:root{--color-bg: #030712;--color-bg-light: #111827;--color-primary: #3b82f6;--color-primary-dark: #2563eb;--color-accent: #8b5cf6;--color-text: #f8fafc;--color-text-muted: #94a3b8;--color-border: #1e293b;--font-main: "Inter", "Noto Sans TC", system-ui, -apple-system, sans-serif;--container-width: 1200px;--header-height: 80px;--radius-md: 12px;--radius-lg: 20px;--shadow-glow: 0 0 40px rgba(59, 130, 246, .15);--glass-bg: rgba(17, 24, 39, .7);--glass-border: rgba(255, 255, 255, .1);--header-bg: rgba(3, 7, 18, .5);--page-header-overlay: linear-gradient(rgba(3, 7, 18, .8), rgba(3, 7, 18, .9));--page-header-fade: linear-gradient(180deg, rgba(15, 23, 42, .8) 0%, rgba(15, 23, 42, 0) 100%)}:root[data-theme=light]{--color-bg: #F8FAFC;--color-bg-light: #FFFFFF;--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-accent: #7c3aed;--color-text: #0f172a;--color-text-muted: #475569;--color-border: #e2e8f0;--shadow-glow: 0 0 40px rgba(37, 99, 235, .1);--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(0, 0, 0, .1);--header-bg: rgba(255, 255, 255, .85);--page-header-overlay: linear-gradient(rgba(248, 250, 252, .9), rgba(248, 250, 252, .95));--page-header-fade: linear-gradient(180deg, rgba(248, 250, 252, .9) 0%, rgba(248, 250, 252, 0) 100%)}:root[data-theme=light] .bg-gradient-orb{opacity:.6;filter:none;animation:none;background:radial-gradient(#cbd5e1 1.5px,transparent 1.5px);background-size:24px 24px;width:100vw;height:100vh;top:0;left:0;transform:none;mask-image:radial-gradient(circle at top center,black 40%,transparent 100%);-webkit-mask-image:radial-gradient(circle at top center,black 40%,transparent 100%)}:root[data-theme=light] .bg-gradient-orb:after{display:none}:root[data-theme=light] .about-card,:root[data-theme=light] .about-description,:root[data-theme=light] .contact-info,:root[data-theme=light] .contact-form-container{background-color:#fff;border:1px solid #cbd5e1;box-shadow:0 8px 24px -4px #0f172a14;-webkit-backdrop-filter:none;backdrop-filter:none}:root[data-theme=light] .about-card:hover{transform:translateY(-4px);border-color:#cbd5e1;box-shadow:0 12px 24px -8px #0f172a1f}:root[data-theme=light] .about-description h3{background:linear-gradient(90deg,#0f172a,#475569);-webkit-background-clip:text;background-clip:text;color:transparent}:root[data-theme=light] .header{background:var(--header-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid rgba(0,0,0,.05)}:root[data-theme=light] .btn,:root[data-theme=light] .btn-primary,:root[data-theme=light] .btn-outline,:root[data-theme=light] button{color:#000!important}:root[data-theme=light] .product-card{background-color:#fff;border:1px solid #e2e8f0;box-shadow:0 4px 6px -1px #0f172a0d,0 2px 4px -2px #0f172a0d}:root[data-theme=light] .product-card:hover{transform:translateY(-8px);border-color:#cbd5e1;box-shadow:0 15px 30px -5px #0f172a1f}:root[data-theme=light] .product-image{background:#f1f5f9}:root[data-theme=light] .product-overlay{background:#ffffffd9;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}:root[data-theme=light] .main-image-wrapper img{mix-blend-mode:multiply;opacity:1}:root[data-theme=light] .main-image-wrapper,:root[data-theme=light] .gallery-thumbs .thumb{background-color:#f1f5f9!important;border-color:#e2e8f0}:root[data-theme=light] .swiper-button-next,:root[data-theme=light] .swiper-button-prev{color:#0f172a}:root[data-theme=light] .btn-lang{border:1px solid #cbd5e1}:root[data-theme=light] .hero{border-bottom:1px solid rgba(0,0,0,.1)}:root[data-theme=light] .page-header{background:var(--color-bg)!important;border-bottom:1px solid #E2E8F0}:root[data-theme=light] .page-header h1,:root[data-theme=light] .page-header p,:root[data-theme=light] .page-header .intro-text{color:#0f172a!important;text-shadow:none!important}:root:not([data-theme=light]) .page-header h1,:root:not([data-theme=light]) .page-header p,:root:not([data-theme=light]) .page-header .intro-text{color:#fff!important;text-shadow:0 2px 4px rgba(0,0,0,.5)}:root[data-theme=light] .hero-title{background:linear-gradient(to right,#0f172a,#475569);-webkit-background-clip:text;background-clip:text;color:transparent}:root[data-theme=light] .logo-img{height:100px}*{box-sizing:border-box;margin:0;padding:0}:root[data-theme=light] .btn-lang,:root[data-theme=light] .theme-toggle{color:#475569!important;border:1.5px solid #cbd5e1!important;background:#fff!important;display:inline-flex;align-items:center;justify-content:center;transition:all .2s ease-in-out}:root[data-theme=light] .btn-lang *,:root[data-theme=light] .theme-toggle *{color:inherit!important}:root[data-theme=light] .btn-lang:hover,:root[data-theme=light] .theme-toggle:hover{color:#0f172a!important;border-color:#94a3b8!important;background:#0f172a0d!important}:root[data-theme=light] .filter-btn{background:#fff!important;border:1.5px solid #cbd5e1!important;color:#475569!important;padding:.5rem 1.5rem!important;border-radius:50px!important;font-weight:600!important;cursor:pointer!important;transition:all .2s ease-in-out!important}:root[data-theme=light] .filter-btn:hover{border-color:#94a3b8!important;color:#0f172a!important;background:#f8fafc!important}:root[data-theme=light] .filter-btn.active{background:#475569!important;border-color:#475569!important;color:#fff!important;box-shadow:0 4px 12px -2px #0f172a4d!important}:root[data-theme=light] .btn-primary{background:#475569!important;color:#fff!important;border:none!important;box-shadow:0 4px 12px #0f172a26!important;transition:all .3s cubic-bezier(.4,0,.2,1)}:root[data-theme=light] .btn-primary:hover{background:#334155!important;transform:translateY(-2px);box-shadow:0 8px 16px #0f172a33!important}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:var(--font-main);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;overflow-x:hidden}main{padding-top:80px;position:relative;z-index:1}a{text-decoration:none;color:inherit;transition:color .3s ease}ul{list-style:none}.container{width:90%;max-width:var(--container-width);margin:0 auto;padding:0 1rem}.bg-gradient-orb{position:fixed;top:-20%;left:-10%;width:60%;height:60%;background:radial-gradient(circle,#3b82f626,#03071200 70%);filter:blur(80px);z-index:-1;animation:float 15s infinite alternate ease-in-out}.bg-gradient-orb:after{content:"";position:absolute;top:50%;left:120%;width:80%;height:80%;background:radial-gradient(circle,#8b5cf61a,#03071200 70%);transform:translate(-50%,-50%)}@keyframes float{0%{transform:translate(0)}to{transform:translate(50px,50px)}}.text-gradient{background:linear-gradient(135deg,#60a5fa,#c084fc);-webkit-background-clip:text;background-clip:text;color:transparent}.section-header{text-align:center;margin-bottom:4rem}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:1rem}.section-line{width:60px;height:4px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));margin:0 auto;border-radius:2px}.btn{display:inline-block;padding:.8rem 2rem;border-radius:50px;font-weight:600;cursor:pointer;transition:all .3s ease;border:none}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;box-shadow:0 4px 20px #3b82f666}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 25px #3b82f699}.btn-outline{background:transparent;border:1px solid var(--glass-border);color:var(--color-text);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.btn-outline:hover{background:#ffffff1a;border-color:var(--color-text)}.full-width{width:100%;text-align:center}.header{position:fixed;top:0;left:0;width:100%;height:var(--header-height);z-index:100;background:var(--header-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);transition:all .3s ease}.header-container{display:flex;justify-content:space-between;align-items:center;height:100%}.logo{display:flex;align-items:center;text-decoration:none}.logo-img{height:60px;width:auto;object-fit:contain}.nav-list{display:flex;gap:2rem;align-items:center}.nav-list li{display:flex;align-items:center}.nav-link{font-weight:500;color:var(--color-text-muted);position:relative}.nav-link:hover,.nav-link.active{color:var(--color-text)}.nav-link:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--color-primary);transition:width .3s ease}.nav-link:hover:after{width:100%}.btn-lang{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);padding:.4rem .8rem;color:var(--color-text);border-radius:6px;cursor:pointer;font-size:.9rem;transition:all .3s;display:inline-flex;align-items:center;justify-content:center}.btn-lang:hover{background:var(--color-primary);border-color:var(--color-primary)}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:6px}.mobile-menu-btn span{display:block;width:25px;height:2px;background-color:var(--color-text);transition:.3s}.mobile-menu{position:fixed;top:var(--header-height);left:0;width:100%;height:0;background:var(--color-bg);overflow:hidden;transition:height .3s ease;z-index:99;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2rem}.mobile-menu.open{height:calc(100vh - var(--header-height));border-bottom:1px solid var(--glass-border)}.mobile-link{font-size:1.5rem;font-weight:700}.hero-slider,.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;padding-top:var(--header-height);text-align:center;position:relative}.hero-title{font-size:4rem;line-height:1.1;margin-bottom:1.5rem;background:linear-gradient(to right,#fff,#cbd5e1);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-subtitle{font-size:1.25rem;color:var(--color-text-muted);max-width:600px;margin:0 auto 2.5rem}.hero-actions{display:flex;gap:1rem;justify-content:center}.section{padding:1rem 0}.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-bottom:3rem}.about-card{background:var(--glass-bg);border:1px solid var(--glass-border);padding:1.5rem;border-radius:var(--radius-lg);transition:transform .3s ease,box-shadow .3s ease;text-align:center}.about-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px #0003;border-color:#fff3}.card-icon-wrapper{display:flex;justify-content:center;align-items:center;margin-bottom:1rem}.card-icon{width:32px;height:32px;color:var(--color-primary);transition:transform .3s ease}.about-card:hover .card-icon{transform:translateY(-3px);color:var(--color-primary-dark)}.about-card h3{font-size:1.25rem;margin-bottom:.8rem;color:var(--color-text)}.about-card p{color:var(--color-text-muted);font-size:.95rem;line-height:1.5}.about-description{max-width:1000px;margin:0 auto 5rem;color:var(--color-text-muted);line-height:1.8;font-size:1.05rem;background:var(--glass-bg);border:1px solid var(--glass-border);padding:3rem;border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);text-align:center;box-shadow:0 4px 20px #0000001a}.about-description h3{color:var(--color-text);margin-bottom:1.5rem;font-size:1.75rem;font-weight:700;letter-spacing:-.025em;background:linear-gradient(90deg,#fff,#94a3b8);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block}.about-description p{margin-bottom:1.5rem;max-width:800px;margin-left:auto;margin-right:auto}.about-description p:last-child{margin-bottom:0}.contact-wrapper{display:flex;justify-content:center;max-width:800px;margin:0 auto}.contact-info{background:var(--glass-bg);border:1px solid var(--glass-border);padding:2.5rem;border-radius:var(--radius-lg)}.contact-info h3{margin-bottom:2rem;font-size:1.5rem}.contact-item{margin-bottom:1.5rem}.contact-label{display:block;font-size:.875rem;color:var(--color-primary);margin-bottom:.25rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.contact-item p{color:var(--color-text);font-size:1.1rem}.contact-divider{height:1px;background:var(--glass-border);margin:2rem 0}.contact-form-container{width:100%;background:var(--color-bg-light);padding:2.5rem;border-radius:var(--radius-lg);border:1px solid var(--glass-border)}.contact-form-container h3{margin-bottom:2rem;font-size:1.5rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--color-text-muted);font-size:.9rem}.form-group input,.form-group textarea{width:100%;padding:.75rem 1rem;background:#0003;border:1px solid var(--glass-border);border-radius:var(--radius-md);color:var(--color-text);font-family:inherit;font-size:1rem;transition:all .3s ease}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);background:#0006}.footer{padding:4rem 0;border-top:1px solid var(--glass-border);margin-top:4rem;text-align:center}.footer-logo{font-size:1.5rem;font-weight:700;margin-bottom:1rem;color:var(--color-text)}.footer-links{margin-bottom:1.5rem}.footer-links a{color:var(--color-text-muted);margin:0 1rem;font-size:.95rem}.footer-links a:hover{color:var(--color-primary)}.copyright{color:var(--color-text-muted);font-size:.9rem}.footer-sm{font-size:.8rem;opacity:.6}.fade-in{opacity:0;transform:translateY(20px);transition:opacity .6s ease-out,transform .6s ease-out}.fade-in-up{opacity:0;transform:translateY(30px);transition:opacity .8s ease-out,transform .8s ease-out}.visible{opacity:1;transform:translateY(0)}.delay-100{transition-delay:.1s}.delay-200{transition-delay:.2s}.delay-300{transition-delay:.3s}.page-header{background:linear-gradient(#030712cc,#030712e6),url(https://placehold.co/1920x400/0f172a/FFF?text=Products);background-size:cover;background-position:center;padding:1rem 0;text-align:center;border-bottom:0}.intro-text{max-width:800px;margin:0 auto;color:var(--color-text-muted)}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem;padding:0}.product-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-lg);overflow:hidden;transition:transform .3s ease,border-color .3s ease;display:flex;flex-direction:column;padding:1.25rem}.product-card:hover{transform:translateY(-8px);border-color:var(--color-primary);box-shadow:0 15px 30px #0000004d}.product-image{display:block;position:relative;padding-top:66%;overflow:hidden;background:#0f172a;border-radius:var(--radius-md)}.product-image img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.product-card:hover .product-image img{transform:scale(1.05)}.product-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#030712b3;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s ease}.product-card:hover .product-overlay{opacity:1}.product-content{padding:1.25rem 0 0;flex-grow:1;display:flex;flex-direction:column}.product-category{font-size:.8rem;color:var(--color-primary);text-transform:uppercase;letter-spacing:.05em;font-weight:600;margin-bottom:.5rem}.product-title{font-size:1.25rem;font-weight:700;margin-bottom:1.5rem;min-height:3rem;display:-webkit-box;line-clamp:2;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-desc{font-size:.95rem;color:var(--color-text-muted);margin-bottom:1.5rem;flex-grow:1}.product-specs{border-top:1px solid var(--glass-border);padding-top:1rem;font-size:.9rem;color:var(--color-text-muted);list-style-type:disc;padding-left:1.2rem}.product-specs li{margin-bottom:.3rem;padding-left:.2rem}@media(max-width:768px){.hero-title{font-size:2.5rem}.nav-list{display:none}.mobile-menu-btn{display:flex}.contact-wrapper,.about-grid{grid-template-columns:1fr}.section{padding:4rem 0}}.hero-slider{position:relative;display:block;width:100%;height:35vh;min-height:320px;overflow:hidden;z-index:1;background:var(--color-bg)}.slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity .8s ease-in-out;z-index:1;display:flex;align-items:center;justify-content:center}.slide.active{opacity:1;z-index:2}.slide .container.hero-content{position:relative;z-index:10;text-align:center;margin-top:110px}.slide-image{width:100%;height:100%;object-fit:contain}.slider-btn{position:absolute;top:50%;transform:translateY(-50%);background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;width:48px;height:48px;border-radius:50%;cursor:pointer;z-index:20;display:flex;align-items:center;justify-content:center;transition:all .3s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.slider-btn:hover{background:#ffffff40;border-color:#ffffff80;box-shadow:0 0 20px #3b82f64d;transform:translateY(-50%) scale(1.1)}.slider-btn svg{width:24px;height:24px;stroke-width:2.5}.prev{left:2rem}.next{right:2rem}@media(max-width:768px){.slider-btn{width:40px;height:40px}.slider-btn svg{width:20px;height:20px}.prev{left:1rem}.next{right:1rem}}.chatbot-trigger{position:fixed;bottom:2rem;right:2rem;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));color:#fff;border:none;border-radius:50px;padding:1rem 1.5rem;font-size:1.1rem;font-family:var(--font-main);font-weight:600;cursor:pointer;box-shadow:0 4px 20px #3b82f666;z-index:1000;transition:transform .3s ease,box-shadow .3s ease;display:flex;align-items:center;gap:.5rem}.chatbot-trigger:hover{transform:translateY(-3px);box-shadow:0 6px 25px #3b82f699}:root[data-theme=light] .chatbot-trigger{color:#fff!important}.chat-modal{position:fixed;bottom:5rem;right:2rem;width:380px;max-height:550px;height:70vh;background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:0 10px 40px #0000004d;z-index:1000;display:flex;flex-direction:column;overflow:hidden;transform:translateY(20px) scale(.95);opacity:0;pointer-events:none;transition:all .3s cubic-bezier(.175,.885,.32,1.275)}.chat-modal.active{transform:translateY(0) scale(1);opacity:1;pointer-events:all}:root[data-theme=light] .chat-modal{background:#ffffffd9;box-shadow:0 15px 35px #0f172a26}.chat-header{padding:1rem 1.25rem;background:#0003;border-bottom:1px solid var(--glass-border);display:flex;justify-content:space-between;align-items:center}:root[data-theme=light] .chat-header{background:#f1f5f9cc}.chat-title{font-weight:600;font-size:1.1rem;color:var(--color-text);display:flex;align-items:center;gap:.5rem}.chat-close-btn{background:none;border:none;color:var(--color-text-muted);font-size:1.5rem;cursor:pointer;transition:color .2s;line-height:1}.chat-close-btn:hover{color:var(--color-text)}.chat-messages{flex:1;padding:1rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem;scroll-behavior:smooth}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:transparent}.chat-messages::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:10px}:root[data-theme=light] .chat-messages::-webkit-scrollbar-thumb{background:#0000001a}.chat-message{max-width:85%;padding:.75rem 1rem;border-radius:1rem;font-size:.95rem;line-height:1.5;word-wrap:break-word}.chat-message.ai{background:#3b82f626;border:1px solid rgba(59,130,246,.3);color:var(--color-text);align-self:flex-start;border-bottom-left-radius:.25rem}:root[data-theme=light] .chat-message.ai{background:#eff6ff;border-color:#bfdbfe;color:#1e3a8a}.chat-message.user{background:var(--color-primary);color:#fff;align-self:flex-end;border-bottom-right-radius:.25rem}.chat-presets{padding:.5rem 1rem;display:flex;flex-wrap:wrap;gap:.5rem;border-top:1px solid var(--glass-border)}.chat-preset-btn{background:#ffffff0d;border:1px solid var(--glass-border);color:var(--color-primary);padding:.4rem .8rem;border-radius:50px;font-size:.8rem;cursor:pointer;transition:all .2s;white-space:nowrap}.chat-preset-btn:hover{background:#3b82f61a;border-color:var(--color-primary)}:root[data-theme=light] .chat-preset-btn{background:#fff;border-color:#cbd5e1;color:#2563eb}:root[data-theme=light] .chat-preset-btn:hover{background:#f1f5f9;border-color:#93c5fd}.chat-input-area{padding:1rem;background:#0000001a;border-top:1px solid var(--glass-border);display:flex;gap:.5rem}:root[data-theme=light] .chat-input-area{background:#f8fafc}.chat-input{flex:1;background:#ffffff0d;border:1px solid var(--glass-border);border-radius:50px;padding:.6rem 1rem;color:var(--color-text);font-family:inherit;font-size:.95rem;outline:none;transition:border-color .2s}.chat-input:focus{border-color:var(--color-primary);background:#ffffff1a}:root[data-theme=light] .chat-input{background:#fff;color:#0f172a}:root[data-theme=light] .chat-input:focus{background:#fff}.chat-send-btn{background:var(--color-primary);color:#fff;border:none;border-radius:50%;width:38px;height:38px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s,transform .2s}.chat-send-btn:hover{background:var(--color-primary-dark);transform:scale(1.05)}.chat-send-btn:disabled{background:var(--color-text-muted);cursor:not-allowed;transform:none}.chat-loading{display:inline-flex;gap:4px;padding:0 4px}.chat-loading span{width:6px;height:6px;background:currentColor;border-radius:50%;animation:bounce 1.4s infinite ease-in-out both}.chat-loading span:nth-child(1){animation-delay:-.32s}.chat-loading span:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}@media(max-width:600px){.chat-modal{width:calc(100% - 2rem);right:1rem;bottom:4.5rem}}