*{-webkit-tap-highlight-color:rgba(0, 0, 0, 0);-webkit-tap-highlight-color:transparent}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{-webkit-box-shadow:inset 0 0 6px rgba(0, 0, 0, 0.3);-webkit-border-radius:10px;border-radius:10px}::-webkit-scrollbar-thumb{-webkit-border-radius:10px;border-radius:10px;background:rgba(0, 0, 0, 0.4);-webkit-box-shadow:inset 0 0 6px rgba(0, 0, 0, 0.25)}::-webkit-scrollbar-thumb:window-inactive{background:rgba(0, 0, 0, 0.3)}html,body{margin:0;padding:0}*,*::before,*::after{box-sizing:border-box}body{line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}img,svg,video,canvas{display:block;max-width:100%}input,button,textarea,select{font:inherit;color:inherit}a{color:inherit;text-decoration:none}ul,ol{margin:0;padding:0;list-style:none}p,h1,h2,h3,h4,h5,h6{margin:0}.page-wrap{background:#f8fafc;color:#334155}.page-main{padding-bottom:40px}.page-container{max-width:1280px;margin:0 auto;padding:0 12px}.hero-section{border-bottom:1px solid #dbeafe;background:linear-gradient(135deg, #eff6ff 0%, #ffffff 55%, rgba(219, 234, 254, 0.6) 100%)}.hero-section .hero-inner{padding-top:28px;padding-bottom:36px}.hero-section .hero-content{max-width:768px}.hero-section .hero-title{margin:0;font-size:36px;line-height:1.25;color:#0f172a}.hero-section .hero-desc{margin:8px 0 0;font-size:16px;line-height:1.8;color:#475569}.tool-section{margin-top:32px}.tool-app{min-height:420px}.tool-loading{display:flex;align-items:center;justify-content:center;padding:24px;color:#64748b}.tool-loading .tool-loading-inner{text-align:center}.tool-loading .tool-loading-icon{width:48px;height:48px;margin:0 auto 16px;color:#3b82f6;animation:page-spin 1s linear infinite}.tool-loading .tool-loading-icon-bg{opacity:0.25}.tool-loading .tool-loading-icon-line{opacity:0.75}.tool-loading .tool-loading-text{margin:0;font-size:18px;font-weight:500;color:#475569}.content-section{margin-top:32px}.warning-card{border:1px solid #fecaca;border-radius:16px;background:#fef2f2;padding:20px}.warning-card .warning-title{margin:0;font-size:20px;color:#b91c1c}.warning-card .warning-text{margin:10px 0 0;font-size:14px;line-height:1.9;color:#b91c1c}.info-stack .info-card+.info-card{margin-top:16px}.info-card{border:1px solid #e2e8f0;border-radius:16px;background:#ffffff;padding:20px;box-shadow:0 1px 2px rgba(15, 23, 42, 0.08)}.info-card .info-title{margin:0;font-size:20px;color:#0f172a}.info-card .info-text{margin:10px 0 0;font-size:14px;line-height:1.9;color:#475569}.tag-list{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}.tag-item{display:inline-block;border-radius:999px;padding:4px 12px;font-size:12px}.tag-blue{background:#eff6ff;color:#1d4ed8}.tag-green{background:#ecfdf5;color:#047857}.step-list{margin-top:12px}.step-list .step-item+.step-item{margin-top:8px}.step-item{margin:0;border-radius:8px;background:#f8fafc;padding:8px 12px;font-size:14px;line-height:1.75;color:#475569}.faq-item{margin-top:12px;border-radius:12px;padding:12px;font-size:14px;line-height:1.75}.faq-warning{border:1px solid #fde68a;background:#fffbeb;color:#b45309}.faq-info{border:1px solid #bfdbfe;background:#eff6ff;color:#1d4ed8}@keyframes page-spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}@media (min-width:768px){.page-container{padding:0 24px}.warning-card,.info-card{padding:24px}}