidden.align-right.show {
  transform: translateX(0);
}

/*=============== SCROLL BAR ===============*/
::-webkit-scrollbar {
  width: .6rem;
  border-radius: .5rem;
  background-color: hsl(220, 20%, 15%);
}

::-webkit-scrollbar-thumb {
  background-color: hsl(220, 20%, 30%);
  border-radius: .5rem;
}

::-webkit-scrollbar-thumb:hover {
  background-color: hsl(220, 20%, 40%);
}

/*=============== HEADER & NAV ===============*/
.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: var(--z-fixed);
  transition: .4s;
  padding-top: 1rem;
}

/* Active class added by JS on scroll */
.header.scroll-header {
  padding-top: 0;
}

.header.scroll-header .nav {
  /* Aumenta a opacidade do glass no scroll */
  background: rgba(18, 20, 24, 0.8);
  backdrop-filter: blur(20px);
  border-radius: 0 0 1rem 1rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  margin-top: 0;
  border-top: none;
  border-left: none;
  border-right: none;
}

.nav {
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 100px;
  padding-inline: 1.5rem;
  transition: .4s;
}

.nav__logo {
  color: var(--title-color);
  font-weight: var(--font-bold);
  font-size: var(--h3-font-size);
}

.nav__toggle {
  color: var(--title-color);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.nav__btns {
  display: flex;
  align-items: center;
  column-gap: 1.5rem;
}

.change-theme {
  font-size: 1.5rem;
  color: var(--title-color);
  cursor: pointer;
  transition: .3s;
}

.change-theme:hover {
  color: var(--first-color);
}

/* Mobile Nav Menu */
@media screen and (max-width: 767px) {
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: rgba(18, 20, 24, 0.95);
    backdrop-filter: blur(24px);
    border-left: 1px solid var(--glass-border);
    padding: 6rem 3rem 0;
    transition: .4s;
    flex-direction: column;
    z-index: var(--z-fixed);
  }

  /* class applied by js to show menu */
  .nav__menu.show-menu {
    right: 0;
  }
}

.nav__list {
  display: flex;
  flex-direction: column;
  row-gap: 2.5rem;
}

.nav__link {
  color: var(--text-color);
  font-weight: var(--font-medium);
  transition: .3s;
}

.nav__link:hover {
  color: var(--first-color);
}

.nav__link-button {
  background-color: var(--first-color);
  color: #fff;
  padding: .5rem 1rem;
  border-radius: 2rem;
}

.nav__link-button:hover {
  background-color: var(--first-color-alt);
  color: #fff;
}

/* Active link logic */
.active-link {
  color: var(--first-color);
  position: relative;
}
.active-link::after {
  content: '';
  position: absolute;
  width: 50%;
  height: 2px;
  background-color: var(--first-color);
  bottom: -.5rem;
  left: 0;
}


/*=============== HOME (HERO) ===============*/
.home {
  padding-top: 9rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.home__container {
  grid-template-columns: 1fr;
  row-gap: 3rem;
}

.home__subtitle {
  font-size: var(--h2-font-size);
  color: var(--text-color);
  margin-bottom: .5rem;
  font-weight: var(--font-medium);
}

.home__title {
  font-size: var(--biggest-font-size);
  color: var(--title-color);
  line-height: 1.2;
  margin-bottom: .5rem;
}

.home__profession {
  font-size: var(--h2-font-size);
  margin-bottom: 2rem;
}

.home__description {
  margin-bottom: 2.5rem;
  max-width: 480px;
  line-height: 1.6;
}

.home__buttons {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* blob / image in hero */
.home__img-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
}

.home__blob {
  width: 300px;
  height: 300px;
  border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: blob-bounce 6s infinite ease-in-out alternate;
  box-shadow: 0 0 40px rgba(255, 122, 0, 0.1);
  border: 2px solid var(--glass-border);
}

.home__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes blob-bounce {
  0% { border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%; }
  100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
}


/*=============== ABOUT ===============*/
.about__container {
  grid-template-columns: 1fr;
}

.about__description {
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.about__info {
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.about__box {
  background-color: rgba(255,255,255,0.02);
  border: 1px solid var(--glass-border);
  padding: 1.25rem;
  border-radius: 1rem;
  transition: .3s;
}

.about__box:hover {
  background-color: rgba(255,255,255,0.05);
  transform: translateY(-5px);
  border-color: rgba(255,255,255,0.1);
}

.about__title {
  font-size: var(--h3-font-size);
  color: var(--title-color);
  margin-bottom: .25rem;
}

.about__subtitle {
  font-size: var(--small-font-size);
  color: var(--text-color-light);
}

.about__img-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 2rem;
}

.about__blob {
  width: 280px;
  height: 280px;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: blob-bounce-alt 8s infinite ease-in-out alternate;
  border: 4px solid var(--glass-border);
}

.about__img {
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: drop-shadow(0 4px 12px rgba(255, 122, 0, 0.2));
}

@keyframes blob-bounce-alt {
  0% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
  100% { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; }
}

/*=============== PROJECTS ===============*/
.projects__container {
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 1rem;
}

.projects__card {
  padding: 1.25rem;
  border-radius: 1.5rem;
  transition: .4s;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.projects__content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.projects__card:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 255, 255, 0.15);
}

.projects__img-wrapper {
  width: 100%;
  height: 220px;
  border-radius: 1rem;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.projects__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.projects__card:hover .projects__img {
  transform: scale(1.05);
}

.projects__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1rem;
}

.projects__tag {
  font-size: var(--smaller-font-size);
  background-color: rgba(255, 122, 0, 0.15);
  color: var(--first-color);
  padding: .25rem .75rem;
  border-radius: 1rem;
  font-weight: var(--font-medium);
}

.projects__title {
  font-size: var(--h3-font-size);
  margin-bottom: .75rem;
}

.projects__description {
  font-size: var(--small-font-size);
  color: var(--text-color-light);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.projects__buttons {
  display: flex;
  gap: 1rem;
  margin-top: auto;
}


/*=============== SKILLS ===============*/
.skills__container {
  display: flex;
  justify-content: center;
}

.skills__panel {
  width: 100%;
  max-width: 760px;
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.skills__group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
}

.skills__group-title {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-size: clamp(1.65rem, 1.3rem + .75vw, 2rem);
  color: var(--title-color);
}

.skills__group-title i {
  font-size: 1.35rem;
  color: var(--text-color);
}

.skills__icons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.15rem;
}

.skill__item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .25s ease;
}

.skill__item:hover {
  transform: translateY(-2px) scale(1.03);
}

.skill__tech-icon {
  font-size: 3.35rem;
}

.skill__tech-icon--wp {
  color: var(--title-color);
}

.skills__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
}

.skill__chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .875rem;
  font-weight: var(--font-medium);
  padding: .3rem .65rem;
  border-radius: .15rem;
  color: #fff;
}

.skill__chip--orange { background-color: #ff8a3d; }
.skill__chip--blue { background-color: #007acc; }
.skill__chip--green { background-color: #84cc16; }
.skill__chip--purple { background-color: #7e22ce; }
.skill__chip--red { background-color: #ef4444; }

.skills__icons--tools .skill__item {
  margin-inline: .08rem;
}

.skills__icons--tools .skill__tech-icon {
  font-size: 3.05rem;
}

.skills__img-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 2rem;
}

.skills__blob {
  width: 250px;
  height: 250px;
  border-radius: 50% 50% 30% 70% / 50% 50% 70% 30%;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: blob-bounce-skills 7s infinite ease-in-out alternate;
  border: 4px solid var(--glass-border);
}

.skills__img {
  width: 90%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(255, 122, 0, 0.22));
}

@keyframes blob-bounce-skills {
  0% { border-radius: 50% 50% 30% 70% / 50% 50% 70% 30%; }
  100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
}

/*=============== CONTACT ===============*/
.contact__container {
  grid-template-columns: 1fr;
  row-gap: 3rem;
}

.contact__title {
  font-size: var(--h2-font-size);
  margin-bottom: 1rem;
}

.contact__description {
  margin-bottom: 2rem;
  line-height: 1.6;
}

.contact__socials {
  display: flex;
  gap: 1.25rem;
}

.contact__social-link {
  display: inline-flex;
  background-color: var(--container-color);
  color: var(--title-color);
  font-size: 1.5rem;
  padding: .75rem;
  border-radius: .5rem;
  transition: .3s;
}

.contact__social-link:hover {
  background-color: var(--first-color);
  color: #fff;
  transform: translateY(-3px);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact__inputs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.contact__content {
  position: relative;
  height: max-content;
}

.contact__label {
  display: block;
  font-size: var(--small-font-size);
  font-weight: var(--font-medium);
  color: var(--title-color);
  margin-bottom: .5rem;
}

.contact__input {
  width: 100%;
  background-color: var(--input-color);
  color: var(--text-color);
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  border: 1px solid var(--glass-border);
  padding: 1rem;
  border-radius: .5rem;
  outline: none;
  transition: .3s;
}

::placeholder {
  color: var(--text-color-light);
}

.contact__input:focus {
  border-color: var(--first-color);
  box-shadow: 0 0 0 2px rgba(255, 122, 0, 0.2);
}

.contact__message {
  font-size: var(--small-font-size);
  margin-top: 1rem;
  text-align: center;
  color: #4CAF50; /* Success green */
}


/*=============== FOOTER ===============*/
.footer {
  padding-block: 4rem 2rem;
  border-top: 1px solid var(--glass-border);
  margin-top: 4rem;
}

.footer__container {
  text-align: center;
}

.footer__copy {
  color: var(--text-color-light);
  font-size: var(--small-font-size);
}


/*=============== BREAKPOINTS (Desktop Down / Mobile First) ===============*/
/* For small devices */
@media screen and (max-width: 340px) {
  .container {
    margin-inline: 1rem;
  }
  
  .home__buttons {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .about__info {
    grid-template-columns: 1fr;
  }
  
  .projects__buttons {
    flex-direction: column;
  }
  
  .skills__panel {
    padding: 1.5rem 1rem;
  }

  .skills__group-title {
    font-size: 1.2rem;
  }

  .skill__tech-icon {
    font-size: 2.35rem;
  }

  .skills__icons--tools .skill__tech-icon {
    font-size: 2.2rem;
  }
}

/* For medium devices */
@media screen and (min-width: 576px) {
  .home__container {
    grid-template-columns: 380px;
    justify-content: center;
  }
  
  .projects__container {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact__inputs {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (min-width: 768px) {
  .home__container,
  .about__container,
  .contact__container {
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    gap: 2rem;
  }
  
  .nav {
    border-radius: 100px;
    margin-top: 1rem;
  }
  
  .nav__toggle {
    display: none;
  }
  
  .change-theme {
    margin-left: 2rem;
  }

  .nav__menu {
    border-left: none;
    padding: 0;
    width: auto;
    background: transparent;
    height: auto;
    position: static;
    backdrop-filter: none;
  }
  
  .nav__list {
    flex-direction: row;
    column-gap: 2rem;
    align-items: center;
  }
  
  /* Reset nav active link indicator for desktop to look cleaner */
  .active-link::after {
    bottom: -1.8rem;
    width: 100%;
  }

  .home__img-wrapper {
    order: 1; /* Puts image on right side */
    justify-content: flex-end;
  }
  
  .home__data {
    order: 0;
  }
  
  .home__blob {
    width: 400px;
    height: 400px;
  }
  
  .about__img-wrapper {
    margin-top: 0;
  }

  .about__blob {
    width: 350px;
    height: 350px;
  }
  
  .skills__container {
    display: flex;
    justify-content: center;
  }

  .skills__img-wrapper {
    margin-top: 0;
  }

  .skills__blob {
    width: 320px;
    height: 320px;
  }
  
  .projects__container {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* For large devices */
@media screen and (min-width: 1024px) {
  .section {
    padding-block: 7rem 2rem;
  }
  
  .home {
    padding-top: 11rem;
  }
  
  .nav {
    height: calc(var(--header-height) + 1rem);
  }
  
  .home__description {
    max-width: 500px;
  }
  
  .home__blob {
    width: 450px;
    height: 450px;
  }
  
  .about__data, .contact__info, .contact__form {
    padding: 3rem;
  }
}

@media screen and (min-width: 1152px) {
  .container {
    margin-inline: auto;
  }
}