:root{
    --bg:#0a0a0a;
    --bg-soft:rgba(18,18,21,0.6);
    --panel:rgba(24,24,27,0.65);
    --white:#f5f4f0;
    --gray:#9c9b98;
    --gray-dim:#6b6965;
    --red:#eb473d;
    --green:#6bc044;
    --blue:#2c6bff;
    --magenta:#d62dee;
    --line: rgba(245,244,240,0.14);
    --ff-display:'Archivo Black', 'Archivo', sans-serif;
    --ff-body:'Archivo', -apple-system, sans-serif;
    --ff-mono:'IBM Plex Mono', monospace;
  }

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

  html{scroll-behavior:smooth;}

  body{
    background:#07070a;
    color:var(--white);
    font-family:var(--ff-body);
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
    position:relative;
  }

  /* ---------- RGB HALFTONE BACKGROUND ---------- */
  .bg-fx{
    position:fixed;inset:0;z-index:-3;pointer-events:none;
    background:
      radial-gradient(circle at 14% 12%, rgba(90,230,90,0.42), transparent 42%),
      radial-gradient(circle at 46% 38%, rgba(44,107,255,0.42), transparent 46%),
      radial-gradient(circle at 78% 18%, rgba(214,45,238,0.36), transparent 42%),
      radial-gradient(circle at 88% 78%, rgba(235,71,61,0.4), transparent 42%),
      radial-gradient(circle at 12% 82%, rgba(70,200,120,0.3), transparent 40%),
      #07070a;
    filter:saturate(150%) hue-rotate(0deg);
    animation:bgHueShift 26s linear infinite;
  }
  @keyframes bgHueShift{
    0%{filter:saturate(150%) hue-rotate(0deg);}
    50%{filter:saturate(170%) hue-rotate(180deg);}
    100%{filter:saturate(150%) hue-rotate(360deg);}
  }
  .bg-fx::before{
    content:'';position:absolute;inset:0;
    background-image:radial-gradient(circle, rgba(255,255,255,0.9) 1px, transparent 1.6px);
    background-size:8px 8px;
    mix-blend-mode:overlay;
    opacity:0.4;
  }
  .bg-fx::after{
    content:'';position:absolute;inset:0;
    background:radial-gradient(circle at 50% 28%, transparent 0%, rgba(4,4,6,0.5) 55%, rgba(3,3,5,0.86) 100%);
  }

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
  }

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

  .wrap{max-width:1240px;margin:0 auto;padding:0 32px;}

  ::selection{background:var(--white);color:var(--bg);}

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

  /* ---------- NAV ---------- */
  header.site-nav{
    position:fixed;top:0;left:0;right:0;z-index:100;
    background:rgba(10,10,10,0.72);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{
    max-width:1240px;margin:0 auto;padding:18px 32px;
    display:flex;align-items:center;justify-content:space-between;
  }
  .nav-logo{display:flex;align-items:center;gap:10px;}
  .nav-logo img{height:26px;width:auto;}
  .nav-links{display:flex;gap:36px;align-items:center;}
  .nav-links a{
    font-size:13px;letter-spacing:0.06em;text-transform:uppercase;color:var(--gray);
    font-weight:500;transition:color .25s ease;position:relative;
  }
  .nav-links a:hover{color:var(--white);}
  .nav-cta{
    font-family:var(--ff-mono);font-size:12px;letter-spacing:0.03em;
    border:1px solid var(--line);padding:9px 18px;border-radius:2px;
    transition:border-color .25s ease, background .25s ease;
    white-space:nowrap;
  }
  .nav-cta:hover{border-color:var(--white);background:var(--white);color:var(--bg);}
  .nav-toggle{display:none;}

  /* ---------- HERO ---------- */
  .hero{
    min-height:100svh;
    display:flex;align-items:center;
    padding-top:110px;padding-bottom:60px;
    position:relative;
  }
  .hero-grid{
    display:grid;grid-template-columns:1.05fr 0.95fr;gap:40px;align-items:center;
    width:100%;
  }
  .eyebrow{
    font-family:var(--ff-mono);font-size:12px;letter-spacing:0.14em;text-transform:uppercase;
    color:var(--gray);margin-bottom:22px;display:flex;align-items:center;gap:10px;
  }
  .eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--green);
    box-shadow:0 0 8px var(--green);}
  h1.hero-title{
    font-family:var(--ff-display);
    font-size:clamp(40px, 5.4vw, 76px);
    line-height:0.98;
    letter-spacing:-0.01em;
    text-transform:uppercase;
    margin-bottom:26px;
  }
  h1.hero-title .accent-r{color:var(--red);}
  h1.hero-title .accent-g{color:var(--green);}
  h1.hero-title .accent-b{color:var(--blue);}
  .hero-sub{
    font-size:18px;line-height:1.6;color:#c9c8c4;max-width:480px;margin-bottom:36px;
    font-weight:400;
  }
  .hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center;}
  .btn-primary{
    background:var(--white);color:var(--bg);font-weight:700;font-size:14px;
    padding:16px 30px;border-radius:2px;letter-spacing:0.02em;
    transition:transform .25s ease, box-shadow .25s ease;
    display:inline-block;
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(245,244,240,0.15);}
  .btn-ghost{
    font-family:var(--ff-mono);font-size:13px;color:var(--gray);
    display:inline-flex;align-items:center;gap:8px;
    border-bottom:1px solid var(--gray-dim);padding-bottom:3px;
    transition:color .25s ease, border-color .25s ease;
  }
  .btn-ghost:hover{color:var(--white);border-color:var(--white);}

  .venn-stage{
    position:relative;height:440px;
    display:flex;align-items:center;justify-content:center;
  }
  .venn-stage svg{width:100%;height:100%;max-width:460px;}
  .venn-caption{
    position:absolute;bottom:-6px;left:50%;transform:translateX(-50%);
    font-family:var(--ff-mono);font-size:11px;color:var(--gray-dim);
    letter-spacing:0.08em;text-transform:uppercase;text-align:center;width:100%;
  }

  .scroll-cue{
    position:absolute;bottom:28px;left:32px;
    display:flex;align-items:center;gap:10px;
    font-family:var(--ff-mono);font-size:11px;color:var(--gray-dim);
    letter-spacing:0.1em;text-transform:uppercase;
  }
  .scroll-cue .bar{width:1px;height:28px;background:var(--gray-dim);position:relative;overflow:hidden;}
  .scroll-cue .bar::after{
    content:'';position:absolute;top:-28px;left:0;width:100%;height:100%;
    background:var(--white);
    animation:scrollpulse 2.2s ease-in-out infinite;
  }
  @keyframes scrollpulse{
    0%{transform:translateY(0);}
    100%{transform:translateY(56px);}
  }

  /* ---------- SECTION GENERIC ---------- */
  section{position:relative;padding:120px 0;}
  .section-head{max-width:640px;margin-bottom:70px;}
  .section-tag{
    font-family:var(--ff-mono);font-size:12px;letter-spacing:0.14em;text-transform:uppercase;
    color:var(--gray);margin-bottom:16px;display:block;
  }
  h2.section-title{
    font-family:var(--ff-display);
    font-size:clamp(30px,3.4vw,46px);
    text-transform:uppercase;
    line-height:1.05;
    letter-spacing:-0.005em;
  }
  .section-body-text{color:#c9c8c4;font-size:17px;line-height:1.7;margin-top:20px;max-width:560px;}

  /* ---------- MANIFESTO (triptych) ---------- */
  .manifesto{border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .manifesto-intro{max-width:620px;margin-bottom:60px;}
  .triptych{
    display:grid;grid-template-columns:repeat(3,1fr);
    border:1px solid var(--line);
  }
  .triptych-panel{
    padding:44px 36px 48px;
    position:relative;
    border-right:1px solid var(--line);
    min-height:360px;
    display:flex;flex-direction:column;
  }
  .triptych-panel:last-child{border-right:none;}
  .triptych-panel::before{
    content:'';position:absolute;top:0;left:0;right:0;height:3px;
  }
  .triptych-panel[data-act="1"]::before{background:var(--red);}
  .triptych-panel[data-act="2"]::before{background:var(--green);}
  .triptych-panel[data-act="3"]::before{background:var(--blue);}
  .triptych-panel[data-act="1"]{background:radial-gradient(circle at 30% 0%, rgba(235,71,61,0.14), transparent 60%);}
  .triptych-panel[data-act="2"]{background:radial-gradient(circle at 30% 0%, rgba(107,192,68,0.14), transparent 60%);}
  .triptych-panel[data-act="3"]{background:radial-gradient(circle at 30% 0%, rgba(44,107,255,0.16), transparent 60%);}
  .act-label{
    font-family:var(--ff-mono);font-size:11px;letter-spacing:0.12em;text-transform:uppercase;
    color:var(--gray-dim);margin-bottom:28px;display:flex;align-items:center;gap:10px;
  }
  .act-label .num{
    font-family:var(--ff-display);font-size:30px;color:var(--line);line-height:1;
  }
  .triptych-panel h3{
    font-family:var(--ff-display);font-size:clamp(22px,2vw,27px);text-transform:uppercase;
    line-height:1.12;margin-bottom:18px;
  }
  .triptych-panel p{color:var(--gray);font-size:15.5px;line-height:1.7;flex-grow:1;}
  .triptych-panel .act-tag{
    margin-top:24px;font-family:var(--ff-mono);font-size:11px;color:var(--gray-dim);
    letter-spacing:0.06em;text-transform:uppercase;
  }

  /* ---------- PROCESS (R G B stages) ---------- */
  .process-list{display:flex;flex-direction:column;border-top:1px solid var(--line);}
  .process-item{
    display:grid;grid-template-columns:120px 1fr 1.2fr;gap:40px;
    padding:48px 0;border-bottom:1px solid var(--line);
    align-items:center;
    transition:background .3s ease;
  }
  .process-item:hover{background:rgba(255,255,255,0.02);}
  .process-channel{
    font-family:var(--ff-mono);font-size:14px;letter-spacing:0.08em;
    display:flex;align-items:center;gap:12px;
  }
  .channel-swatch{width:14px;height:14px;border-radius:50%;flex-shrink:0;}
  .process-title-col h3{
    font-family:var(--ff-display);font-size:clamp(22px,2.4vw,32px);text-transform:uppercase;
    letter-spacing:-0.005em;margin-bottom:10px;
  }
  .process-title-col .process-eyebrow{
    font-family:var(--ff-mono);font-size:11px;color:var(--gray-dim);letter-spacing:0.1em;text-transform:uppercase;
  }
  .process-desc{color:var(--gray);font-size:15.5px;line-height:1.65;}
  .process-desc strong{color:var(--white);font-weight:600;}

  .process-item[data-ch="r"] .channel-swatch{background:var(--red);box-shadow:0 0 12px rgba(235,71,61,0.6);}
  .process-item[data-ch="g"] .channel-swatch{background:var(--green);box-shadow:0 0 12px rgba(107,192,68,0.6);}
  .process-item[data-ch="b"] .channel-swatch{background:var(--blue);box-shadow:0 0 12px rgba(24,49,200,0.7);}

  /* ---------- CLIENTES ---------- */
  .clientes-list{
    border-top:1px solid var(--line);
    display:grid;grid-template-columns:1fr 1fr;
  }
  .cliente-item{
    display:flex;align-items:center;gap:16px;
    padding:26px 32px;border-bottom:1px solid var(--line);
    font-family:var(--ff-mono);font-size:15px;letter-spacing:0.03em;
    color:var(--gray);
    transition:color .25s ease, padding-left .25s ease;
  }
  .cliente-item:nth-child(odd){border-right:1px solid var(--line);}
  .cliente-item:hover{color:var(--white);padding-left:40px;}
  .cliente-item .ch-dot{
    width:7px;height:7px;border-radius:50%;flex-shrink:0;
    transition:box-shadow .25s ease;
  }
  .cliente-item:hover .ch-dot.dot-r{box-shadow:0 0 10px var(--red);}
  .cliente-item:hover .ch-dot.dot-g{box-shadow:0 0 10px var(--green);}
  .cliente-item:hover .ch-dot.dot-b{box-shadow:0 0 10px var(--blue);}
  .dot-r{background:var(--red);}
  .dot-g{background:var(--green);}
  .dot-b{background:var(--blue);}
  .clientes-foot{
    padding:22px 32px 0;font-family:var(--ff-mono);font-size:11px;color:var(--gray-dim);
    letter-spacing:0.06em;
  }

  /* ---------- CIDADES ---------- */
  .cidades{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .cidades-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);}
  .cidade-card{background:var(--bg);padding:52px 44px;position:relative;}
  .cidade-card .city-tag{
    font-family:var(--ff-mono);font-size:12px;letter-spacing:0.12em;text-transform:uppercase;
    color:var(--gray-dim);margin-bottom:18px;display:block;
  }
  .cidade-card h3{
    font-family:var(--ff-display);font-size:clamp(26px,3vw,36px);text-transform:uppercase;margin-bottom:22px;
  }
  .cidade-card address{font-style:normal;color:var(--gray);font-size:15px;line-height:1.8;margin-bottom:26px;}
  .signal-row{display:flex;align-items:center;gap:10px;font-family:var(--ff-mono);font-size:12px;color:var(--gray-dim);}
  .signal-dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:blink 1.8s ease-in-out infinite;}
  @keyframes blink{0%,100%{opacity:1;}50%{opacity:0.25;}}
  .cidades-note{
    text-align:center;padding:26px 32px;font-family:var(--ff-mono);font-size:12px;color:var(--gray-dim);
    letter-spacing:0.05em;
  }

  /* ---------- CONTATO ---------- */
  .contato{padding-bottom:0;}
  .contato-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
  .contato-copy h2{margin-bottom:24px;}
  .contato-form{display:flex;flex-direction:column;gap:0;}
  .field{border-bottom:1px solid var(--line);padding:20px 0;}
  .field label{
    display:block;font-family:var(--ff-mono);font-size:11px;letter-spacing:0.08em;text-transform:uppercase;
    color:var(--gray-dim);margin-bottom:10px;
  }
  .field input, .field select, .field textarea{
    width:100%;background:transparent;border:none;color:var(--white);
    font-family:var(--ff-body);font-size:17px;padding:0;resize:none;
  }
  .field input::placeholder, .field textarea::placeholder{color:var(--gray-dim);}
  .field input:focus, .field select:focus, .field textarea:focus{outline:none;}
  .field select{appearance:none;-webkit-appearance:none;cursor:pointer;}
  .field select option{background:var(--panel);}
  .submit-row{margin-top:32px;display:flex;align-items:center;gap:20px;}
  .submit-row .btn-primary{border:none;cursor:pointer;}
  .form-note{font-family:var(--ff-mono);font-size:11px;color:var(--gray-dim);}
  .contact-email{
    display:inline-flex;align-items:center;margin-top:28px;
    font-family:var(--ff-mono);font-size:14px;color:var(--white);
    border-bottom:1px solid var(--line);padding-bottom:8px;
    transition:border-color .25s ease, color .25s ease;
  }
  .contact-email:hover{border-color:var(--white);color:var(--green);}

  /* ---------- FOOTER ---------- */
  footer{margin-top:120px;border-top:1px solid var(--line);padding:52px 0 36px;}
  .footer-grid{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:30px;}
  .footer-logo{display:flex;align-items:center;gap:12px;}
  .footer-logo img{height:30px;width:auto;}
  .footer-meta{font-family:var(--ff-mono);font-size:12px;color:var(--gray-dim);line-height:1.8;text-align:right;}
  .footer-meta a:hover{color:var(--white);}
  .footer-bottom{
    margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
    font-family:var(--ff-mono);font-size:11px;color:var(--gray-dim);
  }

  /* ---------- REVEAL ---------- */
  .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease, transform .8s ease;}
  .reveal.is-visible{opacity:1;transform:translateY(0);}

  /* ---------- RESPONSIVE ---------- */
  @media (max-width:900px){
    .nav-links{display:none;}
    .hero-grid{grid-template-columns:1fr;}
    .venn-stage{height:320px;order:-1;margin-bottom:10px;}
    .manifesto-grid{grid-template-columns:1fr;}
    .triptych{grid-template-columns:1fr;}
    .triptych-panel{border-right:none;border-bottom:1px solid var(--line);min-height:0;}
    .triptych-panel:last-child{border-bottom:none;}
    .manifesto-index{position:static;flex-direction:row;align-items:center;margin-bottom:24px;}
    .manifesto-index .idx-num{font-size:36px;}
    .process-item{grid-template-columns:1fr;gap:14px;padding:32px 0;}
    .cidades-grid{grid-template-columns:1fr;}
    .contato-grid{grid-template-columns:1fr;gap:50px;}
    .footer-grid{flex-direction:column;align-items:flex-start;}
    .footer-meta{text-align:left;}
    .wrap{padding:0 22px;}
    .scroll-cue{display:none;}
  }