/* 由 index.html 抽出的样式（拆分自单文件版，内容未改） */

  :root{
    --bg:#070b14; --panel:#111827d9; --panel2:#0e1525; --line:#26314d; --text:#e8eef9; --muted:#9aa8c2;
    --a2:#7c6cf6;
    --g1:linear-gradient(135deg,#38bdf8,#7c6cf6 45%,#c084fc 80%,#f472b6);
    --gold:#fb7185;
    --radius:16px; --shadow:0 14px 40px -16px rgba(0,0,0,.6);
    --font:"Segoe UI","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
  html{scroll-behavior:smooth}
  body{background:var(--bg);color:var(--text);font-family:var(--font);overflow-x:hidden;min-height:100vh;display:flex;flex-direction:column}
  a{color:inherit;text-decoration:none}
  ::selection{background:#7c6cf6aa}
  .container{width:min(1080px,94%);margin:0 auto;position:relative;z-index:3}

  .bg{position:fixed;inset:0;z-index:0;overflow:hidden;background:
    radial-gradient(1100px 700px at 82% -10%,#141a33 0%,transparent 60%),
    radial-gradient(800px 600px at 0% 18%,#0f2036 0%,transparent 55%),
    linear-gradient(180deg,#05080f,#0a0e18)}
  .bg::before{content:"";position:absolute;inset:-20%;background:
    radial-gradient(55% 48% at 18% 22%, rgba(124,108,246,.14), transparent 60%),
    radial-gradient(50% 58% at 82% 30%, rgba(34,211,238,.10), transparent 60%),
    radial-gradient(55% 55% at 55% 82%, rgba(192,132,252,.12), transparent 60%)}
  .orb{position:absolute;border-radius:50%;mix-blend-mode:screen;animation:float 18s ease-in-out infinite;pointer-events:none;opacity:.18}
  .orb.o1{width:320px;height:320px;background:radial-gradient(circle,#38bdf83d,transparent 70%);top:-90px;left:-80px}
  .orb.o2{width:300px;height:300px;background:radial-gradient(circle,#c084fc4d,transparent 70%);bottom:-70px;right:-70px;animation-delay:-6s}
  .orb.o3{width:260px;height:260px;background:radial-gradient(circle,#7c6cf63d,transparent 70%);top:36%;left:52%;animation-delay:-11s}
  #stars{position:absolute;inset:0;width:100%;height:100%}
  @keyframes float{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-40px) scale(1.06)}}

  nav{position:sticky;top:0;z-index:20;backdrop-filter:blur(12px);background:#0a0e18cc;border-bottom:1px solid #ffffff10}
  .nav-in{display:flex;align-items:center;gap:18px;height:56px;position:relative}
  .brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px}
  @keyframes spin{to{transform:rotate(360deg)}}
  .brand b{color:#fff}
  .brand-txt{display:flex;align-items:baseline;gap:9px;min-width:0}
  .brand-txt b{color:#fff;white-space:nowrap}
  .nav-links{margin-left:auto;display:flex;gap:4px;align-items:center}
  .nav-links a{padding:7px 12px;border-radius:9px;color:var(--muted);font-size:13.5px;transition:.25s;cursor:pointer;user-select:none}
  .nav-links a:hover{color:var(--text);background:#ffffff12}
  #adminBtn{font-size:14px}
  #adminBtn.on{background:#16a34a26;color:#4ade80;border:1px solid #22c55e44}
  #logoutBtn{color:#fda4af}
  #logoutBtn:hover{background:#ffffff14;color:#fff}
  .admin-only{display:none!important}
  body.admin .admin-only{display:inline-block!important}

  .btn{display:inline-flex;align-items:center;gap:7px;cursor:pointer;border:0;font-family:inherit;font-size:14px;font-weight:700;border-radius:12px;padding:11px 22px;color:#fff;position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}
  .btn.primary{background:var(--g1);background-size:160% 160%;box-shadow:0 10px 24px -10px #7c6cf6cc}
  .btn.primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px -10px #7c6cf6dd;background-position:100% 50%}
  .btn.ghost{background:#ffffff10;border:1px solid #ffffff1f}
  .btn.ghost:hover{background:#ffffff1c}
  .btn:active{transform:scale(.96)}
  .btn.download{background:var(--g1);background-size:180% 180%}
  .btn.mini{padding:8px 14px;font-size:12.5px;border-radius:10px}
  .btn.ic{padding:8px 11px}
  .ripple{position:absolute;border-radius:50%;background:#ffffff55;transform:scale(0);animation:rip .6s ease-out forwards;pointer-events:none}
  @keyframes rip{to{transform:scale(3.4);opacity:0}}
  .spin{width:14px;height:14px;border:2px solid #ffffff55;border-top-color:#fff;border-radius:50%;display:inline-block;animation:spin .7s linear infinite}

  main.container{flex:1;width:min(1080px,94%);padding-top:24px}
  .page{opacity:0}
  .page.ready{opacity:1}
  .btn.download.gold{background:linear-gradient(135deg,#fb7185,#f472b6);background-size:180% 180%}
  .btn.download.gold:hover{box-shadow:0 12px 26px -10px rgba(251,113,133,.6);background-position:100% 50%}
  /* 分类标签：可自动换行的分段控件（标签再多也不会挤成一团或藏进横向滚动里看不见），
     当前项由一条"弹簧滑动"的指示条表示（.tab-ind，位置由 JS 实时计算） */
  .tabs{position:relative;display:flex;flex-wrap:wrap;gap:8px;background:#ffffff0a;padding:8px;border-radius:16px;width:100%;margin:4px 0 20px;box-shadow:inset 0 0 0 1px #ffffff0a}
  .tab{display:inline-flex;align-items:center;padding:10px 18px;border-radius:11px;cursor:pointer;font-size:14px;font-weight:700;color:var(--muted);position:relative;z-index:1;background:transparent;user-select:none;white-space:nowrap;transition:color .25s,transform .16s}
  .tab:not(.active):hover{color:#e8eef9}
  .tab:active{transform:scale(.95)}
  .tab.active{color:#fff}
  /* 弹簧滑动指示条：欠阻尼回弹，"被扯过去"的感觉就来自这里 */
  .tab-ind{position:absolute;left:0;top:0;width:0;height:0;border-radius:11px;background:var(--g1);
  box-shadow:0 12px 26px -14px #7c6cf6aa,inset 0 0 0 1px #ffffff1f;z-index:0;overflow:hidden;pointer-events:none;will-change:left,width,top}
  /* 切换时贴着指示条内部掠过的一道白光 */
  .sheen{position:absolute;top:0;bottom:0;border-radius:11px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.92),transparent);pointer-events:none;transform:skewX(-14deg)}
  .main-grid{display:grid;grid-template-columns:1fr;gap:16px;align-items:start}

  section{padding:4px 0}
  .sec-head{display:flex;align-items:center;justify-content:space-between;margin:4px 0 12px;flex-wrap:wrap;gap:8px}
  .sec-head h2{font-size:19px;font-weight:800;display:flex;align-items:center;gap:8px}
  .sec-head .sub{color:var(--muted);font-size:12.5px;margin-top:10px;line-height:1.5}
  .sec-head-acts{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
  .count-pill{font-size:12px;color:var(--muted);background:#ffffff0d;border:1px solid #ffffff15;padding:4px 12px;border-radius:100px;transition:background .25s,color .25s}
  /* 条目数变化时弹一下，让"分类切换/增删"有反馈 */
  .count-pill.pop{animation:countPop .42s cubic-bezier(.22,1,.36,1)}
  @keyframes countPop{0%{transform:scale(.85);color:#fff;background:#ffffff1f}60%{transform:scale(1.09)}100%{transform:scale(1)}}

  /* 卡片区：高度由 JS 实测（fitGrid）写入，这里给个兜底值，避免 JS 未执行时无限拉长页面 */
  .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;
  max-height:max(360px,calc(100vh - 430px));overflow-y:auto;overscroll-behavior:contain;padding-right:4px;
  scrollbar-width:thin;scrollbar-color:#39456a transparent}
  .grid::-webkit-scrollbar{width:8px}
  .grid::-webkit-scrollbar-track{background:transparent}
  .grid::-webkit-scrollbar-thumb{background:#2b3555;border-radius:99px;border:2px solid transparent;background-clip:padding-box}
  .grid::-webkit-scrollbar-thumb:hover{background:#3a4567}
  /* 卡片：保留鼠标跟随光晕 + 轻微上浮；标题/描述做行数截断 → 高度统一，扫读清爽 */
  .card{position:relative;display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;overflow:hidden;transition:transform .3s cubic-bezier(.22,1,.36,1),box-shadow .3s,border-color .3s}
  /* ① 跟随鼠标的柔光晕：--mx/--my 由 JS 每帧写入，只在悬停的那张卡片上显现 */
  .card::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .32s;
  background:radial-gradient(440px circle at var(--mx,50%) var(--my,50%),rgba(124,108,246,.20),rgba(56,189,248,.05) 45%,transparent 68%)}
  /* ② 顶部细高光：静止时有边界感，悬停时变亮 */
  .card::after{content:"";position:absolute;left:0;right:0;top:0;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,#ffffff2e,transparent);transition:background .3s}
  .card:hover{transform:translateY(-4px);border-color:#41507d;box-shadow:0 18px 38px -18px rgba(124,108,246,.6)}
  .card:hover::before{opacity:1}
  .card:hover::after{background:linear-gradient(90deg,transparent,#ffffff5c,transparent)}
  .card h3,.card .desc,.card .card-foot,.card .btn{position:relative;z-index:1}
  .card:hover h3{color:#fff}
  .card.game{border-color:#ffffff16}
  .card.game:hover{border-color:#fb718566}
  .card.game::before{background:radial-gradient(440px circle at var(--mx,50%) var(--my,50%),rgba(251,113,133,.22),rgba(244,114,182,.06) 45%,transparent 68%)}
  .card h3{font-size:15.5px;font-weight:800;line-height:1.4;margin-bottom:8px;word-break:break-word;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .card .desc{color:var(--muted);font-size:12.5px;line-height:1.55;word-break:break-word;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:0}
  .card-foot{display:flex;gap:8px;margin-top:auto;padding-top:14px;flex-wrap:wrap}
  .card-foot .download{flex:1;justify-content:center}
  .card-foot .ghost{background:#ffffff0d}
  .card-foot .ghost:hover{background:#ffffff1a}
  .card .btn:hover{transform:scale(1.06)}
  /* 实用软件下载：紧凑卡片，减少空白 */
  .card.compact{padding:13px 15px}
  .card.compact h3{font-size:14.5px;margin-bottom:7px}
  .card.compact .desc{font-size:12px;line-height:1.45}
  .card.compact .card-foot{margin-top:11px}
  .card.compact .card-foot .btn.mini{padding:6px 13px;font-size:12px}
  /* 品牌图标（网页 favicon） */
  .nav-ico{width:34px;height:34px;border-radius:10px;box-shadow:0 6px 18px -6px #7c6cf6aa, inset 0 0 0 1px #ffffff22;flex:none}
  .foot-in .nav-ico{width:26px;height:26px;border-radius:7px}
  .save-tip-nav{color:var(--muted);font-size:11px;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:0 1 auto;min-width:0}
  /* 快捷网页书签：两列滚动列表（内部滚动条、页面不滚动、两列同步、无隔断） */
  .folders{display:block}
  .bk-scroll{max-height:70vh;overflow-y:auto;display:grid;grid-template-columns:1fr 1fr;column-gap:12px;row-gap:10px;
  padding:4px 2px 8px;scrollbar-width:thin;scrollbar-color:#3a4567 transparent}
  .bk-scroll::-webkit-scrollbar{width:9px}
  .bk-scroll::-webkit-scrollbar-thumb{background:#2b3555;border-radius:8px}
  .bk-scroll::-webkit-scrollbar-track{background:transparent}
  .folder{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);
  border-radius:11px;padding:11px 14px;transition:transform .2s,border-color .2s,box-shadow .2s;cursor:pointer}
  .folder:hover{transform:translateY(-2px);border-color:#4b5b8f;box-shadow:0 12px 28px -12px rgba(124,108,246,.4)}
  .folder .fbody{flex:1;min-width:0;text-align:left}
  .folder .fname{font-size:14.5px;font-weight:700;word-break:break-all}
  .folder .furl{color:var(--muted);font-size:12px;margin-top:2px;word-break:break-all}
  .folder .fbtns{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
  .open{font-size:12.5px;color:#7dd3fc;background:#0ea5e926;border:1px solid #0ea5e944;padding:6px 14px;
  border-radius:9px;font-weight:700;white-space:nowrap;cursor:pointer}
  .open:hover{background:#0ea5e940}
  /* 管理员「快捷网页书签」两列拖拽排序（保持与访客一致的双列视图） */
  .drag-hint{color:var(--muted);font-size:12.5px;display:flex;align-items:center;gap:7px;padding:2px 4px 8px}
  .drag-row{display:flex;align-items:center;gap:12px;background:var(--panel);border:1px solid var(--line);
  border-radius:11px;padding:11px 14px;transition:box-shadow .2s,border-color .2s;user-select:none;cursor:grab}
  .drag-row:hover{border-color:#4b5b8f;box-shadow:0 10px 24px -14px rgba(124,108,246,.4)}
  .drag-row.dragging{opacity:.4;border-style:dashed;border-color:#22d3ee99;box-shadow:0 0 0 3px #22d3ee22;cursor:grabbing}
  .drag-row .dhandle{color:var(--muted);flex:none;display:flex;align-items:center;line-height:1}
  .drag-row .dbody{flex:1;min-width:0;text-align:left}
  .drag-row .dname{font-size:14.5px;font-weight:700;word-break:break-all}
  .drag-row .durl{color:var(--muted);font-size:12px;margin-top:2px;word-break:break-all}
  .drag-row .dbtns{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
  .drag-ghost{position:fixed;z-index:95;pointer-events:none;opacity:.92;display:flex;align-items:center;gap:12px;
  padding:11px 14px;border-radius:11px;border:1px solid #22d3ee88;background:var(--panel);
  box-shadow:0 20px 44px -14px rgba(34,211,238,.55);transform:rotate(2deg);overflow:hidden}
  .drag-ghost > .dhandle{color:var(--muted);display:flex;align-items:center;line-height:1}
  .drag-ghost .dbody{flex:1;min-width:0;text-align:left}
  .drag-ghost .dbtns{display:flex;gap:6px;align-items:center;flex-wrap:wrap;opacity:.7}
  /* 滚动交错浮现：仅首屏以下的卡片做 reveal，滚动进入视口时上浮渐入 */
  .card.reveal{opacity:0;transform:translateY(20px)}
  .card.reveal.in{opacity:1;transform:none;transition:opacity .55s var(--d,0s),transform .6s var(--d,0s) cubic-bezier(.18,.89,.32,1.28)}

  .gpanel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;position:relative;overflow:hidden}
  .gpanel::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;border-radius:var(--radius) var(--radius) 0 0;background:var(--g1);opacity:.65}
  .gpanel.gold::after{background:linear-gradient(135deg,#fb7185,#f472b6,#fb7185)}
  .field{margin-bottom:10px}
  .field label{display:block;font-size:11.5px;color:var(--muted);margin-bottom:5px}
  .field input,.field select{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--text);border-radius:10px;padding:10px 12px;font-size:13px;font-family:inherit;outline:none;transition:.25s}
  .field select{cursor:pointer}
  .field input:focus,.field select:focus{border-color:var(--a2);box-shadow:0 0 0 3px #7c6cf622}
  .submit-row{display:flex;gap:10px;margin-top:4px;align-items:center;flex-wrap:wrap}
  .submit-row .hint{color:var(--muted);font-size:12px}

  .rec-text{color:var(--muted);font-size:13.5px;line-height:1.9;white-space:pre-wrap;word-break:break-word}
  .rec-input{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--text);border-radius:10px;padding:12px;font-size:13px;font-family:inherit;outline:none;line-height:1.7;min-height:140px;resize:vertical}
  .rec-input:focus{border-color:var(--gold);box-shadow:0 0 0 3px #fb71852b}
  .muted{color:var(--muted)}

  /* 可复制域名 */
  .copy-www{color:inherit;cursor:pointer;font-weight:700;text-decoration:underline;text-decoration-style:solid;text-underline-offset:3px;border-radius:4px;padding:1px 3px;transition:color .2s,background .2s,box-shadow .2s;outline:none}
  .copy-www:hover,.copy-www:focus-visible{color:#fff;background:#ffffff22;box-shadow:0 0 0 2px #ffffff88;text-decoration-color:#fff}
  .copy-www:active{background:#ffffff2e}
  /* 复制成功气泡（跟随鼠标处出现，3 秒后消失、可被其它操作提前关闭） */
  #copyTip{position:fixed;z-index:120;left:0;top:0;transform:translate(-50%,22px);background:#16a34a;color:#fff;padding:6px 13px;border-radius:12px;font-size:13px;font-weight:700;white-space:nowrap;box-shadow:0 10px 26px rgba(34,211,238,.5);opacity:0;transition:opacity .22s,transform .22s;pointer-events:none}
  #copyTip.show{opacity:1;transform:translate(-50%,30px)}
  #copyTip::after{content:"";position:absolute;top:-7px;left:50%;transform:translateX(-50%);border:7px solid transparent;border-bottom-color:#16a34a}

  /* 页脚右下角：交流QQ群（与版权同色 + 焦点/悬停高亮 + 点击复制） */
  .foot-qq{display:inline-block;color:var(--muted);font-weight:600;line-height:1.4;cursor:pointer;white-space:nowrap;text-decoration:underline;text-underline-offset:3px;text-decoration-color:#ffffff44;border-radius:6px;padding:2px 6px;transition:color .2s,background .2s,text-decoration-color .2s;outline:none;-webkit-tap-highlight-color:transparent}
  .foot-qq:hover,.foot-qq:focus-visible{color:#fff;background:#ffffff14;text-decoration-color:#fff;text-shadow:0 0 12px rgba(56,189,248,.6)}
  .foot-qq:active{background:#ffffff20}
  /* 复制成功气泡（向上显示，箭头在下方） */
  #copyTip2{position:fixed;z-index:120;left:0;top:0;transform:translate(-50%,-140%);background:#16a34a;color:#fff;padding:6px 13px;border-radius:12px;font-size:13px;font-weight:700;white-space:nowrap;box-shadow:0 10px 26px rgba(34,211,238,.5);opacity:0;transition:opacity .22s,transform .22s;pointer-events:none}
  #copyTip2.show{opacity:1;transform:translate(-50%,-160%)}
  #copyTip2::after{content:"";position:absolute;bottom:-7px;left:50%;transform:translateX(-50%);border:7px solid transparent;border-top-color:#16a34a}

  .modal-mask{position:fixed;inset:0;background:#05070fd9;backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:60;padding:20px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .28s ease,visibility .28s}
  .modal-mask.show{opacity:1;visibility:visible;pointer-events:auto}
  .modal{background:#121a2e;border:1px solid var(--line);border-radius:20px;width:min(640px,100%);padding:24px;box-shadow:var(--shadow);max-height:90vh;overflow:auto;transform:scale(.94) translateY(12px);opacity:0;transition:transform .28s cubic-bezier(.2,.8,.2,1),opacity .28s ease}
  .modal-mask.show .modal{transform:scale(1) translateY(0);opacity:1}
  .modal h3{font-size:19px;font-weight:800;margin-bottom:5px}
  .modal .sub{color:var(--muted);font-size:12.5px;margin-bottom:14px}
  .modal-foot{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
  .modal-foot .cancel{background:#ffffff10;color:var(--muted)}
  .modal-foot .cancel:hover{background:#ffffff1f;color:#fff}

  footer{margin-top:18px;border-top:1px solid #ffffff10;padding:16px 0;color:var(--muted);font-size:12px}
  .foot-in{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
  .foot-in .brand{font-size:14px}
  .foot-in .brand .nav-ico{width:26px;height:26px}

  #toast{position:fixed;top:16px;left:50%;transform:translateX(-50%) translateY(-120%);background:#131a2b;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:12px 18px;font-size:13px;z-index:99;box-shadow:var(--shadow);display:flex;align-items:center;gap:8px;opacity:0;visibility:hidden;pointer-events:none;transition:transform .4s cubic-bezier(.2,.9,.3,1.4),opacity .3s,visibility .3s}
  #toast.show{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}

  .empty{color:var(--muted);text-align:center;padding:44px 0;font-size:13px}

  /* 公告区互动小宠物（绿色小兽，只在公告面板内跑）*/
  #announce{position:relative;min-height:215px}
  #pet{position:absolute;width:56px;height:56px;left:0;top:0;pointer-events:none;will-change:left,top,transform}
  .pet-body{position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle at 34% 28%, #e8ffe9, #8fdca0 45%, #46a862 100%);box-shadow:0 0 0 2px rgba(255,255,255,.18), 0 8px 18px rgba(0,0,0,.35), inset 0 -7px 12px rgba(0,80,40,.2), inset 0 4px 6px rgba(255,255,255,.5);overflow:hidden;animation:bob 2.8s ease-in-out infinite}
  .pet-ear{position:absolute;top:-6px;width:16px;height:16px;background:#5cb878;box-shadow:0 2px 4px rgba(0,0,0,.2), inset 0 0 0 3px #3f9a5a}
  .pet-ear.l{left:9px;transform:rotate(-18deg);border-radius:50% 50% 0 50%}
  .pet-ear.r{right:9px;transform:rotate(198deg);border-radius:50% 50% 0 50%}
  .pet-foot{position:absolute;bottom:-6px;width:15px;height:12px;background:#5cb878;border-radius:50% 50% 40% 40%;box-shadow:0 2px 3px rgba(0,0,0,.18)}
  .pet-foot.l{left:9px}
  .pet-foot.r{right:9px}
  #pet.running .pet-foot{animation:legRun .4s linear infinite}
  #pet.running .pet-body{animation:jelly .5s ease-in-out infinite}
  @keyframes legRun{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-3px) rotate(8deg)}}
  @keyframes jelly{0%,100%{transform:scale(1,1)}30%{transform:scale(1.08,0.92)}62%{transform:scale(0.94,1.06)}}
  .pet-tail{position:absolute;right:-8px;top:38%;width:16px;height:10px;background:#5cb878;border-radius:0 50% 50% 0;box-shadow:0 2px 3px rgba(0,0,0,.15)}
  .pet-eye{position:absolute;top:30%;width:12px;height:13px;background:#fff;border-radius:50%;box-shadow:0 2px 3px rgba(0,0,0,.2);transition:transform .12s ease}
  .pet-eye.l{left:23%}
  .pet-eye.r{right:23%}
  .pet-eye::after{content:"";position:absolute;top:2px;left:2px;width:6.5px;height:8px;background:#1d3b2a;border-radius:50%}
  .pet-eye::before{content:"";position:absolute;top:1px;left:4px;width:3px;height:3px;background:#fff;border-radius:50%}
  .pet-cheek{position:absolute;top:55%;width:9px;height:6px;background:#ff9dae;border-radius:50%;opacity:.75}
  .pet-cheek.l{left:15%}
  .pet-cheek.r{right:15%}
  .pet-mouth{position:absolute;top:57%;left:50%;transform:translateX(-50%);width:11px;height:5px;border-bottom:2px solid #16402a;border-radius:0 0 10px 10px}
  #pet.talk .pet-body{animation:petpop .4s ease-in-out}
  #pet.blink .pet-eye{transform:scaleY(.14)}
  @keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
  @keyframes petpop{0%{transform:scale(1)}50%{transform:scale(1.12)}100%{transform:scale(1)}}
  #petBubble{position:fixed;z-index:100;left:0;top:0;transform:translate(-50%,-100%) translateY(-6px);background:linear-gradient(135deg,#7c6cf6,#38bdf8);color:#fff;padding:6px 13px;border-radius:12px;font-size:13px;font-weight:700;white-space:nowrap;box-shadow:0 10px 26px rgba(34,211,238,.5);opacity:0;transition:opacity .22s;pointer-events:none}
  #petBubble.show{opacity:1}
  #petBubble::after{content:"";position:absolute;bottom:-7px;left:50%;transform:translateX(-50%);border:7px solid transparent;border-top-color:#6a5cf6}

  @media(max-width:820px){
    #stars{display:none}
    .orb{display:none}
    .bg::before{display:none}
    nav{backdrop-filter:none}
    .card:hover{transform:none}
    .grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}
    .save-tip-nav{font-size:12px}
  }
  /* 移动端（≤768）：导航换行、栏目头部堆叠、内边距收紧，避免横向撑破 */
  @media(max-width:768px){
    .container,.main.container{width:92%}
    .nav-in{flex-wrap:wrap;height:auto;padding:9px 0;row-gap:6px}
    .brand{width:100%;font-size:16px}
    .brand-txt{flex-wrap:wrap}
    .save-tip-nav{font-size:11.5px}
    .nav-links{width:100%;justify-content:flex-start;padding-top:3px}
    .nav-links a{padding:8px 13px}
    main.container{padding-top:16px}
    .tabs{margin:2px 0 14px}
    .main-grid{gap:12px}
    .sec-head{flex-direction:column;align-items:flex-start;gap:8px}
    .sec-head-acts{width:100%}
    section{padding:2px 0}
    .grid{gap:12px}
    .card{padding:13px 14px}
    .gpanel{padding:15px}
    .bk-scroll{column-gap:10px;row-gap:8px}
  }
  @media(max-width:520px){
    .grid{grid-template-columns:1fr}
    .nav-links a:not(#adminBtn):not(#logoutBtn){display:none}
    .tabs{padding:5px 12px}
    .tab{padding:9px 13px;font-size:13px;white-space:nowrap}
    .card{padding:14px}
    .card-foot .download{flex:1 1 100%}
  }
  /* 极窄手机（≤430）：书签也切单列，进一步收紧 */
  @media(max-width:430px){
    .save-tip-nav{font-size:11px}
    .bk-scroll{grid-template-columns:1fr}
    .card h3{font-size:15px}
    .card .desc{font-size:12px}
    .btn{padding:10px 16px;font-size:13px}
    .count-pill{font-size:11px}
    .card-foot .btn.mini{padding:6px 11px;font-size:11.5px}
  }
  @media (hover:none){
    .card:hover{transform:none;border-color:var(--line);box-shadow:none}
    .card:hover::before{opacity:0}
    .nav-links a{padding:12px 14px}
    .tab{padding:11px 15px}
  }
  /* 矮屏（横屏手机 / 小笔记本）：压缩上方占位，保证卡片区仍有可用高度 */
  @media(max-height:680px){
    nav{position:static}
    .nav-in{height:auto;padding:8px 0}
    .tabs{margin:2px 0 10px}
    .sec-head{margin:2px 0 8px}
    .grid{max-height:max(200px,calc(100vh - 340px))}
    footer{margin-top:16px;padding:14px 0}
  }