.difficulty-list { display: flex; flex-wrap: wrap; gap: 5px; }
.difficulty { display: inline-flex; align-items: center; gap: 4px; padding: 5px 9px; border: 1px solid #efbfd0; border-radius: 999px; color: #a83758; background: #fff0f5; letter-spacing: .04em; }
.difficulty span { font-size: .86rem; line-height: 1; }
.difficulty-easy { color: #39785a; border-color: #bfe5d2; background: #ecfaf3; }
.difficulty-normal { color: #93621b; border-color: #efd39d; background: #fff7e5; }
.difficulty-hard { color: #a83758; border-color: #efbfd0; background: #fff0f5; }
.difficulty-status-queued,.difficulty-status-processing { color: #866821; border-color: #ead99f; background: #fff9e5; }
.difficulty-status-failed { color: #a83758; border-color: #efbfd0; background: #fff0f5; }
.card-play-count { margin: -4px 0 10px; color: var(--muted); font-size: .7rem; font-weight: 700; }
.card-top-score { margin: 0 0 12px; padding: 8px 9px; border-radius: 11px; background: #fff0f5; }
.card-top-score .score-heading { display: block; margin-bottom: 4px; color: var(--pink); font-size: .58rem; font-weight: 900; letter-spacing: .08em; }
.card-top-score ol { display: grid; gap: 3px; margin: 0; padding: 0; list-style: none; }
.card-top-score li { display: grid; grid-template-columns: 18px minmax(0,1fr) auto; align-items: center; gap: 5px; min-width: 0; }
.card-top-score li b { overflow: hidden; color: #4b3540; font-size: .7rem; text-overflow: ellipsis; white-space: nowrap; }
.card-top-score li strong { color: #4b3540; font-size: .68rem; font-variant-numeric: tabular-nums; }
.score-crown { display: block; font-size: .9rem; line-height: 1; text-align: center; text-shadow: 0 1px 1px rgba(49,26,34,.18); }
.score-crown.rank-1 { color: #e3aa19; }
.score-crown.rank-2 { color: #a9afb8; }
.score-crown.rank-3 { color: #9a633d; }
.card-top-score.empty { color: var(--muted); font-size: .7rem; }
.track-card .play-label { display: inline-flex; align-items: center; justify-content: center; padding: 9px 15px; border: 1px solid var(--line); border-radius: 999px; background: #fff; box-shadow: 0 5px 14px rgba(70,25,50,.07); font-size: .75rem; font-weight: 900; }
.track-card:hover .play-label { border-color: var(--pink2); background: #fff5f8; }
.library-sort { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin: -12px 0 22px; }
.library-sort span { margin-right: 3px; color: var(--muted); font-size: .76rem; font-weight: 800; }
.library-sort a { padding: 8px 13px; border: 1px solid var(--line); border-radius: 999px; color: #765464; background: rgba(255,255,255,.78); font-size: .75rem; font-weight: 850; transition: .18s ease; }
.library-sort a:hover { border-color: var(--pink2); color: var(--pink); background: #fff; }
.library-sort a.active { border-color: var(--pink); color: #fff; background: linear-gradient(135deg,var(--pink2),var(--pink)); box-shadow: 0 7px 18px rgba(240,100,145,.22); }
.library-page .track-grid { grid-template-columns: repeat(auto-fit,minmax(min(100%,480px),1fr)); gap: 26px; align-items: start; }
.library-page .track-card { display: block; padding: 24px; overflow: hidden; border-color: rgba(239,216,226,.82); border-radius: 32px; background: rgba(255,255,255,.9); box-shadow: 0 16px 42px rgba(70,25,50,.085); }
.library-page .track-card:hover { transform: translateY(-3px); box-shadow: 0 22px 52px rgba(70,25,50,.12); }
.library-page .track-card h2 { margin: 0 2px 21px; font-size: clamp(1.14rem,2vw,1.42rem); line-height: 1.35; }
.library-page .track-card h2 a:hover { color: var(--pink); }
.track-card-main { display: grid; grid-template-columns: 150px minmax(0,1fr); gap: 22px; align-items: stretch; }
.track-cover-column { display: grid; gap: 11px; align-content: start; }
.library-page .track-cover-column img { display: block; width: 100%; aspect-ratio: 1; border: 1px solid rgba(239,216,226,.7); border-radius: 22px; object-fit: cover; box-shadow: 0 10px 25px rgba(70,25,50,.1); }
.track-card-info { display: flex; min-width: 0; flex-direction: column; align-self: stretch; }
.library-page .card-top-score { margin: 0 0 13px; padding: 12px 13px; border: 1px solid rgba(239,216,226,.65); border-radius: 16px; background: #fff7fa; }
.library-page .track-meta { margin: 0 0 8px; color: var(--muted); font-size: .74rem; text-align: right; }
.library-page .card-play-count { margin: 0 0 13px; text-align: right; }
.library-page .track-card .play-label { align-self: stretch; margin-top: auto; padding: 13px 18px; border-color: var(--pink); color: #fff; background: linear-gradient(135deg,var(--pink2),var(--pink)); box-shadow: 0 9px 22px rgba(240,100,145,.28); font-size: .82rem; letter-spacing: .02em; white-space: nowrap; }
.library-page .track-card:hover .play-label,.library-page .track-card .play-label:hover { border-color: #dc4e7b; color: #fff; background: linear-gradient(135deg,#ff86ad,#df4f7d); box-shadow: 0 12px 26px rgba(223,79,125,.34); transform: translateY(-1px); }
.track-like-button { display: inline-flex; min-height: 38px; align-items: center; justify-content: center; gap: 7px; padding: 5px 12px; border: 1px solid rgba(239,216,226,.75); border-radius: 999px; color: #69545f; background: #fff8fb; cursor: pointer; font-weight: 800; transition: .18s ease; }
.track-like-button span { color: var(--pink); font-size: 1.35rem; line-height: 1; }
.track-like-button b { font-size: .75rem; font-variant-numeric: tabular-nums; }
.track-like-button:hover:not(:disabled) { color: var(--pink); background: #fff0f5; transform: translateY(-1px); }
.track-like-button.liked { color: var(--pink); }
.track-like-button:disabled { cursor: default; opacity: 1; }
.library-page .track-card > .difficulty-list { gap: 7px; margin: 22px 0 0; padding: 16px 0 0; border-top: 1px solid rgba(239,216,226,.75); background: transparent; }
.library-page .track-card > .difficulty-list .difficulty { padding: 6px 10px; font-size: .66rem; letter-spacing: .02em; }
.library-page .difficulty-link { cursor: pointer; transition: transform .16s ease,border-color .16s ease,box-shadow .16s ease; }
.library-page .difficulty-link:hover { transform: translateY(-2px); border-color: var(--pink); box-shadow: 0 6px 14px rgba(240,100,145,.16); }
.back-link { display: inline-flex; margin-bottom: 14px; color: var(--pink); font-weight: 900; }
.level-shell .brand-header { align-items: start; }
.level-picker-layout { display: grid; grid-template-columns: minmax(240px,380px) 1fr; gap: 24px; align-items: start; }
.level-cover { width: 100%; aspect-ratio: 1; object-fit: cover; border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow); }
.level-choice-list { display: grid; gap: 12px; }
.level-choice { display: grid; grid-template-columns: 58px minmax(0,1fr) auto; align-items: center; gap: 14px; padding: 16px; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: 0 10px 28px rgba(70,25,50,.08); transition: .18s ease; }
.level-choice:hover { transform: translateY(-2px); border-color: var(--pink2); }
.level-choice .level-emoji { display: grid; width: 58px; aspect-ratio: 1; place-items: center; border-radius: 18px; background: #fff0f5; font-size: 2rem; }
.level-choice h2 { margin: 0 0 4px; }
.level-choice p { margin: 0; color: var(--muted); font-size: .76rem; }
.level-choice > strong { padding: 9px 13px; border-radius: 999px; color: var(--pink); background: #fff0f5; white-space: nowrap; }
.level-unavailable { cursor: default; opacity: .78; box-shadow: none; }
.level-unavailable:hover { transform: none; border-color: var(--line); }
.level-unavailable > strong { color: #85671d; background: #fff7db; }
.level-failed > strong { color: #a83758; background: #fff0f5; }
.level-unavailable small { display: block; margin-top: 5px; color: #a83758; font-size: .7rem; }
@media(max-width:700px){.level-picker-layout{grid-template-columns:1fr}.level-cover{width:min(280px,80vw);margin:auto}.level-choice{grid-template-columns:50px minmax(0,1fr)}.level-choice .level-emoji{width:50px}.level-choice>strong{grid-column:2;justify-self:start}.level-shell .brand-header h1{font-size:2.4rem}.library-page .track-grid{grid-template-columns:1fr;gap:18px}.library-page .track-card{padding:18px;border-radius:26px}.library-page .track-card>.difficulty-list{margin-top:17px;padding-top:13px}}
@media(max-width:420px){.library-sort span{width:100%;margin-bottom:2px}.library-sort a{padding:7px 10px;font-size:.68rem}.library-page .track-card h2{margin-bottom:16px}.track-card-main{grid-template-columns:116px minmax(0,1fr);gap:12px}.library-page .track-cover-column img{border-radius:17px}.library-page .card-top-score{padding:8px}.library-page .card-top-score li{grid-template-columns:15px minmax(0,1fr) auto;gap:3px}.library-page .card-top-score li b,.library-page .card-top-score li strong{font-size:.62rem}.library-page .track-card .play-label{padding:11px 9px;font-size:.76rem}.library-page .track-meta{font-size:.65rem}.track-like-button{min-height:35px;padding:4px 9px}}