/* ============================================================
   style-reader.css · 密码门 + 相册网格 + 电子画册（名字是历史遗留，
   ⚠ 它装的其实不是「文本阅读器」样式 —— 阅读器样式内嵌在 js-album.js
   的 Canvas 主题里，页面框架样式在 style-tabs.css #reader-view 分区）
   ──────────────────────────────────────────────────────────────
   实际分区（自上而下）：
   1. #siteGate 密码门        全屏遮罩 + 居中卡片（红按钮是它）
   2. .album-* 相册网格       工具条 / 九宫格 / 上传进度 / 悬浮按钮
   3. #album-viewer 电子画册  全屏翻页查看器：顶栏 / 左右热区 /
      底部工具栏 / 缩略图抽屉 / 页码跳转 / .pager 页码
   ⚠ 改后必须同步升 index.html 的 ?v= 令牌。
   ============================================================ */
#siteGate{position:fixed;inset:0;z-index:2147483647;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1b1f2a,#2a2f3e);font-family:system-ui,"PingFang SC","Microsoft YaHei",sans-serif}
#siteGate .box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:32px 28px;width:min(86vw,320px);text-align:center;color:#eee}
#siteGate h1{font-size:18px;margin:0 0 6px;font-weight:600}
#siteGate p{font-size:13px;opacity:.7;margin:0 0 18px}
#siteGate input{width:100%;box-sizing:border-box;padding:11px 12px;border-radius:9px;border:1px solid rgba(255,255,255,.18);background:rgba(0,0,0,.25);color:#fff;font-size:15px;outline:none;margin-bottom:12px}
#siteGate button{width:100%;padding:11px;border:0;border-radius:9px;background:#e23b3b;color:#fff;font-size:15px;cursor:pointer}
#siteGate button:active{transform:translateY(1px)}
#siteGate .err{color:#ff9a9a;font-size:12px;min-height:16px;margin-top:8px}

/* ============ 相册 Tab ============ */
.album-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding:14px 14px 8px;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.album-toolbar label{display:inline-flex;align-items:center;gap:6px;background:var(--accent);color:#fff;padding:8px 14px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:600}
.album-toolbar label input[type=file]{display:none}
.album-toolbar .ghost-btn{background:transparent;color:var(--muted);border:1px solid var(--line);padding:7px 12px;border-radius:8px;cursor:pointer;font-size:13px}
.album-toolbar .meta{font-size:12px;color:var(--muted);flex:1;text-align:right}
.album-count{font-size:12px;color:var(--muted);padding:10px 14px 0}
.album-hint{font-size:12px;color:var(--muted);padding:6px 14px 0;line-height:1.5}
.album-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(108px,1fr));gap:6px;padding:10px 10px 12px}
/* 相册照片固定九宫格（3 列）；#album-photos 仅相册 tab 使用，不影响电台 tab 的 .album-grid */
#album-photos{display:block!important;columns:3!important;column-gap:8px;padding:10px 10px 12px;grid-template-columns:none;gap:0 0}
#album-photos:empty::before{content:"还没有照片或视频。点上方「📤 上传照片/视频」按钮，或手机端点右下角 📷 悬浮按钮拍照／选图。";display:block;column-span:all;-webkit-column-span:all;width:100%;text-align:center;color:var(--muted);font-size:13px;padding:80px 16px;line-height:1.7;box-sizing:border-box}
.album-empty{grid-column:1/-1;column-span:all;-webkit-column-span:all;display:block;width:100%;text-align:center;color:var(--muted);font-size:13px;padding:80px 16px;line-height:1.7;box-sizing:border-box}
.album-cell{position:relative;border-radius:8px;overflow:hidden;background:#000;cursor:pointer;box-shadow:0 1px 3px rgba(0,0,0,.1);break-inside:avoid;margin-bottom:8px}
.album-cell img,.album-cell video{width:100%;height:auto;display:block;background:#111}
.album-cell .badge{position:absolute;top:6px;left:6px;background:rgba(0,0,0,.55);color:#fff;font-size:10px;padding:2px 6px;border-radius:4px;backdrop-filter:blur(2px)}
.album-cell .badge.video{background:rgba(184,144,47,.85)}
.album-cell .badge.photo{background:rgba(58,143,111,.85)}
.album-cell .name{position:absolute;bottom:6px;left:6px;font-size:10px;color:#fff;background:rgba(0,0,0,.55);padding:2px 6px;border-radius:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.2;pointer-events:none}
.album-cell .del{position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:50%;border:0;background:rgba(0,0,0,.55);color:#fff;font-size:14px;cursor:pointer;display:none;align-items:center;justify-content:center;line-height:1;backdrop-filter:blur(2px)}
.album-cell:hover .del{display:flex}
/* 上传进度条 */
#album-progress{height:6px;background:rgba(255,255,255,.12);border-radius:4px;overflow:hidden;margin:10px 0 4px}
#album-progress .fill{height:100%;width:0;background:linear-gradient(90deg,#4f9bff,#5ad1ff);transition:width .3s ease}
#album-progress-text{font-size:12px;color:#9fb4d8;min-height:16px;margin-bottom:8px}
/* 上传占位卡状态 */
.album-cell.uploading{opacity:.5}
.album-cell.uploading.active{opacity:1;box-shadow:0 0 0 2px #4f9bff}
.album-cell.uploading .name{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;color:#fff;background:rgba(0,0,0,.6);padding:4px 10px;border-radius:4px;font-size:12px;white-space:nowrap}
.album-cell.uploading.fail .name{background:rgba(180,40,40,.8)}
.album-cell.uploading::after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;background:rgba(0,0,0,.6);padding:4px 10px;border-radius:4px;font-size:12px}
.album-cell.fail::after{content:"❌ 失败";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;background:rgba(192,40,40,.85);padding:4px 10px;border-radius:4px;font-size:12px}
/* 置顶按钮（悬停显示；触屏设备常显）与置顶角标 */
.album-cell .pin{position:absolute;top:4px;right:30px;width:22px;height:22px;border-radius:50%;border:0;background:rgba(0,0,0,.55);color:#fff;font-size:11px;cursor:pointer;display:none;align-items:center;justify-content:center;line-height:1;backdrop-filter:blur(2px);padding:0}
.album-cell:hover .pin{display:flex}
.album-cell.pinned .pin{display:flex;background:rgba(226,59,59,.85)}
.album-cell .badge.pinned{background:rgba(226,59,59,.88);top:auto;bottom:6px;left:auto;right:6px;font-size:11px}
/* 网格翻页条（每页 9 张） */
#album-pager{display:none;align-items:center;justify-content:center;gap:16px;padding:2px 10px 20px}
#album-pager button{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--text,#333);font-size:18px;cursor:pointer;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .15s}
#album-pager button:hover:not(:disabled){background:#f3ede2}
#album-pager button:disabled{opacity:.3;cursor:default}
#album-pager #apg-label{font-size:13px;color:var(--muted);min-width:52px;text-align:center;font-variant-numeric:tabular-nums}
/* 触屏设备：删/置顶按钮常显（无 hover） */
@media (hover:none){
  .album-cell .del,.album-cell .pin{display:flex}
}

/* 手机端悬浮上传按钮：仅相册 tab 且窄屏显示 */
.album-fab{display:none}
@media (max-width:768px){
  .tab-panel.active .album-fab{display:flex;align-items:center;justify-content:center;
    position:fixed;right:16px;bottom:calc(74px + env(safe-area-inset-bottom,0px));z-index:80;
    width:56px;height:56px;border-radius:50%;border:0;cursor:pointer;
    background:var(--accent);color:#fff;font-size:26px;line-height:1;
    box-shadow:0 6px 18px rgba(0,0,0,.28);-webkit-tap-highlight-color:transparent}
  .tab-panel.active .album-fab:active{transform:scale(.94)}
}

/* ============ 全屏电子画册查看器（分页显示） ============
   参考云展网 Metro 模板电子画册：单页满屏 + 底部工具栏 + 侧边翻页热区 + 缩略图抽屉 */
#album-viewer{position:fixed;inset:0;background:#1a1a1a;z-index:1000;display:none;flex-direction:column;overflow:hidden}
#album-viewer.show{display:flex}
#album-viewer .topbar{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;color:#fff;background:linear-gradient(rgba(0,0,0,.6),transparent);z-index:6;font-size:13px;pointer-events:none}
#album-viewer .topbar .av-title{font-weight:500;font-size:13px;opacity:.9;letter-spacing:.5px;text-shadow:0 1px 3px rgba(0,0,0,.6)}
#album-viewer .topbar .actions{display:flex;gap:8px;pointer-events:auto}
#album-viewer .topbar button{background:rgba(255,255,255,.16);color:#fff;border:0;padding:7px 13px;border-radius:8px;cursor:pointer;font-size:13px;backdrop-filter:blur(6px);transition:background .18s}
#album-viewer .topbar button:hover{background:rgba(255,255,255,.3)}

/* 页面舞台：单页居中，图片等比 contained（画册的核心） */
#album-viewer .stage{flex:1;position:relative;overflow:hidden;touch-action:pan-y;display:flex;align-items:center;justify-content:center;padding:56px 20px 84px}
#album-viewer .av-media{position:relative;width:100%;height:100%;max-width:100%;max-height:100%;object-fit:contain;background:transparent;user-select:none;-webkit-user-drag:none;display:block;
  box-shadow:0 6px 34px rgba(0,0,0,.5);border-radius:3px;
  transition:transform .36s cubic-bezier(.22,.61,.36,1),opacity .3s ease;will-change:transform,opacity;transform-origin:center center}
#album-viewer .av-media.from-right{transform:translateX(100%);opacity:0}
#album-viewer .av-media.from-left{transform:translateX(-100%);opacity:0}
#album-viewer .av-media.to-left{transform:translateX(-100%);opacity:0}
#album-viewer .av-media.to-right{transform:translateX(100%);opacity:0}
#album-viewer .av-media video{width:100%;height:100%;object-fit:contain;outline:none}
/* 放大模式 */
#album-viewer.zoomed .stage{overflow:auto;align-items:flex-start;justify-content:flex-start;touch-action:pan-x pan-y;-webkit-overflow-scrolling:touch}
#album-viewer.zoomed .av-media{width:auto;height:auto;max-width:none;max-height:none;flex:none;box-shadow:none}

/* 左右翻页热区 */
#album-viewer .nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.34);color:#fff;border:0;width:44px;height:64px;border-radius:10px;cursor:pointer;font-size:26px;line-height:1;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(4px);user-select:none;z-index:5;opacity:0;transition:opacity .22s,background .18s;padding:0}
#album-viewer.show .nav{opacity:.72}
#album-viewer .nav:hover{background:rgba(0,0,0,.6);opacity:1}
#album-viewer .nav.prev{left:10px}
#album-viewer .nav.next{right:10px}
#album-viewer .nav:disabled{opacity:.18!important;cursor:default}

/* 底部工具栏（画册按钮组） */
#album-viewer .av-toolbar{position:absolute;left:0;right:0;bottom:0;height:62px;display:flex;align-items:center;justify-content:center;gap:4px;
  background:linear-gradient(transparent,rgba(0,0,0,.72) 40%);padding:0 6px calc(env(safe-area-inset-bottom,0px));z-index:7}
#album-viewer .av-btn{flex:1 1 0;max-width:92px;height:50px;background:transparent;border:0;color:#fff;cursor:pointer;border-radius:9px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;-webkit-tap-highlight-color:transparent;transition:background .16s;padding:0}
#album-viewer .av-btn:hover{background:rgba(255,255,255,.14)}
#album-viewer .av-btn:active{background:rgba(255,255,255,.24)}
#album-viewer .av-btn .ico{font-size:19px;line-height:1.1;opacity:.95}
#album-viewer .av-btn .lb{font-size:10.5px;line-height:1.2;opacity:.82}
#album-viewer .av-btn.on{background:rgba(226,59,59,.32)}
#album-viewer .av-btn.on .ico{opacity:1}

/* 页码指示器 */
#album-viewer .pager{position:absolute;bottom:74px;left:50%;transform:translateX(-50%);color:#fff;font-size:12px;background:rgba(0,0,0,.5);padding:5px 13px;border-radius:15px;z-index:7;backdrop-filter:blur(4px);letter-spacing:.5px;font-variant-numeric:tabular-nums}

/* 滑动提示（含短位分页器，移动到页面上方避免与工具栏重叠） */
#album-viewer .av-hint{position:absolute;bottom:114px;left:50%;transform:translateX(-50%);color:#fff;font-size:12px;background:rgba(0,0,0,.62);padding:6px 15px;border-radius:15px;opacity:0;transition:opacity .4s ease;pointer-events:none;z-index:7;white-space:nowrap}
#album-viewer .av-hint.show{opacity:1}

/* 缩略图抽屉 */
#album-viewer .av-drawer{position:absolute;left:0;right:0;bottom:0;height:min(62vh,460px);background:rgba(22,22,26,.97);backdrop-filter:blur(12px);
  z-index:9;display:flex;flex-direction:column;transform:translateY(102%);transition:transform .3s cubic-bezier(.22,.61,.36,1);border-radius:14px 14px 0 0;box-shadow:0 -6px 26px rgba(0,0,0,.5)}
#album-viewer .av-drawer.open{transform:translateY(0)}
#album-viewer .av-drawer-head{display:flex;justify-content:space-between;align-items:center;padding:12px 16px 8px;color:#fff;font-size:13px;border-bottom:1px solid rgba(255,255,255,.1);flex:none}
#album-viewer .av-drawer-head button{background:rgba(255,255,255,.14);border:0;color:#fff;width:26px;height:26px;border-radius:50%;cursor:pointer;font-size:13px;line-height:1}
#album-viewer .av-thumbs{flex:1;overflow-y:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(74px,1fr));gap:8px;padding:12px;-webkit-overflow-scrolling:touch}
#album-viewer .av-thumb{position:relative;aspect-ratio:3/4;border-radius:6px;overflow:hidden;background:#000;cursor:pointer;border:2px solid transparent;transition:border-color .16s}
#album-viewer .av-thumb img,#album-viewer .av-thumb video{width:100%;height:100%;object-fit:cover;display:block}
#album-viewer .av-thumb.cur{border-color:#e23b3b}
#album-viewer .av-thumb .no{position:absolute;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);color:#fff;font-size:10px;text-align:center;padding:2px 0}

/* 跳页面板 */
#album-viewer .av-jump{position:absolute;inset:0;background:rgba(0,0,0,.55);z-index:11;display:none;align-items:center;justify-content:center;backdrop-filter:blur(3px)}
#album-viewer .av-jump.open{display:flex}
#album-viewer .av-jump-box{background:#26262c;color:#fff;border-radius:13px;padding:22px 24px;width:min(86vw,290px);text-align:center;box-shadow:0 10px 40px rgba(0,0,0,.6)}
#album-viewer .av-jump-box p{font-size:14px;margin:0 0 18px;line-height:1.9}
#album-viewer .av-jump-box input{width:62px;padding:7px 8px;border-radius:8px;border:1px solid rgba(255,255,255,.22);background:rgba(0,0,0,.35);color:#fff;font-size:15px;text-align:center;outline:none;-moz-appearance:textfield}
#album-viewer .av-jump-box input::-webkit-outer-spin-button,#album-viewer .av-jump-box input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
#album-viewer .av-jump-actions{display:flex;gap:10px}
#album-viewer .av-jump-actions button{flex:1;padding:10px;border:0;border-radius:9px;cursor:pointer;font-size:14px}
#album-viewer .av-jump-actions #av-jump-cancel{background:rgba(255,255,255,.14);color:#fff}
#album-viewer .av-jump-actions #av-jump-go{background:#e23b3b;color:#fff}

/* 图片/视频加载中占位 */
#album-viewer .av-loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:4;
  display:flex;flex-direction:column;align-items:center;gap:10px;color:rgba(255,255,255,.72);font-size:13px;pointer-events:none}
#album-viewer .av-loading .sp{width:26px;height:26px;border-radius:50%;border:2.5px solid rgba(255,255,255,.24);
  border-top-color:rgba(255,255,255,.9);animation:avspin .8s linear infinite;display:block}
#album-viewer .av-loading .tx{letter-spacing:.5px}
#album-viewer .av-loading .tx.err{color:#ff9a9a;font-size:12.5px}
@keyframes avspin{to{transform:rotate(360deg)}}

@media (max-width:600px){
  #album-viewer .nav{width:38px;height:56px;font-size:23px}
  #album-viewer .nav.prev{left:4px}
  #album-viewer .nav.next{right:4px}
  #album-viewer .stage{padding:52px 12px 78px}
  #album-viewer .pager{bottom:70px}
  #album-viewer .av-hint{bottom:106px}
}
@media (max-width:900px){#album-photos{columns:2}}@media (max-width:520px){#album-photos{columns:2;column-gap:5px}.album-cell{margin-bottom:5px;border-radius:6px}}