:root {
  --px-primary: #3c63de;
  --px-primary-hover: #3055cc;
  --px-primary-pressed: #2849b8;
  --px-primary-subtle: #eef2ff;
  --px-focus-ring: rgba(60, 99, 222, .22);
  --px-bg-app: #f6f7fc;
  --px-bg-surface: #fff;
  --px-bg-subtle: #f8fafd;
  --px-border: #dfe3ec;
  --px-border-strong: #c9d1df;
  --px-text-primary: #1d2129;
  --px-text-secondary: #4e5969;
  --px-text-tertiary: #86909c;
  --px-text-placeholder: #a9aeb8;
  --px-success: #15803d;
  --px-warning: #b45309;
  --px-danger: #dc2626;
  --px-info: #286bdc;
  --px-radius-sm: 6px;
  --px-radius-md: 8px;
  --px-radius-lg: 12px;
  --px-radius-xl: 14px;
  --px-shadow-card: 0 1px 3px rgba(23,35,60,.02), 0 4px 16px rgba(23,35,60,.016);
  --px-shadow-overlay: 0 16px 48px rgba(23,35,60,.16);
  --px-login-gradient: linear-gradient(145deg,#4969e9 0%,#5a54c9 100%);
  --px-sidebar-gradient: linear-gradient(180deg,#3b73cf 0%,#2f63b5 100%);
}

* { box-sizing: border-box; }
html { color-scheme: light; }
body {
  margin: 0;
  background: var(--px-bg-app);
  color: var(--px-text-primary);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--px-primary); text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 6px; font-size: 26px; line-height: 34px; letter-spacing: -.02em; }
h2 { margin-bottom: 0; font-size: 16px; line-height: 24px; }
.muted { color: var(--px-text-tertiary); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.pre-wrap { white-space: pre-wrap; }

.brand-link { display: inline-flex; align-items: center; gap: 12px; color: inherit; }
.brand-logo { width: 38px; height: 38px; display: inline-grid; place-items: center; flex: 0 0 auto; }
.brand-logo svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 2.1; stroke-linecap: round; }
.brand-text { display: flex; flex-direction: column; }
.brand-text strong { font-size: 20px; line-height: 26px; font-weight: 650; }
.brand-text small { font-size: 10px; line-height: 15px; letter-spacing: .14em; opacity: .82; }

/* Login */
.login-page { background: #fff; }
.login { min-height: 100dvh; display: grid; grid-template-columns: 58fr 42fr; }
.login__brand { color: #fff; background: var(--px-login-gradient); padding: 56px clamp(40px,6vw,88px); display: flex; flex-direction: column; }
.login__brand-inner { margin: auto 0; max-width: 520px; }
.login-brand { gap: 20px; margin-bottom: 40px; }
.login-brand .brand-logo { width: 68px; height: 68px; }
.login-brand .brand-text strong { font-size: 30px; line-height: 38px; }
.login-brand .brand-text small { font-size: 14px; line-height: 20px; }
.login__brand h1 { margin-bottom: 0; font-size: 40px; line-height: 1.3; font-weight: 600; letter-spacing: -.03em; }
.login__desc { margin: 16px 0 0; font-size: 15px; line-height: 24px; opacity: .9; }
.login__caps { margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.login__caps article { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16); border-radius: var(--px-radius-lg); padding: 16px; }
.login__caps h3 { margin: 0; font-size: 14px; line-height: 20px; font-weight: 600; }
.login__caps p { margin: 6px 0 0; font-size: 12px; line-height: 18px; opacity: .82; }
.login__foot { margin: 40px 0 0; font-size: 12px; opacity: .8; }
.login__form-col { display: flex; align-items: center; justify-content: center; background: #fff; padding: 40px 24px; }
.login-card { width: min(100%,400px); }
.login-card h2 { font-size: 26px; line-height: 34px; font-weight: 600; }
.login-card .lead { margin: 8px 0 28px; color: var(--px-text-secondary); line-height: 22px; }
.login-help { margin: 24px 0 0; text-align: center; color: var(--px-text-tertiary); font-size: 13px; }
.mobile-brand { display: none; flex-direction: column; align-items: center; color: var(--px-primary); margin-bottom: 24px; }
.mobile-brand strong { font-size: 20px; }
.mobile-brand small { letter-spacing: .14em; }
.login-messages { margin: 0 0 18px; }

/* Forms */
.stack-form, .model-form { display: grid; gap: 20px; }
.field { display: block; }
.field > label { display: block; margin-bottom: 8px; font-weight: 550; line-height: 20px; }
.required { color: var(--px-danger); margin-left: 2px; }
.help { margin: 6px 0 0; color: var(--px-text-tertiary); font-size: 12px; line-height: 18px; }
.field-error, .errorlist { color: var(--px-danger); margin: 6px 0 0; font-size: 12px; }
.errorlist { padding-left: 18px; }
input:not([type="checkbox"]):not([type="radio"]), select, textarea {
  width: 100%; min-height: 40px; border: 1px solid var(--px-border-strong); border-radius: var(--px-radius-md);
  background: var(--px-bg-surface); color: var(--px-text-primary); padding: 8px 12px; outline: 0;
}
select[multiple] { min-height: 150px; }
textarea { min-height: 110px; resize: vertical; }
input::placeholder, textarea::placeholder { color: var(--px-text-placeholder); }
input:focus, select:focus, textarea:focus { border-color: var(--px-primary); box-shadow: 0 0 0 3px var(--px-focus-ring); }
input[type="file"] { padding: 7px 10px; }
input[type="checkbox"], input[type="radio"] { accent-color: var(--px-primary); }
.password-wrap { position: relative; }
.password-wrap input { padding-right: 44px !important; }
.password-toggle { position: absolute; right: 4px; top: 4px; width: 36px; height: 32px; border: 0; background: none; color: var(--px-text-tertiary); cursor: pointer; }
.captcha-row { display: grid; grid-template-columns: minmax(0,1fr) 124px 40px; gap: 10px; }
.captcha-row img { display: block; border: 1px solid var(--px-border); border-radius: var(--px-radius-md); background: #f2f5fa; }
.form-actions, .page-actions { display: flex; align-items: center; gap: 10px; }
.form-actions { border-top: 1px solid var(--px-border); padding-top: 20px; margin-top: 4px; }
.form-card { max-width: 760px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 40px; padding: 0 16px;
  border: 1px solid transparent; border-radius: var(--px-radius-md); font-weight: 550; cursor: pointer; white-space: nowrap;
  transition: background .12s ease-out, border-color .12s ease-out, color .12s ease-out;
}
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary { background: var(--px-primary); color: #fff; }
.btn-primary:hover { background: var(--px-primary-hover); }
.btn-primary:active { background: var(--px-primary-pressed); }
.btn-secondary { background: #fff; color: var(--px-text-primary); border-color: var(--px-border-strong); }
.btn-secondary:hover { background: var(--px-bg-subtle); border-color: #b0bac9; }
.btn-ghost { background: transparent; color: var(--px-text-secondary); }
.btn-ghost:hover { background: var(--px-bg-subtle); }
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-block { width: 100%; }
.icon-btn { width: 40px; height: 40px; display: inline-grid; place-items: center; border: 1px solid var(--px-border); border-radius: var(--px-radius-md); background: #fff; cursor: pointer; }
.captcha-refresh { height: 40px; }

/* App shell */
.shell { display: grid; grid-template-columns: 200px minmax(0,1fr); min-height: 100dvh; }
.sidebar { height: 100dvh; position: sticky; top: 0; z-index: 120; display: flex; flex-direction: column; color: #fff; background: var(--px-sidebar-gradient); }
.sidebar__head { min-height: 76px; display: flex; align-items: center; padding: 0 16px; border-bottom: 1px solid rgba(255,255,255,.18); }
.sidebar__nav { flex: 1; min-height: 0; overflow-y: auto; padding: 12px 10px; display: flex; flex-direction: column; gap: 12px; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.28) transparent; }
.nav-group { display: grid; gap: 2px; }
.nav-group__label { padding: 5px 12px; color: rgba(255,255,255,.62); font-size: 11px; letter-spacing: .08em; }
.nav-link { min-height: 40px; display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: var(--px-radius-md); color: rgba(255,255,255,.86); }
.nav-link:hover { color: #fff; background: rgba(255,255,255,.1); }
.nav-link.is-current { color: #fff; background: rgba(255,255,255,.17); font-weight: 600; box-shadow: inset 3px 0 0 rgba(255,255,255,.9); }
.nav-icon { width: 20px; text-align: center; font-size: 17px; line-height: 1; }
.sidebar-bottom { min-height: 44px; border: 0; border-top: 1px solid rgba(255,255,255,.14); background: none; color: rgba(255,255,255,.8); cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px; }
.main-column { min-width: 0; display: flex; flex-direction: column; }
.topbar { height: 64px; flex: 0 0 auto; position: sticky; top: 0; z-index: 100; display: flex; align-items: center; justify-content: space-between; padding: 0 24px; background: #fff; border-bottom: 1px solid var(--px-border); }
.topbar__start, .topbar__actions { display: flex; align-items: center; gap: 12px; min-width: 0; }
.topbar__actions { gap: 8px; }
.topbar__title { color: var(--px-text-primary); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-search { width: min(320px,30vw); height: 36px; display: flex; align-items: center; gap: 8px; padding: 0 10px; border: 1px solid var(--px-border); border-radius: var(--px-radius-md); background: var(--px-bg-subtle); }
.topbar-search:focus-within { border-color: var(--px-primary); box-shadow: 0 0 0 3px var(--px-focus-ring); }
.topbar-search input { min-height: 0 !important; height: 34px; padding: 0 !important; border: 0 !important; box-shadow: none !important; background: none !important; font-size: 13px; }
.topbar-search button { border: 0; background: none; color: var(--px-text-tertiary); cursor: pointer; }
.user-chip { padding: 6px 10px; border-radius: 20px; background: var(--px-primary-subtle); color: var(--px-primary); font-size: 13px; font-weight: 600; }
.mobile-menu, .sidebar-backdrop { display: none; }
.content { padding: 24px; min-width: 0; }
.sidebar-collapsed { grid-template-columns: 68px minmax(0,1fr); }
.sidebar-collapsed .brand-text, .sidebar-collapsed .nav-label, .sidebar-collapsed .nav-group__label { display: none; }
.sidebar-collapsed .sidebar__head { padding: 0; justify-content: center; }
.sidebar-collapsed .brand-logo { width: 32px; height: 32px; }
.sidebar-collapsed .sidebar__nav { padding: 12px 8px; gap: 14px; }
.sidebar-collapsed .nav-link { justify-content: center; padding: 10px; }

/* Content */
.page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.page-header p { margin-bottom: 0; color: var(--px-text-secondary); }
.section-card, .kpi { background: #fff; border: 1px solid #e1e5ee; border-radius: var(--px-radius-lg); box-shadow: var(--px-shadow-card); }
.section-card { width: 100%; padding: 20px; margin-bottom: 16px; }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.panel-heading h2 { margin-bottom: 2px; }
.panel-heading p { margin: 0; color: var(--px-text-tertiary); font-size: 13px; }
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit,minmax(180px,1fr)); gap: 16px; margin-bottom: 16px; }
.kpi-row--six { grid-template-columns: repeat(6,minmax(150px,1fr)); }
.kpi { padding: 18px; min-width: 0; }
.kpi > span { display: block; color: var(--px-text-secondary); font-size: 13px; }
.kpi strong { display: block; margin-top: 6px; font-size: 28px; line-height: 36px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.kpi strong small { margin-left: 4px; font-size: 15px; color: var(--px-text-tertiary); font-weight: 500; }
.kpi em { display: block; margin-top: 4px; color: var(--px-text-tertiary); font-style: normal; font-size: 12px; }
.dashboard-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 16px; }
.two-column-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(280px,360px); gap: 16px; align-items: start; }
.two-column-layout .form-card { max-width: none; }
.note-card ul { margin: 14px 0 0; padding-left: 20px; color: var(--px-text-secondary); }
.note-card li + li { margin-top: 8px; }
.definition-grid { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: 12px; margin-bottom: 16px; }
.definition-grid > div { min-width: 0; padding: 14px; background: #fff; border: 1px solid var(--px-border); border-radius: var(--px-radius-md); }
.definition-grid span { display: block; color: var(--px-text-tertiary); font-size: 12px; }
.definition-grid strong { display: block; margin-top: 4px; overflow-wrap: anywhere; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a { display: inline-flex; padding: 6px 10px; background: var(--px-primary-subtle); border-radius: 16px; color: var(--px-primary); }
.compact-list { display: grid; gap: 10px; }
.compact-list > div { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 10px; border-bottom: 1px solid var(--px-border); }
.compact-list span { color: var(--px-text-tertiary); }
.code-block { margin: 16px 0 0; padding: 16px; overflow-x: auto; border-radius: var(--px-radius-md); background: #172033; color: #dbeafe; font: 13px/1.7 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }

/* Tables */
.table-scroll { width: 100%; overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { padding: 10px 12px; border-bottom: 1px solid var(--px-border); background: #fafbfe; color: var(--px-text-tertiary); font-size: 12px; line-height: 18px; font-weight: 550; text-align: left; white-space: nowrap; }
.data-table td { padding: 10px 12px; border-bottom: 1px solid var(--px-border); line-height: 20px; vertical-align: middle; }
.data-table tbody tr:hover { background: var(--px-bg-subtle); }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table a.entity { color: var(--px-text-primary); overflow-wrap: anywhere; font-weight: 550; }
.data-table a.entity:hover { color: var(--px-primary); }
.meta-line { margin-top: 2px; color: var(--px-text-tertiary); font-size: 12px; overflow-wrap: anywhere; }
.empty-cell { padding: 32px 12px !important; color: var(--px-text-tertiary); text-align: center !important; }
.filter-bar { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.filter-bar input { width: min(320px,100%) !important; }
.filter-bar select { width: auto; min-width: 150px; }
.pagination { display: flex; align-items: center; justify-content: flex-end; gap: 14px; padding-top: 16px; color: var(--px-text-secondary); }
.pagination a { padding: 6px 10px; border: 1px solid var(--px-border); border-radius: var(--px-radius-sm); background: #fff; }

/* Status */
.badge { display: inline-flex; align-items: center; min-height: 22px; padding: 2px 8px; border-radius: 12px; background: #eef1f6; color: var(--px-text-secondary); font-size: 12px; white-space: nowrap; }
.badge--large { min-height: 28px; padding: 4px 12px; font-size: 13px; }
.badge--healthy, .badge--active, .badge--complete, .badge--published, .badge--verified, .badge--pass, .badge--ready, .badge--organized { background: #ecfdf3; color: var(--px-success); }
.badge--pending, .badge--queued, .badge--assigned, .badge--discovered, .badge--onboarding, .badge--building, .badge--downloaded, .badge--applied { background: #eff6ff; color: var(--px-info); }
.badge--warning, .badge--retry, .badge--crawling, .badge--running, .badge--degraded { background: #fff7ed; color: var(--px-warning); }
.badge--failed, .badge--blocked, .badge--offline, .badge--dead { background: #fef2f2; color: var(--px-danger); }
.badge--disabled, .badge--frozen, .badge--retired, .badge--missing, .badge--cancelled { background: #f2f4f7; color: var(--px-text-tertiary); }
.badge--orientation { background: #f3efff; color: #6941c6; }
.message-stack { display: grid; gap: 8px; margin-bottom: 16px; }
.message { padding: 10px 12px; border: 1px solid #bfdbfe; border-radius: var(--px-radius-md); background: #eff6ff; color: #1d4ed8; }
.message--success { border-color: #bbf7d0; background: #f0fdf4; color: #166534; }
.message--error { border-color: #fecaca; background: #fef2f2; color: #b91c1c; }
.message--warning { border-color: #fed7aa; background: #fff7ed; color: #9a3412; }

@media (max-width: 1250px) {
  .kpi-row--six { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .definition-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 900px) {
  .login { grid-template-columns: 1fr; }
  .login__brand { display: none; }
  .mobile-brand { display: flex; }
  .shell, .shell.sidebar-collapsed { grid-template-columns: minmax(0,1fr); }
  .sidebar, .sidebar-collapsed .sidebar { display: flex; position: fixed; left: 0; top: 0; width: 200px; transform: translateX(-100%); height: 100dvh; z-index: 1200; transition: transform .18s ease-out; }
  .sidebar-open .sidebar { transform: translateX(0); }
  .sidebar-open .sidebar-backdrop { display: block; position: fixed; inset: 0; z-index: 1100; border: 0; background: rgba(23,35,60,.38); }
  .sidebar-collapsed .brand-text, .sidebar-collapsed .nav-label, .sidebar-collapsed .nav-group__label { display: initial; }
  .sidebar-collapsed .brand-text { display: flex; }
  .sidebar-collapsed .sidebar__head { padding: 0 16px; justify-content: flex-start; }
  .sidebar-collapsed .nav-link { justify-content: flex-start; padding: 9px 12px; }
  .mobile-menu { display: inline-grid; }
  .topbar { padding: 0 16px; }
  .content { padding: 20px 16px; }
  .dashboard-grid, .two-column-layout { grid-template-columns: 1fr; }
  .topbar-search { width: 240px; }
}
@media (max-width: 600px) {
  h1 { font-size: 22px; line-height: 30px; }
  .page-header { flex-wrap: wrap; }
  .topbar-search { display: none; }
  .user-chip { display: none; }
  .content { padding: 16px 12px; }
  .section-card { padding: 16px; }
  .kpi-row, .kpi-row--six { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
  .kpi { padding: 14px 12px; }
  .kpi strong { font-size: 24px; }
  .definition-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .filter-bar { flex-wrap: wrap; }
  .filter-bar input, .filter-bar select { width: 100% !important; max-width: none; }
  .captcha-row { grid-template-columns: minmax(0,1fr) 106px 40px; }
  .captcha-row img { width: 106px; object-fit: cover; }
  .page-actions { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}