/* ═══════════════════════════════════════════════════════════
   BGM PRO — Design System & Styles
   Rebuilt from scratch. Impact ist tot. Lang lebe Outfit.
   ═══════════════════════════════════════════════════════════ */

/* ── Tokens ── */
:root {
  --bg:        #0a0a0f;
  --surface:   rgba(255,255,255,.04);
  --glass:     rgba(255,255,255,.06);
  --glass-b:   rgba(255,255,255,.12);
  --paper:     #f0ece4;
  --ink:       #111114;
  --text:      #f0ece4;
  --muted:     rgba(240,236,228,.55);
  --line:      rgba(255,255,255,.08);
  --accent:    #ff8c00;
  --accent-l:  #ffb347;
  --accent-d:  #e67300;
  --green:     #6dd58c;
  --red:       #ff4444;
  --blue:      #4dabf7;
  --shadow-sm: 0 4px 12px rgba(0,0,0,.25);
  --shadow:    0 16px 48px rgba(0,0,0,.35);
  --shadow-glow: 0 0 40px rgba(255,140,0,.15);
  --radius:    10px;
  --radius-lg: 16px;
  --radius-l:  16px;
  --display:   'Outfit', sans-serif;
  --body:      'Inter', sans-serif;
  --max-w:     1280px;
  --content-w: 1280px;
  --pointer-x: 50%;
  --pointer-y: 28%;
  color-scheme: dark;
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Animated background */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(ellipse at var(--pointer-x) var(--pointer-y), rgba(255,140,0,.12), transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(77,171,247,.06), transparent 40%),
    linear-gradient(180deg, #0c0c14 0%, #0a0a0f 50%, #0f1014 100%);
}
body::after {
  content: '';
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: 48px 48px;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

/* ── Scroll Progress ── */
.scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 100;
  width: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-l));
  box-shadow: 0 0 12px var(--accent);
  transition: width 60ms linear;
}

/* ── Skip Link ── */
.skip-link {
  position: fixed; top: -60px; left: 16px; z-index: 200;
  padding: 10px 16px; border-radius: var(--radius);
  background: var(--paper); color: var(--ink);
  font-weight: 700; font-size: 14px;
  transition: top .2s;
}
.skip-link:focus { top: 16px; }

/* ── Header ── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 12px max(20px, calc((100vw - var(--max-w)) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(10,10,15,.82);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  transition: background .3s, box-shadow .3s;
}
.site-header.scrolled {
  background: rgba(10,10,15,.95);
  box-shadow: var(--shadow-sm);
}

.brand img {
  width: 100px; height: auto;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.3));
  transition: transform .3s;
}
.brand:hover img { transform: scale(1.05); }

.site-nav {
  display: flex; align-items: center; gap: 24px;
  font-size: 12px; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
}
.site-nav a {
  position: relative; padding: 6px 0;
  transition: color .2s;
}
.site-nav a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px; border-radius: 2px;
  background: var(--accent);
  transition: width .25s ease;
}
.site-nav a:hover { color: var(--accent); }
.site-nav a:hover::after { width: 100%; }

.nav-cta {
  padding: 6px 14px !important;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  color: var(--accent) !important;
  transition: background .2s, color .2s !important;
}
.nav-cta:hover { background: var(--accent); color: var(--ink) !important; }
.nav-cta::after { display: none !important; }

.mobile-toggle {
  display: none; flex-direction: column; gap: 5px;
  width: 32px; height: 32px; justify-content: center; align-items: center;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.mobile-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--text); border-radius: 2px;
  transition: transform .3s, opacity .2s;
}
.mobile-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.mobile-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.mobile-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ── Glass Card ── */
.glass-card {
  border: 1px solid var(--glass-b);
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  box-shadow: var(--shadow);
}

/* ── Eyebrow ── */
.eyebrow {
  display: flex; align-items: center; gap: 10px;
  margin: 0 0 12px; color: var(--accent);
  font-size: 12px; font-weight: 800;
  letter-spacing: .06em; text-transform: uppercase;
}
.eyebrow-line {
  display: inline-block; width: 32px; height: 2px;
  background: var(--accent); border-radius: 2px;
}

/* ── Headings ── */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 800;
  letter-spacing: -.01em;
  text-transform: uppercase;
  line-height: .92;
}

/* ── Text Gradient ── */
.text-gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent-l), #fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ══════════════════════ HERO ══════════════════════ */
.hero {
  position: relative;
  min-height: clamp(700px, 92vh, 900px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero-particles {
  position: absolute; inset: 0; z-index: 2;
  width: 100%; height: 100%;
  pointer-events: none;
}

.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  filter: brightness(.7) contrast(1.1);
}

.hero__shade {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(100deg, rgba(10,10,15,.96) 0%, rgba(10,10,15,.7) 40%, rgba(10,10,15,.3) 70%),
    linear-gradient(180deg, transparent 50%, rgba(10,10,15,.9));
}

.hero__inner {
  position: relative; z-index: 3;
  max-width: var(--max-w); min-height: inherit;
  margin: 0 auto; padding: 100px 28px 60px;
  display: grid;
  grid-template-columns: 1fr minmax(300px, 380px);
  gap: 48px; align-items: end;
}

.hero__copy { padding-bottom: 80px; }

.hero h1 {
  margin: 0; max-width: 700px;
  font-size: clamp(52px, 8vw, 110px);
  line-height: .88;
}

.hero__subtitle {
  max-width: 560px; margin: 20px 0 0;
  color: var(--muted); font-size: 18px; line-height: 1.6;
}

.hero__actions {
  display: flex; flex-wrap: wrap; gap: 12px;
  margin-top: 32px;
}

/* Buttons */
.button {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 50px; padding: 0 24px;
  border: 1px solid var(--line); border-radius: var(--radius);
  font-family: var(--body);
  font-size: 13px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .03em;
  cursor: pointer; transition: all .25s ease;
  text-decoration: none; color: var(--text);
  position: relative; overflow: hidden;
}
.button::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.1), transparent);
  opacity: 0; transition: opacity .25s;
}
.button:hover::before { opacity: 1; }

.button--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-l));
  border-color: transparent; color: #101010;
  box-shadow: 0 8px 30px rgba(255,140,0,.3);
}
.button--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255,140,0,.45);
}

.button--ghost {
  background: rgba(255,255,255,.06);
  border-color: var(--glass-b);
}
.button--ghost:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.2);
  transform: translateY(-2px);
}

.button--sm { min-height: 40px; padding: 0 18px; font-size: 12px; }

/* Hero Stats */
.hero__stats {
  display: grid; gap: 12px; align-self: center;
}
.stat-card {
  padding: 18px 22px;
  text-align: center;
  transition: transform .3s, border-color .3s;
}
.stat-card:hover { border-color: var(--accent); transform: translateX(-6px) scale(1.02); }

.stat-number {
  display: block;
  font-family: var(--display); font-size: 36px; font-weight: 900;
  color: var(--accent-l);
  line-height: 1;
}
.stat-label {
  display: block; margin-top: 4px;
  color: var(--muted); font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .04em;
}

/* Hero Scroll Hint */
.hero__scroll-hint {
  position: absolute; bottom: 28px; left: 50%; z-index: 4;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--muted); font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .1em;
  animation: scrollHintBounce 2s ease-in-out infinite;
}
.scroll-dot { animation: scrollDotMove 1.8s ease-in-out infinite; }

@keyframes scrollHintBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(6px); }
}
@keyframes scrollDotMove {
  0%   { cy: 8; opacity: 1; }
  100% { cy: 22; opacity: 0; }
}

/* ══════════════════════ FINDER ══════════════════════ */
.finder-band {
  position: relative; z-index: 10;
  margin-top: -52px; padding: 0 24px;
}
.finder-band__inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: minmax(240px, .42fr) 1fr;
  gap: 28px; align-items: center; padding: 28px;
}

.finder-band h2, .section__head h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 52px);
}

.finder-controls { display: grid; gap: 14px; }

.search-box { display: grid; gap: 6px; }
.search-box > span {
  color: var(--muted); font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em;
}
.search-input-wrap {
  position: relative; display: flex; align-items: center;
}
.search-icon {
  position: absolute; left: 14px;
  color: var(--muted); pointer-events: none;
}
.search-input-wrap input {
  width: 100%; min-height: 48px;
  padding: 0 14px 0 42px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: rgba(255,255,255,.06);
  color: var(--text); font: 15px var(--body);
  transition: border-color .25s, box-shadow .25s;
  outline: none;
}
.search-input-wrap input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,140,0,.15);
}

.filter-row {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.filter-btn {
  display: inline-flex; align-items: center; gap: 4px;
  min-height: 38px; padding: 0 14px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: transparent; color: var(--text);
  font: 700 12px var(--body); text-transform: uppercase;
  cursor: pointer; transition: all .2s;
}
.filter-btn:hover { border-color: var(--accent); color: var(--accent); }
.filter-btn.is-active {
  background: linear-gradient(135deg, var(--accent), var(--accent-l));
  border-color: transparent; color: #101010;
  box-shadow: 0 4px 16px rgba(255,140,0,.25);
}
.filter-emoji { font-size: 14px; }

/* ══════════════════════ SECTIONS ══════════════════════ */
.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 100px 28px 0;
}
.section__head {
  display: grid; gap: 12px;
  max-width: 800px; margin-bottom: 40px;
}
.section__head p:not(.eyebrow) {
  margin: 0; color: var(--muted); font-size: 17px; line-height: 1.6;
}

/* ══════════════════════ PRODUCTS ══════════════════════ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  display: grid; grid-template-rows: 200px 1fr;
  overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--paper); color: var(--ink);
  box-shadow: var(--shadow);
  transition: transform .35s cubic-bezier(.2,1,.3,1), border-color .3s, box-shadow .3s;
  will-change: transform;
}
.product-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow), var(--shadow-glow);
}
.product-card[hidden] { display: none; }

.product-card__image {
  position: relative; overflow: hidden;
  background: #fff;
}
.product-card__image::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,.08));
  pointer-events: none;
}
.product-card__image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s cubic-bezier(.2,1,.3,1);
}
.product-card__image img[src$=".png"] {
  object-fit: contain; padding: 16px;
}
.product-card:hover .product-card__image img { transform: scale(1.06); }

.product-card__body {
  display: grid; align-content: start;
  gap: 10px; padding: 18px;
}
.product-tag {
  display: inline-block; width: fit-content;
  padding: 3px 8px; border-radius: 4px;
  background: rgba(255,140,0,.12); color: var(--accent-d);
  font-size: 11px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .04em;
}
.product-card__body h3 {
  margin: 0; font-size: 20px; line-height: 1;
}
.product-card__body > p {
  min-height: 48px; margin: 0;
  color: rgba(17,17,20,.6); font-size: 13px; line-height: 1.45;
}

/* Spec Accordion */
.spec-accordion {
  border-top: 1px solid rgba(0,0,0,.08);
  margin-top: 4px;
}
.spec-accordion summary {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 0; cursor: pointer;
  font-size: 12px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .03em;
  color: var(--accent-d);
  list-style: none;
}
.spec-accordion summary::-webkit-details-marker { display: none; }
.spec-accordion summary .chevron {
  transition: transform .3s;
}
.spec-accordion[open] summary .chevron { transform: rotate(180deg); }

.spec-content {
  padding: 0 0 8px;
  animation: accordionOpen .35s ease;
}
.spec-content ul {
  list-style: none; display: grid; gap: 6px;
}
.spec-content li {
  font-size: 12px; color: rgba(17,17,20,.7);
  padding-left: 12px; position: relative;
}
.spec-content li::before {
  content: ''; position: absolute; left: 0; top: 7px;
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--accent);
}

@keyframes accordionOpen {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Product Link */
.product-link {
  display: inline-flex; align-items: center; gap: 6px;
  width: fit-content; margin-top: 4px;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--accent);
  color: var(--ink); font-size: 12px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .03em;
  transition: gap .25s;
}
.product-link:hover { gap: 10px; color: var(--accent-d); }

.result-count {
  min-height: 24px; margin: 22px 0 0;
  color: var(--muted); font-size: 13px; font-weight: 700;
  text-transform: uppercase;
}

/* ══════════════════════ TOOLS ══════════════════════ */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.tool-card {
  padding: 28px;
  transition: transform .3s, border-color .3s;
}
.tool-card:hover { border-color: rgba(255,255,255,.18); }

.tool-card--wide {
  grid-column: 1 / -1;
}

.tool-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 6px;
}
.tool-icon { font-size: 28px; }
.tool-header h3 {
  font-size: 22px; line-height: 1;
  text-transform: none; letter-spacing: 0;
}
.tool-desc {
  margin: 0 0 20px;
  color: var(--muted); font-size: 14px;
}

/* ── Oil Calculator ── */
.oil-calculator { display: grid; gap: 20px; }

.oil-input-group { display: grid; gap: 6px; }
.oil-input-group label {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; color: var(--muted);
}

.range-wrap {
  display: flex; align-items: center; gap: 14px;
}
.range-wrap input[type="range"] {
  flex: 1; height: 6px; -webkit-appearance: none; appearance: none;
  background: rgba(255,255,255,.1); border-radius: 3px;
  outline: none; cursor: pointer;
}
.range-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-l));
  box-shadow: 0 2px 10px rgba(255,140,0,.4);
  cursor: pointer; transition: transform .2s;
}
.range-wrap input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.2); }
.range-wrap output {
  min-width: 56px; text-align: right;
  font-size: 14px; font-weight: 700;
  color: var(--accent-l); font-variant-numeric: tabular-nums;
}

.ratio-btns { display: flex; gap: 8px; }
.ratio-btn {
  flex: 1; min-height: 40px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: transparent; color: var(--text);
  font: 700 14px var(--body); cursor: pointer;
  transition: all .2s;
}
.ratio-btn:hover { border-color: var(--accent); }
.ratio-btn.is-active {
  background: linear-gradient(135deg, var(--accent), var(--accent-l));
  border-color: transparent; color: #101010;
  box-shadow: 0 4px 16px rgba(255,140,0,.25);
}

.oil-result-wrap {
  display: grid; grid-template-columns: 120px 1fr;
  gap: 20px; align-items: center;
  padding: 20px; border-radius: var(--radius);
  background: rgba(255,255,255,.04);
}

/* Oil Visualization */
.oil-viz { display: flex; align-items: flex-end; gap: 8px; }
.oil-viz-tank {
  width: 60px; height: 100px;
  border: 2px solid rgba(255,255,255,.2); border-radius: 6px 6px 10px 10px;
  overflow: hidden; position: relative;
  display: flex; flex-direction: column; justify-content: flex-end;
}
.oil-viz-fuel {
  background: linear-gradient(180deg, rgba(77,171,247,.6), rgba(77,171,247,.3));
  transition: height .5s cubic-bezier(.4,0,.2,1);
}
.oil-viz-oil {
  background: linear-gradient(180deg, var(--accent), var(--accent-d));
  transition: height .5s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 0 12px rgba(255,140,0,.4);
}
.oil-viz-labels {
  display: flex; flex-direction: column; gap: 4px; font-size: 10px;
  font-weight: 700; text-transform: uppercase; color: var(--muted);
}
.oil-label-oil { color: var(--accent-l); }

.oil-result { text-align: left; }
.oil-result-big { display: flex; align-items: baseline; gap: 6px; }
.oil-result-number {
  font-family: var(--display); font-size: 42px; font-weight: 900;
  color: var(--accent-l);
  font-variant-numeric: tabular-nums;
}
.oil-result-unit { font-size: 16px; font-weight: 700; color: var(--muted); }
.oil-result-detail {
  margin: 4px 0 0; font-size: 12px; color: var(--muted);
}

/* ── Product Meta Row ── */
.product-meta {
  display: flex; justify-content: space-between; align-items: center;
}
.product-difficulty {
  font-size: 11px; letter-spacing: 2px;
  color: var(--accent); cursor: help;
}

/* ── Product Key Specs (always visible) ── */
.product-keyspecs {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.keyspec {
  display: flex; flex-direction: column; align-items: center;
  padding: 6px 10px; border-radius: 6px;
  background: rgba(255,140,0,.08);
  border: 1px solid rgba(255,140,0,.12);
  text-align: center; min-width: 60px;
}
.keyspec strong {
  font-family: var(--display); font-size: 16px;
  line-height: 1; color: var(--accent-d);
  text-transform: none;
}
.keyspec span {
  font-size: 9px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .04em; color: rgba(17,17,20,.5);
  margin-top: 2px;
}

/* ── Compatibility Chips ── */
.product-compat {
  display: flex; flex-wrap: wrap; gap: 4px;
}
.product-compat span {
  display: inline-block; padding: 2px 7px;
  border-radius: 4px; font-size: 10px; font-weight: 700;
  background: rgba(17,17,20,.06); color: rgba(17,17,20,.55);
  letter-spacing: .02em;
}

/* ── Product Badges (on image) ── */
.product-badges {
  position: absolute; top: 10px; left: 10px; z-index: 2;
  display: flex; gap: 6px;
}
.badge {
  padding: 3px 8px; border-radius: 4px;
  font-size: 10px; font-weight: 800; text-transform: uppercase;
  letter-spacing: .04em;
}
.badge--cert { background: var(--green); color: #111; }
.badge--kit  { background: var(--blue); color: #111; }

/* ── Spec Table ── */
.spec-table {
  width: 100%; border-collapse: collapse;
  font-size: 12px;
}
.spec-table td {
  padding: 6px 0; border-bottom: 1px solid rgba(0,0,0,.06);
  vertical-align: top;
}
.spec-table td:first-child {
  font-weight: 700; color: rgba(17,17,20,.5);
  width: 40%; padding-right: 12px;
}
.spec-table td:last-child { color: rgba(17,17,20,.8); }

/* ── Spec Group ── */
.spec-group { margin-bottom: 14px; }
.spec-group:last-child { margin-bottom: 0; }
.spec-group h4 {
  font-family: var(--body); font-size: 11px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent-d); margin-bottom: 6px;
}
.spec-group p { font-size: 12px; color: rgba(17,17,20,.65); line-height: 1.5; margin: 0; }
.spec-group a { color: var(--accent-d); border-bottom: 1px solid var(--accent); }

.spec-note {
  margin-top: 6px; padding: 8px 10px; border-radius: 6px;
  background: rgba(255,140,0,.06); border-left: 3px solid var(--accent);
  font-size: 11px; color: rgba(17,17,20,.6);
}

/* ── Setup-Builder (replaces Upgrade Calculator) ── */
.setup-builder { display: grid; gap: 16px; }
.setup-options { display: grid; gap: 6px; }

.setup-option {
  display: grid; grid-template-columns: auto 1fr auto;
  align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: var(--radius);
  cursor: pointer; transition: background .2s;
}
.setup-option:hover { background: rgba(255,255,255,.04); }

.setup-option input { display: none; }
.upgrade-check {
  width: 20px; height: 20px;
  border: 2px solid var(--line); border-radius: 5px;
  display: grid; place-items: center;
  transition: all .2s;
}
.upgrade-check::after {
  content: '✓'; font-size: 12px; font-weight: 900;
  color: #101010; opacity: 0;
  transform: scale(.5); transition: all .2s;
}
.setup-option input:checked ~ .upgrade-check {
  background: var(--accent); border-color: var(--accent);
}
.setup-option input:checked ~ .upgrade-check::after {
  opacity: 1; transform: scale(1);
}
.setup-option input:checked ~ .upgrade-name { color: var(--accent-l); }

.upgrade-name { font-size: 14px; font-weight: 600; }
.setup-cat-chip {
  padding: 2px 8px; border-radius: 4px;
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  background: rgba(255,255,255,.06); color: var(--muted);
}

.setup-summary-wrap {
  padding: 20px; border-radius: var(--radius);
  background: rgba(255,255,255,.04);
  display: grid; gap: 14px;
}

.setup-coverage {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.setup-coverage-label {
  font-size: 12px; font-weight: 700; color: var(--muted);
  text-transform: uppercase; letter-spacing: .04em;
}
.setup-coverage-cats {
  display: flex; gap: 6px;
}
.coverage-dot {
  font-size: 16px; opacity: .25;
  transition: opacity .3s, transform .3s;
  filter: grayscale(1);
}
.coverage-dot.is-covered {
  opacity: 1; filter: none;
  transform: scale(1.15);
}
.setup-count {
  font-family: var(--display); font-size: 16px; font-weight: 800;
  color: var(--accent-l);
}

.setup-list {
  font-size: 13px; color: var(--muted); line-height: 1.6;
  min-height: 20px;
}

/* ── Product Comparator ── */
.compare-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.compare-slot { display: grid; gap: 12px; }

.compare-select {
  width: 100%; min-height: 42px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: rgba(255,255,255,.06); color: var(--text);
  font: 600 13px var(--body); cursor: pointer;
  appearance: none; outline: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%23999' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color .2s;
}
.compare-select:focus { border-color: var(--accent); }
.compare-select option { background: #1a1a24; color: var(--text); }

.compare-card-placeholder {
  min-height: 160px; display: grid; place-items: center;
  border: 2px dashed var(--line); border-radius: var(--radius);
  color: var(--muted);
}

.compare-card {
  padding: 16px; border-radius: var(--radius);
  background: rgba(255,255,255,.04);
  animation: accordionOpen .35s ease;
}
.compare-card img {
  width: 100%; height: 100px; object-fit: contain;
  border-radius: 6px; margin-bottom: 10px;
  background: rgba(255,255,255,.06);
}
.compare-card h4 {
  font-size: 14px; line-height: 1.1;
  text-transform: none; letter-spacing: 0;
  margin-bottom: 6px;
}
.compare-card .compare-tag {
  display: inline-block; padding: 2px 6px;
  border-radius: 4px; font-size: 10px; font-weight: 700;
  text-transform: uppercase;
  background: rgba(255,140,0,.15); color: var(--accent);
  margin-bottom: 6px;
}
.compare-card .compare-price {
  font-size: 18px; font-weight: 800; color: var(--accent-l);
  font-family: var(--display);
}

/* ══════════════════════ PROOF BAND ══════════════════════ */
.proof-band {
  margin-top: 100px; padding: 80px 28px;
  background:
    linear-gradient(110deg, rgba(255,140,0,.12), transparent 35%),
    linear-gradient(280deg, rgba(77,171,247,.08), transparent 30%),
    #101118;
  border-block: 1px solid var(--line);
}
.proof-band__inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.proof-item {
  padding: 28px; position: relative; overflow: hidden;
  transition: transform .3s, border-color .3s;
}
.proof-item:hover { border-color: var(--accent); transform: translateY(-4px); }

.proof-icon {
  color: var(--accent); margin-bottom: 8px;
}
.proof-number {
  display: block; margin-bottom: 12px;
  color: var(--accent); font-size: 12px; font-weight: 900;
  letter-spacing: .06em;
}
.proof-item h3 {
  margin: 0 0 12px;
  font-size: 24px; line-height: 1;
}
.proof-item p {
  margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55;
}

/* ══════════════════════ FAQ ══════════════════════ */
.faq-list {
  max-width: 800px; display: grid; gap: 10px;
}

.faq-item {
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .3s;
}
.faq-item:hover { border-color: rgba(255,255,255,.15); }
.faq-item[open] { border-color: var(--accent); }

.faq-item summary {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 18px 20px;
  cursor: pointer; list-style: none;
  font-size: 15px; font-weight: 700;
  transition: color .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent); }
.faq-item summary .chevron { transition: transform .3s; flex-shrink: 0; }
.faq-item[open] summary .chevron { transform: rotate(180deg); }
.faq-item[open] summary { color: var(--accent); }

.faq-answer {
  padding: 0 20px 20px;
  animation: accordionOpen .35s ease;
}
.faq-answer p { margin: 0 0 10px; color: var(--muted); font-size: 14px; line-height: 1.65; }
.faq-answer p:last-child { margin-bottom: 0; }
.faq-answer a { color: var(--accent); border-bottom: 1px solid var(--accent); }
.faq-answer ul {
  margin: 8px 0; padding-left: 18px; color: var(--muted); font-size: 14px;
}
.faq-answer li { margin-bottom: 4px; }

/* ══════════════════════ MATRIX ══════════════════════ */
.matrix-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.matrix-link {
  min-height: 220px; display: grid; align-content: end;
  padding: 28px; position: relative; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(255,140,0,.18), rgba(255,255,255,.04)),
    rgba(255,255,255,.04);
  background-size: cover; background-position: center;
  transition: transform .35s cubic-bezier(.2,1,.3,1), border-color .3s, box-shadow .3s;
}
.matrix-link[style*="background-image"]::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,10,15,.5), rgba(10,10,15,.85));
}
.matrix-link:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
}

.matrix-tag {
  position: relative; z-index: 1;
  display: block; margin-bottom: 4px;
  color: var(--accent); font-size: 12px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .06em;
}
.matrix-link strong {
  position: relative; z-index: 1;
  font-family: var(--display); font-size: 30px;
  line-height: 1; text-transform: uppercase;
}
.matrix-arrow {
  position: absolute; top: 20px; right: 20px; z-index: 1;
  color: var(--muted); transition: color .2s, transform .2s;
}
.matrix-link:hover .matrix-arrow {
  color: var(--accent); transform: translate(3px, -3px);
}

/* ══════════════════════ FOOTER ══════════════════════ */
.site-footer {
  margin-top: 100px;
  border-top: 1px solid var(--line);
  padding: 0 28px;
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 60px 0 40px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
}
.footer-brand img {
  width: 90px; height: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 12px;
}
.footer-brand p { color: var(--muted); font-size: 14px; max-width: 280px; }

.footer-links { display: grid; gap: 8px; align-content: start; }
.footer-links h4 {
  font-size: 12px; font-weight: 800;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent); margin-bottom: 4px;
}
.footer-links a {
  font-size: 14px; color: var(--muted);
  transition: color .2s;
}
.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  max-width: var(--max-w); margin: 0 auto;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--muted);
}
.footer-bottom a { color: var(--muted); transition: color .2s; }
.footer-bottom a:hover { color: var(--accent); }

/* ══════════════════════ REVEAL / ANIMATIONS ══════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s cubic-bezier(.2,1,.3,1), transform .6s cubic-bezier(.2,1,.3,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.product-grid .reveal:nth-child(2) { transition-delay: .06s; }
.product-grid .reveal:nth-child(3) { transition-delay: .12s; }
.product-grid .reveal:nth-child(4) { transition-delay: .18s; }
.product-grid .reveal:nth-child(5) { transition-delay: .24s; }
.product-grid .reveal:nth-child(6) { transition-delay: .30s; }
.product-grid .reveal:nth-child(7) { transition-delay: .36s; }
.product-grid .reveal:nth-child(8) { transition-delay: .42s; }

.faq-item.reveal:nth-child(2) { transition-delay: .06s; }
.faq-item.reveal:nth-child(3) { transition-delay: .12s; }
.faq-item.reveal:nth-child(4) { transition-delay: .18s; }
.faq-item.reveal:nth-child(5) { transition-delay: .24s; }

/* ── Shimmer on hero heading ── */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}
.hero h1 .text-gradient {
  background-size: 200% auto;
  animation: shimmer 4s ease-in-out infinite;
}

/* ── Magnetic button hover glow ── */
.magnetic-btn { position: relative; }
.magnetic-btn::after {
  content: ''; position: absolute; inset: -2px;
  border-radius: inherit; opacity: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-l));
  filter: blur(12px); z-index: -1;
  transition: opacity .3s;
}
.magnetic-btn:hover::after { opacity: .35; }

/* ══════════════════════ RESPONSIVE ══════════════════════ */

/* --- 4 → 3 columns (large tablets / small desktops) --- */
@media (max-width: 1200px) {
  .product-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* --- 3 → 2 columns + hero/finder stack (tablets) --- */
@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  /* Hero stacks to single column */
  .hero__inner {
    grid-template-columns: 1fr;
  }
  .hero__stats {
    grid-template-columns: repeat(3, 1fr);
  }
  .hero__copy { padding-bottom: 20px; }

  /* Finder stacks to single column */
  .finder-band__inner {
    grid-template-columns: 1fr;
  }

  /* Tools grid single column */
  .tools-grid { grid-template-columns: 1fr; }

  /* Compare grid 2 cols on tablet */
  .compare-grid { grid-template-columns: repeat(2, 1fr); }

  /* Proof band 2 cols */
  .proof-band__inner { grid-template-columns: repeat(2, 1fr); }

  /* Matrix grid 2 cols */
  .matrix-grid { grid-template-columns: repeat(2, 1fr); }

  /* Footer 2 cols */
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

/* --- Mobile (phones) --- */
@media (max-width: 760px) {
  /* Mobile nav: full-screen overlay with smooth animation */
  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 49;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    background: rgba(10,10,15,.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    font-size: 18px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity .35s cubic-bezier(.2,1,.3,1),
                visibility .35s,
                transform .35s cubic-bezier(.2,1,.3,1);
    pointer-events: none;
  }
  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }
  /* Stagger nav link appearance */
  .site-nav.is-open a { animation: navFadeIn .4s ease both; }
  .site-nav.is-open a:nth-child(1) { animation-delay: .05s; }
  .site-nav.is-open a:nth-child(2) { animation-delay: .10s; }
  .site-nav.is-open a:nth-child(3) { animation-delay: .15s; }
  .site-nav.is-open a:nth-child(4) { animation-delay: .20s; }
  .site-nav.is-open a:nth-child(5) { animation-delay: .25s; }
  .site-nav.is-open a:nth-child(6) { animation-delay: .30s; }
  .site-nav.is-open a:nth-child(7) { animation-delay: .35s; }

  @keyframes navFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .mobile-toggle { display: flex; z-index: 51; }

  /* Hero */
  .hero { min-height: 90vh; }
  .hero__inner { padding: 80px 20px 40px; gap: 20px; }
  .hero h1 { font-size: 48px; }
  .hero__subtitle { font-size: 15px; }
  .hero__stats { grid-template-columns: repeat(3, 1fr); }
  .stat-card { padding: 12px 14px; }
  .stat-number { font-size: 24px; }

  /* Finder */
  .finder-band { margin-top: -28px; padding-inline: 16px; }
  .finder-band__inner { padding: 20px; }

  /* Filter row: horizontal scroll instead of wrapping */
  .filter-row {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
    padding-bottom: 4px;
  }
  .filter-row::-webkit-scrollbar { display: none; }
  .filter-btn { flex-shrink: 0; }

  /* Sections & spacing */
  .section { padding: 60px 16px 0; }
  .proof-band { padding-left: 16px; padding-right: 16px; }

  /* Product grid: 2 cols on phone */
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .product-card { grid-template-rows: 180px 1fr; }
  .product-card__body { padding: 14px; gap: 8px; }
  .product-card__body h3 { font-size: 16px; }

  /* Proof / matrix / compare: single col */
  .proof-band__inner,
  .matrix-grid { grid-template-columns: 1fr; }
  .compare-grid { grid-template-columns: 1fr; }

  /* Oil calculator result */
  .oil-result-wrap { grid-template-columns: 1fr; text-align: center; }
  .oil-viz { justify-content: center; }
  .oil-result { text-align: center; }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* --- Small phones (single column everything) --- */
@media (max-width: 600px) {
  .product-grid { grid-template-columns: 1fr; gap: 16px; }
  .product-card { grid-template-rows: 220px 1fr; }

  .hero h1 { font-size: clamp(36px, 10vw, 48px); }
  .hero__actions { flex-direction: column; }
  .hero__actions .button { width: 100%; justify-content: center; }
  .hero__stats { grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
  .stat-card { padding: 10px 8px; }
  .stat-number { font-size: 20px; }
  .stat-label { font-size: 10px; }

  .finder-band h2,
  .section__head h2 { font-size: clamp(22px, 6vw, 32px); }

  .ratio-btns { flex-wrap: wrap; }
  .oil-result-number { font-size: 32px; }

  .proof-item { padding: 20px; }
  .proof-item h3 { font-size: 20px; }

  .matrix-link { min-height: 160px; padding: 20px; }
  .matrix-link strong { font-size: 24px; }
}

/* ═══════════════════════════════════════════════════════════
   VIDEO PAGE STYLES
   ═══════════════════════════════════════════════════════════ */

/* ── Video Hero ── */
.video-hero {
  padding: 140px 24px 60px;
  background: linear-gradient(135deg, var(--bg) 0%, #1a1018 50%, var(--bg) 100%);
  position: relative;
  overflow: hidden;
}
.video-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,140,0,.08) 0%, transparent 60%);
  pointer-events: none;
}
.video-hero__inner {
  max-width: var(--content-w);
  margin: 0 auto;
  position: relative; z-index: 1;
}
.video-hero__subtitle {
  font-size: 16px; color: var(--muted);
  max-width: 640px; line-height: 1.7;
  margin-bottom: 24px;
}

/* ── Video Filter Bar ── */
.video-filter-bar {
  padding: 0 24px;
  position: sticky; top: 60px; z-index: 40;
  background: rgba(10,10,15,.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.video-filter-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 14px 0;
}

/* ── Video Section ── */
.video-section { padding-top: 40px; }

/* ── Video Grid ── */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 480px), 1fr));
  gap: 28px;
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Video Card ── */
.video-card {
  border-radius: var(--radius-l);
  overflow: hidden;
  transition: transform .3s, box-shadow .3s;
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(255,140,0,.08);
}

/* 16:9 Responsive Embed */
.video-card__embed {
  position: relative;
  padding-bottom: 56.25%;
  background: #111;
}
.video-card__embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Video Card Body */
.video-card__body {
  padding: 20px 22px 22px;
}
.video-card__meta {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 10px;
}
.video-cat-chip {
  padding: 3px 9px; border-radius: 4px;
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .03em;
  background: rgba(255,255,255,.06);
  color: var(--muted);
}
.video-cat-chip--featured {
  background: linear-gradient(135deg, var(--accent), var(--accent-l));
  color: #111;
}

.video-card h2 {
  font-family: var(--display);
  font-size: 18px; font-weight: 800;
  line-height: 1.3;
  margin-bottom: 8px;
}
.video-card__desc {
  font-size: 13px; line-height: 1.65;
  color: var(--muted);
  margin-bottom: 14px;
}

/* ── Video Product Dropdown ── */
.video-details {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}
.video-details summary {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px;
  font-size: 12px; font-weight: 700;
  color: var(--accent-l);
  cursor: pointer;
  transition: background .2s;
  list-style: none;
}
.video-details summary::-webkit-details-marker { display: none; }
.video-details summary:hover { background: rgba(255,140,0,.06); }
.video-details summary .chevron {
  transition: transform .3s;
}
.video-details[open] summary .chevron {
  transform: rotate(180deg);
}
.video-details__content {
  padding: 4px 6px 6px;
  display: grid; gap: 4px;
}

.video-product-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px;
  border-radius: 6px;
  text-decoration: none;
  transition: background .2s, transform .15s;
}
.video-product-link:hover {
  background: rgba(255,140,0,.08);
  transform: translateX(4px);
}
.vpl-name {
  font-size: 13px; font-weight: 600;
  color: var(--text);
}
.vpl-arrow {
  font-size: 16px; font-weight: 800;
  color: var(--accent);
  transition: transform .2s;
}
.video-product-link:hover .vpl-arrow {
  transform: translateX(4px);
}

/* ── Video CTA Band ── */
.video-cta-band {
  padding: 60px 24px 80px;
}
.video-cta-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 40px;
  border-radius: var(--radius-l);
  display: flex; align-items: center; justify-content: space-between;
  gap: 30px; flex-wrap: wrap;
}
.video-cta__copy { max-width: 500px; }
.video-cta__copy h2 {
  font-family: var(--display);
  font-size: 24px; margin-bottom: 8px;
}
.video-cta__copy p {
  font-size: 14px; color: var(--muted); line-height: 1.6;
}
.video-cta__actions {
  display: flex; gap: 12px; flex-wrap: wrap;
}

/* ── Video Page Responsive ── */
@media (max-width: 768px) {
  .video-hero { padding: 120px 16px 40px; }
  .video-grid { grid-template-columns: 1fr; gap: 20px; padding: 0 16px; }
  .video-cta-inner { flex-direction: column; text-align: center; padding: 28px 20px; }
  .video-cta__actions { justify-content: center; }
  .video-filter-bar { top: 56px; }
}

/* ══════════════════════ VISUAL POLISH & MICRO-ANIMATIONS ══════════════════════ */

/* ── Shimmer overlay on product card images ── */
.product-card__image::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,.04) 50%, transparent 100%);
  background-size: 200% 100%;
  animation: shimmer 3s ease-in-out infinite;
  pointer-events: none;
}

/* ── Glow pulse for CTA buttons ── */
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 8px 30px rgba(255,140,0,.3); }
  50%      { box-shadow: 0 8px 40px rgba(255,140,0,.5); }
}
.button--primary { animation: glowPulse 3s ease-in-out infinite; }
.button--primary:hover { animation: none; }

/* ── Product card entrance stagger ── */
.product-card.is-visible {
  animation: cardEnter .6s cubic-bezier(.2,1,.3,1) both;
}
@keyframes cardEnter {
  from { opacity: 0; transform: translateY(30px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ── Focus-visible ring (accessibility) ── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ── Selection color ── */
::selection {
  background: rgba(255,140,0,.3);
  color: #fff;
}

/* ── Dark theme scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,.12);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.2); }

/* ── Print styles ── */
@media print {
  .site-header, .scroll-progress, .hero-particles,
  .hero__scroll-hint, .mobile-toggle, .site-footer,
  .button, .nav-cta, canvas { display: none !important; }
  body { background: #fff; color: #111; }
  .product-card { break-inside: avoid; box-shadow: none; border: 1px solid #ddd; }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ═══════════════════════════════════════════════════════════
   Motoforce reference adaptation: light technical brand UI
   ═══════════════════════════════════════════════════════════ */
:root {
  --bg: #f9fafb;
  --surface: #ffffff;
  --glass: rgba(255, 255, 255, .72);
  --glass-b: #dce0e5;
  --paper: #ffffff;
  --ink: #161d27;
  --text: #161d27;
  --muted: #5e6978;
  --line: #dce0e5;
  --card-line: #e1e5ea;
  --accent: #ff571f;
  --accent-l: #ff7a45;
  --accent-d: #e64716;
  --blue: #004fbd;
  --green: #247a49;
  --red: #c93424;
  --shadow-sm: 0 1px 2px rgba(22, 29, 39, .05);
  --shadow: 0 18px 46px rgba(22, 29, 39, .08);
  --shadow-glow: none;
  --radius: 6px;
  --radius-lg: 12px;
  --radius-l: 12px;
  --display: 'Anton', 'Inter', sans-serif;
  --body: 'Inter', 'Space Grotesk', system-ui, sans-serif;
  --max-w: 1265px;
  --content-w: 1217px;
  color-scheme: light;
}

html {
  scroll-padding-top: 78px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    linear-gradient(rgba(220, 224, 229, .32) 1px, transparent 1px),
    linear-gradient(90deg, rgba(220, 224, 229, .32) 1px, transparent 1px);
  background-size: 40px 40px;
}

body::after {
  display: none;
}

.scroll-progress {
  height: 2px;
  background: var(--accent);
  box-shadow: none;
}

.skip-link {
  background: var(--ink);
  color: #fff;
}

.site-header {
  height: 65px;
  padding: 0 max(24px, calc((100vw - var(--max-w)) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(249, 250, 251, .88);
  box-shadow: none;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-header.scrolled {
  background: rgba(249, 250, 251, .96);
  box-shadow: var(--shadow-sm);
}

.brand img {
  width: 190px;
  filter: none;
}

.brand:hover img {
  transform: none;
}

.site-nav {
  gap: 4px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
}

.site-nav a {
  position: relative;
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a:first-child {
  color: var(--text);
}

.site-nav a:first-child::after {
  content: '';
  position: absolute;
  right: 12px;
  bottom: 4px;
  left: 12px;
  height: 2px;
  border-radius: 999px;
  background: var(--accent);
}

.site-nav .nav-cta {
  margin-left: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  font-weight: 700;
  text-transform: uppercase;
}

.site-nav .nav-cta::after {
  display: none;
}

.mobile-toggle {
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.mobile-toggle span {
  background: var(--ink);
}

.glass-card,
.tool-card,
.proof-item,
.matrix-link,
.faq-item {
  border: 1px solid var(--card-line);
  background: #fff;
  box-shadow: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: auto;
  margin-bottom: 20px;
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(249, 250, 251, .64);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow-line {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  background: var(--accent);
  clip-path: polygon(54% 0, 100% 0, 63% 42%, 100% 42%, 33% 100%, 50% 56%, 0 56%);
}

h1, h2, h3,
.section__head h2,
.finder-band h2 {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

.text-gradient,
.hero h1 .text-gradient {
  background: none;
  color: var(--accent);
  -webkit-text-fill-color: currentColor;
  animation: none;
}

.hero {
  min-height: 544px;
  border-bottom: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(220, 224, 229, .35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(220, 224, 229, .35) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: .72;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(50%, 680px);
  background: repeating-linear-gradient(135deg, rgba(255, 87, 31, .08) 0 1px, transparent 1px 18px);
  opacity: .55;
}

.hero-particles,
.hero__shade,
.hero__scroll-hint {
  display: none;
}

.hero__bg {
  position: absolute;
  top: 50%;
  right: clamp(56px, 11vw, 180px);
  left: auto;
  z-index: 1;
  width: min(36vw, 448px);
  height: auto;
  object-fit: contain;
  opacity: 1;
  transform: translateY(-50%);
  filter: drop-shadow(0 16px 24px rgba(22, 29, 39, .08));
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, .9fr);
  grid-template-rows: auto auto;
  align-content: center;
  gap: 26px 40px;
  min-height: 543px;
  max-width: var(--max-w);
  padding: 80px 24px 72px;
}

.hero__copy {
  max-width: 620px;
  padding-bottom: 0;
}

.hero h1 {
  max-width: 660px;
  color: var(--ink);
  font-size: clamp(48px, 6vw, 74px);
  line-height: .98;
  letter-spacing: 0;
  text-shadow: none;
}

.hero__subtitle {
  max-width: 590px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.58;
}

.hero__actions {
  margin-top: 30px;
  gap: 12px;
}

.button {
  min-height: 46px;
  padding: 13px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .02em;
  text-transform: uppercase;
  box-shadow: none;
}

.button--primary {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  animation: none;
}

.button--primary:hover {
  background: var(--accent-d);
  border-color: var(--accent-d);
  transform: translateY(-1px);
}

.button--ghost {
  border: 1px solid var(--line);
  background: rgba(249, 250, 251, .62);
  color: var(--text);
}

.button--ghost:hover {
  border-color: #c9d0d9;
  background: #fff;
  color: var(--text);
}

.magnetic-btn::after,
.product-card__image::before,
.product-card__image::after {
  display: none;
}

.hero__stats {
  grid-column: 1;
  grid-row: 2;
  display: flex;
  align-items: flex-start;
  gap: 32px;
  width: auto;
  max-width: 520px;
}

.stat-card {
  min-width: 72px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.stat-number {
  color: var(--ink);
  font-family: var(--display);
  font-size: 28px;
  font-weight: 400;
  line-height: 1;
}

.hero__stats .stat-card:nth-child(2) .stat-number {
  color: var(--accent);
}

.stat-label {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.promo-strip {
  border-bottom: 1px solid #ced8e7;
  background: #e8eef8;
}

.promo-strip__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--content-w);
  min-height: 80px;
  margin: 0 auto;
  padding: 18px 24px;
}

.promo-strip h2 {
  margin: 0 0 4px;
  color: var(--ink);
  font-family: var(--body);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .03em;
  line-height: 1.25;
  text-transform: uppercase;
}

.promo-strip p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.4;
}

.promo-strip a {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}

.brand-section {
  padding: 64px 24px;
}

.brand-section__inner {
  max-width: var(--content-w);
  margin: 0 auto;
}

.section-kicker {
  width: 54px;
  height: 13px;
  margin-bottom: 16px;
  border-top: 3px solid var(--accent);
  border-right: 3px solid var(--accent);
  transform: skewX(-24deg);
}

.brand-section h2 {
  color: var(--ink);
  font-size: clamp(34px, 4vw, 44px);
  line-height: 1;
}

.brand-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.brand-card {
  min-height: 260px;
  padding: 28px;
  border: 1px solid var(--card-line);
  border-radius: var(--radius-lg);
  background: #fff;
}

.brand-card--accent {
  border-color: rgba(255, 87, 31, .4);
  background:
    repeating-linear-gradient(135deg, rgba(255, 87, 31, .06) 0 1px, transparent 1px 18px),
    #fff;
}

.brand-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: var(--radius);
  background: rgba(0, 79, 189, .12);
  color: var(--blue);
}

.brand-card--accent .brand-card__icon {
  background: rgba(255, 87, 31, .14);
  color: var(--accent);
}

.brand-card h3 {
  color: var(--ink);
  font-size: 28px;
  line-height: 1.1;
}

.brand-card--accent h3 {
  color: var(--accent);
}

.brand-card p {
  margin-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.brand-card a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 800;
}

.brand-card--accent a {
  color: var(--accent);
}

.finder-band {
  margin-top: 0;
  padding: 0 24px 64px;
  background: var(--bg);
}

.finder-band__inner {
  display: grid;
  grid-template-columns: minmax(220px, .6fr) minmax(0, 1fr);
  gap: 24px;
  max-width: var(--content-w);
  padding: 24px;
  border: 1px solid var(--card-line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: none;
}

.finder-band h2,
.section__head h2 {
  color: var(--ink);
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.02;
}

.finder-controls {
  gap: 12px;
}

.search-box > span {
  color: var(--muted);
}

.search-input-wrap {
  border-color: var(--line);
  background: #f9fafb;
}

.search-input-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 87, 31, .12);
}

.search-input-wrap input {
  color: var(--ink);
}

.filter-row {
  gap: 8px;
}

.filter-emoji {
  display: none;
}

.filter-btn {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.filter-btn:hover,
.filter-btn.is-active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.section {
  max-width: none;
  padding: 64px 24px 0;
}

.section__head {
  max-width: var(--content-w);
  margin: 0 auto 32px;
}

.section__head p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
}

.product-section {
  padding-top: 64px;
  padding-bottom: 64px;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, .44);
}

.product-section .section__head .eyebrow {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--accent);
}

.product-section .section__head .eyebrow::before {
  content: '';
  width: 40px;
  height: 3px;
  border-radius: 999px;
  background: var(--accent);
}

.product-section .section__head .eyebrow-line {
  display: none;
}

.product-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
  max-width: var(--content-w);
  margin: 0 auto;
}

.product-card {
  display: flex;
  flex-direction: column;
  min-height: 322px;
  overflow: hidden;
  border: 1px solid var(--card-line);
  border-radius: 9px;
  background: #fff;
  box-shadow: none;
  transform: none;
}

.product-card.is-visible {
  animation: none;
}

.product-card:hover {
  border-color: #ccd3dc;
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.product-card__image {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  height: auto;
  min-height: 0;
  padding: 16px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.product-card__image img,
.product-card__image img[src$=".png"] {
  width: 100%;
  height: 100%;
  max-height: 178px;
  object-fit: contain;
  padding: 0;
  transform: none;
}

.product-card:hover .product-card__image img {
  transform: scale(1.03);
}

.product-badges {
  top: 8px;
  left: 8px;
}

.badge {
  border-radius: 4px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 900;
}

.product-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
}

.product-meta {
  margin-bottom: 0;
}

.product-tag {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.product-difficulty,
.product-card__body > p,
.product-keyspecs,
.product-compat,
.spec-accordion {
  display: none;
}

.product-card__body h3 {
  display: -webkit-box;
  min-height: 38px;
  overflow: hidden;
  color: var(--ink);
  font-family: var(--body);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.35;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  text-transform: none;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

.product-link:hover {
  gap: 8px;
  color: var(--accent);
}

.tools-section,
.faq-section,
.matrix-section {
  background: var(--bg);
}

.tools-grid {
  max-width: var(--content-w);
  margin: 0 auto;
}

.tool-card {
  border-radius: var(--radius-lg);
  color: var(--text);
}

.tool-header h3,
.oil-result-number,
.matrix-link strong {
  color: var(--ink);
}

.tool-icon {
  border-radius: var(--radius);
  background: rgba(255, 87, 31, .12);
}

.ratio-btn,
.setup-chip,
.compare-item,
.oil-control input[type="range"],
.faq-item {
  border-color: var(--line);
  background: #f9fafb;
  color: var(--text);
}

.ratio-btn.is-active,
.setup-chip.is-active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.proof-band {
  padding: 64px 24px;
  border-block: 1px solid var(--line);
  background: #fff;
}

.proof-band__inner {
  max-width: var(--content-w);
}

.proof-icon {
  color: var(--accent);
}

.proof-item h3,
.faq-item summary,
.footer-links h4 {
  color: var(--ink);
}

.proof-item p,
.faq-item p,
.footer-brand p,
.footer-links a,
.footer-bottom {
  color: var(--muted);
}

.faq-list {
  max-width: var(--content-w);
}

.faq-item {
  border-radius: var(--radius-lg);
  background: #fff;
}

.matrix-grid {
  max-width: var(--content-w);
}

.matrix-link {
  min-height: 220px;
  border-radius: var(--radius-lg);
  color: #fff;
}

.matrix-link::before {
  background: linear-gradient(180deg, rgba(22, 29, 39, .06), rgba(22, 29, 39, .78));
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

.footer-inner,
.footer-bottom {
  max-width: var(--content-w);
}

.footer-brand img {
  width: 190px;
  filter: none;
}

.footer-links a:hover,
.footer-bottom a:hover {
  color: var(--accent);
}

.video-hero {
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.video-hero::before {
  background:
    linear-gradient(rgba(220, 224, 229, .35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(220, 224, 229, .35) 1px, transparent 1px);
  background-size: 44px 44px;
}

.video-filter-bar {
  background: rgba(249, 250, 251, .92);
  border-bottom: 1px solid var(--line);
}

.video-card,
.video-cta-inner {
  border: 1px solid var(--card-line);
  background: #fff;
}

.video-card h2,
.video-cta__copy h2,
.vpl-name {
  color: var(--ink);
}

.video-card__desc,
.video-cta__copy p,
.video-cat-chip {
  color: var(--muted);
}

.video-details {
  border-color: var(--line);
}

::selection {
  background: rgba(255, 87, 31, .22);
  color: var(--ink);
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: #c5ccd5;
}

::-webkit-scrollbar-thumb:hover {
  background: #aab3bf;
}

@media (max-width: 1100px) {
  .site-nav {
    gap: 0;
  }

  .site-nav a {
    padding-inline: 9px;
  }

  .hero__bg {
    width: min(38vw, 390px);
    right: 32px;
  }
}

@media (max-width: 900px) {
  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 49;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    background: rgba(249, 250, 251, .98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    pointer-events: none;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-nav a {
    color: var(--text);
    font-size: 18px;
  }

  .site-nav .nav-cta {
    margin-left: 0;
    background: var(--accent);
    color: #fff;
  }

  .mobile-toggle {
    position: relative;
    display: flex !important;
    flex: 0 0 36px;
    border-color: #cfd5dd;
    background: #fff;
  }

  .mobile-toggle span {
    background: var(--ink);
  }

  .hero__inner {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    min-height: 0;
    padding-top: 64px;
  }

  .hero__bg {
    position: relative;
    right: auto;
    top: auto;
    grid-row: 1;
    width: min(70vw, 360px);
    margin: 0 auto 8px;
    transform: none;
  }

  .hero__copy {
    grid-row: 2;
  }

  .hero__stats {
    grid-row: 3;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    width: 100%;
  }

  .stat-card {
    min-width: 0;
    text-align: center;
  }

  .stat-number {
    font-size: 24px;
  }

  .stat-label {
    font-size: 10px;
    line-height: 1.2;
  }

  .finder-band__inner,
  .brand-cards {
    grid-template-columns: 1fr;
  }

  .product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .site-header {
    padding-inline: 16px;
  }

  .mobile-toggle {
    position: relative;
    display: flex !important;
    flex: 0 0 36px;
    border-color: #cfd5dd;
    background: #fff;
  }

  .mobile-toggle span {
    background: var(--ink);
  }

  .site-nav {
    inset: 0;
    background: rgba(249, 250, 251, .98);
    color: var(--text);
  }

  .site-nav a {
    color: var(--text);
    font-size: 18px;
  }

  .site-nav .nav-cta {
    margin-left: 0;
    background: var(--accent);
    color: #fff;
  }

  .hero {
    min-height: 0;
  }

  .hero__inner {
    padding: 42px 20px 44px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 64px);
  }

  .hero__subtitle {
    font-size: 16px;
  }

  .hero__stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    width: 100%;
  }

  .stat-card {
    min-width: 0;
    text-align: center;
  }

  .stat-number {
    font-size: 24px;
  }

  .stat-label {
    font-size: 10px;
    line-height: 1.2;
  }

  .promo-strip__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .promo-strip a {
    width: 100%;
    justify-content: center;
  }

  .brand-section,
  .finder-band,
  .section,
  .proof-band {
    padding-inline: 16px;
  }

  .finder-band {
    padding-bottom: 48px;
  }

  .finder-band__inner,
  .brand-card {
    padding: 20px;
  }

  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-card {
    min-height: 300px;
  }

  .product-card__image img,
  .product-card__image img[src$=".png"] {
    max-height: 150px;
  }
}

@media (max-width: 520px) {
  .brand img,
  .footer-brand img {
    width: 150px;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .button {
    width: 100%;
    justify-content: center;
  }

  .hero__stats {
    flex-wrap: wrap;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-card__image img,
  .product-card__image img[src$=".png"] {
    max-height: 190px;
  }
}