:root {
  --bg-top: #eef4ff;
  --bg-bottom: #d9e8ff;
  --card-bg: #ffffff;
  --ink: #16243c;
  --ink-soft: #56708f;
  --line: #d6e2f3;
  --primary: #0c57d8;
  --primary-deep: #083c95;
  --danger: #bd1f2d;
  --ok: #137548;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Noto Sans SC", "IBM Plex Sans", "PingFang SC", sans-serif;
  background: linear-gradient(160deg, var(--bg-top), var(--bg-bottom));
}

.page-bg {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(10, 106, 255, 0.15), transparent 45%),
              radial-gradient(circle at 80% 30%, rgba(7, 71, 173, 0.2), transparent 40%);
  pointer-events: none;
}

.layout {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(12, 42, 88, 0.08);
  padding: 24px;
}

.login-card {
  max-width: 460px;
  margin: 60px auto;
}

h1 {
  margin: 0 0 12px;
  font-size: 28px;
  letter-spacing: 0.2px;
}

.muted {
  color: var(--ink-soft);
  margin: 0 0 18px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

label span {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--ink-soft);
}

input[type="text"],
input[type="password"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
  font-size: 15px;
}

select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
  font-size: 15px;
  background: #fff;
}

.btn {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(180deg, var(--primary), var(--primary-deep));
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-chip {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  color: var(--ink-soft);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 12px 10px;
  font-size: 14px;
}

th {
  background: #f6f9ff;
}

code {
  font-family: "JetBrains Mono", "Menlo", monospace;
  font-size: 12px;
  background: #f4f7ff;
  padding: 2px 6px;
  border-radius: 6px;
}

.switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.message {
  min-height: 24px;
  margin: 12px 0;
  color: var(--ink-soft);
}

.message.error {
  color: var(--danger);
}

.message.success {
  color: var(--ok);
}

.divider {
  margin: 22px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.profile-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 14px;
  background: #fdfefe;
}

.profile-card h3 {
  margin: 0 0 10px;
  font-size: 16px;
}

.badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  font-size: 12px;
  border-radius: 999px;
  color: #fff;
  background: var(--primary);
}

.inline-check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.inline-check span {
  margin: 0;
}

.inline-number {
  width: 110px;
}

.inline-select {
  width: 180px;
}

@media (max-width: 768px) {
  .layout {
    margin: 20px auto;
    padding: 0 12px;
  }

  .card {
    padding: 16px;
  }

  h1 {
    font-size: 22px;
  }
}