.lyrics-fullscreen-overlay {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    z-index: 9000;
    background: #000;
    display: none;
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    color: #fff;
    overflow: hidden;
}

.lyrics-fullscreen-overlay.active {
    display: flex;
    opacity: 1;
}

.lyrics-fullscreen-bg {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    background-size: cover;
    background-position: center;
    filter: blur(80px) brightness(0.45) saturate(1.4);
    opacity: 0.6;
    z-index: 1;
    transition: background-image 0.8s ease;
}

.lyrics-fullscreen-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(0,0,0,0.6) 100%);
}

.lyrics-fullscreen-content {
    position: relative;
    z-index: 10;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    max-height: 100vh;
    max-height: 100dvh;
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    padding: 60px;
    box-sizing: border-box;
    overflow: hidden;
    align-items: stretch;
    min-height: 0;
}

.lyrics-fullscreen-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-right: 40px;
    animation: lyricsArtIn 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
    min-height: 0;
    overflow: hidden;
}

.lyrics-fullscreen-art-wrap {
    --art-scale: 1;
    --art-image: none;
    width: 80%;
    aspect-ratio: 1;
    max-width: 500px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    background: #111;
    position: relative;
    isolation: isolate;
}

.lyrics-fullscreen-art-wrap::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: var(--art-image);
    background-size: cover;
    background-position: center;
    filter: blur(18px) brightness(0.52);
    transform: scale(1.12);
    z-index: 0;
    opacity: 0.9;
}

.lyrics-fullscreen-art-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    background: #0a0a0d;
    position: relative;
    z-index: 1;
    transform: scale(var(--art-scale));
    transition: transform 0.25s ease;
}

.lyrics-fullscreen-info {
    margin-top: 40px;
    text-align: left;
    width: 80%;
    max-width: 500px;
}

.lyrics-fullscreen-info h2 {
    font-size: 32px;
    font-weight: 800;
    margin: 0 0 8px 0;
    letter-spacing: -0.5px;
    color: #fff;
}

.lyrics-fullscreen-info p {
    font-size: 20px;
    color: rgba(255,255,255,0.6);
    margin: 0;
}

.lyrics-fullscreen-right {
    flex: 1.2;
    display: flex;
    align-items: stretch;
    position: relative;
    min-width: 0;
    min-height: 0;
    height: 100%;
    overflow: hidden;
}

.lyrics-fullscreen-container {
    flex: 1;
    height: 100%;
    max-height: 100%;
    width: 100%;
    overflow-y: auto;
    padding-right: 30px;
    padding-top: 8vh;
    padding-bottom: 8vh;
    box-sizing: border-box;
    scrollbar-width: none;
    scroll-behavior: smooth;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    min-height: 0;
}

.lyrics-fullscreen-container::-webkit-scrollbar {
    display: none;
}

.lyrics-fullscreen-spacer {
    width: 100%;
    flex: 0 0 auto;
    pointer-events: none;
}

.lyrics-fullscreen-spacer-top {
    height: clamp(80px, 12vh, 160px);
}

.lyrics-fullscreen-spacer-bottom {
    height: clamp(180px, 28vh, 360px);
}

.lyrics-line {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
    color: rgba(255,255,255,0.25);
    transition: color 0.28s ease, text-shadow 0.28s ease, opacity 0.28s ease;
    cursor: default;
    line-height: 1.25;
    letter-spacing: -1.5px;
    transform-origin: left center;
    white-space: nowrap;
    overflow: hidden;
    text-wrap: nowrap;
    width: 100%;
}

.lyrics-line.active {
    color: #fff;
    filter: blur(0);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.08);
}

.lyrics-word {
    transition: color 0.24s ease, text-shadow 0.24s ease;
    display: inline;
}

.lyrics-line.active .lyrics-word {
    color: rgba(255, 255, 255, 0.24);
}

.lyrics-line.active .lyrics-word.active {
    color: #fff;
    text-shadow: 0 0 18px rgba(255, 255, 255, 0.14);
}

.lyrics-line.passed {
    color: rgba(255, 255, 255, 0.08);
}

.lyrics-line.passed .lyrics-word {
    color: inherit;
}

.lyrics-fullscreen-close {
    position: absolute;
    top: 40px;
    right: 40px;
    width: auto;
    height: auto;
    padding: 0;
    border-radius: 0;
    background: transparent;
    border: 0;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 100;
    transition: color 0.2s ease, transform 0.2s ease, opacity 0.2s ease;
    box-shadow: none;
    font-size: 28px;
    line-height: 1;
}

.lyrics-fullscreen-close:hover {
    color: rgba(255, 255, 255, 0.78);
    transform: scale(1.1);
}

.lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-content {
    max-width: 980px;
    align-items: center;
    justify-content: center;
}

.lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-left {
    display: none;
}

.lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-right {
    flex: 1;
    justify-content: center;
}

.lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding-top: 80px;
    padding-bottom: 80px;
    padding-right: 0;
    box-sizing: border-box;
}

.lyrics-fullscreen-message {
    width: min(100%, 700px);
    font-size: clamp(28px, 4vw, 56px);
    line-height: 1.18;
    font-weight: 700;
    letter-spacing: -0.04em;
    color: rgba(255, 255, 255, 0.68);
    text-align: center;
    text-wrap: balance;
}

@keyframes lyricsArtIn {
    from { opacity: 0; transform: scale(0.9) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

@media (max-width: 1024px) {
    .lyrics-fullscreen-content {
        display: grid;
        grid-template-rows: auto minmax(0, 1fr);
        padding: calc(env(safe-area-inset-top, 0px) + 48px) 52px 16px 18px;
        justify-content: flex-start;
        align-content: stretch;
    }
    .lyrics-fullscreen-left {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr);
        column-gap: 12px;
        padding-right: 0;
        margin-bottom: 14px;
        flex: none;
        width: 100%;
        align-items: center;
        min-height: auto;
        padding-top: 6px;
    }
    .lyrics-fullscreen-right {
        flex: none;
        min-height: 0;
        width: 100%;
        height: 100%;
    }
    .lyrics-line {
        font-size: 28px;
        text-align: left;
    }
    .lyrics-fullscreen-art-wrap {
        --art-scale: 1.08;
        width: 60px;
        min-width: 60px;
        max-width: 60px;
        border-radius: 12px;
        align-self: start;
    }
    .lyrics-fullscreen-info {
        text-align: left;
        margin-top: 0;
        width: 100%;
        max-width: 100%;
        min-width: 0;
    }
    .lyrics-fullscreen-info h2 {
        font-size: 19px;
        line-height: 1.1;
        margin-bottom: 4px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        display: block;
    }
    .lyrics-fullscreen-info p {
        font-size: 14px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .lyrics-fullscreen-container {
        padding-top: 8px;
        padding-bottom: 22vh;
        padding-right: 4px;
        scroll-padding-top: 12px;
        scroll-padding-bottom: 28vh;
    }
    .lyrics-fullscreen-close {
        top: 28px;
        right: 16px;
        font-size: 24px;
    }
    .lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-container {
        display: flex;
        justify-content: center;
        padding-top: 0;
        padding-bottom: 0;
        min-height: 100%;
        align-items: center;
    }
    .lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-content {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: calc(env(safe-area-inset-top, 0px) + 20px) 18px 20px;
    }
    .lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-right {
        height: 100%;
        align-items: center;
        justify-content: center;
    }
    .lyrics-fullscreen-overlay.is-message .lyrics-fullscreen-message {
        width: min(100%, 240px);
        margin: 0 auto;
        transform: translateY(0);
    }
    .lyrics-fullscreen-spacer-top {
        height: clamp(20px, 4vh, 40px);
    }
    .lyrics-fullscreen-spacer-bottom {
        height: clamp(120px, 24vh, 220px);
    }
}