/* =========================================================
   My Admin Pro - 纯原生后台管理系统样式
   ========================================================= */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --p1:#6366f1;--p2:#8b5cf6;--pg:linear-gradient(135deg,#6366f1,#8b5cf6);
  --ps:rgba(99,102,241,.1);
  --sb:#0f172a;--sb2:#1e1b4b;--st:#94a3b8;--sa:#fff;--sh:rgba(255,255,255,.06);--sact:rgba(99,102,241,.15);
  --bg:#f1f5f9;--card:#fff;--elv:#f8fafc;
  --t1:#0f172a;--t2:#475569;--t3:#94a3b8;
  --bd:#e2e8f0;--bdl:#f1f5f9;
  --ss:0 1px 2px rgba(15,23,42,.04);--sm:0 4px 6px -1px rgba(15,23,42,.06),0 2px 4px -2px rgba(15,23,42,.04);
  --sl:0 10px 20px -5px rgba(15,23,42,.08),0 6px 10px -6px rgba(15,23,42,.05);
  --sx:0 20px 30px -10px rgba(99,102,241,.15),0 10px 15px -5px rgba(15,23,42,.06);
  --ok:#10b981;--okb:rgba(16,185,129,.1);--wn:#f59e0b;--wnb:rgba(245,158,11,.1);
  --er:#ef4444;--erb:rgba(239,68,68,.1);--if:#3b82f6;--ifb:rgba(59,130,246,.1);
  --sw:260px;--sc:80px;--hh:64px;--rs:8px;--rm:12px;--rl:16px;
  --ease:cubic-bezier(.4,0,.2,1);--dur:.25s;
}
html,body{height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,sans-serif;font-size:14px;line-height:1.5;color:var(--t1);background:var(--bg);-webkit-font-smoothing:antialiased;overflow:hidden}
body.login-page{overflow:auto;background:var(--pg);display:flex;align-items:center;justify-content:center;min-height:100vh}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
a{text-decoration:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:14px}

/* ===== Layout ===== */
.app{display:flex;height:100vh;overflow:hidden}

/* ===== Sidebar ===== */
.sidebar{width:var(--sw);flex-shrink:0;background:linear-gradient(180deg,var(--sb),var(--sb2));display:flex;flex-direction:column;transition:width var(--dur) var(--ease);position:relative;z-index:20}
.sidebar.collapsed{width:var(--sc)}
.sb-logo{height:var(--hh);display:flex;align-items:center;gap:12px;padding:0 24px;border-bottom:1px solid rgba(255,255,255,.06);white-space:nowrap;overflow:hidden}
.sb-logo .mark{width:36px;height:36px;flex-shrink:0;background:var(--pg);border-radius:10px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(99,102,241,.4)}
.sb-logo .txt{font-size:18px;font-weight:700;color:#fff;letter-spacing:.3px;transition:opacity var(--dur) var(--ease)}
.sidebar.collapsed .txt{opacity:0}
.sb-nav{flex:1;padding:16px 12px;overflow-y:auto;overflow-x:hidden}
.sb-nav::-webkit-scrollbar{width:4px}.sb-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:2px}
.nav-label{padding:12px 12px 8px;font-size:11px;font-weight:600;color:var(--st);text-transform:uppercase;letter-spacing:1px;opacity:.5;white-space:nowrap;overflow:hidden}
.sidebar.collapsed .nav-label{opacity:0;height:0;padding:0}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;margin-bottom:2px;border-radius:var(--rs);color:var(--st);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s var(--ease);white-space:nowrap;position:relative;overflow:hidden}
.nav-item:hover{background:var(--sh);color:var(--sa)}
.nav-item.active{background:var(--sact);color:var(--sa);font-weight:600}
.nav-item.active::before{content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--pg);border-radius:0 3px 3px 0}
.nav-item .ico{width:20px;height:20px;flex-shrink:0;display:flex;align-items:center;justify-content:center}
.nav-item .ico svg{width:20px;height:20px}
.sidebar.collapsed .nav-item{justify-content:center;padding:10px}
.sidebar.collapsed .nav-item span{opacity:0;width:0;pointer-events:none}
.nav-item span{transition:opacity var(--dur) var(--ease)}
.sb-footer{padding:12px;border-top:1px solid rgba(255,255,255,.06)}
.collapse-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:10px;border-radius:var(--rs);color:var(--st);font-size:13px;transition:all .2s var(--ease);white-space:nowrap;overflow:hidden}
.collapse-btn:hover{background:var(--sh);color:var(--sa)}
.collapse-btn svg{width:18px;height:18px;flex-shrink:0;transition:transform var(--dur) var(--ease)}
.sidebar.collapsed .collapse-btn svg{transform:rotate(180deg)}
.sidebar.collapsed .collapse-btn span{opacity:0;width:0}
.sb-overlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:15;opacity:0;transition:opacity var(--dur) var(--ease)}
.sb-overlay.show{opacity:1}

/* ===== Main ===== */
.main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}

/* ===== Header ===== */
.header{height:var(--hh);background:var(--card);border-bottom:1px solid var(--bd);display:flex;align-items:center;padding:0 24px;gap:16px;position:relative;z-index:10}
.hd-left{display:flex;align-items:center;gap:12px}
.m-toggle{display:none;width:36px;height:36px;border-radius:8px;align-items:center;justify-content:center;color:var(--t2)}
.m-toggle:hover{background:var(--elv)}
.pg-title{font-size:18px;font-weight:600;color:var(--t1)}
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--t3)}
.breadcrumb .sep{opacity:.5}.breadcrumb .cur{color:var(--t2);font-weight:500}
.hd-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{position:relative;width:280px}
.search-box input{width:100%;height:38px;padding:0 14px 0 40px;border:1px solid var(--bd);border-radius:var(--rs);background:var(--elv);font-size:13px;color:var(--t1);transition:all .2s var(--ease);outline:none}
.search-box input::placeholder{color:var(--t3)}
.search-box input:focus{background:#fff;border-color:var(--p1);box-shadow:0 0 0 3px var(--ps)}
.search-box .si{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--t3);pointer-events:none}
.search-box .si svg{width:16px;height:16px}
.hd-btn{position:relative;width:38px;height:38px;border-radius:var(--rs);display:flex;align-items:center;justify-content:center;color:var(--t2);transition:all .2s var(--ease)}
.hd-btn:hover{background:var(--elv);color:var(--t1)}
.hd-btn svg{width:20px;height:20px}
.hd-btn .dot{position:absolute;top:9px;right:9px;width:8px;height:8px;background:var(--er);border-radius:50%;border:2px solid var(--card)}
.user-chip{display:flex;align-items:center;gap:10px;padding:4px 12px 4px 4px;border-radius:999px;cursor:pointer;transition:background .2s var(--ease)}
.user-chip:hover{background:var(--elv)}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--pg);display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;font-weight:600;flex-shrink:0}
.u-info{display:flex;flex-direction:column;line-height:1.2}
.u-name{font-size:13px;font-weight:600;color:var(--t1)}
.u-role{font-size:11px;color:var(--t3)}

/* ===== Content ===== */
.content{flex:1;overflow-y:auto;padding:24px}
.content::-webkit-scrollbar{width:8px}.content::-webkit-scrollbar-track{background:transparent}.content::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}
.pg-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}

/* ===== Stat Cards ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:24px}
.stat{background:var(--card);border-radius:var(--rl);padding:22px;box-shadow:var(--ss);border:1px solid var(--bdl);transition:all .3s var(--ease);position:relative;overflow:hidden}
.stat:hover{transform:translateY(-4px);box-shadow:var(--sx);border-color:transparent}
.stat::after{content:"";position:absolute;top:0;right:0;width:120px;height:120px;background:radial-gradient(circle at top right,var(--cg,rgba(99,102,241,.08)),transparent 70%);opacity:0;transition:opacity .3s var(--ease)}
.stat:hover::after{opacity:1}
.stat.c1{--cg:rgba(99,102,241,.12)}.stat.c2{--cg:rgba(16,185,129,.12)}.stat.c3{--cg:rgba(245,158,11,.12)}.stat.c4{--cg:rgba(236,72,153,.12)}
.stat-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px}
.stat-ico{width:46px;height:46px;border-radius:var(--rm);display:flex;align-items:center;justify-content:center;color:#fff}
.stat-ico svg{width:22px;height:22px}
.stat-ico.c1{background:var(--pg);box-shadow:0 4px 12px rgba(99,102,241,.35)}
.stat-ico.c2{background:linear-gradient(135deg,#10b981,#059669);box-shadow:0 4px 12px rgba(16,185,129,.35)}
.stat-ico.c3{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 4px 12px rgba(245,158,11,.35)}
.stat-ico.c4{background:linear-gradient(135deg,#ec4899,#be185d);box-shadow:0 4px 12px rgba(236,72,153,.35)}
.stat-trend{display:flex;align-items:center;gap:4px;font-size:12px;font-weight:600;padding:4px 8px;border-radius:999px}
.stat-trend.up{color:var(--ok);background:var(--okb)}.stat-trend.down{color:var(--er);background:var(--erb)}
.stat-trend svg{width:12px;height:12px}
.stat-val{font-size:28px;font-weight:700;color:var(--t1);letter-spacing:-.5px;margin-bottom:4px;font-variant-numeric:tabular-nums}
.stat-lbl{font-size:13px;color:var(--t3);font-weight:500}

/* ===== Card ===== */
.card{background:var(--card);border-radius:var(--rl);box-shadow:var(--ss);border:1px solid var(--bdl);overflow:hidden;margin-bottom:24px}
.card-hd{padding:20px 22px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--bdl)}
.card-title{font-size:16px;font-weight:600;color:var(--t1)}
.card-sub{font-size:12px;color:var(--t3);margin-top:2px}
.card-act{display:flex;align-items:center;gap:8px}
.card-body{padding:22px}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;border-radius:var(--rs);cursor:pointer;transition:all .2s var(--ease);border:1px solid transparent;white-space:nowrap}
.btn svg{width:14px;height:14px}
.btn-primary{background:var(--pg);color:#fff;box-shadow:0 2px 8px rgba(99,102,241,.3)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(99,102,241,.4)}
.btn-secondary{background:var(--card);color:var(--t2);border-color:var(--bd)}
.btn-secondary:hover{border-color:var(--p1);color:var(--p1)}
.btn-danger{background:var(--er);color:#fff}.btn-danger:hover{background:#dc2626}
.btn-success{background:var(--ok);color:#fff}.btn-success:hover{background:#059669}
.btn-warning{background:var(--wn);color:#fff}.btn-warning:hover{background:#d97706}
.btn-sm{padding:5px 10px;font-size:12px}
.btn-xs{padding:3px 8px;font-size:11px}

/* ===== Chips / Tags ===== */
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;font-size:12px;font-weight:500;border-radius:999px;border:1px solid var(--bd);color:var(--t2);background:var(--card);cursor:pointer;transition:all .2s var(--ease)}
.chip:hover{border-color:var(--p1);color:var(--p1)}
.chip.active{background:var(--ps);border-color:transparent;color:var(--p1);font-weight:600}
.tag{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;font-size:12px;font-weight:500;border-radius:999px}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.tag.ok{color:var(--ok);background:var(--okb)}.tag.wn{color:var(--wn);background:var(--wnb)}
.tag.if{color:var(--if);background:var(--ifb)}.tag.er{color:var(--er);background:var(--erb)}

/* ===== Forms ===== */
.form-group{margin-bottom:18px}
.form-label{display:block;font-size:13px;font-weight:500;color:var(--t2);margin-bottom:6px}
.form-ctl{width:100%;height:38px;padding:0 12px;border:1px solid var(--bd);border-radius:var(--rs);font-size:13px;color:var(--t1);background:var(--card);transition:all .2s var(--ease);outline:none}
.form-ctl:focus{border-color:var(--p1);box-shadow:0 0 0 3px var(--ps)}
.form-ctl::placeholder{color:var(--t3)}
textarea.form-ctl{height:auto;padding:10px 12px;resize:vertical;min-height:80px}
select.form-ctl{cursor:pointer}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-check{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:13px;color:var(--t2)}
.form-check input{width:16px;height:16px;accent-color:var(--p1)}

/* ===== Switch ===== */
.switch{position:relative;display:inline-block;width:44px;height:24px}
.switch input{opacity:0;width:0;height:0}
.switch .slider{position:absolute;cursor:pointer;inset:0;background:#cbd5e1;border-radius:24px;transition:.3s}
.switch .slider::before{content:"";position:absolute;height:18px;width:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.3s}
.switch input:checked+.slider{background:var(--pg)}
.switch input:checked+.slider::before{transform:translateX(20px)}

/* ===== Tables ===== */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
thead{background:var(--elv)}
th{padding:12px 22px;text-align:left;font-size:12px;font-weight:600;color:var(--t2);text-transform:uppercase;letter-spacing:.5px;white-space:nowrap}
td{padding:14px 22px;font-size:13px;color:var(--t1);border-bottom:1px solid var(--bdl);white-space:nowrap}
tbody tr{transition:background .15s var(--ease)}
tbody tr:hover{background:var(--elv)}
tbody tr:last-child td{border-bottom:none}
.tbl-id{font-weight:600;color:var(--p1);font-variant-numeric:tabular-nums}
.cust-cell{display:flex;align-items:center;gap:10px}
.cust-av{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:600;flex-shrink:0}
.cust-name{font-weight:500}.cust-mail{font-size:12px;color:var(--t3);margin-top:1px}
.amount{font-weight:600;font-variant-numeric:tabular-nums}
.act-btn{width:28px;height:28px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;color:var(--t3);transition:all .15s var(--ease);margin-right:4px}
.act-btn:hover{background:var(--ps);color:var(--p1)}
.act-btn svg{width:15px;height:15px}
.act-btn.danger:hover{background:var(--erb);color:var(--er)}

/* ===== Pagination ===== */
.pagination{display:flex;align-items:center;justify-content:center;gap:6px;padding:16px 22px}
.page-btn{min-width:32px;height:32px;padding:0 10px;border-radius:var(--rs);display:inline-flex;align-items:center;justify-content:center;font-size:13px;color:var(--t2);background:var(--card);border:1px solid var(--bd);cursor:pointer;transition:all .2s var(--ease)}
.page-btn:hover{border-color:var(--p1);color:var(--p1)}
.page-btn.active{background:var(--pg);color:#fff;border-color:transparent}
.page-btn:disabled{opacity:.5;cursor:not-allowed}

/* ===== Charts Row ===== */
.charts-row{display:grid;grid-template-columns:2fr 1fr;gap:20px;margin-bottom:24px}
.line-wrap{padding:20px 22px 24px;position:relative}
.chart-legend{display:flex;gap:20px;margin-bottom:16px}
.legend-item{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--t2);font-weight:500}
.legend-dot{width:8px;height:8px;border-radius:50%}
.legend-dot.r1{background:var(--p1)}.legend-dot.r2{background:#10b981}
.chart-box{position:relative;width:100%;height:260px}
.chart-grid{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;padding:0 0 28px}
.chart-gl{height:1px;background:var(--bdl);position:relative}
.chart-gl .yl{position:absolute;left:0;top:-8px;font-size:11px;color:var(--t3);font-variant-numeric:tabular-nums}
.chart-svg{position:absolute;inset:0;width:100%;height:calc(100% - 28px)}
.chart-xl{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;padding:8px 0 0;font-size:11px;color:var(--t3)}
.cpath{fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1000;stroke-dashoffset:1000;animation:drawLine 2s var(--ease) forwards}
.carea{opacity:0;animation:fadeIn 1.5s var(--ease) .5s forwards}
.cpoint{opacity:0;animation:popPoint .4s var(--ease) forwards}
@keyframes drawLine{to{stroke-dashoffset:0}}@keyframes fadeIn{to{opacity:1}}
@keyframes popPoint{0%{opacity:0;transform:scale(0)}70%{transform:scale(1.3)}100%{opacity:1;transform:scale(1)}}

/* Donut */
.donut-wrap{padding:24px 22px;display:flex;flex-direction:column;align-items:center}
.donut{position:relative;width:180px;height:180px;margin:8px 0 20px}
.donut svg{width:100%;height:100%;transform:rotate(-90deg)}
.donut-bg{fill:none;stroke:var(--bdl);stroke-width:14}
.donut-fg{fill:none;stroke:url(#donutGrad);stroke-width:14;stroke-linecap:round;stroke-dasharray:471;stroke-dashoffset:471;transition:stroke-dashoffset 1.5s var(--ease)}
.donut-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.donut-val{font-size:32px;font-weight:700;color:var(--t1);letter-spacing:-1px;font-variant-numeric:tabular-nums}
.donut-lbl{font-size:12px;color:var(--t3);margin-top:2px}
.donut-stats{width:100%;display:flex;flex-direction:column;gap:12px;padding-top:16px;border-top:1px solid var(--bdl)}
.donut-row{display:flex;align-items:center;justify-content:space-between;font-size:13px}
.donut-row .l{display:flex;align-items:center;gap:8px;color:var(--t2)}
.donut-row .d{width:8px;height:8px;border-radius:50%}
.donut-row .v{font-weight:600;color:var(--t1);font-variant-numeric:tabular-nums}

/* ===== Modal / Dialog ===== */
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .25s var(--ease)}
.modal-mask.show{opacity:1;visibility:visible}
.modal{background:#fff;border-radius:var(--rl);box-shadow:0 25px 50px -12px rgba(0,0,0,.25);width:100%;max-width:560px;max-height:85vh;overflow:hidden;transform:translateY(20px) scale(.96);transition:transform .25s var(--ease)}
.modal-mask.show .modal{transform:translateY(0) scale(1)}
.modal-hd{padding:18px 24px;border-bottom:1px solid var(--bdl);display:flex;align-items:center;justify-content:space-between}
.modal-hd h3{font-size:16px;font-weight:600;color:var(--t1)}
.modal-close{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--t3);cursor:pointer;transition:all .2s}
.modal-close:hover{background:var(--elv);color:var(--t1)}
.modal-close svg{width:18px;height:18px}
.modal-body{padding:24px;max-height:calc(85vh - 130px);overflow-y:auto}
.modal-ft{padding:16px 24px;border-top:1px solid var(--bdl);display:flex;justify-content:flex-end;gap:10px}

/* Confirm dialog */
.confirm-box{text-align:center;padding:10px 0}
.confirm-ico{width:56px;height:56px;border-radius:50%;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:28px}
.confirm-ico.warn{background:var(--wnb);color:var(--wn)}
.confirm-ico.err{background:var(--erb);color:var(--er)}
.confirm-ico.info{background:var(--ifb);color:var(--if)}
.confirm-ico.ok{background:var(--okb);color:var(--ok)}
.confirm-title{font-size:17px;font-weight:600;color:var(--t1);margin-bottom:8px}
.confirm-msg{font-size:14px;color:var(--t2);line-height:1.6}

/* ===== Toast ===== */
.toast-container{position:fixed;top:24px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:10px}
.toast{background:#fff;border-radius:var(--rm);box-shadow:0 10px 30px rgba(0,0,0,.15);padding:14px 18px;display:flex;align-items:center;gap:12px;min-width:280px;max-width:400px;transform:translateX(120%);transition:transform .3s var(--ease);border-left:4px solid var(--if)}
.toast.show{transform:translateX(0)}
.toast.success{border-left-color:var(--ok)}.toast.error{border-left-color:var(--er)}
.toast.warning{border-left-color:var(--wn)}.toast.info{border-left-color:var(--if)}
.toast-ico{width:24px;height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:14px;color:#fff}
.toast.success .toast-ico{background:var(--ok)}.toast.error .toast-ico{background:var(--er)}
.toast.warning .toast-ico{background:var(--wn)}.toast.info .toast-ico{background:var(--if)}
.toast-content{flex:1}.toast-title{font-size:14px;font-weight:600;color:var(--t1);margin-bottom:2px}
.toast-msg{font-size:13px;color:var(--t2)}
.toast-close{color:var(--t3);cursor:pointer;padding:4px;border-radius:4px;transition:all .2s}
.toast-close:hover{background:var(--elv);color:var(--t1)}

/* ===== Loading ===== */
.loading-mask{position:fixed;inset:0;background:rgba(255,255,255,.8);z-index:3000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .2s}
.loading-mask.show{opacity:1;visibility:visible}
.spinner{width:48px;height:48px;border:4px solid var(--bdl);border-top-color:var(--p1);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ===== Dropdown ===== */
.dropdown{position:relative}
.dropdown-menu{position:absolute;top:calc(100% + 8px);right:0;background:#fff;border-radius:var(--rm);box-shadow:0 10px 30px rgba(0,0,0,.12);min-width:160px;padding:6px;z-index:100;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .2s var(--ease)}
.dropdown-menu.show{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:var(--rs);font-size:13px;color:var(--t2);cursor:pointer;transition:all .15s}
.dropdown-item:hover{background:var(--elv);color:var(--t1)}
.dropdown-item svg{width:16px;height:16px}
.dropdown-item.danger{color:var(--er)}.dropdown-item.danger:hover{background:var(--erb)}

/* ===== Login ===== */
.login-card{background:#fff;border-radius:20px;box-shadow:0 25px 50px -12px rgba(0,0,0,.25);width:100%;max-width:420px;padding:40px;margin:20px}
.login-logo{text-align:center;margin-bottom:32px}
.login-logo .mark{width:56px;height:56px;margin:0 auto 16px;background:var(--pg);border-radius:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(99,102,241,.4)}
.login-logo h1{font-size:24px;font-weight:700;color:var(--t1);margin-bottom:4px}
.login-logo p{font-size:14px;color:var(--t3)}
.login-form .btn{width:100%;height:42px;font-size:14px;margin-top:8px}
.login-footer{text-align:center;margin-top:24px;font-size:13px;color:var(--t3)}
.login-footer a{color:var(--p1);font-weight:500}

/* ===== Empty ===== */
.empty{text-align:center;padding:60px 20px;color:var(--t3)}
.empty svg{width:64px;height:64px;margin-bottom:16px;opacity:.5}
.empty h3{font-size:16px;color:var(--t2);margin-bottom:8px}

/* ===== Responsive ===== */
@media(max-width:1280px){.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1024px){.charts-row{grid-template-columns:1fr}.search-box{width:200px}.form-row{grid-template-columns:1fr}}
@media(max-width:768px){
  .sidebar{position:fixed;left:0;top:0;bottom:0;transform:translateX(-100%);transition:transform var(--dur) var(--ease);width:var(--sw)}
  .sidebar.mobile-open{transform:translateX(0)}
  .sidebar.collapsed{width:var(--sw)}
  .sidebar.collapsed .txt,.sidebar.collapsed .nav-item span,.sidebar.collapsed .collapse-btn span{opacity:1;width:auto}
  .sidebar.collapsed .nav-label{opacity:.5;height:auto;padding:12px 12px 8px}
  .sidebar.collapsed .nav-item{justify-content:flex-start;padding:10px 12px}
  .sidebar.collapsed .collapse-btn svg{transform:none}
  .m-toggle{display:flex}.sb-overlay{display:block}
  .u-info{display:none}.search-box{display:none}
  .content{padding:16px}.stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:16px}.stat-val{font-size:22px}.pg-title{font-size:16px}
  .modal{margin:0 16px}
}
@media(max-width:480px){.stats{grid-template-columns:1fr}.header{padding:0 16px}.login-card{padding:28px 20px}}