:root {
  --bg: #0f1720;
  --card: #182230;
  --card-border: #2a3646;
  --text: #e6edf3;
  --text-dim: #8b98a9;
  --accent: #3b82f6;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

#app {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px 16px 60px;
}

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

h1 {
  font-size: 1.4rem;
  margin: 0;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
}

button {
  font: inherit;
  cursor: pointer;
}

.logout-btn, .btn-secondary {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-dim);
  border-radius: 8px;
  padding: 6px 12px;
}

.btn-primary {
  background: var(--accent);
  border: none;
  color: white;
  border-radius: 8px;
  padding: 10px 16px;
  font-weight: 600;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}

.add-form label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 10px 0 4px;
}

.add-form input, .add-form textarea, .add-form select {
  width: 100%;
  padding: 10px;
  background: #0f1720;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
}

.status-toggle {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.status-toggle label {
  flex: 1;
  text-align: center;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 10px;
  cursor: pointer;
  margin: 0;
  color: var(--text-dim);
}

.status-toggle input { display: none; }
.status-toggle input:checked + span { color: white; }
.status-toggle label:has(input:checked) {
  border-color: var(--accent);
  background: rgba(59,130,246,0.15);
  color: white;
}

.holding-fields { display: none; }
.holding-fields.show { display: block; }

.position-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.position-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}

.position-head .stock-name {
  font-weight: 700;
  font-size: 1.1rem;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
}
.badge.watching { color: var(--text-dim); }
.badge.holding { color: var(--green); border-color: var(--green); }

.position-meta {
  font-size: 0.85rem;
  color: var(--text-dim);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 6px 12px;
}

.position-meta .val { color: var(--text); }

.position-notes textarea {
  width: 100%;
  min-height: 50px;
  background: #0f1720;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  color: var(--text);
  padding: 8px;
  font-size: 0.9rem;
}

.position-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.empty-state {
  color: var(--text-dim);
  text-align: center;
  padding: 40px 0;
}

.section-title {
  font-size: 1rem;
  color: var(--text-dim);
  margin: 24px 0 10px;
}