/* start variable  */
:root {
  --burgerColor: #333;
  --maincolor: #10cab7;
  --sectionpadding: 60px;
  --featcolor: #777;
  --maintransition: 0.5s;
  --titlecolor: #ddd;
}
/* end variable */

/* start global rools */
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Work Sans", sans-serif;
  font-size: 10px;
}

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
  color: var(--txtColor);
}
.container {
  margin: 0 auto;
  padding: 0 15px;
}

@media (min-width: 768px) {
  .container {
    width: 750px;
  }
}
@media (min-width: 992px) {
  .container {
    width: 970px;
  }
}
@media (min-width: 1200px) {
  .container {
    width: 1170px;
  }
}

section {
  padding-top: var(--sectionpadding);
  padding-bottom: var(--sectionpadding);
}
section .title {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  margin-top: -140px;
}
section .title .sectiontitle {
  letter-spacing: 12px;
  font-size: 8em;
  line-height: 1.8;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--titlecolor);
  transition: var(--maintransition);
}

section .title .sectiontitle:hover {
  color: var(--maincolor);
  letter-spacing: 5px;
}

section .title p {
  position: relative;
  top: -100px;
  font-size: 2em;
  color: var(--featcolor);
}

@media (max-width: 767px) {
  section .title {
    margin-top: -100px;
  }
  section .title .sectiontitle {
    font-size: 4em;
    letter-spacing: 7px;
  }
  section .title p {
    top: -55px;
    font-size: 1.6em;
  }
}

.scroll-to-top {
  position: fixed;
  bottom: 20px;
  right: -50px;
  width: 50px;
  height: 50px;
  background: var(--maincolor);
  color: #fff;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  line-height: 50px;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--maintransition);
  z-index: 99;
  & i {
    font-size: 2.5em;
    &:hover {
      animation: bounce 0.9s infinite;
    }
  }
  &.display {
    right: 20px;
  }
}
@keyframes bounce {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
  100% {
    transform: translateY(0);
  }
}
/* end global rools */

/* start header */
header {
  position: fixed;
  width: 100%;
  z-index: 77;
  transition: var(--maintransition);
}
header.navbar-scroll {
  backdrop-filter: blur(20px);
  box-shadow: 0 0 10px #ddd;
}
header .container {
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header .container .logo {
  width: 60px;
}
header .container .links {
  position: relative;
  top: -15px;
}
header .container .links .burger {
  position: absolute;
  top: 0;
  right: 0;
  width: 35px;
  height: 25px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: end;
  cursor: pointer;
}
header .container .links .burger span {
  width: 100%;
  height: 2px;
  background-color: var(--burgerColor);
}
header .container .links .burger span:nth-child(2) {
  width: 60%;
  transition: 0.3s;
  margin: 3px 0;
}
header .container .links.display .burger span:nth-child(2) {
  width: 100%;
}
header .container .links ul {
  position: absolute;
  width: 280px;
  background: #fff;
  border-radius: 7px 0 7px 7px;
  top: 50px;
  right: 0;
  display: none;
}
header .container .links.display ul {
  display: block;
}
header .container .links ul::after {
  content: "";
  position: absolute;
  top: -29px;
  right: 0;
  border-bottom: solid 15px #fff;
  border-right: solid 15px transparent;
  border-left: solid 15px transparent;
  border-top: solid 15px transparent;
}

.links ul li:not(:last-child) {
  border-bottom: 2px solid #ddd;
}

.links ul li a {
  display: block;
  padding: 10px 20px;
  font-weight: 400;
  font-size: 2em;
  text-transform: capitalize;
  transition: 0.3s;
}
.links ul li:hover a,
.links ul li.active a {
  padding-left: 30px;
  color: var(--maincolor);
}

/* end header  */
/* landing section start  */
.landing {
  height: 100vh;
  background-image: url(../images/landing.jpg);
  background-position: center;
  background-size: cover;
  display: flex;
  align-items: center;
}

.landing .text {
  text-align: center;
  position: relative;
  top: -50px;
}
.landing .text h1 {
  font-size: 5em;
  font-weight: bold;
  color: var(--maincolor);
}
.landing .text p {
  font-size: 2em;
  line-height: 1.8;
}
/* landing section end  */
/* features section start  */
.features {
  background-color: #f6f6f6;
}
.features .container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  grid-gap: 20px;
}

.features .feat {
  padding: 20px;
  text-align: center;
  line-height: 1.8;
}
.feat i {
  color: var(--maincolor);
  font-size: 4em;
  margin-bottom: 20px;
}
.feat h2 {
  font-size: 2.2em;
  font-weight: bold;
}

.feat p {
  font-size: 1.8em;
  color: var(--featcolor);
}

/* features section end  */

/* services section start  */
.services .content {
  margin-top: 70px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 40px;
}

@media (max-width: 1199px) {
  .services .content .column .image {
    display: none;
  }
}
.services .content .ser {
  display: flex;
  margin-bottom: 40px;
}
.services .content .ser i {
  font-size: 3.5em;
  color: var(--maincolor);
  margin: 5px 15px;
}
@media (max-width: 767px) {
  .services .content .ser {
    flex-direction: column;
    margin-bottom: 20px;
    text-align: center;
  }
}
.services .content .ser .text {
  flex: 1;
}
.services .content .ser .text h2 {
  font-size: 2em;
  line-height: 1.8;
}
.services .content .ser .text p {
  font-size: 1.8em;
}
.services .content .column .image img {
  width: 260px;
  position: relative;
  top: -30px;
}
/* services section end  */
/* portfilio section start  */
.portfolio {
  background-color: #f6f6f6;
}
.portfolio .container .cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}
.portfolio .container .cards .card {
  border-radius: 15px;
  background: #fff;
  transition: var(--maintransition);
}
.portfolio .container .cards .card:hover {
  box-shadow: 0 0 10px #ddd;
}

.portfolio .container .cards .card img {
  width: 100%;
}
.portfolio .container .cards .card .text {
  margin: 20px;
}
.portfolio .container .cards .card .text h2 {
  font-size: 2.2em;
  text-transform: capitalize;
  margin-bottom: 10px;
  transition: var(--maintransition);
}
.portfolio .container .cards .card:hover .text h2 {
  margin-left: 10px;
}
.portfolio .container .cards .card .text p {
  font-size: 1.8em;
  color: var(--featcolor);
}
/* portfilio section end  */
/* about section start  */
.about .container .content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
@media (max-width: 767px) {
  .about .container .content {
    justify-content: center;
  }
}
.about .container .content img {
  width: 260px;
}
.about .container .content .text {
  width: 50%;
  margin: 15px 50px;
}
.about .container .content p {
  font-size: 1.6em;
  line-height: 2;
}
.about .container .content p:first-child {
  font-weight: bold;
}
.about .container .content .text p:last-child {
  color: var(--featcolor);
}
.about .container .content .text hr {
  border-color: var(--maincolor);
  display: inline-block;
  width: 60%;
  margin: 28px auto;
  transition: var(--maintransition);
}
.about .container .content .text:hover hr {
  width: 100%;
}
/* about section  end */
/* contact section start  */
.contact {
  background-color: #f6f6f6;
  height: calc(100vh - 100px);
}
@media (max-width: 767px) {
  .contact {
    height: calc(100vh - 165px);
    display: flex;
    justify-content: center;
    align-items: center;
  }
}
.contact .content {
  text-align: center;
}
.contact .content p {
  font-size: 3.6em;
  font-weight: 800;
  color: #2c4755;
  text-transform: uppercase;
  letter-spacing: 5px;
}
.contact .content a {
  display: inline-block;
  margin: 20px;
  font-size: 3.2em;
  font-family: sans-serif;
  color: var(--maincolor);
  transition: var(--maintransition);
}
.contact .content a:hover {
  letter-spacing: normal;
}
@media (max-width: 767px) {
  .contact .content {
    font-size: 5px;
  }
  .contact .content a {
    letter-spacing: 5px;
  }
  .contact .content p {
    letter-spacing: normal;
  }
}
.contact .content .social {
  font-size: 1.8em;
}
.contact .content .social i {
  margin: 2px 5px;
  cursor: pointer;
}

/* contact section end  */
/* footer start  */
footer {
  background-color: #2c4755;
}
footer .container p {
  font-size: 1.8em;
  text-align: center;
  color: #fff;
  padding: 20px 10px;
}
footer .container p span {
  color: var(--maincolor);
}

/* footer end  */