:root{
  --green:#1E3B33; --green-2:#2A4E44; --lime:#C8D66A;
  --concrete:#DCD7CC; --paper:#F5F2EC; --ink:#17201D; --mute:#6B6F68; --line:rgba(30,59,51,.16);
  --accent:var(--lime);
  --font-display:"Bricolage Grotesque",sans-serif;
  --font-body:"Hanken Grotesk",sans-serif;
  --font-mono:"JetBrains Mono",monospace;
  --pad:clamp(20px,5vw,72px);
  --max:1360px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.mono{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.display{font-family:var(--font-display);font-weight:600;letter-spacing:-.035em;line-height:1.02}
.mute{color:var(--mute)}
p{text-wrap:pretty}
h1,h2,h3{text-wrap:balance}

/* ---------- NAV ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.solid{background:rgba(245,242,236,.92);backdrop-filter:blur(14px);border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:10px;color:var(--green)}
.brand-word{font-family:"Bricolage Grotesque",sans-serif;font-weight:700;letter-spacing:-.035em;font-size:25px;line-height:1}
.nav-links{display:flex;gap:34px;font-size:15px}
.nav-links a{position:relative;color:var(--ink);opacity:.8;transition:opacity .2s}
.nav-links a:hover{opacity:1}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:-4px;height:1px;background:currentColor;transition:right .3s}
.nav-links a:hover::after{right:0}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:999px;font-size:15px;font-weight:500;border:1px solid var(--green);transition:background .25s,color .25s,transform .25s;cursor:pointer;background:transparent}
.btn.solid{background:var(--green);color:var(--paper)}
.btn.solid:hover{background:var(--ink)}
.btn.ghost:hover{background:var(--green);color:var(--paper)}
.btn .arr{transition:transform .25s}
.btn:hover .arr{transform:translateX(4px)}
.menu-btn{display:none;background:none;border:0;cursor:pointer;width:44px;height:44px}
@media (max-width:960px){.nav-links,.nav .btn{display:none}.menu-btn{display:block}}
.mobile-menu{position:fixed;inset:76px 0 0 0;background:var(--paper);z-index:49;padding:40px var(--pad);display:flex;flex-direction:column;gap:22px}
.mobile-menu a{font-family:var(--font-display);font-size:34px;letter-spacing:-.03em;color:var(--green)}

/* ---------- HERO ---------- */
.hero{min-height:100vh;padding-top:120px;padding-bottom:56px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.hero h1{font-size:clamp(52px,8.6vw,138px);color:var(--green);max-width:11ch}
.hero h1 em{font-style:normal;color:var(--ink);opacity:.32}
.hero-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:end;flex:1;padding-top:40px}
.hero-lede{max-width:430px;font-size:19px;color:#3d4440;margin-bottom:28px}
.hero-foot{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);margin-top:56px}
.hero-foot a{padding:18px 16px 4px 0;display:flex;flex-direction:column;gap:6px;border-right:1px solid var(--line);padding-left:16px;transition:background .25s}
.hero-foot a:first-child{padding-left:0}
.hero-foot a:last-child{border-right:0}
.hero-foot a:hover .hf-t{color:var(--green)}
.hf-t{font-family:var(--font-display);font-size:22px;letter-spacing:-.02em;font-weight:500}
.slabs{position:relative;height:min(62vh,560px);width:100%}
.slab{position:absolute;background:var(--green);border-radius:3px;transition:transform 1.2s cubic-bezier(.2,.8,.2,1),opacity 1s}
.slab.lime{background:var(--accent)}
.slab.concrete{background:var(--concrete)}
.hero-photo{height:min(62vh,560px);border-radius:4px;overflow:hidden}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr}.slabs,.hero-photo{height:300px}.hero-foot{grid-template-columns:1fr 1fr}.hero-foot a{border-right:0;padding-left:0}}

/* ---------- PLACEHOLDER ---------- */
.ph{background:repeating-linear-gradient(135deg,rgba(30,59,51,.07) 0 1px,transparent 1px 12px),var(--concrete);display:flex;align-items:flex-end;justify-content:flex-start;padding:16px;color:var(--green);width:100%;height:100%;border-radius:4px}
.ph span{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;background:var(--paper);padding:6px 9px;border-radius:2px}

/* ---------- SECTIONS ---------- */
section.block{padding:clamp(88px,12vw,168px) 0}
.sec-head{display:grid;grid-template-columns:1fr 2fr;gap:48px;margin-bottom:72px;align-items:start}
.sec-head h2{font-size:clamp(38px,5vw,72px);color:var(--green)}
.sec-head p{max-width:520px;font-size:18px;color:#3d4440;margin-top:22px}
.idx{display:flex;align-items:center;gap:10px;color:var(--green)}
.idx::before{content:"";width:8px;height:8px;background:var(--accent);border-radius:1px}
@media (max-width:860px){.sec-head{grid-template-columns:1fr;gap:20px;margin-bottom:48px}}

/* manifesto */
.manifesto{font-family:var(--font-display);font-size:clamp(30px,3.8vw,56px);letter-spacing:-.03em;line-height:1.15;color:var(--green);max-width:20ch;font-weight:500}
.manifesto span{opacity:.35}
.sec-head p.manifesto{font-size:clamp(30px,3.8vw,56px);max-width:20ch;color:var(--green);margin-top:0}

/* ---------- SERVICES ---------- */
.cat{display:grid;grid-template-columns:1fr 2fr;gap:48px;border-top:1px solid var(--line);padding:44px 0}
.cat:last-child{border-bottom:1px solid var(--line)}
.cat-name{display:flex;flex-direction:column;gap:10px;position:sticky;top:110px;align-self:start}
.cat-name h3{font-family:var(--font-display);font-size:clamp(34px,3.6vw,52px);font-weight:600;letter-spacing:-.035em;line-height:1;color:var(--green)}
.cat-name p{color:var(--mute);font-size:15px;max-width:280px}
.svc-list{display:flex;flex-direction:column}
.svc{border-bottom:1px solid var(--line);cursor:pointer}
.svc:last-child{border-bottom:0}
.svc-row{display:grid;grid-template-columns:56px 1fr 40px;align-items:center;padding:20px 0;gap:12px}
.svc-row .num{font-family:var(--font-mono);font-size:12px;color:var(--mute)}
.svc-row h4{font-family:var(--font-display);font-weight:500;font-size:clamp(20px,1.9vw,27px);letter-spacing:-.02em;line-height:1.2}
.plus{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:transform .35s,background .25s}
.svc.open .plus{transform:rotate(45deg);background:var(--accent);border-color:var(--accent)}
.svc-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s cubic-bezier(.2,.8,.2,1)}
.svc.open .svc-body{grid-template-rows:1fr}
.svc-body>div{overflow:hidden}
.svc-inner{padding:0 0 28px 68px;display:grid;grid-template-columns:1.3fr 1fr;gap:32px}
.svc-inner p{color:#3d4440;font-size:16px}
.chips{display:flex;flex-wrap:wrap;gap:6px;align-content:flex-start}
.chip{font-size:13px;padding:5px 11px;border:1px solid var(--line);border-radius:999px;color:var(--green)}
@media (max-width:860px){.cat{grid-template-columns:1fr;gap:20px}.cat-name{position:static}.svc-inner{grid-template-columns:1fr;padding-left:0}}

/* ---------- DARK BAND (suministro) ---------- */
.dark{background:var(--green);color:var(--paper)}
.dark .sec-head h2{color:var(--paper)}
.dark .sec-head p{color:rgba(245,242,236,.72)}
.dark .idx{color:var(--paper)}
.supply{display:grid;grid-template-columns:1.25fr 1fr;gap:56px}
.catalog{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(245,242,236,.14);border:1px solid rgba(245,242,236,.14);border-radius:4px;overflow:hidden;align-self:start}
.cat-item{background:var(--green);padding:26px 24px 24px;display:flex;flex-direction:column;gap:10px;cursor:pointer;transition:background .25s;position:relative;min-height:170px}
.cat-item:hover{background:var(--green-2)}
.cat-item.sel{background:var(--green-2)}
.cat-item .check{position:absolute;top:22px;right:22px;width:22px;height:22px;border-radius:4px;border:1px solid rgba(245,242,236,.35);display:grid;place-items:center;transition:.2s}
.cat-item.sel .check{background:var(--accent);border-color:var(--accent);color:var(--green)}
.cat-item h4{font-family:var(--font-display);font-size:24px;font-weight:500;letter-spacing:-.02em;margin-top:auto}
.cat-item p{font-size:14px;color:rgba(245,242,236,.62)}
.quote{background:var(--paper);color:var(--ink);border-radius:4px;padding:32px;align-self:start}
.quote h3{font-family:var(--font-display);font-size:30px;letter-spacing:-.03em;color:var(--green);font-weight:600;margin-bottom:6px}

/* ---------- FORMS ---------- */
.field{display:flex;flex-direction:column;gap:6px;margin-top:18px}
.field label{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute)}
.field input,.field select,.field textarea{background:transparent;border:0;border-bottom:1px solid rgba(23,32,29,.25);padding:10px 0;font-size:16px;outline:none;transition:border-color .2s;border-radius:0}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green)}
.field textarea{resize:vertical;min-height:90px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--mute);margin-top:22px;line-height:1.5}
.consent input{margin-top:3px;accent-color:var(--green);width:16px;height:16px;flex:none}
.consent a{text-decoration:underline;color:var(--green)}
.sel-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;min-height:28px}
.sel-tags .chip{background:var(--concrete);border-color:transparent}
.sent{padding:28px 0;display:flex;flex-direction:column;gap:12px}
@media (max-width:960px){.supply{grid-template-columns:1fr}.row2{grid-template-columns:1fr}}

/* ---------- PROJECTS ---------- */
.proj-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.proj{display:flex;flex-direction:column;gap:14px;cursor:pointer}
.proj .img{overflow:hidden;border-radius:4px;aspect-ratio:4/3}
.proj .img>*{transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.proj:hover .img>*{transform:scale(1.03)}
.proj-meta{display:flex;justify-content:space-between;gap:16px;align-items:baseline}
.proj-meta h4{font-family:var(--font-display);font-weight:500;font-size:22px;letter-spacing:-.02em}
.p-a{}.p-b{grid-column:span 5}.p-b .img{aspect-ratio:4/4.1}
.p-c{grid-column:span 4}.p-d{grid-column:span 4}.p-e{grid-column:span 4}
.p-c .img,.p-d .img,.p-e .img{aspect-ratio:4/5}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:36px}
.filters button{border:1px solid var(--line);background:none;border-radius:999px;padding:8px 16px;font-size:14px;cursor:pointer;transition:.2s}
.filters button.on{background:var(--green);color:var(--paper);border-color:var(--green)}
.pending{border:1px dashed rgba(30,59,51,.35);border-radius:4px;padding:18px 20px;display:flex;gap:14px;align-items:center;margin-bottom:28px;font-size:14px;color:var(--green)}
@media (max-width:860px){.proj-grid>*{grid-column:span 12!important}}

/* ---------- ABOUT ---------- */
.about{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.about .ph{aspect-ratio:4/5}
.values{display:grid;grid-template-columns:1fr 1fr;gap:28px 36px;margin-top:44px}
.values h5{font-family:var(--font-display);font-size:20px;font-weight:600;letter-spacing:-.02em;color:var(--green);margin-bottom:6px}
.values p{font-size:15px;color:#3d4440}
@media (max-width:860px){.about{grid-template-columns:1fr}.values{grid-template-columns:1fr}}

/* ---------- CONTACT ---------- */
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:64px}
.contact-data{display:flex;flex-direction:column;gap:28px}
.contact-data .big{font-family:var(--font-display);font-size:clamp(26px,2.6vw,38px);letter-spacing:-.03em;color:var(--green);line-height:1.15;font-weight:500}
.contact-data a.big:hover{text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:1px}
.map{border-radius:4px;overflow:hidden;aspect-ratio:16/10;border:1px solid var(--line);filter:grayscale(1) contrast(.95) sepia(.12)}
.map iframe{width:100%;height:100%;border:0}
@media (max-width:960px){.contact{grid-template-columns:1fr}}

/* ---------- FOOTER ---------- */
footer{background:var(--ink);color:rgba(245,242,236,.75);padding:80px 0 36px;font-size:14px}
.f-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:64px}
footer h6{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:rgba(245,242,236,.45);margin-bottom:16px;font-weight:400}
footer ul{list-style:none;display:flex;flex-direction:column;gap:8px}
footer a:hover{color:var(--paper)}
.f-big{font-family:"Bricolage Grotesque";font-weight:700;letter-spacing:-.05em;font-size:clamp(80px,17vw,260px);line-height:.8;color:var(--paper);opacity:.08;margin-bottom:-.06em;user-select:none}
.f-bot{display:flex;justify-content:space-between;border-top:1px solid rgba(245,242,236,.12);padding-top:24px;gap:20px;flex-wrap:wrap}
@media (max-width:860px){.f-top{grid-template-columns:1fr 1fr}}

/* WhatsApp */
.wa{position:fixed;right:24px;bottom:24px;z-index:60;width:58px;height:58px;border-radius:50%;background:var(--green);color:var(--paper);display:grid;place-items:center;box-shadow:0 14px 30px -10px rgba(30,59,51,.6);transition:transform .25s}
.wa:hover{transform:scale(1.07)}
.wa .tip{position:absolute;right:70px;white-space:nowrap;background:var(--ink);color:var(--paper);font-size:13px;padding:7px 12px;border-radius:4px;opacity:0;transform:translateX(6px);transition:.25s;pointer-events:none}
.wa:hover .tip{opacity:1;transform:none}

/* reveal */
.rv{opacity:0;transform:translateY(24px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}

/* ---------- REAL PHOTOS ---------- */
img.cover{width:100%;height:100%;object-fit:cover;display:block}
img.cover.bars{transform:scale(1.25)}
.proj:hover .img>img.cover.bars{transform:scale(1.29)}
.hero-photo img{border-radius:4px}
.proj .img{position:relative;background:var(--concrete)}
.proj-more{position:absolute;right:12px;bottom:12px;background:var(--paper);color:var(--green);padding:6px 10px;border-radius:2px;font-size:11px;opacity:0;transform:translateY(6px);transition:.3s}
.proj:hover .proj-more{opacity:1;transform:none}
.proj-sub{font-size:14px;color:var(--mute);margin-top:-8px}
.proj-grid{row-gap:44px}

/* modal */
.pm{position:fixed;inset:0;z-index:100;background:rgba(15,22,19,.92);display:flex;align-items:center;justify-content:center;padding:3vw;animation:pmIn .3s ease}
@keyframes pmIn{from{opacity:0}to{opacity:1}}
.pm-in{display:grid;grid-template-columns:1fr 380px;width:100%;max-width:1400px;height:min(88vh,860px);background:var(--paper);border-radius:4px;overflow:hidden}
.pm-stage{position:relative;background:#0e1311;display:flex;align-items:center;justify-content:center;overflow:hidden}
.pm-stage img{max-width:100%;max-height:100%;object-fit:contain;animation:pmIn .35s ease}
.pm-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;border:0;background:rgba(245,242,236,.92);color:var(--green);font-size:18px;cursor:pointer}
.pm-nav.l{left:18px}.pm-nav.r{right:18px}
.pm-count{position:absolute;left:18px;bottom:16px;color:rgba(245,242,236,.75)}
.pm-info{padding:36px 32px;overflow:auto;position:relative}
.pm-info h3{font-family:var(--font-display);font-size:36px;font-weight:600;letter-spacing:-.03em;line-height:1.05;color:var(--green);margin:16px 0 14px}
.pm-info p{color:#3d4440;font-size:16px}
.pm-info dl{margin-top:22px;border-top:1px solid var(--line)}
.pm-info dl div{display:grid;grid-template-columns:100px 1fr;padding:11px 0;border-bottom:1px solid var(--line);font-size:15px}
.pm-info dt{font-size:11px;color:var(--mute);padding-top:3px}
.pm-x{position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:none;cursor:pointer;color:var(--green)}
.pm-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:24px}
.pm-thumbs button{aspect-ratio:1;border:0;padding:0;border-radius:2px;overflow:hidden;cursor:pointer;opacity:.55;transition:.2s;outline:2px solid transparent;outline-offset:1px}
.pm-thumbs button.on,.pm-thumbs button:hover{opacity:1}
.pm-thumbs button.on{outline-color:var(--green)}
@media (max-width:900px){.pm-in{grid-template-columns:1fr;grid-template-rows:55% 45%;height:92vh}.pm{padding:10px}}

/* before / after */
.ba-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ba-frame{position:relative;aspect-ratio:4/5;border-radius:4px;overflow:hidden;cursor:ew-resize;user-select:none;touch-action:none;background:var(--concrete)}
.ba-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.ba-tag{position:absolute;top:12px;background:var(--paper);color:var(--green);padding:5px 9px;font-size:10.5px;border-radius:2px}
.ba-tag.l{left:12px}.ba-tag.r{right:12px;background:var(--accent)}
.ba-handle{position:absolute;top:0;bottom:0;width:2px;background:var(--paper);transform:translateX(-1px)}
.ba-handle span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:42px;height:42px;border-radius:50%;background:var(--paper);color:var(--green);display:grid;place-items:center;font-size:16px;box-shadow:0 6px 18px rgba(0,0,0,.25)}
.ba figcaption{display:flex;justify-content:space-between;margin-top:12px;font-family:var(--font-display);font-size:20px;letter-spacing:-.02em;font-weight:500}
@media (max-width:860px){.ba-grid{grid-template-columns:1fr}}

/* about */
.about-img{aspect-ratio:4/5;border-radius:4px;overflow:hidden}
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(30,59,51,.25);margin-top:88px}
.stats>div{padding:28px 24px 0 0;border-right:1px solid rgba(30,59,51,.18);padding-left:24px}
.stats>div:first-child{padding-left:0}.stats>div:last-child{border-right:0}
.stat-n{font-family:var(--font-display);font-size:clamp(34px,3.6vw,54px);font-weight:600;letter-spacing:-.04em;color:var(--green);line-height:1}
.stat-l{font-size:14px;color:#3d4440;margin-top:10px;max-width:220px}
.tl{margin-top:96px}
.tl-list{max-height:440px;overflow:auto;border-top:1px solid rgba(30,59,51,.25)}
.tl-row{display:grid;grid-template-columns:80px 1.2fr 1fr 1.4fr;gap:20px;padding:15px 0;border-bottom:1px solid rgba(30,59,51,.14);font-size:15px;align-items:baseline}
.tl-row .mono{color:var(--green)}
.tl-t{font-family:var(--font-display);font-weight:500;font-size:18px;letter-spacing:-.015em;color:var(--ink)}
.tl-l,.tl-d{color:#4a514c}
@media (max-width:860px){.stats{grid-template-columns:1fr 1fr;row-gap:28px}.stats>div{border-right:0;padding-left:0}.tl-row{grid-template-columns:60px 1fr}.tl-l,.tl-d{grid-column:2}}

/* ---------- additions (production) ---------- */
.form-err{color:#9a2b1f;font-size:14px;margin-top:14px}
.form-err[hidden],.sent[hidden],.pm[hidden],.mobile-menu[hidden],.proj[hidden]{display:none!important}
button.svc-row{font:inherit;color:inherit}
.svc-row:focus-visible,.cat-item:focus-visible,.proj:focus-visible,.btn:focus-visible,.filters button:focus-visible,.tl-list:focus-visible{outline:2px solid var(--green);outline-offset:3px}
.cat-item{font:inherit}
.btn:disabled{opacity:.6;cursor:wait}
a.svc{display:block}