:root {
    --navy: #020818;
    --deep: #050f2c;
    --blue: #0a1628;
    --neon: #00d4ff;
    --neon2: #7b2fff;
    --neon3: #ff2d78;
    --glass: rgba(0, 212, 255, 0.05);
    --glass-border: rgba(0, 212, 255, 0.15);
    --text: #e8f4ff;
    --muted: #6a8aaa;
    --glow: 0 0 20px rgba(0,212,255,0.4), 0 0 60px rgba(0,212,255,0.15);
    --glow2: 0 0 20px rgba(123,47,255,0.4), 0 0 60px rgba(123,47,255,0.15);
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--navy);
    color: var(--text);
    font-family: 'Rajdhani', sans-serif;
    overflow-x: hidden;
    cursor: none;
  }

  /* ── LOADER ── */
  #loader {
    position: fixed; inset: 0; z-index: 9999;
    background: var(--navy);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 24px;
    transition: opacity 0.8s ease, visibility 0.8s ease;
  }
  #loader.hidden { opacity: 0; visibility: hidden; }
  .loader-ring {
    width: 80px; height: 80px;
    border-radius: 50%;
    border: 2px solid transparent;
    border-top-color: var(--neon);
    border-right-color: var(--neon2);
    animation: spin 1s linear infinite;
    box-shadow: var(--glow);
  }
  .loader-inner {
    position: absolute;
    width: 60px; height: 60px;
    border-radius: 50%;
    border: 2px solid transparent;
    border-bottom-color: var(--neon3);
    animation: spin 0.7s linear infinite reverse;
  }
  .loader-wrap { position: relative; display: flex; align-items: center; justify-content: center; }
  .loader-text {
    font-family: 'Share Tech Mono', monospace;
    color: var(--neon);
    font-size: 0.85rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    animation: pulse-text 1s ease infinite;
  }
  @keyframes spin { to { transform: rotate(360deg); } }
  @keyframes pulse-text { 0%,100%{opacity:0.4} 50%{opacity:1} }

  /* ── CURSOR ── */
  #cursor {
    position: fixed; z-index: 9998; pointer-events: none;
    width: 12px; height: 12px;
    background: var(--neon);
    border-radius: 50%;
    box-shadow: var(--glow);
    transform: translate(-50%, -50%);
    transition: transform 0.05s, width 0.2s, height 0.2s;
  }
  #cursor-trail {
    position: fixed; z-index: 9997; pointer-events: none;
    width: 36px; height: 36px;
    border: 1px solid rgba(0,212,255,0.4);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: left 0.12s ease, top 0.12s ease;
  }
  #spotlight {
    position: fixed; inset: 0; z-index: 1; pointer-events: none;
    background: radial-gradient(circle 350px at 50% 50%, rgba(0,212,255,0.04) 0%, transparent 70%);
    transition: background 0.05s;
  }

  /* ── SCROLL PROGRESS ── */
  #progress-bar {
    position: fixed; top: 0; left: 0; height: 2px;
    background: linear-gradient(90deg, var(--neon), var(--neon2), var(--neon3));
    z-index: 9000; width: 0%;
    box-shadow: 0 0 10px var(--neon);
    transition: width 0.1s linear;
  }

  /* ── CANVAS ── */
  #bg-canvas {
    position: fixed; inset: 0; z-index: 0;
    pointer-events: none;
  }

  /* ── NAV ── */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 60px;
    background: rgba(5, 8, 20, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: padding 0.3s, background 0.3s;
  }
  nav.scrolled {
    padding: 13px 60px;
    background: rgba(3, 6, 16, 0.95);
  }
  .nav-logo {
    font-family: 'Orbitron', monospace;
    font-weight: 900;
    font-size: 1rem;
    letter-spacing: 3px;
    color: var(--neon);
    text-transform: uppercase;
  }
  .nav-links { display: flex; gap: 4px; list-style: none; }
  .nav-links a {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.15rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    color: rgba(190,210,230,0.6);
    text-decoration: none;
    padding: 7px 22px;
    border-radius: 6px;
    transition: color 0.25s, background 0.25s;
  }
  .nav-links a:hover {
    color: #ffffff;
    background: rgba(255,255,255,0.05);
  }
  .nav-links a.active {
    color: var(--neon);
    font-weight: 600;
  }

  /* ── SECTIONS ── */
  section {
    position: relative; z-index: 2;
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 120px 60px;
  }

  /* ── PROFILE PHOTO ── */
  .hero-photo-wrap {
    position: relative;
    width: 150px; height: 150px;
    opacity: 0;
    animation: fadeUp 0.9s 1.3s forwards;
  }
  .hero-photo-wrap::before {
    content: '';
    position: absolute; inset: -3px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--neon), var(--neon2), var(--neon3));
    z-index: 0;
    animation: spin 4s linear infinite;
  }
  .hero-photo-wrap::after {
    content: '';
    position: absolute; inset: -8px;
    border-radius: 50%;
    border: 1px solid rgba(0,212,255,0.2);
    z-index: 0;
  }
  .hero-photo {
    position: relative; z-index: 1;
    width: 150px; height: 150px;
    border-radius: 50%;
    object-fit: cover;
    object-position: top center;
    border: 3px solid var(--navy);
    box-shadow: 0 0 40px rgba(0,212,255,0.3);
  }

  /* ── HERO ── */
  .hero { flex-direction: column; text-align: center; gap: 24px; }

  .hero-badge {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 6px;
    color: var(--neon);
    text-transform: uppercase;
    opacity: 0;
    animation: fadeUp 0.8s 1.5s forwards;
  }

  .hero-name {
    font-family: 'Orbitron', monospace;
    font-size: clamp(2.2rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1px;
    opacity: 0;
    animation: fadeUp 0.9s 1.7s forwards;
  }
  .hero-name .line1 {
    background: linear-gradient(135deg, #ffffff 0%, var(--neon) 50%, var(--neon2) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 30px rgba(0,212,255,0.5));
    display: block;
  }
  .hero-name .line2 {
    background: linear-gradient(135deg, var(--neon2) 0%, var(--neon3) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 30px rgba(123,47,255,0.5));
    display: block;
  }

  .hero-sub {
    font-size: 1.1rem;
    color: var(--muted);
    letter-spacing: 2px;
    opacity: 0;
    animation: fadeUp 0.8s 1.9s forwards;
  }

  .hero-location {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    color: rgba(106,138,170,0.6);
    letter-spacing: 3px;
    opacity: 0;
    animation: fadeUp 0.8s 2.1s forwards;
  }

  .hero-btns {
    display: flex; gap: 20px; justify-content: center;
    opacity: 0;
    animation: fadeUp 0.8s 2.3s forwards;
    flex-wrap: wrap;
  }

  .btn {
    padding: 14px 36px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 2px;
    transition: all 0.3s;
    cursor: none;
    position: relative;
    overflow: hidden;
  }
  .btn::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg, var(--neon), var(--neon2));
    opacity: 0;
    transition: opacity 0.3s;
  }
  .btn-primary {
    background: linear-gradient(135deg, var(--neon), var(--neon2));
    color: var(--navy);
    font-weight: 700;
    box-shadow: 0 0 30px rgba(0,212,255,0.3);
  }
  .btn-primary:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 0 50px rgba(0,212,255,0.6);
  }
  .btn-outline {
    border: 1px solid var(--glass-border);
    color: var(--neon);
    background: var(--glass);
    backdrop-filter: blur(10px);
  }
  .btn-outline:hover {
    border-color: var(--neon);
    background: rgba(0,212,255,0.1);
    transform: scale(1.05) translateY(-2px);
    box-shadow: var(--glow);
  }

  .hero-orbs {
    position: absolute; inset: 0; overflow: hidden; pointer-events: none;
  }
  .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: drift 8s ease-in-out infinite;
  }
  .orb1 { width:400px;height:400px;background:var(--neon);top:-100px;left:-100px;animation-delay:0s; }
  .orb2 { width:300px;height:300px;background:var(--neon2);bottom:-50px;right:-50px;animation-delay:3s; }
  .orb3 { width:200px;height:200px;background:var(--neon3);top:50%;left:60%;animation-delay:5s; }

  @keyframes drift {
    0%,100%{transform:translate(0,0) scale(1)}
    33%{transform:translate(20px,-20px) scale(1.05)}
    66%{transform:translate(-15px,15px) scale(0.95)}
  }

  /* ── FLOATING ELEMENTS ── */
  .float-el {
    position: absolute;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    color: rgba(0,212,255,0.3);
    letter-spacing: 2px;
    animation: floatEl 6s ease-in-out infinite;
    pointer-events: none;
    border: 1px solid rgba(0,212,255,0.1);
    padding: 6px 12px;
    backdrop-filter: blur(4px);
    border-radius: 2px;
  }
  .float-el:nth-child(1){top:20%;left:5%;animation-delay:0s}
  .float-el:nth-child(2){top:70%;left:3%;animation-delay:2s}
  .float-el:nth-child(3){top:25%;right:5%;animation-delay:1s}
  .float-el:nth-child(4){top:65%;right:4%;animation-delay:3s}
  @keyframes floatEl {
    0%,100%{transform:translateY(0px)}
    50%{transform:translateY(-15px)}
  }

  /* ── SECTION TITLES ── */
  .section-title {
    text-align: center; margin-bottom: 64px;
  }
  .section-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 6px;
    color: var(--neon);
    text-transform: uppercase;
    display: block; margin-bottom: 12px;
  }
  .section-heading {
    font-family: 'Orbitron', monospace;
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, var(--neon) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
  }
  .section-line {
    width: 60px; height: 1px;
    background: linear-gradient(90deg, var(--neon), var(--neon2));
    margin: 16px auto 0;
    box-shadow: var(--glow);
  }

  /* ── GLASS CARD ── */
  .glass {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    border-radius: 4px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
  }
  .glass::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon), transparent);
    opacity: 0;
    transition: opacity 0.3s;
  }
  .glass:hover::before { opacity: 1; }
  .glass:hover {
    border-color: rgba(0,212,255,0.3);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4), var(--glow);
    transform: translateY(-4px);
  }

  /* ── ABOUT ── */
  .about-inner {
    max-width: 900px; width: 100%;
    display: flex; flex-direction: column; gap: 40px;
    align-items: center;
  }
  .about-card {
    padding: 48px;
    width: 100%;
    animation: float 5s ease-in-out infinite;
  }
  @keyframes float {
    0%,100%{transform:translateY(0)}
    50%{transform:translateY(-8px)}
  }
  .about-card:hover { animation: none; }
  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 32px;
  }
  .about-stat {
    text-align: center; padding: 20px;
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    background: rgba(0,212,255,0.03);
  }
  .stat-num {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--neon), var(--neon2));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  }
  .stat-label {
    font-size: 0.8rem;
    color: var(--muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 4px;
  }
  .about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(232,244,255,0.8);
  }
  .about-text strong { color: var(--neon); font-weight: 600; }

  /* ── SKILLS ── */
  .skills-inner { max-width: 1000px; width: 100%; }
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    margin-top: 20px;
  }
  .skill-chip {
    padding: 20px 16px;
    text-align: center;
    transform-style: preserve-3d;
    transition: transform 0.3s, box-shadow 0.3s;
  }
  .skill-chip:hover {
    transform: translateY(-8px) rotateX(10deg);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5), var(--glow);
  }
  .skill-icon {
    font-size: 1.8rem; margin-bottom: 8px;
  }
  .skill-name {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    color: var(--neon);
    letter-spacing: 2px;
    text-transform: uppercase;
  }

  /* ── EDUCATION ── */
  .edu-inner { max-width: 800px; width: 100%; }
  .timeline { position: relative; }
  .timeline::before {
    content: '';
    position: absolute; left: 20px; top: 0; bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, var(--neon), var(--neon2), transparent);
    box-shadow: var(--glow);
  }
  .timeline-item {
    position: relative;
    padding: 0 0 40px 60px;
  }
  .timeline-dot {
    position: absolute; left: 13px; top: 6px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--neon);
    box-shadow: var(--glow);
    border: 2px solid var(--navy);
  }
  .timeline-card {
    padding: 24px 28px;
    transition: all 0.3s;
  }
  .timeline-card:hover {
    transform: translateX(8px) translateY(-2px);
    border-color: rgba(0,212,255,0.3);
    box-shadow: 0 10px 40px rgba(0,0,0,0.4), var(--glow);
  }
  .edu-school {
    font-family: 'Orbitron', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--neon);
    letter-spacing: 1px;
  }
  .edu-degree {
    font-size: 1rem;
    color: var(--text);
    margin: 6px 0 4px;
    font-weight: 500;
  }
  .edu-period {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    color: var(--muted);
    letter-spacing: 2px;
  }

  /* ── CERTIFICATIONS ── */
  .certs-inner { max-width: 900px; width: 100%; }
  .certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
  }
  .cert-card {
    padding: 32px;
    transform-style: preserve-3d;
    perspective: 800px;
    transition: all 0.4s;
  }
  .cert-card:hover {
    transform: rotateY(-6deg) rotateX(4deg) translateZ(10px);
    border-color: rgba(123,47,255,0.4);
    box-shadow: 20px 20px 60px rgba(0,0,0,0.5), var(--glow2);
  }
  .cert-icon {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--neon2), var(--neon));
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 16px;
    box-shadow: var(--glow2);
  }
  .cert-title {
    font-family: 'Orbitron', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 1px;
    line-height: 1.4;
    margin-bottom: 8px;
  }
  .cert-org {
    font-size: 0.8rem;
    color: var(--neon2);
    letter-spacing: 2px;
  }
  .cert-link {
    display: inline-block;
    margin-top: 14px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.68rem;
    letter-spacing: 2px;
    color: var(--neon);
    text-decoration: none;
    border: 1px solid var(--glass-border);
    padding: 7px 14px;
    border-radius: 2px;
    background: var(--glass);
    transition: all 0.3s;
    text-transform: uppercase;
  }
  .cert-link:hover {
    border-color: var(--neon);
    background: rgba(0,212,255,0.1);
    box-shadow: var(--glow);
    transform: translateY(-2px);
  }

  /* ── CONTACT ── */
  .contact-inner {
    max-width: 700px; width: 100%;
    display: flex; flex-direction: column; gap: 24px;
  }
  .contact-form {
    padding: 48px;
    display: flex; flex-direction: column; gap: 24px;
  }
  .form-group { position: relative; }
  .form-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 3px;
    color: var(--muted);
    text-transform: uppercase;
    display: block; margin-bottom: 8px;
  }
  .form-input, .form-textarea {
    width: 100%;
    background: rgba(0,212,255,0.03);
    border: 1px solid var(--glass-border);
    padding: 14px 20px;
    color: var(--text);
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    border-radius: 2px;
    outline: none;
    transition: all 0.3s;
    cursor: text;
  }
  .form-input:focus, .form-textarea:focus {
    border-color: var(--neon);
    background: rgba(0,212,255,0.06);
    box-shadow: var(--glow), inset 0 0 20px rgba(0,212,255,0.03);
  }
  .form-textarea { min-height: 120px; resize: vertical; }
  .input-glow {
    position: absolute; bottom: 0; left: 0;
    height: 1px; width: 0;
    background: linear-gradient(90deg, var(--neon), var(--neon2));
    transition: width 0.4s ease;
  }
  .form-input:focus ~ .input-glow,
  .form-textarea:focus ~ .input-glow { width: 100%; }

  .contact-links {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
  }
  .contact-link {
    padding: 12px 24px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 3px;
    color: var(--neon);
    text-decoration: none;
    text-transform: uppercase;
    border: 1px solid var(--glass-border);
    border-radius: 2px;
    background: var(--glass);
    backdrop-filter: blur(10px);
    transition: all 0.3s;
    display: flex; align-items: center; gap: 8px;
  }
  .contact-link:hover {
    border-color: var(--neon);
    background: rgba(0,212,255,0.1);
    box-shadow: var(--glow);
    transform: translateY(-3px);
  }

  /* ── FOOTER ── */
  footer {
    position: relative; z-index: 2;
    text-align: center;
    padding: 40px 60px;
    border-top: 1px solid var(--glass-border);
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 3px;
    color: var(--muted);
  }

  /* ── ANIMATIONS ── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }
  .reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
  }

  /* ── RESPONSIVE ── */
  @media(max-width:768px){
    nav { padding: 16px 24px; }
    .nav-links { display: none; }
    section { padding: 100px 24px; }
    .about-grid { grid-template-columns: 1fr; }
    .about-card { padding: 28px; }
    .contact-form { padding: 28px; }
    .float-el { display: none; }
  }

  /* ── SKILLS SECTION LABEL ── */
  .skills-section-label {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.68rem;
    letter-spacing: 5px;
    color: var(--muted);
    text-transform: uppercase;
    margin-bottom: 20px;
    padding-left: 2px;
  }
  .skills-section-label::before {
    content: '▸ ';
    color: var(--neon);
  }

  /* ── SKILL TAGS ── */
  .skills-grid-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }
  .skill-tag {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 2px;
    color: var(--text);
    text-decoration: none;
    text-transform: uppercase;
    padding: 10px 20px;
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    background: var(--glass);
    backdrop-filter: blur(10px);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
  }
  .skill-tag::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(123,47,255,0.08));
    opacity: 0;
    transition: opacity 0.3s;
  }
  .skill-tag:hover {
    border-color: var(--neon);
    color: var(--neon);
    transform: translateY(-3px);
    box-shadow: var(--glow);
  }
  .skill-tag:hover::before { opacity: 1; }

  /* ── EDU LINK ── */
  .edu-link {
    color: var(--neon);
    text-decoration: none;
    transition: color 0.25s, text-shadow 0.25s;
  }
  .edu-link:hover {
    color: #ffffff;
    text-shadow: 0 0 12px rgba(0,212,255,0.6);
  }