/* ===== Tokens ===== */
:root{
  --blue-900:#061229;
  --blue-800:#0a1c3d;
  --blue-700:#0f2a5c;
  --blue-600:#14357a;
  --blue-500:#1a56db;
  --blue-400:#3b82f6;
  --cyan-400:#22d3ee;
  --ink:#0b1220;
  --ink-soft:#4b5768;
  --paper:#ffffff;
  --paper-soft:#f4f7fb;
  --border:#e3e8f0;
  --success:#16a34a;
  --radius:14px;
  --shadow-sm:0 2px 8px rgba(10,28,61,.06);
  --shadow-md:0 12px 32px rgba(10,28,61,.10);
  --shadow-lg:0 24px 60px rgba(10,28,61,.16);
  --maxw:1160px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3{margin:0;line-height:1.15;font-weight:800}
p{margin:0;color:var(--ink-soft);line-height:1.65}

.container{max-width:var(--maxw);margin:0 auto;padding:0 1.5rem}

/* ===== Preloader ===== */
#preloader{
  position:fixed;inset:0;background:var(--blue-900);z-index:9999;
  display:flex;align-items:center;justify-content:center;
  transition:opacity .5s ease, visibility .5s ease;
}
#preloader.hidden{opacity:0;visibility:hidden}
.loader-ring{
  width:44px;height:44px;border-radius:50%;
  border:3px solid rgba(255,255,255,.15);
  border-top-color:var(--cyan-400);
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:.85rem 1.6rem;border-radius:999px;font-weight:600;font-size:.95rem;
  border:1.5px solid transparent;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}
.btn-primary{background:var(--blue-500);color:#fff;box-shadow:0 8px 20px rgba(26,86,219,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(26,86,219,.45)}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-block{width:100%}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(6,18,41,0);
  transition:background .3s ease, box-shadow .3s ease, padding .3s ease;
  padding:1.1rem 0;
}
.site-header.scrolled{
  background:rgba(6,18,41,.92);
  backdrop-filter:blur(10px);
  box-shadow:0 4px 24px rgba(0,0,0,.2);
  padding:.7rem 0;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem}

.brand{display:flex;align-items:center;gap:.7rem}
.brand-mark{
  height:44px;width:44px;border-radius:50%;
  background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.18);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;padding:5px;
}
.brand-mark img{height:100%;width:100%;object-fit:contain;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.2;color:#fff}
.brand-text strong{font-size:1.05rem;letter-spacing:.03em}
.brand-text small{font-size:.68rem;color:#b8c4dc;font-weight:500}

.main-nav{display:flex;align-items:center;gap:2rem}
.main-nav a{color:#dbe4f4;font-weight:500;font-size:.92rem;transition:color .2s ease;position:relative}
.main-nav a:not(.nav-cta):hover{color:#fff}
.main-nav a:not(.nav-cta)::after{
  content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:var(--cyan-400);transition:width .25s ease;
}
.main-nav a:not(.nav-cta):hover::after{width:100%}
.nav-cta{
  background:var(--blue-500);color:#fff !important;padding:.55rem 1.2rem;border-radius:999px;
  box-shadow:0 6px 16px rgba(26,86,219,.4);
}
.nav-cta:hover{background:var(--blue-400)}
.nav-support{
  font-family:inherit;cursor:pointer;border:none;
  background:#ffc200;color:#1e1e1e;
  padding:.55rem 1.2rem;border-radius:999px;font-size:.88rem;font-weight:700;
  box-shadow:0 6px 16px rgba(255,194,0,.35);
  transition:background .2s ease, transform .2s ease;
}
.nav-support:hover{background:#ffd23f;transform:translateY(-1px)}

.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:38px;height:38px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  border-radius:8px;cursor:pointer;
}
.nav-toggle span{width:18px;height:2px;background:#fff;margin:0 auto;transition:.25s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  background:radial-gradient(120% 120% at 20% -10%,var(--blue-700) 0%,var(--blue-900) 55%,var(--blue-900) 100%);
  padding:9.5rem 0 5rem;
  color:#fff;
}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.grid-lines{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(circle at 30% 20%,black 0%,transparent 70%);
}
.glow{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5}
.glow-a{width:420px;height:420px;background:var(--blue-500);top:-120px;right:-100px}
.glow-b{width:340px;height:340px;background:var(--cyan-400);bottom:-140px;left:-80px;opacity:.25}

.hero-inner{position:relative;z-index:1;max-width:760px}
.eyebrow{
  display:inline-block;padding:.4rem .9rem;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  font-size:.8rem;font-weight:600;color:var(--cyan-400);letter-spacing:.02em;margin-bottom:1.3rem;
}
.hero h1{font-size:clamp(2.1rem,4.5vw,3.4rem);margin-bottom:1.1rem}
.hero-lead{font-size:1.08rem;color:#c6d2e8;max-width:600px;margin-bottom:2rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3.5rem}

.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;
  padding-top:2.2rem;border-top:1px solid rgba(255,255,255,.14);
}
.stat{display:flex;flex-direction:column;gap:.15rem}
.stat-num{font-size:1.9rem;font-weight:800;color:#fff;display:inline}
.stat-suffix{font-size:1.9rem;font-weight:800;color:var(--cyan-400)}
.stat-label{font-size:.8rem;color:#a9b8d4;margin-top:.2rem}

/* ===== Sections ===== */
.section{padding:5.5rem 0}
.section-alt{background:var(--paper-soft)}
.section-head{max-width:640px;margin:0 auto 3rem;text-align:center}
.tag{
  display:inline-block;padding:.3rem .85rem;border-radius:999px;
  background:rgba(26,86,219,.1);color:var(--blue-500);
  font-size:.78rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;margin-bottom:.9rem;
}
.section-head h2{font-size:clamp(1.7rem,3vw,2.3rem);margin-bottom:.9rem}
.section-desc{font-size:1.02rem}

/* ===== Cards ===== */
.cards-grid{display:grid;gap:1.5rem}
.mv-grid{grid-template-columns:repeat(3,1fr)}
.services-grid{grid-template-columns:repeat(3,1fr)}
.services-grid .service:last-child:nth-child(3n+1){grid-column:2}
.team-grid{grid-template-columns:repeat(4,1fr)}

.card,.service,.team-card{
  background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);
  padding:2rem 1.7rem;box-shadow:var(--shadow-sm);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover,.service:hover,.team-card:hover{
  transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent;
}
.card-icon,.service-icon{
  width:52px;height:52px;border-radius:12px;
  background:linear-gradient(135deg,rgba(26,86,219,.12),rgba(34,211,238,.12));
  display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:1.2rem;
}
.card h3,.service h3{font-size:1.15rem;margin-bottom:.6rem}
.card p,.service p{font-size:.94rem}

/* ===== Clientes ===== */
.clients-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.clients-grid .client-card:last-child:nth-child(3n+1){grid-column:2}
.client-card{
  display:flex;flex-direction:column;gap:1.1rem;
  background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);
  padding:1.7rem;box-shadow:var(--shadow-sm);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.client-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent}
.client-mark{
  width:48px;height:48px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--blue-500),var(--cyan-400));
  color:#fff;font-weight:800;font-size:.92rem;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
}
.client-logo{height:44px;width:auto;max-width:190px;object-fit:contain;align-self:flex-start}
.client-logo-lg{height:72px;max-width:220px}
.client-info h3{font-size:1.05rem;margin-bottom:.35rem}
.client-info p{font-size:.88rem;margin-bottom:.6rem}
.client-city{font-size:.8rem;color:var(--ink-soft)}

.team-card{text-align:center}
.team-avatar{
  width:64px;height:64px;border-radius:50%;margin:0 auto 1rem;
  background:linear-gradient(135deg,var(--blue-500),var(--cyan-400));
  color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:1rem;
}
.team-card h3{font-size:1rem;margin-bottom:.4rem}
.team-card p{font-size:.85rem}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;position:relative}
.step{
  background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);
  padding:2rem 1.5rem;text-align:center;box-shadow:var(--shadow-sm);
  transition:transform .25s ease, box-shadow .25s ease;
}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.step-num{
  width:42px;height:42px;border-radius:50%;margin:0 auto 1rem;
  background:var(--blue-500);color:#fff;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.step h3{font-size:1rem;margin-bottom:.5rem}
.step p{font-size:.88rem}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:start}
.contact-list{display:flex;flex-direction:column;gap:1.3rem}
.contact-list li{display:flex;gap:1rem;align-items:flex-start}
.contact-ico{
  width:42px;height:42px;flex-shrink:0;border-radius:10px;
  background:rgba(26,86,219,.1);display:flex;align-items:center;justify-content:center;font-size:1.1rem;
}
.contact-list div{display:flex;flex-direction:column;gap:.15rem}
.contact-list strong{font-size:.92rem;color:var(--ink)}
.contact-list span{font-size:.9rem;color:var(--ink-soft)}

.contact-form{
  background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);
  padding:2.2rem;box-shadow:var(--shadow-md);
}
.form-row{margin-bottom:1.2rem;display:flex;flex-direction:column;gap:.4rem}
.form-row label{font-size:.85rem;font-weight:600;color:var(--ink)}
.form-row input,.form-row textarea{
  border:1.5px solid var(--border);border-radius:10px;padding:.75rem .9rem;
  font-family:inherit;font-size:.94rem;color:var(--ink);background:var(--paper-soft);
  transition:border-color .2s ease, box-shadow .2s ease;resize:vertical;
}
.form-row input:focus,.form-row textarea:focus{
  outline:none;border-color:var(--blue-500);box-shadow:0 0 0 4px rgba(26,86,219,.12);background:#fff;
}
.form-status{margin-top:1rem;font-size:.88rem;font-weight:600;min-height:1.2em;color:var(--success)}

/* ===== Footer ===== */
.site-footer{background:var(--blue-900);color:#c6d2e8;padding:3rem 0 1.5rem}
.footer-inner{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1.5rem;
  padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:1.5rem;
}
.footer-brand{display:flex;align-items:center;gap:.8rem}
.footer-brand strong{color:#fff;font-size:1rem}
.footer-brand p{font-size:.78rem;color:#8fa0c2;margin-top:.15rem}
.footer-nav{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-nav a{font-size:.88rem;color:#c6d2e8;transition:color .2s ease}
.footer-nav a:hover{color:var(--cyan-400)}
.footer-copy{text-align:center;font-size:.8rem;color:#7c8db3}
.footer-panel-link{color:#5c6c8a;opacity:.75;transition:opacity .2s ease, color .2s ease}
.footer-panel-link:hover{opacity:1;color:#9db2d6}

/* ===== Back to top ===== */
.back-to-top{
  position:fixed;bottom:1.6rem;right:1.6rem;width:46px;height:46px;border-radius:50%;
  background:var(--blue-500);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;box-shadow:0 10px 24px rgba(26,86,219,.4);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s ease, visibility .3s ease, transform .3s ease, background .2s ease;
  z-index:900;
}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--blue-400)}

/* ===== Support FAB ===== */
.support-fab{
  position:fixed;bottom:1.6rem;left:1.6rem;z-index:900;
  display:flex;align-items:center;gap:.55rem;
  padding:.85rem 1.3rem .85rem 1rem;border-radius:999px;border:none;
  background:var(--blue-900);color:#fff;font-family:inherit;font-weight:600;font-size:.92rem;
  box-shadow:0 10px 24px rgba(6,18,41,.35);cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.support-fab:hover{transform:translateY(-2px);background:var(--blue-700);box-shadow:0 14px 30px rgba(6,18,41,.45)}
.support-fab-icon{font-size:1.15rem}

/* ===== Ticket modal ===== */
.modal-overlay{
  position:fixed;inset:0;z-index:1200;
  background:rgba(6,18,41,.55);backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;padding:1.5rem;
  opacity:0;visibility:hidden;transition:opacity .25s ease, visibility .25s ease;
}
.modal-overlay.open{opacity:1;visibility:visible}
.modal-card{
  position:relative;width:100%;max-width:460px;max-height:90vh;overflow-y:auto;
  background:var(--paper);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:2.2rem;
  transform:translateY(16px) scale(.98);transition:transform .25s ease;
}
.modal-overlay.open .modal-card{transform:translateY(0) scale(1)}
.modal-close{
  position:absolute;top:1rem;right:1rem;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--border);background:var(--paper-soft);color:var(--ink-soft);
  font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .2s ease, color .2s ease;
}
.modal-close:hover{background:var(--border);color:var(--ink)}
.modal-card h3{font-size:1.3rem;margin:.7rem 0 .6rem}
.modal-desc{font-size:.92rem;margin-bottom:1.3rem}
.modal-card .form-row select{
  border:1.5px solid var(--border);border-radius:10px;padding:.75rem .9rem;
  font-family:inherit;font-size:.94rem;color:var(--ink);background:var(--paper-soft);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.modal-card .form-row select:focus{
  outline:none;border-color:var(--blue-500);box-shadow:0 0 0 4px rgba(26,86,219,.12);background:#fff;
}

.ticket-success-icon{font-size:2.4rem;margin-bottom:.5rem}
.ticket-folio{
  font-family:'Courier New',monospace;font-size:1.4rem;font-weight:800;letter-spacing:.04em;
  color:var(--blue-500);background:rgba(26,86,219,.08);border:1.5px dashed var(--blue-500);
  border-radius:10px;padding:.9rem;text-align:center;margin-bottom:1.3rem;
}

@media (max-width:480px){
  .support-fab-label{display:none}
  .support-fab{padding:.85rem;border-radius:50%}
}

/* ===== Reveal on scroll ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease}
.reveal.in-view{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media (max-width:960px){
  .mv-grid,.services-grid{grid-template-columns:repeat(2,1fr)}
  .team-grid,.clients-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .hero-stats{grid-template-columns:repeat(2,1fr);row-gap:1.8rem}
  .contact-grid{grid-template-columns:1fr}
}

@media (max-width:760px){
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(78vw,320px);
    background:var(--blue-900);flex-direction:column;align-items:flex-start;
    padding:6.5rem 2rem 2rem;gap:1.6rem;
    transform:translateX(100%);transition:transform .35s ease;
    box-shadow:-10px 0 40px rgba(0,0,0,.3);
  }
  .main-nav.open{transform:translateX(0)}
  .main-nav a{font-size:1rem}
  .nav-cta{width:100%;text-align:center}
  .nav-support{width:100%;text-align:center;box-sizing:border-box}
  .nav-toggle{display:flex}
  .hero{padding:8rem 0 4rem}
  .mv-grid,.services-grid,.team-grid,.steps,.clients-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:480px){
  .brand-text small{display:none}
}