* {
    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;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    max-width: 1200px;
    width: 100%;
}

.header {
    text-align: center;
    color: white;
    margin-bottom: 50px;
}

.header h1 {
    font-size: 3em;
    margin-bottom: 10px;
}

.header p {
    font-size: 1.2em;
    opacity: 0.9;
}

.progress-container {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.stages {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    margin-bottom: 60px;
}

.stage {
    flex: 1;
    text-align: center;
    position: relative;
    opacity: 0.3;
    transition: opacity 0.3s ease;
}

.stage.active {
    opacity: 1;
}

.stage.completed {
    opacity: 1;
}

.stage-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #e0e0e0;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: all 0.3s ease;
}

.stage.active .stage-icon {
    background: #667eea;
    color: white;
    animation: pulse 1.5s ease-in-out infinite;
}

.stage.completed .stage-icon {
    background: #4caf50;
    color: white;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.stage-label {
    font-size: 14px;
    font-weight: 600;
    color: #333;
}

.connector {
    position: absolute;
    top: 30px;
    left: 0;
    right: 0;
    height: 2px;
    background: #e0e0e0;
    z-index: -1;
}

.connector-progress {
    height: 100%;
    background: #667eea;
    width: 0%;
    transition: width 0.5s ease;
}

.result-container {
    display: none;
    text-align: center;
}

.result-container.visible {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.screenshot {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error {
    color: #f44336;
    padding: 20px;
    background: #ffebee;
    border-radius: 10px;
    margin-top: 20px;
}

/* Mobile responsive styles */
@media (max-width: 480px) {
    .header h1 {
        font-size: 1.8em;
    }

    .header p {
        font-size: 1em;
    }

    .progress-container {
        padding: 20px 15px;
    }

    .stages {
        margin-bottom: 40px;
    }

    .stage {
        flex: 0 1 auto;
        min-width: 0;
    }

    .stage-icon {
        width: 45px;
        height: 45px;
        font-size: 18px;
        margin-bottom: 10px;
    }

    .stage-label {
        font-size: 11px;
        line-height: 1.2;
    }

    .connector {
        top: 22.5px;
    }
}