:root {
  --bg: #f4f6f3;
  --card: #ffffff;
  --text: #1f2a24;
  --muted: #6b7a70;
  --accent: #2e7d4f;
  --accent-dark: #256842;
  --border: #dde5df;
  --danger: #c0392b;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.app {
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

.app-header h1 {
  margin: 0;
  font-size: 1.9rem;
  letter-spacing: -0.5px;
}

.subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.sync-status {
  margin: 4px 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.sync-status.error {
  color: var(--danger);
}

.add-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.add-form input[type="text"] {
  width: 100%;
  font-size: 1rem;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
}

.add-form input[type="text"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(46, 125, 79, 0.15);
}

.add-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.add-row input[type="number"] {
  font-size: 0.9rem;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
}

.add-row select {
  flex: 1;
  min-width: 140px;
  font-size: 0.9rem;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  outline: none;
}

.btn {
  font-size: 0.9rem;
  padding: 9px 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s ease, opacity 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

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

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

.btn-ghost:hover:not(:disabled) {
  color: var(--danger);
  border-color: var(--danger);
}

.btn-ghost:disabled { opacity: 0.45; cursor: default; }

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.filters {
  display: flex;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px;
}

.filter-btn {
  border: none;
  background: transparent;
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
  color: var(--muted);
}

.filter-btn.active {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

.item-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.item-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.item-check {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: transparent;
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
}

.item-check svg {
  width: 17px;
  height: 17px;
  stroke: #fff;
  stroke-width: 3;
  fill: none;
  opacity: 0;
}

.item-card.done .item-check { background: var(--accent); }
.item-card.done .item-check svg { opacity: 1; }

.item-body { flex: 1; min-width: 0; }

.item-name {
  font-size: 1rem;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.item-card.done .item-name {
  text-decoration: line-through;
  color: var(--muted);
}

.item-meta {
  display: flex;
  gap: 8px;
  margin-top: 4px;
  align-items: center;
  flex-wrap: wrap;
}

.qty-badge, .cat-badge {
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
}

.qty-badge { background: #eef3ef; color: var(--muted); }
.cat-badge { background: #e8f1ea; color: var(--accent-dark); font-weight: 600; }

.item-actions { display: flex; gap: 4px; }

.icon-btn {
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  color: var(--muted);
  display: grid;
  place-items: center;
}

.icon-btn:hover { background: #eef3ef; color: var(--text); }
.icon-btn.danger:hover { background: #fdecea; color: var(--danger); }
.icon-btn svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; }

.edit-row { display: flex; gap: 8px; flex: 1; flex-wrap: wrap; }
.edit-row input, .edit-row select {
  font-size: 0.9rem;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
}
.edit-row .name-wrap { flex: 1; min-width: 120px; position: relative; }
.edit-row .name-wrap input { width: 100%; }
.edit-row input:focus, .edit-row select:focus { border-color: var(--accent); }

.empty-state {
  text-align: center;
  color: var(--muted);
  margin-top: 32px;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 10;
  background: var(--bg);
  display: grid;
  place-items: center;
  padding: 24px;
}

#login-overlay.hidden { display: none; }

.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  padding: 32px;
  text-align: center;
}

.login-card h1 {
  margin: 0;
  font-size: 1.5rem;
}

.login-card > p {
  margin: 8px 0 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

#login-form input[type="password"] {
  width: 100%;
  font-size: 1rem;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
}

#login-form input[type="password"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(46, 125, 79, 0.15);
}

#login-form .btn { width: 100%; margin-top: 10px; }

.login-error {
  margin: 12px 0 0 !important;
  color: var(--danger);
  font-size: 0.85rem;
}

.name-wrap { position: relative; }

.suggestions {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 5;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  max-height: 264px;
  overflow-y: auto;
}

.sug-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  font-size: 0.95rem;
  cursor: pointer;
}

.sug-item:hover, .sug-item.active { background: #eef3ef; }

.sug-cat {
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
}

.hidden { display: none; }