/*=============== GOOGLE FONTS ===============*/
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@100..900&display=swap");

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

  /*========== Colors ==========*/
  /*Color mode HSL(hue, saturation, lightness)*/
  --first-color: hsl(43, 90%, 50%);
  --first-color-alt: hsl(43, 88%, 48%);
  --text-color: hsl(0, 0%, 42%);
  --text-color-lighten: hsl(0, 0%, 92%);
  --black-color: hsl(0, 0%, 8%);
  --white-color: hsl(0, 0%, 100%);
  --body-color: hsl(0, 0%, 98%);
  --body-second-color: hsl(25, 70%, 55%);
  --shadow-img: -8px 8px 16px hsla(0, 0%, 0%, 0.2);

  /*========== Font and typography ==========*/
  /*.5rem = 8px | 1rem = 16px ...*/
  --body-font: "Montserrat", sans-serif;
  --biggest-font-size: 4.5rem;
  --big-font-size: 2.5rem;
  --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;

  /*========== Font weight ==========*/
  --font-regular: 400;
  --font-semi-bold: 600;
  --font-bold: 700;
  --font-extra-bold: 800;

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

/*========== Responsive typography ==========*/
@media screen and (min-width: 1150px) {
  :root {
    --biggest-font-size: 10.5rem;
    --big-font-size: 5.5rem;
    --h1-font-size: 3rem;
    --h2-font-size: 1.5rem;
    --h3-font-size: 1.25rem;
    --normal-font-size: 1rem;
    --small-font-size: 0.875rem;
    --smaller-font-size: 0.813rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

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

body {
  background-color: var(--body-color);
  color: var(--black-color);
}

input,
button {
  border: none;
  outline: none;
}

h1,
h2,
h3,
h4 {
  font-weight: var(--font-bold);
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
}

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

video {
  max-width: 100%;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.container {
  max-width: 1120px;
  margin-inline: 1.5rem;
}

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

.section {
  padding-block: 5rem 1rem;
}

.section__title,
.section__subtitle {
  text-align: center;
}

.section__title {
  font-size: var(--h1-font-size);
  font-weight: var(--font-extra-bold);
  color: var(--black-color);
  margin-bottom: 3rem;
}

.section__subtitle {
  display: block;
  font-size: var(--small-font-size);
  font-weight: var(--font-semi-bold);
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.main {
  overflow: hidden;
}

/*=============== HEADER & NAV ===============*/
.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  background-color: transparent;
  z-index: var(--z-fixed);
  transition: background-color 0.4s, box-shadow 0.4s;
}
.nav {
  position: relative;
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav__logo {
  color: var(--black-color);
  font-weight: var(--font-bold);
}
.nav__toggle,
.nav__close {
  display: inline-flex;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Navigation for mobile devices */
@media screen and (max-width: 1150px) {
  .nav__menu {
    position: fixed;
    top: -120%;
    left: 0;
    background-color: var(--body-color);
    width: 100%;
    padding-block: 4rem;
    box-shadow: 0 4px 16px hsla(0, 0%, 0%, 0.1);
    transition: top 0.4s;
  }
}
.nav__list {
  text-align: center;
  display: flex;
  flex-direction: column;
  row-gap: 1.5rem;
}
.nav__link {
  position: relative;
  color: var(--black-color);
  font-weight: var(--font-semi-bold);
}
.nav__link::after {
  content: "";
  width: 0;
  height: 2px;
  background-color: var(--black-color);
  position: absolute;
  left: 0;
  bottom: -0.5rem;
  transition: width 0.4s;
}
.nav__link:hover::after {
  width: 60%;
}
.nav__close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
}
/* Show menu */
.show-menu {
  top: 0;
}
/* Change background header */
.bg-header {
  background-color: var(--body-color);
  box-shadow: 0 4px 16px hsla(0, 0%, 0%, 0.1);
}
/* Active link */
.active-link::after {
  width: 60%;
}
/*=============== HOME ===============*/
.home {
  position: relative;
  height: 730px;
  background-color: var(--body-second-color);
}
.home__bg,
.home__gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.home__bg {
  object-fit: cover;
  object-position: center;
}
.home__gradient {
  background: linear-gradient(
    180deg,
    hsla(25, 70%, 55%, 0) 80%,
    hsl(25, 70%, 55%) 100%
  );
}
.home__data {
  position: absolute;
  top: 17rem;
  justify-self: center;
  text-align: center;
}
.home__subtitle {
  font-size: var(--small-font-size);
  font-weight: var(--font-semi-bold);
  letter-spacing: 1px;
  margin-bottom: 0.25rem;
}
.home__title {
  font-size: var(--big-font-size);
  font-weight: var(--font-extra-bold);
  letter-spacing: 2px;
  color: var(--white-color);
}
.home__button {
  position: absolute;
  bottom: 5rem;
  justify-self: center;
  color: var(--white-color);
  width: 94px;
  height: 94px;
  border: 2px solid var(--white-color);
  border-radius: 50%;
  display: grid;
  place-content: center;
  text-align: center;
  padding-top: 1rem;
  z-index: 5;
}
.home__button span {
  font-weight: var(--font-semi-bold);
}
.home__button i {
  font-size: 1.5rem;
}
.home__swiper {
  position: relative;
}
.home__img {
  width: 300px;
  margin-inline: auto;
}
/* Swiper class */
.swiper {
  margin-inline: initial;
  align-self: center;
  margin-bottom: 1rem;
}
.swiper-pagination-bullets.swiper-pagination-horizontal {
  height: max-content;
  top: 30rem;
  display: flex;
  justify-content: center;
  column-gap: 1.5rem;
}
.swiper-pagination-bullet {
  color: var(--white-color);
  opacity: 1;
  background: none;
  font-size: var(--normal-font-size);
  font-weight: var(--font-semi-bold);
  transition: color 0.4s;
}
.swiper-pagination-bullet-active {
  color: black;
}
/*=============== BUTTON ===============*/
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  column-gap: 0.5rem;
  background-color: var(--first-color);
  color: var(--black-color);
  padding: 0.75rem 2rem;
  font-weight: var(--font-semi-bold);
  box-shadow: 0 4px 12px hsla(43, 88%, 32%, 0.4);
}
.button i {
  font-weight: initial;
  font-size: 1.5rem;
  transition: transform 0.4s;
}
.button:hover i {
  transform: translateX(0.5rem);
}
.button__ghost {
  background-color: transparent;
  box-shadow: none;
  border: 2px solid var(--white-color);
  color: var(--white-color);
}
/*=============== ABOUT ===============*/
.about {
  background-color: var(--body-second-color);
}
.about__container {
  padding-bottom: 3rem;
  row-gap: 3rem;
}
.about__title {
  color: var(--white-color);
  margin-bottom: 1rem;
}
.about__title span {
  color: var(--black-color);
}
.about__data {
  text-align: center;
}
.about__description {
  margin-bottom: 1.5rem;
  color: var(--white-color);
}
.about__video {
  position: relative;
  width: 250px;
  height: 320px;
  justify-self: center;
  box-shadow: var(--shadow-img);
  transform: skew(-12deg);
  display: grid;
  overflow: hidden;
}
.about__file {
  max-width: initial;
  height: 320px;
  transform: skew(12deg);
  position: absolute;
  justify-self: center;
}

/*=============== MODELS ===============*/
.models__container {
  grid-template-columns: 250px;
  justify-content: center;
  row-gap: 2rem;
}
.models__card {
  position: relative;
  transform: skew(-12deg);
  box-shadow: var(--shadow-img);
}
.models__gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    hsla(0, 0%, 0%, 0) 70%,
    hsl(0, 0%, 0%) 100%
  );
}
.models__data {
  position: absolute;
  bottom: 1rem;
  left: 1.5rem;
  color: var(--white-color);
  transform: skew(12deg);
}
.models__name {
  font-size: var(--h3-font-size);
  margin-bottom: 0.25rem;
  transition: transform 0.4s, opacity 0.4s;
}
.models__info {
  display: block;
  font-size: var(--small-font-size);
  transition: transform 0.4s 0.1s, opacity 0.4s 0.1s;
}
.models__name,
.models__info {
  transform: translateX(5rem);
  opacity: 0;
}
.models__card:hover :is(.models__name, .models__info) {
  transform: translateX(0);
  opacity: 1;
}
/*=============== INFO ===============*/
.info__container {
  row-gap: 3.5rem;
  padding-bottom: 2.5rem;
}
.info__title {
  margin-bottom: 5.5rem;
}
.info__content {
  position: relative;
  display: grid;
}
.info__number {
  font-size: var(--biggest-font-size);
  color: var(--text-color-lighten);
  position: absolute;
  top: -3.5rem;
  justify-self: center;
}
.info__img {
  width: 300px;
  justify-self: center;
  z-index: 5;
}
.info__data {
  display: flex;
  justify-content: center;
  column-gap: 1rem;
}
.info__group h3 {
  font-size: var(--small-font-size);
  margin-bottom: 0.5rem;
}
.info__group p {
  font-size: var(--small-font-size);
  color: var(--text-color);
  text-align: center;
}
/*=============== CONTACT ===============*/
.contact {
  background-color: var(--body-second-color);
}
.contact__container {
  row-gap: 3rem;
  padding-bottom: 2rem;
}
.contact__title {
  color: var(--white-color);
  margin-bottom: 4rem;
}
.contact__form {
  row-gap: 2rem;
}
.contact__inputs {
  row-gap: 2.5rem;
}
.contact__box {
  position: relative;
  width: 100%;
  height: 58px;
}
.contact__input {
  width: 100%;
  height: 100%;
  background-color: var(--body-second-color);
  border: 2px solid var(--white-color);
  padding: 0.75rem;
  color: var(--white-color);
}
.contact__input::placeholder {
  color: var(--white-color);
}
.contact__label {
  position: absolute;
  top: -1.5rem;
  left: 0;
  color: var(--white-color);
  font-size: var(--small-font-size);
  font-weight: var(--font-semi-bold);
}
.contact__input:-webkit-autofill {
  transition: background-color 6000s, color 6000s;
}
.contact__button {
  cursor: pointer;
}
.contact__img {
  width: 250px;
  transform: skew(-12deg);
  justify-self: center;
  box-shadow: var(--shadow-img);
}
/*=============== FOOTER ===============*/
.footer {
  background-color: var(--body-second-color);
  padding-block: 2rem;
}
.footer__container {
  row-gap: 3rem;
}
.footer__logo {
  justify-self: flex-start;
  color: var(--white-color);
  font-size: var(--h3-font-size);
  font-weight: var(--font-bold);
}
.footer__links {
  display: flex;
  flex-direction: column;
  row-gap: 0.5rem;
}
.footer__link {
  color: var(--white-color);
}
.footer__social {
  display: flex;
  column-gap: 0.75rem;
}
.footer__social-link {
  color: var(--white-color);
  font-size: 1.5rem;
  transition: transform 0.4s;
}
.footer__social-link:hover {
  transform: translateY(-0.25rem);
}
.footer__copy {
  display: block;
  margin-top: 6rem;
  color: var(--white-color);
  text-align: center;
  font-size: var(--small-font-size);
}

/*=============== SCROLL BAR ===============*/
::-webkit-scrollbar {
  width: 0.6rem;
  background-color: hsl(0, 0%, 80%);
}
::-webkit-scrollbar-thumb {
  background-color: hsl(0, 0%, 60%);
}
::-webkit-scrollbar-thumb:hover {
  background-color: hsl(0, 0%, 50%);
}
/*=============== SCROLL UP ===============*/
.scrollup {
  position: fixed;
  right: 1rem;
  bottom: -50%;
  background-color: var(--body-color);
  box-shadow: 0 4px 16px hsla(0, 0%, 0%, 0.1);
  color: var(--black-color);
  display: inline-flex;
  padding: 6px;
  font-size: 1.25rem;
  z-index: var(--z-tooltip);
  transition: bottom 0.4s, transform 0.4s;
}
.scrollup:hover {
  transform: translateY(-0.5rem);
}
/* Show Scroll Up */
.show-scroll {
  bottom: 3rem;
}
/*=============== BREAKPOINTS ===============*/
/* For small devices */
@media screen and (max-width: 320px) {
  .container {
    margin-inline: 1rem;
  }
  .home__title {
    font-size: 2rem;
  }
  .home__img {
    width: 270px;
  }
  .about__video {
    width: 200px;
    height: 250px;
  }
  .models__container {
    grid-template-columns: 200px;
  }
  .info__data {
    flex-direction: column;
    align-items: center;
    row-gap: 1rem;
  }
  .contact__img {
    width: 200px;
  }
}
/* For medium devices */
@media screen and (min-width: 576px) {
  .about__container,
  .contact__container {
    grid-template-columns: 400px;
    justify-content: center;
  }
  .footer__container {
    grid-template-columns: repeat(3, max-content);
    justify-content: space-between;
    align-items: flex-start;
  }
}
@media screen and (min-width: 768px) {
  .models__container {
    grid-template-columns: repeat(2, 250px);
  }
  .footer__links {
    flex-direction: row;
    column-gap: 1rem;
  }
}
/* For large devices */
@media screen and (min-width: 1150px) {
  .container {
    margin-inline: auto;
  }
  .section {
    padding-block: 7rem 2rem;
  }
  .section__title {
    margin-bottom: 4rem;
  }
  .nav {
    height: calc(var(--header-height) + 2rem);
  }
  .nav__toggle,
  .nav__close {
    display: none;
  }
  .nav__list {
    flex-direction: row;
    column-gap: 4rem;
  }
  .home {
    height: 830px;
  }
  .home__subtitle {
    font-size: var(--normal-font-size);
    letter-spacing: 3px;
  }
  .home__title {
    letter-spacing: 3px;
  }
  .home__img {
    width: 600px;
  }
  .home__data {
    top: 15rem;
  }
  .home__button {
    bottom: 2rem;
  }
  .swiper {
    margin-block-start: 1rem 0;
  }
  .swiper-pagination-bullets.swiper-pagination-horizontal {
    top: 39rem;
    column-gap: 2rem;
  }
  .about__container {
    grid-template-columns: 400px 450px;
    align-items: center;
    column-gap: 12rem;
    padding-bottom: 5rem;
  }
  .about__title,
  .about__data {
    text-align: initial;
  }
  .about__title {
    margin-bottom: 1rem;
  }
  .about__description {
    margin-bottom: 3.5rem;
  }
  .about__video {
    width: 450px;
    height: 570px;
  }
  .about__file {
    height: 580px;
  }
  .models__container {
    grid-template-columns: repeat(3, 350px);
    column-gap: 2rem;
  }
  .models__data {
    bottom: 2.5rem;
    left: 2rem;
  }
  .models__info {
    font-size: var(--normal-font-size);
  }
  .info__container {
    padding-bottom: 4rem;
  }
  .info__title {
    margin-bottom: 13rem;
  }
  .info__img {
    width: 800px;
  }
  .info__number {
    top: -8.5rem;
  }
  .info__data {
    column-gap: 4rem;
  }
  .info__group h3 {
    font-size: var(--h3-font-size);
  }
  .info__group p {
    font-size: var(--normal-font-size);
  }
  .contact__container {
    grid-template-columns: 450px 500px;
    align-items: center;
    column-gap: 8rem;
    padding-bottom: 4rem;
  }
  .contact__img {
    order: -1;
    width: 450px;
  }
  .contact__title {
    text-align: initial;
  }
  .contact__button {
    justify-self: flex-start;
  }
  .footer {
    padding-top: 3rem;
  }
  .footer__logo {
    font-size: var(--normal-font-size);
  }
  .footer__links {
    column-gap: 2rem;
  }
  .footer__social {
    column-gap: 1rem;
  }
  .scrollup {
    right: 3rem;
  }
}
/* For 2K resolutions (2048 x 1152, 2048 x 1536) */
@media screen and (min-width: 2048px) {
  body {
    zoom: 1.4;
  }
}