:root {
  --bg: #f9f4f4;
  --dark: #121a35;
  --dark-2: #0f1730;
  --text: #111;
  --muted: #5f6c81;
  --primary: #ffe5d4;
  --accent: #1d1f25;
  --border: rgba(0, 0, 0, 0.08);
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
  --radius: 16px;
  --radius-sm: 12px;
  --font: system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

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

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

header {
  position: relative;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  z-index: 20;
}

.container {
  width: min(1100px, 100% - 2rem);
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand .logo {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--dark);
  color: #fff;
  font-weight: 800;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--dark);
}

.nav-icons {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  font-size: 1.1rem;
  color: var(--muted);
}

.nav-icons button {
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 12px;
  transition: background 0.25s ease;
}

.nav-icons button:hover {
  background: rgba(0, 0, 0, 0.06);
}

.hero {
  position: relative;
  z-index: 1;
  margin: 0;
  background: linear-gradient(120deg, #28325a, #21274b 60%, #1a1e3b);
  color: #fff;
  padding: 3.75rem 0 3.25rem;
}

.hero .container {
  display: grid;
  gap: 1.25rem;
  max-width: 980px;
}

.hero h1 {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  margin: 0;
  line-height: 1.1;
}

.hero p {
  margin: 1rem 0 0;
  max-width: 840px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
}

.hero .cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.45rem;
  margin-top: 1.7rem;
  background: rgba(255, 255, 255, 0.9);
  color: var(--dark);
  border-radius: 14px;
  font-weight: 700;
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  width: fit-content;
}

.hero .cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 38px rgba(0, 0, 0, 0.2);
}

.categories {
  padding: 2rem 0 2.2rem;
  background: var(--primary);
}

.categories .container {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.category {
  background: #fff;
  padding: 0.85rem 1.15rem;
  border-radius: 18px;
  box-shadow: 0 9px 18px rgba(0, 0, 0, 0.06);
  font-weight: 700;
  text-align: center;
  min-width: 170px;
  cursor: pointer;
  border: 1px solid rgba(0, 0, 0, 0);
  transition: transform 0.2s ease, border 0.2s ease;
}

.category:hover {
  transform: translateY(-2px);
  border: 1px solid rgba(0, 0, 0, 0.12);
}

main {
  padding: 2.5rem 0 0;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.section-header h2 {
  margin: 0;
  font-size: 1.7rem;
}

.section-header .sort {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid rgba(0, 0, 0, 0.18);
  padding: 0.55rem 0.85rem;
  border-radius: 12px;
  background: #fff;
  font-weight: 600;
  color: var(--muted);
}

.section-header select {
  border: none;
  background: transparent;
  font: inherit;
  color: inherit;
  cursor: pointer;
  outline: none;
}

.products {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.9rem;
}

.product {
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.product:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
}

.product img {
  width: 100%;
  display: block;
  height: 260px;
  object-fit: cover;
}

.product-info {
  padding: 1rem 1.1rem 1.25rem;
}

.product-info span {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
  letter-spacing: 0.02em;
}

.favorite-btn {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: #777;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: 0 4px 9px rgba(0, 0, 0, 0.2);
  display: grid;
  place-items: center;
  transition: transform 0.15s ease, background 0.15s ease;
}

.favorite-btn:hover {
  transform: scale(1.08);
  background: #fff;
}

.favorite-btn.active {
  color: #ff4d6d;
}

.product-info h3 {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: 0.01em;
}

.category-label {
  margin: 0.2rem 0 0.6rem;
  font-size: 0.82rem;
  color: #777;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.price {
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.1rem;
}

.price .old {
  color: rgba(0, 0, 0, 0.4);
  text-decoration: line-through;
  font-weight: 500;
  font-size: 0.95rem;
}

.features {
  padding: 3rem 0 2.5rem;
  background: #fff;
}

.features .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  align-items: start;
  text-align: center;
}

.feature {
  padding: 1.7rem 1.4rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.75);
  box-shadow: 0 14px 24px rgba(0, 0, 0, 0.08);
}

.feature-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 1rem;
  border-radius: 999px;
  background: rgba(33, 38, 61, 0.12);
  display: grid;
  place-items: center;
  color: var(--dark);
  font-size: 1.55rem;
}

.feature h4 {
  margin: 0.3rem 0 0.6rem;
  font-size: 1.05rem;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.92);
  padding: 3.25rem 0 2.7rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 2.6rem;
  align-items: start;
}

footer h4 {
  margin: 0 0 1rem;
  font-size: 1.1rem;
}

.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-list li {
  margin: 0.55rem 0;
  font-size: 0.95rem;
  opacity: 0.82;
}

.footer-list li a:hover {
  opacity: 1;
}

.social {
  display: flex;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

.social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  transition: background 0.2s ease;
}

.social a:hover {
  background: rgba(255, 255, 255, 0.18);
}

.footer-contact {
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}

@media (max-width: 760px) {
  .nav {
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.9rem;
  }

  .hero {
    padding: 3.5rem 0 3rem;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-header .sort {
    width: 100%;
    justify-content: space-between;
  }
}