:root {
  color-scheme: light;
  --canvas: #f1f4f2;
  --panel: #ffffff;
  --panel-subtle: #f7f9f8;
  --ink: #19211e;
  --muted: #6f7a75;
  --line: #d7deda;
  --line-strong: #b8c3bd;
  --header: #17201d;
  --green: #197656;
  --green-deep: #105b42;
  --green-soft: #e3f1eb;
  --red: #a93f3f;
  --red-soft: #faeeee;
  --focus: rgba(25, 118, 86, .18);
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--canvas); }
body { margin: 0; min-width: 320px; background: var(--canvas); color: var(--ink); font: 14px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif; }
button, input, select { font: inherit; letter-spacing: 0; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .45; }
button:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: 28px; line-height: 1.2; letter-spacing: 0; }
h2 { margin-bottom: 3px; font-size: 17px; line-height: 1.3; letter-spacing: 0; }
.is-hidden { display: none !important; }

.auth-view { min-height: 100vh; display: grid; place-items: center; padding: 28px; background: var(--header); }
.auth-panel { width: min(100%, 400px); padding: 38px; border-top: 4px solid var(--green); background: var(--panel); }
.auth-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 34px; color: var(--muted); font-size: 11px; font-weight: 650; }
.auth-panel > p { margin: 8px 0 24px; color: var(--muted); }
.brand-symbol { width: 40px; height: 32px; display: grid; place-items: center; background: var(--green); color: #fff; font-size: 12px; font-weight: 800; }
.brand-symbol.small { width: 36px; height: 30px; }
.stack-form { display: grid; gap: 16px; }
label { display: grid; gap: 7px; color: var(--muted); font-size: 12px; font-weight: 650; }
input, select { width: 100%; min-height: 42px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 0; background: #fff; color: var(--ink); }
input:focus, select:focus { border-color: var(--green); outline: 3px solid var(--focus); }
.primary-button, .secondary-button, .danger-button, .topbar-button, .link-button, .page-button, .row-action { min-height: 36px; border-radius: 0; font-weight: 700; }
.primary-button { border: 1px solid var(--green); background: var(--green); color: #fff; padding: 0 18px; }
.primary-button:hover:not(:disabled) { border-color: var(--green-deep); background: var(--green-deep); }
.secondary-button { border: 1px solid var(--line-strong); background: var(--panel); color: var(--ink); padding: 0 12px; }
.secondary-button:hover:not(:disabled) { border-color: var(--green); color: var(--green-deep); }
.danger-button { border: 1px solid #ce7b7b; background: var(--panel); color: var(--red); padding: 0 12px; }
.danger-button:hover:not(:disabled) { background: var(--red-soft); }
.link-button { border: 0; background: transparent; color: var(--green-deep); padding: 0; }
.form-status { min-height: 21px; color: var(--muted); font-size: 12px; }
.form-status.is-error { color: var(--red); }

.app-shell { min-height: 100vh; }
.topbar { height: 58px; display: flex; align-items: center; justify-content: space-between; padding: 0 max(20px, calc((100vw - 1440px) / 2)); background: var(--header); color: #f5faf7; }
.topbar-brand, .account-area { display: flex; align-items: center; gap: 12px; }
.topbar-brand strong { display: block; font-size: 14px; }
.topbar-brand div span { display: block; color: #95a59e; font-size: 9px; }
.account-area { color: #b9c5c0; font-size: 12px; }
.topbar-button { min-height: 31px; border: 1px solid #4a5752; background: transparent; color: #e8efeb; padding: 0 11px; }

.workspace { width: min(1440px, 100%); margin: 0 auto; padding: 34px 28px 64px; }
.workspace-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 22px; }
.section-kicker, .dialog-kicker { margin-bottom: 7px; color: var(--green-deep); font-size: 10px; font-weight: 800; }
.service-state { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12px; }
.service-state span { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.workbench { display: grid; grid-template-columns: minmax(270px, 330px) minmax(0, 1fr); min-height: 590px; border: 1px solid var(--line-strong); background: var(--panel); }
.upload-panel { display: flex; flex-direction: column; gap: 17px; padding: 24px; border-right: 1px solid var(--line); background: var(--panel-subtle); }
.panel-heading { display: flex; justify-content: space-between; gap: 16px; }
.panel-heading p, .task-toolbar p { margin-bottom: 0; color: var(--muted); font-size: 11px; }
.drop-zone { min-height: 152px; place-items: center; align-content: center; border: 1px dashed #92a29a; background: var(--panel); color: var(--ink); text-align: center; cursor: pointer; }
.drop-zone:hover { border-color: var(--green); background: #fbfdfc; }
.drop-zone input { display: none; }
.drop-zone strong, .drop-zone small { display: block; }
.drop-zone small { margin-top: 3px; color: var(--muted); font-weight: 400; }
.upload-symbol { width: 34px; height: 34px; display: grid; place-items: center; margin-bottom: 8px; border: 1px solid var(--green); color: var(--green); font-size: 20px; }
.selected-files { display: grid; max-height: 128px; overflow: auto; border-top: 1px solid var(--line); }
.selected-file { display: flex; justify-content: space-between; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.selected-file span:first-child { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--ink); }
.field-label { margin-top: auto; }
.upload-status-row { min-height: 21px; }
.upload-progress { height: 4px; overflow: hidden; background: #dce3df; }
.upload-progress span { display: block; width: 0; height: 100%; background: var(--green); transition: width .2s ease; }
.upload-panel > .primary-button { width: 100%; min-height: 41px; }

.task-panel { min-width: 0; display: flex; flex-direction: column; padding: 24px 26px 18px; }
.task-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 42px; margin-bottom: 14px; }
.toolbar-actions, .bulk-toolbar > div, .pager-controls { display: flex; align-items: center; gap: 7px; }
.queue-tabs { display: flex; gap: 22px; min-height: 38px; border-bottom: 1px solid var(--line-strong); }
.queue-tab { min-height: 38px; margin-bottom: -1px; padding: 0 1px; border: 0; border-bottom: 3px solid transparent; background: transparent; color: var(--muted); font-weight: 700; }
.queue-tab.is-active { border-bottom-color: var(--green); color: var(--green-deep); }
.bulk-toolbar { min-height: 48px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 7px 10px 7px 13px; border: 1px solid #b7cbc1; background: var(--green-soft); font-size: 12px; }
.bulk-toolbar strong { font-variant-numeric: tabular-nums; }
.task-column-head, .task-row { display: grid; grid-template-columns: 26px minmax(150px, 1.35fr) minmax(105px, .8fr) minmax(130px, 1fr) 70px; gap: 12px; align-items: center; }
.task-column-head { min-height: 35px; border-bottom: 1px solid var(--line-strong); color: var(--muted); font-size: 10px; font-weight: 750; }
.task-column-head span:first-child { visibility: hidden; }
.task-list { min-height: 365px; }
.task-row { min-height: 73px; border-bottom: 1px solid var(--line); }
.task-select { width: 16px; min-height: 16px; height: 16px; margin: 0; padding: 0; accent-color: var(--green); }
.task-select-placeholder { width: 16px; height: 16px; }
.task-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 700; }
.task-name small { display: block; margin-top: 4px; overflow: hidden; color: var(--muted); font-size: 10px; font-weight: 400; text-overflow: ellipsis; }
.task-state { color: var(--green-deep); font-size: 11px; font-weight: 750; }
.task-state.failed { color: var(--red); }
.task-state.terminal { color: var(--muted); }
.progress-cell { display: grid; grid-template-columns: 1fr 38px; align-items: center; gap: 8px; }
.progress-track { height: 4px; overflow: hidden; background: #dfe5e2; }
.progress-track span { display: block; height: 100%; background: var(--green); }
.progress-number { color: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; text-align: right; }
.row-action { min-height: 30px; border: 0; background: transparent; color: var(--green-deep); padding: 0; text-align: left; }
.row-action:hover { text-decoration: underline; }
.empty-state { min-height: 300px; display: grid; place-items: center; color: var(--muted); }
.pager { display: flex; align-items: center; justify-content: space-between; min-height: 44px; margin-top: auto; color: var(--muted); font-size: 11px; }
.page-button { width: 34px; min-height: 31px; border: 1px solid var(--line-strong); background: var(--panel); color: var(--ink); font-size: 20px; line-height: 1; }
.page-button:hover:not(:disabled) { border-color: var(--green); color: var(--green-deep); }

.admin-panel { margin-top: 20px; padding: 20px 24px; border: 1px solid var(--line); background: var(--panel); }
.user-list { margin-top: 12px; }
.user-row { min-height: 44px; display: grid; grid-template-columns: 1fr 100px 100px; align-items: center; gap: 16px; border-top: 1px solid var(--line); }
.user-row small { display: block; color: var(--muted); }
.user-state { color: var(--green-deep); font-size: 12px; font-weight: 700; }

.confirm-dialog { width: min(420px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--line-strong); background: var(--panel); color: var(--ink); }
.confirm-dialog::backdrop { background: rgba(10, 15, 13, .55); }
.confirm-dialog form { padding: 25px; }
.confirm-dialog h2 { font-size: 20px; }
.confirm-dialog form > p:not(.dialog-kicker) { min-height: 44px; margin: 12px 0 22px; color: var(--muted); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; }

@media (max-width: 900px) {
  .workspace { padding: 26px 18px 48px; }
  .workbench { grid-template-columns: 260px minmax(0, 1fr); }
  .task-panel { padding-inline: 18px; }
  .task-column-head, .task-row { grid-template-columns: 24px minmax(120px, 1fr) 94px 76px; }
  .task-column-head span:nth-child(4), .progress-cell { display: none; }
}

@media (max-width: 680px) {
  .topbar { padding: 0 14px; }
  .topbar-brand div span, #account-name { display: none; }
  .workspace { padding: 20px 12px 36px; }
  .workspace-heading { align-items: start; }
  .workspace-heading h1 { font-size: 23px; }
  .service-state { margin-top: 6px; }
  .workbench { grid-template-columns: 1fr; }
  .upload-panel { border-right: 0; border-bottom: 1px solid var(--line); }
  .drop-zone { min-height: 116px; }
  .field-label { margin-top: 0; }
  .task-panel { min-height: 530px; padding: 20px 14px 14px; }
  .task-toolbar { align-items: start; }
  .toolbar-actions { flex-shrink: 0; }
  .bulk-toolbar { align-items: start; margin-top: 8px; }
  .bulk-toolbar > div { flex-wrap: wrap; justify-content: flex-end; }
  .task-column-head, .task-row { grid-template-columns: 22px minmax(96px, 1fr) 86px 48px; gap: 8px; }
  .task-column-head span:nth-child(4), .progress-cell { display: none; }
  .task-row { min-height: 70px; }
  .task-name { white-space: normal; overflow-wrap: anywhere; line-height: 1.3; }
  .task-name small { white-space: nowrap; }
  .row-action { font-size: 12px; }
  .admin-panel { padding-inline: 16px; }
  .user-row { grid-template-columns: 1fr 80px; }
  .user-row > :last-child { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}