:root {
  --cw-bg: #f5f6f8;
  --cw-window: #ffffff;
  --cw-panel: #fbfbfc;
  --cw-panel-elevated: #ffffff;
  --cw-sidebar: #f2f3f5;
  --cw-workspace: #ffffff;
  --cw-composer: #f7f8fa;
  --cw-text: #17181a;
  --cw-text-muted: #666b74;
  --cw-text-subtle: #8a9099;
  --cw-border: rgba(17, 24, 39, 0.10);
  --cw-border-strong: rgba(17, 24, 39, 0.16);
  --cw-accent: #2563eb;
  --cw-accent-soft: rgba(37, 99, 235, 0.10);
  --cw-success: #168a4a;
  --cw-warning: #b7791f;
  --cw-danger: #c2413a;
  --cw-shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.08);
  --cw-shadow-panel: 0 2px 10px rgba(15, 23, 42, 0.06);
  --bg: var(--cw-bg);
  --panel: #ffffff;
  --text: #1f2937;
  --muted: #667085;
  --line: #d9e2ec;
  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --soft-blue: #e8f3ff;
  --success: #0f766e;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 14px;
}

a {
  color: var(--primary);
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 11px;
  background: var(--panel);
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--cw-accent-soft);
  border-color: var(--primary);
}

textarea {
  min-height: 360px;
  resize: vertical;
  font-family: Consolas, "Microsoft YaHei", monospace;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-weight: 700;
  background: var(--cw-composer);
  font-size: 12px;
  text-transform: uppercase;
}

.desktop-root {
  --cw-bg: #f5f6f8;
  --cw-window: #ffffff;
  --cw-panel: #fbfbfc;
  --cw-panel-elevated: #ffffff;
  --cw-sidebar: #f2f3f5;
  --cw-workspace: #ffffff;
  --cw-composer: #f7f8fa;
  --cw-text: #17181a;
  --cw-text-muted: #666b74;
  --cw-text-subtle: #8a9099;
  --cw-border: rgba(17, 24, 39, 0.10);
  --cw-border-strong: rgba(17, 24, 39, 0.16);
  --cw-accent: #2563eb;
  --cw-accent-soft: rgba(37, 99, 235, 0.10);
  --cw-success: #168a4a;
  --cw-warning: #b7791f;
  --cw-danger: #c2413a;
  --cw-shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.08);
  --cw-shadow-panel: 0 2px 10px rgba(15, 23, 42, 0.06);
  --bg: var(--cw-bg);
  --panel: var(--cw-panel);
  --text: var(--cw-text);
  --muted: var(--cw-text-muted);
  --line: var(--cw-border);
  --primary: var(--cw-accent);
  --primary-dark: #1d4ed8;
  --soft-blue: rgba(110, 168, 255, 0.16);
  --success: var(--cw-success);
  --danger: var(--cw-danger);
  min-height: 100vh;
  padding: 18px;
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.08), transparent 32%),
    linear-gradient(180deg, #ffffff 0%, #eef2f7 100%),
    var(--cw-bg);
  color: var(--text);
}

.desktop-window {
  min-height: calc(100vh - 36px);
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  overflow: hidden;
  background: var(--cw-window);
  border: 1px solid var(--cw-border);
  border-radius: 18px;
  box-shadow: var(--cw-shadow-soft);
}

.workspace-sidebar {
  min-height: 100%;
  background: var(--cw-sidebar);
  color: var(--cw-text);
  border-right: 1px solid var(--cw-border);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.window-controls {
  display: flex;
  gap: 8px;
  padding: 3px 3px 8px;
}

.window-controls span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cw-border-strong);
}

.window-controls span:nth-child(1) {
  background: #ff5f56;
}

.window-controls span:nth-child(2) {
  background: #ffbd2e;
}

.window-controls span:nth-child(3) {
  background: #27c93f;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 8px 8px 12px;
  border-bottom: 1px solid var(--cw-border);
}

.brand small {
  display: block;
  color: var(--cw-text-subtle);
  margin-top: 4px;
  font-size: 12px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--cw-accent-soft);
  border: 1px solid var(--cw-border-strong);
  color: var(--cw-accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 800;
}

.workspace-nav {
  display: grid;
  gap: 4px;
  padding: 4px 0;
}

.workspace-nav a,
.ghost-button {
  color: var(--cw-text-muted);
  border: 0;
  background: transparent;
  border-radius: 9px;
  padding: 10px 11px;
  text-align: left;
  cursor: pointer;
  font-size: 13px;
}

.workspace-nav a {
  display: flex;
  align-items: center;
  border: 1px solid transparent;
}

.workspace-nav a::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--cw-text-subtle);
  opacity: 0.58;
}

.workspace-nav a.active,
.workspace-nav a:hover,
.ghost-button:hover {
  background: var(--cw-accent-soft);
  color: var(--cw-text);
}

.workspace-nav a.active {
  border-color: var(--cw-border-strong);
}

.workspace-nav a.active::before {
  background: var(--cw-accent);
  opacity: 1;
}

.sidebar-meta {
  margin-top: auto;
  display: grid;
  gap: 4px;
  padding: 12px;
  color: var(--cw-text-subtle);
  border: 1px solid var(--cw-border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.64);
  font-size: 12px;
}

.sidebar-meta strong {
  color: var(--cw-text-muted);
  font-weight: 600;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.sidebar-logout {
  margin: 0;
}

.ghost-button {
  width: 100%;
  border: 1px solid var(--cw-border);
}

.workspace-frame {
  min-width: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  background: var(--cw-workspace);
}

.workspace-titlebar {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--cw-border);
  background: rgba(255, 255, 255, 0.72);
}

.workspace-titlebar strong {
  display: block;
  margin-top: 3px;
  color: var(--cw-text);
  font-size: 15px;
}

.workspace-kicker {
  color: var(--cw-text-subtle);
  font-size: 11px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  text-transform: uppercase;
}

.workspace-status {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.workspace-status span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border: 1px solid var(--cw-border);
  border-radius: 999px;
  color: var(--cw-text-muted);
  background: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.workspace-main {
  min-width: 0;
  min-height: 0;
  padding: 18px;
  overflow: auto;
}

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

.page-header,
.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-header h1,
.panel h2 {
  margin: 0 0 4px;
  font-size: 18px;
  letter-spacing: 0;
}

.page-header p,
.panel-header span,
.muted {
  color: var(--muted);
}

.header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.primary-button,
.secondary-button,
.danger-button,
.actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 9px 14px;
  cursor: pointer;
  white-space: nowrap;
  font-size: 13px;
}

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

.desktop-root .primary-button {
  color: #fff;
}

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

.secondary-button {
  background: var(--panel);
  color: var(--primary);
  border-color: var(--line);
}

.danger-button {
  background: var(--panel);
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 45%, transparent);
}

.panel,
.metric-grid article,
.login-panel,
.message-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  overflow-x: auto;
  box-shadow: var(--cw-shadow-panel);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.metric-grid span {
  color: var(--muted);
}

.metric-grid strong {
  display: block;
  font-size: 28px;
  margin-top: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 14px;
}

.form-grid,
.search-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.search-grid {
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  align-items: end;
  margin-bottom: 14px;
}

.full-span {
  grid-column: 1 / -1;
}

.checkbox-line {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox-line input {
  width: auto;
}

.settings-box {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}

.settings-box legend {
  padding: 0 8px;
  color: #344054;
  font-weight: 700;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
}

.helper-panel {
  background: var(--cw-composer);
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 12px;
}

.upload-panel {
  display: grid;
  gap: 18px;
  align-content: start;
}

.drop-zone {
  display: grid;
  gap: 6px;
  place-items: center;
  min-height: 150px;
  padding: 18px;
  border: 1px dashed var(--cw-border-strong);
  border-radius: 14px;
  background: var(--cw-composer);
  color: var(--text);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.drop-zone span {
  color: var(--muted);
  font-size: 13px;
}

.drop-zone.drag-over {
  border-color: var(--primary);
  background: var(--cw-accent-soft);
  box-shadow: 0 0 0 3px var(--cw-accent-soft);
}

.selected-file-name {
  margin: -8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.alert {
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 18px;
}

.alert.error {
  background: #fff1f0;
  color: var(--danger);
  border: 1px solid #ffccc7;
}

.status {
  display: inline-flex;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 13px;
  font-weight: 700;
}

.status.active {
  background: color-mix(in srgb, var(--success) 18%, transparent);
  color: var(--success);
}

.status.void {
  background: color-mix(in srgb, var(--danger) 18%, transparent);
  color: var(--danger);
}

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

.actions form {
  display: inline;
}

.actions button {
  color: var(--danger);
  background: var(--panel);
  border-color: var(--line);
}

.selection-toolbar {
  display: flex;
  align-items: end;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px;
  margin-bottom: 14px;
  background: var(--cw-composer);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.download-mode {
  display: grid;
  gap: 6px;
  min-width: 180px;
}

.download-path-form {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) auto;
  align-items: end;
  gap: 12px;
}

.selection-cell {
  width: 72px;
  text-align: center;
}

.selection-cell input {
  width: auto;
}

.qr-thumb {
  width: 68px;
  height: 68px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.login-page,
.message-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-panel {
  width: min(420px, 100%);
  display: grid;
  gap: 16px;
}

.login-panel h1,
.login-panel p {
  margin: 0;
}

.certificate-page {
  min-height: 100vh;
  padding: 32px;
}

.public-query-page {
  width: min(100%, 414px);
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  background: #fff;
  color: #222;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.04);
}

.public-query-topbar {
  height: 57px;
  display: grid;
  place-items: center;
  background: #3d95d5;
  color: #fff;
}

.preview-open {
  overflow: hidden;
}

.desktop-preview-modal[hidden] {
  display: none;
}

.desktop-preview-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 34px;
}

.preview-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(244, 247, 251, 0.68);
  backdrop-filter: blur(18px) saturate(1.18);
  -webkit-backdrop-filter: blur(18px) saturate(1.18);
  cursor: pointer;
}

.preview-dialog {
  position: relative;
  z-index: 1;
  width: min(1040px, calc(100vw - 68px));
  height: min(88vh, 920px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(17, 24, 39, 0.14);
  border-radius: 18px;
  box-shadow: 0 28px 80px rgba(15, 23, 42, 0.22);
}

.preview-dialog-header {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 12px 10px 18px;
  border-bottom: 1px solid var(--cw-border);
  background: rgba(255, 255, 255, 0.9);
}

.preview-dialog-header strong {
  color: var(--cw-text);
  font-size: 14px;
}

.preview-close {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--cw-border);
  border-radius: 9px;
  background: var(--cw-composer);
  color: var(--cw-text-muted);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

.preview-close:hover,
.preview-close:focus-visible {
  color: var(--cw-text);
  border-color: var(--cw-border-strong);
  outline: 2px solid var(--cw-accent-soft);
}

.preview-dialog iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: #f5f6f8;
}

.download-toast {
  position: fixed;
  right: 32px;
  bottom: 28px;
  z-index: 1100;
  max-width: min(460px, calc(100vw - 48px));
  padding: 12px 14px;
  border: 1px solid rgba(17, 24, 39, 0.12);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--cw-text);
  box-shadow: 0 18px 46px rgba(15, 23, 42, 0.18);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-size: 13px;
  line-height: 1.55;
  transform: translateY(10px);
  opacity: 0;
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.download-toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.download-toast[data-state="error"] {
  border-color: color-mix(in srgb, var(--danger) 35%, transparent);
  color: var(--danger);
}

[data-save-download].is-busy,
[data-local-download].is-busy,
[data-download-form] button.is-busy,
[data-local-download-path-form] button.is-busy {
  pointer-events: none;
  opacity: 0.64;
}

.preview-floating-actions {
  position: sticky;
  top: 0;
  z-index: 30;
  width: min(100%, 414px);
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px;
  border: 1px solid var(--cw-border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--cw-shadow-panel);
}

.preview-floating-actions .secondary-button {
  min-height: 34px;
  padding: 7px 12px;
}

.preview-floating-actions div {
  display: grid;
  gap: 2px;
  text-align: right;
}

.preview-floating-actions strong {
  font-size: 13px;
}

.preview-floating-actions span {
  color: var(--muted);
  font-size: 12px;
}

.public-query-topbar h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0;
}

.public-query-form {
  display: grid;
  gap: 14px;
  padding: 16px 18px 18px;
  background: #fff;
  border-bottom: 1px solid #e5e5e5;
}

.public-query-form p {
  margin: 0 0 4px;
  text-align: center;
  font-size: 17px;
  color: #333;
}

.public-query-form input {
  height: 50px;
  border: 1px solid #e6e6e6;
  border-radius: 2px;
  padding: 0 10px;
  font-size: 14px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
}

.public-query-form button {
  height: 40px;
  border: 1px solid #3388cc;
  border-radius: 2px;
  background: #3388cc;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
}

.public-query-message {
  margin: 16px 14px 0;
  padding: 12px;
  border: 1px solid #f4c7c3;
  background: #fff3f1;
  color: #b42318;
  text-align: center;
  font-size: 14px;
}

.public-certificate-table {
  margin: 18px 10px 10px;
  border-top: 1px solid #dcdcdc;
}

.public-certificate-row {
  display: grid;
  grid-template-columns: 98px minmax(0, 1fr);
  min-height: 49px;
  border-bottom: 1px solid #dcdcdc;
}

.public-certificate-row span {
  display: flex;
  align-items: center;
  padding: 0 6px;
  background: #9fd4f5;
  color: #25313a;
  font-size: 16px;
  white-space: nowrap;
}

.public-certificate-row strong {
  display: flex;
  align-items: center;
  padding: 0 10px;
  background: #fff;
  color: #222;
  font-size: 14px;
  font-weight: 400;
  word-break: break-word;
}

.public-query-footer {
  margin-top: 0;
  padding: 10px 10px 36px;
  min-height: 148px;
  background: #e9e9e9;
  text-align: center;
  color: #111;
  font-size: 13px;
}

.public-query-footer p {
  margin: 0;
  line-height: 3.1;
}

.certificate-public-card {
  width: min(980px, 100%);
  margin: 0 auto;
  background: #fff;
  border: 1px solid #c6d8ea;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 16px 45px rgba(16, 32, 51, 0.12);
}

.certificate-public-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: #17324d;
  color: #fff;
}

.certificate-public-header h1 {
  margin: 4px 0 0;
}

.eyebrow {
  margin: 0;
  color: #b8d7f3;
}

.certificate-public-grid {
  display: grid;
  gap: 1px;
  background: #c6d8ea;
}

.field-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  min-height: 48px;
}

.field-row span {
  background: var(--soft-blue);
  padding: 14px 18px;
  color: #24415c;
  font-weight: 700;
}

.field-row strong {
  background: #fff;
  padding: 14px 18px;
  font-weight: 600;
}

@media (max-width: 920px) {
  .desktop-root {
    padding: 0;
  }

  .desktop-window {
    min-height: 100vh;
    grid-template-columns: 1fr;
    border: 0;
    border-radius: 0;
  }

  .workspace-sidebar {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--cw-border);
  }

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

  .workspace-titlebar {
    align-items: flex-start;
    flex-direction: column;
  }

  .workspace-main {
    padding: 14px;
  }

  .metric-grid,
  .content-grid,
  .form-grid,
  .search-grid,
  .download-path-form {
    grid-template-columns: 1fr;
  }

  .page-header,
  .panel-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .field-row {
    grid-template-columns: 1fr;
  }

  .desktop-preview-modal {
    padding: 16px;
  }

  .preview-dialog {
    width: calc(100vw - 32px);
    height: calc(100vh - 32px);
    border-radius: 14px;
  }

  .download-toast {
    right: 16px;
    bottom: 16px;
  }
}