:root {
  --bg: #070a0f;
  --panel: #111820;
  --text: #eef2f7;
  --muted: #8b9cb3;
  --accent: #9b59b6;
  --accent2: #d4a853;
  --font: "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; font-family: var(--font); background: var(--bg); color: var(--text); }

.mark {
  display: inline-grid; place-items: center; width: 32px; height: 32px;
  border-radius: 9px; background: linear-gradient(135deg, var(--accent), var(--accent2));
  font-weight: 700;
}
.mark.lg { width: 52px; height: 52px; font-size: 24px; border-radius: 14px; }

.brand { display: inline-flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font-weight: 600; }
.brand.center { justify-content: center; }
.brand em { font-style: normal; color: var(--muted); font-weight: 400; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 16px; border-radius: 10px; border: 1px solid rgba(255,255,255,.1);
  background: var(--panel); color: var(--text); text-decoration: none; font-size: 14px; cursor: pointer;
}
.btn-primary {
  background: linear-gradient(90deg, #3b82f6 0%, #f59e0b 100%);
  border-color: transparent;
  box-shadow: 0 6px 20px rgba(59, 130, 246, .2);
}
.btn-ghost { background: transparent; }

.landing .nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 32px; border-bottom: 1px solid rgba(255,255,255,.06);
}
.hero { max-width: 760px; margin: 0 auto; padding: 80px 32px 48px; }
.eyebrow { color: var(--accent2); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.1; margin: 12px 0 20px; }
.lead { color: var(--muted); font-size: 1.15rem; line-height: 1.6; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.features {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px; max-width: 1000px; margin: 0 auto; padding: 24px 32px 80px;
}
.features article { background: var(--panel); border: 1px solid rgba(255,255,255,.08); border-radius: 14px; padding: 20px; }
.features h3 { margin: 0 0 8px; font-size: 16px; }
.features p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
.footer { text-align: center; padding: 24px; color: var(--muted); font-size: 13px; border-top: 1px solid rgba(255,255,255,.06); }