:root {
  --black: #09090b;
  --yellow: #fbbf24;
  --yellow-strong: #ffb800;
  --white: #fff;
  --muted: #b6b6be;
  --line: rgba(255, 255, 255, .14);
  --panel: #17171a;
  --max: 1280px;
  --font-display: "Arial Black", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Segoe UI", Tahoma, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--black); color: var(--white); font-family: var(--font-body); font-size: 18px; line-height: 1.55; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, summary { font: inherit; }
.wrap { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }

.site-header { min-height: 164px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.logo { width: 146px; height: 146px; object-fit: contain; border-radius: 50%; background: #fff; padding: 4px; }
.nav { display: flex; gap: 32px; font-size: 13px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.nav a { position: relative; padding-block: 12px; }
.nav a::after { content: ''; position: absolute; right: 0; bottom: 5px; left: 0; height: 2px; background: var(--yellow); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.nav a:hover::after { transform: scaleX(1); }

.hero { position: relative; overflow: hidden; padding-top: 64px; }
.hero-grid { min-height: 570px; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr); align-items: center; gap: clamp(34px, 5vw, 70px); padding-bottom: 64px; }
.hero-copy { position: relative; z-index: 2; }
.eyebrow, .kicker { margin: 0; color: var(--yellow); font-size: 14px; font-weight: 900; line-height: 1.5; letter-spacing: .22em; text-transform: uppercase; }
.hero h1 { max-width: 840px; margin: 20px 0 0; font-family: var(--font-display); font-size: clamp(40px, 3.55vw, 54px); font-weight: 900; line-height: 1; letter-spacing: -.045em; }
.lead { max-width: 720px; margin: 22px 0 0; color: var(--muted); font-size: clamp(18px, 1.35vw, 21px); line-height: 1.55; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 28px; }
.actions.center { justify-content: center; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid rgba(255, 255, 255, .3); border-radius: 999px; padding-inline: 30px; font-size: 16px; font-weight: 900; transition: transform .25s, background .25s, color .25s, box-shadow .25s; }
.button:hover { transform: translateY(-3px); }
.button.primary { border-color: var(--yellow); background: var(--yellow); color: var(--black); box-shadow: 0 10px 30px rgba(251, 191, 36, .18); }
.button.secondary { background: transparent; color: inherit; }

.hero-visual { position: relative; z-index: 1; }
.photo-card { position: relative; min-width: 0; margin: 0; overflow: hidden; border: 1px solid rgba(251, 191, 36, .38); border-radius: 28px; background: #111; }
.photo-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.photo-card:not(.cutout):hover img { transform: scale(1.035); }
.photo-card::after { content: ''; position: absolute; inset: 42% 0 0; background: linear-gradient(transparent, rgba(9, 9, 11, .94)); pointer-events: none; }
.photo-card figcaption { position: absolute; z-index: 2; right: 24px; bottom: 22px; left: 24px; color: #fff; font-size: 14px; font-weight: 900; line-height: 1.4; letter-spacing: .07em; text-transform: uppercase; }
.hero-photo { aspect-ratio: 5 / 4; }
.hero-photo figcaption { display: none; }
.hero-photo.cutout { border: 0; background: linear-gradient(145deg, var(--yellow) 0 58%, #fff 58%); box-shadow: 18px 18px 0 rgba(255, 255, 255, .09); }
.hero-photo.cutout img { padding: 34px 16px 58px; object-fit: contain; filter: drop-shadow(0 22px 20px rgba(0, 0, 0, .3)); }
.hero-photo.cutout::after { inset: 65% 0 0; }
.visual-overlays { position: absolute; inset: 0; pointer-events: none; }
.visual-index { position: absolute; top: -21px; right: 26px; width: 76px; height: 76px; display: grid; place-items: center; border: 7px solid var(--black); border-radius: 50%; background: var(--yellow); color: var(--black); font-size: 22px; font-weight: 1000; }
.visual-note { position: absolute; bottom: 24px; left: -20px; border: 2px solid var(--yellow); background: var(--black); color: var(--yellow); padding: 12px 18px; font-size: 12px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.hero-rail { min-height: 48px; display: grid; grid-template-columns: repeat(3, 1fr); align-items: center; background: var(--yellow); color: var(--black); padding-inline: max(24px, calc((100vw - var(--max)) / 2)); font-size: 12px; font-weight: 1000; letter-spacing: .12em; text-align: center; text-transform: uppercase; }

.section { padding: 92px 0; border-top: 1px solid var(--line); }
.section h2 { margin: 16px 0 0; font-family: var(--font-display); font-size: clamp(34px, 3.8vw, 56px); font-weight: 900; line-height: 1; letter-spacing: -.038em; text-wrap: balance; text-transform: uppercase; }
.section-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); align-items: start; gap: clamp(42px, 6vw, 82px); }
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; margin-top: 30px; }
.signal { min-height: 126px; display: flex; align-items: center; gap: 15px; border: 1px solid var(--line); border-radius: 18px; background: var(--panel); padding: 18px; transition: transform .3s, border-color .3s; }
.signal:hover { transform: translateY(-5px); border-color: var(--yellow); }
.signal strong { font-size: 17px; line-height: 1.42; }
.icon { width: 44px; height: 44px; flex: 0 0 44px; display: grid; place-items: center; border-radius: 50%; background: var(--yellow); color: var(--black); font-size: 20px; font-weight: 1000; }
.section-photo { aspect-ratio: 16 / 9; margin-bottom: 30px; }
.section-photo.product { background: #fff; }
.section-photo.product img { object-fit: contain; padding: 14px; }
.section-photo.focus-tread img { transform: scale(1.45) translateX(12%); }
.section-photo.focus-tread:hover img { transform: scale(1.5) translateX(12%); }
.service-copy { max-width: 720px; }
.service-list { margin: 28px 0 0; padding: 0; list-style: none; }
.service-list li { display: flex; align-items: center; gap: 14px; border-bottom: 1px solid var(--line); padding: 15px 0; font-size: 18px; line-height: 1.45; }

.why { background: var(--yellow); color: var(--black); }
.why .kicker { color: var(--black); }
.why-layout { display: grid; grid-template-columns: minmax(360px, .9fr) minmax(0, 1.1fr); align-items: stretch; gap: clamp(38px, 5.5vw, 76px); }
.why-photo { min-height: 600px; }
.why-photo figcaption { color: #fff; }
.why-content { display: flex; flex-direction: column; justify-content: center; }
.why-grid { display: grid; gap: 12px; margin-top: 30px; }
.why-card { min-height: 118px; display: flex; align-items: center; gap: 18px; border: 2px solid var(--black); border-radius: 18px; background: var(--black); color: #fff; padding: 20px 24px; transition: transform .3s; }
.why-card:hover { transform: translateX(7px); }
.why-card h3 { margin: 0; font-family: var(--font-display); font-size: 21px; font-weight: 900; line-height: 1.25; }
.why .button.primary { border-color: var(--black); background: var(--black); color: #fff; }
.why .button.secondary { border-color: var(--black); color: var(--black); }

.faq-grid { display: grid; grid-template-columns: minmax(260px, .65fr) minmax(0, 1.35fr); gap: 64px; }
.faq-list { display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: 18px; background: var(--panel); padding: 22px; }
.faq-item summary { cursor: pointer; font-size: 19px; font-weight: 900; line-height: 1.4; list-style: none; }
.faq-item summary::after { content: '+'; float: right; color: var(--yellow); }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { margin: 16px 0 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.trust-line { display: flex; align-items: center; gap: 14px; margin-top: 34px; }
.trust-line span { width: 42px; height: 42px; flex: 0 0 42px; display: grid; place-items: center; border-radius: 50%; background: var(--yellow); color: var(--black); font-weight: 1000; }
.trust-line p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.5; }

.final-cta { padding: 100px 0; text-align: center; }
.final-cta .round-icon { width: 58px; height: 58px; display: grid; place-items: center; margin: 0 auto 20px; border-radius: 50%; background: var(--yellow); color: var(--black); font-size: 22px; font-weight: 900; }
.final-cta h2 { max-width: 850px; margin: 20px auto 0; font-family: var(--font-display); font-size: clamp(40px, 5vw, 70px); font-weight: 900; line-height: .98; letter-spacing: -.04em; text-wrap: balance; text-transform: uppercase; }
.final-cta .lead { margin-inline: auto; }
.final-cta .actions { justify-content: center; }
.offer { margin-top: 15px; color: var(--muted); font-size: 14px; line-height: 1.6; }
.footer { border-top: 1px solid var(--line); padding: 28px 20px; color: var(--muted); font-size: 14px; line-height: 1.6; text-align: center; }
.footer a { font-weight: 800; text-decoration: underline; text-underline-offset: 4px; }

/* Personalidades visuais por serviço */
.style-garage .hero::before { content: ''; position: absolute; top: 7%; right: 28%; width: 250px; height: 250px; border-radius: 50%; background: rgba(251, 191, 36, .08); filter: blur(2px); }
.style-garage .hero-photo.cutout figcaption { color: #fff; }

.style-tire { --muted: #57575e; --line: rgba(9, 9, 11, .16); --panel: #fff; background: #fff; color: var(--black); }
.style-tire .hero { background: radial-gradient(circle at 90% 15%, rgba(251, 191, 36, .35), transparent 30%); }
.style-tire .hero-photo.cutout { border: 10px solid var(--black); background: linear-gradient(145deg, var(--yellow) 0 62%, #fff 62%); box-shadow: 18px 18px 0 var(--black); }
.style-tire .signal, .style-tire .faq-item { border-color: rgba(9, 9, 11, .2); background: #fff; color: var(--black); }
.style-tire .button.secondary { border-color: rgba(9, 9, 11, .42); color: var(--black); }
.style-tire .faq-item p, .style-tire .trust-line p { color: #57575e; }
.style-tire .why-photo { border-color: var(--black); }

.style-suspension .hero { background-image: linear-gradient(rgba(251, 191, 36, .1) 1px, transparent 1px), linear-gradient(90deg, rgba(251, 191, 36, .1) 1px, transparent 1px); background-size: 48px 48px; }
.style-suspension .hero h1 { font-size: clamp(34px, 2.7vw, 40px); letter-spacing: -.055em; }
.style-suspension .hero-photo { border-radius: 4px 34px 4px 34px; }

.style-brakes { --muted: #57575e; --line: rgba(9, 9, 11, .16); --panel: #fff; background: #fff; color: var(--black); }
.style-brakes .hero { border-top: 14px solid transparent; border-image: repeating-linear-gradient(135deg, var(--black) 0 18px, var(--yellow) 18px 36px) 14; }
.style-brakes .hero-photo { border: 8px solid var(--black); border-radius: 50% 50% 24px 24px; }
.style-brakes .visual-index { border-color: var(--yellow); background: var(--black); color: var(--yellow); }
.style-brakes .signal, .style-brakes .faq-item { border-color: rgba(9, 9, 11, .2); background: #fff; color: var(--black); }
.style-brakes .button.secondary { border-color: rgba(9, 9, 11, .42); color: var(--black); }
.style-brakes .faq-item p, .style-brakes .trust-line p { color: #57575e; }

.style-gearbox .hero { background: radial-gradient(circle at 82% 20%, rgba(251, 191, 36, .18), transparent 33%); }
.style-gearbox .hero h1 { letter-spacing: -.035em; }
.style-gearbox .photo-card { border-radius: 8px 42px 8px 42px; }

.style-review { --muted: #57575e; --line: rgba(9, 9, 11, .16); --panel: #fff; background: #fff; color: var(--black); }
.style-review .hero-photo { border: 3px solid var(--black); box-shadow: 14px 14px 0 var(--yellow); }
.style-review .signal, .style-review .faq-item { border-color: rgba(9, 9, 11, .2); background: #fff; color: var(--black); }
.style-review .button.secondary { border-color: rgba(9, 9, 11, .42); color: var(--black); }
.style-review .faq-item p, .style-review .trust-line p { color: #57575e; }
.style-review .final-cta { background: var(--yellow); }
.style-review .final-cta .eyebrow { color: var(--black); }
.style-review .final-cta .button.primary { border-color: var(--black); background: var(--black); color: #fff; }
.style-review .final-cta .button.secondary { border-color: var(--black); }
.style-review .final-cta .offer, .style-review .final-cta .lead { color: #27272a; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s, transform .65s; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .wrap { width: min(var(--max), calc(100% - 36px)); }
  .site-header { min-height: 138px; }
  .logo { width: 122px; height: 122px; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr 1fr; gap: 30px; }
  .hero h1 { font-size: clamp(35px, 4.8vw, 46px); }
  .section-grid, .why-layout { grid-template-columns: 1fr; }
  .why-photo { min-height: 420px; aspect-ratio: 16 / 9; }
  .why-content { display: block; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .wrap { width: min(var(--max), calc(100% - 28px)); }
  .site-header { min-height: 92px; }
  .logo { width: 84px; height: 84px; }
  .nav { display: none; }
  .hero { padding-top: 24px; }
  .hero-grid { grid-template-columns: 1fr; gap: 20px; padding-bottom: 24px; }
  .eyebrow, .kicker { font-size: 11px; letter-spacing: .17em; }
  .hero h1 { margin-top: 12px; font-size: clamp(28px, 7.5vw, 34px); line-height: 1.03; letter-spacing: -.04em; }
  .style-tire .hero h1 { font-size: clamp(22px, 5.9vw, 25px); }
  .style-suspension .hero h1 { font-size: clamp(21px, 5.65vw, 24px); }
  .style-brakes .hero h1 { font-size: clamp(23px, 6.25vw, 27px); }
  .lead { margin-top: 13px; font-size: 16px; line-height: 1.45; }
  .actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 17px; }
  .button { width: 100%; min-height: 46px; padding-inline: 14px; font-size: 14px; }
  .hero-visual { margin-top: 2px; }
  .hero-photo { max-height: 205px; aspect-ratio: 16 / 8.5; }
  .hero-photo.cutout img { padding: 10px 12px 35px; }
  .photo-card figcaption { right: 14px; bottom: 11px; left: 14px; font-size: 10px; }
  .visual-index { top: -12px; right: 16px; width: 51px; height: 51px; border-width: 4px; font-size: 15px; }
  .visual-note { bottom: 14px; left: -7px; padding: 8px 11px; font-size: 9px; }
  .hero-rail { min-height: 38px; display: flex; justify-content: center; padding-inline: 14px; font-size: 9px; }
  .hero-rail span:not(:first-child) { display: none; }
  .section { padding: 56px 0; }
  .section-grid, .faq-grid { grid-template-columns: 1fr; gap: 42px; }
  .section h2 { font-size: clamp(30px, 8.5vw, 40px); }
  .cards { margin-top: 24px; }
  .signal { min-height: 104px; padding: 15px; }
  .signal strong { font-size: 15px; }
  .icon { width: 38px; height: 38px; flex-basis: 38px; font-size: 17px; }
  .section-photo { margin-bottom: 24px; }
  .service-list { margin-top: 22px; }
  .service-list li { font-size: 16px; }
  .why-photo { min-height: 0; aspect-ratio: 16 / 10; }
  .why-card { min-height: 94px; padding: 16px 18px; }
  .why-card h3 { font-size: 18px; }
  .faq-item { padding: 18px; }
  .faq-item summary { font-size: 17px; }
  .faq-item p { font-size: 16px; }
  .final-cta { padding: 66px 0; }
  .final-cta h2 { font-size: clamp(34px, 9.5vw, 46px); }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 470px) {
  .cards { grid-template-columns: 1fr; }
  .signal { min-height: 82px; }
  .style-tire .hero-photo.cutout { border-width: 6px; box-shadow: 8px 8px 0 var(--black); }
  .style-review .hero-photo { box-shadow: 8px 8px 0 var(--yellow); }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
  .reveal, .reveal.visible { opacity: 1; transform: none; transition: none; }
  .photo-card img, .button, .signal, .why-card { transition: none; }
}