/* ============================================================
   todo.txt App — style.css
   ============================================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  color-scheme: light;

  /* Farben Light Mode */
  --color-bg:           #f5f5f0;
  --color-surface:      #ffffff;
  --color-surface-alt:  #f0f0eb;
  --color-border:       #ddddd8;
  --color-text:         #1a1a1a;
  --color-text-muted:   #6b6b6b;
  --color-text-faint:   #a0a0a0;

  /* Akzentfarbe */
  --color-accent:       #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-accent-light: #dbeafe;

  /* Prioritätsfarben */
  --prio-a: #dc2626;
  --prio-b: #ea580c;
  --prio-c: #d97706;
  --prio-d: #65a30d;
  --prio-e: #0891b2;
  --prio-other: #7c3aed;

  /* Erledigt */
  --color-done-text: #9ca3af;
  --color-done-bg:   #f9fafb;

  /* Sidebar */
  --sidebar-width: 220px;

  /* Abstände */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;

  /* Typografie */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", ui-monospace, monospace;
  --font-size-xs:   11px;
  --font-size-sm:   13px;
  --font-size-base: 15px;
  --font-size-lg:   18px;
  --font-size-xl:   22px;

  /* Radien & Schatten */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.12);

  /* Übergänge */
  --transition: 150ms ease;
}

/* ---------- Dark Mode ---------- */
.theme-dark {
  color-scheme: dark;

  --color-bg:           #111827;
  --color-surface:      #1f2937;
  --color-surface-alt:  #374151;
  --color-border:       #374151;
  --color-text:         #f9fafb;
  --color-text-muted:   #9ca3af;
  --color-text-faint:   #6b7280;

  --color-accent:       #3b82f6;
  --color-accent-hover: #60a5fa;
  --color-accent-light: #1e3a5f;

  --color-done-text: #6b7280;
  --color-done-bg:   #1a2332;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background var(--transition), color var(--transition);
}

ul, ol { list-style: none; }

a { color: var(--color-accent); }

code {
  font-family: var(--font-mono);
  font-size: .9em;
  background: var(--color-surface-alt);
  padding: 1px 5px;
  border-radius: var(--radius-sm);
}

/* ---------- Screen-reader only ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ============================================================
   LAYOUT
   ============================================================ */

/* --- Header --- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  gap: var(--space-md);
  box-shadow: var(--shadow-sm);
}

.header-left { display: flex; align-items: center; gap: var(--space-md); }
.header-right { display: flex; align-items: center; gap: var(--space-sm); flex-wrap: wrap; }

.app-logo {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.app-logo svg {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 7px;
}

.app-title {
  font-family: var(--font-mono);
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--color-text);
}

.logo-ext {
  color: var(--color-accent);
  font-weight: 400;
}

.file-actions {
  display: flex;
  gap: var(--space-xs);
}

/* --- App layout (sidebar + main) --- */
.app-layout {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  padding: var(--space-md) 0;
}

.sidebar-section {
  margin-bottom: var(--space-md);
}

.sidebar-heading {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  padding: var(--space-xs) var(--space-md);
  margin-bottom: var(--space-xs);
}

.filter-list { display: flex; flex-direction: column; }

.filter-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: 0;
  user-select: none;
  transition: background var(--transition), color var(--transition);
  gap: var(--space-sm);
}

.filter-item:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.filter-item.active {
  color: var(--color-accent);
  font-weight: 600;
  background: var(--color-accent-light);
}

.filter-item:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.filter-count {
  font-size: var(--font-size-xs);
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  border-radius: 999px;
  padding: 1px 6px;
  min-width: 20px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.filter-item.active .filter-count {
  background: var(--color-accent);
  color: #fff;
}

/* Prioritäts-Indikatoren in der Sidebar */
.prio-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* --- Main Content --- */
.main-content {
  flex: 1;
  min-width: 0;
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  overflow-y: auto;
}

/* --- Toolbar --- */
.toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.search-wrapper {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 200px;
  position: relative;
}

.search-icon {
  position: absolute;
  left: var(--space-sm);
  color: var(--color-text-faint);
  font-size: 1.1em;
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: var(--space-sm) var(--space-sm) var(--space-sm) 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.toolbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

/* Filter-Toggle: nur auf Mobilgeräten sichtbar
   (.btn.btn-filter-toggle, damit die spätere .btn-Regel das display nicht überschreibt) */
.btn.btn-filter-toggle {
  display: none;
  font-size: var(--font-size-sm);
}

.sort-select {
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.sort-select:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

/* --- Add Todo Form --- */
.add-todo-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.add-todo-form {
  display: flex;
  gap: var(--space-sm);
}

.add-todo-input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.add-todo-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.add-todo-input::placeholder {
  color: var(--color-text-faint);
  font-family: var(--font-sans);
}

/* --- Todo Liste Header --- */
.todo-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.todo-list-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   TODO ITEMS
   ============================================================ */

.todo-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.todo-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: box-shadow var(--transition), border-color var(--transition), opacity var(--transition);
  position: relative;
}

.todo-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--color-text-faint);
}

.todo-item.is-done {
  background: var(--color-done-bg);
  opacity: 0.7;
}

.todo-item.is-selected {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-light);
}

/* Prioritäts-Streifen links */
.todo-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  background: transparent;
  transition: background var(--transition);
}

/* Fallback für Prioritäten F–Z; A–E folgen danach und gewinnen bei gleicher Spezifität */
.todo-item[data-priority]::before { background: var(--prio-other); }
.todo-item[data-priority="A"]::before { background: var(--prio-a); }
.todo-item[data-priority="B"]::before { background: var(--prio-b); }
.todo-item[data-priority="C"]::before { background: var(--prio-c); }
.todo-item[data-priority="D"]::before { background: var(--prio-d); }
.todo-item[data-priority="E"]::before { background: var(--prio-e); }

/* Checkbox */
.todo-checkbox {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-accent);
}

/* Selektions-Checkbox */
.todo-select-checkbox {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  cursor: pointer;
  accent-color: var(--color-accent);
  display: none;
}

.selection-mode .todo-select-checkbox {
  display: block;
}

/* Todo Body */
.todo-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.todo-text {
  font-size: var(--font-size-sm);
  line-height: 1.5;
  word-break: break-word;
}

.todo-item.is-done .todo-text {
  text-decoration: line-through;
  color: var(--color-done-text);
}

/* Prioritäts-Badge */
.todo-prio {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  margin-right: 4px;
  vertical-align: middle;
}

.todo-prio[data-prio="A"] { background: #fee2e2; color: var(--prio-a); }
.todo-prio[data-prio="B"] { background: #ffedd5; color: var(--prio-b); }
.todo-prio[data-prio="C"] { background: #fef3c7; color: var(--prio-c); }
.todo-prio[data-prio="D"] { background: #ecfccb; color: var(--prio-d); }
.todo-prio[data-prio="E"] { background: #e0f2fe; color: var(--prio-e); }

.theme-dark .todo-prio[data-prio="A"] { background: #450a0a; color: #fca5a5; }
.theme-dark .todo-prio[data-prio="B"] { background: #431407; color: #fdba74; }
.theme-dark .todo-prio[data-prio="C"] { background: #451a03; color: #fcd34d; }
.theme-dark .todo-prio[data-prio="D"] { background: #1a2e05; color: #a3e635; }
.theme-dark .todo-prio[data-prio="E"] { background: #0c2340; color: #7dd3fc; }

/* Tags: Projekte & Kontexte */
.todo-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 500;
  padding: 1px 6px;
  border-radius: 999px;
  margin: 0 2px;
  cursor: pointer;
  vertical-align: middle;
  transition: opacity var(--transition);
}

.todo-tag:hover { opacity: 0.75; }

.todo-tag--project {
  background: #ede9fe;
  color: #5b21b6;
}

.todo-tag--context {
  background: #d1fae5;
  color: #065f46;
}

/* Key-Value-Tags (z.B. t:, pri:) */
.todo-tag--kv {
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  cursor: default;
}

.theme-dark .todo-tag--project {
  background: #2e1065;
  color: #c4b5fd;
}

.theme-dark .todo-tag--context {
  background: #064e3b;
  color: #6ee7b7;
}

/* Fälligkeitsdatum */
.todo-due {
  font-size: var(--font-size-xs);
  color: var(--color-text-faint);
}

.todo-due.is-overdue {
  color: var(--prio-a);
  font-weight: 600;
}

.todo-due.is-today {
  color: var(--prio-c);
  font-weight: 600;
}

/* Todo Meta (Datum etc.) */
.todo-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: 2px;
}

.todo-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-faint);
}

/* Todo Aktionen */
.todo-actions {
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity var(--transition);
  flex-shrink: 0;
  align-items: flex-start;
  margin-top: 1px;
}

.todo-item:hover .todo-actions,
.todo-item:focus-within .todo-actions {
  opacity: 1;
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

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

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

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

.btn-secondary:hover {
  background: var(--color-surface-alt);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.btn-danger {
  background: transparent;
  color: #dc2626;
  border-color: transparent;
}

.btn-danger:hover {
  background: #fee2e2;
}

.btn-icon {
  padding: var(--space-xs) var(--space-sm);
  font-size: 1em;
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-muted);
  min-width: 32px;
  min-height: 32px;
}

.btn-icon:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.btn-sm {
  padding: 3px var(--space-sm);
  font-size: var(--font-size-xs);
}

/* Theme-Toggle Icons */
.theme-light .icon-moon { display: none; }
.theme-dark  .icon-sun  { display: none; }

/* ============================================================
   LEER-ZUSTAND
   ============================================================ */

.empty-state {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  color: var(--color-text-muted);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--space-md);
  color: var(--color-text-faint);
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.empty-state-sub {
  font-size: var(--font-size-sm);
}

/* ============================================================
   BULK ACTIONS
   ============================================================ */

.bulk-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  font-weight: 600;
  flex-wrap: wrap;
}

/* ============================================================
   MODAL
   ============================================================ */

.modal {
  border: none;
  border-radius: var(--radius-lg);
  padding: 0;
  width: min(600px, 95vw);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-md);
}

.modal::backdrop {
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(2px);
}

.modal-content {
  display: flex;
  flex-direction: column;
}

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

.modal-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 1.2em;
  color: var(--color-text-muted);
}

.modal-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}

.edit-todo-input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
}

.edit-todo-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.edit-preview {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  min-height: 40px;
}

/* ============================================================
   TOAST
   ============================================================ */

.toast-container {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  z-index: 9999;
  pointer-events: none;
}

.toast {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  background: var(--color-text);
  color: var(--color-surface);
  font-size: var(--font-size-sm);
  box-shadow: var(--shadow-md);
  pointer-events: auto;
  animation: toast-in 200ms ease, toast-out 300ms ease 2700ms forwards;
  max-width: 320px;
}

.toast--success { background: #15803d; color: #fff; }
.toast--error   { background: #dc2626; color: #fff; }
.toast--info    { background: var(--color-accent); color: #fff; }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(10px); }
}

/* ============================================================
   FORMAT-TOOLBAR
   ============================================================ */

.format-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
  padding: var(--space-xs) 0;
}

.fmt-group {
  display: flex;
  align-items: center;
  gap: 3px;
  position: relative;
}

.fmt-sep {
  width: 1px;
  height: 20px;
  background: var(--color-border);
  margin: 0 var(--space-xs);
  flex-shrink: 0;
}

/* Basis-Button */
.fmt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition), border-color var(--transition),
              color var(--transition), transform 60ms ease;
  user-select: none;
  line-height: 1.6;
}

.fmt-btn:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
  border-color: var(--color-text-faint);
}

.fmt-btn:active { transform: scale(0.95); }

.fmt-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

/* Aktiver Zustand */
.fmt-btn--active {
  border-color: currentColor !important;
  font-weight: 700;
}

/* Prioritäts-Buttons */
.fmt-prio-A { color: var(--prio-a); }
.fmt-prio-B { color: var(--prio-b); }
.fmt-prio-C { color: var(--prio-c); }
.fmt-prio-D { color: var(--prio-d); }
.fmt-prio-E { color: var(--prio-e); }

.fmt-prio-A.fmt-btn--active { background: #fee2e2; }
.fmt-prio-B.fmt-btn--active { background: #ffedd5; }
.fmt-prio-C.fmt-btn--active { background: #fef3c7; }
.fmt-prio-D.fmt-btn--active { background: #ecfccb; }
.fmt-prio-E.fmt-btn--active { background: #e0f2fe; }

.theme-dark .fmt-prio-A.fmt-btn--active { background: #450a0a; }
.theme-dark .fmt-prio-B.fmt-btn--active { background: #431407; }
.theme-dark .fmt-prio-C.fmt-btn--active { background: #451a03; }
.theme-dark .fmt-prio-D.fmt-btn--active { background: #1a2e05; }
.theme-dark .fmt-prio-E.fmt-btn--active { background: #0c2340; }

/* Keine-Priorität-Button */
.fmt-btn--no-prio {
  color: var(--color-text-faint);
  font-size: 10px;
}

/* Tag-Buttons */
.fmt-btn--project.fmt-btn--active { color: #5b21b6; background: #ede9fe; border-color: #5b21b6; }
.fmt-btn--context.fmt-btn--active { color: #065f46; background: #d1fae5; border-color: #065f46; }
.theme-dark .fmt-btn--project.fmt-btn--active { color: #c4b5fd; background: #2e1065; border-color: #c4b5fd; }
.theme-dark .fmt-btn--context.fmt-btn--active { color: #6ee7b7; background: #064e3b; border-color: #6ee7b7; }

/* Fälligkeits-Button aktiv */
.fmt-btn--due.fmt-btn--active  { color: var(--prio-c); background: #fef3c7; border-color: var(--prio-c); }
.theme-dark .fmt-btn--due.fmt-btn--active { background: #451a03; }

/* Erledigt-Button aktiv */
.fmt-btn--done.fmt-btn--active { color: #15803d; background: #dcfce7; border-color: #15803d; }
.theme-dark .fmt-btn--done.fmt-btn--active { background: #052e16; }

/* Datum-Picker — Inline (kein Popover) */
.fmt-due-wrapper {
  display: flex;
  align-items: center;
  gap: 3px;
}

/* Datumsfeld + Aktions-Buttons: standard verborgen, sichtbar wenn .is-open */
.fmt-due-wrapper .fmt-date-inline,
.fmt-due-wrapper .fmt-btn--date-confirm,
.fmt-due-wrapper .fmt-btn--date-clear {
  display: none;
}

.fmt-due-wrapper.is-open .fmt-date-inline,
.fmt-due-wrapper.is-open .fmt-btn--date-confirm,
.fmt-due-wrapper.is-open .fmt-btn--date-clear {
  display: inline-flex;
}

.fmt-date-inline {
  padding: 3px var(--space-sm);
  border: 1.5px solid var(--color-accent);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  width: 138px;
  height: 28px;
}

.fmt-date-inline:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.fmt-btn--date-confirm {
  color: #15803d;
  font-weight: 700;
}

.fmt-btn--date-confirm:hover { background: #dcfce7; border-color: #15803d; }

.fmt-btn--date-clear {
  color: #dc2626;
}

.fmt-btn--date-clear:hover { background: #fee2e2; border-color: #dc2626; }

/* Tag-Dropdown-Menü */
.fmt-tag-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 180px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  z-index: 300;
  padding: var(--space-xs) 0;
  list-style: none;
}

.fmt-tag-item {
  display: flex;
  align-items: center;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
  cursor: pointer;
  color: var(--color-text);
  gap: var(--space-xs);
  transition: background var(--transition);
}

.fmt-tag-item:hover { background: var(--color-accent-light); color: var(--color-accent); }

.fmt-tag-divider {
  padding: var(--space-xs) var(--space-md) 2px;
  font-size: var(--font-size-xs);
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-text-faint);
  cursor: default;
}

/* Freie Eingabe im Menü */
.fmt-tag-free {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-xs);
  padding-bottom: var(--space-sm);
  cursor: default;
  gap: 0;
}

.fmt-tag-free:hover { background: transparent; color: inherit; }

.fmt-free-prefix {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-accent);
  padding: 4px 4px 4px var(--space-md);
  font-size: var(--font-size-sm);
}

.fmt-free-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  padding: 4px var(--space-sm) 4px 0;
  width: 100%;
  min-width: 0;
}

.fmt-free-input::placeholder { color: var(--color-text-faint); font-style: italic; }

/* Toolbar im Modal etwas kompakter */
.modal-body .format-toolbar {
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-sm);
}

/* ============================================================
   AUTOCOMPLETE DROPDOWN
   ============================================================ */

.input-autocomplete-wrapper {
  position: relative;
  flex: 1;
}

.input-autocomplete-wrapper .add-todo-input {
  width: 100%;
}

.autocomplete-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  z-index: 200;
  max-height: 220px;
  overflow-y: auto;
  padding: var(--space-xs) 0;
}

.autocomplete-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
  cursor: pointer;
  color: var(--color-text);
  transition: background var(--transition);
  list-style: none;
}

.autocomplete-item:hover,
.autocomplete-item.is-active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.autocomplete-item .ac-type {
  font-size: var(--font-size-xs);
  color: var(--color-text-faint);
  font-family: var(--font-sans);
  flex-shrink: 0;
}

/* ============================================================
   AKTIVE FILTER CHIPS
   ============================================================ */

.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px var(--space-sm);
  background: var(--color-accent-light);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
  white-space: nowrap;
}

.filter-chip-label {
  font-family: var(--font-mono);
}

.filter-chip-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-accent);
  font-size: 0.9em;
  padding: 0 1px;
  line-height: 1;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.filter-chip-remove:hover { opacity: 1; }

.filter-chip-clear-all {
  font-size: var(--font-size-xs);
  color: var(--color-text-faint);
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px var(--space-xs);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.filter-chip-clear-all:hover { color: var(--color-text); }

/* ============================================================
   FORMAT-HINT & TASTATURKÜRZEL
   ============================================================ */

.format-hint-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.kbd-hints {
  font-size: var(--font-size-xs);
  color: var(--color-text-faint);
  white-space: nowrap;
}

kbd {
  display: inline-block;
  padding: 1px 5px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: .85em;
  color: var(--color-text-muted);
  box-shadow: 0 1px 0 var(--color-border);
}

/* ============================================================
   PRIORITÄTS-CYCLING (klickbares Badge)
   ============================================================ */

.todo-prio {
  cursor: pointer;
  user-select: none;
  transition: transform 80ms ease, filter 80ms ease;
}

.todo-prio:hover {
  filter: brightness(0.85);
  transform: scale(1.05);
}

.todo-prio:active {
  transform: scale(0.97);
}

/* ============================================================
   SCROLLBAR (WebKit)
   ============================================================ */

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}

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

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 700px) {
  :root { --sidebar-width: 0px; }

  .app-layout {
    flex-direction: column;
  }

  /* Sidebar standardmässig zu, per Filter-Button aufklappbar */
  .sidebar {
    display: none;
  }

  .sidebar.is-open {
    display: block;
    width: 100%;
    min-width: 0;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .btn.btn-filter-toggle {
    display: inline-flex;
  }

  .main-content {
    padding: var(--space-md);
  }

  .app-header {
    padding: var(--space-sm) var(--space-md);
    flex-wrap: wrap;
  }

  /* Header-Kinder direkt im Header anordnen: Theme-Button bleibt
     neben dem Logo, die Datei-Aktionen brechen in eine volle Zeile um */
  .header-right {
    display: contents;
  }

  #btn-theme-toggle {
    margin-left: auto;
  }

  .file-actions {
    flex-basis: 100%;
    flex-wrap: nowrap;
  }

  .file-actions .btn {
    flex: 1;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--font-size-xs);
  }

  .add-todo-form {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .app-title { font-size: var(--font-size-base); }
  .toolbar { flex-direction: column; align-items: stretch; }
  .toolbar-right { justify-content: flex-end; }
}

/* ============================================================
   ARCHIV-BEREICH
   ============================================================ */

.archive-section {
  margin-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
}

.archive-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  padding: var(--space-xs) var(--space-sm);
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  text-align: left;
  transition: background var(--transition), color var(--transition);
  user-select: none;
}

.archive-toggle:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.archive-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.archive-toggle-icon {
  font-size: var(--font-size-xs);
  transition: transform 200ms ease;
  display: inline-block;
}

.archive-toggle[aria-expanded="true"] .archive-toggle-icon {
  transform: rotate(90deg);
}

.archive-list {
  margin-top: var(--space-sm);
  opacity: 0.75;
}

.archive-list .todo-item {
  background: var(--color-done-bg);
}

.archive-list .todo-item:hover {
  opacity: 1;
}

.archive-list .todo-actions {
  opacity: 0;
}

.archive-list .todo-item:hover .todo-actions {
  opacity: 1;
}

/* ============================================================
   FOOTER
   ============================================================ */

.app-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: var(--space-sm) var(--space-lg);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  gap: var(--space-md);
  flex-shrink: 0;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer-credit {
  font-size: var(--font-size-xs);
  color: var(--color-text-faint);
  white-space: nowrap;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--font-size-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-sep {
  color: var(--color-border);
  font-size: var(--font-size-xs);
}

.footer-github-icon {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .app-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
  }
}

/* ============================================================
   UTILITY
   ============================================================ */

[hidden] { display: none !important; }

.text-muted  { color: var(--color-text-muted); }
.text-faint  { color: var(--color-text-faint); }
.font-mono   { font-family: var(--font-mono); }