:root{
    --charcoal-900:#0d0e0f;
    --charcoal-800:#17181a;
    --charcoal-700:#212224;
    --line:#2c2d2f;
    --paper:#f2f2f0;
    --paper-dim:#9a9b98;
    --orange:#ff4a0a;
    --orange-dim:#cc3c08;
    --orange-light:#ff6b3d;

    --display:'Space Grotesk', sans-serif;
    --body:'IBM Plex Sans', sans-serif;
    --mono:'IBM Plex Mono', monospace;
  }

  *{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; }

  body{
    margin:0;
    background:var(--charcoal-900);
    color:var(--paper);
    font-family:var(--body);
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }

  a{ color:inherit; }

  h1,h2,h3{
    font-family:var(--display);
    font-weight:600;
    margin:0;
    letter-spacing:-0.01em;
  }

  .eyebrow{
    font-family:var(--mono);
    font-size:0.78rem;
    letter-spacing:0.12em;
    text-transform:uppercase;
    color:var(--orange);
  }

  .wrap{
    max-width:1080px;
    margin:0 auto;
    padding:0 24px;
  }

  :focus-visible{
    outline:2px solid var(--orange);
    outline-offset:3px;
  }

  /* ---------- Header ---------- */
  header{
    position:sticky;
    top:0;
    z-index:20;
    background:rgba(24,25,27,0.88);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  .nav{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:18px 0;
  }
  .logo{
    display:flex;
    align-items:center;
  }
  .logo img{
    height:44px;
    width:auto;
    display:block;
  }
  @media (max-width:720px){
    .logo img{ height:36px; }
  }
  .nav-links{
    display:flex;
    gap:28px;
    font-size:0.92rem;
    color:var(--paper-dim);
  }
  .nav-links a:hover{ color:var(--paper); }
  .nav-cta{
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:var(--orange);
    color:var(--charcoal-900);
    font-weight:600;
    font-size:0.88rem;
    padding:9px 18px;
    border-radius:5px;
    text-decoration:none;
    transition:background 0.15s ease;
  }
  .nav-cta:hover{ background:var(--orange-light); }

  @media (max-width:720px){
    .nav-links{ display:none; }
  }

  /* ---------- Hero ---------- */
  .hero{
    position:relative;
    padding:96px 0 88px;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1.1fr 0.9fr;
    gap:56px;
    align-items:center;
  }
  @media (max-width:860px){
    .hero-grid{ grid-template-columns:1fr; }
  }
  .hero h1{
    font-size:clamp(2.1rem, 4.2vw, 3.15rem);
    line-height:1.08;
    margin:18px 0 22px;
  }
  .hero h1 em{
    font-style:normal;
    color:var(--orange);
  }
  .hero p.lead{
    font-size:1.08rem;
    color:var(--paper-dim);
    max-width:46ch;
    margin:0 0 32px;
  }
  .hero-ctas{
    display:flex;
    gap:14px;
    flex-wrap:wrap;
  }
  .btn-primary{
    display:inline-flex;
    align-items:center;
    gap:10px;
    background:var(--orange);
    color:var(--charcoal-900);
    font-weight:600;
    font-size:0.98rem;
    padding:14px 24px;
    border-radius:6px;
    text-decoration:none;
    transition:background 0.15s ease, transform 0.15s ease;
  }
  .btn-primary:hover{ background:var(--orange-light); transform:translateY(-1px); }
  .btn-secondary{
    display:inline-flex;
    align-items:center;
    gap:8px;
    color:var(--paper);
    font-weight:500;
    font-size:0.98rem;
    padding:14px 8px;
    text-decoration:none;
    border-bottom:1px solid var(--line);
  }
  .btn-secondary:hover{ border-color:var(--paper-dim); }

  /* Scope panel - signature element */
  .scope-panel{
    background:var(--charcoal-800);
    border:1px solid var(--line);
    border-radius:10px;
    padding:22px 22px 18px;
  }
  .scope-head{
    display:flex;
    justify-content:space-between;
    align-items:baseline;
    font-family:var(--mono);
    font-size:0.72rem;
    color:var(--paper-dim);
    margin-bottom:10px;
    letter-spacing:0.05em;
  }
  .scope-head .live{ color:var(--orange); }
  .scope-head .live::before{
    content:'●';
    margin-right:5px;
    font-size:0.6rem;
    animation:blink 1.6s ease-in-out infinite;
  }
  @keyframes blink{ 50%{ opacity:0.25; } }

  svg.trace{ width:100%; height:auto; display:block; }
  .trace path{
    fill:none;
    stroke:var(--orange);
    stroke-width:2;
    stroke-linecap:round;
    stroke-linejoin:round;
  }
  .trace .trace-glow{
    stroke:var(--orange);
    opacity:0.18;
    stroke-width:7;
  }
  .trace-dash{
    stroke-dasharray:900;
    stroke-dashoffset:900;
    animation:draw 3.2s ease-in-out infinite;
  }
  @keyframes draw{
    0%{ stroke-dashoffset:900; }
    55%{ stroke-dashoffset:0; }
    100%{ stroke-dashoffset:-900; }
  }
  .scope-foot{
    display:flex;
    justify-content:space-between;
    margin-top:10px;
    font-family:var(--mono);
    font-size:0.74rem;
    color:var(--paper-dim);
  }
  .scope-foot b{ color:var(--paper); font-weight:500; }

  @media (prefers-reduced-motion: reduce){
    .trace-dash{ animation:none; stroke-dasharray:none; }
    .scope-head .live::before{ animation:none; }
  }

  /* ---------- Section shared ---------- */
  section.block{ padding:76px 0; border-bottom:1px solid var(--line); }
  .block h2{
    font-size:clamp(1.5rem, 2.6vw, 1.9rem);
    margin:12px 0 18px;
  }
  .block-lead{
    color:var(--paper-dim);
    max-width:62ch;
    font-size:1.02rem;
  }

  /* ---------- Quem somos ---------- */
  .about-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:48px;
    margin-top:36px;
  }
  @media (max-width:780px){ .about-grid{ grid-template-columns:1fr; } }
  .about-grid p{ color:var(--paper-dim); font-size:1rem; }
  .about-grid p strong{ color:var(--paper); font-weight:500; }
  .stack-list{ list-style:none; margin:0; padding:0; display:grid; gap:14px; }
  .stack-list li{
    display:flex;
    gap:12px;
    font-size:0.95rem;
    color:var(--paper-dim);
    padding-bottom:14px;
    border-bottom:1px solid var(--line);
  }
  .stack-list li:last-child{ border-bottom:none; }
  .stack-list b{ font-family:var(--mono); color:var(--orange); font-weight:500; min-width:1.4em; }

  /* ---------- Serviços ---------- */
  .services{
    display:grid;
    grid-template-columns:repeat(auto-fill, minmax(230px, 1fr));
    gap:14px;
    margin-top:36px;
  }
  .svc-card{
    background:var(--charcoal-800);
    border:1px solid var(--line);
    border-radius:8px;
    padding:22px 20px;
    text-decoration:none;
    color:var(--paper);
    display:flex;
    flex-direction:column;
    gap:14px;
    transition:border-color 0.15s ease, transform 0.15s ease;
  }
  .svc-card:hover{ border-color:var(--orange-dim); transform:translateY(-2px); }
  .svc-name{ font-weight:600; font-size:1.01rem; line-height:1.3; }
  .svc-price{
    font-family:var(--mono);
    color:var(--orange);
    font-size:0.95rem;
  }
  .svc-arrow{
    margin-top:auto;
    font-family:var(--mono);
    font-size:0.8rem;
    color:var(--paper-dim);
    display:flex;
    align-items:center;
    gap:6px;
  }
  .svc-card:hover .svc-arrow{ color:var(--orange); }

  /* ---------- Como funciona ---------- */
  .steps{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:28px;
    margin-top:40px;
    counter-reset:step;
  }
  @media (max-width:780px){ .steps{ grid-template-columns:1fr; } }
  .step{ position:relative; padding-top:6px; }
  .step-num{
    font-family:var(--mono);
    font-size:0.85rem;
    color:var(--orange);
    display:block;
    margin-bottom:14px;
  }
  .step h3{ font-size:1.08rem; margin-bottom:8px; font-weight:600; }
  .step p{ color:var(--paper-dim); font-size:0.94rem; margin:0; }
  .step-note{
    margin-top:32px;
    font-size:0.92rem;
    color:var(--paper-dim);
    border-left:2px solid var(--orange);
    padding:10px 0 10px 18px;
  }
  .step-note b{ color:var(--paper); font-weight:500; }

  /* ---------- Contato ---------- */
  .contact-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:48px;
    margin-top:36px;
    align-items:start;
  }
  @media (max-width:780px){ .contact-grid{ grid-template-columns:1fr; } }
  .info-list{ list-style:none; margin:0; padding:0; display:grid; gap:20px; }
  .info-list dt{
    font-family:var(--mono);
    font-size:0.74rem;
    text-transform:uppercase;
    letter-spacing:0.08em;
    color:var(--paper-dim);
    margin-bottom:4px;
  }
  .info-list dd{ margin:0; font-size:1rem; }
  .map-frame{
    border:1px solid var(--line);
    border-radius:8px;
    overflow:hidden;
    height:260px;
  }
  .map-frame iframe{ width:100%; height:100%; border:0; filter:grayscale(0.4) invert(0.92) contrast(0.9); }

  /* ---------- Footer ---------- */
  footer{ padding:40px 0; }
  .foot-row{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:14px;
    font-size:0.85rem;
    color:var(--paper-dim);
  }
  .foot-row a{ text-decoration:none; }
  .foot-row a:hover{ color:var(--paper); }

  /* ---------- Blog: listing ---------- */
  .blog-hero{
    padding:64px 0 48px;
    border-bottom:1px solid var(--line);
  }
  .blog-hero h1{
    font-size:clamp(1.9rem, 3.6vw, 2.6rem);
    margin:14px 0 14px;
  }
  .blog-list{
    display:grid;
    gap:16px;
    margin-top:36px;
  }
  .post-card{
    display:block;
    background:var(--charcoal-800);
    border:1px solid var(--line);
    border-radius:8px;
    padding:26px 28px;
    text-decoration:none;
    color:var(--paper);
    transition:border-color 0.15s ease, transform 0.15s ease;
  }
  .post-card:hover{ border-color:var(--orange-dim); transform:translateY(-2px); }
  .post-card .post-tag{
    font-family:var(--mono);
    font-size:0.72rem;
    color:var(--orange);
    text-transform:uppercase;
    letter-spacing:0.06em;
    display:block;
  }
  .post-card h2{
    font-size:1.15rem;
    margin:4px 0 8px;
  }
  .post-card p{
    color:var(--paper-dim);
    font-size:0.94rem;
    margin:0;
  }
  .post-card .post-read{
    margin-top:12px;
    font-family:var(--mono);
    font-size:0.8rem;
    color:var(--paper-dim);
    display:inline-flex;
    align-items:center;
    gap:6px;
  }
  .post-card:hover .post-read{ color:var(--orange); }

  /* ---------- Blog: article ---------- */
  .article-header{
    padding:56px 0 32px;
    border-bottom:1px solid var(--line);
  }
  .article-header .eyebrow{ margin-bottom:14px; display:block; }
  .article-header h1{
    font-size:clamp(1.8rem, 3.4vw, 2.5rem);
    line-height:1.15;
    margin:0 0 18px;
  }
  .article-meta{
    font-family:var(--mono);
    font-size:0.82rem;
    color:var(--paper-dim);
  }
  .article-body{
    padding:48px 0 24px;
    max-width:740px;
  }
  .article-body h2{
    font-size:1.4rem;
    margin:40px 0 16px;
  }
  .article-body h2:first-child{ margin-top:0; }
  .article-body p{
    color:var(--paper-dim);
    font-size:1.03rem;
    margin:0 0 20px;
  }
  .article-body strong{ color:var(--paper); font-weight:600; }
  .article-body ul{
    margin:0 0 24px;
    padding-left:22px;
    color:var(--paper-dim);
    display:grid;
    gap:10px;
  }
  .article-body ul li::marker{ color:var(--orange); }
  .article-cta{
    margin:44px 0 8px;
    padding:28px;
    background:var(--charcoal-800);
    border:1px solid var(--line);
    border-radius:8px;
  }
  .article-cta p{ margin:0 0 16px; color:var(--paper); font-size:1rem; }
  .back-link{
    display:inline-flex;
    align-items:center;
    gap:8px;
    color:var(--paper-dim);
    text-decoration:none;
    font-size:0.9rem;
    margin-bottom:8px;
  }
  .back-link:hover{ color:var(--paper); }