/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: #050d1a;
  color: #e2e8f0;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ── VARIABLES ── */
:root {
  --teal: #3ab5d4;
  --teal-dark: #2191b0;
  --navy: #1a3a5c;
  --navy-deep: #0a1f35;
  --bg: #050d1a;
  --bg2: #0b1829;
  --bg3: #0f2035;
  --glass: rgba(255,255,255,0.04);
  --border: rgba(58,181,212,0.18);
  --text: #e2e8f0;
  --muted: #8aa3be;
}

/* ── UTILITIES ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.gradient-text {
  background: linear-gradient(135deg, #3ab5d4, #6ee2f5, #1a8fad);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.glass-card {
  background: var(--glass);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  border-radius: 20px;
}
.section-label {
  display: inline-block;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--teal);
  background: rgba(58,181,212,0.1);
  border: 1px solid rgba(58,181,212,0.25);
  padding: 6px 16px; border-radius: 100px; margin-bottom: 16px;
}
.section-title { font-family: 'Outfit', sans-serif; font-size: clamp(2rem,4vw,2.8rem); font-weight: 800; line-height: 1.15; margin-bottom: 16px; }
.section-desc { color: var(--muted); font-size: 1.05rem; max-width: 560px; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-desc { margin: 0 auto; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 12px;
  font-size: 1rem; font-weight: 600; text-decoration: none;
  cursor: pointer; transition: all 0.3s ease; border: none;
}
.btn-primary {
  background: linear-gradient(135deg, #2191b0, #3ab5d4);
  color: #fff; box-shadow: 0 8px 32px rgba(58,181,212,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(58,181,212,0.5); }
.btn-ghost {
  background: transparent; color: var(--teal);
  border: 1.5px solid rgba(58,181,212,0.4);
}
.btn-ghost:hover { background: rgba(58,181,212,0.1); border-color: var(--teal); }
.btn-full { width: 100%; justify-content: center; }

/* ── NAVBAR ── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 18px 0;
  transition: all 0.4s ease;
}
.navbar.scrolled {
  background: rgba(5,13,26,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.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; }
.logo-img { height: 44px; object-fit: contain; filter: drop-shadow(0 0 12px rgba(58,181,212,0.4)); }
.nav-links { display: flex; align-items: center; gap: 36px; list-style: none; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--teal); }
.nav-cta {
  background: linear-gradient(135deg, #2191b0, #3ab5d4) !important;
  color: #fff !important; padding: 10px 24px;
  border-radius: 10px; font-weight: 600 !important;
}
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--teal); border-radius: 2px; transition: all 0.3s; }

/* ── HERO ── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(26,110,138,0.2) 0%, transparent 70%), var(--bg);
  padding: 120px 40px 80px;
}
.hero-bg-grid {
  position: absolute; inset: 0; z-index: 0;
  background-image: linear-gradient(rgba(58,181,212,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(58,181,212,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-particles { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.particle {
  position: absolute; border-radius: 50%;
  background: radial-gradient(circle, rgba(58,181,212,0.8), transparent);
  animation: float-particle linear infinite;
  opacity: 0;
}
@keyframes float-particle { 0%{transform:translateY(0) scale(0);opacity:0} 10%{opacity:1} 90%{opacity:0.3} 100%{transform:translateY(-80vh) scale(1.5);opacity:0} }
.hero > * { position: relative; z-index: 1; }
.hero-content { flex: 1; max-width: 620px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(58,181,212,0.1); border: 1px solid rgba(58,181,212,0.3);
  color: var(--teal); padding: 8px 20px; border-radius: 100px;
  font-size: 0.88rem; font-weight: 600; margin-bottom: 28px;
  animation: fade-up 0.8s ease both;
}
.hero-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 900; line-height: 1.1; margin-bottom: 24px;
  animation: fade-up 0.8s 0.1s ease both;
}
.hero-subtitle {
  color: var(--muted); font-size: 1.15rem;
  margin-bottom: 36px; line-height: 1.7;
  animation: fade-up 0.8s 0.2s ease both;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; animation: fade-up 0.8s 0.3s ease both; }
.hero-stats { display: flex; align-items: center; gap: 32px; animation: fade-up 0.8s 0.4s ease both; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 2rem; font-weight: 800; color: var(--teal); font-family: 'Outfit', sans-serif; }
.stat-label { font-size: 0.82rem; color: var(--muted); font-weight: 500; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }
.hero-visual { flex: 1; display: flex; justify-content: center; align-items: center; animation: fade-up 0.8s 0.5s ease both; }
.circuit-card { position: relative; width: 340px; height: 340px; display: flex; justify-content: center; align-items: center; }
.circuit-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(58,181,212,0.25);
  animation: spin-slow linear infinite;
}
.ring-1 { width: 100%; height: 100%; border-style: dashed; animation-duration: 30s; }
.ring-2 { width: 76%; height: 76%; border-color: rgba(58,181,212,0.35); animation-duration: 20s; animation-direction: reverse; }
.ring-3 { width: 52%; height: 52%; border-style: dashed; border-color: rgba(58,181,212,0.5); animation-duration: 14s; }
@keyframes spin-slow { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
.circuit-core { z-index: 2; background: var(--bg3); border: 1px solid var(--border); border-radius: 50%; width: 36%; height: 36%; display: flex; align-items: center; justify-content: center; box-shadow: 0 0 40px rgba(58,181,212,0.2); }
.circuit-logo { width: 80%; object-fit: contain; filter: drop-shadow(0 0 8px rgba(58,181,212,0.5)); }

/* ── ABOUT ── */
.about { padding: 120px 0; background: var(--bg2); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-card { padding: 40px; }
.about-icon-row { display: flex; gap: 12px; margin-bottom: 20px; }
.pill-icon { font-size: 1.5rem; background: rgba(58,181,212,0.1); border: 1px solid var(--border); padding: 10px; border-radius: 12px; }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.tag { background: rgba(58,181,212,0.1); border: 1px solid rgba(58,181,212,0.2); color: var(--teal); padding: 6px 16px; border-radius: 100px; font-size: 0.82rem; font-weight: 600; }
.about-text .section-desc { margin-bottom: 16px; }
.about-features { margin-top: 24px; display: flex; flex-direction: column; gap: 14px; }
.feat-item { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 0.95rem; }
.feat-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); flex-shrink: 0; box-shadow: 0 0 10px var(--teal); }

/* ── SERVICES ── */
.services { padding: 120px 0; background: var(--bg); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: var(--glass); border: 1px solid var(--border);
  border-radius: 20px; padding: 36px 28px;
  transition: all 0.3s ease; position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(58,181,212,0.04), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.service-card:hover { transform: translateY(-6px); border-color: rgba(58,181,212,0.4); box-shadow: 0 20px 60px rgba(58,181,212,0.12); }
.service-card:hover::before { opacity: 1; }
.service-card.featured { border-color: rgba(58,181,212,0.5); background: linear-gradient(135deg, rgba(58,181,212,0.08), rgba(26,110,138,0.06)); }
.svc-badge { position: absolute; top: 20px; right: 20px; background: linear-gradient(135deg,#2191b0,#3ab5d4); color: #fff; padding: 4px 14px; border-radius: 100px; font-size: 0.75rem; font-weight: 700; }
.svc-icon { font-size: 2.2rem; margin-bottom: 18px; }
.service-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; color: #fff; }
.service-card p { color: var(--muted); font-size: 0.93rem; line-height: 1.65; margin-bottom: 20px; }
.svc-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.svc-list li { color: var(--muted); font-size: 0.88rem; padding-left: 16px; position: relative; }
.svc-list li::before { content: '▸'; position: absolute; left: 0; color: var(--teal); }

/* ── WHY US ── */
.why-us { padding: 120px 0; background: var(--bg2); }
.why-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.why-card { background: var(--glass); border: 1px solid var(--border); border-radius: 20px; padding: 36px 24px; transition: all 0.3s; }
.why-card:hover { border-color: rgba(58,181,212,0.4); transform: translateY(-4px); }
.why-num { font-family: 'Outfit', sans-serif; font-size: 3rem; font-weight: 900; color: rgba(58,181,212,0.2); margin-bottom: 12px; }
.why-card h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; color: #fff; }
.why-card p { color: var(--muted); font-size: 0.9rem; line-height: 1.65; }

/* ── TEAM ── */
.team { padding: 120px 0; background: var(--bg); }
.team-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.team-card { background: var(--glass); border: 1px solid var(--border); border-radius: 20px; padding: 36px 24px; text-align: center; transition: all 0.3s; }
.team-card:hover { transform: translateY(-6px); border-color: rgba(58,181,212,0.4); box-shadow: 0 20px 50px rgba(58,181,212,0.1); }
.team-avatar { width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; font-weight: 800; color: #fff; margin: 0 auto 16px; border: 2px solid rgba(58,181,212,0.4); }
.team-card h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.team-role { font-size: 0.82rem; color: var(--teal); font-weight: 600; display: block; margin-bottom: 12px; }
.team-card p { color: var(--muted); font-size: 0.88rem; line-height: 1.6; }

/* ── CONTACT ── */
.contact { padding: 120px 0; background: var(--bg2); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: start; }
.contact-items { display: flex; flex-direction: column; gap: 24px; margin: 36px 0; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon { font-size: 1.5rem; background: rgba(58,181,212,0.1); border: 1px solid var(--border); padding: 12px; border-radius: 12px; flex-shrink: 0; }
.contact-item strong { color: #fff; font-size: 0.95rem; display: block; margin-bottom: 4px; }
.contact-item p { color: var(--muted); font-size: 0.9rem; }
.social-links { display: flex; gap: 12px; }
.social-btn { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: rgba(58,181,212,0.1); border: 1px solid var(--border); color: var(--teal); text-decoration: none; font-weight: 700; font-size: 0.9rem; transition: all 0.3s; }
.social-btn:hover { background: rgba(58,181,212,0.2); transform: translateY(-2px); }
.contact-form-wrap { background: var(--glass); border: 1px solid var(--border); border-radius: 24px; padding: 48px; backdrop-filter: blur(16px); }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label { font-size: 0.88rem; font-weight: 600; color: #cbd5e1; }
.form-group input, .form-group select, .form-group textarea {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(58,181,212,0.2);
  border-radius: 12px; padding: 14px 16px; color: #fff; font-size: 0.95rem;
  font-family: 'Inter', sans-serif; transition: all 0.3s; outline: none; resize: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--teal); background: rgba(58,181,212,0.06); box-shadow: 0 0 0 3px rgba(58,181,212,0.1); }
.form-group select option { background: #0f2035; }
.form-success { display: none; text-align: center; padding: 16px; background: rgba(58,181,212,0.1); border: 1px solid rgba(58,181,212,0.3); border-radius: 12px; color: var(--teal); font-weight: 600; }

/* ── FOOTER ── */
.footer { background: var(--navy-deep); border-top: 1px solid var(--border); padding: 80px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 60px; }
.footer-logo { height: 48px; object-fit: contain; margin-bottom: 16px; }
.footer-brand p { color: var(--muted); font-size: 0.92rem; line-height: 1.6; margin-bottom: 20px; }
.footer-socials { display: flex; gap: 10px; }
.footer-socials a { width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; background: rgba(58,181,212,0.1); border: 1px solid var(--border); border-radius: 10px; color: var(--teal); text-decoration: none; font-weight: 700; font-size: 0.82rem; transition: all 0.3s; }
.footer-socials a:hover { background: rgba(58,181,212,0.2); }
.footer-col h5 { color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 16px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: var(--muted); text-decoration: none; font-size: 0.88rem; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--teal); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 28px; display: flex; justify-content: space-between; align-items: center; color: var(--muted); font-size: 0.85rem; }

/* ── ANIMATIONS ── */
@keyframes fade-up { from{opacity:0;transform:translateY(30px)} to{opacity:1;transform:translateY(0)} }
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .why-grid { grid-template-columns: repeat(2,1fr); }
  .team-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: rgba(5,13,26,0.98); border-bottom: 1px solid var(--border); padding: 24px; gap: 20px; }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .hero { flex-direction: column; padding: 120px 24px 60px; }
  .hero-visual { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-form-wrap { padding: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .hero-stats { gap: 16px; }
}
@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}