/* Cubie A7Z 监控中心 - 深色现代风格 */
:root {
  --bg: #0f1115;
  --panel: #161a21;
  --card: #1a1f28;
  --border: #242a35;
  --text: #e6e9ef;
  --muted: #8b93a3;
  --accent: #3aa0ff;
  --green: #37d39a;
  --red: #ff5c5c;
  --orange: #ffa04a;
  --purple: #b48cff;
  --blue: #3aa0ff;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg); color: var(--text);
  font-family: -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 14px;
  display: flex; flex-direction: column;
}

/* ---- 顶栏 ---- */
.topbar {
  display: flex; align-items: center; gap: 20px;
  padding: 10px 22px;
  background: var(--panel); border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  font-size: 30px; color: var(--accent); line-height: 1;
  text-shadow: 0 0 18px rgba(58,160,255,.5);
}
.brand-text h1 { font-size: 17px; font-weight: 600; letter-spacing: .3px; }
.brand-text .sub { color: var(--muted); font-size: 11.5px; }
.tabs { display: flex; gap: 4px; margin-left: auto; }
.tab {
  background: transparent; border: 1px solid transparent; color: var(--muted);
  padding: 7px 18px; border-radius: 8px; cursor: pointer; font-size: 13.5px;
  transition: all .15s;
}
.tab:hover { color: var(--text); background: rgba(255,255,255,.04); }
.tab.active {
  color: var(--accent); background: rgba(58,160,255,.12);
  border-color: rgba(58,160,255,.35);
}
.clock { color: var(--muted); font-variant-numeric: tabular-nums; font-size: 13px; }

/* ---- 主区 ---- */
main { flex: 1; overflow-y: auto; padding: 18px 22px 40px; }
.panel { display: none; }
.panel.active { display: block; }

/* ---- 卡片 ---- */
.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px; margin-bottom: 18px;
}
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 16px; position: relative; overflow: hidden;
  transition: border-color .2s;
}
.card:hover { border-color: #33405a; }
.card-label { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.card-value { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.card-value.small { font-size: 19px; line-height: 1.5; }
.card-sub { color: var(--muted); font-size: 11.5px; margin-top: 4px; }

/* ---- 图表 ---- */
.chart-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(430px, 1fr));
  gap: 14px;
}
.chart-box {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 16px;
}
.chart-box.full { grid-column: 1 / -1; margin-top: 14px; }
.chart-box h3 { font-size: 13px; color: var(--muted); font-weight: 500; margin-bottom: 10px; }
.canvas-wrap { height: 200px; position: relative; }

/* ---- GPU/NPU ---- */
.hw-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 14px; }
.hw-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 18px 20px;
}
.hw-card h2 { font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.gpu { background: var(--green); box-shadow: 0 0 8px rgba(55,211,154,.7); }
.dot.npu { background: var(--purple); box-shadow: 0 0 8px rgba(180,140,255,.7); }
.hw-big { font-size: 34px; font-weight: 700; font-variant-numeric: tabular-nums; margin-bottom: 4px; }
.gpu-load { display: flex; align-items: center; gap: 10px; margin: 8px 0 6px; }
.gpu-load-label { color: var(--muted); font-size: 12px; }
.gpu-load-bar { flex: 1; height: 8px; border-radius: 4px; background: rgba(255,255,255,.08); overflow: hidden; }
.gpu-load-bar i { display: block; height: 100%; width: 0%; border-radius: 4px;
  background: linear-gradient(90deg, #37d39a, #ffa04a, #ff5c5c); transition: width .4s; }
.gpu-load-pct { font-size: 15px; font-weight: 700; font-variant-numeric: tabular-nums; min-width: 44px; text-align: right; }
.hw-status { color: var(--muted); font-size: 12.5px; margin-bottom: 14px; }
.hw-chips { display: flex; gap: 8px; margin-bottom: 14px; }
.chip {
  background: rgba(180,140,255,.12); border: 1px solid rgba(180,140,255,.35);
  color: var(--purple); padding: 3px 10px; border-radius: 20px; font-size: 12px;
}
.chip.active { background: var(--purple); color: #14161c; font-weight: 600; }
.hw-rows { border-top: 1px solid var(--border); }
.hw-row {
  display: flex; justify-content: space-between; padding: 7px 2px;
  border-bottom: 1px solid rgba(255,255,255,.04); font-size: 12.5px;
}
.hw-row .k { color: var(--muted); }
.hw-row .v { font-variant-numeric: tabular-nums; }

/* ---- 进程 ---- */
.proc-bar {
  display: flex; align-items: center; gap: 26px;
  background: var(--card); border: 1px solid var(--border); border-radius: 12px 12px 0 0;
  padding: 12px 18px; flex-wrap: wrap;
}
.proc-stat { color: var(--muted); font-size: 12.5px; }
.proc-stat b { color: var(--text); font-size: 15px; margin-left: 5px; }
#p-search {
  margin-left: auto; min-width: 220px;
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 7px 12px; font-size: 13px; outline: none;
}
#p-search:focus { border-color: var(--accent); }
.table-wrap {
  background: var(--card); border: 1px solid var(--border); border-top: none;
  border-radius: 0 0 12px 12px; overflow: auto; max-height: calc(100vh - 260px);
}
.proc-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.proc-table th {
  position: sticky; top: 0; background: #20242e; color: var(--muted);
  text-align: left; padding: 9px 14px; cursor: pointer; user-select: none;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
.proc-table th:hover { color: var(--text); }
.proc-table th.sorted { color: var(--accent); }
.proc-table td { padding: 7px 14px; border-bottom: 1px solid rgba(255,255,255,.03); white-space: nowrap; }
.proc-table tr:hover td { background: rgba(58,160,255,.05); }
.bar-wrap { display: inline-flex; align-items: center; gap: 7px; min-width: 90px; }
.bar { height: 5px; border-radius: 3px; background: rgba(255,255,255,.08); flex: 1; overflow: hidden; }
.bar > i { display: block; height: 100%; border-radius: 3px; }
.bar-cpu > i { background: var(--blue); }
.bar-mem > i { background: var(--green); }
.cpu-hot > i { background: var(--red); }
.kill-btn {
  background: rgba(255,92,92,.1); color: #ff8a8a; border: 1px solid rgba(255,92,92,.35);
  border-radius: 6px; padding: 3px 10px; font-size: 12px; cursor: pointer; transition: all .15s;
}
.kill-btn:hover { background: rgba(255,92,92,.25); color: #fff; }
#toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%) translateY(80px);
  background: #20242e; border: 1px solid #33405a; color: var(--text);
  padding: 10px 20px; border-radius: 10px; font-size: 13px; opacity: 0;
  transition: all .3s; z-index: 99; pointer-events: none;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast.ok { border-color: rgba(55,211,154,.5); }
#toast.err { border-color: rgba(255,92,92,.5); }
.mono { font-variant-numeric: tabular-nums; }
.pname { max-width: 240px; overflow: hidden; text-overflow: ellipsis; }

/* ---- 终端 ---- */
#tab-term { height: calc(100vh - 150px); }
#term-frame { width: 100%; height: 100%; border: 1px solid var(--border); border-radius: 12px; background: #111; }

/* 滚动条 */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: #2c3340; border-radius: 5px; }
::-webkit-scrollbar-track { background: transparent; }

@media (max-width: 720px) {
  .tabs { order: 3; width: 100%; margin-left: 0; }
  .clock { display: none; }
}