:root {
  --bg: #0f0f13;
  --bg2: #1a1a24;
  --bg3: #242434;
  --border: #2e2e44;
  --accent: #7c5cbf;
  --accent2: #9d7de8;
  --accent-dim: rgba(124, 92, 191, 0.15);
  --gold: #f0b429;
  --gold-dim: rgba(240, 180, 41, 0.12);
  --text: #e8e8f0;
  --text-muted: #7a7a9a;
  --danger: #e05260;
  --danger-dim: rgba(224, 82, 96, 0.15);
  --success: #4caf7d;
  --success-dim: rgba(76, 175, 125, 0.15);
  --radius: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

/* ── Auth pages ── */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: radial-gradient(ellipse at 50% 0%, rgba(124,92,191,0.15) 0%, transparent 60%);
}

.auth-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow);
}

.auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo .emoji { font-size: 3rem; display: block; margin-bottom: 0.5rem; }
.auth-logo h1 { font-size: 1.5rem; font-weight: 700; color: var(--text); }
.auth-logo p { color: var(--text-muted); font-size: 0.875rem; margin-top: 0.25rem; }

/* ── Forms ── */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.875rem;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent2);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select option { background: var(--bg3); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); }

.btn-gold {
  background: var(--gold);
  color: #1a1000;
}
.btn-gold:hover { background: #f5c455; transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--bg3); color: var(--text); }

.btn-danger {
  background: var(--danger-dim);
  color: var(--danger);
  border: 1px solid transparent;
}
.btn-danger:hover { background: var(--danger); color: #fff; }

.btn-success {
  background: var(--success-dim);
  color: var(--success);
  border: 1px solid transparent;
}
.btn-success:hover { background: var(--success); color: #fff; }

.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn-full { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ── Error/Success messages ── */
.alert {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  margin-bottom: 1rem;
  display: none;
}
.alert.show { display: block; }
.alert-error { background: var(--danger-dim); color: var(--danger); border: 1px solid rgba(224,82,96,0.3); }
.alert-success { background: var(--success-dim); color: var(--success); border: 1px solid rgba(76,175,125,0.3); }

/* ── App layout ── */
.app { display: flex; flex-direction: column; min-height: 100vh; }

.topbar {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 0 1.5rem;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.05rem;
}
.topbar-brand .emoji { font-size: 1.3rem; }

.topbar-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
}
.topbar-user .username {
  color: var(--text-muted);
}
.topbar-user .username strong { color: var(--text); }

.main { flex: 1; padding: 1.5rem; max-width: 1100px; margin: 0 auto; width: 100%; }

/* ── Stats bar ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
}
.stat-card .stat-num {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1;
}
.stat-card .stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}
.stat-card.stat-me .stat-num { color: var(--accent2); }
.stat-card.stat-other .stat-num { color: var(--gold); }
.stat-card.stat-done .stat-num { color: var(--success); }

/* ── Add item ── */
.add-section {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  overflow: hidden;
}
.add-header {
  padding: 0.875rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
}
.add-header:hover { background: var(--bg3); }
.add-header .toggle-icon { transition: transform 0.2s; color: var(--text-muted); }
.add-header.open .toggle-icon { transform: rotate(180deg); }

.add-body {
  display: none;
  padding: 1.25rem;
  border-top: 1px solid var(--border);
}
.add-body.open { display: block; }

.add-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 600px) { .add-row { grid-template-columns: 1fr; } }

/* ── Filters / Tabs ── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 0.4rem 0.9rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.825rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.filter-btn:hover { border-color: var(--accent); color: var(--text); }
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.filter-btn.gold.active {
  background: var(--gold);
  border-color: var(--gold);
  color: #1a1000;
}

/* ── Section headers ── */
.section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 1.25rem 0 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Item cards ── */
.items-list { display: flex; flex-direction: column; gap: 0.5rem; }

.item-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.875rem 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  transition: border-color 0.15s;
  animation: slideIn 0.2s ease;
}
.item-card:hover { border-color: var(--accent); }
.item-card.done { opacity: 0.5; }
.item-card.done .item-title { text-decoration: line-through; }

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.item-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
  margin-top: 2px;
}
.item-check:hover { border-color: var(--success); }
.item-card.done .item-check { background: var(--success); border-color: var(--success); }
.item-check-icon { display: none; color: #fff; font-size: 0.7rem; font-weight: 900; }
.item-card.done .item-check-icon { display: block; }

.item-content { flex: 1; min-width: 0; }
.item-title { font-size: 0.95rem; font-weight: 600; word-break: break-word; }
.item-desc { font-size: 0.825rem; color: var(--text-muted); margin-top: 0.2rem; word-break: break-word; }

.item-meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-todo { background: var(--accent-dim); color: var(--accent2); }
.badge-mitbringen { background: var(--gold-dim); color: var(--gold); }
.badge-assigned { background: var(--bg3); color: var(--text-muted); border: 1px solid var(--border); }

.item-actions {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
  align-items: flex-start;
}

/* ── Edit modal ── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-backdrop.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow);
  transform: translateY(20px);
  transition: transform 0.2s;
}
.modal-backdrop.open .modal { transform: translateY(0); }
.modal h2 { font-size: 1.1rem; margin-bottom: 1.25rem; }
.modal-footer { display: flex; gap: 0.5rem; justify-content: flex-end; margin-top: 1rem; }

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.empty-state .empty-icon { font-size: 2rem; margin-bottom: 0.5rem; }

/* ── Toast ── */
.toast-wrap {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 1rem;
  font-size: 0.875rem;
  box-shadow: var(--shadow);
  animation: toastIn 0.25s ease;
  pointer-events: all;
}
.toast.toast-ok { border-color: var(--success); color: var(--success); }
.toast.toast-err { border-color: var(--danger); color: var(--danger); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }