/* ============================================
       CSS VARIABLES & RESET
    ============================================ */
    :root {
      --bg: #04060f;
      --bg2: #080c1a;
      --surface: rgba(255,255,255,0.04);
      --surface2: rgba(255,255,255,0.07);
      --border: rgba(255,255,255,0.08);
      --text: #f0f4ff;
      --text-muted: rgba(240,244,255,0.5);
      --blue: #2563eb;
      --blue-light: #60a5fa;
      --violet: #7c3aed;
      --violet-light: #a78bfa;
      --gold: #d4af6a;
      --gold-light: #f0d090;
      --glow-blue: rgba(37,99,235,0.35);
      --glow-violet: rgba(124,58,237,0.35);
      --glow-gold: rgba(212,175,106,0.25);
      --font-display: 'Syne', sans-serif;
      --font-body: 'DM Sans', sans-serif;
      --font-mono: 'Space Mono', monospace;
      --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    [data-theme="light"] {
      --bg: #f0f4ff;
      --bg2: #e8eeff;
      --surface: rgba(0,0,0,0.04);
      --surface2: rgba(0,0,0,0.07);
      --border: rgba(0,0,0,0.1);
      --text: #0a0f2c;
      --text-muted: rgba(10,15,44,0.5);
      --glow-blue: rgba(37,99,235,0.15);
      --glow-violet: rgba(124,58,237,0.15);
    }
    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; overflow-x: hidden; }
    body {
      font-family: var(--font-body);
      background: var(--bg);
      color: var(--text);
      overflow-x: hidden;
      width: 100%;
      max-width: 100vw;
      cursor: none;
      transition: background 0.5s, color 0.5s;
    }
    ::selection { background: var(--violet); color: #fff; }

    /* ============================================
       CUSTOM CURSOR
    ============================================ */
    #cursor {
      position: fixed; top: 0; left: 0;
      width: 12px; height: 12px;
      background: var(--gold);
      border-radius: 50%;
      pointer-events: none;
      z-index: 100000;
      transform: translate(-50%, -50%);
      transition: width 0.2s, height 0.2s, background 0.2s;
      mix-blend-mode: difference;
    }
    #cursor-ring {
      position: fixed; top: 0; left: 0;
      width: 40px; height: 40px;
      border: 1.5px solid var(--gold-light);
      border-radius: 50%;
      pointer-events: none;
      z-index: 99999;
      transform: translate(-50%, -50%);
      transition: transform 0.12s ease, width 0.3s, height 0.3s, opacity 0.3s;
      opacity: 0.6;
    }
    body:hover #cursor-ring { opacity: 1; }

    /* ============================================
       CANVAS STARS
    ============================================ */
    #stars-canvas {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      pointer-events: none;
      z-index: 0;
      opacity: 0.6;
    }

    /* ============================================
       NAVBAR
    ============================================ */
    nav {
      position: fixed; top: 0; left: 0; right: 0;
      z-index: 1000;
      padding: 1.2rem 4rem;
      display: flex; align-items: center; justify-content: space-between;
      backdrop-filter: blur(20px);
      background: rgba(4,6,15,0.6);
      border-bottom: 1px solid var(--border);
      transition: background 0.5s;
    }
    [data-theme="light"] nav { background: rgba(240,244,255,0.7); }
    .nav-logo {
      font-family: var(--font-display);
      font-weight: 800;
      font-size: 1.3rem;
      letter-spacing: -0.02em;
      background: linear-gradient(135deg, var(--gold), var(--violet-light));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      text-decoration: none;
    }
    .nav-links { display: flex; gap: 2.5rem; list-style: none; }
    .nav-links a {
      font-family: var(--font-mono);
      font-size: 0.78rem;
      color: var(--text-muted);
      text-decoration: none;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      transition: color 0.3s;
      position: relative;
    }
    .nav-links a::after {
      content: '';
      position: absolute; bottom: -4px; left: 0;
      width: 0; height: 1px;
      background: var(--gold);
      transition: width 0.3s;
    }
    .nav-links a:hover { color: var(--text); }
    .nav-links a:hover::after { width: 100%; }
    .nav-right { display: flex; align-items: center; gap: 1.5rem; }
    .lang-toggle, .theme-toggle {
      font-family: var(--font-mono);
      font-size: 0.75rem;
      background: var(--surface);
      border: 1px solid var(--border);
      color: var(--text-muted);
      padding: 0.4rem 0.9rem;
      border-radius: 100px;
      cursor: none;
      transition: all 0.3s;
    }
    .lang-toggle:hover, .theme-toggle:hover {
      border-color: var(--gold);
      color: var(--gold);
    }
    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: none; }
    .hamburger span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }

    /* ============================================
       HERO SECTION
    ============================================ */
    #hero {
      min-height: 100vh;
      display: flex; align-items: center;
      position: relative;
      overflow: visible;
      padding: 0 4rem;
      width: 100%;
    }
    .hero-glow {
      position: absolute;
      border-radius: 50%;
      pointer-events: none;
      filter: blur(120px);
    }
    .hero-glow-1 {
      width: 600px; height: 600px;
      background: var(--glow-violet);
      top: -100px; right: -100px;
      animation: glow-pulse 6s ease-in-out infinite alternate;
    }
    .hero-glow-2 {
      width: 400px; height: 400px;
      background: var(--glow-blue);
      bottom: -50px; left: 20%;
      animation: glow-pulse 8s ease-in-out infinite alternate-reverse;
    }
    .hero-glow-3 {
      width: 300px; height: 300px;
      background: var(--glow-gold);
      top: 30%; right: 35%;
      animation: glow-pulse 10s ease-in-out infinite alternate;
    }
    @keyframes glow-pulse {
      0% { opacity: 0.5; transform: scale(1); }
      100% { opacity: 1; transform: scale(1.15); }
    }
    .hero-content {
      position: relative; z-index: 2;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: center;
      width: 100%;
      max-width: 1300px;
      margin: 0 auto;
      padding-top: 6rem;
    }
    .hero-text { }
    .hero-tag {
      display: inline-flex; align-items: center; gap: 0.5rem;
      font-family: var(--font-mono);
      font-size: 0.72rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--gold);
      border: 1px solid rgba(212,175,106,0.3);
      padding: 0.4rem 1rem;
      border-radius: 100px;
      margin-bottom: 1.8rem;
      opacity: 0;
      animation: fade-up 0.8s 0.2s forwards;
    }
    .hero-tag::before {
      content: '';
      width: 6px; height: 6px;
      background: var(--gold);
      border-radius: 50%;
      animation: blink 1.5s infinite;
    }
    @keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.2} }
    .hero-name {
      font-family: var(--font-display);
      font-size: clamp(2.5rem, 10vw, 6.5rem);
      font-weight: 800;
      line-height: 0.95;
      letter-spacing: -0.03em;
      margin-bottom: 0.3rem;
      opacity: 0;
      animation: fade-up 0.8s 0.4s forwards;
    }
    .hero-name span {
      display: block;
      background: linear-gradient(135deg, var(--blue-light) 0%, var(--violet-light) 50%, var(--gold) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-title-line {
      font-family: var(--font-display);
      font-size: clamp(1.2rem, 2.5vw, 2rem);
      font-weight: 600;
      color: var(--text-muted);
      margin-bottom: 1.5rem;
      opacity: 0;
      animation: fade-up 0.8s 0.6s forwards;
    }
    #typewriter {
      font-family: var(--font-mono);
      font-size: clamp(0.8rem, 1.3vw, 1rem);
      color: var(--blue-light);
      min-height: 1.5em;
      margin-bottom: 2rem;
      opacity: 0;
      animation: fade-up 0.8s 0.8s forwards;
    }
    .hero-slogan {
      font-size: 0.9rem;
      color: var(--text-muted);
      font-style: italic;
      max-width: 480px;
      line-height: 1.7;
      border-left: 2px solid var(--gold);
      padding-left: 1rem;
      margin-bottom: 2.5rem;
      opacity: 0;
      animation: fade-up 0.8s 1s forwards;
    }
    .hero-ctas {
      display: flex; gap: 1rem; flex-wrap: wrap;
      opacity: 0;
      animation: fade-up 0.8s 1.2s forwards;
    }
    .btn-primary {
      display: inline-flex; align-items: center; gap: 0.5rem;
      background: linear-gradient(135deg, var(--blue), var(--violet));
      color: #fff;
      padding: 0.9rem 2rem;
      border-radius: 100px;
      font-family: var(--font-display);
      font-weight: 600;
      font-size: 0.9rem;
      text-decoration: none;
      cursor: none;
      position: relative;
      overflow: hidden;
      transition: transform 0.3s, box-shadow 0.3s;
      box-shadow: 0 0 30px var(--glow-blue);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 50px var(--glow-violet);
    }
    .btn-secondary {
      display: inline-flex; align-items: center; gap: 0.5rem;
      border: 1px solid var(--border);
      color: var(--text);
      padding: 0.9rem 2rem;
      border-radius: 100px;
      font-family: var(--font-display);
      font-weight: 600;
      font-size: 0.9rem;
      text-decoration: none;
      cursor: none;
      transition: all 0.3s;
      backdrop-filter: blur(10px);
    }
    .btn-secondary:hover {
      border-color: var(--gold);
      color: var(--gold);
    }
    .hero-visual {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      animation: fade-in 1.2s 0.8s forwards;
      overflow: visible;
      order: 2;
    }
    .hero-text {
      order: 1;
    }
    .hero-photo-wrap {
      position: relative;
      width: 100%;
      max-width: 420px;
      height: 520px;
      margin: 0 auto;
    }
    .hero-photo-ring {
      position: absolute;
      border-radius: 50%;
      border: 1px solid;
      animation: orbit 8s linear infinite;
    }
    .ring-1 {
      width: 480px; height: 480px;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      border-color: rgba(124,58,237,0.3);
      animation-duration: 12s;
    }
    .ring-2 {
      width: 560px; height: 560px;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      border-color: rgba(37,99,235,0.2);
      animation-duration: 18s;
      animation-direction: reverse;
    }
    .ring-dot {
      position: absolute;
      width: 8px; height: 8px;
      background: var(--gold);
      border-radius: 50%;
      top: 0; left: 50%;
      transform: translateX(-50%) translateY(-4px);
      box-shadow: 0 0 12px var(--gold);
    }
    @keyframes orbit { from{transform:translate(-50%,-50%) rotate(0deg)} to{transform:translate(-50%,-50%) rotate(360deg)} }
    .hero-photo {
      width: 100%; height: 100%;
      object-fit: cover;
      object-position: top center;
      border-radius: 30px;
      position: relative; z-index: 2;
      box-shadow:
        0 0 60px var(--glow-violet),
        0 0 120px var(--glow-blue),
        0 40px 80px rgba(0,0,0,0.5);
      filter: saturate(1.1) contrast(1.05);
    }
    .hero-photo-glow {
      position: absolute;
      inset: -20px;
      background: linear-gradient(135deg, var(--glow-violet), var(--glow-blue));
      border-radius: 40px;
      filter: blur(40px);
      z-index: 1;
      animation: glow-pulse 4s ease-in-out infinite alternate;
    }
    .hero-badge {
      position: absolute;
      background: var(--surface2);
      backdrop-filter: blur(20px);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 0.8rem 1.2rem;
      z-index: 3;
      font-family: var(--font-mono);
      font-size: 0.72rem;
    }
    .hero-badge-1 {
      bottom: 40px; left: -30px;
      color: var(--blue-light);
    }
    .hero-badge-2 {
      top: 60px; right: -30px;
      color: var(--gold);
    }
    .hero-badge span { display: block; font-size: 1.1rem; font-weight: 700; font-family: var(--font-display); margin-bottom: 2px; }
    .scroll-hint {
      position: absolute;
      bottom: 2rem; left: 50%;
      transform: translateX(-50%);
      display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
      opacity: 0;
      animation: fade-up 0.8s 2s forwards;
      z-index: 2;
    }
    .scroll-hint span {
      font-family: var(--font-mono);
      font-size: 0.65rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--text-muted);
    }
    .scroll-line {
      width: 1px; height: 50px;
      background: linear-gradient(to bottom, var(--gold), transparent);
      animation: scroll-line 2s ease-in-out infinite;
    }
    @keyframes scroll-line { 0%,100%{transform:scaleY(1);opacity:1} 50%{transform:scaleY(0.5);opacity:0.3} }

    /* ============================================
       FADE ANIMATIONS
    ============================================ */
    @keyframes fade-up {
      from { opacity: 0; transform: translateY(30px); }
      to { opacity: 1; transform: translateY(0); }
    }
    @keyframes fade-in {
      from { opacity: 0; transform: scale(0.95); }
      to { opacity: 1; transform: scale(1); }
    }
    .reveal {
      opacity: 0;
      transform: translateY(40px);
      transition: opacity 0.8s var(--transition), transform 0.8s var(--transition);
    }
    .reveal.visible { opacity: 1; transform: translateY(0); }
    .reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.8s var(--transition), transform 0.8s var(--transition); }
    .reveal-left.visible { opacity: 1; transform: translateX(0); }
    .reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 0.8s var(--transition), transform 0.8s var(--transition); }
    .reveal-right.visible { opacity: 1; transform: translateX(0); }

    /* ============================================
       SECTION COMMON
    ============================================ */
    section { position: relative; z-index: 1; }
    .section-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 7rem 4rem;
    }
    .section-label {
      display: inline-flex; align-items: center; gap: 0.6rem;
      font-family: var(--font-mono);
      font-size: 0.72rem;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--gold);
      margin-bottom: 1rem;
    }
    .section-label::before {
      content: '';
      width: 24px; height: 1px;
      background: var(--gold);
    }
    .section-title {
      font-family: var(--font-display);
      font-size: clamp(2rem, 8vw, 4rem);
      font-weight: 800;
      line-height: 1;
      letter-spacing: -0.03em;
      margin-bottom: 1.5rem;
    }
    .gradient-text {
      background: linear-gradient(135deg, var(--blue-light), var(--violet-light));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .section-divider {
      width: 60px; height: 3px;
      background: linear-gradient(to right, var(--gold), var(--violet));
      border-radius: 2px;
      margin-bottom: 3rem;
    }

    /* ============================================
       ABOUT SECTION
    ============================================ */
    #about { background: var(--bg2); }
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1.3fr;
      gap: 5rem;
      align-items: center;
    }
    .about-photo-wrap {
      position: relative;
    }
    .about-photo {
      width: 100%;
      aspect-ratio: 3/4;
      object-fit: cover;
      object-position: top;
      border-radius: 24px;
      box-shadow: 0 40px 80px rgba(0,0,0,0.4);
      filter: saturate(1.05);
    }
    .about-photo-accent {
      position: absolute;
      bottom: -20px; right: -20px;
      width: 120px; height: 120px;
      background: linear-gradient(135deg, var(--violet), var(--blue));
      border-radius: 20px;
      z-index: -1;
      opacity: 0.6;
    }
    .about-photo-accent2 {
      position: absolute;
      top: -15px; left: -15px;
      width: 80px; height: 80px;
      border: 2px solid var(--gold);
      border-radius: 16px;
      opacity: 0.4;
    }
    .about-stats {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
      margin-top: 2rem;
    }
    .stat-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 1.2rem;
      text-align: center;
      transition: border-color 0.3s, transform 0.3s;
    }
    .stat-card:hover { border-color: var(--gold); transform: translateY(-3px); }
    .stat-number {
      font-family: var(--font-display);
      font-size: 1.8rem;
      font-weight: 800;
      background: linear-gradient(135deg, var(--gold), var(--violet-light));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .stat-label {
      font-size: 0.75rem;
      color: var(--text-muted);
      font-family: var(--font-mono);
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }
    .about-text p {
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 1.2rem;
      font-size: 1.02rem;
    }
    .about-text p strong { color: var(--text); }
    .about-langs {
      display: flex; gap: 0.6rem; flex-wrap: wrap;
      margin-top: 1.5rem;
    }
    .lang-badge {
      font-family: var(--font-mono);
      font-size: 0.72rem;
      padding: 0.35rem 0.9rem;
      border-radius: 100px;
      border: 1px solid var(--border);
      color: var(--text-muted);
      background: var(--surface);
    }

    /* ============================================
       SKILLS SECTION
    ============================================ */
    #skills { }
    .bento-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.2rem;
    }
    .bento-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 2rem;
      transition: all 0.4s;
      position: relative;
      overflow: hidden;
    }
    .bento-card::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, transparent, rgba(255,255,255,0.02));
      opacity: 0;
      transition: opacity 0.3s;
    }
    .bento-card:hover { border-color: var(--violet); transform: translateY(-4px); box-shadow: 0 20px 60px var(--glow-violet); }
    .bento-card:hover::before { opacity: 1; }
    .bento-card.wide { grid-column: span 2; }
    .bento-card.tall { grid-row: span 2; }
    .bento-icon {
      font-size: 2rem;
      margin-bottom: 1rem;
    }
    .bento-title {
      font-family: var(--font-display);
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 0.5rem;
    }
    .bento-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .skill-bar-wrap { margin-top: 1rem; }
    .skill-bar-item { margin-bottom: 1.2rem; }
    .skill-bar-header {
      display: flex; justify-content: space-between;
      font-family: var(--font-mono);
      font-size: 0.78rem;
      margin-bottom: 0.4rem;
      color: var(--text-muted);
    }
    .skill-bar-track {
      height: 4px;
      background: var(--border);
      border-radius: 2px;
      overflow: hidden;
    }
    .skill-bar-fill {
      height: 100%;
      border-radius: 2px;
      width: 0;
      transition: width 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    .fill-blue { background: linear-gradient(to right, var(--blue), var(--blue-light)); }
    .fill-violet { background: linear-gradient(to right, var(--violet), var(--violet-light)); }
    .fill-gold { background: linear-gradient(to right, var(--gold), var(--gold-light)); }
    .soft-skill-list { list-style: none; margin-top: 1rem; }
    .soft-skill-list li {
      display: flex; align-items: center; gap: 0.6rem;
      font-size: 0.9rem;
      color: var(--text-muted);
      padding: 0.5rem 0;
      border-bottom: 1px solid var(--border);
    }
    .soft-skill-list li::before {
      content: '▸';
      color: var(--gold);
      font-size: 0.7rem;
    }

    /* ============================================
       FORMATION SECTION
    ============================================ */
    #formation { background: var(--bg2); }
    .timeline { position: relative; padding-left: 2rem; }
    .timeline::before {
      content: '';
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 1px;
      background: linear-gradient(to bottom, var(--violet), var(--blue), transparent);
    }
    .timeline-item {
      position: relative;
      padding: 0 0 3rem 2.5rem;
    }
    .timeline-item::before {
      content: '';
      position: absolute;
      left: -5px; top: 6px;
      width: 10px; height: 10px;
      background: var(--gold);
      border-radius: 50%;
      box-shadow: 0 0 12px var(--gold);
    }
    .timeline-date {
      font-family: var(--font-mono);
      font-size: 0.72rem;
      color: var(--gold);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 0.5rem;
    }
    .timeline-title {
      font-family: var(--font-display);
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 0.3rem;
    }
    .timeline-sub {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .cert-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 1rem;
      margin-top: 3rem;
    }
    .cert-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 1.5rem;
      display: flex; align-items: flex-start; gap: 1rem;
      transition: all 0.3s;
      position: relative;
    }
    .cert-card:hover { border-color: var(--blue-light); transform: translateY(-3px); }
    .cert-card.featured {
      background: linear-gradient(135deg, rgba(37,99,235,0.06), rgba(124,58,237,0.06));
      border-color: var(--gold);
      box-shadow: 0 10px 30px rgba(212,175,106,0.08);
    }
    .cert-card.featured::after {
      content: '★';
      position: absolute;
      top: 1rem;
      right: 1.2rem;
      font-size: 1.1rem;
      color: var(--gold);
      text-shadow: 0 0 8px var(--glow-gold);
    }
    .cert-card.featured:hover {
      box-shadow: 0 15px 40px rgba(212,175,106,0.18);
      border-color: var(--gold-light);
    }
    .cert-card .btn-secondary {
      padding: 0.45rem 1.1rem;
      font-size: 0.72rem;
      margin-top: 0.8rem;
      display: inline-flex;
      border-radius: 8px;
    }
    .btn-cert {
      display: inline-flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 0.25rem;
      border: 1px solid var(--gold);
      background: linear-gradient(135deg, rgba(212,175,106,0.08), rgba(124,58,237,0.08));
      padding: 0.85rem 1.8rem;
      border-radius: 12px;
      text-decoration: none;
      cursor: none;
      transition: all 0.3s ease;
      margin-top: 0.8rem;
      backdrop-filter: blur(10px);
      box-shadow: 0 4px 15px rgba(212,175,106,0.04);
    }
    .btn-cert-title {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 0.98rem;
      color: var(--text);
      letter-spacing: 0.01em;
    }
    .btn-cert-sub {
      font-family: var(--font-mono);
      font-size: 0.75rem;
      color: var(--gold-light);
    }
    .btn-cert:hover {
      background: linear-gradient(135deg, rgba(212,175,106,0.18), rgba(124,58,237,0.18));
      border-color: var(--gold-light);
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(212,175,106,0.14);
    }
    .cert-icon {
      width: 44px; height: 44px;
      background: linear-gradient(135deg, var(--blue), var(--violet));
      border-radius: 12px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.2rem;
      flex-shrink: 0;
    }
    .cert-info { }
    .cert-name {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 0.95rem;
      margin-bottom: 0.2rem;
    }
    .cert-provider {
      font-size: 0.78rem;
      color: var(--text-muted);
      font-family: var(--font-mono);
    }
    .cert-status {
      display: inline-block;
      margin-top: 0.5rem;
      font-size: 0.68rem;
      font-family: var(--font-mono);
      padding: 0.2rem 0.6rem;
      border-radius: 100px;
      background: rgba(212,175,106,0.15);
      color: var(--gold);
      border: 1px solid rgba(212,175,106,0.3);
    }

    /* ============================================
       PROJECTS SECTION
    ============================================ */
    #projects { }
    .projects-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
      gap: 2rem;
    }
    .project-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 24px;
      overflow: hidden;
      transition: all 0.4s;
      position: relative;
    }
    .project-card:hover {
      border-color: var(--violet);
      transform: translateY(-6px);
      box-shadow: 0 30px 80px var(--glow-violet);
    }
    .project-preview {
      width: 100%;
      height: 260px;
      background: linear-gradient(135deg, var(--bg2), #0d1226);
      position: relative;
      overflow: hidden;
    }
    .project-preview iframe {
      position: absolute;
      top: 0;
      left: 0;
      width: 200%;
      height: 200%;
      border: none;
      transform: scale(0.5);
      transform-origin: top left;
      pointer-events: none;
      opacity: 0.35;
      transition: opacity 0.5s ease;
      z-index: 1;
    }
    .project-card:hover .project-preview iframe {
      opacity: 0.85;
    }
    .project-preview-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, rgba(4,6,15,0.4) 0%, rgba(4,6,15,0.85) 100%);
      z-index: 2;
      transition: background 0.5s ease;
    }
    .project-card:hover .project-preview-overlay {
      background: linear-gradient(to bottom, rgba(4,6,15,0.15) 0%, rgba(4,6,15,0.7) 100%);
    }
    .project-preview-mock {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 1rem;
      z-index: 3;
      pointer-events: none;
      transition: transform 0.5s ease, opacity 0.5s ease;
    }
    .project-card:hover .project-preview-mock {
      transform: scale(0.95);
      opacity: 0.2;
    }
    .project-preview-mock .mock-dots {
      display: flex; gap: 6px;
      position: absolute; top: 1rem; left: 1rem;
    }
    .mock-dot {
      width: 10px; height: 10px;
      border-radius: 50%;
    }
    .mock-dot:nth-child(1) { background: #ff5f57; }
    .mock-dot:nth-child(2) { background: #febc2e; }
    .mock-dot:nth-child(3) { background: #28c840; }
    .project-link-icon {
      width: 60px; height: 60px;
      background: linear-gradient(135deg, var(--blue), var(--violet));
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.5rem;
    }
    .project-body { padding: 2rem; }
    .project-number {
      font-family: var(--font-mono);
      font-size: 0.68rem;
      color: var(--gold);
      letter-spacing: 0.15em;
      text-transform: uppercase;
      margin-bottom: 0.5rem;
    }
    .project-title {
      font-family: var(--font-display);
      font-size: 1.5rem;
      font-weight: 800;
      margin-bottom: 0.8rem;
    }
    .project-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 1.5rem;
    }
    .project-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
    .project-tag {
      font-family: var(--font-mono);
      font-size: 0.7rem;
      padding: 0.3rem 0.8rem;
      border-radius: 100px;
      background: var(--surface2);
      border: 1px solid var(--border);
      color: var(--text-muted);
    }
    .project-link {
      display: inline-flex; align-items: center; gap: 0.5rem;
      font-family: var(--font-display);
      font-weight: 600;
      font-size: 0.85rem;
      color: var(--blue-light);
      text-decoration: none;
      transition: gap 0.3s, color 0.3s;
    }
    .project-link:hover { gap: 0.8rem; color: var(--gold); }

    /* ============================================
       CONTACT SECTION
    ============================================ */
    #contact { background: var(--bg2); }
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1.5fr;
      gap: 5rem;
      align-items: start;
    }
    .contact-info h3 {
      font-family: var(--font-display);
      font-size: 1.8rem;
      font-weight: 800;
      margin-bottom: 1rem;
    }
    .contact-info p {
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 2rem;
      font-size: 0.95rem;
    }
    .contact-links { display: flex; flex-direction: column; gap: 1rem; }
    .contact-link {
      display: flex; align-items: center; gap: 1rem;
      color: var(--text-muted);
      text-decoration: none;
      padding: 1rem 1.2rem;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 14px;
      font-size: 0.88rem;
      transition: all 0.3s;
    }
    .contact-link:hover { border-color: var(--gold); color: var(--text); transform: translateX(5px); }
    .contact-link-icon {
      width: 40px; height: 40px;
      background: linear-gradient(135deg, var(--blue), var(--violet));
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1rem;
      flex-shrink: 0;
    }
    .contact-form { }
    .form-group { margin-bottom: 1.2rem; }
    .form-group label {
      display: block;
      font-family: var(--font-mono);
      font-size: 0.72rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--text-muted);
      margin-bottom: 0.5rem;
    }
    .form-group input,
    .form-group textarea {
      width: 100%;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 0.9rem 1.2rem;
      color: var(--text);
      font-family: var(--font-body);
      font-size: 0.9rem;
      outline: none;
      transition: border-color 0.3s, box-shadow 0.3s;
      resize: none;
    }
    .form-group input:focus,
    .form-group textarea:focus {
      border-color: var(--violet);
      box-shadow: 0 0 0 3px var(--glow-violet);
    }
    .form-group textarea { height: 140px; }
    .form-submit {
      width: 100%;
      background: linear-gradient(135deg, var(--blue), var(--violet));
      color: #fff;
      border: none;
      border-radius: 12px;
      padding: 1rem;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 1rem;
      cursor: none;
      transition: all 0.3s;
      box-shadow: 0 0 30px var(--glow-blue);
    }
    .form-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 50px var(--glow-violet);
    }
    #form-success {
      display: none;
      text-align: center;
      padding: 2rem;
      background: var(--surface);
      border: 1px solid rgba(124,58,237,0.4);
      border-radius: 16px;
      color: var(--violet-light);
      font-family: var(--font-display);
      font-size: 1.1rem;
      font-weight: 600;
    }

    /* ============================================
       FOOTER
    ============================================ */
    footer {
      position: relative; z-index: 1;
      padding: 3rem 4rem;
      border-top: 1px solid var(--border);
      display: flex; align-items: center; justify-content: space-between;
      flex-wrap: wrap; gap: 1rem;
    }
    .footer-copy {
      font-size: 0.82rem;
      color: var(--text-muted);
      font-family: var(--font-mono);
    }
    .footer-copy span { color: var(--gold); }
    .footer-links { display: flex; gap: 1.5rem; }
    .footer-links a {
      font-size: 0.82rem;
      color: var(--text-muted);
      text-decoration: none;
      font-family: var(--font-mono);
      transition: color 0.3s;
    }
    .footer-links a:hover { color: var(--gold); }

    /* ============================================
       MOBILE NAV
    ============================================ */
    .mobile-menu {
      display: none;
      position: fixed;
      top: 0; left: 0; right: 0; bottom: 0;
      background: rgba(4,6,15,0.97);
      z-index: 999;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2.5rem;
    }
    .mobile-menu.open { display: flex; }
    .mobile-menu a {
      font-family: var(--font-display);
      font-size: 2rem;
      font-weight: 800;
      color: var(--text);
      text-decoration: none;
      transition: color 0.3s;
    }
    .mobile-menu a:hover { color: var(--gold); }
    .mobile-close {
      position: absolute;
      top: 1.5rem; right: 2rem;
      font-size: 1.5rem;
      background: none; border: none;
      color: var(--text); cursor: none;
    }

    

    /* ============================================
       RESPONSIVE
    ============================================ */
    .formation-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
    }
    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1rem;
    }
    .contact-photo-wrap {
      display: inline-block;
      width: 60px;
      height: 60px;
      border-radius: 50%;
      overflow: hidden;
      vertical-align: middle;
      margin-right: 0.5rem;
      border: 2px solid var(--gold);
    }
    .contact-photo {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    @media (max-width: 1024px) {
      #hero { padding: 0 2rem; overflow: hidden; }
      .hero-content {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        text-align: center;
        gap: 2rem;
        width: 100%;
      }
      /* Image en premier sur tablette/mobile */
      .hero-visual {
        display: flex !important;
        order: -1;
        width: 100%;
        justify-content: center;
      }
      .hero-photo-wrap {
        width: 260px;
        height: 320px;
        max-width: 100%;
      }
      .ring-1 {
        width: 310px; height: 310px;
      }
      .ring-2 {
        width: 370px; height: 370px;
      }
      .hero-badge-1 { left: -10px; bottom: 20px; }
      .hero-badge-2 { right: -10px; top: 30px; }
      .hero-text { order: 1; }
      .hero-ctas { justify-content: center; }
      .hero-slogan { margin: 0 auto 2.5rem; }
      .about-grid { grid-template-columns: 1fr; }
      .about-photo-wrap { max-width: 400px; margin: 0 auto; }
      .bento-grid { grid-template-columns: 1fr 1fr; }
      .bento-card.wide { grid-column: span 2; }
      .contact-grid { grid-template-columns: 1fr; }
      .projects-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      nav { padding: 1rem 1.5rem; }
      .nav-links { display: none; }
      .hamburger { display: flex; }
      .section-inner { padding: 5rem 1.5rem; }
      #hero { padding: 0 1.5rem; }
      .hero-photo-wrap {
        width: 220px;
        height: 270px;
      }
      .hero-badge {
        padding: 0.5rem 0.8rem;
        font-size: 0.65rem;
      }
      .hero-badge span { font-size: 0.9rem; }
      .ring-1 { width: 260px; height: 260px; }
      .ring-2 { width: 310px; height: 310px; }
      .about-text p { font-size: 0.95rem; }
      footer { padding: 2rem 1.5rem; flex-direction: column; text-align: center; }
      .bento-grid { grid-template-columns: 1fr; }
      .bento-card.wide { grid-column: span 1; }
      .bento-card.tall { grid-row: span 1; }
      .formation-grid { grid-template-columns: 1fr; gap: 2rem; }
      .form-row { grid-template-columns: 1fr; }
    }

    /* ============================================
       INTRO PRELOADER SCREEN
    ============================================ */
    #intro-screen {
      position: fixed;
      top: 0; left: 0; right: 0; bottom: 0;
      z-index: 10000;
      display: flex;
      align-items: center;
      justify-content: center;
      background: #04060f;
      overflow: hidden;
      transition: opacity 0.8s cubic-bezier(0.77, 0, 0.175, 1), visibility 0.8s;
    }
    #intro-screen.fade-out {
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
    }
    .intro-bg {
      position: absolute;
      inset: 0;
      background-image: url('medieval_background.png');
      background-size: cover;
      background-position: center;
      filter: brightness(0.18) saturate(0.65) contrast(1.1);
      z-index: 1;
    }
    .intro-content {
      position: relative;
      z-index: 2;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 2.2rem;
      text-align: center;
    }
    .intro-photo-wrap {
      position: relative;
      width: 170px;
      height: 170px;
      border-radius: 50%;
      padding: 4px;
      background: linear-gradient(135deg, var(--gold), var(--violet));
      box-shadow: 0 0 40px rgba(124,58,237,0.25);
      animation: intro-glow 4s infinite alternate;
    }
    @keyframes intro-glow {
      0% { box-shadow: 0 0 30px rgba(124,58,237,0.25); }
      100% { box-shadow: 0 0 55px rgba(212,175,106,0.45); }
    }
    .intro-photo {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 50%;
      border: 3px solid #04060f;
    }
    .intro-loader-btn {
      position: relative;
      width: 320px;
      height: 54px;
      border-radius: 27px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(212, 175, 106, 0.25);
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 0.95rem;
      letter-spacing: 0.06em;
      color: var(--text-muted);
      cursor: wait;
      pointer-events: none;
      transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    .intro-loader-btn .progress-fill {
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 0%;
      background: linear-gradient(90deg, rgba(212, 175, 106, 0.15), rgba(212, 175, 106, 0.7));
      animation: progress-fill-anim 5s linear forwards;
      z-index: 1;
    }
    @keyframes progress-fill-anim {
      from { width: 0%; }
      to { width: 100%; }
    }
    .intro-loader-btn span {
      position: relative;
      z-index: 2;
      transition: all 0.3s;
    }
    .intro-loader-btn.loaded {
      background: linear-gradient(135deg, var(--blue), var(--violet));
      border-color: transparent;
      color: #fff;
      cursor: none;
      pointer-events: auto;
      box-shadow: 0 0 30px var(--glow-blue);
    }
    .intro-loader-btn.loaded:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 50px var(--glow-violet);
    }