/* ── DARK THEME (default) ── */
    :root {
      --bg: #050510;
      --bg2: #0c0c20;
      --bg3: #0f0f28;
      --card: rgba(255,255,255,0.04);
      --card-border: rgba(255,255,255,0.08);
      --accent: #00e5ff;
      --accent2: #7c3aed;
      --accent3: #10b981;
      --text: #e8e8f0;
      --text-muted: #8888aa;
      --text-dim: #444466;
      --white: #ffffff;
      --shadow: rgba(0,0,0,0.4);
      --header-bg: rgba(5,5,16,0.85);
      --font-display: 'Outfit', 'Plus Jakarta Sans', 'Syne', sans-serif;
      --font-body: 'Space Grotesk', sans-serif;
      --font-mono: 'JetBrains Mono', monospace;
      --radius: 16px;
      --radius-sm: 8px;
      --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    }

    /* ── LIGHT THEME ── */
    html.light {
      --bg: #f4f6fb;
      --bg2: #eaecf4;
      --bg3: #dfe3f0;
      --card: rgba(255,255,255,0.75);
      --card-border: rgba(0,0,50,0.09);
      --accent: #0284c7;
      --accent2: #6d28d9;
      --accent3: #059669;
      --text: #1a1a35;
      --text-muted: #4a4a72;
      --text-dim: #9090b0;
      --white: #1a1a35;
      --shadow: rgba(0,0,80,0.12);
      --header-bg: rgba(244,246,251,0.88);
    }

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

    html { scroll-behavior: smooth; font-size: 16px; }

    html, body, header, section, footer, .service-card, .metric-card,
    .resume-card, .portfolio-item, .testimonial-card, .contact-item,
    .skill-track, .tag, .social-link, .btn-cv, nav a {
      transition: background-color 0.35s cubic-bezier(0.16, 1, 0.3, 1),
                  border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1),
                  color 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    }

    body {
      font-family: var(--font-body);
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
      overflow-x: hidden;
    }

    /* CURSOR */
    .cursor {
      width: 10px; height: 10px;
      background: var(--accent);
      border-radius: 50%;
      position: fixed;
      pointer-events: none;
      z-index: 9999;
      transition: transform 0.1s, opacity 0.3s;
      mix-blend-mode: multiply;
    }
    html:not(.light) .cursor { mix-blend-mode: screen; }
    .cursor-follower {
      width: 36px; height: 36px;
      border: 1px solid rgba(0,160,220,0.5);
      border-radius: 50%;
      position: fixed;
      pointer-events: none;
      z-index: 9998;
      transition: transform 0.3s cubic-bezier(0.16,1,0.3,1), opacity 0.3s;
    }

    /* SCROLLBAR */
    ::-webkit-scrollbar { width: 4px; }
    ::-webkit-scrollbar-track { background: var(--bg); }
    ::-webkit-scrollbar-thumb { background: var(--accent2); border-radius: 2px; }

    /* NOISE OVERLAY */
    body::before {
      content: '';
      position: fixed; inset: 0;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
      pointer-events: none;
      z-index: 1000;
      opacity: 0.25;
    }
    html.light body::before { opacity: 0.08; }

    /* HEADER */
    header {
      position: fixed; top: 0; left: 0; right: 0;
      z-index: 900;
      padding: 0 40px;
      height: 72px;
      display: flex; align-items: center;
      background: var(--header-bg);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--card-border);
      transition: background 0.4s ease, border-color 0.4s ease;
      overflow: hidden;
    }
    header.scrolled { border-bottom-color: rgba(0,160,220,0.25); }

    /* ── Demi-cercle décoratif original ── */
    .header-circle {
      position: absolute;
      top: -60px; left: -60px;
      width: 160px; height: 160px;
      border-radius: 50%;
      background: var(--accent2);
      opacity: 0.7;
      pointer-events: none;
      z-index: 0;
      transition: background 0.4s ease, opacity 0.4s ease;
      flex-shrink: 0;
    }
    html.light .header-circle { opacity: 0.3; }

    .header-inner {
      position: relative; z-index: 1;
      width: 100%; max-width: 1300px; margin: 0 auto;
      display: flex; align-items: center; justify-content: space-between;
    }

    .logo a {
      font-family: var(--font-display);
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--white);
      text-decoration: none;
      letter-spacing: -0.02em;
    }
    .logo span { color: var(--accent); }

    nav ul { display: flex; gap: 8px; list-style: none; align-items: center; }
    nav a {
      font-size: 0.85rem;
      font-weight: 500;
      color: var(--text-muted);
      text-decoration: none;
      padding: 6px 14px;
      border-radius: 20px;
      transition: var(--transition);
      letter-spacing: 0.02em;
      border: 1px solid transparent;
    }
    nav a:hover { color: var(--white); background: rgba(0,229,255,0.08); border-color: rgba(0,229,255,0.2); }
    nav a.active {
      color: var(--accent);
      background: rgba(0,229,255,0.12);
      border-color: rgba(0,229,255,0.35);
      box-shadow: 0 0 12px rgba(0,229,255,0.15);
      font-weight: 600;
    }

    /* THEME TOGGLE */
    #theme-toggle {
      width: 44px; height: 44px;
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 12px;
      display: flex; align-items: center; justify-content: center;
      cursor: pointer;
      color: var(--text-muted);
      font-size: 1rem;
      transition: var(--transition);
      flex-shrink: 0;
    }
    #theme-toggle:hover { color: var(--accent); border-color: rgba(0,160,220,0.4); background: rgba(0,160,220,0.07); }
    #theme-toggle .icon-sun { display: none; }
    #theme-toggle .icon-moon { display: block; }
    html.light #theme-toggle .icon-sun { display: block; }
    html.light #theme-toggle .icon-moon { display: none; }

    .btn-cv {
      font-family: var(--font-mono);
      font-size: 0.78rem;
      font-weight: 500;
      color: var(--accent);
      text-decoration: none;
      padding: 8px 20px;
      border: 1px solid rgba(0,229,255,0.4);
      border-radius: 20px;
      transition: var(--transition);
      letter-spacing: 0.05em;
    }
    .btn-cv:hover { background: rgba(0,229,255,0.1); border-color: var(--accent); }

    .burger {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      cursor: pointer;
      padding: 8px;
      width: 40px; height: 40px;
      border-radius: 8px;
      background: var(--card);
      border: 1px solid var(--card-border);
      transition: var(--transition);
    }
    .burger:hover { border-color: rgba(0,160,220,0.35); background: rgba(0,160,220,0.07); }
    .burger span {
      display: block;
      width: 18px; height: 2px;
      background: var(--text-muted);
      border-radius: 2px;
      transition: var(--transition);
      margin: 0 auto;
    }
    .burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .burger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
    .burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* HERO */
    .hero {
      min-height: 100vh;
      display: flex; align-items: center;
      padding: 120px 40px 80px;
      position: relative;
      overflow: hidden;
    }

    .hero-bg {
      position: absolute; inset: 0;
      background: 
        radial-gradient(ellipse 60% 50% at 70% 50%, rgba(124,58,237,0.15) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,229,255,0.08) 0%, transparent 50%);
    }
    html.light .hero-bg {
      background: 
        radial-gradient(ellipse 60% 50% at 70% 50%, rgba(109,40,217,0.08) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 20% 80%, rgba(2,132,199,0.07) 0%, transparent 50%);
    }

    .hero-grid-lines {
      position: absolute; inset: 0;
      background-image: 
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
      background-size: 60px 60px;
    }
    html.light .hero-grid-lines {
      background-image: 
        linear-gradient(rgba(0,0,80,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,80,0.04) 1px, transparent 1px);
    }

    .hero-inner {
      width: 100%; max-width: 1300px; margin: 0 auto;
      display: grid; grid-template-columns: 1fr 1fr;
      align-items: center; gap: 80px;
      position: relative; z-index: 1;
    }

    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      font-family: var(--font-mono);
      font-size: 0.75rem;
      color: var(--accent);
      background: rgba(0,229,255,0.08);
      border: 1px solid rgba(0,229,255,0.2);
      padding: 6px 14px;
      border-radius: 20px;
      margin-bottom: 24px;
      letter-spacing: 0.05em;
    }
    .hero-badge::before {
      content: '';
      width: 6px; height: 6px;
      background: var(--accent);
      border-radius: 50%;
      animation: pulse-dot 2s ease-in-out infinite;
    }
    @keyframes pulse-dot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.5; transform: scale(0.7); }
    }

    .hero h1 {
      font-family: var(--font-display);
      font-size: clamp(2.8rem, 5.2vw, 4.6rem);
      font-weight: 800;
      line-height: 1.1;
      letter-spacing: -0.025em;
      color: var(--white);
      margin-bottom: 16px;
    }
    .hero h1 .highlight {
      background: linear-gradient(135deg, #00e5ff 0%, #a78bfa 50%, #7c3aed 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      filter: drop-shadow(0 0 25px rgba(0,229,255,0.35));
    }

    .hero-roles {
      font-family: var(--font-mono);
      font-size: 0.9rem;
      color: var(--accent3);
      margin-bottom: 24px;
      height: 24px;
      overflow: hidden;
    }

    .hero p {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 40px;
      max-width: 500px;
    }

    .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

    .btn-primary {
      display: inline-flex; align-items: center; gap: 8px;
      font-family: var(--font-body);
      font-weight: 600;
      font-size: 0.9rem;
      color: var(--bg);
      background: var(--accent);
      padding: 14px 28px;
      border-radius: 12px;
      text-decoration: none;
      border: none; cursor: pointer;
      transition: var(--transition);
      letter-spacing: 0.01em;
    }
    .btn-primary:hover { background: #33eaff; transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,229,255,0.3); }

    .btn-outline {
      display: inline-flex; align-items: center; gap: 8px;
      font-family: var(--font-body);
      font-weight: 500;
      font-size: 0.9rem;
      color: var(--text);
      background: transparent;
      padding: 14px 28px;
      border-radius: 12px;
      text-decoration: none;
      border: 1px solid var(--card-border);
      cursor: pointer;
      transition: var(--transition);
    }
    .btn-outline:hover { border-color: rgba(255,255,255,0.2); color: var(--white); background: rgba(255,255,255,0.04); transform: translateY(-2px); }

    .hero-image-wrap {
      position: relative;
      display: flex; justify-content: center; align-items: center;
    }

    .hero-img-ring {
      position: absolute;
      width: 420px; height: 420px;
      border-radius: 50%;
      border: 1px solid rgba(0,229,255,0.1);
      animation: rotate-ring 20s linear infinite;
    }
    .hero-img-ring::before {
      content: '';
      position: absolute;
      top: -3px; left: 50%;
      transform: translateX(-50%);
      width: 6px; height: 6px;
      background: var(--accent);
      border-radius: 50%;
    }
    @keyframes rotate-ring { to { transform: rotate(360deg); } }

    .hero-img-ring-2 {
      position: absolute;
      width: 360px; height: 360px;
      border-radius: 50%;
      border: 1px dashed rgba(124,58,237,0.2);
      animation: rotate-ring 30s linear infinite reverse;
    }

    .hero-photo {
      width: 600px; height: 580px;
      object-fit: cover;
      border-radius: 24px;
      position: relative; z-index: 1;
      border: 1px solid var(--card-border);
      box-shadow: 0 0 60px rgba(0,229,255,0.1);
    }

    .hero-stats {
      position: absolute;
      right: -20px; bottom: 40px;
      display: flex; flex-direction: column; gap: 12px;
      z-index: 2;
    }

    .stat-chip {
      background: rgba(12,12,32,0.95);
      border: 1px solid var(--card-border);
      border-radius: 12px;
      padding: 12px 16px;
      text-align: center;
      backdrop-filter: blur(10px);
    }
    html.light .stat-chip {
      background: rgba(255,255,255,0.92);
      box-shadow: 0 4px 20px var(--shadow);
    }
    .stat-chip strong {
      display: block;
      font-family: var(--font-display);
      font-size: 1.4rem;
      color: var(--accent);
    }
    .stat-chip span {
      font-size: 0.72rem;
      color: var(--text-muted);
      letter-spacing: 0.03em;
    }

    .scroll-indicator {
      position: absolute;
      bottom: 32px; left: 50%;
      transform: translateX(-50%);
      display: flex; flex-direction: column; align-items: center; gap: 8px;
      font-family: var(--font-mono);
      font-size: 0.7rem;
      color: var(--text-dim);
      letter-spacing: 0.1em;
      z-index: 1;
    }
    .scroll-line {
      width: 1px; height: 40px;
      background: linear-gradient(to bottom, var(--text-dim), transparent);
      animation: scroll-anim 2s ease-in-out infinite;
    }
    @keyframes scroll-anim {
      0% { transform: scaleY(0); transform-origin: top; }
      50% { transform: scaleY(1); transform-origin: top; }
      51% { transform: scaleY(1); transform-origin: bottom; }
      100% { transform: scaleY(0); transform-origin: bottom; }
    }

    /* SECTIONS COMMON */
    section { padding: 100px 40px; }
    .container { max-width: 1300px; margin: 0 auto; }

    .section-label {
      font-family: var(--font-mono);
      font-size: 0.72rem;
      color: var(--accent);
      letter-spacing: 0.15em;
      text-transform: uppercase;
      margin-bottom: 12px;
      display: flex; align-items: center; gap: 10px;
    }
    .section-label::before {
      content: '';
      width: 24px; height: 1px;
      background: var(--accent);
    }

    .section-title {
      font-family: var(--font-display);
      font-size: clamp(2rem, 3.5vw, 3rem);
      font-weight: 800;
      color: var(--white);
      letter-spacing: -0.03em;
      line-height: 1.1;
      margin-bottom: 16px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 560px;
      line-height: 1.8;
      margin-bottom: 60px;
    }

    /* ABOUT */
    .about { background: var(--bg2); }

    .about-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 80px; align-items: center;
    }

    .about-text p {
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.9;
    }

    .about-text strong { color: var(--white); }
    .about-text em {
      color: var(--accent);
      font-style: normal;
      font-family: var(--font-mono);
      font-size: 0.9em;
    }

    .about-metrics {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 20px; margin-top: 40px;
    }

    .metric-card {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: var(--radius);
      padding: 24px 20px;
      text-align: center;
      transition: var(--transition);
    }
    .metric-card:hover {
      border-color: rgba(0,229,255,0.25);
      transform: translateY(-4px);
      background: rgba(0,229,255,0.04);
    }
    .metric-card .num {
      font-family: var(--font-display);
      font-size: 2.2rem;
      font-weight: 800;
      color: var(--accent);
      line-height: 1;
      margin-bottom: 8px;
    }
    .metric-card p {
      font-size: 0.8rem;
      color: var(--text-muted);
      letter-spacing: 0.03em;
    }

    .about-visual {
      position: relative;
    }

    .tech-orbit {
      position: relative;
      width: 360px; height: 360px;
      margin: 0 auto;
    }

    .orbit-center {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      width: 100px; height: 100px;
      background: linear-gradient(135deg, var(--accent2), var(--accent));
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-display);
      font-size: 0.7rem;
      font-weight: 800;
      color: var(--bg);
      text-align: center;
      letter-spacing: 0.05em;
      z-index: 2;
    }

    .orbit-ring {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      border-radius: 50%;
      border: 1px dashed rgba(255,255,255,0.08);
    }

    .orbit-1 { width: 200px; height: 200px; animation: orbit-spin 12s linear infinite; }
    .orbit-2 { width: 300px; height: 300px; animation: orbit-spin 20s linear infinite reverse; }
    .orbit-3 { width: 360px; height: 360px; animation: orbit-spin 28s linear infinite; }

    @keyframes orbit-spin { to { transform: translate(-50%, -50%) rotate(360deg); } }

    .orbit-item {
      position: absolute;
      width: 40px; height: 40px;
      background: var(--bg3);
      border: 1px solid var(--card-border);
      border-radius: 10px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.1rem;
      top: -20px; left: 50%; margin-left: -20px;
    }

    /* SERVICES */
    .services { background: var(--bg); }
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    /* 5th card spans to be centered on last row */
    .services-grid article:nth-child(4) { grid-column: 1; }
    .services-grid article:nth-child(5) { grid-column: 2; }

    @media (max-width: 900px) {
      .services-grid { grid-template-columns: repeat(2, 1fr); }
      .services-grid article:nth-child(4),
      .services-grid article:nth-child(5) { grid-column: auto; }
    }

    .service-card {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: var(--radius);
      padding: 36px 32px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
      cursor: default;
    }
    .service-card::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(0,229,255,0.05) 0%, transparent 60%);
      opacity: 0;
      transition: var(--transition);
    }
    .service-card:hover {
      border-color: rgba(0,229,255,0.2);
      transform: translateY(-6px);
      box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    }
    .service-card:hover::before { opacity: 1; }

    .service-number {
      font-family: var(--font-mono);
      font-size: 0.7rem;
      color: var(--text-dim);
      letter-spacing: 0.1em;
      margin-bottom: 24px;
    }

    .service-icon-wrap {
      width: 56px; height: 56px;
      background: rgba(0,229,255,0.1);
      border-radius: 14px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem;
      color: var(--accent);
      margin-bottom: 20px;
      transition: var(--transition);
    }
    .service-card:hover .service-icon-wrap {
      background: rgba(0,229,255,0.18);
      transform: rotate(-5deg) scale(1.05);
    }

    .service-card h3 {
      font-family: var(--font-display);
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 12px;
      letter-spacing: -0.01em;
    }

    .service-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.75;
    }

    .service-arrow {
      margin-top: 24px;
      color: var(--accent);
      font-size: 0.8rem;
      display: flex; align-items: center; gap: 6px;
      opacity: 0;
      transform: translateX(-10px);
      transition: var(--transition);
    }
    .service-card:hover .service-arrow { opacity: 1; transform: translateX(0); }

    .service-tags-mini {
      display: flex; flex-wrap: wrap; gap: 6px;
      margin-top: 16px;
    }
    .service-tags-mini span {
      font-family: var(--font-mono);
      font-size: 0.68rem;
      color: var(--accent);
      background: rgba(0,160,220,0.08);
      border: 1px solid rgba(0,160,220,0.18);
      padding: 3px 9px;
      border-radius: 20px;
      letter-spacing: 0.03em;
      transition: var(--transition);
    }
    html.light .service-tags-mini span {
      color: var(--accent2);
      background: rgba(109,40,217,0.07);
      border-color: rgba(109,40,217,0.18);
    }

    /* SKILLS */
    .skills { background: var(--bg2); }
    .skills-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
    }

    .skill-group { margin-bottom: 32px; }
    .skill-header {
      display: flex; justify-content: space-between; align-items: center;
      margin-bottom: 10px;
    }
    .skill-header span:first-child {
      font-size: 0.88rem;
      font-weight: 500;
      color: var(--text);
    }
    .skill-header span:last-child {
      font-family: var(--font-mono);
      font-size: 0.78rem;
      color: var(--accent);
    }

    .skill-track {
      height: 4px;
      background: rgba(255,255,255,0.06);
      border-radius: 4px;
      overflow: hidden;
    }
    .skill-fill {
      height: 100%;
      background: linear-gradient(90deg, var(--accent2), var(--accent));
      border-radius: 4px;
      width: 0;
      transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .skills-tags {
      display: flex; flex-wrap: wrap; gap: 10px;
      margin-bottom: 32px;
    }
    .tag {
      font-family: var(--font-mono);
      font-size: 0.75rem;
      color: var(--text-muted);
      background: var(--card);
      border: 1px solid var(--card-border);
      padding: 6px 14px;
      border-radius: 20px;
      transition: var(--transition);
    }
    .tag:hover { color: var(--accent); border-color: rgba(0,229,255,0.3); }

    /* RESUME */
    .resume { background: var(--bg); }
    .resume-grid {
      display: grid;
      grid-template-columns: 1fr 1.5fr 1.2fr;
      gap: 32px;
    }

    .resume-card {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: var(--radius);
      padding: 32px;
    }

    .resume-card h3 {
      font-family: var(--font-display);
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--accent);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      margin-bottom: 24px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--card-border);
    }

    .profile-info li {
      list-style: none;
      font-size: 0.85rem;
      color: var(--text-muted);
      padding: 8px 0;
      border-bottom: 1px solid rgba(255,255,255,0.04);
      display: flex; gap: 8px;
    }
    .profile-info li strong { color: var(--text); min-width: 70px; }
    .profile-info a { color: var(--accent); text-decoration: none; }

    .timeline-entry { margin-bottom: 24px; padding-left: 20px; border-left: 1px solid rgba(0,229,255,0.15); position: relative; }
    .timeline-entry::before {
      content: '';
      position: absolute;
      left: -4px; top: 6px;
      width: 7px; height: 7px;
      background: var(--accent);
      border-radius: 50%;
    }
    .timeline-entry time {
      font-family: var(--font-mono);
      font-size: 0.72rem;
      color: var(--accent3);
      letter-spacing: 0.05em;
      display: block;
      margin-bottom: 6px;
    }
    .timeline-entry strong { color: var(--white); font-size: 0.88rem; display: block; margin-bottom: 4px; }
    .timeline-entry p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }

    /* PORTFOLIO */
    .portfolio-section { background: var(--bg2); }

    .portfolio-filters {
      display: flex; gap: 8px; flex-wrap: wrap;
      list-style: none;
      margin-bottom: 40px;
    }
    .portfolio-filters li {
      font-family: var(--font-mono);
      font-size: 0.78rem;
      color: var(--text-muted);
      padding: 8px 18px;
      border: 1px solid var(--card-border);
      border-radius: 20px;
      cursor: pointer;
      transition: var(--transition);
      letter-spacing: 0.03em;
    }
    .portfolio-filters li:hover, .portfolio-filters li.active {
      color: var(--accent);
      border-color: rgba(0,229,255,0.35);
      background: rgba(0,229,255,0.06);
    }

    .portfolio-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .portfolio-item {
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--card);
      border: 1px solid var(--card-border);
      transition: var(--transition);
      cursor: pointer;
    }
    .portfolio-item:hover {
      border-color: rgba(0,229,255,0.2);
      transform: translateY(-6px);
      box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    }

    .portfolio-thumb {
      position: relative; overflow: hidden;
      height: 200px;
    }
    .portfolio-thumb img {
      width: 100%; height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }
    .portfolio-item:hover .portfolio-thumb img { transform: scale(1.08); }

    .portfolio-overlay {
      position: absolute; inset: 0;
      background: rgba(5,5,16,0.85);
      display: flex; align-items: center; justify-content: center; gap: 12px;
      opacity: 0;
      transition: var(--transition);
    }
    .portfolio-item:hover .portfolio-overlay { opacity: 1; }
    .portfolio-overlay a {
      width: 44px; height: 44px;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.2);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      color: var(--white);
      text-decoration: none;
      font-size: 0.9rem;
      transition: var(--transition);
    }
    .portfolio-overlay a:hover { background: var(--accent); border-color: var(--accent); color: var(--bg); }

    .portfolio-meta {
      padding: 20px;
    }
    .portfolio-cat {
      font-family: var(--font-mono);
      font-size: 0.7rem;
      color: var(--accent);
      letter-spacing: 0.08em;
      margin-bottom: 6px;
    }
    .portfolio-meta h4 {
      font-family: var(--font-display);
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 6px;
    }
    .portfolio-meta p { font-size: 0.8rem; color: var(--text-muted); line-height: 1.6; }

    .hidden { display: none; }

    /* TESTIMONIALS */
    .testimonials { background: var(--bg); }

    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .testimonial-card {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: var(--radius);
      padding: 32px;
      transition: var(--transition);
      position: relative;
    }
    .testimonial-card::before {
      content: '"';
      font-family: Georgia, serif;
      font-size: 5rem;
      color: rgba(0,229,255,0.1);
      position: absolute;
      top: -10px; left: 24px;
      line-height: 1;
    }
    .testimonial-card:hover {
      border-color: rgba(0,229,255,0.15);
      transform: translateY(-4px);
    }

    .stars { color: #f59e0b; font-size: 0.8rem; margin-bottom: 16px; }
    .testimonial-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
      font-style: italic;
    }
    .testimonial-author {
      display: flex; align-items: center; gap: 12px;
    }
    .t-avatar {
      width: 44px; height: 44px;
      border-radius: 50%;
      object-fit: cover;
      border: 2px solid var(--card-border);
    }
    .t-info strong {
      display: block;
      font-size: 0.88rem;
      color: var(--white);
    }
    .t-info span {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    /* ── CONTACT ── */
    .contact {
      background: var(--bg);
      position: relative;
      overflow: hidden;
    }
    /* Ambient glow behind the section */
    .contact::before {
      content: '';
      position: absolute;
      top: -120px; right: -120px;
      width: 480px; height: 480px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(0,160,220,0.07) 0%, transparent 70%);
      pointer-events: none;
    }
    .contact::after {
      content: '';
      position: absolute;
      bottom: -80px; left: -80px;
      width: 320px; height: 320px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(124,58,237,0.06) 0%, transparent 70%);
      pointer-events: none;
    }

    .contact-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      position: relative; z-index: 1;
    }

    /* ── LEFT: Form panel ── */
    .contact-form-panel {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 20px;
      padding: 40px;
      position: relative;
      overflow: hidden;
    }
    .contact-form-panel::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--accent2), var(--accent), var(--accent3));
      border-radius: 20px 20px 0 0;
    }
    html.light .contact-form-panel {
      background: #fff;
      box-shadow: 0 4px 40px rgba(0,0,80,0.07);
    }

    .contact-form-panel h3 {
      font-family: var(--font-display);
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--white);
      margin-bottom: 6px;
      letter-spacing: -0.02em;
    }
    .contact-form-panel .form-subtitle {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-bottom: 28px;
      display: flex; align-items: center; gap: 8px;
    }
    .form-subtitle .dot {
      width: 6px; height: 6px;
      background: var(--accent3);
      border-radius: 50%;
      animation: pulse-dot 2s ease-in-out infinite;
    }

    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

    .form-group { margin-bottom: 18px; }
    .form-group label {
      display: flex; align-items: center; gap: 6px;
      font-size: 0.78rem;
      font-weight: 600;
      color: var(--text-muted);
      margin-bottom: 8px;
      letter-spacing: 0.04em;
      text-transform: uppercase;
    }
    .form-group label i { font-size: 0.7rem; color: var(--accent); }

    .form-group input, .form-group textarea, .form-group select {
      width: 100%;
      background: rgba(255,255,255,0.04);
      border: 1px solid var(--card-border);
      border-radius: 10px;
      padding: 13px 16px;
      font-family: var(--font-body);
      font-size: 0.88rem;
      color: var(--text);
      transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
      outline: none;
    }
    html.light .form-group input,
    html.light .form-group textarea,
    html.light .form-group select { background: #f8faff; border-color: #dde2ef; }
    .form-group input:focus, .form-group textarea:focus, .form-group select:focus {
      border-color: var(--accent);
      background: rgba(0,160,220,0.04);
      box-shadow: 0 0 0 3px rgba(0,160,220,0.1);
    }
    html.light .form-group input:focus,
    html.light .form-group textarea:focus,
    html.light .form-group select:focus { background: #f0f8ff; }
    .form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-dim); font-size: 0.85rem; }
    .form-group textarea { resize: vertical; min-height: 110px; line-height: 1.6; }
    .form-group select option { background: var(--bg2); color: var(--text); }

    /* Service pill selector */
    .service-pills {
      display: flex; flex-wrap: wrap; gap: 8px;
      margin-bottom: 18px;
    }
    .service-pill {
      font-family: var(--font-mono);
      font-size: 0.72rem;
      color: var(--text-muted);
      background: var(--card);
      border: 1px solid var(--card-border);
      padding: 6px 14px;
      border-radius: 20px;
      cursor: pointer;
      transition: var(--transition);
      user-select: none;
      letter-spacing: 0.02em;
    }
    .service-pill:hover { color: var(--text); border-color: rgba(0,160,220,0.3); }
    .service-pill.active {
      color: var(--accent);
      background: rgba(0,160,220,0.1);
      border-color: rgba(0,160,220,0.4);
    }
    .service-pills-label {
      font-size: 0.78rem;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.04em;
      margin-bottom: 10px;
      display: flex; align-items: center; gap: 6px;
    }
    .service-pills-label i { font-size: 0.7rem; color: var(--accent); }

    .submit-btn {
      width: 100%;
      background: linear-gradient(135deg, var(--accent2), var(--accent));
      color: #fff;
      border: none;
      border-radius: 12px;
      padding: 15px 24px;
      font-family: var(--font-body);
      font-weight: 700;
      font-size: 0.9rem;
      cursor: pointer;
      transition: opacity 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
      display: flex; align-items: center; justify-content: center; gap: 10px;
      letter-spacing: 0.02em;
      margin-top: 4px;
    }
    .submit-btn:hover { opacity: 0.88; transform: translateY(-2px); box-shadow: 0 12px 32px rgba(0,160,220,0.28); }
    .submit-btn:active { transform: translateY(0); }

    .form-success {
      display: none;
      background: rgba(16,185,129,0.08);
      border: 1px solid rgba(16,185,129,0.3);
      border-radius: 10px;
      padding: 16px 20px;
      color: var(--accent3);
      font-size: 0.88rem;
      text-align: center;
      margin-top: 16px;
      gap: 8px;
      align-items: center;
      justify-content: center;
    }
    .form-error {
      display: none;
      background: rgba(239,68,68,0.08);
      border: 1px solid rgba(239,68,68,0.3);
      border-radius: 10px;
      padding: 16px 20px;
      color: #f87171;
      font-size: 0.88rem;
      text-align: center;
      margin-top: 10px;
      gap: 8px;
      align-items: center;
      justify-content: center;
    }

    /* ── RIGHT: Info panel ── */
    .contact-info-panel {
      display: flex; flex-direction: column; gap: 20px;
    }

    /* Availability card */
    .availability-card {
      background: linear-gradient(135deg, rgba(0,160,220,0.1) 0%, rgba(124,58,237,0.08) 100%);
      border: 1px solid rgba(0,160,220,0.2);
      border-radius: 16px;
      padding: 24px;
      display: flex; gap: 16px; align-items: center;
    }
    html.light .availability-card { background: linear-gradient(135deg, rgba(2,132,199,0.07) 0%, rgba(109,40,217,0.05) 100%); }
    .avail-pulse {
      width: 48px; height: 48px;
      background: rgba(16,185,129,0.15);
      border: 2px solid rgba(16,185,129,0.4);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
      position: relative;
    }
    .avail-pulse::after {
      content: '';
      position: absolute;
      inset: -6px;
      border-radius: 50%;
      border: 1px solid rgba(16,185,129,0.25);
      animation: wa-pulse 2.5s ease-in-out infinite;
    }
    .avail-pulse i { color: var(--accent3); font-size: 1.1rem; }
    .avail-text strong {
      display: block;
      font-family: var(--font-display);
      font-size: 0.95rem;
      color: var(--white);
      margin-bottom: 3px;
    }
    .avail-text span { font-size: 0.8rem; color: var(--text-muted); }

    /* Contact info cards */
    .cinfo-card {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 14px;
      padding: 18px 20px;
      display: flex; align-items: center; gap: 16px;
      text-decoration: none;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }
    html.light .cinfo-card { background: #fff; box-shadow: 0 2px 12px rgba(0,0,80,0.05); }
    .cinfo-card:hover {
      border-color: rgba(0,160,220,0.3);
      transform: translateX(4px);
      box-shadow: -4px 0 0 var(--accent), 0 8px 24px rgba(0,0,0,0.15);
    }
    .cinfo-icon {
      width: 44px; height: 44px;
      border-radius: 12px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1rem;
      flex-shrink: 0;
    }
    .cinfo-icon.blue { background: rgba(0,160,220,0.12); color: var(--accent); }
    .cinfo-icon.purple { background: rgba(124,58,237,0.12); color: var(--accent2); }
    .cinfo-icon.green { background: rgba(16,185,129,0.12); color: var(--accent3); }
    .cinfo-icon.wa { background: rgba(37,211,102,0.12); color: #25d366; }
    .cinfo-text { flex: 1; min-width: 0; }
    .cinfo-text small {
      display: block;
      font-size: 0.7rem;
      font-weight: 600;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.06em;
      margin-bottom: 3px;
    }
    .cinfo-text strong {
      display: block;
      font-size: 0.88rem;
      color: var(--white);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .cinfo-arrow { color: var(--text-dim); font-size: 0.8rem; transition: var(--transition); }
    .cinfo-card:hover .cinfo-arrow { color: var(--accent); transform: translateX(4px); }

    /* Social row */
    .contact-social-row {
      display: flex; gap: 10px;
    }
    .csocial-btn {
      flex: 1;
      display: flex; align-items: center; justify-content: center; gap: 8px;
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 12px;
      padding: 12px 8px;
      color: var(--text-muted);
      text-decoration: none;
      font-size: 0.78rem;
      font-weight: 500;
      transition: var(--transition);
    }
    html.light .csocial-btn { background: #fff; }
    .csocial-btn i { font-size: 1rem; }
    .csocial-btn:hover { color: var(--white); border-color: rgba(0,160,220,0.3); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0,0,0,0.15); }
    .csocial-btn.gh:hover { background: #24292e; border-color: #24292e; }
    .csocial-btn.li:hover { background: #0077b5; border-color: #0077b5; }
    .csocial-btn.wa:hover { background: #25d366; border-color: #25d366; }
    .csocial-btn.em:hover { background: var(--accent2); border-color: var(--accent2); }

    /* Map */
    .contact-map-wrap {
      border-radius: 14px;
      overflow: hidden;
      border: 1px solid var(--card-border);
      height: 160px;
      position: relative;
    }
    .contact-map-wrap iframe { width: 100%; height: 100%; border: none; filter: grayscale(60%) invert(90%) hue-rotate(180deg); }
    html.light .contact-map-wrap iframe { filter: grayscale(20%); }
    .map-label {
      position: absolute;
      bottom: 10px; left: 10px;
      background: rgba(5,5,16,0.85);
      border: 1px solid var(--card-border);
      border-radius: 8px;
      padding: 5px 10px;
      font-family: var(--font-mono);
      font-size: 0.68rem;
      color: var(--text-muted);
      backdrop-filter: blur(8px);
      pointer-events: none;
    }
    html.light .map-label { background: rgba(255,255,255,0.9); }

        /* FOOTER */
    footer {
      background: var(--bg);
      border-top: 1px solid var(--card-border);
      padding: 32px 40px;
    }
    .footer-inner {
      max-width: 1300px; margin: 0 auto;
      display: flex; justify-content: space-between; align-items: center;
      flex-wrap: wrap; gap: 16px;
    }
    .footer-logo {
      font-family: var(--font-display);
      font-size: 1rem;
      font-weight: 800;
      color: var(--white);
    }
    .footer-logo span { color: var(--accent); }
    footer p {
      font-size: 0.82rem;
      color: var(--text-dim);
    }

    /* BACK TO TOP */
    #back-top {
      position: fixed;
      bottom: 32px; right: 32px;
      width: 44px; height: 44px;
      background: var(--accent);
      color: var(--bg);
      border: none;
      border-radius: 12px;
      cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      font-size: 1rem;
      z-index: 800;
      opacity: 0;
      transform: translateY(20px);
      transition: var(--transition);
      box-shadow: 0 8px 24px rgba(0,229,255,0.3);
    }
    #back-top.visible { opacity: 1; transform: translateY(0); }
    #back-top:hover { background: #33eaff; transform: translateY(-3px); }

    /* ── WHATSAPP FLOATING BUTTON ── */
    #whatsapp-fab {
      position: fixed;
      bottom: 88px; right: 32px;
      width: 52px; height: 52px;
      background: #25d366;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      color: #fff;
      font-size: 1.5rem;
      text-decoration: none;
      z-index: 800;
      box-shadow: 0 4px 20px rgba(37,211,102,0.45);
      transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.25s ease;
      animation: fab-in 0.6s 1s cubic-bezier(0.34,1.56,0.64,1) both;
    }
    #whatsapp-fab:hover {
      transform: scale(1.12) translateY(-3px);
      box-shadow: 0 8px 32px rgba(37,211,102,0.55);
    }
    #whatsapp-fab::before {
      content: '';
      position: absolute;
      inset: -5px;
      border-radius: 50%;
      border: 2px solid rgba(37,211,102,0.4);
      animation: wa-pulse 2.4s ease-in-out infinite;
      pointer-events: none;
    }
    #whatsapp-fab > i {
      position: relative; z-index: 1;
      line-height: 1;
    }
    .wa-tip {
      position: absolute;
      right: 62px;
      white-space: nowrap;
      background: #25d366;
      color: #fff;
      font-family: var(--font-body);
      font-size: 0.78rem;
      font-weight: 600;
      padding: 6px 12px;
      border-radius: 8px;
      opacity: 0;
      pointer-events: none;
      transform: translateX(8px);
      transition: opacity 0.2s ease, transform 0.2s ease;
    }
    .wa-tip::after {
      content: '';
      position: absolute;
      top: 50%; right: -6px;
      transform: translateY(-50%);
      border: 6px solid transparent;
      border-left-color: #25d366;
      border-right: none;
    }
    #whatsapp-fab:hover .wa-tip {
      opacity: 1;
      transform: translateX(0);
    }

    /* FADE IN ANIMATION */
    .fade-in {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* ── MOBILE DRAWER ── */
    .drawer-overlay {
      position: fixed; inset: 0;
      background: rgba(0,0,0,0.55);
      z-index: 840;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.35s ease;
      backdrop-filter: blur(4px);
    }
    .drawer-overlay.open { opacity: 1; pointer-events: all; }

    .mobile-nav {
      position: fixed;
      top: 0; right: 0; bottom: 0;
      width: min(320px, 85vw);
      background: var(--bg2);
      border-left: 1px solid var(--card-border);
      z-index: 850;
      display: flex;
      flex-direction: column;
      padding: 0;
      transform: translateX(100%);
      transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      overflow-y: auto;
    }
    html.light .mobile-nav { background: #ffffff; }
    .mobile-nav.open { transform: translateX(0); }

    /* Drawer header */
    .drawer-head {
      display: flex; align-items: center; justify-content: space-between;
      padding: 20px 24px;
      border-bottom: 1px solid var(--card-border);
      flex-shrink: 0;
    }
    .drawer-logo {
      font-family: var(--font-display);
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--white);
      text-decoration: none;
    }
    .drawer-logo span { color: var(--accent); }

    .close-nav {
      width: 36px; height: 36px;
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 8px;
      display: flex; align-items: center; justify-content: center;
      font-size: 0.9rem;
      color: var(--text-muted);
      cursor: pointer;
      transition: var(--transition);
    }
    .close-nav:hover { color: var(--accent); border-color: rgba(0,160,220,0.35); }

    /* Drawer nav links */
    .drawer-links {
      flex: 1;
      padding: 16px 16px;
      display: flex; flex-direction: column; gap: 4px;
    }
    .drawer-links a {
      display: flex; align-items: center; gap: 14px;
      font-family: var(--font-body);
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-muted);
      text-decoration: none;
      padding: 12px 16px;
      border-radius: 10px;
      transition: var(--transition);
      opacity: 0;
      transform: translateX(20px);
    }
    .mobile-nav.open .drawer-links a {
      opacity: 1;
      transform: translateX(0);
    }
    .mobile-nav.open .drawer-links a:nth-child(1) { transition-delay: 0.07s; }
    .mobile-nav.open .drawer-links a:nth-child(2) { transition-delay: 0.12s; }
    .mobile-nav.open .drawer-links a:nth-child(3) { transition-delay: 0.17s; }
    .mobile-nav.open .drawer-links a:nth-child(4) { transition-delay: 0.22s; }
    .mobile-nav.open .drawer-links a:nth-child(5) { transition-delay: 0.27s; }
    .mobile-nav.open .drawer-links a:nth-child(6) { transition-delay: 0.32s; }
    .mobile-nav.open .drawer-links a:nth-child(7) { transition-delay: 0.37s; }
    .drawer-links a .nav-icon {
      width: 34px; height: 34px;
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 8px;
      display: flex; align-items: center; justify-content: center;
      font-size: 0.8rem;
      color: var(--text-dim);
      flex-shrink: 0;
      transition: var(--transition);
    }
    .drawer-links a:hover, .drawer-links a.active {
      color: var(--white);
      background: rgba(0,160,220,0.07);
    }
    .drawer-links a:hover .nav-icon, .drawer-links a.active .nav-icon {
      background: rgba(0,160,220,0.12);
      border-color: rgba(0,160,220,0.25);
      color: var(--accent);
    }
    .nav-label { flex: 1; }

    /* Drawer footer */
    .drawer-footer {
      padding: 20px 24px;
      border-top: 1px solid var(--card-border);
      flex-shrink: 0;
    }
    .drawer-footer .btn-cv-mobile {
      display: flex; align-items: center; justify-content: center; gap: 8px;
      width: 100%;
      font-family: var(--font-mono);
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--bg);
      background: var(--accent);
      padding: 12px 20px;
      border-radius: 10px;
      text-decoration: none;
      letter-spacing: 0.04em;
      transition: var(--transition);
    }
    .drawer-footer .btn-cv-mobile:hover { opacity: 0.88; }
    .drawer-footer-meta {
      margin-top: 14px;
      display: flex; gap: 10px; justify-content: center;
    }
    .drawer-footer-meta a {
      width: 36px; height: 36px;
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 8px;
      display: flex; align-items: center; justify-content: center;
      color: var(--text-muted); font-size: 0.85rem;
      text-decoration: none;
      transition: var(--transition);
    }
    .drawer-footer-meta a:hover { color: var(--accent); border-color: rgba(0,160,220,0.3); }

    @media (max-width: 1024px) {
      .hero-inner { grid-template-columns: 1fr; gap: 60px; text-align: center; }
      .hero-image-wrap { display: none; }
      .hero p { max-width: 100%; }
      .hero-actions { justify-content: center; }
      .about-grid { grid-template-columns: 1fr; }
      .resume-grid { grid-template-columns: 1fr; }
      .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
      .testimonial-grid { grid-template-columns: 1fr; }
      .contact-layout { grid-template-columns: 1fr; }
    }

    @media (max-width: 768px) {
      header { padding: 0 16px; }
      nav ul, .btn-cv { display: none !important; }
      .burger { display: flex; }
      section { padding: 70px 20px; }
      .services-grid { grid-template-columns: 1fr; }
      .skills-layout { grid-template-columns: 1fr; }
      .portfolio-grid { grid-template-columns: 1fr; }
      .about-metrics { grid-template-columns: repeat(3, 1fr); }
      .form-row { grid-template-columns: 1fr; }
      footer { padding: 24px 20px; }
      .footer-inner { flex-direction: column; text-align: center; }
      .testimonial-grid { grid-template-columns: 1fr; }
      .contact-form-panel { padding: 28px 20px; }
      .contact-social-row { flex-wrap: wrap; }
      .csocial-btn { flex: none; min-width: calc(50% - 5px); }
    }

    @media (max-width: 480px) {
      .hero h1 { font-size: 2.2rem; }
      .about-metrics { grid-template-columns: repeat(3, 1fr); gap: 10px; }
      .metric-card { padding: 16px 10px; }
      .metric-card .num { font-size: 1.6rem; }
      .header-inner { gap: 8px; }
      .service-pills { gap: 6px; }
      .service-pill { font-size: 0.68rem; padding: 5px 10px; }
    }

    /* ── ENHANCEMENTS & NEW COMPONENTS STYLES ── */

    /* Live Dot */
    .live-dot {
      display: inline-block;
      width: 8px; height: 8px;
      background: var(--accent3);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--accent3);
      animation: livePulse 1.8s infinite;
      margin-right: 6px;
    }
    @keyframes livePulse {
      0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16,185,129,0.7); }
      70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16,185,129,0); }
      100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16,185,129,0); }
    }

    /* Secondary Button */
    .btn-secondary {
      font-family: var(--font-body);
      font-size: 0.9rem; font-weight: 600;
      color: #ffffff;
      background: linear-gradient(135deg, rgba(124,58,237,0.8), rgba(0,229,255,0.8));
      padding: 12px 24px;
      border-radius: 30px;
      text-decoration: none;
      display: inline-flex; align-items: center; gap: 8px;
      transition: var(--transition);
      box-shadow: 0 4px 15px rgba(124,58,237,0.3);
      border: 1px solid rgba(255,255,255,0.15);
    }
    .btn-secondary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(0,229,255,0.4);
      background: linear-gradient(135deg, rgba(124,58,237,1), rgba(0,229,255,1));
    }

    /* Hero Quick Contact Chips */
    .hero-quick-contact {
      display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px;
    }
    .chip-copy {
      background: var(--card);
      border: 1px solid var(--card-border);
      color: var(--text-muted);
      font-family: var(--font-mono);
      font-size: 0.76rem;
      padding: 6px 14px;
      border-radius: 20px;
      cursor: pointer;
      display: inline-flex; align-items: center; gap: 6px;
      transition: var(--transition);
    }
    .chip-copy:hover {
      color: var(--accent);
      border-color: rgba(0,229,255,0.4);
      background: rgba(0,229,255,0.08);
    }
    .copy-icon { font-size: 0.7rem; opacity: 0.7; }

    /* Canvas Hero */
    #hero-canvas {
      position: absolute; inset: 0;
      width: 100%; height: 100%;
      pointer-events: none;
      z-index: 0;
    }

    /* ── CYBER TERMINAL ── */
    .terminal-section { padding: 80px 40px; background: var(--bg2); position: relative; }
    .terminal-wrapper {
      background: #080816;
      border: 1px solid rgba(0,229,255,0.25);
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 20px 50px rgba(0,0,0,0.6), 0 0 30px rgba(0,229,255,0.05);
      margin-top: 30px;
    }
    html.light .terminal-wrapper {
      background: #0d1117; color: #c9d1d9;
    }
    .terminal-topbar {
      background: #121226;
      padding: 12px 20px;
      display: flex; align-items: center; justify-content: space-between;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .terminal-buttons { display: flex; gap: 8px; }
    .btn-dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
    .btn-dot.close { background: #ff5f56; }
    .btn-dot.minimize { background: #ffbd2e; }
    .btn-dot.maximize { background: #27c93f; }
    .terminal-title {
      font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted);
      display: flex; align-items: center; gap: 8px;
    }
    .terminal-status {
      font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent3);
      display: flex; align-items: center; gap: 6px;
    }
    .status-indicator { width: 6px; height: 6px; background: var(--accent3); border-radius: 50%; box-shadow: 0 0 6px var(--accent3); }
    
    .terminal-body {
      padding: 20px; min-height: 220px; max-height: 340px;
      overflow-y: auto; font-family: var(--font-mono); font-size: 0.84rem; line-height: 1.6;
      color: #38bdf8;
    }
    .term-line { margin-bottom: 8px; word-break: break-word; }
    .term-line.cmd { color: #f43f5e; font-weight: 600; }
    .term-line.output { color: #e2e8f0; }
    .term-line.system-msg { color: #94a3b8; border-left: 2px solid var(--accent); padding-left: 10px; }
    .term-cmd-highlight { color: var(--accent); font-weight: 700; background: rgba(0,229,255,0.1); padding: 1px 6px; border-radius: 4px; }

    .terminal-quick-actions {
      display: flex; gap: 8px; flex-wrap: wrap; padding: 12px 20px;
      background: rgba(255,255,255,0.02); border-top: 1px solid rgba(255,255,255,0.05);
    }
    .term-chip {
      background: rgba(0,229,255,0.08); border: 1px solid rgba(0,229,255,0.2);
      color: var(--accent); font-family: var(--font-mono); font-size: 0.74rem;
      padding: 4px 12px; border-radius: 6px; cursor: pointer; transition: var(--transition);
    }
    .term-chip:hover {
      background: var(--accent); color: #050510; font-weight: 600;
    }

    .terminal-input-row {
      display: flex; align-items: center; padding: 12px 20px;
      background: #070712; border-top: 1px solid rgba(255,255,255,0.08); gap: 10px;
    }
    .term-prompt { font-family: var(--font-mono); color: #10b981; font-weight: 700; font-size: 0.85rem; }
    #terminal-input {
      flex: 1; background: transparent; border: none; outline: none;
      color: #ffffff; font-family: var(--font-mono); font-size: 0.88rem;
    }
    .terminal-input-row button {
      background: rgba(0,229,255,0.15); border: none; color: var(--accent);
      width: 32px; height: 32px; border-radius: 8px; cursor: pointer; transition: var(--transition);
    }
    .terminal-input-row button:hover { background: var(--accent); color: #000; }

    /* ── PROCESSUS DE TRAVAIL ── */
    .process-section { padding: 90px 40px; position: relative; }
    .process-grid {
      display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px;
    }
    .process-card {
      background: var(--card); border: 1px solid var(--card-border);
      border-radius: var(--radius); padding: 32px 24px; position: relative;
      transition: var(--transition); backdrop-filter: blur(10px);
    }
    .process-card:hover {
      transform: translateY(-6px); border-color: rgba(0,229,255,0.3);
      box-shadow: 0 15px 35px rgba(0,229,255,0.08);
    }
    .process-step-num {
      position: absolute; top: 20px; right: 20px;
      font-family: var(--font-display); font-size: 2.2rem; font-weight: 800;
      color: rgba(255,255,255,0.05); transition: var(--transition);
    }
    html.light .process-step-num { color: rgba(0,0,50,0.06); }
    .process-card:hover .process-step-num { color: var(--accent); opacity: 0.2; }
    .process-icon {
      width: 52px; height: 52px; border-radius: 14px;
      background: rgba(0,229,255,0.08); border: 1px solid rgba(0,229,255,0.2);
      color: var(--accent); display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem; margin-bottom: 20px;
    }
    .process-card h3 { font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 12px; color: var(--white); }
    .process-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

    /* ── CERTIFICATIONS (FULL WIDTH REFACTORED) ── */
    .certifications-block {
      margin-top: 60px;
      padding-top: 40px;
      border-top: 1px dashed rgba(255,255,255,0.1);
      width: 100%;
    }
    .certif-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 28px;
      flex-wrap: wrap;
      gap: 12px;
    }
    .sub-block-title {
      font-family: var(--font-display);
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--white);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .sub-block-title i {
      color: var(--accent);
      font-size: 1.3rem;
    }
    .certif-count {
      font-family: var(--font-mono);
      font-size: 0.76rem;
      color: var(--accent3);
      background: rgba(16,185,129,0.1);
      border: 1px solid rgba(16,185,129,0.25);
      padding: 4px 12px;
      border-radius: 20px;
      font-weight: 600;
    }
    .certifs-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      width: 100%;
    }
    .certif-card {
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: var(--radius);
      padding: 24px 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: var(--transition);
      backdrop-filter: blur(10px);
      position: relative;
      overflow: hidden;
    }
    .certif-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--accent), var(--accent2));
      opacity: 0;
      transition: var(--transition);
    }
    .certif-card:hover {
      border-color: rgba(0,229,255,0.35);
      transform: translateY(-6px);
      box-shadow: 0 15px 35px rgba(0,229,255,0.08);
      background: rgba(255,255,255,0.06);
    }
    .certif-card:hover::before {
      opacity: 1;
    }
    .certif-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 18px;
    }
    .certif-badge {
      width: 46px; height: 46px;
      border-radius: 14px;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.3rem;
      flex-shrink: 0;
    }
    .certif-badge.degree {
      background: rgba(124,58,237,0.15);
      border: 1px solid rgba(124,58,237,0.3);
      color: #a78bfa;
    }
    .certif-badge.dev {
      background: rgba(0,229,255,0.15);
      border: 1px solid rgba(0,229,255,0.3);
      color: var(--accent);
    }
    .certif-badge.net {
      background: rgba(16,185,129,0.15);
      border: 1px solid rgba(16,185,129,0.3);
      color: var(--accent3);
    }
    .certif-badge.sec {
      background: rgba(244,63,94,0.15);
      border: 1px solid rgba(244,63,94,0.3);
      color: #f43f5e;
    }
    .certif-tag {
      font-family: var(--font-mono);
      font-size: 0.7rem;
      color: var(--text-muted);
      background: rgba(255,255,255,0.04);
      border: 1px solid var(--card-border);
      padding: 3px 10px;
      border-radius: 12px;
      font-weight: 500;
    }
    .certif-info h4 {
      font-family: var(--font-display);
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 6px;
      line-height: 1.35;
    }
    .certif-info span {
      display: block;
      font-size: 0.82rem;
      color: var(--accent);
      font-weight: 600;
      margin-bottom: 10px;
    }
    .certif-info p {
      font-size: 0.78rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin: 0;
    }

    /* ── DEVIS EXPRESS ── */
    .devis-section { padding: 90px 40px; background: var(--bg2); position: relative; }
    .devis-wrapper {
      display: grid; grid-template-columns: 1.5fr 1fr; gap: 30px; margin-top: 40px; align-items: start;
    }
    .devis-options {
      background: var(--card); border: 1px solid var(--card-border);
      border-radius: var(--radius); padding: 32px; backdrop-filter: blur(10px);
    }
    .devis-group { margin-bottom: 28px; }
    .devis-group:last-child { margin-bottom: 0; }
    .devis-label {
      display: block; font-family: var(--font-display); font-size: 0.92rem; font-weight: 700;
      color: var(--white); margin-bottom: 14px; text-transform: uppercase; letter-spacing: 0.05em;
    }
    .devis-label i { color: var(--accent); margin-right: 6px; }

    .devis-grid-options {
      display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
    }
    .devis-opt {
      background: rgba(255,255,255,0.03); border: 1px solid var(--card-border);
      border-radius: 12px; padding: 16px; text-align: left; cursor: pointer;
      color: var(--text); transition: var(--transition); display: flex; flex-direction: column; gap: 4px;
    }
    .devis-opt i { font-size: 1.4rem; color: var(--accent); margin-bottom: 4px; }
    .devis-opt strong { font-size: 0.88rem; color: var(--white); }
    .devis-opt small { font-size: 0.72rem; color: var(--text-muted); }
    .devis-opt.active {
      background: rgba(0,229,255,0.1); border-color: var(--accent);
      box-shadow: 0 0 15px rgba(0,229,255,0.15);
    }

    .devis-checkboxes { display: flex; flex-direction: column; gap: 12px; }
    .devis-check {
      display: flex; align-items: center; gap: 12px; cursor: pointer;
      font-size: 0.85rem; color: var(--text-muted); transition: var(--transition);
      background: rgba(255,255,255,0.02); padding: 12px 16px; border-radius: 10px; border: 1px solid var(--card-border);
    }
    .devis-check:hover { color: var(--white); border-color: rgba(255,255,255,0.15); }
    .devis-check input { display: none; }
    .check-box {
      width: 18px; height: 18px; border-radius: 4px; border: 2px solid var(--text-muted);
      display: inline-block; position: relative; transition: var(--transition); flex-shrink: 0;
    }
    .devis-check input:checked + .check-box {
      background: var(--accent); border-color: var(--accent);
    }
    .devis-check input:checked + .check-box::after {
      content: '✓'; position: absolute; inset: 0; color: #000;
      font-size: 12px; font-weight: bold; display: flex; align-items: center; justify-content: center;
    }

    .devis-radio-group { display: flex; gap: 16px; }
    .devis-radio {
      flex: 1; padding: 12px; border-radius: 10px; border: 1px solid var(--card-border);
      background: rgba(255,255,255,0.02); cursor: pointer; font-size: 0.8rem; color: var(--text-muted);
      display: flex; align-items: center; justify-content: center; transition: var(--transition);
    }
    .devis-radio input { display: none; }
    .devis-radio.active {
      background: rgba(124,58,237,0.15); border-color: var(--accent2); color: var(--white); font-weight: 600;
    }

    .devis-summary-panel {
      background: linear-gradient(145deg, rgba(124,58,237,0.12), rgba(0,229,255,0.08));
      border: 1px solid rgba(0,229,255,0.25); border-radius: var(--radius);
      padding: 32px; backdrop-filter: blur(12px); position: sticky; top: 90px;
    }
    .summary-badge {
      font-family: var(--font-mono); font-size: 0.75rem; color: var(--accent);
      letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 20px;
      display: flex; align-items: center; gap: 6px;
    }
    .summary-price-box { margin-bottom: 20px; text-align: center; }
    .summary-price-box small { font-size: 0.78rem; color: var(--text-muted); display: block; }
    .price-val {
      font-family: var(--font-display); font-size: 2.2rem; font-weight: 800; color: var(--white);
      text-shadow: 0 0 20px rgba(0,229,255,0.3); margin: 6px 0;
    }
    .price-sub { font-size: 0.8rem; color: var(--accent3); font-weight: 500; }
    .summary-delay-box {
      background: rgba(255,255,255,0.04); border-radius: 10px; padding: 12px;
      font-size: 0.85rem; color: var(--text); text-align: center; margin-bottom: 20px;
    }
    .summary-delay-box strong { color: var(--accent); }
    .summary-note { font-size: 0.74rem; color: var(--text-muted); margin-bottom: 24px; text-align: center; }
    .devis-send-btn { width: 100%; justify-content: center; padding: 14px; font-size: 0.92rem; }

    /* ── FAQ ── */
    .faq-section { padding: 90px 40px; }
    .faq-accordion { max-width: 900px; margin: 40px auto 0; display: flex; flex-direction: column; gap: 14px; }
    .faq-item {
      background: var(--card); border: 1px solid var(--card-border);
      border-radius: 14px; overflow: hidden; transition: var(--transition);
    }
    .faq-question {
      width: 100%; padding: 20px 24px; background: transparent; border: none;
      color: var(--white); font-family: var(--font-body); font-size: 0.98rem; font-weight: 600;
      display: flex; align-items: center; justify-content: space-between; gap: 16px;
      cursor: pointer; text-align: left; transition: var(--transition);
    }
    .faq-question i.bi-question-circle-fill { color: var(--accent); margin-right: 8px; }
    .faq-icon { transition: transform 0.3s ease; color: var(--text-muted); }
    .faq-item.active { border-color: rgba(0,229,255,0.3); background: rgba(255,255,255,0.04); }
    .faq-item.active .faq-icon { transform: rotate(180deg); color: var(--accent); }
    .faq-answer {
      max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0,1,0,1);
      padding: 0 24px; color: var(--text-muted); font-size: 0.88rem; line-height: 1.7;
    }
    .faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 20px; }

    /* ── MODAL PROJET ── */
    .project-modal {
      position: fixed; inset: 0; z-index: 9990;
      display: flex; align-items: center; justify-content: center; padding: 20px;
      opacity: 0; pointer-events: none; transition: opacity 0.3s ease;
    }
    .project-modal.active { opacity: 1; pointer-events: auto; }
    .modal-backdrop {
      position: absolute; inset: 0; background: rgba(5,5,16,0.85); backdrop-filter: blur(12px);
    }
    .modal-content {
      position: relative; z-index: 1; width: 100%; max-width: 800px;
      background: var(--bg2); border: 1px solid rgba(0,229,255,0.3);
      border-radius: var(--radius); padding: 32px; overflow: hidden;
      transform: scale(0.95); transition: transform 0.3s ease;
      box-shadow: 0 25px 60px rgba(0,0,0,0.8);
    }
    .project-modal.active .modal-content { transform: scale(1); }
    .modal-close {
      position: absolute; top: 16px; right: 16px; background: rgba(255,255,255,0.05);
      border: 1px solid var(--card-border); color: var(--text-muted); width: 36px; height: 36px;
      border-radius: 50%; cursor: pointer; transition: var(--transition);
      display: flex; align-items: center; justify-content: center;
    }
    .modal-close:hover { color: #fff; background: rgba(255,0,0,0.2); }
    .modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
    .modal-img-wrap { border-radius: 12px; overflow: hidden; border: 1px solid var(--card-border); }
    .modal-img-wrap img { width: 100%; height: auto; display: block; object-fit: cover; }
    .modal-cat { font-family: var(--font-mono); font-size: 0.75rem; color: var(--accent); text-transform: uppercase; }
    .modal-info h3 { font-family: var(--font-display); font-size: 1.3rem; margin: 6px 0 12px; color: var(--white); }
    .modal-info p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 16px; line-height: 1.6; }
    .modal-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 20px; }
    .modal-actions { display: flex; gap: 12px; }

    /* ── TOAST NOTIFICATION ── */
    .toast-container {
      position: fixed; bottom: 30px; right: 30px; z-index: 9999;
      display: flex; flex-direction: column; gap: 10px; pointer-events: none;
    }
    .toast-msg {
      background: rgba(12,12,32,0.92); border: 1px solid var(--accent);
      color: var(--white); font-family: var(--font-body); font-size: 0.84rem;
      padding: 12px 20px; border-radius: 10px; backdrop-filter: blur(10px);
      box-shadow: 0 10px 30px rgba(0,0,0,0.5); pointer-events: auto;
      display: flex; align-items: center; gap: 10px;
      animation: toastSlideIn 0.4s cubic-bezier(0.16,1,0.3,1);
    }
    @keyframes toastSlideIn {
      from { transform: translateX(100%); opacity: 0; }
      to { transform: translateX(0); opacity: 1; }
    }

    /* Additional Responsive Adjustments */
    @media (max-width: 1100px) {
      .process-grid { grid-template-columns: repeat(2, 1fr); }
      .devis-wrapper { grid-template-columns: 1fr; }
      .devis-summary-panel { position: static; }
      .modal-grid { grid-template-columns: 1fr; }
      .certifs-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 640px) {
      .process-grid { grid-template-columns: 1fr; }
      .certifs-grid { grid-template-columns: 1fr; }
      .devis-grid-options { grid-template-columns: 1fr; }
      .terminal-section, .process-section, .devis-section, .faq-section { padding: 60px 20px; }
      .terminal-quick-actions { display: none; }
    }

    /* ── UI / UX ENHANCEMENTS ── */

    /* Form Inputs Focus Ring & Validation */
    input:focus, textarea:focus, select:focus {
      outline: none;
      border-color: var(--accent) !important;
      box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.25) !important;
    }
    .char-count-bar {
      display: flex; justify-content: flex-end; margin-top: 6px;
    }
    #char-counter {
      font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted);
    }
    #char-counter.limit-near { color: #f59e0b; }
    #char-counter.limit-reached { color: #f43f5e; font-weight: 600; }

    /* Service Card Interactive Hover & Arrow */
    .service-card {
      cursor: pointer; position: relative; overflow: hidden;
    }
    .service-card::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
      background: linear-gradient(90deg, var(--accent), var(--accent2));
      opacity: 0; transition: var(--transition);
    }
    .service-card:hover::before { opacity: 1; }
    .service-card:hover .service-arrow {
      color: var(--accent); transform: translateX(6px);
    }
    .service-arrow { transition: var(--transition); }

    /* Scroll Indicator Cursor Pointer */
    .scroll-indicator { cursor: pointer; }
    .scroll-indicator:hover span { color: var(--accent); }

    /* Floating WhatsApp FAB Pulse */
    #whatsapp-fab {
      animation: fabPulse 2.5s infinite;
    }
    @keyframes fabPulse {
      0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
      70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
      100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
    }

    /* ── FADE IN ANIMATIONS (Apple Smooth Reveal) ── */
    .fade-in {
      opacity: 0;
      transform: translateY(28px);
      transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
      will-change: opacity, transform;
    }
    .fade-in.visible {
      opacity: 1 !important;
      transform: translateY(0) !important;
    }