:root{--bg:#f6f7f2;--surface:#ffffff;--ink:#10231c;--muted:#52635b;--accent:#0f7a4d;--accent-ink:#ffffff;--accent-soft:#e2f3ea;--line:#dfe5dd;--dark:#0b1f18;--sun:#f5c542;--r:16px;--display:'Bricolage Grotesque',system-ui,sans-serif;--body:'Inter',system-ui,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.65 var(--body);-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
.angosto{width:min(760px,100% - 32px)}
h1,h2,h3{font-family:var(--display);line-height:1.1;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(2.4rem,6vw,4.1rem);font-weight:800}
h2{font-size:clamp(1.8rem,3.8vw,2.6rem);font-weight:800}
h3{font-size:1.25rem;font-weight:600;letter-spacing:-.01em}
p{margin:0 0 1em}

.top{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:20px;min-height:64px}
.marca{font-family:var(--display);font-weight:800;font-size:1.25rem;text-decoration:none;margin-right:auto;letter-spacing:-.02em}
.top nav{display:flex;gap:22px}
.top nav a{text-decoration:none;color:var(--muted);font-weight:500;font-size:.95rem}
.top nav a:hover{color:var(--ink)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--accent);color:var(--accent-ink);padding:.9em 1.5em;border-radius:999px;font-weight:600;text-decoration:none;font-size:1rem;border:0;cursor:pointer;transition:transform .15s,box-shadow .15s;box-shadow:0 8px 20px -10px var(--accent)}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px -10px var(--accent)}
.btn.chico{padding:.55em 1.1em;font-size:.92rem}
.btn.claro{background:var(--surface);color:var(--ink);border:1px solid var(--line);box-shadow:none}
.cierre .btn.claro{border-color:transparent}

.hero{padding:clamp(36px,7vw,84px) 0 clamp(36px,6vw,72px)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,64px);align-items:center}
.sobre{display:inline-block;background:var(--accent-soft);color:var(--accent);font-weight:600;font-size:.85rem;padding:.35em .9em;border-radius:999px;margin-bottom:1.2em}
.subrayado{background:linear-gradient(transparent 62%,var(--sun) 62% 92%,transparent 92%)}
.sub{font-size:1.2rem;color:var(--muted);max-width:32em}
.acciones{display:flex;flex-wrap:wrap;gap:12px;margin-top:1.6em}
.garantias{list-style:none;padding:0;margin:1.6em 0 0;display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--muted);font-size:.95rem}
.garantias li::before{content:"✓";color:var(--accent);font-weight:700;margin-right:.45em}

/* ---- teléfono de demo ---- */
.demo-col{display:flex;flex-direction:column;align-items:center}
.selector{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:5px 5px 5px 16px;margin-bottom:14px;max-width:100%}
.selector span{font-weight:600;font-size:.9rem;color:var(--muted);white-space:nowrap}
.selector select{font:600 .92rem var(--body);color:var(--accent-ink);background-color:var(--accent);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .9em center;border:0;border-radius:999px;padding:.55em 2.4em .55em 1.1em;cursor:pointer;min-width:0;max-width:100%;appearance:none;-webkit-appearance:none;text-overflow:ellipsis}
.selector select option{color:#10231c;background:#fff}
.cards.demos{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.telefono{width:min(380px,100%);height:560px;background:#efeae2;border-radius:28px;border:8px solid var(--dark);box-shadow:0 30px 60px -30px rgba(11,31,24,.55);display:flex;flex-direction:column;overflow:hidden}
.tel-cab{display:flex;align-items:center;gap:10px;background:#0b6b4a;color:#fff;padding:12px 14px}
.tel-cab .avatar{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;font-size:1.2rem}
.tel-cab strong{display:block;font-size:.98rem;line-height:1.2}
.tel-cab small{opacity:.8;font-size:.78rem}
.tel-chat{flex:1;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:8px;scroll-behavior:smooth}
.burbuja{max-width:86%;padding:8px 11px;border-radius:12px;font-size:.93rem;line-height:1.45;white-space:pre-wrap;word-wrap:break-word;box-shadow:0 1px 1px rgba(0,0,0,.12)}
.burbuja.bot{background:#fff;align-self:flex-start;border-top-left-radius:3px}
.burbuja.yo{background:#d9fdd3;align-self:flex-end;border-top-right-radius:3px}
.burbuja a{color:#0a58a8;word-break:break-all}
.escribiendo{display:inline-flex;gap:4px;padding:11px 14px}
.escribiendo i{width:6px;height:6px;border-radius:50%;background:#8a958f;animation:rebote 1s infinite}
.escribiendo i:nth-child(2){animation-delay:.15s}.escribiendo i:nth-child(3){animation-delay:.3s}
@keyframes rebote{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}
.aviso-dueno{align-self:stretch;background:#fff8dc;border:1px dashed #d3b64a;border-radius:12px;padding:9px 11px;font-size:.82rem;color:#5a4a0c;white-space:pre-wrap}
.aviso-dueno b{display:block;margin-bottom:3px;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}
.nota-sistema{align-self:center;background:#e3ebe6;color:#42544b;font-size:.78rem;padding:4px 10px;border-radius:999px;text-align:center}
.tel-opciones{display:flex;flex-wrap:wrap;gap:6px;padding:0 10px 8px;max-height:150px;overflow-y:auto}
.tel-opciones button{border:1px solid #b9d9c8;background:#fff;color:#0b6b4a;font:600 .84rem var(--body);padding:.45em .9em;border-radius:999px;cursor:pointer;text-align:left}
.tel-opciones button:hover{background:var(--accent-soft)}
.tel-entrada{display:flex;gap:8px;padding:8px 10px 10px;background:#f5f1ea}
.tel-entrada input{flex:1;min-width:0;border:0;border-radius:999px;padding:.6em 1em;font:400 .95rem var(--body);background:#fff}
.tel-entrada button{width:40px;height:40px;border-radius:50%;border:0;background:var(--accent);color:#fff;font-size:1rem;cursor:pointer}
.tel-entrada input:disabled,.tel-entrada button:disabled{opacity:.6}
.demo-nota{max-width:380px;text-align:center;color:var(--muted);font-size:.9rem;margin:14px 0 0}

/* ---- secciones ---- */
.sec{padding:clamp(48px,7vw,92px) 0}
.sec.alt{background:var(--surface);border-block:1px solid var(--line)}
.intro{color:var(--muted);max-width:40em}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:18px;margin-top:1.6em}
.cards.tres{grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.alt .card{background:var(--bg)}
.card p{color:var(--muted)}
.link{color:var(--accent);font-weight:600;text-decoration:none}
.link:hover{text-decoration:underline}
.pasos{list-style:none;margin:1.6em 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:22px}
.pasos li{display:flex;gap:16px}
.pasos p{color:var(--muted);margin:0}
.num{flex:none;width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font:800 1.2rem var(--display)}
.plan{display:flex;flex-direction:column}
.plan.destacado{border:2px solid var(--accent);box-shadow:0 24px 50px -30px rgba(15,122,77,.6)}
.cinta{position:absolute;top:-13px;left:24px;background:var(--sun);color:#3a2d00;font-weight:700;font-size:.78rem;padding:.25em .8em;border-radius:999px}
.para{min-height:3.2em}
.precio{margin:.4em 0 0;color:var(--ink)}
.precio strong{font:800 2.1rem var(--display)}
.precio span{color:var(--muted);font-size:.9rem}
.mensual{margin:0 0 1em;font-weight:600;color:var(--accent)}
.plan ul{list-style:none;padding:0;margin:0 0 1.4em;display:grid;gap:8px;flex:1}
.plan li{padding-left:1.5em;position:relative;font-size:.97rem}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.nota{margin-top:1.6em;color:var(--muted);font-size:.92rem}
details{border-bottom:1px solid var(--line);padding:.95em 0}
summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::after{content:"+";color:var(--accent);font-size:1.4rem;line-height:1}
details[open] summary::after{content:"–"}
details p{margin:.7em 0 0;color:var(--muted)}
.cierre{background:var(--dark);color:#fff;text-align:center;padding:clamp(48px,7vw,84px) 0}
.cierre p{opacity:.8;max-width:34em;margin:0 auto 1.6em}
footer{padding:26px 0;color:var(--muted);font-size:.9rem;text-align:center}

@media (max-width:860px){
  .top nav{display:none}
  .hero .wrap{grid-template-columns:1fr}
  .telefono{height:520px}
  .hero-texto .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tel-chat{scroll-behavior:auto}.btn{transition:none}.escribiendo i{animation:none}}