* {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  text-decoration: none;
  list-style: none;
  box-sizing: border-box;
}

:root {
  --color-primary: #222779;      /* Azul principal */
  --color-secondary: #222779;    /* Mantém o mesmo azul */
  --color-accent: #fff;          /* Branco para destaques */
  --color-warning: #fff;         /* Branco (sem amarelo) */
  --color-success: #fff;         /* Branco (sem verde) */
  --color-danger: #fff;          /* Branco (sem vermelho) */
  --color-danger-variant: #fff;  /* Branco */
  --color-white: #fff;
  --color-light: #fff;           /* Fundo claro */
  --color-black: #222779;        /* Azul como "preto" */
  --color-bg: #222779;           /* Fundo principal */
  --color-bg1: #222779;          /* Fundo de containers */
  --color-bg2: #fff;             /* Cards brancos */
  --color-shadow: rgba(34, 39, 121, 0.08);

  --container-width-lg: 80%;
  --container-width-md: 90%;
  --container-width-sm: 94%;

  --transition: all 400ms cubic-bezier(.4,0,.2,1);
}

body {
  font-family: "Montserrat", sans-serif;
  line-height: 1.7;
  color: var(--color-primary);
  background: rgb(240, 238, 238);
}

.mini {
  border-radius: 50%;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

section {
  padding: 6rem 0;
}

section h2 {
  text-align: center;
  margin-bottom: 4rem;
}

section h3 {
  text-align: justify;
  margin: 1rem;
  font-size: 1.2rem;
}

h1,
h2,
h3,
h4,
h5 {
  line-height: 1.2;
}

h1 {
  font-size: 2.4rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.6rem;
}

h4 {
  font-size: 1.3rem;
}

a {
  color: var(--color-white);
}

img {
  width: 100%;
  display: block;
  object-fit: cover;
}

.btn {
  display: inline-block;
  background: var(--color-white);
  color: black !important;
  padding: 1rem 2rem;
  border: 1px solid transparent;
  font-weight: 500;
  transition: var(--transition);
  border-radius: 2rem;
}

.btn:hover {
  border-color: var(--color-white);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: var(--transition);
}

.btn-primary:hover {
  transform: scale(1.05);
}

/* =================== NAVBAR ===================== */

/* change navbar styles on scroll using javascript */
.window-scroll {
  background: var(--color-primary);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.2);
}

nav {
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  z-index: 999;
}

.nav__container {
  display: flex;
  height: 70px;
  justify-content: space-between;
  width: 100vw;
  padding: 0 100px;
  align-items: center;
  text-align: center;
  transition: background-color 0.3s ease;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
}

.nav__container.transparent {
  background-color: transparent;
  color: black;
}

.nav__container.scrolled {
 background: transparent; 
}

.nav__menu {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav__menu li a {
  text-decoration: none;
  font-weight: bold;
}

.menu-btn {
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  display: none;
}

nav button {
  display: none;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.nav__menu a {
  font-size: 0.9rem;
  transition: var(--transition);
}

.nav__menu a:hover {
  color: var(--color-accent);
  background: transparent;
  border-bottom: 2px solid var(--color-warning);
  transition: var(--transition);
}

/* =================== HEADER ===================== */

.headers {
  margin-top: 0; /* Remova o espaço do topo */
  border-radius: 0 0 2rem 2rem;
  background: linear-gradient(135deg, #170994 0%, #17aca4 70%);
  color: white;
  min-height: 400px;
  padding-top: 90px; /* Espaço para a navbar fixa */
}

header {
  position: relative;
  overflow: hidden;
  height: 70vh;
}

.header__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  height: 100%;
}

.header__left p {
  margin: 1rem 0 2.4rem;
}

/* =================== CATEGORIES ===================== */
.categories {
  background: rgb(240, 238, 238);
  height: auto;
}

.categories h1 {
  line-height: 1;
  margin-bottom: 3rem;
}

.categories__container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  grid-template-columns: 40% 60%;
}

.categories__left {
  margin-right: 4rem;
}

.categories__left p {
  margin: 1rem 0 3rem;
}

.categories__right {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.category {
  background: var(--color-bg2);
  padding: 2rem;
  border-radius: 2rem;
  transition: var(--transition);
}

.category:hover {
  box-shadow: 0 3rem 3rem rgba(0, 0, 0, 0.3);
  z-index: 1;
}
.category:nth-child(1) .category__icon {
  background: var(--color-danger-variant);
}
.category:nth-child(2) .category__icon {
  background: var(--color-danger);
}

.category:nth-child(3) .category__icon {
  background: var(--color-success);
}

.category:nth-child(4) .category__icon {
  background: var(--color-warning);
}

.category:nth-child(5) .category__icon {
  background: var(--color-success);
}
.category:nth-child(6) .category__icon {
  background: var(--color-danger-variant);
}
.category__icon {
  background: var(--color-primary);
  padding: 0.7rem;
  border-radius: 0.9rem;
}

.category h5 {
  margin: 2rem 0 1rem;
}

.category p {
  font-size: 0.85rem;
}

.courses {
  max-width: 100%;
  text-align: center;
  background: rgb(240, 238, 238);
 }

.btn {
  background: #4c82a1; 
  color: white  !important;
  margin: 20px;
}

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

.course {
  flex-direction: column;
  background: var(--color-bg2);
  text-align: center;
  border: 1px solid transparent;
  margin-top: 20px;
  transition: var(--transition);
}

.course img {
  border-radius: 30px 30px 0px 0px;
  background-color: white;
  width: 100%;
}

.course:hover {
  background: var(--color-bg2);
  transform: scale(1.05);
  border-color: white;
}

.course__info {
  padding: 2rem;
  max-height: 370px;
  min-height: 370px;
  overflow: auto;
}

.course__info p {
  margin: 1.2rem 0 2rem;
  font-size: 0.9rem;
}

/* =================== FAQs ===================== */
.faqs {
  background: rgb(240, 238, 238);
}

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

.faq {
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.4rem;
  height: fit-content;
  background: rgb(255, 255, 255);
  color: #000;
  cursor: pointer;
  border-radius: 30px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.faq h4 {
  font-size: 1rem;
  line-height: 2.2;
}

.faq__icon {
  align-self: flex-start;
  font-size: 1.2rem;
}

.faq p {
  margin-top: 0.8rem;
  display: none;
}

.faq.open p {
  display: block;
}

/* =================== TESTIMONIALS ===================== */
.testimonials__container {
  overflow-x: hidden;
  position: relative;
  margin-bottom: 5rem;
}

.testimonial {
  padding-top: 2rem;
}

.avatar {
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 1rem;
  border: 1rem solid var(--color-bg1);
}

.testimonial__info {
  text-align: center;
}

.testimonial__body {
  background: var(--color-primary);
  padding: 2rem;
  margin-top: 3rem;
  position: relative;
}

.testimonial__body::before {
  content: "";
  display: block;
  background: linear-gradient(135deg,
      transparent,
      var(--color-primary),
      var(--color-primary),
      var(--color-primary));
  width: 3rem;
  height: 3rem;
  position: absolute;
  left: 50%;
  top: -1.5rem;
  transform: rotate(45deg);
}

/* =================== Carrosel ===================== */


.video-carousel {
  padding: 2rem;
}

.swiper {
  width: 100%;
  padding-bottom: 50px;
}

.swiper-slide {
  background: #000;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.swiper-slide video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
}

.swiper-button-next,
.swiper-button-prev {
  color: #fff;
}

.swiper-pagination-bullet {
  background: #fff;
  opacity: 0.7;
}

.swiper-pagination-bullet-active {
  background: #00ffff;
  opacity: 1;
}

/* =================== FOOTER ===================== */
footer {
 background: linear-gradient(135deg, #170994 0%,  #17aca4  100%);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.5);
  color: var(--color-white);
  padding-top: 5rem;
  font-size: 0.9rem;
}

.footer__container {
  display: flex;
  flex-direction: row;
  grid-template-columns: repeat(4, 1fr);
  gap: 5rem;
}

.footer__container>div h4 {
  margin-bottom: 1.2rem;
}

.footer__1 p {
  margin: 0 0 2rem;
}

footer ul li {
  margin-bottom: 0.7rem;
}

footer ul li a:hover {
  text-decoration: underline;
}

.footer__socials {
  display: flex;
  gap: 1rem;
  font-size: 1.2rem;
  margin-top: 2rem;
}

.footer__copyright {
  text-align: center;
  margin-top: 4rem;
  padding: 1.2rem 0;
  border-top: 1px solid var(--color-bg2);
}

/* ===================== MEDIA QUERIES (TABLETS) ==================== */
@media screen and (max-width: 1024px) {
  .container {
    width: var(--container-width-md);
  }

  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.7rem;
  }

  h3 {
    font-size: 1.4rem;
  }

  h4 {
    font-size: 1.2rem;
  }

  /* ====================== NAVBAR ===================== */
  .nav__container {
    padding-left: 0px;
    padding-right: 0px;
    justify-content: center;
  }

  nav button {
    display: inline-block;
    background: transparent;
    font-size: 1.8rem;
    color: var(--color-white);
    cursor: pointer;
  }

  nav button#close-menu-btn {
    display: none;
  }

  .nav__menu {
    position: absolute;
    top: 100%;
    left: 0;
    gap: 0px;
    flex-direction: column;
    background: linear-gradient(135deg, #170994 0%,  #17aca4  40%);

    width: 100%;
    display: none;
    z-index: 100;
  }

  .nav__menu.show {
    display: flex;
  }

  .nav__menu li {
    width: 100%;
    height: 4rem;
    animation: animateNavItems 400ms linear forwards;
    transform-origin: top right;
    opacity: 0;
  }

  #open-menu-btn,
  #close-menu-btn {
    position: fixed;
    background-color: transparent;
    right: 0;
    margin-right: 5px;
    display: block;
  }

  #close-menu-btn {
    display: none;
  }

  .nav__menu li:nth-child(2) {
    animation-delay: 100ms;
  }

  .nav__menu li:nth-child(3) {
    animation-delay: 200ms;
  }

  .nav__menu li:nth-child(4) {
    animation-delay: 300ms;
  }

  @keyframes animateNavItems {
    100% {
      transform: rotateZ(-90deg) rotateX(90deg) scale(0.1);
    }

    100% {
      transform: rotateZ(0) rotateX(0) scale(1);
      opacity: 1;
    }
  }

  .nav__menu li a {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
  }

  .nav__menu li a:hover {
    background: var(--color-bg2);
    color: var(--color-white);
  }

  /* ====================== HEADER ===================== */
  header {
    display: flex;
    height: 100vh;
  }

  .headers {
    margin: 0px;
    margin-top: 70px;
    border-radius: 0px;
    background: linear-gradient(135deg, #170994 0%,  #17aca4  70%);
  }

  .header__container {
    display: flex;
    flex-direction: column;
    overflow: auto;
    /* permite rolagem */
    gap: 0;
    padding-bottom: 3rem;

    scrollbar-width: none;
    /* Firefox */
    -ms-overflow-style: none;
    /* IE/Edge */
  }

  .header__container::-webkit-scrollbar {
    display: none;
    /* Chrome/Safari */
  }

  /* ====================== CATEGORIES ===================== */
  .categories {
    display: flex;
    height: auto;
    text-align: center;
    margin: 0px;
    border-radius: 0px;
  }

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

  .categories__left {
    margin-right: 0;
  }

  /* ====================== POPULAR COURSES ===================== */
  .courses {
    margin: 0px;
    margin-top: 10px;
    border-radius: 0px;
    text-align: center;
  }

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

  /* ====================== FAQs ===================== */
  .faqs {
    margin: 0px;
    margin-bottom: 20px;
    border-radius: 0px;
  }

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

  .faq {
    padding: 1.5rem;
  }

  /* ====================== FOOTER ===================== */
  .footer__container {
    flex-direction: column;
  }
}

/* ======================== MEDIA QUERIES (PHONES) ======================= */
@media screen and (max-width: 600px) {
  .container {
    width: var(--container-width-sm);
  }

  /* ====================== NAVBAR ===================== */
  .nav__menu {
    right: 3%;
  }

  /* ====================== HEADER ===================== */
  header {
    height: 100vh;
  }

  .header__container {
    grid-template-columns: 1fr;
    text-align: center;
    margin-top: 0;
  }

  .header__left p {
    margin-bottom: 1.3rem;
  }

  /* ====================== CATEGORIES ===================== */
  .categories__right {
    grid-template-columns: repeat(1, 1fr);
    gap: 0.7rem;
  }

  .category {
    padding: 1rem;
    border-radius: 1rem;
    min-width: auto;

  }

  .category__icon {
    margin-top: 4px;
    display: inline-block;
  }

  /* ====================== POPULAR COURSES ===================== */
  .courses__container {
    grid-template-columns: 1fr;
  }

  /* ====================== TESTIMONIALS ===================== */
  .testimonial__body {
    padding: 1.2rem;
  }

  /* ====================== FOOTER ===================== */
  .footer__container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .footer__1 p {
    margin: 1rem auto;
  }

  .footer__socials {
    justify-content: center;
  }
}

.category, .course {
  background: var(--color-bg2);
  border-radius: 1.5rem;
  box-shadow: 0 4px 24px var(--color-shadow);
  transition: var(--transition);
}

/* Textos em cards brancos */
.category,
.course {
  color: #222779;
}

/* Corrige títulos dentro dos cards, se necessário */
.category h5,
.category p,
.course h5,
.course p,
.faq h4,
.faq p {
  color: #222779;
}

/* --- HEADER até o topo --- */
.headers {
  margin-top: 0; /* Remova o espaço do topo */
  border-radius: 0 0 2rem 2rem;
  background: linear-gradient(135deg, #170994 0%, #17aca4 70%);
  color: white;
  min-height: 700px;
  padding-top: 90px; /* Espaço para a navbar fixa */
}

/* --- NAVBAR transparente e moderna --- */
.nav__container {
  background: transparent;
  transition: background 0.4s, box-shadow 0.4s;
  border-radius: 0 0 2rem 2rem;
  box-shadow: none;
  padding: 20px;
}

.nav__container a h1 {
  display:flex;
  align-items: center;
  font-size: 24px;
  text-align: center;
}

.nav__container a {
  margin-right: 10px;;
}

/* Quando scrollar, navbar branca e sombra */
.nav__container.scrolled {
  background: #fff;
  box-shadow: 0 4px 24px rgba(34,39,121,0.10);
  color: #222779;
  border-radius: 0 0 2rem 2rem;
}

/* Moderno: nav__menu */
.nav__menu {
  gap: 2rem;
  padding: 0.5rem 2rem;
  border-radius: 2rem;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(34,39,121,0.06);
  transition: background 0.3s;
}

.nav__menu li a {
  color: #222779;
  font-weight: 600;
  padding: 0.5rem 1.2rem;
  border-radius: 1.2rem;
  transition: background 0.2s, color 0.2s;
}

.nav__menu li a:hover {
  color: #fff;
  box-shadow: 0 2px 8px rgba(34,39,121,0.10);
  border-bottom: none;
}

/* Quando navbar scrolled, menu links azul */
.nav__container.scrolled .nav__menu li a {
  color: #222779;
}

/* Botões do menu */
.menu-btn {
  color: #222779;
  background: rgba(255,255,255,0.7);
  border-radius: 50%;
  transition: background 0.2s;
}
.menu-btn:hover {
  background: #222779;
  color: #fff;
}

/* Responsivo: menu mobile moderno */
@media screen and (max-width: 1024px) {
  .nav__menu {
    background: rgba(255,255,255,0.95);
    box-shadow: 0 8px 24px rgba(34,39,121,0.10);
    border-radius: 2rem;
    margin-top: 10px;
  }
  .nav__menu li a {
    color: #222779;
  }
}

/* Navbar transparente: letras brancas */
.nav__container:not(.scrolled):not(.menu-open) .nav__menu li a {
  color: #fff;
}
.nav__container:not(.scrolled):not(.menu-open) .menu-btn,
.nav__container:not(.scrolled):not(.menu-open) h1 {
  color: #fff;
}

/* Navbar branca (scroll/menu aberto): letras pretas */
.nav__container.scrolled .nav__menu li a,
.nav__container.menu-open .nav__menu li a {
  color: #222 !important;
}
.nav__container.scrolled .menu-btn,
.nav__container.menu-open .menu-btn,
.nav__container.scrolled h1,
.nav__container.menu-open h1 {
  color: #222 !important;
}

/* Quando menu mobile está aberto, navbar branca */
.nav__container.menu-open {
  background: #fff !important;
  box-shadow: 0 4px 24px rgba(34,39,121,0.10);
}