:root {
  --bg: #0b0d12;
  --panel: #141821;
  --panel-2: #1b212d;
  --border: #262d3a;
  --text: #e6e9ef;
  --muted: #8b95a7;
  --accent: #6d8bff;
  --accent-2: #b56dff;
  --green: #38d39f;
  --red: #ff6b6b;
  --amber: #ffc857;
  --radius: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, #1a1430 0%, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--accent); }
.brand {
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Login */
.login-wrap { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-card {
  width: 100%; max-width: 380px; background: var(--panel);
  border: 1px solid var(--border); border-radius: 16px; padding: 32px;
}
.login-card h1 { margin: 0 0 4px; font-size: 28px; }
.login-card p { color: var(--muted); margin: 0 0 24px; font-size: 14px; }

input, textarea, select {
  width: 100%; background: var(--panel-2); border: 1px solid var(--border);
  color: var(--text); border-radius: 10px; padding: 11px 13px; font-size: 14px;
  margin-bottom: 12px; font-family: inherit;
}
textarea { min-height: 90px; resize: vertical; }
label { font-size: 12px; color: var(--muted); display: block; margin-bottom: 5px; }
button {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #fff; border: 0; border-radius: 10px; padding: 11px 18px;
  font-weight: 600; font-size: 14px; cursor: pointer;
}
button.ghost { background: var(--panel-2); border: 1px solid var(--border); color: var(--text); }
button.danger { background: var(--panel-2); border: 1px solid var(--red); color: var(--red); }
button.sm { padding: 6px 12px; font-size: 13px; }
.error { color: var(--red); font-size: 13px; min-height: 18px; }

/* App shell */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: rgba(11,13,18,0.85); backdrop-filter: blur(10px); z-index: 10;
}
.topbar .logo { font-size: 20px; font-weight: 800; }
.layout { display: flex; }
.sidebar { width: 200px; padding: 20px 12px; border-right: 1px solid var(--border); min-height: calc(100vh - 65px); }
.nav-item {
  display: block; padding: 10px 14px; border-radius: 10px; color: var(--muted);
  cursor: pointer; font-size: 14px; font-weight: 500; margin-bottom: 4px;
}
.nav-item:hover { background: var(--panel); color: var(--text); }
.nav-item.active { background: var(--panel-2); color: var(--text); }
.main { flex: 1; padding: 28px 32px; max-width: 1100px; }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.page-head h2 { margin: 0; font-size: 24px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 28px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; }
.stat .num { font-size: 28px; font-weight: 700; }
.stat .lbl { color: var(--muted); font-size: 13px; margin-top: 2px; }

/* Cards / tables */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.pill { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.pill.active { background: rgba(56,211,159,0.15); color: var(--green); }
.pill.paused { background: rgba(255,200,87,0.15); color: var(--amber); }
.muted { color: var(--muted); }
.row-actions { display: flex; gap: 8px; }

/* Modal */
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: none; place-items: center; z-index: 50; padding: 20px; }
.modal-bg.open { display: grid; }
.modal { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 26px; width: 100%; max-width: 520px; max-height: 90vh; overflow-y: auto; }
.modal h3 { margin: 0 0 18px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 12px; }
.btn-row { display: flex; gap: 10px; }
.hint { font-size: 12px; color: var(--muted); margin: -6px 0 12px; }
.empty { text-align: center; color: var(--muted); padding: 40px 0; }
.buttons-editor .pair { display: flex; gap: 8px; }
.buttons-editor .pair input { margin-bottom: 8px; }