/* CSS Variables and Global Styles */
    :root {
      --bg: #0f172a;          /* slate-900 */
      --surface: #111827;     /* gray-900 */
      --text: #e5e7eb;        /* gray-200 */
      --muted: #9ca3af;       /* gray-400 */
      --accent: #22d3ee;      /* cyan-400 */
      --card: #1f2937;        /* gray-800 */
      --border: #334155;      /* slate-700 */
      --success: #10b981;     /* emerald-500 */
      --danger: #ef4444;      /* red-500 */
    }
    [data-theme="light"] {
      --bg: #ffffff;
      --surface: #ffffff;
      --text: #111827;
      --muted: #6b7280;
      --accent: #0ea5e9;
      --card: #f3f4f6;
      --border: #e5e7eb;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
      background: var(--bg);
      color: var(--text);
      line-height: 1.6;
    }

    /* Navbar */
    .nav {
      position: sticky;
      top: 0;
      z-index: 50;
      background: linear-gradient(to bottom, rgba(17,24,39,0.9), rgba(17,24,39,0.6));
      backdrop-filter: blur(8px);
      border-bottom: 1px solid var(--border);
    }
    .nav .wrap {
      max-width: 1100px;
      margin: 0 auto;
      padding: 0.75rem 1rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .brand {
      font-weight: 700;
      letter-spacing: 0.4px;
    }
    .brand span {
      color: var(--accent);
    }
    .nav a {
      color: var(--text);
      text-decoration: none;
      margin-left: 1rem;
      font-weight: 600;
    }
    .nav a:hover { color: var(--accent); }
    .theme-toggle {
      margin-left: 1rem;
      padding: 0.4rem 0.6rem;
      border: 1px solid var(--border);
      border-radius: 6px;
      background: var(--card);
      color: var(--text);
      cursor: pointer;
    }

    /* Hero */
    .hero {
      max-width: 1100px;
      margin: 0 auto;
      padding: 4rem 1rem 3rem;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 2rem;
    }
    .hero h1 {
      font-size: clamp(2rem, 4vw, 3rem);
      margin: 0 0 0.5rem;
    }
    .hero p {
      color: var(--muted);
      margin: 0 0 1rem;
    }
    .hero .cta {
      display: flex;
      gap: 0.75rem;
      margin-top: 1rem;
    }
    .btn {
      padding: 0.7rem 1rem;
      border-radius: 8px;
      border: 1px solid var(--border);
      background: var(--card);
      color: var(--text);
      text-decoration: none;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .btn.primary {
      background: linear-gradient(135deg, var(--accent), #6366f1);
      border: none;
      color: #0b1020;
    }
    .avatar {
      width: 100%;
      border-radius: 12px;
      border: 1px solid var(--border);
      background: radial-gradient(60% 80% at 30% 20%, #0ea5e922, transparent),
                  radial-gradient(60% 80% at 70% 80%, #22d3ee22, transparent);
      aspect-ratio: 1 / 1;
      display: grid;
      place-items: center;
      color: var(--muted);
      font-weight: 600;
    }
    .avatar img {
  width: 400px;
  height: 400px;
  border-radius: 3%; /* circular profile */
  object-fit: cover;
  border: 3px solid var(--accent-color);
}
    .avatar img:hover {
      transform: scale(1.05);
      transition: transform 0.3s ease;
    }
    /* Section wrapper */
    section {
      max-width: 1100px;
      margin: 0 auto;
      padding: 2.5rem 1rem;
    }
    section h2 {
      margin: 0 0 1rem;
      font-size: clamp(1.5rem, 2.5vw, 2rem);
      letter-spacing: 0.3px;
    }
    .sub {
      color: var(--muted);
      margin-top: -0.4rem;
      margin-bottom: 1rem;
    }
    .divider {
      height: 1px;
      background: var(--border);
      margin: 0.75rem 0 1.75rem;
    }

    /* About */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.2rem;
    }
    .card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1rem;
    }
    .card p { margin: 0.3rem 0; }

    /* Projects */
    .projects {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1rem;
    }
    .project {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform 0.15s ease;
    }
    .project:hover { transform: translateY(-4px); }
    .project h3 { margin: 0 0 0.4rem; }
    .tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.4rem;
      margin: 0.6rem 0 1rem;
    }
    .tag {
      font-size: 0.8rem;
      padding: 0.2rem 0.5rem;
      border: 1px solid var(--border);
      border-radius: 999px;
      color: var(--muted);
    }

    /* Skills */
    .skills-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
    }
    .skill {
      margin-bottom: 0.8rem;
    }
    .skill label {
      display: flex;
      justify-content: space-between;
      font-weight: 600;
      margin-bottom: 0.25rem;
    }
    .bar {
      position: relative;
      height: 10px;
      border-radius: 999px;
      background: #0b132e;
      border: 1px solid var(--border);
      overflow: hidden;
    }
    .bar .fill {
      position: absolute;
      inset: 0 0 0 0;
      width: var(--w, 0%);
      background: linear-gradient(90deg, var(--accent), #6366f1);
    }

    /* Contact */
    .connect a i {
  margin: 3px 10px;
  font-size: 3.5rem;   /* icon size */
  color: hsl(0, 83%, 82%);       /* default color */
  transition: transform 0.3s ease, color 0.3s ease;
}

.connect a:hover i {
  color: #1b00b5;
  transform: scale(1.5);
  
}


.connect a {
  padding: 10px;
  border-radius: 50%;
  background-color: #D1D5DB;
  box-shadow: 0 4px 8px #e0dd17ec;
  display: inline-block;
  transition: background-color 0.3s ease;
}

.connect a:hover {
  background-color: #fffacd;       /* soft yellow glow */
}

    .contact-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 1rem;
    }
    form {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1rem;
    }
    .row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.8rem;
    }
    label {
      display: block;
      font-weight: 600;
      margin-bottom: 0.3rem;
    }
    input, textarea {
      width: 100%;
      padding: 0.7rem;
      border-radius: 8px;
      border: 1px solid var(--border);
      background: var(--surface);
      color: var(--text);
    }
    textarea { min-height: 120px; resize: vertical; }
    .msg {
      margin-top: 0.6rem;
      font-weight: 600;
      display: none;
    }
    .msg.ok { color: var(--success); }
    .msg.err { color: var(--danger); }

    .contact-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1rem;
    }
    .contact-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .contact-list li {
      font-size: 1.05rem; 
      margin: 6px 0;
      display: flex;
      align-items: center;
      color: hsl(210, 66%, 76%);
     }
     .contact-list li i {
      margin-right: 10px;
      color: #0077b5;
      font-size: 1.2em;
     }
      
    .contact-list a { color: var(--accent); text-decoration: none; }

    /* Footer */
    footer {
      border-top: 1px solid var(--border);
      color: var(--muted);
      text-align: center;
      padding: 1rem;
    }

    /* Responsive */
    @media (max-width: 980px) {
      .hero { grid-template-columns: 1fr; }
      .about-grid, .skills-grid, .contact-grid { grid-template-columns: 1fr; }
      .projects { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 640px) {
      .projects { grid-template-columns: 1fr; }
      .row { grid-template-columns: 1fr; }
      .nav .wrap { flex-wrap: wrap; gap: 0.5rem; }
    }