:root{
  --blue:#1F4E79;
  --teal:#1FA6A0;
  --bg:#F4F6F8;
  --text:#2F2F2F;
  --muted:#6B7280;
  --line:#E8EDF2;
  --card:#FFFFFF;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.5;
}

a{ color:inherit; }
.link-reset{ text-decoration:none; color:inherit; }
.link-btn{ text-decoration:none; display:inline-flex; align-items:center; justify-content:center; }

.container{ width:min(1120px, calc(100% - 40px)); margin:0 auto; }

/* Header */
.header{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(255,255,255,.92);
  backdrop-filter: blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 0;
}
.nav{
  display:flex;
  gap:18px;
  align-items:center;
}
.nav a{
  text-decoration:none;
  font-size:14px;
  color:var(--muted);
}
.nav a:hover{ color:var(--text); }

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:600;
  letter-spacing:.02em;
}

/* Buttons */
.btn{
  border-radius:10px;
  padding:11px 14px;
  border:1px solid transparent;
  font-size:14px;
  cursor:pointer;
  user-select:none;
}
.btn-primary{
  background:var(--blue);
  color:#fff;
}
.btn-primary:hover{ filter:brightness(0.95); }
.btn-secondary{
  background:transparent;
  border-color:var(--blue);
  color:var(--blue);
}
.btn-secondary:hover{ background:rgba(31,78,121,.06); }

/* Sections */
.section{
  padding:56px 0;
}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:26px;
}
.h2{
  font-size:22px;
  margin:0 0 10px;
}
.p{
  margin:0 0 14px;
  color:var(--muted);
}
.list{
  margin:14px 0 0;
  padding-left:18px;
  color:var(--text);
}
.list li{ margin:8px 0; }

/* Hero */
.hero{
  padding:54px 0 34px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.3fr .7fr;
  gap:26px;
  align-items:center;
}
.h1{
  font-size:40px;
  line-height:1.15;
  margin:0 0 14px;
  letter-spacing:-.02em;
}
.subtitle{
  font-size:18px;
  margin:0 0 10px;
  color:var(--blue);
  font-weight:500;
}
.status{
  margin:0 0 18px;
  color:var(--muted);
  font-size:14px;
}
.hero-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.hero-visual{
  display:flex;
  justify-content:flex-end;
}
.visual-card{
  width:100%;
  max-width:360px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:18px;
}
.visual-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:10px;
}
.visual-label{
  font-size:12px;
  color:var(--muted);
}
.badge{
  font-size:12px;
  color:var(--blue);
  border:1px solid rgba(31,78,121,.25);
  padding:6px 10px;
  border-radius:999px;
}

/* “Dashboard” simple */
.spark{
  height:140px;
  border-radius:14px;
  border:1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(31,78,121,.06), rgba(31,78,121,0));
  position:relative;
  overflow:hidden;
}
.spark svg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
}

/* Logo SVG wrappers */
.logo-svg{
  width:26px;
  height:26px;
  display:inline-flex;
}

/* Pulse animation: nodo */
.pulse-node{
  transform-origin:center;
  animation:pulse 2.6s infinite;
}
@keyframes pulse{
  0%{ transform:scale(1); opacity:.85; }
  65%{ transform:scale(2.2); opacity:0; }
  100%{ opacity:0; }
}

/* Problem + Diagnostic block */
.grid-two{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
}
.kicker{
  font-size:12px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:.08em;
  margin:0 0 10px;
}

/* Cycle */
.cycle{
  display:grid;
  grid-template-columns: 1fr;
  gap:12px;
  margin-top:14px;
}
.cycle-item{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
}
.dot{
  width:10px;
  height:10px;
  border-radius:999px;
  background:var(--teal);
  margin-top:6px;
}
.cycle-item b{ color:var(--blue); }

/* Footer */
.footer{
  border-top:1px solid var(--line);
  background:#fff;
  padding:26px 0;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  color:var(--muted);
  font-size:13px;
}
.footer a{ color:var(--muted); text-decoration:none; }
.footer a:hover{ color:var(--text); }

/* Diagnostic page */
.page{
  padding:26px 0 56px;
}
.grid-2{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px 18px;
  margin-top:14px;
}
.field span{ display:block; font-size:13px; margin-bottom:6px; }
.field small{ display:block; margin-top:6px; color:var(--muted); font-size:12px; }
.field input, .field select{
  width:100%;
  padding:12px 12px;
  border-radius:10px;
  border:1px solid #DBE3EA;
  background:#fff;
  color:var(--text);
}
.row{ display:flex; gap:10px; margin-top:6px; flex-wrap:wrap; }

.result{
  margin-top:18px;
  padding:18px;
  border-radius:14px;
  background:var(--bg);
  border:1px solid var(--line);
}
.hidden{ display:none; }
.kpis{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:12px;
  margin:14px 0 12px;
}
.kpi{
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  padding:14px;
}
.kpi-label{ font-size:12px; color:var(--muted); }
.kpi-value{ font-size:18px; font-weight:600; color:var(--blue); margin-top:4px; }
.kpi-note{ font-size:12px; color:#444; margin-top:6px; }
.disclaimer{ margin-top:12px; font-size:12px; color:var(--muted); }
.cta-card{ margin-top:18px; }

/* Responsive */
@media (max-width: 920px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ justify-content:flex-start; }
  .grid-two{ grid-template-columns: 1fr; }
  .grid-2{ grid-template-columns:1fr; }
  .kpis{ grid-template-columns:1fr; }
  .h1{ font-size:34px; }
}