"""
School Management Module - Shared CSS Styles.

Enthält die gemeinsamen CSS-Stile für alle Schulverwaltungsseiten.
"""


def get_school_base_styles() -> str:
    """Base CSS styles for all school pages."""
    return """
:root {
  --bp-primary: #6C1B1B;
  --bp-primary-soft: rgba(108, 27, 27, 0.1);
  --bp-bg: #F8F8F8;
  --bp-surface: #FFFFFF;
  --bp-surface-elevated: #FFFFFF;
  --bp-border: #E0E0E0;
  --bp-border-subtle: rgba(108, 27, 27, 0.15);
  --bp-accent: #5ABF60;
  --bp-accent-soft: rgba(90, 191, 96, 0.15);
  --bp-text: #4A4A4A;
  --bp-text-muted: #6B6B6B;
  --bp-danger: #ef4444;
  --bp-warning: #F1C40F;
  --bp-info: #3b82f6;
  --bp-gold: #F1C40F;
}

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

body {
  font-family: 'Manrope', system-ui, -apple-system, sans-serif;
  background: var(--bp-bg);
  color: var(--bp-text);
  min-height: 100vh;
}

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

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--bp-surface);
  border-right: 1px solid var(--bp-border);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--bp-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--bp-primary);
}

.nav-section {
  margin-bottom: 1.5rem;
}

.nav-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--bp-text-muted);
  margin-bottom: 0.75rem;
  padding-left: 0.75rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: 8px;
  color: var(--bp-text);
  text-decoration: none;
  transition: all 0.2s ease;
  margin-bottom: 0.25rem;
}

.nav-item:hover {
  background: var(--bp-primary-soft);
  color: var(--bp-primary);
}

.nav-item.active {
  background: var(--bp-primary);
  color: white;
}

.nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--bp-text);
}

.page-subtitle {
  color: var(--bp-text-muted);
  margin-top: 0.25rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

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

.btn-primary:hover {
  background: #5a1717;
}

.btn-secondary {
  background: var(--bp-surface);
  border: 1px solid var(--bp-border);
  color: var(--bp-text);
}

.btn-secondary:hover {
  background: var(--bp-bg);
}

/* Cards */
.card {
  background: var(--bp-surface);
  border-radius: 12px;
  border: 1px solid var(--bp-border);
  padding: 1.5rem;
}

.card-title {
  font-weight: 600;
  margin-bottom: 1rem;
}

/* Grid */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Tables */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--bp-border);
}

.table th {
  background: var(--bp-bg);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--bp-text-muted);
}

/* Stats */
.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--bp-primary);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--bp-text-muted);
}

/* Status indicators */
.status {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 500;
}

.status-success {
  background: var(--bp-accent-soft);
  color: #15803d;
}

.status-warning {
  background: rgba(241, 196, 15, 0.15);
  color: #b45309;
}

.status-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #dc2626;
}
"""