:root{
  --bg:#0b1220;
  --text:#e9eef7;
  --muted:#b8c3d6;
  --line:rgba(255,255,255,.12);
  --accent:#3498db;
  --shadow:0 12px 30px rgba(0,0,0,.25);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:Roboto, system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  background:linear-gradient(180deg, #07101f 0%, #0b1220 45%, #0b1220 100%);
  color:var(--text);
  line-height:1.6;
}

a{color:inherit;text-decoration:none}
.container{width:min(1120px, calc(100% - 40px));margin:0 auto}
.muted{color:var(--muted)}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(11,18,32,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:14px 0;
}

.header-right{
  display:flex;
  align-items:center;
  gap:14px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:260px;
}
.logo-mark{
  width:48px;height:48px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(135deg, var(--accent), #6cb7e6);
  color:#111;
  font-family:Montserrat, sans-serif;
  font-weight:800;
  letter-spacing:.5px;
}
.logo-text{display:flex;flex-direction:column;gap:2px}
.brand-name{
  font-family:Montserrat, sans-serif;
  font-weight:800;
  letter-spacing:.6px;
  font-size:16px;
}
.brand-subtitle{font-size:12px;color:var(--muted)}
.logo-years{
  font-size:12px;
  color:var(--accent);
  border:1px solid rgba(52,152,219,.35);
  padding:6px 10px;
  border-radius:999px;
  white-space:nowrap;
}

/* Language switch */
.lang-switch{
  display:flex;
  gap:6px;
  align-items:center;
}
.lang-btn{
  height:34px;
  padding:0 10px;
  border-radius:10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font-weight:900;
  font-size:12px;
  letter-spacing:.5px;
  cursor:pointer;
  transition:.2s ease;
}
.lang-btn:hover{background:rgba(255,255,255,.07)}
.lang-btn.is-active{
  background:linear-gradient(135deg, var(--accent), #6cb7e6);
  color:#0b1220;
  border-color:rgba(52,152,219,.35);
}

.menu-toggle{
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  display:none;
  cursor:pointer;
}
.menu-toggle span{
  display:block;
  width:20px;height:2px;
  background:var(--text);
  margin:5px auto;
  border-radius:10px;
  transition:.25s ease;
}
.menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.is-open span:nth-child(2){opacity:0}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.nav-main{
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  justify-content:flex-end;
}
.nav-main a{
  font-weight:600;
  font-size:14px;
  color:var(--text);
  opacity:.9;
  padding:8px 10px;
  border-radius:10px;
}
.nav-main a:hover{opacity:1;background:rgba(255,255,255,.05)}
.nav-main a.nav-contact{
  color:#0b1220;
  background:linear-gradient(135deg, var(--accent), #6cb7e6);
  font-weight:800;
}
.nav-main a.nav-contact:hover{background:linear-gradient(135deg, #6cb7e6, var(--accent))}

/* Hero */
.hero{
  padding:56px 0 28px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(1200px 600px at 10% 0%, rgba(0,43,92,.55) 0%, rgba(0,43,92,0) 55%),
    radial-gradient(900px 500px at 90% 10%, rgba(52,152,219,.25) 0%, rgba(52,152,219,0) 55%);
}
.hero-inner{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:26px;
  align-items:start;
}
.hero-subtitle{
  color:var(--muted);
  font-size:13px;
  letter-spacing:.5px;
  text-transform:uppercase;
  margin-bottom:10px;
}
.hero-title{
  font-family:Montserrat, sans-serif;
  font-size:38px;
  line-height:1.15;
  margin-bottom:14px;
}
.hero-title strong{color:var(--accent)}
.hero-text{
  color:var(--muted);
  font-size:16px;
  max-width:62ch;
  margin-bottom:18px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 18px}
.hero-badges span{
  border:1px solid rgba(52,152,219,.25);
  color:var(--accent);
  background:rgba(52,152,219,.08);
  padding:8px 10px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:10px 0 14px}
.hero-footnote{
  color:var(--muted);
  font-size:13px;
  border-left:3px solid rgba(52,152,219,.55);
  padding-left:12px;
  margin-top:14px;
}

.btn-primary,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 14px;
  border-radius:12px;
  font-weight:800;
  font-size:14px;
  transition:.2s ease;
  border:1px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg, var(--accent), #6cb7e6);
  color:#0b1220;
}
.btn-primary:hover{transform:translateY(-1px);filter:saturate(1.1)}
.btn-ghost{
  border-color:var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
}
.btn-ghost:hover{background:rgba(255,255,255,.07)}

/* Card */
.card{
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid var(--line);
  border-radius:16px;
  padding:18px;
  box-shadow:var(--shadow);
  height:100%;
}
.card h3{
  font-family:Montserrat, sans-serif;
  font-size:18px;
  margin-bottom:10px;
}
.card i{margin-right:8px;color:var(--accent)}
.card p{color:var(--muted);margin-bottom:10px}

/* Lists */
.list-compact{list-style:none;display:grid;gap:8px;color:var(--muted)}
.pill-list{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}
.pill-list li{
  border:1px solid rgba(52,152,219,.22);
  background:rgba(52,152,219,.08);
  color:var(--accent);
  padding:8px 10px;
  border-radius:999px;
  font-weight:800;
  font-size:12px;
}

/* Sections */
.section{padding:56px 0}
.section-alt{background:rgba(255,255,255,.02)}
.section-header{margin-bottom:24px}
.section-kicker{
  display:inline-block;
  color:var(--accent);
  font-weight:800;
  letter-spacing:.6px;
  text-transform:uppercase;
  font-size:12px;
  margin-bottom:10px;
}
.section-title{
  font-family:Montserrat, sans-serif;
  font-size:30px;
  line-height:1.2;
  margin-bottom:10px;
}
.section-subtitle{color:var(--muted);max-width:90ch}

/* Subsections */
.subsection-header{margin-top:34px;margin-bottom:16px}
.subsection-title{
  font-family:Montserrat, sans-serif;
  font-size:20px;
  margin-bottom:6px;
}
.subsection-subtitle{
  color:var(--muted);
  max-width:95ch;
}

/* Grids */
.two-cols{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:start}
.columns-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:18px}
.columns-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}

/* Stats */
.stats{
  padding:22px 0;
  background:rgba(255,255,255,.02);
  border-bottom:1px solid var(--line);
}
.stats-inner{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.stat-item{
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  border-radius:14px;
  padding:14px;
  text-align:center;
}
.stat-number{
  display:block;
  font-family:Montserrat, sans-serif;
  font-weight:900;
  font-size:24px;
  color:var(--accent);
}
.stat-label{display:block;color:var(--muted);font-size:13px;margin-top:4px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;align-items:start}
.contact-form{
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid var(--line);
  border-radius:16px;
  padding:18px;
  box-shadow:var(--shadow);
}
.contact-form label{display:block;font-weight:800;margin:12px 0 8px}
.contact-form select,
.contact-form textarea{
  width:100%;
  padding:12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(0,0,0,.18);
  color:var(--text);
  outline:none;
}
.contact-form textarea{min-height:140px;resize:vertical}
.form-note{font-size:12px;color:var(--muted);margin-top:10px}
.contact-form button{width:100%;margin-top:14px;cursor:pointer}

/* Footer */
.site-footer{
  border-top:1px solid var(--line);
  padding:22px 0;
  background:rgba(0,0,0,.15);
}
.footer-inner{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
  color:var(--muted);
  font-size:13px;
}

/* WhatsApp */
.whatsapp-float{
  position:fixed;
  width:60px;height:60px;
  bottom:30px;right:30px;
  background:#25D366;
  color:#fff;
  border-radius:999px;
  font-size:30px;
  box-shadow:2px 2px 6px rgba(0,0,0,.25);
  z-index:100;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .25s ease;
}
.whatsapp-float:hover{transform:scale(1.08)}

/* Responsive */
@media (max-width: 980px){
  .menu-toggle{display:block}

  .header-right{
    gap:10px;
  }

  .nav-main{
    position:fixed;
    inset:72px 16px auto 16px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    background:rgba(11,18,32,.98);
    border:1px solid var(--line);
    border-radius:16px;
    padding:12px;
    box-shadow:var(--shadow);
  }
  .nav-main.is-open{display:flex}
  .nav-main a{padding:12px}
  .hero-inner{grid-template-columns:1fr}
  .stats-inner{grid-template-columns:1fr}
  .two-cols{grid-template-columns:1fr}
  .columns-3{grid-template-columns:1fr}
  .columns-2{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width: 520px){
  .logo-years{display:none}
  .hero-title{font-size:30px}
  .lang-btn{padding:0 8px}
}