/* ==========================================================================
   TD Supplies — modernized site styles
   Palette:  warm off-white, deep slate-navy, warm rust accent
   ========================================================================== */

:root {
  --bg:        #f5f6f8;
  --bg-alt:    #ffffff;
  --bg-deep:   #0f1e2c;
  --bg-tint:   #eef2f7;
  --surface:   #ffffff;
  --ink:       #0f1e2c;
  --ink-2:     #2d3f52;
  --muted:     #64748b;
  --line:      #e3e7ee;
  --line-2:    #d4dae4;
  --primary:   #143049;     /* deep navy */
  --primary-2: #1f4a6f;
  --accent:    oklch(62% 0.16 35);    /* warm rust/orange */
  --accent-2:  oklch(72% 0.14 60);    /* amber highlight */
  --accent-ink:#7a3215;
  --gold:      oklch(72% 0.10 75);
  --good:      oklch(58% 0.13 150);
  --cream:     #f7e9d0;
  --shadow-sm: 0 1px 2px rgba(15, 30, 44, 0.05), 0 1px 1px rgba(15, 30, 44, 0.04);
  --shadow-md: 0 10px 28px -12px rgba(15, 30, 44, 0.22), 0 2px 6px rgba(15, 30, 44, 0.06);
  --radius:    10px;
  --radius-lg: 14px;

  --maxw: 1180px;
  --pad:  clamp(16px, 3vw, 28px);

  --f-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --f-disp:  'Fraunces', Georgia, serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--f-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--accent-ink); }

h1, h2, h3, h4 { margin: 0; line-height: 1.18; letter-spacing: -0.01em; color: var(--ink); }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.eyebrow {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  margin: 0 0 10px;
}

/* ---------- Announcement bar ---------- */
.announce {
  background: var(--ink);
  color: #e7ddc9;
  font-size: 13px;
}
.announce__inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  padding: 9px var(--pad);
  flex-wrap: wrap;
}
.announce__sep { opacity: 0.5; }

/* ---------- Site header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
}
.brand__logo {
  height: 44px;
  width: auto;
  display: block;
}
.brand__mark {
  width: 40px;
  height: 40px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: var(--primary);
  color: var(--accent-2);
}
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name {
  font-family: var(--f-disp);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.brand__tagline {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav__link {
  color: var(--ink-2);
  font-weight: 500;
  font-size: 14.5px;
  padding: 9px 14px;
  border-radius: 8px;
  transition: background .15s, color .15s;
}
.nav__link:hover { background: var(--bg-alt); color: var(--ink); }
.nav__link.is-active {
  color: var(--ink);
  background: var(--bg-alt);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink);
  padding: 9px 14px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: var(--surface);
}
.header-cta:hover { border-color: var(--ink); color: var(--ink); }

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 40px; height: 40px;
  background: var(--surface);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
  position: relative;
}
.nav-toggle span {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--ink);
  margin: 4px auto;
  transition: transform .2s, opacity .2s;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.mobile-nav {
  display: none;
  flex-direction: column;
  padding: 6px var(--pad) 14px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}
.mobile-nav a {
  padding: 12px 6px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-weight: 500;
}
.mobile-nav a:last-child { border-bottom: none; }

/* ---------- Hero ---------- */
.hero {
  padding: clamp(56px, 9vw, 110px) 0 clamp(56px, 7vw, 96px);
  background:
    radial-gradient(900px 480px at 88% 10%, rgba(31, 74, 111, 0.10), transparent 65%),
    radial-gradient(700px 360px at 8% 90%, oklch(72% 0.14 60 / 0.12), transparent 70%),
    linear-gradient(180deg, #ffffff 0%, var(--bg-tint) 100%);
  border-bottom: 1px solid var(--line);
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.35fr 0.95fr;
  gap: clamp(32px, 5vw, 60px);
  align-items: center;
}
.hero__title {
  font-family: var(--f-disp);
  font-weight: 500;
  font-size: clamp(36px, 5.5vw, 64px);
  letter-spacing: -0.022em;
  line-height: 1.04;
  margin: 0 0 18px;
  text-wrap: balance;
}
.hero__title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 500;
}
.hero__lede {
  font-size: clamp(16px, 1.6vw, 18px);
  color: var(--ink-2);
  max-width: 56ch;
  margin: 0 0 28px;
  text-wrap: pretty;
}
.hero__ctas {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  padding: 13px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, background .15s, border-color .15s, color .15s;
}
.btn--primary {
  background: var(--accent);
  color: #ffffff;
}
.btn--primary:hover { background: var(--accent-ink); color: #ffffff; transform: translateY(-1px); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-2);
}
.btn--ghost:hover { border-color: var(--ink); }

.hero__bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14.5px;
  color: var(--ink-2);
}
.hero__bullets li { display: flex; align-items: center; gap: 10px; }
.dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}

.hero__card {
  background: var(--primary);
  color: #e6eef7;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 24px 50px -22px rgba(15, 30, 44, 0.45), 0 4px 12px rgba(15, 30, 44, 0.08);
  position: relative;
  overflow: hidden;
}
.hero__card::before {
  content: "";
  position: absolute;
  inset: -2px;
  background:
    radial-gradient(360px 200px at 100% 0%, oklch(72% 0.14 60 / 0.35), transparent 60%),
    radial-gradient(280px 200px at 0% 100%, oklch(62% 0.16 35 / 0.22), transparent 60%);
  pointer-events: none;
}
.hero__card > * { position: relative; }
.hero__card-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.hero__stat-num {
  font-family: var(--f-disp);
  font-size: 44px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  color: #ffffff;
}
.hero__stat-label {
  font-size: 13px;
  color: rgba(230, 238, 247, 0.7);
  margin-top: 10px;
  line-height: 1.4;
}
.hero__card-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
  margin: 24px 0;
}
.hero__card-quote {
  margin: 0;
  font-size: 14.5px;
  color: rgba(230, 238, 247, 0.85);
  line-height: 1.55;
}

/* ---------- Sections ---------- */
.section {
  padding: clamp(48px, 7vw, 92px) 0;
}
.section--bestsellers { background: #ffffff; }
.section--faq { background: var(--bg); border-top: 1px solid var(--line); }
.section--categories { background: var(--bg); }

.section__header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.section__title {
  font-family: var(--f-disp);
  font-weight: 500;
  font-size: clamp(28px, 3.5vw, 40px);
  letter-spacing: -0.018em;
  line-height: 1.1;
}
.section__hint, .section__link {
  font-size: 14.5px;
  color: var(--muted);
  margin: 0;
  max-width: 38ch;
}
.section__link {
  color: var(--ink);
  font-weight: 600;
}
.section__link:hover { color: var(--accent-ink); }

/* ---------- Category grid ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.cat {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  color: var(--ink);
  transition: transform .15s ease, border-color .15s, box-shadow .2s;
}
.cat:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--ink);
}
.cat__media {
  aspect-ratio: 4 / 3;
  background: linear-gradient(180deg, #ffffff 0%, #f1f4f9 100%);
  display: grid;
  place-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  padding: 14px;
}
.cat__media img {
  max-width: 88%;
  max-height: 88%;
  width: auto;
  height: auto;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 6px 14px rgba(20, 32, 43, 0.15));
  transition: transform .25s ease;
}
.cat:hover .cat__media img { transform: scale(1.04); }
.cat:hover .cat__media img { transform: scale(1.05); }
.cat__body {
  padding: 14px 16px 18px;
}
.cat__title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
}
.cat__meta {
  font-size: 12.5px;
  color: var(--muted);
  margin: 0;
}

/* ---------- Best sellers ---------- */
.prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.prod {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color .15s, transform .15s, box-shadow .2s;
  display: flex;
  flex-direction: column;
}
.prod:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.prod__media {
  aspect-ratio: 16 / 10;
  background: linear-gradient(180deg, #ffffff 0%, #eef2f7 100%);
  display: grid;
  place-items: center;
  padding: 22px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.prod__media img {
  max-width: 80%;
  max-height: 90%;
  width: auto;
  height: auto;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 8px 18px rgba(20, 32, 43, 0.18));
  transition: transform .25s ease;
}
.prod:hover .prod__media img { transform: scale(1.04); }
.prod__body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}
.prod__brand {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
  font-weight: 600;
}
.prod__title {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0;
}
.prod__title a { color: var(--ink); }
.prod__title a:hover { color: var(--accent-ink); }
.prod__meta { font-size: 13px; margin: 4px 0 0; }
.stock { color: var(--good); font-weight: 600; font-size: 13px; }
.prod__foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  padding-top: 14px;
}
.prod__price {
  font-family: var(--f-disp);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.prod__cta {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.prod__cta:hover { color: var(--accent-ink); }

/* ---------- Brands strip ---------- */
.brands {
  padding: 44px 0;
  background: var(--bg-deep);
  color: #e6eef7;
}
.brands__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: oklch(72% 0.14 60);
  text-align: center;
  margin: 0 0 20px;
  font-weight: 600;
}
.brands__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 40px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.brands__list li {
  font-family: var(--f-disp);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: rgba(230, 238, 247, 0.85);
}

/* ---------- FAQ ---------- */
.faq {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}
.faq__header { position: sticky; top: 96px; }
.faq__lede {
  font-size: 15px;
  color: var(--ink-2);
  margin: 16px 0 0;
  text-wrap: pretty;
}
.faq__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line-2);
}
.qa {
  border-bottom: 1px solid var(--line-2);
}
.qa summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  font-family: var(--f-disp);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.qa summary::-webkit-details-marker { display: none; }
.qa__chev {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--line-2);
  display: grid; place-items: center;
  font-size: 18px;
  color: var(--ink);
  transition: transform .2s ease, background .15s;
  flex: none;
}
.qa[open] .qa__chev { transform: rotate(45deg); background: var(--accent); color: #ffffff; border-color: var(--accent); }
.qa__body {
  padding: 0 0 22px;
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.65;
}
.qa__body p { margin: 0 0 12px; }
.qa__body p:last-child, .qa__body ul:last-child { margin-bottom: 0; }
.qa__body ul { margin: 6px 0 0; padding-left: 18px; }
.qa__body li { margin-bottom: 6px; }

/* ---------- Trust strip ---------- */
.trust {
  padding: 36px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.trust__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
}
.trust__item img {
  max-height: 56px;
  width: auto;
  opacity: 0.9;
  filter: grayscale(20%);
}
.trust__rule {
  width: 1px; height: 36px;
  background: var(--line-2);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #c8d0d9;
  padding: 64px 0 28px;
  margin-top: 0;
}
.site-footer .brand__name { color: #f7e9d0; }
.site-footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
}
.site-footer__about {
  font-size: 14px;
  margin: 14px 0 16px;
  max-width: 38ch;
  color: #98a3af;
  line-height: 1.55;
}
.site-footer__email {
  color: #f7e9d0;
  font-weight: 500;
  font-size: 14.5px;
}
.site-footer__email:hover { color: #fff; }
.site-footer__col h4 {
  color: #f7e9d0;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  margin: 0 0 14px;
  font-family: var(--f-sans);
}
.site-footer__col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.site-footer__col a {
  color: #c8d0d9;
  font-size: 14px;
}
.site-footer__col a:hover { color: #fff; }
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12.5px;
  color: #7d8995;
  flex-wrap: wrap;
  gap: 12px;
}
.site-footer__bottom p { margin: 0; }

/* ---------- Category page ---------- */
.cat-hero {
  padding: clamp(24px, 6vw, 72px) 0 clamp(18px, 4vw, 36px);
  background:
    radial-gradient(700px 320px at 88% 10%, rgba(31, 74, 111, 0.08), transparent 65%),
    linear-gradient(180deg, #ffffff 0%, var(--bg-tint) 100%);
  border-bottom: 1px solid var(--line);
}
.crumbs {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--ink); }
.crumbs__sep { opacity: 0.5; }
.cat-hero__title {
  font-family: var(--f-disp);
  font-weight: 500;
  font-size: clamp(28px, 4.5vw, 52px);
  letter-spacing: -0.02em;
  line-height: 1.06;
  margin: 0 0 12px;
  text-wrap: balance;
}
.cat-hero__lede {
  font-size: clamp(14.5px, 1.4vw, 17px);
  color: var(--ink-2);
  max-width: 60ch;
  margin: 0;
  text-wrap: pretty;
}
@media (max-width: 640px) {
  .cat-hero__title { font-size: 26px; line-height: 1.15; margin-bottom: 8px; }
  .cat-hero__lede { font-size: 14px; line-height: 1.45; }
  .crumbs { margin-bottom: 10px; font-size: 12px; }
}

.section--catalog { padding: clamp(36px, 5vw, 64px) 0 clamp(48px, 6vw, 80px); }

.catalog {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color .15s, box-shadow .2s, transform .15s;
}
.item:hover {
  border-color: var(--ink);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.item__media {
  background: linear-gradient(180deg, #ffffff 0%, #eef2f7 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  padding: 14px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}
.item__media img {
  max-width: 90%;
  max-height: 90%;
  width: auto;
  height: auto;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 6px 14px rgba(20, 32, 43, 0.15));
  transition: transform .25s ease;
}
.item:hover .item__media img { transform: scale(1.04); }
.item__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.item__brand {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
  font-weight: 600;
}
.item__title {
  font-family: var(--f-disp);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.012em;
  line-height: 1.18;
  margin: 0 0 4px;
}
.item__title a { color: var(--ink); }
.item__title a:hover { color: var(--accent-ink); }
.item__model {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}
.item__avail {
  font-size: 13px;
  color: var(--good);
  font-weight: 600;
  margin: 0;
}
.item__avail--ships { color: var(--accent-ink); }
.item__foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.item__price {
  font-family: var(--f-disp);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.item__price-sub {
  font-size: 12px;
  color: var(--muted);
  font-family: var(--f-sans);
  font-weight: 500;
  letter-spacing: 0;
  margin-left: 6px;
}
.item__actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
.btn--sm {
  font-size: 13px;
  padding: 9px 16px;
}
.btn--cart {
  background: var(--accent);
  color: #fff;
}
.btn--cart:hover { background: var(--accent-ink); color: #fff; }
.btn--info {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-2);
}
.btn--info:hover { border-color: var(--ink); }

.catalog-aside {
  background: var(--bg-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 3vw, 32px);
  margin-top: 36px;
  text-align: center;
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.6;
}
.catalog-aside p { margin: 0; max-width: 70ch; margin-left: auto; margin-right: auto; }
.catalog-aside a { font-weight: 600; }

@media (max-width: 880px) {
  .catalog { grid-template-columns: 1fr; }
}

/* ---------- Product page ---------- */
.pdp {
  padding: clamp(28px, 4vw, 48px) 0 clamp(48px, 6vw, 80px);
}
.pdp__top {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}
.pdp__gallery {
  background: linear-gradient(180deg, #ffffff 0%, #eef2f7 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  display: grid;
  place-items: center;
  padding: clamp(24px, 4vw, 48px);
  aspect-ratio: 4 / 3;
  position: sticky;
  top: 96px;
}
.pdp__gallery img {
  max-width: 80%;
  max-height: 80%;
  width: auto;
  height: auto;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: drop-shadow(0 12px 28px rgba(20, 32, 43, 0.18));
}
.pdp__brand {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  margin: 0 0 10px;
}
.pdp__title {
  font-family: var(--f-disp);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 40px);
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin: 0 0 14px;
  text-wrap: balance;
}
.pdp__sub {
  font-size: 15.5px;
  color: var(--ink-2);
  margin: 0 0 24px;
  text-wrap: pretty;
}
.pdp__pricerow {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin: 0 0 18px;
}
.pdp__price {
  font-family: var(--f-disp);
  font-size: 38px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1;
}
.pdp__avail {
  font-size: 14px;
  color: var(--good);
  font-weight: 600;
}
.pdp__buyrow {
  display: flex;
  gap: 10px;
  align-items: stretch;
  margin: 0 0 22px;
  flex-wrap: wrap;
}
.qty {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: var(--surface);
  overflow: hidden;
}
.qty button {
  width: 40px;
  height: 44px;
  background: transparent;
  border: 0;
  font-size: 20px;
  color: var(--ink);
  cursor: pointer;
  font-family: var(--f-sans);
}
.qty button:hover { background: var(--bg-tint); }
.qty input {
  width: 44px;
  height: 44px;
  border: 0;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  font-family: var(--f-sans);
  background: transparent;
  -moz-appearance: textfield;
}
.qty input::-webkit-outer-spin-button,
.qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.btn--cart-lg {
  flex: 1;
  min-width: 200px;
  justify-content: center;
  padding: 14px 28px;
  font-size: 15px;
  background: var(--accent);
  color: #fff;
}
.btn--cart-lg:hover { background: var(--accent-ink); color: #fff; }
.pdp__support {
  font-size: 13.5px;
  color: var(--muted);
  margin: 0 0 28px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.pdp__support a { color: var(--ink); font-weight: 600; }
.pdp__support span { display: inline-flex; align-items: center; gap: 6px; }

.pdp__specs {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  border-top: 1px solid var(--line-2);
}
.pdp__specs li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
  align-items: baseline;
}
.pdp__specs dt-label {
  color: var(--muted);
  font-weight: 600;
}
.pdp__specs li > span:first-child {
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.pdp__specs li > span:last-child { color: var(--ink); }

.pdp__includes {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.pdp__includes li {
  font-size: 14.5px;
  color: var(--ink-2);
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.pdp__includes li::before {
  content: "✓";
  color: var(--good);
  font-weight: 700;
  font-size: 13px;
}

.pdp-section {
  margin-top: clamp(48px, 6vw, 80px);
  padding-top: clamp(36px, 4vw, 56px);
  border-top: 1px solid var(--line);
}
.pdp-section__title {
  font-family: var(--f-disp);
  font-weight: 500;
  font-size: clamp(22px, 2.4vw, 28px);
  letter-spacing: -0.015em;
  margin: 0 0 18px;
}
.pdp-section__lede {
  font-size: 15px;
  color: var(--ink-2);
  margin: 0 0 20px;
  max-width: 65ch;
  text-wrap: pretty;
}

.compat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.compat__row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 18px;
  font-size: 14px;
  line-height: 1.6;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--line-2);
}
.compat__row:last-child { border-bottom: 0; padding-bottom: 0; }
.compat__label {
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-size: 12px;
}
.compat__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  font-family: var(--f-sans);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 4px 9px;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
}
.compat__note {
  font-size: 14px;
  color: var(--ink-2);
  margin: 0;
  text-wrap: pretty;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  counter-reset: step;
  max-width: 70ch;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
  align-items: baseline;
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.55;
}
.steps li::before {
  content: counter(step);
  font-family: var(--f-disp);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  background: var(--bg-tint);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  line-height: 1;
}
.steps__sub {
  font-size: 13.5px;
  color: var(--muted);
  margin: -4px 0 14px 48px;
}

.reviews {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.review {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
}
.review__stars {
  color: var(--gold);
  font-size: 14px;
  letter-spacing: 2px;
  margin: 0 0 10px;
}
.review__body {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.6;
  margin: 0 0 14px;
  text-wrap: pretty;
}
.review__author {
  font-size: 13px;
  color: var(--ink);
  font-weight: 600;
  margin: 0;
}
.review__author span { color: var(--muted); font-weight: 500; }

.review-cta {
  font-size: 13.5px;
  color: var(--muted);
  margin: 18px 0 0;
}
.review-cta a { color: var(--ink); font-weight: 600; }

@media (max-width: 880px) {
  .pdp__top { grid-template-columns: 1fr; }
  .pdp__gallery { position: static; }
  .reviews { grid-template-columns: 1fr; }
  .compat__row { grid-template-columns: 1fr; gap: 8px; }
  .pdp__specs li { grid-template-columns: 110px 1fr; gap: 12px; }
}
@media (max-width: 560px) {
  .item { grid-template-columns: 1fr; padding: 16px; }
  .item__media { aspect-ratio: 16 / 10; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .cat-grid { grid-template-columns: repeat(4, 1fr); }
  .site-footer__inner { grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
}

@media (max-width: 880px) {
  .nav, .header-cta { display: none; }
  .nav-toggle { display: block; }
  .mobile-nav { display: flex; }
  .mobile-nav[hidden] { display: none; }
  .site-header__inner { padding-top: 8px; padding-bottom: 8px; gap: 14px; }
  .brand__logo { height: 32px; }

  .hero__inner { grid-template-columns: 1fr; }
  .hero__card { order: 2; }

  .faq { grid-template-columns: 1fr; }
  .faq__header { position: static; }

  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .prod-grid { grid-template-columns: 1fr; }

  .site-footer__inner { grid-template-columns: 1fr 1fr; }
  .site-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .hero__card-row { grid-template-columns: 1fr; gap: 16px; }
  .brand__tagline { display: none; }
  .section__header { align-items: start; }
  .qa summary { font-size: 17px; padding: 18px 0; }
  .trust__rule { display: none; }
  .trust__inner { gap: 24px; }
  .site-footer__inner { grid-template-columns: 1fr; }
}