/* 沿用阅读器的米色、可可与深色主题变量。 */
:root {
  --social-error: #a13f35;
  --social-backdrop: rgba(60, 40, 28, .38);
}

[data-theme="dark"] {
  --social-error: #ffb1a3;
  --social-backdrop: rgba(0, 0, 0, .6);
}

[hidden] { display: none !important; }

.reader-account {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 8px;
  min-width: 0;
  max-width: 260px;
  font: .85rem var(--font-body);
  color: var(--cocoa);
  overflow-wrap: anywhere;
}

.header-actions { min-width: 0; }
.nav-collapse { display: none; }
.annotation-setting { display: flex; align-items: center; gap: 8px; margin-block: 16px; cursor: pointer; }
.annotation-setting input { width: 18px; height: 18px; accent-color: var(--brown); }
.reader-account .account-name {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 10em;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.reader-account > .social-button,
.reader-account > .icon-btn { flex: none; }
.reader-account > .social-button { white-space: nowrap; }
.social-author > strong { min-width: 0; overflow-wrap: anywhere; }
span.reader-avatar { text-align: center; line-height: 22px; color: var(--brown); }

.reader-avatar {
  display: inline-block;
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  border: 1px solid var(--tan);
  border-radius: 50%;
  object-fit: cover;
  vertical-align: middle;
  background: var(--beige);
}

.social-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  max-width: 100%;
  padding: 6px 12px;
  border: 2px solid var(--line);
  border-radius: var(--wobble-sm);
  background: var(--paper);
  color: var(--cocoa);
  box-shadow: 0 2px 0 var(--line);
  font: 500 .85rem/1.5 var(--font-body);
  text-decoration: none;
  text-align: center;
  overflow-wrap: anywhere;
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.social-button:hover:not(:disabled),
.social-button:focus-visible:not(:disabled) {
  border-color: var(--brown);
  background: var(--beige);
  transform: translateY(-1px);
}

.social-button:active:not(:disabled) { transform: translateY(1px); }
.social-button:disabled { opacity: .5; cursor: not-allowed; }
.social-button[aria-pressed="true"] { background: var(--star-soft); border-color: var(--star); }

.social-bubble {
  position: fixed;
  z-index: 100;
  top: calc(var(--header-h) + 12px);
  right: max(16px, env(safe-area-inset-right));
  width: min(320px, calc(100vw - 32px));
  max-height: calc(100dvh - var(--header-h) - 28px);
  overflow: auto;
  padding: 16px;
  border: 2px dashed var(--stitch);
  border-radius: var(--wobble-sm);
  background: var(--paper);
  color: var(--text);
  box-shadow: var(--shadow-lg);
  font: .9rem/1.7 var(--font-body);
  overflow-wrap: anywhere;
}

.sec-head { position: relative; }
.bbbs-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  margin: 0 0 12px auto;
  max-width: 100%;
  color: var(--brown);
  font: .85rem/1.6 var(--font-body);
  overflow-wrap: anywhere;
}


.selection-tools {
  position: fixed;
  z-index: 110;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  max-width: calc(100vw - 16px);
  max-height: calc(100dvh - 16px);
  overflow: auto;
  padding: 8px;
  border: 2px solid var(--line);
  border-radius: var(--wobble-sm);
  background: var(--paper);
  color: var(--text);
  box-shadow: var(--shadow-lg);
}

.annotation-mark {
  color: inherit;
  text-decoration-line: underline;
  text-decoration-color: var(--brown);
  text-decoration-style: dotted;
  text-decoration-thickness: 2px;
  text-underline-offset: .22em;
  cursor: pointer;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

.hide-annotation-lines .annotation-mark { text-decoration-line: none; }

.annotation-mark:hover,
.annotation-mark:focus-visible { background: var(--star-soft); }
.annotation-mark[data-count]:not([data-count="1"]):not([data-count="0"]):not([data-count=""]) {
  text-decoration-style: double;
  text-decoration-color: var(--star);
}

.social-comments {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 2px dashed var(--stitch);
  color: var(--text);
  font: .95rem/1.8 var(--font-body);
}

.social-comments,
.social-comment,
.social-panel,
.social-item,
.social-compose,
.reply-compose,
.social-preview { min-width: 0; overflow-wrap: anywhere; }

.social-comment {
  margin: 16px 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--wobble-sm);
  background: var(--paper);
}

.social-author {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
  margin-bottom: 8px;
  color: var(--cocoa);
  font: 600 .85rem/1.6 var(--font-body);
  overflow-wrap: anywhere;
}

.social-author time { color: var(--muted); font-size: .78rem; font-weight: 400; }
.social-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; }
/* Markdown 已由解析器处理换行；预览使用相同的排版约束。 */
.social-markdown,
.social-preview { min-width: 0; max-width: 100%; white-space: normal; overflow-wrap: anywhere; line-height: 1.8; }
p.social-markdown { white-space: pre-wrap; }
:is(.social-markdown, .social-preview) > :first-child { margin-top: 0; }
:is(.social-markdown, .social-preview) > :last-child { margin-bottom: 0; }
:is(.social-markdown, .social-preview) a { color: var(--ice-ink); text-decoration: underline; }
:is(.social-markdown, .social-preview) a:hover,
:is(.social-markdown, .social-preview) a:focus-visible { color: var(--cocoa); text-decoration-thickness: 2px; }
:is(.social-markdown, .social-preview) img { max-width: 100%; height: auto; border-radius: 8px; }
:is(.social-markdown, .social-preview) pre {
  box-sizing: border-box;
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
  white-space: pre;
  overflow-wrap: normal;
  padding: 12px;
  background: var(--beige);
  border-radius: 8px;
}
:is(.social-markdown, .social-preview) code { font-size: .9em; }
:is(.social-markdown, .social-preview) :not(pre) > code { white-space: break-spaces; overflow-wrap: anywhere; }
:is(.social-markdown, .social-preview) pre code { white-space: inherit; overflow-wrap: normal; word-break: normal; }
:is(.social-markdown, .social-preview) table {
  display: block;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}
:is(.social-markdown, .social-preview) :is(th, td) { padding: 6px 10px; border: 1px solid var(--line); }
:is(.social-markdown, .social-preview) :is(ul, ol) { padding-inline-start: 1.5em; }
:is(.social-markdown, .social-preview) blockquote { margin-inline: 0; padding-inline-start: 12px; border-inline-start: 3px solid var(--tan); color: var(--muted); }
.social-replies { min-width: 0; margin: 12px 0 0 16px; padding-left: 12px; border-left: 2px dashed var(--stitch); }
.social-replies:empty { display: none; }
/* 深层回复不再累积缩进与卡片内边距。 */
.social-replies .social-replies { margin-left: 0; padding-left: 0; border-left: 0; }
.social-replies .social-replies > .social-comment { padding-inline: 0; border-inline: 0; border-radius: 0; }

.social-compose { margin-top: 18px; }
.social-compose textarea,
.social-panel input:not([type="checkbox"]):not([type="radio"]):not([type="submit"]),
.social-panel select,
.social-panel textarea {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  padding: 10px 12px;
  border: 2px solid var(--line);
  border-radius: var(--wobble-sm);
  background: var(--cream);
  color: var(--text);
  font: 1rem/1.7 var(--font-body);
}
.social-compose textarea,
.social-panel textarea { display: block; min-height: 112px; resize: vertical; white-space: pre-wrap; overflow-wrap: anywhere; }
.social-compose textarea::placeholder,
.social-panel input::placeholder,
.social-panel textarea::placeholder { color: var(--muted); opacity: 1; }
.social-compose textarea:focus,
.social-panel input:focus,
.social-panel textarea:focus { border-color: var(--brown); }
.social-compose label,
.social-panel-body label { display: block; min-width: 0; max-width: 100%; }
.social-compose textarea:hover,
.social-panel :is(input, textarea, select):hover { border-color: var(--tan); }
.social-compose textarea:focus-visible,
.social-panel :is(input, textarea, select):focus-visible { border-color: var(--brown); outline: 2px dashed var(--star); outline-offset: 3px; }
dialog.social-panel:has(.novel-editor) { width: min(900px, 95vw); }
.social-panel textarea.novel-editor { width: 100%; min-height: 50dvh; font-family: var(--font-read); }

/* 仅 open 时覆盖原生 dialog 的 display，保留关闭状态。 */
dialog.social-panel {
  box-sizing: border-box;
  position: fixed;
  inset: 0 0 0 auto;
  width: min(480px, 95vw);
  max-width: 95vw;
  height: 100vh;
  height: 100dvh;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  border-left: 2px dashed var(--stitch);
  border-radius: 22px 0 0 22px;
  background: var(--paper);
  color: var(--text);
  box-shadow: var(--shadow-lg);
  font: .95rem/1.7 var(--font-body);
  overflow: hidden;
}

dialog.social-panel[open] { display: flex; flex-direction: column; animation: social-slide-in .22s linear both; }
dialog.social-panel::backdrop { background: var(--social-backdrop); }

dialog.social-panel.center {
  inset: 0;
  width: min(480px, 95vw);
  height: auto;
  max-height: calc(100vh - 32px);
  max-height: calc(100dvh - 32px);
  margin: auto;
  border: 2px solid var(--line);
  border-radius: var(--wobble);
}
dialog.social-panel.center[open] { animation: social-fade-in .18s linear both; }

.social-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  flex: none;
  gap: 12px;
  padding: max(18px, env(safe-area-inset-top)) 20px 16px;
  border-bottom: 2px dashed var(--line);
}
.social-panel-head h2,
.social-panel-head h3 { min-width: 0; font-size: 1.3rem; overflow-wrap: anywhere; }
.social-panel-body {
  flex: 1 1 auto;
  box-sizing: border-box;
  min-height: 0;
  min-width: 0;
  width: 100%;
  padding: 20px 20px max(20px, env(safe-area-inset-bottom));
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--tan) transparent;
}
.social-panel-body form { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; min-width: 0; }
.social-panel-body blockquote { margin-inline: 0; max-width: 100%; overflow-wrap: anywhere; }
.social-item summary { cursor: pointer; }
.social-item summary:hover,
.social-item summary:focus-visible { color: var(--brown); background: var(--beige); }
.social-item > .social-button { margin: 4px 6px 4px 0; }
.social-item { padding: 16px 0; border-bottom: 1px dashed var(--line); }
.social-item:last-child { border-bottom: 0; }
.social-quote { margin: 12px 0; padding: 10px 14px; border-left: 3px solid var(--tan); border-radius: 0 10px 10px 0; background: var(--beige); color: var(--brown); font-family: var(--font-read); white-space: pre-wrap; overflow-wrap: anywhere; }
.social-error { margin: 10px 0; color: var(--social-error); font-size: .88rem; overflow-wrap: anywhere; }

.social-toast {
  position: fixed;
  z-index: 120;
  right: max(16px, env(safe-area-inset-right));
  top: calc(var(--header-h) + 12px);
  bottom: auto;
  max-width: min(420px, calc(100vw - 32px));
  padding: 12px 18px;
  border: 2px solid var(--tan);
  border-radius: var(--wobble-sm);
  background: var(--paper);
  color: var(--cocoa);
  box-shadow: var(--shadow-lg);
  font: .9rem/1.6 var(--font-body);
  overflow-wrap: anywhere;
}

.notes-fab,
.admin-fab {
  position: fixed;
  z-index: 45;
  right: max(22px, env(safe-area-inset-right));
  bottom: calc(86px + env(safe-area-inset-bottom));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 46px;
  min-height: 46px;
  max-width: calc(100vw - 44px);
  padding: 10px 14px;
  border: 2px solid var(--tan);
  border-radius: var(--wobble-sm);
  background: var(--paper);
  color: var(--cocoa);
  box-shadow: var(--shadow);
  font: .85rem/1.5 var(--font-body);
  overflow-wrap: anywhere;
  cursor: pointer;
}
.admin-fab { bottom: calc(146px + env(safe-area-inset-bottom)); }
.notes-fab:hover,
.notes-fab:focus-visible,
.admin-fab:hover,
.admin-fab:focus-visible { background: var(--star-soft); border-color: var(--brown); }
.social-empty { padding: 24px 12px; text-align: center; color: var(--muted); font-size: .9rem; }
.social-preview { margin-top: 12px; padding: 14px; border: 1px dashed var(--stitch); border-radius: var(--wobble-sm); background: var(--cream); color: var(--text); }
.social-counter { display: block; margin-top: 6px; color: var(--muted); font: .78rem/1.5 var(--font-body); text-align: right; font-variant-numeric: tabular-nums; }

@keyframes social-slide-in {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}
@keyframes social-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (max-width: 900px) {
  :root { --header-h: 184px; }
  .header-inner {
    display: flex;
    flex-wrap: wrap;
    height: auto;
    min-height: var(--header-h);
    gap: 10px 12px;
  }
  .header-inner > .brand { flex: 1 1 100%; }
  .header-actions { flex: 1 1 100%; flex-wrap: wrap; justify-content: flex-end; min-width: 0; }
  .header-actions > .icon-btn { flex: none; }
  .header-actions .reader-account { flex: 0 1 auto; max-width: 100%; flex-wrap: wrap; }
  .header-inner > .search { order: 3; flex: 1 0 100%; width: 100%; }
  .nav-collapse { display: inline-flex; }
  .mobile-nav-collapsed { --header-h: 72px; }
  .mobile-nav-collapsed .header-inner { flex-wrap: nowrap; min-height: 72px; }
  .mobile-nav-collapsed .header-inner > .brand { flex: 0 0 auto; }
  .mobile-nav-collapsed .brand-text,
  .mobile-nav-collapsed .header-inner > .search,
  .mobile-nav-collapsed .header-actions > :not(#navCollapse):not(#settingsToggle) { display: none; }
  .mobile-nav-collapsed .header-actions { flex: 1 1 auto; flex-wrap: nowrap; justify-content: flex-end; }
  .mobile-nav-collapsed #settingsToggle .btn-label { display: none; }
}

@media (max-width: 520px) {
  .header-inner { width: calc(100% - 24px); }
  .header-actions { flex: 1 1 auto; justify-content: flex-start; gap: 6px; }
  .header-actions .reader-account { flex: 0 1 auto; max-width: 100%; }
  .reader-account .social-button { padding-inline: 8px; }
  .social-comment { padding: 12px; }
  .social-replies { margin-left: 0; padding-left: 8px; }
  .social-replies > .social-comment { padding: 10px 0 10px 8px; border-inline: 0; border-radius: 0; }
  .social-replies .social-replies > .social-comment { padding-inline: 0; }
  .social-panel-head { padding-inline: 16px; }
  .social-panel-body { padding-inline: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  dialog.social-panel[open],
  dialog.social-panel.center[open] { animation: none; }
  .social-button { transition: none; }
}

/* 草稿工具与分页始终留在各自的编辑、讨论区域。 */
.draft-tools { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 10px; font-size: .8rem; color: var(--muted); }
.draft-tools [role="status"] { margin-right: auto; }
.draft-tools .social-button { padding: 5px 10px; font-size: .8rem; }
.note-drafts { padding: 14px; margin-bottom: 20px; border: 1px dashed var(--brown); border-radius: var(--wobble-sm); background: var(--star-soft); }
.saved-draft-notice { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 18px; padding: 12px; border: 1px dashed var(--line); border-radius: var(--wobble-sm); }
.comment-pagination { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; margin: 20px 0; }
.comment-pagination label { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; font-size: .85rem; }
.comment-pagination select { color: var(--text); background: var(--paper); border: 1px solid var(--line); border-radius: 8px; padding: 6px; max-width: 90px; }
.comment-truncated { max-height: 9em; overflow: hidden; mask-image: linear-gradient(#000 65%,transparent); }
.comment-expand, .thread-toggle { margin-top: 8px; font-size: .8rem; }
.social-comments { scroll-margin-top: calc(var(--header-h) + 16px); }
@media(max-width:520px) { .comment-pagination { gap: 6px; } .comment-pagination > .social-button { padding: 6px 9px; font-size: .8rem; } }

/* Reading rewards and notifications share the reader's paper theme. */
.reader-rewards { margin: 28px 0; padding: 20px; border: 2px dashed var(--stitch); border-radius: var(--wobble-sm); background: var(--cream); font: .9rem/1.7 var(--font-body); overflow-wrap: anywhere; }
.reward-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.reward-heading h2 { margin: 0; font: 1.25rem var(--font-title); color: var(--cocoa); }
.reward-help { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border: 2px solid var(--tan); border-radius: 50%; color: var(--cocoa); text-decoration: none; font-weight: 700; }
.reward-timer { margin: 12px 0 6px; font-variant-numeric: tabular-nums; }
.reader-rewards progress { display: block; width: 100%; height: 12px; border: 0; border-radius: 12px; overflow: hidden; background: var(--beige); accent-color: var(--brown); }
.reader-rewards progress::-webkit-progress-bar { background: var(--beige); }
.reader-rewards progress::-webkit-progress-value { background: var(--brown); transition: width .25s linear; }
.reader-rewards progress::-moz-progress-bar { background: var(--brown); }
.reward-reading-hint, .reward-expiry, .reward-condition { font-size: .8rem; color: var(--muted); }
.reward-card { margin-top: 14px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.reward-card h3 { margin: 0 0 8px; font-size: .98rem; color: var(--cocoa); }
.reward-card p { margin: 6px 0; }
.reward-code-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; }
.reward-code-row code { font: 700 1.1rem/1.8 monospace; letter-spacing: .08em; user-select: all; }
.reward-locked { color: var(--brown); font-weight: 700; }
.social-toast { display: flex; gap: 14px; align-items: flex-start; padding: 16px 18px 20px; border: 2px solid var(--brown); background: var(--star-soft); font-weight: 600; overflow: auto; isolation: isolate; }
.toast-close { flex: 0 0 28px; width: 28px; height: 28px; padding: 0; border: 1px solid var(--tan); border-radius: 50%; background: var(--paper); color: var(--cocoa); cursor: pointer; font: 1.15rem/1 var(--font-body); }
.toast-visible { animation: toast-enter .2s linear both; }
.toast-lifetime { position: absolute; bottom: 0; left: 0; height: 4px; width: 100%; background: var(--brown); transform-origin: left; pointer-events: none; }
.toast-visible .toast-lifetime { animation: toast-life 6s linear forwards; }
.social-bubble { animation: toast-enter .2s linear both; border-style: solid; border-color: var(--brown); background: var(--star-soft); }
@keyframes toast-enter { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toast-life { from { transform: scaleX(1); } to { transform: scaleX(0); } }
@media (max-width: 520px) { .reader-rewards { padding: 14px; } .social-toast { right: 12px; max-width: calc(100vw - 24px); font-size: .85rem; } }
@media (prefers-reduced-motion: reduce) { .toast-visible, .toast-visible .toast-lifetime, .social-bubble { animation: none; } .reader-rewards progress::-webkit-progress-value { transition: none; } }