:root{--navy:#252525;--navy2:#343434;--gold:#d5242e;--cream:#f7f7f7;--ink:#262626}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{font-family:Arial,Helvetica,sans-serif;color:var(--ink)}.site-header{background:#ffffff}.brand{display:inline-flex;align-items:center;gap:12px;color:white!important;text-decoration:none;font-size:19px;font-weight:600;letter-spacing:1px;line-height:1}.brand strong{font-weight:800}.brand small{display:block;font-size:9px;letter-spacing:4px;margin-top:6px}.brand-mark{display:grid;place-items:center;width:43px;height:43px;background:var(--gold);color:var(--navy);font-size:28px;font-weight:900;clip-path:polygon(50% 0,100% 100%,0 100%)}.navbar .nav-link{color:#292929}.navbar .nav-link:hover{color:var(--gold)}.btn-alpha{background:var(--gold);color:var(--navy);font-weight:700;border:1px solid var(--gold);padding:11px 22px}.btn-alpha:hover{background:#b91c25;border-color:#b91c25;color:var(--navy)}.hero{min-height:660px;position:relative;display:flex;align-items:center;background:var(--navy) url('https://images.unsplash.com/photo-1556911220-bff31c812dba?auto=format&fit=crop&w=2000&q=85') center/cover}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,19,32,.94) 0%,rgba(8,19,32,.79) 48%,rgba(8,19,32,.26) 100%)}.hero-inner{position:relative;color:#fff;padding-top:70px;padding-bottom:95px}.hero h1{font-size:clamp(2.5rem,5vw,5.2rem);font-weight:800;line-height:1.08;letter-spacing:-2px;max-width:850px;margin:22px 0}.hero h1 em{font-style:normal;color:var(--gold)}.hero p{font-size:1.18rem;max-width:610px;color:#e1e6eb;margin-bottom:30px}.hero-index{position:absolute;bottom:24px;right:5%;color:#eee;font-size:11px;letter-spacing:3px}.eyebrow{display:block;color:#c71f29;font-size:12px;font-weight:800;letter-spacing:3px;margin-bottom:15px}.section-pad{padding:95px 0}h2{font-size:clamp(2rem,3.4vw,3.2rem);font-weight:800;letter-spacing:-1.5px;line-height:1.14}h3{font-size:1.25rem;font-weight:750}.lead-muted{font-size:1.15rem;line-height:1.85;color:#576575}.text-link,.category-link{color:#c71f29;font-weight:750;text-decoration:none}.bg-soft{background:var(--cream)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:35px}.section-head p{max-width:290px;color:#6a7580}.category-card{height:100%;background:#fff;box-shadow:0 9px 25px rgba(10,25,40,.06);transition:transform .2s}.category-card:hover{transform:translateY(-5px)}.category-photo{height:210px;background-position:center;background-size:cover;background-color:#d9dfe5}.category-info{padding:26px}.category-info p{min-height:68px;color:#637080;line-height:1.6}.category-link{display:inline-flex;gap:20px;align-items:center}.project-section{background:linear-gradient(125deg,#303030,#171717);color:#fff}.project-section p{color:#d1d9e1;line-height:1.8}.project-panel{border:1px solid #627080;padding:20px 35px}.project-panel span{display:block;padding:21px 0;border-bottom:1px solid #627080;font-size:14px;font-weight:700;letter-spacing:2px}.project-panel span:last-child{border:0}.service-card{padding:35px;border:1px solid #e2e6ea;height:100%}.service-number{font-size:40px;font-weight:800;color:var(--gold);margin-bottom:30px}.service-card p{color:#677381;line-height:1.75}.contact-section{background:#f1f3f5}.contact-section p{color:#677381;line-height:1.8}.contact-form{background:white;padding:35px;box-shadow:0 12px 35px rgba(10,25,40,.06)}.form-control,.form-select{border-radius:2px;padding:12px}.form-control:focus,.form-select:focus{border-color:var(--gold);box-shadow:0 0 0 .2rem #d5242e33}.footer{background:#202020;color:#b7c0c9;padding:45px 0;font-size:13px}.footer a{color:#c5cdd4;margin-left:16px;text-decoration:none}.footer a:hover{color:var(--gold)}@media(max-width:768px){.hero{min-height:590px}.hero h1{letter-spacing:-1px}.section-pad{padding:65px 0}.section-head{display:block}.category-info p{min-height:0}.contact-form{padding:23px}.footer a{margin:0 14px 0 0}}

/* Identidad visual v2: fondo claro, acentos rojo corporativo provisionales */
.site-header{border-bottom:1px solid #e8e8e8;box-shadow:0 3px 12px #0000000b}.brand{color:#222!important}.brand small{color:#b91c25}.brand-mark{color:white;background:var(--gold)}.navbar .nav-link{color:#292929}.navbar .nav-link:hover{color:var(--gold)}.navbar-toggler{border-color:#bbb}.navbar-toggler-icon{filter:invert(1)}.btn-alpha{color:white}.btn-alpha:hover{color:white}.hero{background-color:#303030}.hero-shade{background:linear-gradient(90deg,rgba(10,10,10,.91),rgba(10,10,10,.68) 55%,rgba(10,10,10,.12))}.hero h1 em{color:#ff5b62}.eyebrow{color:var(--gold)}.service-number{color:var(--gold)}.project-section{background:linear-gradient(120deg,#333,#171717)}.footer .brand{color:white!important}.footer .brand small{color:#ff7279}

/* V3: cambio visual completo y visible, blanco/rojo/gris */
:root{--navy:#ffffff;--navy2:#f4f4f4;--gold:#d5242e;--cream:#f7f7f7;--ink:#252525}
.site-header{background:#fff!important;border-bottom:4px solid #d5242e!important}.hero{background-color:#f7f7f7!important;min-height:600px}.hero-shade{background:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.88) 48%,rgba(255,255,255,.20) 100%)!important}.hero-inner,.hero h1{color:#242424!important}.hero p{color:#404040!important}.hero h1 em{color:#d5242e!important}.hero-index{color:#444!important}.project-section{background:#f5f5f5!important;color:#222!important}.project-section p{color:#555!important}.project-panel{border-color:#ddd!important}.project-panel span{border-color:#ddd!important}.footer{background:#252525!important;border-top:5px solid #d5242e}.btn-alpha{background:#d5242e!important;border-color:#d5242e!important;color:#fff!important}.btn-alpha:hover{background:#ac1721!important}.brand-mark{background:#d5242e!important}