:root {
    --bg-color: #0f172a;
    --text-color: #e2e8f0;
    --card-color: #1e293b;
    --border-color: #334155;
     --button-bg: #38bdf8;
    --button-text: #0f172a;
}
body{
margin: 0;
font-family:'Inter',sans-serif;
color:var(--text-color);
background-color:var(--bg-color);
}

nav{
display:flex;
gap:20px;
padding:20px;
justify-content:space-between;
border-bottom: 1px solid #1e293b;
}
nav a {
text-decoration:none;
color:var(--text-color);
font-size:20px;
font-weight:600;
}
nav div {
display: flex;
gap: 20px;
}
nav a:hover{
color:#38bdf8;
}
#themebutton{
     background-color: var(--button-bg);
    color: var(--button-text);
    border: none;
    padding: 10px 15px;
    border-radius: 6px;
    cursor: pointer;
}
#home{
padding:70px 20px;
}
#home h1{
font-size:50px;
}
#about{
padding:60px 20px;
}
section h2{
font-size:35px;
margin-bottom:25px;
}
#skills ul{
padding-left:30px;
}
#skills li{
margin-bottom:10px;
}

#projects article{
max-width: 650px;
background-color:var(--card-color);
transition: transform 0.3s;
margin-bottom:30px;
border: 1px solid var(--border-color);
border-radius:12px;
padding:20px;
 margin-left:25px;

}
#projects h2{
     margin-left:20px;
}
#projects h3{
margin-bottom:15px;
font-size:20px;
}
#projects article li {
max-width: 600px;
}
#projects article:hover {
transform: translateY(-5px);
box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);;

}
#skills h3{
    margin-bottom:15px;
    margin-left:20px;
    font-size:20px;
}
#skills h2{
    margin-left:20px;
}

section{
margin-bottom:40px;
}
#contact {
padding: 60px 20px;
}
#contact a{
text-decoration:none;
color:var(--text-color);
font-weight:600;


}
#contact a:hover {
color:#38bdf8;

}
@media (max-width: 600px) {
    nav {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    nav div {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }

    nav a {
        font-size: 16px;
    }

    #home h1 {
        font-size: 36px;
    }

    #projects article {
        margin-left: 0;
        margin-right: 0;
    }
}
.light-mode {
    --bg-color: #f8fafc;
    --text-color: #1f2937;
    --card-color: #ffffff;
    --border-color: #cbd5e1;
    --button-bg: #0f172a;
    --button-text: #ffffff;
}

#projectfilter{
    margin:20px;
    background-color:rgb(128, 128, 128);
}
select{
    align-self: flex-start;
    padding: 12px 22px;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    color: #0f172a;
    background-color: #38bdf8;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, background-color 0.2s;
}
select:hover{
    background-color: #7dd3fc;
    transform: translateY(-2px);
}

#contactForm {
    max-width: 600px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 25px;
}

#contactForm input,
#contactForm textarea {
    width: 100%;
    box-sizing: border-box;
    padding: 14px;
    font-family: inherit;
    font-size: 16px;
    color: var(--text-color, #e2e8f0);
    background-color: var(--card-color, #1e293b);
    border: 1px solid var(--border-color, #334155);
    border-radius: 8px;
    outline: none;
}

#contactForm textarea {
    min-height: 140px;
    resize: vertical;
}

#contactForm input:focus,
#contactForm textarea:focus {
    border-color: #38bdf8;
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}


#contactForm button {
    align-self: flex-start;
    padding: 12px 22px;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    color: #0f172a;
    background-color: #38bdf8;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, background-color 0.2s;
}

#contactForm button:hover {
    background-color: #7dd3fc;
    transform: translateY(-2px);
}

#formMessage {
    margin-top: 15px;
    font-weight: 600;
}

#formMessage.success {
    color: #22c55e;
}

#formMessage.error {
    color: #ef4444;
}