:root{
  --bg1:#0b0f19;--bg2:#131a2a;--card:#171f31;--card2:#1b2440;
  --border:#232e4a;--border2:#2f3b5e;
  --text:#e6edf7;--muted:#8b98b8;--dim:#5b6783;
  --accent:#4f8cff;--accent2:#7b5bff;--cyan:#22d3ee;--green:#34d399;--yellow:#fbbf24;--red:#f87171;
  --radius:16px;--shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:"Inter","Segoe UI",system-ui,-apple-system,sans-serif;
  background:radial-gradient(1200px 600px at 15% -10%,#1a2440 0%,transparent 50%),
             radial-gradient(1000px 500px at 100% 0%,#251b3a 0%,transparent 45%),
             linear-gradient(160deg,var(--bg1),var(--bg2));
  color:var(--text);min-height:100vh;
}
/* ===== header & nav ===== */
header{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 26px;
  background:linear-gradient(180deg,rgba(15,20,34,.92),rgba(15,20,34,.45));
  border-bottom:1px solid var(--border);
}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;letter-spacing:.3px}
.brand .logo{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent2));font-size:19px;box-shadow:var(--shadow)}
.brand .muted{font-size:12px;color:var(--dim);font-weight:400}
.logout{background:rgba(255,255,255,.04);border:1px solid var(--border);color:var(--muted);cursor:pointer;
  padding:8px 14px;border-radius:10px;font-size:13px;transition:.18s;display:flex;align-items:center;gap:6px}
.logout:hover{color:var(--red);border-color:var(--red);background:rgba(255,60,80,.08)}
nav{
  position:sticky;top:0;z-index:20;display:flex;gap:4px;align-items:center;flex-wrap:wrap;
  padding:10px 26px;
  background:rgba(13,17,27,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);
}
.tab{display:flex;align-items:center;gap:8px;border:none;background:transparent;color:var(--muted);
  padding:7px 14px 7px 8px;border-radius:12px;font-size:13.5px;font-weight:500;cursor:pointer;
  transition:.18s;position:relative;white-space:nowrap}
.tab .tab-ico{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:16px;
  background:rgba(255,255,255,.04);transition:.18s}
.tab:hover{color:var(--text);background:rgba(79,140,255,.07)}
.tab:hover .tab-ico{background:rgba(79,140,255,.15)}
.tab.active{color:#fff;background:linear-gradient(135deg,rgba(79,140,255,.22),rgba(123,91,255,.18));
  box-shadow:inset 0 0 0 1px rgba(79,140,255,.28)}
.tab.active .tab-ico{background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:var(--shadow)}
/* ===== layout ===== */
main{max-width:1280px;margin:0 auto;padding:26px}
.panel{display:none;animation:fade .25s ease}
.panel.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
h2{font-size:19px;margin-bottom:6px;display:flex;align-items:center;gap:8px}
h3{font-size:14px;color:var(--muted);font-weight:600;margin-bottom:12px;letter-spacing:.4px;text-transform:uppercase}
.muted{color:var(--muted);font-size:13px}
/* ===== stat grid ===== */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:18px}
.stat{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow);transition:.2s;position:relative;overflow:hidden;
}
.stat:hover{transform:translateY(-3px);border-color:var(--border2)}
.stat::before{content:"";position:absolute;inset:0 0 auto 0;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));opacity:.6}
.stat .lbl{font-size:12px;color:var(--muted);margin-bottom:6px;letter-spacing:.3px}
.stat .val{font-size:24px;font-weight:700;letter-spacing:.5px}
.stat .bar{height:6px;background:rgba(255,255,255,.07);border-radius:4px;margin-top:10px;overflow:hidden}
.stat .bar i{display:block;height:100%;border-radius:4px;transition:width .5s ease}
.bar.ok i{background:linear-gradient(90deg,var(--green),#10b981)}
.bar.warn i{background:linear-gradient(90deg,var(--yellow),#f59e0b)}
.bar.danger i{background:linear-gradient(90deg,var(--red),#dc2626)}
/* ===== chart & cards ===== */
.chart-row{display:grid;grid-template-columns:2fr 1fr;gap:14px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.term-card{padding:8px}
@media(max-width:900px){.chart-row{grid-template-columns:1fr}}
.chart-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
.legend{display:flex;gap:6px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:20px;border:1px solid var(--border2);
  background:var(--card2);color:var(--muted);font-size:12px;cursor:pointer;transition:.15s;font-weight:500}
.chip:hover{border-color:var(--accent)}
.chip.active{color:var(--text);border-color:var(--accent);background:rgba(79,140,255,.12)}
.chip.off{opacity:.45}
.chip .dot{width:9px;height:9px;border-radius:50%;display:inline-block}
#tab-overview .chart-row .card{display:flex;flex-direction:column;min-height:0}
.chart-plot{flex:1 1 auto;position:relative;min-height:300px}
.chart-plot canvas{position:absolute;inset:0;width:100% !important;height:100% !important}
/* ===== table ===== */
table.data{width:100%;border-collapse:collapse;font-size:13px;table-layout:fixed}
table.data th{text-align:left;color:var(--muted);font-weight:600;padding:8px 10px;border-bottom:1px solid var(--border)}
table.data td{padding:7px 10px;border-bottom:1px solid rgba(255,255,255,.04);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
table.data tr:hover td{background:rgba(79,140,255,.04)}
/* kolom numerik proses: PID, CPU%, Mem% → rapat kanan + lebar tetap */
table.data th:nth-child(1),table.data td:nth-child(1){width:70px;text-align:right}
table.data th:nth-child(3),table.data td:nth-child(3){width:80px;text-align:right}
table.data th:nth-child(4),table.data td:nth-child(4){width:80px;text-align:right}
/* ===== list items (docker/hermes/docs) ===== */
.row-item{display:flex;align-items:center;gap:10px;padding:11px 14px;margin-bottom:8px;
  background:var(--card);border:1px solid var(--border);border-radius:12px;transition:.15s}
.row-item:hover{border-color:var(--border2)}
.badge{font-size:11px;padding:3px 9px;border-radius:20px;font-weight:600}
.badge.ok{background:rgba(52,211,153,.15);color:var(--green)}
.badge.up{background:rgba(52,211,153,.15);color:var(--green)}
.badge.down{background:rgba(248,113,113,.15);color:var(--red)}
/* ===== upload ===== */
.dropzone{border:2px dashed var(--border2);border-radius:var(--radius);padding:38px 20px;text-align:center;
  cursor:pointer;transition:.2s;color:var(--muted);background:rgba(79,140,255,.02)}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:rgba(79,140,255,.06);color:var(--text)}
.dropzone .big{font-size:44px;margin-bottom:8px}
#fileInput{display:none}
.upload-progress{height:6px;background:rgba(255,255,255,.08);border-radius:4px;margin-top:12px;overflow:hidden;display:none}
.upload-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .3s}
/* ===== doc rows ===== */
.doc-ico{font-size:20px;width:38px;height:38px;border-radius:9px;display:grid;place-items:center;flex:none;
  background:linear-gradient(135deg,rgba(79,140,255,.2),rgba(123,91,255,.15))}
.doc-meta{flex:1;min-width:0}
.doc-name{font-weight:600;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.doc-sub{font-size:11.5px;color:var(--dim)}
.doc-actions{display:flex;gap:6px}
.btn{background:var(--card2);border:1px solid var(--border2);color:var(--text);cursor:pointer;
  padding:6px 11px;border-radius:8px;font-size:12px;transition:.15s;text-decoration:none}
.btn:hover{border-color:var(--accent)}
.btn.danger:hover{color:var(--red);border-color:var(--red)}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);
  background:var(--card2);border:1px solid var(--border2);padding:11px 20px;border-radius:12px;
  box-shadow:var(--shadow);opacity:0;transition:.3s;z-index:50;font-size:13.5px}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
/* ===== terminal ===== */
#terminal{border-radius:12px;overflow:hidden}

/* ===== RESPONSIVE MOBILE ===== */
@media (max-width:768px){
  main{padding:14px}
  header{padding:10px 14px}
  .brand{font-size:15px}
  .brand .muted{display:none}
  .logout{padding:7px 12px;font-size:12px}
  /* bottom nav ala aplikasi native */
  nav{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:30;
    display:flex;gap:2px;align-items:stretch;justify-content:space-around;flex-wrap:nowrap;
    padding:6px 6px calc(8px + env(safe-area-inset-bottom));
    background:rgba(13,17,27,.95);backdrop-filter:blur(16px);
    border-top:1px solid var(--border);border-bottom:none}
  .tab{flex:1;flex-direction:column;gap:2px;padding:6px 2px;border-radius:12px;
    font-size:10px;white-space:normal;font-weight:500}
  .tab .tab-ico{width:26px;height:26px;border-radius:8px;font-size:15px;background:transparent}
  .tab.active .tab-ico{background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:var(--shadow)}
  main{padding-bottom:88px}
  /* stat: 2 kolom di hp */
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .stat{padding:13px}
  .stat .val{font-size:20px}
  h2{font-size:17px}
  /* dokumen: aksi dibawah */
  .row-item{flex-wrap:wrap;padding:12px}
  .doc-actions{width:100%;justify-content:flex-end;margin-top:4px}
  .dropzone{padding:26px 14px}
  /* terminal tinggi penuh di hp */
  #terminal{height:62vh !important;min-height:320px}
  .chart-head{flex-direction:column;align-items:flex-start;gap:8px}
  .chart-plot{flex:1 1 auto;position:relative;min-height:260px}
  #tab-overview .chart-row .card{display:flex;flex-direction:column;min-height:0}
}
@media (max-width:420px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .stat .val{font-size:17px}
  .stat .lbl{font-size:11px}
  .stat{padding:10px}
}
/* touch target nyaman */
@media (pointer:coarse){
  .tab,.chip,.btn,.logout{min-height:42px;display:inline-flex;align-items:center;justify-content:center}
}