/* =========================================================
   C&C RECIDENCIAS — Sistema de diseño
   Derivado de design.md. Rige Home, La Compacta y Casa Insignia.
   ========================================================= */

:root{
  --azul-profundo:#0B1D34;
  --dorado:#C6A66B;
  --dorado-claro:#d8bd8a;
  --marfil:#F6F1E7;
  --piedra:#8C8577;
  --tinta:#1A1A18;

  --serif:"Fraunces", Georgia, "Times New Roman", serif;
  --sans:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --gutter: clamp(20px, 6vw, 96px);
  --section-gap: clamp(72px, 12vh, 140px);
  --maxw: 1240px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--marfil);
  color:var(--tinta);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* ---------- Tipografía ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:400;color:var(--azul-profundo);line-height:1.08;margin:0}
h1{font-size:clamp(2.6rem,6vw,4.6rem);letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem)}
h3{font-size:clamp(1.2rem,2vw,1.5rem)}
p{margin:0 0 1rem}
.lead{font-size:clamp(1.05rem,1.6vw,1.28rem);color:var(--tinta)}

.eyebrow{
  font-family:var(--sans);
  font-size:.72rem;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.22em;
  color:var(--dorado);
  margin:0 0 1.1rem;
  display:block;
}
.eyebrow.on-dark{color:var(--dorado)}
.diamond{color:var(--dorado);font-style:normal}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
section{padding-block:var(--section-gap)}
.band-blue{background:var(--azul-profundo);color:var(--marfil)}
.band-blue h1,.band-blue h2,.band-blue h3{color:var(--marfil)}
.band-blue .lead,.band-blue p{color:#cdd5df}

.divider{height:1px;background:linear-gradient(90deg,transparent,var(--dorado),transparent);border:0;opacity:.55;margin:0}
.rule{width:56px;height:1px;background:var(--dorado);border:0;margin:0 0 1.6rem}
.center{text-align:center}
.center .rule{margin-inline:auto}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--sans);font-size:.78rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.16em;
  padding:1em 1.9em;border-radius:2px;cursor:pointer;
  border:1px solid transparent;transition:.28s ease;white-space:nowrap;
}
.btn-primary{background:var(--dorado);color:var(--azul-profundo);border-color:var(--dorado)}
.btn-primary:hover{background:transparent;color:var(--dorado)}
.band-blue .btn-primary:hover{color:var(--dorado)}
.btn-outline{background:transparent;color:var(--azul-profundo);border-color:var(--dorado)}
.btn-outline:hover{background:var(--dorado);color:var(--azul-profundo)}
.on-dark.btn-outline{color:var(--marfil)}
.on-dark.btn-outline:hover{background:var(--dorado);color:var(--azul-profundo)}
.btn-lg{font-size:.85rem;padding:1.15em 2.4em}
.link-cta{
  display:inline-block;font-weight:600;color:var(--azul-profundo);
  border-bottom:1px solid var(--dorado);padding-bottom:2px;transition:.2s;
}
.link-cta:hover{color:var(--dorado)}
.band-blue .link-cta{color:var(--marfil)}
.band-blue .link-cta:hover{color:var(--dorado)}

:focus-visible{outline:2px solid var(--dorado);outline-offset:3px}

/* ---------- NAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:1.5rem;
  /* alinea el contenido del nav al mismo contenedor centrado del hero */
  padding:22px max(var(--gutter), calc((100% - var(--maxw)) / 2 + var(--gutter)));
  transition:background .3s ease, padding .3s ease, box-shadow .3s ease;
}
.nav.solid{background:var(--marfil);box-shadow:0 1px 0 rgba(11,29,52,.08);padding-top:14px;padding-bottom:14px}
/* Logo de marca en el header: versión clara sobre el hero, azul al hacer scroll */
.nav-logo{display:inline-flex;align-items:center}
.nav-logo img{height:52px;width:auto;display:block}
.nav-logo .logo-dark{display:none}
.nav.solid .nav-logo .logo-light{display:none}
.nav.solid .nav-logo .logo-dark{display:block}
.nav.solid .nav-logo img{height:46px}
@media(max-width:600px){
  .nav-logo img{height:42px}
  .nav.solid .nav-logo img{height:40px}
}
.nav-links{display:flex;align-items:center;gap:2rem;list-style:none;margin:0;padding:0}
.nav-links a{
  font-size:.74rem;font-weight:500;text-transform:uppercase;letter-spacing:.14em;
  color:var(--marfil);transition:.2s;
}
.nav.solid .nav-links a{color:var(--azul-profundo)}
.nav-links a:hover{color:var(--dorado)}
.nav-right{display:flex;align-items:center;gap:1.2rem}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--marfil);margin:5px 0;transition:.3s}
.nav.solid .nav-toggle span{background:var(--azul-profundo)}

.nav-cta-mobile{display:none}

@media(max-width:920px){
  .nav-toggle{display:block;position:relative;z-index:60;order:3}
  .nav-logo{position:relative;z-index:60}
  .nav-right{display:none}

  /* ícono → X */
  .nav-toggle span{transition:transform .3s ease, opacity .2s ease, background .3s ease}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  /* barra superior transparente y logo/aspas en claro cuando el menú está abierto */
  .nav.menu-open{background:transparent;box-shadow:none}
  .nav.menu-open .logo-dark{display:none}
  .nav.menu-open .logo-light{display:block}
  .nav.menu-open .nav-toggle span{background:var(--marfil)}

  /* overlay a pantalla completa */
  .nav-links{
    position:fixed;inset:0;z-index:55;margin:0;
    flex-direction:column;justify-content:center;align-items:center;gap:.2rem;
    background:var(--azul-profundo);
    padding:96px 24px 40px;overflow:auto;max-height:none;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .38s ease, transform .38s ease, visibility .38s;
  }
  .nav-links.open{opacity:1;visibility:visible;transform:none}
  .nav-links li{border:0;width:auto;text-align:center}
  .nav-links a:not(.btn){
    display:inline-block;color:var(--marfil);
    font-family:var(--serif);font-weight:400;text-transform:none;
    font-size:clamp(1.7rem,7vw,2.2rem);letter-spacing:.01em;padding:.5rem 1rem;
    transition:color .2s ease;
  }
  .nav-links a:not(.btn):hover,.nav-links a:not(.btn):focus-visible{color:var(--dorado)}
  .nav-cta-mobile{display:block;margin-top:1.9rem}
  .nav-cta-mobile .btn{font-size:.82rem;padding:1.05em 2.3em}
  .nav-links .nav-tel{
    margin-top:1.4rem;color:var(--piedra);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  }
  .nav-links .nav-tel a{color:var(--dorado)}
}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  color:var(--marfil);overflow:hidden;
  padding-top:clamp(96px,12vh,132px); /* reserva espacio bajo el header */
  padding-bottom:clamp(40px,7vh,80px);
}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img,.hero-media video{width:100%;height:100%;object-fit:cover}
/* Degradado vertical: aterriza el texto abajo sin tapar la imagen */
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,
    rgba(11,29,52,.34) 0%,
    rgba(11,29,52,.08) 22%,
    rgba(11,29,52,.10) 50%,
    rgba(11,29,52,.62) 88%,
    rgba(11,29,52,.80) 100%);
}
/* Scrim diagonal: respalda el texto de la izquierda, se abre a la derecha */
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(100deg,
    rgba(11,29,52,.80) 0%,
    rgba(11,29,52,.52) 30%,
    rgba(11,29,52,.16) 50%,
    rgba(11,29,52,0) 64%);
}
.hero-inner{position:relative;z-index:2;width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.hero .eyebrow{color:var(--dorado);text-shadow:0 1px 12px rgba(11,29,52,.75)}
.hero h1{font-size:clamp(1.9rem,4vw,3.2rem);color:#fff;max-width:16ch;text-shadow:0 2px 30px rgba(0,0,0,.25)}
.hero .lead{color:#eee;max-width:44ch;margin-top:1.4rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.2rem}
.hero-sub{max-width:52ch}

/* ---------- Marco de arco (firma visual) ---------- */
.arch{
  position:relative;border-radius:48% 48% 5px 5px / 34% 34% 3px 3px;
  overflow:hidden;border:1px solid var(--dorado);
  box-shadow:0 30px 60px -30px rgba(11,29,52,.35);
}
.arch::before{
  content:"";position:absolute;inset:8px;border:1px solid rgba(198,166,107,.5);
  border-radius:47% 47% 3px 3px / 33% 33% 2px 2px;z-index:2;pointer-events:none;
}
.arch img{width:100%;height:100%;object-fit:cover;aspect-ratio:9/11}

/* ---------- Split / two-column ---------- */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,6vw,80px);align-items:center}
.split.rev{grid-template-columns:.9fr 1.1fr}
.split.rev .split-media{order:-1}
@media(max-width:820px){
  .split,.split.rev{grid-template-columns:1fr;gap:40px}
  .split.rev .split-media{order:0}
  .arch{max-width:420px;margin-inline:auto}
}

/* ---------- Franja de metadatos (datos generales) ---------- */
.meta-strip{text-align:center}
.meta-strip .items{
  font-family:var(--sans);font-weight:600;text-transform:uppercase;
  letter-spacing:.1em;font-size:clamp(.85rem,1.5vw,1.15rem);
  color:var(--marfil);display:flex;flex-wrap:wrap;justify-content:center;
  gap:.4em 1.1em;line-height:1.9;
}
.meta-strip .items .diamond{margin:0 .1em}
.meta-strip .num{color:#fff}
.meta-strip .lab{color:var(--dorado);font-weight:500}

/* ---------- Servicios / listas ---------- */
.grid-services{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(140,133,119,.28);border:1px solid rgba(140,133,119,.28);margin-top:2.6rem}
.service{background:var(--marfil);padding:2rem 1.8rem}
.service .n{font-family:var(--serif);font-size:1.1rem;color:var(--dorado);display:block;margin-bottom:.6rem}
.service h3{margin-bottom:.4rem;font-size:1.2rem}
.service p{color:var(--piedra);font-size:.95rem;margin:0}
@media(max-width:820px){.grid-services{grid-template-columns:1fr}}

/* Lista con diamante */
.list-diamond{list-style:none;margin:1.6rem 0 0;padding:0;columns:2;column-gap:3rem}
.list-diamond li{break-inside:avoid;padding:.55rem 0 .55rem 1.5rem;position:relative;border-bottom:1px solid rgba(140,133,119,.28)}
.list-diamond li::before{content:"◆";position:absolute;left:0;top:.6rem;color:var(--dorado);font-size:.7rem}
@media(max-width:640px){.list-diamond{columns:1}}

/* Programa: dos plantas */
.program{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px)}
.program h3{color:var(--dorado);text-transform:uppercase;font-family:var(--sans);font-size:.8rem;letter-spacing:.18em;margin-bottom:1rem}
.program ul{list-style:none;margin:0;padding:0}
.program li{padding:.5rem 0 .5rem 1.4rem;position:relative;border-bottom:1px solid rgba(140,133,119,.25)}
.program li::before{content:"◆";position:absolute;left:0;top:.55rem;color:var(--dorado);font-size:.6rem}
@media(max-width:720px){.program{grid-template-columns:1fr;gap:34px}}

/* Programa por columnas (imagen + lista de cada planta) */
.program-cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,72px);margin-top:2.6rem}
.program-cols .col-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;border-bottom:1px solid rgba(198,166,107,.45);padding-bottom:.7rem;margin-bottom:1.3rem}
.program-cols h3{color:var(--azul-profundo);font-family:var(--serif);font-size:clamp(1.3rem,2vw,1.65rem);margin:0}
.program-cols .col-head .tag{font-family:var(--sans);font-size:.66rem;text-transform:uppercase;letter-spacing:.2em;color:var(--dorado);white-space:nowrap}
.program-cols figure{margin:0 0 1.4rem;overflow:hidden;border:1px solid rgba(198,166,107,.35);aspect-ratio:5/4}
.program-cols figure img{width:100%;height:100%;object-fit:cover;object-position:center 72%}
.program-cols ul{list-style:none;margin:0;padding:0}
.program-cols li{padding:.55rem 0 .55rem 1.5rem;position:relative;border-bottom:1px solid rgba(140,133,119,.22)}
.program-cols li:last-child{border-bottom:0}
.program-cols li::before{content:"◆";position:absolute;left:0;top:.62rem;color:var(--dorado);font-size:.62rem}
@media(max-width:720px){.program-cols{grid-template-columns:1fr;gap:44px}}

/* ---------- Proceso (pasos numerados) ---------- */
.steps{counter-reset:step;display:grid;gap:1.6rem}
.step{display:grid;grid-template-columns:auto 1fr;gap:1.4rem;align-items:start;padding-bottom:1.6rem;border-bottom:1px solid rgba(140,133,119,.25)}
.step:last-child{border-bottom:0}
.step .num{font-family:var(--serif);font-size:2rem;color:var(--dorado);line-height:1}
.step h3{font-size:1.15rem;margin-bottom:.3rem}
.step p{color:var(--piedra);margin:0}

/* ---------- Galería asimétrica ---------- */
.gallery{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:175px;gap:14px;margin-top:2.4rem;grid-auto-flow:row dense}
.gallery figure{margin:0;overflow:hidden;background:var(--azul-profundo);grid-column:span 2}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.gallery figure:hover img{transform:scale(1.05)}
.gallery .g-tall{grid-column:span 2;grid-row:span 2}
.gallery .g-wide{grid-column:span 4}
.gallery .g-big{grid-column:span 4;grid-row:span 2}
@media(max-width:820px){
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:145px}
  .gallery figure,.gallery .g-wide,.gallery .g-big,.gallery .g-tall{grid-column:span 1}
  .gallery .g-big,.gallery .g-tall{grid-row:span 2;grid-column:span 2}
}

.gallery figure{cursor:pointer}

/* ---------- Lightbox / carrusel de galería ---------- */
.lightbox{
  position:fixed;inset:0;z-index:100;background:rgba(9,18,32,.95);
  display:none;align-items:center;justify-content:center;
  opacity:0;transition:opacity .28s ease;
}
.lightbox.open{display:flex;opacity:1}
.lb-stage{position:relative;z-index:1;max-width:92vw;max-height:86vh;display:flex;align-items:center;justify-content:center}
.lb-stage img{max-width:92vw;max-height:86vh;object-fit:contain;box-shadow:0 24px 70px rgba(0,0,0,.55);background:var(--azul-profundo)}
.lb-btn{
  position:absolute;z-index:3;background:rgba(11,29,52,.55);border:1px solid rgba(198,166,107,.5);
  color:var(--marfil);cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .2s,color .2s,border-color .2s;line-height:1;
}
.lb-btn:hover{background:var(--dorado);color:var(--azul-profundo);border-color:var(--dorado)}
.lb-close{top:18px;right:20px;width:46px;height:46px;font-size:1.5rem;border-radius:2px}
.lb-nav{top:50%;transform:translateY(-50%);width:52px;height:52px;font-size:1.7rem;border-radius:2px}
.lb-prev{left:16px}
.lb-next{right:16px}
.lb-count{
  position:absolute;bottom:22px;left:0;right:0;text-align:center;
  color:var(--dorado);letter-spacing:.24em;font-size:.72rem;text-transform:uppercase;
}
@media(max-width:600px){
  .lb-stage,.lb-stage img{max-height:74vh}
  .lb-close{top:12px;right:12px;width:42px;height:42px}
  /* flechas en barra inferior, flanqueando el contador */
  .lb-nav{width:46px;height:46px;font-size:1.5rem;top:auto;bottom:18px;transform:none}
  .lb-prev{left:auto;right:calc(50% + 34px)}
  .lb-next{right:auto;left:calc(50% + 34px)}
  .lb-count{bottom:32px}
}
@media(prefers-reduced-motion:reduce){.lightbox{transition:none}}

/* ---------- Diferenciador (por qué elegirnos) ---------- */
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem 2.6rem;margin-top:2rem}
.why .item{padding-left:1.6rem;position:relative}
.why .item::before{content:"◆";position:absolute;left:0;top:.15rem;color:var(--dorado);font-size:.75rem}
@media(max-width:720px){.why{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid rgba(198,166,107,.45)}
.faq .q{
  border-bottom:1px solid rgba(198,166,107,.45);
}
.faq button{
  width:100%;background:none;border:0;cursor:pointer;text-align:left;
  display:flex;justify-content:space-between;align-items:center;gap:1.5rem;
  padding:1.5rem 0;font-family:var(--serif);font-size:clamp(1.05rem,1.8vw,1.35rem);color:var(--azul-profundo);
}
.faq .mark{color:var(--dorado);font-size:.8rem;transition:transform .3s ease;flex:none}
.faq button[aria-expanded="true"] .mark{transform:rotate(45deg)}
.faq .a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq .a p{padding:0 0 1.5rem;color:var(--piedra);margin:0;max-width:70ch}

/* ---------- CTA final ---------- */
.cta-final{position:relative;overflow:hidden}
.cta-final .split{align-items:center}
.cta-band{text-align:center}
.cta-band h2{max-width:20ch;margin:0 auto 1.2rem}
.support{font-size:.85rem;color:var(--dorado);letter-spacing:.08em;margin-top:1.2rem;text-transform:uppercase}

/* ---------- Colección (home) ---------- */
.collection{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,4vw,40px);margin-top:2.6rem}
.prop-card{position:relative;overflow:hidden;background:var(--azul-profundo);color:var(--marfil);display:block}
.prop-card img{width:100%;height:clamp(320px,42vh,460px);object-fit:cover;transition:transform .7s ease;filter:brightness(.82)}
.prop-card:hover img{transform:scale(1.04)}
.prop-card .pc-body{position:absolute;left:0;right:0;bottom:0;padding:1.8rem;background:linear-gradient(180deg,transparent,rgba(11,29,52,.85))}
.prop-card h3{color:#fff;font-size:1.7rem;margin-bottom:.2rem}
.prop-card .loc{font-size:.72rem;text-transform:uppercase;letter-spacing:.16em;color:var(--dorado)}
.prop-card .see{margin-top:.9rem;display:inline-block;font-size:.74rem;text-transform:uppercase;letter-spacing:.14em;border-bottom:1px solid var(--dorado);padding-bottom:2px}
@media(max-width:720px){.collection{grid-template-columns:1fr}}

/* ---------- Mapa ---------- */
.map-embed{width:100%;border:1px solid rgba(140,133,119,.3);filter:grayscale(.25);aspect-ratio:16/7;margin-top:1.8rem}
@media(max-width:640px){.map-embed{aspect-ratio:4/3}}

/* ---------- FOOTER ---------- */
.footer{background:var(--azul-profundo);color:#cdd5df;padding-block:clamp(48px,8vh,84px)}
.footer .top{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;align-items:flex-start}
.footer .brandline{font-family:var(--serif);font-size:clamp(1.3rem,2.4vw,1.9rem);color:var(--marfil);max-width:16ch;line-height:1.2}
.footer-cols{display:flex;gap:clamp(2rem,6vw,5rem);flex-wrap:wrap}
.footer h4{font-family:var(--sans);font-size:.72rem;text-transform:uppercase;letter-spacing:.18em;color:var(--dorado);margin:0 0 1rem;font-weight:600}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.footer a:hover{color:var(--dorado)}
.footer-logo{width:230px;max-width:62vw;height:auto;display:block;margin-bottom:.3rem}
.footer .wordmark{font-family:var(--serif);font-size:1.6rem;color:var(--marfil);letter-spacing:.02em}
.footer .wordmark small{display:block;font-family:var(--sans);font-size:.62rem;letter-spacing:.35em;color:var(--dorado);text-transform:uppercase;margin-top:.3rem}
.footer .legal{margin-top:2.6rem;padding-top:1.6rem;border-top:1px solid rgba(198,166,107,.2);font-size:.78rem;color:var(--piedra);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:60;
  width:56px;height:56px;border-radius:50%;background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,.25);transition:transform .2s;
}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

.narrow{max-width:60ch}
.mt-sm{margin-top:1.6rem}
.mt-md{margin-top:2.4rem}