* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: Arial, Helvetica, sans-serif;
    background: #0b0d12;
    color: #f3f4f6;
    line-height: 1.5;
  }
  
  a {
    text-decoration: none;
    color: inherit;
  }
  
  .container {
    width: min(1180px, 92%);
    margin: 0 auto;
  }
  
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 13, 18, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #1d2330;
  }
  
  .header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }
  
  .brand {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  
  .logo {
    width: 58px;
    height: 58px;
    object-fit: contain;
    border-radius: 12px;
    background: #11151d;
    padding: 6px;
    border: 1px solid #202839;
  }
  
  .brand h1 {
    font-size: 1.3rem;
    letter-spacing: 0.5px;
  }
  
  .tagline {
    color: #9ca3af;
    font-size: 0.9rem;
  }
  
  .nav {
    display: flex;
    gap: 20px;
    color: #d1d5db;
    font-size: 0.95rem;
  }
  
  .nav a:hover {
    color: white;
  }
  
  .hero {
    padding: 72px 0 52px;
    border-bottom: 1px solid #1b2230;
    background:
      radial-gradient(circle at top left, rgba(80, 90, 120, 0.18), transparent 30%),
      linear-gradient(to bottom, #0d1017, #0b0d12);
  }
  
  .hero-content {
    max-width: 760px;
  }
  
  .eyebrow {
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: 0.82rem;
    margin-bottom: 10px;
  }
  
  .hero h2 {
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1.1;
    margin-bottom: 14px;
  }
  
  .hero-text {
    color: #b7beca;
    max-width: 650px;
    margin-bottom: 24px;
  }
  
  .hero-btn {
    display: inline-block;
    padding: 12px 18px;
    background: #f3f4f6;
    color: #111827;
    border-radius: 999px;
    font-weight: 700;
  }
  
  .hero-btn:hover {
    opacity: 0.92;
  }
  
  .inventory-section {
    padding: 42px 0 28px;
  }
  
  .section-top {
    margin-bottom: 20px;
  }
  
  .section-label {
    text-transform: uppercase;
    letter-spacing: 1.3px;
    color: #8d96a5;
    font-size: 0.8rem;
    margin-bottom: 6px;
  }
  
  .section-top h3,
  .info-section h3 {
    font-size: 1.8rem;
  }
  
  .toolbar {
    margin-bottom: 24px;
  }
  
  #searchInput {
    width: 100%;
    padding: 14px 16px;
    border-radius: 14px;
    border: 1px solid #262f40;
    background: #121720;
    color: white;
    font-size: 1rem;
    outline: none;
    margin-bottom: 16px;
  }
  
  #searchInput:focus {
    border-color: #4b5563;
  }
  
  .filter-row {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  
  .filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }
  
  .filter-btn {
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid #293244;
    background: #111720;
    color: #e5e7eb;
    cursor: pointer;
    transition: 0.15s ease;
  }
  
  .filter-btn:hover {
    border-color: #3d4860;
  }
  
  .filter-btn.active {
    background: #f3f4f6;
    color: #111827;
    border-color: #f3f4f6;
    font-weight: 700;
  }
  
  .items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 22px;
  }
  
  .card-link {
    text-decoration: none;
    color: inherit;
  }
  
  .card {
    background: linear-gradient(180deg, #121720 0%, #0f141c 100%);
    border: 1px solid #1e2735;
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  }
  
  .card:hover {
    transform: translateY(-4px);
    border-color: #364154;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.18);
  }
  
  .card-image-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    background: #0c1016;
  }
  
  .card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  
  .badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 7px 12px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    color: white;
    letter-spacing: 0.2px;
  }
  
  .badge.available {
    background: #15803d;
  }
  
  .badge.sold {
    background: #b91c1c;
  }
  
  .badge.reserved {
    background: #b7791f;
  }
  
  .badge.collection {
    background: #4338ca;
  }
  
  .card-content {
    padding: 16px;
  }
  
  .card-category {
    font-size: 0.82rem;
    color: #9aa3b2;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
  }
  
  .card-title {
    font-size: 1.05rem;
    margin-bottom: 10px;
  }
  
  .card-meta {
    color: #c0c7d2;
    font-size: 0.94rem;
    margin-bottom: 5px;
  }
  
  .card-price {
    margin-top: 12px;
    font-size: 1.05rem;
    font-weight: 700;
  }
  
  .empty-state {
    color: #aeb7c4;
    padding: 20px 0 40px;
  }
  
  .info-section {
    padding: 34px 0;
    border-top: 1px solid #1a2130;
  }
  
  .info-section p {
    color: #c0c7d2;
    max-width: 760px;
    margin-top: 10px;
  }
  
  .contact-box {
    margin-top: 16px;
    background: #121720;
    border: 1px solid #202a3a;
    padding: 16px;
    border-radius: 16px;
  }
  
  .site-footer {
    border-top: 1px solid #1a2130;
    margin-top: 28px;
  }
  
  .footer-inner {
    padding: 20px 0 28px;
    color: #96a0ae;
    font-size: 0.92rem;
  }
  
  .item-page {
    padding: 40px 0 60px;
  }
  
  .back-link {
    display: inline-block;
    margin-bottom: 24px;
    color: #cbd5e1;
  }
  
  .item-layout {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 28px;
    align-items: start;
  }
  
  .item-image-box {
    background: #121720;
    border: 1px solid #1f2937;
    border-radius: 20px;
    overflow: hidden;
  }
  
  .item-main-image {
    width: 100%;
    display: block;
    object-fit: cover;
  }
  
  .item-info-box {
    background: #121720;
    border: 1px solid #1f2937;
    border-radius: 20px;
    padding: 24px;
  }
  
  .static-badge {
    position: static;
    display: inline-block;
    margin-bottom: 14px;
  }
  
  .item-title {
    font-size: 2rem;
    margin-bottom: 14px;
  }
  
  .item-brand {
    color: #d1d5db;
    margin-bottom: 8px;
  }
  
  .item-price {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 18px 0 14px;
  }
  
  .item-description {
    color: #b6bfcc;
    margin-bottom: 22px;
    line-height: 1.7;
  }
  
  @media (max-width: 900px) {
    .item-layout {
      grid-template-columns: 1fr;
    }
  }
  
  @media (max-width: 760px) {
    .header-inner {
      flex-direction: column;
      align-items: flex-start;
      padding: 14px 0;
    }
  
    .nav {
      flex-wrap: wrap;
      gap: 14px;
    }
  
    .hero {
      padding: 54px 0 40px;
    }
  
    .hero h2 {
      font-size: 2rem;
    }
  }