/* ===========================================
   INSTAPANEL — Components
   Reusable UI component styles
   =========================================== */

/* ===========================================
   BUTTONS
   =========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.6rem 1.5rem;
  font-family: var(--font-family);
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.4;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background: var(--accent);
  color: var(--primary);
}

.btn-accent:hover:not(:disabled) {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-accent);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

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

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

.btn-danger:hover:not(:disabled) {
  background: #c0392b;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

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

.btn-success:hover:not(:disabled) {
  background: #219a52;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-light);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--bg);
  color: var(--text);
}

.btn-sm {
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
}

.btn-sm svg {
  width: 16px;
  height: 16px;
}

.btn-lg {
  padding: 0.8rem 2rem;
  font-size: 1rem;
}

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-sm);
}

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

/* ===========================================
   FORMS
   =========================================== */
.form-group {
  margin-bottom: 1rem;
}

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

.form-label .required {
  color: var(--danger);
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg-white);
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(245, 176, 204, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.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='%23999899' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 2.5rem;
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

.form-error {
  font-size: 0.78rem;
  color: var(--danger);
  margin-top: 0.3rem;
}

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

.form-row {
  display: flex;
  gap: 1rem;
}

.form-row .form-group {
  flex: 1;
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.9rem;
}

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

/* ===========================================
   CARDS
   =========================================== */
.card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.card-hover:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.card-body {
  /* Content area */
}

.card-footer {
  padding-top: 1rem;
  margin-top: 1rem;
  border-top: 1px solid var(--border-light);
}

/* ===========================================
   TABLES
   =========================================== */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.table thead th {
  background: var(--primary);
  color: var(--white);
  padding: 0.7rem 1rem;
  font-weight: 600;
  font-size: 0.85rem;
  text-align: left;
  white-space: nowrap;
}

.table thead th:first-child {
  border-top-left-radius: var(--radius-md);
}

.table thead th:last-child {
  border-top-right-radius: var(--radius-md);
}

.table tbody td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border-light);
  color: var(--text);
  vertical-align: middle;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr:hover {
  background: var(--accent-light);
}

.table tbody tr {
  transition: background var(--transition-fast);
}

/* Sortable header */
.table thead th.sortable {
  cursor: pointer;
  user-select: none;
}

.table thead th.sortable:hover {
  background: var(--primary-light);
}

/* ===========================================
   BADGES
   =========================================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
}

.badge-primary {
  background: var(--primary);
  color: var(--white);
}

.badge-accent {
  background: var(--accent-light);
  color: var(--primary);
}

.badge-success {
  background: var(--success);
  color: var(--white);
}

.badge-warning {
  background: var(--warning);
  color: var(--white);
}

.badge-danger {
  background: var(--danger);
  color: var(--white);
}

.badge-info {
  background: var(--info);
  color: var(--white);
}

.badge-light {
  background: var(--bg);
  color: var(--text-light);
  border: 1px solid var(--border);
}

/* Status-specific badges */
.badge-nouveau {
  background: #EBF5FB;
  color: #3498DB;
}

.badge-contacte {
  background: #FEF9E7;
  color: #F39C12;
}

.badge-en_discussion {
  background: #F4ECF7;
  color: #9B59B6;
}

.badge-converti {
  background: #EAFAF1;
  color: #27AE60;
}

.badge-perdu {
  background: #FDEDEC;
  color: #E74C3C;
}

/* ===========================================
   MODALS
   =========================================== */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal-backdrop.show {
  display: flex;
}

.modal {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow: auto;
  box-shadow: var(--shadow-lg);
  animation: modalFadeIn 0.25s ease;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg);
  color: var(--text);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-light);
}

.modal-lg {
  max-width: 800px;
}

.modal-sm {
  max-width: 420px;
}

/* ===========================================
   TOASTS
   =========================================== */
.toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 380px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--bg-white);
  box-shadow: var(--shadow-md);
  font-size: 0.88rem;
  color: var(--text);
  animation: toastSlideIn 0.3s ease;
  border-left: 4px solid var(--info);
}

.toast-success {
  border-left-color: var(--success);
}

.toast-error {
  border-left-color: var(--danger);
}

.toast-warning {
  border-left-color: var(--warning);
}

.toast-info {
  border-left-color: var(--info);
}

.toast-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.toast-success .toast-dot {
  background: var(--success);
}

.toast-error .toast-dot {
  background: var(--danger);
}

.toast-warning .toast-dot {
  background: var(--warning);
}

.toast-info .toast-dot {
  background: var(--info);
}

.toast-message {
  flex: 1;
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
  padding: 2px;
  line-height: 1;
  transition: color var(--transition-fast);
}

.toast-close:hover {
  color: var(--text);
}

@keyframes toastSlideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes toastSlideOut {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* ===========================================
   PAGINATION
   =========================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1.5rem;
}

.pagination-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0.4rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--bg-white);
  color: var(--text);
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

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

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination-btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.pagination-info {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-left: 1rem;
}

/* ===========================================
   EMPTY STATE
   =========================================== */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-muted);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  opacity: 0.3;
}

.empty-state-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.empty-state-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.empty-state-text {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
}

/* ===========================================
   STAT / KPI CARDS
   =========================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-light);
}

.stat-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent-dark);
  fill: none;
  stroke-width: 2;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.stat-trend {
  font-size: 0.78rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 0.5rem;
}

.stat-trend.up {
  color: var(--success);
}

.stat-trend.down {
  color: var(--danger);
}

.stat-trend svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.5;
}

/* ===========================================
   FILTERS BAR
   =========================================== */
.filters-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-light);
  white-space: nowrap;
}

.filter-select {
  padding: 0.4rem 2rem 0.4rem 0.8rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  font-family: var(--font-family);
  font-size: 0.82rem;
  color: var(--text);
  background: var(--bg-white);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23999899' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  outline: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-select:focus {
  border-color: var(--accent);
}

.filter-search {
  padding: 0.4rem 0.8rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  font-family: var(--font-family);
  font-size: 0.82rem;
  color: var(--text);
  background: var(--bg-white);
  outline: none;
  transition: all var(--transition-fast);
  min-width: 180px;
}

.filter-search:focus {
  border-color: var(--accent);
}

.filters-bar .btn {
  font-size: 0.82rem;
}

/* ===========================================
   TABS
   =========================================== */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--border-light);
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.tab {
  padding: 0.75rem 1.25rem;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tab:hover {
  color: var(--text);
}

.tab.active {
  color: var(--text);
  font-weight: 600;
  border-bottom-color: var(--accent);
}

/* ===========================================
   LOADING / SPINNER
   =========================================== */
.spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.spinner-sm {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

.spinner-lg {
  width: 40px;
  height: 40px;
  border-width: 4px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
  gap: 0.75rem;
  font-size: 0.9rem;
}

/* ===========================================
   AVATAR
   =========================================== */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: 600;
  background: var(--accent-light);
  color: var(--primary);
}

.avatar-sm {
  width: 28px;
  height: 28px;
  font-size: 0.7rem;
}

.avatar-md {
  width: 36px;
  height: 36px;
  font-size: 0.85rem;
}

.avatar-lg {
  width: 48px;
  height: 48px;
  font-size: 1.1rem;
}

/* ===========================================
   DROPDOWN
   =========================================== */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 180px;
  padding: 0.4rem 0;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 500;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  color: var(--text);
  cursor: pointer;
  transition: background var(--transition-fast);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-family);
}

.dropdown-item:hover {
  background: var(--bg);
}

.dropdown-item svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.dropdown-divider {
  height: 1px;
  background: var(--border-light);
  margin: 0.3rem 0;
}

/* ===========================================
   TOOLTIP
   =========================================== */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 10px;
  background: var(--primary);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-xs);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: 600;
}

[data-tooltip]:hover::after {
  opacity: 1;
}

/* ===========================================
   UTILITY CLASSES
   =========================================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.78rem; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}