/* 引擎管理后台 · 样式 */

:root {
  --bg: #0f1216;
  --panel: #171b21;
  --panel2: #1e232b;
  --border: #2a3039;
  --text: #e6e9ee;
  --muted: #8b95a5;
  --accent: #4a9eff;
  --ok: #3ecf8e;
  --bad: #ff5c5c;
  --warn: #f5a623;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.6;
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.center { text-align: center; }
.mono { font-family: "SF Mono", Menlo, Consolas, monospace; }
.small { font-size: 12px; }

/* 表单行的辅助说明：不允许被压扁折成两行（否则「留空」会断在中间） */
.form-row > .muted.small {
  flex-shrink: 0;
  white-space: nowrap;
}

/* 表单底部的整体说明：独立一行，可正常换行 */
.form-hint {
  margin: 2px 0 16px;
  line-height: 1.7;
  color: var(--muted);
}
.num { text-align: right; font-variant-numeric: tabular-nums; }
.bad { color: var(--bad); }

/* ---------- 登录 ---------- */

.login-wrap {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 20px;
}

.login-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; padding: 32px; width: 100%; max-width: 360px;
  text-align: center;
}

.login-card h1 { font-size: 20px; margin: 0 0 6px; }
.login-card p { margin: 0 0 20px; font-size: 13px; }
.login-card input {
  width: 100%; padding: 11px 13px; margin-bottom: 12px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 14px;
}
.login-card input:focus { outline: none; border-color: var(--accent); }
.login-card button { width: 100%; }

/* ---------- 头部 ---------- */

header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; border-bottom: 1px solid var(--border);
  background: var(--panel);
}
header h1 { font-size: 17px; margin: 0; font-weight: 600; }
.head-right { display: flex; align-items: center; gap: 12px; }

.pill {
  background: var(--panel2); border: 1px solid var(--border);
  padding: 3px 10px; border-radius: 20px; font-size: 12px;
  color: var(--muted); font-family: monospace;
}

/* ---------- Tabs ---------- */

.tabs {
  display: flex; gap: 4px; padding: 0 24px;
  border-bottom: 1px solid var(--border); background: var(--panel);
}

.tab {
  background: none; border: none; color: var(--muted);
  padding: 11px 16px; cursor: pointer; font-size: 14px;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.tab-panel { display: none; padding: 24px; }
.tab-panel.active { display: block; }

h2 { font-size: 15px; margin: 24px 0 12px; font-weight: 600; }

/* ---------- 总览 ---------- */

.stats-row { display: flex; gap: 16px; margin-bottom: 8px; }

.stat-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px; min-width: 160px;
}
.stat-label { color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.stat-value { font-size: 26px; font-weight: 600; font-variant-numeric: tabular-nums; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 18px;
}
.card-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; }
.pname { font-weight: 600; }
.card-foot { font-size: 12px; margin-top: 10px; }

.progress { height: 6px; background: var(--panel2); border-radius: 3px; overflow: hidden; }
.bar { height: 100%; background: var(--accent); border-radius: 3px; transition: width .3s; }
.bar.warn { background: var(--warn); }
.bar.bad { background: var(--bad); }

/* ---------- 表格 ---------- */

.toolbar { display: flex; gap: 10px; margin-bottom: 14px; align-items: center; }

select, input[type=number] {
  background: var(--panel2); border: 1px solid var(--border);
  color: var(--text); padding: 7px 10px; border-radius: 7px;
  font-size: 13px; font-family: inherit;
}
select:focus, input[type=number]:focus { outline: none; border-color: var(--accent); }

.inline-input { width: 90px; padding: 5px 8px; font-size: 13px; }

.table-wrap {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; overflow: auto;
}

table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  text-align: left; padding: 10px 14px; color: var(--muted);
  font-weight: 500; font-size: 12px; border-bottom: 1px solid var(--border);
  white-space: nowrap; background: var(--panel2); position: sticky; top: 0;
}
tbody td { padding: 9px 14px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,.02); }

.badge {
  display: inline-block; padding: 1px 8px; border-radius: 4px;
  font-size: 11px; background: var(--panel2); color: var(--muted);
  border: 1px solid var(--border);
}
.badge.ok { color: var(--ok); border-color: rgba(62,207,142,.35); background: rgba(62,207,142,.1); }
.badge.bad { color: var(--bad); border-color: rgba(255,92,92,.35); background: rgba(255,92,92,.1); }

/* ---------- 按钮 ---------- */

button {
  font-family: inherit; font-size: 13px; border-radius: 7px;
  padding: 8px 16px; cursor: pointer; border: 1px solid transparent;
  transition: opacity .15s;
}
button:hover { opacity: .85; }
button.small { padding: 5px 10px; font-size: 12px; }

/* 表格操作列：按钮之间留空隙，避免挤成一片 */
td.ops { white-space: nowrap; }
td.ops button + button { margin-left: 6px; }

.primary { background: var(--accent); color: #fff; }
.ghost {
  background: transparent; color: var(--text); border-color: var(--border);
}
.ghost:hover { background: var(--panel2); }
.danger {
  background: transparent; color: var(--bad); border-color: rgba(255,92,92,.4);
}
.danger:hover { background: rgba(255,92,92,.1); }

/* ---------- 弹窗 ---------- */

.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,.7);
  display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 100;
}

.modal-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; padding: 28px; max-width: 560px; width: 100%;
}
.modal-card h2 { margin: 0 0 10px; font-size: 17px; }

.warn-text {
  color: var(--warn); font-size: 13px;
  background: rgba(245,166,35,.1); border: 1px solid rgba(245,166,35,.3);
  padding: 10px 12px; border-radius: 8px; margin: 0 0 16px;
}

.token-box {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; padding: 14px; font-family: monospace;
  font-size: 13px; word-break: break-all; margin-bottom: 16px;
  user-select: all; color: var(--accent);
}

/* ---------- Toast ---------- */

.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  background: var(--panel2); border: 1px solid var(--border);
  padding: 11px 20px; border-radius: 9px; font-size: 13px;
  z-index: 200; box-shadow: 0 6px 24px rgba(0,0,0,.4);
}
.toast.err { border-color: rgba(255,92,92,.5); color: var(--bad); }

.err { color: var(--bad); font-size: 13px; margin-top: 10px; }

/* ---------- 演示票据表单 ---------- */

.ticket-form {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 20px 22px; margin-bottom: 8px;
  max-width: 620px;
}

.form-row {
  display: flex; align-items: center; gap: 12px; margin-bottom: 14px;
}
.form-row:last-of-type { margin-bottom: 18px; }
.form-row label {
  width: 110px; flex-shrink: 0; color: var(--muted); font-size: 13px;
}
.form-row select, .form-row input[type=number], .form-row input[type=text] {
  background: var(--panel2); border: 1px solid var(--border);
  color: var(--text); padding: 8px 11px; border-radius: 7px;
  font-size: 13px; font-family: inherit; min-width: 140px;
}
.form-row input[type=text] { flex: 1; }
/* 数字输入框与文本框同宽，避免表单里宽度参差 */
.form-row input[type=number] { flex: 1; }
.form-row select:focus, .form-row input:focus {
  outline: none; border-color: var(--accent);
}