:root {
    --bg: #f3f5f7;
    --text: #222;
    --accent: #008cff;
    --accent-ghost: rgba(0,140,255,0.18);
    --card: #fff;
    --shadow: rgba(0, 0, 0, 0.08);
    --glow-color: rgba(0,140,255,0.22);
    --radius: 12px;
  }
  
  body.dark {
    --bg: #0f1113;
    --text: #eceff1;
    --card: #101316;
    --shadow: rgba(255,255,255,0.03);
    --glow-color: rgba(0,200,255,0.24);
  }
  
  * { box-sizing: border-box; }
  body {
    margin: 0;
    font-family: "Poppins", system-ui, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    transition: background .35s, color .35s;
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
    line-height: 1.45;
  }
  
  /* NAV */
  .nav {
    display:flex; gap:1.25rem; align-items:center; justify-content:center;
    background:var(--card); padding:12px; position:sticky; top:0; z-index:100;
    box-shadow: 0 2px 6px var(--shadow);
  }
  .nav a { text-decoration:none; color:var(--text); font-weight:600; }
  .nav a:hover { color:var(--accent); }
  #theme-toggle { margin-left:1rem; background:transparent; border:none; cursor:pointer; font-size:1.2rem; }
  
  /* HERO */
  .hero { text-align:center; padding:56px 18px 36px; }
  .hero h1 { font-size:2.4rem; margin:0; }
  .hero p { margin:8px 0 0; }
  .highlight { color:var(--accent); font-weight:700; }
  .profile-wrap { margin:26px auto 8px; width:320px; height:320px; position:relative; display:grid; place-items:center; }
  .profile { width:300px; height:300px; object-fit:cover; border-radius:50%; box-shadow: 0 10px 30px var(--shadow); display:block; }
  .glow-ring { position:absolute; inset:0; width:100%; height:100%; border-radius:50%; filter: blur(28px); background: radial-gradient(circle at 30% 30%, var(--glow-color), transparent); z-index:-1; opacity:.95; transform:scale(.95); transition:transform .35s, opacity .35s; }
  
  /* CTAs */
  .hero-ctas { margin-top:12px; }
  .cta-btn, .cta-outline { display:inline-block; padding:10px 14px; border-radius:10px; text-decoration:none; font-weight:700; }
  .cta-btn { background:var(--accent); color:#fff; }
  .cta-outline { border:2px solid var(--accent); color:var(--accent); background:transparent; }
  
  /* SECTIONS */
  section { max-width:920px; margin:36px auto; padding:18px; background:var(--card); border-radius:var(--radius); box-shadow: 0 6px 18px var(--shadow); }
  
  /* SKILLS */
  .skills-grid { display:grid; gap:12px; }
  .skill-head { display:flex; justify-content:space-between; font-weight:600; margin-bottom:6px; }
  .progress { background: rgba(0,0,0,0.06); border-radius:10px; height:12px; overflow:hidden; }
  .bar { height:100%; width:0%; border-radius:10px; background: linear-gradient(90deg,var(--accent), #00c6ff); transition: width 1.2s ease; }
  
  /* PROJECTS */
  .project-controls { text-align:center; margin-bottom:12px; }
  .filter-btn { padding:8px 12px; margin:0 6px; border-radius:8px; cursor:pointer; background:transparent; border:1px solid transparent; }
  .filter-btn.active { background: rgba(0,140,255,0.06); color:var(--accent); border-color:var(--accent); font-weight:700;}
  .project-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap:16px; }
  .project-card { position:relative; overflow:hidden; border-radius:10px; }
  .project-card img { width:100%; height:160px; object-fit:cover; display:block; }
  .project-overlay { position:absolute; inset:0; display:flex; flex-direction:column; justify-content:flex-end; padding:14px; color:#fff; background: linear-gradient(180deg, rgba(0,0,0,0.12), rgba(0,0,0,0.6)); transform:translateY(100%); transition:transform .28s ease; }
  .project-card:hover .project-overlay { transform:translateY(0); }
  
  /* GITHUB WIDGET */
  .github-widget { margin-top:18px; display:flex; gap:12px; align-items:flex-start; flex-wrap:wrap; }
  .github-widget img { max-width:280px; border-radius:8px; }
  
  /* RECENT REPOS */
  .recent-repos { display:flex; gap:8px; flex-wrap:wrap; }
  .repo { display:inline-flex; gap:8px; align-items:center; padding:8px 10px; background:rgba(0,0,0,0.03); border-radius:8px; text-decoration:none; color:var(--text); }
  
  /* CONTACT */
  .contact-info { text-align:center; margin-bottom:16px; }
  .social-links { display:flex; justify-content:center; gap:12px; margin-top:8px; align-items:center; }
  .social-links a { display:inline-flex; width:40px; height:40px; align-items:center; justify-content:center; border-radius:8px; transition:transform .18s, background .18s; color:var(--text); }
  .social-links a:hover { transform:translateY(-4px); background: rgba(0,140,255,0.06); color:var(--accent); }
  .social-links svg { width:22px; height:22px; display:block; }
  
  /* FORM */
  .contact-form { display:flex; flex-direction:column; gap:10px; }
  input, textarea, button { font-size:1rem; padding:10px; border-radius:8px; border:1px solid #ccc; }
  button { background:var(--accent); color:white; border:none; cursor:pointer; }
  button:hover { background:#0070e0; }
  
  /* FOOTER */
  footer { text-align:center; padding:16px; margin-top:18px; background:transparent; }
  
  /* RESPONSIVE */
  @media (max-width:640px){
    .profile-wrap{ width:220px; height:220px; }
    .profile{ width:200px; height:200px; }
    .project-overlay { padding:12px; }
  }
  
  /* 💻 Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: #f8fafc;
  padding: 60px 20px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  margin-bottom: 40px;
}

.hero-text {
  flex: 1 1 300px;
  max-width: 420px;
  text-align: left;
}

.hero-text h1 {
  font-size: 2.4rem;
  margin-bottom: 10px;
  color: #38bdf8;
}

.hero-text p {
  font-size: 1.1rem;
  color: #94a3b8;
}

.hero-gif {
  flex: 1 1 300px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-gif img {
  max-width: 100%;
  width: 260px;
  border-radius: 16px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1s forwards ease-in-out;
}

.hero-gif img:hover {
  transform: scale(1.05) rotate(1deg);
  box-shadow: 0 10px 30px rgba(56, 189, 248, 0.4);
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}