/* ==========================================================================
   CRMEDU — Modern Dark Theme Design System & Component Styles
   ========================================================================== */

:root {
  --bg-dark: #090D16;
  --bg-card: #111827;
  --bg-card-hover: #1F2937;
  --bg-sidebar: #0F172A;
  --bg-input: #1E293B;
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(139, 92, 246, 0.3);

  --text-main: #F9FAFB;
  --text-muted: #9CA3AF;
  --text-dim: #6B7280;

  --accent-purple: #8B5CF6;
  --accent-purple-glow: rgba(139, 92, 246, 0.25);
  --accent-emerald: #10B981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.25);
  --accent-amber: #F59E0B;
  --accent-amber-glow: rgba(245, 158, 11, 0.25);
  --accent-rose: #EF4444;
  --accent-rose-glow: rgba(239, 68, 68, 0.25);
  --accent-cyan: #06B6D4;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-main: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Layout Grid */
.crm-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Styles */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1rem;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 15px var(--accent-purple-glow);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;

  .highlight {
    color: var(--accent-purple);
  }
}

.brand-tag {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.unit-selector-wrapper {
  margin: 1.25rem 0;
}

.unit-label {
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
  margin-bottom: 0.35rem;
}

.unit-select {
  width: 100%;
  padding: 0.55rem 0.75rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
  transition: border 0.2s;
}

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

/* Nav Menu */
.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.nav-group {
  font-size: 0.675rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin: 1.25rem 0 0.4rem 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  position: relative;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

.nav-item.active {
  background-color: rgba(139, 92, 246, 0.15);
  color: var(--text-main);
  font-weight: 600;
  border-left: 3px solid var(--accent-purple);
}

.nav-item svg {
  opacity: 0.75;
}

.nav-item.active svg {
  opacity: 1;
  color: var(--accent-purple);
}

.badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 20px;
  margin-left: auto;
}

.badge-accent { background: rgba(139, 92, 246, 0.2); color: var(--accent-purple); }
.badge-warning { background: rgba(245, 158, 11, 0.2); color: var(--accent-amber); }
.badge-info { background: rgba(6, 182, 212, 0.2); color: var(--accent-cyan); }
.badge-success { background: rgba(16, 185, 129, 0.2); color: var(--accent-emerald); }
.badge-purple { background: rgba(139, 92, 246, 0.2); color: var(--accent-purple); }

/* User Profile */
.user-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  margin-top: 1rem;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4F46E5, #7C3AED);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.user-info {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 0.85rem;
  font-weight: 600;
}

.user-role {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* Main Content Layout */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-dark);
  min-width: 0;
  overflow-y: auto;
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.page-title-group h1 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.page-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.topbar-actions {
  display: flex;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-purple), #7C3AED);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-purple-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px var(--accent-purple-glow);
}

.btn-secondary {
  background-color: var(--bg-input);
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* View Sections */
.view-panel {
  display: none;
  padding: 1.75rem 2rem;
  flex: 1;
}

.view-panel.active {
  display: block;
}

/* KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-main);
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.kpi-title {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.kpi-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-purple { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); }
.icon-emerald { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.icon-blue { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
.icon-amber { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

.kpi-value {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 0.25rem;
}

.kpi-footer {
  font-size: 0.75rem;
}

.text-success { color: var(--accent-emerald); }
.text-warning { color: var(--accent-amber); }
.text-danger { color: var(--accent-rose); }
.text-muted { color: var(--text-muted); }

/* Kanban Board Component */
.kanban-wrapper {
  overflow-x: auto;
  padding-bottom: 1rem;
}

.kanban-board {
  display: flex;
  gap: 1.25rem;
  min-width: 1200px;
}

.kanban-col {
  flex: 1;
  background-color: rgba(17, 24, 39, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 280px);
}

.kanban-col-header {
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;

  h4 {
    font-size: 0.875rem;
    font-weight: 700;
  }
}

.kanban-cards-list {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  overflow-y: auto;
  flex: 1;
}

.kanban-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.kanban-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-purple);
  box-shadow: 0 8px 15px rgba(0,0,0,0.4);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.candidate-name {
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--text-main);
}

.grade-tag {
  font-size: 0.7rem;
  padding: 0.15rem 0.4rem;
  background-color: var(--bg-input);
  border-radius: 4px;
  color: var(--accent-cyan);
  font-weight: 600;
}

.guardian-name {
  font-size: 0.775rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.725rem;
  color: var(--text-dim);
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border-color);
}

/* Rematrícula & Risk Banner */
.banner-info {
  display: flex;
  gap: 1rem;
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.banner-icon {
  color: var(--accent-rose);
  flex-shrink: 0;
}

.banner-info h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.25rem;
}

.banner-info p {
  font-size: 0.825rem;
  color: var(--text-muted);
}

.filter-toolbar {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.search-box {
  flex: 1;

  input {
    width: 100%;
    padding: 0.6rem 1rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-size: 0.875rem;
    outline: none;
  }

  input:focus {
    border-color: var(--accent-purple);
  }
}

.select-filter {
  padding: 0.6rem 1rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.85rem;
  outline: none;
}

/* Data Tables */
.table-container {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.data-table th {
  background-color: rgba(255, 255, 255, 0.02);
  padding: 0.85rem 1.15rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.725rem;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 0.95rem 1.15rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Risk Badges & Explainable Signals */
.risk-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.725rem;
}

.risk-alto { background: rgba(239, 68, 68, 0.2); color: var(--accent-rose); border: 1px solid rgba(239, 68, 68, 0.4); }
.risk-medio { background: rgba(245, 158, 11, 0.2); color: var(--accent-amber); border: 1px solid rgba(245, 158, 11, 0.4); }
.risk-baixo { background: rgba(16, 185, 129, 0.2); color: var(--accent-emerald); border: 1px solid rgba(16, 185, 129, 0.4); }

.signals-list {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.signal-item {
  font-size: 0.75rem;
  color: #E2E8F0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.signal-bullet {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-rose);
}

/* Proposal Grid */
.proposta-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 1.5rem;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-main);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;

  h3 {
    font-size: 1.05rem;
    font-weight: 700;
  }
}

.form-group {
  margin-bottom: 1.15rem;

  label {
    display: block;
    font-size: 0.775rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
  }
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.85rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.875rem;
  outline: none;
}

.form-range {
  width: 100%;
  accent-color: var(--accent-purple);
}

.calc-summary-box {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-bottom: 1.15rem;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.825rem;
  margin-bottom: 0.4rem;
}

.highlight-total {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--accent-purple);
  padding-top: 0.4rem;
  border-top: 1px dashed var(--border-color);
}

.alcada-alert {
  display: flex;
  gap: 0.75rem;
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.775rem;
  margin-bottom: 1.15rem;
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #FCD34D;
}

/* Analytics */
.analytics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.chart-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1rem;
}

.funnel-bar-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.funnel-bar-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 600;
}

.funnel-bar-bg {
  height: 24px;
  background-color: var(--bg-input);
  border-radius: 4px;
  overflow: hidden;
}

.funnel-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-cyan));
  border-radius: 4px;
  transition: width 0.8s ease;
}

.occupancy-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.occ-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.occ-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.825rem;
}

.occ-bar-bg {
  height: 12px;
  background-color: var(--bg-input);
  border-radius: 6px;
  overflow: hidden;
}

.occ-bar-fill {
  height: 100%;
  border-radius: 6px;
}

/* Modals */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(5px);
  z-index: 100;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 600px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.8);
  overflow: hidden;
}

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

  h3 {
    font-size: 1.1rem;
    font-weight: 700;
  }
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body {
  padding: 1.5rem;
  max-height: 80vh;
  overflow-y: auto;
}

/* Mobile Responsiveness Rules (RNF-009 / 360px viewport test) */
@media (max-width: 768px) {
  .crm-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .proposta-grid, .analytics-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}