/* LiFePO4 Cells — layout: datasheet-grid catalogue; deep EU-blue hero band, gold as the single accent */
:root {
  --bg: #f1f4fb; --surface: #ffffff; --surface-2: #e8edf9; --fg: #0a1433; --muted: #46527a; --line: #d2d9ee;
  --eu: #0033a0; --eu-ink: #00184f; --eu-hover: #00287f; --gold: #ffcc00; --gold-deep: #e0b000; --link: #0033a0;
  --c-lfp: #2452d6; --c-na: #c99400; --c-lto: #66779a; --c-li: #0f8a72;
  --metal: #c6cede; --metal-2: #8994ad; --shadow: 0 1px 2px rgba(10,20,51,.06), 0 8px 24px -12px rgba(10,20,51,.18);
  --hero-bg: #00143f; --hero-fg: #eef2ff; --hero-muted: #b4c0e6; --hero-line: rgba(255,255,255,.09);
  --ok: #0f8a5f; --err: #c4321f;
  --f-display: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --f-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r: 10px; --r-sm: 6px;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #050a1e; --surface: #0b1433; --surface-2: #111c45; --fg: #e9eeff; --muted: #a9b4d9; --line: #1f2c5c;
  --eu: #2f5ef0; --eu-ink: #00184f; --eu-hover: #4a73ff; --link: #93b2ff;
  --c-lfp: #3d6bff; --c-na: #e0ac12; --c-lto: #7f90b3; --c-li: #1aa88b;
  --metal: #9aa6c2; --metal-2: #5f6b88; --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.7);
  --hero-bg: #020719; --ok: #3cc98f; --err: #ff7a66; color-scheme: dark; } }
:root[data-theme="dark"] {
  --bg: #050a1e; --surface: #0b1433; --surface-2: #111c45; --fg: #e9eeff; --muted: #a9b4d9; --line: #1f2c5c;
  --eu: #2f5ef0; --eu-ink: #00184f; --eu-hover: #4a73ff; --link: #93b2ff;
  --c-lfp: #3d6bff; --c-na: #e0ac12; --c-lto: #7f90b3; --c-li: #1aa88b;
  --metal: #9aa6c2; --metal-2: #5f6b88; --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.7);
  --hero-bg: #020719; --ok: #3cc98f; --err: #ff7a66; color-scheme: dark; }

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 400 17px/1.6 var(--f-body); font-feature-settings: "tnum" 0; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--link); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
h1, h2, h3 { font-family: var(--f-display); font-stretch: 112%; line-height: 1.12; text-wrap: balance; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.2vw, 3.3rem); font-weight: 800; }
h2 { font-size: clamp(1.45rem, 2.4vw, 2rem); font-weight: 750; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }
small { font-size: .875rem; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; border-radius: 4px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; background: var(--gold); color: #00143f; padding: 10px 16px; border-radius: 6px; z-index: 100; font-weight: 600; }
.skip:focus { top: 10px; }
.wrap { width: 100%; max-width: 1320px; margin: 0 auto; padding-inline: 20px; }
.narrow { max-width: 820px; }
@media (max-width: 480px) { .wrap { padding-inline: 16px; } body { font-size: 16px; } }

/* ---------- top bar + header */
.topbar { background: var(--hero-bg); color: var(--hero-muted); font-size: .875rem; }
.topbar-in { display: flex; gap: 24px; justify-content: center; padding-block: 7px; flex-wrap: wrap; }
.topbar b { color: var(--gold); font-weight: 600; }
@media (max-width: 760px) { .tb-hide, .tb-hide2 { display: none; } }
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 40; background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.hdr { display: flex; align-items: center; gap: 18px; min-height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--fg); flex: none; }
.logo-word { display: flex; flex-direction: column; line-height: .95; font-family: var(--f-display); }
.lw-1 { font-weight: 800; font-size: 1.28rem; font-stretch: 118%; letter-spacing: -.01em; }
.lw-1 sub { font-size: .62em; vertical-align: -.15em; }
.lw-2 { font-weight: 700; font-size: .82rem; letter-spacing: .32em; color: var(--muted); }
.lw-2 em { font-style: normal; color: var(--gold-deep); letter-spacing: .05em; }
.main-nav { display: flex; align-items: center; gap: 4px; flex: 1; flex-wrap: wrap; }
.main-nav a { text-decoration: none; color: var(--fg); padding: 8px 11px; border-radius: 8px; font-weight: 500; font-size: .97rem; white-space: nowrap; }
.main-nav a:hover { background: var(--surface-2); }
.main-nav a[aria-current] { background: var(--surface-2); box-shadow: inset 0 -2px 0 var(--gold); }
.nav-eu { display: inline-flex; align-items: center; gap: 7px; }
.nav-sec { display: none; }
.hdr-tools { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.lang { position: relative; }
.lang summary { list-style: none; display: flex; align-items: center; gap: 6px; cursor: pointer; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; font: 600 .9rem var(--f-mono); }
.lang summary::-webkit-details-marker { display: none; }
.lang ul { position: absolute; right: 0; top: calc(100% + 8px); background: var(--surface); border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); list-style: none; margin: 0; padding: 8px; width: min(440px, 88vw); display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; z-index: 60; max-height: 70vh; overflow: auto; }
.lang li a { display: flex; gap: 8px; padding: 7px 9px; border-radius: 6px; text-decoration: none; color: var(--fg); font-size: .95rem; }
.lang li a:hover, .lang li a[aria-current] { background: var(--surface-2); }
.lc { font: 600 .82rem var(--f-mono); color: var(--muted); width: 2.2em; padding-top: 2px; }
.quote-btn { position: relative; display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 8px; background: var(--eu); color: #fff; text-decoration: none; font-weight: 600; }
.quote-btn:hover { background: var(--eu-hover); }
.qcount { position: absolute; top: -8px; right: -8px; min-width: 24px; height: 24px; padding: 0 6px; border-radius: 12px; background: var(--gold); color: #00143f; font: 700 .82rem/24px var(--f-mono); text-align: center; }
.menu-btn { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; padding: 7px; color: var(--fg); cursor: pointer; }
@media (max-width: 1180px) {
  .menu-btn { display: inline-flex; }
  .main-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--surface); border-bottom: 1px solid var(--line); padding: 12px 16px 18px; flex-direction: column; align-items: stretch; box-shadow: var(--shadow); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px; font-size: 1.05rem; }
  .nav-sec { display: flex; flex-direction: column; border-top: 1px solid var(--line); margin-top: 6px; padding-top: 6px; }
}
@media (max-width: 560px) { .qb-label { display: none; } .lw-2 { letter-spacing: .2em; } .lw-1 { font-size: 1.12rem; } .hdr { gap: 10px; } }

/* ---------- shared atoms */
.dot-eu { width: 10px; height: 10px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 3px color-mix(in srgb, var(--gold) 30%, transparent); display: inline-block; flex: none; }
.eyebrow { font: 600 .85rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); display: flex; align-items: center; gap: 9px; margin: 0 0 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 13px 22px; border-radius: 9px; font: 600 1rem var(--f-body); text-decoration: none; border: 1.5px solid transparent; cursor: pointer; transition: transform .15s, background .15s; }
.btn:active { transform: translateY(1px); }
.btn-gold { background: var(--gold); color: #00143f; }
.btn-gold:hover { background: #ffd83a; }
.btn-primary { background: var(--eu); color: #fff; }
.btn-primary:hover { background: var(--eu-hover); }
.btn-line { border-color: currentColor; color: inherit; background: transparent; }
.btn-ghost { background: var(--surface); border-color: var(--line); color: var(--fg); }
.link-btn { background: none; border: 0; color: var(--link); font: 500 .95rem var(--f-body); cursor: pointer; text-decoration: underline; padding: 4px; }
.pill { border: 1px solid var(--line); background: var(--surface); color: var(--fg); border-radius: 99px; padding: 6px 13px; font: 500 .9rem var(--f-mono); cursor: pointer; }
.pill:hover, .pill.on { border-color: var(--eu); background: var(--surface-2); }
.chip { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 99px; font: 600 .8rem var(--f-mono); letter-spacing: .02em; color: #fff; background: var(--c-lfp); }
.chip-naion { background: var(--c-na); color: #1c1400; } .chip-lto { background: var(--c-lto); } .chip-liion { background: var(--c-li); }
.sw { width: 12px; height: 12px; border-radius: 3px; display: inline-block; background: var(--c-lfp); flex: none; }
.sw-naion { background: var(--c-na); } .sw-lto { background: var(--c-lto); } .sw-liion { background: var(--c-li); }
.ticks { list-style: none; padding: 0; margin: 0 0 1.2em; display: grid; gap: 10px; }
.ticks li { padding-left: 30px; position: relative; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .3em; width: 18px; height: 18px; border-radius: 50%; background: var(--gold) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4L18 8' fill='none' stroke='%2300143f' stroke-width='3'/%3E%3C/svg%3E") center/14px no-repeat; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.panel h2 { font-size: 1.25rem; }

/* ---------- hero */
.hero { background: var(--hero-bg); color: var(--hero-fg); position: relative; overflow: hidden;
  background-image: linear-gradient(var(--hero-line) 1px, transparent 1px), linear-gradient(90deg, var(--hero-line) 1px, transparent 1px), radial-gradient(1200px 500px at 80% 20%, rgba(0,51,160,.75), transparent 70%);
  background-size: 40px 40px, 40px 40px, auto; }
.hero-in { padding-block: 56px 40px; }
.hero-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: center; margin-top: 30px; }
.hero-act .cta-row { margin: 0 0 28px; }
.hero h1 { color: #fff; font-size: clamp(2.3rem, 5vw, 4.4rem); max-width: 22ch; }
.hero .lead { color: var(--hero-muted); font-size: 1.25rem; max-width: 82ch; }
.hero .eyebrow { color: var(--gold); }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 26px 0 0; }
.stats { display: grid; grid-template-columns: repeat(4, auto); gap: 14px 34px; margin: 0; justify-content: start; }
.stats div { display: flex; flex-direction: column-reverse; }
.stats dt { color: var(--hero-muted); font-size: .9rem; }
.stats dd { margin: 0; font: 700 2rem var(--f-mono); color: #fff; }
.hero-vis { position: relative; }
.hv-cell { width: min(100%, 380px); margin-inline: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.45)); }
.hv-cell .cell-svg { width: 100%; height: auto; }
.hv-map { width: min(100%, 500px); margin-inline: auto; -webkit-mask-image: radial-gradient(closest-side, #000 72%, transparent 100%); mask-image: radial-gradient(closest-side, #000 72%, transparent 100%); }
.hv-map img { display: block; width: 100%; height: auto; }
.hv-tags { list-style: none; margin: 0; padding: 0; position: absolute; inset: 0; }
.hv-tags li { position: absolute; right: 0; top: var(--y); transform: translateY(-50%); display: flex; flex-direction: column; align-items: flex-end; padding: 6px 12px; border-left: 2px solid var(--gold); background: rgba(0,20,63,.82); backdrop-filter: blur(4px); border-radius: 0 6px 6px 0; }
.hv-tags li:nth-child(odd) { right: auto; left: 0; align-items: flex-start; }
.hv-tags b { font: 700 1.1rem var(--f-mono); color: #fff; }
.hv-tags span { font-size: .85rem; color: var(--hero-muted); }
.hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.hero-stats div { justify-content: flex-end; padding: 26px 26px; border: 1px solid rgba(255,255,255,.14); border-radius: 14px; background: rgba(255,255,255,.05); }
.hero-stats dd { font-size: clamp(2rem, 3.6vw, 3.2rem); line-height: 1.1; }
.hero-stats dt { font-size: 1.05rem; margin-top: 4px; }
@media (max-width: 760px) { .hero-in { padding-block: 40px 40px; } .hero-split { grid-template-columns: 1fr; gap: 8px; margin-top: 24px; } .hero-stats { gap: 10px; } .hero-stats div { padding: 16px 18px; } .hero-stats dt { font-size: .95rem; } .hero-vis { max-width: 380px; width: 100%; margin: 0 auto -16px; } }

/* ---------- sections */
.sec { padding-block: 64px; }
.sec-tight { padding-block: 28px 56px; }
.sec-title { margin-bottom: 22px; }
.sec-lead { color: var(--muted); font-size: 1.08rem; max-width: 62ch; }
.band { background: var(--surface); border-block: 1px solid var(--line); padding-block: 26px; }
.trust { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.trust li { display: flex; gap: 12px; align-items: flex-start; }
.trust svg { color: var(--eu); flex: none; margin-top: 2px; }
.trust b { display: block; font-weight: 600; }
.trust small { color: var(--muted); font-size: .9rem; line-height: 1.4; display: block; }
@media (max-width: 900px) { .trust { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .trust { grid-template-columns: 1fr; } }

.chem-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.chem-card { --cc: var(--c-lfp); position: relative; display: flex; flex-direction: column; gap: 6px; padding: 22px; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--fg); overflow: hidden; transition: border-color .2s, transform .2s; }
.chem-card:hover { border-color: var(--cc); transform: translateY(-2px); }
.chem-naion { --cc: var(--c-na); } .chem-lto { --cc: var(--c-lto); } .chem-liion { --cc: var(--c-li); }
.cc-v { font: 500 1rem var(--f-mono); color: var(--muted); }
.cc-v b { font-size: 2.4rem; color: var(--cc); font-weight: 700; }
.cc-scale-old { height: 6px; border-radius: 3px; background: linear-gradient(90deg, var(--surface-2), var(--line)); position: relative; margin: 2px 0 12px; }
.cc-scale i { position: absolute; left: var(--p); top: -4px; width: 4px; height: 14px; border-radius: 2px; background: var(--cc); }
.chem-card h3 { margin: 0; }
.chem-card p { color: var(--muted); font-size: .97rem; margin: 0 0 8px; }
.cc-n { margin-top: auto; font: 600 .95rem var(--f-mono); color: var(--link); }
@media (max-width: 1000px) { .chem-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .chem-grid { grid-template-columns: 1fr; } }

.sec-eu { background: linear-gradient(180deg, var(--surface-2), var(--bg)); }
.sec-split { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; flex-wrap: wrap; margin-bottom: 26px; }
.sec-split .sec-title { margin-bottom: 8px; }
.eyebrow-eu { color: var(--fg); }
.how { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 40px; align-items: start; }
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.steps li { counter-increment: s; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; display: flex; flex-direction: column; gap: 6px; }
.steps li::before { content: counter(s); font: 700 1.6rem var(--f-mono); color: var(--eu); }
.steps span { color: var(--muted); font-size: .97rem; }
.steps-v { grid-template-columns: 1fr; }
@media (max-width: 900px) { .how { grid-template-columns: 1fr; } .steps { grid-template-columns: 1fr; } }
.sec-dark { background: var(--hero-bg); color: var(--hero-fg); }
.sec-dark .sec-lead, .sec-dark .vid-text { color: var(--hero-muted); }
.sec-dark .eyebrow { color: var(--gold); }
.sec-dark h2, .sec-dark h3 { color: #fff; }
.why { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.vid-title { margin-top: 18px; }
@media (max-width: 900px) { .why { grid-template-columns: 1fr; } }
.video { border-radius: var(--r); overflow: hidden; background: #000; aspect-ratio: 16 / 9; max-width: 100%; position: relative; }
.video iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-facade { display: block; width: 100%; height: 100%; position: relative; color: #fff; text-decoration: none; }
.video-facade img { width: 100%; height: 100%; object-fit: cover; opacity: .85; }
.play { position: absolute; inset: 0; display: grid; place-items: center; }
.video-facade:hover .play svg { transform: scale(1.08); }
.play svg { transition: transform .2s; filter: drop-shadow(0 6px 18px rgba(0,0,0,.5)); }
.video-cap { position: absolute; left: 14px; bottom: 12px; font: 600 .9rem var(--f-mono); background: rgba(0,0,0,.6); padding: 4px 10px; border-radius: 4px; }
.brand-cloud { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.brand-cloud a { display: inline-flex; gap: 8px; align-items: baseline; padding: 9px 15px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); text-decoration: none; color: var(--fg); font: 700 1rem var(--f-display); font-stretch: 110%; }
.brand-cloud a:hover { border-color: var(--eu); }
.brand-cloud em { font: 500 .85rem var(--f-mono); color: var(--muted); font-style: normal; }
.faq-item { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq-item summary { cursor: pointer; padding: 14px 0; font-weight: 600; font-size: 1.08rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq-item summary::after { content: "+"; font: 600 1.4rem var(--f-mono); color: var(--eu); line-height: 1; }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { color: var(--muted); max-width: 70ch; }
.link-more { font-weight: 600; }

/* ---------- page head / crumbs */
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 16px 0 0; margin: 0; font-size: .92rem; color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-right: 6px; opacity: .6; }
.crumbs a { color: var(--muted); }
.page-head { padding-block: 22px 8px; }
.page-head h1 { max-width: 24ch; }
.page-head .lead { color: var(--muted); font-size: 1.12rem; max-width: 68ch; }

/* ---------- catalogue */
.catalog { display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: 28px; align-items: start; }
.f-toggle { display: none; }
.filters { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 84px); max-height: calc(100vh - 100px); overflow: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; display: flex; flex-direction: column; gap: 16px; scrollbar-width: thin; }
.f-head { display: flex; justify-content: space-between; align-items: center; }
.f-head h2 { font-size: 1.15rem; margin: 0; }
.filters fieldset { border: 0; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
.filters legend { font: 600 .8rem var(--f-mono); text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 6px; padding: 0; }
.f-search input, .rng input, .fld input, .fld select, .fld textarea, .sort select, .pack-in input { width: 100%; font: 400 1rem var(--f-body); color: var(--fg); background: var(--bg); border: 1.5px solid var(--line); border-radius: 8px; padding: 10px 12px; min-height: 44px; }
.f-search input:focus, .rng input:focus, .fld input:focus, .fld select:focus, .fld textarea:focus { border-color: var(--eu); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--eu) 22%, transparent); }
.ck { display: flex; align-items: center; gap: 10px; padding: 5px 4px; border-radius: 6px; cursor: pointer; font-size: .97rem; }
.ck:hover { background: var(--surface-2); }
.ck input { width: 18px; height: 18px; accent-color: var(--eu); flex: none; }
.ck span { display: inline-flex; align-items: center; gap: 8px; flex: 1; min-width: 0; }
.ck em { font: 500 .85rem var(--f-mono); color: var(--muted); font-style: normal; }
.ck-eu { background: color-mix(in srgb, var(--gold) 14%, transparent); }
.brand-list { max-height: 260px; overflow: auto; padding-right: 4px; }
.rng { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.rng label span { display: block; font-size: .85rem; color: var(--muted); margin-bottom: 3px; }
.rng3 { grid-template-columns: 1fr 1fr; }
.presets, .pill-ck { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.pck input { position: absolute; opacity: 0; pointer-events: none; }
.pck span { display: inline-flex; gap: 6px; align-items: baseline; border: 1px solid var(--line); border-radius: 99px; padding: 5px 12px; font: 500 .9rem var(--f-mono); cursor: pointer; background: var(--surface); }
.pck em { font-style: normal; color: var(--muted); font-size: .82rem; }
.pck input:checked + span { background: var(--eu); color: #fff; border-color: var(--eu); }
.pck input:checked + span em { color: #dfe7ff; }
.pck input:focus-visible + span { outline: 3px solid var(--gold); }
.res-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.res-count { margin: 0; font: 600 1.05rem var(--f-mono); }
.sort { display: flex; align-items: center; gap: 10px; font-size: .95rem; color: var(--muted); }
.sort select { width: auto; min-height: 42px; }
@media (max-width: 980px) {
  .catalog { grid-template-columns: 1fr; }
  .f-toggle { display: inline-flex; justify-self: start; }
  .filters { position: static; max-height: none; display: none; }
  .filters.open { display: flex; }
}
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); gap: 16px; }
.grid-scroll { grid-auto-flow: column; grid-auto-columns: minmax(250px, 1fr); grid-template-columns: none; overflow-x: auto; padding-bottom: 10px; scroll-snap-type: x mandatory; }
.grid-scroll .card { scroll-snap-align: start; }
.card { position: relative; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: border-color .18s, box-shadow .18s, transform .18s; }
.card:hover { border-color: color-mix(in srgb, var(--eu) 60%, var(--line)); box-shadow: var(--shadow); transform: translateY(-2px); }
.card-link { position: absolute; inset: 0; z-index: 1; }
.card-vis { position: relative; aspect-ratio: 4 / 3; background: radial-gradient(circle at 50% 40%, var(--surface-2), var(--surface) 75%); display: grid; place-items: center; border-bottom: 1px solid var(--line); }
.card-vis .cell-svg { width: 76%; height: 92%; }
.badge-eu { position: absolute; top: 10px; left: 10px; display: inline-flex; align-items: center; gap: 7px; background: var(--eu-ink); color: #fff; font: 600 .8rem var(--f-mono); padding: 5px 10px 5px 8px; border-radius: 99px; }
.card-vis .chip { position: absolute; top: 10px; right: 10px; }
.card-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card-brand { margin: 0; font: 600 .85rem var(--f-mono); color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
.card-brand span { text-transform: none; }
.card-title { margin: 0; font-size: 1.12rem; font-stretch: 105%; word-break: break-word; }
.card-spec { list-style: none; display: flex; flex-wrap: wrap; gap: 5px; padding: 0; margin: 2px 0 6px; }
.card-spec li { font: 500 .86rem var(--f-mono); background: var(--surface-2); border-radius: 5px; padding: 3px 7px; }
.card-foot { margin-top: auto; display: flex; align-items: flex-end; justify-content: space-between; gap: 8px; }
.price { display: flex; flex-direction: column; min-width: 0; }
.p-lbl { color: var(--muted); font-size: .8rem; }
.p-main { font: 700 1.25rem var(--f-mono); }
.p-sub { color: var(--muted); font-size: .8rem; line-height: 1.3; }
.on-req .p-main { font: 600 1rem var(--f-body); color: var(--muted); }
.btn-add { position: relative; z-index: 2; flex: none; display: inline-flex; align-items: center; gap: 2px; border: 0; border-radius: 9px; background: var(--gold); color: #00143f; font: 700 .95rem var(--f-mono); padding: 9px 11px; cursor: pointer; min-height: 44px; }
.btn-add:hover { background: #ffd83a; }
.btn-add.done { background: var(--ok); color: #fff; }
.no-res { padding: 40px; text-align: center; color: var(--muted); background: var(--surface); border: 1px dashed var(--line); border-radius: var(--r); }
.price-note { color: var(--muted); font-size: .92rem; margin-top: 18px; }
.cv-t { fill: #fff; font-family: var(--f-display); font-weight: 800; font-stretch: 110%; letter-spacing: .04em; }
.cv-t2 { font-family: var(--f-mono); font-weight: 600; opacity: .9; }

/* ---------- product page */
.pdp { padding-block: 18px 30px; }
.pdp-in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 44px; align-items: start; }
@media (max-width: 920px) { .pdp-in { grid-template-columns: 1fr; gap: 24px; } }
.gallery { position: sticky; top: 96px; }
@media (max-width: 920px) { .gallery { position: static; } }
.g-main { aspect-ratio: 1 / 1; max-width: 100%; background: radial-gradient(circle at 50% 42%, var(--surface), var(--surface-2) 80%); border: 1px solid var(--line); border-radius: 14px; display: grid; place-items: center; overflow: hidden; }
.g-main > * { grid-area: 1 / 1; }
.g-main .cell-svg { width: 74%; height: 74%; }
.g-main img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.g-thumbs { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.g-thumbs button { width: 72px; height: 72px; padding: 4px; border: 2px solid var(--line); border-radius: 8px; background: #fff; cursor: pointer; display: grid; place-items: center; }
.g-thumbs button.on { border-color: var(--eu); }
.g-thumbs img, .g-thumbs svg { width: 100%; height: 100%; object-fit: contain; }
.g-note { font: 500 .92rem var(--f-mono); color: var(--muted); margin-top: 10px; }
.buy-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.buy-badges .badge-eu { position: static; }
.badge-cn, .badge-gen { display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px; border-radius: 99px; font: 600 .8rem var(--f-mono); border: 1px solid var(--line); background: var(--surface); }
.badge-gen { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, var(--line)); }
.buy-brand { margin: 0 0 4px; font: 600 .95rem var(--f-mono); text-transform: uppercase; letter-spacing: .06em; }
.buy-brand a { color: var(--muted); text-decoration: none; }
.buy h1 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); margin-bottom: 18px; }
.h1-sub { display: block; font: 500 1rem var(--f-mono); color: var(--muted); margin-top: 8px; letter-spacing: 0; }
.tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 0 0 20px; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
.tiles div { padding: 12px 14px; border-left: 1px solid var(--line); min-width: 0; }
.tiles div:first-child { border-left: 0; }
.tiles dt { font-size: .8rem; color: var(--muted); line-height: 1.25; }
.tiles dd { margin: 4px 0 0; font: 700 1.15rem var(--f-mono); overflow-wrap: anywhere; }
@media (max-width: 560px) { .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } .tiles div:nth-child(3) { border-left: 0; } .tiles div:nth-child(n+3) { border-top: 1px solid var(--line); } }
.buy-form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; display: flex; flex-direction: column; gap: 14px; }
.offers { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
.offers legend { font: 600 .8rem var(--f-mono); text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 6px; }
.offer { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 9px; cursor: pointer; }
.offer:has(input:checked) { border-color: var(--eu); background: var(--surface-2); }
.offer input { accent-color: var(--eu); width: 18px; height: 18px; }
.offer small { display: block; color: var(--muted); font-size: .85rem; }
.offer strong { font: 700 1.05rem var(--f-mono); }
.buy-price .p-main { font-size: 2rem; }
.buy-price .on-req small { color: var(--muted); }
.qty-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.qty-row > label { font-weight: 600; }
.qty { display: flex; border: 1.5px solid var(--line); border-radius: 9px; overflow: hidden; }
.qty button { width: 46px; border: 0; background: var(--surface-2); color: var(--fg); font: 600 1.3rem var(--f-mono); cursor: pointer; }
.qty input { width: 74px; text-align: center; border: 0; background: var(--surface); color: var(--fg); font: 700 1.15rem var(--f-mono); min-height: 48px; -moz-appearance: textfield; }
.qty input::-webkit-inner-spin-button { -webkit-appearance: none; }
.btn-add-big { flex: 1; min-width: 200px; min-height: 50px; font-size: 1.05rem; }
.qty-rule { margin: 0; font-size: .92rem; color: var(--muted); }
.in-quote { margin: 0; font-weight: 600; color: var(--ok); }
.avail { display: flex; gap: 12px; align-items: flex-start; margin-top: 14px; padding: 14px 16px; border-radius: var(--r); background: var(--surface-2); }
.avail p { margin: 2px 0 0; font-size: .95rem; color: var(--muted); }
.avail .dot-eu { margin-top: 7px; }
.avail-eu { background: color-mix(in srgb, var(--gold) 16%, var(--surface)); border: 1px solid color-mix(in srgb, var(--gold) 50%, var(--line)); }
.direct { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; padding: 14px 16px; border-radius: var(--r); background: var(--eu); color: #fff; text-decoration: none; }
.direct:hover { background: var(--eu-hover); }
.direct small { display: block; opacity: .85; font-size: .9rem; }
.genuine-box { display: flex; gap: 14px; margin-top: 14px; padding: 16px; border: 1px solid var(--line); border-radius: var(--r); }
.genuine-box svg { color: var(--ok); flex: none; }
.genuine-box p { margin: 4px 0 0; font-size: .95rem; color: var(--muted); }
.pdp-detail { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 44px; align-items: start; }
@media (max-width: 920px) { .pdp-detail { grid-template-columns: 1fr; } }
.pd-main h2 { margin-top: 8px; }
.pd-main h3 { margin-top: 26px; }
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
.specs { width: 100%; border-collapse: collapse; font-size: .98rem; }
.specs th, .specs td { text-align: left; padding: 11px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.specs tr:last-child th, .specs tr:last-child td { border-bottom: 0; }
.specs th { width: 44%; font-weight: 500; color: var(--muted); }
.specs td { font-family: var(--f-mono); font-weight: 500; }
.specs td small { font-family: var(--f-body); color: var(--muted); font-size: .85rem; }
.specs tr:nth-child(even) { background: color-mix(in srgb, var(--surface-2) 45%, transparent); }
.data-note { font-size: .9rem; color: var(--muted); margin: 10px 0 30px; }
.prose { max-width: 68ch; }
.pack { position: sticky; top: 96px; background: var(--hero-bg); color: var(--hero-fg); border-radius: 14px; padding: 24px; background-image: linear-gradient(var(--hero-line) 1px, transparent 1px), linear-gradient(90deg, var(--hero-line) 1px, transparent 1px); background-size: 28px 28px; }
@media (max-width: 920px) { .pack { position: static; } }
.pack h2 { color: #fff; font-size: 1.4rem; }
.pack p { color: var(--hero-muted); font-size: .97rem; }
.pack .pill { background: transparent; color: #fff; border-color: rgba(255,255,255,.3); }
.pack .pill.on, .pack .pill:hover { background: var(--gold); color: #00143f; border-color: var(--gold); }
.pack-presets { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.pack-in { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.pack-in label { font-size: .9rem; color: var(--hero-muted); display: flex; flex-direction: column; gap: 4px; }
.pack-in input { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.2); color: #fff; font-family: var(--f-mono); font-weight: 700; }
.pack-out { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255,255,255,.12); border-radius: 10px; overflow: hidden; margin: 0 0 12px; }
.pack-out div { background: #0a1a4a; padding: 11px 13px; }
.pack-out dt { font-size: .82rem; color: var(--hero-muted); }
.pack-out dd { margin: 2px 0 0; font: 700 1.2rem var(--f-mono); color: #fff; }
.pack-out .po-cells { grid-column: 1 / -1; background: #10245e; }
.pack-out .po-cells dd { color: var(--gold); font-size: 1.6rem; }
.pack-note { font-size: .88rem !important; }
.pack .btn { width: 100%; }

/* ---------- prose pages */
.about-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 44px; align-items: start; }
@media (max-width: 920px) { .about-grid { grid-template-columns: 1fr; } }
.prose-col { max-width: 70ch; }
.prose-col h2 { margin-top: 30px; font-size: 1.5rem; }
.prose-col h2:first-child { margin-top: 0; }
.prose-col .video { margin-bottom: 16px; }
.side-col { display: grid; gap: 16px; }
.kv { margin: 0; display: grid; gap: 12px; }
.kv dt { font-size: .85rem; color: var(--muted); }
.kv dd { margin: 0; font-weight: 500; }
.panel-it { border-top: 5px solid transparent; border-image: linear-gradient(90deg, #009246 33.3%, #fff 33.3% 66.6%, #ce2b37 66.6%) 1; }
.timeline { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; border-left: 2px solid var(--line); }
.timeline li { padding-left: 16px; position: relative; display: flex; flex-direction: column; }
.timeline li::before { content: ""; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--gold); border: 2px solid var(--surface); }
.timeline b { font-family: var(--f-mono); }
.timeline span { color: var(--muted); font-size: .95rem; }
.team { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.team li { display: flex; flex-direction: column; }
.team span { color: var(--muted); font-size: .92rem; }
.ship-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.ship-grid .panel-eu { grid-column: 1 / -1; background: var(--hero-bg); color: var(--hero-fg); border: 0; }
.panel-eu h2 { color: #fff; } .panel-eu .eyebrow { color: var(--gold); }
@media (max-width: 760px) { .ship-grid { grid-template-columns: 1fr; } }
.vat { width: 100%; border-collapse: collapse; }
.vat th, .vat td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: .95rem; }
.vat th { font-weight: 600; width: 32%; }
.vat td b { font: 700 1.25rem var(--f-mono); color: var(--eu); }
.moq-seq { display: flex; gap: 8px; }
.moq-seq span { font: 700 1.1rem var(--f-mono); padding: 6px 12px; border-radius: 6px; background: var(--surface-2); }
.panel-gold { border: 2px solid var(--gold); }
.brand-index { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.brand-index a { display: flex; flex-direction: column; gap: 8px; padding: 16px; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); text-decoration: none; color: var(--fg); height: 100%; }
.brand-index a:hover { border-color: var(--eu); }
.brand-index b { font: 800 1.2rem var(--f-display); font-stretch: 112%; }
.br-ch { display: flex; gap: 6px; flex-wrap: wrap; }
.brand-index em { font: 500 .9rem var(--f-mono); font-style: normal; color: var(--muted); }
.prose-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.prose-2 h2 { font-size: 1.3rem; }
.prose-2 p { color: var(--muted); }
@media (max-width: 760px) { .prose-2 { grid-template-columns: 1fr; } }

/* ---------- quote */
.quote-page { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 36px; align-items: start; }
.quote-page > .q-empty, .quote-page > .q-full, .quote-page > .q-sent { grid-column: 1; }
.q-how { grid-column: 2; grid-row: 1 / span 3; position: sticky; top: 96px; }
@media (max-width: 920px) { .quote-page { grid-template-columns: 1fr; } .q-how { grid-column: 1; grid-row: auto; position: static; } }
.q-empty, .q-sent { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 36px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.q-full h2, .q-form h2 { display: flex; align-items: center; gap: 12px; font-size: 1.35rem; margin: 6px 0 14px; }
.stepn { width: 34px; height: 34px; border-radius: 50%; background: var(--eu); color: #fff; display: grid; place-items: center; font: 700 1rem var(--f-mono); flex: none; }
.q-table { width: 100%; border-collapse: collapse; }
.q-table th, .q-table td { padding: 12px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.q-table th { font: 600 .8rem var(--f-mono); text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.q-table .num { text-align: right; font-family: var(--f-mono); white-space: nowrap; }
.q-table td b a { color: var(--fg); text-decoration: none; }
.q-table small { display: block; color: var(--muted); font-size: .85rem; }
.q-table .qty input { width: 60px; min-height: 40px; font-size: 1rem; }
.q-table .qty button { width: 38px; }
.q-rm { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 1.4rem; padding: 6px; }
.q-rm:hover { color: var(--err); }
@media (max-width: 680px) {
  .q-table thead { display: none; }
  .q-table tr { display: grid; grid-template-columns: auto 1fr auto; grid-template-areas: "n n rm" "q u t"; gap: 8px 12px; align-items: center; padding: 12px 4px; border-bottom: 1px solid var(--line); }
  .q-table td { border: 0; padding: 0; }
  .q-table td:nth-child(1) { grid-area: n; } .q-table td:nth-child(2) { grid-area: q; } .q-table td:nth-child(3) { grid-area: u; text-align: left; color: var(--muted); font-size: .9rem; }
  .q-table td:nth-child(4) { grid-area: t; font-weight: 700; } .q-table td:nth-child(5) { grid-area: rm; }
  .q-table .qty { width: max-content; }
}
.q-sum { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 6px 16px; padding: 16px 4px; }
.q-sum b { font: 700 1.5rem var(--f-mono); }
.q-sum small { flex-basis: 100%; color: var(--muted); }
.q-form { margin-top: 26px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.seg { border: 0; padding: 0; margin: 0; display: flex; gap: 8px; flex-wrap: wrap; }
.seg legend { font-weight: 600; margin-bottom: 8px; }
.seg label { flex: 1; min-width: 160px; }
.seg input { position: absolute; opacity: 0; }
.seg span { display: block; text-align: center; padding: 12px; border: 1.5px solid var(--line); border-radius: 9px; cursor: pointer; font-weight: 600; }
.seg input:checked + span { border-color: var(--eu); background: var(--surface-2); box-shadow: inset 0 -3px 0 var(--gold); }
.seg input:focus-visible + span { outline: 3px solid var(--gold); }
.fgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.fgrid .span2 { grid-column: 1 / -1; }
@media (max-width: 560px) { .fgrid { grid-template-columns: 1fr; } }
.fld { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.fld label { font-weight: 500; font-size: .97rem; }
.fld label i { color: var(--err); font-style: normal; }
.fld small { color: var(--muted); font-size: .86rem; }
.fld.bad input, .fld.bad select { border-color: var(--err); }
.err { color: var(--err); font-size: .88rem; min-height: 0; }
.q-note { margin: 0; padding: 12px 14px; border-radius: 9px; background: color-mix(in srgb, var(--gold) 16%, var(--surface)); border: 1px solid color-mix(in srgb, var(--gold) 45%, var(--line)); font-size: .95rem; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .95rem; }
.consent input { width: 20px; height: 20px; accent-color: var(--eu); flex: none; margin-top: 2px; }
.btn-send { min-height: 54px; font-size: 1.08rem; }
.form-err { color: var(--err); font-weight: 600; }
.q-how h2 { font-size: 1.25rem; }
.q-notes { margin-top: 16px; display: grid; gap: 8px; font-size: .93rem; color: var(--muted); }
.q-notes p { margin: 0; padding-left: 12px; border-left: 3px solid var(--line); }
.preview-note { font-size: .92rem; color: var(--muted); }
.payload { text-align: left; max-width: 100%; overflow: auto; background: var(--surface-2); padding: 12px; border-radius: 8px; font: 500 .85rem var(--f-mono); max-height: 260px; width: 100%; }

/* ---------- toast + footer */
.toast { position: fixed; left: 50%; bottom: calc(18px + env(safe-area-inset-bottom, 0px)); transform: translate(-50%, 140%); background: var(--eu-ink); color: #fff; padding: 12px 14px 12px 18px; border-radius: 12px; display: flex; gap: 14px; align-items: center; box-shadow: 0 12px 40px rgba(0,0,0,.35); z-index: 80; transition: transform .25s; max-width: calc(100vw - 32px); font-size: .97rem; }
.toast.show { transform: translate(-50%, 0); }
.toast a { color: #00143f; background: var(--gold); padding: 7px 12px; border-radius: 7px; text-decoration: none; font-weight: 600; white-space: nowrap; }
.site-footer { background: var(--hero-bg); color: var(--hero-muted); padding-block: 52px 30px; margin-top: 40px; }
.ft-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; }
@media (max-width: 900px) { .ft-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .ft-grid { grid-template-columns: 1fr; } }
.site-footer .logo { color: #fff; }
.site-footer .lw-2 { color: var(--hero-muted); }
.site-footer h2 { font: 600 .85rem var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--gold); margin-bottom: 12px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.ft-brand p { margin-top: 14px; font-size: .95rem; }
.ft-genuine b { color: #fff; }
.ft-legal { border-top: 1px solid var(--hero-line); margin-top: 36px; padding-top: 18px; font-size: .88rem; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; } }
.docs { list-style: none; padding: 0; margin: 0 0 30px; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px; }
.docs a { display: flex; gap: 12px; align-items: center; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); text-decoration: none; color: var(--fg); }
.docs a:hover { border-color: var(--eu); }
.docs svg { color: var(--err); flex: none; }
.docs small { display: block; color: var(--muted); font-size: .86rem; }
.docs-none { color: var(--muted); padding: 14px 16px; border: 1px dashed var(--line); border-radius: var(--r); margin-bottom: 30px; }

.more-row { display: flex; justify-content: center; margin-top: 22px; }
.more-row .btn { min-width: 260px; }

/* ---------- v2: logo, hero chips, photos, chem cards, people, seller, legal, tech, cookie */
:root { --logo-cell: #0033a0; --logo-side: #00226e; --logo-top: #2b56c4; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --logo-cell: #2f5ef0; --logo-side: #1a3aa8; --logo-top: #6f8fff; } }
:root[data-theme="dark"] { --logo-cell: #2f5ef0; --logo-side: #1a3aa8; --logo-top: #6f8fff; }
.site-footer .logo-mark { --logo-cell: #2f5ef0; --logo-side: #1a3aa8; --logo-top: #6f8fff; }
.logo-mark { flex: none; display: block; }
.flag-it { display: inline-block; vertical-align: -0.15em; border-radius: 2px; box-shadow: 0 0 0 1px rgba(0,0,0,.14); flex: none; background: linear-gradient(90deg, #009246 0 33.34%, #ffffff 33.34% 66.66%, #ce2b37 66.66% 100%); }
.hero-chips { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.hero-chips li { display: inline-flex; align-items: center; gap: 8px; padding: 7px 13px; border: 1px solid rgba(255,255,255,.18); border-radius: 99px; background: rgba(255,255,255,.06); font: 600 .9rem var(--f-body); color: #fff; }
.hero-chips svg { color: var(--gold); }
.hero-it { display: flex; gap: 12px; align-items: flex-start; color: #fff; font-size: 1.02rem; width: fit-content; max-width: 100%; padding: 12px 16px; border-left: 3px solid var(--gold); background: rgba(255,255,255,.05); border-radius: 0 8px 8px 0; margin: 4px 0 0; }
.hero-it .flag-it { margin-top: 3px; }
.hero-it a, .sec-dark a:not(.btn) { color: var(--gold); }
.hv-cell img { width: 100%; height: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.5)); }
.tr-flag { display: inline-flex; margin-top: 4px; }
/* card photo + drawing inset */
.card-vis.has-photo { background: #fff; }
.card-vis img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.inset { position: absolute; right: 8px; bottom: 8px; width: 46px; height: 46px; border-radius: 9px; background: color-mix(in srgb, var(--surface) 88%, transparent); border: 1px solid var(--line); display: grid; place-items: center; box-shadow: 0 2px 8px rgba(10,20,51,.12); }
.inset .cell-svg { width: 84%; height: 84%; }
.inset .cv-t { display: none; }
.inset-lg { width: 84px; height: 84px; right: 14px; bottom: 14px; }
.g-main { position: relative; }
.g-main.has-photo { background: #fff; }
.g-main img { padding: 18px; }
/* chemistry cards with featured product */
.chem-card { padding: 0; gap: 0; }
.chem-card:hover { transform: none; }
.cc-top { display: block; padding: 20px 20px 12px; text-decoration: none; color: var(--fg); }
.cc-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.cc-head h3 { margin: 0; font-size: 1.3rem; }
.cc-v { font: 700 1rem var(--f-mono); color: var(--cc); }
.cc-top p { margin: 8px 0 0; }
.cc-feat { display: grid; grid-template-columns: 96px 1fr; gap: 12px; align-items: center; margin: 4px 14px 0; padding: 10px; border-radius: 10px; background: var(--surface-2); text-decoration: none; color: var(--fg); transition: background .15s; }
.cc-feat:hover { background: color-mix(in srgb, var(--cc) 14%, var(--surface-2)); }
.cc-img { width: 96px; height: 96px; border-radius: 8px; background: #fff; display: grid; place-items: center; overflow: hidden; }
.cc-img img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.cc-img .cell-svg { width: 80%; height: 80%; }
.cc-ft { display: flex; flex-direction: column; min-width: 0; gap: 2px; }
.cc-ft small { font: 600 .78rem var(--f-mono); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.cc-ft b { font-size: .98rem; line-height: 1.3; }
.cc-ft em { font: 600 .9rem var(--f-mono); font-style: normal; color: var(--cc); }
.chem-card .cc-n { display: block; padding: 14px 20px 18px; text-decoration: none; margin-top: auto; }
/* people */
.people-head { max-width: 760px; }
.people { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 16px; }
.people figure { margin: 0; border-radius: 14px; overflow: hidden; background: var(--surface); border: 1px solid var(--line); display: flex; flex-direction: column; }
.people img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.people .pp-c img { object-fit: contain; background: #0a1230; }
.people figcaption { padding: 12px 14px; font-size: .95rem; color: var(--muted); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
@media (max-width: 860px) { .people { grid-template-columns: 1fr; } }
.ab-photo { margin: 6px 0 22px; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); background: var(--surface); }
.ab-photo img { width: 100%; height: auto; }
.ab-photo figcaption { padding: 10px 14px; color: var(--muted); font-size: .95rem; display: flex; gap: 8px; align-items: center; }
/* seller */
.sold-by { display: flex; gap: 8px; align-items: center; margin: -6px 0 16px; font-size: .95rem; color: var(--muted); }
.seller { display: flex; gap: 14px; margin-top: 14px; padding: 16px; border-radius: var(--r); border: 1px solid var(--line); background: var(--surface); }
.seller p { margin: 4px 0 6px; font-size: .95rem; color: var(--muted); }
.seller a { font-weight: 600; }
/* legal */
.legal-grid { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 40px; align-items: start; }
.legal-toc { position: sticky; top: 96px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 16px 18px; }
.legal-toc ol { margin: 0; padding-left: 20px; display: grid; gap: 6px; font-size: .95rem; }
.legal-toc a { color: var(--fg); text-decoration: none; }
.legal-toc a:hover { color: var(--link); text-decoration: underline; }
.legal section { scroll-margin-top: 100px; }
.legal h2 { font-size: 1.3rem; display: flex; gap: 12px; align-items: baseline; margin-top: 28px; }
.legal .ln { font: 600 .95rem var(--f-mono); color: var(--gold-deep); }
.legal-meta { color: var(--muted); font-size: .92rem; margin-top: 30px; }
.legal-co { color: var(--muted); font-size: .92rem; }
@media (max-width: 900px) { .legal-grid { grid-template-columns: 1fr; } .legal-toc { position: static; } }
/* technologies */
.tech-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin: 10px 0 40px; }
.tech-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.tc-img { background: radial-gradient(circle at 50% 45%, #1b2a66, #050b24 75%); aspect-ratio: 4 / 3; display: grid; place-items: center; }
.tc-img img { width: 78%; height: 88%; object-fit: contain; filter: drop-shadow(0 18px 24px rgba(0,0,0,.45)); }
.tc-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.tc-body h3 { margin: 0; font-size: 1.3rem; }
.tc-body p { margin: 0; color: var(--muted); }
.tc-apps { font-size: .95rem; }
.tc-apps b { color: var(--fg); }
.tc-body .btn { margin-top: auto; align-self: flex-start; }
.tech-h { margin-top: 18px; }
.cmp { width: 100%; border-collapse: collapse; min-width: 760px; }
.cmp th, .cmp td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: center; font-size: .97rem; }
.cmp thead th { font: 700 .95rem var(--f-display); font-stretch: 105%; background: var(--surface-2); }
.cmp tbody th { text-align: left; font-weight: 600; white-space: nowrap; }
.cmp td { font-family: var(--f-mono); font-weight: 500; }
.cmp .ref { color: var(--muted); background: color-mix(in srgb, var(--surface-2) 50%, transparent); }
.cost { letter-spacing: .1em; color: var(--fg); } .cost i { font-style: normal; opacity: .25; }
.yes { color: var(--ok); font-weight: 700; } .no { color: var(--err); }
.rt { font: 600 .85rem var(--f-body); padding: 3px 9px; border-radius: 99px; white-space: nowrap; }
.rt-excellent { background: color-mix(in srgb, var(--ok) 22%, transparent); }
.rt-good { background: color-mix(in srgb, var(--ok) 13%, transparent); }
.rt-ok { background: var(--surface-2); }
.rt-fair { background: color-mix(in srgb, var(--gold) 20%, transparent); }
.rt-poor, .rt-costly, .rt-heavy { background: color-mix(in srgb, var(--err) 14%, transparent); }
/* footer additions */
.ft-h2b { margin-top: 22px; }
.ft-contact b { color: #fff; letter-spacing: .03em; }
.ft-litio { color: var(--gold) !important; font-weight: 600; }
.ft-genuine { display: flex; gap: 10px; align-items: center; }
/* cookie notice: small, once */
.cookie { position: fixed; left: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 90; max-width: 440px; background: var(--surface); color: var(--fg); border: 1px solid var(--line); border-radius: 14px; box-shadow: 0 16px 40px rgba(0,0,0,.25); padding: 16px 18px; display: flex; gap: 14px; align-items: flex-end; font-size: .95rem; }
.cookie p { margin: 0; }
.cookie .btn { padding: 9px 18px; flex: none; }
@media (max-width: 520px) { .cookie { right: 16px; flex-direction: column; align-items: stretch; } }

.tc-liion .tc-img { background: #fff; }
.tc-liion .tc-img img { filter: none; }
/* v3: placeholders, litio logo, recap */
.nophoto { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; width: 100%; height: 100%; padding: 16px; text-align: center; background: linear-gradient(160deg, var(--surface-2), var(--surface)); color: var(--fg); }
.nophoto b { font: 800 1.35rem var(--f-display); font-stretch: 112%; letter-spacing: .02em; }
.nophoto span { font: 600 1rem var(--f-body); color: var(--muted); }
.nophoto em { font: 700 1.1rem var(--f-mono); font-style: normal; color: var(--eu); }
.nophoto small { margin-top: 6px; font-size: .85rem; color: var(--muted); }
.nophoto.np-s b { font-size: .95rem; } .nophoto.np-s em { font-size: .85rem; } .nophoto.np-s { padding: 6px; }
.g-main .nophoto b { font-size: 2.2rem; } .g-main .nophoto em { font-size: 1.5rem; }
.ft-litio-logo { display: inline-block; margin-top: 16px; }
.ft-litio-logo img { width: 160px; height: auto; }
.seller { align-items: center; }
.seller-logo { flex: none; background: #0a1640; border-radius: 10px; padding: 10px 12px; display: grid; place-items: center; }
.seller-logo img { width: 120px; height: auto; }
.about-logo { display: block; background: #0a1640; border-radius: 10px; padding: 14px 16px; margin-bottom: 16px; }
.about-logo img { width: 200px; height: auto; margin-inline: auto; }
.h1-link { color: inherit; text-decoration-color: var(--gold); text-decoration-thickness: 4px; text-underline-offset: 8px; }
.q-sent { text-align: left; align-items: stretch; }
.q-sent > svg, .q-sent > h2 { align-self: center; }
.q-sent > p { text-align: center; }
.recap { border-top: 1px solid var(--line); margin-top: 10px; padding-top: 18px; }
.recap h3 { margin: 0 0 4px; } .recap-note { color: var(--muted); margin: 0 0 14px; }
.recap-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 18px; }
@media (max-width: 760px) { .recap-grid { grid-template-columns: 1fr; } }
.recap-grid section { background: var(--surface-2); border-radius: 10px; padding: 14px 16px; min-width: 0; }
.recap h4 { margin: 0 0 8px; font: 600 .8rem var(--f-mono); text-transform: uppercase; letter-spacing: .07em; color: var(--muted); }
.recap-items { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.recap-items li { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: baseline; }
.rq { font: 700 1rem var(--f-mono); color: var(--eu); }
.rn small { display: block; color: var(--muted); font-size: .85rem; }
.rp { font: 700 .95rem var(--f-mono); white-space: nowrap; }
.recap-sub { margin: 12px 0 0; padding-top: 10px; border-top: 1px dashed var(--line); font-weight: 600; }
.recap-vat { margin: 10px 0 0; font-size: .9rem; color: var(--muted); }