*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink:       #1A1714;
  --ink-soft:  #2C2825;
  --red:       #C41A0F;
  --red-light: #FF6B62;
  --wa:        #25D366;
  --wa-hover:  #1DAE56;
  --white:     #FFFFFF;
  --off-white: #F6F5F2;
  --stone:     #8A857F;
  --rule:      #E0DDD8;
  --f:         'Inter', system-ui, -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--f);
  color: var(--ink);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── NAV ─────────────────────────────────── */
nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  height: 60px;
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-logo { display: flex; align-items: center; }
.nav-logo svg { height: 24px; display: block; }

.btn-wa-sm {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--wa);
  color: var(--white);
  font-family: var(--f);
  font-size: 13px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 6px;
  text-decoration: none;
  transition: background .2s;
  white-space: nowrap;
}
.btn-wa-sm:hover { background: var(--wa-hover); }

/* ── HERO ────────────────────────────────── */
#hero {
  background: var(--ink);
  min-height: 100svh;
  padding: 60px 0 0;
  display: flex;
  align-items: center;
}
.hero-left {
  padding: clamp(60px, 10vh, 120px) clamp(20px, 5vw, 72px);
  max-width: 820px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--red-light);
  margin-bottom: 28px;
}
.hero-tag::before { content: ''; width: 28px; height: 1px; background: var(--red-light); }

.hero-h1 {
  font-size: clamp(38px, 5vw, 68px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.04;
  letter-spacing: -.03em;
  margin-bottom: 24px;
}
.hero-h1 strong { color: var(--red-light); font-weight: 900; }

.hero-p {
  font-size: clamp(15px, 1.5vw, 17px);
  color: rgba(255,255,255,0.5);
  line-height: 1.75;
  max-width: 440px;
  margin-bottom: 44px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 52px; }

.btn-wa-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--wa);
  color: var(--white);
  font-family: var(--f);
  font-size: 15px;
  font-weight: 700;
  padding: 14px 24px;
  border-radius: 8px;
  text-decoration: none;
  transition: background .2s, transform .15s;
}
.btn-wa-hero:hover { background: var(--wa-hover); transform: translateY(-2px); }

.btn-email-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: rgba(255,255,255,0.7);
  font-family: var(--f);
  font-size: 15px;
  font-weight: 600;
  padding: 14px 24px;
  border-radius: 8px;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.15);
  transition: border-color .2s, color .2s;
}
.btn-email-hero:hover { border-color: rgba(255,255,255,0.4); color: var(--white); }

.hero-trust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.hero-trust-item {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}
.hero-trust-item::before { content: '✓'; color: var(--wa); font-size: 10px; }

/* ── TRUST BAND ──────────────────────────── */
#trust {
  background: var(--red);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.trust-cell {
  padding: 24px clamp(16px, 3vw, 36px);
  border-right: 1px solid rgba(255,255,255,0.18);
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.trust-cell:last-child { border-right: none; }
.trust-val {
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.02em;
  line-height: 1;
}
.trust-desc {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* ── SECTION CHROME ──────────────────────── */
.sec-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
}
.sec-title {
  font-size: clamp(28px, 3.5vw, 46px);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.08;
  color: var(--ink);
  margin-bottom: 14px;
}
.sec-sub {
  font-size: 16px;
  color: var(--stone);
  line-height: 1.75;
  max-width: 540px;
}

/* ── PRODUCTS ────────────────────────────── */
#products {
  padding: clamp(64px, 9vw, 112px) clamp(20px, 5vw, 72px);
  background: var(--off-white);
}
.products-header { margin-bottom: 28px; }

.moq-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  background: rgba(196,26,15,.08);
  border: 1px solid rgba(196,26,15,.18);
  padding: 8px 14px;
  border-radius: 8px;
  margin: 18px 0 28px;
}
.moq-note strong { color: var(--red); font-weight: 800; }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}
.filter-chip {
  font-family: var(--f);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--rule);
  padding: 8px 16px;
  border-radius: 20px;
  cursor: pointer;
  transition: all .2s;
}
.filter-chip:hover { border-color: var(--ink); }
.filter-chip.active {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}
.pcard.is-hidden { display: none; }

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.pcard {
  background: var(--white);
  border-radius: 14px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 220px 1fr;
  box-shadow: 0 1px 2px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.05);
  transition: box-shadow .25s, transform .25s;
}
.pcard:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,.08), 0 16px 40px rgba(0,0,0,.1);
  transform: translateY(-3px);
}
.pcard-photo {
  overflow: hidden;
  background: var(--off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  min-height: 200px;
}
.pcard-photo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: transform .45s ease;
}
.pcard:hover .pcard-photo img { transform: scale(1.04); }
.pcard-photo-link { display: block; }

.pcard-body {
  padding: 28px 24px 24px;
  display: flex;
  flex-direction: column;
}
.pcard-badge {
  display: inline-block;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 12px;
  width: max-content;
}
.badge-a { background: rgba(26,23,20,.07); color: #5A5552; }
.badge-d { background: rgba(196,26,15,.1);  color: var(--red); }

.pcard-name  { font-size: 18px; font-weight: 800; letter-spacing: -.01em; color: var(--ink); line-height: 1.2; margin-bottom: 4px; }
.pcard-name-link { text-decoration: none; }
.pcard-model { font-size: 12px; color: var(--stone); font-weight: 500; margin-bottom: 16px; }

.pcard-specs { list-style: none; display: flex; flex-direction: column; gap: 5px; flex: 1; margin-bottom: 20px; }
.pcard-specs li { font-size: 13px; color: #4E4A47; line-height: 1.4; display: flex; gap: 8px; }
.pcard-specs li::before { content: '—'; color: var(--red); font-weight: 700; flex-shrink: 0; font-size: 12px; margin-top: 1px; }

.pcard-btns { display: flex; flex-wrap: wrap; gap: 8px; }

.btn-pcard {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--f);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink);
  background: var(--off-white);
  border: 1px solid var(--rule);
  padding: 9px 14px;
  border-radius: 7px;
  text-decoration: none;
  width: max-content;
  transition: all .2s;
}
.btn-pcard:hover { background: var(--wa); color: var(--white); border-color: var(--wa); }
.btn-pcard-outline { background: var(--white); }
.btn-pcard-outline:hover { background: var(--ink); color: var(--white); border-color: var(--ink); }

/* ── ABOUT ───────────────────────────────── */
#about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  padding: clamp(64px, 9vw, 112px) clamp(20px, 5vw, 72px);
  align-items: center;
}
.about-body p { font-size: 16px; color: #58544F; line-height: 1.85; margin-top: 20px; }

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--rule);
  border-radius: 14px;
  overflow: hidden;
}
.stat-cell { background: var(--off-white); padding: clamp(24px, 3vw, 40px) clamp(20px, 3vw, 36px); }
.stat-num {
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 900;
  letter-spacing: -.03em;
  color: var(--ink);
  line-height: 1;
}
.stat-num sup { font-size: 55%; font-weight: 700; color: var(--red); vertical-align: super; }
.stat-label { font-size: 12px; color: var(--stone); font-weight: 600; margin-top: 6px; letter-spacing: .02em; line-height: 1.4; }

/* ── OEM STRIP ───────────────────────────── */
#oem {
  background: var(--ink-soft);
  padding: clamp(48px, 7vw, 80px) clamp(20px, 5vw, 72px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.oem-text .sec-title { color: var(--white); }
.oem-text .sec-sub { color: rgba(255,255,255,0.45); max-width: 420px; }
.oem-points { display: flex; flex-direction: column; gap: 16px; }
.oem-point { display: flex; gap: 14px; align-items: flex-start; }
.oem-point-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(196,26,15,0.2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}
.oem-point-body { padding-top: 2px; }
.oem-point-title { font-size: 14px; font-weight: 700; color: var(--white); margin-bottom: 2px; }
.oem-point-desc  { font-size: 13px; color: rgba(255,255,255,0.4); line-height: 1.5; }

/* ── CONTACT ─────────────────────────────── */
#contact {
  background: var(--ink);
  padding: clamp(72px, 10vw, 120px) clamp(20px, 5vw, 72px);
}
.contact-inner { max-width: 560px; margin: 0 auto; text-align: center; }
.contact-inner .sec-label  { color: rgba(255,255,255,0.35); }
.contact-inner .sec-title  { color: var(--white); }
.contact-inner .sec-sub    { color: rgba(255,255,255,0.45); margin: 14px auto 48px; }

.contact-btns { display: flex; flex-direction: column; gap: 12px; align-items: center; margin-bottom: 48px; }

.btn-wa-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--wa);
  color: var(--white);
  font-family: var(--f);
  font-size: 15px;
  font-weight: 700;
  padding: 16px 24px;
  border-radius: 10px;
  text-decoration: none;
  width: 100%;
  max-width: 400px;
  transition: background .2s, transform .15s;
}
.btn-wa-cta:hover { background: var(--wa-hover); transform: translateY(-2px); }
.btn-wa-cta .wa-left { display: flex; align-items: center; gap: 12px; }

.btn-email-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: transparent;
  color: rgba(255,255,255,0.65);
  font-family: var(--f);
  font-size: 15px;
  font-weight: 600;
  padding: 16px 24px;
  border-radius: 10px;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.15);
  width: 100%;
  max-width: 400px;
  transition: all .2s;
}
.btn-email-cta:hover { border-color: rgba(255,255,255,0.4); color: var(--white); }

.contact-address { font-size: 13px; color: rgba(255,255,255,0.25); line-height: 2; }

/* ── FOOTER ──────────────────────────────── */
footer {
  background: #0E0C0A;
  padding: 20px clamp(20px, 5vw, 72px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
footer svg { height: 18px; opacity: .3; }
.footer-copy { font-size: 11.5px; color: rgba(255,255,255,0.2); }

/* ── BREADCRUMB (product pages) ──────────── */
.breadcrumb {
  padding: 84px clamp(20px, 5vw, 72px) 0;
  font-size: 12.5px;
  color: var(--stone);
  font-weight: 500;
}
.breadcrumb a { color: var(--stone); text-decoration: none; }
.breadcrumb a:hover { color: var(--red); }
.breadcrumb .sep { margin: 0 6px; color: var(--rule); }
.breadcrumb .current { color: var(--ink); font-weight: 600; }

/* ── PRODUCT DETAIL ───────────────────────── */
#product-hero {
  padding: 28px clamp(20px, 5vw, 72px) clamp(64px, 9vw, 112px);
}
.product-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 560px) 1fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: start;
}
.product-info { padding-top: 8px; }
.product-info .sec-title { margin-top: 10px; }
.product-info .sec-sub { max-width: none; margin-bottom: 32px; }

.spec-list { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 36px; }
.spec-list li {
  font-size: 15px;
  color: #4E4A47;
  line-height: 1.5;
  display: flex;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}
.spec-list li::before { content: '—'; color: var(--red); font-weight: 700; flex-shrink: 0; }
.spec-list li strong { color: var(--ink); font-weight: 700; }

.product-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.product-cta .btn-wa-hero,
.product-cta .btn-email-hero { color: var(--white); }
.product-cta .btn-email-hero { color: var(--ink); border-color: var(--rule); }
.product-cta .btn-email-hero:hover { border-color: var(--ink); color: var(--ink); }

/* ── CAROUSEL ─────────────────────────────── */
.carousel { display: flex; flex-direction: column; gap: 12px; }
.carousel-stage {
  position: relative;
  background: var(--off-white);
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: pan-y;
}
.carousel-stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  padding: 24px;
  user-select: none;
  -webkit-user-drag: none;
}
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(26,23,20,0.55);
  color: var(--white);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.carousel-arrow:hover { background: rgba(26,23,20,0.85); }
.carousel-prev { left: 12px; }
.carousel-next { right: 12px; }
.carousel-counter {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(26,23,20,0.55);
  color: var(--white);
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}
.carousel-thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
}
.carousel-thumb {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  padding: 0;
  cursor: pointer;
  background: var(--off-white);
  opacity: .6;
  transition: opacity .2s, border-color .2s;
}
.carousel-thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }
.carousel-thumb.active { border-color: var(--red); opacity: 1; }

/* ── ENQUIRE MODAL ────────────────────────── */
.wa-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26,23,20,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.wa-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.wa-modal {
  background: var(--white);
  border-radius: 16px;
  width: 100%;
  max-width: 420px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 28px;
  position: relative;
  transform: translateY(12px);
  transition: transform .2s;
}
.wa-modal-overlay.open .wa-modal { transform: translateY(0); }
.wa-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--off-white);
  color: var(--ink);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.wa-modal-close:hover { background: var(--rule); }
.wa-modal-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 6px;
  padding-right: 32px;
}
.wa-modal-sub {
  font-size: 13px;
  color: var(--stone);
  line-height: 1.5;
  margin-bottom: 24px;
}
.wa-modal-sub strong { color: var(--ink); }

.wa-field { margin-bottom: 18px; }
.wa-field label {
  display: block;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.wa-radio-group { display: flex; gap: 10px; }
.wa-radio-option {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: all .15s;
}
.wa-radio-option input { accent-color: var(--wa); }
.wa-radio-option:has(input:checked) {
  border-color: var(--wa);
  background: rgba(37,211,102,.08);
}
.wa-field input[type="text"],
.wa-field textarea {
  width: 100%;
  font-family: var(--f);
  font-size: 14px;
  color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 10px 12px;
  resize: vertical;
}
.wa-field input[type="text"]:focus,
.wa-field textarea:focus { outline: none; border-color: var(--wa); }
.wa-field-error {
  font-size: 11.5px;
  color: var(--red);
  margin-top: 6px;
  display: none;
}
.wa-field.has-error .wa-field-error { display: block; }
.wa-field.has-error input,
.wa-field.has-error textarea { border-color: var(--red); }

.wa-modal-submit {
  width: 100%;
  background: var(--wa);
  color: var(--white);
  font-family: var(--f);
  font-size: 15px;
  font-weight: 700;
  padding: 14px 24px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background .2s;
  margin-top: 6px;
}
.wa-modal-submit:hover { background: var(--wa-hover); }

/* ── RESPONSIVE ──────────────────────────── */
@media (max-width: 960px) {
  #trust { grid-template-columns: repeat(2, 1fr); }
  .trust-cell { border-bottom: 1px solid rgba(255,255,255,0.18); }
  .trust-cell:nth-child(2n) { border-right: none; }
  .trust-cell:nth-last-child(-n+2) { border-bottom: none; }
  .products-grid { grid-template-columns: 1fr; }
  .pcard { grid-template-columns: 200px 1fr; }
  #about { grid-template-columns: 1fr; }
  #oem   { grid-template-columns: 1fr; gap: 40px; }
  .product-hero-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  #trust { grid-template-columns: repeat(2, 1fr); }
  .pcard { grid-template-columns: 1fr; }
  .pcard-photo { height: 220px; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  footer { flex-direction: column; text-align: center; }
  .carousel-thumb { width: 52px; height: 52px; }
}