@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Nunito:wght@400;500;600;700&display=swap');

:root {
  --color-primary: #C45D3E;
  --color-secondary: #7A9E7E;
  --color-accent: #E8A838;
  --color-base: #FFF8F0;
  --color-text: #2D1B0E;
  --color-text-light: #6B5344;
  --color-surface: #FFFFFF;
  --color-surface-warm: #F5EDE4;
  --color-border: #E0D5CA;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Nunito', -apple-system, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(45,27,14,0.06);
  --shadow-md: 0 8px 24px rgba(45,27,14,0.08);
  --shadow-lg: 0 16px 48px rgba(45,27,14,0.12);
  --max-width: 1200px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-base);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  font-weight: 400;
}

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

img { max-width: 100%; height: auto; display: block; }

/* ── Navigation ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,248,240,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--color-text);
}

.nav-logo .paw-icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
}

.nav-links { display: flex; align-items: center; gap: 0.25rem; list-style: none; }

.nav-links a {
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-light);
  transition: all var(--transition);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--color-primary);
  background: rgba(196,93,62,0.08);
}

.nav-links .btn-nav {
  background: var(--color-primary);
  color: white;
  padding: 0.55rem 1.25rem;
  border-radius: 100px;
  margin-left: 0.5rem;
}
.nav-links .btn-nav:hover { background: #A94E33; color: white; }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 4px 16px rgba(196,93,62,0.25);
}
.btn-primary:hover { background: #A94E33; color: white; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(196,93,62,0.35); }

.btn-secondary {
  background: var(--color-secondary);
  color: white;
}
.btn-secondary:hover { background: #678E6B; color: white; transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: white; }

/* ── Sections ── */
.section {
  padding: 5rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 560px;
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-surface-warm) 0%, var(--color-base) 60%, rgba(122,158,126,0.15) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 140%;
  background: radial-gradient(ellipse, rgba(196,93,62,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-content { position: relative; z-index: 2; }

.hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.hero h1 em {
  color: var(--color-primary);
  font-style: italic;
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  max-width: 480px;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-visual {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.hero-img-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 3/4;
  background: var(--color-surface-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-img-card:nth-child(2) { transform: translateY(2rem); }

.hero-img-card svg { width: 60%; height: 60%; opacity: 0.35; }

.hero-stat {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
}

.hero-stat strong {
  display: block;
  font-size: 1.6rem;
  font-family: var(--font-display);
  color: var(--color-primary);
}

/* ── Stats Bar ── */
.stats-bar {
  background: var(--color-text);
  color: white;
  padding: 2.5rem 2rem;
}

.stats-bar-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item h3 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: var(--color-accent);
}

.stat-item p {
  font-size: 0.85rem;
  opacity: 0.7;
  margin-top: 0.25rem;
}

/* ── Cards ── */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

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

.card-img {
  aspect-ratio: 16/10;
  background: var(--color-surface-warm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.card-img svg { width: 40%; opacity: 0.3; }

.card-body { padding: 1.5rem; }

.card-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.tag-green { background: rgba(122,158,126,0.15); color: var(--color-secondary); }
.tag-amber { background: rgba(232,168,56,0.15); color: #B8841E; }
.tag-red { background: rgba(196,93,62,0.12); color: var(--color-primary); }

.card-body h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.card-body p {
  font-size: 0.92rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.card-meta {
  font-size: 0.8rem;
  color: var(--color-text-light);
  opacity: 0.7;
}

/* ── Grid layouts ── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

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

/* ── Fundraising ── */
.fundraise-hero {
  background: linear-gradient(135deg, var(--color-text) 0%, #3D2B1E 100%);
  color: white;
  padding: 6rem 2rem;
  text-align: center;
}

.fundraise-hero h1 { color: white; }
.fundraise-hero p { color: rgba(255,255,255,0.7); }

.progress-container {
  max-width: 600px;
  margin: 2.5rem auto 0;
}

.progress-bar {
  height: 16px;
  background: rgba(255,255,255,0.15);
  border-radius: 100px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary));
  border-radius: 100px;
  transition: width 1.5s ease;
}

.progress-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  opacity: 0.8;
}

.progress-labels strong {
  font-size: 1.6rem;
  font-family: var(--font-display);
  color: var(--color-accent);
}

.donate-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin: 3rem auto 0;
}

.tier-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
}

.tier-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.tier-card.featured {
  background: rgba(232,168,56,0.12);
  border-color: var(--color-accent);
  position: relative;
}

.tier-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-text);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.8rem;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tier-amount {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.tier-name {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.tier-desc {
  font-size: 0.85rem;
  opacity: 0.7;
  line-height: 1.6;
}

/* ── Contact Form ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  margin-top: 3rem;
}

.contact-info h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-detail .icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(196,93,62,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.contact-detail h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.15rem;
}

.contact-detail p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

.contact-form-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

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

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--color-base);
  color: var(--color-text);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(196,93,62,0.1);
}

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

/* ── Blog ── */
.blog-hero {
  background: var(--color-surface-warm);
  padding: 5rem 2rem 4rem;
  text-align: center;
}

.blog-featured {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.blog-featured .card-img { aspect-ratio: 16/9; }

.blog-sidebar-card .card-img { aspect-ratio: 16/8; }

.blog-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.blog-author-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.8rem;
}

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, #A94E33 100%);
  color: white;
  padding: 4rem 2rem;
  border-radius: var(--radius-lg);
  text-align: center;
  margin: 0 2rem;
  max-width: calc(var(--max-width) - 4rem);
  margin-left: auto;
  margin-right: auto;
}

.cta-banner h2 { color: white; font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: 1rem; }
.cta-banner p { opacity: 0.85; margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }

.btn-white { background: white; color: var(--color-primary); }
.btn-white:hover { background: var(--color-base); color: var(--color-primary); transform: translateY(-2px); }

/* ── Footer ── */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.7);
  padding: 4rem 2rem 2rem;
  margin-top: 5rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand h3 {
  color: white;
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.footer-brand p { font-size: 0.9rem; line-height: 1.6; }

.footer-col h4 {
  color: white;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a { color: rgba(255,255,255,0.6); font-size: 0.9rem; }
.footer-col a:hover { color: var(--color-accent); }

.footer-bottom {
  max-width: var(--max-width);
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.5;
}

/* ── Impact Section ── */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.impact-card {
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.impact-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.4rem;
}

.impact-card h3 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.impact-card p { font-size: 0.88rem; color: var(--color-text-light); }

/* ── Page Hero ── */
.page-hero {
  background: var(--color-surface-warm);
  padding: 5rem 2rem 4rem;
  text-align: center;
}

.page-hero .section-title { margin-bottom: 0.75rem; }
.page-hero .section-subtitle { margin: 0 auto; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { display: none; }
  .stats-bar-inner { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .blog-featured { grid-template-columns: 1fr; }
  .donate-tiers { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-base);
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }
  .nav-links.open .btn-nav { margin-left: 0; margin-top: 0.5rem; text-align: center; }
}