/* 乐studio · 动态（朋友圈式）页面样式 */
:root{--mm-card:var(--card,#1b1f28);--mm-line:var(--line,#353d4b);--mm-text:var(--text,#eceef4);--mm-muted:var(--muted,#9ba7bb);--mm-accent:var(--accent,#b5ee67)}

/* 顶部横幅：限宽居中，与 .moments-main 的 680px 内容区对齐，不再通栏 */
.mm-banner{position:relative;height:190px;overflow:hidden;background:linear-gradient(135deg,#1a1525 0%,#2b2438 18%,#3d2f55 38%,#2b3e5c 58%,#1d2b3a 78%,#3a2845 100%);background-size:200% 200%;animation:mmBannerFlow 11s ease-in-out infinite;max-width:680px;margin:16px auto 0;border-radius:16px}
@keyframes mmBannerFlow{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@media(prefers-reduced-motion:reduce){.mm-banner{animation:none}}
.mm-banner::after{content:'♪';position:absolute;right:calc(10% + 26px);top:12px;font-size:120px;color:#ffffff14;line-height:1}
.mm-me{position:absolute;right:10%;bottom:12px;display:flex;align-items:center;gap:12px;z-index:2}
#mmMeName{color:#fff;text-shadow:0 1px 6px #000a;font-size:16px}

/* 头像（banner 右下 + 帖子头像） */
.mm-avatar,.mm-post-avatar{width:64px;height:64px;border-radius:10px;border:3px solid #ffffffd9;background:#3d2f55;color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;overflow:hidden;flex:none}
.mm-post-avatar{width:44px;height:44px;border-width:0;font-size:17px;border-radius:9px}
.mm-avatar img,.mm-post-avatar img{width:100%;height:100%;object-fit:cover;display:block}

/* 嵌入态：强制 main 与 banner 一样限宽 680 居中，覆盖 web-embedded.css 的通栏 max-width:1420px */
html[data-web-embedded] main.moments-main{max-width:680px!important;width:auto!important;margin:0 auto!important;padding:8px 16px 80px!important;display:block!important}

/* 内容区限宽居中 */
.moments-main{max-width:680px;margin:0 auto;padding:8px 16px 80px}

/* Toast 浮层 */
#mmNotice{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:#252b37;color:#eceef4;border:1px solid #414956;border-radius:999px;padding:9px 18px;font-size:13px;opacity:0;pointer-events:none;transition:.25s;z-index:60;max-width:86vw}
#mmNotice.show{opacity:1;transform:translateX(-50%) translateY(0)}
#mmNotice.error{background:#3a1f26;border-color:#7a3b47;color:#ffd9df}

/* 发布框 */
.mm-composer{margin:0 16px 18px;background:var(--mm-card);border:1px solid var(--mm-line);border-radius:14px;padding:12px 14px}
.mm-composer-open{width:100%;text-align:left;background:transparent;border:none;color:var(--mm-muted);font-size:14px;cursor:pointer;padding:4px 2px}
.mm-composer-open:hover{color:var(--mm-text)}
.mm-composer textarea{width:100%;resize:vertical;font:14px/1.6 inherit;background:transparent;border:none;color:var(--mm-text);outline:none;min-height:88px}
.mm-composer-actions{display:flex;align-items:center;gap:12px;margin-top:8px}
.mm-add{border:1px dashed var(--mm-line);border-radius:10px;padding:8px 14px;font-size:13px;color:var(--mm-muted);cursor:pointer;white-space:nowrap}
.mm-add:hover{color:var(--mm-accent);border-color:var(--mm-accent)}
.mm-hint{color:var(--mm-muted);font-size:12px;flex:1}
#mmPublish{border:none;border-radius:10px;padding:9px 22px;font-size:14px;cursor:pointer;background:var(--mm-accent);color:#1a2408;font-weight:600}
#mmPublish:disabled{opacity:.5;cursor:not-allowed}

/* 待上传九宫格 */
.mm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.mm-grid:empty{display:none}
.mm-pick{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;border:1px solid var(--mm-line)}
.mm-pick img{width:100%;height:100%;object-fit:cover;display:block}
.mm-pick .rm{position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:50%;border:none;background:#000a;color:#fff;cursor:pointer;font-size:13px;line-height:1}
.mm-pick.uploading::after{content:'上传中…';position:absolute;inset:0;background:#000b;color:#fff;font-size:12px;display:flex;align-items:center;justify-content:center}
.mm-pick.failed{outline:2px solid #b32661}

/* 动态列表 */
.mm-list{display:flex;flex-direction:column}
.mm-post{display:flex;gap:12px;padding:18px 4px;border-bottom:1px solid var(--mm-line)}
.mm-post-body{flex:1;min-width:0}
.mm-post-author{color:var(--mm-accent);font-weight:600;font-size:15px}
.mm-post-text{margin:6px 0 4px;white-space:pre-wrap;word-break:break-word;font-size:15px;line-height:1.65;color:var(--mm-text)}
.mm-post-images{display:grid;gap:6px;margin:8px 0 2px}
.mm-post-images[data-n="1"]{grid-template-columns:minmax(0,72%)}
.mm-post-images[data-n="1"] img{max-height:340px}
.mm-post-images:not([data-n="1"]){grid-template-columns:repeat(3,1fr)}
.mm-post-images img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:8px;cursor:zoom-in;display:block;border:1px solid var(--mm-line)}
.mm-post-foot{display:flex;align-items:center;gap:10px;margin-top:8px;font-size:12.5px;color:var(--mm-muted)}
.mm-post-foot time{margin-right:auto}
.mm-act{background:transparent;border:none;color:var(--mm-muted);cursor:pointer;font-size:12.5px;padding:2px 6px;border-radius:6px}
.mm-act:hover{color:var(--mm-accent);background:#ffffff0a}
.mm-act.on{color:#ff7d9c}
.mm-del:hover{color:#ff7d9c}
.mm-like-line{margin-top:8px;background:#ffffff08;border-radius:8px;padding:7px 10px;font-size:13px;color:var(--mm-muted)}
.mm-like-line b{color:var(--mm-accent);font-weight:500}
.mm-cmt-toggle{margin-top:4px}
.mm-cmt-list{margin-top:8px;background:#ffffff08;border-radius:8px;padding:4px 10px}
.mm-cmt{padding:7px 0;border-bottom:1px dashed var(--mm-line);font-size:13.5px;line-height:1.5}
.mm-cmt:last-child{border-bottom:none}
.mm-cmt b{color:var(--mm-accent);font-weight:500;margin-right:6px}
.mm-cmt small{color:var(--mm-muted);margin-left:8px;font-size:11.5px}
.mm-cmt-form{display:flex;gap:8px;margin-top:8px}
.mm-cmt-form input{flex:1;background:transparent;border:1px solid var(--mm-line);border-radius:999px;padding:7px 14px;color:var(--mm-text);font-size:13px;outline:none}
.mm-cmt-form input:focus{border-color:var(--mm-accent)}
.mm-cmt-form button{border:none;border-radius:999px;padding:0 16px;font-size:13px;cursor:pointer;background:var(--mm-accent);color:#1a2408;font-weight:600}
.mm-empty{padding:60px 0;text-align:center;color:var(--mm-muted)}
.mm-empty strong{display:block;font-size:17px;color:var(--mm-text);margin-bottom:6px}
.mm-more{display:block;margin:18px auto;border:1px solid var(--mm-line);background:transparent;color:var(--mm-muted);border-radius:999px;padding:9px 26px;cursor:pointer;font-size:13px}
.mm-more:hover{color:var(--mm-accent);border-color:var(--mm-accent)}

/* 大图预览 */
#mmLightbox{border:none;background:transparent;max-width:94vw;max-height:94vh;padding:0}
#mmLightbox::backdrop{background:#000d}
#mmLightboxImg{max-width:94vw;max-height:92vh;border-radius:10px;display:block}
#mmLightboxClose{position:fixed;top:12px;right:16px;width:40px;height:40px;border-radius:50%;border:none;background:#ffffff22;color:#fff;font-size:22px;cursor:pointer}

/* 白天模式 */
html[data-mode=light] #mmNotice{background:#e6f5ec;color:#2f4a3b;border-color:#d2e8da}
html[data-mode=light] #mmNotice.error{background:#fff0f2;color:#9c203e;border-color:#f0cdd6}
html[data-mode=light] .mm-banner{background:linear-gradient(135deg,#c7f0dc 0%,#d9efe2 18%,#bfe4cf 40%,#cfe6f2 60%,#d6dcf4 80%,#e8d4f2 100%);background-size:200% 200%;animation:mmBannerFlow 11s ease-in-out infinite}
html[data-mode=light] .mm-banner::after{color:#1f9d6b1f}
html[data-mode=light] #mmMeName{color:#24352d;text-shadow:none}
html[data-mode=light] .mm-composer,html[data-mode=light] .mm-post-images img{background:#fff;border-color:#d8e8df}
html[data-mode=light] .mm-post{border-color:#d8e8df}
html[data-mode=light] .mm-post-author{color:#1f8a5c}
html[data-mode=light] .mm-post-text{color:#24352d}
html[data-mode=light] .mm-like-line,html[data-mode=light] .mm-cmt-list{background:#f3faf6}
html[data-mode=light] .mm-like-line b,html[data-mode=light] .mm-cmt b{color:#1f8a5c}
html[data-mode=light] .mm-act:hover{background:#e6f5ec;color:#1f8a5c}
html[data-mode=light] #mmPublish,html[data-mode=light] .mm-cmt-form button{background:#b5e6cf;color:#1c3527}
html[data-mode=light] .mm-cmt{border-color:#d8e8df}
html[data-mode=light] .mm-cmt-form input{background:#f4faf7;border-color:#cfe3d9;color:#24352d}

@media(max-width:760px){
 .mm-banner{height:150px}
 .mm-post-images:not([data-n="1"]){grid-template-columns:repeat(3,1fr)}
 .mm-avatar{width:52px;height:52px;font-size:20px}
 .mm-me{right:18px}
}

/* 动态 · 视频媒体 */
.mm-pick video{width:100%;height:100%;object-fit:cover;display:block;background:#000}
.mm-post-video{width:100%;border-radius:12px;background:#000;aspect-ratio:16/9;display:block;margin:2px 0}
.mm-emoji-panel{display:grid;grid-template-columns:repeat(8,1fr);gap:4px;background:var(--mm-card);border:1px solid var(--mm-line);border-radius:12px;padding:8px;margin:10px 0 0}
.mm-emoji-panel button{background:transparent;border:none;font-size:20px;padding:4px;cursor:pointer;border-radius:8px;line-height:1.2}
.mm-emoji-panel button:hover{background:var(--mm-line)}
@media(max-width:520px){.mm-emoji-panel{grid-template-columns:repeat(7,1fr)}}


/* 音乐卡片（横长方形小） */
.mm-post-music{display:flex;align-items:center;gap:10px;max-width:420px;width:100%;padding:8px;background:rgba(128,128,128,.08);border-radius:10px;margin:8px 0}
.mm-post-music img{width:52px;height:52px;border-radius:8px;object-fit:cover;flex:none;background:rgba(128,128,128,.2)}
.mm-music-meta{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.mm-music-meta b{font-size:13px;color:#333;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mm-music-meta small{font-size:11px;color:#888;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mm-music-meta audio{width:100%;height:30px;margin-top:2px}
.mm-music-list{display:flex;flex-direction:column;gap:8px;max-height:340px;overflow:auto;padding:4px 0}
.mm-music-opt{display:flex;align-items:center;gap:10px;width:100%;padding:8px;border:none;background:transparent;cursor:pointer;border-radius:8px;text-align:left}
.mm-music-opt:hover{background:rgba(128,128,128,.1)}
.mm-music-opt img{width:40px;height:40px;border-radius:6px;object-fit:cover;background:rgba(128,128,128,.2)}
.mm-music-opt div{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.mm-music-opt b{font-size:13px;color:#333;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mm-music-opt small{font-size:11px;color:#888}
#mmMusicPicker{width:min(90vw,360px);border:none;border-radius:14px;padding:16px;background:#fff}
#mmMusicPicker::backdrop{background:rgba(0,0,0,.45)}
.mm-picker-title{margin:0 0 10px;font-size:15px;color:#333}
.mm-picker-close{width:100%;margin-top:10px;padding:8px;border:none;border-radius:8px;background:rgba(128,128,128,.12);color:#333;cursor:pointer}

/* 音乐卡片（美化版） */
.mm-post-music{display:flex;align-items:center;gap:12px;max-width:440px;width:100%;padding:10px 12px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.08);border-radius:14px;margin:8px 0;transition:background .2s,transform .2s}
.mm-post-music:hover{background:rgba(255,255,255,.085)}
.mm-music-cover{width:54px;height:54px;border-radius:10px;object-fit:cover;flex:none;box-shadow:0 2px 10px rgba(0,0,0,.35)}
.mm-music-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}
.mm-music-title{font-size:14px;font-weight:600;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mm-music-artist{font-size:11px;color:rgba(255,255,255,.5);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mm-music-playbar{display:flex;align-items:center;gap:8px}
.mm-music-play{flex:none;width:26px;height:26px;border:none;border-radius:50%;background:linear-gradient(135deg,#1f9d6b,#3ecf8e);color:#fff;font-size:11px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .15s,box-shadow .15s;box-shadow:0 2px 8px rgba(31,157,107,.35)}
.mm-music-play:hover{transform:scale(1.1);box-shadow:0 3px 12px rgba(31,157,107,.5)}
.mm-music-track{flex:1;height:3px;border-radius:2px;background:rgba(255,255,255,.14);overflow:hidden;cursor:pointer}
.mm-music-progress{display:block;height:100%;width:0;border-radius:2px;background:linear-gradient(90deg,#1f9d6b,#3ecf8e)}
.mm-music-time{font-size:10px;color:rgba(255,255,255,.45);white-space:nowrap;font-variant-numeric:tabular-nums}
.mm-music-audio{display:none}
html[data-mode=light] .mm-post-music{background:#fff;border-color:#e2ede7;box-shadow:0 1px 4px rgba(31,157,107,.08)}
html[data-mode=light] .mm-music-title{color:#24352d}
html[data-mode=light] .mm-music-artist{color:#7d9489}
html[data-mode=light] .mm-music-track{background:#e6f2ec}
html[data-mode=light] .mm-music-time{color:#9ab1a6}