/* 歌曲目录、歌曲详情弹窗与成绩行交互。 */
.song-view-tabs { display: flex; gap: 24px; margin-bottom: 22px; border-bottom: 1px solid var(--line); }
.song-view-tabs button { position: relative; padding: 0 0 9px; border: 0; background: none; color: var(--muted); font: inherit; font-size: 13px; font-weight: 650; cursor: pointer; }
.mai-score-song .mai-song-open { display: block; max-width: 100%; padding: 0; border: 0; background: none; color: inherit; font: inherit; font-size: 13px; font-weight: 700; text-align: left; cursor: pointer; text-overflow: ellipsis; white-space: nowrap; transition: color .18s ease; }
.song-search-form { display: flex; gap: 10px; align-items: stretch; }
.song-search-input { flex: 1; }
.song-search-form select, .song-score-heading select { --ui-field-padding: 8px 30px 8px 10px; --ui-field-size: 12px; }
.song-search-hint { margin: 15px 0; color: var(--muted); font-size: 12px; }
.song-search-results { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 20px; }
.song-result { display: flex; align-items: center; gap: 12px; padding: 14px; border: 1px solid var(--ui-line); border-radius: 8px; background: var(--white); transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease; }
.song-result:hover { transform: translateY(-2px); border-color: #aab9df; box-shadow: 0 6px 18px #8395c314; }
.song-result img { width: 52px; height: 52px; object-fit: cover; border-radius: 7px; flex: 0 0 52px; }
.song-result > div { min-width: 0; flex: 1; }
.song-result strong { display: block; font-size: 13px; line-height: 1.5; overflow-wrap: anywhere; }
.song-result small { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }
.song-result-levels { color: var(--ui-accent-strong); font-size: 11px; max-width: 100px; text-align: right; }
.song-dialog { width: min(720px, calc(100% - 32px)); max-height: calc(100dvh - 48px); padding: 0; border: 1px solid var(--ui-line); border-radius: 14px; background: var(--white, #fff); color: var(--ink); box-shadow: 0 20px 70px #10152935; overflow: hidden; }
.song-dialog-scroll { max-height: calc(100dvh - 50px); padding: 32px; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: transparent transparent; scrollbar-gutter: stable; }
.song-dialog-scroll::-webkit-scrollbar { width: 6px; }
.song-dialog-scroll::-webkit-scrollbar-track { background: transparent; margin-block: 16px; }
.song-dialog-scroll::-webkit-scrollbar-thumb { background: transparent; border-radius: 8px; }
.song-dialog-scroll.is-scrolling { scrollbar-color: var(--ui-line) transparent; }
.song-dialog-scroll.is-scrolling::-webkit-scrollbar-thumb { background: var(--ui-line); }
.song-dialog-scroll.is-scrolling::-webkit-scrollbar-thumb:hover { background: var(--ui-accent); }
.song-dialog-scroll::-webkit-scrollbar-button { display: none; width: 0; height: 0; }
.song-dialog::backdrop { background: #25304c78; }
.song-dialog[open] { animation: song-enter .18s ease-out; }
.song-close { z-index: 1; position: absolute; right: 14px; top: 14px; }
.song-heading { display: grid; grid-template-columns: 88px minmax(0, 1fr); column-gap: 20px; align-items: center; padding-right: 20px; }
.song-heading img { width: 88px; height: 88px; grid-column: 1; grid-row: 1 / 4; align-self: start; object-fit: cover; border-radius: 10px; }
.song-heading > :not(img) { grid-column: 2; min-width: 0; }
.song-heading h2 { margin: 5px 0 8px; font-size: 25px; line-height: 1.35; letter-spacing: 0; overflow-wrap: anywhere; }
.song-kicker { margin: 0; font-size: 11px; color: var(--ui-accent-strong); font-weight: 600; letter-spacing: .03em; }
#song-meta, .song-aliases { font-size: 12px; line-height: 1.8; color: var(--muted); }
#song-meta { margin: 0; }
.song-aliases { margin: 18px 0; overflow-wrap: anywhere; }
.song-variants { display: flex; gap: 8px; margin: 18px 0 24px; }
.song-variants button { padding: 6px 15px; border: 1px solid var(--ui-line); border-radius: 7px; background: transparent; color: var(--muted); font: inherit; font-size: 12px; cursor: pointer; transition: background .2s, border-color .2s; }
.song-variants button[aria-pressed="true"] { background: var(--ui-soft); color: var(--ui-accent-strong); border-color: var(--ui-accent); }
.song-score-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.song-score-heading h3 { margin: 0; font-size: 15px; }
.song-message { margin: 14px 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
.song-message a { color: var(--ui-accent-strong); text-decoration: underline; text-underline-offset: 3px; }
#song-loading button { display: block; margin-top: 12px; }
#song-charts { display: grid; gap: 8px; }
.song-chart { --chart-color: #8e9db5; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 8px 16px; border-bottom: 1px solid var(--ui-line); }
.song-chart.is-selected { background: var(--ui-soft); border-radius: 8px; border-bottom-color: transparent; }
.song-diff-0 { --chart-color: #74a89a; }
.song-diff-1 { --chart-color: #bc9b64; }
.song-diff-2 { --chart-color: #cf8498; }
.song-diff-3 { --chart-color: #9d89bf; }
.song-diff-4 { --chart-color: #aaa0c6; }
.song-chart-label strong { display: block; color: var(--chart-color); font-size: 11px; letter-spacing: .04em; }
.song-chart-label > span { display: block; font-weight: 650; }
.song-chart-label small { margin-left: 6px; font-size: 11px; font-weight: 400; color: var(--muted); }
.song-chart-score { text-align: right; align-self: center; }
.song-chart-score strong { display: block; color: var(--ui-accent-strong); font-size: 18px; }
.song-chart-score span { display: block; color: var(--muted); font-size: 11px; line-height: 1.8; }
.song-chart details { grid-column: 1 / -1; font-size: 11px; color: var(--muted); }
.song-chart summary { cursor: pointer; width: fit-content; }
.song-chart details p { margin: 8px 0 0; line-height: 1.8; }
.song-footer { display: flex; align-items: center; justify-content: flex-end; gap: 16px; margin-top: 22px; }
.song-dialog :focus-visible:not(.ui-dialog-heading, .ui-close-button), .song-search-results :focus-visible, .song-view-tabs :focus-visible, .mai-song-open:focus-visible { outline: 2px solid #aab9df; outline-offset: 3px; border-radius: 5px; }
@keyframes song-enter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 700px) {
.song-search-results { grid-template-columns: minmax(0, 1fr); }
.song-search-form { flex-wrap: wrap; }
.song-search-input { flex-basis: 100%; }
.song-search-form select { flex: 1; }
.song-dialog { width: calc(100% - 20px); max-height: calc(100dvh - 24px); }
.song-dialog-scroll { max-height: calc(100dvh - 26px); padding: 28px 18px 22px; }
.song-heading { grid-template-columns: 64px minmax(0, 1fr); gap: 4px 12px; padding-right: 20px; align-items: start; }
.song-heading img { width: 64px; height: 64px; grid-row: 1 / 3; }
.song-heading .song-kicker { grid-row: 1; }
.song-heading #song-meta { grid-row: 2; line-height: 1.6; }
.song-heading #song-title { grid-column: 1 / -1; grid-row: 3; margin: 12px 0 0; font-size: 20px; }
.song-close { right: 8px; top: 6px; }
.song-chart { column-gap: 8px; }
.song-chart-score strong { font-size: 16px; }
.song-score-heading select { max-width: 145px; }
}
@media (prefers-reduced-motion: reduce) {
.song-dialog[open] { animation: none; }
.song-result { transition: none; }
.song-result:hover { transform: none; }
}
.mai-score-song .mai-song-open:disabled { cursor: default; color: inherit; }
.mai-score-list li { position: relative; border-radius: 7px; transition: background .18s ease, transform .18s ease; }
.mai-score-list li.mai-score-interactive:hover, .mai-score-list li.mai-score-interactive:focus-within { background: var(--ui-soft); transform: translateX(2px); }
.mai-score-song .mai-song-open { overflow: visible; }
.mai-score-song .mai-song-open > span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mai-score-list li.mai-score-interactive { cursor: pointer; }
.mai-score-song .mai-song-open:focus-visible { outline: none; }
.mai-score-rank { font-variant-numeric: tabular-nums; font-weight: 650; }
.mai-score-list .mai-score-rank-1 { color: #d77b4c; }
.mai-score-list .mai-score-rank-2 { color: #c39a55; }
.mai-score-list .mai-score-rank-3 { color: #6f9eaa; }
@media (prefers-reduced-motion: reduce) {
.mai-score-list li { transition: none; }
.mai-score-list li.mai-score-interactive:is(:hover, :focus-within) { transform: none; }
}
.song-view-tabs { align-items: stretch; }
.song-reveal { animation: song-detail-reveal .26s cubic-bezier(.22,.61,.36,1); }
@keyframes song-detail-reveal { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
#song-loading { min-height: 0; padding: 0; }
@media (prefers-reduced-motion: reduce) {
.song-reveal { animation: none; }
}
.song-chart { row-gap: 10px; padding: 16px 12px; }
.song-chart-label > strong { width: fit-content; padding: 4px 7px; border-radius: 5px; background: var(--ui-soft); background: color-mix(in srgb, var(--chart-color) 10%, transparent); }
.song-chart-label > span { margin-top: 8px; font-size: 19px; }
.song-achievement { display: flex; justify-content: flex-end; align-items: center; flex-wrap: wrap; gap: 10px; }
.song-achievement > strong { font-size: 21px; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.song-achievement > strong small { margin-left: 2px; font-size: 13px; font-weight: 500; }
.song-chart-score .song-score-metrics { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 6px 16px; margin-top: 7px; }
.song-score-metrics b { color: var(--ink); font-weight: 600; }
.song-score-metrics small { font-size: inherit; }
.song-chart-score .song-score-badges { display: flex; justify-content: flex-end; align-items: center; gap: 6px; margin-top: 8px; }
.song-score-badges:empty { display: none; }
.song-chart-score .song-badge { display: inline-flex; align-items: center; justify-content: center; min-height: 26px; }
.song-chart-score .song-badge-label { padding: 2px 6px; border-radius: 5px; background: var(--ui-soft); color: var(--ui-accent-strong); font-size: 11px; font-weight: 650; }
.song-badge img { width: 28px; height: 28px; object-fit: contain; }
.song-badge-rate img { width: 66px; height: 29px; }
.song-badge.has-image .song-badge-label { display: none; }
.song-chart-score .song-no-record { color: var(--muted); }
@media (max-width: 700px) {
.song-chart { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); }
.song-chart-label > span { font-size: 17px; }
.song-achievement { gap: 6px; }
.song-achievement > strong { font-size: 18px; }
.song-badge-rate img { width: 54px; height: 25px; }
.song-chart-score .song-score-metrics { gap: 3px 8px; }
}
.song-chart-score .song-dx-stars { display: inline-flex; vertical-align: middle; margin-left: 5px; }
.song-chart-score .song-badge-dx { min-height: 20px; }
.song-badge-dx img { width: 44px; height: 22px; }
.song-unplayed { border: 1px solid var(--ui-line); border-radius: 8px; background: var(--white); margin-top: 4px; }
.song-unplayed > .song-unplayed-toggle { display: flex; align-items: center; gap: 12px; padding: 12px; color: var(--muted); font-size: 12px; cursor: pointer; list-style: none; transition: color .18s, background .18s; border-radius: 8px; }
.song-unplayed > .song-unplayed-toggle small { margin-left: auto; font-size: 11px; }
.song-unplayed > .song-unplayed-toggle::after { content: ""; width: 6px; height: 6px; margin-right: 3px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg); transition: transform .2s ease; }
.song-unplayed-toggle[aria-expanded="true"]::after { transform: rotate(225deg); }
.song-unplayed > .song-unplayed-toggle:hover { background: var(--ui-soft); color: var(--ink); }
.song-unplayed-list { padding: 0 8px 6px; }
.song-unplayed-list .song-chart { padding: 12px 4px; }
.song-unplayed-list .song-chart:last-child { border-bottom: 0; }
.song-unplayed-list .song-chart-label > strong { font-size: 10px; }
.song-unplayed-list .song-chart-label > span { font-size: 15px; }
.song-unplayed-list:not([hidden]) { animation: song-detail-reveal .2s ease-out; }
@media (prefers-reduced-motion: reduce) {
.song-unplayed-list:not([hidden]) { animation: none; }
.song-unplayed > .song-unplayed-toggle, .song-unplayed > .song-unplayed-toggle::after { transition: none; }
}
.song-unplayed-toggle { width: 100%; border: 0; background: transparent; font: inherit; text-align: left; }
.song-unplayed-toggle > * { pointer-events: none; }