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

:root {
  --primary-color: #007AFF;
  --secondary-color: #5856D6;
  --success-color: #34C759;
  --danger-color: #FF3B30;
  --warning-color: #FF9500;
  --bg-primary: #F2F2F7;
  --bg-secondary: #FFFFFF;
  --text-primary: #000000;
  --text-secondary: #8E8E93;
  --border-color: #E5E5EA;
  --sidebar-bg: #FAFAFA;
  --hover-bg: #E8E8ED;
  --card-bg: #FFFFFF;
}

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

#app {
  display: flex;
  height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 240px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border-color);
}

.logo h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 4px;
}

.logo p {
  font-size: 13px;
  color: var(--text-secondary);
}

.nav {
  flex: 1;
  padding: 20px 10px;
  overflow-y: auto;
}

.nav-item {
  width: 100%;
  padding: 12px 16px;
  margin-bottom: 4px;
  background: transparent;
  border: none;
  border-radius: 8px;
  text-align: left;
  font-size: 14px;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: background 0.2s;
}

.nav-item:hover {
  background: var(--hover-bg);
}

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

.nav-item .icon {
  margin-right: 10px;
  font-size: 18px;
}

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.version {
  font-size: 12px;
  color: var(--text-secondary);
}

/* Main Content */
.main-content {
  flex: 1;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.view {
  display: none;
  flex: 1;
  overflow-y: auto;
  padding: 24px 40px 40px;
}

.view.active {
  display: flex !important;
  flex-direction: column;
}

.view-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.view-header h2 {
  font-size: 32px;
  font-weight: 700;
}

.header-actions {
  display: flex;
  gap: 10px;
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

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

.btn-primary:hover {
  background: #0051D5;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

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

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

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

.btn-danger:hover {
  background: #D70015;
}

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

.btn-success:hover {
  background: #248A3D;
}

.btn-small {
  padding: 6px 14px;
  font-size: 13px;
}

.btn-full {
  width: 100%;
  margin-top: 8px;
}

/* Filters */
.filters {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.filter-btn {
  padding: 8px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

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

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

/* Invoice List */
.invoices-list, .clients-list {
  display: grid;
  gap: 16px;
}

.invoice-card, .client-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s;
}

.invoice-card:hover, .client-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.invoice-card-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 16px;
}

.invoice-number {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.invoice-status {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.status-raised {
  background: #FFF3CD;
  color: #997404;
}

.status-paid {
  background: #D1F4E0;
  color: #0F5132;
}

.invoice-info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.info-label {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.info-value {
  font-size: 14px;
  font-weight: 500;
}

.invoice-amount {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
}

.invoice-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

/* Client Card */
.client-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.client-details {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Forms */
.form {
  max-width: 900px;
}

.form-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

.form-section h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.form-row:last-child {
  margin-bottom: 0;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: var(--bg-secondary);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-group input[readonly] {
  background: var(--bg-primary);
  color: var(--text-secondary);
}

.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  padding-top: 20px;
}

/* Line Items */
.line-item {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 12px;
  padding: 12px;
  background: var(--bg-primary);
  border-radius: 8px;
}

.line-item input {
  padding: 10px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: var(--bg-secondary);
}

.line-item input:focus {
  outline: none;
  border-color: var(--primary-color);
}

.line-item-remove {
  padding: 8px 12px;
  background: transparent;
  border: 1px solid var(--danger-color);
  color: var(--danger-color);
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
}

.line-item-remove:hover {
  background: var(--danger-color);
  color: white;
}

/* Invoice Detail */
.invoice-detail {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
}

.detail-section {
  margin-bottom: 30px;
}

.detail-section h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.detail-label {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.detail-value {
  font-size: 16px;
  font-weight: 500;
}

.line-items-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

.line-items-table th {
  text-align: left;
  padding: 12px;
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border-color);
}

.line-items-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border-color);
}

.total-row td {
  font-weight: 600;
  font-size: 18px;
  color: var(--primary-color);
}

.attachments-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.generated-pdfs-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.attachment-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  background: var(--bg-primary);
  border-radius: 8px;
}

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

.attachment-icon {
  font-size: 24px;
}

.attachment-details {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.attachment-name {
  font-size: 14px;
  font-weight: 500;
}

.attachment-size {
  font-size: 12px;
  color: var(--text-secondary);
}

.attachment-actions {
  display: flex;
  gap: 8px;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: 30px;
  max-width: 500px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.modal-content p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state-icon {
  font-size: 64px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Toast */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 14px 20px;
  border-radius: 10px;
  color: white;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  animation: slideIn 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
  max-width: 360px;
}

.toast.success { background: var(--success-color); }
.toast.error { background: var(--danger-color); }
.toast.info { background: var(--primary-color); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
  to { opacity: 0; transform: translateX(100%); }
}

/* Settings */
.logo-upload-area {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.logo-preview {
  width: 200px;
  height: 80px;
  border: 2px dashed var(--border-color);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-primary);
}

.logo-preview img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.logo-placeholder {
  font-size: 13px;
  color: var(--text-secondary);
}

.logo-actions {
  display: flex;
  gap: 8px;
}

.logo-hint {
  font-size: 12px;
  color: var(--text-secondary);
}

.color-picker-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.color-input {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 2px;
  cursor: pointer;
  background: var(--bg-secondary);
}

.color-hex-input {
  width: 90px;
  padding: 10px 12px !important;
  font-family: monospace;
  text-transform: uppercase;
}

.color-preview-bar {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.color-swatch {
  height: 40px;
  flex: 1;
  border-radius: 8px;
}

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

.secondary-swatch {
  background: var(--secondary-color);
}

/* Reports View */
.reports-filters {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--card-bg);
  border-radius: 12px;
  margin-bottom: 20px;
  border: 1px solid var(--border-color);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.filter-group label {
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.report-filter-select {
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
}

.reports-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.report-card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.report-card h3 {
  margin: 0 0 20px 0;
  color: var(--text-primary);
  font-size: 18px;
  font-weight: 600;
}

.report-data {
  color: var(--text-primary);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.summary-item {
  padding: 15px;
  background: var(--bg-primary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.summary-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  font-weight: 600;
}

.summary-value {
  font-size: 16px;
  color: var(--text-primary);
  font-weight: 600;
}

.summary-value.large {
  font-size: 24px;
  color: var(--primary-color);
}

.currency-breakdown {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.currency-breakdown h4 {
  margin: 0 0 15px 0;
  font-size: 14px;
  color: var(--text-secondary);
  text-transform: uppercase;
  font-weight: 600;
}

.breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.breakdown-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 10px;
  background: var(--bg-primary);
  border-radius: 6px;
}

.breakdown-currency {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 50px;
}

.breakdown-amount {
  flex: 1;
  color: var(--text-primary);
  font-weight: 500;
}

.breakdown-count {
  color: var(--text-secondary);
  font-size: 14px;
}

.client-revenue-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.client-revenue-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px;
  background: var(--bg-primary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  transition: all 0.2s;
}

.client-revenue-item:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.client-rank {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  font-weight: 600;
  font-size: 14px;
}

.client-info {
  flex: 1;
}

.client-name-rev {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.client-meta {
  font-size: 13px;
  color: var(--text-secondary);
}

.client-revenue {
  text-align: right;
}

.revenue-amount {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 16px;
  margin-bottom: 4px;
}

.revenue-percentage {
  font-size: 13px;
  color: var(--text-secondary);
}

.forecast-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.forecast-item {
  padding: 15px;
  background: var(--bg-primary);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.forecast-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  font-weight: 600;
}

.forecast-value {
  font-size: 16px;
  color: var(--text-primary);
  font-weight: 600;
}

.forecast-value.large {
  font-size: 24px;
  color: var(--primary-color);
}

.monthly-trend {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.monthly-trend h4 {
  margin: 0 0 15px 0;
  font-size: 14px;
  color: var(--text-secondary);
  text-transform: uppercase;
  font-weight: 600;
}

.trend-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.trend-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  background: var(--bg-primary);
  border-radius: 6px;
}

.trend-month {
  color: var(--text-secondary);
  font-weight: 500;
}

.trend-amount {
  color: var(--text-primary);
  font-weight: 600;
}

.total-row-summary {
  display: flex;
  justify-content: space-between;
  padding: 15px;
  background: var(--bg-primary);
  border-radius: 8px;
  border: 2px solid var(--primary-color);
  font-size: 16px;
  margin-top: 10px;
}

.no-data {
  padding: 30px;
  text-align: center;
  color: var(--text-secondary);
  font-style: italic;
}

.form-hint {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  color: var(--text-secondary);
  font-style: italic;
}

/* Master Data Cards (Tasks, Resources) */
.tasks-list, .resources-list, .timesheets-list {
  display: grid;
  gap: 16px;
}

.master-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s;
}

.master-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.master-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.master-card-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.master-card-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
}

/* Timesheet-specific */
.timesheet-filters {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin-bottom: 20px;
}

.ts-summary-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin-bottom: 20px;
}

.ts-summary-item {
  font-size: 14px;
  color: var(--text-secondary);
}

.ts-summary-item strong {
  font-size: 18px;
  color: var(--primary-color);
  margin-right: 4px;
}

.ts-date-badge {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 12px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.ts-entry-card {
  cursor: default;
}

.ts-card-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
}

/* Pull from Timesheet bar on invoice form */
.pull-timesheet-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background: #EFF6FF;
  border: 1px dashed var(--primary-color);
  border-radius: 8px;
  margin-bottom: 16px;
}

.pull-timesheet-bar .form-hint {
  margin-top: 0;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Billing Title Tags */
.billing-titles-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.billing-title-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--text-primary);
}

.billing-title-remove {
  background: none;
  border: none;
  color: var(--danger-color);
  font-size: 16px;
  cursor: pointer;
  line-height: 1;
  padding: 0 2px;
  border-radius: 50%;
}

.billing-title-remove:hover {
  background: var(--danger-color);
  color: #fff;
}

.billing-title-add-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.billing-title-add-row input {
  flex: 1;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 14px;
}

/* Resource Checkboxes */
.task-resources-checkboxes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
}

.resource-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  transition: background 0.15s, border-color 0.15s;
}

.resource-checkbox-label:hover {
  border-color: var(--primary-color);
  background: var(--bg-secondary);
}

.resource-checkbox-label input[type="checkbox"] {
  accent-color: var(--primary-color);
  width: 16px;
  height: 16px;
}

/* Login View */
#login-view {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: var(--bg-primary);
  flex-direction: column;
  padding: 0 !important;
}

.login-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 48px 40px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.login-box h1 {
  font-size: 32px;
  font-weight: 600;
  margin: 0 0 8px 0;
  color: var(--text-primary);
}

.login-box p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0 0 32px 0;
}

#login-form .form-group {
  margin-bottom: 16px;
}

#login-form label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text-primary);
}

#login-form input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 14px;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color 0.15s;
}

#login-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

.login-error {
  color: var(--danger-color);
  font-size: 13px;
  padding: 12px;
  background: rgba(255, 59, 48, 0.1);
  border: 1px solid var(--danger-color);
  border-radius: 6px;
  margin-top: 12px;
  text-align: center;
}

/* App Header */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 16px;
  order: -1;
}

.app-header h1 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  color: var(--text-primary);
}

.header-left {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 120px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.user-info span {
  color: var(--text-primary);
}

.role-badge {
  padding: 4px 8px;
  background: var(--bg-primary);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.impersonation-section {
  display: flex;
  align-items: center;
  gap: 8px;
}

#impersonate-resource-select {
  padding: 6px 10px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 12px;
  background: var(--bg-primary);
  color: var(--text-primary);
  cursor: pointer;
  min-width: 150px;
}

#impersonate-resource-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Company detail page */
.company-detail-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
}

.company-section {
  margin-bottom: 24px;
}

.company-section:last-child {
  margin-bottom: 0;
}

.company-section h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.company-section .detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

/* Add attachment button in invoice detail */
.add-attachment-section {
  margin-top: 12px;
}

.add-attachment-section label {
  cursor: pointer;
}

/* Status badges in invoice detail */
.status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.status-badge.raised {
  background: #FFF3CD;
  color: #997404;
}

.status-badge.paid {
  background: #D1F4E0;
  color: #0F5132;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .sidebar {
    width: 200px;
  }
  
  .view {
    padding: 16px 20px 20px;
  }
  
  .view-header h2 {
    font-size: 24px;
  }
  
  .line-item {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
}