/* ============ RESET & BASE ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #1565C0;
  --primary-dark: #0D47A1;
  --primary-light: #42A5F5;
  --surface: #FFFFFF;
  --background: #F5F5F5;
  --on-primary: #FFFFFF;
  --on-surface: #212121;
  --on-surface-secondary: #757575;
  --divider: #E0E0E0;
  --error: #D32F2F;
  --success: #388E3C;
  --warning: #F57C00;
  --shadow: 0 2px 4px rgba(0,0,0,0.12);
  --shadow-lg: 0 4px 12px rgba(0,0,0,0.15);
  --radius: 8px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

html, body {
  height: 100%;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--on-surface);
  background: var(--background);
  -webkit-tap-highlight-color: transparent;
  overflow: hidden;
  font-synthesis: none;
}

/* Force a sans-serif stack on all text so Samsung/OneUI custom system fonts
   without full glyph coverage can't fall back to symbol fonts (Wingdings etc.). */
body, button, input, select, textarea {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
}

/* Inline separator for list subtitles. Explicit font stack guarantees the
   middot glyph comes from a normal sans-serif, never from a symbol font. */
.sep {
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  display: inline-block;
  padding: 0 2px;
  color: var(--on-surface-secondary);
}

/* ============ VIEWS ============ */
.view {
  display: none;
  flex-direction: column;
  height: 100%;
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
}
.view.active { display: flex; }

/* ============ APP BAR ============ */
.app-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  padding-top: max(8px, env(safe-area-inset-top, 8px));
  background: var(--primary);
  color: var(--on-primary);
  min-height: 56px;
  box-shadow: var(--shadow);
  z-index: 10;
  flex-shrink: 0;
}
.app-bar h1 {
  flex: 1;
  font-size: 18px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.icon-btn {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
  flex-shrink: 0;
}
.icon-btn:active { background: rgba(255,255,255,0.2); }

/* ============ CONTENT ============ */
.content {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--safe-bottom);
}

/* ============ LIST ============ */
.list { padding: 8px; }

.list-item {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 8px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform 0.1s;
  display: flex;
  align-items: center;
  gap: 12px;
}
.list-item:active { transform: scale(0.98); }

.list-item-content { flex: 1; min-width: 0; }
.list-item-title {
  font-weight: 600;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.list-item-subtitle {
  font-size: 13px;
  color: var(--on-surface-secondary);
  margin-top: 2px;
}
.list-item-badge {
  background: var(--primary);
  color: var(--on-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  flex-shrink: 0;
}
.completeness-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.list-item-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.list-item-actions .icon-btn {
  color: var(--on-surface-secondary);
  padding: 6px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  color: var(--on-surface-secondary);
  gap: 20px;
}

.new-project-fab {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(21,101,192,0.4);
  transition: transform 0.15s, box-shadow 0.15s;
}
.new-project-fab:active {
  transform: scale(0.93);
  box-shadow: 0 3px 10px rgba(21,101,192,0.3);
}

.empty-state-hint {
  font-size: 16px;
  color: var(--on-surface-secondary);
}

/* ============ FAB ============ */
.fab {
  position: fixed;
  bottom: calc(20px + var(--safe-bottom));
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: transform 0.15s, background 0.15s;
}
.fab:active { transform: scale(0.92); background: var(--primary-dark); }

/* ============ FORM ============ */
.form-content { padding: 0 0 80px 0; }

.form-section {
  background: var(--surface);
  margin: 8px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
}
.section-header h2 {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}
.chevron { transition: transform 0.2s; color: var(--on-surface-secondary); }
.form-section.expanded .chevron { transform: rotate(180deg); }

.section-body {
  display: none;
  padding: 0 16px 16px;
}
.form-section.expanded .section-body { display: block; }

.form-row {
  display: flex;
  gap: 10px;
}
.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

.form-group {
  margin-bottom: 12px;
}
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--on-surface-secondary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--divider);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  background: var(--surface);
  color: var(--on-surface);
  transition: border-color 0.15s;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(21,101,192,0.15);
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23757575' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}
.form-group textarea { resize: vertical; min-height: 60px; }

/* ============ CUSTOM CHECKBOX ============ */
.checkbox-group {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.checkbox-group input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  min-width: 24px;
  border: 2px solid #999;
  border-radius: 4px;
  background: var(--surface);
  cursor: pointer;
  position: relative;
  transition: background 0.15s, border-color 0.15s;
}
.checkbox-group input[type="checkbox"]:checked {
  background: var(--primary);
  border-color: var(--primary);
}
.checkbox-group input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 1px;
  width: 8px;
  height: 14px;
  border: solid var(--on-primary);
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg);
}
.checkbox-group label {
  margin: 0;
  text-transform: none;
  font-size: 15px;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
}

/* ============ PHOTO GRID ============ */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
@media (max-width: 360px) {
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
}

.photo-slot {
  aspect-ratio: 4/3;
  border: 2px dashed var(--divider);
  border-radius: 8px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s;
}
.photo-slot:active { border-color: var(--primary); }
.photo-slot.has-photo { border: none; }

.photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--on-surface-secondary);
}
.photo-placeholder span { font-size: 11px; }

.photo-preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(0,0,0,0.6);
  color: white;
  border: none;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  gap: 6px;
}
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:active { background: var(--primary-dark); }
.btn-secondary { background: var(--divider); color: var(--on-surface); }
.btn-danger { background: var(--error); color: white; }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 14px; font-size: 13px; }

/* ============ DIALOG ============ */
.dialog-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.dialog {
  background: var(--surface);
  border-radius: 16px 16px 0 0;
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  padding: 24px 20px;
  padding-bottom: calc(24px + var(--safe-bottom));
  animation: slideUp 0.2s ease-out;
}
@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}
.dialog h3 {
  font-size: 18px;
  margin-bottom: 16px;
}
.dialog .form-group { margin-bottom: 14px; }
.dialog .btn-row {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
.dialog .btn-row .btn { flex: 1; }

/* ============ TOAST ============ */
.toast {
  position: fixed;
  bottom: calc(24px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%);
  background: #323232;
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 200;
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
  max-width: calc(100% - 32px);
  overflow: hidden;
  text-overflow: ellipsis;
  animation: fadeInUp 0.2s ease-out;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
.toast.error { background: var(--error); }
.toast.success { background: var(--success); }

/* ============ LOADING ============ */
.loading-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,0.9);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--divider);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============ EXPORT OPTIONS ============ */
.export-option {
  padding: 14px;
  border: 1px solid var(--divider);
  border-radius: var(--radius);
  margin-bottom: 10px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.export-option:active { background: #F0F7FF; border-color: var(--primary); }
.export-option h4 { font-size: 15px; margin-bottom: 4px; }
.export-option p { font-size: 12px; color: var(--on-surface-secondary); }

/* ============ SHARE DIALOG ============ */
.share-info {
  font-size: 13px;
  color: var(--on-surface-secondary);
  margin-bottom: 16px;
  word-break: break-all;
}
.share-actions { display: flex; flex-direction: column; gap: 10px; }
.share-actions .btn svg { flex-shrink: 0; }

/* ============ STORAGE INFO ============ */
.storage-bar {
  height: 6px;
  background: var(--divider);
  border-radius: 3px;
  overflow: hidden;
  margin: 8px 0;
}
.storage-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 3px;
  transition: width 0.3s;
}
.storage-info {
  font-size: 12px;
  color: var(--on-surface-secondary);
  text-align: center;
}

/* ============ POINT TYPE BADGES ============ */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.badge-ps0 { background: #E3F2FD; color: #1565C0; }
.badge-ps1 { background: #E8F5E9; color: #2E7D32; }
.badge-ps2 { background: #FFF3E0; color: #E65100; }
.badge-ps3 { background: #F3E5F5; color: #7B1FA2; }
.badge-ps4 { background: #FCE4EC; color: #C62828; }
.badge-tp  { background: #E0F2F1; color: #00695C; }
.badge-lhp { background: #FFF8E1; color: #F57F17; }

.badge-import-offen    { background: #FFF3E0; color: #E65100; font-size: 10px; padding: 2px 6px; border-radius: 4px; }
.badge-import-erledigt { background: #E8F5E9; color: #2E7D32; font-size: 10px; padding: 2px 6px; border-radius: 4px; }
.list-item.import-offen    { border-left: 4px solid #F57C00; }
.list-item.import-erledigt { border-left: 4px solid #388E3C; }

/* ============ CONFIRM DIALOG STYLES ============ */
.confirm-text { margin-bottom: 16px; line-height: 1.6; }
.warning-text { color: var(--error); font-weight: 500; }

/* ============ TRASH ============ */
.trash-btn { position: relative; }
.trash-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  background: var(--error);
  color: #fff;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.trash-info {
  padding: 12px 16px 4px;
  font-size: 13px;
  color: var(--on-surface-secondary);
}
.list-item.trash-item { cursor: default; }
.list-item.trash-item:active { transform: none; }
.trash-urgent { color: var(--error); font-weight: 600; }

/* ============ PRESETS PANEL ============ */
.presets-panel {
  margin: 8px 8px 0;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.presets-header {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  gap: 8px;
}
.presets-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.presets-summary {
  flex: 1;
  font-size: 12px;
  color: var(--on-surface-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: right;
}
.presets-chevron { flex-shrink: 0; }
.presets-panel.expanded .presets-chevron { transform: rotate(180deg); }
.presets-body {
  display: none;
  padding: 0 14px 14px;
}
.presets-panel.expanded .presets-body { display: block; }
.presets-body .form-group { margin-bottom: 8px; }
.presets-body .form-group label { font-size: 11px; }
.presets-body .form-group input,
.presets-body .form-group select {
  padding: 8px 10px;
  font-size: 14px;
}

/* ============ FILTER BAR ============ */
.filter-bar {
  margin: 6px 8px 0;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 8px 10px;
}
.filter-row {
  display: flex;
  gap: 6px;
  align-items: center;
}
.filter-row-secondary {
  margin-top: 6px;
  justify-content: space-between;
}
.filter-select, .filter-input {
  flex: 1;
  min-width: 0;
  padding: 6px 8px;
  border: 1px solid var(--divider);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
  background: var(--surface);
  color: var(--on-surface);
  -webkit-appearance: none;
}
.filter-select {
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23757575' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 24px;
}
.filter-checkbox {
  margin-bottom: 0;
}
.filter-checkbox label {
  font-size: 12px;
}
.filter-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
}
.filter-checkbox input[type="checkbox"]:checked::after {
  left: 3px;
  top: 0px;
  width: 6px;
  height: 11px;
  border-width: 0 2px 2px 0;
}
.filter-count {
  font-size: 12px;
  color: var(--on-surface-secondary);
  white-space: nowrap;
}

/* ============ PAGINATION ============ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 10px 8px 16px;
  background: var(--background);
}
.pagination-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--divider);
  border-radius: 8px;
  background: var(--surface);
  color: var(--on-surface);
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}
.pagination-btn:active { background: var(--divider); }
.pagination-btn:disabled { opacity: 0.3; pointer-events: none; }
.page-info {
  font-size: 13px;
  color: var(--on-surface-secondary);
  min-width: 80px;
  text-align: center;
}

/* ============ KM GROUP ============ */
.km-group {
  margin: 8px 0 0;
}
.km-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  margin-bottom: 4px;
}
.km-group-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin: 0;
}
.km-group-header .km-count {
  font-size: 12px;
  color: var(--on-surface-secondary);
  margin-left: 8px;
}
.km-group-header .km-status {
  font-size: 11px;
  margin-left: auto;
  margin-right: 8px;
}
.km-group-header .chevron {
  transition: transform 0.2s;
  color: var(--on-surface-secondary);
  flex-shrink: 0;
}
.km-group.expanded .km-group-header .chevron { transform: rotate(180deg); }
.km-group-body {
  display: none;
  padding: 0;
}
.km-group.expanded .km-group-body { display: block; }

/* ============ DISABLED STATE ============ */
.btn:disabled, .btn[disabled] {
  opacity: 0.5;
  pointer-events: none;
}

/* ============ RESPONSIVE ============ */
@media (min-width: 481px) {
  .dialog {
    border-radius: 16px;
    margin-bottom: 20px;
    max-width: 420px;
  }
  .dialog-overlay { align-items: center; }
}