/* Reader discussion: article-only styles, shared light/dark palette, logical RTL spacing. */
.reader-discussion { --discussion-radius: 18px; }
.reader-discussion [hidden] { display: none !important; }
.reader-discussion .discussion-heading { align-items: center; gap: 20px; margin-block-end: 20px; }
.reader-discussion .discussion-eyebrow { display: block; color: var(--brand); font-size: 14px; font-weight: 700; margin-block-end: 4px; }
.reader-discussion .discussion-heading h2 { margin: 0 0 4px; font-size: clamp(28px, 3vw, 34px); letter-spacing: -.4px; }
.reader-discussion .discussion-heading p { margin: 0; font-size: 18px; }
.reader-discussion .comment-total { display: inline-flex; align-items: center; gap: 9px; padding: 9px 15px; border: 1px solid var(--line); background: var(--white); border-radius: 12px; color: var(--muted); font-size: 16px; }
.reader-discussion .comment-total svg { color: var(--brand); width: 20px; height: 20px; }
.reader-discussion .comment-total strong { color: var(--brand-deep); font-size: 23px; margin-inline-end: 3px; font-variant-numeric: tabular-nums; }
.reader-discussion .discussion-policy { display: flex; align-items: flex-start; gap: 9px; padding-block: 14px; border-block: 1px solid var(--line); margin-block-end: 24px; }
.reader-discussion .discussion-policy > svg { margin-block-start: 5px; width: 17px; height: 17px; color: var(--brand); }
.reader-discussion .discussion-policy p { font-size: 16px; line-height: 1.7; }

/* A quiet, useful invitation when the conversation has not started. */
.reader-discussion .comments-empty { display: flex; align-items: center; gap: 18px; margin-block: 22px; padding: 25px; border: 1px dashed var(--line); border-radius: var(--discussion-radius); background: var(--white); }
.reader-discussion .comments-empty-icon, .reader-discussion .composer-icon { display: grid; place-items: center; flex: none; width: 48px; height: 48px; color: var(--brand); background: var(--brand-light); border: 1px solid var(--line); border-radius: 15px; }
.reader-discussion .comments-empty-icon svg { width: 24px; height: 24px; }
.reader-discussion .comments-empty h3 { font-size: 21px; color: var(--brand-deep); margin-block-end: 3px; }
.reader-discussion .comments-empty p { font-size: 17px; }

/* Comment cards keep author identity, reading and actions visually distinct. */
.reader-discussion .comment-list { display: grid; gap: 16px; margin-block: 24px 32px; }
.reader-discussion .reader-comment { min-width: 0; }
.reader-discussion .comment-body { padding: 23px; border: 1px solid var(--line); border-radius: var(--discussion-radius); background: var(--white); box-shadow: 0 3px 14px #0b2a6305; overflow-wrap: anywhere; scroll-margin-top: 120px; }
.reader-discussion .comment-body:target { outline: 2px solid var(--brand); outline-offset: 4px; }
.reader-discussion .comment-byline { align-items: center; gap: 12px; }
.reader-discussion .comment-avatar { width: 46px; height: 46px; border-radius: 14px; border: 1px solid var(--line); font-size: 25px; font-weight: 700; }
.reader-discussion .comment-avatar[data-avatar-tone="1"] { background: var(--paper); color: var(--brand-deep); }
.reader-discussion .comment-avatar[data-avatar-tone="2"] { background: var(--ap-success-bg, #edf8f2); color: var(--ap-success, #176544); }
.reader-discussion .comment-author-meta { min-width: 0; }
.reader-discussion .comment-author-line { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.reader-discussion .comment-byline strong { font-size: 20px; font-weight: 700; line-height: 1.4; color: var(--ink); }
.reader-discussion .comment-kind { color: var(--muted); font-size: 13px; padding: 0 8px; border: 1px solid var(--line); border-radius: 5px; background: var(--paper); }
.reader-discussion .comment-permalink { display: inline-block; margin-block-start: 3px; color: var(--muted); }
.reader-discussion .comment-byline time { font-size: 14px; line-height: 1.6; }
.reader-discussion .comment-content { margin-block: 18px; font-size: 20px; line-height: 1.9; color: var(--ink); }
.reader-discussion .comment-content p { color: inherit; font-size: inherit; line-height: inherit; margin-block: 0 10px; }
.reader-discussion .comment-content p:last-child { margin-block-end: 0; }
.reader-discussion .comment-actions { gap: 12px; border-block-start: 1px solid var(--line); padding-block-start: 14px; }
.reader-discussion .comment-votes { gap: 6px; }
.reader-discussion .comment-vote { gap: 6px; min-height: 44px; padding: 5px 10px; background: var(--paper); border-color: transparent; border-radius: 9px; font-size: 15px; }
.reader-discussion [data-vote-count] { color: var(--ink); font-size: 15px; font-weight: 650; min-width: 12px; text-align: center; font-variant-numeric: tabular-nums; }
.reader-discussion .comment-vote[aria-pressed="true"] { border-color: var(--brand); background: var(--brand-light); }
.reader-discussion .comment-secondary-actions { gap: 10px; }
.reader-discussion .comment-reply-link, .reader-discussion .comment-report-button { min-height: 44px; font-size: 15px; }
.reader-discussion .comment-report-button { padding-inline: 8px; }
.reader-discussion .comment-list .children { display: grid; gap: 12px; margin-block-start: 14px; margin-inline-start: 22px; padding-inline-start: 16px; border-color: var(--line); }
.reader-discussion .children .comment-body { background: var(--paper); }
.reader-discussion .children .children { margin-inline-start: 8px; padding-inline-start: 10px; }

/* Composer and structured submission feedback. */
.reader-discussion .discussion-composer { margin-block-start: 28px; padding: clamp(20px, 3vw, 30px); border: 1px solid var(--line); border-radius: 22px; background: var(--paper); }
.reader-discussion .composer-heading { display: flex; align-items: center; gap: 13px; margin-block-end: 16px; }
.reader-discussion .composer-icon { background: var(--white); box-shadow: 0 3px 8px #0b2a6305; }
.reader-discussion .composer-heading h3 { color: var(--brand-deep); font-size: 27px; line-height: 1.35; }
.reader-discussion .composer-heading .discussion-eyebrow { font-size: 13px; margin: 0; }
.reader-discussion .comment-notes { font-size: 16px; margin-block-end: 20px; }
.reader-discussion .comment-form { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.reader-discussion .comment-form > * { grid-column: 1 / -1; min-width: 0; margin: 0; }
.reader-discussion .comment-form-author { grid-column: 1; }
.reader-discussion .comment-form-email { grid-column: 2; }
.reader-discussion .comment-form label { display: block; margin-block-end: 7px; color: var(--ink); font-size: 17px; font-weight: 650; }
.reader-discussion .comment-form label > span { color: var(--brand); }
.reader-discussion .comment-form textarea,
.reader-discussion .comment-form input:not([type="submit"]):not([type="checkbox"]):not([type="hidden"]) { width: 100%; min-height: 48px; padding: 12px 14px; margin: 0; border: 1px solid var(--line); border-radius: 11px; background: var(--white); color: var(--ink); box-shadow: 0 1px 2px #0b2a6303; font-size: 18px; transition: border-color .15s, box-shadow .15s; }
.reader-discussion .comment-form textarea { min-height: 155px; line-height: 1.8; resize: vertical; }
.reader-discussion .comment-form :is(input, textarea):focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-color: var(--brand); }
.reader-discussion .comment-form textarea::placeholder { font-size: 17px; }
.reader-discussion .comment-compose-meta { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 5px 12px; margin-block-start: 8px; }
.reader-discussion .comment-compose-meta small { color: var(--muted); font-size: 14px; line-height: 1.6; }
.reader-discussion .comment-character-count { flex: none; font-variant-numeric: tabular-nums; }
.reader-discussion .comment-character-count[data-near-limit] { color: var(--ap-warning, #7c580a); font-weight: 700; }
.reader-discussion .comment-form [data-comment-challenge] { min-height: 65px; margin: 0; max-width: 100%; }
.reader-discussion .comment-form .form-submit { margin: 0; }
.reader-discussion .comment-form .submit { min-height: 48px; padding: 10px 28px; border-radius: 11px; font-size: 18px; font-weight: 650; box-shadow: 0 3px 6px #0b2a6312; }
.reader-discussion .comment-form .submit:hover:not(:disabled) { background: var(--ap-action-hover, #1248a6); }
.reader-discussion .comment-form[aria-busy="true"] .submit { cursor: progress; }
.reader-discussion .comment-composer-footnote { display: flex; align-items: flex-start; gap: 7px; margin-block-start: 16px; padding-block-start: 14px; border-block-start: 1px solid var(--line); font-size: 14px; line-height: 1.7; color: var(--muted); }
.reader-discussion .comment-composer-footnote svg { width: 16px; height: 16px; margin-block-start: 4px; }
.reader-discussion .reply-context:not([hidden]) { margin-block: 0 18px; padding: 11px 14px; border: 1px solid var(--line); background: var(--white); border-inline-start: 3px solid var(--brand); border-radius: 10px; font-size: 17px; }
.reader-discussion .reply-context > span { display: flex; align-items: center; gap: 8px; min-width: 0; overflow-wrap: anywhere; }
.reader-discussion .reply-context button { display: inline-flex; align-items: center; gap: 4px; padding: 0; min-height: 36px; font-size: 15px; }
.reader-discussion .reply-context button svg { width: 16px; height: 16px; }
.reader-discussion .comment-feedback { --feedback-color: var(--brand-deep); --feedback-surface: var(--brand-light); display: flex; align-items: flex-start; gap: 14px; padding: 19px; margin-block: 0 22px; color: var(--feedback-color); background: var(--feedback-surface); border: 1px solid currentColor; border-color: color-mix(in srgb, var(--feedback-color) 22%, transparent); border-radius: 15px; }
.reader-discussion .comment-feedback:focus-visible { outline: 2px solid var(--feedback-color); outline-offset: 3px; }
.reader-discussion .comment-feedback > div { min-width: 0; }
.reader-discussion .comment-feedback-icon { display: grid; place-items: center; flex: none; width: 37px; height: 37px; border: 1px solid currentColor; border-color: color-mix(in srgb, var(--feedback-color) 25%, transparent); border-radius: 50%; }
.reader-discussion .comment-feedback-icon svg { width: 21px; height: 21px; }
.reader-discussion .comment-feedback-title { display: block; color: inherit; font-size: 21px; font-weight: 700; line-height: 1.4; margin-block-end: 5px; }
.reader-discussion .comment-feedback .comment-feedback-message { color: inherit; font-size: 17px; line-height: 1.7; margin: 0; overflow-wrap: anywhere; }
.reader-discussion .comment-feedback[data-state="success"] { --feedback-color: var(--ap-success, #176544); --feedback-surface: var(--ap-success-bg, #edf8f2); }
.reader-discussion .comment-feedback[data-state="error"] { --feedback-color: var(--ap-danger, #ad2336); --feedback-surface: var(--ap-danger-bg, #fff1f3); }
.reader-discussion .comment-feedback[data-state="loading"] .comment-feedback-icon svg { animation: comment-spin 1.2s linear infinite; }
.reader-discussion .comment-status:not(:empty) { padding: 12px 15px; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; font-size: 16px; }
@keyframes comment-spin { to { transform: rotate(360deg); } }
@media (max-width: 600px) {
  .reader-discussion .discussion-heading { gap: 12px; }
  .reader-discussion .discussion-heading h2 { font-size: 28px; }
  .reader-discussion .comment-total { padding: 7px 10px; gap: 6px; }
  .reader-discussion .comment-total svg { display: none; }
  .reader-discussion .comments-empty { padding: 20px 16px; gap: 12px; }
  .reader-discussion .comment-body { padding: 17px; border-radius: 14px; }
  .reader-discussion .comment-content { font-size: 19px; }
  .reader-discussion .comment-actions { align-items: flex-start; gap: 8px; }
  .reader-discussion .comment-secondary-actions { margin-inline-start: 0; }
  .reader-discussion .comment-list .children { margin-inline-start: 7px; padding-inline-start: 9px; }
  .reader-discussion .children .children { margin-inline-start: 0; padding-inline-start: 7px; }
  .reader-discussion .discussion-composer { padding: 19px 16px; border-radius: 17px; }
  .reader-discussion .comment-form { grid-template-columns: minmax(0, 1fr); }
  .reader-discussion .comment-form-author, .reader-discussion .comment-form-email { grid-column: 1 / -1; }
  .reader-discussion .comment-feedback { padding: 16px 13px; gap: 10px; }
  .reader-discussion .comment-feedback-icon { width: 30px; height: 30px; }
  .reader-discussion .comment-feedback-title { font-size: 20px; }
  .reader-discussion .comment-form .submit { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .reader-discussion *, .reader-discussion *::before, .reader-discussion *::after { animation: none !important; transition: none !important; }
}