:root {
  --bg: #0b1220;
  --card: #141c2e;
  --ink: #eef2f7;
  --muted: #9aa8bd;
  --line: #2a3650;
  --accent: #3b82f6;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font-family: "Segoe UI", system-ui, sans-serif; }
a { color: #93c5fd; }
header.hub {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 1rem 1.4rem; border-bottom: 1px solid var(--line); background: rgba(20,28,46,.92);
  position: sticky; top: 0; flex-wrap: wrap;
}
.brand { text-decoration: none; color: var(--ink); font-weight: 800; letter-spacing: .02em; }
.brand small { display: block; font-weight: 500; color: var(--muted); font-size: .75rem; }
nav a { color: var(--ink); text-decoration: none; margin-left: .85rem; font-size: .92rem; }
nav a.active { color: #93c5fd; }
.hero {
  padding: 3.2rem 1.2rem 2rem; text-align: center;
  background: radial-gradient(800px 280px at 50% 0%, #1e3a5f 0%, transparent 70%);
}
.hero h1 { margin: 0 0 .5rem; font-size: clamp(1.8rem, 4vw, 2.6rem); }
.muted { color: var(--muted); line-height: 1.55; }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 1.2rem 3rem; }
.grid { display: grid; gap: 1rem; }
@media (min-width: 740px) { .two { grid-template-columns: 1fr 1fr; } .three { grid-template-columns: 1fr 1fr 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1.1rem 1.2rem; }
.btn {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  border: 0; border-radius: 999px; padding: .55rem 1rem; font-weight: 700; cursor: pointer; font: inherit;
}
.btn.ghost { background: transparent; border: 1px solid var(--line); color: var(--ink); }
label { display: block; font-size: .8rem; color: var(--muted); margin: .55rem 0 .2rem; }
input, select, textarea {
  width: 100%; background: #0b1220; color: var(--ink); border: 1px solid var(--line);
  border-radius: 10px; padding: .55rem .65rem; font: inherit;
}
.msg { background: #163024; border: 1px solid #2f6a43; padding: .6rem .8rem; border-radius: 10px; }
.err { background: #3a1d1d; border-color: #8b4e2a; }
footer.hub { text-align: center; color: var(--muted); font-size: .8rem; padding: 2rem 1rem 3rem; }
.team-logo { width: 56px; height: 56px; object-fit: contain; border-radius: 12px; background: #fff; }