/* NeuralDev site styles - YANG energy: more light, more life, more hope! ☀️ */
:root{
  --bg:#0f1629; --card:#1a2332; --text:#f0f4f8; --muted:#a8b5c7; --accent:#3b82f6; --accent2:#06b6d4;
  --brand:#8b5cf6; --ok:#10b981; --warn:#f59e0b; --fire:#ef4444; --sun:#fbbf24;
  --glow-primary:0 0 20px rgba(59,130,246,0.3); --glow-secondary:0 0 30px rgba(6,182,212,0.4);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(135deg,#0f1629 0%,#1a2543 50%,#0f1629 100%);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif}
body{min-height:100dvh;position:relative}
body::before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 50%, rgba(139,92,246,0.08) 0%, transparent 50%),radial-gradient(circle at 80% 80%, rgba(6,182,212,0.08) 0%, transparent 50%);pointer-events:none;z-index:0}
.container{position:relative;z-index:1}
a{color:var(--accent);text-decoration:none;transition:all 0.3s ease}
a:hover{text-decoration:underline;color:var(--accent2);text-shadow:var(--glow-primary)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;padding:8px 12px;border-radius:8px;background:#0f172a;color:#fff;z-index:1000}

.container{max-width:1100px;margin:0 auto;padding:24px}
header{display:flex;align-items:center;justify-content:space-between;padding:16px 0;margin-bottom:8px}
.brand{display:flex;align-items:center;gap:16px;animation:fadeInUp 0.6s ease-out}
.logo{width:72px;height:72px;border-radius:12px;background:conic-gradient(from 180deg at 50% 50%, var(--brand), var(--accent), var(--accent2), var(--ok), var(--brand));box-shadow:0 12px 40px rgba(139,92,246,.45),var(--glow-primary);transition:transform 0.3s ease, box-shadow 0.3s ease}
.logo:hover{transform:scale(1.05) rotate(2deg);box-shadow:0 16px 50px rgba(139,92,246,.6),var(--glow-secondary)}
.brand h1{font-size:1.5rem;margin:0;font-weight:800;letter-spacing:.5px;background:linear-gradient(135deg,var(--accent),var(--accent2),var(--brand));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.lang{display:flex;gap:10px}
.lang button{background:rgba(26,35,50,0.7);color:var(--text);border:2px solid #2d3748;border-radius:10px;padding:10px 16px;cursor:pointer;font-weight:600;transition:all 0.3s ease;backdrop-filter:blur(8px)}
.lang button:hover{border-color:var(--accent2);transform:translateY(-2px);box-shadow:var(--glow-primary)}
.lang button.active{border-color:var(--accent);background:rgba(59,130,246,0.15);color:#fff;box-shadow:0 0 0 3px rgba(59,130,246,.2),var(--glow-primary)}

.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:start;margin-top:32px;animation:fadeIn 0.8s ease-out}
.card{background:rgba(26,35,50,.75);border:2px solid rgba(59,130,246,.2);border-radius:20px;padding:28px;backdrop-filter:blur(12px);transition:all 0.4s ease;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(59,130,246,0.08) 0%,transparent 70%);opacity:0;transition:opacity 0.4s ease}
.card:hover{border-color:rgba(59,130,246,.4);transform:translateY(-4px);box-shadow:0 20px 60px rgba(59,130,246,.15),var(--glow-primary)}
.card:hover::before{opacity:1}
.kicker{color:var(--accent2);font-weight:700;font-size:1rem;margin-bottom:10px;text-transform:uppercase;letter-spacing:1px;text-shadow:var(--glow-secondary)}
.title{font-size:2.5rem;line-height:1.15;margin:0 0 16px;font-weight:800;background:linear-gradient(135deg,#fff,var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.subtitle{color:var(--text);margin:0 0 20px;font-size:1.05rem;line-height:1.6;opacity:0.9}

.cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:20px}
.btn{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border:0;border-radius:12px;padding:14px 24px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:10px;font-size:1rem;transition:all 0.3s ease;box-shadow:0 8px 20px rgba(59,130,246,.3);position:relative;overflow:hidden;isolation:isolate}
.btn::before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,0.18);transform:translate(-50%,-50%);transition:width 0.6s,height 0.6s;z-index:-1}
.btn:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 12px 30px rgba(59,130,246,.5),var(--glow-primary)}
.btn:hover::before{width:300px;height:300px}
.btn.secondary{background:rgba(26,35,50,0.8);color:var(--text);border:2px solid rgba(59,130,246,.3);box-shadow:none}
.btn.secondary:hover{border-color:var(--accent);background:rgba(59,130,246,0.15)}
.btn.whatsapp{background:linear-gradient(135deg,#25D366,#128C7E);color:#fff;box-shadow:0 8px 20px rgba(37,211,102,.3)}
.btn.whatsapp:hover{box-shadow:0 12px 30px rgba(37,211,102,.5)}
/* Ensure text stays above any effects */
.btn, .btn:focus, .btn:hover{color:#fff}
.btn.email{background:rgba(26,35,50,0.8);color:var(--text);border:2px solid rgba(59,130,246,.3)}

.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.feature h3{margin:0 0 6px;font-size:1rem}
.feature p{margin:0;color:var(--muted);font-size:.95rem}
section{margin-top:48px;animation:fadeInUp 0.8s ease-out}
h2{margin:0 0 20px;font-size:1.8rem;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;position:relative;padding-bottom:12px}
h2::after{content:"";position:absolute;bottom:0;left:0;width:60px;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:2px;box-shadow:var(--glow-primary)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;color:#cbd5e1}
.list{display:grid;gap:8px}
.list .item{display:flex;align-items:flex-start;gap:10px}
.badge{background:linear-gradient(135deg,rgba(59,130,246,0.2),rgba(139,92,246,0.2));border:2px solid rgba(59,130,246,.4);color:var(--accent2);padding:6px 12px;border-radius:999px;font-size:.85rem;font-weight:600;box-shadow:var(--glow-primary);transition:all 0.3s ease}
.badge:hover{transform:scale(1.05);border-color:var(--accent2);box-shadow:var(--glow-secondary)}
footer{margin-top:36px;padding:24px 0;color:var(--muted);border-top:1px solid #1f2937}
.note{font-size:.9rem;color:#94a3b8}
.services-extended{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.service{display:flex;flex-direction:column;gap:6px}
.service ul{margin:0;padding-left:18px;color:var(--muted)}
.service ul li{margin:2px 0}
.contact-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}

/* Error pages */
.error-page{min-height:100dvh;display:flex;align-items:center;justify-content:center}
.error-card{max-width:720px;margin:0 16px;background:rgba(17,24,39,.6);border:1px solid #1f2937;border-radius:18px;padding:28px;text-align:center}
.error-title{font-size:4rem;letter-spacing:4px;margin:8px 0 4px}
.error-desc{color:var(--muted);margin:0 0 16px}

/* Responsive */
@media (max-width:900px){
  .hero{grid-template-columns:1fr}
  .features{grid-template-columns:1fr 1fr}
  .grid{grid-template-columns:1fr 1fr}
  .services-extended{grid-template-columns:1fr 1fr}
  .logo{width:64px;height:64px}
  .brand h1{font-size:1.3rem}
}
@media (max-width:640px){
  .features{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .services-extended{grid-template-columns:1fr}
  .error-title{font-size:3rem}
  .logo{width:56px;height:56px}
  .brand h1{font-size:1.2rem}
  .title{font-size:2rem}
}

/* Animations */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}
@keyframes shimmer{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}

/* JoseRobo highlight - Feng Shui FIRE element! 🔥 */
.joserobo-highlight{
  position:relative;
  background:linear-gradient(135deg,rgba(239,68,68,0.12),rgba(251,191,36,0.12));
  border:2px solid rgba(239,68,68,.35);
  border-radius:16px;
  padding:24px;
  margin:32px 0;
  box-shadow:0 16px 50px rgba(239,68,68,.22),0 0 34px rgba(251,191,36,.18);
  backdrop-filter:blur(12px)
}
.joserobo-highlight:hover{animation:pulse 4s ease-in-out infinite}
.joserobo-highlight::before{
  content:"🚀";
  position:absolute;
  top:-20px;
  left:20px;
  font-size:2.5rem;
  filter:drop-shadow(0 4px 8px rgba(239,68,68,.5))
}
.joserobo-highlight h3{
  font-size:1.8rem;
  margin:0 0 12px;
  color:var(--sun);
  text-shadow:0 0 20px rgba(251,191,36,.6);
  font-weight:800
}
.joserobo-highlight p{
  color:var(--text);
  font-size:1.1rem;
  margin:0 0 20px;
  line-height:1.6
}
.joserobo-highlight .btn{
  background:linear-gradient(135deg,#f97316,#ef4444);
  box-shadow:0 10px 24px rgba(239,68,68,.35);
  font-size:1.05rem;
  padding:14px 28px;
  animation:none;
  background-size:200% 200%;
}
.joserobo-highlight .btn:hover{
  filter:brightness(1.05);
}
.joserobo-highlight .btn:hover{
  transform:translateY(-4px) scale(1.05);
  box-shadow:0 16px 40px rgba(239,68,68,.6),0 0 30px rgba(251,191,36,.4)
}