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var(--color-border-light);padding:var(--space-10) 0;background:var(--color-bg-primary)}.metrics-grid{display:flex;justify-content:center;align-items:center;gap:var(--space-16)}.metric{display:flex;align-items:baseline;gap:var(--space-1);flex-wrap:wrap}.metric-value{font-size:var(--text-2xl);font-weight:var(--font-semibold);letter-spacing:var(--tracking-tighter);color:var(--color-text-primary)}.metric-unit{font-size:var(--text-md);font-weight:var(--font-medium);color:var(--color-text-tertiary)}.metric-label{width:100%;font-size:var(--text-xs);font-weight:var(--font-medium);letter-spacing:var(--tracking-wide);color:var(--color-text-quaternary);margin-top:var(--space-1)}.metric-divider{width:1px;height:48px;background:var(--color-border-light)}@media(max-width:1024px){.hero-content{grid-template-columns:1fr;text-align:center;gap:var(--space-12)}.hero-text{max-width:100%;order:2}.hero-visual{order:1}.hero-cta{justify-content:center}.hero-product{max-width:360px}}@media(max-width:768px){.hero-main{min-height:auto;padding-top:80px}.hero-content{padding-top:var(--space-10);padding-bottom:var(--space-10)}.hero-cta{flex-direction:column}.hero-cta 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0;background:var(--color-bg-primary)}.showcase__header{text-align:center;margin-bottom:var(--space-16)}.showcase__eyebrow{display:inline-block;font-size:var(--text-xs);font-weight:var(--font-medium);letter-spacing:var(--tracking-wider);text-transform:uppercase;color:var(--color-secondary);margin-bottom:var(--space-4)}.showcase__title{font-size:clamp(32px,5vw,48px);font-weight:var(--font-semibold);letter-spacing:var(--tracking-tighter);margin-bottom:var(--space-3)}.showcase__subtitle{font-size:var(--text-md);color:var(--color-text-tertiary)}.showcase__main{display:flex;flex-direction:column;align-items:center;gap:var(--space-10)}.showcase__gallery{display:flex;align-items:center;gap:var(--space-6);width:100%;max-width:720px}.showcase__nav{width:48px;height:48px;border-radius:var(--radius-full);background:var(--color-bg-primary);border:1px solid var(--color-border-light);display:flex;align-items:center;justify-content:center;color:var(--color-text-tertiary);transition:all 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var(--ease-out)}.showcase__dot--active{width:24px;background:var(--color-secondary)}.showcase__dot:hover:not(.showcase__dot--active){background:var(--color-text-quaternary)}@media(max-width:768px){.showcase{padding:var(--space-20) 0}.showcase__nav{display:none}.showcase__viewport{border-radius:var(--radius-lg)}.showcase__slide{padding:var(--space-6)}}.features{padding:var(--space-24) 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var(--ease-out)}.feature:hover{border-color:var(--color-border-medium);box-shadow:var(--shadow-sm)}.feature__icon{width:40px;height:40px;background:var(--color-bg-warm);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--color-secondary);margin-bottom:var(--space-4)}.feature__title{font-size:var(--text-base);font-weight:var(--font-medium);margin-bottom:var(--space-1)}.feature__desc{font-size:var(--text-sm);color:var(--color-text-tertiary);line-height:var(--leading-relaxed)}@media(max-width:1024px){.features__grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.features{padding:var(--space-20) 0}.features__grid{grid-template-columns:1fr}.feature{padding:var(--space-5)}}.technology{padding:var(--space-24) 0;background:var(--color-bg-primary)}.technology-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-20);align-items:center}.technology-content{max-width:480px}.technology-label{display:inline-block;font-size:var(--text-xs);font-weight:var(--font-medium);letter-spacing:var(--tracking-wider);text-transform:uppercase;color:var(--color-secondary);margin-bottom:var(--space-4)}.technology-title{font-size:clamp(32px,4vw,44px);font-weight:var(--font-semibold);letter-spacing:var(--tracking-tighter);line-height:var(--leading-tight);margin-bottom:var(--space-5)}.text-warm{color:var(--color-secondary)}.technology-description{font-size:var(--text-md);color:var(--color-text-tertiary);line-height:var(--leading-relaxed);margin-bottom:var(--space-10)}.tech-stats{display:flex;gap:var(--space-10)}.stat{display:flex;flex-direction:column}.stat-value{font-size:clamp(28px,3vw,36px);font-weight:var(--font-semibold);color:var(--color-secondary);letter-spacing:var(--tracking-tight);line-height:1}.stat-label{font-size:var(--text-xs);font-weight:var(--font-medium);color:var(--color-text-quaternary);letter-spacing:var(--tracking-wide);margin-top:var(--space-2)}.technology-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3)}.tech-card{background:var(--color-bg-tertiary);border-radius:var(--radius-lg);padding:var(--space-5);display:flex;gap:var(--space-4);transition:all var(--duration-normal) var(--ease-out);border:1px solid transparent}.tech-card:hover{background:var(--color-bg-warm);border-color:var(--color-border-light);box-shadow:var(--shadow-sm)}.tech-card-icon{width:44px;height:44px;background:var(--color-bg-primary);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--color-secondary);flex-shrink:0}.tech-card-content{flex:1}.tech-card-title{font-size:var(--text-sm);font-weight:var(--font-medium);margin-bottom:var(--space-1);color:var(--color-text-primary)}.tech-card-description{font-size:var(--text-xs);color:var(--color-text-tertiary);line-height:var(--leading-relaxed)}@media(max-width:968px){.technology-grid{grid-template-columns:1fr;gap:var(--space-12)}.technology-content{max-width:100%;text-align:center}.tech-stats{justify-content:center}}@media(max-width:640px){.technology{padding:var(--space-20) 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var(--color-border-light)}.testimonial-card:hover{border-color:var(--color-border-medium);box-shadow:var(--shadow-md)}.testimonial-content{font-size:var(--text-base);color:var(--color-text-secondary);line-height:var(--leading-relaxed);margin-bottom:var(--space-6);font-style:normal}.testimonial-author{display:flex;align-items:center;gap:var(--space-3)}.author-avatar{width:40px;height:40px;background:var(--color-bg-warm);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--color-secondary);font-weight:var(--font-medium);font-size:var(--text-sm)}.author-info{display:flex;flex-direction:column;gap:2px}.author-name{font-weight:var(--font-medium);font-size:var(--text-sm);color:var(--color-text-primary)}.author-role{font-size:var(--text-xs);color:var(--color-text-quaternary)}@media(max-width:768px){.testimonials{padding:var(--space-20) 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var(--ease-out)}.modal-success-btn:hover{background:#000}.feishu-modal-content{background:var(--color-bg-primary);border-radius:var(--radius-xl);width:100%;max-width:560px;height:85vh;max-height:800px;position:relative;overflow:hidden;box-shadow:0 25px 50px -12px #00000040;display:flex;flex-direction:column}.feishu-modal-close{position:absolute;top:var(--space-3);right:var(--space-3);width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:var(--color-text-tertiary);background:var(--color-bg-primary);border-radius:var(--radius-full);transition:all var(--duration-fast);z-index:10;box-shadow:0 2px 8px #0000001a}.feishu-modal-close:hover{color:var(--color-text-primary);background:var(--color-bg-tertiary)}.feishu-modal-header{padding:var(--space-6) var(--space-6) var(--space-4);border-bottom:1px solid var(--color-border-light);flex-shrink:0}.feishu-modal-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--color-text-primary);margin-bottom:var(--space-2)}.feishu-modal-subtitle{font-size:var(--text-sm);color:var(--color-secondary);font-weight:var(--font-medium)}.feishu-form-iframe{flex:1;width:100%;border:none}@media(max-width:968px){.shop-grid{grid-template-columns:1fr;gap:var(--space-10)}.shop-gallery{position:static}.specs-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:640px){.shop-page{padding:calc(60px + var(--space-6)) 0 var(--space-16)}.gallery-main{padding:var(--space-6)}.gallery-thumbs{overflow-x:auto;padding-bottom:var(--space-2);-webkit-overflow-scrolling:touch}.thumb{width:64px;height:64px;flex-shrink:0}.shop-features{grid-template-columns:1fr}.color-options{flex-direction:column}.color-btn{width:100%;justify-content:flex-start;padding:var(--space-3) var(--space-4)}.quantity-selector{width:100%}.qty-btn,.qty-value{flex:1}.shop-guarantees{flex-direction:column;gap:var(--space-3)}.specs-grid{grid-template-columns:repeat(2,1fr)}.modal-content{padding:var(--space-6);margin:var(--space-4);max-height:calc(100vh - var(--space-8));overflow-y:auto}.feishu-modal-content{height:90vh;max-height:none;border-radius:var(--radius-lg);margin:var(--space-4)}.modal-overlay{padding:var(--space-2)}.feishu-modal-header{padding:var(--space-4) var(--space-4) var(--space-3)}.feishu-modal-title{font-size:var(--text-base)}}@media(hover:none)and (pointer:coarse){.color-btn,.thumb,.qty-btn{min-height:48px}.modal-form .form-input{font-size:16px}}:root{--color-primary: #1D1D1F;--color-secondary: #FF8636;--color-accent: #E86B20;--color-bg-primary: #FEFEFE;--color-bg-secondary: #FAFAF8;--color-bg-tertiary: #F5F5F2;--color-bg-warm: #FDF8F4;--color-bg-warm-subtle: #FFFBF8;--color-text-primary: #1D1D1F;--color-text-secondary: #424245;--color-text-tertiary: #6E6E73;--color-text-quaternary: #86868B;--color-text-placeholder: #AEAEB2;--color-border-light: #E8E8ED;--color-border-medium: #D2D2D7;--color-border-dark: #C7C7CC;--font-primary: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "Noto Sans SC", sans-serif;--font-display: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;--text-xs: 11px;--text-sm: 13px;--text-base: 15px;--text-md: 17px;--text-lg: 21px;--text-xl: 28px;--text-2xl: 40px;--text-3xl: 56px;--text-4xl: 80px;--font-light: 300;--font-regular: 400;--font-medium: 500;--font-semibold: 600;--leading-tight: 1.1;--leading-snug: 1.25;--leading-normal: 1.5;--leading-relaxed: 1.7;--tracking-tighter: -.03em;--tracking-tight: -.015em;--tracking-normal: 0;--tracking-wide: .02em;--tracking-wider: .1em;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-20: 80px;--space-24: 96px;--space-32: 128px;--ease-out: cubic-bezier(.25, .46, .45, .94);--ease-in-out: cubic-bezier(.645, .045, .355, 1);--duration-fast: .15s;--duration-normal: .3s;--duration-slow: .5s;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .04), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 16px rgba(0, 0, 0, .06), 0 2px 4px rgba(0, 0, 0, .04);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .08), 0 4px 8px rgba(0, 0, 0, .04);--shadow-xl: 0 24px 48px rgba(0, 0, 0, .1), 0 8px 16px rgba(0, 0, 0, .06);--shadow-warm: 0 8px 32px rgba(255, 134, 54, .12);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-2xl: 32px;--radius-full: 9999px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{font-family:var(--font-primary);font-size:var(--text-base);font-weight:var(--font-regular);line-height:var(--leading-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary);letter-spacing:var(--tracking-tight)}a{text-decoration:none;color:inherit;transition:color var(--duration-fast) var(--ease-out)}button{font-family:inherit;cursor:pointer;border:none;background:none;font-size:inherit}img,video{max-width:100%;height:auto;display:block}ul,ol{list-style:none}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-6)}@media(min-width:768px){.container{padding:0 var(--space-10)}}@media(min-width:1280px){.container{padding:0 var(--space-16)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:var(--text-sm);font-weight:var(--font-medium);letter-spacing:var(--tracking-wide);border-radius:var(--radius-full);transition:all var(--duration-normal) var(--ease-out);white-space:nowrap}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:#000;transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:transparent;color:var(--color-text-primary);border:1px solid var(--color-border-medium)}.btn-secondary:hover{border-color:var(--color-text-primary);background:var(--color-bg-tertiary)}.btn-accent{background:var(--color-secondary);color:#fff}.btn-accent:hover{background:var(--color-accent);transform:translateY(-1px);box-shadow:var(--shadow-warm)}.btn-large{padding:var(--space-4) var(--space-8);font-size:var(--text-base)}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:var(--font-semibold);letter-spacing:var(--tracking-tighter);line-height:var(--leading-tight);color:var(--color-text-primary)}.text-gradient{background:linear-gradient(135deg,var(--color-secondary) 0%,var(--color-accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.label{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);font-size:var(--text-xs);font-weight:var(--font-medium);letter-spacing:var(--tracking-wider);text-transform:uppercase;border-radius:var(--radius-sm)}.label-warm{background:#ff863614;color:var(--color-secondary)}.label-dark{background:var(--color-primary);color:#fff}.divider{width:1px;height:24px;background:var(--color-border-light)}.card{background:var(--color-bg-primary);border-radius:var(--radius-lg);border:1px solid var(--color-border-light);transition:all var(--duration-normal) var(--ease-out)}.card:hover{border-color:var(--color-border-medium);box-shadow:var(--shadow-sm)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border-medium);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-quaternary)}::selection{background:#ff863626;color:var(--color-text-primary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}