:root {
  --bg: #0f1420;
  --panel: #171d2c;
  --panel-2: #1e2536;
  --border: #2a3346;
  --text: #e6e9f0;
  --muted: #8a93a8;
  --accent: #4f8cff;
  --ok: #35c47e;
  --off: #4a5468;
  --danger: #e5484d;
  --warn: #d9a441;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.topbar .brand { font-weight: 600; }
.topbar nav a { margin-right: 16px; color: var(--muted); }
.topbar nav a.active, .topbar nav a:hover { color: var(--text); }

.container { max-width: 1080px; margin: 0 auto; padding: 24px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  margin-bottom: 18px;
}

h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 17px; margin: 0 0 12px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--muted); font-weight: 500; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge.on { background: rgba(53,196,126,.15); color: var(--ok); }
.badge.off { background: rgba(74,84,104,.3); color: var(--muted); }
.badge.online { background: rgba(53,196,126,.15); color: var(--ok); }
.badge.offline { background: rgba(229,72,77,.15); color: var(--danger); }
.badge.unknown { background: transparent; color: var(--muted); font-weight: 400; border: 1px dashed rgba(128,128,128,.4); }

form.inline { display: inline; }

input, select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 14px;
}

button, .btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
}
button.secondary, .btn.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
button.danger, .btn.danger { background: rgba(229,72,77,.15); color: var(--danger); border: 1px solid rgba(229,72,77,.3); }
button.small { padding: 4px 10px; font-size: 12px; }
button:hover { opacity: .9; }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.muted { color: var(--muted); }
.msg { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.msg.error { background: rgba(229,72,77,.12); color: var(--danger); border: 1px solid rgba(229,72,77,.25); }
.msg.success { background: rgba(53,196,126,.12); color: var(--ok); border: 1px solid rgba(53,196,126,.25); }

.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { width: 340px; }
.login-brand { color: var(--muted); font-size: 13px; font-weight: 600; letter-spacing: .02em; margin-bottom: 10px; }

.result-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; text-align: center; }
.result-box { max-width: 420px; }
.result-icon { font-size: 48px; margin-bottom: 12px; }

code { background: var(--panel-2); padding: 2px 6px; border-radius: 4px; font-size: 13px; }

/* Режим реле (Авто / Расписание), 2026-09-24 */
.mode-form { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.mode-form input[type=time] { width: auto; }
.mode-form [hidden] { display: none; }

/* MQTT-лог платы, 2026-09-24 */
table.mqtt-log td { vertical-align: top; }
table.mqtt-log .nowrap { white-space: nowrap; }
table.mqtt-log .topic { font-family: ui-monospace, Menlo, monospace; font-size: 12px; word-break: break-all; }
table.mqtt-log .payload { font-family: ui-monospace, Menlo, monospace; font-size: 12px; white-space: pre-wrap; word-break: break-all; max-width: 420px; }
table.mqtt-log .dir-in { color: var(--ok); }
table.mqtt-log .dir-out { color: var(--muted); }