/* ============================================================================
   PuntoVentaPRO — landing pública (index.php) · rediseño SaaS moderno
   Fondo muy claro, degradados azul/morado, tarjetas redondeadas, sombras
   sutiles y navegación responsive. Esta hoja es EXCLUSIVA de la landing;
   acceso/registro/login siguen usando public.css.
   ========================================================================== */
:root{
  --brand:#4f46e5;
  --brand-2:#7c3aed;
  --brand-dark:#4338ca;
  --brand-050:#eef2ff;
  --brand-100:#e0e7ff;
  --grad:linear-gradient(135deg,#4f46e5 0%,#7c3aed 100%);
  --grad-soft:linear-gradient(135deg,#eef2ff 0%,#f5f3ff 100%);
  --ink:#0f172a; --soft:#475569; --mute:#64748b;
  --bg:#fafbff; --alt:#f4f6fd; --card:#ffffff; --line:#e7eaf6;
  --ok:#059669; --warn:#b45309; --danger:#dc2626;
  --radius:16px; --radius-sm:12px;
  --shadow:0 1px 2px rgba(15,23,42,.04), 0 8px 24px rgba(79,70,229,.06);
  --shadow-lg:0 4px 12px rgba(15,23,42,.05), 0 20px 50px rgba(79,70,229,.12);
  --font:"Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0;overflow-x:hidden}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%}
h1,h2,h3{margin:0 0 .6rem;line-height:1.15;letter-spacing:-.022em}
.wrap{max-width:1140px;margin:0 auto;padding:0 1.3rem}
.section{padding:4.2rem 0}
.section.alt{background:var(--alt)}
.section h2{font-size:2rem;text-align:center;color:var(--ink);font-weight:800}
.section .kicker{text-align:center;font-weight:800;text-transform:uppercase;letter-spacing:.1em;font-size:.74rem;margin-bottom:.6rem;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.section .sub{text-align:center;color:var(--soft);max-width:620px;margin:.4rem auto 2.6rem;font-size:1.04rem}

/* ============================== header ============================== */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.8rem 0;gap:1rem}
.nav .logo{font-weight:800;font-size:1.22rem;color:var(--ink);display:flex;align-items:center;gap:.55rem;flex-shrink:0}
.nav .logo .word b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800}
.nav .logo .mark{width:34px;height:34px;border-radius:10px;background:var(--grad);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;font-weight:800;box-shadow:0 4px 12px rgba(79,70,229,.35)}
.nav-links{display:flex;align-items:center;gap:1.7rem}
.nav-links a.lnk{color:var(--soft);font-weight:600;font-size:.93rem;padding:.4rem 0}
.nav-links a.lnk:hover{color:var(--brand);text-decoration:none}

/* hamburguesa (solo móvil) */
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:46px;height:46px;padding:0;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);transition:transform .22s,opacity .22s}
.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:860px){
  .nav-toggle{display:flex}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:.25rem;
    background:#fff;border-bottom:1px solid var(--line);
    padding:.8rem 1.3rem 1.1rem;box-shadow:0 18px 40px rgba(15,23,42,.10);
  }
  .nav-links.open{display:flex}
  .nav-links a.lnk{font-size:1.05rem;padding:.85rem .4rem;border-radius:10px}
  .nav-links a.lnk:hover{background:var(--brand-050)}
  .nav-links .btn{margin-top:.5rem;width:100%;min-height:50px}
}

/* ============================== botones ============================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:1px solid transparent;
  border-radius:12px;padding:.75rem 1.4rem;min-height:46px;font:inherit;font-weight:700;cursor:pointer;
  background:var(--grad);color:#fff;box-shadow:0 4px 14px rgba(79,70,229,.30);
  transition:transform .12s,box-shadow .12s,filter .12s}
.btn:hover{filter:brightness(1.07);box-shadow:0 6px 20px rgba(79,70,229,.38);text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.lg{padding:1rem 1.9rem;font-size:1.06rem;border-radius:14px;min-height:54px}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--shadow)}
.btn.ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-050);filter:none}
.btn.block{width:100%}

/* ============================== hero ============================== */
.hero{padding:4.6rem 0 3rem;text-align:center;position:relative}
.hero::before{content:"";position:absolute;inset:-40% -20% auto;height:130%;z-index:-1;pointer-events:none;
  background:
    radial-gradient(46% 55% at 22% 12%, rgba(79,70,229,.10), transparent 70%),
    radial-gradient(42% 52% at 80% 8%, rgba(124,58,237,.10), transparent 70%)}
.hero h1{font-size:3.1rem;font-weight:800;color:var(--ink);margin-bottom:.4rem}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.18rem;color:var(--soft);max-width:660px;margin:.8rem auto 2rem}
.hero .cta-row{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap}
.hero .mini-trust{margin-top:1.2rem;color:var(--soft);font-size:.9rem;font-weight:700}
.hero .reassure{margin-top:.55rem;color:var(--mute);font-size:.88rem}
.pill{display:inline-flex;align-items:center;gap:.5rem;background:#fff;border:1px solid var(--brand-100);color:var(--brand-dark);
  border-radius:999px;padding:.44rem 1.1rem;font-weight:700;font-size:.84rem;margin-bottom:1.5rem;box-shadow:var(--shadow)}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(5,150,105,.14)}

/* franja de confianza */
.trust{display:flex;gap:2.8rem;justify-content:center;flex-wrap:wrap;padding:2.2rem 0 0;color:var(--mute);font-size:.9rem}
.trust b{color:var(--ink);font-size:1.12rem;display:block}
.trust div{text-align:center}

/* ventana mock del hero */
.mock{max-width:900px;margin:3rem auto 0;border-radius:20px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-lg);overflow:hidden}
.mock .bar{display:flex;gap:.45rem;padding:.7rem 1rem;background:var(--grad-soft);border-bottom:1px solid var(--line)}
.mock .bar i{width:10px;height:10px;border-radius:50%;background:#c7cdf2}
.mock .body{display:grid;grid-template-columns:1.4fr 1fr;gap:0}
.mock .cart,.mock .pay{padding:1.2rem 1.3rem}
.mock .pay{background:var(--alt);border-left:1px solid var(--line)}
.mock .line{display:flex;justify-content:space-between;padding:.55rem 0;border-bottom:1px dashed var(--line);font-size:.9rem;color:var(--soft)}
.mock .tot{display:flex;justify-content:space-between;font-weight:800;font-size:1.4rem;margin-top:.6rem;color:var(--ink)}
.mock .k{font-size:.68rem;text-transform:uppercase;letter-spacing:.07em;color:var(--brand);font-weight:800;margin-bottom:.35rem}
.mock .btnfake{margin-top:1rem;background:var(--grad);color:#fff;text-align:center;border-radius:10px;padding:.7rem;font-weight:800;font-size:.9rem;box-shadow:0 4px 12px rgba(79,70,229,.28)}
@media (max-width:720px){.mock .body{grid-template-columns:1fr}.mock .pay{border-left:none;border-top:1px solid var(--line)}}

/* ============================== capturas ============================== */
.shots{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:1.5rem}
.shot{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow);margin:0;transition:transform .15s,box-shadow .15s}
.shot:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.shot .cap{padding:.95rem 1.1rem;border-top:1px solid var(--line)}
.shot .cap b{display:block;font-size:.97rem;color:var(--ink)}
.shot .cap span{font-size:.85rem;color:var(--mute)}
.shot .ui{padding:0;background:var(--alt);font-size:.78rem}
.ui-bar{background:var(--grad);color:#fff;padding:.55rem .85rem;font-weight:700;font-size:.76rem}
.ui-bar.pos{background:var(--grad)}
.ui-row{display:flex;justify-content:space-between;gap:.6rem;padding:.5rem .85rem;border-bottom:1px solid var(--line);background:#fff;color:var(--soft)}
.ui-row span:first-child{flex:1;text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ui-row span{min-width:44px;text-align:right}
.ui-row.head{background:var(--alt);color:var(--mute);font-weight:800;font-size:.68rem;text-transform:uppercase;letter-spacing:.03em}
.ui-row.warn{background:#fffaf3}
.ui-row .pos-num{color:var(--ok);font-weight:700;white-space:nowrap;min-width:86px}
.ui-row i.tag{font-style:normal;background:var(--brand-050);color:var(--brand);border-radius:6px;padding:0 .4rem;font-size:.66rem;font-weight:700;margin-left:.3rem}
.ui-row i.tag.red{background:#fdeaea;color:var(--danger)}
.ui-total{display:flex;justify-content:space-between;padding:.65rem .85rem;background:#fff;font-weight:800;color:var(--ink);border-bottom:1px solid var(--line)}
.ui-total b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.ui-btn{margin:.75rem .85rem;background:var(--ok);color:#fff;text-align:center;border-radius:9px;padding:.6rem;font-weight:800;font-size:.78rem}
.ui-tiles{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line)}
.ui-tiles>div{background:#fff;padding:.75rem .85rem}
.ui-tiles small{display:block;color:var(--mute);font-size:.62rem;font-weight:800;letter-spacing:.05em}
.ui-tiles b{font-size:1.06rem;color:var(--ink)}
.ui-tiles b.pos-num{color:var(--ok)}
.ui-tiles b.warn-num{color:var(--warn)}
.ui-chart{display:flex;align-items:flex-end;gap:6px;height:70px;padding:.85rem;background:#fff}
.ui-chart i{flex:1;background:var(--brand-050);border-radius:4px 4px 0 0;border-top:2px solid var(--brand)}

/* ============================== pasos ============================== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.7rem;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.step .n{width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:.9rem;box-shadow:0 4px 12px rgba(79,70,229,.28)}
.step h3{font-size:1.06rem;color:var(--ink)}
.step p{color:var(--soft);font-size:.93rem;margin:0}

/* ============================== funciones ============================== */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.feature{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s,border-color .15s}
.feature:hover{transform:translateY(-3px);border-color:var(--brand-100);box-shadow:var(--shadow-lg)}
.feature .ic{width:44px;height:44px;color:var(--brand);margin-bottom:.8rem;background:var(--brand-050);border-radius:12px;padding:9px}
.feature h3{font-size:1.04rem;color:var(--ink)}
.feature p{color:var(--soft);font-size:.92rem;margin:0}

/* ============================== trío de valor ============================== */
.value3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem;margin-top:1.2rem}
.value3 > div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;text-align:center;box-shadow:var(--shadow)}
.value3 b{display:block;font-size:1.2rem;margin-bottom:.4rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.value3 p{margin:0;font-size:.93rem;color:var(--soft)}

/* ============================== precios ============================== */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem;align-items:start}
.plan{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:1.9rem 1.6rem;text-align:center;position:relative;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.plan:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.plan.featured{border:2px solid transparent;background:
  linear-gradient(#fff,#fff) padding-box, var(--grad) border-box;box-shadow:var(--shadow-lg)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:.7rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;padding:.32rem .9rem;border-radius:999px;white-space:nowrap;box-shadow:0 4px 10px rgba(79,70,229,.35)}
.plan h3{font-size:1.1rem;color:var(--ink)}
.plan .price{font-size:2.3rem;font-weight:800;margin:.3rem 0 0;color:var(--ink);letter-spacing:-.03em}
.plan .price small{font-size:.88rem;font-weight:600;color:var(--mute)}
.plan .permes{color:var(--mute);font-size:.83rem;margin-bottom:.6rem}
.plan ul{list-style:none;padding:0;margin:1.1rem 0 1.2rem;text-align:left}
.plan li{padding:.36rem 0 .36rem 1.7rem;position:relative;color:var(--soft);font-size:.92rem}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.plan .hint{font-size:.8rem;color:var(--mute)}
.pricing-note{text-align:center;color:var(--mute);font-size:.9rem;margin-top:1.8rem}

/* ============================== faq ============================== */
.faq{max-width:760px;margin:0 auto}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:.15rem 1.2rem;margin-bottom:.7rem;box-shadow:var(--shadow)}
.faq details[open]{border-color:var(--brand-100)}
.faq summary{cursor:pointer;font-weight:700;padding:1rem 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;color:var(--ink);min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-weight:800;font-size:1.3rem;flex-shrink:0}
.faq details[open] summary::after{content:"–"}
.faq p{margin:0 0 1.1rem;color:var(--soft);font-size:.94rem}

/* ============================== cta final ============================== */
.finalcta{text-align:center;background:var(--grad);border-radius:24px;padding:3.2rem 1.6rem;margin:1.5rem 0 3.5rem;color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.finalcta::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 90% at 80% 0%, rgba(255,255,255,.16), transparent 70%)}
.finalcta h2{font-size:1.85rem;color:#fff;position:relative}
.finalcta p{color:rgba(255,255,255,.88);max-width:520px;margin:.4rem auto 1.6rem;position:relative}
.finalcta .btn{background:#fff;color:var(--brand-dark);box-shadow:0 6px 18px rgba(15,23,42,.22);position:relative}
.finalcta .btn:hover{filter:none;background:var(--brand-050)}

/* ============================== footer ============================== */
.foot{border-top:1px solid var(--line);padding:2.2rem 0;color:var(--mute);font-size:.88rem;text-align:center;background:#fff}

/* ============================== sección celular ============================== */
.mobile-plus{display:grid;grid-template-columns:1fr 1fr;gap:2.6rem;align-items:center}
.mobile-plus .mp-list{list-style:none;padding:0;margin:1.3rem 0 0;display:grid;gap:1rem}
.mobile-plus .mp-list li{display:flex;gap:.8rem;align-items:flex-start;color:var(--soft);font-size:.98rem}
.mobile-plus .mp-list li b{color:var(--ink)}
.mobile-plus .mp-list .mi{flex-shrink:0;width:40px;height:40px;border-radius:12px;background:var(--grad-soft);border:1px solid var(--brand-100);color:var(--brand);display:grid;place-items:center;font-size:1.1rem}
.mobile-plus .mp-copy h2{text-align:left}
.mobile-plus .mp-copy .kicker{text-align:left}
.device-wrap{display:flex;justify-content:center}
.device{width:270px;border:10px solid #171a2b;border-radius:38px;background:#171a2b;box-shadow:var(--shadow-lg);overflow:hidden}
.device .scr{background:var(--alt);border-radius:28px;overflow:hidden}
.device .d-top{background:var(--grad);color:#fff;font-size:.62rem;font-weight:800;padding:.55rem .75rem;display:flex;justify-content:space-between;align-items:center}
.device .d-scan{margin:.6rem;background:var(--grad);color:#fff;text-align:center;border-radius:11px;padding:.65rem;font-weight:800;font-size:.72rem;box-shadow:0 4px 10px rgba(79,70,229,.3)}
.device .d-card{margin:.6rem;background:#fff;border:1px solid var(--line);border-radius:12px;padding:.6rem .7rem;font-size:.68rem;color:var(--soft);box-shadow:var(--shadow)}
.device .d-card .d-name{font-weight:800;color:var(--ink);font-size:.78rem;margin-bottom:.25rem}
.device .d-row{display:flex;justify-content:space-between;padding:.12rem 0}
.device .d-row b{color:var(--ink)}
.device .d-total{margin:.6rem;background:var(--grad);color:#fff;border-radius:11px;padding:.55rem .75rem;display:flex;justify-content:space-between;font-weight:800;font-size:.82rem}
.device .d-cobrar{margin:.6rem;background:var(--ok);color:#fff;text-align:center;border-radius:11px;padding:.65rem;font-weight:800;font-size:.78rem}

/* ============================== animación de entrada ============================== */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
  .reveal.in{opacity:1;transform:none}
}

/* ============================== tablet ============================== */
@media (max-width:980px){
  .features,.pricing{grid-template-columns:1fr 1fr}
  .hero h1{font-size:2.5rem}
}
@media (max-width:860px){
  .features,.pricing,.steps,.value3{grid-template-columns:1fr}
  .mobile-plus{grid-template-columns:1fr;gap:1.8rem}
  .mobile-plus .mp-copy h2,.mobile-plus .mp-copy .kicker{text-align:center}
  .device-wrap{order:-1}
  .hero h1{font-size:2.15rem}
  .hero p.lead{font-size:1.06rem}
  .section{padding:3rem 0}
}

/* ============================== móvil ============================== */
.sticky-cta{display:none}

@media (max-width:640px){
  .hero{padding:2.4rem 0 1.6rem}
  .hero h1{font-size:1.85rem;line-height:1.18}
  .hero p.lead{font-size:1.03rem;margin:.6rem auto 1.2rem;max-width:34ch}
  .pill{font-size:.76rem;padding:.36rem .85rem;margin-bottom:1rem}
  .hero .cta-row{gap:.6rem}
  .hero .cta-row .btn{flex:1 1 100%;min-height:54px}
  .hero .cta-row .btn.ghost{flex:1 1 100%;font-size:.95rem}
  .hero .mini-trust{font-size:.86rem;margin-top:.9rem}
  .hero .reassure{font-size:.82rem}
  .trust{display:none}               /* lo resume .mini-trust */
  .mock{margin-top:1.6rem;border-radius:16px}
  .mock .tot{font-size:1.15rem}

  .section{padding:2.2rem 0}
  .section h2{font-size:1.45rem}
  .section .sub{font-size:.95rem;margin-bottom:1.5rem}
  .section .kicker{font-size:.68rem;margin-bottom:.4rem}

  .steps{gap:.8rem}
  .step{padding:1.2rem 1.2rem}
  .step .n{width:32px;height:32px;margin-bottom:.6rem}
  .step p{font-size:.9rem}

  /* "Cómo se ve": en celular solo la captura del POS */
  #capturas .sub{display:none}
  #capturas .shots .shot:nth-child(n+2){display:none}

  /* funciones: rejilla de ícono + título */
  .features{grid-template-columns:1fr 1fr;gap:.6rem}
  .feature{padding:1rem .8rem;text-align:center}
  .feature .ic{width:36px;height:36px;margin:0 auto .45rem;padding:7px}
  .feature h3{font-size:.9rem;margin:0}
  .feature p{display:none}

  .mobile-plus .mp-list li{font-size:.92rem}
  .mobile-plus .mp-list .mi{width:34px;height:34px;font-size:.95rem}
  .value3 > div{padding:1.2rem}

  .plan{padding:1.5rem 1.25rem}
  .plan .price{font-size:1.95rem}

  /* faq: dejar visibles las 4 primeras */
  #faq .faq details:nth-of-type(n+5){display:none}

  .finalcta{padding:2.2rem 1.2rem;margin-bottom:2rem;border-radius:18px}
  .finalcta h2{font-size:1.45rem}

  /* barra fija de acción: solo visible cuando el CTA del hero ya no está a la vista (evita duplicado) */
  body{padding-bottom:64px}
  .sticky-cta{
    display:flex;align-items:center;justify-content:center;
    position:fixed;left:0;right:0;bottom:0;z-index:90;
    background:var(--grad);color:#fff;font-weight:800;font-size:1rem;
    padding:1.05rem;min-height:56px;text-decoration:none;
    box-shadow:0 -8px 26px rgba(79,70,229,.30);
    transform:translateY(100%);transition:transform .25s ease;pointer-events:none
  }
  .sticky-cta.show{transform:translateY(0);pointer-events:auto}
  .sticky-cta:active{filter:brightness(.95)}
  .sticky-cta:hover{text-decoration:none}
}