:root{
    box-sizing:border-box;
    --paper:#FFFFFF;
    --panel:#F1F1EE;
    --ink:#17140F;
    --ink-2:#2A2621;
    --text:#211E1A;
    --text-soft:#5C574F;
    --line:#DEDBD2;
    --red:#B5202F;
    --red-deep:#8A1A24;
    --green:#0B6B3A;
    --steel:#5B5854;
    --sand:#C6A876;
    --shadow: 0 10px 30px -18px rgba(23,20,15,.45);
    padding-top:env(safe-area-inset-top,0px);
    padding-bottom:env(safe-area-inset-bottom,0px);
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --paper:#15130F;
      --panel:#1E1B16;
      --ink:#0C0A08;
      --text:#EDE9E1;
      --text-soft:#B3AC9F;
      --line:#332F27;
      --shadow: 0 10px 30px -16px rgba(0,0,0,.6);
    }
  }
  :root[data-theme="dark"]{
    --paper:#15130F;
    --panel:#1E1B16;
    --ink:#0C0A08;
    --text:#EDE9E1;
    --text-soft:#B3AC9F;
    --line:#332F27;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth; scroll-padding-top:78px; -webkit-text-size-adjust:100%;}
  html,body{height:auto; min-height:100%;}
  body{
    margin:0; background:var(--paper); color:var(--text);
    font-family:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;
    font-size:16px; line-height:1.6; overflow-x:hidden;
  }
  img{max-width:100%; display:block;}
  a{color:inherit;}
  h1,h2,h3{
    font-family:'Barlow Condensed',system-ui,sans-serif;
    font-weight:800; letter-spacing:.01em; margin:0; color:var(--text);
  }
  .wrap{max-width:1180px; margin:0 auto; padding:0 24px;}
  .scrollx{max-width:100%; overflow-x:auto;}

  /* ---------- Header ---------- */
  header{
    position:fixed; top:0; left:0; right:0; z-index:50;
    padding-top:env(safe-area-inset-top,0px);
    background:transparent;
    transition:background .25s ease, box-shadow .25s ease, border-color .25s ease;
    border-bottom:1px solid transparent;
  }
  header.solid{
    background:var(--paper);
    border-bottom-color:var(--line);
    box-shadow:0 2px 20px -14px rgba(0,0,0,.35);
  }
  .nav{display:flex; align-items:center; justify-content:space-between; height:72px;}
  .brand{display:flex; align-items:center; gap:10px; text-decoration:none;}
  .brand img{height:44px; width:auto;}
  .navlinks{display:flex; align-items:center; gap:30px;}
  .navlinks a{
    text-decoration:none; font-size:14.5px; font-weight:600; color:inherit; opacity:.86;
    padding:6px 2px; border-bottom:2px solid transparent;
  }
  .navlinks a:hover{opacity:1; border-color:var(--red);}
  .navcall{
    display:inline-flex; align-items:center; gap:8px;
    background:var(--red); color:#fff !important; font-weight:700; font-size:14px;
    padding:10px 18px; text-decoration:none; border:none;
  }
  .navcall:hover{background:var(--red-deep);}
  header:not(.solid) .navlinks a{color:#fff;}
  header:not(.solid) .navlinks a:hover{color:#fff;}
  .menu-btn{display:none; background:none; border:none; padding:8px; cursor:pointer;}
  .menu-btn span, .menu-btn span::before, .menu-btn span::after{
    content:""; display:block; width:24px; height:2px; background:currentColor; position:relative; transition:.2s;
  }
  .menu-btn span::before{position:absolute; top:-8px;}
  .menu-btn span::after{position:absolute; top:8px;}
  header:not(.solid) .menu-btn{color:#fff;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative; min-height:100vh; min-height:100svh; display:flex; align-items:flex-end;
    background-color:#111; overflow:hidden;
  }
  .hero-bg{
    position:absolute; inset:0; width:100%; height:100%;
    object-fit:cover; object-position:center 38%; z-index:0;
  }
  .hero::before{
    content:""; position:absolute; inset:0; z-index:1;
    background:
      linear-gradient(180deg, rgba(9,8,6,.58) 0%, rgba(9,8,6,.46) 32%, rgba(9,8,6,.62) 58%, rgba(9,8,6,.93) 100%);
  }
  .hero-inner{position:relative; z-index:2; width:100%; padding:150px 0 64px; text-shadow:0 2px 16px rgba(0,0,0,.55);}
  .eyebrow{
    color:var(--sand); font-weight:700; font-size:13.5px; letter-spacing:.14em;
    display:flex; align-items:center; gap:10px; margin-bottom:18px;
  }
  .eyebrow::before{content:""; width:26px; height:2px; background:var(--red); display:block;}
  .hero h1{
    color:#fff; font-size:clamp(40px,7vw,84px); line-height:.98; max-width:920px; text-transform:uppercase;
  }
  .hero h1 em{font-style:normal; color:var(--sand);}
  .hero p{
    color:#EDE7DA; font-size:clamp(16px,2vw,19px); max-width:560px; margin:22px 0 0; font-weight:400;
  }
  .hero-cta{display:flex; flex-wrap:wrap; gap:14px; margin-top:34px;}
  .btn{
    display:inline-flex; align-items:center; gap:10px; text-decoration:none;
    font-weight:700; font-size:15px; padding:15px 26px; border:2px solid transparent; white-space:nowrap;
  }
  .btn-primary{background:var(--red); color:#fff;}
  .btn-primary:hover{background:var(--red-deep);}
  .btn-ghost{border-color:rgba(255,255,255,.55); color:#fff;}
  .btn-ghost:hover{border-color:#fff; background:rgba(255,255,255,.08);}
  .hero-strip{
    position:relative; z-index:2; border-top:1px solid rgba(255,255,255,.18);
    display:flex; flex-wrap:wrap; gap:0; background:rgba(9,8,6,.72);
  }
  .hero-strip .item{
    flex:1 1 200px; padding:18px 24px calc(18px + env(safe-area-inset-bottom,0px));
    border-right:1px solid rgba(255,255,255,.18);
  }
  .hero-strip .item:last-child{border-right:none;}
  .hero-strip b{display:block; color:#fff; font-family:'Barlow Condensed'; font-size:15px; font-weight:700; letter-spacing:.02em;}
  .hero-strip span{color:#C9C2B4; font-size:13px;}

  /* ---------- Sections generic ---------- */
  section{padding:96px 0;}
  .kicker{
    display:flex; align-items:center; gap:12px; margin-bottom:16px;
    font-weight:700; font-size:13.5px; letter-spacing:.12em; color:var(--red);
  }
  .kicker::before{content:""; width:26px; height:2px; background:var(--green);}
  .section-title{font-size:clamp(30px,4vw,46px); text-transform:uppercase; line-height:1.02;}
  .section-lede{color:var(--text-soft); font-size:17px; max-width:640px; margin-top:16px;}

  /* ---------- Quienes somos ---------- */
  .about{background:var(--panel);}
  .about-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:64px; margin-top:56px; align-items:start;}
  .about-text p{color:var(--text-soft); font-size:16px; margin:0 0 16px;}
  .about-text .lead{color:var(--text); font-size:18.5px; font-weight:500; margin-bottom:22px;}
  .commitments{list-style:none; margin:28px 0 0; padding:0; display:grid; gap:16px;}
  .commitments li{display:flex; gap:14px; align-items:flex-start; font-size:15px; color:var(--text-soft);}
  .commitments svg{flex:none; margin-top:3px; width:19px; height:19px; stroke:var(--green);}

  .dossier{
    background:var(--paper); border:1px solid var(--line); box-shadow:var(--shadow);
  }
  .dossier-head{
    padding:22px 26px; border-bottom:1px solid var(--line);
    display:flex; justify-content:space-between; align-items:center;
  }
  .dossier-head span{font-family:'Barlow Condensed'; font-weight:700; font-size:14px; letter-spacing:.1em; color:var(--text-soft); text-transform:uppercase;}
  .dossier-head b{font-family:'Barlow Condensed'; font-weight:700; font-size:14px; letter-spacing:.08em; color:var(--red);}
  .dossier-row{padding:24px 26px; border-bottom:1px solid var(--line);}
  .dossier-row:last-child{border-bottom:none;}
  .dossier-row h4{
    font-family:'Barlow Condensed'; font-size:20px; font-weight:700; text-transform:uppercase;
    letter-spacing:.03em; color:var(--text); margin-bottom:8px;
  }
  .dossier-row p{margin:0; color:var(--text-soft); font-size:14.8px;}

  /* ---------- Services ---------- */
  .services{background:var(--paper);}
  .service-block{
    display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center;
    padding:56px 0; border-top:1px solid var(--line);
  }
  .service-block:last-child{padding-bottom:0;}
  .service-block.reverse .figure{order:2;}
  .service-block.reverse .copy{order:1;}
  .service-num{font-family:'Barlow Condensed'; font-size:14px; font-weight:700; color:var(--steel); letter-spacing:.1em;}
  .service-block h3{font-size:clamp(24px,3vw,34px); text-transform:uppercase; margin:8px 0 14px;}
  .service-block p{color:var(--text-soft); font-size:15.3px; margin:0 0 18px;}
  .service-list{list-style:none; margin:0; padding:0; display:grid; gap:9px;}
  .service-list li{
    font-size:14.3px; color:var(--text); padding-left:16px; position:relative;
  }
  .service-list li::before{
    content:""; position:absolute; left:0; top:9px; width:6px; height:6px; background:var(--red);
  }
  .figure{position:relative; height:400px;}
  .figure .ph{
    position:absolute; border:6px solid var(--paper); box-shadow:0 14px 34px -16px rgba(0,0,0,.4);
    object-fit:cover; background:var(--panel);
  }
  .figure .ph1{width:64%; height:82%; top:0; left:0; z-index:2;}
  .figure .ph2{width:50%; height:54%; bottom:0; right:0; z-index:3; transform:rotate(2deg);}
  .figure .ph3{width:36%; height:44%; top:12%; right:6%; z-index:1; transform:rotate(-3deg);}

  /* ---------- Values strip ---------- */
  .values{background:var(--ink); color:#fff;}
  .values .section-title, .values .kicker{color:#fff;}
  .values .kicker{color:var(--sand);}
  .values-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; margin-top:52px; background:rgba(255,255,255,.14);}
  .value-item{background:var(--ink); padding:32px 26px;}
  .value-item svg{width:26px; height:26px; stroke:var(--sand); margin-bottom:18px;}
  .value-item h4{font-family:'Barlow Condensed'; font-size:19px; font-weight:700; text-transform:uppercase; margin-bottom:8px;}
  .value-item p{margin:0; font-size:13.8px; color:#C9C2B4;}

  /* ---------- Contact ---------- */
  .contact{background:var(--panel);}
  .contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:0; margin-top:52px; border:1px solid var(--line);}
  .contact-info{background:var(--paper); padding:44px;}
  .contact-info .row{display:flex; justify-content:space-between; gap:20px; padding:16px 0; border-bottom:1px solid var(--line); font-size:14.6px;}
  .contact-info .row:first-child{padding-top:0;}
  .contact-info .row:last-child{border-bottom:none; padding-bottom:0;}
  .contact-info .row span:first-child{color:var(--text-soft);}
  .contact-info .row span:last-child{font-weight:600; text-align:right;}
  .contact-actions{background:var(--ink); color:#fff; padding:44px; display:flex; flex-direction:column; justify-content:center; gap:18px;}
  .contact-actions h3{color:#fff; font-size:26px; text-transform:uppercase; margin-bottom:6px;}
  .contact-actions > p{color:#C9C2B4; font-size:14.5px; margin:0 0 12px;}
  .contact-btn{
    display:flex; align-items:center; justify-content:space-between; gap:14px;
    background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.22);
    padding:16px 18px; text-decoration:none; color:#fff; font-weight:600; font-size:15px;
  }
  .contact-btn:hover{background:rgba(255,255,255,.13);}
  .contact-btn .arrow{opacity:.6;}

  footer{background:var(--ink); color:#8f8a80; padding:34px 0; border-top:1px solid rgba(255,255,255,.1);}
  .foot-grid{display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; font-size:13px;}
  .foot-note{max-width:520px; color:#726d64;}

  @media (max-width:920px){
    .navlinks{
      position:fixed; inset:0 0 0 auto; width:min(78vw,320px); height:100vh; height:100svh;
      background:var(--paper); flex-direction:column; align-items:flex-start; justify-content:flex-start;
      padding:100px 30px 30px; gap:22px; transform:translateX(100%); transition:transform .3s ease;
      box-shadow:-18px 0 40px -20px rgba(0,0,0,.3);
    }
    .navlinks.open{transform:translateX(0);}
    .navlinks a, header .navlinks a{color:var(--text) !important;}
    .navcall{width:100%; justify-content:center;}
    .menu-btn{display:block; color:inherit;}
    header:not(.solid) .menu-btn{color:#fff;}
    header.nav-open{background:var(--paper); border-color:var(--line);}
    header.nav-open .menu-btn{color:var(--text);}
    .about-grid{grid-template-columns:1fr; gap:44px;}
    .service-block, .service-block.reverse{grid-template-columns:1fr; gap:30px;}
    .service-block .figure, .service-block.reverse .figure{order:1;}
    .service-block .copy, .service-block.reverse .copy{order:2;}
    .figure{height:300px; margin-bottom:10px;}
    .values-grid{grid-template-columns:1fr 1fr;}
    .contact-grid{grid-template-columns:1fr;}
    .hero-strip{display:none;}
  }
  @media (max-width:560px){
    .wrap{padding:0 18px;}
    section{padding:68px 0;}
    .contact-info, .contact-actions{padding:30px 22px;}
    .values-grid{grid-template-columns:1fr;}
  }

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{transition-duration:.001ms !important;}
  }