@font-face { font-family: Figtree; src: url('/static/brand/figtree.ttf') format('truetype'); font-weight: 300 900; font-style: normal; font-display: swap; }
:root {
  color-scheme: light;
  --bg: rgb(var(--color-surface-default)); --card: rgb(var(--color-surface-default));
  --text: rgb(var(--color-text-primary)); --muted: rgb(var(--color-text-secondary));
  --line: rgb(var(--color-border-subtle)); --accent: rgb(var(--color-action-primary));
  --accent-weak: rgb(var(--color-selected-bg)); --danger: rgb(var(--color-feedback-error-fg));
  --ok: rgb(var(--color-feedback-success-fg)); --warn: rgb(var(--color-feedback-warning-fg));
}
* { box-sizing: border-box; }
html { scrollbar-color: rgb(var(--color-border-default)) var(--bg); }
html, body { margin: 0; background: var(--bg); color: var(--text); font: var(--text-body-sm); }
body { min-height: 100dvh; }
button, input, select { font: inherit; }
a { color: rgb(var(--color-text-link)); text-underline-offset: 4px; }
a:hover { color: rgb(var(--color-text-link-hover)); }
header { display: flex; align-items: center; gap: var(--space-8); min-height: 80px; padding: 0 var(--space-8); border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; flex-shrink: 0; gap: var(--space-3); color: var(--text); text-decoration: none; }
.brand img { width: 126px; height: 68px; object-fit: contain; }
.brand span { font-size: 18px; font-weight: 500; padding-left: var(--space-4); border-left: 1px solid var(--line); }
header .who { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: var(--space-4); margin-left: auto; font: var(--text-body-sm); }
#who { color: var(--muted); overflow-wrap: anywhere; }
header h1 { font: var(--text-heading-sm); margin: 0; }
.language-toggle { display: flex; align-items: center; gap: var(--space-1); margin-left: auto; flex-shrink: 0; }
.who + .language-toggle { margin-left: 0; }
.language-toggle button { border-color: transparent; color: var(--muted); padding: var(--space-2); min-height: 36px; font-size: 13px; }
.language-toggle button[aria-pressed="true"] { color: var(--text); background: rgb(var(--color-selected-bg)); font-weight: 700; }
main { max-width: 1280px; margin: var(--space-12) auto; padding: 0 var(--space-8); }
h1, h2, p { overflow-wrap: break-word; }
.page-title { font: var(--text-display-md); letter-spacing: -.02em; margin: 0 0 var(--space-10); }
.card { margin-bottom: var(--space-10); }
.card h2, .section-heading h2 { font: var(--text-heading-sm); margin: 0; }
.card > p { max-width: 75ch; }
.hidden { display: none !important; }
button { min-height: 40px; padding: var(--space-2) var(--space-3); border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--card); color: var(--text); cursor: pointer; font-weight: 500; white-space: nowrap; }
button:hover { background: rgb(var(--color-surface-subtle)); border-color: rgb(var(--color-border-strong)); }
button:active { transform: translateY(1px); }
button.primary { background: var(--accent); border-color: var(--accent); color: rgb(var(--color-text-on-brand)); }
button.primary:hover { background: rgb(var(--color-action-primary-hover)); }
button.danger { color: var(--danger); }
button:disabled { cursor: not-allowed; color: var(--muted); background: rgb(var(--color-action-primary-disabled-bg)); border-color: transparent; }
button.text-button, header #logout { background: transparent; border-color: transparent; }
button.text-button:hover, header #logout:hover { color: rgb(var(--color-text-link)); text-decoration: underline; text-underline-offset: 4px; }
input, select { min-height: 44px; min-width: 0; padding: var(--space-2) var(--space-3); border: 1px solid rgb(var(--color-border-strong)); border-radius: var(--radius-sm); background: var(--card); color: var(--text); }
input::placeholder { color: var(--muted); }
input { caret-color: rgb(var(--color-text-link)); }
input[type="checkbox"] { min-height: auto; accent-color: var(--accent); }
:is(button, a, input, select, summary, [role="button"]):focus-visible { outline: 2px solid rgb(var(--color-focus-ring)); outline-offset: 3px; }
::selection { background: rgb(var(--color-accent) / .25); color: var(--text); }
.muted, .hint { color: var(--muted); }
.hint { font: var(--text-body-sm); margin-top: var(--space-3); }
.stack { display: flex; flex-direction: column; gap: var(--space-2); }
.stack > label:not(:first-child) { margin-top: var(--space-4); }
.stack > button.primary { margin-top: var(--space-4); }
.stack > .hint { margin: 0; }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); }
.progress { font: var(--text-body-sm); margin-top: var(--space-3); }
.progress:empty, #message:empty, #page-message:empty { display: none; }
#message:not(:empty), #page-message:not(:empty) { background: rgb(var(--color-surface-subtle)); padding: var(--space-4); border-radius: var(--radius-sm); overflow-wrap: anywhere; }
.auth-page header { border-bottom: none; }
.auth-main { width: 100%; max-width: 444px; margin: var(--space-20) auto var(--space-12); }
.auth-panel > h2 { font: var(--text-display-md); letter-spacing: -.02em; margin: 0 0 var(--space-3); }
.auth-panel > #intro { font: var(--text-body-md); margin: 0 0 var(--space-8); }
.auth-panel input { min-height: 48px; }
.auth-panel button.primary { min-height: 48px; }
.auth-panel .text-button { align-self: center; margin-top: var(--space-2); }
.portal-main { max-width: 1600px; margin-top: var(--space-10); }
.portal-layout { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: var(--space-12); align-items: start; }
.project-nav { padding-right: var(--space-6); border-right: 1px solid var(--line); min-height: 520px; }
.section-heading, .project-header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.project-nav .section-heading { flex-direction: column; align-items: stretch; margin-bottom: var(--space-4); }
.project-nav .section-heading h2 { margin-bottom: var(--space-2); }
.project-nav .stack { margin-bottom: var(--space-6); }
.project-nav .button-row button { flex: 1; }
.project-link { display: block; padding: var(--space-3); margin: var(--space-1) 0; color: var(--muted); text-decoration: none; border-radius: var(--radius-sm); overflow-wrap: anywhere; }
.project-link:hover { background: rgb(var(--color-surface-subtle)); }
.project-link[aria-current] { background: var(--accent-weak); color: var(--text); font-weight: 700; }
.project-header { margin-bottom: var(--space-8); }
.project-header h2 { font: var(--text-display-md); letter-spacing: -.02em; margin: 0; overflow-wrap: anywhere; }
#project-admin { flex-shrink: 0; gap: var(--space-4); }
#project-admin button { border-color: transparent; color: var(--muted); }
.documents > .section-heading { margin-bottom: var(--space-4); }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); margin: var(--space-4) 0 var(--space-6); color: var(--muted); overflow-wrap: anywhere; }
.breadcrumbs a[aria-current] { color: var(--text); text-decoration: none; }
.inline-form { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-3); padding: var(--space-4) 0 var(--space-6); }
.inline-form input { flex: 1 1 160px; }
.upload-controls { margin-bottom: var(--space-6); }
#upload-target { font-size: 12px; overflow-wrap: anywhere; margin-left: auto; }
.drop { border: 1px dashed var(--line); border-radius: var(--radius-sm); padding: var(--space-4); margin-top: var(--space-4); color: var(--muted); text-align: center; cursor: pointer; }
.drop.over { border-color: rgb(var(--color-text-link)); background: var(--accent-weak); color: var(--text); }
.upload-errors { color: var(--danger); max-height: 200px; overflow: auto; padding-left: var(--space-5); }
.upload-errors:empty { display: none; }
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: var(--space-4) var(--space-3); border-bottom: 1px solid rgb(var(--color-border-subtle) / .6); vertical-align: middle; }
th { font: var(--text-label); color: var(--muted); background: rgb(var(--color-surface-subtle)); white-space: nowrap; }
td { font: var(--text-body-sm); }
td.actions { white-space: nowrap; text-align: right; }
td.actions button { border-color: transparent; background: transparent; min-height: 36px; padding: var(--space-2); font-size: 13px; }
td.actions button.primary { color: rgb(var(--color-text-link)); }
td.actions button:hover { background: var(--accent-weak); }
.documents td:first-child { min-width: 180px; overflow-wrap: anywhere; }
.folder-link { display: inline-flex; align-items: center; color: var(--text); font-weight: 600; text-decoration: none; }
.folder-link:hover { text-decoration: underline; }
.badge { display: inline-block; font: var(--text-caption); white-space: nowrap; color: var(--muted); }
.badge.ready { color: var(--ok); }
.badge.error, .badge.blocked { color: var(--danger); }
.badge.scanning, .badge.pending, .badge.processing { color: var(--warn); }
.empty { color: var(--muted); padding: var(--space-10) 0; max-width: 60ch; }
#access-panel { padding: var(--space-6); background: rgb(var(--color-surface-subtle)); border-radius: var(--radius-md); }
.member-list { max-height: 320px; overflow-y: auto; margin: var(--space-6) 0; }
.member-option { display: flex; align-items: start; gap: var(--space-3); padding: var(--space-3) 0; cursor: pointer; }
.member-option input { margin-top: var(--space-1); }
.member-option small { display: block; color: var(--muted); overflow-wrap: anywhere; }
.forensic-panel { border-top: 1px solid var(--line); padding-top: var(--space-6); margin: var(--space-12) 0 0 248px; }
.forensic-panel summary { cursor: pointer; color: var(--muted); width: fit-content; }
.forensic-panel[open] summary { margin-bottom: var(--space-5); }
.users-page .card + .card { padding-top: var(--space-8); border-top: 1px solid var(--line); }
.users-page .card h2 { margin-bottom: var(--space-4); }
.invite-form { display: grid; grid-template-columns: 1fr 1.3fr 1.2fr 1.2fr auto; gap: var(--space-4); align-items: end; margin-top: var(--space-6); }
.invite-form label { display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; }
.invite-form button { min-height: 44px; }
/* Focused viewer: unchanged document pixels and protection behavior. */
body.viewer { background: rgb(var(--color-surface-sunken)); user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; }
body.viewer header { background: var(--bg); }
body.viewer header h1 { max-width: 45%; }
.toolbar { display: flex; align-items: center; gap: var(--space-2); margin-left: auto; }
.toolbar span { min-width: 72px; text-align: center; }
.toolbar button { min-width: 40px; }
#pages { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); padding: var(--space-6) var(--space-3) var(--space-16); }
.page { background: var(--card); box-shadow: var(--elevation-1); max-width: 100%; }
.page canvas { display: block; width: 100%; height: auto; pointer-events: none; }
.page.loading { min-height: 400px; width: min(900px, 100%); display: grid; place-items: center; color: var(--muted); }
#shield { position: fixed; inset: 0; background: var(--bg); color: var(--text); display: grid; place-items: center; font: var(--text-body-md); z-index: 50; text-align: center; padding: var(--space-5); }
html[lang="zh-CN"] { --font-sans: Figtree, "Microsoft YaHei", "PingFang SC", system-ui, sans-serif; }
@media (max-width: 1279px) {
  header { gap: var(--space-4); padding-inline: var(--space-6); }
  header .who { gap: var(--space-2); }
  header #who { max-width: 230px; }
  .portal-layout { grid-template-columns: 170px minmax(0, 1fr); gap: var(--space-8); }
  .project-header { align-items: start; flex-direction: column; }
  .invite-form { grid-template-columns: 1fr 1fr; }
  .invite-form button { justify-self: start; }
}
@media (max-width: 767px) {
  header { padding: 0 var(--space-4) var(--space-3); gap: var(--space-2); flex-wrap: wrap; }
  .brand { gap: 0; }
  .brand img { width: 104px; height: 60px; }
  .brand span { font-size: 16px; padding-left: var(--space-3); }
  header .who { order: 3; width: 100%; justify-content: flex-start; gap: var(--space-3); }
  header #who { max-width: none; flex: 1 1 100%; }
  .who + .language-toggle, .language-toggle { margin-left: auto; }
  .language-toggle { gap: 0; }
  .language-toggle button { padding: var(--space-2) var(--space-1); min-height: 44px; font-size: 12px; }
  main { margin: var(--space-8) auto; padding: 0 var(--space-4); }
  .auth-main { margin-top: var(--space-12); padding-inline: var(--space-6); }
  .portal-layout { grid-template-columns: minmax(0, 1fr); gap: var(--space-8); }
  .project-nav { min-height: auto; padding: 0 0 var(--space-5); border-right: 0; border-bottom: 1px solid var(--line); }
  .project-nav .section-heading { flex-direction: row; align-items: center; }
  .project-nav .section-heading h2 { margin: 0; }
  #project-list { display: flex; flex-wrap: wrap; gap: var(--space-1); }
  .project-link { margin: 0; padding: var(--space-2) var(--space-3); }
  .project-header { margin-bottom: var(--space-6); }
  .project-header h2, .page-title { font: var(--text-heading-lg); }
  .inline-form label { flex-basis: 100%; }
  #upload-target { flex-basis: 100%; margin: var(--space-2) 0 0; }
  .invite-form { grid-template-columns: minmax(0, 1fr); }
  .invite-form button { justify-self: stretch; }
  .documents .table-scroll { overflow: visible; }
  .documents table, .documents tbody { display: block; }
  .documents thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .documents tr { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3); padding: var(--space-5) 0; border-bottom: 1px solid var(--line); }
  .documents td { display: block; min-width: 0; padding: 0; border: 0; overflow-wrap: anywhere; }
  .documents td:first-child { min-width: 0; grid-column: 1 / -1; font-weight: 600; }
  .documents td:nth-child(2) { grid-column: 1 / -1; }
  .documents td[data-label]:not(:first-child):not(.actions)::before { display: block; content: attr(data-label); color: var(--muted); font-weight: 400; font-size: 12px; margin-bottom: var(--space-1); }
  .documents td.actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; text-align: left; gap: var(--space-2); }
  .documents .folder-row { grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
  .documents .folder-row td:first-child { grid-column: 1; }
  .documents .folder-row td.actions { grid-column: 2; }
  .users-page .table-scroll { overflow: visible; }
  .users-page table, .users-page tbody { display: block; }
  .users-page thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .users-page tr { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); padding: var(--space-5) 0; border-bottom: 1px solid var(--line); }
  .users-page td { display: block; min-width: 0; padding: 0; border: 0; overflow-wrap: anywhere; }
  .users-page td:first-child { grid-column: 1 / -1; }
  .users-page td[data-label]::before { display: block; content: attr(data-label); color: var(--muted); font-size: 12px; margin-bottom: var(--space-2); }
  .users-page td select { width: 100%; }
  .users-page td.actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: var(--space-2); text-align: left; }
  .forensic-panel { margin-left: 0; }
  body.viewer header h1 { max-width: 100%; width: 100%; margin-top: var(--space-4); }
  .toolbar { margin-left: 0; }
  body.viewer header .who { flex-basis: 100%; order: 3; }
}
@media (prefers-reduced-motion: no-preference) { button { transition: background-color 120ms, transform 120ms; } }
@media print { body * { display: none !important; } body::after { content: "Impressão não permitida."; display: block; } }