:root {
  --bg: #0b0d12;
  --bg-soft: #101319;
  --panel: #161a22;
  --panel-2: #1c212b;
  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #e9ecf3;
  --text-dim: #9aa3b6;
  --text-faint: #6b7385;
  --accent: #4c8dff;
  --accent-soft: rgba(76, 141, 255, 0.16);
  --green: #47c98a;
  --red: #ef5f5f;
  --amber: #e0a33a;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', sans-serif;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

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

button, input, textarea, select {
  font-family: inherit;
  font-size: 14px;
  color: inherit;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text-dim);
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
  white-space: nowrap;
}
.btn:hover { background: #232936; color: var(--text); border-color: var(--border-strong); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #3d7ff0; }
.btn.ghost { background: transparent; }
.btn.danger:hover { color: var(--red); border-color: rgba(239, 95, 95, .5); }
.btn.small { padding: 5px 10px; font-size: 13px; border-radius: 8px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

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

.page { max-width: 1180px; margin: 0 auto; padding: 26px 22px 70px; }

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-soft);
  position: sticky;
  top: 0;
  z-index: 30;
}
.topbar .brand { display: flex; align-items: center; gap: 9px; font-weight: 500; font-size: 15px; }
.topbar .brand .dot { width: 18px; height: 18px; border-radius: 6px; background: var(--accent); }
.topbar .spacer { flex: 1; }

input[type="text"], input[type="password"], input[type="number"], textarea, select {
  width: 100%;
  background: #0e1117;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 12px;
  outline: none;
  transition: border-color .15s;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
textarea { resize: vertical; line-height: 1.7; }

label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; margin-bottom: 6px; color: var(--text-dim); font-size: 13px; }
.hint { color: var(--text-faint); font-size: 12px; line-height: 1.7; margin-top: 6px; }

.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: 1fr 1fr; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .grid.cols-2, .grid.cols-3 { grid-template-columns: 1fr; } }

.stat { display: flex; flex-direction: column; gap: 4px; }
.stat .num { font-size: 24px; font-weight: 500; }
.stat .lbl { color: var(--text-dim); font-size: 12px; }

.list { display: flex; flex-direction: column; gap: 8px; }
.row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
}
.row .en { flex: 1; min-width: 0; }
.row .en .t1 { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row .en .t2 { color: var(--text-dim); font-size: 12.5px; margin-top: 3px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row img.thumb { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; background: #0e1117; border: 1px solid var(--border); }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: #0e1117;
}
.badge.on { color: var(--green); border-color: rgba(71, 201, 138, .4); }
.badge.off { color: var(--text-faint); }
.badge.err { color: var(--red); border-color: rgba(239, 95, 95, .4); }
.badge.warn { color: var(--amber); border-color: rgba(224, 163, 58, .4); }

.toast-wrap { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 8px; z-index: 200; }
.toast {
  padding: 11px 16px;
  border-radius: 10px;
  background: #222834;
  border: 1px solid var(--border-strong);
  font-size: 13px;
  max-width: 380px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .35);
}
.toast.ok { border-color: rgba(71, 201, 138, .45); }
.toast.err { border-color: rgba(239, 95, 95, .5); }

.modal-mask {
  position: fixed; inset: 0; background: rgba(4, 6, 10, .72);
  display: flex; align-items: center; justify-content: center; z-index: 150; padding: 20px;
}
.modal {
  background: var(--panel); border: 1px solid var(--border-strong);
  border-radius: 16px; padding: 22px; width: 100%; max-width: 460px;
}
.modal h3 { margin: 0 0 6px; font-size: 16px; font-weight: 500; }
.modal .modal-foot { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.hidden { display: none !important; }

.seg { display: inline-flex; background: #0e1117; border: 1px solid var(--border); border-radius: 10px; padding: 3px; gap: 2px; }
.seg button {
  border: 0; background: transparent; color: var(--text-dim);
  padding: 6px 12px; border-radius: 8px; cursor: pointer; font-size: 13px;
}
.seg button.active { background: var(--accent); color: #fff; }