/* ===================================================================
   PPPV — Pozos Profundos Puerto Varas
   Dirección visual: "Napa Profunda"
   Paleta: navy corporativo + naranja (ajustada a partir de referencia del rubro)
   =================================================================== */

:root{
  /* color */
  --bg:            #F5F1E8;
  --surface:       #EAE2CF;
  --surface-2:     #DECBAA;
  --ink:           #0D2544;
  --muted:         #55636B;
  --primary:       #1F5C86;
  --primary-dark:  #163F5C;
  --primary-ink:   #F5F1E8;
  --accent:        #E0812A;
  --accent-ink:    #0D2544;
  --line:          rgba(13,37,68,0.14);
  --line-strong:   rgba(13,37,68,0.28);
  --shadow:        0 12px 32px rgba(13,37,68,0.16);

  /* type */
  --font-display: Bahnschrift, "Segoe UI Semibold", "Segoe UI", sans-serif;
  --font-body:    "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono:    Consolas, "SFMono-Regular", monospace;

  --container: 74rem;
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:700;
  letter-spacing:-0.01em;
  margin:0 0 0.6rem;
  text-wrap:balance;
}
p{ margin:0 0 1rem; }
ul{ margin:0; padding:0; list-style:none; }
button{ font:inherit; }

:focus-visible{ outline:2px solid var(--primary); outline-offset:2px; }

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 1.5rem;
}

.eyebrow{
  font-family:var(--font-display);
  font-size:0.72rem;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--primary);
  margin:0 0 0.6rem;
}

section{ padding:5rem 0; }
@media (max-width:640px){
  section{ padding:3.25rem 0; }
}

.section-head{
  max-width:38rem;
  margin:0 0 2.75rem;
}
.section-head p{ color:var(--muted); font-size:1rem; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:0.5rem;
  padding:0.85rem 1.6rem;
  border-radius:3px;
  font-weight:600;
  font-size:0.95rem;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn.primary{ background:var(--primary); color:var(--primary-ink); }
.btn.primary:hover{ background:var(--primary-dark); }
.btn.accent{ background:var(--accent); color:var(--accent-ink); }
.btn.accent:hover{ transform:translateY(-1px); }
.btn.ghost{ border-color:var(--line-strong); color:var(--ink); background:transparent; }
.btn.ghost:hover{ border-color:var(--primary); color:var(--primary); }
.btn.on-dark{ border-color:rgba(242,236,223,0.55); color:var(--bg); }
.btn.on-dark:hover{ border-color:var(--bg); }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .btn{ transition:none; }
}

/* ===================== WHATSAPP FLOTANTE ===================== */
.wa-widget{ position:fixed; right:1.25rem; bottom:1.25rem; z-index:100; }
.whatsapp-float{
  display:flex; align-items:center; gap:0.5rem;
  background:#25D366; color:#fff; border:none;
  padding:0.85rem 1.1rem; border-radius:999px;
  text-decoration:none; font-weight:700; font-size:0.9rem; font-family:var(--font-body);
  box-shadow:0 8px 20px rgba(0,0,0,0.28);
  transition:transform 0.15s ease;
  cursor:pointer;
}
.whatsapp-float:hover{ transform:translateY(-2px); }
@media (max-width:520px){
  .whatsapp-float span{ display:none; }
  .whatsapp-float{ padding:0.85rem; }
}

.wa-panel{
  position:absolute; right:0; bottom:calc(100% + 0.75rem);
  width:19rem; max-width:calc(100vw - 2.5rem);
  background:var(--bg); border:1px solid var(--line); border-radius:8px;
  box-shadow:0 16px 40px rgba(13,37,68,0.28);
  overflow:hidden;
}
.wa-panel[hidden]{ display:none; }
.wa-panel-head{
  background:var(--ink); color:#fff;
  padding:0.9rem 1.1rem; display:flex; align-items:center; justify-content:space-between; gap:0.5rem;
}
.wa-panel-head strong{ font-size:0.9rem; font-weight:700; }
.wa-close{
  background:none; border:none; color:#fff; font-size:1.2rem; line-height:1; cursor:pointer; padding:0.1rem 0.3rem;
}
.wa-services{ max-height:20rem; overflow-y:auto; }
.wa-services li + li{ border-top:1px solid var(--line); }
.wa-services a{
  display:flex; align-items:center; justify-content:space-between; gap:0.5rem;
  padding:0.75rem 1.1rem; text-decoration:none; color:var(--ink); font-size:0.88rem; font-weight:600;
}
.wa-services a:hover{ background:var(--surface); color:var(--primary); }
.wa-services a::after{ content:"›"; color:var(--accent); font-size:1.1rem; }
.wa-services a.wa-other{ color:var(--muted); font-weight:400; }

/* ===================== HEADER ===================== */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(242,236,223,0.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.site-header .container{
  display:flex; align-items:center; justify-content:space-between;
  height:4.75rem;
}
.brand{ display:flex; align-items:center; gap:0.65rem; text-decoration:none; }
.brand img{ height:2.6rem; width:auto; }
.brand span{
  font-family:var(--font-display); font-weight:700; font-size:1.05rem; color:var(--ink);
  line-height:1.15;
}
.brand small{ display:block; font-weight:400; font-size:0.68rem; color:var(--muted); letter-spacing:0.04em; }

.main-nav ul{ display:flex; gap:2rem; align-items:center; }
.main-nav a{
  text-decoration:none; font-size:0.92rem; font-weight:600; color:var(--ink);
  padding:0.4rem 0; border-bottom:2px solid transparent;
}
.main-nav a:hover{ border-color:var(--accent); }

.header-actions{ display:flex; align-items:center; gap:0.9rem; }
.icon-link{
  display:inline-flex; align-items:center; justify-content:center;
  width:2.2rem; height:2.2rem; border-radius:50%;
  border:1px solid var(--line-strong); color:var(--primary);
}
.icon-link:hover{ background:var(--primary); color:var(--primary-ink); border-color:var(--primary); }

.nav-toggle{
  display:none; background:none; border:none; padding:0.4rem;
  color:var(--ink); cursor:pointer;
}
.nav-toggle svg{ width:1.6rem; height:1.6rem; }

@media (max-width:880px){
  .main-nav{
    position:fixed; inset:4.75rem 0 0 0; background:var(--bg);
    transform:translateY(-8px); opacity:0; pointer-events:none;
    transition:opacity 0.2s ease, transform 0.2s ease;
    border-top:1px solid var(--line);
    overflow-y:auto;
  }
  .main-nav.open{ opacity:1; transform:translateY(0); pointer-events:auto; }
  .main-nav ul{ flex-direction:column; gap:0; padding:1rem 1.5rem 2rem; }
  .main-nav a{ display:block; padding:1rem 0; border-bottom:1px solid var(--line); width:100%; }
  .nav-toggle{ display:inline-flex; }
  .header-actions .icon-link{ display:none; }
}

/* ===================== HERO ===================== */
.hero{
  position:relative;
  min-height:min(46rem, 92vh);
  display:flex; align-items:center;
  color:var(--bg);
  overflow:hidden;
}
.hero-media{
  position:absolute; inset:0; z-index:0;
}
.hero-media img, .hero-media video{
  width:100%; height:100%; object-fit:cover; object-position:center 30%;
  transform:scale(1.15); will-change:transform;
}
/* Variante para fotos que no calzan con el ancho del hero (retrato/cuadradas):
   en vez de recortarlas hasta que solo se vea un pedazo, se muestra la foto
   completa centrada, con una versión difuminada de la misma foto de fondo. */
.hero-media.letterbox{ display:flex; align-items:center; justify-content:center; background:var(--ink); }
.hero-media.letterbox .hero-bg{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; object-position:center; transform:scale(1.15);
  filter:blur(40px) brightness(0.45); will-change:auto;
}
/* Variante para fotos de aspecto raro (retrato/cuadrada) o de baja resolución que van
   DETRÁS de un hero-textbox: en vez de la caja "letterbox" (que aleja demasiado la foto
   del texto), simplemente no se aplica el zoom extra de 1.15 del paralax, para no
   sobre-recortar/sobre-ampliar más de lo que el propio object-fit:cover ya exige. */
.hero-media.no-zoom img, .hero-media.no-zoom video{
  transform:scale(1); object-position:center;
}
.hero-media.letterbox .hero-fg{
  position:relative; z-index:1; width:auto; height:auto;
  max-width:88%; max-height:88%; object-fit:contain; transform:none;
  border-radius:6px; box-shadow:0 20px 60px rgba(0,0,0,0.45);
}
.hero-media::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(13,37,68,0.05) 0%, rgba(13,37,68,0.12) 55%, rgba(13,37,68,0.32) 100%);
}
.hero .container{ position:relative; z-index:1; padding-top:3.5rem; padding-bottom:3.5rem; }

/* Caja con fondo semitransparente detrás del texto del hero: garantiza legibilidad
   sin importar qué tan clara u oscura sea la foto de fondo (evita tener que
   reajustar el degradado cada vez que se cambia la imagen). */
.hero-textbox{
  display:inline-block;
  background:rgba(13,37,68,0.66);
  padding:1.75rem 2.25rem;
  border-radius:8px;
  max-width:38rem;
}
@media (max-width:640px){
  .hero-textbox{ padding:1.25rem 1.5rem; }
}

.hero .eyebrow{ color:#E3C583; }
.hero h1{ font-size:clamp(2.1rem, 4.6vw, 3.4rem); max-width:34rem; }
.hero .lede{ max-width:32rem; font-size:1.1rem; color:#CBD8E4; }
.hero .cta-row{ display:flex; gap:1rem; flex-wrap:wrap; margin:1.75rem 0; }

.stat-row{ display:flex; gap:2.5rem; flex-wrap:wrap; }
.stat b{
  display:block; font-family:var(--font-mono); font-variant-numeric:tabular-nums;
  font-size:1.9rem; color:#fff; line-height:1; text-shadow:0 2px 10px rgba(0,0,0,0.55);
}
.stat small{
  display:block; margin-top:0.35rem; font-size:0.72rem; letter-spacing:0.08em;
  text-transform:uppercase; color:#A9BBCB; text-shadow:0 1px 8px rgba(0,0,0,0.55);
}
/* Variante para usar stat-row fuera del hero/flagship, sobre fondo claro normal */
.stat-row.on-light .stat b{ color:var(--ink); text-shadow:none; }
.stat-row.on-light .stat small{ color:var(--muted); text-shadow:none; }

/* ===================== DIFERENCIADORES ===================== */
/* ===================== ACCESO RÁPIDO ===================== */
.quick-access{ background:var(--bg); padding:1.5rem 0; border-bottom:1px solid var(--line); }
.quick-access .eyebrow{ display:block; text-align:center; margin-bottom:0.9rem; }
.quick-access-grid{ display:flex; gap:0.75rem; flex-wrap:wrap; justify-content:center; }
.quick-access-grid a{
  display:flex; align-items:center; gap:0.6rem; padding:0.6rem 1.1rem 0.6rem 0.6rem;
  border:1px solid var(--line-strong); border-radius:999px; text-decoration:none;
  color:var(--ink); font-weight:600; font-size:0.88rem; background:var(--surface);
  transition:border-color .2s ease, color .2s ease, background .2s ease;
}
.quick-access-grid a:hover{ border-color:var(--primary); color:var(--primary); background:var(--bg); }
.quick-access-grid .icon-sm{
  width:1.9rem; height:1.9rem; border-radius:50%; flex-shrink:0;
  background:var(--primary); color:var(--primary-ink);
  display:flex; align-items:center; justify-content:center;
  animation:quick-access-glow 2.6s ease-in-out infinite;
}
.quick-access-grid .icon-sm svg{ width:1.05rem; height:1.05rem; }
@keyframes quick-access-glow{
  0%, 100%{ box-shadow:0 0 0 0 rgba(31,92,134,0.55); }
  50%{ box-shadow:0 0 0 0.5rem rgba(31,92,134,0); }
}
@media (prefers-reduced-motion:reduce){ .quick-access-grid .icon-sm{ animation:none; } }
@media (max-width:620px){ .quick-access-grid{ justify-content:stretch; } .quick-access-grid a{ flex:1 1 40%; justify-content:center; } }

.diff-strip{ background:var(--surface); border-bottom:1px solid var(--line); }
.diff-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:0;
}
.diff-grid > div{
  padding:2rem 1.75rem;
  border-left:1px solid var(--line);
}
.diff-grid > div:first-child{ border-left:none; }
.diff-grid h3{ font-size:1.05rem; margin-bottom:0.4rem; }
.diff-grid p{ font-size:0.9rem; color:var(--muted); margin:0; }
@media (max-width:760px){
  .diff-grid{ grid-template-columns:1fr; }
  .diff-grid > div{ border-left:none; border-top:1px solid var(--line); padding:1.5rem 0; }
  .diff-grid > div:first-child{ border-top:none; }
}

/* ===================== POR QUÉ ELEGIRNOS ===================== */
.compare-wrap{ overflow-x:auto; border-radius:6px; border:1px solid var(--line); }
.compare-table{ width:100%; border-collapse:collapse; min-width:36rem; background:var(--bg); }
.compare-table th, .compare-table td{ padding:1rem 1.25rem; text-align:left; font-size:0.92rem; }
.compare-table thead th{
  font-family:var(--font-display); font-size:1rem; font-weight:700;
  background:var(--ink); color:#fff;
}
.compare-table thead th.us-col{ background:var(--primary); }
.compare-table tbody tr:nth-child(odd){ background:var(--surface); }
.compare-table tbody th{
  font-weight:600; color:var(--muted); white-space:nowrap; background:transparent;
}
.compare-table td.us-col{
  font-weight:600; color:var(--ink); position:relative;
}
.compare-table td.us-col::before{
  content:"✓"; color:var(--primary); font-weight:700; margin-right:0.5rem;
}
.compare-table td.them-col{ color:var(--muted); }
@media (max-width:620px){
  .compare-table th, .compare-table td{ padding:0.75rem 1rem; font-size:0.85rem; }
}

/* ===================== SERVICIOS ===================== */
.flagship{
  display:grid; grid-template-columns:1.1fr 1fr; gap:3rem; align-items:center;
  background:var(--ink); color:var(--bg);
  border-radius:6px; padding:3rem; margin-bottom:3rem;
}
.flagship .tag{
  display:inline-block; font-family:var(--font-mono); font-size:0.72rem;
  letter-spacing:0.08em; text-transform:uppercase; color:var(--accent);
  border:1px solid var(--accent); border-radius:999px; padding:0.25rem 0.75rem; margin-bottom:1rem;
}
.flagship h3{ font-size:1.8rem; color:#fff; }
.flagship p.desc{ color:#A9BBCB; font-size:0.98rem; }
.flagship .steps{ display:grid; gap:0.85rem; margin-top:1.5rem; }
.flagship .steps li{
  display:flex; gap:0.85rem; font-size:0.92rem; color:#CBD8E4; align-items:flex-start;
}
.flagship .steps b{
  font-family:var(--font-mono); color:var(--accent); flex:0 0 auto;
}
.flagship-media{ position:relative; border-radius:6px; overflow:hidden; aspect-ratio:4/5; }
.flagship-media img{ width:100%; height:100%; object-fit:cover; }

.services-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:1.5rem;
}
@media (max-width:920px){ .services-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:620px){ .services-grid{ grid-template-columns:1fr; } }

.svc-card{
  background:var(--surface); border:1px solid var(--line); border-radius:6px;
  padding:1.75rem; display:flex; flex-direction:column; gap:0.6rem;
}
.svc-card .icon{
  width:2.6rem; height:2.6rem; border-radius:50%;
  background:var(--primary); color:var(--primary-ink);
  display:flex; align-items:center; justify-content:center; margin-bottom:0.4rem;
}
.svc-card .icon svg{ width:1.3rem; height:1.3rem; }
.svc-card h4{ font-size:1.05rem; margin-bottom:0.1rem; }
.svc-card p{ font-size:0.9rem; color:var(--muted); margin:0; }

/* ===================== NOSOTROS ===================== */
.nosotros{
  display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:center;
}
@media (max-width:880px){ .nosotros{ grid-template-columns:1fr; } }
.nosotros-media{ border-radius:6px; overflow:hidden; }
.nosotros-media img{ width:100%; height:100%; object-fit:cover; aspect-ratio:4/3; }
.badge-row{ display:flex; gap:0.9rem; flex-wrap:wrap; margin-top:1.75rem; }
.badge{
  display:flex; align-items:center; gap:0.5rem;
  border:1px solid var(--line-strong); border-radius:999px;
  padding:0.5rem 1rem; font-size:0.82rem; font-weight:600;
}
.badge b{ color:var(--primary); font-family:var(--font-mono); }
.flagship .badge-row .badge{
  transition:background 0.4s ease, color 0.4s ease, border-color 0.4s ease, transform 0.4s ease;
}
.flagship .badge-row .badge.is-active{
  background:var(--accent); border-color:var(--accent); color:var(--accent-ink); transform:translateY(-2px);
}

/* ===================== PORTAFOLIO ===================== */
.gallery{
  display:grid; grid-template-columns:repeat(4, 1fr); gap:1rem;
}
.gallery a{ display:block; border-radius:6px; overflow:hidden; aspect-ratio:1/1; position:relative; }
.gallery img{ width:100%; height:100%; object-fit:cover; transition:transform 0.35s ease; }
.gallery a:hover img{ transform:scale(1.06); }
.gallery a:first-child{ grid-column:span 2; grid-row:span 2; aspect-ratio:1/1; }
@media (max-width:760px){
  .gallery{ grid-template-columns:repeat(2,1fr); }
  .gallery a:first-child{ grid-column:span 2; }
}

/* ===================== CTA BANNER ===================== */
.cta-banner{
  background:var(--primary); color:var(--primary-ink);
  border-radius:6px; padding:3rem; text-align:center;
  position:relative; overflow:hidden;
}
.cta-banner > *{ position:relative; z-index:1; }
.cta-glow{
  position:absolute; inset:-30% -10%; z-index:0; pointer-events:none; will-change:transform;
  background:
    radial-gradient(circle at 30% 35%, rgba(224,129,42,0.4), transparent 60%),
    radial-gradient(circle at 75% 70%, rgba(255,255,255,0.12), transparent 55%);
}
.cta-banner h2{ color:#fff; font-size:1.9rem; }
.cta-banner p{ color:#CBD8E4; max-width:34rem; margin:0 auto 1.5rem; }

/* ===================== CONTACTO ===================== */
.contact-wrap{
  display:grid; grid-template-columns:1fr 1.2fr; gap:3rem;
}
@media (max-width:880px){ .contact-wrap{ grid-template-columns:1fr; } }

.contact-info dl{ margin:1.75rem 0; }
.contact-info dt{
  font-family:var(--font-mono); font-size:0.7rem; letter-spacing:0.1em;
  text-transform:uppercase; color:var(--primary); margin-top:1.1rem;
}
.contact-info dd{ margin:0.15rem 0 0; font-size:1.02rem; }
.social-row{ display:flex; gap:0.75rem; margin-top:1.5rem; }

.quote-form{
  background:var(--surface); border:1px solid var(--line); border-radius:6px; padding:2rem;
}
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
@media (max-width:520px){ .form-row{ grid-template-columns:1fr; } }
.field{ margin-bottom:1.1rem; }
.field label{
  display:block; font-size:0.78rem; font-weight:600; text-transform:uppercase;
  letter-spacing:0.04em; color:var(--muted); margin-bottom:0.35rem;
}
.field input, .field select, .field textarea{
  width:100%; padding:0.7rem 0.85rem; border:1px solid var(--line-strong);
  border-radius:4px; background:var(--bg); font-family:var(--font-body); font-size:0.95rem; color:var(--ink);
}
.field textarea{ resize:vertical; min-height:6rem; }
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color:var(--primary); box-shadow:0 0 0 3px rgba(30,110,124,0.15);
}
.form-note{ font-size:0.8rem; color:var(--muted); margin-top:0.75rem; }

/* ===================== CALCULADORA CO2 ===================== */
.co2-calc{
  background:var(--surface); border:1px solid var(--line); border-radius:6px;
  padding:2rem; display:grid; grid-template-columns:1fr 1.4fr; gap:2rem; align-items:center;
}
@media (max-width:760px){ .co2-calc{ grid-template-columns:1fr; } }
.co2-input label{
  display:block; font-size:0.78rem; font-weight:600; text-transform:uppercase;
  letter-spacing:0.04em; color:var(--muted); margin-bottom:0.35rem;
}
.co2-input input{
  width:100%; padding:0.7rem 0.85rem; border:1px solid var(--line-strong);
  border-radius:4px; background:var(--bg); font-family:var(--font-mono); font-size:1.4rem; color:var(--ink);
}
.co2-input input:focus{ outline:none; border-color:var(--primary); box-shadow:0 0 0 3px rgba(30,110,124,0.15); }
.co2-input p{ font-size:0.78rem; color:var(--muted); margin-top:0.6rem; }
.co2-results{ display:grid; grid-template-columns:repeat(2, 1fr); gap:1rem; }
.co2-stat{
  background:var(--bg); border:1px solid var(--line); border-radius:6px; padding:1.1rem 1.25rem;
}
.co2-stat .co2-num{ display:block; font-family:var(--font-mono); font-size:1.6rem; font-weight:700; color:var(--primary); }
.co2-stat .co2-label{ font-size:0.82rem; color:var(--muted); }

/* ===================== FOOTER ===================== */
.site-footer{ background:var(--ink); color:#A9BBCB; padding:4rem 0 2rem; }
.footer-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:2.5rem;
}
@media (max-width:800px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .footer-grid{ grid-template-columns:1fr; } }
.site-footer h5{
  font-family:var(--font-display); color:#fff; font-size:0.82rem;
  letter-spacing:0.08em; text-transform:uppercase; margin-bottom:1rem;
}
.site-footer ul li{ margin-bottom:0.55rem; font-size:0.9rem; }
.site-footer a{ text-decoration:none; color:#A9BBCB; }
.site-footer a:hover{ color:var(--accent); }
.footer-brand p{ font-size:0.9rem; max-width:22rem; }
.footer-bottom{
  margin-top:3rem; padding-top:1.75rem; border-top:1px solid rgba(169,187,203,0.2);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:1rem;
  font-size:0.8rem; color:#7E93A5;
}
.cert-row{ display:flex; gap:0.6rem; flex-wrap:wrap; }
.cert-row span, .cert-row a{
  border:1px solid rgba(169,187,203,0.35); border-radius:999px; padding:0.3rem 0.75rem; font-size:0.72rem;
}
.cert-row a{ text-decoration:none; color:inherit; }
.cert-row a:hover{ border-color:var(--accent); color:var(--accent); }

/* ===================== CAPAS DE MOVIMIENTO ===================== */
.reveal{
  opacity:0; transform:translateY(28px);
  transition:opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible{ opacity:1; transform:translateY(0); }

.float-img{
  animation:float-y 6.5s ease-in-out infinite;
}
@keyframes float-y{
  0%, 100%{ transform:scale(1.06) translateY(0); }
  50%{ transform:scale(1.06) translateY(-14px); }
}

@media (prefers-reduced-motion:reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  .float-img{ animation:none; }
  .cta-glow{ display:none; }
}

/* Barra de progreso de scroll */
.scroll-progress{
  position:fixed; top:0; left:0; height:3px; width:0%;
  background:var(--accent); z-index:60;
  transition:width 0.1s linear;
}
@media (prefers-reduced-motion:reduce){ .scroll-progress{ transition:none; } }

/* Lightbox de galería */
.lightbox{
  position:fixed; inset:0; z-index:200;
  display:flex; align-items:center; justify-content:center;
  background:rgba(13,37,68,0.92);
  opacity:0; pointer-events:none;
  transition:opacity 0.25s ease;
}
.lightbox.is-open{ opacity:1; pointer-events:auto; }
.lightbox-img{
  max-width:88vw; max-height:82vh; border-radius:6px;
  box-shadow:0 20px 60px rgba(0,0,0,0.5);
  opacity:0; transform:scale(0.97); transition:opacity 0.2s ease, transform 0.2s ease;
}
.lightbox.is-open .lightbox-img{ opacity:1; transform:scale(1); }
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute; background:rgba(255,255,255,0.12); border:1px solid rgba(255,255,255,0.3);
  color:#fff; width:2.75rem; height:2.75rem; border-radius:50%; font-size:1.5rem; line-height:1;
  display:flex; align-items:center; justify-content:center; cursor:pointer;
  transition:background 0.2s ease;
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ background:rgba(255,255,255,0.25); }
.lightbox-close{ top:1.5rem; right:1.5rem; }
.lightbox-prev{ left:1.5rem; top:50%; transform:translateY(-50%); }
.lightbox-next{ right:1.5rem; top:50%; transform:translateY(-50%); }
@media (max-width:620px){
  .lightbox-prev{ left:0.5rem; }
  .lightbox-next{ right:0.5rem; }
  .lightbox-close{ top:0.75rem; right:0.75rem; }
}
@media (prefers-reduced-motion:reduce){
  .lightbox, .lightbox-img{ transition:none; }
}

/* ============================================================
   Bloques agregados 2026-09-07 para la pagina de servicio Kamco.
   Son aditivos y reutilizables por cualquier otra pagina.
   ============================================================ */

/* Aviso destacado (advertencia legal / nota importante) */
.notice{
  display:flex; gap:1rem; align-items:flex-start;
  background:var(--surface); border:1px solid var(--line-strong);
  border-left:4px solid var(--primary);
  border-radius:6px; padding:1.25rem 1.4rem;
}
.notice .notice-icon{ flex:0 0 auto; color:var(--primary); margin-top:0.15rem; }
.notice .notice-icon svg{ width:1.5rem; height:1.5rem; }
.notice h4{ font-size:1rem; margin-bottom:0.35rem; }
.notice p{ font-size:0.9rem; color:var(--muted); margin:0; }
.notice p + p{ margin-top:0.5rem; }
.notice.warn{ border-left-color:var(--accent); background:rgba(224,129,42,0.10); }
.notice.warn .notice-icon{ color:var(--accent); }

/* Lista de pasos numerada sobre fondo claro */
.step-list{ counter-reset:paso; display:grid; gap:0.9rem; margin-top:1.5rem; }
.step-list li{
  counter-increment:paso; position:relative;
  background:var(--bg); border:1px solid var(--line); border-radius:6px;
  padding:1.1rem 1.3rem 1.1rem 3.9rem; list-style:none;
}
.step-list li::before{
  content:counter(paso); position:absolute; left:1.1rem; top:1rem;
  width:1.9rem; height:1.9rem; border-radius:50%;
  background:var(--primary); color:var(--primary-ink);
  font-family:var(--font-mono); font-size:0.85rem; font-weight:700;
  display:flex; align-items:center; justify-content:center;
}
.step-list b{ display:block; font-size:1rem; margin-bottom:0.2rem; }
.step-list p{ font-size:0.9rem; color:var(--muted); margin:0; }

/* Dos columnas: que incluye / que no incluye */
.two-col-list{ display:grid; grid-template-columns:1fr 1fr; gap:1.5rem; margin-top:1.5rem; }
@media (max-width:760px){ .two-col-list{ grid-template-columns:1fr; } }
.two-col-list > div{
  background:var(--bg); border:1px solid var(--line); border-radius:6px; padding:1.4rem 1.5rem;
}
.two-col-list h4{ font-size:1rem; margin-bottom:0.8rem; }
.two-col-list ul li{
  font-size:0.9rem; color:var(--muted); padding-left:1.6rem; position:relative; margin-bottom:0.55rem;
}
.list-yes li::before{ content:"\2713"; position:absolute; left:0; color:var(--primary); font-weight:700; }
.list-no  li::before{ content:"\2715"; position:absolute; left:0; color:var(--accent); font-weight:700; }

/* Comparacion antes / despues (termografia) */
.ba-grid{ display:grid; grid-template-columns:1fr 1fr; gap:1rem; margin-top:1.5rem; }
@media (max-width:620px){ .ba-grid{ grid-template-columns:1fr; } }
.ba-grid figure{ margin:0; }
.ba-grid img{ width:100%; border-radius:6px; display:block; aspect-ratio:4/3; object-fit:cover; }
.ba-grid figcaption{
  font-size:0.8rem; color:var(--muted); margin-top:0.5rem;
  text-transform:uppercase; letter-spacing:0.08em; font-weight:600;
}
.ba-placeholder{
  aspect-ratio:4/3; border-radius:6px; border:1px dashed var(--line-strong);
  background:var(--surface); display:flex; align-items:center; justify-content:center;
  text-align:center; padding:1.5rem; font-size:0.85rem; color:var(--muted);
}

/* Checkbox de aceptacion dentro de un formulario */
.field-check{
  display:flex; gap:0.75rem; align-items:flex-start;
  background:var(--surface); border:1px solid var(--line-strong); border-radius:6px;
  padding:1rem 1.15rem; margin-bottom:1.1rem;
}
.field-check input[type="checkbox"]{
  flex:0 0 auto; width:1.1rem; height:1.1rem; margin-top:0.15rem; accent-color:var(--primary);
}
.field-check label{ font-size:0.86rem; color:var(--ink); line-height:1.5; cursor:pointer; }

/* Columna de precio para .compare-table usada como tabla de tarifas
   (a diferencia de .us-col, no antepone el simbolo de check). */
.compare-table thead th.price-col{ background:var(--primary); text-align:right; }
.compare-table td.price-col{
  text-align:right; font-family:var(--font-mono); font-weight:700;
  color:var(--ink); white-space:nowrap; font-variant-numeric:tabular-nums;
}

/* ============================================================
   Calendario de disponibilidad (pagina de limpieza de calefaccion).
   ============================================================ */
.cal-wrap{ background:var(--bg); border:1px solid var(--line); border-radius:6px; padding:1.5rem; }
.cal-toolbar{ display:flex; align-items:center; justify-content:space-between; gap:1rem; margin-bottom:1.1rem; }
.cal-toolbar h4{ font-size:1.05rem; margin:0; text-transform:capitalize; }
.cal-nav{ display:flex; gap:0.4rem; }
.cal-nav button{
  width:2.1rem; height:2.1rem; border-radius:50%; border:1px solid var(--line-strong);
  background:transparent; color:var(--ink); cursor:pointer; font-size:1rem; line-height:1;
  display:flex; align-items:center; justify-content:center;
}
.cal-nav button:hover:not(:disabled){ border-color:var(--primary); color:var(--primary); }
.cal-nav button:disabled{ opacity:0.3; cursor:not-allowed; }
.cal-nav button:focus-visible{ outline:2px solid var(--primary); outline-offset:2px; }

.cal-grid{ display:grid; grid-template-columns:repeat(7, 1fr); gap:0.3rem; }
.cal-dow{
  text-align:center; font-size:0.7rem; font-weight:700; color:var(--muted);
  text-transform:uppercase; letter-spacing:0.06em; padding-bottom:0.4rem;
}
.cal-day{
  border:1px solid var(--line); border-radius:4px; background:var(--surface);
  min-height:4.4rem; padding:0.3rem; display:flex; flex-direction:column; gap:0.2rem;
}
.cal-day.is-empty{ border:none; background:transparent; }
.cal-day.is-off{ background:transparent; border-style:dashed; opacity:0.45; }
.cal-num{ font-size:0.78rem; font-weight:700; color:var(--muted); font-variant-numeric:tabular-nums; }
.cal-day.has-slot .cal-num{ color:var(--ink); }
.cal-slot{
  border:none; border-radius:3px; cursor:pointer; font-family:var(--font-mono);
  font-size:0.62rem; font-weight:700; letter-spacing:0.04em; padding:0.22rem 0;
  background:var(--primary); color:var(--primary-ink); width:100%;
}
.cal-slot:hover{ background:var(--primary-dark); }
.cal-slot:focus-visible{ outline:2px solid var(--accent); outline-offset:1px; }
.cal-slot.is-picked{ background:var(--accent); color:var(--accent-ink); }
.cal-taken{
  font-family:var(--font-mono); font-size:0.62rem; font-weight:700; letter-spacing:0.04em;
  padding:0.22rem 0; text-align:center; color:var(--muted);
  background:repeating-linear-gradient(45deg, transparent, transparent 3px, var(--line) 3px, var(--line) 4px);
  border-radius:3px;
}
.cal-legend{ display:flex; flex-wrap:wrap; gap:1.1rem; margin-top:1.1rem; font-size:0.78rem; color:var(--muted); }
.cal-legend span{ display:flex; align-items:center; gap:0.4rem; }
.cal-key{ width:0.85rem; height:0.85rem; border-radius:3px; display:inline-block; }
.cal-key.free{ background:var(--primary); }
.cal-key.taken{ background:repeating-linear-gradient(45deg, var(--surface), var(--surface) 3px, var(--line) 3px, var(--line) 4px); border:1px solid var(--line); }
.cal-key.off{ border:1px dashed var(--line-strong); }

.cal-scarcity{
  margin-top:1.1rem; padding:0.8rem 1rem; border-radius:4px;
  background:rgba(224,129,42,0.12); border:1px solid rgba(224,129,42,0.35);
  font-size:0.86rem; color:var(--ink);
}
.cal-summary{
  background:var(--surface); border:1px solid var(--line-strong); border-radius:6px;
  padding:1rem 1.2rem; margin-bottom:1.1rem; font-size:0.9rem;
}
.cal-summary b{ display:block; font-size:0.72rem; text-transform:uppercase; letter-spacing:0.08em; color:var(--muted); margin-bottom:0.3rem; }
.cal-summary a{ color:var(--primary); font-size:0.82rem; }
@media (max-width:560px){
  .cal-wrap{ padding:1rem; }
  .cal-day{ min-height:3.6rem; padding:0.2rem; }
  .cal-slot, .cal-taken{ font-size:0.55rem; }
}

/* Galeria de imagenes termograficas: conservan su proporcion original
   (llevan la escala de temperatura al costado, recortarlas las arruina). */
.termo-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:1.2rem; align-items:start; margin-top:1.5rem; }
@media (max-width:620px){ .termo-grid{ grid-template-columns:1fr; } }
.termo-grid figure{
  margin:0; background:var(--bg); border:1px solid var(--line);
  border-radius:6px; padding:0.7rem;
}
.termo-grid img{ width:100%; height:auto; display:block; border-radius:4px; }
.termo-grid figcaption{ font-size:0.84rem; color:var(--muted); margin-top:0.7rem; line-height:1.45; }
.termo-grid figcaption b{ display:block; color:var(--ink); font-size:0.92rem; margin-bottom:0.2rem; }

/* Video vertical (grabado con telefono): se muestra a su tamano real,
   nunca a sangre completa ni como fondo de un hero. */
.video-portrait{ max-width:22rem; margin:1.75rem auto 0; }
.video-portrait video{ width:100%; height:auto; display:block; border-radius:6px; background:#000; }
.video-portrait figcaption{ font-size:0.84rem; color:var(--muted); margin-top:0.7rem; text-align:center; }

/* Grilla de videos verticales (material grabado con telefono). */
.video-grid-portrait{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; margin-top:1.5rem; }
@media (max-width:820px){ .video-grid-portrait{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:520px){ .video-grid-portrait{ grid-template-columns:1fr; max-width:20rem; margin-inline:auto; } }
.video-grid-portrait figure{ margin:0; }
.video-grid-portrait video{
  width:100%; height:auto; display:block; border-radius:6px; background:#000; aspect-ratio:3/4; object-fit:cover;
}
.video-grid-portrait figcaption{ font-size:0.84rem; color:var(--muted); margin-top:0.6rem; line-height:1.45; }
.video-grid-portrait figcaption b{ display:block; color:var(--ink); font-size:0.9rem; margin-bottom:0.15rem; }

/* Par de fotos grandes lado a lado, sin recorte. */
.foto-par{ display:grid; grid-template-columns:1fr 1fr; gap:1.2rem; margin-top:1.5rem; align-items:start; }
@media (max-width:620px){ .foto-par{ grid-template-columns:1fr; } }
.foto-par figure{ margin:0; }
.foto-par img{ width:100%; height:auto; display:block; border-radius:6px; }
.foto-par figcaption{ font-size:0.84rem; color:var(--muted); margin-top:0.6rem; line-height:1.45; }

/* Bloque de detalle plegable: guarda contenido extenso sin perderlo,
   para no alargar la pagina. Distinto de los <details> del FAQ. */
.detalle{
  border:1px solid var(--line); border-radius:6px; background:var(--bg);
  margin-top:1.5rem; overflow:hidden;
}
.detalle > summary{
  cursor:pointer; list-style:none; padding:1rem 1.3rem;
  font-family:var(--font-display); font-weight:700; font-size:0.95rem; color:var(--primary);
  display:flex; align-items:center; justify-content:space-between; gap:1rem;
}
.detalle > summary::-webkit-details-marker{ display:none; }
.detalle > summary::after{
  content:"+"; font-family:var(--font-mono); font-size:1.3rem; line-height:1;
  color:var(--accent); flex:0 0 auto;
}
.detalle[open] > summary::after{ content:"–"; }
.detalle > summary:hover{ background:var(--surface); }
.detalle > summary:focus-visible{ outline:2px solid var(--primary); outline-offset:-2px; }
.detalle .detalle-body{ padding:0 1.3rem 1.4rem; }
.detalle .step-list{ margin-top:0; }

/* Fila compacta de etiquetas (reemplaza grillas de tarjetas cortas). */
.tag-row{ display:flex; flex-wrap:wrap; gap:0.5rem; margin-top:1.2rem; }
.tag-row span{
  border:1px solid var(--line-strong); border-radius:999px;
  padding:0.4rem 0.95rem; font-size:0.88rem; font-weight:600; color:var(--ink);
  background:var(--bg);
}

/* ============================================================
   Kamco Chile — inicio que vende la necesidad (2026-09-11).
   Hero partido, formulario rapido, calculadora de perdida,
   barra fija en celular y carrusel de videos. Todo aditivo.
   ============================================================ */
.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;
}

/* Hero partido: texto a la izquierda, prueba visual a la derecha */
.hero-split{ background:var(--ink); color:#F5F1E8; padding:3.5rem 0 3.25rem; }
.hero-split .container{ display:grid; grid-template-columns:1.2fr 0.8fr; gap:3rem; align-items:center; }
@media (max-width:860px){
  .hero-split{ padding:2.25rem 0 2.5rem; }
  .hero-split .container{ grid-template-columns:1fr; gap:1.75rem; }
}
.hero-split .eyebrow{ color:#E3C583; }
.hero-split h1{
  color:#fff; font-size:clamp(2.35rem, 5.6vw, 4.1rem); line-height:1.04;
  letter-spacing:-0.02em; margin-bottom:1rem; max-width:15ch;
}
/* Palabra que rota (lena, pellet, gas, diesel). Todas ocupan la misma celda,
   asi el ancho queda fijo al de la palabra mas larga y el titulo no salta. */
.fuel-word{ display:inline-grid; color:var(--accent); }
.fuel-word > span{
  grid-area:1 / 1; justify-self:start; opacity:0; transform:translateY(0.3em);
  transition:opacity 0.45s ease, transform 0.45s ease;
}
.fuel-word > span.is-on{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){ .fuel-word > span{ transition:none; } }
.hero-split .lede{ color:#CBD8E4; font-size:1.08rem; max-width:36rem; margin-bottom:0; }
.benefit-row{ display:grid; grid-template-columns:repeat(3, 1fr); gap:1rem; margin:1.6rem 0 1.75rem; max-width:38rem; }
.benefit-row div{ border-top:2px solid var(--accent); padding-top:0.65rem; }
.benefit-row b{ display:block; color:#fff; font-size:0.98rem; line-height:1.25; }
.benefit-row small{ display:block; color:#A9BBCB; font-size:0.8rem; margin-top:0.25rem; line-height:1.35; }
@media (max-width:520px){
  .benefit-row{ grid-template-columns:1fr; gap:0.55rem; margin:1.25rem 0 1.4rem; }
  .benefit-row div{ border-top:none; border-left:2px solid var(--accent); padding:0 0 0 0.7rem; }
  .benefit-row small{ display:none; }
}
.hero-split .cta-row{ display:flex; gap:0.75rem; flex-wrap:wrap; }
.trust-line{ font-size:0.82rem; color:#A9BBCB; margin:1rem 0 0; max-width:38rem; }
.trust-line b{ color:#F5F1E8; font-weight:600; }
.hero-proof{ margin:0; }
.hero-proof img{ width:100%; aspect-ratio:4 / 5; object-fit:cover; border-radius:6px; }
.hero-proof figcaption{ font-size:0.8rem; color:#A9BBCB; margin-top:0.55rem; line-height:1.4; }
.hero-proof figcaption b{ color:#fff; }
@media (max-width:860px){
  .hero-proof img{ aspect-ratio:auto; height:15rem; object-position:center 42%; }
}

/* Formulario rapido de 3 campos, justo bajo el inicio */
.quick-lead{ padding:2.5rem 0; background:var(--bg); border-bottom:1px solid var(--line); }
.quick-lead-box{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:2rem; align-items:center; }
@media (max-width:860px){ .quick-lead-box{ grid-template-columns:1fr; gap:1rem; } }
.quick-lead-box h2{ font-size:clamp(1.4rem, 2.6vw, 1.85rem); }
.quick-lead-box > div > p:last-child{ color:var(--muted); margin:0; }
.quick-form{ padding:1.4rem; }
.quick-form .qf-row{ display:grid; grid-template-columns:1fr 1fr 1fr; gap:0.75rem; }
@media (max-width:620px){ .quick-form .qf-row{ grid-template-columns:1fr; gap:0; } }
.quick-form .field{ margin-bottom:0.9rem; }
.quick-form .btn{ width:100%; justify-content:center; }
.quick-form .form-note{ margin-bottom:0; }

/* "La prueba": foto + lista de lo que provoca el lodo */
.prueba-texto h3{ font-size:1.2rem; margin-bottom:0.9rem; }
.prueba-texto ul li{ position:relative; padding-left:1.6rem; margin-bottom:0.7rem; color:var(--muted); }
.prueba-texto ul li b{ color:var(--ink); }

/* Calculadora de perdida (reutiliza .co2-calc de Ecocombustibles) */
.co2-input select{
  width:100%; padding:0.7rem 0.85rem; border:1px solid var(--line-strong); border-radius:4px;
  background:var(--bg); font-family:var(--font-body); font-size:0.95rem; color:var(--ink); margin-bottom:1rem;
}
.calc-chips{ display:flex; flex-wrap:wrap; gap:0.4rem; margin-top:0.6rem; }
.calc-chips button{
  border:1px solid var(--line-strong); background:var(--bg); color:var(--ink); border-radius:999px;
  padding:0.3rem 0.75rem; font-size:0.8rem; font-family:var(--font-mono); cursor:pointer;
}
.calc-chips button:hover, .calc-chips button.is-on{ border-color:var(--primary); background:var(--primary); color:var(--primary-ink); }
.calc-perdida .co2-stat.is-main{ grid-column:1 / -1; background:var(--ink); border-color:var(--ink); }
.calc-perdida .co2-stat.is-main .co2-num{ color:var(--accent); font-size:clamp(2rem, 4.2vw, 2.7rem); font-variant-numeric:tabular-nums; }
.calc-perdida .co2-stat.is-main .co2-label{ color:#CBD8E4; }
.calc-perdida .co2-num{ font-variant-numeric:tabular-nums; }
@media (max-width:520px){ .calc-perdida .co2-results{ grid-template-columns:1fr; } }

/* Barra fija inferior en celular: pedir visita + WhatsApp */
.sticky-cta{ display:none; }
@media (max-width:760px){
  .sticky-cta{
    display:flex; gap:0.5rem; position:fixed; left:0; right:0; bottom:0; z-index:90;
    padding:0.6rem 0.75rem calc(0.6rem + env(safe-area-inset-bottom));
    background:rgba(13,37,68,0.97); box-shadow:0 -6px 20px rgba(13,37,68,0.25);
    transition:transform 0.25s ease;
  }
  .sticky-cta.is-hidden{ transform:translateY(110%); }
  .sticky-cta .btn{ flex:1; justify-content:center; padding:0.75rem 0.5rem; font-size:0.9rem; }
  .sticky-cta .btn-wa{ flex:0 0 auto; background:#25D366; color:#0D2544; padding:0.75rem 1rem; }
  body.has-sticky-cta{ padding-bottom:4.4rem; }
  body.has-sticky-cta .wa-widget{ display:none; }
}
@media (prefers-reduced-motion:reduce){ .sticky-cta{ transition:none; } }

/* Videos verticales: en celular pasan a carrusel horizontal */
.swipe-hint{ display:none; font-size:0.8rem; color:var(--muted); margin-top:0.75rem; }
@media (max-width:620px){
  .video-grid-portrait{
    grid-template-columns:none; grid-auto-flow:column; grid-auto-columns:72%;
    overflow-x:auto; scroll-snap-type:x mandatory; max-width:none; margin-inline:0;
    gap:0.9rem; padding-bottom:0.6rem;
  }
  .video-grid-portrait figure{ scroll-snap-align:start; }
  .swipe-hint{ display:block; }
}

/* Calculadora v2: costo de NO mantener (combustible + recambio de caldera y radiadores). */
.calc-perdida{ align-items:start; }
.seg{ display:flex; flex-wrap:wrap; gap:0.4rem; margin-bottom:1.1rem; }
.seg button{
  border:1px solid var(--line-strong); background:var(--bg); color:var(--ink); border-radius:999px;
  padding:0.45rem 0.9rem; font-size:0.85rem; font-weight:600; cursor:pointer; font-family:var(--font-body);
}
.seg button:hover{ border-color:var(--primary); }
.seg button[aria-pressed="true"]{ background:var(--ink); border-color:var(--ink); color:#fff; }
.calc2-grid, .supuestos-grid{ display:grid; grid-template-columns:1fr 1fr; gap:0.75rem; }
@media (max-width:520px){ .calc2-grid, .supuestos-grid{ grid-template-columns:1fr; } }
.calc-perdida .calc2-grid input{ font-size:1.2rem; }
.calc-perdida .supuestos-grid input, .calc-perdida .supuestos-grid select{ font-size:0.95rem; }
.calc-perdida .co2-input .detalle{ margin-top:1rem; }
.perdida-resultados{ display:grid; gap:0.9rem; }
.perdida-total{ background:var(--ink); color:#CBD8E4; border-radius:6px; padding:1.3rem 1.4rem; font-size:0.95rem; }
.perdida-total b{ color:#fff; }
.perdida-num{
  display:block; font-family:var(--font-mono); font-weight:700; color:var(--accent);
  font-size:clamp(2.1rem, 4.6vw, 3rem); line-height:1.05; margin:0.3rem 0; font-variant-numeric:tabular-nums;
}
.perdida-desglose{ border:1px solid var(--line); border-radius:6px; background:var(--bg); }
.perdida-desglose div{ display:flex; justify-content:space-between; align-items:baseline; gap:1rem; padding:0.7rem 1rem; font-size:0.9rem; }
.perdida-desglose div + div{ border-top:1px solid var(--line); }
.perdida-desglose b{ font-family:var(--font-mono); font-variant-numeric:tabular-nums; white-space:nowrap; }
.perdida-compara{
  padding:1rem 1.1rem; border-radius:6px; font-size:0.92rem;
  background:rgba(224,129,42,0.12); border:1px solid rgba(224,129,42,0.35);
}
.caso-real{ margin:0; font-size:0.86rem; color:var(--muted); border-left:3px solid var(--accent); padding-left:0.8rem; }
.caso-real b{ color:var(--ink); }

/* Calculadora v3: filas y campos que se ocultan segun el tipo de sistema.
   .perdida-desglose div tiene display:flex, que anula el atributo hidden. */
.perdida-desglose div[hidden], .calc2-grid > div[hidden]{ display:none; }

/* Ronda 2026-09-11 tarde.
   Titulo: la frase que rota lleva su articulo ("la misma leña", "el mismo gas"), va en su propia linea
   y reserva el ancho de la mas larga, asi el titulo no salta al cambiar. */
.hero-split h1{ max-width:none; }
.hero-split h1 .fuel-word{ display:grid; width:max-content; max-width:100%; white-space:nowrap; }
/* Formulario rapido con 5 campos: dos columnas y la comuna a lo ancho. */
.quick-form .qf-row{ grid-template-columns:1fr 1fr; gap:0 0.75rem; }
.quick-form .qf-full{ grid-column:1 / -1; }
@media (max-width:620px){ .quick-form .qf-row{ grid-template-columns:1fr; } }

/* ==========================================================================
   RENS (18-09-2026): identidad del servicio de limpieza de calefacción.
   Solo aplica en páginas con <body class="rens">: el resto de pppv.cl no cambia.
   Colores y tipografía del kit RENS_Kit_Marca_v1 (rens-tokens.css).
   ========================================================================== */
@font-face{font-family:Manrope;src:url('../fonts/Manrope-Regular.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Manrope;src:url('../fonts/Manrope-SemiBold.ttf') format('truetype');font-weight:600;font-display:swap}
@font-face{font-family:Manrope;src:url('../fonts/Manrope-ExtraBold.ttf') format('truetype');font-weight:800;font-display:swap}
body.rens{
  --bg:#F5F3EF; --surface:#FFFFFF; --surface-2:#E9E6E0;
  --ink:#1D222A; --muted:#59636F;
  --primary:#1D222A; --primary-dark:#0F1216; --primary-ink:#FFFFFF;
  --accent:#F56A12; --accent-ink:#1D222A;
  --line:#D8DDE1; --line-strong:rgba(29,34,42,0.28); --shadow:0 12px 32px rgba(29,34,42,0.16);
  --font-display:Manrope, Arial, sans-serif; --font-body:Manrope, Arial, sans-serif; --font-mono:Manrope, Arial, sans-serif;
}
body.rens h1, body.rens h2, body.rens h3{ font-weight:800; letter-spacing:-0.01em; }
/* sobre el grafito (inicio y pie): grises neutros en vez de los azulados de PPPV */
body.rens .hero-split .eyebrow{ color:#F56A12; }
body.rens .hero-split .lede{ color:#D9DCE0; }
body.rens .trust-line{ color:#B8BEC6; }
body.rens .trust-line b{ color:#FFFFFF; }
body.rens .site-footer, body.rens .site-footer a{ color:#B8BEC6; }
body.rens .site-footer a:hover{ color:var(--accent); }
.rens-aviso{ background:#F56A12; color:#1D222A; font-size:0.85rem; font-weight:600; text-align:center; padding:0.5rem 1rem; }
.rens-hero-logo{ display:block; width:min(15rem, 60%); height:auto; margin:0 0 1.1rem; }
.tech-row{ display:flex; flex-wrap:wrap; gap:0.5rem 1.25rem; align-items:center; margin:0.9rem 0 0; font-size:0.82rem; }
.tech-row .flag-item{ display:inline-flex; align-items:center; gap:0.45rem; }
.tech-row svg{ height:14px; width:auto; border-radius:2px; box-shadow:0 0 0 1px rgba(0,0,0,0.18); flex:0 0 auto; }
body.rens .hero-split .tech-row{ color:#D9DCE0; }
.section-head .tech-row{ color:var(--muted); margin-top:0.75rem; }
/* encabezado del sitio propio rens.cl: el logo horizontal reemplaza a la gota de PPPV */
.site-header .brand.brand-rens img{ height:2.6rem; width:auto; max-width:none; }
@media (max-width:620px){ .site-header .brand.brand-rens img{ height:2.1rem; } }