*,
p,
ul,
li,
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  padding: 0;
}
body {
  font-family: "Nunito", serif;
  background: #131616;
}
ul {
  list-style: none;
}
a {
  text-decoration: none;
}

.container-a {
  width: 100%;
  max-width: 1140px;
  margin-left: auto;
  margin-right: auto;
}

/* /////////// variables ////////// */
:root {
  --color-a: #fff;
  --color-b: #6d7d7d;
}

/* ///////////////////////////////////////////////////////// */
/* ////////////////// custom css //////////////////////// */
.sec-heading {
  color: var(--color-a);
  font-family: "Kanit";
  font-size: 40px;
  font-weight: 400;
  line-height: 59.8px;
}
.sec-name {
  color: var(--color-b);
  font-family: "Kanit";
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 6.88px;
  line-height: 23.92px;
}
.txt-a {
  color: var(--color-a);
  font-family: "Nunito";
  font-size: 16px;
  font-weight: 400;
  line-height: 21.82px;
}
.txt-b {
  color: var(--color-a);
  font-family: "Kanit";
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 6.88px;
}
.btn-a {
  border-radius: 100px;
  border: 1px solid var(--color-b);
  color: var(--color-a);
  padding-inline: 28px;
  padding-block: 8px;
  text-align: center;
  font-family: "Kanit";
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 6.88px;
  transition: 0.5s ease-in-out;
  &:hover {
    background-color: #fff;
    color: #000;
  }
}
/* bs-5.3 */
.navbar {
  padding: 0;
  padding-top: 32px;
}
.navbar .container-fluid {
  padding: 0;
}
.navbar-nav {
  gap: 55px;
}
.navbar-collapse {
  gap: 52px;
}
.nav-link {
  color: var(--color-a);
  font-family: "Nunito";
  font-size: 16px;
  font-weight: 400;
}

/* ///////////////////////////////////////////////////////// */
/* ///////////////////////////////////////////////////////// */
/* ////////////// Navbar ///////////// */
/* .navbar{
  position: fixed;
  top: 0;
} */

.logo {
  color: var(--color-a);
  font-family: "Kanit";
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 6.88px;
}

/* ////////////// hero-sec ///////////// */
.home .hero-sec {
  width: 100%;
  height: 689px;
  flex-shrink: 0;
  background-image: url("../images/herosec-bg.png");
  background-position: center;
}
.hero-sec .txt-b {
  transform: rotate(-180deg);
  writing-mode: vertical-rl;
  margin-bottom: 32px;
}
.hero-sec .txt-a {
  margin-top: 10px;
  margin-bottom: 32px;
}

/* ////////////// about ///////////// */
.about {
  width: 100%;
  background: #191d1d;
  padding-top: 100px;
  padding-bottom: 250px;
}
.about .txt-block {
  margin-bottom: 75px;
}
.about .txt-block .sec-heading {
  margin-bottom: 19px;
}
.about .txt-block .txt-a {
  max-width: 513px;
}

.about .content-block {
  gap: 23px;
}
.about .content-block .img-block {
  gap: 23px;
}
.about .block-a-a {
  margin-left: 40px;
  padding-block: 40px;
  margin-right: 40px;
}
.about .block-a .sub-block {
  max-width: 125px;
}
.about .block-a .sec-heading {
  color: var(--color-b);
}

/* ////////////// teams ///////////// */

/* *** promo card *** */

.home .promo-card {
  margin-top: -150px;
}
.promo-card {
  border-radius: 50px 50px 0px 50px;
  background: #212828;
}
.promo-card img {
  border-radius: 50px 0px 0px 50px;
}
.promo-card .sec-heading {
  max-width: 519px;
  margin-bottom: 29px;
}
.promo-card .btn-a {
  padding-inline: 52px;
}

/* ****** */
.teams {
  margin-top: 100px;
  margin-bottom: 100px;
}

.teams .sec-heading {
  margin-bottom: 27px;
  max-width: 440px;
}
.teams .txt-a {
  max-width: 440px;
}
.teams .review-block {
  margin-bottom: 75px;
}
.teams .review-block .img-box {
  margin-bottom: 19px;
}
.teams .review-block .img-box img {
  width: 55px;
  height: 55px;
  border-radius: 55px;
  border: 3px solid #121616;
  background-color: #121616;
  margin-left: -14px;
}
.teams .review-block .img-box img:first-child {
  margin-left: 0;
}
.teams .review-block .stars {
  gap: 6px;
}
.teams .img-block {
  gap: 22px;
}

.teams .c-logos {
  margin-top: 75px;
  gap: 40px;
}

/* ////////////// info-sec   ///////////// */

.info-sec {
  gap: 47px;
  margin-bottom: 100px;
}
.info-box {
  padding-bottom: 47px;
}
.info-sec .sub-block {
  max-width: 412px;
}
.info-sec .sub-block .txt-a {
  margin-bottom: 22px;
  color: var(--color-b);
}
/* ////////////// gallery  ///////////// */
.gallery img {
  width: 100%;
  max-width: 480px;
}

/* ////////////// blog  ///////////// */
.blog {
  padding-top: 100px;
  padding-bottom: 75px;
  background: #191d1d;
}

.blog .blog-cards {
  padding-top: 35px;
  padding-bottom: 100px;
  margin-bottom: 75px;
  gap: 26px;
}
.blog .blog-card .card-content {
  padding-inline: 18px;
}
.blog .blog-card .card-content .txt-a {
  color: var(--color-b);
  margin-top: 35px;
  margin-bottom: 35px;
}

.blog .newsletter form {
  gap: 24px;
}
.blog .newsletter input {
  width: 512px;
  padding-block: 8px;
  padding-left: 27px;
  background: transparent;
  border: none;
  color: var(--color-a);
  border-bottom: 1px solid var(--color-b);
}
.blog .newsletter input::placeholder {
  color: var(--color-a);
  font-family: "Nunito";
  font-size: 16px;
  font-weight: 400;
}
.blog .newsletter button {
  background: transparent;
  padding-inline: 48px;
  transition: 0.5s ease-in-out;
  &:hover {
    background-color: #fff;
    color: #000;
  }
}
/* ////////////// footer  ///////////// */

.footer {
  padding-top: 127px;
  padding-bottom: 150px;
}
.footer .block-a {
  margin-bottom: 68px;
  gap: 36px;
}
.footer .footer-menu {
  gap: 55px;
}
.footer hr {
  border-bottom: 1px solid var(--color-b);
  margin: 0;
  padding: 0;
}
.footer .block-b {
  margin-top: 100px;
  gap: 36px;
}
.footer .block-b .txt-a {
  max-width: 479px;
}
.footer .social-icons {
  gap: 20px;
}
.footer .s-icon {
  width: 36px;
  height: 36px;
  border-radius: 36px;
  border: 1px solid var(--color-b);
  display: flex;
  justify-content: center;
  align-items: center;
}
/* *** copyright *** */
.copyright-bg {
  background: #191d1d;
}
.copyright {
  padding-block: 50px;
  gap: 24px;
}
.copyright .block-a {
  gap: 92px;
}
.copyright .block-a .txt-b {
  color: var(--color-b);
}

/* ///////////////////////////////////////////////////////// */
/* ///////////////////////////////////////////////////////// */
/* ////////////// media-quaries ///////////// */
@media screen and (max-device-width: 1400px) {
}
@media screen and (max-device-width: 1200px) {
}
@media screen and (max-device-width: 1140px) {
  .container-a {
    padding-inline: 24px;
  }
}
@media screen and (max-device-width: 992px) {
  .navbar-nav {
    gap: 0px;
  }

  .blog .newsletter input {
    width: auto;
  }
}
@media screen and (max-device-width: 768px) {
}
@media screen and (max-device-width: 576px) {
  .hero-sec .txt-a {
    margin-top: 20px;
    margin-bottom: 32px;
  }

  .about .block-a-a {
    margin-left: 18px;
    margin-right: 18px;
    gap: 20px;
  }

  .promo-card .sec-heading {
    font-size: 26px;
  }

  .teams .img-block {
    gap: 40px;
  }
  .teams .c-logos {
    margin-top: 45px;
    gap: 0px;
  }

  .blog .blog-cards {
    gap: 70px;
    padding-bottom: 0px;
  }
  .blog .newsletter {
    gap: 30px;
  }
  .blog .newsletter form {
    gap: 44px;
  }
  .blog .newsletter input {
    width: 100%;
  }

  .footer {
    padding-top: 80px;
    padding-bottom: 80px;
  }
  .footer .block-b {
    margin-top: 60px;
    gap: 36px;
  }
  .footer .footer-menu {
    gap: 24px;
    padding-inline: 34px;
  }
}