:root {
  --bg: #0f1419;
  --panel: #1a222c;
  --line: #2a3542;
  --text: #e7eef6;
  --muted: #8b9aab;
  --accent: #3d9cfd;
  --ok: #3ecf8e;
  --err: #ff6b6b;
  --font: "Segoe UI", "IBM Plex Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 10% -10%, #1b3a5a 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #1a2f28 0%, transparent 50%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
code { background: #0c1015; padding: .1rem .35rem; border-radius: 4px; font-size: .9em; }

.top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem 1.5rem; border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px); position: sticky; top: 0; background: rgba(15,20,25,.85);
}
.top nav { display: flex; gap: 1rem; }
.pill {
  margin-left: .6rem; font-size: .75rem; padding: .15rem .5rem;
  border-radius: 999px; background: #163528; color: var(--ok); vertical-align: middle;
}

.wrap { max-width: 960px; margin: 0 auto; padding: 1.5rem; }
section { margin-bottom: 2.5rem; }
h2 { margin: 0 0 .4rem; font-weight: 650; letter-spacing: -.02em; }
.muted { color: var(--muted); margin-top: 0; }
.status-row { display: flex; justify-content: space-between; gap: 1rem; align-items: end; flex-wrap: wrap; }

.modules { display: grid; gap: .75rem; }
.module {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.1rem;
}
.module h3 { margin: 0 0 .25rem; font-size: 1rem; }
.module p { margin: 0; color: var(--muted); font-size: .92rem; }

.switch { position: relative; width: 48px; height: 28px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch span {
  position: absolute; inset: 0; background: #2c3846; border-radius: 999px; cursor: pointer; transition: .2s;
}
.switch span::before {
  content: ""; position: absolute; width: 22px; height: 22px; left: 3px; top: 3px;
  background: #fff; border-radius: 50%; transition: .2s;
}
.switch input:checked + span { background: var(--accent); }
.switch input:checked + span::before { transform: translateX(20px); }

.settings {
  display: grid; gap: .85rem; background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; padding: 1.2rem;
}
label { display: grid; gap: .35rem; font-size: .9rem; color: var(--muted); }
label.check { display: flex; align-items: center; gap: .5rem; color: var(--text); }
input[type="text"], input:not([type]), input[type="password"], input[type="number"], textarea {
  background: #0c1015; border: 1px solid var(--line); color: var(--text);
  border-radius: 8px; padding: .65rem .75rem; font: inherit;
}
textarea { resize: vertical; min-height: 4.5rem; }
button, .secondary {
  appearance: none; border: 0; border-radius: 8px; padding: .7rem 1rem;
  background: var(--accent); color: #061018; font-weight: 650; cursor: pointer; font: inherit;
}
button.secondary, .secondary { background: #243140; color: var(--text); }
.msg { color: var(--ok); }
.msg.err { color: var(--err); }
.error { color: var(--err); }

.login-page {
  display: grid; place-items: center; min-height: 100vh; padding: 1rem;
}
.login-card {
  width: min(380px, 100%); background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 1.5rem; display: grid; gap: .85rem;
}
.login-card h1 { margin: 0; }
.login-card form { display: grid; gap: .75rem; }