*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --black:#0a0a0a;
  --dark:#111;
  --gray:#1a1a1a;
  --light-gray:#888;
  --white:#f5f5f5;
  --accent:#ff2d2d;
  --accent-glow:rgba(255,45,45,.15);
  --font-heading:'Bebas Neue',sans-serif;
  --font-body:'Inter',sans-serif;
}
html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:var(--accent) var(--black)}
body{background:var(--black);color:var(--white);font-family:var(--font-body);overflow-x:hidden;-webkit-font-smoothing:antialiased}
::selection{background:var(--accent);color:#fff}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:var(--black)}
::-webkit-scrollbar-thumb{background:var(--accent);border-radius:3px}

/* Loader */
.loader{position:fixed;inset:0;z-index:9999;background:var(--black);display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity .6s,visibility .6s}
.loader.hidden{opacity:0;visibility:hidden}
.loader-logo{font-family:var(--font-heading);font-size:4rem;letter-spacing:.3em;color:var(--white);margin-bottom:2rem}
.loader-bar{width:200px;height:2px;background:var(--gray);border-radius:2px;overflow:hidden}
.loader-progress{height:100%;width:0;background:var(--accent);border-radius:2px;animation:loadProgress 1.5s ease-out forwards}
@keyframes loadProgress{to{width:100%}}

/* Header */
.header{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:1.5rem 3rem;transition:background .3s,padding .3s}
.header.scrolled{background:rgba(10,10,10,.95);backdrop-filter:blur(20px);padding:1rem 3rem}
.logo{font-family:var(--font-heading);font-size:1.8rem;color:var(--white);text-decoration:none;letter-spacing:.15em;transition:color .3s}
.logo-r{color:var(--accent);font-size:2rem}
.logo-dot{color:var(--accent)}

/* Menu Toggle */
.menu-toggle{background:none;border:none;cursor:pointer;width:36px;height:24px;position:relative;z-index:200}
.menu-toggle span{display:block;width:100%;height:2px;background:var(--white);position:absolute;left:0;transition:all .4s cubic-bezier(.77,0,.18,1)}
.menu-toggle span:nth-child(1){top:0}
.menu-toggle span:nth-child(2){top:50%;transform:translateY(-50%)}
.menu-toggle span:nth-child(3){bottom:0;width:60%}
.menu-toggle.active span:nth-child(1){top:50%;transform:translateY(-50%) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){bottom:50%;width:100%;transform:translateY(50%) rotate(-45deg)}

/* Fullscreen Menu */
.fullscreen-menu{position:fixed;inset:0;z-index:99;background:var(--black);display:flex;flex-direction:column;justify-content:center;align-items:center;opacity:0;visibility:hidden;transition:opacity .5s,visibility .5s}
.fullscreen-menu.active{opacity:1;visibility:visible}
.fullscreen-menu ul{list-style:none;text-align:center}
.fullscreen-menu li{overflow:hidden}
.fullscreen-menu a{display:inline-block;font-family:var(--font-heading);font-size:clamp(2.5rem,6vw,5rem);color:var(--white);text-decoration:none;letter-spacing:.05em;padding:.2em 0;position:relative;transition:color .3s;transform:translateY(100%);opacity:0}
.fullscreen-menu.active a{transform:translateY(0);opacity:1;transition:transform .6s cubic-bezier(.77,0,.18,1),opacity .6s,color .3s}
.fullscreen-menu li:nth-child(1) a{transition-delay:.1s}
.fullscreen-menu li:nth-child(2) a{transition-delay:.15s}
.fullscreen-menu li:nth-child(3) a{transition-delay:.2s}
.fullscreen-menu li:nth-child(4) a{transition-delay:.25s}
.fullscreen-menu li:nth-child(5) a{transition-delay:.3s}
.fullscreen-menu a::before{content:attr(data-number);font-family:var(--font-body);font-size:.8rem;position:absolute;left:-2.5rem;top:.5em;color:var(--accent);font-weight:300;letter-spacing:.1em}
.fullscreen-menu a:hover{color:var(--accent)}
.menu-footer{position:absolute;bottom:3rem;left:3rem;right:3rem;display:flex;justify-content:space-between;align-items:flex-end;font-size:.85rem;color:var(--light-gray)}
.menu-social{display:flex;gap:1.5rem}
.menu-social a{color:var(--light-gray);text-decoration:none;transition:color .3s;text-transform:uppercase;font-size:.75rem;letter-spacing:.15em}
.menu-social a:hover{color:var(--accent)}
.menu-email{font-family:var(--font-body);letter-spacing:.05em}

/* Hero */
.hero{position:relative;height:100vh;display:flex;align-items:flex-end;padding:0 3rem 6rem;overflow:hidden}
.hero-video-wrapper{position:absolute;inset:0;background:#0a0a0a;overflow:hidden}
.hero-video{position:absolute;top:50%;left:50%;min-width:100%;min-height:100%;width:auto;height:auto;transform:translate(-50%,-50%);object-fit:cover;opacity:.45}
.hero-video-wrapper::after{content:'';position:absolute;inset:0;background:linear-gradient(to bottom,rgba(10,10,10,.4) 0%,rgba(10,10,10,.1) 30%,rgba(10,10,10,.5) 70%,var(--black) 100%);z-index:1}
.hero-gradient{position:absolute;inset:0;z-index:2;background:radial-gradient(ellipse at 70% 30%,rgba(255,45,45,.1) 0%,transparent 60%);animation:pulseGlow 6s ease-in-out infinite alternate;pointer-events:none}
@keyframes pulseGlow{0%{opacity:.5}100%{opacity:1}}
.hero-content{position:relative;z-index:2;max-width:900px}
.hero-tag{font-family:var(--font-body);font-size:.75rem;letter-spacing:.4em;color:var(--accent);margin-bottom:1.5rem;font-weight:500}
.hero-title{font-family:var(--font-heading);line-height:.9}
.hero-title .line{display:block;font-size:clamp(4rem,12vw,10rem);letter-spacing:.02em}
.hero-title .accent{color:var(--accent)}
.blink{animation:blink 1s step-end infinite}
@keyframes blink{50%{opacity:0}}
.hero-sub{font-size:1.1rem;color:rgba(245,245,245,.6);margin-top:1.5rem;max-width:500px;line-height:1.7;font-weight:300}
.hero-cta{display:inline-flex;align-items:center;gap:.75rem;margin-top:2rem;color:var(--white);text-decoration:none;font-family:var(--font-body);font-size:.8rem;letter-spacing:.25em;font-weight:500;padding:.8rem 0;border-bottom:1px solid rgba(255,255,255,.2);transition:border-color .3s,color .3s}
.hero-cta:hover{border-color:var(--accent);color:var(--accent)}
.cta-icon{font-size:.65rem;display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid rgba(255,255,255,.3);border-radius:50%;transition:all .3s}
.hero-cta:hover .cta-icon{background:var(--accent);border-color:var(--accent);color:#fff}
.hero-scroll{position:absolute;right:3rem;bottom:6rem;display:flex;flex-direction:column;align-items:center;gap:.8rem;z-index:2}
.hero-scroll span{font-size:.65rem;letter-spacing:.3em;writing-mode:vertical-rl;color:var(--light-gray)}
.scroll-line{width:1px;height:60px;background:linear-gradient(to bottom,var(--accent),transparent);animation:scrollAnim 2s ease-in-out infinite}
@keyframes scrollAnim{0%,100%{transform:scaleY(1);opacity:1}50%{transform:scaleY(.5);opacity:.4}}

/* Sections */
.section{padding:8rem 3rem;position:relative}
.section-header{display:flex;align-items:center;gap:1.5rem;margin-bottom:3rem}
.section-number{font-family:var(--font-heading);font-size:1.2rem;color:var(--accent);letter-spacing:.1em}
.section-label{font-size:.7rem;letter-spacing:.3em;color:var(--light-gray);text-transform:uppercase}
.section-line{flex:1;height:1px;background:linear-gradient(to right,rgba(255,255,255,.1),transparent)}
.section-title{font-family:var(--font-heading);font-size:clamp(3rem,7vw,6rem);line-height:.95;letter-spacing:.02em;margin-bottom:3rem}
.accent{color:var(--accent)}

/* Reveal Animation */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* Servicios */
.servicios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.servicio-card{background:var(--dark);border:1px solid rgba(255,255,255,.05);border-radius:12px;padding:2.5rem;position:relative;overflow:hidden;transition:border-color .4s,transform .3s}
.servicio-card:hover{border-color:var(--accent);transform:translateY(-4px)}
.servicio-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .4s}
.servicio-card:hover::before{transform:scaleX(1)}
.servicio-number{font-family:var(--font-heading);font-size:3rem;color:rgba(255,255,255,.03);position:absolute;top:1rem;right:1.5rem;letter-spacing:.05em}
.servicio-icon{width:48px;height:48px;color:var(--accent);margin-bottom:1.5rem}
.servicio-card h3{font-family:var(--font-heading);font-size:1.6rem;letter-spacing:.05em;margin-bottom:.8rem}
.servicio-card p{font-size:.85rem;color:var(--light-gray);line-height:1.7;font-weight:300}

/* Trabajos */
.trabajos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.trabajo-item{position:relative;border-radius:12px;overflow:hidden;cursor:pointer;group:true}
.trabajo-img{aspect-ratio:16/10;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;transition:transform .6s}
.trabajo-item:hover .trabajo-img{transform:scale(1.03)}
.trabajo-play{width:60px;height:60px;border:2px solid rgba(255,255,255,.4);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;color:#fff;opacity:0;transition:opacity .4s,transform .4s;transform:scale(.8)}
.trabajo-item:hover .trabajo-play{opacity:1;transform:scale(1)}
.trabajo-info{padding:1.2rem .5rem}
.trabajo-cat{font-size:.65rem;letter-spacing:.25em;color:var(--accent);font-weight:500}
.trabajo-info h3{font-family:var(--font-heading);font-size:1.4rem;letter-spacing:.05em;margin-top:.3rem}

/* Nosotros */
.nosotros-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.nosotros-desc{font-size:1rem;color:rgba(245,245,245,.6);line-height:1.8;margin-bottom:1.5rem;font-weight:300}
.nosotros-stats{display:flex;gap:3rem;margin-top:3rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1)}
.stat{display:flex;flex-direction:column;align-items:center}
.stat-number{font-family:var(--font-heading);font-size:3.5rem;color:var(--accent);line-height:1}
.stat-plus{font-family:var(--font-heading);font-size:2rem;color:var(--accent)}
.stat-label{font-size:.7rem;letter-spacing:.2em;color:var(--light-gray);margin-top:.5rem;text-transform:uppercase}
.visual-box{background:var(--dark);border:1px solid rgba(255,255,255,.05);border-radius:16px;padding:4rem;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:400px}
.visual-accent{position:absolute;width:200px;height:200px;background:var(--accent);border-radius:50%;filter:blur(100px);opacity:.15;animation:floatBlob 8s ease-in-out infinite alternate}
@keyframes floatBlob{0%{transform:translate(-30px,-30px)}100%{transform:translate(30px,30px)}}
.visual-text{position:relative;text-align:center;display:flex;flex-direction:column;gap:.3rem}
.visual-text span{font-size:.7rem;letter-spacing:.4em;color:var(--light-gray)}
.visual-text strong{font-family:var(--font-heading);font-size:2.5rem;letter-spacing:.1em}

/* Marquee */
.marquee-section{padding:2rem 0;border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05);overflow:hidden}
.marquee{display:flex;width:max-content}
.marquee-content{display:flex;align-items:center;gap:2rem;animation:marquee 20s linear infinite;white-space:nowrap}
.marquee-content span{font-family:var(--font-heading);font-size:1.8rem;letter-spacing:.1em;color:rgba(255,255,255,.15)}
.marquee-content .dot{color:var(--accent);font-size:1rem}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* Contacto */
.contacto-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem}
.contacto-info p{font-size:1.1rem;color:rgba(245,245,245,.6);line-height:1.7;margin-bottom:2.5rem;font-weight:300}
.contacto-details{display:flex;flex-direction:column;gap:1.5rem;margin-bottom:2rem}
.detail{display:flex;flex-direction:column;gap:.3rem}
.detail-label{font-size:.65rem;letter-spacing:.25em;color:var(--accent);text-transform:uppercase}
.detail a,.detail span{color:var(--white);text-decoration:none;font-size:.95rem;font-weight:300;transition:color .3s}
.detail a:hover{color:var(--accent)}
.contacto-social{display:flex;gap:1rem;margin-top:1rem}
.contacto-social a{width:44px;height:44px;border:1px solid rgba(255,255,255,.15);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);transition:all .3s}
.contacto-social a svg{width:20px;height:20px}
.contacto-social a:hover{border-color:var(--accent);background:var(--accent);color:#fff}

/* Form */
.contacto-form{display:flex;flex-direction:column;gap:1.2rem}
.form-group input,.form-group select,.form-group textarea{width:100%;background:var(--dark);border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:1rem 1.2rem;color:var(--white);font-family:var(--font-body);font-size:.9rem;transition:border-color .3s;outline:none;-webkit-appearance:none}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--light-gray)}
.form-group select{color:var(--light-gray);cursor:pointer}
.form-group select option{background:var(--dark);color:var(--white)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent)}
.form-group textarea{resize:vertical;min-height:120px}
.form-submit{display:inline-flex;align-items:center;justify-content:center;gap:.75rem;background:var(--accent);color:#fff;border:none;border-radius:8px;padding:1rem 2.5rem;font-family:var(--font-body);font-size:.8rem;letter-spacing:.2em;font-weight:600;cursor:pointer;transition:all .3s;text-transform:uppercase}
.form-submit:hover{background:#e02020;transform:translateY(-2px);box-shadow:0 8px 30px rgba(255,45,45,.3)}

/* Footer */
.footer{padding:4rem 3rem 2rem;border-top:1px solid rgba(255,255,255,.05)}
.footer-content{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:2rem}
.footer-brand p{font-size:.8rem;color:var(--light-gray);margin-top:.5rem;line-height:1.6}
.footer-links{display:flex;gap:2rem}
.footer-links a{color:var(--light-gray);text-decoration:none;font-size:.8rem;letter-spacing:.1em;transition:color .3s}
.footer-links a:hover{color:var(--accent)}
.footer-copy{font-size:.7rem;color:rgba(255,255,255,.3);width:100%;text-align:center;margin-top:3rem;padding-top:2rem;border-top:1px solid rgba(255,255,255,.05)}

/* WhatsApp */
.whatsapp-float{position:fixed;bottom:2rem;right:2rem;width:56px;height:56px;background:#25d366;border-radius:50%;display:flex;align-items:center;justify-content:center;z-index:90;box-shadow:0 4px 20px rgba(37,211,102,.4);transition:transform .3s,box-shadow .3s}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 30px rgba(37,211,102,.5)}

/* Responsive */
@media(max-width:1024px){
  .servicios-grid,.trabajos-grid{grid-template-columns:repeat(2,1fr)}
  .nosotros-content,.contacto-content{grid-template-columns:1fr}
  .section{padding:6rem 2rem}
  .hero{padding:0 2rem 4rem}
  .header{padding:1.2rem 2rem}
}
@media(max-width:640px){
  .servicios-grid,.trabajos-grid{grid-template-columns:1fr}
  .hero-title .line{font-size:clamp(3rem,14vw,5rem)}
  .section-title{font-size:clamp(2.5rem,10vw,4rem)}
  .nosotros-stats{gap:2rem}
  .stat-number{font-size:2.5rem}
  .header{padding:1rem 1.5rem}
  .section{padding:5rem 1.5rem}
  .hero{padding:0 1.5rem 3rem}
  .hero-scroll{display:none}
  .menu-footer{flex-direction:column;gap:1.5rem;align-items:center}
  .footer-content{flex-direction:column;align-items:center;text-align:center}
  .footer-links{flex-wrap:wrap;justify-content:center}
  .visual-box{min-height:280px;padding:2.5rem}
  .visual-text strong{font-size:1.8rem}
}