/* 别园记 · 音乐播放器（迷你横幅 + 弹窗沉浸式播放页） */

/* ================= 正文里的横幅迷你播放条 ================= */
.bkm{--bm-brand:var(--primary,#6366f1);position:relative;isolation:isolate;overflow:hidden;margin:0 0 1.6em;padding:14px 16px 10px;border-radius:16px;color:#fff;background:#1d2230;
  box-shadow:0 10px 30px -12px rgba(0,0,0,.45);user-select:none;-webkit-user-select:none;font-size:14px;line-height:1.4;text-indent:0;text-align:left;font-family:inherit}
.bkm *{box-sizing:border-box}
.bkm-ns{display:flex;flex-direction:column;gap:8px}
.bkm-ns audio{width:100%}
.bkm-bg{position:absolute;inset:-40px;z-index:-1;background:linear-gradient(135deg,#4f46e5,#9333ea 55%,#db2777) center/cover no-repeat;filter:blur(30px) brightness(.5) saturate(1.35);transform:scale(1.1) translateZ(0)}
.bkm::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(0,0,0,.35),rgba(0,0,0,.15))}
.bkm-row{display:flex;align-items:center;gap:14px;min-width:0}

/* 旋转小唱片 */
.bkm-disc{flex:0 0 auto;width:62px;height:62px;padding:0;margin:0;border:0;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle,transparent 0 30%,rgba(255,255,255,.07) 31%,transparent 33%),repeating-radial-gradient(circle,#0d0d0f 0 1.2px,#1c1c21 1.2px 2.4px);
  box-shadow:0 0 0 2px rgba(255,255,255,.12),0 6px 16px rgba(0,0,0,.45);animation:bkm-spin 14s linear infinite;animation-play-state:paused}
.bkm.on .bkm-disc{animation-play-state:running}
.bkm-disc-in{width:62%;height:62%;border-radius:50%;background:var(--bm-brand) center/cover;border:2px solid #0a0a0a;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.9)}
.bkm-disc-in svg{width:14px;height:14px}
@keyframes bkm-spin{to{transform:rotate(360deg)}}

.bkm-info{flex:1;min-width:0;cursor:pointer}
.bkm-t{display:flex;align-items:center;gap:8px;min-width:0}
.bkm-t b{font-size:15.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#fff}
.bkm-badge{flex:0 0 auto;padding:0 7px;border-radius:999px;font-size:10.5px;line-height:17px;color:rgba(255,255,255,.85);background:rgba(255,255,255,.14)}
.bkm-ly{margin-top:5px;font-size:13px;color:rgba(255,255,255,.72);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-height:18px}
.bkm.on .bkm-ly{color:#fff}
.bkm-ly.in{animation:bkm-in .35s ease}
@keyframes bkm-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.bkm-info:hover .bkm-t b{text-decoration:underline;text-underline-offset:3px}

.bkm-btns{flex:0 0 auto;display:flex;align-items:center;gap:4px}
.bkm .bkm-ic,.bkm .bkm-play{margin:0;padding:0;border:0;font:inherit;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,color .15s,transform .15s}
.bkm .bkm-ic{width:34px;height:34px;border-radius:50%;background:transparent;color:rgba(255,255,255,.78)}
.bkm .bkm-ic:hover{color:#fff;background:rgba(255,255,255,.14)}
.bkm .bkm-ic svg{width:18px;height:18px}
.bkm .bkm-ex svg{width:16px;height:16px}
.bkm .bkm-play{width:42px;height:42px;border-radius:50%;background:#fff;color:#111;box-shadow:0 6px 16px rgba(0,0,0,.35)}
.bkm .bkm-play svg{width:18px;height:18px}
.bkm .bkm-play:hover{transform:scale(1.06)}
.bkm.wait .bkm-play svg{animation:bkm-pulse 1s ease-in-out infinite}
@keyframes bkm-pulse{50%{opacity:.35}}

.bkm-prog{display:flex;align-items:center;gap:10px;margin-top:8px;font-size:11.5px;color:rgba(255,255,255,.65);font-variant-numeric:tabular-nums}
.bkm-prog .bkm-sl{flex:1}

/* 进度条（迷你条 / 弹窗共用） */
.bkm-sl{position:relative;height:16px;display:flex;align-items:center;cursor:pointer;touch-action:none}
.bkm-sl-bg{position:relative;display:block;width:100%;height:3px;border-radius:3px;background:rgba(255,255,255,.22);overflow:hidden;transition:height .15s}
.bkm-sl-fill{position:absolute;left:0;top:0;bottom:0;width:0;background:#fff;border-radius:3px}
.bkm-sl-dot{position:absolute;top:50%;left:0;width:11px;height:11px;margin:-5.5px 0 0 -5.5px;border-radius:50%;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.4);transform:scale(0);transition:transform .15s}
.bkm-sl:hover .bkm-sl-bg,.bkm-sl.drag .bkm-sl-bg{height:5px}
.bkm-sl:hover .bkm-sl-dot,.bkm-sl.drag .bkm-sl-dot{transform:scale(1)}

@media (max-width:560px){
  .bkm{padding:12px 12px 8px;border-radius:14px}
  .bkm-row{gap:10px}
  .bkm-disc{width:50px;height:50px}
  .bkm .bkm-ic{width:30px;height:30px}
  .bkm .bkm-ex{display:none}
  .bkm .bkm-play{width:38px;height:38px}
  .bkm-t b{font-size:14.5px}
  .bkm-badge{display:none}
}

/* ================= 弹窗沉浸式播放页 ================= */
html.bkms-lock,html.bkms-lock body{overflow:hidden}
.bkms-mask{position:fixed;inset:0;z-index:2000;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
  opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.bkms-mask.on{opacity:1;visibility:visible}
.bkms{position:relative;width:min(1000px,100%);height:min(640px,100%);display:flex;flex-direction:column;overflow:hidden;border-radius:20px;color:#fff;background:#111;
  user-select:none;-webkit-user-select:none;font-size:14px;line-height:1.5;box-shadow:0 30px 80px rgba(0,0,0,.5);transform:scale(.96);transition:transform .25s}
.bkms-mask.on .bkms{transform:none}
.bkms *{box-sizing:border-box}
.bkms button{font:inherit;margin:0}
.bkms-bg{position:absolute;inset:-80px;background:linear-gradient(135deg,#4f46e5,#9333ea 55%,#db2777) center/cover no-repeat;filter:blur(60px) brightness(.7) saturate(1.3);transform:scale(1.15) translateZ(0);will-change:transform}
.bkms-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.35),rgba(0,0,0,.55) 60%,rgba(0,0,0,.75))}
.bkms>:not(.bkms-bg):not(.bkms-shade){position:relative;z-index:1}

.bkms-head{display:flex;align-items:center;gap:8px;padding:14px 16px 0;min-height:50px}
.bkms-sp{flex:1}
.bkms-skin{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:999px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:rgba(255,255,255,.85);font-size:12px;cursor:pointer;backdrop-filter:blur(6px)}
.bkms-skin svg{width:14px;height:14px}
.bkms-skin:hover{background:rgba(255,255,255,.16);color:#fff}
.bkms-x{width:36px;height:36px;border-radius:50%;border:0;background:rgba(255,255,255,.1);color:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.bkms-x svg{width:18px;height:18px}
.bkms-x:hover{background:rgba(255,255,255,.22)}

.bkms-ic{position:relative;width:40px;height:40px;padding:0;border-radius:50%;border:0;background:transparent;color:rgba(255,255,255,.78);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:color .15s,background .15s}
.bkms-ic svg{width:19px;height:19px}
.bkms-ic:hover{color:#fff;background:rgba(255,255,255,.1)}
.bkms-ic.lg{width:46px;height:46px}
.bkms-ic.lg svg{width:24px;height:24px}
.bkms-loop b{position:absolute;right:8px;bottom:8px;font-size:9px;line-height:1;opacity:0}
.bkms-loop{opacity:.55}
.bkms-loop.act{opacity:1;color:#fff}
.bkms-loop.act b{opacity:1}

/* 主体：宽屏左右排列 */
.bkms-body{flex:1;min-height:0;display:flex;align-items:center;gap:5%;padding:4px 6% 0}
.bkms-art{position:relative;flex:0 0 auto;display:flex;align-items:center;justify-content:center;--d:300px}
.bkms-vinyl{position:relative;width:var(--d);height:var(--d);margin-top:calc(var(--d)*.12)}
.sk-cover .bkms-vinyl{display:none}
.sk-vinyl .bkms-sq{display:none}
.bkms-disc{position:relative;width:var(--d);height:var(--d);border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle,transparent 0 30%,rgba(255,255,255,.06) 30.5%,transparent 31.5%),repeating-radial-gradient(circle,#0d0d0f 0 1.5px,#1b1b1f 1.5px 3px);
  box-shadow:0 0 0 calc(var(--d)*.035) rgba(255,255,255,.1),0 26px 60px rgba(0,0,0,.55);animation:bkm-spin 24s linear infinite;animation-play-state:paused}
.bkms.on .bkms-disc{animation-play-state:running}
.bkms-disc-in{width:60%;height:60%;border-radius:50%;background:linear-gradient(135deg,#6366f1,#a855f7) center/cover;border:calc(var(--d)*.018) solid #0a0a0a;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.85)}
.bkms-disc-in svg,.bkms-sq svg{width:22%;height:22%}
.bkms-gloss{position:absolute;inset:0;border-radius:50%;pointer-events:none;background:conic-gradient(from 20deg,transparent 0 8%,rgba(255,255,255,.07) 13%,transparent 18% 58%,rgba(255,255,255,.05) 63%,transparent 68%)}
.bkms-arm{position:absolute;z-index:2;top:calc(var(--d)*-.18);left:calc(var(--d)*.68);width:calc(var(--d)*.32);height:calc(var(--d)*.64);transform-origin:20% 10%;transform:rotate(-28deg);transition:transform .45s ease;filter:drop-shadow(0 6px 10px rgba(0,0,0,.45))}
.bkms.on .bkms-arm{transform:rotate(0)}
.bkms-sq{width:var(--d);height:var(--d);border-radius:18px;background:linear-gradient(135deg,#6366f1,#a855f7) center/cover;box-shadow:0 26px 60px rgba(0,0,0,.5);transform:scale(.92);transition:transform .5s cubic-bezier(.3,1.3,.5,1);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.85)}
.bkms.on .bkms-sq{transform:scale(1)}

.bkms-info{flex:1;min-width:0;height:100%;display:flex;flex-direction:column;padding-top:4px}
.bkms-title{margin:0;font-size:24px;font-weight:700;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#fff}
.bkms-meta{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:13px;color:rgba(255,255,255,.65);min-width:0}
.bkms-tg{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:1px 8px;border-radius:999px;background:rgba(255,255,255,.1);font-size:12px}
.bkms-lyrics{position:relative;flex:1;min-height:0;margin-top:10px;overflow:hidden;touch-action:none;
  mask-image:linear-gradient(transparent,#000 22%,#000 78%,transparent);-webkit-mask-image:linear-gradient(transparent,#000 22%,#000 78%,transparent)}
.bkms-lyrics-in{position:relative;will-change:transform}
.bkms-lyrics-in.anim{transition:transform .5s cubic-bezier(.25,.8,.3,1)}
/* 当前句用 transform 放大（不改字号、不加发光），行距不变 */
.bkms-l{font-size:15px;line-height:1.6;padding:7px 16% 7px 0;color:rgba(255,255,255,.5);cursor:pointer;transform-origin:left center;transition:color .3s,transform .3s}
.bkms-l:hover{color:rgba(255,255,255,.8)}
.bkms-l.on{color:#fff;font-weight:600;transform:scale(1.18)}
.bkms-l.static{cursor:default}
.bkms-sec{margin:16px 0 4px}
.bkms-sec:first-child{margin-top:0}
.bkms-sec span{display:inline-block;padding:1px 10px;border-radius:10px;font-size:11px;color:rgba(255,255,255,.8);background:rgba(255,255,255,.12)}
.bkms-tip{color:rgba(255,255,255,.55);font-size:13px;padding:8px 0}

.bkms-under{display:none}
.bkms-ctrl{padding:8px 6% 18px}
.bkms-prog{display:flex;align-items:center;gap:12px;font-size:12px;color:rgba(255,255,255,.65);font-variant-numeric:tabular-nums;max-width:760px;margin:0 auto}
.bkms-prog .bkm-sl{flex:1}
.bkms-btns{position:relative;display:flex;align-items:center;justify-content:center;gap:18px;margin-top:6px}
.bkms-play{width:58px;height:58px;padding:0;border-radius:50%;border:0;cursor:pointer;background:#fff;color:#111;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(0,0,0,.35);transition:transform .15s}
.bkms-play svg{width:24px;height:24px}
.bkms-play:hover{transform:scale(1.06)}
.bkms-play:active{transform:scale(.96)}
.bkms-play.wait svg{animation:bkm-pulse 1s ease-in-out infinite}
.bkms-vol{position:absolute;right:0;display:flex;align-items:center;gap:2px}
.bkms-volw{width:84px}

/* 窄屏：上下排列，点唱片切到全屏歌词 */
.bkms.narrow .bkms-head{padding:10px 12px 0;min-height:44px}
.bkms.narrow .bkms-body{flex-direction:column;justify-content:center;padding:0 22px;gap:0}
.bkms.narrow .bkms-art{flex:1;min-height:0;padding-top:calc(var(--d)*.12)}
.bkms.narrow .bkms-info{display:none;width:100%;padding-top:0}
.bkms.narrow .bkms-info .bkms-title,.bkms.narrow .bkms-info .bkms-meta{display:none}
.bkms.narrow.lyric-view .bkms-art{display:none}
.bkms.narrow.lyric-view .bkms-info{display:flex}
.bkms.narrow .bkms-lyrics{margin-top:0;text-align:center}
.bkms.narrow .bkms-l{transform-origin:center;padding-inline:8%}
.bkms.narrow .bkms-under{display:block;padding:8px 22px 0;text-align:center}
.bkms.narrow .bkms-under .bkms-title{font-size:20px}
.bkms.narrow.lyric-view .bkms-line{display:none}
.bkms-line{min-height:24px;margin-top:10px;font-size:15px;font-weight:600;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}
.bkms.narrow .bkms-ctrl{padding:10px 18px calc(16px + env(safe-area-inset-bottom))}
.bkms.narrow .bkms-btns{justify-content:space-between;gap:0;max-width:380px;margin-left:auto;margin-right:auto}
.bkms.narrow .bkms-vol{display:none}
.bkms.narrow .bkms-play{width:62px;height:62px}
@media (pointer:coarse){.bkms-vol{display:none}}
@media (max-width:640px){
  .bkms-mask{padding:0}
  .bkms{width:100%;height:100%;border-radius:0}
}

/* 歌词开头署名：原词 / 曲 */
.bkms-credit{display:flex;flex-wrap:wrap;gap:4px 18px;padding:2px 0 14px;font-size:13px;color:rgba(255,255,255,.62);letter-spacing:.5px}
.bkms.narrow .bkms-credit{justify-content:center}