* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}
.container {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
    max-width: 400px;
    text-align: center;
    animation: fadeIn 0.5s ease;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 24px;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(102, 126, 234, 0); }
    100% { box-shadow: 0 0 0 0 rgba(102, 126, 234, 0); }
}
.icon i {
    font-size: 40px;
    color: white;
}
h1 {
    font-size: 24px;
    color: #333;
    margin-bottom: 12px;
}
.status {
    font-size: 16px;
    color: #666;
    margin-bottom: 24px;
}
.progress-bar {
    width: 100%;
    height: 8px;
    background: #f0f0f0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 24px;
}
.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 4px;
    width: 30%;
    animation: progress 2s ease-in-out infinite;
}
@keyframes progress {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}
.tips {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 16px;
    text-align: left;
}
.tips h3 {
    font-size: 14px;
    color: #333;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}
.tips h3 i {
    margin-right: 8px;
    color: #667eea;
}
.tips ul {
    list-style: none;
    padding: 0;
}
.tips li {
    font-size: 13px;
    color: #666;
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}
.tips li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
}
.btn {
    display: inline-block;
    margin-top: 24px;
    padding: 12px 32px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}