:root {
  --bg: #0b0d10;
  --bg-alt: #11151a;
  --surface: #161b22;
  --text: #e8ecf1;
  --text-muted: #9aa4b2;
  --accent: #6ee7b7;
  --accent-2: #38bdf8;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 14px;
  --max-width: 1100px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 13, 16, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.logo-mark {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0d10;
  display: grid; place-items: center;
  font-weight: 800;
}
.logo-text { font-size: 1.05rem; letter-spacing: -0.01em; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { color: var(--text-muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--text); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform .15s ease, background .15s ease, color .15s ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0d10;
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-ghost {
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover { background: var(--surface); color: var(--text); }

/* Hero */
.hero {
  padding: 100px 0 80px;
  background:
    radial-gradient(ellipse at top left, rgba(110, 231, 183, 0.12), transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(56, 189, 248, 0.12), transparent 50%);
}
.hero-inner { max-width: 820px; }
.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  padding: 6px 14px;
  border: 1px solid rgba(110, 231, 183, 0.25);
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  font-weight: 800;
}
.accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin: 0 0 32px;
  max-width: 680px;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* Sections */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
.section-lead {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 680px;
  margin: 0 0 40px;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: rgba(110, 231, 183, 0.3);
}
.card-icon { font-size: 1.8rem; margin-bottom: 14px; }
.card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.card p { margin: 0; color: var(--text-muted); font-size: 0.95rem; }

/* Enfoque */
.enfoque-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.steps li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  color: var(--text-muted);
}
.steps li strong { color: var(--text); margin-right: 6px; }
@media (max-width: 760px) {
  .enfoque-grid { grid-template-columns: 1fr; gap: 30px; }
}

/* Contact */
.contact { text-align: center; padding-bottom: 100px; }
.contact-inner { max-width: 680px; margin: 0 auto; }
.contact .section-lead { margin: 0 auto 32px; }
.contact-email {
  display: inline-block;
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  font-weight: 600;
  padding: 16px 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0d10;
  transition: transform .15s ease;
}
.contact-email:hover { transform: translateY(-2px); }

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.footer a:hover { color: var(--text); }

@media (max-width: 560px) {
  .nav-links a:not(.btn) { display: none; }
  .hero { padding: 70px 0 60px; }
  .section { padding: 60px 0; }
}