/* CSS Variables for Theming */
:root, .dark-theme {
    --bg-primary: #121212;
    --bg-secondary: #1f2937;
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --border-color: #374151;
    --card-bg: #1f2937;
    --modal-bg: #2b3749;
    --button-bg: #374151;
    --button-hover-bg: #4b5563;
}

.light-theme {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --card-bg: #ffffff;
    --modal-bg: #ffffff;
    --button-bg: #e5e7eb;
    --button-hover-bg: #d1d5db;
}

/* 自定义样式 */
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s, color 0.3s;
}
#top-section {
    background-color: var(--bg-secondary);
    transition: background-color 0.3s;
}
/* 滚动条美化 */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: #4b5563;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: #6b7280;
}
/* 卡片悬停时的封面动画效果 */
.card:hover .artwork-img {
    transform: scale(1.05);
}
/* 卡片样式 */
.card {
    display: flex;
    flex-direction: column;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    transition: background-color 0.3s, border-color 0.3s;
}
.card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
/* 弹窗动画 */
#detailsModal, #videoModal {
    transition: opacity 0.3s ease;
}
#modalContent, #videoModalContent {
    transition: transform 0.3s ease;
}
#modalContent {
     background-color: var(--modal-bg);
     color: var(--text-primary);
}
/* 可复制信息行的样式 */
.copyable-info {
    cursor: pointer;
    border-radius: 0.25rem;
    transition: background-color 0.2s;
}
.copy-flash {
    background-color: rgba(22, 163, 74, 0.5) !important; /* 绿色闪烁 */
}
/* 多行文本省略样式 */
.truncate-2-lines {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-all;
}

.header-nav-link {
    display: inline-block;
    padding: 0.375rem 1.25rem; /* py-1.5 px-5 */
    border-radius: 9999px; /* rounded-full */
    font-weight: 600; /* font-semibold */
    font-size: 0.875rem; /* text-sm */
    background-color: var(--button-bg);
    color: var(--text-primary);
    transition: background-color 0.2s;
}
.header-nav-link:hover {
    background-color: var(--button-hover-bg);
}

.custom-select-panel {
    background-color: var(--modal-bg);
    border: 1px solid var(--border-color);
}
.custom-select-option:hover {
    background-color: var(--button-hover-bg);
}

.back-to-artist-btn {
    display: inline-flex;
    align-items: center;
    font-size: 0.875rem; /* text-sm */
    font-weight: 600; /* font-semibold */
    padding: 0.5rem 1rem; /* py-2 px-4 */
    margin-bottom: 1rem; /* mb-4 */
    border-radius: 9999px; /* rounded-full */
    background-color: var(--button-bg);
    color: var(--text-primary);
    transition: background-color 0.2s ease-in-out;
}
.back-to-artist-btn:hover {
    background-color: var(--button-hover-bg);
}
.artist-link {
     cursor: pointer;
     border-radius: 0.25rem;
     transition: background-color 0.2s;
}
.artist-link:hover {
     background-color: rgba(255, 255, 255, 0.1);
}