[hidden]{display:none!important}

/* Layout: one phone-width app column (bottom tab bar, bottom sheets), centred on wide screens.
   Dark first like MyPower, in IntelliMeter's own navy/green; light mode from Settings -> Appearance. */
:root{
  --bg:#06111B; --surface:#0F2131; --surface-2:#173049; --raised:#1D3A57;
  --line:rgba(234,241,245,.09); --fg:#EAF1F5; --muted:#8FA3B0;
  --accent:#7CB342; --accent-2:#5FA733; --on-accent:#08170B;
  --energy:#F9A81D; --energy-soft:rgba(249,168,29,.14);
  --water:#4AA8DA; --water-soft:rgba(74,168,218,.14);
  --danger:#F28B82; --danger-soft:rgba(242,139,130,.14);
  --warn:#F5B94A; --warn-soft:rgba(245,185,74,.14);
  --ok:#8BC34A; --ok-soft:rgba(139,195,74,.14);
  --hero-a:#0C2438; --hero-b:#123A5A; --hero-fg:#FFFFFF; --hero-muted:#AFC2CC;
  --scrim:rgba(2,8,14,.62); --shadow:0 18px 40px -18px rgba(0,0,0,.7);
  --display:"Space Grotesk",system-ui,-apple-system,sans-serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --r-lg:22px; --r-md:16px; --r-sm:12px;
  color-scheme:dark;
}
@media (prefers-color-scheme: light){ :root:not([data-theme="dark"]){
  --bg:#EEF3F1; --surface:#FFFFFF; --surface-2:#E5ECE9; --raised:#DCE6E2;
  --line:rgba(19,32,41,.10); --fg:#132029; --muted:#54636B;
  --accent:#4C8A28; --accent-2:#5FA733; --on-accent:#FFFFFF;
  --energy:#B86E00; --energy-soft:#FDF0D8; --water:#1C74BC; --water-soft:#DDEBF6;
  --danger:#B42318; --danger-soft:#FDE7E5; --warn:#9A6200; --warn-soft:#FDF0D8; --ok:#3F7A1F; --ok-soft:#E4F1D8;
  --scrim:rgba(12,36,56,.45); --shadow:0 18px 40px -22px rgba(12,36,56,.45); color-scheme:light;
}}
:root[data-theme="light"]{
  --bg:#EEF3F1; --surface:#FFFFFF; --surface-2:#E5ECE9; --raised:#DCE6E2;
  --line:rgba(19,32,41,.10); --fg:#132029; --muted:#54636B;
  --accent:#4C8A28; --accent-2:#5FA733; --on-accent:#FFFFFF;
  --energy:#B86E00; --energy-soft:#FDF0D8; --water:#1C74BC; --water-soft:#DDEBF6;
  --danger:#B42318; --danger-soft:#FDE7E5; --warn:#9A6200; --warn-soft:#FDF0D8; --ok:#3F7A1F; --ok-soft:#E4F1D8;
  --scrim:rgba(12,36,56,.45); --shadow:0 18px 40px -22px rgba(12,36,56,.45); color-scheme:light;
}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 var(--sans);-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1,h2,h3{font-family:var(--display);letter-spacing:-.01em;margin:0;text-wrap:balance}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.num{font-variant-numeric:tabular-nums}

.app{max-width:460px;margin:0 auto;min-height:100%;position:relative;padding-bottom:calc(92px + env(safe-area-inset-bottom,0px))}
.proto{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;display:flex;justify-content:center;pointer-events:none}
.proto span{pointer-events:auto;margin-top:6px;font:600 11px/1 var(--sans);letter-spacing:.06em;text-transform:uppercase;color:var(--hero-muted);background:rgba(6,17,27,.7);border:1px solid rgba(255,255,255,.12);padding:5px 10px;border-radius:99px;backdrop-filter:blur(6px)}

/* ---------- Hero (Home) ---------- */
.hero{position:relative;color:var(--hero-fg);padding:calc(8px + env(safe-area-inset-top,0px)) 16px 72px;border-radius:0 0 34px 34px;overflow:hidden;
  background:var(--hero-a)}
.hero-top{position:relative;display:flex;justify-content:space-between;align-items:center;padding-top:10px}
.brand{font:700 17px/1 var(--display);letter-spacing:-.02em}.brand i{font-style:normal;color:#7CB342}
.icon-btn{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:0;background:rgba(255,255,255,.1);color:var(--hero-fg);position:relative}
.icon-btn .dot{position:absolute;top:9px;right:10px;width:8px;height:8px;border-radius:50%;background:#F5821F;box-shadow:0 0 0 2px var(--hero-a)}
.hello{position:relative;display:flex;gap:14px;align-items:center;margin-top:26px}
.avatar{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.12);font:700 20px var(--display);flex:0 0 auto}
.hello small{display:block;color:var(--hero-muted);font-size:14px}
.hello h1{font-size:24px}

/* ---------- Cards / sections ---------- */
.stack{display:flex;flex-direction:column;gap:16px;padding:0 16px}
.pull{margin-top:-52px;position:relative}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px}
.card-h{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:14px}
.card-h h2{font-size:17px}
.link{background:none;border:0;color:var(--accent);font-weight:600;font-size:14px;padding:4px 0}

.meter-card{box-shadow:var(--shadow)}
.switch{display:flex;align-items:center;gap:10px;background:var(--surface-2);border:0;border-radius:14px;padding:10px 12px;width:100%;text-align:left}
.kind{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex:0 0 auto}
.kind.energy{background:var(--energy-soft);color:var(--energy)} .kind.water{background:var(--water-soft);color:var(--water)}
.switch .t{flex:1;min-width:0}.switch b{display:block;font-size:15px}.switch span{font-size:13px;color:var(--muted)}
.meter-meta{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 2px}
.meta small{display:block;font-size:11px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);font-weight:600}
.meta b{font-size:15px;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:14px;min-height:50px;padding:0 18px;font-weight:600;font-size:15px}
.btn-go{background:var(--accent-2);color:#fff;width:100%}
.btn-go:active{transform:scale(.99)}
.btn-soft{background:var(--surface-2);color:var(--fg)}
.btn-line{background:transparent;border:1px solid var(--line);color:var(--fg)}
.btn[disabled]{opacity:.5;cursor:not-allowed}

.quick{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.qa{display:flex;flex-direction:column;align-items:center;gap:8px;background:none;border:0;padding:4px 0;font-size:13px;text-align:center;line-height:1.25}
.qa i{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);color:var(--fg);font-style:normal}

/* token rows */
.list{display:flex;flex-direction:column}
.row{display:flex;gap:12px;align-items:center;padding:12px 0;border-top:1px solid var(--line);background:none;border-left:0;border-right:0;border-bottom:0;width:100%;text-align:left}
.list .row:first-child{border-top:0;padding-top:4px}
.row .t{flex:1;min-width:0}
.row b{display:block;font-size:14px;font-weight:600}
.row .sub{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .amt{text-align:right;font-size:14px;font-weight:600;white-space:nowrap}
.row .amt small{display:block;font-weight:400;color:var(--muted);font-size:12px}
.pill{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:3px 9px;border-radius:99px}
.pill.ok{background:var(--ok-soft);color:var(--ok)} .pill.warn{background:var(--warn-soft);color:var(--warn)} .pill.bad{background:var(--danger-soft);color:var(--danger)} .pill.info{background:var(--water-soft);color:var(--water)}

/* chart */
.seg{display:inline-flex;background:var(--surface-2);border-radius:99px;padding:3px}
.seg button{border:0;background:none;border-radius:99px;padding:6px 14px;font-size:13px;font-weight:600;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--fg);box-shadow:0 1px 3px rgba(0,0,0,.25)}
.big{font:700 28px/1.1 var(--display)}.big small{font:500 14px var(--sans);color:var(--muted);margin-left:4px}
.chart{width:100%;height:auto;display:block;margin-top:10px}
.chart text{fill:var(--muted);font:12px var(--sans)}
.chart .grid{stroke:var(--line)}
.chart .bar{fill:var(--raised)} .chart .bar.now{fill:var(--accent-2)}
.chart .val{fill:var(--fg);font-weight:600}

/* ---------- Tab pages ---------- */
.page[hidden]{display:none}
.page-h{padding:calc(20px + env(safe-area-inset-top,0px)) 16px 8px;position:sticky;top:0;z-index:5;background:var(--bg)}
.page-h h1{font-size:28px}
.page-h p{margin:4px 0 0;color:var(--muted)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.svc{display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 6px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);font-size:13px;text-align:center;line-height:1.25}
.svc i{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);font-style:normal}
.notice{display:flex;gap:12px;align-items:flex-start}
.notice .kind{background:var(--warn-soft);color:var(--warn)}
.notice b{display:block}.notice p{margin:2px 0 0;color:var(--muted);font-size:14px}

.support-big{display:flex;flex-direction:column;gap:22px;text-align:left;width:100%}
.tile{display:flex;justify-content:space-between;align-items:flex-end;gap:10px;border:0;text-align:left;width:100%}
.tile .ring{width:60px;height:40px;border:1.5px solid var(--line);border-radius:99px;display:grid;place-items:center;margin-bottom:22px}
.tile b{font-size:15px}
.tile .go{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2);flex:0 0 auto}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.two .tile{flex-direction:column;align-items:stretch}
.two .tile .end{display:flex;justify-content:space-between;align-items:flex-end;gap:8px}

.ticket{padding:14px 0;border-top:1px solid var(--line)}
.ticket:first-child{border-top:0;padding-top:0}
.ticket-h{display:flex;justify-content:space-between;gap:10px;align-items:center}
.ticket p{margin:6px 0 8px;color:var(--muted);font-size:14px}
.ticket .foot{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}
.tag{font:600 12px var(--mono);border:1px solid var(--line);border-radius:8px;padding:3px 8px;color:var(--muted)}

.profile{display:flex;gap:14px;align-items:center}
.profile .avatar{background:var(--accent-2);color:#fff}
.profile b{display:block;font-size:17px;font-family:var(--display)}
.profile span{color:var(--muted);font-size:14px}
.group-l{font-size:13px;font-weight:600;color:var(--muted);margin:6px 4px -6px}
.menu{padding:4px 16px}
.mi{display:flex;align-items:center;gap:14px;padding:14px 0;border-top:1px solid var(--line);background:none;border-left:0;border-right:0;border-bottom:0;width:100%;text-align:left}
.menu .mi:first-child{border-top:0}
.mi .t{flex:1}.mi small{display:block;color:var(--muted);font-size:13px}
.chev{color:var(--muted)}
.toggle{position:relative;width:48px;height:28px;flex:0 0 auto}
.toggle input{position:absolute;inset:0;opacity:0;margin:0;cursor:pointer;z-index:1}
.toggle i{position:absolute;inset:0;border-radius:99px;background:var(--raised);transition:.2s}
.toggle i:after{content:"";position:absolute;left:3px;top:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.3)}
.toggle input:checked+i{background:var(--accent-2)}.toggle input:checked+i:after{transform:translateX(20px)}
.toggle input:focus-visible+i{outline:2px solid var(--accent);outline-offset:2px}
.theme-seg{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:4px 0 12px}
.theme-seg button{border:1px solid var(--line);background:var(--surface-2);border-radius:12px;padding:10px 4px;font-size:13px;font-weight:600;color:var(--muted)}
.theme-seg button[aria-pressed="true"]{border-color:var(--accent);color:var(--fg);background:var(--surface)}

/* ---------- Bottom tab bar ---------- */
.tabs{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:8px 10px calc(8px + env(safe-area-inset-bottom,0px))}
.tabs nav{max-width:440px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);background:var(--surface);border:1px solid var(--line);border-radius:26px;box-shadow:var(--shadow);padding:6px}
.tab{background:none;border:0;display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 0 6px;font-size:12px;font-weight:600;color:var(--muted);border-radius:20px}
.tab[aria-current="page"]{color:var(--accent);background:var(--surface-2)}

/* ---------- Bottom sheets ---------- */
.scrim{position:fixed;inset:0;background:var(--scrim);z-index:50;opacity:0;pointer-events:none;transition:opacity .2s}
.scrim.on{opacity:1;pointer-events:auto}
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:51;max-width:460px;margin:0 auto;background:var(--surface);border-radius:26px 26px 0 0;border-top:1px solid var(--line);
  padding:10px 18px calc(20px + env(safe-area-inset-bottom,0px));max-height:90%;overflow:auto;transform:translateY(105%);visibility:hidden;transition:transform .26s cubic-bezier(.2,.8,.2,1),visibility .26s}
.sheet.on{transform:none;visibility:visible}
.grab{width:42px;height:5px;border-radius:3px;background:var(--line);margin:0 auto 10px}
.sheet-h{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.sheet-h h2{flex:1;font-size:19px}
.close{width:38px;height:38px;border-radius:50%;border:0;background:var(--surface-2);display:grid;place-items:center;color:var(--fg)}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:13px;font-weight:600;color:var(--muted)}
.input{width:100%;min-height:50px;border-radius:14px;border:1px solid var(--line);background:var(--surface-2);padding:0 14px;font-size:16px}
textarea.input{padding:12px 14px;min-height:96px;resize:vertical}
.input:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
.amount-wrap{position:relative}.amount-wrap span{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);font-weight:600}
.amount-wrap .input{padding-left:56px;font:700 22px var(--display)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{border:1px solid var(--line);background:var(--surface-2);border-radius:99px;padding:8px 14px;font-weight:600;font-size:14px}
.chip[aria-pressed="true"]{border-color:var(--accent);color:var(--accent);background:var(--surface)}
.hint{font-size:13px;color:var(--muted);margin:-6px 0 14px}
.err{font-size:13px;color:var(--danger);margin:-6px 0 12px}

.wait{text-align:center;padding:10px 0 6px}
.phone-ico{width:84px;height:84px;margin:6px auto 14px;border-radius:24px;display:grid;place-items:center;background:var(--ok-soft);color:var(--ok);position:relative}
.phone-ico:after{content:"";position:absolute;inset:-8px;border-radius:30px;border:2px solid var(--ok);opacity:.5;animation:ping 1.6s ease-out infinite}
@keyframes ping{from{transform:scale(.9);opacity:.6}to{transform:scale(1.15);opacity:0}}
.wait h3{font-size:20px}.wait p{color:var(--muted);margin:6px auto 14px;max-width:30ch}
.progress{height:6px;border-radius:3px;background:var(--surface-2);overflow:hidden;margin:0 0 14px}
.progress i{display:block;height:100%;background:var(--accent-2);width:0;transition:width 1s linear}

.token-box{background:var(--surface-2);border-radius:18px;padding:18px 14px;text-align:center;margin:6px 0 14px}
.token-box small{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:8px}
.token{font:600 clamp(16px,4.6vw,21px)/1.3 var(--mono);letter-spacing:0;word-spacing:.15em;white-space:nowrap}
.kv{display:grid;grid-template-columns:1fr auto;gap:8px 12px;font-size:14px;margin:0 2px 16px}
.kv dt{color:var(--muted)}.kv dd{margin:0;text-align:right;font-weight:600}
.btn-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}

.meter-opt{display:flex;gap:12px;align-items:center;padding:12px;border-radius:16px;border:1px solid var(--line);background:var(--surface-2);width:100%;text-align:left;margin-bottom:10px}
.meter-opt[aria-pressed="true"]{border-color:var(--accent)}
.meter-opt .t{flex:1;min-width:0}.meter-opt b{display:block}.meter-opt span{font-size:13px;color:var(--muted)}
.star{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--surface);color:var(--muted);border:0}
.star[aria-pressed="true"]{color:var(--energy)}
.cats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}

.toast{position:fixed;left:50%;bottom:calc(104px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);z-index:60;background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:12px;font-weight:600;font-size:14px;opacity:0;transition:.2s;pointer-events:none;max-width:90%}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* sign-in screens (preview) */
.auth{position:fixed;inset:0;z-index:70;background:var(--bg);overflow:auto}
.auth-in{max-width:420px;margin:0 auto;padding:calc(24px + env(safe-area-inset-top,0px)) 20px calc(24px + env(safe-area-inset-bottom,0px));min-height:100%;display:flex;flex-direction:column}
.auth-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}
.steps-dots{display:flex;gap:6px}.steps-dots i{width:22px;height:5px;border-radius:3px;background:var(--surface-2)}.steps-dots i.on{background:var(--accent-2)}
.auth h1{font-size:28px;margin-bottom:6px}.auth p.lead{color:var(--muted);margin:0 0 22px}
.otp{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-bottom:14px}
.otp input{height:56px;text-align:center;font:700 22px var(--mono);border-radius:14px;border:1px solid var(--line);background:var(--surface-2);min-width:0}
.pin-dots{display:flex;justify-content:center;gap:14px;margin:10px 0 22px}
.pin-dots i{width:16px;height:16px;border-radius:50%;border:2px solid var(--muted)}.pin-dots i.on{background:var(--accent-2);border-color:var(--accent-2)}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.keypad button{height:58px;border-radius:16px;border:0;background:var(--surface-2);font:600 22px var(--display)}
.auth .spacer{flex:1}
.welcome-art{height:180px;border-radius:26px;margin-bottom:26px;position:relative;overflow:hidden;background:var(--hero-a);display:grid;place-items:center;color:var(--hero-fg)}
.welcome-art .tk{font:600 18px var(--mono);letter-spacing:.04em;word-spacing:.3em;opacity:.95}
.welcome-art small{position:absolute;left:18px;top:16px;font:700 16px var(--display)}.welcome-art small i{font-style:normal;color:#7CB342}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
@media (min-width:600px){ body{padding-block:0} }

/* ---- app additions ---- */
.skel{background:var(--surface-2);border-radius:8px;min-height:14px;animation:sk 1.2s ease-in-out infinite}
@keyframes sk{50%{opacity:.5}}
.empty{color:var(--muted);font-size:14px;margin:0;padding:6px 0}
.row .kind.failed{background:var(--danger-soft);color:var(--danger)}
.load-more{margin-top:10px;width:100%}
.danger-link{background:none;border:0;color:var(--danger);font-weight:600;font-size:14px;padding:8px 0}
.field-err .input{border-color:var(--danger)}
.meter-actions{display:flex;gap:8px;margin-top:6px}
.meter-actions button{font-size:13px;padding:6px 10px;border-radius:10px;border:1px solid var(--line);background:var(--surface);font-weight:600}
.auth .lead b{white-space:nowrap}
.check{display:flex;gap:10px;align-items:center;font-size:14px;color:var(--fg);margin:4px 0 16px}
.check input{width:20px;height:20px;accent-color:var(--accent-2)}
.install-hint{font-size:13px;color:var(--muted);text-align:center;margin-top:14px}
.install-hint a{color:var(--accent);font-weight:600}

/* token rows: [icon] [units + date] [amount] / token on its own line */
.row.tk{display:grid;grid-template-columns:38px minmax(0,1fr) auto;column-gap:12px;row-gap:4px;align-items:center}
.row.tk .kind{grid-row:1 / span 2;align-self:start;margin-top:2px}
.row.tk .t{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;min-width:0}
.row.tk .t b{display:inline}
.row.tk .when{font-size:12px;color:var(--muted);white-space:nowrap}
.row.tk .amt{align-self:baseline}
.row.tk .tk-line{grid-column:2 / span 2;font-size:13px;color:var(--muted);min-width:0;overflow-wrap:anywhere}
.row.tk .tk-line .mono{letter-spacing:.02em;word-spacing:.12em}