/* ============================================================
   HYPERCIRCLE — Luxury Supercar Landing Page
   Design: 深夜赛道·碳纤维暗夜
   ============================================================ */

html {
  scroll-behavior: smooth;
}
/* --- CSS Variables --- */
:root {
  --bg-primary: #0a0a0f;
  --bg-card: rgba(18, 18, 28, 0.85);
  --accent-red: #ff2d2d;
  --accent-orange: #ff6b2b;
  --accent-cyan: #00f0ff;
  --text-primary: #f0f0f5;
  --text-secondary: #8a8a9a;
  --border-glow: rgba(255, 45, 45, 0.4);
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Noto Sans SC', sans-serif;
  --ease-out-track: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 10px;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  min-height: 100vh;
}

/* --- Carbon Fiber Background --- */
.carbon-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.012) 2px,
      rgba(255, 255, 255, 0.012) 4px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.008) 2px,
      rgba(255, 255, 255, 0.008) 4px
    ),
    linear-gradient(180deg, #0a0a0f 0%, #0e0e18 50%, #0a0a0f 100%);
}

/* Neon ambient glow */
.neon-glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 600px 300px at 15% 20%, rgba(255, 45, 45, 0.04), transparent),
    radial-gradient(ellipse 500px 400px at 85% 70%, rgba(255, 107, 43, 0.03), transparent),
    radial-gradient(ellipse 400px 200px at 50% 90%, rgba(0, 240, 255, 0.02), transparent);
  pointer-events: none;
}

/* ============================================================
   LOADING SCREEN
   ============================================================ */
/* ============================================================
   LOADING SCREEN — Racetrack Night
   ============================================================ */
/* ============================================================
   LOADING SCREEN — Luxury pre-order reveal
   ============================================================ */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 1s var(--ease-out-track), visibility 1s;
  overflow: hidden;
}

#loading-screen.fade-out {
  opacity: 0;
  visibility: hidden;
}

/* — Carbon fiber texture overlay — */
.load-bg {
  position: absolute;
  inset: 0;
  background:
    /* Subtle crosshatch carbon weave */
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 2px,
      rgba(255, 255, 255, 0.008) 2px,
      rgba(255, 255, 255, 0.008) 3px
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 2px,
      rgba(255, 255, 255, 0.008) 2px,
      rgba(255, 255, 255, 0.008) 3px
    ),
    /* Warm ambient from bottom */
    radial-gradient(ellipse 100% 60% at 50% 100%, rgba(255, 45, 45, 0.03) 0%, transparent 60%),
    /* Base */
    var(--bg-primary);
  z-index: 0;
}

/* — Centered content — */
.load-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  animation: load-reveal 1.2s var(--ease-out-track) both;
}

@keyframes load-reveal {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* — Brand block — */
.load-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.load-logo {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: 10px;
  color: var(--text-primary);
  text-transform: uppercase;
  animation: rgy-shift 8s ease-in-out infinite;
}

.load-logo span {
  animation: rgy-shift 8s ease-in-out infinite;
  animation-delay: -0.3s;
}

.load-tagline {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 5px;
  color: var(--accent-red);
  text-transform: uppercase;
  opacity: 0;
  animation: load-tagline-in 0.8s var(--ease-out-track) 0.6s forwards;
}

@keyframes load-tagline-in {
  from { opacity: 0; letter-spacing: 8px; }
  to   { opacity: 0.8; letter-spacing: 5px; }
}

/* — Progress bar — */
.load-progress-track {
  width: 240px;
  height: 1px;
  background: rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
  border-radius: 1px;
}

.load-progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-orange));
  box-shadow: 0 0 8px rgba(255, 45, 45, 0.4), 0 0 20px rgba(255, 45, 45, 0.15);
}

.load-progress-fill::after {
  content: '';
  position: absolute;
  right: 0;
  top: -2px;
  width: 4px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-primary);
  box-shadow: 0 0 6px rgba(255, 45, 45, 0.6);
}

/* — Counter — */
.load-counter {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--text-secondary);
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.load-counter-num {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  min-width: 28px;
  text-align: right;
  animation: rgy-shift 8s ease-in-out infinite;
}

.load-counter-sep {
  margin: 0 2px;
  opacity: 0.3;
}

.load-counter-total {
  opacity: 0.4;
}

/* — Keywords row — */
.load-keywords {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 4px;
  opacity: 0;
  animation: load-kw-in 0.8s var(--ease-out-track) 1s forwards;
}

@keyframes load-kw-in {
  from { opacity: 0; }
  to   { opacity: 0.5; }
}

.load-kw {
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 3px;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.load-kw-diamond {
  font-size: 5px;
  color: var(--accent-red);
  opacity: 0.4;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(10, 10, 15, 0.95) 0%, transparent 100%);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--text-primary);
  text-transform: uppercase;
}

.logo span {
  animation: rgy-shift 8s ease-in-out infinite;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-red);
  transition: width 0.3s var(--ease-out-track);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
/* — Hero section (no slideshow bg) — */
.hero {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero-title,
.hero-subtitle,
.hero-line {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 6vw, 80px);
  font-weight: 900;
  letter-spacing: 6px;
  line-height: 1.1;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero-title .accent {
  animation: rgy-shift 8s ease-in-out infinite;
  text-shadow: 0 0 40px rgba(255, 45, 45, 0.3);
}

@keyframes rgy-shift {
  0%, 100% { color: #ff2d2d; text-shadow: 0 0 40px rgba(255, 45, 45, 0.4); }
  33%      { color: #2dff5e; text-shadow: 0 0 40px rgba(45, 255, 94, 0.35); }
  66%      { color: #ffd02d; text-shadow: 0 0 40px rgba(255, 208, 45, 0.35); }
}

.hero-subtitle {
  font-size: clamp(14px, 1.8vw, 18px);
  color: var(--text-secondary);
  font-weight: 300;
  letter-spacing: 4px;
  text-transform: uppercase;
  max-width: 600px;
}

.hero-line {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-red), transparent);
  margin: 28px auto 0;
}

/* ============================================================
   CARDS GRID
   ============================================================ */
.cars-section {
  padding: 40px 24px 80px;
  max-width: 1440px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  animation: rgy-shift 8s ease-in-out infinite;
  margin-bottom: 8px;
}

/* — Scrolling supercar image strip (below section label) — */
.hero-slideshow {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  height: 220px;
  overflow: hidden;
  position: relative;
  margin-bottom: 32px;
  border-top: 1px solid rgba(255, 45, 45, 0.15);
  border-bottom: 1px solid rgba(255, 45, 45, 0.15);
}

.hero-slide-track {
  display: flex;
  height: 100%;
  width: max-content;
  animation: slide-left 60s linear infinite;
  will-change: transform;
}

.hero-slide {
  flex-shrink: 0;
  width: 40vw;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.35) saturate(0.8);
  transition: filter 0.6s ease;
}

.hero-slideshow:hover .hero-slide img {
  filter: brightness(0.5) saturate(1);
}

@keyframes slide-left {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 48px;
}

.cars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* --- Car Card --- */
.car-card {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition:
    transform 0.5s var(--ease-out-track),
    border-color 0.5s var(--ease-out-track),
    box-shadow 0.5s var(--ease-out-track);
  will-change: transform;
}

.car-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--border-glow);
  box-shadow:
    0 8px 32px rgba(255, 45, 45, 0.15),
    0 0 0 1px var(--border-glow),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.car-card__image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  z-index: 1;
}

.car-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out-track);
}

.car-card:hover .car-card__image {
  transform: scale(1.06);
}

/* Heritage Car Watermark */
.car-card__heritage {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 85%;
  height: 55%;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s var(--ease-out-track);
  overflow: hidden;
}

.car-card__heritage-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.18) contrast(1.2);
  mask-image: linear-gradient(to top, rgba(0,0,0,0.7), rgba(0,0,0,0));
  -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.7), rgba(0,0,0,0));
}

.car-card:hover .car-card__heritage {
  opacity: 1;
}

/* Brand Logo Watermark */
.car-card__logo {
  position: absolute;
  top: 8px;
  left: 10px;
  width: 36px;
  height: 36px;
  z-index: 3;
  pointer-events: none;
  opacity: 0.35;
  transition: opacity 0.5s var(--ease-out-track);
}

.car-card__logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: brightness(2) contrast(1.5);
}

.car-card:hover .car-card__logo {
  opacity: 0.7;
}

.car-card__image-wrap::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to top, var(--bg-primary), transparent);
  pointer-events: none;
}

/* Badge */
.car-card__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: 4px;
  z-index: 2;
}

.badge--presale {
  background: var(--accent-red);
  color: #fff;
}

.badge--limited {
  background: var(--accent-orange);
  color: #fff;
}

.badge--new {
  background: rgba(0, 240, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

/* Card Body */
.car-card__body {
  padding: 16px 18px 20px;
  position: relative;
  z-index: 1;
}

.car-card__brand {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.car-card__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.car-card__series {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 3px;
  background: rgba(255, 45, 45, 0.1);
  color: var(--accent-red);
  border: 1px solid rgba(255, 45, 45, 0.2);
  margin-bottom: 10px;
  animation: rgy-shift 8s ease-in-out infinite;
}

.car-card__highlight {
  font-size: 12px;
  line-height: 1.55;
  color: var(--text-secondary);
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  letter-spacing: 0.3px;
}

.car-card__specs {
  display: flex;
  gap: 16px;
  margin-bottom: 14px;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-item__value {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  animation: rgy-shift 8s ease-in-out infinite;
  letter-spacing: 0.5px;
}

.spec-item__label {
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 2px;
}

.car-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.price-currency {
  font-family: var(--font-display);
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

.price-value {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1px;
}

.price-suffix {
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

/* ============================================================
   HERO CTA BUTTON
   ============================================================ */
.hero-cta {
  display: inline-block;
  margin-top: 32px;
  padding: 14px 36px;
  font-family: 'Orbitron', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
  border: none;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease;
  box-shadow: 0 0 20px rgba(255, 45, 45, 0.3), 0 0 60px rgba(255, 45, 45, 0.1);
  z-index: 2;
}

.hero-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-red));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.hero-cta:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 0 30px rgba(255, 45, 45, 0.5), 0 0 80px rgba(255, 45, 45, 0.2);
}

.hero-cta:hover::before {
  opacity: 1;
}

.hero-cta:active {
  transform: translateY(-1px) scale(0.98);
}

/* ============================================================
   RESERVATION SECTION
   ============================================================ */
.reserve-section {
  padding: 80px 24px 64px;
  background: linear-gradient(180deg, transparent 0%, rgba(255, 45, 45, 0.03) 50%, transparent 100%);
  position: relative;
}

.reserve-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-red), transparent);
  opacity: 0.3;
}

.reserve-container {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.reserve-label {
  font-family: 'Orbitron', sans-serif;
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent-red);
  margin-bottom: 12px;
  animation: rgy-shift 8s ease-in-out infinite;
}

.reserve-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 28px;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: 4px;
  margin-bottom: 16px;
}

.reserve-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.reserve-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.reserve-field {
  text-align: left;
}

.reserve-field__label {
  display: block;
  font-family: 'Orbitron', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.reserve-field__input,
.reserve-field__select {
  width: 100%;
  padding: 14px 16px;
  font-family: 'Orbitron', sans-serif;
  font-size: 13px;
  color: var(--text-primary);
  background: rgba(18, 18, 28, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  -webkit-appearance: none;
  appearance: none;
}

.reserve-field__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238a8a9a' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.reserve-field__select option {
  background: #12121c;
  color: var(--text-primary);
}

.reserve-field__input:focus,
.reserve-field__select:focus {
  border-color: var(--accent-red);
  box-shadow: 0 0 16px rgba(255, 45, 45, 0.15);
}

.reserve-field__input::placeholder {
  color: rgba(138, 138, 154, 0.5);
}

.reserve-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 32px;
  font-family: 'Orbitron', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
  border: none;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease;
  box-shadow: 0 0 20px rgba(255, 45, 45, 0.3), 0 0 60px rgba(255, 45, 45, 0.1);
}

.reserve-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-red));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.reserve-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(255, 45, 45, 0.5), 0 0 80px rgba(255, 45, 45, 0.2);
}

.reserve-btn:hover::before {
  opacity: 1;
}

.reserve-btn:active {
  transform: translateY(0);
}

.reserve-btn__text,
.reserve-btn__arrow {
  position: relative;
  z-index: 1;
}

.reserve-btn__arrow {
  transition: transform 0.3s ease;
}

.reserve-btn:hover .reserve-btn__arrow {
  transform: translateX(4px);
}

.reserve-btn.loading {
  pointer-events: none;
  opacity: 0.7;
}

.reserve-btn.loading .reserve-btn__text::after {
  content: '...';
}

.reserve-note {
  font-size: 11px;
  color: rgba(138, 138, 154, 0.6);
  margin-top: 20px;
  line-height: 1.6;
}

.reserve-success {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 40px 24px;
  text-align: center;
}

.reserve-success.visible {
  display: flex;
  animation: fadeInUp 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.reserve-success__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-red), var(--accent-orange));
  font-size: 24px;
  color: #fff;
  box-shadow: 0 0 30px rgba(255, 45, 45, 0.4);
}

.reserve-success__text {
  font-family: 'Orbitron', sans-serif;
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--text-primary);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  text-align: center;
  padding: 48px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.footer-text {
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 2px;
}

.footer-text span {
  animation: rgy-shift 8s ease-in-out infinite;
}

/* ============================================================
   MOUSE TRAIL CANVAS
   ============================================================ */
#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .cars-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (max-width: 900px) {
  .cars-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .site-header {
    padding: 16px 20px;
  }

  .nav-links {
    gap: 20px;
  }

  .hero {
    padding: 120px 20px 40px;
    min-height: 50vh;
  }

  .hero-slide {
    width: 100vw;
  }
}

@media (max-width: 600px) {
  .cars-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .nav-links {
    display: none;
  }

  .hero-title {
    letter-spacing: 3px;
  }

  .hero-subtitle {
    letter-spacing: 2px;
  }

  .hero-slide {
    width: 100vw;
  }

  .hero-slide-track {
    animation-duration: 40s;
  }

  .hero-slideshow {
    height: 150px;
  }

  .site-header {
    padding: 14px 16px;
  }

  .cars-section {
    padding: 24px 16px 60px;
  }

  .car-card__name {
    font-size: 14px;
  }

  .price-value {
    font-size: 16px;
  }

  .reserve-title {
    font-size: 20px;
    letter-spacing: 2px;
  }

  .reserve-section {
    padding: 48px 16px 40px;
  }

  .hero-cta {
    padding: 12px 24px;
    font-size: 11px;
    letter-spacing: 2px;
  }
}