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

:root{
    --bg: #2d3250;
    --bg-soft: #363b63;
    --accent: #f9b17a;
    --accent-2: #c7c9ff;
    --text: #e5e7eb;
    --text-dim: #9ca3af;
}

html{
    scroll-behavior: smooth;
}

body{
    background-color: var(--bg);
    font-family: "Raleway";
    font-optical-sizing: auto;
    font-style: normal;
    overflow-x: hidden;
}

h1, h2, h3{
    font-family: "Sora", "Raleway", sans-serif;
}

a{
    text-decoration: none;
    color: inherit;
}

::selection{
    background: var(--accent);
    color: var(--bg);
}

/* ================= SCROLL PROGRESS BAR ================= */
#progress-bar{
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    z-index: 2000;
    transition: width 0.1s ease-out;
}

/* ================= NAVBAR ================= */
.navbar{
    position: sticky;
    top: 0;
    z-index: 1000;
    height: 76px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 6vw;
    background: rgba(45, 50, 80, 0.35);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    transition: background 0.35s ease, box-shadow 0.35s ease, padding 0.35s ease;
}

.navbar.scrolled{
    background: rgba(30, 34, 58, 0.85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    height: 64px;
}

.nav-logo a{
    font-family: "Sora", sans-serif;
    font-size: 26px;
    font-weight: 800;
    color: #f8fafc;
    letter-spacing: 1px;
}

.nav-logo span{
    color: var(--accent);
}

.nav-links{
    display: flex;
    align-items: center;
    gap: 38px;
}

.nav-link{
    position: relative;
    font-size: 16px;
    font-weight: 500;
    color: #f8fafc;
    padding: 6px 2px;
    transition: color 0.3s ease;
}

.nav-link::after{
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    transition: width 0.3s ease;
    border-radius: 4px;
}

.nav-link:hover,
.nav-link.active{
    color: var(--accent);
}

.nav-link:hover::after,
.nav-link.active::after{
    width: 100%;
}

.nav-cta{
    padding: 9px 20px;
    border: 1px solid var(--accent);
    border-radius: 999px;
}

.nav-cta::after{
    display: none;
}

.nav-cta:hover{
    background: var(--accent);
    color: var(--bg);
}

.nav-toggle{
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.nav-toggle span{
    width: 26px;
    height: 2px;
    background: #f8fafc;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity: 0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

hr{
    width: 70vw;
    margin: 5px auto;
    opacity: .5;
    border: none;
    border-top: 1px solid rgba(255,255,255,0.15);
}

/* ================= COMMON HELPERS ================= */
.eyebrow{
    color: var(--accent);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

.eyebrow.center, .center{
    text-align: center;
}

.btn{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary{
    background: linear-gradient(120deg, var(--accent), #f6935a);
    color: #2d3250;
    box-shadow: 0 10px 25px rgba(249, 177, 122, 0.25);
}

.btn-primary:hover{
    transform: translateY(-3px);
    box-shadow: 0 16px 34px rgba(249, 177, 122, 0.4);
}

.btn-outline{
    border: 1px solid var(--accent-2);
    color: var(--accent-2);
}

.btn-outline:hover{
    background: var(--accent-2);
    color: var(--bg);
    transform: translateY(-3px);
}

.ripple{
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    transform: scale(0);
    animation: rippleAnim 0.6s ease-out;
    pointer-events: none;
}

@keyframes rippleAnim{
    to{
        transform: scale(3.5);
        opacity: 0;
    }
}

/* ================= SCROLL REVEAL ================= */
.reveal{
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
    transition-delay: var(--reveal-delay, 0ms);
}

.reveal[data-reveal="fade-up"]{ transform: translateY(50px); }
.reveal[data-reveal="fade-right"]{ transform: translateX(-60px); }
.reveal[data-reveal="fade-left"]{ transform: translateX(60px); }
.reveal[data-reveal="zoom"]{ transform: scale(0.85); }

.reveal.visible{
    opacity: 1;
    transform: translate(0,0) scale(1);
}

/* ================= HERO ================= */
.main_section{
    position: relative;
    min-height: 88vh;
    width: 88vw;
    margin: 20px auto;
    display: flex;
    align-items: center;
    gap: 80px;
    padding: 0 60px;
    overflow: hidden;
}

.hero-glow{
    position: absolute;
    top: -20%;
    left: 10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(249,177,122,0.18), transparent 65%);
    filter: blur(10px);
    z-index: 0;
    animation: floatGlow 8s ease-in-out infinite;
}

@keyframes floatGlow{
    0%, 100%{ transform: translate(0,0); }
    50%{ transform: translate(40px, 30px); }
}

.profile_photo_wrap{
    position: relative;
    flex-shrink: 0;
}

.profile_photo{
    height: 55vh;
    width: 25vw;
    min-width: 260px;
    min-height: 340px;

    background-image: url("profilephoto.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    border-radius: 50% 20% / 10% 40%;
    box-shadow: 0 20px 40px rgba(0,0,0,0.25);
    animation: floatPhoto 6s ease-in-out infinite;
    transition: border-radius 0.6s ease;
}

.profile_photo:hover{
    border-radius: 20% 50% / 40% 10%;
}

@keyframes floatPhoto{
    0%, 100%{ transform: translateY(0); }
    50%{ transform: translateY(-14px); }
}

.badge-float{
    position: absolute;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.15);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(0,0,0,0.25);
    animation: floatBadge 5s ease-in-out infinite;
}

.badge-1{ top: 10%; right: -10px; animation-delay: 0.5s; }
.badge-2{ bottom: 14%; left: -20px; animation-delay: 1.2s; }

@keyframes floatBadge{
    0%, 100%{ transform: translateY(0); }
    50%{ transform: translateY(-10px); }
}

.description{
    width: 50%;
    position: relative;
    z-index: 1;
}

.description h1{
    color: var(--accent);
    font-size: 48px;
    margin-bottom: 10px;
}

.typing{
    font-size: 48px;
    font-weight: 700;
    color: var(--accent);
    white-space: nowrap;
}

.cursor{
    display: inline-block;
    width: 4px;
    height: 1.2em;
    margin-left: 6px;
    vertical-align: bottom;

    background: linear-gradient(180deg, var(--accent), var(--accent-2), var(--accent));
    background-size: 100% 300%;

    animation: blink 0.8s infinite, gradientMove 2s linear infinite;
}

@keyframes blink{ 50%{ opacity: 0; } }
@keyframes gradientMove{
    0%{ background-position: 0% 0%; }
    100%{ background-position: 0% 100%; }
}

.typing.finished .cursor{ display: none; }

.description h3{
    font-size: 22px;
    color: var(--accent-2);
    margin-bottom: 20px;
    font-weight: 600;
}

.description p{
    font-size: 17px;
    line-height: 1.7;
    color: var(--text);
    margin-bottom: 26px;
}

.hero-actions{
    display: flex;
    gap: 18px;
    margin-bottom: 26px;
    flex-wrap: wrap;
}

.hero-socials{
    display: flex;
    gap: 14px;
}

.hero-socials a{
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    color: #f8fafc;
    font-size: 14px;
    font-weight: 700;
    transition: all 0.3s ease;
}

.hero-socials a:hover{
    background: var(--accent);
    color: var(--bg);
    transform: translateY(-4px) rotate(-8deg);
    border-color: var(--accent);
}

/* ================= SECTION TITLES ================= */
.education-section{
    width: 80vw;
    margin: 100px auto;
    color: var(--text);
}

.section-title, .project-title{
    display: inline-block;
    font-size: 36px;
    margin-bottom: 50px;
    color: var(--accent);
}

.section-title.center{
    display: block;
}

/* ================= TIMELINE ================= */
.timeline{
    position: relative;
    margin-left: 30px;
}

.timeline::before{
    content: "";
    position: absolute;
    left: 10px;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--accent), var(--accent-2));
    border-radius: 10px;
}

.timeline-item{
    position: relative;
    display: flex;
    align-items: center;
    margin-bottom: 60px;
}

.dot{
    width: 14px;
    height: 14px;
    background-color: var(--accent);
    border-radius: 50%;
    position: absolute;
    left: 4px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.line{
    width: 80px;
    height: 4px;
    background-color: rgba(248,250,252,0.4);
    margin-left: 20px;
    border-radius: 10px;
    transition: background-color 0.3s ease;
}

.content{
    margin-left: 30px;
    padding: 22px 26px;
    border-radius: 14px;
    flex: 1;
}

.content h3{
    font-size: 20px;
    color: var(--accent-2);
    margin-bottom: 5px;
}

.content p, .content li{
    font-size: 15.5px;
    line-height: 1.5;
    color: var(--text);
}

.content ul{
    margin: 10px 0 6px 18px;
}

.year{
    font-size: 13px;
    color: var(--text-dim);
    margin-top: 8px;
}

.timeline-item:hover .line{
    background-color: var(--accent);
}

.timeline-item:hover .dot{
    transform: scale(1.3);
    box-shadow: 0 0 0 6px rgba(249,177,122,0.2);
}

.timeline-item:hover .content{
    transform: translateX(6px);
}

/* ================= GLASS CARD ================= */
.glass-card{
    padding: 26px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 20px 40px rgba(0, 0, 0, 0.25),
        inset 0 1px 1px rgba(255, 255, 255, 0.05);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.glass-card:hover{
    transform: translateY(-8px);
    border-color: rgba(249,177,122,0.4);
    box-shadow: 0 30px 55px rgba(0,0,0,0.35);
}

/* ================= PROJECT SECTION ================= */
.project_section{
    width: 80vw;
    margin: 50px auto;
}

.project-title{
    text-align: center;
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 50px;
    display: block;
}

.project-grid{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.project{
    display: flex;
    align-items: center;
    gap: 24px;
    will-change: transform;
}

.project-image{
    height: 150px;
    width: 130px;
    background-size: cover;
    background-position: center;
    border-radius: 14px;
    flex-shrink: 0;
}

.project-image.has-photo{
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.placeholder-img{
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 46px;
}

.proj-stay{ background: linear-gradient(135deg, #ff9966, #ff5e62); }
.proj-zerodha{ background: linear-gradient(135deg, #36d1c4, #1e90ff); }
.proj-parking{ background: linear-gradient(135deg, #7f7fd5, #86a8e7); }

.cert-image{
    background-color: #ffffff;
    background-size: 62%;
    background-repeat: no-repeat;
    background-position: center;
}

.project-tag{
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--accent-2);
    text-transform: uppercase;
}

.project-description{
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.project-description h3{
    color: #ffffff;
    font-size: 1.2rem;
}

.project-description p{
    color: var(--text);
    font-size: 0.95rem;
    opacity: 0.85;
    line-height: 1.5;
}

/* ================= SKILLS ================= */
.skills_section{
    display: grid;
    width: 80vw;
    margin: 50px auto;
}

.skills-title{
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 50px;
}

.skills-grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.frontend_skills{
    border-radius: 14px;
}

.frontend_skills > h3{
    display: flex;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    font-size: 1.15rem;
    margin-bottom: 18px;
}

.skill-icon{
    font-size: 1.1rem;
}

.frontend_skills > ul{
    list-style-type: none;
    color: var(--text);
    font-size: 0.98rem;
    line-height: 1.9;
}

.frontend_skills > ul li::before{
    content: "▹ ";
    color: var(--accent);
}

@media (max-width: 1200px){
    .skills-grid{ grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px){
    .skills-grid{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px){
    .skills-grid{ grid-template-columns: 1fr; }
}

/* ================= CERTIFICATIONS ================= */
.certification_section{
    display: grid;
    width: 80vw;
    margin: 50px auto;
}

.cert-chip-row{
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 34px;
    justify-content: center;
}

.cert-chip{
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    color: var(--text);
    font-size: 13.5px;
    transition: all 0.3s ease;
}

.cert-chip:hover{
    background: rgba(249,177,122,0.15);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-3px);
}

/* ================= ACHIEVEMENTS ================= */
.achievements_section{
    width: 80vw;
    margin: 90px auto;
    text-align: center;
}

.achievements-grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 20px;
}

.achievement-card{
    padding: 34px 20px;
    text-align: center;
}

.achievement-num{
    font-family: "Sora", sans-serif;
    font-size: 44px;
    font-weight: 800;
    color: var(--accent);
}

.achievement-plus{
    font-size: 30px;
    font-weight: 800;
    color: var(--accent);
}

.achievement-card p{
    margin-top: 10px;
    color: var(--text);
    font-size: 14.5px;
}

@media (max-width: 900px){
    .achievements-grid{ grid-template-columns: repeat(2, 1fr); }
}

/* ================= TECH STACK ================= */
.tech_stack_section{
    width: 80vw;
    margin: 90px auto;
    text-align: center;
}

.tech-hint{
    color: var(--text-dim);
    font-size: 13px;
    margin-bottom: 20px;
}

.tech-container{
    position: relative;
    width: 100%;
    max-width: 900px;
    height: 400px;
    margin: 0 auto;

    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 20px;
    background: #1f243a;
    overflow: hidden;
}

.tech{
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 64px;
    height: 44px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(249,177,122,0.12);
    border: 1px solid rgba(249,177,122,0.4);
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    cursor: grab;
    user-select: none;
    pointer-events: auto;
    transition: box-shadow 0.2s ease;
}

.tech:hover{
    box-shadow: 0 0 0 4px rgba(249,177,122,0.15);
}

.tech.dragging{
    cursor: grabbing;
    transform: scale(1.15);
    background: rgba(199,201,255,0.18);
    border-color: var(--accent-2);
    color: var(--accent-2);
}

.particle{
    position: absolute;
    width: 4px;
    height: 4px;
    background: white;
    border-radius: 50%;
    opacity: 0.25;
    pointer-events: none;
}

/* ================= CONTACT ================= */
.contact_section{
    width: 80vw;
    margin: 90px auto 60px;
    text-align: center;
}

.contact-sub{
    color: var(--text-dim);
    margin-bottom: 40px;
    font-size: 15px;
}

.contact-grid{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.contact-card{
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 18px;
}

.contact-icon{
    font-size: 30px;
    margin-bottom: 12px;
}

.contact-card h3{
    color: #fff;
    font-size: 16px;
    margin-bottom: 8px;
}

.contact-card p{
    color: var(--text-dim);
    font-size: 13px;
    word-break: break-word;
}

.location{
    margin-top: 40px;
    color: var(--text-dim);
    font-size: 14px;
}

@media (max-width: 900px){
    .contact-grid{ grid-template-columns: repeat(2, 1fr); }
}

/* ================= FOOTER ================= */
.footer{
    text-align: center;
    padding: 30px 20px 50px;
    color: var(--text-dim);
    font-size: 13px;
}

/* ================= BACK TO TOP ================= */
#backToTop{
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(120deg, var(--accent), #f6935a);
    color: #2d3250;
    font-size: 20px;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px);
    transition: all 0.35s ease;
    z-index: 999;
}

#backToTop.show{
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

#backToTop:hover{
    transform: translateY(-4px) scale(1.05);
}

/* ================= RESPONSIVE NAV ================= */
@media (max-width: 900px){
    .nav-toggle{ display: flex; }

    .nav-links{
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        max-width: 320px;
        background: rgba(20, 23, 41, 0.97);
        backdrop-filter: blur(16px);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        gap: 34px;
        padding: 40px;
        transition: right 0.4s ease;
    }

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

    .main_section{
        flex-direction: column;
        text-align: center;
        min-height: auto;
        padding: 60px 20px;
        gap: 40px;
    }

    .description{
        width: 100%;
    }

    .hero-actions, .hero-socials{
        justify-content: center;
    }

    .profile_photo{
        width: 60vw;
        height: 45vh;
        margin: 0 auto;
    }

    .project-grid{
        grid-template-columns: 1fr;
    }

    .project{
        flex-direction: column;
        width: 100%;
        text-align: center;
    }

    .achievements-grid, .contact-grid{
        grid-template-columns: 1fr;
    }

    .typing, .description h1{
        font-size: 34px;
        white-space: normal;
    }
}