:root{
  --black:#040404;
  --dark:#0b0b0b;
  --panel:#121212;
  --panel2:#181818;
  --gold:#d6b35a;
  --gold2:#f1d88a;
  --white:#f8f4ea;
  --muted:#bdb8aa;
  --line:rgba(214,179,90,.42);
  --danger:#ffdf8a;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Arial,Helvetica,sans-serif;background:var(--black);color:var(--white);line-height:1.65}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1200px,92%);margin:auto}
.topbar{background:#000;border-bottom:1px solid var(--line);font-size:.9rem;color:var(--muted)}
.topbar .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:8px 0}
.nav{position:sticky;top:0;z-index:100;background:rgba(0,0,0,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{font-size:2rem;font-weight:900;letter-spacing:3px;color:var(--gold);line-height:1}
.logo span{display:block;font-size:.68rem;letter-spacing:2px;color:var(--muted);margin-top:5px}
.menu{display:flex;gap:18px;align-items:center}
.menu a{font-weight:800;font-size:.93rem;color:#eee}
.menu a:hover,.menu a.active{color:var(--gold)}
.mobile-btn{display:none;background:transparent;border:1px solid var(--gold);color:var(--gold);padding:8px 12px;border-radius:4px;font-weight:800}
.hero{min-height:82vh;display:grid;align-items:center;background:linear-gradient(90deg,rgba(0,0,0,.92),rgba(0,0,0,.67)),url('../images/excel-poster.png') center/cover no-repeat;border-bottom:2px solid var(--gold)}
.hero-content{padding:88px 0}
.eyebrow{color:var(--gold2);letter-spacing:3px;text-transform:uppercase;font-weight:900;margin-bottom:12px}
h1{font-size:clamp(2.4rem,7vw,5.8rem);line-height:1.02;color:var(--gold);text-transform:uppercase}
h2{font-size:clamp(1.8rem,4vw,3rem);line-height:1.15;color:var(--gold);margin-bottom:18px}
h3{color:var(--gold2);font-size:1.35rem;margin-bottom:10px}
.lead{font-size:1.18rem;max-width:850px;color:#eee;margin:20px 0 28px}
.btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--gold);color:#000;padding:13px 23px;border-radius:4px;font-weight:900;border:1px solid var(--gold);cursor:pointer}
.btn.outline{background:transparent;color:var(--gold)}
.btn.block{width:100%;text-align:center}
.section{padding:72px 0}
.section.alt{background:#0a0a0a}
.center{text-align:center}
.text{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:22px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:22px}
.card{background:linear-gradient(180deg,var(--panel2),#0a0a0a);border:1px solid var(--line);border-radius:12px;padding:26px;box-shadow:0 16px 35px rgba(0,0,0,.28)}
.card p{color:var(--muted)}
.card .icon{font-size:2.2rem;margin-bottom:12px}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center}
.panel{background:#111;border-left:4px solid var(--gold);padding:28px;border-radius:8px}
.badge{display:inline-block;border:1px solid var(--line);color:var(--gold2);padding:6px 12px;border-radius:999px;margin:5px;font-size:.9rem}
.list{list-style:none;margin-top:12px}
.list li{padding:9px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.list li:before{content:"✓";color:var(--gold);font-weight:bold;margin-right:10px}
.page-hero{padding:82px 0;background:linear-gradient(135deg,#000,#17120a);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.2rem,5vw,4.3rem)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:25px}
.stat{border:1px solid var(--line);background:#0b0b0b;padding:22px;border-radius:8px;text-align:center}
.stat strong{display:block;color:var(--gold);font-size:2rem}
.form{display:grid;gap:14px}
input,select,textarea{width:100%;padding:13px;background:#090909;border:1px solid var(--line);color:var(--white);border-radius:4px;font-size:1rem}
textarea{min-height:135px}
label{font-weight:800;color:var(--gold2);font-size:.95rem}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;background:#111;border:1px solid var(--line)}
th,td{padding:14px;border-bottom:1px solid rgba(255,255,255,.1);text-align:left}
th{color:var(--gold);background:#090909}
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.thumb{min-height:190px;background:linear-gradient(135deg,#242424,#080808);border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--gold2);padding:20px;font-weight:900}
.calc-result{border:1px solid var(--line);background:#090909;border-radius:8px;padding:18px;margin-top:14px;color:var(--gold2);font-weight:900}
.floating-whatsapp{position:fixed;right:18px;bottom:18px;z-index:120;background:#25D366;color:#000;border-radius:999px;padding:13px 18px;font-weight:900;box-shadow:0 10px 25px rgba(0,0,0,.35)}
.notice{background:#151006;border:1px solid var(--line);padding:15px;border-radius:8px;color:var(--gold2)}
footer{background:#000;border-top:1px solid var(--line);padding:40px 0;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:25px}
.footer-grid a{display:block;color:var(--muted);margin:5px 0}
.copyright{text-align:center;border-top:1px solid rgba(255,255,255,.08);margin-top:25px;padding-top:18px}
@media(max-width:920px){
  .mobile-btn{display:block}
  .menu{display:none;position:absolute;top:100%;left:0;right:0;background:#000;flex-direction:column;align-items:flex-start;padding:20px 4%;border-bottom:1px solid var(--line)}
  .menu.show{display:flex}
  .split,.footer-grid{grid-template-columns:1fr}
  .hero{min-height:72vh}
}