body {
      background:
        radial-gradient(circle at 16% 14%, rgba(216, 143, 163, 0.18), transparent 28%),
        radial-gradient(circle at 84% 18%, rgba(167, 125, 61, 0.16), transparent 24%),
        linear-gradient(180deg, #f4efe9, #e8eef2 120%);
    }

    .group-page {
      width: min(1120px, calc(100% - 32px));
      margin: 0 auto;
      padding: 38px 0 88px;
    }

    .group-hero {
      min-height: calc(100vh - 72px);
      display: grid;
      grid-template-columns: minmax(280px, 1fr) minmax(300px, 420px);
      gap: 34px;
      align-items: center;
    }

    .group-hero h1 {
      max-width: 720px;
      margin: 10px 0 18px;
      color: var(--deep);
      font-family: "Noto Serif SC", serif;
      font-size: clamp(46px, 9vw, 112px);
      line-height: 0.98;
      letter-spacing: 0;
    }

    .group-hero p {
      max-width: 640px;
      margin: 0;
      color: var(--muted);
      font-family: "Noto Serif SC", serif;
      font-size: clamp(18px, 2.4vw, 28px);
      line-height: 1.55;
    }

    .group-badges {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      margin: 30px 0;
    }

    .group-badges span,
    .qr-panel,
    .announcement,
    .join-note {
      border: 1px solid var(--line);
      border-radius: 8px;
      background: var(--paper);
      box-shadow: 0 12px 38px rgba(34, 54, 70, 0.08);
      backdrop-filter: blur(14px);
    }

    .group-badges span {
      min-height: 82px;
      display: grid;
      align-content: center;
      padding: 14px;
      color: var(--muted);
      font-size: 12px;
    }

    .group-badges strong {
      display: block;
      color: var(--deep);
      font-size: 24px;
      line-height: 1.1;
    }

    .qr-panel {
      padding: 18px;
    }

    .qr-panel img {
      display: block;
      width: 100%;
      border-radius: 8px;
      background: #fff;
    }

    .qr-panel h2 {
      margin: 16px 0 6px;
      color: var(--deep);
      font-family: "Noto Serif SC", serif;
      font-size: 28px;
      line-height: 1.15;
    }

    .qr-panel p,
    .join-note p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .announcement {
      margin-top: 40px;
      padding: clamp(20px, 4vw, 42px);
    }

    .announcement h2 {
      margin: 0 0 18px;
      color: var(--deep);
      font-family: "Noto Serif SC", serif;
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.08;
    }

    .announcement article {
      display: grid;
      gap: 18px;
      color: var(--ink);
      font-family: "Noto Serif SC", serif;
      font-size: 18px;
      line-height: 1.95;
    }

    .announcement p {
      margin: 0;
    }

    .signature {
      margin-top: 8px;
      color: var(--deep);
      text-align: right;
    }

    .join-note {
      margin-top: 14px;
      padding: 16px 18px;
    }

    @media (max-width: 820px) {
      .group-hero {
        min-height: auto;
        grid-template-columns: 1fr;
        padding-top: 22px;
      }

      .group-badges {
        grid-template-columns: 1fr;
      }
    }

    .msg-section {
      padding: 88px 0;
      border-top: 1px solid var(--line);
    }

    .msg-section .eyebrow,
    .msg-section h2 {
      margin: 0 0 12px;
      color: var(--deep);
      font-family: "Noto Serif SC", serif;
      font-size: clamp(30px, 4vw, 52px);
      line-height: 1.08;
    }

    .section-note {
      margin: 0 0 28px;
      color: var(--muted);
    }

    .msg-app {
      display: grid;
      gap: 14px;
      margin-top: 28px;
    }

    .msg-form {
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: var(--paper);
      box-shadow: 0 12px 38px rgba(34, 54, 70, 0.08);
      backdrop-filter: blur(14px);
    }

    .msg-form label {
      display: block;
      margin-bottom: 10px;
      color: var(--deep);
      font-family: "Noto Serif SC", serif;
      font-size: 20px;
    }

    .msg-name,
    .msg-form textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 12px;
      outline: none;
      background: rgba(255, 255, 255, 0.44);
      color: var(--ink);
      font: inherit;
    }

    .msg-name {
      min-height: 42px;
      margin-bottom: 10px;
    }

    .msg-form textarea {
      min-height: 118px;
      resize: vertical;
    }

    .form-trap {
      position: absolute;
      left: -9999px;
      width: 1px;
      height: 1px;
      opacity: 0;
    }

    body.night .msg-name,
    body.night .msg-form textarea {
      background: rgba(255, 255, 255, 0.06);
    }

    .form-actions {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-top: 12px;
    }

    #msg-char-count {
      color: var(--muted);
      font-size: 12px;
    }

    .msg-status {
      min-height: 20px;
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 12px;
    }

    .msg-status.is-error {
      color: var(--rose);
    }

    .msg-status.is-ok {
      color: var(--green);
    }

    .msg-list {
      display: grid;
      gap: 10px;
    }

    .msg-item {
      padding: 14px 16px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: var(--paper);
      box-shadow: 0 12px 38px rgba(34, 54, 70, 0.08);
      backdrop-filter: blur(14px);
    }


    .msg-pinned {
      border-color: var(--gold);
      background: rgba(216, 143, 163, 0.05);
    }
    .msg-pin-label {
      display: inline-block;
      background: var(--gold);
      color: white;
      padding: 0 6px;
      border-radius: 4px;
      font-size: 10px;
      line-height: 1.6;
    }

    .msg-item p {
      margin: 0;
      color: var(--deep);
      font-family: "Noto Serif SC", serif;
      font-size: 18px;
    }

    .msg-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
      margin-top: 8px;
      color: var(--muted);
      font-size: 11px;
    }

    .msg-author {
      color: var(--gold);
    }

    .msg-delete {
      min-height: 24px;
      padding: 0 8px;
      border: 1px solid rgba(154, 100, 107, 0.28);
      border-radius: 8px;
      background: transparent;
      color: var(--rose);
      cursor: pointer;
      font-size: 11px;
      font: inherit;
    }


    .msg-like {
      min-height: 24px;
      padding: 0 8px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: transparent;
      color: var(--muted);
      cursor: pointer;
      font-size: 12px;
      font: inherit;
      display: inline-flex;
      align-items: center;
      gap: 3px;
      transition: all 0.15s;
    }
    .msg-like:hover {
      border-color: var(--rose);
      color: var(--rose);
    }
    .msg-like.is-liked {
      border-color: var(--rose);
      background: rgba(154, 100, 107, 0.09);
      color: var(--rose);
      cursor: default;
    }
    .msg-like:disabled {
      cursor: wait;
      opacity: 0.55;
    }

    .msg-delete:hover {
      background: rgba(154, 100, 107, 0.09);
    }

    .msg-delete:disabled {
      cursor: wait;
      opacity: 0.55;
    }

    .msg-list-actions {
      display: flex;
      justify-content: center;
      padding-top: 4px;
    }

    @media (max-width: 820px) {
      .msg-section {
        padding: 58px 0;
      }
    }

    /* 群歌曲播放器 - APlayer */
    .group-music {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 14px;
      padding: 28px 24px 24px;
      margin-top: 20px;
      text-align: center;
    }

    .group-music .eyebrow {
      font-size: 11px;
      color: var(--coral);
      letter-spacing: 1px;
      text-transform: uppercase;
      margin-bottom: 6px;
    }

    .group-music h2 {
      font-size: 18px;
      color: var(--text);
      margin-bottom: 16px;
      font-weight: 600;
    }

    .group-music .music-inner {
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    /* APlayer 主题覆盖 */
    .group-music .aplayer {
      background: rgba(255,255,255,0.85) !important;
      box-shadow: 0 4px 20px rgba(216,143,163,0.2) !important;
      border-radius: 12px !important;
      font-family: "Noto Serif SC", serif !important;
    }
    body.night .group-music .aplayer {
      background: rgba(30,30,40,0.9) !important;
    }
    .group-music .aplayer .aplayer-pic {
      border-radius: 8px 0 0 8px;
    }
    .group-music .aplayer .aplayer-info {
      padding: 14px 10px 0 14px !important;
    }
    .group-music .aplayer .aplayer-title {
      font-size: 13px !important;
      font-weight: 600 !important;
      color: var(--deep) !important;
    }
    .group-music .aplayer .aplayer-author {
      font-size: 11px !important;
      color: var(--muted) !important;
    }

.aplayer-container { max-width: 400px; margin: 0 auto; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 20px rgba(216,143,163,0.15); }