:root{
      --psa-orange:#f5a000;
      --psa-orange-dark:#db8900;
      --psa-black:#0a0a0a;
      --psa-charcoal:#111111;
      --psa-gray:#b9b9b9;
      --psa-white:#ffffff;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{font-family:'Montserrat',sans-serif;background:#050505;color:#fff;overflow-x:hidden}
    a{text-decoration:none}
    .navbar{background:rgba(10,10,10,.86);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
    .navbar-brand{font-weight:800;letter-spacing:.5px;color:#fff}.navbar-brand span{color:var(--psa-orange)}
    .nav-link{color:#e9e9e9!important;font-weight:600;margin:0 .35rem}.nav-link:hover,.nav-link.active{color:var(--psa-orange)!important}
    .btn-psa{background:var(--psa-orange);color:#111;font-weight:700;border:none;border-radius:999px;padding:.9rem 1.4rem;box-shadow:0 10px 30px rgba(245,160,0,.22)}
    .btn-psa:hover{background:#ffb31f;color:#111}
    .btn-outline-psa{border:1px solid rgba(255,255,255,.25);color:#fff;font-weight:700;border-radius:999px;padding:.9rem 1.4rem}
    .btn-outline-psa:hover{background:#fff;color:#111}
    .hero-sector{position:relative;min-height:84vh;display:flex;align-items:center;background:linear-gradient(90deg, rgba(0,0,0,.95) 0%, rgba(0,0,0,.84) 42%, rgba(0,0,0,.50) 100%),radial-gradient(circle at 18% 26%, rgba(245,160,0,.14), transparent 35%),url('https://images.unsplash.com/photo-1566073771259-6a8506099945?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;padding-top:90px}
    .hero-sector::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,#050505 0%,rgba(5,5,5,.12) 38%,rgba(5,5,5,.02) 100%);pointer-events:none}
    .hero-content{position:relative;z-index:2}
    .eyebrow{display:inline-flex;align-items:center;gap:.5rem;padding:.45rem .85rem;border:1px solid rgba(245,160,0,.35);background:rgba(245,160,0,.10);color:#ffd27a;border-radius:999px;font-size:.9rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:1rem}
    .hero-sector h1{font-size:clamp(2.4rem,6vw,4.9rem);font-weight:800;line-height:1.03;margin-bottom:1.1rem;max-width:840px}
    .text-accent{color:var(--psa-orange)}
    .hero-sector p{font-size:1.08rem;color:#d5d5d5;max-width:760px;margin-bottom:1.7rem}
    .glass-panel,.project-card,.feature-box,.contact-card,.process-card,.cta-box,.risk-box{background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);border-radius:28px;box-shadow:0 8px 30px rgba(0,0,0,.18)}
    .glass-panel{padding:1.5rem;backdrop-filter:blur(10px)}
    .mini-stat{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:1rem;height:100%}
    .mini-stat h3{color:var(--psa-orange);font-size:1.7rem;font-weight:800;margin-bottom:.15rem}
    section{padding:90px 0}.dark-section{background:#0a0a0a}.soft-section{background:linear-gradient(180deg,#0b0b0b 0%,#121212 100%)}
    .section-title{font-size:clamp(1.8rem,4vw,3rem);font-weight:800;margin-bottom:.75rem}
    .section-subtitle{color:#cfcfcf;max-width:790px;margin-bottom:2.5rem}
    .project-card,.feature-box,.process-card,.contact-card,.risk-box{padding:1.6rem;height:100%}
    .project-card,.feature-box,.process-card,.risk-box{transition:.25s ease}
    .project-card:hover,.feature-box:hover,.process-card:hover,.risk-box:hover{transform:translateY(-6px);border-color:rgba(245,160,0,.35);box-shadow:0 20px 50px rgba(0,0,0,.28)}
    .icon-badge{width:62px;height:62px;display:inline-flex;align-items:center;justify-content:center;border-radius:18px;background:rgba(245,160,0,.14);color:var(--psa-orange);font-size:1.45rem;margin-bottom:1rem;border:1px solid rgba(245,160,0,.24)}
    .project-card h4,.feature-box h5,.process-card h5,.contact-card h5,.risk-box h5{font-weight:800;margin-bottom:.75rem}
    .project-card p,.project-card li,.feature-box p,.feature-box li,.process-card p,.contact-card p,.contact-card li,.risk-box p,.risk-box li{color:#d3d3d3}
    .project-card ul,.feature-box ul,.contact-card ul,.risk-box ul{padding-left:1rem;margin-bottom:0}
    .timeline-line{position:relative;padding-left:1.4rem;border-left:1px solid rgba(245,160,0,.28)}
    .timeline-line::before{content:"";position:absolute;left:-6px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--psa-orange);box-shadow:0 0 0 6px rgba(245,160,0,.12)}
    .contact-item{display:flex;gap:1rem;margin-bottom:1.2rem;align-items:flex-start}
    .contact-item i{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(245,160,0,.14);color:var(--psa-orange);font-size:1.1rem;flex-shrink:0}
    .form-control,.form-select{background:#0b0b0b;border:1px solid rgba(255,255,255,.12);color:#fff;border-radius:16px;padding:.95rem 1rem}
    .form-control:focus,.form-select:focus{background:#0b0b0b;color:#fff;border-color:rgba(245,160,0,.55);box-shadow:0 0 0 .25rem rgba(245,160,0,.12)}
    .form-label{font-weight:600;color:#f2f2f2}
    .footer{padding:26px 0;background:#050505;border-top:1px solid rgba(255,255,255,.08)}
    .small-muted{color:#bfbfbf}
    .floating-whatsapp{position:fixed;right:18px;bottom:18px;width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#25d366;color:#fff;font-size:1.6rem;box-shadow:0 15px 30px rgba(37,211,102,.35);z-index:999}
    @media (max-width:991.98px){.hero-sector{min-height:auto;padding:130px 0 80px}.glass-panel{margin-top:2rem}}