@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary-dark: #0a1628;
  --card-dark: #1a2744;
  --accent: #00a3e0;
  --accent-hover: #008bbf;
  --text: #ffffff;
  --text-muted: #94a3b8;
  --gradient: linear-gradient(135deg, #0a1628 0%, #1a2744 100%);
  --font: 'Inter', sans-serif;
  --max-width: 1200px;
  --transition: 0.3s ease;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--primary-dark);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* NAV */
nav {
  position: fixed; top: 0; width: 100%; z-index: 1000;
  padding: 20px 0;
  background: transparent;
  transition: all var(--transition);
}
nav.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 1.5rem; font-weight: 700; color: var(--text); }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { color: var(--text-muted); font-weight: 500; font-size: 0.95rem; transition: color var(--transition); }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-cta {
  background: var(--accent); color: var(--primary-dark); padding: 10px 24px;
  border-radius: 6px; font-weight: 600; font-size: 0.9rem;
  transition: background var(--transition);
}
.nav-cta:hover { background: var(--accent-hover); color: var(--primary-dark); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
.hamburger span { width: 24px; height: 2px; background: var(--text); transition: var(--transition); }

/* HERO */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 120px 24px 80px;
  background: linear-gradient(135deg, #0a1628 0%, #0f2035 50%, #1a2744 100%);
  position: relative;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(0,163,224,0.08) 0%, transparent 60%);
}
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-badge {
  display: inline-block; padding: 6px 16px; border-radius: 20px;
  background: rgba(0,163,224,0.1); border: 1px solid rgba(0,163,224,0.3);
  color: var(--accent); font-size: 0.85rem; font-weight: 500; margin-bottom: 24px;
}
.hero h1 { font-size: 3.5rem; font-weight: 800; line-height: 1.1; margin-bottom: 20px; }
.hero h1 span { color: var(--accent); }
.hero p { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 36px; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* BUTTONS */
.btn {
  display: inline-block; padding: 14px 32px; border-radius: 6px;
  font-weight: 600; font-size: 0.95rem; cursor: pointer;
  transition: all var(--transition); border: 2px solid transparent;
}
.btn-primary { background: var(--accent); color: var(--primary-dark); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--primary-dark); }
.btn-secondary { background: transparent; color: var(--text); border-color: rgba(255,255,255,0.2); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* SECTIONS */
section { padding: 100px 0; }
section.alt-bg { background: var(--card-dark); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 16px; }
.section-header p { color: var(--text-muted); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }

/* SERVICES GRID */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card {
  background: var(--card-dark); border-radius: 12px; padding: 36px;
  border: 1px solid rgba(255,255,255,0.05);
  transition: all var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 8px 30px rgba(0,163,224,0.1);
}
section.alt-bg .service-card { background: var(--primary-dark); }
.service-icon { margin-bottom: 20px; color: var(--accent); }
.service-icon svg { width: 40px; height: 40px; stroke-width: 1.5; }
.service-card h3 { font-size: 1.25rem; margin-bottom: 12px; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; }
.service-card ul { list-style: none; margin-top: 16px; }
.service-card ul li { color: var(--text-muted); font-size: 0.9rem; padding: 4px 0; }
.service-card ul li::before { content: '→ '; color: var(--accent); }

/* STATS */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat h3 { font-size: 2.8rem; font-weight: 800; color: var(--accent); }
.stat p { color: var(--text-muted); margin-top: 8px; font-size: 0.95rem; }

/* ABOUT SPLIT */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text h2 { font-size: 2.2rem; margin-bottom: 20px; }
.about-text p { color: var(--text-muted); margin-bottom: 16px; }
.values-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.value-card { background: rgba(0,163,224,0.05); border-radius: 8px; padding: 24px; border: 1px solid rgba(0,163,224,0.1); }
.value-card h4 { color: var(--accent); margin-bottom: 8px; }
.value-card p { color: var(--text-muted); font-size: 0.9rem; }

/* TESTIMONIALS */
.testimonial-carousel { position: relative; max-width: 700px; margin: 0 auto; text-align: center; }
.testimonial-slide { display: none; }
.testimonial-slide.active { display: block; }
.testimonial-slide blockquote {
  font-size: 1.15rem; font-style: italic; color: var(--text-muted);
  line-height: 1.8; margin-bottom: 24px;
}
.testimonial-author { font-weight: 600; }
.testimonial-role { color: var(--text-muted); font-size: 0.9rem; }
.carousel-dots { display: flex; gap: 8px; justify-content: center; margin-top: 32px; }
.carousel-dots .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.2); cursor: pointer; border: none;
  transition: background var(--transition);
}
.carousel-dots .dot.active { background: var(--accent); }

/* PROCESS */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.process-step { position: relative; }
.step-number {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent); color: var(--primary-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.1rem; margin: 0 auto 16px;
}
.process-step h4 { margin-bottom: 8px; }
.process-step p { color: var(--text-muted); font-size: 0.9rem; }

/* PARTNERS */
.partners-grid { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; align-items: center; }
.partner { color: var(--text-muted); font-size: 1.1rem; font-weight: 600; opacity: 0.6; transition: opacity var(--transition); }
.partner:hover { opacity: 1; color: var(--text); }

/* BLOG CARDS */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.blog-card {
  background: var(--card-dark); border-radius: 12px; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.05); transition: all var(--transition);
}
.blog-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.blog-card-img { height: 200px; background: linear-gradient(135deg, var(--card-dark), var(--primary-dark)); }
.blog-card-body { padding: 24px; }
.blog-card-tag { color: var(--accent); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; }
.blog-card-body h3 { font-size: 1.1rem; margin: 8px 0; }
.blog-card-body p { color: var(--text-muted); font-size: 0.9rem; }

/* CONTACT FORM */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-info h3 { margin-bottom: 16px; }
.contact-info p { color: var(--text-muted); margin-bottom: 24px; }
.contact-detail { display: flex; gap: 12px; margin-bottom: 16px; color: var(--text-muted); }
.contact-detail span:first-child { color: var(--accent); }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.contact-form input, .contact-form textarea, .contact-form select {
  background: var(--card-dark); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px; padding: 14px 16px; color: var(--text);
  font-family: var(--font); font-size: 0.95rem;
  transition: border-color var(--transition);
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  outline: none; border-color: var(--accent);
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.form-success { display: none; text-align: center; padding: 40px; color: var(--accent); font-weight: 600; }

/* CTA BANNER */
.cta-banner {
  text-align: center; padding: 80px 24px;
  background: linear-gradient(135deg, rgba(0,163,224,0.1), rgba(0,163,224,0.02));
  border-radius: 16px; margin: 0 24px;
}
.cta-banner h2 { font-size: 2rem; margin-bottom: 16px; }
.cta-banner p { color: var(--text-muted); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* FOOTER */
footer { background: #060e1a; padding: 60px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { color: var(--text-muted); margin-top: 12px; font-size: 0.9rem; }
.footer-col h4 { margin-bottom: 16px; font-size: 0.95rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { color: var(--text-muted); font-size: 0.9rem; }
.footer-col ul a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 24px; text-align: center; color: var(--text-muted); font-size: 0.85rem; }

/* FADE IN */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* BACK TO TOP */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; width: 44px; height: 44px;
  background: var(--accent); color: var(--primary-dark); border: none; border-radius: 50%;
  font-size: 1.2rem; cursor: pointer; opacity: 0; visibility: hidden;
  transition: all var(--transition); z-index: 999;
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--accent-hover); transform: translateY(-2px); }

/* PAGE HERO (inner pages) */
.page-hero {
  padding: 160px 24px 80px; text-align: center;
  background: linear-gradient(135deg, #0a1628, #1a2744);
}
.page-hero h1 { font-size: 2.8rem; margin-bottom: 16px; }
.page-hero p { color: var(--text-muted); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* TEAM GRID */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card { text-align: center; }
.team-avatar {
  width: 120px; height: 120px; border-radius: 50%; margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--card-dark), var(--accent));
  display: flex; align-items: center; justify-content: center; font-size: 2.5rem;
}
.team-card h4 { margin-bottom: 4px; }
.team-card p { color: var(--text-muted); font-size: 0.9rem; }

/* MISSION VISION */
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.mv-card { background: var(--card-dark); border-radius: 12px; padding: 40px; border: 1px solid rgba(255,255,255,0.05); }
.mv-card h3 { color: var(--accent); margin-bottom: 12px; }
.mv-card p { color: var(--text-muted); }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .services-grid, .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid, .process-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute;
    top: 100%; left: 0; width: 100%; background: rgba(10,22,40,0.98);
    padding: 24px; gap: 16px;
  }
  .hero h1 { font-size: 2.2rem; }
  .services-grid, .blog-grid, .mv-grid { grid-template-columns: 1fr; }
  .stats-grid, .process-steps { grid-template-columns: repeat(2, 1fr); }
  .about-split, .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  section { padding: 60px 0; }
}