@charset "UTF-8";
:root{color-scheme:light;--ivory:#f5f3ee;--carbon:#111;--moss:#4e5a4f;--line:#d5d5ce;--muted:#5c615b;--font:"PingFang TC","Noto Sans TC","Microsoft JhengHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:2rem}body{margin:0;background:var(--ivory);color:var(--carbon);font-family:var(--font);font-size:1rem;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:.25em}a:focus-visible,summary:focus-visible{outline:3px solid #5c6d7a;outline-offset:6px}img{max-width:100%;height:auto}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:500;line-height:1.4}p{overflow-wrap:anywhere}.skip-link{position:absolute;top:-6rem;left:1rem;z-index:10;padding:.7rem 1rem;background:var(--ivory)}.skip-link:focus{top:1rem}.site-header{height:102px;padding:0 5.5%;display:flex;align-items:center;justify-content:space-between;gap:2rem}.brand{line-height:0;display:inline-block;flex-shrink:0}.site-header .brand img{width:120px}.site-header nav{display:flex;gap:2.2rem;font-size:.875rem}.site-header nav a{text-decoration:none;padding:.5rem 0}.site-header nav a:hover,.site-header nav a[aria-current=page]{box-shadow:0 1px currentColor}.hero{background:var(--carbon);color:var(--ivory);padding:76px 5.5% 64px;display:grid;grid-template-columns:1.1fr 1fr;gap:3rem;min-height:690px;align-items:center}.eyebrow{font-size:.75rem;letter-spacing:.2em;font-weight:600}.hero .eyebrow{color:#bcc8bd;margin-bottom:2rem}.hero h1{font-size:clamp(2.6rem,4.1vw,4.1rem);line-height:1.48;letter-spacing:.015em}.hero h1 span{color:#aebdaa}.hero-description{color:#c7c7c2;margin-top:1.7rem;line-height:1.95;font-size:1rem}.button{display:inline-flex;gap:3rem;align-items:center;justify-content:space-between;padding:.85rem 1.25rem;text-decoration:none;font-size:.875rem;min-height:48px;border:1px solid transparent;transition:background .2s,color .2s}.button span{font-size:1.3rem;line-height:1}.button.light{background:var(--ivory);color:var(--carbon);margin-top:2rem}.button.light:hover{background:#d4dfd1}.button.dark{background:var(--carbon);color:var(--ivory)}.button.dark:hover{background:var(--moss)}.device-note{font-size:.75rem;color:#aaa;margin-top:1.3rem;line-height:1.8}.space-figure{min-width:0;background:#1c251f;border:1px solid #3b463d;padding:1.4rem 1.5rem 1.2rem;align-self:center}.figure-top,figcaption{display:flex;align-items:center;justify-content:space-between;gap:1rem;font-size:.75rem;color:#b6c3b7;letter-spacing:.05em}.figure-top{padding-bottom:1rem;border-bottom:1px solid #415045}.space-diagram{width:100%;display:block;margin:1.4rem 0 .4rem}figcaption{padding-top:1rem;border-top:1px solid #415045;font-size:.75rem}.intro-strip{display:flex;align-items:center;justify-content:space-between;gap:1rem;border-bottom:1px solid var(--line);padding:1.15rem 5.5%;font-size:.875rem}.intro-strip>span:last-child{font-size:.75rem;letter-spacing:.12em}.intro-strip i{font-style:normal;padding:0 1rem;color:#9b9e96}.section-wrap{padding:90px 5.5%}.features{display:grid;grid-template-columns:1fr 1.15fr;gap:9%;scroll-margin-top:1rem}.section-heading .eyebrow{color:var(--moss);margin-bottom:1.5rem}.section-heading h2,.local-section h2{font-size:clamp(1.8rem,2.6vw,2.6rem);line-height:1.55}.section-heading>p:last-child{color:var(--muted);margin-top:1.5rem}.feature-list article{display:grid;grid-template-columns:40px 1fr;gap:1.3rem;padding:2rem 0;border-top:1px solid var(--line)}.feature-list article:first-child{padding-top:1.7rem}.feature-list article:last-child{padding-bottom:0}.index{font-size:.75rem;letter-spacing:.1em;color:var(--moss);padding-top:.4rem}.feature-list h3{font-size:1.3rem;margin-bottom:.8rem}.feature-list p{color:var(--muted)}.feature-meta{display:block;margin-top:1rem;font-size:.75rem;color:var(--moss);letter-spacing:.04em}.local-section{background:#e3e6df;display:grid;grid-template-columns:1fr 1.15fr;gap:9%;align-items:center}.app-identity{display:flex;gap:1.5rem;align-items:center}.app-identity img{border-radius:22px;width:100px;height:100px}.app-identity span{font-size:.75rem;letter-spacing:.12em;line-height:1.9;color:var(--moss)}.local-section .eyebrow{color:var(--moss);margin-bottom:.8rem}.local-section h2{font-size:1.75rem}.local-section p:not(.eyebrow){margin-top:1.2rem;color:#454c43}.text-link{display:inline-flex;gap:2rem;align-items:center;margin-top:1.4rem;font-size:.875rem}.requirements{display:grid;grid-template-columns:.7fr 1fr 1fr;gap:5%;border-bottom:1px solid var(--line)}.requirements h2{font-size:1.75rem}.requirements h3{font-size:1.1rem;margin-bottom:1rem}.requirements p{color:var(--muted)}.support-band{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding-top:65px;padding-bottom:65px}.support-band .eyebrow{color:var(--moss);margin-bottom:.7rem}.support-band h2{font-size:1.8rem}.site-footer{border-top:1px solid var(--line);margin:0 5.5%;padding:2.4rem 0;display:flex;align-items:center;gap:2rem;font-size:.75rem;color:var(--muted)}.site-footer>div{margin-left:auto;display:flex;flex-wrap:wrap;gap:1.5rem}.site-footer a:not(.brand){text-decoration:none;padding:.3rem 0}.site-footer a:hover{text-decoration:underline}.page-hero{background:var(--moss);color:var(--ivory);padding:65px 5.5% 60px}.page-hero .eyebrow{color:#d2d9cf;margin-bottom:1rem}.page-hero h1{font-size:clamp(2.2rem,4vw,3.5rem);margin-bottom:1rem}.page-hero>p:last-child{color:#dce1d8;max-width:42rem}.content-layout{max-width:1280px;margin:0 auto;padding:65px 5.5% 90px;display:grid;grid-template-columns:220px minmax(0,1fr);gap:6%}.page-aside{align-self:start;position:sticky;top:2rem}.page-aside p{font-size:.75rem;letter-spacing:.1em;color:var(--moss);margin-bottom:1rem}.page-aside a{display:block;text-decoration:none;font-size:.875rem;padding:.5rem 0;color:var(--muted)}.page-aside a:hover{text-decoration:underline}.prose{max-width:780px;min-width:0}.prose section{margin-bottom:2.8rem;scroll-margin-top:2rem}.prose h2{font-size:1.45rem;margin-bottom:1rem}.prose h3{font-size:1.05rem;margin:1.5rem 0 .7rem}.prose p{margin-bottom:1rem;color:#454b43}.prose ul,.prose ol{padding-left:1.4rem;color:#454b43}.prose li{margin:.55rem 0}.prose strong{font-weight:600;color:var(--carbon)}.contact-card{background:#e4e7e0;border:1px solid #ced4c9;padding:1.8rem 2rem}.contact-card h2{margin-bottom:.65rem}.contact-card .email{font-size:clamp(1rem,2vw,1.35rem);word-break:break-word}.contact-card p:last-child{margin-bottom:0;margin-top:1rem}.policy-meta{display:flex;flex-wrap:wrap;gap:.4rem 1.8rem;padding-bottom:1.5rem;border-bottom:1px solid var(--line);margin-bottom:2rem;font-size:.875rem;color:var(--muted)}details{border-top:1px solid var(--line)}details:last-child{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none;padding:1.3rem 2rem 1.3rem 0;position:relative;font-weight:500}summary::-webkit-details-marker{display:none}summary::after{content:'+';position:absolute;right:.3rem;top:1.3rem;color:var(--moss)}details[open]>summary::after{content:'−'}details>div{padding:0 1.5rem .75rem 0}.notice{border-left:3px solid var(--moss);padding:.9rem 1.2rem;background:#e9eae3;font-size:.875rem}.prose .notice{margin:1.5rem 0}.fineprint{font-size:.875rem;color:var(--muted)}
@media(min-width:1600px){.hero{padding-left:calc((100vw - 1424px)/2);padding-right:calc((100vw - 1424px)/2)}.section-wrap{padding-left:calc((100vw - 1424px)/2);padding-right:calc((100vw - 1424px)/2)}}
@media(max-width:960px){.hero{gap:2rem;min-height:610px;padding-top:55px;padding-bottom:55px}.hero h1{font-size:2.6rem}.space-figure{padding:1rem}.hero-description br.desktop-break{display:none}.features,.local-section{gap:6%}.site-footer{flex-wrap:wrap}.site-footer>div{margin-left:0;width:100%}.requirements{grid-template-columns:1fr 1fr}.requirements h2{grid-column:1/-1;margin-bottom:1rem}.content-layout{grid-template-columns:160px minmax(0,1fr);gap:5%}}
@media(max-width:700px){.site-header{height:auto;min-height:92px;padding:1.15rem 6%;flex-wrap:wrap;gap:.9rem}.site-header .brand img{width:95px}.site-header nav{gap:1.2rem;font-size:.875rem}.hero{grid-template-columns:1fr;padding:50px 6% 35px;gap:2.7rem}.hero h1{font-size:clamp(2rem,7vw,3rem)}.hero .eyebrow{margin-bottom:1.5rem}.hero-description{margin-top:1.2rem}.hero .device-note{font-size:.75rem}.space-figure{max-width:510px;width:100%;margin:auto}.space-diagram{max-height:350px}.intro-strip{padding:1.2rem 6%;flex-direction:column;align-items:flex-start;gap:.5rem}.section-wrap{padding:55px 6%}.features,.local-section{grid-template-columns:1fr;gap:2.5rem}.section-heading h2{font-size:2rem}.feature-list article{gap:.9rem;grid-template-columns:30px 1fr}.feature-list h3{font-size:1.15rem}.local-section{gap:2.2rem}.app-identity img{width:72px;height:72px;border-radius:16px}.requirements{grid-template-columns:1fr;gap:1.7rem}.requirements h2{margin:0}.support-band{flex-direction:column;align-items:flex-start;gap:1.8rem}.site-footer{margin:0 6%;gap:1rem 2rem}.site-footer>div{gap:.8rem 1.2rem;font-size:.875rem}.page-hero{padding:45px 6%}.content-layout{display:block;padding:35px 6% 60px}.page-aside{position:static;margin-bottom:2.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--line)}.page-aside p{margin-bottom:.5rem}.page-aside nav{display:flex;flex-wrap:wrap;gap:.3rem 1.5rem}.page-aside a{padding:.25rem 0}.contact-card{padding:1.4rem}.desktop-break{display:none}.prose h2{font-size:1.3rem}.policy-meta{display:block}.policy-meta span{display:block}.space-figure figcaption{letter-spacing:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}
