:root {
  --red: #d71920;
  --red-dark: #a70f15;
  --ink: #09090a;
  --graphite: #151517;
  --panel: #1d1d20;
  --line: rgba(255,255,255,.13);
  --soft-line: #dedee2;
  --white: #fff;
  --muted: #aaaab1;
  --paper: #f4f4f5;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 16px; line-height: 1.55; }
a { color: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .8rem 1rem; background: white; color: black; }
.skip-link:focus { top: 1rem; }

.site-header { height: 86px; padding: 0 max(24px, calc((100vw - var(--max))/2)); display: flex; align-items: center; justify-content: space-between; gap: 2rem; background: rgba(9,9,10,.96); color: white; position: sticky; top: 0; z-index: 30; border-bottom: 1px solid var(--line); backdrop-filter: blur(16px); }
.brand { display: inline-flex; align-items: center; gap: .75rem; text-decoration: none; min-width: max-content; }
.brand-logo { width: 52px; height: 52px; display: block; object-fit: cover; border-radius: 50%; border: 1px solid rgba(255,255,255,.3); box-shadow: 0 0 0 3px rgba(215,25,32,.16); }
.brand strong, .brand small { display: block; line-height: 1; letter-spacing: .08em; }
.brand strong { font-size: 1.2rem; font-style: italic; }
.brand small { color: #bcbcc2; font-size: .65rem; margin-top: .25rem; letter-spacing: .2em; }
nav { display: flex; align-items: center; gap: 1.8rem; }
nav a { color: #d4d4d8; text-decoration: none; font-size: .94rem; font-weight: 650; }
nav a:hover, nav a:focus-visible { color: white; }
.nav-cta { padding: .75rem 1rem; border: 1px solid rgba(255,255,255,.32); border-radius: 3px; }
.menu-toggle { display: none; color: white; border: 1px solid var(--line); background: transparent; padding: .65rem .8rem; font: inherit; }

.hero { min-height: 680px; display: grid; align-items: center; position: relative; color: white; isolation: isolate; overflow: hidden; background: #080809; }
.hero-bg { position: absolute; inset: 0; z-index: -2; background: url("assets/rocar-hero.png") center right/cover no-repeat; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(5,5,6,.98) 0%, rgba(5,5,6,.9) 38%, rgba(5,5,6,.28) 72%, rgba(5,5,6,.12) 100%), linear-gradient(0deg, rgba(5,5,6,.42), transparent 45%); }
.hero-content { width: min(var(--max), calc(100% - 48px)); margin: auto; padding: 6rem 0; }
.eyebrow { margin: 0 0 1rem; color: var(--red); font-size: .77rem; font-weight: 850; letter-spacing: .18em; }
h1, h2, h3, p { text-wrap: pretty; }
h1 { max-width: 780px; margin: 0; font-size: clamp(3rem, 7vw, 6.2rem); line-height: .95; letter-spacing: -.058em; font-weight: 900; }
h1 span, .contact h2 span { color: #bfc0c5; }
.hero-copy { max-width: 610px; margin: 2rem 0; color: #d4d4d8; font-size: clamp(1.05rem, 2vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: .65rem; padding: .85rem 1.2rem; border: 1px solid transparent; border-radius: 3px; text-decoration: none; font-weight: 800; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--red); color: white; }
.button-primary:hover { background: #ee1c24; }
.button-secondary { color: white; border-color: rgba(255,255,255,.36); background: rgba(0,0,0,.2); }
.button-light { background: white; color: black; }
.microcopy { margin: 1.25rem 0 0; color: #aaaab2; font-size: .9rem; }
.microcopy span { color: #50d890; margin-right: .35rem; }

.trust-strip { background: var(--red); color: white; display: grid; grid-template-columns: repeat(3, 1fr); padding: 0 max(24px, calc((100vw - var(--max))/2)); }
.trust-strip div { padding: 1.5rem 2rem; border-right: 1px solid rgba(255,255,255,.25); }
.trust-strip div:first-child { padding-left: 0; }
.trust-strip div:last-child { border: 0; }
.trust-strip strong, .trust-strip span { display: block; }
.trust-strip strong { font-size: 1.05rem; }
.trust-strip span { color: rgba(255,255,255,.76); font-size: .85rem; }

.section { padding: 7rem max(24px, calc((100vw - var(--max))/2)); }
.section-heading { display: grid; grid-template-columns: 1.15fr .85fr; gap: 4rem; align-items: end; margin-bottom: 3rem; }
h2 { margin: 0; font-size: clamp(2.2rem, 5vw, 4.2rem); line-height: 1.02; letter-spacing: -.045em; }
.section-heading > p { margin: 0; color: #56565e; font-size: 1.05rem; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: #cfcfd3; border: 1px solid #cfcfd3; }
.product-card { min-height: 295px; padding: 2rem; display: flex; flex-direction: column; background: white; }
.product-card.featured { background: var(--graphite); color: white; }
.product-number { color: var(--red); font-size: .78rem; font-weight: 850; letter-spacing: .14em; }
.product-card h3 { margin: 2.2rem 0 .65rem; font-size: 1.55rem; }
.product-card p { margin: 0 0 2rem; color: #66666c; }
.product-card.featured p { color: #bcbcc3; }
.product-card a { margin-top: auto; color: var(--red); font-weight: 800; text-decoration: none; }

.quote-section { background: var(--graphite); color: white; }
.quote-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 5rem; align-items: start; }
.steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.steps li { display: grid; grid-template-columns: 42px 1fr; gap: 1rem; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.steps li > span { width: 32px; height: 32px; display: grid; place-items: center; background: var(--red); border-radius: 50%; font-weight: 850; }
.steps p { margin: 0; color: #aaaab2; }
.steps strong { display: block; color: white; margin-bottom: .2rem; }
.quote-panel > .button { grid-column: 2; justify-self: start; }

.about { display: grid; grid-template-columns: .8fr 1.2fr; gap: 6rem; background: white; }
.about-label { min-height: 390px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 2rem; color: white; background: linear-gradient(140deg, rgba(215,25,32,.96), rgba(100,5,9,.94)), repeating-linear-gradient(135deg, transparent 0 22px, rgba(255,255,255,.06) 22px 24px); position: relative; overflow: hidden; }
.about-logo { width: min(100%, 320px); height: auto; display: block; border-radius: 50%; border: 2px solid rgba(255,255,255,.4); box-shadow: 0 22px 55px rgba(0,0,0,.34); position: relative; }
.about-label small { margin-top: 1.2rem; font-weight: 800; letter-spacing: .18em; position: relative; }
.about-copy { align-self: center; }
.about-copy > p:not(.eyebrow) { max-width: 650px; color: #55555d; font-size: 1.05rem; }

.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: 6rem; background: var(--red); color: white; }
.contact .eyebrow { color: white; opacity: .75; }
.contact-intro .button { margin-top: 2rem; }
.contact-details { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.contact-details article { padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,.38); }
.contact-details article:first-child { grid-column: span 2; }
.contact-details span { display: block; margin-bottom: .9rem; color: rgba(255,255,255,.68); font-size: .75rem; font-weight: 850; letter-spacing: .16em; }
.contact-details p { margin: 0 0 1rem; }
.contact-details a { display: block; width: fit-content; margin: .25rem 0; font-weight: 750; }

footer { padding: 2rem max(24px, calc((100vw - var(--max))/2)); display: flex; justify-content: space-between; align-items: center; gap: 2rem; background: var(--ink); color: #b9b9bf; font-size: .88rem; }
footer > a:last-child { color: white; }
.footer-brand { color: white; }
.whatsapp-float { display: none; }

@media (max-width: 860px) {
  .site-header { height: 72px; }
  .menu-toggle { display: block; }
  nav { display: none; position: absolute; top: 72px; left: 0; right: 0; padding: 1rem 24px 1.5rem; flex-direction: column; align-items: stretch; gap: 0; background: #0a0a0b; border-top: 1px solid var(--line); }
  nav.open { display: flex; }
  nav a { padding: .9rem 0; border-bottom: 1px solid var(--line); }
  .nav-cta { margin-top: .7rem; text-align: center; border: 1px solid rgba(255,255,255,.32); }
  .hero { min-height: 690px; align-items: end; }
  .hero-bg { background-position: 62% center; opacity: .75; }
  .hero::after { background: linear-gradient(0deg, rgba(5,5,6,.99) 10%, rgba(5,5,6,.78) 58%, rgba(5,5,6,.32) 100%); }
  .hero-content { padding: 10rem 0 4.2rem; }
  .trust-strip { grid-template-columns: 1fr; padding-top: .4rem; padding-bottom: .4rem; }
  .trust-strip div, .trust-strip div:first-child { padding: 1rem 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.25); }
  .trust-strip div:last-child { border-bottom: 0; }
  .section { padding-top: 5rem; padding-bottom: 5rem; }
  .section-heading, .quote-panel, .about, .contact { grid-template-columns: 1fr; gap: 2.5rem; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .quote-panel > .button { grid-column: 1; }
  .about-label { min-height: 320px; }
  footer { padding-bottom: 6.5rem; }
  .whatsapp-float { display: flex; position: fixed; left: 18px; right: 18px; bottom: 16px; z-index: 40; min-height: 54px; align-items: center; justify-content: center; gap: .6rem; background: #20b862; color: white; border-radius: 4px; box-shadow: 0 12px 30px rgba(0,0,0,.3); text-decoration: none; font-weight: 850; }
}

@media (max-width: 590px) {
  h1 { font-size: clamp(3rem, 14vw, 4.4rem); }
  .hero-actions .button { width: 100%; }
  .product-grid, .contact-details { grid-template-columns: 1fr; }
  .contact-details article:first-child { grid-column: span 1; }
  .product-card { min-height: 270px; }
  .about { gap: 3rem; }
  footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}