/* ============================================================
   多用户网盘 · 全站样式 v3.0（浅色/暗色 · 现代化美化）
   ============================================================ */

/* ============================================================
   左侧边栏布局（优先加载）
   ============================================================ */
.sidebar{position:fixed;top:0;left:0;bottom:0;width:240px;background:var(--card);
  border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:100;
  box-shadow:2px 0 12px rgba(20,30,60,.04);transition:transform .25s var(--ease);}
.sb-logo{display:flex;align-items:center;gap:10px;padding:18px 20px;font-weight:900;font-size:17px;
  color:var(--ink);border-bottom:1px solid var(--line);text-decoration:none;transition:background .15s var(--ease);}
.sb-logo:hover{background:var(--bg2);opacity:1}
.sb-logo span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sb-nav{flex:1;overflow-y:auto;padding:12px 10px;scrollbar-width:thin}
.sb-nav::-webkit-scrollbar{width:4px}
.sb-nav::-webkit-scrollbar-thumb{background:var(--line2);border-radius:2px}
.sb-item{display:flex;align-items:center;gap:11px;padding:10px 14px;border-radius:11px;
  color:var(--sub);font-size:13.5px;font-weight:600;text-decoration:none;
  transition:all .15s var(--ease);position:relative;margin-bottom:2px;}
.sb-item:hover{background:var(--bg2);color:var(--ink);transform:translateX(3px)}
.sb-item.on{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;
  box-shadow:0 4px 14px var(--pri-glow);font-weight:700;}
.sb-item.on:hover{transform:translateX(3px);color:#fff}
.sb-ico{font-size:17px;flex:none;width:22px;text-align:center}
.sb-label{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sb-n{position:absolute;top:50%;right:12px;transform:translateY(-50%);background:var(--err);color:#fff;
  font-size:10px;min-width:17px;height:17px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  padding:0 5px;font-weight:800;box-shadow:0 2px 6px rgba(220,38,38,.4)}
.sb-item.on .sb-n{background:#fff;color:var(--pri)}
.sb-upgrade{display:block;margin:8px 14px 12px;padding:11px 16px;border-radius:11px;
  background:linear-gradient(135deg,#f7c04b,#f6a821);color:#3a2500;font-size:13px;font-weight:800;
  text-align:center;text-decoration:none;box-shadow:0 4px 14px rgba(246,168,33,.3);
  transition:all .15s var(--ease);}
.sb-upgrade:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(246,168,33,.4);color:#3a2500;opacity:1}
.sb-footer{border-top:1px solid var(--line);padding:14px 14px 16px}
.sb-user-info{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.sb-user-meta{flex:1;min-width:0}
.sb-uname{font-weight:700;font-size:13.5px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sb-uplan{margin-top:2px}
.sb-actions{display:flex;gap:6px;flex-wrap:wrap}
.sb-actions .mini-btn{flex:1;justify-content:center;font-size:12px;padding:6px 8px}
.main-content{margin-left:240px;min-height:100vh;transition:margin-left .25s var(--ease)}
.main-content .wrap{max-width:1080px}
.m-topbar{display:none;position:sticky;top:0;z-index:90;align-items:center;gap:10px;
  padding:10px 14px;background:color-mix(in srgb,var(--card) 85%,transparent);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.m-menu-btn{border:none;background:var(--bg2);color:var(--ink);font-size:20px;width:38px;height:38px;
  border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s var(--ease)}
.m-menu-btn:hover{background:var(--pri-soft);color:var(--pri)}
.m-logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:15px;color:var(--ink);text-decoration:none;flex:1;min-width:0}
.m-logo span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.m-user{font-size:12.5px;color:var(--sub);white-space:nowrap}
.sb-mask{display:none;position:fixed;inset:0;background:rgba(10,15,30,.5);z-index:99;backdrop-filter:blur(2px)}
@media (max-width:1024px){
  .sidebar{transform:translateX(-100%);width:260px}
  body.sb-open .sidebar{transform:translateX(0);box-shadow:4px 0 30px rgba(0,0,0,.2)}
  body.sb-open .sb-mask{display:block}
  .main-content{margin-left:0}
  .m-topbar{display:flex}
}

:root{
  --bg:#f5f7fc;--bg2:#eef1fa;--bg3:#f8f9fd;
  --card:#ffffff;--line:#e6eaf4;--line2:#dde3f0;--ink:#1b2233;--sub:#66708a;--sub2:#8b93ab;
  --pri:#4f6ef7;--pri2:#7c5cf0;--pri-soft:#edf1ff;--pri-ink:#3b56d8;--pri-glow:rgba(79,110,247,.25);
  --ok:#16a34a;--ok-soft:#e9f9ef;--warn:#d97706;--warn-soft:#fef4e6;--err:#dc2626;--err-soft:#fdecec;
  --shadow-xs:0 1px 2px rgba(20,30,60,.04);
  --shadow:0 1px 3px rgba(20,30,60,.06),0 4px 16px rgba(20,30,60,.05);
  --shadow-md:0 4px 12px rgba(20,30,60,.08),0 8px 28px rgba(20,30,60,.06);
  --shadow-lg:0 12px 44px rgba(20,30,60,.14);
  --shadow-pri:0 4px 14px var(--pri-glow);
  --radius:16px;--radius-sm:11px;--radius-xs:8px;
  --free:#64748b;--plus:#4f6ef7;--vip:#f59e0b;
  --ease:cubic-bezier(.4,0,.2,1);
}
[data-theme="dark"]{
  --bg:#141428;--bg2:#1a1a2e;--bg3:#1e1e35;
  --card:#1f2937;--line:#374151;--line2:#4b5563;--ink:#e0e0e0;--sub:#9aa5c0;--sub2:#7a8499;
  --pri:#6d8bff;--pri2:#9a7dff;--pri-soft:#232b4d;--pri-ink:#8aa2ff;--pri-glow:rgba(109,139,255,.3);
  --ok:#34d399;--ok-soft:#123529;--warn:#fbbf24;--warn-soft:#33291a;--err:#f87171;--err-soft:#3a1d1d;
  --shadow-xs:0 1px 2px rgba(0,0,0,.3);
  --shadow:0 1px 3px rgba(0,0,0,.4),0 4px 16px rgba(0,0,0,.3);
  --shadow-md:0 4px 12px rgba(0,0,0,.5),0 8px 28px rgba(0,0,0,.4);
  --shadow-lg:0 12px 44px rgba(0,0,0,.55);
  --free:#94a3b8;--plus:#7c9aff;--vip:#fbbf24;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:
  radial-gradient(ellipse 80% 50% at 50% -20%,color-mix(in srgb,var(--pri) 8%,transparent),transparent),
  linear-gradient(180deg,var(--bg2),var(--bg) 320px);
  background-attachment:fixed;color:var(--ink);
  font:14px/1.7 -apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
a{color:var(--pri);text-decoration:none;transition:color .15s var(--ease),opacity .15s var(--ease)}
a:hover{opacity:.85}
h1,h2,h3,h4{margin:0 0 10px;font-weight:800;letter-spacing:-.01em}
input,select,button,textarea{font:inherit;color:var(--ink)}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=date],input[type=url],input[type=file],select,textarea{
  background:var(--card);border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:10px 14px;font-size:13.5px;outline:none;width:100%;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);}
input:focus,select:focus,textarea:focus{border-color:var(--pri);box-shadow:0 0 0 4px color-mix(in srgb,var(--pri) 14%,transparent)}
input::placeholder,textarea::placeholder{color:var(--sub2)}
textarea{resize:vertical;min-height:80px}
code{background:var(--pri-soft);color:var(--pri-ink);padding:2px 7px;border-radius:6px;font-size:12.5px;word-break:break-all;font-family:ui-monospace,Consolas,monospace}
hr{border:none;border-top:1px solid var(--line);margin:20px 0}
::selection{background:color-mix(in srgb,var(--pri) 25%,transparent);color:var(--ink)}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--sub2)}

/* ---------- 布局 ---------- */
.wrap{max-width:1120px;margin:0 auto;padding:0 18px 56px}
.hd{display:flex;align-items:center;gap:14px;margin:24px 0 16px;flex-wrap:wrap}
.hd h2{font-size:22px;margin:0;font-weight:900}
.hd .sub{flex:1;min-width:200px}
.sub{color:var(--sub);font-size:12.5px;line-height:1.7}
.tt{font-size:15px;font-weight:800;margin:0 0 6px}
.bd{margin-top:14px}
.divider{height:1px;background:var(--line);margin:18px 0;border:0}
.sep{width:1px;height:16px;background:var(--line);display:inline-block;vertical-align:middle;margin:0 10px}

/* ---------- 顶栏 ---------- */
.topbar{position:sticky;top:0;z-index:60;display:flex;align-items:center;gap:12px;padding:11px 18px;
  background:color-mix(in srgb,var(--card) 78%,transparent);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid var(--line);box-shadow:var(--shadow-xs)}
.tb-logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:17px;color:var(--ink);white-space:nowrap;transition:transform .15s var(--ease)}
.tb-logo:hover{transform:translateY(-1px)}
.tb-icon{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--pri),var(--pri2));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;box-shadow:var(--shadow-pri);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.tb-logo:hover .tb-icon{transform:scale(1.06) rotate(-3deg);box-shadow:0 6px 20px var(--pri-glow)}
.tb-nav{display:flex;gap:3px;flex:1;overflow-x:auto;scrollbar-width:none;padding:3px}
.tb-nav::-webkit-scrollbar{display:none}
.tb-nav a{color:var(--sub);font-size:13px;padding:8px 13px;border-radius:10px;white-space:nowrap;font-weight:600;transition:all .18s var(--ease);position:relative}
.tb-nav a:hover{color:var(--pri);background:var(--pri-soft);transform:translateY(-1px)}
.tb-nav a.on{color:var(--pri-ink);background:var(--pri-soft);font-weight:700}
.tb-nav a.on::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:18px;height:3px;border-radius:2px;background:var(--pri)}
.tb-right{display:flex;align-items:center;gap:10px;white-space:nowrap}
.tb-bell{position:relative;font-size:18px;color:var(--sub);transition:transform .2s var(--ease),color .2s var(--ease)}
.tb-bell:hover{transform:scale(1.1);color:var(--pri)}
.tb-bell .n{position:absolute;top:-7px;right:-9px;background:var(--err);color:#fff;font-size:10px;min-width:17px;height:17px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;padding:0 4px;font-weight:800;box-shadow:0 2px 6px rgba(220,38,38,.4);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.12)}}
.tb-user{display:flex;align-items:center;gap:9px;color:var(--ink);font-weight:700;font-size:13.5px}
.avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;flex:none;box-shadow:var(--shadow-xs)}
.avatar.sm{width:26px;height:26px;font-size:11px}

/* ---------- 面板/卡片 ---------- */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-bottom:18px;transition:box-shadow .2s var(--ease),transform .2s var(--ease)}
.panel:hover{box-shadow:var(--shadow-md)}
.share-card,.price-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:all .2s var(--ease)}
.share-card:hover,.price-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:700;color:var(--sub);margin-bottom:7px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 18px;border:none;border-radius:11px;
  background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;font-size:13.5px;font-weight:700;cursor:pointer;
  transition:all .18s var(--ease);box-shadow:var(--shadow-pri);position:relative;overflow:hidden}
.btn::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.15),transparent);opacity:0;transition:opacity .2s var(--ease)}
.btn:hover{filter:brightness(1.08);color:#fff;opacity:1;transform:translateY(-1px);box-shadow:0 6px 20px var(--pri-glow)}
.btn:hover::before{opacity:1}
.btn:active{transform:translateY(0) scale(.98)}
.btn.ghost{background:transparent;color:var(--pri-ink);border:1.5px solid color-mix(in srgb,var(--pri) 45%,transparent);box-shadow:none}
.btn.ghost:hover{background:var(--pri-soft);border-color:var(--pri);transform:translateY(-1px);box-shadow:var(--shadow-xs)}
.btn.gray{background:var(--bg2);color:var(--ink);border:1.5px solid var(--line);box-shadow:none}
.btn.gray:hover{background:var(--bg3);border-color:var(--line2);transform:translateY(-1px);box-shadow:var(--shadow-xs)}
.btn.danger{background:var(--err-soft);color:var(--err);border:1.5px solid color-mix(in srgb,var(--err) 40%,transparent);box-shadow:none}
.btn.danger:hover{background:var(--err);color:#fff;transform:translateY(-1px);box-shadow:0 4px 14px rgba(220,38,38,.3)}
.btn.sm{padding:6px 13px;font-size:12.5px;border-radius:9px}
.btn.lg{padding:12px 28px;font-size:15px;border-radius:12px}
.mini-btn{display:inline-flex;align-items:center;gap:5px;padding:5px 11px;border-radius:9px;font-size:12.5px;font-weight:600;cursor:pointer;
  background:var(--bg2);color:var(--ink);border:1.5px solid var(--line);transition:all .15s var(--ease)}
.mini-btn:hover{border-color:var(--pri);color:var(--pri);background:var(--pri-soft);transform:translateY(-1px)}
.mini-btn.danger{color:var(--err)}
.mini-btn.danger:hover{background:var(--err-soft);border-color:var(--err);color:var(--err)}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:20px;font-size:11.5px;font-weight:800;white-space:nowrap;transition:transform .15s var(--ease)}
.badge:hover{transform:scale(1.05)}
.badge.free{background:color-mix(in srgb,var(--free) 14%,transparent);color:var(--free)}
.badge.plus{background:color-mix(in srgb,var(--plus) 14%,transparent);color:var(--plus)}
.badge.vip{background:linear-gradient(135deg,color-mix(in srgb,var(--vip) 20%,transparent),color-mix(in srgb,var(--vip) 10%,transparent));color:var(--vip);border:1px solid color-mix(in srgb,var(--vip) 30%,transparent)}
.badge.ok{background:var(--ok-soft);color:var(--ok)}
.badge.warn{background:var(--warn-soft);color:var(--warn)}
.badge.err{background:var(--err-soft);color:var(--err)}
.badge.blue{background:var(--pri-soft);color:var(--pri-ink)}

/* ---------- 提示 ---------- */
.alert{border-radius:var(--radius-sm);padding:13px 16px;margin:14px 0;font-size:13px;line-height:1.7;word-break:break-word;animation:slideIn .3s var(--ease)}
@keyframes slideIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.alert.err{background:var(--err-soft);color:var(--err);border:1px solid color-mix(in srgb,var(--err) 25%,transparent)}
.alert.ok{background:var(--ok-soft);color:var(--ok);border:1px solid color-mix(in srgb,var(--ok) 25%,transparent)}
.alert.warn{background:var(--warn-soft);color:var(--warn);border:1px solid color-mix(in srgb,var(--warn) 25%,transparent)}
.alert.info{background:var(--pri-soft);color:var(--pri-ink);border:1px solid color-mix(in srgb,var(--pri) 25%,transparent)}
#toast{position:fixed;top:76px;left:50%;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:10px;align-items:center;pointer-events:none}
.toast-item{background:var(--card);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-lg);
  padding:12px 22px;border-radius:12px;font-size:13.5px;font-weight:600;animation:toastIn .3s var(--ease);backdrop-filter:blur(10px)}
.toast-item.err{color:var(--err);border-color:color-mix(in srgb,var(--err) 40%,transparent)}
.toast-item.ok{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 40%,transparent)}
@keyframes toastIn{from{opacity:0;transform:translateY(-12px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}

/* ---------- 文件列表 ---------- */
.file-list{display:flex;flex-direction:column;gap:3px}
.fl-row{display:flex;align-items:center;gap:14px;padding:11px 14px;border-radius:12px;transition:all .15s var(--ease);cursor:pointer;border:1px solid transparent}
.fl-row:hover{background:var(--bg2);border-color:var(--line);transform:translateX(2px)}
.fl-row.sel{background:var(--pri-soft);border-color:color-mix(in srgb,var(--pri) 30%,transparent)}
.fico{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:17px;flex:none;
  background:var(--pri-soft);color:var(--pri);transition:transform .2s var(--ease)}
.fl-row:hover .fico{transform:scale(1.08)}
.fico.dir{background:linear-gradient(135deg,color-mix(in srgb,var(--vip) 20%,transparent),color-mix(in srgb,var(--vip) 10%,transparent));color:var(--vip)}
.fico.img{background:color-mix(in srgb,var(--ok) 14%,transparent);color:var(--ok)}
.fico.enc{background:color-mix(in srgb,var(--warn) 15%,transparent);color:var(--warn)}
.fico.sel{width:20px;height:20px;border-radius:6px;border:2px solid var(--line2);background:var(--card);cursor:pointer;flex:none;transition:all .15s var(--ease)}
.fico.sel:hover{border-color:var(--pri)}
.fico.sel.on{background:var(--pri);border-color:var(--pri);position:relative;transform:scale(1.05)}
.fico.sel.on::after{content:'✓';color:#fff;font-size:12px;font-weight:900;position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.fname{flex:1;min-width:0;font-weight:600;font-size:13.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fname a{color:var(--ink)}
.fname a:hover{color:var(--pri);opacity:1}
.k{color:var(--sub);font-size:12px;white-space:nowrap;flex:none;font-variant-numeric:tabular-nums}
.op{display:flex;gap:5px;flex:none;flex-wrap:wrap}
.empty{text-align:center;color:var(--sub);padding:56px 16px;font-size:13.5px}
.empty .e-ico{font-size:48px;display:block;margin-bottom:14px;opacity:.5;animation:float 3s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.empty .s-sub{font-size:12px;opacity:.8;margin-top:6px}

/* ---------- 配额条 ---------- */
.quota-bar{height:9px;border-radius:6px;background:var(--bg2);overflow:hidden;min-width:100px;flex:none;box-shadow:inset 0 1px 2px rgba(0,0,0,.05)}
.quota-bar i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--pri),var(--pri2));transition:width .5s var(--ease);position:relative}
.quota-bar i::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.quota-label{font-size:12px;color:var(--sub);white-space:nowrap;font-variant-numeric:tabular-nums}

/* ---------- 弹层 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(10,15,30,.5);z-index:100;display:none;align-items:flex-start;justify-content:center;padding:70px 16px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.modal-mask.on{display:flex;animation:fadeIn .2s var(--ease)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-card{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);width:100%;max-width:480px;padding:26px;animation:modalIn .25s var(--ease);max-height:82vh;overflow:auto}
@keyframes modalIn{from{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}
.modal-title{font-size:17px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.modal-title::before{content:'';width:4px;height:20px;border-radius:2px;background:linear-gradient(180deg,var(--pri),var(--pri2))}
.modal-ops{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.modal-ops .btn{min-width:90px}
.modal-form .field{margin-bottom:14px}

/* ---------- 表格 ---------- */
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th,.tbl td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
.tbl th{color:var(--sub);font-size:12px;font-weight:700;background:var(--bg2);text-transform:uppercase;letter-spacing:.03em}
.tbl tr:hover td{background:var(--bg2)}
.tbl td .btn,.tbl td .mini-btn{margin-right:5px}

/* ---------- 套餐 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.price-card{padding:26px;position:relative;overflow:hidden}
.price-card.hot{border-color:var(--vip);box-shadow:0 0 0 2px var(--vip),var(--shadow-md)}
.price-card.hot::before{content:'推荐';position:absolute;top:16px;right:-34px;transform:rotate(45deg);background:linear-gradient(135deg,var(--vip),#f97316);color:#fff;
  font-size:11px;font-weight:800;padding:5px 38px;box-shadow:0 2px 8px rgba(245,158,11,.4)}
.price-ico{font-size:30px;margin-bottom:10px}
.price-name{font-weight:800;font-size:16px}
.price-num{font-size:30px;font-weight:900;color:var(--pri-ink);margin:8px 0 4px;letter-spacing:-.02em}
.price-num small{font-size:13px;font-weight:600;color:var(--sub)}
.price-cycle{color:var(--sub);font-size:12.5px}
.price-feat{list-style:none;padding:0;margin:16px 0 0;color:var(--sub);font-size:13px}
.price-feat li{padding:5px 0;display:flex;align-items:center;gap:8px}
.price-feat li::before{content:'✓';color:var(--ok);font-weight:900;width:18px;height:18px;border-radius:50%;background:var(--ok-soft);display:inline-flex;align-items:center;justify-content:center;font-size:11px;flex:none}
.price-tag{font-size:12.5px;color:var(--sub)}

/* ---------- 步骤条 ---------- */
.steps{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}
.step{flex:1;min-width:110px;text-align:center;padding:10px 8px;border-radius:11px;background:var(--bg2);color:var(--sub);font-size:12.5px;font-weight:700;transition:all .2s var(--ease)}
.step.on{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;box-shadow:var(--shadow-pri)}
.step.done{background:var(--ok-soft);color:var(--ok)}

/* ---------- 登录页 ---------- */
.auth-wrap{max-width:440px;margin:0 auto;padding:56px 18px}
.auth-logo{font-size:32px;font-weight:900;text-align:center;margin-bottom:6px;
  background:linear-gradient(135deg,var(--pri),var(--pri2));-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em}
.auth-sub{text-align:center;color:var(--sub);font-size:13.5px;margin-bottom:28px}
.auth-card{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-lg);padding:30px;animation:modalIn .3s var(--ease)}
.auth-tabs{display:flex;gap:6px;margin-bottom:24px;background:var(--bg2);border-radius:12px;padding:5px}
.auth-tabs button{flex:1;border:none;background:transparent;padding:10px;border-radius:10px;font-weight:700;font-size:14px;color:var(--sub);cursor:pointer;transition:all .2s var(--ease)}
.auth-tabs button.on{background:var(--card);color:var(--pri-ink);box-shadow:var(--shadow);transform:translateY(-1px)}
.auth-form label{display:block;font-size:12.5px;font-weight:700;color:var(--sub);margin:14px 0 7px}
.auth-form input{width:100%;padding:12px 15px;border:1.5px solid var(--line);border-radius:12px;font-size:14.5px;outline:none;background:var(--card);transition:all .2s var(--ease)}
.auth-form input:focus{border-color:var(--pri);box-shadow:0 0 0 4px color-mix(in srgb,var(--pri) 14%,transparent)}
.auth-form .btn{width:100%;margin-top:22px;padding:13px;font-size:15px;border-radius:12px}
.auth-links{display:flex;justify-content:space-between;margin-top:16px;font-size:12.5px;color:var(--sub)}
.auth-hint{background:var(--bg2);border-radius:12px;padding:14px 16px;font-size:12.5px;color:var(--sub);margin-top:18px;line-height:1.8}
.qr-box{background:var(--bg2);border-radius:14px;padding:18px;text-align:center;margin:12px 0}
.qr-box code{display:inline-block;font-size:16px;letter-spacing:4px;padding:12px 18px;background:var(--card);border:1.5px dashed var(--line2);border-radius:10px;font-family:ui-monospace,Consolas,monospace}

/* ---------- 分享卡片 ---------- */
.share-card{padding:18px;margin-bottom:14px}
.dav-url{background:var(--bg2);border-radius:10px;padding:11px 14px;font-size:12.5px;word-break:break-all;font-family:ui-monospace,Consolas,monospace;border:1px solid var(--line)}
.selbox{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.selbox .btn{padding:10px 20px}
.code{font-family:ui-monospace,Consolas,monospace;font-weight:800;letter-spacing:.5px}

/* ---------- 统计卡片 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.stat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);transition:all .2s var(--ease);position:relative;overflow:hidden}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--pri),var(--pri2));opacity:0;transition:opacity .2s var(--ease)}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat-card:hover::before{opacity:1}
.stat-card .v{font-size:24px;font-weight:900;color:var(--pri-ink);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat-card .l{font-size:12.5px;color:var(--sub);margin-top:4px}

/* ---------- 文件拖拽上传遮罩 ---------- */
#dropmask{position:fixed;inset:0;background:color-mix(in srgb,var(--pri) 10%,transparent);backdrop-filter:blur(4px);
  z-index:90;display:none;align-items:center;justify-content:center;border:3px dashed var(--pri);border-radius:24px;pointer-events:none;animation:fadeIn .2s var(--ease)}
#dropmask.on{display:flex}
#dropmask span{background:var(--card);padding:22px 40px;border-radius:16px;font-size:18px;font-weight:800;color:var(--pri);box-shadow:var(--shadow-lg);border:2px solid var(--pri)}
.pg{height:7px;background:var(--bg2);border-radius:5px;overflow:hidden;flex:1;min-width:70px}
.pg i{display:block;height:100%;background:linear-gradient(90deg,var(--pri),var(--pri2));border-radius:5px;transition:width .2s var(--ease)}
#uploadbar{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:95;width:min(580px,94vw);background:var(--card);
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);padding:14px 18px;display:none;animation:modalIn .25s var(--ease);backdrop-filter:blur(10px)}
#uploadbar.on{display:block}
#uploadbar .up-row{display:flex;align-items:center;gap:12px;margin:7px 0}
#uploadbar .up-name{font-size:12.5px;font-weight:600;width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:none}

/* ---------- 视图切换 / 批量工具栏 ---------- */
.view-toggle{display:inline-flex;gap:5px;background:var(--bg2);padding:4px;border-radius:10px}
.view-toggle .btn{padding:6px 12px;background:transparent;color:var(--sub);box-shadow:none;border-radius:8px}
.view-toggle .btn.on{background:var(--card);color:var(--pri-ink);box-shadow:var(--shadow-xs)}
.batchbar{display:none;align-items:center;gap:10px;flex-wrap:wrap;background:var(--pri-soft);
  border:1.5px solid color-mix(in srgb,var(--pri) 30%,transparent);border-radius:var(--radius-sm);
  padding:10px 14px;margin-bottom:14px;animation:slideIn .25s var(--ease)}
.batchbar.on{display:flex}
#batch-count{font-weight:700;font-size:13px;color:var(--pri-ink);margin-right:6px}

/* ---------- 相册网格 ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:8px}
.gslide{grid-column:1/-1;margin-bottom:6px}
.gcell{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  aspect-ratio:1/1;overflow:hidden;text-decoration:none;color:var(--ink);transition:all .2s var(--ease);box-shadow:var(--shadow-xs)}
.gcell:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--pri)}
.gcell img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.gcell:hover img{transform:scale(1.08)}
.gcell .gico{font-size:40px}
.gcell .gico.big{font-size:50px}
.gcell.dir{background:linear-gradient(135deg,color-mix(in srgb,var(--vip) 12%,var(--card)),var(--card))}
.gname{position:absolute;bottom:0;left:0;right:0;font-size:11.5px;padding:5px 8px;
  background:linear-gradient(transparent,rgba(0,0,0,.7));color:#fff;white-space:nowrap;
  overflow:hidden;text-overflow:ellipsis;opacity:0;transition:opacity .2s var(--ease)}
.gcell:hover .gname{opacity:1}

/* ---------- 在线预览：播放器 / 查看器 ---------- */
.pv-page{max-width:980px;margin:0 auto;padding:18px}
.pv-top{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.pv-name{font-weight:800;font-size:15px;flex:1;min-width:120px;word-break:break-all}
.pv-video{width:100%;max-height:74vh;background:#000;border-radius:14px;display:block;box-shadow:var(--shadow-lg)}
.pv-nav{display:flex;align-items:center;justify-content:space-between;margin-top:16px;gap:12px}
.pv-pdf{width:100%;height:82vh;border:1px solid var(--line);border-radius:14px;background:#fff}
.pv-audio{text-align:center}
.pv-disc{width:130px;height:130px;margin:20px auto;border-radius:50%;
  background:linear-gradient(135deg,var(--pri),var(--pri2));display:flex;align-items:center;justify-content:center;
  font-size:58px;box-shadow:var(--shadow-lg);animation:spin 8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.pv-audio-name{font-weight:800;margin:12px 0 16px;word-break:break-all;font-size:16px}
.pv-audio audio{width:100%;max-width:580px}
.pv-playlist{margin-top:18px;text-align:left;max-height:280px;overflow:auto}
.pv-pl{padding:9px 12px;border-radius:9px;cursor:pointer;font-size:13px;transition:all .15s var(--ease)}
.pv-pl:hover{background:var(--bg2)}
.pv-pl.on{background:var(--pri-soft);color:var(--pri-ink);font-weight:700}

/* 图片查看器 */
.iv-page{display:flex;flex-direction:column;height:100vh;background:#0a0a0f}
.iv-top{display:flex;align-items:center;gap:12px;padding:12px 18px;color:#fff}
.iv-stage{flex:1;display:flex;align-items:center;justify-content:center;gap:10px;overflow:hidden;position:relative}
.iv-stage img{max-width:90%;max-height:88vh;object-fit:contain;border-radius:12px;
  transition:transform .25s var(--ease);box-shadow:0 20px 60px rgba(0,0,0,.5)}
.iv-btn{flex:none;width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.1);color:#fff;font-size:26px;cursor:pointer;line-height:1;transition:all .2s var(--ease);backdrop-filter:blur(10px)}
.iv-btn:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.2);transform:scale(1.08)}
.iv-ctrl{display:flex;align-items:center;justify-content:center;gap:12px;padding:14px}

/* Markdown / 代码 */
.md-page{max-width:880px;margin:0 auto;padding:18px}
.md-wrap{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px 30px;line-height:1.8;box-shadow:var(--shadow)}
.md-wrap h1,.md-wrap h2,.md-wrap h3,.md-wrap h4{margin:18px 0 10px}
.md-wrap img{max-width:100%;border-radius:10px}
.md-wrap pre{background:#0d1117;color:#e6edf3;padding:16px;border-radius:12px;overflow:auto;font-size:13px}
.md-wrap code{background:var(--pri-soft);color:var(--pri-ink);padding:3px 7px;border-radius:6px}
.md-wrap pre code{background:none;color:inherit;padding:0}
.md-wrap blockquote{border-left:4px solid var(--pri);margin:12px 0;padding:6px 16px;color:var(--sub);background:var(--pri-soft);border-radius:0 8px 8px 0}
.md-tbl{border-collapse:collapse;width:100%;margin:12px 0}
.md-tbl td{border:1px solid var(--line);padding:8px 12px}
.code-page{max-width:1120px;margin:0 auto;padding:18px}
.code-wrap{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:auto;max-height:80vh;box-shadow:var(--shadow)}
.code-tbl{width:100%;border-collapse:collapse;font:13px/1.7 ui-monospace,Consolas,monospace}
.code-tbl .ln{user-select:none;color:var(--sub2);text-align:right;padding:0 14px 0 10px;border-right:1px solid var(--line);background:var(--bg2)}
.code-tbl .lcode{padding:0 14px;white-space:pre}
.tk-k{color:#c678dd}
.tk-s{color:#98c379}
.tk-n{color:#d19a66}
.tk-c{color:#7f848e;font-style:italic}

/* ---------- 传输列表面板 ---------- */
.tp-fab{position:fixed;right:20px;bottom:20px;z-index:120;width:56px;height:56px;border-radius:50%;
  border:none;background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;font-size:22px;cursor:pointer;
  box-shadow:var(--shadow-pri);transition:all .2s var(--ease)}
.tp-fab:hover{transform:scale(1.08) rotate(8deg);box-shadow:0 8px 28px var(--pri-glow)}
.tp-badge{position:absolute;top:-3px;right:-3px;min-width:20px;height:20px;border-radius:10px;background:var(--err);
  color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;padding:0 5px;font-weight:800;box-shadow:0 2px 8px rgba(220,38,38,.5)}
.tp-panel{position:fixed;right:20px;bottom:86px;z-index:120;width:min(380px,94vw);
  background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);
  transform:translateY(14px) scale(.97);opacity:0;pointer-events:none;transition:all .2s var(--ease);backdrop-filter:blur(10px)}
.tp-panel.open{transform:none;opacity:1;pointer-events:auto}
.tp-head{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);font-weight:800}
.tp-x{margin-left:auto;border:none;background:var(--bg2);color:var(--ink);border-radius:8px;padding:3px 12px;cursor:pointer;font-size:13px;transition:all .15s var(--ease)}
.tp-x:hover{background:var(--err-soft);color:var(--err)}
.tp-body{max-height:340px;overflow:auto;padding:10px 14px}
.tp-row{margin:9px 0}
.tp-rname{font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tp-pg{height:7px;background:var(--bg2);border-radius:5px;overflow:hidden;margin:5px 0}
.tp-pg i{display:block;height:100%;background:linear-gradient(90deg,var(--pri),var(--pri2));border-radius:5px;transition:width .2s var(--ease)}
.tp-rmeta{font-size:11.5px;color:var(--sub2)}
.tp-row.hist.ok .tp-rname{color:var(--ok)}
.tp-row.hist.err .tp-rname{color:var(--err)}
.tp-empty{color:var(--sub);text-align:center;padding:28px;font-size:13px}

/* ---------- 页脚 ---------- */
footer{margin-top:60px;padding:32px 20px 48px;border-top:1px solid var(--line);text-align:center;color:var(--sub);font-size:12.5px;line-height:2;background:linear-gradient(180deg,transparent,var(--bg2))}
footer a{color:var(--sub);transition:color .15s var(--ease)}
footer a:hover{color:var(--pri)}

/* ---------- 移动端 ---------- */
@media (max-width:720px){
  body{font-size:13.5px}
  .wrap{padding:0 12px 44px}
  .topbar{flex-wrap:wrap;padding:9px 12px;gap:8px}
  .tb-nav{order:3;width:100%;flex-basis:100%}
  .tb-logo{font-size:15px}
  .tb-icon{width:30px;height:30px;font-size:14px}
  .k{display:none}
  .fl-row{flex-wrap:wrap;padding:10px 12px}
  .op{width:100%;padding-left:52px;margin-top:-4px}
  .hd{flex-direction:column;align-items:flex-start;gap:8px;margin:18px 0 14px}
  .hd h2{font-size:19px}
  .modal-mask{padding:28px 12px}
  .modal-card{padding:20px;border-radius:16px}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .stat-card{padding:14px}
  .stat-card .v{font-size:20px}
  .price-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .tp-panel{right:12px;left:12px;width:auto;bottom:82px;max-height:60vh}
  .tp-fab{right:14px;bottom:14px;width:52px;height:52px;font-size:20px}
  .batchbar{position:sticky;top:62px;z-index:50}
  .pv-video{max-height:55vh}
  .iv-btn{width:38px;height:38px;font-size:22px}
  .auth-wrap{padding:36px 14px}
  .auth-card{padding:22px}
  .panel{padding:18px}
  .file-list{gap:2px}
  .fico{width:34px;height:34px;font-size:15px}
}
@media (min-width:721px) and (max-width:1024px){
  .gallery-grid{grid-template-columns:repeat(3,1fr)}
}
@media (min-width:1025px){
  .gallery-grid{grid-template-columns:repeat(5,1fr)}
}

/* ---------- 打印 ---------- */
@media print{
  .topbar,.tp-fab,.tp-panel,#uploadbar,#dropmask,.batchbar{display:none!important}
  .panel{box-shadow:none;border:1px solid #ddd;break-inside:avoid}
}