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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.guide-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.category {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.guide-header h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 300;
}

.guide-content {
    padding: 40px 30px;
}

.step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 32px;
    padding: 24px;
    background: #f8f9fa;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
}

.step:hover {
    background: #f1f3f4;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.step-number {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    margin-right: 20px;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #2d3748;
}

.step-content p {
    color: #4a5568;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.image-container {
    margin-top: 16px;
}

.guide-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.guide-image:hover {
    transform: scale(1.02);
}

.completion {
    text-align: center;
    padding: 32px;
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    border-radius: 12px;
    margin-top: 32px;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 2rem;
    font-weight: bold;
}

.completion h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.completion p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.inline-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: all 0.2s ease;
}

.inline-link:hover {
    color: #764ba2;
    border-bottom-color: #764ba2;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .guide-header {
        padding: 30px 20px;
    }

    .guide-header h1 {
        font-size: 1.8rem;
    }

    .guide-content {
        padding: 30px 20px;
    }

    .step {
        flex-direction: column;
        text-align: center;
    }

    .step-number {
        margin-right: 0;
        margin-bottom: 16px;
    }

    .step-content h3 {
        font-size: 1.2rem;
    }

    .completion {
        padding: 24px 16px;
    }

    .success-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .guide-header h1 {
        font-size: 1.6rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .step-content h3 {
        font-size: 1.1rem;
    }

    .step-content p {
        font-size: 0.95rem;
    }
}