:root {
  --bg: #f3f5f7;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --accent: #0f766e;
  --border: #d1d5db;
}

* {
  box-sizing: border-box;
}

.hidden {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, #e8f4f4, #f9fafb);
}

body.pre-auth {
  background: linear-gradient(135deg, #d9e8e7, #eef3f4);
}

.app-shell {
  min-height: 100vh;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px;
}

h1 {
  margin-top: 0;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
}

input,
select,
button {
  height: 38px;
  border-radius: 6px;
  border: 1px solid var(--border);
  padding: 0 10px;
  font: inherit;
}

button {
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

pre {
  background: #111827;
  color: #d1fae5;
  border-radius: 8px;
  padding: 12px;
  overflow: auto;
}

p {
  color: var(--muted);
}

.toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
  font-size: 14px;
}

th {
  background: #ecfeff;
}

td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

td.actions {
  white-space: nowrap;
}

.btn-dl {
  height: 28px;
  font-size: 12px;
  padding: 0 8px;
  margin-right: 4px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

/* ── 顶部导航 ── */
.topnav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 24px;
  background: #0f766e;
  padding: 0 24px;
  height: 52px;
}

.topnav-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.topnav nav {
  display: flex;
  gap: 4px;
}

.nav-user-email {
  margin-left: auto;
  color: rgba(255,255,255,0.8);
  font-size: 13px;
  white-space: nowrap;
}

.nav-admin-link {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 13px;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 6px;
  padding: 4px 10px;
  margin-left: 10px;
  white-space: nowrap;
}
.nav-admin-link:hover {
  background: rgba(255,255,255,0.15);
}

.card-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.card-toolbar h3 {
  margin: 0;
}

.nav-link {
  display: inline-block;
  padding: 6px 16px;
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  font-size: 14px;
  border-radius: 6px;
  border-bottom: 3px solid transparent;
  transition: background 0.15s, color 0.15s;
}

.nav-link:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
}

.nav-link.active {
  background: rgba(255,255,255,0.18);
  color: #fff;
  font-weight: 600;
  border-bottom-color: #fff;
}

/* ── 布局 ── */
.main-content {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 24px;
}

.main-content h2 {
  margin-top: 0;
}

/* ── 页面切换 ── */
.page {
  display: none;
}

.page.active {
  display: block;
}

/* ── 登录弹窗 ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-box {
  background: var(--card);
  border-radius: 10px;
  padding: 32px 36px;
  width: min(420px, 100%);
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
}

.modal-box h2 {
  margin: 0 0 20px;
  font-size: 18px;
  color: var(--accent);
}

.modal-box form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.modal-box label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 2px;
}

.modal-box form > * {
  width: 100%;
}

.modal-box input {
  width: 100%;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0 10px;
  font-size: 14px;
}

.modal-box button[type="submit"] {
  margin-top: 8px;
  height: 40px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  cursor: pointer;
}

.form-error {
  color: #dc2626;
  font-size: 13px;
  padding: 4px 0;
}

.form-error.hidden {
  display: none;
}

/* ── 顶部登出按钮 ── */
.nav-btn {
  margin-left: auto;
  padding: 5px 14px;
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}

.nav-btn:hover {
  background: rgba(255,255,255,0.25);
}

/* ── 管理页面 ── */
.admin-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
  margin-bottom: 20px;
  box-shadow: 0 8px 24px rgba(15, 118, 110, 0.08);
}

.admin-card h3 {
  margin: 0 0 14px;
  font-size: 15px;
  color: var(--accent);
}

/* ── Admin tabs ── */
.admin-tabs {
  display: flex;
  gap: 4px;
}

.admin-tab {
  display: none;
}

.admin-tab.active {
  display: block;
}

.admin-layout {
  max-width: 1180px;
  margin: 32px auto;
  padding: 0 16px 40px;
}

.admin-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.admin-eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-title {
  margin: 0 0 10px;
  font-size: 30px;
  line-height: 1.1;
}

.admin-subtitle {
  margin: 0;
  max-width: 700px;
  font-size: 14px;
  line-height: 1.6;
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.stat-card {
  background: linear-gradient(180deg, #f0fdfa 0%, #ffffff 100%);
  border: 1px solid #bfe9e3;
  border-radius: 12px;
  padding: 16px;
}

.stat-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 12px;
}

.stat-card strong {
  font-size: 28px;
  color: #134e4a;
}

.section-heading {
  margin-bottom: 16px;
}

.section-heading p {
  font-size: 13px;
}

.btn-primary,
.btn-outline-sm {
  height: 34px;
  border-radius: 8px;
  font-size: 13px;
  padding: 0 14px;
}

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

.btn-outline-sm {
  border: 1px solid #99d7cf;
  background: #f8fffe;
  color: #0f766e;
}

.btn-outline-sm:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.admin-form .form-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.admin-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
}

.admin-form input {
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0 10px;
  font-size: 14px;
  min-width: 240px;
}

.form-feedback {
  margin-top: 8px;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 6px;
}

.form-feedback.hidden { display: none; }
.form-feedback.ok { background: #d1fae5; color: #065f46; }
.form-feedback.err { background: #fee2e2; color: #991b1b; }

/* assign role inline select */
.role-select {
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  padding: 0 6px;
}

.btn-assign {
  height: 28px;
  font-size: 12px;
  padding: 0 10px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.user-edit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 8px 10px;
}

.admin-table td {
  vertical-align: top;
}

.user-main-cell,
.stack-cell {
  display: grid;
  gap: 10px;
}

.input-stack {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.input-stack span {
  color: var(--muted);
  font-size: 12px;
}

.inline-input {
  height: 30px;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0 8px;
  font-size: 12px;
}

.inline-checkbox {
  align-self: center;
}

.inline-checkbox input {
  height: auto;
  width: auto;
  margin-right: 4px;
}

.permission-editor {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 290px;
}

.permission-summary {
  color: #0f172a;
  font-size: 12px;
  font-weight: 600;
}

.assign-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.roles-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.role-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  border: 1px solid #99f6e4;
  background: #f0fdfa;
  color: #115e59;
  border-radius: 999px;
  padding: 3px 8px;
}

.role-pill-admin {
  background: #ecfdf5;
  border-color: #86efac;
  color: #166534;
}

.role-pill-viewer {
  background: #eff6ff;
  border-color: #93c5fd;
  color: #1d4ed8;
}

.role-empty {
  font-size: 12px;
  color: var(--muted);
}

.btn-unassign {
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0;
  height: auto;
  line-height: 1;
  font-size: 14px;
}

.system-role-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 160px;
}

.system-role-card p {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
}

.monitor-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.monitor-status-bar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  color: #334155;
  font-size: 13px;
}

.monitor-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #0f766e;
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12);
}

.monitor-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.monitor-job-card {
  width: 100%;
  text-align: left;
  border: 1px solid #cbd5e1;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  color: #0f172a;
  border-radius: 12px;
  padding: 14px;
}

.monitor-job-card.active {
  border-color: #0f766e;
  box-shadow: 0 8px 24px rgba(15, 118, 110, 0.12);
}

.monitor-job-card p {
  margin: 8px 0 10px;
  min-height: 36px;
}

.monitor-job-card-head,
.monitor-detail-header,
.monitor-cost-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.monitor-job-card-meta {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: #475569;
}

.monitor-status-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.monitor-status-success {
  background: #dcfce7;
  color: #166534;
}

.monitor-status-failed {
  background: #fee2e2;
  color: #991b1b;
}

.monitor-status-running {
  background: #dbeafe;
  color: #1d4ed8;
}

.monitor-status-pending {
  background: #e5e7eb;
  color: #374151;
}

.monitor-kv-strip,
.monitor-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin: 14px 0;
}

.monitor-kv-strip div,
.monitor-meta-grid div,
.monitor-mini-card {
  border: 1px solid #dbe5ea;
  border-radius: 10px;
  padding: 12px;
  background: #f8fafc;
}

.monitor-kv-strip span,
.monitor-meta-grid span,
.monitor-mini-card span {
  display: block;
  color: #64748b;
  font-size: 12px;
  margin-bottom: 6px;
}

.monitor-kv-strip strong,
.monitor-meta-grid strong,
.monitor-mini-card strong {
  color: #0f172a;
  font-size: 14px;
  word-break: break-word;
}

.monitor-cost-stack {
  display: grid;
  gap: 18px;
}

.monitor-cost-panel {
  border: 1px solid #d1d5db;
  border-radius: 14px;
  padding: 16px;
  background: linear-gradient(180deg, #fcfffe 0%, #ffffff 100%);
}

.monitor-cost-head h4,
.monitor-detail-header h4,
.monitor-history-layout h4,
.monitor-snapshot-card h5 {
  margin: 0 0 6px;
}

.monitor-mini-grid,
.monitor-snapshot-grid,
.monitor-history-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.monitor-snapshot-card {
  border: 1px solid #dbe5ea;
  border-radius: 12px;
  padding: 14px;
  background: #ffffff;
}

.monitor-kv-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.monitor-kv-grid div {
  margin: 0;
}

.monitor-kv-grid dt {
  color: #64748b;
  font-size: 12px;
  margin-bottom: 4px;
}

.monitor-kv-grid dd {
  margin: 0;
  color: #0f172a;
  font-size: 14px;
  word-break: break-word;
}

.monitor-stage-table pre {
  margin: 0;
  max-width: 420px;
  white-space: pre-wrap;
}

.monitor-empty {
  margin: 0;
  color: #94a3b8;
}

.monitor-error-box {
  margin: 12px 0;
  border: 1px solid #fecaca;
  background: #fef2f2;
  color: #991b1b;
  border-radius: 10px;
  padding: 12px;
}

.role-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.role-badge-admin {
  background: #dcfce7;
  color: #166534;
}

.role-badge-external {
  background: #e0f2fe;
  color: #075985;
}

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

.status-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
}

.status-active {
  background: #dcfce7;
  color: #166534;
}

.status-inactive {
  background: #fee2e2;
  color: #991b1b;
}

.user-actions {
  display: flex;
  gap: 6px;
}

.btn-save,
.btn-danger {
  height: 30px;
  border: none;
  color: #fff;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  padding: 0 10px;
}

.btn-save {
  background: #0f766e;
}

.btn-danger {
  background: #dc2626;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.checkbox-label input[type="checkbox"] {
  height: auto;
  width: auto;
}

.customer-card-list {
  display: grid;
  gap: 18px;
}

.customer-card {
  border: 1px solid #d9e6e3;
  border-radius: 14px;
  padding: 18px;
  background: linear-gradient(180deg, #ffffff 0%, #fbfefd 100%);
}

.customer-card-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  margin-bottom: 16px;
}

.customer-card-header h4 {
  margin: 0 0 6px;
  font-size: 20px;
}

.customer-card-header p {
  margin: 0;
  font-size: 13px;
}

.customer-card-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.count-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  background: #ecfeff;
  color: #155e75;
  font-size: 12px;
  font-weight: 700;
}

.count-badge-muted {
  background: #f3f4f6;
  color: #4b5563;
}

.customer-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 12px;
}

.customer-form-wide {
  grid-column: 1 / -1;
}

.customer-card-actions {
  margin-top: 14px;
}

.subscription-panel {
  margin-top: 18px;
  border-top: 1px solid #e5e7eb;
  padding-top: 18px;
}

.subscription-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 14px;
}

.subscription-panel-head h5 {
  margin: 0 0 4px;
  font-size: 16px;
}

.subscription-panel-head p {
  margin: 0;
  font-size: 13px;
}

.subscription-create-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(140px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
  align-items: end;
}

.subscription-create-action {
  display: flex;
  align-items: end;
}

.subscription-empty {
  border: 1px dashed #cbd5e1;
  border-radius: 10px;
  padding: 18px;
  color: #64748b;
  font-size: 13px;
  background: #f8fafc;
}

.customer-subscription-table-wrap {
  margin-top: 12px;
}

.mono-input {
  font-family: Consolas, "Courier New", monospace;
}

@media (max-width: 768px) {
  .topnav {
    gap: 12px;
    padding: 0 16px;
    flex-wrap: wrap;
    height: auto;
    min-height: 52px;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .topnav nav {
    order: 3;

    .admin-layout {
      margin-top: 20px;
    }

    .admin-hero {
      grid-template-columns: 1fr;
    }

    .admin-stats {
      grid-template-columns: 1fr 1fr;
    }

    .customer-card-header {
      flex-direction: column;
    }

    .customer-form-grid,
    .subscription-create-grid,
    .user-edit-grid {
      grid-template-columns: 1fr;
    }

    .permission-editor {
      min-width: 220px;
    }
    width: 100%;
    flex-wrap: wrap;
  }

  .nav-user-email {
    margin-left: 0;
  }

  .main-content {
    padding: 20px 16px 32px;
  }

  .admin-form .form-row {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-form input,
  .admin-form select,
  .admin-form label,
  .admin-form button {
    width: 100%;
  }

  .user-edit-grid {
    grid-template-columns: 1fr;
  }

  .assign-controls,
  .user-actions {
    flex-direction: column;
    align-items: stretch;
  }
}