/* MontAI — estilos compartidos (cristal). La home los lleva en linea a proposito:
   es la pagina de entrada y asi evita una peticion extra. */
/* ============ BASE ============ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --gold:#C9A84C; --gold-l:#E4C472; --gold-br:#F0D080; --gold-d:#8a6f28;
  --bg:#06070C;              /* casi negro con sesgo azul: hace que el oro lea calido */
  --tx:#fff; --tx2:#a8a8b3; --tx3:#8a8a95;
  --wa:#25D366;
  /* cristal */
  --gl:rgba(255,255,255,.05);
  --gl-hi:rgba(255,255,255,.075);
  --gl-bd:rgba(255,255,255,.11);
  --gl-bd-gold:rgba(201,168,76,.34);
  --gl-sh:0 8px 32px rgba(0,0,0,.45);
  --gl-in:inset 0 1px 0 rgba(255,255,255,.10);   /* brillo del borde superior: es lo que "vende" el cristal */
  --maxw:1120px;
  --f:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--f);background:var(--bg);color:var(--tx);line-height:1.6;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;position:relative}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;position:relative;z-index:1}
.grad{background:linear-gradient(135deg,var(--gold),var(--gold-br),var(--gold));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* ============ LUZ AMBIENTE (lo que el cristal desenfoca) ============ */
.orbs{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5}
.orb.a{width:620px;height:620px;top:-190px;left:-130px;
  background:radial-gradient(circle,rgba(201,168,76,.55),transparent 68%);animation:d1 26s ease-in-out infinite}
.orb.b{width:540px;height:540px;top:36%;right:-190px;
  background:radial-gradient(circle,rgba(37,211,102,.32),transparent 68%);animation:d2 32s ease-in-out infinite}
.orb.c{width:680px;height:680px;bottom:-260px;left:22%;
  background:radial-gradient(circle,rgba(160,120,48,.42),transparent 70%);animation:d3 38s ease-in-out infinite}
@keyframes d1{0%,100%{transform:translate(0,0)}50%{transform:translate(70px,50px)}}
@keyframes d2{0%,100%{transform:translate(0,0)}50%{transform:translate(-60px,60px)}}
@keyframes d3{0%,100%{transform:translate(0,0)}50%{transform:translate(50px,-45px)}}
/* velo que impide que las luces coman el contraste del texto */
.veil{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse at 50% 0%,transparent,rgba(6,7,12,.55) 62%,rgba(6,7,12,.86))}

/* ============ CRISTAL ============ */
.glass{
  background:var(--gl);
  -webkit-backdrop-filter:blur(20px) saturate(150%);
  backdrop-filter:blur(20px) saturate(150%);
  border:1px solid var(--gl-bd);
  box-shadow:var(--gl-sh),var(--gl-in);
}

/* ============ BOTONES ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:800;
  border-radius:14px;transition:transform .18s,box-shadow .18s,background .18s;
  -webkit-tap-highlight-color:transparent;cursor:pointer;border:0;text-align:center}
/* El CTA es el UNICO elemento solido a proposito: el cristal baja el contraste y este boton es el que convierte */
.btn-wa{background:var(--wa);color:#04240f;padding:17px 30px;font-size:1.06rem;
  box-shadow:0 6px 26px rgba(37,211,102,.36),0 0 0 1px rgba(255,255,255,.10) inset}
.btn-wa:hover{background:#2ce874;transform:translateY(-2px);box-shadow:0 12px 38px rgba(37,211,102,.5)}
.btn-wa:active{transform:scale(.98)}
.btn-sm{padding:11px 20px;font-size:.9rem;border-radius:12px}
.btn-gh{background:var(--gl);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  color:var(--gold);border:1px solid var(--gl-bd-gold);padding:16px 28px;font-size:1rem;font-weight:700;
  box-shadow:var(--gl-in)}
.btn-gh:hover{background:var(--gl-hi);border-color:var(--gold)}
.btn-full{width:100%}
@media(min-width:560px){.btn-full{width:auto}}

/* ============ NAV ============ */
nav{position:fixed;inset:0 0 auto 0;z-index:100;background:rgba(6,7,12,.55);
  -webkit-backdrop-filter:blur(22px) saturate(150%);backdrop-filter:blur(22px) saturate(150%);
  border-bottom:1px solid var(--gl-bd)}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:10px 20px;display:flex;align-items:center;
  justify-content:space-between;gap:16px}
.logo{height:52px;width:auto;object-fit:contain}
.nav-links{display:none;gap:26px;align-items:center}
@media(min-width:900px){.nav-links{display:flex}}
.nav-links a{color:var(--tx2);font-size:.9rem;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--gold)}

/* ============ HERO ============ */
.hero{padding:104px 0 56px}
@media(min-width:900px){.hero{padding:132px 0 76px}}
.hero-grid{display:grid;gap:44px;align-items:center}
@media(min-width:900px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:56px}}
.badge{display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  background:var(--gl);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--gl-bd-gold);box-shadow:var(--gl-in);
  font-size:.8rem;font-weight:600;color:var(--gold);margin-bottom:22px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--wa);
  box-shadow:0 0 0 0 rgba(37,211,102,.75);animation:pulse 2.2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}
h1{font-size:2.15rem;line-height:1.12;font-weight:900;letter-spacing:-.025em;margin-bottom:20px;
  text-wrap:balance}
@media(min-width:560px){h1{font-size:2.9rem}}
@media(min-width:900px){h1{font-size:3.5rem}}
.sub{font-size:1.06rem;color:var(--tx2);margin-bottom:30px;max-width:33em}
@media(min-width:560px){.sub{font-size:1.18rem}}
.sub strong{color:var(--tx);font-weight:600}
.cta-row{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}
@media(min-width:560px){.cta-row{flex-direction:row;flex-wrap:wrap}}
.micro{font-size:.85rem;color:var(--tx3)}
.micro b{color:var(--gold);font-weight:600}

/* ============ MOCKUP WHATSAPP (cristal) ============ */
.phone{background:rgba(11,20,26,.55);
  -webkit-backdrop-filter:blur(24px) saturate(150%);backdrop-filter:blur(24px) saturate(150%);
  border-radius:24px;padding:14px;border:1px solid var(--gl-bd);
  box-shadow:0 26px 70px rgba(0,0,0,.6),var(--gl-in),0 0 60px rgba(201,168,76,.09);
  max-width:390px;margin:0 auto;width:100%}
.ph-top{display:flex;align-items:center;gap:11px;padding:0 4px 13px;border-bottom:1px solid rgba(255,255,255,.08)}
.ph-av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--gold-d));
  display:flex;align-items:center;justify-content:center;font-weight:900;color:#000;font-size:.9rem;flex-shrink:0}
.ph-nm{font-weight:600;font-size:.93rem;line-height:1.25}
.ph-st{font-size:.73rem;color:var(--wa);font-weight:500}
.chat{padding:16px 4px 4px;display:flex;flex-direction:column;gap:9px}
.msg{max-width:83%;padding:9px 13px;border-radius:15px;font-size:.875rem;line-height:1.45;
  animation:in .45s cubic-bezier(.22,1,.36,1) backwards;border:1px solid rgba(255,255,255,.06)}
.msg.me{align-self:flex-end;background:rgba(7,94,84,.62);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom-right-radius:4px}
.msg.bot{align-self:flex-start;background:rgba(31,44,51,.62);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom-left-radius:4px}
.msg .t{display:block;font-size:.65rem;color:rgba(255,255,255,.45);margin-top:3px;text-align:right}
@keyframes in{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}
.msg:nth-child(1){animation-delay:.15s}.msg:nth-child(2){animation-delay:.75s}
.msg:nth-child(3){animation-delay:1.3s}.msg:nth-child(4){animation-delay:1.95s}
.opt{display:block;margin:5px 0 0;padding:7px 11px;background:rgba(255,255,255,.08);
  border-radius:9px;font-size:.83rem;border-left:2px solid var(--wa)}
.ph-foot{text-align:center;font-size:.73rem;color:var(--tx3);padding-top:13px;margin-top:5px;
  border-top:1px solid rgba(255,255,255,.07)}

/* ============ SECCIONES ============ */
section{padding:60px 0;position:relative}
@media(min-width:900px){section{padding:84px 0}}
.eyebrow{font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold);margin-bottom:12px;display:block}
h2{font-size:1.72rem;line-height:1.18;font-weight:900;letter-spacing:-.02em;margin-bottom:14px;
  text-wrap:balance}
@media(min-width:560px){h2{font-size:2.25rem}}
.lead{color:var(--tx2);font-size:1.03rem;max-width:60ch}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.hr{height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.13),transparent);border:0;
  position:relative;z-index:1}

/* ============ FRANJA PRUEBA ============ */
.try{border-top:1px solid rgba(37,211,102,.16);border-bottom:1px solid rgba(37,211,102,.16);
  background:linear-gradient(180deg,rgba(37,211,102,.05),transparent)}
.try-grid{display:grid;gap:14px;margin:26px 0 28px}
@media(min-width:700px){.try-grid{grid-template-columns:repeat(3,1fr)}}
.try-card{background:var(--gl);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--gl-bd);border-radius:14px;padding:18px;box-shadow:var(--gl-in)}
.try-card .q{font-weight:600;font-size:.96rem;margin-bottom:5px}
.try-card .a{font-size:.85rem;color:var(--tx3);line-height:1.5}
.try-n{display:inline-block;font-size:.72rem;font-weight:700;color:var(--wa);
  letter-spacing:.1em;margin-bottom:9px}

/* ============ TARJETAS ============ */
.g3{display:grid;gap:16px;margin-top:36px}
@media(min-width:700px){.g3{grid-template-columns:repeat(3,1fr)}}
.g2{display:grid;gap:16px;margin-top:36px}
@media(min-width:700px){.g2{grid-template-columns:repeat(2,1fr)}}
.card{background:var(--gl);-webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);border:1px solid var(--gl-bd);border-radius:18px;padding:26px;
  box-shadow:var(--gl-sh),var(--gl-in);transition:border-color .25s,transform .25s,background .25s}
.card:hover{border-color:var(--gl-bd-gold);background:var(--gl-hi);transform:translateY(-3px)}
.ic{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;margin-bottom:15px;
  background:linear-gradient(135deg,rgba(201,168,76,.2),rgba(201,168,76,.05));
  border:1px solid rgba(201,168,76,.28);box-shadow:var(--gl-in)}
.card h3{font-size:1.06rem;font-weight:700;margin-bottom:8px;line-height:1.35}
.card p{color:var(--tx3);font-size:.92rem;line-height:1.6}
.pain{border-left:2px solid rgba(220,80,80,.5)}
.pain .ic{background:rgba(220,80,80,.13);border-color:rgba(220,80,80,.28)}
.fix{display:block;margin-top:13px;padding-top:13px;border-top:1px solid rgba(255,255,255,.08);
  font-size:.88rem;color:var(--gold);font-weight:600}

/* ============ PASOS ============ */
.steps{counter-reset:s;display:grid;gap:26px;margin-top:40px}
@media(min-width:800px){.steps{grid-template-columns:repeat(3,1fr);gap:32px}}
.step{position:relative;padding-left:56px}
.step::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:-4px;
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:900;color:#000;background:linear-gradient(135deg,var(--gold),var(--gold-l));
  box-shadow:0 0 26px rgba(201,168,76,.42)}
.step h3{font-size:1.06rem;font-weight:700;margin-bottom:6px}
.step p{color:var(--tx3);font-size:.92rem}
.step .when{display:inline-block;margin-top:9px;font-size:.75rem;font-weight:700;color:var(--gold);
  background:var(--gl);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border:1px solid var(--gl-bd-gold);padding:3px 10px;border-radius:999px}

/* ============ PRECIO ============ */
.price-box{background:var(--gl);-webkit-backdrop-filter:blur(22px) saturate(150%);
  backdrop-filter:blur(22px) saturate(150%);border:1px solid var(--gl-bd-gold);border-radius:22px;
  padding:32px 26px;margin-top:34px;box-shadow:var(--gl-sh),var(--gl-in)}
@media(min-width:700px){.price-box{padding:42px}}
.pl{list-style:none;display:grid;gap:14px;margin:24px 0 0}
@media(min-width:700px){.pl{grid-template-columns:repeat(2,1fr);gap:16px 30px}}
.pl li{display:flex;gap:11px;align-items:flex-start;font-size:.95rem;color:var(--tx2)}
.pl .ck{color:var(--wa);font-weight:900;flex-shrink:0;margin-top:1px}

/* ============ FAQ ============ */
details{background:var(--gl);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--gl-bd);border-radius:14px;margin-bottom:11px;overflow:hidden;
  box-shadow:var(--gl-in);transition:border-color .2s,background .2s}
details[open]{border-color:var(--gl-bd-gold);background:var(--gl-hi)}
summary{padding:19px 22px;cursor:pointer;font-weight:600;font-size:1rem;display:flex;
  justify-content:space-between;align-items:center;gap:14px;list-style:none;
  -webkit-tap-highlight-color:transparent}
summary::-webkit-details-marker{display:none}
summary::after{content:'+';color:var(--gold);font-size:1.4rem;font-weight:400;flex-shrink:0;
  transition:transform .25s;line-height:1}
details[open] summary::after{transform:rotate(45deg)}
details .body{padding:0 22px 20px;color:var(--tx2);font-size:.94rem;line-height:1.65}
details .body strong{color:var(--tx)}

/* ============ CTA FINAL ============ */
.final{border-top:1px solid var(--gl-bd);border-bottom:1px solid var(--gl-bd);text-align:center;
  background:linear-gradient(180deg,transparent,rgba(37,211,102,.055),transparent)}
.final h2{font-size:1.9rem}
@media(min-width:560px){.final h2{font-size:2.7rem}}

/* ============ FOOTER ============ */
footer{padding:34px 0;border-top:1px solid rgba(255,255,255,.07);font-size:.85rem;color:var(--tx3);
  position:relative;z-index:1}
.f-in{display:flex;flex-direction:column;gap:14px;align-items:center;text-align:center}
@media(min-width:700px){.f-in{flex-direction:row;justify-content:space-between;text-align:left}}
footer a:hover{color:var(--gold)}

/* ============ FLOTANTE ============ */
.float{position:fixed;right:16px;bottom:16px;z-index:99;width:58px;height:58px;border-radius:50%;
  background:var(--wa);display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 30px rgba(37,211,102,.5),inset 0 1px 0 rgba(255,255,255,.22);transition:transform .2s}
.float:hover{transform:scale(1.07)}
.float svg{width:30px;height:30px;fill:#fff}

/* ============ REVEAL ============ */
.rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.rv.on{opacity:1;transform:none}

/* ============ RENDIMIENTO EN MOVIL ============ */
/* backdrop-filter es caro: en pantallas pequenas se baja el radio para no penalizar el scroll */
@media(max-width:700px){
  .orb{filter:blur(70px);opacity:.42}
  .card,.try-card,details{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
}
/* Si el navegador no soporta backdrop-filter, los paneles se opacan para no perder legibilidad */
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .glass,.card,.try-card,details,.price-box,.phone,.badge,.btn-gh{background:rgba(20,21,28,.92)}
  nav{background:rgba(6,7,12,.97)}
}
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  .msg,.dot,.orb{animation:none}
}