/* ============================================
   BATMAN GARAGE — BASE STYLES
   Dark Knight cinematic palette
   ============================================ */

:root {
  /* Type scale */
  --text-xs:   clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl:  clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(3rem, 0.5rem + 7vw, 7rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Batman Garage Dark Palette */
  --color-bg:            #0a0a0a;
  --color-surface:       #111111;
  --color-surface-2:     #161616;
  --color-surface-3:     #1c1c1c;
  --color-border:        #2a2a2a;
  --color-divider:       #222222;

  --color-text:          #e8e6e0;
  --color-text-muted:    #9a9890;
  --color-text-faint:    #555450;
  --color-text-inverse:  #0a0a0a;

  /* Gold accent (Batman logo inspired) */
  --color-gold:          #c9a227;
  --color-gold-hover:    #e0b830;
  --color-gold-dim:      #8a6d15;
  --color-gold-highlight:rgba(201,162,39,0.12);

  /* Red accent */
  --color-red:           #8b1a1a;
  --color-red-bright:    #c0392b;
  --color-red-hover:     #a93226;

  /* Fonts */
  --font-display: 'Bebas Neue', 'Impact', sans-serif;
  --font-body:    'Rajdhani', 'Helvetica Neue', sans-serif;

  /* Radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;

  /* Transitions */
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.6);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.8);
  --shadow-gold: 0 0 20px rgba(201,162,39,0.2);

  /* Content widths */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1280px;
}

/* ============================================
   RESET
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.1;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
}

p, li, figcaption {
  text-wrap: pretty;
  max-width: 72ch;
}

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

ul { list-style: none; }

button {
  cursor: pointer;
  background: none;
  border: none;
}

::selection {
  background: rgba(201,162,39,0.3);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================
   UTILITIES
   ============================================ */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

.container--narrow {
  max-width: var(--content-default);
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--text-sm);
}

.divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
  margin-bottom: var(--space-8);
}

/* Gold CTA button */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  background: transparent;
  transition: all var(--transition);
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  background: var(--color-gold);
  color: var(--color-bg);
  box-shadow: var(--shadow-gold);
}

.btn--filled {
  background: var(--color-gold);
  color: var(--color-bg);
}

.btn--filled:hover {
  background: var(--color-gold-hover);
  box-shadow: var(--shadow-gold);
}

/* Gold tag / badge */
.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  border: 1px solid var(--color-gold-dim);
  background: var(--color-gold-highlight);
}

/* Sold badge */
.badge-sold {
  display: inline-block;
  padding: var(--space-1) var(--space-4);
  background: var(--color-red);
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}

.nav--scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.7);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--space-8);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.nav__logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  letter-spacing: 0.12em;
  color: var(--color-gold);
  text-transform: uppercase;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: var(--space-2);
  border-bottom: 1px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-gold);
  transition: all var(--transition);
}

/* Mobile nav */
.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-4);
  background: rgba(10,10,10,0.98);
}

.nav__mobile.is-open {
  display: flex;
}

.nav__mobile .nav__link {
  padding: var(--space-3) var(--space-6);
  border-bottom: 1px solid var(--color-divider);
  display: block;
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-12);
  margin-top: var(--space-20);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-10);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer__logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  max-width: 24ch;
}

.footer__nav-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0.15em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer__nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__nav-link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  transition: color var(--transition);
}

.footer__nav-link:hover {
  color: var(--color-gold);
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.footer__social {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.footer__social-link:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.footer__bottom {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.footer__copyright {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@media (max-width: 768px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   PAGE HERO (inner pages)
   ============================================ */
.page-hero {
  padding-top: calc(72px + var(--space-16));
  padding-bottom: var(--space-16);
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(201,162,39,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero__title {
  font-size: var(--text-3xl);
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.page-hero__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: var(--space-2);
}

/* ============================================
   VEHICLE GRID
   ============================================ */
.vehicle-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.vehicle-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.vehicle-card:hover {
  border-color: var(--color-gold-dim);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.6), 0 0 0 1px var(--color-gold-dim);
}

.vehicle-card__img-wrap {
  position: relative;
  aspect-ratio: 10/1;
  overflow: hidden;
  background: var(--color-surface-2);
}

.vehicle-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.vehicle-card:hover .vehicle-card__img {
  transform: scale(1.05);
}

.vehicle-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.7) 100%);
}

.vehicle-card__body {
  padding: var(--space-5) var(--space-6);
}

.vehicle-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-1);
}

.vehicle-card__meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.vehicle-card__price {
  display: inline-block;
  margin-top: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-gold);
  letter-spacing: 0.08em;
}



/* ============================================
   PHOTO GALLERY (detail pages)
   ============================================ */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.gallery__item {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-surface-2);
  cursor: pointer;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery__item:hover img {
  transform: scale(1.05);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.95);
  align-items: center;
  justify-content: center;
}

.lightbox.is-open {
  display: flex;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox__close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-size: 2rem;
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition);
}

.lightbox__close:hover { color: var(--color-gold); }

.lightbox__prev,
.lightbox__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-4);
  transition: color var(--transition);
}

.lightbox__prev { left: var(--space-4); }
.lightbox__next { right: var(--space-4); }
.lightbox__prev:hover,
.lightbox__next:hover { color: var(--color-gold); }

/* ============================================
   SCROLL FADE IN
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: none;
}