/* 小黑点直播录屏 - Web UI 样式 */

:root {
  --primary: #1f9e5a;
  --primary-hover: #178a4b;
  --danger: #e74c3c;
  --danger-hover: #c0392b;
  --warning: #f39c12;
  --bg: #f5f7fa;
  --card-bg: #ffffff;
  --text: #2c3e50;
  --text-muted: #7f8c8d;
  --border: #e0e6ed;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
}

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

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

.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px;
}

/* 标题区 */
.row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

h1 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text);
}

.sub {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 20px;
}

/* Tab 切换 */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--border);
  padding-bottom: 0;
}

.tabs button {
  padding: 10px 20px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-muted);
  transition: all 0.2s;
}

.tabs button:hover {
  color: var(--primary);
}

.tabs button.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 500;
}

/* 卡片 */
.card {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.card h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

/* 提示框 */
.tip {
  background: #fff3cd;
  border-left: 4px solid var(--warning);
  padding: 12px 16px;
  border-radius: 4px;
  margin-bottom: 20px;
  font-size: 14px;
  color: #856404;
}

/* 输入框 */
input[type="text"],
input[type="number"],
select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus {
  border-color: var(--primary);
}

/* 按钮 */
button {
  padding: 8px 16px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s;
}

button:hover {
  background: var(--primary-hover);
}

button.sec {
  background: #3498db;
}

button.sec:hover {
  background: #2980b9;
}

button.danger {
  background: var(--danger);
}

button.danger:hover {
  background: var(--danger-hover);
}

button.sm {
  padding: 6px 12px;
  font-size: 13px;
}

/* 设置网格 */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.field input,
.field select {
  width: 100%;
}

/* 开关 */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--primary);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* 表格 */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  font-weight: 600;
  color: var(--text-muted);
  background: #fafbfc;
}

tr:hover td {
  background: #f8f9fa;
}

.muted {
  color: var(--text-muted);
}

/* 消息提示 */
.msg {
  margin-top: 10px;
  font-size: 14px;
  color: var(--primary);
}

/* 状态徽章 */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 12px;
  background: #f0f0f0;
  color: #666;
}
.badge.live {
  background: #d4edda;
  color: #155724;
}

/* 返回首页按钮 */
.home-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s;
}

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

/* 下载按钮组 */
.btn-group {
  display: flex;
  gap: 6px;
}

.btn-group button {
  flex: 1;
}

/* 单选按钮 */
input[type="radio"] {
  margin-right: 6px;
}

/* iframe */
iframe {
  width: 100%;
  height: 700px;
  border: none;
  border-radius: 8px;
}

/* 响应式 */
@media (max-width: 768px) {
  .wrap {
    padding: 16px;
  }
  
  .tabs {
    flex-direction: column;
  }
  
  .tabs button {
    margin-bottom: 4px;
  }
  
  table {
    font-size: 13px;
  }
  
  th, td {
    padding: 8px 6px;
  }
  
  .btn-group {
    flex-direction: column;
  }
}