:root{
  --bg:#050510;
  --text:#fff;
  --text-dim:rgba(255,255,255,.4);
  --text-muted:rgba(255,255,255,.15);
  --accent:#4a7fff;
  --accent2:#7b5cff;
  --card:rgba(255,255,255,.04);
  --card-border:rgba(255,255,255,.06);
  --card-hover:rgba(255,255,255,.08);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --nav-h:70px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}

/* Canvas */
#gl{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none}

/* Nav */
.nav{position:fixed;top:0;left:0;width:100%;height:var(--nav-h);z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(1.5rem,4vw,4rem);transition:background .4s,backdrop-filter .4s}
.nav.scrolled{background:rgba(5,5,16,.8);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.nav-logo{font-size:1.4rem;font-weight:200;letter-spacing:.2em;color:var(--text);text-decoration:none;text-transform:lowercase}
.nav-links{display:flex;gap:clamp(1rem,2.5vw,2.5rem);list-style:none}
.nav-links a{color:var(--text-dim);text-decoration:none;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;transition:color .3s;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a::after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--accent);transition:width .3s}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;z-index:101;background:none;border:none}
.burger span{display:block;width:22px;height:1.5px;background:var(--text);transition:transform .3s,opacity .3s}
.burger.open span:nth-child(1){transform:rotate(45deg) translate(4px,4px)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* Sections */
section{position:relative;z-index:1;min-height:100vh;display:flex;align-items:center;padding:calc(var(--nav-h) + 4rem) clamp(1.5rem,4vw,4rem) 4rem}
.section-inner{width:100%;max-width:1200px;margin:0 auto}

/* Hero */
.hero{text-align:center;justify-content:center}
.hero-title{font-size:clamp(3.5rem,11vw,8rem);font-weight:100;letter-spacing:.35em;margin-right:-.35em;text-transform:lowercase;mix-blend-mode:difference}
.hero-sub{font-size:clamp(.85rem,2vw,1.2rem);color:var(--text-dim);margin-top:1.5rem;font-weight:300;letter-spacing:.05em}
.hero-cta{display:inline-block;margin-top:3rem;padding:.9rem 2.5rem;border:1px solid var(--card-border);color:var(--text-dim);text-decoration:none;font-size:.8rem;letter-spacing:.15em;text-transform:uppercase;transition:all .4s;border-radius:2px}
.hero-cta:hover{background:rgba(255,255,255,.06);color:var(--text);border-color:rgba(255,255,255,.15)}
.scroll-hint{position:absolute;bottom:3rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.8rem;opacity:.2;animation:pulse 3s ease-in-out infinite}
.scroll-hint span{font-size:.6rem;letter-spacing:.3em;text-transform:uppercase}
.scroll-hint::after{content:"";width:1px;height:40px;background:linear-gradient(var(--text-dim),transparent)}
@keyframes pulse{0%,100%{opacity:.15}50%{opacity:.35}}

/* Section headers */
.section-label{font-size:.7rem;letter-spacing:.4em;text-transform:uppercase;color:var(--accent);margin-bottom:1rem}
.section-title{font-size:clamp(2rem,5vw,3.5rem);font-weight:200;letter-spacing:.05em;margin-bottom:2rem}
.section-desc{color:var(--text-dim);max-width:600px;font-weight:300;line-height:1.8;font-size:.95rem}

/* Cards grid */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.5rem;margin-top:3rem}
.card{background:var(--card);border:1px solid var(--card-border);border-radius:8px;padding:2.5rem 2rem;transition:all .4s}
.card:hover{background:var(--card-hover);border-color:rgba(255,255,255,.1);transform:translateY(-4px)}
.card-icon{font-size:2rem;margin-bottom:1.2rem;display:block}
.card-title{font-size:1.1rem;font-weight:400;margin-bottom:.8rem;letter-spacing:.02em}
.card-text{font-size:.85rem;color:var(--text-dim);line-height:1.7;font-weight:300}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:2rem;margin-top:3rem}
.stat-num{font-size:clamp(2.5rem,5vw,3.5rem);font-weight:100;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;color:var(--text-dim);margin-top:.5rem}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:3rem}
.price-card{background:var(--card);border:1px solid var(--card-border);border-radius:8px;padding:2.5rem 2rem;transition:all .4s;display:flex;flex-direction:column}
.price-card.featured{border-color:var(--accent);background:rgba(74,127,255,.05)}
.price-card:hover{transform:translateY(-4px)}
.price-label{font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--text-dim)}
.price-name{font-size:1.4rem;font-weight:300;margin:.8rem 0}
.price-amount{font-size:2.5rem;font-weight:100;margin-bottom:1.5rem}
.price-amount small{font-size:.9rem;color:var(--text-dim);font-weight:300}
.price-features{list-style:none;flex:1;margin-bottom:2rem}
.price-features li{padding:.5rem 0;border-bottom:1px solid var(--card-border);font-size:.85rem;color:var(--text-dim);font-weight:300}
.price-features li::before{content:"\2014";margin-right:.8rem;color:var(--accent)}
.price-btn{display:block;text-align:center;padding:.8rem;background:transparent;border:1px solid var(--card-border);color:var(--text-dim);text-decoration:none;font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;transition:all .3s;font-family:var(--font);border-radius:2px;cursor:pointer}
.price-btn:hover{background:rgba(255,255,255,.06);color:var(--text)}
.price-card.featured .price-btn{border-color:var(--accent);color:var(--accent)}
.price-card.featured .price-btn:hover{background:var(--accent);color:var(--bg)}

/* Cases */
.cases-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:1.5rem;margin-top:3rem}
.case-card{background:var(--card);border:1px solid var(--card-border);border-radius:8px;overflow:hidden;transition:all .4s}
.case-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.1)}
.case-img{height:200px;background:linear-gradient(135deg,rgba(74,127,255,.15),rgba(123,92,255,.15));display:flex;align-items:center;justify-content:center}
.case-img span{font-size:3rem;opacity:.3}
.case-body{padding:2rem}
.case-tag{font-size:.65rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:.6rem}
.case-title{font-size:1.1rem;font-weight:400;margin-bottom:.6rem}
.case-text{font-size:.8rem;color:var(--text-dim);line-height:1.7;font-weight:300}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;margin-top:3rem}
.contact-info{display:flex;flex-direction:column;gap:2rem}
.contact-item{display:flex;gap:1rem;align-items:flex-start}
.contact-item-icon{font-size:1.2rem;margin-top:.2rem}
.contact-item-label{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim);margin-bottom:.3rem}
.contact-item-value{font-size:1rem;font-weight:300}
.contact-item-value a{color:var(--text);text-decoration:none;transition:color .3s}
.contact-item-value a:hover{color:var(--accent)}
.contact-form{display:flex;flex-direction:column;gap:1.2rem}
.form-input,.form-textarea{background:var(--card);border:1px solid var(--card-border);border-radius:4px;padding:1rem 1.2rem;color:var(--text);font-family:var(--font);font-size:.9rem;font-weight:300;transition:border-color .3s;outline:none}
.form-input::placeholder,.form-textarea::placeholder{color:var(--text-muted)}
.form-input:focus,.form-textarea:focus{border-color:rgba(255,255,255,.15)}
.form-textarea{resize:vertical;min-height:120px}
.form-btn{padding:1rem;background:transparent;border:1px solid var(--card-border);color:var(--text-dim);font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;cursor:pointer;transition:all .3s;font-family:var(--font);border-radius:2px}
.form-btn:hover{background:rgba(255,255,255,.06);color:var(--text)}

/* Footer */
.footer{position:relative;z-index:1;text-align:center;padding:3rem;border-top:1px solid var(--card-border)}
.footer-text{font-size:.75rem;color:var(--text-muted);letter-spacing:.1em}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* Bitrix24 page */
.b24-hero{text-align:center;justify-content:center;min-height:80vh}
.b24-hero-badge{margin-bottom:2rem}
.b24-partner-badge{display:inline-block;padding:.6rem 2rem;border:1px solid var(--accent);color:var(--accent);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;border-radius:2px}
.b24-hero-title{font-size:clamp(2.5rem,8vw,6rem);font-weight:100;letter-spacing:.15em;margin-right:-.15em}
.b24-about-grid{display:grid;grid-template-columns:1fr 380px;gap:3rem;margin-top:2rem}
.b24-about-info .section-desc{margin-bottom:2rem}
.b24-details{display:flex;flex-direction:column;gap:1rem}
.b24-detail{display:flex;flex-direction:column;gap:.2rem;padding:.8rem 0;border-bottom:1px solid var(--card-border)}
.b24-detail-label{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-dim)}
.b24-detail-value{font-size:.95rem;font-weight:300}
.b24-detail-value a{color:var(--accent);text-decoration:none;transition:color .3s}
.b24-detail-value a:hover{color:var(--text)}
.b24-about-card{background:var(--card);border:1px solid var(--card-border);border-radius:8px;padding:2.5rem 2rem;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:2rem}
.b24-logo-block{display:flex;flex-direction:column;align-items:center;gap:.5rem}
.b24-logo-text{font-size:2rem;font-weight:200;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.b24-logo-sub{font-size:.7rem;letter-spacing:.25em;text-transform:uppercase;color:var(--text-dim)}
.b24-stats-mini{display:flex;gap:2rem}
.b24-stat-mini{text-align:center}
.b24-stat-mini-num{font-size:1.8rem;font-weight:100;color:var(--text)}
.b24-stat-mini-label{font-size:.65rem;letter-spacing:.15em;text-transform:uppercase;color:var(--text-dim);margin-top:.3rem}
.b24-services-list{display:flex;flex-direction:column;gap:1.5rem;margin-top:3rem}
.b24-service-item{display:flex;gap:2rem;align-items:flex-start;padding:2rem;background:var(--card);border:1px solid var(--card-border);border-radius:8px;transition:all .4s}
.b24-service-item:hover{background:var(--card-hover);border-color:rgba(255,255,255,.1)}
.b24-service-num{font-size:2rem;font-weight:100;color:var(--accent);min-width:3rem}
.b24-service-body{flex:1}
.b24-service-title{font-size:1.1rem;font-weight:400;margin-bottom:.5rem}
.b24-service-text{font-size:.85rem;color:var(--text-dim);line-height:1.7;font-weight:300}
.b24-tariffs{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem;margin-top:3rem}
.b24-tariff{background:var(--card);border:1px solid var(--card-border);border-radius:8px;padding:2rem 1.5rem;transition:all .4s;display:flex;flex-direction:column}
.b24-tariff:hover{transform:translateY(-4px)}
.b24-tariff.featured{border-color:var(--accent);background:rgba(74,127,255,.05)}
.b24-tariff .price-label{font-size:.65rem;letter-spacing:.25em;text-transform:uppercase;color:var(--text-dim)}
.b24-tariff .price-name{font-size:1.2rem;font-weight:300;margin:.6rem 0}
.b24-tariff .price-amount{font-size:1.8rem;font-weight:100;margin-bottom:.3rem}
.b24-tariff .price-amount small{font-size:.7rem;color:var(--text-dim);font-weight:300}
.b24-tariff-annual{font-size:.7rem;color:var(--accent);margin-bottom:1.2rem}
.b24-tariff .price-features{list-style:none;flex:1;margin-bottom:1.5rem}
.b24-tariff .price-features li{padding:.35rem 0;border-bottom:1px solid var(--card-border);font-size:.78rem;color:var(--text-dim);font-weight:300}
.b24-tariff .price-features li::before{content:"\2014";margin-right:.6rem;color:var(--accent)}
.b24-tariff .price-btn{display:block;text-align:center;padding:.7rem;font-size:.7rem}
.b24-tariff.featured .price-btn{border-color:var(--accent);color:var(--accent)}
.b24-tariff.featured .price-btn:hover{background:var(--accent);color:var(--bg)}
.b24-pricing-note{margin-top:2rem;padding:1.5rem 2rem;background:var(--card);border:1px solid var(--card-border);border-radius:8px}
.b24-pricing-note p{font-size:.85rem;color:var(--text-dim);font-weight:300;line-height:1.7}
.b24-pricing-note a{color:var(--accent);text-decoration:none;transition:color .3s}
.b24-pricing-note a:hover{color:var(--text)}

/* Mobile */
@media(max-width:768px){
  .nav-links{position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(5,5,16,.95);backdrop-filter:blur(20px);flex-direction:column;align-items:center;justify-content:center;gap:2rem;opacity:0;pointer-events:none;transition:opacity .4s}
  .nav-links.open{opacity:1;pointer-events:all}
  .burger{display:flex}
  section{min-height:auto;padding:calc(var(--nav-h) + 2rem) 1.2rem 3rem}
  .hero{min-height:100vh}
  .contact-grid{grid-template-columns:1fr;gap:2.5rem}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cases-grid{grid-template-columns:1fr}
  .b24-about-grid{grid-template-columns:1fr}
  .b24-hero{min-height:70vh}
  .b24-service-item{flex-direction:column;gap:1rem}
  .b24-stats-mini{gap:1.5rem}
  .b24-tariffs{grid-template-columns:1fr 1fr}
}