:root{
  --bg:#0a0e14;
  --bg2:#0f141d;
  --card:#121926;
  --border:#1e2a3a;
  --text:#e6edf3;
  --muted:#8b98a9;
  --accent:#2dd4bf;
  --accent2:#38bdf8;
  --good:#22c55e;
  --bad:#ef4444;
  --gold:#f59e0b;
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  min-height:100vh;
}

/* ============ LOGIN ============ */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1200px 700px at 50% -10%,#12263a 0%,var(--bg) 60%)}
.login-card{background:var(--card);border:1px solid var(--border);border-radius:16px;
  padding:40px;width:360px;display:flex;flex-direction:column;gap:10px;
  box-shadow:0 20px 60px rgba(0,0,0,.5)}
.logo{font-size:26px;font-weight:800;letter-spacing:-.5px}
.logo span{color:var(--accent)}
.login-sub{color:var(--muted);font-size:14px;margin-bottom:10px}
.login-card label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.login-card input{background:var(--bg2);border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;color:var(--text);font-size:15px;outline:none}
.login-card input:focus{border-color:var(--accent)}
.login-error{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.4);color:#fca5a5;
  padding:10px 12px;border-radius:10px;font-size:13px}
.btn{background:linear-gradient(90deg,var(--accent),var(--accent2));border:none;border-radius:10px;
  padding:13px;color:#052;font-weight:700;font-size:15px;cursor:pointer;margin-top:6px;transition:.2s}
.btn:hover{filter:brightness(1.08)}

/* ============ TOPBAR ============ */
.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 28px;
  border-bottom:1px solid var(--border);background:rgba(15,20,29,.8);backdrop-filter:blur(8px);
  position:sticky;top:0;z-index:10}
.topbar-right{display:flex;align-items:center;gap:16px}
.wallet-chip{background:var(--bg2);border:1px solid var(--border);border-radius:999px;
  padding:6px 12px;font-size:12px;color:var(--muted);font-family:monospace}
.logout{color:var(--muted);text-decoration:none;font-size:13px;border:1px solid var(--border);
  padding:7px 14px;border-radius:8px;transition:.2s}
.logout:hover{color:var(--text);border-color:var(--muted)}

/* ============ DASHBOARD ============ */
.dash{padding:28px;max-width:1200px;margin:0 auto}
.section-title{font-size:14px;font-weight:700;color:var(--muted);text-transform:uppercase;
  letter-spacing:.6px;margin:0 0 12px}
.section-title:first-child{margin-top:0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-bottom:28px}
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px;
  transition:.2s;position:relative;overflow:hidden}
.card:hover{border-color:#2a3b52;transform:translateY(-2px)}
.card.accent{background:linear-gradient(160deg,#102e2b 0%,var(--card) 70%)}
.card-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:10px}
.card-value{font-size:30px;font-weight:800;letter-spacing:-1px;font-variant-numeric:tabular-nums}
.card.accent .card-value{color:var(--accent)}
.card-sub{font-size:12px;color:var(--muted);margin-top:4px}

.panel{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden}
.panel-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border)}
.pool-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.ps-item{padding:20px;border-right:1px solid var(--border)}
.ps-item:last-child{border-right:none}
.ps-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:8px}
.ps-value{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums}
.chart-panel{margin-bottom:28px}
.zoom-buttons{display:flex;gap:6px}
.zoom-btn{background:var(--bg2);border:1px solid var(--border);color:var(--muted);
  padding:6px 12px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;transition:.15s}
.zoom-btn:hover{color:var(--text);border-color:var(--muted)}
.zoom-btn.active{background:linear-gradient(90deg,var(--accent),var(--accent2));color:#052;border-color:transparent}
.chart-wrap{position:relative;height:320px;padding:16px 20px 20px}
.panel-head h2{font-size:16px;font-weight:700}
.panel-note{font-size:12px;color:var(--muted)}
.table-wrap{overflow-x:auto}
.workers-table{width:100%;border-collapse:collapse;font-size:14px}
.workers-table th{text-align:left;padding:12px 20px;font-size:11px;color:var(--muted);
  text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border);white-space:nowrap}
.workers-table td{padding:14px 20px;border-bottom:1px solid rgba(30,42,58,.5);white-space:nowrap}
.workers-table tr:last-child td{border-bottom:none}
.workers-table tbody tr:hover{background:rgba(255,255,255,.02)}
.cpu{color:var(--muted);font-family:monospace;font-size:12px}
.hash{font-weight:700;font-variant-numeric:tabular-nums}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600}
.badge.online{background:rgba(34,197,94,.12);color:var(--good)}
.badge.online::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 8px var(--good)}
.badge.offline{background:rgba(239,68,68,.12);color:var(--bad)}
.empty{text-align:center;color:var(--muted);padding:40px!important}
@media(max-width:640px){.dash{padding:16px}.card-value{font-size:24px}}