:root {
  color-scheme: light;
  --bg: #eff6f3;
  --panel: rgba(255, 255, 255, 0.92);
  --panel-strong: #ffffff;
  --text: #153329;
  --muted: #5d736a;
  --line: rgba(21, 51, 41, 0.1);
  --brand: #118a67;
  --brand-dark: #0d6b50;
  --warn: #d26d2d;
  --danger: #c94b4b;
  --shadow: 0 20px 50px rgba(17, 63, 48, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(17, 138, 103, 0.18), transparent 25%),
    radial-gradient(circle at top right, rgba(210, 109, 45, 0.14), transparent 18%),
    linear-gradient(180deg, #f7fcfa 0%, var(--bg) 55%, #edf3ef 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.brand {
  margin: 4px 0 0;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1;
}

.eyebrow {
  margin: 0;
  color: var(--brand-dark);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-links a,
.ghost-btn,
.primary-btn {
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 600;
  transition: 0.18s ease;
}

.nav-links a {
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(17, 138, 103, 0.1);
}

.nav-links a.active,
.nav-links a:hover {
  background: rgba(17, 138, 103, 0.12);
  color: var(--brand-dark);
}

.hero-card,
.panel-card,
.auth-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px;
  margin-bottom: 18px;
}

.hero-card h2,
.auth-card h2,
.section-head h3 {
  margin: 6px 0 0;
}

.hero-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.panel-card {
  padding: 24px;
  margin-bottom: 18px;
}

.auth-card {
  width: min(520px, 100%);
  margin: 40px auto 0;
  padding: 28px;
}

.toolbar,
.split-grid,
.rule-grid,
.pager,
.section-head,
.rule-top {
  display: flex;
  gap: 16px;
}

.toolbar,
.section-head,
.pager,
.rule-top {
  align-items: center;
  justify-content: space-between;
}

.toolbar {
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.split-grid,
.rule-grid {
  align-items: stretch;
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.rule-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.field {
  display: grid;
  gap: 8px;
}

.field.grow {
  flex: 1 1 320px;
}

.field label {
  font-size: 0.92rem;
  font-weight: 700;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid rgba(21, 51, 41, 0.12);
  background: #fbfefd;
  border-radius: 18px;
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
}

.field input:focus,
.field textarea:focus {
  outline: 2px solid rgba(17, 138, 103, 0.25);
  border-color: rgba(17, 138, 103, 0.34);
}

.hint,
.muted,
.cell-sub {
  color: var(--muted);
}

.primary-btn {
  border: none;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg, var(--brand) 0%, #0f6f55 100%);
}

.primary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(17, 138, 103, 0.22);
}

.primary-btn:disabled,
.primary-btn.is-loading {
  cursor: wait;
  opacity: 0.78;
  transform: none;
  box-shadow: none;
}

.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
}

.ghost-btn.disabled {
  opacity: 0.45;
  pointer-events: none;
}

.hidden {
  display: none !important;
}

.loading-indicator {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 18px;
}

.loading-indicator span {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--brand) 0%, #0f6f55 100%);
  animation: loading-bounce 1s infinite ease-in-out;
}

.loading-indicator span:nth-child(2) {
  animation-delay: 0.15s;
}

.loading-indicator span:nth-child(3) {
  animation-delay: 0.3s;
}

.flash {
  margin-bottom: 16px;
  padding: 14px 18px;
  border-radius: 18px;
  font-weight: 600;
}

.flash-success {
  background: rgba(17, 138, 103, 0.12);
  color: var(--brand-dark);
}

.flash-error {
  background: rgba(201, 75, 75, 0.14);
  color: var(--danger);
}

.pill,
.tag,
.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.82rem;
  font-weight: 700;
}

.pill,
.tag {
  background: rgba(17, 138, 103, 0.1);
  color: var(--brand-dark);
}

.pill.outline {
  background: transparent;
  border: 1px solid rgba(17, 138, 103, 0.18);
}

.pill.accent {
  background: rgba(210, 109, 45, 0.14);
  color: var(--warn);
}

.status-active {
  background: rgba(17, 138, 103, 0.1);
  color: var(--brand-dark);
}

.status-inactive {
  background: rgba(93, 115, 106, 0.12);
  color: var(--muted);
}

.status-error,
.status-warning {
  background: rgba(210, 109, 45, 0.14);
  color: var(--warn);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 22px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
  background: var(--panel-strong);
}

th,
td {
  padding: 16px 18px;
  border-bottom: 1px solid rgba(21, 51, 41, 0.07);
  text-align: left;
  vertical-align: top;
}

thead th {
  background: rgba(17, 138, 103, 0.06);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cell-title {
  font-weight: 700;
}

.cell-title.warn {
  color: var(--warn);
}

.empty-state {
  padding: 24px;
  text-align: center;
  border: 1px dashed rgba(21, 51, 41, 0.14);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.6);
}

.rule-card {
  border: 1px solid rgba(21, 51, 41, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.72);
  padding: 18px;
}

.manual-steps {
  display: grid;
  gap: 14px;
}

.step-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  border: 1px solid rgba(21, 51, 41, 0.08);
  border-radius: 20px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.7);
}

.step-card h4 {
  margin: 0 0 8px;
}

.step-card .grow {
  flex: 1 1 auto;
}

.step-index {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(17, 138, 103, 0.12);
  color: var(--brand-dark);
  font-weight: 800;
}

.inline-btn {
  display: inline-flex;
  width: auto;
}

code {
  padding: 2px 6px;
  border-radius: 8px;
  background: rgba(21, 51, 41, 0.08);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.92em;
}

.rule-keywords {
  margin: 14px 0 8px;
  font-weight: 700;
}

@keyframes loading-bounce {
  0%, 80%, 100% {
    transform: scale(0.72);
    opacity: 0.45;
  }

  40% {
    transform: scale(1);
    opacity: 1;
  }
}

@media (max-width: 860px) {
  .page-shell {
    width: min(100% - 18px, 100%);
    padding-top: 18px;
  }

  .topbar,
  .hero-card,
  .toolbar,
  .section-head,
  .pager {
    flex-direction: column;
    align-items: stretch;
  }

  .split-grid,
  .rule-grid {
    grid-template-columns: 1fr;
  }
}