/* ============================================================
   LOTE · COSTA — Paleta institucional
   Azul  : #0A2A5E  (primario)
   Celeste: #2EA7D9 (acento)
   Gris   : #8A94A6 (apoyo)
   ============================================================ */
:root{
  --azul:#0A2A5E;
  --azul-oscuro:#071E45;
  --azul-suave:#123A7A;
  --celeste:#2EA7D9;
  --celeste-claro:#5FC3EC;
  --celeste-oscuro:#1E8AB8;
  --gris:#8A94A6;
  --gris-claro:#F4F6F9;
  --gris-medio:#DDE3EC;
  --texto:#2B3242;
  --blanco:#FFFFFF;
  --radius:16px;
  --shadow:0 18px 50px rgba(10,42,94,.14);
  --shadow-sm:0 6px 20px rgba(10,42,94,.10);
  --grad-azul:linear-gradient(135deg,#0A2A5E 0%,#123A7A 55%,#2EA7D9 130%);
  --grad-celeste:linear-gradient(90deg,#2EA7D9,#5FC3EC);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:86px}
body{
  font-family:'Poppins',system-ui,-apple-system,sans-serif;
  color:var(--texto);
  background:var(--blanco);
  line-height:1.6;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{width:min(1200px,92%);margin-inline:auto}

::selection{background:var(--celeste);color:#fff}

/* ---------- Tipografía ---------- */
h1,h2,h3,h4{color:var(--azul);line-height:1.2;font-weight:700}
h1{font-size:clamp(2.1rem,5vw,3.8rem);font-weight:800;color:#fff}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem)}
h3{font-size:1.2rem}
.text{color:var(--celeste)}
.grad{background:var(--grad-celeste);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{
  display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.18em;
  text-transform:uppercase;color:var(--celeste);margin-bottom:.6rem;
}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.95rem 1.7rem;border-radius:50px;font-weight:600;font-size:.98rem;
  transition:.35s cubic-bezier(.4,0,.2,1);cursor:pointer;border:none;
}
.btn-azul{background:var(--azul);color:#fff;box-shadow:var(--shadow-sm)}
.btn-azul:hover{background:var(--azul-suave);transform:translateY(-3px);box-shadow:var(--shadow)}
.btn-celeste{background:var(--grad-celeste);color:#fff;box-shadow:0 10px 28px rgba(46,167,217,.4)}
.btn-celeste:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(46,167,217,.5)}
.btn-wa{background:#25D366;color:#fff;box-shadow:0 10px 28px rgba(37,211,102,.35)}
.btn-wa:hover{background:#1fb959;transform:translateY(-3px)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.45);backdrop-filter:blur(4px)}
.btn-ghost:hover{background:rgba(255,255,255,.22)}
.btn-ghost-light{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.btn-ghost-light:hover{background:rgba(255,255,255,.24)}
.btn-sm{padding:.65rem 1.2rem;font-size:.88rem}
.btn-block{width:100%;justify-content:center}

/* ---------- Header ---------- */
.header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:.4s;padding:1.1rem 0;
}
.header.scrolled{background:rgba(255,255,255,.97);backdrop-filter:blur(12px);box-shadow:var(--shadow-sm);padding:.7rem 0}
.header.scrolled .brand-text{color:var(--azul)}
.header.scrolled .menu a{color:var(--texto)}
.header.scrolled .menu a.active,.header.scrolled .menu a:hover{color:var(--celeste)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.2rem;color:#fff}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-celeste);color:#fff;font-size:1.1rem;box-shadow:0 6px 18px rgba(46,167,217,.45);
}
.brand-text span{color:var(--celeste)}
.menu ul{display:flex;gap:1.9rem}
.menu a{color:rgba(255,255,255,.9);font-weight:500;font-size:.95rem;position:relative;transition:.3s}
.menu a::after{content:"";position:absolute;left:0;bottom:-6px;height:2.5px;width:0;background:var(--grad-celeste);border-radius:4px;transition:.35s}
.menu a:hover::after,.menu a.active::after{width:100%}
.menu a.active,.menu a:hover{color:var(--celeste-claro)}
.nav-actions{display:flex;align-items:center;gap:.8rem}
.hide-xs{display:inline}
.nav-toggle{display:none;background:none;border:none;color:var(--azul);font-size:1.5rem;cursor:pointer}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero-slide{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:0;transform:scale(1.06);transition:opacity 1.2s ease,transform 8s ease;will-change:transform;
}
.hero-slide.active{opacity:1;transform:scale(1)}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(7,30,69,.92) 0%,rgba(10,42,94,.82) 42%,rgba(46,167,217,.38) 100%);
}
.hero-content{position:relative;z-index:2;padding:8rem 0 5rem;max-width:760px}
.hero-tag{
  display:inline-flex;align-items:center;gap:.5rem;padding:.5rem 1.1rem;border-radius:50px;
  background:rgba(46,167,217,.18);border:1px solid rgba(95,195,236,.5);color:#d6effc;font-size:.82rem;font-weight:600;
  letter-spacing:.06em;margin-bottom:1.4rem;backdrop-filter:blur(6px);
}
.hero-tag::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--celeste);box-shadow:0 0 0 4px rgba(46,167,217,.3);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(46,167,217,.3)}50%{box-shadow:0 0 0 8px rgba(46,167,217,0)}}
.hero h1{margin-bottom:1.2rem}
.hero p{color:rgba(255,255,255,.85);font-size:clamp(1rem,2vw,1.15rem);max-width:560px;margin-bottom:2rem}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.6rem}
.hero-points{display:flex;gap:1.6rem;flex-wrap:wrap}
.hero-points li{display:flex;align-items:center;gap:.5rem;color:rgba(255,255,255,.9);font-size:.92rem}
.hero-points i{color:var(--celeste);font-size:1.1rem}

/* ---------- Stats ---------- */
.stats{background:var(--grad-azul);position:relative;margin-top:-1px}
.stats::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:22px 22px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;padding:2.8rem 0;position:relative}
.stat{text-align:center;color:#fff;border-right:1px solid rgba(255,255,255,.14)}
.stat:last-child{border-right:none}
.stat .num{display:block;font-size:2.2rem;font-weight:800;background:var(--grad-celeste);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .num i{font-size:1.9rem}
.stat .label{font-size:.85rem;color:rgba(255,255,255,.75);text-transform:uppercase;letter-spacing:.08em}

/* ---------- Secciones ---------- */
.section{padding:6rem 0}
/* Fondos decorativos para que el glassmorphism se aprecie */
.glass-bg{position:relative;background:linear-gradient(135deg,#eef4fb 0%,var(--gris-claro) 40%,#dcebf6 100%);overflow:hidden}
.glass-bg::before,.glass-bg::after{
  content:"";position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none;z-index:0;
}
.glass-bg::before{width:480px;height:480px;background:var(--celeste);opacity:.28;top:-120px;right:-120px}
.glass-bg::after{width:520px;height:520px;background:var(--azul);opacity:.20;bottom:-160px;left:-140px}
.glass-bg .section-head,.glass-bg .split{position:relative;z-index:1}
.section-head{text-align:center;max-width:680px;margin:0 auto 3.5rem}
.section-head p{color:var(--gris);margin-top:1rem}

/* ---------- Features ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem;position:relative;z-index:1}
.feature{
  background:rgba(255,255,255,0.1);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.45);
  box-shadow:0 8px 32px rgba(10,42,94,.12);
  border-radius:var(--radius);
  padding:2rem 1.6rem;text-align:center;transition:.4s;position:relative;overflow:hidden;
}
.feature::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--grad-celeste);transform:scaleX(0);transform-origin:left;transition:.45s}
.feature:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:rgba(255,255,255,.7)}
.feature:hover::before{transform:scaleX(1)}
.feature-icon{
  width:66px;height:66px;margin:0 auto 1.2rem;border-radius:18px;display:grid;place-items:center;
  background:rgba(255,255,255,.5);color:var(--azul);font-size:1.6rem;transition:.4s;
}
.feature:hover .feature-icon{background:var(--grad-celeste);color:#fff;box-shadow:0 10px 26px rgba(46,167,217,.4);transform:rotate(-6deg) scale(1.05)}
.feature h3{margin-bottom:.5rem}
.feature p{color:var(--gris);font-size:.92rem}

/* ---------- Galería ---------- */
.gallery{background:var(--gris-claro)}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.g-item{position:relative;border-radius:var(--radius);overflow:hidden;cursor:pointer;box-shadow:var(--shadow-sm)}
.g-item img{aspect-ratio:4/3;object-fit:cover;transition:.6s;width:100%}
.g-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,30,69,.65));opacity:0;transition:.4s}
.g-item:hover img{transform:scale(1.08)}
.g-item:hover::after{opacity:1}
.g-item::before{
  content:"\f00e";font-family:"Font Awesome 6 Free";font-weight:900;color:#fff;font-size:1.5rem;
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.4);z-index:2;opacity:0;transition:.4s;
}
.g-item:hover::before{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* ---------- Split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.split-media{position:relative}
.split-media img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%}
.media-badge{
  position:absolute;bottom:-1.1rem;right:-1.1rem;display:flex;align-items:center;gap:.5rem;
  background:var(--azul);color:#fff;padding:.8rem 1.4rem;border-radius:14px;font-weight:600;font-size:.92rem;
  box-shadow:var(--shadow);border:3px solid #fff;
}
.media-badge i{color:var(--celeste)}
.split-text h2{margin-bottom:1rem}
.split-text>p{color:var(--gris);margin-bottom:1.6rem}
.checklist{display:grid;gap:.8rem;margin-bottom:2rem}
.checklist li{display:flex;gap:.7rem;align-items:flex-start}
.checklist i{color:var(--celeste);font-size:1.15rem;margin-top:.2rem}

/* ---------- CTA ---------- */
.cta{
  position:relative;text-align:center;padding:5.5rem 0;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url('../photos/foto-07-interior-arboles.jpg') center/cover fixed;
}
.cta::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(120deg,rgba(7,30,69,.94),rgba(10,42,94,.88) 55%,rgba(46,167,217,.72))}
.cta-inner{max-width:680px;position:relative;z-index:2}
.cta h2{color:#fff;margin-bottom:.8rem}
.cta p{color:rgba(255,255,255,.8);margin-bottom:2rem}
.cta-btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ---------- Contacto ---------- */
.contact-info{display:grid;gap:1.1rem;margin-top:2rem}
.c-info{display:flex;align-items:center;gap:1rem}
.ci-icon{
  width:52px;height:52px;flex-shrink:0;border-radius:14px;display:grid;place-items:center;
  background:var(--gris-claro);color:var(--azul);font-size:1.25rem;
}
.c-info strong{display:block;font-size:.92rem}
.c-info p{color:var(--gris);font-size:.9rem}
.contact-form{
  background:rgba(255,255,255,0.1);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.45);
  box-shadow:0 8px 32px rgba(10,42,94,.12);
  border-radius:var(--radius);
  padding:2.4rem;position:relative;z-index:1;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.85rem;font-weight:600;color:var(--azul);margin-bottom:.4rem}
.field input,.field textarea{
  width:100%;padding:.85rem 1rem;border:1px solid rgba(255,255,255,.5);border-radius:12px;
  font-family:inherit;font-size:.95rem;color:var(--texto);transition:.3s;
  background:rgba(255,255,255,.55);
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--celeste);background:rgba(255,255,255,.9);box-shadow:0 0 0 4px rgba(46,167,217,.18)}
.form-note{margin-top:1rem;text-align:center;font-size:.9rem;color:var(--celeste);font-weight:500;min-height:1.2rem}

/* ---------- Footer ---------- */
.footer{background:var(--azul-oscuro);color:rgba(255,255,255,.75);padding-top:4rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.3fr 1fr;gap:2.5rem;padding-bottom:3rem}
.footer .brand{color:#fff;margin-bottom:1rem}
.f-brand p{font-size:.9rem;max-width:320px}
.footer h4{color:#fff;font-size:1rem;margin-bottom:1.1rem;position:relative;padding-bottom:.6rem}
.footer h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:3px;border-radius:4px;background:var(--grad-celeste)}
.footer li{margin-bottom:.6rem;font-size:.9rem}
.footer .f-col a{transition:.3s}
.footer .f-col a:hover{color:var(--celeste);padding-left:4px}
.socials{display:flex;gap:.7rem}
.socials a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:#fff;transition:.3s;
}
.socials a:hover{background:var(--grad-celeste);transform:translateY(-4px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.4rem 0;text-align:center;font-size:.85rem}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:90;
  width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;
  display:grid;place-items:center;font-size:1.8rem;box-shadow:0 12px 30px rgba(37,211,102,.45);
  transition:.35s;animation:float 3s ease-in-out infinite;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.wa-float:hover{transform:scale(1.12)}

/* ---------- Protección de imágenes ---------- */
img{
  -webkit-user-drag:none;
  -khtml-user-drag:none;
  -moz-user-drag:none;
  user-select:none;
  -webkit-user-select:none;
  -moz-user-select:none;
  -ms-user-select:none;
  -webkit-touch-callout:none;
}
.g-item img,.lightbox img,.split-media img{pointer-events:none}
.g-item{position:relative;cursor:pointer}
.split-media img{position:relative;z-index:0}

/* ---------- Marca de agua sutil ---------- */
.wm{
  position:absolute;bottom:.9rem;left:.9rem;z-index:3;
  display:flex;align-items:center;gap:.45rem;
  font-size:.7rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;
  font-family:'Poppins',system-ui,sans-serif;color:#fff;opacity:.5;
  text-shadow:0 1px 4px rgba(7,30,69,.65),0 0 1px rgba(7,30,69,.5);
  pointer-events:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;
}
.wm i{color:var(--celeste);font-size:.78rem;text-shadow:none}
.lightbox .wm{bottom:1.2rem;left:1.2rem;opacity:.45}

/* ---------- Animaciones reveal ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:none}

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:200;background:rgba(7,30,69,.94);
  display:none;place-items:center;padding:2rem;cursor:zoom-out;
}
.lightbox.open{display:grid;animation:fadeIn .3s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.lightbox img{max-width:92vw;max-height:86vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox-close{
  position:absolute;top:1.4rem;right:1.8rem;background:none;border:none;color:#fff;font-size:2.2rem;cursor:pointer;z-index:2;transition:.3s;
}
.lightbox-close:hover{transform:rotate(90deg);color:var(--celeste)}
.lightbox-nav{
  position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.1);
  border:none;color:#fff;width:52px;height:52px;border-radius:50%;font-size:1.3rem;cursor:pointer;transition:.3s;
}
.lightbox-nav:hover{background:var(--celeste)}
.lightbox-nav.prev{left:1.4rem}.lightbox-nav.next{right:1.4rem}
.lightbox-counter{position:absolute;bottom:1.6rem;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.8);font-size:.9rem;letter-spacing:.1em}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media(max-width:1024px){
  .features{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .split{grid-template-columns:1fr;gap:3rem}
  .split-media{order:-1}
  .media-badge{right:1rem}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:2rem 1rem}
  .stat:nth-child(2){border-right:none}
  .stat{padding:.5rem 0}
}
@media(max-width:768px){
  .hide-xs{display:none}
  .nav-toggle{display:block;color:#fff}
  .header.scrolled .nav-toggle{color:var(--azul)}
  .menu{
    position:fixed;top:0;right:-100%;height:100vh;width:min(320px,80%);
    background:var(--azul-oscuro);flex-direction:column;justify-content:center;
    padding:2rem;transition:right .45s cubic-bezier(.77,0,.18,1);z-index:95;
  }
  .menu.open{right:0}
  .menu ul{flex-direction:column;gap:1.6rem}
  .menu a{font-size:1.2rem;color:#fff}
  .menu a:hover::after,.menu a.active::after{width:100%}
  .menu-close{position:absolute;top:1.4rem;right:1.4rem;background:none;border:none;color:#fff;font-size:1.6rem}
  .hero{min-height:92vh}
  .hero-points{flex-direction:column;gap:1rem}
  .form-row{grid-template-columns:1fr}
  .cta-btns{flex-direction:column;align-items:stretch}
  .cta-btns .btn{justify-content:center}
  .lightbox-nav{width:42px;height:42px;font-size:1rem}
  .lightbox-nav.prev{left:.6rem}.lightbox-nav.next{right:.6rem}
}
@media(max-width:560px){
  .features,.gallery-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:4.5rem 0}
}