:root {
    --mw-ai-accent: #303552;
    --mw-ai-accent-strong: #1f233a;
    --mw-ai-surface: rgba(249, 247, 242, 0.96);
    --mw-ai-surface-solid: #f9f7f2;
    --mw-ai-panel: #fbf9f4;
    --mw-ai-text: #232329;
    --mw-ai-muted: #74716b;
    --mw-ai-line: rgba(35, 35, 41, 0.13);
    --mw-ai-soft: rgba(48, 53, 82, 0.065);
    --mw-ai-character: #171820;
    --mw-ai-character-eye: #f9f7f2;
    --mw-ai-orb-from: #7180aa;
    --mw-ai-orb-to: #252b46;
    --mw-ai-danger: #b13c54;
    --mw-ai-radius-panel: 22px;
    --mw-ai-radius-control: 12px;
    --mw-ai-shadow: 0 24px 72px rgba(43, 38, 31, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.78);
    --mw-ai-sticky-top: 86px;
    --mw-ai-layer-launcher: 8800;
    --mw-ai-layer-panel: 8790;
    --mw-ai-layer-selection: 8810;
}

.mw-ai-reader,
.mw-ai-reader * {
    box-sizing: border-box;
}

.mw-ai-reader {
    position: fixed;
    inset: 0;
    z-index: var(--mw-ai-layer-panel);
    pointer-events: none;
    color: var(--mw-ai-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
    font-size: 15px;
    line-height: 1.6;
}

.mw-ai-reader button,
.mw-ai-reader textarea {
    font: inherit;
}

.mw-ai-reader__launcher {
    position: fixed;
    right: 18px;
    top: 50%;
    z-index: var(--mw-ai-layer-launcher);
    display: flex;
    align-items: center;
    gap: 9px;
    width: auto;
    padding: 8px 13px 8px 8px;
    border: 1px solid rgba(35, 35, 41, 0.1);
    border-radius: 17px;
    background: var(--mw-ai-surface);
    color: var(--mw-ai-text);
    box-shadow: 0 14px 38px rgba(43, 38, 31, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.84);
    cursor: pointer;
    pointer-events: auto;
    transform: translateY(-50%);
    transition: transform 180ms ease, opacity 180ms ease, box-shadow 180ms ease;
    -webkit-backdrop-filter: blur(18px) saturate(112%);
    backdrop-filter: blur(18px) saturate(112%);
}

.mw-ai-reader__launcher:hover {
    transform: translateY(calc(-50% - 2px));
    box-shadow: 0 18px 44px rgba(43, 38, 31, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.84);
}

.mw-ai-reader__launcher:active {
    transform: translateY(calc(-50% + 1px)) scale(0.98);
}

.mw-ai-reader__launcher:focus-visible,
.mw-ai-reader button:focus-visible,
.mw-ai-reader textarea:focus-visible,
.mw-ai-reader__selection-button:focus-visible {
    outline: 3px solid rgba(48, 53, 82, 0.3);
    outline-offset: 2px;
}

.mw-ai-reader__character {
    display: grid;
    flex: 0 0 auto;
    place-items: center;
    width: 38px;
    aspect-ratio: 1;
    color: var(--mw-ai-character);
}

.mw-ai-reader__character svg {
    display: block;
    width: 100%;
    height: 100%;
    overflow: visible;
}

.mw-ai-reader__character.is-launcher {
    transition: transform 220ms ease, filter 220ms ease;
}

.mw-ai-reader__launcher:hover .mw-ai-reader__character.is-launcher,
.mw-ai-reader__launcher:focus-visible .mw-ai-reader__character.is-launcher {
    transform: scale(1.07);
    filter: brightness(1.12);
}

.mw-ai-reader.has-particle-orb .mw-ai-reader__character svg {
    display: none;
}

.mw-ai-reader__particle-canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.mw-ai-reader__character-body {
    fill: currentColor;
    filter: drop-shadow(0 5px 7px rgba(23, 24, 32, 0.14));
}

.mw-ai-reader__character-eyes {
    transform-box: fill-box;
    transform-origin: center;
    transition: transform 280ms cubic-bezier(0.16, 1, 0.3, 1);
}

.mw-ai-reader__character-eye {
    fill: var(--mw-ai-character-eye);
    transform-box: fill-box;
    transform-origin: center;
    animation: mw-ai-reader-blink 6.4s ease-in-out infinite;
}

.mw-ai-reader__character-eye.is-left {
    transform: rotate(-17deg);
}

.mw-ai-reader__character-eye.is-right {
    transform: rotate(-17deg);
    animation-delay: 70ms;
}

.mw-ai-reader__character-orbit {
    fill: none;
    stroke: var(--mw-ai-accent);
    stroke-width: 1.4;
    stroke-linecap: round;
    stroke-dasharray: 2 7 13 10;
    opacity: 0;
    transform-box: fill-box;
    transform-origin: center;
}

.mw-ai-reader[data-character-state="engaged"] .mw-ai-reader__character-eyes {
    transform: translate(1.5px, -1px);
}

.mw-ai-reader[data-character-state="thinking"] .mw-ai-reader__character-eyes {
    transform: translate(-1px, 1px) rotate(7deg);
}

.mw-ai-reader[data-character-state="thinking"] .mw-ai-reader__character-orbit {
    opacity: 0.48;
    animation: mw-ai-reader-orbit 1.8s linear infinite;
}

.mw-ai-reader[data-character-state="complete"] .mw-ai-reader__character-eyes {
    transform: translate(1px, 2px) scaleY(0.32);
}

.mw-ai-reader[data-character-state="error"] .mw-ai-reader__character-eyes {
    transform: translateY(4px) scaleY(0.5) rotate(11deg);
}

.mw-ai-reader[data-character-state="thinking"] .mw-ai-reader__character-eye {
    animation: none;
}

@keyframes mw-ai-reader-blink {
    0%, 43%, 47%, 100% { scale: 1 1; }
    45% { scale: 1 0.12; }
}

@keyframes mw-ai-reader-orbit {
    to { transform: rotate(360deg); }
}

.mw-ai-reader__launcher-label {
    display: grid;
    gap: 1px;
    text-align: left;
}

.mw-ai-reader__launcher-label small,
.mw-ai-reader__launcher-label strong {
    display: block;
    line-height: 1.25;
}

.mw-ai-reader__launcher-label small {
    color: var(--mw-ai-muted);
    font-size: 9px;
    font-weight: 620;
    letter-spacing: 0.12em;
}

.mw-ai-reader__launcher-label strong {
    color: var(--mw-ai-text);
    font-size: 12px;
    font-weight: 680;
}

.mw-ai-reader__panel {
    position: fixed;
    top: 76px;
    right: 18px;
    bottom: 18px;
    z-index: var(--mw-ai-layer-panel);
    display: grid;
    grid-template-rows: auto auto auto auto minmax(120px, 1fr) auto auto;
    width: min(390px, calc(100vw - 36px));
    overflow: hidden;
    border: 1px solid rgba(35, 35, 41, 0.11);
    border-radius: var(--mw-ai-radius-panel);
    background: var(--mw-ai-panel);
    box-shadow: var(--mw-ai-shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateX(calc(100% + 42px)) scale(0.985);
    transform-origin: right center;
    transition: transform 240ms cubic-bezier(0.16, 1, 0.3, 1), opacity 180ms ease;
}

.mw-ai-reader.is-open .mw-ai-reader__panel {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0) scale(1);
}

.mw-ai-reader.is-open .mw-ai-reader__launcher {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-50%) translateX(20px);
}

.mw-ai-reader__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    padding: 18px 20px 14px;
    border-bottom: 1px solid rgba(35, 35, 41, 0.065);
}

.mw-ai-reader__identity {
    display: flex;
    align-items: center;
    gap: 11px;
}

.mw-ai-reader__character.is-header {
    width: 44px;
}

.mw-ai-reader__header h2,
.mw-ai-reader__header p {
    margin: 0;
}

.mw-ai-reader__header h2 {
    color: var(--mw-ai-text);
    font-size: 20px;
    font-weight: 720;
    line-height: 1.25;
    letter-spacing: -0.025em;
}

.mw-ai-reader__kicker {
    margin-bottom: 2px !important;
    color: var(--mw-ai-muted);
    font-size: 9px;
    font-weight: 720;
    letter-spacing: 0.15em;
}

.mw-ai-reader__close {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    padding: 0;
    border: 1px solid var(--mw-ai-line);
    border-radius: 10px;
    background: transparent;
    color: var(--mw-ai-muted);
    font-size: 23px;
    line-height: 1;
    cursor: pointer;
}

.mw-ai-reader__close:hover {
    color: var(--mw-ai-text);
    background: var(--mw-ai-soft);
}

.mw-ai-reader__article {
    display: grid;
    gap: 2px;
    margin: 0 20px;
    padding: 12px 14px;
    border: 0;
    border-left: 2px solid var(--mw-ai-accent);
    border-radius: 2px 10px 10px 2px;
    background: var(--mw-ai-soft);
}

.mw-ai-reader__article span {
    color: var(--mw-ai-muted);
    font-size: 11px;
}

.mw-ai-reader__article strong {
    overflow: hidden;
    color: var(--mw-ai-text);
    font-size: 13px;
    font-weight: 650;
    line-height: 1.45;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mw-ai-reader__quick-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    padding: 16px 20px 13px;
}

.mw-ai-reader__quick-actions button {
    min-width: 0;
    padding: 9px 5px;
    border: 1px solid var(--mw-ai-line);
    border-radius: 9px;
    background: transparent;
    color: var(--mw-ai-text);
    font-size: 12px;
    font-weight: 620;
    white-space: nowrap;
    cursor: pointer;
    transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.mw-ai-reader__quick-actions button:hover {
    border-color: rgba(48, 53, 82, 0.34);
    background: var(--mw-ai-soft);
}

.mw-ai-reader__quick-actions button:active {
    transform: translateY(1px);
}

.mw-ai-reader__quick-actions button:disabled,
.mw-ai-reader__composer button:disabled {
    cursor: wait;
    opacity: 0.5;
}

.mw-ai-reader__library-toggle {
    padding: 0 20px 2px;
}

.mw-ai-reader__library-switch {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 5px 11px;
    border: 1px solid var(--mw-ai-line);
    border-radius: 999px;
    background: transparent;
    color: var(--mw-ai-muted);
    font-size: 12px;
    font-weight: 620;
    cursor: pointer;
    transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.mw-ai-reader__library-switch-state {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 18px;
    padding: 0 6px;
    border-radius: 999px;
    background: rgba(102, 107, 134, 0.16);
    font-size: 11px;
    font-weight: 700;
}

.mw-ai-reader.is-library-mode .mw-ai-reader__library-switch {
    border-color: rgba(83, 103, 255, 0.4);
    background: rgba(83, 103, 255, 0.1);
    color: var(--mw-ai-accent);
}

.mw-ai-reader.is-library-mode .mw-ai-reader__library-switch-state {
    background: var(--mw-ai-accent);
    color: #f8f9ff;
}

.mw-ai-reader__citations {
    margin: 0;
    padding: 8px 0 0;
    list-style: none;
}

.mw-ai-reader__citations li {
    margin: 4px 0;
}

.mw-ai-reader__citations a {
    color: var(--mw-ai-accent);
    font-size: 12px;
    text-decoration: none;
}

.mw-ai-reader__citations a:hover {
    text-decoration: underline;
}

.mw-ai-reader__messages {
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    padding: 4px 20px 18px;
    overscroll-behavior: contain;
    scrollbar-color: rgba(48, 53, 82, 0.22) transparent;
    scrollbar-width: thin;
}

.mw-ai-reader__empty {
    display: grid;
    justify-items: start;
    align-content: center;
    min-height: 220px;
    padding: 26px 8px 34px;
    text-align: left;
}

.mw-ai-reader__character.is-empty {
    width: 82px;
    margin: 0 0 18px -7px;
}

.mw-ai-reader__empty p,
.mw-ai-reader__empty > span:not(.mw-ai-reader__character) {
    margin: 0;
}

.mw-ai-reader__empty p {
    max-width: 27ch;
    color: var(--mw-ai-text);
    font-size: 16px;
    font-weight: 560;
    line-height: 1.7;
}

.mw-ai-reader__empty > span:not(.mw-ai-reader__character) {
    display: block;
    max-width: 34ch;
    margin-top: 9px;
    color: var(--mw-ai-muted);
    font-size: 12px;
}

.mw-ai-reader__message {
    display: grid;
    gap: 5px;
    margin: 13px 0;
}

.mw-ai-reader__message-label {
    color: var(--mw-ai-muted);
    font-size: 11px;
    font-weight: 650;
}

.mw-ai-reader__message-body {
    max-width: 94%;
    padding: 11px 13px;
    border: 1px solid var(--mw-ai-line);
    border-radius: var(--mw-ai-radius-control);
    background: rgba(255, 255, 255, 0.46);
    color: var(--mw-ai-text);
    font-size: 13px;
    line-height: 1.75;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.mw-ai-reader__message.is-user {
    justify-items: end;
}

.mw-ai-reader__message.is-user .mw-ai-reader__message-body {
    border-color: transparent;
    background: var(--mw-ai-accent);
    color: #f8f9ff;
}

.mw-ai-reader__message.is-error .mw-ai-reader__message-body {
    border-color: rgba(177, 60, 84, 0.24);
    background: rgba(177, 60, 84, 0.08);
    color: var(--mw-ai-danger);
}

.mw-ai-reader__loading-lines {
    display: grid;
    gap: 7px;
    width: 84%;
    padding: 12px 13px;
    border: 1px solid var(--mw-ai-line);
    border-radius: var(--mw-ai-radius-control);
    background: rgba(255, 255, 255, 0.58);
}

.mw-ai-reader__loading-lines i {
    display: block;
    height: 7px;
    border-radius: 4px;
    background: rgba(48, 53, 82, 0.13);
    transform-origin: left center;
    animation: mw-ai-reader-shimmer 1.2s ease-in-out infinite;
}

.mw-ai-reader__loading-lines i:nth-child(2) {
    width: 91%;
    animation-delay: 90ms;
}

.mw-ai-reader__loading-lines i:nth-child(3) {
    width: 68%;
    animation-delay: 160ms;
}

@keyframes mw-ai-reader-shimmer {
    0%, 100% { opacity: 0.38; transform: scaleX(0.86); }
    50% { opacity: 0.9; transform: scaleX(1); }
}

.mw-ai-reader__selection-context {
    position: relative;
    margin: 0 20px 10px;
    padding: 10px 12px 11px;
    border-left: 3px solid var(--mw-ai-accent);
    border-radius: 0 var(--mw-ai-radius-control) var(--mw-ai-radius-control) 0;
    background: var(--mw-ai-soft);
}

.mw-ai-reader__selection-context span {
    color: var(--mw-ai-accent);
    font-size: 10px;
    font-weight: 720;
    letter-spacing: 0.08em;
}

.mw-ai-reader__selection-context blockquote {
    display: -webkit-box;
    overflow: hidden;
    margin: 4px 44px 0 0;
    padding: 0;
    border: 0;
    color: var(--mw-ai-text);
    font-size: 12px;
    font-style: normal;
    line-height: 1.55;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.mw-ai-reader__selection-context button {
    position: absolute;
    right: 8px;
    bottom: 8px;
    padding: 2px 5px;
    border: 0;
    background: transparent;
    color: var(--mw-ai-muted);
    font-size: 10px;
    cursor: pointer;
}

.mw-ai-reader__composer {
    padding: 14px 20px 16px;
    border-top: 1px solid var(--mw-ai-line);
    background: rgba(247, 244, 237, 0.82);
}

.mw-ai-reader__composer label {
    display: block;
    margin-bottom: 7px;
    color: var(--mw-ai-muted);
    font-size: 11px;
    font-weight: 620;
}

.mw-ai-reader__input-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 8px;
}

.mw-ai-reader__composer textarea {
    width: 100%;
    min-height: 62px;
    max-height: 130px;
    resize: vertical;
    padding: 10px 11px;
    border: 1px solid rgba(35, 35, 41, 0.18);
    border-radius: var(--mw-ai-radius-control);
    outline: 0;
    background: rgba(255, 255, 255, 0.58);
    color: var(--mw-ai-text);
    font-size: 13px;
    line-height: 1.5;
}

.mw-ai-reader__composer textarea::placeholder {
    color: #8a8780;
}

.mw-ai-reader__composer textarea:focus {
    border-color: rgba(48, 53, 82, 0.64);
    box-shadow: 0 0 0 3px rgba(48, 53, 82, 0.1);
}

.mw-ai-reader__composer button[type="submit"] {
    min-width: 58px;
    height: 40px;
    padding: 0 14px;
    border: 0;
    border-radius: 11px;
    background: var(--mw-ai-accent);
    color: #f8f9ff;
    font-size: 12px;
    font-weight: 680;
    white-space: nowrap;
    cursor: pointer;
    transition: background-color 160ms ease, transform 160ms ease;
}

.mw-ai-reader__composer button[type="submit"]:hover {
    background: var(--mw-ai-accent-strong);
}

.mw-ai-reader__composer button[type="submit"]:active {
    transform: translateY(1px);
}

.mw-ai-reader__disclosure {
    margin: 8px 0 0;
    color: var(--mw-ai-muted);
    font-size: 10px;
    line-height: 1.45;
}

.mw-ai-reader__selection-button {
    position: fixed;
    z-index: var(--mw-ai-layer-selection);
    padding: 8px 12px;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 10px;
    background: var(--mw-ai-accent);
    box-shadow: 0 10px 26px rgba(43, 38, 31, 0.22);
    color: #f8f9ff;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif;
    font-size: 12px;
    font-weight: 650;
    white-space: nowrap;
    cursor: pointer;
}

.mw-ai-reader__selection-button:hover {
    background: var(--mw-ai-accent-strong);
}

.mw-ai-reader.is-unavailable {
    display: none;
}

.mw-ai-reader.is-syncing .mw-ai-reader__launcher {
    opacity: 0.58;
    pointer-events: none;
}

body.single-post #banner {
    height: clamp(400px, 52vh, 460px) !important;
    padding-top: 56px !important;
    padding-bottom: 56px !important;
}

body.single-post #banner_container {
    height: 170px !important;
}

body.single-post #content {
    margin-top: clamp(-215px, -24vh, -170px) !important;
}

#footer.site-footer {
    min-height: 0 !important;
    margin: 6px 0 4px !important;
    padding: 6px 10px !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
}

#footer.site-footer > * {
    width: auto !important;
}

.mw-ai-reader-footer-meta {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.42em;
    color: rgba(52, 65, 95, 0.58);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
    font-size: 12px;
    line-height: 1.6;
}

#footer.site-footer .mw-ai-reader-footer-contact,
#footer.site-footer .mw-ai-reader-footer-icp {
    color: inherit !important;
    text-decoration: none;
    transition: color 180ms ease;
}

#footer.site-footer .mw-ai-reader-footer-contact:hover,
#footer.site-footer .mw-ai-reader-footer-icp:hover {
    color: var(--mw-ai-accent) !important;
    text-decoration: none;
}

.mw-ai-reader-footer-contact:focus-visible,
.mw-ai-reader-footer-icp:focus-visible {
    outline: 3px solid rgba(94, 114, 228, 0.28);
    outline-offset: 4px;
    border-radius: 3px;
}

.mw-ai-reader-footer-separator {
    opacity: 0.5;
}

html.darkmode .mw-ai-reader-footer-meta,
html.dark .mw-ai-reader-footer-meta {
    color: rgba(235, 238, 248, 0.62);
}

.mw-ai-reader-nav-widget,
.mw-ai-reader-popular-widget {
    color: #34415f;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
}

.mw-ai-reader-left-stack > .mw-ai-reader-nav-widget {
    margin: 14px 12px 16px !important;
    border: 1px solid rgba(82, 95, 127, 0.1) !important;
    border-radius: 12px !important;
    background: rgba(94, 114, 228, 0.035) !important;
    box-shadow: none !important;
}

@media (min-width: 992px) {
    .mw-ai-reader-left-stack,
    .mw-ai-reader-popular-widget {
        position: sticky !important;
        top: var(--mw-ai-sticky-top);
        z-index: 12;
        align-self: flex-start;
    }

    .mw-ai-reader-left-stack.is-stuck,
    .mw-ai-reader-popular-widget.is-stuck {
        position: fixed !important;
        top: var(--mw-ai-sticky-top) !important;
        left: var(--mw-ai-sticky-left) !important;
        width: var(--mw-ai-sticky-width) !important;
        max-height: calc(100dvh - var(--mw-ai-sticky-top) - 16px);
        overflow-y: auto;
        overscroll-behavior: contain;
    }
}

.mw-ai-reader-sticky-sentinel {
    height: 1px;
    margin-bottom: -1px;
    pointer-events: none;
}

.mw-ai-reader-sticky-placeholder {
    pointer-events: none;
}

.mw-ai-reader-nav-widget > h6,
.mw-ai-reader-popular-widget > h6 {
    margin: 0;
    padding: 16px 18px 9px;
    color: #2f3d63 !important;
    font-size: 12px;
    font-weight: 720 !important;
    letter-spacing: 0.04em;
}

.mw-ai-reader-category-nav {
    padding: 0 10px 12px;
}

.mw-ai-reader-category-list,
.mw-ai-reader-popular-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.mw-ai-reader-category-list .mw-ai-reader-category-list {
    padding: 4px 0 2px 12px;
}

.mw-ai-reader-category-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    min-height: 38px;
    border-radius: 10px;
}

.mw-ai-reader-category-row:hover,
.mw-ai-reader-category-item.is-current > .mw-ai-reader-category-row {
    background: rgba(94, 114, 228, 0.08);
}

.mw-ai-reader-category-row > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-width: 0;
    padding: 8px 8px 8px 10px;
    color: #405077;
    font-size: 12px;
    line-height: 1.4;
}

.mw-ai-reader-category-row > a:hover {
    color: #5e72e4;
    text-decoration: none;
}

.mw-ai-reader-category-row > a span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mw-ai-reader-category-row small {
    flex: 0 0 auto;
    color: #8b96b3;
    font-size: 10px;
}

.mw-ai-reader-category-toggle {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    margin-right: 4px;
    padding: 0;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: #7180a5;
    cursor: pointer;
}

.mw-ai-reader-category-toggle:hover {
    background: rgba(94, 114, 228, 0.1);
    color: #5e72e4;
}

.mw-ai-reader-category-toggle span {
    transition: transform 160ms ease;
}

.mw-ai-reader-category-toggle[aria-expanded="true"] span {
    transform: rotate(180deg);
}

.mw-ai-reader-category-children[hidden] {
    display: none;
}

.mw-ai-reader-popular-list {
    padding: 0 15px 12px;
}

.mw-ai-reader-popular-list li {
    display: block;
    padding: 12px 0;
    border-top: 1px solid rgba(82, 95, 127, 0.12);
}

.mw-ai-reader-popular-list li:first-child {
    border-top: 0;
}

.mw-ai-reader-popular-list a {
    display: block;
    overflow: hidden;
    color: #354260;
    font-size: 12px;
    font-weight: 620;
    line-height: 1.45;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mw-ai-reader-popular-list a:hover {
    color: #5e72e4;
    text-decoration: none;
}

html.darkmode .mw-ai-reader-nav-widget,
html.darkmode .mw-ai-reader-popular-widget,
html.dark .mw-ai-reader-nav-widget,
html.dark .mw-ai-reader-popular-widget {
    color: #dbe2fa;
}

html.darkmode .mw-ai-reader-nav-widget > h6,
html.darkmode .mw-ai-reader-popular-widget > h6,
html.darkmode .mw-ai-reader-category-row > a,
html.darkmode .mw-ai-reader-popular-list a,
html.dark .mw-ai-reader-nav-widget > h6,
html.dark .mw-ai-reader-popular-widget > h6,
html.dark .mw-ai-reader-category-row > a,
html.dark .mw-ai-reader-popular-list a {
    color: #e4e9fb !important;
}

html.darkmode .mw-ai-reader,
html.dark .mw-ai-reader,
[data-theme="dark"] .mw-ai-reader {
    --mw-ai-accent: #979dbf;
    --mw-ai-accent-strong: #b2b7d3;
    --mw-ai-surface: rgba(28, 28, 33, 0.96);
    --mw-ai-surface-solid: #1c1c21;
    --mw-ai-panel: #1b1b20;
    --mw-ai-text: #eeeae2;
    --mw-ai-muted: #aaa69e;
    --mw-ai-line: rgba(238, 234, 226, 0.15);
    --mw-ai-soft: rgba(151, 157, 191, 0.11);
    --mw-ai-character: #eeebe3;
    --mw-ai-character-eye: #1b1b20;
    --mw-ai-orb-from: #eeebe3;
    --mw-ai-orb-to: #979dbf;
    --mw-ai-shadow: 0 24px 70px rgba(5, 5, 8, 0.52), inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

html.darkmode .mw-ai-reader__close,
html.darkmode .mw-ai-reader__quick-actions button,
html.darkmode .mw-ai-reader__message-body,
html.darkmode .mw-ai-reader__loading-lines,
html.darkmode .mw-ai-reader__composer textarea {
    background: rgba(255, 255, 255, 0.06);
}

html.darkmode .mw-ai-reader__composer {
    background: rgba(24, 24, 29, 0.9);
}

html.darkmode .mw-ai-reader__message.is-user .mw-ai-reader__message-body {
    background: var(--mw-ai-accent);
}

html.darkmode .mw-ai-reader-left-stack > .mw-ai-reader-nav-widget,
html.dark .mw-ai-reader-left-stack > .mw-ai-reader-nav-widget {
    border-color: rgba(197, 207, 240, 0.12) !important;
    background: rgba(114, 137, 255, 0.06) !important;
}

@media (max-width: 767px) {
    .mw-ai-reader__launcher {
        top: auto;
        right: 14px;
        bottom: 18px;
        width: auto;
        padding: 9px 12px 9px 9px;
        border-radius: 14px;
        transform: none;
    }

    .mw-ai-reader__launcher:hover,
    .mw-ai-reader__launcher:active {
        transform: translateY(-1px);
    }

    .mw-ai-reader__character.is-launcher {
        width: 34px;
    }

    .mw-ai-reader__panel {
        top: auto;
        right: 0;
        bottom: 0;
        left: 0;
        grid-template-rows: auto auto auto auto minmax(110px, 1fr) auto auto;
        width: 100%;
        max-height: min(88dvh, 760px);
        border-right: 0;
        border-bottom: 0;
        border-left: 0;
        border-radius: 22px 22px 0 0;
        transform: translateY(calc(100% + 24px));
        transform-origin: bottom center;
    }

    .mw-ai-reader.is-open .mw-ai-reader__panel {
        transform: translateY(0);
    }

    .mw-ai-reader__header {
        padding-top: 16px;
    }

    .mw-ai-reader__character.is-header {
        width: 40px;
    }

    .mw-ai-reader__header h2 {
        font-size: 20px;
    }

    .mw-ai-reader__messages {
        padding-bottom: 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .mw-ai-reader__launcher,
    .mw-ai-reader__panel,
    .mw-ai-reader button,
    .mw-ai-reader__character-eyes,
    .mw-ai-reader__character.is-launcher {
        transition: none !important;
    }

    .mw-ai-reader__loading-lines i,
    .mw-ai-reader__character-eye,
    .mw-ai-reader__character-orbit {
        animation: none;
    }

    .mw-ai-reader__loading-lines i {
        background: rgba(48, 53, 82, 0.16);
    }
}

@media (prefers-reduced-transparency: reduce) {
    .mw-ai-reader__launcher,
    .mw-ai-reader__panel {
        background: var(--mw-ai-surface-solid);
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
    }
}

/* An unavailable library row must retain its explicit grid position. */
.mw-ai-reader__messages { grid-row: 5; }
.mw-ai-reader__library-toggle[hidden] { display: none; }
.mw-ai-reader__message-body a { color: var(--mw-ai-accent); }

/* =====================================================================
   模型回答的 Markdown 排版
   视觉取自 Typora 主题 VLOOK™ “Hope”（vlook-hope.css）：主题蓝 #0b50d9、
   强调绿 #77c750、渐变标题带、bevel 圆角、macOS 窗口风格代码块、绿色荧光笔高亮、
   引用块底色、表格斑马纹。取色与造型对齐原主题，字号按 460px 侧栏收敛。
   ===================================================================== */
.mw-ai-reader__message-body.is-markdown {
    --mw-md-accent: #0b50d9;
    --mw-md-accent-warm: #77c750;
    --mw-md-text: #1c1e1f;
    --mw-md-muted: #7d868a;
    --mw-md-line: rgba(28, 30, 31, 0.12);
    --mw-md-fill: rgba(235, 237, 239, 0.92);
    --mw-md-fill-strong: #d4d9dd;
    --mw-md-quote-bg: rgba(235, 237, 239, 0.78);
    --mw-md-zebra-odd: rgba(235, 237, 239, 0.42);
    --mw-md-zebra-even: rgba(235, 237, 239, 0.82);
    --mw-md-mark: rgba(119, 199, 80, 0.6);
    --mw-md-head-band: rgba(11, 80, 217, 0.1);
    --mw-md-head-edge: rgba(11, 80, 217, 0.2);
    --mw-md-code-text: #77c750;
    --mw-md-code-surface: #ffffff;
    --mw-md-code-border: #d4d9dd;
    --mw-md-code-block-bg: #1c1e1f;
    --mw-md-code-block-text: #eceeef;
    --mw-md-kbd-text: #eeeeee;
    --mw-md-kbd-bg: linear-gradient(0deg, #555555, #666666), #666666;
    --mw-md-kbd-shadow: 0 0 0 1px #888888;
    --mw-md-bevel-sm: 6px;
    --mw-md-bevel-lg: 12px;
    --mw-md-mono: "SFMono-Regular", "SF Mono", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;

    white-space: normal;
    font-size: 14px;
    line-height: 1.75;
    color: var(--mw-md-text);
    /* 面板里的消息是 grid 项：不加 min-width:0，表格/代码的 min-content 会把控件撑爆并裁掉右侧 */
    min-width: 0;
    overflow-x: hidden;
}

html.darkmode .mw-ai-reader__message-body.is-markdown,
html.dark .mw-ai-reader__message-body.is-markdown,
[data-theme="dark"] .mw-ai-reader__message-body.is-markdown {
    --mw-md-accent: #2469f3;
    --mw-md-accent-warm: #85c763;
    --mw-md-text: #eceeef;
    --mw-md-muted: #7d8b92;
    --mw-md-line: rgba(236, 238, 239, 0.16);
    --mw-md-fill: rgba(56, 58, 60, 0.72);
    --mw-md-fill-strong: #444749;
    --mw-md-quote-bg: rgba(56, 58, 60, 0.5);
    --mw-md-zebra-odd: rgba(56, 58, 60, 0.42);
    --mw-md-zebra-even: rgba(56, 58, 60, 0.82);
    --mw-md-mark: rgba(133, 199, 99, 0.6);
    --mw-md-head-band: rgba(36, 105, 243, 0.2);
    --mw-md-head-edge: rgba(36, 105, 243, 0.2);
    --mw-md-code-text: #85c763;
    --mw-md-code-surface: rgba(255, 255, 255, 0.06);
    --mw-md-code-border: #444749;
    --mw-md-code-block-bg: #000000;
    --mw-md-code-block-text: #eceeef;
    --mw-md-kbd-text: #333333;
    --mw-md-kbd-bg: linear-gradient(0deg, #f0f0f0, #ffffff), #ffffff;
    --mw-md-kbd-shadow: 0 0 0 1px #aaaaaa;
}

@supports (corner-shape: bevel) {
    .mw-ai-reader__message-body.is-markdown .mw-md-code,
    .mw-ai-reader__message-body.is-markdown .mw-md-quote,
    .mw-ai-reader__message-body.is-markdown .mw-md-table,
    .mw-ai-reader__message-body.is-markdown .mw-md-code-inline,
    .mw-ai-reader__message-body.is-markdown .mw-md-task {
        corner-shape: bevel;
    }
}

/* 段落与通用节奏 */
.mw-ai-reader__message-body.is-markdown .mw-md-p {
    margin: 0.55em 0;
    overflow-wrap: anywhere;
}

.mw-ai-reader__message-body.is-markdown > .mw-md-p:first-child,
.mw-ai-reader__message-body.is-markdown > .mw-md-h:first-child,
.mw-ai-reader__message-body.is-markdown > .mw-md-list:first-child,
.mw-ai-reader__message-body.is-markdown > .mw-md-quote:first-child,
.mw-ai-reader__message-body.is-markdown > .mw-md-code:first-child,
.mw-ai-reader__message-body.is-markdown > .mw-md-table-wrap:first-child {
    margin-top: 0;
}

.mw-ai-reader__message-body.is-markdown > :last-child {
    margin-bottom: 0;
}

/* 标题：主题的渐变标题带 + 左右色块 */
.mw-ai-reader__message-body.is-markdown .mw-md-h {
    margin: 1.5em 0 0.5em;
    padding: 3px 8px;
    border-left: 6px solid var(--mw-md-head-edge);
    border-right: 6px solid var(--mw-md-head-edge);
    background: linear-gradient(90deg, var(--mw-md-head-band), transparent 55%, var(--mw-md-head-band));
    color: var(--mw-md-accent);
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: 0;
}

.mw-ai-reader__message-body.is-markdown .mw-md-h1,
.mw-ai-reader__message-body.is-markdown .mw-md-h2 {
    text-align: center;
    font-size: 1.3em;
}

.mw-ai-reader__message-body.is-markdown .mw-md-h2 { font-size: 1.18em; }
.mw-ai-reader__message-body.is-markdown .mw-md-h3 { font-size: 1.08em; }
.mw-ai-reader__message-body.is-markdown .mw-md-h4,
.mw-ai-reader__message-body.is-markdown .mw-md-h5,
.mw-ai-reader__message-body.is-markdown .mw-md-h6 { font-size: 1em; }

/* 行内元素 */
.mw-ai-reader__message-body.is-markdown .mw-md-strong { font-weight: 700; }
.mw-ai-reader__message-body.is-markdown .mw-md-em { font-style: italic; }

.mw-ai-reader__message-body.is-markdown .mw-md-del {
    color: var(--mw-md-muted);
    text-decoration: line-through;
}

.mw-ai-reader__message-body.is-markdown .mw-md-mark {
    padding: 0 0.12em;
    border-radius: 2px;
    background: transparent;
    color: inherit;
    box-shadow: 0 -0.42em 0 0 var(--mw-md-mark) inset;
}

.mw-ai-reader__message-body.is-markdown .mw-md-link {
    border-bottom: 1px solid transparent;
    color: var(--mw-md-accent);
    text-decoration: none;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.mw-ai-reader__message-body.is-markdown .mw-md-link:hover,
.mw-ai-reader__message-body.is-markdown .mw-md-link:focus {
    border-bottom-color: currentColor;
    color: var(--mw-md-accent-warm);
}

.mw-ai-reader__message-body.is-markdown .mw-md-link-unsafe {
    border-bottom: 1px dashed var(--mw-md-muted);
    color: inherit;
    cursor: help;
}

.mw-ai-reader__message-body.is-markdown .mw-md-link-image { color: var(--mw-md-muted); }

.mw-ai-reader__message-body.is-markdown .mw-md-cite {
    display: inline-block;
    margin: 0 1px;
    padding: 0 4px;
    border-radius: 4px 0;
    background: var(--mw-md-head-band);
    color: var(--mw-md-accent);
    font-size: 0.82em;
    line-height: 1.6;
    text-decoration: none;
    vertical-align: 0.1em;
}

.mw-ai-reader__message-body.is-markdown .mw-md-cite:hover,
.mw-ai-reader__message-body.is-markdown .mw-md-cite:focus {
    background: var(--mw-md-accent);
    color: #ffffff;
}

@supports (corner-shape: bevel) {
    .mw-ai-reader__message-body.is-markdown .mw-md-cite { corner-shape: bevel; }
}

/* 行内代码：主题是白底绿字 + 灰边 */
.mw-ai-reader__message-body.is-markdown .mw-md-code-inline {
    display: inline-block;
    margin: 0 1px;
    padding: 2px 5px;
    border: 1px solid var(--mw-md-code-border);
    border-radius: var(--mw-md-bevel-sm) 0;
    background: var(--mw-md-code-surface);
    color: var(--mw-md-code-text);
    font: 400 12.5px/1.5 var(--mw-md-mono);
    overflow-wrap: anywhere;
}

/* 代码块：macOS 窗口风格（三个圆点 + 右上角语言） */
.mw-ai-reader__message-body.is-markdown .mw-md-code {
    max-width: 100%;
    min-width: 0;
    margin: 0.75em 0;
    border-radius: var(--mw-md-bevel-lg) 0;
    background: var(--mw-md-code-block-bg);
    box-shadow: 0 0 0 1px var(--mw-md-code-border);
    overflow: hidden;
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__bar {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 7px 10px;
    background: var(--mw-md-code-border);
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__dot:nth-child(1) {
    background: #fe6058;
    box-shadow: 0 0 0 1px #e65750;
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__dot:nth-child(2) {
    background: #ffbe2f;
    box-shadow: 0 0 0 1px #e6ab2a;
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__dot:nth-child(3) {
    background: #26c941;
    box-shadow: 0 0 0 1px #21b039;
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__lang {
    margin-left: auto;
    color: var(--mw-md-muted);
    font: italic 700 11px/1 var(--mw-md-mono);
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__pre {
    max-width: 100%;
    margin: 0;
    padding: 12px 13px;
    background: var(--mw-md-code-block-bg);
    color: var(--mw-md-code-block-text);
    overflow-x: auto;
    scrollbar-width: thin;
}

.mw-ai-reader__message-body.is-markdown .mw-md-code__text {
    border: 0;
    background: transparent;
    color: var(--mw-md-code-block-text);
    font: 400 12.5px/1.65 var(--mw-md-mono);
    white-space: pre;
    tab-size: 4;
}

/* 引用块 */
.mw-ai-reader__message-body.is-markdown .mw-md-quote {
    margin: 0.75em 0;
    padding: 0.6em 0.85em;
    border-radius: var(--mw-md-bevel-lg) 0;
    background: var(--mw-md-quote-bg);
}

.mw-ai-reader__message-body.is-markdown .mw-md-quote .mw-md-quote {
    border-left: 3px solid var(--mw-md-line);
    border-radius: 0;
    background: transparent;
}

/* 列表 */
.mw-ai-reader__message-body.is-markdown .mw-md-list {
    margin: 0.5em 0;
    padding-left: 1.5em;
}

.mw-ai-reader__message-body.is-markdown .mw-md-list .mw-md-list { margin: 0.25em 0 0.35em; }
.mw-ai-reader__message-body.is-markdown .mw-md-item { margin: 0.2em 0; }
.mw-ai-reader__message-body.is-markdown .mw-md-item::marker { color: var(--mw-md-accent); }

.mw-ai-reader__message-body.is-markdown ul.mw-md-list > .mw-md-item { list-style-type: disc; }
.mw-ai-reader__message-body.is-markdown ul.mw-md-list ul.mw-md-list > .mw-md-item { list-style-type: square; }
.mw-ai-reader__message-body.is-markdown ul.mw-md-list ul.mw-md-list ul.mw-md-list > .mw-md-item { list-style-type: circle; }

/* 有序列表：主题的方框序号 */
.mw-ai-reader__message-body.is-markdown ol.mw-md-list {
    padding-left: 2em;
    list-style: none;
}

.mw-ai-reader__message-body.is-markdown ol.mw-md-list > .mw-md-item {
    position: relative;
    counter-increment: mw-md-ol;
}

.mw-ai-reader__message-body.is-markdown ol.mw-md-list { counter-reset: mw-md-ol; }

.mw-ai-reader__message-body.is-markdown ol.mw-md-list > .mw-md-item::before {
    content: counter(mw-md-ol);
    position: absolute;
    top: 0.32em;
    left: -1.95em;
    width: 1.35em;
    height: 1.35em;
    border-radius: var(--mw-md-bevel-sm) 0;
    background: var(--mw-md-fill);
    box-shadow: 0 0 0 1px var(--mw-md-muted) inset;
    color: var(--mw-md-text);
    font: 700 10.5px/1.35em var(--mw-md-mono);
    text-align: center;
}

.mw-ai-reader__message-body.is-markdown ol.mw-md-list > .mw-md-item:nth-child(n + 10)::before { font-size: 9px; }

/* 任务列表 */
.mw-ai-reader__message-body.is-markdown .mw-md-item-task {
    list-style: none;
    padding-left: 1.45em;
}

.mw-ai-reader__message-body.is-markdown .mw-md-task {
    display: inline-block;
    width: 1.05em;
    height: 1.05em;
    margin: 0 0.35em 0 -1.45em;
    border: 1px solid var(--mw-md-muted);
    border-radius: 4px 0;
    background: var(--mw-md-fill);
    color: var(--mw-md-accent-warm);
    font: 700 0.85em/1.05em sans-serif;
    text-align: center;
    vertical-align: -0.15em;
}

.mw-ai-reader__message-body.is-markdown .mw-md-task.is-checked {
    border-color: var(--mw-md-accent-warm);
    background: transparent;
}

/* 表格 */
.mw-ai-reader__message-body.is-markdown .mw-md-table-wrap {
    max-width: 100%;
    min-width: 0;
    margin: 0.75em 0;
    overflow-x: auto;
    scrollbar-width: thin;
}

.mw-ai-reader__message-body.is-markdown .mw-md-table {
    width: 100%;
    border-collapse: collapse;
    border-radius: var(--mw-md-bevel-sm) 0;
    font-size: 12.5px;
    line-height: 1.6;
}

.mw-ai-reader__message-body.is-markdown .mw-md-table th {
    padding: 6px 8px;
    border: 1px solid var(--mw-md-line);
    background: var(--mw-md-fill-strong);
    color: var(--mw-md-text);
    font-weight: 700;
    text-align: left;
}

.mw-ai-reader__message-body.is-markdown .mw-md-table td {
    padding: 6px 8px;
    border: 1px solid var(--mw-md-line);
    background: var(--mw-md-zebra-odd);
    overflow-wrap: anywhere;
}

.mw-ai-reader__message-body.is-markdown .mw-md-table tbody tr:nth-child(even) td {
    background: var(--mw-md-zebra-even);
}

.mw-ai-reader__message-body.is-markdown .mw-md-align-center { text-align: center; }
.mw-ai-reader__message-body.is-markdown .mw-md-align-right { text-align: right; }
.mw-ai-reader__message-body.is-markdown .mw-md-table th.mw-md-align-center { text-align: center; }
.mw-ai-reader__message-body.is-markdown .mw-md-table th.mw-md-align-right { text-align: right; }

/* 分隔线与键盘按键 */
.mw-ai-reader__message-body.is-markdown .mw-md-hr {
    height: 0;
    margin: 1em 0;
    border: 0;
    border-top: 2px solid var(--mw-md-fill);
}

.mw-ai-reader__message-body.is-markdown kbd {
    padding: 3px 6px;
    border: 0;
    border-radius: 4px;
    background: var(--mw-md-kbd-bg);
    box-shadow: var(--mw-md-kbd-shadow);
    color: var(--mw-md-kbd-text);
    font: 700 0.75em/1.5 var(--mw-md-mono);
}

/* 窄面板下再收一档，避免代码与表格挤爆 */
@media (max-width: 520px) {
    .mw-ai-reader__message-body.is-markdown {
        font-size: 13.5px;
    }

    .mw-ai-reader__message-body.is-markdown .mw-md-h1,
    .mw-ai-reader__message-body.is-markdown .mw-md-h2 {
        font-size: 1.2em;
    }

    .mw-ai-reader__message-body.is-markdown .mw-md-code__text,
    .mw-ai-reader__message-body.is-markdown .mw-md-code-inline {
        font-size: 12px;
    }

    .mw-ai-reader__message-body.is-markdown .mw-md-table {
        font-size: 12px;
    }

    .mw-ai-reader__message-body.is-markdown .mw-md-table th,
    .mw-ai-reader__message-body.is-markdown .mw-md-table td {
        padding: 5px 6px;
    }
}