/* ============================================================
   AeroClima · Pulsar — hoja de estilos compartida
   ============================================================ */
:root{
  --paper:#F5F7F9;
  --ink:#13283F;
  --ink-soft:#3D5570;
  --line:#C9D4DE;
  --verde:#1E7D4F;
  --ambar:#B97E10;
  --rojo:#B3362B;
  --cielo:#0778CE;
  --cielo-claro:#5BB4F2;
  --acero:#54677C;
  --grad-pulsar:radial-gradient(ellipse 120% 110% at 50% 38%, #76879B 0%, #57687A 48%, #3C4A57 100%);
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --display:'Archivo',sans-serif;
  --body:'Inter',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--cielo);text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--cielo);outline-offset:3px}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.kicker{font-family:var(--mono);font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--cielo);margin-bottom:12px}
h1,h2,h3{font-family:var(--display)}

/* ---------- ESCENA ANIMADA DE FONDO (heroes) ---------- */
.hero, .page-hero{position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden;
  background:linear-gradient(180deg,#0B1A29 0%,#13283F 50%,#1B3A57 100%)}
.hero-bg .glow{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 72% 26%, rgba(7,120,206,.26), transparent 70%);animation:hbreathe 15s ease-in-out infinite}
.hero-bg .glow2{position:absolute;inset:0;background:radial-gradient(ellipse 55% 50% at 22% 75%, rgba(91,180,242,.12), transparent 66%);animation:hbreathe 19s ease-in-out infinite reverse}
@keyframes hbreathe{0%,100%{opacity:.65;transform:scale(1)}50%{opacity:1;transform:scale(1.07)}}
.hero-bg canvas{position:absolute;inset:0;width:100%;height:100%}
.hero-bg .scan{position:absolute;left:0;width:100%;height:2px;background:linear-gradient(90deg,transparent,rgba(91,180,242,.45),transparent);animation:hscan 8s linear infinite;opacity:.55}
@keyframes hscan{0%{top:-4%}100%{top:104%}}
.hero-bg .skyline{position:absolute;bottom:0;left:0;width:100%;height:44%}
/* el contenido del hero va por encima de la escena */
.hero > .wrap, .page-hero > .wrap, .nf > div{position:relative;z-index:2}
@media (prefers-reduced-motion:reduce){
  .hero-bg .glow,.hero-bg .glow2,.hero-bg .scan{animation:none}
}


.nav{position:sticky;top:0;z-index:50;background:var(--grad-pulsar);border-bottom:1px solid #33404C}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:11px 24px;max-width:1080px;margin:0 auto;gap:20px}
.brand{font-family:var(--display);font-weight:900;font-stretch:110%;font-size:21px;letter-spacing:.02em;display:inline-flex;align-items:center;gap:11px;flex:none}
.brand img{width:46px;height:auto;display:block;-webkit-mask-image:radial-gradient(ellipse 75% 75% at 50% 50%,#000 50%,transparent 78%);mask-image:radial-gradient(ellipse 75% 75% at 50% 50%,#000 50%,transparent 78%)}
.brand .word{color:#C9D4DF}
.brand .word b{color:var(--cielo-claro);font-weight:900}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{font-size:14.5px;color:#B9C6D4;padding:8px 14px;border-radius:7px;transition:background .15s,color .15s}
.nav-links a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-links a.active{color:#fff;background:rgba(91,180,242,.16)}
.nav-cta{font-family:var(--body);font-size:14px;font-weight:600;color:#fff !important;background:var(--cielo);padding:9px 16px !important;border-radius:7px}
.nav-cta:hover{background:#0668b0 !important}
.burger{display:none;background:none;border:0;cursor:pointer;padding:6px}
.burger span{display:block;width:24px;height:2px;background:#C9D4DF;margin:5px 0;transition:.25s}

/* ---------- botones ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15.5px;padding:13px 24px;border-radius:9px;border:1px solid transparent;cursor:pointer;transition:transform .12s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--cielo);color:#fff;box-shadow:0 6px 18px rgba(7,120,206,.28)}
.btn-primary:hover{background:#0668b0;box-shadow:0 8px 22px rgba(7,120,206,.36)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--cielo);color:var(--cielo)}
.btn-wa{background:#25D366;color:#0a3d1c;box-shadow:0 6px 18px rgba(37,211,102,.3)}
.btn-wa:hover{background:#1eb958}

/* ---------- secciones ---------- */
section{padding:74px 0;border-bottom:1px solid var(--line)}
h2{font-weight:800;font-stretch:100%;font-size:clamp(26px,3.4vw,38px);line-height:1.13;max-width:24ch;margin-bottom:14px;letter-spacing:-.01em}
section>.wrap>p.intro{max-width:64ch;color:var(--ink-soft);font-size:18px}

/* ---------- page hero (interior) ---------- */
.page-hero{position:relative;border-bottom:1px solid #33404C;padding:66px 0 60px;color:#fff}
.page-hero .kicker{color:var(--cielo-claro)}
.page-hero h1,.page-hero h2{font-weight:900;font-stretch:96%;font-size:clamp(32px,5vw,52px);line-height:1.06;max-width:20ch;letter-spacing:-.01em;margin-bottom:0}
.page-hero p{margin-top:18px;font-size:clamp(17px,2vw,20px);color:#CBD6E0;max-width:56ch}

/* ---------- reveal ---------- */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(16px);transition:opacity .65s ease,transform .65s cubic-bezier(.2,.7,.3,1)}
  .reveal.in{opacity:1;transform:none}
  .reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
}

/* ---------- footer ---------- */
.site-footer{background:var(--grad-pulsar);color:#CBD6E0;border-bottom:0;padding:54px 0 34px}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
.foot-brand{font-family:var(--display);font-weight:900;font-size:22px;color:#fff;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand img{width:40px;-webkit-mask-image:radial-gradient(ellipse 75% 75% at 50% 50%,#000 50%,transparent 78%);mask-image:radial-gradient(ellipse 75% 75% at 50% 50%,#000 50%,transparent 78%)}
.foot-brand b{color:var(--cielo-claro)}
.foot-top p{font-size:14.5px;max-width:34ch;color:#AEBDCB}
.foot-col h4{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#8FA1B3;margin-bottom:14px;font-weight:500}
.foot-col a{display:block;color:#CBD6E0;font-size:14.5px;padding:5px 0}
.foot-col a:hover{color:#fff}
.foot-bottom{padding-top:24px;font-family:var(--mono);font-size:12px;color:#8FA1B3;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ---------- responsive ---------- */
@media (max-width:820px){
  .nav-links{position:fixed;inset:53px 0 auto 0;flex-direction:column;align-items:stretch;background:#3C4A57;padding:12px 18px 20px;gap:2px;border-bottom:1px solid #33404C;transform:translateY(-130%);transition:transform .3s ease;box-shadow:0 18px 30px rgba(0,0,0,.25)}
  .nav-links.open{transform:none}
  .nav-links a{padding:13px 12px;font-size:16px;border-radius:8px}
  .nav-cta{margin-top:8px;text-align:center;justify-content:center}
  .burger{display:block}
  .foot-top{grid-template-columns:1fr;gap:30px}
}