/* ==========================================================
   前台扩展功能样式 —— 友链 / 相册 / 留言板 / 收藏夹 / 点赞 / 音乐
   （作用域 .sqh- 前缀, 避免与后台样式冲突）
   ========================================================== */

/* ---------- 友链 ---------- */
.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 18px;
}
.link-card {
  display: flex; align-items: center; gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  color: var(--text);
  transition: all .18s;
}
.link-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  text-decoration: none;
}
.link-avatar {
  width: 42px; height: 42px; flex-shrink: 0;
  border-radius: 10px; object-fit: cover;
  background: var(--bg-soft);
}
.link-info { min-width: 0; }
.link-name {
  font-size: 14.5px; font-weight: 600; margin-bottom: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.link-desc {
  font-size: 12.5px; color: var(--text-3); line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.link-apply-bar {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-top: 26px; padding: 16px 18px;
  border: 1px dashed var(--border-2);
  border-radius: var(--radius);
  color: var(--text-3); font-size: 13px;
}

/* ---------- 相册 ---------- */
.albums-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 18px;
}
.album-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  overflow: hidden; cursor: pointer;
  transition: all .18s;
}
.album-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.album-cover {
  position: relative; aspect-ratio: 4/3;
  background: var(--bg-soft);
}
.album-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.album-count {
  position: absolute; right: 8px; bottom: 8px;
  padding: 2px 8px; border-radius: 999px;
  background: rgba(0,0,0,.55); color: #fff; font-size: 11.5px;
}
.album-info { padding: 12px 14px; }
.album-name { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.album-desc {
  font-size: 12.5px; color: var(--text-3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
  max-height: 60vh; overflow-y: auto;
}
.photo-grid img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  border-radius: 8px; cursor: pointer;
}

/* ---------- 留言板 ---------- */
.msg-form {
  margin: 20px 0 24px; padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-soft);
}
.msg-form textarea {
  width: 100%; min-height: 88px; padding: 11px 13px;
  border: 1px solid var(--border-2); border-radius: 9px;
  background: var(--bg-elev); color: var(--text);
  resize: vertical; outline: none;
  font-family: inherit; font-size: 14px; line-height: 1.65;
}
.msg-form textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.msg-form-row { display: flex; gap: 10px; margin-top: 11px; flex-wrap: wrap; }
.msg-form-row input {
  flex: 1; min-width: 130px; padding: 8px 11px;
  border: 1px solid var(--border-2); border-radius: 8px;
  background: var(--bg-elev); color: var(--text); outline: none; font-size: 13.5px;
}
.msg-form-row input:focus { border-color: var(--accent); }
.msg-form-row .btn { flex-shrink: 0; }

.msg-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}
.msg-card {
  display: flex; gap: 12px; padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
  transition: all .18s;
}
.msg-card:hover { box-shadow: var(--shadow); }
.msg-avatar {
  width: 36px; height: 36px; flex-shrink: 0; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; font-weight: 600; font-size: 14px;
}
.msg-main { flex: 1; min-width: 0; }
.msg-meta {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-bottom: 6px; font-size: 12.5px;
}
.msg-meta b { font-size: 13.5px; }
.msg-meta time { color: var(--text-3); }
.msg-meta a { color: var(--text-3); }
.msg-like {
  margin-left: auto; cursor: pointer; color: var(--text-3);
  font-size: 12.5px; user-select: none;
}
.msg-like:hover { color: var(--danger); }
.msg-content {
  font-size: 13.5px; color: var(--text-2);
  white-space: pre-wrap; word-break: break-word; line-height: 1.7;
}

/* ---------- 收藏夹 ---------- */
.bookmark-list { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; }
.bookmark-item {
  display: block; padding: 16px 18px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-elev); color: var(--text);
  transition: all .18s;
}
.bookmark-item:hover {
  border-color: var(--accent); box-shadow: var(--shadow);
  transform: translateX(3px); text-decoration: none;
}
.bookmark-title { font-size: 15px; font-weight: 600; margin-bottom: 5px; }
.bookmark-excerpt {
  font-size: 13px; color: var(--text-2); margin-bottom: 7px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.bookmark-meta { display: flex; gap: 8px; font-size: 12px; color: var(--text-3); }

/* ---------- 文章页: 点赞 / 收藏 ---------- */
.sqh-post-actions {
  display: flex; align-items: center; gap: 10px;
  margin: 0 0 22px; padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.sqh-action-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border: 1px solid var(--border-2); border-radius: 999px;
  background: var(--bg-elev); color: var(--text-2);
  font-size: 13px; cursor: pointer; transition: all .18s;
}
.sqh-action-btn:hover { border-color: var(--accent); color: var(--accent); }
.sqh-action-btn.liked { border-color: var(--danger); color: var(--danger); background: #fdeded; }
.sqh-action-btn.active { border-color: var(--gold); color: var(--gold); background: var(--gold-soft); }
[data-theme="dark"] .sqh-action-btn.liked { background: #2c1a1c; }
.like-count { font-variant-numeric: tabular-nums; }

.sqh-related { margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--border); }
.sqh-related h3 { margin: 0 0 14px; font-size: 16px; }
.related-list { display: flex; flex-direction: column; gap: 8px; }
.related-item {
  display: block; padding: 11px 14px;
  border: 1px solid var(--border); border-radius: 10px;
  background: var(--bg-elev); color: var(--text);
  transition: all .16s;
}
.related-item:hover { border-color: var(--accent); text-decoration: none; }
.related-title { font-size: 14px; font-weight: 500; margin-bottom: 3px; }
.related-meta { font-size: 12px; color: var(--text-3); }

/* ---------- 音乐播放器 ---------- */
.sqh-music {
  position: fixed; left: 20px; bottom: 20px; z-index: 90;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px 10px 10px;
  border: 1px solid var(--border); border-radius: 999px;
  background: color-mix(in srgb, var(--bg-elev) 92%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
}
.sqh-music-disc {
  width: 42px; height: 42px; flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--gold));
  display: grid; place-items: center;
  color: #fff; font-size: 17px;
}
.sqh-music-disc.playing { animation: sqh-spin 4s linear infinite; }
@keyframes sqh-spin { to { transform: rotate(360deg); } }
.sqh-music-info { min-width: 0; }
.sqh-music-name {
  font-size: 12.5px; color: var(--text-2); margin-bottom: 3px;
  max-width: 150px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sqh-music-ctrl { display: flex; gap: 3px; }
.sqh-music-ctrl button {
  border: 0; background: none; color: var(--text-3);
  cursor: pointer; font-size: 13px; padding: 2px 5px; border-radius: 5px;
}
.sqh-music-ctrl button:hover { color: var(--accent); background: var(--bg-soft); }
.sqh-music-ctrl .sqh-music-play { color: var(--accent); font-size: 15px; }

.sqh-music-list {
  position: fixed; left: 20px; bottom: 78px; z-index: 91;
  width: 320px; max-height: 400px; overflow-y: auto;
  border: 1px solid var(--border); border-radius: 14px;
  background: var(--bg-elev); box-shadow: var(--shadow-lg);
  display: none;
}
.sqh-music-list.open { display: block; }
.sqh-music-list-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px; border-bottom: 1px solid var(--border);
  font-size: 13.5px; font-weight: 600;
}
.sqh-music-list-head button {
  border: 0; background: none; color: var(--text-3);
  cursor: pointer; font-size: 17px; line-height: 1;
}
.sqh-music-item {
  padding: 9px 14px; font-size: 13px; color: var(--text-2);
  cursor: pointer; border-bottom: 1px solid var(--border);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sqh-music-item:hover { background: var(--accent-soft); color: var(--accent); }

/* ---------- toast ---------- */
.sqh-toast {
  position: fixed; left: 50%; bottom: 30px;
  transform: translateX(-50%) translateY(10px);
  z-index: 300; padding: 10px 20px; border-radius: 9px;
  background: var(--text); color: var(--bg); font-size: 13.5px;
  box-shadow: 0 6px 20px rgba(0,0,0,.2);
  opacity: 0; pointer-events: none; transition: all .22s;
}
.sqh-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.sqh-toast.err { background: var(--danger); color: #fff; }

/* ---------- 弹窗 ---------- */
.sqh-modal-mask {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.45);
  display: grid; place-items: center; padding: 20px;
}
.sqh-modal {
  width: 100%; max-width: 420px; max-height: 88vh; overflow-y: auto;
  padding: 26px; border-radius: 16px;
  background: var(--bg-elev); box-shadow: 0 20px 60px rgba(0,0,0,.28);
}
.sqh-modal h3 { margin: 0 0 16px; font-size: 18px; }
.sqh-modal-body { display: flex; flex-direction: column; gap: 12px; }
.sqh-modal-body label {
  display: block; font-size: 12.5px; color: var(--text-2); font-weight: 500;
}
.sqh-modal-body input,
.sqh-modal-body textarea {
  width: 100%; margin-top: 5px; padding: 9px 12px;
  border: 1px solid var(--border-2); border-radius: 8px;
  background: var(--bg); color: var(--text); outline: none;
  font-family: inherit; font-size: 14px;
}
.sqh-modal-body textarea { min-height: 70px; resize: vertical; }
.sqh-modal-body input:focus,
.sqh-modal-body textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.sqh-err {
  margin-top: 10px; padding: 8px 11px; border-radius: 7px;
  background: #fdeded; color: #d94a4a; font-size: 12.5px;
}
[data-theme="dark"] .sqh-err { background: #2c1a1c; color: #f0736f; }
.sqh-modal-btns { display: flex; gap: 10px; margin-top: 18px; }
.sqh-modal-btns button {
  flex: 1; padding: 10px; border-radius: 9px; font-size: 14px;
  cursor: pointer; border: 1px solid var(--border-2);
  background: var(--bg-elev); color: var(--text-2);
}
.sqh-modal-btns .sqh-primary {
  background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 500;
}
.sqh-cancel { flex: 0 0 90px !important; }

@media (max-width: 640px) {
  .links-grid, .albums-grid, .msg-wall { grid-template-columns: 1fr; }
  .sqh-music { left: 12px; bottom: 12px; padding: 8px 12px 8px 8px; }
  .sqh-music-list { left: 12px; right: 12px; width: auto; }
}