:root {
  --bg: #0f1420;
  --bg2: #171e2e;
  --card: #1d2637;
  --line: #2b3850;
  --text: #e7edf7;
  --muted: #8fa0bd;
  --accent: #4f8cff;
  --accent2: #23c48b;
  --danger: #ff5c6c;
  --warn: #ffb454;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.app { max-width: 1100px; margin: 0 auto; padding: 16px; }
.hidden { display: none !important; }

.brand { font-weight: 800; font-size: 26px; letter-spacing: .5px; }
.brand span { color: var(--accent); }
.brand.small { font-size: 20px; }
.muted { color: var(--muted); }
.error { color: var(--danger); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 16px;
}
.card h3 { margin: 0 0 12px; font-size: 15px; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); }

.login-view { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { width: 360px; }
.login-card .brand { text-align: center; margin-bottom: 6px; }
.login-card p { text-align: center; font-size: 13px; }

label { display: block; margin: 12px 0; font-size: 13px; color: var(--muted); }
input, select {
  width: 100%; margin-top: 6px; padding: 10px 12px;
  background: var(--bg2); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px; font-size: 14px;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
.inline { display: flex; align-items: center; gap: 10px; }
.inline input { width: auto; flex: 1; }
.check { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; }
.check input { width: auto; margin: 0; }

.btn {
  display: inline-block; margin: 6px 6px 6px 0; padding: 10px 16px;
  background: var(--bg2); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px; cursor: pointer; font-size: 14px;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { background: transparent; }
.btn.blocked { background: var(--danger); border-color: var(--danger); color: #fff; }

.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.topbar-right { display: flex; align-items: center; }

.device-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.device-card { cursor: pointer; transition: transform .08s; }
.device-card:hover { transform: translateY(-2px); border-color: var(--accent); }
.device-card .name { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.device-card .row { font-size: 13px; color: var(--muted); margin: 3px 0; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; }
.dot.online { background: var(--accent2); }
.dot.offline { background: var(--muted); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 11px; background: var(--bg2); border: 1px solid var(--line); margin-right: 6px; }
.badge.locked { background: rgba(255, 92, 108, .15); color: var(--danger); border-color: var(--danger); }

.status-row { margin-bottom: 12px; }
.controls { margin-bottom: 8px; }
.controls .btn { margin-right: 6px; }

.log-list { max-height: 380px; overflow-y: auto; font-size: 13px; }
.log-item { padding: 8px 6px; border-bottom: 1px solid var(--line); }
.log-item .t { color: var(--accent); font-weight: 600; }
.log-item .d { color: var(--muted); font-size: 12px; }
.log-item .st { float: right; font-size: 11px; padding: 1px 7px; border-radius: 20px; background: var(--bg2); }
.log-item .st.done { color: var(--accent2); }
.log-item .st.failed { color: var(--danger); }
.log-item .st.pending, .log-item .st.sent { color: var(--warn); }

.app-list .app-item { display: flex; align-items: center; justify-content: space-between; padding: 8px 4px; border-bottom: 1px solid var(--line); }
.app-item .pkg { color: var(--muted); font-size: 12px; }
.app-item button { padding: 5px 10px; font-size: 12px; margin: 0; }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 10; }
.modal-card { width: 400px; }
.pairing { margin-top: 14px; padding: 14px; background: var(--bg2); border-radius: 10px; border: 1px dashed var(--accent); }
.pairing .code { font-size: 30px; letter-spacing: 8px; text-align: center; font-weight: 800; color: var(--accent2); }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } }