*{
    padding: 0;
    margin: 0; 
    box-sizing: border-box;
}
body{
    background-color: #1e1e1e;
    font-family: sans-serif;
    color: #a0a0a0;
    line-height: 1.6;
}
.main-container{
    display: grid;
    max-width: 1200px;
    grid-template-columns: 350px 1fr;
    gap: 50px;
    padding-top: 40px;
    margin: auto;
}
.sidebar{
    height: 90vh;
    background-color: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 16px;
    padding: 40px;
    position: sticky;
    top: 40px;
}
.main-content{
    background-color: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 16px;
    padding: 40px;
}

/* profile section */
.profile{
    text-align: center; 
}
.profile img{
    height: 120px;
    width: 120px;
    border-radius: 50%;
    border: 1px solid #3a3a3a;
}
.profile h2{
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 20px;
    color: #e0e0e0;
}
.profile p{
    background-color: #1e1e1e;
    padding: 5px 15px;
    color: #FFBF00;
    border: 1px solid #3a3a3a;
    font-size: 0.8rem;
    border-radius: 8px;
    display: inline-block;
    margin-top: 10px;
}
/* contact info */
.contact{
    margin-top: 30px;
    border-top: 2px solid #3a3a3a;
    padding-top: 20px;
}
.label{
    font-weight: 500;
    font-size: 0.8rem;
    color: #a0a0a0;
}
.value{
    color: #e0e0e0;
    text-decoration: none;
}
.email,.phone{
    margin-bottom: 15px;
}
/* social media */
.social{
    margin-top: 30px;
    border-top: 2px solid #3a3a3a;
    padding-top: 20px;
    text-align: center;
}
.social img{
    height: 24px;
    width: 24px;
    margin-left: 5px;
    filter: grayscale(1) invert(0.7);
    transition: filter 0.3s ease;
}
.social img:hover{
    filter: grayscale(0) invert(0);
}

/* MAIN CONTENT */
/* navigation */
#navigation{
    border-bottom: 2px solid #3a3a3a;
    margin-bottom: 20px;
    padding-bottom: 20px;
}
nav{
    display: flex;
    justify-content: flex-end;
    gap: 20px;
}
nav a{
    text-decoration: none;
    color: #a0a0a0;
    font-weight: 500;
    transition: color 0.3s ease;
}
.active, nav a:hover{
    color: #FFBF00;
}

/* about me */
.heading{
    color: #e0e0e0;
    font-size: 2rem;
    margin-bottom: 15px;
}
.line{
    width: 60px;
    height: 5px;
    background-color: #FFBF00;
    margin-bottom: 15px;
    border-radius: 2px;
}
.content{
    text-align: justify;
    color: #a0a0a0;
}
#about{
    margin-bottom: 40px;
}

/* skills section */
.grid-container{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px,1fr));
    gap: 30px;
}
.item{
    padding: 20px;
    border-radius: 10px;
    border: 2px solid #3a3a3a;
    background-color: #1e1e1e;
    text-align: center;
    margin-top: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.item img{
    height: 48px;
    width: 48px;
    filter: invert(75%) sepia(50%) saturate(1000%) hue-rotate(350deg) brightness(110%) contrast(101%);
    margin-bottom: 15px;
}
.item h3{
    font-size: 1rem;
    font-weight: 500;
}
.item:hover{
    transform: scale(1.1);
    box-shadow: 0px 0px 10px 5px rgba(0, 0, 0, 0.3);
}

/* education */
#education{
    margin-top: 30px;
}
.edtech{
    position: relative;
    margin-top: 20px;
}
.year{
    font-size: 0.9rem;
    color: #a0a0a0;
    margin-bottom: 5px;
}
.degree{
    color: #e0e0e0;
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 5px;
}
.college{
    font-style: italic;
    color: #a0a0a0;
    margin-bottom: 10px;
}
.work{
    color: #a0a0a0;
}
.edfirst{
    margin-bottom: 30px;
    padding-left: 25px;
    position: relative;
}
.goal{
    height: 15px;
    width: 15px;
    border-radius: 50%;
    border: 3px solid #FFBF00;
    position: absolute;
    top: 0px;
    left: 0px;
    z-index: 5;
}
.liner{
    position: absolute;
    width: 2px;
    top: 0px;
    bottom: 0px;
    left: 5px;
    border: 2px solid #3a3a3a;
}

/* experience section */
#experience{
    margin-top: 40px;
}
.exp-container{
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.exp-card{
    background-color: #1e1e1e;
    border: 1px solid #3a3a3a;
    border-radius: 12px;
    padding: 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.exp-card:hover{
    transform: translateY(-4px);
    box-shadow: 0px 0px 10px 5px rgba(0, 0, 0, 0.3);
}
.exp-header{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    gap: 10px;
    flex-wrap: wrap;
}
.exp-role{
    color: #e0e0e0;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}
.exp-company{
    color: #FFBF00;
    font-size: 0.9rem;
    font-weight: 500;
}
.exp-duration{
    background-color: rgba(255, 191, 0, 0.1);
    color: #FFBF00;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    white-space: nowrap;
    border: 1px solid rgba(255, 191, 0, 0.2);
}
.exp-current{
    background-color: rgba(0, 200, 100, 0.1);
    color: #00c864;
    border: 1px solid rgba(0, 200, 100, 0.2);
}
.exp-desc{
    color: #a0a0a0;
    line-height: 1.7;
    margin-bottom: 14px;
    font-size: 0.95rem;
}
.exp-desc strong{
    color: #e0e0e0;
}
.exp-tags span{
    background-color: rgba(255, 191, 0, 0.1);
    color: #FFBF00;
    padding: 4px 8px;
    border-radius: 5px;
    font-size: 0.75rem;
    margin-right: 5px;
    margin-bottom: 5px;
    display: inline-block;
}

/* portfolio */
#portfolio{
    margin-top: 40px;
}
.project-container{
    margin-top: 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}
.project-link{
    text-decoration: none;
    display: block;
}
.project{
    background-color: #1e1e1e;
    border-radius: 12px;
    border: 1px solid #3a3a3a;
    overflow: hidden;
    transition: transform 0.5s ease, box-shadow 0.5s ease;
    height: 100%;
}
.project:hover{
    transform: translateY(-10px);
    box-shadow: 0px 0px 10px 5px rgba(0, 0, 0, 0.3);
}
.project img{
    height: 180px;
    width: 100%;
    object-fit: cover;
}
.card{
    padding: 20px;
}
.card h3{
    color: #e0e0e0;
    margin-bottom: 10px;
}
.card p{
    color: #a0a0a0;
    line-height: 1.6;
    margin-bottom: 15px;
}
.card span{
    background-color: rgba(255, 191, 0, 0.1);
    color: #FFBF00;
    padding: 4px 8px;
    border-radius: 5px;
    font-size: 0.75rem;
    margin-right: 5px;
    margin-bottom: 5px;
    display: inline-block;
}

.exp-link {
  color: #f0a500;
  text-decoration: none;
  font-weight: 500;
}

.exp-link:hover {
  text-decoration: underline;
}

@media screen and (max-width:1200px) {
    .main-container{
        grid-template-columns: 1fr;
        padding: 20px;
    }
    .sidebar{
        position: static;
        height: auto;
    }
}

@media screen and (max-width:750px) {
    .project-container{
        grid-template-columns: 1fr;
    }
    #navigation nav {
        justify-content: center;
        flex-wrap: wrap;
    }
    .sidebar{
        display: flex;
        justify-content: center;
        gap: 40px;
    }
    .exp-header{
        flex-direction: column;
    }
}