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

:root {
  --blue:   #0057FF;
  --cyan:   #00C2FF;
  --dark:   #0a0f1e;
  --card:   #111827;
  --text:   #e2e8f0;
  --muted:  #94a3b8;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: var(--dark);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── HEADER ── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 3rem;
  border-bottom: 1px solid rgba(255,255,255,.07);
  position: sticky;
  top: 0;
  background: rgba(10,15,30,.92);
  backdrop-filter: blur(10px);
  z-index: 100;
}

header img { height: 44px; }

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 2rem;
  font-size: .95rem;
  transition: color .2s;
}
nav a:hover { color: var(--cyan); }

/* ── HERO ── */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,87,255,.18) 0%, transparent 70%);
  top: -150px; left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}

.badge {
  display: inline-block;
  background: rgba(0,194,255,.12);
  color: var(--cyan);
  border: 1px solid rgba(0,194,255,.3);
  border-radius: 999px;
  padding: .3rem 1rem;
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  max-width: 720px;
  background: linear-gradient(135deg, #fff 40%, var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  margin-top: 1.4rem;
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.7;
}

.cta-group {
  margin-top: 2.5rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: .75rem 1.8rem;
  border-radius: 8px;
  font-size: .95rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,87,255,.35);
}
.btn-primary:hover { box-shadow: 0 6px 28px rgba(0,87,255,.55); }

.btn-outline {
  border: 1px solid rgba(255,255,255,.2);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); }

.btn-cyan {
  background: transparent;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  box-shadow: 0 0 10px rgba(0,194,255,.15);
}
.btn-cyan:hover {
  background: rgba(0,194,255,.12);
  box-shadow: 0 4px 20px rgba(0,194,255,.35);
}

/* ── SERVICES ── */
.services {
  padding: 5rem 3rem;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.services h2 {
  text-align: center;
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: #fff;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 14px;
  padding: 2rem 1.6rem;
  transition: border-color .25s, transform .25s;
}
.card:hover { border-color: var(--cyan); transform: translateY(-4px); }

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .5rem;
  color: #fff;
}

.card p {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── CONTACT ── */
.contact {
  background: var(--card);
  border-top: 1px solid rgba(255,255,255,.07);
  text-align: center;
  padding: 4rem 2rem;
}

.contact h2 { font-size: 1.6rem; font-weight: 700; margin-bottom: .8rem; }
.contact p  { color: var(--muted); margin-bottom: 2rem; }

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 440px;
  margin: 0 auto;
}

input, textarea {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px;
  color: var(--text);
  font-size: .95rem;
  padding: .75rem 1rem;
  outline: none;
  transition: border-color .2s;
}
input:focus, textarea:focus { border-color: var(--cyan); }
textarea { resize: vertical; min-height: 110px; }

/* ── FOOTER ── */
footer {
  text-align: center;
  padding: 1.5rem;
  font-size: .82rem;
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,.07);
}

@media (max-width: 600px) {
  header { padding: 1rem 1.5rem; }
  nav a  { margin-left: 1rem; font-size: .85rem; }
  .services { padding: 3rem 1.5rem; }
}