/* ==========================================================================
   66 资源聚合 · 后台样式
   ========================================================================== */

*,*::before,*::after{box-sizing:border-box}

/* 关键：hidden 属性必须能真正隐藏元素。
   .login-wrap / .app / .modal-mask 都设置了 display，
   会覆盖浏览器对 [hidden] 的默认样式，这里用 !important 兜底。 */
[hidden]{display:none!important}

:root{
  --primary:#5b8cff;
  --accent:#22d3ee;
  --bg:#070a12;
  --bg-2:#0c1120;
  --panel:rgba(255,255,255,.042);
  --panel-2:rgba(255,255,255,.075);
  --border:rgba(255,255,255,.09);
  --border-str:rgba(255,255,255,.17);
  --text:#eef2ff;
  --dim:#9aa6c4;
  --mute:#6b7794;
  --ok:#34d399;
  --warn:#fbbf24;
  --danger:#f87171;
  --radius:14px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}

body{
  margin:0;font-family:var(--font);background:var(--bg);color:var(--text);
  line-height:1.6;font-size:14px;-webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(700px 460px at 8% -6%,rgba(91,140,255,.20),transparent 70%),
    radial-gradient(600px 420px at 92% 2%,rgba(34,211,238,.13),transparent 70%),
    linear-gradient(180deg,var(--bg),var(--bg-2));
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
input,select,textarea{font-family:inherit}

/* ============================ 登录 ============================ */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:22px}
.login-card{
  width:100%;max-width:400px;padding:36px 32px 28px;border-radius:20px;
  background:linear-gradient(180deg,rgba(22,28,48,.96),rgba(12,17,32,.96));
  border:1px solid var(--border-str);box-shadow:0 26px 70px -20px rgba(0,0,0,.8);
}
.login-logo{
  width:58px;height:58px;margin:0 auto 16px;border-radius:17px;display:grid;place-items:center;font-size:27px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  box-shadow:0 12px 30px -10px rgba(91,140,255,.85);
}
.login-card h1{margin:0 0 5px;font-size:22px;text-align:center;letter-spacing:.4px}
.login-sub{margin:0 0 26px;text-align:center;font-size:12.5px;color:var(--mute)}
.login-tip{
  margin-top:16px;padding:10px 12px;border-radius:10px;font-size:12px;line-height:1.6;
  background:rgba(251,191,36,.10);border:1px solid rgba(251,191,36,.26);color:#fde68a;text-align:center;
}
.login-back{margin-top:18px;text-align:center;font-size:12.5px;color:var(--mute)}
.login-back a:hover{color:var(--text)}

/* ============================ 布局 ============================ */
.app{display:flex;min-height:100vh}

.side{
  width:230px;flex-shrink:0;display:flex;flex-direction:column;
  background:rgba(8,11,20,.82);backdrop-filter:blur(16px);
  border-right:1px solid var(--border);
  position:sticky;top:0;height:100vh;
}
.side-brand{display:flex;align-items:center;gap:11px;padding:18px 18px 15px;border-bottom:1px solid var(--border)}
.sb-logo{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:19px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary),var(--accent));
}
.sb-txt{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.sb-txt b{font-size:14.5px}
.sb-txt i{font-style:normal;font-size:11.5px;color:var(--mute);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.side-nav{flex:1;overflow-y:auto;padding:12px 10px}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:10px 13px;border-radius:10px;
  font-size:13.5px;color:var(--dim);cursor:pointer;transition:.16s;margin-bottom:3px;
}
.nav-item:hover{background:var(--panel);color:var(--text)}
.nav-item.active{
  background:linear-gradient(135deg,rgba(91,140,255,.24),rgba(34,211,238,.13));
  color:#fff;font-weight:600;border:1px solid rgba(91,140,255,.32);
}
.nav-item .ni{font-size:15px;width:19px;text-align:center;flex-shrink:0}

.side-foot{padding:12px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:7px}
.side-foot a,.side-foot button{
  padding:9px 12px;border-radius:9px;font-size:12.5px;color:var(--dim);
  background:var(--panel);border:1px solid var(--border);cursor:pointer;text-align:center;transition:.16s;
}
.side-foot a:hover,.side-foot button:hover{background:var(--panel-2);color:var(--text)}
.side-foot button:hover{color:#fca5a5;border-color:rgba(248,113,113,.32)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  display:flex;align-items:center;gap:13px;padding:14px 24px;
  border-bottom:1px solid var(--border);background:rgba(8,11,20,.6);
  backdrop-filter:blur(14px);position:sticky;top:0;z-index:30;
}
.topbar h2{margin:0;font-size:17px;font-weight:650}
.tb-menu{display:none;background:var(--panel);border:1px solid var(--border);color:var(--text);border-radius:9px;padding:6px 11px;cursor:pointer;font-size:16px}
.tb-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.tb-user{font-size:12.5px;color:var(--dim)}
.content{padding:22px 24px 48px;flex:1}

/* ============================ 通用组件 ============================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 16px;border-radius:10px;font-size:13.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:.16s;
  background:var(--panel);color:var(--text);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),#7aa2ff);color:#fff;box-shadow:0 8px 22px -9px rgba(91,140,255,.9)}
.btn-ok{background:linear-gradient(135deg,#10b981,#34d399);color:#04140d}
.btn-danger{background:rgba(248,113,113,.15);border-color:rgba(248,113,113,.35);color:#fca5a5}
.btn-danger:hover{background:rgba(248,113,113,.25)}
.btn-ghost{background:var(--panel);border-color:var(--border)}
.btn-ghost:hover{background:var(--panel-2);border-color:var(--border-str)}
.btn-sm{padding:6px 11px;font-size:12.5px;border-radius:8px}
.btn-xs{padding:4px 9px;font-size:12px;border-radius:7px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none!important}

.input,.select,.textarea{
  width:100%;padding:10px 13px;border-radius:10px;
  background:rgba(0,0,0,.24);border:1px solid var(--border);
  color:var(--text);font-size:13.5px;outline:none;transition:.18s;
}
.input:focus,.select:focus,.textarea:focus{border-color:rgba(91,140,255,.6);box-shadow:0 0 0 3px rgba(91,140,255,.14)}
.textarea{resize:vertical;min-height:88px;line-height:1.6}
.select option{background:#111726}
.input::placeholder,.textarea::placeholder{color:var(--mute)}

.field{margin-bottom:15px}
.field>label{display:block;font-size:12.5px;color:var(--dim);margin-bottom:6px;font-weight:600}
.field .tip{font-size:11.5px;color:var(--mute);margin-top:5px;line-height:1.55}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}

.switch{display:inline-flex;align-items:center;gap:9px;cursor:pointer;user-select:none;font-size:13.5px}
.switch input{width:17px;height:17px;accent-color:var(--primary);cursor:pointer}

.card-box{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;margin-bottom:18px;
}
.card-box>h3{
  margin:0 0 16px;font-size:15px;font-weight:650;display:flex;align-items:center;gap:8px;
  padding-bottom:12px;border-bottom:1px solid var(--border);
}
.card-box>h3 .r{margin-left:auto;font-weight:400;font-size:12.5px;color:var(--mute)}

/* 统计卡 */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:14px;margin-bottom:18px}
.stat{
  padding:17px 18px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--border);position:relative;overflow:hidden;
}
.stat::after{
  content:"";position:absolute;right:-28px;top:-28px;width:86px;height:86px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,140,255,.25),transparent 70%);
}
.stat .lb{font-size:12.5px;color:var(--mute);margin-bottom:5px}
.stat .vl{font-size:25px;font-weight:800;letter-spacing:.4px}
.stat .vl small{font-size:12.5px;font-weight:500;color:var(--dim);margin-left:3px}
.stat.ok .vl{color:#6ee7b7}
.stat.warn .vl{color:#fcd34d}
.stat.info .vl{color:#93c5fd}

/* 表格 */
.tbl-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:640px}
thead th{
  text-align:left;padding:11px 13px;background:rgba(255,255,255,.04);
  color:var(--dim);font-weight:600;font-size:12.5px;white-space:nowrap;
  border-bottom:1px solid var(--border);
}
tbody td{padding:11px 13px;border-bottom:1px solid rgba(255,255,255,.05);vertical-align:middle}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(255,255,255,.028)}
.tbl-empty{padding:48px 20px;text-align:center;color:var(--mute);font-size:13.5px}

.pill{
  display:inline-block;padding:2.5px 9px;border-radius:999px;font-size:11.5px;font-weight:600;white-space:nowrap;
  background:var(--panel-2);border:1px solid var(--border);color:var(--dim);
}
.pill-ok{background:rgba(52,211,153,.15);border-color:rgba(52,211,153,.35);color:#a7f3d0}
.pill-warn{background:rgba(251,191,36,.14);border-color:rgba(251,191,36,.32);color:#fcd34d}
.pill-danger{background:rgba(248,113,113,.14);border-color:rgba(248,113,113,.32);color:#fca5a5}
.pill-info{background:rgba(34,211,238,.14);border-color:rgba(34,211,238,.32);color:#a5f3fc}
.pill-primary{background:rgba(91,140,255,.18);border-color:rgba(91,140,255,.36);color:#bfd3ff}

.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px}
.muted{color:var(--mute);font-size:12.5px}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}

/* 工具条 */
.toolbar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:15px;
}
.toolbar .grow{flex:1;min-width:160px}
.toolbar .select,.toolbar .input{width:auto;min-width:130px}

/* 分页 */
.pager{display:flex;align-items:center;gap:8px;justify-content:center;padding:16px 0 4px;flex-wrap:wrap}
.pager button{
  padding:6px 12px;border-radius:8px;background:var(--panel);border:1px solid var(--border);
  color:var(--dim);cursor:pointer;font-size:12.5px;
}
.pager button:hover:not([disabled]){background:var(--panel-2);color:var(--text)}
.pager button.active{background:linear-gradient(135deg,var(--primary),#7aa2ff);color:#fff;border-color:transparent}
.pager button[disabled]{opacity:.4;cursor:not-allowed}

/* 广告位行 */
.ad-row{
  border:1px solid var(--border);border-radius:11px;padding:14px;margin-bottom:11px;
  background:rgba(0,0,0,.16);position:relative;
}
.ad-row .ad-del{position:absolute;right:10px;top:10px}

/* 二维码预览 */
.qr-prev{display:flex;align-items:flex-start;gap:14px;flex-wrap:wrap}
.qr-prev img{width:132px;height:132px;object-fit:contain;border-radius:10px;border:1px solid var(--border);background:#fff;padding:5px}
.qr-prev .qr-side{flex:1;min-width:190px}

/* 前台主题选择器 */
.theme-pick{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:10px}
.theme-opt{
  position:relative;display:block;padding:14px;border-radius:12px;cursor:pointer;
  background:rgba(0,0,0,.16);border:2px solid var(--border);transition:.18s;text-align:center;
}
.theme-opt:hover{border-color:var(--border-str)}
.theme-opt.active{border-color:var(--primary);background:rgba(91,140,255,.13)}
.theme-opt input[type=radio]{position:absolute;opacity:0;pointer-events:none}
.theme-name{display:block;margin-top:11px;font-size:13.5px;font-weight:600}
.theme-prev{
  display:block;height:78px;border-radius:9px;padding:10px;overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
}
.theme-prev i,.theme-prev b,.theme-prev u{display:block;border-radius:4px;text-decoration:none}
.theme-prev i{height:9px;width:58%;margin-bottom:9px}
.theme-prev b{height:26px;margin-bottom:8px}
.theme-prev u{height:20px;width:72%}
.prev-dark{background:linear-gradient(180deg,#0d1221,#080b14)}
.prev-dark i{background:#5b8cff}
.prev-dark b{background:rgba(255,255,255,.09)}
.prev-dark u{background:rgba(255,255,255,.06)}
.prev-light{background:linear-gradient(180deg,#f8fafd,#eef2f9)}
.prev-light i{background:#5b8cff}
.prev-light b{background:#fff;border:1px solid rgba(15,23,42,.10)}
.prev-light u{background:rgba(15,23,42,.06)}
@media (max-width:560px){.theme-pick{grid-template-columns:1fr}}

/* 权限选择 */
.perm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:9px}
.perm-item{
  display:flex;align-items:center;gap:8px;padding:9px 11px;border-radius:9px;
  background:rgba(0,0,0,.18);border:1px solid var(--border);cursor:pointer;font-size:13px;
}
.perm-item:hover{border-color:var(--border-str)}
.perm-item input{accent-color:var(--primary);cursor:pointer;width:16px;height:16px}

/* 模态框 */
.modal-mask{
  position:fixed;inset:0;z-index:100;background:rgba(4,6,12,.78);backdrop-filter:blur(7px);
  display:grid;place-items:center;padding:20px;animation:fadeIn .16s;
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{
  position:relative;width:100%;max-width:560px;max-height:90vh;overflow-y:auto;
  background:linear-gradient(180deg,rgba(20,26,44,.985),rgba(12,17,32,.985));
  border:1px solid var(--border-str);border-radius:18px;box-shadow:0 30px 80px -24px rgba(0,0,0,.9);
  animation:modalIn .24s cubic-bezier(.2,.8,.3,1);
}
.modal.wide{max-width:820px}
@keyframes modalIn{from{opacity:0;transform:translateY(16px) scale(.975)}to{opacity:1;transform:none}}
.modal-close{
  position:absolute;right:14px;top:12px;z-index:2;width:32px;height:32px;border-radius:9px;
  border:1px solid var(--border);background:var(--panel);color:var(--dim);font-size:19px;cursor:pointer;line-height:1;
}
.modal-close:hover{background:var(--panel-2);color:var(--text)}
.modal-body{padding:26px}

.m-title{font-size:18.5px;font-weight:700;margin:0 0 5px}
.m-sub{font-size:12.8px;color:var(--mute);margin:0 0 20px}
.divider{height:1px;background:var(--border);margin:18px 0}

.alert{padding:11px 14px;border-radius:10px;font-size:13px;margin-bottom:14px;line-height:1.6}
.alert-info{background:rgba(91,140,255,.13);border:1px solid rgba(91,140,255,.3);color:#c7d8ff}
.alert-warn{background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.3);color:#fde68a}
.alert-ok{background:rgba(52,211,153,.13);border:1px solid rgba(52,211,153,.3);color:#a7f3d0}
.alert-danger{background:rgba(248,113,113,.12);border:1px solid rgba(248,113,113,.3);color:#fca5a5}

.tabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:18px;border-bottom:1px solid var(--border);padding-bottom:12px}
.tab{
  padding:8px 14px;border-radius:9px;font-size:13px;cursor:pointer;
  background:var(--panel);border:1px solid var(--border);color:var(--dim);transition:.16s;
}
.tab:hover{color:var(--text)}
.tab.active{background:linear-gradient(135deg,rgba(91,140,255,.26),rgba(34,211,238,.14));color:#fff;border-color:rgba(91,140,255,.38);font-weight:600}

.key-box{
  font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13.5px;font-weight:700;
  padding:10px 12px;border-radius:9px;text-align:center;cursor:pointer;margin-bottom:7px;
  background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.32);color:#a7f3d0;
  word-break:break-all;user-select:all;
}
.key-box:hover{background:rgba(52,211,153,.2)}
.key-list{max-height:320px;overflow-y:auto}

.toast-wrap{position:fixed;left:50%;top:20px;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:9px;align-items:center;pointer-events:none}
.toast{
  padding:11px 20px;border-radius:11px;font-size:13.5px;
  background:rgba(20,26,44,.97);border:1px solid var(--border-str);box-shadow:0 14px 40px -12px rgba(0,0,0,.8);
  animation:toastIn .24s;max-width:min(460px,90vw);text-align:center;
}
.toast.ok{border-color:rgba(52,211,153,.45);color:#a7f3d0}
.toast.err{border-color:rgba(248,113,113,.45);color:#fca5a5}
@keyframes toastIn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}

/* ============================ 响应式 ============================ */
@media (max-width:900px){
  .side{
    position:fixed;left:0;top:0;z-index:90;transform:translateX(-100%);
    transition:transform .24s cubic-bezier(.2,.8,.3,1);
  }
  .side.open{transform:none}
  .side-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:80}
  .tb-menu{display:block}
  .content{padding:16px 14px 40px}
  .topbar{padding:12px 14px}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .modal-body{padding:22px 18px}
}