/* ==========================================================================
   energy.css · Storage and power (hub, ONESUN, ZLPOWER, solar supply)
   Owner: energy agent. Tokens only, logical properties only.
   Product shots arrive on white: .en-plinth multiplies the white into the
   paper by day and turns it into a warm spotlight pool by night.
   ========================================================================== */

/* ---------- Plinth (product objects) ---------- */
.en-plinth {
  --pl: var(--en-pl, var(--bg));
  display: grid; place-items: center; isolation: isolate; position: relative;
  background: var(--pl); border-radius: var(--r-1);
}
.en-plinth picture, .en-plinth img { inline-size: 100%; block-size: auto; }
.en-plinth img { mix-blend-mode: multiply; filter: brightness(1.06) contrast(1.07); }
.en-plinth .ph { inline-size: 100%; }
.en-plinth .pic { background-color: transparent; }
.section--bg2 { --en-pl: var(--bg-2); }
.en-ups, .en-fit__detail { --en-pl: var(--surface); }
:root[data-theme="dark"] .en-plinth {
  background: radial-gradient(closest-side at 50% 50%, color-mix(in srgb, var(--ink) 78%, var(--surface-2)) 0%, color-mix(in srgb, var(--ink) 52%, var(--surface-2)) 55%, var(--bg) 100%); box-shadow: none;
}
:root[data-theme="dark"] .en-plinth img { filter: brightness(1.04) contrast(1.05); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .en-plinth {
    background: radial-gradient(closest-side at 50% 50%, color-mix(in srgb, var(--ink) 78%, var(--surface-2)) 0%, color-mix(in srgb, var(--ink) 52%, var(--surface-2)) 55%, var(--bg) 100%); box-shadow: none;
  }
  :root:not([data-theme="light"]) .en-plinth img { filter: brightness(1.04) contrast(1.05); }
}
.en-plinth--art { background: none !important; }

/* ---------- Dark band (stays dark by day and by night) ---------- */
.en-band { background: var(--ink); color: var(--bg); }
.en-band > .wrap { --ink: var(--bg); --ink-2: color-mix(in srgb, var(--bg) 78%, transparent); --ink-3: color-mix(in srgb, var(--bg) 58%, transparent); --line: color-mix(in srgb, var(--bg) 14%, transparent); --line-2: color-mix(in srgb, var(--bg) 30%, transparent); --surface: color-mix(in srgb, var(--bg) 6%, transparent); color: var(--ink); }
:root[data-theme="dark"] .en-band { background: var(--bg-2); color: var(--ink); box-shadow: inset 0 1px 0 var(--line), inset 0 -1px 0 var(--line); }
:root[data-theme="dark"] .en-band > .wrap { --ink: inherit; --ink-2: inherit; --ink-3: inherit; --line: inherit; --line-2: inherit; --surface: inherit; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .en-band { background: var(--bg-2); color: var(--ink); box-shadow: inset 0 1px 0 var(--line), inset 0 -1px 0 var(--line); }
  :root:not([data-theme="light"]) .en-band > .wrap { --ink: inherit; --ink-2: inherit; --ink-3: inherit; --line: inherit; --line-2: inherit; --surface: inherit; }
}
.en-band { position: relative; overflow: hidden; }
.en-band::before { content: ""; position: absolute; inset-block-start: -40%; inset-inline-end: -10%; inline-size: 60%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(closest-side, var(--glow), transparent); pointer-events: none; }

/* ---------- Shared furniture ---------- */
.en-hero { padding-block: calc(var(--header-h) + clamp(28px, 4vw, 64px)) clamp(32px, 5vw, 72px); position: relative; }
.en-sub { border-block: 1px solid var(--line); background: var(--bg); }
.en-sub__in ul { list-style: none; margin: 0; padding: 0; display: flex; gap: clamp(8px, 2vw, 32px); overflow-x: auto; scrollbar-width: none; }
.en-sub__in ul::-webkit-scrollbar { display: none; }
.en-sub a { display: inline-flex; align-items: center; gap: 10px; min-block-size: 56px; white-space: nowrap; text-decoration: none; color: var(--ink-3); font-weight: 500; font-size: .9375rem; position: relative; }
.en-sub a::after { content: ""; position: absolute; inset-inline: 0; inset-block-end: -1px; block-size: 2px; background: var(--accent); transform: scaleX(0); transition: transform .4s var(--ease); }
.en-sub a:hover { color: var(--ink); }
.en-sub a[aria-current="page"] { color: var(--ink); }
.en-sub a[aria-current="page"]::after, .en-sub a:hover::after { transform: scaleX(1); }
.en-sub__n { color: var(--accent-ink); font-size: .75rem; }
.en-facts { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; border-block: 1px solid var(--line); }
.en-facts li { font: 500 .8125rem/1.3 var(--f-mono); padding: 12px 16px; border-inline-end: 1px solid var(--line); color: var(--ink-2); }
.en-facts li:first-child { padding-inline-start: 0; }
.en-facts li:last-child { border-inline-end: 0; }
:lang(ar) .en-facts li, :lang(ur) .en-facts li { font-family: var(--f-body); font-size: .875rem; }
.en-hero__btns { margin-block-start: 28px; --gap: 12px; }
.en-excl:empty { display: none; }
.en-excl { margin-block-start: 18px; }
.en-excl .badge-excl { background: var(--accent-soft); border-color: var(--accent); padding: 8px 14px; font-size: .875rem; }
.en-brandmark { inline-size: 132px; margin-block-end: 18px; }
.en-brandmark img { inline-size: 100%; block-size: auto; }
.en-brandmark .pic { background-color: transparent; }
:root[data-theme="dark"] .en-brandmark { background: var(--ink); padding: 8px 12px; border-radius: var(--r-1); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .en-brandmark { background: var(--ink); padding: 8px 12px; border-radius: var(--r-1); } }
.en-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 96px); align-items: center; }
.en-split > div > * + * { margin-block-start: 18px; }
.en-stock__fig figcaption, .en-loads__fig figcaption { margin-block-start: 10px; color: var(--ink-3); }
.en-ticks { list-style: none; padding: 0; margin-block-start: 28px; display: grid; }
.en-ticks li { display: grid; grid-template-columns: 14px minmax(0, 1fr); gap: 14px; align-items: baseline; padding-block: 14px; border-block-start: 1px solid var(--line); color: var(--ink-2); }
.en-ticks li::before { content: ""; inline-size: 8px; block-size: 8px; background: var(--accent); transform: translateY(-1px); }
.en-ticks li:last-child { border-block-end: 1px solid var(--line); }
.en-ticks--lg li { font-size: 1.0625rem; padding-block: 18px; }
.en-dl { display: grid; gap: 0; margin: 0; }
.en-dl > div { display: grid; grid-template-columns: minmax(0, 9rem) minmax(0, 1fr); gap: 16px; padding-block: 14px; border-block-start: 1px solid var(--line); }
.en-dl dt { font-size: .8125rem; color: var(--ink-3); }
.en-dl dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; }
.en-dl .chips { gap: 6px; }
.chip.mono { font-size: .75rem; }

.en-cta__in { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 80px); align-items: end; position: relative; }
.en-cta__side > * + * { margin-block-start: 18px; }
.en-cta__btns { --gap: 12px; }
.en-cta .btn--ghost { color: var(--ink); border-color: var(--line-2); }
.en-cta .btn--ghost:hover { background: var(--ink); color: var(--bg); }
:root[data-theme="dark"] .en-cta .btn--ghost:hover { color: var(--bg); }
.en-cta__note { color: var(--ink-3); }
.en-band .btn--accent { color: var(--btn-ink); background: var(--accent); }

@media (max-width: 900px) {
  .en-split, .en-cta__in { grid-template-columns: minmax(0, 1fr); }
}

/* ==========================================================================
   HUB
   ========================================================================== */
.en-hub-head { position: relative; z-index: 3; }
.en-hub-title { font-size: clamp(3.4rem, 1rem + 11vw, 12.5rem); line-height: .86; margin-block: 10px 0; max-inline-size: 11ch; }
:lang(ar) .en-hub-title { line-height: 1.1; }
:lang(ur) .en-hub-title { font-size: clamp(2.4rem, 1rem + 6vw, 7rem); line-height: 1.6; }
.en-hub-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px 48px; flex-wrap: wrap; }
.en-hub-lead { max-inline-size: 38ch; }

.en-stage {
  --px: 0; --py: 0;
  position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(16px, 3vw, 56px); align-items: end;
  margin-block-start: clamp(24px, 3vw, 48px); padding-block-start: 24px; z-index: 2;
}
.en-stage::before { content: ""; position: absolute; inset-inline: 0; inset-block-end: calc(var(--cap-h, 150px)); block-size: 1px; background: var(--ink); opacity: .7; }
.en-stage__item { position: relative; transition: opacity .5s var(--ease), filter .6s var(--ease); }
.en-stage__item:nth-child(1) { --depth: 1.4; margin-inline-start: auto; inline-size: 100%; }
.en-stage__item:nth-child(2) { --depth: .7; }
.en-stage__item:nth-child(3) { --depth: 1.1; }
.en-stage[data-on] .en-stage__item:not(.is-on) { opacity: .4; filter: grayscale(1); }
.en-obj { display: grid; grid-template-rows: auto var(--cap-h, 150px); text-decoration: none; color: inherit; position: relative; outline-offset: 8px; }
.en-obj__art { display: flex; justify-content: center; align-items: flex-end; min-block-size: 200px; position: relative; z-index: 2;
  transform: translate3d(calc(var(--px) * var(--depth) * 26px * var(--dir)), calc(var(--py) * var(--depth) * 10px), 0); }
.en-obj__art .en-plinth { transition: transform .7s var(--ease); transform-origin: 50% 100%; }
.en-stage__item:nth-child(1) .en-plinth { inline-size: min(100%, 279px); }
.en-stage__item:nth-child(2) .en-plinth { inline-size: min(100%, 360px); }
.en-stage__item:nth-child(3) .en-plinth { inline-size: min(100%, 330px); }
.en-stage__item.is-on .en-plinth { transform: translateY(-14px) scale(1.035); }
.en-obj__beam { position: absolute; inset-block: -18% var(--cap-h, 150px); inset-inline: -12%; z-index: 1; pointer-events: none;
  background: linear-gradient(to bottom, color-mix(in srgb, var(--accent) 22%, transparent), transparent 85%);
  clip-path: polygon(42% 0, 58% 0, 100% 100%, 0 100%); opacity: 0; transition: opacity .6s var(--ease); }
.en-stage__item.is-on .en-obj__beam { opacity: 1; }
.en-obj__cap { display: grid; align-content: start; gap: 6px; padding-block-start: 16px; position: relative; }
.en-obj__name { font: 600 clamp(1.25rem, 1rem + 1vw, 1.75rem)/1.15 var(--f-display); }
:lang(ar) .en-obj__name, :lang(ur) .en-obj__name { font-family: var(--f-body); font-weight: 700; line-height: 1.5; font-size: clamp(1.1rem, 1rem + .6vw, 1.4rem); }
.en-obj__d { max-inline-size: 30ch; }
.en-obj__excl:empty { display: none; }
.en-obj__excl .badge-excl { font-size: .75rem; padding: 4px 10px; }
.en-obj__go { position: absolute; inset-inline-end: 0; inset-block-start: 16px; inline-size: 40px; block-size: 40px; display: grid; place-items: center; border: 1px solid var(--line-2); border-radius: 50%; transition: background-color .3s, color .3s, transform .4s var(--ease); }
.en-obj__go svg { inline-size: 16px; block-size: 16px; }
.en-obj:hover .en-obj__go, .en-obj:focus-visible .en-obj__go { background: var(--accent); color: var(--bg); border-color: var(--accent); transform: translateX(calc(var(--dir) * 4px)); }
.en-stage__hint { position: absolute; inset-inline-end: 0; inset-block-start: 0; margin: 0; }
.touch .en-stage__hint { display: none; }

.en-panel { inline-size: 100%; block-size: auto; overflow: visible; }
.en-panel__frame { fill: var(--ink); stroke: var(--ink); stroke-width: 3; stroke-linejoin: round; }
.en-panel__cells path { fill: color-mix(in srgb, var(--accent) 30%, var(--ink)); stroke: color-mix(in srgb, var(--bg) 35%, transparent); stroke-width: 1; }
.en-panel__leg { fill: none; stroke: var(--ink-2); stroke-width: 6; stroke-linecap: square; }
.en-panel__glint { stroke: color-mix(in srgb, var(--bg) 55%, transparent); stroke-width: 10; opacity: .5; }

/* fit matrix */
.en-fit__grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 64px); align-items: start; }
.en-fit__table { border-block-start: 1px solid var(--ink); }
.en-fit__row { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); align-items: center; gap: 12px; inline-size: 100%; min-block-size: 76px; padding-inline: 16px; border-block-end: 1px solid var(--line); text-align: start; position: relative; transition: background-color .3s var(--ease); }
.en-fit__row::before { content: ""; position: absolute; inset-inline-start: 0; inset-block: 0; inline-size: 3px; background: var(--accent); transform: scaleY(0); transition: transform .4s var(--ease); }
.en-fit__row[aria-pressed="true"] { background: var(--accent-soft); }
.en-fit__row[aria-pressed="true"]::before { transform: scaleY(1); }
.en-fit__row:hover { background: color-mix(in srgb, var(--accent) 7%, transparent); }
.en-fit__row--head { min-block-size: 48px; font-size: .75rem; color: var(--ink-3); letter-spacing: .06em; }
.en-fit__name { font: 600 clamp(1.1rem, 1rem + .6vw, 1.5rem)/1.25 var(--f-display); }
:lang(ar) .en-fit__name, :lang(ur) .en-fit__name { font-family: var(--f-body); font-size: 1.0625rem; }
.en-lv { display: inline-flex; gap: 4px; vertical-align: middle; }
.en-lv i { inline-size: 22px; block-size: 9px; border: 1px solid var(--line-2); border-radius: 1px; transition: background-color .3s, border-color .3s; }
.en-lv[data-l="1"] i:first-child, .en-lv[data-l="2"] i { background: var(--accent); border-color: var(--accent); }
.en-fit__legend { display: flex; flex-wrap: wrap; gap: 20px; padding: 16px; }
.en-fit__legend span { display: inline-flex; align-items: center; gap: 8px; }
.en-fit__detail { position: sticky; inset-block-start: calc(var(--header-h) + 24px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-2); padding: clamp(20px, 2.5vw, 36px); box-shadow: var(--shadow-1); }
.en-fit__dd { color: var(--ink-2); margin-block: 12px 20px; }
.en-fit__notes { list-style: none; padding: 0; display: grid; }
.en-fit__note { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 14px; align-items: start; padding-block: 14px; border-block-start: 1px solid var(--line); }
.en-fit__note .en-lv { margin-block-start: 8px; }
.en-fit__note.is-off { color: var(--ink-3); }
.en-fit__note b { font-weight: 600; }
.en-fit__note .tag { margin-inline-start: 6px; }
.en-fit__go { inline-size: 44px; block-size: 44px; display: grid; place-items: center; border-radius: 50%; color: var(--ink); }
.en-fit__go:hover { background: var(--accent-soft); }
.en-fit__go svg { inline-size: 18px; block-size: 18px; }

@media (max-width: 900px) {
  .en-fit__grid { grid-template-columns: minmax(0, 1fr); }
  .en-fit__detail { position: static; }
}
@media (max-width: 760px) {
  .en-stage { grid-template-columns: minmax(0, 1fr); margin-block-start: 28px; gap: 8px; }
  .en-stage::before { display: none; }
  .en-stage__item { border-block-start: 1px solid var(--line); padding-block: 14px; }
  .en-obj { grid-template-columns: minmax(0, 38%) minmax(0, 1fr); grid-template-rows: auto; gap: 16px; align-items: center; }
  .en-obj__art { min-block-size: 0; transform: none; }
  .en-obj__beam { display: none; }
  .en-obj__cap { padding: 0 0 0 0; padding-inline-end: 48px; }
  .en-obj__go { inset-block-start: 50%; translate: 0 -50%; }
  .en-stage[data-on] .en-stage__item:not(.is-on) { opacity: 1; filter: none; }
  .en-fit__row { grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(0, .7fr)); padding-inline: 8px; gap: 6px; }
  .en-fit__row--head span { font-size: .625rem; overflow-wrap: anywhere; }
  .en-lv i { inline-size: 14px; }
}

/* ==========================================================================
   ONESUN
   ========================================================================== */
.en-os { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 72px); align-items: center; }
.en-os__title { max-inline-size: 9ch; }
:lang(ar) .en-os__title, :lang(ur) .en-os__title, :lang(zh) .en-os__title { max-inline-size: 14ch; }
.en-os__art { position: relative; display: grid; place-items: center; min-block-size: clamp(380px, 46vw, 620px); }
.en-os__ghost { position: absolute; inset-inline-end: -4%; inset-block-start: 4%; font: 700 clamp(7rem, 22vw, 22rem)/.8 var(--f-display); color: transparent; -webkit-text-stroke: 1.5px var(--line-2); letter-spacing: -.04em; user-select: none; direction: ltr; }
.en-os__obj { position: relative; z-index: 1; inline-size: min(78%, 300px); }
.en-os__obj .en-plinth { inline-size: 100%; }
.en-os__spec { position: absolute; inset-block-end: 0; inset-inline-start: 0; color: var(--ink-3); border-block-start: 1px solid var(--ink); padding-block-start: 10px; unicode-bidi: isolate; }
.en-os .lead { margin-block-start: 22px; }

.en-fmt__tabs { display: flex; flex-wrap: wrap; gap: 0; border-block-end: 1px solid var(--line); margin-block-end: clamp(24px, 4vw, 48px); }
.en-tab { display: inline-flex; align-items: baseline; gap: 12px; padding: 12px clamp(14px, 2.4vw, 36px) 18px 0; padding-inline-start: 0; padding-inline-end: clamp(18px, 3vw, 48px); color: var(--ink-3); position: relative; min-block-size: 44px; transition: color .3s; }
.en-tab::after { content: ""; position: absolute; inset-inline: 0 clamp(18px, 3vw, 48px); inset-block-end: -1px; block-size: 3px; background: var(--accent); transform: scaleX(0); transform-origin: var(--o, left); transition: transform .5s var(--ease); }
[dir="rtl"] .en-tab::after { --o: right; }
.en-tab[aria-selected="true"] { color: var(--ink); }
.en-tab[aria-selected="true"]::after, .en-tab:hover::after { transform: scaleX(1); }
.en-tab__w { font: 600 clamp(2rem, 1.2rem + 3.2vw, 4.4rem)/1 var(--f-display); }
:lang(ar) .en-tab__w, :lang(ur) .en-tab__w { line-height: 1.4; }
.en-tab__n { font-size: .75rem; color: var(--accent-ink); }
.en-fmt__stage { position: relative; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 72px); align-items: center; min-block-size: 480px; }
:is(:lang(ar), :lang(ur)) .en-fmt__word { color: color-mix(in srgb, var(--ink) 6%, transparent); -webkit-text-stroke: 0; }
.en-fmt__word { position: absolute; inset-inline-start: -1%; inset-block-start: 50%; translate: 0 -50%; font: 700 clamp(6rem, 18vw, 17rem)/.8 var(--f-display); color: transparent; -webkit-text-stroke: 1px var(--line-2); pointer-events: none; user-select: none; white-space: nowrap; z-index: 0; }
.en-fmt__obj { position: relative; z-index: 1; justify-self: center; inline-size: 270px; }
.en-fmt__stage[data-f="wall"] .en-fmt__obj { inline-size: 230px; }
.en-fmt__stage[data-f="rack"] .en-fmt__obj { inline-size: min(100%, 420px); }
.en-fmt__img { display: block; }
.en-fmt__img .en-plinth { inline-size: 100%; }
.en-fmt__panel { position: relative; z-index: 1; }
.en-fmt__d { font-size: var(--t-lead); color: var(--ink-2); margin-block-end: 20px; max-inline-size: 40ch; }

.en-build { position: relative; --p: 1; }
.en-build__sticky { padding-block: var(--sec); }
.en-build__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(24px, 4vw, 72px); align-items: center; }
.en-build__copy > * + * { margin-block-start: 18px; }
.en-steps { list-style: none; padding: 0; display: grid; margin-block-start: 32px; }
.en-step { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 12px; padding-block: 18px; border-block-start: 1px solid var(--line); color: var(--ink-3); transition: color .5s var(--ease); }
.en-step .h3 { color: inherit; transition: color .5s var(--ease); }
.en-step p { font-size: .9375rem; max-block-size: 0; opacity: 0; overflow: hidden; transition: opacity .5s var(--ease), max-block-size .6s var(--ease); }
.en-step.is-on { color: var(--ink); }
.en-step.is-on p, .en-step.is-done p { max-block-size: 9em; opacity: 1; color: var(--ink-2); }
.en-step.is-done { color: var(--ink-2); }
.en-step__n { color: var(--accent-ink); padding-block-start: 6px; }
.en-build__bar { block-size: 2px; background: var(--line); overflow: hidden; }
.en-build__bar i { display: block; block-size: 100%; background: var(--accent); transform: scaleX(var(--p)); transform-origin: var(--o, left); }
[dir="rtl"] .en-build__bar i { --o: right; }
.en-build__scene { block-size: min(78vh, 720px); min-block-size: 420px; border-radius: var(--r-2); background: radial-gradient(ellipse at 50% 60%, var(--accent-soft), transparent 70%); }
html:not(.reduced) .en-build__scene { cursor: grab; }
@media (min-width: 901px) {
  html:not(.reduced) .en-build { block-size: 300vh; }
  html:not(.reduced) .en-build__sticky { position: sticky; inset-block-start: 0; block-size: 100vh; display: grid; align-items: center; padding-block: var(--header-h) 24px; }
}
.reduced .en-step p, html:not(.js) .en-step p { max-block-size: 9em; opacity: 1; }
/* CSS fallback stack (WebGL off): modules appear with --p, charge after */
.en-fb { position: absolute; inset: 10% 30% 10%; display: flex; flex-direction: column; justify-content: flex-end; gap: 5px; }
.en-fb > * { display: block; border-radius: 3px; }
.en-fb i { --n: 0; block-size: 11%; background: var(--surface); border: 1px solid var(--line-2); position: relative; overflow: hidden;
  opacity: clamp(0, calc(var(--p) * 9 - var(--n)), 1); transform: translateY(calc((1 - clamp(0, calc(var(--p) * 9 - var(--n)), 1)) * -40px)); }
.en-fb i::after { content: ""; position: absolute; inset-inline: 12%; inset-block-end: 30%; block-size: 6px; background: var(--accent); transform-origin: var(--o, left); transform: scaleX(clamp(0, calc((var(--p) - .6) * 17.6 - var(--n)), 1)); box-shadow: 0 0 14px var(--glow); }
[dir="rtl"] .en-fb i::after { --o: right; }
.en-fb i:nth-child(2) { --n: 5; } .en-fb i:nth-child(3) { --n: 4; } .en-fb i:nth-child(4) { --n: 3; }
.en-fb i:nth-child(5) { --n: 2; } .en-fb i:nth-child(6) { --n: 1; } .en-fb i:nth-child(7) { --n: 0; }
.en-fb__head { block-size: 8%; background: var(--surface); border: 1px solid var(--line-2); opacity: clamp(0, calc(var(--p) * 6 - 4), 1); }
.en-fb__foot { block-size: 3%; background: var(--ink-2); }

.en-tbl { min-inline-size: 760px; }
.en-tbl th, .en-tbl td { vertical-align: middle; }
.en-tbl tbody tr { transition: background-color .3s, color .3s; position: relative; }
.en-tbl tbody tr:not(.is-hl) { color: var(--ink-3); }
.en-tbl tbody tr:not(.is-hl) th { color: var(--ink-2); }
.en-tbl tbody tr.is-hl { background: var(--accent-soft); }
.en-tbl tbody tr.is-hl th { box-shadow: inset calc(var(--dir) * 3px) 0 0 var(--accent); }
.en-tbl tbody tr:hover { color: var(--ink); background: color-mix(in srgb, var(--accent) 16%, var(--bg)); }
.en-tbl tbody th { font-weight: 600; text-align: start; }
.en-sort { display: inline-flex; align-items: center; gap: 8px; min-block-size: 36px; font: inherit; letter-spacing: inherit; text-transform: inherit; color: inherit; }
.en-sort svg { fill: currentColor; opacity: .35; }
th[aria-sort="ascending"] .en-sort, th[aria-sort="descending"] .en-sort { color: var(--ink); }
th[aria-sort="ascending"] .en-sort svg path, th[aria-sort="descending"] .en-sort svg path { opacity: .3; }
th[aria-sort="ascending"] .en-sort svg path:first-child, th[aria-sort="descending"] .en-sort svg path:last-child { opacity: 1; }
th[aria-sort="ascending"] .en-sort svg, th[aria-sort="descending"] .en-sort svg { opacity: 1; }
.en-kwh { display: inline-flex; align-items: center; gap: 14px; }
.en-kwh > .ltr { min-inline-size: 6.5em; font-weight: 600; color: var(--ink); }
.en-kwh__bar { inline-size: clamp(80px, 12vw, 180px); block-size: 6px; background: var(--line); border-radius: 1px; overflow: hidden; }
.en-kwh__bar i { display: block; block-size: 100%; background: var(--accent); transform-origin: var(--o, left); transform: scaleX(var(--w, 0)); }
[dir="rtl"] .en-kwh__bar i { --o: right; }

.en-split--rev { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); }
.en-notes__fig { display: grid; gap: 12px; justify-items: center; }
.en-notes__fig .en-plinth { inline-size: min(100%, 440px); }
.en-notes__fig figcaption { color: var(--ink-3); }
.en-agree { border-block-start: 1px solid var(--ink); padding-block-start: 12px; }

@media (max-width: 900px) {
  .en-os, .en-fmt__stage, .en-build__grid { grid-template-columns: minmax(0, 1fr); }
  .en-os__art { min-block-size: 360px; }
  .en-fmt__stage { min-block-size: 0; }
  .en-fmt__obj { inline-size: 200px; }
  .en-fmt__stage[data-f="wall"] .en-fmt__obj { inline-size: 170px; }
  .en-fmt__stage[data-f="rack"] .en-fmt__obj { inline-size: min(100%, 320px); }
  .en-build__scene { block-size: 62vh; min-block-size: 360px; }
  .en-step p { max-block-size: 9em; opacity: 1; }
  .en-split--rev { grid-template-columns: minmax(0, 1fr); }
}

/* ==========================================================================
   ZLPOWER
   ========================================================================== */
.en-zl__head { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 72px); align-items: end; }
.en-zl__title { max-inline-size: 10ch; }
:lang(ar) .en-zl__title, :lang(ur) .en-zl__title, :lang(zh) .en-zl__title { max-inline-size: 16ch; }
.en-lineup { position: relative; display: flex; align-items: flex-end; justify-content: space-between; gap: clamp(4px, 1vw, 20px); margin-block-start: clamp(32px, 5vw, 72px); padding-block-end: 38px; direction: ltr; }
.en-lineup__u { flex: 0 0 auto; }
.en-lineup__u--0 { inline-size: 13%; } .en-lineup__u--1 { inline-size: 15.5%; } .en-lineup__u--2 { inline-size: 18%; }
.en-lineup__u--3 { inline-size: 22%; } .en-lineup__u--4 { inline-size: 25%; }
.en-lineup__u .en-plinth { inline-size: 100%; transition: transform .7s var(--ease); }
.en-lineup__u:hover .en-plinth { transform: translateY(-10px); }
.en-lineup__floor { position: absolute; inset-inline: 0; inset-block-end: 30px; block-size: 1px; background: var(--ink); }
.en-lineup__axis { position: absolute; inset-inline: 0; inset-block-end: 0; display: flex; justify-content: space-between; color: var(--ink-3); }
.en-lineup__axis::before { content: ""; position: absolute; inset-inline: 70px; inset-block-start: 8px; block-size: 1px; background: repeating-linear-gradient(90deg, var(--line-2) 0 6px, transparent 6px 12px); }

.en-dc__box { display: grid; grid-template-columns: minmax(0, 2.4fr) minmax(0, 1fr); gap: clamp(20px, 3vw, 48px); align-items: center; }
.en-dc__svg { inline-size: 100%; block-size: auto; overflow: visible; }
.en-dc__svg text { fill: var(--ink-2); font: 500 17px/1 var(--f-body); }
.en-dc__small { font-size: 13px !important; fill: var(--ink-3) !important; }
.en-dc__node rect, .en-dc__node circle:not(.en-dc__led) { fill: var(--surface); stroke: var(--line-2); stroke-width: 1.5; }
.en-dc__sym { fill: none; stroke: var(--ink); stroke-width: 2; stroke-linecap: round; }
.en-dc__w { fill: none; stroke: var(--line-2); stroke-width: 2; }
.en-dc__bypass { fill: none; stroke: var(--line-2); stroke-width: 1.5; stroke-dasharray: 3 7; }
.en-dc__f { fill: none; stroke: var(--accent); stroke-width: 4; stroke-linecap: round; stroke-dasharray: 2 14; animation: en-flow .9s linear infinite; transition: opacity .4s; filter: drop-shadow(0 0 4px var(--accent)); }
@keyframes en-flow { to { stroke-dashoffset: -32; } }
.en-dc__led { fill: var(--accent); animation: en-led 1.6s ease-in-out infinite; }
@keyframes en-led { 50% { opacity: .45; } }
.en-dc__lvl { fill: var(--accent); transform-box: fill-box; transform-origin: 0 50%; transition: transform 3s linear; }
.en-dc__x { stroke: var(--services); stroke-width: 4; stroke-linecap: round; opacity: 0; transition: opacity .3s; }
.en-dc__box.is-fail .en-dc__x { opacity: 1; }
.en-dc__box.is-fail .en-dc__f--mains, .en-dc__box.is-fail .en-dc__f--bus1 { opacity: 0; }
.en-dc__box.is-fail .en-dc__f--batt { animation-direction: reverse; }
.en-dc__box.is-fail .en-dc__mains circle, .en-dc__box.is-fail .en-dc__rect rect { stroke-dasharray: 4 4; opacity: .5; }
.en-dc__box.is-fail .en-dc__lvl { transform: scaleX(.55); }
.en-dc__batt rect:first-child { transition: stroke .3s; }
.en-dc__box.is-fail .en-dc__batt rect:first-child, .en-dc__inv rect, .en-dc__load rect { stroke: var(--accent); }
.en-dc__ctl > * + * { margin-block-start: 18px; }
.en-dc__btn { min-inline-size: 220px; }
.en-dc__status { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; }
.en-dc__pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border: 1px solid var(--line-2); border-radius: 99px; font-size: .875rem; }
.en-dc__pill i { inline-size: 8px; block-size: 8px; border-radius: 50%; background: var(--storage); box-shadow: 0 0 10px var(--storage); }
.en-dc__box.is-fail .en-dc__pill i { background: var(--solar); box-shadow: 0 0 10px var(--solar); }
.en-dc__tt { color: var(--ink-3); }
.en-dc__tt b { color: var(--accent-2); font-size: 1.25rem; font-weight: 600; margin-inline-start: 6px; }
.en-dc__msg { color: var(--ink-2); min-block-size: 5.5em; }
.reduced .en-dc__f, .reduced .en-dc__led { animation: none; stroke-dasharray: none; opacity: .8; }

.en-sel__bar { display: grid; gap: 16px; padding-block: 20px; border-block: 1px solid var(--line); margin-block-end: 24px; }
.en-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.en-chips__l { min-inline-size: 9rem; }
.en-chip { min-block-size: 44px; padding-inline: 16px; border: 1px solid var(--line-2); border-radius: 99px; font-size: .875rem; color: var(--ink-2); transition: background-color .25s, color .25s, border-color .25s; }
.en-chip:hover { border-color: var(--ink); color: var(--ink); }
.en-chip[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.en-sel__meta { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: baseline; margin: 0; }
.en-sel__meta .mono { color: var(--accent-ink); }
.en-sel__scale { display: flex; justify-content: space-between; gap: 16px; color: var(--ink-3); margin-block-end: 16px; }
.en-sel__ticks { display: flex; gap: 22px; direction: ltr; }
.en-sel__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr)); gap: clamp(14px, 1.6vw, 24px); position: relative; }
.en-ups { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-2); overflow: hidden; display: grid; grid-template-rows: auto 1fr; transition: border-color .3s, box-shadow .4s var(--ease); }
.en-ups:hover { border-color: var(--line-2); box-shadow: var(--shadow-2); }
.en-ups__media { aspect-ratio: 1; display: grid; place-items: center; padding: 6%; border-block-end: 1px solid var(--line); --fx-lens: 150px; }
.en-ups__media .en-plinth { inline-size: 100%; }
.en-ups__body { padding: 18px 20px 22px; display: grid; gap: 10px; align-content: start; }
.en-ups__name { font-family: var(--f-display); text-align: start; }
:lang(ar) .en-ups__name, :lang(ur) .en-ups__name { font-family: var(--f-display); font-weight: 600; letter-spacing: 0; }
.en-scale { position: relative; display: block; block-size: 6px; background: var(--line); border-radius: 1px; direction: ltr; }
.en-scale i { position: absolute; inset-block: 0; inset-inline-start: calc(var(--a, 0) * 100%); inline-size: calc((var(--b, .02) - var(--a, 0)) * 100%); background: var(--accent); border-radius: 1px; box-shadow: 0 0 10px var(--glow); }
.en-ups__dl { display: grid; margin: 4px 0 0; }
.en-ups__dl > div { display: grid; grid-template-columns: minmax(0, 6.5rem) minmax(0, 1fr); gap: 10px; padding-block: 8px; border-block-start: 1px solid var(--line); font-size: .8125rem; }
.en-ups__dl dt { color: var(--ink-3); }
.en-ups__dl dd { margin: 0; color: var(--ink); font-variant-numeric: tabular-nums; }
.en-sel__empty { padding: 32px; border: 1px dashed var(--line-2); display: grid; gap: 14px; justify-items: start; }

.en-specs__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 64px); align-items: start; }
.en-spec > * + * { margin-block-start: 14px; }
.en-spec__t { min-inline-size: 0; }
.en-spec__t tbody th { font-weight: 500; color: var(--ink-2); }
.en-spec__t td { font-weight: 600; }

.en-loads__grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(28px, 5vw, 96px); align-items: start; }
.en-loads__side { position: sticky; inset-block-start: calc(var(--header-h) + 24px); }
.en-loads__fig--obj .en-plinth { inline-size: 100%; }
.en-loads__list { list-style: none; padding: 0; margin-block-start: 32px; display: grid; }
.en-loads__list li { padding-block: 22px; border-block-start: 1px solid var(--line); display: grid; gap: 8px; }
.en-loads__list li:last-child { border-block-end: 1px solid var(--line); }
.en-loads__list .h2 { transition: color .3s, transform .5s var(--ease); }
.en-loads__list li:hover .h2 { color: var(--accent-ink); transform: translateX(calc(var(--dir) * 8px)); }
.en-loads__list p { color: var(--ink-2); max-inline-size: 52ch; }
.en-quote { margin: 36px 0 0; padding-inline-start: 22px; border-inline-start: 3px solid var(--accent); font: 500 italic clamp(1.2rem, 1rem + .8vw, 1.6rem)/1.45 var(--f-display); color: var(--ink); }
:lang(ar) .en-quote, :lang(ur) .en-quote { font-style: normal; font-family: var(--f-body); font-size: 1.15rem; line-height: 1.9; }
.en-note { margin-block-start: 24px; }

@media (max-width: 900px) {
  .en-zl__head, .en-dc__box, .en-specs__grid, .en-loads__grid { grid-template-columns: minmax(0, 1fr); }
  .en-loads__side { position: static; }
  .en-chips__l { min-inline-size: 100%; }
}

/* ==========================================================================
   SUPPLY
   ========================================================================== */
.en-sup { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 72px); align-items: end; }
.en-sup__title { max-inline-size: 10ch; padding-block-end: .14em; margin-block-end: clamp(16px, 2vw, 28px); }
:lang(ar) .en-sup__title, :lang(ur) .en-sup__title, :lang(zh) .en-sup__title { max-inline-size: 14ch; }
.en-sup__tag { margin-block-start: 18px; display: inline-flex; padding: 8px 14px; border: 1px solid var(--accent); border-radius: var(--r-1); }
.en-sup__fig figcaption { margin-block-start: 10px; color: var(--ink-3); }
.en-sup__num { color: var(--accent-ink); margin-inline-end: 6px; }

.en-sch__grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.3fr); gap: clamp(24px, 4vw, 64px); align-items: start; }
.en-sch__list { list-style: none; padding: 0; margin: 0; border-block-start: 1px solid var(--ink); }
.en-sch__row { inline-size: 100%; display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 12px; align-items: baseline; text-align: start; padding: 14px 12px; border-block-end: 1px solid var(--line); position: relative; transition: background-color .3s, color .3s; min-block-size: 56px; }
.en-sch__row::before { content: ""; position: absolute; inset-inline-start: 0; inset-block: 0; inline-size: 3px; background: var(--accent); transform: scaleY(0); transition: transform .35s var(--ease); }
.en-sch__n { color: var(--accent-ink); }
.en-sch__t { display: grid; gap: 2px; }
.en-sch__t b { font-weight: 600; font-size: 1.0625rem; }
.en-sch__row.is-on { background: var(--accent-soft); }
.en-sch__row.is-on::before, .en-sch__row[aria-pressed="true"]::before { transform: scaleY(1); }
.en-sch__grid.has-on .en-sch__row:not(.is-on) { color: var(--ink-3); }
.en-sd { position: sticky; inset-block-start: calc(var(--header-h) + 16px); }
.en-sd__frame { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-2); padding: clamp(10px, 1.6vw, 24px); box-shadow: var(--shadow-1); background-image: radial-gradient(var(--line) 1px, transparent 1px); background-size: 22px 22px; }
.en-sd__svg { inline-size: 100%; block-size: auto; overflow: visible; }
.en-sd__svg text { font: 500 15px/1 var(--f-body); fill: var(--ink-2); pointer-events: none; }
.en-sd__n, .en-sd__fixed { transition: opacity .35s var(--ease); cursor: pointer; }
.en-sd__fixed { cursor: default; }
.en-sd__n:focus { outline: none; }
.en-sch__grid.has-on .en-sd__n:not(.is-on), .en-sch__grid.has-on .en-sd__fixed { opacity: .26; }
.en-sd__box { fill: var(--surface); stroke: var(--ink-3); stroke-width: 1.5; transition: fill .3s, stroke .3s; }
.en-sd__box--end { stroke-dasharray: 4 4; }
.en-sd__n.is-on .en-sd__box { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 2.5; }
.en-sd__n:focus-visible .en-sd__box, .en-sd__n:focus-visible .en-sd__pv, .en-sd__n:focus-visible .en-sd__leg { stroke: var(--accent); stroke-width: 3.5; }
.en-sd__lbl--free { font-size: 14px !important; fill: var(--ink-3) !important; }
.en-sd__pv { fill: color-mix(in srgb, var(--accent) 18%, var(--ink)); stroke: var(--ink); stroke-width: 1.5; transition: fill .3s; }
.en-sd__cell { fill: none; stroke: color-mix(in srgb, var(--bg) 40%, transparent); stroke-width: 1; }
.en-sd__n.is-on .en-sd__pv { fill: var(--accent); }
.en-sd__leg { fill: none; stroke: var(--ink-2); stroke-width: 3; transition: stroke .3s; }
.en-sd__n.is-on .en-sd__leg { stroke: var(--accent); stroke-width: 5; }
.en-sd__ground { stroke: var(--line-2); stroke-width: 1.5; stroke-dasharray: 2 5; }
.en-sd__cable { fill: none; stroke: var(--ink-3); stroke-width: 2.5; transition: stroke .3s, stroke-width .3s; }
.en-sd__n.is-on .en-sd__cable { stroke: var(--accent); stroke-width: 5; }
.en-sd__flow { fill: none; stroke: var(--accent); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 1 12; opacity: .55; animation: en-flow 1.2s linear infinite; }
.reduced .en-sd__flow { animation: none; opacity: 0; }
.en-sd__hit { fill: none; stroke: transparent; stroke-width: 22; pointer-events: stroke; }
.en-sd__hitbox { fill: transparent; pointer-events: all; }
.en-sd__data { fill: none; stroke: var(--ink-3); stroke-width: 1.5; stroke-dasharray: 5 5; transition: stroke .3s; }
.en-sd__n.is-on .en-sd__data { stroke: var(--accent); }
.en-sd__imp { fill: none; stroke: var(--ink-3); stroke-width: 1.5; }
.en-sd__b circle { fill: var(--bg); stroke: var(--ink); stroke-width: 1.5; transition: fill .3s, stroke .3s; }
.en-sd__b text { font: 700 14px/1 var(--f-mono) !important; fill: var(--ink) !important; }
.en-sd__n.is-on .en-sd__b circle { fill: var(--accent); stroke: var(--accent); }
.en-sd__n.is-on .en-sd__b text { fill: var(--bg) !important; }
.en-sd__cap { margin-block-start: 14px; min-block-size: 3.4em; color: var(--ink-2); display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; }
.en-sd__cap .mono { color: var(--accent-ink); }

.en-rail { --fx-card: min(78vw, 360px); --fx-gap: clamp(14px, 1.6vw, 24px); padding-inline: var(--gutter); scroll-padding-inline: var(--gutter); }
.en-rail__item figcaption { margin-block-start: 10px; color: var(--ink-3); }
.en-gal .fx-drag__bar { margin-inline: var(--gutter); }

.en-proc__list { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 48px); border-block-start: 1px solid var(--ink); }
.en-proc__list li { padding-block-start: 20px; display: grid; gap: 10px; align-content: start; position: relative; }
.en-proc__n { font: 600 clamp(3.5rem, 2rem + 4vw, 6rem)/1 var(--f-display); color: transparent; -webkit-text-stroke: 1px var(--accent); }
.en-proc__list p { color: var(--ink-2); }

@media (max-width: 900px) {
  .en-sup, .en-sch__grid, .en-proc__list { grid-template-columns: minmax(0, 1fr); }
  .en-sd { position: static; order: -1; }
  .en-sup__fig { max-inline-size: 520px; }
}
@media (max-width: 520px) {
  .en-sd__svg text { font-size: 17px; }
}

/* Nastaliq and Naskh glyphs overhang the line box: give SplitText masks room so
   the first and last letters are not clipped. */
:is(:lang(ar), :lang(ur)) #main [data-fx~="split"] .fx-line-mask { padding-inline: .3em; padding-block: .25em; margin-block: -.25em; }
@media (max-width: 600px) {
  .en-sd__frame { overflow-x: auto; overscroll-behavior-x: contain; padding: 8px; }
  .en-sd__svg { min-inline-size: 640px; }
  .en-dc__box { overflow-x: auto; }
  .en-dc__svg { min-inline-size: 620px; }
}