:root {
  color-scheme: light;
  --bg: #f4f5f7;
  --card-bg: #fff;
  --header-bg: #1a2b3c;
  --header-text: #fff;
  --accent: #2b6cb0;
  --border: #dfe3e8;
  --text: #172b4d;
  --muted: #6b778c;
  --danger: #c0392b;
  --success: #2e7d32;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body {
  margin: 0; padding: 0; height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg); color: var(--text);
}
.screen { min-height: 100vh; }

/* Login */
#loginScreen {
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.login-box {
  background: var(--card-bg); border-radius: 12px; padding: 28px 24px;
  width: 100%; max-width: 380px; box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}
.login-logo { display: block; width: 96px; height: 96px; margin: 0 auto 8px; border-radius: 16px; }
.login-box h1 { font-size: 20px; margin: 0 0 16px; text-align: center; }
.tabs { display: flex; gap: 6px; margin-bottom: 16px; }
.tab-btn {
  flex: 1; padding: 8px; border: 1px solid var(--border); background: #fff;
  border-radius: 8px; cursor: pointer; font-size: 13px;
}
.tab-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.tab-pane { display: none; }
.tab-pane.active { display: block; }
label { display: block; font-size: 12px; color: var(--muted); margin: 10px 0 4px; }
input, select, textarea {
  width: 100%; padding: 10px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 15px; background: #fff; color: var(--text);
}
textarea { resize: vertical; font-family: inherit; }
input[type="checkbox"], input[type="radio"] {
  width: auto; flex: 0 0 auto; padding: 0; box-sizing: content-box;
}
button { font-family: inherit; }
.primary {
  width: 100%; margin-top: 16px; padding: 12px; border: none; border-radius: 8px;
  background: var(--accent); color: #fff; font-size: 15px; font-weight: 600; cursor: pointer;
}
.secondary {
  padding: 10px 16px; border: 1px solid var(--border); border-radius: 8px;
  background: #fff; color: var(--text); cursor: pointer;
}
.danger {
  padding: 10px 16px; border: none; border-radius: 8px;
  background: #fff; color: var(--danger); border: 1px solid var(--danger); cursor: pointer;
}
.success {
  padding: 10px 16px; border: none; border-radius: 8px;
  background: var(--success); color: #fff; cursor: pointer;
}
.badge-recurring { background: #e0f2fe; color: #075985; }
.recur-anchor-hint {
  background: #fff3cd; color: #7a5b00; border: 1px solid #f1c40f;
  border-radius: 6px; padding: 8px 10px; font-size: 12px; margin: 10px 0 0;
}
.error { color: var(--danger); font-size: 13px; min-height: 18px; margin-top: 8px; }
.success { color: var(--success); font-size: 13px; }
.hint { font-size: 12px; color: var(--muted); }

/* App header */
#appHeader {
  background: var(--header-bg); color: var(--header-text);
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; position: sticky; top: 0; z-index: 20;
}
.header-left, .header-right { display: flex; align-items: center; gap: 10px; }
.header-logo { width: 32px; height: 32px; border-radius: 6px; flex-shrink: 0; }
#appHeader h1 { font-size: 17px; margin: 0; }
.icon-btn {
  background: transparent; border: none; color: inherit; font-size: 18px;
  cursor: pointer; padding: 6px; border-radius: 6px; line-height: 1;
}
.icon-btn:hover { background: rgba(255,255,255,0.12); }
#whoami { font-size: 13px; opacity: 0.85; }
.board-switcher {
  background: rgba(255,255,255,0.12); color: #fff; border: none; border-radius: 6px;
  padding: 6px 10px; font-size: 15px; font-weight: 700; max-width: 45vw;
}
.board-switcher option { color: #172b4d; }

/* Board */
.board {
  display: flex; gap: 12px; overflow-x: auto; padding: 12px;
  height: calc(100vh - 52px);
}
.column {
  background: #ebecf0; border-radius: 10px; min-width: 260px; max-width: 280px;
  display: flex; flex-direction: column; flex-shrink: 0;
}
.column-header {
  padding: 10px 12px; font-weight: 700; font-size: 14px;
  display: flex; justify-content: space-between; align-items: center;
}
.column-title { flex: 1; }
.column-count { margin: 0 6px; color: var(--muted); font-weight: 600; }
.column-tools { display: flex; gap: 2px; }
.column-tool-btn {
  background: none; border: none; cursor: pointer; font-size: 13px; padding: 2px 4px;
  border-radius: 4px; opacity: 0.55; line-height: 1;
}
.column-tool-btn:hover { opacity: 1; background: rgba(0,0,0,0.08); }
.add-column-btn {
  flex-shrink: 0; align-self: flex-start; min-width: 140px; padding: 10px 14px;
  border: 2px dashed #b7c0cc; border-radius: 10px; background: transparent;
  color: var(--muted); font-size: 14px; cursor: pointer;
}
.add-column-btn:hover { background: rgba(0,0,0,0.05); }
.column-cards { flex: 1; overflow-y: auto; padding: 0 8px 8px; }
.column-add {
  margin: 0 8px 10px; padding: 8px; border: none; border-radius: 8px;
  background: rgba(0,0,0,0.06); cursor: pointer; font-size: 13px; color: var(--muted);
}
.column-add:hover { background: rgba(0,0,0,0.1); }

.card {
  background: var(--card-bg); border-radius: 8px; padding: 10px 12px; margin-bottom: 8px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15); cursor: grab; border-left: 5px solid #ccc;
}
.card-not-for-you { opacity: 0.25; }
.card-not-for-you:hover { opacity: 0.6; }
.sortable-ghost { opacity: 0.3; }
.sortable-chosen { box-shadow: 0 4px 10px rgba(0,0,0,0.25); }
.sortable-drag { opacity: 0.9; }
.column-cards { min-height: 20px; touch-action: pan-y; }
.card-title { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.card-next-subtask {
  font-size: 11px; color: var(--muted); margin-bottom: 4px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card-meta { font-size: 12px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.badge {
  display: inline-block; padding: 2px 7px; border-radius: 10px; font-size: 11px; font-weight: 600;
}
.badge-due { background: #fff3cd; color: #7a5b00; }
.badge-due.overdue { background: #fdecea; color: var(--danger); }
.badge-approval-offen { background: #fdecea; color: var(--danger); }
.badge-approval-erteilt { background: #e6f4ea; color: var(--success); }
.badge-private { background: #e3e8f0; color: var(--muted); }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45);
  display: flex; align-items: center; justify-content: center; z-index: 100; padding: 12px;
}
.modal-overlay[hidden] { display: none; }
.modal {
  background: #fff; border-radius: 12px; width: 100%; max-width: 520px;
  max-height: 92vh; display: flex; flex-direction: column; overflow: hidden;
}
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.modal-header h2 { font-size: 17px; margin: 0; }
.modal-body { padding: 14px 18px; overflow-y: auto; }
.modal-footer {
  display: flex; align-items: center; gap: 8px; padding: 12px 18px;
  border-top: 1px solid var(--border);
}
.spacer { flex: 1; }
.fieldset { border: 1px solid var(--border); border-radius: 8px; margin-top: 14px; padding: 8px 12px 12px; }
.fieldset legend { font-size: 12px; color: var(--muted); padding: 0 6px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
@media (max-width: 480px) { .grid2 { grid-template-columns: 1fr; } }

.subtask-list { display: flex; flex-direction: column; gap: 4px; margin-bottom: 8px; }
.subtask-row {
  display: flex; align-items: center; gap: 8px; font-size: 14px;
  width: 100%; box-sizing: border-box; padding: 6px 8px; border-radius: 4px;
  background: #fff;
}
.subtask-row.alt { background: #f4f5f7; }
.subtask-row span.subtask-text { flex: 1; min-width: 0; cursor: text; word-break: break-word; }
.subtask-row.editing { align-items: stretch; }
.subtask-edit-input {
  flex: 1; width: 100%; padding: 8px 10px; font-size: 15px; line-height: 1.4;
  color: var(--text) !important; background: #fff !important;
  border: 1px solid var(--accent); border-radius: 6px; color-scheme: light;
  font-family: inherit; resize: vertical; min-height: 36px;
}
.subtask-row.done span.subtask-text { text-decoration: line-through; color: var(--muted); }
.subtask-remove { background: none; border: none; color: var(--danger); cursor: pointer; font-size: 14px; padding: 2px 6px; }
.subtask-item { display: flex; flex-direction: column; }
.subtask-note-wrap { padding: 0 8px 4px 57px; }
.subtask-note {
  font-size: 12px; color: var(--muted); cursor: text; white-space: pre-wrap;
  word-break: break-word;
}
.subtask-note-add {
  background: none; border: none; color: var(--accent); cursor: pointer;
  font-size: 12px; padding: 0; text-align: left;
}
.subtask-note-edit-input {
  width: 100%; padding: 4px 6px; font-size: 12px; line-height: 1.4;
  color: var(--text) !important; background: #fff !important;
  border: 1px solid var(--accent); border-radius: 4px; color-scheme: light;
  font-family: inherit; resize: vertical; min-height: 24px;
}
.subtask-drag-handle { cursor: grab; color: var(--muted); touch-action: none; padding: 0 2px; }
.subtask-list .sortable-ghost { opacity: 0.3; }
.subtask-list .sortable-chosen { background: #f0f2f5; }
.subtask-add-row { display: flex; gap: 6px; }
.subtask-add-row input { flex: 1; }
.subtask-add-row .mic-field-wrap { flex: 1; }
.subtask-progress { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.mic-field-wrap { position: relative; }
.mic-field-wrap input, .mic-field-wrap textarea { padding-right: 38px; }
.mic-btn {
  position: absolute; right: 4px; top: 4px; width: 28px; height: 28px;
  border: none; background: transparent; cursor: pointer; font-size: 16px;
  border-radius: 50%; line-height: 1; padding: 0; color: var(--muted);
}
.mic-btn:hover { background: rgba(0,0,0,0.06); }
.mic-btn.listening { background: #fdecea; color: var(--danger); animation: mic-pulse 1s infinite; width: auto; min-width: 28px; padding: 0 7px; border-radius: 14px; font-size: 13px; white-space: nowrap; }
@keyframes mic-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(192,57,43,0.4); }
  50% { box-shadow: 0 0 0 6px rgba(192,57,43,0); }
}
.color-legend { display: flex; flex-direction: column; gap: 6px; }
.color-legend-row {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border: 2px solid var(--border); border-radius: 8px; font-size: 15px; color: var(--text);
  cursor: pointer; user-select: none;
}
.color-legend-row:hover { border-color: #b7c0cc; }
.color-legend-row.selected { border-color: #172b4d; background: #f0f2f5; font-weight: 600; }
.color-legend-dot { width: 20px; height: 20px; border-radius: 50%; flex-shrink: 0; }

.visibility-list { display: flex; flex-direction: column; gap: 6px; max-height: 160px; overflow-y: auto; }
.visibility-item { display: flex; align-items: center; gap: 8px; font-size: 14px; }

.attachment-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.attachment-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px;
}
.attachment-row a { color: var(--accent); text-decoration: none; word-break: break-all; }
.attachment-row a:hover { text-decoration: underline; }
.attachment-remove { background: none; border: none; color: var(--danger); cursor: pointer; font-size: 14px; padding: 2px 6px; }

.admin-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.admin-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px;
}
.admin-row .name { font-weight: 600; }
.admin-row .actions { display: flex; gap: 6px; }
.admin-row button { padding: 6px 10px; border-radius: 6px; border: none; cursor: pointer; font-size: 12px; }
.btn-approve { background: var(--success); color: #fff; }
.btn-deny, .btn-remove { background: var(--danger); color: #fff; }
.btn-admin-toggle { background: var(--accent); color: #fff; }
.board-visibility-row { flex-direction: column; align-items: flex-start; gap: 8px; }
.board-visibility-row .visibility-list { flex-direction: row; flex-wrap: wrap; gap: 10px 16px; max-height: none; }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: #172b4d; color: #fff; padding: 10px 18px; border-radius: 8px;
  font-size: 13px; z-index: 200;
}

.save-status { font-size: 13px; color: var(--muted); margin-left: 10px; align-self: center; }
.save-status.ok { color: #2f855a; }
.save-status.busy { color: var(--muted); }
.save-status.err { color: var(--danger); }