/* 超级代理库存管理系统 —— 资金操作后台
   设计：深海军蓝侧栏 + 青绿主色；金额等宽数字、收支红绿方向色；PC 侧栏 / 移动底部标签栏 */
:root{
  --ink:#141d33;            /* 侧栏/深色 */
  --ink-soft:#1e2a45;
  --brand:#0e7a74;          /* 主色 青绿 */
  --brand-d:#0a5f5a;
  --brand-tint:#e6f3f1;
  --bg:#eef1f6;
  --card:#ffffff;
  --line:#e2e7f0;
  --text:#1f2740;
  --muted:#6a7488;
  --pos:#1f8a4c;            /* 收入/增加 */
  --neg:#c23636;            /* 支出/减少 */
  --warn:#b7791f;
  --warn-bg:#fdf6e7;
  --pos-bg:#eaf6ef;
  --neg-bg:#fbeceb;
  --r:12px;
  --r-sm:8px;
  --shadow:0 1px 2px rgba(20,29,51,.06),0 4px 16px rgba(20,29,51,.05);
}
*{box-sizing:border-box}
html{touch-action:manipulation;-webkit-text-size-adjust:100%;text-size-adjust:100%}
html,body{margin:0;height:100%;width:100%;max-width:100%;overflow-x:hidden}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;
}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
a{color:var(--brand);text-decoration:none}
button{font-family:inherit}
a,button,input,select,textarea{touch-action:manipulation}
.hidden{display:none!important}

/* ---------- 登录 ---------- */
.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(1200px 600px at 20% -10%,#1e2a45 0%,#141d33 55%,#0f1627 100%)}
.auth-card{width:100%;max-width:380px;background:var(--card);border-radius:16px;padding:34px 30px;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.auth-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.auth-brand .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-d));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:17px}
.auth-brand h1{font-size:17px;margin:0;font-weight:650}
.auth-brand p{margin:0;font-size:12px;color:var(--muted)}
.seg{display:flex;background:var(--bg);border-radius:10px;padding:4px;margin-bottom:20px}
.seg button{flex:1;border:0;background:transparent;padding:9px;border-radius:7px;cursor:pointer;color:var(--muted);font-size:13.5px}
.seg button.on{background:var(--card);color:var(--text);font-weight:600;box-shadow:var(--shadow)}
.auth-switch{text-align:center;margin-top:17px;padding-top:15px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.auth-switch a{font-weight:650;margin-left:3px}
.register-card{max-width:430px}

/* ---------- 应用骨架 ---------- */
.app{display:flex;min-height:100vh}
.side{width:216px;flex-shrink:0;background:var(--ink);color:#c7d0e0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.side .logo{padding:20px 22px;display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(255,255,255,.07)}
.side .logo .mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-d));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700}
.side .logo b{font-size:14.5px;color:#fff;font-weight:600}
.side .logo span{font-size:11px;color:#7f8aa3;display:block}
.nav{flex:1;padding:12px 0;overflow-y:auto}
.nav a{display:flex;align-items:center;gap:11px;padding:11px 22px;color:#aeb8cc;font-size:14px;cursor:pointer;border-left:3px solid transparent}
.nav a:hover{background:rgba(255,255,255,.05);color:#fff}
.nav a.on{background:rgba(14,122,116,.18);color:#fff;border-left-color:var(--brand)}
.nav a .ic{width:18px;text-align:center;opacity:.9}
.side .foot{padding:14px 22px;border-top:1px solid rgba(255,255,255,.07);font-size:12.5px}
.side .foot .u{color:#fff;font-weight:600;margin-bottom:6px}
.side .foot a{color:#8c97b0;cursor:pointer;margin-right:14px}
.side .foot a:hover{color:#fff}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.top{display:none}
.content{padding:26px 30px;max-width:1280px;width:100%}
.page-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:12px;flex-wrap:wrap}
.page-h h2{font-size:20px;margin:0;font-weight:650}

/* ---------- 组件 ---------- */
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin-bottom:22px}
.tile{background:var(--card);border-radius:var(--r);padding:17px 18px;box-shadow:var(--shadow)}
.tile .k{font-size:12.5px;color:var(--muted);margin-bottom:7px}
.tile .v{font-size:25px;font-weight:700;letter-spacing:-.3px}
.tile .v small{font-size:14px;font-weight:600;color:var(--muted);margin-right:2px}
.tile .sub{font-size:12px;color:var(--muted);margin-top:4px}

.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:20px}
.card-h{padding:15px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.card-h b{font-size:15px}
.card-b{padding:18px}
.card-b.flush{padding:0}

table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--muted);font-weight:600;font-size:12.5px;background:#fafbfd}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover td{background:#fafbff}
td.money,th.money{text-align:right}
.money{font-variant-numeric:tabular-nums}
.pos{color:var(--pos)}.neg{color:var(--neg)}

.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.6}
.badge.ok{background:var(--pos-bg);color:var(--pos)}
.badge.off{background:var(--neg-bg);color:var(--neg)}
.badge.mut{background:#eef1f6;color:var(--muted)}
.badge.warn{background:var(--warn-bg);color:var(--warn)}

.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 15px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--card);color:var(--text);cursor:pointer;font-size:13.5px;transition:background .12s,border-color .12s}
.btn:hover{background:#f3f5f9}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.pri{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.pri:hover{background:var(--brand-d)}
.btn.danger{color:var(--neg);border-color:#edc4c2}
.btn.danger:hover{background:var(--neg-bg)}
.btn.sm{padding:6px 11px;font-size:12.5px}
.btn.block{width:100%;justify-content:center;padding:12px}
.btn-row{display:flex;gap:8px;flex-wrap:wrap}

label.f{display:block;margin-bottom:14px}
label.f>span{display:block;font-size:13px;margin-bottom:6px;color:var(--text);font-weight:500}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r-sm);
  font-size:14px;font-family:inherit;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-tint)}
input[readonly]{background:#f2f5f7;color:var(--brand-d);font-weight:650;cursor:not-allowed}
textarea{min-height:120px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.search{display:flex;gap:8px}
.search input{max-width:240px}

.pager{display:flex;gap:8px;align-items:center;justify-content:flex-end;padding:14px 18px;font-size:13px;color:var(--muted)}
.pager button{border:1px solid var(--line);background:#fff;border-radius:7px;padding:6px 12px;cursor:pointer}
.pager button:disabled{opacity:.4;cursor:not-allowed}

.empty{text-align:center;padding:44px 0;color:var(--muted)}
.loading{text-align:center;padding:40px 0;color:var(--muted)}

/* 销售数据面板：周期数据带 + 曲线和柱状图 */
.dashboard-heading{margin-bottom:18px}
.dashboard-heading h2{margin-bottom:2px}
.dashboard-heading p{margin:0;color:var(--muted);font-size:13px}
.period-strip{display:grid;grid-template-columns:repeat(4,1fr);background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:18px;overflow:hidden}
.period-stat{padding:19px 20px;min-width:0;border-right:1px solid var(--line);position:relative}
.period-stat:last-child{border-right:0}
.period-stat:first-child:before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--brand)}
.period-name{font-size:12.5px;color:var(--muted);margin-bottom:5px}
.period-value{font-size:27px;line-height:1.25;font-weight:750;letter-spacing:-.45px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.period-value small{font-size:13px;color:var(--muted);font-weight:650;margin-right:2px}
.period-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:7px;color:var(--muted);font-size:11.5px}
.analytics-card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:24px;overflow:hidden}
.analytics-head{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:17px 20px;border-bottom:1px solid var(--line)}
.analytics-head h3,.section-title h3{font-size:15px;margin:0;font-weight:680}
.analytics-head p{font-size:12px;color:var(--muted);margin:2px 0 0}
.range-switch{display:flex;background:var(--bg);padding:3px;border-radius:8px;flex-shrink:0}
.range-switch button{border:0;background:transparent;color:var(--muted);font-size:12px;padding:6px 11px;border-radius:6px;cursor:pointer}
.range-switch button.on{background:var(--card);color:var(--brand-d);font-weight:650;box-shadow:0 1px 4px rgba(20,29,51,.12)}
.range-switch button:focus-visible{outline:2px solid var(--brand);outline-offset:1px}
.range-switch button:disabled{cursor:wait;opacity:.55}
.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border-bottom:1px solid var(--line)}
.chart-panel{min-width:0;padding:18px 18px 10px}
.chart-panel+ .chart-panel{border-left:1px solid var(--line)}
.chart-title{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:4px}
.chart-title b{font-size:13px;font-weight:650}
.chart-title span{font-size:11.5px;color:var(--muted)}
.chart-svg{width:100%;height:auto;display:block;overflow:visible}
.chart-grid-line{stroke:#e9edf3;stroke-width:1}
.chart-axis{fill:#7b8598;font-size:10px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif}
.chart-area{fill:rgba(14,122,116,.10)}
.chart-line{fill:none;stroke:var(--brand);stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.chart-dot{fill:#fff;stroke:var(--brand);stroke-width:2;opacity:.25}
.chart-dot:hover{opacity:1;r:5px}
.chart-bar{fill:var(--ink-soft);opacity:.84}
.chart-bar:hover{fill:var(--brand);opacity:1}
.rank-block{padding:17px 20px 19px}
.rank-row{display:grid;grid-template-columns:20px minmax(90px,160px) minmax(100px,1fr) 105px;align-items:center;gap:10px;margin-top:11px;font-size:12.5px}
.rank-no{color:var(--muted);font-variant-numeric:tabular-nums}
.rank-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-track{height:7px;background:#edf0f5;border-radius:999px;overflow:hidden}
.rank-track i{display:block;height:100%;background:var(--brand);border-radius:999px}
.rank-value{text-align:right;font-weight:650}
.rank-value small{display:block;color:var(--muted);font-size:10.5px;font-weight:500}
.analytics-empty{padding:22px 0 4px;color:var(--muted);text-align:center;font-size:12.5px}
.section-title{display:flex;align-items:baseline;gap:10px;margin:2px 0 12px}
.section-title span{font-size:12px;color:var(--muted)}

/* 商品兑换卡片（代理端） */
.buy-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.buy{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:18px;display:flex;flex-direction:column;gap:4px}
.buy .nm{font-weight:600;font-size:15px}
.buy .pr{font-size:24px;font-weight:700;color:var(--brand);letter-spacing:-.3px}
.buy .pr small{font-size:13px;color:var(--muted);font-weight:600}
.buy .st{font-size:12.5px;color:var(--muted);margin-bottom:8px}
.buy .act{margin-top:auto;display:flex;gap:8px;align-items:center}
.buy .qty{width:64px;padding:8px}

/* 弹窗 */
.mask{position:fixed;inset:0;background:rgba(15,20,35,.46);display:flex;align-items:center;justify-content:center;padding:18px;z-index:50}
.modal{background:var(--card);border-radius:14px;width:100%;max-width:440px;max-height:90vh;overflow-y:auto;box-shadow:0 30px 70px rgba(0,0,0,.35)}
.modal.wide{max-width:620px}
.modal-h{padding:17px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.modal-h b{font-size:16px}
.modal-h .x{cursor:pointer;color:var(--muted);font-size:20px;line-height:1;border:0;background:none}
.modal-b{padding:20px}
.modal-f{padding:15px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}

/* 卡密展示 */
.codes{background:var(--ink);border-radius:10px;padding:14px;max-height:280px;overflow-y:auto;margin:14px 0}
.codes .c{font-family:ui-monospace,Menlo,monospace;color:#7fe0b0;font-size:14px;padding:3px 0;letter-spacing:.5px}

/* 内嵌 USDT 收银台 */
.paybox{display:grid;grid-template-columns:220px minmax(0,1fr);gap:26px;align-items:center;max-width:780px}
.pay-qr-wrap{padding:16px;border:1px solid var(--line);border-radius:12px;text-align:center;color:var(--muted);font-size:12px;background:#fff}
.pay-qr{display:block;width:188px;height:188px;max-width:100%;margin:0 auto 8px;image-rendering:crisp-edges}
.pay-detail{min-width:0}
.pay-network{display:inline-block;padding:5px 10px;border-radius:999px;background:var(--brand-tint);color:var(--brand-d);font-size:12px;font-weight:700;margin-bottom:15px}
.pay-label{font-size:12px;color:var(--muted);margin-bottom:3px}
.pay-amount{font-size:32px;line-height:1.2;font-weight:750;color:var(--brand);margin-bottom:9px;word-break:break-all}
.pay-amount small{font-size:13px;color:var(--muted);font-weight:650}
.address-label{margin-top:17px}
.pay-address{font-size:14px;line-height:1.5;word-break:break-all;margin-bottom:9px}
.pay-summary{display:flex;justify-content:space-between;gap:12px;max-width:780px;margin-top:20px;padding-top:15px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.pay-summary b{color:var(--text)}
.pay-warning{max-width:780px;margin-top:14px;padding:11px 13px;border-radius:8px;background:var(--warn-bg);color:#8a5a16;font-size:12.5px}
.pay-status{max-width:780px;margin:14px 0 12px;padding:12px 14px;border-radius:8px;background:#eef7f6;color:var(--brand-d);font-size:13px;font-weight:600}
.pay-status.paid{background:var(--pos-bg);color:var(--pos)}
.pay-status.expired{background:var(--neg-bg);color:var(--neg)}
.pay-pulse{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--brand);margin-right:8px;animation:paypulse 1.5s ease-in-out infinite}
@keyframes paypulse{50%{opacity:.3;transform:scale(.75)}}
.payment-settings{display:flex;align-items:flex-start;gap:30px;max-width:980px}
.payment-settings form{flex:1;min-width:0}
.settings-qr{width:190px;text-align:center;color:var(--muted);font-size:12px}
.settings-qr img{width:180px;height:180px;border:1px solid var(--line);border-radius:10px;padding:8px;background:#fff;display:block;margin-bottom:7px}
.settings-qr b{display:block;color:var(--text);margin-bottom:3px}
.settings-qr span{display:block}
.settings-qr-grid{display:grid;grid-template-columns:repeat(2,190px);gap:22px 16px}
.pay-state{padding:9px 12px;border-radius:8px;font-size:13px;font-weight:650;margin-bottom:15px}
.pay-state.on{background:var(--pos-bg);color:var(--pos)}
.pay-state.off{background:var(--warn-bg);color:var(--warn)}

/* Toast */
.toasts{position:fixed;top:18px;right:18px;z-index:100;display:flex;flex-direction:column;gap:10px}
.toast{background:var(--ink);color:#fff;padding:12px 16px;border-radius:10px;font-size:13.5px;box-shadow:0 10px 30px rgba(0,0,0,.3);
  max-width:330px;animation:slidein .2s ease}
.toast.ok{border-left:3px solid var(--pos)}
.toast.err{border-left:3px solid var(--neg)}
@keyframes slidein{from{opacity:0;transform:translateX(16px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.toast{animation:none}}

/* 迷你柱状趋势 */
.spark{display:flex;align-items:flex-end;gap:4px;height:90px;padding-top:8px}
.spark .bar{flex:1;background:var(--brand-tint);border-radius:4px 4px 0 0;position:relative;min-height:3px;transition:background .12s}
.spark .bar:hover{background:var(--brand)}
.spark-x{display:flex;gap:4px;margin-top:6px}
.spark-x span{flex:1;text-align:center;font-size:10px;color:var(--muted);overflow:hidden}

/* ---------- 响应式：移动端 ---------- */
@media (max-width:820px){
  html,body,#app,.app,.main{width:100%;min-width:0;max-width:100%}
  input,select,textarea{font-size:16px}
  textarea{font-size:16px}
  .app{flex-direction:column}
  .side{position:fixed;bottom:0;left:0;right:0;top:auto;width:100%;height:auto;flex-direction:row;z-index:40;
    border-top:1px solid rgba(255,255,255,.08)}
  .side .logo,.side .foot{display:none}
  .nav{display:flex;padding:0;overflow-x:auto}
  .nav a{flex-direction:column;gap:3px;padding:9px 6px;font-size:10.5px;border-left:0;border-top:3px solid transparent;min-width:62px;flex:1;text-align:center}
  .nav a.on{border-left:0;border-top-color:var(--brand);background:rgba(14,122,116,.22)}
  .nav a .ic{font-size:17px}
  .main{padding-bottom:66px}
  .top{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;background:var(--ink);color:#fff;position:sticky;top:0;z-index:30}
  .top .mt{font-size:15px;font-weight:600}
  .top .tu{font-size:12.5px;color:#9aa4bd}
  .top .tu a{color:#cfd6e6;margin-left:12px}
  .content{padding:16px;min-width:0;max-width:100%;overflow-x:hidden}
  .page-h h2{font-size:18px}
  .period-strip{grid-template-columns:1fr 1fr}
  .period-stat{padding:15px 16px;border-bottom:1px solid var(--line)}
  .period-stat:nth-child(2){border-right:0}
  .period-stat:nth-child(n+3){border-bottom:0}
  .period-value{font-size:22px}
  .period-meta{gap:7px}
  .analytics-head{align-items:flex-start;padding:15px 16px}
  .analytics-head p{max-width:190px}
  .chart-grid{grid-template-columns:1fr}
  .chart-panel{padding:16px 10px 8px}
  .chart-panel+ .chart-panel{border-left:0;border-top:1px solid var(--line)}
  .rank-block{padding:15px 16px 17px}
  .rank-row{grid-template-columns:18px minmax(76px,120px) minmax(70px,1fr) 88px;gap:7px}
  .tiles{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
  .tile .v{font-size:21px}
  .grid2{grid-template-columns:1fr}
  .card-b.scroll-x,.scroll-x{overflow-x:auto}
  table{min-width:560px}
  .content>.card .card-b.flush{overflow-x:auto}
  .mask{padding:12px}
  .modal{max-height:calc(100dvh - 24px)}
  .paybox{grid-template-columns:1fr;gap:18px}
  .pay-qr-wrap{width:220px;max-width:100%;margin:auto}
  .pay-summary{flex-direction:column;gap:3px}
  .payment-settings{display:block}
  .settings-qr-grid{grid-template-columns:repeat(auto-fit,minmax(180px,190px));justify-content:center;margin-top:22px}
}
@media (max-width:480px){
  .analytics-head{display:block}
  .range-switch{margin-top:12px;width:max-content}
  .period-stat{padding:14px 13px}
  .period-value{font-size:19px}
  .period-meta span:last-child{width:100%}
  .rank-row{grid-template-columns:16px minmax(70px,105px) 1fr 76px}
  .rank-value{font-size:11.5px}
}
@media (max-width:820px){
  .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
}