/* ===== AURA TECH STUDIO - MAIN STYLESHEET ===== */
:root {
  --primary: #0066ff;
  --primary-dark: #0044cc;
  --primary-light: #4d94ff;
  --accent: #00d4ff;
  --accent2: #7c3aed;
  --bg-dark: #020b18;
  --bg-card: #0a1628;
  --bg-card2: #0d1f3c;
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(0,102,255,0.2);
  --gradient: linear-gradient(135deg, #0066ff, #00d4ff);
  --gradient2: linear-gradient(135deg, #7c3aed, #0066ff);
  --shadow: 0 20px 60px rgba(0,102,255,0.15);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;background:var(--bg-dark);color:var(--text-primary);overflow-x:hidden;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:var(--transition)}
ul{list-style:none}
.container{max-width:1280px;margin:0 auto;padding:0 1.5rem}
.section{padding:5rem 0}
.section-dark{background:var(--bg-card)}

/* GRADIENT TEXT */
.gradient-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* SECTION HEADER */
.section-header{text-align:center;margin-bottom:3.5rem}
.section-header h2{font-family:'Outfit',sans-serif;font-size:clamp(2rem,4vw,3rem);font-weight:800;margin-bottom:1rem}
.section-header p{color:var(--text-secondary);max-width:600px;margin:0 auto;font-size:1.1rem}
.section-badge{display:inline-block;background:rgba(0,102,255,0.15);border:1px solid rgba(0,102,255,0.4);color:var(--primary-light);padding:.4rem 1.2rem;border-radius:50px;font-size:.85rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;margin-bottom:1rem}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:.6rem;padding:.85rem 2rem;border-radius:50px;font-weight:600;font-size:.95rem;cursor:pointer;border:none;transition:var(--transition);white-space:nowrap}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 4px 24px rgba(0,102,255,0.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,102,255,0.6)}
.btn-secondary{background:rgba(255,255,255,0.1);color:#fff;border:1px solid rgba(255,255,255,0.2);backdrop-filter:blur(10px)}
.btn-secondary:hover{background:rgba(255,255,255,0.2);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--primary-light);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-whatsapp{background:linear-gradient(135deg,#25d366,#128c7e);color:#fff;box-shadow:0 4px 24px rgba(37,211,102,0.3)}
.btn-whatsapp:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(37,211,102,0.5)}
.btn-lg{padding:1rem 2.5rem;font-size:1.05rem}
.section-cta{display:flex;gap:1rem;justify-content:center;margin-top:3rem;flex-wrap:wrap}

/* PRELOADER */
#preloader{position:fixed;inset:0;background:var(--bg-dark);z-index:9999;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;transition:opacity .5s,visibility .5s}
#preloader.hidden{opacity:0;visibility:hidden}
.loader-ring{width:60px;height:60px;border:3px solid rgba(0,102,255,0.2);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}
.loader-text{font-family:'Outfit',sans-serif;font-size:1rem;font-weight:700;letter-spacing:.2em;color:var(--primary-light)}
@keyframes spin{to{transform:rotate(360deg)}}

/* NAVBAR */
#navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;transition:var(--transition)}
#navbar.scrolled{background:rgba(2,11,24,0.95);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:.7rem 0}
.nav-container{max-width:1280px;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.nav-logo{display:flex;align-items:center;gap:.75rem}
.logo-icon{width:42px;height:42px;background:var(--gradient);border-radius:10px;display:flex;align-items:center;justify-content:center;font-family:'Outfit',sans-serif;font-weight:900;font-size:1.3rem;color:#fff;box-shadow:0 4px 16px rgba(0,102,255,0.4)}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-main{font-family:'Outfit',sans-serif;font-weight:800;font-size:1rem;color:#fff;letter-spacing:.05em}
.logo-sub{font-size:.65rem;font-weight:600;letter-spacing:.15em;color:var(--accent);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:.25rem;flex-wrap:wrap}
.nav-links a{padding:.5rem .85rem;border-radius:8px;font-size:.9rem;font-weight:500;color:var(--text-secondary);transition:var(--transition)}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(0,102,255,0.15)}
.nav-links .nav-cta{background:var(--gradient);color:#fff!important;padding:.5rem 1.25rem;border-radius:50px;font-weight:600}
.nav-links .nav-cta:hover{box-shadow:0 4px 20px rgba(0,102,255,0.5);transform:translateY(-1px)}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:.5rem}
.hamburger span{display:block;width:24px;height:2px;background:#fff;transition:var(--transition);border-radius:2px}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* HERO */
#hero{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;padding:7rem 1.5rem 4rem}
.hero-bg{position:absolute;inset:0;background:linear-gradient(135deg,#020b18 0%,#051030 50%,#020b18 100%);z-index:0}
.hero-bg::before{content:'';position:absolute;inset:0;background:url('../images/hero_bg.png') center/cover no-repeat;opacity:.25}
.hero-bg::after{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 50%,rgba(0,102,255,0.15) 0%,transparent 70%)}
#particleCanvas{position:absolute;inset:0;z-index:1;pointer-events:none}
.hero-content{position:relative;z-index:2;text-align:center;max-width:900px;margin:0 auto}
.hero-badge{display:inline-block;background:rgba(0,102,255,0.15);border:1px solid rgba(0,102,255,0.4);color:var(--accent);padding:.5rem 1.5rem;border-radius:50px;font-size:.9rem;font-weight:600;margin-bottom:1.5rem;animation:fadeInDown .8s ease}
.hero-title{font-family:'Outfit',sans-serif;font-size:clamp(2.5rem,6vw,4.5rem);font-weight:900;line-height:1.1;margin-bottom:1.5rem;animation:fadeInUp .8s ease .2s both}
.hero-subtitle{font-size:clamp(1rem,2vw,1.2rem);color:var(--text-secondary);max-width:700px;margin:0 auto 2.5rem;line-height:1.7;animation:fadeInUp .8s ease .4s both}
.hero-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:3.5rem;animation:fadeInUp .8s ease .6s both}
.hero-stats{display:flex;gap:2rem;justify-content:center;flex-wrap:wrap;animation:fadeInUp .8s ease .8s both}
.stat{text-align:center}
.stat-num{font-family:'Outfit',sans-serif;font-size:2.2rem;font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:block}
.stat-label{font-size:.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.hero-scroll{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.4rem;color:var(--text-muted);font-size:.8rem;animation:bounce 2s infinite;z-index:2}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}

/* TICKER */
.ticker-wrap{background:var(--gradient);padding:.75rem 0;overflow:hidden;position:relative;z-index:10}
.ticker{display:flex;gap:2rem;animation:ticker 30s linear infinite;width:max-content}
.ticker span{font-weight:600;font-size:.9rem;color:#fff;white-space:nowrap}
.ticker .dot{color:rgba(255,255,255,0.5)}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.ticker-wrap:hover .ticker{animation-play-state:paused}

/* SERVICES GRID */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}
.service-card{background:var(--bg-card2);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;transition:var(--transition);position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;inset:0;background:var(--gradient);opacity:0;transition:var(--transition)}
.service-card:hover{transform:translateY(-6px);border-color:rgba(0,102,255,0.5);box-shadow:var(--shadow)}
.service-card.featured{border-color:rgba(0,102,255,0.6);background:linear-gradient(135deg,rgba(0,102,255,0.1),rgba(0,212,255,0.05))}
.service-badge-top{position:absolute;top:1rem;right:1rem;background:var(--gradient);color:#fff;padding:.2rem .8rem;border-radius:50px;font-size:.75rem;font-weight:700}
.service-icon{width:60px;height:60px;background:rgba(0,102,255,0.15);border:1px solid rgba(0,102,255,0.3);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--primary-light);margin-bottom:1.25rem;transition:var(--transition)}
.service-card:hover .service-icon{background:var(--gradient);color:#fff;border-color:transparent}
.service-card h3{font-family:'Outfit',sans-serif;font-size:1.3rem;font-weight:700;margin-bottom:.75rem;color:#fff}
.service-card p{color:var(--text-secondary);font-size:.95rem;margin-bottom:1.25rem;line-height:1.6}
.service-list{margin-bottom:1.5rem}
.service-list li{color:var(--text-secondary);font-size:.875rem;padding:.3rem 0;display:flex;align-items:center;gap:.5rem}
.service-list li::before{content:'✓';color:var(--accent);font-weight:700;font-size:.8rem}
.service-price{font-family:'Outfit',sans-serif;font-size:1.1rem;font-weight:700;color:var(--accent);margin-bottom:1.25rem}
.service-link{color:var(--primary-light);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:.4rem;transition:var(--transition)}
.service-link:hover{color:var(--accent);gap:.7rem}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.about-images{position:relative}
.about-img-main{border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3}
.about-img-main img{width:100%;height:100%;object-fit:cover}
.about-img-secondary{position:absolute;bottom:-2rem;right:-2rem;width:55%;border-radius:var(--radius-sm);overflow:hidden;border:3px solid var(--bg-dark);aspect-ratio:16/9}
.about-img-secondary img{width:100%;height:100%;object-fit:cover}
.about-badge-float{position:absolute;top:2rem;left:-1.5rem;background:var(--gradient);color:#fff;padding:.75rem 1.25rem;border-radius:var(--radius-sm);display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:.9rem;box-shadow:0 8px 24px rgba(0,102,255,0.4)}
.about-content .section-badge{margin-bottom:.75rem}
.about-content h2{font-family:'Outfit',sans-serif;font-size:clamp(2rem,4vw,2.8rem);font-weight:800;margin-bottom:1.25rem;line-height:1.2}
.about-lead{font-size:1.1rem;color:var(--text-primary);margin-bottom:1rem;line-height:1.7}
.about-content p{color:var(--text-secondary);line-height:1.7;margin-bottom:1.5rem}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;margin-bottom:2rem}
.feature-item{display:flex;align-items:center;gap:.6rem;color:var(--text-secondary);font-size:.9rem}
.feature-item i{color:var(--accent);flex-shrink:0}

/* CLIENTS */
.clients-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.25rem}
.client-card{background:var(--bg-card2);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;text-align:center;transition:var(--transition);cursor:default}
.client-card:hover{transform:translateY(-4px);border-color:rgba(0,102,255,0.5);box-shadow:var(--shadow)}
.client-icon{width:56px;height:56px;background:rgba(0,102,255,0.15);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:var(--primary-light);margin:0 auto 1rem}
.client-card h4{font-weight:700;font-size:.95rem;margin-bottom:.4rem;color:#fff}
.client-card p{color:var(--text-muted);font-size:.8rem}

/* PORTFOLIO */
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:1.25rem}
.portfolio-item{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/10;cursor:pointer}
.portfolio-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.portfolio-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.9) 0%,rgba(0,0,0,.4) 50%,transparent 100%);opacity:0;transition:var(--transition);display:flex;align-items:flex-end;padding:1.5rem}
.portfolio-item:hover .portfolio-overlay{opacity:1}
.portfolio-item:hover img{transform:scale(1.05)}
.portfolio-cat{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);display:block;margin-bottom:.4rem}
.portfolio-info h3{font-family:'Outfit',sans-serif;font-size:1.1rem;font-weight:700;margin-bottom:.4rem;color:#fff}
.portfolio-info p{font-size:.85rem;color:rgba(255,255,255,.7)}

/* TESTIMONIALS */
.testimonials-slider{overflow:hidden;position:relative}
.testimonial-track{display:flex;transition:transform .5s ease;gap:1.5rem}
.testimonial-card{min-width:calc(33.333% - 1rem);background:var(--bg-card2);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;flex-shrink:0}
.stars{color:#f59e0b;font-size:1.2rem;margin-bottom:1rem;letter-spacing:.1em}
.testimonial-card p{color:var(--text-secondary);line-height:1.7;font-style:italic;margin-bottom:1.5rem}
.testimonial-author{display:flex;align-items:center;gap:.75rem}
.author-avatar{width:44px;height:44px;background:rgba(0,102,255,0.2);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary-light);flex-shrink:0}
.testimonial-author strong{display:block;font-weight:700;font-size:.9rem}
.testimonial-author span{font-size:.8rem;color:var(--text-muted)}
.slider-controls{display:flex;align-items:center;justify-content:center;gap:1rem;margin-top:2rem}
.slider-btn{width:44px;height:44px;border-radius:50%;background:var(--bg-card2);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center}
.slider-btn:hover{background:var(--gradient);border-color:transparent;color:#fff}
.slider-dots{display:flex;gap:.5rem}
.dot-btn{width:8px;height:8px;border-radius:50%;background:var(--border);border:none;cursor:pointer;transition:var(--transition);padding:0}
.dot-btn.active{background:var(--primary);width:24px;border-radius:4px}

/* PAYMENT */
.payment-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:1rem}
.payment-item{background:var(--bg-card2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1.25rem;display:flex;flex-direction:column;align-items:center;gap:.6rem;transition:var(--transition)}
.payment-item:hover{border-color:rgba(0,102,255,.5);transform:translateY(-3px)}
.payment-item i{font-size:1.8rem;color:var(--primary-light)}
.payment-item span{font-size:.85rem;font-weight:600;color:var(--text-secondary)}

/* CTA BANNER */
.cta-box{background:var(--bg-card2);border:1px solid rgba(0,102,255,.3);border-radius:24px;padding:4rem;text-align:center;position:relative;overflow:hidden}
.cta-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:400px;height:400px;background:radial-gradient(circle,rgba(0,102,255,.2) 0%,transparent 70%);pointer-events:none}
.cta-content{position:relative;z-index:1}
.cta-content h2{font-family:'Outfit',sans-serif;font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;margin-bottom:1rem}
.cta-content p{color:var(--text-secondary);font-size:1.1rem;margin-bottom:2rem}
.cta-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:2rem}
.cta-contact-info{display:flex;gap:2rem;justify-content:center;flex-wrap:wrap;color:var(--text-muted);font-size:.9rem}
.cta-contact-info span{display:flex;align-items:center;gap:.4rem}
.cta-contact-info i{color:var(--primary-light)}

/* FOOTER */
#footer{background:#010812;border-top:1px solid var(--border)}
.footer-top{padding:4rem 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:3rem}
.footer-brand p{color:var(--text-muted);font-size:.9rem;line-height:1.7;margin:1rem 0 1.5rem}
.footer-logo{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem}
.social-links{display:flex;gap:.75rem}
.social-links a{width:36px;height:36px;background:rgba(0,102,255,.15);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.9rem;transition:var(--transition)}
.social-links a:hover{background:var(--gradient);border-color:transparent;color:#fff;transform:translateY(-2px)}
.footer-links h4,.footer-contact h4{font-family:'Outfit',sans-serif;font-weight:700;margin-bottom:1.25rem;color:#fff;font-size:1rem}
.footer-links ul li{margin-bottom:.6rem}
.footer-links ul li a{color:var(--text-muted);font-size:.9rem;transition:var(--transition)}
.footer-links ul li a:hover{color:var(--primary-light);padding-left:.25rem}
.contact-item{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:.75rem;color:var(--text-muted);font-size:.875rem}
.contact-item i{color:var(--primary-light);margin-top:.2rem;flex-shrink:0}
.contact-item div{display:flex;flex-direction:column;gap:.15rem}
.whatsapp-btn{display:inline-flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,#25d366,#128c7e);color:#fff;padding:.6rem 1.25rem;border-radius:50px;font-size:.875rem;font-weight:600;margin-top:1rem;transition:var(--transition)}
.whatsapp-btn:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(37,211,102,.3)}
.footer-bottom{border-top:1px solid var(--border);padding:1.5rem 0;display:flex;flex-direction:column;align-items:center;gap:.4rem;text-align:center}
.footer-bottom p{color:var(--text-muted);font-size:.85rem}
.footer-tagline{color:var(--primary-light)!important;font-style:italic}

/* FLOATING WHATSAPP */
.whatsapp-float{position:fixed;bottom:2rem;right:2rem;width:58px;height:58px;background:linear-gradient(135deg,#25d366,#128c7e);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:#fff;box-shadow:0 4px 20px rgba(37,211,102,.5);z-index:999;transition:var(--transition)}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 8px 30px rgba(37,211,102,.7)}
.float-tooltip{position:absolute;right:70px;background:#333;color:#fff;padding:.4rem .8rem;border-radius:6px;font-size:.8rem;white-space:nowrap;opacity:0;pointer-events:none;transition:var(--transition)}
.whatsapp-float:hover .float-tooltip{opacity:1}

/* BACK TO TOP */
#backToTop{position:fixed;bottom:6rem;right:2rem;width:42px;height:42px;background:var(--gradient);border:none;border-radius:50%;color:#fff;cursor:pointer;font-size:.9rem;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:var(--transition);z-index:999;box-shadow:0 4px 16px rgba(0,102,255,.4)}
#backToTop.visible{opacity:1;visibility:visible}
#backToTop:hover{transform:translateY(-3px)}

/* AOS ANIMATIONS */
[data-aos]{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
[data-aos].aos-animate{opacity:1;transform:translateY(0)}

/* RESPONSIVE */
@media(max-width:1024px){
  .about-grid{grid-template-columns:1fr;gap:3rem}
  .about-images{max-width:500px;margin:0 auto}
  .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .testimonial-card{min-width:calc(50% - .75rem)}
}
@media(max-width:768px){
  .section{padding:3.5rem 0}
  .nav-links{display:none;position:fixed;top:0;right:0;bottom:0;width:280px;background:rgba(2,11,24,.98);backdrop-filter:blur(20px);flex-direction:column;padding:5rem 2rem 2rem;gap:0;border-left:1px solid var(--border);z-index:999}
  .nav-links.open{display:flex}
  .nav-links a{padding:.85rem 1rem;border-radius:var(--radius-sm);font-size:1rem;border-bottom:1px solid rgba(255,255,255,.05)}
  .hamburger{display:flex;z-index:1000;position:relative}
  .hero-stats{gap:1.5rem}
  .services-grid{grid-template-columns:1fr}
  .about-features{grid-template-columns:1fr}
  .about-img-secondary{display:none}
  .portfolio-grid{grid-template-columns:1fr}
  .testimonial-card{min-width:100%}
  .footer-grid{grid-template-columns:1fr}
  .cta-box{padding:2.5rem 1.5rem}
  .cta-contact-info{flex-direction:column;gap:1rem;align-items:center}
}
@media(max-width:480px){
  .hero-buttons{flex-direction:column;align-items:center}
  .hero-stats{gap:1rem}
  .stat-num{font-size:1.8rem}
  .clients-grid{grid-template-columns:1fr 1fr}
  .payment-grid{grid-template-columns:1fr 1fr 1fr}
}