/* ==========================================================================
   Aircons Online — storefront styles
   Plain CSS, no build step. Tokens first, then layout, then components.
   ========================================================================== */

:root {
  --ink: #10263D;          /* deep navy: text, header band, footer */
  --ink-2: #41566A;        /* secondary text */
  --ink-3: #66798B;        /* labels, meta */
  --cobalt: #00739B;       /* actions and links: the logo teal, deepened for legible text */
  --teal: #0089B6;         /* the logo teal, for large type and accents */
  --cobalt-dark: #005C7D;
  --cobalt-tint: #D6ECF4;
  --frost: #EAF2F7;        /* cool section and image-well background */
  --frost-2: #F5F9FB;
  --line: #CCDAE5;
  --line-strong: #9DB2C4;
  --paper: #FFFFFF;
  --sun: #E8892B;          /* heat mode: specials only */
  --sun-tint: #FCEBD9;
  --sun-ink: #9A480D;
  --ok: #1E7A4C;
  --ok-tint: #E2F3EA;
  --err: #B3261E;
  --err-tint: #FBEAE8;

  --r-s: 3px;
  --r-m: 8px;
  --r-l: 12px;

  --font: "Archivo", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --wrap: 1240px;
  --gutter: clamp(16px, 3vw, 28px);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  font-variant-numeric: tabular-nums;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cobalt); text-underline-offset: 0.18em; }
a:hover { color: var(--cobalt-dark); }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; font-stretch: 112%; font-weight: 700; letter-spacing: -0.005em; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--cobalt); outline-offset: 2px; border-radius: 2px; }
main:focus { outline: none; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -60px; background: var(--ink); color: #fff; padding: 10px 14px; z-index: 100; border-radius: var(--r-s); }
.skip-link:focus { top: 12px; color: #fff; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
[hidden] { display: none !important; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 10px 18px;
  border: 1.5px solid transparent; border-radius: 6px;
  font-weight: 650; font-stretch: 104%; font-size: 0.97rem; line-height: 1.2;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background-color .15s, border-color .15s, color .15s;
}
.btn--primary { background: var(--cobalt); color: #fff; }
.btn--primary:hover { background: var(--cobalt-dark); color: #fff; }
.btn--line { background: var(--paper); border-color: var(--cobalt); color: var(--cobalt); }
.btn--line:hover { background: var(--cobalt-tint); color: var(--cobalt-dark); }
.btn--ghost { background: transparent; border-color: var(--ink); color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: #fff; }
.btn--text { background: none; border-color: transparent; color: var(--cobalt); padding-inline: 8px; text-decoration: underline; }
.btn--danger { background: var(--paper); border-color: var(--err); color: var(--err); }
.btn--lg { min-height: 52px; padding: 13px 24px; font-size: 1.02rem; }
.btn--sm { min-height: 34px; padding: 6px 10px; font-size: 0.88rem; }
.btn--block { width: 100%; }
.btn[disabled], .btn.is-busy { opacity: .6; cursor: progress; }
.link-more { font-weight: 600; white-space: nowrap; }

/* ---------- Utility bar + masthead ---------- */
.utility { background: var(--ink); color: rgba(255,255,255,.82); font-size: 0.84rem; }
.utility__inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 36px; }
.utility p { margin: 0; }
.utility__contact { display: flex; gap: 20px; list-style: none; }
.utility a { color: #fff; text-decoration: none; }
.utility a:hover { text-decoration: underline; color: #fff; }

.masthead { background: var(--paper); position: relative; z-index: 20; }
.masthead__inner { display: grid; grid-template-columns: auto 1fr auto auto; align-items: center; gap: clamp(16px, 3vw, 40px); padding-block: 10px; }

.brandmark { display: inline-flex; color: var(--ink); text-decoration: none; }
.brandmark:hover { color: var(--ink); }
.brandmark__img { height: 76px; width: auto; max-width: none; }
.footer .brandmark__img { height: 74px; }
.brandmark__tile { display: inline-block; background: #fff; padding: 8px 12px; border-radius: var(--r-m); }
.logo { display: inline-flex; align-items: center; gap: 10px; }
.logo__icon { color: var(--ink); flex: none; }
.logo__word { display: flex; flex-direction: column; line-height: 0.95; }
.logo__a { font-weight: 800; font-stretch: 125%; font-size: 1.32rem; letter-spacing: -0.01em; }
.logo__b { font-weight: 500; font-stretch: 125%; font-size: 0.86rem; color: var(--cobalt); letter-spacing: 0.02em; }
.brandmark--light { color: #fff; --logo-cut: var(--ink); --logo-air: #7CC6E3; }
.brandmark--light .logo__icon { color: #fff; }
.brandmark--light .logo__b { color: #7CC6E3; }

.search { position: relative; display: flex; max-width: 560px; width: 100%; }
.search input {
  width: 100%; min-height: 46px; padding: 10px 52px 10px 16px;
  border: 1.5px solid var(--line-strong); border-radius: 6px; background: var(--frost-2);
}
.search input:focus { border-color: var(--cobalt); background: #fff; outline: none; box-shadow: 0 0 0 3px var(--cobalt-tint); }
.search__btn { position: absolute; right: 4px; top: 4px; bottom: 4px; width: 42px; border: 0; border-radius: 4px; background: var(--ink); color: #fff; cursor: pointer; display: grid; place-items: center; }
.search__btn:hover { background: var(--cobalt); }
.search--inline { margin: 20px auto; gap: 8px; }
.search--inline input { padding-right: 16px; }

.quote-btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 6px; color: var(--ink); text-decoration: none; font-weight: 650; border: 1.5px solid var(--line); }
.quote-btn:hover, .quote-btn[aria-current] { border-color: var(--ink); color: var(--ink); }
.quote-btn__count { min-width: 24px; height: 24px; padding: 0 7px; border-radius: 12px; background: var(--cobalt); color: #fff; font-size: 0.8rem; display: inline-grid; place-items: center; }
.quote-btn__count.is-bumped { animation: bump .35s ease; }
@keyframes bump { 50% { transform: scale(1.3); } }

.menu-toggle { display: none; width: 46px; height: 46px; border: 1.5px solid var(--line); border-radius: 6px; background: #fff; cursor: pointer; position: relative; }
.menu-toggle__bars, .menu-toggle__bars::before, .menu-toggle__bars::after { position: absolute; left: 12px; right: 12px; height: 2px; background: var(--ink); content: ""; transition: transform .2s; }
.menu-toggle__bars { top: 21px; }
.menu-toggle__bars::before { top: -7px; left: 0; right: 0; }
.menu-toggle__bars::after { top: 7px; left: 0; right: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars { background: transparent; }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars::before { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars::after { transform: translateY(-7px) rotate(-45deg); }

.nav { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.nav__list { display: flex; list-style: none; gap: 4px; }
.nav__item { position: relative; }
.nav__link { display: inline-flex; align-items: center; gap: 6px; padding: 13px 12px; color: var(--ink); text-decoration: none; font-weight: 560; background: none; border: 0; cursor: pointer; }
.nav__link:hover, .nav__link[aria-current] { color: var(--cobalt); }
.nav__link[aria-current] { box-shadow: inset 0 -3px 0 var(--cobalt); }
.nav__link--menu::after { content: ""; width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateY(-2px) rotate(45deg); }
.nav__link--menu[aria-expanded="true"]::after { transform: translateY(1px) rotate(-135deg); }
.nav__link--specials { color: var(--sun-ink); }
.nav__link--specials::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--sun); }
.nav__note { margin: 0; font-size: 0.86rem; color: var(--ink-3); }

.shop-menu {
  display: none; position: absolute; left: 0; top: 100%; z-index: 30;
  grid-template-columns: repeat(2, minmax(220px, 1fr)); gap: 28px;
  padding: 22px 26px; background: var(--paper); border: 1px solid var(--line); border-radius: 0 0 var(--r-m) var(--r-m);
  box-shadow: 0 18px 40px -20px rgba(16, 38, 61, .35);
}
.nav__item--shop.is-open .shop-menu { display: grid; }
.shop-menu__title { font-size: 0.8rem; color: var(--ink-3); margin: 0 0 8px; font-stretch: 90%; }
.shop-menu ul { list-style: none; display: grid; gap: 2px; }
.shop-menu a { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; color: var(--ink); text-decoration: none; }
.shop-menu a:hover { color: var(--cobalt); }
.shop-menu .count { color: var(--ink-3); font-size: 0.85rem; }

.flashes { padding-top: 16px; }
.flash { margin: 0 0 10px; padding: 12px 16px; border-radius: var(--r-s); border-left: 4px solid var(--cobalt); background: var(--cobalt-tint); }
.flash--success { border-color: var(--ok); background: var(--ok-tint); }
.flash--error { border-color: var(--err); background: var(--err-tint); }

/* ---------- Hero with sizing tool ---------- */
.hero {
  position: relative;
  background: var(--frost);
  padding-block: clamp(36px, 6vw, 76px) clamp(56px, 8vw, 104px);
  overflow: hidden;
}
/* louvre lines along the bottom edge, like the vent of a split unit */
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 56px;
  background: repeating-linear-gradient(to bottom, transparent 0 9px, rgba(16, 38, 61, .09) 9px 11px);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000);
          mask-image: linear-gradient(to bottom, transparent, #000);
  pointer-events: none;
}
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr); gap: clamp(28px, 5vw, 72px); align-items: center; position: relative; z-index: 1; }
.hero__title { font-size: clamp(2.15rem, 1.25rem + 3.4vw, 3.7rem); line-height: 1.03; font-stretch: 120%; font-weight: 800; letter-spacing: -0.02em; max-width: 15ch; margin-bottom: 20px; }
.hero__text { font-size: clamp(1.02rem, 0.96rem + 0.3vw, 1.16rem); color: var(--ink-2); max-width: 56ch; margin-bottom: 28px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 32px; }
.hero__facts { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line-strong); max-width: 640px; }
.hero__facts li { padding: 14px 16px 0 0; font-size: 0.9rem; color: var(--ink-2); line-height: 1.35; }
.hero__facts li + li { padding-left: 16px; border-left: 1px solid var(--line); }
.hero__facts strong { display: block; color: var(--ink); font-size: 1.05rem; font-stretch: 112%; }

.sizer { background: var(--paper); border: 1.5px solid var(--ink); border-radius: var(--r-m); overflow: hidden; }
.sizer__head { background: var(--ink); color: #fff; padding: 16px 22px 14px; }
.sizer__title { font-size: 1.28rem; font-stretch: 118%; font-weight: 750; }
.sizer__sub { margin: 4px 0 0; color: rgba(255,255,255,.75); font-size: 0.9rem; }
.sizer__body { padding: 18px 22px 6px; display: grid; gap: 16px; }
.sizer__field { border: 0; padding: 0; margin: 0; min-width: 0; }
.sizer__label { display: block; font-size: 0.82rem; color: var(--ink-3); font-stretch: 88%; margin-bottom: 6px; font-weight: 550; padding: 0; }
.sizer__area { float: right; margin-top: -26px; font-weight: 750; font-stretch: 112%; font-size: 1.05rem; }
.sizer__hint { font-size: 0.8rem; color: var(--ink-3); margin: 6px 0 0; }
.sizer input[type="range"] { width: 100%; -webkit-appearance: none; appearance: none; height: 28px; background: transparent; cursor: pointer; --fill: 20%; }
.sizer input[type="range"]::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: linear-gradient(to right, var(--cobalt) var(--fill), var(--line) var(--fill)); }
.sizer input[type="range"]::-moz-range-track { height: 6px; border-radius: 3px; background: var(--line); }
.sizer input[type="range"]::-moz-range-progress { height: 6px; border-radius: 3px; background: var(--cobalt); }
.sizer input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; margin-top: -9px; border-radius: 50%; background: #fff; border: 3px solid var(--cobalt); box-shadow: 0 1px 3px rgba(0,0,0,.2); }
.sizer input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 3px solid var(--cobalt); }
.sizer__result { margin: 10px 22px 14px; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--r-s); background: var(--frost-2); }
.sizer__result-label { margin: 0; font-size: 0.82rem; color: var(--ink-3); font-stretch: 88%; }
.sizer__btu { margin: 2px 0 4px; font-size: clamp(2rem, 1.6rem + 1.4vw, 2.7rem); font-weight: 800; font-stretch: 122%; color: var(--teal); line-height: 1.05; letter-spacing: -0.01em; white-space: nowrap; }
.sizer__unit { font-size: 0.55em; font-stretch: 110%; color: var(--ink); letter-spacing: 0; }
.sizer__kw { margin: 0; color: var(--ink-2); font-size: 0.9rem; }
.sizer > .btn { margin: 0 22px; width: calc(100% - 44px); }
.sizer__note { font-size: 0.8rem; color: var(--ink-3); margin: 10px 22px 18px; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip span { display: inline-block; padding: 7px 12px; border: 1px solid var(--line-strong); border-radius: 999px; font-size: 0.9rem; background: #fff; cursor: pointer; transition: background-color .12s, color .12s, border-color .12s; }
.chip input:checked + span { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip input:focus-visible + span { outline: 3px solid var(--cobalt); outline-offset: 2px; }
.chip:hover span { border-color: var(--ink); }

/* ---------- Brands strip ---------- */
.brands { border-bottom: 1px solid var(--line); }
.brands__row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.brands__item { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; padding: 20px 12px; text-decoration: none; color: var(--ink); border-left: 1px solid var(--line); min-height: 92px; }
.brands__item:last-child { border-right: 1px solid var(--line); }
.brands__item:hover { background: var(--frost-2); color: var(--cobalt); }
.brands__item img { max-height: 34px; width: auto; }
.brands__name { font-size: 1.3rem; font-weight: 800; font-stretch: 125%; letter-spacing: -0.01em; }
.brands__count { font-size: 0.8rem; color: var(--ink-3); }

/* ---------- Sections ---------- */
.section { padding-block: clamp(40px, 6vw, 76px); }
.section--flush { padding-bottom: 0; }
.section--specials { background: linear-gradient(to bottom, var(--sun-tint), var(--paper) 70%); }
.section--steps { background: var(--frost); }
.section__head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 22px; }
.section__title { font-size: clamp(1.4rem, 1.1rem + 1vw, 1.95rem); font-stretch: 114%; font-weight: 750; }
.section--steps .section__title { margin-bottom: 26px; }

.types { list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.types__item a { display: grid; gap: 4px; text-decoration: none; color: var(--ink); }
.types__media { display: block; aspect-ratio: 3 / 2; background: var(--frost); border-radius: var(--r-m); overflow: hidden; margin-bottom: 8px; border: 1px solid transparent; }
.types__media img { width: 100%; height: 100%; object-fit: contain; padding: 10px; mix-blend-mode: multiply; }
.types__item a:hover .types__media { border-color: var(--cobalt); }
.types__name { font-weight: 700; font-stretch: 112%; font-size: 1.08rem; }
.types__item a:hover .types__name { color: var(--cobalt); }
.types__meta { color: var(--ink-3); font-size: 0.9rem; }

.steps { list-style: none; counter-reset: step; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; }
.steps__item { counter-increment: step; padding: 0 28px 0 0; position: relative; }
.steps__item + .steps__item { padding-left: 28px; border-left: 1px solid var(--line-strong); }
.steps__item::before { content: counter(step); display: block; font-size: 2.6rem; font-weight: 800; font-stretch: 125%; color: var(--teal); line-height: 1; margin-bottom: 12px; }
.steps__item h3 { font-size: 1.1rem; margin-bottom: 8px; }
.steps__item p { color: var(--ink-2); margin: 0; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--line); }
.split__block { padding: 32px 40px 0 0; }
.split__block + .split__block { padding-left: 40px; border-left: 1px solid var(--line); }
.split__block p { color: var(--ink-2); max-width: 52ch; margin: 12px 0 20px; }

/* ---------- Product grid + card ---------- */
.grid { display: grid; gap: 18px; }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card { display: flex; flex-direction: column; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-m); overflow: hidden; }
.card:hover { border-color: var(--line-strong); }
.card__media { position: relative; display: block; aspect-ratio: 3 / 2; background: var(--frost); }
.card__media img { width: 100%; height: 100%; object-fit: contain; padding: 10px; mix-blend-mode: multiply; }
.card__body { display: flex; flex-direction: column; flex: 1; padding: 14px 16px 16px; }
.card__brand { margin: 0 0 2px; font-size: 0.8rem; color: var(--ink-3); font-weight: 600; font-stretch: 95%; }
.card__title { font-size: 1rem; font-weight: 620; font-stretch: 100%; line-height: 1.3; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card__title a { color: var(--ink); text-decoration: none; }
.card__title a:hover { color: var(--cobalt); text-decoration: underline; }
.card__title a::after { content: ""; } /* keep link area to the text */
.card__foot { margin-top: auto; display: grid; gap: 10px; }

.badge { position: absolute; top: 10px; left: 10px; padding: 3px 9px; border-radius: var(--r-s); font-size: 0.78rem; font-weight: 700; font-stretch: 95%; }
.badge--special { background: var(--sun); color: #fff; }
.badge--stock { left: auto; right: 10px; background: var(--paper); color: var(--ink-2); border: 1px solid var(--line); }

/* Nameplate: the spec plate printed on every aircon unit */
.plate { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); margin: 0 0 12px; border: 1px solid var(--line); border-radius: var(--r-s); background: var(--frost-2); }
.plate > div { padding: 6px 8px 7px; min-width: 0; }
.plate > div + div { border-left: 1px solid var(--line); }
.plate dt { font-size: 0.7rem; color: var(--ink-3); font-stretch: 78%; font-weight: 500; line-height: 1.2; }
.plate dd { margin: 0; font-size: 0.86rem; font-weight: 680; font-stretch: 90%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.plate--product { grid-auto-flow: row; grid-template-columns: 1fr; margin-top: 22px; border: 1.5px solid var(--ink); background: var(--paper); }
.plate--product > div { display: grid; grid-template-columns: 9.5em 1fr; gap: 12px; padding: 9px 14px; align-items: baseline; }
.plate--product > div + div { border-left: 0; border-top: 1px solid var(--line); }
.plate--product dt { font-size: 0.82rem; font-stretch: 85%; }
.plate--product dd { font-size: 0.98rem; white-space: normal; font-stretch: 95%; }

.price { margin: 0; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 8px; }
.price__from { font-size: 0.82rem; color: var(--ink-3); }
.price__now { font-size: 1.22rem; font-weight: 780; font-stretch: 108%; letter-spacing: -0.01em; }
.price__was { color: var(--ink-3); font-size: 0.92rem; }
.price__ask { font-weight: 650; color: var(--ink-2); }
.price--lg .price__now { font-size: clamp(1.7rem, 1.4rem + 1vw, 2.2rem); }
.section--specials .price__now { color: var(--sun-ink); }

/* ---------- Breadcrumbs, headings ---------- */
.crumbs { padding-block: 18px 6px; font-size: 0.88rem; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 4px; color: var(--ink-3); }
.crumbs li + li::before { content: "/"; margin: 0 6px 0 2px; color: var(--line-strong); }
.crumbs a { color: var(--ink-2); }
.page-title { font-size: clamp(1.8rem, 1.3rem + 1.8vw, 2.7rem); font-stretch: 118%; font-weight: 800; letter-spacing: -0.015em; margin: 6px 0 24px; }

/* ---------- Listing ---------- */
.listing { padding-bottom: 72px; }
.listing__head { display: grid; grid-template-columns: auto 1fr; align-items: baseline; column-gap: 16px; margin: 6px 0 26px; }
.listing__title { font-size: clamp(1.8rem, 1.3rem + 1.8vw, 2.7rem); font-stretch: 118%; font-weight: 800; letter-spacing: -0.015em; }
.listing__count { margin: 0; color: var(--ink-3); }
.listing__intro { grid-column: 1 / -1; margin: 8px 0 0; color: var(--ink-2); max-width: 70ch; }
.listing__layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 32px; align-items: start; }

.filters { position: sticky; top: 16px; }
.filters__toggle { display: none; }
.filters__panel > summary { list-style: none; }
.filters__panel > summary::-webkit-details-marker { display: none; }
.filters__form { display: grid; gap: 4px; }
.filters__group { border: 0; padding: 0 0 16px; margin: 0 0 12px; border-bottom: 1px solid var(--line); min-width: 0; }
.filters__label { display: block; font-weight: 700; font-stretch: 108%; font-size: 0.95rem; margin-bottom: 8px; padding: 0; }
.filters__options { list-style: none; display: grid; gap: 1px; }
.filters__options--scroll { max-height: 260px; overflow-y: auto; padding-right: 6px; }
.check { display: grid; grid-template-columns: 20px 1fr auto; gap: 8px; align-items: center; padding: 5px 0; cursor: pointer; font-size: 0.94rem; }
.check input { width: 18px; height: 18px; accent-color: var(--cobalt); margin: 0; }
.check__count { color: var(--ink-3); font-size: 0.82rem; }
.filters__actions { display: grid; gap: 6px; margin-top: 4px; }
.js .filters__actions [data-filter-apply] { display: none; }

.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar__hint { margin: 0; color: var(--ink-3); font-size: 0.92rem; }
.active-filters { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.active-filters__chip { display: inline-flex; gap: 6px; align-items: center; padding: 5px 10px; border-radius: 999px; background: var(--ink); color: #fff; text-decoration: none; font-size: 0.86rem; }
.active-filters__chip:hover { background: var(--cobalt); color: #fff; }
.sort { display: flex; align-items: center; gap: 8px; font-size: 0.92rem; }
.select, .input {
  min-height: 44px; padding: 9px 12px; border: 1.5px solid var(--line-strong); border-radius: 6px; background: #fff; width: 100%;
}
.sort .select { width: auto; min-height: 40px; }
.select:focus, .input:focus { border-color: var(--cobalt); outline: none; box-shadow: 0 0 0 3px var(--cobalt-tint); }
.select--lg { min-height: 50px; }
textarea.input { resize: vertical; min-height: 96px; }
.input[aria-invalid="true"] { border-color: var(--err); }

.pager { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 36px; flex-wrap: wrap; }
.pager__list { list-style: none; display: flex; gap: 4px; }
.pager__num, .pager__step { display: inline-grid; place-items: center; min-width: 42px; height: 42px; padding: 0 12px; border: 1px solid var(--line); border-radius: 6px; text-decoration: none; color: var(--ink); }
.pager__num[aria-current] { background: var(--ink); color: #fff; border-color: var(--ink); }
.pager a:hover { border-color: var(--cobalt); color: var(--cobalt); }
.pager__gap { padding: 0 4px; color: var(--ink-3); align-self: center; }

.empty { padding: 48px 28px; text-align: center; border: 1px dashed var(--line-strong); border-radius: var(--r-m); background: var(--frost-2); }
.empty h2 { font-size: 1.35rem; margin-bottom: 8px; }
.empty p { color: var(--ink-2); max-width: 52ch; margin-inline: auto; }
.empty__actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 18px; }

/* ---------- Product page ---------- */
.product { padding-bottom: 76px; }
.product__top { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr); gap: clamp(24px, 4vw, 56px); margin-top: 10px; }
.gallery__main { position: relative; aspect-ratio: 3 / 2; background: var(--frost); border-radius: var(--r-m); overflow: hidden; }
.gallery__main img { width: 100%; height: 100%; object-fit: contain; padding: 18px; mix-blend-mode: multiply; }
.gallery__thumbs { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(74px, 1fr)); gap: 8px; margin-top: 10px; }
.gallery__thumb { width: 100%; aspect-ratio: 1; padding: 4px; border: 1.5px solid var(--line); border-radius: 6px; background: var(--frost); cursor: pointer; }
.gallery__thumb img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.gallery__thumb[aria-current="true"] { border-color: var(--ink); }

.buybox__brand { display: inline-block; font-weight: 700; font-stretch: 110%; color: var(--ink-3); text-decoration: none; margin-bottom: 6px; }
.buybox__title { font-size: clamp(1.55rem, 1.2rem + 1.3vw, 2.25rem); font-stretch: 114%; font-weight: 780; letter-spacing: -0.012em; margin-bottom: 18px; }
.buybox__price { padding: 14px 0 16px; border-top: 1px solid var(--line); }
.buybox__note { margin: 6px 0 0; color: var(--ink-3); font-size: 0.9rem; max-width: 52ch; }
.buybox__form { display: grid; gap: 14px; padding-top: 4px; }
.buybox__row { display: flex; gap: 10px; flex-wrap: wrap; }
.buybox__add { flex: 1; min-width: 200px; }
.buybox__contact { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 22px; margin-top: 16px; font-size: 0.95rem; }

.field { display: grid; gap: 6px; margin: 0 0 14px; border: 0; padding: 0; min-width: 0; }
.field__label { font-weight: 620; font-size: 0.93rem; padding: 0; }
.field__opt { font-weight: 400; color: var(--ink-3); font-size: 0.85rem; }
.field__error { margin: 0; color: var(--err); font-size: 0.88rem; }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.form__hint { font-size: 0.84rem; color: var(--ink-3); margin: 10px 0 0; }
.form .btn--primary + .form__hint { margin-top: 12px; }
.chips--form .chip span { font-size: 0.92rem; padding: 8px 13px; }

.qty { display: inline-flex; align-items: stretch; border: 1.5px solid var(--line-strong); border-radius: 6px; overflow: hidden; height: 52px; background: #fff; }
.qty__btn { width: 42px; border: 0; background: var(--frost-2); cursor: pointer; font-size: 1.2rem; }
.qty__btn:hover { background: var(--cobalt-tint); }
.qty__input { width: 52px; border: 0; text-align: center; -moz-appearance: textfield; font-weight: 650; }
.qty__input::-webkit-outer-spin-button, .qty__input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty--sm { height: 40px; }
.qty--sm .qty__btn { width: 34px; }
.qty--sm .qty__input { width: 40px; }

.product__lower { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr); gap: clamp(24px, 4vw, 56px); margin-top: clamp(40px, 6vw, 72px); align-items: start; }
.product__desc .section__title { margin-bottom: 16px; }
.product__ask { background: var(--frost); border-radius: var(--r-m); padding: 22px; position: sticky; top: 16px; }
.product__ask-title { font-size: 1.2rem; margin-bottom: 6px; }
.product__ask-text { color: var(--ink-2); font-size: 0.93rem; }
.product__ask .form__grid { grid-template-columns: 1fr; }
.product__ask .section--flush { padding-top: 0; }
.product .section--flush { padding-top: clamp(40px, 6vw, 72px); }

.prose { max-width: 72ch; }
.prose p, .prose ul, .prose ol { margin: 0 0 1em; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin-bottom: 0.35em; }
.prose h2 { font-size: 1.45rem; margin: 1.6em 0 0.5em; }
.prose h3 { font-size: 1.18rem; margin: 1.4em 0 0.4em; }
.prose h4 { font-size: 1.02rem; margin: 1.2em 0 0.4em; }
.prose > :first-child { margin-top: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1em 0 1.5em; font-size: 0.95rem; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 9px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--frost); font-weight: 700; }
.prose a { font-weight: 550; }
.prose img { border-radius: var(--r-m); }
.prose--page { max-width: 76ch; }

/* ---------- Quote list ---------- */
.quote { padding-bottom: 76px; }
.quote__layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, 1fr); gap: clamp(24px, 4vw, 48px); align-items: start; }
.lines { list-style: none; border-top: 1px solid var(--line); }
.line { display: grid; grid-template-columns: 96px minmax(0, 1fr) auto auto; gap: 16px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--line); }
.line__media { display: block; aspect-ratio: 3 / 2; background: var(--frost); border-radius: 6px; overflow: hidden; }
.line__media img { width: 100%; height: 100%; object-fit: contain; padding: 4px; mix-blend-mode: multiply; }
.line__title { margin: 0 0 2px; font-weight: 650; line-height: 1.3; }
.line__title a { color: var(--ink); text-decoration: none; }
.line__title a:hover { color: var(--cobalt); text-decoration: underline; }
.line__meta { margin: 0; color: var(--ink-3); font-size: 0.86rem; }
.line__unit { margin: 2px 0 0; font-size: 0.9rem; color: var(--ink-2); }
.line__qty { display: grid; justify-items: center; gap: 2px; }
.line__total { margin: 0; font-weight: 750; min-width: 7.5em; text-align: right; }
.lines__foot { display: flex; gap: 10px; flex-wrap: wrap; padding: 14px 0; }
.js [data-update-btn] { display: none; }
.quote__summary { margin-top: 10px; padding: 18px 20px; border: 1.5px solid var(--ink); border-radius: var(--r-m); display: grid; grid-template-columns: 1fr auto; align-items: baseline; }
.quote__total-label { margin: 0; font-weight: 650; }
.quote__total { margin: 0; font-size: 1.6rem; font-weight: 800; font-stretch: 112%; }
.quote__total-note { grid-column: 1 / -1; margin: 6px 0 0; font-size: 0.86rem; color: var(--ink-3); }
.quote__details { background: var(--frost); border-radius: var(--r-m); padding: clamp(18px, 3vw, 28px); position: sticky; top: 16px; }
.quote__details-title { font-size: 1.3rem; margin-bottom: 6px; }
.quote__details-text { color: var(--ink-2); font-size: 0.94rem; }

/* ---------- Pages, thank you ---------- */
.page { padding-bottom: 76px; }
.page__article { max-width: 860px; }
.thanks { padding-block: 56px 88px; }
.thanks__card { max-width: 620px; margin: 0 auto; text-align: center; }
.thanks__icon { color: var(--ok); margin: 0 auto 16px; }
.thanks__ref { font-size: 1.15rem; }
.thanks__code { font-size: 4.5rem; font-weight: 800; font-stretch: 125%; color: var(--cobalt); margin: 0; line-height: 1; }
.thanks .search--inline { max-width: 460px; }
.enquiry { margin-top: 8px; }
.prose .enquiry, .prose form { max-width: 640px; }
.prose .enquiry { margin: 1.5em 0; padding: 22px; border-radius: var(--r-m); background: var(--frost); }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: rgba(255,255,255,.8); margin-top: 0; }
.footer a { color: #fff; text-decoration: none; }
.footer a:hover { text-decoration: underline; color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr 1fr; gap: 28px; padding-block: 52px 36px; }
.footer__about p { margin: 16px 0; max-width: 36ch; font-size: 0.94rem; }
.footer__title { font-size: 1rem; color: #fff; margin-bottom: 12px; font-stretch: 110%; }
.footer__links { list-style: none; display: grid; gap: 7px; font-size: 0.94rem; }
.footer__address { font-style: normal; font-size: 0.94rem; line-height: 1.75; }
.social { list-style: none; display: flex; gap: 16px; font-size: 0.92rem; }
.footer__base { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-block: 18px 26px; border-top: 1px solid rgba(255,255,255,.15); font-size: 0.84rem; color: rgba(255,255,255,.62); }
.footer__base p { margin: 0; }
.footer__base a { color: rgba(255,255,255,.85); }
.footer__base a:hover { color: #fff; }
/* Site map page */
.sitemap__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 28px 40px; margin-top: 8px; }
.sitemap__grid h2 { font-size: 1.15rem; margin: 0 0 10px; }
.sitemap__grid h2 + ul + h2, .sitemap__grid ul + h2 { margin-top: 24px; }
.sitemap__grid h3 { font-size: 1rem; margin: 0 0 8px; }
.sitemap__grid ul { list-style: none; display: grid; gap: 6px; font-size: 0.94rem; }
.sitemap__grid .count { color: var(--ink-3); font-size: 0.84rem; }
.sitemap__products-title { font-size: 1.35rem; margin: clamp(36px, 5vw, 56px) 0 14px; padding-top: 24px; border-top: 1px solid var(--line); }
.sitemap__grid--products { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

/* ---------- Toast + WhatsApp ---------- */
.toast {
  position: fixed; left: 16px; right: 16px; bottom: 24px; z-index: 60; margin: 0 auto; width: fit-content; max-width: 560px;
  transform: translateY(16px); opacity: 0;
  display: flex; align-items: center; gap: 16px; padding: 12px 14px 12px 18px;
  background: var(--ink); color: #fff; border-radius: var(--r-m); box-shadow: 0 16px 40px -16px rgba(16,38,61,.6);
  transition: transform .2s ease, opacity .2s ease;
}
.toast.is-visible { transform: translateY(0); opacity: 1; }
.toast p { margin: 0; }
.toast a { color: #fff; font-weight: 700; white-space: nowrap; padding: 6px 10px; border: 1.5px solid rgba(255,255,255,.5); border-radius: 6px; text-decoration: none; }
.toast a:hover { background: #fff; color: var(--ink); }
.toast--error { background: var(--err); }
.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 50; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: #1F8F4E; color: #fff; box-shadow: 0 10px 24px -8px rgba(0,0,0,.45); }
.wa-float:hover { background: #17733e; color: #fff; }

/* ---------- Search-engine copy, popular links ---------- */
.seo-copy { margin-top: clamp(40px, 6vw, 64px); padding-top: clamp(28px, 4vw, 40px); border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 360px); gap: 24px 56px; align-items: start; }
.seo-copy--home { margin-top: 0; border-top: 0; display: block; background: var(--frost-2); }
.seo-copy--home .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 360px); gap: 24px 56px; align-items: start; }
.seo-copy__text { color: var(--ink-2); }
.seo-copy__text h2 { color: var(--ink); font-size: 1.35rem; }
.seo-copy__text h3 { color: var(--ink); font-size: 1.06rem; }
.seo-copy__text p { max-width: 70ch; }
.popular { min-width: 0; }
.popular__title { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); font-stretch: 100%; margin-bottom: 12px; }
.popular__list { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.popular__link { display: inline-block; padding: 7px 13px; border: 1px solid var(--line-strong); border-radius: 999px; background: #fff; color: var(--ink); text-decoration: none; font-size: 0.9rem; }
.popular__link:hover { border-color: var(--cobalt); color: var(--cobalt); }

/* ---------- Shipping disclaimer (required on quote requests) ---------- */
.consent { margin: 4px 0 16px; padding: 14px 16px; border: 1.5px solid var(--line-strong); border-radius: var(--r-m); background: var(--frost-2); }
.consent--error { border-color: var(--err); background: var(--err-tint); }
.consent__label { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 12px; align-items: start; cursor: pointer; font-size: 0.94rem; line-height: 1.45; }
.consent__box { width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--cobalt); }
.consent .field__error { margin-top: 8px; padding-left: 32px; }

/* ---------- Buying guides ---------- */
.guide { padding-bottom: clamp(40px, 6vw, 72px); }
.guide__head { max-width: 76ch; }
.guide__lead { font-size: 1.08rem; color: var(--ink-2); margin-bottom: 0; }
.guide__section { margin-top: clamp(32px, 5vw, 52px); }
.guide__section > h2 { font-size: clamp(1.25rem, 1.05rem + 0.7vw, 1.6rem); margin-bottom: 14px; }
.guide__cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 40px; }
.guide__tool { margin-top: 32px; display: grid; grid-template-columns: minmax(0, 420px) minmax(0, 1fr); gap: 32px 48px; align-items: start; }
.guide__tool-text h2 { font-size: 1.3rem; }
.guide__note { font-size: 0.9rem; color: var(--ink-3); margin-top: 10px; }
.guide__cta { display: flex; flex-wrap: wrap; gap: 12px; margin: clamp(32px, 5vw, 48px) 0 28px; }
.table-scroll { position: relative; overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: var(--r-m); }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.data-table th, .data-table td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
.data-table thead th { background: var(--frost); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); font-weight: 700; }
.data-table tbody tr:last-child > * { border-bottom: 0; }
.data-table tbody tr:hover { background: var(--frost-2); }
.data-table tbody th { font-weight: 700; }
.data-table .num { text-align: right; }

/* ---------- Knowledge hub & guides ---------- */
.hub, .article { padding-bottom: clamp(40px, 6vw, 72px); }
.hub__head { max-width: 80ch; }
.hub__lead, .article__lead { font-size: 1.1rem; color: var(--ink-2); margin-bottom: 18px; }
.hub__search .input { width: 100%; max-width: 560px; min-height: 48px; font-size: 1rem; }
.hub__tools { display: grid; grid-template-columns: minmax(0, 420px) minmax(0, 1fr); gap: 28px; align-items: start; margin-top: 28px; }
.hub__toolcards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.toolcard { display: grid; gap: 6px; align-content: start; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--r-m); background: var(--frost-2); color: var(--ink); text-decoration: none; transition: border-color .12s, background-color .12s; }
.toolcard:hover { border-color: var(--cobalt); background: #fff; color: var(--ink); }
.toolcard__title { font-weight: 700; font-stretch: 110%; font-size: 1.05rem; }
.toolcard__title::after { content: " →"; color: var(--cobalt); }
.toolcard__text { color: var(--ink-2); font-size: 0.94rem; }
.hub__topic { margin-top: clamp(36px, 5vw, 56px); }
.hub__topic-title { font-size: clamp(1.25rem, 1.05rem + 0.7vw, 1.6rem); margin-bottom: 14px; }
.guide-cards { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.guide-card a { display: grid; gap: 6px; height: 100%; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--r-m); background: #fff; color: var(--ink); text-decoration: none; transition: border-color .12s, box-shadow .12s; }
.guide-card a:hover { border-color: var(--cobalt); box-shadow: 0 8px 20px -14px rgba(16,38,61,.45); color: var(--ink); }
.guide-card__title { font-weight: 700; font-stretch: 108%; line-height: 1.3; }
.guide-card__text { color: var(--ink-2); font-size: 0.92rem; }
.guide-card__more { color: var(--cobalt); font-weight: 600; font-size: 0.9rem; margin-top: 4px; }
.guide-cards--compact { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.section--guides { background: var(--frost-2); }
.hub__faq { margin-top: clamp(40px, 6vw, 64px); padding-top: clamp(28px, 4vw, 40px); border-top: 1px solid var(--line); max-width: 900px; }
.hub__faq .section__title { margin-bottom: 18px; }
.faq-group { margin-bottom: 26px; }
.faq-group__title { font-size: 1rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); font-stretch: 100%; margin-bottom: 8px; }
.faq { border-bottom: 1px solid var(--line); }
.faq__q { cursor: pointer; list-style: none; padding: 14px 36px 14px 0; font-weight: 650; position: relative; }
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after { content: "+"; position: absolute; right: 6px; top: 10px; font-size: 1.4rem; font-weight: 400; color: var(--cobalt); }
.faq[open] .faq__q::after { content: "–"; }
.faq__q:hover { color: var(--cobalt); }
.faq__a { padding: 0 0 14px; color: var(--ink-2); max-width: 75ch; }
.faq__a p { margin-bottom: 8px; }
.faq__more { font-size: 0.92rem; }
.hub__faq-empty { padding: 14px 16px; background: var(--frost-2); border-radius: var(--r-m); }
.hub__ask { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px 32px; margin: clamp(36px, 5vw, 56px) 0 28px; padding: 26px 28px; border-radius: var(--r-l); background: var(--ink); color: #fff; }
.hub__ask .section__title { color: #fff; }
.hub__ask p { margin: 8px 0 0; color: rgba(255,255,255,.8); max-width: 60ch; }
.hub__ask-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.hub__ask .btn--line { color: #fff; border-color: rgba(255,255,255,.6); background: transparent; }
.hub__ask .btn--line:hover { background: #fff; color: var(--ink); }

.article__head { max-width: 80ch; }
.article__topic { margin: 0 0 6px; font-size: 0.86rem; text-transform: uppercase; letter-spacing: .07em; font-weight: 700; }
.article__topic a { text-decoration: none; }
.article__title { margin-bottom: 14px; }
.article__meta { color: var(--ink-3); font-size: 0.9rem; }
.article__layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 48px; align-items: start; margin-top: 18px; }
.article__body { max-width: 74ch; }
.article__body h2 { scroll-margin-top: 90px; }
.article__body .table-scroll table, .article__body .data-table { display: table; margin: 0; }
.article__body .table-scroll { margin: 1em 0 1.5em; }
.article__side { position: sticky; top: 20px; display: grid; gap: 14px; }
.sidebox { padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--r-m); background: #fff; font-size: 0.94rem; }
.sidebox p { margin: 0 0 10px; }
.sidebox--accent { background: var(--frost); border-color: var(--frost); }
.sidebox__title { font-weight: 700; font-stretch: 108%; color: var(--ink); }
.sidebox__links { margin: 0 !important; }
.toc { list-style: none; display: grid; gap: 7px; counter-reset: toc; }
.toc li { counter-increment: toc; display: grid; grid-template-columns: 20px 1fr; }
.toc li::before { content: counter(toc); color: var(--ink-3); font-size: 0.85rem; }
.toc a { text-decoration: none; }
.toc a:hover { text-decoration: underline; }
.article__related { margin-top: clamp(40px, 6vw, 64px); padding-top: clamp(24px, 4vw, 36px); border-top: 1px solid var(--line); }
.prose-tool { margin: 1.4em 0; max-width: 460px; }
.prose-tool .sizer { margin: 0; }
.data-table__wrap { white-space: normal !important; min-width: 180px; }

/* Running cost calculator */
.calc { margin: 1.2em 0 1.6em; padding: 20px 22px; border: 1.5px solid var(--ink); border-radius: var(--r-m); background: #fff; }
.calc__title { font-weight: 800; font-stretch: 112%; font-size: 1.15rem; margin: 0 0 14px !important; }
.calc__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px 14px; }
.calc__field { display: grid; gap: 4px; font-size: 0.88rem; color: var(--ink-2); }
.calc__field .input, .calc__field .select { width: 100%; }
.calc__result { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 16px; padding: 14px 16px; background: var(--frost); border-radius: var(--r-m); }
.calc__result p { margin: 0 !important; display: grid; gap: 2px; }
.calc__label { font-size: 0.82rem; color: var(--ink-2); }
.calc__result strong { font-size: 1.35rem; font-stretch: 110%; color: var(--ink); }
.calc__note { margin: 12px 0 0 !important; font-size: 0.84rem; color: var(--ink-3); }

/* Answers above search results */
.answers { margin-bottom: 18px; padding: 16px 18px; border: 1px solid var(--line); border-left: 4px solid var(--teal); border-radius: var(--r-m); background: var(--frost-2); }
.answers__title { font-weight: 700; margin: 0 0 8px; }
.answers__list { list-style: none; display: grid; gap: 8px; }
.answers__list a { font-weight: 600; }
.answers__list span { display: block; color: var(--ink-2); font-size: 0.9rem; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .grid--4 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .types { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__about { grid-column: 1 / -1; }
  .seo-copy, .seo-copy--home .wrap { grid-template-columns: minmax(0, 1fr); }
  .guide__tool { grid-template-columns: minmax(0, 1fr); }
  .hub__tools, .article__layout { grid-template-columns: minmax(0, 1fr); }
  .article__side { position: static; }
}

@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; gap: 0; }
  .hero__copy { display: contents; }
  .hero__title { order: 1; } .hero__text { order: 2; } .hero__actions { order: 3; }
  .sizer { order: 4; margin-bottom: 28px; }
  .hero__facts { order: 5; }
  .hero__title { max-width: 18ch; }
  .listing__layout { grid-template-columns: 1fr; gap: 12px; }
  .filters { position: static; }
  .filters__toggle { display: flex; justify-content: space-between; align-items: center; min-height: 46px; padding: 10px 16px; border: 1.5px solid var(--ink); border-radius: 6px; font-weight: 700; cursor: pointer; }
  .filters__toggle::after { content: ""; width: 8px; height: 8px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); }
  .filters__panel[open] .filters__toggle::after { transform: rotate(-135deg); }
  .filters__panel[open] .filters__form { padding: 16px 4px 0; }
  .js .filters__actions [data-filter-apply] { display: inline-flex; }
  .product__top, .product__lower, .quote__layout { grid-template-columns: 1fr; }
  .product__ask, .quote__details { position: static; }
}

@media (max-width: 860px) {
  .brandmark__img { height: 58px; }
  .utility__hours { display: none; }
  .utility__inner { justify-content: center; }
  .masthead__inner { grid-template-columns: 1fr auto auto; gap: 10px; }
  .search { grid-column: 1 / -1; grid-row: 2; max-width: none; }
  .quote-btn__label { display: none; }
  .menu-toggle { display: inline-block; }
  .nav { display: none; border-bottom: 0; }
  .nav.is-open { display: block; }
  .nav__inner { flex-direction: column; align-items: stretch; padding-block: 6px 16px; }
  .nav__list { flex-direction: column; gap: 0; }
  .nav__link { width: 100%; padding: 14px 4px; border-bottom: 1px solid var(--line); justify-content: space-between; }
  .nav__link[aria-current] { box-shadow: none; }
  .shop-menu { position: static; box-shadow: none; border: 0; padding: 4px 4px 14px; grid-template-columns: 1fr 1fr; gap: 16px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav__note { padding-top: 12px; }
  .grid--3, .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .types { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: 1fr; gap: 26px; }
  .steps__item, .steps__item + .steps__item { padding: 0; border: 0; display: grid; grid-template-columns: 52px 1fr; column-gap: 12px; }
  .steps__item::before { grid-row: span 2; font-size: 2.2rem; margin: 0; }
  .split { grid-template-columns: 1fr; }
  .split__block, .split__block + .split__block { padding: 28px 0 0; border-left: 0; }
  .split__block + .split__block { margin-top: 28px; border-top: 1px solid var(--line); }
}

@media (max-width: 600px) {
  .hero__facts { grid-template-columns: 1fr; }
  .hero__facts li, .hero__facts li + li { padding: 10px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .hero__actions .btn { flex: 1 1 100%; }
  .form__grid { grid-template-columns: 1fr; }
  .brands__row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .brands__item { border-left: 0; border-right: 0 !important; border-bottom: 1px solid var(--line); min-height: 76px; padding: 14px 6px; }
  .brands__name { font-size: 1.05rem; }
  .footer__grid { grid-template-columns: 1fr; gap: 26px; }
  .guide__cols { grid-template-columns: minmax(0, 1fr); }
  .hub__toolcards { grid-template-columns: minmax(0, 1fr); }
  .calc__result { grid-template-columns: minmax(0, 1fr); }
  .hub__ask { padding: 22px 18px; }
  .line { grid-template-columns: 72px minmax(0, 1fr); grid-template-areas: "m i" "q t"; row-gap: 10px; }
  .line__media { grid-area: m; }
  .line__info { grid-area: i; }
  .line__qty { grid-area: q; grid-auto-flow: column; justify-content: start; align-items: center; gap: 10px; grid-column: 1 / 2; }
  .line__qty { grid-column: 1 / -1; }
  .line__total { grid-area: t; grid-column: 2; grid-row: 2; align-self: center; }
  .toolbar { align-items: stretch; }
  .sort { justify-content: space-between; width: 100%; }
}

@media (max-width: 540px) {
  .grid--3, .grid--4 { grid-template-columns: 1fr; gap: 12px; }
  .card { display: grid; grid-template-columns: 128px minmax(0, 1fr); }
  .card__media { aspect-ratio: auto; height: 100%; min-height: 128px; }
  .card__body { padding: 12px 12px 14px; }
  .card__title { font-size: 0.96rem; -webkit-line-clamp: 3; margin-bottom: 8px; }
  .plate--card { grid-auto-flow: row; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plate--card > div:nth-child(3) { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--line); }
  .badge { top: 6px; left: 6px; font-size: 0.72rem; }
  .badge--stock { display: none; }
  .types { grid-template-columns: 1fr 1fr; gap: 12px; }
  .types__name { font-size: 0.98rem; }
  .sizer__body, .sizer__result, .sizer__note { margin-inline: 0; }
  .sizer__body { padding-inline: 16px; }
  .sizer__result { margin: 10px 16px 14px; }
  .sizer > .btn { margin: 0 16px; width: calc(100% - 32px); }
  .sizer__note { margin: 10px 16px 16px; }
  .plate--product > div { grid-template-columns: 7.5em 1fr; }
  .shop-menu { grid-template-columns: 1fr; }
}