@media (max-width: 600px) {
  /* Make sure body and html take full width */
  html,
  body {
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden;
  }

  /* Header adjustments */
  header {
    flex-wrap: wrap;
    padding: 10px 0px;
    padding-right: 35px;
    background-color: #ffffff;
  }

  header .he_img {
    transition: transform 1s ease;
  }
  header .he_img:hover {
    transform: scale(1.1);
    cursor: cell;
  }

  /* Show menu toggle button */
  .menu-toggle {
    display: block;
    font-size: larger;
    outline: none;
    border: none;
    color: #262e3b;
    background-color: #ffffff;
  }

  /* Hide the navigation menu by default */
  .he_ul {
    display: none;
    flex-direction: column;
    width: 100%;
    margin: 0;
    background: #ffffff;
    position: absolute;
    top: 100px;
    left: 0;
    border-radius: 0 0 10px 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
    z-index: 10;
    padding-bottom: 25px;
  }

  /* When active, show the menu */
  .he_ul.active {
    display: flex;
  }

  /* Nav links stack vertically */
  .he_ul li a {
    margin: 20px 0;
    font-size: 1rem;
    font-family: "Poppins", sans-serif;
  }

  /* Section layout stack vertically */
  .section {
    flex-direction: column;
    height: 60vh;
    padding: 20px 15px;
    overflow: hidden;
  }
  .section .h2 {
    font-size: 30px;
    font-family: "Montserrat", sans-serif;
    margin-top: 100px;
  }
  .wrapper {
    flex-direction: row;
    align-items: center;
  }

  .wrapper .static_txt {
    font-size: 24px;
    line-height: 35px;
  }

  .wrapper .dynamic_txts {
    margin-left: 5px;
    height: 35px; /* height of one list item */
    line-height: 35px;
    overflow: hidden; /* clip the overflow */
  }

  .dynamic_txts li {
    font-size: 30px;
    height: 35px; /* same as container height */
    line-height: 35px;
    position: relative;
    animation: slideMobile 12s steps(4) infinite;
  }

  @keyframes slideMobile {
    100% {
      top: -140px; /* 35px * 4 items */
    }
  }

  .dynamic_txts li::after {
    border-left: 2px solid #ff2d29;
    animation: typingMobile 3s steps(10) infinite;
    background-color: #212121;
    left: 0;
    height: 100%;
    width: 100%;
    position: absolute;
    content: "";
  }

  @keyframes typingMobile {
    40%,
    60% {
      left: calc(100% + 20px);
    }
    100% {
      left: 0;
    }
  }
  /* Section left and right take full width */
  .section-left,
  .section-right {
    width: 100%;
    padding: 0;
  }

  /* Fix the image */
  .section-right img {
    position: relative;
    right: 0;
    top: 20px;
    width: 1;
    height: auto;
    object-fit: contain;
    display: block;
  }

  /* section1 */
  .section1 {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 1200px;
    padding: 60px 20px; /* smaller padding left & right */
    margin: 0 auto; /* center the section */
    align-items: center;
    background-color: #f0f0f0;
    text-align: center;
    box-sizing: border-box;
  }

  .section1 h2,
  .section1 h2 span {
    font-size: 22px;
    display: inline;
    white-space: nowrap;
  }

  .section1 marquee {
    display: flex;
    padding: 20px 0; /* reduced padding */
    width: 80%;
    overflow: hidden;
  }

  .section1 img {
    width: 150px;
    height: 165px;
    background-color: #ffffff;
    padding: 40px; /* less padding for images */
    margin: 0 15px;
    border-bottom: 5px solid #bf1e1c;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    object-fit: contain;
    transition: ease-in-out 0.5s;
  }

  .section1 img:hover {
    transform: scale(1.05);
  }

  /* Story section stack */
  .story {
    flex-direction: column;
    padding: 50px 20px;
    gap: 40px;
  }

  .story-left {
    border-top: none;
    border-right: none;
    padding-top: 20px;
    padding-right: 0;
    padding-bottom: 15px;
  }

  .story-left h1,
  .strory-left .Sto_sta_1 {
    font-size: 1.5rem;
  }

  .story-left p {
    padding-top: 15px;
    font-size: 0.9rem;
  }

  .story-right {
    padding: 20px 10px;
    border-bottom: none;
    border-left: none;
  }

  .sto_r_edu {
    color: #f0f0f0;
    font-size: 1.5rem;
    padding-bottom: 10px;
  }

  .sto_r_01,
  .sto_r_02,
  .sto_r_03,
  .sto_r_04 {
    margin: 10px 0;
    padding: 8px 10px;
    font-size: 0.9rem;
  }

  #sto_right h4,
  #sto_right p {
    padding: 5px 0;
    font-size: 1rem;
  }

  #sto_right ul li {
    padding-left: 5px;
    font-size: 0.9rem;
  }
  .sss {
    font-size: 1rem;
  }
  /* Certificate grid single column */
  .sec-3 {
    padding: 50px 20px;
  }

  .sec-3 h2 {
    font-size: 1.4rem;
    padding-bottom: 20px;
  }

  .ss1 {
    font-size: 1.8rem;
  }

  .cer {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cer_sec {
    padding: 10px;
    margin: 10px 30px;
    align-items: center;
  }

  .download-btn {
    font-size: 12px;
    padding: 6px 10px;
  }
  /* Internship section stack vertically */
  .sec-4 {
    padding: 20px 15px;
    gap: 20px;
  }

  .sec-4 h1,
  .sec-4 h2 {
    font-size: 1.2rem;
    padding: 0 10px;
  }

  .sec-4-int {
    flex-direction: column;
    gap: 40px;

    margin: 15px 25px;
  }

  .int {
    width: 100%; /* full width on mobile */
    max-width: 350px; /* optional max width */
  }

  .int p {
    font-size: 12px;
    top: 35%;
  }

  .int a {
    padding: 3px 16px;
    bottom: 40%;
  }

  .sec-pro {
    width: 95%;
    gap: 20px;
    padding: 5px 10px;
  }

  .sec-pro details {
    padding: 10px;
  }

  .sec-pro summary {
    font-size: 1rem;
    padding: 4px 0;
  }

  .sec-pro p {
    padding: 15px 20px;
    font-size: 1rem;
  }

  /* Footer containers stack */
  footer {
    padding: 20px 15px;
  }

  .footer-container {
    flex-direction: column;
    gap: 40px;
  }

  .fot_left,
  .fot_right {
    max-width: 100%;
    min-width: 100%;
    flex-direction: column;
  }

  /* Improved right side */
  .fot_right {
    gap: 30px;
    justify-content: flex-start; /* Align items to start */
  }

  .fot-item {
    width: 100%; /* Full width */

    justify-content: center; /* Align icon and text to left */
    gap: 15px;
  }

  .fot-circle {
    width: 50px;
    height: 50px;
    font-size: 24px;
  }

  .fot-circle a {
    font-size: 1rem;
  }
  #fot-circle {
    width: 200px;
  }

  .fot-circle-img,
  .fot_social-icons a img {
    width: 25px;
    height: 25px;
  }

  .fot_left input,
  .fot_left textarea {
    font-size: 1rem;
    padding: 10px;
  }

  .fot_left button {
    font-size: 0.9rem;
    padding: 10px;
  }
  .another-class {
    padding: 50px;
  }
  .fot_left button:hover {
    background: #bf1e1c;
    transform: translateY(-2px);
  }

  .create {
    font-size: 0.8rem;
    padding-top: 15px;
  }
}