/* ===== Grupo AM Real Estate ===== */
:root{
  --bg:#1b1b1b; --almanta:#044123; --almanta-acc:#2fe08a; --amaila:#11b0bc; --navy:#0a4a7a; --navy-dark:#072a3d;
  --gold:linear-gradient(90deg,#9c8636,#e8dca6);
  --text:#fff; --muted:rgba(255,255,255,.68);
  --header-h:64px; --max:1120px; --pad:clamp(20px,5vw,48px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px)}
body{margin:0;font-family:'Poppins',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,p,ul{margin:0}
ul{padding:0;list-style:none}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--pad)}
:focus-visible{outline:2px solid var(--amaila);outline-offset:3px}

/* ---------- Header sticky ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:100;height:var(--header-h);transition:background .3s,backdrop-filter .3s,box-shadow .3s}
.site-header.is-scrolled{background:rgba(27,27,27,.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:flex-end;max-width:var(--max);margin:0 auto;padding-inline:var(--pad)}
.nav{display:flex;gap:clamp(18px,3vw,38px)}
.nav a{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:rgba(255,255,255,.85);padding:6px 0;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.nav a:hover,.nav a[aria-current="page"]{color:#fff;border-color:currentColor}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;color:#fff}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{display:block;width:22px;height:2px;background:currentColor;position:relative;margin:auto;transition:transform .25s,background .25s}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0}
.nav-toggle span::before{top:-7px}.nav-toggle span::after{top:7px}
.nav-open .nav-toggle span{background:transparent}
.nav-open .nav-toggle span::before{transform:translateY(7px) rotate(45deg)}
.nav-open .nav-toggle span::after{transform:translateY(-7px) rotate(-45deg)}

/* ---------- Comunes ---------- */
.gold-line{width:64px;height:2px;background:var(--gold);margin:18px 0}
.eyebrow{font-size:16px;letter-spacing:.3em;text-transform:uppercase;color:var(--amaila);font-weight:500}
.btn{display:inline-block;font-size:14px;letter-spacing:.24em;text-transform:uppercase;padding:12px 26px;border:1px solid currentColor;transition:background .25s,color .25s}

.footer{padding:28px var(--pad);text-align:center;font-size:11px;letter-spacing:.12em;color:rgba(255,255,255,.45);border-top:1px solid rgba(255,255,255,.08)}
.footer p{margin:0}
.footer-social{display:inline-block;margin-bottom:14px;opacity:.7;transition:opacity .25s}
.footer-social:hover,.footer-social:focus-visible{opacity:1}
.footer-social img{display:block;width:22px;height:22px;filter:brightness(0) invert(1)}

/* ---------- INICIO ---------- */
.hero{padding:calc(var(--header-h) + 36px) 0 64px}
.hero-logo{width:72px;margin-bottom:22px}
.hero h1{font-size:clamp(26px,3.6vw,40px);font-weight:600;line-height:1.25;max-width:760px}
.hero-text{max-width:640px;color:var(--muted);font-size:16px;margin:6px 0 30px}
.hero .eyebrow{display:block;margin-bottom:14px}

.collage{position:relative;height:clamp(220px,27vw,310px);--s:clamp(28px,5vw,64px)}
.tile{position:absolute;top:0;bottom:0;  left:calc(var(--i) * ((100% - var(--s)) / 5));  width:calc((100% - var(--s)) / 5 + var(--s));  display:block;overflow:hidden;  clip-path:polygon(var(--s) 0,100% 0,calc(100% - var(--s)) 100%,0 100%);background:#000}

.tile:first-child{clip-path:polygon(0 0,100% 0,calc(100% - var(--s)) 100%,0 100%)}
.tile:last-child{clip-path:polygon(var(--s) 0,100% 0,100% 100%,0 100%)}

.tile img{width:100%;height:100%;object-fit:cover;transition:filter .4s,transform .6s}
.tile-label{position:absolute;inset:0;display:grid;place-items:center;font-size:16px;letter-spacing:.28em;text-transform:uppercase;font-weight:500;
  background:rgba(0,0,0,.35);opacity:0;transition:opacity .35s}
.tile:hover img,.tile:focus-visible img{filter:grayscale(1) brightness(.7);transform:scale(1.05)}
.tile:hover .tile-label,.tile:focus-visible .tile-label{opacity:1}
.tile:focus-visible{outline-offset:-3px}

.proj-list{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:34px}
.proj-list li::before{content:"";display:block;width:34px;height:2px;background:var(--gold);margin-bottom:12px}
.proj-list h3{font-size:16px;font-weight:500}
.proj-list p{font-size:16px;color:var(--muted);margin-top:6px;line-height:1.5}

.feature{padding:70px 0}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.feature h2{font-weight:300;line-height:1.2}
.feature .btn{margin-top:26px}
.almanta{background:var(--almanta);position:relative;overflow:hidden;isolation:isolate}
.almanta::before{content:"";position:absolute;inset:0;background:url(img/fondos/f-helechos.webp) center/cover;opacity:.05;z-index:-1}
.almanta .logo{width:min(300px,70%);margin-bottom:6px}
.almanta .tag{font-size:16px;letter-spacing:.3em;color:var(--almanta-acc);margin:14px 0 22px}
.almanta .copy{font-size:16px;color:rgba(255,255,255,.82);margin-bottom:12px}
.stats{display:flex;gap:36px;margin-top:26px;flex-wrap:wrap}
.stats strong{display:block;font-size:clamp(24px,2.6vw,30px);font-weight:400;color:var(--almanta-acc);letter-spacing:.02em}
.stats small{font-size:16px;letter-spacing:.24em;color:rgba(255,255,255,.7)}
.almanta .btn{color:var(--almanta-acc)}
.almanta .btn:hover{background:var(--almanta-acc);color:var(--almanta)}
.feature-img{width:100%;aspect-ratio:1/1;object-fit:cover}

.amaila-sec{background:linear-gradient(180deg,#0d1a20,#0b1a22);position:relative;isolation:isolate;overflow:hidden}
.amaila-sec::before{content:"";position:absolute;inset:0;background:url(img/fondos/f-agua.webp) center/cover;opacity:.05;z-index:-1}
.amaila-sec .logo{width:min(250px,70%)}
.amaila-sec .tag{font-size:16px;letter-spacing:.3em;color:var(--amaila);margin:8px 0 22px}
.amaila-sec .copy{font-size:16px;color:var(--muted);margin-bottom:12px}
.amaila-sec .big{font-size:clamp(22px,2.8vw,32px);font-weight:300;color:var(--amaila);letter-spacing:.04em;margin-top:22px}
.amaila-sec .small{font-size:16px;letter-spacing:.24em;color:var(--muted)}
.amaila-sec .btn{color:var(--amaila);margin-top:22px}
.amaila-sec .btn:hover{background:var(--amaila);color:#fff}

.infra-home{padding:90px 0 80px;background:#0b161b}
.infra-home h2{font-size:clamp(36px,4.4vw,52px);font-weight:300;line-height:1.15;margin-bottom:46px}
.cols4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cols4 li{border-top:2px solid #fff;padding-top:10px}
.cols4 h3{font-size:18px;font-weight:500}
.cols4 p{font-size:16px;color:var(--muted);margin-top:6px}
.infra-home .btn{margin-top:44px}
.infra-home .btn:hover{background:#fff;color:#000}

.contact{padding:110px 0;background:#0b161b}
.contact h2{font-size:clamp(36px,3.6vw,52px);font-weight:300;line-height:1.2}
.contact p{font-size:16px;color:var(--muted);max-width:340px}
/* TODO: formulario de contacto (pendiente de agregar) */

/* ---------- INFRAESTRUCTURA ---------- */
.page-infra{background:#02121a}
.i-hero{padding:calc(var(--header-h) + 50px) 0 60px;background:linear-gradient(180deg,#02121a,#03161f)}
.i-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,56px);align-items:center}
.i-hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:600;line-height:1.12}
.i-hero .sub{color:var(--amaila);font-size:18px;font-weight:500;margin-bottom:14px}
.i-hero p{font-size:16px;color:var(--muted);margin-bottom:12px}
.i-hero img{width:100%;aspect-ratio:4/5;object-fit:cover}
.quote{background:#fff;color:#000;text-align:center;padding:42px var(--pad)}
.quote p{font-size:clamp(36px,2vw,20px);font-style:italic;font-weight:600;color:var(--amaila);max-width:720px;margin:auto;line-height:1.}
.i-projects{padding:70px 0 40px}
.i-projects>.wrap>h2{font-size:clamp(26px,3.4vw,40px);font-weight:300;line-height:1.2;margin-bottom:46px}
.group{margin-bottom:56px}
.group h3{font-size:18px;font-weight:500;padding-top:12px;margin-bottom:14px;position:relative}
.group h3::before{content:"";position:absolute;top:0;left:0;width:96px;height:2px;background:var(--gold)}
.mosaic{display:grid;gap:6px}
.mosaic img{width:100%;height:100%;object-fit:cover}
.m-naves{grid-template-columns:2fr 1fr;grid-template-rows:200px 200px}
.m-naves .big{grid-row:span 2;background:#000;position:relative;min-height:0;overflow:hidden}
.m-naves .big img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.m-commercial{grid-template-columns:1fr 1fr 1fr 1fr;grid-auto-rows:190px}
.m-commercial .wide{grid-column:span 2}
.m-offices{grid-template-columns:1fr 2fr;grid-auto-rows:200px}
.m-offices .tall{grid-row:span 2}
.two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,4vw,40px)}
.mixed{display:grid;gap:12px;margin-bottom:6px}
.mixed img.l{height:34px;width:auto;margin-bottom:6px}
.mixed .photo{aspect-ratio:21/9;object-fit:cover;width:100%}
.m-hosp{grid-template-columns:repeat(4,1fr);grid-auto-rows:170px}
.m-hosp .tall{grid-row:span 2}
.m-obras{grid-template-columns:repeat(4,1fr);grid-auto-rows:150px}
.m-obras .tall{grid-row:span 2}.m-obras .w2{grid-column:span 2}
.hotel{position:relative;min-height:320px;display:grid;place-items:center;overflow:hidden}
.hotel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.25}
.hotel span{position:relative;font-size:clamp(26px,4.5vw,52px);font-weight:200;letter-spacing:.32em}
.closing{text-align:center;padding:70px var(--pad) 120px}
.closing small{display:block;font-size:16px;letter-spacing:.3em;color:rgba(255,255,255,.55);margin-bottom:12px}
.closing p {
  font-size: clamp(36px, 2.2vw, 24px);
  font-weight: 600;
  max-width: 720px;
  margin: auto;
  line-height: 1.5;
  letter-spacing: 0.05em; 
}

/* ---------- AMAILÁ (Montserrat, claro) ---------- */
.page-amaila{font-family:'Montserrat',system-ui,sans-serif;background:#fff;color:#4a4a4a}
.page-amaila .site-header{background:var(--navy-dark)}
.page-amaila .site-header.is-scrolled{background:rgba(7,42,61,.92)}
.page-amaila .nav a[aria-current="page"]{color:var(--amaila)}
.a-hero{padding:calc(var(--header-h) + 36px) 0 44px}
.a-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,60px);align-items:center}
.a-hero .logo{width:min(250px,80%)}
.a-hero .tag{font-size:12px;letter-spacing:.3em;color:var(--amaila);margin:4px 0 26px}
.a-hero p{font-size:16px;line-height:1.7;margin-bottom:18px;color:#6a6a6a}
.a-hero .hl{font-size:18px;font-weight:600;color:var(--amaila);line-height:1.45}
.a-hero .btn{color:var(--amaila);margin-top:10px}
.a-hero .btn:hover{background:var(--amaila);color:#fff}
.a-hero-img{width:100%;aspect-ratio:4/3;object-fit:cover}
.band{position:relative;min-height:clamp(180px,22vw,260px);display:flex;align-items:center;color:#fff;isolation:isolate;overflow:hidden}
.band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,74,122,.8),rgba(10,74,122,.15));z-index:-1}
.band h2{font-size:clamp(24px,3.6vw,40px);font-weight:700;letter-spacing:.08em;line-height:1.2}
.band h2 span{display:block;font-weight:300;letter-spacing:.14em}
.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,4vw,48px);padding:56px 0 44px}
.benefits svg{width:26px;height:26px;color:var(--amaila);margin-bottom:10px}
.benefits h3{font-size:16px;letter-spacing:.06em;color:#444;font-weight:700;text-transform:uppercase;margin-bottom:6px}
.benefits p{font-size:16px;line-height:1.6;color:#6a6a6a}
.price{text-align:center;font-size:clamp(16px,2.2vw,36px);letter-spacing:.3em;color:var(--amaila);font-weight:300;padding:48px 0}
.price b{font-weight:800;color:var(--navy);letter-spacing:.12em;margin-left:.4em}
.models{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.model img{width:100%;aspect-ratio:3/4;object-fit:cover}
.model small{display:block;font-size:16px;color:var(--amaila);margin-top:10px}
.model h3{font-size:clamp(20px,2.4vw,36px);font-weight:700;color:var(--navy);letter-spacing:.02em}
.model ul{margin-top:6px;font-size:16px;color:#6a6a6a}
.model li::before{content:"• "}
.club{position:relative;margin-top:90px;padding-bottom:30px;isolation:isolate;overflow:hidden}
.club-bg{position:absolute;right:0;top:0;width:62%;height:100%;object-fit:cover;object-position:left;z-index:-1;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 40%);mask-image:linear-gradient(90deg,transparent,#000 40%)}
.club h2{font-size:clamp(34px,5vw,58px);font-weight:700;line-height:1.12;color:var(--amaila);letter-spacing:.02em}
.club .lead{font-size:15px;color:#6a6a6a;margin:14px 0}
.club .lead b{color:var(--navy)}
.club p.s{font-size:16px;line-height:1.7;color:#6a6a6a;max-width:430px;margin-bottom:12px}
.amen{display:grid;grid-template-columns:1fr 1fr;gap:6px 24px;max-width:430px;font-size:12px;color:#666;margin:26px 0 60px}
.amen li{padding-left:14px;position:relative}
.amen li::before{content:"";position:absolute;left:0;top:.55em;width:5px;height:5px;border-radius:50%;background:var(--amaila)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:20px}
.gallery img{width:100%;aspect-ratio:3/2;object-fit:cover}
.notes{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:26px 0 50px;font-size:12px;color:#6a6a6a}
.notes strong{color:var(--navy)}
.notes div:last-child{border-left:1px solid #999;padding-left:30px}
.kids{width:100%;height:clamp(200px,28vw,320px);object-fit:cover}
.closing-a{text-align:center;padding:60px var(--pad) 50px;font-size:18px;line-height:1.8;color:#6a6a6a}
.closing-a p{max-width:640px;margin:0 auto 14px}
.closing-a .btn{color:var(--amaila);margin-top:16px}
.closing-a .btn:hover{background:var(--amaila);color:#fff}
.oasis{position:relative;display:grid;place-items:center;min-height:450px;color:#fff;isolation:isolate;overflow:hidden}
.oasis img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.oasis::after{content:"";position:absolute;inset:0;background:rgba(10,74,122,.82);z-index:-1}
.oasis span{font-size:clamp(22px,3.4vw,38px);font-weight:300;letter-spacing:.3em}
.page-amaila .footer{background:var(--navy-dark);border:0}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .proj-list{grid-template-columns:repeat(3,1fr)}
  .cols4{grid-template-columns:repeat(2,1fr)}
  .m-hosp,.m-obras{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .nav-toggle{display:block;margin-right:-10px}
  .header-inner{justify-content:flex-end}
  .nav{position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;gap:0;background:rgba(14,14,14,.97);padding:8px var(--pad) 20px;transform:translateY(-130%);transition:transform .3s;visibility:hidden}
  .page-amaila .nav{background:rgba(7,42,61,.98)}
  .nav a{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav-open .nav{transform:none;visibility:visible}
  .nav-open .site-header{background:rgba(27,27,27,.95)}
  .page-amaila.nav-open .site-header{background:var(--navy-dark)}
  .collage{height:auto;display:grid;grid-template-columns:1fr 1fr;gap:6px}
  .tile,.tile:first-child,.tile:last-child{position:relative;left:auto;width:auto;height:130px;clip-path:none}
  .tile:last-child{grid-column:span 2}
  .proj-list{grid-template-columns:repeat(2,1fr)}
  .feature-grid,.i-hero-grid,.a-hero-grid,.two,.notes{grid-template-columns:1fr}
  .feature-img{order:-1;aspect-ratio:4/3}
  .benefits,.models,.gallery{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .m-naves,.m-offices{grid-template-columns:1fr;grid-template-rows:none;grid-auto-rows:190px}
  .m-naves .big{grid-row:auto}.m-offices .tall{grid-row:auto}
  .m-commercial{grid-template-columns:1fr 1fr}
  .club-bg{width:100%;opacity:.25}
  .notes div:last-child{border:0;padding:0}
  .contact{padding:70px 0}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}