:root {
  color-scheme: light;
  font-family: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: #172033;
  background: #f4f7fb;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
}

.login-page {
  display: grid;
  place-items: center;
}

.login-page main {
  width: min(420px, calc(100% - 32px));
  padding: 32px;
  border: 1px solid #e4e9f2;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 14px 40px rgb(15 23 42 / 8%);
}

.login-page h1 { margin: 0 0 8px; font-size: 28px; }
.login-page .intro { margin: 0 0 28px; color: #667085; }
.login-page label { display: block; margin: 16px 0 6px; font-weight: 600; }

.login-page input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid #cfd6e4;
  border-radius: 9px;
  font: inherit;
}

.login-page button {
  width: 100%;
  margin-top: 24px;
  padding: 11px 16px;
  border: 0;
  border-radius: 9px;
  color: #fff;
  background: #315efb;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}

.login-page .error {
  margin: 0 0 16px;
  padding: 10px 12px;
  border-radius: 9px;
  color: #b42318;
  background: #fef3f2;
}

.home-page main {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  padding: 64px 0;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
}

.user-panel {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid #e4e9f2;
  border-radius: 12px;
  background: #fff;
}

.user-name { font-weight: 600; }

.role {
  color: #667085;
  font-size: 13px;
}

.logout-button {
  border: 0;
  color: #344054;
  background: transparent;
  cursor: pointer;
  font: inherit;
}

.home-page h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 5vw, 40px);
}

.home-page .intro {
  margin: 0 0 32px;
  color: #667085;
}

.tools {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.card {
  padding: 24px;
  border: 1px solid #e4e9f2;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgb(15 23 42 / 6%);
}

.card h2 {
  margin: 0 0 16px;
  font-size: 20px;
}

.card p { min-height: 48px; color: #667085; }

.card-link,
.primary-button {
  display: inline-block;
  padding: 10px 16px;
  border: 0;
  border-radius: 9px;
  color: #fff;
  background: #315efb;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
}

.status {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  color: #475467;
  background: #f2f4f7;
  font-size: 14px;
}

.site-footer {
  width: min(960px, calc(100% - 48px));
  margin-top: 36px;
  margin-right: auto;
  margin-bottom: 24px;
  margin-left: auto;
  color: #98a2b3;
  font-size: 13px;
  text-align: center;
}

.site-footer span,
.site-footer a { margin: 0 6px; }
.site-footer a { color: inherit; }

.tool-page main {
  width: min(840px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 64px;
}

.breadcrumb {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
  color: #667085;
  font-size: 14px;
}

.breadcrumb a,
.secondary-link { color: #315efb; }

.page-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.page-heading h1,
.progress-panel h1 { margin: 0 0 8px; }

.page-heading .intro { margin: 0; color: #667085; }

.panel {
  margin-bottom: 24px;
  padding: 24px;
  border: 1px solid #e4e9f2;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgb(15 23 42 / 6%);
}

.panel h2 { margin: 0 0 16px; font-size: 20px; }
.panel > form > label,
.panel legend { font-weight: 600; }

.panel input[type="file"] {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 12px;
  border: 1px dashed #aeb8ca;
  border-radius: 9px;
  background: #f8fafc;
}

.panel fieldset {
  margin: 20px 0;
  padding: 14px 16px;
  border: 1px solid #e4e9f2;
  border-radius: 10px;
}

.radio-row { display: flex; gap: 8px; margin: 10px 0; font-weight: 400; }
.help { color: #667085; font-size: 14px; }
.secondary-link { display: inline-block; margin: 12px 0 0 14px; }

.error-banner,
.warning-banner {
  padding: 12px 14px;
  border-radius: 9px;
  color: #b42318;
  background: #fef3f2;
}

.warning-banner { color: #93370d; background: #fffaeb; }

.summary-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin: 0 0 24px;
}

.summary-list div { padding: 14px; border-radius: 9px; background: #f8fafc; }
.summary-list dt { color: #667085; font-size: 13px; }
.summary-list dd { margin: 5px 0 0; font-weight: 600; }
.file-list li { margin: 8px 0; }
.file-list span { color: #98a2b3; font-size: 13px; }
.task-list,
.download-list { margin: 0; padding: 0; list-style: none; }
.task-list li + li { border-top: 1px solid #eef2f6; }
.task-list a { display: flex; justify-content: space-between; padding: 12px 0; color: inherit; text-decoration: none; }
.status-pill { padding: 3px 8px; border-radius: 999px; background: #f2f4f7; font-size: 13px; }
.status-succeeded { color: #067647; background: #ecfdf3; }
.status-failed,
.status-interrupted { color: #b42318; background: #fef3f2; }
.download-list li { margin: 12px 0; }
.progress-panel { padding: 48px 24px; text-align: center; }
.spinner {
  width: 38px;
  height: 38px;
  margin: 0 auto 18px;
  border: 4px solid #d9e1f2;
  border-top-color: #315efb;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 600px) {
  .topbar,
  .page-heading { flex-direction: column; }
  .tool-page main { padding-top: 24px; }
  .panel { padding: 18px; }
  .secondary-link { display: block; margin-left: 0; }
}