* { 
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: -apple-system, sans-serif;
    
}

:root{
    --color1: #9bc7fa; 
    --color2: #9bd7fa;
    --color3: #ebf4fa; 
}

.header {
    position: fixed;
    width: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 5%;
    background: var(--color2);
    backdrop-filter: blur(10px);
    transition: all 1s ease;



}

.logo{
    font-size: 2rem;
    color: azure;
    font-weight: 500;
    cursor: pointer;
    transition: 0.3s ease;
}
.logo:hover{
    transform: scale(1.1);
}
.navbar a {
    font-size: 1.3rem;
    color: azure;
    margin-left: 3rem;
    font-weight: 500;
    transition: 0.3s ease;
}
.navbar a:hover, .navbar a.active {
    color: black;
}

#menu-icon {
    font-size: 3rem;
    color: azure;
    cursor: pointer;
    display: none;
}


.home {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 120px;
    min-height: 100vh;
}

.h-img img{
    width: 25vw;
    border-radius: 100%;
    box-shadow: 0 0 25px var(--color2);
    animation: floatImage 4s ease-in-out infinite;
    transition: 0.4s ease;

}

.h-img img:hover {
    box-shadow: 0 0 25px var(--color2), 0 0 35px var(--color2), 0 0 45px var(--color2)
}
/* used the help of google to learn how to make a picture float(@keyframes)*/
@keyframes floatImage{
    0% {
        transform: translateY(0);
    }
    50%{
        transform: translateY(-2.4rem);
    }
    100%{
        transform: translateY(0);
    }
}

.hcontent {
    margin-left: 5rem;
}
.hcontent h3 {
    font-size: 3.5rem;
    font-weight: 500;
}
/*selecting the second item of h3 in hcontent */
.hcontent h3:nth-of-type(2) {
    margin-bottom: 2rem;
}

.h span {
    color: var(--color2);
}

.kfupm{
    font-size: 2rem;
    color:black;
}

.hcontent h1{
    font-size: 5rem;
    font-weight: 500;
}
.hcontent p:nth-of-type(2){
   margin-bottom: 0.6rem;
   
}
.media a{
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background: transparent;
    width: 50px;
    height: auto;
    padding-top: 5px;
    padding-bottom: 5px;
    border: 0.1rem solid var(--color2);
    border-radius: 100%;
    font-size: 2rem;
    color:black;
}

.media a:hover{
    background-color: var(--color2);
    color:azure;
    transform: scale(0.6);
    box-shadow: 0 0 25px var(--color2);
    
}

.btn{
    display: inline-flex;
    padding-top: 10px;
    padding-bottom: 10px;
    padding-left: 5px;
    padding-right: 5px;
    border-radius: 10%;
    font-size: 1rem;
    color:black;
   border: 0.1rem solid var(--color2);
   margin-top: 0.5rem;
}
.btn:hover{
    background-color: var(--color2);
    color:azure;  
    box-shadow: 0 0 25px var(--color2);
    transform: scale(0.7);
}

/* Avout Me */

.abt-me {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    background: var(--color3);
    min-height: 80vh;   
    padding: 100px 8%; 
}
.abt-content p:nth-of-type(2) {
    margin-bottom: 2rem;
}
.btn1 {
    color: white;
    background-color: var(--color2);
    padding-top: 10px;
    padding-bottom: 10px;
    padding-left: 5px;
    padding-right: 5px;
    border-radius: 10%;
    margin-top: 1rem;
    font-weight: 500;
}
.btn1:hover{
    box-shadow: 0 0 25px var(--color2);
    transform: scale(0.7);
}
.abt-img img{
  width: 25vw;
  max-width: 1000px;
  min-width: 700px;
  height: auto;
  box-shadow: 0 0 25px var(--color2);
  
}
.abt-img img:hover{
    box-shadow: 0 0 25px var(--color2), 0 0 35px var(--color2), 0 0 45px var(--color2)
}

.h{
    font-size: 5rem;
    text-align: center;
}

.abt-content{
    padding: 0.3rem;
}

.abt-content h2{
    text-align: left;
    line-height: 1.5;
}
.hidden {
    display: none;
}
#read-more {
    transition: max-height 0.3s ease, opacity 0.3s ease;
}
/*got help here: the problem was that it was not the case
 (when the screen shrinks, the image + text stay side-by-side and break the layout.)*/
@media (max-width: 768px) {
  .abt-me {
    flex-direction: column;
    text-align: center;
  }
}
/*Project*/
.proj-content h2{
    margin-top: 100px;
    text-align: center;
}
.item{
    display: flex;
    width: 350px;
    margin: 2rem 20px;
    background: var(--color3);
    border: 2px solid var(--color2);
    border-radius: 15px;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 0 25px var(--color2);
}
.item:hover{
    box-shadow: 0 0 25px var(--color2), 0 0 35px var(--color2), 0 0 45px var(--color2)
}

.card-title{
    font-weight: 700;
    font-size: 20px;
    margin-bottom: 25px;
    margin-top: 25px;
    text-shadow: 2px 2px var(--color2);
}

.item img{
     width: 25vw;
  max-width: 100px;
  min-width: 70px;
  height: auto;
  box-shadow: 0 0 25px var(--color2);
  margin-bottom: 50px;
  border-radius: 15px;
}

.card-text{
    align-items: center;
    text-align: center;
    margin-left: 5px;
    margin-top: -40px;
    margin-bottom: 10px;
}

/* Contact*/
.contact {
    background: var(--color3);
    padding: 100px 8%;
}

.contact h2 {
    margin-bottom: 2rem;
    color: var(--color2);
    text-align: center;
}

.contact form {
    max-width: 620px;
    margin: auto;
}

.form-group {
    margin-bottom: 1rem;
}

.contact input,
.contact textarea {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: 10px;
    border: 2px solid var(--color2);
    background: white;
}

.contact textarea {
    resize: vertical;
    min-height: 180px;
}

.contact input:focus,
.contact textarea:focus {
    box-shadow: 0 0 10px var(--color2);
}

.error-message {
    display: block;
    color: red;
    font-size: 0.9rem;
    margin-top: 0.35rem;
    min-height: 1.1rem;
}

.input-error {
    border-color: red !important;
}

.input-success {
    border-color: green !important;
}

#form-feedback {
    text-align: center;
    font-weight: 600;
    margin: 0.8rem 0;
}

.contact .btn {
    width: 100%;
    cursor: pointer;
    background: var(--color2);
    color: black;
    font-weight: 600;
}

.contact .btn:hover {
    background: white;
    color: black;
}


/*GitHub API section: dynamically loads repositories */ 
.github-section {
    padding: 80px 8%;
    background: #fff;
    text-align: center;
}

.github-status {
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.github-repos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.repo-card {
    background: var(--color3);
    border: 2px solid var(--color2);
    border-radius: 15px;
    padding: 1.2rem;
    text-align: left;
    box-shadow: 0 0 15px var(--color2);
    transition: 0.3s ease;
}

.repo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 25px var(--color2);
}

.repo-card h3 {
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
}

.repo-card p {
    margin-bottom: 1rem;
    line-height: 1.5;
}

.repo-card a {
    display: inline-block;
    margin-top: 0.5rem;
    color: black;
    font-weight: 600;
}

.repo-meta {
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Project controls (filter + sort) */
.project-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    margin: 2rem 0 1rem 100px;
}

.project-controls label {
    font-weight: 600;
}

.project-controls select {
    padding: 0.6rem;
    border: 2px solid var(--color2);
    border-radius: 8px;
    background: white;
}

/* Projects container (keeps your current layout) */
.projects-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

/* Theme toggle button */
.theme-btn {
    padding: 0.6rem 1rem;
    border: 2px solid white;
    border-radius: 8px;
    background: transparent;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s ease;
}

.theme-btn:hover {
    background: white;
    color: black;
}

/* Dark mode styles */
body.dark-mode {
    background-color: #121212;
    color: white;
}

/* Header */
body.dark-mode .header {
    background: #1f1f1f;
}

/* Text colors */
body.dark-mode .navbar a,
body.dark-mode .logo,
body.dark-mode .kfupm,
body.dark-mode .media a,
body.dark-mode .hcontent h1,
body.dark-mode .hcontent h3,
body.dark-mode .abt-content,
body.dark-mode .card-title,
body.dark-mode .card-text,
body.dark-mode .contact h2,
body.dark-mode .h {
    color: white;
}

/* Section backgrounds (VERY IMPORTANT FIX) */
body.dark-mode .abt-me,
body.dark-mode .contact,
body.dark-mode .projects,
body.dark-mode .github-section {
    background: #1e1e1e;
}

/* Project cards */
body.dark-mode .item {
    background: #1e1e1e;
    color: white;
    border-color: var(--color2);
}

/* Form inputs */
body.dark-mode .contact form input,
body.dark-mode .contact form textarea {
    background: #1e1e1e;
    color: white;
    border-color: var(--color2);
}

/* Dropdowns */
body.dark-mode .project-controls select {
    background: #1e1e1e;
    color: white;
    border: 2px solid var(--color2);
}

/* GitHub cards */
body.dark-mode .repo-card {
    background: #1e1e1e;
    color: white;
}

body.dark-mode .repo-card h3,
body.dark-mode .repo-card p,
body.dark-mode .repo-meta,
body.dark-mode .repo-card a {
    color: white;
}

/* Buttons */
body.dark-mode .btn,
body.dark-mode .theme-btn {
    color: white;
    border-color: white;
}

/* mobile responsive*/
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 0.8rem;
        padding: 1rem;
        position: relative;
    }

    .logo {
        font-size: 1.6rem;
        text-align: center;
    }

    .navbar {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.8rem;
    }

    .navbar a {
        margin-left: 0;
        font-size: 1rem;
    }

    .theme-btn {
        font-size: 0.9rem;
        padding: 0.5rem 0.8rem;
    }

    .home {
        flex-direction: column;
        text-align: center;
        padding: 2rem 1rem;
        min-height: auto;
    }

    .h-img img {
        width: 60vw;
        max-width: 250px;
        margin-bottom: 2rem;
    }

    .hcontent {
        margin-left: 0;
    }

    .hcontent h1 {
        font-size: 2.5rem;
    }

    .hcontent h3 {
        font-size: 1.8rem;
    }

    .kfupm {
        font-size: 1.2rem;
    }

    .h {
        font-size: 2.5rem;
    }

    .abt-me {
        flex-direction: column;
        padding: 3rem 1rem;
        text-align: center;
    }

    .abt-img img {
        width: 90%;
        min-width: unset;
        max-width: 350px;
    }

    #read-more {
        padding: 0 1rem;
        text-align: center;
    }

    .project-controls {
        margin: 1.5rem 1rem;
        justify-content: center;
        text-align: center;
    }

    .item {
        width: 90%;
        margin: 1rem auto;
    }

    .github-section {
        padding: 3rem 1rem;
    }

    .github-repos {
        grid-template-columns: 1fr;
    }

    .contact {
        padding: 3rem 1rem;
    }

    .contact form {
        width: 100%;
    }
}

html, body {
    width: 100%;
    overflow-x: hidden;
}

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

@media (max-width: 768px) {
    .home {
        flex-direction: column;
        text-align: center;
        padding: 2rem 1rem;
    }

    .hcontent {
        margin-left: 0;
    }

    .hcontent h1 {
        font-size: 2.2rem;
    }

    .hcontent h3 {
        font-size: 1.4rem;
    }

    .h-img img {
        width: 180px;
    }

    .abt-img img {
        min-width: 0;
        width: 100%;
        max-width: 300px;
    }

    .item {
        width: 95%;
        margin: 1rem auto;
    }

    .contact form {
        width: 100%;
    }
}

/* Fix dark mode toggle button visibility */
body.dark-mode .theme-btn {
    background: white;
    color: black !important;
    border-color: white;
}

body.dark-mode .theme-btn:hover {
    background: var(--color2);
    color: black !important;
}