/* === variables & reset (unchanged from yours, trimmed for brevity) === */
:root{--primary-color:#00ff88;--primary-dark:#00cc6a;--secondary-color:#00b4d8;--accent-color:#ff6b6b;--bg-primary:#0a0a0a;--bg-secondary:#1a1a1a;--bg-tertiary:#2a2a2a;--text-primary:#ffffff;--text-secondary:#b0b0b0;--text-muted:#808080;--border-color:#333333;--shadow-color:rgba(0,255,136,.3);--gradient-primary:linear-gradient(135deg,#00ff88,#00b4d8);--gradient-secondary:linear-gradient(135deg,#1a1a1a,#2a2a2a);--transition:all .3s cubic-bezier(.4,0,.2,1);--border-radius:8px;--spacing-xs:.5rem;--spacing-sm:1rem;--spacing-md:2rem;--spacing-lg:3rem;--spacing-xl:4rem}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden}
.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-sm)}

/* Accessibility helpers */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;background:#fff;color:#000;padding:.5rem 1rem;border-radius:6px;z-index:10001}

/* Navbar */
.navbar{position:fixed;top:0;width:100%;background:rgba(10,10,10,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);z-index:1000;transition:var(--transition)}
.navbar.scrolled{background:rgba(10,10,10,.98);box-shadow:0 2px 20px rgba(0,255,136,.1)}
.nav-container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-sm);display:flex;justify-content:space-between;align-items:center;height:70px}
.logo-link img{display:block}
.nav-menu{display:flex;list-style:none;gap:var(--spacing-md)}
.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:var(--transition);position:relative;padding:var(--spacing-xs) 0}
.nav-link:hover,.nav-link.active{color:var(--primary-color)}
.nav-link::after{content:'';position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--primary-color);transition:var(--transition)}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.hamburger{display:none;flex-direction:column;cursor:pointer;gap:4px;background:none;border:0}
.bar{width:25px;height:3px;background:var(--primary-color);transition:var(--transition)}

/* Hero */
.hero{height:100vh;display:flex;align-items:center;justify-content:center;position:relative;background:radial-gradient(ellipse at center,rgba(0,255,136,.1) 0%,transparent 70%);overflow:hidden}
.hero-background{position:absolute;inset:0;z-index:-1}
.particles{position:absolute;inset:0}
.particle{position:absolute;width:2px;height:2px;background:var(--primary-color);border-radius:50%;animation:float 6s ease-in-out infinite;opacity:.6}
@keyframes float{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(180deg)}}
.hero-content{text-align:center;z-index:1;animation:fadeInUp 1s ease-out}
.hero-title{font-size:3rem;font-weight:700;margin-bottom:var(--spacing-sm);background:linear-gradient(135deg,var(--text-primary),var(--primary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:1.2rem;color:var(--text-secondary);margin:0 auto var(--spacing-lg);max-width:600px}
.cta-button{background:var(--gradient-primary);color:var(--bg-primary);border:none;padding:var(--spacing-sm) var(--spacing-md);font-size:1.1rem;font-weight:600;border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);display:inline-flex;align-items:center;gap:var(--spacing-xs);box-shadow:0 4px 15px rgba(0,255,136,.3)}
.cta-button:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,255,136,.4)}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}

/* Sections */
section{padding:var(--spacing-xl) 0}
.section-header{text-align:center;margin-bottom:var(--spacing-xl)}
.section-title{font-size:2.5rem;font-weight:700;margin-bottom:var(--spacing-sm);background:linear-gradient(135deg,var(--text-primary),var(--primary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-divider{width:80px;height:3px;background:var(--gradient-primary);margin:0 auto;border-radius:2px}

/* About */
.about{background:var(--bg-secondary)}
.about-content{max-width:800px;margin:0 auto}
.about-intro{font-size:1.1rem;color:var(--text-secondary);margin-bottom:var(--spacing-lg);text-align:center}
.mission-vision{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-md)}
.mission,.vision{background:var(--bg-tertiary);padding:var(--spacing-md);border-radius:var(--border-radius);border:1px solid var(--border-color);transition:var(--transition)}
.mission:hover,.vision:hover{border-color:var(--primary-color);box-shadow:0 5px 20px rgba(0,255,136,.1)}
.mission h3,.vision h3{color:var(--primary-color);margin-bottom:var(--spacing-sm);display:flex;align-items:center;gap:var(--spacing-xs)}
.mission p,.vision p{color:var(--text-secondary)}

/* Technologies */
.tech{background:var(--bg-primary)}
.tech-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:var(--spacing-md);max-width:900px;margin:0 auto;list-style:none;padding:0}
.tech-item{display:flex;align-items:center;justify-content:center;gap:.5rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:1rem;font-weight:600;color:var(--text-secondary)}
.tech-item i{font-size:1.25rem;color:var(--primary-color)}

/* Services (kept, trimmed) */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-md);max-width:1400px;margin:0 auto}
.service-card{background:var(--bg-secondary);padding:var(--spacing-lg);border-radius:var(--border-radius);border:1px solid var(--border-color);text-align:center;transition:var(--transition);position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(0,255,136,.1),transparent);transition:var(--transition)}
.service-card:hover::before{left:100%}
.service-card:hover{transform:translateY(-5px);border-color:var(--primary-color);box-shadow:0 10px 30px rgba(0,255,136,.2)}
.service-icon{width:80px;height:80px;margin:0 auto var(--spacing-md);background:var(--gradient-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--bg-primary)}
.service-card h3{font-size:1.3rem;margin-bottom:var(--spacing-sm);color:var(--text-primary)}
.service-card p{color:var(--text-secondary)}

/* Portfolio */
.portfolio{background:var(--bg-secondary)}
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-md)}
.portfolio-item{background:var(--bg-tertiary);border-radius:var(--border-radius);overflow:hidden;border:1px solid var(--border-color);transition:var(--transition)}
.portfolio-item:hover{transform:translateY(-5px);border-color:var(--primary-color);box-shadow:0 10px 30px rgba(0,255,136,.2)}
.portfolio-image{height:200px;display:flex;align-items:center;justify-content:center;background:var(--gradient-secondary)}
.portfolio-image img{width:100%;height:100%;object-fit:cover;display:block}
.portfolio-content{padding:var(--spacing-md)}
.portfolio-content h3{font-size:1.2rem;margin-bottom:var(--spacing-xs);color:var(--text-primary)}
.portfolio-content p{color:var(--text-secondary);margin-bottom:var(--spacing-sm);font-size:.95rem}
.portfolio-btn{background:transparent;color:var(--primary-color);border:1px solid var(--primary-color);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);font-size:.9rem}
.portfolio-btn:hover{background:var(--primary-color);color:var(--bg-primary)}

/* Testimonials */
.testimonials{background:var(--bg-primary)}
.testimonials-container{position:relative;max-width:800px;margin:0 auto}
.testimonial-slider{position:relative;overflow:hidden;border-radius:var(--border-radius)}
.testimonial-slide{display:none;padding:var(--spacing-lg);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--border-radius)}
.testimonial-slide.active{display:block;animation:slideIn .5s ease-in-out}
@keyframes slideIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}
.testimonial-quote{margin-bottom:var(--spacing-md)}
.testimonial-quote i{color:var(--primary-color);font-size:1.5rem;margin-bottom:var(--spacing-sm)}
.testimonial-quote p{font-size:1.05rem;color:var(--text-secondary);font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:var(--spacing-sm)}
.author-avatar{width:50px;height:50px;background:var(--gradient-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--bg-primary)}
.author-info span{color:var(--text-muted);font-size:.9rem}
.testimonial-controls{position:absolute;top:50%;transform:translateY(-50%);width:100%;display:flex;justify-content:space-between;pointer-events:none}
.testimonial-btn{background:var(--primary-color);color:var(--bg-primary);border:none;width:40px;height:40px;border-radius:50%;cursor:pointer;transition:var(--transition);pointer-events:all;display:flex;align-items:center;justify-content:center}
.testimonial-btn:hover{background:var(--primary-dark);transform:scale(1.1)}
.testimonial-dots{display:flex;justify-content:center;gap:var(--spacing-xs);margin-top:var(--spacing-md)}
.dot{width:12px;height:12px;border-radius:50%;background:var(--border-color);cursor:pointer;transition:var(--transition);border:0}
.dot.active{background:var(--primary-color)}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.contact-form {
    background: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-error {
    color: var(--accent-color);
    font-size: 0.8rem;
    margin-top: var(--spacing-xs);
    display: block;
}

.submit-btn {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    width: 100%;
    justify-content: center;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.3);
}

.success-message {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid var(--primary-color);
    text-align: center;
    display: none;
}

.success-message.show {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

.success-message i {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.success-message p {
    color: var(--text-primary);
    font-weight: 500;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    flex-shrink: 0;
}

.contact-details h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-details p {
    color: var(--text-secondary);
    line-height: 1.5;
}


/* Footer */
.footer{background:var(--bg-primary);border-top:1px solid var(--border-color);padding:var(--spacing-xl) 0 var(--spacing-md)}
.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-lg)}
.footer-links{list-style:none}
.footer-links a{color:var(--text-secondary);text-decoration:none;transition:var(--transition)}
.footer-links a:hover{color:var(--primary-color)}
.social-links{display:flex;gap:var(--spacing-sm)}
.social-link{width:40px;height:40px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);text-decoration:none;transition:var(--transition)}
.social-link:hover{background:var(--primary-color);color:var(--bg-primary);border-color:var(--primary-color);transform:translateY(-2px)}
.footer-bottom{text-align:center;padding-top:var(--spacing-md);border-top:1px solid var(--border-color);color:var(--text-muted)}

/* Scroll animations */
.fade-in{opacity:0;transform:translateY(30px);transition:all .6s ease-out}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* Scroll-to-top */
.scroll-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;border:0;background:var(--primary-color);color:#0a0a0a;display:none;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 20px rgba(0,255,136,.35);z-index:999}
.scroll-top.show{display:flex}

/* Responsive */
@media(max-width:768px){
  .hamburger{display:flex}
  .nav-menu{position:fixed;left:-100%;top:70px;flex-direction:column;background:var(--bg-primary);width:100%;text-align:center;transition:.3s;box-shadow:0 10px 27px rgba(0,0,0,.05);padding:var(--spacing-md) 0}
  .nav-menu.active{left:0}
  .nav-menu li{margin:var(--spacing-sm) 0}
  .hamburger.active .bar:nth-child(2){opacity:0}
  .hamburger.active .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .hamburger.active .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .hero-title{font-size:2rem}
  .section-title{font-size:2rem}
  .contact-content{grid-template-columns:1fr;gap:var(--spacing-md)}
  .services-grid,.portfolio-grid{grid-template-columns:1fr;max-width:100%}
  .testimonial-controls{position:static;transform:none;justify-content:center;margin-top:var(--spacing-md);gap:var(--spacing-sm)}
}
@media(max-width:480px){
  .container{padding:0 var(--spacing-xs)}
  .hero-title{font-size:1.6rem}
  .hero-subtitle{font-size:1rem}
  .section-title{font-size:1.6rem}
  .contact-form{padding:var(--spacing-md)}
}



@keyframes flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% {
    opacity: 1;
  }
  20%, 22%, 24%, 55% {
    opacity: 0.5;
  }
}