:root{
  --bg: #0b0d10;
  --card: rgba(18, 20, 24, .78);
  --card2: rgba(18, 20, 24, .62);
  --line: rgba(255,255,255,.10);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.65);
  --shadow: 0 14px 50px rgba(0,0,0,.45);
  --radius: 18px;
}

*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
}

.bg{
  background: url("wallpaper.jpg") center/cover no-repeat fixed;
}

.overlay{
  position: fixed;
  inset: 0;
  background: radial-gradient(1200px 500px at 20% 0%, rgba(0,0,0,.35), transparent 60%),
              linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.55));
  backdrop-filter: blur(2px);
}

.topbar{
  position: relative;
  z-index: 1;
  display:flex;
  align-items:center;
  justify-content: space-between;
  padding: 18px 22px;
}

.title{
  font-size: 22px;
  font-weight: 800;
  letter-spacing: .2px;
}
.subline{
  margin-top: 2px;
  font-size: 13px;
  color: var(--muted);
}

.grid{
  position: relative;
  z-index: 1;
  display:grid;
  grid-template-columns: 1.35fr 1fr 0.85fr;
  gap: 18px;
  padding: 0 22px 22px;
}

@media (max-width: 1100px){
  .grid{ grid-template-columns: 1fr; }
}

.card{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.card h2{
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 800;
}

.card-tank{
  background: linear-gradient(180deg, rgba(18,20,24,.85), rgba(18,20,24,.62));
}

.bigrow{
  display:flex;
  align-items:flex-start;
  justify-content: space-between;
  gap: 14px;
}

.big{
  font-size: 56px;
  font-weight: 900;
  letter-spacing: .5px;
}

.badges{
  display:flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
  align-items: flex-end;
}

.badge{
  display:inline-flex;
  align-items:center;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.85);
  font-size: 12.5px;
  white-space: nowrap;
}

.badge.danger{
  border-color: rgba(255,77,79,.45);
  background: rgba(255,77,79,.16);
  color: rgba(255,255,255,.92);
}

.badge.ok{
  border-color: rgba(39,174,96,.45);
  background: rgba(39,174,96,.16);
}

.tankbox{
  margin-top: 12px;
  display:grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  align-items: center;
}

@media (max-width: 1100px){
  .tankbox{ grid-template-columns: 1fr; }
}

.tank{
  position: relative;
  height: 240px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.22);
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.04);
}

.tankFill{
  position:absolute;
  bottom:0;
  left:0;
  right:0;
  height: 0%;
  background: linear-gradient(180deg, rgba(80,180,255,.85), rgba(80,180,255,.22));
  transition: height .35s ease;
}

.tankGlass{
  position:absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.10), transparent 40%, rgba(255,255,255,.06));
  pointer-events:none;
}

.hint{
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
}
.hintTitle{
  font-weight: 800;
  margin-bottom: 6px;
}
.hintText{
  color: var(--muted);
  line-height: 1.35;
  font-size: 13px;
}

.stateRow{
  display:flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 6px 0 14px;
}

.state{
  font-size: 46px;
  font-weight: 900;
  letter-spacing: .4px;
}

.btnrow{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn{
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.92);
  padding: 10px 14px;
  border-radius: 12px;
  cursor: pointer;
  min-width: 150px;
  font-weight: 700;
}

.btn:hover{ background: rgba(255,255,255,.10); }
.btn:disabled{
  opacity: .45;
  cursor: not-allowed;
}

.btn.danger{
  border-color: rgba(255,77,79,.45);
  background: rgba(255,77,79,.14);
}

.btn.danger:hover{ background: rgba(255,77,79,.18); }

.btn.ghost{
  min-width: auto;
  padding: 9px 12px;
  background: rgba(255,255,255,.04);
}

.sep{
  border: none;
  border-top: 1px solid rgba(255,255,255,.10);
  margin: 16px 0;
}

.sectionTitle{
  font-weight: 800;
  margin-bottom: 10px;
}

.note{
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.kv{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
  padding-top: 6px;
}

.k{
  color: var(--muted);
  font-size: 13px;
}
.v{
  font-weight: 800;
}