/*==================================================
    RESET
==================================================*/

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

/*==================================================
    DESIGN TOKENS
==================================================*/

:root{

    /* Light theme */
    --bg:#FFFFFF;
    --bg-secondary:#FAFAFA;
    --text-primary:#111111;
    --text-secondary:#666666;
    --accent:#2E5E4E;
    --accent-soft:rgba(46,94,78,.08);
    --accent-soft-strong:rgba(46,94,78,.14);
    --border:#EAEAEA;
    --card-bg:rgba(255,255,255,.72);
    --card-solid:#FFFFFF;

    --shadow-soft:0 20px 45px rgba(17,17,17,.06);
    --shadow-hover:0 28px 60px rgba(17,17,17,.10);
    --shadow-neu: 8px 8px 18px rgba(17,17,17,.05), -8px -8px 18px rgba(255,255,255,.7);

    --radius-lg:26px;
    --radius-md:18px;
    --radius-sm:12px;
    --radius-pill:999px;

    --font-display:'Manrope',sans-serif;
    --font-body:'Inter',sans-serif;
    --font-mono:'JetBrains Mono',monospace;

    color-scheme: light;
}

[data-theme="dark"]{

    --bg:#0D1117;
    --bg-secondary:#11161d;
    --text-primary:#FFFFFF;
    --text-secondary:#A0A0A0;
    --accent:#4F8F73;
    --accent-soft:rgba(79,143,115,.14);
    --accent-soft-strong:rgba(79,143,115,.22);
    --border:rgba(255,255,255,.08);
    --card-bg:rgba(255,255,255,.045);
    --card-solid:#141a22;

    --shadow-soft:0 20px 45px rgba(0,0,0,.35);
    --shadow-hover:0 28px 60px rgba(0,0,0,.45);
    --shadow-neu: 8px 8px 18px rgba(0,0,0,.35), -8px -8px 18px rgba(255,255,255,.02);

    color-scheme: dark;
}

body{

    font-family:var(--font-body);
    background:var(--bg);
    color:var(--text-primary);
    overflow-x:hidden;
    transition:background .4s ease,color .4s ease;

}

img{

    width:100%;
    display:block;

}

a{

    text-decoration:none;
    color:inherit;

}

ul{

    list-style:none;

}

section{

    padding:120px 10%;
    position:relative;

}

h1,h2,h3,h4{

    font-family:var(--font-display);
    letter-spacing:-.02em;

}

/*==================================================
    REVEAL ANIMATION (fade in / slide up)
==================================================*/

.reveal{

    opacity:0;
    transform:translateY(32px);
    transition:opacity .8s cubic-bezier(.22,.61,.36,1), transform .8s cubic-bezier(.22,.61,.36,1);

}

.reveal.visible{

    opacity:1;
    transform:translateY(0);

}

@media(prefers-reduced-motion: reduce){

    .reveal{
        opacity:1 !important;
        transform:none !important;
        transition:none !important;
    }

}

/*==================================================
    EYEBROW / SECTION TITLE
==================================================*/

.eyebrow{

    display:block;
    text-align:center;
    font-family:var(--font-body);
    font-size:13px;
    font-weight:600;
    letter-spacing:.18em;
    text-transform:uppercase;
    color:var(--accent);
    margin-bottom:14px;

}

.section-title{

    text-align:center;
    font-size:44px;
    font-weight:800;
    color:var(--text-primary);
    margin-bottom:60px;

}

#skills .section-title,
#what-i-do .section-title{
    margin-bottom:16px;
}

.skills-subtitle{

    text-align:center;
    max-width:560px;
    margin:0 auto 60px;
    color:var(--text-secondary);
    line-height:1.8;

}

#projects .skills-subtitle,
#achievements .skills-subtitle{
    max-width:640px;
}

/*==================================================
    CURSOR GLOW
==================================================*/

.cursor-glow{

    position:fixed;
    top:0;
    left:0;
    width:420px;
    height:420px;
    margin-left:-210px;
    margin-top:-210px;
    border-radius:50%;
    background:radial-gradient(circle, var(--accent) 0%, transparent 72%);
    opacity:.08;
    filter:blur(30px);
    pointer-events:none;
    z-index:2;
    transition:transform .18s ease-out, opacity .3s ease;
    will-change:transform;

}

@media(max-width:992px){

    .cursor-glow{ display:none; }

}

/*==================================================
    LOADER
==================================================*/

#loader{

    position:fixed;
    inset:0;
    background:var(--bg);
    display:flex;
    justify-content:center;
    align-items:center;
    z-index:99999;

}

.loader-circle{

    width:56px;
    height:56px;

    border:3px solid var(--border);
    border-top:3px solid var(--accent);

    border-radius:50%;

    animation:spin 1s linear infinite;

}

@keyframes spin{

    to{ transform:rotate(360deg); }

}

/*==================================================
    PROGRESS BAR
==================================================*/

#progress-bar{

    position:fixed;
    top:0;
    left:0;

    width:0%;
    height:3px;

    background:var(--accent);

    z-index:9999;

}

/*==================================================
    NAVBAR
==================================================*/

header{

    position:fixed;
    width:100%;
    top:0;
    left:0;
    z-index:999;

}

.navbar{

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

    padding:22px 10%;

    background:var(--card-bg);

    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);

    border-bottom:1px solid var(--border);

    transition:.3s;

}

.navbar.scrolled{

    padding:16px 10%;
    box-shadow:var(--shadow-soft);

}

.logo{

    font-size:22px;
    font-weight:800;
    font-family:var(--font-display);
    letter-spacing:-.02em;
    color:var(--text-primary);

}

.logo span{

    color:var(--accent);

}

.nav-links{

    display:flex;
    align-items:center;
    gap:4px;

}

.nav-links a{

    position:relative;

    display:inline-block;

    padding:8px 18px;

    color:var(--text-secondary);
    font-weight:500;
    font-size:14px;

    border-radius:var(--radius-pill);

    transition:.25s;

}

.nav-links a:hover{

    color:var(--text-primary);
    background:var(--accent-soft);

}

.nav-links a.active{

    color:var(--accent);
    background:var(--accent-soft);
    font-weight:600;

}

.nav-toggle{

    display:none;

    flex-direction:column;
    justify-content:center;
    gap:5px;

    width:38px;
    height:38px;

    border:none;
    background:transparent;
    cursor:pointer;

    z-index:1001;

}

.nav-toggle span{

    display:block;
    width:24px;
    height:2px;
    background:var(--text-primary);
    border-radius:2px;
    transition:.3s;
    margin:0 auto;

}

.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); }

/*==================================================
    HERO
==================================================*/

.hero{

    min-height:100vh;

    display:grid;
    grid-template-columns:1fr 1fr;

    align-items:center;
    gap:70px;

    overflow:hidden;

}

.particle-canvas-wrap{

    position:absolute;
    inset:0;
    z-index:0;
    pointer-events:none;

}

#particleCanvas{

    width:100%;
    height:100%;
    display:block;
    opacity:.5;

}

.hero-left,
.hero-right{

    position:relative;
    z-index:1;

}

.hero-left h4{

    color:var(--accent);
    font-size:19px;
    font-weight:600;
    font-family:var(--font-body);

}

.hero-left h1{

    font-size:64px;
    font-weight:800;
    margin:16px 0;

    color:var(--text-primary);

}

.hero-left h2{

    font-size:28px;
    font-weight:600;
    font-family:var(--font-body);
    color:var(--text-secondary);

    margin-bottom:26px;

    min-height:38px;

}

.hero-left p{

    line-height:1.9;
    font-size:17px;
    color:var(--text-secondary);

    max-width:520px;

    margin-bottom:38px;

}

.hero-buttons{

    display:flex;
    flex-wrap:wrap;
    gap:16px;

}

.btn{

    padding:14px 30px;

    background:var(--accent);
    color:#fff;

    border-radius:var(--radius-pill);

    font-weight:600;
    font-size:15px;

    border:1px solid var(--accent);

    transition:.3s;
    display:inline-block;

}

.btn:hover{

    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);

}

.btn-outline{

    background:transparent;

    color:var(--accent);

    border:1px solid var(--accent);

}

.btn-outline:hover{

    background:var(--accent-soft);
    color:var(--accent);

}

.btn-ghost{

    background:transparent;
    color:var(--text-primary);
    border:1px solid var(--border);

}

.btn-ghost:hover{

    background:var(--accent-soft);
    border-color:var(--accent);
    color:var(--accent);

}

.hero-social{

    display:flex;
    gap:16px;

    margin-top:42px;

}

.hero-social a{

    width:44px;
    height:44px;

    border-radius:50%;

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);

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

    color:var(--text-secondary);

    transition:.3s;

}

.hero-social a:hover{

    background:var(--accent);
    color:#fff;
    border-color:var(--accent);
    transform:translateY(-3px);

}

/*==================================================
    PROFILE
==================================================*/

.profile-card{

    position:relative;

    width:380px;
    margin:auto;

}

.profile-card img{

    width:100%;
    border-radius:var(--radius-lg);

    box-shadow:var(--shadow-hover);
    border:1px solid var(--border);

}

.floating{

    position:absolute;

    width:64px;
    height:64px;

    background:var(--card-bg);
    backdrop-filter:blur(12px);
    border:1px solid var(--border);

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

    border-radius:50%;

    font-size:26px;

    color:var(--accent);

    box-shadow:var(--shadow-soft);

    animation:float 5s ease-in-out infinite;

}

.python{ top:-18px; left:-18px; }
.chart{ bottom:20px; left:-26px; animation-delay:.6s; }
.database{ top:50%; right:-26px; animation-delay:1.2s; }

@keyframes float{

    50%{ transform:translateY(-14px); }

}

@media(prefers-reduced-motion: reduce){

    .floating{ animation:none; }

}

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

.about-container{

    display:grid;

    grid-template-columns:1.4fr 1fr;

    gap:50px;

}

.about-text h3{

    font-size:30px;
    font-weight:700;

    color:var(--text-primary);

    margin-bottom:20px;

}

.about-text p{

    line-height:2;
    color:var(--text-secondary);

    margin-bottom:20px;

}

.about-cards{

    display:grid;

    grid-template-columns:repeat(2,1fr);

    gap:18px;

}

.info-card{

    background:var(--card-bg);
    backdrop-filter:blur(10px);

    padding:30px;

    border-radius:var(--radius-md);
    border:1px solid var(--border);

    text-align:center;

    box-shadow:var(--shadow-soft);

    transition:.35s;

}

.info-card:hover{

    transform:translateY(-6px);
    box-shadow:var(--shadow-hover);
    border-color:var(--accent);

}

.info-card i{

    font-size:30px;

    color:var(--accent);

    margin-bottom:15px;

}

.info-card h4{

    margin-bottom:8px;

    color:var(--text-primary);

    font-size:15px;

}

.info-card p{

    color:var(--text-secondary);
    font-size:14px;

}

/*==================================================
    INTRODUCTION VIDEO
==================================================*/

#intro-video{

    padding-top:60px;

}

.video-subtitle{

    text-align:center;

    max-width:600px;

    margin:-30px auto 45px;

    color:var(--text-secondary);

    font-size:16px;

    line-height:1.8;

}

.video-wrapper{

    max-width:880px;

    margin:0 auto;

    border-radius:var(--radius-lg);

    overflow:hidden;

    box-shadow:var(--shadow-soft);
    border:1px solid var(--border);

    background:#0a0e14;

    aspect-ratio:16/9;

}

.video-wrapper video{

    width:100%;
    height:100%;
    display:block;
    object-fit:cover;

}

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

.education-container{

    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:28px;

}

.education-card{

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    text-align:center;
    transition:.4s;
    overflow:hidden;
    box-shadow:var(--shadow-soft);

}

.education-card:hover{

    transform:translateY(-8px);
    box-shadow:var(--shadow-hover);
    border-color:var(--accent);

}

.edu-image{

    width:100%;
    height:170px;
    overflow:hidden;

}

.edu-image img{

    width:100%;
    height:100%;
    object-fit:cover;

}

.education-card h3{

    color:var(--text-primary);
    margin:22px 20px 8px;
    font-size:18px;
    font-weight:700;

}

.education-card h4{

    color:var(--accent);
    margin-bottom:12px;
    font-weight:600;
    font-size:14px;
    padding:0 20px;

}

.education-card span{

    display:block;
    color:var(--text-secondary);
    font-size:13px;
    padding-bottom:24px;

}

/*==================================================
    EXPERIENCE (vertical timeline)
==================================================*/

.experience-timeline{

    position:relative;
    max-width:760px;
    margin:0 auto;
    padding-left:54px;

}

.experience-timeline::before{

    content:"";
    position:absolute;
    left:23px;
    top:8px;
    bottom:8px;
    width:2px;
    background:linear-gradient(to bottom, var(--accent), var(--border) 90%);

}

.experience-node{

    position:relative;

    margin-bottom:34px;

}

.experience-node:last-child{

    margin-bottom:0;

}

.experience-node-marker{

    position:absolute;
    left:-54px;
    top:0;

    width:48px;
    height:48px;

    border-radius:50%;

    background:var(--card-solid);
    border:2px solid var(--accent);

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

    font-size:18px;
    color:var(--accent);

    box-shadow:0 0 0 6px var(--accent-soft);

    z-index:1;

}

.experience-node-card{

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:28px 32px;
    box-shadow:var(--shadow-soft);
    transition:.35s;

}

.experience-node-card:hover{

    transform:translateX(6px);
    box-shadow:var(--shadow-hover);
    border-color:var(--accent);

}

.experience-date{

    display:inline-block;
    font-family:var(--font-mono);
    font-size:12.5px;
    font-weight:600;
    letter-spacing:.03em;
    color:var(--accent);
    background:var(--accent-soft);
    padding:5px 13px;
    border-radius:var(--radius-pill);
    margin-bottom:14px;

}

.experience-node-card h3{

    color:var(--text-primary);
    font-size:20px;

}

.experience-node-card h4{

    color:var(--accent);
    font-weight:600;
    font-size:15px;
    margin:6px 0 16px;

}

.experience-node-card ul{

    padding-left:18px;

}

.experience-node-card ul li{

    margin-bottom:9px;
    color:var(--text-secondary);
    font-size:14.5px;
    line-height:1.6;

}

.experience-node-card ul li::marker{

    color:var(--accent);

}

/*==================================================
    TECHNICAL EXPERTISE (restructured)
==================================================*/

.skills-layout{

    display:grid;
    grid-template-columns:.9fr 1.4fr;
    gap:60px;
    align-items:start;

}

.skill-rings{

    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:26px 10px;

}

.skill-ring{

    position:relative;
    display:flex;
    flex-direction:column;
    align-items:center;

}

.skill-ring svg{

    width:100px;
    height:100px;
    transform:rotate(-90deg);

}

.ring-track{

    fill:none;
    stroke:var(--border);
    stroke-width:8;

}

.ring-fill{

    fill:none;
    stroke:var(--accent);
    stroke-width:8;
    stroke-linecap:round;
    stroke-dasharray:326.7;
    stroke-dashoffset:326.7;
    transition:stroke-dashoffset 1.4s cubic-bezier(.22,.61,.36,1);

}

.ring-label{

    position:absolute;
    top:38px;
    left:0;
    right:0;
    text-align:center;

}

.ring-percent{

    display:block;
    font-family:var(--font-display);
    font-weight:800;
    font-size:19px;
    color:var(--text-primary);

}

.skill-ring .ring-name{

    display:block;
    margin-top:40px;
    font-size:13px;
    color:var(--text-secondary);
    text-align:center;
    font-weight:500;

}

.tool-groups{

    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:20px;

}

.tool-group{

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:26px;
    box-shadow:var(--shadow-soft);
    transition:.35s;

}

.tool-group:hover{

    transform:translateY(-5px);
    border-color:var(--accent);
    box-shadow:var(--shadow-hover);

}

.tool-group-wide{

    grid-column:span 2;

}

.tool-group h4{

    font-size:15px;
    font-weight:700;
    color:var(--text-primary);
    margin-bottom:16px;
    display:flex;
    align-items:center;
    gap:10px;

}

.tool-group h4 i{

    color:var(--accent);
    font-size:15px;

}

.tool-tags{

    display:flex;
    flex-wrap:wrap;
    gap:8px;

}

.tool-tags span{

    background:var(--accent-soft);
    color:var(--accent);
    padding:7px 14px;
    border-radius:var(--radius-pill);
    font-size:13px;
    font-weight:500;
    border:1px solid transparent;
    transition:.25s;

}

.tool-tags span:hover{

    border-color:var(--accent);

}

/*==================================================
    STATISTICS (unified strip)
==================================================*/

.stats-strip{

    display:flex;
    max-width:980px;
    margin:0 auto;

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-soft);

    overflow:hidden;

}

.stat-block{

    flex:1;

    position:relative;

    padding:44px 20px;

    text-align:center;

    transition:.35s;

}

.stat-block:not(:last-child)::after{

    content:"";
    position:absolute;
    right:0;
    top:22%;
    bottom:22%;
    width:1px;
    background:var(--border);

}

.stat-block:hover{

    background:var(--accent-soft);

}

.stat-icon{

    width:46px;
    height:46px;

    margin:0 auto 16px;

    border-radius:50%;

    background:var(--accent-soft);
    color:var(--accent);

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

    font-size:17px;

    transition:.35s;

}

.stat-block:hover .stat-icon{

    background:var(--accent);
    color:#fff;
    transform:scale(1.08);

}

.stat-block h2{

    font-size:40px;
    font-weight:800;
    margin-bottom:6px;
    color:var(--accent);
    font-family:var(--font-display);

}

.stat-block p{

    font-size:14px;
    font-weight:500;
    letter-spacing:.02em;
    color:var(--text-secondary);

}

/*==================================================
    PROJECTS
==================================================*/

.projects-grid{

    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
    gap:32px;

}

.project-card{

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    overflow:hidden;
    box-shadow:var(--shadow-soft);
    transition:.4s;
    cursor:pointer;

}

.project-card:hover{

    transform:translateY(-10px);
    box-shadow:var(--shadow-hover);
    border-color:var(--accent);

}

.project-card:focus-visible{

    outline:2px solid var(--accent);
    outline-offset:3px;

}

.project-image{

    position:relative;

}

.project-image img{

    width:100%;
    height:210px;
    object-fit:cover;

}

.project-github-icon{

    position:absolute;
    top:14px;
    right:14px;

    width:38px;
    height:38px;

    border-radius:50%;

    background:rgba(13,17,23,.75);
    backdrop-filter:blur(8px);

    color:#fff;

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

    font-size:16px;

    transition:.3s;

}

.project-github-icon:hover{

    background:var(--accent);
    transform:scale(1.08);

}

.project-content{

    padding:26px;

}

.research-badge{

    display:inline-block;

    background:var(--accent-soft);
    color:var(--accent);

    font-size:11px;
    font-weight:700;
    letter-spacing:.4px;
    text-transform:uppercase;

    padding:6px 14px;

    border-radius:var(--radius-pill);

    margin-bottom:14px;

}

.project-content h3{

    color:var(--text-primary);
    margin-bottom:14px;
    font-size:19px;

}

.project-content p{

    color:var(--text-secondary);
    line-height:1.8;
    margin-bottom:20px;
    font-size:14.5px;

}

.project-tags{

    display:flex;
    gap:8px;
    flex-wrap:wrap;
    margin-bottom:22px;

}

.project-tags span{

    background:var(--accent-soft);
    color:var(--accent);
    padding:6px 14px;
    border-radius:var(--radius-pill);
    font-size:13px;

}

/* Interactive "View Details" button — replaces the old plain GitHub button */

.project-explore-btn{

    position:relative;

    display:inline-flex;
    align-items:center;
    gap:10px;

    padding:11px 8px 11px 22px;

    background:transparent;
    color:var(--accent);

    border:1px solid var(--accent);
    border-radius:var(--radius-pill);

    font-family:var(--font-body);
    font-size:14px;
    font-weight:600;

    cursor:pointer;

    overflow:hidden;
    isolation:isolate;

    transition:color .35s ease, border-color .35s ease;

}

.project-explore-btn i{

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

    width:26px;
    height:26px;

    border-radius:50%;

    background:var(--accent-soft);

    font-size:11px;

    transition:transform .4s cubic-bezier(.22,.61,.36,1), background .35s ease, color .35s ease;

}

.project-explore-btn::before{

    content:"";
    position:absolute;
    inset:0;
    z-index:-1;

    background:var(--accent);

    transform:translateX(-101%);

    transition:transform .4s cubic-bezier(.22,.61,.36,1);

}

.project-explore-btn:hover{

    color:#fff;

}

.project-explore-btn:hover::before{

    transform:translateX(0);

}

.project-explore-btn:hover i{

    background:rgba(255,255,255,.18);
    color:#fff;
    transform:translateX(3px) rotate(-45deg);

}

/*==================================================
    PROJECT OVERVIEW MODAL
==================================================*/

.project-modal{

    display:none;

    position:fixed;
    inset:0;
    z-index:10001;

    align-items:center;
    justify-content:center;

    padding:24px;

}

.project-modal.active{

    display:flex;

}

.project-modal-overlay{

    position:absolute;
    inset:0;

    background:rgba(5,7,10,.72);
    backdrop-filter:blur(4px);

}

.project-modal-content{

    position:relative;

    width:100%;
    max-width:620px;
    max-height:88vh;

    overflow-y:auto;

    background:var(--card-solid);
    border:1px solid var(--border);
    border-radius:var(--radius-lg);

    box-shadow:0 30px 70px rgba(0,0,0,.4);

    animation:zoomIn .3s ease;

}

.project-modal-close{

    position:absolute;
    top:16px;
    right:16px;
    z-index:2;

    width:38px;
    height:38px;

    border:none;
    border-radius:50%;

    background:rgba(13,17,23,.65);
    color:#fff;

    font-size:15px;

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

    cursor:pointer;

    transition:.3s;

}

.project-modal-close:hover{

    background:var(--accent);
    transform:rotate(90deg);

}

.project-modal-image{

    width:100%;
    height:260px;

    overflow:hidden;

}

.project-modal-image img{

    width:100%;
    height:100%;
    object-fit:cover;

}

.project-modal-body{

    padding:32px;

}

.project-modal-body h3{

    color:var(--text-primary);
    font-size:24px;
    margin-bottom:14px;

}

.project-modal-body p{

    color:var(--text-secondary);
    line-height:1.85;
    font-size:15px;
    margin-bottom:22px;

}

.project-modal-body .project-tags{

    margin-bottom:26px;

}

.project-modal-github{

    display:inline-flex;
    align-items:center;
    gap:12px;

    padding:13px 22px;

    background:var(--accent);
    color:#fff;

    border-radius:var(--radius-pill);

    font-weight:600;
    font-size:14.5px;

    transition:.3s;

}

.project-modal-github i:first-child{

    font-size:17px;

}

.project-modal-github i:last-child{

    font-size:11px;
    opacity:.8;
    transition:transform .3s ease;

}

.project-modal-github:hover{

    transform:translateY(-3px);
    box-shadow:var(--shadow-hover);

}

.project-modal-github:hover i:last-child{

    transform:translate(3px,-3px);

}

body.modal-open{

    overflow:hidden;

}

/*==================================================
    WHAT I DO
==================================================*/

.whatido-grid{

    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:22px;

}

.whatido-card{

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:30px 24px;
    text-align:center;
    box-shadow:var(--shadow-soft);
    transition:.35s;

}

.whatido-card:hover{

    transform:translateY(-8px);
    border-color:var(--accent);
    box-shadow:var(--shadow-hover);

}

.whatido-card i{

    font-size:28px;
    color:var(--accent);
    margin-bottom:16px;

}

.whatido-card h4{

    font-size:16px;
    font-weight:700;
    color:var(--text-primary);
    margin-bottom:10px;

}

.whatido-card p{

    font-size:13.5px;
    color:var(--text-secondary);
    line-height:1.7;

}

/*==================================================
    ACHIEVEMENTS & CERTIFICATIONS (image-only grid)
==================================================*/

#achievements{

    background:var(--bg-secondary);

}

.cert-grid{

    display:grid;
    grid-template-columns:repeat(auto-fill,minmax(230px,1fr));
    gap:22px;
    max-width:1100px;
    margin:0 auto;

}

.cert-item{

    position:relative;

    height:200px;

    border-radius:var(--radius-md);
    overflow:hidden;
    border:1px solid var(--border);

    box-shadow:var(--shadow-soft);

    cursor:pointer;

    transition:.35s;

}

.cert-item:hover{

    transform:translateY(-8px);
    border-color:var(--accent);
    box-shadow:var(--shadow-hover);

}

.cert-item img{

    width:100%;
    height:100%;
    object-fit:cover;

    transition:.4s;

}

.cert-item:hover img{

    transform:scale(1.06);

}

.cert-item::after{

    content:"\f00e";
    font-family:"Font Awesome 6 Free";
    font-weight:900;

    position:absolute;
    inset:0;

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

    background:rgba(5,7,10,0);
    color:transparent;
    font-size:16px;

    transition:.3s;

}

.cert-item:hover::after{

    background:rgba(5,7,10,.4);
    color:#fff;

}

/*==================================================
    GALLERY
==================================================*/

.gallery-grid{

    columns:3 260px;
    column-gap:20px;

}

.gallery-item{

    break-inside:avoid;

    margin-bottom:20px;

    border-radius:var(--radius-md);

    overflow:hidden;

    border:1px solid var(--border);

    box-shadow:var(--shadow-soft);

    cursor:pointer;

}

.gallery-item img{

    width:100%;
    display:block;

    transition:.4s;

}

.gallery-item:hover img{

    transform:scale(1.06);

}

.lightbox{

    display:none;

    position:fixed;
    inset:0;

    background:rgba(5,7,10,.92);

    z-index:10000;

    justify-content:center;
    align-items:center;

}

.lightbox.active{

    display:flex;

}

.lightbox img{

    max-width:88%;
    max-height:85%;

    border-radius:var(--radius-md);

    box-shadow:0 30px 60px rgba(0,0,0,.4);

    animation:zoomIn .3s ease;

}

@keyframes zoomIn{

    from{ transform:scale(.94); opacity:0; }
    to{ transform:scale(1); opacity:1; }

}

.lightbox-close{

    position:absolute;

    top:30px;
    right:40px;

    font-size:36px;

    color:white;

    cursor:pointer;

}

/*==================================================
    LANGUAGES
==================================================*/

.language-grid{

    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:24px;

}

.language-card{

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    text-align:center;
    padding:38px;
    border-radius:var(--radius-md);
    box-shadow:var(--shadow-soft);
    transition:.35s;

}

.language-card:hover{

    transform:translateY(-8px);
    border-color:var(--accent);
    box-shadow:var(--shadow-hover);

}

.language-card h1{

    font-size:48px;
    margin-bottom:14px;

}

.language-card h3{

    color:var(--text-primary);
    font-size:17px;

}

.language-card p{

    margin-top:8px;
    color:var(--text-secondary);
    font-size:14px;

}

/*==================================================
    RESUME (document card, no embedded preview)
==================================================*/

.resume-container{

    display:flex;
    justify-content:center;

}

.resume-card{

    width:100%;
    max-width:640px;

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    padding:44px;
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-soft);
    transition:.35s;

}

.resume-card:hover{

    border-color:var(--accent);
    box-shadow:var(--shadow-hover);

}

.resume-file{

    display:flex;
    align-items:center;
    gap:26px;

    padding-bottom:28px;
    margin-bottom:28px;

    border-bottom:1px dashed var(--border);

}

.resume-file-visual{

    position:relative;
    flex-shrink:0;

    width:88px;
    height:110px;

    background:var(--accent-soft);
    border:1px solid var(--accent-soft-strong);
    border-radius:var(--radius-sm) var(--radius-sm) var(--radius-sm) 4px;

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

}

.resume-file-visual i{

    font-size:34px;
    color:var(--accent);

}

.resume-file-ext{

    position:absolute;
    bottom:-9px;

    font-family:var(--font-mono);
    font-size:10px;
    font-weight:700;
    letter-spacing:.04em;

    background:var(--accent);
    color:#fff;

    padding:3px 10px;
    border-radius:var(--radius-pill);

}

.resume-avatar{

    position:absolute;
    top:-14px;
    left:-14px;

    width:46px;
    height:46px;

    border-radius:50%;
    object-fit:cover;

    border:3px solid var(--card-solid);
    box-shadow:var(--shadow-soft);

}

.resume-file-meta h3{

    font-size:16px;
    font-weight:700;
    color:var(--text-primary);
    margin-bottom:12px;
    font-family:var(--font-mono);
    word-break:break-word;

}

.resume-file-meta ul{

    display:flex;
    flex-direction:column;
    gap:8px;

}

.resume-file-meta li{

    display:flex;
    align-items:center;
    gap:10px;
    font-size:13.5px;
    color:var(--text-secondary);

}

.resume-file-meta li i{

    color:var(--accent);
    width:14px;
    font-size:13px;

}

.resume-note{

    color:var(--text-secondary);
    font-size:14px;
    line-height:1.8;
    margin-bottom:26px;

}

.resume-buttons{

    display:flex;
    gap:14px;
    flex-wrap:wrap;

}

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

#contact{

    overflow:hidden;

}

.contact-grid-bg{

    position:absolute;
    inset:0;
    z-index:0;

    background-image:radial-gradient(var(--border) 1.4px, transparent 1.4px);
    background-size:26px 26px;

    -webkit-mask-image:radial-gradient(ellipse 60% 55% at 50% 40%, #000 0%, transparent 75%);
    mask-image:radial-gradient(ellipse 60% 55% at 50% 40%, #000 0%, transparent 75%);

    pointer-events:none;

}

#contact .eyebrow,
#contact .section-title,
.contact-wrapper{

    position:relative;
    z-index:1;

}

.contact-wrapper{

    display:grid;
    grid-template-columns:1fr 1fr;
    gap:36px;

}

.contact-info,
.contact-form{

    background:var(--card-bg);
    backdrop-filter:blur(10px);
    border:1px solid var(--border);
    padding:34px;
    border-radius:var(--radius-md);
    box-shadow:var(--shadow-soft);

}

.contact-info h3{

    font-size:20px;
    margin-bottom:12px;

}

.contact-info > p{

    color:var(--text-secondary);
    line-height:1.8;
    font-size:14.5px;

}

.contact-item{

    display:flex;
    gap:15px;
    align-items:center;
    margin:22px 0;
    color:var(--text-secondary);
    font-size:14.5px;

}

.contact-item i{

    color:var(--accent);
    font-size:18px;

    width:42px;
    height:42px;
    flex-shrink:0;

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

    background:var(--accent-soft);
    border-radius:50%;

}

.contact-label{

    display:block;
    font-size:11px;
    font-weight:600;
    letter-spacing:.06em;
    text-transform:uppercase;
    color:var(--text-secondary);
    opacity:.75;
    margin-bottom:3px;

}

.contact-value{

    display:block;
    color:var(--text-primary);
    font-weight:500;

}

.social-icons{

    display:flex;
    gap:14px;
    margin-top:22px;

}

.social-icons a{

    width:42px;
    height:42px;
    display:flex;
    justify-content:center;
    align-items:center;
    background:var(--accent-soft);
    color:var(--accent);
    border-radius:50%;
    transition:.3s;

}

.social-icons a:hover{

    background:var(--accent);
    color:#fff;
    transform:translateY(-3px);

}

.contact-form .field{

    position:relative;
    margin-bottom:20px;

}

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

    width:100%;
    padding:20px 16px 10px;
    background:transparent;
    border:1px solid var(--border);
    border-radius:var(--radius-sm);
    outline:none;
    font-family:var(--font-body);
    font-size:15px;
    color:var(--text-primary);
    transition:.25s;

}

.contact-form textarea{

    resize:none;
    padding-top:22px;

}

.contact-form label{

    position:absolute;
    left:16px;
    top:19px;

    font-size:15px;
    color:var(--text-secondary);

    pointer-events:none;
    transform-origin:left top;
    transition:.2s ease;

}

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

    border-color:var(--accent);

}

.contact-form input:focus + label,
.contact-form input:not(:placeholder-shown) + label,
.contact-form textarea:focus + label,
.contact-form textarea:not(:placeholder-shown) + label{

    transform:translateY(-10px) scale(.76);
    color:var(--accent);
    font-weight:600;

}

.btn-send{

    width:100%;

    display:flex;
    align-items:center;
    justify-content:center;
    gap:10px;

    border:1px solid var(--accent);
    cursor:pointer;
    font-family:var(--font-body);

}

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

footer{

    background:var(--bg-secondary);
    color:var(--text-secondary);
    padding:60px 10% 34px;
    border-top:1px solid var(--border);
    position:relative;

}

footer::before{

    content:"";
    position:absolute;
    top:0;
    left:10%;
    right:10%;
    height:1px;
    background:linear-gradient(90deg, transparent, var(--accent), transparent);

}

.footer-top{

    display:flex;
    justify-content:space-between;
    align-items:flex-start;
    gap:30px;
    flex-wrap:wrap;

    padding-bottom:34px;
    margin-bottom:26px;

    border-bottom:1px solid var(--border);

}

.footer-brand h3{

    color:var(--text-primary);
    font-size:20px;
    font-weight:800;
    margin-bottom:8px;

}

.footer-brand h3 span{

    color:var(--accent);

}

.footer-brand p{

    font-size:13.5px;
    color:var(--text-secondary);

}

.footer-links{

    display:flex;
    gap:24px;
    flex-wrap:wrap;

}

.footer-links a{

    font-size:14px;
    color:var(--text-secondary);
    transition:.25s;

}

.footer-links a:hover{

    color:var(--accent);

}

.footer-social{

    display:flex;
    gap:14px;

}

.footer-social a{

    width:38px;
    height:38px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:50%;
    background:var(--accent-soft);
    color:var(--accent);
    font-size:15px;
    transition:.3s;

}

.footer-social a:hover{

    background:var(--accent);
    color:#fff;
    transform:translateY(-3px);

}

.footer-bottom{

    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:12px;
    flex-wrap:wrap;

    font-size:13px;

}

.footer-signature{

    font-family:var(--font-mono);
    opacity:.7;

}

/*==================================================
    FLOATING BUTTONS
==================================================*/

#topBtn,
#themeToggle{

    position:fixed;
    right:25px;
    width:50px;
    height:50px;
    border:1px solid var(--border);
    border-radius:50%;
    background:var(--card-bg);
    backdrop-filter:blur(10px);
    color:var(--text-primary);
    cursor:pointer;
    font-size:17px;
    box-shadow:var(--shadow-soft);
    transition:.3s;
    z-index:1000;

}

#topBtn{

    bottom:25px;
    display:none;

}

#themeToggle{

    bottom:88px;

}

#topBtn:hover,
#themeToggle:hover{

    transform:scale(1.08);
    border-color:var(--accent);
    color:var(--accent);

}

/*==================================================
    RESPONSIVE
==================================================*/

@media(max-width:992px){

.hero{ grid-template-columns:1fr; text-align:center; padding-top:140px; }
.hero-left p{ margin-left:auto; margin-right:auto; }
.hero-buttons{ justify-content:center; }
.hero-social{ justify-content:center; }
.about-container{ grid-template-columns:1fr; }
.skills-layout{ grid-template-columns:1fr; }
.skill-rings{ grid-template-columns:repeat(3,1fr); max-width:420px; margin:0 auto; }
.tool-group-wide{ grid-column:span 2; }
.whatido-grid{ grid-template-columns:repeat(2,1fr); }
.resume-container{ grid-template-columns:1fr; }
.contact-wrapper{ grid-template-columns:1fr; }
.gallery-grid{ columns:2 220px; }
.footer-top{ flex-direction:column; align-items:flex-start; }
.stats-strip{ flex-wrap:wrap; }
.stat-block{ flex:1 1 50%; }
.stat-block:nth-child(2)::after{ display:none; }
.stat-block:nth-child(odd)::after{ display:none; }

}

@media(max-width:768px){

section{ padding:90px 6%; }

.navbar{ padding:16px 6%; }

.nav-links{

position:fixed;
top:0;
right:0;
width:min(78vw,320px);
height:100vh;
background:var(--bg);
backdrop-filter:blur(14px);
flex-direction:column;
align-items:flex-start;
gap:6px;
padding:110px 30px 30px;
box-shadow:-15px 0 40px rgba(0,0,0,.08);
transform:translateX(100%);
transition:.35s ease;
border-left:1px solid var(--border);

}

.nav-links.open{ transform:translateX(0); }

.nav-links a{ display:block; width:100%; padding:14px 16px; font-size:16px; }

.nav-toggle{ display:flex; }

.hero-left h1{ font-size:38px; }
.hero-left h2{ font-size:21px; }

.profile-card{ width:260px; }

.section-title{ font-size:30px; }

.experience-timeline{ padding-left:44px; }
.experience-node-marker{ left:-44px; width:40px; height:40px; font-size:15px; }
.experience-node-card{ padding:22px; }

.tool-groups{ grid-template-columns:1fr; }
.tool-group-wide{ grid-column:span 1; }
.skill-rings{ grid-template-columns:repeat(2,1fr); }

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

.gallery-grid{ columns:1 100%; }

.cert-grid{ grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); gap:14px; }
.cert-item{ height:150px; }

.resume-file{ flex-direction:column; align-items:flex-start; text-align:left; }
.resume-avatar{ top:-10px; left:auto; right:-10px; }

.footer-bottom{ flex-direction:column; align-items:flex-start; }

.project-modal-content{ max-height:92vh; }
.project-modal-image{ height:190px; }
.project-modal-body{ padding:24px; }

.stat-block{ flex:1 1 50%; padding:32px 14px; }
.stat-block h2{ font-size:32px; }

}