/* HERD LATAM — premium shared styles (ES/EN/RU) */
:root{
  --bg:#060f1c; --bg-2:#0a1a2e;
  --ink:#eaf2fb; --sub:#9fb3c8; --muted:#6f879e;
  --teal:#2dd4c8; --cyan:#5fe3ff; --gold:#f6b454; --green:#5ce6a0; --blue:#73aaff; --red:#ff7a7a;
  --line:rgba(146,172,200,.14);
  --glass:rgba(255,255,255,.035);
  --grad:linear-gradient(110deg,#5fe3ff 0%,#2dd4c8 45%,#f6b454 115%);
  --shadow:0 18px 60px -22px rgba(0,0,0,.7);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Manrope",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;background:var(--bg);
  background-image:
    radial-gradient(1100px 700px at 82% -6%,rgba(45,212,200,.10),transparent 60%),
    radial-gradient(900px 600px at 4% 14%,rgba(115,170,255,.07),transparent 55%),
    radial-gradient(1000px 800px at 50% 118%,rgba(246,180,84,.06),transparent 60%);
  overflow-x:hidden;
}
::selection{background:rgba(95,227,255,.25)}
a{color:var(--teal);text-decoration:none;transition:color .2s}
a:hover{color:var(--cyan)}
b,strong{color:#fff;font-weight:700}

/* sonar + grain + progress */
#sonar{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.7}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.03;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:90;background:var(--grad);box-shadow:0 0 14px rgba(95,227,255,.6)}

.wrap{position:relative;z-index:2;max-width:1100px;margin:0 auto;padding:0 24px}

/* typography */
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);border:1px solid rgba(95,227,255,.28);border-radius:999px;padding:7px 15px;margin-bottom:20px;background:rgba(95,227,255,.06)}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);animation:blink 2s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}
h1{font-size:clamp(34px,5.6vw,60px);line-height:1.05;font-weight:800;letter-spacing:-.03em}
h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
h2{font-size:clamp(24px,3.4vw,36px);line-height:1.15;font-weight:800;letter-spacing:-.025em}
.sub{color:var(--sub);font-size:clamp(16px,2vw,19px);max-width:62ch;margin-top:18px;font-weight:500}
.lead{font-size:18px;color:var(--sub);max-width:64ch;font-weight:500}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--grad);color:#04121d;font-weight:800;text-decoration:none;padding:14px 26px;border-radius:999px;font-size:15px;border:none;cursor:pointer;box-shadow:0 12px 34px -12px rgba(95,227,255,.6);transition:transform .25s,box-shadow .25s}
.btn:hover{transform:translateY(-2px);box-shadow:0 18px 44px -12px rgba(95,227,255,.75);color:#04121d}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line);font-weight:700;box-shadow:none;backdrop-filter:blur(8px)}
.btn-ghost:hover{border-color:rgba(95,227,255,.45);color:#fff;box-shadow:none}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* nav */
nav{position:sticky;top:0;z-index:60;background:rgba(6,15,28,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font-weight:800;font-size:18px}
.logo img{height:26px}
.logo span{color:var(--teal)}
nav .links{display:flex;align-items:center;gap:20px}
nav .links a{color:var(--sub);text-decoration:none;font-size:14px;font-weight:600}
nav .links a:hover{color:#fff}
nav .links .lang{font-family:"JetBrains Mono",monospace;font-size:12px;letter-spacing:.05em}
nav .links .cta{background:var(--grad);color:#04121d;font-weight:800;padding:9px 17px;border-radius:999px}
nav .links .cta:hover{color:#04121d;transform:translateY(-1px)}
@media(max-width:860px){nav .links a:not(.cta):not(.lang){display:none}}

/* hero */
.hero{position:relative;min-height:82vh;display:flex;align-items:flex-end;padding:96px 0 60px;background-position:center;background-size:cover;
  background-image:linear-gradient(180deg,rgba(6,15,28,.30),rgba(6,15,28,.62) 52%,rgba(6,15,28,.97)),url('/assets/latam-hero-popocatepetl.png')}
.hero .wrap{padding-bottom:8px}
.hero h1{max-width:18ch}
.concept{position:fixed;right:12px;bottom:12px;z-index:80;background:rgba(6,15,28,.85);border:1px solid var(--line);color:var(--muted);font-size:11px;padding:6px 11px;border-radius:999px;backdrop-filter:blur(8px)}
.imgnote{font-size:12px;color:var(--muted);margin-top:8px;font-style:italic}

/* sections */
section{position:relative;z-index:2;padding:78px 0;border-top:1px solid var(--line)}

/* cards / stats */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:32px}
.card{position:relative;background:var(--glass);border:1px solid var(--line);border-radius:18px;padding:26px;backdrop-filter:blur(12px);transition:transform .3s,border-color .3s,box-shadow .3s;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent)}
.card:hover{transform:translateY(-5px);border-color:rgba(95,227,255,.3);box-shadow:var(--shadow)}
.card .ic{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;background:linear-gradient(180deg,rgba(95,227,255,.14),rgba(45,212,200,.05));border:1px solid rgba(95,227,255,.22)}
.card .ic svg{width:25px;height:25px;color:var(--cyan)}
.card h3{font-size:18px;color:#fff;margin-bottom:8px;font-weight:800;letter-spacing:-.01em}
.card p{font-size:14.5px;color:var(--sub);font-weight:500}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:32px}
.stat{position:relative;background:var(--glass);border:1px solid var(--line);border-radius:16px;padding:22px;backdrop-filter:blur(12px);transition:transform .3s,border-color .3s}
.stat:hover{transform:translateY(-4px);border-color:rgba(95,227,255,.3)}
.stat .v{font-size:32px;font-weight:800;letter-spacing:-.02em;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat .l{font-size:13px;color:var(--muted);margin-top:10px;font-weight:500}

/* split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.split img{width:100%;border-radius:20px;border:1px solid var(--line);display:block;box-shadow:var(--shadow)}

/* full-width section image */
.section-img{margin-top:34px}
.section-img img{width:100%;border-radius:22px;border:1px solid var(--line);display:block;box-shadow:var(--shadow)}

/* FAQ */
.faq details{border:1px solid var(--line);border-radius:16px;background:var(--glass);backdrop-filter:blur(12px);margin-bottom:12px;overflow:hidden;transition:border-color .25s}
.faq details[open]{border-color:rgba(95,227,255,.32)}
.faq summary{cursor:pointer;padding:20px 24px;font-weight:700;font-size:16.5px;color:#fff;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--cyan);font-size:22px;line-height:1;font-weight:600;transition:transform .25s}
.faq details[open] summary::after{content:"–"}
.faq .a{padding:0 24px 22px;color:var(--sub);font-size:15px;font-weight:500}
.faq .a a{color:var(--teal)}

/* proof */
.proof{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:28px}
.proof a{display:block;background:var(--glass);border:1px solid var(--line);border-radius:16px;padding:20px 22px;text-decoration:none;backdrop-filter:blur(12px);transition:transform .25s,border-color .25s,box-shadow .25s}
.proof a:hover{transform:translateY(-3px);border-color:rgba(95,227,255,.4);box-shadow:var(--shadow)}
.proof .pk{font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan)}
.proof .pt{font-size:16px;color:#fff;font-weight:700;margin:7px 0 5px;letter-spacing:-.01em}
.proof .pd{font-size:13.5px;color:var(--sub);font-weight:500}

/* steps */
.steps{display:grid;gap:14px;margin-top:28px}
.step{display:flex;gap:18px;background:var(--glass);border:1px solid var(--line);border-radius:16px;padding:18px 20px;backdrop-filter:blur(12px);transition:transform .3s,border-color .3s}
.step:hover{transform:translateX(4px);border-color:rgba(95,227,255,.3)}
.step .n{flex:none;width:36px;height:36px;border-radius:11px;background:rgba(95,227,255,.1);color:var(--cyan);font-family:"JetBrains Mono",monospace;font-weight:700;display:grid;place-items:center;border:1px solid rgba(95,227,255,.25)}
.step h3{font-size:16px;color:#fff;margin-bottom:3px;font-weight:800}
.step p{font-size:14px;color:var(--sub);font-weight:500}

/* honest */
.honest{background:linear-gradient(180deg,rgba(12,29,46,.6),transparent)}
.honest .box{border:1px solid rgba(115,170,255,.3);background:linear-gradient(180deg,rgba(115,170,255,.08),rgba(115,170,255,.02));border-radius:18px;padding:26px 28px;margin-top:20px;backdrop-filter:blur(12px)}
.honest .box p{color:var(--sub);font-size:15px;margin-bottom:8px;font-weight:500}

/* cta */
.cta-final{background:radial-gradient(120% 140% at 50% 0%,rgba(45,212,200,.12),transparent 60%)}
form{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;max-width:480px}
form input{flex:1 1 240px;background:var(--glass);border:1px solid var(--line);border-radius:999px;padding:14px 20px;color:#fff;font-size:15px;backdrop-filter:blur(8px)}
form input:focus{outline:none;border-color:rgba(95,227,255,.5)}
.tiny{font-size:12.5px;color:var(--muted);margin-top:14px}

/* footer */
footer{position:relative;z-index:2;padding:52px 0;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
footer a{color:var(--sub)}
.legal{font-size:12px;color:#5f7892;margin-top:14px;max-width:84ch;line-height:1.7}

/* reveal (no-flash: hidden only when html.fx is set before paint) */
html.fx .hero .eyebrow, html.fx .hero h1, html.fx .hero .sub, html.fx .hero .actions,
html.fx section .eyebrow, html.fx section h2, html.fx section .lead, html.fx section .stats,
html.fx section .grid3, html.fx section .split, html.fx section .proof, html.fx section .steps,
html.fx section .box, html.fx section form, html.fx section .tiny{
  opacity:0;transform:translateY(26px);
  transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);
}
html.fx .is-in{opacity:1!important;transform:none!important}

@media(max-width:860px){
  .grid3{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .proof{grid-template-columns:1fr}
  .concept{right:8px;bottom:8px;font-size:9.5px;padding:4px 8px;opacity:.55;pointer-events:none;max-width:62vw}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto}
  html.fx *{opacity:1!important;transform:none!important;transition:none!important}
  #sonar{display:none}
}