/* ========================================
   CUSTOM STYLES - Cycle Count App
   Design basierend auf modernem Energy/Tech Look
   ======================================== */

/* --- CSS Variables --- */
:root {
  /* Primary Colors */
  --color-primary: #072543;
  --color-primary-light: #0a3a6b;
  --color-primary-dark: #041a2e;

  /* Accent Colors */
  --color-accent: #ff8c00;
  --color-accent-hover: #ff9500;
  --color-accent-light: #fff3e0;

  /* Status Colors */
  --color-success: #28a745;
  --color-success-light: #d4edda;
  --color-warning: #ffc107;
  --color-warning-light: #fff3cd;
  --color-danger: #dc3545;
  --color-danger-light: #f8d7da;
  --color-info: #4d65ff;
  --color-info-light: #e7f1ff;

  /* Neutral Colors */
  --color-text-primary: #333333;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-border: #e0e0e0;
  --color-border-light: #f0f0f0;

  /* Background Colors */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #fafafa;
  --color-bg-tertiary: #f5f5f5;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(7, 37, 67, 0.08);
  --shadow-md: 0 4px 12px rgba(7, 37, 67, 0.12);
  --shadow-lg: 0 8px 24px rgba(7, 37, 67, 0.16);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-smooth: 350ms cubic-bezier(.165, .84, .44, 1);
}

/* --- Base Styles --- */
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
               'Helvetica Neue', Arial, sans-serif;
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Navbar Override --- */
.navbar {
  background-color: var(--color-primary) !important;
  box-shadow: var(--shadow-md);
  border-bottom: none !important;
}

.navbar-brand {
  color: #fff !important;
  font-weight: 600;
  font-size: 1.25rem;
}

.navbar .nav-link {
  color: rgba(255, 255, 255, 0.85) !important;
  transition: var(--transition-fast);
  padding: 0.5rem 1rem !important;
  margin: 0 0.125rem;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
  color: #fff !important;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
}

.navbar .dropdown-menu {
  border: none;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
}

.navbar .dropdown-item {
  padding: 0.5rem 1rem;
  transition: var(--transition-fast);
}

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

.navbar .navbar-text {
  color: rgba(255, 255, 255, 0.7) !important;
}

/* Navbar Toggler fuer Mobile */
.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.3);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* --- Cards --- */
.card {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  background-color: var(--color-bg-primary);
}

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

.card-header {
  background-color: var(--color-bg-tertiary);
  border-bottom: 1px solid var(--color-border-light);
  font-weight: 600;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
}

/* KPI Cards auf Dashboard */
.card.border-success,
.card.border-warning,
.card.border-danger,
.card.border-primary,
.card.border-info {
  border: none !important;
  border-left: 4px solid !important;
}

.card.border-success {
  border-left-color: var(--color-success) !important;
}

.card.border-warning {
  border-left-color: var(--color-warning) !important;
}

.card.border-danger {
  border-left-color: var(--color-danger) !important;
}

.card.border-primary {
  border-left-color: var(--color-primary) !important;
}

.card.border-info {
  border-left-color: var(--color-info) !important;
}

/* --- Buttons --- */
.btn {
  border-radius: var(--radius-md);
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  transition: var(--transition-fast);
  border: none;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

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

.btn-success:hover,
.btn-success:focus {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: var(--shadow-sm);
}

.btn-outline-primary {
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  background: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--color-primary);
  color: #fff;
}

.btn-outline-secondary {
  border: 2px solid var(--color-border);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.875rem;
}

/* --- Alerts --- */
.alert {
  border: none;
  border-radius: var(--radius-md);
  border-left: 4px solid;
  padding: 1rem 1.25rem;
}

.alert-info {
  background-color: var(--color-info-light);
  border-left-color: var(--color-info);
  color: #1a4a8c;
}

.alert-success {
  background-color: var(--color-success-light);
  border-left-color: var(--color-success);
  color: #155724;
}

.alert-warning {
  background-color: var(--color-warning-light);
  border-left-color: var(--color-warning);
  color: #856404;
}

.alert-danger {
  background-color: var(--color-danger-light);
  border-left-color: var(--color-danger);
  color: #721c24;
}

/* --- Badges --- */
.badge {
  font-weight: 500;
  padding: 0.4em 0.8em;
  border-radius: var(--radius-sm);
}

.badge.bg-success {
  background-color: var(--color-success) !important;
}

.badge.bg-warning {
  background-color: var(--color-warning) !important;
}

.badge.bg-danger {
  background-color: var(--color-danger) !important;
}

.badge.bg-primary {
  background-color: var(--color-primary) !important;
}

.badge.bg-info {
  background-color: var(--color-info) !important;
}

/* --- Forms --- */
.form-control {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 0.625rem 1rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(7, 37, 67, 0.15);
}

.form-select {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 0.625rem 1rem;
}

.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(7, 37, 67, 0.15);
}

.form-label {
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
}

.form-check-input:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

/* --- Footer --- */
footer {
  background-color: var(--color-primary) !important;
  color: rgba(255, 255, 255, 0.8) !important;
}

footer p {
  color: rgba(255, 255, 255, 0.8) !important;
}

/* --- Page Headers --- */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-primary);
  font-weight: 600;
}

h1 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

/* --- Nav Tabs --- */
.nav-tabs {
  border-bottom: 2px solid var(--color-border-light);
}

.nav-tabs .nav-link {
  border: none;
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: 0.75rem 1.25rem;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition-fast);
}

.nav-tabs .nav-link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-border);
}

.nav-tabs .nav-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: transparent;
}

/* --- Pagination --- */
.pagination {
  gap: 0.25rem;
}

.page-link {
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  padding: 0.5rem 0.875rem;
  transition: var(--transition-fast);
}

.page-link:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-primary);
}

.page-item.active .page-link {
  background-color: var(--color-primary);
  color: #fff;
}

.page-item.disabled .page-link {
  background-color: transparent;
  color: var(--color-text-muted);
}

/* --- HTMX Loading States --- */
.htmx-indicator {
  display: none;
}

.htmx-request .htmx-indicator {
  display: inline-block;
}

.htmx-request.htmx-indicator {
  display: inline-block;
}

/* Spinner Animation */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.spin {
  animation: spin 1s linear infinite;
}

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* --- Utility Classes --- */
.shadow-custom {
  box-shadow: var(--shadow-md);
}

.rounded-custom {
  border-radius: var(--radius-lg);
}

.bg-primary-custom {
  background-color: var(--color-primary);
}

.text-accent {
  color: var(--color-accent);
}