/* ============================================
   COMPOSANTS UI
   ============================================ */

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: var(--bg-header);
  border-bottom: 1px solid var(--neutral-200);
  z-index: var(--z-navbar);
  transition: box-shadow var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.navbar-logo {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--neutral-800);
  text-decoration: none;
}

.navbar-logo:hover {
  color: var(--primary-400);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.navbar-link {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--neutral-600);
  text-decoration: none;
  padding: var(--space-2) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar-link:hover,
.navbar-link.active {
  color: var(--primary-400);
}

.navbar-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-400);
  border-radius: 1px;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hamburger mobile */
.navbar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--neutral-600);
}

@media (min-width: 1024px) {
  .navbar-toggle { display: none; }
}

@media (max-width: 1023px) {
  .navbar-nav {
    display: none;
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-header);
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
    border-top: 1px solid var(--neutral-200);
  }

  .navbar-nav.open {
    display: flex;
  }

  .navbar-link {
    font-size: var(--text-base);
    padding: var(--space-3) 0;
  }
}

/* ── Boutons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.25rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  line-height: 1;
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary-400);
  color: white;
  border-color: var(--primary-400);
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-500);
  border-color: var(--primary-500);
}

.btn-primary:active:not(:disabled) {
  background: var(--primary-600);
  border-color: var(--primary-600);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-400);
  border-color: var(--primary-400);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--primary-50);
}

.btn-ghost {
  background: transparent;
  color: var(--neutral-600);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background: var(--neutral-100);
}

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

.btn-danger:hover:not(:disabled) {
  opacity: 0.9;
}

.btn-success {
  background: var(--secondary-400);
  color: white;
  border-color: var(--secondary-400);
}

.btn-sm {
  padding: 0.375rem 0.875rem;
  font-size: var(--text-xs);
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: var(--text-base);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn-icon.btn-sm {
  width: 32px;
  height: 32px;
}

/* ── Carte recette ── */
.recipe-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

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

.recipe-card-img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--neutral-100);
}

.recipe-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.recipe-card:hover .recipe-card-img img {
  transform: scale(1.03);
}

.recipe-card-badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
}

.recipe-card-fav {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neutral-400);
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
}

.recipe-card-fav:hover,
.recipe-card-fav.active {
  color: var(--error);
}

.recipe-card-body {
  padding: var(--space-4);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.recipe-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--neutral-800);
  margin-bottom: var(--space-2);
}

.recipe-card-meta {
  display: flex;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--neutral-500);
  margin-top: auto;
}

.recipe-card-meta span {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* ── Tags / Badges ── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.tag-green {
  background: var(--secondary-50);
  color: var(--secondary-500);
}

.tag-orange {
  background: var(--primary-50);
  color: var(--primary-500);
}

.tag-yellow {
  background: var(--accent-100);
  color: var(--accent-500);
}

.tag-neutral {
  background: var(--neutral-100);
  color: var(--neutral-600);
}

.tag-red {
  background: #FDE8E8;
  color: var(--error);
}

/* Diet / regime tags */
.tag-gaps {
  background: #EDE9FE;
  color: #6D28D9;
  font-weight: var(--fw-bold);
  letter-spacing: 0.3px;
}

.tag-vegan {
  background: #ECFDF5;
  color: #047857;
}

.tag-vegetarien {
  background: #F0FDF4;
  color: #15803D;
}

.tag-sans-gluten {
  background: #FEF3C7;
  color: #92400E;
}

.tag-sans-lactose {
  background: #E0F2FE;
  color: #0369A1;
}

/* Diet tags row on cards */
.recipe-card-diets {
  display: flex;
  gap: var(--space-1);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}

.recipe-card-diets .tag {
  font-size: 0.6rem;
  padding: 1px 6px;
}

/* ── Formulaires ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-label {
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--neutral-500);
}

.form-input,
.form-select,
.form-textarea {
  padding: 0.625rem 0.875rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-md);
  background: var(--bg-input);
  color: var(--neutral-700);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary-400);
  box-shadow: var(--shadow-focus);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--neutral-400);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238A7D70' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--neutral-400);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--error);
  margin-top: var(--space-1);
}

.form-input.error,
.form-select.error {
  border-color: var(--error);
}

/* Checkbox / Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-400);
  cursor: pointer;
}

.form-check-label {
  font-size: var(--text-base);
  color: var(--neutral-600);
  user-select: none;
}

/* ── Barre de recherche ── */
.search-bar {
  position: relative;
  width: 100%;
  max-width: 600px;
}

.search-bar .form-input {
  padding-left: 2.75rem;
  padding-right: var(--space-4);
}

.search-bar-icon {
  position: absolute;
  left: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--neutral-400);
  pointer-events: none;
}

/* ── Hero section ── */
.hero {
  text-align: center;
  padding: var(--space-12) 0;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  color: var(--neutral-800);
  margin-bottom: var(--space-4);
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--neutral-500);
  margin-bottom: var(--space-8);
}

.hero .search-bar {
  margin: 0 auto;
}

/* ── Filtres (pills horizontales) ── */
.filter-bar {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.filter-bar::-webkit-scrollbar {
  display: none;
}

.filter-pill {
  padding: 0.375rem 1rem;
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--neutral-600);
  background: var(--neutral-0);
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.filter-pill:hover {
  border-color: var(--primary-300);
  color: var(--primary-400);
}

.filter-pill.active {
  background: var(--primary-400);
  color: white;
  border-color: var(--primary-400);
}

/* ── Modal / Overlay ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 20, 16, 0.5);
  backdrop-filter: blur(4px);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 48px rgba(0,0,0,0.12);
  max-width: 480px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  transform: translateY(8px);
  transition: transform var(--transition-base);
}

.modal-overlay.open .modal {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  color: var(--neutral-800);
}

.modal-body {
  padding: 0 var(--space-5) var(--space-4);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--neutral-100);
}

/* ── Toast / Notification ── */
.toast {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  background: var(--neutral-800);
  color: white;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  font-size: var(--text-sm);
  z-index: var(--z-toast);
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-base);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ── Divider ── */
.divider {
  border: none;
  border-top: 1px solid var(--neutral-200);
  margin: var(--space-6) 0;
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-4);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-4);
  opacity: 0.3;
}

.empty-state-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--neutral-700);
  margin-bottom: var(--space-2);
}

.empty-state-text {
  font-size: var(--text-sm);
  color: var(--neutral-500);
  margin-bottom: var(--space-6);
}

/* ── Avatar ── */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--primary-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-semibold);
  color: var(--primary-500);
  font-size: var(--text-sm);
}

.avatar-sm { width: 32px; height: 32px; font-size: var(--text-xs); }
.avatar-lg { width: 64px; height: 64px; font-size: var(--text-lg); }
.avatar-xl { width: 96px; height: 96px; font-size: var(--text-2xl); }

/* ── Dropdown ── */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 180px;
  background: var(--bg-card);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  z-index: var(--z-dropdown);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
}

.dropdown-menu.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(4px);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--neutral-600);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
  width: 100%;
  text-align: left;
}

.dropdown-item:hover {
  background: var(--neutral-100);
  color: var(--neutral-800);
}

/* ── Pagination ── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  margin-top: var(--space-8);
}

.pagination-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--neutral-600);
  transition: all var(--transition-fast);
}

.pagination-btn:hover {
  background: var(--neutral-100);
}

.pagination-btn.active {
  background: var(--primary-400);
  color: white;
}

/* ── Favori button ── */
.fav-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neutral-400);
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
  z-index: 2;
}

.fav-btn:hover {
  color: var(--error);
  transform: scale(1.1);
}

.fav-btn.active {
  color: var(--error);
  background: rgba(255, 255, 255, 0.95);
}

.fav-btn.active svg {
  fill: var(--error);
}

.fav-btn.fav-animate {
  animation: fav-pop 0.3s ease;
}

@keyframes fav-pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

.fav-count {
  font-size: var(--text-xs);
  margin-left: var(--space-1);
}

/* ── Skeleton loader ── */
.skeleton {
  background: linear-gradient(90deg, var(--neutral-100) 25%, var(--neutral-200) 50%, var(--neutral-100) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}