* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  border: none;
  outline: none;
  scroll-behavior: "Poppins", sans-serif;
}
:root {
  --bg-color: #080808;
  --second-bg-color: #131313;
  --text-color: white;
  --main-color: #00ffee;
  /* --main-color: #00ffee; */
}
html {
  font-size: 60%;
  overflow-x: hidden;
}
body {
  background: var(--bg-color);
  color: var(--text-color);
}
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 4rem 12% 4rem;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 5;
}
.logo {
  font-size: 3rem;
  color: var(--text-color);
  font-weight: 800;
  cursor: pointer;
  transition: 0.3s ease;
}
.logo:hover {
  transform: scale(1.1);
}
.logo span {
  text-shadow: 0 0 25px var(--main-color);
}
.navbar a {
  font-size: 1.8rem;
  color: var(--text-color);
  margin-left: 4rem;
  font-weight: 500;
  transition: 0.3s ease;
  border-bottom: 3px solid transparent;
}
.navbar a:hover,
.navbar a.active {
  color: var(--main-color);
  border-bottom: 3px solid var(--main-color);
}
#menu-icons {
  font-size: 3.6rem;
  color: var(--main-color);
  display: none;
}
section {
  min-height: 100vh;
  padding: 10rem 12% 10rem;
}
.home {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15rem;
}
.home-content {
  display: flex;
  flex-direction: column;
  align-items: baseline;
  text-align: left;
  justify-content: center;
  margin-top: 3rem;
}
span {
  color: var(--main-color);
}
.logo span {
  color: var(--main-color);
}
.home-content h3 {
  margin-bottom: 2rem;
  margin-top: 1rem;
  font-size: 3.5rem;
}
.home-content h1 {
  font-size: 7rem;
  font-weight: 700;
  margin-top: 1.5rem;
  line-height: 1;
}
.home-img {
  border-radius: 50%;
}
.home-img img {
  position: relative;
  top: 3rem;
  width: 32vw;
  border-radius: 50%;
  box-shadow: 0 0 25px var(--main-color);
  cursor: pointer;
  transition: 0.4s ease-in-out;
}
.home-img img:hover {
  box-shadow:
    0 0 25px var(--main-color),
    0 0 50px var(--main-color),
    0 0 100px var(--main-color);
}
.home-content p {
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.8;
  max-width: 1000px;
}
.social-icons a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 4.5rem;
  height: 4.5rem;
  background: transparent;
  border: 2px solid var(--main-color);
  font-size: 2.5rem;
  border-radius: 50%;
  color: var(--main-color);
  margin: 3rem 1.5rem 3rem 0;
  transition: 0.3s ease-in-out;
}
.social-icons a:hover {
  color: var(--text-color);
  transform: scale(1.3) translateY(-5px);
  box-shadow: 0 0 25px var(--main-color);
  background-color: var(--main-color);
}
.btn {
  display: inline-block;
  padding: 1rem 2.8rem;
  background: var(--main-color);
  box-shadow: 0 0 25px var(--main-color);
  border-radius: 4rem;
  font-size: 1.6rem;
  color: black;
  border: 2px solid transparent;
  letter-spacing: 0.1rem;
  font-weight: 600;
  transition: 0.3s ease-in-out;
  cursor: pointer;
}
.btn:hover {
  transform: scale(1.05);
  box-shadow: 0 0 50px var(--main-color);
}
.btn-group {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.btn-group a:nth-of-type(2) {
  background-color: black;
  color: var(--main-color);
  border: 2px solid var(--main-color);
  box-shadow: 0 0 25px transparent;
}
.btn-group a:nth-of-type(2):hover {
  box-shadow: 0 0 25px var(--main-color);
  background-color: var(--main-color);
  color: black;
}
.text-animation {
  font-size: 34px;
  font-weight: 600;
  min-width: 280px;
}
.text-animation span {
  position: relative;
}
.text-animation span::before {
  content: "Web Developer";
  color: var(--main-color);
  animation: words 20s infinite;
}
.text-animation span::after {
  content: "";
  background-color: var(--bg-color);
  position: absolute;
  width: calc(100% + 8px);
  height: 100%;
  border-left: 3px solid var(--bg-color);
  right: -8px;
  animation:
    cursor 0.6s infinite,
    typing 20s steps(14) infinite;
}
@keyframes cursor {
  to {
    border-left: 2px solid var(--main-color);
  }
}
@keyframes words {
  0%,
  20% {
    content: "Frontend Designer";
  }
  21%,
  40% {
    content: "Web Designer";
  }
  41%,
  60% {
    content: "Logic Builder";
  }
  61%,
  80% {
    content: "Web Developer";
  }
  81%,
  100% {
    content: "Full-Stack Developer";
  }
}
@keyframes typing {
  10%,
  15%,
  30%,
  35%,
  50%,
  55%,
  70%,
  75%,
  90%,
  95% {
    width: 0;
  }
  5%,
  20%,
  25%,
  40%,
  45%,
  60%,
  65%,
  80%,
  85% {
    width: calc(100% + 8px);
  }
}
.heading {
  font-size: 8rem;
  text-align: center;
  margin: 5rem 0;
}
.education {
  padding: 100px 15px;
  background: var(--second-bg-color);
}
.education h2 {
  margin-bottom: 5rem;
}
.timeline-items {
  max-width: 1200px;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  position: relative;
}
.timeline-items::before {
  content: "";
  position: absolute;
  width: 5px;
  height: 100%;
  background-color: var(--main-color);
  left: calc(50% - 1px);
}
.timeline-item {
  margin-bottom: 40px;
  width: 100%;
  position: relative;
}
.timeline-item:last-child {
  margin-bottom: 0;
}
.timeline-item:nth-child(odd) {
  padding-right: calc(50% + 30px);
  text-align: right;
}
.timeline-item:nth-child(even) {
  padding-left: calc(50% + 30px);
}
.timeline-dot {
  height: 21px;
  width: 21px;
  background-color: var(--main-color);
  box-shadow:
    0 0 25px var(--main-color),
    0 0 50px var(--main-color);
  position: absolute;
  left: calc(50% - 8px);
  border-radius: 50%;
  top: 10px;
}
.timeline-date {
  font-size: 20px;
  font-weight: 800;
  color: white;
  margin: 6px 0 15px;
}
.timeline-content {
  background-color: var(--bg-color);
  border: 3px solid var(--main-color);
  padding: 30px 50px;
  border-radius: 10rem;
  box-shadow: 0 0 10px var(--main-color);
  cursor: pointer;
  transition: 0.3s ease-in-out;
}
.timeline-content:hover {
  transform: scale(1.05);
  box-shadow: 0 0 25px var(--main-color);
}
.timeline-content h3 {
  font-size: 20px;
  color: white;
  margin: 0 0 10px;
  font-weight: 500;
}
.timeline-content p {
  color: white;
  font-size: 16px;
  font-weight: 300;
  line-height: 22px;
}
::-webkit-scrollbar {
  width: 15px;
}
::-webkit-scrollbar-thumb {
  background-color: var(--main-color);
}
::-webkit-scrollbar-track {
  background-color: var(--bg-color);
  width: 50px;
}
.expertise {
  background: var(--bg-color);
  color: black;
}
.expertise h2 {
  margin-bottom: 5rem;
  color: white;
}
.expertise-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  align-items: center;
  gap: 2.5rem;
}
.expertise-box {
  background-color: var(--main-color);
  height: 300px;
  border-radius: 3rem;
  border: 5px solid transparent;
  cursor: pointer;
  transition: 0.4s ease-in-out;
}
.expertise-box:hover {
  background: white;
  color: black;
  border: 5px solid var(--main-color);
  transform: scale(1.03);
}
.expertise-box .expertise-info {
  display: flex;
  flex-direction: column;
  text-align: left;
  max-height: 200px;
  justify-content: left;
  align-items: baseline;
  padding: 5rem 5rem;
}
.expertise-info h4 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 2;
}
.expertise-info p {
  font-size: 1.6rem;
  font-weight: 600;
  max-height: 100px;
  line-height: 1.7;
  margin: auto;
}
.contact {
  background-color: var(--bg-color);
}
.contact h2 {
  margin-bottom: 3rem;
  color: white;
}
.contact form {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  margin: 5rem auto;
  text-align: center;
}
.contact from .input-box {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.contact from .input-box input,
.contact form textarea {
  width: 100%;
  padding: 2.5rem;
  font-size: 1.8rem;
  color: var(--text-color);
  background: var(--second-bg-color);
  border-radius: 2rem;
  border: 2px solid var(--main-color);
  margin: 1.5rem 0;
  resize: none;
}
.contact form .btn {
  margin-top: 2rem;
}

/* ==================== PROFESSIONAL FOOTER STYLES ==================== */
.footer {
  position: relative;
  bottom: 0;
  width: 100%;
  background: linear-gradient(180deg, #0a0a0a 0%, #050505 100%);
  margin-top: 0;
  border-top: 1px solid rgba(0, 255, 238, 0.15);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem 2rem 3rem;
}

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

.footer-section h3 {
  color: var(--main-color);
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 1.8rem;
  position: relative;
  display: inline-block;
  padding-bottom: 0.8rem;
  letter-spacing: -0.02em;
}

.footer-section h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, var(--main-color), transparent);
  transition: width 0.3s ease;
}

.footer-section:hover h3::after {
  width: 100%;
}

.footer-section p {
  color: #b0b0b0;
  font-size: 1.4rem;
  line-height: 1.7;
  margin-bottom: 1.8rem;
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 1.2rem;
}

.footer-links a {
  color: #c0c0c0;
  text-decoration: none;
  font-size: 1.4rem;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.footer-links a::before {
  content: "▹";
  color: var(--main-color);
  font-size: 1.2rem;
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s ease;
}

.footer-links a:hover {
  color: var(--main-color);
  transform: translateX(5px);
}

.footer-links a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

.contact-info {
  list-style: none;
  padding: 0;
}

.contact-info li {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
  color: #c0c0c0;
  font-size: 1.3rem;
  transition: all 0.3s ease;
}

.contact-info li:hover {
  transform: translateX(5px);
  color: var(--main-color);
}

.contact-info i {
  font-size: 1.8rem;
  color: var(--main-color);
  width: 25px;
}

.contact-info a {
  color: #c0c0c0;
  text-decoration: none;
  transition: all 0.3s ease;
}

.contact-info a:hover {
  color: var(--main-color);
}

.footer-social {
  display: flex;
  gap: 1.2rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: rgba(0, 255, 238, 0.08);
  border: 1px solid rgba(0, 255, 238, 0.25);
  border-radius: 50%;
  color: var(--main-color);
  font-size: 2rem;
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background: var(--main-color);
  color: #080808;
  transform: translateY(-3px);
  box-shadow: 0 5px 20px rgba(0, 255, 238, 0.3);
  border-color: var(--main-color);
}

.footer-bottom {
  border-top: 1px solid rgba(0, 255, 238, 0.12);
  padding-top: 2.5rem;
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.copyright {
  color: #888;
  font-size: 1.3rem;
  letter-spacing: 0.3px;
}

.copyright a {
  color: var(--main-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

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

.footer-bottom-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-bottom-links a {
  color: #888;
  text-decoration: none;
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.footer-bottom-links a:hover {
  color: var(--main-color);
}

/* Footer Responsive */
@media (max-width: 768px) {
  .footer-container {
    padding: 4rem 1.5rem 2.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .footer-section h3 {
    font-size: 1.8rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .footer-bottom-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .footer-container {
    padding: 3rem 1.5rem 2rem;
  }
  .footer-section h3 {
    font-size: 1.6rem;
  }
  .footer-links a,
  .contact-info li {
    font-size: 1.2rem;
  }
  .footer-social a {
    width: 36px;
    height: 36px;
    font-size: 1.6rem;
  }
  .copyright,
  .footer-bottom-links a {
    font-size: 1.1rem;
  }
}

.footer .social {
  text-align: center;
  padding-bottom: 25px;
  color: var(--main-color);
}
.footer .social a {
  font-size: 25px;
  color: var(--main-color);
  border: 2px solid var(--main-color);
  width: 42px;
  height: 42px;
  line-height: 42px;
  display: inline-block;
  text-align: center;
  border-radius: 50%;
  margin: 0 10px;
  transition: 0.3s ease-in-out;
}
.footer .social a:hover {
  transform: scale(1.2) translateY(-10px);
  background-color: var(--main-color);
  color: black;
  box-shadow: 0 0 25px var(--main-color);
}
.footer ul {
  margin-top: 0;
  padding: 0;
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 0;
  text-align: center;
}
.footer ul li a {
  color: white;
  border-bottom: 3px solid transparent;
  transition: 0.3s ease-in-out;
}
.footer ul li a:hover {
  border-bottom: 3px solid var(--main-color);
}
.footer ul li {
  display: inline-block;
  padding: 0 15px;
}
.footer .copyright {
  margin-top: 50px;
  text-align: center;
  font-size: 16px;
  color: white;
}
@media (max-width: 1285px) {
  html {
    font-size: 55%;
  }
  .expertise-container {
    padding-bottom: 7rem;
    grid-template-columns: repeat(2, 1fr);
    margin: 0 5rem;
  }
}
@media (max-width: 991px) {
  header {
    padding: 2rem 3%;
  }
  section {
    padding: 10rem 3% 2rem;
  }
  .timeline-items::before {
    left: 7px;
  }
  .timeline-item:nth-child(odd) {
    padding-right: 0;
    text-align: left;
  }
  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    padding-left: 37px;
  }
  .timeline-dot {
    left: 0;
  }
  .expertise {
    padding-bottom: 7rem;
  }
  .contact form {
    flex-direction: column;
  }
  .footer {
    padding: 2rem 3%;
  }
}
@media (max-width: 89px) {
  #menu-icon {
    display: block;
  }
  .navbar {
    position: absolute;
    top: 100%;
    right: 0;
    width: 50%;
    padding: 1rem 3%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-bottom-left-radius: 2rem;
    border-left: 2px solid var(--main-color);
    border-bottom: 2px solid var(--main-color);
    display: none;
  }
  .navbar.active {
    display: block;
  }
  .navbar a {
    display: block;
    font-size: 2rem;
    margin: 3rem 0;
    color: white;
  }
  .home {
    flex-direction: column-reverse;
    margin: 5rem 4rem;
  }
  .home-content h3 {
    font-size: 2.6rem;
  }
  .home-content h1 {
    font-size: 8rem;
    margin-top: 3rem;
  }
  .home-content p {
    max-width: 600px;
    margin: 0 auto;
  }
  .home-img img {
    width: 56vw;
  }
  .expertise h2 {
    margin-bottom: 3rem;
  }
  .expertise-container {
    grid-template-columns: repeat(1, 1fr);
  }
}

/* ============================================ */
/* ENHANCED RESPONSIVE STYLES - ALL DEVICES      */
/* ============================================ */

/* 1. LARGE MONITORS & PROJECTORS (1600px and above) */
@media (min-width: 1600px) {
  html {
    font-size: 65%;
  }
  .container {
    max-width: 1400px;
    margin: 0 auto;
  }
  .home {
    gap: 20rem;
  }
  .home-content p {
    max-width: 700px;
    font-size: 1.8rem;
  }
  .expertise-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }
  .expertise-box {
    height: 320px;
  }
  .timeline-items {
    max-width: 1400px;
  }
}

/* 2. DESKTOP / LAPTOP (1025px - 1280px) - already covered but fine-tuning */
@media (min-width: 1025px) and (max-width: 1280px) {
  html {
    font-size: 58%;
  }
  .home {
    gap: 8rem;
  }
  .home-content h1 {
    font-size: 6rem;
  }
  .home-img img {
    width: 38vw;
  }
  .expertise-container {
    gap: 2rem;
  }
  .expertise-box .expertise-info {
    padding: 3rem;
  }
  .expertise-info h4 {
    font-size: 2.5rem;
  }
  .expertise-info p {
    font-size: 1.4rem;
  }
  .timeline-content {
    padding: 25px 35px;
  }
}

/* 3. TABLET LANDSCAPE & PORTRAIT (768px - 1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
  html {
    font-size: 55%;
  }
  .header {
    padding: 2rem 5%;
  }
  .navbar a {
    margin-left: 2.5rem;
    font-size: 1.6rem;
  }
  section {
    padding: 8rem 5% 8rem;
  }
  .home {
    flex-direction: column-reverse;
    gap: 5rem;
    margin: 0;
  }
  .home-content {
    align-items: center;
    text-align: center;
  }
  .home-content p {
    max-width: 80%;
    margin: 0 auto;
  }
  .home-img img {
    width: 45vw;
    top: 0;
  }
  .social-icons {
    justify-content: center;
  }
  .btn-group {
    justify-content: center;
  }
  .heading {
    font-size: 6rem;
    margin: 3rem 0;
  }
  .timeline-items::before {
    left: 20px;
  }
  .timeline-item:nth-child(odd) {
    padding-right: 0;
    text-align: left;
  }
  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    padding-left: 60px;
  }
  .timeline-dot {
    left: 10px;
  }
  .timeline-content {
    padding: 20px 30px;
    border-radius: 4rem;
  }
  .expertise-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin: 0;
  }
  .expertise-box {
    height: auto;
    min-height: 260px;
  }
  .expertise-box .expertise-info {
    padding: 3rem;
  }
  .expertise-info h4 {
    font-size: 2.2rem;
  }
  .expertise-info p {
    font-size: 1.4rem;
    max-height: none;
  }
  .contact form {
    width: 90%;
    margin: 3rem auto;
  }
  .contact form textarea {
    width: 100%;
  }
  .footer ul li {
    display: inline-block;
    margin: 0 8px;
  }
}

/* 4. MOBILE DEVICES (up to 767px) */
@media (max-width: 767px) {
  html {
    font-size: 50%;
  }
  body {
    overflow-x: hidden;
  }
  .header {
    padding: 1.5rem 5%;
  }
  .logo {
    font-size: 2.5rem;
  }
  #menu-icon {
    display: block;
    font-size: 3rem;
    color: var(--main-color);
    cursor: pointer;
  }
  .navbar {
    position: absolute;
    top: 100%;
    right: 0;
    width: 70%;
    padding: 2rem 3%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-bottom-left-radius: 2rem;
    border-left: 2px solid var(--main-color);
    border-bottom: 2px solid var(--main-color);
    display: none;
    z-index: 10;
  }
  .navbar.active {
    display: block;
  }
  .navbar a {
    display: block;
    font-size: 2rem;
    margin: 2.5rem 0;
    color: white;
    text-align: center;
  }
  section {
    padding: 8rem 4% 6rem;
  }
  .home {
    flex-direction: column-reverse;
    gap: 3rem;
    margin: 0;
  }
  .home-content {
    align-items: center;
    text-align: center;
    margin-top: 0;
  }
  .home-content h1 {
    font-size: 5rem;
    margin-top: 1rem;
  }
  .home-content h3 {
    font-size: 2.2rem;
  }
  .text-animation {
    font-size: 24px;
    min-width: 220px;
  }
  .home-content p {
    font-size: 1.4rem;
    max-width: 90%;
    margin: 0 auto;
  }
  .home-img img {
    width: 65vw;
    top: 0;
  }
  .social-icons {
    text-align: center;
  }
  .social-icons a {
    width: 3.8rem;
    height: 3.8rem;
    font-size: 2rem;
    margin: 2rem 1rem;
  }
  .btn-group {
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
  }
  .btn {
    padding: 0.8rem 2rem;
    font-size: 1.4rem;
  }
  .heading {
    font-size: 4rem;
    margin: 2rem 0;
  }
  /* Timeline responsive */
  .timeline-items::before {
    left: 10px;
  }
  .timeline-item:nth-child(odd) {
    padding-right: 0;
    text-align: left;
  }
  .timeline-item:nth-child(odd),
  .timeline-item:nth-child(even) {
    padding-left: 40px;
  }
  .timeline-dot {
    left: 0;
    height: 16px;
    width: 16px;
    top: 8px;
  }
  .timeline-date {
    font-size: 16px;
  }
  .timeline-content {
    padding: 15px 20px;
    border-radius: 2rem;
  }
  .timeline-content h3 {
    font-size: 18px;
  }
  .timeline-content p {
    font-size: 13px;
    line-height: 1.5;
  }
  /* Expertise grid - 1 column on mobile */
  .expertise-container {
    grid-template-columns: 1fr;
    gap: 1.8rem;
    margin: 0;
  }
  .expertise-box {
    height: auto;
    min-height: 220px;
  }
  .expertise-box .expertise-info {
    padding: 2rem 2rem;
  }
  .expertise-info h4 {
    font-size: 2.2rem;
    line-height: 1.4;
  }
  .expertise-info p {
    font-size: 1.3rem;
    max-height: none;
    margin-top: 0.5rem;
  }
  /* Contact form */
  .contact form {
    margin: 2rem auto;
    width: 100%;
  }
  .contact form textarea {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.4rem;
  }
  .contact form .btn {
    font-size: 1.4rem;
    padding: 1rem 2rem;
  }
  /* Footer */
  .footer {
    padding: 30px 0 20px;
  }
  .footer .social a {
    width: 36px;
    height: 36px;
    line-height: 36px;
    font-size: 1.8rem;
    margin: 0 6px;
  }
  .footer ul li {
    display: inline-block;
    padding: 0 8px;
    margin-bottom: 10px;
  }
  .footer ul li a {
    font-size: 1.2rem;
  }
  .footer .copyright {
    font-size: 1.2rem;
    margin-top: 20px;
  }
}

/* 5. EXTRA SMALL DEVICES (below 480px) */
@media (max-width: 480px) {
  html {
    font-size: 45%;
  }
  .home-content h1 {
    font-size: 4.5rem;
  }
  .home-img img {
    width: 75vw;
  }
  .heading {
    font-size: 3.5rem;
  }
  .timeline-content {
    padding: 12px 16px;
  }
  .expertise-box .expertise-info {
    padding: 1.8rem;
  }
  .expertise-info h4 {
    font-size: 2rem;
  }
  .expertise-info p {
    font-size: 1.2rem;
  }
  .btn-group {
    gap: 0.8rem;
  }
  .btn {
    padding: 0.7rem 1.6rem;
    font-size: 1.3rem;
  }
  .footer .social a {
    width: 32px;
    height: 32px;
    line-height: 32px;
    font-size: 1.6rem;
    margin: 0 5px;
  }
}

/* Fix for menu icon not being defined - adding proper element styling */
#menu-icon {
  font-size: 3.6rem;
  color: var(--main-color);
  display: none;
  cursor: pointer;
}

/* Override previous media query that had typo */
@media (max-width: 768px) {
  #menu-icon {
    display: block;
  }
}