/* =============================================================================
   twg.css — TireWheelGuide design system on top of Bootstrap 5.3.
   Tokens mirror the "twg compare" Claude Design (ink / brand / tireA / tireB).
   Load order: lib/bootstrap/css/bootstrap.min.css → this file.
   ============================================================================= */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url("/fonts/inter-latin-wght.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-display: swap;
  font-weight: 100 900;
  src: url("/fonts/inter-cyrillic-wght.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

:root {
  --ink-900: #0b1220;
  --ink-800: #111a2c;
  --ink-700: #1f2937;
  --ink-600: #334155;
  --ink-500: #475569;
  --ink-400: #64748b;
  --ink-300: #94a3b8;
  --ink-200: #cbd5e1;
  --ink-100: #e2e8f0;
  --ink-50:  #f1f5f9;
  --paper:   #f7f8fb;
  --brand:     #1d4ed8;
  --brand-700: #1e40af;
  --brand-500: #2563eb;
  --brand-100: #dbe6ff;
  --brand-50:  #eff4ff;
  --tire-a: #1d4ed8;  --tire-a-soft: #dbe6ff;
  --tire-b: #ea580c;  --tire-b-soft: #ffe4d2;
  --win:  #15803d;
  --warn: #b45309;
  --loss: #b91c1c;
  --shadow-card: 0 1px 0 rgba(15,23,42,.04), 0 1px 2px rgba(15,23,42,.06);
  --shadow-lift: 0 1px 0 rgba(15,23,42,.04), 0 8px 24px -8px rgba(15,23,42,.18);
  --shadow-btn:  0 1px 0 rgba(15,23,42,.08), inset 0 -1px 0 rgba(15,23,42,.12);
  --sticky-stack: 124px;

  /* Bootstrap overrides */
  --bs-body-font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --bs-body-color: var(--ink-900);
  --bs-body-color-rgb: 11,18,32;
  --bs-body-bg: var(--paper);
  --bs-secondary-color: var(--ink-500);
  --bs-border-color: var(--ink-100);
  --bs-primary: var(--brand);
  --bs-primary-rgb: 29,78,216;
  --bs-link-color: var(--brand);
  --bs-link-color-rgb: 29,78,216;
  --bs-link-hover-color: var(--brand-700);
  --bs-link-hover-color-rgb: 30,64,175;
  --bs-border-radius: .5rem;
  --bs-border-radius-lg: .75rem;
  --bs-border-radius-xl: 1rem;
  --bs-font-monospace: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

html { scroll-padding-top: var(--sticky-stack); }
body { font-feature-settings: "ss01","cv11"; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4, h5, h6 { color: var(--ink-900); }
.num { font-variant-numeric: tabular-nums; }
.text-pretty { text-wrap: pretty; }
.text-ink-300 { color: var(--ink-300) !important; }
.text-ink-400 { color: var(--ink-400) !important; }
.text-ink-500 { color: var(--ink-500) !important; }
.text-ink-700 { color: var(--ink-700) !important; }
.text-ink-900 { color: var(--ink-900) !important; }
.text-brand   { color: var(--brand) !important; }
.text-tire-a  { color: var(--tire-a) !important; }
.text-tire-b  { color: var(--tire-b) !important; }
.fw-800 { font-weight: 800 !important; }
.tracking-tight { letter-spacing: -.02em; }
.min-w-0 { min-width: 0; }

/* Layout wrapper — design uses max-w-6xl (72rem) + 16px gutters */
.wrap { width: 100%; max-width: 72rem; margin-inline: auto; padding-inline: 1rem; }
.section { padding-block: 3rem; }

/* ---------- Icons (SVG sprite: /img/icons.svg) ---------- */
.ic { width: 1em; height: 1em; flex-shrink: 0; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vertical-align: -.125em; }

/* ---------- Buttons ---------- */
.btn { font-weight: 600; }
.btn-primary {
  --bs-btn-bg: var(--brand); --bs-btn-border-color: var(--brand);
  --bs-btn-hover-bg: var(--brand-700); --bs-btn-hover-border-color: var(--brand-700);
  --bs-btn-active-bg: var(--brand-700); --bs-btn-active-border-color: var(--brand-700);
  --bs-btn-disabled-bg: var(--brand); --bs-btn-disabled-border-color: var(--brand);
  box-shadow: var(--shadow-btn);
}
.btn-quiet {
  --bs-btn-bg: #fff; --bs-btn-color: var(--ink-700); --bs-btn-border-color: var(--ink-200);
  --bs-btn-hover-bg: #fff; --bs-btn-hover-color: var(--ink-900); --bs-btn-hover-border-color: var(--ink-300);
  --bs-btn-active-bg: var(--ink-50); --bs-btn-active-border-color: var(--ink-300);
}
.btn-cta { height: 3rem; display: flex; align-items: center; justify-content: space-between; gap: .75rem; padding-inline: 1rem; border-radius: .5rem; transition: transform .15s, background-color .15s, border-color .15s; }
.btn-cta:hover { transform: translateY(-1px); }

/* ---------- Site header ---------- */
.site-header { position: sticky; top: 0; z-index: 1030; background: rgba(255,255,255,.9); border-bottom: 1px solid var(--ink-100); }
@supports (backdrop-filter: blur(4px)) { .site-header { background: rgba(255,255,255,.75); backdrop-filter: blur(8px); } }
.site-header .hbar { height: 3.5rem; display: flex; align-items: center; gap: 1rem; }
.brand-mark { display: flex; align-items: center; gap: .5rem; font-weight: 800; letter-spacing: -.02em; color: var(--ink-900); text-decoration: none; flex-shrink: 0; }
.brand-mark:hover { color: var(--ink-900); }
.brand-mark .logo { width: 1.75rem; height: 1.75rem; border-radius: .375rem; background: var(--brand); color: #fff; display: grid; place-items: center; font-size: 1rem; }
.brand-mark .tld { color: var(--brand); }
.site-nav a { font-size: 13px; font-weight: 600; color: var(--ink-500); text-decoration: none; white-space: nowrap; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink-900); }
.site-nav-toggle { width: 2.25rem; height: 2.25rem; display: grid; place-items: center; border-radius: .5rem; border: 1px solid var(--ink-200); background: #fff; color: var(--ink-700); }
.site-nav-mobile { border-top: 1px solid var(--ink-100); background: #fff; }
.site-nav-mobile a { display: block; padding: .5rem 0; font-size: 14px; font-weight: 600; color: var(--ink-700); text-decoration: none; }

/* ---------- Footer ---------- */
.site-footer { background: #fff; border-top: 1px solid var(--ink-100); font-size: 13px; color: var(--ink-500); }
.site-footer h2 { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .14em; color: var(--ink-400); margin-bottom: .75rem; }
.site-footer a { color: var(--ink-600); text-decoration: none; }
.site-footer a:hover { color: var(--brand); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li + li { margin-top: .375rem; }
.site-footer .legal { border-top: 1px solid var(--ink-100); font-size: 12px; color: var(--ink-400); }
.chip-link { height: 2rem; padding-inline: .625rem; display: inline-flex; align-items: center; border-radius: .5rem; border: 1px solid var(--ink-200); font-size: 12px; font-weight: 600; color: var(--ink-500) !important; }
.chip-link:hover { color: var(--brand) !important; border-color: var(--brand); }

/* ---------- Breadcrumb ---------- */
.crumbs { font-size: 12px; margin: 0; --bs-breadcrumb-divider-color: var(--ink-300); --bs-breadcrumb-item-active-color: var(--ink-500); }
.crumbs a { color: var(--ink-500); text-decoration: none; }
.crumbs a:hover { color: var(--brand); }

/* ---------- Surfaces ---------- */
.card-twg { position: relative; background: #fff; border: 1px solid var(--ink-100); border-radius: 1rem; box-shadow: var(--shadow-card); }
.card-twg.rounded-xl { border-radius: .75rem; }
.tile { background: var(--ink-50); border: 1px solid var(--ink-100); border-radius: .5rem; }
.panel-dark { background: var(--ink-900); color: #fff; border-radius: 1rem; box-shadow: var(--shadow-lift); }

/* ---------- Pills & badges ---------- */
.pill { display: inline-flex; align-items: center; gap: .25rem; padding: .125rem .5rem; border-radius: 999px; font-size: 11px; font-weight: 600; letter-spacing: .025em; text-transform: uppercase; line-height: 1.5; border: 1px solid transparent; white-space: nowrap; }
.pill-neutral  { background: var(--ink-50);  color: var(--ink-700); border-color: var(--ink-100); }
.pill-brand    { background: var(--brand-50); color: var(--brand-700); border-color: var(--brand-100); }
.pill-positive { background: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.pill-mixed    { background: #fffbeb; color: #92400e; border-color: #fde68a; }
.pill-negative { background: #fff1f2; color: #9f1239; border-color: #fecdd3; }
.pill-a { background: var(--tire-a-soft); color: var(--tire-a); border-color: #bfdbfe; }
.pill-b { background: var(--tire-b-soft); color: var(--tire-b); border-color: #fed7aa; }
.tag { display: inline-flex; padding: .125rem .5rem; border-radius: 999px; background: #fff; border: 1px solid var(--ink-100); font-size: 11.5px; font-weight: 500; color: var(--ink-700); }

/* ---------- Section head ---------- */
.kicker { display: flex; align-items: center; gap: .5rem; font-size: 11px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--brand); }
.section-title { margin: .5rem 0 0; font-size: 22px; font-weight: 800; letter-spacing: -.02em; }
.section-sub { margin: .25rem 0 0; color: var(--ink-500); max-width: 42rem; text-wrap: pretty; }
@media (min-width: 576px) { .section-title { font-size: 28px; } }
.label-xs { font-size: 10.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .12em; color: var(--ink-400); }

/* ---------- Score ring (server-rendered SVG) ---------- */
.ring { position: relative; display: inline-grid; place-items: center; flex-shrink: 0; }
.ring svg { transform: rotate(-90deg); }
.ring .track { stroke: var(--ink-100); }
.ring.dark .track { stroke: rgba(255,255,255,.14); }
.ring .val { transition: stroke-dasharray .9s cubic-bezier(.2,.7,.2,1); }
.ring .inner { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; }
.ring .n { font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
.ring .of { margin-top: .25rem; font-size: 10px; font-weight: 600; letter-spacing: .12em; color: var(--ink-400); }
.ring.dark .n { color: #fff; }
.ring.dark .of { color: rgba(255,255,255,.55); }

/* ---------- Bars ---------- */
@keyframes barfill { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.bar { position: relative; height: .5rem; border-radius: 999px; background: var(--ink-50); overflow: hidden; }
.bar > i { position: absolute; inset: 0 auto 0 0; border-radius: 999px; transform-origin: left center; animation: barfill .8s cubic-bezier(.2,.7,.2,1) both; }
.bar-a > i { background: var(--tire-a); }
.bar-b > i { background: var(--tire-b); }
@media (prefers-reduced-motion: reduce) { .bar > i { animation: none; } .ring .val { transition: none; } }
.minibar { display: grid; grid-template-columns: 88px 1fr 28px; align-items: center; gap: .75rem; }
.minibar .lbl { font-size: 12px; font-weight: 500; color: var(--ink-500); }
.minibar .v { font-size: 12px; font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.vsbar { display: grid; grid-template-columns: 16px 1fr 28px; align-items: center; gap: .5rem; }
.vsbar + .vsbar { margin-top: .375rem; }
.vsbar .who { font-size: 10px; font-weight: 700; }
.vsbar .v { font-size: 11px; font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- Tables ---------- */
.table-twg { --bs-table-bg: transparent; font-size: 13.5px; margin: 0; }
.table-twg > thead th { background: var(--ink-50); color: var(--ink-500); font-weight: 600; border-bottom: 0; }
.table-twg > :not(caption) > * > * { padding: .625rem 1rem; border-color: var(--ink-100); }
.table-twg.table-sm > :not(caption) > * > * { padding: .375rem .75rem; font-size: 12px; }
.table-twg tbody tr:last-child > * { border-bottom: 0; }

/* ---------- Details / disclosure ---------- */
details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }
details[open] > summary .chev { transform: rotate(180deg); }
.chev { transition: transform .15s; }

/* ---------- Chip nav (sticky, in-page) ---------- */
.chipnav { position: sticky; top: 3.5rem; z-index: 1020; background: rgba(247,248,251,.85); border-bottom: 1px solid var(--ink-100); }
@supports (backdrop-filter: blur(4px)) { .chipnav { background: rgba(247,248,251,.7); backdrop-filter: blur(8px); } }
.chiprow { display: flex; gap: .5rem; overflow-x: auto; padding-block: .75rem; scrollbar-width: none; }
.chiprow::-webkit-scrollbar { display: none; }
.chip { white-space: nowrap; height: 2rem; padding-inline: .75rem; display: inline-flex; align-items: center; border-radius: 999px; font-size: 12px; font-weight: 600; background: #fff; color: var(--ink-700); border: 1px solid var(--ink-200); text-decoration: none; transition: background-color .15s, color .15s; }
.chip:hover { border-color: var(--ink-300); color: var(--ink-900); }
.chip.active { background: var(--ink-900); border-color: var(--ink-900); color: #fff; }

/* ---------- Segmented toggle ---------- */
.seg { display: inline-flex; border: 1px solid var(--ink-200); border-radius: .5rem; overflow: hidden; font-size: 12px; font-weight: 600; }
.seg button { height: 2.25rem; padding-inline: .75rem; border: 0; background: #fff; color: var(--ink-700); }
.seg button[aria-pressed="true"] { background: var(--ink-900); color: #fff; }

/* ---------- Range slider ---------- */
.form-range { accent-color: var(--brand); }
.form-range::-webkit-slider-thumb { background: var(--brand); }
.form-range::-moz-range-thumb { background: var(--brand); }
.stops { display: flex; justify-content: space-between; font-size: 9.5px; font-weight: 500; text-transform: uppercase; letter-spacing: .025em; color: var(--ink-300); }

/* ---------- Image placeholder ---------- */
.stripes { background-image: repeating-linear-gradient(135deg, #eef2f7 0 14px, #e6ebf2 14px 28px); }
.tire-shot { width: 100%; aspect-ratio: 4/3; border-radius: .75rem; border: 1px solid var(--ink-100); background: #fff; object-fit: contain; padding: .75rem; }
.tire-shot.empty { display: grid; place-items: center; padding: 0; }
.tire-shot .disc { width: 6rem; height: 6rem; border-radius: 999px; background: #fff; display: grid; place-items: center; font-size: 28px; }
.accent-a .disc { box-shadow: 0 0 0 10px rgba(29,78,216,.25); color: var(--tire-a); }
.accent-b .disc { box-shadow: 0 0 0 10px rgba(234,88,12,.25); color: var(--tire-b); }

/* ---------- Mobile sticky CTA ---------- */
.sticky-cta { position: fixed; inset: auto 0 0 0; z-index: 1040; padding: .5rem .75rem .75rem; background: linear-gradient(to top, var(--paper), rgba(247,248,251,.95), rgba(247,248,251,0)); transform: translateY(110%); transition: transform .25s; }
.sticky-cta.show { transform: none; }
@media (min-width: 768px) { .sticky-cta { display: none; } }

/* ---------- Small utilities Bootstrap lacks ---------- */
@media (min-width: 992px) { .border-lg-start { border-left: 1px solid var(--ink-100) !important; } }
.clamp-5 { display: -webkit-box; -webkit-line-clamp: 5; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------- Forms ---------- */
.field-label { display: block; margin-bottom: .25rem; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-400); }
.form-select-twg { height: 2.75rem; border-color: var(--ink-200); border-radius: .5rem; font-size: 14px; font-weight: 500; }
.form-select-twg:focus { border-color: var(--brand); box-shadow: 0 0 0 .2rem rgba(29,78,216,.15); }
.form-select-twg:disabled { background-color: var(--ink-50); color: var(--ink-300); }
.btn-lg-twg { height: 2.75rem; padding-inline: 1.25rem; border-radius: .5rem; }
.link-brand:hover { color: var(--brand) !important; }

/* Segmented tabs (hero search) */
.seg-tabs { display: inline-flex; gap: .25rem; padding: .25rem; border-radius: .5rem; background: var(--ink-50); }
.seg-tabs .nav-link { display: inline-flex; align-items: center; gap: .375rem; height: 2rem; padding: 0 .75rem; border-radius: .375rem; font-size: 12.5px; font-weight: 600; color: var(--ink-500); border: 0; background: none; }
.seg-tabs .nav-link:hover { color: var(--ink-700); }
.seg-tabs .nav-link.active { background: #fff; color: var(--ink-900); box-shadow: var(--shadow-card); }

/* Section head + "all" link on one row */
.head-row > header { margin-bottom: 0 !important; }
.more-link { display: none; align-items: center; gap: .25rem; flex-shrink: 0; padding-bottom: .25rem; font-size: 13px; font-weight: 600; text-decoration: none; }
@media (min-width: 576px) { .more-link { display: inline-flex; } }
button.chip { cursor: pointer; }

/* Make chips */
.make-chip { display: flex; align-items: center; gap: .625rem; height: 2.75rem; padding-inline: .75rem; border-radius: .5rem; background: #fff; border: 1px solid var(--ink-100); font-size: 13px; font-weight: 600; color: var(--ink-700); text-decoration: none; transition: border-color .15s, background-color .15s; min-width: 0; }
.make-chip .mono { width: 1.5rem; height: 1.5rem; flex-shrink: 0; border-radius: .375rem; background: var(--ink-50); border: 1px solid var(--ink-100); display: grid; place-items: center; font-size: 10px; font-weight: 800; color: var(--ink-500); }
.make-chip:hover { border-color: var(--brand); background: rgba(239,244,255,.5); color: var(--ink-900); }
.make-chip:hover .mono { color: var(--brand); }
.az > summary { list-style: none; }
.az-link { font-size: 13px; color: var(--ink-600); text-decoration: none; }
.az-link:hover { color: var(--brand); text-decoration: underline; }

/* Brand tiles */
.brand-tile { height: 6rem; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .5rem; border-radius: .75rem; border: 1px solid var(--ink-100); background: var(--paper); font-size: 12.5px; font-weight: 600; color: var(--ink-700); text-decoration: none; transition: border-color .15s, background-color .15s; }
.brand-tile .disc { width: 2.25rem; height: 2.25rem; border-radius: 999px; background: #fff; border: 1px solid var(--ink-100); display: grid; place-items: center; color: var(--ink-400); }
.brand-tile:hover { border-color: var(--brand); background: rgba(239,244,255,.4); color: var(--ink-900); }
.brand-tile:hover .disc { color: var(--brand); }

/* Content cards (reviews, articles) */
.tile-card { display: flex; flex-direction: column; height: 100%; border-radius: 1rem; background: #fff; border: 1px solid var(--ink-100); box-shadow: var(--shadow-card); overflow: hidden; color: inherit; text-decoration: none; transition: box-shadow .15s, transform .15s; }
.tile-card:hover { box-shadow: var(--shadow-lift); transform: translateY(-2px); color: inherit; }
.tile-card:hover .title { color: var(--brand); }
.tile-card .thumb { display: block; width: 100%; height: auto; aspect-ratio: 16/10; object-fit: contain; background: #fff; padding: .75rem; border-bottom: 1px solid var(--ink-50); }
.tile-card .disc-sm { width: 4rem; height: 4rem; border-radius: 999px; background: #fff; display: grid; place-items: center; font-size: 20px; box-shadow: 0 0 0 6px rgba(29,78,216,.15); }
.score-badge { position: absolute; top: .75rem; right: .75rem; width: 2.25rem; height: 2.25rem; border-radius: 999px; background: var(--ink-900); color: #fff; display: grid; place-items: center; font-size: 13px; font-weight: 800; box-shadow: 0 0 0 2px #fff; }

/* Head-to-head rows */
.vs-row { display: flex; align-items: center; gap: .625rem; padding: .75rem 1rem; border-radius: .75rem; background: #fff; border: 1px solid var(--ink-100); font-size: 13px; font-weight: 600; color: var(--ink-800); text-decoration: none; transition: border-color .15s; }
.vs-row .a, .vs-row .b { flex: 1 1 0; min-width: 0; }
.vs-row .a { text-align: right; }
.vs-row .vs { flex-shrink: 0; font-size: 10px; font-weight: 800; letter-spacing: .08em; color: var(--ink-500); }
.vs-row .go { color: var(--ink-300); }
.vs-row:hover { border-color: var(--brand); color: var(--brand); }
.vs-row:hover .go { color: var(--brand); }

/* ---------- Score bars (review) ---------- */
.track { position: relative; display: block; height: .375rem; border-radius: 999px; background: var(--ink-50); overflow: hidden; }
.track > i { position: absolute; inset: 0 auto 0 0; border-radius: 999px; }
.t-good { background: #059669; } .t-ok { background: var(--brand); } .t-meh { background: #f59e0b; } .t-bad { background: #f43f5e; }
.sbar { display: grid; grid-template-columns: 1fr 3.25rem; align-items: end; column-gap: .75rem; }
.sbar .v { transform: translateY(2px); }
.sbar .lbl { margin-bottom: .25rem; font-size: 12.5px; font-weight: 500; color: var(--ink-600); }
.sbar .v { font-size: 12.5px; font-weight: 600; text-align: right; color: var(--ink-700); line-height: 1; }
.sbar.strong .lbl { font-weight: 700; color: var(--ink-900); }
.sbar.strong .v { font-weight: 800; color: var(--ink-900); }

/* Score view toggle: section[data-scoreview] > .score-views > [data-pane] */
.score-col { flex: 0 0 auto; width: 100%; }
[data-scoreview="drivers"] [data-pane="tests"], [data-scoreview="tests"] [data-pane="drivers"] { display: none; }
.group-col { flex: 0 0 auto; width: 100%; }
@media (min-width: 576px) { .group-col { width: 50%; } }
@media (min-width: 992px) {
  [data-scoreview="both"] .score-col { width: 50%; }
  [data-scoreview="both"] .group-col { width: 100%; }
  [data-scoreview="drivers"] .group-col, [data-scoreview="tests"] .group-col { width: 33.333%; }
}

/* Placement chips */
.rank { display: inline-flex; align-items: center; gap: .375rem; flex-shrink: 0; padding: .25rem .5rem; border-radius: .5rem; font-size: 12px; font-weight: 700; border: 1px solid; }
.rank-pos { background: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.rank-mid { background: #fffbeb; color: #92400e; border-color: #fde68a; }
.rank-neg { background: #fff1f2; color: #9f1239; border-color: #fecdd3; }
.test-card > summary:hover { background: rgba(241,245,249,.6); }
.test-card[open] .chev-r { transform: rotate(90deg); }
.chev-r { transition: transform .15s; }

/* Amazon button */
.btn-amz { --bs-btn-bg: #fbbf24; --bs-btn-color: var(--ink-900); --bs-btn-border-color: #fbbf24; --bs-btn-hover-bg: #fcd34d; --bs-btn-hover-border-color: #fcd34d; --bs-btn-hover-color: var(--ink-900); font-weight: 700; font-size: 12.5px; }

/* Long-form editorial content (legacy HTML from the DB) */
.prose { max-width: 48rem; font-size: 15px; line-height: 1.7; color: var(--ink-600); }
.prose h2 { font-size: 22px; font-weight: 800; letter-spacing: -.02em; margin: 2rem 0 .75rem; color: var(--ink-900); }
.prose h3 { font-size: 17px; font-weight: 700; margin: 1.5rem 0 .5rem; color: var(--ink-900); }
.prose > :first-child { margin-top: 0; }
.prose a { overflow-wrap: anywhere; } /* long URLs in legal copy */
.prose p, .prose ul, .prose ol { margin-bottom: 1rem; }
.prose img { max-width: 100%; height: auto; border-radius: .75rem; }
.prose table { width: 100%; margin-bottom: 1rem; font-size: 14px; border-collapse: collapse; }
.prose th, .prose td { padding: .5rem .75rem; border-bottom: 1px solid var(--ink-100); text-align: left; }
.prose a { color: var(--brand); }
.refs ul { padding-left: 1.1rem; }

/* ---------- Brand index cards ---------- */
.brand-card { background: #fff; border: 1px solid var(--ink-100); border-radius: .75rem; transition: border-color .15s; }
.brand-card:hover { border-color: var(--ink-200); }
.brand-card[open] { border-color: var(--brand); }
.brand-card > summary { display: flex; align-items: center; gap: .5rem; padding: .75rem .5rem .75rem .875rem; }
.brand-card .bc { display: flex; align-items: center; gap: .75rem; flex: 1 1 auto; min-width: 0; text-decoration: none; }
.brand-card .bc b, .brand-card .ml span { display: block; font-size: 13.5px; font-weight: 700; color: var(--ink-900); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-card small { display: block; font-size: 11.5px; font-weight: 400; color: var(--ink-500); }
.brand-card .bc:hover b { color: var(--brand); }
.brand-card .toggle { width: 2.25rem; height: 2.25rem; flex-shrink: 0; display: grid; place-items: center; border-radius: .5rem; color: var(--ink-500); }
.brand-card .toggle:hover { background: var(--brand-50); color: var(--brand); }
.brand-card ul { list-style: none; margin: 0; padding: 0 .875rem .5rem; border-top: 1px solid var(--ink-100); }
.brand-card .ml { display: flex; align-items: center; gap: .5rem; padding: .5rem 0; border-bottom: 1px solid var(--ink-50); text-decoration: none; }
.brand-card .ml span { flex: 1 1 auto; min-width: 0; font-size: 12.5px; font-weight: 600; color: var(--ink-800); }
.brand-card .ml small { font-size: 11px; }
.brand-card .ml b { font-size: 12px; color: var(--ink-900); }
.brand-card .ml:hover span { color: var(--brand); }
.brand-card .all { display: inline-block; padding-top: .5rem; font-size: 12.5px; font-weight: 600; text-decoration: none; }
.mono-lg { width: 2.25rem; height: 2.25rem; flex-shrink: 0; display: grid; place-items: center; border-radius: .5rem; background: var(--ink-50); border: 1px solid var(--ink-100); font-size: 11px; font-weight: 800; color: var(--ink-500); }
.text-ink-600 { color: var(--ink-600) !important; }

/* ---------- Tire size index ---------- */
.size-row { display: grid; grid-template-columns: 3.25rem 1fr; gap: .75rem; align-items: start; }
.size-row .w { padding-top: .5rem; font-size: 13px; font-weight: 700; color: var(--brand); }
.size-chip { height: 2.25rem; padding-inline: .625rem; display: inline-flex; align-items: center; border-radius: .5rem; background: #fff; border: 1px solid var(--ink-100); font-size: 12.5px; font-weight: 600; color: var(--ink-700); text-decoration: none; transition: border-color .15s, color .15s; }
.size-chip:hover { border-color: var(--brand); color: var(--brand); background: rgba(239,244,255,.5); }
.chip.disabled { background: var(--ink-50); color: var(--ink-300); border-color: var(--ink-100); pointer-events: none; }

/* ---------- Ranked tire cards (size / vehicle pages) ---------- */
.rank-badge { position: absolute; top: .75rem; left: .75rem; min-width: 1.75rem; height: 1.75rem; padding-inline: .5rem; border-radius: 999px; background: rgba(255,255,255,.95); border: 1px solid var(--ink-200); display: inline-flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 800; color: var(--ink-700); }
.mbar { display: grid; grid-template-columns: 3.75rem 1fr 2.25rem; align-items: center; gap: .5rem; }
.mbar .l { font-size: 11.5px; font-weight: 500; color: var(--ink-500); }
.mbar .v { font-size: 11.5px; font-weight: 600; text-align: right; }
article.tile-card:hover { transform: none; }
article.tile-card h3 a:hover { color: var(--brand) !important; }

/* ---------- Vehicle pages (/sizes/) ---------- */
.jump-link { display: flex; align-items: center; gap: .625rem; height: 2.75rem; padding-inline: .75rem; border-radius: .5rem; background: #fff; border: 1px solid var(--ink-100); font-size: 13px; font-weight: 600; color: var(--ink-700); text-decoration: none; }
.jump-link:hover { border-color: var(--brand); color: var(--ink-900); }
.model-tile { display: flex; align-items: center; gap: .625rem; min-height: 3rem; padding: .375rem .875rem; border-radius: .5rem; background: #fff; border: 1px solid var(--ink-100); text-decoration: none; transition: border-color .15s, background-color .15s; }
.model-tile b { display: block; font-size: 13.5px; font-weight: 600; color: var(--ink-700); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.model-tile small { display: block; font-size: 11px; color: var(--ink-400); }
.model-tile:hover { border-color: var(--brand); background: rgba(239,244,255,.5); }
.model-tile:hover b { color: var(--ink-900); }
.year-chip { height: 2.5rem; min-width: 4.25rem; padding-inline: .75rem; display: inline-flex; align-items: center; justify-content: center; gap: .25rem; flex-shrink: 0; border-radius: .5rem; background: var(--paper); border: 1px solid var(--ink-200); font-size: 13.5px; font-weight: 600; color: var(--ink-700); text-decoration: none; transition: border-color .15s, color .15s; }
.year-chip:hover { border-color: var(--brand); color: var(--brand); background: rgba(239,244,255,.5); }
.year-chip.current { background: var(--ink-900); border-color: var(--ink-900); color: #fff; }
.size-chip.oe { border-color: var(--brand-100); background: var(--brand-50); color: var(--brand-700); }
.btn-xs { --bs-btn-padding-y: 0; --bs-btn-padding-x: .625rem; --bs-btn-font-size: 11.5px; height: 1.75rem; display: inline-flex; align-items: center; font-weight: 700; border-radius: .375rem; }

/* Trim fitment tables */
details.trim { border-top: 1px solid var(--ink-100); }
.gen-card > header + details.trim { border-top: 0; }
details.trim > summary { display: flex; flex-wrap: wrap; align-items: center; column-gap: .75rem; row-gap: .25rem; padding: .875rem 1.25rem; }
details.trim > summary:hover { background: rgba(241,245,249,.6); }
details.trim[open] .chev-r { transform: rotate(90deg); }
@media (max-width: 575.98px) { details.trim .summary-size { margin-left: 0 !important; width: 100%; } }
.fit-table { font-size: 13px; }
.fit-table thead th { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-500); padding: .625rem .75rem; border-bottom-color: var(--ink-100); white-space: nowrap; }
.fit-table td { padding: .375rem .75rem; border: 0; vertical-align: top; background: transparent; }
.fit-table tbody { border-top: 1px solid var(--ink-100); }
.fit-table tbody.striped td { background: rgba(241,245,249,.45); }
.fit-table th:first-child, .fit-table td:first-child { padding-left: 1.25rem; }
.fit-table th:last-child, .fit-table td:last-child { padding-right: 1.25rem; }
.fit-table td { white-space: nowrap; font-variant-numeric: tabular-nums; }
.fit-table td:nth-last-child(4) { font-weight: 600; color: var(--ink-900); }
.fit-table td:nth-last-child(4) a { color: inherit; text-decoration: none; }
.fit-table td:nth-last-child(4) a:hover { color: var(--brand); text-decoration: underline; }
.fit-table td:nth-last-child(3), .fit-table td:nth-last-child(2) { color: var(--ink-700); }
.fit-table td:last-child { text-align: right; }
.fit-table i { font-style: normal; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-500); }
.fit-table b.oe { display: inline-flex; padding: .125rem .5rem; border-radius: 999px; font-size: 11px; font-weight: 600; letter-spacing: .025em; background: var(--brand-50); color: var(--brand-700); border: 1px solid var(--brand-100); }
.fit-table u { display: inline-block; width: 3rem; text-decoration: none; font-size: 11.5px; color: var(--ink-500); }
.fit-table s { text-decoration: none; color: var(--ink-500); }
.fit-table .bt, .fit-table .br { display: inline-flex; align-items: center; height: 1.75rem; padding-inline: .625rem; margin-left: .25rem; border-radius: .375rem; font-size: 11.5px; font-weight: 700; text-decoration: none; }
.fit-table .bt { background: #fbbf24; color: var(--ink-900); }
.fit-table .bt:hover { background: #fcd34d; }
.fit-table .br { background: var(--brand); color: #fff; }
.fit-table .br:hover { background: var(--brand-700); }
.size-chip.current { background: var(--ink-900) !important; border-color: var(--ink-900); color: #fff; }
.size-pick { text-align: left; padding: .75rem 1rem; border-radius: .75rem; background: #fff; border: 1px solid var(--ink-200); color: var(--ink-900); transition: border-color .15s, background-color .15s; }
.size-pick .sub { margin-top: .125rem; font-size: 12px; color: var(--ink-500); }
.size-pick:hover { border-color: var(--brand); }
.size-pick.active { background: var(--ink-900); border-color: var(--ink-900); color: #fff; }
.size-pick.active .sub { color: rgba(255,255,255,.7); }

/* ---------- Calculator ---------- */
.calc-inputs { display: grid; gap: 1rem; align-items: center; }
@media (min-width: 768px) { .calc-inputs { grid-template-columns: 1fr auto 1fr; } }
.calc-swap { justify-self: center; width: 2.5rem; height: 2.5rem; border-radius: 999px; background: #fff; border: 1px solid var(--ink-200); display: grid; place-items: center; color: var(--ink-400); box-shadow: var(--shadow-card); }
.calc-swap:hover { color: var(--brand); border-color: var(--brand); }
.calc-grid { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: end; gap: .375rem; }
.calc-grid .sep { padding-bottom: .75rem; font-weight: 700; color: var(--ink-300); }
.calc-sel { height: 3rem; font-size: 16px; font-weight: 700; }
.calc-side[data-mode="metric"] [data-when="flotation"], .calc-side[data-mode="flotation"] [data-when="metric"] { display: none; }
.verdict { border: 1px solid; }
.v-safe { background: #ecfdf5; border-color: #a7f3d0; color: #064e3b; } .v-safe .v-icon { color: #047857; }
.v-ok   { background: #fffbeb; border-color: #fde68a; color: #78350f; } .v-ok .v-icon { color: #b45309; }
.v-risk { background: #fff1f2; border-color: #fecdd3; color: #881337; } .v-risk .v-icon { color: #be123c; }
.d-up { color: #047857 !important; } .d-down { color: #be123c !important; } .d-z { color: var(--ink-400) !important; }
.calc-table td:nth-child(2), .calc-table td:nth-child(3) { color: var(--ink-900); }

/* ---------- Articles ---------- */
.lead-thumb { aspect-ratio: auto !important; height: 100%; min-height: 14rem; object-fit: cover !important; padding: 0 !important; }
@media (min-width: 768px) { .tile-card.flex-md-row .lead-thumb { width: 42%; flex-shrink: 0; border-bottom: 0; border-right: 1px solid var(--ink-50); } }
.toc { position: sticky; top: calc(3.5rem + 1.5rem); }
.toc ol li a { display: block; padding: .375rem .75rem; border-left: 2px solid var(--ink-100); font-size: 13px; line-height: 1.35; color: var(--ink-500); text-decoration: none; }
.toc ol li a:hover { color: var(--ink-900); }
.toc ol li a.active { border-left-color: var(--brand); color: var(--brand); font-weight: 600; }
.article-body h2 { scroll-margin-top: 5rem; }
.article-body table { border: 1px solid var(--ink-100); border-radius: .75rem; overflow: hidden; }
.article-body thead th, .article-body tr:first-child th { background: var(--ink-50); }
.article-body tbody tr:nth-child(even) td { background: rgba(241,245,249,.45); }
.article-body img { display: block; margin-inline: auto; border: 1px solid var(--ink-100); }
.article-body .table-wrap { overflow-x: auto; margin-bottom: 1rem; }
.trim-tools .seg-tabs { max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.trim-tools .seg-tabs::-webkit-scrollbar { display: none; }
.head-row { flex-wrap: wrap; }
.head-row > header { min-width: 0; flex: 1 1 20rem; }

/* ---------- Compare: hero cards swipe side by side on phones ---------- */
@media (max-width: 767.98px) {
  .hero-cards {
    --bs-gutter-x: .75rem; --bs-gutter-y: 0;
    flex-wrap: nowrap; overflow-x: auto; overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory; scroll-padding-inline: 1rem; scrollbar-width: none;
    margin-inline: -1rem; padding: .25rem calc(1rem - var(--bs-gutter-x) * .5) .75rem;
  }
  .hero-cards::-webkit-scrollbar { display: none; }
  .hero-cards > [data-hscroll-item] { flex: 0 0 86%; max-width: 86%; scroll-snap-align: start; scroll-snap-stop: always; }
  .hero-pager { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin-top: .25rem; }
  .hp-btn {
    display: flex; align-items: center; justify-content: center; gap: .4rem; min-width: 0;
    height: 2.25rem; padding-inline: .75rem; border-radius: 999px; border: 1px solid var(--ink-100);
    background: #fff; color: var(--ink-500); font-size: 12.5px; font-weight: 600;
  }
  .hp-btn.active { border-color: var(--ink-300); color: var(--ink-900); box-shadow: var(--shadow-card); }
  .hp-btn .dot { flex-shrink: 0; width: .55rem; height: .55rem; border-radius: 50%; }
  .hp-btn .dot-a { background: var(--tire-a); }
  .hp-btn .dot-b { background: var(--tire-b); }
}