* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel2: #1c2230;
  --border: #2a3140;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #3b82f6;
  --accent2: #22d3ee;
  --green: #2ea043;
  --red: #f85149;
  --amber: #d29922;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}
.hidden { display: none !important; }
.accent { color: var(--accent2); }

/* 登录 */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(1200px 600px at 50% -10%, #14233f 0%, var(--bg) 60%); }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 36px 32px; width: 360px; text-align: center; box-shadow: 0 20px 60px rgba(0,0,0,.4); }
.login-card h1 { font-size: 28px; letter-spacing: .5px; }
.login-card .sub { color: var(--muted); margin: 8px 0 24px; font-size: 13px; }
.login-card input { width: 100%; padding: 12px 14px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel2); color: var(--text); margin-bottom: 14px; }
.login-card button { width: 100%; padding: 12px; border: none; border-radius: 8px;
  background: var(--accent); color: #fff; font-weight: 600; cursor: pointer; }
.login-card button:hover { filter: brightness(1.1); }
.err { color: var(--red); margin-top: 12px; font-size: 13px; min-height: 18px; }

/* 布局 */
.app { display: flex; min-height: 100vh; }
.side { width: 220px; background: var(--panel); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 20px 14px; }
.brand { font-size: 20px; font-weight: 700; padding: 6px 10px 20px; }
nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item { padding: 10px 12px; border-radius: 8px; color: var(--muted); cursor: pointer; user-select: none; }
.nav-item:hover { background: var(--panel2); color: var(--text); }
.nav-item.active { background: var(--accent); color: #fff; }
.logout { margin-top: 12px; padding: 10px; background: transparent; border: 1px solid var(--border);
  color: var(--muted); border-radius: 8px; cursor: pointer; }
.logout:hover { color: var(--red); border-color: var(--red); }

.main { flex: 1; padding: 28px 32px; overflow: auto; }
h2 { margin-bottom: 20px; font-size: 22px; }
h3 { margin-bottom: 12px; font-size: 16px; }

/* 卡片 */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 24px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px; }
.card .num { font-size: 28px; font-weight: 700; }
.card .lbl { color: var(--muted); margin-top: 6px; font-size: 13px; }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 20px; margin-bottom: 18px; }
.hint { color: var(--muted); font-size: 13px; margin-bottom: 14px; line-height: 1.6; }
.kv { display: flex; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--border); align-items: center; }
.kv span { width: 110px; color: var(--muted); }
code { background: var(--panel2); padding: 3px 8px; border-radius: 6px; color: var(--accent2); word-break: break-all; }

/* 表单 */
.form { display: flex; flex-direction: column; max-width: 640px; }
.form label { margin: 14px 0 6px; color: var(--muted); font-size: 13px; }
.form input, .form select, .form textarea { padding: 11px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel2); color: var(--text); font-family: inherit; }
.form textarea { resize: vertical; font-family: ui-monospace, Menlo, Consolas, monospace; }
.form button, .row button { margin-top: 18px; padding: 11px 18px; border: none; border-radius: 8px;
  background: var(--accent); color: #fff; font-weight: 600; cursor: pointer; align-self: flex-start; }
.form button:hover, .row button:hover { filter: brightness(1.1); }
.msg { margin-top: 12px; font-size: 13px; min-height: 18px; }
.msg.ok { color: var(--green); }
.msg.bad { color: var(--red); }

.row { display: flex; gap: 12px; align-items: center; margin-bottom: 18px; }
.row input { flex: 1; max-width: 360px; padding: 11px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel2); color: var(--text); }
.row button { margin-top: 0; }

.newkey { background: #0f2a18; border: 1px solid var(--green); border-radius: 8px; padding: 14px; margin-bottom: 16px;
  word-break: break-all; }
.newkey code { background: transparent; color: #7ee787; font-size: 15px; }

/* 表格 */
.tbl { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden; }
.tbl th, .tbl td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.tbl th { color: var(--muted); font-weight: 600; background: var(--panel2); }
.tbl td code { font-size: 12px; }
.badge { padding: 2px 8px; border-radius: 20px; font-size: 12px; }
.badge.on { background: rgba(46,160,67,.18); color: #7ee787; }
.badge.off { background: rgba(248,81,73,.18); color: #ff7b72; }
.badge.s2 { background: rgba(46,160,67,.18); color: #7ee787; }
.badge.s4, .badge.s5 { background: rgba(248,81,73,.18); color: #ff7b72; }
.mini { font-size: 12px; padding: 4px 10px; border: 1px solid var(--border); background: var(--panel2);
  color: var(--text); border-radius: 6px; cursor: pointer; margin-left: 8px; }
.mini.danger:hover { border-color: var(--red); color: var(--red); }
.act { color: var(--accent2); cursor: pointer; margin-right: 12px; }
.act.del:hover { color: var(--red); }
.out { background: #0a0e14; border: 1px solid var(--border); border-radius: 8px; padding: 14px; margin-top: 8px;
  white-space: pre-wrap; word-break: break-all; max-height: 420px; overflow: auto; font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px; color: #c9d1d9; }