/* ==========================================================================
   Satrak — Estilos del sitio
   ========================================================================== */

/* Reset / base ----------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;font-family:var(--font-body);font-size:var(--fs-body);
  line-height:1.65;color:var(--ink);background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.12;margin:0}
p{margin:0 0 1rem}
ul{margin:0;padding:0;list-style:none}

.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}
.narrow{max-width:var(--maxw-narrow);margin-inline:auto}
.text-teal{color:var(--teal)}
.section{padding-block:clamp(3rem,7vw,5.5rem)}
.section--alt{background:var(--mist)}

.skip-link{position:absolute;left:-999px;top:0;background:var(--teal);color:var(--navy);
  padding:.6rem 1rem;border-radius:0 0 var(--radius-sm) 0;z-index:200;font-weight:600}
.skip-link:focus{left:0}

/* Tipografía mono / readout --------------------------------------------- */
.readout{font-family:var(--font-mono);font-size:var(--fs-mono);letter-spacing:.04em;
  color:var(--teal);display:inline-flex;align-items:center;gap:.55rem;text-transform:uppercase}
.live-dot{width:9px;height:9px;border-radius:50%;background:var(--teal);
  box-shadow:0 0 0 0 var(--teal);animation:ping 1.8s var(--ease) infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(31,224,196,.6)}70%{box-shadow:0 0 0 10px rgba(31,224,196,0)}100%{box-shadow:0 0 0 0 rgba(31,224,196,0)}}
@media (prefers-reduced-motion:reduce){.live-dot{animation:none}}

/* Eyebrow + título de sección ------------------------------------------- */
.eyebrow{font-family:var(--font-mono);font-size:.75rem;text-transform:uppercase;
  letter-spacing:.14em;color:var(--teal);display:inline-flex;align-items:center;gap:.6rem}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--teal)}
.section-heading{margin-bottom:clamp(1.5rem,4vw,2.5rem);max-width:48ch}
.section-title{font-size:var(--fs-h2);margin-top:.6rem;color:var(--navy)}
.section--alt .section-title{color:var(--navy)}

/* Botones ---------------------------------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font-body);font-weight:600;font-size:.975rem;line-height:1;
  padding:.85rem 1.4rem;border-radius:var(--radius-sm);border:1.5px solid transparent;
  cursor:pointer;transition:transform var(--t),background var(--t),border-color var(--t),color var(--t);
  white-space:nowrap}
.btn:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.btn-sm{padding:.6rem 1rem;font-size:.875rem}
.btn-lg{padding:1rem 1.7rem;font-size:1.05rem}
.btn-block{display:flex;width:100%}
.btn-primary{background:var(--teal);color:var(--navy)}
.btn-primary:hover{background:#3fe9d2;transform:translateY(-2px)}
.btn-secondary{background:transparent;border-color:var(--teal-line);color:var(--mist)}
.btn-secondary:hover{border-color:var(--teal);background:var(--teal-soft);transform:translateY(-2px)}
.section .btn-secondary,.section--alt .btn-secondary{color:var(--navy);border-color:var(--slate-line)}
.section .btn-secondary:hover,.section--alt .btn-secondary:hover{border-color:var(--teal);background:var(--teal-soft)}
.btn-whatsapp{background:#25D366;color:#04210f}
.btn-whatsapp:hover{background:#2be673;transform:translateY(-2px)}
@media (prefers-reduced-motion:reduce){.btn:hover{transform:none}}

/* Header ----------------------------------------------------------------- */
.site-header{position:sticky;top:0;z-index:100;background:var(--navy-080);
  backdrop-filter:saturate(140%) blur(10px);-webkit-backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid rgba(255,255,255,.06);transition:background var(--t)}
.site-header.is-scrolled{background:var(--navy)}
.site-header__inner{display:flex;align-items:center;gap:1.5rem;min-height:var(--header-h)}
.site-header__logo{margin-right:auto}

.logo{display:inline-flex;align-items:center;gap:.5rem}
.logo__mark{width:28px;height:auto}
.logo__type{font-family:var(--font-display);font-weight:600;font-size:1.3rem;color:var(--mist);letter-spacing:-.01em}
.logo__dot{color:var(--teal)}

.site-nav__list{display:flex;align-items:center;gap:.35rem}
.site-nav__list a{color:var(--mist);font-weight:500;font-size:.95rem;padding:.55rem .8rem;border-radius:var(--radius-sm);
  display:inline-block;transition:color var(--t),background var(--t)}
.site-nav__list a:hover,.site-nav__list a[aria-current]{color:var(--teal);background:rgba(255,255,255,.04)}
.has-dropdown{position:relative}
.dropdown{position:absolute;top:calc(100% + .3rem);left:0;min-width:230px;background:var(--navy);
  border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-sm);padding:.4rem;
  box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity var(--t),transform var(--t),visibility var(--t)}
.has-dropdown:hover .dropdown,.has-dropdown:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;width:100%}
.site-header__actions{display:flex;align-items:center;gap:.6rem}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;
  padding:.5rem;border-radius:var(--radius-sm)}
.nav-toggle span{width:24px;height:2px;background:var(--mist);border-radius:2px;transition:transform var(--t),opacity var(--t)}
.nav-toggle:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.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{position:relative;background:var(--midnight);color:var(--mist);overflow:hidden;
  padding-block:clamp(3.5rem,9vw,7rem)}
.hero__grid,.page-hero__grid{position:absolute;inset:0;
  background-image:radial-gradient(rgba(31,224,196,.16) 1.2px,transparent 1.2px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(120% 80% at 70% 0%,#000 30%,transparent 75%);
  mask-image:radial-gradient(120% 80% at 70% 0%,#000 30%,transparent 75%);opacity:.7}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(80% 120% at 80% -10%,rgba(17,51,92,.6),transparent 60%);pointer-events:none}
.hero__inner{position:relative;z-index:1}
.hero__content{max-width:680px}
.hero__title{font-size:var(--fs-display);margin:1.1rem 0;letter-spacing:-.02em;color:var(--white)}
.hero__subtitle{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--mist);max-width:60ch;opacity:.92}
.hero__actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.8rem 0 1.4rem}
.hero__readout{margin-top:.5rem}

/* Page hero (interiores) ------------------------------------------------- */
.page-hero{position:relative;background:var(--navy);color:var(--mist);overflow:hidden;
  padding-block:clamp(3rem,7vw,5rem) clamp(2.5rem,6vw,4rem)}
.page-hero--sm{padding-block:clamp(2.5rem,6vw,4rem) clamp(2rem,5vw,3rem)}
.page-hero__inner{position:relative;z-index:1;max-width:760px}
.page-hero h1{font-size:clamp(2rem,4.4vw,3.2rem);margin:1rem 0;color:var(--white);letter-spacing:-.02em}
.page-hero__subtitle{font-size:clamp(1rem,1.5vw,1.2rem);opacity:.92;max-width:60ch}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.error-hero{min-height:60vh;display:flex;align-items:center}

/* Tira de confianza ------------------------------------------------------ */
.trust{background:var(--navy);color:var(--mist);border-bottom:1px solid rgba(255,255,255,.06)}
.trust__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;padding-block:clamp(2rem,4vw,3rem)}
.trust__item h3{font-size:1.02rem;color:var(--white);margin:.5rem 0 .25rem}
.trust__item p{font-size:.92rem;color:var(--mist);opacity:.82;margin:0}
.trust__icon{font-size:1.6rem;line-height:1}

/* Cards ------------------------------------------------------------------ */
.cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.card{background:var(--white);border:1px solid var(--slate-line);border-radius:var(--radius);
  padding:1.6rem;transition:transform var(--t),border-color var(--t),box-shadow var(--t)}
.card:hover{transform:translateY(-4px);border-color:var(--teal-line);box-shadow:var(--shadow-md)}
.card h3{font-size:var(--fs-h3);color:var(--navy);margin-bottom:.4rem}
.card p{color:var(--slate);margin:0}
.card__icon{font-size:2rem;display:block;margin-bottom:.6rem}
.card--service{display:flex;flex-direction:column}
.card__link{margin-top:1rem;color:var(--navy);font-weight:600}
.card--service:hover .card__link{color:#0d8c7c}
.section--alt .card{background:var(--white)}

/* Planes ----------------------------------------------------------------- */
.cards-3--plans{align-items:stretch}
.card--plan{display:flex;flex-direction:column;position:relative}
.card--plan__para{color:var(--slate);font-size:.92rem;margin:.2rem 0 .8rem}
.card--plan__price{font-family:var(--font-mono);font-size:1.15rem;color:var(--navy);font-weight:700;margin-bottom:1rem}
.card--featured{border-color:var(--teal);box-shadow:0 0 0 1px var(--teal),var(--shadow-md)}
.card__badge{position:absolute;top:-.7rem;left:1.4rem;background:var(--teal);color:var(--navy);
  font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;
  padding:.25rem .6rem;border-radius:99px}
.feature-list{display:flex;flex-direction:column;gap:.5rem;margin:.5rem 0 1.4rem;flex:1}
.feature-list li{position:relative;padding-left:1.5rem;color:var(--ink);font-size:.95rem}
.feature-list li::before{content:"";position:absolute;left:0;top:.45em;width:9px;height:9px;
  border-radius:50%;background:var(--teal-soft);box-shadow:inset 0 0 0 2px var(--teal)}

/* Coverage feature ------------------------------------------------------- */
.coverage-feature__inner{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.coverage-feature__text p{color:var(--slate)}
.coverage-feature__art{background:var(--midnight);border-radius:var(--radius);padding:1rem;border:1px solid var(--slate-line)}
.coverage-feature .section-title{color:var(--navy)}
.trace-art{width:100%;height:auto;border-radius:var(--radius-sm)}

/* Steps ------------------------------------------------------------------ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;counter-reset:step}
.step{position:relative;padding:1.6rem;background:var(--white);border:1px solid var(--slate-line);border-radius:var(--radius)}
.step__num{font-family:var(--font-mono);font-size:1.5rem;font-weight:700;color:var(--teal);display:block;margin-bottom:.6rem}
.step h3{font-size:var(--fs-h3);color:var(--navy);margin-bottom:.4rem}
.step p{color:var(--slate);margin:0}

/* Beneficios / benefits grid -------------------------------------------- */
.benefits-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.benefit{padding:1.4rem;border:1px solid var(--slate-line);border-radius:var(--radius);
  border-left:3px solid var(--teal);background:var(--white)}
.benefit h3{font-size:1.08rem;color:var(--navy);margin-bottom:.3rem}
.benefit p{color:var(--slate);margin:0;font-size:.95rem}

/* Notas / cross-link ----------------------------------------------------- */
.note{color:var(--slate);font-size:.95rem;margin-top:1.5rem}
.note--legal{background:var(--teal-soft);border:1px solid var(--teal-line);border-radius:var(--radius);
  padding:1.1rem 1.3rem;color:var(--ink);margin-top:2rem}
.cross-link{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;
  background:var(--mist);border-radius:var(--radius);padding:1.4rem 1.6rem}
.cross-link p{margin:0;color:var(--navy)}

/* CTA band --------------------------------------------------------------- */
.cta-band{padding-block:clamp(2.5rem,5vw,4rem)}
.cta-band--navy{background:var(--grad-orbita);color:var(--mist)}
.cta-band--teal{background:var(--teal);color:var(--navy)}
.cta-band__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.5rem}
.cta-band__text h2{font-size:var(--fs-h2);margin-bottom:.4rem}
.cta-band__text p{margin:0;max-width:46ch;opacity:.92}
.cta-band--teal .btn-secondary{color:var(--navy);border-color:rgba(10,35,66,.3)}
.cta-band--teal .btn-secondary:hover{border-color:var(--navy);background:rgba(10,35,66,.06)}
.cta-band--teal .btn-primary{background:var(--navy);color:var(--teal)}
.cta-band--teal .btn-primary:hover{background:var(--midnight)}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:.8rem}

/* Contacto --------------------------------------------------------------- */
.contact-layout{display:grid;grid-template-columns:1.4fr .9fr;gap:clamp(1.5rem,4vw,3rem);align-items:start}
.contact-form{background:var(--white);border:1px solid var(--slate-line);border-radius:var(--radius);
  padding:clamp(1.4rem,3vw,2rem)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-group{margin-bottom:1.1rem;display:flex;flex-direction:column}
.form-group label{font-weight:600;font-size:.9rem;color:var(--navy);margin-bottom:.4rem}
.req{color:var(--amber)}
.form-group input,.form-group select,.form-group textarea{
  font-family:var(--font-body);font-size:1rem;padding:.7rem .85rem;border:1.5px solid var(--slate-line);
  border-radius:var(--radius-sm);background:var(--white);color:var(--ink);transition:border-color var(--t),box-shadow var(--t)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-soft)}
.form-group textarea{resize:vertical}
.field-error{color:#c0392b;font-size:.82rem;margin-top:.35rem}
.form-group.has-error input,.form-group.has-error select,.form-group.has-error textarea{border-color:#c0392b}
.form-note{font-size:.85rem;color:var(--slate);margin:.9rem 0 0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.alert{border-radius:var(--radius-sm);padding:1rem 1.2rem;margin-bottom:1.3rem;font-size:.95rem}
.alert--success{background:var(--teal-soft);border:1px solid var(--teal-line);color:#0c5b4f}
.alert--error{background:#fdecea;border:1px solid #f5c6c2;color:#a93226}

.contact-aside{display:flex;flex-direction:column;gap:1.2rem}
.contact-card{background:var(--navy);color:var(--mist);border-radius:var(--radius);padding:1.5rem}
.contact-card h2{font-size:1.2rem;color:var(--white);margin-bottom:.9rem}
.contact-list{display:flex;flex-direction:column;gap:.7rem;margin-top:1rem}
.contact-list li{display:flex;flex-direction:column;font-size:.95rem}
.contact-list li span{font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--teal);opacity:.85}
.contact-list a:hover{color:var(--teal)}
.contact-card--steps ol{padding-left:1.1rem;display:flex;flex-direction:column;gap:.5rem;list-style:decimal;color:var(--mist)}
.contact-card--steps li{opacity:.9}

/* Acordeón FAQ ----------------------------------------------------------- */
.accordion__item{border-bottom:1px solid var(--slate-line)}
.accordion__header{margin:0}
.accordion__trigger{width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  background:none;border:0;cursor:pointer;text-align:left;padding:1.15rem 0;
  font-family:var(--font-display);font-weight:600;font-size:1.08rem;color:var(--navy)}
.accordion__trigger:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.accordion__icon{position:relative;width:16px;height:16px;flex-shrink:0}
.accordion__icon::before,.accordion__icon::after{content:"";position:absolute;background:var(--teal);
  border-radius:2px;transition:transform var(--t)}
.accordion__icon::before{top:7px;left:0;width:16px;height:2px}
.accordion__icon::after{top:0;left:7px;width:2px;height:16px}
.accordion__trigger[aria-expanded="true"] .accordion__icon::after{transform:scaleY(0)}
.accordion__panel{padding:0 0 1.15rem}
.accordion__panel p{margin:0;color:var(--slate)}

/* Legal ------------------------------------------------------------------ */
.legal h2{font-size:1.25rem;color:var(--navy);margin:1.8rem 0 .6rem;font-family:var(--font-display)}
.legal p{color:var(--ink)}
.legal a{color:#0d8c7c;text-decoration:underline}

/* Footer ----------------------------------------------------------------- */
.site-footer{background:var(--midnight);color:var(--mist)}
.site-footer__inner{display:grid;grid-template-columns:1.2fr 2.4fr;gap:clamp(2rem,5vw,4rem);
  padding-block:clamp(2.5rem,5vw,4rem)}
.site-footer__tagline{color:var(--mist);opacity:.7;font-size:.95rem;margin:.9rem 0 1.2rem;max-width:30ch}
.site-footer__cols{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.site-footer__col h3{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--teal);
  font-family:var(--font-mono);margin-bottom:.9rem;font-weight:400}
.site-footer__col ul{display:flex;flex-direction:column;gap:.55rem}
.site-footer__col a{color:var(--mist);opacity:.82;font-size:.92rem}
.site-footer__col a:hover{opacity:1;color:var(--teal)}
.site-footer__contact li{font-size:.92rem;opacity:.82;margin-bottom:.45rem}
.site-footer__bottom{border-top:1px solid rgba(255,255,255,.08)}
.site-footer__bottom-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;
  padding-block:1.2rem;font-size:.82rem;color:var(--mist);opacity:.7}

/* Mobile nav ------------------------------------------------------------- */
@media (max-width:900px){
  /* En mobile quitamos el backdrop-filter del header: si no, crea un containing
     block y el menú fixed queda confinado a la altura del header (invisible). */
  .site-header,.site-header.is-scrolled{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--navy)}
  .site-nav{position:fixed;inset:var(--header-h) 0 0 0;background:var(--navy);
    transform:translateX(100%);transition:transform var(--t);padding:1.5rem;overflow-y:auto;z-index:95;
    border-top:1px solid rgba(255,255,255,.08)}
  .site-nav.is-open{transform:translateX(0)}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:.2rem}
  .site-nav__list a{padding:.85rem .6rem;font-size:1.05rem;border-bottom:1px solid rgba(255,255,255,.06)}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;background:none;border:0;
    box-shadow:none;padding:0 0 0 1rem}
  .site-header__actions{display:none}
  .nav-toggle{display:flex}
  body.nav-open{overflow:hidden}
}

/* Responsive grids ------------------------------------------------------- */
@media (max-width:1024px){
  .trust__grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .cards-2,.cards-3,.steps,.benefits-grid{grid-template-columns:1fr}
  .coverage-feature__inner{grid-template-columns:1fr}
  .contact-layout{grid-template-columns:1fr}
  .site-footer__inner{grid-template-columns:1fr}
  .site-footer__cols{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .form-row{grid-template-columns:1fr}
  .trust__grid{grid-template-columns:1fr}
  .site-footer__cols{grid-template-columns:1fr}
  .hero__actions .btn,.page-hero__actions .btn{flex:1 1 100%}
}