:root {
  --bg: #0b0b0d;
  --bg-soft: #111114;
  --panel: #17171b;
  --panel-light: #202026;
  --text: #ffffff;
  --muted: #b7b7bd;
  --orange: #ff4d00;
  --orange-light: #ff6a2a;
  --border: rgba(255, 255, 255, 0.09);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 24px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  font-family: "Poppins", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 77, 0, 0.16), transparent 32rem),
    linear-gradient(180deg, #070708 0%, #111114 100%);
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

/* Header */

header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  padding: 18px 0;
  transition: 0.3s ease;
}

header.scrolled {
  padding: 10px 0;
  background: rgba(10, 10, 12, 0.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo img {
  width: 240px;
  height: auto;
  transition: 0.3s ease;
}

nav ul {
  display: flex;
  align-items: center;
  gap: 56px;
  list-style: none;
}

nav a {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.80);
  position: relative;
  transition: 0.25s ease;
  text-transform: uppercase;
}

nav a:hover,
nav a.active {
  color: var(--text);
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -9px;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: 0.25s ease;
}

nav a:hover::after,
nav a.active::after {
  width: 100%;
}

/* Hamburger */

.hamburger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.04);
}

.hamburger span {
  width: 18px;
  height: 2px;
  background: var(--text);
  transition: 0.25s ease;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */

#hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center start;
  overflow: hidden;
}

#hero picture,
#hero picture img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#hero picture img {
  object-fit: cover;
  filter: saturate(0.9) contrast(1.08);
  transform: scale(1.02);
}

.overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.82), rgba(0, 0, 0, 0.46), rgba(0, 0, 0, 0.24)),
    linear-gradient(180deg, rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.85));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
  padding-top: 70px;
  animation: heroReveal 900ms ease both;
}

.hero-content h1 {
  max-width: 760px;
  font-size: clamp(3.4rem, 8vw, 8rem);
  line-height: 0.92;
  font-weight: 800;
  letter-spacing: -0.07em;
  text-transform: uppercase;
}

.hero-content p {
  margin-top: 26px;
  max-width: 520px;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 34px;
  min-height: 54px;
  padding: 0 30px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  color: var(--text);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 16px 50px rgba(255, 77, 0, 0.34);
  transition: 0.25s ease;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 70px rgba(255, 77, 0, 0.48);
}

@keyframes heroReveal {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */

section {
  position: relative;
  padding: 110px 0;
}

section h2 {
  font-size: clamp(2.4rem, 5vw, 5rem);
  line-height: 1;
  letter-spacing: -0.06em;
  text-transform: uppercase;
  margin-bottom: 48px;
}

/* Prices */

#prices {
  background:
    radial-gradient(circle at top right, rgba(255, 77, 0, 0.12), transparent 26rem),
    var(--bg-soft);
}

#prices::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../images/tire-pattern.png");
  background-size: 420px;
  opacity: 0.05;
  pointer-events: none;
}

.price-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
}

.price-card {
  display: grid;
  grid-template-columns: 74px 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.025)),
    var(--panel);
  box-shadow: var(--shadow);
  transition: 0.3s ease;
}

.price-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 77, 0, 0.55);
}

.number {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 77, 0, 0.12);
  color: var(--orange-light);
  font-weight: 800;
}

.price-card h3 {
  font-size: 1.22rem;
  margin-bottom: 4px;
}

.price-card p {
  color: var(--muted);
  font-size: 0.96rem;
}

.price-card span {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
  font-weight: 800;
  color: var(--orange-light);
}

/* Contact */

#contact {
  background: var(--bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 28px;
}

.contact-info,
.map {
  min-height: 430px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.025)),
    var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.contact-info {
  padding: 38px;
}

.contact-info h3 {
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.contact-info p {
  color: var(--muted);
}

.contact-info strong {
  color: var(--text);
}

.contact-info a {
  color: var(--orange-light);
  font-weight: 700;
}

.map iframe {
  width: 100%;
  height: 100%;
  min-height: 430px;
  border: 0;
  filter: grayscale(1) invert(0.9) contrast(0.9);
}


/* Floating call */

.floating-call {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 1100;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  box-shadow: 0 14px 45px rgba(255, 77, 0, 0.42);
  font-size: 1.35rem;
  transition: 0.25s ease;
}

.floating-call:hover {
  transform: translateY(-4px) scale(1.04);
}

#scrollTop {
  position: fixed;
  right: 22px;
  bottom: 92px;
  z-index: 1100;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: rgba(15, 15, 18, 0.84);
  color: var(--text);
  backdrop-filter: blur(12px);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: 0.25s ease;
}

#scrollTop.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Scroll animation */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: 700ms ease;
}

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

/* Responsive */

@media (max-width: 900px) {
  .hamburger {
    display: flex;
  }

  nav {
    position: fixed;
    inset: 74px 20px auto 20px;
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background: rgba(12, 12, 15, 0.94);
    backdrop-filter: blur(18px);
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: 0.25s ease;
  }

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

nav ul {
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}

  nav li + li {
    border-top: 1px solid var(--border);
  }

  nav a {
    display: block;
    padding: 16px 0;
  }

  .hero-content h1 {
    font-size: clamp(3.2rem, 15vw, 5.8rem);
  }

  section {
    padding: 82px 0;
  }

  .price-card {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .price-card span {
    justify-self: start;
  }

  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    text-align: left;
  }
}

/* ==========================================
   FOOTER
========================================== */

footer {
  padding: 56px 0 0;
  border-top: 1px solid rgba(255,255,255,.06);
  background: #070708;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.03),
    0 -20px 80px rgba(255,77,0,.03);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-logo {
  width: 200px;
  height: auto;
}

.footer-socials {
  margin-top: 35px;
  padding-left: 8px;
}

.footer-socials a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  color: rgba(255,255,255,0.65);
  transition: .25s ease;
}

.footer-socials a:hover {
  color: var(--orange);
  background: rgba(255,77,0,0.15);
  box-shadow: 0 0 20px rgba(255,77,0,0.25);
  transform: translateY(-3px);
}

.footer-socials a svg {
  width: 24px;
  height: 24px;
}

.footer-column h4 {
  color: var(--orange);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

footer p,
footer a {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

footer a:hover {
  color: var(--orange-light);
}

.footer-bottom {
  margin-top: 46px;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 20px 0;
  text-align: center;
  color: rgba(255,255,255,0.35);
  font-size: 0.75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.015);
}

/* ==========================================
   MOBILE FOOTER
========================================== */

@media (max-width: 900px) {
  footer {
    padding-top: 44px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 34px;
    text-align: center;
  }

  .footer-brand {
    align-items: center;
  }

  .footer-logo {
    width: 180px;
  }

  .footer-column {
    text-align: center;
  }

  .footer-bottom {
    margin-top: 34px;
    padding: 18px 0;
    font-size: .75rem;
    letter-spacing: .1em;
  }
}

@media (max-width: 520px) {
  .container,
  .hero-content {
    width: min(100% - 28px, var(--container));
  }

  .logo img {
    width: 240px;
  }

  .hero-content h1 {
    letter-spacing: -0.08em;
  }

  .price-card {
    padding: 22px;
  }

  .contact-info {
    padding: 26px;
  }

  .floating-call {
    right: 16px;
    bottom: 16px;
  }

  #scrollTop {
    right: 16px;
    bottom: 84px;
  }
}

/* Accessibility */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}
/* iPhone / small mobile hero fix */

@media (max-width: 520px) {
  header {
    padding-top: max(14px, env(safe-area-inset-top));
  }

  header.scrolled {
  padding: 12px 0;
  background: rgba(8, 8, 10, 0.72);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 15px 40px rgba(0,0,0,0.45);
}

header.scrolled .logo img {
  width: 190px;
}

  .nav-container {
    width: calc(100% - 36px);
  }

  .logo img {
    width: 128px;
  }

  .hamburger {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px);
  }

  #hero {
    min-height: 100svh;
    align-items: center;
    padding-top: 70px;
  }

  #hero picture img {
    object-position: 58% center;
  }

  .overlay {
    background:
      linear-gradient(90deg, rgba(0, 0, 0, 0.88), rgba(0, 0, 0, 0.55)),
      linear-gradient(180deg, rgba(0, 0, 0, 0.30), rgba(0, 0, 0, 0.92));
  }

  .hero-content {
    width: calc(100% - 52px);
    padding-top: 40px;
    margin-left: 26px;
    margin-right: 26px;
  }

  .hero-content h1 {
    max-width: 330px;
    font-size: clamp(2.85rem, 12.8vw, 3.55rem);
    line-height: 0.94;
    letter-spacing: -0.055em;
    overflow-wrap: normal;
    word-break: normal;
  }

  .hero-content p {
    max-width: 330px;
    margin-top: 22px;
    font-size: 1rem;
    line-height: 1.55;
  }

  .btn {
    width: 100%;
    max-width: 300px;
    min-height: 58px;
    margin-top: 30px;
    font-size: 0.95rem;
    border-radius: 999px;
  }

  .floating-call {
    width: 64px;
    height: 64px;
    right: 28px;
    bottom: max(28px, env(safe-area-inset-bottom));
  }

  #scrollTop {
    display: none;
  }
}
/* Final polish fixes */

nav ul {
  gap: 56px;
}

@media (max-width: 900px) {
  nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
}

@media (max-width: 520px) {
  .logo img {
    width: 128px !important;
  }

  header.scrolled .logo img {
    width: 118px !important;
  }
}

/* Premium info section override */

.info-section {
  padding: 120px 0;
  background:
    radial-gradient(circle at top right, rgba(255,77,0,0.10), transparent 32rem),
    linear-gradient(180deg, #0b0b0d, #111114);
}

.info-section .container {
  max-width: 1180px;
}

.section-label {
  display: inline-block;
  color: var(--orange);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.info-section h2 {
  max-width: 900px;
  font-size: clamp(2.8rem, 6vw, 5.8rem);
  line-height: .95;
  letter-spacing: -0.07em;
  margin-bottom: 34px;
}

.info-intro {
  max-width: 760px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
  margin-bottom: 0;
}

.info-accordion {
  display: grid;
  gap: 18px;
}

.info-card {
  padding: 30px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.065), rgba(255,255,255,.02)),
    var(--panel);
  box-shadow: 0 20px 64px rgba(0,0,0,.34);
}

.info-card h3 {
  max-width: 960px;
  margin-bottom: 0;
  color: #fff;
  font-size: clamp(1.35rem, 3vw, 2.25rem);
  line-height: 1.14;
  letter-spacing: 0;
}

.info-image-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin: 42px 0 34px;
}

.info-image-grid.single {
  max-width: 640px;
  grid-template-columns: 1fr;
  margin: 26px 0;
}

.info-image-grid img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 22px 70px rgba(0,0,0,.45);
}

.info-more {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height .7s ease, opacity .45s ease, padding-top .35s ease;
}

.info-more.open {
  max-height: 9000px;
  opacity: 1;
  padding-top: 26px;
}

.info-more p {
  max-width: 900px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.info-more a {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(255,77,0,.75);
  text-underline-offset: 4px;
}

.info-more ul {
  display: grid;
  gap: 10px;
  max-width: 900px;
  margin: 0 0 18px 20px;
  color: var(--muted);
  line-height: 1.7;
}

.before-after-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 34px;
}

.before-after-grid figure {
  border-radius: 22px;
  overflow: hidden;
  background: rgba(255,255,255,.035);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}

.before-after-grid img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.before-after-grid figcaption {
  padding: 12px 14px;
  color: var(--muted);
  font-size: .9rem;
}

.read-more-btn {
  margin-top: 28px;
  min-height: 54px;
  padding: 0 30px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  color: #fff;
  font-family: inherit;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 16px 50px rgba(255,77,0,.34);
  transition: .25s ease;
}

.info-card.open .read-more-btn {
  background: rgba(255,255,255,.08);
  box-shadow: none;
}

.read-more-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 70px rgba(255,77,0,.48);
}

@media (max-width: 900px) {
  .info-section {
    padding: 90px 0;
  }

  .info-card {
    padding: 24px;
    border-radius: 18px;
  }

  .info-image-grid,
  .before-after-grid {
    grid-template-columns: 1fr;
  }

  .info-image-grid img,
  .before-after-grid img {
    height: 240px;
  }
}