/* ===== Reset & Variables ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
    --bg:#0a0e1a;--bg-2:#111827;--bg-card:#1a2236;
    --primary:#3b82f6;--primary-2:#60a5fa;--accent:#06b6d4;
    --gradient:linear-gradient(135deg,#3b82f6 0%,#06b6d4 100%);
    --white:#fff;--gray-100:#f1f5f9;--gray-300:#cbd5e1;--gray-400:#94a3b8;--gray-500:#64748b;--gray-600:#475569;
    --font:'Inter','Noto Sans SC',-apple-system,sans-serif;
    --transition:all .35s cubic-bezier(.4,0,.2,1);
    --radius:12px;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--gray-300);background:var(--bg);line-height:1.7;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ===== Typography ===== */
.section-label{font-size:13px;letter-spacing:3px;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:12px}
.section-label.light{color:var(--accent)}
.section-title{font-size:clamp(26px,4vw,40px);font-weight:800;color:var(--white);line-height:1.25;margin-bottom:16px}
.section-title.light{color:var(--white)}
.title-divider{width:50px;height:3px;background:var(--gradient);border-radius:2px;margin-bottom:24px}
.section-desc{font-size:16px;color:var(--gray-400);max-width:600px}
.section-desc.light{color:var(--gray-400)}
.section-header{margin-bottom:56px}
.gradient-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ===== Buttons ===== */
.btn{display:inline-block;padding:14px 32px;font-size:14px;font-weight:600;border-radius:8px;cursor:pointer;transition:var(--transition);border:2px solid transparent;text-align:center;letter-spacing:.5px}
.btn-primary{background:var(--gradient);color:var(--white);border:none}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(59,130,246,.4)}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--white);border:1px solid rgba(255,255,255,.15);backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.3)}
.btn-outline-dark{background:transparent;color:var(--white);border:1px solid var(--gray-600)}
.btn-outline-dark:hover{border-color:var(--primary);color:var(--primary-2)}
.btn-full{width:100%}

/* ===== Navbar ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:18px 0;transition:var(--transition)}
.navbar.scrolled{background:rgba(10,14,26,.92);backdrop-filter:blur(16px);padding:12px 0;box-shadow:0 4px 30px rgba(0,0,0,.3)}
.nav-container{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px}
.logo-mark{width:38px;height:38px;background:var(--gradient);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;color:var(--white);border-radius:8px}
.logo-name{font-size:19px;font-weight:700;color:var(--white);letter-spacing:1px}
.nav-menu{display:flex;gap:30px}
.nav-link{color:var(--gray-300);font-size:14px;font-weight:500;transition:var(--transition);position:relative}
.nav-link:hover{color:var(--white)}
.nav-link::after{content:'';position:absolute;bottom:-6px;left:0;width:0;height:2px;background:var(--gradient);transition:var(--transition);border-radius:1px}
.nav-link:hover::after{width:100%}
.nav-cta{padding:9px 22px;background:var(--gradient);color:var(--white);font-size:13px;font-weight:600;border-radius:7px;transition:var(--transition)}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(59,130,246,.35)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer}
.nav-toggle span{width:24px;height:2px;background:var(--white);transition:var(--transition);border-radius:1px}

/* ===== Hero ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:120px 0 80px}
.hero-bg{position:absolute;inset:0;z-index:0}
.grid-overlay{position:absolute;inset:0;background-image:linear-gradient(rgba(59,130,246,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(59,130,246,.04) 1px,transparent 1px);background-size:50px 50px}
.glow{position:absolute;border-radius:50%;filter:blur(100px);opacity:.4}
.glow-1{width:500px;height:500px;background:var(--primary);top:-100px;left:-100px;animation:float1 12s ease-in-out infinite}
.glow-2{width:400px;height:400px;background:var(--accent);bottom:-100px;right:-100px;animation:float2 15s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translate(0,0)}50%{transform:translate(60px,40px)}}
@keyframes float2{0%,100%{transform:translate(0,0)}50%{transform:translate(-50px,-30px)}}
.hero-content{position:relative;z-index:2;max-width:860px;text-align:center;padding:0 24px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.25);border-radius:50px;font-size:13px;color:var(--primary-2);margin-bottom:28px}
.badge-dot{width:8px;height:8px;background:#22c55e;border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-title{font-size:clamp(32px,5.5vw,58px);font-weight:800;color:var(--white);line-height:1.15;margin-bottom:24px}
.hero-desc{font-size:17px;color:var(--gray-400);margin-bottom:36px;line-height:1.8;max-width:680px;margin-left:auto;margin-right:auto}
.hero-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:56px}
.hero-stats{display:flex;gap:40px;justify-content:center;flex-wrap:wrap;padding-top:36px;border-top:1px solid rgba(255,255,255,.08)}
.h-stat{text-align:center}
.h-stat strong{display:block;font-size:28px;font-weight:800;color:var(--white);margin-bottom:4px}
.h-stat span{font-size:13px;color:var(--gray-500)}
.hero-scroll{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--gray-500);font-size:11px;letter-spacing:2px;z-index:2}
.scroll-line{width:1px;height:36px;background:linear-gradient(to bottom,var(--accent),transparent);animation:scrollPulse 2s ease-in-out infinite}
@keyframes scrollPulse{0%,100%{opacity:.3;transform:scaleY(.5)}50%{opacity:1;transform:scaleY(1)}}

/* ===== Animations ===== */
.fade-in{opacity:0;transform:translateY(30px);animation:fadeInUp .9s ease forwards}
.fade-in.delay-1{animation-delay:.15s}.fade-in.delay-2{animation-delay:.3s}.fade-in.delay-3{animation-delay:.45s}.fade-in.delay-4{animation-delay:.6s}
@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}
.reveal{opacity:0;transform:translateY(40px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ===== Services ===== */
.services{padding:100px 0;background:var(--bg)}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:var(--bg-card);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:36px 30px;transition:var(--transition);position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient);transform:scaleX(0);transition:transform .4s ease;transform-origin:left}
.service-card:hover{transform:translateY(-6px);border-color:rgba(59,130,246,.3);box-shadow:0 20px 50px rgba(0,0,0,.3)}
.service-card:hover::before{transform:scaleX(1)}
.service-icon{font-size:36px;margin-bottom:20px}
.service-card h3{font-size:20px;font-weight:700;color:var(--white);margin-bottom:12px}
.service-card p{font-size:14px;color:var(--gray-400);line-height:1.8;margin-bottom:18px}
.service-tags{display:flex;flex-wrap:wrap;gap:8px}
.service-tags li{padding:4px 12px;background:rgba(59,130,246,.1);color:var(--primary-2);font-size:12px;border-radius:50px;font-weight:500}

/* ===== Process ===== */
.process{padding:100px 0;background:var(--bg-2)}
.process-timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.process-step{background:var(--bg-card);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:32px 28px;transition:var(--transition);position:relative}
.process-step:hover{border-color:rgba(6,182,212,.3);transform:translateY(-4px)}
.step-number{font-size:42px;font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin-bottom:16px;opacity:.8}
.process-step h3{font-size:18px;font-weight:700;color:var(--white);margin-bottom:10px}
.process-step p{font-size:14px;color:var(--gray-400);line-height:1.8}

/* ===== Pricing ===== */
.pricing{padding:100px 0;background:var(--bg)}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:40px 32px;display:flex;flex-direction:column;transition:var(--transition);position:relative}
.price-card:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(0,0,0,.3)}
.price-card.featured{border-color:var(--primary);background:linear-gradient(180deg,rgba(59,130,246,.08) 0%,var(--bg-card) 40%);transform:scale(1.03)}
.price-card.featured:hover{transform:scale(1.03) translateY(-6px)}
.price-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);padding:6px 20px;background:var(--gradient);color:var(--white);font-size:12px;font-weight:700;border-radius:50px;white-space:nowrap}
.price-header{margin-bottom:24px}
.price-header h3{font-size:22px;font-weight:700;color:var(--white);margin-bottom:6px}
.price-header p{font-size:13px;color:var(--gray-500)}
.price-amount{display:flex;align-items:baseline;gap:2px;margin-bottom:28px;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.08)}
.price-amount .currency{font-size:18px;font-weight:600;color:var(--gray-400)}
.price-amount .number{font-size:42px;font-weight:800;color:var(--white);line-height:1}
.price-amount .unit{font-size:14px;color:var(--gray-500);margin-left:4px}
.price-features{flex:1;margin-bottom:28px}
.price-features li{font-size:14px;color:var(--gray-300);padding:8px 0;border-bottom:1px solid rgba(255,255,255,.04)}
.price-features li.disabled{color:var(--gray-600);text-decoration:line-through}

/* ===== Advantages ===== */
.advantages{padding:100px 0;background:var(--bg-2);position:relative;overflow:hidden}
.advantages::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:800px;height:800px;background:radial-gradient(circle,rgba(59,130,246,.08) 0%,transparent 70%);pointer-events:none}
.advantages .container{position:relative;z-index:1}
.advantages-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.adv-card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:32px 28px;transition:var(--transition)}
.adv-card:hover{background:rgba(59,130,246,.06);border-color:rgba(59,130,246,.25);transform:translateY(-4px)}
.adv-num{font-size:36px;font-weight:800;color:var(--accent);opacity:.5;margin-bottom:14px;line-height:1}
.adv-card h3{font-size:18px;font-weight:700;color:var(--white);margin-bottom:10px}
.adv-card p{font-size:14px;color:var(--gray-400);line-height:1.8}

/* ===== Stats ===== */
.stats-section{padding:70px 0;background:var(--bg);border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat-num{font-size:clamp(28px,4vw,44px);font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:8px;line-height:1}
.stat-item p{font-size:14px;color:var(--gray-400)}

/* ===== Contact ===== */
.contact{padding:100px 0;background:var(--bg-2)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.contact-desc{font-size:15px;color:var(--gray-400);margin-bottom:32px;line-height:1.9}
.contact-items{display:flex;flex-direction:column;gap:20px}
.contact-item{display:flex;gap:16px;align-items:flex-start}
.ci-icon{width:44px;height:44px;background:rgba(59,130,246,.12);display:flex;align-items:center;justify-content:center;border-radius:10px;font-size:18px;flex-shrink:0}
.contact-item h4{font-size:14px;font-weight:600;color:var(--white);margin-bottom:4px}
.contact-item p{font-size:14px;color:var(--gray-400)}
.contact-form-wrap{background:var(--bg-card);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:40px 36px}
.contact-form h3{font-size:22px;font-weight:700;color:var(--white);margin-bottom:8px}
.contact-form>p{font-size:13px;color:var(--gray-500);margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-group{margin-bottom:16px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:13px 16px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:8px;font-size:14px;font-family:var(--font);color:var(--white);transition:var(--transition)}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--gray-500)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);background:rgba(59,130,246,.06);box-shadow:0 0 0 3px rgba(59,130,246,.12)}
.form-group select option{background:var(--bg-2);color:var(--white)}
.form-group textarea{resize:vertical}

/* ===== Footer ===== */
.footer{background:var(--bg);padding:60px 0 0;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px;margin-bottom:44px}
.footer-brand p{font-size:13px;color:var(--gray-500);line-height:1.9;margin-top:16px}
.footer-logo{display:flex;align-items:center;gap:10px}
.footer-logo .logo-name{color:var(--white)}
.footer-col h4{font-size:15px;font-weight:600;color:var(--white);margin-bottom:18px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:13px;color:var(--gray-500);transition:var(--transition)}
.footer-col a:hover{color:var(--primary-2);padding-left:4px}
.footer-col p{font-size:13px;color:var(--gray-500);margin-bottom:10px;line-height:1.6}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:22px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.footer-bottom p{font-size:12px;color:var(--gray-600)}
#icpNumber a{color:var(--gray-600);transition:var(--transition)}
#icpNumber a:hover{color:var(--primary-2)}

/* ===== Back to Top ===== */
.back-to-top{position:fixed;bottom:28px;right:28px;width:46px;height:46px;background:var(--gradient);color:var(--white);border:none;border-radius:50%;font-size:18px;cursor:pointer;opacity:0;visibility:hidden;transition:var(--transition);z-index:999;box-shadow:0 6px 24px rgba(59,130,246,.4)}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-3px)}

/* ===== Responsive ===== */
@media(max-width:1024px){
    .services-grid,.advantages-grid{grid-template-columns:repeat(2,1fr)}
    .process-timeline{grid-template-columns:repeat(2,1fr)}
    .pricing-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
    .price-card.featured{transform:none}
    .price-card.featured:hover{transform:translateY(-6px)}
    .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
    .nav-menu{position:fixed;top:0;right:-100%;width:75%;height:100vh;background:var(--bg-2);flex-direction:column;padding:80px 28px 28px;gap:20px;transition:right .4s ease;z-index:999}
    .nav-menu.active{right:0}
    .nav-cta{display:none}
    .nav-toggle{display:flex}
    .nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
    .nav-toggle.active span:nth-child(2){opacity:0}
    .nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
    .services-grid,.process-timeline,.advantages-grid{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr;gap:36px}
    .form-row{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:repeat(2,1fr);gap:28px 16px}
    .hero-stats{gap:24px}
    .h-stat strong{font-size:22px}
    .footer-grid{grid-template-columns:1fr;gap:28px}
    .footer-bottom{flex-direction:column;text-align:center}
    .services,.process,.pricing,.advantages,.contact{padding:70px 0}
    .contact-form-wrap{padding:30px 24px}
}