:root {
  /* Colors - Modern & Professional */
  --color-primary:  #20c997;
  --color-primary-dark: #198754;
  --color-accent: #3db4f2;
  --color-bg-primary: #121212;
  --color-bg-secondary: #1a1a1a;
  --color-bg-footer: #101010;
  --color-white: #ffffff;
  --color-light-gray: #bfbfbf;
  --color-text: #d1d1d1;
  --color-subtext: #7a7a7a;
  --color-border: #2e2e2e;
  --color-danger: #e74c3c;
--color-warning: #f39c12;


  /* Typography */
  --ff-body: "Space Grotesk", sans-serif;
  --ff-heading: "Poppins", sans-serif;

  /* Font Sizes (scalable & responsive) */
  --fs-xs: 1.2rem;
  --fs-sm: 1.4rem;
  --fs-md: 1.6rem;
  --fs-lg: 2rem;
  --fs-xl: 2.4rem;
  --fs-xxl: 3.2rem;
  --fs-huge: clamp(3rem, 6vw, 5rem);

  /* Font Weight */
  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  /* Z-Index */
  --zindex-menu: 1000;
  --zindex-fixed: 1100;

  /* Dimensions */
  --width-container: min(90%, 120rem);
  --height-header: 10rem;
  --height-header--scroll: 7rem;

  /* Transition & Animation */
  --transition: all 0.3s ease-in-out;
  --transition-fast: all 0.2s ease;
  --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  --box-shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.08);
}



/* CSS Reset
--------------------------------------------------------------*/
/* CSS Reset & Base Styles
--------------------------------------------------------------*/

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Typography Reset */
h1, h2, h3, h4 {
  color: var(--color-white);
  font-family: var(--ff-heading);
  font-weight: var(--fw-bold);
  line-height: 1.3;
  letter-spacing: -0.03em;
}

html {
  font-size: 62.5%; /* 1rem = 10px */
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-bg-primary);
  font-family: var(--ff-body);
  font-size: var(--fs-md);
  color: var(--color-text);
  line-height: 1.6;
  margin-top: var(--height-header);
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* List & Image Reset */
ul {
  list-style: none;
}

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

/* Anchor Tags */
a {
  text-decoration: none;
  color: var(--color-text);
  transition: color 0.2s ease;
}
a:hover {
  color: var(--color-primary);
}

/* Main Container Overflow Fix */
main {
  overflow: hidden;
}



/* Reusable CSS
--------------------------------------------------------------*/
/* Reusable CSS
--------------------------------------------------------------*/

/* Container */
.container {
  width: 90%;
  max-width: var(--width-container);
  margin-inline: auto;
  padding-inline: 1rem;
}

/* Section Spacing */
.section {
  padding: 6rem 0;
}

.section__header {
  margin-bottom: 6rem;
  text-align: center;
}

.section__title {
  font-size: var(--fs-xxl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 1rem;
  position: relative;
}

.section__subtitle {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-md);
  color: var(--color-subtext);
  position: relative;
  display: inline-block;
  margin-bottom: 2rem;
}

.section__subtitle::after {
  content: "";
  position: absolute;
  bottom: -1.2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--color-primary);
  border-radius: 2px;
}

/* Grid Layout */
.d-grid {
  display: grid;
  gap: 3rem;
}
.hero__img {
  border-radius: 2rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  max-width: 100%;
  height: 500px;
}

@media screen and (max-width: 768px) {
  .hero__wrapper {
    display: flex;
    flex-direction: column-reverse;
    gap: 3rem;
    text-align: center;
  }

  .hero__content {
    text-align: center;
  }

  .hero__info {
    justify-content: center;
  }
}


/* Buttons */
.btn {
  display: inline-block;
  padding: 1.4rem 3.6rem;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  border: none;
  border-radius: 0.8rem;
  cursor: pointer;
  text-align: center;
  text-transform: capitalize;
  transition: var(--transition);
  box-shadow: var(--box-shadow-soft);
}

/* Primary Button */
.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}
.btn--primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 171, 117, 0.3);
}

/* Secondary Button */
.btn--secondary {
  background-color: var(--color-white);
  color: var(--color-bg-primary);
}
.btn--secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 171, 117, 0.3);
}

/* Header
--------------------------------------------------------------*/
/* Header
--------------------------------------------------------------*/
/* 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);
  padding: 0 2rem;
  box-shadow: none;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.header--scroll {
  height: var(--height-header--scroll);
  background-color: var(--color-bg-secondary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  border-bottom: 1px solid var(--color-border);
}

/* Navigation */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  height: 100%;
  max-width: var(--width-container);
  margin: 0 auto;
}

/* Brand / Logo */
.nav__brand {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 1rem;
  letter-spacing: 0.5px;
}

.nav__brand i {
  color: var(--color-white);
  font-size: var(--fs-xl);
  transition: var(--transition);
}

.nav__brand:hover i {
  color: var(--color-primary);
}

/* Navigation Links */
.nav__list {
  display: flex;
  gap: 3rem;
}

.nav__link {
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--color-white);
  position: relative;
  padding-bottom: 0.3rem;
  transition: var(--transition);
}

.nav__link::after {
  content: "";
  position: absolute;
  width: 0%;
  height: 2px;
  background-color: var(--color-primary);
  left: 0;
  bottom: 0;
  transition: width 0.3s ease;
  border-radius: 2px;
}

.nav__link:hover {
  color: var(--color-primary);
}

.nav__link:hover::after {
  width: 100%;
}

/* Toggle Button (Mobile) */
.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);
}

/* Mobile Menu */
@media screen and (max-width: 968px) {
  .nav__list {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 3rem;
  }

  .nav__menu {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-bg-secondary);
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
    z-index: var(--zindex-fixed);
    opacity: 0;
    pointer-events: none;
  }

  .nav__menu--open {
    display: flex;
    opacity: 1;
    pointer-events: auto;
  }

  .nav__toggle {
    display: block;
  }

  .nav__brand,
  .nav__toggle {
    z-index: var(--zindex-fixed);
  }
}



/* Hero
--------------------------------------------------------------*/
/* Hero
--------------------------------------------------------------*/
/* Hero Section
--------------------------------------------------------------*/
.hero__wrapper {
  min-height: calc(100vh - var(--height-header));
  padding: 8rem 2rem 6rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: var(--color-bg-primary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero__content {
  max-width: 900px;
  margin: 0 auto;
  z-index: 2;
  text-align: center;
}

.hero__title {
  font-size: var(--fs-biggest);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 4rem;
  line-height: 1.2;
  position: relative;
  display: inline-block;
  animation: fadeInDown 1s ease;
}

.hero__title::after {
  content: "";
  position: absolute;
  width: 80px;
  height: 4px;
  bottom: -1.2rem;
  left: 0;
  background: linear-gradient(90deg, #25ab75, #13c2c2);
  box-shadow: 0 0 12px rgba(37, 171, 117, 0.5);
  border-radius: 2px;
}


.hero__description {
  font-size: var(--fs-md);
  color: var(--color-text);
  margin-bottom: 4rem;
  padding: 0 2rem;
  line-height: 1.7;
  animation: fadeInUp 1.2s ease;
  text-align: justify;
}

.hero__info {
  border-top: 1px solid var(--color-border);
  padding-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4rem;
  animation: fadeInUp 1.4s ease;
}

.hero__info-number {
  font-size: 3.6rem;
  font-weight: var(--fw-bold);
  color: var(--color-white);
}

.hero__info-title {
  font-size: var(--fs-sm);
  color: var(--color-subtext);
}


/* Optional: Add animation keyframes */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Styling */
@media screen and (max-width: 968px) {
  .hero__title {
    font-size: 3.2rem;
  }

.hero__description {
  font-size: var(--fs-md);
  color: var(--color-text);
  margin-bottom: 4rem;
  padding: 0 2rem;
  line-height: 1.7;
  animation: fadeInUp 1.2s ease;
  text-align: justify;
}

  .hero__info {
    gap: 3rem;
    padding-top: 2rem;
  }

  .hero__img {
    width: 260px;
    margin: 0 auto;
  }
}



/* About
--------------------------------------------------------------*/
/* About
--------------------------------------------------------------*/
/* About Section
--------------------------------------------------------------*/
.about__content {
  max-width: 70rem;
  margin: 0 auto 4rem auto;
  text-align: center;
  animation: fadeInUp 1s ease;
}

.about__title {
  font-size: var(--fs-xxl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 2rem;
  position: relative;
}

.about__title::after {
  content: "";
  position: absolute;
  width: 60px;
  height: 4px;
  background-color: var(--color-primary);
  bottom: -1rem;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.about__description {
  font-size: var(--fs-md);
  color: var(--color-text);
  margin-bottom: 4rem;
  line-height: 1.8;
  padding: 0 1rem;
}

/* Skills Section
--------------------------------------------------------------*/
.skills {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 5rem;
}

.skills__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 2.5rem;
  text-align: center;
}

.skills__subtitle {
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--color-subtext);
  margin-bottom: 2rem;
  text-align: center;
}

.skills__wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2.5rem;
}

.skills__content {
  background-color: var(--color-bg-secondary);
  box-shadow: var(--box-shadow-soft);
  padding: 2.5rem 3rem;
  border-radius: 1rem;
  min-width: 280px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.skills__content:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.skills__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
  font-size: var(--fs-md);
  color: var(--color-white);
}

.skills__item i {
  color: var(--color-primary);
  font-size: var(--fs-lg);
}

/* Qualification Section
--------------------------------------------------------------*/
.qualification__wrapper {
  margin: 6rem auto 8rem;
  padding: 0 2rem;
  max-width: var(--width-container);
  animation: fadeInUp 1s ease;
}

.qualification__content {
  display: grid;
  row-gap: 5rem;
}

.qualification__name {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: 3rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.qualification__title {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  margin-bottom: 0.8rem;
}

.qualification__description {
  font-size: var(--fs-md);
  color: var(--color-text);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.qualification__date {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-subtext);
}

/* Footer CTA in Qualification Section */
.qualification__footer {
  border-top: 1px solid var(--color-border);
  margin-top: 6rem;
  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: 1.5rem;
}



/* Services
--------------------------------------------------------------*/
/* Services
--------------------------------------------------------------*/
/* Services
--------------------------------------------------------------*/
.service__card {
  background-color: var(--color-bg-secondary);
  box-shadow: var(--box-shadow-soft);
  padding: 4rem 3rem;
  width: 100%;
  max-width: 32rem;
  border-radius: 1.2rem;
  text-align: center;
  justify-self: center;
  transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
}

.service__card:hover {
  background-color: var(--color-primary);
  transform: translateY(-0.8rem);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.service__card:hover .service__link {
  color: var(--color-white);
}

.service__icon {
  font-size: 4.2rem;
  color: var(--color-white);
  margin-bottom: 2rem;
  transition: color 0.3s ease;
}

.service__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 2rem;
}

/* Projects
--------------------------------------------------------------*/
.project__content {
  width: 100%;
  max-width: 32rem;
  text-align: center;
  justify-self: center;
  background-color: var(--color-bg-secondary);
  padding: 3rem;
  border-radius: 1.2rem;
  box-shadow: var(--box-shadow-soft);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project__content:hover {
  transform: translateY(-0.8rem);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.project__img {
  width: 100%;
  border-radius: 0.6rem;
  margin-bottom: 2rem;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.project__content:hover .project__img {
  transform: scale(1.03);
}

.project__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-white);
  margin-bottom: 1.2rem;
}

.project__description {
  font-size: var(--fs-sm);
  color: var(--color-text);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.project__link {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: var(--fw-bold);
  transition: color 0.3s ease, gap 0.3s ease;
}

.project__link:hover {
  color: var(--color-primary);
  gap: 1rem;
}

/* Testimonials
--------------------------------------------------------------*/
.testimonial__card {
  background-color: var(--color-bg-secondary);
  box-shadow: var(--box-shadow-soft);
  padding: 3.5rem 4.5rem;
  width: 100%;
  max-width: 52rem;
  text-align: center;
  justify-self: center;
  border-radius: 1.2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial__card:hover {
  transform: translateY(-0.5rem);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.testimonial__img {
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 2.5rem;
  border: 3px solid var(--color-primary);
}

.testimonial__description {
  font-size: var(--fs-md);
  color: var(--color-text);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  padding: 0 1rem;
}

.testimonial__name {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.testimonial__occupation {
  font-size: var(--fs-sm);
  color: var(--color-subtext);
}

/* Testimonial Swiper Slider */
.testimonial__wrapper .swiper-wrapper {
  padding-bottom: 5rem;
}

.testimonial__wrapper .swiper-pagination-bullets {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.testimonial__wrapper .swiper-pagination-bullet {
  background-color: var(--color-text);
  border-radius: 4px;
  width: 3rem;
  height: 0.5rem;
  transition: background-color 0.3s ease;
}

.testimonial__wrapper .swiper-pagination-bullet-active {
  background-color: var(--color-primary);
}


/* Contact
--------------------------------------------------------------*/
/* Contact
--------------------------------------------------------------*/
/* Contact
--------------------------------------------------------------*/
.contact__wrapper {
  border-top: 1px solid var(--color-border);
  padding: 6rem 2rem;
  text-align: center;
  background-color: var(--color-bg-primary);
}

.contact__title {
  font-size: var(--fs-xxl);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  margin-bottom: 2rem;
  position: relative;
}

.contact__title::after {
  content: "";
  position: absolute;
  width: 60px;
  height: 4px;
  background-color: var(--color-primary);
  bottom: -1rem;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.contact__content {
  max-width: 50rem;
  margin: 0 auto;
  color: var(--color-text);
}

.contact__description {
  font-size: var(--fs-md);
  margin-bottom: 3rem;
  line-height: 1.8;
}

/* Footer
--------------------------------------------------------------*/
.footer {
  background-color: #121212;
  color: #ccc;
  padding: 4rem 2rem 2rem;
  font-family: 'Segoe UI', sans-serif;
  border-top: 1px solid #2c2c2c;
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
  text-align: center;
}

.footer__column {
  flex: 1 1 250px;
}

.footer__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
}

.footer__contact {
  color: #00ffaa;
  text-decoration: none;
  font-weight: 500;
}

.footer__contact:hover {
  text-decoration: underline;
}

.footer__social-list {
  display: flex;
  justify-content: center;
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
  flex-wrap: wrap;
}

.footer__social-list a {
  color: #ccc;
  font-size: 1.5rem;
  transition: color 0.3s ease, transform 0.3s ease;
}

.footer__social-list a:hover {
  color: #00ffaa;
  transform: scale(1.2);
}

.footer__bottom {
  text-align: center;
  font-size: 0.95rem;
  border-top: 1px solid #2c2c2c;
  padding-top: 1.5rem;
  color: #999;
}

.footer__bottom i {
  color: red;
}


/* Scrollbar
--------------------------------------------------------------*/
::-webkit-scrollbar {
  width: 1rem;
  background-color: var(--color-bg-secondary);
  border-radius: 0.5rem;
}

::-webkit-scrollbar-thumb {
  background-color: var(--color-text);
  border-radius: 0.5rem;
  transition: background-color 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-primary);
}

/* Responsive Layout Breakpoints
--------------------------------------------------------------*/

/* Medium Devices */
@media screen and (min-width: 560px) {
  .service__wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    justify-content: center;
  }

  .qualification__content {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }

  .qualification__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }

  .project__wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    justify-content: center;
  }

  .footer__wrapper {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Tablets and Above */
@media screen and (min-width: 768px) {
  .hero__wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    gap: 3rem;
  }

  .hero__content {
    text-align: left;
  }

  .hero__title::after {
    left: 0;
    transform: none;
  }

  .hero__info {
    justify-content: flex-start;
  }

  .hero__img {
    justify-self: flex-end;
    max-width: 100%;
  }
}

/* Large Devices */
@media screen and (min-width: 968px) {
  .about__wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5rem;
  }

  .about__content {
    margin: 0;
    text-align: left;
  }

  .skills__title {
    text-align: left;
  }

  .qualification__content,
  .service__wrapper,
  .project__wrapper {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact__wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }

  .contact__content {
    margin: 0;
    text-align: left;
  }

  .footer__wrapper {
    grid-template-columns: repeat(3, 1fr);
  }
}


/* Logo */
.logo {
  position: fixed;
  top: 20px;
  left: 40px;
  width: 80px;
  height: 80px;
  z-index: 1000;
}


/* Skills - Styled like Service Cards
--------------------------------------------------------------*/
.skills__wrapper {
  display: grid;
  gap: 3rem;
  justify-content: center;
  margin-top: 3rem;
}

.skills__card {
  background-color: var(--color-bg-secondary);
  box-shadow: var(--box-shadow);
  padding: 4rem 3rem;
  max-width: 30rem;
  transition: var(--transition);
  border-radius: 1rem;
}

.skills__card:hover {
  background-color: var(--color-primary);
  transform: translateY(-10px);
}

.skills__card:hover .skills__subtitle,
.skills__card:hover .skills__item {
  color: var(--color-white);
}

.skills__subtitle {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  margin-bottom: 2rem;
  color: var(--color-white);
}

.skills__list {
  list-style: none;
}

.skills__item {
  margin-bottom: 1rem;
  color: var(--color-text);
  font-size: var(--fs-sm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.skills__item i {
  color: var(--color-primary);
  font-size: 1.5rem;
}


/* Publications
--------------------------------------------------------------*/
/* Publications
--------------------------------------------------------------*/
.publications__wrapper {
  display: grid;
  gap: 3rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-top: 3rem;
}

.publications__card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  padding: 2rem;
  border-radius: 1rem;
  transition: var(--transition);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

.publications__card:hover {
  transform: translateY(-10px);
  border-color: var(--color-primary);
}

.publications__title {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  margin-bottom: 0.5rem;
}

.publications__journal {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.publications__link {
  font-size: var(--fs-sm);
  color: var(--color-primary);
  font-weight: var(--fw-bold);
  text-decoration: underline;
  cursor: pointer;
}

.publications__link.disabled {
  color: var(--color-text-light);
  pointer-events: none;
  text-decoration: none;
}


.research {
  padding: 5rem 0;
  background-color: var(--color-background);
}

.research__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.research__card {
  background-color: var(--color-box);
  padding: 2rem;
  border-radius: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.research__card:hover {
  transform: translateY(-8px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.research__icon {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.research__card p {
  color: var(--color-text);
  font-size: var(--fs-sm);
  font-weight: var(--fw-regular);
  line-height: 1.8rem;
}

.research__icon {
  transition: transform 0.3s ease;
}

.research__card:hover .research__icon {
  transform: scale(1.2) rotate(5deg);
}
.research__icon {
  transition: transform 0.3s ease;
}

.research__card:hover .research__icon {
  transform: scale(1.2) rotate(5deg);
}

.research__card:hover {
  box-shadow: 0 0 20px rgba(0, 255, 128, 0.3);
  border: 1px solid rgba(0, 255, 128, 0.2);
}

.research__icon {
  background: linear-gradient(135deg, #00ffab, #2dd4bf);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

@media (max-width: 768px) {
  .research__grid {
    grid-template-columns: 1fr !important;
  }
}


.certificates__wrapper {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-top: 4rem;
}

.card {
  background-color: var(--color-bg-secondary);
  padding: 2rem;
  border-radius: 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card__icon {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.card__title {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  margin-bottom: 0.5rem;
}

.card__desc {
  font-size: var(--fs-sm);
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.card__link {
  color: var(--color-primary);
  font-weight: var(--fw-medium);
  text-decoration: underline;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}


.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2.5rem;
  justify-content: center;
}

.btn {
  padding: 1.2rem 2.4rem;
  font-size: 1.5rem;
  font-weight: 600;
  border-radius: 0.8rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.btn--primary {
  background-color: var(--color-primary);
  color: #fff;
  border: 2px solid var(--color-primary);
}

.btn--primary:hover {
  background-color: transparent;
  color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(37, 171, 117, 0.4);
  transform: translateY(-2px);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(37, 171, 117, 0.4);
  transform: translateY(-2px);
}

.hero__buttons a {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards;
}

.hero__buttons a:nth-child(1) { animation-delay: 0.1s; }
.hero__buttons a:nth-child(2) { animation-delay: 0.3s; }
.hero__buttons a:nth-child(3) { animation-delay: 0.5s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__image {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem 0;
}

.hero__img {
  max-width: 100%;
  height: auto;
  border-radius: 1.5rem;
  box-shadow: var(--box-shadow-soft);
  object-fit: cover;
}

@media screen and (max-width: 768px) {
  .hero__image {
    margin-top: 2rem;
    order: -1; /* Move image above text if needed */
  }

  .hero__img {
    width: 80%;
    max-width: 280px;
    border-radius: 1.5rem;
  }
}
.logo {
  height: 40px;
  width: auto;
  object-fit: contain;
   /* makes dark logo white in dark theme */
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

update this css accordingly