:root{--bg:#05090c;--bg2:#071014;--panel:#0b1419;--panel2:#0f1b21;--panel3:#13232a;--text:#eef9fb;--muted:#7f959d;--line:rgba(159,219,231,.12);--cyan:#20d8f2;--cyan2:#0aa7c2;--green:#3ee89b;--yellow:#ffc857;--red:#ff6470;--blue:#69a7ff;--radius:18px;--shadow:0 18px 50px rgba(0,0,0,.32);--mono:'JetBrains Mono',monospace;--sans:'Inter',system-ui,sans-serif}
*{box-sizing:border-box}html{background:var(--bg);color-scheme:dark}body{margin:0;font-family:var(--sans);background:radial-gradient(circle at 15% 10%,rgba(32,216,242,.08),transparent 30%),radial-gradient(circle at 90% 20%,rgba(105,167,255,.05),transparent 26%),var(--bg);color:var(--text);min-height:100vh}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}code,.metric-value,.mono{font-family:var(--mono)}
.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:rgba(7,16,20,.92);backdrop-filter:blur(18px);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:18px 14px;z-index:20;transition:.25s}.sidebar.collapsed{width:82px}.sidebar.collapsed .brand-copy,.sidebar.collapsed .nav-link span{display:none}.sidebar.collapsed .side-nav .nav-link{justify-content:center}.sidebar-head{display:flex;align-items:center;gap:11px;padding:5px 5px 20px}.brand-mark{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(145deg,rgba(32,216,242,.22),rgba(32,216,242,.04));border:1px solid rgba(32,216,242,.32);box-shadow:inset 0 0 25px rgba(32,216,242,.08);font-weight:800;letter-spacing:-.04em}.brand-mark.small{width:44px;height:44px;border-radius:13px;font-size:13px}.brand-copy{display:flex;flex-direction:column;font-size:12px;line-height:1.15;letter-spacing:.11em;white-space:nowrap}.brand-copy span{color:var(--cyan);font-weight:700}.sidebar-toggle{margin-left:auto}.side-nav{display:flex;flex-direction:column;gap:5px;overflow:auto;padding:3px}.nav-link{display:flex;align-items:center;gap:12px;min-height:43px;padding:10px 12px;color:#a8bac0;border:1px solid transparent;border-radius:12px;font-size:13px;font-weight:600;transition:.18s}.nav-link svg{width:18px;height:18px}.nav-link:hover{color:#fff;background:rgba(255,255,255,.035);border-color:var(--line)}.nav-link.active{color:#e8fdff;background:linear-gradient(90deg,rgba(32,216,242,.14),rgba(32,216,242,.04));border-color:rgba(32,216,242,.2)}.nav-link.active svg{color:var(--cyan)}.sidebar-foot{margin-top:auto;border-top:1px solid var(--line);padding-top:10px}.main-column{min-width:0}.topbar{position:sticky;top:0;z-index:15;min-height:82px;padding:16px 26px;display:flex;justify-content:space-between;align-items:center;gap:20px;background:rgba(5,9,12,.78);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.topbar h1{font-size:21px;margin:3px 0 0;letter-spacing:-.03em}.eyebrow{font-size:10px;letter-spacing:.16em;font-weight:800;color:var(--cyan);margin:0;text-transform:uppercase}.topbar-actions{display:flex;align-items:center;gap:10px}.tank-switcher{height:42px;border:1px solid var(--line);background:rgba(255,255,255,.025);border-radius:12px;display:flex;align-items:center;padding:0 10px;gap:8px;color:var(--muted)}.tank-switcher svg{width:16px}.tank-switcher select{border:0;background:transparent;color:#dcecee;outline:none;max-width:190px}.content{padding:24px 26px 90px;max-width:1680px;margin:auto}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-8{grid-template-columns:repeat(4,minmax(0,1fr))}.card{position:relative;background:linear-gradient(180deg,rgba(17,29,35,.93),rgba(9,18,22,.95));border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.card.pad{padding:18px}.card::after{content:'';position:absolute;inset:0;pointer-events:none;background:linear-gradient(140deg,rgba(255,255,255,.025),transparent 28%)}.section{margin-bottom:22px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:14px;margin:0 0 12px}.section-head h2{margin:0;font-size:16px}.section-head p{margin:4px 0 0;color:var(--muted);font-size:12px}.summary-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:14px}.summary-card{padding:18px;min-height:126px}.summary-card .label,.metric-label{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.1em;font-weight:700}.summary-card strong{display:block;font-size:26px;margin:13px 0 6px}.score-ring{display:flex;align-items:center;gap:15px}.ring{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--cyan) var(--score-angle,0deg),rgba(255,255,255,.06) 0);position:relative}.ring::after{content:'';position:absolute;inset:7px;border-radius:50%;background:var(--panel)}.ring b{z-index:1;font-family:var(--mono);font-size:20px}.status-pill,.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 9px;border:1px solid var(--line);font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.status-pill::before,.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor;box-shadow:0 0 9px currentColor}.good{color:var(--green)}.warning{color:var(--yellow)}.danger{color:var(--red)}.info{color:var(--cyan)}.muted{color:var(--muted)}.metric-card{padding:16px;min-height:174px;display:flex;flex-direction:column}.metric-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.metric-value{font-size:26px;font-weight:600;margin:14px 0 2px;letter-spacing:-.05em}.metric-unit{font-family:var(--sans);font-size:11px;color:var(--muted);margin-left:4px}.metric-target,.metric-change{font-size:11px;color:var(--muted);margin-top:4px}.sparkline{height:44px;margin-top:auto}.chart-card{padding:18px;min-height:380px}.chart-wrap{height:310px}.chart-wrap.tall{height:420px}.split{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(280px,.8fr);gap:16px}.alert-list,.activity-list,.timeline{display:flex;flex-direction:column;gap:10px}.alert-item{display:flex;gap:12px;padding:13px;border-radius:13px;border:1px solid var(--line);background:rgba(255,255,255,.018)}.alert-icon{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.035);flex:0 0 auto}.alert-item h4,.timeline-item h4{margin:0 0 3px;font-size:12px}.alert-item p,.timeline-item p{margin:0;color:var(--muted);font-size:11px;line-height:1.55}.empty-state{min-height:160px;display:grid;place-items:center;text-align:center;padding:28px;color:var(--muted)}.empty-state svg{width:30px;height:30px;margin-bottom:9px;color:var(--cyan)}.empty-state p{margin:0 0 12px}.btn{border:1px solid var(--line);border-radius:11px;min-height:40px;padding:9px 13px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:12px;font-weight:750;transition:.18s;background:rgba(255,255,255,.035);color:#e8f5f7}.btn svg{width:15px;height:15px}.btn:hover{transform:translateY(-1px);border-color:rgba(32,216,242,.35)}.btn.primary{background:linear-gradient(135deg,#19c7df,#0f91ab);border-color:#26e5ff;color:#021114;box-shadow:0 8px 25px rgba(32,216,242,.15)}.btn.danger-btn{color:#ffd4d7;border-color:rgba(255,100,112,.25);background:rgba(255,100,112,.07)}.btn.ghost{background:transparent}.btn.full{width:100%}.icon-btn{width:38px;height:38px;display:grid;place-items:center;padding:0;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.02);color:#aec0c6}.icon-btn svg{width:17px}.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.segmented{display:inline-flex;border:1px solid var(--line);border-radius:11px;padding:3px;background:rgba(255,255,255,.02)}.segmented button{border:0;background:transparent;color:var(--muted);padding:7px 10px;border-radius:8px;font-size:11px}.segmented button.active{background:rgba(32,216,242,.12);color:#dfffff}.table-card{overflow:auto}.data-table{width:100%;border-collapse:collapse;min-width:760px}.data-table th{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#7f949a;text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--panel);z-index:1}.data-table td{font-size:12px;padding:13px 14px;border-bottom:1px solid rgba(159,219,231,.07);color:#c8d8dc}.data-table tr:hover td{background:rgba(255,255,255,.012)}.data-table td.value{font-family:var(--mono);color:#f2feff}.modal-backdrop{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.66);backdrop-filter:blur(9px);display:none;align-items:center;justify-content:center;padding:18px}.modal-backdrop.open{display:flex}.modal-card{width:min(580px,100%);max-height:calc(100vh - 36px);overflow:auto;background:#0a151a;border:1px solid rgba(159,219,231,.16);border-radius:20px;box-shadow:0 32px 90px rgba(0,0,0,.58);padding:20px}.modal-wide{width:min(860px,100%)}.modal-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px}.modal-head h2{margin:4px 0 0;font-size:19px}.form-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.field{display:flex;flex-direction:column;gap:7px}.field.span-2{grid-column:span 2}.field.span-all{grid-column:1/-1}.field label,form label{font-size:11px;color:#9eb0b6;font-weight:650}.field small{color:#60757d;font-weight:500}.field input,.field select,.field textarea,form label input,form label select,form label textarea,input,select,textarea{width:100%;background:#071116;border:1px solid rgba(159,219,231,.13);border-radius:11px;color:#e8f7f8;padding:10px 11px;outline:none;transition:.18s}.field input:focus,.field select:focus,.field textarea:focus,input:focus,select:focus,textarea:focus{border-color:rgba(32,216,242,.55);box-shadow:0 0 0 3px rgba(32,216,242,.07)}textarea{resize:vertical}.modal-actions{display:flex;justify-content:flex-end;gap:9px;padding-top:5px}.toast-region{position:fixed;z-index:200;right:18px;bottom:18px;display:flex;flex-direction:column;gap:8px}.toast{min-width:280px;max-width:420px;background:#0f1b20;border:1px solid var(--line);border-left:3px solid var(--cyan);border-radius:12px;padding:12px 14px;box-shadow:var(--shadow);font-size:12px;animation:toastIn .2s ease}.toast.error{border-left-color:var(--red)}@keyframes toastIn{from{transform:translateY(8px);opacity:0}}
.timeline{position:relative}.timeline-item{display:grid;grid-template-columns:72px 15px 1fr;gap:8px}.timeline-time{font-family:var(--mono);font-size:10px;color:#71868d;padding-top:2px}.timeline-dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px rgba(32,216,242,.5);margin-top:3px;position:relative}.timeline-dot::after{content:'';position:absolute;top:11px;left:4px;width:1px;height:calc(100% + 26px);background:var(--line)}.timeline-item:last-child .timeline-dot::after{display:none}.timeline-body{padding-bottom:14px}.dose-timeline{display:flex;gap:8px;overflow:auto;padding-bottom:4px}.dose-node{min-width:118px;padding:13px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.02)}.dose-node time{display:block;font-family:var(--mono);color:var(--cyan);font-size:12px}.dose-node strong{font-family:var(--mono);display:block;font-size:17px;margin:8px 0 2px}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.stat-box{border:1px solid var(--line);border-radius:13px;padding:13px;background:rgba(255,255,255,.018)}.stat-box span{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em}.stat-box strong{display:block;margin-top:8px;font-family:var(--mono);font-size:18px}.livestock-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}.livestock-card .photo{aspect-ratio:16/10;background:#071014;display:grid;place-items:center;overflow:hidden}.livestock-card .photo img{width:100%;height:100%;object-fit:cover}.livestock-card .photo svg{color:#39545d;width:34px}.livestock-card .body{padding:14px}.livestock-card h3{font-size:14px;margin:0 0 4px}.livestock-meta{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:10px}.photo-compare{display:grid;grid-template-columns:1fr 1fr;gap:12px}.progress-photo{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#071014}.progress-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}.progress-photo .caption{padding:10px;font-size:11px;color:var(--muted)}.insights{display:grid;gap:9px}.insight{display:flex;gap:10px;padding:11px 12px;border:1px solid var(--line);border-radius:12px;background:rgba(32,216,242,.025);font-size:11px;color:#b9cbcf;line-height:1.5}.insight svg{width:15px;flex:none;color:var(--cyan);margin-top:1px}.skeleton{position:relative;overflow:hidden;background:rgba(255,255,255,.04);border-radius:8px;color:transparent!important}.skeleton::after{content:'';position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.08),transparent);animation:sk 1.3s infinite}@keyframes sk{to{transform:translateX(100%)}}.auth-body{min-height:100vh;display:grid;place-items:center;padding:22px;background:radial-gradient(circle at 50% 0,rgba(32,216,242,.12),transparent 35%),#05090c}.auth-card{width:min(430px,100%);background:linear-gradient(180deg,#0d181d,#081115);border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:0 30px 100px rgba(0,0,0,.55)}.setup-card{width:min(720px,100%)}.auth-card .brand-mark{margin-bottom:20px}.auth-card h1{margin:5px 0 8px;font-size:25px}.stack{display:grid;gap:14px;margin-top:22px}.stack label{display:grid;gap:7px}.checkline{display:flex!important;align-items:center;gap:8px}.checkline input{width:auto}.alert{border:1px solid currentColor;border-radius:12px;padding:11px 12px;margin:16px 0;background:rgba(255,255,255,.02);font-size:12px}.footnote{color:#71868d;font-size:10px;line-height:1.6;margin:16px 0 0}.footnote a{color:var(--cyan)}.mobile-nav,.mobile-drawer{display:none}.page-hero{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:20px}.page-hero h2{margin:0 0 6px;font-size:20px}.page-hero p{margin:0;color:var(--muted);font-size:12px;max-width:720px;line-height:1.55}.kpi-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.kpi{padding:15px}.kpi span{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em}.kpi strong{font-family:var(--mono);display:block;font-size:21px;margin-top:8px}.pill-row{display:flex;gap:7px;flex-wrap:wrap}.filter-select{min-width:150px}.divider{height:1px;background:var(--line);margin:15px 0}.switch{display:flex;align-items:center;gap:8px}.switch input{width:auto}.danger-zone{border-color:rgba(255,100,112,.25)}
@media(max-width:1180px){.grid-8{grid-template-columns:repeat(2,minmax(0,1fr))}.summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.split{grid-template-columns:1fr}.sidebar{width:82px}.sidebar .brand-copy,.sidebar .nav-link span{display:none}.sidebar .side-nav .nav-link{justify-content:center}.sidebar-toggle{display:none}.app-shell{grid-template-columns:82px 1fr}}
@media(max-width:760px){.app-shell{display:block}.sidebar{display:none}.topbar{position:relative;padding:18px 16px 10px;align-items:flex-start;background:transparent;border:0}.topbar h1{font-size:20px}.topbar-actions .btn span{display:none}.tank-switcher{max-width:155px}.tank-switcher select{max-width:112px;font-size:11px}.content{padding:10px 14px 95px}.summary-grid{grid-template-columns:1fr 1fr;gap:10px}.summary-card{padding:14px;min-height:112px}.summary-card strong{font-size:21px}.grid-8{grid-template-columns:1fr 1fr;gap:10px}.metric-card{min-height:160px;padding:14px}.metric-value{font-size:22px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.stat-row{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr 1fr}.field.span-2{grid-column:span 1}.modal-card{padding:16px;border-radius:18px}.mobile-nav{position:fixed;z-index:50;bottom:0;left:0;right:0;height:72px;padding:7px 8px calc(7px + env(safe-area-inset-bottom));background:rgba(7,16,20,.96);backdrop-filter:blur(16px);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-nav a,.mobile-nav button{border:0;background:transparent;color:#789099;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:9px}.mobile-nav svg{width:18px}.mobile-nav .mobile-add{position:relative;color:#001215}.mobile-nav .mobile-add svg{width:38px;height:38px;padding:10px;border-radius:14px;background:var(--cyan);box-shadow:0 6px 22px rgba(32,216,242,.23)}.mobile-drawer{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.55);backdrop-filter:blur(6px);align-items:flex-end}.mobile-drawer.open{display:flex}.mobile-drawer-panel{width:100%;background:#0a151a;border-top:1px solid var(--line);border-radius:22px 22px 0 0;padding:16px 16px calc(22px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr 1fr;gap:8px}.drawer-head{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;padding:0 4px 8px}.drawer-link{display:flex;align-items:center;gap:9px;padding:12px;border-radius:12px;background:rgba(255,255,255,.025);border:1px solid var(--line);font-size:11px;color:#c1d1d5}.drawer-link svg{width:16px;color:var(--cyan)}.photo-compare{grid-template-columns:1fr}.page-hero{flex-direction:column}.toolbar{width:100%}.chart-wrap.tall{height:330px}}
@media(max-width:450px){.summary-grid{grid-template-columns:1fr}.grid-8{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.field.span-all{grid-column:1}.modal-actions{flex-direction:column-reverse}.modal-actions .btn{width:100%}.stat-row{grid-template-columns:1fr 1fr}.topbar-actions .tank-switcher svg{display:none}}
@media print{.sidebar,.topbar,.mobile-nav,.btn,.toolbar{display:none!important}.app-shell{display:block}.content{padding:0}.card{box-shadow:none;background:white;color:black;border-color:#ddd}.muted,.metric-target,.metric-change{color:#555!important}body{background:white;color:black}}

input[type=checkbox],input[type=radio]{width:auto;accent-color:var(--cyan)}
.tank-switcher select{width:auto;padding:0;border-radius:0}

/* --- Theme toggle + colorful icons upgrade --- */
html[data-theme="dark"]{color-scheme:dark}
html[data-theme="light"]{color-scheme:light}
html[data-theme="light"] body{background:radial-gradient(circle at 15% 10%,rgba(44,164,255,.09),transparent 30%),radial-gradient(circle at 90% 20%,rgba(39,206,160,.08),transparent 26%),var(--bg)}
html[data-theme="light"]{
  --bg:#eef4f8;
  --bg2:#f6fbff;
  --panel:#ffffff;
  --panel2:#f9fcff;
  --panel3:#edf5fb;
  --text:#10243a;
  --muted:#5f7388;
  --line:rgba(16,36,58,.10);
  --cyan:#148dff;
  --cyan2:#0a6fd2;
  --green:#1cb969;
  --yellow:#f0a624;
  --red:#e25a67;
  --blue:#3f87ff;
  --shadow:0 18px 42px rgba(22,50,94,.10);
}
html[data-theme="light"] .sidebar{background:rgba(244,249,253,.92);border-right-color:var(--line);box-shadow:8px 0 30px rgba(23,52,92,.04)}
html[data-theme="light"] .topbar{background:rgba(238,244,248,.78);border-bottom-color:var(--line)}
html[data-theme="light"] .mobile-nav{background:rgba(244,249,253,.96);border-top-color:var(--line)}
html[data-theme="light"] .mobile-drawer{background:rgba(10,22,36,.18)}
html[data-theme="light"] .mobile-drawer-panel{background:#f8fcff}
html[data-theme="light"] .drawer-link{background:#fff}
html[data-theme="light"] .brand-mark{box-shadow:inset 0 0 25px rgba(20,141,255,.08),0 10px 24px rgba(20,141,255,.08)}
html[data-theme="light"] .nav-link{color:#51677d}
html[data-theme="light"] .nav-link:hover{background:rgba(20,141,255,.05);color:#10243a}
html[data-theme="light"] .tank-switcher,
html[data-theme="light"] .field input,
html[data-theme="light"] .field select,
html[data-theme="light"] .field textarea,
html[data-theme="light"] .stat-box,
html[data-theme="light"] .chart-toolbar,
html[data-theme="light"] .empty-state,
html[data-theme="light"] .badge.info,
html[data-theme="light"] .btn.ghost,
html[data-theme="light"] .icon-btn{background:rgba(16,36,58,.03)}
html[data-theme="light"] .data-table th{background:#f3f8fc;color:#4d657d}
html[data-theme="light"] .data-table td{border-top-color:var(--line)}
html[data-theme="light"] .timeline-dot{background:var(--cyan);box-shadow:0 0 0 4px rgba(20,141,255,.12)}
html[data-theme="light"] .toast{background:#fff;color:#10243a;border-color:var(--line)}
html[data-theme="light"] .empty-state i,
html[data-theme="light"] .empty-state svg{color:var(--cyan)}

.top-action{width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));color:var(--text);transition:.2s ease}
.top-action:hover{transform:translateY(-1px);border-color:rgba(32,216,242,.25)}
.theme-toggle svg{width:18px;height:18px}

.nav-ic,.mobile-nav .nav-ic,.drawer-link .nav-ic{width:32px;height:32px;border-radius:11px;display:grid;place-items:center;flex:none;border:1px solid transparent;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.01));box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}
.nav-ic svg,.mobile-nav .nav-ic svg,.drawer-link .nav-ic svg{width:17px;height:17px}
.nav-link.active .nav-ic{transform:translateY(-1px);box-shadow:0 10px 24px rgba(0,0,0,.16),inset 0 1px 0 rgba(255,255,255,.1)}
.nav-dashboard .nav-ic{background:linear-gradient(180deg,rgba(59,130,246,.22),rgba(59,130,246,.08));border-color:rgba(59,130,246,.28);color:#6cb0ff}
.nav-parameters .nav-ic{background:linear-gradient(180deg,rgba(46,204,113,.22),rgba(46,204,113,.08));border-color:rgba(46,204,113,.28);color:#47de89}
.nav-trends .nav-ic,.nav-kh .nav-ic{background:linear-gradient(180deg,rgba(168,85,247,.22),rgba(168,85,247,.08));border-color:rgba(168,85,247,.28);color:#bb84ff}
.nav-dosing .nav-ic{background:linear-gradient(180deg,rgba(249,115,22,.22),rgba(249,115,22,.08));border-color:rgba(249,115,22,.28);color:#ff9a50}
.nav-maintenance .nav-ic{background:linear-gradient(180deg,rgba(245,158,11,.22),rgba(245,158,11,.08));border-color:rgba(245,158,11,.28);color:#ffc65a}
.nav-waterchange .nav-ic,.nav-coral .nav-ic{background:linear-gradient(180deg,rgba(6,182,212,.22),rgba(6,182,212,.08));border-color:rgba(6,182,212,.28);color:#35d5ef}
.nav-livestock .nav-ic{background:linear-gradient(180deg,rgba(14,165,233,.22),rgba(14,165,233,.08));border-color:rgba(14,165,233,.28);color:#59c3ff}
.nav-reports .nav-ic,.nav-activity .nav-ic{background:linear-gradient(180deg,rgba(99,102,241,.22),rgba(99,102,241,.08));border-color:rgba(99,102,241,.28);color:#9ca2ff}
.nav-settings .nav-ic{background:linear-gradient(180deg,rgba(156,163,175,.26),rgba(156,163,175,.08));border-color:rgba(156,163,175,.30);color:#d5d9df}
.mobile-nav a,.mobile-nav button{color:var(--muted)}
.mobile-nav a .nav-ic,.mobile-nav button .nav-ic{margin-bottom:3px}
.mobile-nav .mobile-add .nav-ic{width:44px;height:44px;border-radius:15px;background:linear-gradient(180deg,var(--cyan),var(--cyan2));border-color:rgba(255,255,255,.28);box-shadow:0 10px 24px rgba(32,216,242,.3);color:#fff}
.mobile-nav .mobile-add svg{width:21px;height:21px;padding:0;background:none;box-shadow:none}
html[data-theme="light"] .mobile-nav .mobile-add .nav-ic{box-shadow:0 12px 24px rgba(20,141,255,.28)}

.summary-head,.section-title-icon{display:flex;align-items:center;gap:10px}
.summary-icon,.metric-icon{width:38px;height:38px;border-radius:14px;display:grid;place-items:center;border:1px solid transparent;box-shadow:inset 0 1px 0 rgba(255,255,255,.08)}
.summary-icon svg,.metric-icon svg{width:18px;height:18px}
.metric-top.with-icon{display:flex;align-items:center;justify-content:space-between;gap:10px}
.metric-top .metric-left{display:flex;align-items:center;gap:10px;min-width:0}
.metric-top .metric-left .metric-label{margin:0}
.tone-cyan{background:linear-gradient(180deg,rgba(32,216,242,.20),rgba(32,216,242,.06));border-color:rgba(32,216,242,.28);color:#40e5ff}
.tone-blue{background:linear-gradient(180deg,rgba(59,130,246,.20),rgba(59,130,246,.06));border-color:rgba(59,130,246,.28);color:#6baeff}
.tone-green{background:linear-gradient(180deg,rgba(34,197,94,.20),rgba(34,197,94,.06));border-color:rgba(34,197,94,.28);color:#53e08a}
.tone-purple{background:linear-gradient(180deg,rgba(168,85,247,.20),rgba(168,85,247,.06));border-color:rgba(168,85,247,.28);color:#c08bff}
.tone-orange{background:linear-gradient(180deg,rgba(249,115,22,.20),rgba(249,115,22,.06));border-color:rgba(249,115,22,.28);color:#ff9f5f}
.tone-red{background:linear-gradient(180deg,rgba(239,68,68,.20),rgba(239,68,68,.06));border-color:rgba(239,68,68,.28);color:#ff8f9a}
.tone-gold{background:linear-gradient(180deg,rgba(245,158,11,.22),rgba(245,158,11,.06));border-color:rgba(245,158,11,.28);color:#ffc55b}
html[data-theme="light"] .summary-icon,html[data-theme="light"] .metric-icon,html[data-theme="light"] .nav-ic{box-shadow:0 8px 20px rgba(20,141,255,.06),inset 0 1px 0 rgba(255,255,255,.65)}

.metric-card .metric-top.with-icon .badge{margin-left:auto}
.summary-card .label{display:block}
.summary-card .summary-head .label{margin:0}
html[data-theme="light"] .metric-card .sparkline line{stroke:rgba(16,36,58,.10)}
html[data-theme="light"] .alert-item{background:rgba(16,36,58,.02)}
html[data-theme="light"] .alert-icon.warning{background:rgba(240,166,36,.18);color:#d48a09}
html[data-theme="light"] .alert-icon.danger{background:rgba(226,90,103,.18);color:#c64151}

/* --- Premium polish v2 --- */
*{transition:background-color .2s ease,border-color .2s ease,color .2s ease,box-shadow .22s ease,transform .22s ease}
.card{position:relative;overflow:hidden}
.card::before{content:'';position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.10),transparent);pointer-events:none}
html[data-theme="light"] .card::before{background:linear-gradient(90deg,transparent,rgba(20,141,255,.14),transparent)}
.card:hover{transform:translateY(-2px);box-shadow:0 24px 56px rgba(0,0,0,.24)}
html[data-theme="light"] .card:hover{box-shadow:0 22px 48px rgba(29,70,118,.14)}
.btn.primary{background:linear-gradient(135deg,var(--cyan),var(--cyan2));box-shadow:0 12px 30px rgba(32,216,242,.18)}
html[data-theme="light"] .btn.primary{box-shadow:0 12px 30px rgba(20,141,255,.18)}
.btn.ghost:hover{border-color:rgba(32,216,242,.22);color:var(--text)}
.section-head h2{margin:.15rem 0 .25rem}
.section-head p{margin:0;color:var(--muted);font-size:12px;line-height:1.55}
.hero-card{background:
 linear-gradient(135deg,rgba(32,216,242,.07),transparent 45%),
 radial-gradient(circle at 92% 15%,rgba(62,232,155,.10),transparent 25%),
 linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.01));}
html[data-theme="light"] .hero-card{background:
 linear-gradient(135deg,rgba(20,141,255,.07),transparent 45%),
 radial-gradient(circle at 92% 15%,rgba(28,185,105,.09),transparent 25%),
 linear-gradient(180deg,rgba(255,255,255,.9),rgba(255,255,255,.7));}
.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.hero-chip{display:inline-flex;align-items:center;gap:7px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.035);border:1px solid var(--line);color:#b7cbcf;font-size:11px;font-weight:600}
.hero-chip svg{width:14px;height:14px;color:var(--cyan)}
html[data-theme="light"] .hero-chip{background:rgba(20,141,255,.04);color:#486179}
.hero-toolbar .stat-box{min-width:130px}
.stat-online strong{color:var(--green)}
.summary-card{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.015));}
html[data-theme="light"] .summary-card{background:linear-gradient(180deg,#fff,#fbfdff)}
.summary-score{background:linear-gradient(135deg,rgba(62,232,155,.08),rgba(62,232,155,.02) 42%,rgba(255,255,255,.015));}
.summary-status{background:linear-gradient(135deg,rgba(32,216,242,.08),rgba(32,216,242,.02) 42%,rgba(255,255,255,.015));}
.summary-last{background:linear-gradient(135deg,rgba(105,167,255,.08),rgba(105,167,255,.02) 42%,rgba(255,255,255,.015));}
.summary-maint{background:linear-gradient(135deg,rgba(245,158,11,.10),rgba(245,158,11,.02) 42%,rgba(255,255,255,.015));}
.metric-card{background:linear-gradient(180deg,rgba(255,255,255,.028),rgba(255,255,255,.012));}
html[data-theme="light"] .metric-card{background:linear-gradient(180deg,#fff,#fdfefe)}
.metric-card .metric-value{letter-spacing:-.04em}
.metric-card .metric-target,.metric-card .metric-change{font-size:11px}
.chart-card,.table-card{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,.01))}
html[data-theme="light"] .chart-card,html[data-theme="light"] .table-card{background:linear-gradient(180deg,#fff,#fbfdff)}
.alert-item{position:relative;overflow:hidden}
.alert-item::after{content:'';position:absolute;inset:0 auto 0 0;width:3px;background:linear-gradient(180deg,var(--yellow),transparent)}
.alert-item .alert-icon.danger + div, .alert-item:has(.alert-icon.danger)::after{background:linear-gradient(180deg,var(--red),transparent)}
.timeline-item{padding:10px 0}
.timeline-body h4{margin:0 0 5px;font-size:13px}
.timeline-body p{margin:0;color:var(--muted);font-size:11px}
.dose-node{position:relative;padding:12px 14px 12px 18px;background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:14px}
.dose-node::before{content:'';position:absolute;left:8px;top:16px;width:6px;height:6px;border-radius:999px;background:var(--cyan);box-shadow:0 0 0 4px rgba(32,216,242,.12)}
html[data-theme="light"] .dose-node{background:rgba(20,141,255,.025)}
.insight{background:linear-gradient(135deg,rgba(32,216,242,.06),rgba(62,232,155,.03));border-color:rgba(32,216,242,.12)}
html[data-theme="light"] .insight{background:linear-gradient(135deg,rgba(20,141,255,.05),rgba(28,185,105,.03));border-color:rgba(20,141,255,.11)}
.data-table tbody tr:hover{background:rgba(255,255,255,.02)}
html[data-theme="light"] .data-table tbody tr:hover{background:rgba(20,141,255,.025)}
body[data-page="dashboard"] .mobile-nav .nav-dashboard,
body[data-page="parameters"] .mobile-nav .nav-parameters,
body[data-page="dosing"] .mobile-nav .nav-dosing{color:var(--text)}
body[data-page="dashboard"] .mobile-nav .nav-dashboard .nav-ic,
body[data-page="parameters"] .mobile-nav .nav-parameters .nav-ic,
body[data-page="dosing"] .mobile-nav .nav-dosing .nav-ic{box-shadow:0 10px 24px rgba(32,216,242,.20);border-color:rgba(32,216,242,.24)}
body[data-page="dashboard"] .mobile-nav .nav-dashboard .nav-ic{background:linear-gradient(180deg,rgba(59,130,246,.22),rgba(59,130,246,.08))}
body[data-page="parameters"] .mobile-nav .nav-parameters .nav-ic{background:linear-gradient(180deg,rgba(46,204,113,.22),rgba(46,204,113,.08))}
body[data-page="dosing"] .mobile-nav .nav-dosing .nav-ic{background:linear-gradient(180deg,rgba(249,115,22,.22),rgba(249,115,22,.08))}
.empty-state{background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.01));border-style:dashed}
html[data-theme="light"] .empty-state{background:linear-gradient(180deg,rgba(20,141,255,.02),rgba(20,141,255,.01))}
@media(max-width:760px){
  .hero-meta{margin-top:10px}
  .hero-toolbar{width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
  .hero-toolbar .stat-box{min-width:0}
}
@media(max-width:450px){
  .hero-toolbar{grid-template-columns:1fr}
  .hero-chip{width:100%;justify-content:center}
}

/* ===== COMPLETE PREMIUM UI SYSTEM ===== */
body[data-page="dashboard"]{--page-accent:#3b82f6;--page-accent-rgb:59,130,246}
body[data-page="parameters"]{--page-accent:#2ecc71;--page-accent-rgb:46,204,113}
body[data-page="trends"],body[data-page="kh"]{--page-accent:#a855f7;--page-accent-rgb:168,85,247}
body[data-page="dosing"]{--page-accent:#f97316;--page-accent-rgb:249,115,22}
body[data-page="maintenance"],body[data-page="settings"]{--page-accent:#f59e0b;--page-accent-rgb:245,158,11}
body[data-page="waterchange"],body[data-page="coral"]{--page-accent:#06b6d4;--page-accent-rgb:6,182,212}
body[data-page="livestock"]{--page-accent:#0ea5e9;--page-accent-rgb:14,165,233}
body[data-page="reports"]{--page-accent:#6366f1;--page-accent-rgb:99,102,241}
body[data-page="activity"]{--page-accent:#3b82f6;--page-accent-rgb:59,130,246}

.main-column{position:relative}
.main-column::before{content:'';position:fixed;z-index:-1;pointer-events:none;width:520px;height:520px;right:-170px;top:90px;border-radius:50%;background:radial-gradient(circle,rgba(var(--page-accent-rgb,32,216,242),.07),transparent 65%);filter:blur(2px)}
html[data-theme="light"] .main-column::before{background:radial-gradient(circle,rgba(var(--page-accent-rgb,20,141,255),.09),transparent 68%)}

/* page headers */
.page-hero{position:relative;padding:19px 20px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(135deg,rgba(var(--page-accent-rgb,32,216,242),.08),rgba(255,255,255,.012) 42%,rgba(255,255,255,.02));box-shadow:0 16px 46px rgba(0,0,0,.12);overflow:hidden}
.page-hero::after{content:'';position:absolute;width:220px;height:220px;border-radius:50%;right:-90px;top:-130px;background:radial-gradient(circle,rgba(var(--page-accent-rgb,32,216,242),.13),transparent 68%);pointer-events:none}
html[data-theme="light"] .page-hero{background:linear-gradient(135deg,rgba(var(--page-accent-rgb,20,141,255),.07),rgba(255,255,255,.92) 46%,rgba(255,255,255,.75));box-shadow:0 14px 34px rgba(26,58,100,.07)}
.page-hero-copy{display:grid;grid-template-columns:52px minmax(0,1fr);column-gap:14px;align-items:center;min-width:0}
.page-hero-icon{grid-row:1/4;width:48px;height:48px;border-radius:15px;display:grid;place-items:center;align-self:center;box-shadow:0 12px 28px rgba(var(--page-accent-rgb,32,216,242),.13)}
.page-hero-icon svg{width:22px;height:22px}
.page-hero-kicker{grid-column:2;color:var(--page-accent,var(--cyan));font-size:9px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;margin-bottom:2px}
.page-hero-copy h2,.page-hero-copy p{grid-column:2}
.page-hero-copy h2{font-size:21px;letter-spacing:-.025em}

/* title icons */
.section-title-decorated{display:flex;align-items:center;gap:9px!important}
.section-title-ic{width:28px;height:28px;border-radius:9px;display:inline-grid;place-items:center;flex:none;border:1px solid currentColor;background:rgba(255,255,255,.025)}
.section-title-ic svg{width:14px;height:14px}
.section-head{align-items:center}

/* kpi & stat upgrades */
.kpi{position:relative;overflow:hidden;min-height:112px}
.kpi::after{content:'';position:absolute;inset:auto -20px -45px auto;width:110px;height:110px;border-radius:50%;background:radial-gradient(circle,rgba(var(--page-accent-rgb,32,216,242),.09),transparent 67%)}
.kpi-icon{width:30px;height:30px;border-radius:10px;display:grid!important;place-items:center;margin-bottom:13px;border:1px solid transparent}
.kpi-icon svg{width:14px;height:14px}
.kpi strong{letter-spacing:-.03em}
.stat-box{position:relative;overflow:hidden;min-height:78px}
.stat-accent{position:absolute;left:0;top:14px;bottom:14px;width:2px;border-radius:999px;background:var(--page-accent,var(--cyan));opacity:.65}
.stat-box>span:not(.stat-accent),.stat-box>strong{margin-left:3px}
html[data-theme="light"] .stat-box{background:linear-gradient(180deg,#fff,#fbfdff);box-shadow:0 8px 22px rgba(23,56,94,.04)}

/* form system */
.stack{gap:16px}
.stack>label,.grid>label,.field{position:relative;color:var(--muted);font-weight:700;letter-spacing:.01em}
.stack>label>input,.stack>label>select,.stack>label>textarea,.grid>label>input,.grid>label>select,.grid>label>textarea,.field input,.field select,.field textarea{margin-top:1px;min-height:43px;border-radius:12px;background:linear-gradient(180deg,rgba(3,12,16,.72),rgba(6,17,22,.90));border-color:rgba(159,219,231,.12);box-shadow:inset 0 1px 0 rgba(255,255,255,.015)}
html[data-theme="light"] .stack>label>input,html[data-theme="light"] .stack>label>select,html[data-theme="light"] .stack>label>textarea,html[data-theme="light"] .grid>label>input,html[data-theme="light"] .grid>label>select,html[data-theme="light"] .grid>label>textarea,html[data-theme="light"] .field input,html[data-theme="light"] .field select,html[data-theme="light"] .field textarea,html[data-theme="light"] input,html[data-theme="light"] select,html[data-theme="light"] textarea{background:#f8fbfe;color:#10243a;border-color:rgba(16,36,58,.10)}
input:hover,select:hover,textarea:hover{border-color:rgba(var(--page-accent-rgb,32,216,242),.25)}
input:focus,select:focus,textarea:focus{border-color:rgba(var(--page-accent-rgb,32,216,242),.60)!important;box-shadow:0 0 0 3px rgba(var(--page-accent-rgb,32,216,242),.09)!important}
input[type="file"]{padding:8px}
input[type="file"]::file-selector-button{border:1px solid var(--line);background:rgba(var(--page-accent-rgb,32,216,242),.10);color:var(--text);border-radius:9px;padding:7px 10px;margin-right:10px;font-weight:700;cursor:pointer}
select{background-image:none}

/* data tables */
.table-card{border-radius:18px}
.data-table th{height:45px;background:linear-gradient(180deg,rgba(255,255,255,.025),rgba(255,255,255,.01));backdrop-filter:blur(8px);color:#8da0a7}
.data-table th:first-child,.data-table td:first-child{padding-left:18px}
.data-table th:last-child,.data-table td:last-child{padding-right:18px}
.data-table tbody tr{transition:.18s ease}
.data-table tbody tr:hover td{background:rgba(var(--page-accent-rgb,32,216,242),.025)}
.data-table td.value{font-weight:650}
html[data-theme="light"] .data-table td.value{color:#162d45}
html[data-theme="light"] .data-table th{background:#f5f9fc}

/* buttons */
.btn{position:relative;overflow:hidden}
.btn::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 15%,rgba(255,255,255,.10),transparent 70%);transform:translateX(-120%);transition:transform .55s ease;pointer-events:none}
.btn:hover::after{transform:translateX(120%)}
.btn.danger-btn{background:linear-gradient(180deg,rgba(255,100,112,.09),rgba(255,100,112,.045))}
html[data-theme="light"] .btn{color:#183049}
html[data-theme="light"] .btn.primary{color:#fff}
html[data-theme="light"] .btn.danger-btn{color:#c23f4e}

/* modal */
.modal-backdrop{background:rgba(2,8,12,.72);backdrop-filter:blur(14px) saturate(.85)}
.modal-card{position:relative;background:linear-gradient(180deg,#0c181d,#081216);border-color:rgba(var(--page-accent-rgb,32,216,242),.20)}
.modal-card::before{content:'';position:absolute;top:0;left:8%;right:8%;height:1px;background:linear-gradient(90deg,transparent,rgba(var(--page-accent-rgb,32,216,242),.55),transparent)}
html[data-theme="light"] .modal-card{background:linear-gradient(180deg,#fff,#f8fbfd);box-shadow:0 34px 80px rgba(20,45,78,.20)}
.modal-head{padding-bottom:14px;border-bottom:1px solid var(--line)}

/* toast */
.toast{display:flex;align-items:center;gap:10px;min-height:48px}
.toast-icon{width:27px;height:27px;border-radius:9px;display:grid;place-items:center;background:rgba(62,232,155,.10);color:var(--green);flex:none}
.toast.error .toast-icon{background:rgba(255,100,112,.10);color:var(--red)}
.toast-icon svg{width:15px;height:15px}

/* empty states */
.empty-state>div{max-width:380px}
.empty-state svg{width:34px;height:34px;padding:7px;border-radius:11px;background:rgba(var(--page-accent-rgb,32,216,242),.08);border:1px solid rgba(var(--page-accent-rgb,32,216,242),.13);box-sizing:content-box}
.empty-state p{line-height:1.55}

/* segmented/filter */
.segmented{background:rgba(255,255,255,.018);border-radius:13px}
.segmented button{min-width:42px}
.segmented button.active{background:linear-gradient(180deg,rgba(var(--page-accent-rgb,32,216,242),.18),rgba(var(--page-accent-rgb,32,216,242),.08));color:var(--text);box-shadow:inset 0 0 0 1px rgba(var(--page-accent-rgb,32,216,242),.18)}
.filter-select{min-height:42px}

/* timeline premium */
.timeline-item{grid-template-columns:78px 18px 1fr;gap:10px;border-radius:12px}
.timeline-time{line-height:1.5}
.timeline-dot{width:10px;height:10px;background:var(--page-accent,var(--cyan));box-shadow:0 0 0 4px rgba(var(--page-accent-rgb,32,216,242),.10),0 0 16px rgba(var(--page-accent-rgb,32,216,242),.30)}
.timeline-body{padding:0 0 17px 3px}
.timeline-body h4{font-size:12.5px}

/* livestock */
.livestock-grid{gap:16px}
.livestock-card{transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.livestock-card:hover{border-color:rgba(var(--page-accent-rgb,32,216,242),.24)}
.livestock-card .photo{position:relative;background:linear-gradient(135deg,rgba(var(--page-accent-rgb,32,216,242),.10),rgba(255,255,255,.01));border-bottom:1px solid var(--line)}
.livestock-card .photo::after{content:'';position:absolute;inset:auto 0 0;height:40%;background:linear-gradient(transparent,rgba(0,0,0,.16));pointer-events:none}
.livestock-card .photo svg{color:var(--page-accent,var(--cyan));width:38px;height:38px}
.livestock-card h3{font-size:15px;letter-spacing:-.02em}
html[data-theme="light"] .livestock-card .photo{background:linear-gradient(135deg,rgba(var(--page-accent-rgb,20,141,255),.08),#f7fbfe)}

/* coral photo cards */
.progress-photo{background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.008));border-radius:18px}
.progress-photo .caption{padding:12px 14px;border-top:1px solid var(--line);font-weight:600}
html[data-theme="light"] .progress-photo{background:#fff}

/* alert/insight */
.alert{background:linear-gradient(90deg,currentColor 0 2px,rgba(255,255,255,.018) 2px);border-color:rgba(159,219,231,.12)}
html[data-theme="light"] .alert{background:linear-gradient(90deg,currentColor 0 2px,rgba(16,36,58,.02) 2px)}
.insight{min-height:46px;align-items:flex-start}

/* page specific visual accents */
body[data-page="dosing"] #dosingItems>.grid>.card{border-top:2px solid rgba(249,115,22,.38)}
body[data-page="maintenance"] .kpi-strip .stat-box,body[data-page="waterchange"] .stat-row .stat-box{border-top:2px solid rgba(var(--page-accent-rgb),.22)}
body[data-page="settings"] .danger-zone{background:linear-gradient(135deg,rgba(245,158,11,.06),rgba(255,100,112,.025));border-color:rgba(245,158,11,.15)}
body[data-page="reports"] .summary-card{border-top:2px solid rgba(99,102,241,.25)}
body[data-page="activity"] .timeline-body{padding:12px 14px;margin-top:-10px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.015)}
html[data-theme="light"] body[data-page="activity"] .timeline-body{background:#fff}

/* auth screens */
.auth-body{position:relative;overflow-x:hidden;background:radial-gradient(circle at 50% -10%,rgba(32,216,242,.15),transparent 34%),radial-gradient(circle at 8% 85%,rgba(168,85,247,.08),transparent 30%),#05090c}
.auth-body::before,.auth-body::after{content:'';position:fixed;border-radius:50%;filter:blur(8px);pointer-events:none}
.auth-body::before{width:300px;height:300px;left:-130px;bottom:-80px;background:radial-gradient(circle,rgba(32,216,242,.09),transparent 68%)}
.auth-body::after{width:360px;height:360px;right:-150px;top:-100px;background:radial-gradient(circle,rgba(59,130,246,.10),transparent 68%)}
html[data-theme="light"] .auth-body{background:radial-gradient(circle at 50% -10%,rgba(20,141,255,.12),transparent 34%),radial-gradient(circle at 8% 85%,rgba(168,85,247,.05),transparent 30%),#edf4f9}
.auth-card{position:relative;z-index:1;border-color:rgba(32,216,242,.14);background:linear-gradient(180deg,rgba(13,24,29,.96),rgba(8,17,21,.98));backdrop-filter:blur(16px)}
html[data-theme="light"] .auth-card{background:rgba(255,255,255,.94);box-shadow:0 30px 80px rgba(28,57,94,.16);border-color:rgba(16,36,58,.08)}
.auth-theme-toggle{position:fixed;top:18px;right:18px;z-index:5;background:rgba(255,255,255,.05)!important;backdrop-filter:blur(10px)}
.auth-card .brand-mark{box-shadow:0 16px 40px rgba(32,216,242,.12),inset 0 0 25px rgba(32,216,242,.08)}
.auth-card h1{letter-spacing:-.035em}
.auth-card .stack{margin-top:24px}

/* theme light corrections */
html[data-theme="light"] .card{background:linear-gradient(180deg,#fff,#fbfdff);border-color:rgba(16,36,58,.08)}
html[data-theme="light"] .ring::after{background:#fff}
html[data-theme="light"] .status-pill,html[data-theme="light"] .badge{background:rgba(255,255,255,.72)}
html[data-theme="light"] .segmented{background:rgba(16,36,58,.025)}
html[data-theme="light"] .dose-node{background:#fff}
html[data-theme="light"] .metric-target,html[data-theme="light"] .metric-change{color:#6d8194}
html[data-theme="light"] .topbar h1,html[data-theme="light"] .page-hero h2,html[data-theme="light"] .section-head h2{color:#10243a}
html[data-theme="light"] .tank-switcher select{color:#23425f}
html[data-theme="light"] .mobile-nav a,html[data-theme="light"] .mobile-nav button{color:#63788d}
html[data-theme="light"] .mobile-drawer-panel{box-shadow:0 -22px 60px rgba(23,50,85,.10)}

@media(max-width:760px){
  .page-hero{padding:15px 15px 16px;border-radius:16px;margin-bottom:16px}
  .page-hero-copy{grid-template-columns:44px minmax(0,1fr);column-gap:11px}
  .page-hero-icon{width:40px;height:40px;border-radius:13px}
  .page-hero-icon svg{width:19px;height:19px}
  .page-hero-copy h2{font-size:18px}
  .page-hero-kicker{font-size:8px}
  .page-hero>.toolbar,.page-hero>.btn{margin-left:55px;width:calc(100% - 55px)}
  .section-title-ic{width:26px;height:26px}
  .card:hover{transform:none}
  .data-table td,.data-table th{padding:11px 12px}
  .modal-backdrop{padding:10px;align-items:flex-end}
  .modal-card{max-height:88vh;border-radius:20px 20px 12px 12px}
  .toast-region{left:12px;right:12px;bottom:84px}
  .toast{min-width:0;width:100%;max-width:none}
}
@media(max-width:450px){
  .page-hero>.toolbar,.page-hero>.btn{margin-left:0;width:100%}
  .page-hero-copy{grid-template-columns:40px minmax(0,1fr)}
  .page-hero-icon{width:37px;height:37px}
  .kpi{min-height:104px}
}

.topbar-title-wrap{display:grid;grid-template-columns:38px 1fr;column-gap:10px;align-items:center}
.topbar-page-icon{grid-row:1/3;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;border:1px solid transparent}
.topbar-page-icon svg{width:16px;height:16px}
.topbar-title-wrap .eyebrow,.topbar-title-wrap h1{grid-column:2}
.topbar-title-wrap .eyebrow{align-self:end}
.topbar-title-wrap h1{align-self:start}
.nav-link.active{background:linear-gradient(90deg,rgba(var(--page-accent-rgb,32,216,242),.14),rgba(var(--page-accent-rgb,32,216,242),.04));border-color:rgba(var(--page-accent-rgb,32,216,242),.22)}
.nav-link.active svg{color:var(--page-accent,var(--cyan))}
@media(max-width:760px){.topbar-title-wrap{grid-template-columns:34px 1fr;column-gap:8px}.topbar-page-icon{width:31px;height:31px}.topbar-page-icon svg{width:15px;height:15px}}

/* Recursion-safe static theme icons */
.theme-toggle{position:relative;display:grid;place-items:center}
.theme-toggle .theme-icon{display:grid;place-items:center;position:absolute;inset:0}
.theme-toggle .theme-icon svg{width:18px;height:18px}
html[data-theme="dark"] .theme-icon-sun{display:grid}
html[data-theme="dark"] .theme-icon-moon{display:none}
html[data-theme="light"] .theme-icon-sun{display:none}
html[data-theme="light"] .theme-icon-moon{display:grid}

/* ===== Click-to-inspect parameter / tank status ===== */
.status-detail-trigger,.metric-detail-trigger{cursor:pointer;outline:none}
.status-detail-trigger:focus-visible,.metric-detail-trigger:focus-visible{box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--cyan),var(--shadow)}
.status-detail-trigger:hover,.metric-detail-trigger:hover{border-color:rgba(32,216,242,.24)}
.metric-detail-trigger.has-issue.warning{border-color:rgba(255,200,87,.22);background:linear-gradient(180deg,rgba(255,200,87,.045),rgba(255,255,255,.012))}
.metric-detail-trigger.has-issue.danger{border-color:rgba(255,100,112,.28);background:linear-gradient(180deg,rgba(255,100,112,.055),rgba(255,255,255,.012))}
.metric-detail-trigger.has-issue.danger:hover{border-color:rgba(255,100,112,.52);box-shadow:0 18px 45px rgba(255,100,112,.08)}
.metric-detail-trigger.has-issue.warning:hover{border-color:rgba(255,200,87,.45);box-shadow:0 18px 45px rgba(255,200,87,.06)}
.detail-hint,.metric-detail-hint{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:9px;font-weight:650;margin-top:10px;opacity:.78}
.detail-hint svg,.metric-detail-hint svg{width:12px;height:12px;color:var(--cyan)}
.metric-detail-hint{margin-top:7px;padding-top:7px;border-top:1px solid rgba(159,219,231,.07)}
html[data-theme="light"] .metric-detail-trigger.has-issue.warning{background:linear-gradient(180deg,rgba(240,166,36,.055),#fff)}
html[data-theme="light"] .metric-detail-trigger.has-issue.danger{background:linear-gradient(180deg,rgba(226,90,103,.06),#fff)}

.detail-modal-open{overflow:hidden}
.parameter-detail-backdrop{z-index:120;padding:22px;align-items:center;justify-content:center;overflow:auto}
.parameter-detail-card{width:min(980px,100%);max-height:min(88vh,860px);overflow:auto;padding:0;border-radius:24px}
.parameter-detail-head{position:sticky;top:0;z-index:4;padding:20px 22px;background:rgba(8,18,22,.94);backdrop-filter:blur(18px);display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
html[data-theme="light"] .parameter-detail-head{background:rgba(255,255,255,.94)}
.parameter-detail-title-wrap{display:flex;align-items:center;gap:13px;min-width:0}
.parameter-detail-icon{width:44px;height:44px;border-radius:15px;display:grid;place-items:center;flex:none;border:1px solid transparent}
.parameter-detail-icon svg{width:21px;height:21px}
.parameter-detail-kicker{font-size:9px;font-weight:800;letter-spacing:.14em;color:var(--cyan);margin-bottom:3px}
.parameter-detail-head h2{margin:0;font-size:20px;letter-spacing:-.025em}
.parameter-detail-subtitle{display:flex;align-items:center;gap:7px;margin-top:5px;color:var(--muted);font-size:11px}
.detail-status-dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--muted)}
.detail-status-dot.good{background:var(--green);box-shadow:0 0 0 4px rgba(62,232,155,.08)}
.detail-status-dot.warning{background:var(--yellow);box-shadow:0 0 0 4px rgba(255,200,87,.08)}
.detail-status-dot.danger{background:var(--red);box-shadow:0 0 0 4px rgba(255,100,112,.08)}

#parameterDetailBody{padding:18px 22px 0}
.parameter-detail-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:14px}
.detail-panel{border:1px solid var(--line);border-radius:17px;background:rgba(255,255,255,.018);padding:15px;min-width:0}
html[data-theme="light"] .detail-panel{background:#fff}
.detail-panel-title{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:750;margin-bottom:12px;color:#c9d9dc}
.detail-panel-title svg{width:15px;height:15px;color:var(--cyan)}
html[data-theme="light"] .detail-panel-title{color:#27435d}
.detail-facts{display:grid;gap:0}
.detail-fact{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-bottom:1px solid var(--line);align-items:center}
.detail-fact:last-child{border-bottom:0}
.detail-fact span{color:var(--muted);font-size:10px}
.detail-fact strong{font-size:11px;text-align:right;font-family:var(--mono);font-weight:650}
.detail-fact strong.good{color:var(--green)}
.detail-fact strong.warning{color:var(--yellow)}
.detail-fact strong.danger{color:var(--red)}
.detail-chart-wrap{height:235px;position:relative}
.detail-chart-empty{height:100%;display:grid;place-items:center;color:var(--muted);font-size:11px;text-align:center;border:1px dashed var(--line);border-radius:12px}
.parameter-advice-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}
.advice-panel ul{margin:0;padding-left:18px;display:grid;gap:7px;color:#b8c9cd;font-size:10.5px;line-height:1.55}
html[data-theme="light"] .advice-panel ul{color:#50677c}
.cause-panel .detail-panel-title svg{color:var(--yellow)}
.correction-panel{border-color:rgba(62,232,155,.14);background:linear-gradient(135deg,rgba(62,232,155,.035),rgba(255,255,255,.01))}
.correction-panel .detail-panel-title svg{color:var(--green)}
html[data-theme="light"] .correction-panel{background:linear-gradient(135deg,rgba(28,185,105,.045),#fff)}
.correction-note{display:flex;gap:8px;align-items:flex-start;margin-top:13px;padding:10px 11px;border-radius:12px;background:rgba(62,232,155,.055);border:1px solid rgba(62,232,155,.11);font-size:9.5px;color:#9fc5b1;line-height:1.45}
.correction-note svg{width:14px;height:14px;flex:none;color:var(--green)}
html[data-theme="light"] .correction-note{color:#46705a;background:rgba(28,185,105,.055)}
.parameter-detail-actions{position:sticky;bottom:0;z-index:4;margin-top:18px;padding:15px 22px 20px;background:linear-gradient(180deg,rgba(8,18,22,.35),rgba(8,18,22,.97) 38%);border-top:1px solid var(--line)}
html[data-theme="light"] .parameter-detail-actions{background:linear-gradient(180deg,rgba(255,255,255,.35),rgba(255,255,255,.98) 38%)}
.parameter-detail-actions .btn:last-child{margin-left:auto}

.tank-issue-overview{padding:18px 22px 0}
.issue-list{display:grid;gap:9px}
.issue-row{width:100%;display:grid;grid-template-columns:38px minmax(120px,1fr) minmax(145px,.8fr) auto 18px;gap:12px;align-items:center;padding:11px 12px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.018);color:var(--text);text-align:left;transition:.18s ease}
.issue-row:hover{background:rgba(32,216,242,.035);border-color:rgba(32,216,242,.20);transform:translateX(2px)}
html[data-theme="light"] .issue-row{background:#fff}
.issue-row .metric-icon{width:34px;height:34px;border-radius:11px}
.issue-copy{display:grid;gap:3px;min-width:0}
.issue-copy strong{font-size:11px}
.issue-copy small,.issue-value small{font-size:9px;color:var(--muted)}
.issue-value{display:grid;gap:3px;text-align:right}
.issue-value b{font-family:var(--mono);font-size:11px}
.issue-chevron{width:15px;height:15px;color:var(--muted)}
.detail-all-good{display:grid;place-items:center;text-align:center;gap:8px;padding:35px 20px;border:1px dashed rgba(62,232,155,.18);border-radius:17px;background:rgba(62,232,155,.025)}
.detail-all-good svg{width:38px;height:38px;color:var(--green)}
.detail-all-good strong{font-size:15px}
.detail-all-good span{font-size:10px;color:var(--muted)}

@media(max-width:760px){
  .parameter-detail-backdrop{padding:8px;align-items:flex-end}
  .parameter-detail-card{max-height:91vh;width:100%;border-radius:21px 21px 12px 12px}
  .parameter-detail-head{padding:15px 15px 13px}
  .parameter-detail-icon{width:39px;height:39px;border-radius:13px}
  .parameter-detail-head h2{font-size:17px}
  #parameterDetailBody,.tank-issue-overview{padding:13px 14px 0}
  .parameter-detail-grid,.parameter-advice-grid{grid-template-columns:1fr}
  .detail-chart-wrap{height:215px}
  .parameter-detail-actions{padding:12px 14px calc(14px + env(safe-area-inset-bottom));gap:8px}
  .parameter-detail-actions .btn{flex:1;justify-content:center}
  .issue-row{grid-template-columns:34px minmax(0,1fr) auto 14px;gap:9px}
  .issue-value{grid-column:2;text-align:left}
  .issue-row>.badge{grid-column:3;grid-row:1/3}
  .issue-chevron{grid-column:4;grid-row:1/3}
  .detail-hint{font-size:8px}
}
@media(max-width:450px){
  .parameter-detail-actions{flex-direction:column-reverse}
  .parameter-detail-actions .btn{width:100%;margin-left:0!important}
  .detail-fact{align-items:flex-start}
  .detail-fact strong{max-width:58%}
}

/* Tank running age */
.stat-running strong{color:var(--cyan)}
.stack label small.muted{display:block;margin-top:6px;font-size:10px;line-height:1.45;font-weight:500}