/* comun.css — mismo sistema visual de landing.html para las páginas públicas
   (cabecera, pie, botones, eyebrow, nodos). Valores copiados de la landing. */
:root{
  --carbon:#0A0D12; --deep-blue:#0B2129; --industrial-blue:#0F2C33; --tech-cyan-deep:#1F6370;
  --cyan-300:#55D0E4; --cyan-400:#2FB6CE; --steel-light:#8FC1DE;
  --red-800:#7A1028; --red-600:#A81828; --red-500:#C22030; --red-400:#D8434F;
  --slate-300:#9BA4B2; --slate-400:#7D8695; --white:#fff;
  --text-strong:#fff; --text-body:var(--slate-300); --text-muted:var(--slate-400); --text-eyebrow:var(--cyan-400);
  --border-hairline:rgba(255,255,255,0.08); --border-card:rgba(255,255,255,0.06); --border-cyan:rgba(85,208,228,0.55);
  --primary-grad:linear-gradient(135deg,var(--red-800) 0%,var(--red-500) 100%);
  --primary-grad-hover:linear-gradient(135deg,var(--red-600) 0%,var(--red-400) 100%);
  --font-display:'Space Grotesk','Inter',system-ui,sans-serif; --font-body:'Inter',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,'SFMono-Regular',monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--carbon);color:var(--text-body);font-family:var(--font-body);line-height:1.55;-webkit-font-smoothing:antialiased}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* cabecera: idéntica a la landing */
.ias-cab{position:sticky;top:var(--barra-h,0px);z-index:30;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 24px;
  background:rgba(10,13,18,0.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,0.08);flex-wrap:wrap}
#site-nav{display:flex;align-items:center;gap:26px;font-size:15px;flex-wrap:wrap}
#nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:transparent;border:1px solid var(--border-hairline);border-radius:10px;cursor:pointer;padding:10px}
#nav-toggle span{display:block;height:2px;width:100%;background:var(--text-strong);border-radius:2px;transition:transform .2s,opacity .2s}
#nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
#nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
#nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:767px){
  #nav-toggle{display:flex}
  #site-nav{display:none;flex-basis:100%;flex-direction:column;align-items:flex-start;gap:18px;padding:14px 2px 8px}
  #site-nav.open{display:flex}
  #site-nav .btn{width:100%;justify-content:center}
}

/* botones: los de la landing */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;line-height:1;font-family:var(--font-body);font-weight:600;border-radius:14px;
  border:1px solid transparent;cursor:pointer;text-decoration:none;white-space:nowrap;transition:transform .15s,background .15s,border-color .15s;font-size:16px;padding:13px 24px}
.btn-sm{padding:8px 16px;font-size:15px;gap:8px}
.btn-primary,.btn-rojo{background:var(--primary-grad);color:#fff}
.btn-primary:hover,.btn-rojo:hover{background:var(--primary-grad-hover);transform:translateY(-1px)}
.btn-borde{background:transparent;color:#fff;border:1px solid rgba(85,208,228,0.45)}
.btn-borde:hover{background:rgba(255,255,255,0.03);border-color:var(--cyan-300)}
.btn:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--cyan-400);outline-offset:2px}
.btn[disabled]{opacity:.6;cursor:wait}

.eyebrow{display:inline-block;font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--text-eyebrow);margin:0 0 16px}

/* secciones con nodos */
.con-nodos{position:relative;overflow:hidden}
.con-nodos>canvas[data-banda]{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.con-nodos>canvas[data-banda="seccion"]{opacity:.75}
.con-nodos>.wrap,.con-nodos>div:not(.wrap){position:relative;z-index:1}

/* pie: idéntico a la landing */
.ias-pie{position:relative;overflow:hidden;background:var(--carbon);border-top:1px solid var(--border-hairline)}
.ias-pie>canvas{position:absolute;inset:0;width:100%;height:100%}
.ias-pie-in{position:relative;max-width:1200px;margin:0 auto;padding:64px 24px 40px}
.ias-pie-fila{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap}
.ias-pie p{color:var(--text-muted);font-size:15px;margin:18px 0 0;line-height:1.6}
.ias-cq{display:inline-block;margin-top:12px;font-size:15px;color:var(--cyan-400);text-decoration:none}
/* respaldo CQuality (más pequeño que la marca IA Sindical) y redes */
.ias-producto{display:inline-flex;align-items:center;gap:10px;margin-top:14px;color:var(--text-muted);font-size:13px;text-decoration:none;opacity:.85;transition:opacity .15s}
.ias-producto:hover{opacity:1}
.ias-producto img{height:18px;width:auto;display:block}
.ias-redes{display:flex;gap:10px;margin-top:18px}
.ias-redes a{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--border-hairline);color:var(--text-body);transition:color .15s,border-color .15s}
.ias-redes a:hover{color:#fff;border-color:rgba(85,208,228,.55)}
.ias-marca-fila{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.ias-marca-fila .ias-redes{margin-top:0;gap:8px}
.ias-marca-fila .ias-redes a{width:34px;height:34px}
.ias-cq-asesoria{display:block;width:max-content;opacity:.9}
.ias-cq-cabeza{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.ias-producto-fila{display:flex;align-items:center;gap:10px;margin-top:14px}
.ias-producto-fila .ias-producto{margin-top:0}
.ias-cq-in{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:8px;border:1px solid var(--border-hairline);color:var(--text-muted);transition:color .15s,border-color .15s}
.ias-cq-in:hover{color:#fff;border-color:rgba(85,208,228,.55)}
.ias-cq-asesoria:hover{opacity:1}
.ias-cq-asesoria img{height:22px;width:auto;display:block}
.ias-pie-cols{display:flex;gap:56px;flex-wrap:wrap}
.ias-pie-tit{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:16px}
.ias-pie ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.ias-pie ul a{color:var(--text-body);font-size:15px;text-decoration:none}
.ias-pie ul a:hover{color:#fff}
.ias-pie-base{margin-top:48px;padding-top:24px;border-top:1px solid var(--border-hairline);display:flex;gap:20px;flex-wrap:wrap;justify-content:space-between;color:var(--text-muted);font-size:13px}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}