:root {
  --bg: #0f1419;
  --bg2: #1a2028;
  --surface: #232b36;
  --surface2: #2c3542;
  --border: #3a4553;
  --primary: #14b8a6;
  --primary-hover: #0d9488;
  --danger: #ef4444;
  --success: #22c55e;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --radius: 10px;
}

body.light {
  --bg: #f8fafc;
  --bg2: #f1f5f9;
  --surface: #ffffff;
  --surface2: #f8fafc;
  --border: #cbd5e1;
  --primary: #0d9488;
  --primary-hover: #0f766e;
  --text: #0f172a;
  --muted: #64748b;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* ── Loading ── */
#loading {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
}
.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.hidden { display: none !important; }

/* ── Login ── */
#login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.login-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.login-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 4px;
}
.login-sub {
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}
.login-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg2);
  padding: 4px;
  border-radius: 8px;
  margin-bottom: 1.25rem;
}
.login-tabs button {
  flex: 1;
  padding: 8px;
  border: 0;
  background: transparent;
  color: var(--muted);
  border-radius: 6px;
  font-size: 0.9rem;
  transition: all 0.15s;
}
.login-tabs button.active {
  background: var(--surface);
  color: var(--text);
}

.field { margin-bottom: 0.9rem; }
.field label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 4px;
}
.field input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.95rem;
}
.field input:focus {
  outline: none;
  border-color: var(--primary);
}

.btn {
  width: 100%;
  padding: 11px;
  background: var(--primary);
  color: #fff;
  border: 0;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background 0.15s;
}
.btn:hover { background: var(--primary-hover); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: var(--danger); }
.btn-small { width: auto; padding: 8px 14px; font-size: 0.85rem; }

.field select {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.95rem;
}
.field select:focus { outline: none; border-color: var(--primary); }

.member-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.member-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.member-row:last-child { border-bottom: 0; }
.member-name { font-weight: 500; font-size: 0.95rem; }
.member-role { font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 2px; }

.cal-hh-badge {
  font-size: 0.7rem;
  color: var(--muted);
  background: var(--surface2);
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 4px;
  letter-spacing: 0.5px;
}
@media (max-width: 600px) {
  .cal-hh-badge { display: none; }
}

/* ── Listen ── */
.count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  margin-left: auto;
}

.icon-picker {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.icon-swatch {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  border-radius: 8px;
  background: var(--bg2);
  border: 2px solid transparent;
  cursor: pointer;
  transition: border-color 0.15s;
}
.icon-swatch.selected {
  border-color: var(--primary);
  background: var(--surface2);
}

.add-item-row {
  display: flex;
  gap: 8px;
  margin-bottom: 1rem;
}
.add-item-row input[type="number"] {
  width: 64px;
  flex: 0 0 auto;
  text-align: center;
  padding: 10px 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.95rem;
}
.add-item-row input[type="text"] {
  flex: 1;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.95rem;
}
.add-item-row input:focus { outline: none; border-color: var(--primary); }

.modal-wide { max-width: 620px; }
.search-results {
  max-height: 50vh;
  overflow-y: auto;
  margin: 0.5rem 0 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.search-hit {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
}
.search-hit:last-child { border-bottom: 0; }
.search-hit:hover { background: var(--surface2); }
.search-hit-title {
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}
.search-hit-meta { font-size: 0.78rem; color: var(--muted); }

.fc .fc-jumpTo-button { font-size: 0.9rem; }

.invite-code {
  font-family: 'Courier New', monospace;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--primary);
}

.list-items {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.list-items + .list-section-label {
  margin-top: 1.5rem;
}
.list-section-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 8px 4px;
}

.list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.list-item:last-child { border-bottom: 0; }
.item-check {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  min-width: 0;
}
.item-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  cursor: pointer;
  accent-color: var(--primary);
}
.item-text {
  font-size: 0.95rem;
  color: var(--text);
  word-break: break-word;
}
.list-item.done .item-text {
  text-decoration: line-through;
  color: var(--muted);
}
.item-meta {
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 6px;
  background: var(--bg2);
  border-radius: 4px;
}
.item-del {
  background: transparent;
  border: 0;
  color: var(--muted);
  font-size: 1rem;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.15s, color 0.15s;
}
.item-del:hover {
  opacity: 1;
  color: var(--danger);
  background: var(--surface2);
}

.msg {
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.msg-error { background: rgba(239,68,68,0.12); color: var(--danger); border: 1px solid rgba(239,68,68,0.3); }
.msg-success { background: rgba(34,197,94,0.12); color: var(--success); border: 1px solid rgba(34,197,94,0.3); }

/* ── Main App ── */
#app { min-height: 100vh; display: flex; flex-direction: column; }
.topbar {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  gap: 12px;
}
.topbar h1 { font-size: 1.1rem; color: var(--primary); }
.topbar-spacer { flex: 1; }
.user-badge {
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.logout-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
}
.logout-btn:hover { color: var(--text); border-color: var(--muted); }

.content {
  flex: 1;
  padding: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}
.content-wide { max-width: 1200px; }

.topbar-cal {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  padding: 0 4px;
}
@media (max-width: 600px) {
  .topbar h1 { display: none; }
  .topbar-cal { font-size: 0.85rem; }
  .user-badge { display: none; }
}

.field-inline label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--text);
}
.field textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
}
.field textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.section-title {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.calendar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}
.calendar-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}
.calendar-card .cal-name {
  font-weight: 600;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.color-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  display: inline-block;
}
.calendar-card .cal-role {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 3rem 1rem;
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 100;
}
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  width: 100%;
  max-width: 420px;
}
.modal h2 { font-size: 1.15rem; margin-bottom: 1rem; }
.modal-actions {
  display: flex;
  gap: 8px;
  margin-top: 1.25rem;
}
.modal-actions .btn { flex: 1; }

.color-picker {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.color-swatch {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 3px solid transparent;
  cursor: pointer;
}
.color-swatch.selected { border-color: var(--text); }

/* ── FullCalendar Anpassungen fürs Dark-Theme ── */
#fc-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
}
.fc {
  --fc-border-color: var(--border);
  --fc-page-bg-color: var(--surface);
  --fc-neutral-bg-color: var(--surface2);
  --fc-neutral-text-color: var(--text);
  --fc-today-bg-color: rgba(20, 184, 166, 0.12);
  --fc-list-event-hover-bg-color: var(--surface2);
  color: var(--text);
}
.fc .fc-toolbar-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
}
.fc .fc-button {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 500;
  padding: 6px 12px;
  text-transform: capitalize;
}
.fc .fc-button:hover,
.fc .fc-button:focus {
  background: var(--border);
  border-color: var(--border);
  box-shadow: none;
}
.fc .fc-button-primary:not(:disabled).fc-button-active,
.fc .fc-button-primary:not(:disabled):active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.fc .fc-daygrid-day-number,
.fc .fc-col-header-cell-cushion {
  color: var(--text);
  text-decoration: none;
}
.fc .fc-day-other .fc-daygrid-day-number {
  color: var(--muted);
  opacity: 0.6;
}
.fc-theme-standard td,
.fc-theme-standard th,
.fc-theme-standard .fc-scrollgrid {
  border-color: var(--border);
}
.fc .fc-list-day-cushion {
  background: var(--surface2);
}
.fc .fc-daygrid-event {
  border-radius: 4px;
  padding: 2px 4px;
  font-size: 0.8rem;
  cursor: pointer;
}
.fc .fc-list-event td {
  padding: 8px;
}
@media (max-width: 600px) {
  #fc-container { padding: 0.5rem; }
  .fc .fc-toolbar { flex-direction: column; gap: 8px; }
  .fc .fc-toolbar-title { font-size: 1rem; }
  .fc .fc-button { padding: 4px 8px; font-size: 0.85rem; }
}