/* styles.css - 音频转写纪要 品牌样式 */
/* 品牌色：青绿色系，区别于财报智析 */

:root {
  --primary: #0d9488;        /* 主色：青绿 */
  --primary-dark: #0f766e;
  --primary-light: #5eead4;
  --primary-bg: #f0fdfa;
  --ink: #1e293b;            /* 正文色 */
  --ink-light: #64748b;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --border: #e2e8f0;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

/* ===== 导航栏 ===== */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-brand {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}
.navbar-links { display: flex; gap: 24px; }
.navbar-links a {
  text-decoration: none;
  color: var(--ink-light);
  font-size: 14px;
  transition: color 0.2s;
}
.navbar-links a:hover { color: var(--primary); }
.navbar-cta {
  background: var(--primary);
  color: #fff;
  padding: 8px 20px;
  border-radius: var(--radius);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s;
}
.navbar-cta:hover { background: var(--primary-dark); }

/* ===== Hero 区 ===== */
.hero {
  text-align: center;
  padding: 80px 24px 60px;
  background: linear-gradient(135deg, var(--primary-bg) 0%, #ffffff 100%);
}
.hero h1 {
  font-size: 42px;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 12px;
}
.hero h1 span { color: var(--primary); }
.hero p {
  font-size: 18px;
  color: var(--ink-light);
  margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; }
.btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-bg); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ===== 工作区 ===== */
.workspace {
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 24px;
}

/* 步骤条 */
.steps {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-bottom: 40px;
}
.step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--ink-light);
  position: relative;
}
.step.active { color: var(--primary); font-weight: 600; }
.step.done { color: var(--success); }
.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  border: 2px solid var(--border);
  background: var(--bg);
}
.step.active .step-num { border-color: var(--primary); background: var(--primary); color: #fff; }
.step.done .step-num { border-color: var(--success); background: var(--success); color: #fff; }
.step-line {
  width: 40px;
  height: 2px;
  background: var(--border);
}
.step-line.done { background: var(--success); }

/* 卡片 */
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.card-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-title .icon { font-size: 18px; }

/* 激活码输入 */
.activation-input {
  display: flex;
  gap: 12px;
  max-width: 480px;
}
.activation-input input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.activation-input input:focus { border-color: var(--primary); }
.activation-input input::placeholder { color: #94a3b8; }

/* 上传区 */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--bg-soft);
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--primary);
  background: var(--primary-bg);
}
.upload-zone .upload-icon { font-size: 48px; margin-bottom: 12px; }
.upload-zone p { color: var(--ink-light); font-size: 14px; }
.upload-zone .formats { font-size: 12px; color: #94a3b8; margin-top: 8px; }

/* 文件信息 */
.file-info {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  padding: 12px 0;
}
.file-info-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
}
.file-info-item .label { color: var(--ink-light); }
.file-info-item .value { font-weight: 600; }
.file-info-item .ok { color: var(--success); }
.file-info-item .warn { color: var(--warning); }

/* 配置区 */
.config-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.config-item { display: flex; flex-direction: column; gap: 6px; }
.config-item label { font-size: 13px; font-weight: 600; color: var(--ink-light); }
.config-item input, .config-item select {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  background: var(--bg);
}
.config-item input:focus, .config-item select:focus { border-color: var(--primary); }

/* 字数滑块 */
.slider-container { display: flex; align-items: center; gap: 12px; }
.slider-container input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  outline: none;
}
.slider-container input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}
.slider-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  min-width: 60px;
  text-align: right;
}

/* 进度区 */
.progress-stages { display: flex; flex-direction: column; gap: 12px; }
.progress-stage {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}
.progress-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg);
  flex-shrink: 0;
}
.progress-dot.active {
  border-color: var(--primary);
  background: var(--primary);
  animation: pulse 1.5s infinite;
}
.progress-dot.done {
  border-color: var(--success);
  background: var(--success);
}
.progress-dot.error {
  border-color: var(--danger);
  background: var(--danger);
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* 纪要预览 */
.summary-preview {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  min-height: 300px;
  background: var(--bg);
  line-height: 1.8;
}
.summary-preview h2 {
  font-size: 20px;
  color: var(--ink);
  border-bottom: 2px solid var(--primary);
  padding-bottom: 8px;
  margin-bottom: 16px;
}
.summary-preview h3 {
  font-size: 16px;
  color: var(--ink);
  margin-top: 20px;
  margin-bottom: 8px;
}
.summary-preview blockquote {
  border-left: 4px solid var(--primary);
  margin: 12px 0;
  padding: 8px 16px;
  background: var(--primary-bg);
  color: var(--ink-light);
}
.summary-preview strong { color: var(--primary-dark); }

/* 导出按钮组 */
.export-actions { display: flex; gap: 8px; margin-top: 16px; }

/* 对话微调 */
.chat-area {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: 16px;
}
.chat-input-row { display: flex; gap: 8px; }
.chat-input-row input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  outline: none;
}
.chat-input-row input:focus { border-color: var(--primary); }
.chat-messages { margin-top: 12px; }
.chat-msg {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.6;
}
.chat-msg.user {
  background: var(--primary-bg);
  border-left: 3px solid var(--primary);
}
.chat-msg.assistant {
  background: var(--bg-soft);
  border-left: 3px solid var(--ink-light);
}

/* ===== 套餐区 ===== */
.pricing {
  padding: 60px 24px;
  background: var(--bg-soft);
  text-align: center;
}
.pricing h2 { font-size: 28px; margin-bottom: 32px; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
.price-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: all 0.2s;
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.price-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-light);
}
.price-card h3 { font-size: 16px; color: var(--ink-light); margin-bottom: 8px; }
.price-card .price { font-size: 36px; font-weight: 800; color: var(--primary); }
.price-card .price small { font-size: 14px; font-weight: 400; }
.price-card .desc { font-size: 13px; color: var(--ink-light); margin-top: 8px; }

/* ===== 页脚 ===== */
.footer {
  text-align: center;
  padding: 24px;
  font-size: 13px;
  color: var(--ink-light);
  border-top: 1px solid var(--border);
}

/* ===== 状态提示 ===== */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}
.status-badge.success { background: #dcfce7; color: #166534; }
.status-badge.warning { background: #fef3c7; color: #92400e; }
.status-badge.error { background: #fee2e2; color: #991b1b; }
.status-badge.info { background: #dbeafe; color: #1e40af; }

/* ===== 隐藏/显示 ===== */
.hidden { display: none !important; }

/* ===== 响应式 ===== */
@media (max-width: 640px) {
  .hero h1 { font-size: 28px; }
  .config-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
  .steps { flex-wrap: wrap; }
  .navbar { padding: 12px 16px; }
}