:root{--bg-primary:#212529;--bg-secondary:#2b3036;--bg-card:#343a40;--bg-light:#f8f9fa;--text-primary:#ffffff;--text-secondary:#adb5bd;--text-dark:#212529;--accent:#00d4ff;--accent-hover:#00b8e6;--accent-glow:rgba(0,212,255,.3);--radius:12px;--radius-sm:8px;--shadow:0 4px 20px rgba(0,0,0,.3);--shadow-lg:0 10px 40px rgba(0,0,0,.4);--transition:.3s cubic-bezier(.4,0,.2,1);--font:'Inter',system-ui,-apple-system,sans-serif;--container:1200px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--accent);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--accent-hover)}
.lu-container{max-width:var(--container);margin:0 auto;padding:0 20px}
.lu-btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition);border:2px solid transparent;text-decoration:none;font-family:var(--font)}
.lu-btn:hover{transform:translateY(-2px)}
.lu-btn-accent{background:var(--accent);color:#0a1218}
.lu-btn-accent:hover{background:var(--accent-hover);box-shadow:0 4px 20px var(--accent-glow)}
.lu-btn-outline-light{border-color:rgba(255,255,255,.4);color:#fff;background:transparent}
.lu-btn-outline-light:hover{background:rgba(255,255,255,.1);border-color:#fff}
.lu-btn-white{background:#fff;color:var(--bg-primary)}
.lu-btn-white:hover{background:#e9ecef}
.lu-btn-lg{padding:16px 36px;font-size:1.1rem;border-radius:var(--radius)}
.lu-hero{position:relative;min-height:80vh;display:flex;align-items:center;overflow:hidden;padding:4rem 0}
.lu-hero-sm{min-height:50vh}
.lu-hero-bg{position:absolute;inset:0;background:linear-gradient(135deg,#1a1d20 0%,#212529 50%,#2b3036 100%);z-index:0}
.lu-hero-bg::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 70% 30%,rgba(0,212,255,.1) 0%,transparent 60%)}
.lu-hero-content{position:relative;z-index:1;max-width:700px}
.lu-hero h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.15;margin-bottom:1rem}
.lu-hero .lu-hero-sub{font-size:clamp(1rem,2vw,1.25rem);color:var(--text-secondary);margin-bottom:2rem;max-width:600px}
.lu-hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.lu-hero-stats{display:flex;gap:2rem;margin-bottom:2.5rem;flex-wrap:wrap}
.lu-stat{text-align:center}
.lu-stat-num{display:block;font-size:1.8rem;font-weight:800;color:var(--accent)}
.lu-stat-label{font-size:.85rem;color:var(--text-secondary)}
.lu-section{padding:5rem 0}
.lu-section-alt{background:var(--bg-secondary)}
.lu-section-title{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:800;text-align:center;margin-bottom:.5rem}
.lu-section-sub{text-align:center;color:var(--text-secondary);margin-bottom:3rem;font-size:1.05rem}
.lu-services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}
.lu-service-card{background:var(--bg-card);border-radius:var(--radius);padding:2rem;transition:all var(--transition);border:1px solid transparent;display:block;color:inherit}
.lu-service-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 8px 30px rgba(0,212,255,.15)}
.lu-service-icon{font-size:2.5rem;margin-bottom:1rem}
.lu-service-card h3{font-size:1.2rem;margin-bottom:.5rem}
.lu-service-card p{color:var(--text-secondary);font-size:.95rem;margin-bottom:1rem}
.lu-service-link{color:var(--accent);font-weight:600;font-size:.9rem}
.lu-advantages-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.lu-advantage{background:var(--bg-card);border-radius:var(--radius);padding:1.5rem;text-align:center;transition:all var(--transition)}
.lu-advantage:hover{transform:translateY(-3px)}
.lu-adv-icon{font-size:2rem;margin-bottom:.8rem}
.lu-advantage h4{margin-bottom:.4rem}
.lu-advantage p{color:var(--text-secondary);font-size:.9rem}
.lu-calc{background:var(--bg-card);border-radius:var(--radius);padding:2.5rem;max-width:700px;margin:0 auto}
.lu-calc-step{margin-bottom:2rem}
.lu-calc-step label{display:block;font-weight:600;margin-bottom:.8rem;font-size:1rem}
.lu-calc-control{display:flex;align-items:center;gap:1rem}
.lu-calc-btn{width:40px;height:40px;border-radius:var(--radius-sm);background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--accent);font-size:1.2rem;cursor:pointer;transition:all var(--transition)}
.lu-calc-btn:hover{background:var(--accent);color:#0a1218}
.lu-calc-control input{width:80px;text-align:center;padding:8px;border-radius:var(--radius-sm);background:var(--bg-secondary);color:var(--text-primary);border:1px solid #495057;font-size:1.1rem;font-weight:600}
.lu-calc-options{display:flex;flex-direction:column;gap:.6rem}
.lu-calc-option{display:flex;align-items:center;gap:.6rem;cursor:pointer;padding:.6rem 1rem;border-radius:var(--radius-sm);transition:background var(--transition)}
.lu-calc-option:hover{background:rgba(0,212,255,.08)}
.lu-calc-option input[type="radio"]{accent-color:var(--accent);width:18px;height:18px}
.lu-calc-step input[type="range"]{width:100%;accent-color:var(--accent)}
.lu-calc-total{border-top:1px solid #495057;padding-top:2rem;margin-top:1rem}
.lu-calc-breakdown{margin-bottom:1.5rem}
.lu-breakdown-row{display:flex;justify-content:space-between;padding:.4rem 0;color:var(--text-secondary)}
.lu-calc-price{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}
.lu-calc-label{font-size:1.1rem}
.lu-calc-value{font-size:2rem;font-weight:800;color:var(--accent)}
.lu-cta-section{background:linear-gradient(135deg,var(--accent) 0%,#0088aa 100%);text-align:center;color:#0a1218}
.lu-cta-section h2{font-size:clamp(1.5rem,3vw,2.2rem);margin-bottom:.5rem}
.lu-cta-section p{color:rgba(0,0,0,.7);margin-bottom:2rem;font-size:1.1rem}
.lu-cta-form{display:flex;gap:1rem;max-width:600px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.lu-cta-form input{flex:1;min-width:200px;padding:14px 18px;border-radius:var(--radius-sm);border:2px solid rgba(0,0,0,.15);background:rgba(255,255,255,.9);font-size:1rem;font-family:var(--font)}
.lu-cta-form input:focus{outline:none;border-color:rgba(0,0,0,.4)}
.lu-contacts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.lu-contact-card{background:var(--bg-card);border-radius:var(--radius);padding:1.5rem;text-align:center}
.lu-contact-icon{font-size:2rem;margin-bottom:.8rem}
.lu-contact-card h3{margin-bottom:.5rem}
.lu-contact-card p{color:var(--text-secondary)}
.lu-contact-card a{color:var(--accent)}
.lu-messenger-btn{display:inline-block;padding:6px 16px;margin:4px;background:var(--bg-secondary);border-radius:var(--radius-sm);color:var(--accent);font-weight:600;transition:all var(--transition)}
.lu-messenger-btn:hover{background:var(--accent);color:#0a1218}
.lu-contact-form{max-width:600px;margin:0 auto}
.lu-form-row{display:flex;gap:1rem;margin-bottom:1rem}
.lu-contact-form input,.lu-contact-form textarea{width:100%;padding:14px 18px;margin-bottom:1rem;border:1px solid #495057;border-radius:var(--radius-sm);background:var(--bg-secondary);color:var(--text-primary);font-size:1rem;font-family:var(--font)}
.lu-contact-form input:focus,.lu-contact-form textarea:focus{outline:none;border-color:var(--accent)}
.lu-contact-form textarea{resize:vertical;min-height:120px}
@media(max-width:768px){.lu-hero-stats{gap:1rem}.lu-stat-num{font-size:1.4rem}.lu-hero-actions{flex-direction:column}.lu-hero-actions .lu-btn{width:100%}.lu-calc{padding:1.5rem}.lu-calc-price{flex-direction:column;gap:.5rem;text-align:center}.lu-form-row{flex-direction:column}.lu-cta-form{flex-direction:column}.lu-cta-form input,.lu-cta-form button{width:100%}}
@keyframes lu-fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.lu-animate{animation:lu-fadeInUp .6s ease forwards}