:root {
  --bg: #f7f8fb;
  --card: #ffffff;
  --pink: #f28bb5;
  --pink-deep: #e56aa0;
  --pink-soft: #fff0f6;
  --text: #2a2f3a;
  --muted: #8b93a7;
  --line: #e8ebf2;
  --ok: #1f9d6a;
  --warn: #c98512;
  --danger: #d6455d;
  --shadow: 0 10px 30px rgba(40, 48, 70, 0.06);
  --radius: 14px;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 500px at 10% -10%, #ffe7f2 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #eef2ff 0%, transparent 50%),
    var(--bg);
  min-height: 100vh;
}
a { color: var(--pink-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px;
  background: #fff;
  border-right: 1px solid var(--line);
  padding: 22px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand {
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
  margin-bottom: 22px;
  text-decoration: none;
  color: var(--text);
}
.brand:hover { text-decoration: none; }
.brand-logo {
  display: block;
  width: 100%;
  max-width: 180px;
  height: auto;
}
.brand-sub {
  font-size: 12px;
  color: var(--muted);
  padding-left: 2px;
}
.nav a {
  display: block; padding: 10px 12px; border-radius: 10px;
  color: var(--text); margin-bottom: 4px; text-decoration: none;
}
.nav a:hover, .nav a.active {
  background: var(--pink-soft); color: var(--pink-deep); text-decoration: none;
}
.nav .role {
  margin: 18px 12px 8px; font-size: 12px; color: var(--muted);
}
.main { flex: 1; padding: 28px; max-width: 1200px; }

.page-title { margin: 0 0 6px; font-size: 24px; }
.page-sub { margin: 0 0 20px; color: var(--muted); font-size: 14px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.stat .label { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 28px; font-weight: 700; margin-top: 6px; color: var(--pink-deep); }

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 18px;
}
.panel h3 { margin: 0 0 14px; font-size: 16px; }

.toolbar {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  margin-bottom: 14px;
}
.toolbar .spacer { flex: 1; }

input, select, textarea {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 12px;
  font: inherit;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid #f7c1d8;
  border-color: var(--pink);
}
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.field { margin-bottom: 14px; }
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: none; border-radius: 10px; padding: 9px 14px;
  font: inherit; cursor: pointer; text-decoration: none;
  background: #eef1f7; color: var(--text);
}
.btn:hover { filter: brightness(0.98); text-decoration: none; }
.btn-primary {
  background: linear-gradient(135deg, #f7a8c8, var(--pink-deep));
  color: #fff;
}
.btn-danger { background: #ffe4ea; color: var(--danger); }
.btn-ghost { background: transparent; border: 1px solid var(--line); }
.btn-sm { padding: 6px 10px; font-size: 13px; }

table {
  width: 100%; border-collapse: collapse; font-size: 14px;
}
th, td {
  text-align: left; padding: 10px 8px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th { color: var(--muted); font-weight: 600; font-size: 12px; }

.tag {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 12px; background: #eef1f7;
}
.tag-ok { background: #e6f8ef; color: var(--ok); }
.tag-warn { background: #fff4df; color: var(--warn); }
.tag-danger { background: #ffe8ed; color: var(--danger); }
.tag-muted { background: #eef1f7; color: var(--muted); }

.flash {
  padding: 12px 14px; border-radius: 10px; margin-bottom: 16px;
  border: 1px solid var(--line);
}
.flash.ok { background: #eefbf4; border-color: #bfe9d1; }
.flash.warn { background: #fff8ea; border-color: #f0d8a0; }
.flash.error { background: #fff0f3; border-color: #f2c0cb; }

.agent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}
.agent-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.agent-card h3 { margin: 0 0 6px; }
.agent-card .meta { color: var(--muted); font-size: 13px; margin-bottom: 12px; }

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(900px 520px at 15% 10%, #ffe0ef 0%, transparent 55%),
    radial-gradient(800px 480px at 90% 0%, #ffd0e6 0%, transparent 50%),
    linear-gradient(160deg, #fff5f9 0%, #ffe8f2 45%, #ffdceb 100%);
}
.login-card {
  width: 100%; max-width: 400px;
  background: #fff;
  border: 1px solid #f3d0de;
  border-radius: 18px; padding: 28px;
  box-shadow: 0 16px 40px rgba(229, 106, 160, 0.14);
}
.login-brand {
  display: flex;
  justify-content: center;
  margin-bottom: 14px;
}
.login-logo {
  width: 112px;
  height: 112px;
  border-radius: 24px;
  object-fit: cover;
  box-shadow: 0 12px 28px rgba(242, 139, 181, 0.28);
}
.login-card .sub {
  color: var(--muted);
  margin: 0 0 22px;
  text-align: center;
  font-size: 14px;
}
.switches {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px 16px;
  margin: 10px 0 16px;
}
.switch-item {
  display: flex; align-items: center; gap: 8px;
  background: #fafbfe; border: 1px solid var(--line);
  border-radius: 10px; padding: 8px 10px;
}
.switch-item label { margin: 0; color: var(--text); }
.muted { color: var(--muted); font-size: 13px; }
.mono { font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.pre-box {
  background: #1f2430; color: #f7f8fb; border-radius: 12px;
  padding: 14px; white-space: pre-wrap; word-break: break-all;
  font-family: ui-monospace, Consolas, monospace; font-size: 13px;
}

@media (max-width: 860px) {
  .shell { display: block; }
  .sidebar {
    position: relative; height: auto; width: 100%;
    border-right: none; border-bottom: 1px solid var(--line);
  }
  .nav { display: flex; flex-wrap: wrap; gap: 6px; }
  .nav a { margin: 0; }
  .main { padding: 16px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}