/* ============================================================
   EPL · "Argos Light Glow" — sistema de diseño de la web
   Base = paleta clara de Argos Terminal + capa aurora/glow.
   Compartido por todas las páginas (home, linkedin, blog, etf…).
   ============================================================ */
:root{
  --bg:#eef2f8; --surface:#ffffff; --surface-2:#f4f6fb;
  --border:#dde3ee; --border-2:#c9d2e2;
  --text:#0f141d; --text-dim:#49515f; --text-mute:#6e7684;
  --blue:#1a53f0; --green:#089981; --purple:#8e24aa; --amber:#a16b00; --red:#d92638;
  --glow-blue:rgba(26,83,240,.16); --glow-green:rgba(8,153,129,.16); --glow-purple:rgba(142,36,170,.13);
  --radius:14px; --radius-lg:22px;
  --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
.wrap-narrow{max-width:720px;margin:0 auto;padding:0 22px}

/* Aurora de fondo */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.aurora i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.9}
.aurora i:nth-child(1){width:560px;height:560px;left:-140px;top:-160px;background:var(--glow-blue)}
.aurora i:nth-child(2){width:520px;height:520px;right:-120px;top:120px;background:var(--glow-green)}
.aurora i:nth-child(3){width:460px;height:460px;left:32%;top:640px;background:var(--glow-purple)}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.72);backdrop-filter:blur(14px);border-bottom:1px solid rgba(221,227,238,.8)}
.nav-in{display:flex;align-items:center;gap:26px;height:62px}
.brand{font-weight:800;font-size:17px;letter-spacing:-.2px;color:var(--text);white-space:nowrap;text-decoration:none!important}
.brand em{font-style:normal;background:linear-gradient(90deg,var(--blue),var(--green));-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;gap:20px;margin-left:auto;align-items:center;font-size:14.5px;font-weight:600}
.nav-links a{color:var(--text-dim)}
.nav-links a:hover{color:var(--text);text-decoration:none}

/* Botones */
.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:700;font-size:15px;line-height:1;transition:transform .15s,box-shadow .15s;text-decoration:none!important;border:0;cursor:pointer;font-family:var(--font)}
.btn-primary{background:linear-gradient(92deg,var(--blue),#3f7afa);color:#fff;box-shadow:0 8px 26px var(--glow-blue)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(26,83,240,.28)}
.btn-green{background:linear-gradient(92deg,var(--green),#0ab596);color:#fff;box-shadow:0 8px 26px var(--glow-green)}
.btn-green:hover{transform:translateY(-2px)}
.btn-purple{background:linear-gradient(92deg,var(--purple),#b04ad2);color:#fff;box-shadow:0 8px 26px var(--glow-purple)}
.btn-purple:hover{transform:translateY(-2px)}
.btn-ghost{border:1.5px solid var(--border-2);color:var(--text-dim);background:rgba(255,255,255,.6)}
.btn-ghost:hover{color:var(--text);border-color:var(--text-mute)}
.btn-sm{padding:9px 16px;font-size:13.5px}
.btn-xl{padding:16px 30px;font-size:17px}

/* Hero + secciones */
.hero{padding:84px 0 60px;text-align:center}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2.2px;text-transform:uppercase;color:var(--blue);background:rgba(26,83,240,.08);border:1px solid rgba(26,83,240,.18);padding:6px 14px;border-radius:999px;margin-bottom:22px}
h1{font-size:clamp(34px,5.4vw,58px);line-height:1.08;letter-spacing:-1.5px;margin:0 0 18px;font-weight:800}
.grad{background:linear-gradient(92deg,var(--blue) 0%,var(--green) 60%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{font-size:clamp(17px,2.2vw,20px);color:var(--text-dim);max-width:640px;margin:0 auto 30px}
.hero-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:34px}
.chips{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.chip{font-size:13px;font-weight:600;color:var(--text-dim);background:rgba(255,255,255,.7);border:1px solid var(--border);padding:7px 14px;border-radius:999px}
.chip b{color:var(--green)}
section{padding:64px 0}
h2{font-size:clamp(26px,3.4vw,36px);letter-spacing:-.8px;margin:0 0 10px;font-weight:800;text-align:center}
.lead{text-align:center;color:var(--text-dim);max-width:620px;margin:0 auto 42px;font-size:17px}

/* Niveles */
.levels{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:22px;align-items:stretch}
.lvl{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px 28px;display:flex;flex-direction:column;position:relative;transition:transform .18s,box-shadow .18s}
.lvl:hover{transform:translateY(-4px)}
.lvl-0{box-shadow:0 10px 34px rgba(26,83,240,.10)}
.lvl-1{box-shadow:0 14px 44px rgba(8,153,129,.14);border-color:rgba(8,153,129,.35)}
.lvl-2{box-shadow:0 14px 44px rgba(142,36,170,.12)}
.lvl-badge{position:absolute;top:-13px;left:26px;font-size:11.5px;font-weight:800;letter-spacing:1.4px;text-transform:uppercase;padding:5px 12px;border-radius:999px;color:#fff}
.lvl-0 .lvl-badge{background:var(--blue)}
.lvl-1 .lvl-badge{background:var(--green)}
.lvl-2 .lvl-badge{background:var(--purple)}
.lvl h3{font-size:22px;margin:10px 0 4px;letter-spacing:-.4px}
.lvl .price{font-family:var(--mono);font-size:14px;font-weight:700;color:var(--text-mute);margin-bottom:14px}
.lvl .price b{color:var(--text);font-size:17px}
.lvl ul{list-style:none;margin:0 0 24px;padding:0;color:var(--text-dim);font-size:15px}
.lvl li{padding:7px 0 7px 28px;position:relative}
.lvl li::before{content:'✓';position:absolute;left:2px;font-weight:800}
.lvl-0 li::before{color:var(--blue)}
.lvl-1 li::before{color:var(--green)}
.lvl-2 li::before{color:var(--purple)}
.lvl .cta{margin-top:auto;text-align:center}
.pop{font-size:12px;font-weight:700;color:var(--green);text-align:center;margin-top:10px}

/* Marco cartera */
.cartera-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 16px 48px rgba(15,20,29,.08);overflow:hidden}
.cartera-head{display:flex;align-items:center;gap:10px;padding:14px 20px;border-bottom:1px solid var(--border);background:var(--surface-2)}
.dot{width:11px;height:11px;border-radius:50%}
.cartera-head .t{font-family:var(--mono);font-size:13px;color:var(--text-dim);margin-left:6px}
.cartera-frame{width:100%;height:640px;border:0;display:block;background:#fff}
.cartera-note{text-align:center;color:var(--text-mute);font-size:14px;margin-top:16px}
.cartera-note b{color:var(--amber)}

/* Cards genéricas */
.cards3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.tool{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:transform .16s,box-shadow .16s;display:block;color:inherit;text-decoration:none!important}
.tool:hover{transform:translateY(-3px);box-shadow:0 12px 34px rgba(15,20,29,.10)}
.tool .ico{font-size:26px;margin-bottom:10px}
.tool h3{margin:0 0 6px;font-size:18px}
.tool p{margin:0;color:var(--text-dim);font-size:14.5px}
.tool .soon{display:inline-block;margin-top:10px;font-size:11.5px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--purple);background:rgba(142,36,170,.09);padding:4px 10px;border-radius:999px}

/* ===== Artículo largo / squeeze page ===== */
.article{padding:56px 0 30px}
.article h1{font-size:clamp(30px,4.6vw,46px);text-align:center}
.article .kicker{text-align:center;color:var(--text-dim);font-size:17px;margin:0 0 8px}
.article-body{font-size:17.5px;color:#1c2330}
.article-body p{margin:0 0 1.15em}
.article-body h2{text-align:left;font-size:clamp(22px,3vw,30px);margin:1.6em 0 .5em}
.article-body img{border-radius:var(--radius);box-shadow:0 12px 36px rgba(15,20,29,.12);margin:10px 0 18px}
.article-body .big{font-size:1.15em;font-weight:700}
.center{text-align:center}

/* Caja regalo / formulario suscripción */
.gift{background:var(--surface);border:1px solid rgba(8,153,129,.4);border-radius:var(--radius-lg);box-shadow:0 18px 54px rgba(8,153,129,.16);padding:34px 30px;margin:34px 0}
.gift h2{margin-top:0}
.gift .sub2{text-align:center;color:var(--text-dim);margin:0 0 22px}
.ml-form{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.ml-form input[type=email]{flex:1 1 260px;max-width:380px;padding:14px 18px;border-radius:999px;border:1.5px solid var(--border-2);font-size:16px;font-family:var(--font);background:var(--surface-2);color:var(--text)}
.ml-form input[type=email]:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 4px rgba(8,153,129,.15)}
.form-ok{display:none;text-align:center;padding:18px;border-radius:var(--radius);background:rgba(8,153,129,.09);border:1px solid rgba(8,153,129,.35);color:var(--green);font-weight:600}
.form-err{display:none;text-align:center;padding:12px;border-radius:var(--radius);background:rgba(217,38,56,.07);border:1px solid rgba(217,38,56,.3);color:var(--red);font-size:14.5px;margin-top:12px}
.note-warn{background:rgba(161,107,0,.08);border:1px solid rgba(161,107,0,.3);border-radius:var(--radius);padding:16px 20px;font-size:15px;color:#5c4a12;margin:26px 0}
.note-warn b{color:var(--amber)}

/* Footer */
footer{border-top:1px solid var(--border);margin-top:40px;padding:34px 0 44px;font-size:13.5px;color:var(--text-mute)}
.foot{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}
.foot a{color:var(--text-dim)}
.disclaimer{margin-top:14px;font-size:12.5px;max-width:760px}

/* Banner cookies */
#ck{position:fixed;left:16px;right:16px;bottom:16px;z-index:99;background:var(--surface);border:1px solid var(--border-2);border-radius:var(--radius);box-shadow:0 18px 50px rgba(15,20,29,.18);padding:16px 18px;display:none;gap:14px;align-items:center;flex-wrap:wrap;max-width:680px;margin:0 auto;font-size:13.5px;color:var(--text-dim)}
#ck.show{display:flex}
#ck .b{display:flex;gap:8px;margin-left:auto}

/* FIX: .nav-links a (0,1,1) pisaba el blanco de los botones (0,1,0) —
   los CTA del menú se leían gris sobre azul. Blanco explícito y ganador. */
.nav-links a.btn-primary, .nav-links a.btn-primary:hover,
.nav-links a.btn-green,   .nav-links a.btn-green:hover,
.nav-links a.btn-purple,  .nav-links a.btn-purple:hover { color:#fff; }

@media(max-width:760px){
  /* Menú móvil SIN hamburguesa: marca + CTA en la fila de arriba y debajo un
     carril de enlaces deslizable con el dedo (antes: display:none y el menú
     era inaccesible). El CTA se ancla al .nav (sticky = containing block). */
  .nav-in{height:auto;flex-wrap:wrap;gap:0;padding-top:9px}
  .brand{min-height:34px;display:inline-flex;align-items:center;font-size:16px}
  .nav-links .btn{position:absolute;top:9px;right:22px;padding:8px 13px;font-size:13px}
  .nav-links{flex-basis:100%;margin-left:0;gap:20px;font-size:14px;
    overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;
    padding:7px 40px 11px 0;
    -webkit-mask-image:linear-gradient(90deg,#000 86%,transparent);
    mask-image:linear-gradient(90deg,#000 86%,transparent)}
  .nav-links::-webkit-scrollbar{display:none}
  .nav-links a:not(.btn){white-space:nowrap}
  .cartera-frame{height:520px}
  .article-body{font-size:16.5px}
}