:root {
  color-scheme: light;
  --canvas: #fff;
  --ink: #111;
  --muted: #686868;
  --line: #d9d9d9;
  --control-line: #767676;
  --soft: #f6f6f6;
  --sans: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; min-width: 0; }
[hidden] { display: none !important; }
html { background: var(--canvas); }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 14px/1.6 var(--sans); letter-spacing: 0; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:hover { text-decoration: underline; }
button, input, select { font: inherit; transition-property: background-color, border-color, color, transform; transition-duration: 160ms; }
button, select, input[type="radio"] { cursor: pointer; }
button, input, select { border-radius: 6px; }
button { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 42px; border: 1px solid var(--control-line); background: var(--canvas); color: var(--ink); padding: 7px 12px; }
button:hover:not(:disabled) { background: var(--soft); border-color: var(--ink); }
button:active:not(:disabled), .modes label:active { transform: scale(.98); }
button:disabled, input:disabled, select:disabled { cursor: default; border-color: var(--control-line); background: var(--soft); color: var(--muted); opacity: 1; }
input[type="search"], input[type="text"], input[type="password"], select { max-width: 100%; min-height: 42px; border: 1px solid var(--control-line); background: var(--canvas); color: var(--ink); padding: 7px 10px; }
input[type="search"] { width: 100%; font: 15px/1.4 var(--mono); cursor: text; }
input[type="text"] { cursor: text; }
input[type="password"] { cursor: text; font-family: var(--mono); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
input:focus-visible, select:focus-visible { outline-offset: 2px; }
h1, h2, p { margin: 0; overflow-wrap: anywhere; }
svg { flex: 0 0 auto; }

.shell { width: min(100%, 1120px); margin: 0 auto; padding: 0 28px; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 68px; border-bottom: 1px solid var(--ink); margin-bottom: 28px; }
.brand { font: 700 18px/1 var(--mono); text-decoration: none; }
.brand:hover { text-decoration: none; }
.header-status { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 6px 16px; color: var(--muted); font: 11px/1.4 var(--mono); text-align: right; }
.header-status > * + *::before { content: "/"; margin-right: 16px; color: var(--line); }
.logout-form { display: inline; margin: 0; }
.logout-button { min-height: 0; border: 0; border-radius: 0; background: transparent; color: inherit; padding: 0; font: inherit; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.logout-button:hover:not(:disabled) { border-color: transparent; background: transparent; color: var(--ink); }
.page-label, .muted { color: var(--muted); }
.primary { background: var(--ink); border-color: var(--ink); color: var(--canvas); font-weight: 600; }
.primary:hover:not(:disabled) { background: #333; border-color: #333; }

.search-form { border-bottom: 1px solid var(--line); padding-bottom: 14px; }
.search-form > label { display: block; margin-bottom: 5px; color: var(--muted); font: 11px/1.4 var(--mono); text-transform: uppercase; }
.search-line { display: grid; grid-template-columns: 20px minmax(0, 1fr) auto; align-items: center; gap: 8px; }
.search-line::before { content: ">"; color: var(--ink); font: 700 16px/1 var(--mono); text-align: center; }
.search-line .primary { min-width: 76px; font-family: var(--mono); }
.search-options { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: end; gap: 12px 18px; padding-top: 12px; }
.modes { display: flex; gap: 2px; padding: 0; margin: 0; border: 0; }
.modes label { position: relative; cursor: pointer; transition: transform 160ms; }
.modes input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.modes span { display: block; min-height: 36px; padding: 7px 12px; border: 1px solid var(--control-line); border-radius: 6px; color: var(--muted); font: 12px/20px var(--mono); white-space: nowrap; }
.modes input:checked + span { border-color: var(--ink); background: var(--ink); color: var(--canvas); }
.modes input:focus-visible + span { outline: 2px solid var(--ink); outline-offset: 2px; }
.filters { display: flex; justify-content: flex-end; align-items: end; gap: 10px; }
.filter { display: grid; gap: 3px; }
.filter > label { color: var(--muted); font: 10px/1.3 var(--mono); text-transform: uppercase; }
.filter select { width: 112px; min-height: 36px; padding: 5px 7px; font: 11px/1.4 var(--mono); }
.filter select:disabled { background: var(--soft); color: var(--muted); cursor: default; }
.icon-button { width: 38px; height: 38px; min-height: 38px; padding: 0; flex: 0 0 38px; }

.search-layout { display: grid; grid-template-columns: 176px minmax(0, 1fr); gap: 34px; align-items: start; }
.providers { position: sticky; top: 14px; border-bottom: 1px solid var(--line); padding: 18px 0; }
.providers h2 { margin-bottom: 10px; color: var(--muted); font: 10px/1.4 var(--mono); text-transform: uppercase; }
.providers ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 3px; }
.providers li { display: grid; gap: 1px; padding: 8px 7px; border: 1px solid transparent; border-radius: 6px; font: 11px/1.45 var(--mono); }
.providers li:hover { border-color: var(--line); background: var(--soft); }
.source-name { font-weight: 700; overflow-wrap: anywhere; }
.source-state, .source-completeness, .source-error, .source-warning { color: var(--muted); overflow-wrap: anywhere; }
.source-state::before { content: "○"; display: inline-block; width: 16px; color: var(--ink); }
[data-status="running"] .source-state::before { content: "◌"; animation: pulse 1.3s ease-in-out infinite; }
[data-status="ok"] .source-state::before { content: "✓"; }
[data-status="partial"] .source-state::before { content: "△"; }
[data-status="error"] .source-state::before { content: "×"; }
[data-status="disabled"] .source-state::before { content: "–"; }
.source-completeness, .source-error, .source-warning { padding-left: 16px; font-size: 10px; }
.result-column { min-width: 0; }
.result-toolbar { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 6px 16px; padding: 18px 0 8px; color: var(--muted); font: 11px/1.5 var(--mono); }
#search-status[data-active="true"]::before { content: "◌"; display: inline-block; margin-right: 6px; color: var(--ink); animation: pulse 1.3s ease-in-out infinite; }
.results { min-height: 40px; border-top: 1px solid var(--ink); }
.item { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 10px; padding: 19px 0; border-bottom: 1px solid var(--line); }
.item-number { padding-top: 3px; color: var(--muted); font: 11px/1.5 var(--mono); font-variant-numeric: tabular-nums; }
.item-content { min-width: 0; }
.item h2 { max-width: 100%; font: 500 17px/1.55 var(--sans); }
.item h2 a { display: inline; overflow-wrap: anywhere; word-break: break-word; }
.snippet { margin: 6px 0; color: #444; font-size: 13px; overflow-wrap: anywhere; white-space: pre-wrap; }
.meta { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 11px; margin-top: 7px; color: var(--muted); font: 10px/1.5 var(--mono); overflow-wrap: anywhere; }
.tag { border: 1px solid var(--line); border-radius: 4px; background: var(--soft); color: var(--ink); padding: 1px 5px; }
.validity-valid::before { content: "✓ "; }
.validity-pending::before { content: "○ "; }
.detail-link { margin-left: auto; color: var(--ink); white-space: nowrap; }
.result-url { display: block; margin-top: 6px; color: var(--muted); font: 10px/1.5 var(--mono); overflow-wrap: anywhere; }
.pager { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px 24px; margin: 28px 0; font: 11px/1.5 var(--mono); }
.pager a { display: inline-flex; align-items: center; min-height: 40px; }
.empty { color: var(--muted); padding: 48px 0; text-align: center; font-family: var(--mono); }
.error-notice { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; border: 1px dashed var(--ink); border-radius: 6px; padding: 9px 12px; margin: 12px 0; background: var(--soft); color: var(--ink); font-size: 12px; }
.text-button { min-height: 34px; padding: 4px 8px; border-color: var(--control-line); background: var(--canvas); color: var(--ink); white-space: nowrap; }
.notice { color: var(--muted); margin: 16px 0; font-size: 12px; }

.site-footer { border-top: 1px solid var(--line); padding: 18px 0 28px; margin-top: 42px; color: var(--muted); font: 10px/1.5 var(--mono); }
.site-footer a { color: inherit; }
.home { max-width: 820px; }
.home .site-header { margin-bottom: 70px; }
.home-heading { margin-bottom: 18px; font: 500 28px/1.3 var(--sans); }
.home .search-options { grid-template-columns: auto minmax(0, 1fr); }
.home .filter { justify-self: end; }
.login-shell { max-width: 560px; }
.login-shell .site-header { margin-bottom: 62px; }
.login-panel { width: min(100%, 400px); margin: 0 auto; }
.login-panel h1 { margin: 5px 0 22px; font: 500 28px/1.3 var(--sans); }
.login-form { display: grid; gap: 7px; }
.login-form label { margin-top: 8px; color: var(--muted); font: 11px/1.4 var(--mono); text-transform: uppercase; }
.login-form button { margin-top: 14px; }
.login-error { border: 1px solid var(--ink); border-radius: 6px; margin-bottom: 14px; padding: 9px 10px; font-size: 12px; }
.admin-shell { max-width: 980px; }
.admin-shell h1 { margin-bottom: 24px; font: 500 28px/1.3 var(--sans); }
.admin-message { border: 1px solid var(--line); margin-bottom: 14px; padding: 9px 10px; font-size: 12px; }
.admin-password { display: flex; align-items: end; justify-content: space-between; gap: 16px; border-top: 1px solid var(--ink); padding: 18px 0; }
.admin-password h2 { font: 600 14px/1.5 var(--sans); }
.admin-password form { display: flex; align-items: end; gap: 8px; }
.admin-password label { display: grid; gap: 4px; color: var(--muted); font: 10px/1.4 var(--mono); }
.account-create { border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); padding: 18px 0 20px; }
.account-create h2 { margin-bottom: 12px; font: 600 14px/1.5 var(--sans); }
.account-create form { display: grid; grid-template-columns: minmax(160px, 1fr) minmax(220px, 1fr) auto; gap: 12px; align-items: end; }
.account-create label, .account-actions label { display: grid; gap: 4px; color: var(--muted); font: 10px/1.4 var(--mono); }
.account-list { border-top: 1px solid var(--ink); margin-top: 30px; }
.account-row { padding: 18px 0; border-bottom: 1px solid var(--line); }
.account-summary { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.account-summary strong { font: 600 15px/1.5 var(--mono); overflow-wrap: anywhere; }
.account-summary p { color: var(--muted); font: 10px/1.5 var(--mono); }
.account-actions { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(220px, 1fr) auto auto auto; gap: 8px; align-items: end; margin-top: 12px; }
.account-actions form { display: flex; gap: 6px; align-items: end; }
.account-actions label { flex: 1; }
.account-actions input { width: 100%; min-height: 38px; }
.account-actions button { min-height: 38px; white-space: nowrap; }
.danger { border-color: var(--ink); }
.hot { border-top: 1px solid var(--line); margin-top: 28px; padding: 20px 0; }
.hot h2 { color: var(--muted); font: 10px/1.4 var(--mono); text-transform: uppercase; }
.hot ul { display: flex; flex-wrap: wrap; gap: 10px 22px; list-style: none; padding: 12px 0 0; margin: 0; }
.hot li { max-width: 100%; }
.hot a { font-size: 13px; }

.detail { max-width: 860px; }
.detail h1 { font: 500 26px/1.45 var(--sans); }
.detail > .meta { margin-top: 12px; }
.file-list { margin-top: 34px; }
.file-list h2 { border-bottom: 1px solid var(--ink); padding-bottom: 9px; margin-bottom: 7px; font: 600 14px/1.5 var(--sans); }
.file-list p { margin: 12px 0; line-height: 1.8; }
.file-list > .muted { padding: 10px 0; font-size: 13px; }
.file { display: grid; grid-template-columns: minmax(0, 1fr) minmax(54px, auto); gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 13px; overflow-wrap: anywhere; }
.file-size { color: var(--muted); text-align: right; font-family: var(--mono); }
.resource-actions { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--ink); }
.code-group { display: flex; align-items: center; gap: 10px; }
.code-group label { flex: 0 0 auto; font: 11px/1.4 var(--mono); }
.code-group input { width: 160px; font-family: var(--mono); }
.code-status-line { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 8px; margin: 8px 0 20px; font: 11px/1.5 var(--mono); }
.get-link { min-width: 180px; }
.action-status { color: var(--ink); margin-top: 8px; font-size: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@keyframes pulse { 50% { opacity: .35; } }

@media (max-width: 920px) {
  .filters { flex-wrap: wrap; }
  .filter select { width: 104px; }
}

@media (max-width: 760px) {
  .shell { padding: 0 18px; }
  .site-header { min-height: 62px; margin-bottom: 22px; }
  .header-status { gap: 4px 10px; }
  .header-status > * + *::before { margin-right: 10px; }
  .search-options { grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
  .modes { align-self: center; }
  .filters { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); justify-content: stretch; gap: 8px; }
  .filter select { width: 100%; }
  .search-layout { display: block; }
  .providers { position: static; padding: 14px 0 10px; }
  .providers h2 { margin-bottom: 7px; }
  .providers ul { display: flex; overflow-x: auto; gap: 6px; padding-bottom: 6px; scrollbar-width: thin; overscroll-behavior-inline: contain; }
  .providers li { flex: 0 0 168px; background: var(--soft); border-color: var(--line); }
  .result-toolbar { padding-top: 14px; }
  .home .site-header { margin-bottom: 48px; }
  .account-create form, .account-actions { grid-template-columns: 1fr; }
  .account-actions form { width: 100%; }
  .admin-password { display: block; }
  .admin-password form { margin-top: 12px; }
}

@media (max-width: 480px) {
  .shell { padding-left: 14px; padding-right: 14px; }
  .brand { font-size: 16px; }
  .header-status { max-width: 58%; font-size: 9px; }
  .search-line { grid-template-columns: 16px minmax(0, 1fr) auto; gap: 6px; }
  .search-line .primary { min-width: 62px; padding-left: 9px; padding-right: 9px; }
  .modes { width: 100%; }
  .modes label { flex: 1; }
  .modes span { padding-left: 7px; padding-right: 7px; text-align: center; }
  .filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .item { grid-template-columns: 28px minmax(0, 1fr); gap: 6px; }
  .item h2 { font-size: 16px; }
  .detail-link { margin-left: 0; }
  .home-heading { font-size: 24px; }
  .home .search-options { display: flex; align-items: stretch; flex-direction: column; }
  .home .filter { justify-self: auto; }
  .detail h1 { font-size: 22px; }
  .get-link { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: 0.01ms !important; }
}