:root {
    --bg-base: #f6f1e8;
    --bg-secondary: #ece5d7;
    --surface: rgba(255, 255, 255, 0.82);
    --surface-strong: rgba(255, 255, 255, 0.93);
    --ink: #1f2530;
    --ink-soft: #5b6472;
    --line: rgba(32, 38, 45, 0.18);
    --brand: #ad402f;
    --brand-dark: #8f2f21;
    --accent: #1d4f7a;
    --ok: #1e7448;
    --error: #a52a2a;
    --shadow: 0 16px 36px rgba(24, 28, 36, 0.14);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    color: var(--ink);
    line-height: 1.68;
    font-family: var(
        --font-body,
        "Noto Sans SC",
        "PingFang SC",
        "Microsoft YaHei",
        sans-serif
    );
    background: linear-gradient(
        145deg,
        var(--bg-base) 0%,
        #f9f4eb 36%,
        var(--bg-secondary) 100%
    );
}

body.theme-minimal {
    --bg-base: #f7f4ee;
    --bg-secondary: #ece7dd;
    --ink: #1f2530;
    --ink-soft: #66707b;
}

body.theme-modern {
    --bg-base: #dce9f7;
    --bg-secondary: #c2d7ef;
    --ink: #182638;
    --ink-soft: #60758c;
}

body.theme-editorial {
    --bg-base: #f6f0e3;
    --bg-secondary: #e8decb;
    --ink: #2a241f;
    --ink-soft: #6f645a;
}

body.theme-mono {
    --bg-base: #f3f3f3;
    --bg-secondary: #e7e7e7;
    --surface: rgba(255, 255, 255, 0.9);
    --surface-strong: rgba(255, 255, 255, 0.96);
    --ink: #202020;
    --ink-soft: #616161;
    --accent: #3b3b3b;
}

body.theme-wallpaper {
    --bg-base: #101722;
    --bg-secondary: #162133;
    --surface: rgba(15, 24, 36, 0.62);
    --surface-strong: rgba(20, 31, 46, 0.76);
    --ink: #eef4fb;
    --ink-soft: #c1cfde;
    --line: rgba(185, 206, 228, 0.22);
    --accent: #87b7ff;
}

.bg-mesh {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background:
        radial-gradient(
            circle at 14% 16%,
            rgba(173, 64, 47, 0.15),
            transparent 40%
        ),
        radial-gradient(
            circle at 82% 8%,
            rgba(26, 84, 132, 0.12),
            transparent 34%
        ),
        radial-gradient(
            circle at 74% 78%,
            rgba(33, 80, 58, 0.08),
            transparent 42%
        );
}

.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    z-index: 30;
    background: linear-gradient(90deg, #b74b37, #2f73a7);
    transition: width 0.1s linear;
}

a {
    color: var(--ink);
    text-decoration: none;
}

a:hover {
    color: var(--brand-dark);
}

.container {
    width: min(1080px, 92vw);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 16;
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(10px);
    background: rgba(250, 246, 238, 0.82);
}

.nav {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background: var(--ink);
    color: #fff;
    font-size: 1.05rem;
    line-height: 1;
    font-weight: 700;
    overflow: hidden;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.nav-right a {
    color: var(--ink-soft);
    font-weight: 600;
    font-size: 0.95rem;
}

.nav-right a[href$="/logout"] {
    display: none;
}

.nav-inline-form {
    margin: 0;
    display: flex;
    align-items: center;
}

.nav-link-button {
    appearance: none;
    border: 0;
    background: none;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    color: var(--ink-soft);
    font: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    line-height: inherit;
    cursor: pointer;
}

.nav-right a:hover {
    color: var(--ink);
}

.nav-link-button:hover {
    color: var(--ink);
    background: none;
    transform: none;
}

.site-main {
    padding: 30px 0 48px;
}

.site-footer {
    border-top: 1px solid var(--line);
    color: var(--ink-soft);
    padding: 15px 0 26px;
    font-size: 0.92rem;
}

.reveal {
    animation: rise-in 0.45s ease both;
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(9px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1,
h2,
h3 {
    margin: 0;
    line-height: 1.25;
    font-family: var(--font-heading, "Source Han Serif SC", "Songti SC", serif);
    letter-spacing: 0.01em;
}

.hero-panel,
.panel,
.post-card,
.stat-card,
.article-body,
.empty-state {
    border: 1px solid var(--line);
    border-radius: var(--radius-panel, 16px);
    background: var(--surface);
    box-shadow: var(--shadow);
}

.hero-panel {
    margin-bottom: 18px;
    padding: clamp(20px, 4vw, 34px);
    background: linear-gradient(
        160deg,
        rgba(255, 255, 255, 0.92),
        rgba(246, 239, 227, 0.9)
    );
}

.hero-panel h1 {
    margin-bottom: 14px;
    font-size: clamp(1.8rem, 4vw, 2.9rem);
}

.hero-links {
    margin-top: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--brand);
    font:
        700 0.75rem/1.2 "Azeret Mono",
        "Consolas",
        monospace;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.search-form {
    display: flex;
    gap: 10px;
}

.search-form.compact {
    margin-bottom: 16px;
}

.filter-grid {
    margin-bottom: 14px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 180px 150px 110px;
    gap: 10px;
}

.listing-head {
    margin: 0 0 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.listing-head h2 {
    margin-right: auto;
    font-size: 1.35rem;
}

.content-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 310px;
    gap: 14px;
}

input[type="text"],
input[type="password"],
textarea,
select {
    width: 100%;
    border: 1px solid rgba(24, 26, 29, 0.2);
    border-radius: var(--radius-control, 11px);
    padding: 10px 12px;
    font: inherit;
    color: var(--ink);
    background: var(--surface-strong);
}

textarea {
    min-height: 170px;
    resize: vertical;
}

button,
.button {
    appearance: none;
    border: 0;
    border-radius: var(--radius-control, 11px);
    padding: 10px 14px;
    cursor: pointer;
    background: var(--brand);
    color: #fff;
    font:
        600 0.95rem/1 "Noto Sans SC",
        sans-serif;
}

button:hover,
.button:hover {
    background: var(--brand-dark);
}

.button.secondary {
    background: var(--accent);
}

.button.secondary:hover {
    background: #17415f;
}

.post-grid {
    display: grid;
    gap: 14px;
}

.post-card {
    padding: 16px;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.post-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px rgba(20, 26, 34, 0.16);
}

.post-card h2 {
    margin: 7px 0 8px;
    font-size: 1.26rem;
}

.post-card p {
    margin: 0;
    color: var(--ink-soft);
}

.meta {
    color: var(--ink-soft);
    font-size: 0.89rem;
}

.badge {
    display: inline-block;
    border: 1px solid rgba(24, 26, 29, 0.2);
    border-radius: var(--radius-chip, 999px);
    padding: 2px 8px;
    margin-right: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.badge-featured {
    background: rgba(173, 64, 47, 0.12);
    color: var(--brand-dark);
    border-color: rgba(173, 64, 47, 0.32);
}

.inline-link {
    display: inline-block;
    margin-top: 10px;
    font-weight: 600;
}

.article {
    display: grid;
    gap: 14px;
}

.cover-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid var(--line);
    margin-bottom: 10px;
}

.cover-image.large {
    margin-bottom: 14px;
}

.article-header h1 {
    margin: 8px 0;
    font-size: clamp(1.7rem, 3vw, 2.45rem);
}

.article-body {
    padding: clamp(16px, 3vw, 28px);
}

.article-body h1,
.article-body h2,
.article-body h3 {
    margin-top: 1.2em;
    margin-bottom: 0.5em;
}

.article-body p {
    margin: 0.9em 0;
}

.article-body blockquote {
    margin: 1em 0;
    padding: 0.2em 0 0.2em 1em;
    border-left: 4px solid color-mix(in srgb, var(--brand) 42%, white);
    color: var(--ink-soft);
    background: color-mix(in srgb, var(--surface-strong) 80%, transparent);
    border-radius: 0 12px 12px 0;
}

.article-body ul {
    margin: 0.8em 0;
    padding-left: 1.2em;
}

.article-body ol {
    margin: 0.8em 0;
    padding-left: 1.4em;
}

.article-body li {
    margin: 0.35em 0;
}

.article-body table {
    width: 100%;
    margin: 1em 0;
    border-collapse: collapse;
    font-size: 0.96rem;
}

.article-body th,
.article-body td {
    padding: 10px 12px;
    border: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.article-body th {
    background: var(--surface-strong);
}

.article-body hr {
    border: 0;
    border-top: 1px solid var(--line);
    margin: 1.6em 0;
}

.article-body pre {
    background: #1f2530;
    color: #f6f2ea;
    border-radius: 12px;
    padding: 12px;
    overflow: auto;
}

.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    border: 1px solid var(--line);
}

.article-body a {
    color: var(--brand-dark);
    text-decoration: underline;
}

.article-body code {
    font-family: "Azeret Mono", "Consolas", monospace;
}

.article-body p code,
.article-body li code,
.article-body blockquote code,
.article-body td code {
    background: rgba(31, 37, 48, 0.08);
    padding: 0.12em 0.35em;
    border-radius: 6px;
}

.article-body input[type="checkbox"] {
    margin-right: 8px;
}

.article-body mjx-container {
    margin: 0.2em 0;
    overflow-x: auto;
    overflow-y: hidden;
}

.tax-panel {
    padding: 14px;
    position: sticky;
    top: 84px;
    align-self: start;
}

.tax-panel h3 {
    margin-bottom: 8px;
}

.tax-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.hot-list {
    list-style: none;
    margin: 0 0 14px;
    padding: 0;
    display: grid;
    gap: 10px;
}

.hot-list li {
    display: grid;
    gap: 2px;
    border-bottom: 1px dashed var(--line);
    padding-bottom: 8px;
}

.hot-list a {
    font-weight: 600;
}

.tag-list {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tag-chip {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-chip, 999px);
    background: rgba(25, 70, 108, 0.1);
    color: #214d74;
    font-size: 0.78rem;
}

.chip-link {
    display: inline-block;
    border: 1px solid rgba(24, 26, 29, 0.18);
    border-radius: var(--radius-chip, 999px);
    padding: 4px 10px;
    font-size: 0.82rem;
    color: var(--ink-soft);
}

.chip-link:hover {
    color: var(--ink);
    border-color: rgba(24, 26, 29, 0.32);
}

.chip-link.active {
    color: var(--brand-dark);
    border-color: rgba(173, 64, 47, 0.38);
    background: rgba(173, 64, 47, 0.08);
}

.chip-link.disabled {
    opacity: 0.52;
    pointer-events: none;
}

.pager {
    margin-top: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.pager-current {
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.series-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.series-card {
    padding: 14px;
}

.series-card h2 {
    margin: 4px 0 8px;
}

.series-panel,
.post-nav-panel,
.related-panel,
.comment-panel,
.archive-panel,
.calendar-panel,
.calendar-posts,
.settings-panel {
    padding: 16px;
}

.settings-panel h2 {
    margin: 6px 0 2px;
    font-size: 1.08rem;
}

.series-list {
    margin: 10px 0 0;
    padding-left: 1.2rem;
    display: grid;
    gap: 6px;
}

.series-list li.current {
    font-weight: 700;
}

.series-nav {
    margin-top: 12px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.related-grid {
    margin-top: 10px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.related-item {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px;
    background: var(--surface-strong);
}

.related-item h3 {
    margin: 4px 0 8px;
    font-size: 1.04rem;
}

.related-item p {
    margin: 0;
    color: var(--ink-soft);
    font-size: 0.92rem;
}

.calendar-switch {
    margin-top: 10px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.calendar-weekday {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 8px;
}

.calendar-weekday span {
    text-align: center;
    color: var(--ink-soft);
    font-size: 0.85rem;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 8px;
}

.day-card {
    border: 1px solid var(--line);
    border-radius: 12px;
    min-height: 74px;
    padding: 8px;
    display: grid;
    gap: 6px;
    background: var(--surface-strong);
}

.day-card.empty {
    background: rgba(255, 255, 255, 0.42);
    border-style: dashed;
}

.day-card:hover {
    border-color: rgba(24, 26, 29, 0.32);
}

.day-card.selected {
    border-color: rgba(173, 64, 47, 0.46);
    background: rgba(173, 64, 47, 0.08);
}

.day-card.today {
    box-shadow: inset 0 0 0 1px rgba(25, 70, 108, 0.28);
}

.day-num {
    font-weight: 700;
}

.day-count {
    color: var(--ink-soft);
    font-size: 0.84rem;
}

.archive-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.archive-months {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.archive-timeline {
    margin-top: 12px;
    display: grid;
    gap: 12px;
}

.archive-group {
    padding: 14px 16px;
}

.archive-group-head {
    margin-bottom: 10px;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
}

.archive-list li {
    border-bottom: 1px solid var(--line);
    padding-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.archive-title {
    font-weight: 600;
    margin-right: 6px;
}

.login-shell {
    max-width: 520px;
    margin: 24px auto 0;
}

.login-panel {
    padding: 20px;
}

.muted {
    margin: 8px 0 12px;
    color: var(--ink-soft);
}

.small {
    font-size: 0.85rem;
}

.form {
    display: grid;
    gap: 12px;
}

label {
    display: grid;
    gap: 6px;
    font-weight: 500;
}

.admin-head {
    margin-bottom: 14px;
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 10px;
}

.admin-head a {
    color: var(--ink-soft);
    font-weight: 600;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 14px;
}

.stat-card {
    padding: 14px;
}

.stat-card p {
    margin: 0;
    color: var(--ink-soft);
}

.stat-card h2 {
    margin-top: 4px;
    font-size: 1.7rem;
}

.management-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 14px;
}

.sub-panel {
    padding: 14px;
}

.sub-panel h2 {
    margin-bottom: 10px;
    font-size: 1.13rem;
}

.admin-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.admin-tools form {
    margin: 0;
}

.restore-form {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.restore-form input[type="file"] {
    max-width: 240px;
}

.chart-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

.chart-list li {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    padding-bottom: 7px;
    border-bottom: 1px dashed var(--line);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    text-align: left;
    padding: 11px 10px;
    border-bottom: 1px solid var(--line);
    font-size: 0.94rem;
}

.table th {
    font-size: 0.82rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

.actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.actions form {
    margin: 0;
}

.theme-preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.theme-choice {
    position: relative;
    display: block;
    font-weight: 400;
}

.theme-choice-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.theme-choice-card {
    display: grid;
    gap: 12px;
    min-height: 168px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface-strong);
    box-shadow: var(--panel-shadow);
    cursor: pointer;
    transition:
        transform 0.18s ease,
        border-color 0.2s ease,
        box-shadow 0.2s ease;
}

.theme-choice-card:hover {
    transform: translateY(-2px);
    border-color: var(--ring);
}

.theme-choice-input:checked + .theme-choice-card {
    border-color: var(--ring);
    box-shadow:
        0 0 0 3px color-mix(in srgb, var(--ring) 66%, transparent),
        var(--panel-shadow);
}

.theme-choice-input:focus-visible + .theme-choice-card {
    outline: 0;
    box-shadow:
        0 0 0 3px var(--ring),
        var(--panel-shadow);
}

.theme-choice-head {
    display: grid;
    gap: 5px;
}

.theme-choice-head strong {
    font-size: 1rem;
}

.theme-choice-head span {
    color: var(--ink-soft);
    font-size: 0.84rem;
    line-height: 1.45;
}

.theme-choice-preview {
    display: grid;
    grid-template-rows: 56px 1fr;
    gap: 10px;
    min-height: 90px;
    border-radius: 14px;
    border: 1px solid rgba(24, 26, 29, 0.1);
    padding: 10px;
    overflow: hidden;
}

.theme-choice-preview span {
    display: block;
    border-radius: 10px;
}

.theme-choice-preview span:nth-child(2),
.theme-choice-preview span:nth-child(3) {
    height: 14px;
}

.theme-choice-preview span:nth-child(3) {
    width: 68%;
}

.preview-minimal {
    background: linear-gradient(180deg, #faf8f2, #efeadf);
}

.preview-minimal span:nth-child(1) {
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.98),
        rgba(247, 243, 236, 0.98)
    );
    border: 1px solid rgba(31, 37, 48, 0.08);
}

.preview-minimal span:nth-child(2),
.preview-minimal span:nth-child(3) {
    background: rgba(34, 42, 54, 0.12);
}

.preview-modern {
    background:
        radial-gradient(
            circle at 90% 10%,
            rgba(118, 177, 255, 0.3),
            transparent 30%
        ),
        linear-gradient(145deg, #deecfb, #bfd5ee);
}

.preview-modern span:nth-child(1) {
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.78),
        rgba(223, 235, 249, 0.72)
    );
    border: 1px solid rgba(112, 146, 182, 0.2);
}

.preview-modern span:nth-child(2),
.preview-modern span:nth-child(3) {
    background: rgba(62, 101, 142, 0.16);
}

.preview-editorial {
    background: linear-gradient(155deg, #f7f1e5, #e8dcc4);
}

.preview-editorial span:nth-child(1) {
    background: linear-gradient(
        160deg,
        rgba(255, 255, 255, 0.94),
        rgba(246, 239, 227, 0.92)
    );
    border: 1px solid rgba(116, 96, 72, 0.14);
}

.preview-editorial span:nth-child(2),
.preview-editorial span:nth-child(3) {
    background: rgba(103, 82, 57, 0.16);
}

.preview-mono {
    background: linear-gradient(180deg, #f5f5f5, #e3e3e3);
}

.preview-mono span:nth-child(1) {
    background: #fbfbfb;
    border: 1px solid rgba(17, 17, 17, 0.12);
}

.preview-mono span:nth-child(2),
.preview-mono span:nth-child(3) {
    background: rgba(17, 17, 17, 0.14);
}

.preview-wallpaper {
    background:
        linear-gradient(180deg, rgba(9, 16, 24, 0.2), rgba(9, 16, 24, 0.45)),
        linear-gradient(140deg, #244061, #121c2d);
}

.preview-wallpaper span:nth-child(1) {
    background: linear-gradient(
        180deg,
        rgba(17, 28, 42, 0.7),
        rgba(20, 31, 46, 0.78)
    );
    border: 1px solid rgba(214, 230, 247, 0.16);
}

.preview-wallpaper span:nth-child(2),
.preview-wallpaper span:nth-child(3) {
    background: rgba(234, 243, 255, 0.24);
}

.link {
    border: 0;
    background: transparent;
    color: var(--ink-soft);
    padding: 0;
    cursor: pointer;
}

.danger {
    color: var(--error);
}

.notice {
    margin: 0 0 12px;
    border-radius: 11px;
    padding: 10px 12px;
    font-size: 0.92rem;
}

.notice-success {
    background: rgba(30, 116, 72, 0.1);
    border: 1px solid rgba(30, 116, 72, 0.28);
    color: #125b36;
}

.notice-error {
    background: rgba(165, 42, 42, 0.08);
    border: 1px solid rgba(165, 42, 42, 0.24);
    color: #831f1f;
}

.editor-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 290px;
    gap: 14px;
}

.editor-form,
.editor-notes {
    padding: 16px;
}

.editor-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.tool-btn {
    background: var(--surface-strong);
    cursor: pointer;
}

.tool-btn:hover {
    color: var(--ink);
    border-color: rgba(24, 26, 29, 0.32);
}

.field-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.check-group {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.toolbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.upload-box {
    border: 1px dashed var(--line);
    border-radius: 12px;
    padding: 12px;
    margin-bottom: 12px;
}

.upload-box input[type="file"] {
    margin: 8px 0;
}

.preview-box {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px;
    background: var(--surface-strong);
}

.preview-box h2 {
    margin-bottom: 8px;
    font-size: 1.04rem;
}

.markdown-preview {
    max-height: 520px;
    overflow: auto;
    line-height: 1.62;
}

.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3 {
    margin: 0.8em 0 0.4em;
}

.markdown-preview p {
    margin: 0.6em 0;
}

.markdown-preview blockquote {
    margin: 0.8em 0;
    padding: 0.2em 0 0.2em 0.9em;
    border-left: 4px solid color-mix(in srgb, var(--brand) 42%, white);
    color: var(--ink-soft);
    background: color-mix(in srgb, var(--surface-strong) 80%, transparent);
    border-radius: 0 10px 10px 0;
}

.markdown-preview ul,
.markdown-preview ol {
    margin: 0.7em 0;
    padding-left: 1.3em;
}

.markdown-preview li {
    margin: 0.3em 0;
}

.markdown-preview table {
    width: 100%;
    margin: 0.8em 0;
    border-collapse: collapse;
    font-size: 0.94rem;
}

.markdown-preview th,
.markdown-preview td {
    padding: 8px 10px;
    border: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

.markdown-preview th {
    background: var(--surface-strong);
}

.markdown-preview hr {
    border: 0;
    border-top: 1px solid var(--line);
    margin: 1.2em 0;
}

.markdown-preview pre {
    background: #1f2530;
    color: #f6f2ea;
    border-radius: 10px;
    padding: 10px;
    overflow: auto;
}

.markdown-preview img {
    max-width: 100%;
    border-radius: 10px;
}

.markdown-preview p code,
.markdown-preview li code,
.markdown-preview blockquote code,
.markdown-preview td code {
    background: rgba(31, 37, 48, 0.08);
    padding: 0.12em 0.35em;
    border-radius: 6px;
}

.markdown-preview input[type="checkbox"] {
    margin-right: 8px;
}

.markdown-preview mjx-container {
    margin: 0.2em 0;
    overflow-x: auto;
    overflow-y: hidden;
}

.comment-form {
    margin-bottom: 14px;
}

.honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
}

.comment-list {
    display: grid;
    gap: 10px;
}

.comment-item {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 11px 12px;
    background: var(--surface-strong);
}

.comment-meta {
    margin: 0 0 6px;
    color: var(--ink-soft);
    font-size: 0.88rem;
}

.comment-content {
    margin: 0;
    white-space: pre-wrap;
}

.status-pill {
    display: inline-block;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 0.78rem;
    font-weight: 600;
}

.status-approved {
    color: #125b36;
    background: rgba(30, 116, 72, 0.13);
}

.status-pending {
    color: #7a4b05;
    background: rgba(247, 186, 59, 0.25);
}

.comment-cell {
    max-width: 360px;
    white-space: pre-wrap;
}

.empty-state {
    padding: 18px;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.game-card {
    padding: 16px;
}

.game-card h2 {
    margin-bottom: 8px;
}

.game-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.game-row input {
    max-width: 180px;
}

@media (max-width: 980px) {
    .content-grid,
    .editor-grid,
    .management-grid,
    .series-grid,
    .related-grid,
    .games-grid {
        grid-template-columns: 1fr;
    }

    .filter-grid {
        grid-template-columns: 1fr 1fr;
    }

    .field-grid {
        grid-template-columns: 1fr;
    }

    .tax-panel {
        position: static;
    }
}

@media (max-width: 700px) {
    .nav {
        flex-wrap: wrap;
        padding: 8px 0;
    }

    .nav-right {
        width: 100%;
        justify-content: flex-start;
    }

    .search-form,
    .filter-grid {
        grid-template-columns: 1fr;
        display: grid;
    }

    .toolbar-group {
        width: 100%;
    }

    .listing-head h2 {
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    .calendar-weekday,
    .calendar-grid {
        gap: 6px;
    }

    .day-card {
        min-height: 58px;
        padding: 6px;
    }

    .day-count {
        font-size: 0.76rem;
    }
}

/* ================= Twilight-inspired UI Layer ================= */
:root {
    --header-bg: rgba(252, 249, 241, 0.86);
    --header-line: rgba(28, 34, 42, 0.14);
    --panel-frost: rgba(255, 255, 255, 0.78);
    --panel-shadow: 0 18px 44px rgba(13, 19, 31, 0.11);
    --ring: rgba(53, 116, 191, 0.28);
    --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-heading: "Source Han Serif SC", "Songti SC", serif;
    --radius-panel: 16px;
    --radius-control: 12px;
    --radius-chip: 999px;
    --panel-blur: 12px;
    --card-hover-y: -2px;
    --bg-mesh-opacity: 0.88;
    --wallpaper-opacity: 0;
    --hero-orb-opacity: 1;
    --button-shadow: 0 8px 18px
        color-mix(in srgb, var(--brand) 35%, transparent);
    --nav-link-decoration-opacity: 1;
}

:root[data-ui-theme="dark"] {
    --bg-base: #08111a;
    --bg-secondary: #0d1928;
    --surface: rgba(10, 18, 29, 0.82);
    --surface-strong: rgba(9, 16, 25, 0.94);
    --ink: #edf4ff;
    --ink-soft: #9cb3cb;
    --line: rgba(162, 188, 219, 0.24);
    --header-bg: rgba(7, 14, 22, 0.88);
    --header-line: rgba(162, 188, 219, 0.18);
    --panel-frost: rgba(11, 20, 31, 0.8);
    --panel-shadow: 0 24px 56px rgba(0, 0, 0, 0.58);
    --ring: rgba(107, 177, 255, 0.42);
}

body {
    background:
        radial-gradient(
            1400px 900px at -10% -30%,
            rgba(255, 255, 255, 0.62),
            transparent 52%
        ),
        radial-gradient(
            1400px 900px at 120% -20%,
            rgba(255, 255, 255, 0.5),
            transparent 44%
        ),
        linear-gradient(155deg, var(--bg-base) 0%, var(--bg-secondary) 100%);
}

.bg-mesh {
    background:
        radial-gradient(
            circle at 8% 14%,
            color-mix(in srgb, var(--brand) 28%, transparent),
            transparent 43%
        ),
        radial-gradient(
            circle at 92% 2%,
            color-mix(in srgb, var(--accent) 24%, transparent),
            transparent 37%
        ),
        radial-gradient(
            circle at 72% 78%,
            rgba(43, 148, 202, 0.09),
            transparent 45%
        );
    opacity: var(--bg-mesh-opacity);
}

::selection {
    background: color-mix(in srgb, var(--brand) 28%, #fff);
    color: #0f141a;
}

.site-header {
    border-bottom-color: var(--header-line);
    background: var(--header-bg);
    transition:
        border-color 0.2s ease,
        background 0.2s ease,
        box-shadow 0.2s ease;
}

.site-header.scrolled {
    box-shadow: 0 8px 26px rgba(10, 16, 24, 0.12);
}

.nav {
    min-height: 68px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    align-items: center;
}

.brand {
    min-width: 0;
}

.brand span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.brand-mark {
    background: linear-gradient(
        145deg,
        color-mix(in srgb, var(--brand) 80%, #fff),
        color-mix(in srgb, var(--accent) 75%, #000)
    );
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.35),
        0 10px 18px rgba(18, 35, 56, 0.2);
}

.nav-actions {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.icon-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-control, 12px);
    border: 1px solid var(--line);
    background: var(--surface-strong);
    color: var(--ink);
    font:
        700 0.96rem/1 "Noto Sans SC",
        "Microsoft YaHei",
        sans-serif;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition:
        transform 0.18s ease,
        border-color 0.2s ease,
        background 0.2s ease;
}

.icon-btn:hover {
    transform: translateY(-1px);
    border-color: var(--ring);
}

.icon-btn.is-active {
    border-color: color-mix(in srgb, var(--brand) 46%, var(--ring));
    background: linear-gradient(
        145deg,
        color-mix(in srgb, var(--surface-strong) 78%, var(--brand) 18%),
        color-mix(in srgb, var(--surface-strong) 82%, var(--accent) 16%)
    );
    box-shadow: var(--button-shadow);
}

.nav-toggle {
    display: none;
}

.nav-right {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    border-top: 1px solid var(--line);
    padding-top: 10px;
}

.nav-right a {
    position: relative;
    padding: 4px 0;
}

.nav-link-button {
    position: relative;
    padding: 4px 0;
}

.nav-right a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--brand), var(--accent));
    opacity: var(--nav-link-decoration-opacity);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.18s ease;
}

.nav-link-button::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--brand), var(--accent));
    opacity: var(--nav-link-decoration-opacity);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.18s ease;
}

.nav-right a:hover::after {
    transform: scaleX(1);
}

.nav-link-button:hover::after {
    transform: scaleX(1);
}

.progress-bar {
    height: 4px;
    background: linear-gradient(90deg, var(--brand), var(--accent));
    box-shadow: 0 0 18px color-mix(in srgb, var(--accent) 45%, transparent);
}

.hero-panel,
.panel,
.post-card,
.stat-card,
.article-body,
.empty-state {
    border-color: color-mix(in srgb, var(--line) 84%, transparent);
    background: var(--panel-frost);
    backdrop-filter: blur(var(--panel-blur));
    box-shadow: var(--panel-shadow);
}

.post-card,
.panel,
.stat-card {
    transition:
        transform 0.22s ease,
        box-shadow 0.22s ease,
        border-color 0.22s ease;
}

.post-card:hover,
.panel:hover,
.stat-card:hover {
    transform: translateY(var(--card-hover-y));
    border-color: var(--ring);
}

.hero-panel {
    position: relative;
    overflow: hidden;
}

.hero-panel::after {
    content: "";
    position: absolute;
    right: -120px;
    bottom: -130px;
    width: 320px;
    height: 320px;
    background: radial-gradient(
        circle,
        color-mix(in srgb, var(--accent) 28%, transparent),
        transparent 68%
    );
    opacity: var(--hero-orb-opacity);
    pointer-events: none;
}

.chip-link,
.tag-chip {
    border-radius: var(--radius-chip, 999px);
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-strong) 82%, transparent);
    color: var(--ink-soft);
    transition:
        border-color 0.18s ease,
        color 0.18s ease,
        transform 0.18s ease;
}

.chip-link:hover,
.tag-chip:hover,
.chip-link.active {
    border-color: var(--ring);
    color: var(--ink);
    transform: translateY(-1px);
}

button,
.button {
    border-radius: var(--radius-control, 12px);
    box-shadow: var(--button-shadow);
}

button:focus-visible,
.button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
.icon-btn:focus-visible,
.nav-right a:focus-visible,
.nav-link-button:focus-visible,
.chip-link:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 3px var(--ring);
}

.table tbody tr:hover {
    background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
}

.float-btn {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--line);
    background: var(--surface-strong);
    color: var(--ink);
    box-shadow: var(--panel-shadow);
    z-index: 22;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition:
        opacity 0.2s ease,
        transform 0.2s ease;
}

.float-btn.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.js-ready .reveal {
    opacity: 0;
    transform: translateY(14px);
    animation: none;
    transition:
        opacity 0.42s ease,
        transform 0.42s ease;
}

.js-ready .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

body.theme-minimal {
    --font-heading:
        "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --radius-panel: 10px;
    --radius-control: 8px;
    --panel-blur: 0px;
    --card-hover-y: 0px;
    --bg-mesh-opacity: 0.24;
    --wallpaper-opacity: 0;
    --hero-orb-opacity: 0;
    --button-shadow: none;
    --nav-link-decoration-opacity: 0;
}

html:not([data-ui-theme="dark"]) body.theme-minimal {
    background: linear-gradient(180deg, #fbfaf7 0%, #f4f1ea 55%, #ece7dd 100%);
}

body.theme-minimal .site-header {
    backdrop-filter: none;
    box-shadow: none;
}

body.theme-minimal .nav-right {
    border-top-style: dashed;
}

body.theme-minimal .nav-right a {
    font-weight: 500;
}

body.theme-minimal .hero-panel,
body.theme-minimal .panel,
body.theme-minimal .post-card,
body.theme-minimal .stat-card,
body.theme-minimal .article-body,
body.theme-minimal .empty-state,
body.theme-minimal .music-panel {
    background: rgba(255, 255, 255, 0.96);
    border-color: rgba(31, 37, 48, 0.11);
}

body.theme-minimal .hero-panel {
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.98),
        rgba(248, 246, 241, 0.98)
    );
}

body.theme-minimal .post-card:hover,
body.theme-minimal .panel:hover,
body.theme-minimal .stat-card:hover {
    transform: none;
    box-shadow: 0 12px 24px rgba(15, 19, 24, 0.08);
}

body.theme-minimal .brand-mark {
    border-radius: 8px;
    background: var(--ink);
    box-shadow: none;
}

body.theme-minimal .progress-bar {
    height: 2px;
    box-shadow: none;
}

body.theme-minimal .chip-link,
body.theme-minimal .tag-chip,
body.theme-minimal .music-handle,
body.theme-minimal .music-item-btn {
    backdrop-filter: none;
    box-shadow: none;
}

body.theme-modern {
    --font-heading:
        "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --radius-panel: 24px;
    --radius-control: 14px;
    --panel-blur: 18px;
    --card-hover-y: -4px;
    --bg-mesh-opacity: 0.96;
    --wallpaper-opacity: 0;
    --hero-orb-opacity: 1;
    --button-shadow: 0 14px 28px
        color-mix(in srgb, var(--brand) 28%, transparent);
    --nav-link-decoration-opacity: 1;
}

html:not([data-ui-theme="dark"]) body.theme-modern {
    background:
        radial-gradient(
            1200px 760px at -10% -15%,
            rgba(255, 255, 255, 0.72),
            transparent 52%
        ),
        radial-gradient(
            900px 620px at 110% -5%,
            rgba(132, 184, 255, 0.28),
            transparent 46%
        ),
        linear-gradient(145deg, #deecfb 0%, #c4d9f0 48%, #b6cde8 100%);
}

body.theme-modern .site-main {
    padding-top: 38px;
}

body.theme-modern .nav-right {
    gap: 18px;
}

body.theme-modern .hero-panel {
    background:
        linear-gradient(
            145deg,
            rgba(255, 255, 255, 0.78),
            rgba(223, 235, 249, 0.72)
        ),
        radial-gradient(
            circle at 85% 18%,
            rgba(134, 183, 255, 0.22),
            transparent 30%
        );
}

body.theme-modern .hero-panel h1 {
    max-width: 11ch;
    font-size: clamp(2rem, 5vw, 3.4rem);
    letter-spacing: -0.03em;
}

body.theme-modern .content-grid {
    gap: 18px;
}

body.theme-modern .post-card {
    overflow: hidden;
}

body.theme-modern .hero-panel::after {
    right: -80px;
    bottom: -110px;
    width: 280px;
    height: 280px;
    background: radial-gradient(
        circle,
        color-mix(in srgb, var(--accent) 34%, transparent),
        transparent 64%
    );
}

body.theme-modern .cover-image {
    border-radius: 16px;
}

body.theme-modern .inline-link {
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

body.theme-modern .chip-link,
body.theme-modern .tag-chip {
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

body.theme-editorial {
    --radius-panel: 18px;
    --radius-control: 12px;
    --panel-blur: 8px;
    --card-hover-y: -1px;
    --bg-mesh-opacity: 0.4;
    --wallpaper-opacity: 0;
    --hero-orb-opacity: 0.3;
    --button-shadow: 0 10px 20px
        color-mix(in srgb, var(--brand) 24%, transparent);
    --nav-link-decoration-opacity: 0.55;
}

html:not([data-ui-theme="dark"]) body.theme-editorial {
    background:
        radial-gradient(
            1200px 760px at -15% -30%,
            rgba(255, 248, 238, 0.74),
            transparent 50%
        ),
        linear-gradient(155deg, #f7f1e5 0%, #efe4d2 52%, #e5d7c1 100%);
}

body.theme-editorial .hero-panel {
    background: linear-gradient(
        160deg,
        rgba(255, 255, 255, 0.92),
        rgba(246, 239, 227, 0.9)
    );
}

body.theme-mono {
    --font-heading:
        "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --radius-panel: 6px;
    --radius-control: 6px;
    --panel-blur: 0px;
    --card-hover-y: 0px;
    --bg-mesh-opacity: 0.16;
    --wallpaper-opacity: 0;
    --hero-orb-opacity: 0;
    --button-shadow: none;
    --nav-link-decoration-opacity: 0.45;
}

html:not([data-ui-theme="dark"]) body.theme-mono {
    background: linear-gradient(180deg, #f7f7f7 0%, #efefef 54%, #e7e7e7 100%);
}

body.theme-mono .hero-panel,
body.theme-mono .panel,
body.theme-mono .post-card,
body.theme-mono .stat-card,
body.theme-mono .article-body,
body.theme-mono .empty-state {
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
}

body.theme-mono .brand-mark {
    border-radius: 4px;
    background: #111;
    box-shadow: none;
}

body.theme-wallpaper {
    --radius-panel: 26px;
    --radius-control: 14px;
    --panel-blur: 18px;
    --card-hover-y: -4px;
    --bg-mesh-opacity: 0.18;
    --wallpaper-opacity: 0.94;
    --hero-orb-opacity: 0.2;
    --button-shadow: 0 16px 36px
        color-mix(in srgb, var(--brand) 26%, transparent);
    --nav-link-decoration-opacity: 0.9;
    color: var(--ink);
}

html:not([data-ui-theme="dark"]) body.theme-wallpaper {
    background:
        linear-gradient(180deg, rgba(10, 16, 24, 0.52), rgba(10, 16, 24, 0.68)),
        linear-gradient(140deg, #111827 0%, #172338 48%, #1c2940 100%);
}

body.theme-wallpaper .site-header {
    background: rgba(9, 16, 24, 0.5);
    border-bottom-color: rgba(214, 230, 247, 0.18);
    box-shadow: 0 12px 28px rgba(4, 8, 14, 0.2);
}

body.theme-wallpaper .hero-panel,
body.theme-wallpaper .panel,
body.theme-wallpaper .post-card,
body.theme-wallpaper .stat-card,
body.theme-wallpaper .article-body,
body.theme-wallpaper .empty-state,
body.theme-wallpaper .music-panel {
    background: linear-gradient(
        180deg,
        rgba(14, 22, 33, 0.64),
        rgba(17, 28, 42, 0.74)
    );
    border-color: rgba(205, 224, 244, 0.18);
    box-shadow: 0 22px 50px rgba(4, 10, 18, 0.34);
}

body.theme-wallpaper .hero-panel {
    min-height: 240px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

body.theme-wallpaper .hero-panel h1 {
    max-width: 12ch;
    font-size: clamp(2.2rem, 5.6vw, 3.9rem);
    letter-spacing: -0.04em;
    text-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

body.theme-wallpaper .hero-panel::after {
    right: -50px;
    bottom: -50px;
    width: 220px;
    height: 220px;
    background: radial-gradient(
        circle,
        rgba(255, 255, 255, 0.22),
        transparent 68%
    );
}

body.theme-wallpaper .post-card {
    overflow: hidden;
}

body.theme-wallpaper .cover-image {
    border-radius: 18px;
    border-color: rgba(208, 227, 246, 0.22);
}

body.theme-wallpaper .inline-link {
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

body.theme-wallpaper .music-handle,
body.theme-wallpaper .music-quick-play,
body.theme-wallpaper .icon-btn,
body.theme-wallpaper .float-btn {
    background: rgba(16, 26, 38, 0.72);
    border-color: rgba(208, 227, 246, 0.2);
}

body.has-wallpaper:not(.theme-wallpaper) {
    --wallpaper-opacity: 0.34;
    --bg-mesh-opacity: 0.5;
}

body.has-wallpaper:not(.theme-wallpaper) .site-header {
    background: color-mix(
        in srgb,
        var(--header-bg) 88%,
        rgba(11, 18, 28, 0.12)
    );
}

body.has-wallpaper:not(.theme-wallpaper) .hero-panel,
body.has-wallpaper:not(.theme-wallpaper) .panel,
body.has-wallpaper:not(.theme-wallpaper) .post-card,
body.has-wallpaper:not(.theme-wallpaper) .stat-card,
body.has-wallpaper:not(.theme-wallpaper) .article-body,
body.has-wallpaper:not(.theme-wallpaper) .empty-state,
body.has-wallpaper:not(.theme-wallpaper) .music-panel {
    background: color-mix(
        in srgb,
        var(--panel-frost) 88%,
        rgba(255, 255, 255, 0.03)
    );
}

@media (min-width: 861px) {
    .nav {
        grid-template-columns: auto 1fr auto;
        gap: 14px;
    }

    .nav-right {
        grid-column: 2;
        justify-content: flex-end;
        border-top: 0;
        padding-top: 0;
    }

    .nav-actions {
        grid-column: 3;
    }
}

@media (max-width: 860px) {
    .nav-toggle {
        display: inline-flex;
    }

    .js-ready .nav-right {
        max-height: 0;
        opacity: 0;
        overflow: hidden;
        margin-top: 0;
        border-top-color: transparent;
        padding-top: 0;
        transform: translateY(-4px);
        transition:
            max-height 0.25s ease,
            opacity 0.2s ease,
            transform 0.2s ease;
    }

    .js-ready .nav-right.is-open {
        max-height: 360px;
        opacity: 1;
        margin-top: 6px;
        border-top: 1px solid var(--line);
        padding-top: 10px;
        transform: translateY(0);
    }
}

@media (max-width: 700px) {
    .float-btn {
        right: 14px;
        bottom: 14px;
    }
}

/* ================= Twilight extra modules ================= */
.wallpaper-layer {
    position: fixed;
    inset: 0;
    z-index: -3;
    overflow: hidden;
    pointer-events: none;
}

.wallpaper-layer[hidden] {
    display: none;
}

.wallpaper-frame {
    position: absolute;
    inset: -3%;
    opacity: 0;
    transform: scale(1.05);
    transition:
        opacity 0.85s ease,
        transform 1.2s ease;
    background-size: cover;
    background-position: center;
}

.wallpaper-frame.is-active {
    opacity: var(--wallpaper-opacity);
    transform: scale(1);
}

.icon-btn.text-btn {
    min-width: 54px;
    width: auto;
    padding: 0 12px;
    font-size: 0.74rem;
    letter-spacing: 0.02em;
}

.music-player {
    position: fixed;
    left: 18px;
    bottom: 18px;
    z-index: 24;
    display: grid;
    gap: 8px;
}

.music-dock {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.music-handle {
    min-width: 86px;
    border-radius: var(--radius-chip, 999px);
    padding: 8px 12px;
    border: 1px solid var(--line);
    background: var(--surface-strong);
    color: var(--ink);
    box-shadow: var(--panel-shadow);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
}

.music-quick-play {
    min-width: 74px;
    border-radius: var(--radius-chip, 999px);
    padding: 8px 12px;
    border: 1px solid color-mix(in srgb, var(--brand) 32%, var(--line));
    background: linear-gradient(
        145deg,
        color-mix(in srgb, var(--brand) 24%, var(--surface-strong)),
        color-mix(in srgb, var(--accent) 16%, var(--surface-strong))
    );
    color: var(--ink);
    box-shadow: var(--button-shadow);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
}

.music-panel {
    width: min(340px, calc(100vw - 30px));
    border: 1px solid var(--line);
    border-radius: var(--radius-panel, 16px);
    background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
    box-shadow: var(--panel-shadow);
    backdrop-filter: blur(14px);
    padding: 12px;
    display: grid;
    gap: 10px;
    opacity: 0;
    transform: translateY(8px);
    pointer-events: none;
    max-height: 0;
    overflow: hidden;
    transition:
        opacity 0.2s ease,
        transform 0.2s ease,
        max-height 0.25s ease;
}

.music-player.is-open .music-panel {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    max-height: 430px;
}

.music-meta {
    min-width: 0;
}

.music-library {
    display: grid;
    gap: 6px;
}

.music-library span {
    color: var(--ink-soft);
    font-size: 0.76rem;
    letter-spacing: 0.04em;
}

.music-library select {
    width: 100%;
}

.music-embed {
    display: grid;
    gap: 10px;
}

.music-embed iframe {
    width: 100%;
    min-height: 140px;
    border: 0;
    border-radius: calc(var(--radius-panel, 16px) - 4px);
    background: var(--surface);
}

.music-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 0 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius-control, 10px);
    background: color-mix(in srgb, var(--surface-strong) 82%, transparent);
    color: var(--ink);
    text-decoration: none;
    font-size: 0.84rem;
}

.music-title {
    margin: 0;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.music-sub {
    margin: 4px 0 0;
    color: var(--ink-soft);
    font-size: 0.83rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.music-controls {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
}

.music-controls button {
    width: 100%;
    padding: 8px 6px;
    font-size: 0.76rem;
}

.music-seek,
.music-volume {
    width: 100%;
    accent-color: var(--brand);
}

.music-row {
    display: grid;
    grid-template-columns: 1fr 120px;
    align-items: center;
    gap: 10px;
}

.music-row span {
    color: var(--ink-soft);
    font-size: 0.84rem;
}

.music-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 6px;
    max-height: 160px;
    overflow: auto;
}

.music-item-btn {
    width: 100%;
    text-align: left;
    border: 1px solid var(--line);
    border-radius: var(--radius-control, 10px);
    background: var(--surface-strong);
    color: var(--ink-soft);
    padding: 7px 9px;
    box-shadow: none;
}

.music-item-btn.active {
    color: var(--ink);
    border-color: var(--ring);
    background: color-mix(in srgb, var(--surface-strong) 74%, var(--brand) 8%);
}

.site-header,
.site-main,
.site-footer {
    transition:
        opacity 0.18s ease,
        transform 0.18s ease;
}

body.page-enter .site-main {
    animation: page-enter 0.34s ease;
}

@keyframes page-enter {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

body.page-leaving .site-main,
body.page-leaving .site-footer {
    opacity: 0;
    transform: translateY(8px);
}

body.page-leaving .site-header {
    opacity: 0.94;
}

@media (max-width: 860px) {
    .theme-preset-grid {
        grid-template-columns: 1fr;
    }

    .music-player {
        left: 12px;
        bottom: 12px;
    }

    .music-panel {
        width: min(360px, calc(100vw - 24px));
    }

    .music-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 860px), (pointer: coarse) {
    :root {
        --panel-blur: 0px;
        --card-hover-y: 0px;
    }

    .site-main {
        padding: 20px 0 36px;
    }

    .site-header,
    .hero-panel,
    .panel,
    .post-card,
    .stat-card,
    .article-body,
    .empty-state,
    .music-panel {
        backdrop-filter: none;
    }

    .site-header,
    .site-main,
    .site-footer,
    .progress-bar,
    .wallpaper-frame,
    .music-panel {
        transition: none;
    }

    .hero-panel::after {
        display: none;
    }

    .hero-panel,
    .post-card,
    .series-panel,
    .post-nav-panel,
    .related-panel,
    .comment-panel,
    .tax-panel,
    .article-body {
        padding-left: 14px;
        padding-right: 14px;
    }

    .post-card:hover,
    .panel:hover,
    .stat-card:hover,
    .chip-link:hover,
    .tag-chip:hover,
    .icon-btn:hover {
        transform: none;
    }

    .wallpaper-frame {
        transform: none;
    }

    body.theme-wallpaper {
        --wallpaper-opacity: 0;
        --hero-orb-opacity: 0;
        --bg-mesh-opacity: 0.12;
        --button-shadow: none;
    }

    .article-header h1,
    body.theme-modern .hero-panel h1,
    body.theme-wallpaper .hero-panel h1 {
        max-width: none;
        font-size: clamp(1.55rem, 7vw, 2.2rem);
        letter-spacing: -0.02em;
    }

    .article-body {
        font-size: 1rem;
        line-height: 1.8;
        overflow-wrap: anywhere;
    }

    .article-body table,
    .article-body pre,
    .article-body mjx-container {
        display: block;
        max-width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Avoid deferred painting on text-heavy blocks; some mobile browsers
       can leave content blank intermittently with content-visibility here. */

    .js-ready .reveal,
    .js-ready .reveal.is-visible {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .wallpaper-frame,
    .music-panel,
    .site-header,
    .site-main,
    .site-footer {
        transition: none;
    }

    body.page-enter .site-main {
        animation: none;
    }
}