/* Proposals Page Styles */

.proposals-page {
  min-height: 100vh;
  padding-top: var(--navbar-height);
  background: var(--color-bg-primary);
}

/* Page Header */
.page-header {
  padding: var(--space-8) 0 var(--space-6);
  background: linear-gradient(135deg, var(--color-bg-primary), var(--color-bg-secondary));
  border-bottom: 1px solid var(--color-border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.header-text {
  flex: 1;
}

.page-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin: 0;
}

.header-actions {
  display: flex;
  gap: var(--space-3);
}

/* Filters Section */
.filters-section {
  padding: var(--space-6) 0;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
}

.filters-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.search-group {
  flex: 1;
  max-width: 400px;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  width: 20px;
  height: 20px;
  color: var(--color-text-tertiary);
  pointer-events: none;
  z-index: 1;
}

.search-input {
  width: 100%;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-10);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  transition: var(--transition-all);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.search-input::placeholder {
  color: var(--color-text-tertiary);
}

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

.filter-select {
  padding: var(--space-3) var(--space-8) var(--space-3) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: var(--transition-all);
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right var(--space-3) center;
  background-repeat: no-repeat;
  background-size: 16px;
}

.filter-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.results-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.results-info span {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.view-toggle {
  display: flex;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.view-btn {
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: var(--transition-all);
  display: flex;
  align-items: center;
  justify-content: center;
}

.view-btn:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}

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

.view-btn .icon {
  width: 16px;
  height: 16px;
}

/* Proposals Content */
.proposals-content {
  padding: var(--space-8) 0 var(--space-12);
}

.proposals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-6);
  min-height: 400px;
}

.proposals-grid.list-view {
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

/* Proposal Cards */
.proposal-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  cursor: pointer;
  transition: var(--transition-all);
  position: relative;
  overflow: hidden;
}

.proposal-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transition: var(--transition-transform);
}

.proposal-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-dark-lg);
  border-color: var(--color-primary);
}

.proposal-card:hover::before {
  transform: scaleX(1);
}

.proposal-card.list-view {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-4) var(--space-6);
}

.proposal-card.list-view:hover {
  transform: none;
}

.proposal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.proposal-status-badge {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.proposal-status-badge.draft {
  background: var(--color-text-tertiary);
  color: white;
}

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

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

.proposal-status-badge.rejected {
  background: var(--color-error);
  color: white;
}

.proposal-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  line-height: var(--line-height-tight);
}

.proposal-card.list-view .proposal-title {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-1);
}

.proposal-client {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-3);
}

.proposal-description {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.proposal-card.list-view .proposal-description {
  -webkit-line-clamp: 2;
  line-clamp: 2;
  margin-bottom: var(--space-2);
}

.proposal-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.proposal-card.list-view .proposal-meta {
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-2);
}

.proposal-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.proposal-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.proposal-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  opacity: 0;
  transition: var(--transition-all);
}

.proposal-card:hover .proposal-actions {
  opacity: 1;
}

.action-btn {
  padding: var(--space-1) var(--space-2);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  cursor: pointer;
  transition: var(--transition-all);
}

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

/* List View Specific Styles */
.proposals-grid.list-view .proposal-card {
  grid-template-columns: 1fr auto auto;
  align-items: center;
}

.proposal-info {
  flex: 1;
  min-width: 0;
}

.proposal-card.list-view .proposal-info {
  display: flex;
  flex-direction: column;
}

/* Loading and Empty States */
.loading-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  text-align: center;
  color: var(--color-text-secondary);
}

.loading-spinner {
  margin-bottom: var(--space-4);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.empty-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  text-align: center;
  color: var(--color-text-secondary);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state-description {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-6);
  max-width: 400px;
}

/* Pagination */
.pagination-wrapper {
  margin-top: var(--space-8);
  display: flex;
  justify-content: center;
}

.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.pagination-btn {
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: var(--transition-all);
  min-width: 40px;
  text-align: center;
}

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

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

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

.pagination-info {
  padding: var(--space-2) var(--space-4);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .proposals-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-4);
  }
  
  .header-content {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }
  
  .header-actions {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .page-header {
    padding: var(--space-6) 0 var(--space-4);
  }
  
  .page-title {
    font-size: var(--font-size-2xl);
  }
  
  .page-subtitle {
    font-size: var(--font-size-base);
  }
  
  .filters-bar {
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .search-group {
    max-width: none;
    width: 100%;
  }
  
  .filter-group {
    width: 100%;
    justify-content: space-between;
  }
  
  .results-info {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
  
  .proposals-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .proposal-card {
    padding: var(--space-4);
  }
  
  .proposal-card.list-view {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
  
  .proposal-card.list-view .proposal-meta {
    flex-direction: row;
    align-items: center;
    width: 100%;
    justify-content: space-between;
  }
  
  .pagination {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .page-header {
    padding: var(--space-4) 0;
  }
  
  .page-title {
    font-size: var(--font-size-xl);
  }
  
  .header-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .header-actions .btn {
    width: 100%;
  }
  
  .filters-section {
    padding: var(--space-4) 0;
  }
  
  .filter-group {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .filter-select {
    width: 100%;
  }
  
  .proposals-content {
    padding: var(--space-6) 0 var(--space-8);
  }
  
  .proposal-card {
    padding: var(--space-3);
  }
  
  .proposal-title {
    font-size: var(--font-size-base);
  }
  
  .proposal-description {
    -webkit-line-clamp: 2;
    line-clamp: 2;
  }
  
  .proposal-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}

/* Animation for proposal cards */
.proposal-card {
  animation: proposal-fade-in 0.6s ease-out both;
}

.proposal-card:nth-child(1) { animation-delay: 0.1s; }
.proposal-card:nth-child(2) { animation-delay: 0.2s; }
.proposal-card:nth-child(3) { animation-delay: 0.3s; }
.proposal-card:nth-child(4) { animation-delay: 0.4s; }
.proposal-card:nth-child(5) { animation-delay: 0.5s; }
.proposal-card:nth-child(6) { animation-delay: 0.6s; }

@keyframes proposal-fade-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Disable animations for reduced motion */
@media (prefers-reduced-motion: reduce) {
  .proposal-card {
    animation: none;
  }
  
  .proposal-card:hover {
    transform: none;
  }
  
  .spinner {
    animation: none;
  }
}

/* Status action buttons */
.status-actions {
    display: flex !important;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
    margin: 0 var(--space-2);
}

.status-actions .btn {
    padding: var(--space-2) var(--space-4);
    font-size: 0.875rem;
    white-space: nowrap;
    min-width: 120px;
}

/* Enhanced Proposal Details Modal */
.modal-card.extra-large {
    max-width: 1200px;
    width: 95vw;
    margin: 0 auto;
}

.proposal-details-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-height: 80vh;
  overflow-y: auto;
}

.proposal-header-info {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-4);
}

.proposal-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-5);
  max-width: 800px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.meta-item label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.meta-item span {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.status-badge {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-block;
  width: fit-content;
}

.status-badge.draft {
  background: var(--color-text-tertiary);
  color: white;
}

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

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

.status-badge.rejected {
  background: var(--color-error);
  color: white;
}

/* Content sections styling */
.content-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    overflow: hidden;
}

.content-section h4 {
    background: var(--color-bg-secondary);
    padding: var(--space-4) var(--space-6);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border);
}

.section-content {
    padding: var(--space-6);
    color: var(--color-text-primary);
    line-height: var(--line-height-relaxed);
}

.ai-proposal-full {
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    border-left: 4px solid var(--color-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Modal footer improvements */
.modal-card-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-6);
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
}

.status-actions {
    display: flex !important;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
    margin: 0 var(--space-2);
}

.status-actions .btn {
    padding: var(--space-2) var(--space-4);
    font-size: 0.875rem;
    white-space: nowrap;
    min-width: 120px;
}

/* Responsive Modal Design */
@media (min-width: 1400px) {
  .modal-card.extra-large {
    max-width: 1400px;
  }
}

@media (max-width: 1200px) {
  .modal-card.extra-large {
    width: 90vw;
  }
}

@media (max-width: 768px) {
  .modal-card.extra-large {
    width: 95vw;
    max-width: none;
  }
  
  .proposal-details-container {
    gap: var(--space-4);
    max-height: 75vh;
  }
  
  .proposal-header-info {
    padding: var(--space-4);
  }
  
  .proposal-meta-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
    max-width: none;
  }
  
  .modal-card-foot {
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .status-actions {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .proposal-meta-grid {
    grid-template-columns: 1fr;
  }
  
  .status-actions .btn {
    width: 100%;
    min-width: auto;
  }
}