/* archive.css */
:root { --bubble: var(--card); --trans-bg: var(--ok-soft); --trans-text: var(--ok); }
[hidden] { display: none !important; }

/* 首屏预路由隔离：防止初始渲染时 Tab 和 Toolbar 闪烁 */
html.view-blog #tabHome,
html.view-msg #tabHome,
html.view-letter #tabHome { background: transparent !important; color: var(--muted) !important; font-weight: 500 !important; box-shadow: none !important; }

html.view-blog #archiveHome,
html.view-msg #archiveHome,
html.view-letter #archiveHome { display: none !important; }

html.view-blog .layout,
html.view-msg .layout,
html.view-letter .layout { display: flex !important; }
@media (max-width: 900px) {
  html.view-blog .layout,
  html.view-msg .layout,
  html.view-letter .layout { display: block !important; }
}

html.view-blog #tabBlog { background: var(--card-solid) !important; color: var(--text-strong) !important; font-weight: 650 !important; box-shadow: var(--shadow-sm) !important; }
html.view-msg #tabMsg { background: var(--card-solid) !important; color: var(--text-strong) !important; font-weight: 650 !important; box-shadow: var(--shadow-sm) !important; }
html.view-letter #tabLetter { background: var(--card-solid) !important; color: var(--text-strong) !important; font-weight: 650 !important; box-shadow: var(--shadow-sm) !important; }

html.view-blog .msg-toolbar,
html.view-letter .msg-toolbar,
html.view-home .msg-toolbar { display: none !important; }
html.view-blog #timeline { display: none !important; }
html.view-blog #blogGrid { display: block !important; }

  #memberSelect { max-width: 200px; padding: 5px 8px; border: 1px solid var(--border);
    border-radius: 6px; background: var(--field); color: var(--text);
    font-size: 13px; font-family: inherit; }
  .layout { display: flex; gap: 18px; max-width: 1060px; margin: 0 auto; padding: 16px 16px 60px; }
  aside.side { width: 258px; flex: none; position: sticky; top: 64px; align-self: flex-start; }
  main { flex: 1; min-width: 0; margin: 0; padding: 0; }
  .calendar-toggle { display: none; }
  @media (max-width: 900px) {
    .layout { display: block; }
    aside.side { width: auto; position: static; margin-bottom: 12px; }
    .calendar-toggle { display: block; width: 100%; }
    aside.side:not(.expanded) .cal { display: none; }
  }
  /* 日历 */
  .cal { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 14px; }
  .cal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
  .cal-head .title { font-weight: 600; font-size: 14px; }
  .cal-head button { border: 1px solid var(--border); background: var(--bg); color: var(--text);
                     border-radius: 6px; cursor: pointer; padding: 3px 9px; font-size: 13px; }
  .cal-head button:hover { border-color: var(--accent); }
  .cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; }
  .cal-dow { text-align: center; font-size: 10.5px; color: var(--muted); padding: 3px 0; }
  .cal-day { position: relative; aspect-ratio: 1; border: 0; width: 100%; border-radius: 7px; display: flex;
              flex-direction: column; align-items: center; justify-content: center;
              font-size: 11.5px; color: var(--muted); background: transparent; font-family: inherit; }
  .cal-day.has { cursor: pointer; color: var(--text); }
  .cal-day.has:hover { outline: 2px solid var(--accent); }
  .cal-day:focus-visible, .tag-chip:focus-visible, .tag-edit:focus-visible,
  #lightbox button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
  .cal-day .n { font-size: 9.5px; color: var(--accent); font-weight: 600; line-height: 1; }
  .cal-day.h1 { background: color-mix(in srgb, var(--accent) 10%, transparent); }
  .cal-day.h2 { background: color-mix(in srgb, var(--accent) 22%, transparent); }
  .cal-day.h3 { background: color-mix(in srgb, var(--accent) 38%, transparent); }
  .cal-day.today { outline: 1px dashed var(--muted); }
  .cal-day.active-day { outline: 2px solid var(--accent); outline-offset: 1px; font-weight: bold; }
  .cal-foot { margin-top: 8px; font-size: 11px; color: var(--muted); text-align: center; }
  /* scroll-margin-top = fixed header高度(~64px) + 顶部预留间距(16px) */
  .day-sep { scroll-margin-top: 88px; }
  .day-sep.flash span { border-color: var(--accent); color: var(--accent); font-weight: 600; }
  /* 今日跳转后的高亮脉冲动画 */
  @keyframes today-highlight {
    0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); background: color-mix(in srgb, var(--accent) 15%, transparent); }
    50%  { box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent) 0%, transparent); background: color-mix(in srgb, var(--accent) 25%, transparent); }
    100% { box-shadow: none; background: transparent; }
  }
  .bubble.today-flash { animation: today-highlight 1.5s ease-out forwards; border-radius: 12px; }
  .chips { display: flex; flex-wrap: wrap; gap: 6px; }
  .chip { padding: 6px 13px; border: 1px solid var(--border); border-radius: 999px; cursor: pointer;
          background: var(--card); color: var(--text); font-size: 13px; font-family: inherit;
          transition: border-color var(--tr), background var(--tr), color var(--tr); }
  .chip:hover { border-color: var(--accent); }
  .chip.active { background: var(--accent-soft); color: var(--accent); border-color: var(--accent);
                 font-weight: 650; box-shadow: 0 1px 6px var(--accent-ring); }

  /* ── Buttons & Nav Tabs ─────────────────────── */
  .btn { border: 1px solid var(--border); background: var(--card-solid); color: var(--text);
         padding: 8px 16px; border-radius: 8px; cursor: pointer; font-size: 14px;
         transition: background var(--tr), border-color var(--tr), transform 0.1s; display: inline-block; text-align: center; }
  .btn:hover { border-color: var(--accent); background: var(--hover); }
  .btn:active { transform: scale(0.98); }
  .btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 600; }
  .btn.primary:hover { opacity: 0.9; }
  
  /* 导航选项卡统一为管理端风格 */
  .nav-tabs { display: inline-flex; background: color-mix(in srgb, var(--card) 60%, var(--bg) 40%); border-radius: 12px; padding: 4px; gap: 4px; overflow-x: auto; max-width: 100%; box-shadow: inset 0 1px 3px rgba(0,0,0,.02); }
  .nav-tab { background: transparent; border: none; color: var(--muted); font-size: 14px; padding: 8px 16px; border-radius: 8px; cursor: pointer; transition: all var(--tr); white-space: nowrap; font-family: inherit; }
  .nav-tab:hover { color: var(--text); background: var(--hover); }
  .nav-tab.active { background: var(--card-solid); color: var(--text-strong); font-weight: 600; box-shadow: 0 1px 4px rgba(0,0,0,.04); }

  .toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
  .month-nav-group { display: inline-flex; align-items: center; gap: 8px; flex-shrink: 0; }
  #searchBox {
    flex: 1; min-width: 220px; padding: 8px 12px;
    border: 1px solid var(--border); border-radius: 8px;
    background: var(--card); color: var(--text); font-size: 16px;
  }
  #searchBox:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-ring); }
  select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding: 6px 30px 6px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--card);
    color: var(--text);
    font-size: 13.5px;
    font-family: inherit;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat !important;
    background-position: right 9px center !important;
    background-size: 13px 13px !important;
    cursor: pointer;
    transition: border-color var(--tr), box-shadow var(--tr), background-color var(--tr);
  }
  select:hover {
    border-color: color-mix(in srgb, var(--accent) 60%, var(--border));
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a5b4fc' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat !important;
    background-position: right 9px center !important;
    background-size: 13px 13px !important;
  }
  select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-ring);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236366f1' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat !important;
    background-position: right 9px center !important;
    background-size: 13px 13px !important;
  }
  select option {
    background-color: var(--card-solid, #1e202e);
    color: var(--text, #f1f5f9);
    padding: 8px 12px;
  }
  button.nav { border: 1px solid var(--border); background: var(--card); color: var(--text);
               padding: 6px 12px; border-radius: 8px; cursor: pointer; font-size: 13.5px; }
  button.nav:hover { border-color: var(--accent); }
  button.nav:disabled { opacity: .4; cursor: default; }
  .stats { font-size: 12.5px; color: var(--muted); margin-left: auto; }
  .day-sep { text-align: center; margin: 18px 0 10px; color: var(--muted); font-size: 12px; }
  .day-sep span { background: var(--card); border: 1px solid var(--border);
                  border-radius: 999px; padding: 3px 14px; }
  .bubble { background: var(--bubble); border: 1px solid var(--border);
            border-radius: 16px 16px 16px 5px; padding: 12px 15px; margin: 9px 0; max-width: 92%;
            box-shadow: var(--shadow-sm); overflow-wrap: break-word;
            transition: box-shadow var(--tr); }
  .bubble:hover { box-shadow: var(--shadow-md); }
  .bubble .time { font-size: 11.5px; color: var(--muted); margin-bottom: 5px; }

  /* 消息气泡 Header 重构与真实上传时间徽章 */
  .bubble .msg-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  }
  .bubble .msg-meta-left {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
  }
  .bubble .msg-meta-right {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
  }
  .bubble .pub-time {
    font-size: 12px;
    font-weight: 600;
    color: var(--text);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    letter-spacing: 0.2px;
  }
  .bubble .msg-type-pill {
    display: inline-flex;
    align-items: center;
    font-size: 11px;
    font-weight: 600;
    padding: 1px 7px;
    border-radius: 6px;
    background: color-mix(in srgb, var(--border) 70%, transparent);
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
  }
  .bubble .msg-type-pill.type-picture, .bubble .msg-type-pill.type-image {
    background: color-mix(in srgb, var(--accent) 14%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  }
  .bubble .msg-type-pill.type-video {
    background: rgba(168, 85, 247, 0.12);
    color: #a855f7;
    border: 1px solid rgba(168, 85, 247, 0.25);
  }
  .bubble .msg-type-pill.type-voice, .bubble .msg-type-pill.type-audio {
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.25);
  }
  .bubble .upload-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    padding: 1px 7px;
    border-radius: 6px;
    background: color-mix(in srgb, var(--card) 85%, transparent);
    border: 1px solid var(--border);
    color: var(--muted);
    cursor: help;
    transition: all var(--tr);
    user-select: none;
  }
  .bubble .upload-badge:hover {
    border-color: var(--accent);
    color: var(--text);
    box-shadow: 0 1px 5px var(--accent-ring);
  }
  .bubble .upload-badge.is-scheduled {
    background: rgba(245, 158, 11, 0.12);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.3);
    font-weight: 500;
  }
  .bubble .upload-badge.is-delayed {
    background: rgba(14, 165, 233, 0.12);
    color: #0284c7;
    border: 1px solid rgba(14, 165, 233, 0.3);
    font-weight: 500;
  }
  .bubble .upload-badge.is-delayed:hover {
    border-color: #0284c7;
    box-shadow: 0 1px 5px rgba(14, 165, 233, 0.25);
  }
  .bubble .upload-badge.is-inferred {
    background: rgba(99, 102, 241, 0.12);
    color: #6366f1;
    border: 1px dashed rgba(99, 102, 241, 0.38);
    font-weight: 500;
  }
  .bubble .upload-badge.is-inferred:hover {
    border-color: #6366f1;
    box-shadow: 0 1px 5px rgba(99, 102, 241, 0.25);
  }
  .bubble .upload-badge .ub-delay {
    font-size: 10.5px;
    opacity: 0.9;
  }
  .bubble .copy-btn {
    font-size: 11.5px;
    padding: 2px 8px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--card) 80%, transparent);
    color: var(--muted);
    cursor: pointer;
    transition: all var(--tr);
  }
  .bubble .copy-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
  }

  .bubble .text { white-space: pre-wrap; line-height: 1.7; }
  .bubble .trans { margin-top: 8px; padding: 8px 11px; background: var(--trans-bg);
                   color: var(--trans-text); border-radius: 9px; font-size: 13.5px;
                   white-space: pre-wrap; line-height: 1.65; }
  /* height:auto + width/height 属性 = 加载前按纵横比预留占位，消除布局位移 */
  .bubble img { max-width: 100%; height: auto; max-height: 600px; object-fit: contain;
                object-position: left; border-radius: 10px; cursor: zoom-in; display: block; }
  .bubble video { max-width: 100%; height: auto; max-height: 560px;
                  border-radius: 10px; display: block; }
  .bubble audio { max-width: 100%; display: block; }
  .bubble .miss { color: var(--err); font-size: 12.5px; }
  .center { text-align: center; padding: 28px 0; color: var(--muted); }
  #loadMore { display: block; margin: 18px auto; }
  #loadMore[hidden] { display: none; }
  .tags { margin-top: 6px; display: flex; flex-wrap: wrap; gap: 5px; }
  .tag-chip { display: inline-block; padding: 2px 10px; border-radius: 999px;
               background: var(--accent-soft); color: var(--accent); font-size: 12px;
               cursor: pointer; border: 1px solid transparent; transition: all var(--tr); font-family: inherit; }
  .tag-chip:hover { border-color: var(--accent); box-shadow: 0 1px 6px var(--accent-ring); }
  .tag-chip.custom { background: color-mix(in srgb, var(--warn) 12%, transparent);
                     color: var(--warn); border-style: dashed; }
  .tag-chip.custom:hover { border-color: var(--warn); box-shadow: 0 1px 6px
    color-mix(in srgb, var(--warn) 30%, transparent); }
  .tag-edit { display: inline-block; padding: 2px 9px; border-radius: 999px;
               border: 1px dashed var(--border); background: transparent;
               color: var(--muted); font-size: 12px; cursor: pointer; transition: all var(--tr); font-family: inherit; }
  .tag-edit:hover { border-color: var(--accent); color: var(--accent); }
  .tag-input { font-size: 12px; padding: 2px 8px; border: 1px solid var(--accent);
               border-radius: 999px; background: var(--bg); color: var(--text);
               width: 120px; outline: none; }
  .toggle-row { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); cursor: pointer; user-select: none; }
  .toggle-row:hover { color: var(--text); }
  .toggle-row input[type=checkbox] { accent-color: var(--accent); cursor: pointer; }
  body.hide-tags .tags { display: none !important; }
  /* 灯箱 */
  #backTop { position: fixed; bottom: 32px; right: 28px; z-index: 1100; display: none;
    width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border);
    background: color-mix(in srgb, var(--card) 85%, transparent);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    color: var(--text); font-size: 18px; cursor: pointer; line-height: 38px;
    text-align: center; box-shadow: var(--shadow-sm); transition: opacity var(--tr), visibility var(--tr); }
  #backTop:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
  #backTop.show { display: block; }
  #backTop.force-hide { display: none !important; }
  /* 灯箱 */
  #lightbox { position: fixed; inset: 0; background: rgba(0,0,0,.92); display: none;
              align-items: center; justify-content: center; z-index: 20000; cursor: zoom-out;
              backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
  #lightbox.open { display: flex; }
  #lightbox img { max-width: 90vw; max-height: 86vh; border-radius: 8px; box-shadow: 0 10px 40px rgba(0,0,0,.6); }
  #lightbox .nav-btn { position: absolute; top: 50%; transform: translateY(-50%);
    background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.18); font-size: 26px;
    width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
    cursor: pointer; border-radius: 50%; z-index: 20002;
    backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); transition: all .2s ease; }
  #lightbox .nav-btn:hover { background: rgba(255,255,255,.28); transform: translateY(-50%) scale(1.08); }
  #lbPrev { left: 24px; } #lbNext { right: 24px; }
  #lbClose { position: absolute; right: 28px; top: 24px; background: rgba(0,0,0,.5); color: #fff;
             border: 1px solid rgba(255,255,255,.3); border-radius: 20px; padding: 6px 16px;
             font-size: 13px; font-weight: 500; cursor: pointer; z-index: 20002;
             backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); transition: all .2s ease; }
  #lbClose:hover { background: rgba(255,255,255,.25); border-color: rgba(255,255,255,.6); }
  #lbCounter { position: absolute; top: 24px; left: 28px;
               color: #fff; font-size: 13px; font-weight: 500; letter-spacing: 0.5px;
               padding: 6px 16px; background: rgba(0,0,0,.5); border: 1px solid rgba(255,255,255,.25);
               border-radius: 20px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
               z-index: 20002; pointer-events: none; }

  /* 一键复制与 Toast 浮窗 */
  .copy-btn {
    float: right;
    background: var(--accent-soft);
    color: var(--accent);
    border: 1px solid var(--accent-ring);
    border-radius: 6px;
    padding: 2px 8px;
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s ease;
  }
  .copy-btn:hover {
    background: var(--accent);
    color: #ffffff;
  }
  .toast-msg {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(12px);
    background: var(--text-strong);
    color: var(--card);
    padding: 9px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    z-index: 99999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s cubic-bezier(.3, .8, .4, 1), transform 0.25s cubic-bezier(.3, .8, .4, 1);
  }
  .toast-msg.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }

  /* ── 手机端适配（≤640px） ──────────────────────── */
  .mobile-break { display: none; }
  
  @media (max-width: 640px) {
    /* 布局留白收窄 */
    .layout { padding: 12px 12px 64px; }

    /* 日历：单元格 44px 触控高度 */
    .cal { padding: 10px; }
    .cal-grid { gap: 2px; }
    .cal-day { aspect-ratio: auto; height: 44px; font-size: 14px; }
    .cal-day .n { font-size: 11px; }
    .cal-dow { font-size: 11.5px; }
    .cal-head button { padding: 6px 10px; min-height: 40px; font-size: 13px; }

    /* 搜索栏紧凑单行合并 */
    #searchBox { flex: 1 1 auto; min-width: 0; }
    #searchSubmit { flex: none; padding: 8px 16px; white-space: nowrap; }
    #searchClear { flex: none; padding: 8px 10px; }
    .stats { flex-basis: 100%; margin-left: 0; font-size: 12px; }
    .toolbar { gap: 8px; }
    .chip { padding: 8px 12px; font-size: 13px; }
    select, button.nav { padding: 8px 12px; font-size: 14px; }

    /* 消息气泡 */
    .bubble { max-width: 100%; padding: 10px 12px; }
    .bubble img { max-height: min(50vh, 480px); }
    .tag-chip { padding: 3px 12px; font-size: 13px; }
    .copy-btn { padding: 7px 12px; font-size: 12.5px; }

    /* 回到顶部：44px + 底部安全区 */
    #backTop {
      width: 44px; height: 44px; line-height: 42px; font-size: 18px;
      bottom: max(14px, env(safe-area-inset-bottom));
      right: max(14px, env(safe-area-inset-right));
    }

    /* 日历折叠按钮 */
    .calendar-toggle { font-size: 14px; padding: 10px; }

    /* 灯箱：导航移到底部两角，避开刘海 */
    #lightbox .nav-btn {
      top: auto; bottom: max(16px, env(safe-area-inset-bottom));
      transform: none; padding: 12px 16px; font-size: 24px;
      min-width: 48px; min-height: 48px;
    }
    #lbPrev  { left: max(10px, env(safe-area-inset-left)); }
    #lbNext  { right: max(10px, env(safe-area-inset-right)); }
    #lbClose {
      right: max(10px, env(safe-area-inset-right));
      top: max(10px, env(safe-area-inset-top));
      padding: 8px 12px; min-height: 40px;
    }
    #lbCounter { left: max(14px, env(safe-area-inset-left)); top: max(14px, env(safe-area-inset-top)); font-size: 12px; padding: 5px 12px; }
  }

  /* ── 全站总览首页 (Portal Home) ── */
  .home {
    display: none;
    max-width: 1080px;
    margin: 0 auto;
    padding: 24px 20px 80px;
  }
  .home.active {
    display: block;
  }
  .portal-content {
    display: flex;
    flex-direction: column;
    gap: 32px;
  }
  /* 1. Portal Hero 顶级数字看板 */
  .portal-hero {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 24px 26px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }
  .portal-hero::before {
    content: "";
    position: absolute;
    top: -60px;
    right: -60px;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, var(--accent-soft) 0%, transparent 70%);
    opacity: 0.5;
    pointer-events: none;
  }
  .portal-hero-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
  }
  .portal-hero-brand {
    display: flex;
    align-items: center;
    gap: 16px;
  }
  .portal-hero-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px color-mix(in srgb, var(--accent) 32%, transparent);
    flex-shrink: 0;
    overflow: hidden;
  }
  .portal-hero-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  .portal-hero-title-box {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .portal-hero-badge-row {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
  }
  .portal-pill-brand {
    font-size: 11px;
    font-weight: 650;
    padding: 2px 8px;
    border-radius: 6px;
    letter-spacing: 0.02em;
  }
  .portal-pill-brand.nogi {
    background: rgba(167, 139, 250, 0.1);
    color: #c4b5fd;
    border: 1px solid rgba(167, 139, 250, 0.22);
  }
  .portal-pill-brand.sakura {
    background: rgba(244, 114, 182, 0.1);
    color: #f472b6;
    border: 1px solid rgba(244, 114, 182, 0.22);
  }
  .portal-pill-brand.hinata {
    background: rgba(56, 189, 248, 0.1);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.22);
  }
  .portal-status-live {
    font-size: 11.5px;
    color: var(--ok, #49d899);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-weight: 600;
    margin-left: 4px;
  }
  .portal-status-live .pulse-dot {
    width: 6.5px;
    height: 6.5px;
    border-radius: 999px;
    background: var(--ok, #49d899);
    box-shadow: 0 0 8px var(--ok, #49d899);
    animation: pulseGlow 2s infinite;
  }
  @keyframes pulseGlow {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
  }
  .portal-hero-title {
    font-size: 22px;
    font-weight: 750;
    color: var(--text-strong);
    letter-spacing: -0.01em;
    line-height: 1.2;
    margin: 2px 0 0;
  }
  .portal-hero-sub {
    font-size: 13px;
    color: var(--muted);
    font-weight: 500;
  }

  /* Metric Grid */
  .portal-metric-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    width: 100%;
  }
  @media (max-width: 960px) { .portal-metric-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 480px) { .portal-metric-grid { grid-template-columns: 1fr; } }
  .portal-metric-card {
    background: var(--card-soft);
    border: 1px solid var(--border-soft);
    border-radius: 14px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    transition: all var(--tr-fast);
    position: relative;
    overflow: hidden;
  }
  .portal-metric-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
    background: var(--card);
  }
  .pm-top {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .pm-icon {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13.5px;
  }
  .pm-icon.msg { background: rgba(167, 139, 250, 0.12); color: #a78bfa; }
  .pm-icon.blog { background: rgba(244, 114, 182, 0.12); color: #f472b6; }
  .pm-icon.media { background: rgba(56, 189, 248, 0.12); color: #38bdf8; }
  .pm-icon.clock { background: rgba(251, 191, 36, 0.12); color: #fbbf24; }
  .pm-tag {
    font-size: 12px;
    color: var(--muted);
    font-weight: 600;
  }
  .pm-val {
    font-size: 20px;
    font-weight: 750;
    color: var(--text-strong);
    letter-spacing: -0.02em;
    line-height: 1.15;
  }
  .pm-val small {
    font-size: 12px;
    font-weight: 500;
    color: var(--muted);
  }
  .pm-sub {
    font-size: 11.5px;
    color: var(--muted);
  }

  .portal-hero-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border-soft);
    flex-wrap: wrap;
    gap: 10px;
  }
  .portal-today-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 650;
    cursor: pointer;
    box-shadow: 0 2px 8px var(--accent-ring);
    transition: all var(--tr-fast);
  }
  .portal-today-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px var(--accent-ring);
    opacity: 0.95;
  }
  .portal-today-btn:active {
    transform: scale(0.97);
  }

  /* Section Headers */
  .portal-sec {
    margin-top: 4px;
  }
  .portal-sec-title {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
  }
  .portal-sec-title span:first-child {
    font-size: 16px;
    font-weight: 750;
    color: var(--text-strong);
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .portal-sec-sub {
    font-size: 12px;
    color: var(--muted);
  }

  /* 3-Group Channels Grid */
  .portal-channels-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    width: 100%;
    margin-bottom: 16px;
  }
  @media (max-width: 900px) { .portal-channels-grid { grid-template-columns: 1fr; } }
  .channel-bento-card {
    border-radius: 16px;
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 14px;
    border: 1px solid var(--border);
    background: var(--card);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--tr-fast);
  }
  .channel-bento-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
  }

  .cbc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .cbc-brand {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .cbc-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    background: var(--card-soft);
    border: 1px solid var(--border-soft);
  }
  .cbc-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-strong);
  }
  .cbc-meta {
    font-size: 11.5px;
    color: var(--muted);
    margin-top: 1px;
  }
  .cbc-jump {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    transition: color .15s, transform .15s;
  }
  .channel-bento-card:hover .cbc-jump {
    color: var(--accent);
    transform: translateX(2px);
  }
  .cbc-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    background: var(--card-soft);
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border-soft);
  }
  .cbc-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .cs-label {
    font-size: 11px;
    color: var(--muted);
    font-weight: 600;
  }
  .cs-val {
    font-size: 15px;
    font-weight: 750;
    color: var(--text-strong);
  }
  .cs-val small {
    font-size: 11.5px;
    font-weight: normal;
    color: var(--muted);
  }
  .cbc-actions {
    display: flex;
    gap: 8px;
  }
  .cbc-btn {
    flex: 1;
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid var(--border-soft);
    background: var(--card-soft);
    color: var(--text-strong);
    transition: all var(--tr-fast);
  }
  .cbc-btn:hover {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
  }

  /* Member Bento Grid */
  .portal-member-section {
    width: 100%;
  }
  .pms-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 10px;
  }
  .pms-header span:first-child {
    font-size: 15px;
    font-weight: 750;
    color: var(--text-strong);
  }
  .pms-sub {
    font-size: 12px;
    color: var(--muted);
  }
  .portal-members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 10px;
  }
  .member-bento-card {
    background: var(--card);
    border: 1px solid var(--border-soft);
    border-radius: 12px;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all var(--tr-fast);
  }
  .member-bento-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
    background: var(--card-soft);
  }
  .mbc-avatar-img {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    object-fit: cover;
    object-position: top center;
    background: var(--card-soft);
    border: 1px solid var(--border-soft);
    flex-shrink: 0;
    box-shadow: 0 1px 4px rgba(0,0,0,0.12);
  }
  .mbc-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12.5px;
    font-weight: 750;
    flex-shrink: 0;
  }
  .mbc-avatar.nogi { background: #3b2d54; color: #d8b4fe; }
  .mbc-avatar.sakura { background: #4c2838; color: #fbcfe8; }
  .mbc-avatar.hinata { background: #1e3a5f; color: #bae6fd; }
  .mbc-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .mbc-top {
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .mbc-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-strong);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mbc-pill {
    font-size: 9.5px;
    font-weight: 650;
    padding: 1px 4px;
    border-radius: 4px;
  }
  .mbc-pill.nogi { background: rgba(167, 139, 250, 0.1); color: #c4b5fd; }
  .mbc-pill.sakura { background: rgba(244, 114, 182, 0.1); color: #f472b6; }
  .mbc-pill.hinata { background: rgba(56, 189, 248, 0.1); color: #38bdf8; }
  .mbc-pill.yodel { background: rgba(251, 146, 60, 0.15); color: #fb923c; }
  .mbc-pill.other { background: rgba(148, 163, 184, 0.15); color: #94a3b8; }
  .mbc-meta {
    font-size: 11px;
    color: var(--muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mbc-arrow {
    font-size: 12px;
    color: var(--muted);
    transition: transform .15s, color .15s;
  }
  .member-bento-card:hover .mbc-arrow {
    color: var(--accent);
    transform: translate(2px, -2px);
  }

  /* 聚合动态流与时光隧道（现代 2-Column 严格对齐网格） */
  .portal-feed-grid,
  .portal-tunnel-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    width: 100%;
    align-items: stretch;
  }
  @media (max-width: 768px) {
    .portal-feed-grid,
    .portal-tunnel-grid {
      grid-template-columns: 1fr;
    }
  }

  /* 写真画廊 */
  .photo-strip {
    display: flex;
    gap: 14px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    scroll-behavior: smooth;
    padding: 4px 2px 14px;
    cursor: grab;
    user-select: none;
  }
  .photo-strip::-webkit-scrollbar { display: none; }
  .photo-card {
    flex: none;
    width: 180px;
    height: 245px;
    scroll-snap-align: start;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    background: color-mix(in srgb, var(--card-solid) 85%, var(--bg));
    border: 1px solid var(--border-soft);
    box-shadow: var(--shadow-sm);
    transition: transform .22s cubic-bezier(0.16, 1, 0.3, 1), box-shadow .22s, border-color .22s;
  }
  .photo-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 12px 28px rgba(0,0,0,0.3);
    border-color: var(--accent);
  }
  .photo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
    -webkit-user-drag: none;
    user-select: none;
    transition: transform .3s ease, opacity .25s ease;
    background: color-mix(in srgb, var(--card) 60%, transparent);
  }
  .photo-card img.img-broken {
    display: none !important;
  }
  .photo-card .pc-broken-fallback {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--muted);
    background: color-mix(in srgb, var(--card-solid) 92%, var(--bg));
  }
  .photo-card:hover img {
    transform: scale(1.06);
  }
  .photo-card .pc-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 10px 10px;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.5) 60%, transparent 100%);
    pointer-events: none;
    z-index: 2;
  }
  .photo-card .pc-cap {
    font-size: 11.5px;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
    text-shadow: 0 1px 2px rgba(0,0,0,0.7);
  }
  .photo-card .pc-member {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 3;
    background: rgba(0,0,0,0.65);
    color: #fff;
    font-size: 10px;
    font-weight: 650;
    padding: 2px 8px;
    border-radius: 6px;
    pointer-events: none;
    backdrop-filter: blur(6px);
  }

  /* 消息卡片列表 */
  .msg-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .home-msg-card {
    background: var(--card);
    border: 1px solid var(--border-soft);
    border-radius: 14px;
    padding: 13px 16px;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    opacity: 0;
    animation: homeFadeUp .25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }
  .home-msg-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border);
  }
  .home-msg-card.tunnel {
    background: repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 14px,
      color-mix(in srgb, var(--card-soft) 60%, transparent 40%) 14px,
      color-mix(in srgb, var(--card-soft) 60%, transparent 40%) 15px
    ), var(--card);
  }
  .hmc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
    gap: 10px;
  }
  .hmc-meta-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }
  .hmc-time {
    font-size: 12px;
    color: var(--muted);
    font-weight: 500;
    letter-spacing: 0.01em;
  }
  .hmc-mem-badge {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 1px 7px;
    border-radius: 5px;
  }
  .hmc-tunnel-badge {
    font-size: 11px;
    font-weight: 600;
    color: #d49a37;
    background: rgba(212, 154, 55, 0.12);
    padding: 1px 7px;
    border-radius: 5px;
  }
  .hmc-jump {
    font-size: 12px;
    color: var(--muted);
    transition: color .15s;
    white-space: nowrap;
  }
  .home-msg-card:hover .hmc-jump {
    color: var(--text-strong);
  }
  .hmc-text {
    font-size: 14px;
    color: var(--text-strong);
    line-height: 1.5;
    word-break: break-word;
    white-space: pre-line;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .hmc-trans {
    font-size: 13px;
    color: var(--ok);
    line-height: 1.45;
    word-break: break-word;
    white-space: pre-line;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px dashed var(--border-soft);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* 确保动画的 to 帧存在 */
  @keyframes homeFadeUp { from { opacity: 0; transform: translateY(16px); }
                           to { opacity: 1; transform: translateY(0); } }

  /* ── 新版博客归档 ── */
  .blog-grid { padding-top: 10px; width: 100%; }
  
  .blog-author-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-soft);
    width: 100%;
    min-width: 0;
    position: relative;
  }

  /* 博客作者下拉选择器 */
  .author-dropdown-wrap {
    position: relative;
    flex-shrink: 0;
    z-index: 25;
  }
  .author-select-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    font-size: 13px;
    font-weight: 600;
    background: color-mix(in srgb, var(--accent) 12%, var(--card));
    border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
    color: var(--text-strong, var(--text));
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--tr-fast);
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  }
  .author-select-btn:hover, .author-select-btn.active {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 20%, var(--card));
    color: var(--accent);
    box-shadow: 0 2px 8px color-mix(in srgb, var(--accent) 25%, transparent);
  }
  .author-select-btn .arrow {
    font-size: 11px;
    transition: transform var(--tr-fast);
    opacity: 0.7;
  }
  .author-select-btn.active .arrow {
    transform: rotate(180deg);
  }

  /* 作者弹出选择卡片 */
  .author-popover {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 280px;
    max-height: 400px;
    background: var(--card-solid, var(--card, #1c1c1e));
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 16px 36px rgba(0,0,0,0.35);
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 100;
    animation: popoverSlide 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .author-popover-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border-soft);
  }
  .author-popover-search {
    position: relative;
    display: flex;
    align-items: center;
    flex: 1;
  }
  .author-popover-search .search-icon {
    position: absolute;
    left: 8px;
    font-size: 12px;
    color: var(--muted);
    pointer-events: none;
  }
  .author-popover-search input {
    width: 100%;
    padding: 5px 24px 5px 26px;
    font-size: 12.5px;
    border-radius: 6px;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    outline: none;
    transition: border-color var(--tr-fast);
  }
  .author-popover-search input:focus {
    border-color: var(--accent);
  }
  .author-popover-search .clear-btn {
    position: absolute;
    right: 6px;
    background: transparent;
    border: none;
    color: var(--muted);
    font-size: 11px;
    cursor: pointer;
    padding: 2px 4px;
  }
  .author-count-badge {
    font-size: 11px;
    color: var(--muted);
    white-space: nowrap;
  }
  .author-popover-list {
    overflow-y: auto;
    max-height: 280px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding-right: 2px;
    scrollbar-width: thin;
  }
  .author-popover-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
    color: var(--text);
    font-size: 13px;
    text-decoration: none;
    border: 1px solid transparent;
  }
  .author-popover-item:hover {
    background: color-mix(in srgb, var(--accent) 12%, var(--card));
    color: var(--accent);
  }
  .author-popover-item.active {
    background: var(--accent);
    color: #fff !important;
    font-weight: 600;
  }
  .author-popover-item .a-name-txt {
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .author-popover-item .a-cnt {
    font-size: 11px;
    opacity: 0.75;
    padding: 1px 6px;
    background: rgba(0,0,0,0.12);
    border-radius: 10px;
  }
  .author-popover-item.active .a-cnt {
    background: rgba(255,255,255,0.25);
    color: #fff;
  }

  /* 快速切换 作者 Chips 滚动容器 */
  .author-chips-scroll-wrap {
    display: flex;
    align-items: center;
    position: relative;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    gap: 4px;
  }
  .author-chips-scroll-wrap .chips {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 6px;
    scrollbar-width: none;
    scroll-behavior: smooth;
    padding: 2px 4px;
    align-items: center;
  }
  .author-chips-scroll-wrap .chips::-webkit-scrollbar {
    display: none;
  }
  .author-chips-scroll-wrap .chip {
    padding: 4px 10px;
    font-size: 12px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    flex-shrink: 0;
    white-space: nowrap;
    transition: all 0.15s ease;
    background: color-mix(in srgb, var(--card) 90%, transparent);
    border: 1px solid var(--border);
    cursor: pointer;
    color: var(--text);
  }
  .author-chips-scroll-wrap .chip:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 8%, var(--card));
  }
  .author-chips-scroll-wrap .chip.active {
    background: var(--accent);
    color: #fff !important;
    border-color: var(--accent);
    font-weight: 600;
    box-shadow: 0 2px 8px color-mix(in srgb, var(--accent) 35%, transparent);
  }
  .author-chips-scroll-wrap .chip .chip-num {
    font-size: 10.5px;
    opacity: 0.8;
    background: rgba(0,0,0,0.15);
    padding: 1px 5px;
    border-radius: 8px;
  }
  .author-chips-scroll-wrap .chip.active .chip-num {
    background: rgba(255,255,255,0.25);
    color: #fff;
  }
  
  /* Hero Card */
  .blog-hero { width: 100%; margin-bottom: 28px; background: var(--card); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; cursor: pointer; transition: transform var(--tr), box-shadow var(--tr); }
  .blog-hero:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--border-hover); }
  .blog-hero .bh-cover { position: relative; width: 100%; border-bottom: 1px solid var(--border-soft); background-color: var(--card-soft); display: flex; justify-content: center; align-items: center; overflow: hidden; }
  .blog-hero .bh-cover::before { content: ""; position: absolute; top: -20px; left: -20px; right: -20px; bottom: -20px; background-image: inherit; background-size: cover; background-position: center; filter: blur(20px) brightness(0.7); z-index: 1; }
  .blog-hero .bh-cover img { position: relative; z-index: 2; max-width: 100%; max-height: 60vh; width: auto; height: auto; display: block; object-fit: contain; box-shadow: 0 4px 20px rgba(0,0,0,0.25); }
  .blog-hero .bh-cover.no-pic { min-height: 200px; display: flex; align-items: center; justify-content: center; background-image: none !important; }
  .blog-hero .bh-cover.no-pic::before { content: none; }
  .blog-hero .bh-info { padding: 24px; }
  .blog-hero .bh-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; font-size: 13px; color: var(--muted); }
  .blog-hero .bh-author { color: var(--accent); font-weight: 650; font-size: 14px; }
  .blog-hero .bh-title { margin: 0 0 12px 0; font-size: 22px; font-weight: 700; color: var(--text-strong); }
  .blog-hero .bh-excerpt { color: var(--text); font-size: 14px; line-height: 1.6; opacity: 0.85; }
  
  /* Grid Cards (4 Columns, 24 per page) */
  .blog-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    width: 100%;
  }
  @media (max-width: 1100px) {
    .blog-cards { grid-template-columns: repeat(3, 1fr); }
  }
  @media (max-width: 768px) {
    .blog-cards { grid-template-columns: repeat(2, 1fr); }
  }
  @media (max-width: 480px) {
    .blog-cards { grid-template-columns: 1fr; }
  }

  .blog-card-mini {
    display: flex;
    flex-direction: column;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--tr), box-shadow var(--tr), border-color var(--tr);
    height: 100%;
  }
  .blog-card-mini:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md, 0 12px 30px rgba(0, 0, 0, 0.35));
    border-color: var(--accent-soft);
  }

  .blog-card-mini .bc-cover {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background-color: var(--card-soft, #141416);
    border-bottom: 1px solid var(--border-soft);
  }
  .blog-card-mini .bc-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
  }
  .blog-card-mini:hover .bc-cover img {
    transform: scale(1.05);
  }
  .blog-card-mini .bc-cover.no-pic {
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--muted);
  }

  .blog-card-mini .bc-info {
    padding: 14px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
  }
  .blog-card-mini .bc-meta {
    font-size: 11.5px;
    color: var(--muted);
    margin-bottom: 6px;
    font-weight: 600;
  }
  .blog-card-mini .bc-title {
    font-size: 14px;
    font-weight: 650;
    color: var(--text-strong);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .blog-card-mini .bc-excerpt {
    font-size: 12px;
    color: var(--text);
    margin-top: 8px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
    background: var(--bg);
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid var(--border-soft);
  }
  .blog-card-mini .bc-excerpt mark { background: var(--accent-soft); color: var(--accent); padding: 0 2px; border-radius: 2px; box-shadow: 0 0 0 1px var(--accent-ring); }
  
  /* Blog Pagination */
  .blog-pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 32px; margin-bottom: 24px; flex-wrap: wrap; }
  .bp-btn { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; height: 36px; padding: 0 12px; border-radius: 12px; background: var(--card); border: 1px solid var(--border); color: var(--text-strong); font-size: 14px; font-weight: 500; cursor: pointer; transition: all var(--tr); }
  .bp-btn:hover { background: var(--bg-hover); border-color: var(--border-hover); transform: translateY(-1px); }
  .bp-btn:disabled { opacity: 0.5; pointer-events: none; cursor: not-allowed; }
  .bp-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; box-shadow: 0 2px 8px var(--accent-ring); }
  .bp-ellipsis { color: var(--muted); font-size: 14px; margin: 0 4px; }
  
  /* Blog Reader Overlay */
  .blog-reader { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: var(--bg); z-index: 1000; overflow-y: auto; display: block; }
  .br-header { position: sticky; top: 0; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); padding: 12px 20px; display: flex; align-items: center; gap: 16px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-sm); z-index: 10; }
  /* 成员 & 作者胶囊下拉选择器 (Integrated Toolbar Selectors) */
  .member-dropdown-wrap,
  .author-dropdown-wrap {
    position: relative;
    flex-shrink: 0;
    z-index: 35;
  }
  .member-select-btn,
  .author-select-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 5px 13px;
    font-size: 13px;
    font-weight: 650;
    background: color-mix(in srgb, var(--accent) 12%, var(--card));
    border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--border));
    color: var(--text-strong, var(--text));
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--tr-fast);
    white-space: nowrap;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  }
  .member-select-btn:hover, .member-select-btn.active,
  .author-select-btn:hover, .author-select-btn.active {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 22%, var(--card));
    color: var(--accent);
    box-shadow: 0 2px 10px color-mix(in srgb, var(--accent) 25%, transparent);
  }
  .member-select-btn .m-cur-count {
    font-size: 11.5px;
    color: var(--muted);
    font-weight: normal;
  }
  .member-select-btn .arrow,
  .author-select-btn .arrow {
    font-size: 11px;
    transition: transform var(--tr-fast);
    opacity: 0.7;
  }
  .member-select-btn.active .arrow,
  .author-select-btn.active .arrow {
    transform: rotate(180deg);
  }

  /* 弹出选择卡片 (PopOver) */
  .member-popover,
  .author-popover {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 320px;
    max-height: 440px;
    background: var(--card-solid, var(--card, #1c1c1e));
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 16px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.05);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 100;
    animation: popoverSlide 0.18s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(20px);
  }
  .member-popover-header,
  .author-popover-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-soft);
  }
  .member-popover-search,
  .author-popover-search {
    position: relative;
    display: flex;
    align-items: center;
    flex: 1;
  }
  .member-popover-search .search-icon,
  .author-popover-search .search-icon {
    position: absolute;
    left: 8px;
    font-size: 12px;
    color: var(--muted);
    pointer-events: none;
  }
  .member-popover-search input,
  .author-popover-search input {
    width: 100%;
    padding: 6px 24px 6px 28px;
    font-size: 12.5px;
    border-radius: 8px;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    outline: none;
    transition: border-color var(--tr-fast);
  }
  .member-popover-search input:focus,
  .author-popover-search input:focus {
    border-color: var(--accent);
  }
  .member-popover-search .clear-btn,
  .author-popover-search .clear-btn {
    position: absolute;
    right: 6px;
    background: transparent;
    border: none;
    color: var(--muted);
    font-size: 11px;
    cursor: pointer;
    padding: 2px 4px;
  }
  .member-count-badge,
  .author-count-badge {
    font-size: 11px;
    color: var(--muted);
    white-space: nowrap;
  }
  .member-popover-list,
  .author-popover-list {
    overflow-y: auto;
    max-height: 320px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding-right: 2px;
    scrollbar-width: thin;
  }

  /* Popover 坂道分组标头 */
  .popover-group-header {
    font-size: 11px;
    font-weight: 700;
    color: var(--muted);
    padding: 6px 6px 2px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    letter-spacing: 0.02em;
    margin-top: 4px;
  }
  .popover-group-header.nogi { color: #a78bfa; }
  .popover-group-header.sakura { color: #fb7185; }
  .popover-group-header.hinata { color: #38bdf8; }
  .popover-group-header.yodel { color: #fb923c; }
  .popover-group-header.other { color: #94a3b8; }
  .popover-group-header .pgh-cnt {
    font-size: 10px;
    font-weight: normal;
    opacity: 0.8;
  }

  .member-popover-item,
  .author-popover-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
    color: var(--text);
    font-size: 13px;
    text-decoration: none;
    border: 1px solid transparent;
  }
  .member-popover-item:hover,
  .author-popover-item:hover {
    background: color-mix(in srgb, var(--accent) 12%, var(--card));
    color: var(--accent);
  }
  .member-popover-item.active,
  .author-popover-item.active {
    background: var(--accent);
    color: #fff !important;
    font-weight: 600;
  }
  .member-popover-item .m-name-txt,
  .author-popover-item .m-name-txt {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .mpi-avatar-img {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    object-fit: cover;
    object-position: top center;
    background: var(--card-soft);
    border: 1px solid var(--border-soft);
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  }
  .mpi-avatar {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 750;
    flex-shrink: 0;
  }
  .mpi-avatar.nogi { background: #3b2d54; color: #d8b4fe; }
  .mpi-avatar.sakura { background: #4c2838; color: #fbcfe8; }
  .mpi-avatar.hinata { background: #1e3a5f; color: #bae6fd; }
  .mpi-avatar.yodel { background: #45241c; color: #fdba74; }
  .mpi-avatar.other { background: #334155; color: #cbd5e1; }
  .mpi-name {
    font-size: 13px;
    font-weight: 650;
  }
  .member-popover-item .m-cnt,
  .author-popover-item .m-cnt {
    font-size: 11px;
    opacity: 0.75;
    padding: 1px 6px;
    background: rgba(0,0,0,0.12);
    border-radius: 10px;
  }
  .member-popover-item.active .m-cnt,
  .author-popover-item.active .m-cnt {
    background: rgba(255,255,255,0.25);
    color: #fff;
  }

  /* Segmented Control (分段药丸切换器) */
  .segmented-control {
    display: inline-flex;
    align-items: center;
    background: color-mix(in srgb, var(--card) 85%, transparent);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 3px;
    gap: 3px;
  }
  .seg-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 9px;
    background: transparent;
    border: none;
    color: var(--muted);
    font-size: 12.5px;
    font-weight: 650;
    cursor: pointer;
    transition: all .18s ease;
    white-space: nowrap;
  }
  .seg-btn:hover {
    color: var(--text-strong);
    background: var(--bg-hover);
  }
  .seg-btn.active {
    background: var(--accent);
    color: #fff !important;
    box-shadow: 0 2px 8px color-mix(in srgb, var(--accent) 35%, transparent);
  }
  .seg-badge {
    font-size: 10.5px;
    font-weight: 500;
    opacity: 0.85;
    background: rgba(0,0,0,0.18);
    padding: 1px 5px;
    border-radius: 6px;
  }
  .seg-btn.active .seg-badge {
    background: rgba(255,255,255,0.25);
    color: #fff;
  }
  /* ── 全新博客阅读器顶栏 (Consistent with App-Header) ────────── */
  .br-header {
    position: sticky;
    top: 0;
    height: 60px;
    padding: 0 24px;
    background: color-mix(in srgb, var(--card-solid) 85%, transparent);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border-bottom: 1px solid var(--border-soft);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  }
  .br-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    flex: 1;
  }
  .br-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--card) 70%, var(--bg) 30%);
    border: 1px solid var(--border-soft);
    color: var(--text-strong);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--tr-fast);
    flex-shrink: 0;
  }
  .br-back-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateX(-2px);
    box-shadow: var(--shadow-sm);
  }
  .br-back-btn .br-back-icon {
    font-size: 14px;
    line-height: 1;
  }
  .br-divider {
    width: 1px;
    height: 20px;
    background: var(--border-soft);
    flex-shrink: 0;
  }
  .br-title-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
  }
  .br-title-wrap .portal-pill-brand {
    flex-shrink: 0;
    font-size: 12px;
    padding: 3px 9px;
    border-radius: 999px;
  }
  .br-title {
    font-weight: 700;
    font-size: 15px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-strong);
    letter-spacing: -0.01em;
  }
  .br-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
  }
  /* 博客双语对照分段选择器 (Matching .nav-tabs) */
  .br-mode-selector {
    display: inline-flex;
    align-items: center;
    background: color-mix(in srgb, var(--card) 60%, var(--bg) 40%);
    padding: 3px;
    border-radius: 999px;
    gap: 2px;
    border: 1px solid var(--border-soft);
  }
  .brm-btn {
    border: none;
    background: transparent;
    color: var(--muted);
    padding: 5px 12px;
    border-radius: 999px;
    cursor: pointer;
    font-size: 12.5px;
    font-weight: 550;
    transition: all var(--tr-fast);
    white-space: nowrap;
  }
  .brm-btn:hover { color: var(--text); }
  .brm-btn.active {
    background: var(--card-solid);
    color: var(--text-strong);
    font-weight: 650;
    box-shadow: var(--shadow-sm);
  }
  /* 统一 Action 胶囊按钮 */
  .br-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 13px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid var(--border-soft);
    background: var(--card-solid, var(--card));
    color: var(--text);
    cursor: pointer;
    transition: all var(--tr-fast);
    white-space: nowrap;
    box-shadow: var(--shadow-xs);
  }
  .br-action-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 8%, var(--card));
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
  }
  .br-action-btn.danger {
    color: var(--err);
    border-color: color-mix(in srgb, var(--err) 30%, transparent);
    background: color-mix(in srgb, var(--err) 8%, var(--card));
  }
  .br-action-btn.danger:hover {
    background: color-mix(in srgb, var(--err) 16%, var(--card));
    border-color: var(--err);
  }
  .br-action-btn.primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 2px 8px color-mix(in srgb, var(--accent) 30%, transparent);
  }
  .br-action-btn.primary:hover {
    opacity: 0.92;
    box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 45%, transparent);
  }
  .br-action-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
  }
  @media (max-width: 768px) {
    .br-header {
      padding: 0 10px;
      gap: 6px;
      height: 52px;
    }
    .br-header-left {
      flex: none;
    }
    .br-divider,
    .br-title-wrap {
      display: none !important;
    }
    .br-back-btn {
      padding: 6px 10px;
      font-size: 13px;
    }
    .br-back-btn span:not(.br-back-icon) {
      display: none;
    }
    .br-header-actions {
      flex: 1;
      justify-content: flex-end;
      gap: 5px;
    }
    .br-mode-selector {
      padding: 2px;
      gap: 1px;
    }
    .brm-btn {
      padding: 4px 7px;
      font-size: 11px;
    }
    .br-action-btn span:not(.btn-icon) {
      display: none;
    }
    .br-action-btn {
      padding: 5px 8px;
      font-size: 13px;
      min-width: 32px;
      height: 32px;
      justify-content: center;
    }
  }

  .br-content { padding: 30px 20px 80px; max-width: 760px; margin: 0 auto; width: 100%; line-height: 1.8; font-size: 16px; background: var(--card); min-height: 100vh; border-left: 1px solid var(--border); border-right: 1px solid var(--border); box-shadow: var(--shadow-sm); }
  .br-content a { color: var(--accent); text-decoration: none; word-break: break-all; transition: opacity var(--tr); }
  .br-content a:hover { opacity: 0.8; text-decoration: underline; }
  .br-content img { max-width: 100%; height: auto; border-radius: 8px; margin: 16px 0; display: block; }
  /* 日中对照：日文原文斜体、中文译文常规体 */
  .br-content em { font-style: italic; font-weight: normal; }
  .br-content > span { font-weight: normal; font-style: normal; }
  .br-meta { color: var(--muted); font-size: 14px; margin-bottom: 24px; display: flex; justify-content: space-between; border-bottom: 1px solid var(--border-soft); padding-bottom: 12px; }
  .br-author { font-weight: 600; color: var(--accent); }
  .br-link { text-decoration: none; color: var(--accent); font-size: 13px; }
  /* 翻译模型标记：次级灰字，右对齐，视觉上不干扰正文 */
  .br-model-tag { text-align: right; font-size: 12px; color: var(--muted); opacity: 0.7; margin: -14px 0 16px; }
  
  /* Custom Confirm Modal */
  .custom-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease-out;
  }
  .custom-modal-card {
    background: #1c1c1e;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    padding: 24px;
    width: 90%;
    max-width: 380px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    text-align: center;
    animation: modalPop 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  }
  @keyframes modalPop {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
  }
  .cm-icon {
    font-size: 36px;
    margin-bottom: 12px;
  }
  .cm-title {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin: 0 0 8px 0;
  }
  .cm-message {
    font-size: 14px;
    color: #a1a1a6;
    margin: 0 0 16px 0;
    line-height: 1.5;
  }
  .cm-input-wrapper {
    margin: 12px 0 20px 0;
    text-align: left;
  }
  .cm-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 10px;
    padding: 12px 14px;
    color: #fff;
    font-size: 14px;
    outline: none;
    transition: all 0.2s ease;
    box-sizing: border-box;
  }
  .cm-input:focus {
    border-color: var(--primary, #7c3aed);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.25);
    background: rgba(255, 255, 255, 0.1);
  }
  .cm-checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    font-size: 13px;
    color: #c7c7cc;
    cursor: pointer;
    user-select: none;
  }
  .cm-checkbox-group input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary, #7c3aed);
    cursor: pointer;
  }
  .cm-actions {
    display: flex;
    gap: 10px;
  }
  .cm-btn {
    flex: 1;
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
  }
  .cm-btn.secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
  }
  .cm-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.18);
  }
  .cm-btn.danger {
    background: linear-gradient(135deg, #ff453a, #ff3b30);
    color: #fff;
  }
  .cm-btn.danger:hover {
    opacity: 0.9;
    box-shadow: 0 4px 12px rgba(255, 59, 48, 0.4);
  }
  
  /* Toast Notifications */
  .toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 10001;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
  }
  .custom-toast {
    pointer-events: auto;
    padding: 10px 18px;
    border-radius: 10px;
    background: rgba(30, 30, 32, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 14px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    gap: 8px;
    animation: toastIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transition: opacity 0.3s, transform 0.3s;
  }
  .custom-toast.success { border-color: rgba(52, 199, 89, 0.4); }
  .custom-toast.error { border-color: rgba(255, 59, 48, 0.4); }
  @keyframes toastIn {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
  }
  
  @media (max-width: 900px) {
  }
  @media (max-width: 640px) {
    .blog-hero .bh-title { font-size: 18px; }
    .br-content { padding: 20px 16px 60px; border-left: none; border-right: none; box-shadow: none; font-size: 15px; }
  }

  /* 移动端触控优化 */
  .photo-card, .msg-preview { touch-action: manipulation; }

  /* ── 骨架屏 ── */
  .home-skeleton { display: none; max-width: 960px; margin: 0 auto; padding: 28px 20px 60px; }
  .home-skeleton.active { display: block; }
  .home-skeleton > div { animation: skPulse 1.5s ease-in-out infinite; }
  @keyframes skPulse { 0%,100% { opacity: .4; } 50% { opacity: .8; } }
  .sk-hero { height: 140px; border-radius: 20px; background: var(--border-soft); margin-bottom: 28px; }
  .sk-strip { display: flex; gap: 10px; }
  .sk-strip > div { flex: none; width: 172px; aspect-ratio: 3/4; border-radius: 14px; background: var(--border-soft); }
  .sk-msg { margin-top: 28px; display: flex; flex-direction: column; gap: 12px; }
  .sk-msg > div { height: 24px; border-radius: 6px; background: var(--border-soft); }
  .sk-msg > div:nth-child(2) { width: 70%; }
  .sk-msg > div:nth-child(3) { width: 50%; }

  /* ── 空状态 ── */
  .home-empty { display: none; max-width: 500px; margin: 80px auto; text-align: center;
                padding: 60px 30px; border-radius: 20px;
                background: color-mix(in srgb, var(--card) 78%, transparent);
                border: 1px solid var(--border);
                backdrop-filter: blur(12px); }
  .home-empty.active { display: block; }
  .home-empty .ee-icon { font-size: 48px; }
  .home-empty .ee-title { font-size: 18px; font-weight: 650; color: var(--text-strong); margin: 12px 0 6px; }
  .home-empty .ee-desc { font-size: 13.5px; color: var(--muted); line-height: 1.7; }
  .home-empty .ee-desc a { color: var(--accent); }

  @media (max-width: 640px) {
    .home-hero { padding: 14px 10px 48px; }
    .hero-card { padding: 22px 14px 18px; border-radius: 16px; }
    .hero-card .hc-name { font-size: 19px; }
    .hero-card .hc-stats { gap: 12px; }
    .photo-card { width: 148px; }
    .msg-preview { padding: 12px 4px; }
    .msg-preview .mp-left { min-width: 56px; }
    .msg-preview .mp-date { font-size: 11px; }
    .msg-preview .mp-text { font-size: 13px; }
    .msg-preview .mp-trans { font-size: 12px; }
    #homeNavLink { padding: 8px 4px; font-size: 15px; }
    .sk-strip > div { width: 148px; }
  }

  /* ── 粉丝信件 (Fan Letters) 专区样式 ── */
  .letter-grid {
    padding-top: 10px;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
  }

  .letter-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
  }

  .letter-sync-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 12%, var(--card));
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .letter-sync-btn:hover {
    background: var(--accent);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 35%, transparent);
  }
  .letter-sync-btn.loading .sync-icon {
    display: inline-block;
    animation: spin 1s linear infinite;
  }
  @keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }

  .letter-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 22px;
  }

  .letter-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
    position: relative;
  }
  .letter-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  }

  .letter-thumb-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 341 / 480;
    background: color-mix(in srgb, var(--card) 85%, #000);
    cursor: zoom-in;
    overflow: hidden;
  }
  .letter-thumb-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform 0.35s ease;
  }
  .letter-card:hover .letter-thumb-wrap img {
    transform: scale(1.02);
  }

  .letter-zoom-hint {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.65);
    color: #fff;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
    backdrop-filter: blur(4px);
    opacity: 0.85;
    pointer-events: none;
    transition: opacity 0.2s;
  }
  .letter-thumb-wrap:hover .letter-zoom-hint {
    opacity: 1;
  }

  .letter-body {
    padding: 16px 18px 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
  }

  .letter-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
  }

  .letter-date {
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .letter-badge-id {
    font-size: 11px;
    color: var(--muted);
    background: var(--border-soft);
    padding: 2px 6px;
    border-radius: 4px;
  }

  .letter-text {
    font-size: 13.5px;
    line-height: 1.65;
    color: var(--text);
    white-space: pre-wrap;
    word-break: break-word;
    background: color-mix(in srgb, var(--card) 60%, var(--bg));
    border: 1px dashed color-mix(in srgb, var(--border) 80%, transparent);
    border-radius: 10px;
    padding: 12px 14px;
    max-height: 140px;
    overflow-y: auto;
    scrollbar-width: thin;
  }

  .letter-fav-star {
    color: #f59e0b;
    font-size: 14px;
  }

  @media (max-width: 640px) {
    .letter-cards {
      grid-template-columns: 1fr;
    }

    /* 博客三坂分段切换器：100% 满宽等分，彻底解决超屏溢出 */
    .segmented-control {
      display: flex !important;
      width: 100% !important;
      max-width: 100% !important;
      box-sizing: border-box !important;
      padding: 3px !important;
      gap: 2px !important;
      margin-bottom: 8px !important;
    }
    .seg-btn {
      flex: 1 1 0 !important;
      min-width: 0 !important;
      padding: 6px 3px !important;
      font-size: 11.5px !important;
      justify-content: center !important;
      text-align: center !important;
      gap: 3px !important;
    }
    .seg-badge {
      font-size: 9px !important;
      padding: 1px 3px !important;
    }
    .member-dropdown-wrap,
    .author-dropdown-wrap {
      width: 100% !important;
    }
    .member-select-btn,
    .author-select-btn {
      width: 100% !important;
      justify-content: center !important;
    }
    /* 月份导航三件套（上月、月份下拉框、下月）固定在同一水平线 */
    .month-nav-group {
      display: flex !important;
      width: 100% !important;
      gap: 6px !important;
      align-items: center !important;
      box-sizing: border-box !important;
    }
    .month-nav-group #prevMonth,
    .month-nav-group #nextMonth {
      flex: 0 0 auto !important;
      white-space: nowrap !important;
      padding: 7px 12px !important;
      font-size: 13px !important;
    }
    .month-nav-group #monthSelect {
      flex: 1 1 0 !important;
      min-width: 0 !important;
      text-align: center !important;
      padding: 7px 26px 7px 10px !important;
      font-size: 13.5px !important;
    }
    /* 搜索栏单行紧凑 Flex 布局 */
    .toolbar {
      gap: 8px !important;
      margin-bottom: 10px !important;
    }
    .toggle-row {
      margin-left: auto !important;
      font-size: 12.5px !important;
    }
    .msg-toolbar {
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
    }
    .blog-toolbar {
      display: flex;
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
    }
    html.view-blog .msg-toolbar,
    html.view-letter .msg-toolbar,
    html.view-home .msg-toolbar,
    .msg-toolbar[style*="display: none"],
    .msg-toolbar[style*="display:none"] {
      display: none !important;
    }
    .msg-toolbar #typeChips {
      width: 100% !important;
      display: flex !important;
      flex-wrap: wrap !important;
      gap: 6px !important;
    }
    /* 移动端作者选择与成员选择弹出层升级为底部抽屉 */
    .author-popover, .member-popover {
      position: fixed !important;
      top: auto !important;
      bottom: 0 !important;
      left: 0 !important;
      right: 0 !important;
      width: 100vw !important;
      max-width: 100vw !important;
      max-height: 80vh !important;
      border-radius: 20px 20px 0 0 !important;
      border-bottom: none !important;
      border-left: none !important;
      border-right: none !important;
      box-shadow: 0 -10px 40px rgba(0,0,0,0.35) !important;
      padding: 16px 14px calc(16px + env(safe-area-inset-bottom, 0px)) 14px !important;
      z-index: 99999 !important;
      box-sizing: border-box !important;
    }
  }

  /* ── Mobile Action Sheet (通用移动端底部抽屉) ── */
  .mobile-action-sheet {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
  }
  .mobile-action-sheet .sheet-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    animation: fadeIn 0.2s ease-out;
  }
  .mobile-action-sheet .sheet-card {
    position: relative;
    z-index: 1;
    background: var(--card-solid);
    border-top: 1px solid var(--border);
    border-radius: 24px 24px 0 0;
    padding: 14px 18px calc(18px + env(safe-area-inset-bottom, 0px));
    box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.35);
    animation: sheetUp 0.25s cubic-bezier(0.16, 1, 0.3, 1) both;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-sizing: border-box;
  }
  .mobile-action-sheet .sheet-handle {
    width: 36px;
    height: 4px;
    background: var(--border-soft);
    border-radius: 999px;
    margin: 0 auto 6px;
  }
  .mobile-action-sheet .sheet-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--muted);
    text-align: center;
    margin-bottom: 4px;
  }
  .mobile-action-sheet .sheet-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid var(--border-soft);
    background: color-mix(in srgb, var(--card) 85%, var(--bg));
    color: var(--text-strong);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    text-align: left;
    transition: all var(--tr-fast);
  }
  .mobile-action-sheet .sheet-item:active {
    background: var(--accent-soft);
    color: var(--accent);
    transform: scale(0.98);
  }
  .mobile-action-sheet .sheet-cancel {
    margin-top: 4px;
    padding: 12px;
    border-radius: 14px;
    border: none;
    background: var(--bg);
    color: var(--muted);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
  }