.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; }
button,input,textarea,select { font: inherit; }
button { cursor: pointer; }
button:disabled { opacity: .6; cursor: wait; }
input,textarea,select { min-width: 0; color: var(--ink); }
input::placeholder,textarea::placeholder { color: var(--muted); opacity: 1; }
button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.button { display: inline-flex; justify-content: center; align-items: center; min-height: 44px; padding: 10px 18px; border: 1px solid var(--control-border); border-radius: var(--radius); background: var(--surface); color: var(--ink); font-size: 0.875rem; font-weight: 600; line-height: 1.4; }
.button:hover { background: var(--cloud); color: var(--ink); border-color: #a6afbc; }
.button.primary { background: var(--brand-blue); border-color: #6d97ce; color: #fff; }
.button.primary:hover { background: #18539e; border-color: #83b5ed; }
.full { width: 100%; }
.text-button { display: inline-flex; align-items: center; background: none; border: 0; color: var(--accent); font-size: 0.875rem; min-height: 36px; padding: 4px 0; text-decoration: underline; text-underline-offset: 4px; }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field>span,.cover-picker legend { font-size: 0.875rem; font-weight: 600; }
.field input,.field textarea,.field select { border: 1px solid var(--control-border); border-radius: var(--radius); background: var(--surface); padding: 11px 12px; width: 100%; font-size: 1rem; line-height: 1.5; }
.field input:hover,.field textarea:hover,.field select:hover { border-color: #a6afbc; }
.field textarea { resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr 1.1fr; gap: 16px; }
.field-hint { font-size: 0.8125rem; color: var(--muted); margin-left: 12px; }
.login-layout { padding: 58px 0 72px; display: flex; justify-content: center; flex: 1; }
.login-card { width: 100%; max-width: 460px; border: 1px solid var(--line); border-top: 3px solid var(--brand-cyan); border-radius: var(--radius); padding: 36px; align-self: flex-start; background: var(--surface); box-shadow: 0 8px 24px #102b4905; }
.login-state { font: 0.75rem/1.6 var(--mono); color: var(--muted); letter-spacing: .6px; margin: 0 0 18px; }
.login-card h1 { font: 600 1.8125rem/1.25 var(--heading); letter-spacing: -.9px; margin: 0 0 28px; overflow-wrap: anywhere; }
.login-card h2 { font: 600 1.4375rem/1.3 var(--heading); letter-spacing: -.6px; }
.login-description { font-size: 1rem; line-height: 1.7; color: var(--muted); margin: 0 0 24px; }
.login-card .button { font-size: 1rem; min-height: 48px; }
.login-card #auth-form>.button { margin-top: 4px; }
.login-help { font-size: 0.875rem; line-height: 1.7; color: var(--muted); margin: 18px 0 0; }
.login-secondary { display: block; text-align: center; color: var(--accent); font-size: 0.875rem; margin-top: 20px; padding: 8px 0; text-decoration: underline; text-underline-offset: 4px; }
.login-identity { display: flex; flex-direction: column; gap: 5px; background: var(--cloud); border-radius: var(--radius); padding: 18px; margin: 0 0 25px; overflow-wrap: anywhere; }
.login-identity strong { font-size: 1rem; }
.login-identity span { font-size: 0.875rem; color: var(--muted); }
.login-recovery { margin-top: 18px; font-size: 0.875rem; color: var(--accent); }
.login-recovery summary { min-height: 36px; padding-top: 6px; cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.login-recovery p { color: var(--muted); line-height: 1.7; }
.login-card>details { margin: 20px 0; }
.login-card summary { cursor: pointer; font-size: 0.875rem; }
.login-card details form { margin-top: 18px; }
.logout-form { margin: 0; }
.login-card .logout-form { text-align: center; margin-top: 16px; }
.auth-error,.editor-error { background: #35211e; border-left: 3px solid #ffa58f; padding: 12px 16px; font-size: 0.875rem; color: #ffd4c8; }
#auth-qr { display: block; margin: 16px auto; max-width: 100%; height: auto !important; }
#setup-key { display: block; overflow-wrap: anywhere; padding: 16px 0; user-select: all; }
#recovery-codes { white-space: pre-wrap; overflow-wrap: anywhere; font: 0.875rem/1.8 var(--mono); padding: 16px; background: var(--cloud); border: 1px solid var(--line); }
.recovery-check { display: flex; align-items: flex-start; gap: 10px; margin: 18px 0; font-size: 0.875rem; }
.recovery-check input { margin-top: 5px; flex: none; width: 18px; height: 18px; accent-color: var(--accent); }
[aria-disabled="true"] { opacity: .55; }
.writer { padding: 30px 0 52px; }
.writer-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; margin-bottom: 28px; }
.writer-heading .eyebrow { margin: 0 0 8px; }
.writer-heading h1 { font: 600 clamp(1.5625rem,2.8vw,2.125rem)/1.25 var(--heading); letter-spacing: -1px; margin: 0; }
.writer-user { display: flex; flex-wrap: wrap; justify-content: flex-end; align-items: center; gap: 0 18px; max-width: 380px; font-size: 0.875rem; color: var(--muted); }
.writer-user>span:first-child { color: var(--ink); font-weight: 600; }
.writer-email { font-size: 0.8125rem; overflow-wrap: anywhere; }
.writer-user .text-button { font-size: 0.8125rem; }
.writer-layout { display: grid; grid-template-columns: 190px minmax(0,1fr); gap: 28px; align-items: start; }
.draft-sidebar { position: sticky; top: 22px; min-width: 0; }
.draft-sidebar h2 { font: 600 0.875rem/1.4 var(--heading); margin: 28px 0 13px; }
.draft-item { display: block; width: 100%; text-align: left; border: 0; border-left: 2px solid transparent; background: transparent; padding: 15px 12px; color: var(--ink); border-bottom: 1px solid var(--line); }
.draft-item strong { display: block; font-size: 0.875rem; font-weight: 600; line-height: 1.5; overflow-wrap: anywhere; }
.draft-item span { display: block; color: var(--muted); font-size: 0.75rem; margin-top: 5px; }
.draft-item:hover { background: var(--cloud); }
.draft-item.active { background: var(--cloud); border-left-color: var(--accent); }
.empty-drafts { font-size: 0.875rem; line-height: 1.7; color: var(--muted); }
.editor-workspace { min-width: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.editor-actions { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 22px; border-bottom: 1px solid var(--line); background: var(--cloud); border-radius: var(--radius) var(--radius) 0 0; position: sticky; top: 0; z-index: 3; }
.editor-actions>div { display: flex; max-width: 100%; flex-wrap: wrap; gap: 10px; }
.editor-actions>span { font-size: 0.8125rem; color: var(--muted); }
#post-form { padding: 26px; }
.field-title input { background: transparent; width: 100%; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; padding: 0 0 20px; font: 600 clamp(1.5rem,2.8vw,2.125rem)/1.3 var(--heading); letter-spacing: -.8px; margin-bottom: 22px; }
.article-settings { border-top: 1px solid var(--line); margin: 8px 0 18px; }
.article-settings>summary { cursor: pointer; padding: 16px 0; font-size: 0.875rem; font-weight: 500; color: var(--accent); }
.article-settings[open]>summary { margin-bottom: 8px; }
.cover-picker { min-inline-size: 0; border: 0; margin: 3px 0 18px; padding: 0; }
.cover-picker legend { margin-bottom: 12px; }
.cover-options { display: flex; gap: 14px; margin-bottom: 8px; flex-wrap: wrap; }
.cover-option { cursor: pointer; display: flex; flex-direction: column; position: relative; gap: 8px; width: 124px; }
.cover-option img { display: block; width: 100%; height: 150px; object-fit: cover; object-position: center 35%; border: 2px solid transparent; border-radius: var(--radius); background: var(--cloud); }
.cover-option input { position: absolute; top: 8px; right: 8px; accent-color: var(--accent); width: 18px; height: 18px; }
.cover-option input:checked+img { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }
.cover-option span { font-size: 0.8125rem; color: var(--muted); }
.writing-heading { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); padding-top: 20px; margin-bottom: 14px; }
.writing-heading>label { font-weight: 600; font-size: 0.875rem; }
.view-tabs { display: flex; flex-wrap: wrap; max-width: 100%; padding: 3px; background: var(--cloud); border-radius: var(--radius); }
.view-tabs button { min-height: 40px; border: 0; background: none; border-radius: 0; font-size: 0.875rem; padding: 8px 16px; color: var(--muted); }
.view-tabs button[aria-pressed=true] { background: var(--surface); box-shadow: 0 1px 4px #102b491f; color: var(--ink); }
.formatting-toolbar { display: flex; flex-wrap: wrap; gap: 2px; padding: 4px; background: var(--cloud); border: 1px solid var(--control-border); border-bottom: 0; border-radius: var(--radius) var(--radius) 0 0; }
.formatting-toolbar button { background: none; border: 0; min-height: 40px; padding: 8px 10px; color: var(--ink); font-size: 0.875rem; border-radius: 0; }
.formatting-toolbar button:hover { background: #363c46; }
#post-body { display: block; width: 100%; min-height: 460px; resize: vertical; padding: 20px; border: 1px solid var(--control-border); border-radius: 0 0 var(--radius) var(--radius); font: 0.9375rem/1.85 var(--mono); tab-size: 2; }
.writing-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 12px; margin-top: 10px; font-size: 0.8125rem; color: var(--muted); }
.writing-footer>div { display: flex; flex-wrap: wrap; gap: 16px; }
.writing-footer .text-button { font-size: 0.8125rem; }
.editor-error { margin: 18px 22px 0; }
.publish-status { margin: 18px 22px 0; display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; justify-content: space-between; font-size: 0.875rem; color: var(--accent); }
.publish-status a { text-decoration: underline; text-underline-offset: 4px; }
#preview-pane { padding: 20px 4px; min-height: 460px; font-size: 1rem; }
#preview-pane h2 { font-size: 1.5rem; }
.markdown-panes>* { min-width: 0; }
.markdown-panes.split { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 20px; align-items: start; }
.markdown-panes.split #preview-pane { max-height: 75vh; overflow: auto; margin: 0; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); }
.markdown-help { margin: 18px 0 0; color: var(--muted); font-size: 0.875rem; }
.markdown-help summary { cursor: pointer; min-height: 36px; padding-top: 6px; }
.markdown-help p { margin: 10px 0 0; }
.access-notice { padding: 64px 0; max-width: 700px; }
dialog { border: 1px solid var(--line); border-radius: 0; padding: 30px; max-width: 540px; width: calc(100% - 40px); max-height: calc(100dvh - 40px); overflow: auto; color: var(--ink); background: var(--surface); box-shadow: 0 20px 60px #102b492b; }
dialog::backdrop { background: #000b; }
dialog h2 { font: 600 1.625rem/1.3 var(--heading); margin-top: 0; letter-spacing: -.8px; }
dialog p { font-size: 0.875rem; color: var(--muted); }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; }
#team-form { display: flex; align-items: end; gap: 10px; }
#team-form .field { flex: 1; margin: 0; }
#team-form button { margin-bottom: 1px; }
.team-row { display: flex; justify-content: space-between; align-items: center; gap: 15px; font-size: 0.875rem; padding: 13px 0; border-bottom: 1px solid var(--line); overflow-wrap: anywhere; }
#team-list { margin: 12px 0 25px; max-height: 280px; overflow: auto; }
#invite-result { padding: 15px; background: var(--cloud); margin: 18px 0; border-radius: var(--radius); }
#invite-url { font-size: 0.875rem; }
.team-row-actions { display: flex; gap: 15px; flex-shrink: 0; }
.team-row-actions button { font-size: 0.8125rem; }
@media(max-width:1050px) { .writer-layout { grid-template-columns: 160px minmax(0,1fr); gap: 20px; } .field-row { grid-template-columns: 1fr 1fr; } .field-row .field:last-child { grid-column: 1/-1; } .editor-actions { padding: 14px 16px; } #post-form { padding: 20px; } }
@media(max-width:850px) { .markdown-panes.split { grid-template-columns: minmax(0,1fr); } .markdown-panes.split #preview-pane { max-height: none; } }
@media(max-width:700px) {
  .login-layout { padding: 30px 0 48px; }
  .login-card { padding: 26px 22px; }
  .login-card h1 { font-size: 1.6875rem; }
  .writer { padding-top: 24px; }
  .writer-heading { flex-direction: column; gap: 16px; }
  .writer-user { justify-content: flex-start; max-width: 100%; }
  .writer-layout { grid-template-columns: minmax(0,1fr); }
  .draft-sidebar { position: static; }
  .draft-sidebar .full { width: auto; }
  .draft-sidebar h2 { margin: 20px 0 9px; }
  #drafts { display: flex; gap: 10px; overflow: auto; max-height: 150px; }
  .draft-item { min-width: 170px; max-width: 210px; border: 1px solid var(--line); border-radius: var(--radius); }
  .draft-item.active { border-color: var(--accent); }
  .empty-drafts { margin: 0; }
  .field-row { grid-template-columns: 1fr; }
  .field-row .field:last-child { grid-column: auto; }
  .editor-actions { padding: 12px; flex-wrap: wrap; gap: 8px; }
  .editor-actions .button { padding: 9px 12px; }
  #post-form { padding: 18px; }
  .cover-options { gap: 12px; }
  .cover-option { width: 110px; }
  .field-hint { display: block; margin: 5px 0 0; }
  .formatting-toolbar button,.view-tabs button { min-height: 44px; }
  .view-tabs button { padding: 8px 12px; }
  #post-body { font-size: 1rem; padding: 14px; }
  .publish-status,.editor-error { margin: 15px 15px 0; }
  #team-form { flex-direction: column; align-items: stretch; }
  .team-row { flex-wrap: wrap; align-items: flex-start; }
  dialog { padding: 24px; }
}

@media(min-width:851px) { .markdown-panes.split .formatting-toolbar { gap: 0; padding: 3px; } .markdown-panes.split .formatting-toolbar button { padding: 8px 6px; } }

/* Account and authoring surfaces share the neutral palette and blue actions. */
.login-card { border-top-width: 3px; box-shadow: none; }
.login-card h1,.writer-heading h1 { font: 700 2.75rem/1.05 var(--heading); text-transform: uppercase; letter-spacing: -.4px; }
.login-card h2,dialog h2 { font: 700 2rem/1.1 var(--heading); text-transform: uppercase; }
.field-title input { font: 700 clamp(2rem,4vw,3rem)/1.1 var(--heading); letter-spacing: -.4px; }
.field>span,.view-tabs button,.text-button,.formatting-toolbar button { font-family: var(--mono); }
.field>span { font-size: .8125rem; }
.view-tabs button[aria-pressed=true] { background: #3c434d; box-shadow: none; }
#preview-pane h2 { font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; }
#post-body { background: var(--code-surface); }
.button.primary:hover { color: #fff; }
@media(max-width:700px) { .login-card h1,.writer-heading h1 { font-size: 2.25rem; } }