/* ShadowGuard 游戏盾 · 用户中心 + 管理后台 共用样式 */
:root{
    --bg:#03060f; --bg2:#070e1c; --panel:#0b1526; --panel2:#0e1b30;
    --line:rgba(120,170,255,.14); --line2:rgba(120,170,255,.30);
    --text:#eaf1fb; --muted:#93a6c4; --muted2:#6b7d9c;
    --brand:#1f8bff; --brand2:#3fd6ff; --soft:rgba(31,139,255,.13);
    --good:#34e6a8; --warn:#ffb547; --danger:#ff5d6c;
    --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",-apple-system,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}
input,select,textarea,button{font-family:inherit;font-size:14px}
h1,h2,h3{font-weight:800}

/* ============ 通用组件 ============ */
.btn{display:inline-flex;align-items:center;gap:7px;padding:10px 20px;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;border:1px solid transparent;transition:.2s;background:var(--soft);color:var(--text);border-color:var(--line2)}
.btn:hover{border-color:var(--brand);background:rgba(31,139,255,.2)}
.btn.primary{background:linear-gradient(120deg,var(--brand),#0a63d6);color:#fff;border-color:transparent;box-shadow:0 8px 22px -10px rgba(31,139,255,.7)}
.btn.primary:hover{transform:translateY(-1px)}
.btn.danger{background:rgba(255,93,108,.14);border-color:rgba(255,93,108,.4);color:#ff97a2}
.btn.danger:hover{background:rgba(255,93,108,.28)}
.btn.sm{padding:6px 13px;font-size:13px;border-radius:8px}
.btn.block{width:100%;justify-content:center}

.alert{padding:12px 16px;border-radius:10px;margin-bottom:16px;font-size:14px;border:1px solid}
.alert.ok{background:rgba(52,230,168,.1);border-color:rgba(52,230,168,.4);color:#7ff0c8}
.alert.err{background:rgba(255,93,108,.1);border-color:rgba(255,93,108,.4);color:#ff97a2}
.alert.warn{background:rgba(255,181,71,.1);border-color:rgba(255,181,71,.4);color:#ffd089}

.badge{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;padding:3px 10px;border-radius:20px;border:1px solid}
.badge.green{background:rgba(52,230,168,.12);border-color:rgba(52,230,168,.4);color:#7ff0c8}
.badge.red{background:rgba(255,93,108,.12);border-color:rgba(255,93,108,.4);color:#ff97a2}
.badge.gray{background:rgba(255,255,255,.06);border-color:var(--line);color:var(--muted)}
.badge.blue{background:var(--soft);border-color:var(--line2);color:var(--brand2)}
.badge.amber{background:rgba(255,181,71,.12);border-color:rgba(255,181,71,.4);color:#ffd089}

.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px}
.input,select.input,textarea.input{width:100%;padding:11px 14px;background:var(--bg2);border:1px solid var(--line);border-radius:10px;color:var(--text);outline:none;transition:.2s}
.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--soft)}
textarea.input{min-height:90px;resize:vertical;line-height:1.7}
.hint{font-size:12px;color:var(--muted2);margin-top:6px}

.captcha-box{margin-bottom:16px}
.captcha-box label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px}
.captcha-box label small{color:var(--brand2);font-weight:700;font-size:15px;letter-spacing:1px;margin-left:6px;background:var(--soft);padding:3px 10px;border-radius:6px}
.captcha-input{max-width:180px}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.panel h2{font-size:18px;margin-bottom:16px}
.grid{display:grid;gap:16px}
.muted{color:var(--muted)}
.mono{font-family:"Consolas","SFMono-Regular",monospace;letter-spacing:.5px}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.spread{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}

/* 表格 */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.tbl{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
.tbl th{text-align:left;padding:13px 16px;background:var(--panel2);color:var(--muted);font-weight:600;font-size:13px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:13px 16px;border-bottom:1px solid var(--line)}
.tbl tr:last-child td{border-bottom:0}
.tbl tr:hover td{background:rgba(31,139,255,.04)}

.pager{display:flex;gap:7px;margin-top:18px;flex-wrap:wrap}
.pager a{padding:7px 13px;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-size:13px}
.pager a.on{background:var(--brand);color:#fff;border-color:transparent}

.empty{text-align:center;padding:50px 20px;color:var(--muted2)}

/* ============ 用户中心布局 ============ */
.topbar{position:sticky;top:0;z-index:50;background:rgba(3,6,15,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.tb-inner{max-width:1180px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:800;white-space:nowrap}
.brand small{font-size:11px;color:var(--muted);font-weight:400;margin-left:2px}
.logo-dot{width:12px;height:12px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--brand2),var(--brand));box-shadow:0 0 12px var(--brand)}
.topnav{display:flex;gap:4px;margin-left:10px;flex:1;flex-wrap:wrap}
.topnav a{padding:8px 13px;border-radius:8px;color:var(--muted);font-size:14px;transition:.2s}
.topnav a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.topnav a.on{color:#fff;background:var(--soft);border:1px solid var(--line2)}
.tb-right{display:flex;align-items:center;gap:14px;font-size:14px}
.tb-right .hi{color:var(--muted)}
.tb-right .lnk{color:var(--brand2)}
.u-main{max-width:1180px;margin:0 auto;padding:34px 24px 60px}
.u-foot{text-align:center;color:var(--muted2);font-size:13px;padding:30px;border-top:1px solid var(--line)}

/* 仪表盘统计卡 */
.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:26px}
.scard{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.scard .k{font-size:13px;color:var(--muted)}
.scard .v{font-size:30px;font-weight:900;margin-top:6px;background:linear-gradient(120deg,#fff,var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.scard .sub{font-size:12px;color:var(--muted2);margin-top:4px}

/* 套餐卡 */
.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.plan-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column}
.plan-card.hot{border-color:var(--brand);box-shadow:0 20px 40px -24px rgba(31,139,255,.6)}
.plan-card h3{font-size:19px}
.plan-card .price{font-size:34px;font-weight:900;margin:12px 0}
.plan-card .price small{font-size:14px;color:var(--muted);font-weight:600}
.plan-card ul{list-style:none;margin:14px 0;flex:1;display:flex;flex-direction:column;gap:9px}
.plan-card li{font-size:13px;color:var(--muted);padding-left:20px;position:relative}
.plan-card li::before{content:"✓";position:absolute;left:0;color:var(--good)}

.lic-key{font-family:"Consolas",monospace;background:var(--bg2);border:1px dashed var(--line2);padding:4px 10px;border-radius:7px;color:var(--brand2);font-size:13px}

/* ============ 管理后台布局 ============ */
body.a{display:flex;min-height:100vh}
.sidebar{width:236px;flex:0 0 236px;background:#06101f;border-right:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.sidebar .brand{padding:22px 22px;font-size:17px;border-bottom:1px solid var(--line)}
.sidebar nav{padding:14px 12px;flex:1;display:flex;flex-direction:column;gap:3px;overflow-y:auto}
.sidebar nav a{display:flex;align-items:center;gap:11px;padding:11px 14px;border-radius:9px;color:var(--muted);font-size:14px;transition:.18s}
.sidebar nav a i{font-style:normal;width:18px;text-align:center;opacity:.8}
.sidebar nav a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.sidebar nav a.on{color:#fff;background:var(--soft);border:1px solid var(--line2)}
.side-foot{padding:16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.side-foot a{color:var(--muted2);font-size:13px}
.side-foot a:hover{color:var(--brand2)}
.a-wrap{flex:1;min-width:0;display:flex;flex-direction:column}
.a-top{height:64px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px;background:rgba(6,12,24,.6)}
.a-top h1{font-size:20px}
.a-top .who{color:var(--muted);font-size:13px}
.a-main{padding:28px 30px;flex:1}

.toolbar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px;flex-wrap:wrap}
.toolbar .filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.toolbar .filters .input{width:auto;padding:8px 12px}

/* 登录页 */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
    background:radial-gradient(700px 460px at 70% 20%,rgba(31,139,255,.18),transparent 60%),linear-gradient(180deg,#03060f,#060d1d)}
.auth-card{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:36px 32px}
.auth-card .brand{justify-content:center;font-size:22px;margin-bottom:6px}
.auth-card .sub{text-align:center;color:var(--muted);font-size:14px;margin-bottom:26px}
.auth-card .swap{text-align:center;margin-top:18px;font-size:13px;color:var(--muted)}
.auth-card .swap a{color:var(--brand2)}

@media(max-width:880px){
    .stat-cards{grid-template-columns:repeat(2,1fr)}
    .sidebar{position:fixed;left:0;top:0;transform:translateX(-100%);transition:.25s;z-index:60}
    body.a.menu-open .sidebar{transform:none}
    .a-wrap{width:100%}
}
@media(max-width:560px){.stat-cards{grid-template-columns:1fr}.topnav{display:none}}