/* ==========================================================================
   CS ADMINISTRACIÓN DE CONDOMINIOS — style.css
   Sistema de diseño: "Plano" — inspirado en los planos arquitectónicos
   y las cubiertas patinadas de los edificios de Santiago Centro.
   ========================================================================== */

/* ---------- 1. TOKENS ---------- */
:root{
  /* Color */
  --ink:        #14181F;   /* texto principal / secciones oscuras */
  --ink-70:     rgba(20,24,31,.7);
  --ink-45:     rgba(20,24,31,.45);
  --paper:      #F5F6F3;   /* fondo principal, piedra clara */
  --paper-alt:  #ECEEE9;   /* paneles ligeramente distintos */
  --white:      #FFFFFF;
  --verdigris:  #3C6E63;   /* acento firma — pátina de cobre */
  --verdigris-d:#2A4F47;
  --verdigris-10: rgba(60,110,99,.1);
  --brass:      #A9834F;   /* acento cálido secundario */
  --slate:      #5B6169;   /* texto secundario */
  --line:       #DBDED8;   /* líneas divisorias */
  --line-strong:#C7CBC3;
  --success:    #3C6E63;
  --error:      #B54B3F;

  /* Tipografía */
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Espaciado */
  --gap-xs: .5rem;
  --gap-sm: 1rem;
  --gap-md: 2rem;
  --gap-lg: 4rem;
  --gap-xl: 7rem;

  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 28px;

  --shadow-sm: 0 1px 2px rgba(20,24,31,.06), 0 1px 1px rgba(20,24,31,.04);
  --shadow-md: 0 8px 24px rgba(20,24,31,.08), 0 2px 8px rgba(20,24,31,.05);
  --shadow-lg: 0 24px 64px rgba(20,24,31,.14);

  --maxw: 1240px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- 2. RESET ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4,p{margin:0;}
input,textarea,select{font-family:inherit;font-size:1rem;}

/* Foco visible — accesibilidad */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{
  outline:2.5px solid var(--verdigris);
  outline-offset:3px;
  border-radius:4px;
}

.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--white);
  padding:.8rem 1.4rem;z-index:200;border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}

/* ---------- 3. LAYOUT / UTILIDADES ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.25rem,4vw,3rem);}
.section{padding:var(--gap-xl) 0;position:relative;}
.section--tight{padding:var(--gap-lg) 0;}
.section--alt{background:var(--paper-alt);}
.section--ink{background:var(--ink);color:var(--white);}
.section--ink .slate{color:rgba(255,255,255,.6);}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--verdigris);
  display:inline-flex;
  align-items:center;
  gap:.6em;
  margin-bottom:1rem;
  font-weight:500;
}
.eyebrow::before{
  content:"";
  width:22px;height:1px;background:var(--brass);
  display:inline-block;
}
.section--ink .eyebrow{color:#8FC2B4;}

h1,.h1{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(2.4rem,4.6vw,4.4rem);
  line-height:1.04;
  letter-spacing:-.01em;
}
h2,.h2{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(1.9rem,3vw,2.75rem);
  line-height:1.12;
  letter-spacing:-.01em;
}
h3,.h3{
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(1.2rem,1.6vw,1.5rem);
  line-height:1.25;
}
.lede{
  font-size:clamp(1.05rem,1.4vw,1.25rem);
  color:var(--slate);
  max-width:46ch;
  line-height:1.55;
}
.section--ink .lede{color:rgba(255,255,255,.72);}
.slate{color:var(--slate);}
.center{text-align:center;margin-left:auto;margin-right:auto;}

.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:var(--gap-md);
  margin-bottom:var(--gap-lg);
}
.section-head .lede{margin-top:.9rem;}
.section-head--center{flex-direction:column;align-items:center;text-align:center;}
.section-head--center .lede{max-width:56ch;}

/* Botones */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  padding:.95rem 1.7rem;
  border-radius:100px;
  font-weight:600;
  font-size:.95rem;
  border:1.5px solid transparent;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;flex-shrink:0;}
.btn-primary{
  background:var(--ink);
  color:var(--white);
  box-shadow:var(--shadow-sm);
}
.btn-primary:hover{background:var(--verdigris-d);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-whatsapp{
  background:var(--verdigris);
  color:var(--white);
}
.btn-whatsapp:hover{background:var(--verdigris-d);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-ghost{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--ink);
}
.btn-ghost:hover{border-color:var(--ink);background:var(--white);}
.section--ink .btn-ghost{border-color:rgba(255,255,255,.3);color:var(--white);}
.section--ink .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-block{width:100%;justify-content:center;}
.btn[disabled]{opacity:.55;pointer-events:none;}

/* Tarjetas genéricas */
.card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong);}

/* Blueprint grid — textura de firma */
.blueprint{
  position:absolute;inset:0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:56px 56px;
  opacity:.5;
  mask-image:linear-gradient(180deg, black, transparent 85%);
  pointer-events:none;
}
.section--ink .blueprint{
  background-image:
    linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease), transform .7s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
.reveal-stagger > *{transition-delay:calc(var(--i,0) * 80ms);}

/* ---------- 4. HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(245,246,243,.78);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid transparent;
  transition:border-color .3s, box-shadow .3s;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 4px 24px rgba(20,24,31,.05);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:.9rem 0;
  position:relative;z-index:101;
}
.brand{display:flex;align-items:center;gap:.7rem;}
.brand img{width:34px;height:34px;}
.brand-word{font-family:var(--font-display);font-weight:600;font-size:1.05rem;line-height:1.1;}
.brand-word small{display:block;font-family:var(--font-mono);font-weight:400;font-size:.6rem;letter-spacing:.08em;text-transform:uppercase;color:var(--slate);margin-top:.15rem;}

.nav-desktop{display:flex;align-items:center;gap:2.1rem;}
.nav-desktop a{font-size:.9rem;font-weight:500;color:var(--ink-70);position:relative;padding:.3rem 0;}
.nav-desktop a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;background:var(--verdigris);transition:width .25s var(--ease);}
.nav-desktop a:hover{color:var(--ink);}
.nav-desktop a:hover::after{width:100%;}

.header-actions{display:flex;align-items:center;gap:.9rem;}
.header-phone{display:flex;align-items:center;gap:.5rem;font-family:var(--font-mono);font-size:.85rem;font-weight:500;}
.header-phone svg{width:16px;height:16px;color:var(--verdigris);}

.nav-toggle{display:none;background:none;border:none;padding:.4rem;}
.nav-toggle svg{width:24px;height:24px;}
.nav-toggle svg line{transition:transform .3s var(--ease), opacity .2s var(--ease);transform-origin:center;}
.nav-toggle.is-active svg line:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-active svg line:nth-child(2){opacity:0;}
.nav-toggle.is-active svg line:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.nav-mobile{
  display:none;position:fixed;inset:0;top:0;background:var(--paper);
  z-index:99;padding:6rem 1.5rem 2rem;flex-direction:column;gap:1.6rem;
  transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .3s var(--ease), transform .3s var(--ease);
}
.nav-mobile.is-open{opacity:1;transform:none;pointer-events:auto;}
.nav-mobile a{font-family:var(--font-display);font-size:1.6rem;font-weight:500;}
.nav-mobile .btn{margin-top:1rem;}

@media (max-width:920px){
  .nav-desktop,.header-phone{display:none;}
  .nav-toggle{display:block;}
  .nav-mobile{display:flex;}
}
@media (max-width:520px){
  .header-inner{gap:.6rem;}
  .brand-word small{display:none;}
  .brand-word{font-size:.88rem;}
  .brand img{width:28px;height:28px;}
  .header-actions{gap:.5rem;}
  .header-actions .btn-whatsapp{padding:.62rem .85rem;font-size:.76rem;}
  .header-actions .btn-whatsapp svg{display:none;}
}
@media (max-width:380px){
  .header-actions .btn-whatsapp{padding:.6rem .7rem;font-size:.7rem;}
}

/* ---------- 5. HERO ---------- */
.hero{
  position:relative;
  padding:clamp(3.5rem,8vw,7rem) 0 var(--gap-xl);
  overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:var(--gap-lg);align-items:center;
}
.hero-kicker{
  font-family:var(--font-mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--verdigris);display:flex;align-items:center;gap:.6em;margin-bottom:1.4rem;
}
.hero-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brass);}
.hero h1{margin-bottom:1.4rem;}
.hero h1 em{font-style:italic;color:var(--verdigris);}
.hero .lede{max-width:42ch;margin-bottom:2.1rem;}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.6rem;}
.hero-trust{display:flex;gap:1.8rem;flex-wrap:wrap;}
.hero-trust div{display:flex;flex-direction:column;}
.hero-trust strong{font-family:var(--font-mono);font-size:1.4rem;color:var(--ink);}
.hero-trust span{font-size:.78rem;color:var(--slate);}

.hero-visual{position:relative;aspect-ratio:1/1.05;}
.hero-visual svg{width:100%;height:100%;}
.hero-visual .draw{
  stroke-dasharray:1400;stroke-dashoffset:1400;
  animation:draw 2.6s var(--ease) forwards .3s;
}
@keyframes draw{to{stroke-dashoffset:0;}}
@media (prefers-reduced-motion: reduce){
  .hero-visual .draw{animation:none;stroke-dashoffset:0;}
}
.hero-float-card{
  position:absolute;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-md);box-shadow:var(--shadow-lg);
  padding:.9rem 1.1rem;display:flex;align-items:center;gap:.7rem;
  animation:float 5s ease-in-out infinite;
}
.hero-float-card svg{width:20px;height:20px;color:var(--verdigris);}
.hero-float-card strong{display:block;font-size:.82rem;}
.hero-float-card span{font-size:.72rem;color:var(--slate);}
.hero-float-card.f1{top:6%;left:-4%;animation-delay:0s;}
.hero-float-card.f2{bottom:10%;right:-6%;animation-delay:1.4s;}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-10px);}}

@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{order:-1;max-width:340px;margin:0 auto 1rem;}
  .hero-float-card{display:none;}
}

/* ---------- 6. LOGOS / CINTA CONFIANZA ---------- */
.trust-strip{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:1.6rem 0;
}
.trust-strip .wrap{display:flex;align-items:center;gap:2.6rem;flex-wrap:wrap;justify-content:space-between;}
.trust-strip span{font-family:var(--font-mono);font-size:.78rem;color:var(--slate);letter-spacing:.03em;}

/* ---------- 7. GRID GENERAL DE DOS COLUMNAS (Quiénes somos, features) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap-lg);align-items:center;}
.split.reverse .split-visual{order:2;}
@media (max-width:860px){
  .split{grid-template-columns:1fr;}
  .split.reverse .split-visual{order:0;}
}
.split-visual{
  position:relative;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-lg);aspect-ratio:4/3.2;overflow:hidden;
}
.split-visual .blueprint{opacity:.6;}
.split-visual-inner{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
}
.split-visual-inner svg{width:62%;height:62%;}

.check-list{display:flex;flex-direction:column;gap:.9rem;margin-top:1.6rem;}
.check-list li{display:flex;align-items:flex-start;gap:.8rem;font-size:.96rem;}
.check-list svg{width:19px;height:19px;flex-shrink:0;margin-top:.15rem;color:var(--verdigris);}

/* ---------- 8. OBJETIVO / MISIÓN — banda visual ---------- */
.mission{
  position:relative;
  background:var(--ink);color:var(--white);
  border-radius:var(--radius-lg);
  padding:clamp(2.6rem,6vw,5rem);
  overflow:hidden;
  text-align:center;
}
.mission::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 15%, rgba(60,110,99,.35), transparent 55%),
             radial-gradient(circle at 85% 85%, rgba(169,131,79,.28), transparent 50%);
}
.mission-inner{position:relative;z-index:1;max-width:820px;margin:0 auto;}
.mission .eyebrow{color:#8FC2B4;justify-content:center;}
.mission-quote{
  font-family:var(--font-display);font-weight:500;font-style:italic;
  font-size:clamp(1.35rem,2.6vw,2.1rem);line-height:1.35;
}
.mission-quote::before{content:"“";}
.mission-quote::after{content:"”";}

/* ---------- 9. NÚMEROS / EQUIPO ---------- */
.numbers-row{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap-md);}
.number-card{text-align:center;padding:1.6rem 1rem;}
.number-card strong{
  display:block;font-family:var(--font-mono);font-weight:600;
  font-size:clamp(2rem,3.4vw,2.9rem);color:var(--ink);
}
.number-card span{font-size:.85rem;color:var(--slate);}
@media (max-width:760px){.numbers-row{grid-template-columns:repeat(2,1fr);}}

.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap-md);}
.team-card{padding:2rem 1.6rem;text-align:left;}
.team-avatar{
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--verdigris),var(--verdigris-d));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:var(--font-display);font-weight:600;font-size:1.15rem;
  margin-bottom:1.1rem;
}
.team-card h3{margin-bottom:.15rem;}
.team-role{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--verdigris);margin-bottom:.9rem;display:block;}
@media (max-width:820px){.team-grid{grid-template-columns:1fr;}}

/* ---------- 10. POR QUÉ ELEGIRNOS ---------- */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;}
.why-item{background:var(--white);padding:2rem 1.6rem;}
.why-item svg{width:26px;height:26px;color:var(--verdigris);margin-bottom:1rem;}
.why-item h3{margin-bottom:.5rem;}
.why-item p{font-size:.9rem;color:var(--slate);}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.why-grid{grid-template-columns:1fr;}}

/* ---------- 11. SERVICIOS ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;}
.service-card{padding:2rem 1.7rem;}
.service-icon{
  width:46px;height:46px;border-radius:12px;background:var(--verdigris-10);
  display:flex;align-items:center;justify-content:center;margin-bottom:1.3rem;
}
.service-icon svg{width:23px;height:23px;color:var(--verdigris);}
.service-card h3{margin-bottom:.55rem;}
.service-card p{font-size:.9rem;color:var(--slate);}
@media (max-width:900px){.services-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.services-grid{grid-template-columns:1fr;}}

/* ---------- 12. FEATURE STRIPS (Tecnología, Financiera, Mantenciones...) ---------- */
.feature-strip + .feature-strip{border-top:1px solid var(--line);}
.feature-strip{padding:var(--gap-lg) 0;}
.feature-num{
  font-family:var(--font-mono);color:var(--brass);font-size:.85rem;margin-bottom:1rem;display:block;
}
.feature-strip .btn-ghost{margin-top:1.6rem;}

/* ---------- 13. PROCESO (timeline real) ---------- */
.timeline{position:relative;max-width:760px;margin:0 auto;}
.timeline::before{
  content:"";position:absolute;left:23px;top:6px;bottom:6px;width:1.5px;
  background:var(--line-strong);
}
.timeline-item{position:relative;padding-left:66px;padding-bottom:2.6rem;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-num{
  position:absolute;left:0;top:0;width:48px;height:48px;border-radius:50%;
  background:var(--ink);color:var(--white);display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-weight:600;font-size:.95rem;
}
.timeline-item h3{margin-bottom:.4rem;}
.timeline-item p{color:var(--slate);font-size:.94rem;max-width:56ch;}

/* ---------- 14. BENEFICIOS ---------- */
.benefits-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;}
.benefit-card{display:flex;gap:1rem;padding:1.6rem;align-items:flex-start;}
.benefit-card svg{width:22px;height:22px;color:var(--verdigris);flex-shrink:0;margin-top:.2rem;}
.benefit-card h3{font-size:1.02rem;margin-bottom:.3rem;}
.benefit-card p{font-size:.88rem;color:var(--slate);}
@media (max-width:700px){.benefits-grid{grid-template-columns:1fr;}}

/* ---------- 15. TESTIMONIOS — carrusel infinito ---------- */
.testi-wrap{overflow:hidden;position:relative;}
.testi-wrap::before,.testi-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:80px;z-index:2;pointer-events:none;
}
.testi-wrap::before{left:0;background:linear-gradient(90deg,var(--paper),transparent);}
.testi-wrap::after{right:0;background:linear-gradient(270deg,var(--paper),transparent);}
.testi-track{display:flex;gap:1.2rem;width:max-content;animation:marquee 46s linear infinite;}
.testi-track:hover{animation-play-state:paused;}
@keyframes marquee{from{transform:translateX(0);}to{transform:translateX(-50%);}}
.testi-card{
  width:340px;flex-shrink:0;background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:1.7rem;
}
.testi-stars{color:var(--brass);letter-spacing:.15em;font-size:.85rem;margin-bottom:.9rem;}
.testi-card p{font-size:.92rem;line-height:1.55;margin-bottom:1.3rem;}
.testi-person{display:flex;align-items:center;gap:.7rem;}
.testi-avatar{
  width:38px;height:38px;border-radius:50%;background:var(--paper-alt);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);
  font-size:.78rem;font-weight:600;color:var(--ink-70);
}
.testi-person strong{display:block;font-size:.86rem;}
.testi-person span{font-size:.76rem;color:var(--slate);}
@media (prefers-reduced-motion: reduce){.testi-track{animation:none;overflow-x:auto;}}

/* ---------- 16. FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:1rem;
  background:none;border:none;text-align:left;padding:1.4rem .2rem;
  font-family:var(--font-display);font-size:1.02rem;font-weight:500;color:var(--ink);
}
.faq-q svg{width:19px;height:19px;flex-shrink:0;color:var(--verdigris);transition:transform .3s var(--ease);}
.faq-item[data-open="true"] .faq-q svg{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease);}
.faq-a p{padding:0 .2rem 1.5rem;color:var(--slate);font-size:.94rem;max-width:70ch;}

/* ---------- 17. FORMULARIO ---------- */
.form-panel{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:clamp(1.6rem,4vw,3rem);box-shadow:var(--shadow-md);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem;}
.form-grid .full{grid-column:1/-1;}
.field label{display:block;font-size:.82rem;font-weight:600;margin-bottom:.45rem;}
.field input,.field select,.field textarea{
  width:100%;padding:.85rem 1rem;border:1.5px solid var(--line-strong);border-radius:var(--radius-sm);
  background:var(--paper);transition:border-color .2s,background .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--verdigris);background:var(--white);outline:none;}
.field textarea{resize:vertical;min-height:110px;}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--error);}
.field-error{display:none;color:var(--error);font-size:.78rem;margin-top:.35rem;}
.field.has-error .field-error{display:block;}
.form-note{font-size:.78rem;color:var(--slate);margin-top:1rem;}
.form-success{
  display:none;text-align:center;padding:2.4rem 1rem;
}
.form-success.is-visible{display:block;}
.form-success svg{width:44px;height:44px;color:var(--verdigris);margin:0 auto 1rem;}
@media (max-width:640px){.form-grid{grid-template-columns:1fr;}}

/* ---------- 18. MAPA + CONTACTO ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap-lg);}
.contact-info-list{display:flex;flex-direction:column;gap:1.3rem;margin-top:1.8rem;}
.contact-info-item{display:flex;gap:1rem;align-items:flex-start;}
.contact-info-item svg{width:21px;height:21px;color:var(--verdigris);flex-shrink:0;margin-top:.2rem;}
.contact-info-item strong{display:block;font-size:.95rem;}
.contact-info-item span,.contact-info-item a{font-size:.9rem;color:var(--slate);}
.map-frame{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:4/3.4;box-shadow:var(--shadow-sm);
}
.map-frame iframe{width:100%;height:100%;border:0;}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;}}

/* ---------- 19. CTA FINAL ---------- */
.cta-final{
  border-radius:var(--radius-lg);padding:clamp(2.6rem,6vw,4.5rem);
  background:linear-gradient(135deg,var(--verdigris) 0%, var(--verdigris-d) 100%);
  color:#fff;text-align:center;position:relative;overflow:hidden;
}
.cta-final::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px, transparent 1px);background-size:20px 20px;opacity:.5;}
.cta-final-inner{position:relative;z-index:1;}
.cta-final h2{color:#fff;margin-bottom:.9rem;}
.cta-final p{color:rgba(255,255,255,.82);max-width:52ch;margin:0 auto 2rem;}
.cta-final .btn-primary{background:#fff;color:var(--ink);}
.cta-final .btn-primary:hover{background:var(--paper);}
.cta-final .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;}
.cta-final .btn-ctas{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;}

/* ---------- 20. FOOTER ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:var(--gap-lg) 0 var(--gap-sm);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--gap-md);padding-bottom:var(--gap-lg);}
.footer-brand{display:flex;align-items:center;gap:.7rem;margin-bottom:1rem;}
.footer-brand img{width:30px;height:30px;filter:brightness(0) invert(1);}
.footer-brand strong{font-family:var(--font-display);color:#fff;font-size:1.05rem;}
.footer-col h4{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-bottom:1.1rem;}
.footer-col ul{display:flex;flex-direction:column;gap:.65rem;}
.footer-col a{font-size:.88rem;transition:color .2s;}
.footer-col a:hover{color:#fff;}
.footer-social{display:flex;gap:.8rem;margin-top:1.2rem;}
.footer-social a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s;
}
.footer-social a:hover{background:var(--verdigris);border-color:var(--verdigris);}
.footer-social svg{width:16px;height:16px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:1.4rem;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;
  font-size:.8rem;color:rgba(255,255,255,.45);
}
@media (max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- 21. WHATSAPP FLOTANTE + AI FLOTANTE ---------- */
.float-stack{position:fixed;right:1.4rem;bottom:1.4rem;z-index:120;display:flex;flex-direction:column;gap:.8rem;align-items:flex-end;}
.fab{
  display:flex;align-items:center;gap:.7rem;
  border-radius:100px;padding:.9rem 1.1rem;box-shadow:var(--shadow-lg);
  font-weight:600;font-size:.88rem;border:none;
  transition:transform .25s var(--ease);
}
.fab:hover{transform:translateY(-3px);}
.fab svg{width:22px;height:22px;flex-shrink:0;}
.fab-whatsapp{background:#25D366;color:#fff;}
.fab-ai{background:var(--ink);color:#fff;}
.fab-label{white-space:nowrap;}
@media (max-width:640px){
  .fab-label{display:none;}
  .fab{padding:.85rem;}
}

/* ---------- 22. WIDGET IA ---------- */
.ai-panel{
  position:fixed;right:1.4rem;bottom:6.2rem;z-index:130;
  width:min(380px,90vw);height:min(560px,72vh);
  background:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  border:1px solid var(--line);display:flex;flex-direction:column;overflow:hidden;
  transform:translateY(16px) scale(.98);opacity:0;pointer-events:none;
  transition:transform .3s var(--ease), opacity .3s var(--ease);
}
.ai-panel.is-open{transform:none;opacity:1;pointer-events:auto;}
.ai-head{
  background:var(--ink);color:#fff;padding:1.1rem 1.3rem;
  display:flex;align-items:center;gap:.7rem;
}
.ai-head .ai-avatar{
  width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--verdigris),var(--brass));
  display:flex;align-items:center;justify-content:center;
}
.ai-head .ai-avatar svg{width:18px;height:18px;color:#fff;}
.ai-head strong{display:block;font-size:.88rem;}
.ai-head span{display:block;font-size:.72rem;color:rgba(255,255,255,.6);}
.ai-status{width:7px;height:7px;border-radius:50%;background:#4ADE80;margin-left:auto;box-shadow:0 0 0 3px rgba(74,222,128,.25);}
.ai-close{background:none;border:none;color:#fff;opacity:.7;padding:.3rem;}
.ai-close:hover{opacity:1;}
.ai-close svg{width:18px;height:18px;}

.ai-body{flex:1;overflow-y:auto;padding:1.1rem 1.1rem .4rem;display:flex;flex-direction:column;gap:.8rem;}
.ai-msg{max-width:86%;padding:.75rem .95rem;border-radius:14px;font-size:.86rem;line-height:1.5;animation:msgIn .3s var(--ease);}
@keyframes msgIn{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
.ai-msg.bot{background:var(--paper-alt);border-bottom-left-radius:4px;align-self:flex-start;}
.ai-msg.user{background:var(--ink);color:#fff;border-bottom-right-radius:4px;align-self:flex-end;}
.ai-typing{display:flex;gap:4px;padding:.75rem .95rem;background:var(--paper-alt);border-radius:14px;border-bottom-left-radius:4px;align-self:flex-start;width:fit-content;}
.ai-typing span{width:6px;height:6px;border-radius:50%;background:var(--slate);animation:typing 1.2s infinite ease-in-out;}
.ai-typing span:nth-child(2){animation-delay:.18s;}
.ai-typing span:nth-child(3){animation-delay:.36s;}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.4;}30%{transform:translateY(-4px);opacity:1;}}

.ai-suggestions{display:flex;flex-wrap:wrap;gap:.5rem;padding:.6rem 1.1rem 1rem;}
.ai-chip{
  border:1px solid var(--line-strong);background:var(--white);border-radius:100px;
  padding:.5rem .85rem;font-size:.76rem;transition:background .2s,border-color .2s;
}
.ai-chip:hover{background:var(--paper-alt);border-color:var(--verdigris);}
.ai-input-row{display:flex;gap:.6rem;padding:1rem;border-top:1px solid var(--line);}
.ai-input-row input{flex:1;border:1.5px solid var(--line-strong);border-radius:100px;padding:.7rem 1rem;font-size:.86rem;background:var(--paper);}
.ai-input-row input:focus{outline:none;border-color:var(--verdigris);background:#fff;}
.ai-send{
  width:40px;height:40px;border-radius:50%;background:var(--ink);color:#fff;border:none;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.ai-send svg{width:17px;height:17px;}
.ai-send:hover{background:var(--verdigris-d);}

/* ---------- 23. UTILIDADES RESPONSIVE GENERALES ---------- */
@media (max-width:960px){
  .split-visual{aspect-ratio:4/3;}
}
@media (max-width:640px){
  .section{padding:var(--gap-lg) 0;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .why-grid,.services-grid{gap:1px;}
}

/* Cursor moderno (desktop, puntero fino) */
@media (hover:hover) and (pointer:fine){
  .cursor-dot{
    position:fixed;top:0;left:0;width:8px;height:8px;border-radius:50%;
    background:var(--verdigris);pointer-events:none;z-index:9999;
    transform:translate(-50%,-50%);transition:transform .15s ease,opacity .3s;
    mix-blend-mode:normal;
  }
  .cursor-ring{
    position:fixed;top:0;left:0;width:32px;height:32px;border-radius:50%;
    border:1.5px solid var(--verdigris);pointer-events:none;z-index:9999;
    transform:translate(-50%,-50%);transition:transform .18s ease-out, width .2s, height .2s, opacity .3s;
    opacity:.6;
  }
}
@media (hover:none), (pointer:coarse){
  .cursor-dot,.cursor-ring{display:none;}
}


/* ChatGPT adjustments */
.lede, .section p, .feature-card p, .timeline p {text-align:justify;text-justify:inter-word;}
.btn,.card,.feature-card,.team-card{transition:all .25s ease;}
.feature-card:hover,.team-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(0,0,0,.12);}
section{scroll-margin-top:80px;}