:root {
    /* Colors
    ____________________*/
    --color-primary: #25ab75;
    --color-primary-dark: #208c61;
    --color-bg-primary: #1a1a1a;
    --color-bg-secondary: #242424;
    --color-bg-footer: #151515;
    --color-white: #ffffff;
    --color-text: #676767;
    --color-border: #373737;
  
    /* Font & Typography
    ___________________*/
    --ff-body: "Space Grotesk", sans-serif;
    /* font sizes */
    --fs-sm: 1.4rem;
    --fs-md: 1.6rem;
    --fs-lg: 2rem;
    --fs-xl: 2.4rem;
    --fs-xxl: 3.2rem;
    --fs-biggest: clamp(3rem, 8vw, 5rem);
    /* font weight */
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
  
    /* z-index
    ___________________*/
    --zindex-menu: 1000;
    --zindex-fixed: 1010;
  
    /* With & Height 
    ------------------*/
    --width-container: 98rem;
    --height-header: 10rem;
    --height-header--scroll: 8rem;
  
    /* Transition and box shadow*/
    --transition: all 0.4s cubic-bezier(0.645, 0.045, 0.355, 1);
    --box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
  }
  
  /* CSS Reset
  --------------------------------------------------------------*/
  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }
  
  h1,
  h2,
  h3,
  h4 {
    color: var(--color-white);
    font-weight: var(--fw-bold);
  }
  
  html {
    font-size: 62.5%;
    scroll-behavior: smooth;
  }
  
  body,
  h1,
  h2,
  h3,
  h4,
  ul,
  p {
    margin: 0;
    padding: 0;
  }
  
  ul {
    list-style-type: none;
  }
  
  img {
    max-width: 100%;
    display: block;
  }
  
  a {
    text-decoration: none;
    color: var(--color-text);
  }
  
  main {
    overflow: hidden;
  }
  
  body {
    background-color: var(--color-bg-primary);
    font-family: var(--ff-body);
    font-size: var(--fs-md);
    color: var(--color-text);
    margin-top: var(--height-header);
    line-height: 1.2;
  }
  
  /* Reusable CSS
  --------------------------------------------------------------*/
  .container {
    width: 90%;
    max-width: var(--width-container);
    margin: auto;
  }
  
  .section {
    padding: 5rem 0;
  }
  
  .section__header {
    margin: 8rem 0;
    text-align: center;
  }
  
  .section__title {
    font-size: var(--fs-xl);
    margin-bottom: 0.5rem;
  }
  
  .section__subtitle {
    font-weight: var(--fw-bold);
    font-size: var(--fs-md);
    position: relative;
  }
  
  .section__subtitle::after {
    position: absolute;
    content: "";
    width: 50%;
    height: 0.5rem;
    background-color: var(--color-primary);
    bottom: -1.5rem;
    left: 50%;
    transform: translateX(-50%);
  }
  
  .d-grid {
    display: grid;
    gap: 3rem;
  }
  
  .btn {
    display: inline-block;
    padding: 1.5rem 4rem;
    color: var(--color-white);
    font-weight: var(--fw-semibold);
    transition: var(--transition);
  }
  
  .btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 10px;
  }
  
  .btn--primary:hover {
    background-color: var(--color-primary-dark);
  }
  
  .btn--secondary {
    background-color: var(--color-white);
    color: var(--color-bg-primary);
  }
  
  .btn--secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
  }
  
  /* Header
  --------------------------------------------------------------*/
  .header {
    background-color: var(--color-bg-primary);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    height: var(--height-header);
    z-index: var(--zindex-menu);
    transition: var(--transition);
  }
  
  .header--scroll {
    height: var(--height-header--scroll);
    box-shadow: var(--box-shadow);
  }
  
  .nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 100%;
  }
  
  .nav__brand {
    font-size: var(--fs-lg);
    font-weight: var(--fw-bold);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    column-gap: 0.5rem;
  }
  
  .nav__brand i {
    color: var(--color-white);
  }
  
  .nav__list {
    display: flex;
    column-gap: 4rem;
  }
  
  .nav__link {
    transition: var(--transition);
  }
  
  .nav__link:hover {
    color: var(--color-primary);
  }
  
  .nav__toggle {
    display: none;
    font-size: var(--fs-xl);
    color: var(--color-white);
    cursor: pointer;
    transition: var(--transition);
  }
  
  .nav__toggle:hover {
    color: var(--color-primary);
  }
  
  @media screen and (max-width: 968px) {
    .nav__list {
      flex-direction: column;
      justify-content: center;
      align-items: center;
      row-gap: 4rem;
    }
  
    .nav__menu {
      position: fixed;
      top: 0;
      bottom: 0;
      left: 0;
      right: 0;
      background-color: var(--color-bg-primary);
      display: none;
      justify-content: center;
      transition: var(--transition);
    }
  
    .nav__menu--open {
      display: flex;
    }
  
    .nav__toggle {
      display: block;
    }
  
    .nav__brand,
    .nav__toggle {
      z-index: var(--zindex-fixed);
    }
  }
  
  /* Hero
  --------------------------------------------------------------*/
  .hero__wrapper {
    min-height: calc(100vh - var(--height-header));
    padding: 5rem 0;
  }
  
  .hero__content {
    text-align: center;
  }
  
  .hero__title {
    font-size: var(--fs-biggest);
    margin-bottom: 5rem;
    position: relative;
  }
  
  .hero__title::after {
    position: absolute;
    content: "";
    background-color: var(--color-primary);
    width: 10rem;
    height: 0.5rem;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
  }
  
  .hero__description {
    margin-bottom: 5rem;
  }
  
  .hero__info {
    border-top: 1px solid var(--color-border);
    padding-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 5rem;
  }
  
  .hero__info-number {
    font-size: var(--fs-xxl);
    font-weight: var(--fw-bold);
    color: var(--color-white);
    margin-bottom: 1rem;
  }
  
  .hero__info-title {
    font-size: var(--fs-sm);
    font-weight: var(--fw-regular);
    color: var(--color-text);
  }
  
  @media screen and (max-width: 968px) {
    .hero__img {
      width: 280px;
      justify-self: center;
    }
  }
  
  /* About
  --------------------------------------------------------------*/
  .about__content {
    width: 100%;
    margin: auto;
    margin-bottom: 2rem;
    text-align: center;
  }
  
  .about__title {
    font-size: var(--fs-xxl);
    margin-bottom: 3rem;
  }
  
  .about__description {
    margin-bottom: 3rem;
  }
  
  .skills {
    justify-self: center;
    
  }
  
  .skills__title {
    font-size: var(--fs-lg);
    text-align: center;
    margin-bottom: 3rem;
  }
  
  .skills__wrapper {
    display: flex;
    justify-content: center;
    gap: 2rem;
  }
  
  .skills__content {
    background-color: var(--color-bg-secondary);
    box-shadow: var(--box-shadow);
    padding: 5rem;
    width: 100%;
  }
  
  .skills__item {
    margin-bottom: 1rem;
  }
  
  .skills__subtitle {
    text-align: left;
    margin-bottom: 2rem;
  }
  
  .skills__item i {
    color: var(--color-primary);
  }
  
  /* Qualification
  --------------------------------------------------------------*/
  .qualification__wrapper {
    margin-bottom: 5rem;
  }
  
  .qualification__content {
    row-gap: 5rem;
  }
  
  .qualification__name {
    display: flex;
    column-gap: 1rem;
    font-size: var(--fs-lg);
    margin-bottom: 5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
  }
  
  .qualification__title {
    font-size: var(--fs-md);
    font-weight: var(--fw-medium);
    margin-bottom: 1rem;
  }
  
  .qualification__description {
    margin-bottom: 2rem;
  }
  
  .qualification__date {
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
  }
  
  .qualification__footer {
    border-top: 1px solid var(--color-border);
    margin-top: 10rem;
    padding-top: 4rem;
    text-align: center;
  }
  
  .qualification__footer-text {
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    color: var(--color-white);
    margin-bottom: 2rem;
  }
  
  /* Services
  --------------------------------------------------------------*/
  .service__card {
    background-color: var(--color-bg-secondary);
    box-shadow: var(--box-shadow);
    padding: 5rem 3.5rem;
    width: 100%;
    max-width: 30rem;
    justify-self: center;
    transition: var(--transition);
  }
  
  .service__card:hover {
    background-color: var(--color-primary);
  }
  
  .service__card:hover .service__link {
    color: var(--color-white);
  }
  
  .service__icon {
    font-size: 3.5rem;
    color: var(--color-white);
    margin-bottom: 1.5rem;
  }
  
  .service__title {
    font-size: var(--fs-lg);
    margin-bottom: 3rem;
  }
  
  /* Projects
  --------------------------------------------------------------*/
  .project__content {
    width: 100%;
    max-width: 30rem;
    justify-self: center;
  }
  
  .project__img {
    margin-bottom: 2rem;
  }
  
  .project__title {
    color: var(--color-white);
    font-size: var(--fs-lg);
    margin-bottom: 1rem;
  }
  
  .project__description {
    margin-bottom: 2rem;
  }
  
  .project__link {
    font-size: var(--fs-sm);
    text-transform: uppercase;
    color: var(--color-white);
    display: flex;
    align-items: center;
    column-gap: 0.5rem;
    transition: var(--transition);
  }
  
  .project__link:hover {
    color: var(--color-primary);
    column-gap: 1rem;
  }
  
  /* Testimonials
  --------------------------------------------------------------*/
  .testimonial__card {
    background-color: var(--color-bg-secondary);
    box-shadow: var(--box-shadow);
    padding: 3rem 5rem;
    width: 100%;
    max-width: 50rem;
    text-align: center;
    justify-self: center;
    margin-bottom: 2rem;
  }
  
  .testimonial__img {
    max-width: 10rem;
    border-radius: 50%;
    margin: auto;
    margin-bottom: 3rem;
  }
  
  .testimonial__description {
    color: var(--color-white);
    margin-bottom: 3rem;
  }
  
  .testimonial__name {
    font-size: var(--fs-md);
    margin-bottom: 0.5rem;
  }
  
  .testimonial__occupation {
    font-size: var(--fs-sm);
  }
  
  /* testimonial slide */
  .testimonial__wrapper .swiper-wrapper {
    padding-bottom: 5rem;
  }
  
  .testimonial__wrapper .swiper-pagination-bullets {
    justify-content: space-around;
  }
  
  .testimonial__wrapper .swiper-pagination-bullet {
    background-color: var(--color-text);
    border-radius: 0;
    width: 3rem;
    height: 0.5rem;
  }
  
  .testimonial__wrapper .swiper-pagination-bullet-active {
    background-color: var(--color-primary);
  }
  
  /* Contact
  --------------------------------------------------------------*/
  .contact__wrapper {
    border-top: 1px solid var(--color-border);
    padding-top: 3rem;
    text-align: center;
  }
  
  .contact__title {
    font-size: var(--fs-xxl);
    margin-bottom: 2rem;
  }
  
  .contact__content {
    max-width: 45rem;
    margin: auto;
  }
  
  .contact__description {
    margin-bottom: 2rem;
  }
  
  /* Footer
  --------------------------------------------------------------*/
  .footer {
    background-color: var(--color-bg-footer);
    padding: 5rem 0;
  }
  
  .footer__wrapper {
    border-bottom: 1px solid var(--color-bg-secondary);
    padding: 5rem 0;
    gap: 5rem;
  }
  
  .footer__title {
    font-size: var(--fs-lg);
    margin-bottom: 2rem;
  }
  
  .footer__social-list {
    display: flex;
    gap: 3rem;
  }
  
  .footer__social-link {
    font-size: 2rem;
    color: var(--color-white);
    transition: var(--transition);
  }
  
  .footer__contact {
    font-size: var(--fs-lg);
    color: var(--color-white);
    font-weight: var(--fw-bold);
    text-decoration: underline;
    transition: var(--transition);
  }
  
  .footer__social-link:hover,
  .footer__contact:hover {
    color: var(--color-primary);
  }
  
  .footer__copyright {
    font-size: var(--fs-sm);
    text-align: center;
    padding-top: 3rem;
  }
  
  /* Scrollbar
  --------------------------------------------------------------*/
  ::-webkit-scrollbar {
    width: 1rem;
    border-radius: 0.5rem;
    background-color: var(--color-bg-secondary);
  }
  
  ::-webkit-scrollbar-thumb {
    background-color: var(--color-text);
    border-radius: 0.5rem;
  }
  
  ::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-primary);
  }
  
  /* Breakpoints
  --------------------------------------------------------------*/
  
  /* Medium devices*/
  @media screen and (min-width: 560px) {
    .service__wrapper {
      grid-template-columns: repeat(2, 250px);
      justify-content: center;
    }
  
    .qualification__content {
      grid-template-columns: repeat(2, 1fr);
    }
  
    .qualification__footer {
      text-align: initial;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
  
    .qualification__footer-text {
      margin: 0;
    }
  
     .service__card:hover {
          transform: scale(1.05);
          box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
      }
  
    .project__wrapper {
      grid-template-columns: repeat(2, 250px);
      justify-content: center;
    }
  
    .footer__wrapper {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  
  @media screen and (min-width: 768px) {
    .hero__wrapper {
      grid-template-columns: repeat(2, 1fr);
      align-items: center;
    }
  
    .hero__content {
      text-align: initial;
    }
  
    .hero__title::after {
      transform: none;
      left: 0;
    }
  
    .hero__info {
      justify-content: initial;
    }
  
    .hero__img {
      justify-self: flex-end;
    }
  }
  
  /* Large devices */
  
  @media screen and (min-width: 968px) {
    .about__wrapper {
      grid-template-columns: repeat(2, 1fr);
    }
  
    .about__content {
      margin: 0;
    }
  
    .about__content,
    .skills__title {
      text-align: initial;
    }
  
    .qualification__content,
    .service__wrapper,
    .project__wrapper {
      grid-template-columns: repeat(3, 1fr);
    }
  
    .contact__wrapper {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
  
    .contact__content {
      margin: 0;
      text-align: initial;
    }
  
    .footer__wrapper {
      grid-template-columns: repeat(3, 1fr);
    }
  }
  .contact-container {
    display: flex;
    min-height: 100vh;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: 1.4px;
    margin-top: 10px;
}

.contact-wrapper {
    flex: 0 1 700px;
    margin: auto;
    padding: 10px;
    width: 100%;
}

.contact-box {
    position: relative;
    background: #3e3e3e;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    width: 100%;
}

.contact-header {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    background: #4d4d4f;
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
}

.traffic-lights {
    margin-right: auto;
    display: flex;
}

.circle {
    display: inline-block;
    width: 8px;
    height: 8px;
    margin-right: 3px;
    border-radius: 8px;
}

.red { background: #ed1c6f; }
.yellow { background: #e8e925; }
.green { background: #74c54f; }

.contact-content {
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    padding: 20px;
}

.contact-title {
    flex: 1;
    padding: 20px;
    color: #32a852;
    font-size: 26px;
    margin-bottom: 10px;
}