/* ==========================================================
   Lautaro Dagorret — estilos del sitio (dirección "Noche")
   Paleta, tipografía y componentes. Todo se controla desde :root.
   ========================================================== */

:root {
  --night: #0C1624;        /* fondo principal oscuro */
  --panel: #122036;        /* tarjetas sobre oscuro */
  --ink: #EEF2F7;          /* texto sobre oscuro */
  --muted: #9AA8BA;        /* texto secundario sobre oscuro */
  --blue: #5B95FF;         /* acento sobre oscuro: logo, palabra clave, botones */
  --blue-ink: #2A63D4;     /* acento sobre claro (contraste AA) */
  --blue-deep: #1E4FD8;    /* bloque de cierre */
  --light: #F3F6FA;        /* fondo de secciones claras */
  --white: #FFFFFF;
  --text: #0C1624;         /* texto sobre claro */
  --text-2: #4A5568;       /* texto secundario sobre claro */
  --line-dark: rgba(238, 242, 247, .12);
  --line-light: #DCE3EC;

  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --head: "Inter Tight", "Inter", system-ui, sans-serif;

  --gutter: max(1rem, calc((100vw - 1200px) / 2));
  --ease: cubic-bezier(.2, .8, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0; background: var(--night); color: var(--ink);
  font-family: var(--sans); font-size: clamp(1rem, .95rem + .25vw, 1.125rem); line-height: 1.6;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ol, ul, figure { margin: 0; }
ol, ul { list-style: none; padding: 0; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 4px; }

.skip-link { position: absolute; left: 1rem; top: -100px; z-index: 100; background: var(--blue); color: var(--night); padding: .75rem 1rem; border-radius: 8px; font-weight: 600; }
.skip-link:focus { top: 1rem; }

h1, h2, h3 { font-family: var(--head); font-weight: 600; letter-spacing: -.045em; line-height: .98; }
h1 em, h2 em { font-style: normal; color: var(--blue); }

.logo { width: 30px; height: 30px; color: var(--blue); flex: none; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .9rem 1.4rem; border-radius: 10px;
  background: var(--blue); color: var(--night); border: 1px solid var(--blue);
  font: 600 1rem/1 var(--sans); cursor: pointer;
  transition: transform .2s var(--ease), background .2s, border-color .2s, color .2s;
}
.btn:hover { transform: translateY(-2px); background: #7AABFF; border-color: #7AABFF; }
.btn svg { width: 1.15em; height: 1.15em; flex: none; }
.btn--ghost { background: transparent; color: var(--ink); border-color: rgba(238, 242, 247, .25); }
.btn--ghost:hover { background: rgba(255, 255, 255, .06); border-color: rgba(238, 242, 247, .5); }
.btn--sm { padding: .65rem 1rem; font-size: .9rem; }

/* ---------- Etiquetas ---------- */
.label { font: 600 .75rem/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--blue); }
.tags { display: flex; flex-wrap: wrap; gap: .75rem 1.25rem; margin-bottom: 1.75rem; }
.tags li { display: flex; align-items: center; gap: .5rem; font: 600 .75rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.tags li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }

/* ---------- Navegación ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1rem var(--gutter);
  background: rgba(12, 22, 36, .82); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .3s;
}
.nav.is-scrolled { border-bottom-color: var(--line-dark); }
.brand { display: flex; align-items: center; gap: .65rem; font-weight: 600; }
.nav__links { display: flex; align-items: center; gap: 1.75rem; font-size: .95rem; }
.nav__links a:not(.btn) { color: var(--muted); transition: color .2s; }
.nav__links a:not(.btn):hover { color: var(--ink); }
.nav__toggle { display: none; }

@media (max-width: 860px) {
  .js .nav__toggle {
    display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px;
    background: transparent; border: 1px solid var(--line-dark); border-radius: 10px; color: var(--ink); cursor: pointer;
  }
  .nav__toggle span, .nav__toggle span::before, .nav__toggle span::after { display: block; width: 18px; height: 1.5px; background: currentColor; position: relative; transition: transform .25s var(--ease), background .2s; }
  .nav__toggle span::before, .nav__toggle span::after { content: ""; position: absolute; left: 0; }
  .nav__toggle span::before { top: -6px; }
  .nav__toggle span::after { top: 6px; }
  .nav.is-open .nav__toggle span { background: transparent; }
  .nav.is-open .nav__toggle span::before { transform: translateY(6px) rotate(45deg); }
  .nav.is-open .nav__toggle span::after { transform: translateY(-6px) rotate(-45deg); }
  .js .nav__links {
    position: fixed; inset: 77px 0 0; flex-direction: column; justify-content: flex-start; align-items: flex-start; gap: .25rem;
    padding: 2rem var(--gutter); background: var(--night);
    opacity: 0; visibility: hidden; transition: opacity .25s var(--ease), visibility .25s;
  }
  .js .nav.is-open { -webkit-backdrop-filter: none; backdrop-filter: none; background: var(--night); }
  .js .nav.is-open .nav__links { opacity: 1; visibility: visible; }
  .js .nav__links a:not(.btn) { font: 600 2rem/1.3 var(--head); letter-spacing: -.03em; color: var(--ink); }
  .js .nav__links .btn { margin-top: 1.5rem; font-size: 1.05rem; }
  .no-js .nav { flex-wrap: wrap; }
  .no-js .nav__links { flex-wrap: wrap; gap: .75rem 1.25rem; }
}

/* Selector de idioma */
.lang { display: inline-flex; gap: .15rem; padding: .2rem; border: 1px solid var(--line-dark); border-radius: 999px; }
.nav__links .lang a { padding: .3rem .55rem; border-radius: 999px; font: 600 .78rem/1 var(--sans); letter-spacing: .06em; color: var(--muted); }
.nav__links .lang a:hover { color: var(--ink); }
.nav__links .lang a[aria-current] { background: rgba(91, 149, 255, .18); color: var(--ink); }
@media (max-width: 860px) {
  .js .nav__links .lang { margin-top: 1.25rem; }
  .js .nav__links .lang a { font: 600 .95rem/1 var(--sans); padding: .55rem .85rem; }
}

/* ---------- Hero ---------- */
.hero {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 3rem; align-items: end;
  padding: 3.5rem var(--gutter) 0; min-height: calc(100svh - 77px);
}
.hero__txt { padding-bottom: 5rem; }
.hero h1 { font-size: clamp(3rem, 7vw, 6.4rem); margin-bottom: 1.5rem; }
.lead { font-size: clamp(1.1rem, 1rem + .4vw, 1.3rem); color: var(--muted); max-width: 32rem; margin-bottom: 2.25rem; }
.lead strong { display: block; margin-bottom: .4rem; color: var(--ink); font-weight: 600; }
.ctas { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero__photo { position: relative; align-self: stretch; display: flex; flex-direction: column; justify-content: flex-end; }
.hero__photo .ph { background: #EDEEF0; border-radius: 24px 24px 0 0; overflow: hidden; aspect-ratio: 4 / 5; }
.hero__photo img, .about__photo img { width: 100%; height: 100%; object-fit: cover; }
.hero__photo figcaption {
  position: absolute; left: -2rem; bottom: 2.5rem; display: grid;
  background: var(--light); color: var(--text); padding: 1rem 1.25rem; border-radius: 12px;
  font-size: .95rem; box-shadow: 0 20px 40px -20px rgba(0, 0, 0, .6);
}
.hero__photo figcaption span { color: var(--text-2); font-size: .8rem; display: block; }

/* ---------- Barra de empresas ---------- */
.trust { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 3rem; padding: 2.25rem var(--gutter); background: var(--panel); border-top: 1px solid var(--line-dark); }
.trust .label { color: var(--muted); }
.trust ul { display: flex; flex-wrap: wrap; gap: 1rem 3rem; }
.trust li { font: 700 1.3rem var(--head); letter-spacing: -.03em; color: #C4CFDD; }

/* ---------- Secciones ---------- */
.sec { padding: clamp(4.5rem, 9vw, 8rem) var(--gutter); }
.sec--light { background: var(--light); color: var(--text); }
.sec--white { background: var(--white); color: var(--text); }
.sec--light .label, .sec--white .label, .sec--light h2 em, .sec--white h2 em { color: var(--blue-ink); }
.sec__head { display: grid; gap: 1.25rem; margin-bottom: 3.5rem; }
.sec__head h2 { font-size: clamp(2rem, 4.4vw, 3.8rem); max-width: 18ch; letter-spacing: -.035em; line-height: 1.04; }
.sec__head p { max-width: 40rem; color: var(--text-2); }

/* Problema */
.symptoms { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; counter-reset: s; }
.symptoms li { display: grid; gap: .75rem; align-content: start; padding: 1.75rem 1.5rem; background: var(--panel); border: 1px solid var(--line-dark); border-radius: 16px; counter-increment: s; }
.symptoms li::before { content: "0" counter(s); font: 700 2.5rem/1 var(--head); letter-spacing: -.04em; color: var(--blue); }
.symptoms b { font-weight: 600; font-size: 1.15rem; line-height: 1.3; }
.symptoms span { color: var(--muted); font-size: .95rem; }
.symptoms.symptoms--five { grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.symptoms--five li { padding: 1.5rem 1.25rem; }
.fit__note { margin-top: 1.25rem; padding: 1.25rem 1.5rem; border-left: 3px solid var(--blue-ink); background: var(--light); border-radius: 0 12px 12px 0; color: var(--text-2); max-width: 52rem; }
.fit__note strong { color: var(--text); font-weight: 600; }
.turn { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: end; margin-top: 3.5rem; padding-top: 2.5rem; border-top: 1px solid var(--line-dark); }
.turn > p:first-child { font: 600 clamp(1.6rem, 3vw, 2.4rem)/1.1 var(--head); letter-spacing: -.03em; }
.turn > p:first-child em { font-style: normal; color: var(--blue); }
.turn__txt p { color: var(--muted); max-width: 32rem; }
.turn__txt p + p { margin-top: 1rem; }
.turn__txt strong { color: var(--ink); font-weight: 600; }

/* Qué trabajo */
.areas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.areas li { display: grid; gap: .55rem; align-content: start; padding: 1.75rem; background: var(--white); border: 1px solid var(--line-light); border-radius: 16px; transition: border-color .2s, transform .2s var(--ease); }
.areas li:hover { border-color: var(--blue-ink); transform: translateY(-3px); }
.n { font: 700 .8rem var(--sans); letter-spacing: .1em; color: var(--blue-ink); }
.areas h3 { font-size: 1.45rem; letter-spacing: -.02em; line-height: 1.15; }
.areas .q { font-weight: 600; color: var(--text); }
.areas p { color: var(--text-2); font-size: .97rem; }
.areas--services { grid-template-columns: repeat(2, 1fr); }
.areas .svc { display: grid; gap: .4rem; margin-top: .35rem; }
.areas .svc li { display: grid; grid-template-columns: 1rem 1fr; gap: .4rem; padding: 0; background: none; border: 0; border-radius: 0; color: var(--text-2); font-size: .97rem; line-height: 1.45; transform: none; }
.areas .svc li::before { content: "→"; color: var(--blue-ink); font-weight: 600; }

/* Cómo trabajo */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; border-top: 2px solid var(--blue-ink); padding-top: 2rem; }
.steps li { display: grid; gap: .6rem; align-content: start; }
.steps h3 { font-size: 1.6rem; letter-spacing: -.02em; }
.steps p { color: var(--text-2); }
.how { margin-top: clamp(3rem, 6vw, 4.5rem); }
.how > .label { margin-bottom: 1.25rem; }
.steps--compact { gap: 1.5rem; padding-top: 1.5rem; }
.steps--compact h3 { font-size: 1.25rem; }
.steps--compact p { font-size: .95rem; }
.steps--five { grid-template-columns: repeat(5, 1fr); }
.how__note { margin-top: 2rem; padding: 1.1rem 1.35rem; max-width: 46rem; border-left: 3px solid var(--blue-ink); background: var(--white); border-radius: 0 12px 12px 0; color: var(--text); font-size: 1rem; }
.stats.stats--4 { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1.25rem; }
@media (max-width: 1000px) { .steps--five { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .steps--five { grid-template-columns: 1fr; } }

/* Para quién */
.fit { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.fit > div { padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: 16px; }
.fit .yes { background: var(--white); border: 1px solid var(--line-light); }
.fit .no { background: var(--night); color: var(--ink); }
.fit h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-bottom: 1.25rem; letter-spacing: -.03em; }
.fit ul { display: grid; gap: .85rem; }
.fit li { display: grid; grid-template-columns: 1.5rem 1fr; gap: .5rem; }
.fit .yes li::before { content: "✓"; color: var(--blue-ink); font-weight: 700; }
.fit .no li::before { content: "✕"; color: var(--blue); font-weight: 700; }
.fit .no li { color: #C9D3E0; }

/* Sobre mí */
.about { display: grid; grid-template-columns: .8fr 1.2fr; gap: 4rem; align-items: start; }
.about__photo { border-radius: 20px; overflow: hidden; aspect-ratio: 4 / 5; background: #EDEEF0; position: sticky; top: 100px; }
.about h2 { font-size: clamp(2.4rem, 5vw, 4rem); margin: 1rem 0 1.5rem; }
.about__txt > p { color: var(--text-2); max-width: 38rem; }
.about__txt > p + p { margin-top: 1rem; }
.about__txt strong { color: var(--text); font-weight: 600; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin: 2.25rem 0 1rem; padding: 1.5rem 0; border-block: 1px solid var(--line-light); }
.stats li { display: grid; gap: .35rem; }
.stats b { font: 700 clamp(2rem, 3.4vw, 2.8rem)/1 var(--head); letter-spacing: -.04em; color: var(--blue-ink); }
.stats span { font-size: .88rem; line-height: 1.35; color: var(--text-2); }
.traj li { display: grid; grid-template-columns: 1fr auto; gap: .2rem 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line-light); }
.traj b { font: 600 1.15rem var(--head); letter-spacing: -.02em; }
.traj span { grid-column: 1; font-size: .95rem; line-height: 1.5; color: var(--text-2); }
.traj i { grid-column: 2; grid-row: 1; font-style: normal; font-size: .82rem; color: var(--text-2); white-space: nowrap; }

/* Recomendaciones: grilla fija (deslizable a mano en el celular) */
.marquee { padding-block: .5rem; }
.marquee__track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.rev { display: flex; flex-direction: column; gap: 1rem; padding: 1.5rem; background: var(--white); color: var(--text); border-radius: 14px; box-shadow: 0 18px 40px -24px rgba(0, 0, 0, .7); }
@media (max-width: 1000px) { .marquee__track { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) {
  .marquee { margin-inline: calc(var(--gutter) * -1); }
  .marquee__track { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding: .25rem var(--gutter) 1rem; scroll-padding-inline: var(--gutter); -webkit-overflow-scrolling: touch; }
  .marquee__track > .rev { flex: 0 0 85%; scroll-snap-align: start; }
}
.rev__head { display: flex; gap: .85rem; align-items: center; }
.rev__avatar { flex: none; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: #E8EEF9; color: var(--blue-ink); font: 700 1rem var(--head); }
.rev__head p { display: grid; gap: .1rem; line-height: 1.3; }
.rev__head b { font-weight: 600; font-size: 1rem; }
.rev__head span { font-size: .82rem; color: var(--text-2); }
.rev__head small { font-size: .75rem; color: #7A8597; }
.rev blockquote { margin: 0; flex: 1; font-size: .98rem; line-height: 1.55; color: var(--text); }
.rev__btn { align-self: flex-start; display: inline-flex; align-items: center; gap: .45rem; padding: .5rem .9rem; border: 1px solid #0A66C2; border-radius: 999px; color: #0A66C2; font-weight: 600; font-size: .88rem; transition: background .2s, color .2s; }
.rev__btn:hover { background: #0A66C2; color: var(--white); }
.rev__btn svg, .recs__more svg { width: 1.05em; height: 1.05em; }
.recs__more { margin-top: 2rem; }
.recs__sub { margin: 3.5rem 0 1.5rem; font-size: clamp(1.4rem, 2.6vw, 2rem); letter-spacing: -.03em; }
.rev__head .rev__avatar { color: var(--blue-ink); font-size: 1rem; }
.rev__head .rev__avatar--me { background: var(--blue-ink); color: var(--white); }
.rev__stats { font-size: .8rem; color: #7A8597; }
.rev--post { overflow: hidden; }
.rev--post:has(> .rev__img) { padding-top: 0; }
.rev__img { display: block; width: calc(100% + 3rem); max-width: none; margin: 0 -1.5rem .25rem; height: 200px; object-fit: cover; background: #E8EEF9; }

/* Cierre */
.cta { background: var(--blue-deep); color: var(--white); display: grid; gap: 1.5rem; }
.cta .label { color: var(--white); opacity: .85; font-size: .9rem; }
.cta h2 { font-size: clamp(4rem, 13vw, 10rem); }
.cta p { max-width: 34rem; font-size: 1.15rem; opacity: .9; }
.cta .btn { background: var(--white); border-color: var(--white); color: var(--night); }
.cta .btn:hover { background: var(--night); border-color: var(--night); color: var(--white); }
.cta .btn--ghost { background: transparent; color: var(--white); border-color: rgba(255, 255, 255, .45); }
.cta .btn--ghost:hover { background: rgba(255, 255, 255, .1); border-color: var(--white); color: var(--white); }

/* Footer */
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.25rem; padding: 2.25rem var(--gutter); color: var(--muted); }
.foot .brand { color: var(--ink); }
.foot ul { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-size: .95rem; }
.foot a:hover { color: var(--ink); }
.foot small { width: 100%; padding-top: 1.25rem; border-top: 1px solid var(--line-dark); font-size: .85rem; }

/* WhatsApp flotante */
.wa-float {
  position: fixed; right: max(1rem, env(safe-area-inset-right)); bottom: max(1rem, env(safe-area-inset-bottom)); z-index: 40;
  display: inline-flex; align-items: center; gap: .55rem; padding: .85rem 1.15rem .85rem .95rem; border-radius: 999px;
  background: var(--blue); color: var(--night); font-weight: 600; box-shadow: 0 10px 30px -8px rgba(0, 0, 0, .5);
  transition: transform .2s var(--ease), opacity .3s var(--ease), background .2s;
}
.wa-float svg { width: 1.4rem; height: 1.4rem; }
.wa-float:hover { transform: translateY(-2px); background: #7AABFF; }
.wa-float.is-hidden { opacity: 0; pointer-events: none; transform: translateY(8px); }

/* Aparición al hacer scroll (solo con JS y sin reduced-motion) */
.motion [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--d, 0s); }
.motion [data-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* 404 */
.notfound { min-height: calc(100svh - 77px); display: grid; place-items: center; text-align: center; padding: 3rem var(--gutter); }
.notfound .big { font: 700 clamp(7rem, 26vw, 16rem)/.85 var(--head); letter-spacing: -.06em; color: var(--blue); }
.notfound h1 { font-size: clamp(2rem, 5vw, 3.4rem); margin: 1.5rem 0 1rem; }
.notfound p { color: var(--muted); max-width: 30rem; margin: 0 auto 2rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .symptoms, .symptoms.symptoms--five { grid-template-columns: repeat(2, 1fr); }
  .areas { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .hero, .about, .fit, .turn { grid-template-columns: 1fr; }
  .hero { min-height: 0; gap: 1rem; padding-top: 2.5rem; }
  .hero__txt { padding-bottom: 1rem; }
  .hero__photo { max-width: 400px; width: 100%; }
  .hero__photo figcaption { left: 1rem; bottom: 1.5rem; }
  .about__photo { position: relative; top: 0; max-width: 400px; }
}
@media (max-width: 600px) {
  .symptoms, .symptoms.symptoms--five, .areas, .steps, .stats, .stats.stats--4 { grid-template-columns: 1fr; }
  .trust { gap: .75rem 1.5rem; }
  .trust ul { gap: .5rem 1.5rem; }
  .trust li { font-size: 1.1rem; }
  .wa-float { padding: .9rem; }
  .wa-float span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
}

/* Palabra rotativa del hero */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.rotator .rot-word { display: inline-block; transition: opacity .35s var(--ease), transform .35s var(--ease); }
.rotator.is-out .rot-word { opacity: 0; transform: translateY(.18em); }
.rotator .rot-word { padding-right: .04em; }