:root {
  --bg: #070b16;
  --bg-alt: #0c1222;
  --surface: #111a2e;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e9eef7;
  --muted: #9aa7bd;
  --accent: #00e0a4;
  --accent-2: #4f8cff;
  --radius: 16px;
  --max: 1120px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .brand-text { font-family: 'Sora', sans-serif; line-height: 1.15; }

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

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(7, 11, 22, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; }
.brand-mark { color: var(--accent); font-size: 1.5rem; }
.brand-accent { color: var(--accent); }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--muted); font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--text); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 26px; border-radius: 999px; font-weight: 600; font-size: .95rem;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: #04211a; box-shadow: 0 10px 30px rgba(0, 224, 164, .25); }
.btn-primary:hover { box-shadow: 0 14px 38px rgba(0, 224, 164, .35); }
.btn-ghost { border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }
.btn.block { display: flex; width: 100%; margin-top: 18px; }

/* HERO */
.hero { padding: 90px 0 80px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -20% 30% auto auto; width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(79,140,255,.22), transparent 60%); filter: blur(20px);
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; position: relative; }
.eyebrow {
  display: inline-block; color: var(--accent); font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; font-size: .78rem; margin-bottom: 16px;
}
.eyebrow.center { display: block; text-align: center; }
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.5rem); font-weight: 700; letter-spacing: -.02em; }
.lead { color: var(--muted); font-size: 1.12rem; margin-top: 20px; max-width: 36ch; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

.hero-visual { display: flex; justify-content: center; }
.board {
  position: relative; width: 260px; height: 260px; border-radius: 28px;
  background:
    linear-gradient(135deg, var(--surface), var(--bg-alt));
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 30px 60px rgba(0,0,0,.45);
}
.board .piece { font-size: 7rem; color: var(--text); position: relative; z-index: 2; }
.board .glow {
  position: absolute; inset: 0; border-radius: 28px;
  background: radial-gradient(circle at 50% 40%, rgba(0,224,164,.28), transparent 65%);
}

/* SECTIONS */
.section { padding: 84px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.center { text-align: center; }
.section h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 600; letter-spacing: -.02em; }
.section-intro { color: var(--muted); margin-top: 18px; font-size: 1.08rem; }
.section-intro.center { max-width: 62ch; margin-left: auto; margin-right: auto; }

/* STATS */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 22px; text-align: center;
}
.stat-num { display: block; font-family: 'Sora', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.stat-label { color: var(--muted); font-size: .92rem; margin-top: 6px; display: block; }

/* CARDS */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 48px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; transition: transform .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); border-color: rgba(0,224,164,.4); }
.card-icon {
  width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(0,224,164,.18), rgba(79,140,255,.18));
  color: var(--accent); font-size: 1.3rem; margin-bottom: 18px;
}
.card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .98rem; }

/* CONTATO */
.contact-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 48px; align-items: start; }
.contact-list { list-style: none; margin-top: 28px; display: grid; gap: 22px; }
.contact-list li { display: grid; gap: 4px; }
.contact-label { color: var(--accent); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }
.contact-list a:hover { color: var(--accent); }
.contact-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 28px;
}
.contact-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.contact-card p { color: var(--muted); }

/* FOOTER */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-alt); padding: 48px 0; }
.footer-inner { display: grid; gap: 14px; text-align: center; justify-items: center; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-family: 'Sora', sans-serif; font-weight: 600; }
.footer-legal { color: var(--muted); font-size: .9rem; }
.footer-copy { color: var(--muted); font-size: .85rem; }

/* RESPONSIVE */
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .board { width: 200px; height: 200px; }
  .board .piece { font-size: 5rem; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 18px; }
}
@media (max-width: 560px) {
  .stats { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .lead { max-width: none; }
}