/* =========================================================================
   GRUPO VIVE ST — Consultoría y Construcciones
   Hoja de estilos principal
   ========================================================================= */

/* ---------- 1. Tokens ---------- */
:root{
  /* Marca */
  --navy-950:#060f1a;
  --navy-900:#0a1c2e;
  --navy-800:#0d2740;
  --navy-700:#123452;
  --navy-600:#1a4468;
  --navy-500:#245785;

  --gold-700:#a8690f;
  --gold-600:#99660f; /* oscurecido para cumplir contraste AA (4.5:1) como texto sobre blanco */
  --gold-500:#f2a91f;
  --gold-400:#f7bb3f;
  --gold-300:#fbce6f;
  --gold-100:#fdf1dc;

  --white:#ffffff;
  --off-white:#f7f8fa;
  --mist:#eef1f5;
  --gray-200:#dde3ea;
  --gray-300:#c3cdd8;
  --gray-500:#63717f; /* ajustado para cumplir contraste AA (5:1) sobre blanco */
  --gray-600:#4d5d6e;
  --gray-700:#374556;
  --ink:#0e1620;

  --success:#1f9d55;

  /* Tipografía */
  --font-head:'Poppins', 'Segoe UI', Arial, sans-serif;
  --font-body:'Inter', 'Segoe UI', Arial, sans-serif;

  --fs-xs: clamp(0.78rem, 0.75rem + 0.1vw, 0.86rem);
  --fs-sm: clamp(0.88rem, 0.85rem + 0.15vw, 0.98rem);
  --fs-base: clamp(1rem, 0.95rem + 0.2vw, 1.125rem);
  --fs-md: clamp(1.15rem, 1.05rem + 0.4vw, 1.4rem);
  --fs-lg: clamp(1.5rem, 1.3rem + 0.8vw, 2.1rem);
  --fs-xl: clamp(2rem, 1.6rem + 1.6vw, 3.2rem);
  --fs-2xl: clamp(2.6rem, 1.9rem + 2.8vw, 4.6rem);

  --lh-tight: 1.12;
  --lh-snug: 1.3;
  --lh-normal: 1.6;
  --lh-relaxed: 1.75;

  /* Espaciado fluido */
  --sp-3xs: clamp(0.25rem, 0.22rem + 0.1vw, 0.375rem);
  --sp-2xs: clamp(0.5rem, 0.45rem + 0.2vw, 0.625rem);
  --sp-xs: clamp(0.75rem, 0.68rem + 0.3vw, 1rem);
  --sp-sm: clamp(1.1rem, 1rem + 0.4vw, 1.5rem);
  --sp-md: clamp(1.75rem, 1.5rem + 1vw, 2.5rem);
  --sp-lg: clamp(2.5rem, 2rem + 2vw, 4rem);
  --sp-xl: clamp(3.5rem, 2.6rem + 3.5vw, 6.5rem);
  --sp-2xl: clamp(5rem, 3.8rem + 5vw, 9rem);

  --container-w: 1280px;
  --container-pad: clamp(1.25rem, 4vw, 3rem);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 10px rgba(6,15,26,.08);
  --shadow-md: 0 12px 32px rgba(6,15,26,.14);
  --shadow-lg: 0 24px 60px rgba(6,15,26,.24);
  --shadow-gold: 0 14px 34px rgba(242,169,31,.35);

  --ease: cubic-bezier(.4,0,.2,1);
  --dur: .35s;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}
body,h1,h2,h3,h4,p,figure,blockquote,dl,dd,ul,ol{ margin:0; }
ul[class],ol[class]{ list-style:none; padding:0; }
img,picture,svg{ display:block; max-width:100%; height:auto; }
a{ color:inherit; text-decoration:none; overflow-wrap:break-word; word-break:break-word; }
button{ font:inherit; cursor:pointer; }
input,textarea,select,button{ font-family:inherit; font-size:inherit; color:inherit; }
input,textarea,select{ background:none; border:none; }

html,body{ height:100%; }
body{
  font-family:var(--font-body);
  font-size:var(--fs-base);
  line-height:var(--lh-normal);
  color:var(--gray-700);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

:focus-visible{ outline:3px solid var(--gold-500); outline-offset:3px; border-radius:4px; }

h1,h2,h3,h4{
  font-family:var(--font-head);
  color:var(--navy-900);
  line-height:var(--lh-tight);
  font-weight:800;
  letter-spacing:-0.01em;
}
h1{ font-size:var(--fs-2xl); }
h2{ font-size:var(--fs-xl); }
h3{ font-size:var(--fs-md); font-weight:700; }
h4{ font-size:var(--fs-base); font-weight:700; }

p{ max-width:65ch; }
.text-lead{ font-size:var(--fs-md); color:var(--gray-600); line-height:var(--lh-relaxed); }

.on-dark, .on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4{ color:var(--white); }
.on-dark p, .on-dark .text-lead{ color:#c7d2de; }

/* ---------- 3. Layout helpers ---------- */
.container{
  width:min(100% - (var(--container-pad) * 2), var(--container-w));
  margin-inline:auto;
}
.container-wide{
  width:min(100% - (var(--container-pad) * 2), 1440px);
  margin-inline:auto;
}
main{ display:block; }
.section{ padding-block: var(--sp-2xl); position:relative; }
.section-tight{ padding-block: var(--sp-lg); }
.section-navy{ background:var(--navy-900); }
.section-white{ background:var(--white); }
.section-mist{ background:var(--off-white); }

.eyebrow{
  display:inline-flex; align-items:center; gap:.55em;
  font-family:var(--font-head); font-weight:700; font-size:var(--fs-xs);
  letter-spacing:.14em; text-transform:uppercase; color:var(--gold-600);
  margin-bottom:var(--sp-xs);
}
.eyebrow::before{
  content:""; width:22px; height:3px; border-radius:2px; background:var(--gold-500);
}
.on-dark .eyebrow{ color:var(--gold-400); }

.section-head{ max-width:56rem; margin-bottom:var(--sp-lg); }
.section-head.center{ margin-inline:auto; text-align:center; }
.section-head p{ margin-top:var(--sp-xs); }
.section-head.center p{ margin-inline:auto; }

.grid{ display:grid; gap:var(--sp-md); }
.grid-2{ grid-template-columns:repeat(1,1fr); }
.grid-3{ grid-template-columns:repeat(1,1fr); }
.grid-4{ grid-template-columns:repeat(1,1fr); }
@media(min-width:640px){
  .grid-2{ grid-template-columns:repeat(2,1fr); }
  .grid-4{ grid-template-columns:repeat(2,1fr); }
}
@media(min-width:900px){
  .grid-3{ grid-template-columns:repeat(3,1fr); }
}
@media(min-width:1100px){
  .grid-4{ grid-template-columns:repeat(4,1fr); }
}

.split{ display:grid; gap:var(--sp-lg); align-items:center; }
@media(min-width:900px){
  .split{ grid-template-columns:1fr 1fr; gap:var(--sp-xl); }
  .split.reverse .split-media{ order:2; }
  .split.reverse .split-copy{ order:1; }
}

/* ---------- 4. Botones ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.6em;
  font-family:var(--font-head); font-weight:700; font-size:var(--fs-sm);
  padding: 1em 1.7em; border-radius:var(--radius-pill);
  min-height:48px;
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
  white-space:nowrap; border:2px solid transparent;
}
.btn svg{ width:1.15em; height:1.15em; flex:none; }
.btn:hover{ transform:translateY(-2px); }
.btn:active{ transform:translateY(0); }

.btn-gold{ background:var(--gold-500); color:var(--navy-950); box-shadow:var(--shadow-gold); }
.btn-gold:hover{ background:var(--gold-400); box-shadow:0 18px 40px rgba(242,169,31,.42); }

.btn-navy{ background:var(--navy-900); color:var(--white); }
.btn-navy:hover{ background:var(--navy-800); }

.btn-outline{ background:transparent; color:var(--white); border-color:rgba(255,255,255,.5); }
.btn-outline:hover{ border-color:var(--white); background:rgba(255,255,255,.08); }

.btn-outline-dark{ background:transparent; color:var(--navy-900); border-color:var(--navy-900); }
.btn-outline-dark:hover{ background:var(--navy-900); color:var(--white); }

.btn-block{ width:100%; }
.btn-sm{ padding:.75em 1.3em; font-size:var(--fs-xs); min-height:40px; }

/* ---------- 5. Header ---------- */
.site-header{
  position:fixed; inset-inline:0; top:0; z-index:60;
  padding-block:.85rem;
  transition:background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), padding var(--dur) var(--ease);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; gap:var(--sp-md); }
.brand{ display:flex; align-items:center; gap:.65rem; z-index:2; min-width:0; }
.brand img{ height:44px; width:auto; flex:none; transition:height var(--dur) var(--ease); }
.brand-name{ font-family:var(--font-head); font-weight:800; font-size:1.05rem; color:var(--white); line-height:1.05; white-space:nowrap; }
.brand-name span{ display:block; font-family:var(--font-body); font-weight:500; font-size:.62rem; letter-spacing:.08em; text-transform:uppercase; color:var(--gold-400); margin-top:.2em; white-space:nowrap; }

@media(max-width:560px){
  .brand-name span{ display:none; }
  .header-actions .btn{ display:none; }
}
@media(max-width:360px){
  .brand-name{ font-size:.92rem; }
}

.site-header.is-transparent{ background:transparent; }
.site-header.is-solid{ background:rgba(10,28,46,.92); backdrop-filter:blur(10px); box-shadow:0 8px 30px rgba(6,15,26,.25); padding-block:.55rem; }
.site-header.is-solid .brand img{ height:38px; }

.nav-primary{ display:none; }
.nav-primary ul{ display:flex; align-items:center; gap:var(--sp-sm); }
.nav-primary a{
  font-family:var(--font-head); font-weight:600; font-size:.92rem; color:#e7edf3;
  position:relative; padding:.4rem 0;
}
.nav-primary a::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:2px; background:var(--gold-500);
  transition:right var(--dur) var(--ease);
}
.nav-primary a:hover::after, .nav-primary a[aria-current="page"]::after{ right:0; }
.nav-primary a[aria-current="page"]{ color:var(--gold-400); }

.header-actions{ display:flex; align-items:center; gap:var(--sp-sm); }
.header-phone{ display:none; align-items:center; gap:.5em; color:#e7edf3; font-weight:600; font-size:.88rem; }
.header-phone svg{ width:18px; height:18px; color:var(--gold-500); }

.nav-toggle{
  display:inline-flex; flex-direction:column; justify-content:center; gap:5px;
  width:44px; height:44px; align-items:center; background:rgba(255,255,255,.08);
  border-radius:var(--radius-sm); z-index:2; border:1px solid rgba(255,255,255,.14);
}
.nav-toggle span{ width:20px; height:2px; background:var(--white); border-radius:2px; transition:transform var(--dur) var(--ease), opacity var(--dur) var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

@media(min-width:1180px){
  .nav-primary{ display:block; }
  .header-phone{ display:inline-flex; }
  .nav-toggle{ display:none; }
}

.mobile-nav{
  position:fixed; inset:0; z-index:55; background:var(--navy-950);
  display:flex; flex-direction:column; padding: 6.5rem var(--container-pad) var(--sp-lg);
  transform:translateY(-100%); transition:transform .45s var(--ease);
  overflow-y:auto;
}
.mobile-nav.is-open{ transform:translateY(0); }
.mobile-nav ul{ display:flex; flex-direction:column; gap:.3rem; }
.mobile-nav a{
  display:block; font-family:var(--font-head); font-size:1.5rem; font-weight:700; color:var(--white);
  padding:.7rem 0; border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-nav a[aria-current="page"]{ color:var(--gold-400); }
.mobile-nav .mobile-cta{ margin-top:var(--sp-lg); display:flex; flex-direction:column; gap:.75rem; }
.mobile-nav .mobile-contact{ margin-top:var(--sp-md); color:#c7d2de; font-size:.92rem; line-height:1.9; overflow-wrap:break-word; word-break:break-word; }
.mobile-nav .mobile-contact a{ color:var(--gold-400); font-weight:600; overflow-wrap:break-word; word-break:break-word; }
body.nav-locked{ overflow:hidden; }

/* ---------- 6. Hero ---------- */
.hero{
  position:relative; color:var(--white); background:var(--navy-950);
  padding-top: clamp(8.5rem, 7rem + 6vw, 11.5rem);
  padding-bottom: var(--sp-2xl);
  overflow:hidden;
  isolation:isolate;
}
.hero::before{
  content:""; position:absolute; inset:0; z-index:-2;
  background:
    radial-gradient(ellipse at 18% 12%, rgba(242,169,31,.16), transparent 45%),
    linear-gradient(150deg, var(--navy-950) 0%, var(--navy-900) 45%, var(--navy-800) 100%);
}
.hero .hero-bg-photo{
  position:absolute; inset:0; z-index:-3; opacity:.28; filter:saturate(0.85);
}
.hero .hero-bg-photo img{ width:100%; height:100%; object-fit:cover; }
.hero .hero-bg-photo::after{
  content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(6,15,26,.35), var(--navy-950) 96%);
}
.hero-grid{ display:grid; gap:var(--sp-lg); }
@media(min-width:960px){ .hero-grid{ grid-template-columns: 1.1fr .9fr; align-items:center; } }

.hero-kicker{
  display:inline-flex; align-items:center; gap:.6em; padding:.5em 1.1em .5em .7em;
  background:rgba(242,169,31,.12); border:1px solid rgba(242,169,31,.4); color:var(--gold-300);
  border-radius:var(--radius-pill); font-family:var(--font-head); font-weight:600; font-size:var(--fs-xs);
  letter-spacing:.05em; margin-bottom:var(--sp-md);
}
.hero-kicker .dot{ width:8px; height:8px; border-radius:50%; background:var(--gold-500); box-shadow:0 0 0 4px rgba(242,169,31,.25); }

.hero h1{ color:var(--white); font-size:clamp(2rem, 1.5rem + 2vw, 3.1rem); line-height:1.18; max-width:20ch; text-wrap:balance; }
.hero h1 em{ font-style:normal; color:var(--gold-400); }
.hero .text-lead{ margin-top:var(--sp-sm); max-width:42rem; color:#cdd8e3; }
.hero-cta{ display:flex; flex-wrap:wrap; gap:1rem; margin-top:var(--sp-lg); }

.hero-badges{
  margin-top:var(--sp-xl); display:flex; flex-wrap:wrap; gap:var(--sp-md) var(--sp-lg);
  padding-top:var(--sp-md); border-top:1px solid rgba(255,255,255,.14);
}
.hero-badge{ display:flex; align-items:center; gap:.65rem; }
.hero-badge svg{ width:26px; height:26px; color:var(--gold-400); flex:none; }
.hero-badge strong{ display:block; font-family:var(--font-head); font-size:.86rem; color:var(--white); }
.hero-badge span{ display:block; font-size:.74rem; color:#a9b8c8; }

.hero-panel{
  background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-lg); padding:var(--sp-md); backdrop-filter:blur(6px);
  box-shadow:var(--shadow-lg);
}
.hero-panel img{ border-radius:var(--radius-md); width:100%; aspect-ratio:4/3; object-fit:cover; }
.hero-panel-caption{ display:flex; align-items:center; justify-content:space-between; gap:1rem; margin-top:var(--sp-sm); }
.hero-panel-caption strong{ display:block; font-family:var(--font-head); color:var(--white); font-size:.95rem; }
.hero-panel-caption span{ display:block; margin-top:.2em; font-size:.78rem; color:#a9b8c8; }

/* Page (interior) header banner, más corto que el hero de inicio */
.page-hero{
  position:relative; color:var(--white); background:var(--navy-950);
  padding-top:clamp(8rem, 7rem + 4vw, 10rem); padding-bottom:var(--sp-xl);
  overflow:hidden; isolation:isolate;
}
.page-hero::before{
  content:""; position:absolute; inset:0; z-index:-2;
  background:linear-gradient(140deg, var(--navy-950) 10%, var(--navy-800) 100%);
}
.page-hero .hero-bg-photo{ position:absolute; inset:0; z-index:-3; opacity:.22; }
.page-hero .hero-bg-photo img{ width:100%; height:100%; object-fit:cover; }
.page-hero .hero-bg-photo::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(6,15,26,.2), var(--navy-950) 92%); }
.page-hero .breadcrumb{ font-size:var(--fs-xs); color:var(--gold-300); font-weight:600; letter-spacing:.05em; text-transform:uppercase; margin-bottom:var(--sp-sm); display:flex; gap:.5em; align-items:center;}
.page-hero .breadcrumb a{ color:#c7d2de; }
.page-hero .breadcrumb a:hover{ color:var(--white); }
.page-hero h1{ color:var(--white); max-width:44rem; }
.page-hero .text-lead{ max-width:46rem; margin-top:var(--sp-sm); }


/* ---------- 7. Tarjetas de servicio ---------- */
.service-card{
  background:var(--white); border-radius:var(--radius-md); padding:var(--sp-md);
  box-shadow:var(--shadow-sm); border:1px solid var(--gray-200);
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
  height:100%; display:flex; flex-direction:column;
}
.service-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); border-color:var(--gold-300); }
.service-card .icon-badge{ margin-bottom:var(--sp-sm); }
.service-card h3{ margin-bottom:.5rem; }
.service-card p{ font-size:var(--fs-sm); color:var(--gray-600); flex:1; }
.service-card .card-link{
  margin-top:var(--sp-sm); display:inline-flex; align-items:center; gap:.4em;
  font-family:var(--font-head); font-weight:700; font-size:var(--fs-xs); color:var(--navy-800);
  letter-spacing:.02em; text-transform:uppercase;
}
.service-card .card-link svg{ width:16px; height:16px; transition:transform var(--dur) var(--ease); }
.service-card:hover .card-link svg{ transform:translateX(4px); }
.service-card .card-num{
  font-family:var(--font-head); font-weight:800; font-size:.75rem; color:var(--gold-600);
  letter-spacing:.08em;
}

.icon-badge{
  display:inline-flex; align-items:center; justify-content:center;
  width:56px; height:56px; border-radius:16px;
  background:linear-gradient(150deg, var(--navy-900), var(--navy-700));
  color:var(--gold-400);
}
.icon-badge svg{ width:28px; height:28px; }
.icon-badge.gold{ background:linear-gradient(150deg, var(--gold-500), var(--gold-600)); color:var(--navy-950); }

/* ---------- 8. Trust / stats ---------- */
.trust-strip{
  background:var(--white); border-top:1px solid var(--gray-200); border-bottom:1px solid var(--gray-200);
}
.trust-strip .container{
  display:flex; flex-wrap:wrap; gap:var(--sp-lg); justify-content:space-between; align-items:center;
  padding-block:var(--sp-md);
}
.trust-item{ display:flex; align-items:center; gap:.8rem; }
.trust-item svg{ width:34px; height:34px; color:var(--navy-800); flex:none; }
.trust-item strong{ display:block; font-family:var(--font-head); font-size:.92rem; color:var(--navy-900); }
.trust-item span{ display:block; font-size:.76rem; color:var(--gray-500); }

.cert-card{
  background:var(--navy-800); border-radius:var(--radius-md); padding:var(--sp-md);
  border:1px solid rgba(255,255,255,.08); height:100%;
}
.cert-card .icon-badge{ margin-bottom:var(--sp-sm); }
.cert-card h4{ color:var(--white); margin-bottom:.4rem; }
.cert-card p{ color:#b9c6d4; font-size:var(--fs-sm); }
.cert-card .cert-code{ font-family:var(--font-head); font-weight:800; color:var(--gold-400); font-size:.78rem; letter-spacing:.08em; margin-bottom:.5rem; display:block; }

/* ---------- 9. Valores / diferenciales ---------- */
.value-row{ display:flex; gap:var(--sp-sm); align-items:flex-start; padding-block:var(--sp-sm); border-bottom:1px solid var(--gray-200); }
.value-row:last-child{ border-bottom:none; }
.value-row .icon-badge{ width:46px; height:46px; border-radius:12px; flex:none; }
.value-row .icon-badge svg{ width:22px; height:22px; }
.value-row h4{ margin-bottom:.25rem; }
.value-row p{ font-size:var(--fs-sm); color:var(--gray-600); margin:0; }

/* ---------- 10. Carrusel ---------- */
.carousel{ position:relative; }
.carousel-viewport{ overflow:hidden; border-radius:var(--radius-lg); }
.carousel-track{
  display:flex; will-change:transform; transition:transform .6s var(--ease);
}
.carousel-slide{ flex:0 0 100%; position:relative; }
.carousel-slide img{ width:100%; aspect-ratio:16/10; object-fit:cover; }
.carousel-caption{
  position:absolute; left:0; right:0; bottom:0; padding:var(--sp-lg) var(--sp-lg) var(--sp-md);
  background:linear-gradient(0deg, rgba(6,15,26,.88), transparent);
  color:var(--white);
}
.carousel-caption .tag{
  display:inline-block; background:var(--gold-500); color:var(--navy-950); font-family:var(--font-head);
  font-weight:700; font-size:.7rem; letter-spacing:.06em; text-transform:uppercase;
  padding:.3em .8em; border-radius:var(--radius-pill); margin-bottom:.6rem;
}
.carousel-caption h3{ color:var(--white); font-size:var(--fs-md); }
.carousel-nav{ display:flex; align-items:center; justify-content:space-between; gap:var(--sp-sm); margin-top:var(--sp-md); }
.carousel-dots{ display:flex; gap:.5rem; }
.carousel-dots button{
  width:10px; height:10px; border-radius:50%; background:var(--gray-300); transition:background var(--dur), transform var(--dur);
}
.carousel-dots button[aria-current="true"]{ background:var(--gold-500); transform:scale(1.25); }
.carousel-arrows{ display:flex; gap:.6rem; }
.carousel-arrow{
  width:46px; height:46px; border-radius:50%; background:var(--white); border:1px solid var(--gray-200);
  display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-sm);
  transition:background var(--dur), transform var(--dur);
}
.carousel-arrow:hover{ background:var(--gold-500); transform:translateY(-2px); }
.carousel-arrow svg{ width:20px; height:20px; color:var(--navy-900); }
.section-navy .carousel-arrow{ background:rgba(255,255,255,.08); border-color:rgba(255,255,255,.18); }
.section-navy .carousel-arrow svg{ color:var(--white); }
.section-navy .carousel-arrow:hover{ background:var(--gold-500); }
.section-navy .carousel-arrow:hover svg{ color:var(--navy-950); }

/* ---------- 11. Galería / proyectos ---------- */
.filter-bar{ display:flex; flex-wrap:wrap; gap:.6rem; margin-bottom:var(--sp-lg); }
.filter-btn{
  padding:.55em 1.2em; border-radius:var(--radius-pill); border:1px solid var(--gray-300);
  font-family:var(--font-head); font-weight:600; font-size:var(--fs-xs); color:var(--gray-600);
  transition:all var(--dur) var(--ease); background:var(--white);
}
.filter-btn:hover{ border-color:var(--navy-700); color:var(--navy-800); }
.filter-btn[aria-pressed="true"]{ background:var(--navy-900); border-color:var(--navy-900); color:var(--white); }

.gallery-grid{
  display:grid; grid-template-columns:repeat(2,1fr); gap:var(--sp-sm);
}
@media(min-width:700px){ .gallery-grid{ grid-template-columns:repeat(3,1fr); gap:var(--sp-md); } }
@media(min-width:1100px){ .gallery-grid{ grid-template-columns:repeat(4,1fr); } }

.gallery-item{
  position:relative; border-radius:var(--radius-md); overflow:hidden; cursor:zoom-in;
  aspect-ratio:4/5; background:var(--gray-200);
}
.gallery-item:nth-child(4n+2){ aspect-ratio:4/4.6; }
.gallery-item:nth-child(4n+3){ aspect-ratio:4/5.4; }
.gallery-item img{ width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease); }
.gallery-item:hover img{ transform:scale(1.08); }
.gallery-item .gallery-overlay{
  position:absolute; inset:0; background:linear-gradient(0deg, rgba(6,15,26,.85), rgba(6,15,26,0) 55%);
  display:flex; align-items:flex-end; padding:var(--sp-sm); opacity:0; transition:opacity var(--dur) var(--ease);
}
.gallery-item:hover .gallery-overlay, .gallery-item:focus-within .gallery-overlay{ opacity:1; }
.gallery-overlay .tag{ font-family:var(--font-head); font-weight:700; font-size:.68rem; text-transform:uppercase; letter-spacing:.05em; color:var(--gold-400); display:block; margin-bottom:.25rem; }
.gallery-overlay strong{ color:var(--white); font-family:var(--font-head); font-size:.92rem; }
.gallery-item[hidden]{ display:none; }

.lightbox{
  position:fixed; inset:0; z-index:90; background:rgba(6,10,16,.94);
  display:flex; align-items:center; justify-content:center; padding:var(--sp-md);
  opacity:0; visibility:hidden; transition:opacity var(--dur) var(--ease);
}
.lightbox.is-open{ opacity:1; visibility:visible; }
.lightbox img{ max-width:min(94vw,1100px); max-height:82vh; border-radius:var(--radius-sm); box-shadow:var(--shadow-lg); }
.lightbox-caption{ position:absolute; bottom:var(--sp-lg); left:0; right:0; text-align:center; color:#dbe4ee; font-size:var(--fs-sm); }
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute; width:48px; height:48px; border-radius:50%; background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2); display:flex; align-items:center; justify-content:center; color:var(--white);
  transition:background var(--dur);
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ background:var(--gold-500); color:var(--navy-950); }
.lightbox-close{ top:var(--sp-md); right:var(--sp-md); }
.lightbox-prev{ left:var(--sp-md); top:50%; transform:translateY(-50%); }
.lightbox-next{ right:var(--sp-md); top:50%; transform:translateY(-50%); }
.lightbox-prev svg, .lightbox-next svg, .lightbox-close svg{ width:22px; height:22px; }

/* ---------- 12. Acordeón FAQ ---------- */
.accordion{ display:flex; flex-direction:column; gap:.75rem; }
.accordion-item{ border:1px solid var(--gray-200); border-radius:var(--radius-md); overflow:hidden; background:var(--white); }
.accordion-trigger{
  width:100%; display:flex; align-items:center; justify-content:space-between; gap:1rem;
  padding:1.1rem 1.4rem; text-align:left; font-family:var(--font-head); font-weight:700; color:var(--navy-900);
  background:var(--white);
}
.accordion-trigger .plus{
  width:28px; height:28px; border-radius:50%; background:var(--off-white); flex:none;
  display:flex; align-items:center; justify-content:center; position:relative; transition:background var(--dur), transform var(--dur);
}
.accordion-trigger .plus::before, .accordion-trigger .plus::after{
  content:""; position:absolute; background:var(--navy-800); transition:transform var(--dur), opacity var(--dur);
}
.accordion-trigger .plus::before{ width:12px; height:2px; }
.accordion-trigger .plus::after{ width:2px; height:12px; }
.accordion-trigger[aria-expanded="true"] .plus{ background:var(--gold-500); transform:rotate(180deg); }
.accordion-trigger[aria-expanded="true"] .plus::after{ opacity:0; }
.accordion-panel{ max-height:0; overflow:hidden; transition:max-height .4s var(--ease); }
.accordion-panel-inner{ padding:0 1.4rem 1.3rem; color:var(--gray-600); font-size:var(--fs-sm); }

/* ---------- 13. Formulario de contacto ---------- */
.form-card{ background:var(--white); border-radius:var(--radius-lg); padding:var(--sp-lg); box-shadow:var(--shadow-md); border:1px solid var(--gray-200); }
.form-row{ display:grid; gap:var(--sp-sm); margin-bottom:var(--sp-sm); }
@media(min-width:600px){ .form-row.cols-2{ grid-template-columns:1fr 1fr; } }
.field label{ display:block; font-family:var(--font-head); font-weight:600; font-size:var(--fs-xs); color:var(--navy-800); margin-bottom:.45rem; text-transform:uppercase; letter-spacing:.04em; }
.field input, .field select, .field textarea{
  width:100%; border:1.5px solid var(--gray-300); border-radius:var(--radius-sm); padding:.85em 1em;
  transition:border-color var(--dur); background:var(--off-white);
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--gold-500); background:var(--white); }
.field textarea{ min-height:130px; resize:vertical; }
.field-hint{ font-size:var(--fs-xs); color:var(--gray-500); margin-top:.5rem; }
.form-foot{ display:flex; flex-wrap:wrap; align-items:center; gap:1rem; margin-top:var(--sp-sm); justify-content:space-between; }
.form-alt-contact{ font-size:var(--fs-sm); color:var(--gray-600); }
.form-alt-contact a{ color:var(--navy-800); font-weight:700; }

/* ---------- 14. Info cards (contacto) ---------- */
.info-card{
  display:flex; gap:1.1rem; align-items:center; background:var(--white); border:1px solid var(--gray-200);
  border-radius:var(--radius-md); padding:var(--sp-md); box-shadow:var(--shadow-sm);
  transition:box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.info-card:hover{ box-shadow:var(--shadow-md); border-color:var(--gray-300); transform:translateY(-2px); }
.info-card .icon-badge{ flex:none; }
.info-card h4{ margin-bottom:.4rem; }
.info-card p, .info-card a{ font-size:var(--fs-sm); color:var(--gray-600); line-height:var(--lh-relaxed); overflow-wrap:anywhere; }
.info-card a:hover{ color:var(--navy-800); }
.contact-info-grid{ gap:var(--sp-md); }

.legal-note{
  display:flex; align-items:center; justify-content:center; gap:.55em; flex-wrap:wrap;
  margin-top:var(--sp-lg); text-align:center;
  font-family:var(--font-head); font-size:var(--fs-xs); font-weight:600; letter-spacing:.03em; color:var(--gray-500);
}
.legal-note svg{ width:16px; height:16px; color:var(--gold-600); flex:none; }

.map-frame{ border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-md); border:1px solid var(--gray-200); }
.map-frame iframe{ width:100%; height:100%; min-height:340px; display:block; border:0; }

/* ---------- 15. CTA banda ---------- */
.cta-band{
  background:linear-gradient(120deg, var(--gold-400), var(--gold-600));
  border-radius:var(--radius-lg); padding:var(--sp-lg); position:relative; overflow:hidden;
  display:grid; gap:var(--sp-md); align-items:center; text-align:center;
}
.cta-band::before{
  content:""; position:absolute; inset:0; opacity:.15; mix-blend-mode:overlay;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cpath d='M0 70h140M70 0v140' stroke='%23000' stroke-width='1'/%3E%3C/svg%3E");
}
.cta-band h2, .cta-band p{ color:var(--navy-950); position:relative; }
.cta-band .text-lead{ color:var(--navy-800); }
.cta-band .hero-cta{ justify-content:center; position:relative; }
@media(min-width:900px){
  .cta-band{ text-align:left; grid-template-columns:1fr auto; padding:var(--sp-xl); }
  .cta-band .hero-cta{ justify-content:flex-end; }
}

/* ---------- 16. Timeline / proceso ---------- */
.process-list{ display:grid; gap:var(--sp-md); counter-reset:step; }
@media(min-width:900px){ .process-list{ grid-template-columns:repeat(4,1fr); } }
.process-step{ position:relative; padding-top:var(--sp-md); }
.process-step::before{
  counter-increment:step; content:counter(step,decimal-leading-zero);
  font-family:var(--font-head); font-weight:800; font-size:2.2rem; color:var(--gold-500);
  display:block; margin-bottom:.5rem;
}
.process-step h4{ margin-bottom:.4rem; }
.process-step p{ font-size:var(--fs-sm); color:var(--gray-600); }
.process-step:not(:last-child)::after{
  content:""; position:absolute; top:1.5rem; left:calc(100% - 1.2rem); width:calc(var(--sp-md) + 1rem); height:2px;
  background:repeating-linear-gradient(90deg, var(--gray-300) 0 6px, transparent 6px 12px); display:none;
}
@media(min-width:900px){ .process-step:not(:last-child)::after{ display:block; } }

/* ---------- 17. Footer ---------- */
.site-footer{ background:var(--navy-950); color:#c7d2de; padding-block:var(--sp-xl) var(--sp-md); }
.footer-top{ display:grid; gap:var(--sp-lg); padding-bottom:var(--sp-lg); border-bottom:1px solid rgba(255,255,255,.1); }
@media(min-width:900px){ .footer-top{ grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:var(--sp-xl); } }
.footer-brand img{ height:48px; margin-bottom:var(--sp-sm); }
.footer-brand p{ font-size:var(--fs-sm); color:#a9b8c8; max-width:32ch; }
.footer-social{ display:flex; gap:.7rem; margin-top:var(--sp-sm); }
.footer-social a{
  width:38px; height:38px; border-radius:50%; background:rgba(255,255,255,.08); display:flex; align-items:center; justify-content:center;
  transition:background var(--dur);
}
.footer-social a:hover{ background:var(--gold-500); color:var(--navy-950); }
.footer-social svg{ width:18px; height:18px; }
.footer-col h4{ color:var(--white); font-size:.82rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:var(--sp-sm); }
.footer-col ul{ display:flex; flex-direction:column; gap:.6rem; }
.footer-col a{ font-size:var(--fs-sm); color:#a9b8c8; transition:color var(--dur); }
.footer-col a:hover{ color:var(--gold-400); }
.footer-contact li{ display:flex; gap:.6rem; align-items:flex-start; font-size:var(--fs-sm); color:#a9b8c8; }
.footer-contact svg{ width:18px; height:18px; color:var(--gold-500); flex:none; margin-top:.15em; }
.footer-bottom{ display:flex; flex-wrap:wrap; gap:1rem; justify-content:space-between; padding-top:var(--sp-md); font-size:var(--fs-xs); color:#7f92a6; }
.footer-bottom a{ color:#a9b8c8; }
.footer-bottom a:hover{ color:var(--gold-400); }
.footer-badges{ display:flex; flex-wrap:wrap; gap:.5rem; margin-top:var(--sp-sm); }
.footer-badges span{
  font-family:var(--font-head); font-size:.66rem; font-weight:700; letter-spacing:.04em; color:var(--gold-300);
  border:1px solid rgba(242,169,31,.35); border-radius:var(--radius-pill); padding:.3em .8em;
}

/* ---------- 18. Botón flotante WhatsApp ---------- */
.whatsapp-float{
  position:fixed; right:clamp(1rem,3vw,2rem); bottom:clamp(1rem,3vw,2rem); z-index:70;
  width:60px; height:60px; border-radius:50%; background:#25D366; color:var(--white);
  display:flex; align-items:center; justify-content:center; box-shadow:0 12px 30px rgba(37,211,102,.45);
  transition:transform var(--dur) var(--ease);
}
.whatsapp-float:hover{ transform:scale(1.08); }
.whatsapp-float svg{ width:30px; height:30px; }
.whatsapp-float .ping{
  position:absolute; inset:0; border-radius:50%; background:#25D366; opacity:.6;
  animation:ping 2.4s cubic-bezier(0,0,.2,1) infinite;
}
@keyframes ping{ 0%{ transform:scale(1); opacity:.55; } 100%{ transform:scale(1.7); opacity:0; } }
@media (prefers-reduced-motion: reduce){ .whatsapp-float .ping{ animation:none; display:none; } }

/* ---------- 19. Reveal on scroll ----------
   Importante: el contenido es VISIBLE POR DEFECTO. El estado oculto solo se
   activa cuando JS confirma (clase .js-reveal en <html>) que va a animarlo.
   Así, si JavaScript no carga o falla, nada queda invisible. */
[data-reveal]{ opacity:1; transform:none; }
.js-reveal [data-reveal]{
  opacity:0; transform:translateY(24px);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.js-reveal [data-reveal].is-visible{ opacity:1; transform:translateY(0); }
[data-reveal-delay="1"]{ transition-delay:.08s; }
[data-reveal-delay="2"]{ transition-delay:.16s; }
[data-reveal-delay="3"]{ transition-delay:.24s; }
[data-reveal-delay="4"]{ transition-delay:.32s; }
@media (prefers-reduced-motion: reduce){
  .js-reveal [data-reveal]{ opacity:1; transform:none; }
}

/* ---------- 20. Utilidades ---------- */
.text-gold{ color:var(--gold-500); }
.text-center{ text-align:center; }
.mt-0{ margin-top:0; }
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
.skip-link{
  position:fixed; top:-60px; left:1rem; background:var(--gold-500); color:var(--navy-950);
  padding:.8em 1.4em; border-radius:var(--radius-sm); font-weight:700; z-index:100; transition:top var(--dur);
}
.skip-link:focus{ top:1rem; }

.tag-list{ display:flex; flex-wrap:wrap; gap:.5rem; margin-top:var(--sp-sm); }
.tag-pill{
  font-family:var(--font-head); font-weight:600; font-size:.76rem; color:var(--navy-800);
  background:var(--gold-100); border:1px solid var(--gold-300); padding:.4em 1em; border-radius:var(--radius-pill);
}
.on-dark .tag-pill{ background:rgba(242,169,31,.12); border-color:rgba(242,169,31,.4); color:var(--gold-300); }

.check-list{ display:flex; flex-direction:column; gap:.75rem; margin-top:var(--sp-sm); }
.check-list li{ display:flex; gap:.7rem; align-items:flex-start; font-size:var(--fs-sm); color:var(--gray-600); }
.check-list svg{ width:20px; height:20px; color:var(--gold-600); flex:none; margin-top:.1em; }
.on-dark .check-list li{ color:#c7d2de; }

.media-frame{ border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-md); position:relative; max-height:min(620px, 72vh); }
.media-frame img{ width:100%; height:100%; object-fit:cover; }
.media-frame.ratio-4-3{ aspect-ratio:4/3; }
.media-frame.ratio-1-1{ aspect-ratio:1/1; }
.media-frame.ratio-3-4{ aspect-ratio:3/4; }

.stack-photos{ position:relative; }
.stack-photos .media-frame:nth-child(2){
  position:absolute; width:52%; bottom:-8%; right:-8%; border:6px solid var(--white); z-index:2;
}
@media(max-width:640px){ .stack-photos .media-frame:nth-child(2){ display:none; } }

.badge-row{ display:flex; flex-wrap:wrap; gap:var(--sp-md); align-items:center; }
.badge-row img{ height:56px; width:auto; opacity:.9; }