/* === Reset & Base === */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans SC',sans-serif;background:#0a0e1a;color:#e0e6f0;line-height:1.7;overflow-x:hidden}
a{text-decoration:none;color:inherit}
ul{list-style:none}

/* === Navbar === */
.navbar{position:fixed;top:0;width:100%;z-index:1000;padding:18px 0;transition:all .3s}
.navbar.scrolled{background:rgba(10,14,26,.95);backdrop-filter:blur(12px);padding:12px 0;box-shadow:0 2px 30px rgba(0,212,255,.08)}
.nav-container{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-size:1.4rem;font-weight:700;color:#00d4ff;display:flex;align-items:center;gap:8px}
.nav-logo i{font-size:1.2rem}
.nav-menu{display:flex;align-items:center;gap:32px}
.nav-menu a{font-size:.9rem;color:#a0aec0;transition:color .3s;position:relative}
.nav-menu a:hover,.nav-menu a.active{color:#00d4ff}
.nav-cta{background:linear-gradient(135deg,#00d4ff,#0080ff);color:#fff!important;padding:8px 20px;border-radius:20px;font-weight:500}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer}
.nav-toggle span{width:24px;height:2px;background:#e0e6f0;transition:.3s}

/* === Hero === */
.hero{position:relative;height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
#particleCanvas{position:absolute;inset:0;z-index:0}
.hero-content{position:relative;z-index:1;padding:0 24px}
.hero-title{font-size:clamp(2.2rem,6vw,4.2rem);font-weight:900;margin-bottom:16px;letter-spacing:4px}
.gradient-text{background:linear-gradient(135deg,#00d4ff,#00ff88);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:clamp(1rem,2.5vw,1.3rem);color:#a0aec0;margin-bottom:8px}
.hero-desc{font-size:.95rem;color:#6b7a90;margin-bottom:36px}
.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn{padding:14px 36px;border-radius:30px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s;border:none;display:inline-block}
.btn-primary{background:linear-gradient(135deg,#00d4ff,#0080ff);color:#fff;box-shadow:0 4px 25px rgba(0,212,255,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 35px rgba(0,212,255,.45)}
.btn-outline{border:1px solid rgba(0,212,255,.4);color:#00d4ff;background:transparent}
.btn-outline:hover{background:rgba(0,212,255,.1)}
.btn-full{width:100%}
.scroll-down{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);color:#00d4ff;font-size:1.2rem;animation:bounce 2s infinite;z-index:1}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(10px)}}

/* === Sections === */
.section{padding:100px 0}
.section-dark{background:#0d1224}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section-header{text-align:center;margin-bottom:60px}
.section-header h2{font-size:2rem;font-weight:700;margin-bottom:12px}
.section-line{width:60px;height:3px;background:linear-gradient(90deg,#00d4ff,#0080ff);margin:0 auto;border-radius:2px}

/* === About === */
.about-content{max-width:800px;margin:0 auto 50px;text-align:center;color:#a0aec0;font-size:1.05rem;line-height:2}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat-item{padding:30px 10px}
.stat-number{font-size:3rem;font-weight:900;color:#00d4ff;display:inline}
.stat-suffix{font-size:1.5rem;font-weight:700;color:#00d4ff;display:inline}
.stat-label{color:#6b7a90;margin-top:8px;font-size:.9rem}

/* === Services === */
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.service-card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);border-radius:16px;padding:40px 30px;transition:all .4s;position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(0,212,255,.08),transparent 60%);opacity:0;transition:opacity .4s}
.service-card:hover{border-color:rgba(0,212,255,.3);transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,212,255,.1)}
.service-card:hover::before{opacity:1}
.service-icon{font-size:2.2rem;color:#00d4ff;margin-bottom:20px}
.service-card h3{font-size:1.2rem;margin-bottom:12px;font-weight:600}
.service-card p{color:#6b7a90;font-size:.9rem;line-height:1.8}

/* === Tech === */
.tech-badges{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:60px}
.badge{padding:8px 20px;border:1px solid rgba(0,212,255,.25);border-radius:20px;font-size:.85rem;color:#00d4ff;background:rgba(0,212,255,.05);transition:.3s}
.badge:hover{background:rgba(0,212,255,.15);transform:translateY(-2px)}
.process-title{text-align:center;font-size:1.3rem;margin-bottom:40px;color:#a0aec0}
.process-steps{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px}
.step{text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px}
.step-icon{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,rgba(0,212,255,.15),rgba(0,128,255,.1));display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#00d4ff;border:1px solid rgba(0,212,255,.2)}
.step span{font-size:.8rem;color:#a0aec0}
.step-arrow{color:#2a3a5c;font-size:.8rem}

/* === Cases === */
.cases-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:24px}
.case-card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:36px 24px;text-align:center;transition:all .4s}
.case-card:hover{border-color:rgba(0,212,255,.3);transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,212,255,.1)}
.case-icon{font-size:2rem;color:#00d4ff;margin-bottom:16px}
.case-card h3{font-size:1.05rem;margin-bottom:8px}
.case-card p{color:#6b7a90;font-size:.82rem}

/* === Advantages === */
.advantages-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.adv-card{padding:40px 24px;border-radius:14px;background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.05);transition:all .4s}
.adv-card:hover{border-color:rgba(0,212,255,.25);transform:translateY(-4px)}
.adv-number{font-size:2.5rem;font-weight:900;background:linear-gradient(135deg,#00d4ff,#0080ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:16px}
.adv-card h3{font-size:1.1rem;margin-bottom:10px}
.adv-card p{color:#6b7a90;font-size:.88rem;line-height:1.8}

/* === Contact === */
.contact-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.contact-info h3{font-size:1.5rem;margin-bottom:12px}
.contact-info>p{color:#6b7a90;margin-bottom:30px}
.contact-items{display:flex;flex-direction:column;gap:20px}
.contact-item{display:flex;align-items:center;gap:16px;color:#a0aec0}
.contact-item i{font-size:1.3rem;color:#00d4ff;width:24px;text-align:center}
.contact-form{display:flex;flex-direction:column;gap:16px}
.contact-form input,.contact-form textarea{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:14px 18px;color:#e0e6f0;font-size:.95rem;font-family:inherit;outline:none;transition:border .3s}
.contact-form input:focus,.contact-form textarea:focus{border-color:#00d4ff}
.contact-form textarea{resize:vertical}

/* === Footer === */
.footer{padding:30px 0;text-align:center;border-top:1px solid rgba(255,255,255,.05);color:#4a5568;font-size:.82rem}
.footer a{color:#00d4ff;transition:opacity .3s}
.footer a:hover{opacity:.7}
.footer p+p{margin-top:6px}
.visitor-count{color:#6b7a90;margin-bottom:10px;font-size:.85rem}
.visitor-count i{color:#00d4ff;margin-right:4px}

/* === Animations === */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* === Responsive === */
@media(max-width:968px){
.nav-menu{position:fixed;top:0;right:-100%;width:70%;height:100vh;background:rgba(10,14,26,.98);flex-direction:column;justify-content:center;gap:24px;transition:right .3s;padding:40px}
.nav-menu.open{right:0}
.nav-toggle{display:flex}
.stats{grid-template-columns:repeat(2,1fr)}
.services-grid{grid-template-columns:1fr}
.advantages-grid{grid-template-columns:repeat(2,1fr)}
.contact-wrapper{grid-template-columns:1fr}
.process-steps{gap:4px}
.step-icon{width:44px;height:44px;font-size:1rem}
.step-arrow{display:none}
}
@media(max-width:480px){
.section{padding:60px 0}
.stats{grid-template-columns:1fr 1fr}
.stat-number{font-size:2.2rem}
.advantages-grid{grid-template-columns:1fr}
.cases-grid{grid-template-columns:1fr}
}