/* Zalune — sitio de presentación. Paleta tomada del logo y de la presentación. */
:root {
  --ink: #0e0d0b;
  --ink-2: #2b2620;
  --cream: #f7f3ec;
  --paper: #fffdf9;
  --line: #e4dccb;
  --gold: #c9a65a;
  --gold-soft: #f0d89a;
  --bronze: #6b5a3a;
  --muted: #6f6656;
  --serif: "Cormorant Garamond", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius: 14px;
  --wrap: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-2);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2 { font-family: var(--serif); font-weight: 600; color: var(--ink); line-height: 1.08; letter-spacing: -0.01em; text-wrap: balance; }
h1 { font-size: clamp(2.5rem, 5.4vw, 4.3rem); }
h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
h3 { font-size: 1.05rem; font-weight: 600; color: var(--ink); line-height: 1.3; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.wrap--narrow { max-width: 820px; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--gold); color: var(--ink); padding: 10px 16px; z-index: 100; }
.skip:focus { left: 12px; top: 12px; }

.eyebrow {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 18px;
}
.eyebrow--dark { color: var(--bronze); }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.55; }

/* ── Botones ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 26px; border-radius: 999px; border: 1px solid transparent;
  font: 600 1rem/1 var(--sans); text-decoration: none; cursor: pointer;
  transition: transform .15s ease, background-color .15s ease, border-color .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn--gold { background: var(--gold); color: var(--ink); }
.btn--gold:hover { background: #d6b56c; }
.btn--ghost { border-color: rgba(247, 243, 236, .28); color: var(--cream); }
.btn--ghost:hover { border-color: var(--gold); }
.btn--sm { min-height: 42px; padding: 0 20px; font-size: .92rem; }
.btn--lg { min-height: 60px; padding: 0 34px; font-size: 1.08rem; }
.ico { width: 20px; height: 20px; flex: none; }

/* ── Encabezado ── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 13, 11, .88); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 166, 90, .16);
}
.nav__in { display: flex; align-items: center; justify-content: space-between; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--gold); }
.brand span { font: 600 1.5rem/1 var(--serif); letter-spacing: 0.22em; text-transform: uppercase; }
.brand--sm span { font-size: 1.1rem; }
.nav__left { display: flex; align-items: center; gap: 16px; min-width: 0; }
.back {
  display: inline-flex; align-items: center; gap: 4px; min-height: 40px; padding: 0 14px 0 8px;
  border: 1px solid rgba(247, 243, 236, .28); border-radius: 999px;
  color: var(--cream); text-decoration: none; font-size: .9rem; font-weight: 500;
}
.back:hover { border-color: var(--gold); color: var(--gold-soft); }
.back .ico { width: 18px; height: 18px; }
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a:not(.btn) { color: rgba(247, 243, 236, .8); text-decoration: none; font-size: .95rem; padding: 8px 0; }
.nav__links a:not(.btn):hover { color: var(--gold-soft); }
.nav__toggle { display: none; width: 44px; height: 44px; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav__toggle span { display: block; height: 2px; background: var(--cream); margin: 5px 0; border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.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); }

/* ── Hero ── */
.hero {
  background:
    radial-gradient(900px 500px at 85% 0%, rgba(201, 166, 90, .16), transparent 60%),
    var(--ink);
  color: rgba(247, 243, 236, .82);
  padding: clamp(56px, 8vw, 104px) 0 clamp(64px, 9vw, 120px);
  overflow: hidden;
}
.hero__in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { color: var(--cream); }
.hero h1 em { font-style: italic; font-weight: 500; color: var(--gold); }
.hero .lead { margin-top: 24px; max-width: 34em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero__chips { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 34px; font-size: .9rem; color: rgba(247, 243, 236, .66); }
.hero__chips li { display: inline-flex; align-items: center; gap: 8px; }
.hero__chips li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); flex: none; }

/* Marco tipo tablet para las capturas */
.device {
  background: #1b1915; border: 1px solid rgba(201, 166, 90, .28);
  border-radius: 20px; padding: 10px;
  box-shadow: 0 30px 70px -30px rgba(14, 13, 11, .55);
}
.device img { border-radius: 11px; width: 100%; }
.hero__shot { transform: perspective(1600px) rotateY(-7deg) rotateX(2deg); transform-origin: left center; }

.phone {
  width: min(300px, 78%); margin: 0 auto;
  background: #1b1915; border: 1px solid rgba(201, 166, 90, .28);
  border-radius: 34px; padding: 10px;
  box-shadow: 0 30px 70px -30px rgba(14, 13, 11, .55);
}
.phone img { border-radius: 25px; width: 100%; }

/* ── Secciones ── */
.sec { padding: clamp(64px, 9vw, 120px) 0; }
.sec--cream { background: var(--cream); }
.sec--dark { background: var(--ink); color: rgba(247, 243, 236, .72); }
.sec--dark h2, .sec--dark h3 { color: var(--cream); }
.sec__head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 64px); }
.sub { margin-top: 16px; font-size: 1.15rem; color: var(--muted); }

/* ── El problema ── */
.pains { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pains li { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; }
.pains h3 { font: 600 1.5rem/1.15 var(--serif); margin-bottom: 10px; }
.pains p { color: var(--muted); font-size: .98rem; }
.punch { margin-top: clamp(36px, 5vw, 56px); font: italic 500 clamp(1.7rem, 3.2vw, 2.5rem)/1.2 var(--serif); color: var(--bronze); text-wrap: balance; }
.punch--sm { font-size: clamp(1.3rem, 2.3vw, 1.75rem); max-width: 30em; }

/* ── Funciones ── */
.feat { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.feat + .feat { margin-top: clamp(64px, 9vw, 120px); }
.feat--flip .feat__text { order: 2; }
.feat--flip { grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr); }
.feat__num { display: block; font: 500 1rem/1 var(--serif); letter-spacing: .18em; color: var(--gold); margin-bottom: 14px; }
.feat h3 { font: 600 clamp(1.7rem, 2.8vw, 2.3rem)/1.12 var(--serif); letter-spacing: -0.01em; text-wrap: balance; }
.feat__text > p { margin-top: 16px; }
.feat__text .note { margin-top: 22px; padding-left: 16px; border-left: 2px solid var(--gold); color: var(--muted); font-size: .98rem; }

.steps { counter-reset: paso; margin-top: 24px; display: grid; gap: 14px; }
.steps li { counter-increment: paso; display: flex; align-items: center; gap: 14px; font-weight: 500; color: var(--ink); }
.steps li::before {
  content: counter(paso); flex: none; width: 36px; height: 36px; border-radius: 50%;
  display: grid; place-items: center; background: var(--ink); color: var(--gold-soft); font: 600 1.15rem/1 var(--serif);
}

.ticks { margin-top: 22px; display: grid; gap: 14px; }
.ticks li { position: relative; padding-left: 30px; }
.ticks li::before {
  content: ""; position: absolute; left: 4px; top: .42em; width: 13px; height: 7px;
  border-left: 2px solid var(--gold); border-bottom: 2px solid var(--gold); transform: rotate(-45deg);
}
.ticks strong { color: var(--ink); font-weight: 600; }

.duo { margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 22px 28px; }
.duo dt { font-weight: 600; color: var(--ink); margin-bottom: 4px; }
.duo dd { color: var(--muted); font-size: .97rem; }

.chat { margin-top: 26px; max-width: 380px; background: #efe7da; border-radius: var(--radius); padding: 16px; }
.chat__label { font-size: .72rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--bronze); margin-bottom: 12px; }
.chat__msg { width: fit-content; max-width: 88%; padding: 10px 14px; border-radius: 12px; font-size: .92rem; line-height: 1.45; color: var(--ink); }
.chat__msg--in { background: #fff; border-top-left-radius: 3px; }
.chat__msg--out { background: #d9f3c9; margin: 8px 0 0 auto; border-top-right-radius: 3px; font-weight: 600; }
.chat__foot { margin-top: 12px; font-size: .86rem; color: var(--muted); }

.fineprint { margin-top: clamp(40px, 6vw, 72px); font-size: .85rem; color: var(--muted); text-align: center; }

/* ── Y además ── */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(201, 166, 90, .2); border: 1px solid rgba(201, 166, 90, .2); border-radius: var(--radius); overflow: hidden; }
.grid li { background: var(--ink); padding: 30px 28px; }
.grid h3 { font: 600 1.45rem/1.2 var(--serif); margin-bottom: 8px; }
.grid p { font-size: .97rem; }

/* ── A la medida ── */
.asks { border-top: 1px solid var(--line); }
.asks__head, .ask { display: grid; grid-template-columns: 1.35fr 1fr; gap: 24px; align-items: center; }
.asks__head { padding: 14px 0; font-size: .74rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--bronze); border-bottom: 1px solid var(--line); }
.ask { padding: 24px 0; border-bottom: 1px solid var(--line); }
.ask blockquote { font: italic 500 clamp(1.25rem, 2vw, 1.55rem)/1.3 var(--serif); color: var(--ink-2); }
.ask p { font-weight: 600; color: var(--ink); display: flex; align-items: center; gap: 12px; }
.ask p::before { content: "→"; color: var(--gold); font-weight: 400; }

/* ── Preguntas ── */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 22px 0; cursor: pointer; list-style: none;
  font: 600 clamp(1.25rem, 2vw, 1.5rem)/1.25 var(--serif); color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 1.6rem/1 var(--sans); color: var(--gold); transition: transform .2s ease; flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 40px 24px 0; color: var(--muted); }

/* ── Contacto ── */
.cta {
  background:
    radial-gradient(700px 380px at 50% 0%, rgba(201, 166, 90, .18), transparent 65%),
    var(--ink);
  color: rgba(247, 243, 236, .8); text-align: center;
  padding: clamp(72px, 10vw, 128px) 0;
}
.cta__in { display: flex; flex-direction: column; align-items: center; }
.cta__logo { width: 96px; height: 96px; margin-bottom: 20px; }
.cta h2 { color: var(--cream); }
.cta .lead { margin: 16px 0 34px; }
.contact { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px 56px; margin-top: 44px; padding-top: 30px; border-top: 1px solid rgba(201, 166, 90, .22); }
.contact dt { font-size: .72rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--gold); margin-bottom: 6px; }
.contact dd { font: 600 1.5rem/1.2 var(--serif); color: var(--cream); }
.contact a { text-decoration: none; }
.contact a:hover { color: var(--gold-soft); }

.foot { background: var(--ink); border-top: 1px solid rgba(201, 166, 90, .16); color: rgba(247, 243, 236, .55); font-size: .88rem; padding: 26px 0; }
.foot__in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }

/* ── Inicio: los dos sistemas ── */
.home {
  background:
    radial-gradient(900px 480px at 50% 0%, rgba(201, 166, 90, .16), transparent 62%),
    var(--ink);
  color: rgba(247, 243, 236, .78);
  padding: clamp(48px, 7vw, 88px) 0 clamp(64px, 9vw, 112px);
}
.home__head { max-width: 760px; margin: 0 auto clamp(36px, 5vw, 60px); text-align: center; }
.home h1 { color: var(--cream); font-size: clamp(2.3rem, 4.8vw, 3.7rem); }
.home h1 em { font-style: italic; font-weight: 500; color: var(--gold); }
.home .lead { margin-top: 18px; }
.products { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 30px); }
.pcard {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  background: var(--paper); color: var(--ink-2);
  border: 1px solid rgba(201, 166, 90, .3); border-radius: 22px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.pcard:hover, .pcard:focus-within { transform: translateY(-4px); border-color: var(--accent); box-shadow: 0 28px 60px -30px rgba(0, 0, 0, .8); }
.pcard--zalune { --accent: var(--gold); --accent-ink: var(--bronze); }
.pcard--sc { --accent: #0d9488; --accent-ink: #0f766e; }
.pcard__art { aspect-ratio: 16 / 9; overflow: hidden; background: #1b1915; border-bottom: 1px solid var(--line); }
.pcard__art img { width: 100%; height: 100%; object-fit: cover; object-position: left top; }
.pcard__art--zalune {
  display: grid; place-content: center; justify-items: center; gap: 14px;
  background: radial-gradient(420px 240px at 50% 20%, #3a2f18, var(--ink) 75%); color: var(--cream);
}
.pcard__art .pcard__mark { width: clamp(96px, 34%, 150px); height: auto; object-fit: contain; }
.pcard__art--zalune .pcard__pills li { background: rgba(201, 166, 90, .16); color: var(--gold-soft); }
.pcard__art--sc {
  display: grid; place-content: center; justify-items: center; gap: 18px;
  background: radial-gradient(420px 240px at 50% 20%, #0f766e, #042f2e 75%); color: #fff;
}
.pcard__lock { display: grid; place-items: center; width: 84px; height: 84px; border-radius: 22px; background: #0d9488; box-shadow: 0 16px 40px -16px rgba(0, 0, 0, .6); }
.pcard__lock svg { width: 44px; height: 44px; }
.pcard__pills { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; padding: 0 16px; }
.pcard__pills li { padding: 5px 12px; border-radius: 999px; background: rgba(255, 255, 255, .12); font-size: .82rem; font-weight: 500; }
.pcard__body { display: flex; flex-direction: column; flex: 1; padding: clamp(22px, 2.6vw, 32px); }
.pcard__kind { font-size: .74rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 10px; }
.pcard h2 { font-size: clamp(1.9rem, 3vw, 2.5rem); }
.pcard__body > p { margin-top: 10px; color: var(--muted); }
.pcard .ticks { margin: 20px 0 26px; gap: 10px; font-size: .97rem; }
.pcard .ticks li::before { border-color: var(--accent); }
.pcard__go {
  margin-top: auto; align-self: flex-start;
  display: inline-flex; align-items: center; gap: 8px; min-height: 48px; padding: 0 22px;
  border-radius: 999px; background: var(--ink); color: var(--cream); font-weight: 600; text-decoration: none;
}
.pcard__go::after { content: ""; position: absolute; inset: 0; }  /* todo el recuadro es clic */
.pcard__go:hover { background: var(--accent-ink); }
.pcard__go .ico { width: 18px; height: 18px; }
.home__contact { margin-top: clamp(36px, 5vw, 56px); text-align: center; font-size: .98rem; }
.home__contact a { color: var(--gold-soft); }

/* ── Aparición al hacer scroll (solo si hay JS) ── */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ── Tablet y celular ── */
@media (max-width: 960px) {
  .hero__in, .feat, .feat--flip { grid-template-columns: minmax(0, 1fr); }
  .feat--flip .feat__text { order: 0; }
  .hero__shot { transform: none; }
  .pains { grid-template-columns: repeat(2, 1fr); }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .products { grid-template-columns: minmax(0, 1fr); max-width: 620px; margin: 0 auto; }
}
@media (max-width: 760px) {
  .nav__toggle { display: block; }
  .nav__links {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: var(--ink); padding: 12px 24px 24px; border-bottom: 1px solid rgba(201, 166, 90, .2);
  }
  .nav__links.is-open { display: flex; }
  .nav__links a:not(.btn) { padding: 12px 0; font-size: 1.05rem; }
  .nav__links .btn { margin-top: 10px; min-height: 50px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .wrap { padding: 0 20px; }
  .hero__cta .btn { width: 100%; }
  .nav__left { gap: 10px; }
  .back { padding: 0 10px 0 6px; }
  .nav__left .brand span { font-size: 1.2rem; letter-spacing: .16em; }
  .pcard__go { align-self: stretch; justify-content: center; }
  .pains, .grid, .duo { grid-template-columns: 1fr; }
  .asks__head { display: none; }
  .ask { grid-template-columns: 1fr; gap: 10px; }
  .device { border-radius: 14px; padding: 6px; }
  .device img { border-radius: 9px; }
  .faq details p { padding-right: 0; }
  .foot__in { justify-content: center; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .btn { transition: none; }
  .pcard { transition: none; }
  .pcard:hover, .pcard:focus-within { transform: none; }
}