:root {
  --black: #0d0d0f;
  --black-2: #17171b;
  --red: #d7182a;
  --red-dark: #a80f1e;
  --white: #ffffff;
  --off-white: #f4f4f5;
  --gray: #a7a7ad;
  --line: #303037;
  --display: "Chakra Petch", Arial, sans-serif;
  --body: "Barlow", Arial, sans-serif;
  --container: 1180px;
  --gutter: clamp(1rem, 4vw, 2rem);
  --space: clamp(4.5rem, 9vw, 8rem);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5.5rem; }
body { margin: 0; min-width: 320px; overflow-x: clip; background: var(--black); color: var(--white); font-family: var(--body); line-height: 1.6; }
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea { max-width: 100%; color: inherit; font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid var(--white); outline-offset: 4px; }
::selection { background: var(--red); color: var(--white); }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { font-family: var(--display); line-height: .98; text-wrap: balance; text-transform: uppercase; }
h1 { margin-bottom: 0; font-size: clamp(3.1rem, 13vw, 7.6rem); font-style: italic; letter-spacing: -.055em; }
h1 span { color: var(--red); }
h2 { margin-bottom: 1.25rem; font-size: clamp(2.5rem, 8vw, 5.2rem); letter-spacing: -.045em; }
h3 { margin-bottom: .75rem; font-size: 1.35rem; letter-spacing: -.02em; }
.container { width: min(100%, calc(var(--container) + var(--gutter) * 2)); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--space); }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 999; top: .75rem; left: .75rem; padding: .7rem 1rem; transform: translateY(-180%); background: var(--white); color: var(--black); font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
.race-bar { background: var(--black); border-bottom: 1px solid var(--line); }
.race-bar__inner { display: flex; min-height: 3.15rem; align-items: stretch; justify-content: space-between; padding-right: 0; }
.race-bar p { display: none; margin: 0; align-items: center; gap: .6rem; color: var(--gray); font-size: .79rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.race-bar p span { width: 2rem; height: 2px; background: var(--red); }
.race-bar a { display: flex; min-height: 3.15rem; width: 100%; align-items: center; justify-content: center; padding: .65rem 1rem; background: var(--red); font-family: var(--display); font-weight: 600; text-decoration: none; text-transform: uppercase; }
.race-bar a strong { margin-left: .4rem; }
.site-header { position: sticky; z-index: 50; top: 0; border-bottom: 1px solid var(--line); background: rgb(13 13 15 / 96%); backdrop-filter: blur(12px); }
.header-inner { position: relative; display: flex; min-height: 4.75rem; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: .7rem; font-family: var(--display); line-height: .86; text-decoration: none; }
.brand__slash { width: .65rem; height: 2.5rem; transform: skew(-14deg); background: var(--red); box-shadow: .55rem 0 0 #6d0d17; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 1.25rem; letter-spacing: .07em; }
.brand small { margin-top: .35rem; color: var(--gray); font-size: .61rem; letter-spacing: .3em; }
.nav-toggle { display: grid; width: 3rem; height: 3rem; place-content: center; gap: .3rem; border: 1px solid var(--line); background: transparent; }
.nav-toggle i { display: block; width: 1.35rem; height: 2px; transform: skew(-18deg); background: var(--white); }
.primary-nav { position: absolute; top: 100%; right: var(--gutter); left: var(--gutter); display: none; padding: .75rem; border: 1px solid var(--line); background: var(--black-2); box-shadow: 0 20px 40px rgb(0 0 0 / 45%); }
.primary-nav.is-open { display: grid; }
.primary-nav a { padding: .85rem; border-bottom: 1px solid var(--line); font-family: var(--display); font-weight: 600; text-decoration: none; text-transform: uppercase; }
.primary-nav a:last-child { border-bottom: 0; color: var(--red); }
.hero { position: relative; min-height: min(720px, calc(100svh - 7.9rem)); overflow: hidden; isolation: isolate; }
.hero__image, .hero__wash { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__image { z-index: -3; object-fit: cover; object-position: 63% center; filter: saturate(.55) contrast(1.15); }
.hero__wash { z-index: -2; background: linear-gradient(108deg, rgb(13 13 15 / 97%) 7%, rgb(13 13 15 / 86%) 52%, rgb(215 24 42 / 56%) 52.2%, rgb(13 13 15 / 32%) 100%); }
.hero::after { position: absolute; z-index: -1; inset: 0; content: ""; background: linear-gradient(0deg, var(--black), transparent 25%); }
.hero__inner { display: flex; min-height: min(720px, calc(100svh - 7.9rem)); align-items: center; padding-block: 5rem 7rem; }
.hero__copy { width: min(760px, 100%); }
.eyebrow, .kicker { margin-bottom: .8rem; color: var(--red); font-family: var(--display); font-size: .78rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.slant-shell { padding: .35rem .5rem .65rem 0; }
.hero__copy > p:not(.eyebrow) { max-width: 40rem; margin: 1.5rem 0 0; color: #d5d5d8; font-size: clamp(1rem, 2vw, 1.25rem); }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 3.4rem; align-items: center; justify-content: center; padding: .8rem 1.35rem; border: 2px solid transparent; font-family: var(--display); font-weight: 700; letter-spacing: .06em; text-align: center; text-decoration: none; text-transform: uppercase; }
.button--red { border-color: var(--red); background: var(--red); color: var(--white); clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%); }
.button--outline { border-color: var(--red); color: var(--white); }
.text-link { padding-block: .65rem; font-family: var(--display); font-weight: 600; text-decoration: none; text-transform: uppercase; }
.text-link span { color: var(--red); }
.hero__rail { position: absolute; right: var(--gutter); bottom: 1.5rem; left: var(--gutter); display: flex; align-items: center; gap: .8rem; color: var(--gray); font: 600 .67rem var(--display); letter-spacing: .14em; }
.hero__rail i { height: 1px; flex: 1; background: linear-gradient(90deg, var(--red), var(--line)); }
.tune-section { background: var(--off-white); color: var(--black); }
.section-head { display: grid; gap: 1rem; margin-bottom: 2.5rem; }
.section-head > p { max-width: 34rem; color: #55555c; }
.tune-grid { display: grid; gap: 1rem; }
.tune-card { min-height: 100%; padding: 2rem 1.4rem 1.6rem; clip-path: polygon(18px 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%, 0 18px); background: var(--white); border-bottom: 4px solid #d9d9dc; }
.tune-card > span { display: block; margin-bottom: 2.25rem; color: var(--red); font: 700 .78rem var(--display); letter-spacing: .16em; }
.tune-card p { margin-bottom: 0; color: #5d5d63; }
.stats-band { position: relative; overflow: hidden; padding-block: 3.5rem; background: var(--red); }
.stats-band::after { position: absolute; inset: -30% -10%; content: ""; transform: skew(-18deg); border: 1px solid rgb(255 255 255 / 18%); pointer-events: none; }
.kicker--light { position: relative; color: var(--white); }
.stats-grid { position: relative; display: grid; gap: 2rem; }
.stats-grid > div { padding-bottom: 1rem; border-bottom: 1px solid rgb(255 255 255 / 35%); }
.stats-grid > div:last-child { padding-bottom: 0; border-bottom: 0; }
.stat-number { display: block; font: 700 clamp(2.5rem, 10vw, 5rem)/.9 var(--display); letter-spacing: -.06em; }
.stats-grid p { margin: .55rem 0 0; font-weight: 600; text-transform: uppercase; }
.price-section { background: var(--black); }
.price-layout { display: grid; gap: 3rem; }
.price-intro > p:not(.kicker) { max-width: 34rem; color: var(--gray); }
.price-intro .button { margin-top: 1rem; }
.price-table { padding: 0; margin: 0; border-top: 2px solid var(--red); list-style: none; }
.price-table > li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1rem; align-items: center; min-height: 6.5rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.price-table strong, .price-table small { display: block; }
.price-table strong { font: 600 1.08rem var(--display); text-transform: uppercase; }
.price-table small { margin-top: .25rem; color: var(--gray); }
.price-table b { color: var(--red); font: 700 clamp(1rem, 4vw, 1.25rem) var(--display); text-align: right; white-space: nowrap; }
.build-feature { background: #141418; }
.build-grid { display: grid; gap: 3rem; align-items: center; }
.photo-frame { position: relative; padding: .75rem; border: 1px solid #424249; background: var(--black); }
.photo-frame::before { position: absolute; z-index: 1; inset: -.5rem .8rem .8rem -.5rem; border: 2px solid var(--red); content: ""; pointer-events: none; }
.photo-frame img { position: relative; z-index: 2; width: 100%; aspect-ratio: 4/3; object-fit: cover; object-position: 36% center; filter: saturate(.75) contrast(1.08); }
.photo-frame span { position: absolute; z-index: 3; right: .75rem; bottom: .75rem; padding: .45rem .65rem; background: var(--red); font: 700 .62rem var(--display); letter-spacing: .12em; }
.build-copy p:not(.kicker) { color: #bcbcc2; }
.build-copy ul { display: grid; gap: .8rem; padding: 0; margin: 1.5rem 0 0; list-style: none; }
.build-copy li { position: relative; padding-left: 1.5rem; font-weight: 600; }
.build-copy li::before { position: absolute; top: .72em; left: 0; width: .75rem; height: 2px; content: ""; background: var(--red); }
.booking { position: relative; overflow: hidden; padding-block: var(--space); background: var(--off-white); color: var(--black); }
.booking::after { position: absolute; right: -8rem; bottom: -12rem; width: 24rem; height: 24rem; content: ""; transform: rotate(20deg); border: 2rem solid rgb(215 24 42 / 8%); pointer-events: none; }
.booking-grid { position: relative; z-index: 1; display: grid; gap: 3rem; }
.booking-copy > p:not(.kicker) { max-width: 34rem; color: #53535a; }
.booking-phone { display: inline-flex; flex-direction: column; margin-top: 1rem; color: var(--red-dark); font: 700 clamp(1.8rem, 8vw, 3.4rem)/1 var(--display); letter-spacing: -.05em; text-decoration: none; }
.booking-phone span { margin-bottom: .5rem; color: var(--black); font: 700 .7rem var(--body); letter-spacing: .18em; text-transform: uppercase; }
.booking-form { display: grid; gap: 1rem; padding: clamp(1.2rem, 4vw, 2.25rem); background: var(--black); color: var(--white); }
.field { min-width: 0; }
.field label { display: block; margin-bottom: .4rem; font-size: .77rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.field input, .field textarea { width: 100%; border: 1px solid #484850; border-radius: 0; background: var(--black-2); padding: .8rem; }
.field textarea { resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--red); }
.form-status { margin: 0; padding: .8rem; background: #d9f9e5; color: #164426; font-weight: 600; }
.form-status.is-error { background: #ffe2e2; color: #761c1c; }
.footer { padding-block: 2rem; border-top: 1px solid var(--line); background: var(--black); color: var(--gray); }
.footer__inner { display: grid; gap: 1rem; }
.footer p { margin-bottom: 0; }
.footer strong { color: var(--white); font-family: var(--display); letter-spacing: .08em; }

@media (min-width: 560px) {
  .race-bar p { display: flex; }
  .race-bar a { width: auto; }
  .booking-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field--wide { grid-column: 1 / -1; }
}

@media (min-width: 720px) {
  .section-head { grid-template-columns: minmax(0, 1.2fr) minmax(18rem, .7fr); align-items: end; }
  .section-head > p { justify-self: end; }
  .tune-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stats-grid > div { padding: 0 1.5rem 0 0; border-right: 1px solid rgb(255 255 255 / 35%); border-bottom: 0; }
  .stats-grid > div:last-child { border-right: 0; }
  .build-grid, .booking-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__inner p:last-child { text-align: right; }
}

@media (min-width: 940px) {
  .nav-toggle { display: none; }
  .primary-nav { position: static; display: flex; padding: 0; border: 0; background: transparent; box-shadow: none; }
  .primary-nav a { padding: 1rem; border: 0; font-size: .78rem; letter-spacing: .08em; }
  .hero__copy { padding-left: 3rem; border-left: 2px solid var(--red); }
  .tune-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .price-layout { grid-template-columns: minmax(18rem, .65fr) minmax(0, 1fr); gap: 6rem; }
  .booking-grid { gap: 6rem; }
}

@media (hover: hover) {
  .button, .primary-nav a, .race-bar a, .booking-phone { transition: color .2s ease, background-color .2s ease, border-color .2s ease, transform .2s ease; }
  .button--red:hover, .race-bar a:hover { background: var(--red-dark); border-color: var(--red-dark); }
  .button--outline:hover { background: var(--red); }
  .primary-nav a:hover { color: var(--red); }
  .booking-phone:hover { color: var(--black); }
  .tune-card { transition: transform .25s ease, border-color .25s ease; }
  .tune-card:hover { transform: translateY(-5px); border-color: var(--red); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* Standard: back-to-top button with scroll-progress ring */
.btt-button {
  position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 900;
  width: 48px; height: 48px; padding: 0; border: 0; border-radius: 50%;
  background: rgba(17, 17, 17, 0.85); cursor: pointer;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  display: grid; place-items: center;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.btt-button.btt-visible { opacity: 1; visibility: visible; transform: none; }
.btt-button:focus-visible { outline: 3px solid #d7182a; outline-offset: 3px; }
.btt-ring { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); }
.btt-ring circle { fill: none; stroke-width: 3; }
.btt-ring-track { stroke: rgba(255, 255, 255, 0.22); }
.btt-ring-fill { stroke: #d7182a; stroke-dasharray: 125.66; stroke-dashoffset: 125.66; stroke-linecap: round; }
.btt-arrow { width: 18px; height: 18px; fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
@media (prefers-reduced-motion: reduce) { .btt-button { transition: none; } }