/* High-voltage lab: near-black, acid lime, condensed display type, mono readouts, square edges */
:root {
  --bg: #0a0b0a; --surface: #121412; --surface-2: #191c19; --ink: #f1f5ec; --muted: #8b968b; --line: #252a25;
  --brand: #d4ff00; --brand-ink: #d4ff00; --on-brand: #0a0b0a; --brand-soft: rgba(212,255,0,.09);
  --warn-bg: #1d1800; --warn: #ffd400; --danger: #ff5a4f; --radius: 0px;
  --display: 'Anton', 'Arial Narrow', Impact, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --shadow: none;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 'Space Grotesk', system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--brand); }
::selection { background: var(--brand); color: var(--on-brand); }
h1, h2, h3 { line-height: 1; margin: 0 0 .5em; font-weight: 400; }
h1, h2 { font-family: var(--display); text-transform: uppercase; letter-spacing: .005em; }
h1 { font-size: clamp(2.6rem, 7vw, 4.5rem); }
h2 { font-size: clamp(2.2rem, 6vw, 4.2rem); }
h3 { font-size: 1.15rem; font-weight: 700; line-height: 1.25; }
p { margin: 0 0 1em; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.mono, .kicker { font-family: var(--mono); }
.kicker { font-size: .78rem; text-transform: uppercase; letter-spacing: .14em; color: var(--brand); display: block; margin-bottom: 18px; }
.kicker::before { content: '// '; color: var(--muted); }
.acid { color: var(--brand); }

/* header */
.top { position: sticky; top: 0; z-index: 20; background: rgba(10,11,10,.82); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--display); font-size: 1.45rem; text-transform: uppercase; color: var(--ink); text-decoration: none; letter-spacing: .02em; }
.logo svg, .logo img { width: 30px; height: 30px; }
.nav { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.nav a { color: var(--ink); text-decoration: none; font-family: var(--mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }
.nav a:hover { color: var(--brand); }
.nav a.btn { color: var(--on-brand); }
@media (max-width: 820px) { .nav .hide-m { display: none; } }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 22px; border: 2px solid transparent; font: 700 .95rem var(--mono); text-transform: uppercase; letter-spacing: .06em; text-decoration: none; cursor: pointer; transition: transform .12s, background .12s, color .12s, box-shadow .12s; border-radius: 0; }
.btn-primary { background: var(--brand); color: var(--on-brand); }
.btn-primary:hover { transform: translate(-3px, -3px); box-shadow: 3px 3px 0 var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }
.btn-danger { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn-sm { padding: 8px 14px; font-size: .78rem; }
.btn:disabled { opacity: .45; cursor: default; transform: none; box-shadow: none; }

/* hero */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); min-height: min(calc(100vh - 64px), 880px); display: flex; align-items: center; padding: 48px 0 64px;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 56px 56px; background-position: -1px -1px; }
.hero::after { content: ''; position: absolute; inset: 0; background: radial-gradient(60% 70% at 78% 45%, rgba(212,255,0,.13), transparent 70%), linear-gradient(180deg, transparent 60%, var(--bg)); pointer-events: none; }
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: center; width: 100%; }
.hero h1 { font-size: clamp(3.6rem, 13vw, 9.5rem); line-height: .9; margin-bottom: 28px; }
.hero h1 .outline { color: transparent; -webkit-text-stroke: 2px var(--ink); }
.hero h1 .acid { display: block; }
.hero .lead { font-size: 1.15rem; color: #c4ccc0; max-width: 540px; }
.hero .cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 30px 0 0; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; } .hero { min-height: 0; } }

/* the battery */
.batt { border: 2px solid var(--ink); padding: 14px; position: relative; margin-right: 14px; background: rgba(10,11,10,.7); }
.batt::after { content: ''; position: absolute; right: -14px; top: 38%; width: 12px; height: 24%; background: var(--ink); }
.batt-grid { display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; }
.batt-grid + .batt-grid { margin-top: 6px; }
.batt-grid i { aspect-ratio: 1 / 2.3; background: #1e221e; border: 1px solid #2c322c; animation: charge 4.8s infinite; }
.batt-grid i:nth-child(1) { animation-delay: 0s; } .batt-grid i:nth-child(2) { animation-delay: .18s; }
.batt-grid i:nth-child(3) { animation-delay: .36s; } .batt-grid i:nth-child(4) { animation-delay: .54s; }
.batt-grid i:nth-child(5) { animation-delay: .72s; } .batt-grid i:nth-child(6) { animation-delay: .9s; }
.batt-grid i:nth-child(7) { animation-delay: 1.08s; } .batt-grid i:nth-child(8) { animation-delay: 1.26s; }
.batt-grid i:nth-child(9) { animation-delay: 1.44s; } .batt-grid i:nth-child(10) { animation-delay: 1.62s; }
@keyframes charge { 0%, 8% { background: #1e221e; box-shadow: none; } 18%, 82% { background: var(--brand); box-shadow: 0 0 14px rgba(212,255,0,.45); border-color: var(--brand); } 92%, 100% { background: #1e221e; box-shadow: none; } }
.readout { display: grid; grid-template-columns: repeat(3, 1fr); border: 2px solid var(--ink); border-top: 0; margin-right: 14px; font-family: var(--mono); }
.readout div { padding: 12px 14px; border-right: 1px solid var(--line); }
.readout div:last-child { border-right: 0; }
.readout small { display: block; font-size: .68rem; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; }
.readout b { font-size: 1.5rem; color: var(--brand); font-weight: 700; }
.batt-label { margin-right: 14px; font-family: var(--mono); font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; margin-top: 10px; display: flex; justify-content: space-between; gap: 12px; }
.blink { color: var(--brand); animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ticker */
.ticker { background: var(--brand); color: var(--on-brand); overflow: hidden; white-space: nowrap; }
.ticker-track { display: inline-flex; animation: ticker 38s linear infinite; }
.ticker span { font-family: var(--display); font-size: 2rem; text-transform: uppercase; padding: 10px 0; }
.ticker span::after { content: '⚡'; font-size: 1.2rem; margin: 0 28px; vertical-align: middle; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* sections */
section { padding: 96px 0; border-bottom: 1px solid var(--line); }
section.alt { background: var(--surface); }
.section-head { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: end; margin-bottom: 48px; }
.section-head h2 { margin: 0; }
.section-head p { margin: 0; max-width: 460px; }
@media (max-width: 820px) { .section-head { grid-template-columns: 1fr; } section { padding: 64px 0; } }
.grid { display: grid; gap: 18px; }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(380px, 100%), 1fr)); gap: 64px; }
.card { background: var(--surface); border: 1px solid var(--line); padding: 22px; }

/* services as big rows */
.svc { border-top: 2px solid var(--ink); }
.svc a { display: grid; grid-template-columns: 70px 1.1fr 1.4fr auto 48px; gap: 24px; align-items: center; padding: 28px 8px; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; transition: background .15s, color .15s, padding .15s; }
.svc .no { font-family: var(--mono); color: var(--muted); }
.svc .name { font-family: var(--display); font-size: clamp(1.7rem, 3.4vw, 2.8rem); text-transform: uppercase; line-height: 1; }
.svc .desc { color: var(--muted); font-size: .95rem; }
.svc .price { font-family: var(--mono); font-size: .8rem; text-transform: uppercase; color: var(--muted); text-align: right; white-space: nowrap; }
.svc .price b { display: block; font-family: var(--display); font-weight: 400; font-size: 2.3rem; color: var(--brand); line-height: 1; }
.svc .arrow { font-size: 2rem; transition: transform .15s; }
.svc a:hover { background: var(--brand); color: var(--on-brand); padding-left: 20px; }
.svc a:hover .no, .svc a:hover .desc, .svc a:hover .price, .svc a:hover .price b { color: var(--on-brand); }
.svc a:hover .arrow { transform: translateX(6px) rotate(-45deg); }
@media (max-width: 820px) { .svc a { grid-template-columns: 40px 1fr auto; gap: 8px 14px; } .svc .desc { grid-column: 2 / -1; } .svc .arrow { display: none; } .svc .price { grid-row: 1; grid-column: 3; } }

/* proof strip */
.proof { display: grid; grid-template-columns: repeat(3, 1fr); border: 2px solid var(--ink); margin-top: 56px; }
.proof div { padding: 28px; border-right: 1px solid var(--line); }
.proof div:last-child { border-right: 0; }
.proof b { display: block; font-family: var(--display); font-weight: 400; font-size: 3rem; line-height: 1; color: var(--brand); text-transform: uppercase; margin-bottom: 10px; }
@media (max-width: 760px) { .proof { grid-template-columns: 1fr; } .proof div { border-right: 0; border-bottom: 1px solid var(--line); } }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 2px solid var(--ink); }
.steps li { padding: 26px 20px 8px; border-right: 1px solid var(--line); }
.steps li:first-child { padding-left: 0; }
.steps li:last-child { border-right: 0; }
.steps .big { font-family: var(--display); font-size: 6.5rem; line-height: .9; color: transparent; -webkit-text-stroke: 1.5px var(--brand); display: block; margin-bottom: 18px; }
.steps h3 { text-transform: uppercase; font-family: var(--mono); font-size: .95rem; letter-spacing: .04em; }
@media (max-width: 960px) { .steps { grid-template-columns: 1fr 1fr; } .steps li { border-bottom: 1px solid var(--line); padding-left: 0; } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } .steps li { border-right: 0; } }

/* symptoms */
.symptoms { list-style: none; padding: 0; margin: 0; counter-reset: sy; border-top: 2px solid var(--ink); }
.symptoms li { counter-increment: sy; display: grid; grid-template-columns: 64px 1fr; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 1.2rem; }
.symptoms li::before { content: 'E-0' counter(sy); font-family: var(--mono); color: var(--brand); font-size: .85rem; padding-top: 5px; }
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.ticks li { padding-left: 26px; position: relative; }
.ticks li::before { content: '→'; position: absolute; left: 0; color: var(--brand); font-family: var(--mono); }
.brands { display: flex; flex-wrap: wrap; gap: 8px; }
.brands span { padding: 8px 14px; border: 1px solid #343a34; font-family: var(--mono); font-size: .82rem; text-transform: uppercase; }

/* hazard */
.hazard { background: repeating-linear-gradient(-45deg, var(--warn) 0 22px, #0a0b0a 22px 44px); padding: 14px; }
.hazard-inner { background: var(--bg); padding: 40px; display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: center; }
.hazard-inner .sign { font-family: var(--display); font-size: 8rem; line-height: .8; color: var(--warn); }
.hazard-inner h2 { color: var(--warn); }
.hazard-inner a { color: var(--warn); }
@media (max-width: 700px) { .hazard-inner { grid-template-columns: 1fr; padding: 24px; } .hazard-inner .sign { font-size: 5rem; } }
.notice { background: var(--warn-bg); border: 1px solid #5a4a00; color: #ffe680; padding: 18px 20px; }
.notice strong { color: var(--warn); }

/* faq */
details { border-bottom: 1px solid var(--line); padding: 22px 0; }
details:first-of-type { border-top: 2px solid var(--ink); }
details summary { cursor: pointer; font-size: 1.25rem; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: '+'; font-family: var(--mono); color: var(--brand); font-size: 1.6rem; line-height: 1; transition: transform .2s; }
details[open] summary::after { transform: rotate(45deg); }
details p { margin: 14px 0 0; color: var(--muted); max-width: 760px; }

/* giant cta */
.mega { display: block; background: var(--brand); color: var(--on-brand); text-decoration: none; padding: 72px 0; }
.mega .wrap { display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; }
.mega h2 { font-size: clamp(3.4rem, 11vw, 10rem); line-height: .85; margin: 0; }
.mega .arr { font-family: var(--display); font-size: clamp(4rem, 10vw, 9rem); line-height: .8; transition: transform .2s; }
.mega:hover .arr { transform: translateX(16px); }
.mega p { font-family: var(--mono); text-transform: uppercase; font-size: .85rem; letter-spacing: .08em; margin: 18px 0 0; }

footer { padding: 48px 0; color: var(--muted); font-size: .88rem; font-family: var(--mono); }
footer .wrap { display: flex; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
footer strong { color: var(--ink); font-family: var(--display); font-weight: 400; font-size: 1.6rem; text-transform: uppercase; }
footer a { color: var(--ink); }

/* forms */
.form-page { padding: 48px 0 80px; }
.form-card { max-width: 820px; margin: 0 auto; }
.page-title { font-size: clamp(3rem, 9vw, 6rem); line-height: .9; }
fieldset { min-width: 0; border: 1px solid var(--line); border-top: 2px solid var(--ink); padding: 24px 20px 22px; margin: 0 0 22px; background: var(--surface); }
legend { font-family: var(--mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; color: var(--brand); padding: 0 8px; margin-left: -8px; background: var(--bg); }
.row { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); margin-bottom: 14px; }
.row:last-child { margin-bottom: 0; }
label { display: grid; gap: 6px; font-weight: 600; font-size: .9rem; }
label .opt { color: var(--muted); font-weight: 400; font-family: var(--mono); font-size: .75rem; }
input, select, textarea { font: inherit; padding: 11px 12px; border: 1px solid #343a34; border-radius: 0; background: var(--bg); color: var(--ink); width: 100%; }
input::placeholder, textarea::placeholder { color: #5c665c; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand); outline-offset: -1px; border-color: var(--brand); }
textarea { min-height: 110px; resize: vertical; }
.choice { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr)); }
.choice label { grid-template-columns: auto 1fr; align-items: start; border: 1px solid #343a34; padding: 14px; cursor: pointer; font-weight: 500; }
.choice label:has(input:checked) { border-color: var(--brand); background: var(--brand-soft); box-shadow: inset 4px 0 0 var(--brand); }
.choice input, .check input { width: auto; margin-top: 4px; accent-color: var(--brand); }
.choice b { display: block; overflow-wrap: anywhere; text-transform: uppercase; font-family: var(--mono); font-size: .85rem; }
.check { grid-template-columns: auto 1fr; align-items: start; font-weight: 500; }
.hp { position: absolute; left: -9999px; }
.error { color: var(--danger); font-weight: 600; font-family: var(--mono); font-size: .9rem; }
.success { text-align: center; padding: 48px 24px; }
.code-big { font-family: var(--display); font-size: clamp(3rem, 10vw, 5.5rem); letter-spacing: .04em; color: var(--on-brand); background: var(--brand); padding: 6px 24px; display: inline-block; margin: 10px 0 24px; line-height: 1.05; }
.addr { white-space: pre-line; border: 2px dashed var(--brand); padding: 16px 20px; display: inline-block; text-align: left; font-family: var(--mono); font-weight: 600; }

/* tracking */
.status-pill { display: inline-block; padding: 3px 10px; background: var(--brand); color: var(--on-brand); font-family: var(--mono); font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; }
.timeline { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.timeline li { position: relative; padding: 0 0 20px 22px; }
.timeline li::before { content: ''; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; background: var(--brand); }
.timeline time { font-size: .76rem; color: var(--muted); font-family: var(--mono); text-transform: uppercase; }
.timeline .msg { white-space: pre-line; }
table.quote { width: 100%; border-collapse: collapse; margin: 10px 0 18px; }
table.quote td, table.quote th { padding: 10px 6px; border-bottom: 1px solid var(--line); text-align: left; }
table.quote th { font-family: var(--mono); font-size: .72rem; text-transform: uppercase; color: var(--muted); font-weight: 500; }
table.quote td.num, table.quote th.num { text-align: right; white-space: nowrap; font-family: var(--mono); }
table.quote tfoot td { font-weight: 800; border-bottom: 0; color: var(--brand); font-size: 1.1rem; }
.progress { display: grid; grid-template-columns: repeat(10, 1fr); gap: 4px; margin: 20px 0 8px; }
.progress i { height: 26px; background: #1e221e; border: 1px solid #2c322c; }
.progress i.on { background: var(--brand); border-color: var(--brand); box-shadow: 0 0 10px rgba(212,255,0,.35); }
.pre { white-space: pre-line; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .batt-grid i { background: var(--brand); border-color: var(--brand); }
}