/* AquaTank extras: alarm button, banner, admin pages, extra themes */
.top-actions{display:flex;align-items:center;gap:10px}

/* Alarm button matches Admin/Theme icon-btn style */
.alarm-btn{position:relative}
.alarm-btn .i-bell-off{display:none}
.alarm-btn.is-muted{color:var(--muted);opacity:.7}
.alarm-btn.is-muted .i-bell-on{display:none}
.alarm-btn.is-muted .i-bell-off{display:block}
.alarm-btn.is-active{color:var(--accent);box-shadow:0 0 0 1px rgba(56,189,248,.35), 0 0 18px rgba(56,189,248,.25) inset}

.alarm-banner{
  margin-top:22px;padding:14px 18px;border-radius:16px;
  background:linear-gradient(90deg, rgba(239,68,68,.22), rgba(239,68,68,.08));
  border:1px solid rgba(239,68,68,.4);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  animation:flash 1.6s ease-in-out infinite;
}
.alarm-banner.hidden{display:none}
@keyframes flash{0%,100%{box-shadow:0 0 0 0 rgba(239,68,68,.0)}50%{box-shadow:0 0 0 8px rgba(239,68,68,.15)}}

.btn-ghost{
  background:var(--glass);color:var(--fg);border:1px solid var(--glass-brd);
  padding:8px 14px;border-radius:10px;cursor:pointer;font-weight:600;
}
.btn-ghost:hover{transform:translateY(-1px)}

/* Emergency red glow behind tank */
#tankStage{position:relative}
#tankStage::before{
  content:"";position:absolute;inset:-10% -10%;border-radius:50%;
  background:radial-gradient(closest-side, rgba(239,68,68,.45), rgba(239,68,68,0) 70%);
  opacity:0;pointer-events:none;transition:opacity .4s ease;z-index:0;
}
#tankStage.emergency::before{opacity:1;animation:aqua-emergency-pulse 2.4s ease-in-out infinite}
@keyframes aqua-emergency-pulse{0%,100%{transform:scale(.96);opacity:.55}50%{transform:scale(1.04);opacity:.9}}
@media (prefers-reduced-motion: reduce){
  #tankStage.emergency::before{animation:none}
}

/* ===== Extra Themes (additions, do not modify existing dark/light) ===== */
[data-theme="dark-blue"]{
  --bg:#03142e; --bg2:#06224d;
  --fg:#dbe7ff; --muted:#8aa0c8;
  --glass:rgba(255,255,255,.05);
  --glass-brd:rgba(120,160,255,.18);
  --accent:#3b82f6; --accent-2:#1d4ed8;
  --shadow:0 20px 60px rgba(0,0,0,.55);
}
[data-theme="midnight"]{
  --bg:#05060a; --bg2:#0c0f1c;
  --fg:#e9ecf5; --muted:#7a829a;
  --glass:rgba(255,255,255,.04);
  --glass-brd:rgba(255,255,255,.08);
  --accent:#94a3b8; --accent-2:#475569;
  --shadow:0 20px 60px rgba(0,0,0,.7);
}
[data-theme="cyber"]{
  --bg:#070014; --bg2:#1a0033;
  --fg:#e6f9ff; --muted:#7af0ff;
  --glass:rgba(255,0,200,.06);
  --glass-brd:rgba(0,255,234,.25);
  --accent:#00e5ff; --accent-2:#ff00c8;
  --shadow:0 20px 60px rgba(255,0,200,.25);
}
[data-theme="ocean"]{
  --bg:#001a26; --bg2:#003344;
  --fg:#e0f7fa; --muted:#7dd3c0;
  --glass:rgba(255,255,255,.06);
  --glass-brd:rgba(125,211,192,.22);
  --accent:#14b8a6; --accent-2:#0e7490;
  --shadow:0 20px 60px rgba(0,40,60,.55);
}
[data-theme="emerald"]{
  --bg:#04140d; --bg2:#0b2e1f;
  --fg:#e6fff3; --muted:#86d6a8;
  --glass:rgba(255,255,255,.05);
  --glass-brd:rgba(134,214,168,.22);
  --accent:#10b981; --accent-2:#047857;
  --shadow:0 20px 60px rgba(0,40,20,.55);
}
[data-theme="purple-neon"]{
  --bg:#0e0420; --bg2:#1d0a40;
  --fg:#f1e6ff; --muted:#c5a8ff;
  --glass:rgba(255,255,255,.05);
  --glass-brd:rgba(197,168,255,.22);
  --accent:#a855f7; --accent-2:#6d28d9;
  --shadow:0 20px 60px rgba(80,0,160,.45);
}

/* Inputs adapt for non-light themes */
[data-theme="dark-blue"] .field input,[data-theme="midnight"] .field input,
[data-theme="cyber"] .field input,[data-theme="ocean"] .field input,
[data-theme="emerald"] .field input,[data-theme="purple-neon"] .field input{
  background:rgba(255,255,255,.05);
}

/* Admin */
.admin-shell{max-width:1100px;margin:0 auto;padding:20px 18px 60px;position:relative;z-index:1}
.admin-card{padding:22px 24px;margin-bottom:18px}
.admin-card h2{margin:0 0 14px 0;font-size:16px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.row{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.field input, .field select{
  background:rgba(255,255,255,.05);color:var(--fg);
  border:1px solid var(--glass-brd);border-radius:10px;padding:10px 12px;font-size:14px;outline:none;
}
[data-theme="light"] .field input,[data-theme="light"] .field select{background:rgba(255,255,255,.85)}
.field input:focus{border-color:var(--accent)}
.btn{
  background:linear-gradient(180deg,var(--accent),var(--accent-2));
  color:#03182b;border:0;border-radius:10px;padding:10px 16px;font-weight:700;cursor:pointer;
}
.btn:hover{transform:translateY(-1px)}
.btn-danger{background:linear-gradient(180deg,#f87171,#dc2626);color:#fff}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th,.table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--glass-brd)}
.table th{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.tag{display:inline-block;padding:2px 10px;border-radius:999px;font-size:11px;font-weight:700}
.tag.full{background:rgba(34,197,94,.18);color:#22c55e}
.tag.empty{background:rgba(239,68,68,.18);color:#ef4444}
.msg{margin-top:10px;font-size:13px;color:var(--muted)}
.msg.ok{color:#22c55e}
.msg.err{color:#ef4444}
.login-wrap{max-width:380px;margin:80px auto;padding:30px}
.login-wrap h1{margin:0 0 6px 0}
.login-wrap p{margin:0 0 22px 0;color:var(--muted);font-size:13px}