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

/* ===== VARIABLES CSS ===== */
:root {
  --header-height: 3.5rem;

  /* ========== Colors ========== */
  --primary-color: #6B8E23;
  --primary-color-alt: #4A5D1A;
  --secondary-color: #FF6B35;
  --secondary-color-alt: #E55A2B;
  --title-color: #343A40;
  --text-color: #6C757D;
  --text-color-light: #ADB5BD;
  --body-color: #FFFFFF;
  --container-color: #F8F9FA;
  --border-color: #E9ECEF;
  --shadow-color: rgba(0, 0, 0, 0.1);

  /* ========== Font and typography ========== */
  --body-font: 'Inter', sans-serif;
  --biggest-font-size: 3rem;
  --h1-font-size: 2.25rem;
  --h2-font-size: 1.5rem;
  --h3-font-size: 1.25rem;
  --normal-font-size: 1rem;
  --small-font-size: 0.875rem;
  --smaller-font-size: 0.813rem;

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

  /* ========== Margins Bottom ========== */
  --mb-0-25: 0.25rem;
  --mb-0-5: 0.5rem;
  --mb-0-75: 0.75rem;
  --mb-1: 1rem;
  --mb-1-25: 1.25rem;
  --mb-1-5: 1.5rem;
  --mb-2: 2rem;
  --mb-2-5: 2.5rem;
  --mb-3: 3rem;

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

  /* ========== Transitions ========== */
  --transition: all 0.3s ease;
}

/* Responsive typography */
@media screen and (max-width: 992px) {
  :root {
    --biggest-font-size: 2rem;
    --h1-font-size: 1.5rem;
    --h2-font-size: 1.25rem;
    --h3-font-size: 1rem;
    --normal-font-size: 0.938rem;
    --small-font-size: 0.813rem;
    --smaller-font-size: 0.75rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

body,
button,
input,
textarea {
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
}

body {
  background-color: var(--body-color);
  color: var(--text-color);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  color: var(--title-color);
  font-weight: var(--font-semi-bold);
  line-height: 1.2;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

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

button {
  cursor: pointer;
  border: none;
  outline: none;
}

/* ===== REUSABLE CSS CLASSES ===== */
.container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

.grid {
  display: grid;
}

.section {
  padding: 6rem 0 2rem;
}

.section__header {
  text-align: center;
  margin-bottom: var(--mb-3);
}

.section__title {
  font-size: var(--h2-font-size);
  color: var(--title-color);
  margin-bottom: var(--mb-0-75);
}

.section__subtitle {
  color: var(--text-color);
  max-width: 600px;
  margin: 0 auto;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== BUTTONS ===== */
.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 0.5rem;
  font-weight: var(--font-medium);
  transition: var(--transition);
  text-decoration: none;
}

.button--primary {
  background-color: var(--primary-color);
  color: white;
}

.button--primary:hover {
  background-color: var(--primary-color-alt);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(107, 142, 35, 0.3);
}

.button--secondary {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.button--secondary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* ===== HEADER & NAV ===== */
.header {
  width: 100%;
  background-color: var(--body-color);
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-fixed);
  transition: var(--transition);
  box-shadow: 0 2px 16px var(--shadow-color);
}

.nav {
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__logo-img {
  height: 4.0rem;
  width: auto;
}

.nav__list {
  display: flex;
  column-gap: 2rem;
}

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

.nav__link:hover,
.nav__link.active-link {
  color: var(--primary-color);
}

.nav__link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -0.5rem;
  left: 50%;
  background-color: var(--primary-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav__link:hover::after,
.nav__link.active-link::after {
  width: 100%;
}

.nav__toggle,
.nav__close {
  display: none;
}

/* ===== HOME ===== */
.home {
  padding-top: calc(var(--header-height) + 2rem);
}

.home__container {
  gap: 3rem;
  grid-template-columns: repeat(2, 1fr);
  align-items: center;
}

.home__title {
  font-size: var(--biggest-font-size);
  font-weight: var(--font-bold);
  margin-bottom: var(--mb-1);
}

.home__description {
  margin-bottom: var(--mb-2);
  color: var(--text-color);
  line-height: 1.8;
}

.home__buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.home__img-main {
  width: 100%;
  border-radius: 1rem;
  box-shadow: 0 12px 32px var(--shadow-color);
}

/* ===== SOBRE ===== */
.sobre {
  background-color: var(--container-color);
}

.sobre__container {
  gap: 3rem;
  grid-template-columns: repeat(2, 1fr);
  align-items: center;
}

.sobre__content {
  display: grid;
  gap: 2rem;
}

.sobre__card {
  background-color: var(--body-color);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 16px var(--shadow-color);
  transition: var(--transition);
}

.sobre__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px var(--shadow-color);
}

.sobre__card-icon {
  width: 4rem;
  height: 4rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--mb-1);
}

.sobre__card-icon i {
  font-size: 1.5rem;
  color: white;
}

.sobre__card-title {
  font-size: var(--h3-font-size);
  margin-bottom: var(--mb-0-5);
}

.sobre__card-description {
  color: var(--text-color);
  line-height: 1.6;
}

.sobre__img-main {
  width: 100%;
  border-radius: 1rem;
  box-shadow: 0 12px 32px var(--shadow-color);
}

/* ===== NÚMEROS ===== */
.numeros {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-color-alt));
  color: white;
}

.numeros__container {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.numeros__card {
  text-align: center;
  padding: 2rem;
}

.numeros__icon {
  width: 4rem;
  height: 4rem;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--mb-1);
}

.numeros__icon i {
  font-size: 1.5rem;
  color: white;
}

.numeros__number {
  font-size: var(--biggest-font-size);
  font-weight: var(--font-bold);
  color: white;
  margin-bottom: var(--mb-0-5);
}

.numeros__text {
  color: rgba(255, 255, 255, 0.8);
}

/* ===== COMO FUNCIONA ===== */
.processo__container {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.processo__step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.processo__number {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-bold);
  font-size: var(--h3-font-size);
  flex-shrink: 0;
}

.processo__title {
  font-size: var(--h3-font-size);
  margin-bottom: var(--mb-0-5);
}

.processo__description {
  color: var(--text-color);
  line-height: 1.6;
}

/* ===== PARTICIPAR ===== */
.participar {
  background-color: var(--container-color);
}

.participar__container {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.participar__card {
  background-color: var(--body-color);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 16px var(--shadow-color);
  transition: var(--transition);
  text-align: center;
}

.participar__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px var(--shadow-color);
}

.participar__icon {
  width: 4rem;
  height: 4rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--mb-1);
}

.participar__icon i {
  font-size: 1.5rem;
  color: white;
}

.participar__title {
  font-size: var(--h3-font-size);
  margin-bottom: var(--mb-1);
}

.participar__description {
  color: var(--text-color);
  margin-bottom: var(--mb-1-5);
  line-height: 1.6;
}

.participar__list {
  text-align: left;
}

.participar__list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--mb-0-5);
  color: var(--text-color);
}

.participar__list i {
  color: var(--primary-color);
  font-size: 0.875rem;
}

/* ===== RESULTADOS ===== */
.resultados__container {
  gap: 3rem;
  grid-template-columns: repeat(2, 1fr);
  align-items: center;
}

.resultados__content {
  display: grid;
  gap: 2rem;
}

.resultados__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.resultados__icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.resultados__icon i {
  font-size: 1.25rem;
  color: white;
}

.resultados__title {
  font-size: var(--h3-font-size);
  margin-bottom: var(--mb-0-5);
}

.resultados__description {
  color: var(--text-color);
  line-height: 1.6;
}

.resultados__img-main {
  width: 100%;
  border-radius: 1rem;
  box-shadow: 0 12px 32px var(--shadow-color);
}

/* ===== CONTATO ===== */
.contato {
  background-color: var(--container-color);
}

.contato__container {
  gap: 3rem;
  grid-template-columns: repeat(2, 1fr);
}

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

.contato__card {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background-color: var(--body-color);
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 16px var(--shadow-color);
}

.contato__icon {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contato__icon i {
  font-size: 1.25rem;
  color: white;
}

.contato__title {
  font-size: var(--h3-font-size);
  margin-bottom: var(--mb-0-25);
}

.contato__description {
  color: var(--text-color);
  line-height: 1.6;
}

/* ===== FORM ===== */
.form {
  background-color: var(--body-color);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 16px var(--shadow-color);
}

.form__group {
  margin-bottom: var(--mb-1-5);
}

.form__input {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  color: var(--text-color);
  transition: var(--transition);
  background-color: var(--body-color);
}

.form__input:focus {
  border-color: var(--primary-color);
  outline: none;
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

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

/* ===== FOOTER ===== */
.footer {
  background-color: var(--title-color);
  color: white;
  padding: 3rem 0 1rem;
}

.footer__container {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: var(--mb-2);
}

.footer__logo-img {
  height: 3rem;
  width: auto;
  margin-bottom: var(--mb-1);
}

.footer__description {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

.footer__title {
  font-size: var(--h3-font-size);
  margin-bottom: var(--mb-1);
  color: white;
}

.footer__links {
  display: grid;
  gap: 0.5rem;
}

.footer__link {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition);
}

.footer__link:hover {
  color: var(--secondary-color);
}

.footer__info {
  display: grid;
  gap: 0.5rem;
}

.footer__info li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.8);
}

.footer__info i {
  color: var(--secondary-color);
}

.footer__social {
  display: flex;
  gap: 1rem;
}

.footer__social-link {
  width: 2.5rem;
  height: 2.5rem;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: var(--transition);
}

.footer__social-link:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1rem;
  text-align: center;
}

.footer__copy {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--small-font-size);
}

/* ===== SCROLL UP ===== */
.scrollup {
  position: fixed;
  right: 1rem;
  bottom: -20%;
  background-color: var(--primary-color);
  opacity: 0.8;
  padding: 0.5rem;
  border-radius: 0.4rem;
  z-index: var(--z-tooltip);
  transition: var(--transition);
  color: white;
}

.scrollup:hover {
  background-color: var(--primary-color-alt);
  opacity: 1;
}

.scrollup__icon {
  font-size: 1.5rem;
  color: white;
}

/* Show scroll */
.show-scroll {
  bottom: 5rem;
}

/* ===== BREAKPOINTS ===== */
/* For large devices */
@media screen and (max-width: 992px) {
  .container {
    margin-left: var(--mb-1-5);
    margin-right: var(--mb-1-5);
  }

  .button {
    padding: 1rem 1.75rem;
  }

  .home__container,
  .sobre__container,
  .resultados__container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .home__img,
  .sobre__img,
  .resultados__img {
    order: -1;
  }

  .contato__container {
    grid-template-columns: 1fr;
  }
}

/* For medium devices */
@media screen and (max-width: 768px) {
  .nav__menu {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100%;
    background-color: var(--body-color);
    padding: 2rem 1.5rem 4rem;
    box-shadow: 0 -1px 4px var(--shadow-color);
    border-radius: 1.5rem 1.5rem 0 0;
    transition: var(--transition);
  }

  .nav__list {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .nav__link {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: var(--small-font-size);
    color: var(--title-color);
    font-weight: var(--font-medium);
  }

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

  .nav__icon {
    font-size: 1.2rem;
  }

  .nav__close {
    position: absolute;
    right: 1.3rem;
    bottom: 0.5rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
  }

  .nav__close:hover {
    color: var(--primary-color-alt);
  }

  .nav__toggle {
    font-size: 1.1rem;
    cursor: pointer;
  }

  .nav__toggle,
  .nav__close {
    display: block;
  }

  /* Show menu */
  .show-menu {
    bottom: 0;
  }

  .section {
    padding: 2rem 0 4rem;
  }

  .home {
    padding-bottom: 0;
  }

  .home__buttons {
    justify-content: center;
  }

  .participar__container,
  .processo__container {
    grid-template-columns: 1fr;
  }
}

/* For small devices */
@media screen and (max-width: 350px) {
  .container {
    margin-left: var(--mb-1);
    margin-right: var(--mb-1);
  }

  .nav__menu {
    padding: 2rem 0.25rem 4rem;
  }

  .nav__list {
    column-gap: 0;
  }

  .home__buttons {
    flex-direction: column;
    align-items: center;
  }

  .button {
    width: 100%;
    max-width: 300px;
  }

  .numeros__container {
    grid-template-columns: 1fr;
  }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* ===== SCROLL REVEAL ===== */
.sr-hidden {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.sr-visible {
  opacity: 1;
  transform: translateY(0);
}