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

body {
    background-color: #0b0c2a;
    color: white;
    font-family: 'Poppins', sans-serif;
}

/* NAVIGATION */
nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 80px;
    background-color: #11134d;
}

nav ul {
    display: flex;
}

nav ul li {
    list-style: none;
    margin: 0 23px;
}

nav ul li a {
    text-decoration: none;
    color: #ffffff;
}

nav ul li a:hover {
    color: #ffffff;
    font-size: 1.02rem;
    text-shadow: 0 0 5px #ffd90082;
}

.left {
    font-size: 1.8rem;
}

/* SECTION SPACING */
section {
    margin-top: 155px;
    margin-bottom: -180px;
    padding: 31px 0 7px 0;
}

/* TITLES */
.section-title {
    text-align: center;
    font-size: 2rem;
    color: #6bc6ff;
    margin: 60px 0 27px;
}

/* HERO SECTION */
.firstSection {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 80px 0;
}

.firstSection>div {
    width: 30%;
}

.leftSection {
    font-size: 3rem;
}

.leftSection .buttons {
    padding: 50px 0;
}

.leftSection .btn {
    background: #1e2167;
    padding: 10px 20px;
    color: white;
    font-weight: 500;
    border: 2px solid white;
    border-radius: 6px;
    font-size: 20px;
    cursor: pointer;
    transition: 0.3s ease;
}

.rightSection img {
    width: 80%;
}

.purple,
#element {
    color: #6bc6ff;
}

.text-gray {
    color: gray;
}

/* HORIZONTAL LINE */
main hr {
    border: 0;
    background: #6bc6ff;
    height: 1.2px;
    margin: 40px 84px;
}

/* CERTIFICATION SECTION */
.secondSection {
    max-width: 80vw;
    margin: auto;
    padding: 30px;
    border-radius: 10px;
}

.secondSection h1 {
    color: #ffffff;
    margin-bottom: 10px;
}

.secondSection .box {
    background: white;
    width: 83vw;
    height: 2px;
    margin: 56px 0;
    display: flex;
}

.secondSection .vertical {
    height: 93px;
    width: 1px;
    background-color: white;
    margin: 0 120px;
}

.image-top {
    width: 23px;
    position: relative;
    top: -32px;
    left: -9px;
}

.vertical-title {
    position: relative;
    top: 75px;
    width: 150px;
}

.vertical-desc {
    position: relative;
    top: 80px;
    color: gray;
    width: 174px;
    font-size: 10px;
    line-height: 1.1;
    white-space: normal;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
}

/* SKILLS */
.skillsSection .skills-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    font-size: 1rem;
    color: white;
}

.skills-list span {
    border: 1px solid #6bc6ff;
    padding: 10px 20px;
    border-radius: 20px;
}

/* PROJECTS */
.projectsSection .project-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    padding: 20px;
    color: white;
}

.project {
    background-color: #11134d;
    padding: 20px;
    border-radius: 10px;
    width: 250px;
}

.project h3 {
    color: #6bc6ff;
}

.project a {
    color: #ffffff;
    text-decoration: underline;
}

/* TESTIMONIALS */
.testimonialsSection blockquote {
    text-align: center;
    font-style: italic;
    max-width: 700px;
    margin: auto;
    padding: 20px;
}

.testimonialsSection cite {
    display: block;
    margin-top: 10px;
    font-size: 0.9rem;
    color: #999;
}

/* CONTACT SECTION */
.contactSection {
    border-bottom: 2px solid transparent;
    padding-bottom: 40px;
    margin-bottom: 60px;
}

.contactSection form {
    display: flex;
    flex-direction: column;
    max-width: 500px;
    margin: auto;
    gap: 15px;
    padding: 20px;
}

.contactSection input,
.contactSection textarea {
    padding: 10px;
    border-radius: 6px;
    border: none;
    outline: none;
}

.contactSection button {
    background-color: #6bc6ff;
    color: white;
    border: none;
    padding: 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
}

/* FOOTER */
footer {
    background-color: #0e0e1a;
    padding: 17px 0;
    margin-top: 15px;
}

.footer {
    display: flex;
    padding: 20px 80px;
    justify-content: space-evenly;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    align-items: flex-start;
    flex-wrap: wrap;
}

.footer>div {
    width: 245px;
    margin: 20px 0;
}

.footer h4 {
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: #6bc6ff;
}

.footer ul {
    list-style: none;
}

.footer ul li a {
    color: white;
    text-decoration: none;
}

.footer ul li a:hover {
    text-decoration: underline;
}

.footer-rights {
    text-align: center;
    margin-top: 40px;
    color: gray;
    font-size: 0.9rem;
}

body.light-theme {
    background-color: #f1f1f1;
    color: #111;
}

body.light-theme nav {
    background-color: #ffffff;
}

body.light-theme .section-title,
body.light-theme .project h3 {
    color: #003566;
}

body.light-theme .skills-list span,
body.light-theme .project,
body.light-theme footer {
    background-color: #e0e0e0;
    color: #111;
}

body.light-theme .btn {
    background-color: #dcdcdc;
    color: #000;
    border: 1px solid #333;
}

body.light-theme a {
    color: #003566;
}

/* Theme Toggle Button Style */
#theme-toggle {
    background: transparent;
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0 5px;
    margin-left: 10px;
    transition: transform 0.2s ease;
}

#theme-toggle:hover {
    transform: scale(1.2);
}

body.light-theme #theme-toggle {
    color: #111;
}

nav ul li {
    list-style: none;
    margin: 0 15px;
    /* was 23px */
}

.rightSection img {
    width: 400px;
    height: 450px;
    object-fit: cover;
    border-radius: 20%;
    border: 4px solid #6bc6ff;
    box-shadow: 0 0 15px #6bc6ff88;
}

/* About Me Section */
.aboutSection {
    text-align: center;
    max-width: 1000px;
    margin: auto;
    padding: 135px 30px; 
    padding-bottom: 25px;
    margin-bottom: -198px;
    line-height: 1.6; 
}

.educationSection {
    text-align: center;
    max-width: 1000px;
    margin: auto;
    padding: 149px 30px;
    padding-bottom: 25px;
    margin-bottom: -198px;
    line-height: 1.6; 
}