:root{
    --navy:#0B3C5D; --navy-deep:#082B43; --teal:#1B8AA6; --teal-light:#2AA6C4;
    --orange:#FF8A3D; --yellow:#FFD166; --ink:#DCE9F1; --muted:#8FA9BA;
    --bg:#07121B; --card:#0D1F2E; --line:#1B3347; --head:#F2F8FB; color-scheme:dark;
    --radius:20px;
    --font:"Segoe UI","Helvetica Neue",Arial,system-ui,sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
  a{color:inherit;text-decoration:none}
  .wrap{width:min(1120px,92%);margin-inline:auto}
  h1,h2,h3{line-height:1.12;letter-spacing:-.02em}

  /* NAV */
  header{position:sticky;top:0;z-index:20;background:rgba(7,18,27,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:72px}
  .brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:1.35rem;letter-spacing:-.03em;color:var(--head)}
  .brand small{font-weight:400;color:var(--teal);letter-spacing:.18em;font-size:.62rem;display:block;margin-top:-4px;text-transform:lowercase}
  .brand svg{width:40px;height:40px;flex:none}
  nav ul{display:flex;gap:30px;list-style:none;align-items:center}
  nav a.link{font-size:.95rem;color:var(--muted);font-weight:500;transition:color .2s}
  nav a.link:hover{color:var(--head)}
  .btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:999px;font-weight:600;font-size:.98rem;border:2px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;font-family:inherit}
  .btn:hover{transform:translateY(-2px)}
  .btn-primary{background:var(--orange);color:var(--navy-deep);box-shadow:0 10px 24px -10px rgba(255,138,61,.8)}
  .btn-primary:hover{box-shadow:0 14px 28px -10px rgba(255,138,61,.9)}
  .btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
  .btn-ghost:hover{background:rgba(255,255,255,.08)}
  .btn-sm{padding:10px 20px;font-size:.9rem}

  /* HERO */
  .hero{background:radial-gradient(1100px 480px at 85% -10%,rgba(42,166,196,.28),transparent 60%),linear-gradient(160deg,#0A2538 0%,#050F17 100%);color:#fff;overflow:hidden}
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:88px 0 96px}
  .eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.82rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--yellow);margin-bottom:20px}
  .eyebrow::before{content:"</>";font-family:Consolas,Menlo,monospace;letter-spacing:0;color:var(--orange)}
  .hero h1{font-size:clamp(2.4rem,5.2vw,4rem);font-weight:800}
  .hero h1 em{font-style:normal;color:var(--yellow)}
  .hero p.lead{margin-top:22px;font-size:1.15rem;color:#CFE3EE;max-width:34em}
  .hero .cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
  .hero .meta{display:flex;gap:26px;flex-wrap:wrap;margin-top:38px;color:#A9C6D6;font-size:.92rem}
  .hero .meta span::before{content:"✓";color:var(--orange);margin-right:8px;font-weight:700}

  /* mockup */
  .mock{background:#0F2434;border-radius:22px;box-shadow:0 40px 80px -30px rgba(0,0,0,.6);overflow:hidden;transform:rotate(1.2deg);border:1px solid rgba(255,255,255,.1)}
  .mock .bar{display:flex;gap:7px;align-items:center;padding:13px 16px;background:#0A1824}
  .mock .bar i{width:10px;height:10px;border-radius:50%;display:block}
  .mock .bar i:nth-child(1){background:var(--orange)} .mock .bar i:nth-child(2){background:var(--yellow)} .mock .bar i:nth-child(3){background:#B8CAD6}
  .mock .url{margin-left:10px;flex:1;background:#07121B;border-radius:99px;height:22px;font-size:.7rem;color:var(--muted);display:flex;align-items:center;padding:0 12px}
  .mock .page{padding:22px;display:grid;gap:14px}
  .mock .m-hero{height:118px;border-radius:14px;background:linear-gradient(135deg,var(--teal-light),var(--navy));position:relative;padding:18px}
  .mock .m-hero b{display:block;height:12px;width:58%;background:#fff;border-radius:6px}
  .mock .m-hero b+b{width:38%;margin-top:10px;opacity:.6}
  .mock .m-hero u{position:absolute;left:18px;bottom:16px;height:26px;width:90px;border-radius:99px;background:var(--orange)}
  .mock .m-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
  .mock .m-row div{height:70px;border-radius:12px;background:#173041;position:relative}
  .mock .m-row div::after{content:"";position:absolute;left:12px;top:14px;width:26px;height:26px;border-radius:8px;background:var(--teal)}
  .mock .m-row div:nth-child(2)::after{background:var(--orange)} .mock .m-row div:nth-child(3)::after{background:var(--navy)}
  .mock .m-line{height:10px;border-radius:5px;background:#173041}
  .mock .m-line.s{width:70%}

  /* SECTIONS */
  section{padding:96px 0}
  .kicker{font-size:.82rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-light);margin-bottom:12px}
  .title{font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:800;color:var(--head);max-width:20em}
  .sub{margin-top:16px;color:var(--muted);font-size:1.08rem;max-width:40em}

  /* SERVICES */
  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px}
  .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;transition:transform .25s,box-shadow .25s,border-color .25s}
  .card:hover{transform:translateY(-6px);box-shadow:0 24px 40px -24px rgba(0,0,0,.7);border-color:var(--teal-light)}
  .ico{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--teal-light),var(--navy));margin-bottom:22px}
  .ico svg{width:28px;height:28px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
  .card h3{font-size:1.3rem;color:var(--head);margin-bottom:10px}
  .card p{color:var(--muted);font-size:1rem}
  .card ul{list-style:none;margin-top:18px;display:grid;gap:9px;font-size:.96rem}
  .card li::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--orange);margin-right:11px}

  /* PROCESS */
  .process{background:#0A1823;border-block:1px solid var(--line)}
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:52px;counter-reset:s}
  .step{position:relative;padding-top:64px}
  .step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:0;left:0;font-size:3.4rem;font-weight:800;color:var(--teal-light);opacity:.35;line-height:1;letter-spacing:-.04em}
  .step h3{font-size:1.25rem;color:var(--head);margin-bottom:8px}
  .step p{color:var(--muted)}

  /* WHY */
  .why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:52px}
  .why{padding:30px;border-radius:var(--radius);background:linear-gradient(160deg,#0F3350,#0A2236);border:1px solid #1B3A52;color:#fff}
  .why strong{display:block;font-size:1.5rem;color:var(--yellow);margin-bottom:8px;letter-spacing:-.02em}
  .why p{color:#CFE3EE}

  /* CONTACT */
  .contact{background:linear-gradient(160deg,#0A2538 0%,#050F17 100%);color:#fff}
  .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
  .contact .title{color:#fff}
  .contact .sub{color:#CFE3EE}
  .contact .kicker{color:var(--yellow)}
  form{background:#0D1F2E;border:1px solid var(--line);color:var(--ink);padding:34px;border-radius:var(--radius);display:grid;gap:16px;box-shadow:0 40px 70px -40px rgba(0,0,0,.7)}
  label{font-size:.88rem;font-weight:600;color:#CFE3EE;display:grid;gap:7px}
  input,textarea,select{font:inherit;padding:13px 14px;border-radius:12px;border:1.5px solid var(--line);background:#07121B;color:var(--ink);width:100%}
  ::placeholder{color:#5F7B8E}
  option{background:#0D1F2E;color:#DCE9F1}
  input:focus,textarea:focus,select:focus{outline:3px solid rgba(42,166,196,.35);border-color:var(--teal)}
  textarea{min-height:120px;resize:vertical}
  form .btn{justify-content:center;width:100%}
  .note{font-size:.8rem;color:var(--muted);text-align:center}

  footer{background:#030A10;color:#8FB0C3;padding:34px 0;font-size:.9rem}
  .foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
  .foot b{color:#fff}

  /* RESPONSIVE */
  @media (max-width:900px){
    .hero-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
    .hero-grid{padding:56px 0 64px}
    .cards,.steps,.why-grid{grid-template-columns:1fr}
    nav ul li:not(:last-child){display:none}
    section{padding:68px 0}
    .mock{transform:none}
  }
  @media (prefers-reduced-motion:reduce){*{transition:none!important}html{scroll-behavior:auto}.btn:hover,.card:hover{transform:none}}

  /* ===== Multi-página ===== */
  nav a.link.active{color:var(--head);box-shadow:inset 0 -2px 0 var(--orange);padding-bottom:4px}
  .page-hero{background:radial-gradient(900px 380px at 85% -20%,rgba(42,166,196,.25),transparent 60%),linear-gradient(160deg,#0A2538 0%,#050F17 100%);color:#fff;padding:76px 0 68px}
  .page-hero h1{font-size:clamp(2.1rem,4.6vw,3.3rem);font-weight:800}
  .page-hero h1 em{font-style:normal;color:var(--yellow)}
  .page-hero p{margin-top:16px;color:#CFE3EE;font-size:1.12rem;max-width:38em}
  .svc{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:60px 0;border-top:1px solid var(--line)}
  .svc:first-of-type{border-top:0}
  .svc h2{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--head);margin-bottom:14px;font-weight:800}
  .svc p{color:var(--muted);font-size:1.06rem;margin-bottom:22px}
  .svc .box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
  .svc .box h3{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-light);margin-bottom:16px}
  .svc .box ul{list-style:none;display:grid;gap:13px}
  .svc .box li::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--orange);margin-right:12px}
  .svc:nth-of-type(even) .box{order:-1}
  .big-steps{display:grid;gap:22px;margin-top:8px}
  .big-step{display:grid;grid-template-columns:110px 1fr;gap:28px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px 32px}
  .big-step .n{font-size:3.6rem;font-weight:800;color:var(--teal-light);opacity:.4;line-height:1;letter-spacing:-.04em}
  .big-step h2{font-size:1.5rem;color:var(--head);margin-bottom:10px}
  .big-step p{color:var(--muted)}
  .pillars{display:grid;gap:22px}
  .pillar{display:grid;grid-template-columns:1fr 1fr;gap:40px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:38px 36px;align-items:center}
  .pillar strong{display:block;font-size:1.9rem;color:var(--yellow);letter-spacing:-.02em;margin-bottom:10px}
  .pillar p{color:var(--muted)}
  .pillar ul{list-style:none;display:grid;gap:12px}
  .pillar li::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--orange);margin-right:12px}
  .cta-band{background:linear-gradient(160deg,#0A2538 0%,#050F17 100%);color:#fff;padding:72px 0;text-align:center;border-top:1px solid var(--line)}
  .cta-band h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:800;margin-bottom:12px}
  .cta-band p{color:#CFE3EE;margin-bottom:28px}
  .more{display:inline-flex;margin-top:34px}
  .page-body{padding:72px 0 88px}
  .contact-page{padding:72px 0 96px}
  .foot nav{display:flex;gap:22px;flex-wrap:wrap}
  .foot nav a:hover{color:#fff}
  @media (max-width:900px){
    nav ul li:not(:last-child){display:block}
    nav ul li:last-child{display:none}
    nav ul{gap:18px;flex-wrap:wrap;justify-content:center}
    .nav{height:auto;flex-direction:column;gap:6px;padding:12px 0}
    nav a.link{font-size:.9rem}
    .svc,.pillar{grid-template-columns:1fr;gap:28px}
    .svc:nth-of-type(even) .box{order:0}
    .big-step{grid-template-columns:1fr;gap:10px}
    .page-hero{padding:52px 0 48px}
  }

  body{min-height:100vh;display:flex;flex-direction:column}
  main{flex:1}