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

:root {
  --color-bg: #faf8f5;
  --color-surface: #ffffff;
  --color-primary: #2d6a4f;
  --color-primary-dark: #1b4332;
  --color-accent: #f4a261;
  --color-text: #2b2d42;
  --color-muted: #6c757d;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --radius: 12px;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

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

a:hover {
  text-decoration: underline;
}

.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid #e8e4df;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
}

.logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

nav a {
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
}

nav a:hover {
  color: var(--color-primary);
}

.btn-nav {
  background: var(--color-primary);
  color: #fff !important;
  padding: 0.45rem 1rem;
  border-radius: 8px;
}

.btn-nav:hover {
  background: var(--color-primary-dark);
  text-decoration: none;
}

.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 5rem 0;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin: 0 0 1rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.15rem;
  max-width: 560px;
  margin: 0 auto 2rem;
  opacity: 0.92;
}

.btn-primary {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-text);
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  text-decoration: none;
}

.btn-primary:hover {
  background: #e76f51;
  color: #fff;
  text-decoration: none;
}

.section {
  padding: 4rem 0;
}

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

.section h2 {
  font-size: 2rem;
  margin: 0 0 0.5rem;
  color: var(--color-primary-dark);
}

.section-lead {
  color: var(--color-muted);
  margin-bottom: 2rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-4px);
}

.card-img {
  height: 160px;
  background-size: cover;
  background-position: center;
}

.card-img-dog {
  background: linear-gradient(160deg, #d4a574 0%, #8b6914 100%);
}

.card-img-cat {
  background: linear-gradient(160deg, #a8dadc 0%, #457b9d 100%);
}

.card-img-bird {
  background: linear-gradient(160deg, #f9c74f 0%, #90be6d 100%);
}

.card-img-fish {
  background: linear-gradient(160deg, #48cae4 0%, #0077b6 100%);
}

.card h3 {
  margin: 1rem 1rem 0.25rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0 1rem 1rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.price {
  display: block;
  margin: 0 1rem 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.supply-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}

.supply-item {
  padding: 1.5rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid #e8e4df;
}

.supply-item h3 {
  margin: 0 0 0.5rem;
  color: var(--color-primary-dark);
}

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

.about-stats {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.about-stats li {
  font-size: 0.95rem;
  color: var(--color-muted);
}

.about-stats strong {
  display: block;
  font-size: 1.75rem;
  color: var(--color-primary);
}

.section-contact {
  background: var(--color-primary-dark);
  color: #fff;
  text-align: center;
}

.section-contact h2 {
  color: #fff;
}

.section-contact a {
  color: var(--color-accent);
}

.site-footer {
  background: #1a1a2e;
  color: #adb5bd;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  nav {
    gap: 0.75rem;
    font-size: 0.9rem;
  }

  .hero {
    padding: 3rem 0;
  }
}