/* =========================================
       CSS CUSTOM PROPERTIES — THEME SYSTEM
    ========================================= */
    :root {
      --transition: 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    }
 
    /* ---- COOL THEME ---- */
    [data-theme="cool"] {
      --bg:          #05060f;
      --bg2:         #0b0d1f;
      --bg3:         #111328;
      --surface:     rgba(255,255,255,0.04);
      --border:      rgba(90,200,255,0.18);
      --text:        #e0eaff;
      --text-muted:  #7a90bb;
      --accent:      #3af0ff;
      --accent2:     #a855f7;
      --accent3:     #f97316;
      --glow:        0 0 30px rgba(58,240,255,0.35);
      --glow2:       0 0 30px rgba(168,85,247,0.35);
      --card-bg:     rgba(11,13,31,0.85);
      --nav-bg:      rgba(5,6,15,0.9);
      --heading-font:'Orbitron', sans-serif;
      --body-font:   'Space Mono', monospace;
      --hero-font:   'Orbitron', sans-serif;
      --skill-fill:  linear-gradient(90deg,#3af0ff,#a855f7);
      --btn-bg:      linear-gradient(135deg,#3af0ff,#a855f7);
      --btn-text:    #05060f;
      --tag-bg:      rgba(58,240,255,0.12);
      --tag-color:   #3af0ff;
    }
 
    /* ---- HACKER THEME ---- */
    [data-theme="hacker"] {
      --bg:          #020802;
      --bg2:         #030d03;
      --bg3:         #071207;
      --surface:     rgba(0,255,65,0.03);
      --border:      rgba(0,255,65,0.2);
      --text:        #b0ffb8;
      --text-muted:  #4caf50;
      --accent:      #00ff41;
      --accent2:     #39ff14;
      --accent3:     #adff2f;
      --glow:        0 0 20px rgba(0,255,65,0.5);
      --glow2:       0 0 20px rgba(57,255,20,0.4);
      --card-bg:     rgba(3,13,3,0.9);
      --nav-bg:      rgba(2,8,2,0.95);
      --heading-font:'Space Mono', monospace;
      --body-font:   'DM Mono', monospace;
      --hero-font:   'Space Mono', monospace;
      --skill-fill:  linear-gradient(90deg,#00ff41,#39ff14);
      --btn-bg:      linear-gradient(135deg,#00ff41,#39ff14);
      --btn-text:    #020802;
      --tag-bg:      rgba(0,255,65,0.1);
      --tag-color:   #00ff41;
    }
 
    /* ---- NORMAL THEME ---- */
    [data-theme="normal"] {
      --bg:          #fdfaf6;
      --bg2:         #f5f0ea;
      --bg3:         #ede7dd;
      --surface:     rgba(0,0,0,0.03);
      --border:      rgba(150,100,50,0.2);
      --text:        #2a1f10;
      --text-muted:  #7a6555;
      --accent:      #c2580a;
      --accent2:     #1e6b4f;
      --accent3:     #7b3fa0;
      --glow:        0 4px 20px rgba(194,88,10,0.2);
      --glow2:       0 4px 20px rgba(30,107,79,0.2);
      --card-bg:     rgba(255,252,248,0.95);
      --nav-bg:      rgba(253,250,246,0.95);
      --heading-font:'Syne', sans-serif;
      --body-font:   'Josefin Sans', sans-serif;
      --hero-font:   'Playfair Display', serif;
      --skill-fill:  linear-gradient(90deg,#c2580a,#7b3fa0);
      --btn-bg:      linear-gradient(135deg,#c2580a,#e07030);
      --btn-text:    #fff;
      --tag-bg:      rgba(194,88,10,0.1);
      --tag-color:   #c2580a;
    }
 
    /* ---- MINIMALISTIC THEME (default) ---- */
    [data-theme="minimal"] {
      --bg:          #ffffff;
      --bg2:         #f8f8f8;
      --bg3:         #eeeeee;
      --surface:     rgba(0,0,0,0.02);
      --border:      rgba(0,0,0,0.08);
      --text:        #111111;
      --text-muted:  #888888;
      --accent:      #111111;
      --accent2:     #555555;
      --accent3:     #999999;
      --glow:        0 2px 12px rgba(0,0,0,0.08);
      --glow2:       0 2px 12px rgba(0,0,0,0.05);
      --card-bg:     #ffffff;
      --nav-bg:      rgba(255,255,255,0.97);
      --heading-font:'Syne', sans-serif;
      --body-font:   'Josefin Sans', sans-serif;
      --hero-font:   'Syne', sans-serif;
      --skill-fill:  linear-gradient(90deg,#111,#555);
      --btn-bg:      linear-gradient(135deg,#111,#333);
      --btn-text:    #fff;
      --tag-bg:      rgba(0,0,0,0.06);
      --tag-color:   #333;
    }
 
    /* =========================================
       RESET & BASE
    ========================================= */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
 
    html { scroll-behavior: smooth; font-size: 16px; }
 
    body {
      background-color: var(--bg);
      color: var(--text);
      font-family: var(--body-font);
      line-height: 1.7;
      overflow-x: hidden;
      transition: background-color var(--transition), color var(--transition);
      cursor: none;
    }
 
    /* =========================================
       CUSTOM CURSOR
    ========================================= */
    #cursor {
      width: 12px; height: 12px;
      background: var(--accent);
      border-radius: 50%;
      position: fixed; z-index: 9999;
      pointer-events: none;
      transition: transform 0.1s ease, background 0.3s;
      mix-blend-mode: exclusion;
    }
    #cursor-ring {
      width: 36px; height: 36px;
      border: 1.5px solid var(--accent);
      border-radius: 50%;
      position: fixed; z-index: 9998;
      pointer-events: none;
      transition: transform 0.15s ease, width 0.2s, height 0.2s, border-color 0.3s;
      transform: translate(-50%, -50%);
      opacity: 0.6;
    }
    body:hover #cursor { opacity: 1; }
    
    [data-theme="minimal"] #cursor {
      mix-blend-mode: normal;
    }
 
    /* =========================================
       BACKGROUND HERO IMAGE
    ========================================= */
    /* #bg-image {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      z-index: 0;
      pointer-events: none;
      background-image: url('https://images.unsplash.com/photo-1546182990-dffeafbe841d?auto=format&fit=crop&w=1920&q=80');
      background-size: cover;
      background-position: center 30%;
      background-attachment: fixed;
      opacity: 0.08;
      transition: opacity 0.5s ease;
    }
    [data-theme="hacker"] #bg-image   { opacity: 0.05; filter: hue-rotate(100deg) saturate(0.3); }
    [data-theme="normal"] #bg-image   { opacity: 0.06; filter: sepia(0.4); }
    [data-theme="minimal"] #bg-image  { opacity: 0.10; filter: grayscale(1); }
    [data-theme="cool"] #bg-image     { opacity: 0.20; filter: hue-rotate(200deg) saturate(0.5); } */
 
    /* =========================================
       NOISE TEXTURE OVERLAY
    ========================================= */
    body::before {
      content: '';
      position: fixed;
      inset: 0;
      z-index: 0;
      pointer-events: none;
      opacity: 0.025;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
      background-repeat: repeat;
      background-size: 200px 200px;
    }
 
 
    /* =========================================
       NAVIGATION
    ========================================= */
    nav {
      position: fixed; top: 0; left: 0; right: 0;
      z-index: 500;
      padding: 0 2rem;
      height: 64px;
      background: var(--nav-bg);
      border-bottom: 1px solid var(--border);
      backdrop-filter: blur(20px);
      display: flex; align-items: center; justify-content: space-between;
      transition: background var(--transition), border-color var(--transition);
    }
    .nav-logo {
      font-family: var(--heading-font);
      font-size: 1.1rem;
      font-weight: 900;
      color: var(--accent);
      text-decoration: none;
      letter-spacing: 0.05em;
      text-shadow: var(--glow);
    }
    .nav-links {
      display: flex; gap: 2rem; list-style: none;
      align-items: center;
    }
    .nav-links a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.8rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      transition: color 0.3s, text-shadow 0.3s;
      position: relative;
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -4px; left: 0; right: 100%;
      height: 1px;
      background: var(--accent);
      transition: right 0.3s ease;
    }
    .nav-links a:hover { color: var(--accent); text-shadow: var(--glow); }
    .nav-links a:hover::after { right: 0; }
 
    /* Theme Switcher Dropdown */
    .theme-dropdown {
      position: relative;
    }
    .theme-dropdown-box {
      font-size: 0.8rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--text-muted);
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 5px;
      padding: 0.5rem;
      transition: color 0.3s, text-shadow 0.3s;
    }
    .theme-dropdown-box:hover {
      color: var(--accent);
      text-shadow: var(--glow);
    }
    .dropdown-menu {
      position: absolute;
      top: 100%;
      right: -20px;
      background: var(--nav-bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 0.5rem;
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
      opacity: 0;
      visibility: hidden;
      transform: translateY(10px);
      transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
      box-shadow: 0 10px 30px rgba(0,0,0,0.5);
      min-width: 150px;
    }
    .theme-dropdown:hover .dropdown-menu {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .theme-btn {
      width: 100%;
      border-radius: 4px;
      border: 1px solid transparent;
      cursor: pointer;
      transition: background 0.3s, border-color 0.3s, transform 0.2s;
      font-size: 0.8rem;
      color: var(--text);
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0.5rem;
      background: transparent;
      font-family: var(--body-font);
      text-align: left;
    }
    .theme-btn:hover {
      background: var(--surface);
      border-color: var(--border);
      transform: translateX(4px);
    }
    .theme-btn.active {
      border-color: var(--accent);
      background: var(--surface);
    }
    .t-icon-circle {
      display: inline-block;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      border: 1px solid rgba(0,0,0,0.1);
      box-shadow: 0 0 2px rgba(0,0,0,0.1);
    }
    .t-icon-circle[data-theme-icon="cool"]    { background: linear-gradient(135deg,#3af0ff,#a855f7); }
    .t-icon-circle[data-theme-icon="hacker"]  { background: linear-gradient(135deg,#00ff41,#0a0a0a); }
    .t-icon-circle[data-theme-icon="normal"]  { background: linear-gradient(135deg,#c2580a,#fdfaf6); }
    .t-icon-circle[data-theme-icon="minimal"] { background: linear-gradient(135deg,#111,#fff); }
 
    /* Hamburger */
    .hamburger {
      display: none; flex-direction: column; gap: 5px;
      cursor: pointer; padding: 4px;
    }
    .hamburger span {
      display: block; width: 24px; height: 2px;
      background: var(--accent);
      border-radius: 2px;
      transition: transform 0.3s, opacity 0.3s;
    }
    .hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .hamburger.open span:nth-child(2) { opacity: 0; }
    .hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
 
    /* Mobile nav */
    .mobile-menu {
      display: none;
      position: fixed;
      top: 64px; left: 0; right: 0;
      background: var(--nav-bg);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--border);
      z-index: 499;
      padding: 1.5rem 2rem;
      flex-direction: column; gap: 1rem;
    }
    .mobile-menu.open { display: flex; }
    .mobile-menu a {
      color: var(--text);
      text-decoration: none;
      font-size: 0.9rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 0.5rem 0;
      border-bottom: 1px solid var(--border);
      transition: color 0.3s;
    }
    .mobile-menu a:hover { color: var(--accent); }
 
    /* =========================================
       MAIN LAYOUT
    ========================================= */
    main { position: relative; z-index: 1; }
 
    section {
      padding: 5rem 0;
      min-height: 100vh;
      display: flex;
      align-items: center;
    }
    .container {
      width: 100%;
      max-width: 1100px;
      margin: 0 auto;
      padding: 0 2rem;
    }
    .section-label {
      font-family: var(--heading-font);
      font-size: 0.7rem;
      letter-spacing: 0.3em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.75rem;
      opacity: 0.8;
    }
    .section-title {
      font-family: var(--heading-font);
      font-size: clamp(2rem, 5vw, 3.2rem);
      font-weight: 900;
      line-height: 1.1;
      color: var(--text);
      margin-bottom: 1rem;
    }
    .section-title span { color: var(--accent); }
    .section-desc {
      color: var(--text-muted);
      font-size: 0.95rem;
      max-width: 520px;
      margin-bottom: 3rem;
    }
 
    /* =========================================
       HERO SECTION
    ========================================= */
    #hero {
      min-height: 100vh;
      padding-top: 80px;
      display: flex;
      align-items: center;
      position: relative;
      overflow: hidden;
    }
 
    /* Animated grid lines */
    #hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
      background-size: 60px 60px;
      opacity: 0.3;
      animation: grid-shift 20s linear infinite;
    }
    @keyframes grid-shift {
      from { background-position: 0 0; }
      to   { background-position: 60px 60px; }
    }
 
    .hero-content { position: relative; z-index: 2; }
 
    .hero-greeting {
      font-family: var(--body-font);
      font-size: 0.85rem;
      letter-spacing: 0.25em;
      text-transform: uppercase;
      color: var(--accent2);
      margin-bottom: 1rem;
      opacity: 0;
      animation: fadeUp 0.8s 0.3s forwards;
    }
    .hero-name {
      font-family: var(--hero-font);
      font-size: clamp(2.8rem, 8vw, 6rem);
      font-weight: 900;
      line-height: 1;
      color: var(--text);
      margin-bottom: 0.5rem;
      opacity: 0;
      animation: fadeUp 0.8s 0.5s forwards;
    }
    .hero-name .highlight {
      color: var(--accent);
      text-shadow: var(--glow);
      position: relative;
      display: inline-block;
    }
    .hero-role {
      font-family: var(--heading-font);
      font-size: clamp(1rem, 3vw, 1.6rem);
      font-weight: 700;
      color: var(--accent2);
      margin-bottom: 1.5rem;
      min-height: 2rem;
      opacity: 0;
      animation: fadeUp 0.8s 0.7s forwards;
    }
    #typed-text {
      border-right: 2px solid var(--accent);
      padding-right: 4px;
      animation: blink 0.7s step-end infinite;
    }
    @keyframes blink {
      50% { border-color: transparent; }
    }
    .hero-desc {
      font-size: 0.95rem;
      color: var(--text-muted);
      max-width: 500px;
      margin-bottom: 2.5rem;
      line-height: 1.8;
      opacity: 0;
      animation: fadeUp 0.8s 0.9s forwards;
    }
    .hero-cta {
      display: flex; gap: 1rem; flex-wrap: wrap;
      opacity: 0;
      animation: fadeUp 0.8s 1.1s forwards;
    }
    .btn {
      display: inline-flex; align-items: center; gap: 0.5rem;
      padding: 0.75rem 2rem;
      border-radius: 4px;
      font-family: var(--heading-font);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      text-decoration: none;
      transition: transform 0.3s, box-shadow 0.3s;
      cursor: pointer;
      border: none;
    }
    .btn-primary {
      background: var(--btn-bg);
      color: var(--btn-text);
      box-shadow: var(--glow);
    }
    .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(0,0,0,0.3), var(--glow); }
    .btn-secondary {
      background: transparent;
      color: var(--accent);
      border: 1.5px solid var(--accent);
    }
    .btn-secondary:hover { background: var(--accent); color: var(--btn-text); transform: translateY(-3px); box-shadow: var(--glow); }
 
    /* Hero floating shapes */
    .hero-shape {
      position: absolute;
      border-radius: 50%;
      opacity: 0.06;
      pointer-events: none;
    }
    .hero-shape-1 {
      width: 500px; height: 500px;
      right: -100px; top: -100px;
      background: radial-gradient(circle, var(--accent), transparent);
      animation: float1 8s ease-in-out infinite;
    }
    .hero-shape-2 {
      width: 300px; height: 300px;
      right: 200px; bottom: 50px;
      background: radial-gradient(circle, var(--accent2), transparent);
      animation: float2 10s ease-in-out infinite;
    }
    @keyframes float1 {
      0%,100% { transform: translate(0,0) scale(1); }
      50%      { transform: translate(-30px,30px) scale(1.05); }
    }
    @keyframes float2 {
      0%,100% { transform: translate(0,0) scale(1); }
      50%      { transform: translate(20px,-20px) scale(0.95); }
    }
 
    /* Social links hero */
    .hero-socials {
      display: flex; gap: 1rem; margin-top: 2rem;
      opacity: 0;
      animation: fadeUp 0.8s 1.3s forwards;
    }
    .social-link {
      display: inline-flex; align-items: center; justify-content: center;
      width: 42px; height: 42px;
      border: 1.5px solid var(--border);
      border-radius: 8px;
      color: var(--text-muted);
      text-decoration: none;
      font-size: 1.1rem;
      transition: color 0.3s, border-color 0.3s, box-shadow 0.3s, transform 0.3s;
    }
    .social-link:hover {
      color: var(--accent);
      border-color: var(--accent);
      box-shadow: var(--glow);
      transform: translateY(-3px);
    }
 
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(24px); }
      to   { opacity: 1; transform: translateY(0); }
    }
 
    /* Scroll indicator */
    .scroll-down {
      position: absolute;
      bottom: 2rem; left: 50%;
      transform: translateX(-50%);
      display: flex; flex-direction: column;
      align-items: center; gap: 6px;
      color: var(--text-muted);
      font-size: 0.7rem;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      animation: bounce 2s ease-in-out infinite;
    }
    .scroll-down::after {
      content: '';
      display: block;
      width: 1px; height: 40px;
      background: linear-gradient(to bottom, var(--accent), transparent);
    }
    @keyframes bounce {
      0%,100% { transform: translateX(-50%) translateY(0); }
      50%      { transform: translateX(-50%) translateY(6px); }
    }
 
    /* Hacker-theme scanlines */
    [data-theme="hacker"] #hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background: repeating-linear-gradient(
        0deg, transparent, transparent 2px,
        rgba(0,255,65,0.015) 2px, rgba(0,255,65,0.015) 4px
      );
      pointer-events: none;
      z-index: 1;
    }
 
    /* =========================================
       ABOUT SECTION
    ========================================= */
    #about { background: var(--bg2); min-height: auto; padding: 6rem 0; }
 
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: start;
    }
 
    .about-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 2.5rem;
      backdrop-filter: blur(10px);
      transition: box-shadow 0.3s, transform 0.3s;
      position: relative;
      overflow: hidden;
    }
    .about-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0;
      width: 100%; height: 3px;
      background: var(--skill-fill);
    }
    .about-card:hover { box-shadow: var(--glow); transform: translateY(-4px); }
 
    .about-avatar {
      width: 90px; height: 90px;
      border-radius: 50%;
      border: 3px solid var(--accent);
      box-shadow: var(--glow);
      background: var(--bg3);
      display: flex; align-items: center; justify-content: center;
      font-family: var(--heading-font);
      font-size: 2rem;
      font-weight: 900;
      color: var(--accent);
      margin-bottom: 1.5rem;
      position: relative;
    }
    .about-avatar::after {
      content: '';
      position: absolute;
      inset: -6px;
      border-radius: 50%;
      border: 1px dashed var(--accent);
      animation: spin 10s linear infinite;
      opacity: 0.4;
    }
    @keyframes spin { to { transform: rotate(360deg); } }

    .about-avatar img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 50%;
    }
 
    .about-name {
      font-family: var(--heading-font);
      font-size: 1.4rem;
      font-weight: 900;
      color: var(--text);
      margin-bottom: 0.25rem;
    }
    .about-role-tag {
      color: var(--accent);
      font-size: 0.8rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      margin-bottom: 1.25rem;
    }
    .about-bio {
      color: var(--text-muted);
      font-size: 0.9rem;
      line-height: 1.8;
    }
 
    .info-list { list-style: none; margin-top: 1.5rem; }
    .info-list li {
      display: flex; gap: 0.75rem;
      font-size: 0.85rem;
      color: var(--text-muted);
      padding: 0.6rem 0;
      border-bottom: 1px solid var(--border);
    }
    .info-list li:last-child { border-bottom: none; }
    .info-list li strong { color: var(--accent); min-width: 90px; font-family: var(--heading-font); font-size: 0.75rem; }
    .info-list li a { color: var(--accent2); text-decoration: none; }
    .info-list li a:hover { text-decoration: underline; }
 
    /* =========================================
       SKILLS SECTION
    ========================================= */
    #skills { min-height: auto; padding: 6rem 0; }
 
    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 1.5rem;
    }
    .skill-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 1.75rem;
      backdrop-filter: blur(10px);
      transition: transform 0.3s, box-shadow 0.3s;
    }
    .skill-card:hover { transform: translateY(-4px); box-shadow: var(--glow); }
 
    .skill-header {
      display: flex; justify-content: space-between; align-items: center;
      margin-bottom: 0.6rem;
    }
    .skill-name {
      font-family: var(--heading-font);
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text);
      letter-spacing: 0.05em;
    }
    .skill-pct {
      font-family: var(--heading-font);
      font-size: 0.75rem;
      color: var(--accent);
    }
    .skill-bar {
      height: 6px;
      background: var(--bg3);
      border-radius: 3px;
      overflow: hidden;
      margin-bottom: 0.5rem;
    }
    .skill-fill {
      height: 100%;
      background: var(--skill-fill);
      border-radius: 3px;
      width: 0;
      transition: width 1.2s cubic-bezier(0.23,1,0.32,1);
      box-shadow: 0 0 8px var(--accent);
    }
    .skill-tag {
      font-size: 0.72rem;
      color: var(--text-muted);
    }
 
    /* Tech badges */
    .tech-badges {
      display: flex; flex-wrap: wrap; gap: 0.5rem;
      margin-top: 2rem;
    }
    .badge {
      padding: 0.35rem 0.9rem;
      background: var(--tag-bg);
      color: var(--tag-color);
      border: 1px solid var(--border);
      border-radius: 100px;
      font-size: 0.75rem;
      font-family: var(--heading-font);
      letter-spacing: 0.08em;
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .badge:hover { transform: scale(1.08); box-shadow: var(--glow); }
 
    /* =========================================
       PROJECTS SECTION
    ========================================= */
    #projects { background: var(--bg2); min-height: auto; padding: 6rem 0; }
 
    .projects-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
      gap: 2rem;
    }
    .project-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 2rem;
      position: relative;
      overflow: hidden;
      backdrop-filter: blur(10px);
      transition: transform 0.4s, box-shadow 0.4s;
      cursor: default;
    }
    .project-card::before {
      content: '';
      position: absolute;
      inset: 0;
      background: var(--skill-fill);
      opacity: 0;
      transition: opacity 0.4s;
      z-index: 0;
    }
    .project-card:hover { transform: translateY(-6px) scale(1.01); box-shadow: var(--glow), 0 20px 60px rgba(0,0,0,0.4); }
    .project-card:hover::before { opacity: 0.04; }
    .project-card > * { position: relative; z-index: 1; }
 
    .project-icon {
      font-size: 2rem;
      margin-bottom: 1rem;
      display: inline-block;
      filter: drop-shadow(0 0 8px var(--accent));
    }
    .project-num {
      position: absolute;
      top: 1.5rem; right: 1.5rem;
      font-family: var(--heading-font);
      font-size: 0.7rem;
      color: var(--accent);
      opacity: 0.5;
      letter-spacing: 0.1em;
    }
    .project-title {
      font-family: var(--heading-font);
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 0.75rem;
    }
    .project-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 1.25rem;
    }
    .project-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
    .project-tag {
      padding: 0.2rem 0.6rem;
      background: var(--tag-bg);
      color: var(--tag-color);
      border-radius: 4px;
      font-size: 0.72rem;
      font-family: var(--heading-font);
      letter-spacing: 0.06em;
      border: 1px solid var(--border);
    }
 
    /* =========================================
       EDUCATION SECTION
    ========================================= */
    #education { min-height: auto; padding: 6rem 0; }
 
    .timeline {
      position: relative;
      padding-left: 2.5rem;
    }
    .timeline::before {
      content: '';
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 1px;
      background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
    }
    .timeline-item {
      position: relative;
      margin-bottom: 3rem;
      opacity: 0;
      transform: translateX(-20px);
      transition: opacity 0.6s, transform 0.6s;
    }
    .timeline-item.visible { opacity: 1; transform: translateX(0); }
    .timeline-dot {
      position: absolute;
      left: -2.9rem; top: 0.35rem;
      width: 14px; height: 14px;
      border-radius: 50%;
      background: var(--accent);
      border: 3px solid var(--bg);
      box-shadow: var(--glow);
    }
    .timeline-date {
      font-family: var(--heading-font);
      font-size: 0.72rem;
      color: var(--accent);
      letter-spacing: 0.15em;
      text-transform: uppercase;
      margin-bottom: 0.5rem;
    }
    .timeline-title {
      font-family: var(--heading-font);
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 0.25rem;
    }
    .timeline-sub {
      color: var(--accent2);
      font-size: 0.85rem;
      margin-bottom: 0.6rem;
    }
    .timeline-desc {
      color: var(--text-muted);
      font-size: 0.88rem;
      line-height: 1.7;
    }
 
    /* =========================================
       CONTACT SECTION
    ========================================= */
    #contact { background: var(--bg2); min-height: auto; padding: 6rem 0; }
 
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: start;
    }
 
    .contact-form {
      display: flex; flex-direction: column; gap: 1.25rem;
    }
    .form-group {
      display: flex; flex-direction: column; gap: 0.5rem;
    }
    .form-group label {
      font-family: var(--heading-font);
      font-size: 0.72rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--accent);
    }
    .form-group input,
    .form-group textarea {
      background: var(--bg3);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 0.85rem 1rem;
      color: var(--text);
      font-family: var(--body-font);
      font-size: 0.88rem;
      transition: border-color 0.3s, box-shadow 0.3s;
      outline: none;
      resize: vertical;
    }
    .form-group input:focus,
    .form-group textarea:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(58,240,255,0.08);
    }
    .form-group textarea { min-height: 130px; }
 
    #form-msg {
      font-size: 0.85rem;
      padding: 0.75rem 1rem;
      border-radius: 6px;
      display: none;
    }
    #form-msg.success {
      display: block;
      background: rgba(0,255,65,0.1);
      border: 1px solid rgba(0,255,65,0.3);
      color: #00ff41;
    }
    #form-msg.error {
      display: block;
      background: rgba(255,50,50,0.1);
      border: 1px solid rgba(255,50,50,0.3);
      color: #ff5555;
    }
 
    .contact-info {
      display: flex; flex-direction: column; gap: 1.5rem;
    }
    .contact-item {
      display: flex; gap: 1rem; align-items: flex-start;
      padding: 1.25rem;
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: 12px;
      transition: box-shadow 0.3s, transform 0.3s;
      text-decoration: none;
    }
    .contact-item:hover { box-shadow: var(--glow); transform: translateX(4px); }
    .contact-icon {
      width: 42px; height: 42px;
      background: var(--tag-bg);
      border: 1px solid var(--border);
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.2rem;
      flex-shrink: 0;
    }
    .contact-label {
      font-family: var(--heading-font);
      font-size: 0.7rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.25rem;
    }
    .contact-value {
      color: var(--text);
      font-size: 0.88rem;
      word-break: break-all;
    }
    
    .contact-item .tech-badges {
      margin-top: 0;
      justify-content: center;
    }
    
    .contact-item .badge {
      font-family: 'Syne', sans-serif;
    }
 
    /* =========================================
       FOOTER
    ========================================= */
    footer {
      background: var(--bg2);
      border-top: 1px solid var(--border);
      padding: 4rem 2rem 2rem;
      position: relative;
      z-index: 1;
    }
    .footer-container {
      max-width: 1100px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 3rem;
    }
    .footer-top {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      flex-wrap: wrap;
      gap: 2rem;
    }
    .footer-brand {
      max-width: 300px;
    }
    .footer-logo {
      font-family: var(--heading-font);
      font-size: 1.5rem;
      font-weight: 900;
      color: var(--accent);
      text-decoration: none;
      letter-spacing: 0.05em;
      margin-bottom: 1rem;
      display: inline-block;
      transition: color 0.3s, text-shadow 0.3s;
    }
    .footer-logo:hover {
      text-shadow: var(--glow);
    }
    .footer-tagline {
      color: var(--text-muted);
      font-size: 0.85rem;
      line-height: 1.6;
    }
    .footer-links {
      display: flex;
      gap: 2rem;
      flex-wrap: wrap;
    }
    .footer-links a {
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.85rem;
      font-family: var(--heading-font);
      letter-spacing: 0.05em;
      text-transform: uppercase;
      transition: color 0.3s;
      position: relative;
    }
    .footer-links a:hover {
      color: var(--accent);
    }
    .footer-socials {
      display: flex;
      gap: 1rem;
    }
    .footer-social-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--bg3);
      color: var(--text-muted);
      text-decoration: none;
      transition: transform 0.3s, background 0.3s, color 0.3s, box-shadow 0.3s;
    }
    .footer-social-link:hover {
      background: var(--accent);
      color: var(--btn-text);
      transform: translateY(-4px);
      box-shadow: var(--glow);
    }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
      padding-top: 2rem;
      border-top: 1px solid var(--border);
      color: var(--text-muted);
      font-size: 0.8rem;
    }
    .footer-bottom p {
      margin: 0;
    }
    .footer-bottom span {
      color: var(--accent);
      font-weight: bold;
    }
    @media (max-width: 768px) {
      .footer-top {
        flex-direction: column;
        align-items: flex-start;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
        justify-content: center;
      }
    }
 
    /* =========================================
       SCROLL REVEAL
    ========================================= */
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.7s cubic-bezier(0.23,1,0.32,1),
                  transform 0.7s cubic-bezier(0.23,1,0.32,1);
    }
    .reveal.visible { opacity: 1; transform: translateY(0); }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
 
    /* =========================================
       PARTICLES CANVAS
    ========================================= */
    #particles {
      position: fixed;
      inset: 0;
      z-index: 0;
      pointer-events: none;
      opacity: 0.5;
    }
 
    /* =========================================
       GLITCH EFFECT (hacker theme hero name)
    ========================================= */
    [data-theme="hacker"] .hero-name .highlight {
      animation: glitch 3s infinite;
    }
    @keyframes glitch {
      0%,90%,100% { text-shadow: var(--glow); }
      91% {
        text-shadow: -2px 0 #ff0000, 2px 2px #00ff41;
        transform: skewX(-1deg);
      }
      92% {
        text-shadow: 2px 0 #0000ff, -2px -2px #00ff41;
        transform: skewX(1deg);
      }
      93% { text-shadow: var(--glow); transform: skewX(0); }
    }
 
    /* =========================================
       COUNTER STATS
    ========================================= */
    .stats-row {
      display: flex; gap: 2rem; flex-wrap: wrap;
      margin-top: 2.5rem;
    }
    .stat {
      text-align: center;
    }
    .stat-num {
      font-family: var(--heading-font);
      font-size: 2rem;
      font-weight: 900;
      color: var(--accent);
      text-shadow: var(--glow);
    }
    .stat-label {
      font-size: 0.72rem;
      color: var(--text-muted);
      letter-spacing: 0.1em;
      text-transform: uppercase;
    }
 
    /* =========================================
       HACKER-ONLY EXTRAS
    ========================================= */
    [data-theme="hacker"] .section-title {
      text-shadow: 0 0 20px var(--accent);
    }
    [data-theme="hacker"] .nav-logo {
      animation: logo-glitch 4s infinite;
    }
    @keyframes logo-glitch {
      0%,95%,100% { text-shadow: var(--glow); }
      96% { text-shadow: -1px 0 #ff0000, 1px 0 #00ff41; }
      97% { text-shadow: 1px 0 #0000ff, -1px 0 #00ff41; }
      98% { text-shadow: var(--glow); }
    }
 
    /* =========================================
       PROGRESS RING (decorative)
    ========================================= */
    .ring-wrap {
      position: relative;
      width: 80px; height: 80px;
      flex-shrink: 0;
    }
    .ring-svg { transform: rotate(-90deg); }
    .ring-bg { fill: none; stroke: var(--bg3); stroke-width: 6; }
    .ring-prog {
      fill: none;
      stroke: url(#ringGrad);
      stroke-width: 6;
      stroke-linecap: round;
      stroke-dasharray: 220;
      stroke-dashoffset: 220;
      transition: stroke-dashoffset 1.4s cubic-bezier(0.23,1,0.32,1);
    }
    .ring-label {
      position: absolute;
      inset: 0;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--heading-font);
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--accent);
    }
 
    /* =========================================
       RESPONSIVE
    ========================================= */
    @media (max-width: 900px) {
      .about-grid { grid-template-columns: 1fr; gap: 2rem; }
      .contact-grid { grid-template-columns: 1fr; }

    }
    @media (max-width: 700px) {
      .nav-links { display: none; }
      .hamburger { display: flex; }
      section { padding: 4rem 0; }
      .projects-grid { grid-template-columns: 1fr; }
      .skills-grid { grid-template-columns: 1fr; }

      .stats-row { gap: 1rem; }
      .hero-cta { flex-direction: column; }
      .btn { justify-content: center; }
    }
 
    /* =========================================
       ACTIVE NAV LINK
    ========================================= */
    .nav-links a.active { color: var(--accent); }
    .nav-links a.active::after { right: 0; }