/* ========================================
   PAW CONNECT - MAIN STYLESHEET
   ======================================== */

/* === VARIABLES CSS === */
:root {
  /* Couleurs principales */
  --primary: #1E3A8A;
  --primary-light: #60A5FA;
  --secondary: #10B981;
  --dark: #374151;
  --gray: #9CA3AF;
  --light-gray: #F3F4F6;
  --white: #FFFFFF;
  
  /* Typographie */
  --font-main: 'Poppins', sans-serif;
  
  /* Espacements */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Transitions */
  --transition: all 0.3s ease;
}

/* Mode Dark */
[data-theme="dark"] {
  --primary: #60A5FA;
  --dark: #F3F4F6;
  --gray: #D1D5DB;
  --light-gray: #1F2937;
  --white: #111827;
  --bg-main: #111827;
  --text-main: #F9FAFB;
}

/* === RESET & BASE === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background-color: var(--white);
  color: var(--dark);
  line-height: 1.6;
  transition: var(--transition);
}

[data-theme="dark"] body {
  background-color: var(--bg-main);
  color: var(--text-main);
}

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

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

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

/* === TYPOGRAPHIE === */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

/* === NAVIGATION === */
.navbar {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

[data-theme="dark"] .navbar {
  background-color: #1F2937;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-brand:hover {
  color: var(--primary-light);
}

.nav-link {
  color: var(--dark);
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  transition: var(--transition);
}

[data-theme="dark"] .nav-link {
  color: var(--text-main);
}

.nav-link:hover {
  background-color: var(--light-gray);
  color: var(--primary);
}

/* === BOUTONS === */
.btn-primary {
  background-color: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-primary:hover {
  background-color: var(--primary-light);
  border-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3);
}

.btn-secondary {
  background-color: var(--secondary);
  border-color: var(--secondary);
  color: var(--white);
}

.btn-secondary:hover {
  background-color: #059669;
  border-color: #059669;
}

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

.btn-outline-primary:hover {
  background-color: var(--primary);
  color: var(--white);
}

/* === CARTES === */
.card {
  border: none;
  border-radius: 1rem;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  transition: var(--transition);
  background-color: var(--white);
}

[data-theme="dark"] .card {
  background-color: #1F2937;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

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

.card-animal img {
  height: 250px;
  object-fit: cover;
  width: 100%;
}

.badge-available {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: var(--secondary);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-weight: 600;
}

/* === FORMULAIRES === */
.form-control {
  border: 2px solid var(--light-gray);
  border-radius: 0.5rem;
  padding: 0.75rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

[data-theme="dark"] .form-control {
  background-color: #374151;
  border-color: #4B5563;
  color: var(--text-main);
}

.form-label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

[data-theme="dark"] .form-label {
  color: var(--text-main);
}

/* === TOGGLE DARK MODE === */
.dark-mode-toggle {
  background: none;
  border: 2px solid var(--primary);
  border-radius: 2rem;
  padding: 0.5rem 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
  color: var(--primary);
  font-weight: 600;
}

.dark-mode-toggle:hover {
  background-color: var(--primary);
  color: var(--white);
}

/* === HERO SECTION === */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 5rem 0;
  text-align: center;
  border-radius: 0 0 3rem 3rem;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

/* === FILTRES DE RECHERCHE === */
.search-filters {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  margin-bottom: 2rem;
}

[data-theme="dark"] .search-filters {
  background-color: #1F2937;
}

.filter-group {
  margin-bottom: 1rem;
}

/* === PALETTE AVATAR === */
.avatar-palette {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(60px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.avatar-color {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 3px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.avatar-color:hover {
  transform: scale(1.1);
  border-color: var(--primary);
}

.avatar-color.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(30, 58, 138, 0.2);
}

/* === FOOTER === */
.footer {
  background-color: var(--dark);
  color: var(--white);
  padding: 3rem 0 1rem;
  margin-top: 5rem;
}

[data-theme="dark"] .footer {
  background-color: #0F172A;
}

.footer h5 {
  color: var(--primary-light);
  margin-bottom: 1rem;
}

.footer a {
  color: var(--gray);
  display: block;
  margin-bottom: 0.5rem;
}

.footer a:hover {
  color: var(--white);
}

/* === UTILITAIRES === */
.text-primary {
  color: var(--primary) !important;
}

.bg-light {
  background-color: var(--light-gray) !important;
}

[data-theme="dark"] .bg-light {
  background-color: #1F2937 !important;
}

.shadow {
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.rounded-xl {
  border-radius: 1rem;
}

/* === ANIMATIONS === */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .navbar-brand {
    font-size: 1.25rem;
  }
  
  .card-animal img {
    height: 200px;
  }
  
  .avatar-palette {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 1.75rem;
  }
  
  .btn {
    width: 100%;
    margin-bottom: 0.5rem;
  }
  
  .search-filters {
    padding: 1rem;
  }
}