@font-face{font-family:'Cedora';src:url('fonts/Cedora-RegularStd.otf') format('opentype');font-weight:400;font-display:swap}
@font-face{font-family:'Cedora';src:url('fonts/Cedora-BoldStd.otf') format('opentype');font-weight:700;font-display:swap}
:root{--tinta:#16161A;--cemento:#6E6E68;--cemento-cl:#B3B2AC;--papel:#F4F3F0;--blanco:#FCFCFB;--verde:#388030;--verde-cl:#5AA84E;--linea:#DAD8D2;--linea-f:#E6E4DF;--col:1180px;--txt:66ch}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--papel);color:var(--tinta);font:400 17.5px/1.62 'IBM Plex Sans',system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:var(--verde);text-decoration:none}
a:hover{color:var(--tinta)}
::selection{background:var(--verde);color:#fff}
.wrap{max-width:var(--col);margin:0 auto;padding:0 40px}
@media(max-width:700px){.wrap{padding:0 22px}}
.col{max-width:var(--txt)}
h1,h2,h3{font-family:'Cedora','Helvetica Neue',sans-serif;font-weight:700;line-height:1.08;letter-spacing:-.02em}
h1{font-size:clamp(38px,5.6vw,74px);line-height:1.04}
h2{font-size:clamp(27px,3.2vw,42px)}
h3{font-size:21px}
p{text-wrap:pretty}
.lead{font-size:clamp(18px,1.4vw,21px);line-height:1.6}
.dim{color:var(--cemento)}
.note{font:400 12.5px/1.65 'Cedora',sans-serif;letter-spacing:.055em;color:var(--cemento)}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px 14px;z-index:99}
section{padding:clamp(58px,7vw,100px) 0;border-bottom:1px solid var(--linea)}
section.white{background:var(--blanco)}
section.ink{background:var(--tinta);color:rgba(255,255,255,.74);border-bottom-color:var(--tinta)}
section.ink h1,section.ink h2,section.ink h3{color:#fff}
section.ink .dim{color:rgba(255,255,255,.7)}
section.ink .note{color:rgba(255,255,255,.5)}
section.ink .steps,section.ink .deal-list,section.ink .uses,section.ink .maker{border-top-color:rgba(255,255,255,.28)}
section.ink .steps li,section.ink .deal-list div,section.ink .uses li{border-bottom-color:rgba(255,255,255,.14)}
section.ink .steps li::before,section.ink .deal-list dt{color:var(--verde-cl)}
section.ink .btn-b{border-color:rgba(255,255,255,.45);color:#fff}
section.ink .btn-b:hover{background:#fff;color:var(--tinta);border-color:#fff}
section.ink .btn-a{background:var(--verde-cl);color:var(--tinta)}
section.ink .btn-a:hover{background:#fff;color:var(--tinta)}

.nav{position:sticky;top:0;z-index:60;background:rgba(244,243,240,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--linea)}
.nav .wrap{display:flex;align-items:center;gap:40px;height:66px}
.nav .brand img{height:20px;width:auto}
.nav nav{display:flex;gap:26px;margin-right:auto}
.nav nav a{font-size:15.5px;color:var(--tinta);white-space:nowrap}
.nav nav a:hover{color:var(--verde)}
.nav nav a[aria-current]{color:var(--verde);font-weight:600}
.nav .cta{font-size:15.5px;color:var(--verde);border-bottom:1px solid var(--verde);padding-bottom:2px;white-space:nowrap}
.nav .cta:hover{color:var(--tinta);border-color:var(--tinta)}
.nav-toggle{display:none;background:none;border:1px solid var(--linea);width:42px;height:42px;cursor:pointer;align-items:center;justify-content:center;flex:none}
.nav-toggle span{width:16px;height:1.5px;background:var(--tinta);display:block;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:'';position:absolute;left:0;right:0;height:1.5px;background:var(--tinta)}
.nav-toggle span::before{top:-5px}.nav-toggle span::after{top:5px}
@media(max-width:1000px){
.nav .wrap{justify-content:space-between;gap:16px}
.nav nav{display:none}
.nav .cta{display:none}
.nav-toggle{display:inline-flex}
.nav.open nav{display:flex;flex-direction:column;align-items:flex-start;gap:18px;position:absolute;top:66px;left:0;right:0;background:var(--papel);border-bottom:1px solid var(--linea);padding:26px 40px 30px;margin:0}
.nav.open nav a{font-size:17px}
}
@media(max-width:700px){.nav.open nav{padding:24px 22px 28px}}

.hero{position:relative;min-height:88vh;display:flex;align-items:flex-end;background:var(--tinta);color:#fff;padding:0;border-bottom:0;overflow:hidden}
.hero-bg{position:absolute;inset:-8% 0;background:url('photos/techo-terminado.jpeg') center 42%/cover no-repeat;filter:grayscale(.2) contrast(1.14) brightness(.78);will-change:transform}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,22,26,.34),rgba(22,22,26,.5) 45%,rgba(22,22,26,.9))}
.hero .wrap{position:relative;z-index:2;padding-top:110px;padding-bottom:54px;width:100%}
.hero h1{color:#fff;max-width:16ch}
.hero h1 em{font-style:normal;color:var(--verde-cl)}
.hero .lead{color:rgba(255,255,255,.82);margin-top:22px;max-width:52ch}
.hero .prod{font:700 12px/1 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.15em;color:rgba(255,255,255,.72);margin-bottom:24px}
.hero-act{display:flex;gap:24px;align-items:center;margin-top:32px;flex-wrap:wrap}

.phead{padding:clamp(46px,6vw,84px) 0 clamp(32px,4vw,52px);border-bottom:1px solid var(--linea)}
.phead .kick{font:700 11.5px/1 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.15em;color:var(--verde);margin-bottom:20px}
.phead h1{font-size:clamp(34px,4.4vw,58px);max-width:20ch}
.phead .lead{margin-top:20px;max-width:56ch;color:var(--cemento)}

.btn{font:600 16px/1 'IBM Plex Sans',sans-serif;padding:16px 28px;display:inline-flex;align-items:center;transition:background .18s,color .18s}
.btn-a{background:var(--verde);color:#fff}
.btn-a:hover{background:var(--tinta);color:#fff}
.btn-b{border:1px solid var(--linea);color:var(--tinta)}
.btn-b:hover{background:var(--tinta);color:#fff;border-color:var(--tinta)}
.link{color:#fff;border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:2px;font-size:16px}
.link:hover{color:#fff;border-color:#fff}
button.btn{border:0;cursor:pointer;margin-top:24px}

.opening{font-size:clamp(20px,1.9vw,26px);line-height:1.55;max-width:34ch}
.opening b{font-family:'Cedora',sans-serif;font-weight:700;border-bottom:2px solid var(--verde);padding-bottom:1px}
.opening-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,84px);align-items:center}
@media(max-width:840px){.opening-grid{grid-template-columns:1fr;gap:28px}.opening{max-width:none}}

.doc>*+*{margin-top:18px}
.doc p{max-width:var(--txt)}
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(34px,6vw,80px)}
@media(max-width:860px){.two{grid-template-columns:1fr;gap:44px}}
.hang>h2{max-width:24ch;margin-bottom:clamp(24px,3vw,38px)}
.side{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,4vw,60px);align-items:start}
.side.three{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3.2vw,44px)}
.side>div>h3{margin:0 0 8px}
.side>div>p{margin:0;max-width:44ch}
@media(max-width:960px){.side.three{gap:30px 30px}}
@media(max-width:660px){.side.three{grid-template-columns:1fr;gap:28px}}
@media(max-width:860px){.side{grid-template-columns:1fr;gap:30px}}

/* fotos: recorte controlado, encuadre estético */
.shot{background:var(--tinta)}
.shot .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,320px);gap:clamp(28px,4vw,56px);align-items:end;padding-top:clamp(40px,5vw,72px);padding-bottom:clamp(40px,5vw,72px)}
.shot .frame{aspect-ratio:4/3;overflow:hidden}
.shot img{width:100%;height:100%;object-fit:cover;object-position:center 42%}
.shot figcaption{color:#fff;padding-bottom:8px}
.shot figcaption b{font-family:'Cedora',sans-serif;font-weight:700;font-size:clamp(21px,2.3vw,30px);display:block;line-height:1.16}
.shot figcaption span{font:400 12px/1.65 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.11em;color:rgba(255,255,255,.6);display:block;margin-top:12px}
@media(max-width:860px){.shot .wrap{grid-template-columns:1fr;align-items:start}.shot .frame{aspect-ratio:3/2}}
.shot.wide .wrap{grid-template-columns:1fr}
.shot.wide .frame{aspect-ratio:21/9}
.shot.wide.r43 .frame{aspect-ratio:1600/1204;max-width:860px}
.shot.wide figcaption{padding-top:22px;padding-bottom:0}
.shot.wide figcaption b{max-width:24ch}
.shot.duo .wrap{grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,300px);align-items:end}
.shot.duo .frame{aspect-ratio:3/4}
@media(max-width:860px){.shot.duo .wrap{grid-template-columns:1fr 1fr}.shot.duo figcaption{grid-column:1/-1;padding-top:18px}}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,2.4vw,30px);margin-top:clamp(26px,3vw,38px)}
.pair figure{margin:0}
.pair img{width:100%;height:auto}
.pair figcaption{margin-top:12px;padding-top:11px;border-top:1px solid var(--linea);font-size:14.5px;color:var(--cemento)}
@media(max-width:700px){.pair{grid-template-columns:1fr;gap:26px}}
.trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,32px);margin-top:clamp(26px,3vw,38px)}
.trio figure{margin:0}
.trio img{width:100%;height:auto;background:#fff}
.trio figcaption{margin-top:14px;padding-top:12px;border-top:1px solid var(--linea);font:700 11.5px/1 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.13em;color:var(--cemento)}
@media(max-width:620px){.trio{grid-template-columns:1fr 1fr;gap:18px}.trio figure:last-child{grid-column:1/-1;max-width:50%}}

/* corte */
.cut{background:var(--blanco);border:1px solid var(--linea);padding:clamp(22px,3vw,38px);margin-top:30px}
.cut svg{width:100%;height:auto;display:block}
.cut .cap{margin-top:22px;padding-top:16px;border-top:1px solid var(--linea);font:400 12px/1.7 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.11em;color:var(--cemento)}
.callouts{margin-top:24px;border-top:1px solid var(--linea)}
.callouts div{display:grid;grid-template-columns:24px minmax(0,1fr);gap:14px;padding:12px 0;border-bottom:1px solid var(--linea-f);font-size:15.5px}
.callouts div:last-child{border-bottom:0}
.callouts i{font-style:normal;font-weight:700;font-size:13px;color:var(--verde)}

.tw{overflow-x:auto;margin-top:30px}
table{width:100%;border-collapse:collapse;font-size:15.5px;min-width:640px}
th,td{text-align:left;padding:15px 18px 15px 0;border-bottom:1px solid var(--linea-f);vertical-align:top}
thead th{font:700 11.5px/1.4 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.13em;color:var(--cemento);border-bottom:1px solid var(--tinta);padding-bottom:12px}
thead th.us{color:var(--verde);border-left:1px solid var(--tinta);border-right:1px solid var(--tinta);padding-left:18px}
tbody th{font-weight:400;color:var(--cemento);width:20%;font-size:15px}
td.us{font-weight:600;color:var(--tinta);border-left:1px solid var(--linea);border-right:1px solid var(--linea);padding-left:18px;background:var(--blanco)}
tbody tr:last-child td.us{border-bottom:1px solid var(--linea)}
tr.key td,tr.key th{font-size:17px}
tr.key td.us{color:var(--verde);font-weight:700}
.pend{color:var(--cemento);font-style:italic}

.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start;margin-top:30px}
@media(max-width:860px){.calc{grid-template-columns:1fr}}
.field{border-bottom:1px solid var(--linea);padding:14px 0 15px}
.field span{display:block;font:700 11.5px/1.4 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.13em;color:var(--cemento);margin-bottom:9px}
.field input,.field select,.field textarea{width:100%;font:400 18px/1.4 'IBM Plex Sans',sans-serif;color:var(--tinta);background:transparent;border:0;outline:none}
.field input::placeholder,.field textarea::placeholder{color:var(--cemento-cl)}
.field input:focus{color:var(--verde)}
.result{border-top:1px solid var(--tinta)}
.result .row{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid var(--linea-f);font-size:16px}
.result .row dt{color:var(--cemento)}
.result .row dd{font-variant-numeric:tabular-nums}
.result .row.total{border-bottom:1px solid var(--tinta);padding:20px 0}
.result .row.total dt{color:var(--tinta)}
.result .row.total dd{color:var(--verde);font-weight:600;font-size:clamp(19px,2vw,26px);white-space:nowrap}
.hidden{display:none}

.uses{border-top:1px solid var(--linea);margin-top:24px;columns:2;column-gap:44px}
@media(max-width:640px){.uses{columns:1}}
.uses li{list-style:none;padding:12px 0;border-bottom:1px solid var(--linea-f);break-inside:avoid;font-size:16px}
.steps{counter-reset:s;border-top:1px solid var(--linea);margin-top:24px}
.steps li{list-style:none;counter-increment:s;padding:18px 0 20px 44px;border-bottom:1px solid var(--linea-f);position:relative}
.steps li::before{content:counter(s);position:absolute;left:0;top:21px;font:700 14px/1 'Cedora',sans-serif;color:var(--verde)}
.steps p{color:var(--cemento);margin-top:5px;max-width:48ch;font-size:16px}
.deal-list{border-top:1px solid var(--linea);margin-top:24px}
.deal-list div{display:grid;grid-template-columns:170px minmax(0,1fr);gap:20px;padding:14px 0;border-bottom:1px solid var(--linea-f)}
.deal-list dt{font:700 11.5px/1.5 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.12em;color:var(--cemento)}
@media(max-width:560px){.deal-list div{grid-template-columns:1fr;gap:4px}}

/* bloque fabricante */
.maker{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(24px,3vw,44px);align-items:center;border-top:1px solid var(--linea);padding-top:clamp(22px,2.6vw,30px)}
.opening-grid .maker{border-top:0;padding-top:0}
.maker p{max-width:44ch;margin:0}
.maker .mlogo{height:46px;width:auto;opacity:.85}
@media(max-width:700px){.maker{grid-template-columns:1fr;gap:18px}}
.maker-top{display:flex;align-items:center;gap:clamp(22px,3vw,40px);flex-wrap:wrap;padding:22px 0;border-top:1px solid var(--linea);border-bottom:1px solid var(--linea);margin-bottom:clamp(30px,4vw,48px)}
.maker-top img{height:46px;width:auto}
.maker-top p{max-width:46ch;margin:0}

.amb{background:var(--papel);border-bottom:1px solid var(--linea)}
.amb .wrap{padding-top:clamp(40px,5vw,72px);padding-bottom:clamp(34px,4vw,56px)}
.amb .frame{overflow:hidden;max-width:860px}
.amb img{width:100%;height:100%;object-fit:cover}
.amb figcaption{margin-top:14px;font:400 12px/1.6 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.13em;color:var(--cemento)}
.close-act{display:flex;gap:24px;align-items:center;margin-top:30px;flex-wrap:wrap}

footer{background:var(--tinta);color:rgba(255,255,255,.6);padding:56px 0 32px;font-size:15px}
footer a{color:rgba(255,255,255,.82)}
footer a:hover{color:#fff}
.fgrid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:44px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.16)}
@media(max-width:760px){.fgrid{grid-template-columns:1fr 1fr}}
footer h4{font:700 11.5px/1 'Cedora',sans-serif;text-transform:uppercase;letter-spacing:.14em;color:rgba(255,255,255,.45);margin-bottom:16px}
footer ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.fbrand{height:19px;width:auto;margin-bottom:16px}
.fbot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center;padding-top:22px;font:400 12px/1.5 'Cedora',sans-serif;letter-spacing:.06em;color:rgba(255,255,255,.42)}
.fmaker{display:inline-flex;align-items:center;gap:10px}
.fmaker img{height:20px;width:auto;filter:grayscale(1) brightness(2.4);opacity:.55}
.wa-f{position:fixed;right:22px;bottom:22px;z-index:80;width:54px;height:54px;background:var(--verde);color:#fff;display:flex;align-items:center;justify-content:center}
.wa-f:hover{background:var(--tinta);color:#fff}
.wa-f svg{width:26px;height:26px}