/* ===== 爱少引导页 · 后台样式 ===== */
*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#0c0d14;--panel:#14161f;--panel2:#191c27;--line:#252938;--txt:#e9ebf5;--mut:#868da6;
  --acc:#7c5cff;--acc2:#22d3ee;--ok:#31d0aa;--warn:#ffb648;--bad:#ff5c7a;
  --radius:14px;
}
html,body{margin:0;padding:0;height:100%}
body{background:radial-gradient(900px 460px at 6% -8%,rgba(124,92,255,.16) 0,transparent 60%),var(--bg);
  color:var(--txt);font:14.5px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
a{color:var(--acc2)}
button,input,select,textarea{font-family:inherit;font-size:14px}
.boot{display:flex;align-items:center;justify-content:center;gap:10px;height:100vh;color:var(--mut)}
.spin{width:16px;height:16px;border:2px solid var(--line);border-top-color:var(--acc);border-radius:50%;display:inline-block;animation:sp .8s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

/* ---------- 登录 ---------- */
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:22px}
.login .card{width:100%;max-width:400px;padding:32px;border:1px solid var(--line);border-radius:20px;background:var(--panel);
  box-shadow:0 26px 70px rgba(0,0,0,.5)}
.login h1{margin:0 0 4px;font-size:21px}
.login p{margin:0 0 22px;color:var(--mut);font-size:13px}

/* ---------- 布局 ---------- */
.shell{display:flex;min-height:100vh}
.side{width:224px;flex:0 0 224px;border-right:1px solid var(--line);background:#101219;padding:20px 14px;
  position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 18px;font-weight:700;font-size:15px}
.brand i{width:30px;height:30px;border-radius:9px;background:linear-gradient(130deg,var(--acc),var(--acc2));display:flex;align-items:center;justify-content:center;font-style:normal;font-size:15px}
.nav{display:flex;flex-direction:column;gap:3px}
.nav button{display:flex;align-items:center;gap:10px;padding:10px 12px;border:0;border-radius:10px;background:none;color:var(--mut);
  cursor:pointer;text-align:left;transition:.16s}
.nav button:hover{background:#181b26;color:var(--txt)}
.nav button.on{background:linear-gradient(100deg,rgba(124,92,255,.22),rgba(34,211,238,.1));color:var(--txt);font-weight:600}
.nav .grp{margin:14px 8px 6px;font-size:11.5px;letter-spacing:1.6px;color:#5c627a;text-transform:uppercase}
.side-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px}

.main{flex:1;min-width:0;padding:26px 30px 70px}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.topbar h2{margin:0;font-size:20px}
.topbar .sub{color:var(--mut);font-size:12.5px;margin-top:3px}
.topbar-act{display:flex;gap:9px;align-items:center;flex-wrap:wrap}

/* ---------- 通用组件 ---------- */
.btn{border:1px solid var(--line);background:#181b26;color:var(--txt);border-radius:10px;padding:9px 15px;cursor:pointer;transition:.16s}
.btn:hover{border-color:#39405a;background:#1d2130}
.btn.primary{background:linear-gradient(120deg,var(--acc),var(--acc2));border:0;color:#fff;font-weight:600}
.btn.primary:hover{filter:brightness(1.08)}
.btn.mini{padding:6px 11px;font-size:12.5px;border-radius:8px}
.btn.danger{color:#ffb3c1;border-color:rgba(255,92,122,.35)}
.btn.ghost{background:transparent}
.btn:disabled{opacity:.5;cursor:not-allowed}

.panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:20px;margin-bottom:18px}
.panel h3{margin:0 0 16px;font-size:15.5px;display:flex;align-items:center;gap:8px}
.panel h3 .tag{font-size:11.5px;font-weight:400;color:var(--mut)}
.hint{color:var(--mut);font-size:12.5px;margin-top:6px;line-height:1.6}

.grid{display:grid;gap:13px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}

label.f{display:block}
label.f > span{display:block;font-size:12.5px;color:var(--mut);margin-bottom:6px}
input[type=text],input[type=password],input[type=email],input[type=number],select,textarea{
  width:100%;background:#0f111a;border:1px solid var(--line);border-radius:10px;padding:10px 12px;color:var(--txt);transition:.16s}
textarea{resize:vertical;min-height:78px;line-height:1.6}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 3px rgba(124,92,255,.16)}
input[type=color]{width:100%;height:40px;background:#0f111a;border:1px solid var(--line);border-radius:10px;padding:3px;cursor:pointer}
.sw{display:inline-flex;align-items:center;gap:10px;cursor:pointer;user-select:none}
.sw input{display:none}
.sw i{width:44px;height:25px;border-radius:999px;background:#2a2f42;position:relative;transition:.2s;flex:0 0 44px}
.sw i::after{content:"";position:absolute;top:3px;left:3px;width:19px;height:19px;border-radius:50%;background:#fff;transition:.2s}
.sw input:checked + i{background:linear-gradient(120deg,var(--acc),var(--acc2))}
.sw input:checked + i::after{transform:translateX(19px)}
.sw em{font-style:normal;font-size:13px;color:var(--mut)}

.stat{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(160deg,var(--panel2),var(--panel));padding:17px}
.stat .k{color:var(--mut);font-size:12.5px;display:flex;justify-content:space-between;align-items:center}
.stat .v{font-size:27px;font-weight:800;margin-top:6px;letter-spacing:.5px}
.stat .d{font-size:12px;color:var(--mut);margin-top:2px}
.stat .d b{color:var(--ok)}
.stat .d b.down{color:var(--bad)}

.chart{display:flex;align-items:flex-end;gap:10px;height:170px;padding:10px 4px 0;border-bottom:1px solid var(--line)}
.chart .col{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:4px;height:100%}
.chart .bars{display:flex;align-items:flex-end;gap:3px;height:100%;width:100%;justify-content:center}
.chart .bars i{width:42%;max-width:20px;min-height:2px;border-radius:4px 4px 0 0;background:linear-gradient(180deg,var(--acc),rgba(124,92,255,.35))}
.chart .bars i.u{background:linear-gradient(180deg,var(--acc2),rgba(34,211,238,.3))}
.chart .lb{font-size:11.5px;color:var(--mut)}
.legend{display:flex;gap:16px;margin-top:10px;font-size:12.5px;color:var(--mut)}
.legend i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:6px}

.rank{display:flex;flex-direction:column;gap:11px}
.rank .row{display:flex;align-items:center;gap:11px;font-size:13.5px}
.rank .bar{flex:1;height:8px;border-radius:999px;background:#1d2130;overflow:hidden}
.rank .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--acc),var(--acc2));border-radius:999px}
.rank .n{width:52px;text-align:right;color:var(--mut);font-size:12.5px}
.rank .t{width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:9px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--mut);font-weight:500;font-size:12.5px}
tr:last-child td{border-bottom:0}
.tbl-wrap{overflow-x:auto}

.item{border:1px solid var(--line);border-radius:12px;background:var(--panel2);padding:15px;margin-bottom:12px}
.item-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.item-head .ttl{font-weight:600;display:flex;align-items:center;gap:9px}
.item-head .ttl .ico{font-size:17px}
.item-act{display:flex;gap:7px;flex-wrap:wrap}

.plugin{border:1px solid var(--line);border-radius:13px;background:var(--panel2);padding:16px;display:flex;flex-direction:column;gap:12px}
.plugin.on{border-color:rgba(124,92,255,.5);box-shadow:0 0 0 1px rgba(124,92,255,.16) inset}
.plugin .ph{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.plugin .ph b{display:block;font-size:14.5px}
.plugin .ph small{color:var(--mut);font-size:12.5px;display:block;margin-top:3px;line-height:1.55}
.plugin .opts{display:flex;flex-direction:column;gap:10px}

.tpl{border:1px solid var(--line);border-radius:13px;overflow:hidden;cursor:pointer;background:var(--panel2);transition:.18s}
.tpl:hover{transform:translateY(-3px)}
.tpl.on{border-color:var(--acc);box-shadow:0 0 0 2px rgba(124,92,255,.22)}
.tpl .prev{height:104px;position:relative;display:flex;align-items:center;justify-content:center;gap:7px}
.tpl .prev .dot{width:34px;height:34px;border-radius:50%}
.tpl .prev .ln{width:56px;height:9px;border-radius:5px}
.tpl .nm{padding:11px 13px;font-size:13.5px;display:flex;justify-content:space-between;align-items:center}
.tpl .nm em{font-style:normal;color:var(--mut);font-size:11.5px}

.pv{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#0f111a;display:flex;align-items:center;justify-content:center;min-height:120px}
.pv img{max-width:100%;max-height:190px;display:block}

.drop{border:1.5px dashed var(--line);border-radius:12px;padding:22px;text-align:center;color:var(--mut);cursor:pointer;transition:.18s}
.drop:hover,.drop.over{border-color:var(--acc);color:var(--txt);background:rgba(124,92,255,.05)}
.drop b{color:var(--acc2)}

.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);z-index:99;opacity:0;pointer-events:none;
  padding:12px 20px;border-radius:12px;background:#20243400;border:1px solid var(--line);background:#1c2030;
  box-shadow:0 18px 44px rgba(0,0,0,.5);font-size:13.5px;transition:.24s;max-width:88vw}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast.err{border-color:rgba(255,92,122,.5)}
.toast.ok{border-color:rgba(49,208,170,.5)}

.chk{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--mut)}
.chk .tag{font-size:12px;padding:2px 9px;border-radius:999px}
.chk .tag.ok{background:rgba(49,208,170,.14);color:var(--ok)}
.chk .tag.bad{background:rgba(255,92,122,.14);color:var(--bad)}

.mob-top{display:none}
@media(max-width:820px){
  .shell{flex-direction:column}
  .side{width:100%;flex:none;height:auto;position:static;border-right:0;border-bottom:1px solid var(--line);padding:14px}
  .nav{flex-direction:row;overflow-x:auto;gap:6px;padding-bottom:4px}
  .nav button{white-space:nowrap;padding:8px 12px;font-size:13px}
  .nav .grp{display:none}
  .side-foot{flex-direction:row;margin-top:12px;padding-top:12px}
  .main{padding:18px 15px 60px}
  .topbar h2{font-size:17px}
}