:root{--library-gap:12px;--library-radius:14px;--mini-player:80px}
.header{display:grid;grid-template-columns:44px minmax(0,1fr) 44px;gap:4px}
.brand-mark{display:flex;align-items:center;justify-content:center;width:44px;height:44px;overflow:hidden}
.brand-mark img{display:block;flex:none;width:15.1784px;height:24px}
.header>.toolbar-button{justify-self:end}
.library-entry{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:44px;min-height:54px;gap:5px;padding:6px 5px;border:1px solid transparent;border-radius:14px;color:var(--muted)}
.library-entry img{width:23px;height:23px;flex:none}.library-entry span{font-size:10px;line-height:1.2;white-space:nowrap}.library-entry:active{background:var(--surface)}
body[data-view=library]>.header,body[data-view=library]>main,body[data-view=library]>.player{display:none}
.music-library{position:fixed;inset:0 0 calc(var(--mini-player) + env(safe-area-inset-bottom));max-width:780px;margin:auto;display:flex;flex-direction:column;padding-top:env(safe-area-inset-top);background:var(--bg);overflow:hidden}
.library-header{flex:none;min-height:134px;padding:18px 20px 10px}.library-back{display:flex;align-items:center;gap:4px;height:44px;min-height:44px;padding:0;color:var(--fg);font-size:13px}.library-back .ui-icon{width:20px;height:20px}.library-title-row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px}.library-header h1{font-size:28px;font-weight:600;line-height:1.4;letter-spacing:-.6px;margin:0}.library-header>p{font-size:12px;line-height:1.4;color:var(--muted);margin:4px 0 0}
.library-upload{position:relative;flex:none;display:flex;align-items:center;justify-content:center;gap:5px;width:82px;height:36px;border-radius:18px;background:var(--fg);color:var(--ink);font-size:12px;font-weight:600}.library-upload::after{content:'';position:absolute;inset:-4px 0}
.library-search-area{flex:none;height:56px;padding:0 20px}.library-search{height:44px;display:flex;align-items:center;gap:8px;padding:0 14px;background:var(--surface);border-radius:var(--library-radius)}.library-search input{flex:1;min-width:0;width:100%;height:44px;border:0;padding:0;margin:0;background:transparent;color:var(--fg);font:inherit;font-size:16px;line-height:1.4}.library-search input::placeholder{font-size:13px;color:var(--muted)}.library-search:focus-within{box-shadow:inset 0 0 0 1px #454545}
.library-filters{flex:none;display:flex;align-items:center;gap:8px;height:52px;padding:0 20px}.library-filters button{position:relative;min-width:58px;height:34px;min-height:34px;padding:0 14px;border-radius:17px;background:var(--surface);color:var(--muted);font-size:12px;font-weight:500;white-space:nowrap}.library-filters button::after{content:'';position:absolute;inset:-5px 0}.library-filters button[aria-pressed=true]{background:var(--fg);color:var(--ink)}
.library-scroll{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:0 20px 16px;scrollbar-width:none}.library-scroll::-webkit-scrollbar{display:none}.music-library .library-heading{height:32px;display:flex;align-items:center;color:var(--muted);font-size:12px;font-weight:500;margin:0;line-height:1.4}.library-heading span{margin-left:5px}
.music-library .library-row{border:0;gap:0;min-height:64px}.music-library .library-track{display:flex;align-items:center;gap:var(--library-gap);height:64px;min-height:64px;margin:0;padding:0;border:0;min-width:0}.music-library .is-upload .library-track{padding-right:12px}.song-tile{flex:none;display:grid;place-items:center;width:44px;height:44px;border-radius:10px;background:var(--surface);color:var(--muted);font:500 11px/1.4 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.song-copy{display:block;flex:1;min-width:0;text-align:left}.music-library .library-track strong{font-size:15px;font-weight:500;line-height:21px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.music-library .library-track small{font-size:11px;line-height:18px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--muted)}.music-library .library-track[aria-current=true] .song-tile{background:#343434;color:var(--fg)}.music-library .remove-import{width:44px;height:44px}.library-empty,.library-storage-note{font-size:12px;line-height:1.8;color:var(--muted);margin:16px 0}.library-error{font-size:12px;line-height:1.8;margin:0;color:var(--fg)}.library-refresh{min-height:44px;padding:8px 0;text-decoration:underline;text-underline-offset:4px;font-size:12px}
.mini-player{position:fixed;z-index:3;left:0;right:0;bottom:0;height:calc(var(--mini-player) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);max-width:780px;margin:auto;padding:8px 16px calc(8px + env(safe-area-inset-bottom))}.mini-player-card{height:64px;display:flex;align-items:center;padding:0 8px 0 12px;background:var(--surface);border-radius:var(--library-radius)}.mini-open{display:flex;flex:1;align-items:center;gap:12px;min-width:0;height:64px;text-align:left;padding:0}.mini-open .song-tile{width:40px;height:40px;border-radius:9px;background:var(--bg)}.mini-copy{min-width:0;flex:1}.mini-copy strong,.mini-copy small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mini-copy strong{font-size:14px;font-weight:500;line-height:20px}.mini-copy small{font-size:11px;line-height:16px;color:var(--muted);margin-top:2px}.mini-play{display:grid;place-items:center;flex:none;width:44px;height:44px;padding:0}.mini-play svg{width:20px;height:20px;fill:var(--fg);stroke:0}.mini-play[data-playing=true] svg,.mini-play[data-playing=false] img{display:none}
@media(min-width:700px){.library-header,.library-search-area,.library-filters{padding-left:28px;padding-right:28px}.library-scroll{padding-left:28px;padding-right:28px}.music-library .library-track{height:70px;min-height:70px}.mini-player{padding-left:24px;padding-right:24px}}
@media(max-height:500px) and (orientation:landscape){:root{--mini-player:64px}.mini-player{padding-top:0;padding-bottom:0}.library-header{min-height:106px;padding-top:4px;padding-bottom:4px}.library-header>p{display:none}.library-search-area{height:48px}.library-filters{height:44px}}

@media(max-height:500px) and (orientation:landscape){.library-entry{min-height:46px}}
.library-backup{display:block;min-height:44px;padding:8px 0;font-size:13px;text-align:left;color:var(--fg)}
.library-storage-note{margin-bottom:0}
.backup-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.backup-heading h2{margin:0;font-size:21px;font-weight:600;letter-spacing:-.5px}.backup-heading button{min-width:44px;min-height:44px;padding:0;font-size:12px;color:var(--muted)}
.backup-action{display:grid;grid-template-columns:36px minmax(0,1fr) 16px;align-items:center;gap:12px;width:100%;min-height:88px;margin:0 0 12px;padding:16px;text-align:left;background:var(--surface);border:1px solid var(--subtle);border-radius:var(--library-radius);cursor:pointer;transition:background-color .1s,border-color .1s}.backup-action-icon{display:grid;place-items:center;width:36px;height:36px;background:var(--subtle);border-radius:10px}.backup-action img{display:block;flex:none}.backup-action-copy{display:flex;flex-direction:column;gap:2px;min-width:0}.backup-action strong{font-size:15px;line-height:1.6;font-weight:500}.backup-action small,.backup-note{font-size:12px;line-height:1.6;color:var(--muted)}.backup-action:active:not(:disabled){background:#333333;border-color:#707070}.backup-action:disabled{opacity:.45;cursor:wait}.backup-note{margin:12px 0 0}.backup-status{font-size:12px;line-height:1.8;margin:12px 0 0;overflow-wrap:anywhere}.backup-status:empty{display:none}#backupDialog{width:min(390px,calc(100% - 24px))}#backupDialog .muted{margin-bottom:12px}
@media(hover:hover){.backup-action:hover:not(:disabled){background:#2d2d2d;border-color:#555555}}
.backup-action:active:not(:disabled){background:#333333;border-color:#707070}
@media(prefers-reduced-motion:reduce){.backup-action{transition:none}}
.privacy-link{display:inline-block;min-height:44px;padding:8px 0;font-size:12px;line-height:1.8;color:var(--fg);text-align:left;text-decoration:underline;text-underline-offset:4px;cursor:pointer}.menu-privacy{display:block;width:100%;padding-left:4px}.privacy-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.privacy-heading h2{margin:0;font-size:21px;font-weight:600;letter-spacing:-.5px}.privacy-heading button{min-width:44px;min-height:44px;padding:0;color:var(--muted);font-size:12px}.privacy-sheet{width:min(390px,calc(100% - 24px))}.privacy-sheet section+section{margin-top:16px}.privacy-sheet h3{margin:0 0 4px;font-size:14px;line-height:1.8;font-weight:500}.privacy-sheet section p{margin:0;color:var(--muted);font-size:12px;line-height:1.8;overflow-wrap:anywhere}