/* Shared, functional reading tools used by the X and Forum presentations. */
.mode-controls { position: fixed; top: 12px; right: max(16px, calc((100vw - 1440px) / 2)); z-index: 120; display: flex; align-items: center; gap: 7px; padding: 5px; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; box-shadow: 0 3px 12px #0000000a; }
.mode-controls > .icon-button { display: inline-flex; justify-content: center; align-items: center; width: 32px; height: 32px; min-height: 32px; border: 0; background: transparent; }
.mode-controls > .icon-button:hover { color: var(--accent); background: var(--accent-soft); }
.mode-footer { padding: 28px 20px; color: var(--muted); border-top: 1px solid var(--line); font-size: 11px; text-align: center; }
.mode-footer p { margin: 5px 0; line-height: 1.6; }
.mode-saved-dialog { width: min(680px, calc(100vw - 28px)); max-height: min(760px, calc(100dvh - 40px)); margin: auto; padding: 0; color: var(--ink, #171b22); background: var(--surface, #fff); border: 1px solid var(--line, #dfe3e9); border-radius: 6px; box-shadow: 0 24px 80px #0005; }
.mode-saved-dialog::backdrop { background: #080b1270; backdrop-filter: blur(3px); }
.mode-saved-dialog * { box-sizing: border-box; }
.mode-saved-header { position: sticky; top: 0; z-index: 1; display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; padding: 22px 24px 18px; background: inherit; border-bottom: 1px solid var(--line, #dfe3e9); }
.mode-saved-header h2 { margin: 0 0 6px; color: inherit; font-size: 23px; line-height: 1.25; }
.mode-saved-header p { margin: 0; color: var(--muted, #647080); font-size: 13px; line-height: 1.55; }
.mode-saved-close { flex: 0 0 34px; width: 34px; height: 34px; padding: 0; color: inherit; background: transparent; border: 1px solid var(--line, #dfe3e9); border-radius: 50%; font-size: 26px; line-height: 1; cursor: pointer; }
.mode-saved-list { padding: 0 24px; }
.mode-saved-item { display: flex; align-items: center; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line, #dfe3e9); }
.mode-saved-item:last-child { border-bottom: 0; }
.mode-saved-link { display: flex; flex: 1; align-items: center; gap: 15px; min-width: 0; color: inherit; text-decoration: none; }
.mode-saved-image { width: 90px; height: 76px; flex-shrink: 0; object-fit: cover; border-radius: 6px; }
.mode-saved-info { min-width: 0; }
.mode-saved-info strong { display: block; font-size: 15px; line-height: 1.45; overflow-wrap: anywhere; }
.mode-saved-info p { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; margin: 7px 0 0; color: var(--muted, #647080); font-size: 12px; line-height: 1.5; }
.mode-saved-category, .mode-saved-reading { display: block; margin-bottom: 5px; color: var(--muted, #647080); font-size: 11px; }
.mode-saved-reading { margin: 7px 0 0; }
.mode-saved-remove { flex-shrink: 0; padding: 7px 10px; color: var(--muted, #647080); background: transparent; border: 1px solid var(--line, #dfe3e9); border-radius: 6px; font: inherit; font-size: 12px; cursor: pointer; }
.mode-saved-empty { padding: 50px 10px; text-align: center; }
.mode-saved-empty strong { font-size: 20px; }
.mode-saved-empty p { max-width: 360px; margin: 12px auto 0; color: var(--muted, #647080); font-size: 14px; line-height: 1.65; }
.mode-saved-dialog button:hover, .mode-saved-link:hover strong { color: var(--accent, #8652ff); }
.mode-saved-dialog :focus-visible, [data-mode-bookmark]:focus-visible, [data-mode-share]:focus-visible, [data-mode-saved-open]:focus-visible { outline: 2px solid var(--accent, #8652ff); outline-offset: 3px; }
.mode-action-status { position: fixed; z-index: 10000; left: 50%; bottom: max(24px, env(safe-area-inset-bottom)); width: max-content; max-width: calc(100vw - 32px); transform: translate(-50%, 12px); padding: 12px 18px; color: #fff; background: #202632; border: 1px solid #ffffff20; border-radius: 8px; box-shadow: 0 6px 26px #0003; font-size: 13px; line-height: 1.5; opacity: 0; visibility: hidden; transition: opacity .15s, transform .15s, visibility .15s; pointer-events: none; }
.mode-action-status[data-visible="true"] { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.mode-copy-input { position: fixed; top: -1000px; left: -1000px; width: 1px; height: 1px; opacity: 0; }
html:is([data-layout-mode="social"], [data-layout-mode="forum"]) [data-mode-bookmark].is-saved { color: var(--accent, #8652ff); }
html:is([data-layout-mode="social"], [data-layout-mode="forum"]) .article-body { font-size: var(--mode-reading-font, 18px); }
html:is([data-layout-mode="social"], [data-layout-mode="forum"]) [data-mode-read-progress] { --reading-progress: 0%; }
@media (max-width: 600px) {
    .mode-controls { top: 7px; right: 8px; gap: 2px; padding: 3px; }
    .mode-controls > .icon-button { width: 28px; height: 28px; min-height: 28px; }
    .mode-saved-dialog { width: calc(100vw - 20px); max-height: calc(100dvh - 24px); border-radius: 6px; }
    .mode-saved-header { padding: 18px 16px; gap: 12px; }
    .mode-saved-list { padding: 0 16px; }
    .mode-saved-item { gap: 10px; padding: 17px 0; }
    .mode-saved-link { gap: 10px; }
    .mode-saved-image { width: 60px; height: 60px; }
    .mode-saved-info strong { font-size: 13px; }
    .mode-saved-info p { display: none; }
    .mode-saved-remove { padding: 6px 8px; font-size: 11px; }
    html[data-layout-mode="social"] .mode-action-status { bottom: calc(76px + env(safe-area-inset-bottom)); }
}
@media (prefers-reduced-motion: reduce) { .mode-action-status { transition: none; } }
@media print { .mode-saved-dialog, .mode-action-status, [data-mode-read-progress], [data-mode-bookmark], [data-mode-share] { display: none !important; } }