/* ==========================================================================
   The Race Rack — Custom Styles
   Bootstrap 5.3 + Saira Condensed (logo) | Mobile-first
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables & Base
   -------------------------------------------------------------------------- */
:root {
  --color-primary: #0a0a0a;
  --color-primary-soft: #111111;
  --color-secondary: #ffffff;
  --color-accent: #e10600;
  --color-bg: #f4f4f5;
  --color-card: #ffffff;
  --color-text: #121212;
  --color-muted: #6b6b6b;
  --color-border: #e5e5e5;
  --shadow-soft: 0 4px 24px rgba(0, 0, 0, 0.12);
  --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.18);
  --radius: 1rem;
  --radius-btn: 50rem;
  --transition: 0.3s ease;
  --header-height: 76px;
  --sticky-bar-height: 72px;
  --font: "Inter", system-ui, sans-serif;
  --font-display: "Saira Condensed", "Arial Narrow", Impact, sans-serif;
  --carbon:
    repeating-linear-gradient(
      -45deg,
      rgba(255, 255, 255, 0.035) 0px,
      rgba(255, 255, 255, 0.035) 1px,
      transparent 1px,
      transparent 6px
    ),
    linear-gradient(180deg, #111 0%, #000 100%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1rem);
}

body {
  font-family: var(--font);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

section {
  padding: 4rem 0;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(1.65rem, 4vw, 2.25rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--color-muted);
  font-size: 1rem;
  margin-bottom: 2.5rem;
  max-width: 36rem;
}

/* --------------------------------------------------------------------------
   2. Header (Sticky) — black / carbon to match logo
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: var(--carbon);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  height: var(--header-height);
  box-shadow: 0 2px 18px rgba(0, 0, 0, 0.35);
}

.site-header .navbar {
  height: var(--header-height);
  padding-top: 0;
  padding-bottom: 0;
}

.brand-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-style: italic;
  font-size: 1.35rem;
  color: #fff;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-logo img,
.brand-logo .site-logo {
  height: 48px;
  width: auto;
  max-width: min(280px, 52vw);
  object-fit: contain;
  display: block;
}

.brand-logo .logo-mark {
  display: none;
}

.navbar-toggler-icon-custom {
  color: #fff;
}

.nav-mini .nav-link {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  font-style: italic;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
  padding: 0.5rem 0.85rem !important;
}

.nav-mini .nav-link:hover,
.nav-mini .nav-link:focus {
  color: #fff;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

@media (max-width: 991.98px) {
  .site-header .navbar-collapse {
    background: #0a0a0a;
    margin: 0 -0.75rem;
    padding: 1rem 1rem 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }
}

/* --------------------------------------------------------------------------
   3. Buttons
   -------------------------------------------------------------------------- */
.btn {
  font-family: var(--font);
  font-weight: 600;
  border-radius: var(--radius-btn);
  padding: 0.75rem 1.75rem;
  transition: all var(--transition);
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-lg {
  padding: 0.9rem 2rem;
  font-size: 1.05rem;
}

.btn-sm-header {
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
}

.btn-primary-custom {
  background-color: var(--color-primary);
  color: #fff;
}

.btn-primary-custom:hover,
.btn-primary-custom:focus {
  background-color: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(225, 6, 0, 0.35);
}

.btn-whatsapp {
  background-color: #25D366;
  color: #fff;
}

.btn-whatsapp:hover,
.btn-whatsapp:focus {
  background-color: #1ebe57;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-outline-primary-custom {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline-primary-custom:hover,
.btn-outline-primary-custom:focus {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
}

.btn-call {
  background-color: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-call:hover,
.btn-call:focus {
  background-color: #fff;
  color: #000;
  border-color: #fff;
}

/* Header WhatsApp keeps green; slightly tighter on black bar */
.site-header .btn-whatsapp {
  box-shadow: none;
}

/* --------------------------------------------------------------------------
   4. Hero Section
   -------------------------------------------------------------------------- */
.hero {
  padding: 3rem 0 4rem;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg) 100%);
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
}

.hero-image-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-card);
  box-shadow: var(--shadow-soft);
  aspect-ratio: 1 / 1;
  max-width: 520px;
  margin: 0 auto;
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-image-wrap:hover img {
  transform: scale(1.04);
}

.hero-content {
  padding-top: 2rem;
}

.hero-badge {
  display: inline-block;
  background: rgba(22, 58, 112, 0.08);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-btn);
  margin-bottom: 1rem;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(1.85rem, 5vw, 2.9rem);
  color: var(--color-primary);
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
  max-width: 28rem;
}

.hero-price {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.price-current {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.price-badge {
  background: var(--color-secondary);
  color: var(--color-text);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-btn);
}

.price-original {
  font-size: 1.1rem;
  color: var(--color-muted);
  text-decoration: line-through;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted);
}

.trust-badge i {
  color: var(--color-primary);
  font-size: 1.15rem;
}

/* --------------------------------------------------------------------------
   5. Product Gallery
   -------------------------------------------------------------------------- */
.gallery-main {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-card);
  box-shadow: var(--shadow-soft);
  aspect-ratio: 4 / 3;
  margin-bottom: 1rem;
}

.gallery-main img,
.gallery-main video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumbs {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  scrollbar-width: thin;
}

.gallery-thumb {
  flex: 0 0 80px;
  width: 80px;
  height: 80px;
  border-radius: 0.75rem;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  background: var(--color-card);
  box-shadow: var(--shadow-soft);
  padding: 0;
  transition: all var(--transition);
  position: relative;
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumb:hover,
.gallery-thumb.active {
  border-color: var(--color-primary);
  transform: scale(1.05);
}

.gallery-thumb.is-video::after {
  content: "\F4F2";
  font-family: "bootstrap-icons";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(22, 58, 112, 0.45);
  color: #fff;
  font-size: 1.5rem;
}

/* --------------------------------------------------------------------------
   6. Cards (Features / Why Buy / Reviews)
   -------------------------------------------------------------------------- */
.feature-card,
.why-card,
.review-card {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  border: none;
  padding: 1.75rem;
  height: 100%;
  transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover,
.why-card:hover,
.review-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-hover);
}

.feature-icon,
.why-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(22, 58, 112, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.feature-card h3,
.why-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.feature-card p,
.why-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   7. Product Description
   -------------------------------------------------------------------------- */
.description-content p {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 42rem;
  margin-bottom: 1rem;
}

.description-content p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   8. Specifications Table
   -------------------------------------------------------------------------- */
.spec-table-wrap {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.spec-table {
  margin-bottom: 0;
}

.spec-table th,
.spec-table td {
  padding: 1rem 1.25rem;
  border-color: var(--color-border);
  font-size: 0.95rem;
  vertical-align: middle;
}

.spec-table th {
  width: 40%;
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(22, 58, 112, 0.03);
}

.spec-table td {
  color: var(--color-muted);
}

.spec-table tbody tr:last-child th,
.spec-table tbody tr:last-child td {
  border-bottom: none;
}

/* --------------------------------------------------------------------------
   9. Reviews
   -------------------------------------------------------------------------- */
.review-stars {
  color: var(--color-secondary);
  font-size: 1rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.review-card .review-text {
  font-size: 0.95rem;
  color: var(--color-muted);
  margin-bottom: 1.25rem;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.review-author-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
  margin-bottom: 0;
}

.review-author-meta {
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   10. FAQ Accordion
   -------------------------------------------------------------------------- */
.faq-accordion .accordion-item {
  background: var(--color-card);
  border: none;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow-soft);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.faq-accordion .accordion-button {
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-primary);
  background: var(--color-card);
  box-shadow: none !important;
  padding: 1.15rem 1.25rem;
}

.faq-accordion .accordion-button:not(.collapsed) {
  color: var(--color-accent);
  background: var(--color-card);
}

.faq-accordion .accordion-button::after {
  background-size: 1rem;
}

.faq-accordion .accordion-body {
  padding: 0 1.25rem 1.25rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   11. Sticky Mobile Bottom Bar
   -------------------------------------------------------------------------- */
.sticky-mobile-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1040;
  background: #fff;
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 24px rgba(22, 58, 112, 0.1);
  padding: 0.75rem 1rem;
  padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
}

.sticky-mobile-bar .bar-price {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary);
  line-height: 1.2;
}

.sticky-mobile-bar .bar-price-badge {
  font-size: 0.7rem;
  background: var(--color-secondary);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-btn);
  font-weight: 600;
}

.sticky-mobile-bar .btn {
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

@media (max-width: 991.98px) {
  .sticky-mobile-bar {
    display: block;
  }

  body {
    padding-bottom: calc(var(--sticky-bar-height) + 1rem);
  }
}

/* --------------------------------------------------------------------------
   12. Footer — matches header / logo (black carbon)
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--carbon);
  color: rgba(255, 255, 255, 0.85);
  padding: 3.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer .footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-style: italic;
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-footer .footer-brand .site-logo,
.site-footer .footer-brand img {
  height: 44px;
  width: auto;
  max-width: min(260px, 80vw);
  object-fit: contain;
  display: block;
}

.site-footer .footer-brand .logo-mark {
  display: none;
}

.site-footer .h6 {
  font-family: var(--font-display);
  font-style: italic;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-tagline {
  max-width: 22rem;
  opacity: 0.8;
  font-size: 0.95rem;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.footer-contact a:hover {
  color: #fff;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: scale(1.08);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  text-align: center;
}

/* --------------------------------------------------------------------------
   13. Animations (CSS only)
   -------------------------------------------------------------------------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-fade {
  opacity: 0;
  transition: opacity 0.7s ease;
}

.animate-fade.is-visible {
  opacity: 1;
}

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }

/* --------------------------------------------------------------------------
   14. Accessibility & Utilities
   -------------------------------------------------------------------------- */
.visually-hidden-focusable:focus {
  position: absolute;
  z-index: 2000;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: 0.5rem;
  width: auto;
  height: auto;
  clip: auto;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   15. Responsive Breakpoints
   -------------------------------------------------------------------------- */

/* 320px+ — base (mobile-first) already applied */

@media (min-width: 768px) {
  .hero {
    padding: 4rem 0;
  }

  .hero-content {
    padding-top: 0;
  }

  .gallery-thumb {
    flex: 0 0 96px;
    width: 96px;
    height: 96px;
  }
}

@media (min-width: 1024px) {
  section {
    padding: 5rem 0;
  }

  .hero {
    min-height: calc(100vh - var(--header-height));
  }
}

@media (min-width: 1440px) {
  .container-narrow {
    max-width: 1200px;
  }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .animate-on-scroll,
  .animate-fade {
    opacity: 1;
    transform: none;
  }
}