:root {
  --ink: #111315;
  --muted: #65605a;
  --paper: #f6f1e8;
  --paper-soft: #fbf8f1;
  --white: #ffffff;
  --charcoal: #151719;
  --charcoal-2: #222528;
  --gold: #b99b5f;
  --gold-soft: #e2cfaa;
  --line: rgba(17, 19, 21, 0.14);
  --shadow: 0 24px 70px rgba(17, 19, 21, 0.18);
  --header-h: 78px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper-soft);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 clamp(20px, 5vw, 72px);
  color: var(--white);
  background: linear-gradient(180deg, rgba(8, 9, 10, 0.88), rgba(8, 9, 10, 0.45));
  transition: background 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  background: rgba(14, 15, 16, 0.96);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  width: 330px;
  max-width: 38vw;
  min-width: 290px;
}

.brand img {
  display: block;
  width: 100%;
  height: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 30px);
  font-size: 14px;
  font-weight: 600;
}

.main-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.84);
  transition: color 160ms ease;
}

.main-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1px;
  background: var(--gold);
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 160ms ease;
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--white);
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
  transform: scaleX(1);
}

.main-nav .nav-contact {
  padding: 12px 18px;
  border: 1px solid rgba(226, 207, 170, 0.78);
  color: var(--gold-soft);
}

.main-nav .nav-contact::after {
  display: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: transparent;
  color: var(--white);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
  transition: transform 160ms ease, opacity 160ms ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.section {
  padding: clamp(72px, 9vw, 128px) 0;
}

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  padding: calc(var(--header-h) + 70px) 0 clamp(56px, 8vw, 96px);
  color: var(--white);
}

.hero__media,
.hero__shade {
  position: absolute;
  inset: 0;
}

.hero__media {
  background-image: url("../assets/images/bmw-hero.jpg");
  background-position: center;
  background-size: cover;
  transform: scale(1.03);
}

.hero__shade {
  background:
    linear-gradient(90deg, rgba(9, 10, 11, 0.92) 0%, rgba(9, 10, 11, 0.7) 38%, rgba(9, 10, 11, 0.12) 100%),
    linear-gradient(0deg, rgba(9, 10, 11, 0.74), rgba(9, 10, 11, 0.06) 45%);
}

.hero__content {
  position: relative;
  z-index: 1;
  width: min(840px, calc(100% - 40px));
  margin: 0 auto;
  margin-left: clamp(20px, 7vw, 96px);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(44px, 6vw, 88px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.2;
}

.hero__lead {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(17px, 2vw, 22px);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: var(--gold-soft);
  color: var(--ink);
}

.btn--secondary {
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--white);
}

.hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.hero__facts span,
.comfort-list span {
  border: 1px solid rgba(226, 207, 170, 0.34);
  padding: 9px 12px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 13px;
  font-weight: 700;
}

.hero__mobile-photos {
  display: none;
}

.section--light {
  background: var(--paper);
}

.section--dark {
  background: var(--charcoal);
  color: var(--white);
}

.intro__grid,
.car__grid,
.trips__grid,
.about__grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(34px, 6vw, 82px);
  align-items: center;
}

.intro p,
.section-heading p,
.car__content p,
.trips__content p,
.about p {
  color: var(--muted);
  font-size: 17px;
}

.section--dark p {
  color: rgba(255, 255, 255, 0.72);
}

.section-heading {
  max-width: 850px;
  margin-bottom: 44px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card {
  min-height: 230px;
  padding: 28px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.service-card:hover {
  border-color: rgba(185, 155, 95, 0.55);
  box-shadow: 0 18px 46px rgba(17, 19, 21, 0.1);
  transform: translateY(-4px);
}

.service-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.icon {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  margin-bottom: 24px;
  border: 1px solid rgba(185, 155, 95, 0.45);
  color: var(--gold);
  font-size: 22px;
}

.image-panel {
  overflow: hidden;
  min-height: 560px;
  box-shadow: var(--shadow);
}

.image-panel img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
}

.image-panel--small {
  min-height: 430px;
}

.comfort-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.standards {
  padding: 54px 0;
  background: var(--charcoal-2);
  color: var(--white);
}

.standards__bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(226, 207, 170, 0.22);
  border: 1px solid rgba(226, 207, 170, 0.22);
}

.standards__bar div {
  padding: 26px;
  background: var(--charcoal-2);
}

.standards__bar strong,
.standards__bar span {
  display: block;
}

.standards__bar strong {
  margin-bottom: 8px;
  font-size: 19px;
}

.standards__bar span {
  color: rgba(255, 255, 255, 0.68);
}

.route-card {
  position: relative;
  display: grid;
  align-content: center;
  min-height: 360px;
  padding: 42px;
  border: 1px solid rgba(185, 155, 95, 0.35);
  background:
    radial-gradient(circle at 20% 20%, rgba(185, 155, 95, 0.18), transparent 32%),
    linear-gradient(135deg, #161819, #2c2b27);
  color: var(--white);
}

.route-card span {
  display: block;
  font-size: clamp(26px, 4vw, 46px);
  font-weight: 800;
  line-height: 1;
}

.route-card i {
  display: block;
  width: 1px;
  height: 50px;
  margin: 16px 0 16px 20px;
  background: var(--gold);
}

.signature {
  margin-top: 30px;
  color: var(--ink);
  font-weight: 800;
}

.contact {
  padding-top: 0;
  background: var(--paper-soft);
}

.contact__box {
  padding: clamp(34px, 6vw, 64px);
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--shadow);
}

.contact__box h2 {
  max-width: 720px;
}

.contact__links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.contact__links a {
  display: block;
  padding: 24px;
  border: 1px solid rgba(226, 207, 170, 0.28);
  transition: border-color 160ms ease, background 160ms ease;
}

.contact__links a:hover {
  border-color: var(--gold-soft);
  background: rgba(255, 255, 255, 0.04);
}

.contact__links span,
.contact__links strong {
  display: block;
}

.contact__links span {
  margin-bottom: 8px;
  color: var(--gold-soft);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.contact__links strong {
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.1;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(20px, 5vw, 72px);
  background: #0d0e0f;
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
}

.site-footer p {
  margin-bottom: 0;
}

.site-footer a {
  color: var(--gold-soft);
  font-weight: 700;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
  }

  .brand {
    max-width: 58vw;
    min-width: 260px;
  }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    padding: 14px 20px 24px;
    background: rgba(14, 15, 16, 0.98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 160ms ease, transform 160ms ease;
  }

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

  .main-nav a {
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .main-nav a::after {
    display: none;
  }

  .main-nav .nav-contact {
    margin-top: 16px;
    text-align: center;
  }

  .intro__grid,
  .car__grid,
  .trips__grid,
  .about__grid,
  .services-grid,
  .standards__bar,
  .contact__links {
    grid-template-columns: 1fr;
  }

  .car__grid .image-panel,
  .about__grid .image-panel {
    order: -1;
  }

  .image-panel,
  .image-panel--small {
    min-height: 380px;
  }
}

@media (max-width: 640px) {
  :root {
    --header-h: 70px;
  }

  .site-header {
    padding-inline: 16px;
  }

  .brand {
    width: 250px;
    max-width: 68vw;
    min-width: 0;
  }

  .hero {
    min-height: 92svh;
  }

  .hero__content {
    width: calc(100% - 32px);
    margin-left: 16px;
  }

  .hero__shade {
    background:
      linear-gradient(90deg, rgba(9, 10, 11, 0.94), rgba(9, 10, 11, 0.42)),
      linear-gradient(0deg, rgba(9, 10, 11, 0.88), rgba(9, 10, 11, 0.1) 48%);
  }

  .hero__mobile-photos {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-top: 18px;
  }

  .hero__mobile-photos img {
    width: 100%;
    aspect-ratio: 1.55;
    object-fit: cover;
    border: 1px solid rgba(226, 207, 170, 0.42);
    background: rgba(255, 255, 255, 0.06);
  }

  .btn {
    width: 100%;
  }

  .container {
    width: calc(100% - 32px);
  }

  .section {
    padding: 66px 0;
  }

  .service-card {
    min-height: 0;
    padding: 24px;
  }

  .image-panel,
  .image-panel--small {
    min-height: 310px;
  }

  .route-card {
    min-height: 290px;
    padding: 30px;
  }

  .contact__box {
    width: 100%;
  }

  .contact__links strong {
    overflow-wrap: anywhere;
  }

  .site-footer {
    display: grid;
  }
}