*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:#0f172a;color:#f1f5f9;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:#06b6d4;text-decoration:none;transition:color .2s}
a:hover{color:#67e8f9}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* Header */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#0f172a/95;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(6,182,212,.15);transition:background .3s}
.header .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.header.scrolled{background:rgba(15,23,42,.97)}
.logo{font-size:1.4rem;font-weight:800;color:#fff;display:flex;align-items:center;gap:10px;letter-spacing:-.5px}
.logo-icon{width:32px;height:32px}
.logo span{color:#06b6d4}
.nav{display:flex;align-items:center;gap:8px}
.nav a{padding:8px 16px;border-radius:8px;font-size:.9rem;font-weight:500;color:#94a3b8;transition:all .2s}
.nav a:hover,.nav a.active{color:#fff;background:rgba(6,182,212,.1)}
.nav-cta{background:#06b6d4!important;color:#fff!important;font-weight:600;padding:10px 20px!important}
.nav-cta:hover{background:#0891b2!important}
.mobile-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.mobile-toggle span{width:26px;height:2.5px;background:#94a3b8;border-radius:2px;transition:all .3s}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:10px;font-size:1rem;font-weight:600;border:none;cursor:pointer;transition:all .3s}
.btn-primary{background:#06b6d4;color:#fff}
.btn-primary:hover{background:#0891b2;transform:translateY(-2px);box-shadow:0 8px 25px rgba(6,182,212,.3)}
.btn-outline{background:transparent;color:#06b6d4;border:2px solid #06b6d4}
.btn-outline:hover{background:#06b6d4;color:#fff;transform:translateY(-2px)}
.btn-lg{padding:18px 40px;font-size:1.1rem}

/* Hero */
.hero{padding:160px 0 100px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 50%,rgba(6,182,212,.08) 0,transparent 60%),radial-gradient(circle at 70% 50%,rgba(6,182,212,.05) 0,transparent 60%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.25);padding:8px 18px;border-radius:50px;font-size:.85rem;color:#67e8f9;margin-bottom:24px}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;line-height:1.15;letter-spacing:-1px;margin-bottom:20px}
.hero h1 .highlight{background:linear-gradient(135deg,#06b6d4,#67e8f9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:1.15rem;color:#94a3b8;max-width:540px;margin-bottom:36px;line-height:1.7}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual{display:flex;align-items:center;justify-content:center;position:relative}
.hero-atom{width:300px;height:300px;position:relative;animation:float 6s ease-in-out infinite}
.hero-atom svg{width:100%;height:100%}
.hero-atom-ring{fill:none;stroke:#06b6d4;stroke-width:2;opacity:.5}
.hero-atom-ring:nth-child(2){transform:rotate(60deg);transform-origin:center}
.hero-atom-ring:nth-child(3){transform:rotate(-60deg);transform-origin:center}
.hero-atom-core{fill:#06b6d4;filter:drop-shadow(0 0 20px rgba(6,182,212,.6))}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-15px)}}
.hero-stats{display:flex;gap:40px;margin-top:50px;padding-top:30px;border-top:1px solid rgba(148,163,184,.15)}
.hero-stat h3{font-size:1.8rem;font-weight:800;color:#06b6d4}
.hero-stat p{font-size:.85rem;color:#64748b;margin-bottom:0}

/* Section common */
.section{padding:100px 0}
.section-header{text-align:center;margin-bottom:60px}
.section-header h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;letter-spacing:-.5px;margin-bottom:16px}
.section-header h2 span{color:#06b6d4}
.section-header p{color:#94a3b8;font-size:1.1rem;max-width:600px;margin:0 auto}

/* Services */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{background:linear-gradient(135deg,rgba(30,41,59,.6),rgba(15,23,42,.6));border:1px solid rgba(148,163,184,.1);border-radius:16px;padding:32px 28px;transition:all .3s;position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,#06b6d4,transparent);opacity:0;transition:opacity .3s}
.service-card:hover::before{opacity:1}
.service-card:hover{transform:translateY(-6px);border-color:rgba(6,182,212,.25);box-shadow:0 20px 40px rgba(0,0,0,.3)}
.service-icon{width:52px;height:52px;background:rgba(6,182,212,.1);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:1.5rem}
.service-card h3{font-size:1.2rem;font-weight:700;margin-bottom:12px}
.service-card p{color:#94a3b8;font-size:.92rem;line-height:1.65}

/* Tech Stack */
.tech-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.tech-item{background:rgba(30,41,59,.4);border:1px solid rgba(148,163,184,.1);border-radius:12px;padding:24px 16px;text-align:center;transition:all .3s}
.tech-item:hover{border-color:rgba(6,182,212,.3);transform:translateY(-3px)}
.tech-item .icon{font-size:2.2rem;margin-bottom:10px}
.tech-item h4{font-size:.9rem;font-weight:600;color:#cbd5e1}

/* Process */
.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative}
.process-step{text-align:center;position:relative}
.process-step-num{width:48px;height:48px;background:#06b6d4;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.2rem;margin:0 auto 16px;position:relative;z-index:2}
.process-step h4{font-size:1rem;font-weight:700;margin-bottom:8px}
.process-step p{font-size:.85rem;color:#94a3b8;max-width:180px;margin:0 auto}
.process-line{position:absolute;top:24px;left:calc(50% + 24px);right:calc(-50% + 24px);height:2px;background:linear-gradient(90deg,rgba(6,182,212,.5),rgba(6,182,212,.1));z-index:1}

/* Portfolio */
.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.portfolio-card{background:rgba(30,41,59,.4);border:1px solid rgba(148,163,184,.1);border-radius:16px;overflow:hidden;transition:all .3s}
.portfolio-card:hover{transform:translateY(-6px);border-color:rgba(6,182,212,.2);box-shadow:0 20px 40px rgba(0,0,0,.3)}
.portfolio-img{height:200px;background:linear-gradient(135deg, rgba(6,182,212,.1), rgba(15,23,42,.8));display:flex;align-items:center;justify-content:center;font-size:3rem}
.portfolio-body{padding:24px}
.portfolio-body .tag{display:inline-block;background:rgba(6,182,212,.1);color:#06b6d4;font-size:.75rem;font-weight:600;padding:4px 10px;border-radius:4px;margin-bottom:10px}
.portfolio-body h3{font-size:1.1rem;font-weight:700;margin-bottom:6px}
.portfolio-body p{color:#94a3b8;font-size:.88rem}

/* Pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;align-items:start}
.pricing-card{background:rgba(30,41,59,.4);border:1px solid rgba(148,163,184,.1);border-radius:16px;padding:40px 32px;transition:all .3s;position:relative}
.pricing-card.featured{border-color:#06b6d4;background:linear-gradient(135deg,rgba(6,182,212,.08),rgba(15,23,42,.6))}
.pricing-card.featured .pricing-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:#06b6d4;color:#fff;font-size:.78rem;font-weight:700;padding:6px 18px;border-radius:50px}
.pricing-card:hover{transform:translateY(-6px);border-color:rgba(6,182,212,.25)}
.pricing-card h3{font-size:1.3rem;font-weight:700;margin-bottom:8px}
.pricing-card .price{font-size:2.6rem;font-weight:800;color:#06b6d4;margin-bottom:4px}
.pricing-card .price-desc{color:#64748b;font-size:.88rem;margin-bottom:24px}
.pricing-card ul{list-style:none;padding:0;margin-bottom:28px}
.pricing-card ul li{padding:8px 0;border-bottom:1px solid rgba(148,163,184,.08);font-size:.9rem;color:#cbd5e1;display:flex;align-items:center;gap:8px}
.pricing-card ul li::before{content:'✓';color:#06b6d4;font-weight:700}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid rgba(148,163,184,.1);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .3s}
.faq-item.active{border-color:rgba(6,182,212,.3)}
.faq-question{width:100%;background:rgba(30,41,59,.3);border:none;color:#e2e8f0;font-size:1.05rem;font-weight:600;text-align:left;padding:20px 24px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:background .2s}
.faq-question:hover{background:rgba(30,41,59,.5)}
.faq-question .icon{width:20px;height:20px;flex-shrink:0;transition:transform .3s}
.faq-item.active .faq-question .icon{transform:rotate(45deg)}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease}
.faq-item.active .faq-answer{max-height:800px;padding:0 24px 24px}
.faq-answer p{color:#94a3b8;font-size:.95rem;line-height:1.7}

/* CTA */
.cta{background:linear-gradient(135deg,rgba(6,182,212,.08),rgba(15,23,42,.8));border-top:1px solid rgba(6,182,212,.15);text-align:center;padding:100px 0}
.cta h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;margin-bottom:16px}
.cta p{color:#94a3b8;font-size:1.15rem;max-width:600px;margin:0 auto 36px}

/* Footer */
.footer{background:#0a0f1a;border-top:1px solid rgba(148,163,184,.08);padding:60px 0 40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand .logo{margin-bottom:12px}
.footer-brand p{color:#64748b;font-size:.9rem;max-width:320px;line-height:1.65}
.footer h4{font-size:.95rem;font-weight:700;color:#e2e8f0;margin-bottom:16px}
.footer ul{list-style:none;padding:0}
.footer ul li{margin-bottom:10px}
.footer ul a{color:#64748b;font-size:.88rem;transition:color .2s}
.footer ul a:hover{color:#06b6d4}
.footer-contact p{color:#64748b;font-size:.88rem;margin-bottom:6px}
.footer-contact a{color:#06b6d4}
.footer-bottom{border-top:1px solid rgba(148,163,184,.08);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom p{color:#475569;font-size:.82rem}
.footer-bottom a{color:#06b6d4}

/* Page header */
.page-header{padding:140px 0 60px;text-align:center}
.page-header h1{font-size:clamp(2rem,4vw,3rem);font-weight:800;margin-bottom:12px}
.page-header p{color:#94a3b8;font-size:1.1rem;max-width:600px;margin:0 auto}

/* About page */
.about-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.about-text h2{font-size:1.8rem;font-weight:700;margin-bottom:20px}
.about-text h2 span{color:#06b6d4}
.about-text p{color:#94a3b8;font-size:1rem;line-height:1.7;margin-bottom:16px}
.about-values{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:30px}
.about-value{background:rgba(30,41,59,.4);border:1px solid rgba(148,163,184,.1);border-radius:12px;padding:24px}
.about-value h4{font-size:1rem;font-weight:700;margin-bottom:8px;color:#06b6d4}
.about-value p{font-size:.88rem;color:#94a3b8;margin-bottom:0}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.about-stat{background:linear-gradient(135deg,rgba(6,182,212,.08),rgba(15,23,42,.6));border:1px solid rgba(6,182,212,.15);border-radius:12px;padding:28px;text-align:center}
.about-stat h3{font-size:2.2rem;font-weight:800;color:#06b6d4}
.about-stat p{color:#94a3b8;font-size:.88rem;margin-bottom:0}

/* Contact page */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.contact-form{background:rgba(30,41,59,.3);border:1px solid rgba(148,163,184,.1);border-radius:16px;padding:40px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:.88rem;font-weight:600;color:#cbd5e1;margin-bottom:6px}
.form-group input,.form-group textarea,.form-group select{width:100%;background:rgba(15,23,42,.6);border:1px solid rgba(148,163,184,.15);border-radius:8px;padding:12px 16px;color:#e2e8f0;font-size:.95rem;font-family:inherit;transition:border-color .2s}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#06b6d4}
.form-group textarea{min-height:140px;resize:vertical}
.contact-info h3{font-size:1.4rem;font-weight:700;margin-bottom:20px}
.contact-info-item{display:flex;gap:16px;margin-bottom:24px;align-items:flex-start}
.contact-info-icon{width:44px;height:44px;background:rgba(6,182,212,.1);border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.2rem}
.contact-info-text h4{font-size:.95rem;font-weight:600;margin-bottom:2px}
.contact-info-text p,.contact-info-text a{color:#94a3b8;font-size:.9rem}

/* Mobile */
@media(max-width:968px){
.hero-grid,.about-content,.contact-grid{grid-template-columns:1fr}
.hero-visual{display:none}
.services-grid,.pricing-grid{grid-template-columns:repeat(2,1fr)}
.tech-grid{grid-template-columns:repeat(3,1fr)}
.process-grid{grid-template-columns:repeat(3,1fr);gap:30px}
.process-line{display:none}
.portfolio-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:repeat(2,1fr)}
.about-values{grid-template-columns:1fr}
}
@media(max-width:640px){
.nav{display:none}
.mobile-toggle{display:flex}
.services-grid,.pricing-grid,.portfolio-grid,.tech-grid,.process-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.hero{padding:120px 0 60px}
.hero h1{font-size:1.8rem}
.section{padding:60px 0}
.hero-stats{flex-direction:column;gap:20px}
}