/* ============================================================
   CRISTALMAD — Design tokens
   Marca: negro / blanco / gris, inspirada en el isologo "CD"
   (formas geométricas gruesas + tipografía condensada extra-bold)
   ============================================================ */
:root{
  --c-black: #141414;
  --c-ink: #1c1c1c;
  --c-charcoal: #2d2d2d;
  --c-gray-900: #333333;
  --c-gray-700: #555555;
  --c-gray-500: #7a7a7a;
  --c-gray-400: #9c9c9c;
  --c-gray-300: #c9c9c9;
  --c-gray-200: #e2e2e2;
  --c-gray-100: #f0f0f0;
  --c-gray-50: #f7f7f7;
  --c-white: #ffffff;

  --aluminum: linear-gradient(115deg, #dedede 0%, #ffffff 22%, #bcbcbc 45%, #f5f5f5 63%, #cfcfcf 80%, #ffffff 100%);
  --aluminum-dark: linear-gradient(135deg, #3a3a3a 0%, #1a1a1a 40%, #4a4a4a 60%, #141414 100%);

  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;

  --shadow-soft: 0 10px 30px rgba(20,20,20,0.08);
  --shadow-mid: 0 20px 50px rgba(20,20,20,0.14);
  --shadow-strong: 0 30px 70px rgba(20,20,20,0.28);

  --ease: cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family: var(--font-body);
  color: var(--c-ink);
  background: var(--c-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img{max-width:100%; display:block;}
a{text-decoration:none; color:inherit;}
h1,h2,h3,h4{font-family: var(--font-display); font-weight:800; margin:0; letter-spacing:-0.01em;}
p{margin:0;}
::selection{ background: var(--c-ink); color:var(--c-white); }

:focus-visible{
  outline: 3px solid var(--c-gray-500);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior:auto !important;}
}

.container{ max-width:1280px; }

/* ============ Reveal on scroll ============ */
[data-aos]{
  opacity:0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
[data-aos="fade-left"]{ transform: translateX(36px); }
[data-aos="fade-right"]{ transform: translateX(-36px); }
[data-aos="zoom-in"]{ transform: scale(.94); }
[data-aos].aos-in{ opacity:1; transform:none; }

/* ============================================================
   PRELOADER
   ============================================================ */
#preloader{
  position:fixed; inset:0; z-index:99999;
  background: var(--c-black);
  display:flex; align-items:center; justify-content:center;
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}
#preloader.hide{ opacity:0; visibility:hidden; }
.preloader-mark{ width:110px; color:var(--c-white); animation: pulseMark 1.4s ease-in-out infinite; }
.preloader-svg{ width:100%; height:auto; }
@keyframes pulseMark{
  0%,100%{ transform:scale(1); opacity:1;}
  50%{ transform:scale(.9); opacity:.55;}
}

/* ============================================================
   NAVBAR
   ============================================================ */
.main-nav{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding: 22px 0;
  transition: padding .35s var(--ease), background .35s var(--ease), box-shadow .35s var(--ease), backdrop-filter .35s var(--ease);
}
.main-nav.scrolled{
  padding: 12px 0;
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 8px 30px rgba(20,20,20,0.08);
}
.nav-logo{ height:42px; width:auto; transition: height .35s var(--ease), filter .35s var(--ease); filter: brightness(0) invert(1); }
.main-nav.scrolled .nav-logo{ height:36px; filter:none; }

.nav-menu-wrap .nav-link{
  font-family: var(--font-display);
  font-weight:600; font-size:.95rem;
  color: var(--c-white);
  padding: 8px 16px !important;
  position:relative;
  transition: color .3s ease;
}
.main-nav.scrolled .nav-link{ color: var(--c-ink); }
.nav-link::after{
  content:''; position:absolute; left:16px; right:16px; bottom:4px; height:2px;
  background: var(--c-ink); transform: scaleX(0); transform-origin:left; transition: transform .3s var(--ease);
}
.main-nav.scrolled .nav-link::after{ background: var(--c-ink); }
.nav-link:not(.scrolled)::after{ background: var(--c-white); }
.nav-link:hover::after{ transform: scaleX(1); }

.btn-nav-cta{
  background: var(--c-ink); color:var(--c-white) !important;
  font-family: var(--font-display); font-weight:700; font-size:.9rem;
  padding: 11px 22px; border-radius: 100px;
  display:inline-flex; align-items:center; gap:8px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s ease;
}
.btn-nav-cta i{ color:#3ddc84; font-size:1.1rem; }
.btn-nav-cta:hover{ background:#000; transform: translateY(-2px); box-shadow: var(--shadow-mid); color:var(--c-white); }

.navbar-toggler{
  border:none; background:transparent; width:34px; height:26px; position:relative;
  display:none; flex-direction:column; justify-content:space-between; padding:0; z-index:1100;
}
.toggler-line{ display:block; height:2px; width:100%; background: var(--c-white); border-radius:2px; transition: all .35s var(--ease); }
.main-nav.scrolled .toggler-line{ background: var(--c-ink); }
.navbar-toggler.open .toggler-line:nth-child(1){ transform: translateY(11px) rotate(45deg); }
.navbar-toggler.open .toggler-line:nth-child(2){ opacity:0; }
.navbar-toggler.open .toggler-line:nth-child(3){ transform: translateY(-11px) rotate(-45deg); }
.navbar-toggler.open .toggler-line{ background: var(--c-white); }

/* ============================================================
   BUTTONS (globales)
   ============================================================ */
.btn-primary-cta{
  background: var(--c-ink); color:var(--c-white);
  font-family: var(--font-display); font-weight:700;
  padding: 15px 30px; border-radius:100px; border:1px solid var(--c-ink);
  display:inline-flex; align-items:center; gap:10px; font-size:1rem;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s ease;
}
.btn-primary-cta i{ color:#3ddc84; font-size:1.25rem; }
.btn-primary-cta:hover{ background:#000; color:var(--c-white); transform: translateY(-3px); box-shadow: var(--shadow-mid); }

.btn-outline-cta{
  background: transparent; color:var(--c-white); border:1.5px solid rgba(255,255,255,.55);
  font-family: var(--font-display); font-weight:700; padding:15px 30px; border-radius:100px;
  transition: all .35s var(--ease);
}
.btn-outline-cta:hover{ background: var(--c-white); color:var(--c-ink); border-color:var(--c-white); transform: translateY(-3px); }

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative; min-height:100vh; display:flex; align-items:center;
  overflow:hidden; color:var(--c-white);
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
.hero-bg picture{ position:absolute; inset:0; display:block; }
.hero-bg img{ width:100%; height:100%; object-fit:cover; object-position: 50% 15%; filter: grayscale(45%) contrast(1.08) brightness(1.02); transform: scale(1.06); animation: heroZoom 18s ease-in-out infinite alternate; }
@keyframes heroZoom{ from{ transform:scale(1.06);} to{ transform: scale(1); } }
.hero-overlay{
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(10,10,10,.78) 0%, rgba(15,15,15,.72) 45%, rgba(5,5,5,.92) 100%);
}
.hero-lines{
  position:absolute; inset:0; pointer-events:none; opacity:.12;
  background-image: repeating-linear-gradient(90deg, transparent 0 78px, rgba(255,255,255,.7) 78px 79px);
}
.hero-content{ position:relative; z-index:2; padding-top:110px; }
.hero-eyebrow{
  font-family: var(--font-display); font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  font-size:.82rem; color: var(--c-gray-300); margin-bottom:18px;
}
.hero h1{
  font-size: clamp(2.4rem, 5.4vw, 4.6rem); line-height:1.06; max-width:16ch; margin-bottom:22px;
}
.hero h1 span{
  background: var(--aluminum); -webkit-background-clip:text; background-clip:text; color:transparent;
  background-size:220% 100%; animation: shimmer 6s linear infinite;
}
@keyframes shimmer{ 0%{background-position:0% 50%;} 100%{background-position:220% 50%;} }
.hero-sub{ font-size:1.14rem; color: var(--c-gray-200); max-width:56ch; line-height:1.65; margin-bottom:36px; }
.hero-cta{ display:flex; flex-wrap:wrap; gap:16px; margin-bottom:56px; }

.hero-stats{ display:flex; gap:48px; flex-wrap:wrap; border-top:1px solid rgba(255,255,255,.18); padding-top:28px; }
.hero-stat .num{ font-family: var(--font-display); font-weight:900; font-size:2.4rem; }
.hero-stat .plus{ font-family: var(--font-display); font-weight:900; font-size:1.4rem; }
.hero-stat p{ color: var(--c-gray-400); font-size:.88rem; margin-top:4px; }

.scroll-indicator{
  position:absolute; bottom:32px; left:50%; transform:translateX(-50%); z-index:2;
  display:flex; flex-direction:column; align-items:center; gap:8px; color:var(--c-gray-300);
}
.scroll-indicator span{ width:1px; height:36px; background: rgba(255,255,255,.4); position:relative; overflow:hidden; }
.scroll-indicator span::after{
  content:''; position:absolute; top:-100%; left:0; width:100%; height:100%; background:var(--c-white);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine{ 0%{top:-100%;} 60%{top:100%;} 100%{top:100%;} }
.scroll-indicator i{ font-size:.8rem; animation: bounceDown 2s ease-in-out infinite; }
@keyframes bounceDown{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(6px);} }

/* ============================================================
   TRUST STRIP
   ============================================================ */
.trust-strip{ background: var(--c-gray-50); padding: 26px 0; border-bottom:1px solid var(--c-gray-200); overflow:hidden; }
.trust-label{ font-family:var(--font-display); font-weight:700; font-size:.78rem; letter-spacing:.12em; text-transform:uppercase; color:var(--c-gray-500); text-align:center; margin-bottom:14px; }
.trust-track{ display:flex; justify-content:center; flex-wrap:wrap; gap:14px 40px; }
.trust-track span{ font-family:var(--font-display); font-weight:800; color:var(--c-gray-700); font-size:1rem; letter-spacing:.03em; opacity:.85; }

/* ============================================================
   SECTION GENERIC HEAD
   ============================================================ */
.section-eyebrow{
  display:inline-block; font-family: var(--font-display); font-weight:700; font-size:.8rem;
  letter-spacing:.14em; text-transform:uppercase; color: var(--c-gray-500); margin-bottom:14px;
  padding-left:38px; position:relative;
}
.section-eyebrow::before{ content:''; position:absolute; left:0; top:50%; width:28px; height:2px; background:var(--c-ink); transform:translateY(-50%); }
.section-eyebrow-light{ color: var(--c-gray-400); }
.section-eyebrow-light::before{ background: var(--c-white); }
.section-head{ max-width:720px; margin-left:auto; margin-right:auto; margin-bottom:56px; }
.section-title{ font-size: clamp(1.8rem, 3.4vw, 2.7rem); color:var(--c-ink); margin-bottom:16px; }
.section-title-light{ font-size: clamp(1.8rem, 3.4vw, 2.7rem); color:var(--c-white); margin-bottom:16px; }
.section-sub{ color: var(--c-gray-700); font-size:1.05rem; line-height:1.65; }
.section-sub-light{ color: var(--c-gray-300); font-size:1.05rem; line-height:1.65; }
.lead-text{ font-size:1.12rem; line-height:1.7; color:var(--c-gray-700); margin-bottom:16px; }

section{ padding: 110px 0; position:relative; }
@media (max-width: 768px){ section{ padding: 74px 0; } }

/* ============================================================
   NOSOTROS
   ============================================================ */
.about-media{ position:relative; border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-mid); }
.about-media img{ width:100%; height:100%; object-fit:cover; aspect-ratio: 5/6; filter:grayscale(15%); }
.about-media-badge{
  position:absolute; bottom:24px; left:24px; background: rgba(20,20,20,.88); backdrop-filter:blur(10px);
  color:var(--c-white); padding:16px 22px; border-radius: var(--radius-md); display:flex; flex-direction:column; gap:2px;
}
.about-media-badge strong{ font-family:var(--font-display); font-size:1.6rem; font-weight:900; }
.about-media-badge span{ font-size:.78rem; color: var(--c-gray-300); }

.about-highlights{ display:flex; flex-direction:column; gap:22px; margin-top:32px; }
.about-highlight{ display:flex; gap:18px; align-items:flex-start; }
.about-highlight i{
  flex:none; width:52px; height:52px; border-radius: var(--radius-sm); background: var(--c-gray-100);
  display:flex; align-items:center; justify-content:center; color: var(--c-ink); font-size:1.2rem;
}
.about-highlight h3{ font-size:1.08rem; margin-bottom:4px; color:var(--c-ink); }
.about-highlight p{ color:var(--c-gray-700); font-size:.96rem; line-height:1.55; }

/* ============================================================
   DIFERENCIALES (fondo oscuro)
   ============================================================ */
.section-diferenciales{ background: var(--c-black); color:var(--c-white); }
.dif-card{
  background: rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.09); border-radius: var(--radius-md);
  padding: 34px 26px; height:100%; transition: transform .4s var(--ease), background .4s var(--ease), border-color .4s var(--ease);
}
.dif-card:hover{ transform: translateY(-8px); background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.2); }
.dif-icon{
  width:56px; height:56px; border-radius:50%; background: var(--aluminum); color:var(--c-ink);
  display:flex; align-items:center; justify-content:center; font-size:1.35rem; margin-bottom:20px;
}
.dif-card h3{ font-size:1.15rem; color:var(--c-white); margin-bottom:10px; }
.dif-card p{ color: var(--c-gray-400); font-size:.94rem; line-height:1.6; }

.quality-card{
  border-left:2px solid var(--c-gray-700); padding: 6px 0 6px 22px; height:100%;
}
.quality-card i{ font-size:1.5rem; color:var(--c-gray-300); margin-bottom:14px; display:block; }
.quality-card h3{ color:var(--c-white); font-size:1.1rem; margin-bottom:8px; }
.quality-card p{ color:var(--c-gray-400); font-size:.94rem; line-height:1.6; }

/* ============================================================
   LINEAS
   ============================================================ */
.lineas-tabs{ display:flex; justify-content:center; gap:12px; margin-bottom:48px; flex-wrap:wrap; }
.tab-btn{
  font-family: var(--font-display); font-weight:700; padding:12px 28px; border-radius:100px;
  border:1.5px solid var(--c-gray-200); background:var(--c-white); color:var(--c-gray-700);
  transition: all .3s var(--ease);
}
.tab-btn.active, .tab-btn:hover{ background: var(--c-ink); color:var(--c-white); border-color:var(--c-ink); }
.tab-panel{ display:none; }
.tab-panel.active{ display:block; animation: fadeInPanel .5s var(--ease); }
@keyframes fadeInPanel{ from{opacity:0; transform:translateY(10px);} to{opacity:1; transform:none;} }

.linea-card{
  background: var(--c-gray-50); border:1px solid var(--c-gray-200); border-radius: var(--radius-md);
  padding: 30px 24px; height:100%; position:relative; overflow:hidden; transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.linea-card::before{ content:''; position:absolute; top:0; left:0; right:0; height:4px; background: var(--c-gray-300); }
.linea-card.featured::before{ background: var(--aluminum-dark); }
.linea-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-mid); }
.linea-tag{ display:inline-block; font-size:.72rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--c-gray-500); margin-bottom:12px; }
.linea-card.featured .linea-tag{ color: var(--c-ink); }
.linea-card h3{ font-size:1.2rem; margin-bottom:10px; color:var(--c-ink); }
.linea-card p{ color:var(--c-gray-700); font-size:.92rem; line-height:1.55; }

/* ============================================================
   TIPOLOGIAS (fondo oscuro)
   ============================================================ */
.section-tipologias{ background: var(--c-charcoal); }
.tipo-card{
  border-radius: var(--radius-md); overflow:hidden; background: rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease); height:100%;
}
.tipo-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-strong); }
.tipo-card img{ width:100%; aspect-ratio:10/7; object-fit:cover; filter:grayscale(30%); transition: transform .6s var(--ease), filter .5s ease; }
.tipo-card:hover img{ transform: scale(1.06); filter:grayscale(0%); }
.tipo-card-body{ padding:24px; }
.tipo-card-body h3{ color:var(--c-white); font-size:1.15rem; margin-bottom:8px; }
.tipo-card-body p{ color:var(--c-gray-400); font-size:.92rem; line-height:1.55; }

/* ============================================================
   PROCESO
   ============================================================ */
.proceso-track{ display:grid; grid-template-columns: repeat(4,1fr); gap:0; position:relative; }
.proceso-track::before{
  content:''; position:absolute; top:74px; left:12%; right:12%; height:1px; background: var(--c-gray-200); z-index:0;
}
.proceso-step{ position:relative; z-index:1; text-align:center; padding:0 18px; }
.proceso-num{ font-family:var(--font-display); font-weight:900; font-size:.85rem; color:var(--c-gray-400); margin-bottom:10px; letter-spacing:.05em; }
.proceso-icon{
  width:80px; height:80px; border-radius:50%; margin:0 auto 22px; background:var(--c-white); border:1.5px solid var(--c-gray-200);
  display:flex; align-items:center; justify-content:center; font-size:1.7rem; color:var(--c-ink); box-shadow: var(--shadow-soft);
  transition: all .4s var(--ease);
}
.proceso-step:hover .proceso-icon{ background: var(--c-ink); color:var(--c-white); transform: scale(1.08); }
.proceso-step h3{ font-size:1.1rem; margin-bottom:8px; }
.proceso-step p{ color:var(--c-gray-700); font-size:.92rem; line-height:1.55; max-width:26ch; margin:0 auto; }
.proceso-note{
  margin-top:56px; display:flex; align-items:center; justify-content:center; gap:14px; text-align:center;
  background: var(--c-gray-50); border:1px dashed var(--c-gray-300); border-radius:100px; padding:18px 30px; flex-wrap:wrap;
}
.proceso-note i{ font-size:1.3rem; color:var(--c-gray-600); }
.proceso-note p{ color:var(--c-gray-700); font-size:.96rem; }

@media (max-width: 900px){
  .proceso-track{ grid-template-columns: repeat(2,1fr); row-gap:48px; }
  .proceso-track::before{ display:none; }
}

/* ============================================================
   GALERIA (fondo oscuro)
   ============================================================ */
.section-galeria{ background: var(--c-black); }

.gallery-grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap:18px;
}
.gallery-item{
  position:relative; border-radius: var(--radius-md); overflow:hidden; cursor:pointer; margin:0;
  background:#0c0c0c; aspect-ratio:1/1;
  transition: transform .5s var(--ease), opacity .4s ease;
}
.gallery-item.hidden-item{ display:none; }
.gallery-item img{ width:100%; height:100%; object-fit: cover; transition: transform .6s var(--ease), filter .5s ease; filter:grayscale(25%); }
.gallery-item:hover img{ transform:scale(1.08); filter:grayscale(0%); }
.gallery-item figcaption{
  position:absolute; left:0; right:0; bottom:0; padding:16px; font-family:var(--font-display); font-weight:600; font-size:.86rem;
  color:var(--c-white); background: linear-gradient(0deg, rgba(0,0,0,.85), transparent);
  transform: translateY(100%); transition: transform .4s var(--ease);
}
.gallery-item:hover figcaption{ transform:none; }
.gallery-item::after{
  content:'\f00e'; font-family:"Font Awesome 6 Free"; font-weight:900; color:#fff; position:absolute; top:16px; right:16px;
  width:38px; height:38px; border-radius:50%; background:rgba(255,255,255,.15); backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center; opacity:0; transition: opacity .3s ease;
}
.gallery-item:hover::after{ opacity:1; }

@media (max-width: 992px){ .gallery-grid{ grid-template-columns: repeat(3,1fr); } }
@media (max-width: 640px){ .gallery-grid{ grid-template-columns: repeat(2,1fr); gap:10px; } }

/* Botón Ver más */
.gallery-loadmore-wrap{ display:flex; justify-content:center; margin-top:40px; }
.gallery-loadmore{
  font-family:var(--font-display); font-weight:600; font-size:.9rem; padding:14px 34px; border-radius:100px;
  border:1px solid rgba(255,255,255,.2); background:transparent; color:var(--c-white); transition: all .3s var(--ease);
}
.gallery-loadmore:hover{ background:var(--c-white); color:var(--c-ink); border-color:var(--c-white); }
.gallery-loadmore.is-hidden{ display:none; }

/* Lightbox */
.lightbox{
  position:fixed; inset:0; background: rgba(5,5,5,.96); z-index:9999; display:none;
  align-items:center; justify-content:center; padding:20px;
}
.lightbox.active{ display:flex; animation: fadeInPanel .35s ease; }
.lightbox-content{ max-width:min(900px, 92vw); text-align:center; }
.lightbox-content img{ max-height:78vh; margin:0 auto; border-radius: var(--radius-sm); object-fit:contain; width:auto; }
.lightbox-content p{ color:var(--c-gray-300); margin-top:16px; font-family:var(--font-display); }
.lightbox-close{
  position:absolute; top:24px; right:24px; background:rgba(255,255,255,.08); color:#fff; border:none;
  width:46px; height:46px; border-radius:50%; font-size:1.2rem; transition: background .3s ease;
}
.lightbox-close:hover{ background: rgba(255,255,255,.2); }
.lightbox-arrow{
  position:absolute; top:50%; transform:translateY(-50%); background:rgba(255,255,255,.08); color:#fff; border:none;
  width:52px; height:52px; border-radius:50%; font-size:1.2rem; transition: background .3s ease;
}
.lightbox-arrow:hover{ background: rgba(255,255,255,.2); }
.lightbox-prev{ left:24px; } .lightbox-next{ right:24px; }
.lightbox-dots{ display:flex; justify-content:center; gap:8px; margin-top:18px; }
.lightbox-dots span{ width:7px; height:7px; border-radius:50%; background: rgba(255,255,255,.3); transition: background .3s ease; }
.lightbox-dots span.active{ background:#fff; }
@media (max-width:600px){ .lightbox-arrow{ width:40px; height:40px; font-size:1rem; } .lightbox-prev{left:8px;} .lightbox-next{right:8px;} }

/* ============================================================
   GARANTIAS
   ============================================================ */
.garantia-card{
  background: var(--c-gray-50); border-radius: var(--radius-md); padding:28px 24px; height:100%;
  border:1px solid var(--c-gray-200); transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.garantia-card:hover{ transform:translateY(-6px); box-shadow: var(--shadow-soft); }
.garantia-card i{ font-size:1.6rem; color:var(--c-ink); margin-bottom:16px; display:block; }
.garantia-card h3{ font-size:1.05rem; margin-bottom:8px; }
.garantia-card p{ color:var(--c-gray-700); font-size:.9rem; line-height:1.55; }

/* ============================================================
   ZONA
   ============================================================ */
.section-zona{ background: var(--c-ink); }
.zona-list{ list-style:none; padding:0; margin:26px 0; display:flex; flex-direction:column; gap:12px; }
.zona-list li{ color: var(--c-gray-200); font-size:1.02rem; display:flex; align-items:center; gap:12px; }
.zona-list i{ color:#3ddc84; }
.zona-clientes{ display:flex; gap:26px; flex-wrap:wrap; margin-top:10px; }
.zona-clientes div{ display:flex; align-items:center; gap:10px; color:var(--c-gray-300); font-family:var(--font-display); font-weight:600; font-size:.94rem; }
.zona-clientes i{ font-size:1.2rem; color:var(--c-gray-400); }
.zona-map-wrap{ border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-strong); filter: grayscale(45%) contrast(1.05); border:1px solid rgba(255,255,255,.1); }
.zona-map-wrap iframe{ display:block; }

/* ============================================================
   TESTIMONIOS
   ============================================================ */
.testi-card{
  background: var(--c-white); border:1px solid var(--c-gray-200); border-radius: var(--radius-md); padding:32px 26px; height:100%;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
  display:flex; flex-direction:column;
}
.testi-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-mid); }
.testi-stars{ color:#c9a94a; margin-bottom:16px; font-size:.9rem; letter-spacing:2px; }
.testi-card p{ color: var(--c-gray-700); font-size:.98rem; line-height:1.6; font-style:italic; margin-bottom:22px; }
.testi-author strong{ display:block; font-family:var(--font-display); font-size:.98rem; }
.testi-author span{ color:var(--c-gray-500); font-size:.84rem; }
.testi-google-link{
  display:inline-flex; align-items:center; gap:8px;
  margin-top:18px; font-size:.85rem; font-weight:600;
  color: var(--c-gray-700); text-decoration:none;
  transition: color .3s var(--ease);
}
.testi-google-link i{ color:#4285F4; font-size:1rem; }
.testi-google-link:hover{ color:#4285F4; }

/* ============================================================
   FAQ
   ============================================================ */
.faq-item{ border-bottom:1px solid var(--c-gray-200); }
.faq-question{
  width:100%; text-align:left; background:none; border:none; padding:22px 0; font-family:var(--font-display);
  font-weight:600; font-size:1.05rem; color:var(--c-ink); display:flex; justify-content:space-between; align-items:center; gap:14px;
}
.faq-question i{ color:var(--c-gray-400); transition: transform .35s var(--ease); flex:none; }
.faq-question:not(.collapsed) i{ transform: rotate(45deg); color:var(--c-ink); }
.faq-answer p{ color:var(--c-gray-700); line-height:1.65; padding-bottom:22px; font-size:.98rem; }

/* ============================================================
   CTA FINAL
   ============================================================ */
.section-cta-final{
  background: var(--c-black); color:var(--c-white); text-align:center; padding:120px 0;
  position:relative; overflow:hidden;
}
.section-cta-final::before{
  content:''; position:absolute; inset:-40%; background: var(--aluminum); opacity:.05; transform: rotate(-8deg);
}
.section-cta-final h2{ font-size: clamp(1.9rem,3.6vw,2.9rem); max-width:18ch; margin:0 auto 18px; position:relative; }
.section-cta-final p{ color:var(--c-gray-400); max-width:52ch; margin:0 auto 36px; font-size:1.05rem; position:relative; }
.section-cta-final .btn-primary-cta{ position:relative; }

/* ============================================================
   CONTACTO / FORM
   ============================================================ */
.contact-list{ list-style:none; padding:0; margin:28px 0; display:flex; flex-direction:column; gap:22px; }
.contact-list li{ display:flex; align-items:flex-start; gap:16px; }
.contact-list i{ width:46px; height:46px; border-radius:50%; background:var(--c-gray-100); display:flex; align-items:center; justify-content:center; color:var(--c-ink); flex:none; font-size:1.1rem; }
.contact-list strong{ display:block; font-family:var(--font-display); font-size:.86rem; color:var(--c-gray-500); margin-bottom:2px; }
.contact-list a, .contact-list span{ font-size:1.02rem; color:var(--c-ink); font-weight:600; }
.contact-social{ display:flex; gap:12px; margin-top:8px; }
.contact-social a{
  width:44px; height:44px; border-radius:50%; background: var(--c-gray-100); display:flex; align-items:center; justify-content:center;
  color:var(--c-ink); transition: all .3s var(--ease); font-size:1.1rem;
}
.contact-social a:hover{ background: var(--c-ink); color:var(--c-white); transform:translateY(-3px); }

.contact-form{ background: var(--c-gray-50); border:1px solid var(--c-gray-200); border-radius: var(--radius-lg); padding: 38px; }
.contact-form .form-label{ font-family:var(--font-display); font-weight:600; font-size:.88rem; margin-bottom:6px; color:var(--c-gray-700); }
.contact-form .form-control, .contact-form .form-select{
  border-radius: var(--radius-sm); border:1.5px solid var(--c-gray-200); padding:12px 16px; font-family:var(--font-body);
  transition: border-color .3s ease, box-shadow .3s ease;
}
.contact-form .form-control:focus, .contact-form .form-select:focus{
  border-color: var(--c-ink); box-shadow: 0 0 0 3px rgba(20,20,20,.08); outline:none;
}
.form-note{ margin-top:16px; color:var(--c-gray-500); font-size:.84rem; display:flex; align-items:center; gap:8px; }

/* ============================================================
   FOOTER
   ============================================================ */
.main-footer{ background: var(--c-black); color: var(--c-gray-400); padding: 90px 0 30px; }
.footer-logo{ height:40px; width:auto; margin-bottom:20px; filter:brightness(0) invert(1); }
.main-footer p{ font-size:.94rem; line-height:1.65; margin-top:8px; }
.main-footer h4{ color:var(--c-white); font-size:1rem; margin-bottom:20px; }
.footer-links{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:12px; font-size:.92rem; }
.footer-links a{ color:var(--c-gray-400); transition: color .3s ease, padding-left .3s ease; }
.footer-links a:hover{ color:var(--c-white); padding-left:4px; }
.footer-links i{ margin-right:8px; color:var(--c-gray-500); width:16px; }
.main-footer hr{ border-color: rgba(255,255,255,.1); margin: 50px 0 24px; }
.footer-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:.84rem; color:var(--c-gray-500); }
.footer-bottom a{ color:var(--c-gray-300); font-weight:600; }
.footer-bottom a:hover{ color:var(--c-white); }

/* ============================================================
   WHATSAPP FLOTANTE + BACK TO TOP
   ============================================================ */
.wsp-float{
  position:fixed; bottom:26px; right:26px; z-index:900; width:62px; height:62px; border-radius:50%;
  background:#1c1c1c; color:#3ddc84; display:flex; align-items:center; justify-content:center; font-size:1.9rem;
  box-shadow: var(--shadow-mid); transition: transform .3s var(--ease);
}
.wsp-float:hover{ transform: scale(1.08); color:#3ddc84; }
.wsp-ping{
  position:absolute; inset:0; border-radius:50%; border:2px solid #3ddc84; opacity:.7;
  animation: ping 2.2s ease-out infinite;
}
@keyframes ping{ 0%{ transform:scale(1); opacity:.6;} 100%{ transform:scale(1.6); opacity:0;} }

#backToTop{
  position:fixed; bottom:26px; left:26px; z-index:900; width:48px; height:48px; border-radius:50%;
  background: var(--c-white); border:1px solid var(--c-gray-200); color:var(--c-ink); box-shadow: var(--shadow-soft);
  opacity:0; visibility:hidden; transform: translateY(12px); transition: all .35s var(--ease);
}
#backToTop.show{ opacity:1; visibility:visible; transform:none; }
#backToTop:hover{ background: var(--c-ink); color:var(--c-white); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991.98px){
  .navbar-toggler{ display:flex; }
  .nav-menu-wrap{
    position:fixed; top:0; right:0; height:100vh; width:min(340px, 82vw); background: var(--c-white);
    padding: 100px 32px 32px; transform: translateX(100%); transition: transform .45s var(--ease);
    box-shadow: -20px 0 60px rgba(0,0,0,.15); z-index:1050;
  }
  .nav-menu-wrap.open{ transform:none; }
  .nav-menu-wrap .navbar-nav{ flex-direction:column; align-items:flex-start !important; gap:6px; width:100%; }
  .nav-menu-wrap .nav-link{ color:var(--c-ink) !important; width:100%; padding:12px 6px !important; }
  .nav-link::after{ background: var(--c-ink) !important; }
  .btn-nav-cta{ margin-top:16px; width:100%; justify-content:center; }
}

@media (max-width: 575.98px){
  .hero-stats{ gap:28px; }
  .hero-stat .num{ font-size:1.9rem; }
  section{ padding:64px 0; }
  .contact-form{ padding:26px; }
  .wsp-float{ width:54px; height:54px; font-size:1.6rem; bottom:18px; right:18px; }
  #backToTop{ bottom:18px; left:18px; }
}


/* ============ FIX: asegurar altura del hero-bg en mobile mientras carga la imagen ============ */
@media (max-width: 767px){
  .hero-bg{ min-height: 100vh; background: var(--c-black); }
  .hero-bg picture{ min-height: 100vh; }
}