:root{--sky:#87ceeb;--purple:#8a2be2;--ink:#173c32;--muted:#58756c;--card:#fff;--soft:#f4fbf8;--line:#b8d7c6;--active:#dff2ff}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;color:var(--ink);background:linear-gradient(180deg,var(--sky),#b9b1ef);background-attachment:fixed}
button,input{font:inherit}
button{cursor:pointer}
.app{width:min(1100px,100%);margin:auto;padding:12px;display:grid;gap:12px}
.card{background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:18px;box-shadow:0 12px 28px rgba(20,70,55,.14)}
.toolbar{position:sticky;top:8px;z-index:10;padding:12px}
.toolbar-row,.search-row,.transport,.now-playing{display:flex;align-items:center;gap:10px}
.toolbar-row{width:100%}
.tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;gap:7px}
.tab,.button,.transport button{border:1px solid #8fbda7;background:#eef9f2;color:var(--ink);border-radius:999px;padding:9px 13px}
.tab{min-width:0;white-space:nowrap}
.tab.active{background:#71c7f2;border-color:transparent;font-weight:700}
.button.secondary{white-space:nowrap}
#player-toggle{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-width:138px;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease}
#player-toggle::after{content:"";width:7px;height:7px;margin-top:-4px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .3s cubic-bezier(.2,.8,.2,1),margin .3s ease}
#player-toggle:hover{border-color:#4f9691;background:#e3f5ef;color:#006f67}
#player-toggle.is-open{border-color:#62aa9b;background:#dff4f1;color:#007f76;box-shadow:inset 0 0 0 1px rgba(0,127,118,.08)}
#player-toggle.is-open::after{margin-top:4px;transform:rotate(225deg)}
.search-row{margin-top:10px}
.status-controls{display:flex;align-items:center;justify-content:flex-end;gap:8px;min-width:0}
#search{flex:1;min-width:0;border:1px solid #8fbda7;border-radius:12px;padding:11px 13px;font-size:16px}
#status,.count{color:var(--muted);font-size:13px}
#status.server-status-bar{display:inline-flex;align-items:center;width:fit-content;max-width:100%;padding:5px 10px;border:1px solid var(--line);border-radius:10px;background:#eef8f1;color:#33584b;font-size:12px;font-weight:650}
#status.server-status-bar.loading{background:#eef6ff;border-color:#9fc3df;color:#234f70}
#status.server-status-bar.ok{background:#e9faed;border-color:#9fceaa;color:#22543b}
#status.server-status-bar.error{background:#fff1f1;border-color:#e1adad;color:#7a3434}
.player-shell{position:relative;isolation:isolate;overflow:hidden;padding:12px;background:linear-gradient(145deg,rgba(255,255,255,.98),rgba(231,249,245,.96));border-color:rgba(98,170,155,.58);box-shadow:0 20px 48px rgba(18,81,70,.18),inset 0 1px 0 rgba(255,255,255,.9);transform-origin:top center}
.player-shell::before{content:"";position:absolute;z-index:2;inset:0 0 auto;height:4px;background:linear-gradient(90deg,#12b7a7,#4cc9f0 52%,#8a2be2)}
.player-shell::after{content:"";position:absolute;z-index:-1;right:-90px;top:-110px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(76,201,240,.17),rgba(76,201,240,0) 68%);pointer-events:none}
.player-shell.is-animating{will-change:height,opacity,transform;pointer-events:none}
.video-wrap{position:relative;width:100%;aspect-ratio:16/9;max-height:34vh;background:linear-gradient(135deg,#071c1a,#10152c);border:1px solid rgba(255,255,255,.28);border-radius:14px;overflow:hidden;box-shadow:0 14px 32px rgba(7,38,35,.24)}
#youtube-player,.video-wrap iframe{width:100%;height:100%}
.now-playing{justify-content:space-between;margin-top:10px}
.now-playing>div:first-child{min-width:0;display:grid}
.now-playing-details{grid-template-rows:auto auto;align-items:start;row-gap:1px}
.now-playing-line{display:flex;align-items:baseline;min-width:0;font-size:16px;font-weight:750;line-height:1.4}
#now-playing{flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.now-playing-separator{flex:0 0 auto;white-space:pre}
.now-playing-artist{appearance:none;display:block;flex:0 1 auto;min-width:0;max-width:55%;overflow:hidden;border:0;border-radius:3px;background:transparent;color:inherit;padding:0;font-size:inherit;font-weight:inherit;line-height:inherit;text-align:left;text-overflow:ellipsis;white-space:nowrap;transition:color .16s ease,text-decoration-color .16s ease}
#now-playing-artist-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.now-playing-artist:hover{color:#007f76;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.now-playing-artist:active{color:#005f59}
.transport{flex-wrap:wrap;justify-content:flex-end}
.transport .icon-button{display:inline-grid;place-items:center;width:46px;height:46px;padding:9px;border-radius:50%}
.transport .icon-button svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.transport .icon-button svg text{fill:currentColor;stroke:none;font-size:7px;font-weight:800;text-anchor:middle}
.transport .play-pause{width:54px;height:54px;padding:13px;background:linear-gradient(135deg,#4cc9f0,#4895ef);border-color:transparent;color:#05223d;box-shadow:0 7px 16px rgba(72,149,239,.3)}
.transport .icon-pause{display:none}
.transport .play-pause.is-playing .icon-play{display:none}
.transport .play-pause.is-playing .icon-pause{display:block}
.transport button[aria-pressed="true"]{background:#cfe9ff;box-shadow:inset 0 0 0 2px #4895ef}
.volume{display:flex;align-items:center;gap:5px;font-size:12px}
.volume input{width:100px}
.desktop-history{display:none}
.results{padding:12px;min-height:30vh}
.count{margin:0 0 8px}
.song-list{display:grid;gap:7px}
.song{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center;border:1px solid var(--line);border-radius:13px;background:var(--soft);padding:10px}
.song.playing{background:var(--active);box-shadow:inset 4px 0 #4895ef}
.song-main{min-width:0;cursor:pointer}
.song-title{display:block;font-weight:750}
.song-artist,.song-meta{display:block;color:var(--muted);font-size:13px}
.song-actions{display:flex;gap:6px}
.song-actions button,.song-actions a{border:1px solid #9fc7b5;background:white;color:var(--ink);border-radius:9px;padding:8px;text-decoration:none}
.empty{padding:28px;text-align:center;color:var(--muted)}
dialog{width:min(620px,calc(100% - 24px));max-height:82vh;border:1px solid var(--line);border-radius:18px;padding:18px;color:var(--ink)}
dialog::backdrop{background:rgba(10,35,28,.45)}
.dialog-close{float:right;border:0;background:transparent;font-size:26px}
.history-entry{display:flex;justify-content:space-between;gap:12px;padding:10px 2px;border-bottom:1px solid var(--line)}
.history-entry a{color:#176ba0}
:focus-visible{outline:3px solid var(--purple);outline-offset:2px}
[hidden]{display:none!important}

/* Restored danmaku copy console */
.danmaku-dock{width:100%}
.danmaku-console{padding:10px}
.dm-wrap{display:flex;align-items:center;gap:8px}
.dm-select-wrap{flex:7 1 0;min-width:0}
.dm-btn-wrap{display:flex;flex:3 1 0}
#dm-select{width:100%;min-width:0;border:1px solid #8fbda7;border-radius:10px;background:#fff;color:var(--ink);padding:8px 10px;font:inherit;font-size:14px;line-height:1.2}
#dm-copy{appearance:none;width:100%;border:1px solid transparent;border-radius:12px;background:linear-gradient(135deg,#4cc9f0,#4895ef);color:#05223d;padding:9px 12px;font-weight:700;cursor:pointer}
#dm-copy:hover{filter:brightness(1.05)}
#dm-copy:active{transform:translateY(1px)}
.toast{position:fixed;left:50%;bottom:16px;z-index:60;transform:translateX(-50%);background:rgba(37,86,70,.92);color:#fff;padding:10px 14px;border-radius:10px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s}
.toast.show{opacity:1}

@media(max-width:700px){
  .app{padding:6px 6px calc(82px + env(safe-area-inset-bottom));gap:8px}
  .toolbar{top:4px;padding:9px}
  .toolbar-row{align-items:flex-start}
  .tabs{gap:5px}
  .tab{padding:8px clamp(5px,2vw,10px);font-size:clamp(11px,3.3vw,13px)}
  .button.secondary{padding:8px 9px;font-size:12px}
  .search-row{align-items:stretch;flex-direction:column;gap:4px}
  .status-controls{width:100%;gap:6px}
  #status.server-status-bar{flex:1 1 auto;min-width:0;width:auto;line-height:1.25}
  #player-toggle{flex:0 0 auto;min-width:122px}
  .danmaku-dock{position:fixed;left:0;right:0;bottom:0;z-index:40;padding:8px 6px calc(8px + env(safe-area-inset-bottom));background:linear-gradient(180deg,rgba(104,170,136,0) 0%,rgba(110,170,140,.76) 30%,rgba(110,170,140,.9) 100%);backdrop-filter:blur(4px)}
  .danmaku-console{width:100%;max-width:700px;margin:0 auto;padding:8px;border-radius:14px}
  #dm-select{padding:8px 9px;font-size:13px}
  #dm-copy{padding:8px 9px;font-size:13px}
  .toast{bottom:calc(76px + env(safe-area-inset-bottom))}
  .player-shell{padding:6px}
  .video-wrap{max-height:none}
  .now-playing{align-items:stretch;flex-direction:column}
  .now-playing-artist{max-width:50%}
  .transport{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));justify-content:stretch}
  .transport .icon-button{justify-self:center;width:44px;height:44px;padding:9px}
  .transport .play-pause{width:52px;height:52px}
  .volume{grid-column:1/-1;margin-left:0;justify-content:flex-end}
  .song{padding:9px}
}

/* Integrated v2 player controls and thumbnail cards */
.now-playing{display:block;margin-top:10px;padding:10px 12px;border:1px solid rgba(143,189,167,.68);border-radius:12px;background:rgba(255,255,255,.7);box-shadow:inset 0 1px 0 #fff}
.now-playing small{color:#4f9691;font-size:11px;font-weight:800;letter-spacing:.08em}
.operation-bar{display:grid;grid-template-columns:minmax(360px,1fr) auto auto;align-items:center;gap:12px;margin-top:10px}
.transport-core{width:min(540px,100%);height:70px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:center;border:1px solid var(--line);border-radius:999px;background:#f9fcfc;box-shadow:inset 0 1px 0 #fff,0 8px 20px rgba(40,94,88,.1)}
.operation-bar .icon-button{position:relative;display:grid;place-items:center;width:100%;height:100%;padding:11px;border:0;border-radius:0;background:transparent;color:#4f9691;cursor:pointer}
.transport-core .icon-button:not(:first-child)::before{content:"";position:absolute;left:0;top:23%;bottom:23%;width:1px;background:#dceae8}
.operation-bar .icon-button:hover{background:#edf8f6;color:#008f83}
.operation-bar .icon-button:active{transform:scale(.93)}
.operation-bar .icon-button svg{width:28px;height:28px;overflow:visible;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.operation-bar .icon-button svg text{fill:currentColor;stroke:none;font-size:7px;font-weight:800;text-anchor:middle}
.operation-bar .play-pause{align-self:center;justify-self:center;width:60px;height:60px;border-radius:50%;color:#fff;background:linear-gradient(135deg,#12b7a7,#007f76);box-shadow:0 10px 22px rgba(0,111,102,.25)}
.operation-bar .play-pause:hover{color:#fff;background:linear-gradient(135deg,#18c6b5,#00736b)}
.operation-bar .play-pause::before{display:none!important}
.operation-bar .play-pause svg{width:33px;height:33px}
.operation-bar .icon-pause{display:none}
.operation-bar .play-pause.is-playing .icon-play{display:none}
.operation-bar .play-pause.is-playing .icon-pause{display:block}
.mode-controls{display:inline-flex;align-items:stretch;overflow:hidden;border:1px solid var(--line);border-radius:999px;background:#f9fcfc;box-shadow:0 7px 18px rgba(40,94,88,.08)}
.mode-controls .icon-button{width:54px;height:54px;padding:13px}
.mode-controls .icon-button+.icon-button{border-left:1px solid #dceae8}
.mode-controls .icon-button:first-child{border-radius:999px 0 0 999px}
.mode-controls .icon-button:last-child{border-radius:0 999px 999px 0}
.mode-controls .icon-button:focus-visible{outline:2px solid var(--purple);outline-offset:-3px;z-index:1}
.repeat-one-number{stroke-width:2.7}
.mode-controls .icon-button[aria-pressed="true"],.mode-controls .icon-button.mode-on{background:#dff4f1;color:#007f76;box-shadow:inset 0 0 0 2px rgba(0,143,131,.1)}
.repeat-off-icon,.repeat-one-icon,.repeat-all-icon{display:none}
#repeat[data-mode="off"] .repeat-off-icon,
#repeat[data-mode="one"] .repeat-one-icon,
#repeat[data-mode="all"] .repeat-all-icon{display:block}
.operation-bar .volume{justify-self:end}
.song{grid-template-columns:minmax(0,1fr) 132px}
.song-side{display:grid;gap:6px;width:132px}
.song-thumbnail{position:relative;width:100%;padding:0;overflow:hidden;border:1px solid #9fc7b5;border-radius:10px;background:#dfecea;aspect-ratio:16/9;cursor:pointer}
.song-thumbnail img{display:block;width:100%;height:100%;object-fit:cover}
.song-thumbnail::after{content:"▶";position:absolute;left:50%;top:50%;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:rgba(0,0,0,.65);color:#fff;font-size:14px;transform:translate(-50%,-50%);opacity:.9}
.song-thumbnail:hover::after{background:#008f83;transform:translate(-50%,-50%) scale(1.08)}
@media(max-width:760px){
  .operation-bar{grid-template-columns:1fr;gap:9px}
  .transport-core{width:100%;height:64px}
  .operation-bar .icon-button{min-width:0;padding:8px}
  .operation-bar .icon-button svg{width:25px;height:25px}
  .operation-bar .play-pause{width:54px;height:54px;padding:12px}
  .mode-controls{justify-self:start}
  .mode-controls .icon-button{width:50px;height:46px;padding:10px}
  .operation-bar .volume{justify-self:end;margin-top:-54px}
  .song{grid-template-columns:minmax(0,1fr) 108px}
  .song-side{width:108px}
  .song-thumbnail::after{width:28px;height:28px;font-size:12px}
}
@media(max-width:380px){
  .now-playing-line{font-size:15px}
  .now-playing-artist{max-width:48%}
  .operation-bar .volume input{width:84px}
  .song{grid-template-columns:minmax(0,1fr) 96px}
  .song-side{width:96px}
}

/* Inline history and restored copy action */
.song-side-actions{display:flex;align-items:center;justify-content:flex-end;gap:6px}
.song-side .history,.song-side .copy{display:grid;place-items:center;flex:0 0 38px;width:38px;height:36px;min-width:0;border:1px solid #9fc7b5;background:#fff;color:#2f7770;border-radius:10px;padding:7px}
.song-side .copy{background:#eef8f4}
.song-side .history svg,.song-side .copy svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
.song-side .history:hover,.song-side .copy:hover{border-color:#4f9691;background:#e3f5ef;color:#006f67}
.song-side .history[aria-expanded="true"]{border-color:#4895ef;background:#dff2ff;color:#176ba0}
.song-side .copy.copied{border-color:#4f9691;background:#dff4f1;color:#007f76}
.song-side .copy.copied svg{display:none}
.song-side .copy.copied::after{content:"✓";font-size:19px;font-weight:900;line-height:1}
.inline-history[hidden]{display:none!important}
.inline-history{grid-column:1/-1;width:100%;min-width:0;margin-top:4px;padding-top:8px;border-top:1px solid var(--line)}
.song.history-open{border-color:#78b89a;box-shadow:0 11px 20px rgba(29,77,60,.15)}
.inline-history-heading{margin:0 0 4px;color:var(--muted);font-size:12px;font-weight:800}
.inline-history-list{display:flex;flex-direction:column;min-width:0}
.inline-history-row{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:42px;padding:8px 5px;border-top:1px solid rgba(184,215,198,.7);color:var(--ink);text-decoration:none}
.inline-history-row:first-child{border-top:0}
a.inline-history-row:hover{border-radius:8px;background:#eaf6f0}
.inline-history-date{color:var(--muted);font-size:13px;white-space:nowrap}
.inline-history-link-label{color:#176ba0;font-size:13px;font-weight:700;white-space:nowrap}
.inline-history-no-link{color:var(--muted);font-size:12px;white-space:nowrap}
.inline-history-status{display:flex;align-items:center;min-height:42px;color:var(--muted);font-size:13px}
.inline-history-error{color:#8a3434}
@media(max-width:760px){
  .inline-history{margin-top:2px;padding-top:6px}
  .inline-history-row{min-height:44px;padding:9px 4px}
  .inline-history:not([hidden]){animation:inline-history-reveal .2s ease-out}
}

/* Wide desktop: song list left, controls/player and history right */
@media(min-width:1100px){
  body{overflow:auto}
  .app{
    width:min(1500px,100%);
    height:auto;
    min-height:max(640px,100dvh);
    padding:16px;
    grid-template-columns:minmax(500px,1.15fr) minmax(470px,.85fr);
    grid-template-rows:auto auto minmax(150px,1fr) auto;
    grid-template-areas:
      "results toolbar"
      "results player"
      "results history"
      "results danmaku";
    align-items:start;
    gap:12px;
  }
  .toolbar{grid-area:toolbar;position:static;top:auto;width:100%}
  .danmaku-dock{grid-area:danmaku;position:static;width:100%;padding:0;background:none;backdrop-filter:none}
  .results{
    grid-area:results;
    position:sticky;
    top:16px;
    display:flex;
    flex-direction:column;
    width:100%;
    height:calc(100dvh - 32px);
    min-height:0;
    overflow:hidden;
  }
  .results>.count{flex:0 0 auto}
  .song-list{
    flex:1 1 auto;
    min-height:0;
    padding-right:4px;
    overflow-y:auto;
    overscroll-behavior:contain;
    scrollbar-gutter:stable;
  }
  .player-shell{
    grid-area:player;
    width:100%;
    box-shadow:0 10px 24px rgba(18,81,70,.16),inset 0 1px 0 rgba(255,255,255,.9);
  }
  .operation-bar{grid-template-columns:auto minmax(0,1fr);gap:8px;margin-top:8px}
  .transport-core{grid-column:1/-1;width:100%;height:62px}
  .mode-controls{grid-column:1;grid-row:2}
  .mode-controls .icon-button{width:48px;height:46px;padding:10px}
  .operation-bar .volume{grid-column:2;grid-row:2;justify-self:end}
  .inline-history{display:none!important}
  .desktop-history{
    grid-area:history;
    display:flex;
    flex-direction:column;
    align-self:stretch;
    width:100%;
    min-width:0;
    min-height:150px;
    max-height:100%;
    padding:14px;
    overflow:hidden;
  }
  .desktop-history-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
  .desktop-history-eyebrow{color:var(--muted);font-size:11px;font-weight:800;letter-spacing:.08em}
  .desktop-history-title{margin:3px 0 0;font-size:17px;line-height:1.35;overflow-wrap:anywhere}
  .desktop-history-close{display:grid;place-items:center;flex:0 0 34px;width:34px;height:34px;border:1px solid var(--line);border-radius:9px;background:#f4fbf8;color:var(--ink);font-size:20px;line-height:1}
  .desktop-history-close:hover{background:#e3f5ef}
  .desktop-history-sub{margin:9px 0 5px;color:var(--muted);font-size:12px}
  .desktop-history-list{display:flex;flex:1 1 auto;flex-direction:column;min-height:0;overflow-y:auto;scrollbar-gutter:stable}
  .desktop-history-row{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:44px;padding:8px 4px;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none}
  a.desktop-history-row:hover{border-radius:8px;background:#eaf6f0}
  .desktop-history-row time{color:var(--muted);font-size:13px;white-space:nowrap}
  .desktop-history-link{color:#176ba0;font-size:13px;font-weight:700;white-space:nowrap}
  .desktop-history-no-link{color:var(--muted);font-size:12px;white-space:nowrap}
  .desktop-history-status{padding:16px 4px;color:var(--muted);font-size:13px}
  .desktop-history-status.error{color:#8a3434}
  .song.desktop-history-selected{background:#e3f3ff;box-shadow:inset 4px 0 #4895ef}
}

@keyframes inline-history-reveal{
  from{opacity:0;transform:translateY(-4px)}
  to{opacity:1;transform:translateY(0)}
}
@media(prefers-reduced-motion:reduce){
  #player-toggle,#player-toggle::after,.now-playing-artist{transition:none}
  .inline-history:not([hidden]){animation:none}
}