/* System portal shell — standalone or Hub-launched */
:root {
  --sys-bg: #0b0d10;
  --sys-panel: #14181f;
  --sys-line: rgba(255, 255, 255, 0.1);
  --sys-text: #f5f5f5;
  --sys-muted: #9aa3b2;
  --sys-accent: #dc2626;
  --sys-ok: #16a34a;
  --sys-warn: #ca8a04;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body.system-portal {
  font-family: 'Cairo', sans-serif;
  background:
    radial-gradient(1200px 500px at 10% -10%, color-mix(in srgb, var(--sys-accent) 35%, transparent), transparent 60%),
    linear-gradient(160deg, #0b0d10 0%, #151a22 45%, #0b0d10 100%);
  color: var(--sys-text);
}

.sys-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--sys-line);
  background: rgba(10, 12, 16, 0.72);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.sys-brand { display: flex; align-items: center; gap: 12px; }
.sys-brand i {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--sys-accent) 22%, #111);
  color: #fff; font-size: 18px;
}
.sys-brand strong { display: block; font-size: 16px; }
.sys-brand span { color: var(--sys-muted); font-size: 12px; font-weight: 600; }
.sys-mode {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  border: 1px solid var(--sys-line); font-size: 12px; font-weight: 700;
}
.sys-mode.is-hub { border-color: color-mix(in srgb, var(--sys-accent) 50%, transparent); color: #fecaca; }
.sys-mode.is-solo { color: #bbf7d0; border-color: rgba(22, 163, 74, 0.45); }
.sys-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.sys-btn {
  appearance: none; border: 1px solid var(--sys-line); background: #1a2030;
  color: var(--sys-text); border-radius: 10px; padding: 8px 12px;
  font: inherit; font-weight: 700; font-size: 13px; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; gap: 7px;
}
.sys-btn.primary { background: var(--sys-accent); border-color: transparent; }
.sys-btn.ghost { background: transparent; }
.sys-btn:hover { filter: brightness(1.08); }

.sys-wrap { max-width: 1100px; margin: 0 auto; padding: 28px 20px 48px; }
.sys-hero h1 { margin: 0 0 8px; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.sys-hero p { margin: 0; color: var(--sys-muted); max-width: 60ch; line-height: 1.7; }
.sys-grid {
  display: grid; gap: 14px; margin-top: 22px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.sys-card {
  background: var(--sys-panel); border: 1px solid var(--sys-line);
  border-radius: 16px; padding: 16px;
}
.sys-card h3 { margin: 0 0 8px; font-size: 15px; }
.sys-card p, .sys-card li { color: var(--sys-muted); font-size: 13px; line-height: 1.6; }
.sys-card ul { margin: 0; padding-inline-start: 18px; }
.sys-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 18px; }
.sys-kpi {
  background: rgba(255,255,255,0.03); border: 1px solid var(--sys-line);
  border-radius: 14px; padding: 14px; text-align: center;
}
.sys-kpi strong { display: block; font-size: 1.4rem; }
.sys-kpi span { color: var(--sys-muted); font-size: 12px; font-weight: 700; }
.sys-log {
  margin-top: 18px; background: #0e1218; border: 1px solid var(--sys-line);
  border-radius: 14px; padding: 14px; min-height: 120px; font-size: 13px;
}
.sys-log li { margin: 6px 0; color: var(--sys-muted); }
.sys-log b { color: #fecaca; }
.sys-toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: #111827; color: #fff; padding: 12px 18px; border-radius: 12px;
  border: 1px solid rgba(220,38,38,.55); opacity: 0; transition: .25s ease; z-index: 50;
  font-weight: 800; font-size: 14px; box-shadow: 0 12px 30px rgba(0,0,0,.35);
  pointer-events: none;
}
.sys-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 720px) {
  .sys-top { flex-direction: column; align-items: stretch; }
  .sys-kpis { grid-template-columns: 1fr; }
}

.sys-sso { margin-top: 10px; color: #fecaca; font-weight: 700; font-size: 13px; }
.sys-services { margin: 18px 0; }
.sys-services h2 { margin: 0 0 6px; font-size: 1.1rem; display: flex; align-items: center; gap: 8px; }
.sys-services > p { margin: 0 0 12px; color: var(--sys-muted); font-size: 13px; font-weight: 600; }
.sys-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}
.sys-service-card {
  display: grid;
  gap: 8px;
  place-items: center;
  text-align: center;
  padding: 14px 10px;
  border-radius: 14px;
  border: 1px solid var(--sys-line);
  background: #121821;
}
.sys-service-card i { color: var(--sys-accent, #dc2626); font-size: 18px; }
.sys-service-card strong { font-size: 13px; }