/* ============================
   AS Technologies - Custom Styles
   ============================ */

:root {
  --bg-primary: #020817;
  --bg-secondary: #0d1117;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.07);
  --cyan: #00d4ff;
  --cyan-dim: rgba(0, 212, 255, 0.15);
  --cyan-glow: rgba(0, 212, 255, 0.4);
  --purple: #8b5cf6;
  --purple-dim: rgba(139, 92, 246, 0.15);
  --purple-glow: rgba(139, 92, 246, 0.4);
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.4);
  --border: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 212, 255, 0.3);
  --gradient-hero: linear-gradient(135deg, #020817 0%, #0d1b2a 50%, #030d1a 100%);
  --gradient-cyan-purple: linear-gradient(135deg, var(--cyan), var(--purple));
  --gradient-text: linear-gradient(135deg, #00d4ff, #8b5cf6);
  --font-sans: 'Poppins', 'Inter', system-ui, sans-serif;
  --transition: all 0.3s ease;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow-cyan: 0 0 30px rgba(0, 212, 255, 0.15);
  --shadow-purple: 0 0 30px rgba(139, 92, 246, 0.15);
}

/* Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--cyan); border-radius: 3px; }

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

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--cyan);
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 1rem;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 3rem;
}

/* ============================
   Navbar
   ============================ */
#mainNavbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: var(--transition);
  background: transparent;
}
#mainNavbar.scrolled {
  background: rgba(2, 8, 23, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}
.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.brand-icon {
  width: 36px; height: 36px;
  background: var(--gradient-cyan-purple);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 900;
  color: white;
  flex-shrink: 0;
}
.nav-link {
  color: rgba(255,255,255,0.8) !important;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 0.875rem !important;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--cyan) !important; }
.navbar-toggler { border: 1px solid var(--border); color: var(--text-primary); }
.navbar-toggler:focus { box-shadow: none; }
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.btn-nav-cta {
  background: var(--gradient-cyan-purple);
  border: none;
  color: white !important;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 1.25rem !important;
  border-radius: 50px;
  transition: var(--transition);
}
.btn-nav-cta:hover { opacity: 0.85; transform: translateY(-1px); box-shadow: 0 4px 20px var(--cyan-glow); }

/* ============================
   Hero Section
   ============================ */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  padding-top: 80px;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
}
@keyframes gridMove { 0% { transform: translateY(0); } 100% { transform: translateY(60px); } }
.hero-glow-1 {
  position: absolute; top: -20%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,212,255,0.12) 0%, transparent 70%);
  animation: pulse 4s ease-in-out infinite;
}
.hero-glow-2 {
  position: absolute; bottom: -20%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(139,92,246,0.12) 0%, transparent 70%);
  animation: pulse 4s ease-in-out infinite 2s;
}
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 0.7; } 50% { transform: scale(1.1); opacity: 1; } }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.25);
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  animation: blink 1.5s ease-in-out infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
.hero-title { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 800; line-height: 1.1; margin-bottom: 1.5rem; letter-spacing: -0.02em; }
.hero-subtitle { font-size: 1.1rem; color: var(--text-secondary); max-width: 550px; margin-bottom: 2.5rem; line-height: 1.8; }
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-orb { width: 400px; height: 400px; position: relative; animation: float 6s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }
.orb-core { position: absolute; inset: 60px; background: var(--gradient-cyan-purple); border-radius: 50%; filter: blur(40px); opacity: 0.6; }
.orb-ring { position: absolute; inset: 0; border: 2px solid rgba(0,212,255,0.2); border-radius: 50%; animation: spin 20s linear infinite; }
.orb-ring::before { content: ''; position: absolute; top: -4px; left: 50%; width: 8px; height: 8px; background: var(--cyan); border-radius: 50%; transform: translateX(-50%); box-shadow: 0 0 10px var(--cyan); }
.orb-ring-2 { position: absolute; inset: 30px; border: 1px solid rgba(139,92,246,0.3); border-radius: 50%; animation: spin 15s linear infinite reverse; }
.orb-ring-2::before { content: ''; position: absolute; bottom: -4px; left: 50%; width: 6px; height: 6px; background: var(--purple); border-radius: 50%; transform: translateX(-50%); box-shadow: 0 0 10px var(--purple); }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.orb-center { position: absolute; inset: 100px; background: radial-gradient(circle, rgba(0,212,255,0.3), rgba(139,92,246,0.3)); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.orb-icon { font-size: 3.5rem; filter: drop-shadow(0 0 20px var(--cyan)); }
.floating-tag { position: absolute; background: rgba(2,8,23,0.85); backdrop-filter: blur(10px); border: 1px solid var(--border); border-radius: 12px; padding: 0.75rem 1rem; font-size: 0.8rem; font-weight: 600; display: flex; align-items: center; gap: 8px; animation: float 4s ease-in-out infinite; white-space: nowrap; }
.floating-tag.tag-1 { top: 10%; right: -10%; animation-delay: 0s; color: var(--cyan); }
.floating-tag.tag-2 { bottom: 20%; left: -5%; animation-delay: 1.5s; color: var(--purple); }
.floating-tag.tag-3 { top: 40%; right: -15%; animation-delay: 0.8s; color: #22c55e; }

/* ============================
   Buttons
   ============================ */
.btn-primary-custom {
  background: var(--gradient-cyan-purple);
  border: none; color: white; font-weight: 600; font-size: 0.9rem;
  padding: 0.8rem 2rem; border-radius: 50px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: var(--transition); text-decoration: none;
}
.btn-primary-custom:hover { color: white; transform: translateY(-2px); box-shadow: 0 8px 30px var(--cyan-glow); }
.btn-outline-custom {
  background: transparent; border: 1px solid var(--border-glow);
  color: var(--cyan); font-weight: 600; font-size: 0.9rem;
  padding: 0.8rem 2rem; border-radius: 50px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: var(--transition); text-decoration: none;
}
.btn-outline-custom:hover { background: var(--cyan-dim); color: var(--cyan); transform: translateY(-2px); box-shadow: 0 8px 20px var(--cyan-glow); }

/* ============================
   Stats Counter
   ============================ */
.stats-section { padding: 4rem 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-secondary); }
.stat-item { text-align: center; padding: 1rem; }
.stat-number { font-size: 3rem; font-weight: 800; background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; margin-bottom: 0.5rem; }
.stat-label { font-size: 0.875rem; color: var(--text-secondary); font-weight: 500; }

/* ============================
   Service Cards
   ============================ */
.services-section { padding: 6rem 0; }
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem; height: 100%;
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.service-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--gradient-cyan-purple); opacity: 0; transition: var(--transition); }
.service-card:hover { background: var(--bg-card-hover); border-color: rgba(0,212,255,0.2); transform: translateY(-4px); box-shadow: var(--shadow-cyan); }
.service-card:hover::before { opacity: 1; }
.service-icon { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: 1.25rem; background: var(--cyan-dim); border: 1px solid rgba(0,212,255,0.2); }
.service-card.purple-accent .service-icon { background: var(--purple-dim); border-color: rgba(139,92,246,0.2); }
.service-card h5 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--text-primary); }
.service-card p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 1.25rem; }
.service-link { font-size: 0.8rem; font-weight: 600; color: var(--cyan); display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); }
.service-link:hover { gap: 10px; color: var(--cyan); }

/* ============================
   AI Section
   ============================ */
.ai-section { padding: 6rem 0; background: var(--bg-secondary); position: relative; overflow: hidden; }
.ai-section::before { content: ''; position: absolute; top: 0; right: 0; width: 50%; height: 100%; background: radial-gradient(circle at right center, rgba(139,92,246,0.08) 0%, transparent 70%); pointer-events: none; }
.ai-feature-item { display: flex; gap: 1rem; padding: 1.25rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--bg-card); transition: var(--transition); margin-bottom: 1rem; }
.ai-feature-item:hover { border-color: rgba(139,92,246,0.3); background: var(--bg-card-hover); transform: translateX(4px); }
.ai-feature-icon { width: 44px; height: 44px; border-radius: 10px; background: var(--purple-dim); border: 1px solid rgba(139,92,246,0.2); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; }
.ai-feature-item h6 { font-weight: 600; font-size: 0.9rem; margin-bottom: 0.25rem; color: var(--text-primary); }
.ai-feature-item p { font-size: 0.8rem; color: var(--text-secondary); margin: 0; line-height: 1.5; }

/* ============================
   Why Choose Us
   ============================ */
.why-section { padding: 6rem 0; }
.why-card { text-align: center; padding: 2rem 1.5rem; border-radius: var(--radius); border: 1px solid var(--border); background: var(--bg-card); transition: var(--transition); height: 100%; }
.why-card:hover { border-color: rgba(0,212,255,0.2); transform: translateY(-4px); background: var(--bg-card-hover); }
.why-icon { width: 64px; height: 64px; border-radius: 16px; background: var(--gradient-cyan-purple); display: flex; align-items: center; justify-content: center; font-size: 1.75rem; margin: 0 auto 1.25rem; }
.why-card h5 { font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--text-primary); }
.why-card p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; margin: 0; }

/* ============================
   Testimonials
   ============================ */
.testimonials-section { padding: 6rem 0; background: var(--bg-secondary); }
.testimonial-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem; height: 100%; transition: var(--transition); position: relative; }
.testimonial-card:hover { border-color: rgba(0,212,255,0.2); transform: translateY(-4px); }
.testimonial-card::before { content: '"'; position: absolute; top: 1rem; right: 1.5rem; font-size: 5rem; font-weight: 900; background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; opacity: 0.3; }
.testimonial-stars { color: #fbbf24; font-size: 0.875rem; margin-bottom: 1rem; display: flex; gap: 2px; }
.testimonial-text { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.8; margin-bottom: 1.5rem; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.author-avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--gradient-cyan-purple); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.875rem; color: white; flex-shrink: 0; }
.author-name { font-weight: 600; font-size: 0.875rem; color: var(--text-primary); }
.author-role { font-size: 0.75rem; color: var(--text-muted); }

/* ============================
   Pricing
   ============================ */
.pricing-section { padding: 6rem 0; }
.pricing-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2.5rem 2rem; text-align: center; height: 100%; transition: var(--transition); position: relative; overflow: hidden; }
.pricing-card.featured { border-color: rgba(0,212,255,0.4); background: rgba(0,212,255,0.04); }
.pricing-card.featured::before { content: 'Most Popular'; position: absolute; top: 1.25rem; right: -1.5rem; background: var(--gradient-cyan-purple); color: white; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.3rem 2.5rem; transform: rotate(45deg); transform-origin: center; }
.pricing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-cyan); }
.pricing-plan { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--cyan); margin-bottom: 0.5rem; }
.pricing-name { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text-primary); }
.pricing-desc { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 1.5rem; }
.pricing-price { margin-bottom: 2rem; }
.price-amount { font-size: 3.5rem; font-weight: 800; background: var(--gradient-text); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; }
.price-period { font-size: 0.875rem; color: var(--text-muted); }
.pricing-divider { border-top: 1px solid var(--border); margin-bottom: 1.5rem; }
.pricing-features { list-style: none; padding: 0; margin: 0 0 2rem; text-align: left; }
.pricing-features li { display: flex; align-items: flex-start; gap: 0.75rem; padding: 0.5rem 0; font-size: 0.875rem; color: var(--text-secondary); border-bottom: 1px solid rgba(255,255,255,0.04); }
.pricing-features li:last-child { border-bottom: none; }
.pricing-features .check { color: var(--cyan); font-size: 0.8rem; margin-top: 3px; flex-shrink: 0; }
.pricing-features .x { color: var(--text-muted); font-size: 0.7rem; margin-top: 4px; flex-shrink: 0; }

/* ============================
   Page Header (inner pages)
   ============================ */
.page-header { padding: 10rem 0 5rem; text-align: center; background: var(--gradient-hero); position: relative; overflow: hidden; }
.page-header::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px); background-size: 60px 60px; }
.page-header h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; margin-bottom: 1rem; }
.page-header p { font-size: 1.1rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }
.breadcrumb-wrapper { display: flex; justify-content: center; gap: 0.5rem; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 1.5rem; }
.breadcrumb-wrapper a { color: var(--cyan); }
.breadcrumb-wrapper span { color: var(--text-muted); }

/* ============================
   FAQ / Accordion
   ============================ */
.faq-section { padding: 6rem 0; }
.accordion-item { background: var(--bg-card) !important; border: 1px solid var(--border) !important; border-radius: var(--radius) !important; margin-bottom: 0.75rem; overflow: hidden; }
.accordion-button { background: transparent !important; color: var(--text-primary) !important; font-size: 0.95rem; font-weight: 600; padding: 1.25rem 1.5rem; box-shadow: none !important; border: none; }
.accordion-button::after { filter: invert(1) brightness(2); background-size: 14px; }
.accordion-button:not(.collapsed) { color: var(--cyan) !important; }
.accordion-body { background: transparent; padding: 0 1.5rem 1.5rem; color: var(--text-secondary); font-size: 0.9rem; line-height: 1.8; border-top: 1px solid var(--border); margin-top: 0; padding-top: 1.25rem; }

/* ============================
   Contact
   ============================ */
.contact-section { padding: 6rem 0; }
.contact-form-wrapper { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2.5rem; }
.form-label { font-size: 0.825rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0.4rem; display: block; }
.form-control {
  background: rgba(255,255,255,0.05) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--text-primary) !important;
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  transition: var(--transition);
  font-family: var(--font-sans);
}
.form-control:focus { outline: none; border-color: var(--cyan) !important; background: rgba(0,212,255,0.05) !important; box-shadow: 0 0 0 3px rgba(0,212,255,0.1) !important; }
.form-control::placeholder { color: var(--text-muted); }
.form-control option { background: var(--bg-secondary); color: var(--text-primary); }
.form-control.error { border-color: #ef4444 !important; box-shadow: 0 0 0 3px rgba(239,68,68,0.1) !important; }
.error-message { color: #ef4444; font-size: 0.75rem; margin-top: 0.25rem; display: none; }

/* ============================
   CTA Section
   ============================ */
.cta-section { padding: 6rem 0; background: var(--bg-secondary); text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(0,212,255,0.06) 0%, transparent 70%); }
.cta-section h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 1rem; }
.cta-section p { font-size: 1.05rem; color: var(--text-secondary); max-width: 500px; margin: 0 auto 2.5rem; }

/* ============================
   Footer
   ============================ */
footer { background: var(--bg-secondary); border-top: 1px solid var(--border); padding: 4rem 0 2rem; }
.footer-brand { margin-bottom: 1.25rem; }
.footer-brand p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; margin-top: 0.75rem; max-width: 280px; }
.footer-heading { font-size: 0.875rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-primary); margin-bottom: 1.25rem; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-links a { font-size: 0.875rem; color: var(--text-secondary); transition: var(--transition); }
.footer-links a:hover { color: var(--cyan); padding-left: 4px; }
.footer-contact-item { display: flex; align-items: flex-start; gap: 0.6rem; font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 0.75rem; }
.footer-contact-item span:first-child { color: var(--cyan); margin-top: 2px; flex-shrink: 0; }
.footer-social { display: flex; gap: 0.75rem; margin-top: 1.5rem; }
.social-btn { width: 38px; height: 38px; border-radius: 8px; background: var(--bg-card); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-size: 0.9rem; color: var(--text-secondary); transition: var(--transition); }
.social-btn:hover { background: var(--cyan-dim); border-color: rgba(0,212,255,0.3); color: var(--cyan); transform: translateY(-2px); }
.footer-divider { border-color: var(--border); margin: 2.5rem 0 1.5rem; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a { font-size: 0.8rem; color: var(--text-muted); transition: var(--transition); }
.footer-bottom-links a:hover { color: var(--cyan); }

/* ============================
   Back to Top
   ============================ */
#backToTop { position: fixed; bottom: 2rem; right: 2rem; width: 44px; height: 44px; border-radius: 50%; background: var(--gradient-cyan-purple); color: white; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 1rem; opacity: 0; transform: translateY(20px); transition: var(--transition); z-index: 999; box-shadow: 0 4px 20px var(--cyan-glow); }
#backToTop.visible { opacity: 1; transform: translateY(0); }
#backToTop:hover { transform: translateY(-3px); }

/* ============================
   Scroll Animations
   ============================ */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================
   Service Detail Page
   ============================ */
.process-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  height: 100%;
  transition: var(--transition);
  text-align: center;
}
.process-step:hover { background: var(--bg-card-hover); transform: translateY(-4px); border-color: rgba(0,212,255,0.2); }
.process-number {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}
.tech-tag {
  display: inline-flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  transition: var(--transition);
}
.tech-tag:hover { border-color: rgba(0,212,255,0.3); color: var(--cyan); background: var(--cyan-dim); }
.use-case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  height: 100%;
  transition: var(--transition);
}
.use-case-card:hover { background: var(--bg-card-hover); border-color: rgba(0,212,255,0.2); transform: translateY(-2px); }

/* ============================
   Team
   ============================ */
.team-card { text-align: center; padding: 2rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); transition: var(--transition); }
.team-card:hover { border-color: rgba(0,212,255,0.2); transform: translateY(-4px); box-shadow: var(--shadow-cyan); }
.team-avatar { width: 80px; height: 80px; border-radius: 50%; background: var(--gradient-cyan-purple); display: flex; align-items: center; justify-content: center; font-size: 2rem; font-weight: 700; color: white; margin: 0 auto 1rem; border: 3px solid rgba(255,255,255,0.1); }
.team-name { font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; color: var(--text-primary); }
.team-role { font-size: 0.8rem; color: var(--cyan); font-weight: 500; margin-bottom: 0.75rem; }
.team-bio { font-size: 0.8rem; color: var(--text-secondary); line-height: 1.6; margin: 0; }

/* ============================
   Utility
   ============================ */
.text-cyan { color: var(--cyan); }
.text-purple { color: var(--purple); }

/* ============================
   Responsive
   ============================ */
@media (max-width: 991.98px) {
  .hero-orb { width: 280px; height: 280px; }
  .floating-tag { display: none; }
  .navbar-collapse { background: rgba(2,8,23,0.97); backdrop-filter: blur(20px); padding: 1rem; border-radius: 0 0 var(--radius) var(--radius); border: 1px solid var(--border); border-top: none; margin-top: 0.5rem; }
}
@media (max-width: 767.98px) {
  .hero-section { text-align: center; }
  .hero-subtitle { margin: 0 auto 2rem; }
  .hero-buttons { justify-content: center; }
  .section-title { font-size: 1.75rem; }
  .stat-number { font-size: 2.25rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-bottom-links { justify-content: center; }
  .pricing-card.featured::before { display: none; }
}