/* ---- Reset & Base ---- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --cat-color: #f59e0b;
  --cat-bg: #fef9f0;
  --dog-color: #3b82f6;
  --dog-bg: #eff6ff;
  --text: #1a1a2e;
  --text-muted: #64748b;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  line-height: 1.7;
  background: var(--bg);
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ---- Layout ---- */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-sm {
  max-width: 640px;
}

/* ---- Navigation ---- */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
  height: 64px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

nav.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  transition: background var(--transition), color var(--transition);
  color: var(--text-muted);
}

.nav-links a:hover {
  background: var(--bg-alt);
  color: var(--text);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-align: center;
}

.btn-primary {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}

.btn-primary:hover {
  background: #2d2d4e;
  border-color: #2d2d4e;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-outline:hover {
  background: var(--bg-alt);
  border-color: var(--text-muted);
  transform: translateY(-1px);
}

.btn-full {
  width: 100%;
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 7rem 2rem 5rem;
  background: linear-gradient(180deg, #fef7ee 0%, #fff 60%, var(--bg-alt) 100%);
  position: relative;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #b45309;
  margin-bottom: 1.5rem;
}

.hero-content h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: var(--text);
}

.gradient-text {
  background: linear-gradient(135deg, var(--cat-color), #ef4444, var(--dog-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.stat span {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 120px;
  display: block;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ---- Sections ---- */
.section {
  padding: 6rem 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cat-color);
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ---- Cards ---- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-img {
  position: relative;
  overflow: hidden;
}

.card-img img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.card:hover .card-img img {
  transform: scale(1.05);
}

.card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

.cat-badge {
  background: rgba(245, 158, 11, 0.9);
  color: #fff;
}

.dog-badge {
  background: rgba(59, 130, 246, 0.9);
  color: #fff;
}

.card-body {
  padding: 1.5rem;
}

.card-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.card-body p {
  color: var(--text-muted);
  font-size: 0.925rem;
  line-height: 1.7;
}

/* ---- Facts ---- */
.facts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}

.fact-card {
  display: flex;
  gap: 1.25rem;
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg);
  transition: transform var(--transition), box-shadow var(--transition);
}

.fact-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.cat-accent {
  border-left: 3px solid var(--cat-color);
}

.dog-accent {
  border-left: 3px solid var(--dog-color);
}

.fact-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--border);
  flex-shrink: 0;
  line-height: 1;
  padding-top: 2px;
}

.cat-accent .fact-number { color: rgba(245, 158, 11, 0.3); }
.dog-accent .fact-number { color: rgba(59, 130, 246, 0.3); }

.fact-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.fact-content p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---- Breeds ---- */
.breeds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

.breed-card {
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius);
  background: var(--bg);
  border: 1px solid var(--border);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.breed-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.breed-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.breed-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.breed-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.breed-tag {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 100px;
  background: var(--bg-alt);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

/* ---- Comparison ---- */
.compare-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

.compare-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: box-shadow var(--transition);
}

.compare-item:hover {
  box-shadow: var(--shadow);
}

.compare-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.compare-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.compare-bar-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.compare-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  width: 24px;
  text-align: center;
}

.compare-bar {
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  padding: 0 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
  width: 0;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  overflow: hidden;
}

.compare-bar.animated {
  width: var(--bar-width);
}

.cat-bar {
  background: linear-gradient(90deg, var(--cat-color), #f97316);
}

.dog-bar {
  background: linear-gradient(90deg, var(--dog-color), #6366f1);
}

.compare-verdict {
  text-align: center;
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* ---- Contact Form ---- */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--bg);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--dog-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-message {
  text-align: center;
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition);
}

.form-message.visible {
  opacity: 1;
  transform: translateY(0);
}

.form-message.success {
  background: #f0fdf4;
  color: #15803d;
  border: 1px solid #bbf7d0;
}

.form-message.error {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fecaca;
}

/* ---- Compliance Section ---- */
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.compliance-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  gap: 1.5rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.compliance-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.compliance-logo {
  flex-shrink: 0;
}

.compliance-logo svg {
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.compliance-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
  letter-spacing: -0.01em;
}

.compliance-org {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.compliance-info > p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}

.compliance-checks {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.compliance-checks li {
  font-size: 0.82rem;
  color: var(--text);
  padding-left: 1.3rem;
  position: relative;
  line-height: 1.5;
}

.compliance-checks li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #16a34a;
  font-weight: 700;
  font-size: 0.85rem;
}

.compliance-banner {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.75rem;
  background: linear-gradient(135deg, #f0f9ff, #eff6ff);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius);
  margin-top: 0.5rem;
}

.compliance-banner-icon {
  font-size: 1.75rem;
  flex-shrink: 0;
}

.compliance-banner-text strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.15rem;
}

.compliance-banner-text p {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.01em;
  margin: 0;
}

/* ---- Footer ---- */
footer {
  background: var(--text);
  color: rgba(255, 255, 255, 0.6);
  padding: 3rem 0 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  flex-wrap: wrap;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.8rem;
}

/* ---- Scroll to Top ---- */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--text);
  color: #fff;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition);
  z-index: 50;
  box-shadow: var(--shadow-md);
}

.scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.scroll-top:hover {
  background: #2d2d4e;
}

/* ---- Animations ---- */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 1rem 2rem 2rem;
    gap: 0;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    padding: 0.75rem 0;
    font-size: 1rem;
  }

  .hero {
    padding: 6rem 1.5rem 3rem;
    min-height: auto;
  }

  .hero-stats {
    gap: 1.25rem;
  }

  .stat-divider {
    display: none;
  }

  .stat strong {
    font-size: 1.35rem;
  }

  .section {
    padding: 4rem 0;
  }

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

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .compliance-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .compliance-checks li {
    text-align: left;
  }

  .compliance-banner {
    flex-direction: column;
    text-align: center;
  }

  .footer-content {
    flex-direction: column;
  }
}

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

  nav {
    padding: 0 1.25rem;
  }
}