:root{
    --bg-dark:#121212;
    --bg-dark-2:#1a1a1a;
    --lime:#8BC53F;
    --lime-dark:#6fa62f;
    --orange:#F2994A;
    --blue:#4A90D9;
    --purple:#9B6BD9;
    --text-light:#ffffff;
    --text-muted:#a0a0a0;
    --text-body:#4a4a4a;
    --text-heading:#1a1a1a;
    --border-soft:#e8e8e8;
    --card-bg:#f7f7f5;
  }

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

  html{scroll-behavior:smooth;}

  body{
    font-family:'Inter', sans-serif;
    color:var(--text-body);
    background:#fff;
    -webkit-font-smoothing:antialiased;
  }

  h1,h2,h3,h4{
    font-family:'Manrope', sans-serif;
    color:var(--text-heading);
    font-weight:800;
    letter-spacing:-0.02em;
  }

  a{text-decoration:none;color:inherit;}
  ul{list-style:none;}
  img{max-width:100%;display:block;}

  .container{
    max-width:1160px;
    margin:0 auto;
    padding:0 32px;
  }

  /* ---------- NAV ---------- */
  header{
    background:var(--bg-dark);
    position:sticky;
    top:0;
    z-index:100;
  }
  nav{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:22px 0;
  }
  .logo{
    font-family:'Manrope', sans-serif;
    font-weight:800;
    font-size:18px;
    color:var(--text-light);
    letter-spacing:-0.01em;
  }
  .logo span{color:var(--lime);}
  .nav-links{
    display:flex;
    gap:36px;
  }
  .nav-links a{
    color:var(--text-muted);
    font-size:14px;
    font-weight:500;
    transition:color .2s ease;
  }
  .nav-links a:hover, .nav-links a:focus-visible{color:var(--text-light);}
  .nav-links a.active{color:var(--lime);}
  .nav-right{
    display:flex;
    align-items:center;
    gap:18px;
  }
  .nav-right a{
    color:var(--text-muted);
    font-size:14px;
    transition:color .2s ease;
  }
  .nav-right a:hover, .nav-right a:focus-visible{color:var(--lime);}
  .nav-toggle{display:none;}

  /* ---------- HERO ---------- */
  .hero{
    background:var(--bg-dark);
    padding:90px 0 70px;
  }
  .hero-inner{
    display:grid;
    grid-template-columns:1.15fr 0.85fr;
    align-items:center;
    gap:40px;
  }
  .eyebrow{
    color:var(--lime);
    font-size:13px;
    font-weight:700;
    letter-spacing:.14em;
    text-transform:uppercase;
    margin-bottom:18px;
  }
  .hero h1{
    color:var(--text-light);
    font-size:52px;
    line-height:1.08;
    margin-bottom:20px;
  }
  .hero p{
    color:var(--text-muted);
    font-size:16px;
    line-height:1.7;
    max-width:440px;
    margin-bottom:32px;
  }
  .btn{
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:var(--lime);
    color:#12210a;
    font-weight:700;
    font-size:14px;
    padding:14px 26px;
    border-radius:6px;
    border:none;
    cursor:pointer;
    transition:background .2s ease, transform .2s ease;
  }
  .btn:hover, .btn:focus-visible{background:var(--lime-dark); transform:translateY(-1px);}
  .btn:disabled{opacity:.6; cursor:not-allowed; transform:none;}
  .btn-outline{
    background:transparent;
    color:var(--text-light);
    border:1px solid #3a3a3a;
  }
  .btn-outline:hover{background:#222; }

  .hero-photo{
    width:100%;
    aspect-ratio:1/1;
    border-radius:50%;
    background:linear-gradient(155deg,#2a2a2a,#161616);
    display:flex;
    align-items:center;
    justify-content:center;
    overflow:hidden;
    border:1px solid #2c2c2c;
    max-width:340px;
    margin:0 auto;
  }
  .hero-photo svg{width:56%;color:#4a4a4a;}

  /* worked-with strip */
  .worked-with{
    margin-top:64px;
    padding-top:36px;
    border-top:1px solid #262626;
  }
  .worked-with-label{
    color:#6a6a6a;
    font-size:11px;
    font-weight:600;
    letter-spacing:.12em;
    text-transform:uppercase;
    margin-bottom:20px;
  }
  .quick-facts{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
  }
  .fact{
    display:flex;
    flex-direction:column;
    gap:6px;
  }
  .fact-label{
    color:#6a6a6a;
    font-size:11px;
    font-weight:600;
    letter-spacing:.08em;
    text-transform:uppercase;
  }
  .fact-value{
    color:var(--text-light);
    font-size:14.5px;
    font-weight:600;
  }

  /* ---------- SECTION HEADS ---------- */
  .section{padding:100px 0;}
  .section-head{
    text-align:center;
    max-width:560px;
    margin:0 auto 64px;
  }
  .section-head .eyebrow{color:var(--orange); justify-content:center; display:flex;}
  .section-head h2{
    font-size:36px;
    margin-bottom:16px;
  }
  .section-head p{
    font-size:16px;
    line-height:1.7;
    color:var(--text-body);
  }

  /* ---------- CASE STUDIES ---------- */
  .case-list{
    display:flex;
    flex-direction:column;
    gap:100px;
  }
  .case-row{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:56px;
    align-items:center;
  }
  .case-row.reverse .case-copy{order:2;}
  .case-row.reverse .case-media{order:1;}

  .tag{
    display:inline-block;
    font-size:11px;
    font-weight:700;
    letter-spacing:.06em;
    text-transform:uppercase;
    padding:5px 12px;
    border-radius:20px;
    color:#fff;
    margin-bottom:16px;
  }
  .tag.orange{background:var(--orange);}
  .tag.blue{background:var(--blue);}
  .tag.purple{background:var(--purple);}

  .case-copy h3{
    font-size:26px;
    margin-bottom:14px;
  }
  .case-copy p{
    font-size:15px;
    line-height:1.75;
    color:var(--text-body);
    margin-bottom:26px;
    max-width:420px;
  }
  .case-link{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-weight:700;
    font-size:13px;
    padding:12px 22px;
    border-radius:6px;
    color:#fff;
  }
  .case-link.orange{background:var(--orange);}
  .case-link.blue{background:var(--blue);}
  .case-link.purple{background:var(--purple);}
  .case-link:hover{filter:brightness(0.92);}

  .case-media{
    border-radius:12px;
    overflow:hidden;
    aspect-ratio:4/3;
    background:var(--card-bg);
    border:1px solid var(--border-soft);
  }
  .case-media img{width:100%;height:100%;object-fit:cover;}

  /* ---------- LANGUAGES ---------- */
  .lang-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
  }
  .lang-card{
    background:var(--card-bg);
    border:1px solid var(--border-soft);
    border-radius:12px;
    padding:24px;
  }
  .lang-top{
    display:flex;
    align-items:center;
    gap:14px;
    margin-bottom:18px;
  }
  .lang-mono{
    min-width:42px;height:42px;
    padding:0 8px;
    border-radius:8px;
    display:flex;align-items:center;justify-content:center;
    font-family:'Manrope',sans-serif;
    font-weight:800;
    font-size:12px;
    color:#fff;
    flex-shrink:0;
  }
  .lang-mono.orange{background:var(--orange);}
  .lang-mono.blue{background:var(--blue);}
  .lang-mono.purple{background:var(--purple);}
  .lang-card h4{font-size:16px; margin-bottom:2px;}
  .lang-level{font-size:12px; color:#8a8a8a; font-weight:600;}
  .bar-track{
    width:100%;
    height:6px;
    border-radius:4px;
    background:#e6e4de;
    overflow:hidden;
  }
  .bar-fill{
    height:100%;
    border-radius:4px;
  }
  .bar-fill.orange{background:var(--orange);}
  .bar-fill.blue{background:var(--blue);}
  .bar-fill.purple{background:var(--purple);}

  /* ---------- PROJECTS ---------- */
  .testimonials{background:var(--bg-dark-2);}
  .testimonials .section-head h2, .testimonials .section-head p{color:var(--text-light);}
  .testimonials .section-head p{color:var(--text-muted);}
  .proj-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  .proj-card{
    background:#212121;
    border:1px solid #2c2c2c;
    border-radius:12px;
    overflow:hidden;
    display:flex;
    flex-direction:column;
    transition:transform .2s ease, border-color .2s ease;
  }
  .proj-card:hover{transform:translateY(-4px); border-color:#3a3a3a;}
  .proj-media{
    aspect-ratio:16/10;
    background:var(--card-bg);
  }
  .proj-media img{width:100%;height:100%;object-fit:cover;}
  .proj-body{padding:24px;}
  .proj-tags{display:flex; gap:8px; margin-bottom:16px;}
  .proj-tags .tag{margin-bottom:0;}
  .proj-body h4{color:var(--text-light); font-size:17px; margin-bottom:10px;}
  .proj-body p{color:#a8a8a8; font-size:13.5px; line-height:1.65; margin-bottom:18px;}
  .proj-link{color:var(--lime); font-size:13px; font-weight:700;}
  .proj-link:hover{text-decoration:underline;}

  /* ---------- ABOUT ---------- */
  .about-inner{
    display:grid;
    grid-template-columns:0.8fr 1.2fr;
    gap:64px;
    align-items:start;
  }
  .about-media{
    aspect-ratio:4/5;
    border-radius:12px;
    background:var(--card-bg);
    border:1px solid var(--border-soft);
  }
  .about h2{font-size:34px; margin-bottom:20px;}
  .about p{font-size:15.5px; line-height:1.8; color:var(--text-body); margin-bottom:18px;}
  .stat-row{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
    margin-top:36px;
    padding-top:32px;
    border-top:1px solid var(--border-soft);
  }
  .stat-num{font-family:'Manrope',sans-serif; font-weight:800; font-size:30px; color:var(--text-heading);}
  .stat-label{font-size:12.5px; color:#8a8a8a; margin-top:4px;}

  /* ---------- CONTACT ---------- */
  .contact{background:var(--bg-dark);}
  .contact .section-head h2, .contact .section-head p{color:var(--text-light);}
  .contact .section-head p{color:var(--text-muted);}
  .contact-links{
    display:flex;
    justify-content:center;
    flex-wrap:wrap;
    gap:14px;
    margin-bottom:48px;
  }
  .contact-chip{
    display:flex;
    flex-direction:column;
    gap:3px;
    background:#1c1c1c;
    border:1px solid #2f2f2f;
    border-radius:10px;
    padding:14px 22px;
    min-width:200px;
    transition:border-color .2s ease, transform .2s ease;
  }
  .contact-chip:hover, .contact-chip:focus-visible{border-color:var(--lime); transform:translateY(-2px);}
  .contact-chip-label{
    color:var(--lime);
    font-size:11px;
    font-weight:700;
    letter-spacing:.08em;
    text-transform:uppercase;
  }
  .contact-chip-value{
    color:var(--text-light);
    font-size:13.5px;
    font-weight:500;
  }

  .contact-form{
    max-width:600px;
    margin:0 auto;
    display:grid;
    gap:18px;
  }
  .form-row{display:grid; grid-template-columns:1fr 1fr; gap:18px;}
  input, textarea{
    width:100%;
    background:#1c1c1c;
    border:1px solid #2f2f2f;
    border-radius:8px;
    padding:14px 16px;
    color:var(--text-light);
    font-family:'Inter',sans-serif;
    font-size:14px;
  }
  input::placeholder, textarea::placeholder{color:#666;}
  input:focus, textarea:focus{outline:2px solid var(--lime); outline-offset:1px;}
  textarea{resize:vertical; min-height:120px;}
  .contact-form .btn{justify-self:start; margin-top:6px;}
  .form-status{
    font-size:13.5px;
    color:var(--lime);
    min-height:18px;
  }
  .form-status.error{color:#e0674f;}

  /* ---------- FOOTER ---------- */
  footer{
    background:var(--bg-dark);
    border-top:1px solid #232323;
    padding:36px 0;
  }
  .footer-inner{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:16px;
  }
  .footer-inner p{color:#6a6a6a; font-size:13px;}
  .footer-social{display:flex; gap:16px;}
  .footer-social a{color:#8a8a8a; font-size:13px;}
  .footer-social a:hover{color:var(--lime);}

  /* ---------- BACK TO TOP ---------- */
  .back-to-top{
    position:fixed;
    bottom:28px;
    right:28px;
    width:44px;height:44px;
    border-radius:50%;
    background:var(--lime);
    color:#12210a;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:18px;
    font-weight:700;
    opacity:0;
    pointer-events:none;
    transform:translateY(10px);
    transition:opacity .25s ease, transform .25s ease;
    box-shadow:0 6px 18px rgba(0,0,0,.25);
    z-index:90;
  }
  .back-to-top.visible{opacity:1; pointer-events:auto; transform:translateY(0);}
  .back-to-top:hover, .back-to-top:focus-visible{background:var(--lime-dark);}

  /* ---------- SCROLL REVEAL ---------- */
  .reveal{
    opacity:0;
    transform:translateY(18px);
    transition:opacity .6s ease, transform .6s ease;
  }
  .reveal.in-view{opacity:1; transform:translateY(0);}

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    .reveal{opacity:1; transform:none; transition:none;}
    .back-to-top{transition:none;}
  }
  /* ---------- RESPONSIVE ---------- */
  @media (max-width:860px){
    .nav-links{
      position:absolute;
      top:100%; left:0; right:0;
      background:var(--bg-dark);
      flex-direction:column;
      padding:20px 32px;
      gap:18px;
      display:none;
      border-bottom:1px solid #262626;
    }
    .nav-links.open{display:flex;}
    .nav-toggle{
      display:block;
      background:none; border:none;
      color:var(--text-light);
      font-size:22px;
      cursor:pointer;
    }
    .hero-inner{grid-template-columns:1fr; text-align:center;}
    .hero p{margin-left:auto; margin-right:auto;}
    .hero-photo{margin-top:20px;}
    .worked-with{text-align:center;}
    .quick-facts{grid-template-columns:1fr 1fr; text-align:left;}
    .lang-grid{grid-template-columns:1fr 1fr;}
    .proj-grid{grid-template-columns:1fr;}
    .about-inner{grid-template-columns:1fr;}
    .stat-row{grid-template-columns:repeat(3,1fr);}
    .form-row{grid-template-columns:1fr;}
    .hero h1{font-size:38px;}
  }

  @media (max-width: 529px) {
    .lang-grid {
        grid-template-columns: 1fr;
    }

    .contact-links {
        box-sizing: border-box;
        display: block;
    }
}