/* Solar Panels Online ("graphite"): a spec-led online catalogue. Graphite #111827 bands, cobalt #1d4ed8 actions,
   a volt #c6f432 signal colour; Sofia Sans for words, Martian Mono for specs and numbers. Dense kit rows,
   segmented filters, a compare drawer and an app tab bar on phones. 16px gutters, 44px+ tap targets. */
:root {
  --g9: #0b1120; --g8: #111827; --g7: #1f2937; --g6: #374151; --g5: #4b5563; --g4: #6b7280; --g3: #9ca3af;
  --line: #e5e7eb; --line-d: #2b3647; --soft: #f3f4f6; --softer: #f9fafb;
  --ink: #0b1120; --text: #374151; --muted: #5b6472;
  --cobalt: #1d4ed8; --cobalt-d: #1e3fae; --cobalt-t: #e8eefe; --cobalt-l: #9db7ff;
  --volt: #c6f432; --volt-d: #a8d61a; --volt-t: #f4fdd9; --volt-ink: #233000;
  --ok: #047857; --bad: #b42318; --bad-t: #fef3f2;
  --r-l: 12px; --r-m: 10px; --r-s: 8px;
  --sans: "Sofia Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Martian Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --gut: 16px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 84px; }
body { margin: 0; background: #fff; color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.55;
  overflow-x: hidden; overflow-wrap: break-word; }
img, svg { max-width: 100%; }
img { height: auto; display: block; }
a { color: var(--cobalt); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--cobalt-d); }
:focus-visible { outline: 3px solid var(--volt); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { margin: 0; color: var(--ink); letter-spacing: -0.01em; }
h1 { font-size: clamp(32px, 9vw, 52px); line-height: 1.02; font-weight: 800; letter-spacing: -0.02em; }
h2, .h2like { font-size: clamp(24px, 6vw, 32px); line-height: 1.12; font-weight: 800; margin-bottom: 12px; }
h3 { font-size: 19px; line-height: 1.25; font-weight: 700; margin: 20px 0 6px; }
.h1like { font-size: clamp(28px, 8vw, 40px); line-height: 1.05; font-weight: 800; margin: 0 0 10px; }
p { margin: 0 0 12px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 90; background: var(--volt); color: var(--g9); padding: 10px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }
.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 var(--gut); }
.wrap--text { max-width: 780px; }
.muted, .hint { color: var(--muted); }
.small { font-size: 14px; color: var(--muted); }
.center { text-align: center; }
.lead { color: var(--muted); font-size: 18px; max-width: 660px; }
.ico { flex: none; vertical-align: middle; }

/* ---------- header (graphite) ---------- */
.hdr { position: sticky; top: 0; z-index: 40; background: var(--g8); color: #fff; }
.hdr__in { display: flex; align-items: center; gap: 8px; min-height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 9px; min-height: 44px; color: #fff; text-decoration: none; margin-right: auto; }
.brand:hover { color: #fff; }
.brand__word { font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }
.brand__word b, .ftr__brand b { font-weight: 800; color: var(--volt); }
.hdr__acts { display: flex; gap: 6px; align-items: center; }
.hbtn { position: relative; display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 10px;
  border: 1px solid var(--line-d); background: var(--g7); color: #fff; cursor: pointer; padding: 0; text-decoration: none; }
.hbtn:hover { color: var(--volt); border-color: #3b475b; }
.hbtn .count { position: absolute; top: -5px; right: -5px; min-width: 20px; height: 20px; padding: 0 5px; border-radius: 999px;
  background: var(--volt); color: var(--g9); font: 500 11px/20px var(--mono); text-align: center; }
.hdr__nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--g8); border-top: 1px solid var(--line-d);
  box-shadow: 0 18px 30px -16px rgba(0,0,0,.55); }
.hdr__nav.is-open { display: block; }
.hdr__nav ul { list-style: none; margin: 0 auto; padding: 6px var(--gut) 14px; max-width: 1180px; }
.hdr__nav a { display: flex; align-items: center; min-height: 52px; padding: 0 2px; border-bottom: 1px solid var(--line-d); color: #e5e7eb;
  text-decoration: none; font-weight: 600; font-size: 18px; }
.hdr__nav li:last-child a { border-bottom: 0; }
.hdr__nav a[aria-current="page"] { color: var(--volt); }
@media (min-width: 980px) {
  .hdr__nav { display: block; position: static; border: 0; box-shadow: none; background: none; }
  .hdr__nav ul { display: flex; gap: 2px; padding: 0; margin: 0 10px 0 0; }
  .hdr__nav a { min-height: 40px; padding: 0 12px; border: 0; border-radius: 8px; font-size: 16px; }
  .hdr__nav a:hover { background: var(--g7); color: #fff; }
  .hdr__nav a[aria-current="page"] { background: var(--g7); color: var(--volt); }
  .hbtn--menu { display: none; }
}
/* closed-checkout strip */
.strip { background: var(--cobalt); }
.strip .kit-closed-note { max-width: 1180px; margin: 0 auto; padding: 7px var(--gut); font-size: 13.5px; font-weight: 600; color: #fff; line-height: 1.35; }

/* ---------- buttons, tags, pills ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 12px 22px; border-radius: 10px;
  border: 1px solid transparent; font: 700 17px/1.2 var(--sans); text-decoration: none; cursor: pointer; text-align: center; }
.btn--cobalt { background: var(--cobalt); color: #fff; }
.btn--cobalt:hover { background: var(--cobalt-d); color: #fff; }
.btn--volt { background: var(--volt); color: var(--g9); }
.btn--volt:hover { background: var(--volt-d); color: var(--g9); }
.btn--dark { background: var(--g8); color: #fff; }
.btn--dark:hover { background: var(--g7); color: #fff; }
.btn--ghost { background: #fff; color: var(--ink); border-color: #cfd4dc; }
.btn--ghost:hover { border-color: var(--cobalt); color: var(--cobalt); }
.btn--line-dark { background: transparent; color: #fff; border-color: #4b5563; }
.btn--line-dark:hover { border-color: var(--volt); color: var(--volt); }
.btn--sm { min-height: 44px; padding: 8px 16px; font-size: 15.5px; }
.btn--wide { display: flex; width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btnrow { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 0; }
.links { display: flex; flex-wrap: wrap; gap: 4px 20px; margin: 14px 0 0; }
.links a { display: inline-flex; align-items: center; min-height: 44px; font-weight: 700; }
.tag { display: inline-block; padding: 3px 9px; border-radius: 6px; background: var(--soft); color: var(--g6); font: 500 11.5px/1.5 var(--mono);
  letter-spacing: .02em; text-transform: uppercase; margin: 0 0 6px; }
.tag--volt { background: var(--volt); color: var(--g9); }
.pills { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 0; padding: 0; }
.pills a, .pills span { display: inline-flex; align-items: center; min-height: 36px; padding: 6px 12px; border-radius: 8px; background: var(--soft);
  color: var(--ink); font-weight: 600; font-size: 15px; text-decoration: none; }
.pills a { background: var(--cobalt-t); color: var(--cobalt-d); }
.pills--dark span { background: var(--g7); color: #e5e7eb; border: 1px solid var(--line-d); font: 500 12.5px/1.4 var(--mono); }
.eyebrow { margin: 0 0 8px; font: 500 12.5px/1.4 var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--cobalt); }
.eyebrow--volt { color: var(--volt); }
.stamp { display: inline-block; margin: 8px 0 0; font: 500 12.5px/1.4 var(--mono); color: var(--g3); }

/* status dots */
.dot { display: inline-flex; align-items: center; gap: 7px; font: 500 12px/1.4 var(--mono); letter-spacing: .02em; color: var(--g6); }
.dot::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--g3); box-shadow: 0 0 0 3px rgba(156,163,175,.22); }
.dot--soon::before { background: var(--volt-d); box-shadow: 0 0 0 3px rgba(198,244,50,.35); }
.dot--pre::before { background: var(--cobalt); }
.dot--in::before { background: var(--ok); }

/* ---------- sections ---------- */
.sec { padding: 26px 0; }
.sec--grey { background: var(--soft); padding: 34px 0; margin-top: 18px; }
.box { border: 1px solid var(--line); border-radius: var(--r-l); padding: 20px; background: #fff; }
.box > :last-child { margin-bottom: 0; }
.box--dark { background: var(--g8); border-color: var(--g8); color: #e5e7eb; }
.box--dark h2 { color: #fff; }
.box--dark p, .box--dark li { color: #d1d5db; }
.box--dark a:not(.btn) { color: var(--cobalt-l); }
.box__btn { margin: 16px 0 0; }

/* page hero (graphite band) */
.phero { background: var(--g8); color: #fff; padding: 8px 0 30px; }
.phero h1 { color: #fff; margin-top: 4px; }
.phero__intro { margin-top: 12px; font-size: 18.5px; color: #d1d5db; max-width: 680px; }
.phero__intro p:last-child { margin-bottom: 0; }
.phero__intro a { color: var(--cobalt-l); }
.phero--legal h1 { font-size: clamp(30px, 8vw, 44px); }
.phero__ph { margin-top: 18px; }
.phero__media { border-radius: var(--r-l); overflow: hidden; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0 6px; margin: 0; padding: 0; font: 500 12px/1.4 var(--mono); color: var(--g3); }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: var(--g5); }
.crumbs li { display: inline-flex; align-items: center; min-height: 44px; }
.crumbs a { display: inline-flex; align-items: center; min-height: 44px; color: #d1d5db; text-decoration: none; }
.crumbs a:hover { color: var(--volt); }

/* ---------- home hero ---------- */
.hh { background: var(--g8); color: #fff; padding: 22px 0 28px; }
.hh__grid { display: grid; gap: 18px; grid-template-areas: "copy" "console" "ph"; }
.hh__copy { grid-area: copy; }
.hh__ph { grid-area: ph; }
.hh__console { grid-area: console; }
.hh h1 { color: #fff; max-width: 13ch; }
.hh__intro { margin-top: 12px; font-size: 19px; color: #d1d5db; max-width: 560px; }
.hh__intro p:last-child { margin: 0; }
.hh__stat { display: inline-flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; margin: 16px 0 0; padding: 10px 14px; border-radius: 10px;
  background: var(--g7); border: 1px solid var(--line-d); }
.hh__statn { font-weight: 800; font-size: 20px; color: var(--volt); }
.hh__stats { font: 500 12px/1.4 var(--mono); color: var(--g3); }
.hh__media { border-radius: var(--r-l); overflow: hidden; }
.hh__media img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.hnote { margin: 14px 0 0; font-size: 13px; line-height: 1.5; color: var(--g3); max-width: 760px; }
.hnote a { color: #d1d5db; }
@media (min-width: 900px) {
  .hh { padding: 36px 0 34px; }
  .hh__grid { grid-template-columns: 1fr 1.05fr; grid-template-areas: "copy ph" "console console"; column-gap: 34px; row-gap: 24px; align-items: center; }
}

/* ---------- filter console ---------- */
.console { background: #fff; color: var(--ink); border-radius: var(--r-l); padding: 16px; display: grid; gap: 14px; border: 1px solid var(--line);
  box-shadow: 0 20px 40px -24px rgba(0,0,0,.6); }
.console__h { display: flex; align-items: center; gap: 8px; margin: 0; font: 500 12.5px/1.4 var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--g5); }
.seg { border: 0; margin: 0; padding: 0; min-width: 0; }
.seg legend { padding: 0; margin: 0 0 7px; font-weight: 700; font-size: 15.5px; }
.seg__opts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px; background: var(--soft); border-radius: 10px; }
.seg__opts--4 { grid-template-columns: repeat(4, 1fr); }
.seg label { position: relative; display: block; cursor: pointer; }
.seg input { position: absolute; opacity: 0; inset: 0; margin: 0; }
.seg span { display: flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 6px 4px; border-radius: 7px;
  font-weight: 700; font-size: 15px; color: var(--g6); text-align: center; line-height: 1.15; }
.seg input:checked + span { background: var(--g8); color: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.2); }
.seg input:checked + span .ico { color: var(--volt); }
.seg input:focus-visible + span { outline: 3px solid var(--cobalt); outline-offset: 1px; }
.console__count { margin: 0; font: 500 12.5px/1.4 var(--mono); color: var(--g5); }
@media (min-width: 900px) {
  .hh__console .console { grid-template-columns: auto 1fr 1.2fr 1fr minmax(210px, auto); align-items: end; gap: 18px; padding: 18px 20px; }
  .hh__console .console__h { align-self: center; flex-direction: column; align-items: flex-start; }
  .hh__console .btn { min-height: 52px; }
}

/* ---------- catalogue: filters + dense rows ---------- */
.cat { display: grid; gap: 18px; }
.cat__list { min-width: 0; }
@media (min-width: 980px) {
  .cat--filters { grid-template-columns: 290px minmax(0, 1fr); align-items: start; gap: 28px; }
  .cat__side { position: sticky; top: 132px; }
  .cat__side .console { box-shadow: none; }
}
.rows { display: grid; gap: 10px; }
.rows__none { padding: 16px; border-radius: var(--r-l); background: var(--soft); }
.krow { display: grid; grid-template-columns: 112px minmax(0, 1fr); grid-template-areas: "media main" "specs specs" "acts acts";
  gap: 12px 14px; padding: 12px; border: 1px solid var(--line); border-radius: var(--r-l); background: #fff; }
.krow[hidden] { display: none; }
.krow.is-picked { border-color: var(--cobalt); box-shadow: 0 0 0 1px var(--cobalt); }
.krow__media { grid-area: media; border-radius: 8px; overflow: hidden; background: var(--soft); align-self: start; }
.krow__main { grid-area: main; min-width: 0; }
.krow__type { margin: 0 0 2px; font: 500 11.5px/1.4 var(--mono); letter-spacing: .03em; text-transform: uppercase; color: var(--g4); }
.krow__name { margin: 0 0 6px; font-size: 19px; line-height: 1.2; }
.krow__name a { color: var(--ink); text-decoration: none; }
.krow__name a:hover { color: var(--cobalt); }
.krow__specs { grid-area: specs; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0; background: var(--line); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.krow__specs div { background: var(--softer); padding: 8px 10px; min-width: 0; }
.krow__specs dt { font: 500 10.5px/1.4 var(--mono); letter-spacing: .03em; text-transform: uppercase; color: var(--g4); }
.krow__specs dd { margin: 2px 0 0; font-weight: 700; font-size: 15px; line-height: 1.25; }
.krow__acts { grid-area: acts; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.krow__price { margin: 0 auto 0 0; font: 500 13px/1.4 var(--mono); color: var(--g6); }
@media (min-width: 760px) {
  .krow { grid-template-columns: 150px minmax(0, 1.1fr) minmax(0, 2fr) auto; grid-template-areas: "media main specs acts"; align-items: center; padding: 12px 14px; }
  .krow__specs { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .krow__acts { flex-direction: column; align-items: stretch; gap: 6px; min-width: 128px; }
  .krow__price { margin: 0; text-align: center; }
}
@media (min-width: 980px) and (max-width: 1399px) {
  .cat--filters .krow { grid-template-columns: 120px minmax(0, 1fr) minmax(0, 1.25fr) auto; }
  .cat--filters .krow__specs { grid-template-columns: 1fr 1fr; }
}
.rows--compact .krow__specs div:nth-child(n+3) { display: none; }
@media (min-width: 760px) { .rows--compact .krow__specs div:nth-child(n+3) { display: block; } }

/* compare toggle */
.cmpt { position: relative; display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 12px 0 8px; border-radius: 10px;
  border: 1px solid #cfd4dc; cursor: pointer; font-weight: 700; font-size: 15.5px; user-select: none; background: #fff; }
.cmpt input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.cmpt__box { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 6px; border: 2px solid var(--g4); color: transparent; }
.cmpt input:checked ~ .cmpt__box { background: var(--cobalt); border-color: var(--cobalt); color: #fff; }
.cmpt input:checked ~ .cmpt__t { color: var(--cobalt); }
.cmpt input:focus-visible ~ .cmpt__box { outline: 3px solid var(--volt); outline-offset: 2px; }
.cmpt.is-full { opacity: .5; }

/* ---------- compare drawer (above the tab bar on phones) ---------- */
.drawer { position: fixed; left: 0; right: 0; bottom: calc(70px + env(safe-area-inset-bottom)); z-index: 55; background: var(--g8); color: #fff;
  border-top: 2px solid var(--volt); box-shadow: 0 -12px 30px -14px rgba(0,0,0,.5); }
.drawer[hidden] { display: none; }
.drawer__in { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px 12px; padding-top: 10px; padding-bottom: 10px; }
.drawer__t { margin: 0; font: 500 12.5px/1.4 var(--mono); color: var(--g3); }
.drawer__t b { color: var(--volt); font-weight: 500; }
.drawer__list { grid-column: 1 / -1; grid-row: 2; list-style: none; display: flex; flex-wrap: nowrap; overflow-x: auto; gap: 6px; margin: 0; padding: 0; scrollbar-width: none; }
.drawer__list::-webkit-scrollbar { display: none; }
.drawer__list li { flex: none; display: inline-flex; align-items: center; gap: 0; padding: 0 0 0 10px; border-radius: 8px; background: var(--g7); font-size: 13.5px; font-weight: 600; white-space: nowrap; }
.drawer__list button { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border: 0; background: none; color: var(--g3); cursor: pointer; border-radius: 6px; }
.drawer__list button:hover { color: #fff; }
.drawer__acts { display: flex; gap: 6px; align-items: center; grid-column: 2; grid-row: 1; }
.drawer__clear { min-height: 44px; padding: 0 10px; border: 0; background: none; color: var(--g3); font: 600 15px var(--sans); cursor: pointer; }
@media (min-width: 900px) {
  .drawer { bottom: 0; }
  .drawer__in { grid-template-columns: auto 1fr auto; }
  .drawer__list { grid-column: 2; grid-row: 1; }
  .drawer__acts { grid-column: 3; }
}
body.has-drawer { padding-bottom: calc(180px + env(safe-area-inset-bottom)); }
@media (min-width: 900px) { body.has-drawer { padding-bottom: 80px; } }

/* ---------- comparison table ---------- */
.picks { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 8px; }
.pick { position: relative; cursor: pointer; }
.pick input { position: absolute; opacity: 0; inset: 0; margin: 0; }
.pick span { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 14px; border-radius: 10px; border: 1px solid #cfd4dc; font-weight: 700; font-size: 15.5px; background: #fff; }
.pick input:checked + span { background: var(--g8); color: #fff; border-color: var(--g8); }
.pick input:focus-visible + span { outline: 3px solid var(--cobalt); outline-offset: 2px; }
.tscroll { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: var(--r-l); margin: 8px 0 14px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 15.5px; min-width: 540px; }
.tbl th, .tbl td { text-align: left; vertical-align: top; padding: 11px 14px; border-bottom: 1px solid var(--line); }
.tbl thead th { background: var(--g8); color: #e5e7eb; font: 500 12px/1.4 var(--mono); letter-spacing: .03em; text-transform: uppercase; }
.tbl tbody th { font-weight: 700; color: var(--ink); }
.tbl tbody tr:nth-child(even) { background: var(--softer); }
.tbl tbody tr:last-child > * { border-bottom: 0; }
.matrix { border-collapse: separate; border-spacing: 0; font-size: 15px; width: 100%; min-width: 620px; }
.matrix th, .matrix td { padding: 11px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.matrix thead th { background: var(--g8); color: #fff; min-width: 150px; }
.matrix thead th a { color: #fff; font-weight: 800; font-size: 16px; text-decoration: none; display: block; }
.matrix thead th a:hover { color: var(--volt); }
.matrix thead th span { display: block; font: 500 11px/1.4 var(--mono); color: var(--g3); text-transform: uppercase; letter-spacing: .03em; margin-top: 2px; }
.matrix__corner { background: var(--g8); position: sticky; left: 0; z-index: 2; color: var(--g3); font: 500 11px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .03em; vertical-align: bottom; }
.matrix tbody th { position: sticky; left: 0; z-index: 1; background: #fff; font: 500 11.5px/1.4 var(--mono); letter-spacing: .02em; text-transform: uppercase; color: var(--g5);
  min-width: 120px; max-width: 140px; border-right: 1px solid var(--line); }
.matrix tbody tr:nth-child(even) td, .matrix tbody tr:nth-child(even) th { background: var(--softer); }
.matrix tbody tr:last-child > * { border-bottom: 0; }
.matrix [data-col][hidden] { display: none; }
.matrix.is-few { min-width: 0; }

/* ---------- text content ---------- */
.wrap--text > p, .wrap--text li { color: var(--text); }
.list { margin: 0 0 14px; padding-left: 22px; }
.list li { margin: 5px 0; }
.list--num li::marker { font: 500 14px var(--mono); color: var(--cobalt); }
.ticks { list-style: none; margin: 6px 0 14px; padding: 0; display: grid; gap: 10px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; }
.ticks .ico { color: #fff; background: var(--cobalt); border-radius: 5px; padding: 2px; margin-top: 3px; width: 20px; height: 20px; stroke-width: 2.6; }
.ticks--dark li { color: #e5e7eb; }
.ticks--dark .ico { background: var(--volt); color: var(--g9); }
.note { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border-radius: var(--r-l); background: var(--cobalt-t); font-size: 16px; margin: 16px 0; color: var(--ink); }
.note .ico { color: var(--cobalt); margin-top: 2px; }
.dispatch { display: flex; gap: 10px; align-items: center; padding: 12px 14px; border-radius: var(--r-m); background: var(--soft); }

/* spec sheet rows */
.sheet { margin: 6px 0 14px; display: grid; }
.sheet__row { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px dashed #d6dae1; }
.sheet__row:last-child { border-bottom: 0; }
.sheet dt { font: 500 12px/1.5 var(--mono); letter-spacing: .02em; text-transform: uppercase; color: var(--g5); padding-top: 2px; }
.sheet dd { margin: 0; font-weight: 700; text-align: right; }
.sheet--big .sheet__row { padding: 12px 0; flex-direction: column; gap: 3px; }
.sheet--big dd { text-align: left; }
@media (min-width: 700px) { .sheet--big .sheet__row { flex-direction: row; gap: 16px; } .sheet--big dd { text-align: right; max-width: 62%; } }
.sheet__row--total dd { font-size: 19px; }
.sheet--dark .sheet__row { border-color: var(--line-d); }
.sheet--dark dt { color: var(--g3); }
.sheet--dark dd { color: #fff; }

/* steps */
.seq { list-style: none; margin: 8px 0 14px; padding: 0; display: grid; gap: 0; counter-reset: none; }
.seq li { display: grid; grid-template-columns: 52px 1fr; gap: 12px; padding: 14px 0; border-top: 1px solid var(--line); }
.seq li:last-child { border-bottom: 1px solid var(--line); }
.seq__n { font: 500 22px/1 var(--mono); color: var(--cobalt); padding-top: 3px; }
.seq__b { display: flex; flex-direction: column; gap: 3px; }
.seq__b b { font-size: 18px; }
.seq__b > span { color: var(--text); }

/* cells (cards) */
.cells { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-l); overflow: hidden; margin-top: 8px; }
.cell { background: #fff; padding: 18px; }
.cell h3 { margin: 6px 0 6px; font-size: 18.5px; }
.cell h3 a { color: var(--ink); }
.cell p { margin: 0; color: var(--text); font-size: 16px; }
.cell__ico { display: inline-flex; width: 38px; height: 38px; align-items: center; justify-content: center; border-radius: 9px; background: var(--g8); color: var(--volt); }
.cells--soon .cell { background: var(--softer); }
@media (min-width: 700px) { .cells { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .cells { grid-template-columns: repeat(3, 1fr); } }

/* photo feature */
.pf { display: grid; gap: 18px; align-items: center; }
.pf__media { border-radius: var(--r-l); overflow: hidden; }
.pf__body > :last-child { margin-bottom: 0; }
@media (min-width: 900px) { .pf { grid-template-columns: 1fr 1fr; gap: 44px; } .pf--flip .pf__media { order: 2; } }
.ph { position: relative; margin: 0; }
.ph img { width: 100%; height: auto; }
.ph__tag { position: absolute; left: 10px; bottom: 10px; padding: 3px 8px; border-radius: 6px; background: rgba(11,17,32,.7); color: #fff; font: 500 10.5px/1.4 var(--mono); letter-spacing: .03em; }

/* kit photos (illustrative) */
.kimg { position: relative; display: block; overflow: hidden; border-radius: inherit; }
.kimg img { display: block; width: 100%; height: auto; aspect-ratio: 1200 / 897; object-fit: cover; }
.kimg__tag { position: absolute; left: 6px; bottom: 6px; padding: 2px 6px; border-radius: 5px; background: rgba(11,17,32,.68); color: #fff; font: 500 9.5px/1.4 var(--mono); }

.krow .kimg__tag { font-size: 8px; white-space: nowrap; left: 4px; bottom: 4px; padding: 1px 5px; }

/* ---------- product page ---------- */
.phero--pdp { padding-bottom: 24px; }
.pdp { display: grid; gap: 18px; }
.pdp__fig { margin: 0; border-radius: var(--r-l); overflow: hidden; border: 1px solid var(--line); background: var(--soft); }
.pdp__fig figcaption { padding: 9px 12px; font-size: 13.5px; color: var(--muted); background: #fff; border-top: 1px solid var(--line); }
.pdp__fig--draw { margin-top: 12px; }
.pdp__img { width: 100%; }
.buy { border: 2px solid var(--g8); border-radius: var(--r-l); padding: 18px; background: #fff; }
.buy__head { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding-bottom: 6px; }
.buy .kit-list { margin-top: 8px; }
.buy__cmp { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.buy__cmp a { font-weight: 700; display: inline-flex; min-height: 44px; align-items: center; }
@media (min-width: 900px) {
  .pdp { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 34px; align-items: start; }
  .pdp__side { position: sticky; top: 132px; }
}
.sec--pdp { padding: 22px 0; }
.sec--pdp + .sec--pdp { border-top: 1px solid var(--line); }

/* ---------- kit list form + join box ---------- */
.kit-list__title { font-size: 20px; font-weight: 800; }
.kit-list__intro { color: var(--muted); }
.kit-list__field label { font-weight: 700; font-size: 15.5px; }
.kit-list__field input, .field input, .field select, .field textarea { border: 1px solid #cdd2da; border-radius: 9px; background: #fff; color: var(--ink); }
.kit-list__field input:focus, .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--cobalt); outline: 3px solid rgba(29,78,216,.18); outline-offset: 0; }
.kit-list__tick { font-size: 15.5px; }
.kit-list__tick input, .kit-terms input { accent-color: var(--cobalt); }
.kit-list__btn { background: var(--cobalt); color: #fff; border-radius: 10px; font-weight: 700; }
.kit-list__btn:hover { background: var(--cobalt-d); }
.kit-list__msg { color: var(--bad); }
.joinbox { display: grid; gap: 22px; padding: 22px 18px; border-radius: 16px; background: var(--g8); color: #fff; }
.joinbox h2 { color: #fff; }
.joinbox__copy p { color: #d1d5db; }
.joinbox .kit-list { background: #fff; color: var(--ink); border-radius: var(--r-l); padding: 18px; margin: 0; }
@media (min-width: 900px) { .joinbox { grid-template-columns: 1fr 1fr; gap: 40px; padding: 36px; align-items: start; } }

/* ---------- estimator ---------- */
.est__grid { display: grid; gap: 22px; }
.field { display: grid; gap: 6px; margin: 0 0 14px; }
.field label, .field legend { font-weight: 700; font-size: 15.5px; }
.field input, .field select, .field textarea { width: 100%; min-height: 50px; padding: 10px 12px; font: inherit; font-size: max(16px, 1em); }
.field textarea { min-height: 120px; }
.est__adv { margin: 4px 0 0; border: 1px solid var(--line); border-radius: var(--r-m); padding: 0 14px; }
.est__adv summary { min-height: 48px; display: flex; align-items: center; font-weight: 700; cursor: pointer; }
.est__adv[open] { padding-bottom: 6px; }
.est__card { background: var(--g8); color: #fff; border-radius: var(--r-l); padding: 20px; }
.est__label { margin: 0; font: 500 12px/1.4 var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--g3); }
.est__big { margin: 4px 0 8px; font-size: clamp(30px, 8vw, 40px); font-weight: 800; color: var(--volt); line-height: 1.08; }
.est__assume { font-size: 13px; color: var(--g3); line-height: 1.5; }
.est__warn { font-size: 14.5px; color: #fff; background: var(--g7); border-left: 3px solid var(--volt); padding: 10px 12px; border-radius: 6px; }
.est__card .btn { margin-top: 8px; }
.est--mini { border: 1px solid var(--line); border-radius: 16px; padding: 18px; }
@media (min-width: 900px) { .est__grid { grid-template-columns: 1fr 1fr; gap: 36px; align-items: start; } .est--mini .est__grid { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary { display: flex; justify-content: space-between; align-items: center; gap: 14px; min-height: 58px; padding: 12px 0; cursor: pointer; list-style: none;
  font-weight: 700; font-size: 18px; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__pm { flex: none; display: inline-flex; width: 30px; height: 30px; align-items: center; justify-content: center; border-radius: 8px; background: var(--soft); color: var(--g6); transition: transform .2s; }
.faq__item[open] .faq__pm { transform: rotate(45deg); background: var(--g8); color: var(--volt); }
.faq__a { padding: 0 0 14px; }
.faq__a p { color: var(--text); }

/* next box */
.nextbox { border-left: 4px solid var(--cobalt); padding: 4px 0 4px 16px; }
.nextbox__t { font-weight: 800; font-size: 20px; margin: 0; }

/* ---------- forms, checkout ---------- */
.form { display: grid; gap: 0; }
.form__msg { color: var(--bad); font-weight: 700; }
.inrow { display: flex; gap: 8px; }
.inrow input { flex: 1; min-width: 0; }
.co { display: grid; gap: 16px; }
.co__step { margin-bottom: 14px; }
.co__h { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; margin: 0 0 12px; }
.co__n { display: inline-flex; width: 28px; height: 28px; border-radius: 8px; background: var(--g8); color: var(--volt); align-items: center; justify-content: center; font: 500 13px var(--mono); }
.bline { display: grid; grid-template-columns: 72px 1fr; gap: 12px; align-items: center; padding: 8px 0; }
.bline__name { margin: 0; font-weight: 700; }
.bline__meta { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.bline__rm { min-height: 44px; border: 0; background: none; color: var(--cobalt); font: 600 15px var(--sans); cursor: pointer; }
.errors { background: var(--bad-t); color: var(--bad); padding: 10px 14px; border-radius: 8px; margin: 10px 0; }
.errors ul { margin: 0; padding-left: 18px; }
.hint.is-ok { color: var(--ok); }
.hint.is-bad, .field.is-bad label { color: var(--bad); }
@media (min-width: 900px) { .co { grid-template-columns: 1.4fr 1fr; align-items: start; } .co__side { position: sticky; top: 132px; } }
.tpl-thanks .phero { padding-top: 30px; }
.thanks-alt { padding: 4px 0; }
.thanks-alt p, .kit-thanks p { color: #d1d5db; }
.kit-thanks__title { font-size: clamp(28px, 8vw, 40px); font-weight: 800; color: #fff; line-height: 1.05; margin-bottom: 10px !important; }
.addkit__msg { color: var(--bad); font-weight: 700; margin-top: 8px; }

/* ---------- footer ---------- */
.ftr { background: var(--g9); color: #d1d5db; padding: 34px 0 24px; margin-top: 30px; }
.ftr__top { display: grid; gap: 8px; padding-bottom: 18px; border-bottom: 1px solid var(--line-d); }
.ftr__brand { display: inline-flex; align-items: center; gap: 9px; color: #fff; text-decoration: none; font-size: 19px; font-weight: 600; min-height: 44px; }
.ftr__brand:hover { color: #fff; }
.ftr__tag { margin: 0; color: var(--g3); font-size: 15.5px; max-width: 560px; }
.ftr__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 18px; padding: 18px 0; }
.ftr__head { margin: 0 0 4px; font: 500 11.5px/1.4 var(--mono); letter-spacing: .05em; text-transform: uppercase; color: var(--g4); }
.ftr__col ul { list-style: none; margin: 0 0 12px; padding: 0; }
.ftr__col a, .ftr__btn { display: inline-flex; align-items: center; min-height: 44px; color: #e5e7eb; text-decoration: none; font-size: 15.5px; }
.ftr__col a:hover, .ftr__btn:hover { color: var(--volt); }
.ftr__btn { border: 0; background: none; padding: 0; font-family: inherit; cursor: pointer; }
.ftr__rules { display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; margin: 0 0 10px; font-size: 14px; color: var(--g3); }
.ftr__rules span { font: 500 11px/1.6 var(--mono); padding: 1px 7px; border-radius: 5px; background: var(--volt); color: var(--g9); }
.ftr__small { font: 500 12px/1.4 var(--mono); color: var(--g4); margin: 0; }
@media (min-width: 760px) { .ftr__cols { grid-template-columns: repeat(3, 1fr); } }

/* ---------- toast + consent ---------- */
.toast { position: fixed; left: 12px; right: 12px; bottom: calc(84px + env(safe-area-inset-bottom)); z-index: 75; max-width: 480px; margin: 0 auto; padding: 14px 16px;
  border-radius: 12px; background: var(--g8); color: #fff; box-shadow: 0 12px 30px rgba(0,0,0,.35); }
.toast a { color: var(--volt); }
.consent { position: fixed; left: 12px; right: 12px; bottom: calc(80px + env(safe-area-inset-bottom)); z-index: 80; max-width: 520px; margin: 0 auto; padding: 18px;
  border-radius: 14px; background: #fff; border: 1px solid var(--line); box-shadow: 0 20px 50px rgba(11,17,32,.35); }
.consent__title { margin: 0 0 6px; font-weight: 800; font-size: 18px; }
.consent p { font-size: 15px; color: var(--text); }
.consent__btns { display: flex; gap: 8px; }
.consent__btns .btn { flex: 1; min-height: 48px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

/* ---------- app-style bottom tab bar (phones and small tablets) ---------- */
.tabbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px;
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom)); background: rgba(17, 24, 39, .96);
  backdrop-filter: saturate(160%) blur(12px); -webkit-backdrop-filter: saturate(160%) blur(12px); border-top: 1px solid var(--line-d); }
.tabbar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; min-height: 52px; border-radius: 10px;
  color: var(--g3); text-decoration: none; font-size: 12px; font-weight: 700; }
.tabbar a[aria-current="page"] { color: #fff; background: var(--g7); }
.tabbar a[aria-current="page"] .ico { color: var(--volt); }
.tabbar .tabbar__cta { color: var(--g9); background: var(--volt); }
.tabbar a:active { transform: scale(.96); }
body { padding-bottom: calc(70px + env(safe-area-inset-bottom)); }
@media (min-width: 900px) {
  .tabbar { display: none; }
  body { padding-bottom: 0; }
  .consent { bottom: 12px; }
  .toast { bottom: 90px; }
}

/* Plug-in solar kit pieces (generator/partials/_kit.html). Appended to the theme CSS on kit sites only.
   Structure only, at zero specificity: colours, fonts and borders come from the theme, which can restyle any of it.
   Mobile first: fields fill the width, tap targets are 44px or more, long words wrap instead of scrolling sideways. */
:where(.kit-list, .kit-terms, .kit-note, .kit-stock, .kit-closed, .kit-closed-note, .kit-thanks) { box-sizing: border-box; max-width: 100%; overflow-wrap: anywhere; }
:where(.kit-list) { display: grid; gap: .75rem; margin: 1rem 0; min-width: 0; }
:where(.kit-list *, .kit-list *::before, .kit-list *::after) { box-sizing: border-box; }
:where(.kit-list__title, .kit-thanks__title) { margin: 0; font-weight: 700; }
:where(.kit-list__intro, .kit-list__msg) { margin: 0; }
:where(.kit-list__msg) { font-weight: 600; }
:where(.kit-list__field) { display: grid; gap: .3rem; min-width: 0; }
:where(.kit-list__field input) { width: 100%; max-width: 100%; min-height: 48px; padding: .6rem .75rem; font: inherit; font-size: max(16px, 1em); }
:where(.kit-list__tick, .kit-terms) { display: flex; gap: .65rem; align-items: flex-start; min-height: 44px; padding: .4rem 0; cursor: pointer; }
:where(.kit-list__tick input, .kit-terms input) { flex: none; width: 24px; height: 24px; margin: .1rem 0 0; }
:where(.kit-list__btn) { width: 100%; min-height: 48px; }
:where(.kit-hp) { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
:where(.kit-stock) { display: inline-block; margin: .25rem 0; font-weight: 700; }
:where(.kit-opt) { font-weight: 400; opacity: .8; }
:where(.kit-thanks__lines) { padding-left: 1.2rem; }
@media (min-width: 40em) { :where(.kit-list__btn) { width: auto; justify-self: start; padding-inline: 1.5rem; } }