:root {
  --bg: #0f1117;
  --bg-card: #1a1d27;
  --bg-card-hover: #222633;
  --text: #e6e9f0;
  --text-dim: #9aa0b0;
  --accent: #f5b942;
  --accent-2: #5aa9e6;
  --border: #2a2e3a;
  --success: #4caf50;
  --warning: #ff9800;
  --error: #f44336;

  /* Region accent colors */
  --region-mondstadt: #7cb342;
  --region-liyue: #ef5350;
  --region-inazuma: #ab47bc;
  --region-sumeru: #26a69a;
  --region-fontaine: #42a5f5;
  --region-natlan: #ff7043;
  --region-nod-krai: #5c6bc0;
  --region-unknown: #607d8b;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.app-header {
  text-align: center;
  padding: 2rem 1rem 1rem;
  background: linear-gradient(180deg, #15171f 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
}

.app-header h1 { font-size: 2rem; font-weight: 700; }
.subtitle { color: var(--text-dim); margin-top: 0.25rem; }

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.step-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #000;
  font-weight: 700;
  font-size: 0.9rem;
}

.step-desc { color: var(--text-dim); margin-bottom: 1rem; }

.hidden { display: none !important; }

/* Step 1 */
.good-textarea {
  width: 100%;
  min-height: 140px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 0.75rem;
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  resize: vertical;
}

.button-row {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.btn {
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.1s, filter 0.1s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.btn:hover { filter: brightness(1.1); }
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--accent); color: #000; }
.btn-secondary { background: var(--border); color: var(--text); }
.btn-accent { background: var(--accent-2); color: #fff; }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.8rem; }

.status-bar {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  display: none;
}
.status-bar.show { display: block; }
.status-bar.success { background: rgba(76,175,80,0.15); border: 1px solid var(--success); }
.status-bar.warning { background: rgba(255,152,0,0.15); border: 1px solid var(--warning); }
.status-bar.error { background: rgba(244,67,54,0.15); border: 1px solid var(--error); }

/* Step 2 */
.bulk-controls {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.select-sm, .input-sm {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 0.35rem 0.5rem;
  font-size: 0.85rem;
}

.inline-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.character-groups { display: flex; flex-direction: column; gap: 1.5rem; }

.boss-group {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.boss-group-header {
  background: var(--group-accent, var(--border));
  padding: 0.6rem 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #fff;
}

.boss-group-header .badge-beta {
  font-size: 0.65rem;
  background: var(--warning);
  color: #000;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 700;
}

.badge-new {
  font-size: 0.65rem;
  background: var(--success);
  color: #000;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 700;
  vertical-align: middle;
}

.character-list { display: flex; flex-direction: column; }

.char-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.1s;
}
.char-row:last-child { border-bottom: none; }
.char-row:hover { background: var(--bg-card-hover); }
.char-row.off { opacity: 0.45; }

.char-check {
  width: 18px; height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.char-portrait {
  width: 44px; height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--border);
  flex-shrink: 0;
}
.char-portrait.error { display: none; }

.char-name {
  font-weight: 600;
  min-width: 130px;
  flex-shrink: 0;
}

.char-meta {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.char-badge {
  padding: 0.15rem 0.5rem;
  border-radius: 12px;
  background: var(--border);
  font-weight: 600;
}
.char-badge.need { background: rgba(245,185,66,0.2); color: var(--accent); }
.char-badge.done { background: rgba(76,175,80,0.2); color: var(--success); }
.char-badge.off { background: var(--border); color: var(--text-dim); }

.char-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.talent-pills { display: flex; gap: 0.4rem; }

.pill {
  padding: 0.3rem 0.6rem;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--bg);
  cursor: pointer;
  transition: all 0.1s;
  white-space: nowrap;
}
.pill.active { background: var(--accent); color: #000; border-color: var(--accent); }
.pill.done { background: rgba(76,175,80,0.15); color: var(--success); border-color: var(--success); cursor: pointer; }
.pill.off { opacity: 0.45; background: var(--bg); color: var(--text-dim); border-style: dashed; cursor: pointer; }
.pill-target {
  font: inherit;
  font-size: 0.7rem;
  font-weight: 700;
  border: none;
  background: transparent;
  color: inherit;
  padding: 0 0.1rem;
  cursor: pointer;
}
.pill.active .pill-target { color: #000; }
.reset-btn {
  margin-left: 0.4rem;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-dim);
  border-radius: 8px;
  width: 28px;
  height: 28px;
  font-size: 0.9rem;
  cursor: pointer;
  flex-shrink: 0;
}
.reset-btn:hover { color: var(--text); border-color: var(--accent); }

/* Step 3 */
.farm-controls {
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: var(--bg);
  border-radius: 8px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-dim);
  font-size: 0.85rem;
  cursor: pointer;
}
.toggle-input { position: absolute; opacity: 0; width: 0; height: 0; }
.toggle-track {
  width: 38px; height: 20px;
  border-radius: 12px;
  background: var(--border);
  position: relative;
  transition: background 0.15s;
  flex-shrink: 0;
}
.toggle-track::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform 0.15s, background 0.15s;
}
.toggle-input:checked + .toggle-track { background: var(--accent); }
.toggle-input:checked + .toggle-track::after { transform: translateX(18px); background: #000; }
.toggle-input:focus-visible + .toggle-track { outline: 2px solid var(--accent-2); }
.toggle-hint { opacity: 0.7; }

.summary-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}
.stat-value { font-size: 1.75rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 0.8rem; color: var(--text-dim); margin-top: 0.25rem; }

.boss-cards { display: flex; flex-direction: column; gap: 1rem; }

.boss-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--card-accent, var(--border));
  border-radius: 8px;
  padding: 1rem 1.25rem;
}

.boss-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--card-accent, var(--border));
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
}
.boss-card-title { font-size: 1.1rem; font-weight: 700; }
.boss-card-sub { font-size: 0.8rem; color: var(--text-dim); }

.boss-metrics {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}
.metric { font-size: 0.9rem; }
.metric strong { color: var(--accent); font-size: 1.1rem; }

.mat-chips { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.mat-chip {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  border-radius: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 0.8rem;
}
.mat-chip img { width: 24px; height: 24px; border-radius: 4px; }
.mat-chip .need { color: var(--accent); font-weight: 600; }
.mat-chip .satisfied { color: var(--success); }
.mat-chip .convertible { color: var(--accent-2); font-weight: 600; }
.mat-note { font-size: 0.8rem; color: var(--text-dim); font-style: italic; padding: 0.2rem 0; }

.contrib-chips { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.contrib-chip {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.5rem;
  border-radius: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 0.75rem;
}
.contrib-chip img { width: 20px; height: 20px; border-radius: 50%; }
.contrib-chip .count { color: var(--accent); font-weight: 600; }

.all-done {
  text-align: center;
  padding: 2rem;
  background: rgba(76,175,80,0.1);
  border: 1px solid var(--success);
  border-radius: 8px;
  font-size: 1.1rem;
  color: var(--success);
}

.app-footer {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-dim);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}
.app-footer a { color: var(--accent-2); }
.data-version { margin-top: 0.5rem; opacity: 0.7; }
.bmc-wrap { margin-top: 1rem; display: flex; justify-content: center; }
.bmc-wrap .bmc-btn { zoom: 0.5; }

@media (max-width: 640px) {
  .char-row { flex-wrap: wrap; }
  .char-controls { margin-left: 0; width: 100%; justify-content: space-between; }
  .boss-metrics { gap: 1rem; }
}