:root{ --primary-color:#1976D2; --accent-color:#27ae60; --text-color:#333; --text-light:#555; --bg-gradient:linear-gradient(180deg,#ffffff 0%,#f1f8f3 100%); --card-bg:#ffffff; --border-radius:12px;}body{font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;margin:0;color:var(--text-color);line-height:1.6;background-color:#fafafa;}.content-wrapper{max-width:800px;margin:0 auto 4rem auto;padding:0 1.5rem;}.hero-start{padding:4rem 1.5rem 3rem 1.5rem;text-align:center;background:var(--bg-gradient);border-bottom:1px solid #e0e0e0;margin-bottom:3rem;}.hero-title{font-size:2.5rem;font-weight:800;color:var(--primary-color);margin:0 0 1rem 0;}.hero-text{font-size:1.15rem;color:var(--text-light);max-width:600px;margin:0 auto 2rem auto;}.download-box{background:white;padding:2rem;border-radius:var(--border-radius);box-shadow:0 4px 12px rgba(0,0,0,0.08);display:inline-block;border:1px solid #eee;}.btn-primary{background-color:var(--primary-color);color:#fff;font-weight:700;padding:0.8rem 2rem;border-radius:50px;text-decoration:none;display:inline-block;transition:background-color 0.2s,transform 0.2s;margin:0.5rem 0;}.btn-primary:hover{background-color:#1565C0;transform:translateY(-2px);}.small-hint{font-size:0.85rem;color:#999;margin:0;}.info-block{background:white;padding:2rem;border-radius:var(--border-radius);border:1px solid #eee;}.info-block h2{color:#2c3e50;margin-top:0;}.divider{border:0;border-top:1px solid #ddd;margin:3rem 0;}.steps-section h2{text-align:center;color:var(--primary-color);margin-bottom:0.5rem;}.steps-intro{text-align:center;color:var(--text-light);margin-bottom:2.5rem;}.simple-step-list{list-style:none;padding:0;margin:0;}.simple-step-list li{background:white;border-radius:var(--border-radius);padding:1.5rem;margin-bottom:1.5rem;box-shadow:0 2px 8px rgba(0,0,0,0.04);display:flex;gap:1.5rem;align-items:flex-start;border-left:5px solid transparent;transition:transform 0.2s;}.simple-step-list li:hover{transform:translateX(5px);border-left-color:var(--accent-color);}.step-number{background-color:var(--primary-color);color:white;font-weight:bold;font-size:1.2rem;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;}.step-content h3{margin:0 0 0.5rem 0;font-size:1.25rem;color:#333;}.step-content p{margin:0;color:var(--text-light);}.detail-list{margin-top:1rem;padding-left:1.2rem;list-style-type:none;}.detail-list li{background:none;box-shadow:none;padding:0.2rem 0;margin:0;display:block;color:#444;}