* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(255, 122, 0, 0.14), transparent 28%),
    linear-gradient(180deg, #0b0f14 0%, #0f141b 100%);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
.shell { display: grid; min-height: 100vh; }
.shell-public { grid-template-columns: 280px 1fr; }
.shell-admin { grid-template-columns: 260px 1fr; }
.sidebar {
  padding: 28px 20px;
  border-right: 1px solid var(--border);
  background: rgba(9, 13, 19, 0.92);
  backdrop-filter: blur(14px);
}
.content { padding: 28px; }
.brand { display: flex; gap: 14px; align-items: center; margin-bottom: 28px; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center;
  font-weight: 700; background: linear-gradient(145deg, var(--accent), #f9aa54); color: #111;
}
.brand h1, .brand p { margin: 0; }
.brand p, .eyebrow { color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; font-size: 12px; }
.nav { display: grid; gap: 8px; }
.nav a { padding: 12px 14px; border: 1px solid transparent; border-radius: 14px; color: var(--muted); }
.nav a:hover, .nav a.is-active { color: var(--text); background: rgba(255, 122, 0, 0.08); border-color: rgba(255, 122, 0, 0.24); }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.page-view { display: grid; gap: 18px; }
.grid { display: grid; gap: 18px; }
.grid.kpis { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.card {
  background: linear-gradient(180deg, rgba(22, 31, 43, 0.95), rgba(18, 24, 33, 0.98));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
.button { border: none; border-radius: 12px; padding: 12px 16px; background: var(--accent); color: #111; cursor: pointer; font-weight: 700; }
.button:hover { background: var(--accent-hover); }
.button-secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 12px 10px; border-bottom: 1px solid rgba(255,255,255,0.06); text-align: left; }
.freshness-badge, .chip {
  display: inline-flex; align-items: center; gap: 8px; border-radius: 999px; padding: 8px 12px;
  background: rgba(255, 122, 0, 0.12); border: 1px solid rgba(255, 122, 0, 0.2); color: var(--text);
}
.auth-page { display: grid; place-items: center; min-height: 100vh; }
.auth-card {
  width: min(420px, calc(100vw - 32px)); display: grid; gap: 14px; padding: 28px;
  border-radius: 20px; background: var(--card); border: 1px solid var(--border);
}
.auth-card label { display: grid; gap: 6px; color: var(--muted); }
.auth-card input, .select, .input, textarea {
  width: 100%; border-radius: 12px; border: 1px solid var(--border); background: #0f151d; color: var(--text); padding: 12px;
}
.alert { padding: 12px; border-radius: 12px; }
.alert-error { background: rgba(255, 61, 0, 0.12); color: #ffb199; border: 1px solid rgba(255, 61, 0, 0.3); }
@media (max-width: 960px) {
  .shell-public, .shell-admin { grid-template-columns: 1fr; }
  .sidebar { border-right: none; border-bottom: 1px solid var(--border); }
  .content { padding: 18px; }
}