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

:root {
  --bg:            #07090f;
  --bg2:           #0d1117;
  --surface:       #161b22;
  --surface2:      #21262d;
  --border:        #30363d;
  --muted-fg:      #8b949e;
  --fg:            #e6edf3;
  --accent:        #2563eb;
  --accent-hover:  #1d4ed8;
  --accent-dim:    rgba(37,99,235,0.12);
  --accent-border: rgba(37,99,235,0.45);
  --accent-ring:   rgba(37,99,235,0.2);
  --green:         #3fb950;
  --radius:        10px;
  --radius-sm:     6px;
  --radius-full:   9999px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  padding: 0 24px;
  transition: background .25s, border-color .25s;
}
.nav.scrolled {
  background: rgba(7,9,15,0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 1rem; color: var(--fg);
  text-decoration: none; letter-spacing: -0.3px;
}
.logo-icon { font-size: 1.2rem; color: var(--accent); }
.logo-img { width: 36px; height: 36px; object-fit: contain; border-radius: 50%; }

/* Hero logo */
.hero-logo-wrap { margin-bottom: 20px; }
.hero-logo { width: 120px; height: 120px; object-fit: contain; border-radius: 50%; display: block; }
.logo-accent { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a {
  text-decoration: none; color: var(--muted-fg);
  font-weight: 500; font-size: 0.875rem; transition: color .15s;
}
.nav-links a:hover { color: var(--fg); }
.btn-nav {
  background: var(--accent) !important; color: #fff !important;
  padding: 8px 18px; border-radius: var(--radius-sm);
  font-weight: 500 !important; font-size: 0.875rem !important;
  transition: background .15s !important; box-shadow: none !important;
}
.btn-nav:hover { background: var(--accent-hover) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 20px; height: 1.5px; background: var(--fg); border-radius: 2px; transition: all .3s; }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
  display: none; position: fixed; inset: 64px 0 0 0; z-index: 199;
  background: var(--bg); flex-direction: column; align-items: center;
  justify-content: center; gap: 28px;
  opacity: 0; pointer-events: none; transition: opacity .3s;
  border-top: 1px solid var(--border);
}
.mobile-menu.open { opacity: 1; pointer-events: all; }
.mob-link { color: var(--fg); font-size: 1.2rem; font-weight: 600; text-decoration: none; }
.mob-cta { color: var(--accent) !important; }

/* ── HERO — two-column split ── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: 100px 0 80px; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 80% at 60% 50%, black 20%, transparent 80%);
}

.hero-inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

/* Left column */
.hero-left { text-align: left; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--muted-fg); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 5px 14px; border-radius: var(--radius-full); margin-bottom: 24px;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--green); flex-shrink: 0;
}
.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 800; line-height: 1.1; letter-spacing: -1.5px;
  margin-bottom: 20px;
}
.gradient-text {
  background: linear-gradient(135deg, #60a5fa 0%, #818cf8 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-sub {
  max-width: 500px; margin: 0 0 32px;
  color: var(--muted-fg); font-size: 0.9375rem; line-height: 1.8;
}
.hero-sub strong { color: var(--fg); font-weight: 600; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-stats {
  display: inline-flex; align-items: center; gap: 24px;
  background: var(--surface); border: 1px solid var(--border);
  padding: 14px 24px; border-radius: var(--radius);
}
.hstat strong { display: block; font-size: 1.25rem; font-weight: 800; letter-spacing: -0.5px; color: var(--fg); }
.hstat span { font-size: 0.72rem; color: var(--muted-fg); font-weight: 500; }
.hstat-div { width: 1px; height: 28px; background: var(--border); }

/* Right column — feature cards */
.hero-right { display: flex; flex-direction: column; gap: 10px; }
.hf-card {
  display: flex; align-items: center; gap: 14px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px;
  transition: border-color .2s;
}
.hf-card:hover { border-color: var(--accent-border); }
.hf-icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  background: var(--surface2); border: 1px solid var(--border);
}
.hf-icon svg { width: 18px; height: 18px; }
.hf-ai   { color: #60a5fa; }
.hf-web  { color: #4ade80; }
.hf-data { color: #fbbf24; }
.hf-cloud{ color: #a78bfa; }
.hf-text { flex: 1; min-width: 0; }
.hf-text strong { display: block; font-size: 0.875rem; font-weight: 600; color: var(--fg); }
.hf-text span { font-size: 0.78rem; color: var(--muted-fg); }
.hf-check {
  font-size: 0.78rem; font-weight: 700; color: var(--green);
  background: rgba(63,185,80,0.1); border: 1px solid rgba(63,185,80,0.25);
  padding: 2px 8px; border-radius: var(--radius-full); flex-shrink: 0;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 22px; border-radius: var(--radius-sm);
  font-weight: 500; font-size: 0.875rem;
  text-decoration: none; transition: all .15s;
  cursor: pointer; border: none; font-family: inherit;
}
.btn-glow {
  background: var(--accent); color: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.btn-glow:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(37,99,235,0.3); }
.btn-outline { background: transparent; color: var(--fg); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--surface); border-color: var(--muted-fg); }
.btn-full { width: 100%; justify-content: center; font-size: 0.9rem; padding: 12px; }

/* ── MARQUEE ── */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: var(--bg2); padding: 14px 0;
}
.marquee-track {
  display: flex; gap: 28px; align-items: center;
  white-space: nowrap; animation: marquee 30s linear infinite;
}
@keyframes marquee { from{transform:translateX(0)} to{transform:translateX(-50%)} }
.marquee-track span { font-size: 0.72rem; font-weight: 600; color: var(--muted-fg); text-transform: uppercase; letter-spacing: 0.1em; }
.marquee-track .dot { color: var(--border); font-size: 0.45rem; }

/* ── SERVICES ── */
.services { padding: 112px 0; }
.section-header { text-align: center; margin-bottom: 56px; }
.section-tag {
  display: inline-flex; align-items: center;
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted-fg); background: var(--surface); border: 1px solid var(--border);
  padding: 4px 12px; border-radius: var(--radius-full); margin-bottom: 16px;
}
.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.4rem); font-weight: 700;
  letter-spacing: -0.5px; line-height: 1.2; margin-bottom: 14px;
}
.section-header em {
  font-style: normal;
  background: linear-gradient(135deg, #60a5fa 0%, #818cf8 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.section-header p { color: var(--muted-fg); font-size: 0.9375rem; max-width: 480px; margin: 0 auto; }

.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.card {
  position: relative; overflow: hidden;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
  cursor: default;
}
.card:hover { border-color: var(--accent-border); box-shadow: 0 8px 32px rgba(0,0,0,0.3); transform: translateY(-2px); }
.card-glow { display: none; }
.card-num { font-size: 0.68rem; font-weight: 600; color: var(--muted-fg); letter-spacing: 0.05em; margin-bottom: 18px; }
.card-icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; background: var(--surface2); border: 1px solid var(--border);
}
.card-icon svg { width: 22px; height: 22px; }
.card-ai .card-icon   { color: #60a5fa; }
.card-web .card-icon  { color: #4ade80; }
.card-data .card-icon { color: #fbbf24; }
.card-cloud .card-icon{ color: #a78bfa; }
.card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.card-desc { color: var(--muted-fg); font-size: 0.875rem; line-height: 1.65; margin-bottom: 18px; }
.card-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.card-list li { font-size: 0.84rem; color: var(--muted-fg); padding-left: 18px; position: relative; line-height: 1.5; }
.card-list li::before { content: '–'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.card-tag {
  position: absolute; top: 18px; right: 18px;
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--muted-fg); font-size: 0.68rem; font-weight: 500;
  padding: 3px 10px; border-radius: var(--radius-full);
}

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── PROCESS ── */
.process {
  padding: 96px 0;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: var(--bg2);
}
.process-steps { display: flex; align-items: flex-start; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 16px; }
.step {
  flex: 1; min-width: 180px; max-width: 210px; text-align: center;
  padding: 28px 20px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
}
.step-num {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: var(--surface2); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.875rem; font-weight: 700; margin: 0 auto 14px; color: var(--accent);
}
.step h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 8px; }
.step p { color: var(--muted-fg); font-size: 0.8125rem; line-height: 1.6; }
.step-arrow { font-size: 1rem; color: var(--border); margin-top: 40px; flex-shrink: 0; }

/* ── ABOUT ── */
.about { padding: 112px 0; }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-text .section-tag { display: inline-flex; margin-bottom: 16px; }
.about-text h2 { font-size: clamp(1.75rem, 3vw, 2.4rem); font-weight: 700; letter-spacing: -0.5px; line-height: 1.2; margin-bottom: 18px; }
.about-text p { color: var(--muted-fg); font-size: 0.9rem; line-height: 1.8; margin-bottom: 14px; }
.about-cards { display: flex; flex-direction: column; gap: 10px; }
.a-card {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border);
  padding: 18px; border-radius: var(--radius-sm); transition: border-color .15s;
}
.a-card:hover { border-color: var(--muted-fg); }
.a-icon { font-size: 1.25rem; flex-shrink: 0; margin-top: 2px; }
.a-card strong { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 3px; }
.a-card p { color: var(--muted-fg); font-size: 0.8125rem; line-height: 1.55; }

/* ── CONTACT ── */
.contact { padding: 112px 0; border-top: 1px solid var(--border); background: var(--bg2); }
.contact-inner { display: grid; grid-template-columns: 1fr 1.4fr; gap: 72px; align-items: start; }
.contact-left .section-tag { display: inline-flex; margin-bottom: 16px; }
.contact-left h2 { font-size: clamp(1.75rem, 3vw, 2.4rem); font-weight: 700; letter-spacing: -0.5px; line-height: 1.2; margin: 0 0 14px; }
.contact-left p { color: var(--muted-fg); font-size: 0.9rem; line-height: 1.75; margin-bottom: 28px; }
.contact-info { display: flex; flex-direction: column; gap: 12px; }
.ci-item { display: flex; align-items: center; gap: 10px; color: var(--muted-fg); font-size: 0.875rem; }
.ci-icon { width: 32px; height: 32px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 0.85rem; flex-shrink: 0; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group label { font-size: 0.8125rem; font-weight: 500; color: var(--fg); }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 10px 14px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--fg);
  font-family: inherit; font-size: 0.875rem; transition: border-color .15s, box-shadow .15s;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-ring);
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: #4b5563; }
.form-note { text-align: center; font-size: 0.84rem; min-height: 20px; margin-top: 4px; }

/* ── FOOTER ── */
.footer { padding: 32px 0; border-top: 1px solid var(--border); background: var(--bg); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; }
.footer-copy { color: var(--muted-fg); font-size: 0.78rem; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--muted-fg); text-decoration: none; font-size: 0.78rem; transition: color .15s; }
.footer-links a:hover { color: var(--fg); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-left { text-align: center; }
  .hero-cta { justify-content: center; }
  .services-grid { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: flex; }
  .hero-stats { padding: 12px 16px; gap: 16px; }
  .process-steps { flex-direction: column; align-items: center; }
  .step-arrow { transform: rotate(90deg); margin: 0; }
  .footer-inner { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
}