/* PayHub 后台通用样式 —— 暗色 + 金色 */
:root{
  --bg:#0d1220; --bg2:#131b2e; --panel:#161f35; --panel2:#1b2540;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --gold:#d4af37; --gold2:#f0d98c; --gold-dim:rgba(212,175,55,.14);
  --txt:#e8edf7; --txt2:#9aa8c4; --txt3:#5c6a85;
  --ok:#2ecc71; --warn:#f39c12; --err:#e74c3c; --info:#3498db;
  --r:14px; --r-sm:10px;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--txt);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
::-webkit-scrollbar{width:7px;height:7px}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:4px}
::-webkit-scrollbar-track{background:transparent}

/* 布局 */
.layout{display:flex;min-height:100vh}
.sidebar{width:212px;flex-shrink:0;background:var(--bg2);border-right:1px solid var(--line);
  display:flex;flex-direction:column;position:fixed;height:100vh;left:0;top:0;z-index:50}
.brand{padding:20px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:11px}
.brand-logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--gold),var(--gold2));
  display:flex;align-items:center;justify-content:center;color:#1a1408;font-weight:700;font-size:15px;flex-shrink:0}
.brand-name{font-weight:600;font-size:14.5px;letter-spacing:.3px}
.brand-sub{font-size:10.5px;color:var(--txt3);margin-top:1px}

.nav{flex:1;overflow-y:auto;padding:10px 10px 20px}
.nav-group{font-size:10.5px;color:var(--txt3);padding:14px 10px 7px;letter-spacing:.8px;font-weight:600}
.nav-item{display:flex;align-items:center;gap:10px;padding:9.5px 12px;border-radius:var(--r-sm);
  color:var(--txt2);cursor:pointer;font-size:13.5px;transition:.16s;margin-bottom:2px;position:relative}
.nav-item:hover{background:rgba(255,255,255,.05);color:var(--txt)}
.nav-item.on{background:var(--gold-dim);color:var(--gold2);font-weight:500}
.nav-item.on::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:16px;background:var(--gold);border-radius:0 3px 3px 0}
.nav-ic{font-size:15px;width:18px;text-align:center;flex-shrink:0}
.sidebar-foot{padding:14px;border-top:1px solid var(--line);font-size:11px;color:var(--txt3)}

.main{margin-left:212px;flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{height:58px;border-bottom:1px solid var(--line);display:flex;align-items:center;
  justify-content:space-between;padding:0 24px;background:rgba(13,18,32,.85);
  backdrop-filter:blur(12px);position:sticky;top:0;z-index:40}
.topbar h1{font-size:16px;font-weight:600}
.topbar-right{display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--txt2)}
.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:10.5px;
  background:var(--gold-dim);color:var(--gold2);border:1px solid rgba(212,175,55,.25)}
.content{padding:22px 24px 50px;flex:1}

/* 组件 */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin-bottom:16px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:15px}
.card-title{font-size:14.5px;font-weight:600;display:flex;align-items:center;gap:8px}
.card-title small{font-weight:400;color:var(--txt3);font-size:12px}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(178px,1fr));gap:13px;margin-bottom:16px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px 17px;position:relative;overflow:hidden}
.stat::after{content:'';position:absolute;top:0;right:0;width:70px;height:70px;
  background:radial-gradient(circle at top right,var(--gold-dim),transparent 70%)}
.stat-label{font-size:11.5px;color:var(--txt3);margin-bottom:8px}
.stat-value{font-size:25px;font-weight:700;letter-spacing:-.5px;line-height:1.1}
.stat-value small{font-size:13px;font-weight:400;color:var(--txt2);margin-left:3px}
.stat-foot{font-size:11px;color:var(--txt3);margin-top:7px}
.stat-foot.up{color:var(--ok)}
.stat-foot.down{color:var(--err)}

.btn{padding:8px 15px;border-radius:var(--r-sm);border:1px solid var(--line2);background:var(--panel2);
  color:var(--txt);cursor:pointer;font-size:13px;font-family:inherit;transition:.16s;white-space:nowrap}
.btn:hover{border-color:rgba(255,255,255,.26);background:#212c4a}
.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#1a1408;
  border:none;font-weight:600}
.btn-primary:hover{filter:brightness(1.08);background:linear-gradient(135deg,var(--gold),var(--gold2))}
.btn-danger{color:var(--err);border-color:rgba(231,76,60,.32)}
.btn-danger:hover{background:rgba(231,76,60,.12)}
.btn-sm{padding:5px 11px;font-size:12px}
.btn:disabled{opacity:.45;cursor:not-allowed}

table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;padding:10px 12px;color:var(--txt3);font-weight:500;font-size:11.5px;
  border-bottom:1px solid var(--line2);white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid rgba(255,255,255,.045)}
tbody tr:hover{background:rgba(255,255,255,.028)}
tbody tr:last-child td{border-bottom:none}
.table-wrap{overflow-x:auto;margin:0 -18px;padding:0 18px}

.tag{display:inline-block;padding:2.5px 9px;border-radius:6px;font-size:11px;white-space:nowrap;font-weight:500}
.tag-green{background:rgba(46,204,113,.15);color:#5fd08a}
.tag-red{background:rgba(231,76,60,.15);color:#f0776a}
.tag-gold{background:var(--gold-dim);color:var(--gold2)}
.tag-blue{background:rgba(52,152,219,.15);color:#5dade2}
.tag-gray{background:rgba(255,255,255,.07);color:var(--txt2)}
.tag-orange{background:rgba(243,156,18,.15);color:#f0b95c}

input,select,textarea{width:100%;padding:9px 12px;background:rgba(255,255,255,.045);
  border:1px solid var(--line2);border-radius:var(--r-sm);color:var(--txt);font-size:13.5px;
  outline:none;font-family:inherit;transition:.16s}
input:focus,select:focus,textarea:focus{border-color:rgba(212,175,55,.5);background:rgba(255,255,255,.06)}
select option{background:#131b2e}
input[type=checkbox]{width:auto;accent-color:var(--gold)}
label.fl{display:block;font-size:12px;color:var(--txt2);margin-bottom:6px}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:13px;margin-bottom:13px}
.form-item{margin-bottom:13px}

.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin-bottom:15px}
.filters .fi{min-width:140px;flex:1}

.empty{text-align:center;padding:44px 20px;color:var(--txt3);font-size:13px}
.empty .ic{font-size:34px;margin-bottom:12px;opacity:.5}

.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.66);backdrop-filter:blur(3px);
  display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-mask.on{display:flex}
.modal{background:var(--panel);border:1px solid var(--line2);border-radius:16px;padding:22px;
  width:100%;max-width:520px;max-height:86vh;overflow-y:auto;box-shadow:0 24px 70px rgba(0,0,0,.55)}
.modal h3{font-size:16px;margin-bottom:16px}
.modal-foot{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}

.toast{position:fixed;top:22px;right:22px;z-index:200;display:flex;flex-direction:column;gap:9px}
.toast-item{padding:12px 18px;border-radius:var(--r-sm);font-size:13px;
  background:var(--panel2);border:1px solid var(--line2);box-shadow:0 10px 34px rgba(0,0,0,.45);
  animation:slideIn .25s ease;max-width:340px}
.toast-item.ok{border-color:rgba(46,204,113,.4);color:#5fd08a}
.toast-item.err{border-color:rgba(231,76,60,.4);color:#f0776a}
@keyframes slideIn{from{transform:translateX(30px);opacity:0}to{transform:none;opacity:1}}

/* 登录页 */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(circle at 30% 20%,#1a2440 0%,#0d1220 60%)}
.login-card{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);
  border-radius:20px;padding:34px 30px;box-shadow:0 24px 70px rgba(0,0,0,.5)}
.login-logo{width:54px;height:54px;margin:0 auto 16px;border-radius:15px;
  background:linear-gradient(135deg,var(--gold),var(--gold2));display:flex;align-items:center;
  justify-content:center;color:#1a1408;font-weight:700;font-size:21px}
.login-card h2{text-align:center;font-size:18px;margin-bottom:5px}
.login-card p{text-align:center;color:var(--txt3);font-size:12.5px;margin-bottom:24px}
.login-card .btn{width:100%;padding:12px;font-size:14.5px;margin-top:6px}
.login-tip{margin-top:16px;padding:11px;background:rgba(255,255,255,.035);border-radius:var(--r-sm);
  font-size:11.5px;color:var(--txt3);text-align:center;line-height:1.8}

/* 图表 */
.chart{width:100%;height:200px;display:flex;align-items:flex-end;gap:3px;padding:8px 0}
.chart-bar{flex:1;min-width:2px;max-width:40px;background:linear-gradient(180deg,var(--gold),rgba(212,175,55,.25));
  border-radius:3px 3px 0 0;transition:.2s;position:relative;cursor:pointer}
.chart-bar:hover{filter:brightness(1.25)}
.chart-bar.zero{background:rgba(255,255,255,.08);cursor:default}
.chart-bar.zero:hover{filter:none}
.chart-axis{display:flex;justify-content:space-between;font-size:10.5px;color:var(--txt3);margin-top:7px}

/* 二维码 */
.qr-box{background:#fff;padding:9px;border-radius:10px;display:inline-block;line-height:0}
.qr-box svg{display:block}
.qr-wrap{display:flex;gap:14px;align-items:flex-start;padding:14px;background:rgba(255,255,255,.035);
  border-radius:var(--r-sm);border:1px solid var(--line)}

/* 详情描述列表 */
.desc{display:grid;grid-template-columns:auto 1fr;gap:9px 18px;font-size:13px}
.desc dt{color:var(--txt3);white-space:nowrap}
.desc dd{color:var(--txt);word-break:break-all}

.tabs{display:flex;gap:3px;border-bottom:1px solid var(--line);margin-bottom:17px;flex-wrap:wrap}
.tab{padding:9px 16px;cursor:pointer;font-size:13.5px;color:var(--txt2);border-bottom:2px solid transparent;
  transition:.16s;margin-bottom:-1px}
.tab:hover{color:var(--txt)}
.tab.on{color:var(--gold2);border-bottom-color:var(--gold);font-weight:500}

.progress{height:5px;background:rgba(255,255,255,.07);border-radius:4px;overflow:hidden}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--gold2));border-radius:4px}

.flex{display:flex;align-items:center;gap:9px}
.between{display:flex;align-items:center;justify-content:space-between}
.muted{color:var(--txt3)}
.gold{color:var(--gold2)}
.ok{color:var(--ok)}
.err{color:var(--err)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
.nowrap{white-space:nowrap}

@media(max-width:820px){
  .sidebar{transform:translateX(-100%);transition:.25s}
  .sidebar.on{transform:none}
  .main{margin-left:0}
  .content{padding:16px 14px 40px}
  .menu-toggle{display:flex !important}
}
.menu-toggle{display:none;background:none;border:none;color:var(--txt);font-size:19px;cursor:pointer;padding:0}