:root{
  --bg:#0a0805; --bg2:#13100b; --card:#1a1611; --line:#2a241b;
  --gold:#e8b84b; --gold2:#f5d27a; --txt:#f3efe7; --muted:#a89f8e;
  --ok:#6fcf75; --max:1140px; --r:16px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--txt);font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
section{padding:80px 0}
h1,h2,h3{line-height:1.12;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,6vw,4rem)}
h2{font-size:clamp(1.7rem,4.5vw,2.8rem)}
.gold{color:var(--gold)}
.eyebrow{color:var(--gold);font-weight:700;letter-spacing:.18em;text-transform:uppercase;font-size:.8rem;margin-bottom:14px}
.muted{color:var(--muted)}
.center{text-align:center}

/* botones */
.btn{display:inline-flex;align-items:center;gap:9px;background:linear-gradient(135deg,var(--gold),var(--gold2));color:#1a1304;font-weight:800;padding:15px 30px;border-radius:999px;border:0;cursor:pointer;font-size:1rem;transition:transform .15s ease,box-shadow .2s ease;box-shadow:0 10px 30px rgba(232,184,75,.28)}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(232,184,75,.4)}
.btn.ghost{background:transparent;color:var(--txt);border:1.5px solid var(--line)}
.btn.ghost:hover{border-color:var(--gold);box-shadow:none}

/* header */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);background:rgba(10,8,5,.72);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.nav img{height:38px;width:auto}
.nav .links{display:flex;gap:26px;align-items:center}
.nav .links a{color:var(--muted);font-weight:600;font-size:.95rem;transition:color .15s}
.nav .links a:hover{color:var(--txt)}
.menu-btn{display:none;background:none;border:0;color:var(--txt);font-size:1.6rem;cursor:pointer}

/* hero */
.hero{position:relative;padding:90px 0 70px;text-align:center;background:radial-gradient(1100px 500px at 50% -10%,rgba(232,184,75,.12),transparent 60%)}
.hero p.lead{font-size:1.2rem;color:var(--muted);max-width:620px;margin:22px auto 32px}
.hero .cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.badges{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:40px}
.badge{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-size:.85rem;color:var(--muted);font-weight:600}

/* about */
.about-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:50px;align-items:center}
.about-grid img{border-radius:var(--r);box-shadow:var(--shadow);border:1px solid var(--line)}
.check-list{list-style:none;margin-top:22px;display:grid;gap:12px}
.check-list li{display:flex;gap:11px;align-items:flex-start;color:var(--txt)}
.check-list li::before{content:"✔";color:var(--gold);font-weight:900;flex-shrink:0}

/* cards / pilares */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;transition:transform .18s,border-color .18s}
.card:hover{transform:translateY(-4px);border-color:var(--gold)}
.card .ico{font-size:1.8rem;margin-bottom:12px}
.card h3{font-size:1.15rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.95rem}

/* garantia */
.garantia{background:linear-gradient(135deg,#1c1708,#13100b);border:1px solid var(--line);border-radius:24px;padding:46px;display:grid;grid-template-columns:120px 1fr;gap:30px;align-items:center}
.garantia img{width:120px;height:auto}

/* transformaciones */
.tcols{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tcols img{border-radius:12px;border:1px solid var(--line)}

/* proceso */
.steps{display:grid;gap:16px;max-width:760px;margin:0 auto}
.step{display:flex;gap:20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px}
.step .n{flex-shrink:0;width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--gold2));color:#1a1304;font-weight:900;display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.step h3{font-size:1.05rem;margin-bottom:3px}
.step p{color:var(--muted);font-size:.95rem}

/* faqs */
.faq{max-width:780px;margin:0 auto}
.qa{border:1px solid var(--line);border-radius:14px;margin-bottom:12px;background:var(--card);overflow:hidden}
.qa summary{cursor:pointer;padding:20px 24px;font-weight:700;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";color:var(--gold);font-size:1.5rem;font-weight:400;transition:transform .2s}
.qa[open] summary::after{transform:rotate(45deg)}
.qa .a{padding:0 24px 22px;color:var(--muted)}

/* cta final */
.cta-final{text-align:center;background:radial-gradient(800px 400px at 50% 120%,rgba(232,184,75,.14),transparent);border-top:1px solid var(--line)}

/* footer */
footer{background:var(--bg2);border-top:1px solid var(--line);padding:50px 0 30px}
.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.foot img{height:42px;margin-bottom:14px}
.foot .col h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:14px}
.foot .col a{display:block;color:var(--muted);margin-bottom:9px;font-size:.92rem;transition:color .15s}
.foot .col a:hover{color:var(--gold)}
.foot-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:22px;text-align:center;color:var(--muted);font-size:.85rem}

/* herramientas */
.tabs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:36px}
.tab{background:var(--card);border:1px solid var(--line);color:var(--muted);padding:12px 22px;border-radius:999px;cursor:pointer;font-weight:700;font-size:.95rem;transition:all .15s}
.tab.active{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#1a1304;border-color:transparent}
.panel{display:none;max-width:720px;margin:0 auto}
.panel.active{display:block;animation:fade .3s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;margin-bottom:7px;font-size:.95rem}
.field input,.field select{width:100%;background:var(--bg2);border:1px solid var(--line);color:var(--txt);padding:13px 15px;border-radius:12px;font-size:1rem;font-family:inherit}
.field input:focus,.field select:focus{outline:none;border-color:var(--gold)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.result{margin-top:22px;background:linear-gradient(135deg,#1c1708,#13100b);border:1px solid var(--gold);border-radius:16px;padding:26px;text-align:center}
.result .big{font-size:2.6rem;font-weight:900;color:var(--gold);line-height:1}
.result .lbl{color:var(--muted);font-size:.9rem;margin-top:6px}
.result .sub{margin-top:14px;color:var(--txt);font-size:.95rem}
.search-box{width:100%;background:var(--bg2);border:1px solid var(--line);color:var(--txt);padding:15px 18px;border-radius:14px;font-size:1.05rem;margin-bottom:8px;font-family:inherit}
.search-box:focus{outline:none;border-color:var(--gold)}
.cat-chips{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 18px;justify-content:center}
.chip{background:var(--card);border:1px solid var(--line);color:var(--muted);padding:8px 15px;border-radius:999px;cursor:pointer;font-size:.85rem;font-weight:600;transition:all .15s}
.chip.active{background:var(--gold);color:#1a1304;border-color:transparent}
.eq-table{width:100%;border-collapse:collapse;margin-top:8px}
.eq-table th{text-align:left;color:var(--gold);font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;padding:10px 12px;border-bottom:1px solid var(--line)}
.eq-table td{padding:11px 12px;border-bottom:1px solid var(--line);color:var(--txt);font-size:.93rem}
.eq-table td.num{text-align:right;color:var(--gold2);font-weight:700;white-space:nowrap}
.eq-cat-title{color:var(--gold);font-weight:800;margin:26px 0 4px;font-size:1.1rem}

/* legal pages */
.legal{max-width:760px;margin:0 auto}
.legal h1{font-size:2.2rem;margin-bottom:8px}
.legal h2{font-size:1.3rem;margin:30px 0 10px;color:var(--gold)}
.legal p,.legal li{color:var(--muted);margin-bottom:12px}
.legal ul{padding-left:20px}

@media(max-width:860px){
  .about-grid{grid-template-columns:1fr;gap:28px}
  .grid-4{grid-template-columns:1fr 1fr}
  .nav .links{display:none}
  .nav .links.open{display:flex;position:absolute;top:70px;left:0;right:0;flex-direction:column;background:var(--bg2);padding:20px 22px;border-bottom:1px solid var(--line);gap:16px}
  .menu-btn{display:block}
  .garantia{grid-template-columns:1fr;text-align:center;padding:32px}
  .garantia img{margin:0 auto}
  .tcols{grid-template-columns:1fr 1fr}
  .row2{grid-template-columns:1fr}
  section{padding:56px 0}
}
@media(max-width:520px){.grid-4{grid-template-columns:1fr}.tcols{grid-template-columns:1fr}}