:root {
  --bg: #0c1a27;
  --border: rgba(255, 255, 255, 0.1);
  --ink: #dceaf5;
  --muted: #6a90b0;
  --accent: #f5a623;
  --accent-d: #c47d0a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 80% 5%, rgba(245, 166, 35, 0.12), transparent 35%),
    radial-gradient(circle at 10% 80%, rgba(52, 196, 124, 0.08), transparent 40%),
    linear-gradient(160deg, #0c1a27, #07111b);
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 1rem;
  background: rgba(7, 17, 27, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.top-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  flex-shrink: 0;
}

.top-brand:hover .brand-name {
  color: var(--accent);
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.brand-name {
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink);
  letter-spacing: 0.04em;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.admin-session-user {
  border: 1px solid rgba(82, 204, 143, 0.45);
  color: #9ce7c2;
  background: rgba(82, 204, 143, 0.1);
  border-radius: 999px;
  padding: 0.28rem 0.75rem;
  font-size: 0.78rem;
  white-space: nowrap;
}

.nav-btn {
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.28rem 0.8rem;
  font-size: 0.82rem;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.nav-btn:hover,
.nav-btn.is-active {
  border-color: var(--accent);
  color: var(--accent);
}

.nav-btn-accent {
  color: var(--ink);
  border-color: rgba(245, 166, 35, 0.45);
  background: linear-gradient(140deg, rgba(245, 166, 35, 0.16), rgba(196, 125, 10, 0.16));
}

.shell {
  width: min(1600px, 100vw);
  margin: 0 auto;
  padding: 0;
  height: calc(100vh - 57px - 54px);
}

.content-frame {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: transparent;
}

@media (max-width: 900px) {
  .top-bar {
    align-items: flex-start;
    flex-direction: column;
  }

  .top-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .shell {
    height: calc(100vh - 100px - 54px);
  }
}