:root {
  color-scheme: light;
  --bg: #eef4ff;
  --card: rgba(255, 255, 255, 0.92);
  --text: #172033;
  --muted: #667085;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --border: rgba(37, 99, 235, 0.15);
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --success: #047857;
  --success-soft: #ecfdf5;
  --warning: #b45309;
  --warning-soft: #fffbeb;
  --shadow: 0 24px 70px rgba(30, 64, 175, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.22), transparent 34rem),
    linear-gradient(135deg, #f8fbff 0%, var(--bg) 100%);
}

.shell {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding: 34px;
  margin-bottom: 20px;
}

.hero-actions {
  display: flex;
  gap: 12px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.08em;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: clamp(34px, 6vw, 54px);
  line-height: 1;
}

h2 {
  margin-bottom: 0;
  font-size: 22px;
}

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

.compact {
  margin: 6px 0 0;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.status-card {
  display: grid;
  gap: 6px;
  padding: 20px;
}

.status-label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.status-card strong {
  font-size: 22px;
}

.status-card small {
  color: var(--muted);
}

.form-card,
.settings,
.history-card {
  padding: 28px;
  margin-bottom: 20px;
}

.section-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 0;
  margin: 0 0 22px;
  list-style: none;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-radius: 16px;
  background: #eff6ff;
  color: #1e40af;
  font-weight: 800;
}

.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  color: #fff;
  background: var(--primary);
  font-size: 13px;
}

form,
.settings {
  display: grid;
  gap: 18px;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid #d0d5dd;
  border-radius: 16px;
  padding: 15px 16px;
  font: inherit;
  background: #fff;
  outline: none;
  transition: 0.18s ease;
}

input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.input-error {
  border-color: var(--danger);
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.1);
}

.field-error {
  min-height: 18px;
  color: var(--danger);
  font-size: 13px;
  font-weight: 700;
}

button,
.button-link {
  border: 0;
  border-radius: 16px;
  padding: 14px 18px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
  transition: 0.18s ease;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.primary {
  color: #fff;
  background: var(--primary);
}

.primary:hover:not(:disabled) {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.secondary {
  background: #0f766e;
}

.secondary:hover:not(:disabled) {
  background: #115e59;
}

.ghost {
  color: var(--primary);
  background: #eff6ff;
  border: 1px solid #bfdbfe;
}

.ghost:hover:not(:disabled) {
  background: #dbeafe;
}

.text-button {
  padding: 0;
  color: var(--primary);
  background: transparent;
}

.danger,
.danger-text {
  color: var(--danger);
}

.danger {
  background: var(--danger-soft);
  border-color: #fecaca;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sticky-actions button {
  flex: 1 1 220px;
}

.message {
  display: none;
  margin: 18px 0 0;
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 700;
  line-height: 1.6;
}

.message.success,
.message.error,
.message.warning {
  display: block;
}

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

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

.message.warning {
  color: var(--warning);
  background: var(--warning-soft);
}

.preview {
  display: grid;
  gap: 8px;
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px dashed #93c5fd;
  border-radius: 16px;
  background: #eff6ff;
}

.preview span {
  color: #1e40af;
  font-weight: 800;
}

.preview a {
  overflow-wrap: anywhere;
  color: var(--primary);
}

.history-list {
  display: grid;
  gap: 10px;
}

.history-list.empty {
  color: var(--muted);
}

.history-item {
  display: grid;
  gap: 6px;
  padding: 14px;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  background: #fff;
}

.history-item header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-weight: 800;
}

.history-item small,
.history-item a {
  overflow-wrap: anywhere;
  color: var(--muted);
}

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

.history-fail {
  color: var(--danger);
}

.hidden {
  display: none;
}

pre {
  overflow: auto;
  padding: 16px;
  border-radius: 16px;
  background: #0f172a;
  color: #dbeafe;
}

code {
  font-family: Consolas, Monaco, monospace;
}

.admin-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 36px 0;
}

.admin-hero,
.login-card {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding: 34px;
  margin-bottom: 20px;
}

.login-card {
  display: grid;
  max-width: 520px;
  margin: 64px auto;
}

.admin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 20px;
}

.admin-panel {
  padding: 24px;
  margin-bottom: 20px;
}

.admin-form-row,
.search-row,
.import-row {
  display: grid;
  gap: 12px;
}

.admin-form-row {
  grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
  align-items: end;
}

.search-row,
.import-row {
  grid-template-columns: minmax(0, 1fr) auto;
  margin-bottom: 14px;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 13px;
}

td a {
  color: var(--primary);
  overflow-wrap: anywhere;
}

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

.table-actions form {
  display: inline;
}

@media (max-width: 980px) {
  .admin-grid,
  .admin-form-row,
  .search-row,
  .import-row {
    grid-template-columns: 1fr;
  }

  .admin-hero {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .shell {
    width: min(100% - 20px, 980px);
    padding: 20px 0;
  }

  .hero,
  .section-title {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .form-card,
  .settings,
  .history-card {
    padding: 22px;
    border-radius: 22px;
  }

  .status-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .actions button,
  .hero-actions,
  .hero-actions button {
    width: 100%;
  }
}