/* Backup Power Sizer v1.3, in SurvivalTrends colours. Fonts self-hosted (OFL). */
@font-face{font-family:"Bitter";font-weight:600;font-style:normal;font-display:swap;src:url(/assets/fonts/bitter-600.woff2) format("woff2")}
@font-face{font-family:"Bitter";font-weight:700;font-style:normal;font-display:swap;src:url(/assets/fonts/bitter-700.woff2) format("woff2")}
@font-face{font-family:"Inter";font-weight:400;font-style:normal;font-display:swap;src:url(/assets/fonts/inter-400.woff2) format("woff2")}
@font-face{font-family:"Inter";font-weight:500;font-style:normal;font-display:swap;src:url(/assets/fonts/inter-500.woff2) format("woff2")}
@font-face{font-family:"Inter";font-weight:600;font-style:normal;font-display:swap;src:url(/assets/fonts/inter-600.woff2) format("woff2")}

:root{
  /* SurvivalTrends palette (Kadence global palette 1–9) */
  --bg:#F3EFE7; --surface:#FFFFFF; --ink:#23211E; --muted:#57534A; --line:#DCD2C1; --soft:#EAE3D6;
  --forest:#2D3A2E; --forest-2:#3D4339; --on-forest:#F3EFE7; --on-forest-muted:#C9C3B4;
  --amber:#D98A2C; --amber-text:#8F520F; --amber-soft:#F6E5CC; --olive:#6E7F5B; --olive-text:#55643F;
  --btn:#2D3A2E; --btn-ink:#F3EFE7;
  --warn:#8F3F12;
  --serif:"Bitter",Georgia,"Times New Roman",serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#191D1A; --surface:#222823; --ink:#EDE8DE; --muted:#B4AD9E; --line:#394238; --soft:#2B322C;
  --forest:#121612; --forest-2:#2A322A; --on-forest:#EDE8DE; --on-forest-muted:#A9A393;
  --amber:#E39A40; --amber-text:#EDB066; --amber-soft:#3A2C18; --olive:#9AAB86; --olive-text:#AFC09A;
  --btn:#E39A40; --btn-ink:#1B140A; --warn:#F0A27A; color-scheme:dark }}
:root[data-theme="dark"]{
  --bg:#191D1A; --surface:#222823; --ink:#EDE8DE; --muted:#B4AD9E; --line:#394238; --soft:#2B322C;
  --forest:#121612; --forest-2:#2A322A; --on-forest:#EDE8DE; --on-forest-muted:#A9A393;
  --amber:#E39A40; --amber-text:#EDB066; --amber-soft:#3A2C18; --olive:#9AAB86; --olive-text:#AFC09A;
  --btn:#E39A40; --btn-ink:#1B140A; --warn:#F0A27A; color-scheme:dark }

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6}
a{color:var(--ink);text-decoration-color:var(--amber);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:var(--amber-text)}
img{max-width:100%}
.wrap{max-width:1100px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}

/* header */
header.site{background:var(--surface);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-block:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:1.2rem;color:var(--forest);text-decoration:none}
:root[data-theme="dark"] .brand{color:var(--ink)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .brand{color:var(--ink)}}
.brand svg{width:30px;height:30px;flex:none}
.brand small{display:block;font-family:var(--sans);font-weight:400;font-size:.78rem;color:var(--muted);line-height:1.2}
nav{display:flex;gap:6px 18px;flex-wrap:wrap}
@media (max-width:600px){nav{gap:4px 14px}nav a{font-size:.86rem}}
nav a{color:var(--muted);text-decoration:none;font-size:.92rem}
nav a:hover{color:var(--ink)}

/* type */
h1,h2,h3{font-family:var(--serif);font-weight:700;line-height:1.12;text-wrap:balance;margin:0;color:var(--ink)}
h1{font-size:clamp(2.1rem,4.6vw,3.25rem);letter-spacing:-.01em}
h2{font-size:clamp(1.5rem,2.6vw,1.95rem);margin-bottom:12px}
h3{font-size:1.15rem;margin-bottom:6px;font-weight:600}
p{margin:0 0 12px;max-width:68ch}
.lede{font-size:1.1rem;color:var(--muted);max-width:52ch;margin-top:14px}
main{padding-block:28px 64px}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,520px);grid-template-areas:"intro tool" "extras tool";grid-template-rows:auto 1fr;column-gap:44px;row-gap:0;align-items:start}
.hero .intro{grid-area:intro;padding-top:12px}.hero .sizer{grid-area:tool}.hero .extras{grid-area:extras}
@media (max-width:920px){.hero{grid-template-columns:minmax(0,1fr);grid-template-areas:"intro" "tool" "extras";grid-template-rows:auto;row-gap:24px}.hero .intro{padding-top:0}}
.answer-line{font-size:1.06rem;margin-top:14px;max-width:54ch}
.answer-line b{font-family:var(--serif);font-weight:700;font-size:1.12em}

/* typical-outage panel: the hero visual, computed from the data */
.typical{margin-top:24px;background:var(--forest);color:var(--on-forest);border-radius:18px;padding:18px 20px 16px;max-width:520px}
.typical h2{color:var(--on-forest);font-size:1.15rem;margin:0 0 2px;font-weight:600}
.typical .sub{color:var(--on-forest-muted);font-size:.86rem;margin:0 0 14px}
.batt{display:flex;align-items:center;gap:4px}
.batt .cells{flex:1;display:flex;height:34px;border:2px solid var(--on-forest);border-radius:7px;padding:3px;gap:3px}
.batt .cells span{display:block;border-radius:3px;background:var(--amber);min-width:6px}
.batt .cells span:nth-child(2n){background:#E9B46F}
.batt .term{width:6px;height:14px;border-radius:0 3px 3px 0;background:var(--on-forest)}
.legend{list-style:none;padding:0;margin:12px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 16px;font-size:.86rem;color:var(--on-forest-muted)}
.legend li{display:flex;justify-content:space-between;gap:8px}
.legend b{color:var(--on-forest);font-weight:500;font-variant-numeric:tabular-nums}
.typical .total{display:flex;align-items:baseline;gap:8px;margin-top:12px;border-top:1px solid rgba(243,239,231,.2);padding-top:10px}
.typical .total strong{font-family:var(--serif);font-size:1.7rem;color:var(--on-forest)}
.typical .total span{font-size:.86rem;color:var(--on-forest-muted)}
.trust{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:6px;color:var(--muted);font-size:.94rem}
.trust li{padding-left:20px;position:relative}
.trust li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:6px;border-left:2px solid var(--olive);border-bottom:2px solid var(--olive);transform:rotate(-45deg)}

/* the tool */
.sizer{background:var(--surface);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 1px 0 var(--line),0 18px 40px -28px rgba(35,33,30,.45);scroll-margin-top:16px}
.sizer .head{padding:16px 18px 12px;border-bottom:1px solid var(--line)}
.sizer .title{font-family:var(--serif);font-size:1.3rem;font-weight:700;line-height:1.15}
.sizer .step{font-size:.84rem;color:var(--muted);margin-top:4px}
.dots{display:flex;gap:6px;margin-top:12px}
.dots span{flex:1;height:4px;border-radius:2px;background:var(--line)}
.dots span.on{background:var(--amber)}
.pane{padding:16px 18px;display:flex;flex-direction:column;gap:12px;min-height:440px}
.q{font-weight:600;margin:0}
.chips{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.chip,.dur{border:1px solid var(--line);background:var(--soft);color:var(--ink);border-radius:12px;font:inherit;text-align:left;cursor:pointer}
.chip{display:flex;align-items:flex-start;gap:9px;padding:10px 11px;font-size:.92rem;line-height:1.3;transition:background-color .12s,border-color .12s}
.chip .ic{width:22px;height:22px;flex:none;color:var(--muted);margin-top:1px}
.chip .cn{display:flex;flex-direction:column;gap:2px;min-width:0}
.chip small{font-size:.74rem;color:var(--muted)}
.chip[aria-pressed="true"],.dur[aria-pressed="true"]{border-color:var(--amber);background:var(--amber-soft)}
.chip[aria-pressed="true"] .ic{color:var(--amber-text)}
.tally{margin:0;font-size:.9rem;color:var(--muted);min-height:1.5em}
.tally b{font-family:var(--serif);color:var(--ink);font-size:1.05rem}
.durs{display:grid;gap:8px}
.dur{padding:13px 14px;display:flex;justify-content:space-between;align-items:center}
.dur small{color:var(--muted);font-size:.84rem}
.toggle{display:flex;align-items:center;gap:10px;font-size:.92rem}
.toggle input{width:20px;height:20px;accent-color:var(--forest)}
.bar{display:flex;gap:8px;padding:12px 18px 16px;border-top:1px solid var(--line)}
.btn{flex:1;display:inline-block;text-align:center;border:0;border-radius:12px;padding:13px 16px;font:inherit;font-weight:600;cursor:pointer;background:var(--btn);color:var(--btn-ink);text-decoration:none;line-height:1.3}
.btn:hover{color:var(--btn-ink);filter:brightness(1.12)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{filter:none;border-color:var(--ink)}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* result */
.verdict h2{font-size:1.4rem;margin:0}
.gauge{border:1px solid var(--line);border-radius:14px;padding:14px 14px 12px;background:var(--surface)}
.readout{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.readout .big{font-family:var(--serif);font-size:2.7rem;font-weight:700;line-height:1;font-variant-numeric:tabular-nums}
.readout .unit{font-family:var(--serif);font-size:1.2rem;font-weight:600}
.readout .cap{font-size:.86rem;color:var(--muted);margin-left:4px}
.cell{position:relative;height:30px;margin:52px 10px 44px 0;border:2px solid var(--ink);border-radius:8px;background:var(--soft)}
.cell .nub{position:absolute;right:-8px;top:8px;width:6px;height:10px;border-radius:0 3px 3px 0;background:var(--ink)}
.cell .fill{position:absolute;inset:3px auto 3px 3px;width:0;max-width:calc(100% - 6px);border-radius:4px;
  background:repeating-linear-gradient(90deg,var(--amber) 0 14px,#E9B46F 14px 16px);transition:width .9s cubic-bezier(.2,.7,.2,1)}
.tick{position:absolute;top:-6px;bottom:-6px;width:0}
.tick i{position:absolute;top:0;bottom:0;left:-1px;border-left:2px dashed var(--forest)}
:root[data-theme="dark"] .tick i{border-color:var(--ink)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .tick i{border-color:var(--ink)}}
.tick em{position:absolute;bottom:calc(100% + 4px);transform:translateX(-50%);font-style:normal;font-size:.7rem;line-height:1.2;color:var(--muted);text-align:center;white-space:nowrap}
.tick.best em{color:var(--ink);font-weight:600}
.tick.budget em{bottom:auto;top:calc(100% + 4px)}
.tick.head em{transform:translateX(-85%)}
.gauge .row{display:flex;justify-content:space-between;gap:12px;font-size:.86rem;color:var(--muted);margin-top:4px;font-variant-numeric:tabular-nums}
.gauge .row b{color:var(--ink);font-weight:500;text-align:right}
.fact{font-size:.9rem;background:var(--amber-soft);border-radius:12px;padding:10px 12px;margin:0}
.pick{border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;gap:4px;background:var(--surface)}
.pick.primary{border:2px solid var(--forest)}
:root[data-theme="dark"] .pick.primary{border-color:var(--amber)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .pick.primary{border-color:var(--amber)}}
.pick .lbl{font-size:.8rem;font-weight:600;color:var(--olive-text);margin:0}
.pick.primary .lbl{color:var(--amber-text)}
.pick .name{font-size:1.25rem;margin:0}
.pick .why{font-size:.92rem;margin:0}
.badges{list-style:none;padding:0;margin:6px 0 2px;display:flex;flex-wrap:wrap;gap:6px}
.badges li{font-size:.76rem;border:1px solid var(--line);border-radius:999px;padding:2px 9px;color:var(--muted)}
.pick .spec{font-size:.8rem;color:var(--muted);margin:0;font-variant-numeric:tabular-nums}
.runs{margin:8px 0 2px;display:grid;gap:5px}
.runs-h{font-size:.8rem;color:var(--muted);margin:0 0 2px}
.run{display:grid;grid-template-columns:minmax(0,7.5em) 1fr auto;gap:10px;align-items:center;font-size:.84rem}
.run .track{height:8px;border-radius:4px;background:var(--soft);overflow:hidden}
.run .track span{display:block;height:100%;background:var(--olive);border-radius:4px}
.run b{font-weight:500;font-variant-numeric:tabular-nums;min-width:4.2em;text-align:right}
.pick .btn.buy{margin-top:10px}
.buy-sm{justify-self:start;margin-top:6px;font-size:.86rem;font-weight:600;color:var(--ink);text-decoration:none;border:1px solid var(--forest);border-radius:9px;padding:6px 10px}
.stock{font-size:.76rem;color:var(--warn);margin:2px 0 0}
.alts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:8px}
.alts .pick .name{font-size:1.05rem}
.gen{background:var(--amber-soft);border-radius:14px;padding:14px;font-size:.92rem}
.gen ul{margin:6px 0 0;padding-left:18px}
.disc{font-size:.76rem;color:var(--muted);margin:0}
.share{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.share .btn{flex:0 0 auto;padding:9px 14px;font-size:.9rem}
.share-ok{font-size:.86rem;color:var(--olive-text)}
.working summary{cursor:pointer;font-size:.88rem}
.working p{font-size:.8rem;color:var(--muted);margin-top:8px;font-variant-numeric:tabular-nums}

/* content */
section.block{margin-top:64px}
.section-lede{color:var(--muted);max-width:62ch}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px;counter-reset:s}
.steps li{counter-increment:s;min-width:0}
.steps h3::before{content:counter(s);display:inline-grid;place-items:center;width:1.7em;height:1.7em;margin-right:10px;border-radius:50%;background:var(--forest);color:var(--on-forest);font-size:.82em}
.faq details{border-top:1px solid var(--line);padding:14px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600}
.faq p{margin-top:8px;color:var(--muted)}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--surface);margin-block:12px 20px}
table{border-collapse:collapse;width:100%;font-size:.9rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.8rem;color:var(--muted);font-weight:600;background:var(--soft);white-space:nowrap}
tr:last-child td{border-bottom:0}
td.n{font-variant-numeric:tabular-nums;white-space:nowrap}
.cmp td:first-child,.cmp th:first-child,.grid td:first-child,.grid th:first-child{position:sticky;left:0;background:var(--surface);z-index:1;min-width:11em}
.cmp th:first-child,.grid th:first-child{background:var(--soft)}
.cmp .tag{display:inline-block;font-size:.76rem;line-height:1.35;background:var(--amber-soft);color:var(--ink);border-radius:6px;padding:2px 7px;margin:0 4px 4px 0}
.cmp .not{color:var(--muted);font-size:.84rem;min-width:16em}
.cmp .note{display:block;color:var(--warn);font-size:.76rem}
.grid td.no{color:var(--muted);font-size:.8rem}
.answer{font-size:1.12rem;max-width:62ch;margin-top:16px}
.prose{max-width:72ch}
.prose h2{margin-top:32px}
.wide{max-width:none}
.cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;background:var(--forest);color:var(--on-forest);border-radius:14px;padding:16px 18px;margin-top:24px}
.cta p{margin:0;flex:1 1 260px}
.cta .btn{flex:0 0 auto;background:var(--amber);color:#1B140A}
.related{columns:2 260px;padding-left:18px}
.related li{margin-bottom:6px}

/* footer, as on survivaltrends.com */
footer.site{background:var(--forest);color:var(--on-forest-muted);font-size:.88rem;margin-top:24px}
footer.site .wrap{padding-block:28px;display:flex;flex-wrap:wrap;gap:14px 28px;justify-content:space-between;align-items:flex-start}
footer.site a,footer.site button.linkish{color:var(--on-forest);text-decoration:none}
footer.site a:hover,footer.site button.linkish:hover{text-decoration:underline;color:var(--on-forest)}
footer.site .fl{display:flex;flex-wrap:wrap;gap:6px 18px}
footer.site p{margin:0;max-width:60ch}
button.linkish{background:none;border:0;padding:0;font:inherit;cursor:pointer}

/* consent + sticky CTA */
.consent{position:fixed;left:12px;right:12px;bottom:12px;z-index:50;max-width:560px;margin-inline:auto;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:14px;padding:14px 16px;box-shadow:0 18px 40px -20px rgba(35,33,30,.5)}
.consent p{font-size:.9rem;margin:0 0 10px}
.consent-b{display:flex;gap:8px}
.consent .btn{padding:10px 14px}
.sticky{position:fixed;left:0;right:0;bottom:0;z-index:40;padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));background:var(--forest);display:none;transform:translateY(110%);transition:transform .2s ease-out}
.sticky.show{transform:none}
.sticky .btn{display:block;background:var(--amber);color:#1B140A}
@media (max-width:920px){.sticky{display:block}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.muted{color:var(--muted)}

/* tables become cards on phones */
@media (max-width:640px){
  table.stack thead{display:none}
  table.stack,table.stack tbody,table.stack tr,table.stack td{display:block;width:100%}
  table.stack tr{padding:12px 14px;border-bottom:1px solid var(--line)}
  table.stack tr:last-child{border-bottom:0}
  table.stack td{border:0;padding:3px 0;position:static;white-space:normal;min-width:0;background:none}
  table.stack td[data-l]{display:flex;justify-content:space-between;gap:12px;text-align:right}
  table.stack td[data-l]::before{content:attr(data-l);color:var(--muted);font-size:.84rem;text-align:left;flex:none}
  table.stack td.not[data-l],table.stack td[data-l="Calculator’s pick for"]{display:block;text-align:left}
  table.stack td.not[data-l]::before,table.stack td[data-l="Calculator’s pick for"]::before{display:block;margin-bottom:2px}
  table.stack td:first-child{font-size:1rem;padding-bottom:6px}
}
body:has(#consent) .sticky{display:none}

/* v1.4: generator, food & water, outage planner */
.q.grp{font-size:.82rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-top:4px}
.fuel{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.fuel>span{font-weight:600;margin-right:4px}
.dur.sm{padding:9px 12px;font-size:.9rem;display:inline-flex}
.safety{border:1px solid var(--line);border-radius:14px;padding:12px 14px;background:var(--surface)}
.safety h3{font-size:1rem;margin-bottom:4px}
.safety ul{margin:0;padding-left:18px;font-size:.88rem}
.hh{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.hh label,.custom{display:flex;flex-direction:column;gap:4px;font-size:.88rem;font-weight:600}
.hh input,.custom input{font:inherit;font-weight:400;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);width:100%}
.durs.row4{grid-template-columns:repeat(3,minmax(0,1fr))}
.durs.row4 .custom{grid-column:1/-1}
.custom{font-weight:400;flex-direction:row;align-items:center;gap:6px}
.custom input{width:4.2em;padding:8px}

.presets{display:flex;flex-wrap:wrap;gap:8px}
.wf{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}
.wf .tile{border:1px solid var(--line);border-radius:14px;padding:14px;background:var(--surface)}
.wf .k{display:block;font-size:.8rem;font-weight:600;color:var(--amber-text);text-transform:uppercase;letter-spacing:.04em}
.wf .big{font-family:var(--serif);font-size:2.4rem;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums}
.wf .unit{font-family:var(--serif);font-weight:600;margin-left:6px}
.wf p{font-size:.88rem;margin:6px 0 0}
.stores ul{margin:0;padding-left:18px;font-size:.9rem}
.stores li{margin-bottom:4px}
.ps{border-top:1px solid var(--line);padding-top:12px}
.ps h3{font-size:1.1rem}
.plan-h h2{font-size:1.35rem;margin:0}
.check{list-style:none;padding:0;margin:0 0 6px;display:grid;gap:4px;font-size:.9rem}
.check label{display:flex;gap:8px;align-items:flex-start;cursor:pointer}
.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--forest);flex:none}
.btn.inl{display:inline-block;flex:none;padding:9px 14px;font-size:.9rem}
.tools{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px;list-style:none;padding:0;margin:0}
.tools a{display:block;height:100%;border:1px solid var(--line);border-radius:14px;padding:14px 16px;background:var(--surface);text-decoration:none}
.tools a b{display:block;font-family:var(--serif);font-size:1.1rem;margin-bottom:4px}
.tools a span{color:var(--muted);font-size:.9rem}
.tools a:hover{border-color:var(--forest)}
@media print{header.site,footer.site,.sticky,.consent,.bar,.share,.stores,.extras,section.block,.cta,.sizer .head .dots{display:none!important}
  body{background:#fff;color:#000}.sizer{border:0;box-shadow:none}.pane{min-height:0}}
.pinit{font-size:.9rem;color:var(--muted);margin:1.5rem 0 0}.pinit a{color:var(--muted)}