@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --bg:#16191c; --panel:#1f2327; --panel-2:#262b30; --line:#33383d;
  --amber:#f2b807; --green:#4c9a6a; --red:#e8491d;
  --text:#f2f1ec; --muted:#9aa0a6;
}
*{box-sizing:border-box;}
body{
  margin:0; font-family:'Inter',sans-serif; background:var(--bg); color:var(--text);
  min-height:100vh;
}
.display{font-family:'Oswald',sans-serif; letter-spacing:.02em;}
.mono{font-family:'JetBrains Mono',monospace;}
a{color:inherit;}
.tread{height:6px;background-image:repeating-linear-gradient(90deg,var(--amber) 0 10px,transparent 10px 18px);opacity:.55;border-radius:2px;}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;}
.label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600;}
input,select{
  background:var(--panel-2); border:1px solid var(--line); color:var(--text);
  border-radius:6px; padding:12px; font-family:'JetBrains Mono',monospace;
  outline:none; width:100%; font-size:16px;
}
.logo-img{max-width:140px;width:100%;height:auto;display:block;}
.btn-icon-delete{
  background:transparent;border:1px solid var(--line);color:var(--red);
  border-radius:6px;width:34px;height:34px;cursor:pointer;font-size:15px;
  display:inline-flex;align-items:center;justify-content:center;
}
.btn-icon-delete:hover{background:rgba(232,73,29,.12);border-color:var(--red);}
input:focus,select:focus{border-color:var(--amber);}
.btn{
  font-family:'Oswald',sans-serif; letter-spacing:.04em; text-transform:uppercase;
  font-weight:600; font-size:13px; border-radius:6px; padding:11px 18px;
  cursor:pointer; border:none; display:inline-block; text-decoration:none;
}
.btn-primary{background:var(--amber); color:#1a1500;}
.btn-primary:hover{filter:brightness(1.08);}
.btn-ghost{background:transparent; color:var(--text); border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--amber);}
.btn-danger{background:transparent; color:var(--red); border:1px solid var(--red);}
.btn-tab{background:var(--panel-2); color:var(--text); margin-right:8px;}
.btn-tab.active{background:var(--amber); color:#1a1500;}
.nav-item{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:8px;color:var(--muted);font-size:14px;font-weight:500;text-decoration:none;margin-bottom:2px;}
.nav-item:hover{background:var(--panel-2); color:var(--text);}
.nav-item.active{background:var(--panel-2); color:var(--amber);}
table{width:100%;border-collapse:collapse;font-size:13.5px;}
th{text-align:left;padding:9px 12px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);border-bottom:1px solid var(--line);font-weight:600;}
td{padding:10px 12px;border-bottom:1px solid var(--line);font-family:'JetBrains Mono',monospace;}
tr:last-child td{border-bottom:none;}
.err{color:var(--red);font-size:12.5px;margin-bottom:12px;}
.ok{color:var(--green);font-size:12.5px;margin-top:8px;}

.gauge-wrap{display:flex;flex-direction:column;align-items:center;width:150px;}
.gauge{width:130px;height:130px;border-radius:50%;display:flex;align-items:center;justify-content:center;position:relative;}
.gauge::before{content:"";position:absolute;width:96px;height:96px;background:var(--panel);border-radius:50%;}
.gauge-inner{position:relative;z-index:1;font-family:'Oswald',sans-serif;font-size:22px;font-weight:600;}
.gauge-label{font-family:'Oswald',sans-serif;font-size:13px;margin-top:6px;}
.gauge-sub{font-size:11.5px;color:var(--muted);text-align:center;}

.chart-box{position:relative;width:100%;height:390px;}
@media(max-width:640px){
  .chart-box{height:auto;aspect-ratio:1/1.3;}
}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;}
.bar-bg{height:5px;background:var(--panel-2);border-radius:3px;overflow:hidden;}
.bar-fill{height:100%;}

.admin-shell{display:flex;min-height:100vh;}
.sidebar{width:180px;border-right:1px solid var(--line);padding:16px;flex-shrink:0;}
.main{flex:1;padding:22px 24px;overflow-x:hidden;}

.center-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;}
.login-box{width:100%;max-width:380px;}
.row{display:flex;gap:8px;margin-bottom:8px;align-items:center;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px;}

@media(max-width:640px){
  .admin-shell{flex-direction:column;}
  .sidebar{width:100%;display:flex;overflow-x:auto;border-right:none;border-bottom:1px solid var(--line);}
  .sidebar .nav-item{white-space:nowrap;}
}