/* ==========================================================================
   Domicílio Vet — Core CSS Architecture & Design System
   Brand Primary: #910f17 (Deep Burgundy / Wine Red extracted from official logo)
   ========================================================================== */

:root {
  /* Color Tokens */
  --color-primary: #910f17;
  --color-primary-hover: #720b11;
  --color-primary-light: #fdf5f5;
  --color-accent: #2d5a4c; /* Subtle muted botanical accent */
  
  --color-bg-main: #faf7f5;
  --color-bg-surface: #ffffff;
  --color-bg-alt: #f4efea;
  
  --color-text-main: #241e1f;
  --color-text-muted: #615657;
  --color-text-light: #877b7c;
  
  --color-border: #e8ded7;
  --color-border-light: #f0e6e0;
  
  /* Typography */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Layout & Spacing */
  --container-width: 1140px;
  --header-height: 84px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  
  /* Transitions */
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 4px 20px rgba(36, 30, 31, 0.04);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-main);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Buttons & Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.6rem;
  border-radius: 50px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(145, 15, 23, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(145, 15, 23, 0.3);
}

.btn-lg {
  padding: 1.1rem 2.2rem;
  font-size: 1.05rem;
}

.whatsapp-icon {
  width: 20px;
  height: 20px;
}

/* Badges & Tags */
.badge-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.badge {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.35rem 0.85rem;
  border-radius: 50px;
  letter-spacing: 0.03em;
  border: 1px solid rgba(145, 15, 23, 0.15);
}

.badge-subtle {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.25;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.text-center {
  text-align: center;
}

/* Sections Global */
.section {
  padding: 5rem 0;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border-light);
  z-index: 1000;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  height: 28px;
  max-width: 220px;
  width: auto;
  object-fit: contain;
  display: block;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-nav a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-main);
  transition: var(--transition);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 4rem 0 5rem;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg-main) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.18;
  color: var(--color-text-main);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
}

.cta-subtitle {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.hero-image-wrapper {
  position: relative;
}

.image-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(36, 30, 31, 0.08);
  border: 1px solid var(--color-border-light);
}

.hero-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

/* ==========================================================================
   About Section (Dra. Samantha)
   ========================================================================== */
.about-section {
  background-color: var(--color-bg-surface);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 4rem;
  align-items: center;
}

.portrait-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(36, 30, 31, 0.06);
  border: 1px solid var(--color-border);
}

.portrait-img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.section-lead {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-text-main);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.text-body {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.75rem;
  line-height: 1.7;
}

.academic-note {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1.25rem 1.5rem;
  background-color: var(--color-bg-alt);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.info-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}

/* ==========================================================================
   Benefits / How It Works
   ========================================================================== */
.benefits-section {
  background-color: var(--color-bg-main);
}

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

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.benefit-card {
  background-color: var(--color-bg-surface);
  padding: 2.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
}

.benefit-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border);
}

.card-num {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1rem;
  opacity: 0.85;
}

.benefit-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.benefit-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-section {
  background-color: var(--color-bg-surface);
  border-top: 1px solid var(--color-border-light);
}

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

.service-box {
  background-color: var(--color-bg-main);
  padding: 2.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  position: relative;
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 0.65rem;
}

.service-desc {
  color: var(--color-text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.service-placeholder {
  border-style: dashed;
  background-color: #faf7f5;
}

.placeholder-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-light);
  background-color: #eee4de;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

/* ==========================================================================
   Patient Gallery Section
   ========================================================================== */
.gallery-section {
  background-color: var(--color-bg-main);
}

.patient-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.patient-item {
  background-color: var(--color-bg-surface);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  text-align: center;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
}

.patient-item:hover {
  transform: translateY(-3px);
}

.patient-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 0.5rem;
}

.patient-item span {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-main);
}

/* ==========================================================================
   Regional SEO Section
   ========================================================================== */
.region-section {
  background-color: var(--color-bg-surface);
  border-top: 1px solid var(--color-border-light);
}

.region-box {
  background-color: var(--color-bg-alt);
  padding: 3.5rem 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.region-content {
  max-width: 780px;
  margin: 0 auto;
}

.region-text {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.region-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.pill {
  background-color: var(--color-bg-surface);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.4rem 1.1rem;
  border-radius: 50px;
  border: 1px solid var(--color-border);
}

/* ==========================================================================
   CTA Banner Final
   ========================================================================== */
.cta-banner {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 4.5rem 0;
}

.cta-heading {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-lead {
  font-size: 1.15rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 2.25rem;
}

.cta-banner .btn-primary {
  background-color: #ffffff;
  color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.cta-banner .btn-primary:hover {
  background-color: #fcf8f6;
  transform: translateY(-2px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: #1a1617;
  color: #c4b9ba;
  padding: 4rem 0 2rem;
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.8fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  height: 30px;
  max-width: 220px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1rem;
  display: block;
}

.footer-info h4, .footer-social h4 {
  font-family: var(--font-heading);
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.footer-contact {
  margin-top: 0.75rem;
}

.footer-contact a {
  color: #ffffff;
  font-weight: 600;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: #ffffff;
  font-weight: 500;
}

.social-link:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #2a2325;
  font-size: 0.85rem;
  color: #8c8082;
}

/* ==========================================================================
   Responsive Queries (Mobile First Tuning)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.3rem;
  }
  .hero-img {
    height: 400px;
  }
  .portrait-img {
    height: 440px;
  }
  .patient-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 72px;
  }
  .brand-logo {
    height: 24px;
    max-width: 170px;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: #ffffff;
    padding: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  }
  .main-nav.active {
    display: block;
  }
  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
  .mobile-toggle {
    display: flex;
  }
  
  .hero-grid, .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero-content {
    order: 1;
  }
  .hero-image-wrapper {
    order: 2;
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-img {
    height: 320px;
  }
  
  .benefits-grid, .services-grid {
    grid-template-columns: 1fr;
  }
  .patient-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .btn-lg {
    width: 100%;
  }
}