/* ============================================
   图文营销-确定商品关键信息 全局样式 V2
   浅色主题：白色背景、低饱和度蓝绿色调
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&display=swap');

:root {
  --primary: #5B8DEF;
  --primary-light: #7BA8F5;
  --primary-dark: #3D6FCF;
  --green: #4CAF50;
  --green-light: #66BB6A;
  --orange: #FF9800;
  --orange-light: #FFB74D;
  --bg: #F5F5F5;
  --bg-white: #FFFFFF;
  --card-bg: #FFFFFF;
  --card-border: #E8E8E8;
  --text-primary: #1A1A1A;
  --text-secondary: #666666;
  --text-muted: #999999;
  --border: #E0E0E0;
  --border-light: #F0F0F0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

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

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
}

/* ===== 通用组件 ===== */

/* 卡片 */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.3s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border: none;
  border-radius: 8px;
  font-size: 0.95em;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-green {
  background: var(--green);
  color: white;
}

.btn-green:hover {
  background: #43A047;
  transform: translateY(-1px);
}

.btn-orange {
  background: var(--orange);
  color: white;
}

.btn-orange:hover {
  background: #F57C00;
  transform: translateY(-1px);
}

.btn-outline {
  background: white;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

.btn-outline:hover {
  background: rgba(91, 141, 239, 0.06);
}

.btn-danger {
  background: #FEF2F2;
  color: #DC2626;
  border: 1px solid #FECACA;
}

.btn-danger:hover {
  background: #FEE2E2;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.85em;
}

/* 输入框 */
input[type="text"], input[type="password"], input[type="number"],
textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1em;
  font-family: inherit;
  background: white;
  color: var(--text-primary);
  transition: border-color 0.2s ease;
}

input[type="text"]:focus, input[type="password"]:focus, input[type="number"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(91, 141, 239, 0.1);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

/* 滑块 */
input[type="range"] {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--border-light);
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
}

/* 标签 */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.82em;
  font-weight: 600;
}

.badge-blue {
  background: rgba(91, 141, 239, 0.1);
  color: var(--primary);
}

.badge-green {
  background: rgba(76, 175, 80, 0.1);
  color: var(--green);
}

.badge-orange {
  background: rgba(255, 152, 0, 0.1);
  color: var(--orange);
}

/* 动画 */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.fade-in { animation: fadeInUp 0.35s ease forwards; }
.fade-in-delay-1 { animation: fadeInUp 0.35s ease 0.08s forwards; opacity: 0; }
.fade-in-delay-2 { animation: fadeInUp 0.35s ease 0.16s forwards; opacity: 0; }
.fade-in-delay-3 { animation: fadeInUp 0.35s ease 0.24s forwards; opacity: 0; }

/* 滚动条 */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #D0D0D0; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #B0B0B0; }

/* 响应式 */
@media (max-width: 768px) {
  .container { padding: 12px; }
  .card { padding: 16px; }
}