:root{
  --ink:#14232e; --steel:#3f5a6b; --mist:#e6ebee; --paper:#f4f6f7; --line:#c9d3d9; --ochre:#e0b43c; --ochre-d:#b98f1c;
  --head:"Archivo","Arial Narrow",Arial,sans-serif; --body:"IBM Plex Sans",Arial,sans-serif;
  --wrap:1280px; --pad:clamp(20px,4vw,48px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--body);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2,h3{font-family:var(--head);line-height:1.1;letter-spacing:-.01em}
h1{font-size:clamp(2.4rem,5.4vw,4.6rem);font-weight:800;font-stretch:112%}
h2{font-size:clamp(1.9rem,3.6vw,3rem);font-weight:700;font-stretch:108%}
h3{font-size:1.2rem;font-weight:650}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.section{padding:clamp(72px,9vw,128px) 0}
:focus-visible{outline:3px solid var(--ochre-d);outline-offset:3px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--head);font-weight:800;font-stretch:112%;font-size:1.15rem}
.brand small{font-weight:500;font-size:.75em;color:var(--steel)}
.nav{display:flex;align-items:center;gap:32px}
.nav a{text-decoration:none;font-weight:500;font-size:.98rem;position:relative}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--ochre-d);transition:width .25s}
.nav a:not(.nav-cta):hover::after{width:100%}
.nav-cta{background:var(--ink);color:var(--paper);padding:10px 20px;transition:background .2s}
.nav-cta:hover{background:var(--steel)}
.menu-btn{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.menu-btn span{position:absolute;left:10px;right:10px;height:2px;background:var(--ink);transition:transform .25s}
.menu-btn span:first-child{top:16px}.menu-btn span:last-child{top:26px}
.menu-btn[aria-expanded="true"] span:first-child{transform:translateY(5px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:last-child{transform:translateY(-5px) rotate(-45deg)}

/* Buttons */
.btn{display:inline-block;background:var(--ochre);color:var(--ink);font-family:var(--head);font-weight:700;font-size:1rem;padding:15px 30px;border:2px solid var(--ochre);text-decoration:none;cursor:pointer;transition:background .2s,transform .2s}
.btn:hover{background:var(--ochre-d);border-color:var(--ochre-d);transform:translateY(-2px)}
.btn.ghost{background:transparent;border-color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* Hero */
.hero{background:var(--mist);padding:clamp(48px,7vw,96px) 0 0;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,5vw,72px);align-items:end}
.hero-copy{padding-bottom:clamp(48px,7vw,96px)}
.tag{display:inline-block;border-left:4px solid var(--ochre);padding-left:12px;font-weight:500;color:var(--steel);margin-bottom:24px}
.lead{font-size:1.2rem;color:#2c3f4c;max-width:56ch;margin:26px 0 36px}
.actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-visual{position:relative;align-self:stretch;display:flex}
.hero-visual svg{width:100%;height:auto;display:block;align-self:flex-end}
.hero-panel{position:absolute;left:-28px;bottom:36px;list-style:none;background:var(--paper);border:1px solid var(--line);box-shadow:8px 8px 0 var(--ink)}
.hero-panel li{padding:14px 22px;display:flex;flex-direction:column}
.hero-panel li+li{border-top:1px solid var(--line)}
.hero-panel strong{font-family:var(--head);font-weight:800}
.hero-panel span{font-size:.9rem;color:var(--steel)}

/* Strip */
.strip{background:var(--ink);color:var(--paper)}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.strip p{padding:28px 24px;font-size:.95rem;color:#b9c7cf}
.strip p+p{border-left:1px solid #2d4352}
.strip strong{display:block;font-family:var(--head);font-size:1.1rem;color:var(--paper);margin-bottom:4px}

/* About */
.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(40px,6vw,96px)}
.about-head{position:sticky;top:110px;align-self:start}
.about-img{margin-top:36px;background:var(--ink);color:var(--paper)}
.about-img svg{width:100%;display:block}
.about-img p{padding:18px 20px;font-size:.95rem}
.about-body p{margin-bottom:20px;max-width:68ch}
.about-body .big{font-size:1.4rem;line-height:1.45;font-weight:500}
.info-row{display:grid;grid-template-columns:repeat(3,1fr);margin-top:44px;border-top:2px solid var(--ink)}
.info-row div{padding:22px 22px 0 0}
.info-row div+div{padding-left:22px;border-left:1px solid var(--line)}
.info-row h3{margin-bottom:8px}
.info-row p{font-size:.97rem;margin:0}

/* Services */
.services{background:var(--mist)}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:end;margin-bottom:56px}
.sec-head p{color:#2c3f4c}
.svc-list{list-style:none;border-top:2px solid var(--ink)}
.svc{display:grid;grid-template-columns:150px 1fr;gap:32px;padding:34px 20px;border-bottom:1px solid var(--line);transition:background .25s,padding-left .25s}
.svc:hover{background:var(--paper);padding-left:34px}
.area{font-weight:500;color:var(--steel);padding-top:4px}
.area::before{content:"";display:inline-block;width:10px;height:10px;background:var(--ochre);margin-right:10px}
.svc h3{font-size:1.5rem;margin-bottom:8px}
.svc p{max-width:70ch;color:#2c3f4c}

/* Why */
.why-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(40px,6vw,96px)}
.why-head{position:sticky;top:110px;align-self:start}
.why-head p{margin:20px 0 32px;max-width:40ch;color:#2c3f4c}
.why-items article{padding:28px 0 28px 34px;border-left:4px solid var(--line);transition:border-color .25s}
.why-items article:hover{border-left-color:var(--ochre)}
.why-items article+article{margin-top:6px}
.why-items h3{font-size:1.4rem;margin-bottom:8px}
.why-items p{max-width:60ch;color:#2c3f4c}

/* Contact */
.contact{background:var(--ink);color:var(--paper)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(40px,6vw,96px);align-items:start}
.contact-info>p{margin:18px 0 36px;color:#b9c7cf;max-width:46ch}
dl{display:grid;grid-template-columns:100px 1fr;gap:18px 20px;border-top:1px solid #2d4352;padding-top:28px}
dt{color:var(--ochre);font-weight:500}
dd a{color:var(--paper)}
.form{background:var(--paper);color:var(--ink);padding:clamp(24px,4vw,44px)}
.field{margin-bottom:20px}
label{display:block;font-weight:500;margin-bottom:6px;font-size:.95rem}
input,select,textarea{width:100%;font:inherit;padding:13px 14px;border:1px solid #9fb0ba;background:#fff;color:var(--ink);border-radius:0}
input:focus,select:focus,textarea:focus{outline:3px solid var(--ochre);border-color:var(--ink)}
.field.invalid input,.field.invalid textarea{border-color:#a3341f}
.err{display:block;color:#a3341f;font-size:.88rem;min-height:1.2em;margin-top:4px}
.form-status{margin-top:16px;font-weight:500}

/* Footer */
.footer{background:#0d1820;color:#b9c7cf;padding-top:56px;font-size:.95rem}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer strong{display:block;color:var(--paper);font-family:var(--head);margin-bottom:10px}
.footer a{text-decoration:none}.footer a:hover{color:var(--ochre)}
.copy{border-top:1px solid #2d4352;padding-top:20px;padding-bottom:24px;font-size:.88rem}

/* Hero entrance (single moment) and scroll reveal for non-list blocks */
.hero-copy>*{animation:rise .7s both}
.hero-copy>*:nth-child(2){animation-delay:.1s}.hero-copy>*:nth-child(3){animation-delay:.2s}.hero-copy>*:nth-child(4){animation-delay:.3s}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media(max-width:960px){
  .hero-grid,.about-grid,.why-grid,.contact-grid,.sec-head{grid-template-columns:1fr}
  .about-head,.why-head{position:static}
  .hero-visual{max-width:560px}.hero-panel{left:12px}
  .strip-grid{grid-template-columns:1fr 1fr}
  .strip p:nth-child(3){border-left:0}.strip p:nth-child(n+3){border-top:1px solid #2d4352}
  .sec-head{gap:16px}
}
@media(max-width:760px){
  .menu-btn{display:block}
  .nav{position:absolute;top:72px;left:0;right:0;background:var(--paper);flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}
  .nav a{padding:16px var(--pad);border-top:1px solid var(--line)}
  .nav-cta{margin:16px var(--pad);text-align:center}
  .info-row{grid-template-columns:1fr}
  .info-row div,.info-row div+div{padding:20px 0 0;border-left:0}
  .svc{grid-template-columns:1fr;gap:8px;padding:28px 0}
  .svc:hover{padding-left:0}
  dl{grid-template-columns:1fr;gap:4px}dd{margin-bottom:14px}
  .foot-grid{grid-template-columns:1fr}
}
@media(max-width:480px){.strip-grid{grid-template-columns:1fr}.strip p+p{border-left:0;border-top:1px solid #2d4352}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}