:root {
  --bg: #0b0d10;
  --bg-alt: #12151a;
  --text: #e8eaed;
  --text-dim: #9aa1ac;
  --accent: #4fd1c5;
  --accent-dim: #2b8f85;
  --border: #22262d;
  --max-w: 960px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

h1, h2, h3 { line-height: 1.25; margin: 0 0 0.5em; }

.nav {
  position: sticky;
  top: 0;
  background: rgba(11, 13, 16, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.95rem;
}

.nav-links a:hover { color: var(--accent); }

.nav-cta {
  border: 1px solid var(--accent-dim);
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
}

.lang-toggle {
  margin-left: 1.5rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 0.3rem 0.6rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.85rem;
}

.lang-toggle:hover { color: var(--accent); border-color: var(--accent-dim); }

.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 6rem 1.5rem 4rem;
}

.hero-inner { max-width: 720px; }

.hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  letter-spacing: -0.02em;
}

.hero-sub {
  color: var(--text-dim);
  font-size: 1.1rem;
  margin: 1.25rem 0 2rem;
}

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #06110f;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
}

.btn-primary:hover { background: #6fe0d5; }

section { max-width: var(--max-w); margin: 0 auto; padding: 4rem 1.5rem; }

.services { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); max-width: none; }
.services > * { max-width: var(--max-w); margin-left: auto; margin-right: auto; }
.services h2 { max-width: var(--max-w); margin-left: auto; margin-right: auto; padding: 0 1.5rem; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  padding: 0 1.5rem;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
}

.card h3 { color: var(--accent); font-size: 1.1rem; }
.card p { color: var(--text-dim); font-size: 0.95rem; margin: 0; }

.steps { list-style: none; padding: 0; margin: 2rem 0 0; display: flex; flex-direction: column; gap: 2rem; }

.steps li { display: flex; gap: 1.25rem; align-items: flex-start; }

.step-num {
  flex: none;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.steps h3 { font-size: 1.05rem; }
.steps p { color: var(--text-dim); margin: 0; }

.about p { color: var(--text-dim); max-width: 720px; }

.contact { text-align: center; }
.contact p { color: var(--text-dim); margin-bottom: 1.5rem; }

.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .nav-links { gap: 0.9rem; font-size: 0.85rem; }
  .nav-cta { padding: 0.35rem 0.7rem; }
}