:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #121212;
  --bg-card: #181818;
  --bg-light: #ffffff;
  --text-main: #f5f5f5;
  --text-muted: #8e8e93;
  --border-color: #262626;
  --font-display: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-display);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Banner */
.disclaimer-banner {
  background: #000;
  border-bottom: 1px solid #333;
  color: #ffcc00;
  text-align: center;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  padding: 8px 16px;
}

/* Navbar */
.navbar {
  background: rgba(10, 10, 10, 0.95);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  font-size: 2.2rem;
  font-weight: 900;
  font-style: italic;
  letter-spacing: -2px;
  background: #ffffff;
  color: #000000;
  padding: 2px 10px;
  border-radius: 4px;
  display: inline-block;
  line-height: 1;
}

.logo-text {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  line-height: 1.1;
}

.logo-text small {
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--text-muted);
}

.nav-links {
  display: flex;
  gap: 28px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.nav-links a:hover {
  color: #fff;
  border-bottom: 2px solid #fff;
  padding-bottom: 4px;
}

.cart-btn {
  background: #1e1e1e;
  border: 1px solid #333;
  color: #fff;
  padding: 8px 18px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.2s ease;
}

.cart-btn:hover {
  background: #fff;
  color: #000;
}

/* Hero */
.hero {
  padding: 90px 0 60px;
  background: radial-gradient(circle at 50% 20%, #1a1a1a 0%, #0a0a0a 70%);
  border-bottom: 1px solid var(--border-color);
  text-align: center;
}

.badge {
  display: inline-block;
  background: #1c1c1c;
  color: #aaa;
  border: 1px solid #333;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-title .highlight {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: #444;
}

.hero-subtext {
  max-width: 650px;
  margin: 0 auto 36px;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background: #ffffff;
  color: #000000;
}

.btn-primary:hover {
  background: #e0e0e0;
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: #ffffff;
  border: 1px solid #444;
}

.btn-secondary:hover {
  background: #181818;
  border-color: #666;
}

.hero-specs-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  background: #111;
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: 8px;
  text-align: left;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.spec-icon {
  font-size: 1.8rem;
}

.spec-info strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.spec-info span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Catalog */
.catalog-section {
  padding: 80px 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
}

.section-tag {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  display: block;
}

.section-title {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.filter-tag {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Product Card - Clean Packaging Style */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 24px;
}

.card {
  background: #ffffff;
  color: #000000;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 2px solid #222;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(255, 255, 255, 0.08);
}

.card-top-tag {
  background: #000000;
  color: #ffffff;
  padding: 6px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.card-box-visual {
  background: #f8f8f8;
  padding: 24px 20px;
  border-bottom: 2px solid #000;
  text-align: center;
}

.visual-logo-mark {
  font-size: 2.2rem;
  font-weight: 900;
  font-style: italic;
  letter-spacing: -2px;
  display: block;
  margin-bottom: 2px;
}

.visual-logo-sub {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  margin-bottom: 12px;
  color: #444;
}

.product-name-heading {
  font-size: 1.55rem;
  font-weight: 900;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.spec-badge-box {
  display: inline-block;
  border: 2px solid #000;
  padding: 4px 10px;
  font-weight: 900;
  font-size: 0.95rem;
  border-radius: 4px;
}

.card-details {
  padding: 16px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #fff;
}

.compliance-bullets {
  list-style: none;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.7;
  color: #222;
  margin-bottom: 16px;
}

.compliance-bullets li {
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid #e0e0e0;
}

.price-display {
  font-size: 1.5rem;
  font-weight: 900;
  font-family: var(--font-mono);
}

.add-cart-btn {
  background: #000000;
  color: #ffffff;
  border: none;
  padding: 8px 14px;
  border-radius: 4px;
  font-weight: 800;
  font-size: 0.75rem;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: all 0.2s;
}

.add-cart-btn:hover {
  background: #333333;
}

/* Compliance Box */
.compliance-section {
  padding: 40px 0 80px;
}

.compliance-box {
  background: #141414;
  border: 1px solid #333;
  border-left: 4px solid #fff;
  border-radius: 6px;
  padding: 32px;
}

.compliance-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.compliance-header h3 {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.compliance-body p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

.protocol-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.protocol-card {
  background: #1b1b1b;
  padding: 20px;
  border-radius: 4px;
  border: 1px solid #282828;
}

.protocol-card h4 {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  font-weight: 800;
  margin-bottom: 8px;
  color: #fff;
}

.protocol-card p {
  font-size: 0.8rem;
  color: #999;
  margin-bottom: 0;
  line-height: 1.5;
}

/* Cart Drawer */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 200;
}

.cart-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: -420px;
  width: 400px;
  max-width: 90vw;
  height: 100%;
  background: #111;
  border-left: 1px solid var(--border-color);
  z-index: 300;
  display: flex;
  flex-direction: column;
  transition: right 0.3s ease;
  padding: 24px;
}

.cart-drawer.active {
  right: 0;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #262626;
  padding-bottom: 16px;
}

.close-btn {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
}

.cart-items {
  flex-grow: 1;
  overflow-y: auto;
  padding: 20px 0;
}

.cart-item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  background: #181818;
  padding: 12px;
  border-radius: 4px;
}

.cart-item-name {
  font-weight: 700;
  font-size: 0.85rem;
}

.cart-item-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.cart-item-price {
  font-family: var(--font-mono);
  font-weight: 700;
}

.drawer-footer {
  border-top: 1px solid #262626;
  padding-top: 16px;
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  font-size: 1.2rem;
  font-weight: 900;
  margin-bottom: 10px;
}

.disclaimer-note {
  font-size: 0.7rem;
  color: #ffcc00;
  margin-bottom: 16px;
}

.btn-block {
  width: 100%;
  text-align: center;
}

/* Footer */
.footer {
  background: #050505;
  border-top: 1px solid var(--border-color);
  padding: 60px 0 24px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 12px;
  line-height: 1.5;
}

.footer-links h4, .footer-disclaimer h4 {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  font-weight: 800;
  margin-bottom: 16px;
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-bottom: 8px;
}

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

.footer-disclaimer p {
  font-size: 0.78rem;
  color: #777;
  line-height: 1.6;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid #1a1a1a;
  padding-top: 24px;
  font-size: 0.75rem;
  color: #555;
}

@media (max-width: 768px) {
  .hero-title { font-size: 2.2rem; }
  .footer-content { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}