*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    scroll-behavior:smooth;
    font-family: 'Outfit', sans-serif;
}

html{
    scroll-behavior: smooth;
    overflow-x:hidden;
}
body{
    font-family: sans-serif;
    background:#0b1120;
    
}
header{
    
    position:fixed;
    width:100%;
    z-index: 1000;
    backdrop-filter:blur(15px);
    border-bottom:1px solid rgba(255,255,255,.2);
    color: #00ffff;
}
nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 8%;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgba(0,0,0,.08);
}

.logo{
    display:inline-block;
    font-size:28px;
    font-weight:700;
    text-decoration:none;

    background:linear-gradient(
        90deg,
        #FF00FF,
        #7B5BA7,
        #00FFFF
    );

    background-clip:text;
    -webkit-background-clip:text;

    color:transparent;
    -webkit-text-fill-color:transparent;
}

.nav-links{
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links li{
    list-style: none;
}

.nav-links li a{
    text-decoration: none;
    color:white;
    font-size: 15px;
    font-weight: 500;
    transition: .3s;
    position: relative;
}

.nav-links li a:hover{
    color: #00ffff;
}

.nav-links a.active{
    color:#00ffff;
    font-size: larger;
    border-bottom:3px solid #00ffff;
}
#menu-icon{
    font-size: 2rem;
    color: #00ffff;
    cursor: pointer;
    display: none;
}
.hero-name h1,
.section-title h2,
.about-content span,
.experience-date{
    background:linear-gradient(
        90deg,
        #FF00FF,
        #7B5BA7,
        #00FFFF
    );

    background-clip:text;
    -webkit-background-clip:text;

    color:transparent;
    -webkit-text-fill-color:transparent;
}
@media(max-width:800px){

    #menu-icon{
        display:block;
        z-index:1001;
    }

    .nav-links{
        position: fixed;
        top: 0;
        right: -50%;      /* Hide initially */
        width: 50%;       /* Half screen */
        height: 100vh;
         background:#111827;
        backdrop-filter: blur(20px);

        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;

        transition: right .4s ease;
        z-index: 999;
    }

    .nav-links.active{
        right: 0;
    }

    .nav-links li{
        width:100%;
        text-align:center;
    }

    .nav-links li a:hover,
    .nav-links li a.active{
    background: #00ffff;
    color: #000;
}

    .nav-links a{
    display:inline-block;
    width: 100%;
    padding:5px 9px;
    border-radius:8px;
    transition:.3s;
}
}
.hero{

    display:flex;
    justify-content:space-between;
    align-items:center;

    padding:120px 8% 110px;
    min-height:calc(100vh - 80px);

}
.hero-text{

    width:55%;

}

.hero-text h3{

    font-size:28px;

    color:#00ffff;

    margin-bottom:10px;

    opacity:0;

    animation:fadeDown .8s forwards;

}
.hero-name{

    display:flex;
    align-items:baseline;
    gap:12px;
    flex-wrap:wrap;

}

.hero-name h1{

    margin:0;
    font-size:4rem;
    font-weight:700;
    opacity:0;
    background:linear-gradient(90deg,#38BDF8,#0EA5E9,#2563EB);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    animation:slideLeft 1s .4s forwards;
}

.qualification{

    font-size:1.1rem;
    color:#00ffff;
    font-weight:600;
    opacity:0;

    animation:slideLeft 1s .4s forwards;

}
.animated-role{

    height:60px;
    display:flex;
    align-items:center;
    overflow:hidden;

}

#role-text{

    font-size:2rem;
    font-weight:700;
    color:#00ffff;
    display:inline-block;
    animation:fadeSlide .6s ease;
    opacity:0;

    animation:fadeIn 1s .8s forwards;
}
@keyframes fadeSlide{

    from{

        opacity:0;
        transform:translateY(30px);

    }

    to{

        opacity:1;
        transform:translateY(0);

    }

}
.buttons{

    margin-top:40px;
    opacity:0;

    animation:zoomIn .8s 1.6s forwards;

}

.btn{

    padding:15px 38px;

    border-radius:40px;

     background:linear-gradient(
        135deg,
        #FF00FF 0%,
        #7B5BA7 45%,
        #00FFFF 100%
    );

    color:#FFFFFF;
    border:none;
    box-shadow:0 8px 25px rgba(123,91,167,.35);
    transition:.4s ease;

    border: 1px solid #000;

    text-decoration:none;

    margin-right:20px;

    transition:.4s;

}

.btn:hover{

   transform:translateY(-3px);

    background:linear-gradient(
        135deg,
        #FF33FF,
        #9D7BD8,
        #66FFFF
    );

    box-shadow:
    0 0 15px rgba(255,0,255,.4),
    0 0 30px rgba(0,255,255,.3);
}

.btn-outline{

    padding:15px 38px;

    border:2px solid #00ffff;

    color:#00ffff;

    border-radius:40px;

    text-decoration:none;

    transition:.4s;

}

.btn-outline:hover{

    background:#0077ff;

    color:white;
    border: 1px solid white;

}
.hero-image{

    width:50%;

    display:flex;

    justify-content:center;

}

.hero-image img{

    position: relative;
    z-index: 2;
    width: 360px;
    height: 380px;
    border: 2px solid #00ffff;
    border-radius: 50%;
    object-fit: cover;
    transition:.5s;
    opacity:0;
    animation:imageReveal 1s .8s forwards,
              floating 4s ease-in-out infinite 2s;
}

.glow-ring{
    position: absolute;
    display: block;
    width:390px;
    height:390px;
    border-radius: 50%;
    background: conic-gradient(
        #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: purpleGlow 4s linear infinite;
}

/* Outer Glow */
.glow-ring::before{
    content: "";
    position: absolute;
    inset: -12px;
    border-radius: 50%;
    background: inherit;
    filter: blur(28px);
    opacity: 0.9;
}

/* Inner Circle */
.glow-ring::after{
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: #b16cff;   /* Change to your light mode background color */
}

/* Rotation Animation */
@keyframes purpleGlow{
    0%{
        transform: rotate(0deg);
    }
    100%{
        transform: rotate(360deg);
    }
}

@keyframes fadeDown{

from{

opacity:0;
transform:translateY(-40px);

}

to{

opacity:1;
transform:translateY(0);

}

}

@keyframes slideLeft{

from{

opacity:0;
transform:translateX(-60px);

}

to{

opacity:1;
transform:translateX(0);

}

}

@keyframes fadeUp{

from{

opacity:0;
transform:translateY(50px);

}

to{

opacity:1;
transform:translateY(0);

}

}

@keyframes zoomIn{

from{

opacity:0;
transform:scale(.7);

}

to{

opacity:1;
transform:scale(1);

}

}

@keyframes imageReveal{

from{

opacity:0;
transform:translateX(100px);

}

to{

opacity:1;
transform:translateX(0);

}

}

@keyframes floating{

0%{

transform:translateY(0);

}

50%{

transform:translateY(-12px);

}

100%{

transform:translateY(0);

}

}

@keyframes float{

0%{

transform:translateY(0px);

}

50%{

transform:translateY(-18px);

}

100%{

transform:translateY(0px);

}

}

/* ===========================================
   MOBILE (max-width: 720px)
=========================================== */
@media (max-width:720px){

    .hero{
        flex-direction:column-reverse;
        justify-content:center;
        text-align:center;
        padding:85px 6% 50px;
        min-height:auto;
        gap:30px;
    }

    .hero-text{
        width:100%;
    }

    .hero-text h3{
        font-size:22px;
    }

    .hero-name{
        justify-content:center;
        gap:8px;
    }

    .hero-name h1{
        font-size:2.4rem;
    }

    .qualification{
        font-size:0.95rem;
    }

    .animated-role{
        justify-content:center;
        height:45px;
    }

    #role-text{
        font-size:1.4rem;
        text-align:center;
    }

    .buttons{
        display:flex;
        flex-direction:column;
        align-items:center;
        gap:18px;
        margin-top:30px;
    }

    .btn,
    .btn-outline{
        width:220px;
        text-align:center;
        margin-right:0;
    }

    .hero-image{
        width:100%;
        position:relative;
    }

    .hero-image img{
    width:250px;
    height:250px;
}

.glow-ring{
    width:255px;
    height:255px;
}

 .footer-content h2{
        font-size:32px;
    }

    .footer-content p{
        font-size:14px;
    }

    .footer-links{
        gap:12px 18px;
    }

    .footer-links a{
        font-size:13px;
    }

    .copyright{
        font-size:13px;
    }

}
/* ===========================================
   TABLET (721px - 800px)
=========================================== */
@media (min-width:721px) and (max-width:1024px){

    .hero{
        flex-direction:column-reverse;
        justify-content:center;
        align-items:center;
        text-align:center;
        padding:120px 8% 80px;
        gap:50px;
        min-height:auto;
    }

     .hero-text{
        width:100%;
    }

    .hero-text h3{
        font-size:26px;
    }

    .hero-name{
        justify-content:center;
    }

    .hero-name h1{
        font-size:3.3rem;
    }

    .qualification{
        font-size:1.1rem;
    }

     .animated-role{
        justify-content:center;
        height:50px;
    }

    #role-text{
        font-size:1.8rem;
    }

    .buttons{
         display:flex;
        justify-content:center;
        gap:18px;
        margin-top:35px;
    }

    .btn,
    .btn-outline{
        margin-right:0;
    }

    .hero-image{
      width:100%;
        position:relative;
        display:flex;
        justify-content:center;
    }

    .hero-image img{
        width:340px;
        height:350px;
    }

    .glow-ring{
        width:360px;
        height:350px;
    }

 .footer-links{
        gap:15px 22px;
    }

    .footer-links a{
        font-size:14px;
    }

     
}

/*==========================
ABOUT SECTION
==========================*/

/* ABOUT */

.about{

    padding:30px 5%;
    padding-top: 72px;
    background:transparent;

}

.section-title{
    
    text-align:center;
    margin-bottom:30px;

}

.section-title h4{

    color:#00ffff;
    letter-spacing:3px;
    margin-bottom:5px;

}

.section-title h2{

    font-size:42px;
    color:#00ffff;

}

.section-title h2 span{

    background:linear-gradient(90deg,#38BDF8,#0EA5E9,#2563EB);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;

}

.about-content{

    max-width:900px;
    margin:auto;

}

.about-content p{

    font-size:18px;
    line-height:2;
    color:#d6d6d6;
    text-align:center;

}

.about-content span{
     background:linear-gradient(90deg,#38BDF8,#0EA5E9,#2563EB);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.interest-box span:hover{

    background:#7B5BA7;
    color:white;

}

.highlights{

    margin-top:70px;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:25px;

}

 .card{

    position: relative;
    padding: 10px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
    text-align: center;
}

 .card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
        #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
 .card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background: #0b1120;
    color: white;
    border-radius: 17px;
    z-index: -1;
}
 .card:hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

.card h3{

    font-size:40px;
    margin-bottom:10px;
}

.card p{

    font-weight:500;
    color:#fff;
}
span{
    color: #7B5BA7;
}

/* ==========================
   EDUCATION SECTION
========================== */

.education{

    padding:50px 5%;
    padding-top: 75px;
    background:transparent;
}

.timeline{

    position:relative;
    max-width:900px;
    margin:50px auto;

}

.timeline::before{

    content:'';
    position:absolute;
    left:25px;
    top:0;
    width:4px;
    height:100%;
    background:#D7C0E6;

}

.timeline-item{

    position:relative;
    margin-bottom:60px;
    padding-left:80px;

}

.timeline-dot{

    position:absolute;
    left:13px;
    top:10px;

    width:28px;
    height:28px;

    border-radius:50%;

    background:#00ffff;
    border:5px solid #fff;

    box-shadow:0 0 15px rgba(123,91,167,.3);

}

 .timeline-content{
    position: relative;
    padding: 30px;
    border-radius: 20px;
    overflow: hidden;
    transition: .4s;
    z-index: 1;
}
/* Animated Border */
 .timeline-content::before{
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 20px;
    background: conic-gradient(
         #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: timelineGlow 5s linear infinite;
    z-index: -2;
filter: blur(5px);
}
    /* Hide animation until hover */
    


/* Card Background */
 .timeline-content::after{
    content: "";
    position: absolute;
    inset: 3px;         /* Change to #242f44 in dark mode */
     background: #242F44;
    border-radius: 17px;
    z-index: -1;
}

/* Hover Effect */
 .timeline-content:hover{
    transform: translateX(8px);
}


/* Rotation */
@keyframes timelineGlow{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

.year{

    display:inline-block;

    background:#a6e9dd;

    color:#000;

    padding:8px 18px;

    border-radius:30px;

    font-size:14px;

    font-weight:600;

    margin-bottom:20px;

}

.timeline-content h3{

    color:#fff;
    margin-bottom:10px;

}

.timeline-content h4{

    color:#00ffff;
    margin-bottom:15px;
    font-weight:500;

}

.timeline-content p{

    color:#f2ebeb;
    line-height:1.8;

}
/* ==========================
   RESEARCH SECTION
========================== */

.research{

    padding:40px 5%;
    padding-top: 75px;
    background:transparent;

}

.research-intro{

    max-width:900px;
    margin:10px auto 70px;

    text-align:center;

    line-height:2;
    color:#fff;
    font-size:18px;

}

.research-grid{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));

    gap:10px;

}

 .research-card{

    position: relative;
    padding: 10px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
    text-align: center;
}

 .research-card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
        #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
 .research-card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background: #0b1120;
    color: white;
    border-radius: 17px;
    z-index: -1;
}
 .research-card:hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}


.icon{

    font-size:45px;

    margin-bottom:20px;

}

.research-card h3{

    margin-bottom:5px;

    color:#00ffff;

}
.research-card p{

    color:#fff;

    line-height:1.7;

}
/* ==========================
   BUSINESS SECTION
========================== */

.business{

    padding:50px 5%;
    padding-top: 75px;
     background:transparent;

}

.business-intro{

    max-width:850px;

    margin:10px auto 70px;

    text-align:center;

    color:#fff;

    line-height:2;

    font-size:18px;

}

.business-container{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(350px,1fr));

    gap:20px;

}
.business-card{

    position: relative;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
    padding: 25px;
}

.business-card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
        #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
.business-card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background: #0b1120;
    color: white;
    border-radius: 17px;
    z-index: -1;
}
.business-card :hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

.business-icon{

    width:80px;

    height:80px;

    border-radius:50%;

    display:flex;

    justify-content:center;

    align-items:center;

    font-size:35px;

    margin-bottom:15px;

}

.business-card h3{

    font-size:30px;

    color:#fff;

}

.business-card h5{

    margin:12px 0 25px;

    color:#00ffff;

    font-weight:600;

}

.business-card p{

    color:#fff;

    line-height:1.8;

    margin-bottom:15px;

}

.business-card ul{

    list-style:none;

    margin-bottom:15px;

    padding-bottom: 10px;

}

.business-card ul li{

    margin:12px 0;

    color:#abd6de;

}

.business-btn{

    display:inline-block;

    text-decoration:none;

    padding:14px 30px;

    background:#00ffff;

    color:#000;

    border:1px solid #000;

    border-radius:40px;

    transition:.3s;

}

.business-btn:hover{

    background:#0077ff;
    color:#fff;

}
/* ===========================
    EXPERIENCE
=========================== */

.experience{

    padding:50px 5%;
    padding-top: 75px;
    background:transparent;

}

.experience-intro{

    max-width:850px;
    margin:15px auto 50px;

    text-align:center;

    color:#fff;

    line-height:1.9;

}

.experience-timeline{

    position:relative;

    max-width:1000px;

    margin:auto;

}

.experience-timeline::before{

    content:'';

    position:absolute;

    left:120px;

    width:3px;

    height:100%;

    background:#c8e1e8;

}

.experience-item{

    display:flex;

    margin-bottom:25px;

    position:relative;

}

.experience-date{

    width:120px;

    color:#00ffff;

    font-weight:600;

    font-size:14px;

}

.experience-content{
    position: relative;
    flex: 1;
    margin-left: 20px;
    padding: 30px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;

}

/* Animated Glow Border */
.experience-content::before{
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 20px;
    background: conic-gradient(
       #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: rotateExperience 5s linear infinite;
    filter: blur(4px);
    z-index: -2;
}

/* Card Background */
.experience-content::after{
    content: "";
    position: absolute;
    inset: 2px;
    background: #0b1120;
    border-radius: 18px;
    z-index: -1;
}

/* Hover Effect */
.experience-content:hover{
    transform: translateX(10px);
}

@keyframes rotateExperience{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}
.experience-content h3{

    color:#00ffff;

}

.experience-content h4{

    margin:10px 0 20px;

    color:#fff;

}

.experience-content p{

    color:#b9dede;

    line-height:1.8;

}

.tech-stack{

    margin-top:10px;

}

.tech-stack span{

    display:inline-block;

    padding:8px 15px;

    margin:5px;

    border-radius:30px;

    color:#00ffff;

    border: solid 2px #00ffff;

    font-size:13px;

}
/* ===========================
      SKILLS
=========================== */

.skills{

    padding:50px 5%;
    padding-top: 75px;
    background:transparent;

}

.skills-intro{

    max-width:850px;
    margin:15px auto 30px;
    text-align:center;
    line-height:1.9;
    color:#fff;

}

.skills-grid{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));

    gap:15px;

}

.skill-card{
    position: relative;
    border-radius: 25px;
    padding: 25px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
}

/* Animated Glow Border */
.skill-card::before{
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 25px;
    background: conic-gradient(
        #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: rotateBorder 5s linear infinite;
    filter: blur(4px);
    z-index: -2;
}

/* Card Background */
.skill-card::after{
    content: "";
    position: absolute;
    inset: 2px;
    background: #0b1120;
     color: white;
    border-radius: 23px;
    z-index: -1;
}

/* Hover Effect */
.skill-card:hover{
    transform: translateY(-10px);
}
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}
.skill-card h3{

    margin-bottom:15px;

    color:#00ffff;

}

.skill-tags{

    display:flex;

    flex-wrap:wrap;

    gap:10px;

}

.skill-tags span{

    padding:10px 18px;

    border-radius:30px;

    border: solid 2px #b1e5e5;

    color:#00ffff;

    font-size:14px;

    font-weight:500;

    transition:.3s;

}


/* ===========================
   PROJECTS
=========================== */
.projects{

    padding:55px 8%;
    padding-top: 75px;

}

.projects.section-title{

    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:50px;
    flex-wrap:wrap;
    gap:20px;

}

.projects .section-title h2{

    font-size:2.3rem;
    font-weight:700;
    color:#00ffff;

}

.projects .section-title h2 span{

    background:linear-gradient(90deg,#38BDF8,#0EA5E9,#2563EB);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;

}

.projects p{

    width:100%;
    color:#a5d5d5;
    line-height:1.8;
    text-align: center;

}

.projects-container{

    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:35px;

}

.project-card{

    background:transparent;
     border-color:#38BDF8;

    box-shadow:0 20px 40px rgba(56,189,248,.18);
    border-radius:18px;
    overflow:hidden;

    transition:.4s;


}

.project-card:hover{

    transform:translateY(-10px);

    border-color:#38BDF8;

    box-shadow:0 20px 40px rgba(56,189,248,.18);

}

.project-image{

    overflow:hidden;

}

.project-image img{

    width:100%;
    height:250px;
    object-fit:cover;
    transition:.5s;

}

.project-card:hover img{

    transform:scale(1.08);

}

.project-content{

    padding:25px;

}

.project-content h3{

    font-size:1.4rem;
    color:#00ffff;
    margin-bottom:15px;

}

.project-content p{

    color:#a8e5eb;
    text-align:left;
    line-height:1.8;
    margin-bottom:20px;

}

.project-content a{

    text-decoration:none;
    color:#0EA5E9;
    font-weight:600;
    transition:.3s;

}

.project-content a:hover{

    color:#2563EB;
    padding-left:8px;

}

.project-btn{

    text-align:center;
    margin-top:50px;

}

/*============================
      PUBLICATIONS
=============================*/

.publications{

    padding:50px 5%;
    padding-top: 75px;
    background:transparent;

}

.publication-intro{

    max-width:900px;

    margin:5px auto 15px;

    text-align:center;

    color:#fff;

    line-height:1.9;

}

.publication-container{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));

    gap:20px;

}
.publication-card{
    position: relative;
    padding: 15px;
    border-radius: 25px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
}

/* Animated Glow Border */
.publication-card::before{
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 25px;
    background: conic-gradient(
        #ff00ff,
        #7b5ba7,
        #00ffff,
        #ffffff,
        #ff00ff
    );
    animation: rotateBorder 4s linear infinite;
    filter: blur(4px);
    z-index: -2;
}

/* Card Background */
.publication-card::after{
    content: "";
    position: absolute;
    inset: 2px;
    background: #0b1120;
    border-radius: 23px;
    z-index: -1;
}

/* Hover Effect */
.publication-card:hover{
    transform: translateY(-10px);
}
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

.publication-year{

    display:inline-block;

    padding:8px 18px;

    border: 1px solid #00ffff;

    color:#00ffff;

    border-radius:30px;

    font-weight:600;

    margin-bottom:10px;

}

.publication-card h3{

    color:#fff;

    margin-bottom:10px;

}

.publication-card p{

    color:rgb(127, 210, 200);

    line-height:1.8;

}

.publication-card h5{

    margin-top:15px;

    color:#00ffff;

}
/*============================
      ACHIEVEMENTS
=============================*/

.achievements{

    padding:40px 5%;

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));

    gap:20px;

    background:transparent;

}

.achievement-box{

    text-align:center;

    border-radius:20px;

    border: 1px solid #00ffff;
    padding:15px;

    transition:.4s;

}

.achievement-box:hover{

    transform:translateY(-10px);

}

.achievement-box h2{

    font-size:48px;

    color:#00ffff;

    margin-bottom:10px;

}

.achievement-box p{

    color:#a5e7e7;

    font-weight:500;

}
/*===========================
      CONTACT
============================*/

.contact{

    padding:50px 5%;
    padding-top: 75px;
    background:transparent;

}

.contact-intro{

    max-width:850px;

    margin:10px auto 30px;

    text-align:center;

    color:#fff;

    line-height:1.9;

}

.contact-container{

    display:grid;

    grid-template-columns:1fr 1fr;

    gap:30px;

}

.contact-info{

    display:flex;

    flex-direction:column;

    gap:20px;

}

.contact-card{

    background:#97d6ca;

    padding:15px;

    border-radius:20px;

    box-shadow:0 8px 25px rgba(0,0,0,.06);

}
.contact-info :hover{
transform:translateY(10px);
 transition: transform 0.3s ease;
}

.contact-card h3{

    margin-bottom:8px;

    color:#000;

}

.contact-card p{

    color:#000;

}

.contact-card a{

    color:#000;

    text-decoration:none;

}

.contact-form{

    display:flex;

    flex-direction:column;

    gap:20px;

}

.contact-form input,

.contact-form textarea{

    padding:18px;

    border:none;

    border-radius:15px;

    background:#1e293b;
    color:white;

    font-family:Poppins;

    box-shadow:0 5px 15px rgba(0,0,0,.05);

}

.contact-form button{

     background:linear-gradient(
        135deg,
        #FF00FF 0%,
        #7B5BA7 45%,
        #00FFFF 100%
    );

    color:#FFFFFF;
    border:none;
    border-radius:50px;
    box-shadow:0 8px 25px rgba(123,91,167,.35);
    transition:.4s ease;

    padding:18px;

    cursor:pointer;

    font-size:16px;

    

}

.contact-form button:hover{
transform:translateY(-3px);

    background:linear-gradient(
        135deg,
        #FF33FF,
        #9D7BD8,
        #66FFFF
    );

    box-shadow:
    0 0 15px rgba(255,0,255,.4),
    0 0 30px rgba(0,255,255,.3);

}
/*===========================
      FOOTER
============================*/

footer{

    background:#2F2A37;

    color:white;

    padding:50px 5%;

    text-align:center;

}

.footer-content h2{

    font-size:40px;

    margin-bottom:8px;

}

.footer-content p{

    color:#ddd;

}

.footer-links{

    margin:25px 0;

}

.footer-links a{

    margin:15px;

    color:white;

    text-decoration:none;

    transition:.3s;

}

.footer-links a:hover{

    color:#D9B8F0;

}

footer hr{

    margin:10px auto;

    border:.5px solid rgba(255,255,255,.2);

}

.copyright{

    color:#bbb;

}
/*=========================
      THEME TOGGLE
==========================*/

#theme-toggle{
    font-size:1.7rem;
    cursor:pointer;
    margin-right:18px;
    color:#00ffff;
    transition:.35s;
}

#theme-toggle:hover{
    transform:rotate(20deg);
}

/*=========================
        DARK MODE
==========================*/

body.light-mode body{
     background:#E0F2FE;
     color:#000;
}

body.light-mode #theme-toggle, 
body.light-mode #menu-icon{
    color: #1F2937 !important;
}
body.light-mode header{
    background:rgba(255,255,255,0.9) !important;
}
body.light-mode .nav-links li a{
    color:#334155 !important;
}
body.light-mode .nav-links li a:hover{
    color:#3B82F6 !important;
}
body.light-mode .nav-links li a.active{
    color:#3B82F6 !important;
    font-size: larger;
    border-bottom:3px solid #3B82F6;
}
/* Animated Ring */
body.light-mode{
.glow-ring{
    position: absolute;
    width: 375px;
    height: 375px;
    border-radius: 50%;
    background: conic-gradient(
        #38BDF8,
        #0EA5E9,
        #60A5FA,
        #FFFFFF,
        #38BDF8
    );
    animation: rotateRing 3s linear infinite;
}

/* Blur Glow */
.glow-ring::before{
    content: "";
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    background: inherit;
    filter: blur(20px);
    opacity: .8;
}

/* Inner Dark Circle */
.glow-ring::after{
    content: "";
    position: absolute;
    inset: 6px;
    border-radius: 50%;
    background: #11182b;
}

@keyframes rotateRing{
    100%{
        transform: rotate(360deg);
    }
}
@keyframes pulseGlow{
    0%,100%{
        box-shadow: 0 0 15px #b16cff,
                    0 0 30px #b16cff,
                    0 0 50px #b16cff;
    }

    50%{
        box-shadow: 0 0 30px #ffffff,
                    0 0 60px #c47cff,
                    0 0 100px #b16cff;
    }
}

body.light-mode .glow-ring{
    animation:
        rotateRing 4s linear infinite,
        pulseGlow 1.5s ease-in-out infinite;
    }
}


@media (max-width: 720px){

    body.light-mode .nav-links{
        background:#F0F9FF;
    }

    body.light-mode .nav-links a{
        color:#1F2937;
    }
    body.light-mode .nav-links li a:hover,
    body.light-mode .nav-links li a.active{
    color:#3B82F6 !important;
    font-size: larger;
    background:#E0F2FE;
    border: 1px solid #3B82F6;
}

    body.light-mode .hero-image{
        width:100%;
        position:relative;
    }

    body.light-mode .hero-image img{
    width:240px;
    height:240px;
}

body.light-mode .glow-ring{
    width:255px;
    height:255px;
}
 .contact-container{

        grid-template-columns:1fr;

        gap:25px;

    }

    .contact-info{

        gap:18px;

    }

    .contact-card{

        padding:18px;

        border-radius:18px;

    }

    .contact-card:hover{

        transform:translateY(-5px);

        transition:.3s ease;

    }

    .contact-card h3{

        font-size:18px;

    }

    .contact-card p,
    .contact-card a{

        font-size:15px;

        line-height:1.6;

        word-break:break-word;

    }

    .contact-form{

        gap:18px;

    }

    .contact-form input,
    .contact-form textarea{

        width:100%;

        padding:16px;

        font-size:15px;

        border-radius:14px;

    }

    .contact-form textarea{

        min-height:160px;

        resize:none;

    }

    .contact-form button{

        width:100%;

        padding:16px;

        font-size:16px;

    }
      .projects-container{

        display:grid;
        grid-template-columns:repeat(2,1fr);
        gap:18px;

    }

    .project-card{

        border-radius:15px;

    }

    .project-image img{

        height:130px;
        object-fit:cover;

    }

    .project-content{

        padding:15px;

    }

    .project-content h3{

        font-size:16px;
        margin-bottom:10px;

    }

    .project-content p{

        font-size:13px;
        line-height:1.5;
        margin-bottom:12px;

    }

    .project-content a{

        font-size:13px;

    }

    .project-btn{

        margin-top:30px;

    }


}

@media (min-width:721px) and (max-width:1024px){

    body.light-mode .nav-links{
        background:#F4ECF8;
    }

    body.light-mode .nav-links a{
        color:#1F2937;
    }
    body.light-mode .nav-links li a:hover,
    body.light-mode .nav-links li a.active{
    color:#3B82F6 !important;
    font-size: larger;
    background:#a6e9dd;
    border: 1px solid #3B82F6;
}

     body.light-mode .hero-image img{
        width:340px;
        height:350px;
    }

    body.light-mode .glow-ring{
        width:360px;
        height:350px;
    }
      .projects-container{

        display:grid;
        grid-template-columns:repeat(2,1fr);
        gap:18px;

    }

    .project-card{

        border-radius:15px;

    }

    .project-image img{

        height:130px;
        object-fit:cover;

    }

    .project-content{

        padding:15px;

    }

    .project-content h3{

        font-size:16px;
        margin-bottom:10px;

    }

    .project-content p{

        font-size:13px;
        line-height:1.5;
        margin-bottom:12px;

    }

    .project-content a{

        font-size:13px;

    }

    .project-btn{

        margin-top:30px;

    }
    .contact-container{

        grid-template-columns:1fr;

        gap:25px;

    }

    .contact-info{

        gap:18px;

    }

    .contact-card{

        padding:18px;

        border-radius:18px;

    }

    .contact-card:hover{

        transform:translateY(-5px);

        transition:.3s ease;

    }

    .contact-card h3{

        font-size:18px;

    }

    .contact-card p,
    .contact-card a{

        font-size:15px;

        line-height:1.6;

        word-break:break-word;

    }

    .contact-form{

        gap:18px;

    }

    .contact-form input,
    .contact-form textarea{

        width:100%;

        padding:16px;

        font-size:15px;

        border-radius:14px;

    }

    .contact-form textarea{

        min-height:160px;

        resize:none;

    }

    .contact-form button{

        width:100%;

        padding:16px;

        font-size:16px;

    }


}

body.light-mode .hero-text h3{
    color:#64748B !important;
}
body.light-mode .logo,
body.light-mode .hero-name h1,
body.light-mode .section-title h2,
body.light-mode .about-content span,
body.light-mode .experience-date,
body.light-mode .nav-links li a:hover,
body.light-mode .nav-links li a.active
{
    background: linear-gradient(
        90deg,
        #38BDF8,
        #0EA5E9,
        #2563EB
    );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-mode .timeline-content .year,
body.light-mode .experience-content .tech-stack span,
body.light-mode .skill-tags span,
body.light-mode .publication-year{
    border: 2px solid #0EA5E9;
}

body.light-mode .card{

    position: relative;
    padding: 10px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
    text-align: center;
}

body.light-mode .card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
        #38BDF8,
        #0EA5E9,
        #60A5FA,
        #FFFFFF,
        #38BDF8
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
body.light-mode .card::after{
    content: "";
    position: absolute;
    inset: 3px;
background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    color: #1F2937;
    border-radius: 17px;
    z-index: -1;
}
body.light-mode .card:hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

body.light-mode .timeline-content{
    position: relative;
    padding: 30px;
    border-radius: 20px;
    overflow: hidden;
    transition: .4s;
    z-index: 1;
}
/* Animated Border */
body.light-mode .timeline-content::before{
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 20px;
    background: conic-gradient(
          #38BDF8,
    #0EA5E9,
    #60A5FA,
    #FFFFFF,
    #38BDF8
    );
    animation: timelineGlow 5s linear infinite;
    z-index: -2;
filter: blur(5px);
}
    /* Hide animation until hover */
    


/* Card Background */
body.light-mode .timeline-content::after{
    content: "";
    position: absolute;
    inset: 3px;         /* Change to #242f44 in dark mode */
    background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    border-radius: 17px;
    z-index: -1;
}

/* Hover Effect */
body.light-mode .timeline-content:hover{
    transform: translateX(8px);
}


/* Rotation */
@keyframes timelineGlow{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}


body.light-mode .research-card{

    position: relative;
    padding: 10px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
    text-align: center;
}

body.light-mode .research-card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
         #38BDF8,
    #0EA5E9,
    #60A5FA,
    #FFFFFF,
    #38BDF8
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
body.light-mode .research-card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    color: #1F2937;
    border-radius: 17px;
    z-index: -1;
}
body.light-mode .research-card:hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

body.light-mode .business-card{

    position: relative;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
}

body.light-mode .business-card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
         #38BDF8,
    #0EA5E9,
    #60A5FA,
    #FFFFFF,
    #38BDF8
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
body.light-mode .business-card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    color: #1F2937;
    border-radius: 17px;
    z-index: -1;
}
body.light-mode .business-card :hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}


body.light-mode .experience-content{

    position: relative;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
}

body.light-mode .experience-content h3{
    color:#1F2937 !important;
}

body.light-mode .experience-content h4{
    color:#1F2937 !important;
}
body.light-mode .experience-content::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
         #38BDF8,
    #0EA5E9,
    #60A5FA,
    #FFFFFF,
    #38BDF8
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
body.light-mode .experience-content::after{
    content: "";
    position: absolute;
    inset: 3px;
    background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    color: #1F2937;
    border-radius: 17px;
    z-index: -1;
}
body.light-mode .experience-content :hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}


body.light-mode .skill-card{

    position: relative;
    padding: 10px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
    text-align: center;
}

body.light-mode .skill-card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
         #38BDF8,
    #0EA5E9,
    #60A5FA,
    #FFFFFF,
    #38BDF8
    );
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
body.light-mode .skill-card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    color: #1F2937;
    border-radius: 17px;
    z-index: -1;
}
body.light-mode .skill-card:hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

body.light-mode .publication-card{

    position: relative;
    padding: 10px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
}

body.light-mode .publication-card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
     #38BDF8,
    #0EA5E9,
    #60A5FA,
    #FFFFFF,
    #38BDF8
    );
    
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
body.light-mode .publication-card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    color: #1F2937;
    border-radius: 17px;
    z-index: -1;
}
body.light-mode .publication-card:hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}
body.light-mode .project-card{

    position: relative;
    padding: 10px;
    border-radius: 20px;
    overflow: hidden;
    z-index: 1;
    transition: .4s;
}

body.light-mode .project-card::before{
    content: "";
    position: absolute;
    inset: -3px;
    border-radius: 20px;
    background: conic-gradient(
     #38BDF8,
    #0EA5E9,
    #60A5FA,
    #FFFFFF,
    #38BDF8
    );
    
    animation: rotateBorder 4s linear infinite;
    z-index: -2;
}

/* Card Background */
body.light-mode .project-card::after{
    content: "";
    position: absolute;
    inset: 3px;
    background:rgba(255,255,255,.75);
    backdrop-filter:blur(15px);
    border:1px solid rgba(56,189,248,.25);
    color: #1F2937;
    border-radius: 17px;
    z-index: -1;
}
body.light-mode .project-card:hover{

    transform:translateY(-10px);

}
/* Rotate Animation */
@keyframes rotateBorder{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}



/* Alternate sections */

body.light-mode .about,
body.light-mode .research,
body.light-mode .projects,
body.light-mode .experience,
body.light-mode .contact{
    background:#F0F9FF !important;
}
/* Main Sections */

body.light-mode header,
body.light-mode .hero, 
body.light-mode .education, 
body.light-mode .publications,
body.light-mode .skills, 
body.light-mode .business{
    background:#E0F2FE !important;
}

body.light-mode .about-content span strong{
    color: #AF47D2 !important;
}

body.light-mode .research-card:hover{
    background: #7B5BA7 !important;
    color: #1F2937 !important;
}
body.light-mode .experience-content{
    background: #a6e9dd !important;
}


body.light-mode .year,
body.light-mode .skill-tags span,
body.light-mode .publication-year,
body.light-mode .contact-card{
    background: #a6e9dd !important;
}

body.light-mode .achievements{
    background: #a6e9dd !important;
}
body.light-mode .achievement-box{
    background: #E0F2FE !important;
    border: 1px solid #0EA5E9 !important;
}
body.light-mode .contact-card{
    cursor: pointer !important;
}

body.light-mode .contact-info :hover{
transform:translateY(-10px) !important;
 transition: transform 0.3s ease;
}

body.light-mode .contact-form button,
body.light-mode .btn{
     background: linear-gradient(
        135deg,
        #38BDF8 0%,
        #0EA5E9 50%,
        #2563EB 100%
    );

    color:#FFFFFF;
    border:none;
    border-radius:50px;
    transition:.4s ease;
    box-shadow:0 8px 20px rgba(56,189,248,.25);
}
body.light-mode .contact-form button:hover,
body.light-mode .btn:hover{
     transform:translateY(-3px);
    box-shadow:
    0 15px 35px rgba(56,189,248,.35);
    color: white;
    background:linear-gradient(
        135deg,
        #0EA5E9,
        #2563EB,
        #1D4ED8
    );
}
body.light-mode .tech-stack span{
    background:#a6e9dd !important;
}

/* Cards */

body.light-mode .card,
body.light-mode .project-card,
body.light-mode .skill-card,
body.light-mode .timeline-content,
body.light-mode .publication-card,
body.light-mode .research-card,
body.light-mode .business-card,
body.light-mode .experience-card{

    background:#a6e9dd !important;
    box-shadow:0 10px 30px rgba(0,0,0,.45);

}

/* Text */

body.light-mode h1,
body.light-mode h2,
body.light-mode h3,
body.light-mode h4,
body.light-mode h5,
body.light-mode h6,
body.light-mode p,
body.light-mode span,
body.light-mode li,
body.light-mode a{

    color:#1F2937 !important;

}

/* Hero Paragraph */

body.light-mode .hero-text p{
    color:#1F2937 !important;
}

/* Inputs */

body.light-mode input,
body.light-mode textarea{

    background:#a6e9dd;
    color:#1F2937;
    border:1px solid #a6e9dd;

}

body.light-mode input::placeholder,
body.light-mode textarea::placeholder{

    color:#1F2937 !important;

}
body.light-mode footer{
    background-color: #E0F2FE !important;
}
/* Smooth transition */

body,
section,
header,
footer,
.card,
.project-card,
.skill-card{

    transition:.4s;

}