:root{--font-inter: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;--font-noto-sans-sc: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "WenQuanYi Micro Hei", sans-serif;--font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif}body,input,textarea,button,select{font-family:var(--font-primary)}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #2563eb;--primary-dark: #1d4ed8;--secondary-color: #7c3aed;--accent-color: #06b6d4;--text-primary: #1f2937;--text-secondary: #6b7280;--text-light: #9ca3af;--bg-primary: #ffffff;--bg-secondary: #f6f7f9;--bg-dark: #0b1020;--border-color: #e5e7eb;--shadow-light: 0 1px 3px 0 rgba(0, 0, 0, .1);--shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-large: 0 20px 25px -5px rgba(0, 0, 0, .1);--font-primary: "Inter", "Noto Sans SC", sans-serif;--font-chinese: "Noto Sans SC", sans-serif;--container-max-width: 1200px;--section-padding: 80px 0;--border-radius: 12px;--border-radius-lg: 20px;--transition-fast: .2s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--ring: 0 0 0 3px rgba(37,99,235,.15);--radius: 10px}body{font-family:var(--font-chinese);line-height:1.6;color:var(--text-primary);background-color:var(--bg-primary);overflow-x:hidden}:root.dark{--text-primary: #e5e7eb;--text-secondary: #9ca3af;--text-light: #6b7280;--bg-primary: #0b1020;--bg-secondary: #101626;--border-color: #1f2937}.theme-toggle{margin-left:12px;width:40px;height:40px;border-radius:8px;border:1px solid var(--border-color);background:transparent;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.theme-toggle:hover{background:#0000000a}.dark .theme-toggle{background:#ffffff0f}.dark .theme-toggle:hover{background:#ffffff1f}.theme-icon{font-size:18px}.theme-icon-svg{width:20px;height:20px;color:var(--text-primary)}.dark .theme-icon-svg{color:#e5e7eb}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 20px}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:1rem}h1{font-size:3.5rem}h2{font-size:2.5rem}h3{font-size:1.875rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1.125rem}p{margin-bottom:1rem;color:var(--text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border:1px solid var(--border-color);border-radius:var(--radius);font-size:1.1rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all var(--transition-normal);min-width:160px;position:relative;overflow:hidden}.btn-primary{background:var(--primary-color);color:#fff;border-color:transparent;box-shadow:0 8px 20px #2563eb40}.btn-primary:hover{transform:translateY(-1px);background:var(--primary-dark);box-shadow:0 12px 30px #2563eb59}.btn-secondary{background:transparent;color:var(--text-primary);border-color:var(--border-color)}.btn-secondary:hover{background:#0000000a;transform:translateY(-1px)}.hero .btn-secondary{color:#fff;border-color:#ffffffd9}.hero .btn-secondary:hover{background:#ffffff1f}.btn-full{width:100%}.btn-outline{background:transparent;border-color:var(--border-color);color:var(--text-primary)}.btn-outline:hover{background:#0000000a}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-primary)}.btn-ghost:hover{background:#0000000a}.navbar{position:fixed;top:0;left:0;right:0;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);z-index:9999;transition:all var(--transition-normal)}.navbar.scrolled{background:#fffffffa;box-shadow:var(--shadow-medium)}.dark .navbar{background:#101626d9;border-bottom-color:#1f2937}.dark .navbar.scrolled{background:#101626f2;box-shadow:var(--shadow-medium)}.dark .bar{background:#e5e7eb}.dark .nav-link{color:#e5e7eb}.dark .nav-link:hover{color:var(--primary-color)}.nav-container{max-width:var(--container-max-width);margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:70px}.nav-logo{display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:700;color:var(--primary-color);text-decoration:none}.nav-logo a{display:flex;align-items:center;gap:12px;color:var(--primary-color);text-decoration:none;transition:color var(--transition-fast)}.nav-logo a:hover{color:var(--primary-dark)}.nav-button{display:inline-flex;align-items:center;justify-content:center!important;height:40px!important;padding:0 16px!important;border:1px solid var(--border-color)!important;border-radius:8px!important;background:transparent!important;color:var(--text-primary)!important;font-size:14px!important;font-weight:600!important;line-height:1!important;text-decoration:none!important;transition:all var(--transition-fast)!important;position:static!important}.nav-button:hover{background:#0000000a!important;color:var(--text-primary)!important;transform:translateY(-1px)!important}.dark .nav-button{border-color:#1f2937!important;color:#e5e7eb!important}.dark .nav-button:hover{background:#ffffff14!important;color:#e5e7eb!important}.nav-button:after{display:none!important}.nav-button:hover:after{display:none!important}.logo-img{width:40px;height:40px}.nav-menu{display:flex;list-style:none;gap:2rem;margin-left:auto}.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}.nav-link{color:var(--text-primary);text-decoration:none;font-weight:500;transition:color var(--transition-fast);position:relative}.nav-link:hover{color:var(--primary-color)}.nav-link:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--primary-color);transition:width var(--transition-normal)}.nav-link:hover:after{width:100%}.nav-toggle{display:none;flex-direction:column;cursor:pointer;gap:4px}.bar{width:25px;height:3px;background:var(--text-primary);transition:all var(--transition-normal)}.hero{position:relative;height:100vh;overflow:hidden}.hero-background{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}.hero-canvas{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;image-rendering:pixelated}.hero-bg-blob,.hero-bg-grid{position:absolute;top:0;right:0;bottom:0;left:0}.hero-bg-blob:before,.hero-bg-blob:after{content:"";position:absolute;width:60vmax;height:60vmax;filter:blur(80px);opacity:.35;border-radius:50%;transform:translate(-30%,-20%);background:radial-gradient(closest-side,rgba(99,102,241,.9),transparent 70%)}.hero-bg-blob:after{right:-20%;top:20%;transform:translate(0);background:radial-gradient(closest-side,rgba(34,211,238,.9),transparent 70%)}.hero-bg-grid{background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:24px 24px;-webkit-mask-image:radial-gradient(circle at 50% 50%,black 30%,transparent 70%);mask-image:radial-gradient(circle at 50% 50%,black 30%,transparent 70%);animation:gridFloat 10s linear infinite;z-index:0}@keyframes gridFloat{0%{background-position:0 0,0 0}to{background-position:24px 24px,24px 24px}}.hero .btn-primary{box-shadow:0 12px 32px #2563eb73}.hero .btn-primary:hover{box-shadow:0 18px 44px #2563eb99}.hero-video{width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(180deg,#0006,#00000073 35%,#0000008c);z-index:2}.hero-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff;z-index:10;width:100%;max-width:var(--container-max-width);padding:0 20px}.hero-swiper{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;width:100%;height:100%}.hero-slide-img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(1.05) contrast(1.05)}.hero-swiper-button{position:absolute;top:50%;width:44px;height:44px;border-radius:50%;background:#ffffff26;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transform:translateY(-50%);z-index:1;cursor:pointer;transition:all var(--transition-fast)}.hero-swiper-button:hover{background:#ffffff40}.hero-swiper-prev{left:24px}.hero-swiper-next{right:24px}.hero-swiper-pagination{position:absolute;left:0;right:0;bottom:24px;z-index:1}.hero-swiper .swiper-pagination-bullet{background:#fff9}.hero-swiper .swiper-pagination-bullet-active{background:#fff}.hero-swiper.swiper,.hero-swiper .swiper-wrapper,.hero-swiper .swiper-slide{width:100%;height:100%}.hero-swiper.swiper-fade .swiper-slide{opacity:0;transition-property:opacity}.hero-swiper.swiper-fade .swiper-slide-active{opacity:1}.hero-swiper .swiper-slide{transition:opacity .8s ease-in-out}.hero-swiper .swiper-slide img{width:100%;height:100%;object-fit:cover;display:block}.hero-title{font-size:4.5rem;font-weight:700;margin-bottom:2rem;text-shadow:0 4px 8px rgba(0,0,0,.4);line-height:1.5;letter-spacing:-.02em}.gloss-text{background:linear-gradient(120deg,#fff,#f0f9ff,#e0f2fe,#f0f9ff,#fff);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:inline-block;animation:glossShift 8s ease-in-out infinite;text-shadow:0 4px 12px rgba(255,255,255,.3)}@keyframes glossShift{0%{background-position:0% 50%;background:linear-gradient(120deg,#fff,#f0f9ff,#e0f2fe,#f0f9ff,#fff)}25%{background-position:25% 50%;background:linear-gradient(120deg,#f0f9ff,#e0f2fe,#bae6fd,#e0f2fe,#f0f9ff)}50%{background-position:50% 50%;background:linear-gradient(120deg,#e0f2fe,#bae6fd,#7dd3fc,#bae6fd,#e0f2fe)}75%{background-position:75% 50%;background:linear-gradient(120deg,#bae6fd,#7dd3fc,#38bdf8,#7dd3fc,#bae6fd)}to{background-position:100% 50%;background:linear-gradient(120deg,#fff,#f0f9ff,#e0f2fe,#f0f9ff,#fff)}}.hero-subtitle{margin-bottom:3rem;max-width:700px;margin-left:auto;margin-right:auto}.subtitle-main{font-size:1.4rem;color:#fffffff2;line-height:1.6;text-shadow:0 2px 4px rgba(0,0,0,.3);font-weight:500;margin-bottom:.8rem}.subtitle-detail{font-size:1.1rem;color:#ffffffd9;line-height:1.5;text-shadow:0 2px 4px rgba(0,0,0,.3);font-weight:400;margin-bottom:0}.hero-buttons{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap;margin-top:2rem}.scroll-indicator{position:absolute;bottom:30px;left:50%;transform:translate(-50%);animation:bounce 2s infinite}.scroll-arrow{width:20px;height:20px;border-right:2px solid white;border-bottom:2px solid white;transform:rotate(45deg)}@keyframes bounce{0%,20%,50%,80%,to{transform:translate(-50%) translateY(0)}40%{transform:translate(-50%) translateY(-10px)}60%{transform:translate(-50%) translateY(-5px)}}section{padding:var(--section-padding)}.section-header{text-align:center;margin-bottom:4rem}.section-title{color:var(--text-primary);margin-bottom:1rem}.section-subtitle{font-size:1.125rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.products{background:var(--bg-secondary)}.products-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem}.product-card{background:var(--bg-primary);padding:2rem;border-radius:var(--radius);box-shadow:none;transition:all var(--transition-normal);border:1px solid var(--border-color);position:relative;display:flex;flex-direction:column}.product-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px #00000014;border-color:#2563eb73}.product-icon{display:none}.product-card{position:relative;overflow:hidden}.product-card:before{content:"";position:absolute;top:0;right:0;width:200px;height:200px;opacity:.12;pointer-events:none;transition:opacity .4s ease,transform .4s ease}.product-card:after{content:"";position:absolute;top:0;right:0;width:200px;height:200px;pointer-events:none;z-index:-1}.card-algorithm:before{background:linear-gradient(90deg,#6366f1 1px,transparent 1px),linear-gradient(0deg,#6366f1 1px,transparent 1px),radial-gradient(circle at 25% 25%,#6366f1 3px,transparent 3px),radial-gradient(circle at 75% 25%,#6366f1 3px,transparent 3px),radial-gradient(circle at 25% 75%,#6366f1 3px,transparent 3px),radial-gradient(circle at 75% 75%,#6366f1 3px,transparent 3px),radial-gradient(circle at 50% 50%,#8b5cf6 5px,transparent 5px);background-size:40px 40px;transform:rotate(-15deg) translate(20px,-20px)}.card-algorithm:hover:before{opacity:.18;transform:rotate(-15deg) translate(20px,-20px) scale(1.1)}.card-cluster:before{background:radial-gradient(circle at 20% 20%,#06b6d4 8px,transparent 8px),radial-gradient(circle at 50% 15%,#06b6d4 6px,transparent 6px),radial-gradient(circle at 80% 25%,#06b6d4 10px,transparent 10px),radial-gradient(circle at 30% 50%,#0891b2 12px,transparent 12px),radial-gradient(circle at 70% 55%,#06b6d4 8px,transparent 8px),radial-gradient(circle at 15% 80%,#06b6d4 6px,transparent 6px),radial-gradient(circle at 55% 85%,#0891b2 10px,transparent 10px),radial-gradient(circle at 85% 75%,#06b6d4 8px,transparent 8px),linear-gradient(45deg,transparent 49%,rgba(6,182,212,.3) 49%,rgba(6,182,212,.3) 51%,transparent 51%),linear-gradient(-45deg,transparent 49%,rgba(6,182,212,.3) 49%,rgba(6,182,212,.3) 51%,transparent 51%);background-size:200px 200px;transform:translate(10px,-10px)}.card-cluster:hover:before{opacity:.18;transform:translate(10px,-10px) scale(1.1)}.card-ai:before{background:radial-gradient(ellipse at center,transparent 30%,rgba(244,63,94,.15) 31%,rgba(244,63,94,.15) 32%,transparent 33%),radial-gradient(ellipse at center,transparent 50%,rgba(236,72,153,.12) 51%,rgba(236,72,153,.12) 52%,transparent 53%),radial-gradient(ellipse at center,transparent 70%,rgba(244,63,94,.08) 71%,rgba(244,63,94,.08) 72%,transparent 73%),radial-gradient(ellipse at center,transparent 90%,rgba(236,72,153,.05) 91%,rgba(236,72,153,.05) 92%,transparent 93%),radial-gradient(circle at 50% 50%,#f43f5e 6px,transparent 6px);transform:translate(30px,-30px);opacity:.12}@keyframes pulse-wave{0%,to{transform:translate(30px,-30px) scale(1.1)}50%{transform:translate(30px,-30px) scale(1.21)}}.card-network:before{background:radial-gradient(circle at 20% 20%,#10b981 6px,transparent 6px),radial-gradient(circle at 50% 30%,#10b981 8px,transparent 8px),radial-gradient(circle at 80% 20%,#10b981 6px,transparent 6px),radial-gradient(circle at 35% 60%,#059669 10px,transparent 10px),radial-gradient(circle at 65% 55%,#10b981 7px,transparent 7px),radial-gradient(circle at 20% 80%,#10b981 5px,transparent 5px),radial-gradient(circle at 80% 80%,#10b981 5px,transparent 5px),linear-gradient(30deg,transparent 49%,rgba(16,185,129,.25) 49%,rgba(16,185,129,.25) 51%,transparent 51%),linear-gradient(150deg,transparent 49%,rgba(16,185,129,.25) 49%,rgba(16,185,129,.25) 51%,transparent 51%),linear-gradient(90deg,transparent 49%,rgba(5,150,105,.2) 49%,rgba(5,150,105,.2) 51%,transparent 51%);background-size:200px 200px;transform:translate(15px,-15px)}.card-network:hover:before{opacity:.18;transform:translate(15px,-15px) scale(1.1)}.card-precision:before{background:radial-gradient(circle at center,transparent 20%,rgba(245,158,11,.2) 21%,rgba(245,158,11,.2) 22%,transparent 23%),radial-gradient(circle at center,transparent 40%,rgba(251,191,36,.15) 41%,rgba(251,191,36,.15) 42%,transparent 43%),radial-gradient(circle at center,transparent 60%,rgba(245,158,11,.1) 61%,rgba(245,158,11,.1) 62%,transparent 63%),radial-gradient(circle at center,#f59e0b 4px,transparent 4px),linear-gradient(0deg,transparent 48%,rgba(245,158,11,.3) 48%,rgba(245,158,11,.3) 52%,transparent 52%),linear-gradient(90deg,transparent 48%,rgba(245,158,11,.3) 48%,rgba(245,158,11,.3) 52%,transparent 52%);background-position:center;transform:translate(20px,-20px)}@keyframes precision-focus{0%,to{transform:translate(20px,-20px) scale(1)}50%{transform:translate(20px,-20px) scale(1.15)}}.card-precision:hover:before{opacity:.18;animation:precision-focus 2.5s ease-in-out infinite}.card-creativity:before{background:radial-gradient(circle at 50% 40%,#a855f7 10px,transparent 10px),linear-gradient(to bottom,#8b5cf6,#8b5cf6),linear-gradient(0deg,transparent 49%,rgba(168,85,247,.4) 49%,rgba(168,85,247,.4) 51%,transparent 51%),linear-gradient(45deg,transparent 49%,rgba(139,92,246,.35) 49%,rgba(139,92,246,.35) 51%,transparent 51%),linear-gradient(90deg,transparent 49%,rgba(168,85,247,.4) 49%,rgba(168,85,247,.4) 51%,transparent 51%),linear-gradient(135deg,transparent 49%,rgba(139,92,246,.35) 49%,rgba(139,92,246,.35) 51%,transparent 51%),radial-gradient(circle at 50% 10%,#a855f7 3px,transparent 3px),radial-gradient(circle at 85% 25%,#8b5cf6 4px,transparent 4px),radial-gradient(circle at 90% 55%,#a855f7 3px,transparent 3px),radial-gradient(circle at 80% 85%,#8b5cf6 4px,transparent 4px),radial-gradient(circle at 15% 30%,#a855f7 3px,transparent 3px),radial-gradient(circle at 20% 70%,#8b5cf6 4px,transparent 4px);background-size:200px 200px,8px 12px,200px 200px,200px 200px,200px 200px,200px 200px,200px 200px,200px 200px,200px 200px,200px 200px,200px 200px,200px 200px;background-position:center,center 55%,center 40%,center 40%,center 40%,center 40%,center,center,center,center,center,center;background-repeat:no-repeat;transform:translate(20px,-20px)}.card-creativity:hover:before{opacity:.18;transform:translate(20px,-20px) scale(1.1)}.product-title{color:var(--text-primary);margin-bottom:1rem}.product-description{margin-bottom:1.5rem;line-height:1.6}.product-cta{display:flex;justify-content:flex-end;margin-top:auto}.product-card:hover:before{opacity:.18}.card-ai:hover:before{opacity:.18;animation:pulse-wave 3s ease-in-out infinite}.product-cta .btn-link{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-primary);color:var(--text-primary);text-decoration:none;font-weight:500;font-size:.875rem;border:1px solid var(--border-color);border-radius:6px;transition:all .2s ease-in-out;box-shadow:0 1px 2px #0000000d}.product-cta .btn-link:hover{background:var(--bg-secondary);border-color:var(--primary-color);color:var(--primary-color);text-decoration:none;transform:translateY(-1px);box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.product-cta .btn-link:focus{outline:2px solid transparent;outline-offset:2px;box-shadow:0 0 0 2px var(--primary-color)}.product-cta .arrow{font-size:.875rem;line-height:1;transition:transform .2s ease-in-out}.product-cta .btn-link:hover .arrow{transform:translate(2px)}.product-features{list-style:none}.product-features li{color:var(--text-secondary);position:relative;padding:.5rem 0 .5rem 1.5rem}.product-features li:before{content:"";position:absolute;left:0;top:50%;width:16px;height:16px;background-color:#10b981;transform:translateY(-50%);-webkit-mask:url(/images/icons/check.svg) no-repeat center / contain;mask:url(/images/icons/check.svg) no-repeat center / contain}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.about-text{display:flex;flex-direction:column;gap:2rem}.about-text h3{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin-bottom:1rem}.about-text p{color:var(--text-secondary);line-height:1.6;margin-bottom:1.5rem}.about-images{display:flex;flex-direction:column;gap:1rem}.image-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.image-item{border-radius:var(--border-radius);overflow:hidden;aspect-ratio:1}.image-item img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-normal)}.image-item:hover img{transform:scale(1.05)}.about-stats{display:flex;gap:2rem;margin-top:2rem}.stat-item{text-align:center}.stat-number{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-bottom:.5rem}.stat-label{color:var(--text-secondary);font-size:.875rem}.image-gallery{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.gallery-item{position:relative;border-radius:var(--border-radius);overflow:hidden;aspect-ratio:1}.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}.gallery-item:hover img{transform:scale(1.1)}.gallery-overlay{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,#000000b3);color:#fff;padding:1rem;transform:translateY(100%);transition:transform var(--transition-normal)}.gallery-item:hover .gallery-overlay{transform:translateY(0)}.cases{background:var(--bg-secondary)}.cases-slider{position:relative;padding:0 2rem}.cases-slider .swiper{padding:2rem 0;overflow:visible}.cases-slider .swiper-slide{height:auto;display:flex;align-items:stretch}.cases-slider .swiper-wrapper{align-items:stretch}.case-card{background:var(--bg-primary);border-radius:var(--radius);overflow:hidden;box-shadow:none;transition:all var(--transition-normal);display:flex;flex-direction:column;height:100%;min-height:450px;border:1px solid var(--border-color)}.case-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px #00000014;border-color:#2563eb73}.case-image{height:200px;overflow:hidden;background:linear-gradient(135deg,#2563eb1a,#7c3aed1a);display:flex;align-items:center;justify-content:center}.case-image img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}.case-card:hover .case-image img{transform:scale(1.1)}.case-content{padding:1.5rem;display:flex;flex-direction:column;flex:1}.case-content h3{color:var(--text-primary);margin-bottom:1rem;font-size:1.25rem;font-weight:600}.case-content p{margin-bottom:1.5rem;line-height:1.6;color:var(--text-secondary);flex:1}.case-stats{display:flex;gap:1rem;margin-top:auto}.stat{text-align:center;flex:1}.stat-number{display:block;font-size:1.5rem;font-weight:700;color:var(--primary-color);margin-bottom:.25rem}.stat-label{font-size:.875rem;color:var(--text-secondary);font-weight:500}.cases-slider .swiper-button-next,.cases-slider .swiper-button-prev{position:fixed;top:50%;transform:translateY(-50%);width:60px;height:60px;background:transparent;border:2px solid var(--primary-color);border-radius:50%;color:var(--primary-color);font-size:20px;z-index:100;transition:all var(--transition-normal);cursor:pointer;display:flex;align-items:center;justify-content:center}.cases-slider .swiper-button-prev{left:20px}.cases-slider .swiper-button-next{right:20px}.cases-slider .swiper-button-next:hover,.cases-slider .swiper-button-prev:hover{background:var(--primary-color);color:#fff;transform:translateY(-50%) scale(1.1);box-shadow:0 8px 20px #2563eb4d}.cases-slider .swiper-button-next:after,.cases-slider .swiper-button-prev:after{font-size:20px;font-weight:700}.cases-slider .swiper-button-prev:after{content:"‹"}.cases-slider .swiper-button-next:after{content:"›"}.swiper-button-next,.swiper-button-prev{color:var(--primary-color)}.swiper-pagination-bullet-active{background:var(--primary-color)}.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:start;margin-top:2rem}.contact-info{padding-right:2rem;text-align:left}.contact-details{margin-top:0}.contact-item{display:flex;align-items:flex-start;gap:1.5rem;margin-bottom:2.5rem;padding:0;background:transparent;border:none;transition:all var(--transition-normal)}.contact-item:hover{transform:none;box-shadow:none;background:transparent}.contact-icon{width:60px;height:60px;background:linear-gradient(135deg,#2563eb1a,#7c3aed1a);border:2px solid rgba(37,99,235,.2);border-radius:var(--border-radius-lg);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 2px 8px #2563eb1a}.contact-icon img{width:28px;height:28px}.dark .contact-icon{background:linear-gradient(135deg,#2563eb26,#7c3aed26);border-color:#2563eb4d;box-shadow:0 2px 8px #2563eb33}.dark .contact-icon img{filter:brightness(1.2) saturate(1.1)}.contact-text h4{color:var(--text-primary);margin-bottom:.5rem;font-size:1.1rem;font-weight:600}.contact-text p{color:var(--text-secondary);margin:0;font-size:1rem;line-height:1.5}.contact-description{font-size:1.1rem;color:var(--text-secondary);line-height:1.6;margin-top:1rem;max-width:500px;text-align:left}.form{background:var(--bg-primary);padding:2rem;border-radius:12px;box-shadow:none;border:1px solid var(--border-color)}.form-group{margin-bottom:1.5rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border:1px solid var(--border-color);border-radius:8px;font-size:1rem;background:var(--bg-primary);color:var(--text-primary);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:var(--ring)}.form-group input.error,.form-group select.error,.form-group textarea.error{border-color:#ef4444;box-shadow:0 0 0 3px #ef444426}.form-group input:disabled,.form-group select:disabled,.form-group textarea:disabled{background:#0000000a;color:var(--text-secondary);cursor:not-allowed}.form-group textarea{resize:vertical;min-height:120px}.wechat-qr-section{display:flex;align-items:flex-start;justify-content:center}.qr-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:2.5rem 2rem;box-shadow:none;transition:all var(--transition-normal);max-width:400px;width:100%;text-align:center}.qr-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0000000f;border-color:#2563eb4d}.qr-header{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border-color)}.qr-avatar{width:64px;height:64px;border-radius:8px;overflow:hidden;border:2px solid rgba(37,99,235,.2);box-shadow:0 2px 8px #2563eb1a}.qr-avatar img{width:100%;height:100%;object-fit:cover}.qr-user-info{text-align:left}.qr-name{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:0 0 .25rem}.qr-location{font-size:.9rem;color:var(--text-secondary);margin:0}.qr-code-wrapper{margin:2rem 0;display:flex;align-items:center;justify-content:center}.qr-code-image{width:100%;max-width:280px;height:auto;border-radius:var(--border-radius);box-shadow:0 4px 12px #00000014;transition:transform var(--transition-normal)}.qr-code-image:hover{transform:scale(1.02)}.qr-footer{padding-top:1.5rem;border-top:1px solid var(--border-color)}.qr-tip{font-size:.9rem;color:var(--text-secondary);margin:0;line-height:1.5}.dark .qr-card{border-color:#1f2937}.dark .qr-card:hover{border-color:#2563eb66}.dark .qr-avatar{border-color:#2563eb4d}.qr-card-simple{background:transparent;max-width:269px;width:100%;border-radius:var(--border-radius);overflow:hidden;transition:all var(--transition-normal)}.wechat-contact-card{width:100%;height:auto;display:block;border-radius:var(--border-radius);box-shadow:0 4px 16px #00000014;transition:all var(--transition-normal)}.wechat-contact-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px #0000001f}.dark .wechat-contact-card{box-shadow:0 4px 16px #0000004d}.dark .wechat-contact-card:hover{box-shadow:0 12px 32px #0006}.footer{background:var(--bg-secondary);color:var(--text-primary);padding:3rem 0 1rem}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-bottom:2rem}.footer-logo{display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:700;margin-bottom:1rem}.footer-logo img{width:40px;height:40px}.footer-description{color:#9ca3af;line-height:1.6}.footer-title{color:var(--text-primary);margin-bottom:1rem}.footer-links{list-style:none}.footer-links li{margin-bottom:.5rem}.footer-links a{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.footer-links a:hover{color:var(--text-primary)}.footer-contact p{color:var(--text-secondary);margin-bottom:.5rem}.footer-bottom{border-top:1px solid var(--border-color);padding-top:1rem;text-align:center;color:var(--text-secondary)}.footer-bottom a{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast),text-decoration var(--transition-fast)}.footer-bottom a:hover{text-decoration:underline}.dark .footer{background:var(--bg-dark);color:#e5e7eb}.dark .footer-title{color:#fff}.dark .footer-links a{color:#9ca3af}.dark .footer-links a:hover{color:#fff}.dark .footer-contact p{color:#9ca3af}.dark .footer-bottom{border-top-color:#374151;color:#9ca3af}.dark .footer-bottom a{color:#9ca3af}@media (max-width: 768px){.nav-menu{position:fixed;left:-100%;top:70px;flex-direction:column;background-color:#fff;width:100%;text-align:center;transition:.3s;box-shadow:var(--shadow-medium);padding:2rem 0}.nav-menu.active{left:0}.nav-toggle{display:flex}.nav-toggle.active .bar:nth-child(2){opacity:0}.nav-toggle.active .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle.active .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}h1{font-size:2.5rem}h2{font-size:2rem}.hero-title{font-size:2.8rem}.subtitle-main{font-size:1.2rem}.subtitle-detail{font-size:1rem}.hero-buttons{flex-direction:column;align-items:center;gap:1rem}.btn{min-width:200px;padding:14px 28px}.about-content{grid-template-columns:1fr;gap:2rem}.about-stats{justify-content:center}.contact-content{grid-template-columns:1fr;gap:3rem}.contact-info{padding-right:0;text-align:left}.contact-item{padding:0;margin-bottom:2rem}.contact-icon{width:50px;height:50px}.contact-icon img{width:24px;height:24px}.form{padding:2rem}.qr-card{padding:2rem 1.5rem}.qr-header{gap:.75rem;margin-bottom:1.5rem;padding-bottom:1rem}.qr-avatar{width:56px;height:56px}.qr-name{font-size:1.25rem}.qr-code-image{max-width:240px}.qr-card-simple{max-width:100%}.wechat-contact-card{border-radius:10px}.products-grid,.image-gallery{grid-template-columns:1fr}.cases-slider .swiper-button-next,.cases-slider .swiper-button-prev{display:none}}@media (max-width: 1024px){.cases-slider .swiper-button-prev{left:10px}.cases-slider .swiper-button-next{right:10px}.cases-slider .swiper-button-next,.cases-slider .swiper-button-prev{width:50px;height:50px;font-size:18px}}@media (max-width: 480px){.container{padding:0 15px}section{padding:60px 0}.hero-title{font-size:2.2rem}.subtitle-main{font-size:1.1rem}.subtitle-detail{font-size:.95rem}.product-card,.form{padding:1.5rem}}.loading{opacity:0;transform:translateY(20px);transition:all .6s ease}.loading.loaded{opacity:1;transform:translateY(0)}html{scroll-behavior:smooth}.nav-actions{display:flex;align-items:center;gap:12px}.hidden{display:none!important}.visible:not(.nav-button){display:inline-block!important}.user-menu{position:relative;display:flex;align-items:center}.user-menu-trigger{display:flex;align-items:center;gap:8px;height:40px;padding:4px 12px 4px 4px;background:transparent;border:1px solid var(--border-color);border-radius:24px;cursor:pointer;transition:all var(--transition-fast);color:var(--text-primary)}.user-menu-trigger:hover{background:var(--bg-secondary);border-color:var(--primary-color)}.trigger-avatar{width:32px;height:32px;border-radius:50%;background:#2563eb;color:#fff;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.user-name{font-size:14px;font-weight:500;color:var(--text-primary)}.user-menu-trigger.active svg{transform:rotate(180deg)}.user-menu-trigger svg{transition:transform var(--transition-fast);color:var(--text-secondary)}.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:280px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 8px 30px #0000001a;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .2s ease;z-index:10000;overflow:hidden}.user-dropdown.show{opacity:1;visibility:visible;transform:translateY(0)}.panel-header{display:flex;align-items:center;gap:12px;padding:20px 20px 16px}.panel-avatar{width:44px;height:44px;border-radius:50%;background:#2563eb;color:#fff;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.panel-info{flex:1;min-width:0}.panel-name{font-size:15px;font-weight:600;color:var(--text-primary);line-height:1.3}.panel-phone{font-size:13px;color:var(--text-secondary);margin-top:2px}.panel-balance{margin:0 12px 12px;padding:16px;background:linear-gradient(135deg,#eff6ff,#f0f4ff);border-radius:12px;display:flex;align-items:center;justify-content:space-between}.balance-row{display:flex;flex-direction:column;gap:4px}.balance-label{font-size:12px;color:#6b7280}.balance-amount{font-size:20px;font-weight:800;color:#1e40af;letter-spacing:-.02em}.balance-recharge{padding:6px 20px;background:#2563eb;color:#fff;border-radius:20px;font-size:13px;font-weight:600;text-decoration:none;transition:all .2s;white-space:nowrap}.balance-recharge:hover{background:#1d4ed8;transform:translateY(-1px);box-shadow:0 4px 12px #2563eb4d}.panel-actions{padding:4px 8px}.panel-action{display:flex;align-items:center;gap:10px;padding:10px 12px;color:var(--text-primary);text-decoration:none;font-size:14px;border-radius:8px;transition:background .15s}.panel-action:hover{background:var(--bg-secondary)}.panel-action svg{color:var(--text-secondary);flex-shrink:0}.panel-footer{border-top:1px solid var(--border-color);padding:8px}.panel-logout{display:block;width:100%;padding:10px 12px;background:none;border:none;color:#dc2626;font-size:14px;font-weight:500;cursor:pointer;text-align:left;border-radius:8px;transition:background .15s}.panel-logout:hover{background:#fef2f2}@media (max-width: 768px){.user-dropdown{right:-10px;width:260px}}.env-switcher{position:fixed!important;bottom:24px!important;right:24px!important;left:auto!important;z-index:9998!important}.env-switcher-trigger{display:flex;align-items:center;gap:8px;padding:10px 16px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:8px;cursor:pointer;transition:all var(--transition-fast);box-shadow:0 4px 12px #0000001a;font-size:13px;font-weight:500;color:var(--text-primary)}.env-switcher-trigger:hover{background:var(--bg-secondary);border-color:var(--primary-color);box-shadow:0 6px 16px #00000026}.env-icon{width:18px;height:18px;color:var(--primary-color);animation:spin 3s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.env-label{font-weight:600;color:var(--text-primary)}.env-dropdown{position:absolute;bottom:calc(100% + 8px);right:0;min-width:280px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:12px;box-shadow:0 8px 24px #0000001f;opacity:0;visibility:hidden;transform:translateY(10px);transition:all var(--transition-fast)}.env-switcher:hover .env-dropdown,.env-switcher-trigger:focus+.env-dropdown,.env-dropdown:hover{opacity:1;visibility:visible;transform:translateY(0)}.env-dropdown-header{padding:12px 16px;font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border-color)}.env-option{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;background:transparent;border:none;cursor:pointer;transition:all var(--transition-fast);text-align:left}.env-option:first-of-type{border-radius:0}.env-option:last-of-type{border-radius:0 0 12px 12px}.env-option:hover{background:var(--bg-secondary)}.env-option.active{background:#2563eb14}.env-option.active:after{content:"✓";margin-left:auto;color:var(--primary-color);font-weight:700}.env-option-icon{font-size:20px;width:24px;display:flex;align-items:center;justify-content:center}.env-option-content{display:flex;flex-direction:column;gap:2px;flex:1}.env-option-name{font-size:14px;font-weight:500;color:var(--text-primary)}.env-option-url{font-size:12px;color:var(--text-secondary);font-family:Monaco,Courier New,monospace}.dark .env-switcher-trigger{background:#ffffff0f;border-color:#1f2937}.dark .env-switcher-trigger:hover{background:#ffffff1f}.dark .env-dropdown{background:var(--bg-secondary)}@media (max-width: 768px){.env-switcher{bottom:16px;right:16px}.env-switcher-trigger{padding:8px 12px}.env-dropdown{min-width:240px;right:-10px}}.product-cta,#cases{display:none!important}