body[data-image-skin="true"] {
    background-image: var(--c-skin-wallpaper);
    background-size: cover;
    background-position: var(--c-wallpaper-pos-x, 50%) center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

body[data-image-skin="true"]::before {
    content: '';
    position: fixed;
    inset: 0;
    background: color-mix(in srgb, var(--c-bg) 25%, transparent);
    pointer-events: none;
    z-index: 0;
    transition: background 0.4s ease;
}

body[data-image-skin="true"][data-theme="dark"]::before {
    background: color-mix(in srgb, var(--c-bg) 45%, transparent);
}

body[data-image-skin="true"] .app-layout {
    border: 1px solid var(--c-border);
    backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.5)) saturate(1.1);
    -webkit-backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.5)) saturate(1.1);
    transition: background-color var(--tr-med), border-color var(--tr-med);
}

body[data-image-skin="true"] .sidebar {
    background: transparent;
    position: relative;
}

body[data-image-skin="true"] .sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to bottom, var(--c-surface) 0%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

body[data-image-skin="true"] .sidebar__brand,
body[data-image-skin="true"] .sidebar__nav,
body[data-image-skin="true"] .sidebar__footer {
    position: relative;
    z-index: 2;
}

body[data-image-skin="true"] .sidebar__nav-item {
    background-color: var(--c-surface);
    border-radius: 10px;
    margin: 2px 0;
    padding: 8px 12px;
}

body[data-image-skin="true"] .sidebar__nav-item.is-active {
    background-color: var(--c-primary);
    color: #fff;
}

body[data-image-skin="true"] .sidebar__nav-item.is-active::after,
body[data-image-skin="true"] .sidebar__nav-item.is-active::before {
    display: none;
}

body[data-image-skin="true"] .main-content {
    background: transparent;
}

body[data-image-skin="true"] .right-panel {
    background-color: var(--c-surface);
    backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.6)) saturate(1.1);
    -webkit-backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.6)) saturate(1.1);
}

body[data-image-skin="true"] .topbar {
    backdrop-filter: blur(var(--c-blur, 20px)) saturate(1.2);
    -webkit-backdrop-filter: blur(var(--c-blur, 20px)) saturate(1.2);
}

body[data-image-skin="true"] .mini-player-bar,
body[data-image-skin="true"] .panel,
body[data-image-skin="true"] .rank-card,
body[data-image-skin="true"] .stats-card,
body[data-image-skin="true"] .settings-item,
body[data-image-skin="true"] .playlist-detail-panel,
body[data-image-skin="true"] .radio-detail-panel,
body[data-image-skin="true"] .full-player {
    background-color: var(--c-surface);
    backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.6)) saturate(1.1);
    -webkit-backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.6)) saturate(1.1);
}

body[data-image-skin="true"] .topbar,
body[data-image-skin="true"] .right-panel,
body[data-image-skin="true"] .mini-player-bar,
body[data-image-skin="true"] .playlist-detail-panel,
body[data-image-skin="true"] .radio-detail-panel,
body[data-image-skin="true"] .full-player {
    border-color: var(--c-border);
}

body[data-image-skin="true"] .search-box--top,
body[data-image-skin="true"] .search-box--mobile {
    background-color: var(--c-surface-2);
    border-color: var(--c-border);
}

body[data-image-skin="true"] .search-box--top:focus-within,
body[data-image-skin="true"] .search-box--top.has-content,
body[data-image-skin="true"] .search-box--mobile:focus-within {
    background-color: var(--c-surface-2);
    border-color: var(--c-primary);
}

body[data-image-skin="true"] .page__section-header {
    background: transparent;
}

body[data-image-skin="true"] .btn--primary,
body[data-image-skin="true"] button.btn--primary {
    background-color: var(--c-primary);
}

body[data-image-skin="true"] .control-btn--md.control-btn--primary,
body[data-image-skin="true"] .control-btn--sm.control-btn--primary {
    box-shadow: 0 4px 16px color-mix(in srgb, var(--c-primary) 40%, transparent);
}

body[data-image-skin="true"] .song-list--card .song-item {
    background-color: transparent;
}

body[data-image-skin="true"] .song-list--card .song-item:hover {
    background-color: var(--c-surface);
}

body[data-image-skin="true"] .song-list--card .song-item--active {
    background-color: color-mix(in srgb, var(--c-primary) 20%, transparent);
}

body[data-image-skin="true"] .rank-card {
    background-color: var(--c-surface);
    backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.6)) saturate(1.1);
    -webkit-backdrop-filter: blur(calc(var(--c-blur, 20px) * 0.6)) saturate(1.1);
}

body[data-image-skin="true"] input,
body[data-image-skin="true"] textarea {
    color: var(--c-text);
}

body[data-image-skin="true"] .player-backdrop {
    background-color: color-mix(in srgb, var(--c-bg) 50%, transparent);
}

body[data-image-skin="true"] .modal-overlay .modal {
    background-color: #ffffff;
}

body[data-image-skin="true"][data-theme="dark"] .modal-overlay .modal {
    background-color: #1a1a22;
}

body[data-image-skin="true"] .skin-card__preview--image {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

body[data-image-skin="true"] .full-player {
    background: var(--c-bg);
    background-image: var(--c-skin-wallpaper);
    background-size: cover;
    background-position: var(--c-wallpaper-pos-x, 50%) center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}
body[data-image-skin="true"] .full-player::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
        color-mix(in srgb, var(--c-bg) 70%, transparent) 0%,
        color-mix(in srgb, var(--c-bg) 85%, transparent) 50%,
        color-mix(in srgb, var(--c-bg) 95%, transparent) 100%);
    pointer-events: none;
}
body[data-image-skin="true"][data-theme="dark"] .full-player::before {
    background: linear-gradient(180deg,
        color-mix(in srgb, var(--c-bg) 60%, transparent) 0%,
        color-mix(in srgb, var(--c-bg) 80%, transparent) 50%,
        color-mix(in srgb, var(--c-bg) 92%, transparent) 100%);
}

body[data-image-skin="true"] .full-player > * {
    position: relative;
    z-index: 1;
}

/* ======================== 装饰层皮肤 Decor Skin ======================== */

:root {
    --c-skin-sidebar: none;
    --c-skin-mainbg: none;
}

.app-layout {
    position: relative;
}

.skin-decor-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    overflow: visible;
    opacity: 0;
    transition: opacity 0.6s ease;
}

body[data-decor-skin="true"] .skin-decor-layer {
    opacity: 1;
}

@media (min-width: 769px) {
    body[data-decor-skin="true"] .sidebar,
    body[data-decor-skin="true"] .main-content,
    body[data-decor-skin="true"] .right-panel,
    body[data-decor-skin="true"] .topbar {
        position: relative;
        z-index: 2;
    }
}

body[data-decor-skin="true"] .sidebar,
body[data-decor-skin="true"] .topbar {
    backdrop-filter: blur(8px);
}

body[data-decor-skin="true"] .main-content,
body[data-decor-skin="true"] .right-panel {
    background-color: var(--c-surface);
    backdrop-filter: none;
    border-left: none;
    border-right: none;
    outline: none;
}

body[data-decor-skin="true"] .sidebar {
    background-color: rgba(255, 255, 255, 0.40);
    backdrop-filter: blur(8px);
    background-image: var(--c-skin-sidebar);
    background-repeat: no-repeat;
    background-position: var(--c-decor-bgpos, 20% 92%);
    background-size: auto 42%;
    --c-tab-bg: color-mix(in srgb, var(--c-primary) 8%, transparent);
    --c-tab-bridge-bg: rgba(255, 255, 255, 0.40);
}
body[data-decor-skin="true"] .sidebar > .sidebar__brand,
body[data-decor-skin="true"] .sidebar > .sidebar__nav,
body[data-decor-skin="true"] .sidebar > .sidebar__footer {
    position: relative;
    z-index: 1;
}
body[data-decor-skin="true"] .sidebar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top,
        color-mix(in srgb, #60a5fa 18%, transparent) 0%,
        transparent 100%);
    pointer-events: none;
    z-index: 0;
}
body[data-decor-skin="true"][data-theme="dark"] .sidebar::after {
    background: linear-gradient(to top,
        color-mix(in srgb, #60a5fa 10%, transparent) 0%,
        transparent 100%);
}
body[data-decor-skin="true"] .sidebar__nav {
    background-image: none;
}

body[data-decor-skin="true"] .page .page__subtitle {
    color: var(--c-primary);
}
body[data-decor-skin="true"] .fm-radio-group__name {
    color: var(--c-primary);
}

body[data-decor-skin="true"][data-theme="dark"] .sidebar__nav-item {
    padding: 10px 12px;
}

body[data-decor-skin="true"][data-theme="dark"] .sidebar,
body[data-decor-skin="true"][data-theme="dark"] .topbar {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}
body[data-decor-skin="true"][data-theme="dark"] .topbar {
    background-color: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
}
body[data-decor-skin="true"][data-theme="dark"] .sidebar {
    background-color: var(--c-surface-2);
    background-image: none;
    --c-tab-bg: var(--c-surface);
    --c-tab-bridge-bg: var(--c-surface-2);
}
body[data-decor-skin="true"][data-theme="dark"] .sidebar::after {
    display: none;
}
body[data-decor-skin="true"][data-theme="dark"] .main-content,
body[data-decor-skin="true"][data-theme="dark"] .right-panel {
    background-color: var(--c-surface);
}
body[data-decor-skin="true"][data-theme="dark"] .panel {
    background-color: var(--c-surface-2);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}
body[data-decor-skin="true"][data-theme="dark"] .page__tabs {
    background: var(--c-surface-2);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}
body[data-decor-skin="true"][data-theme="dark"] .sidebar__nav-item.is-active {
    background-color: var(--c-surface);
    color: var(--c-primary);
    font-weight: 600;
}

body[data-decor-skin="true"][data-theme="light"] .sidebar__nav-item.is-active {
    background-color: color-mix(in srgb, var(--c-primary) 8%, transparent);
    color: var(--c-primary);
    font-weight: 600;
}



body[data-decor-skin="true"] .playlist-card:hover,
body[data-decor-skin="true"] .rank-card:hover {
    box-shadow: 0 8px 28px color-mix(in srgb, var(--c-primary) 12%, transparent);
}

body[data-decor-skin="true"] .page--search.is-active .page__section-header {
    background-color: transparent;
}

body[data-decor-skin="true"] .page__tabs {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

body[data-decor-skin="true"] .panel {
    background-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(12px) saturate(1.1);
    -webkit-backdrop-filter: blur(12px) saturate(1.1);
}
body[data-decor-skin="true"] .topbar {
    background-color: transparent;
    border-bottom: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

body[data-decor-skin="true"] .search-box--top {
}

body[data-decor-skin="true"] .search-box--top.has-content {
}

body[data-decor-skin="true"] .search-box--top:focus-within {
    border-color: var(--c-primary);
}

body[data-decor-skin="true"] .topbar .btn--icon {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--c-primary);
    border: 1px solid rgba(255, 255, 255, 0.6);
}

body[data-decor-skin="true"] .qq-uid-config {
    width: 100%;
}

body[data-decor-skin="true"] .skin-card__preview--decor {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 3 / 4;
    border-radius: var(--s-radius-md);
    overflow: hidden;
    background: linear-gradient(160deg, #e8f0fe 0%, #f0f7ff 40%, #ffffff 100%);
    flex-shrink: 0;
}

body[data-theme="dark"] .skin-card__preview--decor {
    background: linear-gradient(160deg, #1a2740 0%, #0f1b30 40%, #0a1220 100%);
}

.skin-card__decor-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 85%, rgba(59,130,246,0.22) 0%, transparent 60%),
        radial-gradient(ellipse 50% 45% at 100% 100%, rgba(96,165,250,0.15) 0%, transparent 55%);
}

body[data-theme="dark"] .skin-card__decor-bg {
    background:
        radial-gradient(ellipse 60% 50% at 20% 85%, rgba(96,165,250,0.18) 0%, transparent 60%),
        radial-gradient(ellipse 50% 45% at 100% 100%, rgba(59,130,246,0.12) 0%, transparent 55%);
}

.skin-card__decor-bg::after {
    content: '';
    position: absolute;
    right: -20px;
    bottom: -20px;
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background:
        radial-gradient(circle, transparent 0%, transparent 28%, rgba(59,130,246,0.15) 28%, rgba(59,130,246,0.15) 29%, transparent 29%),
        radial-gradient(circle, transparent 0%, transparent 36%, rgba(96,165,250,0.10) 36%, rgba(96,165,250,0.10) 37%, transparent 37%),
        radial-gradient(circle, transparent 0%, transparent 44%, rgba(59,130,246,0.08) 44%, rgba(59,130,246,0.08) 45%, transparent 45%);
}

.skin-card__decor-icon {
    position: relative;
    z-index: 1;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--skin-color, var(--c-primary)) 15%, white);
    color: var(--skin-color, var(--c-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--fs-4xl);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

body[data-theme="dark"] .skin-card__decor-icon {
    background: color-mix(in srgb, var(--skin-color, var(--c-primary)) 25%, transparent);
}

@media (max-width: 1366px) {
    body[data-decor-skin="true"] .sidebar__nav-item {
        padding: 8px 10px;
        gap: 10px;
    }
}

@media (max-height: 768px) {
    body[data-decor-skin="true"] .sidebar__nav {
        background-position: var(--c-decor-bgpos, 20% 92%);
    }
}

@media (max-width: 1100px) {
    body[data-decor-skin="true"] .sidebar__nav {
        background-image: none;
    }
}

@media (max-width: 768px) {
    body[data-decor-skin="true"] .skin-decor-layer,
    body[data-decor-skin="true"] .sidebar::after {
        display: none;
    }
    body[data-decor-skin="true"] .sidebar {
        background-image: none;
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 600;
        background-color: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(16px) saturate(1.2);
        -webkit-backdrop-filter: blur(16px) saturate(1.2);
        min-height: unset;
    }
    body[data-decor-skin="true"][data-theme="dark"] .sidebar {
        background-color: rgba(30, 30, 45, 0.92);
    }
    body[data-decor-skin="true"] .main-content {
        padding-bottom: 64px;
    }
    body[data-decor-skin="true"] .sidebar__nav {
        flex-direction: row;
        flex-wrap: nowrap;
        width: 100%;
        justify-content: space-around;
    }
    body[data-decor-skin="true"] .sidebar__nav-item {
        flex: 1 1 0;
        padding: 6px 4px;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2px;
        text-align: center;
        min-width: 0;
        height: auto;
        border-radius: 0;
        font-size: var(--fs-md);
        font-weight: 400;
        margin: 0;
        background-color: transparent;
        transition: none;
    }
    body[data-decor-skin="true"] .sidebar__nav-item i {
        font-size: 22px;
        flex-shrink: 0;
    }
    body[data-decor-skin="true"] .sidebar__nav-item span {
        display: block;
        font-size: var(--fs-sm);
        white-space: nowrap;
        line-height: 1.2;
    }
    body[data-decor-skin="true"] .sidebar__nav-item.is-active {
        background-color: transparent;
        color: var(--c-primary);
        border-radius: 0;
        margin: 0;
        padding: 6px 4px;
    }
    body[data-decor-skin="true"] .sidebar__nav-item.is-active::before,
    body[data-decor-skin="true"] .sidebar__nav-item.is-active::after {
        display: none;
    }
    body[data-decor-skin="true"][data-theme="light"] .page--liked .song-list--card .song-item {
        background-color: rgba(255, 255, 255, 0.85);
        border-radius: 10px;
        margin-bottom: 6px;
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
    body[data-decor-skin="true"][data-theme="light"] .page--liked .song-list--card .song-item:hover {
        background-color: rgba(255, 255, 255, 0.95);
    }
    body[data-decor-skin="true"][data-theme="light"] .page--liked .song-list--card .song-item--active {
        background-color: color-mix(in srgb, var(--c-primary) 18%, white);
    }
}

@media (max-width: 480px) {
    body[data-decor-skin="true"] .sidebar__nav-item {
        padding: 6px 8px;
        gap: 8px;
    }
    body[data-decor-skin="true"] .sidebar__nav-item.is-active {
        padding: 6px 8px;
        font-weight: 400;
    }
}
@media (max-height: 768px) {
    body[data-decor-skin="true"] .sidebar {
        background-position: var(--c-decor-bgpos, 20% 92%);
        background-size: auto 48%;
    }
    .search-box {
        height: 36px;
    }
    .playlist-scroll__info {
        display: none;
    }
    .now-playing-v2__info {
        margin-top: 5px;
    }
    .now-playing-v2__controls {
        margin-top: 5px;
    }
    .panel--now-playing-v2 {
        margin-bottom: 0;
    }
    .now-playing-v2__progress {
        margin-top: 0;
    }
}
@media (min-height: 769px) and (max-height: 1080px) {
    .page--home .page__section {
        margin-bottom: 14px;
    }
    .page__section-header {
        margin-bottom: 8px;
    }
    body[data-decor-skin="true"] .sidebar {
        background-position: var(--c-decor-bgpos, 20% 92%);
        background-size: auto 46%;
    }
}
@media (min-width: 1500px) {
    .app-layout {
        grid-template-columns: clamp(160px, 18vw, 280px) 1fr clamp(160px, 18vw, 280px);
    }
    .topbar {
        grid-template-columns: clamp(160px, 18vw, 280px) 1fr clamp(160px, 18vw, 280px);
    }
    body[data-decor-skin="true"] .sidebar {
        background-position: var(--c-decor-bgpos, 20% 92%);
        background-size: auto 50%;
    }
    .playlist-scroll__info {
        display: none;
    }
    .sidebar__logo {
        width: clamp(44px, 3.2vw, 60px);
        height: clamp(44px, 3.2vw, 60px);
    }
    .sidebar__name {
        font-size: clamp(16px, 1.3vw, 28px);
        padding-top: 10px;
    }
}
@media (min-width: 1500px) and (min-height: 1151px) {
    .playlist-scroll__info {
        display: block;
    }
    .page--home .page__section {
        margin-bottom: clamp(14px, 2vh, 24px);
    }
    .page__section-header {
        margin-bottom: clamp(6px, 1.2vh, 14px);
    }
    .quick-entry__title {
        font-size: var(--fs-xl2);
    }
    .quick-entry__subtitle {
        font-size: var(--fs-lg);
    }
    .song-list--panel .song-item__title {
        font-size: var(--fs-xl);
    }
    .song-list--panel .song-item__artist {
        font-size: var(--fs-md);
    }
    .page--home .quick-entries {
        padding: 20px 0;
    }
}