/* ============================================================
   Menu/category pages — Exhaust, Wheels, Aero, Accessories,
   Gallery, Reviews, Contact, Blog, DIY, Best Sellers
   Built on styles.css + product.css tokens
   ============================================================ */

/* ===== Category hero (used by exhaust / wheels / aero / accessories) ===== */
.cat__hero {
  position: relative; overflow: hidden;
  padding: clamp(120px, 16vw, 220px) var(--pad) clamp(60px, 9vw, 120px);
  background: var(--ink);
  border-bottom: 1px solid var(--edge);
}
.cat__hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: var(--bg);
  background-size: cover; background-position: center;
  opacity: .35;
  mask-image: linear-gradient(180deg, #000 0%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 100%);
}
.cat__hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,15,20,.4) 0%, var(--ink) 100%);
  pointer-events: none;
}
.cat__hero-inner { position: relative; z-index: 2; max-width: var(--maxw); margin: 0 auto; }
.cat__hero h1 {
  font-size: var(--t-8); line-height: .95; letter-spacing: -0.045em;
  max-width: 14ch; margin-top: 12px;
}
.cat__hero h1 span { color: var(--alloy-2); font-weight: 300; }
.cat__hero p {
  max-width: 60ch; margin-top: 28px;
  font-size: var(--t-4); color: var(--alloy-2); line-height: 1.5;
}
.cat__hero-meta {
  margin-top: 40px;
  display: flex; gap: 40px; flex-wrap: wrap;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--alloy);
}
.cat__hero-meta strong { color: var(--bone); font-weight: 500; }

/* ===== Sub-nav row beneath category hero ===== */
.subnav {
  position: sticky; top: 64px; z-index: 30;
  background: rgba(11,15,20,.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--edge);
  display: flex; gap: 0;
  padding: 0 var(--pad);
  overflow-x: auto;
  scrollbar-width: none;
}
.subnav::-webkit-scrollbar { display: none; }
.subnav a {
  padding: 18px 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--alloy); white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.subnav a:hover { color: var(--bone); }
.subnav a[data-active] { color: var(--volt); border-bottom-color: var(--volt); }

/* ===== Best sellers ranked layout ===== */
.bs__intro {
  padding: clamp(80px, 10vw, 140px) var(--pad) clamp(40px, 5vw, 60px);
  max-width: var(--maxw); margin: 0 auto;
}
.bs__intro h1 {
  font-size: var(--t-7); line-height: 1; letter-spacing: -0.04em; max-width: 14ch;
}
.bs__intro p { color: var(--alloy-2); font-size: var(--t-4); margin-top: 20px; max-width: 60ch; }

.bs__rank {
  display: flex; flex-direction: column; gap: 24px;
  max-width: var(--maxw); margin: 0 auto;
  padding: 0 var(--pad) clamp(80px, 10vw, 140px);
}
.bs__row {
  display: grid; grid-template-columns: 100px 1.4fr 1fr; gap: 40px;
  align-items: center;
  padding: 32px;
  background: var(--carbon);
  border: 1px solid var(--edge);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
  text-decoration: none;
}
.bs__row:hover { border-color: var(--volt); transform: translateY(-2px); }
.bs__rank-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(48px, 6vw, 88px);
  font-weight: 500; letter-spacing: -0.04em; line-height: 1;
  color: var(--volt);
}
.bs__media {
  aspect-ratio: 4/3;
  background-size: cover; background-position: center;
  background-color: var(--ink);
  border: 1px solid var(--edge);
}
.bs__copy { display: flex; flex-direction: column; gap: 12px; }
.bs__fit {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--alloy);
}
.bs__title { font-size: var(--t-5); }
.bs__why {
  color: var(--alloy-2); font-size: var(--t-3); line-height: 1.5;
  padding-left: 16px; border-left: 2px solid var(--volt);
}
.bs__price { font-size: var(--t-4); font-weight: 600; }
.bs__price s { color: var(--alloy); font-weight: 400; font-size: var(--t-2); margin-left: 8px; }
.bs__stat {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--alloy);
}
.bs__stat strong { color: var(--bone); font-weight: 500; }

@media (max-width: 900px) {
  .bs__row { grid-template-columns: 60px 1fr; gap: 20px; padding: 22px; }
  .bs__media { grid-column: span 2; }
}

/* ===== Gallery (lookbook) ===== */
.lookbook {
  padding: clamp(60px, 8vw, 120px) var(--pad);
  max-width: var(--maxw); margin: 0 auto;
}
.lookbook__masonry {
  columns: 3;
  column-gap: 16px;
}
.lookbook__item {
  break-inside: avoid; margin-bottom: 16px;
  position: relative; overflow: hidden;
  border: 1px solid var(--edge);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.lookbook__item:hover { border-color: var(--edge-strong); transform: translateY(-3px); }
.lookbook__item img { width: 100%; display: block; height: auto; }
.lookbook__cap {
  position: absolute; left: 16px; right: 16px; bottom: 16px;
  padding: 10px 14px;
  background: rgba(11,15,20,.7); backdrop-filter: blur(10px);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--bone);
  opacity: 0; transform: translateY(8px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.lookbook__item:hover .lookbook__cap { opacity: 1; transform: translateY(0); }
@media (max-width: 900px) { .lookbook__masonry { columns: 2; } }
@media (max-width: 540px) { .lookbook__masonry { columns: 1; } }

/* ===== Reviews aggregate page ===== */
.reviewstat {
  padding: clamp(80px, 10vw, 140px) var(--pad);
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.reviewstat__score { display: flex; flex-direction: column; gap: 16px; }
.reviewstat__score strong {
  font-size: clamp(96px, 14vw, 200px); font-weight: 500;
  line-height: 1; letter-spacing: -0.04em;
}
.reviewstat__score .stars { font-size: var(--t-5); }
.reviewstat__score span {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--t-2); letter-spacing: 0.18em; text-transform: uppercase; color: var(--alloy);
}
.reviewstat__bars { display: flex; flex-direction: column; gap: 14px; }
.reviewstat__bar { display: grid; grid-template-columns: 40px 1fr 40px; gap: 16px; align-items: center; }
.reviewstat__bar-label { font-family: 'JetBrains Mono', monospace; font-size: var(--t-2); color: var(--alloy); }
.reviewstat__bar-track { height: 4px; background: var(--carbon-2); position: relative; }
.reviewstat__bar-fill { position: absolute; left: 0; top: 0; bottom: 0; background: var(--volt); }
.reviewstat__bar-count { font-family: 'JetBrains Mono', monospace; font-size: var(--t-2); color: var(--alloy); text-align: right; }

.reviewlist {
  padding: 0 var(--pad) clamp(80px, 10vw, 140px);
  max-width: var(--maxw); margin: 0 auto;
}
.reviewlist__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.reviewcard {
  background: var(--carbon); border: 1px solid var(--edge);
  padding: 32px;
  display: flex; flex-direction: column; gap: 16px;
}
.reviewcard .stars { color: var(--volt); font-size: var(--t-3); letter-spacing: 2px; }
.reviewcard h4 { font-size: var(--t-3); }
.reviewcard blockquote { color: var(--alloy-2); font-size: var(--t-3); line-height: 1.5; }
.reviewcard__meta { display: flex; flex-direction: column; gap: 4px; margin-top: auto; padding-top: 16px; border-top: 1px solid var(--edge); }
.reviewcard__meta strong { font-weight: 600; }
.reviewcard__meta span { font-family: 'JetBrains Mono', monospace; font-size: var(--t-1); color: var(--alloy); letter-spacing: 0.16em; text-transform: uppercase; }
@media (max-width: 900px) { .reviewstat { grid-template-columns: 1fr; gap: 40px; } .reviewlist__grid { grid-template-columns: 1fr; } }

/* ===== Contact page ===== */
.contact {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px;
  padding: clamp(80px, 10vw, 140px) var(--pad);
  max-width: var(--maxw); margin: 0 auto;
}
.contact__info h1 { font-size: var(--t-6); margin-top: 12px; max-width: 16ch; }
.contact__info p { color: var(--alloy-2); font-size: var(--t-4); margin-top: 24px; max-width: 50ch; }
.contact__details { margin-top: 40px; display: flex; flex-direction: column; gap: 32px; }
.contact__detail { display: flex; flex-direction: column; gap: 6px; padding-top: 24px; border-top: 1px solid var(--edge); }
.contact__detail strong { font-family: 'JetBrains Mono', monospace; font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--alloy); }
.contact__detail a, .contact__detail span { font-size: var(--t-4); color: var(--bone); }
.contact__detail a:hover { color: var(--volt); }
.contact__form {
  background: var(--carbon); border: 1px solid var(--edge);
  padding: 48px;
  display: flex; flex-direction: column; gap: 18px;
}
.contact__form h3 { font-size: var(--t-5); margin-bottom: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-family: 'JetBrains Mono', monospace; font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--alloy); }
.field input, .field textarea, .field select {
  background: var(--ink); border: 1px solid var(--edge-strong); color: var(--bone);
  font: inherit; font-size: var(--t-3);
  padding: 14px 16px;
  transition: border-color .2s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--volt); }
.field textarea { min-height: 140px; resize: vertical; }
.field--row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field--check { flex-direction: row; align-items: center; gap: 10px; padding-top: 8px; }
.field--check input { width: 16px; height: 16px; accent-color: var(--volt); }
.field--check label { font-family: inherit; font-size: var(--t-2); letter-spacing: 0; text-transform: none; color: var(--alloy-2); }
@media (max-width: 900px) {
  .contact { grid-template-columns: 1fr; gap: 40px; }
  .contact__form { padding: 32px; }
  .field--row { grid-template-columns: 1fr; }
}

/* ===== Blog index ===== */
.blog {
  padding: clamp(80px, 10vw, 140px) var(--pad);
  max-width: var(--maxw); margin: 0 auto;
}
.blog__head { padding-bottom: 60px; border-bottom: 1px solid var(--edge); }
.blog__head h1 { font-size: var(--t-7); line-height: 1; letter-spacing: -0.04em; max-width: 14ch; margin-top: 12px; }
.blog__head p { color: var(--alloy-2); font-size: var(--t-4); margin-top: 24px; max-width: 60ch; }

.blog__feat {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px;
  padding: 60px 0;
  align-items: center;
  border-bottom: 1px solid var(--edge);
}
.blog__feat-img {
  aspect-ratio: 4/3; background-size: cover; background-position: center;
  background-color: var(--carbon); border: 1px solid var(--edge);
}
.blog__feat-meta { font-family: 'JetBrains Mono', monospace; font-size: var(--t-1); letter-spacing: 0.18em; text-transform: uppercase; color: var(--volt); }
.blog__feat h2 { font-size: var(--t-6); margin-top: 14px; }
.blog__feat p { color: var(--alloy-2); font-size: var(--t-4); margin-top: 18px; }

.blog__grid {
  padding: 60px 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.post {
  display: flex; flex-direction: column; gap: 16px;
  transition: transform .3s var(--ease);
}
.post:hover { transform: translateY(-4px); }
.post__img { aspect-ratio: 4/3; background-size: cover; background-position: center; background-color: var(--carbon); border: 1px solid var(--edge); }
.post__meta { font-family: 'JetBrains Mono', monospace; font-size: var(--t-1); letter-spacing: 0.16em; text-transform: uppercase; color: var(--alloy); }
.post h3 { font-size: var(--t-4); }
.post p { color: var(--alloy-2); font-size: var(--t-3); }
@media (max-width: 900px) {
  .blog__feat, .blog__grid { grid-template-columns: 1fr; }
}

/* ===== DIY install index ===== */
.diy-index {
  padding: clamp(80px, 10vw, 140px) var(--pad);
  max-width: var(--maxw); margin: 0 auto;
}
.diy-index__head h1 { font-size: var(--t-7); line-height: 1; letter-spacing: -0.04em; max-width: 14ch; margin-top: 12px; }
.diy-index__head p { color: var(--alloy-2); font-size: var(--t-4); margin-top: 24px; max-width: 60ch; }
.diy-index__rail { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 60px; }
.diy-card {
  position: relative; aspect-ratio: 4/3; overflow: hidden;
  background-size: cover; background-position: center;
  border: 1px solid var(--edge);
  transition: transform .4s var(--ease);
}
.diy-card:hover { transform: scale(1.01); }
.diy-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(11,15,20,.92) 100%);
}
.diy-card .play {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 72px; height: 72px; border-radius: 50%;
  background: rgba(255,255,255,.95); color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 22px; padding-left: 4px;
  z-index: 2; transition: transform .3s var(--ease), background .3s var(--ease);
}
.diy-card:hover .play { background: var(--volt); transform: translate(-50%,-50%) scale(1.08); }
.diy-card__meta { position: absolute; left: 22px; right: 22px; bottom: 22px; z-index: 2; }
.diy-card__time { font-family: 'JetBrains Mono', monospace; font-size: var(--t-1); letter-spacing: 0.18em; color: var(--alloy-2); text-transform: uppercase; }
.diy-card__meta h3 { font-size: var(--t-4); margin-top: 6px; }
@media (max-width: 900px) { .diy-index__rail { grid-template-columns: 1fr; } }

/* ===== Trust / value strip (used by several pages above the fold) ===== */
.trust {
  background: var(--carbon);
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
  padding: 40px var(--pad);
}
.trust__grid {
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.trust__item { display: flex; align-items: flex-start; gap: 14px; }
.trust__item-icon {
  width: 36px; height: 36px; flex-shrink: 0;
  background: var(--volt); color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.trust__item strong { font-size: var(--t-3); display: block; }
.trust__item span { color: var(--alloy-2); font-size: var(--t-2); display: block; margin-top: 4px; }
@media (max-width: 900px) { .trust__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .trust__grid { grid-template-columns: 1fr; } }

/* ===== Wheels showcase (custom for Forged Wheels page) ===== */
.wheel-showcase {
  padding: clamp(60px, 9vw, 140px) var(--pad);
  max-width: var(--maxw); margin: 0 auto;
  display: grid; gap: 80px;
}
.wheel-row {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px;
  align-items: center;
}
.wheel-row:nth-child(even) { direction: rtl; }
.wheel-row:nth-child(even) > * { direction: ltr; }
.wheel-row__media {
  aspect-ratio: 4/3;
  background-size: cover; background-position: center;
  background-color: var(--carbon); border: 1px solid var(--edge);
  position: relative; overflow: hidden;
}
.wheel-row__media::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 30%, rgba(217,255,59,.08), transparent 60%);
}
.wheel-row__model { font-family: 'JetBrains Mono', monospace; font-size: var(--t-2); letter-spacing: 0.2em; color: var(--volt); text-transform: uppercase; }
.wheel-row h2 { font-size: var(--t-6); margin-top: 10px; }
.wheel-row p { color: var(--alloy-2); font-size: var(--t-4); line-height: 1.5; margin-top: 18px; }
.wheel-row__specs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px;
  margin-top: 30px;
}
.wheel-row__spec {
  display: flex; flex-direction: column; gap: 4px;
  padding: 14px 0; border-bottom: 1px solid var(--edge);
}
.wheel-row__spec strong { font-family: 'JetBrains Mono', monospace; font-size: var(--t-1); letter-spacing: 0.18em; color: var(--alloy); text-transform: uppercase; }
.wheel-row__spec span { font-size: var(--t-3); }
.wheel-row__cta { margin-top: 32px; display: flex; align-items: center; gap: 24px; }
.wheel-row__price { font-size: var(--t-5); font-weight: 600; }
@media (max-width: 900px) {
  .wheel-row, .wheel-row:nth-child(even) { grid-template-columns: 1fr; direction: ltr; }
}