@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&display=swap');
* {
    margin: 0;
    padding: 0;
    font-family: 'Poppins';
    box-sizing: border-box;
}

:root {
  --primary-color: #4375e0;
  --secondary-color: #edf2fc;
}

html {
  scroll-behavior: smooth;
}

/* navbar */
header {
  width: 100%;
  padding: 8px 6%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  z-index: 69;
  transition: background-color 0.3s ease;
}

a {
  text-decoration: none;
  color: #000;
}

.logo {
  font-size: 22px;
  font-weight: 700;
}

.logo a span {
  color: var(--primary-color);
}

.nav-menu ul li {
  display: inline-block;
  list-style: none;
  margin: 10px 15px;
  color: #000;
}

.nav-menu ul li a {
  text-decoration: none;
  font-size: 18px;
  position: relative;
}

.nav-menu ul li a::after {
  content: "";
  width: 0;
  height: 2px;
  background: var(--primary-color);
  position: absolute;
  left: 0;
  bottom: -6px;
  transition: 0.5s;
}

.nav-menu ul li a:hover::after {
  width: 100%;
}

.nav-menu .bx {
  display: none;
}

/* home section */
.header-bottom {
  height: 100vh;
  padding: 8% 6% 0;
  display: flex;
  justify-content: space-between;
  background: var(--secondary-color);
}

.hello{
  margin-top: 80px;
  margin-bottom: 8px;
  font-size: 30px;
  font-weight: 600;
  color: var(--primary-color);
}

.header-bottom .bottom-left .name {
  font-size: 60px;
  margin-bottom: 8px;
}

.bottom-left .profession {
  font-size: 34px;
  font-weight: 500;
  margin-bottom: 8px;
}

.bottom-left .profession span {
  color: var(--primary-color);
}

.bottom-left .short-desc {
  font-size: 18px;
  font-weight: 400;
  margin-bottom: 8px;
  line-height: 30px;
}

.profile img{
  width: 65%;
  margin-left: 70px;
}

.bottom-left .btn-cv {
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  background-color: var(--primary-color);
  color: #fff;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.5s;
  margin-top: 12px;
}

.bottom-left .btn-cv:hover {
  background-color: var(--primary-color);
  border: 1px solid black;
  transform: scale(1.1);
}

.bottom-right{
  margin-top: 150px;
}

.header-bottom .bottom-right a {
  display: block;
  font-size: 28px;
  text-decoration: none;
  border-radius: 6px;
  color: #000;
  padding: 6px 10px;
  margin-bottom: 15px;
  transition: all 0.5s;
}

.header-bottom .bottom-right a:hover {
  color: var(--primary-color);
  opacity: 1;
  transform: scale(1.1);
  color: var(--primary-color);
}

header.sticky {
	background: #d3d8f4;
}

/* About */
#about {
  width: 100%;
  min-height: 100vh;
  padding: 60px 6%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}

#about .about-left {
  flex-basis: 36%;
}

#about .about-right {
  flex-basis: 60%;
}

.about-left img {
  width: 90%;
  border-radius: 15px;
  text-align: center;
  transition: 0.5s ease;
  cursor: pointer;
}

.about-left img:hover{
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  transform: scale(1.01);
}

.section-title .sub-title {
  font-size: 40px;
  color: #d9dae7;
  font-weight: 600;
}

.section-title .title {
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
}

.about-right .desc {
  font-size: 16px;
  line-height: 1.4;
  padding: 30px 0;
}

.about-right .tab-titles {
  display: flex;
  margin: 20px 0 30px;
}

.about-right .tab-links {
  margin-right: 50px;
  font-size: 20px;
  font-weight: 500;
  cursor: pointer;
  position: relative;
}

.about-right .tab-links::after {
  content: "";
  width: 0;
  height: 3px;
  background: var(--primary-color);
  position: absolute;
  left: 0;
  bottom: -6px;
  transition: 0.5s;
}

.about-right .tab-links.active-link::after {
  width: 50%;
}

.about-right .tab-contents ul li {
  list-style: none;
  font-size: 18px;
  margin: 10px 0;
}

.about-right .tab-contents ul li span {
  color: var(--primary-color);
  font-size: 16px;
  font-weight: 500;
}

.about-right .tab-contents {
  display: none;
}

.about-right .tab-contents.active-tab {
  display: block;
}

/* Service */
#service {
  background-color: var(--secondary-color);
  padding: 60px 6% 80px;
  text-align: center;
}

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  grid-gap: 40px;
  margin-top: 60px;
  text-align: left;
}

.services div {
  background: #fff;
  padding: 40px 30px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.5s;
}

.services div i {
  font-size: 50px;
  margin-bottom: 30px;
}

.services div h2 {
  font-size: 26px;
  font-weight: 500;
  margin-bottom: 15px;
}

.services div:hover {
  background: #7ca3f6;
  transform: translateY(-10px);
}

/* Portfolio */
#portfolio {
  padding: 60px 6%;
  text-align: center;
}

.project-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  grid-gap: 30px;
  margin-top: 50px;
}

.project-list .project {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
}

.project img {
  width: 100%;
  border-radius: 10px;
  transition: all 0.5s;
}

.project:hover img {
  transform: scale(1.1);
}

.project .layer {
  position: absolute;
  width: 100%;
  height: 0;
  background: linear-gradient(rgba(103, 115, 150, 0.8), rgba(102, 168, 234, 0.8));
  border-radius: 10px;
  left: 0;
  bottom: 0;
  overflow: hidden;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 0 30px;
  transition: all 0.5s;
}

.project:hover .layer {
  height: 100%;
}

.project .layer h3 {
  font-size: 20px;
  font-weight: 500;
  text-transform: uppercase;
}

.project .layer p {
  font-size: 16px;
  line-height: 1.3;
  margin: 20px 0 30px;
}

.project .layer a {
  text-decoration: none;
  width: 50px;
  height: 50px;
  line-height: 50px;
  color: var(--primary-color);
  font-size: 18px;
  background: #fff;
  border-radius: 50%;
  transition: all 0.5s;
}

.project .layer a:hover {
  background: var(--primary-color);
  color: #fff;
  border: 2px solid #fff;
}

/* Contact */
#contact {
  background-color: var(--primary-color);
  padding: 60px 8% 40px;
  text-align: center;
}

#contact .section-title .sub-title {
  color: #fff;
}

#contact .content {
  margin-top: 50px;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: center;
}

.content .contact-left,
.content .contact-right {
  flex-basis: 50%;
}

.content .contact-left form {
  width: 100%;
}

.contact-left form input,
.contact-left form textarea,
.contact-left form button {
  width: 100%;
  border: 0;
  outline: none;
  background: #f7f7f7;
  color: #120f2d;
  resize: none;
  font-size: 14px;
  margin: 8px 0;
  padding: 10px;
  border-radius: 6px;
}

.contact-left form button {
  background: #000;
  color: #f7f7f7;
  font-weight: 500;
  margin: 0;
  border-radius: 0;
  cursor: pointer;
}

.submit-btn{
  display: flex;
  justify-content: center;
  transition: all ease 0.5s;
}

.submit-btn:hover{
  background: var(--secondary-color);
  color: #000;
  transform: scale(1.01);
}

.submit-btn:active{
  transform: scale(0.99);
}

.arrow{
  font-size: 20px;
  padding-top: 2px;
}

.content .vl {
  border-left: 2px solid #fff;
  height: 300px;
}

.content .contact-right {
  text-align: left;
  color: #fff;
}

.contact-right .col {
  display: flex;
  align-items: center;
  margin: 15px 0;
}

.contact-right .col i {
  font-size: 28px;
  margin-right: 10px;
}

.col .info .title {
  font-size: 20px;
}

.copyright {
  font-size: 16px;
  font-weight: 500;
  margin-top: 60px;
  color: #fff;
}

.copyright a {
  text-decoration: none;
  color: #000;
}

.copyright a:hover {
  text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 900px) {
  .nav-menu .bx {
    display: block;
    color: var(--primary-color);
    font-size: 20px;
  }

  .nav-menu ul {
    background-color: #d3d8f4;
    position: fixed;
    top: 0;
    right: -200px;
    width: 200px;
    height: 100vh;
    padding-top: 60px;
    z-index: 2;
    transition: right 0.5s;
  }

  .nav-menu ul li {
    display: block;
    color: var(--primary-color);
    margin: 25px;
  }

  .nav-menu ul .bx {
    position: absolute;
    top: 25px;
    left: 25px;
    cursor: pointer;
  }

  #about .about-left {
    flex-basis: 100%;
    margin-bottom: 40px;
  }

  .about-left img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 50%;
  }

  #about .about-right {
    flex-basis: 100%;
  }

  .about-right .tab-links {
    margin-right: 60px;
    font-size: 22px;
  }

  .about-right .tab-contents ul li {
    font-size: 20px;
  }

  .about-right .tab-contents ul li span {
    font-size: 18px;
  }
}

@media (max-width: 560px) {
  .header-bottom .bottom-left .name {
    font-size: 40px;
  }

  .bottom-left .profession {
    font-size: 20px;
  }

  .bottom-left .short-desc {
    font-size: 18px;
    padding-right: 20%;
  }

  .about-left img {
    width: 80%;
  }

  .about-right .tab-links {
    margin-right: 30px;
    font-size: 20px;
  }

  .about-right .tab-contents ul li,
  .about-right .tab-contents ul li span {
    font-size: 18px;
  }

  #contact .content {
    flex-wrap: wrap;
  }

  .content .contact-left,
  .content .contact-right {
    flex-basis: 100%;
  }

  .content .vl {
    display: none;
  }
}

@media (max-width: 450px) {
  .header-bottom .bottom-left .name {
    font-size: 32px;
  }

  .bottom-left .profession {
    font-size: 18px;
  }

  .bottom-left .short-desc {
    font-size: 16px;
    padding-right: 6%;
  }

  .bottom-left .btn-cv {
    font-size: 14px;
    padding: 8px 12px;
  }

  .section-title .sub-title {
    font-size: 36px;
  }

  .section-title .title {
    font-size: 20px;
  }

  .about-left img {
    width: 80%;
  }

  .about-right .tab-links {
    margin-right: 25px;
    font-size: 18px;
  }

  .about-right .tab-contents ul li,
  .about-right .tab-contents ul li span {
    font-size: 16px;
  }
}