/* ============================================================
   Manuel Ríos Reformas — hoja de estilos principal
   Paleta: azul obra (#0d1b2a), naranja señal (#f4a259), agua (#2ec4b6)
   ============================================================ */

:root{
  --navy:#0d1b2a;
  --navy-2:#14263a;
  --navy-3:#1b3350;
  --orange:#f4a259;
  --orange-dark:#e08b3c;
  --aqua:#2ec4b6;
  --wa:#25d366;
  --wa-dark:#1da851;
  --ink:#16202b;
  --body:#4a5765;
  --line:#e4e8ee;
  --bg:#ffffff;
  --bg-alt:#f5f7fa;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 12px 34px rgba(13,27,42,.10);
  --shadow-lg:0 26px 60px rgba(13,27,42,.20);
  --max:1180px;
  --font-title:"Barlow Condensed",'Arial Narrow',system-ui,sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-body);color:var(--body);background:var(--bg);
  font-size:17px;line-height:1.65;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--font-title);color:var(--ink);line-height:1.05;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.6rem,6.2vw,4.6rem);font-weight:800;text-transform:uppercase}
h2{font-size:clamp(2rem,4vw,3.1rem);font-weight:700;text-transform:uppercase}
h3{font-size:1.35rem;font-weight:700}
h4{font-size:1.05rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
p{margin:0 0 1rem}
ul{margin:0;padding:0;list-style:none}

.container{width:min(100% - 2.5rem,var(--max));margin-inline:auto}
.container.narrow{width:min(100% - 2.5rem,820px)}
.section{padding:clamp(4rem,8vw,7rem) 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--navy);color:#c6d2df}
.section-dark h2,.section-dark h3{color:#fff}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--orange);color:var(--navy);padding:.7rem 1.2rem;z-index:999;font-weight:700}
.skip-link:focus{left:.5rem;top:.5rem}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:4px}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.85rem 1.5rem;border-radius:999px;border:2px solid transparent;
  font-weight:700;font-size:.98rem;text-decoration:none;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  line-height:1;white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn-lg{padding:1.1rem 2rem;font-size:1.05rem}
.btn-block{width:100%}
.btn-wa{background:var(--wa);color:#fff;box-shadow:0 10px 26px rgba(37,211,102,.34)}
.btn-wa:hover{background:var(--wa-dark);box-shadow:0 14px 32px rgba(37,211,102,.45)}
.btn-primary{background:var(--orange);color:var(--navy);box-shadow:0 10px 26px rgba(244,162,89,.36)}
.btn-primary:hover{background:var(--orange-dark)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.35);backdrop-filter:blur(4px)}
.btn-ghost:hover{background:#fff;color:var(--navy);border-color:#fff}
.ico-wa{width:20px;height:20px;fill:currentColor;flex:none}

/* ---------- Header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:linear-gradient(180deg,rgba(13,27,42,.85),rgba(13,27,42,0));
  transition:background .3s ease,box-shadow .3s ease,padding .3s ease;padding:.55rem 0;
}
.site-header.is-stuck{background:rgba(13,27,42,.97);box-shadow:0 8px 30px rgba(0,0,0,.28);backdrop-filter:blur(10px)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:#fff}
.brand-mark{display:grid;place-items:center;flex:none}
.brand-text strong{display:block;font-family:var(--font-title);font-size:1.4rem;font-weight:800;letter-spacing:.02em;text-transform:uppercase;color:#fff;line-height:1}
.brand-text small{display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);margin-top:.22rem}

.nav{display:flex;align-items:center;gap:1.5rem}
.nav a{color:#e8eef5;text-decoration:none;font-size:.92rem;font-weight:600;letter-spacing:.02em;position:relative;padding:.25rem 0}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--orange);transition:width .25s ease}
.nav a:not(.btn):hover::after{width:100%}
.nav-cta{padding:.65rem 1.15rem;font-size:.9rem}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:.6rem;cursor:pointer}
.nav-toggle span{width:26px;height:2.5px;background:#fff;border-radius:2px;transition:transform .3s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:9rem 0 0;overflow:hidden;isolation:isolate}
.hero-bg{
  position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(1100px 620px at 78% 8%,rgba(46,196,182,.32),transparent 62%),
    radial-gradient(900px 560px at 8% 92%,rgba(244,162,89,.30),transparent 60%),
    linear-gradient(155deg,#0b1725 0%,#0d1b2a 45%,#132b44 100%);
}
.hero-blocks{
  position:absolute;inset:0;z-index:-1;opacity:.16;
  background-image:
    linear-gradient(rgba(255,255,255,.55) 1.5px,transparent 1.5px),
    linear-gradient(90deg,rgba(255,255,255,.55) 1.5px,transparent 1.5px);
  background-size:120px 60px;background-position:0 0,60px 30px;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 0%,#000 20%,transparent 78%);
  mask-image:radial-gradient(120% 90% at 50% 0%,#000 20%,transparent 78%);
  animation:drift 30s linear infinite;
}
@keyframes drift{to{background-position:120px 0,180px 30px}}
.hero-inner{position:relative;flex:1;display:flex;flex-direction:column;justify-content:center;padding-bottom:3rem;max-width:900px}
.hero h1{color:#fff;margin-bottom:1.1rem;text-shadow:0 4px 30px rgba(0,0,0,.35)}
.hero h1 .hl{color:var(--orange);position:relative}
@media (min-width:900px){.hero h1 .hl{white-space:nowrap}}
.eyebrow{font-family:var(--font-title);letter-spacing:.22em;text-transform:uppercase;font-size:.9rem;font-weight:700;color:var(--aqua);margin:0 0 1rem}
.eyebrow.dark{color:var(--orange-dark)}
.lead{color:#cfdae6;font-size:clamp(1.05rem,1.7vw,1.28rem);max-width:660px;margin-bottom:2rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-bottom:2.2rem}
.hero-badges{display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;color:#b8c6d6;font-size:.93rem;font-weight:500}
.hero-badges li{display:flex;align-items:center;gap:.5rem}
.hero-badges span{color:var(--aqua);font-weight:800}

.hero-stats{position:relative;background:rgba(255,255,255,.06);border-top:1px solid rgba(255,255,255,.12);backdrop-filter:blur(6px)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;padding:1.6rem 0}
.stat{text-align:center}
.stat strong{display:block;font-family:var(--font-title);font-size:clamp(2rem,3.6vw,2.9rem);font-weight:800;color:var(--orange);line-height:1}
.stat span{font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:#a9bacb}

/* ---------- Secciones ---------- */
.section-head{max-width:760px;margin-bottom:3rem}
.section-head.light .section-sub{color:#a9bacb}
.section-sub{font-size:1.08rem}

.grid{display:grid;gap:1.6rem}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.8rem;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;inset:auto 0 0 0;height:4px;background:linear-gradient(90deg,var(--orange),var(--aqua));transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card-ico{width:56px;height:56px;border-radius:14px;background:linear-gradient(140deg,var(--navy),var(--navy-3));display:grid;place-items:center;margin-bottom:1.2rem}
.card-ico svg{width:28px;height:28px;fill:var(--orange)}
.card h3{margin-bottom:.6rem}
.card p{font-size:.98rem;margin-bottom:1rem}
.card-link{font-weight:700;color:var(--navy);text-decoration:none;font-size:.94rem}
.card-link span{display:inline-block;transition:transform .25s ease;color:var(--orange-dark)}
.card-link:hover span{transform:translateX(5px)}

/* ---------- Split (muros / piscinas) ---------- */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.split.reverse .split-media{order:2}
.split-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.split-media img{width:100%;transition:transform .6s ease}
.split-media:hover img{transform:scale(1.04)}
.media-tag{
  position:absolute;left:1rem;bottom:1rem;background:rgba(13,27,42,.9);color:#fff;
  padding:.5rem 1rem;border-radius:999px;font-size:.82rem;font-weight:600;letter-spacing:.02em;
}
.check-list{margin:1.5rem 0 2rem;display:grid;gap:.75rem}
.check-list li{position:relative;padding-left:2rem}
.check-list li::before{
  content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;
  background:var(--aqua) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/12px no-repeat;
}

/* ---------- CTA banda ---------- */
.cta-band{background:linear-gradient(120deg,var(--orange) 0%,#f6b877 100%);padding:3.4rem 0;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(13,27,42,.09) 2px,transparent 2px),linear-gradient(90deg,rgba(13,27,42,.09) 2px,transparent 2px);background-size:100px 50px;background-position:0 0,50px 25px;opacity:.5}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta-inner h2{margin-bottom:.4rem;color:var(--navy)}
.cta-inner p{color:#5b4326;margin:0;font-weight:500;max-width:52ch}

/* ---------- Galería ---------- */
.filters{display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:2rem}
.filter{
  border:1.5px solid var(--line);background:#fff;color:var(--body);
  padding:.6rem 1.3rem;border-radius:999px;font:inherit;font-size:.92rem;font-weight:600;cursor:pointer;
  transition:all .2s ease;
}
.filter:hover{border-color:var(--navy);color:var(--navy)}
.filter.is-active{background:var(--navy);border-color:var(--navy);color:#fff}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.4rem}
.shot{margin:0;position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--navy)}
.shot img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .55s ease,opacity .3s ease}
.shot:hover img{transform:scale(1.07);opacity:.82}
.shot figcaption{
  position:absolute;inset:auto 0 0 0;padding:1.4rem 1.2rem .95rem;
  background:linear-gradient(transparent,rgba(9,18,30,.92));color:#fff;
}
.shot figcaption strong{display:block;font-family:var(--font-title);font-size:1.28rem;text-transform:uppercase;letter-spacing:.01em}
.shot figcaption span{font-size:.85rem;color:#bfd0e0}
.shot.is-hidden{display:none}
.shot-zoom{
  position:absolute;inset:0;width:100%;height:100%;padding:0;margin:0;cursor:zoom-in;
  border:0;background:transparent;-webkit-appearance:none;appearance:none;
}
.shot-zoom:focus-visible{outline:3px solid var(--orange);outline-offset:-3px}
.shot-zoom::after{
  content:"";position:absolute;top:.9rem;right:.9rem;width:38px;height:38px;border-radius:50%;
  background:rgba(13,27,42,.72) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23fff'%3E%3Cpath d='M15.5 14h-.8l-.3-.3a6.5 6.5 0 1 0-.7.7l.3.3v.8l5 5 1.5-1.5-5-5zm-6 0a4.5 4.5 0 1 1 0-9 4.5 4.5 0 0 1 0 9zM10 7H9v2H7v1h2v2h1v-2h2V9h-2V7z'/%3E%3C/svg%3E") center/20px no-repeat;
  opacity:0;transform:scale(.85);transition:opacity .25s ease,transform .25s ease;
}
.shot:hover .shot-zoom::after,.shot-zoom:focus-visible::after{opacity:1;transform:none}

/* Grupos de la galería */
.gallery-group{margin-bottom:3.4rem}
.gallery-group:last-of-type{margin-bottom:0}
.gallery-group.is-hidden{display:none}
.group-head{margin-bottom:1.4rem;padding-left:1rem;border-left:4px solid var(--orange)}
.group-head h3{font-size:clamp(1.4rem,2.4vw,1.85rem);text-transform:uppercase;margin-bottom:.25rem}
.group-head p{margin:0;font-size:.96rem;max-width:70ch}

.gallery-note{margin-top:1.6rem;font-size:.96rem}
.gallery-note a{color:var(--navy);font-weight:700}

/* ---------- Visor de fotos (lightbox) ---------- */
.visually-hidden{
  position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}
.lightbox{
  position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:clamp(1rem,4vw,3rem);
  background:rgba(6,12,20,.93);animation:lb-in .2s ease;
}
.lightbox[hidden]{display:none}
@keyframes lb-in{from{opacity:0}to{opacity:1}}
.lightbox-dialog{position:relative;max-width:min(1100px,100%);width:100%;display:grid;justify-items:center}
.lightbox-img{
  max-width:100%;max-height:78vh;width:auto;border-radius:var(--radius-sm);
  box-shadow:0 24px 60px rgba(0,0,0,.5);background:var(--navy-2);
}
.lightbox-cap{margin:1rem 0 0;text-align:center;color:#fff}
.lightbox-cap strong{
  display:block;font-family:var(--font-title);font-size:1.4rem;text-transform:uppercase;letter-spacing:.01em;
}
.lightbox-cap span{font-size:.9rem;color:#bfd0e0}
.lightbox-btn{
  position:absolute;border:0;background:rgba(255,255,255,.14);color:#fff;cursor:pointer;
  width:46px;height:46px;border-radius:50%;font-size:1.9rem;line-height:1;display:grid;place-items:center;
  transition:background .2s ease,transform .2s ease;
}
.lightbox-btn[hidden]{display:none}
.lightbox-btn:hover{background:rgba(255,255,255,.28)}
.lightbox-btn:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.lightbox-close{top:-58px;right:0}
.lightbox-prev{left:-4px;top:calc(39vh - 23px)}
.lightbox-next{right:-4px;top:calc(39vh - 23px)}
@media (max-width:820px){
  .lightbox-img{max-height:66vh}
  .lightbox-close{top:-52px}
  .lightbox-prev{left:0;top:calc(33vh - 23px)}
  .lightbox-next{right:0;top:calc(33vh - 23px)}
}

/* ---------- Proceso ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.6rem;counter-reset:step}
.step{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:2rem 1.6rem;transition:background .3s ease,transform .3s ease}
.step:hover{background:rgba(255,255,255,.09);transform:translateY(-5px)}
.step-num{font-family:var(--font-title);font-size:2.6rem;font-weight:800;color:var(--orange);line-height:1;display:block;margin-bottom:.6rem;opacity:.85}
.step h3{margin-bottom:.4rem}
.step p{font-size:.95rem;margin:0;color:#b6c5d4}

/* ---------- Zonas ---------- */
.zones{display:flex;flex-wrap:wrap;gap:.7rem}
.zones li{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:999px;
  padding:.55rem 1.15rem;font-size:.93rem;font-weight:600;color:var(--navy);
  transition:all .2s ease;
}
.zones li:hover{background:var(--navy);color:#fff;border-color:var(--navy);transform:translateY(-2px)}
.zones-note{margin-top:1.6rem;font-size:.97rem;font-style:italic}

/* ---------- Opiniones ---------- */
.quote{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2rem 1.8rem;position:relative}
.quote::before{content:"\201C";position:absolute;top:-.1rem;right:1.2rem;font-family:Georgia,serif;font-size:5.5rem;color:var(--orange);opacity:.22;line-height:1}
.stars{color:#f5b731;letter-spacing:.18em;margin-bottom:.8rem;font-size:1.05rem}
.quote p{font-size:1rem;color:var(--ink)}
.quote footer{margin-top:1.1rem;display:flex;flex-direction:column;border-top:1px solid var(--line);padding-top:.9rem}
.quote footer strong{font-family:var(--font-title);font-size:1.15rem;color:var(--navy);text-transform:uppercase}
.quote footer span{font-size:.85rem}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:.8rem}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:0 1.4rem;transition:box-shadow .25s ease,border-color .25s ease}
.faq details[open]{box-shadow:var(--shadow);border-color:transparent}
.faq summary{
  cursor:pointer;list-style:none;padding:1.15rem 2.2rem 1.15rem 0;position:relative;
  font-weight:700;color:var(--navy);font-size:1.03rem;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:1.6rem;font-weight:400;color:var(--orange-dark);transition:transform .25s ease;line-height:1;
}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 0 1.3rem;margin:0;font-size:.98rem}

/* ---------- Contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.contact-list{margin-top:2rem;display:grid;gap:1.2rem}
.contact-list li{display:flex;align-items:center;gap:1rem}
.ci{width:44px;height:44px;flex:none;border-radius:12px;background:rgba(244,162,89,.15);display:grid;place-items:center;color:var(--orange)}
.ci svg{width:21px;height:21px}
.contact-list small{display:block;font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:#8aa0b6}
.contact-list a,.contact-list div>span{color:#fff;font-weight:600;text-decoration:none;font-size:1.06rem}
.contact-list a:hover{color:var(--orange)}

.contact-form{background:#fff;border-radius:var(--radius);padding:2.2rem;box-shadow:var(--shadow-lg)}
.contact-form h3{margin-bottom:.3rem}
.form-hint{font-size:.92rem;margin-bottom:1.6rem}
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--navy);margin-bottom:.4rem}
.field input,.field select,.field textarea{
  width:100%;padding:.85rem 1rem;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  font:inherit;font-size:.98rem;color:var(--ink);background:#fff;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(244,162,89,.18)}
.field textarea{resize:vertical;min-height:110px}
.field.has-error input,.field.has-error select{border-color:#e05a4f;box-shadow:0 0 0 4px rgba(224,90,79,.14)}
.form-legal{font-size:.78rem;color:#8a95a3;margin:.9rem 0 0;text-align:center}

/* ---------- Footer ---------- */
.site-footer{background:#08121e;color:#93a5b8;padding:4rem 0 1.5rem;font-size:.94rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:2.5rem}
.footer-brand{margin-bottom:1rem}
.footer-about{max-width:38ch}
.site-footer h4{color:#fff;margin-bottom:1rem}
.site-footer ul{display:grid;gap:.55rem}
.site-footer a{text-decoration:none;transition:color .2s ease}
.site-footer a:hover{color:var(--orange)}
.footer-bottom{margin-top:3rem;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.85rem}
.footer-bottom p{margin:0}
.footer-bottom a{text-decoration:none}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;right:1.3rem;bottom:1.5rem;z-index:90;
  display:inline-flex;align-items:center;gap:.65rem;
  background:var(--wa);color:#fff;text-decoration:none;font-weight:700;font-size:.95rem;
  padding:.85rem 1.3rem;border-radius:999px;box-shadow:0 14px 34px rgba(37,211,102,.45);
  transition:transform .3s cubic-bezier(.22,1,.36,1),background .25s ease,opacity .3s ease,visibility .3s ease;
  opacity:0;visibility:hidden;transform:translateY(18px) scale(.9);
}
.wa-float.is-shown{opacity:1;visibility:visible;transform:none}
.wa-float svg{width:26px;height:26px;fill:#fff;flex:none}
.wa-float::before{
  content:"";position:absolute;inset:0;border-radius:999px;border:2px solid var(--wa);
  animation:pulse 2.6s ease-out infinite;
}
@keyframes pulse{0%{transform:scale(1);opacity:.7}70%{transform:scale(1.22);opacity:0}100%{opacity:0}}
.wa-float.is-shown:hover{transform:translateY(-3px) scale(1.03);background:var(--wa-dark)}

/* ---------- Barra móvil ---------- */
.mobile-bar{display:none;position:fixed;inset:auto 0 0 0;z-index:95;background:var(--navy);box-shadow:0 -6px 24px rgba(0,0,0,.28)}
.mobile-bar a{
  flex:1;display:flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.95rem 0;color:#fff;text-decoration:none;font-weight:700;font-size:.98rem;
}
.mobile-bar svg{width:20px;height:20px}
.mobile-bar .mb-wa{background:var(--wa)}

/* ---------- Animaciones de entrada ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .split,.contact-grid{grid-template-columns:1fr}
  .split.reverse .split-media{order:0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  html{scroll-padding-top:74px}
  .nav{
    position:fixed;inset:0 0 0 auto;width:min(80vw,320px);
    background:var(--navy);flex-direction:column;align-items:flex-start;justify-content:flex-start;
    padding:6rem 2rem 2rem;gap:1.4rem;transform:translateX(100%);transition:transform .35s cubic-bezier(.22,1,.36,1);
    box-shadow:-14px 0 40px rgba(0,0,0,.35);
  }
  .nav.is-open{transform:none}
  .nav a{font-size:1.1rem}
  .nav-cta{width:100%;justify-content:center;margin-top:.5rem}
  .nav-toggle{display:flex}
  .hero{min-height:auto;padding:7.5rem 0 0}
  .hero-inner{padding-bottom:2.5rem}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:1.4rem}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .mobile-bar{display:flex}
  body{padding-bottom:56px}
  .wa-float{bottom:4.6rem;right:1rem;padding:.8rem}
  .wa-float-label{display:none}
  .footer-bottom{justify-content:center;text-align:center}
}
@media (max-width:520px){
  body{font-size:16px}
  h1{font-size:clamp(2.15rem,9vw,2.8rem)}
  .btn{white-space:normal;text-align:center}
  .btn-lg{font-size:.98rem;padding:1rem 1.2rem}
  .hero-cta .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .contact-form{padding:1.6rem}
  .card{padding:1.7rem 1.4rem}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

@media print{
  .site-header,.wa-float,.mobile-bar,.hero-blocks{display:none!important}
  body{color:#000}
}