/* ================================================================
   i-e.cl — HOJA DE ESTILOS PRINCIPAL  |  css/styles.css  v2.0

   Paleta extraída del logo i-e.cl:
   #00D4B4 → Teal principal   (borde del círculo)
   #009E86 → Teal oscuro      (hover / sombras)
   #FFFFFF → Blanco           (letras "i-e")
   #0c0d0f → Negro carbón     (fondo del logo = fondo de la página)
   ================================================================ */

:root {
  --color-bg:          #0c0d0f;
  --color-surface:     #0f1916;
  --color-surface-2:   #141f1c;
  --color-border:      #1a2e2a;
  --color-accent:      #00D4B4;
  --color-accent-2:    #009E86;
  --color-accent-glow: rgba(0,212,180,0.18);
  --color-text:        #e0edeb;
  --color-text-muted:  #6a8a87;
  --color-white:       #ffffff;
  --font-display:      'Barlow Condensed', sans-serif;
  --font-body:         'Source Serif 4', Georgia, serif;
  --section-pad:       clamp(5rem,9vw,8rem);
  --content-max:       1240px;
  --transition:        0.38s cubic-bezier(0.4,0,0.2,1);
}

/* ── RESET ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:auto;font-size:16px}
body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);font-weight:300;line-height:1.75;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{cursor:pointer;font-family:inherit;border:none;background:none}

/* ── UTILIDADES ── */
.container{max-width:var(--content-max);margin:0 auto;padding:0 clamp(1.25rem,5vw,2.5rem)}

.section-label{
  display:inline-block;font-family:var(--font-display);font-size:.7rem;
  font-weight:700;letter-spacing:.26em;text-transform:uppercase;
  color:var(--color-accent);margin-bottom:.9rem
}

.section-title{
  font-family:var(--font-display);font-size:clamp(2.2rem,4.5vw,3.8rem);
  font-weight:800;line-height:1.06;text-transform:uppercase;
  letter-spacing:.02em;color:var(--color-white)
}

.divider-line{
  width:3.5rem;height:2.5px;
  background:linear-gradient(90deg,var(--color-accent),transparent);
  margin:1.4rem 0 2.2rem
}

/* ================================================================
   TRANSICIÓN DE PÁGINA — efecto "arrastre/deslizamiento"
   Una cortina teal que barre la pantalla al navegar entre secciones.
   JS agrega las clases is-entering / is-exiting para controlarla.
   ================================================================ */
#page-transition{
  position:fixed;inset:0;z-index:9998;pointer-events:none;
  /* clip-path dibuja la cortina. Empieza con ancho 0 (invisible) */
  clip-path:polygon(0 0,0% 0,0% 100%,0 100%);
  background:linear-gradient(105deg,var(--color-accent-2) 0%,var(--color-accent) 50%,#00F0CC 100%);
  transition:clip-path .42s cubic-bezier(.76,0,.24,1)
}
/* La cortina entra: se expande de izquierda a derecha */
#page-transition.is-entering{clip-path:polygon(0 0,100% 0,100% 100%,0 100%)}
/* La cortina sale: se contrae hacia la derecha */
#page-transition.is-exiting{clip-path:polygon(100% 0,100% 0,100% 100%,100% 100%)}

/* ================================================================
   NAVBAR FIJO
   ================================================================ */
#navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;height:72px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(1.25rem,4vw,3rem);
  transition:background var(--transition),box-shadow var(--transition);
  background:transparent
}
#navbar.scrolled{
  background:rgba(9,10,12,.97);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:0 1px 0 rgba(0,212,180,.15)
}

/* ── Logo ── */
.nav-logo{display:flex;align-items:center;gap:.55rem;flex-shrink:0;text-decoration:none}
.nav-logo__img{
  height:44px;width:44px;object-fit:contain;border-radius:50%;display:block;
  transition:filter var(--transition),transform var(--transition)
}
.nav-logo:hover .nav-logo__img{
  filter:drop-shadow(0 0 8px rgba(0,212,180,.6));transform:scale(1.05)
}
.nav-logo__text{
  font-family:var(--font-display);font-size:1.25rem;font-weight:800;
  letter-spacing:.06em;color:var(--color-white)
}
.nav-logo__text span{color:var(--color-accent)}

/* ── Links centrados (posición absoluta en el centro exacto) ── */
.nav-links{
  display:flex;align-items:center;gap:2.4rem;
  position:absolute;left:50%;transform:translateX(-50%)
}
.nav-links a{
  font-family:var(--font-display);font-size:.76rem;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;
  color:rgba(224,237,235,.5);position:relative;
  transition:color var(--transition);padding-bottom:2px;cursor:pointer
}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:-4px;
  width:0;height:1.5px;background:var(--color-accent);
  transition:width var(--transition)
}
.nav-links a:hover,.nav-links a.active{color:var(--color-white)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}

/* ── Hamburguesa ── */
.nav-hamburger{display:none;flex-direction:column;gap:5px;padding:8px;cursor:pointer;z-index:10}
.nav-hamburger span{display:block;width:24px;height:2px;background:var(--color-text);transition:var(--transition);border-radius:2px}
.nav-hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-hamburger.is-open span:nth-child(2){opacity:0;transform:scaleX(0)}
.nav-hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ── Menú móvil ── */
.nav-mobile{
  display:none;position:fixed;top:72px;left:0;right:0;
  background:rgba(9,10,12,.99);
  border-top:1.5px solid rgba(0,212,180,.25);
  padding:2rem clamp(1.25rem,5vw,3rem) 2.5rem;
  z-index:999;flex-direction:column;
  animation:slideDown .3s ease forwards
}
.nav-mobile.open{display:flex}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
.nav-mobile a{
  font-family:var(--font-display);font-size:1.1rem;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;color:var(--color-text);
  padding:1.1rem 0;border-bottom:1px solid var(--color-border);
  transition:color var(--transition),padding-left var(--transition)
}
.nav-mobile a:hover{color:var(--color-accent);padding-left:.5rem}

@media(max-width:768px){.nav-links{display:none}.nav-hamburger{display:flex}}

/* ================================================================
   HERO CON SLIDESHOW
   ================================================================ */
#hero{position:relative;width:100%;height:100vh;min-height:600px;overflow:hidden}

.slider-track{position:absolute;inset:0}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1.4s ease-in-out;will-change:opacity}
.slide.is-active{opacity:1}
.slide img{
  width:100%;height:100%;object-fit:cover;object-position:center;display:block;
  filter:saturate(.6) contrast(1.15) brightness(.75);
  transform:scale(1.04);transition:transform 8s ease-out
}
.slide.is-active img{transform:scale(1)}

.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(108deg,rgba(8,9,12,.90) 0%,rgba(8,9,12,.55) 55%,rgba(8,9,12,.22) 100%);
  z-index:1
}
.hero-grid-pattern{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:
    linear-gradient(rgba(0,212,180,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,212,180,.04) 1px,transparent 1px);
  background-size:64px 64px
}

/* Contenido fijo sobre el slider */
.hero-content{position:absolute;inset:0;z-index:2;display:flex;align-items:center;padding-top:72px}
.hero-text{max-width:580px}

.hero-eyebrow{display:flex;align-items:center;gap:.8rem;margin-bottom:1.4rem;opacity:0;animation:fadeUp .9s .3s ease forwards}
.hero-eyebrow__line{width:36px;height:1.5px;background:var(--color-accent);flex-shrink:0}
.hero-eyebrow__text{font-family:var(--font-display);font-size:.7rem;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:var(--color-accent)}

.hero-title{
  font-family:var(--font-display);font-size:clamp(3.2rem,7.5vw,6.5rem);
  font-weight:800;line-height:.96;text-transform:uppercase;letter-spacing:.01em;
  color:var(--color-white);opacity:0;animation:fadeUp .9s .5s ease forwards
}
.hero-title em{font-style:normal;color:var(--color-accent);display:block}

.hero-desc{
  margin-top:1.8rem;font-size:1rem;font-weight:300;
  color:rgba(224,237,235,.72);line-height:1.78;max-width:480px;
  opacity:0;animation:fadeUp .9s .7s ease forwards
}

.hero-actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.4rem;opacity:0;animation:fadeUp .9s .9s ease forwards}

/* Botón primario — fondo teal */
.btn-primary{
  display:inline-flex;align-items:center;gap:.55rem;padding:.9rem 2rem;
  background:var(--color-accent);color:#050807;
  font-family:var(--font-display);font-size:.78rem;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;transition:var(--transition);
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,10px 100%,0 calc(100% - 10px))
}
.btn-primary:hover{background:#1FFFD0;transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,212,180,.35)}

/* Botón secundario — borde teal */
.btn-ghost{
  display:inline-flex;align-items:center;gap:.55rem;padding:.9rem 2rem;
  border:1.5px solid rgba(0,212,180,.28);color:var(--color-text);
  font-family:var(--font-display);font-size:.78rem;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;transition:var(--transition)
}
.btn-ghost:hover{border-color:var(--color-accent);color:var(--color-accent);background:rgba(0,212,180,.06);transform:translateY(-2px)}

/* Controles del slider */
.slider-dots{
  position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);
  z-index:3;display:flex;gap:.6rem;align-items:center;
  opacity:0;animation:fadeIn 1s 1.2s ease forwards
}
.slider-dot{
  width:8px;height:8px;border-radius:50%;
  background:rgba(224,237,235,.28);border:none;cursor:pointer;padding:0;
  transition:background var(--transition),width var(--transition)
}
.slider-dot.is-active{background:var(--color-accent);width:24px;border-radius:4px}

.slider-arrows{
  position:absolute;bottom:2rem;right:clamp(1.25rem,5vw,3rem);
  z-index:3;display:flex;gap:.5rem;
  opacity:0;animation:fadeIn 1s 1.4s ease forwards
}
.slider-arrow{
  width:44px;height:44px;border:1.5px solid rgba(0,212,180,.2);
  color:rgba(224,237,235,.5);display:flex;align-items:center;
  justify-content:center;transition:var(--transition)
}
.slider-arrow:hover{border-color:var(--color-accent);color:var(--color-accent);background:rgba(0,212,180,.08)}
.slider-arrow svg{width:16px;height:16px}

.slider-counter{
  position:absolute;bottom:2.8rem;left:clamp(1.25rem,5vw,3rem);z-index:3;
  font-family:var(--font-display);font-size:.7rem;font-weight:600;
  letter-spacing:.16em;color:rgba(224,237,235,.4);
  display:flex;align-items:center;gap:.5rem;
  opacity:0;animation:fadeIn 1s 1.4s ease forwards
}
.slider-counter__current{font-size:1.1rem;font-weight:800;color:var(--color-white)}

.slider-progress{position:absolute;bottom:0;left:0;right:0;height:2.5px;background:rgba(0,212,180,.12);z-index:3}
.slider-progress-bar{height:100%;background:var(--color-accent);width:0%;transition:width linear}

@media(max-width:600px){
  .hero-text{max-width:100%}
  .hero-actions{flex-direction:column;align-items:flex-start}
  .slider-arrows{display:none}
}

/* ================================================================
   HISTORIA
   ================================================================ */
#historia{padding:var(--section-pad) 0;position:relative}
#historia::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 75% 55% at 78% 50%,rgba(0,212,180,.055) 0%,transparent 70%)
}
.historia-grid{display:grid;grid-template-columns:1fr 1fr;gap:4.5rem;align-items:center}
.historia-text p{margin-bottom:1.3rem;color:rgba(224,237,235,.68);font-size:.97rem}
.historia-text p:last-child{margin-bottom:0}

.historia-quote{
  border-left:3px solid var(--color-accent);padding:1.1rem 1.5rem;margin:1.8rem 0;
  background:var(--color-surface);font-size:1.05rem;font-style:italic;
  color:var(--color-text);line-height:1.62
}

.historia-values{display:flex;gap:1.4rem;margin-top:2.2rem;flex-wrap:wrap}
.historia-value{display:flex;align-items:center;gap:.65rem}
.historia-value__icon{
  width:36px;height:36px;background:var(--color-surface);border:1.5px solid var(--color-border);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1rem;
  transition:border-color var(--transition)
}
.historia-value:hover .historia-value__icon{border-color:var(--color-accent)}
.historia-value__name{
  font-family:var(--font-display);font-size:.76rem;font-weight:600;
  letter-spacing:.1em;text-transform:uppercase;color:var(--color-text-muted);
  transition:color var(--transition)
}
.historia-value:hover .historia-value__name{color:var(--color-accent)}

.historia-visual{position:relative}
.historia-img-wrap{position:relative;overflow:hidden}
.historia-img-wrap::before{
  content:'';position:absolute;inset:-1px;border:1.5px solid var(--color-accent);
  opacity:.3;z-index:1;pointer-events:none;transition:opacity var(--transition)
}
.historia-img-wrap:hover::before{opacity:.65}
.historia-img-wrap img{
  width:100%;height:420px;object-fit:cover;
  filter:saturate(.5) contrast(1.15);
  transition:filter .65s ease,transform .65s ease;display:block
}
.historia-img-wrap:hover img{filter:saturate(.75) contrast(1.08);transform:scale(1.02)}

.historia-badge{
  position:absolute;bottom:-1.4rem;left:-1.4rem;
  background:var(--color-accent);color:#050807;padding:1.1rem 1.5rem;z-index:2
}
.historia-badge__year{font-family:var(--font-display);font-size:2.3rem;font-weight:800;line-height:1}
.historia-badge__label{font-family:var(--font-display);font-size:.63rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase}

@media(max-width:900px){
  .historia-grid{grid-template-columns:1fr;gap:3rem}
  .historia-visual{order:-1;margin-bottom:1.5rem}
  .historia-img-wrap img{height:300px}
}

/* ================================================================
   CATÁLOGO
   ================================================================ */
#catalogo{padding:var(--section-pad) 0;background:var(--color-surface);position:relative;overflow:hidden}
#catalogo::before{
  content:'';position:absolute;top:-30%;right:-15%;width:550px;height:550px;
  border-radius:50%;background:radial-gradient(circle,rgba(0,212,180,.07) 0%,transparent 70%);
  pointer-events:none
}
.catalogo-header{display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:1.5rem;margin-bottom:3rem}
.catalogo-filters{display:flex;gap:.5rem;flex-wrap:wrap}
.filter-btn{
  padding:.42rem 1.05rem;font-family:var(--font-display);font-size:.7rem;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;border:1.5px solid var(--color-border);
  color:var(--color-text-muted);background:transparent;transition:var(--transition);cursor:pointer
}
.filter-btn:hover,.filter-btn.active{border-color:var(--color-accent);color:var(--color-accent);background:rgba(0,212,180,.08)}

.catalogo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5px;background:var(--color-border)}
.product-card{background:var(--color-surface-2);overflow:hidden;display:flex;flex-direction:column;transition:background var(--transition)}
.product-card:hover{background:#172320}
.product-card__img{position:relative;overflow:hidden;height:220px;flex-shrink:0}
.product-card__img img{
  width:100%;height:100%;object-fit:cover;filter:saturate(.45) contrast(1.18);
  transition:transform .65s ease,filter .4s ease;display:block
}
.product-card:hover .product-card__img img{transform:scale(1.05);filter:saturate(.7) contrast(1.1)}

.product-card__category{
  position:absolute;top:0;left:0;background:var(--color-accent);color:#050807;
  font-family:var(--font-display);font-size:.6rem;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;padding:.3rem .8rem
}
.product-card__body{padding:1.5rem;flex:1;display:flex;flex-direction:column}
.product-card__name{font-family:var(--font-display);font-size:1.25rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--color-white);margin-bottom:.45rem}
.product-card__desc{font-size:.87rem;color:var(--color-text-muted);line-height:1.62;margin-bottom:1.1rem;flex:1}
.product-card__specs{display:grid;grid-template-columns:1fr 1fr;gap:.45rem .9rem;margin-bottom:1.3rem}
.spec-item__label{font-family:var(--font-display);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--color-text-muted)}
.spec-item__value{font-family:var(--font-display);font-size:.88rem;font-weight:600;color:var(--color-accent)}
.product-card__footer{display:flex;align-items:center;padding-top:1.1rem;border-top:1px solid var(--color-border)}
.manual-link{
  display:inline-flex;align-items:center;gap:.45rem;font-family:var(--font-display);
  font-size:.7rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  color:var(--color-accent-2);transition:color var(--transition),gap var(--transition)
}
.manual-link:hover{color:var(--color-accent);gap:.7rem}
.manual-link svg{width:14px;height:14px}

@media(max-width:680px){.catalogo-grid{grid-template-columns:1fr}.catalogo-header{flex-direction:column;align-items:flex-start}}

/* ================================================================
   CONTACTO
   ================================================================ */
#contacto{padding:var(--section-pad) 0;position:relative}
#contacto::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 50% at 20% 60%,rgba(0,212,180,.04) 0%,transparent 70%)
}
.contacto-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:5rem;align-items:start}
.contacto-info__intro{font-size:.97rem;color:rgba(224,237,235,.65);margin-bottom:2.5rem;line-height:1.82}

.contact-item{display:flex;gap:1.1rem;align-items:flex-start;padding:1.3rem 0;border-top:1px solid var(--color-border)}
.contact-item:last-of-type{border-bottom:1px solid var(--color-border)}
.contact-item__icon{
  width:42px;height:42px;background:var(--color-surface);border:1.5px solid var(--color-border);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.05rem;
  transition:border-color var(--transition),background var(--transition)
}
.contact-item:hover .contact-item__icon{border-color:var(--color-accent);background:rgba(0,212,180,.08)}
.contact-item__label{font-family:var(--font-display);font-size:.63rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--color-accent);margin-bottom:.25rem}
.contact-item__value{font-size:.96rem;color:var(--color-text);line-height:1.55}
.contact-item__value a:hover{color:var(--color-accent)}

.contacto-social{display:flex;gap:.7rem;margin-top:1.8rem}
.social-btn{width:40px;height:40px;border:1.5px solid var(--color-border);display:flex;align-items:center;justify-content:center;color:var(--color-text-muted);transition:var(--transition)}
.social-btn:hover{border-color:var(--color-accent);color:var(--color-accent);background:rgba(0,212,180,.08)}

.contacto-map{position:sticky;top:90px}
.map-label{font-family:var(--font-display);font-size:.63rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--color-text-muted);margin-bottom:.75rem}
.map-wrap{position:relative;overflow:hidden;border:1.5px solid rgba(0,212,180,.2);transition:border-color var(--transition)}
.map-wrap:hover{border-color:rgba(0,212,180,.5)}
.map-wrap iframe{width:100%;height:420px;border:none;display:block;filter:invert(90%) hue-rotate(180deg) saturate(.5)}

@media(max-width:900px){.contacto-grid{grid-template-columns:1fr;gap:3rem}.contacto-map{position:static}.map-wrap iframe{height:300px}}

/* ================================================================
   FOOTER
   ================================================================ */
#footer{background:#080a09;border-top:1px solid var(--color-border);padding-top:4.5rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:3rem;padding-bottom:3.5rem;border-bottom:1px solid var(--color-border)}
.footer-brand__desc{font-size:.87rem;color:var(--color-text-muted);line-height:1.78;margin:1.1rem 0 1.5rem}
.footer-cert{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-display);font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent);padding:.45rem .75rem;border:1.5px solid rgba(0,212,180,.3)}
.footer-col__title{font-family:var(--font-display);font-size:.68rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--color-accent);margin-bottom:1.3rem}
.footer-col ul{display:flex;flex-direction:column;gap:.65rem}
.footer-col ul a{font-size:.87rem;color:var(--color-text-muted);transition:color var(--transition),padding-left var(--transition)}
.footer-col ul a:hover{color:var(--color-accent);padding-left:.35rem}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;padding:1.6rem 0}
.footer-copy{font-size:.76rem;color:var(--color-text-muted)}
.footer-copy strong{color:var(--color-text)}
.footer-legal{display:flex;gap:1.4rem}
.footer-legal a{font-size:.76rem;color:var(--color-text-muted);transition:color var(--transition)}
.footer-legal a:hover{color:var(--color-accent)}

@media(max-width:960px){.footer-grid{grid-template-columns:1fr 1fr;gap:2.5rem}}
@media(max-width:540px){.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;text-align:center}.footer-legal{justify-content:center}}

/* ================================================================
   BOTÓN WHATSAPP
   ================================================================ */
.whatsapp-btn{
  position:fixed;bottom:2rem;right:2rem;z-index:9000;
  width:58px;height:58px;background:#25d366;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 20px rgba(37,211,102,.38);cursor:pointer;
  transition:transform var(--transition),box-shadow var(--transition);
  user-select:none;touch-action:none;
  animation:waBounceIn .6s 2s cubic-bezier(.34,1.56,.64,1) both
}
@keyframes waBounceIn{from{opacity:0;transform:scale(.5) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
.whatsapp-btn:hover{background:#1ebe5d;transform:scale(1.1);box-shadow:0 6px 28px rgba(37,211,102,.5)}
.whatsapp-btn:active{transform:scale(.96)}
.whatsapp-btn svg{width:30px;height:30px;fill:white;pointer-events:none}
.whatsapp-btn__pulse{position:absolute;top:4px;right:4px;width:12px;height:12px;border-radius:50%;background:#ff4d4d;border:2px solid var(--color-bg);animation:waPulse 2s ease-in-out infinite}
@keyframes waPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.3);opacity:.7}}
.whatsapp-tooltip{
  position:absolute;right:calc(100% + 12px);bottom:50%;
  transform:translateY(50%) translateX(8px);
  background:var(--color-surface);color:var(--color-text);
  font-family:var(--font-display);font-size:.72rem;font-weight:600;
  white-space:nowrap;padding:.45rem .9rem;border:1px solid var(--color-border);
  pointer-events:none;opacity:0;transition:opacity .25s ease,transform .25s ease
}
.whatsapp-btn:not(.is-dragging):hover .whatsapp-tooltip{opacity:1;transform:translateY(50%) translateX(0)}

/* ================================================================
   BARRA DE PROGRESO
   ================================================================ */
#progress-bar{
  position:fixed;top:0;left:0;width:0%;height:2.5px;
  background:linear-gradient(90deg,var(--color-accent),var(--color-accent-2));
  z-index:9999;transition:width .08s linear
}

/* ================================================================
   SCROLL REVEAL — deslizamiento lateral al entrar en vista
   ================================================================ */
.reveal{
  opacity:0;
  /* Entra desde la derecha (20px) y desde abajo (12px) */
  transform:translateX(20px) translateY(12px);
  transition:opacity .7s ease,transform .7s ease
}
.reveal.visible{opacity:1;transform:translateX(0) translateY(0)}
.reveal-delay-1{transition-delay:.1s}
.reveal-delay-2{transition-delay:.22s}
.reveal-delay-3{transition-delay:.34s}
.reveal-delay-4{transition-delay:.46s}
.reveal-delay-5{transition-delay:.58s}

@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}