:root {
  --bg: #f8f5ef;
  --paper: #fff;
  --soft: #efe7da;
  --text: #252525;
  --muted: #68635e;
  --green: #3f5d4a;
  --green-dark: #2f4939;
  --maple: #a9653d;
  --border: #ded5c8;
  --title: "Fraunces", Georgia, serif;
  --body: "Inter", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.7;
}

img { display: block; max-width: 100%; }
a { color: var(--green-dark); text-underline-offset: 3px; }
a:hover { color: var(--maple); }

.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.top-note { padding: 10px 18px; color: #fff; background: var(--green); text-align: center; font-size: .88rem; font-weight: 700; }
.site-header { border-bottom: 1px solid var(--border); background: rgba(248,245,239,.96); }
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: inline-flex; align-items: baseline; color: var(--text); font-family: var(--title); font-size: 1.85rem; font-weight: 700; letter-spacing: -.045em; line-height: 1; text-decoration: none; white-space: nowrap; }
.logo-north { color: var(--maple); }
.logo-gear { position: relative; top: -.62em; margin-left: .16em; color: var(--green); font-family: "Caveat", cursive; font-size: .72em; letter-spacing: -.02em; transform: rotate(-5deg); }
.logo-gear::after { content: ""; position: absolute; top: -.22em; right: -.76em; width: .72em; height: .66em; background: linear-gradient(var(--maple),var(--maple)) left top / 2px 38% no-repeat, linear-gradient(125deg,transparent 42%,var(--maple) 43%,var(--maple) 57%,transparent 58%) center / 48% 72% no-repeat, linear-gradient(90deg,var(--maple),var(--maple)) right 82% / 38% 2px no-repeat; }
.nav { min-width: 0; display: flex; align-items: center; flex-wrap: wrap; gap: 12px 20px; }
.nav a { color: var(--muted); font-size: .91rem; font-weight: 700; text-decoration: none; white-space: nowrap; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--green); }

.breadcrumbs { padding: 22px 0 0; color: var(--muted); font-size: .84rem; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 7px; margin: 0; padding: 0; list-style: none; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 7px; color: #a3998c; }

.article-hero { padding: 34px 0 44px; border-bottom: 1px solid var(--border); }
.guide-hero h1 { font-size: clamp(2.65rem,5.2vw,4.4rem); }
.guide-hero .hero-image { width: 100%; height: auto; max-height: none; aspect-ratio: auto; object-fit: contain; }
.commercial-hero { padding: 28px 0 32px; }
.commercial-hero h1 { max-width: 960px; margin-bottom: 12px; font-size: clamp(2.65rem,5vw,4.35rem); }
.commercial-hero .dek { max-width: 850px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr); gap: 42px; align-items: center; }
.eyebrow { margin: 0 0 12px; color: var(--maple); font-size: .79rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; font-family: var(--title); line-height: 1.12; }
h1 { max-width: 840px; margin-bottom: 18px; font-size: clamp(2.65rem, 6vw, 5.1rem); letter-spacing: -.055em; }
.dek { max-width: 760px; margin: 0; color: #4f4b47; font-size: clamp(1.05rem, 2vw, 1.24rem); line-height: 1.6; }
.hero-image { width: 100%; aspect-ratio: 16/10; object-fit: cover; border: 10px solid #fff; border-radius: 20px; box-shadow: 0 18px 45px rgba(55,43,31,.09); }
.car-tech-hero-image { height: auto; aspect-ratio: 3/4; object-position: center; }

.article-layout { display: grid; grid-template-columns: minmax(0, 760px) minmax(230px, 1fr); gap: 54px; padding: 48px 0 70px; align-items: start; }
.commercial-layout { padding-top: 28px; }
.info-layout { grid-template-columns: minmax(0, 820px); justify-content: center; }
.article-layout:has(> .article:only-child) { grid-template-columns: minmax(0, 820px); justify-content: center; }
.article { min-width: 0; }
.article > :first-child { margin-top: 0; }
.article h2 { margin: 2.3em 0 .65em; font-size: clamp(1.75rem, 4vw, 2.45rem); letter-spacing: -.035em; }
.article h3 { margin: 1.7em 0 .45em; font-size: 1.32rem; letter-spacing: -.02em; }
.article p { margin: 0 0 1.15em; }
.article ul, .article ol { margin: 0 0 1.3em; padding-left: 1.35em; }
.article li { margin-bottom: .5em; }
.article strong { color: #302d2a; }
.lead { font-size: 1.1rem; }
.disclosure { margin: 0 0 28px; padding: 14px 17px; border-left: 4px solid var(--maple); background: var(--soft); color: #514b45; font-size: .86rem; }
.callout { display: block; width: 100%; height: auto !important; min-height: 0 !important; margin: 30px 0; padding: 22px 24px; align-content: start; justify-content: flex-start; border: 1px solid #cad5cc; border-radius: 14px; background: #edf3ee; }
.article .callout h2 { margin: 0 0 .65em; }
.callout > :first-child { margin-top: 0 !important; }
.callout > :last-child { margin-bottom: 0 !important; }
.article-photo { margin: 22px 0 26px; }
.article-photo img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; border: 8px solid #fff; border-radius: 16px; box-shadow: 0 14px 34px rgba(55,43,31,.08); }
.article-photo figcaption { margin-top: 9px; color: var(--muted); font-size: .82rem; line-height: 1.45; }
.compact-method { margin: 18px 0 24px; padding: 17px 20px; }
.compact-method h2 { margin: 0 0 12px; font-size: 1.45rem; }
.compact-method ul { margin: 0; }
.warning { border-color: #dfc9b8; background: #f7eee6; }
.recommendation-summary { margin: 8px 0 34px; }
.recommendation-summary h2 { margin: 0 0 16px; }
.recommendation-summary ul { margin-bottom: 22px; }
.recommendation-summary li { margin-bottom: 8px; }
.recommendation-summary p { max-width: 720px; }
.decision { display: block; width: 100%; height: auto !important; min-height: 0 !important; margin: 30px 0; padding: 24px 26px; align-content: start; justify-content: flex-start; color: #fff; border-radius: 16px; background: var(--green-dark); }
.decision h2, .decision h3, .decision strong { color: #fff; }
.article .decision h2 { margin: 0 0 18px; }
.article .decision h3 { margin: 0 0 10px; }
.article .decision ul { margin-bottom: 0; }
.decision a { color: #fff; }
.decision > :first-child { margin-top: 0 !important; }
.decision > :last-child { margin-bottom: 0 !important; }

.table-wrap { width: 100%; margin: 24px 0 32px; overflow-x: auto; border: 1px solid var(--border); border-radius: 14px; background: var(--paper); }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { min-width: 130px; padding: 14px 16px; border-bottom: 1px solid #e7dfd4; text-align: left; vertical-align: top; }
th { color: #fff; background: var(--green); font-size: .8rem; letter-spacing: .03em; }
tr:last-child td { border-bottom: 0; }

.quick-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; margin: 24px 0 34px; }
.quick-card { padding: 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--paper); }
.quick-card h3 { margin: 0 0 8px; font-size: 1.15rem; }
.quick-card p { margin: 0; color: var(--muted); font-size: .92rem; }
.guide-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 24px 0 34px; }
.guide-card { display: block; padding: 22px; color: var(--text); border: 1px solid var(--border); border-radius: 14px; background: var(--paper); text-decoration: none; transition: border-color .18s ease, transform .18s ease; }
.guide-card:hover { color: var(--text); border-color: #aebeb2; transform: translateY(-2px); }
.guide-card h3 { margin: 0 0 8px; font-size: 1.28rem; }
.guide-card p { margin: 0; color: var(--muted); font-size: .92rem; }
.topic-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 22px; margin: 22px 0 30px; padding: 0; list-style: none; }
.topic-list li { position: relative; margin: 0; padding: 12px 14px 12px 38px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.55); }
.topic-list li::before { content: "✓"; position: absolute; left: 15px; color: var(--green); font-weight: 800; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 11px 18px; color: #fff; border-radius: 9px; background: var(--green-dark); font-weight: 800; text-decoration: none; }
.button:hover { color: #fff; background: var(--maple); }
.product { margin: 24px 0; padding: 26px; border: 1px solid var(--border); border-radius: 16px; background: var(--paper); }
.product h3 { margin-top: 0; font-size: 1.55rem; }
.tag { display: inline-block; margin-bottom: 10px; padding: 4px 9px; color: var(--green-dark); border-radius: 999px; background: #e4ede6; font-size: .75rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.editorial-product { margin: 32px 0; overflow: hidden; border: 1px solid #d7d0c6; border-radius: 5px; background: var(--paper); }
.editorial-product-main { display: grid; grid-template-columns: minmax(260px,1fr) minmax(0,1fr); }
.product-image-placeholder { display: flex; min-height: 285px; align-items: center; justify-content: center; padding: 26px; color: #53625a; border-right: 1px solid #d7d0c6; background: linear-gradient(145deg,#dde5df,#f2eee6); text-align: center; }
.product-image-placeholder span { max-width: 190px; font-family: var(--title); font-size: 1.22rem; font-weight: 700; line-height: 1.25; }
.product-image-placeholder small { display: block; margin-top: 10px; font-family: var(--body); font-size: .72rem; font-weight: 650; letter-spacing: .04em; text-transform: uppercase; }
.product-image { width: 100%; height: 100%; min-height: 285px; object-fit: contain; border-right: 1px solid #d7d0c6; background: #f7f5f0; }
.editorial-product-info { display: flex; flex-direction: column; align-items: flex-start; padding: 26px; }
.editorial-product-info h3 { margin: 0 0 10px; font-size: 1.75rem; }
.product-type { margin: 0 0 12px !important; color: var(--maple); font-size: .78rem; font-weight: 800; letter-spacing: .045em; text-transform: uppercase; }
.product-fact { margin: 0 0 9px !important; color: var(--muted); font-size: .88rem; line-height: 1.55; }
.product-fact strong { color: var(--text); }
.product-summary { margin-top: 0; color: var(--muted); }
.product-detail { margin: 10px 0; }
.price-line { display: grid; gap: 2px; margin: 12px 0 16px !important; color: var(--muted); font-size: .78rem; line-height: 1.45; }
.price-line span { font-weight: 700; }
.price-line a { color: var(--green-dark); font-size: .82rem; font-weight: 650; }
.product-button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; margin-top: 0; padding: 11px 18px; color: #fff; border-radius: 3px; background: var(--green-dark); font-size: .86rem; font-weight: 800; text-decoration: none; }
.product-button.disabled { opacity: .58; pointer-events: none; cursor: not-allowed; }
.price-note { color: var(--muted); font-size: .78rem; line-height: 1.55; }
.product-price-note { margin: -8px 0 18px !important; }
.editorial-product .pros-cons { gap: 0; padding: 0; border-top: 1px solid #d7d0c6; background: #fff; }
.editorial-product .pros-cons > div { padding: 20px 24px 22px; }
.editorial-product .pros-cons > div + div { border-left: 1px solid #d7d0c6; }
.editorial-product .pros-cons > div:first-child > strong { color: #237744; }
.editorial-product .pros-cons > div:last-child > strong { color: #b44338; }
.editorial-product .pros-cons ul { margin: 10px 0 0; padding-left: 1.15em; font-size: .9rem; }
.product-review-copy { padding: 22px 24px 8px; border-top: 1px solid #d7d0c6; }
.product-review-copy p { margin-bottom: 1em; }
.product-review-copy .product-summary { color: var(--text); font-size: 1rem; }
.product-review-copy .product-detail { padding: 12px 14px; border-left: 3px solid var(--maple); background: #f7f2ea; }
.product-detail-heading { margin: 1.3em 0 .5em; font-family: var(--body); font-size: .9rem; letter-spacing: .02em; }
.product-review-copy ul { margin-bottom: 1.15em; }
.spec-title { margin: 0 !important; padding: 18px 24px 10px; border-top: 1px solid #d7d0c6; font-family: var(--body); font-size: .78rem !important; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.compact-specs { margin: 0; padding: 0 24px 24px; overflow-x: auto; }
.compact-specs table { border: 1px solid #d7d0c6; font-size: .82rem; }
.compact-specs th { width: 34%; min-width: 150px; color: var(--text); border-right: 1px solid #d7d0c6; background: #f3efe8; font-size: .75rem; }
.compact-specs th, .compact-specs td { padding: 11px 13px; }

.winter-checklist-page {
  background: #faf8f3;
}

body.winter-checklist-page .article-shell {
  width: min(920px, calc(100% - 40px)) !important;
  max-width: 920px !important;
  margin-right: auto !important;
  margin-left: auto !important;
}

.winter-checklist-page .article-hero {
  padding: 42px 0 26px;
  border-bottom: 0;
  background: #fffdf8;
}

.winter-checklist-page .breadcrumbs,
.winter-checklist-page .article-hero .wrap {
  width: min(920px, calc(100% - 40px));
}

.winter-checklist-page .commercial-hero h1 {
  width: 100%;
  max-width: 920px !important;
  margin-bottom: 14px;
  font-family: var(--body);
  font-size: clamp(2.35rem, 4.2vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1.12;
}

.winter-checklist-page .commercial-hero .dek {
  width: 100%;
  max-width: 760px;
  color: #3f3c38;
  font-size: 1rem;
  line-height: 1.65;
}

.winter-checklist-page .hero-image,
.winter-checklist-page .article-photo img {
  height: auto;
  aspect-ratio: auto;
  border: 0;
  border-radius: 4px;
  box-shadow: none;
  object-fit: cover;
}

.winter-checklist-page .article-layout {
  grid-template-columns: minmax(0, 920px) !important;
  justify-content: center;
  padding-top: 22px;
}

.winter-checklist-page .cfc-layout {
  width: min(960px, calc(100% - 40px));
}

.winter-checklist-page .article {
  width: 100%;
  max-width: 920px;
}

.winter-checklist-page .article h2 {
  margin: 1.55em 0 .45em;
  font-family: var(--body);
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1.18;
}

.winter-checklist-page .article h3 {
  margin: 1.35em 0 .35em;
  font-family: var(--body);
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.25;
}

.winter-checklist-page .article p,
.winter-checklist-page .article li,
.winter-checklist-page .article td {
  font-size: .96rem;
  line-height: 1.72;
}

.winter-checklist-page .product {
  margin: 0 0 18px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.winter-checklist-page .product + .product {
  padding-top: 4px;
}

.winter-checklist-page .product h3 {
  margin-bottom: 8px;
  font-size: 1.35rem;
}

.winter-checklist-page .tag {
  margin-bottom: 5px;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--maple);
  font-size: .7rem;
  letter-spacing: .08em;
}

.winter-checklist-page .plain-checklist {
  margin: 28px 0 34px;
  padding: 0;
}

.winter-checklist-page .topic-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 26px;
  margin-bottom: 0;
}

.winter-checklist-page .topic-list li {
  padding: 0 0 0 24px;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.winter-checklist-page .topic-list li::before {
  left: 0;
}

.winter-checklist-page .article-photo {
  margin: 24px 0 34px;
}

.winter-checklist-page .article-photo figcaption {
  max-width: 720px;
  font-size: .82rem;
}

.winter-checklist-page .item-photo {
  margin: 14px 0 30px;
}

.winter-checklist-page .side-box {
  border-radius: 4px;
}

.winter-checklist-page .disclosure {
  margin-bottom: 22px;
  padding: 12px 0;
  border-top: 1px solid #e1d8ca;
  border-bottom: 1px solid #e1d8ca;
  border-left: 0;
  background: transparent;
}

.winter-checklist-page .decision {
  margin: 34px 0;
  padding: 0;
  color: var(--text);
  border-radius: 0;
  background: transparent;
}

.winter-checklist-page .decision h2,
.winter-checklist-page .decision h3,
.winter-checklist-page .decision strong {
  color: var(--text);
}

.winter-checklist-page .decision a {
  color: var(--green-dark);
}

.sidebar { position: sticky; top: 24px; }
.side-box { margin-bottom: 18px; padding: 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--paper); }
.side-box h2 { margin-bottom: 12px; font-size: 1.18rem; }
.side-box ul { margin: 0; padding: 0; list-style: none; }
.side-box li + li { margin-top: 9px; }
.side-box a { font-size: .88rem; font-weight: 650; }
.side-box p { margin: 0; color: var(--muted); font-size: .86rem; }

.next-links { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; margin-top: 26px; }
.next-links a { display: block; padding: 18px; border: 1px solid var(--border); border-radius: 12px; background: var(--paper); font-family: var(--title); font-size: 1.05rem; font-weight: 700; text-decoration: none; }
.sources { margin-top: 42px; padding-top: 24px; border-top: 1px solid var(--border); color: var(--muted); font-size: .82rem; }
.sources h2 { font-size: 1.2rem; }

.site-footer { padding: 42px 0 34px; color: #ddd5c9; background: #252b27; font-size: .84rem; }
.footer-inner { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(260px,.7fr); gap: 36px; align-items: end; }
.footer-inner p { margin: 0; }
.footer-brand-name { margin-bottom: 8px !important; color: #fff; font-family: var(--title); font-size: 1.5rem; font-weight: 700; }
.footer-description { max-width: 610px; color: #ddd7cf; }
.footer-disclosure { margin-top: 13px !important; color: #aaa49d; font-size: .78rem; }
.footer-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 14px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px 18px; }
.footer-links a { color: #fff; text-decoration: none; }
.footer-copyright { color: #aaa49d; font-size: .8rem; }

@media (max-width: 880px) {
  .header-inner { min-height: auto; padding: 18px 0; flex-direction: column; align-items: flex-start; gap: 14px; }
  .hero-grid, .article-layout { grid-template-columns: 1fr; }
  .hero-image { max-height: 420px; }
  .car-tech-hero-image { width: min(100%, 420px); max-height: none; margin: 0 auto; }
  .sidebar { position: static; }
  .editorial-product-main { grid-template-columns: 1fr; }
  .product-image-placeholder { min-height: 260px; border-right: 0; border-bottom: 1px solid #d7d0c6; }
  .product-image { height: auto; min-height: 0; border-right: 0; border-bottom: 1px solid #d7d0c6; }
  .footer-inner { grid-template-columns: 1fr; align-items: start; }
  .footer-meta { align-items: flex-start; }
}

@media (max-width: 600px) {
  body { font-size: 17px; }
  .wrap { width: min(100% - 34px, 1120px); }
  .top-note { font-size: .79rem; }
  .header-inner { padding-top: 24px; }
  .nav { width: 100%; gap: 9px 14px; }
  .nav a { font-size: .83rem; }
  .article-hero { padding-top: 26px; }
  h1 { font-size: clamp(2.7rem, 13vw, 4.1rem); }
  .article-layout { gap: 28px; padding-top: 36px; }
  .quick-grid, .guide-grid, .topic-list, .pros-cons, .next-links { grid-template-columns: 1fr; }
  .product, .decision { padding: 20px; }
  .callout { padding: 19px 20px; }
  .editorial-product-info { padding: 22px; }
  .editorial-product .product-button { width: 100%; }
  .editorial-product .pros-cons { padding: 0; }
  .editorial-product .pros-cons > div + div { border-top: 1px solid #d7d0c6; border-left: 0; }
  .compact-specs { padding: 0 18px 20px; }
  .spec-title { padding-right: 18px; padding-left: 18px; }
  .product-image-placeholder { min-height: 200px; }
  th, td { min-width: 145px; padding: 12px; }
}

@media (max-width: 360px) {
  .logo { font-size: 1.65rem; }
  .nav { column-gap: 11px; }
  .nav a { font-size: .78rem; }
}