/* ====================================
   📊 DEAL FLOW - ESTILOS PRINCIPALES
   ==================================== */

:root {
  --df-bg: #0a0e1a;
  --df-card-bg: #131720;
  --df-card-hover: #1a1f2e;
  --df-border: #232937;
  --df-primary: #3b82f6;
  --df-success: #10b981;
  --df-warning: #f59e0b;
  --df-danger: #ef4444;
  --df-text: #e5e7eb;
  --df-text-muted: #9ca3af;
  --df-shadow: rgba(0, 0, 0, 0.3);
}

/* Container principal */
#dealFlowSection {
  min-height: 100vh;
  background: var(--df-bg);
  padding: 80px 0 40px;
}

.dealflow {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.dealflow__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 20px;
}

.dealflow__title-section {
  flex: 1;
}

.dealflow__title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--df-text);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.dealflow__subtitle {
  font-size: 1.1rem;
  color: var(--df-text-muted);
  font-weight: 300;
}

.dealflow__actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.dealflow__btn {
  padding: 12px 24px;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.dealflow__btn--primary:hover {
  background: #2563eb;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.dealflow__btn--secondary {
  background: transparent;
  border: 1px solid var(--df-border);
  color: var(--df-text);
}

.dealflow__btn--secondary:hover {
  background: var(--df-card-hover);
  border-color: var(--df-primary);
}

/* Dashboard de estadísticas */
.dealflow__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.dealflow__stat-card {
  background: var(--df-card-bg);
  border: 1px solid var(--df-border);
  border-radius: 12px;
  padding: 24px;
  transition: all 0.3s ease;
}

.dealflow__stat-card:hover {
  border-color: var(--df-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--df-shadow);
}

.dealflow__stat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.dealflow__stat-label {
  font-size: 0.9rem;
  color: var(--df-text-muted);
  font-weight: 500;
}

.dealflow__stat-icon {
  font-size: 1.5rem;
}

.dealflow__stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--df-text);
  margin-bottom: 8px;
}

.dealflow__stat-change {
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 4px;
}

.dealflow__stat-change--positive {
  color: var(--df-success);
}

.dealflow__stat-change--negative {
  color: var(--df-danger);
}

/* Pipeline Kanban */
.dealflow__pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.dealflow__column {
  background: var(--df-card-bg);
  border: 2px solid var(--df-border);
  border-radius: 12px;
  padding: 20px;
  min-height: 500px;
  display: flex;
  flex-direction: column;
}

.dealflow__column--dragover {
  border-color: var(--df-primary);
  background: rgba(59, 130, 246, 0.05);
}

.dealflow__column-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--df-border);
}

.dealflow__column-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--df-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.dealflow__column-count {
  padding: 4px 12px;
  background: var(--df-bg);
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--df-text-muted);
}

.dealflow__column-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  max-height: 600px;
}

/* Deal Card */
.deal-card {
  background: var(--df-bg);
  border: 1px solid var(--df-border);
  border-radius: 10px;
  padding: 16px;
  cursor: grab;
  transition: all 0.3s ease;
  position: relative;
}

.deal-card:hover {
  border-color: var(--df-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--df-shadow);
}

.deal-card.dragging {
  opacity: 0.5;
  cursor: grabbing;
}

.deal-card__image {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 12px;
}

.deal-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--df-text);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.deal-card__location {
  font-size: 0.85rem;
  color: var(--df-text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.deal-card__price {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--df-success);
  margin-bottom: 12px;
}

.deal-card__meta {
  display: flex;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--df-text-muted);
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--df-border);
}

.deal-card__meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.deal-card__notes {
  font-size: 0.85rem;
  color: var(--df-text-muted);
  margin-bottom: 12px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.deal-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.deal-card__date {
  font-size: 0.75rem;
  color: var(--df-text-muted);
}

.deal-card__actions {
  display: flex;
  gap: 4px;
}

.deal-card__action-btn {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  color: var(--df-text-muted);
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  font-size: 0.9rem;
}

.deal-card__action-btn:hover {
  background: var(--df-card-hover);
  color: var(--df-text);
}

/* Modal de detalles del deal */
.deal-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.deal-modal.active {
  opacity: 1;
  pointer-events: all;
}

.deal-modal__content {
  background: var(--df-card-bg);
  border: 1px solid var(--df-border);
  border-radius: 16px;
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.deal-modal.active .deal-modal__content {
  transform: scale(1);
}

.deal-modal__header {
  padding: 24px;
  border-bottom: 1px solid var(--df-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.deal-modal__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--df-text);
}

.deal-modal__close {
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--df-border);
  border-radius: 50%;
  color: var(--df-text);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.deal-modal__close:hover {
  background: var(--df-card-hover);
  transform: rotate(90deg);
}

.deal-modal__body {
  padding: 24px;
}

.deal-modal__section {
  margin-bottom: 24px;
}

.deal-modal__section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--df-text);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.deal-modal__form-group {
  margin-bottom: 16px;
}

.deal-modal__label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--df-text);
  margin-bottom: 8px;
}

.deal-modal__input,
.deal-modal__textarea,
.deal-modal__select {
  width: 100%;
  padding: 12px;
  background: var(--df-bg);
  border: 1px solid var(--df-border);
  border-radius: 8px;
  color: var(--df-text);
  font-size: 0.95rem;
  transition: border-color 0.3s ease;
}

.deal-modal__input:focus,
.deal-modal__textarea:focus,
.deal-modal__select:focus {
  outline: none;
  border-color: var(--df-primary);
}

.deal-modal__textarea {
  min-height: 120px;
  resize: vertical;
  font-family: inherit;
}

.deal-modal__footer {
  padding: 20px 24px;
  border-top: 1px solid var(--df-border);
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* Empty state */
.dealflow__empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--df-text-muted);
}

.dealflow__empty-icon {
  font-size: 4rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.dealflow__empty-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--df-text);
  margin-bottom: 8px;
}

.dealflow__empty-text {
  font-size: 1rem;
  color: var(--df-text-muted);
  margin-bottom: 20px;
}

/* Responsive */
@media (max-width: 1200px) {
  .dealflow__pipeline {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .dealflow__title {
    font-size: 2rem;
  }
  
  .dealflow__pipeline {
    grid-template-columns: 1fr;
  }
  
  .dealflow__stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .dealflow__header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .dealflow__stats {
    grid-template-columns: 1fr;
  }
}