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0;position:relative}.section-header{text-align:center;margin-bottom:5rem;position:relative}.section-header:after{content:"";position:absolute;bottom:-1.5rem;left:50%;transform:translate(-50%);width:60px;height:3px;background:var(--primary-color);border-radius:2px}.section-header h2{font-size:2.75rem;color:var(--text-color);margin-bottom:1.25rem;font-weight:700;letter-spacing:-.5px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}.section-header p{font-size:1.2rem;color:var(--text-secondary);font-weight:400;letter-spacing:.2px;max-width:700px;margin:0 auto;line-height:1.7}.customization-content{padding:0;background:var(--bg-primary)}.description-section{max-width:900px;margin:0 auto 4rem;text-align:center}.description-text{font-size:1.15rem;line-height:1.8;color:var(--text-secondary);margin:0}.features-section{margin-bottom:4rem}.features-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1.5rem;max-width:1400px;margin:0 auto;justify-items:center}.feature-button{background:var(--bg-primary);color:var(--text-color);padding:2rem 1.5rem;border-radius:12px;display:flex;flex-direction:column;align-items:center;gap:1rem;box-shadow:0 2px 12px #1e3c7214;transition:all .4s cubic-bezier(.4,0,.2,1);cursor:default;border:1px solid var(--border-light);position:relative;overflow:hidden;width:100%;max-width:180px}.feature-button:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary-color);transform:scaleX(0);transition:transform .4s cubic-bezier(.4,0,.2,1)}.feature-button:hover{transform:translateY(-6px);box-shadow:0 8px 24px #1e3c7226;border-color:var(--primary-color)}.feature-button:hover:before{transform:scaleX(1)}.feature-icon{font-size:2.25rem;transition:transform .4s cubic-bezier(.4,0,.2,1)}.feature-button:hover .feature-icon{transform:scale(1.1)}.feature-text{font-size:1rem;font-weight:600;text-align:center;letter-spacing:.3px;color:var(--text-color);line-height:1.4}.conclusion-section{max-width:900px;margin:0 auto;text-align:center;padding-top:3rem;border-top:1px solid var(--border-light)}.conclusion-text{font-size:1.1rem;line-height:1.8;color:var(--text-secondary);margin:0}.conclusion-highlight{color:var(--primary-color);font-weight:600}@media (max-width: 1400px){.features-grid{grid-template-columns:repeat(4,1fr);gap:1.5rem}}@media (max-width: 968px){.features-grid{grid-template-columns:repeat(3,1fr);gap:1.25rem}.feature-button{padding:1.75rem 1.25rem;max-width:100%}.feature-icon{font-size:2rem}.feature-text{font-size:.95rem}}@media (max-width: 768px){.customization-page{padding:3rem 0}.section-header{margin-bottom:3rem}.section-header h2{font-size:2rem}.section-header p{font-size:1rem}.description-section{margin-bottom:3rem}.description-text{font-size:1rem}.features-section{margin-bottom:3rem}.features-grid{grid-template-columns:1fr;gap:1.5rem}.feature-button{padding:2rem 1.5rem}.conclusion-section{padding-top:2rem}.conclusion-text{font-size:1rem}}@media (max-width: 480px){.section-header h2{font-size:1.75rem}}.strength-section{padding:6rem 0;background:var(--bg-primary);position:relative}.strength-header{background:var(--bg-primary);color:var(--text-color);padding:0;text-align:center;margin-bottom:5rem}.strength-title{font-size:2.75rem;font-weight:700;margin-bottom:1.25rem;letter-spacing:-.5px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;position:relative}.strength-title:after{content:"";position:absolute;bottom:-1.5rem;left:50%;transform:translate(-50%);width:60px;height:3px;background:var(--primary-color);border-radius:2px}.strength-subtitle{font-size:1.2rem;color:var(--text-secondary);max-width:700px;margin:2rem auto 0;font-weight:400;line-height:1.7}.strength-content{padding:0}.strength-intro{display:grid;grid-template-columns:1fr 1fr;gap:4rem;margin-bottom:5rem;align-items:center;max-width:1200px;margin-left:auto;margin-right:auto}.intro-image{width:100%;height:420px;border-radius:8px;overflow:hidden;box-shadow:var(--shadow-lg);background:linear-gradient(135deg,var(--primary-lighter) 0%,var(--primary-color) 100%);position:relative}.intro-image img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.intro-text{padding:2rem 0}.intro-text h3{font-size:1.9rem;color:var(--text-color);margin-bottom:1.5rem;font-weight:600;line-height:1.3;letter-spacing:-.3px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}.intro-text p{font-size:1.05rem;color:var(--text-secondary);line-height:1.8;text-align:justify}.strength-features{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;margin-bottom:5rem;max-width:1200px;margin-left:auto;margin-right:auto}.feature-block{background:var(--bg-primary);padding:2.5rem 2rem;border-radius:12px;text-align:center;transition:all .4s cubic-bezier(.4,0,.2,1);border:1px solid var(--border-light);box-shadow:0 2px 12px #1e3c7214;position:relative;overflow:hidden}.feature-block:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary-color);transform:scaleX(0);transition:transform .4s cubic-bezier(.4,0,.2,1)}.feature-block:hover{transform:translateY(-6px);box-shadow:0 8px 24px #1e3c7226;border-color:var(--primary-color)}.feature-block:hover:before{transform:scaleX(1)}.feature-icon{font-size:3rem;margin-bottom:1rem;display:block;filter:drop-shadow(0 2px 4px rgba(24,144,255,.2))}.feature-block h4{font-size:1.3rem;color:var(--text-color);margin-bottom:.75rem;font-weight:600;letter-spacing:-.2px}.feature-block p{font-size:.95rem;color:var(--text-secondary);line-height:1.6;margin:0}.strength-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;max-width:1200px;margin:0 auto}.gallery-item{aspect-ratio:1;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px #1e3c7214;transition:all .4s cubic-bezier(.4,0,.2,1);background:linear-gradient(135deg,var(--primary-lighter) 0%,var(--bg-secondary) 100%);position:relative;border:1px solid var(--border-light)}.gallery-item img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.gallery-item:hover{transform:translateY(-6px) scale(1.02);box-shadow:0 8px 24px #1e3c7226;border-color:var(--primary-color)}@media (max-width: 968px){.strength-intro{grid-template-columns:1fr;gap:2rem}.intro-image{height:320px}.strength-features{grid-template-columns:repeat(2,1fr);gap:1.5rem}.strength-gallery{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.strength-section{padding:3rem 0}.strength-header{margin-bottom:3rem}.strength-title{font-size:2rem}.strength-subtitle{font-size:1rem}.strength-intro{margin-bottom:3rem}.intro-text{padding:1rem 0}.intro-text h3{font-size:1.6rem}.intro-text p{font-size:1rem}.strength-features{grid-template-columns:1fr;gap:1.5rem;margin-bottom:3rem}.feature-block{padding:2rem 1.5rem}.strength-gallery{grid-template-columns:1fr;gap:1.5rem}}@media (max-width: 480px){.strength-title{font-size:1.75rem}}.home{min-height:calc(100vh - 200px)}.home section{scroll-margin-top:100px}.home section#home .hero{margin-top:0;padding-top:0}.home section#home{margin-top:0;padding-top:0}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #1e3c72;--primary-light: #2a5298;--primary-dark: #152a4a;--primary-lighter: #e8f0f8;--secondary-color: #52c41a;--accent-color: #ff4d4f;--accent-light: #ff7875;--text-color: #262626;--text-secondary: #595959;--text-tertiary: #8c8c8c;--text-light: #bfbfbf;--bg-primary: #ffffff;--bg-secondary: #fafafa;--bg-tertiary: #f5f5f5;--bg-dark: #001529;--border-color: #d9d9d9;--border-light: #f0f0f0;--shadow-sm: 0 2px 8px rgba(30, 60, 114, .08);--shadow-md: 0 4px 16px rgba(30, 60, 114, .12);--shadow-lg: 0 8px 24px rgba(30, 60, 114, .16);--shadow-xl: 0 12px 32px rgba(30, 60, 114, .2)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-color);line-height:1.7;font-size:16px}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1}.container{max-width:1280px;margin:0 auto;padding:0 2rem}@media (max-width: 768px){.container{padding:0 1.5rem}}@media (max-width: 480px){.container{padding:0 1rem}}a{color:inherit;text-decoration:none}button{font-family:inherit}img{max-width:100%;height:auto}html{scroll-behavior:smooth}*:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px;border-radius:2px}.skip-to-content{position:absolute;top:-40px;left:0;background:var(--primary-color);color:#fff;padding:.5rem 1rem;text-decoration:none;z-index:10000;border-radius:0 0 4px}.skip-to-content:focus{top:0}::selection{background:var(--primary-color);color:#fff}.section-spacing{padding:5rem 0}.section-spacing-large{padding:6rem 0}@media (max-width: 768px){.section-spacing{padding:3rem 0}.section-spacing-large{padding:4rem 0}}