/* trolling-motorbattery.com — tokens from _ref-dna.json (drinkag1.com) */
@font-face{font-family:"Host Grotesk";src:url(fonts/host-grotesk-latin.woff2) format("woff2");font-weight:300 600;font-display:swap}
@font-face{font-family:"Fragment Mono";src:url(fonts/fragment-mono-latin.woff2) format("woff2");font-weight:400;font-display:swap}

:root{
  /* palette — ref backgrounds / text / accent */
  --white:#ffffff;
  --cream:#f6f5f1;       /* ref bg #f6f5f1 */
  --sand:#edebe4;        /* ref bg #edebe4 */
  --teal-900:#0f2e2f;    /* ref dark band #0f2e2f */
  --teal-800:#0c3d3d;    /* ref brand teal (announcement bar, button text) */
  --teal-ink:#023d3d;    /* ref text accent */
  --lime:#46de46;        /* ref CTA fill #46de46 — the ONE accent */
  --lime-hi:#6cf06c;
  --ink:#050909;         /* ref text #000, a hair softened */
  --muted:#575958;       /* ref #707170 darkened for 4.5:1 on cream */
  --line:#d9dddb;        /* ref hairline */
  --line-dark:rgba(255,255,255,.14);
  --on-teal:#e9f1ef;
  --on-teal-muted:#a9c2bf;

  --f-sans:"Host Grotesk",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"Fragment Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  /* ref radii 4/8/12/32/99 */
  --r-4:4px;--r-8:8px;--r-12:12px;--r-32:32px;--r-pill:99px;
  /* ref easing cubic-bezier(.4,0,.2,1) @ .15s/.2s */
  --ease:cubic-bezier(.4,0,.2,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --t-fast:.15s;--t:.2s;

  --wrap:1280px;
  --gut:clamp(20px,4vw,56px);
  --sec:clamp(72px,10vw,144px);
  --hdr:72px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hdr) + 16px)}
body{margin:0;background:var(--white);color:var(--ink);font:400 17px/1.6 var(--f-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
@media (min-width:1024px){body{font-size:18px}}
img,svg{display:block;max-width:100%}
a{color:inherit}
p{margin:0 0 1em}
h1,h2,h3{margin:0;font-weight:400;text-wrap:balance}
strong,b{font-weight:560}
.mono{font-family:var(--f-mono);font-feature-settings:normal;letter-spacing:-.01em}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--lime);color:var(--teal-800);padding:10px 16px;border-radius:var(--r-8);font-weight:560}
.skip:focus{top:12px}
:focus-visible{outline:2px solid var(--teal-800);outline-offset:3px;border-radius:4px}
.sec--teal :focus-visible,.final :focus-visible,.ftr :focus-visible{outline-color:var(--lime)}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}

/* ── type ─────────────────────────────────── */
.h1{font-size:clamp(2.35rem,4.6vw,4rem);line-height:1.02;letter-spacing:-.035em;font-weight:400}
.h2{font-size:clamp(2rem,3.9vw,3.5rem);line-height:1.02;letter-spacing:-.03em}
.h3,.prose h3{font-size:clamp(1.25rem,1.6vw,1.5rem);line-height:1.2;letter-spacing:-.015em;font-weight:500}
.prose h3{margin:1.9em 0 .6em}
.prose h3:first-child{margin-top:0}
.prose p,.prose li{max-width:68ch}
.prose ul:not(.rows){padding-left:1.1em;margin:0 0 1em}
.prose ul:not(.rows) li{margin-bottom:.5em}
.prose ul:not(.rows) li::marker{color:var(--muted)}
.big{font-size:clamp(1.15rem,1.55vw,1.4rem);line-height:1.45;letter-spacing:-.01em}
.micro{font-size:.875rem;color:var(--muted);margin:.9em 0 0}
.micro em,.fine em{font-style:normal}
.fine{font-size:.875rem;color:var(--muted);margin-top:14px}

/* ── announcement bar (ref: mono on #0c3d3d) ─ */
.annc{background:var(--teal-800);color:#fff;text-align:center;padding:9px var(--gut);overflow:hidden}
.annc p{margin:0;font:400 12.5px/1.45 var(--f-mono);letter-spacing:.005em}
.annc__dup{display:none}
@media (max-width:959px) and (prefers-reduced-motion:no-preference){
  .annc{padding:9px 0;text-align:left}
  .annc__track{display:flex;width:max-content;animation:ticker 38s linear infinite}
  .annc__track p{white-space:nowrap;padding-right:48px}
  .annc__dup{display:block}
}
@keyframes ticker{to{transform:translateX(-50%)}}
.annc em{font-style:normal}

/* ── header ─────────────────────────────── */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}
@supports (backdrop-filter:blur(8px)){.hdr{background:rgba(255,255,255,.86);backdrop-filter:saturate(1.4) blur(12px)}}
.hdr__in{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut);height:var(--hdr);display:flex;align-items:center;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--teal-900)}
.logo__mark{width:30px;height:30px}
.logo__fill{fill:var(--lime)}
.logo__word{font-size:1.08rem;letter-spacing:-.035em;font-weight:500}
.logo__dim{color:var(--muted);font-weight:400}
.nav{margin-left:auto;display:flex;gap:4px}
.nav a{font-size:1rem;text-decoration:none;padding:10px 12px;border-radius:var(--r-8);transition:background-color var(--t-fast) var(--ease),color var(--t-fast) var(--ease)}
.nav a:hover{background:var(--cream)}
.nav a.is-on{color:var(--teal-800);background:var(--cream)}
.hdr__cta{margin-left:8px}
.burger{display:none}
.mnav{display:none}

@media (max-width:959px){
  :root{--hdr:62px}
  .nav{display:none}
  .hdr__in{gap:10px}
  .hdr__cta{margin-left:auto}
  .logo__word{font-size:1rem}
  .burger{display:inline-grid;place-content:center;gap:4px;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-12);background:#fff;cursor:pointer;transition:border-color var(--t) var(--ease),background-color var(--t) var(--ease)}
  .burger span{display:block;width:18px;height:1.6px;border-radius:2px;background:var(--teal-900);transition:transform .28s var(--ease-out),opacity var(--t) var(--ease),background-color var(--t) var(--ease)}
  .burger:hover{border-color:var(--teal-800);background:var(--cream)}
  .burger[aria-expanded="true"]{border-color:var(--teal-800)}
  .burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5.6px) rotate(45deg)}
  .burger[aria-expanded="true"] span:nth-child(2){opacity:0}
  .burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.6px) rotate(-45deg)}
  .mnav{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:10px var(--gut) 18px;background:#fff;border-top:1px solid var(--line);box-shadow:0 18px 30px -18px rgba(7,26,36,.28)}
  .mnav[hidden]{display:none}
  .mnav a{display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:var(--r-8);background:var(--cream);text-decoration:none;font-size:1rem}
  .mnav a:active{background:var(--sand)}
}
@media (max-width:440px){.logo__word{display:none}.logo__mark{width:34px;height:34px}}

/* ── buttons (ref: lime pill, teal text, arrow) ── */
.btn{--h:52px;position:relative;isolation:isolate;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:var(--h);padding:0 26px 0 28px;border-radius:var(--r-pill);border:0;text-decoration:none;font:500 1.0625rem/1 var(--f-sans);letter-spacing:-.01em;cursor:pointer;white-space:nowrap;transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),background-color var(--t) var(--ease)}
.btn--lime{background:var(--lime);color:var(--teal-800);box-shadow:inset 0 1px 0 rgba(255,255,255,.45),inset 0 -2px 0 rgba(12,61,61,.12),0 6px 16px -8px rgba(12,61,61,.55)}
.btn--lime::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.55) 48%,transparent 66%);transform:translateX(-110%);transition:transform .7s var(--ease-out)}
.btn--lime:hover{background:var(--lime-hi);box-shadow:inset 0 1px 0 rgba(255,255,255,.5),inset 0 -2px 0 rgba(12,61,61,.12),0 12px 24px -10px rgba(12,61,61,.6)}
.btn--lime:hover::before{transform:translateX(110%)}
.btn:active{transform:translateY(1px) scale(.985)}
.btn .i{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;transition:transform var(--t) var(--ease-out)}
.btn:hover .i{transform:translateX(4px)}
.btn--sm{--h:44px;padding:0 16px 0 18px;font-size:.95rem;gap:6px}
.btn--sm .i{width:17px;height:17px}
.btn--lg{--h:58px;padding:0 30px 0 32px;font-size:1.125rem}
.btn--xl{--h:66px;padding:0 36px 0 40px;font-size:1.25rem}
.btn--block{width:100%}
.hdr__cta::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.6) 50%,transparent 65%);transform:translateX(-120%);animation:glint 5.5s var(--ease) 2.5s infinite}
@keyframes glint{0%,78%{transform:translateX(-120%)}100%{transform:translateX(120%)}}
.cta-block{margin-top:30px}

/* ── media placeholders (agent 6 swaps for assets/<slug>.webp) ── */
.media{position:relative;margin:0;border-radius:var(--r-12);overflow:hidden;aspect-ratio:3/2;background:var(--sand)}
.media img{width:100%;height:100%;object-fit:cover}
.media--r32{border-radius:var(--r-32)}
.media--wide{border-radius:var(--r-32);margin:clamp(32px,4vw,56px) 0}
.ph{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;gap:6px;padding:clamp(16px,2.4vw,28px);color:var(--teal-900);
  background:
    radial-gradient(120% 90% at 85% 10%,rgba(255,255,255,.75),transparent 55%),
    repeating-linear-gradient(0deg,transparent 0 22px,rgba(15,46,47,.05) 22px 23px),
    linear-gradient(180deg,#e4e8e4 0%,#d4dcd8 55%,#c5d0cc 100%)}
.ph::before{content:"";position:absolute;left:0;right:0;top:58%;height:1px;background:rgba(15,46,47,.18)}
.ph__tag{position:relative;align-self:flex-start;font:400 11px/1 var(--f-mono);letter-spacing:.02em;background:#fff;color:var(--teal-800);padding:7px 10px;border-radius:var(--r-pill)}
.ph__cap{position:relative;font-size:.95rem;line-height:1.35;max-width:36ch}
.ph--dark{color:var(--on-teal);background:radial-gradient(90% 70% at 70% 30%,rgba(70,222,70,.10),transparent 60%),linear-gradient(180deg,#1a4446 0%,#0f2e2f 100%)}
.ph--dark::before{background:rgba(255,255,255,.12)}

/* ── hero ─────────────────────────────────── */
.hero{padding:clamp(32px,4.2vw,64px) 0 clamp(56px,7vw,104px);overflow:hidden}
.hero__grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,80px);align-items:start}
.hero__h2{font:400 1rem/1.3 var(--f-mono);letter-spacing:-.01em;color:var(--teal-800);margin:24px 0 18px;display:flex;align-items:center;gap:12px}
.hero__h2::before{content:"";width:28px;height:1px;background:currentColor}
.hero__text{max-width:60ch}
.lede{font-size:clamp(1.15rem,1.5vw,1.35rem);line-height:1.45;letter-spacing:-.01em}
.hero__text p:not(.lede){color:var(--ink);opacity:.86}
.media--hero{border-radius:var(--r-32);aspect-ratio:5/6;margin-top:8px;margin-right:calc(var(--gut) * -1.4)}
.chips{position:absolute;right:18px;top:18px;display:flex;gap:6px}
.chips span{font:400 12px/1 var(--f-mono);background:var(--teal-900);color:#fff;padding:8px 11px;border-radius:var(--r-pill)}
.chips span:first-child{background:var(--lime);color:var(--teal-800)}
@media (max-width:959px){
  .hero__grid{grid-template-columns:1fr}
  .media--hero{aspect-ratio:3/2;margin-right:0;order:-1;border-radius:var(--r-12)}
  .hero{padding-top:20px}
  .hero__h2::before{display:none}
}

/* ── sections ─────────────────────────────── */
.sec{padding:var(--sec) 0}
.sec--cream{background:var(--cream)}
.sec--sand{background:var(--sand)}
.sec--teal{background:var(--teal-900);color:var(--on-teal)}
.sec--teal .h2{color:#fff}
.sec--teal .head-row__note,.sec--teal .micro,.sec--teal .fine{color:var(--on-teal-muted)}

.head-row{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:clamp(24px,5vw,80px);align-items:end;margin-bottom:clamp(36px,4.5vw,64px)}
.head-row__note{margin:0;color:var(--muted);font-size:1rem}
@media (max-width:959px){.head-row{grid-template-columns:1fr}}

.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,104px);align-items:start}
.split__aside .h2{margin-bottom:28px}
.split__aside .big{margin-bottom:36px}
@media (min-width:960px){.split__aside{position:sticky;top:calc(var(--hdr) + 32px)}}
.split--flip{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:center;margin-bottom:40px}
.split--img{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:start}
@media (max-width:959px){.split,.split--flip,.split--img{grid-template-columns:1fr}}

.rows{list-style:none;padding:0;margin:0 0 1.2em;border-top:1px solid var(--line)}
.rows li{padding:14px 0;border-bottom:1px solid var(--line);max-width:none}
.rows strong{color:var(--teal-ink)}
.rows--mono li{font-family:var(--f-mono);font-size:.95rem;letter-spacing:-.01em}
.sec--teal .rows{border-color:var(--line-dark)}
.sec--teal .rows li{border-color:var(--line-dark)}
.sec--teal .rows strong{color:#fff}

/* ── comparison table (teal band) ─────────── */
.tbl-wrap{border-radius:var(--r-12)}
.ctable{width:100%;border-collapse:collapse;font-size:.95rem}
.ctable thead th{font:400 12px/1.2 var(--f-mono);text-transform:uppercase;letter-spacing:.04em;color:var(--on-teal-muted);text-align:left;padding:0 14px 14px;border-bottom:1px solid var(--line-dark)}
.ctable tbody tr{border-bottom:1px solid var(--line-dark);transition:background-color var(--t) var(--ease)}
.ctable tbody tr:hover{background:rgba(255,255,255,.04)}
.ctable th[scope=row]{text-align:left;font-weight:500;color:#fff;font-size:1.05rem;letter-spacing:-.015em;padding:20px 14px;min-width:190px}
.ctable td{padding:20px 14px;vertical-align:middle}
.ctable td.mono{color:#fff}
.ctable__cta{text-align:right}
.tbl-foot{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:clamp(24px,5vw,80px);align-items:end;margin-top:40px}
.tbl-foot p{max-width:62ch}
.tbl-foot .cta-block{margin:0}
.tbl-foot strong{color:#fff}
@media (max-width:1099px){
  .ctable thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .ctable,.ctable tbody,.ctable tr,.ctable th,.ctable td{display:block}
  .ctable tbody{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:12px}
  .ctable tbody tr{border:1px solid var(--line-dark);border-radius:var(--r-12);padding:18px 18px 18px;display:grid;grid-template-columns:1fr 1fr;gap:10px 16px;background:rgba(255,255,255,.03)}
  .ctable th[scope=row]{grid-column:1/-1;padding:0 0 4px;font-size:1.15rem;min-width:0}
  .ctable td{padding:0;font-size:.95rem}
  .ctable td::before{content:attr(data-l);display:block;font:400 11px/1.4 var(--f-mono);text-transform:uppercase;letter-spacing:.04em;color:var(--on-teal-muted);margin-bottom:2px}
  .ctable td[data-l="Best for"],.ctable td[data-l="Weight class"]{grid-column:1/-1}
  .ctable__cta{grid-column:1/-1;text-align:left;margin-top:6px}
  .ctable__cta .btn{width:100%}
  .tbl-foot{grid-template-columns:1fr}
}

/* ── chemistry rows ───────────────────────── */
.chem{border-top:1px solid var(--line)}
.chem__row{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(24px,5vw,80px);padding:clamp(32px,4vw,48px) 0;border-bottom:1px solid var(--line)}
.chem__name h3{font-size:clamp(1.5rem,2.3vw,2rem);line-height:1.1;letter-spacing:-.025em;font-weight:400;margin-bottom:22px}
.chem__row--lfp{position:relative}
.chem__row--lfp::before{content:"";position:absolute;inset:0 calc(var(--gut) * -1);background:var(--cream);z-index:-1;border-radius:var(--r-12)}
.chem{position:relative;z-index:0}
.gauge{display:grid;gap:8px;max-width:280px}
.gauge__lbl{font-size:.85rem;color:var(--muted)}
.gauge__bar{position:relative;height:26px;border:1.5px solid var(--teal-900);border-radius:6px;padding:3px}
.gauge__bar::after{content:"";position:absolute;right:-6px;top:7px;width:4px;height:9px;border-radius:0 2px 2px 0;background:var(--teal-900)}
.gauge__bar i{display:block;height:100%;width:calc(var(--v) * 100%);border-radius:3px;background:var(--teal-800);transform-origin:left center}
.chem__row--lfp .gauge__bar i{background:var(--lime)}
@media (max-width:959px){.chem__row{grid-template-columns:1fr}}

.matrix{margin-top:clamp(56px,6vw,88px)}
.matrix .h3{margin-bottom:20px}
.tbl-wrap--x{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);background:#fff}
.mtable{width:100%;min-width:620px;border-collapse:collapse;font-size:.95rem}
.mtable th,.mtable td{text-align:left;padding:15px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.mtable tbody tr:last-child th,.mtable tbody tr:last-child td{border-bottom:0}
.mtable thead th{font:400 12px/1.2 var(--f-mono);text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:var(--cream)}
.mtable th[scope=row]{font-weight:500;width:26%}
.mtable .is-lfp{background:rgba(70,222,70,.10)}
.mtable thead .is-lfp{background:var(--lime);color:var(--teal-800)}

.tip{margin:clamp(48px,5vw,72px) 0 0;padding:clamp(28px,4vw,48px);background:var(--teal-900);color:var(--on-teal);border-radius:var(--r-32);display:grid;grid-template-columns:auto 1fr;gap:20px 28px;align-items:start}
.tip::before{content:"";width:44px;height:44px;border-radius:50%;background:var(--lime) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230c3d3d' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M13 3 5 14h6l-1 7 8-11h-6z'/%3E%3C/svg%3E") center/22px no-repeat}
.tip p{margin:0;font-size:clamp(1.1rem,1.6vw,1.45rem);line-height:1.45;letter-spacing:-.01em;max-width:52ch}
.tip strong{color:var(--lime)}

/* ── sizing ─────────────────────────────── */
.volt{border-top:1px solid var(--teal-900);margin:8px 0 40px}
.volt__row{display:grid;grid-template-columns:1.1fr .8fr 1.6fr 2fr;gap:16px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
.volt__row--head{padding:14px 0;font:400 12px/1.2 var(--f-mono);text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.volt__v{font-size:clamp(2rem,3.6vw,3.25rem);line-height:1;letter-spacing:-.04em;color:var(--teal-900)}
@media (max-width:719px){
  .volt__row--head{display:none}
  .volt__row{grid-template-columns:auto 1fr;gap:4px 18px}
  .volt__v{grid-row:span 3;align-self:start;min-width:3.2ch}
}
.prose--col{max-width:760px}
.formula-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,80px);align-items:start;margin:clamp(40px,5vw,72px) 0}
@media (max-width:959px){.formula-grid{grid-template-columns:1fr}}
.formula{font-family:var(--f-mono);font-size:clamp(1rem,1.5vw,1.2rem);background:#fff;border:1px solid var(--line);border-radius:var(--r-8);padding:18px 20px;letter-spacing:-.015em}
.formula strong{font-weight:500;color:var(--teal-800)}

.calc{position:sticky;top:calc(var(--hdr) + 28px);background:var(--teal-900);color:var(--on-teal);border-radius:var(--r-32);padding:clamp(24px,3vw,36px);display:grid;gap:22px;box-shadow:0 30px 60px -30px rgba(7,26,36,.5)}
@media (max-width:959px){.calc{position:relative;top:0}}
.calc__title{margin:0;font-size:.85rem;color:var(--on-teal-muted)}
.calc__seg{border:0;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.calc__seg legend{font-size:.9rem;margin-bottom:10px;padding:0}
.calc__seg label{position:relative;cursor:pointer}
.calc__seg input{position:absolute;opacity:0;inset:0;cursor:pointer}
.calc__seg span{display:flex;align-items:center;justify-content:center;min-height:44px;border:1px solid var(--line-dark);border-radius:var(--r-pill);font:400 13px/1 var(--f-mono);transition:background-color var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease)}
.calc__seg input:checked+span{background:var(--lime);color:var(--teal-800);border-color:var(--lime)}
.calc__seg input:focus-visible+span{outline:2px solid var(--lime);outline-offset:2px}
.calc__rng{display:grid;gap:10px;font-size:.9rem}
.calc__rng>span{display:flex;justify-content:space-between;align-items:baseline}
.calc__rng output{color:#fff;font-size:1rem}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:4px;background:rgba(255,255,255,.2)}
input[type=range]::-moz-range-track{height:4px;border-radius:4px;background:rgba(255,255,255,.2)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;margin-top:-10px;border-radius:50%;background:var(--lime);border:3px solid var(--teal-900);box-shadow:0 0 0 1px var(--lime)}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--lime);border:3px solid var(--teal-900)}
input[type=range]:focus-visible{outline:2px solid var(--lime);outline-offset:4px}
.calc__out{display:grid;grid-template-columns:1fr auto;align-items:end;gap:10px;padding-top:20px;border-top:1px solid var(--line-dark)}
.calc__lbl{font-size:.9rem;color:var(--on-teal-muted)}
.calc__h{font-size:1.1rem;justify-self:end}
.calc__h b{font-weight:400;font-size:clamp(2.75rem,4.4vw,3.75rem);letter-spacing:-.05em;color:#fff;line-height:.9}
.calc__batt{grid-column:1/-1;position:relative;height:30px;border:1.5px solid rgba(255,255,255,.7);border-radius:7px;padding:3px;margin-right:8px}
.calc__batt::after{content:"";position:absolute;right:-7px;top:8px;width:4px;height:10px;border-radius:0 2px 2px 0;background:rgba(255,255,255,.7)}
.calc__batt i{display:block;height:100%;width:100%;background:var(--lime);border-radius:3px;transform-origin:left center;transform:scaleX(.5);transition:transform .45s var(--ease-out)}

/* ── picks ──────────────────────────────── */
.pick{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(24px,5vw,80px);padding:clamp(32px,4vw,52px) 0;border-bottom:1px solid var(--line)}
.pick__meta h3{font:400 12.5px/1.3 var(--f-mono);text-transform:uppercase;letter-spacing:.05em;color:var(--teal-800);margin-bottom:14px}
.pick__prod{font-size:clamp(1.5rem,2.4vw,2.1rem);line-height:1.1;letter-spacing:-.03em;margin:0 0 14px}
.pick__spec{font-size:.85rem;color:var(--muted);margin:0}
.pick__body p{max-width:64ch}
.pc{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0 26px}
.pc div{padding:16px 18px;border-radius:var(--r-12);background:var(--cream)}
.pc dt{font:400 11.5px/1 var(--f-mono);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.pc div:first-child dt::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 1px var(--teal-800)}
.pc div:last-child dt::before{content:"";width:8px;height:1.5px;background:var(--ink)}
.pc dd{margin:0;font-size:.95rem;line-height:1.5}
.pick--lead{background:var(--teal-900);color:var(--on-teal);border-radius:var(--r-32);padding:clamp(28px,4vw,56px);border:0;margin-bottom:12px}
.pick--lead .pick__meta h3{color:var(--lime)}
.pick--lead .pick__prod{color:#fff;font-size:clamp(1.9rem,3.4vw,3rem)}
.pick--lead .pick__spec{color:var(--on-teal-muted)}
.pick--lead .pc div{background:rgba(255,255,255,.06)}
.pick--lead .pc dd{color:var(--on-teal)}
.picks{border-top:0}
.micro--center{text-align:center;margin-top:36px;font-size:.95rem}
@media (max-width:959px){.pick{grid-template-columns:1fr}}
@media (max-width:560px){.pc{grid-template-columns:1fr}.pick .btn{width:100%}}

/* ── certifications ─────────────────────── */
.badges{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.badges li{font:400 12.5px/1 var(--f-mono);padding:10px 14px;border:1px solid var(--teal-900);border-radius:var(--r-pill);color:var(--teal-900)}
.badges li:nth-child(3),.badges li:nth-child(6){background:var(--teal-900);color:#fff}

/* ── strip ──────────────────────────────── */
.strip{background:var(--lime);color:var(--teal-800)}
.strip__in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:26px;padding-bottom:26px}
.strip p{margin:0;font-size:clamp(1.1rem,1.8vw,1.5rem);letter-spacing:-.02em}
.strip em{font-style:normal}
.strip .btn--lime{background:var(--teal-900);color:#fff;box-shadow:0 8px 20px -10px rgba(7,26,36,.6)}
.strip .btn--lime:hover{background:var(--teal-800)}
@media (max-width:719px){.strip__in{flex-direction:column;align-items:stretch;text-align:left}.strip .btn{width:100%}}

/* ── charging ───────────────────────────── */
.steps{list-style:none;counter-reset:s;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding:16px 0 16px 58px;border-top:1px solid var(--line);max-width:none}
.steps li::before{content:counter(s);position:absolute;left:0;top:16px;display:grid;place-content:center;width:36px;height:36px;border-radius:50%;border:1px solid var(--teal-900);font:400 14px/1 var(--f-mono)}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,104px);margin-top:clamp(32px,4vw,56px)}
.cols3{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:clamp(28px,4vw,64px)}
.cols3 .prose{padding-top:24px;border-top:1px solid var(--teal-900)}
@media (max-width:959px){.cols2,.cols3{grid-template-columns:1fr}}

/* ── wiring ─────────────────────────────── */
.wire{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px)}
.wire__col{border:1px solid var(--line-dark);border-radius:var(--r-32);padding:clamp(22px,3vw,40px)}
.wire__col h3{font-size:clamp(1.25rem,1.6vw,1.5rem);line-height:1.2;letter-spacing:-.015em;font-weight:500;color:#fff;margin:24px 0 12px}
.wire__svg{width:100%;height:auto;max-width:420px}
.wire__svg .bt rect{fill:rgba(255,255,255,.05);stroke:rgba(255,255,255,.75);stroke-width:1.5}
.wire__svg text{fill:#fff;font:400 13px var(--f-mono);text-anchor:middle}
.wire__svg .pol{font-size:16px;fill:var(--on-teal-muted)}
.wire__svg .jump{fill:none;stroke:var(--lime);stroke-width:3;stroke-linecap:round}
.wire__svg .jump--n{stroke:#fff;stroke-dasharray:1 0}
.wire__svg .lead{fill:none;stroke-width:2;stroke-linecap:round}
.wire__svg .lead.pos{stroke:var(--lime)}
.wire__svg .lead.neg{stroke:#fff}
.wire__svg .out{fill:var(--lime);font-size:12px}
.diagram{background:rgba(255,255,255,.06);border-radius:var(--r-8);padding:14px 16px;font-size:.9rem;color:#fff}
.wire__foot{margin-top:clamp(40px,5vw,72px)}
.wire__foot h3{color:#fff}
.stack{display:grid;gap:16px}
@media (max-width:959px){.wire{grid-template-columns:1fr}}

.video{position:relative;aspect-ratio:16/9;border-radius:var(--r-12);overflow:hidden;background:#082021}
.video__poster{position:absolute;inset:0;background:radial-gradient(70% 90% at 30% 40%,rgba(70,222,70,.14),transparent 60%),repeating-linear-gradient(90deg,transparent 0 38px,rgba(255,255,255,.035) 38px 39px)}
.video__poster img,.video img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video__play{position:absolute;left:50%;top:50%;width:72px;height:72px;margin:-36px 0 0 -36px;border-radius:50%;border:0;background:var(--lime);display:grid;place-content:center;cursor:pointer;transition:transform var(--t) var(--ease-out)}
.video__play svg{width:26px;height:26px;fill:var(--teal-800);margin-left:3px}
.video__play:hover{transform:scale(1.07)}
.video__cap{position:absolute;left:16px;bottom:14px;font-size:12px;color:var(--on-teal)}

/* ── buying guide closer ────────────────── */
.closer{display:flex;align-items:center;justify-content:space-between;gap:32px;margin-top:clamp(48px,5vw,80px);padding:clamp(24px,3vw,40px);border-radius:var(--r-32);background:var(--cream)}
.closer .big{margin:0;max-width:40ch}
@media (max-width:719px){.closer{flex-direction:column;align-items:stretch}.closer .btn{width:100%}}

/* ── FAQ ────────────────────────────────── */
.faq{border-top:1px solid var(--teal-900)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary h3{font-size:clamp(1.05rem,1.35vw,1.25rem);line-height:1.3;font-weight:500;letter-spacing:-.015em}
.faq summary::after{content:"";flex:none;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%230f2e2f' stroke-width='1.6' stroke-linecap='round'%3E%3Cpath d='M10 4v12M4 10h12'/%3E%3C/svg%3E") center/16px no-repeat;transition:transform .3s var(--ease-out),background-color var(--t) var(--ease),border-color var(--t) var(--ease)}
.faq summary:hover::after{border-color:var(--teal-900)}
.faq details[open] summary::after{transform:rotate(45deg);background-color:var(--lime);border-color:var(--lime)}
.faq__a{padding:0 56px 22px 0}
.faq__a p{margin:0;max-width:66ch}

/* ── final ──────────────────────────────── */
.final{position:relative;background:var(--teal-900);color:var(--on-teal);overflow:hidden}
.media--bleed{position:absolute;inset:0;border-radius:0;aspect-ratio:auto}
.media--bleed::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,0,0,.3) 0%,rgba(0,0,0,0) 24.51%,rgba(0,0,0,0) 58.28%,rgba(0,0,0,.3) 74.04%),linear-gradient(90deg,rgba(15,46,47,.92) 0%,rgba(15,46,47,.7) 45%,rgba(15,46,47,.2) 100%)}
.final .ph{justify-content:flex-start;align-items:flex-end;text-align:right}
.final .ph__tag{align-self:flex-end}
.final__in{position:relative;z-index:1;padding-top:clamp(96px,14vw,200px);padding-bottom:clamp(80px,10vw,152px)}
.final__h{color:#fff;font-size:clamp(2.3rem,5vw,4.5rem);letter-spacing:-.035em;max-width:14ch;margin-bottom:32px}
.final__body{max-width:56ch}
.final__body p{color:var(--on-teal)}
.final .micro{color:var(--on-teal-muted)}

/* ── footer ─────────────────────────────── */
.ftr{background:#0a2223;color:var(--on-teal-muted);padding:64px 0 120px;font-size:.9rem}
.ftr__top{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding-bottom:28px;border-bottom:1px solid var(--line-dark)}
.logo--light{color:#fff}
.logo--light .logo__dim{color:var(--on-teal-muted)}
.ftr__nav{display:flex;flex-wrap:wrap;gap:4px 6px}
.ftr__nav a{text-decoration:none;padding:13px 10px;display:inline-block;color:var(--on-teal)}
.ftr__nav a:hover{color:var(--lime)}
.ftr__disc{max-width:90ch;margin:28px 0 14px;line-height:1.6}
.ftr__copy{font-size:12px;margin:0}
.ftr__legal{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 18px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line-dark)}
.ftr__legal a{color:var(--on-teal-muted);text-decoration:none}
.ftr__legal a:hover{color:var(--lime)}
@media (min-width:960px){.ftr{padding-bottom:64px}}

/* ── legal / utility pages ─────────────────── */
.legal .wrap{max-width:840px}
.legal h1{margin-bottom:.3em}
.legal .fine{margin:0 0 2.2em}
.legal h2{font-size:1.4rem;letter-spacing:-.02em;font-weight:500;margin:1.8em 0 .6em}
.legal h2:first-of-type{margin-top:0}
.legal a{color:var(--teal-800);text-decoration:underline;text-underline-offset:2px}
.legal a:hover{color:var(--lime-hi)}

/* ── sticky mobile CTA ──────────────────── */
.stickycta{position:fixed;left:12px;right:12px;bottom:12px;z-index:40;transform:translateY(140%);transition:transform .45s var(--ease-out);padding-bottom:env(safe-area-inset-bottom)}
.stickycta.is-on{transform:none}
.stickycta .btn{box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 14px 30px -10px rgba(7,26,36,.55)}
@media (min-width:960px){.stickycta{display:none}}

/* ── motion prep (JS adds .js) ──────────── */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important}
  .btn,.btn .i,.btn--lime::before,.video__play,.faq summary::after,.burger span,.stickycta,.calc__batt i{transition-property:opacity,background-color,color,border-color!important}
  .btn--lime::before,.hdr__cta::after{display:none}
}