/* 公共样式 - 儿童友好主题 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
    background: linear-gradient(135deg, #fff8e7 0%, #ffe4f0 30%, #e8f4ff 70%, #f0ffe8 100%);
    background-attachment: fixed;
    color: #3a3a5c;
    min-height: 100vh;
}
.header {
    background: linear-gradient(135deg, #ff6b9d 0%, #c44dff 50%, #6eb5ff 100%);
    color: white;
    padding: 16px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(196, 77, 255, 0.3);
    position: relative;
    overflow: hidden;
}
.header::after {
    content: "✨🌟⭐💫";
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    opacity: 0.5;
}
.header h1 { font-size: 24px; font-weight: 800; letter-spacing: 2px; text-shadow: 0 2px 8px rgba(0,0,0,0.2); }
.header a { color: white; text-decoration: none; margin-left: 20px; opacity: 0.9; font-weight: 600; }
.header a:hover { opacity: 1; }
.btn {
    display: inline-block;
    padding: 10px 24px;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s;
    box-shadow: 0 3px 12px rgba(0,0,0,0.12);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.18); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(135deg, #ff6b9d, #c44dff); color: white; }
.btn-primary:hover { background: linear-gradient(135deg, #ff85b0, #d670ff); }
.btn-danger { background: linear-gradient(135deg, #ff6b6b, #ff4444); color: white; }
.btn-danger:hover { background: linear-gradient(135deg, #ff8888, #ff6666); }
.btn-success { background: linear-gradient(135deg, #51cf66, #2f9e44); color: white; }
.btn-success:hover { background: linear-gradient(135deg, #69db7c, #37b24d); }
.btn-warning { background: linear-gradient(135deg, #ffd43b, #fab005); color: #5c3d00; }
.btn-warning:hover { background: linear-gradient(135deg, #ffe066, #fcc419); }
.btn-sm { padding: 6px 14px; font-size: 13px; border-radius: 8px; }
.card {
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 20px rgba(196, 77, 255, 0.1);
    border: 1px solid rgba(255,255,255,0.6);
}
.loading { text-align: center; padding: 40px; color: #a39eb5; font-size: 16px; }
.error { text-align: center; padding: 40px; color: #ff6b6b; }
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}
.status-ready { background: #d3f9d8; color: #2b8a3e; }
.status-processing { background: #fff3bf; color: #946c00; }
.status-pending { background: #e9ecef; color: #5c5f66; }
.status-error { background: #ffe3e3; color: #c92a2a; }