:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --line: #e8ebf3;
  --text: #1c2333;
  --muted: #79839b;
  --accent: #4b7bf5;
  --accent2: #a855f7;
  --ok: #12a05c;
  --warn: #e08a1e;
  --danger: #e0483c;
  --shadow: 0 10px 30px rgba(38, 54, 96, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

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

.hidden { display: none !important; }

/* ---------- 登录 ---------- */
#login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(1200px 600px at 50% -10%, #e6edff 0%, #f5f7fb 55%);
}
.login-card {
  width: 380px;
  background: var(--card);
  border-radius: 20px;
  padding: 38px 34px 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}
.login-card h1 {
  margin: 0 0 6px;
  font-size: 22px;
  letter-spacing: 0.5px;
  background: linear-gradient(100deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.login-card p { margin: 0 0 24px; color: var(--muted); font-size: 13px; }
.login-card input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  outline: none;
  margin-bottom: 14px;
}
.login-card input:focus { border-color: var(--accent); }
.btn-primary {
  width: 100%;
  padding: 12px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  background: linear-gradient(100deg, var(--accent), var(--accent2));
}
.btn-primary:disabled { opacity: 0.6; cursor: default; }
.login-tip { margin-top: 14px; color: var(--muted); font-size: 12px; text-align: center; }

/* ---------- 布局 ---------- */
#app { display: flex; min-height: 100vh; }
aside {
  width: 210px;
  flex: 0 0 210px;
  background: #0f1526;
  color: #cfd6e6;
  padding: 22px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
aside .brand {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  padding: 0 10px 18px;
  letter-spacing: 0.3px;
}
aside .brand span {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: #7d879e;
  margin-top: 4px;
  letter-spacing: 0;
}
aside a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 9px;
  color: #c3cbdd;
  text-decoration: none;
  cursor: pointer;
  font-size: 13.5px;
}
aside a:hover { background: rgba(255, 255, 255, 0.06); color: #fff; }
aside a.active {
  background: linear-gradient(100deg, rgba(75, 123, 245, 0.9), rgba(168, 85, 247, 0.85));
  color: #fff;
}
aside .foot { margin-top: auto; font-size: 11px; color: #5c667c; padding: 0 10px; }

main { flex: 1; padding: 26px 30px 40px; max-width: calc(100vw - 210px); }
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.page-head h2 { margin: 0; font-size: 19px; }
.page-head .sub { color: var(--muted); font-size: 12.5px; margin-top: 5px; }

/* ---------- 卡片/统计 ---------- */
.stats { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 16px 14px;
  box-shadow: 0 2px 10px rgba(38, 54, 96, 0.04);
}
.stat .k { color: var(--muted); font-size: 12px; }
.stat .v { font-size: 24px; font-weight: 700; margin-top: 6px; letter-spacing: 0.5px; }
.stat.accent .v { color: var(--accent); }
.stat.ok .v { color: var(--ok); }
.stat.warn .v { color: var(--warn); }
.stat.danger .v { color: var(--danger); }

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 2px 10px rgba(38, 54, 96, 0.04);
  padding: 18px 20px;
  margin-bottom: 18px;
}
.panel h3 { margin: 0 0 14px; font-size: 15px; }

/* ---------- 表单 ---------- */
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12px; color: var(--muted); }
.field input, .field select {
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 9px;
  outline: none;
  background: #fbfcff;
  min-width: 110px;
}
.field input:focus, .field select:focus { border-color: var(--accent); background: #fff; }
.field.grow input { min-width: 260px; }

.btn {
  padding: 9px 16px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
  color: var(--text);
  font-weight: 500;
}
.btn:hover { border-color: #c9d2e6; background: #f8faff; }
.btn.primary {
  background: linear-gradient(100deg, var(--accent), var(--accent2));
  color: #fff;
  border: 0;
  font-weight: 600;
}
.btn.sm { padding: 5px 10px; font-size: 12.5px; border-radius: 7px; }
.btn.link { border: 0; background: transparent; color: var(--accent); padding: 4px 6px; }
.btn.link.danger { color: var(--danger); }
.btn.link.warn { color: var(--warn); }

/* 分段控件：按天 / 按条 */
.segmented { display: inline-flex; background: #eef2fa; border-radius: 10px; padding: 3px; }
.segmented button {
  border: 0;
  background: transparent;
  padding: 8px 18px;
  border-radius: 8px;
  cursor: pointer;
  color: #5a657d;
  font-weight: 500;
}
.segmented button.on { background: #fff; color: var(--accent); box-shadow: 0 1px 6px rgba(38, 54, 96, 0.12); }

/* ---------- 表格 ---------- */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 10px; border-bottom: 1px solid var(--line); font-size: 13px; }
th { color: var(--muted); font-weight: 500; font-size: 12px; background: #fafbff; }
tbody tr:hover { background: #fafbff; }
td.mono { font-family: 'JetBrains Mono', Consolas, monospace; letter-spacing: 0.3px; }
td .sub { color: var(--muted); font-size: 11.5px; margin-top: 2px; }
.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  line-height: 1.7;
}
.badge.gray { background: #eef1f7; color: #6b748c; }
.badge.green { background: #e6f7ee; color: var(--ok); }
.badge.orange { background: #fdf1e2; color: var(--warn); }
.badge.purple { background: #f2ebfe; color: #8b45e0; }
.badge.red { background: #fdecea; color: var(--danger); }
.badge.blue { background: #eaf1fe; color: var(--accent); }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 14px; }
.toolbar .spacer { flex: 1; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; margin-top: 14px; color: var(--muted); }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 21, 38, 0.45);
  display: grid;
  place-items: center;
  z-index: 50;
  padding: 20px;
}
.modal {
  background: #fff;
  border-radius: 16px;
  width: min(680px, 92vw);
  max-height: 86vh;
  overflow: auto;
  padding: 22px 24px;
  box-shadow: 0 24px 60px rgba(15, 21, 38, 0.28);
}
.modal h3 { margin: 0 0 14px; font-size: 16px; }
.modal .actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }
.code-list {
  background: #f8faff;
  border: 1px dashed #c9d6f5;
  border-radius: 12px;
  padding: 14px;
  font-family: Consolas, monospace;
  font-size: 13.5px;
  line-height: 1.9;
  max-height: 320px;
  overflow: auto;
  white-space: pre-wrap;
}
.toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  background: #1c2333;
  color: #fff;
  padding: 11px 20px;
  border-radius: 10px;
  font-size: 13px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.toast.show { opacity: 1; }
.toast.err { background: #c0392b; }
.hint { color: var(--muted); font-size: 12px; margin-top: 8px; line-height: 1.7; }

@media (max-width: 1100px) {
  .stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}