:root {
  --bg: #0a0a0a;
  --card-bg: #141414;
  --border: #2a2a2a;
  --text: #e0e0e0;
  --text-dim: #888;
  --accent: #10b981;
  --accent-hover: #059669;
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 16px;
}

header {
  text-align: center;
  margin-bottom: 32px;
}

header h1 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
}

.subtitle {
  color: var(--text-dim);
  margin-top: 4px;
  font-size: 0.9rem;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 16px;
}

.card h2 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  color: var(--text);
}

.form-group {
  margin-bottom: 14px;
}

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

.form-group input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus {
  border-color: var(--accent);
}

.required { color: var(--danger); }
.optional { color: var(--text-dim); font-weight: normal; font-size: 0.8rem; }

.btn-primary, .btn-secondary, .btn-danger {
  display: inline-block;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
  color: #fff;
}

.btn-primary { background: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-secondary { background: #333; }
.btn-secondary:hover { background: #444; }

.btn-danger { background: var(--danger); margin-top: 12px; }
.btn-danger:hover { background: var(--danger-hover); }

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s;
  border-radius: 4px;
}

#progress-step {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.log-container {
  max-height: 300px;
  overflow-y: auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-size: 0.8rem;
  line-height: 1.5;
}

.log-entry {
  padding: 2px 0;
  color: var(--text-dim);
}

.log-entry .source {
  color: var(--accent);
  margin-right: 6px;
}

.log-entry.error .source { color: var(--danger); }

.result-info {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.result-info span {
  padding: 6px 12px;
  background: var(--bg);
  border-radius: 6px;
  font-size: 0.85rem;
  border: 1px solid var(--border);
}

.result-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.json-preview {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 0.8rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 300px;
  overflow-y: auto;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.history-item:last-child { border-bottom: none; }

.history-item .email { font-size: 0.9rem; }
.history-item .time { font-size: 0.8rem; color: var(--text-dim); }
.history-item .status {
  font-size: 0.8rem;
  padding: 2px 8px;
  border-radius: 4px;
}

.history-item .status.completed { background: #10b98122; color: var(--accent); }
.history-item .status.running { background: #3b82f622; color: #3b82f6; }
.history-item .status.error { background: #ef444422; color: var(--danger); }

.empty {
  color: var(--text-dim);
  text-align: center;
  padding: 20px;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  width: 320px;
  text-align: center;
}

.box h2 { margin-bottom: 16px; }

.box input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.95rem;
  margin-bottom: 12px;
  outline: none;
}

.box button {
  width: 100%;
  padding: 10px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  cursor: pointer;
}

.error {
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: 8px;
}

/* ── CPA 上传 ── */
.btn-cpa { background: #6366f1; }
.btn-cpa:hover { background: #4f46e5; }
.btn-cpa:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-sub2api { background: #f59e0b; }
.btn-sub2api:hover { background: #d97706; }
.btn-sub2api:disabled { opacity: 0.5; cursor: not-allowed; }

.cpa-toggle-row {
  display: flex;
  align-items: center;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text);
}

.toggle-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: #6366f1;
}

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

.cpa-status {
  margin-top: 12px;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
}

.cpa-status.cpa-ok {
  background: #10b98122;
  color: var(--accent);
  border: 1px solid #10b98144;
}

.cpa-status.cpa-err {
  background: #ef444422;
  color: var(--danger);
  border: 1px solid #ef444444;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}