:root {
  --color-bg: #ffffff;
  --color-surface: #f5f6f8;
  --color-text: #16181d;
  --color-text-muted: #5b6270;
  --color-primary: #ff5b2e;
  --color-primary-dark: #e14a20;
  --color-border: #e4e6eb;
  --radius: 10px;
  --container-width: 1160px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}

h1, h2, h3 {
  line-height: 1.2;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
  color: var(--color-text-muted);
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: none;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  transition: background 0.15s ease;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--color-primary);
}

.main-nav {
  display: flex;
  gap: 28px;
}

.main-nav a {
  font-weight: 500;
  color: var(--color-text-muted);
}

.main-nav a.active,
.main-nav a:hover {
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cart-btn {
  position: relative;
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 6px;
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -6px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
}

.search-bar {
  border-top: 1px solid var(--color-border);
  padding: 10px 0;
}

.search-input {
  width: 100%;
  max-width: 420px;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  background: var(--color-surface);
}

.search-input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  background: #fff;
}

/* Hero */

.hero {
  background: var(--color-surface);
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  padding: 80px 24px;
}

.hero-text {
  flex: 1;
}

.hero-eyebrow {
  color: var(--color-primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.5em;
}

.hero-text h1 {
  font-size: 2.75rem;
  max-width: 12ch;
}

.hero-desc {
  max-width: 42ch;
  font-size: 1.05rem;
}

.hero-visual {
  flex-shrink: 0;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

/* Categories */

.categories {
  padding: 56px 0 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.category-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 28px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  transition: transform 0.15s ease, background 0.15s ease;
}

.category-card:hover {
  background: #eceef2;
  transform: translateY(-2px);
}

.category-icon {
  font-size: 2rem;
}

/* Products */

.products {
  padding: 72px 0;
}

.products h2 {
  font-size: 1.8rem;
  margin-bottom: 24px;
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.filter-pill {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.filter-pill:hover {
  border-color: var(--color-primary);
}

.filter-pill.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.empty-state {
  text-align: center;
  padding: 48px 0;
}

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

.product-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-image {
  height: 160px;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}

.product-info {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.product-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.product-name {
  font-weight: 600;
  font-size: 1rem;
}

.product-price {
  font-weight: 700;
  font-size: 1.1rem;
  margin: 4px 0 12px;
}

.add-to-cart {
  margin-top: auto;
  background: var(--color-text);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.add-to-cart:hover {
  background: var(--color-primary);
}

/* Newsletter */

.newsletter {
  background: var(--color-text);
  color: #fff;
  padding: 56px 0;
}

.newsletter-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.newsletter h2 {
  margin-bottom: 0.25em;
}

.newsletter p {
  color: #c7cad1;
  margin: 0;
}

.newsletter-form {
  display: flex;
  gap: 10px;
}

.newsletter-form input {
  padding: 12px 16px;
  border-radius: var(--radius);
  border: none;
  min-width: 240px;
  font-size: 1rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 24px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-inner p {
  margin: 0;
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 20px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Toast */

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-text);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Responsive */

@media (max-width: 860px) {
  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 16px 24px;
    gap: 16px;
    display: none;
  }

  .main-nav.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero-inner {
    flex-direction: column;
    text-align: center;
    padding: 56px 24px;
  }

  .hero-text h1 {
    max-width: none;
  }

  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .newsletter-inner {
    text-align: center;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .product-grid {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: 1fr 1fr;
  }
}