/* Perital — página de producto (manual de identidad v1.0) */
:root {
  --pino: #0E4E40;
  --medio: #128A66;
  --menta: #35E0A1;
  --menta-clara: #C2EDD8;
  --tinta: #10201A;
  --papel: #F4F8F5;
  --blanco: #FFFFFF;
  --soft: #3E5A50;
  --line: #CFE3D8;
  --f-head: "Montserrat", Arial, sans-serif;
  --f-body: "Poppins", Arial, sans-serif;
  --gutter: clamp(18px, 4vw, 64px);
  --max: 1200px;
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--papel); color: var(--tinta); font: 400 18px/1.65 var(--f-body); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--pino); }
:focus-visible { outline: 3px solid var(--medio); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--pino); color: #fff; padding: 10px 14px; border-radius: 10px; z-index: 50; }
.skip:focus { top: 12px; }
h1, h2, h3 { font-family: var(--f-head); margin: 0; letter-spacing: -0.01em; text-wrap: balance; }
h1 { font-size: clamp(2.2rem, 4.8vw, 3.8rem); line-height: 1.08; font-weight: 800; color: var(--pino); }
h1 span { color: var(--medio); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); line-height: 1.15; font-weight: 700; color: var(--pino); }
h3 { font-size: 1.15rem; font-weight: 700; color: var(--pino); }
p { margin: 0; }
.lead { font-size: clamp(1.05rem, 1.4vw, 1.2rem); color: var(--soft); max-width: 36em; }
.kicker { font: 700 .82rem/1 var(--f-head); letter-spacing: .28em; text-transform: uppercase; color: var(--medio); margin-bottom: 16px; }

/* Botones grandes y claros */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 58px; padding: 0 28px; border-radius: 14px; border: 2px solid var(--pino); font: 700 1.05rem/1 var(--f-head); text-decoration: none; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -10px rgba(14, 78, 64, .6); }
.btn-main { background: var(--pino); color: #fff; }
.btn-line { background: transparent; color: var(--pino); }
.btn-sm { min-height: 44px; padding: 0 18px; font-size: .95rem; }
.btn-big { width: 100%; min-height: 64px; font-size: 1.12rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }
.cta-row.center { justify-content: center; }
.link-btn { background: none; border: 0; font: 700 .9rem var(--f-head); color: var(--pino); text-decoration: underline; cursor: pointer; padding: 4px; }
@media (prefers-reduced-motion: reduce) { .btn, .btn:hover { transition: none; transform: none; } }

/* Encabezado */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 24px; height: 78px; padding: 0 var(--gutter); background: rgba(244, 248, 245, .92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 34px; }
.brand-text { display: grid; line-height: 1.1; }
.brand-text b { font: 800 1.25rem var(--f-head); letter-spacing: .14em; color: var(--pino); }
.brand-text small { font: 700 .56rem var(--f-head); letter-spacing: .32em; color: var(--medio); }
.nav { display: flex; gap: clamp(16px, 2.6vw, 34px); margin-left: auto; }
.nav a { font: 600 1rem var(--f-head); text-decoration: none; color: var(--tinta); }
.nav a:hover { color: var(--medio); }

/* Hero */
main > section { padding-inline: var(--gutter); }
.hero { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: clamp(28px, 4vw, 64px); align-items: center; max-width: calc(var(--max) + 2 * var(--gutter)); margin: 0 auto; padding-block: clamp(40px, 6vw, 88px); position: relative; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(var(--menta-clara) 1px, transparent 1px), linear-gradient(90deg, var(--menta-clara) 1px, transparent 1px); background-size: 36px 36px; opacity: .55; -webkit-mask-image: radial-gradient(70% 70% at 30% 40%, #000, transparent); mask-image: radial-gradient(70% 70% at 30% 40%, #000, transparent); }
.hero-copy { display: grid; gap: 22px; }
.hero-note { font-size: .95rem; color: var(--soft); }
.laptop-screen { position: relative; aspect-ratio: 16 / 10; border-radius: 14px 14px 0 0; overflow: hidden; border: 10px solid var(--tinta); border-bottom-width: 14px; background: var(--tinta); box-shadow: 0 40px 70px -40px rgba(14, 78, 64, .7); }
.shot { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top left; opacity: 0; transition: opacity .8s ease; }
.shot.is-on { opacity: 1; }
.laptop-base { height: 14px; margin: 0 -5%; background: linear-gradient(#d6e2dc, #9fb3aa); border-radius: 0 0 16px 16px; }
.shot-dots { display: flex; gap: 8px; justify-content: center; margin-top: 16px; }
.shot-dots button { width: 30px; height: 8px; border-radius: 9px; border: 0; background: var(--menta-clara); cursor: pointer; padding: 0; }
.shot-dots button.is-on { background: var(--pino); }

/* Valores */
.facts { display: grid; grid-template-columns: repeat(3, 1fr); max-width: var(--max); margin: 0 auto; border-radius: var(--radius); overflow: hidden; background: var(--pino); color: #fff; padding: 0 !important; }
.fact { padding: 26px 28px; display: grid; gap: 4px; }
.fact + .fact { border-left: 1px solid rgba(255, 255, 255, .15); }
.fact b { font: 700 1.15rem var(--f-head); color: var(--menta); }
.fact span { font-size: .98rem; color: #DCEFE6; }

/* Secciones */
.section { padding-block: clamp(64px, 9vw, 120px); }
.section > * { max-width: var(--max); margin-inline: auto; }
.band { background: var(--blanco); border-block: 1px solid var(--line); }
.head { margin-bottom: clamp(30px, 4vw, 48px); }
.card { background: var(--blanco); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.band .card { background: var(--papel); }

.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feat-grid .card { display: grid; gap: 8px; align-content: start; border-top: 4px solid var(--menta); }
.feat-grid p { color: var(--soft); font-size: 1rem; }
.chapters { margin-top: 36px; }
.chap-title { font: 700 1rem var(--f-head); color: var(--pino); margin-bottom: 14px; }
.chapters ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; counter-reset: c; }
.chapters li { counter-increment: c; padding: 8px 14px; border-radius: 999px; background: var(--blanco); border: 1px solid var(--line); font-size: .92rem; }
.chapters li::before { content: counter(c, upper-roman) " · "; font: 700 .82rem var(--f-head); color: var(--medio); }

/* Descargar */
.dl-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 18px; align-items: start; }
.dl-card { display: grid; gap: 20px; border-color: var(--pino); }
.dl-head { display: flex; align-items: center; gap: 16px; }
.dl-head img { width: 44px; }
.dl-head h3 { font-size: 1.5rem; }
.ver { font: 700 .75rem var(--f-head); padding: 5px 9px; border-radius: 6px; background: var(--menta-clara); color: var(--pino); vertical-align: middle; }
.meta { color: var(--soft); font-size: .98rem; }
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.checks li { display: flex; gap: 10px; }
.checks li::before { content: "✓"; font-weight: 800; color: var(--medio); }
.checks.two { grid-template-columns: 1fr 1fr; gap: 8px 16px; font-size: .98rem; }
.sha { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .82rem; color: var(--soft); }
.sha span { font: 700 .72rem var(--f-head); letter-spacing: .1em; }
.sha code { font-size: .76rem; word-break: break-all; background: var(--blanco); border: 1px solid var(--line); padding: 4px 8px; border-radius: 6px; }
.ss-card { display: grid; gap: 14px; }
.ss-card > p { color: var(--soft); }
.ss-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: s; }
.ss-steps li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; gap: 4px 14px; align-items: center; }
.ss-steps li::before { content: counter(s); grid-row: span 2; width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: #0067B8; color: #fff; font-weight: 700; }
.ss-win { justify-self: start; background: #0067B8; color: #fff; font: 600 .86rem var(--f-body); padding: 5px 12px; border-radius: 4px; }
.ss-ok { background: var(--pino); }
.small { font-size: .95rem; color: var(--soft); }
.phone-note { font-size: .95rem; padding: 12px 14px; border-radius: 12px; background: var(--menta-clara); color: var(--pino); }

/* Licencia */
.lic-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: start; }
.flow { list-style: none; margin: 0; padding: 0; counter-reset: f; }
.flow li { counter-increment: f; display: grid; grid-template-columns: 54px 1fr; column-gap: 18px; padding-bottom: 30px; position: relative; }
.flow li::before { content: counter(f); grid-row: span 2; width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: var(--pino); color: #fff; font: 800 1.1rem var(--f-head); z-index: 1; }
.flow li:not(:last-child)::after { content: ""; position: absolute; left: 23px; top: 46px; bottom: 0; border-left: 2px dashed var(--menta); }
.flow b { font: 700 1.15rem var(--f-head); color: var(--pino); margin-top: 9px; }
.flow span { color: var(--soft); }
.lic-card { display: grid; gap: 14px; border: 2px solid var(--pino); box-shadow: 10px 10px 0 var(--menta); }
.plan { font: 800 .8rem var(--f-head); letter-spacing: .26em; text-transform: uppercase; color: var(--medio); }
.price { font: 800 clamp(1.6rem, 2.6vw, 2.1rem)/1.1 var(--f-head); color: var(--pino); }
.lic-form { display: grid; gap: 14px; padding-top: 18px; border-top: 1px dashed var(--line); }
.field { display: grid; gap: 7px; }
.field label { font: 700 1rem var(--f-head); }
.field input { width: 100%; font: 500 1.1rem/1.4 var(--f-body); color: var(--tinta); background: var(--papel); border: 2px solid var(--line); border-radius: 12px; padding: 14px 16px; }
#lic-code { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; letter-spacing: .06em; text-transform: uppercase; }
.field input:focus { outline: none; border-color: var(--medio); box-shadow: 0 0 0 4px rgba(53, 224, 161, .3); }
.field input[aria-invalid="true"] { border-color: #C2410C; }
.hint { font-size: .92rem; color: var(--soft); }
.hint.ok { color: var(--medio); font-weight: 600; }
.hint.bad, .status.err { color: #C2410C; font-weight: 600; }
.status { min-height: 1.4em; }

/* Preguntas */
.faq { display: grid; gap: 12px; max-width: 880px !important; }
.faq details { background: var(--papel); border: 1px solid var(--line); border-radius: 14px; padding: 4px 22px; }
.faq summary { cursor: pointer; font: 700 1.08rem var(--f-head); color: var(--pino); padding: 16px 0; list-style: none; display: flex; justify-content: space-between; gap: 14px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--medio); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 0 18px; color: var(--soft); }

.contact { text-align: center; display: grid; gap: 18px; justify-items: center; }
.contact .lead { margin-bottom: 8px; }
.foot { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px; padding: 26px var(--gutter); background: var(--tinta); color: #CFE3D8; font-size: .95rem; }
.foot b { color: var(--menta); letter-spacing: .14em; font-family: var(--f-head); }
.by { display: flex; align-items: center; gap: 10px; }
.by img { width: 110px; filter: brightness(0) invert(1); }

@media (max-width: 960px) {
  .hero, .dl-grid, .lic-grid { grid-template-columns: 1fr; }
  .feat-grid { grid-template-columns: 1fr 1fr; }
  .nav { display: none; }
  .top .btn { margin-left: auto; }
}
@media (max-width: 640px) {
  body { font-size: 17px; }
  .facts, .feat-grid, .checks.two { grid-template-columns: 1fr; }
  .fact + .fact { border-left: 0; border-top: 1px solid rgba(255, 255, 255, .15); }
  .btn { width: 100%; }
  .top .btn { width: auto; }
  .brand-text small { display: none; }
}