/* =========================================================
   BBS Ltd — brochure site styles
   Palette derived from the BBS Ltd logo (brick red / charcoal)
   Mobile-first, no external dependencies.
   ========================================================= */

:root {
  --brick: #B03A2E;
  --brick-dark: #8E2E24;
  --brick-tint: rgba(176, 58, 46, 0.12);
  --ink: #1A1A1A;
  --ink-soft: #232323;
  --ink-line: #333;
  --paper: #F5F5F5;
  --white: #FFFFFF;
  --muted-light: #555555;
  --muted-dark: rgba(255, 255, 255, 0.74);

  --maxw: 1140px;
  --radius: 12px;
  --radius-sm: 8px;
  --gap: clamp(1rem, 3vw, 2rem);
  --section-y: clamp(3.5rem, 8vw, 6rem);

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 18px 50px rgba(0, 0, 0, 0.22);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
}

img, svg, iframe { max-width: 100%; }
img { height: auto; display: block; }

a { color: var(--brick); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { line-height: 1.15; margin: 0 0 0.5em; letter-spacing: -0.02em; }

p { margin: 0 0 1rem; }

:focus-visible { outline: 3px solid var(--brick); outline-offset: 2px; border-radius: 4px; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }

.skip-link {
  position: absolute; left: 0; top: -60px; background: var(--brick); color: #fff;
  padding: 0.6rem 1rem; border-radius: 0 0 var(--radius-sm) 0; z-index: 1000; transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font: inherit; font-weight: 700; letter-spacing: 0.01em; line-height: 1;
  padding: 0.85rem 1.4rem; border-radius: var(--radius-sm); border: 2px solid transparent;
  cursor: pointer; text-decoration: none; transition: transform 0.06s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--brick); color: #fff; border-color: var(--brick); }
.btn--primary:hover { background: var(--brick-dark); border-color: var(--brick-dark); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.5); }
.btn--ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.08); }
.btn--phone { background: var(--brick); color: #fff; padding: 0.6rem 1rem; border-radius: var(--radius-sm); }
.btn--phone:hover { background: var(--brick-dark); }
.btn--block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(26, 26, 26, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--ink-line);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 1rem; }
.header__logo { height: 40px; width: auto; }
.header__brand { display: inline-flex; }

.nav-toggle {
  display: inline-flex; flex-direction: column; gap: 5px; background: none; border: 0;
  padding: 10px; cursor: pointer; margin-right: -10px;
}
.nav-toggle__bar { width: 26px; height: 2px; background: #fff; border-radius: 2px; transition: transform 0.2s, opacity 0.2s; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.primary-nav {
  display: none; position: absolute; left: 0; right: 0; top: 100%;
  background: var(--ink); border-bottom: 1px solid var(--ink-line);
  flex-direction: column; padding: 0.5rem clamp(1rem, 4vw, 2rem) 1.25rem;
}
.primary-nav.is-open { display: flex; }
.primary-nav__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.primary-nav__list a {
  display: block; color: #fff; font-weight: 600; padding: 0.85rem 0;
  border-bottom: 1px solid var(--ink-line); text-decoration: none;
}
.primary-nav__list a:hover { color: var(--brick); }
.primary-nav .btn--phone { margin-top: 1rem; }

@media (min-width: 860px) {
  .nav-toggle { display: none; }
  .primary-nav {
    display: flex; position: static; flex-direction: row; align-items: center; gap: 1.75rem;
    background: none; border: 0; padding: 0;
  }
  .primary-nav__list { flex-direction: row; gap: 1.75rem; }
  .primary-nav__list a { padding: 0.25rem 0; border: 0; }
  .primary-nav .btn--phone { margin-top: 0; }
}

/* ---------- Sections ---------- */
.section { padding-block: var(--section-y); }
.section--light { background: var(--paper); color: var(--ink); }
.section--dark { background: var(--ink); color: #fff; }
.section__head { max-width: 720px; margin-bottom: clamp(2rem, 5vw, 3rem); }
.section__title { font-size: clamp(1.7rem, 4.5vw, 2.6rem); font-weight: 800; }
.section__intro { font-size: 1.125rem; color: var(--muted-light); margin: 0; }
.section--dark .section__intro { color: var(--muted-dark); }
.section__cta { margin-top: 2.5rem; }

.eyebrow {
  text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.8rem; font-weight: 700;
  color: var(--brick); margin: 0 0 0.6rem;
}
.eyebrow--accent { color: #fff; display: inline-block; background: var(--brick); padding: 0.3rem 0.7rem; border-radius: 4px; letter-spacing: 0.1em; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(120% 120% at 85% -10%, rgba(176, 58, 46, 0.35) 0%, rgba(176, 58, 46, 0) 55%),
    var(--ink);
  color: #fff;
  padding-block: clamp(3.5rem, 9vw, 7rem);
  border-bottom: 4px solid var(--brick);
}
.hero__eyebrow {
  text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.82rem; font-weight: 700;
  color: var(--brick); margin: 0 0 1rem;
}
.hero__title {
  font-size: clamp(2.1rem, 7vw, 4rem); font-weight: 900; max-width: 16ch; margin: 0 0 1.25rem;
}
.hero__title .hl { color: var(--brick); }
.hero__lead { font-size: clamp(1.05rem, 2.4vw, 1.3rem); color: var(--muted-dark); max-width: 56ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 1.75rem; }
.hero__pills { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem; padding: 0; margin: 2.25rem 0 0; }
.hero__pill {
  font-size: 0.85rem; font-weight: 600; padding: 0.45rem 0.85rem; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.25); color: var(--muted-dark);
}
.hero__pill--lead { background: var(--brick); border-color: var(--brick); color: #fff; }

/* ---------- Shop grid / cards ---------- */
.shop-grid { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 620px) { .shop-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .shop-grid { grid-template-columns: repeat(3, 1fr); } }

.card {
  position: relative; background: #fff; border: 1px solid #e6e6e6; border-radius: var(--radius);
  box-shadow: var(--shadow); display: flex; flex-direction: column; overflow: hidden;
}
.card--featured {
  border-color: var(--brick); box-shadow: var(--shadow-lg);
  grid-column: 1 / -1; background: linear-gradient(180deg, #fff 0%, var(--brick-tint) 100%);
}
@media (min-width: 960px) { .card--featured { grid-column: span 3; flex-direction: row; align-items: stretch; } }
.card__badge {
  position: absolute; top: 0.85rem; left: 0.85rem; z-index: 2; background: var(--brick); color: #fff;
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 0.3rem 0.6rem; border-radius: 999px;
}
.card__media { flex: none; aspect-ratio: 4 / 3; background: #e8e8e8; overflow: hidden; }
.card__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (min-width: 960px) { .card--featured .card__media { width: 38%; aspect-ratio: auto; } }
.card__content { padding: 1.6rem; display: flex; gap: 1rem; flex: 1; }
.card--featured .card__content { padding: 1.85rem clamp(1.6rem, 3vw, 2.4rem); }
.card__icon {
  width: 40px; height: 40px; color: var(--brick); flex: none;
  background: var(--brick-tint); border-radius: 10px; padding: 8px;
}
.card__icon svg { width: 100%; height: 100%; }
.card__title { font-size: 1.3rem; font-weight: 800; }
.card--featured .card__title { font-size: 1.7rem; }
.card__summary { color: var(--muted-light); margin-bottom: 1rem; }
.card__list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.4rem 1rem; }
.card--featured .card__list { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 620px) { .card--featured .card__list { grid-template-columns: repeat(3, 1fr); } }
.card__list li { position: relative; padding-left: 1.25rem; font-size: 0.95rem; }
.card__list li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 7px; height: 7px; background: var(--brick); border-radius: 2px; }
.card__body { flex: 1; min-width: 0; }

.shop-note {
  margin-top: 2rem; padding: 1rem 1.25rem; background: #fff; border-left: 4px solid var(--brick);
  border-radius: var(--radius-sm); color: var(--ink); box-shadow: var(--shadow); font-size: 0.98rem;
}

/* ---------- Brands strip ---------- */
.brands__grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); grid-template-columns: 1fr; align-items: center; }
@media (min-width: 860px) { .brands__grid { grid-template-columns: 1.1fr 1fr; } }
.brands__photo { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid var(--ink-line); }
.brands__photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brands__list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem; padding: 0; margin: 1.5rem 0 0; }
.brands__list li {
  font-weight: 700; font-size: 0.95rem; color: #fff; background: var(--ink-soft);
  border: 1px solid var(--ink-line); border-radius: 999px; padding: 0.5rem 1rem;
}

/* ---------- Gallery ---------- */
.gallery__grid { display: grid; gap: var(--gap); grid-template-columns: repeat(2, 1fr); }
@media (min-width: 700px) { .gallery__grid { grid-template-columns: repeat(3, 1fr); } }
.gallery__item { aspect-ratio: 1 / 1; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.3s ease; }
.gallery__item:hover img { transform: scale(1.05); }
.gallery__tour { margin: 2.25rem 0 0; }
.btn--ghost-dark { background: transparent; color: var(--ink); border-color: rgba(0, 0, 0, 0.25); }
.btn--ghost-dark:hover { border-color: var(--ink); background: rgba(0, 0, 0, 0.05); }

/* ---------- Contracting / services ---------- */
.services-grid { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 620px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }
.service {
  background: var(--ink-soft); border: 1px solid var(--ink-line); border-radius: var(--radius);
  padding: 1.5rem; border-top: 3px solid var(--brick);
}
.service__title { font-size: 1.2rem; font-weight: 800; color: #fff; }
.service__summary { color: var(--muted-dark); margin: 0; font-size: 0.97rem; }

/* ---------- About ---------- */
.about__grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); grid-template-columns: 1fr; align-items: start; }
@media (min-width: 900px) { .about__grid { grid-template-columns: 1.2fr 1fr; } }
.about__lead { font-size: 1.2rem; font-weight: 600; color: var(--ink); }
.about__copy p { color: var(--muted-light); }
.about__copy .about__lead { color: var(--ink); }
.about__points { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; }
@media (min-width: 520px) { .about__points { grid-template-columns: repeat(2, 1fr); } }
.about__point { background: #fff; border: 1px solid #e6e6e6; border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow); }
.about__point-title { font-size: 1.05rem; font-weight: 800; color: var(--brick); margin-bottom: 0.35rem; }
.about__point p { margin: 0; color: var(--muted-light); font-size: 0.95rem; }

/* ---------- Contact ---------- */
.contact__grid { display: grid; gap: clamp(2rem, 5vw, 3.5rem); grid-template-columns: 1fr; }
@media (min-width: 900px) { .contact__grid { grid-template-columns: 1fr 1fr; } }

.contact-form { background: var(--ink-soft); border: 1px solid var(--ink-line); border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2rem); }
.form-row { margin-bottom: 1.1rem; }
.form-row--hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }
.form-row label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 0.4rem; color: #fff; }
.req { color: var(--brick); }
.form-row input, .form-row textarea {
  width: 100%; font: inherit; color: var(--ink); background: #fff;
  border: 1px solid #444; border-radius: var(--radius-sm); padding: 0.7rem 0.85rem;
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-row input:focus, .form-row textarea:focus { outline: 2px solid var(--brick); outline-offset: 1px; border-color: var(--brick); }
.form-row--split { display: grid; gap: 1.1rem; }
@media (min-width: 480px) { .form-row--split { grid-template-columns: 1fr 1fr; } }
.form-col { display: block; }

.form-status { margin: 1rem 0 0; font-weight: 600; min-height: 1.2em; }
.form-status.is-error { color: #ff9b8f; }
.form-status.is-success { color: #7ee0a0; }
.form-fallback { margin: 1rem 0 0; color: var(--muted-dark); font-size: 0.92rem; }
.form-fallback a { color: #fff; text-decoration: underline; }

.contact__subhead { font-size: 1.3rem; font-weight: 800; color: #fff; margin-bottom: 0.5rem; }
.contact__address { font-style: normal; color: var(--muted-dark); margin-bottom: 1rem; }
.contact__list { list-style: none; padding: 0; margin: 0 0 1rem; }
.contact__list li { margin-bottom: 0.35rem; }
.contact__list strong { display: inline-block; min-width: 70px; color: var(--muted-dark); font-weight: 600; }
.contact__list a { color: #fff; }
.contact__hours { list-style: none; padding: 0; margin: 0 0 1.5rem; border-top: 1px solid var(--ink-line); }
.contact__hours li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.5rem 0; border-bottom: 1px solid var(--ink-line); color: var(--muted-dark); font-size: 0.95rem; }
.map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--ink-line); line-height: 0; }
.map iframe { display: block; }
.map__link { margin: 0.75rem 0 0; }
.map__link a { color: #fff; text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer { background: #111; color: var(--muted-dark); padding-block: clamp(2.5rem, 6vw, 4rem) 1.5rem; }
.footer__grid { display: grid; gap: 2rem; grid-template-columns: 1fr; }
@media (min-width: 620px) { .footer__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .footer__grid { grid-template-columns: 1.4fr repeat(3, 1fr); } }
.footer__logo { height: 40px; width: auto; margin-bottom: 0.85rem; }
.footer__tagline { color: #fff; font-weight: 700; margin: 0 0 0.25rem; }
.footer__blurb { font-size: 0.92rem; margin: 0; }
.footer__heading { font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.1em; color: #fff; margin: 0 0 0.85rem; }
.footer__address { font-style: normal; margin-bottom: 0.75rem; }
.footer__list { list-style: none; padding: 0; margin: 0; }
.footer__list li { margin-bottom: 0.4rem; }
.footer__list a { color: var(--muted-dark); }
.footer__list a:hover { color: #fff; }
.footer__hours li { display: flex; justify-content: space-between; gap: 0.75rem; font-size: 0.9rem; }
.footer__legal {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem;
  margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid #2a2a2a; font-size: 0.85rem;
}
.footer__legal p { margin: 0; }

/* ---------- Gateway split landing ---------- */
.gateway { background: var(--ink); color: #fff; border-bottom: 4px solid var(--brick); }
.gateway__intro { text-align: center; max-width: 840px; padding-block: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 4vw, 2.5rem); }
.gateway__eyebrow { text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.8rem; font-weight: 700; color: var(--brick); margin: 0 0 1rem; }
.gateway__title { font-size: clamp(1.9rem, 5vw, 3.1rem); font-weight: 900; margin: 0 0 1rem; }
.gateway__title .hl { color: var(--brick); }
.gateway__lead { font-size: clamp(1.02rem, 2.2vw, 1.2rem); color: var(--muted-dark); margin: 0 auto; max-width: 60ch; }

.gateway__split { display: flex; flex-direction: column; min-height: 58vh; }
@media (min-width: 780px) { .gateway__split { flex-direction: row; min-height: 62vh; } }

.panel {
  position: relative; flex: 1 1 50%; display: flex; align-items: flex-end;
  padding: clamp(1.75rem, 4vw, 3.5rem); color: #fff; text-decoration: none; overflow: hidden;
  transition: flex-grow 0.45s ease;
}
.panel:hover { text-decoration: none; }
.panel--shop {
  background:
    linear-gradient(155deg, rgba(197, 72, 58, 0.92) 0%, rgba(176, 58, 46, 0.93) 55%, rgba(142, 46, 36, 0.96) 100%),
    url("/assets/img/shop/boiler-spares-store.webp") center / cover no-repeat;
}
.panel--contracting {
  background:
    linear-gradient(155deg, rgba(44, 44, 44, 0.88) 0%, rgba(35, 35, 35, 0.9) 60%, rgba(19, 19, 19, 0.95) 100%),
    url("/assets/img/shop/boilers-display.webp") center / cover no-repeat;
}
.panel + .panel { border-top: 2px solid rgba(255, 255, 255, 0.12); }
@media (min-width: 780px) { .panel + .panel { border-top: 0; border-left: 2px solid rgba(255, 255, 255, 0.14); } }

.panel__inner { max-width: 32rem; }
.panel__tag {
  display: inline-block; font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; background: #fff; color: var(--brick); padding: 0.32rem 0.65rem;
  border-radius: 999px; margin-bottom: 1rem;
}
.panel__tag--accent { background: var(--brick); color: #fff; }
.panel__title { font-size: clamp(2rem, 5.2vw, 3.1rem); font-weight: 900; margin: 0 0 0.5rem; }
.panel__sub { color: rgba(255, 255, 255, 0.88); margin: 0 0 1.3rem; font-size: 1.05rem; max-width: 34ch; }
.panel__cta { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 800; font-size: 1.05rem; }
.panel__arrow { width: 1.3rem; height: 1.3rem; transition: transform 0.25s ease; }
.panel:hover .panel__arrow, .panel:focus-visible .panel__arrow { transform: translateX(6px); }
.panel:focus-visible { outline: 3px solid #fff; outline-offset: -6px; }

/* Desktop: hovered half expands, the other recedes (pointer devices only) */
@media (min-width: 780px) and (hover: hover) {
  .gateway__split:hover .panel { flex-grow: 0.8; }
  .gateway__split .panel:hover { flex-grow: 1.5; }
}

/* ---------- Sub-page hero (Shop / Contracting) ---------- */
.subhero {
  background: radial-gradient(120% 120% at 85% -10%, rgba(176, 58, 46, 0.32) 0%, rgba(176, 58, 46, 0) 55%), var(--ink);
  color: #fff; padding-block: clamp(3rem, 7vw, 5rem); border-bottom: 4px solid var(--brick);
}
.subhero--contracting {
  background:
    radial-gradient(120% 120% at 85% -10%, rgba(176, 58, 46, 0.32) 0%, rgba(176, 58, 46, 0) 55%),
    linear-gradient(180deg, rgba(26, 26, 26, 0.88) 0%, rgba(26, 26, 26, 0.94) 100%),
    url("/assets/img/shop/boilers-display.webp") center / cover no-repeat;
}
.subhero__title { font-size: clamp(1.9rem, 5vw, 3.1rem); font-weight: 900; max-width: 20ch; margin: 0.6rem 0 1rem; }
.subhero__lead { color: var(--muted-dark); font-size: clamp(1.05rem, 2.3vw, 1.25rem); max-width: 58ch; }

/* ---------- CTA band ---------- */
.btn--light { background: #fff; color: var(--brick); border-color: #fff; }
.btn--light:hover { background: #f0f0f0; border-color: #f0f0f0; }
.cta-band { background: var(--brick); color: #fff; }
.cta-band__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.cta-band h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 800; margin: 0; }
.cta-band p { margin: 0.35rem 0 0; color: rgba(255, 255, 255, 0.9); }
.cta-band .btn--ghost { border-color: rgba(255, 255, 255, 0.7); }

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}