/* ============================================
   JUMA IA — Design tokens
   ============================================ */
:root{
  --terracota: #D97757;
  --terracota-deep: #B5603F;
  --terracota-soft: #E9A184;
  --negro: #141210;
  --negro-soft: #2E2924;
  --tinta: #423A34; /* body text on cream — softer than pure black */
  --blanco: #FFFFFF;

  --font-display: "Bricolage Grotesque", "Arial Narrow", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --max-w: 1180px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;

  --ease: cubic-bezier(.16,.8,.3,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin: 0;
  background: var(--blanco);
  color: var(--tinta);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--negro);
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

p{ margin: 0; }
a{ color: inherit; }
img{ max-width: 100%; display: block; }
button{ font-family: inherit; cursor: pointer; }

.wrap{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}

:focus-visible{
  outline: 2.5px solid var(--negro);
  outline-offset: 3px;
}

/* ============================================
   Nav
   ============================================ */
.nav{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: padding .35s var(--ease), background-color .35s var(--ease), box-shadow .35s var(--ease);
}
.nav.is-scrolled{
  padding: 10px 0;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(20,18,16,0.08);
}
.nav .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--negro);
  text-decoration: none;
}
.nav-brand img{ width: 34px; height: 34px; object-fit: contain; }
.nav-links{
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a{
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--negro-soft);
  transition: color .2s;
}
.nav-links a:hover{ color: var(--terracota-deep); }
.nav-cta{
  background: var(--negro);
  color: var(--blanco);
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform .2s var(--ease), background-color .2s;
}
.nav-cta:hover{ background: var(--terracota-deep); }
.nav-toggle{ display: none; }

@media (max-width: 780px){
  .nav-links{
    position: fixed;
    top: 64px; right: 20px; left: 20px;
    background: var(--blanco);
    border-radius: var(--radius-md);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    box-shadow: 0 20px 50px rgba(20,18,16,0.18);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform .3s var(--ease), opacity .3s var(--ease);
  }
  .nav-links.is-open{
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a, .nav-links .nav-cta{
    padding: 14px 16px;
    border-radius: 12px;
  }
  .nav-links a:hover{ background: rgba(217,119,87,0.12); }
  .nav-toggle{
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 8px;
  }
  .nav-toggle span{
    width: 22px; height: 2px;
    background: var(--negro);
    border-radius: 2px;
    transition: transform .25s var(--ease), opacity .2s;
  }
  .nav-toggle.is-open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2){ opacity: 0; }
  .nav-toggle.is-open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
}

/* ============================================
   Hero
   ============================================ */
.hero{
  padding: 168px 0 90px;
  position: relative;
  overflow: hidden;
}
.hero .wrap{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}
.hero-copy h1{
  font-size: clamp(2.3rem, 4.6vw, 3.6rem);
  font-weight: 600;
  max-width: 15ch;
}
.hero-copy p.lede{
  margin-top: 22px;
  font-size: 1.15rem;
  color: var(--negro-soft);
  max-width: 46ch;
}
.hero-actions{
  margin-top: 34px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 28px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), background-color .18s;
}
.btn-primary{
  background: var(--negro);
  color: var(--blanco);
}
.btn-primary:hover{
  background: var(--terracota-deep);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(217,119,87,0.35);
}
.btn-primary:active{ transform: translateY(0px) scale(.98); }
.btn-ghost{
  background: transparent;
  color: var(--negro);
  padding: 15px 6px;
  position: relative;
}
.btn-ghost::after{
  content: "";
  position: absolute;
  left: 6px; right: 6px; bottom: 10px;
  height: 1.5px;
  background: var(--negro);
  transform: scaleX(0.3);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.btn-ghost:hover::after{ transform: scaleX(1); }

.hero-note{
  margin-top: 22px;
  font-size: 0.88rem;
  color: var(--negro-soft);
  opacity: 0.8;
}

/* Phone / chat mockup */
.phone{
  position: relative;
  justify-self: center;
  width: min(340px, 100%);
  background: var(--negro);
  border-radius: 38px;
  padding: 14px;
  box-shadow: 0 40px 80px -20px rgba(20,18,16,0.45);
}
.phone-screen{
  background: var(--blanco);
  border-radius: 26px;
  overflow: hidden;
  min-height: 460px;
  display: flex;
  flex-direction: column;
}
.phone-topbar{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 16px 12px;
  background: var(--terracota);
  color: var(--blanco);
}
.phone-topbar .avatar{
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--blanco);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.phone-topbar .avatar img{ width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.phone-topbar .who b{ display: block; font-size: 0.92rem; }
.phone-topbar .who span{ font-size: 0.74rem; opacity: 0.85; }

.phone-body{
  flex: 1;
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  justify-content: flex-end;
}
.bubble{
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 0.88rem;
  line-height: 1.4;
  opacity: 0;
  transform: translateY(10px);
  animation: bubbleIn .5s var(--ease) forwards;
}
.bubble.lead{
  align-self: flex-end;
  background: var(--terracota-soft);
  color: var(--negro);
  border-bottom-right-radius: 4px;
}
.bubble.juma{
  align-self: flex-start;
  background: var(--blanco);
  color: var(--tinta);
  border-bottom-left-radius: 4px;
  box-shadow: 0 1px 2px rgba(20,18,16,0.06);
}
.bubble.system{
  align-self: center;
  background: transparent;
  color: var(--negro-soft);
  font-size: 0.76rem;
  padding: 4px 10px;
  border: 1px solid rgba(20,18,16,0.18);
  border-radius: 100px;
}
@keyframes bubbleIn{
  to{ opacity: 1; transform: translateY(0); }
}
.typing{
  align-self: flex-start;
  display: flex;
  gap: 4px;
  padding: 12px 14px;
  background: var(--blanco);
  border-radius: 16px;
  border-bottom-left-radius: 4px;
  width: fit-content;
  opacity: 0;
  animation: bubbleIn .4s var(--ease) forwards;
}
.typing span{
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--negro-soft);
  opacity: 0.5;
  animation: typingDot 1.1s infinite ease-in-out;
}
.typing span:nth-child(2){ animation-delay: .15s; }
.typing span:nth-child(3){ animation-delay: .3s; }
@keyframes typingDot{
  0%, 60%, 100%{ transform: translateY(0); opacity: 0.4; }
  30%{ transform: translateY(-4px); opacity: 0.9; }
}

/* ============================================
   Section scaffolding
   ============================================ */
section{ padding: 100px 0; }
.section-head{
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head h2{
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 600;
}
.section-head p{
  margin-top: 16px;
  font-size: 1.08rem;
  color: var(--negro-soft);
}

.section-alt{
  background: var(--negro);
  color: var(--blanco);
}
.section-alt h1, .section-alt h2, .section-alt h3, .section-alt h4{ color: var(--blanco); }
.section-alt .section-head p{ color: rgba(255,255,255,0.65); }
.section-alt .step{ border-top-color: rgba(255,255,255,0.15); }
.section-alt .step:last-child{ border-bottom-color: rgba(255,255,255,0.15); }
.section-alt .step::before{ color: var(--terracota); }
.section-alt .step-content p{ color: rgba(255,255,255,0.65); }
.section-alt .nosotros-text p{ color: rgba(255,255,255,0.7); }
.section-alt .founder b{ color: var(--blanco); }
.section-alt .founder span{ color: rgba(255,255,255,0.55); }

/* ============================================
   Problema (founder voice)
   ============================================ */
.problema{
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: start;
}
.problema h2{
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 600;
}
.problema-quote{
  border-left: 3px solid var(--terracota);
  padding-left: 24px;
}
.problema-quote p{
  font-size: 1.12rem;
  color: var(--negro-soft);
}
.problema-quote footer{
  margin-top: 18px;
  font-size: 0.9rem;
  color: var(--negro-soft);
  opacity: 0.75;
}

/* ============================================
   Proceso — secuencia real
   ============================================ */
.steps{
  counter-reset: step;
  display: grid;
  gap: 0;
}
.step{
  counter-increment: step;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 30px 0;
  border-top: 1px solid rgba(20,18,16,0.12);
}
.step:last-child{ border-bottom: 1px solid rgba(20,18,16,0.12); }
.step::before{
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--terracota-deep);
  font-weight: 600;
  padding-top: 2px;
}
.step-content h3{
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.step-content p{ color: var(--negro-soft); max-width: 56ch; }

/* ============================================
   Confianza — grid asimétrico
   ============================================ */
.confianza-grid{
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 22px;
}
.confianza-item{
  background: var(--blanco);
  border-radius: var(--radius-md);
  padding: 30px;
}
.confianza-item:nth-child(1){ grid-column: span 3; }
.confianza-item:nth-child(2){ grid-column: span 3; }
.confianza-item:nth-child(3){ grid-column: span 4; }
.confianza-item:nth-child(4){ grid-column: span 2; background: var(--negro); }
.confianza-item:nth-child(4) h3, .confianza-item:nth-child(4) p{ color: var(--blanco); }
.confianza-item h3{
  font-size: 1.08rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.confianza-item p{ color: var(--negro-soft); font-size: 0.96rem; }

@media (max-width: 860px){
  .confianza-grid{ grid-template-columns: 1fr; }
  .confianza-item, .confianza-item:nth-child(1), .confianza-item:nth-child(2),
  .confianza-item:nth-child(3), .confianza-item:nth-child(4){ grid-column: span 1; }
}

/* ============================================
   Nosotros
   ============================================ */
.nosotros{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.nosotros-mark{
  background: var(--blanco);
  border-radius: var(--radius-lg);
  padding: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.5);
}
.nosotros-mark img{ width: 100%; max-width: 220px; }
.nosotros-text p + p{ margin-top: 16px; }
.nosotros-text p{ color: var(--negro-soft); }
.founders{
  margin-top: 26px;
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.founder b{ display: block; color: var(--negro); }
.founder span{ font-size: 0.88rem; color: var(--negro-soft); }

/* ============================================
   CTA final — formulario
   ============================================ */
.cta-final{
  background: var(--negro);
  color: var(--blanco);
  border-radius: var(--radius-lg);
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.cta-final h2{ color: var(--blanco); font-size: clamp(1.8rem, 3.2vw, 2.4rem); font-weight: 600; }
.cta-final p{ color: rgba(255,255,255,0.75); margin-top: 14px; font-size: 1.05rem; }

.form-field{
  margin-bottom: 16px;
}
.form-field label{
  display: block;
  font-size: 0.85rem;
  margin-bottom: 7px;
  color: rgba(255,255,255,0.7);
}
.form-field input{
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1.5px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.06);
  color: var(--blanco);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color .2s, background-color .2s;
}
.form-field input::placeholder{ color: rgba(255,255,255,0.4); }
.form-field input:focus{
  outline: none;
  border-color: var(--terracota);
  background: rgba(255,255,255,0.1);
}
.form-submit{
  width: 100%;
  margin-top: 6px;
  background: var(--terracota);
  color: var(--negro);
  border: none;
  padding: 16px 20px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform .18s var(--ease), background-color .18s;
}
.form-submit:hover{ background: var(--terracota-soft); transform: translateY(-2px); }
.form-submit:active{ transform: translateY(0) scale(.98); }
.form-hint{
  margin-top: 12px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}
.form-error{
  color: var(--terracota-soft);
  font-size: 0.82rem;
  margin-top: -8px;
  margin-bottom: 12px;
  min-height: 1.2em;
}

@media (max-width: 860px){
  .cta-final{ grid-template-columns: 1fr; padding: 40px 26px; border-radius: var(--radius-md); }
}

/* ============================================
   Footer
   ============================================ */
footer.site{
  padding: 50px 0 40px;
  border-top: 1px solid rgba(20,18,16,0.12);
}
.footer-top{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-brand{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
}
.footer-brand img{ width: 28px; height: 28px; }
.footer-links{
  display: flex;
  gap: 26px;
  list-style: none;
  padding: 0; margin: 0;
  flex-wrap: wrap;
}
.footer-links a{ text-decoration: none; color: var(--negro-soft); font-size: 0.92rem; }
.footer-links a:hover{ color: var(--terracota-deep); }
.footer-bottom{
  margin-top: 28px;
  font-size: 0.82rem;
  color: var(--negro-soft);
  opacity: 0.7;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 980px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .phone{ order: -1; margin-bottom: 10px; }
  .problema{ grid-template-columns: 1fr; }
  .nosotros{ grid-template-columns: 1fr; }
  .nosotros-mark{ order: -1; padding: 34px; }
}
@media (max-width: 600px){
  section{ padding: 70px 0; }
  .hero{ padding-top: 130px; }
  .step{ grid-template-columns: 40px 1fr; }
}

/* ============================================
   Legal pages
   ============================================ */
.legal{
  padding: 150px 0 100px;
  max-width: 760px;
  margin: 0 auto;
}
.legal h1{ font-size: 2.1rem; margin-bottom: 8px; }
.legal .updated{ color: var(--negro-soft); font-size: 0.9rem; margin-bottom: 40px; display:block; }
.legal h2{ font-size: 1.25rem; margin-top: 40px; margin-bottom: 12px; }
.legal p, .legal li{ color: var(--negro-soft); margin-bottom: 12px; }
.legal ul{ padding-left: 22px; }
.legal a.back{
  display: inline-block;
  margin-bottom: 30px;
  font-size: 0.92rem;
  color: var(--negro-soft);
  text-decoration: none;
}
.legal a.back:hover{ color: var(--terracota-deep); }