*,
*:before,
*:after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #08c0dd;
  --secondary-color: #262431;
  --tertiary-color: #2f2c3d;
}

html,
body {
  font-family: "Open Sans", sans-serif;
  background: var(--secondary-color);
  color: #fff;
  line-height: 1.6;
  scroll-behavior: smooth;
}

a {
  color: #fff;
  text-decoration: none;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.btn {
  padding: 0.5rem 2rem;
  background-color: var(--primary-color);
  border: 2px solid transparent;
  color: #fff;
  font-weight: 600;
  border-radius: 50px;
  transition: background-color 0.3s ease;
}

.btn:hover {
  background-color: var(--secondary-color);
  border-color: var(--primary-color);
}

/* Navbar */
.navbar {
  padding: 1rem 2rem;
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1000;
  background-color: transparent;
  transition: background-color 0.3s ease-in-out;
}

.navbar.navbar--scroll {
  background-color: rgba(38, 36, 49, 0.8);
  backdrop-filter: blur(10px);
}

.navbar__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar__logo img {
  width: 112px;
  height: 36px;
}

.navbar__menu-list {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-weight: 600;
}

.navbar__menu-link:hover,
.navbar__mobile-menu-link:hover {
  color: var(--primary-color);
}

.navbar__menu-link--primary,
.navbar__mobile-menu-link--primary {
  color: var(--primary-color);
}

.navbar__menu-link--primary:hover,
.navbar__mobile-menu-link--primary:hover {
  color: #fff;
}

/* Mobile Menu */
.navbar__mobile-menu {
  display: none;
  cursor: pointer;
}

.navbar__mobile-menu-items {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--secondary-color);
  opacity: 0.95;
  padding: 3rem 2rem;
  text-align: center;
  box-shadow: 0 2px 5px rgba(255, 255, 255, 0.1);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.3s ease-in-out;
}

.navbar__mobile-menu-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  font-size: 1.2rem;
}

.navbar__mobile-menu-items {
  transform: translateX(100%);
}

.navbar__mobile-menu-items.active {
  transform: translateX(0);
}

/* Hero */
.hero {
  background: #000 url("../images/header-background.jpg") center center/cover
    no-repeat;
  padding: 11.5rem 2rem 8rem;
}

.hero__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.hero__content {
  max-width: 500px;
}

.hero__title {
  font-size: 3.5rem;
  text-transform: uppercase;
  font-weight: 700;
  line-height: 1.2;
}

.hero__title--primary {
  color: var(--primary-color);
}

.hero__description {
  margin-top: 1.5rem;
  font-size: 1.2rem;
  line-height: 1.6;
}

.hero__image img {
  max-width: 500px;
}

.hero__buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.hero__button {
  padding: 1rem 2rem;
}

.hero__button i {
  margin-right: 0.5rem;
}

/* Testimonials */
.testimonials {
  padding: 4rem 2rem;
  text-align: center;
}

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

.testimonials__card {
  padding: 0 3rem;
}

.testimonials__image img {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  margin-right: auto;
  margin-left: auto;
  margin-bottom: 1.5rem;
}

.testimonials__card-text {
  font-style: italic;
  margin-bottom: 1.5rem;
}

/* Media Queries */
@media (max-width: 992px) {
  /* Hero */
  .hero {
    padding: 10rem;
    text-align: center;
  }

  .hero__container {
    flex-direction: column;
  }

  .hero__title {
    font-size: 2.3rem;
  }

  .hero__buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .hero__button {
    width: 100%;
  }

  .hero__image img {
    max-width: 350px;
  }

  /* Testimonials */
  .testimonials__container {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials__card {
    padding: 0 1.5rem;
  }

  .testimonials__card:nth-child(3) {
    display: none;
  }
}

@media (max-width: 768px) {
  /* Navbar */
  .navbar__menu {
    display: none;
  }

  .navbar__mobile-menu {
    display: block;
  }

  /* Testimonials */
  .testimonials__container {
    grid-template-columns: 1fr;
  }

  .testimonials__card:nth-child(2) {
    display: none;
  }
}