:root {
  --ws-canvas: oklch(98% 0.004 270);
  --ws-surface: oklch(100% 0 0);
  --ws-subtle: oklch(96.5% 0.006 270);
  --ws-subtle-2: oklch(94% 0.01 270);
  --ws-border: oklch(89% 0.012 270);
  --ws-border-strong: oklch(80% 0.02 270);
  --ws-ink: oklch(25% 0.025 270);
  --ws-muted: oklch(49% 0.022 270);
  --ws-faint: oklch(62% 0.018 270);
  --ws-primary: oklch(57% 0.22 285);
  --ws-primary-hover: oklch(51% 0.23 285);
  --ws-primary-soft: oklch(95% 0.03 285);
  --ws-success: oklch(58% 0.15 158);
  --ws-success-soft: oklch(95% 0.035 158);
  --ws-warning: oklch(67% 0.15 72);
  --ws-warning-soft: oklch(96% 0.04 72);
  --ws-danger: oklch(58% 0.2 24);
  --ws-danger-soft: oklch(95% 0.035 24);
  --ws-sidebar: oklch(24% 0.025 270);
  --ws-sidebar-muted: oklch(72% 0.018 270);
  --ws-font: Inter, "Noto Sans SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --ws-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
.dark {
  --ws-canvas: oklch(19% 0.018 270);
  --ws-surface: oklch(23% 0.02 270);
  --ws-subtle: oklch(26% 0.022 270);
  --ws-subtle-2: oklch(30% 0.024 270);
  --ws-border: oklch(34% 0.025 270);
  --ws-border-strong: oklch(43% 0.03 270);
  --ws-ink: oklch(94% 0.008 270);
  --ws-muted: oklch(72% 0.018 270);
  --ws-faint: oklch(62% 0.018 270);
  --ws-primary: oklch(67% 0.2 285);
  --ws-primary-hover: oklch(72% 0.18 285);
  --ws-primary-soft: oklch(31% 0.065 285);
  --ws-success-soft: oklch(29% 0.05 158);
  --ws-warning-soft: oklch(30% 0.045 72);
  --ws-danger-soft: oklch(29% 0.055 24);
}

* { box-sizing: border-box; }
html { background: var(--ws-canvas); }
body.workspace-body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  padding: 0;
  background: var(--ws-canvas);
  color: var(--ws-ink);
  font-family: var(--ws-font);
  letter-spacing: 0;
}
.workspace-body button,
.workspace-body input,
.workspace-body select,
.workspace-body textarea { font-family: inherit; letter-spacing: 0; }
.workspace-body [hidden] { display: none !important; }
.workspace-body :focus-visible { outline: 3px solid color-mix(in oklch, var(--ws-primary) 28%, transparent); outline-offset: 2px; }

.app-frame { min-height: 100vh; display: grid; grid-template-columns: 240px minmax(0, 1fr); }
.app-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 60;
  width: 240px;
  display: flex;
  flex-direction: column;
  padding: 20px 14px 16px;
  color: white;
  background: var(--ws-sidebar);
}
.app-brand { display: flex; align-items: center; gap: 11px; min-height: 44px; padding: 0 10px; color: white; text-decoration: none; }
.app-brand-mark { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 8px; background: var(--ws-primary); font-size: 13px; font-weight: 800; }
.app-brand-copy strong { display: block; font-size: 14px; line-height: 1.2; }
.app-brand-copy span { display: block; margin-top: 3px; color: var(--ws-sidebar-muted); font-size: 11px; }
.app-nav-label { margin: 28px 10px 8px; color: oklch(61% 0.02 270); font-size: 11px; font-weight: 650; }
.app-nav { display: grid; gap: 4px; }
.app-nav a { min-height: 42px; display: flex; align-items: center; gap: 11px; padding: 0 11px; border-radius: 8px; color: var(--ws-sidebar-muted); text-decoration: none; font-size: 13px; font-weight: 600; transition: background 180ms ease-out, color 180ms ease-out; }
.app-nav a:hover { color: white; background: oklch(30% 0.03 270); }
.app-nav a.active { color: white; background: var(--ws-primary); }
.app-nav svg { width: 17px; height: 17px; stroke-width: 1.8; flex: none; }
.app-sidebar-meta { margin-top: auto; padding: 14px 10px 4px; border-top: 1px solid oklch(34% 0.025 270); }
.sidebar-status { display: flex; align-items: center; gap: 8px; color: var(--ws-sidebar-muted); font-size: 11px; line-height: 1.5; }
.sidebar-status i { width: 7px; height: 7px; flex: none; border-radius: 50%; background: oklch(72% 0.15 158); }
.app-sidebar-meta small { display: block; margin-top: 8px; color: oklch(56% 0.018 270); font-size: 10px; }

.app-main { grid-column: 2; min-width: 0; }
.app-topbar { position: sticky; top: 0; z-index: 40; min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 28px; border-bottom: 1px solid var(--ws-border); background: color-mix(in oklch, var(--ws-surface) 94%, transparent); backdrop-filter: blur(12px); }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 10px; min-width: 0; }
.sidebar-toggle { display: none; }
.breadcrumb { display: flex; align-items: center; gap: 8px; min-width: 0; color: var(--ws-muted); font-size: 12px; }
.breadcrumb b { color: var(--ws-ink); font-weight: 650; }
.breadcrumb svg { width: 14px; height: 14px; }
.topbar-pill, .workspace-body .service-dot { min-height: 32px; display: inline-flex; align-items: center; gap: 7px; padding: 0 10px; border: 1px solid var(--ws-border); border-radius: 999px; color: var(--ws-muted); background: var(--ws-surface); font-size: 11px; font-weight: 600; box-shadow: none; }
.workspace-body .service-dot i, .topbar-pill i { width: 7px; height: 7px; margin: 0; border-radius: 50%; background: var(--ws-success); box-shadow: none; }
.workspace-body .icon-button, .sidebar-toggle { width: 34px; height: 34px; min-height: 34px; display: grid; place-items: center; padding: 0; border: 1px solid var(--ws-border); border-radius: 8px; color: var(--ws-muted); background: var(--ws-surface); box-shadow: none; cursor: pointer; }
.workspace-body .icon-button:hover, .sidebar-toggle:hover { color: var(--ws-ink); border-color: var(--ws-border-strong); transform: none; }
.workspace-body .icon-button svg, .sidebar-toggle svg { width: 16px; height: 16px; }
.sidebar-toggle { display: none !important; flex: 0 0 34px; }
.sidebar-toggle svg { flex: 0 0 16px; }
.breadcrumb b { white-space: nowrap; }

.app-content { width: min(1460px, 100%); margin: 0 auto; padding: 28px; }
.page-intro { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin: 0 0 22px; }
.page-intro h1 { margin: 0; color: var(--ws-ink); font: 700 28px/1.25 var(--ws-font); letter-spacing: 0; text-wrap: balance; }
.page-intro p { max-width: 72ch; margin: 7px 0 0; color: var(--ws-muted); font-size: 13px; line-height: 1.65; text-wrap: pretty; }
.page-context { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 8px; color: var(--ws-primary); font-size: 11px; font-weight: 700; }
.page-context svg { width: 14px; height: 14px; }
.intro-actions { display: flex; align-items: center; gap: 8px; flex: none; }

.workspace-body .panel,
.workspace-body .card,
.workspace-body .batch-section,
.workspace-body .generator {
  border: 1px solid var(--ws-border);
  border-radius: 8px;
  background: var(--ws-surface);
  box-shadow: none;
  backdrop-filter: none;
}
.workspace-body .panel::before { display: none; }
.workspace-body .workspace-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(340px, .75fr); gap: 18px; align-items: start; }
.workspace-body .form-panel, .workspace-body .status-panel { padding: 22px; }
.workspace-body .right-stack { position: sticky; top: 86px; display: block; }
.workspace-body .short-status-panel { min-height: 620px; }
.workspace-body .panel-heading, .workspace-body .panel-title, .workspace-body .section-title { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin: 0 0 18px; }
.workspace-body .panel-heading > div { display: block; }
.workspace-body .panel-heading h2, .workspace-body .panel-title b, .workspace-body .section-title b { margin: 0; color: var(--ws-ink); font: 700 16px/1.4 var(--ws-font); letter-spacing: 0; }
.workspace-body .panel-heading p, .workspace-body .panel-title small, .workspace-body .section-title small { display: block; margin-top: 3px; color: var(--ws-muted); font-size: 11px; font-weight: 400; line-height: 1.5; }
.workspace-body .section-index { display: none; }
.workspace-body .quiet, .workspace-body .tag { min-height: 25px; display: inline-flex; align-items: center; padding: 0 8px; border: 1px solid var(--ws-border); border-radius: 999px; color: var(--ws-muted); background: var(--ws-subtle); font: 650 10px var(--ws-font); }

.data-boundary { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 20px; padding: 11px 12px; border-radius: 8px; color: oklch(44% 0.08 72); background: var(--ws-warning-soft); font-size: 11px; line-height: 1.55; }
.data-boundary svg { width: 16px; height: 16px; flex: none; margin-top: 1px; }
.dark .data-boundary { color: oklch(86% 0.07 72); background: oklch(30% 0.045 72); }
.workspace-body .field { display: block; margin: 0 0 17px; }
.workspace-body .field > span, .workspace-body .field .label-row, .workspace-body .form-grid label > span { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 7px; color: var(--ws-ink); font-size: 12px; font-weight: 650; }
.workspace-body .label-row small, .workspace-body .field > span small { color: var(--ws-faint); font-weight: 500; }
.workspace-body input, .workspace-body select, .workspace-body textarea { width: 100%; border: 1px solid var(--ws-border-strong); border-radius: 8px; color: var(--ws-ink); background: var(--ws-surface); outline: 0; transition: border-color 160ms ease-out, box-shadow 160ms ease-out; }
.workspace-body input, .workspace-body select { min-height: 42px; padding: 0 12px; }
.workspace-body textarea { padding: 11px 12px; line-height: 1.6; resize: vertical; }
.workspace-body input:hover, .workspace-body select:hover, .workspace-body textarea:hover { border-color: var(--ws-muted); }
.workspace-body input:focus, .workspace-body select:focus, .workspace-body textarea:focus { border-color: var(--ws-primary); box-shadow: 0 0 0 4px var(--ws-primary-soft); background: var(--ws-surface); }
.workspace-body textarea::placeholder, .workspace-body input::placeholder { color: oklch(58% 0.015 270); opacity: 1; }
.workspace-body .field-note { display: block; margin-top: 6px; color: var(--ws-muted); font-size: 11px; line-height: 1.55; }
.workspace-body .card-pool-input { min-height: 132px; font-family: var(--ws-mono); font-size: 12px; }
.workspace-body .proxy-pool-input { min-height: 126px; font-family: var(--ws-mono); font-size: 12px; }

.workspace-body .source-summary { margin: 0 0 18px; padding: 14px; border: 1px solid var(--ws-border); border-radius: 8px; background: var(--ws-subtle); }
.workspace-body .source-summary-head { margin-bottom: 12px; }
.workspace-body .source-summary-head b { color: var(--ws-ink); font-size: 13px; }
.workspace-body .source-summary-head small { color: var(--ws-muted); font-size: 11px; }
.workspace-body .source-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; overflow: hidden; border: 1px solid var(--ws-border); border-radius: 7px; background: var(--ws-border); }
.workspace-body .source-grid > div { min-height: 68px; padding: 10px; background: var(--ws-surface); }
.workspace-body .source-grid small, .workspace-body .checkout-preview small { display: block; color: var(--ws-muted); font-size: 10px; }
.workspace-body .source-grid strong { display: block; margin-top: 5px; color: var(--ws-ink); font-size: 15px; }
.workspace-body .source-grid span { color: var(--ws-faint); font-size: 10px; }
.workspace-body .checkout-preview { margin-top: 10px; padding: 9px 10px; border: 0; border-radius: 6px; background: var(--ws-subtle-2); }
.workspace-body .checkout-preview code { display: block; margin-top: 4px; color: var(--ws-ink); font: 11px var(--ws-mono); }

.protocol-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 20px 0; border: 1px solid var(--ws-border); border-radius: 8px; overflow: hidden; }
.protocol-steps > div { min-height: 64px; padding: 10px; border-right: 1px solid var(--ws-border); background: var(--ws-subtle); }
.protocol-steps > div:last-child { border-right: 0; }
.protocol-steps i { display: block; margin-bottom: 4px; color: var(--ws-primary); font: 700 10px var(--ws-mono); font-style: normal; }
.protocol-steps b { display: block; color: var(--ws-ink); font-size: 11px; }
.protocol-steps small { display: block; margin-top: 2px; color: var(--ws-muted); font-size: 9px; line-height: 1.4; }
.advanced-options { margin-top: 4px; border-top: 1px solid var(--ws-border); }
.advanced-options summary { min-height: 44px; display: flex; align-items: center; gap: 8px; color: var(--ws-muted); cursor: pointer; font-size: 12px; font-weight: 650; }
.advanced-options summary svg { width: 15px; height: 15px; }
.advanced-options[open] summary { color: var(--ws-ink); }

.workspace-body button, .workspace-body .primary-button, .workspace-body .secondary-button, .workspace-body .mini-action, .workspace-body .primary { min-height: 38px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 13px; border: 1px solid var(--ws-border-strong); border-radius: 8px; color: var(--ws-ink); background: var(--ws-surface); box-shadow: none; font-size: 12px; font-weight: 650; cursor: pointer; transition: background 160ms ease-out, border-color 160ms ease-out, color 160ms ease-out; }
.workspace-body button:hover, .workspace-body .secondary-button:hover, .workspace-body .mini-action:hover { border-color: var(--ws-muted); background: var(--ws-subtle); transform: none; }
.workspace-body button:disabled { cursor: not-allowed; opacity: .48; }
.workspace-body .primary-button, .workspace-body button.primary, .workspace-body #startButton, .workspace-body #generateButton, .workspace-body #batchPayButton { color: white; border-color: var(--ws-primary); background: var(--ws-primary); }
.workspace-body .primary-button:hover, .workspace-body button.primary:hover, .workspace-body #startButton:hover, .workspace-body #generateButton:hover { border-color: var(--ws-primary-hover); background: var(--ws-primary-hover); }
.workspace-body .primary-button { min-height: 42px; padding: 0 16px; }
.workspace-body .primary-button i { font-style: normal; }
.workspace-body .form-actions { display: flex; justify-content: flex-end; margin-top: 18px; }
.workspace-body .form-error, .workspace-body .message.error { color: var(--ws-danger); font-size: 12px; }

.workspace-body .task-list { display: grid; gap: 10px; }
.workspace-body .task-card { padding: 14px; border: 1px solid var(--ws-border); border-radius: 8px; background: var(--ws-surface); box-shadow: none; }
.workspace-body .task-card-head { display: flex; justify-content: space-between; gap: 12px; }
.workspace-body .task-account { display: flex; align-items: center; gap: 9px; min-width: 0; }
.workspace-body .task-signal { width: 8px; height: 8px; border-radius: 50%; background: var(--ws-faint); }
.workspace-body .status-running .task-signal, .workspace-body .status-done .task-signal { background: var(--ws-success); }
.workspace-body .status-error .task-signal { background: var(--ws-danger); }
.workspace-body .task-account small { color: var(--ws-muted); font-size: 10px; }
.workspace-body .task-account h3 { margin: 2px 0 0; overflow: hidden; color: var(--ws-ink); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.workspace-body .task-progress { height: 4px; margin: 12px 0; border-radius: 999px; background: var(--ws-subtle-2); }
.workspace-body .task-progress i { display: block; height: 100%; border-radius: inherit; background: var(--ws-primary); }
.workspace-body .task-facts { display: grid; grid-template-columns: 1fr auto; gap: 8px 14px; }
.workspace-body .task-facts > div:last-child { grid-column: 1 / -1; }
.workspace-body .task-facts small { display: block; color: var(--ws-muted); font-size: 9px; }
.workspace-body .task-facts b { display: block; margin-top: 3px; color: var(--ws-ink); font-size: 11px; }
.workspace-body .empty-task { min-height: 310px; display: grid; place-content: center; padding: 30px; color: var(--ws-muted); text-align: center; }
.workspace-body .empty-task h3 { margin: 0; color: var(--ws-ink); font-size: 14px; }
.workspace-body .empty-task p { max-width: 32ch; margin: 7px auto 0; font-size: 12px; line-height: 1.6; }
.workspace-body .empty-orbit { display: none; }

/* Batch card flow */
.workspace-body .batch-shell, .workspace-body .shell { width: 100%; max-width: none; margin: 0; padding: 0; }
.workspace-body .batch-shell > .hero { display: none; }
.workspace-body .batch-card { padding: 20px; }
.workspace-body .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden; margin: 0 0 18px; border: 1px solid var(--ws-border); border-radius: 8px; background: var(--ws-border); }
.workspace-body .steps span { min-height: 40px; display: flex; align-items: center; justify-content: center; padding: 0 10px; color: var(--ws-muted); background: var(--ws-subtle); font-size: 11px; font-weight: 650; }
.workspace-body .steps span.active { color: var(--ws-primary); background: var(--ws-primary-soft); }
.workspace-body .steps span.done { color: var(--ws-success); background: var(--ws-success-soft); }
.workspace-body .setup-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 14px; }
.workspace-body .batch-section { padding: 16px; }
.workspace-body .card-fields-grid, .workspace-body .dual-proxy-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 10px; }
.workspace-body .dual-proxy-grid { grid-template-columns: 1fr 1fr; }
.workspace-body .card-field > span, .workspace-body .proxy-pool-head { display: flex; justify-content: space-between; margin-bottom: 7px; color: var(--ws-ink); font-size: 11px; font-weight: 650; }
.workspace-body .card-field-box { min-height: 42px; padding: 11px 12px; border: 1px solid var(--ws-border-strong); border-radius: 8px; background: var(--ws-surface); }
.workspace-body .card-field-box:empty::after { display: block; overflow: hidden; font-size: 10px; text-overflow: ellipsis; white-space: nowrap; }
.workspace-body .inline-state, .workspace-body .proxy-pool-note, .workspace-body .status { margin-top: 10px; color: var(--ws-muted); font-size: 11px; line-height: 1.5; }
.workspace-body .load-card-button { margin-top: 10px; }
.workspace-body .proxy-pool-section, .workspace-body .result-section { margin-top: 14px; }
.workspace-body .proxy-pool-card { padding: 0; border: 0; background: transparent; }
.workspace-body .action-row { display: grid; grid-template-columns: 140px auto auto 1fr; align-items: end; gap: 9px; margin: 14px 0; }
.workspace-body .concurrency-control span { display: block; margin-bottom: 6px; color: var(--ws-muted); font-size: 11px; }
.workspace-body .progress-wrap { margin: 14px 0; }
.workspace-body .progress-meta { display: flex; justify-content: space-between; color: var(--ws-muted); font-size: 11px; }
.workspace-body .progress-track { height: 6px; margin-top: 7px; border-radius: 999px; background: var(--ws-subtle-2); }
.workspace-body .progress-track i { display: block; height: 100%; border-radius: inherit; background: var(--ws-primary); box-shadow: none; }
.workspace-body .link-only-control { margin: 14px 0 0; border: 1px solid var(--ws-border); border-radius: 8px; color: var(--ws-ink); background: var(--ws-subtle); }
.workspace-body .link-only-control b { color: var(--ws-ink); }
.workspace-body .at-import-dialog { background: oklch(20% 0.02 270 / .68); }
.workspace-body .at-import-card { border: 0; border-radius: 10px; color: var(--ws-ink); background: var(--ws-surface); box-shadow: 0 8px 24px oklch(20% 0.02 270 / .22); }
.workspace-body .at-import-card textarea { color: var(--ws-ink); background: var(--ws-surface); border-color: var(--ws-border-strong); }
.workspace-body .at-import-title b { color: var(--ws-ink); }

.sidebar-backdrop { display: none; }
@media (max-width: 1100px) {
  .workspace-body .workspace-grid { grid-template-columns: 1fr; }
  .workspace-body .right-stack { position: static; }
  .workspace-body .short-status-panel { min-height: 420px; }
}
@media (max-width: 960px) {
  .app-frame { display: block; }
  .app-main { grid-column: auto; }
  .app-sidebar { transform: translateX(-100%); transition: transform 200ms ease-out; }
  .sidebar-open .app-sidebar { transform: translateX(0); }
  .sidebar-backdrop { position: fixed; inset: 0; z-index: 50; display: block; visibility: hidden; opacity: 0; background: oklch(20% 0.02 270 / .45); transition: opacity 200ms ease-out, visibility 200ms ease-out; }
  .sidebar-open .sidebar-backdrop { visibility: visible; opacity: 1; }
  .sidebar-toggle { display: grid !important; }
  .workspace-body .setup-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .app-topbar { min-height: 56px; padding: 0 14px; }
  .app-content { padding: 20px 14px 40px; }
  .page-intro { display: block; }
  .page-intro h1 { font-size: 23px; }
  .intro-actions { margin-top: 14px; }
  .topbar-pill, .app-topbar .service-dot { display: none; }
  .workspace-body .form-panel, .workspace-body .status-panel, .workspace-body .batch-card { padding: 15px; }
  .workspace-body .source-grid, .protocol-steps, .workspace-body .steps { grid-template-columns: 1fr 1fr; }
  .protocol-steps > div:nth-child(2) { border-right: 0; }
  .protocol-steps > div:nth-child(-n+2) { border-bottom: 1px solid var(--ws-border); }
  .workspace-body .steps span { justify-content: flex-start; }
  .workspace-body .card-fields-grid, .workspace-body .dual-proxy-grid { grid-template-columns: 1fr; }
  .workspace-body .action-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .breadcrumb span, .breadcrumb svg { display: none; }
  .workspace-body .source-grid, .protocol-steps, .workspace-body .steps, .workspace-body .action-row { grid-template-columns: 1fr; }
  .protocol-steps > div { border-right: 0; border-bottom: 1px solid var(--ws-border); }
  .protocol-steps > div:last-child { border-bottom: 0; }
  .workspace-body .source-grid > div { min-height: 56px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}