:root{
  --ink:#16252b; --muted:#5b6d74; --line:#e2e8ea; --bg:#ffffff; --soft:#f3f7f7;
  --brand:#0f766e; --brand-dark:#0b5a54; --brand-soft:#e0f2ef; --accent:#f59e0b;
  --radius:16px; --max:1080px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ink:#e7eef0; --muted:#9fb2b8; --line:#26363b; --bg:#0f1a1d; --soft:#15252a;
    --brand:#2dd4bf; --brand-dark:#14b8a6; --brand-soft:#123a36;
  }
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);
  background:var(--bg);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:var(--brand)}
img,iframe{max-width:100%}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 16px}

/* barra */
.top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 92%,transparent);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;height:62px}
.logo{font-weight:800;font-size:19px;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.logo span{color:var(--brand)}
.nav{display:flex;gap:18px;align-items:center}
.nav a{color:var(--muted);text-decoration:none;font-size:15px}
.nav a:hover{color:var(--ink)}
.nav a.btn-main,.nav a.btn-main:hover{color:#fff}
@media(max-width:720px){.nav a.opt{display:none}}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;
  border-radius:999px;font-weight:700;font-size:16px;text-decoration:none;border:2px solid transparent;
  transition:transform .12s ease,background .12s ease}
.btn:hover{transform:translateY(-1px)}
.btn-main{background:var(--brand);color:#fff}
.btn-main:hover{background:var(--brand-dark)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-sm{padding:9px 16px;font-size:14.5px}

/* secciones */
section{padding:64px 0}
section.alt{background:var(--soft)}
h1{font-size:clamp(36px,6vw,58px);line-height:1.08;letter-spacing:-.025em;font-weight:800}
h2{font-size:clamp(26px,3.6vw,36px);line-height:1.18;letter-spacing:-.015em;font-weight:800;margin-bottom:14px}
h3{font-size:19px;line-height:1.3;margin-bottom:6px}
.lead{font-size:clamp(18px,2.2vw,21px);color:var(--muted);max-width:640px;margin:18px 0 28px}
.sub{color:var(--muted);max-width:680px;margin-bottom:28px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--brand);margin-bottom:12px}
.hero{padding:72px 0 56px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap}

/* hero de la home con el celular */
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero-visual{position:relative;display:flex;justify-content:center;padding:10px 0 26px}
.phone{width:300px;max-width:100%;border-radius:34px;background:#0e1a1e;padding:10px;
  box-shadow:0 24px 60px rgba(15,40,45,.28)}
.phone-top{display:flex;align-items:center;gap:10px;background:var(--brand);color:#fff;
  border-radius:26px 26px 0 0;padding:14px 14px 12px}
.phone-top strong{display:block;font-size:14.5px;line-height:1.2}
.phone-top span{font-size:12px;opacity:.85}
.phone-av{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;
  align-items:center;justify-content:center;font-weight:800;font-size:13px}
.phone-chat{background:#ece5dd;border-radius:0 0 26px 26px;padding:14px 10px 18px;display:grid;gap:8px;min-height:330px;align-content:start}
.msg{max-width:84%;padding:8px 10px 16px;border-radius:10px;font-size:13.5px;line-height:1.4;color:#16252b;position:relative;
  box-shadow:0 1px 1px rgba(0,0,0,.08)}
.msg time{position:absolute;right:8px;bottom:3px;font-size:10.5px;color:#6b7a7f}
.msg.in{background:#fff;justify-self:start;border-top-left-radius:2px}
.msg.out{background:#d6f5e3;justify-self:end;border-top-right-radius:2px}
.phone-note{position:absolute;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:10px 14px;
  box-shadow:0 10px 30px rgba(15,40,45,.14);font-size:13px;line-height:1.35}
.phone-note b{display:block;color:var(--brand);font-size:13.5px}
.phone-note span{color:var(--muted)}
.phone-note b::before{content:"✓ "}
.n1{right:-6px;bottom:4px}
.n2{right:-6px;top:-34px}
@media (prefers-reduced-motion:no-preference){
  .msg,.phone-note{opacity:0;animation:aparecer .45s ease forwards}
  .m1{animation-delay:.3s}.m2{animation-delay:1.1s}.m3{animation-delay:1.9s}.m4{animation-delay:2.7s}
  .n2{animation-delay:1.4s}.n1{animation-delay:3.3s}
}
@keyframes aparecer{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .n2,.n1{right:0}
  .hero-visual{padding-top:44px}
  .n2{top:6px}
}
@media(max-width:420px){.phone{width:270px}.phone-note{font-size:12px;padding:8px 11px}}

/* grillas y tarjetas */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
section.alt .card{background:var(--bg)}
.card p{color:var(--muted);font-size:16px}
.card .ico{display:flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:12px;
  background:var(--brand-soft);color:var(--brand);margin-bottom:14px}
.card .ico svg{width:24px;height:24px;stroke-width:1.8}
.tag{display:inline-block;vertical-align:1px;margin-left:6px;padding:1px 9px;border:1px solid var(--brand);
  border-radius:999px;font-size:12.5px;font-weight:700;line-height:1.5;color:var(--brand);text-decoration:none;white-space:nowrap}
h3 .tag{vertical-align:3px}
a.card{text-decoration:none;color:inherit;display:block;transition:border-color .12s ease,transform .12s ease}
a.card:hover{border-color:var(--brand);transform:translateY(-2px)}
a.card .more{display:inline-block;margin-top:12px;color:var(--brand);font-weight:700;font-size:15px}

.list{list-style:none;display:grid;gap:12px}
.list li{padding-left:30px;position:relative}
.list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand);font-weight:800}

.steps{counter-reset:paso;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.steps .card{position:relative;padding-top:54px}
.steps .card::before{counter-increment:paso;content:counter(paso);position:absolute;top:18px;left:22px;
  width:28px;height:28px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center}

.badge{display:inline-block;font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand);margin-bottom:10px}

/* demo embebido */
.demo{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--soft)}
.demo iframe{display:block;width:100%;border:0;height:820px}
.demo-chat iframe{height:780px}
@media(max-width:900px){.demo iframe{height:1350px}.demo-chat iframe{height:760px}}
.demo-bar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;
  padding:12px 16px;border-top:1px solid var(--line);font-size:14.5px;color:var(--muted);background:var(--bg)}

.facts{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:24px;color:var(--muted);font-size:15px}
.facts span::before{content:"✓ ";color:var(--brand);font-weight:800}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:15px;background:var(--bg)}
.chip small{margin-left:6px;font-size:12px;font-weight:700;color:var(--brand)}
.founder{display:flex;gap:22px;align-items:flex-start}
.avatar{flex:none;width:76px;height:76px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  font-weight:800;font-size:25px;display:flex;align-items:center;justify-content:center}
@media(max-width:560px){.founder{flex-direction:column;gap:14px}}
.plan .list li.sep:last-child{font-weight:500;font-size:13.5px}

/* precios */
.plans{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:8px}
.plan{position:relative;border:1px solid var(--line);border-radius:20px;padding:26px;background:var(--bg);display:flex;flex-direction:column}
.plan.destacado{border:2px solid var(--brand);box-shadow:0 10px 30px rgba(15,118,110,.12)}
.plan .badge{position:absolute;top:-13px;left:24px;margin:0;background:var(--brand);color:var(--bg)}
.plan h3{font-size:23px;margin-bottom:4px}
.plan .para{color:var(--muted);font-size:15.5px}
.plan .num{font-size:44px;font-weight:800;letter-spacing:-.03em;line-height:1;margin:18px 0 6px}
.plan .num small{font-size:17px;font-weight:600;color:var(--muted);letter-spacing:0}
.plan .extra{font-size:14.5px;color:var(--muted);margin-bottom:20px}
.plan .list{gap:10px;font-size:16px;margin-bottom:24px;flex:1;align-content:start}
.plan .list li.sep{padding-left:0;font-weight:700;font-size:14.5px;color:var(--muted)}
.plan .list li.sep::before{content:none}
.plan .btn{width:100%}
.price-box{border:2px solid var(--brand);border-radius:20px;padding:30px;background:var(--bg);max-width:560px}
.price-box .num{font-size:52px;font-weight:800;letter-spacing:-.03em;line-height:1}
.price-box .num small{font-size:18px;font-weight:600;color:var(--muted);letter-spacing:0}
.table{width:100%;border-collapse:collapse;font-size:16px}
.table th,.table td{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.table th{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.table td:last-child{font-weight:700;white-space:nowrap}
.scroll-x{overflow-x:auto}
@media(max-width:640px){
  .table thead{display:none}
  .table tr{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:16px 0;border-bottom:1px solid var(--line)}
  .table td{border:0;padding:0}
  .table td:first-child{font-weight:700;grid-column:1}
  .table td:last-child{grid-column:2;grid-row:1;color:var(--brand);text-align:right}
  .table td:nth-child(2){grid-column:1 / -1;color:var(--muted);font-size:15.5px}
}

/* preguntas */
details{border-bottom:1px solid var(--line);padding:16px 0}
summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::after{content:"+";color:var(--brand);font-weight:800}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin-top:10px}

/* cierre y pie */
.cta-end{text-align:center}
.cta-end .lead{margin-left:auto;margin-right:auto}
footer{border-top:1px solid var(--line);padding:32px 0;color:var(--muted);font-size:14.5px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:var(--muted)}

/* globo de chat con Juli (widget.js) */
.chat-globo{position:fixed;right:18px;bottom:18px;z-index:30;display:flex;align-items:center;gap:10px;
  height:58px;padding:0 20px 0 17px;border:0;border-radius:999px;background:var(--brand);color:#fff;
  font:inherit;font-weight:700;font-size:15px;cursor:pointer;box-shadow:0 10px 28px rgba(15,60,60,.3);
  transition:transform .12s ease,background .12s ease}
.chat-globo:hover{background:var(--brand-dark);transform:translateY(-2px)}
.chat-globo svg{width:24px;height:24px;flex:none}
.chat-panel{position:fixed;right:18px;bottom:90px;z-index:31;width:380px;height:min(620px,calc(100vh - 120px));
  border-radius:18px;overflow:hidden;background:var(--bg);box-shadow:0 20px 60px rgba(10,40,45,.35)}
.chat-panel iframe{display:block;width:100%;height:100%;border:0}
.chat-cerrar{position:absolute;top:14px;right:12px;z-index:2;width:34px;height:34px;border-radius:50%;border:0;
  background:rgba(255,255,255,.22);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}
.chat-cerrar:hover{background:rgba(255,255,255,.35)}
.chat-cerrar svg{width:18px;height:18px}
@media(max-width:900px){
  .chat-globo{padding:0;width:58px;justify-content:center;right:16px;bottom:16px}
  .chat-globo-txt{display:none}
  .float{right:auto;left:16px}
  .chat-panel{inset:0;width:auto;height:auto;border-radius:0}
  .chat-abierto .chat-globo,.chat-abierto .float{display:none}
}

/* boton flotante de WhatsApp */
.float{position:fixed;right:16px;bottom:16px;z-index:20;box-shadow:0 8px 24px rgba(0,0,0,.18)}
@media(min-width:900px){.float{display:none}}